The invention discloses a small-tonnage electric forklift lifting device. A fork arm carrier is movably connected onto an outer mast, a ball screw is vertically arranged in the outer mast, the lower end of the ball screw is connected with a motor driving device, a horizontal lifting pull rod is connected onto a nut linearly moving along the ball screw, two guide rails are symmetrically and vertically arranged on the outer mast, two ends of the horizontal lifting pull rod are movably connected with the two guide rails respectively, two rollers are arranged at the top of the outer mast, a lifting chain is mounted on each roller, one end of the lifting chain is fixedly connected with the horizontal lifting pull rod, and the other end of the lifting chain is fixedly connected with the fork arm carrier. The small-tonnage electric forklift lifting device has the advantages that the whole lifting device is in a mechanical and motor driving mode in the running process, lubricating grease meeting food grade standards is used for lubricating, hydraulic oil is omitted, the lifting device is applicable to industries such as food and pharmaceuticals, the motor driving device drives the ball screw to run, working efficiency can be greatly improved, lifting and falling precision is improved, and stability is fine.


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    Title :

    Small-tonnage electric forklift lifting device


    Contributors:
    YU XIANG (author) / YANG CHUNHONG (author) / WANG WENXIAN (author) / YE TIANTIAN (author) / HE YI (author)

    Publication date :

    2015-09-09


    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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