Green and environment-friendly water-based paint filtering device

According to the technical scheme, the green and environment-friendly water-based paint filtering device is characterized by comprising a filtering tank, a rotatable filtering cylinder is arranged at the position, close to the bottom, of the center of the inner side of the filtering tank, and a cleaning assembly for cleaning the outer side surface of the rotating filtering cylinder is arranged on the right side of the filtering tank; a liquid inlet pipe is arranged on the left side of the filtering tank, a liquid discharge pipe is arranged at the lower end of the filtering tank, a tank cover is arranged at the upper end of the filtering tank, the upper end of the liquid discharge pipe penetrates through the bottom of the filtering tank to be connected with the filtering cylinder, and the liquid discharge pipe is in sealing fit with the bottom of the filtering tank. The filter cartridge is used for filtering, at the moment, the filter cartridge continuously rotates during filtering, the rotating filter cartrid