▎ 摘　　要

NOVELTY - The utility model claims a preparation device of graphene-based hydrogen storage material, comprising a base box, a motor, a purifying barrel, a control table, a vacuum growing furnace, a pumping pipe, a pressure gauge; a feeding pipe; the base box is fixedly connected with the motor; the purifying barrel is welded with the base box; the control table is connected with the base box bolt; the vacuum growing furnace is welded with the control table; the pressure pumping pipe is embedded on the vacuum growing furnace; the pressure gauge is connected with the pressure pumping pipe by screw thread; the feeding pipe is connected with the vacuum growing furnace and the purifying barrel; the purifying barrel comprises a barrel wall, a feeding switch, a first centrifuge, a power conveying shaft, a power belt, a second centrifuge, a drain pipe; a pure collector; the feeding switch is in transition fit with the feeding pipe; the purifying barrel of the utility model can effectively separate the graphene and graphite powder in the finished product; the graphite powder is left in the separating machine; and the pure graphene is sent out independently; the pure collector can be taken out quickly; the impurities in the finished graphene are reduced as much as possible.