Air door system for hot air drying of agricultural products

• Main Authors: CHEN JINRUI, JIANG LIZHAO, ZHANG HUOLIANG
• Format: Patent
• Language: Chinese; English
• Published: 15.01.2021
• Subjects: BLASTING; DRYING; DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM; HEATING; LIGHTING; MECHANICAL ENGINEERING; WEAPONS

The utility model discloses an agricultural product hot air drying air door system which comprises four frame plates which form a rectangular frame body in a surrounding mode, the frame plates are hollow plate bodies, a plurality of rows of outer ventilation holes are formed in outer side plates of the frame plates at equal intervals, and movable plates are arranged in cavities of the frame plates. The upper end part of the movable plate is connected with a driving assembly capable of driving the movable plate to be attached to the outer side plate of the frame plate for vertical displacement;a plurality of rows of inner vent holes are formed in the plate body of the movable plate at equal intervals; the driving assembly comprises a groove-shaped plate base, a forward and reverse rotationmotor, a lead screw, a movable block and a clamping plate, four frame plates in the rectangular frame body are each provided with an air door, and the opening degree of each air door is the coincidence degree of the outer ven