Infrared detection device and air conditioner

The utility model discloses an infrared detection device and an air conditioner, and relates to the technical field of infrared detection, the infrared detection device comprises at least two infrared sensors, a plurality of comparators and a position detection module; the infrared sensor comprises a lens, and the lens is located at the receiving end of the infrared sensor. The lens is equally divided into at least two detection areas, the infrared ray penetration rates of the detection areas are different, and the directions of segmentation lines of the detection areas divided by the infrared sensors are different; the output end of each infrared sensor is connected with the input ends of the at least two comparators, and the reference voltages of the at least two comparators are different; the output end of the comparator is connected with the position detection module, and the position detection module is used for outputting the direction of the infrared radiation source corresponding to the output signal