Built -in hidden aluminum alloy side -hung window stationary blade structure

The utility model discloses a built -in hidden aluminum alloy side -hung window stationary blade structure, including being located the inboard sheetmetal of aluminum alloy window frame, the top of sheetmetal top is equipped with the rectangle buffer substrate tablet, and the both sides of rectangle buffer substrate tablet all are equipped with card that the symmetry set up and concrete and construct, block and concrete arc stopper and the connection piece that constructs including arranging from top to bottom, and connection piece and the integrative setting of arc stopper, the one end of connection piece is equipped with the first screw hole that runs through aluminum alloy window frame, sheetmetal and connection piece, and a threaded hole is equipped with first screw. The utility modeldiscloses a cooperation of arc stopper, plugging block, connection piece, fourth screw, first screw and second screw isotructure is used for the sliding support slider of the fixed usefulness of aluminum alloy side -hung wind