The invention relates to a tower crane apparatus with the characteristic of screw rod adjusting and having a liquid spraying head, 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 screw rod adjusting and having liquid spraying head, and operating method thereof
2015-08-19
Patent
Elektronische Ressource
Englisch
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