The invention discloses an arm frame fastening structure of a jib crane structure, wherein the bottom end of a bottom section arm is provided with a tripod, and the top of the bottom section arm is provided with a plurality of middle arms by connecting pieces; the plurality of middle arms are connected together by the connecting pieces; the tail end of the last middle arm is provided with a top section arm by the connecting piece; the front end of the top section arm is provided with a bracket; a frame body is formed by the bottom section arm, the middle arms and the top section arm; a square framework is formed by outer rods arranged at the outmost sides; the centers of every two adjacent outer rods are connected and fixed with each other by a reinforcing rod I; the centers of every two adjacent reinforcing rods I are connected and fixed with each other by a reinforcing rod II. According to the arm frame fastening structure of the jib crane structure, the centers of every two adjacent outer rods are connected and fixed with each other by the reinforcing rod I, and the centers of every two adjacent reinforcing rods I are connected and fixed with each other by the reinforcing rod II, so that the arm frame structure is very firm, and an arm frame can be used for bearing a heavier hanging object; the novel arm frame structure of the jib crane is simple in structure and novel in design.


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    Title :

    Arm frame fastening structure of jib crane structure


    Contributors:
    ZHU FEICHAO (author) / QI GUOQING (author)

    Publication date :

    2015-06-03


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B66C Krane , CRANES



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