Sewage treatment device

The utility model provides a sewage treatment device. The sewage treatment device comprises a dosing chamber, a settling chamber, an aeration chamber, a filtering chamber and a disinfection chamber which are communicated in sequence, a honeycomb filler is arranged in the settling chamber; the aeration chamber is provided with an aeration assembly for generating bubbles and a sludge scraping assembly for scraping floating sludge, the aeration assembly comprises an aeration box and an aeration disc, the aeration box is communicated with the aeration disc, and the aeration disc is arranged at the bottom of the aeration chamber; a filter medium is arranged in the filter chamber; and the settling chamber, the aeration chamber and the filtering chamber are all communicated with the sludge discharge assembly. The sewage treatment device provided by the utility model has the characteristics of compact structure, small volume, multiple functions and good sewage treatment effect. And the sewage treatment device is simp