The utility model provides a cross arm in a distribution station. The cross arm comprises a bracket. Pole hoops are arranged on both ends of the bracket. The bracket is provided with a lot of support iron. Insulators are arranged on the support iron. Cable hoops are arranged at the end parts of the insulators. The cable hoops and the insulators are rotationally connected. According to the technical scheme provided by the utility model, the cross arm can meet the needs of wire drawing of the cross arm and the safe distance of high-voltage wire inserting in any condition, and has the advantages of simple use, easy operation and installation and being safe and effective.