The invention discloses a tower crane device and an operating method thereof. The tower crane device comprises a main tower body (21), a sleeve frame (22) arranged at the top of the main tower body (21) in a sleeve manner, a gear disk (24) fixedly mounted at the top end of the sleeve frame (22), a rotating frame (27) rotationally matched with the gear disk (24) as well as a rotating arm (26) fixedly connected with the rotating frame (27), wherein a rotating driving motor (28) is fixedly arranged on the rotating frame (27) and meshed with the gear disk (24) through a pinion (29) fixedly connected with the rotating driving motor (28) so as to drive the rotating frame (27) and the rotating arm (26) to rotate.


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    Title :

    Tower crane device and operating method thereof


    Contributors:
    SHU YONGJUN (author)

    Publication date :

    2015-07-29


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B66C Krane , CRANES



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