CN214775212U

CN214775212U - Handcart inner tube of a tyre of easy dismouting

Info

Publication number: CN214775212U
Application number: CN202120362553.7U
Authority: CN
Inventors: 卢彦宁; 卢艳芳; 张瑞明
Original assignee: Qingdao Hengyuexiang Vehicle Co ltd
Current assignee: Qingdao Hengyuexiang Vehicle Co ltd
Priority date: 2021-02-09
Filing date: 2021-02-09
Publication date: 2021-11-19
Anticipated expiration: 2031-02-09

Abstract

The utility model relates to the field of tires, and discloses an easily assembled and disassembled inner tire of a handcart, which solves the problems that the inner tire of a handcart in the current market is very complicated in replacement operation, low in maintenance efficiency, long in consumed time and extremely low in service life, and comprises a hub frame, wherein the surface of the hub frame is movably connected with an outer tire, an inner tire body is movably connected between the outer tire and the hub frame, one end of the inner tire body is provided with an arc groove, the other end of the inner tire body is movably connected with the inner surface of the arc groove, the surface of the inner tire body is provided with an inflation valve, and one end of the inflation valve penetrates through and extends into the inner portion of the inner tire body; meanwhile, when the inner tube is replaced, the wheel hub does not need to be dismantled, the operation process is simple and rapid, time and labor are saved, the original service performance of the tire is kept, the key problem that the tire is difficult to replace is solved, and therefore the use of the tire is facilitated for the majority of users; improve work efficiency, reduce working strength.

Description

Handcart inner tube of a tyre of easy dismouting

Technical Field

The utility model belongs to the technical field of the tire, specifically be a handcart inner tube of a tyre of easy dismouting.

Background

The tire is a circular ring-shaped elastic rubber product which is assembled on various vehicles or machines and is grounded and rolled, and is usually installed on a metal rim, can support a vehicle body, buffer external impact, realize contact with a road surface and ensure the driving performance of the vehicle, is often used under complicated and harsh conditions, bears various deformation, load, force and high and low temperature effects during driving, and therefore has high bearing performance, traction performance and buffering performance, and simultaneously has high wear resistance and flexibility resistance, low rolling resistance and heat generation.

The existing handcart inner tube is very complicated in replacement operation, low in maintenance efficiency, long in consumed time, extremely short in service life and large in integral use limitation.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides a handcart inner tube of a tyre of easy dismouting, the effectual handcart inner tube of a tyre who has solved among the above-mentioned background art current changes the operation very loaded down with trivial details, and maintenance efficiency is low, and it is longer to consume time to the very low problem of life-span of using.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an easy handcart inner tube of a tyre of dismouting, includes the wheel hub frame, the surperficial swing joint of wheel hub frame has the cover tire, and swing joint has the inner tube of a tyre body between cover tire and the wheel hub frame, and the arc groove has been seted up to the one end of inner tube of a tyre body, and the other end of inner tube of a tyre body and the internal surface swing joint of arc groove, the surface mounting of inner tube of a tyre body has the inflation valve, and the one end of inflation valve runs through and extends to the inside of inner tube of a tyre body.

Preferably, the cover tire comprises a tire body layer, an air-tight layer, a tire crown layer and a tread pattern layer, wherein the air-tight layer and the tire crown layer are fixedly connected between the tire body layer and the tread pattern layer, and the tire crown layer is fixedly connected between the air-tight layer and the tread pattern layer.

Preferably, the inner tube body comprises a rubber layer, an explosion-proof layer and a leakage-proof layer, and the explosion-proof layer is fixedly connected between the rubber layer and the leakage-proof layer.

Preferably, steel frames are installed on the inner surface of the hub frame at equal intervals, and a circular clamping frame is fixedly connected to the other end of each steel frame.

Preferably, the surface of the inflation valve is movably connected with a rotary cover.

Preferably, the inner surface of the hub carrier is provided with an air valve groove.

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

(1) when the handcart inner tube works, the whole handcart inner tube is simple and reasonable in structure, convenient to process and manufacture and low in manufacturing cost; meanwhile, when the inner tube is replaced, the wheel hub does not need to be dismantled, the operation process is simple and rapid, time and labor are saved, the original service performance of the tire is kept, the key problem that the tire is difficult to replace is solved, and therefore the use of the tire is facilitated for the majority of users; improve work efficiency, reduce working strength.

(2) The inflation valve is aligned to the position of the air valve groove, the inner tube body is installed between the hub frame and the outer tire, the rubber layer is used for improving the flexibility of the inner tube body, the inflation valve is opened through the rotary cover, the inner tube body is inflated through the inflation valve, the anti-explosion layer and the anti-leakage layer are used for prolonging the service life of the inner tube body in the inflating process, the steel frame is used for strengthening the support performance of the whole hub frame, and finally the tire body layer, the air seal layer and the tire tread pattern layer are used for improving the wear resistance of the whole outer tire.

Drawings

The accompanying drawings 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 and not to limit the invention.

In the drawings:

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

fig. 2 is a schematic structural view of the interior of the hub carrier of the present invention;

FIG. 3 is a schematic structural view of the inner tube body of the present invention;

in the figure: 1. a hub carrier; 2. an outer tire; 201. a carcass layer; 202. an airtight layer; 203. a crown layer; 204. a tread pattern layer; 3. an inner tube body; 301. a rubber layer; 302. an explosion-proof layer; 303. a leakage-proof layer; 4. an arc groove; 5. an inflation valve; 6. a steel frame; 7. a circular clamp frame; 8. a rotating cover; 9. a valve spool.

Detailed Description

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 some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Embodiment one, given by figure 1 and figure 2, the utility model discloses, including wheel hub frame 1, wheel hub frame 1's surperficial swing joint has cover tire 2, utilize cover tire 2 to be convenient for protect inner tube of a tyre body 3, swing joint has inner tube of a tyre body 3 between cover tire 2 and the wheel hub frame 1, arc groove 4 has been seted up to inner tube of a tyre body 3's one end, utilize arc groove 4 to be convenient for inner tube of a tyre body 3 to install in the inside of cover tire 2, the other end of inner tube of a tyre body 3 and arc groove 4's internal surface swing joint, the surface mounting of inner tube of a tyre body 3 has inflation valve 5, inflation valve 5's one end runs through and extends to inner tube of a tyre body 3's inside, utilize inflation valve 5 to be convenient for aerify inner tube of a tyre body 3.

In the second embodiment, based on the first embodiment, as shown in fig. 3, the tire casing 2 includes a carcass layer 201, an inner liner 202, a crown layer 203 and a tread pattern layer 204, the inner liner 202 and the crown layer 203 are fixedly connected between the carcass layer 201 and the tread pattern layer 204, the crown layer 203 is fixedly connected between the inner liner 202 and the tread pattern layer 204, and the tread pattern layer 204 is used to facilitate enhancing friction between the tire casing 2 and the ground.

In the third embodiment, based on the first embodiment, as shown in fig. 3, the inner tube body 3 includes a rubber layer 301, an explosion-proof layer 302 and a leakage-proof layer 303, the explosion-proof layer 302 is fixedly connected between the rubber layer 301 and the leakage-proof layer 303, and the leakage-proof layer 303 is used to prevent the whole inner tube body 3 from leaking air.

In the fourth embodiment, based on the first embodiment, as shown in fig. 1 and 2, steel frames 6 are installed on the inner surface of the hub frame 1 at equal intervals, and a circular clamping frame 7 is fixedly connected to the other end of the steel frame 6, so that the stability of the whole hub frame 1 is improved by using the steel frame 6.

Fifth embodiment, on the basis of the first embodiment, as shown in fig. 1 and 2, a rotary cover 8 is movably connected to the surface of the inflation valve 5, and the inflation valve 5 is conveniently protected by the rotary cover 8.

Sixth embodiment, as shown in fig. 1, on the basis of the first embodiment, the air valve groove 9 is formed in the inner surface of the hub carrier 1, and the air valve 5 is conveniently inserted through the air valve groove 9.

The working principle is as follows: during operation, the inflation valve 5 is aligned with the air valve groove 9, the inner tube body 3 is installed between the hub frame 1 and the outer tire 2, the rubber layer 301 is used for improving the flexibility of the inner tube body 3, the rotation cover 8 is used for opening the inflation valve 5, the inner tube body 3 is inflated through the inflation valve 5, the anti-explosion layer 302 and the anti-leakage layer 303 are used for prolonging the service life in the inflating process, the steel frame 6 is used for enhancing the support performance of the whole hub frame 1, and finally the tire body layer 201, the air-tight layer 202 and the tread pattern layer 204 are used for improving the wear resistance of the whole outer tire 2.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an easy dismouting's handcart inner tube, includes hub carrier (1), its characterized in that: the surface swing joint of wheel hub frame (1) has cover tire (2), swing joint has inner tube of a tyre body (3) between cover tire (2) and wheel hub frame (1), and arc groove (4) have been seted up to the one end of inner tube of a tyre body (3), and the other end of inner tube of a tyre body (3) and the internal surface swing joint of arc groove (4), the surface mounting of inner tube of a tyre body (3) has inflation valve (5), and the one end of inflation valve (5) runs through and extends to the inside of inner tube of a tyre body (3).

2. A readily disassembled and assembled inner tube for a stroller according to claim 1, wherein: the cover tire (2) comprises a tire body layer (201), an air-tight layer (202), a tire crown layer (203) and a tire tread pattern layer (204), wherein the air-tight layer (202) and the tire crown layer (203) are fixedly connected between the tire body layer (201) and the tire tread pattern layer (204), and the tire crown layer (203) is fixedly connected between the air-tight layer (202) and the tire tread pattern layer (204).

3. A readily disassembled and assembled inner tube for a stroller according to claim 1, wherein: the inner tube body (3) comprises a rubber layer (301), an explosion-proof layer (302) and a leakage-proof layer (303), wherein the explosion-proof layer (302) is fixedly connected between the rubber layer (301) and the leakage-proof layer (303).

4. A readily disassembled and assembled inner tube for a stroller according to claim 1, wherein: steel frames (6) are installed on the inner surface of the hub frame (1) at equal intervals, and a circular clamping frame (7) is fixedly connected to the other end of each steel frame (6).

5. A readily disassembled and assembled inner tube for a stroller according to claim 1, wherein: the surface of the inflation valve (5) is movably connected with a rotary cover (8).

6. A readily disassembled and assembled inner tube for a stroller according to claim 1, wherein: the inner surface of the hub frame (1) is provided with an air valve groove (9).