Aeration and backflow integrated sewage treatment equipment

The utility model relates to the technical field of sewage treatment, in particular to aeration and backflow integrated sewage treatment equipment, which comprises an air compressor, an air stripping and backflow device, and a filter tank, an anoxic tank, an aerobic tank and a sedimentation tank which are sequentially arranged and sequentially communicated, a rotating cylinder is arranged on the inner bottom surface of the aerobic tank, and an aeration frame is mounted at the output end of the rotating cylinder; the aeration frame is provided with a plurality of first aeration holes, the upper end of the aeration frame is provided with an air inlet communicated with the plurality of first aeration holes, the air inlet is provided with a rotary interface, an inlet of the gas stripping reflux device extends into the aerobic tank and is lower than the aeration frame, and an outlet of the gas stripping reflux device extends into the anoxic tank; the gas stripping backflow device is connected with the output end o