Steel-wood soundproof fireproof armored door

The utility model relates to a steel-wood sound-insulation fireproof armored door which comprises a door frame and a door body, the door frame and the door body are movably connected through multiple sets of hinges, a metal handle is arranged at the front end of the door body, a sound-insulation assembly is arranged in the door body, and a flame-retardant assembly is arranged on the side, close to the sound-insulation assembly, of the interior of the door body. The sound insulation assembly comprises a sound insulation inner plate, the sound insulation inner plate is fixedly installed in the door body, a plurality of first inclined pipes and second inclined pipes are fixedly installed on one side of the sound insulation inner plate, the first inclined pipes and the second inclined pipes are fixedly connected through circular truncated cone cylinders, and the length of the first inclined pipes is larger than that of the second inclined pipes. The first inclined pipe and the second inclined pipe communicate wit