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防火窗到底是該開啟還是關閉呢?

來源:www.zalsaleh.com 發布時間:2019年01月17日

防火窗到底是該開啟還是關閉呢?

  防火窗能開啟嗎?不可開啟防火窗:窗扇不能開啟的防火窗。即四周密封固定的??砷_啟防火窗:窗扇可進行開啟,在防火窗啟閉裝置的作用下可關閉的防火窗。

  防火墻上不應開設門窗洞口,當必須開設時,應設置固定的或火災時能自動關閉的甲級防火門、窗。所謂的自動關閉,在防火窗上就是指窗扇啟閉控制裝置。簡單的有防火窗熔斷裝置、防火窗溫控支撐桿等,在68±5度會發生變形或碎裂,關閉窗戶。高級的有消防聯動控制閉窗器、溫電雙控閉窗器,通過消防信號結合溫度變化進行雙控。

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