The utility model discloses a discharge electrode device for suspension insulator, characterized by, including insulator, first connecting portion, second connecting portion, go up electrode and bottom electrode, first connecting portion and the 2nd coupling part do not and insulator both ends gold utensil fixed connection, go up electrode and first connecting portion fixed connection, bottom electrode and second connecting portion fixed connection, go up electrode and bottom electrode in same plane, discharge path is perpendicular with the insulator main part within a definite time to go up electrode and two electrodes of bottom electrode, a discharge electrode device for suspension insulator is perpendicular with the insulator main part through discharge path between two electrodes of last electrode and bottom electrode, has effectively avoided the insulator body possibility of discharging, a discharge electrode device for suspension insulator is equipped with the regulation hole through the portion of discharging, makes the linear regulation of discharge gap between two electrodes through the position of the regulation portion of discharging, has avoided two electric interelectrode overlap joints.