阅读说明：本技术 一种真空轮胎及其制备方法 (Vacuum tire and preparation method thereof ) 是由 王万其 于 2021-03-25 设计创作，主要内容包括：本发明实施例公开了一种真空轮胎及其制备方法。该真空轮胎可以包括钢圈、外胎胎体、第一外胎封圈、第二外胎封圈、内部外胎、第一密封圈、第二密封圈、卡环、卡圈；在钢圈的第一端设置有第一限位部,在钢圈的第二端设置有卡槽；外胎胎体套设在钢圈上；外胎胎体、第一外胎封圈和第二外胎封圈形成为外部外胎；外部外胎被压紧在钢圈左侧的第一限位部与安装在钢圈右侧的卡圈之间；内部外胎设置在外部外胎内。本发明实施例的真空轮胎及其制备方法通过上述技术方案可以将现有的普通轮胎改造为具有胎中胎结构的真空胎,其具有成本低、使用寿命长、便于拆装维修、节省人力等优点。(The embodiment of the invention discloses a vacuum tire and a preparation method thereof. The vacuum tire can comprise a steel ring, an outer tire body, a first outer tire sealing ring, a second outer tire sealing ring, an inner outer tire, a first sealing ring, a second sealing ring, a clamping ring and a clamping ring; the first end of the steel ring is provided with a first limiting part, and the second end of the steel ring is provided with a clamping groove; the outer tyre body is sleeved on the steel ring; the outer tire body, the first outer tire sealing ring and the second outer tire sealing ring form an outer tire; the outer cover tire is tightly pressed between the first limiting part on the left side of the steel ring and the clamping ring arranged on the right side of the steel ring; the inner tire is disposed within the outer tire. According to the vacuum tire and the preparation method thereof provided by the embodiment of the invention, the existing common tire can be transformed into the vacuum tire with the tire-in-tire structure through the technical scheme, and the vacuum tire has the advantages of low cost, long service life, convenience in disassembly and maintenance, labor saving and the like.)

1. A vacuum tire, said vacuum tire comprising:

the steel ring comprises a steel ring (100), wherein a first limiting part (110) is arranged at the first end of the steel ring (100), and a clamping groove (120) is arranged at the second end of the steel ring (100);

the outer tire body (210), the outer tire body (210) is sleeved on the steel ring (100);

the first outer tire sealing ring (220), the first outer tire sealing ring (220) is a part cut off from the inner ring at the left side of the tire, and is arranged between the steel ring (100) and the inner ring at the left side of the outer tire body (210);

the second outer tire sealing ring (230) is a part cut off from the inner ring at the right side of the tire, and is arranged between the steel ring (100) and the inner ring at the right side of the outer tire carcass (210);

in the mounted state, the casing carcass (210), the first casing bead (220) and the second casing bead (230) form an outer casing (200); the left side of the outer tyre (200) is tightly pressed with the first limiting part (110);

the inner tyre casing (300), the inner tyre casing (300) is sleeved on the steel ring (100) and is positioned in the outer tyre casing (200);

a first seal ring (400), the first seal ring (400) disposed between the inner casing (300) and the casing left side;

a second seal ring (500), said second seal ring (500) disposed between said inner casing (300) and said casing right side;

the clamping ring (600) is arranged in the clamping groove (120) and is provided with a second limiting part (610) protruding out of the steel ring (100);

a collar (700), the collar (700) having a third stop portion (710); the clamping ring (700) is clamped between the outer tire casing (200) and the second limiting part (610), so that the right side of the outer tire casing (200) is pressed against the third limiting part (710).

2. Vacuum tyre according to claim 1, characterized in that a third sealing ring (800) is also provided between the collar (700) and the steel rim (100).

3. Vacuum tyre according to claim 1, characterized in that said collar (700) is of a stepped configuration.

4. Vacuum tyre according to claim 3, characterized in that said collar (700) comprises an insertion portion (720) and a projection portion (730);

the protrusion (730) overlaps the insert (720) such that the collar (700) is of a stepped configuration;

the left side of the protruding part (730) is formed as the third limiting part (710);

the right side of the insertion portion (720) is in contact with the second stopper portion (610).

5. Vacuum tyre according to one of claims 1 to 4, characterized in that said snap ring (600) is a metal snap ring.

6. Vacuum tyre according to one of claims 1 to 4, characterized in that said collar (700) is a metal collar.

7. A method for manufacturing a vacuum tire, comprising:

providing a steel ring (100), wherein a first limiting part (110) is arranged at a first end of the steel ring (100), and a clamping groove (120) is arranged at a second end of the steel ring (100);

providing an inner tyre casing (300), and sleeving the inner tyre casing (300) on the steel ring (100);

providing a first sealing ring (400), and sleeving the first sealing ring (400) on the steel ring (100) and on the left side of the inner tyre (300);

providing a second sealing ring (500), and sleeving the second sealing ring (500) on the steel ring (100) and on the right side of the inner tyre (300);

providing a tyre casing body (210), wherein the tyre casing body (210) is formed by cutting a circular ring at the inner ring of the left side and the inner ring of the right side of a common tyre casing respectively; sleeving the outer tire body (210) outside the inner outer tire (300), wherein the bottom of the left side is in pressure joint with the first sealing ring (400), and the bottom of the right side is in pressure joint with the second sealing ring (500);

providing a first tire casing sealing ring (220), wherein the first tire casing sealing ring (220) is a circular ring cut on the left inner ring of the common tire casing; the first outer tire sealing ring (220) is clamped between the bottom of the left side of the outer tire body (210), the left side of the first sealing ring (400), the right side of the first limiting part (110) and the steel ring (100);

providing a second outer tire sealing ring (230), wherein the second outer tire sealing ring (230) is a circular ring cut on the right inner ring of the common tire casing; the second outer tire sealing ring (230) is clamped between the bottom of the right side of the outer tire body (210), the left side of the second sealing ring (500) and the steel ring (100);

providing a clamping ring (600), and installing the clamping ring (600) in the clamping groove (120) to form a second limiting part (610) protruding out of the steel ring (100) on the steel ring (100);

providing a clamping ring (700), wherein the clamping ring (700) is clamped between the second limiting part (610) and the outer tyre body (210) and the second outer tyre sealing ring (230).

8. The method of manufacturing a vacuum tire according to claim 7, further comprising:

providing a third seal ring (800), and arranging the third seal ring (800) between the collar (700) and the steel ring (100).

Technical Field

The invention relates to the technical field of tires, in particular to a vacuum tire and a preparation method thereof.

Background

The existing common tire can not meet the use requirements of places with severe environments, such as coal yards, mines, quarries, steel plants, waste material recycling plants, construction waste disposal plants and the like. The tires adopted in the places have the problems of high cost and inconvenient maintenance.

Disclosure of Invention

In view of the deficiencies of the prior art, one aspect of the present invention provides a vacuum tire. The vacuum tire is mainly suitable for low-speed vehicles such as forklifts, loaders, mining engineering vehicles and the like.

The vacuum tire can comprise a steel ring, an outer tire body, a first outer tire sealing ring, a second outer tire sealing ring, an inner outer tire, a first sealing ring, a second sealing ring, a clamping ring and a clamping ring;

the first end of the steel ring is provided with a first limiting part, and the second end of the steel ring is provided with a clamping groove;

the outer tire body is sleeved on the steel ring;

the first outer tire sealing ring is a part cut off from the inner ring at the left side of the tire and is arranged between the steel ring and the inner ring at the left side of the outer tire body; the second outer tire sealing ring is a part cut off from the inner ring on the right side of the tire and is arranged between the steel ring and the inner ring on the right side of the outer tire body; in the mounted state, the outer tire casing, the first outer tire sealing ring and the second outer tire sealing ring form an outer tire casing; the left side of the outer tyre is tightly pressed with the first limiting part;

the inner outer tire is sleeved on the steel ring and is positioned in the outer tire;

the first sealing ring is arranged between the inner outer tire and the left side of the outer tire;

the second sealing ring is arranged between the inner outer tire and the right side of the outer tire;

the clamping ring is arranged in the clamping groove and is provided with a second limiting part protruding out of the steel ring;

wherein the collar has a third limit portion; the clamping ring is clamped between the outer tire casing and the second limiting part, so that the right side of the outer tire casing is pressed against the third limiting part.

According to some preferred embodiments of the invention, a third sealing ring is further provided between the collar and the steel ring.

According to some preferred embodiments of the invention, the collar is of stepped configuration.

According to some preferred embodiments of the invention, the collar comprises an insert portion and a projection portion; the protruding part is lapped on the inserting part, so that the clamping ring is in a step-shaped structure; the left side of the bulge part is formed into the third limiting part; the right side of the insertion part is in contact with the second limiting part.

According to some preferred embodiments of the invention, the snap ring is a metal snap ring.

According to some preferred embodiments of the invention, the collar is a metal collar.

Another aspect of the present invention provides a method of making a vacuum tire.

The preparation method of the vacuum tire comprises the following steps:

providing a steel ring, wherein a first end of the steel ring is provided with a first limiting part, and a second end of the steel ring is provided with a clamping groove;

providing an inner outer tire, and sleeving the inner outer tire on the steel ring;

providing a first sealing ring, and sleeving the first sealing ring on the steel ring and on the left side of the inner outer tire;

providing a second sealing ring, sleeving the second sealing ring on the steel ring and locating the second sealing ring on the right side of the inner outer tire;

providing a cover tire body, wherein the cover tire body is formed by cutting a circular ring at the inner ring of the left side and the inner ring of a common cover tire respectively; sleeving the outer tire body outside the inner outer tire, wherein the bottom of the left side is in pressure joint with the first sealing ring, and the bottom of the right side is in pressure joint with the second sealing ring;

providing a first outer tire sealing ring, wherein the first outer tire sealing ring is a circular ring cut off from the left inner ring of the common outer tire; the first outer tire sealing ring is clamped among the bottom of the left side of the outer tire body, the left side of the first sealing ring, the right side of the first limiting part and the steel ring;

providing a second outer tire sealing ring, wherein the second outer tire sealing ring is a circular ring cut off from the right inner ring of the common outer tire; the second outer tire sealing ring is clamped between the bottom of the right side of the outer tire body, the left side of the second sealing ring and the steel ring;

providing a clamping ring, and installing the clamping ring in the clamping groove to form a second limiting part protruding out of the steel ring on the steel ring;

and providing a clamping ring, wherein the clamping ring is clamped between the second limiting part and the outer tire body and the second outer tire sealing ring.

According to some preferred embodiments of the present invention, the method of manufacturing a vacuum tire further comprises: providing a third sealing ring, and arranging the third sealing ring between the retainer ring and the steel ring.

Compared with the prior art, the vacuum tire and the preparation method thereof provided by the embodiment of the invention have the following beneficial effects:

according to the vacuum tire and the preparation method thereof provided by the embodiment of the invention, the existing common tire can be transformed into the vacuum tire with the tire-in-tire structure through the technical scheme, and the vacuum tire has the advantages of low cost, long service life, convenience in disassembly and maintenance, labor saving and the like; is particularly suitable for low-speed vehicles such as forklifts, loaders, mining engineering vehicles and the like.

Additional features of the invention will be set forth in part in the description which follows. Additional features of some aspects of the invention will become apparent to those of ordinary skill in the art upon examination of the following description and accompanying drawings or may be learned by the manufacture or operation of the embodiments. The features of the present disclosure may be realized and attained by practice or use of various methods, instrumentalities and combinations of the specific embodiments described below.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without limiting the invention. Like reference symbols in the various drawings indicate like elements. Wherein the content of the first and second substances,

FIG. 1 is a schematic representation of the structure of a vacuum tire according to some embodiments of the present invention.

FIG. 2 is a schematic representation of the construction of a vacuum tire according to further embodiments of the present invention.

Figure 3 is a schematic diagram of the structure of a collar in a vacuum tire according to some embodiments of the present invention.

Figure 4 is a schematic diagram of a collar in a vacuum tire according to further embodiments of the present invention.

List of reference numerals

100-steel ring

110-first limiting part

120-card slot

200-outer tyre

210-outer tyre casing

220-first outer tire sealing ring

230-second outer tire sealing ring

300-inner tyre

400-first seal ring

500-second seal ring

600-clasp

610-second limiting portion

700-Collar

710-third limiting part

720-insertion part

730-projection

800-third sealing ring

Detailed Description

In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that if the terms "first", "second", etc. are used in the description and claims of the present invention and in the accompanying drawings, they are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged under appropriate circumstances in order to facilitate the description of the embodiments of the invention herein. Furthermore, if the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In the present invention, if the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", etc. are referred to, the orientation or positional relationship indicated is based on the orientation or positional relationship shown in the drawings. These terms are used primarily to better describe the invention and its embodiments and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meanings of these terms in the present invention can be understood by those skilled in the art as appropriate.

In addition, in the present invention, the terms "mounted," "disposed," "provided," "connected," "sleeved," and the like should be construed broadly if they are referred to. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

One aspect of an embodiment of the present invention discloses a vacuum tire.

As shown in fig. 1, the vacuum tire may include a steel rim 100, a tire casing 210, a first tire casing sealing ring 220, a second tire casing sealing ring 230, an inner tire casing 300, a first sealing ring 400, a second sealing ring 500, a snap ring 600, and a collar 700.

Wherein, a first limiting part 110 is arranged at the first end of the steel ring 100, and a clamping groove 120 is arranged at the second end of the steel ring 100.

Wherein, the outer tire body 210 is sleeved on the steel ring 100.

The first outer tire sealing ring 220 is a cut-off part of the inner ring at the left side of the tire, and is arranged between the steel ring 100 and the inner ring at the left side of the outer tire carcass 210. The second outer tire sealing ring 230 is a cut-off portion of the inner ring on the right side of the tire, and is disposed between the steel ring 100 and the inner ring on the right side of the outer tire carcass 210. In the installed state, the tire casing 210, the first tire bead 220, and the second tire bead 230 form the outer tire 200. The left side of the outer tire casing 200 is pressed against the first stopper 110.

Wherein, the inner tyre 300 is sleeved on the steel ring 100 and is positioned in the outer tyre 200.

The first seal ring 400 is disposed between the inner tire casing 300 and the left side of the tire casing.

The second seal ring 500 is disposed between the inner tire casing 300 and the right side of the tire casing.

The snap ring 600 is disposed in the snap groove 120 and forms a second limiting portion 610 protruding from the steel ring 100. As a preferred embodiment, a metal snap ring is used as the snap ring 600.

Wherein the collar 700 has a third position-limiting portion 710. The collar 700 is clamped between the outer tire 200 and the second position-limiting portion 610, so that the right side of the outer tire 200 is pressed against the third position-limiting portion 710. Such that the outer tire casing 200 is compressed between the first stop 110 and the collar 700.

In some embodiments, as shown in fig. 2 and 4, the left side of the collar 700 is a flat surface. The flat surface is formed as a third stopper 710.

In some embodiments, collar 700 is a stepped structure with the left side stepped. Specifically, as shown in fig. 1 and 3, the collar 700 includes an insertion portion 720 and a projection portion 730. The protrusion 730 overlaps the insertion portion 720 such that the collar 700 has a stepped structure with a stepped left side. The left side of the projection 730 is formed as a third stopper 710. The right side of the insertion portion 720 contacts the second stopper portion 610. As a preferred embodiment, a metal collar is used for the collar 700. In the mounted state, the collar 700 is clamped between the second seal ring 500 and the second position-limiting portion 610, and the collar 700 is inserted between the second outer tire sealing ring 230 and the steel rim 100, so that the right side of the outer tire 200 is in contact with the third position-limiting portion 710. So that the outer tire casing 200, the inner tire casing 300, the first seal ring 400 and the second seal ring 500 are compressed between the first stopper 110 and the second stopper 610.

Further, a third sealing ring 800 is disposed between the collar 700 and the steel ring 100. The vacuum tire of the present embodiment can have three sealing rings by providing the third sealing ring 800, so that the vacuum tire has a better sealing effect.

In another aspect of the embodiments of the present invention, a method of making a vacuum tire is disclosed.

The preparation method of the vacuum tire can comprise the following steps:

a steel ring 100 is provided, a first limiting portion 110 is disposed at a first end of the steel ring 100, and a clamping groove 120 is disposed at a second end of the steel ring 100.

An inner tire casing 300 is provided, and the inner tire casing 300 is sleeved on the steel ring 100.

A first seal ring 400 is provided, and the first seal ring 400 is sleeved on the steel ring 100 and is located at the left side of the inner tyre 300.

A second seal ring 500 is provided, and the second seal ring 500 is sleeved on the steel ring 100 and is located at the right side of the inner tire casing 300.

The outer tire carcass 210 is provided, and the outer tire carcass 210 is formed by cutting a circular ring from a common outer tire at the inner circles of the left side and the right side respectively. The outer tire body 210 is sleeved outside the inner tire 300, and the left bottom is pressed against the first seal ring 400 and the right bottom is pressed against the second seal ring 500.

A first tire casing seal 220 is provided, the first tire casing seal 220 is a circular ring cut on the left inner ring of the common tire casing. The first tire casing sealing ring 220 is clamped between the bottom of the left side of the tire casing 210, the left side of the first sealing ring 400, the right side of the first limiting part 110 and the steel ring 100.

A second outer tire sealing ring 230 is provided, the second outer tire sealing ring 230 being a circular ring cut on the right inner ring of the normal tire casing. The second outer tire sealing ring 230 is clamped between the bottom of the right side of the outer tire casing 210, the left side of the second sealing ring 500 and the steel ring 100.

A clamping ring 600 is provided, and the clamping ring 600 is installed in the clamping groove 120, so that a second limiting portion 610 protruding out of the steel ring 100 is formed on the steel ring 100.

A collar 700 is provided, the collar 700 being captured between the second stop portion 610 and the tire casing 210 and the second tire bead 230. Preferably, the collar 700 is stepped. The lower portion (insertion portion) of the collar 700 is inserted between the second outer tire sealing ring 230, the rim 100, the second seal ring 500, and the second stopper portion 610, and the left side (third stopper portion) of the upper portion (projection portion) of the collar 700 blocks the second outer tire sealing ring 230. Such that the outer tire casing 200 is compressed between the first stop 110 and the collar 700. Further, the preparation method of the vacuum tire can also comprise the following steps: a third seal ring 800 is provided, the third seal ring 800 being disposed between the collar 700 and the steel ring 100.

According to the vacuum tire and the preparation method thereof provided by the embodiment of the invention, the existing common tire can be transformed into the vacuum tire with the tire-in-tire structure through the technical scheme, and the vacuum tire has the advantages of low cost, long service life, convenience in disassembly and maintenance, labor saving and the like.

It should be noted that all of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except for mutually exclusive features and/or steps.

In addition, the above-described embodiments are exemplary, and those skilled in the art, having benefit of this disclosure, will appreciate numerous solutions that are within the scope of the disclosure and that fall within the scope of the invention. It should be understood by those skilled in the art that the present specification and figures are illustrative only and are not limiting upon the claims. The scope of the invention is defined by the claims and their equivalents.