143results about How to "With shock absorbing function" patented technology

The invention provides a leg configuration for a rotatably driven three-dimensional walking robot. The leg configuration comprises a rack, a leg telescoping mechanism, a parallel drive mechanism, and a rotatably driven mechanism. The rotatably driven mechanism is connected with the parallel drive mechanism in a driving manner. The parallel drive mechanism is connected with the leg telescoping mechanism in a driving manner. The leg telescoping mechanism is connected with the rack. The leg configuration for a rotatably driven three-dimensional walking robot has special dead point postures, and under the postures, ground impact force stressed by toes cannot be transmitted to a driver, so the robot has very good impact resistance and load resistance capability. The leg configuration solves problems of impact resistance for a robot to work in complex terrain and poor environment operating conditions.

The invention relates to a vertical force measurement bridge bearing and a force measuring method thereof. Through measurement and whole demarcation of local stress, the whole stress of the bearing is determined. The bridge bearing is simple in structure, size increase and weight increase are small, force measurement is reliable, the vertical force measurement function of the bridge bearing can be realized, the vertical force measurement difficult problem of the bearing is solved, and technical support is provided for bridge monitoring.

The invention provides a vertical force measuring type bridge support and a force measuring method. The vertical force measuring type bridge support comprises an upper support, a seat board, a bottombasin, a displacement amplification device and a displacement sensor; and the upper part of the support bears force-displacement conversion. After the support bears a vertical force, the center of a lower seat board generates a downward displacement; through the displacement amplification device, the displacement is amplified and led out of the support; through a load test, a relation between thevertical load force of the support and the reading of a displacement sensor is calibrated to realize purposes of force-displacement conversion and an easily detached and changed displacement measuringelement.

An artificial joint member made of a polymeric material including a portion made of a polymeric substance has a sliding surface composed of a polymer having phosphoryl choline groups. With such an arrangement, the artificial joint member is provided with a sliding part capable of keeping a satisfactory lubricating state for a long time.

The invention provides a linear driving walking robot leg structure which comprises a leg stretching and retracting mechanism, a parallel drive mechanism and a linear drive mechanism. The linear drive mechanism is connected with the parallel drive mechanism in a driving manner and the parallel drive mechanism is connected with the leg stretching and retracting mechanism in a driving manner. The invention further provides a parallel four-footed walking robot with the linear driving walking robot leg structure and has the beneficial effects that the mass of legs is low, rotational inertia is small, and electronic elements such as a driver and a sensor can be conveniently protected. The purposes of protection and maneuverability of the robot walking under the operation conditions of complex terrain and the severe environment are achieved.

The invention provides a folding portable electric bicycle provided with a telescopic steering handlebar. The folding portable electric bicycle comprises the telescopic steering handlebar, a front fork rod, a front frame, a middle beam, a rear fork piece, a saddle, a front wheel, a rear wheel and an electric driving system. The telescopic steering handlebar is connected with the front fork rod and the front frame and composed of a left handlebar body, a right handlebar body, an upper locking piece, a lower locking piece and a handle. The front frame is composed of a rotating component and a front connecting piece. The middle beam is formed by connecting a beam pipe, a front internal brake shoe, a front slotted piece, a rear slotted piece, a rear internal brake shoe, two pedal pieces and two traveling wheels. The rear fork piece is formed by connecting a left fork piece, a right fork piece, a suspension supporting piece and a reinforcing rod. The saddle is formed by connecting a saddle pipe, a locking and connecting piece, a connecting rod, a saddle body and a folding and positioning hook. The front wheel is mounted on a front axle. The rear wheel is mounted at the rear ends of the left fork piece and the right fork piece. The electric driving system comprises a motor, a battery, a controller and a control switch. The motor is arranged on the rear wheel. The battery and the controller are both arranged in the beam pipe of the middle beam.

The invention discloses an X-ray perspective medical flat car, which comprises a bed frame, wherein four supporting legs are arranged at the bottom of the bed frame; a universal wheel is arranged at the bottom end of each supporting leg; a bed board on the bed frame is made from a carbon fiber reinforced epoxy resin composite material; guardrails are arranged at two sides of the bed frame; flat plates, which are made from carbon fiber reinforced epoxy resin composite materials, are arranged on the guardrails; the parts, in correspondence to two ends of the guardrails, of the bed frame are provided with three-stage fixing mechanisms; and each universal wheel comprises a mounting top plate, a support frame with the upper side in rotary connection to the mounting top plate, a transmission bracket with the middle in rotary connection to the lower side of the support frame, a roller main body which is in rotary connection to one end of the transmission bracket as well as a brake device and a shake-preventing device which are arranged on the roller main body. The X-ray perspective medical flat car provided by the invention is specifically designed for patients who are to accept shooting; and the X-ray perspective medical flat car is relatively low in cost, good in perspectivity, clear in imaging and capable of meeting requirement of an X perspective instrument on non-barrier shooting of the patients.

A stretchable handle-rotatable portable electric vehicle comprises a battery box, a front fork, a stretchable rotatable handle, a front frame, a middle frame, a rear frame, a saddle, a front wheel, a rear wheel and an electric drive system, wherein the battery box is connected to the stretchable rotatable handle, the front frame and the front fork; the stretchable rotatable handle is composed of a left handle, a right handle, an upper locking part, a lower locking part and a pull handle; the front frame is composed of a rotation part and a front beam; the rotation part is composed of a drum base and a rotary component; the middle frame comprises a double-beam tube, a first dual-tube sleeve, a rear tube sleeve, two pedal parts, a folding plate, a first locking hook part, a dragging wheel, two shock-avoidance polyurethane blocks and a rear frame hook; the rear frame is composed of a left rear fork tube, a right rear fork tube, a second dual-tube sleeve and a foot support; the saddle is composed of a saddle tube, a saddle folding part, a second locking hook part, a saddle rod and a saddle seat, and the saddle folding part is composed of a dual-hole connecting part, a connecting rod and a U-shaped plug; the front wheel is installed on the front fork; the rear wheel is installed on the rear frame; and a motor is installed on the front wheel.

The hard coating layer (42) of a hard coating film (40) is formed on a cellulose ester film (41) by coating a hard coating layer-forming composition and curing said composition. The film thickness of the hard coating film (40) is 15 [mu]m to 35 [mu]m. 6 weight% to 12 weight% of a plasticizer that promotes the formation of a mixed layer (43) of the cellulose ester film (41) and the hard coating layer (42) is contained in the cellulose ester film (41), and more of the plasticizer is contained in the hard coating layer (42) side of the cellulose ester film (41) than the side opposite to the hard coating layer (42).

The invention discloses a squeezing and twisting combined-type elastic coupler, which comprises an input disc, an output disc, a squeezing rubber block and a twisting transmission assembly; the input disc is provided with an arc groove extending along the circumferential direction, the squeezing rubber block is arranged inside the arc groove, and the output disc is provided with a projection which stretches into the arc groove and can move along the arc groove; and the twisting transmission assembly comprises a twisting rubber sleeve, a first transmission sheet and a second transmission sheet, and two ends of the twisting rubber sleeve are respectively and fixedly connected with the first transmission sheet and the second transmission sheet. The power is transferred from the input disc to the output disc through the twisting transmission assembly and the squeezing rubber block, so that the squeezing and twisting combined-type elastic coupler can compensate the angular displacement error of a transmission shaft system because of the twisting deformation of the twisting rubber sleeve; and meanwhile, since both the twisting rubber sleeve and the squeezing rubber block have the buffering shock absorption function, the squeezing and twisting combined-type elastic coupler has advantages of low transmission noise, small vibration, long service life and the like.

The invention provides a portable tricycle provided with a telescopic steering handlebar. The portable tricycle provided with the telescopic steering handlebar comprises the telescopic steering handlebar, a front fork piece, a front frame, a middle frame, a left rear fork, a right rear fork, a saddle, a front wheel, a left rear wheel, a right rear wheel and a driving mechanism. The telescopic steering handlebar is connected with the front fork piece and the front frame. The front fork piece is composed of a five-way pipe component, a square pipe, a square column and a front axle. The front wheel is connected to the front axle. The telescopic steering handlebar is composed of a left handlebar body, a right handlebar body, an upper lock piece, a lower lock piece and a handle. The front frame is composed of a rotating piece and a front beam. The middle frame comprises a double-beam pipe, a first double-pipe sleeve, a rear pipe sleeve, two rear blank caps, a first latch hook piece, a second latch hook piece, a left gasket block, a right gasket block and a drag wheel. The left rear fork is connected with the left rear wheel, and the right rear fork is connected with the right rear wheel. The saddle is composed of a saddle pipe, a saddle folding piece, the second latch hook piece, a saddle rod and a saddle body. The driving mechanism comprises a center shaft, two cranks, a crankset, two pedals, a flywheel and a chain and is connected to the five-way pipe component and the front wheel.

The invention provides a buffering connecting nut and a nut body(1) is embedded and arranged in an inner hole on one end of a buffering bush(2) in an integrated way; the other end of the buffering bush(2) is provided with a boss(21) which is along the radial direction and outward; the outside wall of the buffering bush(2) is provided with a ring shaped salience(22), specially, the boss(21) on the end of the buffering bush(2) is a disc cingulum. The adoption of the invention can conveniently and quickly connect two parts with common screws and is not limited by assembly space. The connecting part is provided with buffering and damping function so that the connecting reliability can be improved.

The invention discloses a pipe cutting and processing device. The pipe cutting and processing device comprises a base, wherein scales are arranged at the top of a workbench, a fixing tooth is fixedlyconnected to the top of the workbench, a sliding tooth is fixedly connected to the working end of a first electric telescopic rod, a movable rod penetrates through the top of a shock absorption frame,a movable plate is fixedly connected to one end, located in the shock absorption frame, of the movable rod, a first spring is fixedly connected between the bottom of the movable plate and the bottomof the inner wall of a damping frame, a top frame sleeves the top end of the movable rod, the movable plate is fixedly connected to one end, located in the top frame, of the movable rod, a second spring is fixedly connected between the top of the movable plate and the top of the inner wall of the top frame, and a spring steel plate is fixedly connected to the bottom of the outer frame. The invention relates to the technical field of cutting. According to the pipe cutting and processing device, the effects of accurate cutting and buffering and damping are achieved, the structure is simple, theuse is convenient, the manual labor is reduced, and the cutting quality and efficiency are improved.

The invention discloses a scratch-resistant PE (polyethylene) film packaging material and a preparation method thereof. The packaging material is prepared from the following components in parts by weight: 50-80 parts of PE resin, 15-30 parts of polyvinyl alcohol, 2-10 parts of scratch-resistant agent, 1-5 parts of zinc stearate, 0.5-2 parts of vinyl bis stearamide and 0.5-2 parts of glycerol. The prepared PE film packaging material has the advantages of favorable scratch resistance and favorable mechanical properties. The method is simple in technique, easy to repeat and applicable to various packaging machines.

The invention provides a linearly-driven walking robot leg configuration which comprises leg stretching mechanisms, parallel-connected driving mechanisms and linear driving mechanisms. The linear driving mechanisms are connected with the parallel-connected driving mechanisms in a driving mode, and the parallel-connected driving mechanisms are connected with the leg stretching mechanisms in a driving mode. Meanwhile, the invention provides a parallel-connected six-legged walking robot with the linearly-driven walking robot leg configuration. The linearly-driven walking robot leg configuration and the parallel-connected six-legged walking robot have the advantages of being low in leg mass, small in rotation inertia, convenient to protect and uniform in driver specification. The linearly-driven walking robot leg configuration and the parallel-connected six-legged walking robot with the linearly-driven walking robot leg configuration achieve the purposes of protection of the robot walking under working conditions of complex terrain and severe environments, maneuverability and the overload work.

The invention discloses a filter membrane clamping device with self-locking and damping functions. The filter membrane clamping device comprises a fixed seat and an air inlet seat, a suction nozzle isconnected at the lower end of the fixed seat, a lower sealing ring is arranged on the upper surface of the fixed seat, a buffer groove is formed in the upper surface of the fixed seat, the inner bottom surface of the buffer groove is connected with a limit seat through a fourth compression spring, an upper sealing ring is arranged on the lower surface of the air inlet seat, a filter membrane is mounted between the upper sealing ring and the lower sealing ring, and mounting blocks, bearings and adjusting blocks are connected on the left side and the right side of the fixed seat and sequentially distributed on the left side and the right side of the fixed seat from bottom to top. The filter membrane clamping device has self-locking and damping functions, the speed of the upper sealing ringcan approach to zero when the upper sealing contacts with the filter membrane, so that vibration can be furthest reduced when the clamping device replaces the filter membrane, and air quality and pollution sources of pollution gas are accurately evaluated.

The invention provides a swivel bridge with a vibration reducing and isolating function. Pile foundations, piers and a bridge body are included. An upper bearing platform and a lower bearing platformare arranged between each pile foundation and the corresponding pier, wherein the center of the upper bearing platform and the center of the lower bearing platform are connected through a spherical hinge, the part between the upper bearing platform and the lower bearing platform is provided with a plurality of vibration reducing structure pieces, the multiple vibration reducing structure pieces are located on the outer side of the spherical hinge and arranged at equal intervals in the circumferential direction of the spherical hinge, a plurality of supporting legs are arranged at the bottom ofthe upper bearing platform in the circumferential direction of the upper bearing platform, and the bottoms of the supporting legs are detachably connected with the lower bearing platform through rubber vibration isolating supports. According to the swivel bridge, traditional sealing compound concrete construction is eliminated, the rubber vibration isolating supports are additionally arranged below traditional swivel bridge supporting legs, equivalently, the vibration isolating layers are formed between the bridge structure and the lower bearing platforms, and when the great earthquake happens, a large amount of earthquake energy can be offset through the rubber vibration isolating supports, meanwhile, the vibration reducing structure pieces are additionally arranged between the upper bearing platforms and the lower bearing platforms, accordingly, a large amount of earthquake energy entering the structure is consumed, accordingly, earthquake response of the whole bridge structure is greatly reduced, and the shock resistance of the structure is greatly improved.

The invention discloses a deformable wheel-track combined pole-climbing robot, and belongs to the technical field of pole-climbing robots. The robot mainly comprises an outer arm, a frame, an inner arm, an inner arm electric push rod, an outer arm electric push rod, an inner arm rotating motor component, an outer arm rotating motor component, a track module and a power module. The inner and outer arm rotating motor components are fixedly connected to the frame, the inner and outer arms are hinged to the rotating motor connecting pieces of the inner and outer arms, the two ends of an inner and outer arm electric push rod are hinged to the frame, the inner and outer arm frame bodies through hooke joints respectively, and the track module and the power module are arranged on the back and the front of a frame platform respectively. The inner arm and the outer arm are convenient to open, close and rotate, high in adaptability, easy in form conversion, high in pole climbing stability and good in universality.

The invention discloses an agricultural machine electric hydraulic pump with a buffer damping function. The electric hydraulic pump comprises an electric motor and a pressure gauge, a fixed box main body is mounted below the electric motor, the pressure gauge is arranged on the left side of the electric motor, a fuel pipe is installed on the left side of the pressure gauge, a groove is installed in the fixed box main body, a shielding cover is arranged inside the groove, a through groove is fixed in the shielding cover, a rotating rod is arranged inside the through groove, the outer side of the rotating rod is provided with a worm wheel and a gear, the left side of the gear is provided with a tooth block, the left side of the tooth block is provided with a through groove, the rotating rodis arranged below the worm wheel, and the right end of the rotating rod is fixedly provided with the fixed box main body. The agricultural machine electric hydraulic pump with the buffer damping function is provided with a shock absorbing spring and a support column, and the fixed box main body and a base body are well connected through the shock absorbing spring and the support column, so that the support column compresses the shock absorbing spring.

The invention provides an automobile manual variable speed controller capable of absorbing shock. The automobile manual variable speed controller capable of absorbing shock is characterized in that the automobile manual variable speed controller is a combined swing arm composed of a main swing arm body and an auxiliary swing arm body, the main swing arm body is installed at the center of a disc-shaped base, the auxiliary swing arm body is installed at the lower end of the main swing arm body, the main swing arm body comprises a control lever, first bearing holders, second bearing holders, first inner bearing sleeves, second inner bearing sleeves, springs, steel balls with holes and bearing gaskets, buffer plates are vertically and fixedly connected to the position of the center of the disc-shaped base after being attached to the upper ends of the bearing gaskets, the lower end of the control lever is connected with the auxiliary swing arm through a connecting part, and a first installation positioning sleeve and a second installation positioning sleeve which are arranged on the two sides of the auxiliary swing arm body enable the shaking amount of the auxiliary swing arm body to be constant; during gear selecting and shifting movements, the main swing arm body swings to transmit kinetic energy to the auxiliary swing arm body so as to achieve gear selecting and shifting movements, and the auxiliary swing arm body swings in a front-and-back mode to achieve the shock absorption function. The automobile manual variable speed controller solves the problems that when a manual vehicle runs on a step road, the spontaneous out-of-gear phenomenon is prone to occurring and a control handle shakes sharply.

The invention discloses a badminton racket carbon fiber handle. The handle comprises a taper front sleeve, a handle body and a rear sleeve of a carbon fiber integrated structure, and the carbon fiberhandle further comprises a carbon fiber integrated straight hole structure arranged in the center of the taper front sleeve, the handle body and the rear sleeve; the cross section of the handle body is of a hexagonal structure, and the rear sleeve is provided with a weight adjustable device. The taper front sleeve, the handle body and the rear sleeve of the carbon fiber integrated structure have the advantages of being low in weight and high in strength, and the connecting strength and connecting precision of the carbon fiber handle and a middle rod are guaranteed; the front sleeve and the handle body are internally provided with elastic shock absorption materials, the shock absorption function is achieved, arms of athletes are not prone to ache when the athletes play badminton for a longtime, and use comfort is improved; by means of reinforcing ribs between the integrated straight hole structure and the handle body, the whole strength is guaranteed, the use strength of the carbon fiber handle connected with the middle rod is guaranteed, and it is ensured that the handle is durable and not likely to break off or bend.

The invention discloses a hopping robot based on a rotating plate / cylindrical pin driving mechanism. A secondary shaft is provided with a gear, a tertiary shaft is provided with a gear, the two ends of the tertiary shaft on the outer sides of two side plates are respectively provided with a rotating plate, and a gear on a motor shaft is engaged with the gear on the tertiary shaft through the gear on the secondary shaft; the two rotating plates are symmetrically provided with a cylindrical pin; the two side plates of a machine body is symmetrically provided with a pin at a position close to the motor shaft, two front leg fixing blocks are fixedly connected with the two side plates of the machine body through the pins, one end of each front leg is fixedly connected with the front leg fixing blocks, the two side plates of the machine body are respectively provided with a rear leg fixing block at a position close to the lower part of the tertiary shaft; and one end of each rear leg is fastened with the rear leg fixing blocks; and the end parts of the pins on the motor shaft are respectively provided with a spring blocking ring, the two side plates of the machine body are respectively provided with a hopping leg mounted via the pins at a position close to the rear leg fixing blocks, and the pins and the tail extension rods of the hopping legs are respectively hooked by the two ends of the two springs. The rotating plates can be driven by a motor to rotate to drive the hopping legs for spring stretching to store or release energy, so as to realize hopping.

A vertical force-measuring bridge bearing and its force-measuring method, through the measurement of local force and overall calibration, the overall force of the bearing is determined, the structure is simple, the increase in size and weight is small, the force measurement is reliable, and the bridge support can be realized The vertical force measurement function of the support can solve the problem of vertical force measurement of the support and provide technical support for bridge monitoring.

The invention relates to a waterproof and moisture permeable cloth with a three-dimensional structure, a production method and a wall structure. The waterproof and moisture permeable cloth, the production method and the wall structure can be applied to wall construction and wall buildings, meanwhile, a protection material of wall construction and the wall structure and a manufacturing technology process and method of the protection material are included. The waterproof and moisture permeable cloth with the three-dimensional structure comprises a waterproof and moisture permeable cloth body, the waterproof and moisture permeable cloth body comprises a first non-woven cloth layer, a waterproof and moisture permeable functional layer and a second non-woven cloth layer, and elastic bulges arearranged outside the waterproof and moisture permeable cloth in an array mode; and construction is more convenient, and the labor cost and material cost are reduced.

The present invention relates to a method for making composite material bat. Said method includes the following steps: firstly, using foaming material to prepare core material whose form is identical to that of bat and volume is smaller than that of said bat, then using tubular sleeve woven by composite material to cover the surface of the core material, and placing said core material covered with said tubular sleeve into a mould, evacuating said mould from its one end, heating said mould to make core material be expanded, at the same time making resin come into the interior of said mould and penetrate into said sleeve and said core material so as to obtain the bat finished product with the function of absorbing vibration.

An extensible-rotating-handle portable bike comprises an extensible rotating handle, a front fork rod, a front frame, a middle frame, a rear frame, a seat, a front wheel, a rear wheel and a driving mechanism. The extensible rotating handle is composed of a left handlebar, a right handlebar, an upper lock member, a lower lock member and a pull handle, the front frame is formed by connecting a rotating member with a front beam, the middle frame is formed by connecting a double-beam pipe, a first double-pipe sleeve, a rear pipe sleeve, a five-way pipe, a folding piece, a first lock hook member and two shockproof polyurethane blocks, and the rear frame is composed of a left rear fork pipe, a right rear fork pipe, a second double-pipe sleeve and foot supports; the saddle is formed by connecting a seat pipe, a saddle folding member, a second lock hook member, a seat rod, a saddle and a folding positioning clamp, the front wheel is mounted to a front axle, the rear wheel is mounted to the rear frame, and the driving mechanism comprises a middle axle, two cranks, a chain wheel, two pedals, a front-stage small chain wheel, a rear-stage chain wheel, a flywheel, a front-stage chain and a rear-stage chain.

The invention discloses a cloth pressing device for a spreading machine. The cloth pressing device comprises a bottom plate, a spreading machine main body, a rack and a cloth pressing device. The rack is arranged above the bottom plate, the cloth pressing device is arranged above the rack, and the lower end of the rack is fixedly connected with a plurality of first vertical plates. The upper endof the bottom plate is fixedly connected with a plurality of second vertical plates, the side walls of the first vertical plates are in sliding connection with the side walls of the second vertical plates, and the first horizontal plates are both fixedly connected to the front end and the rear end of the cloth pressing device correspondingly; a third vertical plate and a fourth vertical plate arerespectively and fixedly connected to the ends, away from the cloth pressing device, of the two first horizontal plates, a groove is formed on the third vertical plate, and a mounting hole communicating front and back is formed on the inner wall of the groove. The cloth pressing device can be adjusted to a proper position according to different cutting requirements, is higher in universality, hasa certain buffering and damping function, and can reduce the damage to the ground due to the long-time work of the spreading machine.

The invention discloses a high-tenacity PS film for packaging and a preparation method thereof. A packaging material is prepared from, by weight, 120-220 parts of PS resin, 1-8 parts of polymethylphenyl siloxane fluid, 2-15 parts of dicyclohexyl phthalate, 1-6 parts of epoxy tetrachloro phthalic acid ester, 3-12 parts of phosphite ester, 4-9 parts of nitrile rubber, 0.5-6 parts of oxidized polyethlene wax, 0.3-2 parts of microcrystalline wax and 0.4-5 parts of a calcium-zinc stabilizer. The PS film packaging material has the good tenacity and mechanical property, and meanwhile the method is simple in technology, easy to repeatedly implement and applicable to various packaging machines.

A three-folding portable bicycle provided with a telescopic rotating handle comprises the telescopic rotating handle, a front fork lever, a front frame, a main folding assembly, a folding rear fork assembly, a seat tube, a saddle, a front wheel, a rear wheel and a driving mechanism, wherein the telescopic rotating handle is connected with the front fork lever and the front frame and comprises a left handle, a right handle, an upper locking part, a lower locking part and a pull handle; the front frame comprises a rotating component, a front beam and a locking joint mechanism; the main folding assembly comprises a folding box and a connecting rod, and the folding box and the connecting rod are connected with the front beam; the folding rear fork assembly comprises a rear fork front lever, a folder, a bottom bracket, a left rear fork and a right rear fork, the rear fork front lever is welded with the folding box and the folder, the bottom bracket is welded with the folder, the left rear fork and the right rear fork, the front wheel is mounted on a front axle, the rear wheel is mounted on the left rear fork and the right rear fork, and the driving mechanism comprises a center shaft, two cranks, a crankset, two pedals, a flywheel and a chain.