Lockhole opening prevention alarm flip-flop device of housing security door
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- 贵博
- Publication Date
- 2013-09-11
- Estimated Expiration
- Not applicable · inactive patent
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Abstract
Description
technical field
[0001] The invention relates to an alarm trigger device, in particular to a residential anti-theft door lock hole anti-opening alarm trigger device, which is suitable for residential anti-theft doors that are unlocked inside and outside (through-hole lock core). Background technique
[0002] At present, residents in residential quarters often suffer from unlocking and burglary incidents, and various home anti-theft alarm systems on the market do not have an unlocking alarm function, and many residential anti-theft doors do not have door lock anti-opening alarm devices. The above are the deficiencies in the prior art. Contents of the invention
[0003] The purpose of the present invention is to design a kind of anti-theft alarm trigger device for residential anti-theft door lock hole. .
[0004] The purpose of the present invention can be achieved through the following technical solutions:
[0005] The anti-theft alarm trigger device for the lockhole of t...