The invention relates to the technical field of hoisting equipment, in particular to a jacking method of a lower jacking tower crane in an elevator shaft, the method relates to a tower crane, a sleeve frame and a jacking device, the tower crane comprises a tower body and a suspension arm, the jacking device is arranged at the bottom of the tower body, and the jacking device is fixedly connected with the bottom ground of the elevator shaft in a building; the jacking device is used for jacking the tower body; one side of the elevator shaft is provided with an inlet for a standard knot to enter the lowest part of the tower body, the sleeve frame is fixed on the inner wall of the elevator shaft, a plurality of rollers are arranged in the sleeve frame, and the sleeve frame is sleeved on the outer side of the tower body in a sliding manner through the rollers. And the torsion problem of the tower body during jacking can be well solved.

    本发明涉及起重设备技术领域,一种电梯井内的下顶升塔机的顶升方法,所述方法涉及塔机、套架、顶升装置,所述塔机包括塔身和吊臂,所述塔身的底部为顶升装置,所述顶升装置和建筑内的电梯井底部地面固定连接;所述顶升装置用于将塔身顶升;所述电梯井的一侧设有供标准节进入到塔身最下方的入口,所述套架固定在电梯井的内壁,该套架内设有若干滚轮,通过滚轮滑动套设在塔身的外侧,在顶升时,顶升装置的推动下,不仅使塔身支撑在套架内平稳上升,还可以很好的应对在顶升时时塔身的扭力问题。


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    Title :

    Jacking method of lower jacking tower crane in elevator shaft


    Additional title:

    一种电梯井内的下顶升塔机的顶升方法


    Contributors:
    HE BINYE (author) / QIN DONGDONG (author) / LIU YONG (author) / WEI KAIZONG (author)

    Publication date :

    2022-12-16


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B66C Krane , CRANES



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