Positive pressure furnace baking system of gasification furnace

The utility model discloses a positive-pressure furnace baking system of a gasification furnace, which comprises the gasification furnace, a positive-pressure furnace baking system and a positive-pressure furnace baking system, the preheating burner is inserted into the gasification furnace and partially extends out of the gasification furnace, a fuel gas inlet and an air inlet are formed in the extending part of the preheating burner, an igniter is arranged in the preheating burner, and the head of the preheating burner is in a long and narrow shape; the factory air supply device comprises a factory air source and an air pipeline, the air pipeline is connected with the factory air source and the air inlet, and a first control valve group is arranged on the air pipeline; the fuel gas supply device comprises a fuel gas source and a fuel gas pipeline, the fuel gas pipeline is connected with the fuel gas source and the fuel gas inlet, and a second control valve group is arranged on the fuel gas pipeline; and the