The utility model discloses a swirling flow quenching ring comprising an inner ring, an outer ring, a quenching liquid conveying pipe and a descending pipe, wherein a quenching liquid distribution chamber is formed between the inner ring and the outer ring, and the quenching liquid conveying pipe is communicated with the quenching liquid distribution chamber; and the inner ring is connected with the descending pipe, and a liquid discharge annular gap is formed between the outer ring and the descending pipe. The swirling flow quenching ring is characterized by also comprising a plurality of flow guide pieces arranged between the inner ring and the outer ring, and the plurality of flow guide pieces are fixedly arranged on the inner ring or the outer ring. By adopting the swirling flow quenching ring disclosed by the utility model, influences of deviation produced in manufacturing and installation processes of the quenching ring to the normal operation of the quenching ring can be reduced, good quenching effect can be achieved, and the service life of the quenching ring can be prolonged.