| 摘要 |
PURPOSE: A grit recovery machine is provided to flexibly move as a drive wheel, a guide roller, and a steering wheel are installed with being inclined toward a wall. CONSTITUTION: A grit recovery machine comprises a suction unit(100), a steering wheel(200), and a guide roller(300). The suction unit comprises a suction passage and an ejection passage. A drive wheel(130) rolling along the lateral sides of a structure is installed at one side of the suction unit. The steering wheel is connected to the rear part of the suction unit, and rolls on the ground. The driving direction of the suction unit is converted as the driving direction of the steering wheel is maintained toward a wall. The guide roller is extended from the suction unit, and rolls along the side of the structure.
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