Mounting bracket, projector curtain assembly and vehicle

The utility model discloses a mounting support, a projector curtain assembly and a vehicle, the mounting support comprises a telescopic rod, two fixing seats and a mounting portion, the telescopic rod is provided with a first end and a second end, and the telescopic rod is arranged in a telescopic mode so that the distance between the first end of the telescopic rod and the second end of the telescopic rod can be adjusted; wherein one fixing seat is arranged at the first end of the telescopic rod and used for being fixed to the first side end, and the other fixing seat is arranged at the second end of the telescopic rod and used for being fixed to the second side end. The installation portion is installed on the telescopic rod or the two fixing seats and used for installing the projector curtain, the telescopic rod is contracted, the installation support can be conveniently installed on the peripheries of skylight openings of various sizes, and therefore a client can conveniently use the projector curtain in