Cyclone dust remover for medium-high-voltage frequency converter

The invention relates to a cyclone dust remover for a medium-high-voltage frequency converter, which belongs to the field of the medium-high-voltage frequency converter and comprises a conical cover body, a support post, a cyclone blade and a flange tube. The cyclone dust remover is arranged at an air inlet part of a frequency converter cabinet and is connected with the air inlet of the frequency converter cabinet through a flange arranged at one side of the flange tube, the cyclone blade is arranged on the flange tube, the support post is connected with the flange tube through a connecting frame, the conical cover body is covered outside the cyclone blade and the support post, the top of the support post is fixed with the conical cover body through a connecting assembly, a dust outlet is arranged on the conical cover body, and the cyclone blade is positioned at the lower part of the conical cover body. The cyclone dust remover has the beneficial effects that the cleaning-free and maintenance-free air inlet r