| 摘要 |
PURPOSE: A tower crane fixing device is provided to steadily fix and support a tower crane by preventing the separation of the tower crane using a protrusion part. CONSTITUTION: A tower crane fixing device comprises a clamping unit(110), a combining unit(130) and a connecting unit(150). The clamping unit comprises a fixing unit(111) and a joint(113). The joint has a combining aperture. A pin combining member is formed on one side of the connection unit. The other side of the connection unit is connected to the tower crane with a pin. |
