242results about How to "Avoid tilting" patented technology

The invention discloses battery case hydraulic stretching equipment which comprises a fixed base, lower die bodies and upper die bodies, a plurality of groups of lower die bodies are fixedly mounted on the inner side of the upper end of the fixed base, a plurality of groups of upper die bodies are movably mounted above the lower die bodies, and the plurality of groups of upper die bodies are connected and fixed through stamping plates; the upper end of the punching plate is driven by a hydraulic rod, material moving clamping strips are movably installed at the positions, located on the two sides of the lower die body, of the upper end of the fixed base, a plurality of sets of deviation correctors used for positioning the battery shell are installed on the side edges of the material moving clamping strips, a cooling groove is formed in the upper die body, and the upper ends of the multiple sets of upper die bodies are connected in series through a flow guide pipe. The outer surface of the upper die body is movably sleeved with a stripper plate, a transverse clamping plate is spliced and installed at the lower end of the stripper plate, an unwinding box is slidably installed on the outer surface of one side of the fixed base, and a conveying frame is arranged at the upper end of the unwinding box. And a deviation rectifying type auxiliary material moving structure is arranged, so that the deformation phenomenon of the battery shell during continuous stamping operation can be avoided, and the stamping effect of the battery shell is improved.

The utility model relates to the technical field of water conservancy project closure, in particular to a blocking device for water conservancy project closure. Comprising a frame body, a plurality of hanging rings are symmetrically arranged on the upper surface of the frame body, the top end of the frame body is open, drainage parts used for controlling water flow are symmetrically arranged in the frame body, and an inner blocking area is formed between the drainage parts on the two sides; the intercepting parts are used for forming an outer blocking area on the outer sides of the drainage parts and extruding stones in the inner blocking area, and the intercepting parts arranged on the inner sides of the drainage parts on the two sides communicate with water flow in the outer blocking area. The flow speed of water flow is controlled through the drainage plate, resistance borne by the drainage plate during closure can be reduced, the phenomenon that the frame inclines when the frame is placed is avoided, the frame is matched with the dam bodies on the two sides of the closure position, the water flow flows away from the interior of the frame, and therefore the two sides of the dam bodies are prevented from being washed away by the water flow, and the dam bodies are protected.

The utility model discloses a pipeline cutting machine for water and electricity installation, which comprises a cutting mechanism and a quick clamping mechanism, the quick clamping mechanism is fixedly connected to the front side of the cutting mechanism, the quick clamping mechanism comprises a clamping box, and the back side of the inner cavity of the clamping box is fixedly connected with a motor assembly. The output end of the motor assembly is fixedly connected with a disc assembly, the top of the front face of the disc assembly is fixedly connected with a rotary pin assembly, the surface of the rotary pin assembly is sleeved with a transverse frame assembly, the two sides of the transverse frame assembly are slidably connected with the inner wall of the clamping box, and the two sides of the top of the transverse frame assembly are fixedly connected with wheel rods. And the top of the wheel rod is slidably connected with a trapezoidal block. According to the pipeline cutting machine, the traditional mode that fastening is conducted through a fastening bolt is changed, the clamping frame is adopted for clamping the workpiece body, large strength does not need to be consumed, the labor intensity of workers cannot be increased, and the clamping efficiency cannot be affected.

The utility model discloses a lifting device for maintaining a wind power generation tower, which belongs to the technical field of wind power generation tower maintenance and comprises a base, a shear type lifting structure is arranged on the surface of the base, a protective hopper is fixedly connected to the upper end of the shear type lifting structure, and a stabilizing component is arranged on the inner wall of the protective hopper. The stabilizing assembly comprises a partition plate, a rotating shaft, a first threaded column, a threaded pipe, two limiting rods, an electric magnetic attraction device, two synchronous wheels, a synchronous belt and a first hand wheel, by arranging the stabilizing assembly, the first threaded column drives the threaded pipe and the limiting rods to slide on the surface of the protection hopper, and therefore the electric magnetic attraction device is in lap joint with the surface of the power generation tower; the protection hopper is electrified through a switch on the surface of the electric magnetic attraction device to generate strong magnetism, so that the protection hopper is attracted to the surface of the power generation tower, the protection hopper is indirectly fixed to the surface of the power generation tower, stability is improved, and shaking is prevented.

The utility model discloses wall formwork fixing equipment, and relates to the technical field of constructional engineering. The device comprises a base, a first supporting box is fixedly connected to the center of the top end of the base, a top shaft is slidably inserted into the center of the top end of the first supporting box, a top disc is fixedly connected to the top end of the top shaft, a lead screw is rotationally connected to the center of the bottom end in the first supporting box, and the top shaft is rotationally connected with the lead screw in a threaded mode. Three second supporting boxes are fixedly connected to the position, close to the first supporting box, of the top end of the base, the three second supporting boxes are distributed in a staggered mode, and sliding plates are slidably inserted into the top ends of the second supporting boxes; according to the template fixing support, the acting force on the pull disc is released, and then the top disc is prevented from inclining under the mutual matching of the sliding plate, the clamping shaft, the spring and the top disc, so that the problems that the template fixing support lacks stability, cannot effectively fix and support a template, and may cause movement or inclination in construction engineering are solved.

The invention discloses reed liquid extraction equipment and a rice planting method thereof.The reed liquid extraction equipment comprises a box shell and a conveyor, the conveyor is fixedly installed on the outer surface of the upper end of the box shell, two sets of lower scrapers and upper scrapers are arranged in the box shell, and the upper scrapers are fixedly installed on the upper portions of the lower scrapers; the lower scrapers and the upper scrapers are arranged in an L shape, the two sets of lower scrapers and the two sets of upper scrapers are symmetrically arranged, a slitting knife is fixedly installed in the middle of the inner side of the box shell, and a rectangular notch used in cooperation with the slitting knife is formed in the middle of the material conveying device. A plurality of groups of guide plates are fixedly mounted at the positions, located on the two sides of the rectangular notch, in the material conveying device; a liquid storage tank is arranged at the lower position in the box body shell; the reed liquid extraction device is provided with multiple separation structures, the reed leaves are rolled by the rolling rods, the reed liquid can be extracted in the moving process of the reed leaves, impurities are prevented from being mixed in the reed liquid, and the extraction effect is improved.

The invention discloses an automatic heavy bag packaging machine in the technical field of packaging machinery, which comprises a rack, and a bag preparation mechanism, a blanking mechanism, a transmission mechanism, a bag sewing mechanism, a bag feeding mechanism, a bag clamping and blanking mechanism and a bag unloading mechanism are arranged on the rack; the bag preparing mechanism comprises a supporting plate used for containing heavy bags, a bag supplementing assembly used for supplementing the heavy bags to the supporting plate, a bag sucking piece, a supporting piece, a driving assembly used for driving the supporting piece to move and a buffering piece. Spare heavy bags are stored through the bag supplementing assembly, and the spare heavy bags are conveyed to the supporting plate after the heavy bags on the supporting plate are conveyed, so that the heavy bags are continuously conveyed without interruption, and the overall packaging efficiency is improved; the top of the end, where a heavy bag is placed, of the bearing table is sucked through the second adsorption equipment, the bottom of the heavy bag is sucked through the third adsorption equipment, the second adsorption equipment is driven to move upwards through the fourth driving piece, the bag opening of the heavy bag is opened, the heavy bag is opened in a placing area, and the overall packaging efficiency is improved.

The utility model relates to the technical field of preservation devices, in particular to a preservation device for microorganism sampling. The technical problems that according to an existing preservation device, due to the fact that preservation conditions and types of different microorganisms are different, mutual isolation between samples stored in glass bottles is poor, cross contamination is likely to happen when bottle caps are opened and closed for storage, meanwhile, air and other pollutants are likely to enter the bottles when the bottle caps are frequently opened for storing the samples, and the storage time is shortened are solved. The sample is polluted, and the preservation quality of the sample is influenced. According to the technical scheme, the preservation device for microorganism sampling comprises a storage tank, a sealing assembly, a storage assembly and a control assembly; the sealing cover is combined with the sealing strip to be buckled and sealed with the storage tank, so that air and external pollutants are effectively prevented from entering the storage tank, microorganism samples in the storage tank are protected from being influenced by external factors, meanwhile, the situation that the samples in the storage tank are leaked or volatilized to cause deterioration of the samples is avoided, and the storage stability of the microorganism samples is improved.

The utility model discloses a heat exchanger leak detection device, which comprises a base and a detection mechanism, the detection mechanism is arranged on one side of the end part of the base, the middle part of the base is provided with a placing groove, a clamping mechanism and a lifting mechanism are arranged in the placing groove, and a heat exchanger is arranged on the lifting mechanism. Whether the heat exchanger leaks or not is judged by observing the air pressure at the inlet end and the outlet end of the heat exchanger, leakage detection can be conveniently and quickly carried out on the heat exchanger, and the working efficiency is improved.

The utility model discloses a lighter fuel adding device which comprises a base, a lifting component fixedly connected to the top of the base and a gas tank installed on the surface of the lifting component, a lighter body is arranged at the top of the base, and positioning structures located on the two sides of the lighter body are arranged at the top of the base. The transmission structure extrudes the swing rod, the swing rod swings with the pin shaft in the connecting block as the axis, when the positioning frame at the top end of the swing rod is arranged on the surface of the lighter body in a sleeving mode, the effect of extruding and positioning the lighter body is achieved, the lifting component drives the gas tank to descend, and inflation operation is conducted when the gas tank is communicated with the lighter body. The lighter body is extruded and fixed through the two structures with the fixed moving distance, the phenomenon that the lighter body slightly displaces when affected by vibration can be prevented, the lighter can be connected with the thin gas tank exhaust end in an aligned mode in the gas filling process, and the gas filling effect is guaranteed.

The application relates to the technical field of machining, and particularly discloses a cutting method of a long-shaft part fixed-length cutting production line, the long-shaft part fixed-length cutting production line comprising a rack, a cutting machine, a first blocking mechanism and a conveying line, the first blocking mechanism comprising a mover, a first driver and a first baffle, the mover driving the first baffle to move, and the first driver driving the first baffle to move close to or away from the conveying line; the unloading mechanism comprising a turnover plate rotationally connected to the rack, and the conveying line comprising a roller conveying line, the roller conveying line comprising a plurality of rollers, the turnover plate being located between adjacent rollers and being capable of supporting the part; the method comprising the following steps: S1, end cutting of a base material; and S2, fixed-length cutting of the base material: the base material is conveyed to be blocked by the first baffle under the conveying of the conveying line, then the cutting machine is started, and the cutting machine cuts the base material to form a fixed-length part. The scheme is used to solve the problem of high labor cost in the prior art that manual transfer of the fixed-length cut part is needed.

The utility model discloses a building wall spraying device which comprises a machine body, a conveyor communicated with the right side of the machine body and a filter plate arranged at the top of the conveyor, a cleaning structure is arranged on the surface of the machine body and comprises a connecting block fixedly connected to the back face of the conveyor, and the connecting block is movably connected with the filter plate through a pin shaft. And one side, close to the connecting block, of the filter plate is fixedly connected with a sleeve plate. The transmission structure extrudes the sleeve plate, so that the sleeve plate drives the filter plate to swing by taking the pin shaft as the axis, and when the filter plate obliquely moves to the back surface of the conveyor, impurities in the filter bag can be directly dumped to the outside to be collected, so that the operation step of manually cleaning the filter plate is saved; the structure functionality of an existing wall surface spraying device can be improved, the filter plate can be automatically cleaned after feeding and filtering, a large number of operation steps of repeated cleaning in the wall surface spraying process are omitted, time and labor are saved, and spraying operation efficiency is guaranteed.

The invention provides a shrinkage fit tool, and relates to the technical field of stirring equipment. The shrinkage fit tool comprises a workbench, a stand column and an N-stage positioning assembly. The top of the workbench is provided with a datum plane. The bottom end of the stand column is connected with the datum plane, and the stand column is perpendicular to the datum plane. The N stages of positioning assemblies are sequentially arranged in the axial direction of the stand column. The positioning assembly comprises a mounting sleeve and at least two supporting pieces, the mounting sleeve is coaxially and rotatably arranged on the stand column, the at least two supporting pieces are evenly distributed in the circumferential direction of the mounting sleeve, the ends, close to the mounting sleeve, of the supporting pieces are hinged to the mounting sleeve and form a rotating axis, and first clamping grooves are formed in the sides, away from the axis of the mounting sleeve, of the supporting pieces; the first clamping groove is used for accommodating part of the web plate; in the axial direction of the stand column, an axial gap is formed between the web and the first clamping groove, and in the radial direction of the stand column, a radial gap is formed between the inner side of the web and the first clamping groove. The web can be effectively prevented from deviating and inclining, and the mounting precision of the web is improved.

The utility model discloses a watering device for vegetable planting, which comprises a water tank and a sprayer communicated with the top of the water tank, a supporting structure is arranged on the surface of the water tank, the supporting structure comprises swing rods which are movably connected to the front side and the back side of the water tank through pin shafts, and one side, far away from the water tank, of each swing rod is movably connected with a roller through a pin shaft. The swing rod is grabbed by two hands, the water tank is supported and moved through the rollers, the transmission structure can carry the rollers to move synchronously, when the rollers move downwards, the left side of the water tank can be lifted through supporting force, liquid in the water tank flows towards the right side, the liquid level in the water tank is increased, and the sprayer can conveniently extract the liquid; according to the watering device, the water pumping mode of an existing watering device can be improved, residual liquid in the watering device can be effectively pumped, the phenomenon that the liquid is corrupted due to bacteria after being stored for a long time is avoided, and the growth effect of vegetables is guaranteed.

This invention discloses a wafer release method for use in a wafer processing system and a wafer processing method. The wafer release method of this invention includes: a polarity reversal step of reversing the polarity of a voltage applied to a chuck; a first transfer step of raising a lifting pin housed in the chuck at a first transfer speed to transfer a wafer supported on the chuck to a first predetermined position; and a second transfer step of raising the lifting pin at a second transfer speed different from the first transfer speed to transfer the wafer positioned at the first predetermined position to a second predetermined position higher than the first predetermined position.

The invention discloses an electric power iron tower monitoring system and method, and the system comprises a camera unit which is used for monitoring an electric power iron tower; the track is arranged to be of a closed structure surrounding the electric power iron tower; and the moving assembly comprises a moving seat, the camera shooting unit is installed on the moving seat, and the moving seat can move along the track to drive the camera shooting unit to move to any position of the track. The monitoring method of the electric power iron tower adopts the monitoring system to monitor the electric power iron tower. The electric power iron tower monitoring system is provided with the track surrounding the electric power iron tower, and the moving assembly capable of moving along the track drives the camera shooting unit to surround the electric power iron tower, so that dead-angle-free camera shooting monitoring and detail targeted camera shooting monitoring of the camera shooting unit on the electric power iron tower are achieved, and the economic cost of monitoring is greatly reduced; the camera has a good anti-shake effect, and the camera shooting is clearer and more accurate.

The utility model discloses a plate rolling mill bending and shifting block dismounting trolley device which comprises a trolley bottom plate, wheels, a base and a fixing support stand column used for fixing a bending and shifting block, the trolley bottom plate is parallel to a rolling mill track, the wheels are installed at the bottom of the trolley bottom plate and matched with the rolling mill track, and the fixing support stand column is used for fixing the bending and shifting block. The base is fixedly installed on the upper end face of the trolley bottom plate, the fixing support stand column is vertically connected to the base, the bending and shifting block to be disassembled and assembled is bundled on the fixing support stand column through the flat belt to be transferred, the previous tedious transferring method is replaced, the disassembling, assembling and transferring processes of the rolling mill tool roller bending and shifting block are simplified, the transferring time is saved, and the working efficiency is improved. The dismounting and transferring efficiency is improved, and meanwhile safety and stability in the transportation process are guaranteed.

The utility model provides a multi-cold-source collaborative high-voltage cabinet which comprises a multi-cold-source collaborative high-voltage cabinet assembly. The multi-cold-source cooperative high-voltage cabinet assembly comprises a multi-cold-source cooperative high-voltage cabinet body, a heat dissipation plate arranged on the left side of the multi-cold-source cooperative high-voltage cabinet body, a maintenance opening formed in the surface of the heat dissipation plate, an observation door arranged on the front face of the multi-cold-source cooperative high-voltage cabinet body, and a maintenance quick opening assembly. According to the utility model, through the mutual cooperation of the multi-cold-source cooperation high-voltage cabinet assembly and the maintenance rapid opening assembly, the maintenance port is shielded by the fixed frame and the sealing door plate, so that the maintenance port can be rapidly opened to work; the situation that time and labor are wasted when an operator needs to manually disassemble a plurality of bolts is prevented, the stability and durability of the multi-cold-source collaborative high-voltage cabinet are improved, the maintenance requirement is reduced, the service life of the multi-cold-source collaborative high-voltage cabinet is prolonged, and therefore the overall reliability of the multi-cold-source collaborative high-voltage cabinet is improved.

The utility model discloses a construction site electric power wiring auxiliary toolbox, which comprises a toolbox mechanism and a portable mechanism, the portable mechanism is fixedly connected to the left side of the toolbox mechanism, the portable mechanism comprises a portable box, and the top of the front side of the inner cavity of the portable box is fixedly connected with a motor assembly. The device comprises a motor assembly, the output end of the motor assembly is fixedly connected with a positive and negative tooth lead screw, the front side and the rear side of the surface of the positive and negative tooth lead screw are both in threaded connection with thread sleeve assemblies, the bottoms of the thread sleeve assemblies are fixedly connected with wheel rod assemblies, the bottoms of the wheel rod assemblies are slidably connected with trapezoidal blocks, and the bottoms of the trapezoidal blocks are fixedly connected with a connecting plate. The front face and the back face of the connecting plate are both in sliding connection with the inner wall of the portable box. According to the auxiliary tool box, a traditional carrying mode is changed, the vertical column assemblies are adopted to drive the universal wheels to move downwards, the auxiliary tool box does not need to be carried for a long time, and the carrying convenience cannot be affected.

The utility model discloses lime soil stirring equipment for indoor decoration, which comprises a lime soil stirring mechanism, a positioning mechanism and a limiting mechanism, the positioning mechanism is fixedly connected to the top of the lime soil stirring mechanism, the limiting mechanism is fixedly connected to the inside of the positioning mechanism, the lime soil stirring mechanism comprises a lime soil stirring machine, and the lime soil stirring machine is fixedly connected to the inside of the positioning mechanism. A stirrer is fixedly connected to the top of the lime soil stirring machine, a stirring barrel is arranged in the lime soil stirring machine, the positioning mechanism comprises a fixed positioning plate, the fixed positioning plate is fixedly connected to the bottom of the lime soil stirring machine, and a transmission box is fixedly connected to the front side of the top of the lime soil stirring machine; a movable positioning plate is arranged on the back face of the transmission box. The function of positioning the mixing barrel of the lime soil mixing equipment is added, so that the lime soil mixing equipment has the effect of efficiently fixing the mixing barrel, and the condition that the lime soil mixing equipment is easy to shake during working is prevented.

The utility model discloses a dust suppression device for environmental protection, which comprises a dust suppression mechanism and an automatic adjusting mechanism, the automatic adjusting mechanism is fixedly connected to the front side of the dust suppression mechanism, the automatic adjusting mechanism comprises an automatic adjusting box, and the bottom of the back side of the inner cavity of the automatic adjusting box is fixedly connected with a motor. A first gear is fixedly connected to the output end of the motor, second gears are movably connected to the two sides of the back face of an inner cavity of the automatic adjusting box through bearings, the outer sides of the second gears are meshed with the first gear, a rotating pin is fixedly connected to the bottom of the front face of the second gear, and the surface of the rotating pin is sleeved with a transverse frame assembly. The two sides of the transverse frame assembly are in sliding connection with the inner wall of the automatic adjusting box. According to the dust falling device, the traditional mode of manually adjusting the spraying angle is changed, and the dust falling assembly is adjusted in an up-and-down inclined mode through the adjusting plate and the pin shaft, so that the accurate spraying angle cannot be easily achieved, and the unsatisfactory spraying effect cannot be caused.

This utility model discloses a flow guiding structure and a washing machine including the same, comprising a pump housing, a cover, and a flow guide plate. The cover is screwed onto the outlet of the pump housing, and the flow guide plate is movably connected to the outer surface of the pump housing, and the flow guide plate can be flipped over to cover the cover. When the flow guide plate is on the outside of the cover, it is locked and fixed to the pump housing; when the flow guide plate is flipped open, one end of the flow guide plate abuts against the outer surface of the pump housing. This utility model connects the flow guide plate to the pump housing in a flip-over manner, so that the flow guide plate is normally blocked outside the cover. Before unscrewing the cover, the flow guide plate must be opened first, and then the cover can be unscrewed. This prevents residual water in the pump chamber from flowing directly to the ground and causing the ground to become damp when the cover is unscrewed.

When a metal material penetrates through the space between a stamping disc and a lower die body, a driving disc is matched with a stamping part through a motor, the stamping disc is driven to move up and down in a reciprocating mode through a ball head connecting rod, and when the stamping disc moves downwards, the stamping disc is matched with an upper die body to stamp the surface of the metal material, so that a punch punches the metal material. When one part of the metal material penetrates through the lower die body to be discharged into the vibration disc and the punching disc to move upwards, the spring is used for driving the pop-up frame to move downwards, so that the pop-up frame separates the metal material from the punch on the lower portion of the upper die body, the remaining metal material on the lower die body moves into the grinding piece, and burrs on the lower portion of the metal material are ground through a grinding wheel of the grinding piece; the metal material is prevented from inclining in the stamping process, the stamping precision of the metal material is improved, the elastic distribution structure is formed on the lower portion of the stamping disc through the arrangement that the pop-up frame is matched with the spring, the metal material is prevented from being clamped on the punch, and the stability of the continuous stamping operation is improved.

A pair of glasses without a hinge structure comprises a glasses frame and glasses legs, limiting mounting grooves are formed in pile head positions of the glasses frame, notches of the limiting mounting grooves face towards one side of a nose pad of the glasses frame, the glasses legs are provided with assembling seats matched with the limiting mounting grooves in outline, and the assembling seats are inserted into the limiting mounting grooves from one side of the nose pad and are detachably clamped and fixedly connected with the limiting mounting grooves. Each glasses leg comprises an assembly seat, a deformation section and a wearing section, the deformation section is made of a TR90 material, and the wearing section is made of a rubber material. Through the design characteristics of the limiting mounting groove, the assembling seat, the tough glasses legs and the like, the function of a glasses hinge structure is replaced, so that in the process of disassembling the glasses legs, hinge connection does not need to be disassembled, and a quick and simple assembling method is realized through plugging and unplugging assembling of the limiting mounting groove and the assembling seat, so as to adapt to simple and convenient use of young users or sports scenes; moreover, the glasses leg structure is comfortable to wear, can adapt to facial contour deformation of different wearers, and is convenient to disassemble and store.

The utility model discloses a copper dioxide preparation device which comprises a support, the top of the support is fixedly connected with a flat plate, the top of the flat plate is fixedly connected with a filter box, the front side of the top of the filter box is communicated with a feeding pipe, the top of the feeding pipe is provided with a cover plate, and the bottom of the front face of the filter box is fixedly connected with a connecting plate. A small motor is arranged on the right side of the top of the connecting plate, a first bevel gear is fixedly connected to the output end of the small motor, a screw is movably connected to the left side of the bottom of the connecting plate through a bearing, and a positioning plate is fixedly connected to the top of the screw through a bearing. According to the preparation device, the traditional mode that the cover plate is manually opened by workers is changed, and the cover plate is driven by the fixing plate to move upwards, so that the cover plate does not need to be manually opened by the workers, time and labor are not wasted, the working intensity of the workers is not increased, and physical fatigue and working efficiency reduction are not caused.

The utility model discloses a toner cartridge convenient for filling carbon powder, which relates to the technical field of toner cartridges and comprises a toner cartridge powder bin, a sealing groove is arranged on the top of the toner cartridge powder bin close to the front side, and sealing cover plates are rotatably arranged on the inner side of the sealing groove close to the left side and the right side. A toner adding opening is formed in the inner side of the toner cartridge powder bin and located at the bottoms of the two sealing cover plates, clamping frames are fixedly installed at the positions, close to the center, of the bottoms of the sealing cover plates, positioning assemblies are arranged on the inner sides of the sealing cover plates, and anti-blocking assemblies are arranged at the positions, close to the center, of the front side of the toner cartridge powder bin. The clamping frames on the two sides can be attached to the two sides of the carbon powder adding bottle, the inclination phenomenon of the carbon powder adding bottle is avoided, carbon powder is added in an auxiliary mode through the anti-blocking assembly, blocking caused by small flow in the carbon powder adding process is effectively avoided, and therefore the use efficiency and use convenience of the selenium drum easy to add powder are effectively improved.

The application discloses a high-pressure sealed electronic oil pump convenient to install and a method, which comprises an electronic oil pump body, a connecting pipe joint inserted into the top of the electronic oil pump body, and a positioning structure arranged on the top of the electronic oil pump body and located on the inner side of the connecting pipe joint. The connecting pipe joint is inserted into the top of the electronic oil pump body, and the connecting pipe joint needs to be located on the inner side of the supporting plate. Then, a user pushes a transmission plate, the transmission plate is extruded and drives a clamping plate to rotate around the pin shaft on the surface of the connecting block. When the outer side of the clamping plate is in contact with the surface of the connecting pipe joint and the connecting pipe joint is tightly extruded on the surface of the supporting plate, the effect of stably installing and fixing the connecting pipe joint is achieved. The application can improve the connection mode of the existing electronic oil pump and the hose, and assists in connecting through the plug-in mode, prevents the hose from being loosened due to vibration, and avoids oil leakage.

The utility model discloses a pile driver for building construction, which comprises a pile driver suspension arm and an impact block arranged on the left side of the pile driver suspension arm, a supporting structure is arranged on the surface of the impact block, the supporting structure comprises supports arranged on the front side and the back side of the impact block, and the supports are movably connected with the impact block through pin shafts. The side, away from the impact block, of the support makes contact with the surface of the pile machine suspension arm, and the side, close to the impact block, of the support is fixedly connected with a sleeve plate. The sleeve plate is extruded through the transmission structure, the sleeve plate carries the support to swing with the pin shaft on the surface of the impact block as the axis, the distance between the right ends of the support is changed, the impact block is supported through supporting force on the basis that the support makes contact with the pile machine suspension arm, and the impact block moves towards the side away from the pile machine suspension arm. And therefore, the effect of slightly adjusting the impact position of the impact block is achieved, and the operation step of repeatedly moving and adjusting the whole pile machine is omitted.

The utility model relates to the technical field of carding equipment, and discloses a cooling device for plastic catering cup production, which comprises a device main body, bases are fixedly connected to four corners of the outer bottom end of the device main body, and a connecting seat is arranged in the device main body. A connecting assembly providing stable supporting is arranged between the connecting base and the inner wall of the device body. According to the cooling device for plastic catering cup production, by arranging the rotating table, the limiting plates, the fastening bolts, the connecting bases, the baffles, the sliding rails, the sliding bases and the fixing plates, the firmness between the connecting bases and the inner wall of the device body during cooling is ensured, the connecting bases are effectively prevented from shifting, cooling uniformity is ensured, and the service life of the device is prolonged. The problems that equipment is inconvenient to place a mold in a device, the mold is easy to move due to no fixing force in the cooling process, the cooling effect is reduced, and meanwhile cooling is uneven due to long-term cooling of one face are solved.

The utility model discloses a surgical instrument placing rack which comprises a rack body and an instrument bearing disc connected into the rack body in a sliding mode, positioning structures are arranged at the front end and the rear end of the left side of the rack body, and a transmission structure located on the inner sides of the positioning structures is arranged on the left side of the rack body. The positioning structure comprises connecting blocks fixedly connected to the front end and the rear end of the left side of the machine body, the inner sides of the connecting blocks are movably connected with limiting plates through pin shafts, and the sides, away from the connecting blocks, of the limiting plates extend to the two sides of the frame body and are located on the outer sides of the instrument bearing discs. The limiting plate is driven by the transmission structure to swing with the pin shaft in the connecting block as the axis, when the limiting plate moves to the outer side of the frame body, the effect of positioning the instrument bearing disc is achieved, the structural functionality of an existing surgical instrument placing frame can be improved, and the surgical instrument placing frame is convenient to use. The phenomenon that the bearing disc which is stored inside and used for bearing the surgical instruments shakes and falls off in the moving process of the placing frame is prevented, and the surgical instruments are prevented from being polluted.