Two-level reverse osmosis water treatment device with backwash function
A reverse osmosis water and treatment device technology, which is applied in the direction of osmosis/dialysis water/sewage treatment, water/sewage treatment, water/sewage multi-stage treatment, etc., can solve the problems of reverse osmosis system fouling, etc., to avoid scaling, Easy to clean and maintain
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[0010] The present invention will be further described below in conjunction with the accompanying drawings and embodiments.
[0011] As shown in the figure, the two-stage reverse osmosis water treatment device with backwashing function in this embodiment includes a security filter 1, a first-stage high-pressure pump 2, a first-stage reverse osmosis system 3, and a second-stage high-pressure pump connected in sequence along the water flow direction 4 and the two-stage reverse osmosis system 5, also comprising a cleaning system, the cleaning system includes a cleaning tank 6, a cleaning pump 7 and a cleaning filter 8 connected in sequence along the water flow direction, and the water outlet of the cleaning filter 8 is respectively connected to a The water inlets of the primary high-pressure pump 2 and the secondary high-pressure pump 7 are connected, and the water outlets of the primary reverse osmosis system and the secondary reverse osmosis system are connected with the cleanin...
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