Four eccentric butterfly valves of main seal part complete interchangeability

• Main Authors: HUANG YOUXIN, LIU REN'AN, JIN FENGLU
• Format: Patent
• Language: Chinese; English
• Published: 29.08.2017
• 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 provides a four eccentric butterfly valves of main seal part complete interchangeability, including valve body, valve rod and butterfly plate, the butterfly plate is installed in the valve body, the valve rod is installed the butterfly plate middle part, butterfly plate one side is provided with the clamp plate, install the screw on the clamp plate, the clamp plate passes through the screw with butterfly plate fixed connection, be provided with first sealed pad and sealing ring between clamp plate and the butterfly plate, the disk seat is installed in the butterfly plate outside, install screw top and locking screw in the disk seat, the disk seat outside is provided with three ring -openings of locking, disk seat one side is provided with the sealed pad of second with the valve body junction, the butterfly plate outside is provided with the eccentric inclined plane of four arcs. The utility model discloses a four eccentric butterfly valves of main seal part complete interchangeability two wa