16results about How to "High rebound" patented technology

The invention discloses a high-resilience eTPU foaming material and a preparation process thereof, and belongs to the technical field of foaming materials. The process comprises the steps of raw material premixing and TPU chain extension reaction, precursor system injection, in-situ phase change energy storage core-shell particle generation, supercritical two-fluid foaming and molding post-treatment. Wherein the SiO2-coated TiO2 core-shell particles are prepared by a non-hydrolytic sol-gel method, the porous SiO2 core adsorbs and fixes the micro-crosslinked polyurethane-based phase change material, the TiO2 shell provides sealing and supporting, the particles are combined with the TPU matrix through covalent bonds, and the micro-crosslinked polyurethane-based phase change material has a unique micro-crosslinked network structure, so that the thermal conductivity of the TPU matrix is improved, and the thermal conductivity of the TPU matrix is improved. The hidden danger of leakage of the phase change material in the using process can be effectively eliminated, and meanwhile the interface bonding effect between the inorganic particles and the TPU matrix is synchronously enhanced. The eTPU foaming material prepared by the invention has the characteristics of high resilience, strong interface bonding, excellent energy storage stability and low compression set, and is suitable for shoe materials, automotive interiors and other scenes.

The utility model provides a tricycle brake disc relates to brake disc technical field, including the support shell, the top fixedly connected with two support blocks of support shell, the top of support block is established with the axle hole, the bottom fixedly penetrates to the bottom of support shell of axle hole, the top of support shell is provided with the rotating lever, the top fixedly connected with the rotating plate of rotating lever, two the top of rotating plate is provided with the support plate, the inner wall rotationally connected with the axle of axle hole. The utility model, through fixedly connecting two support blocks in the top of support shell, and establishing the axle hole in the top of support block, makes rotating lever can drive rotating plate to carry out effective rotation control, the rotary connection of rotating plate and support plate makes whole brake system can realize more even brake force distribution, especially, in the design, the inner wall fixedly connected baffle of brake shell's one side, and fixedly connected through the spring, makes baffle can rebound quickly in the brake process, ensures that the contact of brake shoe and brake disc is more even.

The utility model discloses a waterproof dust-proof range hood controller, which relates to the technical field of kitchen equipment and comprises a shell, a panel arranged at a port of the shell and a circuit board arranged in the shell, a switch button is mounted on the top surface of the circuit board, a button cap is arranged at the top end of the switch button, and the button cap is connected with the panel. The switch button is arranged on the circuit board, the button cap is arranged on the panel, the top end of the button cap penetrates through the panel, and an elastic sheath which is sleeved on the outer side of the switch button is arranged between the panel and the circuit board, the elastic sheath is arranged on the outer side of the switch button, and two ends of the elastic sheath respectively abut against the panel and the circuit board. According to the utility model, oil smoke, water vapor and dust permeation caused by the matching gap of the key cap is restrained in the elastic sheath, and the rebound sheet abuts against the bottom surface of the guide table, so that the rebound effect is provided for the key cap, and the problems that the oil smoke, water vapor and dust erode the circuit board and shorten the service life of the control switch are thoroughly solved.

The utility model discloses a luggage rack tolerance regulator, the upper portion inboard of cylinder is provided with annular boss, positioning sleeve tight cooperation fixed sleeve is located cylinder outside, is provided with the limit dog of the L shape that stretches upwards respectively in the lower part of positioning sleeve's left and right sides, is provided with the matched support on the upper portion of positioning sleeve, and this matched support is located respectively in the front and back sides of limit dog, is provided with the limit board that stretches outward respectively on this matched support, is provided with internal thread on the inboard wall of cylinder, the adjusting screw rod is through the screw rotation and is located on the internal thread of cylinder, is provided with annular limit seat on the bottom of adjusting screw rod, is seted up in the adjusting through -hole of adjusting screw rod, is provided with the snap spring in this adjusting through -hole, the utility model has the advantages of: not needing special fixed torque electric spanner, also can complete the installation of this tolerance regulator, and assembly is more convenient and fast, and need not be restricted by tool again.

A sunshade device, vehicle, and operating method are disclosed, belonging to the field of sunshade technology. The device includes a curtain fabric, a pivot assembly, and a locking assembly. The locking assembly includes a connecting bracket. Limiting buckles are fixedly connected to both ends of the connecting bracket and slidably positioned within corresponding guide rails. The limiting buckles are elastic elements. A handle is connected to the lower surface of the center position of the connecting bracket. A locking portion is fixedly provided on the lower surface of the limiting buckles, located on the side of the connecting bracket near the pivot assembly. When the curtain fabric needs to be rolled up, the operator pulls the handle diagonally downwards to cause the rear sides of the limiting buckles with locking portions at both ends of the connecting bracket to tilt upwards, thus separating the locking portions from the corresponding limiting grooves. This is the same hand action as with traditional manual sunshades, without adding any extra movements. It not only enables quick unlocking but also avoids excessive distraction, ensuring driving safety.

The utility model discloses a new energy automobile motor with shock attenuation function, including motor main part, the outer end cover of motor main part is equipped with damping assembly, the damping assembly includes damping shell, the inner wall of damping shell is circumferentially embedded with a plurality of shock attenuation sheet, and the one end of shock attenuation sheet extends outward and forms the resistance surface that projects the inner wall of damping shell. The utility model discloses a plurality of outward convex shock attenuation sheets are designed on the inner wall of damping shell, and the shock attenuation sheet will be contacted with motor first, and the shock attenuation sheet swings with the amplitude of motor main part when motor main part operates, and the shock attenuation sheet is isolated from the collision, simultaneously, utilizes the characteristics that TPU material has high tension, high pulling force, strong toughness and high resilience, so that it can play the role of buffering when being pressed, can effectively improve the noise produced by the vibration of motor main part under the operating condition, and secondly, after assembling, the heat dissipation gap is still formed between motor main part and damping shell, so that the damping effect is guaranteed, and the overall heat dissipation effect is also guaranteed.

This invention discloses a caprolactone copolymer foam material, its preparation method, and a shoe sole. The caprolactone copolymer foam material is prepared by supercritical foaming of the following components in parts by weight: 90-95 parts thermoplastic polyurethane; 1-3 parts antioxidant; 0.1-0.5 parts plasticizer; 0.5-2 parts ultraviolet absorber; 1-4 parts anti-hydrolysis agent; and 2-5 parts filler. The thermoplastic polyurethane is composed of the following components in parts by weight: 5-10 parts butanediol; 8-15 parts oxalic acid dihydrate; 2-5 parts caprolactone; 6-10 parts hexamethylene diisocyanate; and 1-3 parts neopentyl glycol. This material exhibits sufficiently light weight and excellent support and cushioning properties.

The utility model provides a high resilience high air permeability ultralight sheet, including main body base material layer and functional layer, the main body base material layer is the three-dimensional stereo structure that high elasticity polyester fiber is woven by vertical netting process, the high elasticity polyester fiber is vertically arranged, the functional layer is covered above the main body base material layer, and the functional layer is arranged above the main body base material layer. And the functional layer and the main body base material layer are hot-pressed and compounded. The utility model is made of pure fibers through a vertical net forming process, has a unique vertical fiber net three-dimensional structure or a honeycomb fiber net structure, and has the characteristics of portability, high resilience, strong air permeability, strong plasticity, recoverability, quick drying and the like. The product is free of chemical additives, meets the environment-friendly health standard and is suitable for the fields of bedding, medical treatment, sports protection and the like.

This utility model belongs to the field of pearl cotton technology, and particularly relates to a shock-absorbing pearl cotton, comprising a bottom layer, a middle layer and a surface layer arranged sequentially on the bottom layer. The bottom layer, middle layer and surface layer present a gradient density layered structure, with the surface layer density being greater than the bottom layer density being greater than the middle layer density. The middle layer has an energy dissipation cavity inside, with the energy dissipation cavity having a higher distribution density in the geometric center region of the pearl cotton than in the edge region. The energy dissipation cavity is spherical. The surface layer has several micro-protrusion structures on its end face, which are arrayed cones integrally formed on the outer surface of the surface layer, forming guide grooves between the cones. The bottom layer has a honeycomb cavity inside, filled with elastic pillars, the upper and lower end faces of which are connected to the inner wall of the honeycomb cavity, respectively. Compared with the prior art, this utility model achieves a better overall shock absorption and protection effect and extends the service life.

This utility model discloses an automotive oil pipe with a high pressure resistance structure, relating to the field of automotive oil pipe technology. It includes a support pipe and an outer corrugated pipe. The outer corrugated pipe is adhered to the outside of the inner support pipe, and the outer corrugated pipe has an internal fitting groove. An integrally formed support strip is provided on the outside of the inner support pipe. This automotive oil pipe with a high pressure resistance structure uses cross-arranged support strips and a return spring to fill the space between the inner support pipe and the outer corrugated pipe, providing good support and high resilience, thus achieving the purpose of high pressure resistance for the automotive oil pipe. Furthermore, the outer corrugated pipe is provided with an anti-compression ring, reinforcing ribs, and connecting rings for deformation resistance, further enhancing the pressure resistance of the automotive oil pipe. This high pressure resistance structure solves the problem that existing automotive corrugated oil pipes generally rely on the corrugated structure of the pipe itself for overall structural support, resulting in poor support.

The utility model relates to the technical field of insoles, in particular to a high-resilience ultralight insole, which comprises insole main bodies, a plurality of resilience damping components, a buffer protection component and air holes, the plurality of resilience damping components distributed unevenly are arranged in the insole main bodies, the resilience damping components are arranged between the two insole main bodies, and the buffer protection component is arranged between the two insole main bodies. A buffer protection assembly is arranged on the surface of the insole body, a plurality of air holes which are not evenly distributed are formed in the surface of the insole body, a plurality of protruding rubber protruding blocks are arranged on the surface, connected with a shoe sole, of the insole body, and a rebound damping assembly is arranged, a buffer ball is arranged between every two buffer blocks, and a soft carbon fiber plate is matched. The buffer pad is made of a thermoplastic polyurethane elastomer rubber material, so that the insole has the characteristics of excellent high tension, high tensile force, toughness and aging resistance, can rebound quickly after being impacted, provides light and high-elasticity support, and has the advantages of being high in elasticity, high in elasticity, good in elasticity, good in elasticity, good in durability and the like. Ergonomic design is met, and comfort of consumers is improved.

The application relates to the field of mechanical manufacturing, and discloses a blanking equipment for a chassis production line, which comprises a frame body and a bottom table. A limiting mechanism is arranged on the top of the bottom table and used for limiting the falling chassis. A cleaning mechanism is arranged on the inner side of the frame body and used for removing dust around the chassis stack. A buffer mechanism is arranged on the inner side of the frame body and used for buffering the falling chassis. The limiting mechanism comprises a vertical rod which is fixedly connected to the top of the bottom table. The electromagnetic coil is electrified to generate a magnetic field. The metal chassis is attracted to the center area of the fixed ring under the action of the magnetic field. The two magnetic blocks are opposite in magnetism and attract each other in the initial state. The rear pressure sensor senses the slight pressure change and sends a signal. The motor drives the rotating shaft to deflect the second magnetic block, the magnetic pole is changed, and the limiting rod rapidly rebounds under the action of the magnetic force and the telescopic fold, so that the chassis is accurately pushed to the designated position.

The application discloses a kind of soft furniture with flame-retardant thermal insulation type multilayer composite cladding plate, belong to soft furniture related technical field, including face veneer, the face veneer is wrapped the outside of entire flame-retardant layer, upper substrate, lower substrate and moisture-proof layer;Still include: flame-retardant layer is set in the inside of face veneer, the lower end surface of flame-retardant layer is pasted with upper substrate, and upper substrate and lower substrate are provided with buffer mechanism, and the lower end surface of lower substrate is pasted with moisture-proof layer, the moisture-proof layer is ethylene-propylene rubber material, the inside of upper substrate is provided with the fixed hole that passes through, and fixed hole is evenly distributed.The soft furniture with flame-retardant thermal insulation type multilayer composite cladding plate, by setting multiple buffering structure, can improve the overall compressive resistance of cladding plate, also can guarantee good recovery ability after long-term compression, and by the way of built-in flame retardant, after encountering fire, it can be quickly released to achieve the effect of fire extinguishing.

This invention provides a high-temperature resistant graphite-based rubber seal and its preparation method. By weight, it comprises the following raw materials: 80-99 parts graphite, 0.5-19 parts silicone fluororubber, 0.1-1 parts vulcanizing agent, 0.05-0.5 parts high-temperature structural stabilizer, 0.05-0.6 parts fluorosilicone modified borosilicate glass powder, and 0.03-0.5 parts yttrium-stabilized zirconia hollow microspheres. The vulcanizing agent is dicumyl peroxide (DCP), and the high-temperature structural stabilizer is one or a combination of vermiculite slurry and yttrium oxide micropowder. This invention uses graphite as the main raw material, fully utilizing its wear resistance, high-temperature resistance, and low high-temperature deformation. By combining it with other components, it achieves both good sealing performance and high-temperature resistance, solving the problem of poor high-temperature resistance in existing rubber-based seals. It is suitable for high-temperature conditions above 400℃.

The utility model discloses a novel support waist support chair relates to waist support chair related technical field, including main part, and the main part is divided into cushion and backrest, is equipped with air cushion on the main part, and the air cushion includes the chassis, and the chassis is equipped with a plurality of deformation column in array, and the adjacent deformation column between remains the air passage, is equipped with the air cavity in the deformation column, is equipped with the air hole of intercommunication air cavity on the deformation column, the utility model deformation column array air cavity structure can according to user weight, the posture real -time deformation, and the rebound is quick, avoids " collapse " or " top waist " phenomenon, forms the air passage between the adjacent deformation column, and the circulation airflow is formed to the air hole of column top / side wall return, and the long -time sitting does not sweat, and the air hole return is preferentially arranged in the column bottom, and the side away from the air passage, and the bottom hole preferentially opens and closes in the moment, and the moment pressure relief, eliminates " suck " the uncomfortable feeling, and the air guide groove divides air cushion into two, and left and right air chambers do not interfere with each other, and one -sided pressure will not lead to the collapse of the other side, and the support is balanced all the time, and the outer edge lip of silica gel air cushion and the mounting groove interference fit.

This invention relates to the field of membrane material technology, specifically a high-resilience, high-wear-resistant TPU film material and its preparation method. A lignin-based polyol is prepared from widely available and renewable sulfate lignin, partially replacing traditional petrochemical-based polyols. A mixed isocyanate is obtained by compounding isophorone diisocyanate and diphenylmethane diisocyanate in a molar ratio. Dibutyltin dilaurate is used as a catalyst, and 4,4-diaminodiphenyl disulfide and pyridine-2,6-diacylhydrazide with dynamically reversible bonds are used as chain extenders to obtain a high-resilience, self-healing thermoplastic polyurethane elastomer. Lignin-grafted graphene oxide is introduced as a filler, and the added zinc oxide possesses both antibacterial and anti-aging properties.