1. A device for analyzing thermal images, wherein the device comprises: an acquiring unit for acquiring thermal imaging data; an analysis area setting unit for setting constituted data of an analysis area and a position parameter of the analysis area, the analysis area corresponding to information related to part information; a display controlling unit for displaying the analysis area and the information related to the part information corresponding to the analysis area, and an infrared thermal image generated by the acquired thermal imaging data together, or displaying an analysis result acquired according to the analysis area, the information related to the part information corresponding to the analysis area, and the infrared thermal image generated by the acquired thermal imaging data together.