The invention discloses a stepless adjustable lifting operation device, comprising: a telescopic tower body comprising a plurality of standard knots sleeved in sequence and an oil cylinder for driving the standard knots to jack; the cross beam frame is arranged on the outermost standard knot; one end of the shear fork lifting mechanism is arranged on the cross beam frame; the lifting sleeve frame is connected to the other end of the shear fork lifting mechanism and comprises a plurality of first friction blocks which abut against the standard sections and guide lifting of the shear fork lifting mechanism, the shear fork lifting mechanism is combined with the variable-cross-section telescopic tower body, and stepless adjustment of the height of the lifting sleeve frame is achieved.

    本发明公开一种可无级调节的升降作业装置,包括:伸缩塔身,包括若干节依次套设的标准节以及驱动标准节顶升的油缸;横梁框,设置于最外侧标准节上;剪叉升降机构,一端设置于横梁框上;升降套架,连接于剪叉升降机构的另一端上,包括若干与标准节相抵、对剪叉升降机构升降导向的第一摩擦块,将剪叉升降机构与变截面伸缩塔身结合,实现了升降套架高度的无级调节。


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    Title :

    Stepless-adjustable lifting operation device


    Additional title:

    一种可无级调节的升降作业装置


    Contributors:
    CONG YUNLONG (author) / WU ZAN (author) / JIN FENG (author) / WANG BO (author) / ZHOU TIANQI (author) / ZHOU LIHONG (author) / LI KUNJUN (author) / ZHENG ZHIYONG (author) / YAO CHENGKAI (author) / TONG QI (author)

    Publication date :

    2025-05-02


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    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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