Device for treating printing and dyeing wastewater

The utility model discloses a device for treating printing and dyeing wastewater, include the oxidation settling basin, equalizing basin, anaerobism aerobic reaction ware, swash plate settling basin, electrolytic bath, membrane filter and the clean water basin received that connect gradually through the pipeline, inert gas entry and compressed air entry have been offered to the relative both sides in bottom of anaerobism aerobic reaction ware, and the air outlet has been offered at its top, and the water inlet has been offered to the higher authority of its inert gas entry, and the delivery port has been offered apart from 13 departments at the top in the upper portion of its compressed air entrance side, the active carbon is equipped with in the electrolytic bath intussuseption, and precision filter is installed in its exit. The utility model discloses an organic pollutant among the printing and dyeing wastewater, pigment and partial inorganic salts have thoroughly been known to the electrolytic bath that adopts the integrative device of the good oxygen of anaerobism and install active carbon and metallic filter additional, have effectively improved quality of water, have advantages such as with low costs, convenient operation, flow weak point, treatment effeciency height, and application prospect is wide.