The invention discloses an anti-unhooking device for a crane hook. According to the anti-unhooking device for the crane hook, a sliding groove is formed in a straight handle of the hook, a spring I and a sliding block are installed in the sliding groove, the sliding block is a straight rod with a rectangular section, a concave groove is formed in the lower end of the straight rod, a telescopic buckle is arranged on the inner side of the hook, a spring II is arranged in the buckle for supporting, an unhooking button is arranged on the outer side of the hook, the hook is provided with an arc-shaped connecting rod, and the tail end of the connecting rod is connected to the straight rod through a thin steel wire rope. The anti-unhooking device for the crane hook has the advantages that when a lifting rope is hung into the hook, the hook can be automatically closed, so that the lifting rope cannot slide off, and the safety of lifting work is ensured; and when lifting is finished and the lifting rope is taken down, the unhooking button is pressed down, so that the lifting rope can be quickly taken down, and therefore the working efficiency is high, and convenience and rapidness are achieved.

    本发明公布了一种起重机吊钩防脱钩装置。吊钩在直柄处有滑槽,滑槽内安装弹簧和滑块,滑块为截面为长方形的直杆,直杆下端有凹槽。吊钩在内侧有可伸缩的卡扣,内置弹簧支撑。吊钩在外侧有脱钩按钮。吊钩安装弧形连接杆,连接杆末端与直杆用细钢丝绳连接。在吊绳挂入挂钩时,可实现吊钩的自动封闭,使吊绳不能滑落,保证了吊装工作的安全。在吊装结束,摘取吊绳时,按下脱钩按钮,便可快速取下吊绳,工作效率高,方便快捷。


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    Title :

    Anti-unhooking device for crane hook


    Additional title:

    一种起重机吊钩防脱钩装置


    Contributors:
    YANG RUIGANG (author) / LUO LEILEI (author) / GENG MINGWEI (author) / ZHANG LU (author) / LI WENZHAO (author)

    Publication date :

    2021-12-03


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B66C Krane , CRANES



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