Integrated pretreatment device for industrial wastewater

• Main Authors: ZHU JIANLONG, SUN DUO, FAN FENGTAO, ZHI MENGMENG, CHANG TONGJU, DANG WEIXING
• Format: Patent
• Language: Chinese; English
• Published: 09.12.2022
• Subjects: CHEMISTRY; METALLURGY; TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

The utility model provides an integrated pretreatment device for industrial wastewater, which comprises a physicochemical treatment unit and an advanced oxidation treatment unit nested in the physicochemical treatment unit, and an area between the physicochemical treatment unit and the advanced oxidation treatment unit is an outer ring. The area in the advanced oxidation treatment unit is divided into a middle ring and an inner ring; the outer ring comprises a mixing area and a settling area, the front end of the mixing area is provided with a water inlet structure, the mixing area and the settling area are blocked by a partition wall, and the tail end area of the settling area is provided with a first overflowing structure, so that industrial wastewater in the settling area enters the advanced oxidation treatment unit; the advanced oxidation treatment unit is internally provided with a strong oxidant dosing point, the industrial wastewater in the middle ring enters the inner ring through more than two second