▎ 摘　　要

NOVELTY - The utility model claims a device for preparing high content graphene, the utility model adopts the conversion between the first material collecting cylinder and the second material collecting cylinder, realizing the first material collecting cylinder and the second material collecting cylinder between the material collecting cylinder, so that the device for preparing graphene continuously collecting material, saves the working time, and collecting the material, and in the process, using the motor to control the rotation of the rotating shaft, so as to drive the rotation of the connecting piece, realizing the sliding of the first collecting cylinder and the second collecting cylinder at the annular groove, realizing the position conversion of the first collecting cylinder and the second collecting cylinder, using semiconductor refrigerating sheet plate, realizing the cooling of the material in the first material collecting cylinder or the second material collecting cylinder; in the process, the cylinder drives the hydraulic rod to realize telescopic, so as to realize the semiconductor refrigerating plate is located in the first material collecting cylinder or the second material collecting cylinder or outside, so as to not affect the movement of the first material collecting cylinder or the second material collecting cylinder.