Fixing device of electric wire for low-voltage live-line exchange electric meter

The invention discloses a fixing device of a wire for low-voltage electrified replacement of an electric meter, and aims to provide a fixing device which can effectively improve the working efficiency of electrified replacement of the electric meter; the fixing device is good in operation safety and capable of effectively solving the problem of potential safety hazards caused by touch of phase lines on the electric energy meter in the current operation process of replacing the electric energy meter in a live-line mode. The device comprises a pair of handles which are hinged through a hinge shaft, and a torsional spring is arranged on the hinge shaft; a clamp head assembly which comprises a pair of clamping parts which are in relative sliding connection, wherein one clamping part is provided with a plurality of first chucks, and the other clamping part is provided with a plurality of second clamping heads, and each first clamping head and the corresponding second clamping head respectively form a clamp mouth f