Guardrail alarm system

The invention discloses a guardrail alarm system, and relates to the technical field of highway safety alarm. The invention discloses a guardrail alarm system. The system comprises a host and a sub-machine, the host is in data connection with the plurality of sub-machines; the sub-machine comprises a section of power-on cable, and the power-on cable is installed on a guardrail. The device can work continuously for 24 hours, the protection condition is checked, and manpower and material resources are saved; the protective fence is more convenient to give an alarm, and is very simple and convenient to operate and use; the alarm module is used for giving an alarm according to the alarm information in a wired or wireless mode, the position of the road section where the guardrail is located can be quickly found, and maintenance or rescue can be conveniently arranged so that personnel can be arranged to execute tasks. 本发明公开了一种护栏报警系统，涉及公路安全警报技术领域。本发明包括一种护栏报警系统，系统包括有：主机和子机；一个所述主机和多个子机进行数据连接；所述子机包括一段通电线缆，所述通电线缆安装于护拦上。