The invention provides a large-diameter pipe jacking long-distance pipe retreating force transmission device which comprises a fixed cross beam, a first fixed point position, a second fixed point position and a force transmission device, and the fixed cross beam is used for being fixed to a machine head of a pipe jacking machine; the movable cross beam and the fixed cross beam are arranged in a spaced mode, a second fixed point position and a third fixed point position which are arranged in a staggered mode are formed on the movable cross beam, the second fixed point position is used for fixing a jack, the third fixed point position protrudes out of the outer side of the tail end of the jacking pipe, and the third fixed point position and the first fixed point position are coaxially arranged; the steel strand is connected with the first fixed point position and the third fixed point position; wherein the second fixed point is provided with a jack bracket, and the jack bracket is fixed on the well wall of the open caisson and is used for supporting the jack; the movable cross beam is provided with a cross beam support used for supporting the movable cross beam. The technical problems that in the prior art, pipe withdrawing construction of large-diameter long-distance pipe joints is not suitable, and potential safety hazards exist are solved.
本发明提供了大直径顶管长距离退管传力装置,包括:固定横梁,形成有第一固定点位,用于固定于顶管机机头;移动横梁,与所述固定横梁呈间隔设置,所述移动横梁形成有交错设置的第二固定点位和第三固定点位,所述第二固定点位用于固定千斤顶,所述第三固定点位凸显于顶管的末端外侧,且所述第三固定点位与所述第一固定点位同轴设置;以及钢绞线,连接所述第一固定点位和所述第三固定点位;其中,所述第二固定点位设有千斤顶支架,所述千斤顶支架固定于沉井井壁,用于支撑所述千斤顶;所述移动横梁设有横梁支架,用于支撑所述移动横梁。本发明解决了现有技术中存在的不适用大直径长距离管节的退管施工,以及存在安全隐患的技术问题。
Large-diameter pipe jacking long-distance pipe withdrawing force transmission device
大直径顶管长距离退管传力装置
2024-04-09
Patent
Electronic Resource
Chinese
IPC: | F16L PIPES , Rohre / 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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