Hanging-basket hanger for pretreatment cleaning line of saloon car bumper

The invention relates to a hanging-basket hanger for a pretreatment cleaning line of a saloon car bumper. The hanging-basket hanger comprises a hanging rod I, a hanging rod II, a middle transverse rod, a front bracket and a back bracket, wherein the bottom ends of the hanging rod I and the hanging rod II are connected with the middle transverse rod; the front bracket comprises a side longitudinalrod I, a side longitudinal rod II, a middle longitudinal rod II and a side transverse rod I which is arranged in parallel with the middle transverse rod; the middle longitudinal I and the middle longitudinal II are provided with a support rod I and a support rod II respectively; the back bracket comprises a side longitudinal rod III, a side longitudinal rod IV, a middle longitudinal rod III, a middle longitudinal rod IV, a middle longitudinal rod V, a middle longitudinal rod VI and a side transverse rod II which is arranged in parallel with the middle transverse rod; and the middle longitudinal rod III, the middle lon