▎ 摘　　要

NOVELTY - The utility model claims a preparation device of graphene oxide, comprising an electrolytic device, the electrolytic device comprises a power supply and is connected with the power supply of negative electrode negative electrode, wherein the cathode is graphite paper electrode, further comprising a clamping device for covering the graphite paper electrode, the clamping device is provided with a channel for ensuring the graphite paper electrode and the outside contact The inventor can make the graphite paper electrode in the reaction stage from self quality and the weight gain after absorbing electrolyte, prolonging the intercalation reaction time, obtain good intercalation effect; ensuring the graphite electrode in the reaction, the transfer process will not break, the product oxygen content consistency is high, and has the potential of graphene oxide diffusion production.