Aeration device for sewage treatment

The utility model relates to the technical field of sewage treatment equipment, in particular to an aeration device for sewage treatment, which comprises an aeration tank and a mounting frame arranged in the aeration tank, a plurality of annular pipes are arranged on the mounting frame, a header pipe is communicated among the annular pipes, the header pipe is communicated with an air blower, and the air blower is communicated with the aeration tank. A plurality of air pipes are circumferentially communicated with the annular pipe at intervals, a plurality of air holes are formed in the air pipes, an aeration disc is arranged on the air pipes, the aeration disc is communicated with the air holes, and a plurality of micropores are formed in the aeration disc. The utility model has the effect that the air pipe is convenient to replace. 本实用新型涉及污水处理设备的技术领域，尤其是涉及一种污水处理的曝气装置,其包括曝气池、设置于所述曝气池内的安装架，所述安装架上设置有多个环形管，多根所述环形管之间连通有总管，所述总管连通于鼓风机，所述环形管上周向间隔连通有多根气管，所述气管上设置有多个气孔，所述气管上设置有曝气盘，所述曝气盘连通于所述气孔，所述曝气盘上设置有多个微孔。本实用新型具有方便更换