The present disclosure relates to a tower crane comprising: a tower body; an arm assembly; a tower body top connector configured to connect the arm assembly to the tower body and including one or both of a front side hinge and a rear side hinge, the front side hinging piece is configured to pivotally connect the arm assembly to the front end of the tower body top connecting piece in a releasable manner under a conventional working condition and connect and lock the arm assembly and the front end of the tower body top connecting piece under an unconventional working condition; the rear side hinge piece is constructed to enable the arm assembly to be connected to the rear end of the tower body top connecting piece in a releasable and pivoted mode under the conventional working condition and to enable the arm assembly and the rear end of the tower body top connecting piece to be connected and locked under the unconventional working condition. The tower crane can avoid dangers caused by bearing overlarge bending moment.

    本公开涉及塔式起重机,其包括:塔身;臂组件;塔身顶部连接件,所述塔身顶部连接件被构造成将臂组件连接到塔身、并包括前侧铰接件和后侧铰接件中的一者或两者,所述前侧铰接件被构造成在常规工况下将臂组件可释放地枢转连接至塔身顶部连接件的前端、并且在非常规工况下将臂组件和塔身顶部连接件的前端连接锁死,所述后侧铰接件被构造成在常规工况下将臂组件可释放地枢转连接至塔身顶部连接件的后端、并且在非常规工况下将臂组件和塔身顶部连接件的后端连接锁死。该塔式起重机可以避免承受过大弯矩而发生危险。


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    Titel :

    Tower crane


    Weitere Titelangaben:

    塔式起重机


    Beteiligte:
    SONG FENGWEI (Autor:in) / MI CHENGHONG (Autor:in) / ZHENG HUAIPENG (Autor:in) / MENG KANG (Autor:in)

    Erscheinungsdatum :

    05.09.2023


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B66C Krane , CRANES



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