The invention discloses a large-scale construction stone lifting device with the adjustable operation speed. The device is used for lifting a large-scale construction stone (100). The device comprises a rack (1), a cavity (101), a lifting motor (2), a driving threaded sleeve (3), a driving threaded rod (4), a lifting base (5), a fixing seat (6) and a lifting lever (8); the cavity (101) is formed inside the rack (1); the lifting motor (2) is arranged at the bottom of the cavity (101); the driving threaded sleeve (3) is connected with an output shaft of the lifting motor (2); the driving threaded rod (4) is arranged inside the driving threaded sleeve (3) and connected with the driving threaded sleeve (3) in a screw-thread fit mode; the lifting base (5) is arranged on the top of the driving threaded rod (4); the fixing seat (6) is arranged on the lifting base (5); the lifting lever (8) is arranged on the fixing seat (6); a movable hinge (7) used for fixing the lifting lever (8) is further arranged on the fixing seat (6), and the lifting lever (8) can rotate by means of the movable hinge (7); guide rods (9) penetrating through the lifting base (5) are arranged on the left side and the right side of the lifting base (5).


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    Title :

    Large-scale construction stone lifting device with adjustable operation speed


    Contributors:
    FANG QIAN (author)

    Publication date :

    2015-12-02


    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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