防火门

Acceptance items: Fire separation On-site problem description 4: Steel fire door frame is not filled with cement mortar; The steel fire-resistant window frames are not filled with …

In building a safe and reliable building environment, fire doors are the first line of defense against fire, and their importance is self-evident. In the market, many well-known br…

From March 12th to 13th, the Ezhou City Fire Rescue Detachment and the market supervision department (quality supervision, industry and commerce) formed a joint inspection team to …

Acceptance items:Fire separation On-site problem description 1: The fire door is not equipped with a door closer, and the double fire door is not equipped with a sequencer. When th…

A fire door is a door with a certain fire-stopping function. Its fire resistance and heat insulation meet the requirements within a certain period of time. Its main function is to …

What are fire-rated windows? Window that, together with the frame, can meet fire-resistant integrity, thermal insulation and other requirements within a certain period of time. Typ…

Fire door What is a fire door? Fire doors refer to doors that can meet fire resistance stability, integrity and thermal insulation requirements within a certain period of time. It …

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Fire door diagram composition Fire-proof doors are composed of door frames, panels (filled with insulation materials), fire-proof hardware accessories, electromagnetic door catches…

Fire doorsIn building fire protection plays a very important role What about fire doors What do we need to understand and master? Let us learn together today ↓↓↓ First Fire door re…

Fire doors are one of the measures for fire separation in buildings. Because they have flame-retardant materials and smoke-proof strips, they can prevent the spread of fire and smo…

1. Graphical introduction to fire doors 2. Graphic and text introduction of accessories 2.1 Fireproof rock core board (filled with thermal insulation and fireproof materials) 2.2 f…

金融界2024年12月7日消息，國傢知識產權局信息顯示，上海建工集團股份有限公司申請一項名為“適用於常開防火門的閉門器”的專利，公開號 CN 119083843 A，申請日期為2024年8月。 專利摘要顯示，本發明提供瞭一種適用於常開防火門的閉門器，閉門器外主體、轉動齒塊和常開固定組件，通過對常開固定組件的結構設計，實現瞭可將常開防火門開啟180度的任意角度…

“天有不測風雲，人有旦夕禍福。”在咱這到處是高樓大廈的地兒，防火門雖不起眼，卻是關鍵的“安全衛士”。 常見防火門分甲、乙、丙級。甲級防火門是“尖子生”，耐火完整性和隔熱性達 90 分鐘。像發電機房、配電房等重要設備間得靠它守護。發電機房著火若沒甲級防火門阻攔，火借風勢，瞬間能讓機房成火海，進而影響配電房致電力癱瘓，消防中控室被燒則救援指揮失靈，水泵房失守消防…

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