Shell mounting structure of electric massager

The utility model relates to the technical field of massage tools, in particular to a shell installation structure of an electric massager, which comprises a shell, the shell is provided with a massage head and a driving piece, the shell is provided with a PCB (printed circuit board), the outer side wall of the shell is provided with an operation panel, the PCB is respectively and electrically connected with the driving piece and the operation panel, the shell comprises a top cover, a bottom cover, a side cover and a side frame, and the side frame is provided with an opening. The top cover is provided with an upper inserting protruding block and an upper clamping protruding block in a protruding mode, an upper inserting groove is formed in the end, close to the upper inserting protruding block, of the side frame in a concave mode, an upper clamping groove is formed in the end, close to the upper clamping protruding block, of the side frame in a concave mode, and the upper inserting protruding block and the up