Waste awter re -using system

The utility model belongs to the technical field of the sewage retrieval and utilization, concretely relates to waste awter re -using system. The system, including well water tank, well water tank passes through pipeline and flowmeter, line mixer, net pond, pipe chute pond, clean water basin, first booster pump, multi -media filter, second booster pump, ultrafiltration filter, water tank, third booster pump, reverse osmosis desalination system, it is consecutive to produce the water tank, wherein, establish first flocculating agent feeding device and first coagulant aid feeding device on the pipeline between flowmeter and the line mixer in proper order, net pond external connection germicide feeding device establishes second flocculating agent feeding device and second coagulant aid feeding device in proper order on the pipeline between first booster pump and the multi -media filter, and reverse osmosis desalination system still is connected with the waste water tank through the pipeline. The utility model discloses set up 2 flocculating agent feeding device and coagulant aid feeding device respectively, can show improve the traditional handicraft can not handle complicated quality of water, to quality of water expect much, equipment is dirty stifled serious, the fragile problem of milipore filter.