▎ 摘　　要

NOVELTY - The utility model claims a high temperature rotating tubular furnace tube, comprising a furnace tube; the furnace tube feeding end is clamped with a sealing cover through a buckle; the inner wall of the right side of the furnace tube is rotatably connected with a hollow round rod through a sealing bearing, for conveying gas; the outer wall of the round rod is provided with a plurality of stirring rods for stirring raw material; and the stirring rod is connected with the inner cavity of the round rod; the stirring rod is inserted with a filter screen convenient for discharging gas; the outer wall of the round rod is provided with an air inlet hole; it is convenient for gas to enter into the round rod; the shell is set at the right side end of the furnace tube; the inner wall of the left side of the shell is provided with a connecting seat; the right side end of the round rod extends into the shell, and passes through the connecting seat; the air inlet hole is located in the connecting seat. The device can effectively quickly heat and dry the graphene raw material; the graphene raw material is heated more uniformly; the operation is more simple and convenient; the practicability of the furnace tube is increased; it is more suitable for the actual use requirement.