CN210116326U

CN210116326U - Solid tire with multiple layers of rubber materials

Info

Publication number: CN210116326U
Application number: CN201920995424.4U
Authority: CN
Inventors: 孙磊; 彭广海; 赵小冬; 赵妮妮; 刘亚祥
Original assignee: XUZHOU XUGONG TYRES CO Ltd
Current assignee: Xuzhou Xulun Rubber Co.,Ltd.
Priority date: 2019-06-28
Filing date: 2019-06-28
Publication date: 2020-02-28
Anticipated expiration: 2029-06-28

Abstract

The utility model discloses a multilayer sizing material uses solid tyre jointly, including the solid tyre main part, the solid tyre main part includes tread glue film, child core glue film and basal portion glue film, the upper end at child core glue film is fixed in the veneer of tread glue film, the child core glue film with through a layer of transition glue film veneer fixed connection together between the basal portion glue film, the inner chamber middle part of child core glue film transversely is equipped with two layers of steel wire belted layers, leaves the clearance between two layers of steel wire belted layers, and evenly fills in the clearance between two layers of steel wire belted layers has the steel wire post; the utility model provides a solid tyre is high load tire, through reasonable construction design, increases the moderate transition glue film of hardness between tread glue film and child core glue film, optimizes basal portion glue film, transition glue film, child core glue film and tread glue film simultaneously and accounts for than, guarantees from the even transition of child core glue film to basal portion glue film deformation, reduces the tire themogenesis, solves the quality problems of delaminating.

Description

Solid tire with multiple layers of rubber materials

Technical Field

The utility model relates to an automobile tire technical field, concretely relates to multilayer sizing material uses solid tyre concurrently.

Background

The solid tire is a tire corresponding to a pneumatic tire (hollow tire), and the carcass thereof is solid, does not use a cord as a framework, does not need to be inflated, and thus does not need an inner tube or an inner liner. The earliest tires were solid tires. Solid tires are currently used only for high-load vehicles or machines traveling at low speeds, and also for fixed-position machines. The solid tyre is an industrial tyre suitable for running vehicles under the harsh use conditions of low speed and high load, has obviously better safety, durability, economy and the like than inflatable tyres, and is widely applied to the fields of various industrial vehicles, military vehicles, construction machinery, trailer vehicles at ports and airports and the like.

At present, solid tires produced in China mostly comprise three parts, namely tread rubber, tire core rubber and base rubber, because the solid tires are high-load tires, in order to ensure that the tires are tightly matched with rims when in use, the base rubber parts matched with the rims when the solid tires are designed all adopt Dutch belts with high strength and high hardness. The hardness of the base rubber part of the solid tire is higher, the hardness difference of two rubber materials in the transition region of the tire core rubber and the base rubber is too large, the deformation and distortion difference of the tire core rubber and the base rubber in the transition region is too large when the solid tire is used in high-load operation, the tire heat generation is too high, the tire core rubber and the base rubber are easily torn and delaminated, and the service life of the tire is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a multilayer sizing material is with solid tyre, to prior art's not enough, this design possesses to slow down the child core and glues and locate to tear the deformation with the basal portion is glued, reduces the tire themogenesis, improves the advantage of tire quality, has solved the easy problem of tearing delaminating, the tire themogenesis too high of locating to glue with the basal portion of child core.

The utility model discloses a multilayer sizing material uses solid tyre jointly, including the solid tyre main part, the solid tyre main part includes tread glue film, child core glue film and basal portion glue film, the upper end at child core glue film is fixed in the veneer of tread glue film, the child core glue film with through a layer of transition glue film veneer fixed connection together between the basal portion glue film, the inner chamber middle part of child core glue film transversely is equipped with two layers of steel wire belted layers, leaves the clearance between two layers of steel wire belted layers, and evenly fills in the clearance between two layers of steel wire belted layers has the steel wire post; and the inner cavity of the base glue layer and the position close to the bottom of the inner cavity are filled with steel wire rings at equal intervals from left to right.

The utility model discloses a multilayer sizing material uses solid tyre simultaneously, wherein, the shore hardness of child core glue film is 65-70 degrees, just the thickness of child core glue film accounts for in the solid tyre main part 35% -45%.

The utility model discloses a multilayer sizing material uses solid tyre jointly, wherein, the shore hardness of basal portion glue film is 80-90 degrees, just the thickness of basal portion glue film accounts for in the solid tyre main part 20% -25%.

The utility model discloses a multilayer sizing material uses solid tyre jointly, wherein, the shore hardness of transition glue film is 70-80 degrees, just the thickness of transition glue film accounts for in the solid tyre main part 5% -10%.

The utility model discloses a multilayer sizing material uses solid tyre jointly, wherein, the shore hardness of tread glue film is 65-85 degrees, the thickness of tread glue film accounts for in the solid tyre main part 25% -35%.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the solid tire in the utility model is a high-load tire, and through reasonable construction design, a transition rubber layer with moderate hardness is added between the tire tread rubber layer and the tire core rubber layer, and the proportion of the base rubber layer, the transition rubber layer, the tire core rubber layer and the tire tread rubber layer is optimized at the same time, so that the deformation uniform transition from the tire core rubber layer to the base rubber layer is ensured, the heat generation of the tire is reduced, and the quality problem of delamination is solved; compared with the traditional construction design, the method can avoid the tearing and delamination problems caused by too large distortion difference of the transition region of the tire core rubber layer and the base rubber layer due to the hardness difference of the tire core rubber layer and the base rubber layer, and further improve the service life and the durability of the solid tire.

2. The utility model can ensure the close matching of the base glue layer and the wheel rim by setting the proportion of the base glue layer to be 20-25%; the proportion of the transition rubber layer is set to be 5% -10%, so that the transition buffer effect on the whole solid tire can be effectively realized; the proportion of the tire core rubber layer is set to 35-45%, so that the tire core rubber layer can cover a high deformation area near the horizontal axis of a finished product, and the effect of reducing heat generation is achieved; the proportion of the tread rubber layer is set to be 25-35%, so that the tread rubber layer can cover the flower blocks and the bottom of the groove of the tire main body; meanwhile, the structure of the steel wire ring, the steel wire belt ply and the steel wire column which are arranged in a matched mode can effectively reduce the rolling resistance of the tire, reduce the tire burst probability of the tire, increase the tensile force of the tire and keep the balance of the tire.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic structural view of a solid tire section according to the present invention;

fig. 2 is a schematic cross-sectional structure of a conventional solid tire.

In the figure: 1. a solid tire body; 2. a tread rubber layer; 3. a tire core glue layer; 4. a base glue layer; 5. a bead ring; 6. a transition glue layer; 7. a steel belt ply; 8. a steel wire column.

Detailed Description

In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1-2, the utility model discloses a multilayer rubber material uses solid tire together, including solid tire main part 1, solid tire main part 1 is including tread rubber layer 2, child core rubber layer 3 and basal portion rubber layer 4, tread rubber layer 2 veneer is fixed at the up end of child core rubber layer 3, it is together fixed through a transition glue film 6 veneer between child core rubber layer 3 and the basal portion rubber layer 4, the inner chamber middle part of child core rubber layer 3 transversely is equipped with two layers of steel wire belted layer 7, leave the clearance between two layers of steel wire belted layer 7, and evenly fill in the clearance between two layers of steel wire belted layer 7 with steel wire column 8; the inner cavity of the base glue layer 4 and the position close to the bottom of the inner cavity are filled with steel wire rings 5 at equal intervals from left to right; the solid tire in the utility model is a high-load tire, and through reasonable construction design, a transition rubber layer 6 with moderate hardness is added between a tire tread rubber layer 2 and a tire core rubber layer 3, and the proportion of a base rubber layer 4, the transition rubber layer 6, the tire core rubber layer 3 and the tire tread rubber layer 2 is optimized at the same time, so that the deformation uniform transition from the tire core rubber layer 3 to the base rubber layer 4 is ensured, the tire heat generation is reduced, and the delamination quality problem is solved; compared with the traditional construction design, the method can avoid the tearing and delamination problems caused by too large distortion difference of the transition areas of the tire core rubber layer 3 and the base rubber layer 4 due to the hardness difference of the tire core rubber layer 3 and the base rubber layer 4, and further improve the service life and the durability of the solid tire.

The Shore hardness of the tire core rubber layer 3 is 65-70 degrees, and the thickness of the tire core rubber layer 3 accounts for 35% -45% of the solid tire main body 1; this design can guarantee that child core glue film 3 can cover near high deformation district of finished product horizontal axis position to play the effect that reduces themogenesis.

The shore hardness of the base rubber layer 4 is 80-90 degrees, and the thickness of the base rubber layer 4 accounts for 20% -25% of the solid tire main body 1; this design ensures that the base glue layer 4 fits tightly with the rim.

The Shore hardness of the transition rubber layer 6 is 70-80 degrees, and the thickness of the transition rubber layer 6 accounts for 5% -10% of the solid tire main body 1; this design can be effectual wholly play transition cushioning effect to solid tyre to reduce the tire themogenesis, solve the quality problem of delaminating.

The Shore hardness of the tread rubber layer 2 is 65-85 degrees, and the thickness of the tread rubber layer 2 accounts for 25% -35% of that of the solid tire main body 1; this design can guarantee that tread glue layer glue 2 covers the flower piece and the groove bottom portion of tire main part.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to 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 scope of the claims of the present invention.

Claims

1. A solid tyre for multi-ply combination comprising a solid tyre body (1), characterized in that: the solid tire main body (1) comprises a tire tread rubber layer (2), a tire core rubber layer (3) and a base rubber layer (4), wherein the tire tread rubber layer (2) is fixedly glued on the upper end surface of the tire core rubber layer (3), the tire core rubber layer (3) and the base rubber layer (4) are fixedly connected together through a transition rubber layer (6), two steel wire belt belted layers (7) are transversely arranged in the middle of an inner cavity of the tire core rubber layer (3), a gap is reserved between the two steel wire belt belted layers (7), and steel wire columns (8) are uniformly filled in the gap between the two steel wire belt belted layers (7); and the inner cavity of the base glue layer (4) and the position close to the bottom of the inner cavity are filled with steel wire rings (5) at equal intervals from left to right.

2. A multi-ply compound solid tire as in claim 1, wherein: the Shore hardness of the tire core rubber layer (3) is 65-70 degrees, and the thickness of the tire core rubber layer (3) accounts for 35% -45% of the solid tire main body (1).

3. A multi-ply compound solid tire as in claim 1, wherein: the Shore hardness of the base rubber layer (4) is 80-90 degrees, and the thickness of the base rubber layer (4) accounts for 20% -25% of the solid tire main body (1).

4. A multi-ply compound solid tire as in claim 1, wherein: the Shore hardness of the transition rubber layer (6) is 70-80 degrees, and the thickness of the transition rubber layer (6) accounts for 5% -10% of the solid tire main body (1).

5. A multi-ply compound solid tire as in claim 1, wherein: the Shore hardness of the tread rubber layer (2) is 65-85 degrees, and the thickness of the tread rubber layer (2) accounts for 25% -35% of the solid tire main body (1).