Key of lock and pick-proof anti-theft lock capable of concealing lock keyhole

• Main Author: HEPENG,YANG YU
• Format: Patent
• Language: English
• Published: 31.10.2007
• Subjects: ACCESSORIES THEREFOR; FIXED CONSTRUCTIONS; HANDCUFFS; KEYS; LOCKS; SAFES; WINDOW OR DOOR FITTINGS

The utility model discloses an anti-pry anti-theft lock key of a key and concealed lock-key hole, the key is a tubular body structure, a groove matching with the lock-key head is provided on the tubular body and the lock-key head is hinged and connected with the tubular body. A through-hole is positioned on the lock body or near the body core of the lock-key jack along the axial direction of the lock core, and the centerline of the through-hole is parallel to that of the lock-key jack. The geometrical size of the cross section of the lock-key provided by the utility model is reduced, the structure of the lock-key is more rational, and the lock-key is more concealed and is easily carried in normal times. When unlocking, the lock-key head is not inserted into the lock-key jack until the lock is unlocked after the lock-key is inserted into the through-hole, thereby a concealed invisible lock-key jack forms so that thieves can not understand the structure of the lock, and meanwhile the small through-hole can make the lock-key jack more concealed, not only facilitating to block dust and rain erosion, and meanwhile the small lock-key jack can greatly enhance the anti-pry anti-theft security of the lock.