Door leaf glass mounting structure and door and window

The utility model provides a door leaf glass installation structure and a door leaf. The door leaf glass installation structure comprises a door leaf frame, and a first installation groove is formed in the door leaf frame; the glass installation part is fixedly arranged in the first installation groove, a second installation groove is formed in the glass installation part, and the width of a groove opening of the first installation groove is larger than that of a groove opening of the second installation groove. According to the door leaf frame, the glass installation piece is arranged in the first installation groove, the glass with the small width is installed on the glass installation piece, door leaf glass with different widths can be installed on the same door leaf frame according to different requirements, and therefore the universality of the door leaf is high. 本实用新型提供一种门扇玻璃安装结构及门扇，包括门扇框，所述门扇框上设置有第一安装槽；玻璃安装件，固定设置在所述第一安装槽内，所述玻璃安装件上设置有第二安装槽，其中，所述第一安装槽的槽口宽度大于所述第二安装槽的槽口宽度。通过在第一安装槽内设置玻璃安装件，在所述玻璃安装件上安装宽度较小的玻