Integrated sewage treatment device

The utility model relates to an integrated sewage treatment device, which belongs to the technical field of sewage treatment, and comprises a collecting pipe for collecting domestic sewage and a sewage treatment unit, the collecting pipe is communicated with the sewage treatment unit, the collecting pipe and the sewage treatment unit are buried in the ground, the top of the sewage treatment unit is flush with the ground, and the sewage treatment unit is communicated with the collecting pipe. A water seepage pipe is connected to the bottom of one end, far away from the collecting pipe, of the sewage treatment unit, a plurality of water permeable holes are formed in the top of the water seepage pipe, and filter screens for preventing soil from entering are mounted at the water permeable holes. The treated sewage can be directly used for watering a vegetable garden of a farmer, a water pipe does not need to be connected for watering, time and water sources are saved, and the device is not driven by power and can