High-voltage static var generator convenient to check and maintain

The utility model discloses a high-voltage static var generator convenient to check and maintain, which comprises a shell assembly and an upper cover assembly, the shell assembly comprises a box body, the top and the bottom of the box body are open surfaces, the side surface of the box body is a front cover, and the upper cover assembly is arranged on the open surface of the top of the box body. The upper cover assembly can be installed and detached at the top of the box body through screws, the splicing assemblies are arranged on the open face of the bottom of the box body, the number of the splicing assemblies is multiple, the splicing assemblies are spliced at the bottom of the box body at will, and the splicing assemblies are installed and detached at the bottom of the box body through screws. The high-voltage static var generator solves the problems that the high-voltage static var generator is an assembly of a plurality of electric appliances, and if one or more electric appliances break down, troubleso