JBL, JBT, JB-TL Specific forms parallel groove clamp is suitable for unendure force splicing and branch on the aerialwire , being used with insulation cover . It's action is insulation protection.
TL系列异型并沟线夹适用于架空电力线路中导线的非承受力接续与分支，与绝缘罩配套使用起防护绝缘作用。
2
The utility model discloses an aerial power transmission and distribution wire ice removing device comprising a gun barrel.