▎ 摘　　要

NOVELTY - The utility model claims a device for producing graphene powder, comprising: a reaction tank, a cleaning tank and an oven; the reaction tank is installed on the cleaning tank; the cleaning tank is installed on the oven; the cleaning tank is provided with a filtering transportation structure and a cleaning structure; the baking oven is provided with a drying structure; The utility model relates to the technical field of graphene production; the graphene crystal is centrifugally rotated and cleaned by the liquid through the filtering inner box and the stirring assembly; at the same time, the graphene crystal is generated ultrasonic vibration cleaning by the ultrasonic vibrator; using the cavitation action of ultrasonic in the liquid; the action of acceleration and direct current flow directly and indirectly the liquid and dirt, the dirt layer is dispersed, emulsifying, peeling to reach the purpose of cleaning, the graphene crystal is decomposed into graphene powder by high temperature and high pressure.