Reverse type high temperature dynamic powder concentrator

The utility model relates to a reverse type high temperature dynamic powder concentrator used for granular or powder material separation. The reverse type high temperature dynamic powder concentrator consists of a shell assembly 1, a driving device 2, a main shaft assembly 3 and a cage wheel assembly 4. Through the creative design of the shell assembly and the cage wheel assembly, the air flow direction of materials is changed, the working environment of the main shaft assembly is improved and the device is ensured to adapt to the working environment of the high temperature materials, wherein the shell part mainly comprises a cover shell, an upper shell, a middle shell, a lower shell, a guiding air ring and an ash hopper; the driving device mainly comprises a motor, a retarder and a transmission base; the main shaft assembly mainly comprises a main shaft, a supporting bearing, a main shaft shell, a thermal resistor, a core-regulating rod, and the like; and the cage wheel assembly mainly comprises a cage wheel