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A platform for research: civil engineering, architecture and urbanism
Spiral directional coded anti-theft lock with lock cylinder for door
The invention provides a spiral directional coded anti-theft lock with a lock cylinder for a door. The anti-theft lock is designed with a base plate with two side edges; the lock cylinder is mounted on the base plate; a side locking piece is designed; a frame is arranged; an upper fixed block, a lower fixed block and inner inserts are arranged in the frame and connected and fixed by use of screws; a plurality of stepped square holes are formed in the end face of one end of the upper fixed block and the diameter of each through hole is smaller than the thickness of the disc; a plurality of left-handed and right-handed screws are arranged; code digitals are formed on the disc and can be arranged not in order; the screws also are clamped between the inner inserts with a certain gap; when the disc rotates, the screws can be turned to go in or come out of the circular blind hole of the side locking piece; long screws are arranged on the lower surfaces of the side locking piece and the base plate so that the anti-theft lock can be mounted on the door and the door frame conveniently. The spiral directional coded anti-theft lock with the lock cylinder for the door is provided with changeable codes; the lock cylinder does not need to be changed frequently; double safety burglary prevention is realized and only locking codes and unlocking codes need to be remembered; the anti-theft lock is used for safety burglary prevention for a safe case, is firm and durable, pickproof and sawing-resistant, and convenient, safe and reliable to use, and has a dual-lock function.
Spiral directional coded anti-theft lock with lock cylinder for door
The invention provides a spiral directional coded anti-theft lock with a lock cylinder for a door. The anti-theft lock is designed with a base plate with two side edges; the lock cylinder is mounted on the base plate; a side locking piece is designed; a frame is arranged; an upper fixed block, a lower fixed block and inner inserts are arranged in the frame and connected and fixed by use of screws; a plurality of stepped square holes are formed in the end face of one end of the upper fixed block and the diameter of each through hole is smaller than the thickness of the disc; a plurality of left-handed and right-handed screws are arranged; code digitals are formed on the disc and can be arranged not in order; the screws also are clamped between the inner inserts with a certain gap; when the disc rotates, the screws can be turned to go in or come out of the circular blind hole of the side locking piece; long screws are arranged on the lower surfaces of the side locking piece and the base plate so that the anti-theft lock can be mounted on the door and the door frame conveniently. The spiral directional coded anti-theft lock with the lock cylinder for the door is provided with changeable codes; the lock cylinder does not need to be changed frequently; double safety burglary prevention is realized and only locking codes and unlocking codes need to be remembered; the anti-theft lock is used for safety burglary prevention for a safe case, is firm and durable, pickproof and sawing-resistant, and convenient, safe and reliable to use, and has a dual-lock function.
Spiral directional coded anti-theft lock with lock cylinder for door
LU SHAOZHANG (author)
2015-04-15
Patent
Electronic Resource
English
IPC:
E05B
LOCKS
,
Schlösser
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