Special-shaped door and window frame profile

The utility model relates to the technical field of doors and windows, in particular to a special-shaped door and window frame profile which comprises a window frame, a protective plate and a positioning frame, the lower end of the inner side of the protective plate is fixedly connected with a supporting frame, the upper end of the inner side of the protective plate is spirally connected with a screw, the outer side of the screw is spirally connected with a connecting block, and the connecting block is fixedly connected with the window frame. Through the arrangement of the protection plate, the support, the gasket, the screw and the connecting block, during use, the protection plate is installed on the window frame through the bolt, the screw cannot be exposed out of the window frame, the waterproof effect of the window frame is improved, and the service life of the window frame is prolonged. Rainwater is prevented from splashing into a room in heavy rain weather, and the practicability is higher. 本实用新型涉及门窗技术