Treatment device of downflow rain water

• Main Authors: SHUANGYING JIANG, LIANGXIN YU, LI ZHANG, SHANFA ZHANG, LUMING MA
• Format: Patent
• Language: English
• Published: 14.12.2005
• Edition: 7
• Subjects: CHEMISTRY; METALLURGY; TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

The utility model discloses a treatment device of overflow rain water, comprising a mixing pool, a reaction pool and a desilter. The part between the mixing pool and the reaction pool is connected by a conduit, the center of the reaction pool is provided with a draft tube, and a pipe connected with the mixing pool is conducted in the draft tube from the bottom, the water inlet is upward, and a return sludge pipe is also arranged in the reaction pool, the return sludge pipe is also conducted in the draft tube from the bottom, a return sludge hole is upward, approaching to the water inlet. The part between the reaction pool and the desilter is connected via an overflow weir. The utility model can control and reach the technological conditions of intensity of turbulence, concentration, current rate, etc, in industrial process in a better way, and the treatment device of overflow rain water is also good for improving the quality and the efficiency of purifying rain.