Composite double-layer filter material denitrification filter tank

• Main Authors: CHENG MINGMING, FENG JIALIN
• Format: Patent
• Language: Chinese; English
• Published: 04.11.2022
• Subjects: CHEMISTRY; METALLURGY; TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

The utility model relates to the field of sewage treatment, in particular to a composite double-layer filter material denitrification filter tank which comprises a tank body and a leakage-proof mechanism, a water inlet tank is fixedly mounted in the upper end of the tank body, the right end of the water inlet tank penetrates through the tank body and is fixedly connected with a water inlet, and a backwashing water tank is fixedly mounted in the tank body on the lower side of the water inlet tank. The left end of the backwashing water tank penetrates through the tank body and is fixedly connected with a reverse water outlet, the lower side of the backwashing water tank is provided with a leakage-proof mechanism for effectively preventing filter materials in the filter from losing, the side wall of the lower end of the left side of the tank body is fixedly provided with a water producing port, and the side wall of the lower end of the right side of the tank body is fixedly provided with a backwashing water inle