Fireproof door seam covering plate

The utility model belongs to the technical field of fireproof doors, and particularly relates to a fireproof door seam covering plate which comprises a first fireproof door, a second fireproof door is arranged on the right side of the first fireproof door, plate grooves and door seams are formed in...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	SUN XIAOYAN, SUN GUOSEN, WANG JINGBEI, LI MENGLIN, TIAN FENGYUAN, PENG JUNHAI, ZHANG QINGYU, LI XI
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 belongs to the technical field of fireproof doors, and particularly relates to a fireproof door seam covering plate which comprises a first fireproof door, a second fireproof door is arranged on the right side of the first fireproof door, plate grooves and door seams are formed in the bottom of the first fireproof door and the bottom of the second fireproof door, seam covering plates are arranged in the plate grooves, and hinge mechanisms are arranged between the first fireproof door and the seam covering plates. A limiting mechanism is arranged between the second fireproof door and the seam covering plate, sealing mechanisms are arranged between the seam covering plate and the plate groove and between the seam covering plate and the door seam, a movable cavity is formed in the seam covering plate, and a reset mechanism is arranged in the movable cavity. The fireproof door is reasonable in design, the purpose of fully isolating smoke when a fire disaster occurs can be achieved by arranging t