Large-area seamless splicing curved surface screen

The utility model discloses a large-area seamless splicing curved surface screen, which comprises a splicing type curved surface screen main body and a substrate, the substrate is provided with the curved surface screen main body, two sides of the substrate are fixedly provided with baffle plates, the baffle plates are provided with dustproof assemblies, the dustproof assemblies comprise installation blocks installed on the baffle plates, and the installation blocks are provided with dustproof holes. An air outlet assembly is installed in the installation block, the air outlet end of the air outlet assembly faces the curved surface screen body, a baffle is rotationally arranged on the installation block, the baffle is sleeved with a soft sleeve, an inner cavity is formed in the soft sleeve, a drying assembly is arranged in the inner cavity, the soft sleeve forms an integrated protruding part, and the protruding part abuts against the curved surface screen body. When in use, the curved-surface screen is well p