CN210591244U

CN210591244U - Snow tire

Info

Publication number: CN210591244U
Application number: CN201921491209.7U
Authority: CN
Inventors: 闫玉婷; 杨银明
Original assignee: Kenda Rubber China Co Ltd
Current assignee: Kenda Rubber China Co Ltd
Priority date: 2019-09-09
Filing date: 2019-09-09
Publication date: 2020-05-22
Anticipated expiration: 2029-09-09

Abstract

The utility model discloses a snowfield child, including tread layer, tire body, child limit layer, casing ply and interior surface course, the lower extreme of tire body is provided with the steel wire winding respectively, be provided with the child lip of protruding form on the child limit layer, the period is provided with tire decorative pattern piece unit, each on the tread layer the tire decorative pattern piece unit includes parallel arrangement's splayed main slot, and is adjacent both sides between the splayed main slot slope respectively are provided with slope main slot, splayed main slot with parallel arrangement has a plurality of wave lines slot between the region that slope main slot encloses, the both sides tire shoulder position on tread layer is provided with diamond granule decorative pattern piece respectively. In this way, the utility model discloses a broad slot makes slick and sly connection between the decorative pattern piece between the diamond granule decorative pattern piece of tread wave slot, tire shoulder, child crown and the tire shoulder decorative pattern, has effectively promoted the ground performance of grabbing, drainage performance and the skid resistance performance of tire, can go on a journey safely in winter sleet weather.

Description

Snow tire

Technical Field

The utility model relates to a tire technical field especially relates to a snowfield child.

Background

When the tire runs on the ice and snow road surface, a layer of water film can be formed on the contact surface, so that the grip force of the tire and the road surface is reduced, the tire can slip due to the reduction of the grip force, and the running safety of a vehicle is influenced.

The snow tire is a tire suitable for being used in snow days, compared with a common tire, the snow tire has the advantages that the trafficability and the safety of ice and snow road surfaces are improved, the durability and the grip force of the snow tire are mainly realized by a tire tread, dense steel sheets in the prior art can increase the grip force of the snow tire, and mutual friction force is generated through the snow cutting and ice cutting action between the tire tread and the ground, so that the grip force performance is generated.

However, the dense steel sheets on the tread divide the pattern blocks into small pattern blocks, the rigidity of the pattern blocks is weakened, and the small and long pattern blocks are easy to bend in the driving process, so that the pattern blocks are easy to fall off in the long-time driving process, and the durability is poor; in the prior art, the grip force is increased by adopting a metal snow nail structure mode, the more the number of the metal snow nails on the snow tire is, the larger the friction force on the snow is, and the stronger the grip force is. However, the more the number of metal snow spikes, the more the damage to the general road surface is, and therefore, it is impossible to increase the number of snow spikes to improve the grip.

SUMMERY OF THE UTILITY MODEL

The utility model mainly solves the technical problem of providing a snowfield tire, which enables smooth connection among pattern blocks through a tread wave groove, diamond particle pattern blocks of a tire shoulder, and a wide groove between a tire crown and the tire shoulder pattern, thereby effectively improving the ground gripping performance, the drainage performance and the skid resistance performance of the tire; meanwhile, the tire has large ground contact area, small tread slippage and good adhesion performance, and can be safely used in rainy and snowy days in winter.

In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides a snow tire, includes tread layer, tire body, child limit layer, casing ply and inner surface layer, the lower extreme of tire body is provided with the steel wire winding respectively, be provided with the child lip of protruding form on the child limit layer, cycle is provided with tire decorative pattern piece unit on the tread layer, each tire decorative pattern piece unit includes parallel arrangement's splayed main slot, and is adjacent both sides between the splayed main slot are the slope respectively and are provided with slope main slot, splayed main slot with the parallel arrangement has a plurality of raised wave line grooves between the region that slope main slot encloses, the both sides shoulder position of tread layer is provided with diamond granule decorative pattern piece respectively.

Preferably, the cord fabric comprises a first cord fabric layer and a second cord fabric layer, wherein the first cord fabric layer is arranged on the periphery of the inner surface layer and wraps around the bead layer along the bead ring; the second ply is disposed at an outer periphery of the first ply and folded back along the bead ring to a position of the bead layer.

Preferably, the first cord fabric layer and the second cord fabric layer are nylon cross cord layers.

Preferably, the steel wires in the steel wire ring are arranged side by side up and down.

Preferably, the steel wire ring comprises 9-16 steel wires, and the diameter of each steel wire is 0.95 mm.

Preferably, the inner surface layer is a sizing material layer, and the hardness of the sizing material layer is 47-61 SA.

Preferably, the splayed main groove is internally provided with a wear warning bump, and the wear warning bump is at least provided with one.

The utility model has the advantages that: the utility model provides a snowfield tire, through tread wave slot, the diamond granule decorative pattern piece of tire shoulder, the tread cap and the tire shoulder between the decorative pattern broad slot make between the decorative pattern piece smooth connection, effectively promoted the ground gripping performance, drainage performance and the skid resistance performance of tire; meanwhile, the tire has large ground contact area, small tread slippage and good adhesion performance, and can be safely used in rainy and snowy days in winter.

Drawings

FIG. 1 is a schematic structural view of a snowfield tire of the present invention;

FIG. 2 is a block unit view of a snowfield tire of the present invention;

the parts in the drawings are numbered as follows:

1. a tread layer; 2. a tire body; 3. a bead layer; 4. a ply layer; 41. a first ply; 42. a second ply; 5. an inner layer; 6. a bead ring; 7. a fetal lip; 8. a splayed main groove; 9. inclining the main groove; 10. wave-shaped grooves; 11. diamond particle pattern blocks; 12. the wear warning bump.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.

Example (b):

as shown in fig. 1, a snow tire includes a tread layer 1, a tire body 2, a bead layer 3, a ply layer 4, and an inner face layer 5, wherein: the tread layer 1, the bead layer 3 and the inner surface layer 5 are rubber material layers, the hardness of the rubber material layers of the tread layer 1 and the bead layer 3 is 64-72SA, the hardness of the rubber material layer of the inner surface layer 5 is 47-61SA, and the hardness and the safety of the tire body 2 are improved by arranging the rubber material layers.

As shown in fig. 1, the lower end of the tire body 2 is provided with a bead ring 6, the steel wires in the bead ring 6 are arranged side by side up and down, the bead ring 6 comprises 9-16 steel wires, and the diameter of each steel wire is 0.95mm, so that the rigidity and strength of the tire body 2 are further increased. The cord fabric layer 4 comprises a first cord fabric layer 41 and a second cord fabric layer 42, wherein the first cord fabric layer 41 is arranged on the periphery of the inner layer 5 and is turned back to the position of the bead layer 3 along the bead ring 6, the second cord fabric layer 42 is arranged on the periphery of the first cord fabric layer 41 and is turned back to the position of the bead layer 3 along the bead ring 6, the first cord fabric layer 41 and the second cord fabric layer 42 are both made of nylon bias cord yarn layers, the strength of the tire body 2 is increased, the load of the tire body 2 is uniformly distributed, and the stability of the tire body 2 is guaranteed.

As shown in fig. 1 and 2, the bead layer 3 is provided with a convex bead 7, and the bead 7 is designed to be convex, so that the protection when the bead layer contacts with a rim can be strengthened, the bead wall is strengthened, the sidewall supporting force is increased, the tire is protected from knocking over, and meanwhile, the tire can still be ridden for a period of time to a repair shop in case of air shortage, and a certain warning effect is achieved. The tire tread block unit is periodically arranged on the tread layer 1, each tire tread block unit comprises splayed main grooves 8 which are arranged in parallel, two sides between the adjacent splayed main grooves 8 are respectively obliquely provided with oblique main grooves 9, snow water can be effectively and quickly discharged through the design of the splayed main grooves 8 and the oblique main grooves 9, tire skidding in the driving process is avoided, and the ground gripping force of the tire is improved. Parallel arrangement has a plurality of wave line grooves 10 between the region that splayed main slot 8 and slope main slot 9 besieged city, the both sides tire shoulder position of tread layer 1 is provided with diamond particle decorative pattern piece 11 respectively, through the design of tiny wave line groove 10 distributed in proper order in hat crown decorative pattern piece department, diamond particle decorative pattern piece 11, splayed main slot 8 and slope main slot 9 are with the design of whole tread decorative pattern rounding off, the non-skid property of tire has not only effectively been improved, the ground gripping performance and the non-skid property of tire have been improved greatly, can effectively break the water film simultaneously, increase the area of contact with the road surface, it is anti-skidding in rainy and snowy days, it is smooth and easy to cross the bend, excellent performance and low rolling resistance control have. In addition, the splayed main groove 8 is internally provided with at least one abrasion warning bump 12, and the abrasion warning bump 12 is usually set to be 1cm and used for warning a user to change the tire on time.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims

1. The utility model provides a snow tire, includes tread layer (1), tire body (2), bead layer (3), ply (4) and inner surface layer (5), its characterized in that: the lower extreme of tire body (2) is provided with steel wire winding (6) respectively, be provided with protruding child lip (7) on child limit layer (3), cycle is provided with tire decorative pattern piece unit on tread layer (1), each tire decorative pattern piece unit includes splayed main slot (8) of parallel arrangement, and is adjacent both sides between splayed main slot (8) slope respectively and are provided with slope main slot (9), splayed main slot (8) with parallel arrangement has a plurality of raised grain grooves (10) between the region that slope main slot (9) enclose, the both sides tire shoulder position of tread layer (1) is provided with diamond granule decorative pattern piece (11) respectively.

2. A snow tire according to claim 1, wherein: the cord fabric layer (4) comprises a first cord fabric layer (41) and a second cord fabric layer (42), the first cord fabric layer (41) is arranged on the periphery of the inner surface layer (5) and wraps the bead layer (3) along the bead ring (6) in a turning-back mode; the second ply (42) is arranged at the periphery of the first ply (41) and folded back along the bead ring (6) to the position of the bead layer (3).

3. A snow tire according to claim 2, wherein: the first ply (41) and the second ply (42) both use layers of nylon bias cord.

4. A snow tire according to claim 1, wherein: and steel wires in the steel wire ring (6) are arranged side by side up and down.

5. A snow tire according to claim 4, wherein: the steel wire ring (6) is formed by combining 9-16 steel wires, and the diameter of each steel wire is 0.95 mm.

6. A snow tire according to claim 1, wherein: the inner surface layer (5) is a sizing material layer, and the hardness of the sizing material layer is 47-61 SA.

7. A snow tire according to claim 1, wherein: the splayed main groove (8) is internally provided with a wear warning bump (12), and at least one wear warning bump (12) is arranged.