Air curtain cabinet and air curtain cabinet energy-saving control method

The invention belongs to the technical field of refrigeration equipment, and particularly relates to an air curtain cabinet and an air curtain cabinet energy-saving control method. A refrigeration cavity is formed in a cabinet body of the air curtain cabinet, and a plurality of clamping grooves are vertically formed in the left and right ends of a back plate of the refrigeration cavity at intervals; a plurality of shelf boards are arranged in the refrigeration cavity to form a multi-layer storage cavity, and shelf supporting legs at the left end and the right end of each shelf board are inserted into the clamping grooves to connect the shelf boards to the back board; the multiple air volume adjusting devices are arranged at the clamping grooves in the left side and the right side of each layer of storage cavity respectively, each air volume adjusting device comprises two rubber sheets which are arranged side by side and attached to the back plate at the clamping grooves, and the shelf supporting legs penetrat