Civil air defense door with sealing lock of up-down integrated structure

Civil air defense door with sealing lock of up-down integrated structure

The civil defense door comprises a civil defense door body and an installation frame, the civil defense door body is arranged on the installation frame through a hinge chain, a containing groove is formed in the rear side of the civil defense door body, and a supporting plate is arranged at the posi...

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Hauptverfasser: CAI MIAOQING, LIU YONGZHENG, JIANG AIGUO, ZHAO RENMIN
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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creator CAI MIAOQING
LIU YONGZHENG
JIANG AIGUO
ZHAO RENMIN
description The civil defense door comprises a civil defense door body and an installation frame, the civil defense door body is arranged on the installation frame through a hinge chain, a containing groove is formed in the rear side of the civil defense door body, and a supporting plate is arranged at the position, located at an opening of the containing groove, of the civil defense door body. A rotating shaft is rotationally connected to the supporting plate through a bearing, a cam is arranged on the rotating shaft, mortise locks are slidably inserted into the upper side and the lower side of the containing groove body, and a locking structure convenient to adjust is arranged between the rotating shaft and the supporting plate; the cam rotates to drive the mortise locks on the upper side and the lower side to move at the same time to be inserted into the corresponding inserting grooves, the stability of the mortise locks on the upper side and the lower side is guaranteed through cooperation of the locking structures,
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subjects 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
title Civil air defense door with sealing lock of up-down integrated structure
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