Earthing device safe in utilization

The utility model discloses an earthing device safe in utilization, including high -tension bushing, transformer case, winding, a cooling tube, no. Two cooling tubes, an earth connection and no. Two earth connections, the transformer case upper end is equipped with high -tension bushing, the inside winding that is equipped with of transformer case, the transformer case lower extreme is equipped with insulator foot, ground connection cover and no. Two insulator foots no. One, an earth connection and no. Two earth connections are connected to ground connection cover upper end, insulator foot upper end is equipped with the insulating lantern ring no. One, and passes through an earth connection between insulating lantern ring, no. Two insulator foots upper end is equipped with the insulating lantern ring no. Two, and passes through no. Two earth connections between two numbers insulating lantern rings. An earthing device safe in utilization, through an earth connection and no. Two earth connections that are equip