CN209972070U

CN209972070U - Radial steel wire tyre

Info

Publication number: CN209972070U
Application number: CN201920832227.0U
Authority: CN
Inventors: 高伟; 蔡世举; 曹冲; 高敏琳
Original assignee: Zhangye Tiegemen Automobile Service Co Ltd
Current assignee: Zhangye Tiegemen Automobile Service Co Ltd
Priority date: 2019-06-04
Filing date: 2019-06-04
Publication date: 2020-01-21
Anticipated expiration: 2029-06-04

Abstract

The utility model relates to the technical field of tires, a radial wire tire is disclosed, including the carcass layer, the carcass layer upper end is provided with the child hat, be provided with the casing ply in the carcass layer, be provided with on the casing ply and take the packet of layers, it includes that supreme one, two, three and four of taking the layer of taking down of setting gradually, it forms contained angle one with tire circumference to take the layer of taking the layer one, two and the certain contained angle two of tire circumference formation are taken the layer of taking the layer to the layer of taking the piece, it forms contained angle three with tire circumference to take the layer three to take the layer of taking the. The utility model discloses can realize increasing the axial rigidity's of tire purpose.

Description

Radial steel wire tyre

Technical Field

The utility model relates to a tire technical field specifically indicates a radial steel wire tire.

Background

The radial tire can be divided into three types, namely an all-steel radial tire, a semi-steel radial tire and an all-fiber radial tire according to different materials. The carcass and the belted layer of the all-steel radial tire adopt steel cords, and the all-steel radial tire is generally used for load-carrying and engineering machinery vehicles. The semi-steel radial tire adopts rayon or other fibers as a carcass, uses steel cords as a belt ply, and is generally used for cars or light trucks, such as buses and the like. The carcass and the belted layer of the all-fiber radial tire are made of rayon or other fiber cords, the belted layer cords are low-elongation cords, and the radial tire is generally used on low-speed cars or tractors. The radial tire has reasonable structure, superior performance compared with a bias tire, and has a plurality of excellent characteristics: the wear resistance and puncture resistance are good; the buffer performance is good, and the running temperature is low; good stability and safety performance, high mileage and economic benefit.

However, the existing radial steel wire tire has the defects of large weight, high rolling resistance and insufficient axial rigidity of a high-strength fiber belt structure of a common belt structure, so that various problems are generated in the using process of the tire, and the service performance and the service life of the tire are further influenced.

SUMMERY OF THE UTILITY MODEL

Based on the above problem, the utility model provides a radial steel wire tire. The utility model discloses can realize increasing the axial stiffness's of tire purpose, through set gradually on the cord fabric layer to take the layer one, take the layer two, take the layer three and take the layer four with the layer to all become certain angle with tire circumference, solved the problem that current tire axial stiffness is low.

For solving the above technical problem, the utility model discloses a technical scheme as follows:

the utility model provides a radial wire tire, includes the carcass layer, and the carcass layer upper end is provided with the child hat, be provided with the casing ply in the carcass layer, be provided with the belted layer group on the casing ply, the belted layer group includes from supreme belted layer one, belted layer two, belted layer three and the belted layer four that set gradually down, belted layer one forms contained angle one with tire circumference, belted layer two forms certain contained angle two with tire circumference, belted layer three forms contained angle three with tire circumference, belted layer four forms contained angle four with tire circumference.

The utility model discloses in, through setting up the area of taking a layer one, area of taking a layer two, area of taking a layer three and area of taking a layer four, and make its distribution form contained angle one, contained angle two, contained angle three and anchor clamps four, increase the effect of drawing the brake of whole area of taking a layer to the tire, thereby improve the axial rigidity of tire, set up the casing ply in the matrix layer, the casing ply passes through the laminating of multilayer kiss-coating curtain cloth and forms, can bear the most load that acts on the matrix layer, for the bearing capacity who improves the tire, the casing ply here adopts the steel wire to make. The utility model discloses can realize increasing the axial stiffness's of tire purpose, through set gradually on the cord fabric layer to take the layer one, take the layer two, take the layer three and take the layer four with the layer to all become certain angle with tire circumference, solved the problem that current tire axial stiffness is low.

In a preferred embodiment, the first belt layer is a steel belt layer, the second belt layer and the third belt layer are high-strength fiber belt layers, and the fourth belt layer is a steel belt layer.

As a preferable mode, the included angle i is 15 °, the included angle ii is 30 °, the included angle iii is 45 °, and the included angle iv is 60 °.

Preferably, a cushion rubber layer is arranged on the belt layer four, and the cushion rubber layer is positioned between the belt layer four and the tire crown.

In a preferred embodiment, the thicknesses of the second belt layer, the third belt layer and the fourth belt layer are smaller than the thickness of the first belt layer.

Preferably, the second belt layer and the third belt layer are formed by spirally winding a fiber cord.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses can realize increasing the axial stiffness's of tire purpose, through set gradually on the cord fabric layer to take the layer one, take the layer two, take the layer three and take the layer four with the layer to all become certain angle with tire circumference, solved the problem that current tire axial stiffness is low.

(2) The utility model discloses well area is restrainted layer one and is set up to steel wire area and restrainted the layer, and area is restrainted layer two and is restrainted layer three and set up to high strength fiber area and restrainted the layer, it restraints the layer to restrain the layer four to set up to steel wire area, through will restrainting layer two and area and restrainting layer three and set up to high strength fiber area and restrainted the layer for radial wire tire's weight reduces, and the area is restrainted layer one and is restrainted layer four and adopt the steel wire area to restrain the axial stiffness that the layer then improved.

(3) The utility model discloses in be 15 through contained angle one, contained angle two is 30, and contained angle three is 45, and contained angle four is 60, has effectively improved the axial stiffness of tire, the effectual inhomogeneous wearing and tearing scheduling problem of having avoided in the tread use.

(4) The utility model discloses in be provided with the cushion rubber layer on the layer four is restrainted to the area, the cushion rubber layer is located the layer four and the child hat of restrainting, further cushions the load effect that the carcass layer received, improves the bearing capacity of tire.

(5) The utility model discloses in form for fibre cord spiral winding through belted layer two and belted layer three, improve the structural strength that layer and third belted layer are restrainted to the second to improve the performance of tire.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the middle belt bundle layer group of the present invention.

The tire comprises a carcass layer 1, a cord fabric layer 2, a tire crown 3, a cushion rubber layer 4, a belt layer four 5, a belt layer three 6, a belt layer two 7 and a belt layer one 8.

Detailed Description

The present invention will be further described with reference to the accompanying drawings. Embodiments of the present invention include, but are not limited to, the following examples.

Example 1:

referring to fig. 1-2, a radial wire tire comprises a carcass layer 1, wherein a tire crown 3 is arranged at the upper end of the carcass layer 1, a carcass layer 2 is arranged in the carcass layer 1, a belt layer group is arranged on the carcass layer 2, the belt layer group comprises a belt layer I8, a belt layer II 7, a belt layer III 6 and a belt layer IV 5 which are sequentially arranged from bottom to top, the belt layer I8 forms a first included angle with the circumferential direction of the tire, the belt layer II 7 forms a second included angle with the circumferential direction of the tire, the belt layer III 6 forms a third included angle with the circumferential direction of the tire, and the belt layer IV 5 forms a fourth included angle with the circumferential direction of the tire.

Example 2:

The first belted layer 8 is arranged as a steel wire belted layer, the second belted layer 7 and the third belted layer 6 are arranged as high-strength fiber belted layers, and the fourth belted layer 5 is arranged as a steel wire belted layer.

In this embodiment, the second belt layer and the third belt layer are provided as high-strength fiber belt layers, so that the weight of the radial steel wire tire is reduced, and the first belt layer and the fourth belt layer are provided with steel wire belt layers, so that the axial rigidity of the tire is improved, and the service performance of the tire is improved.

As a preferable mode, the included angle i is 15 °, the included angle ii is 30 °, the included angle iii is 45 °, and the included angle iv is 60 °. In the mode, the first included angle is 15 degrees, the second included angle is 30 degrees, the third included angle is 45 degrees and the fourth included angle is 60 degrees, so that the axial rigidity of the tire is effectively improved, and the problems of uneven wear and the like in the use process of the tire surface are effectively solved.

The other parts of this embodiment are the same as embodiment 1, and are not described herein again.

Example 3:

And a cushion rubber layer 4 is arranged on the belt layer four 5, and the cushion rubber layer 4 is positioned between the belt layer four 5 and the tire crown 3.

In this embodiment, a cushion rubber layer is arranged on the fourth belt layer, and the cushion rubber layer is located between the fourth belt layer and the tire crown, so that the load effect on the carcass layer is further buffered, and the bearing performance of the tire is improved.

In a preferred embodiment, the thicknesses of the second belt layer 7, the third belt layer 6 and the fourth belt layer 5 are smaller than the thickness of the first belt layer.

Preferably, the second belt layer 7 and the third belt layer 6 are formed by spirally winding a fiber cord. In this mode, the second belt layer and the third belt layer are formed by spirally winding fiber cords, so that the structural strength of the second belt layer and the third belt layer is improved, and the performance of the tire is improved.

The embodiment of the present invention is the above. The specific parameters in the above embodiments and examples are only for the purpose of clearly showing the verification process of the present invention, and are not used to limit the patent protection scope of the present invention, which is still subject to the claims, and all the equivalent structural changes made by using the contents of the specification and the drawings of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a radial wire tire, includes carcass layer (1), and carcass layer (1) upper end is provided with child hat (3), its characterized in that: be provided with casing ply (2) in carcass layer (1), be provided with the belted layer group on casing ply (2), the belted layer group includes from supreme belted layer (8), belted layer two (7), belted layer three (6) and the belted layer four (5) that set gradually down, belted layer one (8) forms contained angle one with tire circumference, belted layer two (7) forms certain contained angle two with tire circumference, belted layer three (6) forms contained angle three with tire circumference, belted layer four (5) forms contained angle four with tire circumference.

2. A radial wire tire according to claim 1, wherein: the first belt ply (8) is arranged as a steel belt ply, the second belt ply (7) and the third belt ply (6) are arranged as a high-strength fiber belt ply, and the fourth belt ply (5) is arranged as a steel belt ply.

3. A radial wire tire according to claim 2, wherein: the first included angle is 15 degrees, the second included angle is 30 degrees, the third included angle is 45 degrees, and the fourth included angle is 60 degrees.

4. A radial wire tire according to claim 1, wherein: and a cushion rubber layer (4) is arranged on the fourth belt layer (5), and the cushion rubber layer (4) is positioned between the fourth belt layer (5) and the tire crown (3).

5. A radial wire tire according to claim 4, wherein: the thicknesses of the second belt layer (7), the third belt layer (6) and the fourth belt layer (5) are smaller than that of the first belt layer.

6. A radial wire tire according to claim 5, wherein: the second belt layer (7) and the third belt layer (6) are formed by spirally winding fiber cords.