CN112229552B - 螺栓分布式受力状态监测光纤光栅传感器 - Google Patents
螺栓分布式受力状态监测光纤光栅传感器 Download PDFInfo
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- CN112229552B CN112229552B CN202011103337.7A CN202011103337A CN112229552B CN 112229552 B CN112229552 B CN 112229552B CN 202011103337 A CN202011103337 A CN 202011103337A CN 112229552 B CN112229552 B CN 112229552B
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- Prior art keywords
- bolt
- fiber grating
- capillary steel
- steel pipe
- fiber
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/24—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for determining value of torque or twisting moment for tightening a nut or other member which is similarly stressed
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/24—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet
- G01L1/242—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet the material being an optical fibre
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optical Transform (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011103337.7A CN112229552B (zh) | 2020-10-15 | 2020-10-15 | 螺栓分布式受力状态监测光纤光栅传感器 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011103337.7A CN112229552B (zh) | 2020-10-15 | 2020-10-15 | 螺栓分布式受力状态监测光纤光栅传感器 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112229552A CN112229552A (zh) | 2021-01-15 |
| CN112229552B true CN112229552B (zh) | 2021-05-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011103337.7A Active CN112229552B (zh) | 2020-10-15 | 2020-10-15 | 螺栓分布式受力状态监测光纤光栅传感器 |
Country Status (1)
| Country | Link |
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| CN (1) | CN112229552B (zh) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115753356A (zh) * | 2023-02-13 | 2023-03-07 | 西北工业大学 | 基于光纤传感器测量螺栓应变的测试系统及其方法和应用 |
| CN119826698B (zh) * | 2025-02-05 | 2025-10-10 | 武汉理工大学 | 一种管道法兰连接整体及局部螺栓松动定位方法及系统 |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2537954Y (zh) * | 2002-04-09 | 2003-02-26 | 哈尔滨工程大学 | 光纤智能螺栓 |
| TWI262289B (en) * | 2005-09-23 | 2006-09-21 | Univ Nat Chiao Tung | Optical-fiber raster double-bearing type inclination sensor for sensing stratum displacement |
| US8100586B2 (en) * | 2008-06-30 | 2012-01-24 | General Electric Company | Fiber optic sensing device and method for monitoring foil bearings |
| CN103277387A (zh) * | 2013-05-17 | 2013-09-04 | 中国航空工业集团公司北京长城计量测试技术研究所 | 一种用于光纤光栅传感器的智能螺栓 |
| CN104567998A (zh) * | 2014-12-12 | 2015-04-29 | 中国航空工业集团公司北京长城计量测试技术研究所 | 一种基于光纤光栅传感原理的温度自补偿智能螺栓 |
| CN104964713A (zh) * | 2015-07-09 | 2015-10-07 | 河南蓝信科技股份有限公司 | 光纤光栅应力、应变和温度检测螺栓 |
| CN105403337B (zh) * | 2015-11-02 | 2018-11-06 | 武汉理工大学 | 一种带预拉伸装置的光纤光栅螺栓应力传感器 |
| CN105736584B (zh) * | 2016-04-26 | 2018-02-23 | 东北石油大学 | 一种可隔离拉压力与扭矩相互影响的装置 |
| CN107421459B (zh) * | 2017-05-27 | 2023-03-14 | 国网河南省电力公司电力科学研究院 | 一种具有松动监测能力的光纤智能螺栓 |
| CN209623930U (zh) * | 2018-12-10 | 2019-11-12 | 北京强度环境研究所 | 一种光纤轴力螺栓 |
| CN210565611U (zh) * | 2019-05-23 | 2020-05-19 | 飞巽传感技术(上海)有限公司 | 一种光纤光栅测力螺栓 |
| CN111174827A (zh) * | 2019-12-10 | 2020-05-19 | 中国科学院合肥物质科学研究院 | 基于光纤传感的智能螺杆及其应用 |
| CN211291821U (zh) * | 2020-03-04 | 2020-08-18 | 成都大汇智联科技有限公司 | 一种双头螺柱受力的在线监测装置 |
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2020
- 2020-10-15 CN CN202011103337.7A patent/CN112229552B/zh active Active
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| Publication number | Publication date |
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| CN112229552A (zh) | 2021-01-15 |
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| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20210115 Assignee: Yixing Wuyi Hechuang Technology Co.,Ltd. Assignor: WUHAN University OF SCIENCE AND TECHNOLOGY Contract record no.: X2021420000035 Denomination of invention: Fiber Bragg grating sensor for bolt distributed stress state monitoring Granted publication date: 20210514 License type: Common License Record date: 20211209 |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220708 Address after: 430081 No. 947 Heping Avenue, Qingshan District, Hubei, Wuhan Patentee after: WUHAN University OF SCIENCE AND TECHNOLOGY Patentee after: Wuhan xinsifang Technology Co.,Ltd. Address before: 430081 No. 947 Heping Avenue, Qingshan District, Hubei, Wuhan Patentee before: WUHAN University OF SCIENCE AND TECHNOLOGY |
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| TR01 | Transfer of patent right | ||
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Effective date of registration: 20230506 Address after: 430081 No. 947 Heping Avenue, Qingshan District, Hubei, Wuhan Patentee after: WUHAN University OF SCIENCE AND TECHNOLOGY Address before: 430081 No. 947 Heping Avenue, Qingshan District, Hubei, Wuhan Patentee before: WUHAN University OF SCIENCE AND TECHNOLOGY Patentee before: Wuhan xinsifang Technology Co.,Ltd. |
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Application publication date: 20210115 Assignee: Wuhan Ouguang Technology Co.,Ltd. Assignor: WUHAN University OF SCIENCE AND TECHNOLOGY Contract record no.: X2023420000133 Denomination of invention: Fiber Bragg Grating Sensor for Distributed Stress Monitoring of Bolts Granted publication date: 20210514 License type: Common License Record date: 20230531 |
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Effective date of registration: 20240920 Address after: No. 3, 2nd Floor, Building 11, Optics Valley Science and Technology Port, No. 18 Huashiyuan North Road, Donghu New Technology Development Zone, Wuhan City, Hubei Province, China 430223 Patentee after: Huahe Optoelectronics (Wuhan) Co.,Ltd. Country or region after: China Address before: 430081 No. 947 Heping Avenue, Qingshan District, Hubei, Wuhan Patentee before: WUHAN University OF SCIENCE AND TECHNOLOGY Country or region before: China |


