Fire detection device and fire detecting method

专利名称：Fire detection device and fire detecting

method

发明人：門馬 英一郎,小野 隆,岡安 克也申请号：JP20190774申请日：20190418公开号：JP2019139794A公开日：20190822

专利附图：

摘要：Problem to be solved: to provide a fire releasing apparatus and a fire detectingmethod for detecting a fire by detecting a very small amount of smoke rising in the initialstage of the fire by a camera in the state where the light is extinguished at night, for

example, by a camera. The light spot irradiating apparatus 12 forms a spot image 20 byirradiating a plurality of spot light on an irradiation surface 22 partitioned by a monitoringcamera 18 to be monitored by a monitoring camera 10, and irradiates a plurality of spotlight on a monitor camera 10, and an irradiation surface 22 An image of an area includingan image is captured.The image processing apparatus 14 extracts a spot image of an areairradiated with the spot light from the image picked up by the monitoring camera 10 anddetects a predetermined change in the characteristic by the smoke to judge thefire.Diagram

申请人：ホーチキ株式会社

地址：東京都品川区上大崎２丁目１０番４３号

国籍：JP

代理人：竹内 進

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