Lateral turning-over supporting medical sickbed mechanical structure based on hoop type air pressure spring

The utility model discloses a side turning supporting medical sickbed mechanical structure based on a hoop type air pressure spring, which comprises a bed foundation main body arranged on a placing surface; the lifting backrest is rotatably connected with one side part of the bed foundation main body in a foldable manner; the bottom end of the telescopic sleeve structure is fixedly connected to the placement surface, the top end of the telescopic sleeve structure is in transfer connection with the bottom of the lifting backrest, and the telescopic sleeve structure can change the extension length between the top end and the bottom end of the telescopic sleeve structure; the air pressure telescopic structure is correspondingly arranged in the telescopic sleeve structure; and the regulation and control hoop is detachably arranged on the outer side portion of the telescopic sleeve structure in a winding mode, and the regulation and control hoop can fix the extension length of the telescopic sleeve structure betwe