Building flushing water circulating device with high separation efficiency

The utility model discloses a building flushing water circulation device with high separation efficiency, which comprises a box body, a power mechanism is mounted at the upper end of the box body, a baffle is arranged on the power mechanism, two second supports are mounted on the side wall of one end in the box body from top to bottom, bearing boxes are fixed at the upper ends of the two second supports, and the bearing boxes are fixed on the side wall of the other end in the box body. Screen plates are installed in the bearing box, a plurality of first screen holes are formed in the screen plate located at the upper end and the bottom in the bearing box at equal intervals, a plurality of second screen holes are formed in the screen plate located at the lower end and the bottom in the bearing box at equal intervals, and two L-shaped rods are fixed to one side of the upper end of each screen plate. The waste water treatment device can realize automatic operation, reduce the labor intensity of workers, improve