CN214688879U

CN214688879U - Tread pattern structure of load-carrying radial tire with embedded nails on snow land

Info

Publication number: CN214688879U
Application number: CN202120445607.6U
Authority: CN
Inventors: 杨庆华; 吴蕾; 吴桂忠; 崔淑芳; 李士建
Original assignee: Qingdao Aierjin Intelligent Technology Co ltd
Current assignee: Qingdao Aierjin Intelligent Technology Co ltd
Priority date: 2021-03-02
Filing date: 2021-03-02
Publication date: 2021-11-12
Anticipated expiration: 2031-03-02

Abstract

The utility model discloses an it loads radial tire tread decorative pattern structure to inlay nail snow belongs to all steel radial tire and makes technical field. The technical scheme is as follows: comprises central pattern blocks, shoulder pattern blocks, pattern groove bottom reinforcing ribs and anti-skid nails; adjacent central pattern blocks are separated by a central transverse pattern groove, two adjacent shoulder pattern blocks are separated by a shoulder transverse pattern groove, and adjacent central pattern blocks between two adjacent pattern grooves and the central pattern blocks and the shoulder pattern blocks are connected by a longitudinal pattern groove; the groove bottoms of the central transverse pattern grooves and the shoulder transverse pattern grooves are provided with pattern groove bottom reinforcing ribs; the central transverse pattern blocks are provided with sawtooth-shaped steel sheet grooves I, and the shoulder pattern blocks are provided with sawtooth-shaped steel sheet grooves II; the central transverse pattern blocks and the shoulder transverse pattern blocks are provided with anti-skid nails. The utility model discloses can improve the manipulation, the braking and the road surface traction performance of tire on ice and snow road go upward the car, go on wet road surface and have good power of gripping and drainage.

Description

Tread pattern structure of load-carrying radial tire with embedded nails on snow land

Technical Field

The utility model relates to an all steel radial tire makes technical field, concretely relates to studded snow load radial tire tread decorative pattern structure.

Background

In northern europe and north america in 4 months from 11 months to the next year each year, the automobile is required to use a winter special tire when running on snow in winter, but at present, the design of the snow special tire is rare, the traction force and the braking performance of the common snow tire are reduced when running on the snow and ice road in winter, the tire skidding and sideslip phenomena occur, and the safety of the tire in high-speed running cannot be ensured.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: the tread pattern structure of the studded snow load radial tire is used for solving the problems that the tire is weak in operation, braking and road surface traction performance of a vehicle running on an ice and snow road and poor in running gripping force and drainage performance on a wet road.

The technical scheme of the utility model is that: the tread pattern structure of the studded snow load radial tire comprises pattern blocks, pattern groove bottom reinforcing ribs and anti-skid studs; the pattern blocks comprise central pattern blocks and shoulder pattern blocks, two adjacent central pattern blocks are separated by a central transverse pattern groove, two adjacent shoulder pattern blocks are separated by a shoulder transverse pattern groove, the adjacent central transverse pattern grooves and the shoulder transverse pattern grooves are communicated with each other to form transverse pattern grooves, and the adjacent central pattern blocks between the two adjacent transverse pattern grooves and the central pattern blocks and the shoulder pattern blocks are connected by longitudinal pattern grooves; the groove bottoms of the central transverse pattern grooves and the shoulder transverse pattern grooves are provided with pattern groove bottom reinforcing ribs; the central transverse pattern blocks are provided with sawtooth-shaped steel sheet grooves I which are arranged in parallel with the central transverse pattern grooves, the shoulder pattern blocks are provided with sawtooth-shaped steel sheet grooves II which are arranged in parallel with the shoulder transverse pattern grooves; and the central transverse pattern blocks and the shoulder transverse pattern blocks are provided with anti-skid nails.

Preferably, the central transverse groove width is 5-10mm and the shoulder transverse groove width is 10-20 mm.

Preferably, the longitudinal groove width is 4-8 mm.

Preferably, the depth of the first steel sheet groove and the depth of the second steel sheet groove are both 30-90% of the depth of the groove, and the thickness of the saw-tooth steel sheet is 0.8-1.5 mm.

Preferably, the lug grooves are angled from 50 to 65 ° with respect to the longitudinal axis, a, and 55 to 70 ° with respect to the longitudinal axis, B.

Preferably, the studs are embedded in the central lug and the shoulder lugs, and the height of the studs protruding from the surface of the tire is 1.5-2.5 mm.

Preferably, the height of the rib at the bottom of the pattern groove is 2-4 mm.

Compared with the prior art, the utility model, following beneficial effect has:

1. the tread pattern structure of the tire can improve the operation, braking and road surface traction performance of the tire on the ice and snow road, and has good gripping force and drainage when running on the wet road surface; 2. the transverse pattern grooves can increase the traction force and the climbing performance of the tire on the ice and snow road; the longitudinal grooves can provide high-speed running of the vehicle, reduce the sideslip of the tire and improve the safety; 3. when the tire runs, the center of the tire tread is stressed maximally, and the transverse grooves on two sides of the tire tread are gradually widened from the middle to the tire shoulder, so that the tire tread has good supporting force and grip force on the road surface, and has smooth drainage and pollution discharge performance on a wet road surface; 4. the second zigzag steel sheet groove divides the pattern blocks into uninterrupted small areas, the softness of the pattern blocks is increased, the first zigzag steel sheet groove divides the pattern blocks until the edges of the longitudinal pattern grooves, and the friction and grounding areas are increased, so that the gripping force of ice, snow and wet land surfaces is improved; 5. the anti-skid capacity of the tire on ice and snow roads and wet roads can be obviously enhanced by the design of the anti-skid nails.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the structure of the rib at the bottom of the patterned groove of the present invention.

In the figures, 1-the central block; 2-shoulder pattern blocks; 3-central transverse pattern grooves; 4-shoulder transverse pattern grooves; 5-longitudinal pattern grooves; 6-a pattern groove bottom reinforcing rib; 7-first steel sheet groove; 8-a second steel sheet groove; 9-anti-skid nails; 10-longitudinal axis; 11-transverse pattern grooves.

Detailed Description

As shown in fig. 1-2, the present embodiment provides a tread pattern structure of a studded snow heavy-duty radial tire, comprising a pattern block, a groove bottom reinforcing rib 6 and a stud 9; the pattern blocks comprise central pattern blocks 1 and shoulder pattern blocks 2, the two adjacent central pattern blocks 1 are separated by a central transverse pattern groove 3, the two adjacent shoulder pattern blocks 2 are separated by a shoulder transverse pattern groove 4, the adjacent central transverse pattern grooves 3 and the shoulder transverse pattern grooves 4 are communicated with each other to form a transverse pattern groove 11, an included angle A between the transverse pattern groove and a longitudinal axis 10 is 50-65 degrees, an included angle B between the transverse pattern groove and the longitudinal axis is 55-70 degrees, the width of the central transverse pattern groove 3 is 5-10mm, and the width of the shoulder transverse pattern groove 4 is 10-20 mm. The adjacent central pattern blocks 1 between the two adjacent transverse pattern grooves 11 and the central pattern blocks 1 and the shoulder pattern blocks 2 are connected by longitudinal pattern grooves 5, and the width of each longitudinal pattern groove 5 is 4-8 mm; and the groove bottoms of the central transverse pattern grooves 3 and the shoulder transverse pattern grooves 4 are both provided with pattern groove bottom reinforcing ribs 6, and the height of the pattern groove bottom reinforcing ribs 6 is 2-4 mm. The central transverse pattern blocks are provided with sawtooth-shaped steel sheet grooves I7, the steel sheet grooves I7 are arranged in parallel with the central transverse pattern grooves 3, the shoulder pattern blocks 2 are provided with sawtooth-shaped steel sheet grooves II 8, the steel sheet grooves II 8 are arranged in parallel with the shoulder transverse pattern grooves 4, the depths of the steel sheet grooves I7 and the steel sheet grooves II 8 are both 30% -90% of the depth of the pattern grooves, the thickness of the sawtooth-shaped steel sheets is 0.8-1.5mm, the pattern blocks are divided into small uninterrupted areas by the sawtooth-shaped steel sheet grooves II 8, the flexibility of the pattern blocks is increased, the pattern blocks are divided by the sawtooth-shaped steel sheet grooves I7 until the edges of the longitudinal pattern grooves 5, the friction and the grounding area are increased, and the ice and snow and wet land gripping force are improved; the central transverse pattern blocks and the shoulder transverse pattern blocks are embedded with anti-skid nails 9 which are protruded on the surface of the tire with the height of 1.5-2.5 mm.

The tire tread pattern structure of the embodiment can improve the operation, braking and road traction performance of the tire on a running on an ice and snow road, and has good gripping force and drainage when running on a wet road; the transverse pattern grooves can increase the traction force and the climbing performance of the tire on the ice and snow road; the longitudinal grooves can provide high-speed running of the vehicle, reduce the sideslip of the tire and improve the safety; when the tire runs, the center of the tire tread is stressed maximally, and the transverse grooves on two sides of the tire tread are gradually widened from the middle to the tire shoulder, so that the tire tread has good supporting force and grip force on the road surface, and has smooth drainage and pollution discharge performance on a wet road surface; the design of the anti-skid nails 9 can obviously enhance the anti-skid capability of the tire on the ice and snow road and the wet road.

Although the present invention has been described in detail by referring to the drawings in conjunction with the preferred embodiments, the present invention is not limited thereto. Various equivalent modifications or substitutions can be made on the embodiments of the present invention by those skilled in the art without departing from the spirit and substance of the present invention, and these modifications or substitutions are intended to be within the scope of the present invention/any person skilled in the art can easily conceive of changes or substitutions within the technical scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides an it loads radial tire tread pattern structure to inlay nail snow which characterized in that: comprises pattern blocks, pattern groove bottom reinforcing ribs (6) and anti-skid nails (9);

the pattern blocks comprise central pattern blocks (1) and shoulder pattern blocks (2), two adjacent central pattern blocks (1) are separated by a central transverse pattern groove (3), two adjacent shoulder pattern blocks (2) are separated by a shoulder transverse pattern groove (4), the adjacent central transverse pattern grooves (3) and the shoulder transverse pattern grooves (4) are communicated with each other to form transverse pattern grooves (11), and the adjacent central pattern blocks (1) between the two adjacent transverse pattern grooves (11) and the central pattern blocks (1) and the shoulder pattern blocks (2) are connected by longitudinal pattern grooves (5);

the groove bottoms of the central transverse pattern grooves (3) and the shoulder transverse pattern grooves (4) are both provided with pattern groove bottom reinforcing ribs (6); the central transverse pattern blocks are provided with sawtooth-shaped steel sheet grooves I (7), the steel sheet grooves I (7) are arranged in parallel with the central transverse pattern grooves (3), the shoulder pattern blocks (2) are provided with sawtooth-shaped steel sheet grooves II (8), and the steel sheet grooves II (8) are arranged in parallel with the shoulder transverse pattern grooves (4); the central transverse pattern block and the shoulder transverse pattern block are both provided with anti-skid nails (9).

2. The studded snow heavy truck radial tire tread pattern structure of claim 1, characterized in that: the width of the central transverse pattern groove (3) is 5-10mm, and the width of the shoulder transverse pattern groove (4) is 10-20 mm.

3. The studded snow heavy truck radial tire tread pattern structure of claim 1, characterized in that: the width of the longitudinal pattern groove (5) is 4-8 mm.

4. The studded snow heavy truck radial tire tread pattern structure of claim 1, characterized in that: the depth of the first steel sheet groove (7) and the depth of the second steel sheet groove (8) are both 30-90% of the depth of the groove, and the thickness of the saw-tooth steel sheet is 0.8-1.5 mm.

5. The studded snow heavy truck radial tire tread pattern structure of claim 1, characterized in that: the included angle A between the transverse pattern grooves and the longitudinal axis (10) is 50-65 degrees, and the included angle B is 55-70 degrees.

6. The studded snow heavy truck radial tire tread pattern structure of claim 1, characterized in that: the anti-skid nails (9) are embedded on the central transverse pattern blocks and the shoulder transverse pattern blocks, and the height of the anti-skid nails (9) protruding from the surface of the tire is 1.5-2.5 mm.

7. The studded snow heavy truck radial tire tread pattern structure of claim 1, characterized in that: the height of the pattern groove bottom reinforcing ribs (6) is 2-4 mm.