Automatic locking antitheft lock

Abstract

This invention relates to an automatic lock anti-theft lock body, including lock-frames, body panels and the main lock bolt. Main lock bolt board sets up the main lock block and the main lock bolt plate slider, with the rotary blades on the block and only retreat plectrum. Tongue and double-rotation function tongue fixation connect with the function of the tongue plate locking activities roof block access shaft; locking block with the top activities locking control slip of tongue axis next, functional tongue plate fitted with locking control of the match slip of tongue slip of tongue positioning deduction. On the control plate with the Shaft control plate, plate and the main control board tongue positioning machine was linking deduction. Tongue pull double-block through a double-axle pin tongue Next, double tongue pull with the first block on top of the second block and the top block, Top with second piece of tongue function block top plate connecting match, the first block with the top block Plectrum top mutual linking. The beneficial effect of the invention is: closed automatically lock, simple structure and easy installation; because components are relative little, transmission components are the entire plate production, it is high reliability.

Description

technical field [0001] The invention relates to the field of locks such as anti-theft locks and door locks, and mainly relates to an automatic locking anti-theft lock body. Background technique [0002] Chinese patent CN2721813Y discloses a two-way multi-functional three-tongue safety anti-theft lock, the lock tongue is fixed with the left and right moving plates, and the left and right moving plates are equipped with tooth buckles, shifting block clamping feet, shifting fork gear columns, and moving slots for the upper pull plate and the moving slot of the pull-down plate, the safety fixing key corresponding to the tooth buckle is provided beside the tooth buckle, the slide plate connecting rod corresponding to the shift block clamp foot is provided next to the shift block clamp foot, and the shift fork column is provided with the dial The lock tongue shift fork corresponding to the fork gear column, the lock tongue shift fork is provided with the shift fork square center p...

AI Technical Summary

Problems solved by technology

The upper, lower and side three groups of deadbolts automatically enter the tongue position when the two-way sliding deadbolt is closed, and at the same time automatically spring outward into the locked state synchronously; the structure is more complicated, the processing is more difficult, and the space occupied is relatively large.

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