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Tire replacing device

A technology of tires and axles, which is applied to tire parts, transportation and packaging, vehicle parts, etc. It can solve the problems of high cost, inability to solve the problem of car tire blowout, and inconvenient maintenance, and achieve a simple structure, fewer components, and space saving. Effect

Inactive Publication Date: 2015-01-21
刘哲铭
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The inner tube of the material-air mixed run-flat tire of the present invention is filled with space cotton to a certain extent, the outer wall of the inner tube and the inner wall of the outer tube form an isolation layer, and the gas layer is about 1 cm; Although it can prevent tire blowout, its cost is high, maintenance is inconvenient, and there is no product on the market at present, so it cannot solve the problem of car blowout

Method used

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Embodiment Construction

[0020] The present invention comprises wheel shaft 5, and it is characterized in that: the jack 7 that has pressure bar 8 is arranged on the wheel shaft 5 through bearing 6, and the lower end of jack 7 is provided with roller 9, and the front and rear sides of jack 7 lower end are all provided with telescopic rod 2, telescopic rod 2 One end of the telescopic rod 2 is hinged with the jack 7, and the other end of the telescopic rod 2 is hinged with the motor vehicle frame 1.

[0021] As a preferred solution of the present invention, the rollers 9 are arranged on the inner and outer sides of the jack 7 .

[0022] As another preferred solution of the present invention, the telescopic rod 2 is provided with a cylindrical shock absorber 3 .

[0023] As a third preferred solution of the present invention, the pressing rod 8 is configured as a folding rod.

[0024] When wheel 4 blows out, only need by pressure bar 8, jack 7 is ejected, and roller 9 is pushed down, and after roller 9 ...

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Abstract

The utility model relates to an automobile tire temporary replacing device used in the flat tire, in particular to a tire replacing device. The tire replacing device is simple in structure, convenient to use and capable of enabling an automobile after the flat tire to run at the low speed. The tire replacing device comprises an axle and is characterized in that a jack with a pressing rod is arranged on the axle through a bearing; a roller is arranged at the lower end of the jack; telescopic rods are arranged on the front side and the back side of the lower end of the jack; one end of each telescopic rod is hinged to the jack; the other ends of the telescopic rods are hinged to a motor vehicle frame.

Description

Technical field: [0001] The invention relates to a temporary replacement device for automobile tires used when a tire is blown out. Background technique: [0002] At present, when the existing motor vehicles are driving on the road, once a tire blows out, they cannot continue to drive; if the car is damaged in a remote place or on the highway, it will take a long time to wait for a tow truck; There is an urgent need for a device that temporarily replaces tires, so that motor vehicles can still continue to run after a flat tire. [0003] The utility model patent with the application number of 201120218987.6 discloses a run-flat tire, which includes: an outer tire and a steel ring; The steel ring is designed with an inner tube air intake nozzle, and the inner tube U groove is designed with an outer tire air intake nozzle. The inner tube of the material-gas mixed run-flat tire of the present invention is filled with space cotton to a certain extent, and the outer wall of the ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B60C17/04
Inventor 刘哲铭
Owner 刘哲铭
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