Converter transformer network side bushing protection structure and working method

The invention relates to a converter transformer network side bushing protection structure and a working method, the converter transformer network side bushing protection structure comprises a protection cloth cover, a bushing and an ascending flanged base, the bushing is provided with a bushing connecting base, the bushing connecting base is connected with the upper end of the ascending flanged base, the bushing is internally provided with a conductive tube, the conductive tube is internally provided with a pull rod, the lower end of the pull rod is provided with a plug, and the plug is connected with the upper end of the ascending flanged base. The lower end of the conductive tube is provided with a plug bush matched with the plug head, and after a connecting bolt of the sleeve connecting seat and the ascending flanged base is detached, the protective cloth cover is sleeved on the sleeve and the ascending flanged base; in the dismounting process of the sleeve and the ascending flanged base, the upper end of