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dash pot 緩沖器,減震器,阻尼延遲器。

dasheen

In the event that a boiler does shut down the stop - check must prevent backflow into the boiler , the weight of the disc and dash pot piston , through the force of gravity , promote rapid sealing so steam and condensate cannot backflow into the boiler even at low pressures 如果鍋爐沒有關閉截止止回閥,則必須防止回流到鍋爐上,閥瓣壓鐵和緩沖活塞,在重力的作用下,能夠迅速實現密封,使得蒸汽和冷凝水即使在低壓下也不會回流到鍋爐里。

Liquid dash pot 液體阻尼器