The invention discloses a film hanger cleaning air drying integrated functional box used for ray detection, and belongs to the ray detection technology field. The film hanger cleaning air drying integrated functional box comprises a water storage chamber, a water inlet, a drainage hole, a cleaning chamber, a water outlet, an auxiliary wall, a film hanger, a chamber clapboard, a fast air draying chamber, a control system, a wind power system chamber, an air outlet, a power system, a drainage hole, adjusting keys, film hanger clamping positions, switch keys, and a display touch function screen. The film hanger cleaning air drying integrated functional box used for the ray detection is divided into the cleaning chamber and the fast air drying chamber. The film hanger cleaning air drying integrated functional box is mainly used for cleaning and fast air drying of film hangers, and is used to prevent quality problems of films caused by the cleaning or the incomplete air drying of the film hangers, and therefore flaws of final effects are prevented.