The invention relates to a rail gnawing prevention device, and can be applied to bridge cranes. The rail gnawing prevention device comprises a rolling part, wherein the rolling part comprises a connecting shaft and a roller, and the roller is arranged on the connecting shaft in a rolling way. The bridge crane comprises a crane body and wheels arranged on the crane body in a rolling manner, whereinthe wheels are each provided with a limiting groove, the limiting groove is matched with a track in a rolling way, the rolling parts are arranged on the two opposite sides of each wheel, the track ispositioned between the two rollers, and the distance between the rims of the two rollers is smaller than the groove width of the limiting groove. The invention also discloses the bridge crane. According to the rail gnawing prevention device and the bridge crane, the problem that the rail gnawing phenomenon is easy to occur for an existing crane can be solved.

    本申请涉及一种防啃轨装置,可应用于桥式起重机,所述防啃轨装置包括滚动部,所述滚动部包括连接轴和滚轮,所述滚轮可滚动地设置于所述连接轴,所述桥式起重机包括起重机本体和滚动设置于所述起重机本体的车轮,所述车轮上设置有限位槽,所述限位槽与轨道滚动配合,所述车轮相背的两侧均设置有所述滚动部,且所述轨道处于两个所述滚轮之间,且两个所述滚轮的轮缘之间的距离小于所述限位槽的槽宽。本申请还公开一种桥式起重机。本方案能够解决目前的起重机容易产生啃轨现象的问题。


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    Title :

    Rail gnawing prevention device and bridge crane


    Additional title:

    一种防啃轨装置及桥式起重机


    Contributors:
    ZHAO YANBIN (author) / YANG BAO (author) / XU PENGFEI (author) / ZHANG MINGHONG (author) / ZHAO SUINING (author)

    Publication date :

    2020-12-04


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B66C Krane , CRANES



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