Maintenance device for municipal drainage pipeline

The utility model discloses a municipal drainage pipeline maintenance device, and relates to the technical field of pipeline maintenance. The cleaning device comprises a base, a mounting table fixedly connected to the top of the base and a first driving motor fixedly connected to the side wall of the mounting table, the output end of the first driving motor is fixedly connected with a rotating disc, a cleaning adjusting assembly is arranged on the rotating disc, and an auxiliary assembly is arranged on one side of the mounting table; and the cleaning adjusting assembly comprises a U-shaped box, a moving plate, a cleaning brush and a clamping block, the U-shaped box is fixedly connected to the side wall, away from the first driving motor, of the rotating disc, and the moving plate penetrates through and is movably arranged in the U-shaped box. Through the designed cleaning adjusting assembly, the length of the cleaning device is adjusted according to the size of a pipeline, and the applicability of the cleanin