SLUDGE SCRAPING DEVICE

摘要

PROBLEM TO BE SOLVED: To provide a sludge scraping device capable of easily adjusting an amount of sucking corresponding to the amount of scum on the surface of the water.

SOLUTION: A scraping stand 10 for supporting a plurality of flights 30 for scraping up the sludge deposited on the bottom part 2b of a tank 2 and a scum pipe 54 for sucking the scum floated to the surface 3 of the water of the water to be treated housed in the tank 2 are cooperatively operated by a power conversion mechanism to drive the scum pipe 54 efficiently without introducing a power supply for only revolving the scum pipe 54 by utilizing the reciprocating operation of the scraping stand 10 for moving the flights 30. Further, the sucking amount of the scum pipe 54 is adjusted by changing the movement of the scraping stand 10.

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