单相智能安全配电装置

Safety protection device for dumping construction of strip mine

The invention discloses a safety protection device for strip mine dumping construction, relates to the technical field of strip mine dumping construction, and aims to solve the technical problems that in the prior art, the flatness of the device cannot be guaranteed, and the middle part of the device is easy to sink downwards in the vehicle running process due to the fact that the whole weight of the device is light. The device comprises a fixing frame, a mounting assembly arranged on the lower side of the fixing frame and used for positioning and mounting, a protection plate arranged on the upper side of the fixing frame and used for protection, and a height adjusting assembly arranged on the upper side of the protection plate and used for adjusting the height. Wherein first through grooves which are evenly distributed are formed in the surface of the fixing frame, a groove used for being sunken downwards is formed in the front side of each first through groove, an elastic element which ...

Equipment for collecting and transmitting electric field signals in multiple directions

The invention relates to the technical field of electric field signal detection, and discloses a device for collecting and transmitting electric field signals in multiple directions. The equipment comprises a signal acquisition device which is used for acquiring electric field signals in multiple directions; the signal transmission device is used for independently transmitting the collected electric field signals in each direction to the signal processing end; the rotary driving device is used for driving the signal transmission device to rotate around a vertical central shaft; the signal acquisition device is fixedly connected with the signal transmission device, and the signal transmission device is fixedly mounted on the rotary driving device. Electric field signals of a large-scale high-voltage power grid can be collected and transmitted, compared with a traditional mode, the electric field signal detection efficiency is improved, and body injuries caused by the electric field signals ...

Grounding device suitable for GIL grounding system

The invention provides a grounding device suitable for a GIL grounding system, and belongs to the technical field of tunnel power transmission grounding, and the grounding device comprises a housing ring current and housing potential acquisition and processing module, an adjustable resistor model and a voltage and current reference module. Shell ring current and shell potential are comprehensively considered, the resistance value of the grounding resistor is adjusted in real time, shell ring current can be effectively restrained, the shell potential can be reduced, and the shell potential of each section can be evenly distributed as far as possible, so that line loss is reduced, the personal safety of workers is maintained, and the problems of shell insulation aging or insulation breakdown, electronic device damage and the like are solved; the method is of great significance to safe and stable operation of the GIL.

Anti-sloughing hole sealing device for mine drill hole gas extraction and use method of anti-sloughing hole sealing device

The invention relates to an anti-sloughing hole sealing device for mine drilling gas extraction and a using method thereof.The anti-sloughing hole sealing device comprises a gas extraction pipe, the gas extraction pipe is fixedly sleeved with a sealing gasket and a first bag, the first bag is fixedly communicated with a first grouting pipe, the gas extraction pipe is further fixedly sleeved with a second bag, the second bag and the first bag are arranged in a spaced mode, and the first bag is fixedly communicated with a second grouting pipe; the second bag is fixedly communicated with a second grouting pipe; the gas extraction pipe is further sleeved with a pipe seam type sleeve, the pipe seam type sleeve is of a tubular structure with the two ends open, a strip-shaped through hole is formed in the pipe seam type sleeve, the end, close to the sealing gasket, of the pipe seam type sleeve abuts against the sealing gasket, a slurry return pipe is arranged in the pipe seam type sleeve, and ...

Crystal form of allisartan medoxomil calcium salt and pharmaceutical composition containing crystal form of allisartan medoxomil calcium salt

The invention relates to a series of new crystal forms of allisartan medoxomil calcium salt and a preparation method thereof.

Self-moving reversed loader for mining working face of strip mine

The self-moving reversed loader comprises a vehicle body, the top of the vehicle body is rotationally connected with a center column, a center base is fixedly installed on the top of the center column, the two ends of the center base are rotationally connected with connecting bases, and supporting plates are movably arranged at the bottoms of the connecting bases; one end of the connecting seat is detachably connected with a belt conveyor fixing seat through a bolt; a middle groove, a limiting groove and an adjusting groove are formed in the bottom of the supporting plate, and the limiting groove is formed in the bottom of the middle groove in a communicating mode. According to the self-moving reversed loader, through supporting of the middle rods, the supporting plates can incline towards the two ends, the limiting grooves play a limiting role, under connection of the rotating shafts, the top ends of the adjusting rods can slide along the interiors of the corresponding adjusting grooves ...

CRYSTAL FORM α OF COMPOUND A, PREPARATION METHOD THEREFOR, AND PHARMACEUTICAL COMPOSITION CONTAINING CRYSTAL FORM

Provided are a crystal form α of a compound A, a preparation method therefor, and a pharmaceutical composition containing such crystal form.

PIPERIDINE COMPOUND AS PCSK9 INHIBITOR

Disclosed in the present invention is a PCSK9 inhibitor compound having a piperidine ring structure, and particularly disclosed are a compound as shown in formula (I) and a pharmaceutically acceptable salt thereof.

Protective device for hydraulic oil tank

The invention discloses a protection device for a hydraulic oil tank, which comprises a protection unit, a shell assembly connected with the hydraulic oil tank, a dust prevention net arranged at the top of the shell assembly, an elastic bearing assembly arranged in the shell assembly, a filtering assembly arranged in the elastic bearing assembly, and an induction magnetic attraction assembly arranged on one side of the bearing assembly, the positioning unlocking assembly is arranged at the bottom of the filtering assembly. The device has the beneficial effects that the static filtering layer and the dynamic filtering layer are combined for protection, and the overall protection strength is improved; and through the protection unit, the filter pad can be automatically unlocked after being saturated, the bearing table is locked during replacement, disassembly and replacement are facilitated, the oil tank opening is protected after the filter pad loses efficacy and during replacement, and ...

ANGIOTENSIN II RECEPTOR ANTAGONIST METABOLITE AND NEP INHIBITOR COMPOSITE, AND PREPARATION METHOD THEREOF

Provided are a supramolecular composite comprising an angiotensin II receptor (AT1) blocking compound, a neutral endopeptidase inhibitor (NEPi), and a pharmaceutically acceptable cation. The invention further provides a method for preparing the composite and an application of the composite for preparing a pharmaceutical product for treating heart failure.

Fast time-frequency difference joint estimation method for PSK (Phase Shift Keying) signal

The invention belongs to the field of electronic countermeasures, and particularly relates to a fast time-frequency difference joint estimation algorithm for PSK signals. According to the scheme of the invention, the two-dimensional search of the time-frequency difference in the traditional algorithm is converted into two one-dimensional estimations, that is, the frequency difference is estimated firstly, and then the time difference is estimated. And under the condition that the accuracy is kept, the calculation amount is greatly reduced, and the real-time performance is improved. The time difference and frequency difference information of the moving target relative to the receiving station can be quickly and accurately estimated, the method is simple, and the effect is good.

Device for rapid innocent treatment of risk flexible materials

The invention discloses a device for rapid innocent treatment of a risk flexible material. The device comprises a barrel body and a barrel cover, a bottom plate is fixed to the position, close to the bottom, of the can body, and a liftable movable plate is arranged in the can body. Gaps exist between the outer edges of the movable plates and the inner wall of the can body; the lifting mechanism is used for extruding the risk flexible material on the movable plate towards the barrel cover and enabling aerosol generated after extrusion to flow downwards along a gap between the movable plate and the inner wall of the barrel body; heating pipes are arranged in the barrel cover and the movable plate and are used for compressing the risk flexible material and performing high-temperature sterilization at the same time; and a heating pipe and wind power equipment are arranged at the upper part of the bottom plate and are used for forming high-temperature circulating convection in a cavity between ...

Fungus species identification method based on time-treasure method, target nucleotide, primer pair, kit and application thereof

The invention relates to a fungus species identification method based on a temporal method, and species-specific target nucleotide, a primer pair or a kit developed by using the method and used for fungus species identification. The method can be used for species identification of fungus samples or fungus-containing materials, distinguishing of fungus related species, distinguishing of pathogenic fungi and confusing fungi thereof, and distinguishing of different strains of fungi, or can be used for safety monitoring or clinical detection of medicinal materials or food. When the method or the kit is used for species identification, the method or the kit has the advantages of strong specificity, high sensitivity, good repeatability, capability of realizing rapid identification of species of fungus samples without depending on large professional instruments and the like, so that the method or the kit has a wide application prospect.

System and method for preparing ethylene sulfate by oxidizing ethylene sulfite with ozone

The invention discloses a system and a method for preparing ethylene sulfate by oxidizing ethylene sulfite with ozone, and relates to the technical field of synthesis of lithium battery additives. The system comprises: a raw material liquid bottle, wherein a dichloromethane solution of ethylene sulfite is stored in the raw material liquid bottle; the ozone generator is connected with an oxygen storage bottle and is used for oxidizing oxygen from the inside of the oxygen storage bottle into ozone; a feeding hole of the micro reaction plate is respectively connected with the raw material liquid bottle and the ozone generator; and the receiving bottle is connected with the discharge hole of the micro reaction plate. The system for preparing ethylene sulfate by oxidizing ethylene sulfite with ozone is simple in structure, does not generate waste water and waste residues in the reaction process, is beneficial to energy conservation and environment protection, can realize full reaction through ...

Specific target sequence for identifying species of cervidae animals based on time-treasure method, kit and application

The invention discloses a species-specific target sequence, a primer pair and a kit for identifying cervidae animals based on a time-treasure method, application of the species-specific target sequence, the primer pair and the kit and a species identification method, and species identification of a to-be-detected sample is achieved based on the species-specific target sequence of the cervidae animals screened through the time-treasure method. The species identification method disclosed by the invention is high in specificity, high in sensitivity and good in repeatability, can realize rapid identification of species, and has a wide application prospect.

Feeding protection mechanism for granular materials

The invention relates to the technical field of waterproof board production, and discloses a granular material feeding protection mechanism which comprises a hopper, and a discharging opening is formed in the bottom of the hopper; a plurality of supporting pieces are horizontally arranged; the two attaching parts are oppositely arranged, the length direction where the attaching parts are located is parallel to the length direction where the supporting piece is located, the tops of the attaching parts are higher than the top of the supporting piece, the bottoms of the attaching parts are lower than the bottom of the supporting piece, and the projection of the attaching parts in the vertical direction and the projection of the supporting piece in the vertical direction are staggered; the number of the connecting rods is multiple, the two ends of each connecting rod are connected with the two attaching parts, the connecting rods abut against the top of the supporting piece, and the length ...

Server-based virtual machine management method and system

The invention provides a server-based virtual machine management method and system. The system comprises a user interaction component, a virtual machine state detection component, a user operation receiving component, a network startup and shutdown task processing component, a virtual machine startup and shutdown task component, an operation log storage component, a switch linkage component and a server resource detection component. According to the method, the virtual machine state concerned by the user is visually displayed to the user through the graphical list interface, so that the virtual machine of the VMware server is graphically and conveniently managed, and the user is prevented from operating a complex VSphereClient tool; a one-key safe shutdown button is provided, so that the difficulty of managing the VMware server virtual machine by a user is reduced; moreover, the operation of the user on the bottom layer of the VMware server is shielded, so that the deadlock condition caused ...

Support frame group for magic tapes

The invention relates to the technical field of waterproof board production, and discloses a hook-and-loop fastener supporting frame group which comprises a supporting bottom plate, a supporting frame and two tensioning frames, the supporting frame and the tensioning frames are vertically arranged on the supporting bottom plate, a supporting rod is horizontally arranged on the side portion of the supporting frame, and the two tensioning frames are oppositely arranged; the positioning roller is rotationally connected with the two tensioning frames; the lifting parts are vertically and movably connected to the tensioning frame, a tensioning column penetrating through the lifting roller is horizontally arranged between the two lifting parts, the outer wall of the tensioning column is movably attached to the inner wall of the lifting roller, first set pressure exists between the tensioning column and the lifting roller, and a receding hole used for lifting movement of the tensioning column ...

Paper character information rapid identification and display device

The invention discloses a paper character information rapid identification and display device, and relates to the technical field of paper character information identification and display, and the device comprises a device main body which is used for carrying out the rapid identification and display of paper character information; the blocking cover is located at the top of the device body; the scanning groove is formed in the inner side of the blocking cover; the scanner is located at the top end in the scanning groove; and the controller is used for controlling all the components to work in a coordinated manner. According to the invention, the information is wirelessly transmitted to a mobile phone APP, so that a user can conveniently check the information at any time, and the information can be directly connected with an external printer, so that subsequent batch printing operation is facilitated; therefore, the paper character information rapid identification and display device is high ...

Using method of track cleaning device and device thereof

The invention discloses a using method of a rail cleaning device and the device thereof.The using method comprises the steps that a polishing unit is started, and the polishing unit drives an oil outlet and air blowing unit to move along a rail so as to conduct air blowing cleaning and rust remover coating operation on the rail; the polishing unit performs multi-surface polishing operation on the track along the working path of the oil outlet blowing unit; and the monitoring unit monitors the polished track along the working path of the polishing unit and feeds back a detection result. The rail polishing and cleaning device has the beneficial effects that complete cleaning work including soot blowing, rust remover coating, polishing and quality monitoring can be conducted on a rail, the workload of manual rail cleaning is reduced, and meanwhile the quality of the rail polishing and cleaning effect can be controlled in real time.

Mobile robot navigation system based on solid-state laser radar and point cloud map

The invention discloses a mobile robot navigation system based on a solid-state laser radar and a point cloud map, and the system comprises a point cloud map preprocessing module which is used for generating an occupied grid map for path planning; the laser radar inertial odometer module is used for removing motion distortion of the radar point cloud and providing a relatively accurate odometer; the map matching and positioning module is used for matching the accumulated distorted point cloud with a point cloud map and updating the pose of the robot in a map system; and the path planning module is used for integrating the map and the positioning information and planning a path to the target point. According to the method, the contradictions that a two-dimensional grid map cannot completely describe a complex environment and a three-dimensional point cloud map is inconvenient for path planning of a mobile robot are solved, and a solid-state laser radar and IMU tightly coupled odometer and ...

Endoscope image debugging system and method

The invention belongs to the technical field of endoscope imaging, and discloses an endoscope image debugging system and method. The method comprises the following steps: acquiring a picture acquired by an endoscope lens in real time through an endoscope camera host, displaying the picture through a display screen, monitoring an image on the display screen of the endoscope camera host in real time through a serial port, generating a debugging parameter according to the change of the image, and adjusting the debugging parameter according to the debugging parameter. And the debugging module is also used for sending the debugging parameters to the endoscope camera host, so that the camera host performs image rendering according to the debugging parameters and displays the rendered image on the display screen, thereby realizing that the corresponding debugging parameters are generated according to the image shot by the endoscope camera host in a remote wired transmission mode. According to ...

Water gushing simulation device for tunnel crossing fault fracture zone and test method of water gushing simulation device

The invention discloses a water burst simulation device for a tunnel crossing fault fracture zone and a test method thereof.The water burst simulation device comprises a reservoir, a geologic body simulation box, a plastic sheet and a geologic filling material, the geologic filling material is arranged in the geologic body simulation box, the filling material is fixedly arranged in the geologic body simulation box, and the reservoir is arranged on the outer side of the geologic body simulation box; the plastic thin plate is attached to the upper end face of the geologic body simulation box, drill holes communicating with the interior of the geologic body simulation box and the exterior of the geologic body simulation box are formed in the plastic thin plate, a tunnel is arranged in the geologic filling material, and the tunnel penetrates from one end of the geologic filling material to the other end of the geologic filling material. The tunnel lining of the model is arranged in the tunnel ...

Traditional Chinese medicine identification method based on time-treasure method and application

The invention discloses a traditional Chinese medicine identification method based on a time-treasure method and application, a standard specific target sequence is obtained by using nucleus, chloroplast and mitochondrial genomes of traditional Chinese medicine-based original species, so that species identification of a to-be-detected sample can be realized based on the standard specific target sequence. A standard specific target sequence for judging the identity of any to-be-detected traditional Chinese medicine sample and the specified traditional Chinese medicine-based original species can be obtained through screening by the time-processing method, and the error risks such as off-target are eliminated, so that the identity of any to-be-detected traditional Chinese medicine sample and the specified traditional Chinese medicine-based original species can be accurately judged by the time-processing method.

Amide beta crystal form nucleating agent as well as preparation method and application thereof

The invention discloses an amide beta crystal form nucleating agent as well as a preparation method and application thereof. The amide beta crystal form nucleating agent is prepared by carrying out amidation reaction on tetrahydrophthalic anhydride/phthalic anhydride and aliphatic diamine, or is prepared by carrying out amidation reaction on tetrahydrophthalic anhydride/phthalic anhydride and aliphatic diamine and then carrying out salt forming reaction with metal salt. The amide beta crystal form nucleating agent has the advantages of low dosage, low production cost, high nucleating efficiency, good thermal stability and the like, can be synthesized at room temperature, and is mild in synthesis condition, low in raw material cost and suitable for large-scale industrial application.

Flow net measurement method based on narrow slit groove technology and narrow slit flow simulation device

The invention discloses a flow net measuring method based on a narrow slit groove technology and a narrow slit flow simulation device, and the narrow slit flow simulation device comprises an aquifer gap simulation body and an underground water flow simulation body. The aquifer gap simulation body comprises two baffles arranged in parallel, a narrow slit is formed between the two baffles, a water blocking strip is arranged at the bottom of the narrow slit, a seepage demonstration area which is wide in top and narrow in bottom and gradually converges from top to bottom is formed above the water blocking strip in the narrow slit, and a plurality of pressure measuring pipes used for measuring the water head pressure of the seepage demonstration area are arranged on the baffles; the underground water flow simulation body comprises a tank head water supply tank and a tank tail water discharge tank; the tank head water supply tank is used for supplying water to the seepage demonstration area, ...

Car washing wax split charging device

The utility model relates to the technical field of automobile cleaning, in particular to a car washing wax split charging device which comprises a storage tank, a split charging mechanism, a pushing mechanism, a conveying mechanism, a weighing mechanism, a lifting mechanism and a vacuum recovery mechanism. Wherein the conveying mechanism conveys a full material container to leave the lower portion of the sub-packaging mechanism, the weighing mechanism is arranged below the sub-packaging mechanism, the lifting mechanism drives the sub-packaging mechanism to ascend and descend, and the vacuum recovery mechanism is communicated with the sub-packaging mechanism. The vacuum car washing wax recovery device is provided with the vacuum recovery mechanism, can absorb residual car washing wax at the end of the split charging mechanism, prevents the car washing wax from dripping onto the device, can recover the car washing wax absorbed in vacuum, and saves the enterprise cost. The vacuum recovery ...

Cutter passivation device

The invention relates to the technical field of passivation machining, in particular to a cutter passivation device which comprises a vibrating mechanism and a rotating mechanism connected with the vibrating mechanism, and the rotating mechanism comprises a rotating part and a cutter arranged at the bottom of the rotating part; the vibration mechanism comprises a base plate, an elastic piece, a pressing plate and a rotary abutting piece which are sequentially arranged from bottom to top, the base plate and the pressing plate are provided with limiting holes used for limiting the rotating mechanism, and the rotary abutting piece comprises a rotating shaft and a rotating wheel arranged on the rotating shaft. And the rotating wheel drives the pressing plate to float up and down through the pressure change of pressing the pressing plate in the rotating process, so that the rotating mechanism floats up and down. The rotating shaft penetrates through a preset position of the rotating wheel, the ...

Monitoring system and method for equipment production based on T-MES

The invention discloses a monitoring system for equipment production based on a T-MES. The monitoring system comprises a T-MES suite; the T-MES suite comprises a work client, an office client and a mobile phone APP; the working client is wirelessly connected with a production process real-time monitor; the office client comprises a production efficiency analysis module; the production process real-time monitoring module comprises a monitoring unit, and the monitoring unit comprises a workshop monitoring unit which is used for monitoring a workshop in real time; the quality monitoring unit is used for monitoring the processed product; the quality monitoring unit is in communication connection with the production efficiency analysis module; compared with the prior art, the technical scheme provided by the invention has the advantages that enterprise personnel can conveniently carry out equipment management, the production management efficiency of enterprises can be improved when the technical ...

Electric bicycle charging pile

The utility model discloses an electric bicycle charging pile which is used for charging an electric bicycle and comprises a front cover, a rear cover, a circuit board, a first socket and a second socket, the front cover and the rear cover are fixedly connected, and a sealing ring is arranged between the front cover and the rear cover. The circuit board is arranged in a containing cavity formed by the front cover and the rear cover in a surrounding mode. According to the electric bicycle charging pile disclosed by the utility model, the socket is replaceable, so that when the socket is damaged and needs to be replaced, the performance of the electric bicycle charging pile can be met only by replacing local easily-damaged parts, parts such as a waterproof cover do not need to be additionally arranged, and rainwater cannot be accumulated at the top and freely slide off through the arc design, so that the electric bicycle charging pile is effectively waterproof; the charging pile is protected ...

Coal mine crusher

The invention discloses a coal mine crusher, which belongs to the technical field of crushers, and comprises: a housing assembly comprising a mounting box; the crushing assembly comprises a roller part which is rotationally mounted in the mounting box and is used for crushing the coal mine; the ash removal assembly comprises a swing part and a brush part, the swing part is rotationally mounted in the mounting box and is in transmission connection with the double-roller part, the brush part is suitable for abutting against the double-roller part and is in transmission connection with the swing part, and the brush part is used for removing coal ash on the surface of the double-roller part. And the swinging piece drives the brush piece to periodically shake so as to remove coal ash adsorbed on the brush piece. The oscillating part is driven by the roller part to oscillate periodically, so that the brush part is driven by the oscillating part to shake periodically, and in the shaking process ...

Joint fissure classification method and system based on outer normal vector pole coordinate system

The invention discloses a joint fissure classification method and system based on an outer normal vector pole coordinate system, and the method comprises the steps: constructing the outer normal vector pole coordinate system of a joint plane, and calculating the projection coordinates of the outer normal vector pole of the joint plane on a horizontal plane according to the collected joint data under the coordinate system; marking all projection coordinates obtained by calculation to corresponding positions in a horizontal plane grid chart, dividing a plurality of joint group areas according to the density degree of projection points in the grid chart, and calculating to obtain a value range of an inclination angle and an inclination angle of each joint group area; and according to the inclination angle and the value range of the inclination angle of each joint group area, screening from the corresponding joint group area to obtain a corresponding joint group, and calculating to obtain the ...

Sanding device for waterproof roll

The invention provides a sanding device for waterproof coiled materials. The sanding device comprises a pair of vertical plates, a storage hopper, a discharging pipe, a first control valve, a discharging auxiliary module, a filtering module and a sanding module. The sanding module comprises a sanding groove, a sanding net, a first telescopic push rod, a limiting plate, a mounting plate, a second telescopic push rod arranged on the inner side wall of the mounting plate and a stirring rake arranged at the end of an output shaft of the second telescopic push rod and used for stirring and pushing fine sand in the sanding groove. According to the sanding device for the waterproof coiled material, the filtering structure can be comprehensively knocked to prevent the filtering structure from being blocked, and large-particle sand grains left in the filtering structure can be conveniently cleaned, so that the filtering structure can quickly and efficiently filter the sand grains, and the sand grains ...

Mixing device for waterproof roll raw materials and mixing process thereof

The invention provides a mixing device for waterproof roll raw materials and a mixing process of the mixing device. Comprising a mixing barrel, supporting legs, a discharging pipe, a control valve, a feeding hopper, a barrel cover, a first linear sliding table, a second linear sliding table, a telescopic push rod vertically arranged at the bottom of a sliding base of the second linear sliding table, a stirring motor arranged at the bottom of a sliding base of the first linear sliding table, and a stirring shaft arranged at the lower end of an output shaft of the stirring motor. The stirring blades are arranged on the stirring shaft; and the U-shaped scraping plates are detachably arranged at the side ends of the stirring blades. According to the mixing device for the waterproof roll raw materials and the mixing process of the mixing device, the raw materials can be quickly and uniformly stirred and mixed, and the raw materials adhered to the inner wall of the mixing device can be cleaned ...

On-site positioning marking rod for coal mine safety production

The invention provides an on-site positioning marking rod for coal mine safety production, and relates to the field of coal mine production. The on-site positioning marking rod for coal mine safety production comprises a rod body, and a wedge-shaped fixing block is fixedly connected to the outer wall of the rod body. According to the on-site positioning marking rod for coal mine safety production, one side face of the rotating supporting rod is rotated to abut against the wedge-shaped fixing block by rotating the rotating shaft, the wedge-shaped ejecting piece at one end of the ejecting plate moves to abut against the other side face of the rotating supporting rod at the same time by rotating the rotating shaft, and therefore supporting force can be provided for the rod body through the rotating supporting rod; therefore, the rod body is more stable after being inserted into the marked position; the rotating rod is driven by the fan blades to rotate to enable the sliding piece to move in ...

Static pressure detachable drilling machine suitable for complex terrain sites

The invention relates to a static pressure detachable drilling machine suitable for complex terrain sites, which comprises a static pressure drill rod, a pressure-bearing unit, a driving unit and a limiting unit, the driving unit comprises at least one power assembly and a force transmission assembly, and the power assembly is detachably arranged between the force transmission assembly and a pressure-bearing piece of the pressure-bearing unit, or the power assembly is detachably arranged between the force transmission assembly and the pressure-bearing piece of the pressure-bearing unit. The power assembly is detachably arranged between the force transmission assembly and the stratum, and the relative positions of the force transmission assembly and the static pressure drill rod are limited through the limiting unit. The power assembly drives the force transmission assembly to apply static pressure to the static pressure drill rod based on the counter-acting force of the pressure bearing ...

Injection mold for processing stuffed toys

The injection mold comprises an operation table, a cabinet body is fixedly connected to the lower surface of the operation table, a plurality of auxiliary rollers are movably connected to the upper end of the front face of an inner cavity of the operation table, a movable plate is movably connected to the top ends of the auxiliary rollers, and a fixed frame is fixedly connected to the right side of the movable plate; the right side of the top of the inner cavity of the operation table is fixedly connected with a first servo motor, and the output end of the first servo motor penetrates through the right side of the upper surface of the operation table and is fixedly connected with a rotating plate. Through the arrangement of the movable plate, the upper mold, the fixed frame, the injection molding hopper, the screw rod, the sliding block, the lower mold, a fixed block, a rotating plate, a first servo motor, a second servo motor, a first gear, a motor box and a second gear, the purposes that ...

Continuous Grignard reagent synthesis method and device

The invention provides a continuous Grignard reagent synthesis method and device, and the method comprises the following steps: 1, preparing materials, and filling a magnesium chip preparation bin at the top of a reactor with a magnesium chip raw material at one time; 2, starting an ultrasonic generator; step 3, inputting the raw material liquid into the reactor according to the required flow; 4, starting an automatic magnesium chip feeding process, and carrying out continuous reaction; 5, the synthesized Grignard reagent is discharged outwards and collected, according to the continuous Grignard reagent synthesis method, the whole system needs to be replaced with nitrogen before reaction, it is guaranteed that the system is always under nitrogen protection in the reaction process, and therefore it is guaranteed that the whole reaction process is mild and controllable, risks existing in the Grignard reagent preparation process are reduced, and the yield of the Grignard reagent is increased ...

Power transmission line forest fire risk grade assessment method

The invention discloses a power transmission line forest fire risk grade assessment method, which comprises the following steps of selecting a terrain index, a vegetation index, a meteorological index, a line index and a human index as power transmission line forest fire disaster risk indexes based on historical data; establishing a power transmission line forest fire disaster risk assessment index system according to the selected power transmission line forest fire disaster risk index; according to the power transmission line mountain fire disaster risk assessment index system, calculating the weight of each power transmission line mountain fire disaster risk index through a fuzzy analytic hierarchy process; according to the weight of each power transmission line forest fire disaster risk index, dividing the risk level of each power transmission line forest fire disaster risk index, and according to the risk level of each power transmission line forest fire disaster risk index and the ...

Real-time monitoring and feedback system for operating state of hydraulic oil tank

The invention discloses a hydraulic oil tank operation state real-time monitoring feedback system which comprises a monitoring system, a protection module, a hydraulic oil tank connected with the protection module, a camera shooting acquisition module arranged in the protection module, and a liquid level acquisition module, a temperature acquisition module and a pressure acquisition module which are arranged in the hydraulic oil tank. The beneficial effects of the invention are that the camera acquisition module monitors the operation image of the protection module, and a worker observes the image to judge whether the protection module fails or not and replace the protection module in time; the temperature, the liquid level and the pressure of the hydraulic oil tank are measured in real time and processed through the remote control module, when various variables reach preset warning values, an alarm can be given in time, and workers are assisted in guaranteeing normal operation of the hydraulic ...

Full-effect car washing water containing device

The utility model belongs to the technical field of automobile cleaning, and particularly relates to a full-effect automobile cleaning water containing device which comprises a water containing assembly, a water pump control system and a spray head system. The full-effect car washing water containing device can provide certain water pressure, a car body does not need to be scrubbed forcefully, time and labor are saved, and a water pump control system can effectively avoid damage caused by the fact that the water level is too low and a water pump is dry-heated.

Film covering equipment and film covering method for waterproof coiled material

The invention provides film covering equipment for a waterproof roll. Comprising a base, the first press-fit module is arranged at the left end of the top of the base and used for conducting primary press-fit treatment on the waterproof coiled material subjected to film covering, and the press-fit thickness and the press-fit width can be adjusted; the first press-fit module is arranged at the right end of the top of the base and used for conducting secondary press-fit treatment on the waterproof coiled material subjected to film covering, and the press-fit thickness and the press-fit width can be adjusted; and the second pressing module is adjusted. According to the film covering equipment and the film covering method for the waterproof coiled materials, the waterproof coiled materials with different thicknesses after film covering can be subjected to pressing treatment, and a user can flexibly and conveniently replace the film covering roller and the heating roller; therefore, under the ...

Redundant power supply circuit and power supply device

A redundant power supply circuit and a power supply device belong to the technical field of power supplies, are connected with a load, and comprise a working energy storage module and a low-voltage energy storage module which are connected with each other, the working energy storage module charges the low-voltage energy storage module; the working energy storage module comprises a plurality of battery modules, and at least one battery module in the plurality of battery modules also serves as a redundant energy storage module; the redundant energy storage module and the low-voltage energy storage module are both in on-off connection with the load; the redundant energy storage module or the low-voltage energy storage module supplies power to the load; therefore, under the condition that the low-voltage energy storage module breaks down, the redundant energy storage module can be used for supplying power without interrupting normal operation of equipment, occupied arrangement space is reduced ...

Oil sludge cleaning agent production reaction kettle

The utility model provides an oil sludge cleaning agent production reaction kettle which comprises a kettle body, a feeding hole, a stirring assembly, a liquid level pipe and a discharging hole, and compared with the prior art, the two feeding holes formed in the reaction kettle extend into an inner cavity of the reaction kettle, so that a reaction material can quickly reach the middle part of the stirring assembly along a feeding hole channel; the reaction materials are mixed and reacted by a plurality of stirring paddles, so that the reaction materials can be well and uniformly mixed; and meanwhile, the four scraping plates are arranged for scraping and washing the side wall and the bottom of the reaction kettle, so that the reaction is more thorough, the reaction speed is increased, and the problems that the existing reaction kettle cannot effectively mix oil sludge cleaning agent reaction materials, the materials are easy to deposit in the inner wall of the reaction kettle, and the ...

Pipeline cleaning station and heat energy recovery station linkage automatic control system

The invention discloses a pipeline cleaning station and heat energy recovery station linkage automatic control system. The system comprises a cleaning machine; the heat energy recovery module comprises a hot water access controller, a first water pump and a hot water tank, the hot water tank is used for storing hot water, an upper water level sensor and a first temperature sensor are arranged in the hot water tank, the hot water tank is connected with the first water pump through a first water supply pipeline, and the first water pump is connected with the cleaning machine through a second water supply pipeline; the hot water access controller is used for controlling the first water pump to start, and the hot water access controller is connected with a cleaning machine controller of the cleaning machine; the water supply control module comprises a water supply controller and a first heater, the water supply controller is connected with the hot water access controller, and the first heater ...

Automatic paper tube falling mechanism

The automatic paper tube falling mechanism comprises a silo and a tube falling channel communicated with the bottom of the silo, the bottom of the tube falling channel is in an opening shape, and the cross section of an inner cavity of the tube falling channel is in a long strip shape; a first passing opening and a second passing opening higher than the first passing opening are horizontally formed in the side part of the doffing channel; the discharging plate can movably penetrate through the first passing opening, and the supporting plate can movably penetrate through the second passing opening. The first driving mechanism is used for driving the discharging plate to move horizontally, and the second driving mechanism is used for driving the supporting plate to move horizontally. According to the automatic paper tube falling mechanism, the paper tubes can be stably discharged.

Opencast coal mine safety guardrail

The invention relates to the technical field of open-pit coal mine safety, in particular to an open-pit coal mine safety guardrail which comprises a guardrail component which comprises telescopic sleeves and a plurality of locking pieces used for locking every two adjacent telescopic sleeves. And the hanging component is mounted above the guardrail component and comprises a frame body hung on the locking piece and a frame body moving along the frame body. The frame is hung on the locking piece at the highest position through the hook, so that the hanging part can be automatically adjusted along with the height adjustment of the telescopic sleeve, workers in the distance can conveniently see the safety propaganda slogan, and the purposes of propaganda at any time and widening of the safety propaganda range are achieved; and meanwhile, a worker can conveniently position and find the frame body, then the frame body is pulled up and down from the frame body, and under the matching action of ...

Auxiliary erecting mechanism for overturning barrel

The invention relates to the technical field of waterproof coating filling, and discloses an auxiliary erecting mechanism for barrel turning, a conveying unit comprises a supporting bracket, an upper pulley body, a lower pulley body and a conveying strip, and the upper pulley body is externally connected with a power motor; the bottom of the conveying strip located on the upper side is movably attached to the top of the bearing supporting plate. The upstream lifting wheel is rotationally connected to the inner side of the bearing supporting plate, the top of the upstream lifting wheel is lower than the top of the bearing supporting plate, and the downstream lifting wheel is rotationally connected to the supporting bracket; the lifting plate is connected to the inner wall of the bearing support plate; the two ends of the lifting belt are movably wound around the upstream lifting wheel and the downstream lifting wheel correspondingly, the lifting belt located on the upper side is movably ...

Continuous palladium-carbon hydrogenation reaction method and equipment

The invention provides a continuous palladium-carbon hydrogenation reaction method which comprises the following steps: step 1, mixing a carbon catalyst with a solvent, and injecting the mixture into a reactor; 2, connecting and starting a circulating pump, and enabling the catalyst part in the circulating pump to circularly flow; 3, injecting p-nitrotoluene and hydrogen, and carrying out heat exchange treatment on the whole reactor through a heat exchanger to keep the temperature stable in the reaction process; and 4, discharging the reaction liquid, and carrying out filtration treatment.The continuous palladium-carbon hydrogenation reaction method and equipment optimize the catalytic effect of the catalyst, improve the filtration efficiency, and ensure that the catalyst can freely flow in the whole reaction area without going out of the reactor while ensuring that the raw material liquid and hydrogen enter the reactor, so that the continuous palladium-carbon hydrogenation reaction is ...

Automatic assembling device for new energy battery

The invention relates to an automatic assembly device for new energy batteries, and relates to the technical field of battery production assembly, the automatic assembly device comprises a roller conveyor and a plurality of to-be-assembled box batteries placed on the roller conveyor, and the roller conveyor is provided with an automatic assembly device for automatically assembling all parts of the box batteries; the automatic assembling device comprises guide limiting strips which are symmetrically and fixedly installed on the roller conveyor through a plurality of limiting supporting rods, a device shell is further fixedly installed on the roller conveyor, a controller is arranged on the outer side wall of the device shell, and a driving air cylinder controlled by the controller is fixedly installed on the inner top wall of the device shell. The telescopic end of the driving air cylinder faces the lower roller conveyor and is fixedly provided with a rectangular bearing plate. The device ...

Cooling system for female roller and male roller

The invention relates to the technical field of waterproof and drainage board production, and discloses a female and male roller cooling system which comprises a supporting frame used for supporting a female roller body and a male roller body, a cavity-shaped blast shell is horizontally arranged on the supporting frame, and an air outlet right opposite to the position between the female roller body and the male roller body is horizontally formed in the side portion of the blast shell; the air blower comprises an air inlet and an air outlet, the air outlet is communicated with an air exhaust pipe, and the air exhaust pipe is communicated with the air blowing shell. The use cost can be reduced.

Barrel body seam welding barrel supporting device

The invention belongs to the technical field of barrel body welding, and particularly relates to a barrel body seam welding barrel supporting device. The barrel body seam welding barrel supporting device comprises a base, a bracket, a guide rail assembly, at least two opposite movable seats and a first adjusting assembly. The bracket is mounted on the base. The guide rail assembly is mounted on the bracket. The at least two opposite movable seats are movably installed on the guide rail assembly respectively, each movable seat comprises a supporting body, and the two opposite supporting bodies are arranged at an included angle and used for jointly supporting a barrel body. The first adjusting assembly is configured to adjust the distance between the two opposite supporting bodies. A seat body is arranged on the bracket, a mounting through hole is formed in the seat body, the first adjusting assembly is an adjusting screw rod, the adjusting screw rod is mounted in the mounting through hole ...

Sand receiving device for high polymer base material

The invention provides a high polymer base material sand receiving device which comprises a support, a sand receiving plate and a conveying belt, the sand receiving plate is arranged on the support and inclines downwards, the conveying belt is located below the sand receiving plate, and the projection of the lowest position of the sand receiving plate in the vertical direction is located in the projection of the conveying belt in the vertical direction. According to the sand receiving device for the high polymer base material, in the traction process, a coiled material passes through the space between the traction roller and the sand receiving plate, then the coiled material is almost in a vertical angle, at the moment, when falling down, sand on the coiled material can be attached to the coiled material to fall down and fall onto the sand receiving plate, and then the sand falls onto the conveying belt under the action of gravity; and the conveying belt conveys the fallen sand materials ...

Device for testing tightness of riveting part of spiral ring of barrel cover of steel barrel

The invention relates to a device for testing the sealing performance of a riveting part of a spiral ring of a steel drum cover. The device comprises a mounting support, the mounting support is provided with a detection table used for placing a to-be-detected workpiece, the to-be-detected workpiece is riveted with a sealing plate, the upper surface of the detection table is provided with a supporting surface and a lower groove formed in the supporting surface, the lower groove is provided with a water passing port penetrating through the lower surface of the detection table, and the water passing port is communicated with an external water source; when a to-be-detected workpiece is placed on the detection table, the lower end face of the sealing plate and the lower groove form a water inlet cavity. The upper pressure plate assembly comprises an upper pressure plate and a driving assembly for driving the upper pressure plate to move relative to the detection table, and the upper pressure ...

Freezing type drying machine for processing electronic toys

The invention discloses a refrigerated dryer for electronic toy processing, which comprises a dryer body, the top of the inner cavity of the dryer body is fixedly connected with a box body, the bottoms of the two sides of the inner cavity of the box body are fixedly connected with supporting plates, and one side of the top of each supporting plate is fixedly provided with an air cooler. And the bottom of the air cooler is fixedly connected with an air outlet pipe. By additionally arranging the supporting structure, equipment can be conveniently supported, displacement of the equipment due to the influence of shaking pressure in the working process is prevented, the working stability of the equipment is improved, meanwhile, the trouble of workers is also solved, by additionally arranging the filtering structure, gas can be conveniently filtered, and the air quality is guaranteed; meanwhile, the practicability of the equipment is improved, the requirements of workers are met, cooling treatment ...

Novel back camel system and method for dismantling offshore wind power pile foundation

According to the novel back camel system and method for dismantling the offshore wind power pile foundation, a middle steel wire rope, steel wire ropes on the two sides, a front airbag and an inflation and deflation pipe of a back airbag are synchronously and slowly released, a turning plate rotates together with a rolling shaft under the action of gravity, the middle steel wire rope is slowly released to the water, and the middle steel wire rope is released into the water; the underwater robot fixes a hoisting structure to a pile foundation hoisting point, the winch tensions the middle steel wire rope, the underwater robot cuts the wind power pile foundation, the inflation and deflation pipe works in an air blowing mode, the front face air bag is inflated, the middle steel wire rope is slowly recycled, and the back face air bag is pressurized and inflated till the pressure reaches the maximum value; the wind power pile foundation is pulled upwards until the upper end of the wind power ...

Crystal form of allisartan medoxomil sodium salt and pharmaceutical composition containing crystal form of allisartan medoxomil sodium salt

The invention relates to a series of new crystal forms of allisartan medoxomil sodium salt and a preparation method thereof.