131results about How to "Improve shock absorption performance" patented technology

The invention discloses a light-curable adhesive with shock absorption property, which is characterized by comprising the following raw materials based on proportioning by weight: 25-70% of polybutadiene-based polyurethane modified polyacrylate oligomer, 25-70% of acrylic reactive diluent, 3-7% of light triggers and 0-10% of addition agents. The light-curable adhesive can improve the shock absorption properties of common light-curable adhesives, ensures that cured materials have excellent flexibility, is especially suitable for manufacturing high-quality electroacoustic components like buzzers, alarms, speakers, small speakers, micro speakers, receivers, microphones and the like, ensures that the electroacoustic products have good response curves under the conditions of high power and flat frequency so as to give out high-quality chord rings, and gives attentions to the requirements of modern multimedia products on tonal quality, frequency and size.

Opposite end portions of an airbag made of a folded metal plate and formed into a tubular shape are capped by respective end caps and are attached to an attachment surface of a front pillar, and the airbag is deployed along the front pillar by use of gas produced by an inflator, thereby protecting by the airbag a pedestrian that collides with the front pillar. Bolts penetrating through long holes formed in the end portions of the airbag and bolt holes of the end caps are screwed to weld nuts, and thereby the end portions of the airbag are slidably supported by the end caps. Accordingly, when the airbag is deployed the long holes slide with respect to the respective bolts toward inside in a longitudinal direction of the airbag, and a tension in the longitudinal direction of the airbag is prevented from acting on a metal plate of the airbag, thereby enabling the airbag to be deployed reliably near the end caps. Therefore, it is possible to inflate the airbag evenly along its entire length and thereby enhancing the shock absorbing performance when a pedestrian collides.

The invention discloses an energy-dissipation shock-absorption damper member which comprises a main concrete frame structure and a shock absorption device. The main concrete frame structure comprises a frame beam, a frame column and a floor, the frame beam, the frame column and the floor are fixedly connected through reinforced concrete thereamong, embedded parts are arranged at the bottom of the frame column, two ends of the lower structure beam of the frame beam and the middle of the upper structure beam of the frame beam, and the shock absorption device is connected with the embedded parts; the shock absorption device comprises a damper module, a node module and a support module. The invention further provides a construction method of the above energy-dissipation shock-absorption damper member. By the above mode, the purpose of efficient energy dissipation and shock absorption can be achieved.

The invention relates to the technical field of fire-fighting and fire-extinguishing, in particular to a fire-fighting fire-extinguishing detection and anti-explosion robot. The robot comprises a robot terminal and a remote-control operation box, wherein the robot terminal comprises an anti-explosion chassis; a fire-fighting monitor, a water curtain spray head, a lifting platform, an anti-explosion headlamp, an alarm lamp, an anti-explosion infrared thermal imager, an anti-explosion sound pick-up, an anti-explosion loudspeaker, a first data transmission antenna, a first image transmission antenna, and an anti-explosion laser obstacle avoiding sensor are arranged above the anti-explosion chassis; the remote-control operation box comprises a back negative box and a hand-operated box; the robot is arranged on a crawler-type chassis, a carried fire water monitor, a poisonous and harmful gas detector, a temperature and humidity transmitter, a camera, a sound pick-up, and the like to replacefire-fighting and rescue staff to enter hazard disaster accident sites such as an inflammable site, an explosive site, a poisonous site, an oxygen-poor site and a dense-smoke site to perform detection, rescue and fire extinguishment, so that problems such as personal safety and insufficient data information acquisition confronted in the sites of a firefighter are effectively solved.

The invention discloses a shock absorption device of an automobile, and relates to the technical field of automobile manufacturing. The shock absorption device comprises a cylinder body, a cylinder cover matched with the cylinder body, a piston and a piston rod, wherein the piston is provided with a plurality of even through holes; the through holes are provided with first and second one-way valves; the lower part of the piston is provided with a lower partition plate; a lower spring is arranged at the bottom ends of the lower partition plate and the cylinder body; the upper part of the piston is provided with an upper partition plate; an upper spring is arranged between the upper partition plate and the cylinder cover. According to the device, the problems of poor shock absorption effect and short service life existing in the conventional shock absorption device of the automobile can be solved.

The invention discloses a motor installation base for a new energy vehicle. The motor installation base comprises a second damping spring, a first damping spring, a third damping spring, a top plate,a heat dissipation plate, a first mounting plate, a second mounting plate, a motor, a second squeezing device and a first squeezing device, wherein the second damping spring and the first damping spring are arranged to buffer and absorb the vibration generated during the running of a vehicle and the working of a motor main body, and therefore certain damage to the motor main body caused by excessive vibration is avoided, and shock absorption performance of the motor installation base is improved. The purpose of squeezing the two sides of the motor main body is realized by arranging the secondsqueezing device and the first squeezing device, and therefore the position of the motor main body is further fixed, the stability of the motor main body in the working of the motor main body and therunning of the vehicle are improved, and the vibration generated during the working of the motor main body is further buffered and absorbed by arranging the third damping spring.

The invention discloses an airbag type lifting device for an AGV. The airbag type lifting device comprises a base plate, a jacking mechanism and a lifting plate. The base plate is fixed to the AGV, the fixed end of the jacking mechanism is arranged on the upper surface of the base plate, and the movable end of the jacking mechanism is connected with the lower surface of the lifting plate. The jacking mechanism comprises an inner shell body, an outer shell body and an airbag, the inner shell body and the outer shell body are internally hollow, the lower end of the inner shell body is fixed to the upper surface of the base plate, and the upper end of the inner shell body is open. The lower end of the airbag is arranged in the inner shell body, an inflation and deflation opening is led out ofthe airbag and communicates with an air pump and external atmosphere, and the air pump is connected with a motor. The lower end of the outer shell body is open, and the outer shell body covers the upper portion of the inner shell body. The upper end of the outer shell body is connected with the lower surface of the lifting plate. The airbag type lifting device has the beneficial effects that thelifting plate can rise and fall through inflation and deflation of the airbag, the device is simple in structure and small in height, the height of an AGV body can be reduced, the force bearing area of the airbag is large, the loading capacity is high, the operation is stable, the overall flexibility is high, and a good shock avoiding performance is achieved.

The invention discloses a parallel anti-impact energy dissipation magnetorheological damper, and relates to the technical field of civil engineering. The parallel anti-impact energy dissipation magnetorheological damper comprises an active adjustable energy dissipation part and a passive anti-impact energy dissipation part, wherein the active adjustable energy dissipation part consists of a main piston, a main piston rod, an excitation coil, a first gas compensation cavity and an MRG cavity; and the passive anti-impact energy dissipation part consists of a floating piston, an auxiliary piston,an auxiliary piston rod, a second gas compensation cavity and a shear thickening glue (STG) cavity. According to the parallel anti-impact energy dissipation magnetorheological damper, aiming at the problem that the instantaneous stiffness of the structure of a common magnetorheological damper is small under the impact generated by the high-speed load, the auxiliary piston extrudes STC to generatea shear thickening effect, so that the impact generated by the high-speed load is effectively resisted, and meanwhile, the continuous adjustment of the damping force is realized by electrifying the excitation coil on the main piston; and the double damping and energy dissipation can be realized, and the output force of the parallel anti-impact energy dissipation magnetorheological damper is larger than the output force of a common single-rod damper.

The invention discloses a shock absorption device of a bicycle handle bar, which belongs to the field of steering mechanisms of bicycles and aims to provide the shock absorption device of the bicycle handle bar capable of absorbing the shock of the bicycle handle bar. A first stand pipe (3) is arranged between a first front fork stem (1) and a spring shield (5) which are connected by bolts. A round hole at the middle part of the first front fork stem (1) and the round hole at the middle part of a second front fork stem (2) are fixedly connected through a left side pipe and a right side pipe at the lower part of a three-way pipe (6). The top end of the stand pipe at the upper part of the three-way pipe (6) is fixedly connected with the bicycle handle bar. The stand pipe at the upper part of the three-way pipe (6) runs through the round hole of a bent fixing component (7) which is in welding connection with the three-way pipe (6). A spring member (8) is arranged between the spring shield (5) and another round hole of the bent fixing component (7).

The invention discloses a transporting device with a damping function. The transporting device with the damping function comprises a trailer main body and an aeration tank. A pad plate is fixedly connected to the bottom end of the aeration tank, and the aeration tank is connected with a slide rail of the trailer main body through sliding connection of sliding grooves and sliding wheels. A push rodis fixedly connected to the upper end of one side of a vertical plate of the trailer main body, shock buffering cavities are mounted in the four corners of the bottom end of the trailer main body correspondingly, an inclined plate is connected to the left side of a cross plate in a coupled mode, a cover plate is rotatably connected to the top end of the aeration tank through a hinge, a drying cavity is formed in the cover plate, separation plates are evenly connected to the interior of the aeration tank in an inserted mode, and an inflator is mounted at the lower end of the left side of the aeration tank. The damping performance of the equipment is improved by additionally arranging the shock buffering cavities and the aeration tank, medical apparatus can be safer in the transporting process, the medical apparatus is in a dry environment in the transporting process by additionally arranging the drying cavity which is filled with a drying agent, and thus the medical apparatus can be stored completely.

The invention discloses a cargo carrier with buffering and shock absorption functions. The cargo carrier with the buffering and shock absorption functions comprises a carrier body and a rear suspension. The rear suspension is connected to the bottom surface of the carrier body in a riveted mode, a connecting piece is arranged inside the rear suspension, and a first cross rod is rotatably connectedto the bottom surface of the connecting piece through a rotating support. According to the cargo carrier with the buffering and shock absorption functions, the rear suspension is arranged, the rear suspension is provided with the connecting piece, and the connecting piece is in riveted connection with the carrier body by bolts; when a heavy object is placed on the top surface of a placing plate,shock absorption springs and shock absorbers deform slightly downward, when a rear wheel on one side passes a bumpy road, the rear wheel on the one side is lifted, the first cross rods and second cross rods are rotated in the lifted direction of the rear wheel on the one side, the shock absorbers and the shock absorption springs are compressed to keep the top surface of the connecting piece stable, and at the same time, it is ensured that the top surface of the carrier body is stable, the shock absorption effect is good, and it is ensured that cargos above the carrier body are stable.

The invention discloses a mine repair auxiliary fixing mechanism, which includes a mine repair vehicle. The top of the mine repair vehicle is fixedly connected with a lifting platform, and equipment placing bins are arranged on the left side and the right side of the front face of the mine repair vehicle correspondingly. According to the mine repair auxiliary fixing mechanism, the shock absorptionperformance of the mine repair vehicle is improved through a shock absorption mechanism, the service life of repair equipment inside the equipment placing bins is prolonged, meanwhile, after stoppingthe mine repair vehicle, a jack is used for driving a connecting block to move downwards through a piston rod, the connecting block drives a supporting rod to move downwards, the supporting rod drives a fixing plate to move downwards to be fixed to the ground at the bottom of the inner side of a rail to prevent the mine repair vehicle from sliding, and the problems that existing mine repair auxiliary devices are prone to being damaged by vibration during transportation and sliding due to poor fixing effect are solved. The mine repair auxiliary fixing mechanism has the advantages of good anti-shock effect and good fixing effect, the fixed stability during mine repair is improved, and the service life of the repair equipment is prolonged.

The invention relates to a driving system of a battery transport car, wherein a direct current motor and a gear box are fixed together; a fixed big internal gear ring is arranged in the gear box; a sun gear is arranged on a direct current motor shaft; an output shaft is fixed on the gear box right opposite the sun gear by a bearing; a planetary gear carrier is fixed at the end of the output shaft in the gear box; two or three same planetary gears are uniformly arranged on the planetary gear carrier; the planetary gears are meshed with a fixed big internal gear and the sun gear in the meantime; a differential mechanism is arranged in the middle of a rear axle; a power input end of the differential mechanism and the output shaft are connected by utilizing a cardan joint; two sides of the real axle are respectively provided with a half axle; and driving wheels are fixed on the half-axle ends. The driving system disclosed by the invention has the advantages that a better shock-absorbing effect is provided and the service life can be prolonged.

The invention discloses a movable cable parallel-connection spraying device for ship segmented coating. The movable cable parallel-connection spraying device comprises a supporting truss, an aerial Y-direction moving mechanism, an aerial X-direction moving mechanism, a Z-direction adjusting mechanism and a ground rail Y-direction moving hydraulic lifting platform, the aerial Y-direction moving mechanism is erected on the supporting truss to realize Y-direction movement, the aerial X-direction moving mechanism is mounted on the aerial Y-direction moving mechanism to realize X-direction movement, the Z-direction adjusting mechanism is mounted below the aerial X-direction moving mechanism, and a spraying mechanical arm is mounted at the tail end of the Z-direction adjusting mechanism. The ground rail Y-direction moving hydraulic lifting platform is arranged at one side of the Z-direction adjusting mechanism and flexibly connected with the Z-direction adjusting mechanism through a parallel cable set, the spraying mechanical arm is stabilized through linkage, fine adjustment of the angle is achieved, and interference between the parallel cable set and a sprayed ship body is effectively avoided by lifting a ground rail winch to a certain height. According to the device, large-stroke and multi-angle linkage control can be achieved, and the spraying requirements of large segmented ship components can be met.

The invention discloses a special cabinet for motor equipment, which comprises a cabinet body, a plurality of laminates arranged in the cabinet body and rollers arranged at the bottom of the cabinet body, the rollers are connected to the cabinet body through a shock absorber, the outer casing of the cabinet body is provided with a shell, and the outer shell There is a gap between the cabinet and the cabinet as an air duct. Multiple fans are installed at the bottom and top of the gap. The cabinet door is hinged with a display screen, password lock and reinforcing ribs. A temperature sensor is installed on the laminate. , the cabinet is equipped with a smoke sensor, buzzer, single-chip microcomputer and several ventilation holes. The fan, display screen, temperature sensor, smoke sensor and buzzer are all connected to the single-chip microcomputer. Secondary connections have retractable support legs and suction cups. It not only has high safety, but also has good heat dissipation and shock absorbing effects; it is also equipped with temperature and smoke alarm functions to ensure the safety of on-board equipment and minimize losses; it has a storage space for maintenance tools, which is convenient for maintenance and saves time.

The invention discloses a damping rubber composition belonging to the technical field of rubber. The damping rubber composition is prepared through the main steps of compounding two kinds of rubber, namely isoprene-butadiene rubber and butadiene rubber; and then, matching the compound with sulfonated octyl phenol formaldehyde resin, methylacrylic acid, magnesium sulfate, bamboo fiber, ceramic fiber, zinc stearate, polyethylene glycol, sulphur, triphenyl phosphate and sodium pyrosulfite. The damping performance of the damping rubber composition can be effectively improved.

The invention discloses an amphibious motorbike ascending and descending damper. The amphibious motorbike ascending and descending damper comprises a piston cylinder and a piston rod. A low-pressure oil port and a high-pressure oil port are welded to the two ends of the side wall of the piston cylinder respectively and communicated with an inner cavity of the piston cylinder, a sliding piston is installed in the piston cylinder in a sliding mode, an abrasion-proof washer and an oil seal are embedded in each of the two ends of the outer wall of the sliding piston respectively, the piston rod isconnected to the sliding piston through a thread, and an end sealing cover is installed at the end, closes to the low-pressure oil port, of the piston cylinder. The amphibious motorbike ascending anddescending damper has the advantages that the overall length can be adjusted through extension and contraction in use, the distances between wheels and a vehicle body can be adjusted, supporting canbe achieved, damping can also be carried out through a damping spring soaking in hydraulic oil in the advancing process, and the damping performance of a motorbike is improved; and the amphibious motorbike can freely switch the heights of wheel bodies in land and water environments and adapt to different environments, and practicability can be improved.

The invention relates to agricultural machines, in particular to a simple agricultural rammer compactor. The simple agricultural rammer compactor comprises an outer frame, an inner frame is arranged inside the outer frame, a compacting plate is fixedly connected to the bottom of the inner frame, an outer top base is fixedly connected with the top of the outer frame, a second spring is fixedly connected to the bottom of the outer top base, an inner top base is fixedly connected to the bottom of the second spring, a third connecting base is fixedly connected to the outer side of the inner top base and internally and rotatably connected with a connecting rod, a double-head motor is fixedly connected to the bottom of the connecting rod, an eccentric wheel is fixedly connected to an output shaft of the double-head motor, and a second connecting base is fixedly connected to the double-head motor and fixedly connected with a first spring. The simple agricultural rammer compactor is suitable for soil compacting operation in agriculture; through control over the double-head motor, the eccentric wheel is driven to rotate to drive the compacting plate to conduct reciprocating knocking on theground in the perpendicular direction. The shock-absorption effect of the simple agricultural rammer compactor is good, discomfort of a user caused by vibration of a compacting operation device is avoided, and the simple agricultural rammer compactor is simple in structure, convenient to operate, low in cost, suitable for common agriculture families and easy to popularize.

The invention discloses a building concrete prefabricated part and a machining method thereof. The building concrete prefabricated part comprises a base, a sliding cavity, a sliding plate, a limitinggroove, a sliding rod, a spring, a connecting plate, a connecting shell, an embedded shell, a sliding groove, a sliding block, a connecting rod, a fixed block, a first reinforcing rib, a second reinforcing rib, a filling cavity, a fixed bolt, a top plate and a limiting column. According to the building concrete prefabricated part and the machining method thereof, the structure is simple, the design is novel, under the action of an arranged damping mechanism, the overall damping effect of the device is improved, stable use of the prefabricated part is guaranteed, the use requirements of workersare met, and the operation is convenient; in use, under the action of an arranged concrete prefabricated mechanism, concrete can be conveniently filled, the overall manufacturing strength of the prefabricated part is improved, the overall practicability of the prefabricated part is improved, the prefabricated part is convenient for the workers to use, two prefabricated parts can be conveniently and stably placed under the action of an arranged placing mechanism, the mounting efficiency of the prefabricated part is improved, the mounting convenience is improved, and the practical value is high.

The invention discloses an adjustable load trailer shock-absorbing support structure, which is used to support the trailer plate by a beam structure and a center beam structure; Trailer wheels; the inner ends of the front and rear trailer wheels adjust the main support arms to maintain a rotatable and flexible connection with the adjustment bearing support; the invention controls the telescopic movement of the front wheel adjustment cylinder and the rear wheel adjustment cylinder to control the front wheel. The trailer wheel adjustment main support arm and the rear trailer wheel adjustment main support arm rotate on the adjustment bearing support to adjust the distance between the front trailer wheel and the rear trailer wheel, and can also adjust the height between the trailer plate and the ground; At the same time, since the inner ends of the front and rear trailer wheel adjustment main support arms respectively maintain a rotatable and flexible connection with the adjustment load-carrying support, the shock absorption performance of the present invention is enhanced compared with the existing trailer support structure, and no additional shock absorber is required. shock system.

The invention discloses a good-vibration-reducing-performance carrier vehicle for warehousing. The carrier vehicle comprises a chassis, and the two sides of the bottom of the chassis are both providedwith deep grooves; the two sides of the top of an inner cavity of each deep groove are fixedly connected with first springs, and the bottoms of the two first springs are fixedly connected with a slide plate; hydraulic telescopic rods are fixedly connected to the bottoms of the slide plates, and supporting plates are fixedly connected to the bottoms of the hydraulic telescopic rods; and the surfaces of the ends, located between the slide plates and the supporting plates, of the hydraulic telescopic rods are sleeved with second springs. According to the carrier vehicle, through cooperation of the chassis, the deep grooves, the first springs, the slide plates, the hydraulic telescopic rods, the supporting plates, the second springs, brackets, rolling wheels, a strut, a first electric telescopic rod, a first hook and a push rod, the vibration reducing performance of the carrier vehicle can be improved, the situation that fragile articles are damaged by vibration generated in the fragile article placing process is avoided, the enterprise loss is decreased, meanwhile, heavy articles can be lifted up, and workers can use the carrier vehicle conveniently.