Waste gas treatment equipment convenient to maintain

The utility model relates to the technical field of waste gas treatment, and discloses waste gas treatment equipment convenient to maintain, which comprises a gas washing barrel and an upper cover, a gas inlet pipeline is fixedly inserted into the inner wall of the upper cover, the outer wall of the gas inlet pipeline is respectively and fixedly connected with a spiral guide plate and a bottom frame, the bottom end of the gas inlet pipeline is fixedly connected with a screwed joint, and the screwed joint is fixedly connected with a gas outlet of the gas washing barrel. The bottom end of the threaded connector is in threaded connection with an air dispersing head, an exhaust hole is formed in the surface of the air dispersing head in a penetrating mode, a fixed pressing ring is arranged on the top of the upper cover, and an exhaust pipeline is integrally arranged on the top of the upper cover. According to the waste gas treatment equipment convenient to maintain, an upper cover can be conveniently extruded and