文献类型：专利

英文题名：Device for measuring deformation and extension in circumferential direction of steam pipeline used in e.g. chemical plant, has outer cover fixedly connected with lower locating plate and middle plate that is sleeved with spring

作者：TU S;WANG Z;XUAN F;YE T

机构：[1]UNIV EAST CHINA SCI & TECHNOLOGY

申请号：CN103234508-B

公开日：2015-10-28

语种：英文

收录：DERWENT

摘要：NOVELTY - The device has fastening unit provided with upper ring (1) and lower ring (2) that are screwed with each other. A locating block (3) is connected with upper locating plate (4) through bolt. A long rod (6) is locked on upper locating plate, and is provided with elliptic through hole. The middle plate (8), lower surface of lower locating plate (5) and upper surface of locating sleeve (7) is provided with fixing groove. The middle plate extended out of lower portion is sleeved with spring (9). An outer cover (15) is fixedly connected with lower locating plate and middle plate. USE - Device for measuring deformation and extension in circumferential direction of high temperature steam pipeline used in chemical plant, electric power plant and reactor of nuke industry. ADVANTAGE - The device for measuring deformation and extension in circumferential direction of high temperature steam pipeline is provided with simple structure and convenient operation efficiency and prolonged service life. The deformation and extension in circumferential direction of high temperature steam pipeline can be measured easily. DESCRIPTION OF DRAWING(S) - The drawing shows a schematic view of the device for measuring deformation and extension in circumferential direction of high temperature steam pipeline. Upper ring (1) Lower ring (2) Locating block (3) Upper locating plate (4) Lower locating plate (5) Long rod (6) Locating sleeve (7) Middle plate (8) Spring (9) Outer cover (15)