The utility model provides a special insulation measurement pole in high tension switchgear, the utility model relates to a measuring supplementary utensil of high tension switchgear internal insulation. Bodily injury is avoided to the purpose, improves labor efficiency, stops habitually violating the regulations. The utility model discloses a telescopic link, measuring tube, measuring tube are adorned on the telescopic link, and the measuring tube has the measurement jack, and the metal head of measuring tube head end passes through the conductor and measures jack connection. The utility model has the advantages that: one (b), (b) stop operating personnel access switch storehouse, and through this instrument, change operating personnel's operation custom is in the access switch cabinet to in case go wrong, avoid bodily injury. Two (b), (b) are light, swift, the suitability is strong, save operating time, and this action bars can adapt to each type 6kV -35kV cubical switchboard, and fully adjustable is telescopic so that carry and deposit, conveniently are connected with the megohmmeter, measuring error can not appear.