Board card support, board card module and electronic equipment

The embodiment of the utility model provides a board card support, a board card module and electronic equipment, and relates to the technical field of electronic equipment. The board card support comprises a carrier plate, a fixing piece, a first connecting structure and a second connecting structure, wherein the fixing piece is detachably connected with the carrier plate. The first connecting structure comprises a plurality of first connecting pieces, and the first connecting pieces are arranged on the carrier plate. The second connecting structure comprises a second connecting piece, the second connecting piece is arranged on at least one of the carrier plate and the fixing piece, and at least part of the first connecting piece is matched with the second connecting piece, so that the connector assembly for inserting the board card is fixedly connected with the carrier plate. In this way, the number of the second connecting pieces can be changed by replacing the fixing pieces, so that the board card support