Cleaning device for sewage treatment device

The utility model relates to the technical field of cleaning devices, and discloses a cleaning device for a sewage treater, which comprises a sewage treater body, the upper surface of the sewage treater body is fixedly connected with a motor support frame, the inner surface of the motor support frame is in contact with a driving motor, and the output end of the driving motor is fixedly connected with a rotating shaft. A connecting rod is fixedly connected to the surface of the rotating shaft, a cleaning brush is fixedly connected to the surface of the connecting rod, the surface of the cleaning brush is in contact with the inner surface of the sewage treatment device body, a sewage collecting hopper is fixedly connected to the lower surface of the sewage treatment device body, and supporting legs are fixedly connected to the lower surface of the sewage collecting hopper. The lower surface of the sewage collecting hopper is fixedly connected with a sewage draining exit, and the inner surface of the sewage drai