88 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.

An elevator full load detection method and apparatus, an electronic device, and a medium. The method comprises: acquiring a depth image collected by a depth camera; acquiring a first number of pixels occupied by an object at an elevator car bottom in the depth image and a second number of pixels occupied by the elevator car bottom in the depth image; determining the elevator occupancy rate of an elevator on the basis of the first number and the second number; and on the basis of the elevator occupancy rate, determining whether the elevator is fully loaded. According to the elevator full load detection method, the passenger face privacy can be well protected by means of a depth image, and on the basis of the elevator occupancy rate, it is determined whether an elevator is fully loaded, so that unnecessary staying of elevators can be reduced, improving the elevator operation efficiency and the passenger riding experience, saving electric energy, and reducing mechanical abrasion of the elevators.

The invention relates to a soft rock tunnel quick reloading mechanical abrasion cutting construction method, and mainly relates to a temporary inverted arch template system, a steel frame temporary upright support, a steel arch quick extension technology, a cyclic utilization prefabricated grout stop wall and an advanced jet grouting pile construction platform. The structure mainly comprises a tunnel primary lining, an inverted arch, an inverted arch template, a steel trestle, a temporary upright support, a steel frame, a tunnel face, an advanced jet grouting pile and the like. According to the abrasion cutting construction method for the soft rock tunnel rapid reloading machine, a more scientific and reasonable solution is provided for construction of the soft rock hydraulic tunnel, and positive contributions are made for promoting development of hydraulic engineering construction.

The invention provides an H-shaped steel correction system, and relates to the technical field of H-shaped steel correction, and the system comprises a first correction device and a detection device; the detection device comprises a data processing module and a plurality of detection rollers, and each detection roller is perpendicular to the surface of the H-shaped steel; each detection roller is provided with an elastic telescopic device and a displacement sensor, and the displacement sensor is used for measuring the vertical displacement of the detection roller on the surface of the H-shaped steel; acquiring a displacement matrix HA corresponding to the H-shaped steel; determining the elements in the HA as abnormal elements, wherein the difference value between the elements and the preset standard displacement is greater than a preset difference value threshold value; determining a deformation area corresponding to the H-shaped steel; using a sliding window with a preset length of L to determine a deformation area group of each correction so as to sequentially correct the deformation areas in each deformation area group through a first correction device; according to the method, the correction efficiency of large-area continuous deformation is improved, meanwhile, mechanical abrasion of equipment is reduced, and the phenomenon of correction blind areas or repeated correction is avoided.

The utility model relates to the technical field of motor sealing, in particular to a motor sealing structure, which comprises a motor end cover, a motor shaft is inserted in the middle of the motor end cover, a bearing is arranged on the motor shaft, the bearing is fixedly connected with the motor end cover, a framework oil seal is arranged on the outer end face of the motor end cover, and the framework oil seal is sleeved on the motor shaft. And a labyrinth sealing ring covers the outer side of the framework oil seal and is fixed on the motor end cover. The labyrinth sealing ring is additionally arranged, the labyrinth sealing ring is pressed on the motor shaft in an interference fit mode and is integrated with the motor shaft, the labyrinth sealing ring is in clearance fit with the multiple concave labyrinth grooves in the surface of the motor end cover, abrasion is avoided during rotation, permanent sealing can be guaranteed, and friction temperature and mechanical abrasion are reduced.

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 utility model discloses a magnetic self-locking type earphone charging cabin hinge structure, which relates to the technical field of earphone charging cabin accessories and comprises a rear hinge structure used for connecting a cabin cover and a rear side part of a main cabin, and a front hinge structure used for connecting the cabin cover and a front side part of the main cabin, the front hinge structure comprises a bin cover magnet and a main bin magnet, wherein the bin cover magnet is used for being installed on the bin cover, the main bin magnet is used for being installed on the main bin and matched with the bin cover magnet, and the upward magnetic pole of the main bin magnet is adjustable. When the earphone charging bin cover is used for the earphone charging bin, automatic locking can be achieved when the bin cover is closed, the closing mechanism is simple, the operation convenience is improved, and compared with a traditional buckle or torsion spring structure, the magnetic attraction structure reduces mechanical abrasion and prolongs the service life of the charging bin.

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 utility model discloses a dancing toy driving structure, which relates to the technical field of toys, and comprises a base, a support, a stator, a swing rod, a rotor, a circuit board, a switch, a power supply, a connector I, a connector II, a shell, an interface, a mounting groove, a clamping groove, a cover shell, a clamping plate and a doll, the two sets of swing rods are rotationally connected to the two sides of the support, the two sets of rotors are installed at the rear ends of the two sets of swing rods respectively, and the direction of a magnetic field is changed through the stator, so that the stress direction of the rotors is changed, the two sets of rotors move up and down alternately, and the front ends of the two sets of swing rods move up and down alternately. The movement of the mover is controlled through the change of the magnetic field, then the swing rod and the doll are driven to move, the mechanical abrasion is greatly reduced through the non-contact power transmission mode, the service life of the toy is prolonged, and the durability and reliability of the toy are improved.

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 technical field of compressors, and discloses a compressor with high stability, which comprises a compressor main body, a shell, a motor, a dust cover, a sealing element, radiating fins, a top cover, an air inlet, a first spring, a sealing plug, a shifting piece, a second spring, a movable groove, a buckle and a pull rope, the flywheel stores rotating power, motion of the crankshaft is stabilized, and vibration in operation is reduced. According to the compressor with the high stability, the motor effectively transmits power to the crankshaft and the flywheel through the driving shaft and the transmission belt, the energy conversion and transmission efficiency is optimized through the configuration, power output is further stabilized through the flywheel, stable operation of the compressor is guaranteed, energy loss and mechanical abrasion are reduced through the design, and the service life of the compressor is prolonged. And the service life of the equipment is prolonged, and meanwhile, the reliability during continuous high-load work is also ensured.

The invention discloses a slip form device for channel construction. The slip form device comprises a slip form forming steel sleeve body and a piston shield body. The piston shield body is mounted in the slip form molding steel sleeve body; the slip-form forming steel sleeve body is used for channel slip-form construction; the piston shield body comprises a front end cover plate, a rear end cover plate and a supporting oil cylinder. According to the slip form device for channel construction, in the actual application process, the cutter head main body on the channel slip form abuts against the piston shield body, so that the cutter head main body can be driven by the piston shield body to achieve synchronous guiding movement; the stability and precision of the slip form construction process are improved, mechanical abrasion caused by dislocation or uneven stress of components is effectively reduced, and therefore the service life of equipment is remarkably prolonged.

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 discloses a tobacco packaging machine pack folding improvement device, relates to tobacco machinery technical field, the tobacco packaging machine pack folding improvement device comprises a slide block, a small shaft, a folding frame, a screw, a pin, two rolling bearings and three springs, the folding frame is the main body of the whole pack folding device, the two sides of the groove are provided with round holes for installing the rolling bearings, and the screw is arranged in the groove. The diameter of the round hole is equal to the outer diameter of the rolling bearing, a spring positioning hole is formed in the groove face of the folding frame and used for installing a spring, the spring is cylindrical and bounces and resets the sliding check block, and part replacement caused by mechanical abrasion is effectively reduced. After the lifting and bag folding device is improved, actual operation verifies that the abrasion of the movable check block is reduced, the replacement frequency is reduced, and the effective operation rate of equipment is improved. When the pressure spring is fatigued to a certain degree, the pressure spring can be replaced, the pin shaft does not need to be detached during replacement, the broken spring is taken out and then a new pressure spring is placed for continuous use, the installation and adjustment are fast and simple, the maintenance time is shortened, and the maintenance cost is reduced.

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.