Air pressure spring back shore type lifting positioning sickbed structure based on gear integrated transmission

The utility model discloses an air pressure spring back shore type lifting positioning sickbed structure based on gear integrated transmission, which comprises a plurality of groups of telescopic sleeve structures, the top ends of which are fixedly connected and assembled at the bottoms of four corners of a bed board main body respectively; the extension length between the top end and the bottom end of the telescopic sleeve structure can be changed; the air pressure telescopic structure is arranged between the top end and the bottom end of the telescopic sleeve structure; the regulation and control hoop structure comprises a hoop ring and a hoop screw assembled on the hoop ring; the tension band is wound on the outer side part of the telescopic sleeve structure, and the extension length of the telescopic sleeve structure between the top end and the bottom end can be fixed through the tightness of the tension band; the transmission positioning box body is assembled and fixedly connected with the bottom of the