Aeration device for activated sludge sewage treatment

The invention discloses an aeration device for activated sludge sewage treatment, relates to the technical field of sewage treatment, and has the advantages that the content of oxygen in an aeration tank is increased, so that the capacity of aerobic microorganisms for treating sewage is increased, and the technical scheme is characterized in that the aeration device comprises the aeration tank and an oxygen production device arranged on the outer wall of the aeration tank; a rotating shaft is rotatably connected to the inner wall of the aeration tank, a plurality of stirring blades are arranged on the outer wall of the rotating shaft, a hollow oxygen plate is arranged in the aeration tank, a plurality of vent holes are formed in the surface of the oxygen plate, and the oxygen plate is communicated with an oxygen generation device through a first hose; a driving part for driving the rotating shaft to rotate and driving the oxygen plate to move in the aeration tank is arranged in the aeration tank. 本发明公开了一种活性污泥