Anti-theft lock provided with S-shaped lock slot and elastic key

Abstract

An anti-theft lock is composed of an outer container, a middle container and an inner container; the lock slot of the inner container is in S shape and composed of a female lock cylinder block and a male lock cylinder block, corresponding bead holes of the middle container and the inner container are internally provided with key password, the key password is composed of a spring, a small arc column bead, a small straight column bead, a large arc column bead and a large straight column bead, the key is made by a spring steel sheet and can reach a locking position by changing along with the deformation of the lock slot, the rear part of the key is a bevel with gradual thickness change and a key axle hole, and the front end of the female lock cylinder block is provided with a tab fracture. Before inserting the key, the gap between the middle container and the inner container is blocked by the small arc column bead and the large arc column bead in the key password, and the inner container can not rotate; when the elastic key of the lock is inserted into the S-shaped lock slot, key tooth space, key bead hole and the key password are in correct correspondence, the gap between the small arc and straight column beads and the large arc and straight column beads and the gap between the middle container and the inner container are coincided, and the lock can be unlocked by rotating the inner container.

Description

Technical field [0001] The invention is an anti-theft lock. Background technique [0002] There are thousands of types of anti-theft locks, but there are all ways to crack them. With the emergence of various anti-theft locks, various unlocking tools also appear on the market. After understanding various anti-theft locks and unlocking tools, I found that The lock slots and keys of all anti-theft locks are straight and the keys have a certain thickness, which gives space for various lock picking tools to operate. Contents of the invention [0003] In order to make the anti-theft lock really play the role of anti-theft, the present invention uses S-shaped lock grooves and thin sheet elastic keys, arc column marbles, and twisted fractures to make the anti-theft lock achieve the anti-theft purpose. [0004] The technical solution adopted by the present invention to solve the technical problems is: the anti-theft lock is composed of an outer tank, a middle tank and an inner tan...

AI Technical Summary

Problems solved by technology

[0002] There are thousands of types of anti-theft locks, but there are all ways to crack them. With the emergence of various anti-theft locks, various unlocking tools also appear on the market. After learning about various anti-theft locks and unlocking tools, it is found that The lock slots and keys of all anti-theft locks are straight and the keys have a certain thickness, which gives space for various lock picking tools to operate

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