| 摘要 |
PURPOSE: A wire protection device for an excavator is provided to bend a wire without direct friction on the wire by employing an elastic tube covering the wire. CONSTITUTION: A wire protection device for an excavator comprises a tube(T), a first guide unit, and a second guide unit. The tube is made of a rubber material and provided on the outside of a wire to cover a part of or the whole wire that is connected between a post(40) and a hoist bar(20) of a column(10). The first guide unit clamps the tube and is installed on the leading end of the hoist bar to move the clamped tube toward the post according to the movement of an excavator(30). The second guide unit clamps the tube and is installed at the top of the post to move the clamped tube toward the end of the hoist bar according to the excavator. |
