Alarm device for burglary prevention

Abstract

The invention relates to the technical field of burglarproof door equipment, in particular to an alarm device for burglary prevention. The alarm device comprises a first loop and a second loop. A lock cylinder and a lock catch are connected with a circuit. The circuit is closed after the lock cylinder and the lock catch are connected. A touch sensor is mounted in a key hole. A first relay is arranged beside the touch sensor. The lock cylinder, the lock catch, the touch sensor and the first relay are sequentially connected to form the first loop. A temperature sensor is arranged on a handle. A buzzer is arranged on a door. The temperature sensor is connected with the buzzer. A second relay is arranged beside the buzzer. The lock cylinder, the lock catch, the temperature sensor and the second relay are sequentially connected to form the second loop. According to the device, the buzzer produces sound to achieve an alarm function, and meanwhile thieves can feel fear and actively give up burglary ideas; behaviors of the thieves are revealed at the initial crime committing stage of the thieves, no burglary chance is given to the thieves, and property is effectively protected against losses.

Description

technical field [0001] The invention relates to the technical field of anti-theft door equipment, in particular to an anti-theft alarm device. Background technique [0002] With the continuous development of society, people's moral awareness is getting stronger and stronger, but there are also morally corrupt thieves who are destroying people's peace. Indoor anti-theft is related to the safety of everyone's property, especially during the day when no one is at home. Anti-theft is a problem that needs to be solved. The emergence of anti-theft doors has cracked down on the rampant crimes of some thieves and provided protection for people's home life. The anti-theft door is equipped with an anti-theft lock, which can resist abnormal opening under certain conditions within a certain period of time. It has certain safety protection performance and meets the corresponding anti-theft safety level. The full name of anti-theft door is "anti-theft safety door". It has both anti-the...

AI Technical Summary

Problems solved by technology

So the improved anti-theft door has increased the function of the anti-theft door, and alarm equipment is set, but there are various defects: the existing alarm equipment needs to use the inherent telephone communication lines of the city. The alarm effect cannot be achieved; the existing alarm equipment only alarms after the door prying begins, and there is a long process between the alarm and the arrival of rescuers, during which thieves can easily steal property and escape

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