CN217917484U

CN217917484U - Mining tire pattern

Info

Publication number: CN217917484U
Application number: CN202221665210.9U
Authority: CN
Inventors: 娄召阳; 宋朝兴; 薛利杰; 李晓明
Original assignee: Aeolus Tyre Co Ltd
Current assignee: Aeolus Tyre Co Ltd
Priority date: 2022-06-30
Filing date: 2022-06-30
Publication date: 2022-11-29
Anticipated expiration: 2032-06-30

Abstract

The utility model discloses a mining tire pattern, the pressure of the pattern block group can be dispersed when contacting the ground through the increasing block and the reducing block which are arranged on the top of the pattern block, which is helpful for releasing stress and reducing the cutting extension of the pattern block; the first connecting reinforcing rib, the second connecting reinforcing rib and the third connecting reinforcing rib which are arranged in the pattern groove contribute to enhancing the self-cleaning performance of the tire, and the strength of the pattern block can be enhanced.

Description

Mining tire pattern

Technical Field

The utility model relates to a vehicle tire especially relates to a mining tire decorative pattern.

Background

The tire pattern is an important part for improving the vehicle performance and ensuring the driving safety. Is a very critical design item in tire design. It is important how to correctly select the pattern form of the tire. The proper pattern tire form is selected according to the vehicle application, the running road condition and the vehicle speed.

The current global articulated truck and loading locomotive market matched tires develop towards low-section and high-load directions, the low-section 65 series tires have larger inner cavities and lower inflation pressure and grounding pressure, and road conditions are muddy, the requirements on tire patterns are higher, and the characteristics of operation stability, passing performance, comfort, traction performance, stone and mud discharging and draining performance, low pressure and high load need to be considered. The existing mineral patterns have the phenomena of vibration, discomfort, pattern groove bottom crack and the like, and the using effect is poor.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a mining tire decorative pattern has better mileage life-span, can disperse decorative pattern piece earth pressure, helps stress release, strengthens debris mediation nature simultaneously.

The specific scheme is as follows:

the utility model provides a mining tire pattern, includes the block group that sets up along tire circumference equipartition, separates through the tread groove between the block group, and the block group includes the tread groove of decorative block and separation adjacent decorative block, in the block group the decorative block is by left side to right side in proper order: the first pattern block, the second pattern block, the third pattern block and the fourth pattern block are respectively in central symmetry with respect to the center of the pattern block group; an included angle exists between the length direction of the pattern block group and the axis of the tire, the first pattern block is in a curved strip shape, the surface of the first pattern block is in a shovel shape, the shovel opening faces to the tire shoulder, and a first bulge is arranged on the upper surface of the first pattern block; the second pattern block is disc-shaped, and a second bulge is arranged on the upper surface of the second pattern block.

The top of the first pattern block is sequentially provided with a first central equal-thickness block, a first thickness gradually-increasing block, a first convex block and a first thickness gradually-decreasing block from inside to outside, the horizontal plane where the lowest part of the first thickness gradually-increasing block is located is connected with the upper surface of the first central equal-thickness block, and the plane where the highest part of the first thickness gradually-increasing block is located is connected with the upper surface of the first convex block; the plane of the highest position of the first gradually-decreasing-thickness block is connected with the upper surface of the first protruding block.

The inner angle of the upper surface of the first pattern block is 64 degrees, 65 degrees, 118 degrees and 113 degrees in sequence from the tire shoulder along the circumferential direction, and the shape of the outer contour line of the first center equal-thickness block, the first thickness gradually-increasing block, the first convex block and the first thickness gradually-decreasing block is similar to that of the outer contour line of the first pattern block.

The horizontal plane of the lowest position of the first thickness gradually-reduced block is lower than the horizontal plane of the first central equal-thickness block.

The top of the second pattern block is sequentially provided with a second central equal-thickness block, a second thickness gradually-increasing block, a second convex block and a second thickness gradually-decreasing block from inside to outside, the plane where the lowest part of the second thickness gradually-increasing block is located is connected with the upper surface of the second central equal-thickness block, and the plane where the highest part of the first thickness gradually-increasing block is located is connected with the upper surface of the second convex block; the plane of the highest position of the second thickness gradually-reduced block is connected with the upper surface of the second convex block.

The second pattern block is hexagonal, the inner angle of the upper surface of the second pattern block is 125 degrees, 134 degrees, 76 degrees, 165 degrees, 140 degrees and 80 degrees in sequence along the circumferential direction, and the shape of the outer contour line of the second center equal-thickness block, the second thickness gradually-increasing block, the second protruding block and the second thickness gradually-decreasing block is similar to that of the second pattern block.

The horizontal plane of the lowest position of the second thickness gradually-reduced block is lower than the horizontal plane of the second central equal-thickness block.

And a pattern groove between the first pattern block and the second pattern block is internally provided with a first connecting reinforcing rib, and two sides of the first connecting reinforcing rib are respectively connected with the first pattern block and the second pattern block.

A second connecting reinforcing rib is arranged in the middle of the pattern groove between two adjacent pattern block groups, and third connecting reinforcing ribs lower than the second connecting reinforcing ribs are arranged on two sides of the second connecting reinforcing rib; a first connecting reinforcing rib is arranged in a pattern groove between the first pattern block and the second pattern block in the same group; and a second connecting reinforcing rib is arranged between the second pattern block and the third pattern block in the same group.

The tread groove extends to the tire shoulder, the distance between two side walls of the tread groove is increased firstly and then reduced along the direction from the tire crown to the tire shoulder, and the depth of the tread groove is increased firstly and then reduced.

Drawings

Fig. 1 is a perspective view of the present invention;

fig. 2 is a plan view of the present invention;

FIG. 3 is a schematic height view of the second connecting reinforcing rib and the third connecting reinforcing rib;

FIG. 4 is a schematic view of a first block;

FIG. 5 is a second schematic block diagram.

In the figure: the first and second pattern blocks comprise a pattern block group 1, a first pattern block 2, a first center equal-thickness block 21, a first thickness gradually-increasing block 22, a first protruding block 23, a first thickness gradually-decreasing block 24, a second pattern block 3, a second center equal-thickness block 31, a second thickness gradually-increasing block 32, a second protruding block 33, a second thickness gradually-decreasing block 34, a first connecting reinforcing rib 4, a second connecting reinforcing rib 5, a third connecting reinforcing rib 6, a pattern groove 7 and a middle line surface 8.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only a part of the implementations of the present invention, and not all implementations, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

As shown in fig. 1-5, the utility model discloses a mining tire pattern, which comprises a plurality of block groups 1 uniformly distributed along the circumferential direction of the tire; the pattern block group 1 comprises at least one pattern block, the pattern block comprises a first pattern block 2, a second pattern block 3, a third pattern block and a fourth pattern block which are sequentially arranged from left to right, two adjacent pattern block groups 1 are separated by a pattern groove 7, the four pattern blocks are centrosymmetric relative to the center of the pattern block group, an included angle exists between the length direction of the pattern block group 1 and the axis of a tire, the first pattern block 2 is in a curved strip shape, the surface of the first pattern block 2 is in a shovel shape, a shovel opening faces to the tire shoulder, and a first bulge 23 is arranged on the upper surface of the first pattern block 2; the second pattern block 3 is disc-shaped, and a second protrusion 32 is provided on the upper surface of the second pattern block 3. The first block 2, the second block 3, and the groove 7 are not only centrosymmetric with respect to the axis of the tire, but also centrosymmetric in the circumferential direction of the tire. The ratio range of the area between the first pattern block 2 and the second pattern block 3 is 80-90%, and the stress uniformity of the contact part of the tire and the ground can be ensured.

The top of the first pattern block 2 is sequentially provided with a first central equal-thickness block 21, a first thickness gradually-increasing block 22, a first convex block 23 and a first thickness gradually-decreasing block 24 from inside to outside, the horizontal plane where the lowest part of the first thickness gradually-increasing block 22 is located is connected with the upper surface of the first central equal-thickness block 21, the plane where the highest part of the first thickness gradually-increasing block 22 is located is connected with the upper surface of the first convex block 23, and the first convex block 23 is an equal-thickness bulge; the plane of the first thickness-decreasing block 34, where the highest point is located, is connected to the upper surface of the first protruding block 23. The first pattern block 2 is in a shovel shape, the shovel shape is similar to a dustpan, and side walls are arranged on three sides, wherein the shovel faces to the tire shoulder, and the inner angle of the upper surface of the first pattern block 2 is 64 degrees, 65 degrees, 118 degrees and 113 degrees along the circumferential direction and from the tire shoulder. The specific angle is determined according to actual conditions, and does not mean that the internal angle is constant.

The shapes of the outer contour lines of the first center equal-thickness block 21, the first thickness gradually-increasing block 22, the first convex block 23, and the first thickness gradually-decreasing block 21 are similar to the shape of the outer contour line of the first block 2. The first thickness taper block 24 has its lowest level lower than the level of the first central isobaric block 21. When the tyre is in contact with the ground, the first convex block 23 contacts the ground firstly, then the first central equal-thickness block 21 contacts the ground, and finally the first gradually-reduced-thickness block 24 contacts the ground, so that the bionic design principle is met. The horizontal plane of the lowest position of the first thickness gradually-reducing block 24 is lower than the horizontal plane of the first center equal-thickness block 21, so that the stress of the side part can be reduced, and the first pattern block 2 is protected.

The top of the second pattern block 3 is sequentially provided with a second central equal-thickness block 31, a second thickness gradually-increasing block 32, a second convex block 33 and a second thickness gradually-decreasing block 34 from inside to outside, the plane of the lowest position of the second thickness gradually-increasing block 32 is connected with the upper surface of the second central equal-thickness block 31, and the plane of the highest position of the first thickness gradually-increasing block 32 is connected with the upper surface of the second convex block 33; the plane of the highest point of the second thickness-decreasing block 34 is connected to the upper surface of the second bump 3. The upper surface of the second pattern block 3 is hexagonal, the inner angle of the second pattern block 3 is 125 °, 134 °, 76 °, 165 °, 140 ° and 80 ° in sequence along the circumferential direction, and the specific angle is determined according to the actual situation, and does not mean that the inner angle is not changed. The shape of the outer contour line of the second central equal-thickness block 31, the second thickness gradually-increasing block 32, the second convex block 33, and the second thickness gradually-decreasing block 34 is similar to the shape of the outer contour line of the second block 3.

The level of the lowest part of the second thickness taper block 34 is lower than the level of the second central isobaric block 31. When the tire is in contact with the ground, the second convex block 33 is firstly in contact with the ground, then the second central equal-thickness block 31 is in contact, and finally the second gradually-reduced-thickness block 34 is in contact, so that the bionic design principle is met. The horizontal plane of the lowest position of the second thickness gradually-reducing block 34 is lower than the horizontal plane of the second central equal-thickness block 31, so that the stress of the edge part can be reduced, and the second pattern block 3 is protected.

The height difference or the thickness difference between the first pattern blocks 2 of different groups is 1-5mm; the difference in height or thickness between the second blocks 3 of different groups is 1-5mm. The height or thickness difference between the first raised block 23 and the first central isobaric block 21 is 1-5mm, and the height or thickness difference between the second raised block 33 and the second central isobaric block 31 is 1-5mm.

A second connecting reinforcing rib 5 is arranged in the middle of the pattern groove between two adjacent pattern block groups 1, and third connecting reinforcing ribs 6 lower than the second connecting reinforcing ribs 5 are arranged on two sides of the second connecting reinforcing rib 5; a first connecting reinforcing rib 4 is arranged in a pattern groove 7 between the first pattern block 1 and the second pattern block 2 in the same group; and a second connecting reinforcing rib 5 is arranged between the second pattern block 2 and the third pattern block in the same group. The heights of the second connecting reinforcing ribs 5 are the same.

The tread groove 7 extends to the tire shoulder, the distance between two side walls of the tread groove 7 is increased firstly and then reduced along the direction from the tire crown to the tire shoulder, and the depth of the tread groove 7 is increased firstly and then reduced. The strengthening rib 6 is connected to first connection strengthening rib 4, second connection strengthening rib 5 and third can increase the intensity that first decorative pattern piece 2 and second decorative pattern are fast 3, can avoid falling the piece of first decorative pattern piece 2 and second decorative pattern fast 3. The second connecting reinforcing rib 5 and the third connecting reinforcing rib 6 are different in height, so that some foreign matters can be prevented from being stuck in the grooves 7. Through the design that the width of the tread groove changes, the tire is favorable for the stone, water, mud, heat dissipation and the like to be arranged on the tire while guaranteeing the climbing capability.

The width of the first connecting reinforcing rib 4 is 1/4-1/3 of the width of the first pattern block 2, and the width direction of the first reinforcing rib 4 is the transverse direction of the tire. The width of the first connecting reinforcing ribs 4 can also be 1/5-1/3 of that of the first pattern blocks 2 or the second pattern blocks 3, the thicknesses of the first connecting reinforcing ribs 4 and the second connecting reinforcing ribs 5 are the same, and the thickness of the third connecting reinforcing ribs 6 is 1/3-2/3 of that of the first connecting reinforcing ribs 4.

The pattern groove 7 extends to the tire shoulder, and the distance between any two side walls of the pattern groove 7 is increased firstly and then reduced from the second pattern block 3 to the direction far away from the second pattern block 3; the depth of the groove 7 is increased and then decreased from the second block 3 to a direction away from the second block 3. The thickness of the third connecting reinforcing ribs 6 is 1/7 to 1/4 of the deepest depth of the groove 7. Two side walls of the groove 7 have a certain radian, as shown in fig. 2, in a top view, an included angle a is formed between a projection of a tangent plane at each point in one side wall and a projection of a tire centerline plane 8, the included angle a is increased, then decreased and then increased, an included angle b is formed between a projection of a tangent plane at each point in the other side wall and a projection of the tire centerline plane 8, and the included angle b is gradually increased, wherein the included angle a and the included angle b are in an angle range of 40-120 degrees. The centerline plane 8 is the plane in which the tire circumferential centerline lies.

The utility model discloses a mining tire pattern, the pressure of the pattern block group can be dispersed when contacting the ground through the increasing block and the reducing block which are arranged on the top of the pattern block, which is helpful for releasing stress and reducing the cutting extension of the pattern block; the first connecting reinforcing bead 4, the second connecting reinforcing bead 5 and the third connecting reinforcing bead 6 provided in the groove 7 contribute to enhancing the self-cleaning property of the tire, and also can enhance the strength of the block.

The technical means disclosed by the scheme of the present invention is not limited to the technical means disclosed by the above embodiments, but also includes the technical scheme formed by the arbitrary combination of the above technical features. It should be noted that modifications and embellishments may be made by those skilled in the art without departing from the principles of the present invention and are considered within the scope of the invention.

Claims

1. The utility model provides a mining tire pattern, includes the block group that sets up along tire circumference equipartition, separates through the tread groove between the block group, and the block group includes the tread groove of decorative block and separation adjacent decorative block, in the block group the decorative block is by left side to right side in proper order: the first pattern block, the second pattern block, the third pattern block and the fourth pattern block are in central symmetry with respect to the center of the pattern block group respectively between the first pattern block and the fourth pattern block and between the second pattern block and the third pattern block; an included angle exists between the length direction of the pattern block group and the axis of the tire, and the tire is characterized in that the first pattern block is in a curved strip shape, the surface of the first pattern block is in a shovel shape, the shovel opening faces to the tire shoulder, and a first bulge is arranged on the upper surface of the first pattern block; the second pattern block is disc-shaped, and a second bulge is arranged on the upper surface of the second pattern block.

2. The mining tire pattern of claim 1, wherein the top of the first pattern block is provided with a first central equal-thickness block, a first gradually increasing thickness block, a first raised block and a first gradually decreasing thickness block from inside to outside in sequence, the horizontal plane where the lowest position of the first gradually increasing thickness block is located is connected with the upper surface of the first central equal-thickness block, and the plane where the highest position of the first gradually increasing thickness block is located is connected with the upper surface of the first raised block; the plane of the highest position of the first gradually-decreasing-thickness block is connected with the upper surface of the first protruding block.

3. A mining tire pattern as claimed in claim 2, wherein the inner angle of the upper surface of said first block is, in the circumferential direction and in order from the shoulder, 64 °, 65 °, 118 ° and 113 °, the shape of the outer contour of the first central isobaric block, the first progressively increasing thickness block, the first raised block and the first progressively decreasing thickness block being similar to the shape of the outer contour of the first block.

4. A mining tread band as claimed in claim 3, wherein the lowest of said first progressively decreasing thickness blocks is located at a level lower than the level of the first central isobaric block.

5. The mining tire pattern of claim 1, wherein a second central equal-thickness block, a second gradually increasing thickness block, a second raised block and a second gradually decreasing thickness block are sequentially arranged from inside to outside at the top of the second pattern block, the plane where the lowest position of the second gradually increasing thickness block is located is connected with the upper surface of the second central equal-thickness block, and the plane where the highest position of the first gradually increasing thickness block is located is connected with the upper surface of the second raised block; the plane of the highest position of the second thickness gradually-reduced block is connected with the upper surface of the second convex block.

6. A mining tire pattern according to claim 5, wherein said second pattern piece is hexagonal, the internal angle of the upper surface of the second pattern piece being, in order in the circumferential direction, 125 °, 134 °, 76 °, 165 °, 140 ° and 80 °, the shape of the outer contour of the second central equal thick piece, the second gradually increasing thickness piece, the second protruding piece and the second gradually decreasing thickness piece being similar to the shape of the second pattern piece.

7. A mining tread band as claimed in claim 5, wherein the lowest of the second progressively decreasing thickness blocks is located at a level lower than the level of the second central equal thickness block.

8. A mining tyre pattern as claimed in claim 1, characterized in that a first connecting rib is provided in the groove between the first and second blocks, the first connecting rib being connected on both sides to the first and second blocks respectively.

9. The mining tire pattern of claim 1, wherein a second connecting reinforcing rib is provided in the middle of the groove between two adjacent block groups, and third connecting reinforcing ribs lower than the second connecting reinforcing rib are provided on both sides of the second connecting reinforcing rib; arranging a first connecting reinforcing rib in a pattern groove between the first pattern block and the second pattern block in the same group; and a second connecting reinforcing rib is arranged between the second pattern block and the third pattern block in the same group.

10. A mining tire pattern as claimed in claim 1 wherein said grooves extend to the shoulder, the distance between the two sidewalls of the groove increasing and decreasing in the crown to shoulder direction, and the depth of the groove increasing and decreasing.