Automatic alarm invisible connection interlocking double-key anti-theft lock

Abstract

The invention discloses an automatic alarm invisible connection interlocking double-key anti-theft lock. A fixed contact is arranged on a lock body or a fixed shell of the anti-theft lock, a specially-matched key hole and an invisible hole are formed in a lock cylinder, the front ends of the lock body and the lock cylinder are provided with interlocking covers, a locking needle hole is formed in a locking ejection column, an invisible connection device is arranged in the invisible hole, an invisible spring is installed in an invisible bearing hole in the back end of the invisible connection device, an interlocking hole in the lock body is provided with an interlocking spring, a centre, a locking needle and an abutting-against needle, a rotary contact is arranged on a rotary connection device, the rotary connection device is located behind the invisible connection device, an electronic telecontrol device, the rotary contact and the fixed contact are connected into a circuit of an electromagnet, and the electromagnet is connected with a locking transverse piece. The invisible connection device and a specially-matched key are disconnected, the invisible connection device and the rotary connection device are disconnected, the lock cylinder and the rotary connection device are disconnected, the electronic telecontrol device is invisibly installed in the circuit of the electromagnet, the ejection column can be transversely locked through the centre and the locking needle, an interlocking key and a specially-matched key are separated, and alarming, hiding, interlocking and multiple theft prevention of the anti-theft lock are achieved.

Description

technical field [0001] The invention relates to an anti-theft lock with an automatic alarm invisible connection interlocking double-key anti-theft lock in the field of anti-theft locks. Background technique [0002] There are many kinds of anti-theft locks that are used now, but basically the key that adopts rotates to drive the dead bolt to open the anti-theft lock, so that a thief or the king of unlocking has just opened the anti-theft lock easily. There are basically no anti-theft locks that thieves and unlocking kings cannot open. Contents of the invention [0003] The purpose of the present invention is to provide an anti-theft lock with an automatic alarm invisible connection interlocking double-key anti-theft lock that cannot be opened by thieves and unlocking kings and its method. [0004] In order to achieve the above object, the automatic alarm invisible connection interlocking double-key anti-theft lock of the present invention mainly includes a fixed shell, a ...

AI Technical Summary

Problems solved by technology

[0002] There are many kinds of anti-theft locks in use now, but basically the key is rotated to drive the bolt to open the anti-theft lock, so that the thief or the locksmith can easily The anti-theft lock is opened

There are basically no anti-theft locks that can't be opened by thieves and locksmiths.

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