Air sterilization assembly of air conditioning unit

The utility model belongs to the technical field of air conditioning unit accessory equipment, and discloses an air sterilization assembly of an air conditioning unit, which comprises a sterilization box, an air inlet hole and a drain hole are respectively arranged on the front side and the back side of the sterilization box, and a filter screen plate is movably arranged in the middle of the inner wall of the sterilization box. And movable grooves located on the two sides of the filter screen plate are formed in the sterilization box, and movable blocks located on the inner walls of the movable grooves are fixedly installed on the two sides of the filter screen plate. Through the arrangement of the first baffle, the connecting spring and the threaded rod, the threaded rod is firstly rotated to enable the rear end of the threaded rod to be separated from the interior of the first baffle so as to relieve the fixing effect on the first baffle, and at the moment, due to the elastic force effect of the connecting