Novel household car washer

The utility model discloses a novel household car washer, which comprises a bushing-type operating arm, wherein a transmission mechanism is connected onto the operating arm to be close to the front end of the operating arm, a drive shaft is arranged inside the operating arm in a rotating and penetrating way and is used for driving the transmission mechanism to work, the end of the driving shaft, which is opposite to the rear end of the operating arm, is provided with a connector for being connected with an external hand-operated rocking bar, a rotating working shaft extends outwards from the transmission mechanism, a working shaft body is hinged with a plurality of connecting rods, a free end of each connecting rod is provided with a washing head, the connecting rods carrying the washing heads can be unfolded in an umbrella form surrounding the working shaft in the direction which is away from the transmission mechanism, and the working shaft drives the unfolded washing heads to rotate simultaneously so as to