54results about How to "Increase deformation space" patented technology

A hammer includes a handle, a hammer body mounted on an end of the handle and having a side formed with a combination bar inserted into the handle, and a protective jacket integrally formed on the handle to encompass a periphery of the combination bar and a mediate portion of the hammer body entirely. Thus, the protective jacket of the handle encompasses the periphery of the combination bar and the mediate portion of the hammer body entirely, so that the handle and the hammer body are combined with each other rigidly and stably, thereby enhancing the combination strength of the hammer.

The invention discloses a linear vibration motor, and relates to the technical field of miniature motors. The linear vibration motor comprises a shell, a stator, a vibrator and elastic support elements, wherein the elastic support elements are located at two ends of the vibrator and provide elastic restoring force; each elastic support element comprises two elastic arms; connection parts are arranged at two ends of the same side of each elastic arm respectively; two connection parts at one end of every two elastic arms are combined with each other; two elastic arms extend towards the corresponding directions of respective connection parts to form a transverse crossover structure in the transverse direction respectively; and two connection parts at the other ends of every two elastic arms are combined with the vibration and the shell respectively. A vibration space, occupied by the elastic support elements in the linear vibration motor, of the vibrator is relatively small; and an enough space is left for increase of the weight and the volume of a vibrator mass block, so that the resonant frequency of the vibration motor can be effectively reduced; the low-frequency performance of the vibration motor is improved; and the overall performance of the vibration motor is relatively high.

The invention discloses a silica gel filling U-shaped spring seal ring which comprises an elastic seal ring body, a metal ring and silica gel filling ring. The inner side of the elastic seal ring body is recessed to form a U-shaped groove. A lip is formed on each of the upper portion of the lower portion of the U-shaped groove. The section of the metal ring is U-shaped, and the metal ring is disposed in the U-shaped groove. The lips wrap the metal ring. The direction of the U-shaped opening of the metal ring is consistent with the direction of the U-shaped groove. The inside of the metal ring is filled with the silica gel filling ring. A sheet part which protrudes vertically is disposed at the outer edge of the elastic seal ring body. Protruding blocking parts are disposed at the opening of the U-shaped groove of the elastic seal ring body and on the inner sides of the lips. The thickness of each lip of the elastic seal ring body increases from the outer ring to the inner edge, and the upper surface and the lower surface of each lip is provided with recesses. By the silica gel filling U-shaped spring seal ring, the technical problems that the elasticity of conventional seal rings reduces or disappears, the sealing performance of the seal rings becomes poor, the sealing rings wear while rotating in grooves, dirt easies enter the seal rings, and the like are solved.

The invention provides a shockproof balance part of a sole, which is characterized by comprising an elliptically annular left frame and an elliptically annular right frame. The front end and the rear end of the left frame are connected with the front end and the rear end of the right frame through transverse arc bars to form an elliptical frame, the width of the cross section of the lower half circle of each of the left frame and the right frame is more than 3 times larger than the height of the cross section, a cambered shockproof sheet arching down is suspended on the elliptical frame, first support sheets connected with the upper half circle of each of the left frame and the right frame are arranged on the cambered shockproof sheet, and a shockproof rack arching up is disposed below the cambered shockproof sheet. With the shockproof balance part, the sole can have a sufficient deformation space and fine shock proofing, and can firmly hold a whole heel to keep a shoe stable. The shockproof balance part with cradle type buffering and shock absorption is high in comfort, has the function of automatic balancing and is capable of avoiding foot strain.

The invention relates to the technical field of plate type heat exchangers, and discloses a plate type heat exchanger with a good sealing property. The plate type heat exchanger includes a plurality of heat exchanging plate pieces alternately flipped and stacked with each other and sealing gaskets located between every adjacent heat exchanging plate pieces, each sealing gasket comprises a first sealing part and a second sealing part which is located on one side of the first sealing part and integrally formed with the first sealing part, and each first sealing part comprises an embedded arc-shaped bottom, a clamping groove part and a flow stopping top from bottom to top; and one sides of the second sealing parts are in butt joint with one sides of the flow stopping tops and formed integrally, the other sides, opposite to the flow stopping tops, of the second sealing parts are downwardly provided with flanges, and each heat exchanging plate piece is provided with an embedded arc-shaped groove matched with the correspondingly first sealing part and a positioning sealing groove matched with the correspondingly flange. According to the plate type heat exchanger with the good sealing property, installation is simple, the tightness between the heat exchanging plate pieces is good, the sealing gaskets are easier to suffer stress evenly, and sealing is firm.

The invention relates to a water-saving warming pipe which comprises an outer pipe; the axis of the outer pipe is provided with an inner pipe; the outer peripheral wall of the inner pipe is rotationally and symmetrically provided with supporting sheets; the external of each supporting sheet is wrapped with a regulation bag made of an elastic material; the two ends of each regulation bag are provided with flexible sealing films respectively; the edges of the sealing films, the regulation bags and the inner pipe are in sealing connection and form a sealed pipe barrel space; the pipe barrel spaceis provided with an air guide pipe; the end part of the air guide pipe extends into external air; the inner wall of each regulation bag is provided with a regulation strip; sensing strips made of a thermal expansion material are distributed in the inner pipe at an equal interval; one ends of the sensing strips are connected with traction wires respectively; and the traction wires are connected with the corresponding regulation strips after penetrating through the pipe wall of the inner pipe. By adopting the water-saving warming pipe, a water body residual in a warming pipe can be effectivelyreduced when water is not used, so that waste of water resources is reduced, and the waiting time for water consumption is shortened at the same time.

The invention relates to soles, and provides novel damping soles and shoes having the same, wherein the soles have elastically damping and stably supporting functions, are simple in structure and convenient to manufacture, and are suitable for mass production. Each novel damping sole comprises a middle sole and a large sole disposed under the middle sole. The lower surface of the middle sole is provided with a plurality of lengthwise raised lines and a plurality of transverse raised lines, and crosspoints of the lengthwise raised lines and the transverse raised lines are provided with spherical bumps. Positions, corresponding to the spherical bumps, of the upper surface of the large sole are provided with damping columns, the upper end of each damping column is provided with a spherical containing opening which wraps each spherical bump, the outer wall of each damping column is provided with first ring stages which are sequentially disposed in the axial direction. The upper surface of the large sole is provided with damping column sleeves covering the outsides of the damping columns, and each damping column sleeve and the each damping column are coaxial, the inner wall of each damping column sleeve is provided with second ring stages which are sequentially disposed in the axial direction, the internal circumference of the second ring stages surrounds the out wall of each damping column, and the second ring stages are arranged between adjacent first ring stages of damping columns.

The invention discloses an electrical contact piece with an elastic double-helix winding contact element. The elastic double-helix winding contact element includes a support piece and a plurality of wire-shaped conductive pieces; the support piece is bent in a spiral shape, and the support piece The outer circumference is provided with a plurality of winding slots, and the plurality of winding slots are spirally arranged on the outer circumference of the support member in parallel with each other, and the two ends of each winding slot extend to the two ends of the support member respectively; each conductive member is wound along a single winding slot on the outer periphery of the support member, and the plurality of conductive members can be connected to each other. The invention improves the structural stability of the elastic contact element through the combination of the spiral winding and the spiral support, thereby ensuring the reliability of the electrical connection of the elastic contact element and the electrical contact element to which it is applied, and has a longer service life. The double-helix elastic winding contact element itself has better elasticity and improved contact performance, and can be applied to various occasions with different electrical connection intervals.

The invention discloses a liquid seal device of a tower tray of a bubble-cap tower. The tower tray and the liquid seal device are arranged in a tower body of the bubble-cap tower; the liquid seal device comprises a supporting structure and a liquid seal structure; the supporting structure is connected with the tower body seamlessly and fixedly; the tower tray is arranged on the supporting structure; the liquid seal structure is arranged on the tower tray; and the liquid seal structure is provided with a liquid seal chamber for avoiding loss of gas and liquid. The tower tray and the tower body are separated and the liquid seal device is provided, so the liquid and the gas can be prevented from losing from the welded joint of the tower tray and the tower body, the gas and the liquid walk the dedicated channel, contact of the liquid and the gas is effectively enlarged, and the working actual effect of the tower is improved.

The invention belongs to the technical field of flexible electronic devices, and particularly discloses a preparation method and a product of a fatigue-resistant flexible electronic device. The methodcomprises the following steps: S1, engraving the shape structure of the electrode material on the auxiliary substrate to obtain the electrode patterned film structure; S2, constructing a movable channel of an electrode material around that electrode patterned film structure; S3, injecting a flexible material into that movable channel, and packaging the inlet and outlet of the movable channel to obtain a fatigue-resistant flexible electronic device. The product comprises a flexible cladding layer, a movable channel arranged inside the flexible cladding layer, a flexible material filled in themovable channel and an electrode material arranged inside the movable channel. The invention provides the movable space of the flexible electrode when stretching by embedding a channel when packaging,reduces the constraint of the packaging layer, improves the tensile property and fatigue resistance of the flexible electronic device, and has long service life.

A hammer includes a handle, a hammer body mounted on an end of the handle and having a side formed with a combination bar inserted into the handle, and a protective jacket integrally formed on the handle to encompass a periphery of the combination bar and a mediate portion of the hammer body entirely. Thus, the protective jacket of the handle encompasses the periphery of the combination bar and the mediate portion of the hammer body entirely, so that the handle and the hammer body are combined with each other rigidly and stably, thereby enhancing the combination strength of the hammer.

The invention belongs to pipeline processing tools, and specifically relates to a connector for a draining pipeline. The connector for the draining pipeline comprises a sleeve of which the inner wall is provided with an annular block, wherein two sides of the annular block are correspondingly abutted with corrugated pipelines; one end of the sleeve is a port expansion end. The connector further comprises a sleeve ring, wherein two annular walls which extend toward the center of the sleeve ring are arranged on the sleeve ring; one annular wall is in shape fitting with the port expansion end, and the inner diameter of the other annular wall is equal to the diameter of a corrugation sunken part of the corresponding corrugated pipeline; the two annular walls are opposite in directions; the sleeve ring is positioned at the port expansion end which is positioned in an inner chamber that is encircled with the two annular walls. The connector can overcome the technical defect of easy opening in the prior art, and can limit a combining part of the pipeline from the outside of the pipeline so as to prevent opening from occurring.

The invention discloses a bidirectional motion pneumatic flexible driver and a working method thereof. The driver comprises a top-layer air cavity and a bottom-layer air cavity, wherein the bottom-layer air cavity comprises an upper-layer plastic sheet, a lower-layer plastic sheet and a first hose; the upper-layer plastic sheet and the lower-layer plastic sheet are connected through a thermoplastic sealing edge to form an upward-protruding bottom-layer cavity; one end of the first hose communicates with the bottom-layer cavity, and the other end of the first hose communicates with an air source or atmosphere; the top-layer air cavity comprises an elastic top air cavity chamber wall and a second hose, and the bottom of the elastic top air chamber wall is bonded with the upper-layer plasticsheet through a silica gel adhesive to form a top-layer cavity; and one end of the second hose communicates with the top-layer cavity, and the other end of the second hose communicates with an air source or atmosphere. When high-pressure gas is filled into the top-layer cavity, the driver is bent and deformed; and when high-pressure gas is filled into the bottom-layer cavity, the driver can be restored to the initial position. The bidirectional motion pneumatic flexible driver is simple in structure, and the bending and recovery of the driver can be effectively realized through a double-air-cavity parallel structure.

The embodiment of the invention provides a foldable cover plate assembly and a manufacturing method thereof, and a foldable display device and a manufacturing method thereof, relates to the technical field of display, and can enable a cover plate to have relatively good bending performance and anti-scraping and anti-pressing performance, and can enable the cover plate to realize bidirectional bending. The foldable cover plate assembly comprises a cover plate, the cover plate comprises a folding portion and a non-folding portion, the folding portion comprises an outer bending portion and an inner bending portion, the outer bending portion is recessed from a first side of the cover plate to a second side of the cover plate, the inner bending portion is recessed from the second side to the first side, the thickness of the folding portion is smaller than that of the non-folding portion, and the thickness of the folding portion is smaller than that of the non-folding portion. The first side and the second side are opposite sides of the cover plate; moreover, in the direction perpendicular to the plane where the cover plate is located, the outer bent part and the inner bent part are arranged in a staggered mode, the outer bent part covers the outer axis of the cover plate, and the inner bent part covers the inner axis of the cover plate.

The invention discloses a gravity sensing automatic vending machine which comprises a goods shelf body and a supporting rod. The inner rear side of the goods shelf body is provided with a partition plate, a supporting rod and a wiring groove. A plurality of hook-and-loop fastener holes are distributed in the supporting rod in the vertical direction at equal intervals. A bracket is arranged on thesupporting rod. Clamping pieces are connected with the two sides of the bottom end face of the bracket and clamp the hook-and-loop fastener holes. The bracket is fixedly connected with a tray througha gravity sensing device. A groove is engraved in the outer surface of the wiring groove. A first fixed plate is fixedly connected with the inner surface of the wiring groove. First screw holes are hollowed out in the two sides of the outer surface of the first fixed plate at equal intervals. A second fixed plate is fixedly connected with the inner surface of the supporting rod. Second screw holesare hollowed out in the two sides of the outer surface of the second fixed plate at equal intervals. The gravity sensing automatic vending machine has the advantages that after consumers take goods,the order price is directly formed conveniently and rapidly; the temperature control, sealed freshness preserving and multi-layer adjusting are realized, safety is high, the goods taking time is short, and the user experience is good; the gravity sensing automatic vending machine is reasonable in design, scientific in structure and suitable for use and popularization in the field of vending cabinets.

The invention relates to the field of radomes, in particular to a low-density glass fiber reinforced plastic radome and production process thereof. The radome comprises a first protective cover and asecond protective cover which enclose a hollow water tower shape, and an antenna holding pole arranged in a hollow water tower-shaped cavity formed by the first protective cover and the second protective cover; the first protective cover is provided with a first clamping piece, and the second protective cover is provided with a second clamping piece corresponding to the first clamping piece of thefirst protective cover. The first clamping piece and the second clamping piece are connected so that the first protective cover and the second protective cover can be detachably connected to define ahollow water tower-shaped structure, and an openable and closable window convenient to overhaul is formed in the surface of the second protective cover; the high-wave-transmission fiber cloth layer comprises composite core-spun gauze formed by weaving carbon fiber core yarns and glass fiber weaving yarns and curing resin cured outside the composite core-spun gauze. The glass fiber reinforced plastic has the advantages of the low density, the light weight, the small dielectric constant, the good wave permeability, the high mechanical strength and the long service life.

The invention discloses a gravity sensing part connecting structure of a gravity sensing vending machine. The gravity sensing part connecting structure comprises a shelf main body and supporting rods;the shelf main body is fixedly connected with the supporting rods; the supporting rods are fixedly provided with carrying frames; each carrying frame is provided with clamping components; the upper part of each carrying frame is provided with a gravity sensor; a second supporting column is arranged between the inner side wall of the carrying frame and the gravity sensor; the inner side wall of the carrying frame is fixedly connected with the lower end surface of the second supporting column; the upper end surface of the second sup supporting column is fixedly connected with the lower end surface of the gravity sensor; the upper part of the gravity sensor is provided with a tray; a first supporting column is arranged between the gravity sensor and the tray; the upper end surface of the gravity sensor is fixedly connected with the lower end surface of the first supporting column; the upper end surface of the first supporting column is fixedly connected with the bottom of the tray; wiring grooves are formed in the shelf main body; a plurality of magic holes are formed in the corresponding supporting rod; and the carrying frame is in butt-joint with the magic holes through the clamping components; a plurality of recessed grooves are formed in the wiring grooves; space is reserved, so that a deformation space can be increased, and therefore, accurate detection can be realized.

The invention relates to the field of radomes, in particular to a high-wave-transmission high-strength carbon fiber glass fiber composite glass fiber reinforced plastic radome and a production processthereof. The high-wave-transmission high-strength carbon fiber glass fiber composite glass fiber reinforced plastic radome comprises a mounting based mounted on a wall, a protective cover arranged outside the mounting base in an openable and closable covering mode, and an antenna holding pole located in a cavity defined by the mounting base and the protective cover. The glass fiber reinforced plastic base layer comprises in parts by mass: 50-80 parts of unsaturated polyester resin, 5-20 parts of glass fibers, 2-15 parts of carbon nanotubes, 0.5-4 parts of 1, 3-butanediol, 5-30 parts of a heat-resistant modifier, 5-10 parts of a low shrinkage agent, 1-5 parts of a release agent, 5-15 parts of a coupling agent, 1-5 parts of fluorinated graphene, 1-5 parts of an initiator and 1-5 parts of athickener. The high-wave-transmission fiber cloth layer comprises composite core-spun gauze formed by weaving carbon fiber core yarns and glass fiber weaving yarns and curing resin cured outside the composite core-spun gauze. The glass fiber reinforced plastic has the advantages of the small dielectric constant, the good wave permeability, the high mechanical strength and the long service life.

The invention provides a bathing mat for a shower room. The bathing mat comprises a bathing mat frame, a top supporting mat and a self-adaptive deformation heat preservation mechanism used for preserving heat and cleaning foot soles, wherein the surface of the bathing mat frame is rectangular, the top of the bathing mat frame is open, the top of the bathing mat frame is fixedly connected with the top supporting mat, the upper surface of the top supporting mat is flush with the upper surface of the bathing mat frame, and the top supporting mat is made of rubber. The invention relates to the field of articles of daily use. The bathing mat for the shower room is designed according to the problems that an existing bathing mat is single in function, difficult to block low-temperature transfer of the ground and the like, and is of a special structure which can rub and clean the ground through treading and can lock the temperature of water and keep the sole constant in temperature, so that the problems that a common bathroom mat is simple in structure, difficult to block transmission of low temperature on the ground, single in function and incapable of meeting more cleaning requirements when people take a bath are effectively solved.

The invention relates to a building outer wall decorative plate fastener and a mounting method thereof. A basic part is of a block-shaped structure with a U-shaped section, connecting clamping grooves are formed in the outer side faces of the basic part, a decorative plate part is of a block-shaped structure with a U-shaped section, the length of the basic part is equal to that of the decorative plate part, the width of the basic part is equal to that of the decorative plate part, the thickness of the basic part is not smaller than that of the decorative plate part, connecting clamping blocks matched with the connecting clamping grooves are arranged on the inner side faces of the decorative plate part, the decorative plate part is connected with the basic part in a clamped mode through the connecting clamping blocks and the connecting clamping grooves, the basic part is fixedly connected with an outer wall of a building through a connecting expansion screw, a dovetail clamping block is arranged at one end of the basic part, and a dovetail groove matched with the dovetail clamping block is formed in the other end of the basic part. The service life of the product is greatly prolonged, deformation and aging are avoided, the service life of the product is prolonged, and the decoration effect of the outer wall is improved.

The invention discloses base cloth for an air bag. The base cloth comprises a base cloth body, a base cloth layer and a middle anti-tear layer; the middle anti-tear layer is arranged at the middle part of the interior of the base cloth body; a second elastic layer is arranged on the upper side of the middle anti-tear layer; a first elastic layer is arranged on the lower side of the middle anti-tear layer; a synthetic fiber fabric layer is arranged at the top of the first elastic layer; the base cloth layer is arranged at the bottom of the second elastic layer; micro air holes are uniformly formed in the base cloth body; the micro air holes are perpendicular to the various material layers; and the upper ends and the lower ends of the micro air holes penetrate through the base cloth body. With the adoption of the first elastic layer and the second elastic layer that first elastic cloth, a TPU film and second elastic cloth are sequentially laminated, and are bonded into integrated structures through hot melting machining, the elasticity of the base cloth is improved substantially, a deformation space generated by the base cloth is strengthened, impact force generated by the air bag can be reduced, and injury on a human body is reduced.

The invention relates to the field of radomes, particularly to a low-dielectric-constant glass fiber reinforced plastic radome and a production process thereof. The low-dielectric-constant glass fiberreinforced plastic radome comprises a mounting base mounted on a wall, a protective cover arranged outside the mounting base in an openable and closable covering mode, and an antenna holding pole located in a cavity defined by the mounting base and the protective cover. The glass fiber reinforced plastic base layer comprises in parts by mass: 50-80 parts of unsaturated polyester resin, 5-20 partsof glass fibers, 2-15 parts of carbon nanotubes, 0.5-4 parts of 1, 3-butanediol, 5-30 parts of a heat-resistant modifier, 5-10 parts of a low shrinkage agent, 1-5 parts of a release agent, 5-15 partsof a coupling agent, 1-5 parts of fluorinated graphene, 1-5 parts of an initiator and 1-5 parts of a thickener. The low-dielectric-constant glass fiber reinforced plastic radome has the advantages ofa small dielectric constant, the good wave permeability, the high mechanical strength and the long service life.

The invention provides an anti-impact structure and anti-impact equipment. The porosity of the anti-impact structure is gradually increased inwards along the outer surface; in a direction inward along the outer surface, a gradient of a porosity-position distribution function at an intermediate location of the impact resistant structure is greater than a gradient of a porosity-position distribution function at start and end segment locations. According to the anti-impact structure, the outer layer has lower porosity and higher elastic modulus and can bear larger stress, the inner layer has higher porosity and can have larger deformation space and can bear larger strain, the buffering effect of the inner layer is facilitated, and the overall strength of anti-impact protection equipment is guaranteed.

The present invention relates to the field of radome, in particular to a low-density glass fiber reinforced plastic radome and its production process, comprising a first protective cover and a second protective cover enclosed in the shape of a hollow water tower, arranged on the first protective cover and the second protective cover The antenna holding rod in the formed hollow water tower-shaped cavity; the first protective cover is provided with a first engaging member, and the second protective cover is provided with a second engaging member corresponding to the first engaging member of the first protective cover, The first engaging part is connected with the second engaging part so that the first protective cover and the second protective cover are detachably connected to form a hollow water tower-like structure, and the surface of the second protective cover is provided with an openable window for easy maintenance ; The high wave-transmitting fiber cloth layer includes a composite core-spun gauze formed by weaving carbon fiber core yarn and glass fiber woven yarn, and a cured resin cured on the outside of the composite core-spun gauze. The FRP of the invention has the advantages of low density, light weight, small dielectric constant, good wave permeability, high mechanical strength and long service life.

The invention provides multifunctional suspension assembled floors. Each multifunctional suspension assembled floor comprises a face plate, a plurality of reinforcing ribs on the bottom face of the face plate, and connecting pieces arranged at the ends of the face plate. The connecting pieces are divided into buckles and / or clamping seats. The buckles are provided with elastic elements. The elastic elements are located in the edges of the face plates. The adjacent multifunctional suspension assembled floors are connected in the mode that the elastic elements are inserted into the clamping seats to be clamped. Compared with the prior art, according to the multifunctional suspension assembled floors, the strength of the connecting positions of the adjacent multifunctional suspension assembled floors can be improved; when the adjacent multifunctional suspension assembled floors are deformed due to thermal expansion and cold contraction, the adjacent multifunctional suspension assembled floors bear force uniformly and are connected firmly through the buckles and the clamping seats which are arranged alternately; and the problems of gaps and bulging of suspension assembled floors in the prior art can be relieved, the multifunctional suspension assembled floors are not liable to tilt, and the service life of the suspension assembled floors is prolonged.

The invention discloses a piezoelectric self-power-supply positioning shoe. The piezoelectric self-power-supply positioning shoe comprises a sole and a vamp, wherein a power module, a control module, a GPS positioning module and a wireless communication module are arranged in the sole. The power module comprises a piezoelectric power generation unit and an energy storage unit. A compressive deformation region is arranged on the sole. The piezoelectric power generation unit comprises a press block and a piezoelectric body, wherein the press block makes contact with the compressive deformation region and is matched with the compressive deformation region, the piezoelectric body is driven by the press block to deform so as to generate electricity, and the piezoelectric body is fixedly arranged in the sole and connected with a circuit of the energy storage unit. Under the action of gravity of a human body, the compressive deformation region deforms, the press block which makes contact with the compressive deformation region drives the piezoelectric body to deform due to the fact that the press block relatively shifts, different electric charges are generated by the piezoelectric body in the deformation process, the electric potential difference is formed, and therefore in the process that a wearer walks, the piezoelectric body continues generating electricity, electric energy is stored in the energy storage unit, the control module, the GPS positioning module and the wireless communication module can be continuously driven to work without restriction of the time and natural conditions, and positioning information of the wearer is provided for the outside world.

The invention provides a shock-absorbing sole and a shock-absorbing shoe. The shock-absorbing sole comprises an outsole and an insole, and is characterized in that the insole is provided with a notch corresponding to the position of the rear foot sole, the notch is filled with a U-shaped shock-absorption element which surrounds the whole rear foot sole, and an opening of the U-shaped shock-absorption element faces the front foot sole. The shock-absorbing sole and the shock-absorbing shoe are simple in production process, low in cost, easy to manufacture, convenient to use, comfortable to wear, and capable of automatically adjusting shock-absorbing performance and supporting performance simultaneously according to the stress conditions of a foot.