Module mounting structure and traction converter cabinet

The utility model provides a module installation structure and a traction converter cabinet body. The cabinet body comprises a main body and two side plates located on the main body. The module installation structure comprises a first guide rail assembly and a second guide rail assembly which are located on the two sides of a module, and each of the first guide rail assembly and the second guide rail assembly comprises a guide rail and a sliding block capable of sliding along the guide rail; the guide rails are detachably connected with the side plates; and the adapter plate comprises a vertical part and a horizontal part which are perpendicular to each other, the vertical part is detachably connected with the sliding block, and the horizontal part is detachably connected with the bottom surface of the module. By means of the module installation structure, the adaptability of the module installation structure can be improved, and the module installation structure can adapt to modules of different sizes. The r