| 摘要 |
PURPOSE: To provide an automatic filtering device having a conveyor-belt type filter cloth and spraying a contaminated solution into an upper surface of the filter cloth, which is capable of preventing a sludge removed by the filter cloth from being mixed with a filtering solution. CONSTITUTION: The device comprises conveyor-belt type filter clothes, an injection pipe (30) and a water purifying tank (50) on a lower part of the filter cloth. The filter clothes are on an upper part of a main body and is rotated by a motor driving part (10). The injection pipe is on an upper part of the filter cloth and sprays a contaminant solution. Between the filter clothes, a drain spout (40) is equipped, which has an opened upper part and has an outlet (41) on one side thereof. The water purifying tank includes a partition (51) on an upper part thereof and an inlet on one side of the upper part thereof and corresponding to the outlet.
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