Cam locking device of civil air defense protection device

Cam locking device of civil air defense protection device

The invention discloses a cam locking device of a civil air defense protection device. The device comprises a cam mechanism and a door leaf clamping groove. The cam mechanism is fixed to a door frame,the door leaf clamping groove is fixed to a door leaf and is clamped and fixed to the cam mechanism,...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: WEI XIONGJUN, ZHANG GENGWEI, ZHAO JIE, TIAN JIANGZE, CAO YUHAI, LONG ZHIZHUO, XU SHENG, YAN CAN, ZHANG PENG, CHEN HAO, ZHANG SHUIBIN, ZHAO JIPING, ZHANG NA
Format: Patent
Sprache:chi ; eng
Schlagworte:
BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS ORWINDOWS
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
LOCKS
SAFES
WINDOW OR DOOR FITTINGS
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Beschreibung
Zusammenfassung:The invention discloses a cam locking device of a civil air defense protection device. The device comprises a cam mechanism and a door leaf clamping groove. The cam mechanism is fixed to a door frame,the door leaf clamping groove is fixed to a door leaf and is clamped and fixed to the cam mechanism, the cam mechanism comprises an eccentric cam handle, a right-hand thread hinge head, a long pin shaft, a short pin shaft, a base, a left-hand thread hinge head and a right-hand thread and left-hand thread dual-head screw. The base is fixed to the door frame, the left-hand thread hinge head is connected with the base through the short pin shaft, the right-hand thread hinge head is fixed above the left-hand thread hinge head through the right-hand thread and left-hand thread dual-head screw, theeccentric cam handle is connected with the right-hand thread hinge head through the long pin shaft, the eccentric cam handle is located above the door leaf clamping groove, during locking, the eccentric cam rotates to extrude