Domestic multifunctional automatic car washing machine

The utility model discloses a domestic multifunctional automatic car washing machine, which consists of a washing bucket part, a machine head part and a communicating power water pipe assembly; the machine head part consists of an enclosure, a power line clamp, a motor switch, a speed-control switch fixed box, a water pipe through piece, a water flow control switch, a motor, a taper pinion, a water pipe adapter, a main shaft upper bearing, a taper size plate, a coupling, a main shaft, a main shaft lower bearing, a water stop brush, a rotary large brush or a rotary small brush, a hold-down nut, a leakage-proof rubber ring and a water supply hose; the washing bucket part consists of a water tank upper cover, a water tank, a washing agent bottle, a washing agent bottle cap, a washing agent communicating switch, a water pump, a tee joint, a bucket bottom plate, universal castors and a telescopic pull rod; the machine head part and the washing barrel part are connected through the communicating power water pipe assembly. The domestic multifunctional automatic car washing machine disclosed by the utility model has the advantages that a washing agent (a specially-made powdery crystalline particle, which cannot hurt hands or car paint) can be used for multiple times after being added once, automatic washing is convenient and labor-saving, and functional diversification can be realized by replacing the grinding head of the brush; the water stop brush is capable of preventing water from being splashed; cars can be easily washed; water and time are saved, and a car owner cannot get wet.