Supporting structure of over-current bus

The utility model provides a supporting structure of an overcurrent bus, and belongs to the technical field of aluminum electrolysis production. The problem of how to improve the convenience of current disconnection or connection operation is solved. The supporting structure of the over-current bus comprises a supporting seat, a top plate is arranged above the supporting seat, the supporting structure of the over-current bus further comprises a pushing device and an auxiliary supporting device which are arranged between the top plate and the supporting seat, and the pushing device can drive the top plate to be close to or away from the supporting seat. One end of the auxiliary supporting device is fixedly connected with the lower side plate face of the driving top plate, and the other end of the auxiliary supporting device abuts against the upper end of the supporting base. The supporting structure of the over-current bus can improve the operation convenience of current disconnection or connection. 本实用新型提供了一种