Disposable anti-theft lock

Abstract

The invention discloses a disposable anti-theft lock. The disposable anti-theft lock comprises a lock sleeve, a lock rod and a lock cylinder, wherein the lock sleeve is provided with a lock hole; one end of the lock rod can extend in the lock hole in the lock sleeve; the lock cylinder is fixedly connected with the other end of the lock rod; a slot is formed in the inner wall of the lock hole; a clamping hole which is perpendicular to the length direction of the lock rod is formed in one end, which extends in the lock sleeve, of the lock rod; a spring and a clamping block which extends out of the clamping hole under the action of the spring and is inserted in the slot are arranged in the clamping hole; and the size of the lock cylinder in the direction perpendicular to the length direction of the lock rod is greater than that of the lock rod in the direction perpendicular to the length direction of the lock rod. The shortcoming that the existing anti-theft lock for outdoor equipment is unlocked easily by a copied key or is easily pried up is overcome, the disposable anti-theft lock cannot be unlocked by a key or pried up after being locked, and the anti-theft performance of the lock is improved.

Description

technical field [0001] The present invention relates to a lock. Specifically, it is a one-time anti-theft lock. Background technique [0002] Locks are widely used in various fields to prevent theft, the most common ones are padlocks and mortise locks. The padlock includes a lock case, a lock cylinder that is located in the lock case and can be rotated under the drive of a key, and a lock beam that can be inserted into the lock case at both ends. At least one end of the lock beam has a groove, and there is a locking element in the lock case. When the lock beam extends into the lock housing, the locking element extends into the groove of the lock beam, thereby completing the locking. Rotating the key drives the lock cylinder to rotate, so that the locking element exits the groove, and the lock can be realized. The mortise door lock generally includes a lock sleeve on the door frame, a lock cylinder on the door, and a lock tongue that enters or exits the lock sleeve driven ...

AI Technical Summary

Problems solved by technology

[0004] The technical problem solved by the present invention is to overcome the disadvantage that existing locks used for anti-theft of outdoor equipment are easy to be opened or opened by copied keys, and to provide a lock that cannot be opened or opened by keys after being locked, thereby greatly improving its security. Disposable anti-theft lock with anti-theft function

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