The utility model provides a conductor connecting device, include: first net cover has the the first pontes who is suitable for the cover to establish the first net cover part outside first wire one end and be connected with first net cover part, second net cover has to be suitable for and overlaps the second net cover part of establishing outside second wire one end and overlap partial the 2nd coupling part who is connected with the second net, when the direction pulling coupling part to keeping away from net cover part, net cover part is inwards tightened up to tightly tie up on the wire outer wall, when the direction to being close to net cover part promoted coupling part, net cover part was outside loose division to can outwards deviate from from the wire, the first pontes is connected with the 2nd coupling part directness or indirect fixation. The utility model discloses a conductor connecting device easy operation, it is few with the time to consume physical power, low to operation personnel's technical requirement, and can not produce card hang in towing, and just the security is good to pull the facility.