SUV tire with high control performance

Abstract

The utility model relates to the technical field of tires, and discloses an SUV (sports utility vehicle) tire with strong control performance, which comprises a tire main body, the tire main body comprises a central land part, and an outer side auxiliary land part and an inner side auxiliary land part are respectively arranged on two sides of the central land part. Outer side land parts and inner side land parts are arranged on the outer sides of the outer side auxiliary side land parts and the inner side auxiliary side land parts correspondingly, and circumferential main grooves are formed between the central land part and the outer side auxiliary side land parts and between the central land part and the inner side auxiliary side land parts correspondingly. By arranging various cutter grooves arranged at different pitches on the tire main body, various variable pitches and various depth and width designs of the main grooves and the auxiliary grooves in the circumferential direction, the drainage performance of tire patterns during driving on a road surface can be improved, and by virtue of the design of a relatively large sea-land ratio, the contact area between the tire and the ground can be well increased, so that the service life of the tire is prolonged, and the service life of the tire is prolonged. Therefore, the dry and wet land gripping performance of the tire is improved, and the vehicle control capability in emergency is well improved.

Description

Technical Field

[0001] This utility model relates to the field of SUV-specific tire technology, specifically an SUV tire with strong handling performance. Background Technology

[0002] As the SUV market continues to grow, consumers' demands for tires are becoming more diversified. Traditional road-oriented SUV tires can no longer meet consumers' driving pleasure and vehicle handling capabilities in emergency situations. In order to meet consumers' demands for overall vehicle handling performance, we have proposed an SUV tire with strong handling performance. Utility Model Content

[0003] (a) Technical problems to be solved

[0004] In view of the shortcomings of the existing technology, this utility model provides an SUV tire with strong handling performance, thus solving the above-mentioned technical problems.

[0005] (II) Technical Solution

[0006] To achieve the above objectives, this utility model provides the following technical solution: a high-handling SUV tire, comprising a tire body, the tire body including a central landmass, with outer secondary landmasses and inner secondary landmasses respectively provided on both sides of the central landmass, and outer side-side landmasses and inner side-side landmasses respectively provided on their outer and inner sides. A circumferential main groove is formed between the central landmass and both the outer and inner secondary landmasses, and an inner circumferential secondary groove is formed between the inner secondary landmass and the inner side-side landmass. The outer secondary landmass and the outer... An outer circumferential secondary groove is formed between the side land portions. The inner circumferential secondary groove, the outer circumferential secondary groove, and the two circumferential main grooves all extend circumferentially on the outer surface of the tire body. Multiple central land grooves with inclined angles are formed on the central land portion. Multiple inner secondary land grooves with unequal pitches are formed on the inner secondary land portion. Multiple inner side land grooves with unequal pitches are formed on the inner side land portion. Multiple outer side land longitudinal grooves and outer side land transverse grooves with unequal pitches are formed on the outer side land portion.

[0007] Preferably, the multiple central land cutter grooves are evenly distributed in the central land, one side of the central land cutter groove extends to the circumferential main groove, and the central land cutter groove does not penetrate the central land.

[0008] Preferably, the depths of the inner circumferential secondary groove and the outer circumferential secondary groove are both less than the two circumferential main grooves, and the depths of the outer side land longitudinal groove and the outer side land transverse groove are both less than the outer circumferential secondary groove.

[0009] Preferably, the two sides of the multiple inner secondary land-side cutting grooves extend to the circumferential main groove and the inner circumferential secondary groove, respectively.

[0010] Preferably, the multiple inner side land cutter grooves are distributed at a certain angle along the circumferential direction, and the width of each inner side land cutter groove is different.

[0011] Preferably, every two outer side land transverse cutters intersect with one outer side land longitudinal cutter, and multiple outer side land longitudinal cutters extend laterally to the outer circumferential secondary groove.

[0012] Preferably, the inclination angle of the two side walls of the circumferential main groove towards the outside is 10°, and the inclination angle of the two side walls of the inner circumferential secondary groove and the outer circumferential secondary groove towards the outside is 10°.

[0013] Preferably, the tread of the tire body adopts a combined variable pitch arrangement.

[0014] Compared with the prior art, this utility model provides an SUV tire with strong handling performance and has the following beneficial effects: This utility model improves the water drainage performance of the tire tread when driving on the road by setting a variety of unequal pitch sipes, a variety of multiple variable pitch designs, and a variety of circumferential main groove and secondary groove depth and width designs on the tire body. In addition, the large land-sea ratio design can greatly increase the contact area between the tire and the ground, thereby improving the tire's dry and wet grip performance and greatly improving the vehicle's handling ability in emergency situations. Attached Figure Description

[0015] Figure 1 This is a schematic diagram showing the unfolded tread pattern structure of the tire body of this utility model.

[0016] Figure 2 This is a schematic diagram of the cross-sectional structure of the circumferential main groove of this utility model;

[0017] Figure 3 This is a schematic diagram of the cross-sectional structure of the inner circumferential secondary groove of this utility model;

[0018] Figure 4 This is a schematic diagram of the cross-sectional structure of the inner secondary side land groove of this utility model;

[0019] Figure 5 This is a schematic diagram of the cross-sectional structure of the inner sub-side land groove of this utility model.

[0020] Among them: 1. Central land section; 2. Outer secondary land section; 3. Outer side land section; 4. Inner secondary land section; 5. Inner side land section; 6. Circumferential main groove; 7. Inner circumferential secondary groove; 8. Outer circumferential secondary groove; 9. Central land section groove; 10. Outer side land section longitudinal groove; 11. Outer side land section transverse groove; 12. Inner secondary land section groove; 13. Inner side land section groove. Detailed Implementation

[0021] The embodiments of this utility model will be described in further detail below with reference to the accompanying drawings and examples. The following examples are for illustrative purposes only and should not be construed as limiting the scope of this utility model.

[0022] In the description of this utility model, unless otherwise stated, "a plurality of" means two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front end," "rear end," "head," "tail," etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model. In addition, the terms "first," "second," "third," etc., are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0023] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "connected" and "linked" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0024] Please see Figure 1-5A high-handling SUV tire includes a tire body, which comprises a central landmass 1. Outer secondary landmasses 2 and inner secondary landmasses 4 are respectively provided on both sides of the central landmass 1. Outer side side landmasses 3 and inner side side landmasses 5 are respectively provided on the outer sides of the outer secondary landmasses 2 and inner side side landmasses 4. A circumferential main groove 6 is formed between the central landmass 1 and the outer secondary landmasses 2 and inner secondary landmasses 4. An inner circumferential secondary groove 7 is formed between the inner secondary landmasses 4 and the inner side side landmasses 5. A groove is formed between the outer secondary landmasses 2 and the outer side side landmasses 3. There are outer circumferential secondary grooves 8, inner circumferential secondary grooves 7, outer circumferential secondary grooves 8 and two circumferential main grooves 6, all extending in the circumferential direction on the outer surface of the tire body. Multiple central land grooves 9 with inclined angles are opened on the central land portion 1. Multiple inner secondary land grooves 12 with unequal pitch are opened on the inner secondary land portion 4. Multiple inner side land grooves 13 with unequal pitch are opened on the inner side land portion 5. Multiple outer side land longitudinal grooves 10 and outer side land transverse grooves 11 with unequal pitch are opened on the outer side land portion 3.

[0025] By incorporating various sipes with unequal pitches, multiple variable pitch designs, and various circumferential main grooves and secondary groove depths and widths on the tire body, the tire's drainage performance on the road surface can be improved. Furthermore, the larger land-sea ratio design can significantly increase the contact area between the tire and the ground, thereby enhancing the tire's dry and wet grip performance and greatly improving vehicle handling in emergency situations.

[0026] Specifically, in this embodiment, multiple central land grooves 9 are evenly distributed on the central land section 1. One side of the central land grooves 9 extends to the circumferential main groove 6. The central land grooves 9 do not penetrate the central land section 1, which can ensure the contact area between the tire and the ground and the drainage performance.

[0027] Specifically, in this embodiment, the depths of the inner circumferential secondary groove 7 and the outer circumferential secondary groove 8 are both less than the two circumferential main grooves 6, and the depths of the outer side land longitudinal sipe 10 and the outer side land transverse sipe 11 are both less than the outer circumferential secondary groove 8, which can effectively ensure the tire's grip performance on both dry and wet surfaces.

[0028] Specifically, in this embodiment, the two sides of the multiple inner secondary side grooves 12 extend to the circumferential main groove 6 and the inner circumferential secondary groove 7, respectively, which can ensure the tire's drainage performance.

[0029] Specifically, in this embodiment, multiple inner side-land grooves 13 are distributed at a certain angle along the circumference, and the width of each inner side-land groove 13 is different, which can effectively ensure the tire's grip and improve driving safety.

[0030] Specifically, in this embodiment, every two outer side land transverse grooves 11 intersect with one outer side land longitudinal groove 10, and multiple outer side land longitudinal grooves 10 extend laterally to the outer circumferential secondary groove 8, which can further ensure the drainage and grip of the tire body.

[0031] Specifically, in this embodiment, the inclination angle of the two side walls of the circumferential main groove 6 towards the outside is 10°, and the inclination angle of the two side walls of the inner circumferential secondary groove 7 and the outer circumferential secondary groove 8 towards the outside is 10°.

[0032] Specifically, in this embodiment, the tire body's tread adopts a combined variable pitch arrangement.

[0033] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A high performance SUV tire for handling, comprising a tire body, characterized in that: The tire body comprises a central land portion, outer side sub-side land portions and inner side sub-side land portions arranged on both sides of the central land portion, outer side edge side land portions and inner side edge side land portions arranged on the outer sides of the outer side sub-side land portions and the inner side sub-side land portions, circumferential main grooves arranged between the central land portion and the outer side sub-side land portions and the inner side sub-side land portions, an inner side circumferential sub-groove arranged between the inner side sub-side land portion and the inner side edge side land portion, an outer side circumferential sub-groove arranged between the outer side sub-side land portion and the outer side edge side land portion, the inner side circumferential sub-groove, the outer side circumferential sub-groove and the two circumferential main grooves extending in the circumferential direction on the outer surface of the tire body, a plurality of central land portion sipes with an inclination angle arranged on the central land portion, a plurality of inner side sub-side land portion sipes arranged in unequal pitches on the inner side sub-side land portion, a plurality of inner side edge side land portion sipes arranged in unequal pitches on the inner side edge side land portion, a plurality of outer side edge side land portion longitudinal sipes and outer side edge side land portion transverse sipes arranged in unequal pitches on the outer side edge side land portion.

2. A high performance handling SUV tire according to claim 1, wherein: The plurality of central land portion sipes are uniformly distributed on the central land portion, and one side of the central land portion sipe extends to the circumferential main groove, and the central land portion sipe does not penetrate the central land portion.

3. A high performance handling SUV tire according to claim 1, wherein: The depths of the inner side circumferential sub-groove and the outer side circumferential sub-groove are less than those of the two circumferential main grooves, and the depths of the outer side edge side land portion longitudinal sipes and the outer side edge side land portion transverse sipes are less than that of the outer side circumferential sub-groove.

4. The high performance handling SUV tire of claim 1, wherein: Two sides of the plurality of inner side sub-side land portion sipes extend to the circumferential main groove and the inner side circumferential sub-groove, respectively.

5. The high performance handling SUV tire of claim 1 wherein: The plurality of inner side edge side land portion sipes are distributed in the circumferential direction at a certain angle, and the width of each inner side edge side land portion sipe is inconsistent.

6. A high performance handling SUV tire according to claim 1, wherein: Every two outer side edge side land portion transverse sipes intersect with one outer side edge side land portion longitudinal sipe, and the plurality of outer side edge side land portion longitudinal sipes extend transversely to the outer side circumferential sub-groove.

7. The high performance handling SUV tire of claim 1 wherein: The inclination angle of the two side groove walls of the circumferential main groove in the outward direction is 10°, and the inclination angle of the two side groove walls of the inner side circumferential sub-groove and the outer side circumferential sub-groove in the outward direction is 10°.

8. A high performance handling SUV tire according to claim 1, wherein: The tread of the tire body adopts a combined variable pitch arrangement mode.

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