Bottom-mounted detachable sunshade curtain structure

The utility model relates to a bottom-mounted detachable sunshade curtain structure which comprises a reel and a sunken protective cover, the protective cover is connected to the lower end of a skylight rear frame, a horizontal connecting lug is arranged on the rear side of the protective cover, the horizontal connecting lug is connected with the skylight rear frame in a penetrating and locking mode through bolts, and the two ends of the front side of the protective cover are connected with the skylight rear frame in a penetrating and locking mode through bolts. The inner sides of the two ends of the protective cover are respectively provided with two sunshade curtain end covers, the sunshade curtain end covers are arranged in the protective cover and are locked and connected through rear horizontal penetrating bolts, the inner sides of the sunshade curtain end covers are connected with the reel in a penetrating mode through connecting shafts, the front ends of the sunshade curtain end covers are provided wit