▎ 摘　　要

NOVELTY - The utility model relates to the graphene preparation field, and claims a preparing graphene oxide and graphite oxide device used for laboratory, comprising a switch box and a machine case, the machine case is provided with the first reactor and the second reactor, the top of the case is provided with a cold water bath. one side of the cold water bath through copper pipe is connected with the compressor, the bottom of the machine case close to one side of the first reactor is provided with a lifter and a wheel slide, the bottom of the machine case is provided with a vacuum drying tank, top of the case close to one side of the second reactor is provided with an ultrasonic machine, the bottom of the machine case are respectively opened at two sides of discharging port and graphite oxide graphene material outlet; in the utility model, the case the feed hopper, a feeding port, a cold water bath, lifter and the wheel slide and so on to combine together, and controlled by the switch box, so that the device is featured with high system integration degree, so as to shorten the production period, improves the laboratory preparation efficiency for graphite oxide and graphene.