Novel high thermal resistance fireproof door leaf

The utility model relates to a novel high thermal resistance fireproof door leaf that fireproof door leaf used in the field, including the fireproof door leaf body, the fireproof door leaf body including set up middle composite bed (3) of intermediate course, set up middle composite bed (3) precedin...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	SHI YING, TANG LINLIN, ZHANG HAIJUN, ZHANG JIANFENG, ZHANG SHANWEN, QIU YICONG, HU WEIJIE, LI MINGYUAN, MA QIAN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL FIXED CONSTRUCTIONS FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES,FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS,BLINDS, GATES LADDERS
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Beschreibung
Zusammenfassung:	The utility model relates to a novel high thermal resistance fireproof door leaf that fireproof door leaf used in the field, including the fireproof door leaf body, the fireproof door leaf body including set up middle composite bed (3) of intermediate course, set up middle composite bed (3) preceding rectangle shaped steel alternately outer (4), set up middle composite bed (3) rectangle shaped steel at the back alternately inlayer (2) and setting at outer encapsulation steel sheet (1), rectangle shaped steel is inlayer (2), rectangle shaped steel alternately outer (4) and middle composite bed (3) fixed connection alternately, rectangle shaped steel alternately inlayer (2), rectangle shaped steel alternately outer (4) respectively with skin encapsulation steel sheet (1) fixed connection, the utility model discloses a wide application under the prerequisite of guaranteeing strength of the door plate, provides one kind and has more cavity in the fireproof door leaf field to heat transfer area is little in the th