▎ 摘　　要

NOVELTY - The utility model claims a graphene preparation oxidation tank, comprising a tank body, the tank body is clamped with a feeding seat; the tank body is equipped with a stirring structure; the tank body is fixedly installed with a plurality of annular electric heater and a plurality of annular mounting seat; and the annular electric heater is located in the corresponding annular mounting seat; the outer wall of the tank body is fixedly installed with a supporting seat; the supporting seat is fixedly installed with a box body; and the box body is clamped with a cover body; the box body is connected with a liquid inlet pipe I; the liquid inlet pipe I is rotatably provided with a liquid inlet pipe II; one end of the liquid inlet pipe II far away from the liquid inlet pipe one is fixedly installed with a liquid outlet pipe; and the liquid inlet pipe two is connected with the liquid inlet pipe one; the liquid outlet pipe is connected. The advantages are: The utility model can quickly and simply change the position of the opening end of the liquid outlet pipe, so as to quickly control whether the box body can be added with strong acid to the tank body, and the partial structure is manufactured and the use cost is relatively low.