594 results about "Gas spring" patented technology

The invention discloses a tool for assembling an air spring sealing assembly, and the tool is characterized in that the tool comprises a positioning mechanism which is used for positioning and fixing an air spring body; the press fitting mechanism comprises a guide sleeve and a pressure head; the guide sleeve is provided with a vertically-through guide cavity, and the guide sleeve is driven by a first driving piece to move up and down and can cover the mounting end part in the down stroke; the pressure head is coaxially arranged above the guide sleeve, and is driven by a second driving piece to independently move up and down; the clamp spring guide-in seat is arranged at the top of the guide sleeve, a guide-in cavity penetrating up and down is formed in the clamp spring guide-in seat, and the guide-in cavity is coaxially communicated with the guide cavity; and the snap spring pre-tightening mechanism is used for performing radial extrusion on the snap spring placed at the port position of the guide-in cavity, so that the snap spring falls into the guide-in cavity after being tightened. The press-fitting device has the advantages that the press-fitting of the sealing cover and the snap spring is combined in one step, the problems of deflection, popping and the like of the snap spring in the assembling process are effectively solved, operation is simple and safe, and assembling efficiency is high.

The application provides an air suspension system and a vehicle. The air suspension system comprises a first air spring, a second air spring and a gas storage component, and further comprises: a first electromagnetic switch valve connected to the first air spring; a second electromagnetic switch valve connected to the second air spring; a third electromagnetic switch valve connected between the first electromagnetic switch valve and the gas storage component; and a fourth electromagnetic switch valve connected between the second electromagnetic switch valve and the gas storage component. When the first electromagnetic switch valve, the second electromagnetic switch valve, the third electromagnetic switch valve and the fourth electromagnetic switch valve are all powered on, the first electromagnetic switch valve and the third electromagnetic switch valve form a first gas path with the gas storage component, the second electromagnetic switch valve and the fourth electromagnetic switch valve form a second gas path with the gas storage component, the gas storage component inflates the first air spring through the first gas path, and the gas storage component inflates the second air spring through the second gas path, so that the body height of the front axle and the rear axle of the vehicle can be synchronously lifted.

An adjustable workstation includes a tabletop having opposed upper and lower surfaces, a leg for supporting the tabletop, a gas spring having opposed spring front and rear ends, and a tabletop mount affixed to an upper end of the leg and pivotably coupled to the lower surface of the tabletop at a tilt axis. The spring front end is pivotably coupled to the lower surface of the tabletop. The spring rear end is pivotably coupled to the mount at an elevation lower than the tilt axis. The tabletop pivots in a first direction about the tilt axis upon extension of the gas spring to raise a front edge of the tabletop relative to a rear edge of the tabletop. The tabletop pivots in a second direction about the tilt axis upon retraction of the gas spring to lower the front edge of the tabletop relative to the rear edge of the tabletop.

The invention discloses a stiffness regulating valve for a multi-cavity air spring, and relates to the technical field of automobile control equipment, the stiffness regulating valve is used for regulating the size of an opening at a communicating air passage of the air spring, the stiffness regulating valve comprises a shell and a motor arranged in the shell, a screw rod and a piston are arranged in the shell, one end of the screw rod is connected with the motor, and the other end of the screw rod is connected with the piston. The other end of the lead screw is fixedly connected with a piston, and the position of the piston corresponds to the communicating air channel. The motor comprises a stator and a rotor, a transmission threaded hole is formed in the rotor along the axis, and the lead screw is meshed with the transmission threaded hole to form transmission connection. Through the unique structural design, the motor directly drives the lead screw to conduct transmission, the transmission precision is improved, the lead screw is arranged in the motor rotor, the axial size space of the valve body is greatly saved, high integration is achieved, the space utilization rate is improved, and the machining cost is reduced.

A gas spring-powered fastener driver includes an outer cylinder, an inner cylinder positioned within the outer cylinder, and a moveable piston positioned within the inner cylinder. The gas spring-powered fastener driver further includes a driver blade attached to the piston and movable therewith between a top-dead-center (TDC) position and a driven or bottom-dead-center (BDC) position. The outer cylinder and the inner cylinder define a first total volume in which gas is located when the driver blade is in the TDC position. The outer cylinder and the inner cylinder define a second total volume, in which gas is located when the driver blade is in the BDC position. A compression ratio of the second total volume to the first total volume is 1.7:1 or less. And, a force acting on the driver blade when located in the TDC position is at least 90 pound-force (lbf) but no more than 450 pound-force (lbf).

A powered fastener driver including: a rotary lifter rotatably supported within the housing and configured to sequentially engage the plurality of teeth to move a driver blade from a bottom-dead-center position toward a top-dead-center position; a drive unit configured to provide torque to the rotary lifter, causing it to rotate; a nosepiece defining a fastener driving channel, the fastener driving channel extending along a driving axis of the driver blade; a workpiece contact element movable relative to the nosepiece between an extended position and a retracted position; a sensor assembly including a first inductive sensor configured to detect a position of the workpiece contact element in one of the extended position or the retracted position; and a second inductive sensor configured to detect an angular position of the rotary lifter, wherein the first inductive sensor and the second inductive sensor are on opposite sides of the rotary lifter.

The utility model belongs to the technical field of air spring accessories, and particularly relates to a built-in valve air spring exhaust system pressure retaining valve. The pressure retaining valve comprises an upper valve body arranged in an upper exhaust system of the air spring, an adjusting valve assembly capable of controlling connection and disconnection of the upper valve body and an air pressure cavity of the air spring, a connecting air pipe arranged at the outlet end of the upper valve body and a pressure retaining assembly arranged in the upper valve body and capable of controlling opening and closing of the connecting air pipe. The pressure maintaining assembly comprises a rheostat main valve body, a rheostat piston and an elastic piece; the rheostat main valve body comprises a first valve body connected to the connecting air pipe in a sealed mode and a second valve body connected with the first valve body, wherein an inner cavity of the second valve body is conical. When the air pressure in the air spring is smaller than a set value, the pressure retaining valve closes the exhaust channel so as to ensure that certain air pressure always exists in the air spring, and the technical problem that the service life of parts of the air spring is prolonged due to the fact that the air pressure in the existing air spring is easily emptied is solved.

motor vehicle, - a steering wheel; - a contact unit (6) which is designed to be at least partially rotatable in order to establish an electrical connection between steering wheel-side components and stationary vehicle components, - the steering wheel features: - a gasbag module; - at least one functional element and / or at least one actuating element; - at least one central electronic unit interacting with the functional element and / or the actuating element; - at least one central unit carrier (1) on which the central unit is arranged; and - a connecting device (3) arranged at least partially on the central unit carrier (1), via which the gas bag module can be electrically connected to the vehicle-side contact unit (6), characterized by the fact that the connecting device (3) comprises at least one contact unit coupling element (33) arranged on the central unit carrier (1) and electrically coupling with the contact unit (6) in the form of a plug that can be coupled to a socket of the contact unit (6) or a socket that can be coupled to a plug of the contact unit (6); and the connecting device (3) comprises a carrier in the form of a circuit board (8) arranged in a housing (810), which is different from the central unit carrier (1) and fixed to the gas bag module, wherein a first contact element (81) of the connecting device (3) is arranged on the circuit board (8), which is detachably connected to a second contact element (82) of the connecting device (3) arranged on the central unit carrier (1), wherein at least one module coupling element (310, 311) coupled to the gas bag module is arranged on the circuit board (8).

This utility model relates to the field of variable stiffness air spring technology for automotive suspensions. Specifically, it relates to a stiffness valve for a vehicle suspension air spring system, comprising a valve body; a coil is provided in the valve body; an electromagnetic component is provided in the coil; the electromagnetic component includes a stationary iron; a valve sleeve is connected to the stationary iron; the valve sleeve is connected to the valve body; a valve core is provided in the valve sleeve; the valve core includes an armature, a push rod, and a valve body piston; the armature, push rod, and valve body piston are an integral structure. This utility model, through its integrated valve core design—where the armature, push rod, and valve body piston are an integral structure—effectively reduces the problems of high machining precision and coaxiality of parts after press-fitting in traditional stiffness valves, thereby reducing the number of parts and saving component costs.

The invention provides a double-pipe self-locking type gas spring and relates to the technical field of double-pipe self-locking type gas springs, the double-pipe self-locking type gas spring comprises a sleeve, a lubricating structure, a connecting structure and a safety structure, a sliding rod is installed on the inner wall of the sleeve, a connecting piece is arranged at the end, away from the sliding rod, of the sleeve, and a connecting piece is arranged at the end, away from the sleeve, of the sliding rod; the connecting piece and the joining piece are connected with the sliding rod and the sleeve respectively through connecting structures, and a lubricating structure is arranged at the upper end of the sleeve. The problems that when a double-pipe self-locking type spring is used, a lubricating device is arranged in the double-pipe self-locking type spring, but in the actual using process, lubricating oil is troublesome to add and replace, continuous and stable lubrication of sliding parts in the double-pipe self-locking type spring is difficult to achieve, and the service life of the double-pipe self-locking type spring is affected are solved. The problem that the normal use and the service life of the double-tube self-locking spring are affected due to the fact that the sliding rod and the sleeve are prone to being blocked and even abraded due to the fact that friction is too large is solved.

The utility model relates to the technical field of air springs, and provides an air spring assembly and an air suspension system. The air spring assembly comprises an air bag and a piston assembled at the end of the air bag. The cushion block is arranged at the first end, away from the air bag, of the piston, the first end of the piston is provided with a limiting cavity, the cushion block is provided with a channel communicating with the limiting cavity, and the first end, away from the piston, of the cushion block is provided with a mounting part; the connecting piece comprises a head part and a rod part, the head part extends into the limiting cavity and is limited by the second end, close to the piston, of the cushion block, and the rod part penetrates through the channel and extends out. According to the air spring assembly, through cooperation of the cushion block, the connecting piece and the piston, the air spring assembly can be suitable for scenes with different suspension heights so as to adapt to different vehicle models, flexible connection is provided so as to adapt to dynamic working conditions of vehicles, meanwhile, the service life of parts is prolonged, and the working performance of the air spring assembly is improved.

This invention belongs to the technical field of water rescue equipment, specifically providing a water rescue inflatable device with an automatic alarm function. It consists of an airbag, a strap connecting the airbags, and a main unit fixed to the strap. The device uses a trigger assembly in conjunction with an electromagnet to release a spring shaft, driving the main gear and secondary gear to mesh and rotate. This drives a rotating light shield to emit a flashing signal from a high-brightness LED and activate the alarm. A water-soluble sheet dissolves and releases the elasticity of the inflation spring, pushing a puncture needle to puncture the inflation cylinder, allowing gas to flow through a diversion cap into the airbag for inflation, simultaneously activating the diving whistle. This device integrates early audible and visual alarms, attitude sensing triggering, mechanical flashing, and pneumatic backup alarms, effectively solving the problems of existing life-saving equipment having a single alarm method, lacking early active alarms, and lacking dual protection mechanisms.

A transmission structure for a counterweight-free vehicle-mounted jib arm, including a servo cylinder and a stabilizer link component, wherein the servo cylinder is mounted on a main structural framework and connected to the stabilizer link component to push the stabilizer link component. The stabilizer link component is further connected to an arm docking component, and the servo cylinder acts on the arm docking component via the stabilizer link component. Additionally, gas springs are included in the jib arm support structure, arranged on two sides of the servo cylinder and connected to the stabilizer link component. The servo cylinder drives the stabilizer link component to act on the arm docking component, and changes its direction of movement, altering the force from tension to thrust, thereby modifying the force-bearing structure of the servo cylinder, eliminating the damage. This design effectively protects the servo cylinder's structure, enhances equipment safety, and extends its service life.

The utility model discloses a kind of flap mechanisms, including box, box cover, baffle, hinge, sheet metal support, spring steel wire and pulley;Box top is equipped with box cover, baffle is fixedly connected in box outer wall one end, hinge is located at baffle both ends, sheet metal support is fixedly installed in baffle one end, spring steel wire rotation is connected in sheet metal support lower side both ends, pulley rotation is connected in one end of spring steel wire.The utility model is compared with prior art's advantage lies in: the utility model utilizes the spring steel wire and the elasticity and torsional force of repeatedly contact cooperation between hinge to promote hinge, when hinge moves back, hinge profile promotes pulley movement, box cover is in open state at this time, the angle of opening and closing is locked by limiting screw and cam limiting boss between pulley and hinge simultaneously, it is convenient to open and close box cover stably, and the present mechanism does not need gas spring, service life is long, the stability when box door cover opens and closes is improved.

The application belongs to the technical field of rail transit damping fasteners, and particularly relates to an air spring damping fastener, which comprises an upper iron pad, an air spring isolator, a lower iron pad, an anchoring system and a spring strip pressing system, wherein the air spring isolator is arranged between the upper iron pad and the lower iron pad and forms a sealed air cavity in the air spring isolator, the air spring isolator provides elastic support and damping effect for the steel rail through compression of the air cavity, the air cavity is communicated with the outside through a valve to realize air pressure adjustment, so as to change the elastic properties of the fastener, and the fastener has adaptive supporting and damping capacity under different load conditions. By introducing the air spring isolator as a core elastic element, the fastener can automatically match the reasonable rigidity under different load conditions, and the damping performance and structural safety are considered at the same time, so that the fastener has good damping effect, load adaptive capacity and engineering application value.

This application provides an emergency drive device adapted to electric window openers, specifically relating to the field of electric window drive structure technology. It includes a modular main body, within which a composite drive mechanism is installed. The composite drive mechanism includes a spring-loaded drive component, a power transmission component, a power output component, a locking component, and a first unlocking component. The spring-loaded drive component includes a fixed part fixed within the modular main body and a movable part that can extend and retract axially. The movable part is normally in a pre-compressed energy storage state. This emergency drive device adapted to electric window openers uses a gas spring or other elastic energy storage structure as its power source. The structure, with a fixed part and an energy-storing movable part, requires no external energy source such as electricity or hydraulic pressure, effectively avoiding the problem of emergency failure due to power outages during fires, and improving and ensuring the safety of electric windows in fire situations.

The utility model belongs to the technical field of agricultural product harvesting, and particularly relates to a walnut harvesting device which comprises a groove body, a temperature controller is installed on the groove body, the groove body is connected with a lower cover body through a hinge, an upper cover body is installed on the lower cover body, the groove body and the upper cover body are rotationally connected with the two ends of an air spring respectively, and an air inlet groove is formed in the upper cover body. An electric heating wire is installed in the upper cover body on one side of the air inlet groove, air distribution holes are formed in the top face of the lower cover body in a penetrating mode, cabinet locks are installed on the front side of the lower cover body and the front side of the groove body, a filter screen is installed on the inner side of the groove body, a drain valve is installed on the bottom side of the groove body, an exhaust fan is installed on the groove body below the filter screen, and a groove hole opposite to an air inlet of the exhaust fan is formed in the groove body. And a temperature sensor is mounted on the inner wall of the tank body above the air inlet of the exhaust fan. The cleaned walnuts can be laid above the filter screen for draining, and dust-proof and sanitary hot air drying is realized after the lower cover body of the equipment is closed, so that the airing speed and quality of the walnuts and the sanitation of products are effectively improved.

The utility model discloses an air spring guide pillar verticality detection device, which comprises a workbench and a dial indicator, the upper end of the workbench is rotatably connected with a rotating disk, two mutually symmetrical clamping blocks are suspended above the rotating disk, one ends of the two clamping blocks close to each other are provided with arc surfaces, and the two ends of the two clamping blocks are provided with arc surfaces. According to the air spring guide column clamping device, through the clamping blocks and the adjusting mechanism acting on the clamping blocks, an air spring guide column can be clamped at the rotating center of the rotating disc; the dial gauge can be fixed through the guide column, the sleeve, the first locking screw, the guide rail, the sliding block, the connecting block, the second locking screw and the third locking screw, the height and the transverse position of the dial gauge can be freely adjusted, the gauge head of the dial gauge is attached to the outer wall of the air spring guide column, and the rotating disc is rotated to rotate the dial gauge. And the perpendicularity deviation of the air spring guide pillar can be quickly obtained.

A lifting column capable of bearing large bending moment belongs to the technical field of lifting motion equipment and comprises a mounting base, a linear actuator is hinged to the upper surface of the mounting base, a mounting upper seat is hinged to the top end of the linear actuator through a pin shaft, and a telescopic inner cylinder part is fixedly mounted on the lower surface of the mounting upper seat. An outer fixing plate is fixedly mounted on the upper surface of the mounting base, the outer fixing plate is located on the outer side of the telescopic inner cylinder part, a positioning guide assembly is mounted between the outer fixing plate and the telescopic inner cylinder part, and a reinforcing corner bracket is fixedly mounted at the upper end of the outer fixing plate. The air spring reduces load and develops tension bearing, the wiring groove and the drag chain assembly achieve internal wiring, the power device can be maintained, the problems that an existing lifting column is insufficient in bending resistance, insufficient in load utilization, disordered in wiring and high in maintenance cost are solved, and engineering applicability and economical efficiency are improved.

The present disclosure provides a bow without arrow, comprising: a first holding unit, the first holding unit comprising: a gyroscope; a second holding unit, the second holding unit being oppositely arranged with the first holding unit; at least one connecting unit, the connecting unit comprising: a rigid arm, a rigid string and a hydraulic gas spring, the first end of the rigid arm being hinged with the first holding unit, the first end of the rigid string being hinged with the second holding unit, the second end of the rigid string being hinged with the second end of the rigid arm, the hydraulic gas spring being arranged on the first holding unit, and the telescopic end of the hydraulic gas spring being hinged with the rigid arm. In the bow without arrow of the present disclosure, the hydraulic gas spring can make the rigid arm slowly rotate by using its own damping while providing the rebound force for the bow without arrow, and then drive the second holding unit to slowly reset through the rigid string, so as to realize the stable rebound of the bow without arrow, and avoid the problems of damaging the bow without arrow and hurting the archer caused by the excessive rebound force and rebound speed.

The invention discloses a portable box table with table top expansion and layered storage, and aims to improve the convenience and functionality of outdoor work. The box table comprises a box body, a box door and expansion plates rotationally connected to the two sides of the box body through balance type gas spring supporting assemblies. The balance type air spring can achieve labor-saving operation and hovering at any position in the overturning process of the expansion board, and stable supporting of the expansion table top is guaranteed by combining the rotary locking piece capable of being locked into the locking hole of the expansion board. A flexible layered storage area is formed by inserting partition plates in the box body. A mobile power supply, an external socket and a charging port are integrated in the box body to form a complete power supply system. Triangular wheels and brake wheels are arranged at the bottom of the box body, and a pull rod is arranged to facilitate movement. The multifunctional computer desk integrates desktop expansion, classified storage and power supply, is reasonable in structure and rich in function, and is particularly suitable for scenes such as field detection and equipment maintenance.

The embodiment of the invention provides a vehicle suspension control method and device, a vehicle, a storage medium and a product. The method comprises the steps that in the coaxial height adjusting process of the air suspension, the sprung height difference value between air springs at the two ends of the same shaft is obtained; when the absolute value of the difference value is larger than the first height threshold value, the target air spring is determined, the height of the target air spring is adjusted until the absolute value of the difference value is smaller than the second height threshold value, and coaxial height adjustment is recovered, so that excessive response of the system to the small height difference is avoided, the adjustment efficiency is guaranteed, and the adjustment precision is improved. Height deviation caused by factors such as uneven load or uneven ground can be quickly offset, the adjusting precision is effectively improved, meanwhile, it can be ensured that the system automatically returns to a normal height adjusting process after reaching a reasonable balance state, optimization and unification of the balance precision and the adjusting efficiency are achieved, and the adjusting efficiency is improved. And the driving stability and the riding comfort of the vehicle are further obviously improved.

The application relates to the field of air springs, in particular to an air spring piston and an air spring. The air spring piston comprises a first mounting base, a second mounting base, a third mounting base and an electromagnetic valve. The first mounting base is connected with a vehicle body. The first mounting base is integrally connected or welded with the second mounting base on one side, and is in airtight connection with one end of a valve body of the electromagnetic valve through the second mounting base. The first mounting base is integrally connected or welded with the third mounting base on the other side, and is in airtight connection with the other end of the valve body of the electromagnetic valve through the third mounting base. The three mounting bases and the valve body of the electromagnetic valve surround to form a secondary chamber. The secondary chamber is communicated with an air bag of the air spring through the electromagnetic valve, so that the air spring has a double-cavity structure, the air spring piston has higher structural strength, and the secondary chamber has good airtightness.

This utility model discloses an inert gas scrubbing tower for oil tankers, belonging to the field of inert gas cleaning technology. Its key technical features include a transmission mechanism and a cleaning mechanism. The cleaning mechanism is located inside the transmission mechanism. By setting the cleaning mechanism, the wall cleaning component can cooperate with the screen cleaning component. Driven by the transmission mechanism, the transmission frame can move the horizontal gas spring rod on the inner wall of the diversion hood, scraping away residual impurities and achieving self-cleaning of the inner wall. The vertical gas spring rod can rotate with the transmission frame, causing the cleaning scraper to rotate as well, thus removing residual impurities at the bottom of the interception screen. This achieves automatic cleaning of the interception screen and diversion hood as gas flows through, improving the stability of cleaning impurities inside the interception screen and diversion hood.

The invention relates to a gas spring (100) comprising: a gas-filled pressure chamber in a pressure tube (110); a working piston (120) which can be displaced in the pressure chamber along a travel axis (HA); a piston rod (140) fastened to the working piston (120) and guided out of the pressure tube (110) along a travel axis (HA) through a guide seal (130); and a separating piston (150) which is arranged on a side of the working piston (120) facing away from the guide seal (130) and which can be displaced along a stroke axis (HA) relative to the pressure tube (110) and relative to the working piston (120). The separating piston (150) divides the pressure chamber in a gas-tight manner into a working chamber (112) accommodating the working piston (120) and a support chamber (113). The gas spring (100) comprises a holding device (160). The holding device (160) holds the separating piston (150) stationary on the pressure tube (110) as long as a positive pressure difference between the support pressure of the gas in the support chamber (113) and the working pressure of the gas in the working chamber (112) is less than a predefined switching difference. The holding device (160) is designed in such a way that, as long as the positive pressure difference reaches or exceeds the switching difference, a switching force acting on the separating piston (150) caused by the positive pressure difference releases the separating piston (150) from the pressure tube (110) in such a way that the separating piston (150) can be moved towards the working piston (120).

This utility model relates to the technical field of gas spring connection structures, and discloses a gas spring connection structure, including a gas spring body, connecting ends fixedly installed at both ends of the gas spring body, and two connecting components adapted to the connecting ends. Each connecting component includes an L-shaped fixed base, a threaded post, a fixed post fixedly installed on the L-shaped fixed base, and a locking member disposed on the fixed post. The threaded post is fixedly installed at the lower end of the L-shaped fixed base. The locking member includes a fixed cylinder, a sleeve movably fitted onto the fixed cylinder, two connecting blocks fixedly installed on the inner wall of the sleeve, a toggle ring, and multiple movable balls. The fixed cylinder has an annular groove and multiple mounting grooves adapted to the movable balls. The mounting grooves communicate with the annular groove and the inner side of the fixed cylinder. The toggle ring is movably installed in the annular groove. The purpose is to solve the problem that current gas springs are inconvenient to disassemble and assemble in confined spaces or situations requiring frequent disassembly and assembly, thus affecting the overall maintenance efficiency of the equipment.

1. Name of the design product: air bag lower bracket (frame structure type). 2. Use of the design product: used for connecting axle, thrust rod, air spring, stabilizer bar and shock absorber, transmitting force and torque. 3. Design points of the design product: in shape. 4. Picture or photo best indicating the design points: front view.

The utility model relates to a gas spring service life detection device which comprises a transverse guide rail, a fixing block is fixed on the upper surface of the transverse guide rail, a first hook is fixed on the fixing block, and the transverse guide rail is provided with a transverse guide rail groove. A first sliding block and a first linear driving assembly used for driving the first sliding block to linearly move in the horizontal direction are arranged in the transverse guide rail groove, the first sliding block is in sliding fit with the transverse guide rail groove, a longitudinal guide rail is fixed to the first sliding block, and a longitudinal guide rail groove is formed in the longitudinal guide rail; the longitudinal guide rail is provided with a second sliding block in sliding fit with the longitudinal guide rail groove and a second linear driving assembly used for driving the second sliding block to linearly move up and down, and the second sliding block is fixedly provided with a second hook. The application range is wide.

The invention discloses an angle module for a vehicle, a chassis vehicle body and the vehicle, the angle module for the vehicle comprises wheels, a steering knuckle, a hub motor, a brake mechanism, a sliding column, an upper control arm, a lower control arm, a torsion rod spring assembly and a split type steering gear, the angle module adopting the hub motor and traditional split type steering is adopted, and a full-active suspension configuration is integrated. Parts such as a driving part, a braking part, a steering part and a suspension part are highly integrated, and the functions of driving, steering, braking, bearing, vibration reduction and the like can be achieved through a single angle module; an active suspension is arranged, acting force is actively provided, and maneuverability and smoothness are both considered; the shock absorber is arranged on the upper control arm, and when a large wheel turns, the wheel does not interfere with the sliding column; the transverse torsion bar is used for replacing a traditional spring and an air spring, and the occupied space of the wheel edge is reduced.

An operating table and its support plate assembly are disclosed. The operating table includes a main support portion and a support module. The support module includes a transfer mechanism and a support plate assembly. The transfer mechanism is connected to the main support portion. The support plate assembly includes a support plate, a first gas spring, a second gas spring, a first unlocking member, and a second unlocking member. The proximal end of the support plate is rotatably connected to the transfer mechanism about a first axis. The proximal ends of the first and second gas springs are rotatably connected to the transfer mechanism about a second axis. The distal ends of the first and second gas springs are rotatably connected to the distal end of the support plate about a third axis. The first and second unlocking members are used to trigger the first and second gas springs when subjected to external force, causing them to be in a retractable unlocked state. When the external force is removed, the first and second gas springs can be reset to a non-retractable locked state. When the first gas spring is reset to the locked state, the second gas spring has not yet been reset to the locked state.