玩具水球（DB）

玩具水球（炸弹人）

外卖餐盒盒盖

耳机保护套（sams+JBL+senn）

解压玩具套件（鞋包系列）

外卖餐盒底盒

绘画工具套件

Power customer portrait generation management method and system

The invention discloses a power customer portrait generation management method and system, and the method comprises the steps: collecting the original data of a new power customer, carrying out the processing and analysis of the original data, calculating an initial user tag of each user through a big data algorithm, analyzing the user habit of the initial user tag, and carrying out the calculation of the initial user tag. Therefore, a corresponding user portrait model is determined, user tags close to the user portrait model are integrated and classified into corresponding user tag database groups, differentiated service strategies are carried out for different user tag database groups, and the user tags of corresponding users are updated regularly. And clearing the users which do not accord with the user tag database groups and adjusting the users to enter the corresponding user tag database groups. The system is reasonable in structure, can perform high-quality services with higher specifications ...

玩具水球（小火箭）

耳机保护套（sony）

Vacuum glass production process

The invention belongs to the technical field of glass production, and discloses a vacuum glass production process which comprises the following steps: S1, producing a frame; s2, producing glass; s3, accessories are produced; s4, installing glass; and S5, activating the air suction piece to obtain a finished product. The supporting columns are additionally installed, so that overall stress of glass is uniform in the vacuumizing process, and the problem that the glass is broken due to too high local pressure intensity is not prone to occurring; according to the invention, through the installation of the storage groove, the installation of the air suction piece is facilitated, the installation adaptability is high, the selection range of the air suction piece is enlarged, and the cost selectivity is more; the production process is simple and clear, the technical requirement for glass installation is low, the actual use effect is good, the production cost is low, and the economical efficiency ...

ELECTRIC OPERATION MECHANISM FOR SWITCHGEAR

An electric operation mechanism used in gas insulated metal-enclosed switchgear (GIS) adopts a gear/cam combined transmission device with a maximum output turn angle of three turns. In the gear/cam combined transmission device, a main shaft (18) is coaxially fixed with a driving fan-shaped gear (11) and a transmission gear (14). A transmission fan-shaped gear (10) is fixed with a driven cam (9) and sleeved on the main shaft (18) with a clearance for synchronously rotating around the main shaft (18). An output shaft (20) is coaxially fixed with a driven gear (22) which is meshed with the transmission fan-shaped gear (10). A driving cam (8) is fixed with a transmission gear (7) and sleeved on the output shaft (20) with a clearance for synchronously rotating around the output shaft (20). The electric operation mechanism also adopts a pair of cams (15, 16) to drive an auxiliary switch (17) to be switched. The auxiliary switch (17) abuts on a driving shaft such that the size of the mechanism ...

Fight portion of rocket fire extinguishing bomb

... 本实用新型涉及一种火箭灭火弹的战斗部，提高了灭火弹战斗部的灭火效果，提高干粉的抛撒面积。该灭火弹的战斗部包括压环(1)、头螺(2)、头螺干粉(3)、支撑板(4)、中心管(6)、中心爆管(7)、灭火干粉(8)、弹底(11)和弹体；弹体由前弹体(5)、中弹体(9)和后弹体(10)依次固定连接，前弹体(5)、中弹体(9)和后弹体(10)均带有多个预制通槽，头螺(2)一端与前弹体(4)口部固定连接，中心爆管(7)装入中心管(6)内，中心管(6)与弹底(11)固定连接，在中心管(6)外周与弹体内壁之间充满灭火干粉(8)，中心管(6)外周与头螺内周之间充满头螺干粉(3)，压环(1)与中心爆管(7)固定连接。 ...

Prefabricated assembled combination column base

... 本实用新型涉及一种预制装配式组合柱脚，所述组合柱脚包括承台基础和预制的柱子，所述承台基础底面为矩形，承台基础底面设置有承重桩，承重桩的高度从中心向四周递减，所述承台基础设置有杯口，杯口内设置有供柱子插入的方括号形固定装置，插入后的柱子底面与杯口底面留有20-30厘米的空隙，柱子的底端设置有倒梯形过浆孔，承台基础的杯口侧壁上设置有基础固定孔，柱子上开设有与基础固定孔相适配的柱子固定孔，螺杆穿过基础固定孔和柱子固定孔后两端用螺母固定，本实用新型的组合柱脚定位准确；连接牢固；柱脚的整体性好，承载力高。 ...

Digital electronic lightning pipeline clamp clamp and coding and detecting equipment

The invention relates to a digital electronic lightning pipeline clamp fixture and coding and detecting equipment. A digital electronic lightning pipeline clamp comprises a clamp body, the clamp body is provided with a first clamping plate and a second clamping plate which are arranged in a spaced mode, and the first clamping plate and the second clamping plate are respectively provided with a first end and a second end which are opposite in the length direction; the first clamping plate is connected with the first end of the second clamping plate, and a first strip-shaped hole is formed in the first clamping plate; the first clamping plate and the second clamping plate are spaced to form an accommodating space for accommodating the lightning pipeline clamp; wherein the plurality of lightning pipeline clamps are sequentially inserted into the accommodating space from the second end side of the first clamping plate and the second end side of the second clamping plate, under the condition ...

SELF-DRIVEN WATER COLLECTING SURFACE WITH SUPERHYDROPHOBIC-SUPERHYDROPHILIC STRUCTURE AND PREPARATION METHOD THEREFOR

A self-driven water collecting surface with a superhydrophobic-superhydrophilic structure. A superhydrophilic region is distributed on the superhydrophobic surface, and the superhydrophilic region is of a leaf vein channel network structure formed by multistage superhydrophilic channels. The surface preparation method comprises: preparing a periodic distribution peak-pit micron plus nano structure by using pulse laser to perform low surface energy material modification; and removing a low surface energy modification layer by using the pulse laser according to a leaf vein-like channel network structure, the laser removing region being a superhydrophilic region, and the untreated region being a superhydrophobic region, thereby obtaining the self-driven high-concentration water collecting surface with a superhydrophobic-superhydrophilic structure. The surface has high water collecting efficiency, high concentration and simple preparation process, is efficient and controllable in processing ...

Multifunctional computer support

The invention discloses a multifunctional computer support which comprises a bottom frame, a hinged support and a supporting frame. The bottom frame is used for supporting the support assembly, the hinged support is installed on the bottom frame, the supporting frame is installed on the hinged support, and the supporting frame and the base are provided with a support folding assembly and a height adjusting assembly. The invention relates to the technical field of computer auxiliary accessories, and has the following beneficial effects: by utilizing the storable auxiliary frame assembly in the scheme, a mobile phone bracket can be stored in a computer bracket, a folding mechanism of the computer bracket and the size of the stored computer bracket cannot be influenced, and the assembly can be conveniently and quickly used during use, so that the use is convenient. Therefore, the computer support has the dual-purpose effect, and daily office work is more convenient. The height of the auxiliary ...

Magnesium alloy welding structure and technical system for high-reliability engineering complex structure

The invention discloses a magnesium alloy welding structure and technical system for a high-reliability engineering complex structure, comprising beam material bodies, the side surfaces of the beam material bodies are fixedly connected with welding flashes, the connected beam material bodies are connected to form a frame, and one end of the frame is provided with an end joint; the inner wall of the frame is connected with a to-be-shaped magnesium alloy welding part, the interior of the to-be-shaped magnesium alloy welding part is in threaded connection with a pressing rod bolt, the surface of the to-be-shaped magnesium alloy welding part is fixedly connected with a pressing strip, the pressing strip is connected to the exterior of the pressing rod bolt in a sleeving mode, and one end of the pressing rod bolt is connected with a thrust nut. Through cooperation of the structures, the high-performance and light-weight complex welding structure connecting mode of magnesium alloy in the welding ...

Prestressed expanded pipe supporting structure for rock-soil body and construction process

The invention discloses a prestressed expanded body pipe supporting structure for rock-soil bodies and a construction process, and belongs to the technical field of geotechnical engineering supporting, the prestressed expanded body pipe supporting structure comprises an expanded body pipe, a hollow conical expanded body is arranged at the bottom of the expanded body pipe, and a reverse pressure cover plate is arranged at the top of the expanded body pipe; a hollow anchor cable body is arranged in the middle of the expansion body pipe in the axial direction in a full-length mode, and the hollow anchor cable body penetrates through the reverse pressure cover plate and the hollow conical expansion body. The side portion, close to the hollow conical expansion body, of the expansion body pipe is provided with an open seam, and the open seam is arranged in the axial direction of the expansion body pipe. By means of the expansion body pipe, the hollow conical expansion body, the hollow anchor ...

Table-based telemetry source packet subscription and distribution method

The invention relates to a telemetry source packet subscription and distribution method based on a table, which is used for solving the problem that satellite-borne software is low in control flexibility of subscription and distribution of various types of telemetry data, and specifically designs a subscription information table which can be matched with various types of telemetry source packets, completes subscription information modification of the telemetry source packets through calling of an interface, and improves the telemetry data subscription and distribution efficiency. And completing the distribution of the telemetering source packet through the matching of the table items and the adjustment of the source packet header information. According to the method, the subscription information table can be simply modified through the instruction on the premise that software on-orbit maintenance is not carried out, so that subscription processing of different telemetry source packets is ...

Vehicle NVH (Noise Vibration and Harshness) performance degradation test method

The invention discloses a whole vehicle NVH performance degradation test method, which comprises the following steps: S1, selecting a new vehicle for a vehicle of which the NVH performance needs to be tested to carry out NVH performance state test, and recording a test result N; s2, carrying out an equivalent endurance test on the whole vehicle, carrying out an NVH performance test on the tested vehicle, and recording a test result D; s3, vehicle system samples related to the NVH performance are sequentially replaced for the vehicle subjected to the durability test; respectively giving a vehicle NVH performance test result R after one vehicle system sample piece is replaced; and S4, corresponding decline factors after one vehicle system sample piece is replaced are calculated, and the influence degree of each system sample piece on vehicle NVH performance decline is confirmed based on the decline factors. The method has the advantages that the NVH performance attenuation of the vehicle ...

Cache-based money distribution processing method and device

The invention provides a cache-based money distribution processing method and device, which can be used in the financial field or other fields, and the method comprises the steps: obtaining money distribution details of a transaction set of a target customer, and storing the money distribution details in a cache, the transaction set comprising a plurality of transactions; receiving a unified money distribution processing request of the transaction set, and obtaining pre-stored total money distribution information and money distribution details of each transaction from a cache according to the unified money distribution processing request; and obtaining an actual receipt and payment amount corresponding to the transaction set, updating the pre-stored total money distribution information according to the actual receipt and payment amount and money distribution details of each transaction, and completing unified money distribution processing of the transaction set. According to the invention ...

Motor vehicle lock

The invention relates to a motor vehicle lock comprising a locking mechanism (1), an electric drive (2), a release lever (4) and a clutch lever (5) coupled to the release lever (4) for providing a safety function, and a control part (3) coupled to an output element (22) of the electric drive on the one hand and to the clutch lever (5) on the other hand, rotation of a motor (21) of the electric drive (2) in a first direction actuates unlocking of the locking mechanism (1) and rotation of the motor in a second direction opposite the first direction actuates the control member (3) to couple or decouple the clutch lever (5) with the locking pawl (12) under the action of the control member (3) to enable or inactivate the release lever (4), respectively. The number of parts in the motor vehicle lock can be reduced, the structural complexity and the manufacturing cost of the lock are reduced, the structural reliability is improved, and the service life of the parts and the motor vehicle lock is ...

DISPOSABLE FOOD CONTAINER PRODUCTION PROCESSING WORKING PLATFORM

A disposable food container production processing working platform, a bottom plate (1). Support legs (2) are fixedly connected to the four corners of the bottom of the bottom plate respectively, and a wheel (3) is movably connected to the bottom of each support leg by means of a rotary shaft; first connecting blocks (4) are fixedly connected to two sides of the top of the bottom plate; a support rod (5) is are movably connected to each first connecting block (4) by means of a rotary shaft. According to disposable food container production processing working platform, by providing the bottom plate, the support legs, the wheels, the first connecting blocks, the support rods, electric extension rods (6), second connecting blocks (7), a support plate (8), and vertical rods (9), the height of the working platform can be adjusted; the usage area of working platform the can be increased, thus the disposable food container production processing working platform solves the problems of low production ...

EFFICIENT AND STABLE STAINLESS STEEL-BASED ELECTROLYTIC WATER CATALYTIC ELECTRODE AND PREPARATION METHOD THEREFOR AND APPLICATION THEREOF

An efficient and stable stainless steel-based electrolytic water catalytic electrode and a preparation method therefor, which relate to the technical field of preparation of electrocatalytic materials. The electrode has a three-dimensional micro concave-convex array structure distributed on a stainless steel substrate. Micro-spheres of different sizes are randomly distributed on a concave-convex array surface, and the surfaces of the micro-spheres are covered with fluffy nano-fleece structures formed by irregular stacking of extremely small nanoparticles. In the present method, first a high-power pulse laser is used to pattern and ablate the surface of a stainless steel substrate to form a micro concave-convex array structure, and then a nanosecond pulse laser is used to ablate the surface of the concave-convex array to form a nano-fleece structure, thereby obtaining a self-supporting catalyst electrode which does not require an adhesive. The present electrode exhibits excellent electrocatalytic ...

Rear bumper assembly structure for optimizing automobile exhaust airflow noise

The invention belongs to the technical field of automobile exhaust noise reduction, and relates to a rear bumper assembly structure for optimizing automobile exhaust flow noise. The rear protection exhaust decorative cover (1) is arranged at the position, close to the lower portion, of the rear protection body (2), the rear protection ventilation frame (5) is arranged at the position, close to the lower portion, of the rear side wall (6), and the position from the rear protection exhaust decorative cover (1) to the position of the rear protection ventilation frame (5) is a path leading to an automobile cabin. And the rear protection sound-absorbing cotton (4) is arranged from the position of the inner surface of the rear protection body (2) close to the rear protection exhaust decorative cover (1) to the position of the inner surface of the rear side wall (6) close to the rear protection ventilation frame (5). According to the rear protection assembly structure for optimizing the exhaust ...

Piston structure for hydraulic pile hammer

The piston structure comprises a cylinder body and a piston assembly, the piston assembly is arranged in the cylinder body, the cylinder body is divided into an upper cavity and a lower cavity by the piston assembly, and the piston assembly comprises a hammer core, a limiting ring, a front sleeve, a rear sleeve, a screw plug, a sliding block, a pressure ring, a piston ring, a speed reduction ring and a sealing assembly. The whole piston assembly is compact in structure, no fastener is arranged, and the problems that threads of the fastener loosen and fall off in the violent vibration environment are solved; a reasonable sealing system divides a cylinder body into an upper air cavity and a lower liquid cavity, air and liquid are prevented from mutually flowing, a cavity c and an oil hole leading to the cavity c are formed, the internal pressure of the cavity c can be released by detaching a screw plug, and convenience and safety are guaranteed when a piston assembly is detached; the piston ...

EFFICIENT AND STABLE STAINLESS STEEL-BASED ELECTROLYTIC WATER CATALYTIC ELECTRODE AND PREPARATION METHOD THEREFOR AND APPLICATION THEREOF

An efficient and stable stainless steel-based electrolytic water catalytic electrode and a preparation method therefor, which relate to the technical field of preparation of electrocatalytic materials. The electrode has a three-dimensional micro concave-convex array structure distributed on a stainless steel substrate. Micro-spheres of different sizes are randomly distributed on a concave-convex array surface, and the surfaces of the micro-spheres are covered with fluffy nano-fleece structures formed by irregular stacking of extremely small nanoparticles. In the present method, first a high-power pulse laser is used to pattern and ablate the surface of a stainless steel substrate to form a micro concave-convex array structure, and then a nanosecond pulse laser is used to ablate the surface of the concave-convex array to form a nano-fleece structure, thereby obtaining a self-supporting catalyst electrode which does not require an adhesive. The present electrode exhibits excellent electrocatalytic ...

Annular suspension electromagnetic propulsion system and method

The invention discloses an annular suspension electromagnetic propulsion system and method. The system comprises a centripetal-suspension subsystem and an acceleration subsystem, the centripetal-suspension subsystem comprises a fixed centripetal-suspension magnetic field coil and a rotatable load end annular coil; the centripetal-suspension magnetic field coil is used for generating a centripetal-suspension magnetic field in an annular area with a certain height and width, and the centripetal-suspension magnetic field comprises a centripetal field in the vertical direction, has a certain suspension field at a set position and is used for providing suspension force for the load end annular coil and the load; the load end annular coil is used for connecting a load and driving the load to rotate; the acceleration subsystem comprises a fixed thrust coil and a stress magnet; the stress magnet is connected to the outer side of the load end annular coil; and the thrust coil is arranged at the ...

Production process for producing iron ore concentrate through multi-stage dry grinding and dry separation of iron ore

The invention discloses a production process for producing iron ore concentrate by multi-stage dry grinding and dry separation of iron ore, aiming at the problems of low grade and low dry separation efficiency of the iron ore concentrate obtained by the traditional dry magnetic separation process, the adopted production process comprises the following steps of: after the iron ore is coarsely ground by a dry coarse grinding machine, conveying the produced gas-solid two-phase flow into a dry preselector; under the action of magnetic induction intensity of a magnetic system and fluid flowing, primary separation of magnetic materials and non-magnetic materials in gas-solid two-phase flow is achieved. And after the pre-concentrate is conveyed to a dry type fine grinding machine for fine grinding, the produced pre-concentrate gas-solid two-phase flow enters a dry type rough separation area, and secondary separation of magnetic materials and non-magnetic materials with weak magnetism in the gas-solid ...

Dustproof spraying device suitable for underground anti-impact pressure relief drill

The utility model relates to a dustproof spraying device suitable for an underground anti-impact pressure relief drill. In order to fill the blank in the prior art, the dustproof spraying device suitable for the underground anti-flushing pressure relief drill comprises spray heads, a water segregator and a water segregator water inlet pipe, and is characterized in that the water segregator is an annular water segregator, the spray heads are columnar spray heads, the number of the columnar spray heads is four, and the columnar spray heads are evenly distributed on the inner side of the annular water segregator; the columnar sprayer and the plane where the annular water segregator is located form a 45-degree included angle and point to the circle center direction, a water inlet is formed in the inner side of the annular water segregator, the water segregator water inlet pipe is in an L shape, one end of the water segregator water inlet pipe is welded to the water inlet in the inner side of ...

Vertical hammer testing method for large hydraulic pile hammer

The invention discloses a vertical hammer test method for a large hydraulic pile hammer. A test tool is connected between an oil outlet pipeline and an oil return pipeline of a pile hammer power station; one diesel engine is started; a 20% proportion signal is given to the proportional variable pump; after the pressure is adjusted to the rated working pressure PA, the pressure adjusting valve is locked; recording and calibrating the flow Q; when the control height H is reached, the flow regulating valve is regulated to restore to the calibrated flow Q; continuously adjusting the flow adjusting valve to control the flow of the flow meter to be not greater than Q + Qm, and controlling the hammer core to descend to complete a test cycle; the hammer core stroke can be increased for multiple tests, and the running smoothness of the hammer core is verified. The output flow of the power station is calibrated, the bypass shunting flow is controlled by controlling the flow control valve on the special ...

Method for detecting residual stress of ultrathin electronic glass

The invention provides a residual stress detection method for ultrathin electronic glass, which comprises the following steps of: segmenting a whole plate of material by using a longitudinal cutter, forming a group of sample wafers with the size of 40 * 50mm, and preparing a plurality of groups of sample wafers; according to the thickness of the sample piece, a grade is selected through a Vickers hardness tester to serve as a load, dotting is conducted on the sample piece, pressure maintaining is conducted after dotting is completed, and it is guaranteed that each group of sample pieces have no less than 10 crack points which are split along the four corners according to the morphology rule; measuring the length of a crack which is split along four corners according to the morphology rule on the sample wafer; averaging the crack lengths of the sample wafers in each group of sample wafers; and finding out abnormal points between different groups of sample sheets, specifically adjusting the ...

Pile driver vibration frequency control method based on expert active disturbance rejection controller

The invention discloses a pile driver vibration frequency control method based on an expert active-disturbance-rejection controller, which comprises the following steps of: arranging a transition process for an input signal by using a differential tracker in the active-disturbance-rejection controller and extracting a differential signal of the input signal, and dynamically estimating and compensating total disturbance of a system in real time by using an expansion observer; the output of the differential tracker and the output of the expansion observer are combined and then input into an expert controller and a nonlinear combination link, and the expert controller carries out self-adaptive adjustment on key parameters of the nonlinear combination link according to the input range; finally, the output of the nonlinear combination link and the total disturbance estimation value output by the state observer are combined and then act on a motor, and the motor drives an eccentric block to achieve ...

ATOMIZING HEAD, ATOMIZER AND ELECTRONIC CIGARETTE

Disclosed are an atomizing head and an atomizer thereof, and an electronic cigarette. The atomizing head (2) comprises a contact piece (22), an atomizing core (23) and a core seat (21), wherein an atomizing cavity (216) is formed in the core seat (21), the atomizing core (23) is connected to the core seat (21), the atomizing core (23) is a porous ceramic body, the atomizing core (23) is provided with a conductive piece (231), and the contact piece (22) is in contact with the conductive piece (231) so as to realize electrical connection between the contact piece (22) and the atomizing core (23). The atomizing head (2), the atomizer (100) and the electronic cigarette (200) are easily assembled, thereby improving the assembly efficiency and reducing the production cost.

Lubricating grease device of maring

... 本实用新型涉及一种润滑油脂加注装置。现有综采设备人工加注润滑油脂费时费力。为此，本润滑油脂加注装置包括润滑油脂贮油筒，润滑油脂贮油筒下部设有出油口，还包括齿轮泵和风动马达，其中齿轮泵的入口与润滑油脂贮油筒下部的出油口相通，齿轮泵的出油口上连有注油管，所述注油管与润滑油脂贮油筒之间还设有回流管，该回流管上设有回流调节阀，注油管上设有手动开关。使用时，打开回流调节阀和风动马达，齿轮泵不停地从润滑油脂贮油筒吸油，逐渐关小回流调节阀，使注油管内压力逐渐升高，并稳定在6kg/cm以上，就可以将注油管插入设备注油孔，打开手动开关，进行注油。本润滑油脂加注装置简单、方便，广泛适合各大煤矿使用。 ...

Method for embedding lactobacillus plantarum

The invention belongs to the technical field of embedding of probiotics, and provides an embedding method of lactobacillus plantarum. The embedding method provided by the invention comprises the following steps: preparing a lactobacillus plantarum cell sap, preparing hydrogel, and mixing the lactobacillus plantarum cell sap with the hydrogel to obtain a lactobacillus plantarum suspension; mixing the lactobacillus plantarum suspension with a calcium chloride solution, air-drying and curing to obtain lactobacillus plantarum hydrogel beads; the preparation method comprises the following steps: mixing chitosan with water and glacial acetic acid, adding water to a constant volume, and adjusting the pH value to 3.5-6 to obtain a chitosan mixed solution; and mixing the lactobacillus plantarum hydrogel beads with the chitosan mixed solution, stirring, standing, filtering and collecting the microcapsule. Effective embedding can be realized at high temperature, so that the nutritional ingredients ...

Extra-large-specification high-graphite carbon electrode with diameter of 1400 mm and preparation method of extra-large-specification high-graphite carbon electrode

The invention discloses an extra-large-size high-graphite carbon electrode with the diameter of 1400 mm and a preparation method thereof. The extra-large-size high-graphite carbon electrode is prepared from the following raw materials in percentage by mass: 20 to 25 percent of calcined coke, 54 to 62 percent of graphite and 18 to 21 percent of modified asphalt. The preparation method comprises the steps of premixing, precise burdening, medium-temperature mixing, forming, roasting and machining. The method is simple in process and convenient to operate; a graphitization process is not needed, and electric energy is saved; by controlling the proportion of the particle sizes of the raw materials and the parameters of each process, the extra-large electrode with the diameter of 1400 mm is produced; and the obtained electrode is not easy to crack and has stable quality.

High -efficient bale broken hinge cutter utensil

... 种高效破包铰切刀具，包括刀轴，所述刀轴的两侧安装有刀盘，所述刀盘上套有刀筒，所述刀筒上安装有切削锋刃、挤压锋刃。其有益效果是：纸包剪破，但又不会剪成碎纸，同时完成剪包和挤出液体的功能，顺利咬入，不卡包。 ...

Fluid line system

The invention provides a fluid pipeline system, relates to the technical field of hydraulic pneumatic control, and can realize that a plurality of executing mechanisms can be controlled to complete telescopic actions by only using two pipelines. The fluid pipeline system comprises a first pipeline and a second pipeline, the first reversing unit is used for enabling the fluid inlet end to be switched between the state of being communicated with the first pipeline or the state of being communicated with the second pipeline; the first pipeline comprises a first branch and a second branch, the first branch and the second branch are used for being connected with one ends of different executing mechanisms respectively, and the first flow direction control unit connected into the first pipeline is used for controlling fluid to flow into the first branch and/or the second branch so as to control the corresponding executing mechanisms to act; the second pipeline comprises a third branch and a fourth ...

Cigarette machine induced draft room and cigarette machine

... 本实用新型提供了一种卷烟机吸风室及卷烟机，包括吸风室以及设于吸风室下方的平准器，风室本体下部设置切丝区域，卷烟机吸风室还包括沿前后方向横跨所述切丝区域的吸丝带，其特征在于，卷烟机吸风室还包括出风口用于与辅助负压风源相连辅助负压风室，辅助负压风室具有位于所述吸丝带上方的所述切丝区域中的用于对准相应平准器抽风的进风口。这样在吸丝带上的烟丝被吸丝带吸附并运动到切丝区域时能够在辅助负压风室的作用下牢牢吸附在吸丝带上，辅助负压风室通过对烟丝提供远大于吸风室提供给烟丝的负压使烟丝更紧密的吸附在吸丝带上，这样在平准器对其进行修剪时就不容易发生变形和位置漂移，保证了修剪质量，提高了生产成品率。 ...

A injection mold for assisting installation of automobile air outlet flabellum

... 本实用新型涉及一种用于辅助汽车出风口扇叶安装的注塑模具，上模框下端面中部对称安装有不少于两个的上模芯，下模框上端面上安装有与上模芯对应的下模芯，上模芯和下模芯呈叠放布置，下模芯和上模芯的两侧分别安装有插入上模芯的第一抽芯结构和第二抽芯结构，下模芯和上模芯之间布置有扇叶型腔，扇叶型腔呈若干片扇叶竖直并排布置的形状，下模芯上布置有与所有的扇叶两端连通的骨架流道，上顶板和垫板的中部安装有与骨架流道连通的注胶结构。本实用新型具有结构简单、操作方便、大大方便了汽车出风口的组装、增加了汽车出风口的生产速度等特点。 ...

Accurate positioning and clamping device for steel structure machining

The utility model discloses a steel structure machining accurate positioning and clamping device which comprises a first shell, a graduated scale is fixedly connected to the top of the first shell, a first plate body is fixedly connected to the top of the first shell, a first clamping plate is fixedly connected to the top of the first plate body, and an electric push rod is installed at the top of the first shell. When in use, an operator drives the first turntable to rotate by controlling the motor, puts a processing part between the first turntable and the second turntable, pushes the third rod body to enable the second rod body to slide in the chute, and drives the second turntable to approach the first turntable until the second turntable is attached to the processing part; the clamping device is simple in operation, the machining part does not need to be manually placed in the clamping device by a person, and accidents are avoided. The clamping device has the advantages that the operation ...

Method for improving root-mean-square velocity precision of complex structure area

The invention belongs to the technical field of seismic data processing, and discloses a method for improving the root-mean-square velocity precision of a complex structural region, and the method comprises the following steps: S1, building a reference root-mean-square velocity field; s2, interpreting a target horizon, and then carrying out horizon velocity analysis to obtain a horizon analysis velocity field; s3, merging the velocity field of horizon analysis with a reference root-mean-square velocity field to obtain a root-mean-square velocity field of target layer control; s4, performing longitudinal high-density root-mean-square velocity analysis by using the root-mean-square velocity field controlled by the target layer, and performing automatic picking; s5, solving a difference root mean square velocity field; s6, obtaining a processed differential root mean square velocity field; and S7, obtaining an optimized high-density analysis root-mean-square velocity field. Under geologic ...

Mining removable adjustable conveyer bridge and conveyer thereof

... 本实用新型涉及输送机领域。种矿用可拆可调输送机支架，包括可拆横撑、可调立柱、固定支腿、弹性销轴；其特征在于：所述固定支腿设置在所述可调立柱上，所述固定支腿与所述可调立柱通过弹性销轴连接，所述可拆横撑与所述固定支腿活动连接。其有益效果是：本实用新型所述的矿用可拆可调输送机支架结构简单、稳定性好、安装精度高、易拆卸，实现了方便拆卸、省时省力的目的，可广泛应用于煤矿井下各采煤、掘进工作面，适应市场广泛推广。 ...

Multi-clarification tank sludge discharge control device

The utility model belongs to the technical field of water treatment, and discloses a multi-clarification tank sludge discharge control device which comprises a sludge discharge main pipe, sludge discharge branch pipes, a sludge discharge pump, a sludge discharge pump inlet valve, a sludge discharge pump outlet valve, a sludge discharge main pipe, a main pipe flow meter, a main pipe pressure gauge and a sludge discharge controller, a clarification tank connector is arranged on the sludge discharge main pipe and is connected with a plurality of sludge discharge branch pipes; the sludge discharge branch pipes are connected with a sludge discharge main pipe; a main pipe valve is arranged on the sludge discharge main pipe; each sludge discharge branch pipe is sequentially provided with a sludge discharge pump inlet valve, a sludge discharge pump and a sludge discharge pump outlet valve; a main pipe valve is arranged on the sludge discharge main pipe, and the main pipe flow meter and the main ...

Water-based corrosion-resistant composite coating of medicinal composite film and preparation method of water-based corrosion-resistant composite coating

The invention discloses a water-based corrosion-resistant composite coating for a medicinal composite film. The water-based corrosion-resistant composite coating is prepared from the following raw materials: water-based epoxy resin emulsion, polyvinylidene fluoride, microcrystalline cellulose, saturated ammonia water, tetraethoxysilane, copper sulfate, 2-methyl-2-acrylic acid-2-allyl ester, strontium phosphosilicate, a diluent and a curing agent. The invention discloses a preparation method of the water-based corrosion-resistant composite coating for the medicinal composite membrane. The invention discloses a water-based corrosion-resistant composite coating of a medicinal composite film. The invention discloses a preparation method of the water-based corrosion-resistant composite coating of the medicinal composite film, which comprises the following steps: pretreating a PET film, spraying the water-based corrosion-resistant composite coating on the surface of the pretreated PET film, and ...

Quick connector device and operation method thereof

The invention discloses a quick-plug connector device and an operation method thereof, and belongs to the technical field of mechanical engineering, and the quick-plug connector device comprises a fixed connector, a butt joint, a pendulum bob assembly, a driving head, a disassembly and assembly frame and an unlocking key. Wherein the fixed joint comprises a fixed joint body, a first locking hole, a first locking adjusting hole, a second locking hole and a second locking adjusting hole; the butt joint comprises a butt joint body, a first sliding lock hole, a second sliding lock hole, a limiting block and a sliding groove. The butt joint body comprises a front cavity, a rear cavity, a partition plate and a guide groove. Limiting surfaces are arranged in the first sliding lock hole and the second sliding lock hole; the pendulum bob assembly comprises a front pendulum bob, a front pendulum bob fixing pin, a rear pendulum bob and a rear pendulum bob fixing pin; each of the front pendulum bob ...

Process parameter-oriented strip steel hot continuous rolling space-time multi-scale process monitoring method and device

The invention discloses a process parameter-oriented strip steel hot continuous rolling space-time multi-scale process monitoring method and device, and relates to the technical field of industrial process monitoring. Comprising the steps that multi-dimensional spatio-temporal data of the whole strip steel hot continuous rolling process is obtained; wherein the multi-dimensional spatio-temporal data comprises process data and process parameters; inputting the multi-dimensional spatio-temporal data into the constructed spatio-temporal multi-scale process monitoring model; and according to the multi-dimensional spatio-temporal information data and the spatio-temporal multi-scale process monitoring model, a strip steel hot continuous rolling spatio-temporal multi-scale process monitoring result is obtained. According to the method, the limitation that a traditional process monitoring method only utilizes process dimension data and cannot perform effective mining and association analysis on ...

Intelligent intersecting line welding method

The invention relates to an intelligent intersecting line welding method, which comprises the following steps of: forming a single V-shaped groove on a workpiece to be welded by adopting a machining method, processing a shape matched with that of a mother pipe on a sub-pipe, and butting and assembling the sub-pipe and the mother pipe with an assembly gap of 0-2mm; a welding material matched with a base material is selected, a robot adopts a four-point locating method for locating before welding, in the welding process, welding parameters, swing width and the like are adjusted and controlled in real time by observing a display screen of a robot demonstrator, equipment adopts a double-robot welding working mode, one robot waits in situ before welding, and the other robot waits in situ; when the other robot walks to the middle of the workpiece, a signal is sent to the other robot, and at the moment, the two robots conduct welding in the same direction at the same time; after welding, weld ...

Pneumatic system for hydraulic pile hammer and working method of pneumatic system

The invention introduces a pneumatic system for a hydraulic pile hammer and a working method thereof, a first ball valve is arranged on a pipeline between an air compressor and a gas cylinder assembly, a safety valve is arranged on a pipeline between the first ball valve and the gas cylinder assembly, and a gas outlet of the gas cylinder assembly is connected to a sewage collection tank through a pipeline via a second ball valve; an outlet of the gas filter is connected to the upper cylinder of the hammer body through a pipeline, and a third ball valve, a fourth ball valve and a fifth ball valve which are sequentially arranged on the pipeline; the sixth ball valve, the first-stage pressure reducing valve, the first one-way valve and the seventh ball valve are sequentially arranged on the first pipeline; the second pressure transmitter is arranged between the third ball valve and the fourth ball valve; the ninth ball valve, the electromagnetic valve and the tenth ball valve are sequentially ...

Urethral catheterization device for nursing

The invention relates to the technical field of medical instruments, and provides a nursing catheterization device which comprises a box body and further comprises a transverse plate, a first fixing plate and a second fixing plate. The lifting assembly comprises a lifting pipe and an electric push rod; the first end of the ureter is communicated with the lifting tube; the rotating assembly comprises a rotating shaft and a supporting plate, the rotating shaft is rotationally connected with the transverse plate, the supporting plate is fixedly connected with the rotating shaft, and a plurality of guide grooves are formed in the supporting plate; the driving assembly is used for controlling the rotating shaft to rotate; each magnetic attraction assembly comprises an electromagnet, a fixing pipe, an iron block, a urine bag, a guide rod, a lifting plate, a spring and a sealing plug, the electromagnet is fixedly installed on the supporting plate, the fixing pipe is in sliding connection with ...

Four-pile jacket fan foundation structure and rapid manufacturing method thereof

The invention discloses a four-pile jacket fan foundation structure and a rapid manufacturing method thereof.The four-pile jacket fan foundation structure is reasonable in layout, horizontal machining is adopted, all parts are independently and synchronously prefabricated and then overall splicing is conducted, and before a jacket body is overall spliced, the whole jacket body can be assembled in a one-to-one mode; the prefabricated ship leaning component, the grouting system and other related accessory components are installed on the corresponding jacket body, before the transition section and the jacket body are assembled, the prefabricated inner platform and the prefabricated outer platform are installed on the transition section in advance and are assembled with the jacket body along with the transition section, through the manufacturing mode, the high-altitude operation work is greatly reduced, and the construction efficiency is improved. The labor intensity is reduced, the manufacturing ...

Adhesive raw material proportioning equipment and use method thereof

The invention discloses adhesive raw material proportioning equipment and a use method thereof, and belongs to the technical field of raw material proportioning. In order to solve the problems of incomplete mixing, difficulty in constant-temperature blending and lack of feeding error correction, a stirring mechanism and a stirring mechanism are arranged on a screw rod, the screw rod can rotate to realize the processes of lifting, stirring and stirring at the same time, a special mixing mode is adopted to ensure full reaction of all materials, and a tank wall comprises an outer wall plate body, a composite layer and a carbon fiber heating layer. The mixing tank is heated through the carbon fiber heating layer, constant-temperature blending can be conducted on raw materials in the mixing tank, an infrared probe and a detector are arranged in the detection bin, and the feeding sequence can be set through a setting module before feeding is conducted; in the feeding process, the infrared module ...

Heat absorbing plate capable of efficiently absorbing radiant heat energy

The invention relates to an absorber plate capable of efficiently absorbing radiant heat energy. The absorber plate comprises an absorber plate body. The heat absorption plate body comprises a plurality of coil pipes and a protection plate. Each coil pipe is in a single-layer spiral shape, the multiple coil pipes are connected in a penetrating mode through the connecting pipes between the coil pipes, and the coil pipes and the connecting pipes are embedded into the protection plate. One end opening of each coil pipe is in through connection with a front end pipe, the other end opening is in through connection with a rear end pipe, and the front end pipe and the rear end pipe are arranged outside the protection plate. The coil pipe is arranged in a single layer, the thickness of the heat absorption plate is not affected, the number of turns of the spiral pipe can be increased, the capacity of heat conduction liquid in the spiral pipe is increased, and the utilization efficiency of solar ...

Production process of producer gas with high calorific value

The invention discloses a high-calorific-value producer gas production process which comprises the following steps: adding 1000-1100 DEG C high-temperature carbon residue into a vertical gasifier from the middle part of one side of the vertical gasifier, enabling the high-temperature carbon residue to be in contact with high-temperature steam blown upwards from the bottom in the falling process, enabling the carbon residue to be in contact with water vapor in the boiling motion process and to generate water gas reaction, and enabling the carbon residue to be in contact with the water vapor in the boiling motion process; the carbon residues flow from one side of the vertical gasification furnace to the other side of the vertical gasification furnace in the multiple boiling motion process in the vertical direction, and when the carbon residues flow to the other side of the vertical gasification furnace and the temperature of the carbon residues is below 600 DEG C, the low-temperature carbon ...

Efficient and stable kiln stopping method for coal-based hydrogen metallurgy rotary kiln

According to the efficient and stable kiln stopping method for the coal-based hydrogen metallurgy rotary kiln, in the kiln stopping process, the mode that tailings are replaced with carbon residues is adopted, stable transition of heat balance in the kiln from a production stable state to a kiln stopping stable state can be achieved, and the problems of local high temperature and local low temperature in the kiln in the kiln stopping process are avoided; the purpose of efficiently and stably stopping the kiln is achieved.

Mine underground sump sludge discharge device and use method thereof

The invention discloses a mine underground sump sludge discharging device and a using method thereof, and belongs to the technical field of mine machine.The mine underground sump sludge discharging device comprises an underground sump sludge discharging device body arranged on the bottom wall of an inner cavity of a mine well body, and a rotating shaft is arranged in a silt cutting and stirring machine on the underground sump sludge discharging device body; and a clamping structure for fixing the embedded box body is arranged on the fixed tool apron. When the damaged cutting blade needs to be replaced, the cutting blade can be quickly disassembled and assembled through the clamping structure, so that a worker can quickly disassemble the damaged cutting blade from the fixed tool apron; and the cutting blade to be replaced can be conveniently mounted and fixed on the fixed tool apron again, so that the replacement time of the cutting blade is shortened, the mine underground sump sludge discharge ...

Ultrathin float glass melting furnace efficient combustion system and control method

The invention discloses an efficient combustion system of an ultrathin float glass melting furnace and a control method, the system comprises four groups of combustion furnaces arranged on two sides of a melting furnace pool, each group of combustion furnaces is respectively provided with a gas supply main pipe, each group of gas supply main pipes is connected with a pure oxygen pipe, each pure oxygen pipe is provided with a ball valve, an electric flow regulating valve and a flow meter, the four pure oxygen pipes are connected with a pure oxygen source; the four groups of gas supply main pipes are respectively provided with an online residual oxygen meter, and are respectively connected with a combustion fan. According to the combustion flame temperature and the clarification point temperature, the natural gas amount can be accurately and automatically regulated and controlled, the flame temperature is improved by improving front-area pure oxygen combustion and melting-area oxygen-enriched ...

Double-wire back-gouging-free MAG welding process method for thick-wall double-V groove

The invention relates to a double-wire back-gouging-free MAG welding process method for a thick-wall double-V groove. The double-wire back-gouging-free MAG welding process method comprises the steps that a workpiece to be welded is beveled through a machining or flame cutting method; then a welding material matched with the base material is selected, pre-welding preheating is conducted according to the characteristics of the base material and related process requirements, a to-be-welded part can be welded after the to-be-welded part reaches the preheating temperature, the interlayer temperature is strictly controlled, the assembled workpiece is clamped on a tool, and a welding robot carries a double-wire welding gun to conduct welding; in the welding process, welding parameters, swing width and the like are adjusted and controlled in real time through a robot demonstrator display screen by observing a molten pool and forming after welding, and welding seam forming and electric arc combustion ...

Automobile suspension arm main weld MAG horizontal welding method based on single V groove

The invention relates to an automotive suspension arm main weld MAG horizontal welding method based on a single-V groove, which comprises the following steps: forming a 45-degree single-V groove on a workpiece, not forming a groove on another plate, increasing the thickness of the plate without forming the groove by 1 mm compared with the plate with the groove, and assembling a gap of 0-2.5 mm; during assembly, a welding machine is provided with a laser scanning system, a welding seam is scanned through line laser, a gap is measured and fed back to a PLC system, and the system calls welding parameters set in the earlier stage for welding; a welding gun is set to be 12 degrees in advance, points to the root of a welding seam and extends 12 mm, the distance between the welding gun and a laser device is 5 mm, the welding gap becomes small in the welding process, the welding machine only needs to be started, the gap is determined through laser scanning, meanwhile, adjustment is conducted in ...

Test equipment and test method based on current sensor

The embodiment of the invention provides test equipment and a test method based on a current sensor. The equipment comprises a product carrier; a jacking positioning mechanism; a connector plugging mechanism which drives a connector to be plugged in each positioned current sensor; the busbar testing mechanism is used for driving the first busbar to move to a testing position based on completion of plugging of the connector, and the first busbar penetrates through the positioned current sensors at the testing position; a second busbar of the elastic busbar mechanism and the first busbar located at the test position are arranged in the vertical direction; and the bus moving mechanism drives a third bus bar to move along the vertical direction, and the first electrical connection part and the second electrical connection part of the third bus bar are respectively in conductive contact with the first bus bar and the second bus bar in sequence to form a conductive path. Full-automatic current ...

Malicious traffic analysis method

The invention relates to the technical field of data processing, in particular to a malicious traffic analysis method. Comprising the following steps: acquiring network traffic data and a plurality of malicious traffic data of known types; performing feature analysis on the network flow data, and obtaining a session-based feature sequence; based on the feature sequence of the session, performing comparative analysis on the network traffic data and a plurality of malicious traffic data of known types, and determining whether the network traffic data is malicious traffic data; and when the network flow data is at least one type of malicious flow data, determining that the network flow data is malicious flow data, and performing analysis on the network flow data serving as the malicious flow data according to a plurality of malicious flow data of known types. According to the method, the acquired network flow data and the malicious flow data of the known types are compared and analyzed, so ...

Revolving body mechanism of driving device for well drilling, driving device for well drilling and application

The invention relates to a rotary body mechanism of a driving device for well drilling, the driving device for well drilling and application. The rotary body mechanism comprises at least one elastic assembly, and a fixing part, an inner sleeve assembly, a bearing, a gear assembly, a main shaft, a rotary body and a pressure-bearing assembly which are coaxially arranged from top to bottom; the rotary body is connected with the gear assembly through the elastic assembly; the inner sleeve assembly and the gear assembly are respectively connected with the fixing piece; the bearing is arranged in a limited area of the inner sleeve assembly and the gear assembly; the main shaft is connected with the fixing piece and the pressure bearing assembly. According to the driving device for well drilling, a bearing pack and a matched assembly space in the rotary body are omitted, the machining difficulty of the rotary body is reduced, the cost is saved, meanwhile, the size and the weight of the rotary ...

Production process of heat-resistant and fireproof tempered glass

The invention discloses a production process of heat-resistant and fireproof tempered glass. The production process comprises the following steps: S1, cutting large-block-shaped plane glass into two pieces of small-block-shaped plane glass with the same size and shape; s2, preheating two pieces of glass, soaking the preheated glass in a cesium potassium salt solution, heating for ion exchange, soaking the glass subjected to ion exchange treatment in an anti-ultraviolet solution, wrapping the glass with the anti-ultraviolet solution, and then putting the glass into a toughening furnace for heat treatment; s3, the glass subjected to heat treatment is sequentially put into molten sodium nitrate and potassium nitrate liquid for strengthening, and finally the glass is taken out for air cooling; and S4, covering the surface of the glass obtained in the S3 with a layer of heat-resistant explosion-proof film, finally combining the two pieces of glass, sealing the periphery of the combined glass ...

Sliding formwork of separated bridge in mud flat area

The invention discloses a sliding formwork of a separated bridge in a mud flat area, which comprises a cross beam and bodies symmetrically and movably mounted on the cross beam, and further comprises fixing pins movably connected to the two bodies, and each body is provided with an abutting push rod used for pushing the corresponding fixing pin to enable the fixing pin to stay on any body; the supporting plate is movably arranged between the two bodies and used for blocking and detaching the fixing pin. When the sliding formwork of the separated bridge in the mud flat area works, the two bodies are firstly driven to be close to the bridge pier, the two bodies form a complete mold, at the moment, the fixing pins are pushed, the fixing pins penetrate through the two bodies, the two bodies are fixed together, a bridge floor can be manufactured, and after the bridge floor is manufactured, the two bodies are fixed through the fixing pins. When in use, the supporting plate is placed on a bridge ...

Hostile attack encrypted traffic detection method

The invention relates to the technical field of network information security, and discloses a hostile attack encrypted traffic detection method, which comprises the following steps: acquiring all network traffic data within a preset time, analyzing the network traffic data, judging whether the network traffic data is encrypted traffic data or not, and if the network traffic data is encrypted traffic data, sending the encrypted traffic data to a server; the encrypted traffic data is preprocessed, the data structure of the encrypted traffic data is obtained, the IP address of the encrypted traffic data is obtained, whether the encrypted traffic data meets a first judgment condition or not is judged, if yes, the encrypted traffic data is judged to be malicious encrypted traffic, and if not, the encrypted traffic data is judged to be suspected malicious encrypted traffic; and when the encrypted traffic data is suspected malicious encrypted traffic, obtaining feature data of the encrypted traffic ...