Perimeter intrusion detection alarm device

• Main Authors: WU SHUAI, DUAN YUEHE, XIE JUN, ZHA RONGRUI, MA YUNHUA
• Format: Patent
• Language: Chinese; English
• Published: 11.11.2022
• Subjects: ALARM SYSTEMS; ORDER TELEGRAPHS; PHYSICS; SIGNALLING; SIGNALLING OR CALLING SYSTEMS

The invention relates to the technical field of security and protection equipment, and discloses a perimeter intrusion detection alarm device which comprises a shell and a tension alarm mechanism, the tension alarm mechanism is installed in the shell, and by arranging the tension alarm mechanism and a winding assembly arranged in the tension alarm mechanism, when the detection alarm device works for preventing perimeter intrusion, the tension alarm mechanism can be wound around the shell, and the detection alarm device can be used for detecting the perimeter intrusion. The ring forbidding rope is pulled to drive the hook to penetrate into the inner side of the other shell, after the hook penetrates into the other shell, the hook penetrates through the contact ring to be clamped into a hanging ring at one end of the telescopic spring to be fixed, the inner side of the contact ring covers a contact on the outer wall of the ring forbidding rope, and when an intruder accidentally touches the ring forbidding rope,