Linear temperature-sensing fire detector with mutual-inductance electricity taking function

The utility model provides a line-type temperature-sensing fire hazard detector with mutual inductance electricity taking, which comprises a micro-processing unit, an output unit, a line-type temperature-sensing detection loop and a mutual inductance electricity taking loop, and is characterized in that the micro-processing unit is respectively in electric signal connection with the output unit and the line-type temperature-sensing detection loop; wherein the mutual inductance electricity taking loop comprises a power supply processing unit and a mutual inductance electricity taking unit connected with the power supply processing unit, and the power supply processing unit provides a working power supply for the micro-processing unit, the output unit and the linear temperature sensing detection loop; and the mutual inductance power taking unit is arranged outside the alternating current cable. A working power supply is provided for a linear temperature sensing detection loop through a mutual inductance power t