The invention provides a self-disassembling device of a crane, the crane and a self-disassembling method. The self-disassembling device comprises a rotary platform, a telescopic lifting arm and a lifting-arm driving device and also comprises a supporting rod, a connector and a rope supporting piece, wherein the telescopic lifting arm is provided with a basic arm section and a telescopic arm section; the basic arm section is arranged on the rotary platform in a pivoted manner; the lifting-arm driving device is used for driving the telescopic lifting arm to carry out pivoting; the supporting rod is provided with a first end and a second end which are oppositely arranged; the first end is rotatably arranged on the rotary platform; the connector is used for connecting the telescopic lifting arm and the supporting rod, has a lifting state for lifting the supporting rod and a falling state for falling the supporting rod and is connected on the basic arm section or the telescopic arm section; the rope supporting piece is arranged on the supporting rod and the rope supporting piece and the first end are arranged at an interval. The self-disassembling device provided by the invention has the advantages that with the adoption of the technical scheme, the disassembly and the assembly of a main winch are convenient.


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    Title :

    Self-disassembling device of crane, crane and self-disassembling method


    Contributors:
    YAN HAO (author)

    Publication date :

    2015-04-08


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B66C Krane , CRANES



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