▎ 摘　　要

NOVELTY - The utility model claims a microwave test furnace for preparing graphene, top surface of the furnace body is provided with a microwave guide, the inside of the furnace body is provided with a furnace cavity connected with the microwave guide, front face of the furnace cavity is provided with an opening, the opening is provided with a door frame; the furnace front part is hinged with a furnace door, a furnace door contacts with the door frame when it is closed and closing the opening of the furnace cavity, a door frame outer side is provided with a sealing ring for sealing the opening, the frame body of the door frame is provided with a cooling channel for cooling the sealing ring; the furnace body on one side face is provided with a water inlet valve; the water outlet valve, air inlet valve and air outlet valve, the other side of the furnace body is provided with a side end cover; the pipeline of air inlet valve and air outlet valve at the opening are connected with the furnace cavity; the pipeline of the water inlet valve and the water outlet valve are connected with the cooling channel at the opening; the furnace body on the bottom of the furnace cavity is provided with a turntable, the turntable is set under the driving device with a driving turntable to rotate. It can make the graphite purifying and preparing graphene is heated uniformly, the purifying effect is good.