On-line monitoring device for power optical cable

The utility model discloses an electric power optical cable on-line monitoring device, which relates to the technical field of electric power optical cables and comprises a fixing block, fixing sheets are fixed at two ends of the lower part of the fixing block, a fixing plate is fixed in the fixing block, a box body is arranged above the fixing block, a clamping block is rotatably connected between the two fixing sheets, and the clamping block is fixed on the box body. Wherein a groove is formed in the inner side of one clamping block, the surface of the fixing plate is rotationally connected with a first supporting rod, a spring is arranged in the first supporting rod, one end of the spring is connected with a second supporting rod, and the second supporting rod is connected with the clamping blocks through a handle. The cable temperature monitoring device is provided with the clamping blocks, the handles, the first supporting rod and the second supporting rod, the first supporting rod and the second support