Microbial ecological tank and water quality purification device thereof

The invention discloses a microbial ecological tank and a water quality purification device thereof, and belongs to the technical field of water treatment.The microbial ecological tank comprises an ecological area, a frame body and a filtering area, the filtering area comprises a filtering frame, the filtering frame is arranged in the frame body, the upper top face and the lower bottom face of the filtering frame are formed by splicing pore plates, and the filtering frame is filled with biological filler balls; a plurality of rows of baffles are arranged in the filter frame and perpendicular to the side wall, a gap is reserved between every two adjacent baffles in each row, and the multiple rows of baffles are arranged in a staggered mode. The baffles are horizontally arranged in the filter frame, the gap reserved between every two adjacent baffles in the upper row is located in the middle of the corresponding baffle in the lower row, and when water enters the filter frame from the lower portion of the filter