Hospital folding dining car capable of reducing space occupancy rate

The invention discloses a hospital folding dining car capable of reducing space occupancy rate, which comprises a folding dining car main body, an upper folding protection plate, a lower folding protection plate, a side fixing plate and a side soft heat preservation cotton net, a protection plate main body is arranged in the upper folding protection plate, and built-in sliding grooves are formed in two sides of the interior of the protection plate main body; a built-in sliding groove is formed in the middle of the folding dining car body, a folding type sealing pulling top plate is slidably connected to the temporal portion of the built-in sliding groove, an upper folding protection plate and a lower folding protection plate are arranged in the folding dining car body, side fixing plates are arranged on the upper folding protection plate and the lower folding protection plate, and a meal taking door is arranged in each side fixing plate. The meal taking door is hinged to the side fixing plates through hinges,