Contactor with conversion type auxiliary poles

The invention relates to a contactor with a conversion type auxiliary pole. The contactor with the conversion type auxiliary pole comprises a contactor body, a plurality of pole piece mechanisms arranged in the contactor body and contact chambers uniformly arranged on two sides of the contactor body. The pole piece mechanism comprises an auxiliary pole A, an auxiliary pole B, a movable pole piece and a supporting rod for synchronously driving the movable pole piece to move; and a groove A for mounting the supporting rod is formed in the contactor body in the vertical direction. The auxiliary pole A and the auxiliary pole B are oppositely fixed in the contactor body, the movable pole piece is movably arranged on the supporting rod, and the auxiliary pole A and the auxiliary pole B are arranged on the two sides of the movable pole piece respectively. The movable pole piece comprises two movable pole points and a movable bridge, the movable bridge is movably installed on the supporting rod, and the movable pole