The invention discloses a winch lifting type counterweight device which comprises a counterweight tray, a lower lifting pulley block, an upper lifting pulley block and a connecting pull plate, the lower lifting pulley block, the upper lifting pulley block and the connecting pull plate are arranged on the two sides of a center shaft of the counterweight tray respectively, the counterweight tray is connected with the lower lifting pulley block, and the connecting pull plate is connected with the lower lifting pulley block. The connecting pulling plate is connected with the upper lifting pulley block, a winding drum mechanism is arranged in the balancing weight tray, the winding drum mechanism outputs ropes towards the two sides of the middle shaft respectively, and the output ropes of the winding drum mechanism are wound through the lower lifting pulley block and the upper lifting pulley block respectively to form a pulley lifting mechanism. The height of the balancing weight can be adjusted to adapt to different crane working conditions, the size is small, and synchronism is good.

    本发明公开了一种卷扬提升型平衡重装置,包括平衡重托盘、下提升滑轮组、上提升滑轮组和连接拉板,所述平衡重托盘的中轴两侧分别布置所述下提升滑轮组、上提升滑轮组和连接拉板,所述平衡重托盘与所述下提升滑轮组连接,所述连接拉板与所述上提升滑轮组连接,所述平衡重托盘内设有卷筒机构,所述卷筒机构分别向所述中轴的两侧出绳,所述卷筒机构的出绳分别经过所述下提升滑轮组和所述上提升滑轮组卷绕构成滑轮升降机构。本发明可调节平衡重的高度以适应不同的起重机工况,并且体积小同步性好。


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    Title :

    Winch lifting type counterweight device and crane


    Additional title:

    卷扬提升型平衡重装置及起重机


    Contributors:
    CHEN GUOLIANG (author) / SUN YING (author) / LIN HUA (author) / ZHOU YULONG (author)

    Publication date :

    2023-04-18


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B66C Krane , CRANES



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