The invention relates to a tower crane apparatus with the characteristic of pneumatic 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).
Tower crane apparatus with characteristic of pneumatic adjusting, and operating method thereof
2015-08-19
Patent
Elektronische Ressource
Englisch
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