The device separates water and paint for the recycled water-based paint, so as to achieve the purpose of recycling high-purity paint. The device adopts a reasonable layout as a whole, which improves the efficiency of space utilization. The function distribution is reasonable to meet the needs of maintenance, use and observation. At the same time, it improves the user's requirements such as safety and operation of the device. In appearance, it adopts a more cutting-edge, technological style.