Activated carbon lampblack filtering device convenient to disassemble and replace

The activated carbon lampblack filtering device comprises a box body, an air inlet is formed in one side of the box body, a first filtering plate groove is formed in the inner side of the air inlet, afirst watering pile is arranged on the side, away from the air inlet, of the first filtering plate groove, and a second watering pile is arranged on the side, away from the air inlet, of the second filtering plate groove. A second watering pile is arranged on the side, away from the air inlet, of the first watering pile, a first water baffle is arranged at the upper end between the second watering pile and the first watering pile, a second water baffle is arranged at the upper end of the side, away from the air inlet, of the second watering pile, and a second filtering plate groove is formedin the side, away from the air inlet, of the second water baffle. An activated carbon plate groove is formed in the side, away from the air inlet, of the second filter plate groove, an exhaust port isformed in the side, away f