| 摘要 |
PROBLEM TO BE SOLVED: To take a prompt and safe evacuation action by accurately notifying evacuees moving towards an evacuation door of information on a direction of the evacuation door, a distance to the evacuation door and the like by means of evacuation guide broadcasting.SOLUTION: Directional speakers 14 are disposed on a route (passage) to an evacuation site while setting the orientation directions thereof to a direction of crossing the route. When a fire occurs, a control signal is sent from a broadcasting control device 10 to a broadcasting reproducing device 12, and evacuation guide broadcasting indicating a direction of an evacuation door and a distance to the evacuation door is outputted from the directional speakers 14. When passing in front of the directional speaker 14, an evacuee listens to the evacuation guide broadcasting and knows the direction of the evacuation door and the distance to the evacuation door from a present location. Thus, even under a situation confused by the occurrence of the fire, an evacuation direction can be confirmed, thereby taking a calm and careful evacuation action. |
