Ozone aeration device for sewage treatment

The utility model belongs to the field of sewage treatment, and particularly relates to an ozone aeration device for sewage treatment, which comprises a one-way valve, a fixed pipe is arranged at the bottom of the one-way valve, and a rotating pipe is rotatably mounted at the bottom of the fixed pipe; the adjusting assembly is installed on the rotating pipe and the fixed pipe, the adjusting assembly comprises a sealing frame, a motor, a rotating shaft, a first belt wheel, a second belt wheel, a belt, an upper connecting plate, a fixed rod, a lower connecting plate and a cleaning plate, the sealing frame is fixedly installed on the outer side of the fixed pipe, and the motor is fixedly installed on one side of the top of the sealing frame. According to the utility model, the design is reasonable, the ozone effect taking area can be effectively increased by driving the aeration box to rotate, the effect taking speed can be improved, the use effect is better, the surface of the aeration box can be cleaned when t