Sponge city sewage interception anti-reflux overflow well

• Main Authors: LEI ZHENGJIE, ZHANG GAO, ZHENG XUEYU, DU YUN, YUAN QIANG, CHENG QIANG
• Format: Patent
• Language: Chinese; English
• Published: 27.10.2020
• Subjects: CESSPOOLS; FIXED CONSTRUCTIONS; SEWERAGE; SEWERS; WATER SUPPLY

The utility model provides a sponge city sewage interception anti-reflux overflow well. The overflow well comprises an overflow well body and a water baffle, upper and lower ends of the overflow wellbody are hollow; a permeation net is installed at the lower end opening of the overflow well body, a well lid is hinged to the upper end opening of the overflow well body through a first hinge, a plurality of water leakage holes are formed in the well lid, a closed annular limiting ring is arranged on the periphery of the inner wall of the overflow well body and hinged to one side of a water baffle through a second hinge, and a buoy is fixedly connected to the other side of the water baffle. The technical scheme of the utility model is adopted; a water baffle is arranged in an overflow well; when rainfall is too large, the water baffle can cut off the overflow well through buoyancy of water, the purpose of effectively preventing water flow from flowing back to the earth surface to pollutethe environment is achieve