The invention discloses a lifting hook mechanism for a crane. The lifting hook mechanism for the crane comprises an upper hook, a fixed pin, an outer shell, a rotating shaft, a spring, a fastener, a lower hook, a fixed part, a lock chain, an inner shell and a gear, wherein one end of the upper hook is installed at the top end of the outer shell through the fixed pin and the inner shell is installed in the outer shell; the rotating shaft is installed in the outer shell and one end of the rotating shaft is connected with the gear installed on the side wall of the inner shell; one end of the outer shell is connected with the lock chain and one end of the lock chain is tightly connected with the fixed part; the bottom end of the fixed part is tightly connected with the lower hook and a spring connected with the fastener is arranged at one end of the lower hook. Compared with the prior art, the lifting hook mechanism for the crane has the beneficial effects that the structural connection is compact, the installation is simple and convenient, the lifting hook mechanism can lift heavy objects, the service life is long and the operation is simple.


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    Title :

    Lifting hook mechanism for crane


    Contributors:
    CHEN DAXING (author)

    Publication date :

    2015-12-23


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B66C Krane , CRANES



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