Aluminum alloy profile for doors and windows

The embodiment of the utility model discloses an aluminum alloy section bar for doors and windows. The aluminum alloy section bar comprises a section bar main body, the profile body comprises a first side wall, the profile body extends out of an L-shaped limiting block along the first side wall, a groove is defined by the profile body and the L-shaped limiting block, the groove is located above the profile body, the groove and the profile body are provided with a common side wall, and the common side wall is provided with a containing groove. According to the utility model, the L-shaped limiting block and the accommodating groove are arranged, and positions for accommodating glue and a sealing rubber strip are arranged on the section bar, so that the glass and the section bar can be adhered through the glue and the sealing rubber strip, and the glass is prevented from shaking in the section bar due to unstable connection and influencing the service life of the door and window. 本实用新型实施例公开了一种门窗用铝合金型材，包括型材主体；所述型