Integrated rural domestic sewage treatment device

The utility model relates to an integrated rural domestic sewage treatment device. The treatment device comprises a hydrolysis acidification tank, a contact oxidation tank, a MBR membrane bioreactor and a disinfection tank, wherein the inlet of the hydrolysis acidification tank is used for receiving sewage, the outlet of the hydrolysis acidification tank is connected with the inlet of the contact oxidation tank, the outlet of the contact oxidation tank is connected with the inlet of the MBR membrane bioreactor, the outlet of the MBR membrane bioreactor is connected with the inlet of the disinfection tank and the outlet of the disinfection tank is taken as a water outlet of the treatment device. When domestic sewage is treated by the sewage treatment device, the noise and odor pollutions are low, the cost is low and the treatment device is efficient and flexible and is very suitable for sewage treatment in rural areas.