The invention relates to a tower crane apparatus with the characteristic of gear rack adjusting, and an operating method thereof. The tower crane apparatus comprises a main tower body (21), a sleeve frame (22) sleeved on the top portion of the main tower body (21), a gear disk (24) fixedly arranged on the top end of the sleeve frame (22), a rotation frame (27) forming rotary matching with the gear disk (24), and a rotary arm (26) fixedly connected with the rotation frame (27), wherein a rotation drive motor (28) is fixedly arranged on the rotation frame (27), and drives the rotation frame (27) and the rotary arm (26) to rotate through the engagement between a small gear (29) fixedly connected with the rotation drive motor and the gear disk (24).


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    Titel :

    Tower crane apparatus with characteristic of gear rack adjusting, and operating method thereof


    Beteiligte:
    LIU WENMING (Autor:in)

    Erscheinungsdatum :

    2015-08-19


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    B66C Krane , CRANES / B08B Reinigen allgemein , CLEANING IN GENERAL





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