The utility model discloses a screen frame in the technical field of screen frames, which comprises a screen frame, a connecting mechanism is mounted at the top of the screen frame, the connecting mechanism comprises fixing columns, rubber cylinders, bearings, connecting sleeves and limiting screws, the fixing columns are mounted at two ends of the top of the screen frame through screws, the rubber cylinders are adhered to the outer sides of the fixing columns, and the bearings are mounted on the rubber cylinders. The top of each screen frame is provided with a connecting sleeve, the two ends of the interior of each connecting sleeve are fixedly provided with bearings, the interior of each fixing column is connected with a limiting screw rod through threads, and the end of each mounting rod is movably provided with a manual telescopic rod. According to the combined screen frame, the multiple screen frames are connected more conveniently and rapidly, the connecting efficiency of the screen frames is improved, the connected screen frames can rotate freely, then the combined screen frame is suitable for different places, and the application range of the screen frame is widened.