The invention discloses a lifting device with an upper limiting sensor and a lower limiting sensor for construction projects. The lifting device is used for lifting large-scale building stones (100). The lifting device comprises a machine frame (1), a cavity (101) arranged in the machine frame (1), a lifting motor (2) arranged at the bottom of the cavity (101), a driving threaded sleeve (3) connected with an output shaft of the lifting motor (2), a driving threaded rod (4) arranged in the driving threaded sleeve (3) and connected with the driving threaded sleeve (3) in a threaded fit mode, a lifting base (5) arranged at the top of the driving threaded rod (4), a fixed base (6) arranged on the lifting base (5), and a lifting lever (8) arranged on the fixed base (6). The fixed base (6) is further provided with a movable hinge (7) used for fixing the lifting lever (8) and allowing the lifting lever (8) to rotate.


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    Title :

    Lifting device with upper limiting sensor and lower limiting sensor for construction projects


    Contributors:
    FANG QIAN (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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