A drain outlet for steam-type cleaning and sterilizing equipment for waste plastic bottles, relating to the technical field of plastic recycling equipment, comprises a cleaning drum. A support base for supporting the cleaning drum is arranged at the bottom of the cleaning drum, a stirring rod is arranged inside the cleaning drum, and the bottom end of the stirring rod is connected to a motor. A drain outlet is arranged at the bottom of the cleaning drum, a feed inlet is arranged at the upper part of the cleaning drum, and one end of the cleaning drum serves as a discharge outlet. It is characterized in that a cover plate for closing or opening the drain outlet is arranged at the drain outlet, the cover plate is connected to an air cylinder, and the control air cylinder is connected to an air cylinder control system. The utility model has a simple structure, is convenient to operate, adopts automatic control, and features high working efficiency.

Country Code: CN

Application Number: CN201220596830.1