Household pipeline dredger

The invention discloses a household pipeline dredger, and relates to the field of pipeline cleaning, the household pipeline dredger comprises a fixed head, a rotating shaft, a connecting assembly and a sprinkler head, the rotating shaft is rotatably connected in the fixed head, the left end of the rotating shaft is fixedly connected with the rotating head, the right end of the rotating shaft is provided with blades, and the blades are located in the fixed head; the connecting assembly is arranged at the right end of the fixing head, the left end of the rotating shaft is further fixedly connected with a water spraying head, four cleaning assemblies are arranged on the rotating head, water flow impacts the blades and drives the rotating shaft to rotate, the rotating head drives the swing rods to expand outwards, rollers on the expanded swing rods make contact with the inner wall of the pipeline, and the opening degree of the swing rods can be automatically adjusted according to the diameter of the pipeline. Acc