The utility model relates to a line-shaped tension insulator string of EHV transmission line, solving the problem of that Chinese principal voltage grade of 500 KV cannot adapt to the needs of 1000 KV EHV electric network, including a suspension anchor clamp, a U-shaped loop, an adjustment panel, an insulator, a right angle suspension plate, a linkage plate, a bulb suspension loop, a uniform voltage arcing ring, a bowl head suspension plate linkage, therefore forming A, B, C, D, E, F, G, H linkage holes, wherein the utility model is connected with the extension draw rod through the U-shaped suspension loop, the extension draw rod is connected with the right angle suspension plate, the right angle suspension plate is connected with the adjustment panel, and the adjustment panel is connected with the strain clamp. The utility model has the advantages of assembly of the split welded type linkage plate by screw bolts, convenience for installation and aesthetic appearance; meeting the installation requirements of eight multiple conductors; without generating electric corona and radio interference; reducing wind resistance and reducing the vibration of wires in breeze.