39results about How to "Effective shock absorber" patented technology

The invention relates to an energy-absorbing device with buffer action, more particularly an energy-absorbing device using liquid as damper. The device comprises a piston rod 1, a seal ring 2, a piston rod head 3, a guide head 4, a hydraulic cylinder 5 and damping holes 6. The piston rod head 3 is arranged at the lower end of the piston rod 1 and tightens the seal ring 2 sandwiched between the piston rod head 3 and the piston rod 1. The hydraulic cylinder 5 is immersed in the liquid. The guide head 4 is arranged in the upper part of the hydraulic cylinder 5 and engaged with the piston rod head 3. The damping holes 6 are provided on the side wall of the hydraulic cylinder 5 and distributed spirally. According to requirement for different input shock waveforms, the device can produce half-sine waves, triangular waves, toothed waves and other special waves and also can regulate the pulse width and peak value. The invention has the advantages of wide regulation range, continuous buffering and energy-absorption process, smooth curve of hock waveform, high accuracy of waveform simulation (up to 5%), simple structure, wide application range, and good versatility; and can meet the requirement for large-stroke buffering and energy-absorption of special equipment.

The invention discloses a diaphragm punching device. The diaphragm punching device comprises a horizontally-arranged die plate, a horizontally-arranged pressing plate, a vertically-arranged puncher pin, a die and a driving device, wherein the horizontally-arranged die plate is used for flatly spreading a diaphragm; the horizontally-arranged pressing plate is arranged over the die plate and used for pressing the diaphragm; the vertically-arranged puncher pin is arranged above the pressing plate; the die is arranged under the die plate and used for placing a to-be-installed product; and the driving device is used for driving the puncher pin to go up and down perpendicularly. The die plate is provided with a vertical punching through hole which allows the puncher pin to penetrate through and is matched with the puncher pin so that the diaphragm can be punched. The pressing plate is provided with a vertical through hole for allowing the puncher pin to penetrate through vertically. The puncher pin is provided with a center through hole coaxial with the puncher pin. A top end opening of the center through hole is connected with a first negative pressure generation device through a first negative pressure pipeline. The die is provided with a groove for accommodating the product. The groove is located under the puncher pin. The bottom surface of the groove is connected with a second negative pressure generation device through a second negative pressure pipeline. The diaphragm punching device can punch the diaphragm and then press the diaphragm into the product and is reasonable in structure and stable in work.

The invention discloses a portable on-site management and control device which comprises a front-end device, the front-end device is installed in a storage box, and the left side of a shell of the front-end device is provided with a plurality of equally-distributed heat dissipation holes; heat dissipation blocks, heat conduction blocks and heat absorption blocks are arranged in the heat dissipation holes, and the right sides of the heat dissipation blocks are fixedly connected with the left sides of the heat conduction blocks. The right sides of the heat conduction blocks are fixedly connectedwith the left sides of the heat absorption blocks, and the bottom of the left end of the front end device is fixedly connected with the top of a fixing block. According to the portable on-site management and control device, a first buffer spring can be extruded through downward movement of a supporting column, meanwhile, a second buffer spring can also be stretched downwards, and a moving rod candrive a sphere block to move rightwards and extrude a hemispheroid block downwards through downward stretching of the second buffer spring; therefore, the connecting rod can move downwards to extrudethe third buffer spring, and finally the vibration force can be effectively buffered.

The invention relates to a handle-foldable vibration-avoiding type portable electric scooter which comprises a convenient foldable handle, a front fork, a front bracket, a lower connecting rod, an upper connecting rod, a middle beam, a quick disassembling component, a rear fork, a pedal, a front wheel, rear wheels and an electric driving system, wherein the convenient foldable handle is composed of a left handle, a right handle, an upper locking connector, a left locking connector, a right locking connector, a folding base component and two handle positioning components which are connected with each other; the front bracket is composed of a front connector, a rotating part and a rear connector which are connected with each other; the lower connecting rod and the rear connector are connected with front horizontal holes of a connector; the upper connecting rod and the rear connector are connected with the connector; the middle beam is composed of a beam tube, the connector and a bevel lock sheet which are connected with each other; the quick disassembling component is connected with the rear end of the lower connecting rod and is locked on the bevel lock sheet of the middle beam; the rear fork is composed of two rear fork sheets, a vibration-avoiding connecting sheet and a vibration-avoiding block; the rear fork is connected with a rear end part of the middle beam; the pedal is connected with the middle beam; the front wheel is arranged on the front fork; the rear wheels are arranged at the rear ends of the two rear fork sheets; the motors are arranged on the rear wheels; a battery and a controller are both arranged in the beam tube of the middle beam.

A suspension type portable three-wheeled pedal bike with a folding handlebar comprises a quick folding handlebar, a front fork, a front frame, a lower connecting rod, an upper connecting rod, a body, a quick release device, a front wheel, a rear axle shaft, a left rear wheel, a right rear wheel and a driving mechanism. The front frame is formed by connecting a front connecting piece, a rotating part and a rear connecting piece, the lower connecting rod is connected with the rear connecting piece and a positioning shaft, the upper connecting rod is connected with the rear connecting piece and a vehicle body master piece, a vehicle body is formed by connecting the vehicle body master piece, a front bearing, a pressure ring, two rear bearings, a bearing pedestal, the positioning shaft, a suspension block, a left wheel fork, a right wheel fork, a suspension catch and a rear panel, the quick release device is connected below the front end of the vehicle body master piece and locked to the rear end of the rear axle shaft, the front wheel is installed on the front fork, the rear axle shaft is installed at the rear ends of the left and right wheel forks, the left rear wheel and the right rear wheel are connected to the both ends of the rear axle shaft, and the driving mechanism comprises a tread bar, a pedal, a crankshaft gear set, a rear gear set, a flywheel and a chain.

An object of the present invention is to provide a four-wheel-drive off-road vehicle with a wheel adjustment linkage. The vehicle includes a frame, a vehicle seat, a steering wheel, a steering lever,a steering driving gear, a front wheel adjustment linkage and a rear wheel adjustment linkage, and is characterized in that: the front wheel adjustment linkage comprises a front wheel swing cross member, Steering driven gear, two front wheel longitudinal connecting arms, two front wheel transverse connecting arms, two front drive wheels, two front swing tie rods and two front steering tie rods, each front wheel longitudinal connecting arm is provided with a front swing joint, a front shock absorbing joint, and a rear wheel adjustment linkage similar in structure to the front wheel adjustmentlinkage. The wheel connecting arm of the off-road vehicle is based on an adjusting linkage mechanism, and can adjust the up-down left-right swing of the front and rear wheels according to the terraincondition to adapt to the terrain, and can effectively absorb vibration, so that the whole vehicle body can not be influenced by the complex terrain, and friction and impulse can be reduced, so as tokeep the vehicle body in a stable driving state.

The invention discloses a carrying device of an artificial intelligence education robot in the field of carrying devices, which comprises a bottom frame, a side edge fixing group and a top fixing group A. The upper end of the bottom frame is fixedly connected with a supporting frame, a sliding groove is formed in the supporting frame, and a lifting rod and a lifting rod II are slidably connected in the sliding groove of the supporting frame. The upper end of the lifting rod and the lower end of the lifting rod II are connected through a connecting rod; the upper end of the rear side of the bottom frame is connected with a connecting frame, the other end of a hinge is fixedly connected to the upper end of the lifting rod, the upper end of the rear side of the bottom frame is fixedly connected with a hydraulic rod, a piston rod of the hydraulic rod is fixedly connected with a supporting rod, and the two ends of the supporting rod are rotationally connected with chain wheels. The chain wheel is meshed with the hinge and located at the lower end of the hinge, a second sliding groove is formed in the lifting rod and slidably connected with a fork frame, a lead screw is rotatably connected into the lifting rod and is in threaded connection with the fork frame, a motor is fixedly connected to one side of the lifting rod, and an output shaft of the motor is fixedly connected with the lead screw; the robot can be well fixed in the transportation process.

A suspension type portable scooter with a folding handlebar comprises a quick folding handlebar, a front fork, a front frame, a lower connecting rod, an upper connecting rod, a middle beam, a quick release device, a rear fork, a pedal, a front wheel and a rear wheel. The quick folding handlebar is formed by connecting a left handle, a right handle, an upper locking piece, a left locking piece, a right locking piece, a folding basal part and two handle positioning pieces, the front frame is formed by connecting a front connecting piece, a rotating part and a rear connecting piece, the lower connecting rod is connected with the rear connecting piece, the upper connecting rod is connected with the rear connecting piece, the middle beam is formed by connecting a beam tube, a connector and a bevel locking sheet, the connector is connected with the lower connecting rod, the connector is connected with the upper connecting rod, the quick release device is connected to the rear end of the lower connecting rod, the quick release device is locked on the bevel locking sheet of the middle beam, the rear fork is composed of two rear fork pieces, a suspension connection piece and a suspension block, the rear fork is connected to the rear end part the middle beam, the pedal is connected to the middle beam, the front wheel is installed on the front fork, and the rear wheel is installed at the rear ends of the two rear fork pieces.

The invention provides a folding suspension-type pedal bike with a quick telescopic handle. The folding suspension-type pedal bike comprises the quick telescopic rotating handle, a front fork, a front frame, a folding connecting rod, a bike body, a front wheel, a back wheel and a driving system; the quick telescopic handle is formed by connecting a left handle, a right handle, an upper locking part, a lower locking part and a handle, the front frame is formed by connecting a front connecting part, a rotating part, a back connecting part and a groove-shaped connecting part, the groove-shaped connecting part is connected with a positioning shaft, the front end and the back end of the folding connecting part are connected with a transverse hole formed in the portion above the back connecting part and the portion above a bike body main part respectively, and a front rod and a back rod of the folding connecting rod can be connected with each other in a locked mode; the bike body is formed by connecting the bike body main part, a front bearing, a pressing ring, two back bearings, bearing pedestals, the positioning shaft, a suspension block, a left wheel fork, a right wheel fork and a suspension block piece, the front wheel is installed on a front shaft, the back wheel is installed at the back end of the left wheel fork and the back end of the right wheel fork, the driving mechanism comprises foot bars, pedals, a crankshaft gear set, a back gear set, a flywheel and a chain.

The invention discloses a movable inflatable rubber product device. Its structure includes a handle, a bracket, a pump body, a pressure gauge and a connecting rod. The handle is welded and connected to the bottom of one side of the pump body. The gauge is nested above the pump body and is perpendicular to the pump body. The connecting rod is fixed under the pressure gauge through a nut. The pump is welded and connected directly above the pump body protection shell, and the shock-absorbing protective sleeve is nested and connected to the right part of the pump body protection shell. The strip-shaped protrusions are integrally formed with the pump body protection shell. On the outer surface of the left side of the shell, the reinforcement plate is welded to the right side of the shock-absorbing protective cover. The invention realizes that the inflatable rubber product device can more effectively absorb and shock-absorb the equipment, and avoid damage to internal device components caused by vibration. , which is beneficial to the protection of the equipment and easy to use.

The invention discloses an anti-leakage shock-proof retainer ring. The anti-leakage shock-proof retainer ring comprises a retainer ring main body connected with a roll shaft tip; the anti-leakage shock-proof retainer ring is characterized in that a hole matched with the section of the roll shaft tip is formed in the retainer ring main body; and the retainer ring main body is made of an elastic material. The anti-leakage shock-proof retainer ring disclosed by the invention has a simple structure; sewage can be prevented from leaking into a roll shaft; and the roll shaft can be also effectively protected against shock.

The invention relates to a meal delivery robot. The meal delivery robot comprises a rack, a steering mechanism, a walking mechanism, a pick-and-place mechanism and a guide module, wherein the steeringmechanism is arranged in the rack and is fixedly connected with the rack, and the upper end part of the steering mechanism upwards extends out of the rack; the walking mechanism is arranged on the steering mechanism and fixedly connected with the rack, and the walking mechanism drives the rack to move; the pick-and-place mechanism is arranged above the rack and connected with the upper end of thesteering mechanism, and the steering mechanism drives the pick-and-place mechanism to rotate; and the guide module is arranged on the rack and is fixedly connected with the rack, and the guide moduleis connected with the pick-and-place mechanism, the steering mechanism and the walking mechanism through lines. Compared with the prior art, the meal delivery robot can avoid obstacles, and move to aset position for taking and placing dinner plates, so that early-stage work is reduced, and convenience and high efficiency are achieved.

The invention provides a portable disinfection and sterilization device based on general nursing, and relates to the technical field of medical instruments. The spraying transmission mechanism is arranged in the outer shell, and the operation piece drives the two sets of piston rods to slide through the spraying transmission mechanism; the two sets of buffering pieces are arranged, the two sets of buffering pieces are fixedly connected to the left side of the interior of the outer shell, and the two sets of buffering pieces correspond to the positions of the two sets of piston rods in a one-to-one mode; and the number of the atomizing nozzles is two, and the two atomizing nozzles are in threaded connection to the right end face of the outer shell. Continuous spraying is achieved, uniform spraying is guaranteed, the disinfection effect is improved, liquid backflow is achieved, pipelines are backflushed, pipeline blockage is effectively avoided, continuous spraying improves the disinfection efficiency, and the problems that an existing atomization disinfection and sterilization device is uneven in spraying speed and prone to omission, intermittent spraying is adopted, and the working efficiency is low are solved.

The embodiment of the invention discloses a collection tool for picking areca nuts and relates to the technical field of picking tools. The collection tool for picking the areca nuts is used for solving problems that the areca nuts are easily cracked and scattered due to free falling in the prior art. The collection tool for picking the areca nuts comprises a grab rod, an elastic part, a fixing ring, a collection part and a buffering pad; the far end of the grab rod is connected with the near end of the elastic part; the far end of the elastic part is connected with the external edge of the fixing ring; the collection part is U-shaped; the opening of the collection part is fixed on the fixing ring; the buffering pad is arranged at the bottom of the internal side of the collection part. Onthe one hand, as the grab bar of the collection tool has a certain length, a picker on the downside is prevented from being injured by the falling areca nuts; and on the other hand, the collection part collects the falling areca nuts inside; the buffering pad at the bottom can effectively buffer the falling impact of the areca nuts; moreover, the elastic part arranged between the fixing ring and the grab rod can bear a certain bending moment to further buffer the impact force of the areca nuts. Therefore, the areca nuts are prevented from being cracked and scattered.

Disclosed is a telescopic handle vibration-avoidance type portable three-wheeled power-driven pedal bike. The telescopic handle vibration-avoidance type portable three-wheeled power-driven pedal bike comprises a fast telescopic handle, a front fork, a front frame, a lower connecting rod, an upper connecting rod, a bike body, a battery box, a quick release part, a front wheel, a rear wheel shaft, a left rear wheel, a right rear wheel, a manpower driving mechanism and a power-driven driving system, wherein the fast telescopic handle is connected to the front fork and is rotatably connected to the front frame, the lower connecting rod is connected to a transverse hole below a rear connecting piece and a locating shaft respectively, the upper connecting rod is connected to a transverse hole above the rear connecting piece and a bike body maser piece respectively, the bike body is composed of the bike body maser piece, a front bearing, a pressing ring, two rear bearings, a bearing pedestal, the locating shaft, a vibration-avoidance block, a left-right wheel fork, a vibration-avoidance separation blade and a rear panel, the batter box is connected to the left-right wheel fork, the front wheel is installed in the front fork, the left rear wheel and the right rear wheel driven by the rear wheel shaft are installed at the rear end of the left-right wheel fork, the driving mechanism comprises a foot bar piece, a pedal, a crankshaft gear set, a rear gear set, a flywheel and a chain, a motor is arranged in the front wheel, and both a battery and a controller are placed in the battery box.