Municipal sewage filtering device and method
A technology of urban sewage and filtration equipment, applied in the direction of filtration and separation, separation methods, chemical instruments and methods, etc., to achieve the effects of short cycle, environmental protection, and low construction difficulty
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[0017] Such as figure 1 As shown, the sewage inlet pipe 3, the exhaust hole 5 and the inspection hole 7 are set on the casing 1. A filter chamber 4 and two sewage lifters 2 are arranged in the box body 1 . The intelligent controller 8 is respectively connected with the filter chamber 4, the liquid level controller 6 and the sewage lifter 2 through lines. The filter chamber 4 is made of stainless steel, which is a screen frame mechanism. The bracket welded by angle steel is fixed in the box body 1 with bolts, and a cutting grinder is embedded in it for crushing sundries. The outlet end of the sewage inlet pipe 3 is located in the filter chamber. Above the net, the water inlet end of the sewage water inlet pipe 3 is located outside the casing 1. The sewage lifter 2 is arranged in the casing 1, and it is a kind of anti-clogging pump (commercially available product) with an automatic flushing valve. The discharge pipe 11 of the sewage lifter 2 is provided with a check valve 9 a...
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