CN216610749U - Tyre pattern - Google Patents

Abstract

The utility model provides a tire pattern, which comprises a first pattern block, wherein the first pattern block is of a hexagonal structure; the second pattern block is of a hexagonal structure; the second pattern blocks and the first pattern blocks are arranged at intervals; the third pattern block is of a hexagonal structure; the third pattern block and the first pattern block are arranged at intervals, and the third pattern block is positioned on one side of the first pattern block, which is far away from the second pattern block; wherein, the contained angle between each limit of first decorative pattern piece, second decorative pattern piece and third decorative pattern piece and the central line of tire tread all is not equal to 90, and the tire pattern of this embodiment has solved the tire of high-speed mobile crane among the prior art and has taken place the problem of bead bulge, the tire crown heat generation delaminating, eccentric wear phenomenon easily.

Description

Tyre pattern

Technical Field

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

Background

The high-speed mobile crane is required to have the functions of running on both high-speed and off-highway pavements such as buildings, and needs to have both high-speed and off-highway performances. When the steering wheel is used, the conditions of diversity and complexity of a driving road surface, frequent movement in an area and steering of all wheel positions are needed. The unique using environment of the tire of the high-speed mobile crane determines the particularity of the patterns of the tire of the high-speed mobile crane, and the tire is required to have excellent traction performance, heat generation performance, high-speed performance, steering performance and the like.

However, in the tire of the existing high-speed mobile crane, because the tire pattern is not appropriate, the phenomena of tire bead damage, tire tread eccentric wear and tire crown heat generation and delamination occur, and the requirements of manufacturers cannot be met.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a tire pattern to solve the problems that a tire of a high-speed mobile crane in the prior art is easy to generate the phenomena of bead bulging, crown heat generation and delamination and eccentric wear.

In order to achieve the above object, according to one aspect of the present invention, there is provided a tire pattern comprising: the first pattern block is of a hexagonal structure; the second pattern block is of a hexagonal structure; the second pattern blocks and the first pattern blocks are arranged at intervals; the third pattern block is of a hexagonal structure; the third pattern block and the first pattern block are arranged at intervals, and the third pattern block is positioned on one side of the first pattern block, which is far away from the second pattern block; wherein, the included angle between each side of the first pattern block, the second pattern block and the third pattern block and the central line of the tire tread is not equal to 90 degrees.

Further, the second pattern block, the first pattern block and the third pattern block are arranged along a preset direction; an included angle between the preset direction and the central line is alpha; wherein, the value range of alpha is 30-60 degrees.

Further, the first pattern blocks are multiple and are arranged at intervals along the extending direction of the central line; the second pattern blocks are arranged at intervals along the extension direction of the central line; the third pattern block is a plurality of, and a plurality of third pattern blocks set up along the extending direction of central line looks interval.

Further, a first pattern groove is formed between every two adjacent first pattern blocks; and a second groove is formed between each two adjacent second pattern blocks and each two adjacent third pattern blocks.

Further, a third groove is arranged between the plurality of first blocks and the plurality of second blocks; third grooves are arranged between the first block and the third blocks.

Further, the maximum distance of the bottom of the third groove from the tire tread is greater than the maximum distance of the bottom of the first groove from the tire tread; and/or the maximum distance of the bottom of the third groove from the tire tread is greater than the maximum distance of the bottom of the second groove from the tire tread; and/or the third groove has a first communication portion communicating with the first block. The tire pattern further includes a plurality of projections disposed at intervals within the third groove.

Further, one side of the second pattern block, which is far away from the first pattern block, is provided with a fourth pattern groove; one side of the third pattern block, which is far away from the first pattern block, is provided with a fourth pattern groove; the maximum distance from the bottom of the fourth groove to the tire tread is greater than the maximum distance from the bottom of the second groove to the tire tread; and/or the fourth groove has a second communication portion communicating with the second block.

Further, one side of the second pattern block, which is far away from the first pattern block, is provided with a fourth pattern block; one side of the third pattern block, which is far away from the first pattern block, is provided with a fourth pattern block; the fourth pattern block is connected with the fourth pattern groove.

Furthermore, a first groove is formed in the fourth pattern block, one end of the first groove is connected with the fourth pattern groove, and a second groove is formed in one end, far away from the fourth pattern groove, of the first groove. The maximum distance from the groove bottom of the second groove to the tire tread is larger than the maximum distance from the groove bottom of the first groove to the tire tread; and/or the first groove and the second groove are both arc-shaped grooves.

Furthermore, a first heat dissipation hole is formed in the first pattern block and is of a diamond structure; and/or a second heat dissipation hole is arranged on the second pattern block and is of a rhombic structure.

By applying the technical scheme of the utility model, the tire pattern comprises a first pattern block, wherein the first pattern block is of a hexagonal structure; the second pattern block is of a hexagonal structure; the second pattern blocks and the first pattern blocks are arranged at intervals; the third pattern block is of a hexagonal structure; the third pattern block and the first pattern block are arranged at intervals, and the third pattern block is positioned on one side of the first pattern block, which is far away from the second pattern block; wherein, the included angle between each side of the first pattern block, the second pattern block and the third pattern block and the central line of the tire tread is not equal to 90 degrees. Adopt above-mentioned setting, the design of slant hexagon decorative pattern piece can reduce the frictional force of ground and tire at the driving in-process of tire, reduces the energy consumption, improves brake performance, ensures safe driving, provides the land fertility of grabbing when turning to simultaneously better, has solved the problem that high-speed mobile crane's among the prior art tire bead bulge, the tire crown themogenesis delaminating, the eccentric wear phenomenon take place easily.

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;

FIG. 2 shows a schematic structural view of a tire structure having a tire pattern of the present invention;

FIG. 3 shows a cross-sectional view of section D-D of FIG. 1;

FIG. 4 shows a cross-sectional view of section E-E of FIG. 1;

FIG. 5 shows a cross-sectional view of section H-H of FIG. 1;

FIG. 6 shows a cross-sectional view of the L-L section of FIG. 1;

FIG. 7 shows a cross-sectional view of the S-S portion of FIG. 1; and

fig. 8 shows a cross-sectional view of the T-T portion of fig. 1.

Wherein the figures include the following reference numerals:

1. a centerline; 101. turning up the carcass; 2. a first pattern block; 21. a first heat dissipation hole; 3. a second pattern block; 31. a second heat dissipation hole; 32. a third pattern block; 4. a fourth pattern block; 5. a first communicating portion; 6. a second communicating portion; 12. a second groove; 13. a first groove; 7. a first trench; 8. a third groove; 9. a boss; 10. a fourth groove; 11. a second trench.

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.

Referring to fig. 1 to 8, the tire pattern of the present embodiment includes first blocks 2, the first blocks 2 having a hexagonal structure; the second pattern block 3 is of a hexagonal structure; the second pattern blocks 3 are arranged at intervals with the first pattern blocks 2; a third block 32, wherein the third block 32 is in a hexagonal structure; the third pattern block 32 is arranged at intervals with the first pattern block 2, and the third pattern block 32 is positioned on one side of the first pattern block 2 far away from the second pattern block 3; wherein, the included angle between each side of the first pattern block 2, the second pattern block 3 and the third pattern block 32 and the central line 1 of the tire tread is not equal to 90 degrees. Adopt above-mentioned setting, the design of slant hexagon decorative pattern piece can reduce the frictional force of ground and tire at the driving in-process of tire, reduces the energy consumption, improves brake performance, ensures safe driving, provides the land fertility of grabbing when turning to simultaneously better, has solved the problem that high-speed mobile crane's among the prior art tire bead bulge, the tire crown themogenesis delaminating, the eccentric wear phenomenon take place easily.

Specifically, the center line of the tire in the present embodiment is an intersection of the tire tread and the plane of symmetry of the tire.

Specifically, when the vehicle runs at a high speed, the pattern blocks are relatively lengthened and narrowed in the running direction, so that the friction force between the ground and a tire is reduced, the energy consumption is reduced, the carbon neutralization is favorably realized, and the environment is protected. Under the condition of braking, the inclined hexagonal pattern blocks become wider and shorter in the direction perpendicular to the running direction, and the contact surface between the ground and a tire in the running direction is increased, so that the friction force is increased, the braking performance is improved, and the safe running is ensured. When the steering wheel is steered, the hexagonal pattern blocks inclined along the steering direction are relatively widened, the friction force between the hexagonal pattern blocks and the ground is increased, and the ground grabbing force during steering is better provided.

In the tire pattern of the present embodiment, referring to fig. 1 to 8, the second block 3, the first block 2, and the third block 32 are arranged in the preset direction; the included angle between the preset direction and the central line 1 is alpha; wherein, the value range of alpha is 30-60 degrees.

Referring to fig. 1, in the tire pattern of the present embodiment, the first block 2 is plural, and the plural first blocks 2 are provided at intervals in the extending direction of the center line 1; the second pattern block 3 is a plurality of second pattern blocks, and the second pattern blocks 3 are arranged at intervals along the extending direction of the central line 1; the third blocks 32 are plural, and the plural third blocks 32 are provided at intervals in the extending direction of the center line 1.

In the tire pattern of the present embodiment, referring to fig. 1, the fourth block 4 is provided with a first groove 7, one end of the first groove 7 is connected to the fourth groove 10, and one end of the first groove 7 away from the fourth groove 10 is provided with a second groove 11. The maximum distance of the groove bottom of the second groove 11 from the tire tread is greater than the maximum distance of the groove bottom of the first groove 7 from the tire tread.

By adopting the arrangement, the first grooves 7 can reduce the outward growth amount of the tire shoulder pattern blocks during inflation, and eccentric wear is better solved.

Referring to fig. 1, in the tire pattern of the present embodiment, a third groove 8 is provided between a plurality of first blocks 2 and a plurality of second blocks 3; the first block 2 and the plurality of third blocks 32 have third grooves 8 therebetween.

In the tire pattern of the present embodiment, referring to fig. 1, the maximum distance of the bottom of the third groove 8 from the tire tread is greater than the maximum distance of the bottom of the first groove 13 from the tire tread; and/or the maximum distance of the bottom of the third groove 8 from the tire tread is greater than the maximum distance of the bottom of the second groove 12 from the tire tread; and/or the third groove 8 has a first communication portion 5 communicating with the first block 2.

Referring to fig. 1, in the tire pattern of the present embodiment, the tire pattern further includes a plurality of projections 9, and the plurality of projections 9 are disposed at intervals in the third groove 8.

Specifically, the boss 9 is a rectangular boss, and has better effects of removing stones and mud and attractive appearance.

In the tire pattern of the present embodiment, referring to fig. 1, the side of the second block 3 remote from the first block 2 has a fourth groove 10; the third block 32 has a fourth groove 10 on the side thereof remote from the first block 2.

Specifically, the zigzag-shaped grooves circumferentially penetrate through the tire, and in view of the aerodynamic direction, air flows out of the four rows of zigzag grooves during high-speed running, so that the interaction between the pattern blocks and air flow is reduced, and the noise during running of the tire is reduced; on wet and slippery road surfaces, water is extruded to four rows of zigzag pattern grooves by the tire treads to be discharged, and the wet and slippery resistance of the tire is improved.

Referring to fig. 1, in the tire pattern of the present embodiment, the maximum distance of the bottom of the fourth groove 10 from the tire tread is greater than the maximum distance of the bottom of the second groove 12 from the tire tread; and/or the fourth groove 10 has a second communication portion 6 communicating with the second block 3.

In the tire pattern of the present embodiment, referring to fig. 1, the second block 3 has a fourth block 4 on the side away from the first block 2; the third blocks 32 are provided with fourth blocks 4 on the sides far away from the first blocks 2; the fourth block 4 is connected to a fourth groove 10.

Referring to fig. 1, in the tire pattern of the present embodiment, the fourth block 4 is provided with a first groove 7, one end of the first groove 7 is connected to the fourth groove 10, and one end of the first groove 7 away from the fourth groove 10 is provided with a second groove 11.

Referring to fig. 1, in the tread pattern of the present embodiment, the maximum distance of the groove bottom of the second groove 11 from the tire tread is greater than the maximum distance of the groove bottom of the first groove 7 from the tire tread; and/or, the first groove 7 and the second groove 11 are both arc-shaped grooves. Thus, the transverse first grooves 7 and the transverse second grooves 11 are arranged, heat dissipation at the tire shoulder position is facilitated, and the risk of heat generation delamination is reduced.

In the tire pattern of the present embodiment, referring to fig. 1 to 8, the first block 2 is provided with a first heat dissipation hole 21, and the first heat dissipation hole 21 has a diamond structure; and/or a second heat dissipation hole 31 is formed in the second pattern block 3, and the second heat dissipation hole 31 is of a diamond structure.

Specifically, the rhombic pattern hole pits in the oblique hexagonal pattern blocks have a good heat dissipation function, reduce tread heat generation, are more attractive, and reduce the risk of heat generation delamination.

The tire pattern of the present embodiment is specifically described as follows:

in the tire pattern of the embodiment, the pattern blocks are arranged on the tread part of the tire, the pattern blocks comprise an oblique hexagonal first pattern block 2 positioned at the central position of the crown of the tread part, oblique hexagonal second pattern blocks 3 and third pattern blocks 32 respectively positioned at two sides of the first pattern block 2, irregular hexagonal fourth pattern blocks 4 positioned at the sides, close to the shoulder, of the oblique hexagonal second pattern blocks 3 and the third pattern blocks 32, the shoulder fourth pattern blocks 4, the second pattern blocks 3 and the third pattern blocks 32, and the first pattern blocks 2 are obliquely arranged at an angle of alpha with the central line 1 of the tire, and the value range of the angle of alpha is 30-60 degrees; the middle row of oblique hexagonal first pattern blocks 2 in the crown are connected through first pattern grooves 13, two rows of circumferential oblique hexagonal second pattern blocks 3 and three pattern blocks 32 on two sides of the middle first pattern blocks 2 are connected through second pattern grooves 12, and first grooves 7 are filled between the shoulder fourth pattern blocks 4 on two sides; in the crown, a zigzag circumferential third pattern groove 8 is formed between the middle column of oblique hexagonal first pattern blocks 2 and the two side oblique hexagonal second pattern blocks 3 and the third pattern blocks 32, a rectangular boss 9 is embedded at the bottom of the third pattern groove, and the shoulder irregular hexagonal fourth pattern blocks 4 and the oblique hexagonal second pattern blocks 3 and the third pattern blocks 32 are transited by a circumferential fourth pattern groove 10, and the shape of the pattern groove is zigzag.

Referring to fig. 3, in the tire pattern of the present embodiment, the pattern bottoms of the circumferential third grooves 8 and the fourth grooves 10 are all in the form of full arcs, the depths thereof are all H1, and the angles β, β between the groove walls range from 18 ° to 22 °.

Referring to fig. 5 and 6, an inclined second groove 11 is arranged between the shoulder irregular hexagonal fourth pattern blocks 4, a first groove 7 is arranged between the second groove 11 and the fourth pattern groove 10, and the second groove 11 is in a semi-communicated state through the first groove 7 and the fourth pattern groove 10.

Referring to fig. 5, a transverse first pattern groove 13 is arranged between the oblique hexagonal first pattern blocks 2 in the circumferential direction, a transverse first pattern groove 13 is arranged between the second pattern block 3 and the third pattern block 32 in the circumferential direction, the depth of the second pattern groove 12 is the same as that of the first pattern groove 13, and the transverse first pattern grooves 13 are both H2, the value range of H2 is 40-60% of H1, the angle between the side walls of the pattern grooves is gamma, and the value range of gamma is 15-25 degrees.

Referring to fig. 1 and 6, the rhombic first heat dissipation hole 21 is formed in the first pattern block 2 with the crown center inclined to the hexagonal shape, the first heat dissipation hole 21 is a hole pit and is in a quadrangular frustum pyramid shape, the depth of the hole pit is H3, the range of the H3 is 30% -50% of that of H1, the angle δ between hole pit walls is preferably 80-120 degrees, an arc R1 chamfering treatment mode is adopted between the bottom of the quadrangular frustum pyramid and the hole pit walls, and the range of the radius R1 is 0.5-2 mm.

Referring to fig. 1 and 4, the second heat dissipation holes 31 are formed in the oblique hexagonal second pattern blocks 3 and the third pattern blocks 32 on the two sides, the second heat dissipation holes 31 are hole pits in a diamond structure, the bottom circular arcs R2 are in smooth transition, and the oblique spaced pattern blocks in the diamond pattern hole pits are arranged, so that the heat dissipation function is good, the tread heat generation is reduced, and the structure is more attractive.

Referring to fig. 1 and 8, rectangular bosses 9 are arranged in third pattern grooves 8 on two sides of a first pattern block 2 in the middle of a crown, the width W of the rectangular bosses 9 is 20% -25% of the width of the third pattern groove 8, the length L of the rectangular bosses is 2-3 times of the width W, the height of the rectangular bosses is H4, the value range of H4 is 15% -20% of H1, the bottom of the rectangular bosses is in transition connection with an arc at the bottom of the third pattern groove 8, the value range of the arc radius R3 is 0.5 mm-2 mm, and the rectangular bosses 9 at the bottom of the pattern grooves 8 have better stone and mud discharging and attractive effects.

Referring to fig. 2, the turn-up height of the carcass of the tire structure is designed to be middle-high turn-up, the difference between the shortest distance from the top end of the turn-up carcass 101 to the axis of the tire and the engagement diameter of the tire is H5, and the difference between the shortest distance from the widest point of the section of the carcass to the axis of the tire and the engagement diameter of the tire is H6. Wherein the value of H5 is not higher than 125% of the value of H6, and the value of H5 is not lower than 32% of the value of H6. Like this, can provide the holding power for the side wall position better, reduce the tire and bear the weight of the friction that tire up-and-down motion and circumference force led to when moving, reduce and turn up the matrix end point themogenesis to and reduce the extrusion friction between tire and the rim edge portion, thereby reduce the risk of tire bead position delaminating swell, and then better solution tire bead swell.

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 the present invention includes a first pattern block 2, the first pattern block 2 being a hexagonal structure; the second pattern block 3 is of a hexagonal structure; the second pattern blocks 3 are arranged at intervals with the first pattern blocks 2; a third block 32, wherein the third block 32 is in a hexagonal structure; the third pattern block 32 is arranged at intervals with the first pattern block 2, and the third pattern block 32 is positioned on one side of the first pattern block 2 far away from the second pattern block 3; wherein, the included angle between each side of the first pattern block 2, the second pattern block 3 and the third pattern block 32 and the central line 1 of the tire tread is not equal to 90 degrees. Adopt above-mentioned setting, the design of slant hexagon decorative pattern piece can reduce the frictional force of ground and tire at the driving in-process of tire, reduces the energy consumption, improves brake performance, ensures safe driving, provides the land fertility of grabbing when turning to simultaneously better, has solved the problem that high-speed mobile crane's among the prior art tire bead bulge, the tire crown themogenesis delaminating, the eccentric wear phenomenon take place easily.

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 (10)

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

the first pattern block (2), the first pattern block (2) is of a hexagonal structure;

the second pattern block (3), the second pattern block (3) is of a hexagonal structure; the second pattern block (3) and the first pattern block (2) are arranged at intervals;

a third block (32), wherein the third block (32) is in a hexagonal structure; the third pattern block (32) is arranged at intervals with the first pattern block (2), and the third pattern block (32) is positioned on one side of the first pattern block (2) far away from the second pattern block (3);

wherein the included angle between each side of the first pattern block (2), the second pattern block (3) and the third pattern block (32) and the central line (1) of the tire tread is not equal to 90 degrees.

2. A tyre pattern as claimed in claim 1, wherein said second block (3), said first block (2) and said third block (32) are arranged along a preset direction; an included angle between the preset direction and the central line (1) is alpha; wherein, the value range of the alpha is 30-60 degrees.

3. Tyre pattern according to claim 1,

the first pattern blocks (2) are arranged in a plurality, and the first pattern blocks (2) are arranged at intervals along the extending direction of the central line (1);

the number of the second pattern blocks (3) is multiple, and the second pattern blocks (3) are arranged at intervals along the extending direction of the center line (1);

the third blocks (32) are arranged in a plurality, and the third blocks (32) are arranged at intervals along the extending direction of the center line (1).

4. Tread pattern as claimed in claim 3,

a first groove (13) is arranged between two adjacent first blocks (2);

second grooves (12) are formed between every two adjacent second blocks (3) and every two adjacent third blocks (32).

5. A tyre pattern as claimed in claim 4, characterized in that between a plurality of said first blocks (2) and a plurality of said second blocks (3) there are third grooves (8); third grooves (8) are provided between the first block (2) and the plurality of third blocks (32).

6. Tread pattern as claimed in claim 5,

the maximum distance of the bottom of the third groove (8) from the tyre tread is greater than the maximum distance of the bottom of the first groove (13) from the tyre tread; and/or the presence of a gas in the gas,

the maximum distance of the bottom of the third groove (8) from the tyre tread is greater than the maximum distance of the bottom of the second groove (12) from the tyre tread; and/or the presence of a gas in the gas,

the third groove (8) having a first communication portion (5) communicating with the first block (2); and/or the presence of a gas in the gas,

the tread pattern further comprises a plurality of projections (9), the plurality of projections (9) being arranged at intervals within the third groove (8).

7. Tyre pattern according to claim 4, characterized in that the side of said second block (3) remote from said first block (2) has a fourth groove (10); the side of the third block (32) far away from the first block (2) is provided with a fourth groove (10); the maximum distance of the bottom of the fourth groove (10) from the tire tread is greater than the maximum distance of the bottom of the second groove (12) from the tire tread; the fourth groove (10) has a second communicating portion (6) communicating with the second block (3).

8. Tyre pattern as claimed in claim 7, wherein the second block (3) has, on the side remote from the first block (2), a fourth block (4); the side, far away from the first pattern block (2), of the third pattern block (32) is provided with a fourth pattern block (4); the fourth block (4) is connected to the fourth groove (10).

9. Tyre pattern according to claim 8, characterized in that said fourth block (4) is provided with a first groove (7), one end of said first groove (7) being connected to a fourth groove (10), one end of said first groove (7) remote from said fourth groove (10) being provided with a second groove (11); the maximum distance of the groove bottom of the second groove (11) from the tire tread is greater than the maximum distance of the groove bottom of the first groove (7) from the tire tread; and/or the first groove (7) and the second groove (11) are both arc-shaped grooves.

10. Tyre pattern according to claim 1,

the first pattern block (2) is provided with a first heat dissipation hole (21), and the first heat dissipation hole (21) is of a diamond structure; and/or the presence of a gas in the gas,

the second heat dissipation holes (31) are formed in the second pattern block (3), and the second heat dissipation holes (31) are of a diamond structure.

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