The invention provides an external foldable lifting mechanism for a vehicle maintenance service vehicle. The external foldable lifting mechanism is characterized by comprising a connecting seat; a base is in threaded connection with the connecting seat; two landing legs are arranged at the rear end of the base, the front ends of the landing legs are hinged to the base, and the two landing legs are fixedly connected through a first cross rod; the front ends of main arms are hinged to the base, and the main arms are fixedly connected through a second cross rod; the front ends of auxiliary arms are hinged to the base; a lifting platform is parallel to the bottom faces of the landing legs, and hinged to the rear ends of the main arms and the rear ends of the auxiliary arms at the same time; two pairs of safety supporting rods are arranged on the outer sides of the two landing legs respectively, the upper ends of the safety supporting rods are fixedly connected with the main arms, and the lower ends of the safety supporting rods are fixedly connected with the landing legs; a cylinder body of each landing leg oil cylinder is hinged to the base, and a piston rod of each landing leg oil cylinder is hinged to the first cross rod; a cylinder body of a lifting oil cylinder is hinged to the first cross rod, and a piston rod of the lifting oil cylinder is hinged to the second cross rod; and landing leg safety pins penetrate the landing legs when the landing legs are folded, are arranged in the base in a penetrating manner and are fixedly connected with the base, landing leg discs are arranged below the rear supporting faces of the rear ends of the landing legs and fixedly connected with the landing legs, small battens are arranged below the landing leg discs, and large battens are arranged below the front supporting faces of the landing legs.


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    Title :

    External foldable lifting mechanism for vehicle maintenance service vehicle


    Contributors:
    BO SHIJIU (author) / YANG DISHENG (author) / JIAO SHENGZHONG (author) / ZHU JINGHUA (author) / FAN WENSUO (author)

    Publication date :

    2016-01-13


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B66F HOISTING, LIFTING, HAULING, OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD , Hub-, Verhol- oder Schubvorrichtungen, soweit nicht anderweitig vorgesehen, z.B. Vorrichtungen mit unmittelbarer Krafteinwirkung auf die Last



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