Tail gas emission device convenient to clean

The utility model discloses a tail gas emission device convenient to clean, and relates to the technical field of tail gas treatment. The exhaust pipe comprises an exhaust pipe body, a cleaning assembly and a filtering assembly are arranged in the exhaust pipe body, the cleaning assembly is located at the output end of the exhaust pipe body, the filtering assembly comprises a second filtering net, a first filtering net, a clamping base, a moving column and a spring, and a plurality of connecting through holes in an annular array are formed in the side wall of the exhaust pipe body. The movable column is movably arranged in the connecting through hole in a penetrating mode, the two ends of the movable column are fixedly connected with clamping bases, the peripheral side face of the movable column is sleeved with the spring, and one end of the spring is in press fit with the inner wall of the exhaust pipe. Through the designed cleaning assembly, carbon deposition on the inner wall of the exhaust pipe is cleaned