36results about How to "Improve the use environment" patented technology

The invention provides a neodymium-iron-boron permanent magnet and a composite anti-corrosion coating, a preparation method and application thereof, the composite anti-corrosion coating comprises polydimethylsiloxane, a curing agent and a nano component, the anti-corrosion coating has higher resistivity and better insulativity, has excellent mechanical property and anti-corrosion performance, and can be applied to the field of permanent magnets. Batch spraying can be realized by adopting a high-pressure spraying method, and the method is suitable for industrial production.

The invention relates to the field of medical instruments, in particular to a disinfection device for tourniquets, the tourniquets are placed in a storage barrel and then enter a shell through a feeding assembly, then the storage barrel is conveyed through a conveying assembly, and the tourniquets are sequentially placed in a disinfection cavity, a flushing cavity and a drying cavity; the tourniquet in the storage barrel is disinfected through the disinfection assembly, the flushing assembly and the drying assembly, after disinfection is completed, the storage barrel is placed on the discharging assembly through the conveying assembly to flow out, in the process, the labor intensity of medical workers is linearly reduced, the medical workers do not need to make direct contact with disinfectant, and the disinfection efficiency is improved. The timer can be used for controlling the duration of disinfection, washing and drying, so that the situation that the time is prolonged due to the fact that the medical staff forget to disinfect the medical staff is avoided; the disinfection, washing and drying actions can be continuously realized, and the disinfection, washing or drying actions can be selectively realized according to requirements, so that the use requirements of medical personnel under different conditions are met.

The application discloses a method for preparing a carbon fixation material from magnesium slag, and the carbon fixation material, and belongs to the technical field of solid waste resource utilization. The method comprises the following steps: mixing magnesium slag and calcareous raw materials to obtain a compound material, wherein the molar ratio of calcium to silicon in the compound material is (2.3-2.7):1; forming the compound material into a green body; preheating the green body at 200-600 DEG C, calcining the green body by increasing the temperature to 1150-1450 DEG C, and cooling the green body by decreasing the temperature to 400-600 DEG C, thereby obtaining the carbon fixation material. The method can reduce the content of beta-C2S in the magnesium slag, increase the content of gamma-C2S, effectively stabilize heavy metal ions, and reduce the generation of volatile gases such as ammonia, thereby significantly improving the long-term stability and environmental safety of the material on the basis of ensuring the carbonation reaction activity.

This utility model discloses a wall hole sealing device for building construction, comprising a columnar sealing body adapted to the size of the pre-reserved hole in the wall, a central hole penetrating the center of the sealing body, an expansion mechanism penetrating the central hole inside the sealing body, and a vertical through groove on the outer wall of the sealing body for changing the diameter of the sealing body under the action of the expansion mechanism; several anti-slip protrusions are evenly arranged on the outer circumference of the sealing body to enhance the friction between the sealing body and the wall; a sealing rubber sleeve is fitted on the outer circumference of the sealing body to improve the sealing performance between the sealing body and the wall hole. The wall hole sealing device provided by this utility model, through the design of the expansion mechanism, enables the sealing body to fit tightly against the wall, increasing the friction and adhesion between the sealing device and the wall, effectively preventing the sealing device from loosening or falling off, and improving the sealing firmness.

The utility model relates to the technical field of pressurization buildings, in particular to a plateau pressurization box type kitchen which is characterized by comprising an equipment room, a pressurization operation space, a pressurization system, an exhaust system and a control system, the pressurization system is used for supplying air to the pressurization operation space for pressurization, and the exhaust system is used for exhausting waste gas in the pressurization operation space. The control system is used for controlling the pressurization system and the exhaust system; the pressurized operation space comprises a box body structure and a dish passing area; the dish passing area comprises a transition room and windows, the transition room is used for forming a dish passing channel, and the windows are arranged between the transition room and the box body structure and between the transition room and the outside. The utility model has the advantages that good kitchen use environment and effect can be provided in plateau areas, the boiling point of water under plain air pressure is higher than that of water under plateau air pressure, the cooking time of food is shortened, and the taste and nutrition of the food are kept.

The utility model discloses a kind of high-concentration coffee extraction liquid extraction devices based on normal temperature preservation, it is related to high-concentration coffee extraction liquid extraction technical field, and it includes: base, extraction mechanism is provided with in base upper portion, extraction mechanism is used to extract high-concentration coffee extraction liquid;Supporting plate, slide rail is opened in base inner wall, first sliding block is slidably connected in slide rail inner wall, supporting plate is fixedly connected to the side of first sliding block away from base, and extraction mechanism is fixedly set in supporting plate inner wall;Cushioning mechanism, cushioning mechanism is set in base upper portion, and cushioning mechanism is used to carry out cushioning protection to extraction mechanism.The utility model extracts high-concentration coffee extraction liquid using extraction mechanism, buffer protection is carried out to extraction mechanism using cushioning mechanism in extraction process, protect cooling cavity, filter component and other precision components, reduce the noise generated due to vibration of extraction mechanism while prolonging the durability of equipment, improve user's use environment.

This utility model relates to the field of writing tablet technology and discloses an easy-to-clean writing tablet, including a writing tablet body. A connecting block is fixedly connected to the outer wall of the writing tablet body. A sliding block is fixedly connected to the outer wall of the connecting block. A support block is slidably connected to the outer wall of the sliding block. A support plate is fixedly connected to the lower surface of the support block. A motor is fixedly connected inside the connecting block. A gear is fixedly connected to the output end of the motor. A slide rail is fixedly connected to the inner wall of the connecting block. A sliding assembly is provided on the inner wall of the connecting block. The sliding assembly includes a second sliding block, a rack, and a scraper. The outer wall of the second sliding block is slidably connected to the inner wall of the connecting block. In this utility model, the motor drives the gear to rotate, causing the rack to drive the second sliding block to slide on the slide rail. The second sliding block drives the scraper to slide on the writing tablet body. Symmetrical scrapers are provided on both sides of the writing tablet body.

The utility model provides a filtering silencer for an oxygen generator, which relates to the technical field of oxygen generator filtering silencers, and comprises a filtering barrel, a first-stage filtering net is arranged in the filtering barrel, a second-stage filtering net is arranged in the filtering barrel, the second-stage filtering net is arranged on the side of the first-stage filtering net, and the second-stage filtering net is arranged on the side of the second-stage filtering net. And a third-stage filter screen is arranged in the filter barrel and is arranged on the side of the second-stage filter screen. According to the air purifier, the third-stage filter screen, the second-stage filter screen and the first-stage filter screen are arranged in the filter barrel, so that air can be filtered layer by layer, particulate matters and pollutants in the air can be effectively removed, and purer oxygen can be provided; the outer sides of the third-stage filter screen, the second-stage filter screen and the first-stage filter screen are each provided with a sound insulation cover, the sound insulation covers are beneficial to weakening airflow noise layer by layer, the sound insulation covers are matched with a sound absorption box, noise absorption is facilitated, and therefore the noise volume is reduced.

The utility model discloses an oil fume treatment device of a cooking machine and the cooking machine. The oil fume treatment device comprises a fume exhaust assembly, a fan and an oil fume purification device, the smoke exhaust assembly comprises a support and a cantilever which are arranged on the cooking machine, the cantilever is rotatably arranged on the support, and the cantilever is located above a pot of the cooking machine; a pot cover is arranged at the front end of the cantilever and used for covering a pot, and a smoke outlet hole is formed in the pot cover; a smoke outlet corresponding to the smoke outlet hole in position is formed in the bottom surface of the cantilever; and an air outlet of the fan is communicated with the oil smoke purification device. The utility model provides an oil smoke treatment device of a cooking machine and the cooking machine, which can increase the use environment of the cooking machine.

The utility model relates to the field of double flange pipeline force joint, especially a kind of adjustable multidirectional displacement double flange pipeline force joint. Including bellows, both ends of the bellows are fixedly connected with flange body, the camber surface of flange body is equipped with adjusting structure, the adjusting structure includes limit block, the limit block is fixedly connected with flange body, the inner wall of limit block is rotatably connected with pivot, the camber surface of pivot is fixedly connected with sleeve rod, the end of two sleeve rods mutually close is rotatably connected with threaded ring, the inner wall of sleeve rod is slidably connected with screw rod. The utility model provides a kind of adjustable multidirectional displacement double flange pipeline force joint, which can conveniently adjust the length or angle of the connector after connecting the double flange pipeline joint with the pipelines at both ends. It not only increases the use of pipeline joint in various environments, but also allows for quick adjustment of the pipeline joint based on the position of the two pipelines.

An ice hockey puck, charging device, and ice hockey kit relate to the field of ice hockey sports equipment technology. The kit includes a housing, at least partially translucent; a light-emitting device disposed within the housing, capable of emitting light through the translucent portion of the housing; a power source, with the light-emitting device electrically connected to the power source; and a magnetic induction switch disposed within the housing and electrically connected to the power source, used to control the conduction or cutoff of the circuit between the light-emitting device and the power source based on changes in an external magnetic field. By incorporating a light-emitting device on the housing, the entire body illuminates, allowing athletes or enthusiasts to clearly observe the ice hockey puck, significantly improving the usage environment and applicability of ice hockey.

The embodiment of the invention provides a perovskite solar cell. The perovskite solar cell comprises a substrate, a first transmission layer, a lead absorption perovskite layer, a second transmission layer and a top electrode which are sequentially stacked, the substrate is made of a light-transmitting conductive material and is used for leading in light and leading out current; the first transmission layer and the second transmission layer are used for transmitting carriers; the lead absorption perovskite layer comprises a lead absorption layer and a perovskite layer; wherein the lead absorption layer is made of methylglycine diacetic acid trisodium salt, and the perovskite layer is used for photoelectric conversion; and the top electrode is used for leading out current. According to the embodiment of the invention, the methylglycine diacetic acid trisodium salt with a metal ion chelation effect is introduced between the perovskite and the transmission layer to serve as the lead absorption layer, so that lead leakage in the perovskite layer is prevented. The method is simple, effective and low in cost, and the stability, the service life and the environmental friendliness of the perovskite solar cell are improved.

The utility model relates to an aircraft lavatory lighting control switch, the switch includes base, support, elastic sheet, switch and cable, the base is used for with aircraft lavatory superior component connection, the support is located the top of base and is connected with it, the elastic sheet is installed in the one end of support far from the base, the switch is fixed on the support and is matched with the elastic sheet, one end of cable connects the switch, the other end connects aircraft lavatory light system, when aircraft lavatory door closes, the elastic sheet is pressed switch and changes its state to control the lighting light to open, the utility model has the advantages of simple structure, easy assembly, spare parts easy to get and low cost, can control aircraft lavatory inside lighting safely and effectively.

The invention relates to the technical field of furan resin, in particular to high-strength furan resin as well as a preparation method and application thereof. The high-strength furan resin comprises the following components in parts by weight: 35-60 parts of furfuryl alcohol, 15-25 parts of formaldehyde, 5-10 parts of urea, 1-3 parts of a formaldehyde reducing agent and 3-5 parts of a cross-linking agent. The high-strength furan resin provided by the invention is high-performance furan resin with high mechanical strength, excellent moisture resistance and low free formaldehyde release, and has a wide application prospect in the field of casting. The introduced cross-linking agent can improve the cross-linking density, improve the tensile strength and avoid brittle failure. In addition, carboxyl in molecules of the cross-linking agent can adjust polarity and compatibility of the system, phase separation in storage and use processes is inhibited, and the storage stability of the resin is remarkably improved. The formaldehyde reducing agent introduced by the invention can be subjected to nucleophilic addition reaction with free formaldehyde in a system, so that the formaldehyde content can be efficiently and enduringly reduced, and the production and use environment can be improved.

The utility model provides a multifunctional direct-reading type liquid level alarm instrument which comprises a base, a self-sucking pump, a control box, an alarm bell, an alarm lamp, a protective direct-reading control frame structure, a liftable righting indicating cylinder structure and a fixable automatic filling and discharging pipe structure, and the self-sucking pump is fixed to the front face of the left side of the upper end of the base through a bolt; the control box is fixed behind the left side of the upper end of the base through bolts; an alarm bell is fixed to the right side of the upper end of the control box through a bolt. The self-priming pump, the control box, the protective frame, the bottom contact switch, the top contact switch, the centralizing cylinder, the floating rod, the floating box, the adjustable indicating ring and the indicating rod are arranged in a matched mode, so that the indicating rod can make contact with the bottom contact switch and the top contact switch in the vertical moving process in the using process; and then a central processing unit or a PLC arranged in the control box is matched to control the self-priming pump, so that the purpose of automatic control is achieved.

The invention provides a cam, a wave generator and a harmonic reducer, an outer contour line of the cam comprises a first curve, a second curve, a third curve and a fourth curve which are connected in sequence, the outer contour line is arranged in a rectangular plane coordinate system, the center of the cam is a point O, the first curve is located in a first quadrant, and the second curve and the first curve are symmetric about a Y axis; the third curve and the second curve are symmetrical about the X axis, the fourth curve and the first curve are symmetrical about the X axis, and the first curve meets the equation: # imgabs0 #; x is an abscissa, and f (x) is an ordinate; and p1-p10 respectively meet a certain value range. Through the arrangement, the problem of how to improve the performance of the harmonic reducer in the aspects of bearing capacity and service life in the prior art is solved.

The utility model discloses a high -voltage live display device belongs to high -voltage detection technical field, including display device body, the one side of display device body is provided with display screen, the one side of display screen is provided with cleaning mechanism, installs cleaning brush on the cleaning roller, then the cleaning roller moves inside the cleaning groove and the moving groove, and the surface of display screen is cleaned to cleaning brush, prevents display screen surface blur, influences visual observation, dust is cleaned to the bottom in display screen simultaneously, dust enters storage box along the leakage groove, can take down after long -time use and clean the storage box, will not influence the follow -on use, can slide to display screen surface when not using in daily life, and the movable baffle covers display screen surface, prevents dust from entering display screen, and under some specific environment, can rotate the baffle, and the one end of display screen is shielded, prevents the influence observation line of sight.

The utility model relates to the field of cutting mechanisms, in particular to a pearl wool cutting mechanism which comprises a machine box and a cutting mechanism arranged in a machine frame, two oppositely-arranged supporting frames used for installing the cutting mechanism are arranged in the machine box, a supporting plate is connected to the supporting frames, the supporting plate is installed between the two supporting frames, a plurality of through holes are formed in the surface of the supporting plate, and the cutting mechanism is arranged in the machine box. A dust collecting hopper is arranged at the bottom of the supporting plate, a dust collecting groove is formed in the dust collecting hopper, a discharging opening communicated with the dust collecting groove is formed in the bottom of the dust collecting hopper, the discharging opening is connected with a dust suction fan through a dust suction pipeline, and the output end of the dust suction fan is connected with a discharging pipeline. According to the cutting machine, the material moving deviation in the cutting process is reduced, dust and chippings generated in the cutting process can fall down through the through holes in the surface of the supporting plate, dust is prevented from being accumulated in the machine box, meanwhile, the dust collection efficiency is improved through the dust collection fan, and the cutting use environment is enhanced.

The utility model relates to the technical field of automobile cables, in particular to a waterproof cable for a cross-country automobile chassis, which comprises a middle core, a conductor structure, an insulation structure and a sheath layer. The middle core is a cylinder made of a high-molecular moisture-absorbing and water-blocking material; the conductor structure is attached to the outer side of the middle core in a surrounding mode and is formed by multiple stranding of six copper stranded wires. Each copper stranded wire is formed by regularly stranding 7 groups of 7 / 0.08 mm wires by adopting a 1 + 6 structure, and the stranding pitch diameter ratio is 11-13 times; each group of 7 / 0.08 mm wires are stranded by adopting a bunching structure according to the pitch diameter ratio of 12-15 times; the surface of each copper stranded wire is also coated with a fluororesin coating; the insulating structure wraps the conductor structure and comprises a polytetrafluoroethylene film attached to the conductor structure and an expanded polytetrafluoroethylene film on the outer side of the polytetrafluoroethylene film. And the sheath layer is made of a waterproof rubber material and wraps the outer side of the insulation structure. According to the utility model, good waterproof, dustproof and corrosion-resistant performance of the cross-country vehicle chassis cable is realized, and driving safety and stable operation of an electrical system can be ensured.

The utility model relates to the technical field of ventilation system, aims at solving the problem of the prior art that the cable trench sand filling of explosion danger zone hinders single core cable, bus duct heat dissipation causes its easy damage, and explosion -proof and heat dissipation are difficult to be compatible, and the equipment is easy to damage, provides a kind of micro positive pressure ventilation system of cable trench, including cable trench and air supply unit;The top of cable trench has groove cover, and explosion -proof wall is installed on groove cover, and explosion danger zone and non-explosion danger zone have on both sides of explosion -proof wall, and PLC control system has on the side close to non-explosion danger zone of explosion -proof wall;Temperature sensor, gas detector and pressure sensor that are electrically connected with PLC control system are in cable trench;Air supply unit is communicated with cable trench and is electrically connected with PLC control system.The utility model has the beneficial effects that simple structure is practical, ventilation heat dissipation effect is excellent, reduces energy consumption using frequency conversion fan, can block the invasion of explosive dangerous gas, avoids the heat gathering in the trench, guarantees the stable operation of equipment and the high degree of intelligentization of operation management.

The utility model discloses a surface cleaning device capable of lying flat for cleaning, which belongs to the technical field of cleaning equipment and comprises a machine body, a ground brush and a liquid supply component, the machine body is provided with a fan and a sewage bucket, the ground brush is provided with a sewage suction port, the sewage bucket is provided with a sewage inlet pipe, the sewage bucket has an inclined state and a lying flat state along with the machine body, and the machine body is flat and comprises a front shell and a rear shell. A first mounting cavity with an opening in the front side is formed in the lower portion of the front shell, the sewage bucket is arranged at the first mounting cavity, the sewage inlet pipe is arranged close to the front wall of the sewage bucket, the front wall of the sewage bucket is flush with the front surface of the front shell and forms part of the front surface of the machine body, and the front surface of the machine body is not higher than the upper surface of the floor brush when the machine body is in a flat state. The matching relation between the sewage pail and the machine body is reasonably set, so that the front surface of the machine body is kept flat when the sewage pail is installed, the front surface of the sewage pail is prevented from protruding out of the front surface of the machine body, and the flat machine body can drive the floor brush to smoothly enter a low space for effective cleaning when being in a flat state.

This application discloses a shower chair suitable for multiple uses, including a dual-purpose chair. The dual-purpose chair includes a wood-grain treated seat and two "U"-shaped seat supports installed at the bottom of the wood-grain treated seat. Each of the two seat supports has two second bobbins installed inside. Both ends of the two seat supports are fitted with lifting components. The lifting components include sleeves, the inside of which is hollow and contains a wiping disc. By incorporating this device, the shower chair is no longer limited to use during showering, combining the functionality and aesthetics of a shower chair, making it suitable for use in a room or home. At the same time, through the telescopic design of the seat supports and the lifting components, the device can be adjusted according to the height of different people, providing a more convenient user environment. The lifting components effectively prevent water from entering the lifting components during showering and making it difficult to drain.

The utility model discloses an indoor unit for refrigeration air conditioning equipment with a sterilization function, which comprises an indoor unit body, a disinfection mechanism and an ash removal mechanism, and is characterized in that a movable disinfection box is arranged on the side wall of the indoor unit body and above an air outlet, and meanwhile, a plurality of spray heads are arranged on the side wall of the disinfection box; according to the indoor unit, the disinfection box is conveniently installed on the side wall of the moving block, the moving block is driven by the motor to rotate, then the moving block drives the disinfection box to move, air conditioner air blown out of the air outlet in the side wall of the indoor unit body below is disinfected, and the disinfection range is widened through movable disinfection; and meanwhile, a scraping strip is further arranged on the portion, on the side wall of the other side of the moving block, of the top face of the indoor unit body, the bottom end of the scraping strip is slidably connected with the top face of the indoor unit body, so that the scraping strip can scrape dust on the top face of the indoor unit body conveniently, and the use environment of the indoor unit body is further increased.

The utility model relates to aluminium alloy out -and -in window technical field, proposes an aluminium alloy out -and -in window system with three -layer waterproof structure, including atrium structure and conversion frame and out -and -in window sash of constituting upper window body between setting in upper window body and lower window body and the second waterproof structure and third waterproof structure of second waterproof structure that the atrium structure sets up in conversion frame installs on the atrium structure and forms second waterproof surface and third waterproof surface, jointly form from the multiple waterproof framework of from the outside to the inside of the room from top to bottom with. The utility model adopts the multilayer waterproof structure, promotes the overall waterproof performance of aluminium alloy out -and -in window, through setting up water guide piece and drainage piece respectively in conversion frame and atrium structure, can the rainwater that penetrates into aluminium alloy out -and -in window section inside is discharged, reduces the penetration influence of aluminium alloy out -and -in window in rainwater, promotes aluminium alloy out -and -in window section service life and user living environment.

A lithium-ion secondary battery includes a positive electrode, a negative electrode, and an electrolytic solution. The electrolytic solution includes a solvent, an electrolyte salt, and an aminoanthraquinone polymer compound. The aminoanthraquinone polymer compound includes a divalent maleic anhydride part and a divalent aminoanthraquinone derivative part.

The utility model relates to the field of clamps, in particular to a fixing clamp for zinc steel guardrail machining, which comprises a shell, a U-shaped plate is fixedly connected to the upper surface of the shell, a limiting plate is fixedly connected to the side face of the U-shaped plate, a clamping plate is slidably connected to the surface of the limiting plate, and a threaded rod is in threaded connection to the surface of the U-shaped plate. A storage box is fixedly connected to the side face of the shell, a water pump is fixedly installed on the inner wall of the storage box, and a guide pipe is arranged at the output end of the water pump. Compared with the prior art, the fixing clamp for zinc steel guardrail machining is provided with the storage box, the water pump, the first filtering mechanism, the second filtering mechanism and the filter screen, cooling liquid can be sprayed to the cutting position of a guardrail through the guide pipe, under the action of the cooling liquid, the temperature of a cutting knife can be effectively reduced, the cutting knife is protected against the influence of overheating, and the cutting effect is improved. And cutting waste gas and dust can be effectively cleaned, so that the use environment is improved.

The utility model discloses a kind of motor lightweight noise reduction package material structure, it is related to new energy motor technical field, including protective layer, the inner wall of protective layer is equipped with noise reduction layer, the inner wall of noise reduction layer is equipped with buffer layer, the inner wall of buffer layer is equipped with functional layer, and noise reduction layer includes damping material plate and metal foam.The utility model, by selecting boron nitride nanosheet composite insulation film, polypropylene honeycomb foam, metal foam and the like low-density material, and carbon fiber reinforced composite material replace traditional heavier material, while combining integrated forming reduces connecting piece, modular design reasonably distributes the structure optimization of material, under the premise of guaranteeing package material performance, substantially reduce the overall weight of motor, improve the energy utilization efficiency of new energy equipment, secondly, multilayer structure synergistic effect, form all-round noise reduction system, effectively reduce motor operating noise, improve use comfort and environmental friendliness.

The utility model provides a kind of carbon fiber protective shell, belong to protective shell technical field, including shell, the straight groove boss for accommodating shooting head is set in shell side, shell side is equipped with guide rail clamping block, shell side is provided with two groups of lugs, guide rail clamping block is U-shaped, guide rail clamping block inner wall two sides are equipped with guide rail slot, two groups of guide rail slot are provided with baffle, two groups of perforation are equipped on baffle, two groups of perforation are all clamped and are equipped with soft round block, straight groove boss is hollow, and straight groove boss side is equipped with the opening for baffle sliding in, guide rail clamping block opening end is connected with straight groove boss, shell uses carbon fiber material quality.This device is set in shell side for accommodating the straight groove boss of shooting head, and is equipped with the setting of baffle with perforation and soft round block, user can slide in and out in straight groove boss opening by baffle, to control the exposure and shielding of shooting head, improve the ability of the device in shooting head protection and use.

Provided are a rotating body for a rotation restricting mechanism, capable of expanding the use environment of the rotation restricting mechanism for restricting rotation of a rotator by engagement of a fixed restricting member with an engaging protrusion, and an actuator including the rotation restricting mechanism having the rotating body for the rotation restricting mechanism. A rotating body 2 for a rotation restricting mechanism rotates integrally with a motor 27, and rotation thereof is restricted by engagement with an engaging pin 8. The rotating body 2 for a rotation restricting mechanism includes a plurality of radial-support parts 3 which extend in a radial direction in a radial pattern and the inner end portions of which are connected to the motor 27, a plurality of first-circumferential-connecting parts 5 connecting the inner end portions of mutually adjacent radial-support parts 3, a plurality of second-circumferential-connecting parts 6 connecting the outer end portions of mutually adjacent radial-support parts 3, and a plurality of engaging protrusions 7 provided in the outer end portions of the radial-support parts 3. The interval between the engaging protrusions 7 mutually adjacent in the circumferential direction has a distance which enables relative movement of the engaging pin 8 in the circumferential direction between the adjacent engaging protrusions 7.

This utility model relates to the field of charging harness bridge technology for new energy vehicles, and discloses a heat-insulated and protected harness bridge structure, including: a U-shaped bracket; a top sealing plate, which is installed on two of the extended portions; four sets of quick-release locking structures; a heat-insulating horizontal plate, which, after installation, forms a heat-insulating cavity between the heat-insulating horizontal plate and the bottom of the inner cavity of the U-shaped bracket; a harness clamping plate, which is movably installed on the upper part of the inner cavity of the U-shaped bracket; an adjustment component; the adjustment component allows the harness clamping plate to move upward or downward on the upper part of the inner cavity of the U-shaped bracket, and when moving downward, it fixes the harness placed on the heat-insulating horizontal plate; and a heat-insulating base plate. In this utility model, the heat-insulating cavity formed by the heat-insulating horizontal plate and the bottom of the inner cavity of the U-shaped bracket, as well as the heat-insulating base plate at the bottom of the U-shaped bracket, can effectively block heat conducted from the wall or ground, preventing the charging harness from being in a high-heat state and ensuring the safety and lifespan of the harness.