Deep bed denitrification filter tank with nitrogen removal structure

• Main Authors: ZHANG SILONG, GUO LINLIN, SHAO GUIXIANG, ZHANG XIAOGANG, LI XINGXING
• Format: Patent
• Language: Chinese; English
• Published: 29.09.2020
• Subjects: CHEMISTRY; METALLURGY; TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

The utility model discloses a deep bed denitrification filter tank with a nitrogen removal structure. The filter comprises a fixed bottom plate, a filter body, a carbon source storage bin, a pressuretank and a vibrating mechanism, a filter tank body is fixed on one side of the top end of the fixed bottom plate; a guide pipe is fixed on the outer wall of one side of the filter tank body; an air blower is fixed at the top end of the fixed bottom plate on one side of the filter body; a quartz sand layer is fixed in the filter tank body; a hard siliceous sand filter material layer is fixed in thefilter tank body below the quartz sand layer, a biological membrane layer is fixed in the filter tank body below the hard siliceous sand filter material layer, a carbon source storage bin is fixed atthe top end of the fixed bottom plate on one side of the filter tank body, and a pressure tank is fixed at the top end of the fixed bottom plate on one side of the carbon source storage bin. According to the utility model, not