Sealing assembly of industrial frequency converter

The utility model provides a sealing assembly of an industrial frequency converter, and relates to the technical field of frequency converters, the sealing assembly comprises two first frames and two second frames, one side of each first frame is provided with a control mechanism, and the other side of each first frame is provided with a guide plate; the control mechanism comprises a shell and a gear, racks are arranged at the top and the bottom of an inner cavity of the shell, one side of the gear is rotationally connected with the inner wall of the shell, the gear is connected with the two racks in a meshed mode, a sliding groove is formed in one side of each rack, a rail is slidably connected into the sliding groove, and the rail is fixedly connected with the inner wall of the shell. According to the utility model, when the gear is controlled to rotate through the knob, the two racks are driven to move oppositely, so that the two first frames can be controlled to be far away from or close to each other and