Early warning system for monitoring thermal defects of power grid line

The invention relates to the technical field of power grid line thermal defect early warning. The invention discloses an early warning system for monitoring thermal defects of a power grid line, and the system is characterized in that an acquisition unit comprises at least one group of monitoring assemblies and a data line connected with the monitoring assemblies; the connecting unit comprises a data processing terminal and a data bus, and the data lines are all kept to be connected with the data bus; the background unit is in communication connection with the data processing terminal and comprises a cloud platform, a monitoring control center and a mobile monitoring terminal; according to the invention, the defect of excessive heating in the power transmission line is acquired through the acquisition unit, and the temperature sensing device is installed in the screw in the line hardware wire fixing area in the acquisition process, so that the screw not only has the original fixing effect ...