Double window frame easy to install blind and security window therein

摘要

The present invention relates to a double window frame that is easy to install blinds and security windows in the window frame, the space for easy operation of the crescent (window lock device) in the middle part of the window frame in the double window frame for micro devices In particular, the security window and the blind installation part are designed in a convex shape, which is very convenient to install and assemble. The steel reinforcement is inserted into the inner chamber in the center of the window frame where the protrusion of the convex structure in which the security window or the blind is installed is inserted into the blind or the security window. It can be firmly fixed, the side portion of the protruding portion is formed to provide a double window frame that is easy to install blinds and security windows having a structure that is easy to drain even when rainwater is introduced.;This design is very narrow and concave in the structure of the middle part of the window frame when using the existing double window is very inconvenient for crescent operation, very difficult to install blinds and security window, even after installation, the inside of the window frame to the chamber It solved the shortcomings of hard fixing.