Ground wire for circuit connection

The utility model discloses a ground wire used for circuit connection, comprising a fixed plate, a side surface of the fixed plate is provided with a groove, an inner wall of the groove is slidingly connected with a concave plate, an inner wall of the concave plate is fixedly connected with a clamping plate, an upper surface of the concave plate is provided with a first convex groove, and a lowersurface of the first convex groove is provided with a second convex groove. A first spring is fixedly connected to the inner bottom wall of the first convex groove, a convex plate is fixedly connectedto the top end of the first spring, a convex groove is formed in the side, away from the concave plate, of the fixing plate, a bottom plate is movably connected to the inner wall of the convex groove, and a supporting plate is fixedly connected to the side face of the bottom plate. According to the skirting line for circuit connection, the fixing plate, the groove, the concave plate, the clampingplate, the first convex gr