Sewage treatment and recovery device with circulation function

The invention relates to the technical field of sewage treatment, and discloses a sewage treatment and recovery device with a circulation function, the sewage treatment and recovery device comprises a tank body, a sewage lifting mechanism is fixedly mounted in the tank body, and a sewage disinfection mechanism is fixedly mounted on the top end surface of the tank body; the sewage lifting mechanism comprises a power part and a lifting part; the bottom end surface of the power part is fixedly connected with the top end surface of the lifting part. Sewage can be lifted by mounting a connecting rod and a blade; by installing the sewage disinfection mechanism, sewage can be disinfected; the chlorine dioxide generator is mounted, so that a chlorine dioxide disinfectant can be generated, and sewage can be disinfected; a communicating pipe and an upper cover are mounted, so that samples can be extracted at any time for detection; by installing the first valve and the second valve, sewage discharge can be controlled;