Remote-control bolt burglar alarm

Abstract

A remote-control bolt burglar alarm is an electronic anti-theft device used for preventing illegal door opening, is used together with an original bolt on a door panel, is universal for different bolts, can be mounted firmly, and can be repeatedly mounted and dismounted without destroying the door panel or a door frame. The remote-control bolt burglar alarm comprises a remote controller, a main unit box and an electric expansion piece, wherein the front end of a push rod of the electric expansion piece is fixed together with a bolt handle on the door panel; a base of the electric expansion piece is mounted on a stud; then the stud can pass through hangers beside a bolt and is fixed by nuts; the position of the electric expansion piece relative to the door panel can be adjusted by adjusting the positions of the nuts on the stud; and the main unit box is used for controlling the electric expansion piece to stir the bolt when receiving a remote signal. The remote-control bolt burglar alarm has the main purpose that a host outside the door can remotely control the inside bolt to be inserted in or drawn back so as to achieve an anti-theft effect; and when the host wants to move, the anti-theft device can be easily detached and re-mounted on the bolt of the door panel of the new home to be used continuously.

Description

technical field [0001] The invention relates to an electronic anti-theft device for preventing illegal door opening, in particular to a remote-controlled door bolt anti-theft device which is commonly used in different door bolts and has a strong installation effect. Background technique [0002] A deadbolt, also called a deadbolt or bolt, is a device used to prevent a door from being opened. The ancient bolts were made of wood, while the modern bolts are made of metal, which is strong and durable. figure 1 And attached figure 2 Shown is the most common bolt structure, which is installed on most of the doors at present, especially on those doors that are not equipped with high-grade anti-theft locks. The way that the bolt is fixed on the door panel can be locked on the wooden door panel with longer and thicker screws, or it can be welded on the door panel of the iron door by electric welding. [0003] Door bolt is an ambiguous term, and its meaning may be just a stick-sha...

AI Technical Summary

Problems solved by technology

[0013] In order to overcome the disadvantages that the remote control anti-theft lock in the prior art will damage the door panel and door frame during installation, and it is difficult to repeatedly disassemble, install and use, and in order to overcome the weak installation effect of the existing patent (publication number CN202347956U), it cannot be used universally for different doors The invention provides a remote control door bolt anti-theft device, which can not only be disassembled and installed repeatedly without damaging the door panel and door frame, but also has a strong installation effect and is universally applicable to different door bolts

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