Thermotechnical cable temperature detection device

The invention provides a thermotechnical cable temperature detection device which comprises an arc-shaped fixing hoop, the top of the outer wall of the arc-shaped fixing hoop is fixedly connected with a handle, an inner cavity of the arc-shaped fixing hoop is provided with a rotating groove, and a fixing assembly penetrating through the side wall of one side of the arc-shaped fixing hoop is arranged in the rotating groove. The side wall of the arc-shaped fixing hoop is fixedly connected with a set of symmetrical fixing seats, the fixing seats are close to the two ends of the arc-shaped fixing hoop, adjusting lead screws are arranged in the fixing seats, the ends, located on one side of the inner wall of the arc-shaped fixing hoop, of the adjusting lead screws are connected with a detection assembly, and the inner wall of the arc-shaped fixing hoop is provided with a plurality of first balls. According to the invention, the adjusting screw rod is rotated to drive the temperature sensor patch on the inner wall