An air conditioning device comprising: a housing in which an inlet port and an outlet port are formed; a heat exchanger provided in the housing , the heat exchanger generating conditioned air by exchanging heat with air taken in from the inlet port ; an air blowing mechanism provided in the housing , the air blowing mechanism generating an air flow by taking in air from the inlet port and blowing the conditioned air from the outlet port , the air blowing mechanism being capable of changing the direction of conditioned air blown from the outlet port ; person detection means configured to detect a person in a preset detection area; work state detection means configured to detect a work state of the person; and control means configured to control the air blowing mechanism in accordance with a detection result of the person detection means and a detection result of the work state detection means, wherein the air blowing mechanism includes a first set of wind direction plates and a second set of wind direction plates, the air conditioning device being characterized in that the control means is configured to, while the person is working, blow air at a first wind speed toward an upper part of the person and blow at a second wind speed different from the first wind speed toward a lower part of the person by setting one of the first set of wind direction plates and the second set of the wind direction plates to a first up-down orientation, and setting the other set to a second up-down orientation different from the first up-down orientation, and also setting a throttle angle formed by the first set of wind direction plates to a first angle and setting a throttle angle formed by the second set of wind direction plates to a second angle different from the first angle.. a housing in which an inlet port and an outlet port are formed; a heat exchanger provided in the housing , the heat exchanger generating conditioned air by exchanging heat with air taken in from the inlet port ; an air blowing mechanism provided in the housing , the air blowing mechanism generating an air flow by taking in air from the inlet port and blowing the conditioned air from the outlet port , the air blowing mechanism being capable of changing the direction of conditioned air blown from the outlet port ; person detection means configured to detect a person in a preset detection area; work state detection means configured to detect a work state of the person; and control means configured to control the air blowing mechanism in accordance with a detection result of the person detection means and a detection result of the work state detection means, wherein the air blowing mechanism includes a first set of wind direction plates and a second set of wind direction plates, the air conditioning device being characterized in that the control means is configured to, while the person is working, blow air at a first wind speed toward an upper part of the person and blow at a second wind speed different from the first wind speed toward a lower part of the person by setting one of the first set of wind direction plates and the second set of the wind direction plates to a first up-down orientation, and setting the other set to a second up-down orientation different from the first up-down orientation, and also setting a throttle angle formed by the first set of wind direction plates to a first angle and setting a throttle angle formed by the second set of wind direction plates to a second angle different from the first angle.. <EOS>