The utility model provides an electrical equipment upright lead wire articulates ground wire conductor end erector, includes the arc outer support, is provided with the elastic clamping device in the ARC mouth of arc outer support, this elastic clamping device includes that two are gone up branch and a plurality of card wheel that has the latch, the utility model discloses a multiple spot that adopts the many cards of elasticity wheel presss from both sides tight form for its thing that is pressed from both sides that is fit for multiple shape, simultaneously, the multiple spot presss from both sides tight form and makes and press from both sides tight more firmly, increases the stability in use.