Coal slurry separator

The utility model relates to a sorting machine, in particular to a fine coal sorting machine for concentrated coal mud. The utility model aims at providing an improved coal mud sorting machine, particularly for effectively sorting -3-+0.25 mm grade materials. The utility model comprises a sorting chamber, which is characterized in that the upper portion of the sorting chamber is provided with a dispersed barrel with a tangential feeding pipe, a guide rod passes through the center position of the dispersed barrel, the upper end of the guide rod is connected with an electrical control air-actuated jar, the lower end is connected with a plug valve, the sorting chamber is further provided with an overflow trough, a demarcation strip, an air spout, a density sensor and an inclined plate unit, wherein the density sensor is connected with an electronic control system, the air spout is positioned on the demarcation strip and is connected with a pressure tank, the inclined plate unit is positioned on the upper portion