Sewage treatment system based on microporous membrane

The utility model belongs to the technical field of sewage treatment, and particularly relates to a sewage treatment system based on a microporous membrane, which comprises a filter assembly, the filter assembly comprises a filter pipe, a fixed block is arranged in the filter pipe, a microporous filter membrane is mounted in the fixed block, connecting pipes are arranged at two ends of the filter pipe, and the connecting pipes are connected with the filter pipe. The other end of the connecting pipe is connected with a water inlet pipe, the bottom of the water inlet pipe is connected with a water pump, the bottom of the filter pipe is provided with a water outlet pipe, and the other end of the water outlet pipe is connected with a drainage pipe. Compared with a sewage treatment device in the prior art, the sewage treatment device has the advantages that the structure is simple, the installation and the transportation are convenient, the sewage filtering efficiency is high and the practicability is greatly impr