Self-cleaning device for electrode assembly of sintering furnace

The utility model relates to the technical field of high-temperature sintering furnaces, and discloses a self-cleaning device for an electrode assembly of a sintering furnace, the sintering furnace comprises a furnace shell and the electrode assembly penetrating through the furnace shell and entering the sintering furnace, and the self-cleaning device comprises a high-pressure air pipe communicated with the electrode assembly and an air inlet valve assembly arranged at the air inlet end of the high-pressure air pipe; high-pressure inert gas is jetted into the electrode assembly through the high-pressure gas pipe to clean dust, powder or other foreign matters in gaps in the electrode assembly; the high-pressure air pipe is connected with the electrode assembly through a sealing fastening head, and a protection valve assembly is arranged at the position, between the sealing fastening head and the air inlet valve assembly, of the high-pressure air pipe. According to the utility model, foreign matters in the gap