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重力式无阀滤池,因运行可靠,并自动工作,已在我国广泛推广使用,但据一些设计、使用单位反映,认为重力式无阀滤池由于构造为封闭的,施工时比较困难,安装及检修时,人员和滤料等只有人孔可供出入,甚为不便,使用日久后,池内有腥臭味,冲洗水箱由于未加盖板而青苔繁茂,在反冲洗时由于滤池不停止进水,这部分水被吸走,耗水甚多。针对上述存在问题,路内外很多单位对重
Gravity valveless filter, because of reliable operation and automatic work, has been widely used in our country, but according to some design, use units reflect that the gravity-type valveless filter because of the structure of the closed, difficult construction, installation During the inspection and maintenance, only manholes are available for personnel and filter materials. This is very inconvenient. After a long time of use, there is a stench in the pool. The flushing water tank has luxuriant moss due to no cover plate, and the filter tank does not stop during back flushing. Into the water, this part of water is sucked away, which consumes much water. In view of the above problems, many units inside and outside the road