83results about How to "Solve stuck" patented technology

The invention relates to the technical field of metal bearings, in particular to a reinforced liquid metal sliding bearing. The enhanced liquid metal sliding bearing comprises a rotor, a stator and liquid metal filled in an assembling gap between the rotor and the stator. The fixed positions of the rotor and the stator are provided with a spiral groove structure, a textured microstructure, an infiltration coating and a sealing coating. By adopting the enhanced liquid metal sliding bearing provided by the invention, the wettability and the wear resistance of a bearing rotating pair can be improved, and the problems of coating falling, wear, poor lubrication and the like of the enhanced liquid metal sliding bearing in a high-vacuum, high-temperature, high-pressure, high-speed and high-load use environment are effectively solved. High-pressure sealing is formed on the gaps between the stator and the rotor and between the limiting rings of the stator and the rotor, the liquid metal is kept in the bearing, the assembled bearing does not need a vacuum environment in the transfer process, meanwhile, external gas is prevented from entering the bearing structure, and the possibility that the liquid metal leaks or gets stuck is reduced.

The invention provides a glass product manufacturing mold which comprises a bottom mold, a secondary mold, a base and an ejector rod, the bottom mold and the secondary mold jointly define a cavity used for containing molten glass, the bottom of the bottom mold is arranged on the base, and the ejector rod is arranged on the base in a penetrating mode and arranged at the bottom of the bottom mold. The ejector rod can move in the direction close to or away from the bottom of the bottom die, a sliding block and a sliding rail are arranged on the side, away from the cavity, of the secondary die, the sliding rail is arranged on the base, the sliding block is arranged on the sliding rail, the sliding block is fixedly connected with the secondary die, a connecting piece is arranged between the sliding block and the ejector rod, and the ejector rod can move in the direction close to or away from the bottom of the bottom die. The two ends of the connecting piece are connected with the sliding block and the ejector rod respectively. Die opening and die closing are achieved through driving of the ejector rod, and the problem that the die is stuck can be effectively solved.

The embodiment of the invention provides a path planning method, and relates to the field of intelligent warehousing, and the method comprises the steps: first equipment receives an autonomous navigation region sent by second equipment; determining whether an initial path is in an autonomous navigation area, wherein the initial path is a path planned by the second device for executing the first mobile task for the first device; under the condition that the initial path is located in the autonomous navigation area, the autonomous navigation function is started, autonomous navigation is executed, and the final position of the autonomous navigation is the destination of the first movement task. Through the autonomous navigation area determined by the second device, the first device can determine whether to start an autonomous navigation function, perform autonomous navigation and make an autonomous decision based on whether the initial path is in the area, and furthermore, the scheme of autonomously determining a detouring scheme, stopping waiting or re-planning a path when encountering an obstacle is realized. The utilization rate and working efficiency of the robot are improved.

The invention relates to conveying equipment which comprises a frame, two lifting mechanisms, a material bearing part and a driving mechanism, the two lifting mechanisms are arranged in the frame in a mirroring mode, each lifting mechanism comprises at least one lifting assembly, each lifting assembly comprises a linear guide rail and a sliding assembly, the linear guide rails are arranged in the frame, and the sliding assemblies are arranged on the linear guide rails. The linear guide rail is perpendicular to the horizontal plane, and the sliding assembly comprises a sliding base and a guide wheel. According to the conveying equipment, due to the adoption of the technical means of preset gap design, specific guide wheel configuration in the sliding assembly and synchronous operation of the lifting mechanism arranged in a mirror image mode, the problem that in the prior art, due to uneven loads, the guide wheels and the guide rails are stuck or stuck is effectively solved; therefore, the problem that complex maintenance operation is needed after the guide wheel is stuck is avoided, the maintenance difficulty and the production downtime after equipment failure are obviously reduced, the stability and the reliability of conveying equipment are improved, and the production efficiency is improved.

The utility model discloses an elastic compression type anti-locking flashboard structure which comprises a valve body, a flat flashboard used for sealing the liquid inlet and outlet end of the valve body and a flashboard seat used for supporting the flat flashboard are arranged in the valve body, and the flat flashboard is located above the flashboard seat. The bottom end of the flashboard seat is provided with a compression rebound assembly used for compressing and rebounding the flashboard seat after acting force is applied to the flashboard seat in a certain direction, a sealing valve seat ring is arranged in the valve body and located at a port of one end of the liquid inlet and outlet end of the valve body, and the outer wall of the flashboard seat is wrapped with a second sealing rubber sleeve. The outer wall of the flat gate plate is coated with a first sealing rubber sleeve. According to the gate valve, the situation that the flat gate plate and the gate plate seat are stuck is effectively avoided, the situation that impurities are deposited on the gate plate seat is also effectively avoided, and the impurities can be automatically discharged along with flowing of liquid in the valve body.

The invention relates to the field of evaporators, in particular to an evaporator assembly of a marine air conditioner, which comprises a frame body and a snakelike calandria, and the snakelike calandria is arranged in the frame body and is used for enabling a refrigerant in the calandria to absorb heat and evaporate, taking away heat of surrounding air and water and realizing refrigeration and cooling; the liquid inlet pipe is arranged at the input end of the snakelike calandria and used for conveying a refrigerant into the snakelike calandria and providing a medium for refrigeration heat exchange; the embedded piece is arranged on the outer side of the snakelike calandria and used for positioning the fins and transmitting heat between the snakelike calandria and the fins at the same time; the fins are connected to the embedded pieces in a clamped mode and used for increasing the heat exchange area of the snakelike calandria, accelerating transfer of heat in air to the cooling calandria and improving the overall refrigeration efficiency, the evaporator assembly of the marine air conditioner can automatically trigger the impurity clearing and scraping action before the fins are disassembled, residual impurities on the top of an inner cavity of equipment are cleared away, and the overall refrigeration efficiency is improved. And the problem that the fins are stuck due to friction of impurities during disassembly is effectively avoided.

The present invention belongs to the technical field of intelligent equipment for processing mulberry cocoons. A pneumatic high-speed cocoon selection device comprises a conveying device, an air pressure device, an industrial camera, a defective cocoon separation device and a control system, wherein the conveying device, the air pressure device, the industrial camera and the defective cocoon separation device are electrically connected to the control system respectively; the air pressure device is arranged on the upper side of the conveying device and the air outlet faces the conveying device; the industrial camera and the defect separation device are arranged above the conveying device; the conveying device comprises a conveyor belt and a guide plate assembly, the conveyor belt has a feeding end and a discharging end; the guide plate assembly is located below the feeding end of the conveyor belt. The pneumatic high-speed cocoon selection device of the present invention can improve the sorting efficiency and identification accuracy of cocoons, prevent cocoons from bouncing up during rotation, and avoid jamming and easy adhesion between cocoons.

The invention discloses a clamping device, a carrying conveying line and a clamping method. The clamping device comprises a connecting plate, at least one adjusting piece and at least one pair of clamping jaws, wherein the connecting plate ascends and descends in the vertical direction; the at least one adjusting piece is rotationally arranged relative to the connecting plate; the end face of the adjusting part is provided with a guide groove penetrating through the rotating center of the adjusting part, the clamping jaw is provided with a cam corresponding to the guide groove, and the adjusting part rotates to adjust the included angle of the guide groove relative to the vertical direction so as to change the moving stroke of the clamping jaw in the horizontal direction. According to the clamping device, the clamping device has the adjustable asymmetric moving stroke, and the clamping application range is wider.

The utility model relates to the technical field of shutters, in particular to a shutter blade capable of being transversely adjusted, which comprises a main shutter piece, a pair of transversely penetrating storage channels are arranged in the main shutter piece along the length direction, and extension shutter pieces are respectively matched in the storage channels; reinforcing ribs are arranged on the sides, close to each other, of the two extending curtain pieces, and track grooves are formed in the positions, corresponding to the reinforcing ribs, of the containing channel. According to the louver blade capable of being transversely adjusted, the extending curtain pieces in the main curtain pieces can be pulled out to adjust the overall width of a louver, and the shielding requirements of various special-shaped windows are met through the extending amount of the extending curtain pieces.

The application relates to the technical field of mechanical clamping tools, and discloses a novel clamp for coil mold closing, which comprises a strip-shaped plate, a clamping plate, a sleeve, a rotating rod and a protective cover. The clamping plate and the sleeve are arranged at the lower end of the strip-shaped plate, and a hollow area is arranged between the clamping plate and the sleeve to reduce the weight; the rotating rod is in threaded connection with the sleeve, and one end of the rotating rod is a clamping end opposite to the clamping plate; the protective cover is in closed or semi-closed space cooperation with the strip-shaped plate, and the sleeve and the rotating rod are partially covered in the protective cover, so that the protective cover can effectively prevent resin from polluting threads during pouring. The novel clamp is designed in a lightweight and integrated protective integrated mode, the problems of the traditional clamp, such as large volume, easy thread jamming and low installation efficiency, are solved, and the efficiency and reliability of mold closing operation are remarkably improved.

The invention relates to the field of power distribution network operation and maintenance first-aid repair operation tool carrying, in particular to a carrying tool and application thereof.The carrying tool comprises a moving mechanism, the moving mechanism comprises a walking assembly, a bearing plate is arranged on the upper portion of the walking assembly, an auxiliary obstacle crossing assembly is arranged on the bearing plate, and the auxiliary obstacle crossing assembly comprises telescopic parts arranged at the front end and the rear end of the bearing plate; the telescopic part stretches or shrinks in the vertical direction; the accommodating mechanism is arranged at the upper part of the bearing plate; through the combined design of the moving mechanism and the containing mechanism, the whole device becomes a'tool warehouse 'capable of moving autonomously, the problems that rush-repair personnel lift the hand and get on and off a vehicle difficultly are solved, manpower is liberated from heavy physical labor, the preparation time before work is remarkably shortened, and the emergency response speed is increased; through the design of the auxiliary obstacle crossing assembly, the front end and the rear end of the equipment can be lifted up in sequence when an obstacle is crossed, so that the walking assembly does not make contact with the obstacle, and the problem that the walking assembly is stuck by the obstacle is avoided.

A charging device for grade sorting of bamboo canes comprises a support, the top of the support is fixedly connected with a connecting rod, one side of the connecting rod is provided with a roller conveying belt, one side of the top of the connecting rod is provided with a supporting rod, the top of the output end of the supporting rod is fixedly connected with a first limiting plate, and the bottom of the connecting rod is provided with a guide assembly. The guide assembly comprises an air cylinder, an electric push rod, a rotating shaft, a guide rod, a first mounting plate and a second mounting plate, the electric push rod is mounted on one side of the air cylinder, one side of the electric push rod is rotationally connected with the rotating shaft, and the guide rod is rotationally connected to the rotating shaft. The supporting rods are matched with the first limiting plates, in the bamboo strip conveying process, the upper portions of bamboo strips are limited through the first limiting plates at the front end and the rear end, the two ends of the bamboo strips are prevented from tilting up from the conveying belt, the limiting effect is achieved, the problem that an existing loading device is likely to be clamped in the bamboo strip conveying process is solved, and the bamboo strip conveying efficiency is improved. The daily use is convenient.

The six-degree-of-freedom platform based on the electric cylinder comprises a platform structure and a buffering structure, and the platform structure is arranged on the buffering structure in a limiting mode. The platform structure is used for six-degree-of-freedom adjustment, a ball rod is in universal connection with the platform plate, height adjustment of the platform plate is controlled through a telescopic rod and an electric control telescopic adjusting base, and an electric cylinder is connected with a first hooke joint and a second hooke joint to control angle adjustment of the platform plate; the buffering structure is used for buffering and supporting the bottom of the platform structure, the platform structure comprises a platform plate, a first hooke joint, an electric cylinder and a second hooke joint, the lower end of the platform plate is fixedly connected with the first hooke joint, the electric cylinder is arranged at the lower end of the first hooke joint, and the lower end of the electric cylinder is hinged to the second hooke joint. The lower end of the second hooke joint is fixedly connected with a chassis. According to the six-degree-of-freedom platform based on the electric cylinder, the purpose of multi-angle regulation and control is achieved through structural arrangement.

This application relates to the technical field of motor rust prevention, and in particular to a coal mining machine motor with an anti-rust stop. It includes a load cavity and a motor body, the motor body being disposed inside the load cavity. A motor flange is provided at one end of the motor body. The load cavity has a load stop that mates with the motor flange. The motor flange has a body stop that mates with the load stop. A sealing groove is formed on the surface of the body stop, and a sealing device is provided within the sealing groove. The sealing device is used to seal the gap between the body stop and the load cavity. Compared to existing technologies, this application has stronger sealing protection capabilities, effectively preventing moisture from entering between the motor body and the load cavity, thereby solving the problems of rust prevention and easy disassembly of motors in extremely harsh environments.

The invention discloses a sweet potato baking and selling all-in-one machine and a using method thereof, and relates to the technical field of sweet potato baking and selling machines, the sweet potato baking and selling all-in-one machine comprises a first shell, and a feeding device, a microwave prefabricating mechanism, a sweet potato transfer mechanism, a hot air baking mechanism and a discharging and packaging mechanism are installed in the first shell; a sweet potato sleeve is arranged in the microwave shell; one end of the hot air baking shell is provided with a folding paperboard which can be stretched and contracted, and the folding paperboard can be switched between a corrugated paperboard and a paper sleeve; a plurality of cooling plates are installed in a conveying and storing channel of the feeding device in a matched mode. The sweet potato processing device is unique in an efficient sweet potato processing flow, the sweet potatoes are firstly subjected to microwave heating operation once through the microwave prefabricating mechanism in the sweet potato processing device, then the sweet potatoes are subjected to hot air baking through the hot air baking mechanism, and by means of the mixed heating mode, the meal delivery speed can be higher, and a large amount of heat can be saved.

The utility model provides a kind of guide mechanism for material handling trolley, including trolley body, the lower of trolley body is equipped with guide mechanism, guide mechanism includes mounting seat and two guide wheels, two sliding slots are respectively set in mounting seat, guide wheel is rotatably connected in the lower end of pivot rod by bearing, pivot rod is slidingly connected in sliding slot, two guide wheels are respectively and the both sides of track rolling connection, mounting seat and pivot rod between still be equipped with elastic compression mechanism.The utility model's guide mechanism is contacted with the horizontal radial force of two guide wheels and the two sides of track, provides lateral turning torque for trolley to pass bend, so that trolley can smoothly realize turning function;And by elastic compression mechanism, pressure is applied to guide wheel, the close contact of guide wheel and the both sides of track is guaranteed, so as to guarantee trolley to walk stably on track, solve the problem that trolley is easy to deviate from track or jam in prior art.

The embodiment of the invention provides a video file jump playing method and device, equipment and a storage medium. The method comprises the following steps: determining a target timestamp indicated by a jump request in response to the jump request for a video file; determining an audio frame initial decoding position corresponding to the target timestamp through a video key frame index table; and starting to carry out audio frame decoding on the video file from the audio frame decoding starting position, and playing decoding data of a target audio frame under the condition that the target audio frame corresponding to the target timestamp is decoded. According to the technical scheme provided by the embodiment of the invention, when the audio key frame index table of the video file is abnormal, the playing position of the audio frame is searched and analyzed through the video key frame index table, and the purpose of quickly starting playing after dragging the playing progress bar is achieved.

The invention discloses self-adaptive gobi gravel curtain layer restoration integrated equipment, and belongs to the technical field of ecological restoration. The equipment comprises a machine body and at least one rotary spreading unit, wherein the rotary spreading unit comprises a rotary barrel, a rotary shaft, a driving motor, a stirring piece and a transmission mechanism. The rotating barrel is a vertically-arranged cylindrical barrel, and a plurality of discharging openings are evenly formed in the end face of the bottom end of the rotating barrel in the circumferential direction. The rotating shaft is coaxially and fixedly connected with the rotating barrel; the stirring piece is sleeved on the outer side of the rotating shaft and can slide along the axial direction. When the rotary barrel rotates, the gravels in the barrel are forcibly stirred and mixed under the action of centrifugal force and the stirring piece, and the mixed gravels are uniformly thrown out from the blanking port under the action of continuous centrifugal force to form planar spreading. Accurate control over the coverage rate is achieved through the multi-dimensional adjusting mechanism, the problems that in traditional construction, the gravel coverage rate cannot be accurately controlled, and uniformity is poor are solved, and efficient, continuous and accurate gobi gravel curtain layer repairing operation is achieved.

The utility model belongs to the technical field of platform doors, and particularly relates to a rail transit platform door which comprises a platform door body installed in a door pocket frame in a sliding mode. Fixing plates are installed at the two ends in the door pocket frame, guide rods are connected between the upper ends and the lower ends of the fixing plates, the back face of the platform door body slides on the guide rods through guide sliding blocks, a driving mechanism for driving the platform door body to transversely and horizontally reciprocate is installed at the tops of the fixing plates, and the driving mechanism comprises a synchronous belt, a driving motor and a synchronous wheel. The platform door body is movably opened and closed in the door pocket frame through the top sliding strip and the limiting roller; the driving motor drives the synchronous belt to operate through the driving wheel and the synchronous wheel, the synchronous belt is fixedly connected with the top of the guide sliding block, the synchronous belt drives the guide sliding block to slide from one end of the guide rod to the other end, and therefore stable opening and closing of the platform door body are achieved. The problem of jamming can be prevented, and passengers can enter and exit safely and normally; operation is convenient, and stability is good.

The invention provides a control method and device for preventing a water pump from being stuck, a once-through pump is installed on a heating pipeline, and the method comprises the steps that whether the once-through pump meets the preset reverse triggering requirement or not is judged; if the once-through pump meets the preset reverse triggering requirement, the once-through pump is controlled to rotate reversely; and after the direct current pump rotates reversely for a preset time period, the direct current pump is controlled to rotate forwards. According to the control method for preventing the water pump from being stuck, the problem that the water pump is stuck can be automatically solved, and the processing efficiency and convenience are improved.

The utility model relates to the technical field of coating oven devices, in particular to a coating oven hull lifting mechanism which comprises an oven body and an air bellow hull arranged on the oven body and further comprises a lifting structure used for driving the air bellow hull to ascend and descend, and the lifting structure comprises a lifting assembly arranged on the oven body and a driving assembly used for driving the lifting assembly. The lifting assembly comprises a first lead screw lifting set and a second lead screw lifting set. The driving assembly comprises a motor arranged on the box body, and a first transmission shaft and a second transmission shaft which are arranged on the motor, the first transmission shaft is connected with the first lead screw lifting group, and the second transmission shaft is connected with the first lead screw lifting group and the second lead screw lifting group. Through the arrangement, on one hand, the problem of jamming caused by uneven pressure difference due to the adoption of a plurality of air cylinders can be avoided; on the other hand, operation of the first lead screw lifting set and the second lead screw lifting set can be controlled through the motor, and then the stroke of the bellows hull is accurately controlled.

The invention discloses a cabin door sliding rail with a directional block and a cutting process thereof, and relates to the field of cabin door sliding rails. According to the cabin door sliding rail with the orientation block and the cutting process thereof, the cabin door sliding rail comprises a plurality of bases, a plurality of guiding units, a positioning unit and a plurality of stabilizing units. According to the cabin door sliding rail with the directional blocks and the cutting process thereof, the positioning sliding blocks on the connecting frame are connected to the inner walls of the positioning grooves in a sliding mode, meanwhile, the limiting sliding blocks on the two sides of the sliding frame slide along the inner walls of the sliding guide frames, the positioning sliding blocks are additionally arranged in the base so that the overall moving smoothness can be improved, and therefore the cabin door can move stably; when the cabin door shakes, the positioning seat is pushed to be in contact with the limiting rail under the rebound of the positioning spring, the cabin door is prevented from shaking left and right, the recovery of the cabin door to the initial position is accelerated, and the situation that the sliding frame collides with the sliding guide frame, and consequently sliding of the sliding frame is blocked is avoided.

The utility model discloses an anti-pipe-clamping hole aligning device for tunnel drilling and blasting method construction and a charging trolley. The anti-pipe-clamping hole aligning device comprises an explosive feeding hose, a swing mechanism for driving the explosive feeding hose to bend, a guide mechanism for guiding the explosive feeding hose to enter a blast hole and a pipe shaking mechanism for driving the guide mechanism to vibrate. The swinging mechanism drives the explosive feeding hose to swing by 90 degrees, and the pipe shaking mechanism drives the explosive feeding hose to vibrate at high frequency through the guide mechanism, so that the problem that the explosive feeding hose is blocked in a blast hole can be effectively solved, continuous transportation of the explosive feeding hose in the blast hole is realized, and the explosive charging efficiency is improved.

This application discloses a pair of pliers that is easy to assemble and disassemble, including a left and a right pair of pliers arranged in a cross configuration. The left pliers have a left plier shaft portion, and the right pliers have a right plier shaft portion. The left plier shaft portion includes a left connecting seat with a connecting groove. A connecting sleeve with internal threads is concentrically arranged in the connecting groove. The right plier shaft portion includes a right connecting seat with a gasket mounting groove and a connecting sleeve on opposite sides. A connecting hole is formed at the bottom of the gasket mounting groove. During assembly, the connecting sleeve is inserted into the annular mounting groove outside the connecting sleeve, and the bolt passes through the gasket and the connecting hole and is screwed into the internal thread of the connecting sleeve. Therefore, the pliers provided by this application can be assembled and disassembled using only a screwdriver. Its double-sleeve structure allows for both sliding rotation and adjustment of tightness at any time by tightening the bolt. The two pliers can be separated by removing the bolt, making it convenient to clean the dirt inside the pliers. The assembly and maintenance are simple, and the gasket forms an end face seal to prevent lubricating oil from seeping out, thus avoiding dirty hands and clothes.

The utility model discloses a fall box mechanism, this mechanism includes frame body, lifting mechanism, first falling mechanism, the middle position of frame body forms the accommodation cavity for accommodating the stacked meal box, lifting mechanism sets up in the left and right sides of the accommodation cavity for the control of the edge of the upper layer meal box in the stacked meal box to the lifting state, first falling mechanism sets up in the left and right sides of the accommodation cavity and is located the below of lifting mechanism, for the control of the edge of the lower layer meal box in the stacked meal box to the lifting state.

The utility model discloses a silk thread guiding device, and relates to the technical field of composite material production. In order to mainly solve the problems that when the existing silk threads are pulled to a textile machine tool from a thread stand, due to the lack of a guide device, the silk threads rub with one another to cause the phenomena of hair growth and hair falling, and the machine tool is clamped after the fallen silk thread hair is sucked into the machine tool, the following technical scheme is provided: the guide device comprises a guide frame, a hair removal assembly and a guide assembly, the hair removal assembly and the guide assembly are arranged at the top of the guide frame, a plurality of hair removal cavities are formed in the middle of the hair removal assembly, each hair removal cavity corresponds to one guide assembly, and silk threads penetrate through the hair removal cavities and then enter the guide assembly; the guide assembly comprises a plurality of guide parts, and each silk thread bypasses each guide part of one guide assembly and then enters the textile machine tool. According to the utility model, redundant wool of silk threads can be effectively removed, the operation efficiency of a textile machine tool and the stability of a production line are improved, and the maintenance and cleaning time is shortened, so that the production efficiency is improved.

The utility model discloses a blow-off pipe, a blow-off module and a closestool, the blow-off pipe is provided with a sewage inlet located in the front side and a sewage outlet located in the upper end, and the sewage inlet is arranged to be communicated with a sewage outlet of a closestool body; wherein the blow-off pipe can rotate between an initial position and a blow-off position around the central axis of the sewage inlet relative to the closestool body, and at the blow-off position, the blow-off opening faces the discharge opening of the blow-off box to discharge sewage; the blow-off pipe comprises a pipe body, the pipe body is arranged to be installed in the blow-off box, a flow guide rib is further arranged on the outer wall face of one side of the pipe body, the flow guide rib extends in the downward inclined direction from the first end to the second end, and the pipe body is arranged to rotate towards the side away from the flow guide rib to reach the blow-off position. According to the scheme, the problem that the blow-off pipe is blocked by dirt and cannot rotate can be solved.

This utility model provides a cable asphalt coating device, belonging to the field of asphalt coating technology. It includes: an asphalt melting tank with a heating element inside; a baffle plate fixedly installed inside the asphalt melting tank, dividing it into a melted zone and a remelting zone; solid asphalt in the remelting zone is heated and melted before flowing to the melted zone; an asphalt drive wheel located in the melted zone and rotatably connected to the asphalt melting tank; and a conveyor plate fixedly installed inside the asphalt melting tank, with its first end extending into the tank to receive asphalt transferred from the drive wheel, and its second end located outside the tank. The advantage is that by setting a baffle plate inside the asphalt melting tank to divide it into a remelting zone and a melted zone, effective separation of solid asphalt and melted asphalt is achieved. This structure effectively prevents incompletely melted asphalt blocks from entering the subsequent coating area, thus avoiding the problem of the drive wheel jamming due to foreign matter blockage, and improving the stability and reliability of the equipment operation.

The utility model relates to the technical field of vibration discs, and discloses a vibration disc anti-jamming structure which comprises a machine body, a first cover plate is installed on the top of the machine body, a rocker is installed on the top of the first cover plate, a connecting block is fixedly connected to the bottom of the rocker, and a threaded rod is fixedly connected to the bottom end of the connecting block. The outer side of the threaded rod is in threaded connection with a threaded block, the bottom of the threaded rod is fixedly connected with a limiting block, the outer side of the threaded block is fixedly connected with a connecting rod, the right end of the connecting rod is fixedly connected with a trapezoidal block, and a conveying mechanism is installed on the outer side of the machine body and used for evenly conveying materials into the machine body. According to the material pushing device, due to the fact that a large number of materials are accumulated in equipment and clamping occurs, the interior of the equipment can be processed through the trapezoidal block by rotating the rocker, the clamped materials are pushed, and the clamping problem can be solved.

The present invention discloses an explosion-proof pressure relief valve and a battery pack assembly, which relate to the field of new energy technology, and specifically include: a valve body, which is provided with a stepped through hole inside; a valve core, which includes a guide rod in the form of a stepped shaft, the small diameter portion of the guide rod and the small diameter portion of the stepped through hole are slidably mounted, and the two are provided with elastic parts along the relative sliding direction; the guide rod is provided with an air permeable channel along the axis, the large diameter end of the guide rod is provided with a breathable membrane for sealing the air permeable channel, and the small diameter portion of the guide rod is radially provided with radial air holes connected to the air permeable channel; the explosion-proof pressure relief valve and the battery pack assembly adopt a two-stage pressure relief method to ensure the pressure relief effect, and by providing the air permeable channel and the radial air permeable holes in the guide rod, the air path between the valve body and the valve core is unblocked, and the annular space between the valve body and the valve core is eliminated, so as to solve the problem that the valve core is easily stuck with the valve body when subjected to radial force while ensuring the maximum flux.