Passive sunshade shutter

The utility model discloses a passive sunshade shutter which comprises a window frame, the window frame is a frame of a rectangular structure, a plurality of rotating shafts are arranged on the window frame from top to bottom in a one-way linear array mode, a plurality of sunshade window sashes are arranged outside the rotating shafts, and an adjusting groove is formed in one side of the window frame. The utility model relates to the technical field of shutters, in particular to a passive sunshade shutter, which is characterized in that a two-way temperature control spring is arranged on the outer side of a window frame and is used for detecting illumination intensity, so that a screw rod is driven by an adjusting motor to adjust a telescopic adjusting rod to linearly move in an adjusting groove, and a rotating sheet is shifted to rotate; therefore, the automatic rotation adjustment of the louver blades is realized, and the passive opening and closing of the louver are realized. 本实用新型公开了一种被动式遮阳百叶窗，包括窗框，所述窗框为矩