Electric power cabinet

The utility model discloses an electric power cabinet. The cabinet body is provided with a blower fan which is detachably fixed outside the cabinet body through a screw thread fastening structure and ventilation holes for communicating an air hole of the blower fan with the space in the cabinet body. The screw thread fastening structure comprises the components of: fixing nuts which are fixedly or integrally arranged on the cabinet body, bolt through holes which are arranged on the blower fan and correspond with inner threaded holes of the nuts, and fastening bolts which are adapted with the fixing nuts. The electric power cabinet has functions of: realizing comprehensive air cooling for electrical elements in the cabinet body through the blower fan, increasing convection heat exchange speed between cold air and hot air in the outer space and the inner space of the cabinet body, ensuring sufficient heat radiation of each electrical element in the cabinet body, and preventing a problem of partial insufficient