The invention discloses a tower crane device with balls and a running method of the tower crane device. The tower crane device comprises a main tower body (21), a sleeve frame (22), a gear disc (24), a rotary frame (27) and a rotary arm (26). The top of the main tower body (21) is sleeved with the sleeve frame (22), the gear disc (24) is fixedly mounted at the top end of the sleeve frame (22), the rotary frame (27) is rotatably matched with the gear disc (24), and the rotary arm (26) is fixedly connected with the rotary frame (27). Rotating driving motors (28) are fixedly mounted on the rotary frame (27) and are meshed with the gear disc (24) through small gears (29) fixedly connected with the rotating driving motors to drive the rotary frame (27) and the rotary arm (26) to rotate.
Tower crane device with balls and running method of tower crane device
26.08.2015
Patent
Elektronische Ressource
Englisch
IPC: | B66C Krane , CRANES |
Self-cleaning tower crane device stable in running and running method of tower crane device
Europäisches Patentamt | 2015