The security door keeps ringing, how can I stop

Equipped with an anti-theft lock, it can resist abnormal opening under certain conditions within a certain period of time, and has a certain safety protection performance and meets the corresponding anti-theft security level.

The full name of the security door is "security door". It combines anti-theft and security performance. According to the provisions of the "General Technical Conditions for Anti-theft Security Doors", qualified anti-theft doors cannot be pried open within 15 minutes by using ordinary hand tools such as chisels, screwdrivers, crowbars and portable power tools such as hand drills, or open an opening of 615 square millimeters on the door leaf, or open an opening of 38 square millimeters in a semicircle of 150 square millimeters of locking points.

And the locks used on the anti-theft door must be a special lock for the anti-theft door with anti-drilling function that has been tested and qualified by the testing center of the Ministry of Public Security. The anti-theft door can be made of different materials, but only the door that meets the standard test and receives the safety product production certificate can be called an anti-theft door.

1. If the doorbell keeps ringing, the circuit of the doorbell is broken, so deduct the battery first.

2. If the hinge is stubbornly ringing, it is not suitable for installation, and the manufacturer is required to repair it.

If the problem is not clear, no one can help, such as what position sounds, generally the hinge "hinge position", mainly depending on where it is rubbing. Try opening and closing the door!

Only the sound can be heard, and the reason cannot be found.