▎ 摘　　要

NOVELTY - The utility model claims a functionalized modified graphene production device, comprising a dosing device, a solid-liquid separating device, a drier and a collector; the dosing device comprises a dosing tank body, an ultrasonic generator, a plurality of clapboards with holes, a stirring shaft, a motor, a vibration transmission device, a plurality of stirring arms and a plurality of stirring blades; the solid-liquid separating device comprises a solid-liquid separating tank body, a buffer layer, a filter screen and a vacuum pump; The utility model under the action of the motor and the vibration transmission device, the stirring shaft rotates and vibrates; the stirring blade can fully and uniformly stir the raw material, so as to improve the yield of the modified graphene; in the next process, the buffer layer in the solid-liquid separating tank body can reduce the impact of the ultrasonic wave to the filter screen; Under the negative pressure action of the vacuum pump, the graphene oxide with small size is purified, flowing out from the second discharge port, and the waste liquid flows out from the liquid port, so as to improve the production efficiency