Mounting device convenient for mounting central air conditioner indoor unit and mounting process thereof

The invention relates to the technical field of central air conditioners, in particular to a mounting device convenient for mounting a central air conditioner indoor unit and a mounting process thereof. The mounting device comprises a hanging rod mounted on a ceiling and a mounting plate mounted on an indoor unit, a connecting piece is arranged on the hanging rod, and a mounting device is arrangedon the connecting piece; and the mounting device comprises a centering stand column mounted on the connecting piece and a centering rod mounted on the indoor unit, an inverted-cone-shaped cavity is formed in the end, close to the centering rod, of the centering stand column, a sliding hole matched with the centering rod is formed in the end, close to the connecting piece, of the inverted-cone-shaped cavity, and when the centering rod is located in the sliding hole, the mounting plate is arranged on the hanging rod in a sleeving mode. The mounting device has the effect that the indoor unit andthe hanging rod are align