Three-link screen window

Abstract

The application relates to the technical field of screen windows, and particularly discloses a triple linkage screen window which comprises a mounting frame, a sliding groove is formed in the inner bottom end of the mounting frame, a moving frame is slidably connected to the inner side of the sliding groove, a limiting block is threadedly connected to the inner bottom end of the sliding groove, and a positioning block is arranged at the top end of the limiting block. The moving frame is convenient for mounting the screen window frame, the sliding groove is convenient for adjusting the position of the moving frame, the user can pull the screen window frame through the adjusting handle, when the screen window frame is pulled, the transmission belt is also pulled in the inner side of the transmission wheel, the two other screen window frames are driven to move through the connection of the connecting holes, when the screen window frame is pulled to the end, the two other screen window frames also cover the remaining space, the linkage effect is achieved, the screen window is convenient and practical, and the physical consumption is effectively reduced.

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