Sewage treatment equipment capable of conveniently controlling flow

The utility model discloses sewage treatment equipment convenient to control flow, which relates to the technical field of sewage treatment and comprises a barrel, supporting legs are fixedly connected to the bottom of the barrel, a water outlet pipe is fixedly connected to the center of the bottom of the barrel, and a control valve is movably connected to one side of the water outlet pipe. A water inlet pipe is fixedly connected to the top of the barrel, a filter screen is fixedly connected to the upper portion of the inner wall of the barrel, a supporting plate is fixedly connected to the upper portion of the center of the inner wall of the barrel, a water filtering plate is fixedly connected to the center of the inner wall of the barrel, and a plurality of water filtering holes are formed in the upper surface of the water filtering plate. The motor drives the main shaft to move so as to drive the gear I to rotate, the gear I is meshed to drive the gear II to rotate so as to enable the auxiliary shaft to ro