The invention discloses a folding arm type lorry-mounted crane and belongs to the technical field of lorry-mounted cranes. The gantry folding arm type lorry-mounted crane achieves the technical purposes of being simple in structure, high in reliability and convenient to install and maintain. According to the adopted technical scheme, the bottom end of a stand column is installed on one edge of the upper face of a base assembly through a swing drive in an offset manner, a hydraulic oil tank is fixedly installed on the other edge of the base assembly, a hydraulic motor is fixedly installed on one side of the swing drive, the upper end of the stand column is hinged to one end of a movable arm assembly, the other end of the movable arm assembly is hinged to one end of a suspension arm assembly, a lifting hook assembly is installed at the other end of the suspension arm assembly, a cylinder body of a movable arm oil cylinder is hinged to the bottom of the stand column, and the end of a piston rod of the movable arm oil cylinder is hinged to the middle of the movable arm assembly; a cylinder body of a suspension arm oil cylinder is hinged to the middle of the movable arm assembly, and the end of a piston rod of the suspension arm oil cylinder is hinged to the suspension arm assembly; and an electrical system is controlled by a wired remote controller. Stand column offset, overall swing and gantry folding are adopted, so that the structure of the crane is simplified and the reliability is improved.


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    Title :

    Folding arm type lorry-mounted crane


    Contributors:
    LI KAI (author) / SUN XIAOFENG (author) / GAO PUGANG (author) / LIU MING (author) / WANG LEYOU (author) / TANG ZHIYUAN (author) / XU YANQIANG (author) / ZHAO ZHENFENG (author) / SONG LIJUAN (author) / WANG ZHEN (author)

    Publication date :

    2016-01-20


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B66C Krane , CRANES



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