| 摘要 |
PROBLEM TO BE SOLVED: To provide a water purification unit, a water purification apparatus, and a water purification system capable of removing turbid components and giving purified water although having a simple configuration. SOLUTION: The water purification system 1 comprises a water purification apparatus 4 and a sand filtration apparatus 5 containing filtration sand for filtering treated water W2 treated by the water purification apparatus 4. The water purification apparatus 4 comprises a water purification unit 41 and a treated water tank 22 having a water inlet 18 and a water outlet 24 and the water purification unit 41 is installed in the treated water tank 22 in a manner that the water purification unit 41 freely blocking off the water channel between the water inlet 18 and the water outlet 24. The bottom face of the water channel of the treated water tank 22 is formed slantingly upward to the downstream side in the water flow direction. The water purification unit 41 is configured by hanging a large number of flexible hair materials hung in water in a brush stand. COPYRIGHT: (C)2009,JPO&INPIT
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