▎ 摘　　要

NOVELTY - The utility model claims a stable and efficient graphene high temperature purifying device, comprising a heating furnace, the top surface of the heating furnace is provided with a plasma spray gun; one side of the upper end of the heating furnace is connected with an air inlet pipe; the output end of the heating furnace is connected with a discharging pipeline; one side of the discharging pipeline away from the heating furnace is connected with an air suction pipe, the air suction pipe is provided with an air pump I; the upper end of the discharging pipe is connected with a drain pipe; the drain pipe is provided with an air pump II; one side of the drain pipe is provided with a gas purifier; the lower end of the discharging pipe is fixedly connected with a condensing chamber; one side of the condensing chamber is provided with a liquid condenser; the output end of the liquid condenser and one side of the upper end of the condensing chamber are connected with a water inlet pipe; the water inlet pipe is further provided with a water pump; the input end of the liquid condenser and the other side of the lower end of the condensing chamber are connected with a drain pipe; the lower side of the condensing chamber is connected with a discharging pipe; the input end of the heating furnace is connected with a feeding mechanism.