The utility model discloses an inflatable type supporting skeleton in the field of a tent. The inflatable type supporting skeleton comprises an air bag which is arranged in a protecting jacket; a side face of the protecting jacket is closed by a zipper; an end part of the air bag is connected with an inflating nozzle; an opening which is matched with the inflating nozzle is formed on the protecting jacket; and the inflating nozzle is arranged in a form of extending out of the opening. According to the inflatable type supporting skeleton, the supporting for the skeleton is finished by aerating the air bag. The inflatable type supporting skeleton has a simple structure, is convenient and reliable to mount and dismount, is convenient to take and is applied to the tent.