A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Lock with deformable keyhole
The invention discloses a lock with a deformable keyhole and relates to the industry of security doors and safe case mechanical locks. A traditional security door and a safe case mechanical lock are designed to be provided with one lock cylinder, the front portion of a key is provided with a secret key unlocking liner blade or pin tumbler to open the lock, a keyhole is exposed from the surface of the lock, and a lock opener can insert a hook, a needle, a master key and a key not for the lock into the keyhole to try to open the lock. The lock is provided with two lock cylinders, namely the inner lock cylinder and the outer lock cylinder, a protecting box with a linkable internal structure is also arranged to protect the lock cylinders, the insertable state and non-insertable state of the keyhole can be switched by sliding the protecting box, liners of the inner lock cylinder and the outer lock cylinder of the lock are both locked by a control sliding block designed in the protecting box and can not be rotated when the keyhole is in the insertable state, the liners of the inner lock cylinder and the outer lock cylinder of the lock are both protected by the protecting box and can not be rotated when the keyhole is in the non-inserted state, and the only way to open the lock is using a key special for the lock.
Lock with deformable keyhole
The invention discloses a lock with a deformable keyhole and relates to the industry of security doors and safe case mechanical locks. A traditional security door and a safe case mechanical lock are designed to be provided with one lock cylinder, the front portion of a key is provided with a secret key unlocking liner blade or pin tumbler to open the lock, a keyhole is exposed from the surface of the lock, and a lock opener can insert a hook, a needle, a master key and a key not for the lock into the keyhole to try to open the lock. The lock is provided with two lock cylinders, namely the inner lock cylinder and the outer lock cylinder, a protecting box with a linkable internal structure is also arranged to protect the lock cylinders, the insertable state and non-insertable state of the keyhole can be switched by sliding the protecting box, liners of the inner lock cylinder and the outer lock cylinder of the lock are both locked by a control sliding block designed in the protecting box and can not be rotated when the keyhole is in the insertable state, the liners of the inner lock cylinder and the outer lock cylinder of the lock are both protected by the protecting box and can not be rotated when the keyhole is in the non-inserted state, and the only way to open the lock is using a key special for the lock.
Lock with deformable keyhole
ZHAO FEI (author) / ZHAO ZHOUQIAO (author)
2015-09-16
Patent
Electronic Resource
English
IPC:
E05B
LOCKS
,
Schlösser