The invention discloses a quick milk preparing component which comprise a nursing bottle, a milk powder box and an inserting plate. The milk powder box is provided with a first connecting portion capable of being connected with a nipple in a matched mode. The nursing bottle and the milk powder box can be connected for use. The inserting plate is a movable box bottom of the milk powder box. Before milk powder is brewed, the inserting plate is inserted into the milk powder box to feed the milk powder and warm water into the milk powder box and the nursing bottle respectively, the milk powder box and the nursing bottle are screwed to the lower surface of the inserting plate to be abutted against a mouth of the nursing bottle, and the nipple is connected at the lower end of the milk power box, in other words, the milk preparing component is in a to-be-brewed state. When brewing is needed, the inserting plate is plugged, the nursing bottle and the milk powder box are further screwed to a joint of the both to be insulated from the outside and sealed, and milk can be drunk after being shook up. The milk preparing component is simple in structure, steps for brewing the milk powder are simplified, and the milk is completely insulated from the warm water in the nursing bottle during brewing and is less prone to being left over.
