CN113829805B - Pneumatic tire for all-terrain vehicle - Google Patents
Pneumatic tire for all-terrain vehicle Download PDFInfo
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- CN113829805B CN113829805B CN202111069301.6A CN202111069301A CN113829805B CN 113829805 B CN113829805 B CN 113829805B CN 202111069301 A CN202111069301 A CN 202111069301A CN 113829805 B CN113829805 B CN 113829805B
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- 230000007704 transition Effects 0.000 claims abstract description 61
- 230000001154 acute effect Effects 0.000 claims abstract description 21
- 238000005096 rolling process Methods 0.000 description 5
- 230000001965 increasing effect Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 108700041286 delta Proteins 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C11/00—Tyre tread bands; Tread patterns; Anti-skid inserts
- B60C11/03—Tread patterns
- B60C11/0304—Asymmetric patterns
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C11/00—Tyre tread bands; Tread patterns; Anti-skid inserts
- B60C11/01—Shape of the shoulders between tread and sidewall, e.g. rounded, stepped or cantilevered
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C11/00—Tyre tread bands; Tread patterns; Anti-skid inserts
- B60C11/03—Tread patterns
- B60C11/0306—Patterns comprising block rows or discontinuous ribs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C11/00—Tyre tread bands; Tread patterns; Anti-skid inserts
- B60C11/01—Shape of the shoulders between tread and sidewall, e.g. rounded, stepped or cantilevered
- B60C2011/013—Shape of the shoulders between tread and sidewall, e.g. rounded, stepped or cantilevered provided with a recessed portion
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C11/00—Tyre tread bands; Tread patterns; Anti-skid inserts
- B60C11/03—Tread patterns
- B60C2011/0337—Tread patterns characterised by particular design features of the pattern
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Tires In General (AREA)
Abstract
The invention provides a pneumatic tire for an all-terrain vehicle, wherein the tread comprises a plurality of central pattern block groups and shoulder pattern block groups, wherein the central pattern block groups and the shoulder pattern block groups are formed by dividing a central inclined auxiliary groove, a T-shaped auxiliary groove and shoulder inclined auxiliary grooves which are positioned at the central circumference of the tread and extend in a V-shaped central groove and at two sides, pattern blocks of the central pattern block groups and pattern blocks of the shoulder pattern block groups are respectively arranged at 180 degrees along the central circumference of the tire, the central pattern block groups comprise central pattern blocks and transition pattern blocks, the connecting lines of the two ends of the inner edge of the central pattern blocks in the axial direction, the connecting lines of the two ends of the outer edge of the transition pattern blocks in the axial direction and the clockwise included angle and the anticlockwise included angle of the tire circumference are respectively arranged as an acute angle, the central pattern blocks are provided with straight fine grooves and fine folding grooves which are respectively arranged at the two ends, and the transition pattern blocks are respectively arranged on the central pattern blocks. The tire provided by the invention can ensure the durability of the tire and improve the traction performance of the tire under off-road pavement.
Description
Technical Field
The invention relates to the technical field of pneumatic tires, in particular to a pneumatic tire for an all-terrain vehicle.
Background
In recent years, with the excellent performance of all-terrain vehicles on various terrains, the proportion of all-terrain vehicle types in all-terrain cross-country events at home and abroad is gradually increased, and the all-terrain vehicles are popular with lovers. In off-road events, there are various bad terrains such as gobi and sand and stone, and there is a problem that the tire is easily damaged or not pulled sufficiently, so that the all-terrain vehicle needs to have excellent traction and durability when traveling on off-road terrains to ensure that the vehicle can achieve more excellent performance in the event.
The ground contact surface of the tread pattern block of the existing all-terrain vehicle tire is generally provided with the closed pattern fine groove, so that the pattern block can have better rigidity, and the durability of the tire is improved; also, tire tread blocks are arranged in a central circumferential direction, and such tires have better durability performance on off-road terrain, but poor traction performance. The existing all-terrain vehicle tires have difficulty meeting the traction and durability requirements of the vehicle when traveling over off-road terrain.
Accordingly, it is an object of the present invention to develop a pneumatic tire for an all-terrain vehicle capable of securing durability of the tire while improving traction performance of the tire under off-road conditions.
Disclosure of Invention
In view of the above-mentioned shortcomings of the prior art, the present invention has been made to solve the problems, and an object of the present invention is to provide a pneumatic tire for an all-terrain vehicle capable of improving traction performance of the tire under off-road conditions while ensuring durability of the tire.
The technical scheme of the invention is as follows:
a pneumatic tire for an all-terrain vehicle comprises a tire body, wherein the tire body comprises a tread, the tread comprises a plurality of central pattern block groups uniformly distributed along the circumferential direction of the tire and shoulder pattern block groups positioned on two axial sides of the central pattern block groups,
Each central pattern block group comprises two main pattern block subgroups which are arranged at 180 degrees along the center of the tread of the tire, each main pattern block subgroup comprises a central pattern block and a transition pattern block, the central pattern block is positioned at the center of the tread of the tire, the transition pattern block is positioned at the outer side of the central pattern block in the axial direction, the centers of the central pattern block and the transition pattern block are mutually staggered along the circumferential direction of the tire, and a V-shaped central main groove and a central inclined auxiliary groove which are positioned at the center of the tread of the tire and extend along the circumferential direction of the tire are formed between every two adjacent pattern blocks of the central pattern block group; the connecting line at the two ends of the axially inner side edge of the central pattern block and the clockwise included angle of the tire circumference are set to be acute angles, the connecting line at the two ends of the axially outer side edge of the transition pattern block and the anticlockwise included angle of the tire circumference are set to be acute angles, and the axially inner side edge of the transition pattern block is parallel to the axially outer side edge of the central pattern block;
the central pattern block is provided with a first fine groove, the first fine groove is formed by alternately arranging straight fine grooves and folded fine grooves along the circumferential direction of the tire, the anticlockwise included angle between the straight fine grooves and the circumferential direction of the tire is set to be an acute angle, and the anticlockwise included angle between the folded fine grooves and the circumferential direction of the tire is set to be an acute angle;
the transition pattern block is provided with a second fine groove, the second fine groove is formed by alternately arranging a middle fine folding groove and two fine folding grooves at two ends along the circumferential direction of the tire, the clockwise included angle between the middle fine folding groove and the circumferential direction of the tire is set as an acute angle, and the clockwise included angle between the fine folding grooves at two ends and the circumferential direction of the tire is set as an acute angle;
the shoulder pattern block sets are 180 degrees each other along the tire tread center and are arranged on two sides of the tire tread, the shoulder pattern block sets comprise first tire shoulder pattern blocks and second tire shoulder pattern blocks which are arranged at intervals along the tire circumferential direction, the heads of the first tire shoulder pattern blocks are arranged between circumferentially adjacent transition pattern blocks, the axial outer ends of the first tire shoulder pattern blocks extend to the edge of the tire tread, and T-shaped auxiliary grooves and shoulder inclined auxiliary grooves are formed among the transition pattern blocks, the first tire shoulder pattern blocks and the second tire shoulder pattern blocks.
Further, the first sipe penetrates both axial side edges of the center block, and divides the center block into a plurality of sub-blocks.
Further, the middle thin-folding groove penetrates through the two axial side edges of the transition pattern block, one end of the thin-folding groove at the two ends is arranged inside the transition pattern block, and the other end of the thin-folding groove penetrates through one axial side edge of the transition pattern block.
Further, the ratio of any two of the distance from the axial edge of the center block to the adjacent first fine grooves and the distance between each adjacent first fine groove is set to 0.8 to 1.2, and the ratio of any two of the distance from the axial edge of the transition block to the adjacent second fine grooves and the distance between each adjacent second fine groove is set to 0.7 to 1.3.
Further, the first shoulder block is provided with at least one first shoulder sipe, at least one second shoulder sipe, and a plurality of first grooves.
Further, two ends of the first groove and two ends of the first shoulder folding groove respectively penetrate through two circumferential side edges of the first shoulder pattern block, one end of the second shoulder folding groove penetrates through the adjacent first groove, one end penetrates through the circumferential front side edge of the first shoulder pattern block, and the first shoulder pattern block is divided into a plurality of first edge pattern blocks by the first groove.
Further, a plurality of second grooves are formed in the second shoulder pattern blocks, two ends of each second groove penetrate through two edges of the second shoulder pattern blocks in the circumferential direction, and the second shoulder pattern blocks are divided into a plurality of second edge pattern blocks by the second grooves.
Further, the axially inner side edge of the central pattern block is arranged into one of a single arc shape or a straight line shape, and the axially outer side edge of the central pattern block is arranged into a sawtooth shape with multiple edges;
The axially inner side edge of the transition pattern block is arranged in a sawtooth shape with multiple edges, and the axially outer side edge of the transition pattern block is arranged in one of a single arc shape or a straight line shape.
Further, the second shoulder pattern block is also provided with a sub shoulder thin folding groove.
Further, the shoulder block group further comprises a U-shaped bottom block, wherein the bottom block is arranged on the outer side of the second shoulder block in the axial direction and surrounds the outer side of the second shoulder block in the axial direction, and the bottom block is composed of a plurality of concave-convex spacing grooves which are arranged along the circumferential direction of the tire.
The beneficial effects of the invention are as follows:
Through the optimal design of pneumatic tire tread pattern for all-terrain vehicle, its tread includes by the central vice ditch of central slope, T type vice ditch, the vice ditch of shoulder slope that is located tread center circumference extension V type and both sides cuts apart a plurality of central pattern block group and shoulder pattern block group that form, wherein central pattern block group is including two main pattern block subgroups that are 180 each other setting along tire tread center, every main pattern block subgroup includes central pattern block and transition pattern block, the both ends line of the axially inboard edge of central pattern block sets up to the acute angle with the clockwise contained angle of tire circumference, the both ends line of the axially outside edge of transition pattern block sets up to the acute angle with the anticlockwise contained angle of tire circumference, be provided with on the central pattern block with the anticlockwise contained angle of tire circumference straight thin ditch and the thin ditch of rolling over, be provided with on the transition pattern block with the middle part of the clockwise contained angle of tire circumference and the thin ditch of rolling over both ends thin ditch of rolling over, thereby realize guaranteeing the durability that the tire is driven under the road surface and promote the traction performance of tire simultaneously.
Drawings
Fig. 1 is a schematic view of a tread pattern according to an embodiment of the present invention.
Fig. 2 is a schematic structural view of a center block group in an embodiment of the present invention.
Fig. 3 is a schematic view of a shoulder block set in an embodiment of the present invention.
Fig. 4 is a cross-sectional view A-A' of fig. 3.
Detailed Description
In order to describe the invention more clearly, first the orientation of the tire is defined: c.l. represents the tire center plane; near the tire center plane c.l. represents the inner side, and far from the tire center plane c.l. represents the outer side; hereinafter, the horizontal direction of fig. 1 to 3 is the transverse direction, the axial direction of the corresponding tire is the longitudinal direction, the circumferential direction of the corresponding tire is the rolling direction of the tire, and along the rolling direction of the tire, the first grounded end is defined as the first grounded end, and the second grounded end is defined as the second grounded end.
Fig. 1 is a schematic view of a tread pattern according to an embodiment of the present invention. A pneumatic tire for an all-terrain vehicle includes a tire body including a tread 1. The tread 1 includes a plurality of center block groups 10 uniformly distributed in the tire circumferential direction and shoulder block groups 20 located on both axial sides of the center block groups 10.
As shown in fig. 1 to 4, each center block group 10 includes two main block subgroups 100 disposed 180 ° from each other along the center of the tire tread, and each main block subgroup 100 includes a center block 21 and a transition block 22. Wherein the center block 21 is located at the tire tread center, the transition block 22 is located axially outside the center block 21, and the center of the center block 21 and the center of the transition block 22 are offset from each other in the tire circumferential direction, so that a V-shaped center main groove 11 and a center inclined sub groove 12 extending in the tire circumferential direction at the tire tread center are formed between each adjacent block of the center block group 10. By such a design, rigidity of the center block group 10 can be ensured, and good durability of the tire can be ensured.
The both end connecting line of the axially inner side edge 21a of the center block 21 and the clockwise angle α of the tire circumferential direction are set to acute angles, and the both end connecting line of the axially outer side edge 22b of the transition block 22 and the counterclockwise angle β of the tire circumferential direction are set to acute angles, and the center block 21 and the transition block 22 both form different extending directions. The axially inner edge 22a of the transition block 22 is parallel to the axially outer edge 21b of the center block 21. So designed, the center block set 10 can provide traction in multiple directions as the tire is driven, thereby improving traction performance of the tire.
The center block 21 is provided with first fine grooves 21c, and the first fine grooves 21c penetrate through both side edges in the axial direction of the center block 21, and are composed of straight fine grooves 21d and folded fine grooves 21e alternately arranged in the tire circumferential direction. The counterclockwise included angle γ1 of the straight narrow groove 21d and the tire circumferential direction is set to an acute angle, the counterclockwise included angle γ2 of the folded narrow groove 21e and the tire circumferential direction is set to an acute angle, and the first narrow groove 21c and the center block 21 both form different extending directions. The center block 21 is divided into a plurality of sub-blocks by the straight fine groove 21d and the folded fine groove 21 e. In the present embodiment, the first narrow groove 21c is composed of one straight narrow groove 21d and two folded narrow grooves 21 e. The center block 21 is divided into four sub-blocks 211 by a straight sipe 21d and a sipe 21 e. So designed, the center block 21 can provide traction in multiple directions while the tire is running, thereby improving traction performance of the tire.
The transition block 22 is provided with a second sipe 22c, and the second sipe 22c is composed of a middle sipe 22f and both sipes 22e alternately arranged in the tire circumferential direction. The middle sipe 22f penetrates both axial side edges of the transition block 22. One end of the both-end fine-folding groove 22e is provided inside the transition block 22, and the other end penetrates one side axial edge of the transition block 22. The middle fine folding groove 22f and the clockwise included angle delta 1 of the tire circumferential direction are set to be acute angles, the two-end fine folding groove 22e and the clockwise included angle delta 2 of the tire circumferential direction are set to be acute angles, and the middle fine folding groove 22f and the two-end fine folding groove 22e respectively form different extending directions with the transition pattern block 22. In the present embodiment, the transition block 22 is composed of one middle sipe 22f and two sipe 22e, wherein one end of one sipe 22e is disposed inside the transition block 22, and one end penetrates through an axially inner edge 22a of the transition block 22; one end of the other two-end sipe 22e is provided inside the transition block 22, and the other end penetrates the axially outer edge 22b of the transition block 22. So designed, the transition blocks 22 can provide traction in multiple directions as the tire is driven, thereby improving traction performance of the tire.
To further improve the endurance performance of the tire, the ratio of any two of the distance from the axial edge of the center block 21 to the adjacent first sipe 21c, the distance between each adjacent first sipe 21c, and the distance between the axial edge of the transition block 22 to the adjacent second sipe 22c is set to 0.8 to 1.2, and the ratio of any two of the distance between each adjacent second sipe 22c, and the distance between each adjacent second sipe 22c, is set to 0.7 to 1.3. In the present embodiment, the ratio of the distance from the axial edge of the center block 21 to the adjacent first sipe 21c to the distance between the adjacent first sipe 21c is set to 0.9, that is, the ratio of any two distances among the distances A1, A2, A3, A4 on the respective sub-blocks 211 is set to 0.9; the ratio of the distance of the axial edge of the transition block 22 to the adjacent second fine grooves 22c to the distance between each of the adjacent second fine grooves 22c is set to 0.9, i.e., the ratio of any two of the distances B1, B2, B3, B4 on the transition block 22 is set to 0.9. By such design, the difference between the distance from the axial edge of the central pattern block 21 to the adjacent first fine grooves 21c and the distance from the axial edge of the transition pattern block 22 to the adjacent second fine grooves 22c can be avoided, the rigidity of each sub-block 211 and the transition pattern block 22 can be balanced, and the tire can be ensured to have good durability.
As shown in fig. 3, the shoulder block groups 20 are provided on both sides of the tread 1 at 180 ° to each other along the tread center of the tire, and include first shoulder blocks 23 and second shoulder blocks 24 provided at intervals in the tire circumferential direction. The head of the first shoulder block 23 is disposed between circumferentially adjacent transition blocks 22, the axially outer ends of which extend to the tread 1 edge. T-shaped auxiliary grooves 13 and shoulder inclined auxiliary grooves 14 are formed among the respective transition blocks 22, the first shoulder blocks 23 and the second shoulder blocks 24.
To further enhance traction performance in off-road terrain, the first shoulder blocks 23 may further be provided with at least one first shoulder sipe 23a, a plurality of first grooves 23b, and at least one second shoulder sipe 23c. Both ends of the first groove 23b and both ends of the first shoulder sipe 23a penetrate through both circumferential side edges of the first shoulder block 23, respectively, and one end of the second shoulder sipe 23c penetrates through the adjacent first groove 23b and one end penetrates through the circumferential front side edge 23d of the first shoulder block 23. As shown in fig. 3, in the present embodiment, two first shoulder sipes 23a, two first grooves 23b, and one second shoulder sipe 23c are provided on the first shoulder block 23. By such design, when the tire runs, the ground contact edge of the first shoulder pattern block 23 can be increased, so that the traction performance of the tire is effectively improved. The axially outer end of the first shoulder block 23 extends to the tread 1 edge, the first shoulder block 23 is divided into a plurality of first side blocks by the first groove 23b, and in the present embodiment, the first groove 23b divides the first shoulder block 23 into three first side blocks 231, 232, 233. By the design, the traction performance of the tire on off-road terrain can be further improved.
The second shoulder block 24 is provided with a plurality of second grooves 24a, and both ends of the second grooves 24a penetrate through both circumferential side edges of the second shoulder block 24. The second shoulder blocks 24 may or may not be provided with sub-shoulder sipes, for example, the sub-shoulder sipes may be provided by referring to the manner in which the first shoulder sipes 23a and the second shoulder sipes 23c are provided on the first shoulder blocks 23. In the present embodiment, no sub shoulder groove is provided on the second shoulder block 24, and the second shoulder block 24 is divided into three second side blocks 241, 242, 243 by the second groove 24 a. By the design, the traction performance of the tire on off-road terrain can be further improved.
The axially inner edge 21a of the center block 21 and the axially outer edge 22b of the transition block 22 may also be provided in one of a single arc or straight, thereby enhancing the block edge rigidity of the tire. In the present embodiment, the axially inner edge 21a of the center block 21 and the axially outer edge 22b of the transition block 22 are provided in a single arc shape. The axially outer side edges 21b of the center blocks 21 and the axially inner side edges 22a of the transition blocks 22 may be provided in a multi-edge zigzag pattern, thereby increasing the tire ground contact edges when the tire is traveling on off-road terrain, effectively improving the traction performance of the tire.
The shoulder block group 20 on the tread 1 may further include a U-shaped bottom block 25 disposed axially outward of the second shoulder block 24 and surrounding the second shoulder block 24. As shown in fig. 4, the ground block 25 is composed of a plurality of concave-convex spacing grooves 25a arranged in the tire circumferential direction. By the design, the traction performance of the tire on off-road terrain can be further improved.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. 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 pneumatic tire for an all-terrain vehicle comprises a tire body, wherein the tire body comprises a tread, the tread comprises a plurality of central pattern block groups uniformly distributed along the circumferential direction of the tire and shoulder pattern block groups positioned on two axial sides of the central pattern block groups, and is characterized in that,
Each central pattern block group comprises two main pattern block subgroups which are arranged at 180 degrees along the center of the tread of the tire, each main pattern block subgroup comprises a central pattern block and a transition pattern block, the central pattern block is positioned at the center of the tread of the tire, the transition pattern block is positioned at the outer side of the central pattern block in the axial direction, the centers of the central pattern block and the transition pattern block are mutually staggered along the circumferential direction of the tire, and a V-shaped central main groove and a central inclined auxiliary groove which are positioned at the center of the tread of the tire and extend along the circumferential direction of the tire are formed between every two adjacent pattern blocks of the central pattern block group; the connecting line at the two ends of the axially inner side edge of the central pattern block and the clockwise included angle of the tire circumference are set to be acute angles, the connecting line at the two ends of the axially outer side edge of the transition pattern block and the anticlockwise included angle of the tire circumference are set to be acute angles, and the axially inner side edge of the transition pattern block is parallel to the axially outer side edge of the central pattern block;
the central pattern block is provided with a first fine groove, the first fine groove is formed by alternately arranging straight fine grooves and folded fine grooves along the circumferential direction of the tire, the anticlockwise included angle between the straight fine grooves and the circumferential direction of the tire is set to be an acute angle, and the anticlockwise included angle between the folded fine grooves and the circumferential direction of the tire is set to be an acute angle;
the transition pattern block is provided with a second fine groove, the second fine groove is formed by alternately arranging a middle fine folding groove and two fine folding grooves at two ends along the circumferential direction of the tire, the clockwise included angle between the middle fine folding groove and the circumferential direction of the tire is set as an acute angle, and the clockwise included angle between the fine folding grooves at two ends and the circumferential direction of the tire is set as an acute angle;
the shoulder pattern block sets are 180 degrees each other along the tire tread center and are arranged on two sides of the tire tread, the shoulder pattern block sets comprise first tire shoulder pattern blocks and second tire shoulder pattern blocks which are arranged at intervals along the tire circumferential direction, the heads of the first tire shoulder pattern blocks are arranged between circumferentially adjacent transition pattern blocks, the axial outer ends of the first tire shoulder pattern blocks extend to the edge of the tire tread, and T-shaped auxiliary grooves and shoulder inclined auxiliary grooves are formed among the transition pattern blocks, the first tire shoulder pattern blocks and the second tire shoulder pattern blocks.
2. The pneumatic tire for an all-terrain vehicle of claim 1, wherein the first sipe penetrates both axial side edges of the center block and divides the center block into a plurality of sub-blocks.
3. The pneumatic tire for all-terrain vehicles according to claim 1, wherein the middle sipe penetrates through both axial side edges of the transition block, one end of the sipe is disposed inside the transition block, and the other end penetrates through one axial side edge of the transition block.
4. The pneumatic tire for an all-terrain vehicle according to claim 1, wherein a ratio of any two of a distance from an axial edge of the center block to an adjacent first sipe, a distance between each adjacent first sipe is set to 0.8 to 1.2, and a ratio of any two of a distance from an axial edge of the transition block to an adjacent second sipe, a distance between each adjacent second sipe is set to 0.7 to 1.3.
5. The pneumatic tire for an all-terrain vehicle of claim 1, wherein the first shoulder block is provided with at least one first shoulder sipe, at least one second shoulder sipe, and a plurality of first grooves.
6. The pneumatic tire for an all-terrain vehicle according to claim 5, wherein both ends of the first groove and both ends of the first shoulder sipe extend through both circumferential side edges of the first shoulder block, respectively, one end of the second shoulder sipe extends through the adjacent first groove, one end extends through a circumferential front side edge of the first shoulder block, and the first shoulder block is divided into a plurality of first side blocks by the first groove.
7. The pneumatic tire for an all-terrain vehicle according to claim 1, wherein a plurality of second grooves are provided on the second shoulder blocks, both ends of the second grooves penetrate through both circumferential side edges of the second shoulder blocks, and the second shoulder blocks are divided into a plurality of second side blocks by the second grooves.
8. The pneumatic tire for all-terrain vehicles according to claim 1, wherein an axially inner edge of the center block is provided as one of a single arc or a straight line, and an axially outer edge of the center block is provided as a multiple-edge zigzag;
The axially inner side edge of the transition pattern block is arranged in a sawtooth shape with multiple edges, and the axially outer side edge of the transition pattern block is arranged in one of a single arc shape or a straight line shape.
9. The pneumatic tire for all-terrain vehicles of claim 7, wherein the second shoulder blocks are further provided with sub-shoulder sipes.
10. A pneumatic tire for all-terrain vehicles according to claim 5 or 9, wherein said shoulder block group further comprises a U-shaped bottom block disposed axially outward of the second shoulder block and surrounding the second shoulder block, said bottom block being composed of a plurality of concave-convex spacing grooves arranged in the tire circumferential direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111069301.6A CN113829805B (en) | 2021-09-13 | 2021-09-13 | Pneumatic tire for all-terrain vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111069301.6A CN113829805B (en) | 2021-09-13 | 2021-09-13 | Pneumatic tire for all-terrain vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN113829805A CN113829805A (en) | 2021-12-24 |
| CN113829805B true CN113829805B (en) | 2024-08-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111069301.6A Active CN113829805B (en) | 2021-09-13 | 2021-09-13 | Pneumatic tire for all-terrain vehicle |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114919339B (en) * | 2022-01-28 | 2023-11-03 | 厦门正新橡胶工业有限公司 | Pneumatic tire of all-terrain vehicle for rock climbing and tread pattern structure of pneumatic tire |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP4518640B2 (en) * | 2000-07-18 | 2010-08-04 | 株式会社ブリヂストン | Pneumatic tire |
| JP2007216871A (en) * | 2006-02-17 | 2007-08-30 | Bridgestone Corp | Pneumatic tire |
| JP5222337B2 (en) * | 2010-09-27 | 2013-06-26 | 住友ゴム工業株式会社 | Pneumatic tire |
| CN203460622U (en) * | 2013-09-02 | 2014-03-05 | 厦门正新橡胶工业有限公司 | Tread pattern structure of pneumatic tyre for front wheel of all-terrain vehicle |
| CN203818939U (en) * | 2014-04-25 | 2014-09-10 | 厦门正新橡胶工业有限公司 | All-terrain vehicle pneumatic tyre tread patterns for hard pavements |
| US10144250B2 (en) * | 2014-08-26 | 2018-12-04 | Sumitomo Rubber Industries, Ltd. | Heavy duty pneumatic tire |
| JP6097263B2 (en) * | 2014-09-25 | 2017-03-15 | 住友ゴム工業株式会社 | Pneumatic tire |
| JP6597098B2 (en) * | 2015-09-15 | 2019-10-30 | 住友ゴム工業株式会社 | Pneumatic tire |
| CN206394368U (en) * | 2016-12-30 | 2017-08-11 | 厦门正新橡胶工业有限公司 | Cross-country road Tire tread pattern structure for all-terrain vehicle |
| CN109050171B (en) * | 2018-09-04 | 2023-07-18 | 赛轮集团股份有限公司 | Off-road tyre |
| CN112297717B (en) * | 2020-11-03 | 2021-08-20 | 肇庆骏鸿实业有限公司 | All-terrain off-road tire appearance detection device |
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