The utility model discloses a power transformation combined safety tool cabinet of a management system with a ground wire. The safety tool cabinet comprises a ground rod holding cabinet, a ground wire holding cabinet, a first tool cabinet, a second tool cabinet, a third tool cabinet and a fourth tool cabinet, wherein a temperature and humidity control instrument is mounted at the top of each cabinet. The safety tool cabinet is characterized in that a ground wire management controller is mounted on the door of the ground wire holding cabinet; the ground wire management controller is connected with a ground wire plug through the ground wire; the other end of the ground wire plug is connected with an intelligent locking pole. Through the adoption of the safety tool cabinet, various operation tools can be classified and held independently, so that the tools can be more convenient to take and use, a great deal of space is also saved, and the working intensity of management personnel is alleviated.