CN212472986U

CN212472986U - Asymmetric pattern and tire

Info

Publication number: CN212472986U
Application number: CN202021222975.6U
Authority: CN
Inventors: 唐效蕾; 徐伟; 王君; 祝丰毅; 刘杰; 王伟; 孙超; 刘继发; 张晨曦; 张琳; 任振兴
Original assignee: Qingdao Doublestar Tire Industry Co Ltd
Current assignee: Qingdao Doublestar Tire Industry Co Ltd
Priority date: 2020-06-28
Filing date: 2020-06-28
Publication date: 2021-02-05
Anticipated expiration: 2030-06-28

Abstract

The utility model provides an asymmetric pattern, which belongs to the technical field of automobile tire patterns and comprises a central pattern block, a first shoulder pattern block, a second shoulder pattern block, a first pattern block and a second pattern block, wherein the central pattern block is coincided with a tire tread equatorial plane along the circumferential central line; the main grooves are arranged between the first tire shoulder pattern block and the first pattern block, between the first pattern block and the central pattern block, between the central pattern block and the second pattern block and between the second pattern block and the second tire shoulder pattern block. The utility model provides a current asymmetric tread decorative pattern can not have good drainage performance and the technical problem of the performance of controlling of doing, wet land concurrently, have good drainage performance, the stable turning performance and the manipulation performance of dry, wet road surface, and can provide comfortable when going at a high speed, the characteristics of quiet driving experience.

Description

Asymmetric pattern and tire

Technical Field

The utility model belongs to the technical field of automobile tire decorative pattern, especially, relate to an asymmetric decorative pattern and tire.

Background

With the increasing demands of people on the performance of automobiles, tires with common performance cannot meet the demands of people on performance such as pursuing sports, comfort, silence, high speed and the like. The tires of ordinary cars, sports cars and sports cars need to ensure excellent drainage performance in rainy days, stable turning performance and stable operation performance on dry and wet road surfaces, and can provide comfortable and quiet driving experience in high-speed running. However, the existing tire tread pattern cannot realize good drainage performance and control performance on dry and wet ground at the same time, and has the problems that the noise generated by the movement of air flow in the tire and the tread pattern groove in the high-speed driving process is large, and the riding experience of a driver is poor.

Chinese patent CN205930048U discloses an asymmetric tread pattern, which at least comprises pattern blocks continuously distributed along the circumferential direction of the tread, wherein the pattern blocks are asymmetrically arranged relative to the circumferential equatorial plane of the tread, so that the resonance of a tire in the high-speed driving process can be effectively reduced, and the noise generated during the high-speed driving of the tire is effectively reduced; the tire tread noise reduction device is characterized by further comprising a noise reduction groove arranged on the pattern block, wherein the noise reduction groove comprises a noise reduction hole and a noise reduction line which are in an inverted funnel shape along the radial direction of the tread, and the pulsating pressure of air flow is reduced through the change of the air flow circulation area of the tread, so that the noise generated by air flow movement of the tire during high-speed running is reduced.

However, the asymmetric tread pattern has a problem that good drainage performance and handling performance on dry and wet ground cannot be achieved at the same time.

Disclosure of Invention

The utility model discloses to the technical problem that can not have the performance of controlling that realizes good drainage performance and dry, wet land that foretell asymmetric tread decorative pattern exists, provide one kind and have good drainage performance, the turn performance and the manipulation performance that dry, wet road surface are stable, and comfortable when can providing high-speed traveling, quiet drive asymmetric decorative pattern and tire of experience.

In order to achieve the above object, the utility model discloses a technical scheme be:

the utility model provides an asymmetric pattern, which comprises a central pattern block, a first shoulder pattern block, a second shoulder pattern block, a first pattern block and a second pattern block, wherein the central pattern block is coincided with the equatorial plane of a tread along the circumferential central line; main grooves are formed between the first tire shoulder pattern block and the first pattern block, between the first pattern block and the central pattern block, between the central pattern block and the second pattern block, and between the second pattern block and the second tire shoulder pattern block, and first wedge-shaped transverse grooves and second wedge-shaped transverse grooves which extend along the axial direction of the tire tread and are alternately arranged are formed in the central pattern block; the first wedge-shaped transverse groove and the second wedge-shaped transverse groove are respectively communicated with the main groove; and a first transverse groove extending along the axial direction of the tread is arranged on the second tire shoulder pattern block, the first transverse groove is closed, and the first transverse groove is connected with the main groove through a first transverse steel sheet.

Preferably, the first shoulder pattern block is provided with a second transverse groove extending along the axial direction of the tread and a second transverse steel sheet, and the second transverse groove is in an open type; and a third transverse steel sheet is arranged on the second tire shoulder pattern block.

Preferably, the second shoulder pattern block is provided with a chamfer connected with the third transverse steel sheet, and the chamfer is communicated with the main groove.

Preferably, the second pattern block is provided with third wedge-shaped transverse grooves and fourth wedge-shaped transverse grooves which extend along the axial direction of the tread and are alternately arranged, and the third wedge-shaped transverse grooves and the fourth wedge-shaped transverse grooves are respectively communicated with the main grooves.

Preferably, third transverse grooves extending along the axial direction of the tread are formed in the first pattern block, and a fourth transverse steel sheet and a fifth transverse steel sheet are arranged between every two adjacent third transverse grooves; and the third transverse groove, the fourth transverse steel sheet and the fifth transverse steel sheet are communicated with the main groove.

Preferably, two sides of the third transverse groove are respectively communicated with the main groove, the left side of the fourth transverse steel sheet is communicated with the main groove, and the right side of the fifth transverse steel sheet is communicated with the main groove.

Preferably, the width of the first lateral groove is greater than the width of the second lateral groove.

Preferably, a drainage groove extending in the tread circumferential direction is provided on a side of the first block close to the main groove.

The tire tread is provided with the asymmetric pattern in any one of the technical schemes.

Compared with the prior art, the utility model discloses an advantage and beneficial effect lie in:

the utility model provides an asymmetric decorative pattern has good drainage performance, and the turning performance and the manipulation performance that dry, wet road surface is stable, and comfortable when can providing high-speed traveling, quiet driving experience's characteristics.

Drawings

FIG. 1 is a schematic structural view of the asymmetric pattern of the present invention;

in the above figures: 1. a central pattern block; 2. a first shoulder pattern block; 3. a second shoulder pattern block; 4. a first pattern block; 5. a second pattern block; 6. a main trench; 71. a first wedge-shaped lateral groove; 72. a second wedge-shaped transverse groove; 73. a third wedge-shaped transverse groove; 74. a fourth wedge-shaped transverse groove; 81. a first lateral trench; 82. a second lateral trench; 83. a third lateral groove; 91. a first transverse steel sheet; 92. a second transverse steel sheet; 93. a third transverse steel sheet; 94. a fourth transverse steel sheet; 95. a fifth transverse steel sheet; 10. chamfering; 11. a water drainage groove.

Detailed Description

The present invention is specifically described below by way of exemplary embodiments. It should be understood, however, that elements, structures and features of one embodiment may be beneficially incorporated in other embodiments without further recitation.

In the description of the present invention, it should be understood that the terms "upper", "lower", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in fig. 1, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

The terms "first", "second", "third", "fourth", "fifth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any indication of the number of technical features indicated. Thus, features defined as "first", "second", "third", "fourth", "fifth" may explicitly or implicitly include one or more of the features.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b): as shown in fig. 1, the present embodiment exemplifies an asymmetric pattern including a center block 1 whose circumferential center line coincides with the tread equatorial plane, a first shoulder block 2 located at the left-side shoulder position, a second shoulder block 3 located at the right-side shoulder position, a first block 4 located between the center block 1 and the first shoulder block 2, and a second block 5 located between the center block 1 and the second shoulder block 3; main grooves 6 are arranged between the first shoulder pattern block 2 and the first pattern block 4, between the first pattern block 4 and the central pattern block 1, between the central pattern block 1 and the second pattern block 5, and between the second pattern block 5 and the second shoulder pattern block 3, and the central pattern block 1 is provided with a first wedge-shaped transverse groove 71 and a second wedge-shaped transverse groove 72 which extend along the axial direction of the tread and are alternately arranged; the first wedge-shaped transverse groove 71 and the second wedge-shaped transverse groove 72 are respectively communicated with the main groove 6; the second shoulder pattern block 3 is provided with a first transverse groove 81 extending along the axial direction of the tread, the first transverse groove 81 is closed, and the first transverse groove 81 is connected with the main groove 6 through a first transverse steel sheet 91. The asymmetric pattern is characterized in that a central pattern block 1 is provided with a first wedge-shaped transverse groove 71 and a second wedge-shaped transverse groove 72 which extend along the axial direction of a tread and are alternately arranged, the first wedge-shaped transverse groove 71 and the second wedge-shaped transverse groove 72 are limited to be communicated with a main groove 6, the central pattern block 1 adopts a through type wedge-shaped groove design, the impression of a plate making a middle rib grab the ground is broken, the drainage performance pursued by a tire is realized, meanwhile, the wedge-shaped transverse grooves are designed in a staggered manner, the pumping noise and air column resonance noise in the running process of the tire are reduced, and the effect of reducing the noise is achieved; in addition, set up closed first transverse groove 81 on second tire shoulder decorative pattern piece 3, and utilize first transverse steel sheet 91 to connect first transverse groove 81 and main slot 6, second tire shoulder decorative pattern piece 3 that is located the tire shoulder outside adopts the design of firm closed decorative pattern piece to match short and small steel sheet and main slot 6 and links to each other, the performance of grabbing ground when having improved high-speed turn with control stable performance, make and drive safer and more reliable, it is concrete, closed first transverse groove 81 guarantees the rigidity of second tire shoulder decorative pattern piece 3 in the tire shoulder outside, reduce the deformation of second tire shoulder decorative pattern piece 3 in the shoulder outside in the torsion, collocation first transverse steel sheet 91 makes the gas that exists in the closed first transverse groove 81 discharge rapidly, effectively reduce the pumping noise. Further, by providing a plurality of main grooves 6, drainage performance and high-speed performance are improved.

Further, a second transverse groove 82 extending along the axial direction of the tread and a second transverse steel sheet 92 are arranged on the first shoulder pattern block 2, and the second transverse groove 82 is open; the second shoulder pattern block 3 is provided with a third transverse steel sheet 93. The high-density thin pattern blocks on the inner side of the asymmetric pattern are distributed, and the noise generated when air in the pattern grooves is compressed and discharged is effectively offset by the plurality of steel sheets and the variable transverse pattern grooves, so that a driver has more comfortable and quiet driving experience. The design of wide decorative pattern slot and tiny slot in this embodiment has improved drainage performance, has shortened the braking distance on slippery road surface, also shows stable manipulation performance on slippery road surface.

In order to improve the heat dissipation performance, the second shoulder block 3 is provided with a chamfer 10 connected with the third transverse steel sheet 93, and the chamfer 10 is communicated with the main groove 6. In the embodiment, the through-type third transverse steel sheet 93 is arranged on the large tire shoulder pattern block of the second tire shoulder pattern block 3 on the outer side of the tire shoulder, so that good heat dissipation performance is provided, the tire shoulder pattern block can timely discharge heat during high-speed running, the running safety is ensured, meanwhile, the design of the chamfer 10 reduces the curling phenomenon of the tire during the running process, the grounding area of the tire during high-speed rotation is increased, and the safety index is improved.

In order to further reduce noise, the second block 5 is provided with third wedge-shaped lateral grooves 73 and fourth wedge-shaped lateral grooves 74 which extend in the axial direction of the tread and are alternately arranged, and the third wedge-shaped lateral grooves 73 and the fourth wedge-shaped lateral grooves 74 are respectively communicated with the main groove 6. The arrangement is beneficial to reducing the pumping noise and air column resonance sound in the running process of the tire, thereby achieving the effect of reducing the noise.

Further, third transverse grooves 83 extending in the axial direction of the tread are formed in the first pattern block 4, and a fourth transverse steel sheet 94 and a fifth transverse steel sheet 95 are arranged between every two adjacent third transverse grooves 83; the third transverse groove 83, the fourth transverse steel piece 94 and the fifth transverse steel piece 95 communicate with the main groove 6. The mode that adopts horizontal slot and horizontal steel sheet combination breaks continuous flower muscle rib, and multiple combination has guaranteed that the noise of tire in the driving process falls to minimumly, guarantees good user experience.

Preferably, the third transverse groove 83 is communicated with the main groove 6 at both sides, the fourth transverse steel piece 94 is communicated with the main groove 6 at the left side, and the fifth transverse steel piece 95 is communicated with the main groove 6 at the right side.

In order to improve the driving stability, the width of the first lateral groove 81 is greater than the width of the second lateral groove 82. The arrangement improves the driving stability when the rigidity of the inner and outer pattern blocks is optimally balanced and the vehicle runs at high speed.

To further improve the drainage performance, the first block 4 is provided with a drainage groove 11 extending in the tread circumferential direction on the side close to the main groove 6. The drainage grooves 11 can accelerate the water absorption of the transverse grooves and discharge the absorbed water into the main grooves 6, so that the ground gripping performance of the tire on a wet road surface is ensured.

A tire is provided with the asymmetric pattern of any one of the technical schemes on the tire tread. The tire has excellent drainage performance, stable turning performance and stable steering performance on dry and wet road surfaces, and can provide comfortable and quiet driving experience during high-speed driving.

Claims

1. An asymmetric pattern comprises a central pattern block (1) with a circumferential central line coincident with an equatorial plane of a tread, a first shoulder pattern block (2) positioned at a left-side shoulder position, a second shoulder pattern block (3) positioned at a right-side shoulder position, a first pattern block (4) positioned between the central pattern block (1) and the first shoulder pattern block (2), and a second pattern block (5) positioned between the central pattern block (1) and the second shoulder pattern block (3); the first tire shoulder decorative pattern piece (2) with between first decorative pattern piece (4), first decorative pattern piece (4) with between central pattern piece (1), central pattern piece (1) with between second decorative pattern piece (5), and second decorative pattern piece (5) with be equipped with main slot (6), its characterized in that between second tire shoulder decorative pattern piece (3): the central pattern block (1) is provided with a first wedge-shaped transverse groove (71) and a second wedge-shaped transverse groove (72) which extend along the axial direction of the tread and are alternately arranged; the first wedge-shaped transverse groove (71) and the second wedge-shaped transverse groove (72) are respectively communicated with the main groove (6); and a first transverse groove (81) extending along the axial direction of the tread is arranged on the second tire shoulder pattern block (3), the first transverse groove (81) is closed, and the first transverse groove (81) is connected with the main groove (6) through a first transverse steel sheet (91).

2. An asymmetrical tread as claimed in claim 1, wherein: the first shoulder pattern block (2) is provided with a second transverse groove (82) extending along the axial direction of the tread and a second transverse steel sheet (92), and the second transverse groove (82) is open; and a third transverse steel sheet (93) is arranged on the second tire shoulder pattern block (3).

3. An asymmetrical tread as claimed in claim 2, wherein: and a chamfer (10) connected with the third transverse steel sheet (93) is arranged on the second tire shoulder pattern block (3), and the chamfer (10) is communicated with the main groove (6).

4. An asymmetrical tread as claimed in claim 1, wherein: and the second pattern block (5) is provided with third wedge-shaped transverse grooves (73) and fourth wedge-shaped transverse grooves (74) which extend along the axial direction of the tread and are alternately arranged, and the third wedge-shaped transverse grooves (73) and the fourth wedge-shaped transverse grooves (74) are respectively communicated with the main groove (6).

5. An asymmetrical tread as claimed in claim 1, wherein: third transverse grooves (83) extending along the axial direction of the tread are formed in the first pattern block (4), and a fourth transverse steel sheet (94) and a fifth transverse steel sheet (95) are arranged between every two adjacent third transverse grooves (83); the third transverse groove (83), the fourth transverse steel sheet (94) and the fifth transverse steel sheet (95) are communicated with the main groove (6).

6. An asymmetrical tread as claimed in claim 5, wherein: the two sides of the third transverse groove (83) are respectively communicated with the main groove (6), the left side of the fourth transverse steel sheet (94) is communicated with the main groove (6), and the right side of the fifth transverse steel sheet (95) is communicated with the main groove (6).

7. An asymmetrical tread as claimed in claim 2, wherein: the width of the first lateral groove (81) is greater than the width of the second lateral groove (82).

8. An asymmetrical tread as claimed in claim 1, wherein: and a drainage groove (11) extending along the circumferential direction of the tread is formed in one side, close to the main groove (6), of the first pattern block (4).

9. A tire, characterized by: the tread of the tire is provided with an asymmetrical tread as claimed in any one of claims 1 to 8.