Water-saving combined cyclone classification and concentration device

The invention relates to a device used for classifying and concentrating a fine-granule material, and especially relates to a water-saving combined cyclone classification and concentration device. The water-saving combined cyclone classification and concentration device is characterized in that the device comprises a body, a flow guide and stabilization cylinder, a primary hydraulic cyclone, a secondary hydraulic cyclone, a frame, a central overflow tube, a water and water masher and a circulating pump; the central overflow tube is arranged in the cavity of the body, the flow guide and stabilization cylinder is arranged in the cavity of the circular column of the body, the circular column of the body is provided with a tangential material inlet, and the lower end of the body is provided with a material outlet; and the lower end of the central overflow tube is communicated with the material and water masher, the circulating pump and the material inlet of the primary hydraulic cyclone through a pipeline, the ov