Sewage purifying box with filtering structure

The utility model discloses a sewage purification box with a filtering structure, which relates to the technical field of purification boxes of sewage purification factories, and comprises a box body, a water inlet, a dosing port, a filter screen and an inserting block, the water inlet is welded on the outer side of the box body, the dosing port is arranged at the top of the box body, the filter screen is arranged in the box body, and the inserting block is arranged in the box body. According to the sewage purification box with the filtering structure, the sewage purification box can filter and purify domestic sewage and industrial sewage, so that water resources can be saved, a filter screen in the box body is generally troublesome to disassemble and clean, a U-shaped block can be pulled to move, the U-shaped block can drive an extrusion block to move when the U-shaped block moves, and the U-shaped block can drive the extrusion block to move when the U-shaped block moves. The extrusion block can be extruded