Electric tracing band temperature alarm device

The utility model relates to the technical field of electric tracing bands, in particular to an electric tracing band temperature alarm device which comprises a first fixing ring, one end of the first fixing ring is fixedly connected with combined plates, the combined plates are attached to each other, bolts are arranged on the inner sides of the combined plates, the outer sides of the bolts are spirally connected with nuts, and the nuts are connected with the first fixing ring. The inner side of the first fixing ring is provided with a second fixing ring, the second fixing ring is fixedly connected with the combined plate, the outer side of the second fixing ring is slidably connected with a partition plate, and the partition plate is slidably connected with the first fixing ring. The spring and the clamping plate are matched to reliably clamp and fix the electric tracing bands at different positions, the temperature sensor, the alarm, the indicator light and the controller are matched with each other to tim