Cooked grain cooling device for white spirit production

The utility model discloses a cooked grain cooling device for white spirit production, which comprises a cooling tank and an air refrigerator, a plurality of air inlet holes are arranged on the inner wall of the cooling tank, the air refrigerator is connected with an air delivery pipe, the air delivery pipe is provided with a plurality of air inlet pipes, and one ends of the air inlet pipes far away from the air delivery pipe are connected with the air inlet holes. A valve assembly is arranged in the air inlet pipe and comprises a valve port, a valve element head and a valve seat, the valve port, the valve element head and the valve seat are coaxially arranged, the valve element head is located between the valve port and the valve seat, a spring is arranged between the valve element head and the valve seat, the valve seat is fixedly arranged on the inner wall of the air inlet pipe, the valve seat is provided with an air flow channel, and the air flow channel is communicated with the valve element head. In the