The invention provides an inflation-free explosion-proof inner tube for a heavy-duty vehicle, and relates to the technical field of tires, the inflation-free explosion-proof inner tube for the heavy-duty vehicle comprises an annular tire body, the tire body is used for being arranged between a hub and an outer tire, and the tire body comprises a first-stage elastic part, a second-stage elastic part, a third-stage elastic part and a fourth-stage elastic part; the first-stage elastic part, the second-stage elastic part, the third-stage elastic part and the fourth-stage elastic part are sequentially connected, the first-stage elastic part is used for abutting against the inner surface of an outer tire, and the part, used for making contact with the inner surface of the outer tire, of the first-stage elastic part is of a regular hexagon or regular triangle or regular quadrilateral honeycomb structure; the third-stage elastic part is provided with a second cavity, the fourth-stage elastic part is provided with a third cavity, and a plurality of elastic balls are arranged in the first cavity, the second cavity and the third cavity respectively. Compared with an existing inflatable tire, the inflation-free explosion-proof inner tube for the heavy-duty vehicle has the advantages of being resistant to puncture, free of inflation, free of tire burst and good in slow inflation performance.

    本发明提供了一种重型车用免充气防爆内胎,涉及轮胎技术领域,所述重型车用免充气防爆内胎包括圆环形胎身,胎身用于设置于轮毂与外胎之间,胎身包括一级弹性部、二级弹性部、三级弹性部和四级弹性部,一级弹性部、二级弹性部、三级弹性部和四级弹性部依次连接,一级弹性部用于抵接于外胎内表面,且一级弹性部用于与外胎内表面接触的部分为正六边形或正三角形或正四边形的蜂窝状结构,二级弹性部开设有第一腔体,三级弹性部开设有第二腔体,四级弹性部开设有第三腔体,第一腔体、第二腔体和第三腔体的内部分别设置有多个弹性球。本发明的重型车用免充气防爆内胎相比于现有充气式轮胎,具有不怕扎刺、不需打气、不会爆胎、缓充性能好的优势。


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    Title :

    Inflation-free explosion-proof inner tube for heavy-duty vehicle


    Additional title:

    一种重型车用免充气防爆内胎


    Contributors:
    JIN YUGU (author) / LIU YONG (author) / JIANG FEI (author)

    Publication date :

    2023-01-20


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60C VEHICLE TYRES , Fahrzeugreifen



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