41results about How to "Improve cushioning performance" patented technology

The invention discloses a movable multistage effective sewage treatment device, comprising a shell; the shell is in a rectangular shape; a damping universal wheel device is arranged at the bottom of the shell; the shell is internally and sequentially provided with an oxidation tank, a flocculating tank, a filter tank, a disinfection tank and a precipitation tank in the length direction; a waste water inlet pipe, fixedly connected with the oxidation tank, is arranged under one side of the shell; the oxidation tank is internally provided with an oxidation device; the flocculating tank is internally provided with a flocculating device; the filter tank is internally provided with a filtering device; the disinfection tank is internally provided with a disinfection device; the precipitation tankis internally provided with a precipitating device; a water outlet pipe, fixedly connected with the precipitation tank, is arranged above the right side of the shell; a controller is arranged outsidethe shell; the controller is respectively and electrically connected with the oxidation device, the flocculating device, the filtering device, the disinfection device and the precipitating device. The movable multistage effective sewage treatment device has the beneficial effects of being simple in structure and high in practicality.

The invention discloses a pair of shock resistant motorcycle gloves, comprising hand parts, wherein each hand part comprises a hand back part and a four-finger part, and a sponge rubber layer with an integrated structure is arranged on the hand back part and the four-finger part; the four-finger part is bent; the thickness of the sponge rubber layer is 35-40 mm; an impact buffering body is arranged on the sponge rubber layer of the hand back part; the impact buffering body is made of foam plastic; and reflective strips are arranged on the sponge rubber layer of the four-finger part. According to the shock resistant motorcycle gloves, the four-finger part adopts the bent structural design, when a user wears the gloves, four fingers of each hand of the user can naturally bend in the gloves, the gloves fit with the hands perfectly, when the user holds a handlebar, the force on bending the four-finger part of each glove is reduced, and the hand fatigue is accordingly reduced; the sponge rubber layer is arranged on the hand back part and the four-finger part of each glove, so that the buffering performance is increased, and the hands are protected from impact and friction and other accidental injury in accidental circumstances.

The invention discloses a telescopic step-by-step layered buffering vehicle bumper, and belongs to the field of vehicle bumpers. The bumper comprises a bumper shell assembly, an energy absorption block, a bumper beam, a bumper support, a first-stage buffer mechanism, a second-stage buffer mechanism, a valve base assembly and a bearing plate. The primary buffer mechanism comprises a first support,a second support and a plurality of spiral springs; the first-stage buffer mechanism can ensure that the bumper absorbs energy during torsional vibration rotation. Therefore, overlarge torsional vibration and impact amplitude in impact are attenuated; a common amplitude value of a resonance region in impact is inhibited and a large torque is transmitted; even if the collision direction of the external force is uncertain, when the vehicle bumper is collided, multi-stage buffering can be carried out through the two-stage buffering mechanism, that is to say, the two-stage buffer mechanism can convert the vertical impact load into the horizontal transverse impact load, and can buffer the horizontal transverse impact load to play an important role in improving the impact energy absorption effect, improving the vehicle collision safety and protecting pedestrians.

A box type limit engine suspension assembly comprises a suspension cushion vulcanization assembly and a suspension bracket which are mutually connected, wherein the suspension cushion vulcanization assembly comprises vulcanized rubber, an upper framework, a lower framework and a lower framework bolt, and the upper framework is integrally vulcanized with the lower framework and the lower framework bolt through the vulcanized rubber; and the engine suspension assembly further comprises a limit box, the suspension cushion vulcanization assembly is arranged in the limit box, and the suspension cushion vulcanization assembly is fixedly connected with the suspension bracket through the limit box. With the adoption of the design, the box type limit engine suspension assembly is convenient to mount, high in mechanical strength, good in buffer performance and long in service life, and can be suitable for heavy vehicles such as a commercial vehicle and the like.

The invention discloses a high-precision Chinese medicinal material dispensing and sub-packaging system. The system comprises a sub-packaging machine body, wherein the sub-packaging machine body is ina rectangular shape; a damping universal wheel device is arranged at the bottom of the sub-packaging machine body; a feeding device is arranged above the sub-packaging machine body; a stirring deviceis arranged in a Chinese medicinal material stirring box; an automatic weighing device is arranged in a Chinese medicinal material weighing box; a controller is arranged on one side of the sub-packaging machine body; and the controller is respectively and electrically connected with the feeding device, the stirring device and the automatic weighing device. The high-precision Chinese medicinal material dispensing and sub-packaging system disclosed by the invention has the beneficial effects of simple structure and strong practicability.

The invention relates to a radial rolling bearing seat assembly structure with good vibration absorption. The structure comprises a bearing seat and a radial rolling bearing, wherein the radial rolling bearing consists of an inner ring, an outer ring, a rolling body and a retainer and is provided with an axial stop groove; the inner ring is matched with a shaft and rotates together with the shaft; the structure also comprises a metallic vibration absorption ring, wherein the vibration absorption ring is arranged between the bearing seat and the outer ring of the radial rolling bearing, the outer side and the bottom of the vibration absorption ring consist of a U-shaped outer edge and a bottom edge in a mode of rotating by using the central line of the shaft as a rotating center, and the inner side of the vibration absorption ring consists of a U-shaped inner edge in a mode of continuously rotating around the rotating center in equal clearance, so that the petal-like and roughly rotary vibration absorption ring, the inner side of which is provided with an equal central angle gap, is formed; the outer side of the vibration absorption ring is matched with and fastened to the bearing seat; and the protrusion on the petal-like body of the vibration absorption ring is embedded and limited in the axial stop groove of the radial rolling bearing. The structure has the advantages of good vibration absorption, low working noise and long service life of the bearing.

The invention discloses a polystyrene foam tape for automobiles. The polystyrene foam tape comprises a first release layer, a first polystyrene foam layer, a substrate layer, a second polystyrene foamlayer and a second release layer which are adhered in sequence from top to bottom, wherein the substrate layer is of a double-layer structure and comprises a fiber layer and a foam layer; the first polystyrene foam layer and the second polystyrene foam are pressure sensitive adhesives or polyacrylic ester polystyrene foam with micropore structures, and are made from the following raw materials inparts by weight: 70-80 parts of a soft monomer, 20-30 parts of a hard monomer, 5-10 parts of an elastomer, 0.5-1 part of an emulsifier, 0.2-0.5 part of a buffer agent, 0.5-1 part of a foaming agent and 5-10 parts of a cross-linking agent. Due to adoption of a substrate of a double-layer structure of a fiber layer and a foam layer, and the polystyrene foam as an adhesive layer, the buffering property is improved while strength is ensured, and die cutting molding can be easily implemented; the acrylic adhesive is environmental-friendly in preparation process and good in temperature resistance and can be widely applied to automobile trim adhesion and electronic instrument fixation.

The invention discloses a portable foldable multifunctional computer desk. The computer desk comprises a computer desk plate. The computer desk plate is composed of a first computer desk plate and a second computer desk plate jointly. The first computer desk plate and the second computer desk plate are movably hinged through a connecting shaft. The bottoms of the first computer desk plate and thesecond computer desk plate are each provided with a foldable stretchable supporting leg device. A damping universal wheel device is arranged at the bottom of each stretchable supporting leg. A foldingheat dissipation support device is arranged above the first computer desk plate, and a clamping groove is formed in the upper portion of the surface of the second computer desk plate. The desk has the advantages of being simple in structure and high in practicability.

The invention discloses an instrument sterilization cabinet used in a radiology department. The instrument sterilization cabinet comprises a sterilization cabinet body, wherein the sterilization cabinet body takes the shape of a rectangle; damping universal wheel devices are arranged at the bottom of the sterilization cabinet body; an ultraviolet sterilization device is arranged at the upper partinside the sterilization cabinet body; the lower part inside the sterilization cabinet is divided into a medicine holding chamber and a refrigeration cabinet through a vertical partition plate; an ozone generation device is arranged at the upper part of the sterilization cabinet body; a first gate and a second gate are moveably hinged on the sterilization cabinet body; a controller is arranged onthe sterilization cabinet body; the controller is electrically connected with the ultraviolet sterilization device, an infrared intelligent thrusting device and the ozone generation device. The instrument sterilization cabinet has the beneficial effects of being simple in structure and good in practicability.

The invention discloses a high torsion-resistance connecting device capable of quickly connecting with an engine to rotate. The device comprises a connecting shaft, a shaft sleeve, a lock plate, a spring, a spring positioning shaft, a connecting disk, a connector, a middle shaft and a middle shaft permanent seat, wherein the left part of the connecting shaft is provided with a spline, and four bosses are evenly distributed on the right part of the connecting shaft; the right end of the connecting shaft is provided with a spring spacing hole; the spring is distributed between the connecting shaft and the spring positioning shaft; the spring positioning shaft is connected with the connecting disk; the middle shaft permanent seat is connected with the middle shaft; and the lock plate, the shaft sleeve, the connecting disk, a connector and the middle shaft are connected in sequence. By use of the device, the engine and a dynamometer can guarantee to be quickly connected, meanwhile, the accuracy of measurement data can be guaranteed, and production efficiency is obviously improved.

The invention relates to the technical field of control of a pulse stepping motor, and in particular to a control method of the pulse stepping motor. The control method comprises the following steps according to a signal processing flow: (1) inputting a running instruction by an instruction input module; (2) converting the running instruction to a time sequence pulse signal with an integral waveform being a triangular wave or a trapezoidal wave by a control module, wherein a rising edge and a falling edge of the time sequence pulse signal are stepped waves; and (3) controlling a power supply module to supply power to a winding of the stepping motor according to a certain mode by a power control module according to the time sequence pulse signal. By the method, excellent positioning accuracy and positioning precision can be acquired.

The invention discloses a three-phase composite structure sound absorption material and a preparation method and application thereof, and belongs to the technical field of sound absorption materials.The preparation method includes a step of compounding the polyurethane matrix filled with the hollow microspheres with the 3D spacer fabric; so that the obtained sound absorption material with the three-phase composite structure has the characteristics of a cavity resonance sound absorption material and a particle filling sound absorption material; meanwhile, the 3D spacer fabric is added into thematerial to form micro-perforated holes with the hole diameters being the diameters of the spacer wires and filled with the spacer wires, so that the low and medium frequency sound absorption performance of the material is further improved, and the mechanical property of the material can be obviously improved due to the good buffering performance of the 3D spacer fabric. The sound absorption material can be used as a building sound absorption material and an underwater sound absorption material, and is wide in application range and good in market prospect. The preparation method is simple inprocess, mild in reaction condition, short in preparation period and suitable for industrial production.

The invention relates to the technical field of fixing devices, in particular to an adjustable fixing device for bionic micro-nano flexible tactile sensors. The adjustable fixing device comprises a bottom plate, a groove is transversely formed in the middle of the top end of the bottom plate, a rotating rod is transversely and movably inserted into the groove in a penetrating manner, the right endof the rotating rod penetrates through the bottom plate and extends out of the bottom plate to be fixedly provided with a handle, threads in opposite directions are arranged at the left side and theright side of the rotating rod, and the left side and the right side of the rotating rod are movably sleeved with threaded sliding blocks correspondingly. The adjustable fixing device is simple in structure, fixation of the bionic micro-nano flexible tactile sensors of different sizes can be met, the bionic micro-nano flexible tactile sensors can be fixed more firmly by clamping and fixing the four sides of the bionic micro-nano flexible tactile sensors, the self buffer performance is good, the bionic micro-nano flexible tactile sensors can be well protected, the bionic micro-nano flexible tactile sensors can dissipate heat through the arrangement of cooling fins to prevent the bionic micro-nano flexible tactile sensors from being burnt due to overheating, and the adjustable fixing deviceis worthy of application and popularization.

The invention discloses a preparation method of a straw buffer material, and belongs to the technical field of a functional material. Rice straws and a sodium hydroxide solution are stirred and mixed;filtering, washing, drying, crushing and sieving are performed to obtain a pretreated rice straw; the rice straw, bacillus pasteurii bacterial liquid, modified additives, urea and water are mixed andfermented; then, a calcium nitrate solution is dripped; stirring and mixing are performed; filtering, washing, drying and high-temperature treatment are performed to obtain modified rice straws; themodified rice straws, modified bonding agents, foaming agents, plasticizers, calcium carbonate, crosslinking agents, water, modified sepiolite and modified microcapsule are stirred and mixed; injection molding, foaming shaping, drying and demolding are performed to obtain straw buffer materials. The straw buffer material provided by the invention has excellent buffer performance and mechanical property and has wide application prospects.

The invention relates to a smashing device for a kitchen. The smashing device comprises a smashing groove and a cover plate which is located at the top end of the smashing groove and matched with the smashing groove, the cover plate is detachably connected with the smashing groove, the interior of the cover plate is of a hollow structure, a smashing hammer is arranged in the smashing groove, a swing rod is fixed to the top end of the smashing hammer, a first arc-shaped block for increasing the working area of the smashing hammer is arranged on one side of the top of the swing rod, a sliding structure matched with the first arc-shaped block and used for driving the swing rod to swing is arranged on one side of the first arc-shaped block and located in the cover plate, the top end of the swing rod extends into the cover plate, a driving structure used for driving the smashing hammer to move up and down and improving the buffering performance of the smashing hammer is arranged in the cover plate, and a scraping plate matched with the smashing groove is arranged on the outer side of the bottom of the swing rod and located above the smashing hammer in a sleeving mode.

The invention discloses a red wine packing box. The red wine packing box comprises a front wall, a right wall, a rear wall, a left wall, a box cover and a box bottom. The box cover and the box bottomare formed by folding and clamping a front wing, a rear wing, a left wing and a right wing. The left wing and the right wing are of the same structure. The front wing and the rear wing are of the samestructure. A first folding edge is arranged on the front wing. The first folding edge divides the front wing into a locking piece and a supporting piece which are connected with each other. A secondfolding edge is arranged on the right wing. The second folding edge divides the right wing into a closing piece and a vertical inserting piece which are connected with each other. The red wine packingbox is formed by mutually folding and clamping a piece of board. When the red wine packing box is transported and stored, the red wine packing box can be unfolded into a plane, and thus the transportation and storage space is saved; and a clamping body is formed inside the packing box, the buffering performance of the packing box is improved without filling of plastic foam between the packing boxand a bottle body, and thus the packing is easy, convenient and fast, and the packing time is shortened.

The invention discloses a ceramic filter with CTE compensation. The ceramic filter comprises a filter body. The signal transmission surface of the filter body is provided with an input end and an output end. The ceramic filter is free of a connecting PCB, can effectively reduce use cost, can improve the buffer performance during connection with a communication system board and can reserve the functions of supporting the filter, connecting signals to the ground and compensating CTE inconsistency of the ceramic and the communication system board when the PCB is used; the ceramic filter with CTEcompensation further comprises a plurality of first elastic metal bonding pads used for being connected with the communication system board; the first elastic metal bonding pads are discretely arranged on the signal transmission surface and are staggered with the input end and the output end; and the thermal expansion coefficient of the first elastic metal bonding pad is equivalent to the thermalexpansion coefficient of the PCB.

The invention relates to the technical field of fixing devices, in particular to an adjustable fixing device for a bionic micro-nano flexible tactile sensor. The device comprises a bottom plate, and agroove is transversely formed in the middle of the top end of the bottom plate. A rotating rod is transversely and movably inserted into the groove in a penetrating manner; the right end of the rotating rod penetrates through the bottom plate and extends out of the bottom plate to be fixedly provided with a handle; threads in opposite directions are arranged at the left side and the right side ofthe rotating rod; the left side and the right side of the rotating rod are movably sleeved with threaded sliding blocks correspondingly. The device is simple in structure, and meet the requirements of the fixation of bionic micro-nano flexible tactile sensors in different sizes; the bionic micro-nano flexible tactile sensor can be fixed more firmly by clamping and fixing the four sides of the bionic micro-nano flexible tactile sensor; the buffering performance is good and the device can well protect the bionic micro-nano flexible tactile sensor, can dissipate heat of the bionic micro-nano flexible tactile sensor through cooling fins to prevent the bionic micro-nano flexible tactile sensor from being burnt due to overheating, and is worthy of application and popularization.

The invention relates to a motor cover, a motor assembly and a dust collector, and the motor cover comprises: a cover body which is provided with an accommodation cavity; an elastic sleeve, wherein atleast part of the elastic sleeve extends into the containing cavity and is connected with the inner wall of the containing cavity in a matched mode,a mounting hole is formed in the elastic sleeve inthe axial direction of the elastic sleeve in a penetrating mode, he elastic sleeve sleeves the motor through the mounting hole, a groove is formed in the inner wall of the mounting hole in a sunken mode and extends in the circumferential direction of the elastic sleeve, and the bottom wall of the groove supports a shaft shoulder of the motor. The elastic sleeve is sleeved outside the motor to provide certain buffer for the motor, protect the motor and absorb the vibration of the motor. Furthermore, a shaft shoulder of the motor is matched with a groove in the inner wall of the elastic sleeve;the groove extends in the circumferential direction of the elastic sleeve, the shaft shoulder can be supported in the whole circumferential direction of the motor through the bottom wall of the groove, the shaft shoulder of the motor can completely make contact with the bottom wall of the groove extending in the circumferential direction in the elastic sleeve in the circumferential direction, theelastic sleeve provides uniform buffering force for the motor from all positions in the circumferential direction, and the buffering performance of the elastic sleeve is improved.

The invention discloses garment print tunnel drying equipment adopting infrared heat treatment. The garment print tunnel drying equipment comprises a rack. A telescopic supporting frame device is arranged at the bottom of the rack, and damping universal wheel devices are arranged at the bottoms of telescopic supporting frames. A through groove in the length direction of the rack is formed in the internal surface of the rack and internally provided with a conveying device. A drying tunnel is arranged on the upper portion of the rack, and the two sides of the drying tunnel are each of a closed structure. An infrared heat treatment device and a fan cooling device are sequentially arranged on the upper portion of the drying tunnel in the length direction of the drying tunnel. A controller is arranged on one side on an infrared heat treatment box body and electrically connected with the conveying device, the infrared heat treatment device and the fan cooling device. The garment print tunneldrying equipment adopting infrared heat treatment has the beneficial effects of simple structure and high practicability.

The invention provides an intelligent massage machine core with a massage force measurement and control function and a massage chair. The intelligent massage machine core comprises a rack, a massage mechanism used for massaging a user, a force measuring device used for detecting massage force of the massage mechanism on the user, a driving walking mechanism and a constraint part, wherein the driving walking mechanism comprises a driving wheel shaft, a driving walking wheel, a transmission mechanism and a power device; the driving wheel shaft is rotationally arranged on the force measuring device in a penetrating mode and is arranged in a resettable floating mode relative to the rack due to the change of counter-acting force of the user on the massage mechanism; the power device is in transmission connection with the driving wheel shaft through the transmission mechanism; and the constraint part is arranged on the rack and movably limits the power device on one side of the rack. The force measuring device can be arranged between the driving walking mechanism and the rack, so that power transmission between the power device and the driving wheel shaft is not affected, the massage force of the massage mechanism on the user is detected, and the buffer performance of the massage mechanism during massage of the user is improved.

The invention discloses a production process of a honeycomb plate for household appliance packaging, and relates to the field of honeycomb plate processing. The process comprises the steps of cutting,feeding, gluing, surface paper compounding, rubber spring core manufacturing, assembling and drying warehousing. A rubber spring core and a honeycomb core are used, so that the buffer performance ofthe product in the household appliance transportation process is improved; the spring of the rubber spring core has a reset effect so that when the rubber spring core is extruded by a household appliance , damage to the honeycomb board is reduced due to the reaction of force, the service lifetime is prolonged, and the cost is saved. Four paper clamping grooves, four clamping strips and one supporting strip form the rubber spring core which is similar to a beam structure, so that the structural stability of the rubber spring core is enhanced, the structural strength is improved, and protectionon household appliances is improved. In a manufacturing process, a cutting device is used, the paper clamping grooves and the clamping strips in the rubber spring core are manufactured at the same time, the steps are simple, the efficiency is high, two auxiliary materials do not need to be additionally manufactured, and paper waste is reduced.

The invention discloses a saline-alkali soil conditioner rich in salt-tolerant microorganisms and a preparation method and device thereof, the conditioner comprises salt-tolerant bacteria, a sulfur-containing substance, potassium humate, decomposed livestock and poultry manure and decomposed straw, through the cooperation of multiple salt-tolerant bacteria microorganisms, the micro-ecological environment of soil can be improved, and the buffer performance of the soil is improved; according to the preparation device, the integrated layout of modifier production is achieved, the occupied space can be saved, the drying efficiency of organic particles is improved, during preparation, the granulation step and the strain inoculation step are carried out separately, high-temperature rapid drying is carried out after wet granulation, and the production efficiency is improved. The bacterial liquid is uniformly sprayed on the organic particles dried and cooled at high temperature through the bacterial liquid opposite spraying mechanism, so that the bacterial content of the modifier is ensured, and then the modifier is dried in a normal-temperature rapid air-drying manner, so that the activity of strains is ensured, and the production efficiency is improved.

The invention discloses a manufacturing process of an artificial decorative plate with a good waterproof effect. The process comprises the following steps: S1, uniformly spraying a release agent into a mold, and uniformly distributing a mixture in a stock bin of a material distributor into the mold; S2, laying the mold flat and moving the same to a position below a pressing machine, conducting static pressure for 20 seconds through a high-pressure hydraulic machine, to form a blank material; S3, maintaining the blank material, and cutting the blank material into a decorative panel and a main body plate with required thicknesses to obtain a decorative plate main body; S4, clamping the left ends, the right ends and the upper ends of the pressing frame and the decorative plate body into side edge clamping grooves in the inner side of the upper frame; and S5, installing a base at the lower end of the upper frame through sunk screws, and clamping the lower ends of the pressing frame and the decorative plate body into a bottom clamping groove in the base. By arranging sealing rings, the sealing performance of the connecting positions of the decorative plate body, the upper frame and the base is achieved. The pressing frame can further play a sealing role to prevent water from entering.

The invention relates to an oil-electricity hybrid multifunctional unmanned aerial vehicle, and belongs to the technical field of unmanned aerial vehicles. The vehicle comprises an unmanned aerial vehicle body, an engine and a generator are fixedly mounted at the upper end of the unmanned aerial vehicle body; the generator is connected with the engine through a coupler, a first camera and a floating plate are fixedly installed on the side face of the unmanned aerial vehicle body, supporting legs are fixedly installed at the bottom of the unmanned aerial vehicle body, damping bases are installed at the bottoms of the supporting legs, and the damping bases are connected with the supporting legs through damping mechanisms. By arranging the damping mechanism, the buffering performance of the unmanned aerial vehicle during landing is greatly improved, the protection effect is good, meanwhile, the water tank and the underwater camera are arranged to be matched with the floating plate, underwater and water surface shooting can be conducted through the unmanned aerial vehicle, the effects of water source collection and higher irrigation can be achieved, the functions are rich, and the practicability is high.

The invention discloses a road indicator plate and a mounting method thereof, Including a column, a fixing rod, a fixingring and an end cap, characterized in that: the top end of the upright post is provided with a positioning groove, The fixing rod is vertically arranged in the positioning groove, the fixing ring is arranged on the fixing rod, a sign plate, a limiting groove and a connecting block are arranged on the fixing ring, a clamping groove is arranged on the inner wall of the limiting groove, a clamping block is arranged on the connecting block, and the end cover is provided with a connecting ring and a connecting tooth, and the connecting ring is connected with the fixing rod. The invention is provided with a buffer groove on the fixing ring, which improves the buffer performanceof the fixing ring and strengthens the strength of the fixing ring through the buffer groove. In addition, the connecting block on the adjacent fixing ring is rotated into the buffer groove to facilitate the separation of the clamping block on the connecting block from the clamping groove, thereby facilitating the separation of the upper and lower adjacent two fixing rings.

The invention discloses a novel temperature measurement thermal resistor, including a metal protective tube, a junction box and an elastic connection column. One end of the metal protective tube is connected with one end of the junction box through the elastic connection column, the metal protective tube is internally provided with a leading-out wire and a temperature measurement element, one end of the leading-out wire is connected with the temperature measurement element, the other end stretches out of the junction box, the outer side end of the junction box is fixedly provided with a sealing gasket, and the leading-out wire in the metal protective tube is of an S-shaped structure. The novel temperature measurement thermal resistor provided by the invention is simple in structure, adopts the S-shaped leading-out wire, can enhance buffering performance, improve measurement accuracy, and prolong the service life of the temperature measurement element; and in addition, the adopted sealing gasket can reduce heat loss, thereby further improving a temperature measurement effect.

The invention provides a tire body structure and a non-pneumatic tire. The tire body structure comprises a head part and a neck part, the neck part is arranged on the inner circumferential surface ofthe head part and protrudes towards the radial inner side of the tire, and the inner circumferential surface of the head part, the side surface of the neck part and the inner circumferential surface of the neck part jointly define a matching part matched with a rim; a plurality of radial center holes and a plurality of radial side holes are evenly distributed in the inner circumferential face of the neck part at intervals along the whole circumference of the tire, the radial center holes are located in the axial center of the inner circumferential face of the neck part, and the radial side holes are symmetrically formed in the two sides of the radial center holes and distributed alternately with the radial center holes in the circumferential direction of the tire, the radial center holes and the radial side holes are perpendicular to the inner circumferential face of the neck part and extend towards the radial outer side of the tire; a plurality of axial holes are formed in the side surface of the head part and are communicated with the radial central holes in a one-to-one correspondence manner; the phenomenon of ring slipping between the tire and a rim can be avoided, it is ensured that the tire has good buffer performance and durability, and the endurance mileage of a vehicle is increased.