Radiation machine room exhaust structure

The utility model relates to the technical field of exhaust structures, and discloses a radiation machine room exhaust structure which comprises an exhaust fan box and a fan installed in the exhaust fan box, a mounting frame is arranged at the bottom of the exhaust fan box, a protective cover is fixed in the mounting frame, and reinforcing connecting rods are fixed to the corners of the ends, close to each other, of the mounting frame and the protective cover. A lighting lamp is installed in the protective cover, the bottom end of the interior of the protective cover is connected with a light-transmitting cover through screws, a supporting assembly is arranged between the protective cover and the exhaust fan box, and a fixing piece is installed on the outer wall of one side of the exhaust fan box. The fixing frame is arranged on the side wall of the exhaust fan box so that the exhaust fan box can be conveniently installed in the radiation machine room, the exhaust fan box is made of noise reduction materials