CN215793012U

CN215793012U - Tire pattern and tire with same

Info

Publication number: CN215793012U
Application number: CN202122032822.6U
Authority: CN
Inventors: 谭明明; 张美奎; 田建成; 刘前
Original assignee: Sailun Jinyu Group Co Ltd
Current assignee: Sailun Jinyu Group Co Ltd
Priority date: 2021-08-26
Filing date: 2021-08-26
Publication date: 2022-02-11
Anticipated expiration: 2031-08-26

Abstract

The utility model provides a tire pattern and a tire with the same, wherein the tire pattern comprises a pattern main body, and the pattern main body comprises: the first pattern block is positioned on one side of the central identification line of the tire, and the second pattern block is positioned on the other side of the central identification line of the tire; the third pattern block is arranged on one side of the first pattern block, which is far away from the second pattern block; the fourth pattern block is arranged on one side, far away from the first pattern block, of the second pattern block; the tire pattern solves the problem that the dumper tire in the prior art is not durable.

Description

Tire pattern and tire with same

Technical Field

The utility model relates to the field of tires, in particular to a tire pattern and a tire with the same.

Background

The existing wide dump truck tire as a special tire usually has the following requirements when in use: the requirement on the traction performance of the tire is high, the driving road surface is various and complex, and the movement from the region to the region is frequent. Therefore, the wide dump truck tire is required to have good traction performance for the pattern blocks, low pattern heat generation and good cut resistance.

However, the conventional wide dump truck tire has the defect that the traction, heat dissipation and cut resistance of high blocks are difficult to meet the requirements, so that the tire is not durable.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a tire pattern and a tire with the same, and aims to solve the problem that a dump truck tire in the prior art is not durable.

In order to achieve the above object, according to one aspect of the present invention, there is provided a tire pattern comprising a pattern body including: the first pattern block is positioned on one side of the central identification line of the tire, and the second pattern block is positioned on the other side of the central identification line of the tire; the third pattern block is arranged on one side of the first pattern block, which is far away from the second pattern block; the fourth pattern block is arranged on one side, far away from the first pattern block, of the second pattern block; the pattern main bodies are arranged along the circumferential direction of the tire tread at intervals so as to form a groove between two adjacent pattern main bodies, and the groove is of a wave-shaped structure.

Further, the tire pattern also includes a first rib located between two adjacent pattern bodies to divide the groove into a first groove and a second groove.

Further, along the extending direction of the first reinforcing rib, the cross-sectional area of the first reinforcing rib is in a trapezoidal structure, the height of the trapezoidal structure is H3, and the included angle between the waist of the trapezoidal structure and the height direction of the trapezoid is beta; wherein, the range of H3 is 40 to 60 percent of the depth H2 of the groove, and the range of beta is 13 to 18 degrees.

Further, the first pattern block and the second pattern block are arranged in a centrosymmetric mode relative to a first preset symmetric center, and the first preset symmetric center is located on the center line of the central identification line; and/or the first groove and the second groove are arranged in a centrosymmetric manner relative to a second preset symmetric center, and the second preset symmetric center is positioned on the middle line of the central identification line.

Further, the tread pattern further comprises: the cutting-proof blocks are arranged in the pattern groove and are arranged at intervals; the extending direction of the plurality of cutting-proof blocks is perpendicular to the extending direction of the grooves.

Further, along the extending direction of the cutting-proof block, the cross-sectional area of the cutting-proof block is of a trapezoid structure, the length of the upper bottom of the trapezoid structure is L1, the included angle between the waist of the trapezoid structure and the height direction of the trapezoid is alpha, and the extending length of the cutting-proof block is L2; wherein, the value range of L1 is 13mm to 17mm, the value range of L2 is 6mm to 10mm, and the value range of alpha is 5 degrees to 8 degrees.

Furthermore, the tire pattern also comprises a fourth reinforcing rib, and the fourth reinforcing rib is arranged on one side, far away from the first reinforcing rib, of the plurality of anti-cutting blocks; the fourth reinforcing rib is of a trapezoidal structure, the height of the trapezoidal structure is H5, and the included angle between the waist of the trapezoidal structure and the height direction of the trapezoid is delta; wherein, the range of H3 is 40 to 60 percent of the depth H2 of the groove, and the range of delta is 13 to 18 degrees.

Further, the tire pattern further comprises a wear indicator, and the wear indicator is located between two adjacent cutting prevention blocks.

Further, the tread pattern further comprises: the second reinforcing rib is positioned between the first pattern block and the third pattern block, the third reinforcing rib is positioned between the second pattern block and the fourth pattern block, and the second reinforcing rib and the third reinforcing rib are used for connecting adjacent pattern main bodies; the second reinforcing rib and the third reinforcing rib are both in a trapezoidal structure, the height of the trapezoidal structure is H4, and the included angle between the waist of the trapezoidal structure and the height direction of the trapezoid is gamma; wherein, the range of H4 is 40 to 60 percent of the depth H2 of the groove, and the range of gamma is 13 to 18 degrees.

Further, the tire pattern also comprises heat dissipation holes, wherein the heat dissipation holes are arranged between two adjacent grooves, and the depth of each heat dissipation hole is H6; wherein, the value range of H6 is 5mm to 8 mm.

According to another aspect of the present invention, there is provided a tyre comprising a tread pattern, the tread pattern being as described above.

By applying the technical scheme of the utility model, the tire pattern comprises a pattern main body, and the pattern main body comprises: the first pattern block is positioned on one side of the central identification line of the tire, and the second pattern block is positioned on the other side of the central identification line of the tire; the third pattern block is arranged on one side of the first pattern block, which is far away from the second pattern block; the fourth pattern block is arranged on one side, far away from the first pattern block, of the second pattern block; the pattern main bodies are arranged along the circumferential direction of the tire tread at intervals so as to form a groove between two adjacent pattern main bodies, and the groove is of a wave-shaped structure. By adopting the arrangement, the first pattern blocks, the second pattern blocks and the second pattern blocks form irregular blocky patterns, so that the tire is more resistant to cutting and abrasion in the driving process, the driving performance of the tire is improved, the driving comfort is improved, and the problem that the tire of the dump truck in the prior art is not durable is solved.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:

figure 1 shows a schematic structural view of an embodiment of a tread pattern according to the utility model;

figure 2 shows another schematic structural view of an embodiment of the tread pattern of the utility model;

FIG. 3 shows a cross-sectional view D-D of a first rib of the tire pattern of the present invention in FIG. 2;

FIG. 4 shows a cross-sectional view M-M of the cutting block of the tire pattern of the present invention of FIG. 2;

FIG. 5 shows a cross-sectional view E-E of the cut block of the tire pattern of the present invention of FIG. 2;

FIG. 6 shows a cross-sectional view C-C of a third rib of the tire pattern of the present invention of FIG. 2;

FIG. 7 shows a cross-sectional view Q-Q of a fourth rib of the tire pattern of the present invention of FIG. 2; and

FIG. 8 shows a cross-sectional view K-K of the louvers of the tire pattern of the present invention in FIG. 2;

wherein the figures include the following reference numerals:

20. a central identification line;

1. a first pattern block; 2. a second pattern block; 3. a third pattern block; 4. a fourth pattern block; 5. a pattern groove; 51. a first groove; 52. a second groove; 61. a first reinforcing rib; 62. a second reinforcing rib; 63. a third reinforcing rib; 64. a fourth reinforcing rib; 7. a cutting prevention block; 8. heat dissipation holes; 9. and (6) wear marks.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

The tire pattern of the present embodiment, referring to fig. 1 and 2, includes a pattern main body including: the tire tread pattern comprises a first pattern block 1 and a second pattern block 2, wherein the first pattern block 1 is positioned on one side of a central identification line 20 of a tire, and the second pattern block 2 is positioned on the other side of the central identification line 20 of the tire; a third pattern block 3 and a fourth pattern block 4, wherein the third pattern block 3 is arranged on one side of the first pattern block 1 far away from the second pattern block 2; the fourth pattern block 4 is arranged on one side of the second pattern block 2 far away from the first pattern block 1; wherein, the pattern main part sets up along tire tread's circumference looks interval to form groove 5 between two adjacent pattern main parts, groove 5 is the wave structure. By adopting the arrangement, the first pattern block 1, the second pattern block 2 and the second pattern block 2 form irregular blocky patterns, so that the tire is more resistant to cutting and abrasion in the running process, the driving performance of the tire is improved, the running comfort is improved, and the problem that the tire of the dump truck in the prior art is not durable is solved.

Referring to fig. 1 to 8, a tire pattern of this embodiment further comprises a first rib 61, the first rib 61 being located between two adjacent pattern bodies to divide the groove 5 into a first groove 51 and a second groove 52. The first reinforcing ribs 61 enhance the rigidity of the whole pattern block, reduce the pulling deformation of the pattern block and ensure the stability of the tire in running.

In the tire tread of the present embodiment, referring to fig. 1 to 3, along the extending direction of the first reinforcing rib 61, the cross-sectional area of the first reinforcing rib 61 is a trapezoid structure, the height of the trapezoid structure is H3, and the included angle between the waist of the trapezoid structure and the height direction of the trapezoid is β; wherein, the range of H3 is 40 to 60 percent of the depth H2 of the groove 5, and the range of beta is 13 to 18 degrees. Thus, the structure of the first reinforcing bead 61 is more stabilized.

Referring to fig. 1 to 2, in the tire pattern of the present embodiment, the first block 1 and the second block 2 are arranged in central symmetry with respect to a first predetermined center of symmetry, which is located on the middle line of the center mark line 20; and/or the first and

second grooves

51, 52 are arranged with central symmetry with respect to a second predetermined center of symmetry, which is located on the median line of the central marking line 20.

The tire pattern of the present embodiment, referring to fig. 1, fig. 2, fig. 4, and fig. 5, further includes: a plurality of cutting-proof blocks 7, the cutting-proof blocks 7 are arranged in the pattern groove 5, and the cutting-proof blocks 7 are arranged at intervals; the plurality of anti-cutting blocks 7 extend in a direction perpendicular to the direction of extension of the groove 5. By adopting the arrangement, the cutting prevention design of the pattern block root is enhanced by the plurality of cutting prevention blocks 7, the pattern groove bottom can be protected, and the pattern groove bottom is prevented from being cut.

Referring to fig. 1, 2, 4, and 5, in the tire pattern of the present embodiment, along the extending direction of the cutting block 7, the cross-sectional area of the cutting block 7 is a trapezoid structure, the length of the upper bottom of the trapezoid structure is L1, the included angle between the waist of the trapezoid structure and the height direction of the trapezoid is α, and the extending length of the cutting block 7 is L2; wherein, the value range of L1 is 13mm to 17mm, the value range of L2 is 6mm to 10mm, and the value range of alpha is 5 degrees to 8 degrees. In this way, the structure of the anti-cutting block 7 is made more robust.

In the tire pattern of the present embodiment, referring to fig. 1, 2 and 6, the tire pattern further includes a fourth reinforcing rib 64, and the fourth reinforcing rib 64 is disposed on a side of the plurality of anti-cutting blocks 7 away from the first reinforcing rib 61; the fourth reinforcing rib 64 is of a trapezoidal structure, the height of the trapezoidal structure is H5, and the included angle between the waist of the trapezoidal structure and the height direction of the trapezoid is delta; wherein, the range of H3 is 40 to 60 percent of the depth H2 of the groove 5, and the range of delta is 13 to 18 degrees. By adopting the arrangement, the rigidity of the whole pattern block is enhanced, the pulling deformation of the pattern block is reduced, and the stability of the tire in running is ensured.

Referring to fig. 1 to 8, in the tire pattern of the present embodiment, the tire pattern further includes a wear indicator 9, and the wear indicator 9 is located between two adjacent anti-cutting blocks 7.

The tire pattern of the present embodiment, referring to fig. 1 to 8, further includes: the second reinforcing rib 62 and the third reinforcing rib 63, the second reinforcing rib 62 is positioned between the first pattern block 1 and the third pattern block 3, the third reinforcing rib 63 is positioned between the second pattern block 2 and the fourth pattern block 4, and the second reinforcing rib 62 and the third reinforcing rib 63 are used for connecting the adjacent pattern main bodies; the second reinforcing rib 62 and the third reinforcing rib 63 are both in a trapezoidal structure, the height of the trapezoidal structure is H4, and the included angle between the waist of the trapezoidal structure and the height direction of the trapezoid is gamma; wherein, the range of H4 is 40 to 60 percent of the depth H2 of the groove 5, and the range of gamma is 13 to 18 degrees. By adopting the arrangement, the pulling deformation of the pattern blocks is reduced, and the stability of the tire in running is ensured.

Referring to fig. 1 to 8, in the tire pattern of the present embodiment, the tire pattern further includes heat dissipation holes 8, the heat dissipation holes 8 are disposed between two adjacent grooves 5, and the depth of each heat dissipation hole 8 is H6; wherein, the value range of H6 is 5mm to 8 mm. By adopting the arrangement, on the premise of ensuring the traction force, the heat dissipation performance of the tire is improved, and the heat generation of the tire surface is reduced.

The tire of the embodiment comprises a tire pattern, and the tire pattern is the tire pattern.

The tire pattern of the present embodiment is explained below:

the mining dump truck tire pattern of the embodiment comprises a tread.

The pattern groove anti-cutting blocks 7 are symmetrically arranged at the bottom of the pattern groove, 6 to 7 anti-cutting blocks 7 are arranged at the bottom of each pattern groove 5, the section is shown in figures 4 and 5, the length L1 is between 13mm and 17mm, the width L2 is between 6mm and 10mm, and the inclination angle a is between 5 degrees and 8 degrees. The bottom of the groove 5 can be effectively protected, and the bottom of the groove 5 is prevented from being cut.

Crown and shoulder rib (first rib 61, second rib 62, third rib 63, fourth rib 64), the section is as shown in fig. 6, 3, 7, the depth H3, H4, H5 is 40% to 60% of the pattern depth, the section C-C, D-D is as wide as the pattern block, the section Q-Q connects the shoulder pattern block, the width is 15mm to 26 mm; the angles beta, gamma and delta are between 13 degrees and 18 degrees, and the crown and shoulder pattern reinforcing ribs can enhance the rigidity of the whole pattern block, reduce the pulling deformation of the pattern block and ensure the stability of the tire in running.

The cross section of the radiating hole (radiating hole 8) of the lower shoulder pattern block is as shown in figure 8 and is positioned in the middle of the lower shoulder pattern block, and the depth H6 of the radiating hole 8 is 5mm to 8 mm. The heat dissipation holes of the shoulder pattern blocks are designed in a square mode, so that the heat dissipation performance of the tire can be effectively improved, and the heat generation of the tire surface is reduced.

From the above description, it can be seen that the above-described embodiments of the present invention achieve the following technical effects:

the tire pattern of this embodiment includes the pattern main part, and the pattern main part includes: the tire tread pattern comprises a first pattern block 1 and a second pattern block 2, wherein the first pattern block 1 is positioned on one side of a central identification line 20 of a tire, and the second pattern block 2 is positioned on the other side of the central identification line 20 of the tire; a third pattern block 3 and a fourth pattern block 4, wherein the third pattern block 3 is arranged on one side of the first pattern block 1 far away from the second pattern block 2; the fourth pattern block 4 is arranged on one side of the second pattern block 2 far away from the first pattern block 1; wherein, the pattern main part sets up along tire tread's circumference looks interval to form groove 5 between two adjacent pattern main parts, groove 5 is the wave structure. By adopting the arrangement, the first pattern block 1, the second pattern block 2 and the second pattern block 2 form irregular blocky patterns, so that the tire is more resistant to cutting and abrasion in the running process, the driving performance of the tire is improved, the running comfort is improved, and the problem that the tire of the dump truck in the prior art is not durable is solved.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A tyre tread, characterized in that it comprises a tread body comprising:

the tire tread comprises a first pattern block (1) and a second pattern block (2), wherein the first pattern block (1) is positioned on one side of a central identification line (20) of the tire, and the second pattern block (2) is positioned on the other side of the central identification line (20) of the tire;

a third pattern block (3) and a fourth pattern block (4), wherein the third pattern block (3) is arranged on one side of the first pattern block (1) far away from the second pattern block (2); the fourth pattern block (4) is arranged on one side, far away from the first pattern block (1), of the second pattern block (2);

the pattern bodies are arranged at intervals along the circumferential direction of the tire tread so as to form a groove (5) between two adjacent pattern bodies, and the groove (5) is of a wave-shaped structure.

2. Sipe according to claim 1, characterised in that it further comprises a first rib (61), said first rib (61) being located between two adjacent said pattern bodies to separate said groove (5) into a first groove (51) and a second groove (52).

3. A tread band according to claim 2, wherein, in the direction of extension of the first rib (61), the first rib (61) has a trapezoidal cross-section with a height H3 and the waist of the trapezoidal structure forms an angle β with the direction of height of the trapezoid; wherein the range of H3 is 40% to 60% of the depth H2 of the groove (5), and the range of beta is 13 DEG to 18 deg.

4. Tread pattern as claimed in claim 3,

the first pattern block (1) and the second pattern block (2) are arranged in a centrosymmetric manner relative to a first preset symmetric center, and the first preset symmetric center is positioned on the center line of the central identification line (20); and/or

The first groove (51) and the second groove (52) are arranged in a centrosymmetric manner with respect to a second predetermined center of symmetry, which is located on the center line of the center marking line (20).

5. A tread band as claimed in claim 2, wherein said tread band further comprises:

a plurality of cutting-proof blocks (7), wherein the cutting-proof blocks (7) are arranged in the pattern groove (5), and the cutting-proof blocks (7) are arranged at intervals; the plurality of anti-cutting blocks (7) extend in a direction perpendicular to the direction of extension of the grooves (5).

6. Tyre pattern as claimed in claim 5, wherein, in the extension direction of the anti-cutting block (7), the cross-sectional area of the anti-cutting block (7) is a trapezoidal structure, the length of the upper base of the trapezoidal structure being L1, the angle between the waist of the trapezoidal structure and the height direction of the trapezoid being α, the extension length of the anti-cutting block (7) being L2; wherein, the value range of L1 is 13mm to 17mm, the value range of L2 is 6mm to 10mm, and the value range of alpha is 5 degrees to 8 degrees.

7. Sipe according to claim 5, characterised in that it further comprises a fourth reinforcing rib (64), said fourth reinforcing rib (64) being provided on the side of a plurality of said anti-cutting blocks (7) remote from said first reinforcing rib (61); the fourth reinforcing rib (64) is of a trapezoidal structure, the height of the trapezoidal structure is H5, and the included angle between the waist of the trapezoidal structure and the height direction of the trapezoid is delta; wherein the range of H3 is 40% to 60% of the depth H2 of the groove (5), and the range of delta is 13 DEG to 18 deg.

8. Sipe according to claim 5, characterised in that it further comprises a wear index (9), said wear index (9) being located between two adjacent said anti-cutting blocks (7).

9. A tread band as claimed in claim 1, wherein said tread band further comprises:

a second reinforcing rib (62) and a third reinforcing rib (63), wherein the second reinforcing rib (62) is located between the first block (1) and the third block (3), the third reinforcing rib (63) is located between the second block (2) and the fourth block (4), and the second reinforcing rib (62) and the third reinforcing rib (63) are used for connecting the adjacent pattern main bodies;

the second reinforcing rib (62) and the third reinforcing rib (63) are both in a trapezoidal structure, the height of the trapezoidal structure is H4, and the included angle between the waist of the trapezoidal structure and the height direction of the trapezoid is gamma; wherein the range of H4 is 40% to 60% of the depth H2 of the groove (5), and the range of gamma is 13 DEG to 18 deg.

10. A tread pattern according to claim 1, wherein the tread pattern further comprises heat dissipation holes (8), said heat dissipation holes (8) being arranged between two adjacent grooves (5), said heat dissipation holes (8) having a depth H6; wherein, the value range of H6 is 5mm to 8 mm.

11. A tyre comprising a tread pattern, characterized in that said tread pattern is as claimed in any one of claims 1 to 10.