A device for producing a large amount of smoke covering a large area for rapid screening, comprising a frame (1) and a turbojet engine (8). A support plate (2) is mounted inside the frame (1), and a mounting barrel (3) is mounted above the support plate (2); a vertical channel (4) is connected to the bottom of the support plate (2); a pressure plate (5) is provided inside the vertical channel (4); a spring (6) is connected to the bottom of the pressure plate (5); folding boxes (7) are mounted on left and right sides of the bottom of the frame (1); the turbojet engine (8) is located on the middle part of the support plate (2), and a dry ice box (9) is connected to the upper part of the turbojet engine (8); and a bracket (10) is provided on the upper part of the interior of the mounting barrel (3). The device for producing a large amount of smoke covering a large area for rapid screening facilitates placement and fixing of the mounting barrel, and has advantages such as high smoke concentration and large-area smoke coverage.