Anti-pollution flashover live cleaning tool based on DC +/-320kV cable terminal and working method thereof

The invention relates to an anti-pollution flashover live-line cleaning tool based on a direct current +/-320 kV cable terminal and a working method thereof, and is characterized in that the anti-pollution flashover live-line cleaning tool based on the direct current +/-320 kV cable terminal comprises an insulating rod and an anti-explosion air pipe connected to the insulating rod, and the inlet end of the anti-explosion air pipe is connected with an air compressor; the outlet end of the anti-explosion air pipe is connected with a replaceable air blowing head or a replaceable air batch brush head, the air blowing head is a pipe body with a flat outlet end, and the inlet end of the air blowing head is detachably connected with the outlet end of the anti-explosion air pipe; the air batch brush head comprises a rotating shaft, air blades fixed to the rotating shaft in a circumferential array mode and bristles densely fixed to the rotating shaft, and the air blades right face the outlet end of the anti-explosion