Sleeve pipe with high insulating performance

The utility model relates to a sleeve pipe, in particular to a sleeve pipe with high insulating performance. The sleeve pipe with high insulating performance is used for a transformer. The sleeve pipe with high insulating performance comprises a conductive rod and a mounting plate. The conductive rod is inserted into the mounting plate, a lower porcelain sleeve is arranged below the conductive rod and the mounting plate in a sleeved mode, an upper porcelain sleeve is arranged on the conductive rod and the mounting plate, the lower porcelain sleeve and the upper porcelain sleeve are arranged at an interval, the bottom of the upper porcelain sleeve is embedded into the lower porcelain sleeve, the upper portion of the upper porcelain sleeve is provided with a porcelain gland which is connected with the upper porcelain sleeve in a pressing mode, rubber beads are arranged between the porcelain gland and the lower porcelain sleeve, the rubber beads are connected with the conducting rod in a sleeved mode, a connecto