Ecological treatment device for village and town domestic sewage

The utility model discloses an ecological treatment device for village and town domestic sewage, and relates to the field of sewage treatment. Comprising a water storage barrel, a water outlet is formed in the bottom of the water storage barrel, a sealing upper cover is installed at the upper end of the water storage barrel, a filtering mechanism is fixedly installed on the edge of the upper end of the water storage barrel, and the filtering mechanism comprises a tee joint, a filtering net, a filtering barrel body, an electromagnetic valve and a conveying pipeline; the sealing mechanism comprises a positioning supporting foot, a sealing sleeve, a servo push rod, a positioning base and a positioning notch. The filter screen can filter sewage, the filtered purified water can drop into the water storage barrel below the filter screen, so that the purified water is recycled, a servo push rod can be started after impurities are accumulated on the filter screen, and a sealing sleeve can move forwards after the serv