Ultralow-temperature large-diameter butterfly valve

• Main Authors: XU XINPING, BAI JIYUN, ZHU SHUANGWEI, LI HONGJIE, WEI WANCHUN
• Format: Patent
• Language: Chinese; English
• Published: 18.11.2022
• Subjects: ACTUATING-FLOATS; BLASTING; COCKS; DEVICES FOR VENTING OR AERATING; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MECHANICAL ENGINEERING; TAPS; THERMAL INSULATION IN GENERAL; VALVES; WEAPONS

The utility model relates to the field of ultralow-temperature butterfly valves, and provides an ultralow-temperature large-diameter butterfly valve which comprises a valve body, a valve rod and a butterfly plate, a cold-shrinkage-resistant sealing ring assembly is arranged at the contact position o...