The utility model relates to a novel pole is stepped on to all insulation 35kV cable device, including pole and threephase cable, the threephase cable is equipped with fixed the setting up on the pole of strain clamp of insulating boot through the package, be equipped with the cross arm support on the pole, the cross arm support is equipped with the cross arm insulator and the cross arm base frame of cross arm insulating boot including the package, the lead wire is connected with the umbellate form cable joint electricity of striding that the package was equipped with the insulating boot under wrapping the threephase cable that is equipped with insulation support, insulation support includes the insulation support unit that a plurality of head and the tail link up, it is equipped with column arrester installing support on the pole of umbellate form cable joint below to stride, be equipped with on the column arrester installing support ground connection link that is equipped with ground connection link insulating boot through the package and threephase cable down the package be connected of lead wire electricity be equipped with the column arrester of arrester insulating boot. The utility model discloses an insulating security in that the mode improvement high voltage transmission lines of insulating boot is established to the high voltage transmission lines coat has the circuit all insulation, the high characteristics of the insulating security performance of high -tension transmission.