Semi-automatic awning using a spring according to the present invention, the main body case in which the blocking film is installed to be drawn out and drawn in, the winding pipe of the blocking film, the winding pipe coupling member connecting the winding pipe and the tension spring, the tension spring central axis for tension of the blocking film, Tension spring that provides tension for the withdrawal and withdrawal of the barrier film, multiple male and female gears for intermittent connection of the winding pipe and tension spring involved in the withdrawal and withdrawal of the barrier film, and the connection position between the winding pipe and the tension spring It includes a working handle that can be made. Thereby, the spring force can be easily expanded and wound by adding the adjustable spring force to the manual force, and it is easy to fix the partially expanded state while freely adjusting the length of the barrier film, and can be easily used by anyone of all ages.
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