Motor protector shell structure

The utility model relates to a motor protector shell structure, which comprises a shell, a shell cover and a printed circuit board, wherein the shell and the shell cover can be mutually matched and assembled into a box body, the printed circuit board is arranged inside the box body, the printed circuit board is provided with an electronic device for man-machine conversation which extends out of the box body, the shell is provided with an open half window hole, the shell cover is provided with a window hole closed structure corresponding to the half window hole in the shell, and the window hole closed structure on the shell cover is combined with the corresponding half window hole in the shell to form a full window hole capable of accommodating the electronic device for man-machine conversation along with fixed connection between the shell and the shell cover through a connecting structure. The shell structure provided by the utility model is simple in structure, does not need to additionally increase an independent panel or is directly closed by using a label, is small in size, convenient to assemble, high in assembly efficiency and capable of effectively reducing the manufacturing cost.