Air bed

An air bed, comprising:

• an upper sheet, a lower sheet, a left side sheet, a right side sheet, first structural pull belts and second structural pull belts, wherein the upper sheet, the lower sheet, the left side sheet and the right side sheet define one air chamber;
• the upper sheet and the lower sheet are connected with each other at the front and the back of the air bed, to form a front side wall of the air bed at a front end, and a rear side wall of the air bed at a rear end, and each inner edge at a respective joint between the upper sheet and the lower sheet is provided with the respective first structural pull belt;
• the left side sheet is connected with the upper sheet and the lower sheet to form a left side wall of the air bed, and an inner edge at a left joint is provided with the respective second structural pull belt;
• and
• the right side sheet is connected with the upper sheet and the lower sheet to form a right side wall of the air bed, and an inner edge at a right joint is provided with the respective second structural pull belt,
• wherein the air bed comprises connection bodies, the left side sheet and the right side sheet are each provided with the respective connection body, a lower edge of the second structural pull belt connected with the upper sheet is connected with an upper edge of the respective connection body, and an upper edge of the second structural pull belt connected with the lower sheet is connected with a lower edge of the respective connection body.