CN201594087U - Parallel ultrasonic detecting probe - Google Patents
Parallel ultrasonic detecting probe Download PDFInfo
- Publication number
- CN201594087U CN201594087U CN2009202782309U CN200920278230U CN201594087U CN 201594087 U CN201594087 U CN 201594087U CN 2009202782309 U CN2009202782309 U CN 2009202782309U CN 200920278230 U CN200920278230 U CN 200920278230U CN 201594087 U CN201594087 U CN 201594087U
- Authority
- CN
- China
- Prior art keywords
- parallel
- probe
- group
- piezoelectric
- ultrasound examination
- 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.)
- Expired - Lifetime
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/601—Mounting; Assembling; Disassembling specially adapted for elastic fluid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D25/0606—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump
- F04D25/0613—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump the electric motor being of the inside-out type, i.e. the rotor is arranged radially outside a central stator
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/668—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps damping or preventing mechanical vibrations
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The utility model relates to the field of ultrasonic flaw detection, in particular to a parallel ultrasonic detecting probe which comprises a shell (1), a piezocrystal (2), a damping absorbing block (4), a sound insulation layer (5), a matched coil, a tapered wedge, a lead (6), and an electrode (7), wherein the piezocrystal (2) is a group of longidudinal-wave chips or a group of transverse-wave chips, and the longidudinal-wave chips or the transverse-wave chips are formed by a plurality of parallel piezoelectric chips (3). The parallel ultrasonic detecting probe realized according to the utility model has the main advantages of widening the detecting range of a single probe, leading the detecting range to be enlarged, and basically eliminating dead zones among the chips. Furthermore, the parallel ultrasonic detecting probe can greatly reduce the number of probes in detection, simplify a mechanical tracking device, reduce the detecting cost, and improve the detecting efficiency.
Description
Technical field
The utility model relates to the UT (Ultrasonic Testing) field, particularly a kind of parallel ultrasound examination probe.
Background technology
UT (Ultrasonic Testing) is one of main method of Non-Destructive Testing.It has series of advantages such as highly sensitive, that penetration power strong, check speed is fast.Therefore, it has been widely used in industrial sectors such as machine-building, metallurgy, electric power.
Owing to requiring detection speed fast, need organize the associating flaw detections of popping one's head in usually more in robotization is detected a flaw, can existence detect the blind area between respectively popping one's head in when being arranged in parallel owing to probe simultaneously, this just requires respectively to pop one's head in when actual detected and will become " product " font to put.The requirement of putting so not only makes the probe number increase, and has increased the difficulty of mechanical hook-up, has improved the detection cost.Therefore under the less demanding situation of accuracy of detection, improve detection efficiency and reduce the main selection that the detection cost becomes industrial sector.For example Chinese utility model patent No.200520043060.8 discloses a kind of ultrasound wave coupling probe, name is called and ' is used to indulge, shear wave is united the ultrasound wave coupling probe of flaw detection ', it comprises shell, wafer, damping absorbs piece, matched coil, wedge, lead, electrode, wherein: wafer is one group of compressional wave wafer and one group of shear-wave wafer, the compressional wave wafer is parallel with the searching surface of coupling probe, the searching surface of shear-wave wafer and coupling probe has angle, two groups of wafer one ends connect matched coil respectively by lead, the other end is connected with the two arrays of electrodes binding post respectively, two groups of wafers place each self-damping to absorb on the piece respectively, absorb interblock two dampings and be equipped with sound insulating layer, damping absorbs piece, sound insulating layer and matched coil place in the housing, and electrode terminal is housed on the wedge.But, there is the blind area between two groups of wafers of this product, need to adopt a plurality of probes could guarantee the detection efficiency that reaches required.
Summary of the invention
The purpose of this utility model provides the parallel ultrasound examination probe that a kind of quantity of popping one's head in is few, the mechanically tracking device simple, the detection cost is low and detection efficiency is high.In order to achieve the above object, the utility model provides following technical scheme:
A kind of parallel ultrasound examination probe, comprise that shell 1, piezoelectric crystal 2, damping absorb piece 4, sound insulating layer 5, matched coil, wedge, lead 6, electrode 7, piezoelectric crystal 2 is one group of compressional wave wafer or one group of shear-wave wafer, and wherein: described compressional wave wafer or shear-wave wafer are made of the piezoelectric chip 3 of a plurality of parallel connections.
The same side of described each piezoelectric chip 3 is connected on separately the matched coil by lead 6, connects together the access instrument by lead 6 again; The other end of each piezoelectric chip 3 is connected with the binding post of electrode 7.
Described each piezoelectric crystal 2 places damping separately to absorb on the piece 4 respectively, absorbs 4 of pieces two dampings and is equipped with sound insulating layer 5, and the binding post of electrode 7 is housed on the wedge.
Described damping absorbs piece 4, sound insulating layer 5 and matched coil and places in the shell 1.
Described one group of compressional wave wafer or shear-wave wafer contain 3～5 piezoelectric chips 3.
Wherein, the piezoelectric chip on the same group 3 of working simultaneously, the output ultrasonic wave frequency equates is installed in same position, and one group of piezoelectric chip 3 connects a passage.
Matcoveredn 8 between described piezoelectric chip 3 and the shell 1.
Compared with prior art, the beneficial effects of the utility model are:
According to the parallel ultrasound examination probe that the utility model is realized, its major advantage is the sensing range that has increased single probe, and investigative range is strengthened, and has eliminated the blind area between wafer basically.And it can reduce the probe number in the detection greatly, simplifies the mechanically tracking device, reduces and detects cost, improves detection efficiency.
Description of drawings
Fig. 1 is the synoptic diagram that parallel ultrasound examination is popped one's head in.
Fig. 2 is the synoptic diagram of piezoelectric crystal.
Reference numeral
1 shell, 2 piezoelectric crystals
4 dampings of 3 piezoelectric chips absorb piece
5 sound insulating layers, 6 leads
7 electrodes, 8 protective seams
Embodiment
The utility model is a kind of parallel ultrasound examination probe, comprises that shell 1, piezoelectric crystal 2, damping absorb piece 4, matched coil (marking among the figure), wedge (marking among the figure), lead 6, electrode 7, protective seam 8.Wherein, piezoelectric crystal 2 is also one group of shear-wave wafer of one group of compressional wave wafer (3～5 wafers), and the compressional wave wafer is parallel with the searching surface of probe, and the searching surface of shear-wave wafer and probe has angle.The same side of each piezoelectric chip 3 in the piezoelectric crystal 2 is connected on separately the matched coil by lead 6, connects together the access instrument by lead 6 again, and the other end is connected with the binding post of electrode 7.Each piezoelectric crystal 2 places damping separately to absorb on the piece 4 respectively, absorbs 4 of pieces two dampings and is equipped with sound insulating layer 5, and damping absorbs piece 4, sound insulating layer 5 and matched coil and places in the shell 1, and the binding post of electrode 7 is housed on the wedge.The utility model adopts the piezoelectric chip on the same group 3 of a plurality of parallel connections to work simultaneously at same position, one group of piezoelectric chip 3 takies a passage, once flaw detection can be finished the carrying out flaw detection that common several passage just can be finished, and can obviously shorten the flaw detection time of workpiece, improves the flaw detection work efficiency.
The parallel ultrasound examination probe of the utility model design, the robotization that it is applied in workpiece such as steel plate, steel pipe detects, and can greatly improve detection efficiency, simplifies mechanical hook-up, reduces and detects cost.
The parallel ultrasonic detecting probe of the utility model design, its major advantage is the detection range that has increased single probe, namely the detection efficiency of a parallel probe is equivalent to the detection efficiency of 3～5 ordinary ultrasonic probes. When simultaneously this probe used, the ultrasonic frequency that each piezoelectric chip 3 is exported equated, simultaneously emission, received in the same way, strengthened so the sound wave of 3 of adjacent piezoelectric chips superposes mutually, made the investigative range increasing, basically eliminated the blind area between wafer. The result of its application is the probe number that has reduced greatly in detecting, and has simplified the mechanically tracking device, reduces testing cost, has improved detection efficiency.
Claims (7)
1. a parallel ultrasound examination is popped one's head in, comprise that shell (1), piezoelectric crystal (2), damping absorb piece (4), sound insulating layer (5), matched coil, wedge, lead (6), electrode (7), piezoelectric crystal (2) is one group of compressional wave wafer or one group of shear-wave wafer, it is characterized in that: described compressional wave wafer or shear-wave wafer are made of the piezoelectric chip (3) of a plurality of parallel connections.
2. parallel ultrasound examination probe as claimed in claim 1 is characterized in that: the same side of each piezoelectric chip (3) is connected on separately the matched coil by lead (6), connects together the access instrument by lead (6) again; The other end of each piezoelectric chip (3) is connected with the binding post of electrode (7).
3. parallel ultrasound examination probe as claimed in claim 1, it is characterized in that: each piezoelectric crystal (2) places damping separately to absorb on the piece (4) respectively, between two dampings absorption pieces (4), be equipped with sound insulating layer (5), the binding post of electrode (7) is housed on the wedge.
4. parallel ultrasound examination probe as claimed in claim 1, it is characterized in that: damping absorbs piece (4), sound insulating layer (5) and matched coil and places in the shell (1).
5. parallel ultrasound examination probe as claimed in claim 1, it is characterized in that: described one group of compressional wave wafer or shear-wave wafer contain 3～5 piezoelectric chips (3).
6. parallel ultrasound examination probe as claimed in claim 1 is characterized in that: the piezoelectric chip on the same group (3) of working simultaneously, the output ultrasonic wave frequency equates is installed in same position, and one group of piezoelectric chip (3) connects a passage.
7. parallel ultrasound examination probe as claimed in claim 1 is characterized in that: matcoveredn (8) between piezoelectric chip (3) and the shell (1).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202782309U CN201594087U (en) | 2009-12-21 | 2009-12-21 | Parallel ultrasonic detecting probe |
| US13/517,472 US20120257965A1 (en) | 2009-12-21 | 2010-02-23 | Cooling fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202782309U CN201594087U (en) | 2009-12-21 | 2009-12-21 | Parallel ultrasonic detecting probe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201594087U true CN201594087U (en) | 2010-09-29 |
Family
ID=42776155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202782309U Expired - Lifetime CN201594087U (en) | 2009-12-21 | 2009-12-21 | Parallel ultrasonic detecting probe |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US20120257965A1 (en) |
| CN (1) | CN201594087U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102830179A (en) * | 2012-08-09 | 2012-12-19 | 江苏三合声源超声波科技有限公司 | Ultrasonic probe |
| CN103969327A (en) * | 2014-06-04 | 2014-08-06 | 江南大学 | Ultrasonic lamp black concentration sensor |
| CN105214926A (en) * | 2015-10-07 | 2016-01-06 | 华北水利水电大学 | A kind of combination ultrasonic transceiver transducer |
| CN108088903A (en) * | 2016-11-20 | 2018-05-29 | 天津津嘉升溢生物科技有限公司 | A kind of architectural engineering technology service detection means |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USD289525S (en) * | 1984-10-01 | 1987-04-28 | Industrial Tools, Inc. | Slicing machine for magnetic tape or the like |
| KR102289384B1 (en) * | 2014-12-18 | 2021-08-13 | 삼성전자주식회사 | Centrifugal fan assembly |
| CN207161395U (en) * | 2017-09-01 | 2018-03-30 | 讯凯国际股份有限公司 | Holder device for fan |
| CN107781213A (en) * | 2017-10-19 | 2018-03-09 | 卧龙电气集团股份有限公司 | A kind of circulating fan and its blade structure |
| CN207795681U (en) * | 2018-01-13 | 2018-08-31 | 广东美的环境电器制造有限公司 | Axial flow fan leaf, axial flow fan blade component, axial flow blower ducting assembly |
| US11044828B2 (en) * | 2019-09-30 | 2021-06-22 | Coretronic Corporation | Projector |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070154300A1 (en) * | 2005-12-30 | 2007-07-05 | Chien-Fa Liang | Fan vibration absorber device |
| US7488152B2 (en) * | 2006-04-10 | 2009-02-10 | Super Micro Computer, Inc. | Vibration absorption device for a fan |
| US7639497B2 (en) * | 2007-12-10 | 2009-12-29 | Hong Fu Jin Precision Industry (Shenzhen) Co., Ltd. | Heat dissipation device having a fan mounted thereon |
| TWM355412U (en) * | 2008-12-19 | 2009-04-21 | Enermax Technology Corp | Shockproof fan device |
-
2009
- 2009-12-21 CN CN2009202782309U patent/CN201594087U/en not_active Expired - Lifetime
-
2010
- 2010-02-23 US US13/517,472 patent/US20120257965A1/en not_active Abandoned
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102830179A (en) * | 2012-08-09 | 2012-12-19 | 江苏三合声源超声波科技有限公司 | Ultrasonic probe |
| CN103969327A (en) * | 2014-06-04 | 2014-08-06 | 江南大学 | Ultrasonic lamp black concentration sensor |
| CN103969327B (en) * | 2014-06-04 | 2016-07-06 | 江南大学 | A kind of ultrasound wave oil smoke concentration sensor |
| CN105214926A (en) * | 2015-10-07 | 2016-01-06 | 华北水利水电大学 | A kind of combination ultrasonic transceiver transducer |
| CN108088903A (en) * | 2016-11-20 | 2018-05-29 | 天津津嘉升溢生物科技有限公司 | A kind of architectural engineering technology service detection means |
Also Published As
| Publication number | Publication date |
|---|---|
| US20120257965A1 (en) | 2012-10-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Beijing NCS Analytical Instruments Co., Ltd. Assignor: Central Iron & Steel Research Institute Contract record no.: 2011990000627 Denomination of utility model: Parallel ultrasonic detecting probe Granted publication date: 20100929 License type: Exclusive License Record date: 20110713 |
|
| EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Beijing NCS Analytical Instruments Co., Ltd. Assignor: Central Iron & Steel Research Institute Contract record no.: 2011990000627 Date of cancellation: 20120907 |
|
| ASS | Succession or assignment of patent right |
Owner name: NCS TESTING TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: INST OF IRON + STEEL Effective date: 20121126 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20121126 Address after: 100081 Beijing Haidian District sorghum Bridge oblique Street No. 13 Patentee after: NCS Testing Technology Co., Ltd. Address before: 100081 Haidian District Institute of South Road, Beijing, No. 76 Patentee before: Central Iron & Steel Research Institute |
|
| CP01 | Change in the name or title of a patent holder |
Address after: No. 13, sorghum Bridge, Beijing, Beijing, Haidian District Patentee after: The detection technology of NCS Limited by Share Ltd Address before: No. 13, sorghum Bridge, Beijing, Beijing, Haidian District Patentee before: NCS Testing Technology Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100929 |
|
| CX01 | Expiry of patent term |