Fumigation room for disinfecting vehicles in farm

The utility model belongs to the technical field of disinfection facilities, and discloses a fumigation room for disinfection of livestock farm vehicles, which comprises a fumigation machine and a fumigation room body, the fumigation room body comprises stand columns, cross beams, side walls and a top cover, the stand columns and the cross beams are hot galvanized pipes, the stand columns are fixed with the ground through cement mortar, and the top cover is fixed with the side walls. The cross beam is fixedly arranged at the top of the stand column; the side walls are made of aluminum plates and wrap the outer sides of the stand columns, a hollow cuboid with an upper opening and a lower opening is defined by the side walls, the top cover is erected above the cross beams, the top cover comprises a bottom plate, an asbestos plate and aluminum tiles which are sequentially covered from bottom to top, and the bottom plate of the top cover is connected with the tops of the side walls in a sealed mode. The top cover