Water treatment device based on micro-nano bubble technology

A water treatment device based on micro-nano bubble technology, comprising a micro-nano bubble generation device and a sewage tank, a micro-nano bubble generation device pipeline is connected with an outlet pipe extending to a lower end of the sewage tank, the sewage tank is further equipped with an inlet pipe and a drainage pipe, the sewage tank is further equipped with a water surface sewage collection mechanism and a water surface sewage cleaning mechanism, wherein

• the water surface sewage collection mechanism comprises two pushing plates and a first transmission component, the two pushing plates are arranged side by side in a middle of an upper end of the sewage tank and slidingly connected with the sewage tank, front and rear ends of the two pushing plates are further fixedly connected with limit connecting rod, wherein the limit connecting rod matches an upper wall of the sewage tank, the first transmission component is fixedly installed on a front wall of the sewage tank, and the first transmission component is configured to push the two limit connecting rods on the front side away from or close to each other;
• the water surface sewage cleaning mechanism comprises two cleaning sieve plates and two sewage collecting boxes, the two cleaning sieve plates are vertically arranged at left and right ends of the sewage tank, and left and right sides of the upper end of the sewage tank are fixedly connected with hinged tables, the two hinged tables are rotationally connected with first rotating shaft, the two cleaning sieve plates are respectively fixedly connected with the two first rotating shafts, the two sewage collecting boxes are fixedly installed on outer walls of the left and right ends of the sewage tank, an upper-end width of the sewage collecting box matches a width of the cleaning sieve plate, a second transmission component is further arranged on a rear wall of the sewage tank, the second transmission component is configured to drive the two first rotating shafts to rotate reversely with each other.