The invention provides a self-propelled crane. The self-propelled crane comprises a base, a crane boom, a pull rod, an A-frame, a lifting mechanism, a luffing mechanism, a rotary mechanism, a rotary platform and a lifting appliance; the bottom of the base is provided with a walking and fixing mechanism, the top of the base is provided with a rotary support, and the rotary platform is installed on the rotary support of the base and can do rotary motion; the A-frame is installed on the rotary platform, and the top end of the A-frame is rotatably connected with one end of the pull rod; the pull rod is provided with a pull rope and connected with the top end of the crane boom through the pull rope; the top end of the crane boom is provided with the lifting appliance, and the tail end of the crane boom is rotatably connected with the front end of the rotary platform; the rotary platform is provided with the lifting mechanism, the luffing mechanism and the rotary mechanism; the lifting mechanism is connected with the lifting appliance on the crane boom through a lifting rope, the luffing mechanism is connected with the pull rope on the pull rod, and the rotary mechanism is connected with the rotary support arranged on the base. The self-propelled crane is flexible and convenient to use, high in safety and small in limitation, and serves as the efficient equipment for lifting bulk cargoes such as gravels and coal at wharfs and storage yards.


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    Title :

    Self-propelled crane


    Contributors:
    SHEN FUGANG (author)

    Publication date :

    2015-11-11


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B66C Krane , CRANES



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