Multi-raw-material mixing device for water-based paint

The utility model discloses a multi-raw material mixing device for water-based paint, which belongs to the technical field of water-based paint mixing and comprises a mixing barrel, one side of the mixing barrel is communicated with a feeding pipe, a filtering circular plate is mounted in an inner cavity of the feeding pipe, and the inner cavity of the feeding pipe is rotatably connected with a rotating shaft through a bearing seat. Waterwheels are mounted on the front and rear sides of the surface of the rotating shaft; when liquid enters the mixing barrel through the feeding pipe, the flowing liquid can drive a waterwheel to rotate, the waterwheel drives a rotating shaft to rotate, the rotating shaft drives a driving gear to rotate, the driving gear drives a driven gear to rotate, the driven gear drives a rotating rod to rotate, the rotating rod drives a brush plate to rotate, and the rotating brush plate can clean one side of a filtering circular plate; and meanwhile, water-based paint liquid raw materials