Valve rod buffer structure of stop valve surges

• Main Authors: XUE HONGQUAN, WANG ZHONGYUAN, LI HUAGUI, WU HUAIMIN, XIANG GUANGWU, SU JINGPAN, XIANG WEI, WANG ZHONGMIAO, NAN FEI, JIN HU
• Format: Patent
• Language: Chinese; English
• Published: 10.07.2018
• 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 valve rod buffer structure of stop valve surges, in order to solve valve rod buffer structure of stop valve surges among the prior art, the spring of establishing on the valve clack can not automatic alignment valve rod center, erroneous tendency valve rod one side, to the influential problem of buffering effect that realizes includes valve clack, valve rod, being equipped with a recess in the valve clack, the valve rod is established in the recess, is equipped with a connecting piece on the valve clack, valve rod bottom is equipped with the boss, and connecting piece and valve clack are connected that to push down bottom the valve rod boss shape one -tenth axial after the locking spacing, valve clack internally mounted has a spring holder, and the face of installation spring holder is spherical groove on the valve clack, and the installation face of the spring holder that corresponds is the sphere, and the spring holder is equipped with a retractable holewith valve clack sphere c