Self-bolting fireproof door

Self-bolting fireproof door

The invention relates to a self-bolting fireproof door, comprising a door frame and a door plate. One end, in the horizontal direction of the door plate is hinged to one end, in the horizontal direction, of the door frame; a door lock is arranged between the other end of the door plate and the other...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: ZHENG QIONGHUA
Format: Patent
Sprache:chi ; eng
Schlagworte:
ACCESSORIES THEREFOR
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
HANDCUFFS
KEYS
LADDERS
LOCKS
SAFES
WINDOW OR DOOR FITTINGS
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Beschreibung
Zusammenfassung:The invention relates to a self-bolting fireproof door, comprising a door frame and a door plate. One end, in the horizontal direction of the door plate is hinged to one end, in the horizontal direction, of the door frame; a door lock is arranged between the other end of the door plate and the other end of the door frame; the other end of the door frame is provided with a bolt hole; the end face of the other end of the door plate is provided with a transverse slide hole that may be aligned with the bolt hole and which is extended along the width of the door plate; the door plate is also provided with an operating hole which runs through the door plate along the thickness of the door plate; the operating hole is an elongated hole extended along the width of the door plate; the operating hole and the transverse slide hole are intersected; a bolting magnet is arranged in the bolt hole; a door bolt made with a ferromagnet is slidably and hermetically connected inside the transverse slide hole; the door bolt parti