Vacuum tube support of environment-friendly air-insulated switch and environment-friendly air-insulated switch

The utility model discloses an environment-friendly air-insulated switch vacuum tube support and an environment-friendly air-insulated switch, which are good in stability and favorable for electric field optimization. According to the technical scheme, a front insulating plate and a rear insulating plate are oppositely arranged, a vacuum tube upper fixing plate and a vacuum tube lower fixing plate which are distributed in a three-phase mode are arranged between the front insulating plate and the rear insulating plate, and the vacuum tube upper fixing plate is provided with a screw hole and an open groove for an upper isolation moving contact seat to extend out. The vacuum tube lower fixing plate is provided with a mounting hole for the lower end of the vacuum tube to penetrate, a detachable upper insulating cover is arranged at the joint of the front insulating plate and the vacuum tube upper fixing plate, the lower ends of the front insulating plate and the rear insulating plate are provided with wiring wind