Turnover dining table on medical bed

The invention discloses a turnover dining table on a medical bed. The turnover dining table is characterized in that: two sides of a dining table plate are respectively supported on dining table frames; the dining table frames are hinged on connecting plates fixed on a bed frame; a damping air spring is arranged between each of the dining table frames and the bed frame; bottoms of damping air springs are hinged on the bed frame, piston rods at heads of the damping air springs are hinged at lower ends of the dining table frames; an anti-falling limiting block with a limiting through hole is evenly formed at a top end of the connecting plate on each side; an opening is formed on each of the anti-falling limiting blocks; a caliber of openings is less than an outside diameter of the dining table frames penetrating through the openings, so that the dining table frames can pass through the openings only under an action of an external force rather than pass through the openings freely; the dining table frames are ac