Display card mounting structure convenient to compress

The utility model is suitable for the technical field of display card installation, and provides a display card installation structure convenient to compress, which comprises a shell sleeve, and the middle part of the shell sleeve is hollow; the heat dissipation net is embedded in the middle of the inner side of the shell sleeve, and a first frame is placed at the upper end of the heat dissipation net; the dustproof net is arranged at the upper opening end of the shell sleeve, and a display card is arranged between the first frame and the dustproof net. The compressing assemblies are arranged at the two ends of the shell sleeve, the dustproof net above the display card can be conveniently fastened, then the dustproof net compresses the display card so as to limit and fasten the display card, the display card is convenient and fast to mount and dismount, the main batten can be moved by pressing the elastic piece without limiting the main batten, and the display card is convenient to mount and dismount. The pre