Intelligent doorbell system applicable to security door

Abstract

The invention discloses an intelligent door bell system applicable to a security door. The intelligent door bell system comprises a security door body and is characterized in that a laser detecting plate, a delay circuit, a micro-control chip, a doorbell call circuit and a loudspeaker are arranged on the security door body, the laser detecting plate comprises a laser detecting top plate and a laser detecting bottom plate, the laser detecting top plate is mounted at the upper end of the security door body, the laser detecting bottom plate is mounted at the lower end of the security door body, the laser detecting plate collects a human body signal and transmits the human body signal to the delay circuit, the delay circuit receives the human body signal transmitted by the laser detecting plate and transmits the human body signal to the micro-control chip, the micro-control chip receives the human body signal transmitted by the delay circuit and transmits a doorbell triggering signal to the doorbell call circuit, and the doorbell call circuit receives the doorbell triggering signal transmitted by the micro-control chip and transmits a doorbell power amplification signal to the loudspeaker. The intelligent doorbell system has the advantages that automatic visit calling can be achieved without doorbell pressing, and the system is high in practicality.

Description

technical field [0001] The invention relates to the field of electronic anti-theft doors, in particular to an intelligent doorbell system suitable for anti-theft doors. Background technique [0002] Doorbells have a long history, and the most common ones in modern society are electronic doorbells. The role of the early doorbell was simply to remind the host that guests were visiting. With the development of the economy, the types of doorbells began to diversify, and their functions began to change. The type of doorbell has developed from wired doorbell to wireless doorbell, from simple music doorbell to intercom doorbell, remote doorbell, video doorbell and so on. A spring is arranged between the doorbell button and the trigger signal point, and the spring is always easily deformed after being used for a period of time, resulting in failure of the doorbell button, so the existing doorbell callers have a short service life. Contents of the invention [0003] The purpose o...

AI Technical Summary

Problems solved by technology

There is a spring between the doorbell button and the trigger signal point, and the spring is always easily deformed after a period of use, resulting in the failure of the doorbell button, so the existing doorbell callers have a short service life

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