Printing and dyeing wastewater handles biological aerated filtering pond of usefulness

The utility model provides a printing and dyeing wastewater handles biological aerated filtering pond of usefulness, including the filtering pond, be provided with water inlet and delivery port on thefiltering pond, the water inlet sets up on filtering pond left end upper portion, the delivery port sets up in filtering pond right -hand member lower part, all be provided with the valve on water inlet and the delivery port, be provided with the filter material on the filtering pond, the filter material is the biomembrane filter material, be provided with the heating resistor strip on the innerwall of filtering pond, by heating resistance strip heats in to the filtering pond. It goes out water to advance water through water inlet and delivery port to the filtering pond to leading to filtering material and accomplishing waste water treatment work, and by heating resistance strip heats in to the filtering pond, temperature in the control filtering pond and carry out automatic back flush to the filtering pond throu