Sediment-preventing water retaining gate for water conservancy project

The silt-preventing water retaining gate comprises a flow channel, a gate plate is arranged in the right end of the flow channel, a supporting plate is arranged on the right side of the upper portion of the flow channel, supporting columns are fixedly connected to the four corners of the lower surface of the supporting plate, and the bottom ends of the supporting columns are fixedly connected with the upper surface of the flow channel; a hydraulic cylinder is fixedly connected to the upper surface of the supporting plate, a filtering plate is arranged in the right end of the flow channel, a servo motor is fixedly connected to the back face of the supporting plate located on the right front side of the flow channel, a rotating shaft is fixedly connected to the output end of the servo motor, and a connecting shaft is rotatably connected to the front face of the supporting plate located on the right rear side of the flow channel. And rotating plates are fixedly connected to the rear end of the rotating shaft and