Aluminum alloy fire-resistant door and window

The utility model provides an aluminum alloy fire-resistant door and window, which belongs to the technical field of doors and windows and is provided with a window frame, a window sash is mounted in the window frame, a glass body is arranged in the window sash, accommodating cavities are arranged on four inner side walls of the window sash, two adjacent accommodating cavities are communicated with each other, and supporting plates and elastic mechanisms are arranged in the accommodating cavities. The glass body is clamped in the containing cavity and abuts against the supporting plate, the elastic mechanism is used for fixing the glass body, and when the glass body is heated to expand, the elastic mechanism deforms; a fixing sleeve and a dismounting mechanism are fixedly installed on the two opposite inner side walls of the window frame correspondingly, one end of a reinforcing rod is arranged in the fixing sleeve, and the other end of the reinforcing rod is arranged in the dismounting mechanism. The technic