CN113926681A - 大带宽超声换能器及其背衬层制作方法 - Google Patents
大带宽超声换能器及其背衬层制作方法 Download PDFInfo
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- CN113926681A CN113926681A CN202111188405.9A CN202111188405A CN113926681A CN 113926681 A CN113926681 A CN 113926681A CN 202111188405 A CN202111188405 A CN 202111188405A CN 113926681 A CN113926681 A CN 113926681A
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- Prior art keywords
- backing layer
- backing
- layer
- acoustic impedance
- piezoelectric element
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Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 19
- 239000000843 powder Substances 0.000 claims abstract description 33
- 239000002184 metal Substances 0.000 claims abstract description 31
- 229910052751 metal Inorganic materials 0.000 claims abstract description 31
- 239000000203 mixture Substances 0.000 claims abstract description 22
- 238000000034 method Methods 0.000 claims abstract description 14
- 229910001369 Brass Inorganic materials 0.000 claims abstract description 10
- 239000010951 brass Substances 0.000 claims abstract description 10
- 239000004593 Epoxy Substances 0.000 claims abstract description 9
- 239000000463 material Substances 0.000 claims description 22
- 239000003822 epoxy resin Substances 0.000 claims description 18
- 229920000647 polyepoxide Polymers 0.000 claims description 18
- 230000005540 biological transmission Effects 0.000 claims description 13
- 238000002604 ultrasonography Methods 0.000 claims description 9
- 239000000243 solution Substances 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- 238000005520 cutting process Methods 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 239000011259 mixed solution Substances 0.000 claims description 3
- 230000007423 decrease Effects 0.000 claims description 2
- 238000000227 grinding Methods 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims description 2
- 239000002245 particle Substances 0.000 claims description 2
- 238000005498 polishing Methods 0.000 claims description 2
- 238000009849 vacuum degassing Methods 0.000 claims description 2
- 238000005457 optimization Methods 0.000 abstract description 4
- 239000010410 layer Substances 0.000 description 93
- 238000010586 diagram Methods 0.000 description 9
- 238000004088 simulation Methods 0.000 description 7
- 239000007787 solid Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 238000013461 design Methods 0.000 description 3
- 238000003384 imaging method Methods 0.000 description 3
- 238000001453 impedance spectrum Methods 0.000 description 3
- 230000035945 sensitivity Effects 0.000 description 3
- 239000002356 single layer Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001902 propagating effect Effects 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 239000012258 stirred mixture Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
- B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
- B29C67/24—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 characterised by the choice of material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Transducers For Ultrasonic Waves (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202111188405.9A CN113926681B (zh) | 2021-10-12 | 2021-10-12 | 大带宽超声换能器及其背衬层制作方法 |
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CN202111188405.9A CN113926681B (zh) | 2021-10-12 | 2021-10-12 | 大带宽超声换能器及其背衬层制作方法 |
Publications (2)
Publication Number | Publication Date |
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CN113926681A true CN113926681A (zh) | 2022-01-14 |
CN113926681B CN113926681B (zh) | 2022-11-15 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115138547A (zh) * | 2022-06-30 | 2022-10-04 | 中国工程物理研究院电子工程研究所 | 压电微机械超声换能器背衬材料、制备方法及填充方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6310426B1 (en) * | 1999-07-14 | 2001-10-30 | Halliburton Energy Services, Inc. | High resolution focused ultrasonic transducer, for LWD method of making and using same |
CN105252687A (zh) * | 2015-10-08 | 2016-01-20 | 深圳市理邦精密仪器股份有限公司 | 一种超声背衬块的制作方法、超声背衬块以及超声探头 |
CN111687025A (zh) * | 2020-06-17 | 2020-09-22 | 飞依诺科技(苏州)有限公司 | 双背衬超声换能器及制备方法 |
US20210283656A1 (en) * | 2020-03-12 | 2021-09-16 | Ascent Ventures, Llc | High bandwidth ultrasonic transducer with metal backing layer and method of fabrication |
-
2021
- 2021-10-12 CN CN202111188405.9A patent/CN113926681B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6310426B1 (en) * | 1999-07-14 | 2001-10-30 | Halliburton Energy Services, Inc. | High resolution focused ultrasonic transducer, for LWD method of making and using same |
CN105252687A (zh) * | 2015-10-08 | 2016-01-20 | 深圳市理邦精密仪器股份有限公司 | 一种超声背衬块的制作方法、超声背衬块以及超声探头 |
US20210283656A1 (en) * | 2020-03-12 | 2021-09-16 | Ascent Ventures, Llc | High bandwidth ultrasonic transducer with metal backing layer and method of fabrication |
CN111687025A (zh) * | 2020-06-17 | 2020-09-22 | 飞依诺科技(苏州)有限公司 | 双背衬超声换能器及制备方法 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115138547A (zh) * | 2022-06-30 | 2022-10-04 | 中国工程物理研究院电子工程研究所 | 压电微机械超声换能器背衬材料、制备方法及填充方法 |
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Effective date of registration: 20240711 Address after: 710018 Third Floor A16, Xi'an Zhongdian Industrial Park, Intersection of Caotan 10th Road and Shangji Road, Xi'an Economic and Technological Development Zone, Shaanxi Province Patentee after: Xi'an Bozong Technology Development Co.,Ltd. Country or region after: China Address before: 710000 room 01-a119, 7th floor, Gaoke building, No. 52, Gaoxin Road, Zhangba street, high tech Zone, Xi'an, Shaanxi Patentee before: SHAANXI BOZONG ELECTRONIC TECHNOLOGY CO.,LTD. Country or region before: China Patentee before: XIDIAN University |