The invention discloses a tower crane slewing support which comprises an inner support, an outer support, a slewing bearing and a slewing mechanism, the outer support is arranged outside the inner support in a sleeving mode, and the upper end of the outer support and the upper end of the inner support are rotatably connected through a high-strength bolt and a first slewing bearing. The lower end of the outer support is rotatably connected with the lower end of the inner support through a high-strength bolt and a second slewing bearing, the slewing mechanism is installed on the outer support, the driving end of the slewing mechanism is connected with the second slewing bearing, and a plurality of supporting legs used for being connected with a tower body are arranged on the bottom face of the inner support. And manufacturing is convenient, cost is low, and stress is more stable.

    本发明公开了一种塔机回转支座,包括内支座、外支座、回转支承、回转机构,所述外支座套设在内支座外,该外支座和内支座的上端通过高强度螺栓、第一回转支承可转动的连接,所述外支座和内支座的下端通过高强度螺栓、第二回转支承可转动的连接,所述回转机构安装在外支座上,所述回转机构的驱动端与第二回转支承连接,所述内支座的底面处设有用于连接塔身的若干支腿。便于制造、成本低、受力更稳定。


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    Title :

    Tower crane slewing bearing and tower crane


    Additional title:

    一种塔机回转支座及塔机


    Contributors:
    ZHOU BING (author) / WEN CHAOHUI (author) / LI XIANGMIN (author) / HUANG BAOZHONG (author) / MOON HO-IL (author) / YANG WU (author) / ZENG DEXUE (author) / NING ZHENGCHAO (author)

    Publication date :

    2023-01-24


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B66C Krane , CRANES



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