| 摘要 |
PURPOSE: A clamp ring fixing structure of a butterfly valve is provided to increase the compatibility of a gasket and to firmly fix a clamp ring to a valve body by maintaining airtightness between the butterfly valve and a flange connection part. CONSTITUTION: A clamp ring fixing structure of a butterfly valve comprises a butterfly valve body (10), a disc (11), a seat, a clamp ring (13), bolts (14), and washers (15). The seat is installed between the butterfly valve body and the disc to maintain airtightness. The clamp ring firmly fixes the seat to the butterfly valve body. The bolts fix the clamp ring to the butterfly valve body. The washers couple with the bolts to support the clamp ring. |
