Municipal pipeline maintenance device

The invention discloses a municipal pipeline maintenance device which comprises a structure main body, the structure main body sequentially comprises a first mounting assembly, a second mounting assembly and a third mounting assembly, a first mounting seat comprises a first sleeve and more than two connecting seats, and moving mechanisms and cleaning mechanisms are arranged on the connecting seats. The second mounting assembly comprises a second sleeve and a telescopic mechanism, the second sleeve is movably connected with the first sleeve seat, the third mounting assembly comprises a third sleeve and a pipeline maintenance mechanism, and the first sleeve, the second sleeve and the third sleeve are coaxially arranged. The device has the functions of saving occupied space and automatically cleaning, compared with a traditional maintenance device, the structure is higher in repairing efficiency, more convenient and faster, operation is simpler, the needed construction time is greatly shortened, and cost is save