Civil air defense door with high protection performance

The utility model relates to a civil air defense door with high protection performance, which comprises a civil air defense door body, the inner side of the civil air defense door body is movably connected with a two-way screw rod, the outer side of the two-way screw rod is in threaded connection wi...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	NARINOBU, XIA YUANYI
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 KEYS LADDERS LAYERED PRODUCTS LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM LOCKS PERFORMING OPERATIONS SAFES TRANSPORTING 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 relates to a civil air defense door with high protection performance, which comprises a civil air defense door body, the inner side of the civil air defense door body is movably connected with a two-way screw rod, the outer side of the two-way screw rod is in threaded connection with two movable screw blocks, the outer sides of the two movable screw blocks are fixedly connected with movable blocks, and the movable blocks are fixedly connected with the outer sides of the two movable screw blocks. Positioning clamping blocks are fixedly connected to the outer sides of the two movable blocks correspondingly, a positioning square block is movably connected to the inner side of the civil air defense door body, a protection iron plate is fixedly connected to the right side of the positioning square block, an anti-collision plate is fixedly connected to the right side of the protection iron plate, and a buffer plate is fixedly connected to the outer side of the anti-collision plate; and the top end