The present invention discloses a detector display window used in an explosive environment. The detector display window used in the explosive environment comprises a substrate spiral ring, a display window, a fastening spiral ring, a detector shell and the like, and is characterized in that the substrate spiral ring is equipped with outer and inner screw threads, the outer screw thread is connected with the detector shell, and the inner screw thread is connected with the display window; the outer side of the display window is connected with the fastening spiral ring, and the screw threads of the fastening spiral ring are connected with the screw threads of the substrate spiral ring. The detector display window used in the explosive environment of the present invention can save the space and material of a product at a larger limit, can obtain a larger visual range with a lower cost, and plays a great part for saving the material of the product and reducing the cost of the product, and for the national energy conservation and emissions reduction.