The invention provides sterilization equipment used in a frozen food production process and relates to the field of food production equipment. The sterilization equipment comprises a main box, a sterilization mechanism and a recycling mechanism, wherein a servo motor is mounted at the top of a motor table, one end of a screw rod is rotationally connected to an output end of the servo motor, the other end extends to the inner side of the main box, a side plate is fixedly connected to the inner wall of the main box, a movable table is in threaded connection onto the screw rod, an adjusting blockis fixedly connected to the top of the side plate, a baffle is fixedly connected to the top of the adjusting block, a sterilization liquid box is fixedly connected to the top of an inner cavity of the main box, and a spray head assembly is mounted at the bottom of the sterilization liquid box. By arrangement of the sterilization mechanism, a sterilization liquid is sprayed to sterilize frozen food, the frozen food is turned over by the adjusting block and the baffle, so that two sides of the food are uniformly sprayed, the sterilization effect is improved, the sterilization liquid is low in cost, high in continuous sterilization capacity, degradable, safe and environmentally friendly.