30results about How to "Play a protective role" patented technology

The utility model discloses a liquid drive gate drive arrangement for regulating and storing pool, including hydraulic oil cylinder support, hydraulic oil cylinder and crossbeam support, the lower extreme of hydraulic oil cylinder support is connected with the pool wall of regulating and storing pool fixed, the fixed end of hydraulic oil cylinder is connected with the upper end of hydraulic oil cylinder support, and the movable end of hydraulic oil cylinder is connected with the upper end of crossbeam support, the lower extreme of crossbeam support is connected with liquid drive gate through a plurality of adjusting bolt. The utility model reduces equipment failure rate, fundamentally solves the problem that the gate cannot normally open and close after the push rod of two side hydraulic cylinders is out of step, and guarantees normal production operation.

The utility model discloses an acrylic cabinet door which comprises a door plate body, U-shaped clamping grooves are formed in the four edges of the door plate body respectively, two first U-shaped protection rods and two second U-shaped protection rods which are symmetrically arranged are clamped in the four U-shaped clamping grooves respectively in a sliding mode, two long clamping grooves are formed in the inner walls of the two ends of each first U-shaped protection rod respectively, and the two long clamping grooves are clamped in the second U-shaped protection rods respectively. The two ends of each second U-shaped protection rod are fixedly connected with two long clamping blocks, and the long clamping blocks on the two second U-shaped protection rods are clamped in the long clamping grooves in the two first U-shaped protection rods in a sliding mode respectively. According to the door plank, the four edges of the door plank body are protected through the first U-shaped protection rods and the second U-shaped protection rods, and the first U-shaped protection rods and the second U-shaped protection rods on the door plank body can be conveniently disassembled and assembled through sliding fit of the long clamping blocks and the long clamping grooves.

This utility model discloses a leak-proof check valve, belonging to the field of check valve technology. It includes a valve body and a valve cover. The valve body has an installation tube at its top, and an installation groove at its top. The valve cover is embedded in the installation groove, and a spring abuts against its bottom. A valve core is fixedly connected to the bottom of the spring. Multiple annularly distributed connecting grooves are formed on the inner wall of the installation groove. Connecting blocks that mate with the connecting grooves are slidably installed around the valve cover. A cavity is formed inside the valve cover, and a screw is rotatably installed within the cavity. A nut is fixedly connected to the upper end of the screw, and a slider is threaded onto the screw. A connecting rod is hinged between the slider and the connecting blocks. By using the connecting grooves, connecting blocks, screw, nut, slider, connecting rod, and limiting rod, the use of bolts is reduced, making the disassembly and assembly of the valve cover more convenient and improving the maintenance efficiency of the check valve.

This utility model discloses a structure for preventing slip wheel jamming on a dump truck roof, including a tarpaulin, a canopy rod assembly for supporting the tarpaulin, a canopy rod drive assembly for driving the canopy rod assembly to move the tarpaulin to open or close the opening on the top of the dump truck body, and two canopy rod guide assemblies respectively disposed on the left and right side panels of the dump truck body for sliding engagement with the canopy rod assembly. Each canopy rod guide assembly includes a hollow guide rail frame fixedly connected to the side panel of the same side, a protective cover disposed on the side of the hollow guide rail frame away from the side panel of the same side, and an I-beam linear slide rail disposed inside the hollow guide rail frame for sliding engagement with the canopy rod assembly. The advantages of this utility model are: it prevents goods from falling into the I-beam linear slide rail, affecting the forward and backward movement of the canopy rod slide seat; it allows the canopy rod slide seat to slide freely on the I-beam linear slide rail, allowing the canopy rod assembly to retract freely.

The application provides a battery, a battery pack and a power utilization device, the battery comprising a negative electrode sheet, the negative electrode sheet comprising a negative electrode current collector and a negative electrode active material layer arranged on at least one side of the negative electrode current collector; the negative electrode active material layer comprising a negative electrode active material; the negative electrode active material comprising a negative electrode active substance and a coating layer existing on the surface of the negative electrode active substance, the coating layer comprising amorphous carbon; and a SEI film existing on the surface of at least part of the negative electrode active material of the negative electrode active material layer, the SEI film containing fluorine elements and oxygen elements, and the atomic ratio of the oxygen elements to the fluorine elements in the SEI film being (1.5-7.5):1. The application can improve the fast charging performance, high-temperature storage and high-temperature cycle performance of the battery.

The utility model provides a kind of hanging basket for bridge construction, including hanging basket subassembly and the hanging basket body of connecting hanging basket subassembly, four side directions protective net are connected on hanging basket body, each protective net is equipped with rectangular frame, three rectangular frames are fixedly arranged on hanging basket body, another rectangular frame is movably installed in hanging basket body by metal hinge, and the top end of each rectangular frame is equipped with heightening protection subassembly.The utility model has the beneficial effects as follows: by inserting heightening groove with protection plate two, personnel can manually pull protection plate two, so that the height of protection plate two and protection plate one is added, the protection height is further improved, the construction safety is further optimized, and the threaded hole one and threaded hole two are provided, and the screw is additionally configured to be fixed, i.e. protection plate two and protection plate one can be connected and fixed, so that the hanging basket designed by the utility model is simple, the protection height of four square sides can be adjusted, and the construction safety of hanging basket is ensured.

This utility model relates to the field of cotton yarn cradle technology, specifically to a cotton yarn cradle pressure adjustment module, including a module support base and an outer cotton yarn ring. A shaft is rotatably connected inside the module support base, and a first motor is fixedly connected inside the shaft. A rotating shaft is fixedly connected to the output end of the first motor. Multiple limiting grooves are formed on the outer surface of the rotating shaft, and a limiting rod is fixedly connected inside each limiting groove. A slider is slidably connected to the outer surface of the limiting rod. This utility model, by incorporating a first motor, causes the rotating shaft to rotate inside the shaft, thereby driving the slider to slide within the limiting groove. The sliding trajectory determines the distance between the inner cotton yarn rings. Adjusting the distance between the inner cotton yarn rings determines the tension of the cotton yarn, ensuring stable tension during the spinning process. The cradle, through the application of adjusting force, ensures consistent cotton yarn tension, thus achieving pressure adjustment and guaranteeing processing efficiency.

This invention relates to a solid waste crushing mechanism, comprising a crushing chamber, with crushing rollers symmetrically fixedly connected to the left and right inner walls of the crushing chamber, and a second motor connected to the outside of the crushing rollers. A supporting side seat is fixedly connected to the right inner wall of the crushing chamber, and a pressing roller is installed at the outer end of the supporting side seat. A first motor is connected to the pressing roller, and the pressing roller and the crushing roller cooperate with each other. In this solution, the jamming monitoring module in the image recognition device on the guide inclined seat can monitor the material feeding between the two crushing rollers in real time through the image recognition camera. The first motor drives the pressing roller to rotate downward, so that the solid waste body to be processed on the two crushing rollers receives pressure from the pressing roller, which can help accelerate the solid waste body to be processed through the two crushing rollers, resulting in fast material feeding speed, high crushing efficiency, and reduced energy consumption.

The utility model belongs to technical field, concretely relates to a combined crash barrier, including first barrier board and second barrier board, the size of first barrier board and second barrier board is same, and the lower extreme of first barrier board and second barrier board is fixedly connected with a plurality of support legs respectively, the lower extreme of support leg is fixedly connected with support block, support block is provided with a plurality of threaded holes, first barrier board and second barrier board are provided with combination mechanism, first barrier board and second barrier board are provided with buffer crashproof mechanism. The utility model discloses through the lower pressure of the first barrier board and the second barrier board of the pressure block, the lower end of the first barrier board and the second barrier board is tightly attached to the top block, the front slide bar is connected with the front lug plate sliding, the rear slide bar is connected with the rear lug plate sliding, then the lower end of the front slide bar and the rear slide bar is limited by the nut, thereby the lower end of the front slide bar and the rear slide bar is fixedly limited, avoids the front slide bar and the rear slide bar to separate, thereby the effect of the loading and unloading of the first barrier board and the second barrier board is convenient to reach.

The application provides application of tanshinone or a derivative thereof in preparation of a monkeypox virus resisting drug. In a cell model infected by the monkeypox virus, production of infectious virus particles can be significantly reduced. In a mouse infection model, Tanshinone VII can effectively reduce pathological damage of lung tissues and improve survival rate of animals. The above evidence indicates that Tanshinone VII has potential efficacy in resisting the monkeypox virus. It is inferred that tanshinone or the derivative thereof can play a double role in resisting the monkeypox virus and host protection.

The utility model discloses a kind of automobile body side structure, it is related to automobile parts technical field, including side wall, the inner wall of side wall is fixedly connected with reinforcing rib, the inner wall of side wall is installed with sound insulation cotton, the side wall of side wall is fixedly connected with guide rail.The utility model is provided with side wall, reinforcing rib and sound insulation cotton, by the reinforcing rib of honeycomb shape being set, honeycomb reinforcing rib is supported by grid element mutually, the tensile force, shear force or bending force received is dispersed to multiple grid nodes, and the mechanical transmission path of " multiple point stress - overall bearing " is formed, to improve shear strength, strengthen the protection function of device, in the flexible matrix of using sound insulation cotton, the vibration transmission of side wall can be weakened by damping effect, metal component vibration can be blocked by solid conduction, avoid noise transmission into cabin to provide tranquil cabin environment for driver and passenger.

The utility model relates to a cooling structure, turbulence unit and turbine blade relates to aircraft technical field to solve the problem of turbine blade trailing edge cooling performance is poor, radial distribution uneven in the prior art. The cooling structure of the utility model, including turbulence rib and turbulence column, the periphery of turbulence rib sets at least 2 turbulence columns. The utility model can increase the contact area between turbine blade pressure side wall surface and suction side wall surface, thereby enhancing the pressure -bearing capacity of turbine blade, and promoting structural strength.

The utility model relates to the field of microbial fermentation, in particular to a simple microbial fermentation device for aquatic products, which can connect a plurality of tank bodies together and share one driving mechanism, can greatly reduce the cost and is convenient to maintain. Comprising a plurality of tank bodies which are transversely arranged at intervals, the tank bodies are spherical, gear discs meshed with each other are fixedly arranged at the vertical maximum diameter positions of the adjacent tank bodies, transverse rotating shafts are fixedly arranged at the center positions of the left side face and the right side face of each tank body respectively, and the rotating shafts are rotationally connected with bearings on a rectangular frame surrounding all the tank bodies respectively. Supporting pieces are arranged on the bottom face of the rectangular frame at intervals, the bottoms of the supporting pieces are fixed to a bottom plate, the gear disc on the leftmost tank body is connected with a driving mechanism on the left side, and the driving mechanism is fixed to the bottom plate. A material injection opening is formed in the tank body on one side of the gear disc, and a sealing cover is in threaded sealing connection with the material injection opening; and a pressure release valve is also arranged on the tank body on one side of the sealing cover. The device is simple to operate, convenient to use and suitable for fermentation of various microbial bacteria.

This utility model discloses a structure for a municipal road landscape green corridor, belonging to the technical field of green corridors. It includes corridor columns, with a water storage component at the top of each column. The water storage component includes a water tank, which is fixedly connected to the top of the column. Collection pipes are installed at both ends of the water tank, and inspection valve covers are connected to both ends of each collection pipe. A cleaning component includes a reciprocating scraper that slides inside the water tank. The cleaning component allows for scraping and cleaning of the inner wall of the water tank. The reciprocating scraper removes sediment and impurities from inside the tank, which are then deposited in the collection pipes. This allows for easy cleaning of the water storage component by removing the inspection valve covers at both ends of the collection pipes.

This utility model discloses an electromagnetic interference-resistant cleanroom robot cable package, including a cable package body. The cable package body includes a cable clamp for securing the cable and a protective sleeve. The protective sleeve is detachable and wraps around the outside of the cable clamp. The protective sleeve includes an outer protective layer and an inner shielding layer. The inner shielding layer can shield signals generated during cable use, and the outer protective layer is made of ePTFE material. A cable package mounting and fixing device is also disclosed. The bottom of the cable package clamp is detachably connected to a connecting base. A fixing strap can fix the connecting base to a robotic arm. The cable package clamp includes an upper clamp cover and a lower clamp cover. The upper clamp cover is detachably fitted onto the lower clamp cover, forming a receiving chamber between the upper and lower clamp covers for the cable package body to be inserted. This utility model can shield interference signals, preventing the cable from becoming entangled or damaged by the robotic arm, thus avoiding the robot's malfunction.

This utility model belongs to the technical field of track wheel equipment limiting devices, specifically relating to a non-track parking stop support device for track wheel equipment. The device includes a track wheel seat and a retaining ring; wherein the track wheel seat matches the shape of the track wheel and can accommodate up to half of one track wheel; the track wheel seat and the retaining ring are detachably connected to encircle the track wheel. This utility model provides a non-track parking stop support device for track wheel equipment, effectively solving the problems of limited track space and inconvenience in accessing track wheel equipment, improving the efficiency of accessing and storing track wheel equipment when parked off-track, protecting the ground during operation, preventing track wheel equipment from rolling, and eliminating the risk of safety accidents.

This utility model discloses a pressure control mechanism for a steam generating device, belonging to the field of steam equipment pressure control. The pressure control mechanism includes a housing with through holes on its left and right side walls. A heat dissipation structure is installed on the housing, and protective structures are installed on the left and right side walls of the housing corresponding to the through holes. The heat dissipation structure includes a dual-axis motor installed on the inner cavity end face of the housing and two sets of rotating rods rotatably installed on the inner cavity side walls of the housing. By setting up the heat dissipation structure, the control flow inside the housing is accelerated, quickly removing heat from the circuit components. This avoids the problem in existing pressure control mechanisms where electronic components generate heat during operation, and the heat cannot be dissipated from the machine in time by relying solely on the pressure control mechanism's own heat dissipation holes, leading to overheating and malfunctions of electronic components. This protects the circuit components inside the housing and extends the service life of the pressure control structure.

The utility model discloses an electrostatic chuck thimble telescopic protection tube, which comprises a metal shell, a thimble body, an outer tube sleeve and an inner tube sleeve, the thimble body is arranged inside the metal shell, the top end of the thimble body extends to the outside of the metal shell, and a spring piece is arranged inside the metal shell outside the thimble body. The spring piece is connected with the ejector pin body, the outer wall of the top of the ejector pin body is sleeved with the inner pipe sleeve, the inner pipe sleeve is sleeved with the outer pipe sleeve, mounting holes are formed in the outer wall of the top of the ejector pin body, and threaded holes are formed in the positions, at the mounting holes, of the outer wall of the inner pipe sleeve. And a screw is in threaded connection with the interior of the threaded hole, and one end of the screw extends into the mounting hole. The ejector pin can be protected from being collided and damaged, the service life of the ejector pin is prolonged, and the ejector pin is smooth to extend and retract and is not blocked.

The utility model discloses a sheet sample auxiliary tool for testing, which is formed by assembling a cubic block with a groove and a flat head screw, the upper and lower end faces of the cubic block are flat, the center of the cubic block is provided with a vertically through groove, one side of the groove is exposed, the other side of the groove is closed, a sample can be vertically placed in the groove, and the whole square design is convenient for tweezers to clamp. A round hole is formed in the front of the cubic block and located in the height center, left or right (located in the right center of one face of the groove), the back of the cubic block is closed and free of holes, a flat screw can be placed in the hole, and the sheet sample in the groove can be fixed by tightening the screw and can be disassembled by unscrewing the screw. The tool product is convenient, small, exquisite and efficient, can assist a sample to quickly stand on an objective table, can be disassembled without influence after a probe ejector rod is fixed, can be placed around the sample to play a role in protecting the enclosure, prevents the sample from falling out of the objective table, and can greatly improve the lofting efficiency and the test success rate.

The application discloses an anti-aging cable and belongs to the cable field. The anti-aging cable comprises a cable core and a shielding layer, a filling layer and a heat insulation layer. The shielding layer is wrapped outside the cable core. The filling layer is filled between the cable core and the shielding layer. The heat insulation layer is wrapped outside the shielding layer. The sheath comprises a PTFE outer sheath layer, a THV middle sheath layer and a PCTFE inner sheath layer. The PCTFE inner sheath layer is wrapped outside the braided layer. The THV middle sheath layer is wrapped outside the PCTFE inner sheath layer. The PTFE outer sheath layer is wrapped outside the THV middle sheath layer. The application has the effect of improving the anti-aging capability of the cable.

The utility model discloses a built-in straight-through type rotary oil filter for an oil can, which relates to the technical field of oil filters and comprises a shell, one end of the shell is open, filter paper is arranged in the shell, an upper end cover and a lower end cover are respectively and fixedly mounted on two sides of the filter paper along the axis direction of the shell, and a support plate is arranged on the inner bottom wall of the shell. The lower end cover is lapped on the supporting plate, a bypass valve is arranged on the lower end cover in the direction facing the axis of the shell, and during cold start or blockage, unfiltered oil ejects a piston of the bypass valve, directly enters the oil outlet channel through the bypass valve and the oil discharge hole, flows out of the oil outlet window at the bottom of the shell and enters an oil outlet cavity of the oil can, and it is guaranteed that oil exists in the oil channel all the time; the power-assisted steering function is prevented from being damaged, and the technical problem that engine oil cannot be effectively transmitted to all parts of an engine due to the fact that large pressure difference is generated due to the fact that the viscosity of oil is too large or the pollution degree of filter materials is high is solved.

The utility model discloses a kind of water-saving devices for desert area irrigation, it is related to irrigation technical field, including mounting bracket and delivery pipeline, the delivery pipeline is set on the mounting bracket, further include connector, set on the delivery pipeline;Water inlet passage, have multiple, and multiple water inlet passage is set on the delivery pipeline;Drip irrigation belt, have multiple, and multiple drip irrigation belt is set on the water inlet passage;Fixing member, set on the mounting bracket;Backflow pipe, set on the fixing member;Control mechanism, set in the delivery pipeline.This device is by setting a kind of water-saving devices for desert area irrigation, can when not carrying out drip tube in this device, let water flow continuously through the inside of this device, and let incoming water backflow, so it can prevent the water in device from being heated by sun when this device does not work, cause damage to plant rhizome, simultaneously also can carry out cooling to this device whole, thereby effectively protect this device.

This utility model relates to a sightseeing vehicle, specifically a novel electric sightseeing vehicle. The vehicle includes a body with a driver's area and a passenger area. Multiple seats are spaced apart within the passenger area. Each seat has an inner mounting groove and an outer receiving groove located to one side of the inner mounting groove. The opening of the outer receiving groove is located on its side away from the inner mounting groove. Each seat is equipped with a protective mechanism, which includes a motor and a worm gear reducer housed within the inner mounting groove. The worm gear reducer is connected to the output end of the motor, and a lead screw is connected to the end of the worm gear reducer away from the motor. The lead screw is horizontally positioned, and a protective plate runs on the lead screw. The safety protection of this novel electric sightseeing vehicle is entirely performed by the passengers themselves. The protective mechanisms in different locations can operate simultaneously without the need for additional staff, greatly improving efficiency, saving time and labor, and contributing to improved traffic efficiency.

The utility model discloses a shoe material initial blank foaming hanger, including frame and installing in the four corners of frame bottom place's universal wheel, still including the crossbeam of sliding setting on the frame, the fixed mounting of crossbeam has the net, the rear side fixed mounting of crossbeam has the buckle for with the net cross joint place is buckled, the hook of being used for hanging the shoe blank is rotatably arranged on the crossbeam, and the driving part for driving the rotation of hook is arranged on the crossbeam. The utility model can adjust the crossbeam distance at will according to different styles, size's shoe material initial blank, adapts multi -specification production use, and the layout of layered crossbeam forms independent ventilation space, is favorable to the all -round moisture drying of shoe material initial blank foaming, prevents the problem of stacking damp, sticking hardening, extrusion deformation, and the cooperation structure of net and buckle can play the bottom protection effect, prevents the small shoe material falling damage, and the overall structural strength is high, and the layout is neat, and the adjustment is convenient, and the versatility and practicality are extremely strong.

The utility model discloses a kind of tin paste stirring uniformity monitor, including workbench, the workbench upper surface center position is equipped with insertion slot, the inside of the insertion slot is inserted with holding cup, further including limiting lifting mechanism, the limiting lifting mechanism is used to limit and lift after holding cup monitoring of holding cup, the center of the workbench upper surface rear end is fixedly connected with fixed seat, the inside of the fixed seat is provided with lifting mechanism.The utility model can drive the rotation of first gear by motor starting in workbench, first gear can promote the second gear on rotating lever and make rotating lever rotate at this time, meanwhile, winding shaft on the both sides of rotating lever can be pulled by pull rope to drive movable block, and make movable block drive clamping block to be extracted from the clamping groove on holding cup, then rotating lever drives push block to rotate, can make push block promote the bottom end of holding cup to lift.

Application of a multifunctional supramolecular nanoplatform drug: The application of a multifunctional supramolecular nanoplatform in the preparation of drugs for liver ischemia-reperfusion injury. The multifunctional supramolecular nanoplatform is a GalAC4A supramolecular carrier loaded with naringenin (NAR). The multifunctional supramolecular nanoplatform is prepared from naringenin (NAR), galactose (Gal), and CAC4A from azocalixarene. The multifunctional supramolecular nanoplatform is a NAR@GalAC4A nanocomposite. The multifunctional supramolecular nanoplatform achieves hepatocyte-specific targeting through desialyl glycoprotein receptor-mediated endocytosis. This invention proposes a novel "receptor recognition-hypoxia response-synergistic therapy" three-pronged design strategy, successfully constructing a GalAC4A supramolecular carrier loaded with naringenin (NAR) to form a NAR@GalAC4A nanocomposite.

The application discloses a kind of geotechnical engineering knowledge graph construction method and software system, and software system includes geotechnical engineering knowledge graph.The construction method of geotechnical engineering knowledge graph includes: it is composed of resource library, knowledge base and the association between the two.It includes: based on the construction of resource library and relationship professional terminology;Knowledge is coded as the operation unit that can be independently run, forms knowledge base;With the scope of operation unit as index, input and output is associated with resource library terminology, and the knowledge graph that adapts to multiple scenarios is constructed;It is used as the data layer of B / S architecture software system, supports the engineering application of executable intelligent agent.Geotechnical engineering knowledge graph is artificial intelligence combined with geotechnical engineering production practice needs to strictly follow the knowledge and experience of regulation specification and the like form special artificial intelligence technology, is the specific composition and form of knowledge-driven geotechnical engineering intelligent agent, and industrialization application is realized through software system, and plays the role of knowledge and experience equalization.

The utility model discloses a special eye protection glasses structure for electric welders, which relates to the technical field of electric welding eye protection and comprises a glasses frame body, photochromic lenses are mounted on the glasses frame body and comprise two groups of parallel glass substrates, and transparent conductive layers are oppositely arranged between the two groups of glass substrates; an ion storage layer is arranged on one group of transparent conducting layers, and an electrochromic layer is arranged on the other group of transparent conducting layers; an ion conductor layer is arranged between the electrochromic layer and the ion storage layer; one end of the fireproof electric control line is connected with the contact button, and the other end of the fireproof electric control line is connected with the electric control board; a battery pack is arranged in the glasses frame body; the two ends of the battery pack are connected to the photochromic glasses through the electric control board, and the contact button is connected through the fireproof electric control line to control opening and closing of the battery pack and the photochromic lenses. The contact button is mounted on the electric welding handle, so that the technical problems that a protective mask needs to be frequently taken and placed during electric welding, and double-hand operation cannot be performed all the time are solved.

The utility model discloses a motor rotor annular welding groove structure, including rotor core, the rotor end ring of being located at the both ends of rotor core and the soldering groove of being located at the outer end of rotor end ring and presenting annular, every soldering groove is equipped with a certain sinking depth, and multiple through -holes are evenly distributed in the soldering groove, every through -hole is inserted with the bar, the soldering groove is filled with the soldering filler, and the soldering filler forms the soldering layer that is slightly higher than the outer end surface of rotor end ring on the soldering groove. The utility model has can protect the bar, promote structural strength, satisfy the advantage of high -speed motor demand.

The utility model relates to the technical field of metal material performance test, and provides a metal material thermal friction performance test bench which comprises a test bench, a connecting block fixedly connected to the middle of the top end of the test bench, a friction rod fixedly connected to the top end of the connecting block, and a connecting plate fixedly connected to the side end of the test bench. A driving motor is mounted at the top end of the connecting plate, and an output shaft of the driving motor is fixedly connected with a fixing mechanism; two symmetrically-distributed mounting plates are fixedly connected to the two side ends of the test board, threaded rods are in threaded connection with the interiors of the mounting plates, and protective covers are slidably connected to the positions, located on the two sides of the friction rod, of the test board. According to the utility model, by rotating the threaded rods at the two sides, the protective covers matched with the threaded rods can be driven and extruded to carry out linear motion, and when a test is carried out, the protective covers at the two sides can be closed, so that a protection function can be realized in a thermal friction experiment, and the risk of safety accidents is reduced.