65 results about "Mechanical abrasion" patented technology

The utility model relates to the technical field of angle control devices, in particular to a metal plate bending angle control device which comprises a base table, a frame plate, a hydraulic rod, a bending punch and a hydraulic conveying assembly, the top end of the base table is fixedly connected with the hydraulic conveying assembly, the outer side of the hydraulic conveying assembly is fixedly connected with an angle adjusting assembly, and the hydraulic conveying assembly comprises a storage box. An oil passing opening is formed in the left end of the storage box, a first electromagnetic valve is fixedly connected to the inner side of the oil passing opening formed in the storage box, a self-sucking pump is fixedly connected to the left side of the storage box, a middle fixing table is fixedly connected to the left end of the self-sucking pump, and a branch channel and a communicating channel are formed in the lower end of the middle fixing table. According to the metal plate bending angle adjusting device, angle adjustment is achieved through a hydraulic system, the mechanical abrasion phenomenon is greatly reduced, the service life of the angle adjusting device is prolonged, and meanwhile the accuracy of the metal plate bending angle is ensured.

According to the integrated thermal management method for the secondary circuit of the new energy automobile, mechanical abrasion or electrical faults are accurately recognized by monitoring the rotating speed and the current signal of the main water pump in real time, and the standby water pump is rapidly switched to guarantee circulation continuity of cooling liquid; meanwhile, the opening degree of the electric control valve is dynamically adjusted to optimize flow distribution of each branch, and the temperature of the battery is maintained in a safe interval in combination with multi-point temperature data fusion processing; in addition, by means of branch isolation and bypass channel switching, local faults can be handled in time, and the overall cooling capacity is maintained. According to the invention, the stability and safety of the thermal management system in multiple scenes are obviously improved.

The embodiment of the utility model discloses a taping embroidery device and an embroidery machine. The device comprises a presser foot rotation driving mechanism for driving a presser foot sleeve to synchronously rotate along with the embroidery stitch direction. The device comprises a charging tray rotation driving mechanism for driving a charging tray shaft sleeve to rotate, and the charging tray shaft sleeve synchronously rotates relative to a presser foot sleeve during sawtooth embroidery operation. The device comprises a swing rod structure which is installed on a material disc shaft sleeve and provided with a first conveying piece. The device further comprises a feeding lifting driving mechanism which drives the feeding shaft sleeve to ascend and descend so as to drive the swing rod structure to swing, so that the first conveying piece swings on the left side and the right side of a path formed in the embroidery stitch direction, and sawtooth embroidery is completed. In this way, the swing rod structure is additionally arranged on the material disc shaft sleeve, swing of the conveying piece is achieved based on an existing feeding driving part, implementation is convenient, and mechanical abrasion caused by frequent rotation of the presser foot sleeve is reduced. And during alternate embroidering, another operation to be alternately executed is not influenced.

The invention belongs to a material grabbing device in the field of optical storage equipment, particularly relates to the field of optical disc taking and placing, and discloses an optical disc taking and placing device and method.The optical disc taking and placing device comprises a supporting cylinder, a through hole is formed in the bottom of the supporting cylinder, a shaft rod is fixed in the through hole, and a permanent magnet claw arm is rotationally connected to the outer side of the shaft rod; the permanent magnet claw arm penetrates through the through hole and is connected with the hook block, a fixing ring is fixed to the bottom of the iron core, a hydraulic mechanism is fixed in the bottom of the supporting cylinder, the hydraulic mechanism penetrates through the fixing ring and is connected with the permanent magnet claw arm, and a pressing fixing mechanism is fixed to the bottom of the supporting cylinder. The abutting fixing mechanism is connected with the hydraulic mechanism through a first connecting pipeline. According to the optical disc picking and placing device, the action of the three permanent magnet claw arms is controlled through the magnetic pole interaction of the permanent magnets and the electromagnets, compared with traditional mechanical driving, the advantages of no friction loss and high control precision are achieved, and the reliability problem caused by mechanical abrasion in the prior art is solved.

The embodiment of the invention provides a preparation method of graphene composite powder. The preparation method comprises the following steps: adding a mixed material of powder and a solid carbon source into a reaction cavity; vacuumizing the interior of the reaction cavity, and then filling inert gas to normal pressure; treating the mixed material in the reaction cavity by adopting an acoustic resonance process, and setting sound wave frequency, acceleration, treatment time and material temperature; and collecting products, and cleaning and separating powder. A mixed material in a reaction cavity is treated by adopting an acoustic resonance process, direct contact friction between a grinding material and powder is avoided through acoustic resonance mixing, the risk that impurities are introduced due to mechanical abrasion is reduced, and the problems that the cost is high and the compounding efficiency is low when graphene powder is prepared through a conventional vapor deposition method are solved; the acoustic streaming effect generated by resonance can permeate into the powder aggregate, the aggregate structure is effectively disassembled and is not influenced by different material densities, powder particles with different particle sizes and different components are promoted to be uniformly dispersed and interacted, and the shape of the original powder is not changed.

The invention discloses an electric power insulator cleaning strength intelligent control system based on sewage collection and analysis, and belongs to the technical field of electric power insulator cleaning. And the corresponding relation between the sewage turbidity and the visual pollution degree is established and utilized, and the cleaning strength of the execution unit is dynamically adjusted. According to the method, the effectiveness of the current cleaning action and the stubborn degree of the dirt can be more accurately judged, so that the cleaning strength is adjusted, and the situation that high-strength cleaning parameters are continuously used under the condition that the dirt is basically removed or is not stubborn is avoided; unnecessary mechanical abrasion and chemical erosion of the brush and the enamel surface of the insulator are remarkably reduced, and the service life of the insulator and the service life of a cleaning executing mechanism are prolonged.

The utility model discloses an activation furnace for porous carbon production, which comprises a bottom plate and a furnace body, the upper end of the bottom plate is fixedly connected with two groups of fixing frames, the furnace body is rotatably connected in the two groups of fixing frames, the two ends of the furnace body are fixedly connected with annular toothed plates, a piston is slidably connected in a device cylinder, and the piston is connected with a piston rod. A driving assembly for driving the piston to slide is installed in the device cylinder, and one-way valves are installed in the two connecting pipes. Lubricating agents are pushed by the piston to be automatically conveyed to the spraying plate from the external container through the connecting pipe and then evenly sprayed to the meshing area between the gear and the annular toothed plate, it is guaranteed that the contact portion of the gear and the toothed plate is always kept lubricated in the high-temperature and dust environment, abrasion caused by increasing of friction force is reduced, and the service life of the gear is prolonged. Therefore, friction force between the annular toothed plate and the gear is relieved, mechanical abrasion is reduced, and the risks of clamping stagnation and tooth breakage are reduced.

The utility model relates to the field of propelling devices, in particular to a lateral turbine propelling device based on a ship. Comprising a flow guide cylinder, a propeller and a sealing assembly, the propeller is installed in the flow guide cylinder, the sealing assembly is located on the outer wall of the flow guide cylinder, the sealing assembly comprises two fixing bases and a plurality of limiting bolts, the fixing bases are fixedly connected with the outer wall of the flow guide cylinder, rotating shafts rotationally penetrate through the inner walls of the fixing bases, and the arc surfaces of the rotating shafts are fixedly connected with connecting plates; and one side of the connecting plate is fixedly connected with a sealing plate. The lateral turbine propelling device based on the ship has the advantages that personnel can seal or open the guide cylinder in the device according to start and stop conditions of the propelling device, water flow can be prevented from scouring and corroding components such as propeller blades and bearings, mechanical abrasion can be reduced, the service life of equipment can be prolonged, and the service life of the equipment can be prolonged. And sundries are prevented from entering the propeller, and equipment is prevented from being damaged or blocked.

This invention relates generally to a method for producing a purer plastic from a first plastic. More specifically, the first plastic is purified, wherein surface contamination present on the first plastic is reduced by mechanical abrasion.

The clamp convenient to install comprises a sleeving part, a main body part, a spring collet chuck and a compression nut, one end of the sleeving part is connected with an external machine tool, the other end of the sleeving part is provided with a first opening, a first cavity is formed in the first opening, one end of the main body part is connected into the first cavity in a sleeving mode, and the other end of the main body part is connected with the spring collet chuck. The other end of the spring collet chuck is clamped with the compression nut, the compression nut is connected with the main body part, a first connecting hole penetrating through the sleeving part is formed in the outer wall of the sleeving part, a second connecting hole is formed in the main body part, a limiting groove is formed in one end of the main body part, and a limiting rod is arranged in the first cavity; when one end of the main body part is sleeved with the first cavity, the limiting rod and the limiting groove are clamped so that the main body part can not rotate easily, the first connecting hole and the second connecting hole coincide correspondingly, the midperpendicular of the center line where the second connecting hole and the first connecting hole are located and the midperpendicular of the limiting rod are located on the same straight line, and the main body part and the sleeving part are in sleeve type connection. Mechanical abrasion is not easy to generate, and installation is firm.

The utility model relates to the technical field of screw locking jigs, and discloses an automobile steering motor ECU assembly screw locking jig which comprises a bottom plate, a containing plate is installed on the bottom plate through an installation assembly, a limiting assembly is arranged on the containing plate, an installation plate is arranged on the bottom plate, the installation plate is arranged on one side of the containing plate, and the limiting assembly is arranged on the installation plate. A locking cover plate is mounted at the top end of the mounting plate through a rotating shaft, a plurality of screw locking position holes are formed in one side of the locking cover plate, penetrate through the locking cover plate and extend to the other side of the locking cover plate, and the screw locking position holes correspond to the limiting assembly in position; according to the device, through the arranged dust collection assembly, powder generated by screwing can be sucked away and prevented from entering the equipment to cause aggravation of mechanical abrasion, the service life of the equipment is prolonged, and the problem that in the prior art, the service life of the equipment is shortened is solved.

The invention relates to the field of dexterous hands, in particular to a dexterous hand calibration method and device, a dexterous hand, equipment and a medium. The method comprises the following steps: receiving a dexterous hand calibration instruction; controlling the dexterous hand to perform preset calibration operation according to the calibration instruction; acquiring motor data of the dexterous hand in a preset calibration operation process in real time; when the motor data indicates that the dexterous hand completes the preset calibration operation, acquiring pressure data of the dexterous hand; judging whether the pressure data meets a preset pressure condition or not to obtain a pressure judgment result; when the pressure judgment result indicates that the pressure data meet the preset pressure condition, it is judged that calibration of the dexterous hand is successful. Thus, through dual verification of confirming the position of the dexterous hand through motor data and confirming the state of the dexterous hand through pressure data, false calibration caused by mechanical abrasion, foreign matter interference or sensor drifting is orderly avoided, and the truth value degree and the credibility of a calibration result are remarkably improved.

The invention provides a cushion material for a brake pad, a preparation method of the cushion material and a preparation method of the brake pad, and relates to the technical field of automobile parts. Based on the total mass of the cushion material, the cushion material is prepared from the following components in percentage by mass: 20 to 25 percent of straight-chain phenolic resin, 0.5 to 1.0 percent of aramid fiber, 30 to 40 percent of steel fiber, 10 to 15 percent of gamma-aluminum oxide, 10 to 20 percent of kaolin and 10 to 20 percent of barite. When in use, the cushion material is arranged between a friction material and a steel backing and has good bonding performance with the friction material and the steel backing, good shearing force of a brake pad is guaranteed, and when the brake pad is abraded to a cushion layer, high-frequency noise similar to a mechanical abrasion sensor can be generated to remind a driver to replace the brake pad.

The utility model discloses a keyboard fixing buffer structure based on homopolar repulsion of magnets, which relates to the field of fitness equipment, solves the problems of aging, abrasion and unstable performance of the traditional buffer material, and comprises a keyboard shell, a PCB (printed circuit board) and a magnet component, the PCB is arranged above the bottom in the keyboard shell, the magnet component comprises a plurality of groups of magnets, and the magnets are arranged in the keyboard shell. The number of each group of magnets is two, the two magnets are arranged in parallel in the vertical direction, the two magnets are fixedly installed at the inner bottom of the keyboard shell and on the PCB respectively, and the magnetic poles of the adjacent side faces of the two magnets are the same; the bottoms of the two sides of the PCB are connected with the inner bottom of the keyboard shell through positioning structures, the performance is stable, magnets do not make physical contact, and the problem of traditional mechanical abrasion is solved; the high-performance neodymium magnet has excellent demagnetization resistance, and the buffering performance is stable for a long time; by designing the fixed magnet fixing sleeve, a complex adjusting mechanism is avoided, and the manufacturing and maintenance cost is reduced.

The utility model provides safety protection equipment for water drilling operation, and relates to the technical field of drilling operation. Comprising a supporting frame, a first protective shell and a second protective shell, a bearing is arranged on the upper surface of a protective plate, a mud scraping plate is arranged on the inner side of a first gear ring, the mud scraping plate is in a right trapezoid rod shape, and a first gear is arranged at the output end of a first motor. The protection plate can be used for blocking broken stones and soil splashed in the drilling process, the broken stones and the soil splashed all around are prevented from entering a motor bearing or a sealing part, mechanical abrasion is accelerated, the mud scraping plate is designed to be in a right trapezoid shape, the attaching angle between the mud scraping plate and the protection plate is 75 degrees, and part of sludge attached to the small surface of the protection plate is effectively scraped when the mud scraping plate rotates; a first gear at the output end of a first motor at the top end of a mounting frame is in meshed connection with a first gear ring, operation of the first motor can make a scraper rotate at a constant speed, and it is prevented that sludge on the lower surface of the scraper is accumulated, and normal use of the protection plate is affected.

The application discloses a degradable self-polishing anchor type amphiphilic antifouling coating and preparation and application thereof, and belongs to the field of antifouling technology coating. In view of the problem that in the prior art, the physical blending of an amphiphilic auxiliary agent is easy to flow out, leading to non-long-acting antifouling performance, a covalent anchoring strategy is provided. The coating takes degradable polyhydroxyalkanoate as a matrix, and an amphiphilic transfer agent with a reactive end group is used. Through a sequential double-curing crosslinking system, the transfer agent is guided to be enriched on the surface during the curing process, and is chemically bonded in situ, so that a firm amphiphilic functional layer is formed. Compared with the physical blending system in which the functional layer is easy to flow out, the coating of the application still has excellent anti-mucus performance after being subjected to solvent wiping and mechanical abrasion, the leaching rate of the functional component is extremely low, and the unification of long-acting broad-spectrum antifouling and low ecological toxicity is achieved.

The utility model relates to the technical field of shears-fork type lifters, in particular to a shears-fork type lifter with good stability, which comprises a base, a first connecting block, a long hinge rod, a short hinge rod, a second hinge block and a bearing platform, and further comprises a long deviation rectifying shaft arranged at the position of an end point of the long hinge rod, and a second deviation rectifying shaft arranged at the position of an end point of the short hinge rod. The long hinge rods on the front and rear sides are connected; the short deviation rectifying shaft is arranged at one end part of the short hinge rod, and the short deviation rectifying shaft is arranged at the other end part of the short hinge rod; and the other end part is hinged with the long deviation rectifying shaft. According to the scissor lift with the good stability, in the lifting process, the stability of the lifting process can be kept through the first clearance compensation sleeve and the second clearance compensation sleeve, a reasonable clearance is kept between the long hinge rods and the short hinge rods or between the long hinge rods, mechanical abrasion is reduced, and the bearing platform can be kept stable through the stabilizing rods; and shaking is reduced.

The utility model discloses a corundum armor three-resistance carrier roller which comprises a roller which is fixed on a tubular shaft and can rotate along with the tubular shaft, the roller is made of plastic, ceramic blocks are fixedly arranged on the outer surface of the roller at intervals, and the ceramic blocks and the plastic are integrally formed in one step through injection molding. Compared with an existing ceramic carrier roller, the ceramic carrier roller is light in weight, the weight of the ceramic carrier roller can be reduced by 50-70%, the ceramic carrier roller is high in mechanical strength, corrosion resistance and impact resistance and small in mechanical abrasion, the service life of the ceramic carrier roller reaches 8-10 years, mechanical transmission is stable and reliable when the ceramic carrier roller is used, and conveying efficiency is high. The ceramic roller can normally work in the environment with high corrosion and oxidizability, the ceramic blocks and the roller are made into a whole in an injection molding mode, firmness and reliability are achieved, and materials are saved.

The invention discloses a method and system for testing wear resistance of a washing machine standard sample, and relates to the field of washing machine performance tests.The method comprises the steps that a regular super-hydrophilic stripe pattern is constructed on the surface of standard washing cloth through a mask spraying technology, and a fluorescent tracer sensitive to mechanical wear is evenly loaded on fibers through an impregnation method; a patterned fluorescence function standard sample is obtained; initially weighing the patterned fluorescence function standard sample, and respectively acquiring an initial appearance image and an initial fluorescence image under a standard light source and ultraviolet light; mixing the patterned fluorescent function standard sample with the standardized simulation piece to form a mixed load; and putting the mixed load into the washing machine for standard washing. The method provides more comprehensive data support for the design optimization of the washing machine by quantifying the function decline and microscopic damage of the fabric, improves the authenticity simulation of the test load, and solves the technical problem that the physical wear and the function characteristic decline cannot be evaluated at the same time in the prior art.

The utility model provides a positioning device for mechanical electrical equipment, which comprises a positioning mounting frame, the positioning mounting frame is fixed on mounting equipment of the mechanical electrical equipment, a sliding groove is arranged in the middle of the positioning mounting frame, a mounting seat is arranged in the sliding groove in a sliding manner, the mechanical electrical equipment is mounted on the mounting seat, and penetrating grooves are arranged at the upper end and the lower end of the sliding groove. End plates are arranged at the upper end and the lower end of the installation base, the end plates are located in the penetrating grooves and are in sliding fit with the penetrating grooves, locking mechanisms are arranged at the outer ends of the end plates, and the installation base can be locked at any position of the sliding grooves through the locking mechanisms. According to the utility model, a sliding-locking integrated structure is adopted; stepless adjustment and instantaneous fixation of the position of equipment are realized through cooperation of a sliding chute and a double-end locking mechanism; the sand layer-thread composite locking design is adopted, the mechanical abrasion is reduced while the locking force is guaranteed, and the mounting requirements of more than 90% of mainstream equipment are met through the standardized mounting hole matrix and the adjustable end plate.

The invention relates to the technical field of vehicle-mounted refrigerators, and particularly discloses a motorcycle vehicle-mounted refrigerator which comprises a refrigerator body, a door body is hinged to one side of the refrigerator body through a hinge, an anti-theft base assembly is arranged at the bottom of the refrigerator body, and lock catch assemblies are arranged between the refrigerator body and the door body and between the refrigerator body and the anti-theft base assembly. An air duct cooling assembly is arranged at the bottom of the box body, a charging assembly is detachably arranged at the top of the door body, and an expansion platform assembly is detachably arranged on the outer wall of the box body. According to the motorcycle vehicle-mounted refrigerator, the lock cylinder does not intervene in a daily buckling mode, locking is achieved only through a lock catch mechanical structure, mechanical abrasion of the lock cylinder is reduced, the service life of the lock cylinder is prolonged, in a safe locking mode, the lock body is mechanically clamped by the locking end of the lock cylinder, so that a spring bolt is also clamped, the lock catch structure can provide pre-tightening force, it is ensured that a door body is sealed, and the lock body can be internally and externally hung; and the problems of safety and sealing of the door body during movement and storage of the vehicle-mounted refrigerator are effectively solved.

The utility model discloses a rubber sealing element raw material mixing tank, which belongs to the technical field of rubber sealing element processing, and comprises a material mixing tank, a stirring part, a discharging assembly, a rack and an air pressure adjusting pipe, the rack is provided with the material mixing tank, the discharging assembly is arranged outside the material mixing tank, the air pressure adjusting pipe is arranged outside the material mixing tank, and the stirring part is arranged on the air pressure adjusting pipe. A stirring part is arranged in the mixing tank. Compared with the prior art, the utility model has the advantages that the mixed raw materials are discharged stage by stage through the plurality of discharge branch pipes with different pipe diameters, so that the influence of material flushing generated by opening and closing the pipeline on the discharge precision is continuously reduced, and the material using precision is improved; by means of the inclined mixing tank, the rotating shaft of the stirring part and the axis of the mixing tank coincide, mixing stirring except the stirring direction is increased by means of inclination of the mixing tank, different from shaking, mechanical abrasion to the mixing tank is smaller.

The invention discloses degradable self-polishing anchored amphiphilic antifouling paint as well as preparation and application thereof, and belongs to the field of antifouling technology paint. The invention provides a covalent anchoring strategy to solve the problem that the antifouling property is not long-acting due to the fact that amphiphilic auxiliaries are easy to lose during physical blending in the prior art. According to the coating, degradable polyhydroxyalkanoate is used as a matrix, and an amphiphilic migration agent with a reactive end group is adopted. Through a set of sequential dual-curing cross-linking system, a migration agent is guided to be enriched on the surface in the curing process, and in-situ chemical bonding is carried out, so that a firm amphiphilic functional layer is formed. Compared with a physical blending system in which a functional layer is easy to lose, the coating disclosed by the invention still keeps excellent anti-grume performance after being wiped by a solvent and mechanically worn, the leaching rate of functional components is extremely low, and the unification of long-acting broad-spectrum antifouling and low-ecological toxicity is realized.

An anti-theft electric energy metering box disclosed by the present invention comprises a box body, a box door is hinged and installed on the box body through an anti-theft hinge, the anti-theft hinge comprises a fixed sheet, a rotating shaft is rotatably installed on the fixed sheet, the upper side and the lower side of the rotating shaft are fixed on a movable sheet, and a fixed capacitive angular displacement sensor is arranged in the fixed sheet. The rotating shaft penetrates through the detection end of the capacitive angular displacement sensor; the anti-theft box further comprises an anti-theft mechanism which is arranged between the box body and the box door. The capacitive angular displacement sensor is integrated through the anti-theft hinge, opening angle data of the box door can be captured in real time, a certain threshold value is set in combination with the control module, normal operation and illegal invasion can be accurately distinguished, and compared with a traditional single displacement sensor and a capacitive non-contact measurement mode, mechanical abrasion is avoided, the angular resolution is higher, and the measurement accuracy is high. Illegal behaviors such as door prying can be recognized at the first time, false alarm caused by environment vibration can be avoided, and accurate data support is provided for anti-theft monitoring.

A multi-layer material system used to form various products that encourages moist substances or medications to stay on and penetrate a person's skin for moisturizing benefits and protection, as well as for medical treatment. The system enables a degree of outward vapor and air flow while preventing bulk transfer of the moist substances. Simultaneously, the system provides resistance to, and protection from, external elements including one or more of heat, ultraviolet radiation and mechanical abrasion.

The utility model discloses a property patrol unmanned aerial vehicle parking platform which comprises a base, the upper end of the base is provided with a placing table, the upper end of the base is slidably connected with two protective covers which are symmetrically distributed, and the two protective covers are internally provided with heat dissipation assemblies used for conducting heat dissipation on the interiors of the two protective covers; the sealing rod and the telescopic rod are arranged to drive the protective covers to move, when the protective covers move, the sliding strip slides in the containing table to guide the protective covers, when the two protective covers are combined together, the sliding strip can slide in the containing table to guide the protective covers, and when the two protective covers are combined together, the sliding strip can slide in the containing table to guide the protective covers to move. And the sealing strip is clamped at the joint of the two protective covers to seal the upper ends of the two protective covers, so that the protective covers reduce mechanical wear and damage of extreme environments (such as wind, rain and sand), the probability of accidental damage is reduced, and the maintenance time and cost are saved.

The utility model discloses an amphibious sewage pump. The amphibious sewage pump is characterized by comprising a motor shell and two end covers which are respectively arranged at two ends of the motor shell, a water isolation cover is arranged between the two end covers; a gap is formed between the water isolation cover and the motor shell to form a cooling cavity; communicating pipes are respectively arranged between a water inlet pipe and a water outlet pipe of the sewage pump and the cooling cavity; the communicating pipe comprises two hard pipes and a hose arranged between the two hard pipes and used for communicating the two hard pipes. The device can run on land and also can run in diving. The whole device is easy to process and manufacture, the sealing and waterproof effects are easy to realize, and the cost can be controlled to a certain extent. The hose can counteract mechanical abrasion caused by mechanical vibration to the hard pipe, the hard pipe occupying the main length can guarantee the main shape of the communicating pipe, and the overlong hose is prevented from being wound or hooked with external objects such as a line. And other parts are easy to assemble due to the hose.

The invention relates to the technical field of massage equipment, and discloses a modular flapping massager which comprises a shell body, a driving part and a massage module, a power module and a circuit board electrically connected with the power module are mounted in the shell body, the driving part is arranged in the shell body and electrically connected with the circuit board, and the massage module is electrically connected with the driving part. The massage module is arranged on the shell main body, the transmission end of the driving part and the massage module form a detachable driving matching relation, and the driving force can be transmitted to the massage module, so that the massage module executes the massage action. Through a detachable driving matching relation and the modularized massage module, mechanical abrasion and structural fatigue are greatly reduced, the reliability of the device is improved, the service life of the device is prolonged, the transmission mode of the device has a buffering function, massage is more flexible and attached to the skin, comfort and safety are improved, meanwhile, transmission friction loss is effectively reduced through the design, and the service life of the device is prolonged. And the energy efficiency and the endurance are optimized.

The utility model belongs to the technical field of dustproof equipment, and particularly relates to a dustproof mining belt conveyor which comprises a working box, a driving motor is fixed to the middle of the side wall of the working box, the output end of the driving motor is fixedly connected with a first movable shaft, the end of the first movable shaft is fixedly connected with a first guide roller, and the first guide roller rotates in the working box. By arranging an air guide cylinder, a bearing motor, a second movable shaft and fan blades, corrosion and abrasion caused by dust attached to the surface and the interior of the belt conveyor can be reduced, so that the service life of the belt conveyor is prolonged, raised dust around the belt conveyor is rapidly sucked away, the dust concentration in air can be reduced, and the service life of the belt conveyor is prolonged. According to the dust-proof fan, dust can be prevented from entering the fan blades, stimulation and damage of the dust to the respiratory system of a worker are reduced, the comfort degree of the working environment is improved, the dust can be blocked outside the fan blades through the filter plate, mechanical abrasion generated when dust particles enter the fan blades is reduced, and the fan blades can keep a good operation state for a longer time.

The utility model discloses a granule stirring workstation, wherein the granule stirring workstation comprises a base, a stirring drum and a material changing trolley, the base is provided with a lifting platform and a driving part, the stirring drum is arranged on the lifting platform, the stirring drum is rotatably connected with a stirring rod, one end of the stirring rod is detachably connected with the driving part, the driving part is used for driving the stirring rod to rotate, and the outer peripheral wall of the stirring drum is provided with a clamping part. The material changing trolley comprises a supporting frame, the lifting platform is lifted, the material changing trolley can be moved to the stirring drum, the supporting frame is driven to move to the clamping part and the lifting platform, the lifting platform is lowered, the clamping part is clamped on the supporting frame, and the material changing trolley can drive the stirring drum to separate from the lifting platform. The lifting platform can facilitate the material changing trolley to load and unload the stirring drum, thereby avoiding mechanical abrasion of the stirring drum chassis and the mixer base caused by carrying the stirring drum, greatly facilitating the carrying and feeding work of the stirring drum, and improving production efficiency.