Wheel rolling device

The present application relates to a wheel rolling device, which is composed of a lower lifting rotating system, first rolling systems, a synchronous clamping drive system, a second rolling system and a third rolling system. The present application may not only strengthen the center hole, the inner and outer rims, the upper and lower rims, the flange root and the like portion of the wheel by rolling, but also may strengthen the bolt holes and valve holes of the wheel by extrusion; at the same time, the present application has the characteristics of high automation, powerful function, advanced technology, strong versatility and safe and stable performance.

Method for separating copper and zinc from copper-zinc bulk concentrate

The invention provides a method for separating copper and zinc from a copper-zinc bulk concentrate. The method comprises the following steps: dehydrating the copper-zinc bulk concentrate to obtain a filter cake with a plate and frame type filter press; adding clear water into a buffer slot containing the filter cake to adjust slurry, wherein the ratio of the filter cake to the water is 1:8.5-9; adding zinc sulfate and sodium cyanide into the slurry to inhibit zinc, and stirring for 55 to 65 minutes, wherein the ratio of the dosage of the zinc sulfate to the filter cake is 0.95 to 1.05 percent,and the ratio of the dosage of the sodium cyanide to the filter cake is 0.25 to 0.35 percent; adding Z200, wherein the ratio of the dosage of the Z200 to the filter cake is 0.0025 to 0.0035 percent;and floating in an inflatable agitation flotation machine, wherein the floated concentrate is copper concentrate, and residues in the inflatable agitation flotation machine is zinc concentrate. Therefore ...

Preparation method of fenugreek oil in fenugreek, macromolecular fractions such as vegetable proteins and micromolecular fractions such as dioscin

The invention discloses a preparation method of fenugreek oil in fenugreek, macromolecular fractions such as vegetable proteins and micromolecular fractions such as dioscin. The preparation method is characterized by comprising the following steps: a, the preparation of fenugreek oil, namely taking fenugreek cotyledons as raw materials, and carrying out crushing, screening, and extraction separation on the fenugreek cotyledons, so that degreased cotyledon powder and the fenugreek oil are obtained; b, the preparation of macromolecular fractions such as vegetable proteins, namely dispersing the degreased cotyledon powder obtained in the step a into a solvent, grinding in a grinding miller, and separating the obtained product so as to obtain filter liquor and cotyledon residues, separating the filter liquor by using a multistage membrane filtration system to obtain trapped fluid and membrane-passing liquid, and concentrating and drying the trapped fluid, so that the macromolecular fractions ...

Flavone chromium and its producing method and use

Flavone compound and chromium compound are made to react to produce flavone chromium. Flavone chromium, unlike inorganic chromium compound being not easy to be absorbed by human body, has the comprehensive curative effect of both flavone and chromium compound and can promote and raise the sensitivity of insulin, soften and dilate blood vessel, improve microcirculation, regulate metabolism, prevent and cure diabetes, hyperlipomia, hypertension, and other diseases.

Built-in equipment based data search method and apparatus, and built-in equipment thereof

Immersed battery pack thermal management system

The invention discloses an immersed battery pack thermal management system, which relates to the field of battery pack thermal management systems and comprises a battery pack box body, a data acquisition instrument, a flow meter, a heat exchanger, a high-level oil tank and a variable-frequency oil pump. In order to realize a low-temperature environment of the square battery, the square battery and the battery pack box body are integrally placed in the cabinet freezer for use, the battery pack box body can be used for heating the square battery, and the phenomenon that the temperature of the square battery is too low is avoided; the data acquisition instrument can be used for monitoring the heat of the square battery in the battery jar, and controlling whether hot oil flows through the battery jar or controlling the flow velocity of the hot oil according to the actual heat of the square battery so as to adjust the heat of the square battery, and a T-shaped thermocouple mounted on the surface ...

ELASTIC ADJUSTABLE BRAKE PAD FOR USE IN TRAIN

An elastic adjustable brake pad for use in a train, comprising a brake pad frame (1) provided with a fourth through hole (18), a brake block assembly, and a spiral compression spring (6); the brake block assembly comprises a brake block (16), a rivet (4), a Belleville spring (5), and a rivet sleeve (3), the brake block (16) comprising a friction block (10) and a static sheet steel back (7) fixedly mounted together, the rivet (4) passing through the brake block (16) and being sleeved in turn by the Belleville spring (5) and the rivet sleeve (3); the fourth through hole (18) is a stepped counterbore, and the rivet (4) in the brake block (16) penetrates the fourth through hole (18) and extends outward therefrom, the spiral compression spring (6) being sleeved over the outside of the rivet sleeve (3), and the outer side of one end of the rivet sleeve (3) being provided with a clamping groove clamped to an elastic retainer ring (2), one end of the spiral compression spring (6) abutting a step on which a secondary counterbore (20) is located, and the other end thereof abutting the lower end face of the elastic retainer ring (2); a plurality of anti-rotation pins are arranged between the static sheet steel back (7) and the brake pad frame (1). The present brake pad has the advantages of automatically adjusting the brake clearance, ensuring the friction area at all times, improving brake efficiency, extending service life, and low manufacturing costs.

FGFR KINASE INHIBITORS AND PHARMACEUTICAL USES

Fibroblast Growth Factor Receptor kinase inhibitors and prodrugs thereof of Formula (I) and their use for the treatment of hyper-proliferative diseases such as retinopathy, psoriasis, rheumatoid arthritis, osteoarthritis, septic arthritis, tumour metastasis, periodontal disease, corral ulceration, proteinuria, coronary thrombosis from atherosclerotic plaque, aneurismal aorta, dystrophobic epidermolysis bullosa, degenerative cartilage loss following traumatic joint injury, osteopenias mediated by MMP activity, tempero mandibular joint disease, and demyelating disease of the nervous system.

Notebook computer

Disclosed in embodiments of the present application is a notebook computer. The notebook computer can be opened or closed at any angle, is detachable in a tablet computer mode, and is more portable. The notebook computer comprises a tablet computer and a keyboard base; the tablet computer comprises a tablet computer body, a first hinge cover, and a first hinge; a first end of the first hinge is connected to the first hinge cover, and a second end of the first hinge is connected to the tablet computer body; the first hinge cover is used for rotating around the axis of the first hinge relative to the tablet computer body; the keyboard base comprises a keyboard base body, a second hinge cover, and a second hinge; a first end of the second hinge is connected to the second hinge cover, and a second end of the second hinge is connected to the keyboard base body; the second hinge cover is used for rotating around the axis of the second hinge relative to the keyboard base body; the tablet computer and the keyboard base are connected by means of the first hinge cover and the second hinge cover; the connection of the first hinge cover and the second hinge cover is a detachable connection.

Gap-adjustable potato seed conveying device

The invention provides a gap-adjustable potato seed conveying device. The gap-adjustable potato seed conveying device is characterized in that two ends of a driven shaft fixedly provided with a driven roll are supported on brackets I; two ends of a driving shaft fixedly provided with a driving roll are located in runners and are supported on brackets II through tensioning devices; a conveying belt is hung on the driving roll and the driven roll, two rows of potato seed bowls are fixed on the outer surface of the conveying belt, a fixed plate is arranged on one sides of the potato seed bowls, and seed throwing tongues are arranged at bowl edge parts, opposite to the fixed plate, of the potato seed bowls; the upper ends of two side faces of a U-shaped protecting cover are respectively fixed on the brackets II on two sides, and the lower ends of the two side faces of the U-shaped protecting cover are respectively fixed on the brackets I on the two sides; the outer surfaces of two side faces ...

Ozone spray pistol

The utility model discloses an ozone spray pistol belongs to the equipment that sprays technical field, including injection pipe, connection nozzle and the kettle of connection below the nozzle on the injection pipe, its characterized in that: still include cavity branch and U type trachea, the one end of cavity branch is connected with the air intake valve through first coupling, and the other end is connected with the injection pipe, the tracheal one end of U type is passed through the second coupling and is connected with the injection pipe, is connected with the suction nozzle on the other end, the suction nozzle is connected with cavity branch. The utility model discloses, ozone gets into and forms the high -speed atmospheric pressure that flows through the injection pipe from the air intake valve of cavity branch, and in the water of the high -speed atmospheric pressure that flows in negative pressure that nozzle department formed is with the kettle sucked the nozzle, through nozzle ...

Notebook computer

Disclosed in embodiments of the present application is a notebook computer. The notebook computer can be opened or closed at any angle, is detachable in a tablet computer mode, and is more portable. The notebook computer comprises a tablet computer and a keyboard base; the tablet computer comprises a tablet computer body, a first hinge cover, and a first hinge; a first end of the first hinge is connected to the first hinge cover, and a second end of the first hinge is connected to the tablet computer body; the first hinge cover is used for rotating around the axis of the first hinge relative to the tablet computer body; the keyboard base comprises a keyboard base body, a second hinge cover, and a second hinge; a first end of the second hinge is connected to the second hinge cover, and a second end of the second hinge is connected to the keyboard base body; the second hinge cover is used for rotating around the axis of the second hinge relative to the keyboard base body; the tablet computer ...

Production method of fenugreek gum

The invention discloses a production method of fenugreek gum. The production method comprises the following steps of a, cleaning and winnowing seeds; b, adding inorganic salt in selected seeds according to a proportion of seed weight to inorganic salt volume of 1:(10-50), digesting, and filtering to eliminate a digestion solution; c, peeling and screening the filtered seeds to obtain seed kernels; d, drying and dehumidifying the seed kernels obtained in the step c, and controlling the water content to be 8-25 percent; e, separating endosperms of the seed kernels obtained in the step d from cotyledons of the seed kernels, and collecting the endosperms and the cotyledons; f, grinding the cotyledons obtained in the step e in ethyl alcohol to obtain ground fenugreek gum; and g, centrifuging, drying and grading the ground fenugreek gum obtained in the step f, and packaging a finished product. According to the production method, the process is simplified, and the quality of the fenugreek gum ...

Tubulin-SRC dual-target inhibitor

The invention discloses a tubulin-SRC (short chain reaction) double-target inhibitor. The invention provides a compound as shown in a formula I or pharmaceutically acceptable salt thereof. The compound can be used as a tubulin and Src kinase double-target inhibitor, can also be used as a single tubulin or Src kinase inhibitor, and can obviously inhibit polymerization of a tubulin monomer and inhibit cell proliferation.

Potato harvesting machine adjustment device

The invention provides a potato harvesting machine adjustment device which is characterized in that: a plurality sets of soil-press adjustment devices are arranged below a crossbeam; two sets of soil-cut adjustment devices are symmetrically arranged on the two sides of each set of the soil-press adjustment device; one ends of swing rods are arranged in fan-shaped slots arranged on the lower ends of vertical columns; The middle parts of shafts are fixed on the other ends of the swing rods; soil-cutting plates and soil-scrappers are arranged on the inner ends; the lower ends of adjustment rods I are arranged on the outer ends of the shafts; springs are arranged on the upper ends of the adjustment rods I; the springs penetrate connection plates I, and are matched with nuts; one ends of two connection arms are fixedly connected on two sides of connection plates II, wherein horizontal shafts I are arranged in between; one ends of crank arms are arranged at the ends of connection arms; soil-press ...

Folding frame with anti-collision buffering function

The invention provides a folding frame with anti-collision and buffering functions. The folding frame is characterized in that a rack lug is hung on a suspension bracket of a tractor; a lifting frame of the lifting device is installed in a lifting slide way of the rack, a swing frame and a conversion lock are hinged between a lifting bottom frame and a lifting convex lug, and a ball head conversion plate is hinged to the lower end of the lifting bottom frame. The two ends of a second-stage cylinder of a first-stage arm assembly of the folding arm are hinged to a first-stage arm and a first-stage folding and unfolding plate, the two ends of a third-stage cylinder are hinged to a second-stage arm and a second-stage folding and unfolding plate, a second-stage arm of a second-stage arm assembly is hinged to the first-stage arm of the first-stage arm assembly and the first-stage folding and unfolding plate, and a third-stage arm is hinged to the second-stage arm of the second-stage arm assembly ...

Coil pipe hangs courage style hot water, steam boiler

The utility model relates to a coil pipe hangs courage style hot water, steam boiler, include: furnace body, delivery port, the return water mouth, the chimney, the deashing hole, its characterized in that: the furnace body in set up the coil installation, set up in the coil installation and hang the courage device, the coil installation with hang the advancing of courage device, return water mouth and delivery port that the export communicates the furnace body respectively. The operation in -process, the hot firework in its furnace body directly carries out the heat exchange with coil installation and the water that hangs in the courage device to, the thermal efficiency is high. Simultaneously, the coil installation with hang the courage device and to impacting and the damping from top terminad operation hot -gas, not only can slow down the hot -gas speed of marcing greatly, and, make the flue gas in soot because of receiving the striking to fall down postcombustion again to, the burning ...

FGFR kinase inhibitors and pharmaceutical uses

Fibroblast Growth Factor Receptor kinase inhibitors and prodrugs thereof of Formula (I) and their use for the treatment of hyper-proliferative diseases such as retinopathy, psoriasis, rheumatoid arthritis, osteoarthritis, septic arthritis, tumour metastasis, periodontal disease, cornal ulceration, proteinuria, coronary thrombosis from atherosclerotic plaque, aneurismal aorta, dystrophobic epidermolysis bullosa, degenerative cartilage loss following traumatic joint injury, osteopenias mediated by MMP activity, tempero mandibular joint disease, and demyelating disease of the nervous system.

Spray boom for boom sprayer

The invention relates to a spray boom, in particular to a spray boom for a boom sprayer. The spray boom for the boom sprayer comprises a fixed spray boom body and four folding spray boom bodies extending outwards from each of the two ends of the fixed spray boom body in a hinged mode, a folding mechanism is arranged between every two adjacent folding spray boom bodies, a protecting mechanism is further arranged between each endmost folding spray boom body and the corresponding tail end folding spray boom body, and a protecting rod inclined downwards is arranged on each endmost folding spray boom body. The spray boom for the boom sprayer can be folded, the turning radius and the placing space are decreased, a planar truss is adopted as the folding spray boom, the spray boom for the boom sprayer has very good stability, and mechanical safety is improved; the spray loom naturally bends when coming across a barrier due to the arranged protecting mechanisms, mechanical instability is reduced ...

Modular examine utensil

The utility model discloses a modular examine utensil forms with the measuring tool body (2) by measuring piece (1), will measure post (21) during the use and insert the steel bushing, makes the up end of handle (22) bottom surface and steel bushing develop, and whether the up end of measuring piece (1) develops with the lower terminal surface of work piece, and measures post (21) and match with measuring piece (1), observe the lower terminal surface of measurement post (21) and place in in the middle of two bench height of measurement piece (1), with measuring tool trunk circling 180 degrees,the tapering of tapering stick (23) detectable steel bushing. The utility model discloses in use not only can detect steel bushing and the post -installation thickness A of work piece, and whether the tapering that can detect the steel bushing moreover is qualified, simultaneously, has simple structure, detects precision height, performance safety and stability, cost of manufacture low grade characteristics ...

Notebook computer

Disclosed in embodiments of the present application is a notebook computer. The notebook computer can be opened or closed at any angle, is detachable in a tablet computer mode, and is more portable. The notebook computer comprises a tablet computer and a keyboard base; the tablet computer comprises a tablet computer body, a first hinge cover, and a first hinge; a first end of the first hinge is connected to the first hinge cover, and a second end of the first hinge is connected to the tablet computer body; the first hinge cover is used for rotating around the axis of the first hinge relative to the tablet computer body; the keyboard base comprises a keyboard base body, a second hinge cover, and a second hinge; a first end of the second hinge is connected to the second hinge cover, and a second end of the second hinge is connected to the keyboard base body; the second hinge cover is used for rotating around the axis of the second hinge relative to the keyboard base body; the tablet computer ...

Mildew-proof paper, manufacturing method thereof and mildew-proof box made thereof

The invention discloses mildew-proof paper, which is manufactured by the steps of coating a layer of mustard plant oil on one face of base paper sterilized by ultraviolet ray and high temperature, and spraying mildew-proof preparation and vanilla preparation after garlic plant oil is sprayed over the mustard plant oil; the manufacturing method of the mildew-proof paper comprises: the first step of: selecting base paper; the second step of: sterilizing the base paper by ultraviolet ray and high temperature; the third step of: evenly coating a layer of mustard plant oil on one face of the sterilized base paper and putting the base paper in a dustless room for 40 to 45 minutes, followed by air-drying thereof; the fourth step of: evenly spraying garlic plant essential oil; the fifth step of: spraying a layer of mildew-proof preparation; the sixth step of: coating a layer of vanilla preparation, and putting and air-drying the paper in the dustless room to result in the finished product; the ...

Turnover-falling infrared corncob drying machine

The invention provides a turnover-falling infrared corncob drying machine. The turnover-falling infrared corncob drying machine is characterized in that a plurality of conveying devices driven by a transmission to run are arranged in a box, a plurality of setting rods are fixed on bent plates, correspondingly extending inwards, of two chains of the same conveying device by use of two joints at the end portions, carrying grooves are formed under the horizontal sections of the upper and lower sections of each conveying device corresponding to the chains, respectively, a falling device is arranged under the tail end of the carrying groove of the upper section, a supporting rod and an adjusting rod are fixed on the two sides of the outer circle of a supporting sleeve sleeving a shaft, respectively, a bearing groove located at the tail end of the carrying groove in a non-working state is fixed at the outer end of the supporting rod, the lower end of a baffle plate of which the circular arc center ...

Precision calibration method of optical motion capture system in large scene

The invention relates to a precision calibration method for an optical motion capture system in a large scene, and belongs to the technical field of optical motion capture systems. The calibration method provided by the invention is suitable for precision calibration of the optical motion capture system in a large-scale complex scene, and can solve the problem that the calibration is difficult due to small camera common-view areas among the areas of the optical motion capture system, long distance between the camera and the target, small number of common-view cameras and the like. Besides, by separately calibrating each area, determining the calibration precision of the optical motion capture system in each area and then performing overall precision calibration of the optical motion capture system in the whole area, the precision calibration of the optical motion capture system in a large scene can be accurately and reliably realized.

Cleaning device of potato cleaning conveyor

The invention provides a cleaning device of a potato cleaning conveyor. The cleaning device is characterized in that long and short connection pieces of a telescopic bracket are overlapped and connected to form five diamonds. The five diamonds are the first diamond, the second diamond, the third diamond, the fourth diamond and the fifth diamond sequentially. A motor rack is installed at the hinged position of the ends of the long connection pieces of the third diamond. A gear motor is connected with a flange of the motor rack. After penetrating through round holes in bosses of the short connection pieces of the first diamond, the two ends of a loosening roll are connected with single-row chain wheels towards the stretching end in the direction of the gear motor. The two ends of each cleaning roll are supported in round holes of the telescopic bracket. Except for the fifth diamond away from short connection pieces of the gear motor, stretching ends, formed after the other cleaning rolls ...

Method of oxidizing thioether to sulfone

The invention relates to an efficient and simple method for oxidizing thioether to sulfone. The method is characterized in that saturated aromatic thioether and fatty thioester particularly aromatic thioether and fatty thioester compounds that contain tertiary amines are oxidized into corresponding sulfone compounds without influencing other functional groups in a ketone solvent at a certain temperature, by using hydrogen peroxide as an oxidant and a metal compound as a catalyst. The method is mainly characterized in that oxidation of some saturated thioethers and thioether compounds containing active groups can be achieved only by adopting a series of cheap and environment-friendly raw materials such as hydrogen peroxide, without using expensive rare metal catalyst, transition metal oxidant or organic peroxide compound; and oxidation of the active groups are effectively suppressed. The method has the advantages of high oxidation rate, good selectivity, mild reaction conditions and simple ...

Technique for removing sulphur ions in pregnant solution and improving grade of gold mud

The invention relates to a technique for removing sulphur ions in pregnant solution and improving the grade of gold mud, which has the advantage of well solving the problem of the influence of the S<2-> ions in the pregnant solution for the grade of the gold mud in the replacement process of the pregnant solution. The method comprises the following steps that: lead salt is added before the replacement of the pregnant solution to generate a certain amount of Pb<2+> ions, and the generated Pb<2+> ions can react with the S<2-> ions in the pregnant solution, thus reducing hazardous anions. The reaction process is as follows: Pb<2+>+S<2->->PbS(sediment), and finally the content of the S<2-> ions in the pregnant solution is reduced to be below 2mg/l. The method is applicable to the cyaniding process of removing the sulphur ions in the pregnant solution before the replacement of the pregnant solution, thus achieving the purpose of improving the grade of the gold mud.

METHOD AND APPARATUS FOR PROVIDING MEDIA FILE

The present disclosure discloses a method and an apparatus for providing a media file. A media request is received. In response to the media request, a biometric feature of the user is obtained. The biometric feature is detected by a biometric sensing device associated with a playback device. The target media file is selected by circuitry of an apparatus from a plurality of media files identified utilizing the detected biometric feature. The target media file is provided to the playback device for playback. The present disclosure resolves a technical problem of relatively low efficiency when providing relevant media files to users. 1. A method for providing a target media file , comprising:receiving a media request;obtaining, in response to the media request, a biometric feature detected by a biometric sensing device associated with a playback device;selecting, by circuitry of an apparatus, the target media file from a plurality of media files identified utilizing the detected biometric feature; andproviding the selected target media file to the playback device.2. The method according to claim 1 , wherein the selecting the target media file comprises:identifying, according to the biometric feature, a media file set, the media file set being generated according to a utilization history of the plurality of media files, the utilization history comprising at least one of a file type and a playback duration of the target media file; andselecting the target media file from the media file set.3. The method according to claim 2 , wherein the identifying the media file set comprises:determining whether the biometric feature of a user or object matches a pre-stored biometric feature; and 'the media file set comprises target media files having historical selection frequencies greater than a first predetermined threshold.', 'when the biometric feature of the user or object matches the pre-stored biometric feature, identifying the media file set, wherein'}4. The method according ...

System and method for joint production of activated carbon by virtue of coal pyrolysis

The invention discloses a system and a method for the joint production of activated carbon by virtue of coal pyrolysis. The main part of the system comprises a vapor generator and three process units, namely a coal pyrolysis unit, a coal gasification unit and a pyrolysis semicoke carbonization unit. High-temperature gasified gas produced by the coal gasification unit sequentially serves as heat source carriers of the pyrolysis semicoke carbonization unit, the vapor generator and the coal pyrolysis unit, thereby realizing the gradient utilization of the sensible heat of the high-temperature gasified gas; hot semicoke generated by the coal pyrolysis unit is converted into activated carbon on the spot by the pyrolysis semicoke carbonization unit, thereby realizing the utilization of the sensible heat of the hot semicoke; water vapor provided by the vapor generator to the coal gasification unit servers as a gasifying agent or an oxidizing agent. According to the system, the technical route ...

Built-in equipment based data search method and apparatus, and built-in equipment thereof

The embodiment of the invention provides a method and a device for searching data based on an embedded device and an embedded device. The method comprises the following steps: receiving dichotomy search instructions, performing dichotomy search between the prior position and an endpoint position in the former dichotomy search range, and obtaining search results. By adopting the method for searching data in the embodiment of the invention, the dichotomy search is inducted into the data search of the embedded device, the dichotomy search of storage records is performed according to user instructions, quick position of the data is realized, and the efficiency of searching the data is improved.

Right-angle touch gauge

A right angle touch gauge of the present application includes a fixing block, a floating column, a spring, a measuring column, a measuring sleeve and the like. In use, round head of top end of the floating column is in contact with bottom surface of work piece. The floating column is compressed downward when it touches high surface of the bottom surface of the work piece, the measuring column is compressed to right by matching lower cone of the floating column and left cone of the measuring column, and it may be found whether height difference between high surface and low surface of the bottom surface of the work piece is qualified by observing whether end edge of the right cylinder of the measuring column is placed between steps of right end surface of the measuring sleeve.

Notebook Computer

A notebook computer includes a tablet computer and a keyboard dock. The tablet computer includes a tablet computer body, a first hinge cover, and a first hinge, where a first end of the first hinge is connected to the first hinge cover, a second end of the first hinge is connected to the tablet computer body, and the first hinge cover is used for rotating relative to the tablet computer body around a central axis of the first hinge. The keyboard dock includes a keyboard dock body, a second hinge cover, and a second hinge, where a first end of the second hinge is connected to the second hinge cover, a second end of the second hinge is connected to the keyboard dock body, and the second hinge cover is used for rotating relative to the keyboard dock body around a central axis of the second hinge. 1. A notebook computer , comprising;a tablet computer comprising a tablet computer body, a first hinge cover, and a first hinge, wherein a first end of the first hinge is connected to the first hinge cover, wherein a second end of the first hinge is connected to the tablet computer body, and wherein the first hinge cover rotates relative to the tablet computer body around a central axis of the first hinge; anda keyboard dock comprising a keyboard dock body, a second hinge cover, and a second hinge, wherein a first end of the second hinge is connected to the second hinge cover, wherein a second end of the second hinge is connected to the keyboard dock body, wherein the second hinge cover rotates relative to the keyboard dock body around a central axis of the second hinge, wherein the tablet computer and the keyboard dock are connected using the first hinge cover and the second hinge cover, and wherein the first hinge cover is connected to the second hinge cover in a detachable manner.2. The notebook computer of claim 1 , wherein a concave groove is disposed on the first hinge cover claim 1 , wherein a convex tenon is disposed on the second hinge cover claim 1 , and wherein the ...

Method for processing low-grade gold ore

The invention provides a method for processing low-grade gold ore. The method comprises the following steps: sieving the gold ore to conveniently and respectively obtain gold ore blocks and pulverized gold ore; carrying out uniform ore heaping on gold ore blocks, pulverized gold ore and lime to conveniently form an ore heap; and uniformly spraying the ore heap with an alkaline cyanide solution. By the method for processing low-grade gold ore disclosed by the embodiment of the invention, pre-spraying and ore washing steps of the gold ore are not needed, pre-granulating and desliming steps are also not needed and the leaching efficiency of gold and the leaching rate of gold can be effectively increased.

Full-automatic large-slump concrete test piece manufacturing and forming system

The utility model provides a full-automatic large-slump concrete test piece manufacturing and forming system, which belongs to the technical field of concrete test piece manufacturing and comprises a conveying device, a charging device, an inserting and tamping device, a striking device and a plastering device. The conveying device is used for conveying the test mold; the charging device comprises a hopper, a baffle and a charging telescopic structure; the inserting and tamping device is arranged behind the charging device and comprises an inserting and tamping telescopic structure and an inserting and tamping rod; the striking device is arranged behind the inserting and tamping device and comprises a striking telescopic structure and a striking rod; and the plastering device is arranged behind the striking device and comprises a scraping plate arranged above the conveying device, and the scraping plate is used for scraping a sample higher than the top end of the test mold and smoothing ...

FGFR kinase inhibitors and pharmaceutical uses

Fibroblast Growth Factor Receptor kinase inhibitors and prodrugs thereof of Formula (I) and their use for the treatment of hyper-proliferative diseases such as retinopathy, psoriasis, rheumatoid arthritis, osteoarthritis, septic arthritis, tumour metastasis, periodontal disease, corral ulceration, proteinuria, coronary thrombosis from atherosclerotic plaque, aneurismal aorta, dystrophobic epidermolysis bullosa, degenerative cartilage loss following traumatic joint injury, osteopenias mediated by MMP activity, tempero mandibular joint disease, and demyelating disease of the nervous system.

Simulation training system for hydraulic power plant

The invention provides a hydraulic power plant simulation training system, and relates to the technical field of hydraulic power generation, and the system comprises a model server which is used for carrying out the digital simulation of the operation condition of field equipment through a simulation model; the training plane module is used for a teacher to operate the model server so as to operate the system according to the simulation model after digital simulation, so that students can complete simulation training conveniently, and the training plane module is also used for maintenance and development of the system; the student machine module is used for enabling a student to operate the model server so as to complete simulation training according to the operation of a teacher; the switch module is used for data exchange between the training plane and the student plane; the training plane module is connected with the student plane module through the Ethernet and the switch module, and ...

A forge elbow for natural gas line

The utility model provides a forge elbow for natural gas line, includes the elbow, change in the elbow fluid flow to the bend, the bend outer wall has the resistance to compression piece, the utility model discloses satisfy anticorrosive, intensity and security requirement, at first, the elbow is high temperature resistant to be corroded with high -load carbon dioxide in order to make, adopts ASTM A182 F51 duplex stainless steel material, secondly, it is high pressure resistant in order to make the elbow, adopt the finite element analysis method to carry out stress analysis, once more, have more solid inner structure in order to make the elbow, the adoption is forged, it is last, adopt and be used to line radius horn cupping reduction local stress mutually, change the tip that flows to at the fluid, increase the wall thickness.

Coil pipe type hot water, steam boiler

The invention relates to a coil pipe type hot water, steam boiler which comprises a boiler body, a water outlet, a water returning port, a chimney and an ash cleaning hole, wherein a coil pipe device is arranged in the boiler body; the inlet and the outlet of the coil pipe device are respectively connected with the water returning port and the water outlet. The coil pipe device is arranged in the boiler body, hot firework in the boiler body directly changes the heat with the water in the coil pipe device, so that the heat efficiency is high. In addition, the coil pipe device is used for striking and damping the hot smoke from the start end to the tail end, the hot smoke travelling speed is greatly reduced, and smoke particles in the smoke are struck for falling for secondary combustion, and the combustion is complete, and pollution to the environment from the smoke discharged from the chimney is reduced. The coil pipe type hot water, steam boiler can save the energy and is environment friendly ...

15-PGDH inhibitor and application

The invention provides a 15-PGDH inhibitor and an application of the 15-PGDH inhibitor. The 15-PGDH inhibitor disclosed by the invention is a heterocyclic compound as shown in a formula I, a solvate of the heterocyclic compound, a pharmaceutically acceptable salt of the heterocyclic compound, a solvate of the pharmaceutically acceptable salt of the heterocyclic compound or a prodrug of the pharmaceutically acceptable salt of the heterocyclic compound. The compound has a relatively good 15-PGDH inhibition effect.

Elastic adjustable brake pad for use in train

An elastic adjustable brake pad for use in a train, comprising a brake pad frame (1) provided with a fourth through hole (18), a brake block assembly, and a spiral compression spring (6); the brake block assembly comprises a brake block (16), a rivet (4), a Belleville spring (5), and a rivet sleeve (3), the brake block (16) comprising a friction block (10) and a static sheet steel back (7) fixedly mounted together, the rivet (4) passing through the brake block (16) and being sleeved in turn by the Belleville spring (5) and the rivet sleeve (3); the fourth through hole (18) is a stepped counterbore, and the rivet (4) in the brake block (16) penetrates the fourth through hole (18) and extends outward therefrom, the spiral compression spring (6) being sleeved over the outside of the rivet sleeve (3), and the outer side of one end of the rivet sleeve (3) being provided with a clamping groove clamped to an elastic retainer ring (2), one end of the spiral compression spring (6) abutting a step ...

Tail end spray rod protection mechanism for boom sprayer

The invention relates to a protection mechanism, and particularly discloses a tail end spray rod protection mechanism for a boom sprayer. The tail end spray rod protection mechanism comprises a rotating shaft of which the upper part is provided with a thread, wherein the rotating shaft is provided with a transverse rod, a fixing block, a spring and a fixing nut from bottom to top in sequence; the transverse rod is fixedly connected to the rotating shaft; the fixing nut is in threaded connection with the rotating shaft; the upper end of the spring is fixed to the fixing nut, and the lower end of the spring is fixed to the fixing block; the lower surface of the fixing block is provided with a groove; the transverse rod is positioned in the groove; when the rotating shaft does not rotate but the fixing block rotates, the transverse rod can slide out of the groove. By adopting the tail end spray rod protection mechanism, the safety coefficient can be increased when the boom sprayer meets a ...

Davit formula expansion single -end coiling machine

The utility model relates to a coiling machine, especially a davit formula expansion single -end coiling machine. It includes: frame, stand, Y to roof beam, feeding line, go out stockline, wire winding wait for device, wire winding mechanism and with being used for the centre gripping and carrying the skeleton and the manipulator of base skeleton assembly and in handling the detected signal and send control signal's controller of wire winding mechanism one -to -one, stand bottom and frame looks rigid coupling, top and Y are to roof beam looks rigid coupling, Y is the cantilever beam to the roof beam, it sets up with feeding line side by side and in parallel to go out the stockline, the manipulator is installed on Y is to the roof beam. Its stand and Y form davit formula structure to the roof beam, shelter from for a short time, conveniently examine and repair, installation and change the position, have increased the wait station, and each mechanism that winds the line does not all have ...

Heterocyclic compound as well as preparation method and application thereof

The invention discloses a heterocyclic compound as well as a preparation method and application thereof. The invention provides a heterocyclic compound as shown in a formula I, and a tautomer, a stereoisomer, a solvate, a pharmaceutically acceptable salt or a prodrug thereof. The heterocyclic compound disclosed by the invention has a relatively good 15-PGDH inhibition effect.

WHEEL BURR CLEANING DEVICE

A wheel burr cleaning device comprises a lower turnover system, a lower turnover system, a center hole burr brushing system, a back cavity burr brushing system, an upper lifting rotation system. The present disclosure not only can be used for removing burrs from the center hole of the wheel, the roots of the flanges and the edge of each spoke, but also can adapt to the wheels of different sizes and different widths. 1a lower lifting system comprises: the four lower guide sleeves being fixed below a lower fixed plate, wherein the four lower guide pillars matching with the lower guide sleeves are fixed below the lower lifting plate I; the two lower cylinders II being fixed below the lower fixed plate, wherein their output ends are articulated with the lower side of the lower lifting plate I;a lower turnover system comprises: the lower bearing block VI being fixed at an intermediate position above the lower lifting plate I; the lower shaft VI being mounted inside the lower bearing block VI through a bearing; the pulley IV being fixed to the top end of the lower shaft VI; the inner side of the lower shaft VI cooperating with the outer side of the spline shaft; the upper flange being fixed at an intermediate position above the lower lifting plate I; the lower cylinder I being fixed below the top end of the upper flange, wherein the top end of the lower cylinder I is connected to the upper side of the rotary joint and the top end of the spline shaft is connected to the lower side of the rotary joint; the right flange being fixed to the top end of the lower lifting plate I and placed on one side of the lower bearing block VI; the lower servo motor IX being fixed above the top end of the right flange; the pulley VI being fixed to the output end of the lower servo motor IX; the pulley IV and the pulley VI being connected by the synchronous belt III; the lower flange being fixed at an intermediate position below the lower lifting plate I; the lower bearing block V being fixed ...

Device for adjusting plant spacing of potato seeder

The invention provides a device for adjusting plant spacing of a potato seeder, which is characterized in that a driving shaft and a driven shaft are supported on a support, a driving sprocket wheel is arranged on an stretching end of the driving shaft through the support, a driven sprocket wheel is arranged on an stretching end of the driven shaft through the support, one end of a revolving shaft arranged with an adjusting wheel is fixed on the support, two pins arranged with tensioner sprockets are fixed on a transverse plane of the adjusting wheel, a same chain is hanged on the driving sprocket wheel, the driven sprocket wheel and two tensioner sprockets, the chain is hanged on the tensioner sprocket close to a center line of the driving sprocket wheel and the driven sprocket wheel and close to one side of the center line of the driving sprocket wheel and the driven sprocket wheel, and far from the tensioner sprocket of the center line of the driving sprocket wheel and the driven sprocket ...

Tension actuating mechanism for railway signal relay contact spot welding strength

The invention relates to a pulling force executing mechanism for railway signal relay contact spot welding strength, which is characterized in that according to the stress condition of a tested contact unit, the ascending or descending speed of the contact unit is set, the tested contact unit is prepared and is flatly and vertically clamped between an upper tool and a lower tool without tension, a zero setting key of a control display unit is clicked, and the control display unit is reset. The pre-tension and displacement display are set to zero, an ascending button of the control display unit is clicked according to the test direction, the power transmission unit can drive the tension execution unit to ascend or descend, and the shutter can stretch out and draw back along with the tension execution unit to prevent dust from entering the equipment and continuously moving upwards along with an upper tool. The tensile force borne by the contact and the welding spot of the contact piece is ...

VARIABLE SIZE WHEEL DEBURRING DEVICE

The present invention discloses a variable size wheel deburring device, which is composed of a lower lifting system, a central brush driving system, a brush system I, a brush system II and a clamping driving system. When used, the servo electric cylinder II, through the guiding rail II, causes the left and right rollers to clamp the lower wheel rim of the wheel; and the servo motor I can achieve the rotation of the clamped wheel by the pulley I, the pulley II and the synchronous belt I. The device according to the present invention in use can not only realize the burr removal of the wheel center hole, the flange root corner, the spoke edge and the rim corner, but also can adapt to wheel types of different size. 1the lower lifting system comprises: the four guiding posts I are fixed between the upper and lower bottom plates of the frame; the four guiding sleeves I cooperating with the guiding posts I are fixed on the lifting plate II; the two cylinders I are fixed on the bottom plate of the frame, and the output ends thereof are hinged to the lower part of the lifting plate II; the four guiding posts II are fixed below the lifting plate I, and the four guiding sleeves II cooperating with the guiding post II are fixed on the lifting plate II; the two servo electric cylinders I are fixed below the lifting plate II, and the output ends thereof are hinged to the lower part of the lifting plate I; the fixing frame I and the fixing frame II are fixed above the lifting plate I; the supporting frame I is mounted above the lifting plate I through the guiding rail I; and the supporting frame II is also mounted above the lifting plate I through the guiding rail III;the central brush driving system comprises: the bearing pedestal I is fixed below the lifting plate II; the spline sleeve I is mounted inside the bearing pedestal I through a bearing; the pulley IV is fixed below the spline sleeve I; the spline below the spline shaft is matched with the spline sleeve I; the cylinder ...

Insulating shoe with step voltage detection function

The invention discloses an insulating shoe with a step voltage detection function. A voltage detection device is arranged at the bottom of the insulating shoe, voltage detection metal heads of the device are arranged at the two ends of a shoe sole, and step voltage is directly used as a power source of the voltage detection device. When the detection voltage of the metal heads at the two ends is high, a voltage difference is generated between the metal heads at the front end and the rear end. When the voltage difference is large, the voltage provided by the metal head enables a light-emitting component and a sound-producing component which are arranged in the voltage detection device to give an alarm. The device is simple and practical, the metal head is used as a power supply, the weight of the device is reduced, and the functions of step voltage detection and electric power danger prompt are met.

Infrared corn cob drier capable of elastically cropping

The invention provides an infrared corn cob drier capable of elastically cropping. The infrared corn cob drier is characterized in that a plurality of conveying devices driven to rotate by a transmission device are arranged in a box body, a plurality of material shifting rods are fixed to bent boards which correspondingly and inwards extend out of two chains of the same conveying device through two connectors at end parts, material supporting grooves are respectively formed under an upper horizontal section and a lower section horizontal of the chains corresponding to each conveying device, a cropping device which is supported on the side wall of the box body through a cross beam is arranged under the tail end of the material supporting groove at the upper section, a plurality of supporting sleeves which are parallel to supporting boards are uniformly fixed between the two supporting boards which are fixed to the cross beam and are provided with a chute, rolling sleeves supported on a supporting ...

Flavone chromium, its producing method and use thereof

SMART SCHEDULING METHOD SUPPORTING PROCESS TASK VOLUME SPLITTING

The invention discloses an intelligent scheduling method for supporting process task quantity splitting, which may relax the limit on the number of parallel machines for overdue task lists under the constraint of using as few parallel machines as possible, and split time-consuming process task quantity according to the operating status of machines in different periods. Compared with the current commonly used production planning and scheduling methods, which generally only allocate the task quantity of a single process to a single machine, and may not achieve the splitting of the task quantity, and when the production task quantity is large and the number of idle machines of the same type is large, it will cause waste of machine resources and low production efficiency, the present invention may support the asynchronous starting mechanism of the same type of machines with asynchronous operating status. By reasonably splitting the task quantity of a process, the utilization rate of machines is increased, the processing period is shortened, and the principle of using as few machines as possible to control the cost of raw material transportation is adhered to obtain the scheduling result of completing the production within the delivery period. 1. An intelligent scheduling method for supporting process task quantity splitting , characterized in that , the intelligent scheduling method comprising the following steps:a. setting an upper limit of a maximum number of parallel machines;b. setting the maximum number of parallel machines in processes;c. identifying a current process that are allocable for production with unfinished task quantity, wherein identified processes are divided into two categories: one is for processes that have allocated machines with unfinished planned task quantity, the other is for processes that do not have allocated machines but with conditions to start production;d. an allocation of process task quantity is as follows:d-1. searching for a machine ...

Tetracycline purifying process

The invention discloses a novel method of a tetracycline purifying process. A special method of the tetracycline purifying process is as follows: firstly, adopting one or a plurality of inorganic salts to substitute urea and a tetracycline crude product in the original process to prepare a tetracycline composite; and secondly, adopting a solvent different from that in the original process to obtain a tetracycline purified product through a re-crystallization method. Compared with the conventional purifying process, the method disclosed by the invention not only can improve yield of the tetracycline purified product, but also can save solvent, can lower cost, can improve efficiency, can protect environment, can reduce body health harm, and the like.

Multielement composite recovery process

The invention relates to a multielement composite recovery process, which consists of lead concentrate recovery, copper-zinc concentrate recovery and sulphur concentrate recovery. The main process forfloatation comprises primary crude selection, secondary filtration and secondary fine recovery, and thereby the multielement composite recovery process is simple, has high recovery efficiency, and isparticularly suitable for recovering copper, lead, zinc, sulphur and other valuable elements.

System and process for producing active carbon by virtue of coal gasification and pyrolysis

The invention discloses a system and process for producing active carbon by virtue of coal gasification and pyrolysis, and provides a coal base poly-generation process technology. The main body part of the system comprises three process units for coal pyrolysis, coal gasification and active carbon preparation as well as a first steam generator and a second steam generator, wherein the high-temperature gasification gas generated by the coal gasification unit is sequentially used as a heat carrier for the first steam generator and the coal pyrolysis unit, and the carbocoal generated by the coal pyrolysis unit is used as a carbon source for the active carbon preparation unit and a fuel for a main body heat source; and the first steam generator provides steam as a gasification agent (or oxidant) for the coal gasification unit, the steam generated by the second steam generator serves as part of an activator of the active carbon preparation unit, and the high-temperature tail gas generated by ...

Brake equipment subassembly of aircraft host computer wheel

The utility model discloses a brake equipment subassembly of aircraft host computer wheel, the brake equipment subassembly is including the brake casing, the cylinder block, the brake disc, the heat insulating board, steel support disc, the locking snap ring, the locating piece, tapered cup, sensor transmission, a cover plate, the preceding terminal surface of brake casing be equipped with with aplurality of holes of undercarriage shaft fit, the cylinder block is connected with the brake casing through locking snap ring and locating piece, install a plurality of piston assembly on the cylinder block, the brake disc suit is on the brake casing, the heat insulating board sets up between cylinder block and brake disc, brake shell backend face and steel support disc fixed connection, steel support disc terminal surface equipartition a plurality of tapered cup, sensor transmission installs on the preceding terminal surface of brake casing, the outside at the locking snap ring is fixed to the ...

Regional interior energy recuperation of synthesis who realizes utilization of energy ladder utilizes system

The utility model relates to a regional interior energy recuperation of synthesis who realizes utilization of energy ladder utilizes system, the integrated system of related energy supply, transmission & distribution, use and recovery such as the regional inside heating of one kind in particular to, refrigeration, domestic water. Through the heat recovery to the gas boiler flue gas, the regional inside architectural energy consumption's of cooperation unified management is for fundamental cure building energy utilization, realize energy -concerving and environment -protective comprehensive technical scheme and concrete implementation method that provide.

Low-pressure mold for improving performance of spokes of aluminum wheel

A low-pressure mold for improving performance of spokes of an aluminum wheel. The mold is characterized in that cooling air holes in a bottom mold are moved for 10 mm outwards; heat-insulation grooves are formed in positions, 5 mm from the cooling air holes, of a back cavity of the bottom mold, and are 8 mm from the surface of a cavity; and the width of each heat-insulation groove is set to 8 mm. A circumference arrangement range of the heat-insulation grooves needs to be larger than the widths of the spokes, and the number of the heat-insulation grooves is defined by the number of the spokes. Heat-preservation asbestos is arranged in each heat-insulation groove, thereby further strengthening heat-insulation and heat preservation functions. One air hole is added based on the prior art, thereby increasing the cooling area and improving the cooling intensity.

Efficient and green preparation method of artemisinin sulfone

The invention relates to an efficient and green preparation method of artemisinin sulfone. The preparation method is characterized by comprising two reaction steps: step 1, reacting dihydroartemisinin with thiomorpholine to generate dihydroartemisinin-thiomorpholine at a certain temperature in the presence of a certain solvent and catalyst; and step 2, oxidizing dihydroartemisinin-thiomorpholine to generate artemisinin sulfone at a certain temperature in the presence of an oxidant hydrogen peroxide, a catalyst metallic compound and a certain ketones solvent. The method has the main characteristics that in the reaction of step 2, oxidization of dihydroartemisinin-thiomorpholine can be realized by only adopting a series of low-price and environment-friendly raw materials such as hydrogen peroxide and the like without using expensive rare metal catalysts, transition metal oxidants or organic peroxides. The method has the characteristics of high oxidation rate, good selectivity, mild reaction ...

Mixed ultra-hard abrasive honing stone

The invention discloses a mixed ultra-hard abrasive honing stone. The mixed ultra-hard abrasive honing stone is characterized by comprising the following components in percentage by weight: 20-40 percent of copper, 2-6 percent of silver, 1-10 percent of aluminum, 2-6 percent of zinc, 2-20 percent of tin, 10-20 percent of iron, 5-10 percent of nickel, 5-30 percent of cobalt, 1-9 percent of lead, 5-10 percent of a bonding agent and the balance of an ultra-hard material, wherein the volume ratio is 60-100 percent; the metal purity of the copper, the silver, the aluminum, the zinc, the tin, the iron, the nickel, the cobalt and the lead is over 99 percent; the granularity of the ultra-hard material is 200-1,000 meshes; the honing stone is prepared by performing mixing, cold press molding and vacuum hot press process on the raw materials according to the mixture ratio. The mixed ultra-hard abrasive honing stone disclosed by the invention has the advantages of sharp grinding, high grinding efficiency ...

Heterocyclic compounds as TEAD inhibitors

The invention provides a heterocyclic compound serving as a TEAD inhibitor. The heterocyclic compound has a structure as shown in a formula I, wherein each group in the formula I is defined in the invention. The heterocyclic compound can be used for preventing and/or treating diseases related to increase of TEAD expression, such as cell proliferative diseases.

Method and apparatus for providing media file

The present disclosure discloses a method and an apparatus for providing a media file. A media request is received. In response to the media request, a biometric feature of the user is obtained. The biometric feature is detected by a biometric sensing device associated with a playback device. The target media file is selected by circuitry of an apparatus from a plurality of media files identified utilizing the detected biometric feature. The target media file is provided to the playback device for playback. The present disclosure resolves a technical problem of relatively low efficiency when providing relevant media files to users.

System and method for dedusting of pyrolysis raw gas and tar recycling employing oil-cooling

The invention discloses a system and a method for dedusting of a pyrolysis raw gas and tar recycling employing oil-cooling. The system comprises a particle dust remover, electric precipitation equipment, a tar refining tower, a gas cooling tower and an electrical tar precipitator which are sequentially connected with one another. The tar refining tower is arranged between the particle dust remover and the gas cooling tower, so that the heat of the gas is fully utilized; the collected tar is subjected to one-step dehydration refining through the 'distillation principle'; the technological process is short; and the obtained tar is low in moisture content and good in quality. According to the device disclosed by the invention, sensible heat carried in the pyrolysis gas is directly used as a heat source for refining aqueous tar in the tar refining tower; efficient utilization of the heat is achieved within the same tar recycling system; and a bran-new heat recycling process and a bran-new heat ...

Potato harvester excavating device

The invention provides a potato harvester excavating device which is characterized in that two vertical plates are fixedly connected with transverse rods respectively in a front-rear mode through a beam II, two lugs I stretch out of the middle of the beam II and are fixedly connected with the transverse rods through pull rods, a combined body of a beam I, soil cutting adjusting devices and soil pressing adjusting devices is arranged blow the beam II, two bent plates are symmetrically arranged below the protruding edges of the outer sides of the vertical plates respectively, ends of fixing arms stretching out of the middles of straight pipes are fixedly provided with mounting plates, shovel bodies I are arranged on the corresponding middle mounting plates, two shovel wings I and the lugs II of the corresponding mounting plates are connected, shovel bodies II are symmetrically arranged on the mounting plates on the two sides, shovel wings II and shovel wings III are connected with the lugs ...

Vertical bran steaming machine

The invention provides a vertical bran steaming machine. The vertical bran steaming machine comprises a shell, an induced draft fan and a steam supply pipe. The shell is provided with a bran steaming chamber, the top of the bran steaming chamber is provided with a feed port and a ventilation port, and the bottom of the bran steaming chamber is provided with a discharge port; the induced draft fan is arranged at the ventilation opening; the steam supply pipe is arranged in the bran steaming chamber and provided with a plurality of air outlet hole sets in the axial direction of the steam supply pipe. A bran steaming channel from top to bottom is formed in the bran steaming chamber, and steam flows upwards from the steam supply pipe to steam bran hulls. After the bran hulls on the lower portion are steamed and discharged from the discharging port, the bran hulls on the upper portion can automatically move from the feeding port to the discharging port under the action of gravity, a bran hull ...

Jacking and heightening method for single-column large cantilever bent cap

The invention provides a jacking and heightening method for a single-column large cantilever bent cap, and belongs to the technical field of building construction, and the jacking and heightening method comprises the following steps: S1, cleaning covering soil at the position of a bearing platform, and exposing the side surface of the bearing platform; s2, steel bars are planted on the side face of the bearing platform, and the bearing platform is constructed and expanded; s3, a beam bottom support and a hoop beam formwork are installed below the bent cap, and hoop beam construction is conducted in the circumferential direction of the pier column; s4, after construction of the hoop beam is completed, the hoop beam formwork and the beam bottom support are dismantled; s5, steel pipe columns and jacking equipment are installed on the bearing platform; s6, the pier column is cut off, and an upper pier column and a lower pier column are formed; s7, jacking equipment is controlled, the hoop beam ...

Method for dispersing check blocks through raid

The invention discloses a raid (raid) check block dispersing method, which comprises the following steps of: distributing data blocks and check blocks on each band into raid, reserving at least one free block in each disk of the raid, and avoiding the data blocks and the check blocks with check relationship on the same disk. According to the method for dispersing the check blocks through the raid, the data blocks and the check blocks on all the bands are distributed into the raid, at least one free block is reserved in each disk of the raid, the data blocks and the check blocks on the damaged disks are written into the free blocks on other disks after being recovered, the situation that the data blocks and the check blocks with the check relation appear on the same disk is avoided, and the data processing efficiency is improved. According to the method, the write operations are dispersed on a plurality of disks, so that the write operations are prevented from being concentrated on one disk ...

Method for preventing the chlorine ion in ore pulp from corroding stainless steel reaction kettle and device thereof

The present invention is method of well preventing the corrosion of chlorine ion in ore pulp to stainless steel reactor during the pre-treatment of concentrated gold ore. The method includes adding concentrated silver ore while adding concentrated gold ore into 316L reactor to produce silver ion reacting with chlorine ion and other anions so as to reduce harmful anions; compounding pulp with purified water to reduce chlorine ion in ore pulp to below 50 mg/L; and forming anticorrosive separating layer inside the reactor to avoid the point corrosion of chlorine ion to the reactor. The method is suitable for preventing the corrosion of chlorine ion in ore pulp to stainless steel reactor during pressurizing oxidation process of treating arsenic containing refractory concentrated gold ore.

Power supply managing method, device and terminal

The invention discloses a power supply management process, a device and a terminal in the operation case, which solves the problem that the current power supply management scheme can not meet the low cost and the high efficiency. The operation case of the invention depressurizes the voltage which outputted by batteries through a converter with higher power supply efficiency, and outputs the working voltage of each function module of the terminal through a plurality of voltage regulators with lower cost. The operation case of the invention is mainly used in the terminals such as cell phones, mobile computers and PDA and the like.

Seed potato conveying device with adjustable amplitude

The invention provides a seed potato conveying device with adjustable amplitude. The seed potato conveying device is characterized in that the two ends of a driven shaft fixedly provided with a driven roll are supported on a support, the two ends of a driving shaft fixedly provided with a driving roll are located in a slideway and supported on the support through a tensioning device, the same conveyor belt is hung on the driving roll and the driven roll, two rows of potato sowing bowls are fixed on the outer surface of the conveyor belt, two rows of protruding blocks are arranged on the inner surface of the conveyor belt, the two ends of a whirling stand fixedly provided with two supporting legs are supported on the support, rolling shafts with the two ends provided with rolling bodies are fixed to the ends of the supporting legs, corner wheels are fixed to the ends of the supporting legs of the swirling stand, a U-shaped connector is hinged to a lug of the support, a fine adjusting screw ...

Boiler crowd control system

The utility model relates to a boiler crowd control system adopts boiler centralized control system, realizes many boiler operation's reasonable allotment. System record boiler efficiency, operating duration and position isoparametric when the system needs auxiliary boiler in the judgement, are elected optimum boiler and are started in the boiler that does not have the operation, when the system need stop the boiler in the judgement, elect optimum boiler and stop its work in the boiler that has moved.

Steering knuckle casting hydraulic fixture

A steering knuckle casting hydraulic fixture includes a positioning mandrel, a pair of flat keys fixed on a bottom surface of a fixture body, a linear bearing and an elastic taper pin match a steering knuckle casting, an angle positioning seat, a straight pin, an angle positioning nail, an angle clamping nail, a nut, a spring, a spring seat and a linear cylinder are used to restrict the rotational freedom of the casting around the Z axis, hydraulic corner cylinders, pressure plates, and support nails are used to clamp the casting, and three guide blocks are used to guide the installation of the steering knuckle casting.

Notebook computer

A notebook computer includes a tablet computer and a keyboard dock. The tablet computer includes a tablet computer body, a first hinge cover, and a first hinge, where a first end of the first hinge is connected to the first hinge cover, a second end of the first hinge is connected to the tablet computer body, and the first hinge cover is used for rotating relative to the tablet computer body around a central axis of the first hinge. The keyboard dock includes a keyboard dock body, a second hinge cover, and a second hinge, where a first end of the second hinge is connected to the second hinge cover, a second end of the second hinge is connected to the keyboard dock body, and the second hinge cover is used for rotating relative to the keyboard dock body around a central axis of the second hinge.

Air purification system and control method thereof

The invention relates to an air purification system comprising a air passage. An air inlet unit, a high-voltage electrostatic precipitation unit, a mist spray purification unit, and an air discharge unit are arranged along the air passage. The high-voltage electrostatic precipitation unit and the mist spray purification unit are arranged sequentially or in a reversed sequence. The invention also provides an air purification control method based on the air purification system. According to the invention, related devices in the air purification system are considered as a device layer, and a control layer and a control management layer are arranged. The device layer performs sensor and measuring instrument data acquisition and transmission, and performs driving and controlling over a variable frequency motor, a high-pressure controller and a solenoid valve. The control layer acquires information of related devices in the device layer, and controls the working statuses of the devices. The control ...

Synthesis method of novel trinuclear quaternary ammonium salt template agent as well as preparation method and application of molecular sieve solid acid

The invention relates to a synthesis method of a novel trinuclear aromatic ring quaternary ammonium salt template agent SDAIII, a preparation method of a novel HZSM-5 molecular sieve, and an application of the molecular sieve to study of the catalytic performance in the condensation reaction between ethylene glycol and cyclohexanone after the molecular sieve is modified by chlorosulfonic acid. The novel molecular sieve has the main characteristics of high catalytic activity, good stability, large number of reuse, convenience in catalyst separation, simplicity in after-treatment and little pollution, is efficient environment-friendly solid acid, and is expected to be developed into a green catalyst commonly used in laboratories and industrial production.

Wire winding nozzle's arc swing mechanism and single needle is outward around coiling machine thereof

The utility model relates to an arc swing mechanism and single needle around nozzle wind the coiling machine outward, install first driving wheel, first pinch roller, second from driving wheel, drivewheel and the second pinch roller of following that just makes first belt be the setting of T font including left and right movable plate and pivoted on left and right movable plate, gliding the installation on the upper portion of support of left and right movable plate, exercise machine constructs the drive about through, controls the removal, the lateral part at the support is installed to theexercise machine structure from top to bottom, and the drive integral key shaft reciprocates, install a front -back movement mechanisms in the lower part of support, this front -back movement mechanisms drives the movable support back -and -forth movement. The utility model has the advantages that: wire winding nozzle can not only be from top to bottom about, the seesaw, can also realize the arc swing ...

Aircraft wheel brake equipment's brake shells assembly

The utility model discloses an aircraft wheel brake equipment's brake shells assembly, brake shells assembly, including brake casing, steel support disc, tapered cup, high -strength bolt, rivet, brakecasing be tube structure, and the preceding terminal surface of brake casing is equipped with a plurality of hole with the undercarriage shaft fit, and steel support disc passes through high -strength bolt to be fixed on the shell backend face that brakes, and tapered cup passes through the rivet and installs and laminate on steel support disc's terminal surface and with the brake disc, the operation requirement that the shells assembly that brakes can satisfy the brake of the normal energy of aircraft, the landing that overloads is braked, the brake is taken off in the suspension, the casingthat brakes moreover adopts tube structure, is convenient for produce, does benefit to the installation dismantlement of brake disc.

Cross -line mechanism of expansion single -end coiling machine

The utility model belongs to the technical field of the coiling machine and specifically relates to a cross -line mechanism of expansion single -end coiling machine. It includes: frame, first running roller, second running roller, actuating mechanism, the moving platform of horizontal slip, positioning mechanism, first running roller and second running roller set up side by side and all rotate with the frame and be connected, the rotation direction of first running roller and the rotation in the opposite direction of second running roller, and moving platform is with frame sliding connection and lie in first running roller and the below of second running roller, and the cylinder is installed in the frame and its cylinder pole is connected with moving platform, positioning mechanism fixed mounting is on moving platform. Cross -line mechanism makes the feed end of feeding line and the discharge end that goes out the stockline constitute the loop -locked structure of a block form, and the ...

Method for increasing replacement recovery rate of gold and silver pregnant solution with arsenic

The invention relates to a method for increasing the replacement recovery rate of gold and silver pregnant solution with arsenic. The method comprises the following steps: placing the pregnant solution with arsenic in a pregnant solution tank, adding sodium carbonate to mix, treating the mixed solution with a dark current pressure filter to remove impurities and obtain purified pregnant solution,then sending the purified pregnant solution into a deoxygenating tower to deoxidize, adding zinc powder in the pregnant solution for replacement, and then using a plate and frame pressure filter to dewater, wherein the filter cake is gold mud and the filtrate is barren liquor. Therefore, the method solves the problem that the replacement recovery rate of the pregnant solution is affected by arsenic; in addition, the method has simple operation and low cost, is easy to use in industrial production and is applicable to the recovery of gold and silver.

Railway signal relay contact spot welding strength detection method

The invention relates to a method for detecting the spot welding strength of a relay contact, in particular to a method for detecting the spot welding strength of a railway signal relay contact, which is characterized in that an inaccurate method for detecting the welding strength by observing the size and color of a weld nugget by visual inspection is changed into a method for detecting the welding strength by detecting the tensile force of a welding spot, so that the welding spot strength detection is quantified; and the quality of contact spot welding is effectively controlled. Therefore, unstable contact resistance caused by infirm welding is avoided, waste of batch whole machine disassembly and assembly time and contact units caused by disqualification of the contact resistance after assembly and debugging is avoided, and production cost is greatly saved.

Immersion liquid cooling work station

The invention discloses an immersion liquid cooling work station, and relates to the technical field of immersion liquid cooling, the immersion liquid cooling work station comprises an outer cooling box body, an inner cooling box body is arranged in the outer cooling box body, a main chamber is formed in the inner cooling box body, and a mainboard is installed in the main chamber. In order to improve the heat dissipation effect of the CPU radiator, the baffles are fixedly arranged on one side of the bottom of the inner cooling box body and distributed between the first round holes and the CPU radiator, the CPU radiator is distributed in the length direction of the mainboard, cooling liquid can be blocked by the baffles when entering from the first round holes, the cooling liquid blocked by the baffles flows through the CPU radiator, and the cooling effect of the CPU radiator is improved. The baffle plays a role in forcing the cooling liquid to fully flow through the CPU radiator, the radiating ...

Miniaturized binary differential relay

The invention relates to a miniaturized binary differential relay, which is characterized by comprising a base (1), an outer cover (2), a magnetic circuit unit and a contact unit (17), the magnetic circuit unit comprises a first magnetic circuit (15) and a second magnetic circuit (16), the first magnetic circuit (15) and the second magnetic circuit (16) are respectively arranged at the lower end of the base (1) in parallel, an armature (13) and the contact unit (17) are arranged at the upper end of the base (1), the armature (13) and a yoke (14) form an L-shaped magnetic circuit with a knife edge, and the outer cover (2) is arranged on the outer cover (2). The two sides of the L-shaped armature (13) are adjacent to the magnetic circuit unit, and the upper end of the L-shaped armature (13) is in magnetic dynamic connection with the contact unit (17). The miniaturized binary differential relay is small in size and light in weight, and can meet various technical indexes at present.

Spiral slideway infrared corncob drying machine

The invention provides a spiral slideway infrared corncob drying machine which is characterized in that: the box wall internal surface is provided with a spiral slideway with concave and convex patterns, a mesh protection cover is arranged above the upper surface of a spiral slideway and along the spiral slideway, a radiation device with adjustable height is arranged at a position above the mesh protection cover near the lower surface o the spiral slideway and along the spiral slideway, the top of the box body is provided with a feed inlet located at the start end of the spiral slideway, the bottom of the box body is provided with a material outlet located at the terminalend of the spiral slideway, the material outlet is provided with a speed control device, both ends of a pin shaft I which is at the middle part of the speed control device and is fixedly connected with the a baffle are supported on two side walls, the center of the length direction of the pin shaft I is provided with an ...

IP broadcast machine

The utility model discloses a IP broadcast machine, include: the audio acquisition encoder, collected voice signal, channel selector is used for selecting the passageway of the pronunciation propagation that the audio acquisition encoder was gathered, the passageway is including broadcasting multicast passageway and secret passageway, the treater, with the audio acquisition encoder is connected, and pronunciation are packed to according to the passageway of the pronunciation after the packing of channel selector mark when the packing pronunciation were secret passageway by the mark, it can get into then to have another IP broadcast machine who predetermines the label secret passageway is telephoned. IP broadcast machine is adopted in this application for broadcasting all can not receive the restriction in the aspect of remote, centralized management, extension, through the treater behind the speech signal who receives the audio acquisition encoder, pack to pronunciation, and the mark is ...

Ventilation and heat dissipation type power distribution cabinet

The utility model relates to the field of electric power tools. The utility model discloses a ventilation and heat dissipation type power distribution cabinet. The power distribution cabinet comprisesrotating frames, dust collectors, telescopic devices and a power distribution cabinet body, exhaust fan and air feeder, under the control of a humidity sensor; air circulation in the power distribution cabinet body is realized in rainy days; heat dissipation of electrical components in the power distribution cabinet is facilitated; a movable door and a telescopic device are arranged; under the control of a humidity sensor; the dust collector and the dust collection box are arranged, so that the dust in the power distribution cabinet body can be cleaned, the cleanliness of the working environment of the electrical apparatus element is ensured, and the dust is prevented from influencing the use of the electrical apparatus element. The power distribution cabinet is simple in structure, different ...

Engineering sampling device for building supervision

The invention discloses an engineering sampling device for building supervision, and belongs to the technical field of building supervision, the engineering sampling device comprises two supporting bases, a lifting structure located at the tops of the supporting bases and a sampling structure located at the tops of the supporting bases, the tops of the two supporting bases are fixedly connected with a bottom plate, and a drilling opening is formed in the center of the surface of the bottom plate; the lifting structure comprises a hydraulic cylinder located at the top of the top plate, the bottom end of the hydraulic cylinder is connected with a hydraulic rod, the other end of the hydraulic rod penetrates through the opening to be connected with a connecting disc, and the connecting disc is connected with a lifting rod. The periphery of the side wall of the connecting disc is connected with four lifting blocks which are symmetrical in pairs, sliding openings are formed in the surfaces of ...

Vegetables cleaning and disinfecting machine

The utility model discloses a vegetables cleaning and disinfecting machine relates to vegetable washing machine tool technical field. The utility model discloses an air compressor (1), disinfection room (2) and purge chamber (3), be provided with in disinfection room (2) and carry chain (21), ozone generator (22) and ozone spray painting head (23), air compressor (1) links to each other with ozone generator (22), ozone generator (22) link to each other with ozone spray painting head (23) through the pipeline, ozone spray painting head (23) sets up is carrying chain (21) top or both sides. The utility model discloses under the prerequisite of not destroying vegetables nutrient composition, reduce the pesticide residue on the vegetables, play the degradation pesticide, divide toxolysin, the effect of detoxifying and disinfecting, wash the physics spot on vegetables surface simultaneously for people can eat relieved no pesticide residue's vegetables.

Method for designing arc extinguishing coil of direct-current circuit

The invention relates to a direct-current circuit arc extinguishing coil design method, which comprises a resistor R, a capacitor C and an arc extinguishing coil L. The direct-current circuit arc extinguishing coil design method is characterized in that the capacitor C is an absorption capacitor, the resistor R is a wire-wound coil, the wire-wound coil is wound on the surface of the capacitor C, the absorption capacitor C is connected in parallel at two ends of the arc extinguishing coil L and the resistor R, and the arc extinguishing coil L and the resistor R are connected in series. Electrodes at the two ends of the capacitor C are connected with a direct-current arc extinguishing electrode 1 on the direct-current arc extinguishing circuit body 2, energy generated at the moment when the arc extinguishing coil L is disconnected is absorbed by the capacitor to achieve the arc extinguishing condition, in addition, heat generated by the capacitor changes the length of the resistance coil, ...

Novel wireless early warning of window lock show device

The utility model relates to a novel wireless early warning of window lock show device belongs to daily life technical field. The utility model discloses a paster, wireless transmitter, helical antenna, 8V do battery supply, radio signal recepition decoder, 5V DC power supply, signal indication lamp, display lamp. The utility model discloses the cost is extremely low, and the installation is simple, and sensitivity is high, only needs to produce the code signal at the manual circuit of trigger switch in the twinkling of an eye of opening or closing of window, has opened or has closed shi buhui at the window and sent the code signal always to avoid the waste of radio resource, saved the power consumption simultaneously. Whether just can directly perceivedly know through emitting diode's the bright state of going out when people go out has the window not close to avoid because of not closing the loss that the window brought.

Cylinder block subassembly of aircraft brake wheel

The utility model belongs to the technical field of the aviation, a cylinder block subassembly of aircraft brake wheel is related to, including the cylinder pedestal, piston assembly, mount pad, end cap, check valve, plug screw and dog. The beneficial effects of the utility model are that: the operation requirement that the normal energy of aircraft braked, the brake is landed in the overload, thesuspension is taken off and is braked has been satisfied.

Straight-rod type infrared corncob drying machine

The invention provides a straight-rod type infrared corncob drying machine. The straight-rod type infrared corncob drying machine is characterized in that a plurality of conveying devices driven by a transmission device to run are arranged in a box; a plurality of shifting rods are fixed on bent plates, correspondingly stretching towards the inner side, of two chains of the same conveying device by two connectors on the ends; each conveying device is provided with supporting grooves corresponding to spaces below the upper horizontal section and the lower horizontal section of each chain, respectively; a guide groove is formed below the tail end of each supporting groove; a radiation device for radiating an infrared ray unidirectionally downwards is arranged above each support groove; a charge opening is formed in the top of the box, and a discharge hole is formed in the bottom of the box. The straight-rod type infrared corncob drying machine provided by the invention is high in heat transfer ...

Self -propelled agricultural ozone fog sterilizing machine that disinfects

The utility model discloses a self -propelled agricultural ozone fog sterilizing machine that disinfects belongs to the disinfecting equipment technical field that disinfects, including air compressor, water storage tank and ozone generator, its characterized in that: still include dolly and spray pistol, air compressor, water storage tank and ozone generator all fix on the frame of dolly, are connected with the gasoline engine that the drive dolly removed on the dolly, fixedly connected with gasoline engine generator on the frame of dolly, and the gasoline engine generator is connected with ozone generator, and the spray pistol passes through the intake pipe to be connected with ozone generator, and the nozzle of spray pistol passes through the inlet tube and is connected with the water storage tank. The utility model discloses, ozone that ozone generator produced forms the high -speed atmospheric pressure that flows in letting in the spray pistol, and ozone and water mixture have improved ...

Cable testing bridge laying apparatus

The utility model discloses a cable testing bridge laying apparatus lays the unit by a plurality of and forms, and just adjacent two spacing distances that lay the unit are 10-15m, through inciting somebody to action cable testing bridge laying apparatus installs crane span structure upper end or oblique upper end back timber, can improve cable laying efficiency, reduces the cable fault rate. Furthermore, the utility model provides a lay the unit and include a base and a cable sheave, through the base be convenient for with cable pulley mounting to the cable testing bridge, specific, this base adopts square board, is using the current prescription shaped plate vertically to install on the cable testing bridge, and through rationally setting up the mounting hole and hang the hole on this square board, can convenient and fast lay the unit to each and arrange has improved staff's operating efficiency.

Intelligent logistics storage box for precious article preservation and storage method

An intelligent logistics storage box for precious article preservation comprises a primary box body and a secondary box body, the secondary box body is contained in the primary box body, and the primary box body and the secondary box body are connected through a displacement sensing mechanism, a weighing sensing mechanism and a mechanical limiting mechanism. The invention discloses a storage method of an intelligent logistics storage box for precious article preservation. The storage method comprises the content of precious article preservation through 12-protection. The invention relates to the technical field of intelligent logistics, and not only can provide 12-level safety protection for precious articles, but also can understand the weighing information and displacement information change of the sub-box body in real time, so that the possible theft information can be understood and intervened in time.

Method for increasing replacement recovery rate of gold and silver pregnant solution with arsenic

The invention relates to a method for increasing the replacement recovery rate of gold and silver pregnant solution with arsenic. The method comprises the following steps: placing the pregnant solution with arsenic in a pregnant solution tank, adding sodium carbonate to mix, treating the mixed solution with a dark current pressure filter to remove impurities and obtain purified pregnant solution,then sending the purified pregnant solution into a deoxygenating tower to deoxidize, adding zinc powder in the pregnant solution for replacement, and then using a plate and frame pressure filter to dewater, wherein the filter cake is gold mud and the filtrate is barren liquor. Therefore, the method solves the problem that the replacement recovery rate of the pregnant solution is affected by arsenic; in addition, the method has simple operation and low cost, is easy to use in industrial production and is applicable to the recovery of gold and silver.

KEYS WITH TOUCH DETECTION FUNCTION AND ELECTRONIC APPARATUS WITH THE KEYS

A key for electronic apparatus, e.g., a mobile phone, and electronic apparatus including such keys, the key combines touch detection function with mechanical key pressing function. The key includes a dome, contact points member, e.g., a gold key finger, on a circuit board of the electronic apparatus and below the dome; a plurality of SMT pads on the circuit board about the contact points member, the dome connected to at least two of the SMT pads, and the contact points member connected to one of the SMT pads, and wherein the dome is connected to a capacitive touch detection scan circuit and the capacitive touch detection scan circuit is configured to detect a capacitance change caused by a finger's touch on the key, so as to form a signal indicating touch position and/or movement of the finger by combining a position of the key. 1. A key with touch detection function for an electronic apparatus , comprising:a dome;a contact points member provided on a circuit board of the electronic apparatus and below the dome;a plurality of SMT pads provided on the circuit board of the electronic apparatus and at locations about the contact points member;wherein the dome is connected to at least two of the plurality of SMT pads, and the contact points member is connected to one of the plurality of SMT pads,and wherein, the dome is connected to a capacitive touch detection scan circuit provided on the circuit board of the electronic apparatus, the capacitive touch detection scan circuit is configured to detect a capacitance change caused by a finger's touch on the key, so as to form a signal indicating touch position and/or movement of the finger by combining a position of the key.2. The key with touch detection function for an electronic apparatus of claim 1 , wherein the dome is electrically conductive and is connected to the capacitive touch detection scan circuit through a blocking capacitor.3. The key with touch detection function for an electronic apparatus of claim 2 , ...

Household plant cultivation intelligent monitoring and management system based on cloud server

The invention relates to a household plant cultivation intelligent monitoring and management system based on a cloud server. The cloud technology is applied to bonsai cultivation intelligent monitoring and management in a family or an office or a office block or a restaurant or a hotel or other areas; real-time observation of plant growth conditions is achieved by the adoption of a mobile control terminal and an indoor control terminal, and wireless transmission is adopted in a provided control strategy to control a nutrient element adjustment device remotely to supplement nutrient elements needed by plant growth in time; the cost of a system data processing server is greatly lowered for a data processing center by the adoption of the cloud sever, running is efficient and accurate, and full wireless transmission is achieved to reduce cable laying greatly. Compared with an existing household plant cultivation monitoring system, the household plant cultivation intelligent monitoring and management ...

Ship lock management and control integrated method and system

The ship lock management and control integrated system comprises a ship lock monitoring unit, a navigation management unit, a data interaction intermediate library, a network communication isolation device and a data synchronization tool. Data of a ship lock monitoring unit and a navigation management unit which are respectively constructed are automatically and organically interacted, so that gear information of passing ships in a shipping hub can automatically arrive at the ship lock monitoring unit, and meanwhile, the ship lock monitoring unit automatically uploads the ship passing information to the navigation management unit in real time; and the operation efficiency of the ship lock is also improved while the risk caused by human intervention on the navigation process is avoided.

WHEEL ROLLING DEVICE

The present application relates to a wheel rolling device, which is composed of a lower lifting rotating system, first rolling systems, a synchronous clamping drive system, a second rolling system and a third rolling system. The present application may not only strengthen the center hole, the inner and outer rims, the upper and lower rims, the flange root and the like portion of the wheel by rolling, but also may strengthen the bolt holes and valve holes of the wheel by extrusion; at the same time, the present application has the characteristics of high automation, powerful function, advanced technology, strong versatility and safe and stable performance.

Full -automatic wire -winding machine

The utility model relates to a coiling machine, especially a full -automatic wire -winding machine. It includes: a machine support, a frock for bearing the weight of the skeleton, a conveying mechanism that is used for the centre gripping and transports the frock, slewing mechanism, a positioning mechanism for inciting somebody to action the frock is fixed in together with the carousel, with slewing mechanism coacting with the wire winding mechanism of enameled wire around skeleton in the frock, be used for the regular wire winding complementary unit on the skeleton of enameled wire at the wire winding in -process, finishing, the wire winding be used for the shutdown mechanism who cuts off the end of a thread of enameled wire and the double -layered enameled wire that tightly cuts off to transmit the wire guide mechanism for wire winding mechanism with being used for with the enameled wire on the line roller after. Its degree of automation is high, and is efficient, and the wire winding ...

Safety protection device for constructional engineering construction

The utility model discloses a safety protection device for constructional engineering construction, which comprises more than three first support plates, more than two second support plates, an antiskid head and an anti-collision mechanism, the number of the first support plates is an odd number, and the number of the second support plates is an even number; first connecting bases are welded to the outer walls of the tops of the first supporting plates correspondingly, second connecting bases are welded to the outer walls of the tops of the second supporting plates correspondingly, the first connecting bases and the second connecting bases are of a staggered distribution structure, and the outer walls of the two ends of each second connecting base are slidably connected to the inner wallsof one ends of the two corresponding adjacent first connecting bases correspondingly. And the same first mounting base is welded to the outer walls of the bottoms of the first supporting plates. Through ...

Low-pressure Mold for Improving Performance of Spokes of Aluminum Wheel

A low-pressure mold for improving performance of spokes of an aluminum wheel. The mold is characterized in that cooling air holes in a bottom mold are moved for 10 mm in outwards; heat-insulation grooves are formed in positions, 5 mm from the cooling air holes, of a back cavity of the bottom mold, and are 8 mm from the surface of a cavity; and the width of each heat-insulation groove is set to 8 mm. A circumference arrangement range of the heat-insulation grooves needs to be larger than the widths of the spokes, and the number of the heat-insulation grooves is defined by the number of the spokes. Heat-preservation asbestos is arranged in each heat-insulation groove, thereby further strengthening heat-insulation and heat preservation functions. One air hole is added based on the prior art, thereby increasing the cooling area and improving the cooling intensity.

RIGHT-ANGLE TOUCH GAUGE

A right angle touch gauge of the present application includes a fixing block, a floating column, a spring, a measuring column, a measuring sleeve and the like. In use, round head of top end of the floating column is in contact with bottom surface of work piece. The floating column is compressed downward when it touches high surface of the bottom surface of the work piece, the measuring column is compressed to right by matching lower cone of the floating column and left cone of the measuring column, and it may be found whether height difference between high surface and low surface of the bottom surface of the work piece is qualified by observing whether end edge of the right cylinder of the measuring column is placed between steps of right end surface of the measuring sleeve. 1left side of the measuring column is a 45 degree cone, and edge of right side is kept at a sharp angle, cone of lower end of the floating column is matched with left cone of the measuring column, edge of an inner hole of the measuring sleeve is kept at a sharp angle.. Right-angle touch gauge, comprising: a fixing block, a floating column, an upper screw, an upper spring, a measuring column, a lower spring, a measuring sleeve and a lower screw, lower cylindrical portion of the floating column is matched with a vertical hole in the fixing block, the upper screw is fixed to left side of the fixing block, and top end thereof is matched with a slot in the floating column, the upper spring is sleeved on outer side of cylinder of the floating column, and is placed above the fixing block, left cylinder of the measuring column is matched with a transverse hole of the fixing block, the lower screw is fixed in lower portion of the fixing block, and top end thereof is matched with a slot in the measuring column, the measuring sleeve is fixed to right side of the fixing block and is matched with right cylinder of the measuring column, the lower spring is sleeved on right cylinder of the measuring column, ...

WHEEL CLEANING DEVICE

The present application discloses a wheel cleaning device comprises a lifting rotating system, a central hole cleaning system, a cleaning system for inner rim and back cavity, a synchronous clamping drive system, an outer rim cleaning system, and a bolt hole cleaning system, etc. The device may not only separately clean the center hole, the bolt hole, the inner rim and the outer rim of the wheel, but also may regulate the position and the angle of each nozzle according to the diameter and the height of the wheel. 1the lower lifting-rotating system includes that: two first cylinders and four lower guiding sleeves are fixed below the lower fixing plate; an output ends of the first cylinders are hinged with the lower part of the lower lifting plate; four lower guiding pillars matched with the lower guiding sleeves are fixed below the lower lifting plate; the first lower servo motor is fixed below the lower lifting plate through a transition flange, and an output end of the first lower servo motor is fixed with the second pulley; the first lower bearing seat is fixed on the top of the lower lifting plate; the first lower shaft is mounted inside the first lower bearing seat through a bearing; the lower end of the first lower shaft is fixed with the first pulley; and the first pulley and the second pulley are connected by the first synchronous belt;the central hole cleaning system includes that: the first servo electric cylinder is fixed at the central part of the first lower shaft, and an output end of the first servo electric cylinder is connected with the bottom plate of the lifting frame; the second lower bearing seat is fixed above the top plate of the lifting frame; the second lower shaft is mounted inside the second lower bearing seat through a bearing; the second lower servo motor is fixed below the top plate of the lifting frame, and an output end of the second lower servo motor is connected with the lower end of the second lower shaft; and two symmetrical first ...

ROLLING DISPLAY ARRANGEMENT FOR ELECTRONIC DEVICE

A rolling display arrangement () for an electronic device (), the rolling display arrangement () comprising a display module (), a shaft module (), and at least one transmission module (), the transmission module () being adapted for transferring rotational movement of the shaft module () and the transmission module () to linear movement of the display module (). Such a rolling display arrangement allows the display module to slide linearly, and hence the size of the display to be changed without folding the display module. 1121. A rolling display arrangement () for an electronic device () , said rolling display arrangement () comprising:{'b': '3', 'a display module (),'}{'b': '4', 'a shaft module (), and'}{'b': '5', 'at least one transmission module (),'}{'b': 5', '4', '5', '3, 'said transmission module () being adapted for transferring rotational movement of said shaft module () and said transmission module () to linear movement of said display module ().'}21. The rolling display arrangement () according to claim 1 , wherein{'b': 3', '6', '7', '7', '7', '7', '7', '7', '7', '7', '7, 'i': a', 'b', 'c', 'a', 'b', 'a', 'b, 'said display module () comprises a flexible display () and a display support (), said display support () comprising a first rigid part (), a second rigid part (), and a flexible part () arranged between said first rigid part () and said second rigid part (), said first rigid part () and said second rigid part () extending in parallel,'}{'b': 7', '4, 'i': 'c', 'said flexible part () partially enclosing said shaft module (),'}{'b': 4', '8', '9, 'said shaft module () comprising a drive shaft () and a drive shaft gear (),'}{'b': 5', '7', '7', '3', '9', '4, 'i': a', 'b, 'said transmission module () being interconnected with said first rigid part () and said second rigid part () of said display module (), and with said drive shaft gear () of said shaft module ().'}31510111012121012771277abaabb. The rolling display arrangement () according to claim 1 , ...

Steering knuckle casting hydraulic fixture

A steering knuckle casting hydraulic fixture includes a positioning mandrel, a pair of flat keys fixed on a bottom surface of a fixture body, a linear bearing and an elastic taper pin match a steering knuckle casting, an angle positioning seat, a straight pin, an angle positioning nail, an angle clamping nail, a nut, a spring, a spring seat and a linear cylinder are used to restrict the rotational freedom of the casting around the Z axis, hydraulic corner cylinders, pressure plates, and support nails are used to clamp the casting, and three guide blocks are used to guide the installation of the steering knuckle casting.

Rolling Display Handset Architecture with Torsion Spring

A rolling display mechanism, including a frame supporting a display screen having a retractable portion, a first rack along the upper edge of the frame and mechanically connected to the retractable portion, a second rack along the lower edge of the frame and mechanically connected to the retractable portion, at least one torsion spring extending between the upper and lower edge of the frame, where each torsion spring of the at least one torsion spring is a helical torsion spring, a first pinion mechanically connected to the at least one torsion spring and configured to drive the first rack linearly, and a second pinion mechanically connected to the at least one torsion spring and configured to drive the second rack linearly, where rotation of the first and second pinions is transferred to in-plane movement of the retractable portion.

Elastic adjustable brake pad for use in train

Elastic adjustable brake pad for use in train

Benzamide compound and use thereof

The present invention relates to a novel compound, which effectively antagonizes P2X3 receptors and is represented by formula (I), a tautomer, stereoisomer, hydrate, solvate, pharmaceutically acceptable salt or prodrug thereof, and a preparation method and a use thereof in the preparation of drugs.

Variable size wheel deburring device

The present invention discloses a variable size wheel deburring device, which is composed of a lower lifting system, a central brush driving system, a brush system I, a brush system II and a clamping driving system. When used, the servo electric cylinder II, through the guiding rail II, causes the left and right rollers to clamp the lower wheel rim of the wheel; and the servo motor I can achieve the rotation of the clamped wheel by the pulley I, the pulley II and the synchronous belt I. The device according to the present invention in use can not only realize the burr removal of the wheel center hole, the flange root corner, the spoke edge and the rim corner, but also can adapt to wheel types of different size.

Rolling display arrangement for electronic device

A rolling display arrangement (1) for an electronic device (2), the rolling display arrangement (1) comprising a display module (3), a shaft module (4), and at least one transmission module (5), the transmission module (5) being adapted for transferring rotational movement of the shaft module (4) and the transmission module (5) to linear movement of the display module (3). Such a rolling display arrangement allows the display module to slide linearly, and hence the size of the display to be changed without folding the display module.

Pyridopyrimidinone derivative, preparation method therefor, and use thereof

A pyridopyrimidinone derivative as represented by formula I, and a tautomer, a stereoisomer, a hydrate, a solvate, a pharmaceutically acceptable salt thereof or a prodrug thereof. The pyridopyrimidinone derivative has a good SOS1 inhibitory effect.

Fgfr kinase inhibitors and pharmaceutical uses

Fibroblast Growth Factor Receptor kinase inhibitors and prodrugs thereof of Formula (I) and their use for the treatment of hyper-proliferative diseases such as retinopathy, psoriasis, rheumatoid arthritis, osteoarthritis, septic arthritis, tumour metastasis, periodontal disease, cornal ulceration, proteinuria, coronary thrombosis from atherosclerotic plaque, aneurismal aorta, dystrophobic epidermolysis bullosa, degenerative cartilage loss following traumatic joint injury, osteopenias mediated by MMP activity, tempero mandibular joint disease, and demyelating disease of the nervous system.

Rolling gesture and mistouch prevention on rolling devices

Pyridopyrimidinone derivative, preparation method therefor, and use thereof

A pyridopyrimidinone derivative as represented by formula I, and a tautomer, a stereoisomer, a hydrate, a solvate, a pharmaceutically acceptable salt thereof or a prodrug thereof. The pyridopyrimidinone derivative has a good SOS1 inhibitory effect.

Rolling gesture and mistouch prevention on rolling devices

A method and device for detecting a gesture on a rollable display device for adjusting the display size of the device is provided. The A device includes a housing, a roll unit mounted in the housing and able to be rotatable around a roll axis, a flexible, touch-sensitive display able to detect a touch gesture and to be rolled around the roll unit and defining a planar front screen with a front screen size that changes according to a degree of rotation of the roll unit, and a controller able to, in response to detecting a touch gesture on the front screen, rotate the roll unit to adjust said front screen size.

Pyridopyrimidinone derivative, preparation method therefor, and use thereof

A pyridopyrimidinone derivative as represented by formula I, and a tautomer, a stereoisomer, a hydrate, a solvate, a pharmaceutically acceptable salt thereof or a prodrug thereof. The pyridopyrimidinone derivative has a good SOS1 inhibitory effect.

Rolling display arrangement for electronic device

A rolling display arrangement (1) for an electronic device (2), the rolling display arrangement (1) comprising a display module (3), a shaft module (4), and at least one transmission module (5), the transmission module (5) being adapted for transferring rotational movement of the shaft module (4) and the transmission module (5) to linear movement of the display module (3). Such a rolling display arrangement allows the display module to slide linearly, and hence the size of the display to be changed without folding the display module.

15-pgdh inhibitor and use thereof

Provided are a 15-PGDH inhibitor and the use thereof. The 15-PGDH inhibitor is a heterocyclic compound as represented by formula I, a solvate thereof, a pharmaceutically acceptable salt thereof, a solvate of a pharmaceutically acceptable salt thereof, or a prodrug thereof. The compound has a good inhibitory effect on 15-PGDH.

Flexible support structure for a sliding flexible display

Foldable support structure (1) for a rolling display arrangement (2), comprising a foldable sheet (3) and a support arrangement (4) comprising a plurality of support rods (5) arranged to support the foldable sheet (3). The center axes (A1) of the support rods (5) extend in parallel with each other and with the foldable sheet (3). The foldable sheet (3) comprises a sheet material and a throughgoing slit pattern allowing the sheet material to fold around a folding axis (A2) parallel with the center axes (A1). Each support rod (5) is connected to the foldable sheet (3) by means of a plurality of attachments (6). This solution provides a foldable support structure which facilitates that, as a display is folded, there is as little stretching and compression as possible of the display, reducing the amount of deformation that the display is subjected to.

一种焚烧祭祀炉

本实用新型涉及环保技术领域，具体而言，涉及一种焚烧祭祀炉，其包括炉体、除尘器、除尘风机、以及感应装置。炉体具备至少一个燃烧室和至少一个清灰室；清灰室设置在燃烧室的下方；炉体通过第一管道与炉体的燃烧室连接；除尘风机设置在除尘器的出口处；感应装置设置在燃烧室中，感应装置与除尘风机连接，且感应装置被配置为监测燃烧室的燃烧情况以启动除尘风机。这样的焚烧祭祀炉能够良好地监控焚烧祭祀炉的运行情况，保障其良好的运行。

15-pgdh inhibitor and use thereof

Provided are a 15-PGDH inhibitor and the use thereof. The 15-PGDH inhibitor is a heterocyclic compound as represented by formula I, a solvate thereof, a pharmaceutically acceptable salt thereof, a solvate of a pharmaceutically acceptable salt thereof, or a prodrug thereof. The compound has a good inhibitory effect on 15-PGDH.

一种简易手动铺砂装置

本实用新型提供一种简易手动铺砂装置，属于路面构造深度试验的技术领域，包括十字形支架、转动把手和L形刮板；十字形支架包括十字形顶板以及设置在十字形顶板四个端部下方的支撑板；十字形顶板的中心设置有把手安装孔，四个悬臂上设置有刻度值，刻度值从中心向外逐渐增大；转动把手穿设在把手安装孔内，底端固定在L形刮板的L形面的端部，转动把手上设置有直径大于把手安装孔直径的挡环；L形刮板位于十字形支架内。本实用新型提供的简易手动铺砂装置与背景技术所述专利相比，结构简单，操作方便，无需改变原有算法，能保证摊铺砂的形状为规则圆形，更易推广使用。

Rolling display arrangement for electronic device

A rolling display arrangement (1) for an electronic device (2), the rolling display arrangement (1) comprising a display module (3), a shaft module (4), and at least one transmission module (5), the transmission module (5) being adapted for transferring rotational movement of the shaft module (4) and the transmission module (5) to linear movement of the display module (3). Such a rolling display arrangement allows the display module to slide linearly, and hence the size of the display to be changed without folding the display module.

Pyridopyrimidinone derivative, preparation method therefor, and use thereof

A pyridopyrimidinone derivative as represented by formula I, and a tautomer, a stereoisomer, a hydrate, a solvate, a pharmaceutically acceptable salt thereof or a prodrug thereof. The pyridopyrimidinone derivative has a good SOS1 inhibitory effect.

15-pgdh inhibitor and use thereof

Provided are a 15-PGDH inhibitor and the use thereof. The 15-PGDH inhibitor is a heterocyclic compound as represented by formula I, a solvate thereof, a pharmaceutically acceptable salt thereof, a solvate of a pharmaceutically acceptable salt thereof, or a prodrug thereof. The compound has a good inhibitory effect on 15-PGDH.

Rolling display arrangement for electronic device

A rolling display arrangement for an electronic device includes a display module, a shaft module, and at least one transmission module, the transmission module being configured to transfer rotational movement of the shaft module and the transmission module to linear movement of the display module. Such a rolling display arrangement allows the display module to slide linearly.

Inhibidor de 15-pgdh y uso del mismo.

Se provee un inhibidor de 15-PGDH y el uso del mismo; el inhibidor de 15-PGDH es un compuesto heterocíclico representado por la fórmula I, un solvato del mismo, una sal farmacéuticamente aceptable del mismo, un solvato de una sal farmacéuticamente aceptable del mismo o un profármaco del mismo; el compuesto tiene un buen efecto inhibidor sobre 15-PGDH. (ver formula I).