Escape anti-theft window

The invention discloses a life saving anti-theft window, characterized in that the crosspiece of a window frame has a ladder-like structure, the window frame and a lower ledge for fixing are connected by a rotating shaft, the upper ledge of the window frame is provided with a pluggable bolt for fixedly locking with a wall. When the anti-theft window is installed, the lower ledge is fixed to the wall, and the upper ledge locks the wall by a bolt after passing through the wall. Usually, the anti-theft window is used like a common anti-theft window for resisting theft. When an emergency case occurs, life saving is needed, only the bolt needs to be pulled out, the integral anti-theft window is rotated 180 degrees outwards along the rotating shaft of the lower ledge, then the anti-theft window becomes a ladder for life saving, thus playing a life saving role.