Damp-proof electrical cabinet

The utility model relates to the technical field of electrical cabinets, and discloses a moisture-proof electrical cabinet, which comprises an electrical cabinet main body, the bottom of the electrical cabinet main body is provided with limiting plates which are symmetrically arranged, the limiting plates are fixedly connected with the electrical cabinet main body through screws, and the bottoms of the limiting plates are fixedly connected with a supporting frame. A supporting plate abutting against the bottom of the electrical cabinet body is arranged between the limiting plates, and the bottom end of the supporting plate is fixedly connected with a lifting mechanism. According to the moisture-proof electrical cabinet, when the support at the bottom of the electrical cabinet main body needs to be replaced, the supporting plate is lowered through the lifting mechanism, then the supporting plate and the sliding plate are pulled out, a new supporting plate and a new sliding plate are inserted, then the supporti