Filling module at empty hard disk position of server case

The utility model discloses a filling module at an empty hard disk position of a server case. The outline of the filling module is of a constant hard disk bracket structure, and the filling module is arranged in an empty hard disk groove position to right fill the hard disk position. The filling module comprises a module front end and a module rear end, wherein the module front end and the module rear end are used for installing and fixing the module into the case, and a reinforcing rib with a supporting function is arranged in the middle of the module rear end. The filling module meets the filling of the hot plug hard disk groove position of a server, is fixed without screws, is easy to install, plays a role in supporting the case without a hard disk empty groove position, forms an air flue, is favorable for wind guidance and heat radiation, and has the functions of beautification and dust prevention for the case.