On-line temperature measuring device for distribution box

The utility model discloses an on-line temperature measuring device for a distribution box, which comprises a support, the bottom end of the support is hinged with a fixing plate, the support is internally provided with a reserved groove, the reserved groove is internally provided with a main body, one end of the main body is provided with an infrared probe, the outer part of the main body is provided with an external thread, and the external thread is provided with an internal thread. Movable structures are arranged at the two ends of the exterior of the main body, each movable structure comprises a fixing ring, and the fixing rings are installed at the two ends of the exterior of the main body. The movable structure is arranged, the fixing ring and the protection ring can be driven to move towards the two ends outside the main body by rotating the fixing ring, then the main body can move up and down in the reserved groove, and when the main body moves to a proper position, the fixing ring continues to be ro