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    • 1. 发明公开
    • 수처리 장치 및 수처리 장치 여과재층의 세정 방법
    • 水处理装置和清洗水处理装置的过滤层的方法
    • KR1020090132510A
    • 2009-12-30
    • KR1020090052920
    • 2009-06-15
    • 가부시키가이샤 나가오카
    • 미무라히토시무카이기요카즈
    • B01D24/46B01D24/02
    • B01D24/10B01D24/4621B01D24/4631C02F1/001C02F2101/203C02F2101/206C02F2303/14C02F2303/16
    • PURPOSE: A water treatment device and a cleaning method of a filtering medium layer are provided to increase filtering speed of the water treatment device, and to offer simple operation and maintenance of the device. CONSTITUTION: A water treatment device(1) comprises a filtering bath(5), a raw water transfer pipe(6), a raw water mixed flow jet nozzle(7); an upper layer cleaning water transfer pipe(8), an upper layer cleaning jet nozzle(9), an air induction pipe(10), a water level lowering drain(11), a drain trap or a drain hole(12), and a draining pipe(13). The filtering bath includes a filtering medium layer(4) consisting of an upper layer(2) and a lower layer(3). An air induction pipe(15) is installed at the raw water mixed flow jet nozzle. The filtering medium layer is supported by a support gravel layer(17).
    • 目的:提供一种水处理装置和过滤介质层的清洗方法,以提高水处理装置的过滤速度,并提供设备的简单操作和维护。 构成:水处理装置(1)包括过滤浴(5),原水输送管(6),原水混合流喷嘴(7); 上层清洁输水管(8),上层清洁喷嘴(9),空气吸入管(10),水位下降排水口(11),排水疏水阀或排水孔(12),以及 排水管(13)。 过滤浴包括由上层(2)和下层(3)构成的过滤介质层(4)。 在原水混合流喷射喷嘴上安装有空气吸入管(15)。 过滤介质层由支撑砾石层(17)支撑。