172results about How to "Simplify the disassembly process" patented technology

The invention relates to the field of LED display screen installation and splicing, and discloses an arc-shaped lock capable of adjusting an LED display screen box gap, the arc-shaped lock comprises a first lock seat and a second lock seat, the inner side of the first lock seat is in sliding connection with a first lock cylinder, the inner side of the second lock seat is in sliding connection with a second lock cylinder, the middle of the first lock cylinder is provided with a locking assembly, and the locking assembly is arranged on the inner side of the second lock seat. A fixing assembly is fixedly installed on the side face of the first lock cylinder, the locking assembly comprises a clamping column, the clamping column is arranged in the middle of the first lock cylinder and the middle of the second lock cylinder, a sliding groove is formed in the clamping column, and a pin is slidably connected into the sliding groove. The clamping blocks are opened to be clamped into the annular groove in the second lock cylinder, and internal buckling and axial limiting of the two lock cylinders are achieved. And in cooperation with a screwing structure of the nut and the external thread of the clamping column, continuous axial pressing force can be applied to the surface of the lock cylinder, and the flatness of the splicing face of the LED display screen and the stability of the overall structure are ensured.

This application relates to a UAV frame for bridge inspection, belonging to the technical field of UAVs. It includes a UAV body with a connecting frame at its bottom. This application utilizes a plug-in engagement between a plug and the connecting frame, and a limiting block driven by a push spring in a snap-fit ​​assembly to achieve automatic initial positioning. Simultaneously, a bidirectional lead screw driven by a first servo motor in the limiting assembly drives a moving frame and its locking block for a secure secondary locking. This significantly simplifies the installation and disassembly process of the UAV body and the connecting frame. Furthermore, a buffer assembly located on the outside of the connecting frame, with its support plate sliding within the damping sleeve of the support leg via a slide rod, compresses the buffer spring. This effectively absorbs and dissipates the impact energy generated during UAV takeoff and landing or sudden collisions, maximizing the protection of the precision components inside the UAV body and the shooting and detection devices within the mounting frame. This significantly reduces data acquisition errors and improves operational safety and data reliability.

The utility model discloses a mounting structure of a helicopter rotor shaft dynamic sealing ring dismounting tool, which comprises a base, a dismounting head is arranged at the top of the base, the dismounting head comprises a push-and-pull disc, vertical rods are fixedly connected to the top of the push-and-pull disc in an annular array, a top disc is fixedly connected to the tops of the vertical rods, and the top disc is fixedly connected to the top of the push-and-pull disc. Hinge grooves penetrating to the bottom are formed in the top of the top disc in an annular array mode, hydraulic push rod sleeve connecting rods are fixedly connected to the bottoms of the inner sides of the multiple vertical rods, hydraulic push rod sleeves are fixedly connected to the inner sides of the multiple hydraulic push rod sleeve connecting rods, and second hydraulic push rods are fixedly connected to the inner walls of the hydraulic push rod sleeves. Through the arrangement of the dismounting head, the dismounting process of the sealing ring and the rotor shaft is simplified through the design of the dismounting tool, the dismounting efficiency and safety are remarkably improved, through accurate control of a hydraulic system, it is ensured that dismounting force is evenly applied, and the problem that the sealing ring is damaged or is not thoroughly dismounted due to the fact that the force is too large or too small is solved.

This utility model discloses a modular axle forging anvil assembly, including a medium anvil, side anvils symmetrically arranged on both sides of the medium anvil, a positioning and connecting mechanism, and a bolt assembly. A reinforcing rib is fixedly connected to the side wall of the medium anvil near the side anvils, and the reinforcing rib has a movable cavity. The positioning and connecting mechanism includes a positioning block slidably disposed within the movable cavity. The positioning block is inserted into the side anvil, and a connecting rod is fixedly connected to one side of the positioning block. A lifting seat is fixedly connected to the end of the connecting rod away from the positioning block. The bolt assembly includes a bolt threadedly connected to the side anvils. The end of the bolt passes through the reinforcing rib and abuts against the lifting seat, and the end has a tapered rod. This utility model allows the side anvils to be detachably connected to the medium anvil via the positioning and connecting mechanism and the bolt assembly, facilitating the replacement of suitable side anvils for different axle models without requiring a complete replacement of the assembly, thus reducing equipment costs and expanding applicability.

The utility model relates to the technical field of battery installation, and discloses a new energy automobile battery pack and automobile body integrated connecting structure which comprises a chassis fixing frame, an adjusting mechanism is arranged on the chassis fixing frame, an auxiliary mechanism is arranged on the adjusting mechanism, and the adjusting mechanism comprises a top hole. The top hole is formed in the inner wall of the top of the base plate fixing frame, the inner wall of an inner ring of the top hole is in threaded connection with a fixing screw, the outer wall of the bottom of the base plate fixing frame is fixedly connected with a T-shaped frame, a penetrating hole is formed in the inner wall of the front side of the T-shaped frame, the inner wall of the top of the T-shaped frame is slidably connected with a concave frame, and butt joint holes are formed in the outer walls of the front side and the rear side of the T-shaped frame. According to the utility model, the convenient installation and stable connection of the battery pack rack and the vehicle body are realized through the structural design, and the use amount of fixing parts is reduced by utilizing the guiding and limiting effects of a specific structure, so that the disassembly and assembly process is simplified, the maintenance time is shortened, and the protection performance can be enhanced through the sealing part.

The invention provides a large sprinkling machine truss device which comprises a main frame, two auxiliary frames and a traction mechanism, and the main frame is installed on a sprinkling machine; the two auxiliary frames are symmetrically arranged at the two ends of the main frame, the auxiliary frames and the main frame are rotationally connected through shaft bodies, and the auxiliary frames can be screwed into the main frame; a locking assembly is arranged between the auxiliary frame and the main frame, and the shaft body and the locking assembly are located at the ends, connected with the main frame, of the auxiliary frame respectively. The traction mechanism comprises a base plate, a telescopic supporting assembly, a winding assembly and two steel wire ropes, and the base plate is connected with the main frame and located in the middle of the main frame; the telescopic supporting assembly and the winding assembly are installed on the base plate. And the two steel wire ropes are symmetrically arranged. According to the truss device of the large sprinkling machine, the auxiliary frame is stored in the main frame through the traction mechanism, the disassembly and assembly process is simplified, the occupied space is reduced, and therefore convenient conditions are provided for transfer.

The utility model discloses an infrared thermal imager of quick replacement lens and optical filter, including casing and external lens subassembly. External lens subassembly is fixed through screw thread connection in the outside of casing, contains lens fixing piece, infrared lens, lens fixed ring, optical protection window and lens decoration ring. Infrared lens is fixed in lens fixing piece through screw thread, and the front end is equipped with detachable optical protection window (optical filter or germanium window), and is locked and fixed by lens decoration ring. Lens fixed ring and waterproof seal ring constitute double waterproof structure, ensure IP67 protection level. The device passes through modularization screw thread connection design, makes the user can replace different specifications infrared lens and optical protection window, adapts multiband observation demand. Its advantages include: simple operation, strong leakproofness, high environmental adaptability, especially suitable for the scene of flexible adjustment equipment such as fire control, industrial detection etc.

The utility model relates to the technical field of tool changing assemblies, in particular to a tool changing assembly based on an engraving and milling machine, which comprises a guide rail pair guide rail, at least two groups of guide rail pair sliding seats are mounted on the surface of the guide rail pair guide rail in a sliding manner, a first air cylinder is mounted above the guide rail pair sliding seats, and a first piston rod for stretching is arranged in the first air cylinder. A first base is fixedly installed at the end of the first piston rod and is of a U-shaped structure. According to the scheme, through the synergistic effect of the guide rail pair sliding seats and the first air cylinder, height and position adjustment of the tool bit is achieved, it is ensured that the tool bit can be accurately conveyed to the tool bit position of the engraving and milling machine, one guide rail pair sliding seat is used for taking down an old tool bit, the other guide rail pair sliding seat is used for installing a new tool bit, and the tool changing efficiency is remarkably improved; and through cooperation of a servo motor and a position sensor, the accuracy and stability of front-back inclination angle adjustment of the tool bit are further guaranteed, manual intervention is reduced, and the automation degree is improved.

The utility model relates to cooling equipment technical field discloses a cooling tower, including base, the upper surface fixed connection of base has support frame, the upper surface fixed connection of support frame has tower body, the outer wall fixed connection of tower body has the fairing, the inside fixed connection of fairing has the fan, the inside fixed connection of tower body has annular pipe, the inside fixed connection of annular pipe has the limit cylinder, the inside sliding connection of limit cylinder has the clamping block, the outer wall fixed connection of clamping block has first telescopic link, the outer wall sliding connection of first telescopic link has first spring. In the utility model, through adopting elastic buckle structure, through the mutual cooperation between clamping block, first spring and limit cylinder, through simple pulling, the spray head can be separated from annular pipe, only needs to be inserted during installation to be automatic locking, need not the tool auxiliary, significantly shorten the spray head replacement or cleaning time, avoid the cooling efficiency decline caused by the spray head blockage, guarantee equipment continuous stable operation.

This utility model discloses a self-positioning fan-shaped anode CNC integrated machining fixture, including an operating table, a first positioning component, and a second positioning component. The operating table has a central hole. The first and second positioning components have fan-shaped ring bases with central angles of 120° and 90° respectively, integrally formed with the operating table. Each positioning component has concentrically distributed fan-shaped ring support surfaces, symmetrically distributed positioning through holes, and limiting posts. The positioning through holes are concentric with the central hole, and the limiting posts maintain a preset center distance from the central hole. This utility model reduces assembly errors, uses stainless steel material and high-precision surface treatment to ensure stability, utilizes alloy steel limiting posts to enhance load-bearing capacity, and combines the central hole, positioning through holes, and limiting posts to form a three-level positioning reference system. This enables multi-size anodes to be clamped in one operation for integrated milling, drilling, and other processes, resulting in high assembly accuracy, effectively shortening clamping time, and improving processing efficiency and product yield.

The utility model relates to paper processing equipment technical field discloses a kind of processing equipment for high-temperature-resistant waterproof wrapping paper production, including rack, and the side of rack is equipped with feed inlet, and feed inlet is used to high-temperature-resistant waterproof wrapping paper into the inboard of rack;Two support plates are fixed in the inner wall of rack, and two groups of rotating rollers are rotatably connected between rack and support plate, and rotating roller is used to flatten high-temperature-resistant waterproof wrapping paper;Rack top is equipped with heating assembly, and heating assembly is used to dry high-temperature-resistant waterproof wrapping paper;Heating assembly side is equipped with connecting assembly, air is heated by electric heating wire, and hot air is blown out using fan, and several air outlets on first air outlet pipe are evenly blown to the two sides of raw material, to ensure that drying process is uniform, can quickly and effectively dry treatment to high-temperature-resistant waterproof wrapping paper kraft paper raw material, remove moisture in paper, improve production efficiency.

The utility model relates to the technical field of electronic engineering, in particular to a phased-array antenna testing device. The utility model provides a phased-array antenna testing device, which comprises a placing base, a first magnet, a phased-array antenna, a butt joint rod, a second magnet and the like, the placing base is provided with a butt joint groove, the butt joint groove is internally provided with the first magnet, the phased-array antenna is placed on the placing base, the bottom of the phased-array antenna is connected with the butt joint rod, and the butt joint rod is connected with the second magnet. The butt joint rod is clamped and matched with the butt joint groove, a second magnet is installed at the bottom of the butt joint rod, and the first magnet and the second magnet are magnetically attracted. Through the arrangement of the base, the first magnet, the butt joint rod, the second magnet, the mounting shell, the guide frame, the lifting ring, the supporting legs, the torsional spring, the lead screw, the guide rod, the mounting plate and the motor, the phased-array antenna can be quickly disassembled and assembled, the assembling and disassembling process of the antenna is simplified, the operation convenience and efficiency are remarkably improved, and the working efficiency of the phased-array antenna is improved. And the requirements of frequent mounting and dismounting in the transportation process are particularly met.

This utility model discloses a robot charging base, including a base with a clearance groove on the lower side. A snap-fit ​​device is installed in the clearance groove. The snap-fit ​​device includes a release sleeve, a snap-fit ​​sleeve, a snap-fit ​​rod, a release groove, a release plate, a snap-fit ​​block, and a snap-fit ​​groove. The snap-fit ​​sleeve is detachably fitted onto the outside of the snap-fit ​​rod. The release groove is a variable-diameter structure opened in the release sleeve. The snap-fit ​​block is connected to one side of the release plate. The snap-fit ​​groove is opened on the outside of the snap-fit ​​rod. A locking mechanism is provided on the outside of the snap-fit ​​sleeve. The locking mechanism includes a locking plate, a movable spring, a locking sleeve, a locking hole, a fixing block, a locking rod, and a movable block. The movable spring is connected to two adjacent movable blocks. The locking hole is opened on the locking plate. Multiple fixing blocks are installed on the outside of the snap-fit ​​sleeve. The locking rod is connected to one side of the locking sleeve. This utility model realizes convenient disassembly and assembly of the spring electrode sheet, ensures structural stability, and ensures stable use of the equipment.

The utility model discloses a filter core device and water purification equipment relates to water purification technical field, wherein, filter core device includes filter bottle, composite filter core subassembly and connecting handle, and the inside of filter bottle is equipped with the cavity, and the bottom of filter bottle is equipped with the connecting mouth, and filter bottle is equipped with the water inlet and outlet structure, composite filter core subassembly is located in the cavity, and composite filter core subassembly at least includes front filter core, rear filter core and center tube, and front filter core is sleeved on center tube, and the bottom of center tube is detachably connected with the top of rear filter core and forms sealed fit, the top of connecting handle is connected with the bottom of rear filter core, and connecting handle is detachably connected with the connecting mouth and forms sealed fit. The utility model discloses through let connecting handle with connecting mouth detachably connect, when dismounting replacement composite filter core subassembly only needs to remove the connection of connecting handle and connecting mouth, can with composite filter core subassembly removal to the cavity outside to carry out replacement, and greatly simplifies the dismounting replacement step.

The utility model discloses a paper cutter anti-sticking roller installation structure which comprises a rack and two paper cutter anti-sticking roller bodies arranged on the inner side of the rack, fixing blocks are fixedly connected to the inner walls of the two sides of the rack, screw adjusting seats are installed on the inner walls of the two sides of the rack, and the fixing blocks are fixedly connected to the fixing blocks. And bearing seats are fixedly mounted at the movable ends of the two fixing blocks and the two screw rod adjusting seats correspondingly, and mounting shafts are fixedly connected to bearing inner rings of bearings arranged in the four bearing seats correspondingly. According to the utility model, the fixed block, the screw rod adjusting seat, the bearing seat, the mounting shaft, the air groove, the extrusion block, the rotary joint, the telescopic pipe fitting, the electric inflation assembly and the shaft hole are arranged, so that an original bolt fixing structure is replaced, one-key fixing or releasing is realized through a pneumatic expansion principle, and the disassembly and assembly process is greatly simplified; and meanwhile, the stability of the fixed anti-sticking roller of the paper cutter is ensured, the anti-sticking roller is particularly suitable for a paper cutting production line needing frequent maintenance, and the production efficiency is remarkably improved.

The utility model discloses a kind of security monitoring equipment cable fixer, relate to security monitoring equipment accessory technical field;To solve the problems of single structure, poor adaptability, easy to wear cable and fixed installation position of existing fixing device;The fixer includes support plate, support rod, telescopic rod and fixer, support rod is connected telescopic rod by screw and cooperates nut locking, realize height stepless regulation, fixer is cooperated with long strip fixed recess by recess screw, can be transversely slid and adjusted position;Anti-skid rubber pad is equipped in cable recess inner wall, adapts multiple path cable and reduces abrasion;Support rod end threaded hole is convenient and firm connection with wall surface or equipment, stainless steel telescopic rod improves corrosion resistance performance.The whole installation is flexible, stable, long in service life, and is suitable for efficient fixing of cable in security monitoring system.

This application provides a hydrogen fuel cell dump truck chassis layout structure and a hydrogen fuel cell dump truck, relating to the technical field of hydrogen fuel cell dump trucks. The hydrogen fuel cell dump truck chassis layout structure provided by this application includes a frame, a hydrogen stack, a thermal management unit, a radiator, a high-voltage distribution box, and a multi-functional controller. The frame has a first axle, a second axle, and a third axle arranged sequentially along a first direction. The radiator, thermal management unit, and hydrogen stack are sequentially arranged on the frame below the dump truck's cab along the first direction to dissipate heat from the hydrogen stack. The thermal management unit integrates cab air conditioning and battery cooling functions. The high-voltage distribution box and multi-functional controller are located on the frame, between the second and third axles, and are electrically connected to the hydrogen stack. This application provides a hydrogen fuel cell dump truck chassis layout structure and a hydrogen fuel cell dump truck, which are convenient to maintain and have high safety.

The utility model discloses a kind of for not dry adhesive paper production with gluing roller, it is related to gluing roller technical field, including main body structure, including roller, the surface of roller is provided with rubber sleeve, the both sides of rubber sleeve are open;And, dismounting component, setting in the inner chamber of rubber sleeve, including fixedly connected to the docking plate of rubber sleeve inner chamber, the surface of roller is provided with docking groove, and cooperate with docking plate;Through dismounting component, without specific tool can realize the quick dismounting of rubber sleeve, greatly simplify dismounting process, compared with the traditional bolt fixed rubber sleeve mode in background art, improve production efficiency, reduce the labor intensity of worker, effectively avoid the problem that rubber sleeve loosens due to misoperation by the setting of anti-stupid piece, improve the security of equipment use, reduce the product quality problem and equipment failure caused by rubber sleeve loosening, reduce production and maintenance cost.

The invention discloses a detachable and reusable modular swivel beam load-bearing framework, which relates to the technical field of load-bearing frameworks, and comprises a square tube and an adjusting assembly, a sliding strip is slidably connected into the square tube, a fixing frame is fixed to the side face of the sliding strip, the lower side of the fixing frame is attached to the upper side of the square tube, a first connecting assembly is installed on the upper side of the sliding strip, a supporting assembly is installed on the side face of the fixing frame, and a second connecting assembly is installed at the right end of the supporting assembly. A fixing assembly and a pulling assembly are installed at the upper end of the side face of the sliding strip, and the fixing assembly is connected with the pulling assembly. The adjusting assembly comprises a supporting plate, supporting frames, a limiting rod, a threaded rod and a connecting frame, an opening is formed in the lower side of the square pipe, the supporting plate is fixed to the interior of the opening, the two corresponding supporting frames are fixed to the left side and the right side of the supporting plate, and rapid disassembly and assembly, flexible height adjustment, repeated utilization and stable bearing can be achieved.

This utility model discloses a composite aluminum panel, including a wall. An aluminum panel body is provided on one side of the wall, and a groove is formed on one side surface of the aluminum panel body. A connecting plate is provided on one side of the aluminum panel body, and a reinforcing plate is fixedly installed on one side surface of the connecting plate. In this utility model, by pulling the connecting block on the limiting rod, it moves along the through groove of the connecting cylinder, causing the telescopic rod to move synchronously and compress the outer spring. When the end of the limiting rod disengages from the mounting base, the insert of the connecting plate can be inserted into the wall mounting base. After releasing the connecting block, the spring rebounds, pushing the limiting rod to automatically pass through the insert and engage with the limiting hole of the mounting base, completing a quick locking installation. For disassembly, pulling the connecting block causes the limiting rod to exit the limiting hole, separating the insert from the mounting base, achieving efficient disassembly. This structure utilizes the elastic restoring characteristics of the spring, simplifying the assembly and disassembly process and significantly improving the convenience of maintenance operations while ensuring connection reliability.

The utility model discloses an engine suspension support for a pipelayer, and relates to the field of pipelayer equipment. An engine suspension support for a pipe lifting machine comprises two connecting plates, screw rods inserted into fixing lugs at the lower ends of the two sides of an engine cylinder are symmetrically and fixedly connected to the connecting plates, the engine suspension support further comprises a supporting frame plate installed on the pipe lifting machine, and two limiting plate shells are symmetrically and fixedly connected to the supporting frame plate; the vertical plate is fixedly connected to the lower end of the connecting plate; the pressing plate is fixedly connected to the lower end of the vertical plate; the air supply air bag is arranged at the lower end of the interior of the limiting plate shell, and one-way valves are installed at an air inlet and an air outlet of the air supply air bag; the engine is fixed and released through compression and release of gas, a bolt does not need to be screwed repeatedly, the mounting and dismounting process of the engine is greatly simplified, the dismounting and mounting efficiency is remarkably improved, and manpower and time cost is saved.

This invention relates to the field of tire manufacturing technology, specifically to a type block fixing structure and tire mold. The type block body is movably mounted on a mold side plate, and further includes: a spring-back mechanism located at the bottom of a placement groove, used to apply an upward spring-back thrust to the type block body; a fixing groove formed on the side wall of the type block body; a moving component movably mounted horizontally within the mold side plate and adapted to the fixing groove; and a translation mechanism located within the mold side plate, used to drive the moving component to translate into or out of the fixing groove. This invention, through the cooperation of the spring-back mechanism, fixing groove, moving component, and translation mechanism, enables rapid replacement of the type block body from the front of the mold side plate without disassembling or flipping the mold side plate, simplifying the operation steps. The overall structure is simple and compact, reducing the difficulty of parts processing and better adapting to the needs of large-scale mass production.

The utility model discloses a kind of low-noise deep groove ball bearing sealing structures, it is related to bearing sealing field, including outer ring and inner ring, the outer ring and inner ring are commonly provided with retainer between, a plurality of ball bearings are equipped on the retainer, the outer ring and inner ring are commonly provided with sealing assembly for sealing protection to ball bearing on, the outer ring and inner ring are commonly provided with mounting assembly for installing and fixing sealing assembly, the mounting assembly includes two groups of first mounting block, the number of each group first mounting block is five. The utility model sets up split type sealing assembly between outer ring and inner ring, while effectively guaranteeing the sealing performance inside bearing, avoid the operating noise generated due to contact friction;With the design of special mounting assembly, the assembly and disassembly process of sealing structure is significantly simplified, the convenience of bearing maintenance is greatly improved.

The utility model relates to oil pipe cathode protection technical field discloses the oil pipe cathode protection device of adaptation multitype oil well, including oil pipe body and electric box, the outer wall of oil pipe body is provided with cathode protection mechanism, cathode protection mechanism is used for protecting oil pipe cathode, the front side of electric box is provided with circuit quick -joint mechanism, the circuit quick -joint mechanism is used for quick dismounting protection device, the right side of oil pipe body is provided with centralizer mechanism, the adjacent side of two anode fixed sleeve all slide connection in the outer wall front and back side of oil pipe body. In the utility model, through anode fixed sleeve along the outer wall of oil pipe body sliding adjustment position, cathode connecting sleeve is fixed in oil pipe body, anode connecting wire is butt jointed with anode fixed sleeve through anode circuit connection subassembly, when the sacrifice anode is consumed, need not complex operation to quick split anode fixed sleeve.

The utility model belongs to the technical field of sportswear, and particularly relates to sport pants. Comprise a trouser body and trouser legs arranged below the trouser body, and further comprise adjustable ventilation zippers arranged on the two sides of the trouser legs respectively. The magnetic type disconnecting mechanism comprises a first magnetic piece arranged on the inner side of the bottom of the trouser body, a second magnetic piece arranged on the outer side of the top of the trouser leg and mutually attracted with the first magnetic piece, a flexible magnetic bag wrapping the first magnetic piece and the second magnetic piece, and a trigger assembly used for cooperating with the adjustable ventilation zipper to complete trouser leg disconnecting; the adjustable ventilation zipper is used for enlarging the ventilation area of the legs. According to the utility model, through the cooperation between the adjustable ventilation zipper and the magnetic type dismounting mechanism, the dismounting process of the trouser legs is simplified, and the flexibility of ventilation adjustment of the sports trousers is improved.

The utility model relates to the technical field of slitting equipment, in particular to a slitting machine for sealing strip processing, which comprises a base, a driving roller is movably mounted above the base up and down, a concave frame is fixedly connected to the upper surface of the base, a cutting roller is detachably mounted at the inner top of the concave frame, a through hole is formed in the center axis of the cutting roller, and the through hole is communicated with the driving roller. The inner wall of the through hole is rotationally connected with a screw through a bearing, the surface of the screw is in threaded connection with a moving block, and a square sliding groove is formed in the inner wall of the through hole. Through the arrangement of the screw rod, the moving block, the inclined plane sliding block, the mounting column and the reset spring, after cutting is completed, the arc-shaped cutting knife can be stored in the arc-shaped groove, an operator can be effectively prevented from being scratched by the arc-shaped cutting knife when the cutting roller is replaced, the personal safety of the operator is guaranteed, the operation risk is reduced, and the working efficiency is improved. And the whole machining process is safer and more reliable.

This utility model provides a button structure for an intelligent vehicle button, relating to the field of intelligent vehicle button technology. It includes a base with a top cover mounted on its top. An mounting base is installed inside the base, and a support block is fixed to the top of the mounting base. The button body is placed on the top of the support block. The top cover's outer wall engages with the base's inner wall groove, and the button body's arc-shaped opening matches the top cover's arc-shaped block. The mounting base is fixed to the base with bolts and threaded sleeves, constructing a multi-level, multi-part connection and fixing system. This significantly improves the overall structural stability of the button, preventing component loosening or displacement during use, ensuring consistent pressing feel, extending product lifespan, and reducing the risk of malfunctions due to structural vibration. The design includes a precise matching structure between the bottom pressing block of the button body and the mounting base's trigger button. Simultaneously, a connecting column rotates within the support plate's locking hole, providing stable guidance and limiting for the button body's pressing action.

The utility model discloses a convenient-to-replace connecting pipe for an air conditioner outdoor unit, which comprises a connecting pipe, an open slot is arranged in the connecting pipe, the inner surface of the open slot is fixedly connected with a mounting plate, the upper surface of the mounting plate is fixedly connected with a spring, the other end of the spring is fixedly connected with a clamping block, and the rear surface of the clamping block is fixedly connected with a control rod. A pipeline is detachably connected into the connecting pipe, a clamping groove is formed in the pipeline, a flange plate is fixedly connected to the other end of the pipeline, a first fixing pipe is fixedly connected to the outer surface of the flange plate, a metal corrugated pipe is fixedly connected to the other end of the first fixing pipe, and through cooperation of the mounting plate, the spring, the clamping block, the control rod, the pipeline and the clamping groove, the pipeline can be conveniently and rapidly disassembled; the connecting structure is convenient to check, maintain or replace, improves the working efficiency, simplifies the mounting and dismounting processes, does not need special tools, shortens the maintenance and replacement time, ensures firm connection, and avoids the problems caused by leakage or vibration.

The utility model discloses a cooling device for a high-voltage frequency converter, which relates to the technical field of high-voltage frequency converters and comprises a supporting seat and a protection box, a box door is hinged to one side of the protection box, a plurality of heat dissipation grooves are formed in the box door, the protection box is mounted on the upper side of the supporting seat, a ventilation flow channel is formed between the supporting seat and the protection box, and the ventilation flow channel is communicated with the box door. A fine screen plate and a plurality of brushless fans are arranged in the ventilation flow channel in a limiting mode, the brushless fans operate to extract cold air, the cold air enters the pressurization area after being filtered layer by layer through the coarse screen plate and the fine screen plate, and a high-air-pressure environment is formed on one side of the air distribution plate. Cold air uniformly enters an equipment area through the air holes in the air distribution plate under the action of air pressure difference to exchange heat with the high-voltage frequency converter body, the cold air can be fully contacted with the high-voltage frequency converter body, the ventilation cross section is large, heat dissipation dead angles are reduced, the heat dissipation grooves provide smooth discharge channels for air after heat exchange, heat accumulation in the protection box can be avoided, and the service life of the high-voltage frequency converter is prolonged. And the heat dissipation effect is improved.