| 摘要 |
PROBLEM TO BE SOLVED: To provide an external wall cleaning device for construction, with which the external wall of a construction can be automatically cleaned. SOLUTION: This device is provided with a guide means 10 longitudinally and laterally provided on an external wall 3 of a construction 2 and a cleaning means 11 movable along with this guide means 10. The cleaning means 11 is provided with a main body frame 13, a plurality of leg parts 14A-14D attached through joints 30 to the main body frame 13, guide rollers 15A-15D attached to the top ends of the leg parts 14A-14D and movable along the guide means 10, a driving means for driving the guide rollers 15A-15D, a wash water spouting means for spouting wash water toward the external wall 3, and a sucking and discharging means for sucking the wash water and a dirt component which is removed by the wash water and stuck on the external wall 3 and discharging them through a filter to the outside.
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