文献类型：专利

英文题名：Steam safety valve online leakage detecting device, has steam outlet pipe fixed on outlet flange and steam safety valve of valve body, where valve body is utilized for judging whether steam leakage of steam safety valve is detected or not

作者：YU X;ZHANG J;LV D;YANG L;LU R;GAO K

机构：[1]UNIV EAST CHINA SCI & TECHNOLOGY;[2]WUJIANG DONGWU MACHINE CO LTD;[3]UNIV EAST CHINA SCI & TECHNOLOGY

申请号：CN106033021-A

申请日：2016-04-14

公开日：2016-10-19

语种：英文

收录：DERWENT

摘要：NOVELTY - The device has a steam safety valve spring provided with a valve body, a valve base, a valve clack, a valve rod, a spring base, a spring, an outlet flange and a steam outlet pipe. A lower adjusting ring is fixed on the valve base through a screw thread sleeve. A sealing surface structure is fixed between the valve base and the valve clack. The steam outlet pipe is fixed between the outlet flange and a steam safety valve i.e. spring-type steam safety valve, of the valve body. The valve body is utilized for judging whether steam leakage of the steam safety valve is detected or not. USE - Steam safety valve online leakage detecting device. ADVANTAGE - The device adjusts sizes of the steam safety valve in an accurate manner. DETAILED DESCRIPTION - The lower adjusting ring is fixed with an ultrasonic wave generator that is made of nickel base alloy steel and chrome alloy steel materials. DESCRIPTION OF DRAWING(S) - The drawing shows a sectional view of a steam safety valve online leakage detecting device.