The utility model discloses a mounting structure of module of charging, including at least by many crossbeams with erect frame that the roof beam constitutes and at least one and be used for the charge slide of module of installation in locating this frame, each the slide includes that fixed connection is in four chute boards of four chute boards of crossbeam and this constitute inserts groove space with the module appearance of charging is matchd, the crossbeam of the front end both sides of frame is equipped with respectively and is arranged in fixing in order to realize the mounting panel of module at horizontal cartridge of rack or vertical cartridge that charge with computer cabinet connected, the utility model discloses a design the dismantled and assembled frame of assembling the structure and realize the front end installation and maintain, simultaneously through horizontal installation or the vertical installation of frame in the rack realize the charging horizontal cartridge or the vertical cartridge of module to through set up the assembly precision that the frame was guaranteed to the installation locating hole respectively on crossbeam, perpendicular roof beam and chute board.