Reservoir dam trash holding device

The utility model relates to the technical field of water conservancy projects, and discloses a reservoir dam trash holding device which comprises a U-shaped mounting frame, a filter plate is arranged in the U-shaped mounting frame, first rotating rods are symmetrically and fixedly arranged on the two sides of the filter plate, and the rod walls of the opposite ends of the two first rotating rods are rotationally connected with the U-shaped mounting frame through first bearings correspondingly; and the other end of the first rotating rod on the right side penetrates through the U-shaped mounting frame and is fixedly connected with a driving mechanism, two inner threaded pipes are symmetrically and fixedly arranged on one side of the U-shaped mounting frame, a filtering frame is arranged on one side of the U-shaped mounting frame, and a mounting mechanism in transmission connection with the inner threaded pipes is arranged on one side of the filtering frame. According to the device, pollutants can be effective