CN102721750B - 一种用于各向异性材料兰姆波波速测量的线聚焦超声探头 - Google Patents
一种用于各向异性材料兰姆波波速测量的线聚焦超声探头 Download PDFInfo
- Publication number
- CN102721750B CN102721750B CN201210152121.9A CN201210152121A CN102721750B CN 102721750 B CN102721750 B CN 102721750B CN 201210152121 A CN201210152121 A CN 201210152121A CN 102721750 B CN102721750 B CN 102721750B
- Authority
- CN
- China
- Prior art keywords
- metal shell
- backing
- piezoelectric membrane
- cylinder
- insulating sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210152121.9A CN102721750B (zh) | 2012-05-16 | 2012-05-16 | 一种用于各向异性材料兰姆波波速测量的线聚焦超声探头 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210152121.9A CN102721750B (zh) | 2012-05-16 | 2012-05-16 | 一种用于各向异性材料兰姆波波速测量的线聚焦超声探头 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102721750A CN102721750A (zh) | 2012-10-10 |
CN102721750B true CN102721750B (zh) | 2014-11-26 |
Family
ID=46947571
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201210152121.9A Active CN102721750B (zh) | 2012-05-16 | 2012-05-16 | 一种用于各向异性材料兰姆波波速测量的线聚焦超声探头 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN102721750B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104122333B (zh) * | 2014-04-12 | 2017-04-05 | 北京工业大学 | 阵列解析式超声波聚焦换能器 |
CN105903667B (zh) * | 2016-05-10 | 2017-12-15 | 广州佰奥廷电子科技有限公司 | 双频中空聚焦超声探测器 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2781367Y (zh) * | 2005-03-07 | 2006-05-17 | 北京工业大学 | 一种线聚焦pvdf压电薄膜超声探头 |
CN1818634A (zh) * | 2006-01-24 | 2006-08-16 | 北京工业大学 | 碳钢点焊质量无损检测专用超声传感器 |
CN2881627Y (zh) * | 2006-01-24 | 2007-03-21 | 北京工业大学 | 碳钢点焊质量无损检测专用超声传感器 |
CN201034982Y (zh) * | 2007-04-27 | 2008-03-12 | 北京工业大学 | 一种双层pvdf压电薄膜线聚焦超声探头 |
-
2012
- 2012-05-16 CN CN201210152121.9A patent/CN102721750B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2781367Y (zh) * | 2005-03-07 | 2006-05-17 | 北京工业大学 | 一种线聚焦pvdf压电薄膜超声探头 |
CN1818634A (zh) * | 2006-01-24 | 2006-08-16 | 北京工业大学 | 碳钢点焊质量无损检测专用超声传感器 |
CN2881627Y (zh) * | 2006-01-24 | 2007-03-21 | 北京工业大学 | 碳钢点焊质量无损检测专用超声传感器 |
CN201034982Y (zh) * | 2007-04-27 | 2008-03-12 | 北京工业大学 | 一种双层pvdf压电薄膜线聚焦超声探头 |
Non-Patent Citations (3)
Title |
---|
Cheng-Hsien Chung等.Fabrication of poly(vinylidene fluoride-trifluoroethylene) ultrasound focusing transducers and measurements of elastic constants of thin plates.《NDT& * |
Cheng-Hsien Chung等.Fabrication of poly(vinylidene fluoride-trifluoroethylene) ultrasound focusing transducers and measurements of elastic constants of thin plates.《NDT&E International》.2010,第43卷(第2期),96-105. * |
E International》.2010,第43卷(第2期),96-105. * |
Also Published As
Publication number | Publication date |
---|---|
CN102721750A (zh) | 2012-10-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN201034982Y (zh) | 一种双层pvdf压电薄膜线聚焦超声探头 | |
CN2781367Y (zh) | 一种线聚焦pvdf压电薄膜超声探头 | |
CN201107299Y (zh) | 一种高性能管道超声导波检测传感器 | |
CN102706436B (zh) | 一种用于表面波波速检测的点聚焦超声换能器 | |
CN102706967B (zh) | 一种用于各向异性材料表面波波速测量的线聚焦超声探头 | |
CN104090034B (zh) | 一种用于导波层析成像的电磁超声兰姆波换能器 | |
Zhang et al. | Fabrication and characterization of a wideband low-frequency CMUT array for air-coupled imaging | |
CN109444270A (zh) | 一种电磁超声与脉冲涡流复合检测传感器 | |
CN107121499A (zh) | 一种单晶片和相控阵超声组合探头 | |
CN104122333A (zh) | 阵列解析式超声波聚焦换能器 | |
CN105806786A (zh) | 一种激光超声光声转换装置及其制备方法 | |
CN102721750B (zh) | 一种用于各向异性材料兰姆波波速测量的线聚焦超声探头 | |
CN103278570A (zh) | 一种用于金属材料检测的超声相控线阵换能器及制作方法 | |
CN102706964B (zh) | 一种用于兰姆波波速检测的点聚焦超声换能器 | |
CN109332141B (zh) | 一种基于压电薄膜制作的点聚焦空气耦合超声换能器 | |
Sadeghpour et al. | Novel phased array piezoelectric micromachined ultrasound transducers (PMUTs) for medical imaging | |
Grager et al. | Advances in air-coupled ultrasonic testing combining an optical microphone with novel transmitter concepts | |
Wu et al. | Microfabrication and characterization of dual-frequency piezoelectric micromachined ultrasonic transducers | |
Tang et al. | Design, fabrication and characterization of Emfi-based ferroelectret air-coupled ultrasonic transducer | |
CN201527415U (zh) | 一发多收的超声波探头 | |
Song et al. | Design, fabrication and characterization of a spherically focused capacitive air-coupled ultrasonic transducer | |
CN109374738B (zh) | 一种基于环形阵列的超声显微镜及方法 | |
CN1818573A (zh) | 反射探针型聚焦声场测量用换能器 | |
CN109374739B (zh) | 一种基于环形面阵的超声显微镜及方法 | |
Cunfu et al. | In-plane and Out-of-plane Displacement of Lamb Waves Test with Laser Vibrometer |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C53 | Correction of patent for invention or patent application | ||
CB03 | Change of inventor or designer information |
Inventor after: Song Guorong Inventor after: Lv Yan Inventor after: He Cunfu Inventor after: Gao Zhongyang Inventor after: Liu Yanli Inventor after: Wu Bin Inventor before: He Cunfu Inventor before: Lv Yan Inventor before: Song Guorong Inventor before: Gao Zhongyang Inventor before: Liu Yanli Inventor before: Wu Bin |
|
COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: HE CUNFU LV YAN SONG GUORONG GAO ZHONGYANG LIU YANLI WU BIN TO: SONG GUORONG LV YAN HE CUNFU GAO ZHONGYANG LIU YANLI WU BIN |