Double-opening push-and-pull protective door capable of preventing impact of heavy-type flying objects

The utility model discloses a double-open push-and-pull protective door capable of preventing the impact of heavy flying objects, which comprises a first guide rail assembly, a second guide rail assembly, a first door leaf assembly and a second door leaf assembly, the first guide rail assembly is ar...

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Bibliographische Detailangaben
Hauptverfasser:	YAN JIANQIANG, LEI RUICHENG, CHEN DINGBIN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CHECKS FOR WINGS DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION 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 HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS KEYS LADDERS LOCKS SAFES WINDOW OR DOOR FITTINGS WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THEFUNCTIONING OF THE WING
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Beschreibung
Zusammenfassung:	The utility model discloses a double-open push-and-pull protective door capable of preventing the impact of heavy flying objects, which comprises a first guide rail assembly, a second guide rail assembly, a first door leaf assembly and a second door leaf assembly, the first guide rail assembly is arranged at the bottom end of a door opening, and the second guide rail assembly is arranged at the bottom end of the door opening. The second guide rail assembly is arranged at the top end of the door opening corresponding to the first guide rail assembly; the first door leaf assembly and the second door leaf assembly are both arranged between the first guide rail assembly and the second guide rail assembly, the bottom end of the first door leaf assembly and the bottom end of the second door leaf assembly are connected with the first guide rail assembly in a matched mode, and the top end of the first door leaf assembly and the top end of the second door leaf assembly are connected with the second guide rail assembly