The invention provides a worm gear leading screw type lifting device for mounting of an air duct. The device comprises a base, a worm gear leading screw lifter, a lifting mechanism and a rotary mechanism, wherein two ends of the base are respectively provided with a front extension supporting leg and a rear extension supporting leg, base top surfaces are arranged on the worm gear leading screw lifter in a bilateral symmetry way, the lifting mechanism is used for carrying out lifting for air duct mounting through the worm gear leading screw lifter, and the rotary mechanism is used for carrying out rotary assembly of the air duct. The device is simple in structure and convenient to operate, saves manpower, reduces potential safety hazard of indoor work high above the ground, and improves the working efficiency and the working quality.


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    Titel :

    Worm gear leading screw type lifting device for mounting of air duct


    Beteiligte:
    YANG DEZHI (Autor:in) / XIA CHUN (Autor:in)

    Erscheinungsdatum :

    24.02.2016


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    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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