CN210011558U

CN210011558U - Puncture-proof electric vehicle tire

Info

Publication number: CN210011558U
Application number: CN201920666277.6U
Authority: CN
Inventors: 陶冶; 蔡斌
Original assignee: Zhejiang Mei Yu Jia New Technology Co Ltd
Current assignee: Zhejiang Mei Yu Jia New Technology Co Ltd
Priority date: 2019-05-10
Filing date: 2019-05-10
Publication date: 2020-02-04
Anticipated expiration: 2029-05-10

Abstract

The utility model discloses an anti-puncture electric vehicle tire, which belongs to the technical field of tire production, and comprises a tire body, wherein the tire body comprises a surface adhesive layer (1) and a side adhesive layer (2), a support adhesive layer (12) is arranged at the inner sides of the surface adhesive layer (1) and the side adhesive layer (2), a cord fabric layer (13) is arranged at the inner side of the support adhesive layer (12), a first airtight layer (31) and a second airtight layer (32) are arranged on the inner surface of the tire body, and an adhesive layer (4) which deforms along with the stress direction of a sharp object and is adhered to the sharp object is arranged between the two airtight layers; the utility model discloses the electric motor car tire of preparation can prevent effectively that the electric motor car from being punctured at the in-process that traveles, has and prevents impaling the function, is favorable to driving safety, improves the quality of product.

Description

Puncture-proof electric vehicle tire

Technical Field

The utility model belongs to the technical field of tire production, it relates to an electric motor car tire and its production method of this electric motor car tire with prevent thorn hourglass function specifically to say so.

Background

The electric vehicle is used as a vehicle for ordinary people to go out daily, and is quite popular at present. The electric vehicle tire is an essential part in an electric vehicle structure as a main part of the electric vehicle, is mainly used for supporting a vehicle body, transmits torque under the action of a power mechanism, drives the electric vehicle to move, and meanwhile, has buffering performance. At present, the tire of the electric vehicle is mainly made of rubber, and the tire is in direct contact with the ground and rubs against the ground when the electric vehicle runs, so the tire also has the characteristics of high wear resistance and flexing resistance. In the running process of the electric vehicle, certain air pressure must be ensured, and if the electric vehicle is punctured by a sharp object during running, the air leakage phenomenon occurs, so that the running safety is influenced, and the vehicle cannot run.

The Chinese utility model patent with application number 201820781686.6, whose application date is 2018, 05 and 24, discloses an electric vehicle tyre, which comprises a tyre body glue layer, a cord layer and a fixing ring, wherein the tyre body glue layer comprises a surface glue layer, a first buffer glue layer, a support glue layer and a second buffer glue layer which are arranged from outside to inside, and the first buffer glue layer and the second buffer glue layer are made of viscous and buffering materials; the cord yarn layer is arranged on the inner side of the second buffer glue layer; the tire can improve the combination strength between the surface rubber layer and the support rubber layer and between the support rubber layer and the tire cord layer, reduces the probability of delamination and separation, ensures the durability and the service life of the electric vehicle tire, improves the comfort, can improve the rigidity and the load performance of the tire, meets the self-supporting performance, and realizes the normal use of the tire under the inflation and non-inflation conditions.

The utility model discloses a antifriction's electric vehicle tyre, including tire body and first lateral wall and second lateral wall, the surface of tire body is provided with the tread, the inside of tread is provided with a plurality of tire shoulders, the bottom of tire shoulder is provided with first protective layer, the bottom of first protective layer is provided with the second protective layer, the bottom of second protective layer is provided with the cord layer, the bottom of cord layer is provided with the tire inner wall, the bottom of tire inner wall is provided with first filling layer and second filling layer, the surface of first filling layer is provided with the rubber layer, the top on rubber layer is provided with the buffer layer, and above-mentioned tire makes tire and ground area of contact grow, has increased the wearability of tire.

None of the above tires has a puncture-proof function, and if a tire is punctured, air leakage occurs, which affects the running of the vehicle. Therefore, how to provide a tire which can effectively prevent the tire from being punctured and prevent the tire from being deflated has great significance for improving the driving safety.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the technical problem that electric motor car tire can not prevent the puncture among the prior art, provide one kind and can prevent that the electric motor car tire has the puncture-proof electric motor car tire of leak protection gas effect under the condition that is pricked by sharp-pointed object.

In order to solve the technical problem, the utility model provides an anti-puncture electric motor car tire, including the tire body, the tire body including the side glue film that is located the surface glue film on tire surface and is located the tire side, be provided with tread rubber in the outside on surface glue film, inboard at surface glue film and side glue film sets up the support glue film, set up the casing ply in the support glue film inboard, set up the steel wire winding in the tire bead of side glue film, internal surface at the tire body sets up the air seal, the air seal sets up to two-layer, air seal one and air seal two promptly, air seal one is in contact with the casing ply, be provided with between two-layer air seal along with sharp object's atress direction takes place deformation and with the viscose layer that sharp object pasted. Through the utility model discloses the electric motor car tire of preparation no matter in the surface glue film of tire or the side glue film of tire, no matter what sharp-pointed object pierces, because the viscose layer has certain pliability and viscidity, the viscose layer can all take place deformation and reach along with sharp-pointed object and prevent by the risk of impaling, and the viscose layer can wrap up sharp-pointed object simultaneously, through cooperating with the air seal, reaches the sealed function that prevents gas leakage.

As a further improvement of the present invention, the puncture-proof electric vehicle tire is characterized in that the adhesive layer is disposed between the two air-tight layers of the surface adhesive layer.

As another kind of improvement measure of the utility model, foretell prevent electric motor car tire that punctures, all set up the viscose layer between the two-layer air tight blanket of the inboard department of surface glue film and side glue film, because the electric motor car is at the in-process of traveling, receive the influence of ground road conditions, and the tire is smaller, also receives sharp-pointed object's puncture easily at the side glue film, consequently all set up the viscose layer between the two-layer air tight blanket of surface glue film and side glue film inboard, make each position of tire all have the function of preventing the puncture. Because the electric motor car generally receives the speed limit, the speed of traveling can not be too fast on general highway, and the tire of electric motor car is smaller, and the viscose layer quantity is not many, can not influence the dynamic balance of tire, consequently can all set up the viscose layer between the two-layer air barrier of surface glue film and side glue film inboard, plays omnidirectional protect function like this. The utility model discloses a prevent that thorn hourglass electric motor car tire and the automobile tire of preventing thorn hourglass have the essence difference, because automobile tire is bigger, subaerial sharp-pointed object seldom can prick the tire side, so do not need placing the viscose layer at automobile tire's side glue film to, because the car goes at a high speed on the highway, if set up the viscose layer at the side glue film, when the high temperature, the viscose layer can take place deformation, influences the dynamic balance of tire, thereby influences the security performance of car.

As a further improvement of the present invention, the puncture-proof electric vehicle tire is characterized in that the center thickness of the adhesive layer is 3 mm to 7 mm.

As a further improvement of the present invention, the puncture-proof electric vehicle tire has a slightly thinner thickness on both sides of the adhesive layer, which is advantageous for the tight bonding of the airtight layers on both sides.

As a further improvement of the present invention, the puncture-proof electric vehicle tire is made of a polymer memory rubber.

Compared with the prior art, the beneficial effects of the utility model reside in that: 1. utilize the utility model discloses a prevent electric motor car tire that punctures of preparation, owing to set up one deck viscose layer, under the surface that meets the tire or the condition that the side is punctured by sharp-pointed object, the viscose layer can not be punctured along with sharp-pointed object takes place deformation to tire inside, the viscose layer can wrap up sharp-pointed object simultaneously to carry out the shutoff to the surface glue film that is punctured by sharp-pointed object and position such as, prevent tire gas leakage, can effectively prevent the electric motor car and appear gas leakage phenomenon because of being punctured at the in-process of traveling.

2. After the sharp object is taken out, the adhesive layer can automatically recover to the original shape and block the pores pierced by the sharp object, so that the air leakage is prevented.

Drawings

Fig. 1 is a schematic cross-sectional structure view of an anti-puncture electric vehicle tire of the present invention.

Description of reference numerals: 1-surface rubber layer, 11-tread rubber, 12-support rubber layer, 13-cord fabric layer, 2-side rubber layer, 21-steel wire ring, 31-inner liner I, 32-inner liner II and 4-adhesive layer.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

On the contrary, the invention is intended to cover alternatives, modifications, equivalents and alternatives which may be included within the spirit and scope of the invention as defined by the appended claims. Furthermore, in order to provide a better understanding of the present invention to the public, certain specific details are set forth in the following detailed description of the invention. It will be apparent to those skilled in the art that the present invention may be practiced without these specific details.

Embodiment 1, as shown in fig. 1, an anti-puncture electric vehicle tire includes a tire body, where the tire body includes a surface rubber layer 1 located on a tire surface and a side rubber layer 2 located on a tire side, a tread rubber 11 is disposed on an outermost side of the surface rubber layer 1, a support rubber layer 12 is disposed on inner sides of the surface rubber layer 1 and the side rubber layer 2, a carcass layer 13 is disposed on an inner side of the support rubber layer 12, a bead ring 21 is disposed in a bead of the side rubber layer 2, an inner liner is disposed on an inner surface of the tire body, the inner liner is two layers, that is, a first inner liner 31 and a second inner liner 32, the first inner liner 31 is in contact with the carcass layer 13, and an adhesive layer 4 which deforms along a force direction of a sharp object and adheres to the sharp object is disposed between the. The adhesive layer 4 is arranged between the two airtight layers below the surface adhesive layer 1, the thickness of the center of the adhesive layer 4 is 4 mm, and the thicknesses of the two sides of the adhesive layer 4 are gradually reduced, so that the airtight layer I31 and the airtight layer II 32 can be in close contact with the adhesive layer 4. By adopting the structure, after the tread rubber 11, the support rubber layer 12, the cord fabric 13 and the first airtight layer 31 of the surface rubber layer are all punctured by sharp objects, and at the moment, when the sharp objects puncture the adhesive layer 4 again, the adhesive layer 4 can deform along with the stress direction of the sharp objects and can be adhered to the sharp objects, the adhesive layer 4 cannot be punctured due to the viscosity and the toughness, and meanwhile, the second airtight layer 32 is tightly adhered to the adhesive layer 4 along with the deformation, so that the gas leakage can be prevented. The material of viscose layer 4 is polymer memory rubber, and viscose layer 4 is puncture-proof effectual, can effectively warp along with sharp-pointed object, and after sharp-pointed object took out, viscose layer 4 can in time the reconversion, has good memory effect, when tread rubber 11 the hole appears, can in time fill the hole, reaches the function of leak protection gas.

Embodiment 2, in this embodiment, all set up viscose layer 4 between the two-layer airtight layer of surface glue film 1 and side glue film 2 inboard, because the electric motor car is in the driving process, receive the influence of ground road conditions, also receive sharp object's puncture easily at side glue film 2, consequently all set up viscose layer 4 between the two-layer airtight layer of surface glue film 1 and side glue film 2 inboard, make each position of tire all have the function of preventing stinging and leaking. Because the electric motor car generally receives the speed limit, the speed of traveling can not be too fast on general highway, and the tire of electric motor car is smaller, and the viscose layer quantity is not many, can not influence the dynamic balance of tire, consequently can all set up viscose layer 4 between the two-layer air barrier of surface glue film 1 and side glue film 2 inboard, plays omnidirectional protect function like this.

The central thickness of the adhesive layer 4 is 6 mm, if the adhesive layer 4 is too thin, when a sharp object is long, the adhesive layer 4 can be punctured, but if the adhesive layer 4 is too thick, when the tire runs for a long time, or the temperature of the tire is too high, the deformation of the adhesive layer 4 is easily caused, through experimental tests, when the central thickness of the adhesive layer 4 is 6 mm, the puncture condition of a common sharp object can be borne, and after the support adhesive layer 12 and the cord fabric layer 13 in the surface adhesive layer 1 are punctured, the adhesive layer 4 can be kept from being punctured, so that the air leakage prevention effect is achieved.

Through the utility model discloses the electric motor car tire of preparation, no matter at the surface glue film 1 of tire or at the side glue film 2 of tire, no matter what sharp-pointed object pierces, when sharp-pointed object pierces viscose layer 4, because viscose layer 4 has certain pliability and viscidity, viscose layer 4 can all take place deformation along with sharp-pointed object and reach the risk that prevents to be impaled, and viscose layer 4 can wrap up sharp-pointed object simultaneously, through cooperating with the air seal, reaches the sealed function that prevents gas leakage.

The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and those skilled in the art can make modifications and improvements without departing from the scope of the present invention.

Claims

1. The utility model provides an anti-puncture electric motor car tire, including the tire body, the tire body including surface glue film (1) that is located the tire surface and side glue film (2) that is located the tire side, a serial communication port, be provided with tread rubber (11) in the outside of surface glue film (1), set up support glue film (12) in the inboard of surface glue film (1) and side glue film (2), set up casing ply (13) in support glue film (12) inboard, set up steel wire circle (21) in the tire bead of side glue film (2), set up the air barrier at the internal surface of tire body, the air barrier sets up to two-layerly, air barrier one (31) and air barrier two (32), air barrier one (31) and casing ply (13) contact, be provided with adhesive layer (4) that take place deformation and paste with sharp object along with sharp object's atress direction between two-layer air barrier.

2. A puncture-proof motor vehicle tyre as claimed in claim 1, characterized in that said adhesive layer (4) is arranged between two airtight layers below the surface layer (1).

3. A puncture-proof motor vehicle tyre as claimed in claim 1, characterized in that an adhesive layer (4) is provided between the two airtight layers inside the face layer (1) and the side layer (2).

4. A puncture resistant motor vehicle tyre according to claim 1, wherein the central thickness of the adhesive layer (4) is between 3 mm and 7 mm.

5. A puncture resistant motor vehicle tyre according to claim 4, wherein the adhesive layer (4) is slightly thinner on both sides.

6. A puncture-proof motor vehicle tyre according to any one of claims 1 to 5, characterized in that the material of the adhesive layer (4) is a high-molecular memory rubber.