The invention discloses a tower crane device with liquid injecting heads and an operation method for the tower crane device. The tower crane device comprises a main tower crane body (21), a sleeve bracket (22) arranged at the top of the main tower crane body (21) in a sleeving manner, a gear disk (24) fixedly mounted at the top end of the sleeve bracket (22), a rotating bracket (27) rotationally matched with the gear disk (24), and a rotating arm (26) fixedly connected with the rotating bracket (27); a rotating driving motor (28) is fixedly arranged on the rotating bracket (27), and drives the rotating bracket (27) and the rotating arm (26) to rotate through the meshing of a small gear (29) fixedly connected with the rotating driving motor (28) and the gear disk (24).
Tower crane device with liquid injecting heads and operation method for tower crane device
2015-07-22
Patent
Elektronische Ressource
Englisch
Tower crane hoisting method out of tower crane operation radius
Europäisches Patentamt | 2015
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