Steam turbine regulating valve graphite packing pressing tool

• Main Authors: WU TENGLIANG, LING JINHUA, LI BINGFAN
• Format: Patent
• Language: Chinese; English
• Published: 10.11.2020
• 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 steam turbine regulating valve graphite packing pressing tool which solves the problem that packing around a valve rod is not easy to press and the like, and comprises a regulating valve body, a valve seat mounting hole formed in the upper end of the regulating valve body, a valve seat fixedly mounted in the valve seat mounting hole, a step mounting hole formed in thecenter of the valve seat, and a valve rod inserted in the step mounting hole. The upper end of the valve rod is sleeved with a round pipe, the inner diameter of the round pipe is larger than the diameter of the valve rod, the outer diameter of the round pipe is smaller than the diameter of the large hole of the step mounting hole, and the lower end of the round pipe is connected with a circular ring; an air inlet channel is formed in the adjusting door body, a valve beam with the upper end connected with the valve rod is arranged in the air inlet channel, a plurality of valve discs are arranged at the lower end of the