Portable cable clamping device with electricity testing function

The invention discloses a portable cable clamping device with an electricity testing function. The device comprises a clamping assembly, an electricity testing module and an insulating rod. The clamping assembly comprises a first clamping piece and a second clamping piece, the first clamping piece comprises an arc-shaped clamping part and a fixing part, an arc-shaped groove is formed in the inner end of the arc-shaped clamping part, a metal sheet matched with the arc-shaped groove is arranged on the arc-shaped groove, and the lower end of the arc-shaped clamping part is installed on one side of the top of the electricity testing module through the fixing part; the lower end of the second clamping piece is rotationally connected to the other side of the top of the electricity testing module, and the arc-shaped clamping part and the second clamping piece are oppositely arranged to form a clamping gap for clamping a cable; a clamping groove is formed in the end, away from the fixing part, of the arc-shaped clamp