Top assembly of converter of hybrid shunting locomotive

The invention discloses a top assembly of a converter of a hybrid shunting locomotive. The top assembly comprises a framework and a top cover, the top cover is detachably assembled and fixed to an access hole in the top of the framework, the left side and the right side of the framework are fixedly covered with skins, ventilation openings in the front side and the rear side of the framework are provided with shutter assemblies, and the connecting faces of the front side and the rear side of the framework and the top are fixedly covered with skins. The top assembly integrally adopts an integrated structure design, the top cover is provided with a multi-layer sealing mode, so that the protection grade of the whole converter can be efficiently ensured, the louver structures on the two sides and the top cover are detachable, and the maintainability of the converter is greatly improved; the grab rail and the anti-skid floor belt are arranged at the top, so that safe operation of top operating personnel is effectiv