Simple quick-folding projection screen convenient to install

The utility model relates to the technical field of projection screens, in particular to a simple and fast-folding projection screen convenient to install. The utility model provides a simple and fast-folding projection screen which can adjust projection cabins with different lengths and is convenient to install. A simple and fast-folding projection screen convenient to install comprises a screen cabin, projection cloth, sleeves, installation blocks and an adaptive mechanism, the sleeves are clamped to the left side and the right side of the screen cabin, the projection cloth is wound in the screen cabin, the installation blocks are clamped to the rear sides of the sleeves, and the adaptive mechanism used for carrying out adaptive adjustment on the screen cabins with different lengths is arranged between the installation blocks. The mounting block is driven by the connecting block to slide on the guide rod, and the projection bins with different lengths are adaptively adjusted, so that the effects that the pr