Stay hook for window lock

The utility model relates to a fixing hook for window locks, which relates to a locking mechanism for doors and windows. A hook seat is provided with a circular hole which is used for installing the fixing hook for window locks. A hook arm is perpendicular to the hook seat. The upper edge of the hook arm is narrow and the bottom edge of the hook arm is wide. The hook arm is a trapezium. A hook head is arranged on the upper edge of the hook arm. After the wastage of a window wheel results in the sinking of a door and a window, the sloping edge of the hook arm is used for supporting aluminum profile for exerting the effects of correcting the door and the window and ensuring that the door and the window are locked.