The invention discloses a fire-fighting early warning aircraft with a binocular visual structure. The fire-fighting early warning aircraft with a binocular visual structure comprises an unmanned aerial vehicle body, a fixation frame and a detection apparatus, wherein the fixation frame is arranged at the lower portion of the unmanned aerial vehicle body, and the detection apparatus is connected with the unmanned aerial vehicle body through the fixation frame. According to the invention, the binocular visual structure is arranged. The detection apparatus comprises a first pick-up head and a second pick-up head, the first pick-up head is an infrared imager, the infrared imager is used for acquiring infrared image information, the second pick-up head is a color camera, the color camera is used for acquiring color image information, the detection apparatus sends the infrared image information and the color image information to a control system through a communication module, through analyzing the infrared image information and the color image information, the problem of incapability of satisfying the requirement for precision of detection based on video analysis in multiple scenes can be solved, and application demands of users can be satisfied.