Window

The utility model discloses a window. The window comprises a windowsill, a window body with one side hinged to the windowsill, and a driving structure for driving the window body to be opened or closed. The driving structure comprises an installation support installed on a windowsill and an air cylinder fixed to the installation support. Wherein the driving end of the air cylinder is hinged to a window, the installation support comprises a fixed base fixed to a windowsill and a rotating base used for fixing the air cylinder, the rotating base is rotationally connected with the fixed base, thefixed base is connected with an air source, and air conveying structures for communicating the air source with the air cylinder are arranged in the fixed base and the rotating base. Air of an air source is supplied into the air cylinder through the air conveying structure, the design of an original exposed air pipe is abandoned, the air pipe is prevented from being damaged when the window is opened and closed, in addition