CN201247228Y - Portable contact process ultrasonic detection probe device - Google Patents
Portable contact process ultrasonic detection probe device Download PDFInfo
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- CN201247228Y CN201247228Y CNU2008200648334U CN200820064833U CN201247228Y CN 201247228 Y CN201247228 Y CN 201247228Y CN U2008200648334 U CNU2008200648334 U CN U2008200648334U CN 200820064833 U CN200820064833 U CN 200820064833U CN 201247228 Y CN201247228 Y CN 201247228Y
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Abstract
The utility model discloses a portable contact process ultrasonic detection probe device for detecting the defects of test samples, which comprises a cylinder which fixes an ultrasonic focusing probe, wherein the ultrasonic focusing probe is connected on the big end of an inner cylinder in a sealing mode, wherein sourd transparent thin film is arranged on the bottom end of the inner cylinder, liquid medium which transmits the ultrasonic is filled in a cylindrical container of the inner cylinder, and the inner cylinder which is provided with the probe is connected with the external cylinder into a whole through threads in a mode of adjusting the length. The device has convenient carry and simple operation, when the focusing probe is in use, the time for adjusting the focal length of the focusing probe is saved or even the focal length does not need to be adjusted. Compared with the water-soaking process, the time which is cost by adjusting the focal length during the detecting process in the prior art is saved, when detecting carbon fiber composite material which has very big attenuation to the ultrasonic sound speed, the effect of the device is much better than that of a direct probe. A water tank and a water supplying position are saved, which can be used in onsite detection, is convenient for the operation of finding and judging flaw echo during the process of detecting the defects.
Description
Technical field
The utility model relates to a kind of ultrasound wave focusing probe device of Non-Destructive Testing test sample defective.More particularly, the utility model relates to a kind of device that cooperates the ultrasound wave focusing probe to detect, and particularly can carry out the focusing probe that contact method detects to carbon fibre composite, also is applicable to simultaneously the flat type material is carried out the normal probe that contact method detects.
Background technology
Ultrasound examination is as one of five big conventional sense technology.Extensively apply to ultrasound examination to materials such as foundry goods, sheet material, bar, tubing, weld seams.Ultrasonic probe is a significant components of forming ultrasonic testing system, is to produce and receive hyperacoustic electroacoustics transducer.Its performance directly has influence on the characteristic of ultrasonic waves transmitted, has influence on hyperacoustic detectability.Condition owing to the purpose that is detected the shape of workpiece and material, flaw detection, flaw detection in UT (Ultrasonic Testing) is different, thereby produces various multi-form probes.Probe generally all is made up of piezoelectric chip, damping block, cable, joint, diaphragm and shell.The probe that has also has one to make wafer and the angled wedge of the plane of incidence usually.The ultimate principle of probe all is to utilize the piezoelectric effect of piezoelectric chip.Ultrasonic probe utilizes the inverse piezoelectric effect of piezoelectric chip and direct piezo electric effect to transmit and receive ultrasound wave.Focusing probe is better than the sensitivity and the resolution of normal probe, but generally being not used in contact method, focusing probe detects,
Focusing probe in use needs to cooperate specific device to detect, in this industry of Non-Destructive Testing, specific device generally is to use to some extent in the following areas at present: in large-scale C scanning-detecting system, probe cooperates water spray system that sample is detected, and water spray system comprises flexible conduit, water pump and water tank etc.There is certain distance in probe with detected sample, and the ultrasound wave that probe produces can not directly enter in the detected sample, but enters test sample by the water in the water injector as propagation medium.To reach the purpose that sample is detected.Secondly be exactly the utilization in the water logging flaw detection.In the water logging flaw detection, need a very big tank and water system, test sample is placed in the tank in order to water as couplant, focusing probe cooperates complicated apparatus to detect, therefore regardless of being that water logging manually detects or the robotization detection all will be used tank system, each manual detection of water logging must be regulated the water distance to reach best detection effect.Because these equipment all are large-scale, generally all fixed placement is in factory building, and sample is on-the-spot to be detected with originally not moving equipment to.Should not adopt spraying and water seaoning to detect for some, the detection sensitivity of normal probe and resolution do not reach the detection requirement again.This carries out the on-the-spot sample that detects to needing again, has brought great difficulty.Water seaoning and spraying all have immovable large-scale support equipment, and it is to the harshness of environmental baseline, have not only limited the convenience that detects, and dirigibility, and also very complicated in the operation also will expend a large amount of time and remove to regulate the focal length of probe in testing process.
Be exactly in addition in the contact method testing process of compound substance, because the complicacy of compound substance, the ultrasonic velocity decay is very big.Detect some relatively thinner compound substances, adopt common normal probe, be difficult to beginning ripple and defect waves, end ripple are made a distinction.Because large-scale C scanning device and water logging equipment can not be moved the scene to, and detects some thick compound substances, sensitivity does not reach the examination criteria requirement again, and this will cause erroneous judgement even omission to defect waves easily.Compound substance is being carried out on-the-spot general all being to use of detecting both at home and abroad than all expensive a lot of extraordinary dedicated probe of general probe.In a single day this extraordinary dedicated probe has wearing and tearing, and the performance of whole probe will descend, and reduce serviceable life.The probe that performance is lowered by is easy to cause false retrieval, erroneous judgement and omission to test sample.So just must change probe.Can be very high with this dedicated test probe cost that consumes very much probe.
The utility model content
When detecting thin material, can not divide beginning ripple and defect waves by active zone in order to overcome existing Non-Destructive Testing ultrasound wave normal probe, the deficiency of end ripple, detect for focusing probe being used for contact method, it is a kind of easy to carry that the utility model provides, Ultrasonic Nondestructive probe apparatus simple to operate, this ultrasound examination probe apparatus cooperates general focusing probe and normal probe to use, can draw back beginning ripple and defect waves easily and effectively, the distance of end ripple on the defectoscope fluorescent display screen, improve resolution, the friction and wear with test sample of can avoiding again popping one's head in testing process.
The technical scheme that its technical matters that solves the utility model adopts is: a kind of portable contact method ultrasound examination probe apparatus, the cylindrical shell that comprises the mounting ultrasonic focusing probe, it is characterized in that, the ultrasound wave focusing probe is sealedly connected on the big termination of inner core, be filled with the liquid medium of propagate ultrasound waves in the cylinder container of inner core, and by the entrant sound diaphragm seal of its lower end in the inner core container, the inner core that probe is housed connects as one by screw thread and urceolus.
The utility model has following beneficial effect than prior art.
A. saved use cost.Adopt the medium of inner core filled with water, the focusing probe ultrasonic waves transmitted is focused in water, be incident to the entrant sound film, and in the entrant sound film, produce transmission, make that hyperacoustic energy loss is the least possible just can go into to inject test sample as ultrasonic propagation.Can regulate the focal position of focusing probe in sample by changing inner core, to reach highest detection sensitivity to this position.The inner core that is filled with the liquid medium of propagate ultrasound waves has substituted large-scale tank role fully, and has the function that tank does not have.Solved the focusing of acoustic beam in test sample well.
B. easy to carry, simple to operate.When using focusing probe, save the time of adjusting focusing probe focal length or, just can reach best detection effect by changing inner core with originally focusing.Detecting when ultrasonic velocity decayed very large carbon fibre composite, than normal probe detect effective a lot.Apply to compound substance and detect proof, the effect that detects with water seaoning when detecting test sample is identical, and has saved tank and water supply installation, can arrive on-the-spot the detection, and is convenient and simple to operate; Need not all focus when detecting part, as long as probe installs, focal length has just mixed up at every turn.With respect to water seaoning, having saved focused in testing process in the past expends a large amount of time.The contact method of general relatively normal probe detects, and has improved resolution and detection sensitivity.
C. can avoid popping one's head in testing process wearing and tearing with test sample friction and probe, in the serviceable life of utilizing of having improved probe, cost reduces.By urceolus fixedly inner core and probe, the surface of contact with test sample is vertical all the time to make probe.Velocity of sound vertical incidence is advanced test sample, has protected the entrant sound film.It can just can make focusing probe be used for contact method by a very little device and detect.Carrying out protecting probe when contact method detects, prevent the probe wearing and tearing, and then improved the serviceable life of probe, saved use cost.
When d. detecting light sheet material, can on the defectoscope fluorescent display screen, draw back the range of a signal of beginning ripple and defect waves, end ripple easily, and the zone of test sample is on beam axis outside 3 times of near-field regions of ultrasound wave, reach best detection effect.Under equal conditions, the energy force rate ordinary straight of test sample defective probe will be got well a lot, can effectively prevent erroneous judgement and omission.Water in the device spaces out apart from making the demonstration of beginning ripple in the defectoscope screen involve end ripple with defective, has improved the resolution that waveform shows, has made things convenient for to find in the process that detects defective and the operability of judgement defect waves.
E. in light weight, wear-resistant, inexpensive, the reflection loss of acoustic energy is little.Metal that uses or nonmetal intensity high abrasion decrease, price is cheap.Select the extraordinary membraneous material of entrant sound ability for use, make the reflection loss of acoustic energy considerably less.Avoided energy loss in the ultrasonic energy incident test sample, the energy of probe ultrasonic waves transmitted the least possiblely just can be entered in the test sample.The extraordinary entrant sound membrane action of entrant sound ability makes under the least possible situation of probe ultrasonic waves transmitted energy loss to enter in the test sample.
F. easy to operate, flexible, can enter execute-in-place everywhere, at any time.Cooperate general instrument to use, carry also very convenient.Reach the purpose of focusing by the length of regulating inner core, thereby regulate acoustic beam focal position in test sample.This is for needing emphasis to strengthen that the detection of a certain position of test sample is had fabulous practicality and convenience.
Description of drawings
Fig. 1 is a cut-open view of the present utility model.
Fig. 2 is the left view of the utility model inner core 2.
Among the figure: 1. urceolus, 2. inner core, 3. securing member, 4. rubber ring, 5 probe, 6. entrant sound films.
Embodiment
In order to further specify rather than limit above-mentioned implementation of the present utility model, provide most preferred embodiment below in conjunction with accompanying drawing, thereby make details of the present utility model and advantage become more obvious.
Consult Fig. 1, Fig. 2, this device is made up of urceolus, inner core, entrant sound film, rubber ring and securing member.Urceolus 1, inner core 2 and securing member 3 combinations are by being threaded.Probe 5 sealing rubber rings 4 by suit are contained in inner core 2 and are shaped in the hole of the big end of internal thread, and it is fixing to be spirally connected by securing member 3, and inner core and probe are securely linked together.Envelope rubber ring 4 prevents to leak.Probe is formed with inner core to be tightly connected.The inner core 2 container bottom big envelopes of filling water or other transparency liquids have an entrant sound film 6.The small end neck of inner core 2 is shaped on the screw thread of the urceolus 1 that is spirally connected, and being shaped on the generatrix direction of the circumference of its drum surface distributes lays the annular groove of sealing rubber ring 4.Also being shaped at the middle part of inner core 2 mainly is 3 bleeder vents of deaeration.The inner core 2 of loading onto probe 5 is connected with urceolus 1 by screw thread.Produce extremely thin one deck distance between entrant sound film 6 that constitutes by high-molecular organic material and the detected sample, when test sample, can on test sample, brush one deck coupling agent, as water, total loss system oil, transformation gasoline, chemical paste etc., concrete which kind of coupling agent that adopts is determined according to the character of tested material.The effect of coupling agent is the air of getting rid of between entrant sound film and the test sample, protection entrant sound film.Be filled with water and make the inner core of ultrasonic propagation medium, make the focusing probe ultrasonic waves transmitted can in water, be incident to the entrant sound film, and the generation transmission enters in the test sample in the entrant sound film.The length of inner core can also be regulated the water distance, regulates acoustic beam focal position in sample.To reach detection effect to this position the best.
Claims (3)
1. portable contact method ultrasound examination probe apparatus, the cylindrical shell that comprises the mounting ultrasonic focusing probe, it is characterized in that, ultrasound wave focusing probe (5) is sealedly connected on the big termination of inner core (2), be filled with the liquid medium of propagate ultrasound waves in the cylinder container of inner core (2), and be sealed in inner core (2) container by the entrant sound film (6) of its lower end, the inner core (2) that probe (5) are housed connects as one by screw thread and urceolus (1).
2. as claims 1 described portable contact method ultrasound examination probe apparatus, it is characterized in that, the sealing rubber ring (4) of probe (5) by suit is contained in inner core (2) and is shaped in the hole of the big end of internal thread, and it is fixing to be spirally connected by securing member (3), and inner core and probe are securely linked together.
3. as claims 1 described portable contact method ultrasound examination probe apparatus, it is characterized in that being shaped on the circumference generatrix direction of inner core (2) distributes lays the annular groove of sealing rubber ring (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200648334U CN201247228Y (en) | 2008-08-22 | 2008-08-22 | Portable contact process ultrasonic detection probe device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200648334U CN201247228Y (en) | 2008-08-22 | 2008-08-22 | Portable contact process ultrasonic detection probe device |
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| CN201247228Y true CN201247228Y (en) | 2009-05-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNU2008200648334U Expired - Fee Related CN201247228Y (en) | 2008-08-22 | 2008-08-22 | Portable contact process ultrasonic detection probe device |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102183586A (en) * | 2011-03-03 | 2011-09-14 | 山西潞安环保能源开发股份有限公司 | Probe special for scraper ring chain ultrasonic flaw detection |
| CN102370497A (en) * | 2010-08-18 | 2012-03-14 | 深圳迈瑞生物医疗电子股份有限公司 | Three-dimensional (3D) mechanical probe |
| CN102621234A (en) * | 2012-03-02 | 2012-08-01 | 中国航空工业集团公司北京航空制造工程研究所 | Ultrasonic probe for detecting R area of composite materials |
| CN102854255A (en) * | 2011-06-30 | 2013-01-02 | 上海宝钢工业检测公司 | Combined water immersed probe for ultrasonic detection |
| CN102928516A (en) * | 2012-10-23 | 2013-02-13 | 沈阳黎明航空发动机(集团)有限责任公司 | Ultrasonic probe water sac for detecting composite material parts |
| CN102998363A (en) * | 2011-09-13 | 2013-03-27 | 沈阳黎明航空发动机(集团)有限责任公司 | Engine blade in-situ ultrasonic detection method |
| CN103405247A (en) * | 2013-08-12 | 2013-11-27 | 郑力鹏 | Ultrasonic distance testing controller |
| CN106546665A (en) * | 2016-10-19 | 2017-03-29 | 中国航空工业集团公司北京航空材料研究院 | A kind of micro- blind area focused ultrasonic transducer of manual detection composite element |
| CN106950288A (en) * | 2017-05-03 | 2017-07-14 | 中国科学院武汉岩土力学研究所 | Exhausted area prospecting device and method in a kind of hole scanned based on multiple frequency ultrasonic |
| CN107064551A (en) * | 2017-04-10 | 2017-08-18 | 中国科学院合肥物质科学研究院 | A kind of liquid wave guides, high-temperature probe, ultrasonic Doppler velocimeter |
| CN111102945A (en) * | 2020-01-19 | 2020-05-05 | 重庆科技学院 | Device and method for detecting wall thickness of continuous oil pipe on site |
| CN114295734A (en) * | 2021-12-28 | 2022-04-08 | 中国飞机强度研究所 | Soft contact type focusing delay ultrasonic probe |
-
2008
- 2008-08-22 CN CNU2008200648334U patent/CN201247228Y/en not_active Expired - Fee Related
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102370497A (en) * | 2010-08-18 | 2012-03-14 | 深圳迈瑞生物医疗电子股份有限公司 | Three-dimensional (3D) mechanical probe |
| CN102370497B (en) * | 2010-08-18 | 2016-03-09 | 深圳迈瑞生物医疗电子股份有限公司 | 3D mechanical probe |
| CN102183586A (en) * | 2011-03-03 | 2011-09-14 | 山西潞安环保能源开发股份有限公司 | Probe special for scraper ring chain ultrasonic flaw detection |
| CN102854255A (en) * | 2011-06-30 | 2013-01-02 | 上海宝钢工业检测公司 | Combined water immersed probe for ultrasonic detection |
| CN102998363A (en) * | 2011-09-13 | 2013-03-27 | 沈阳黎明航空发动机(集团)有限责任公司 | Engine blade in-situ ultrasonic detection method |
| CN102998363B (en) * | 2011-09-13 | 2016-01-20 | 沈阳黎明航空发动机(集团)有限责任公司 | A kind of engine blade in-situ ultrasonic detection method |
| CN102621234B (en) * | 2012-03-02 | 2014-08-06 | 中国航空工业集团公司北京航空制造工程研究所 | Ultrasonic probe for detecting R area of composite materials |
| CN102621234A (en) * | 2012-03-02 | 2012-08-01 | 中国航空工业集团公司北京航空制造工程研究所 | Ultrasonic probe for detecting R area of composite materials |
| CN102928516A (en) * | 2012-10-23 | 2013-02-13 | 沈阳黎明航空发动机(集团)有限责任公司 | Ultrasonic probe water sac for detecting composite material parts |
| CN103405247A (en) * | 2013-08-12 | 2013-11-27 | 郑力鹏 | Ultrasonic distance testing controller |
| CN106546665A (en) * | 2016-10-19 | 2017-03-29 | 中国航空工业集团公司北京航空材料研究院 | A kind of micro- blind area focused ultrasonic transducer of manual detection composite element |
| CN107064551A (en) * | 2017-04-10 | 2017-08-18 | 中国科学院合肥物质科学研究院 | A kind of liquid wave guides, high-temperature probe, ultrasonic Doppler velocimeter |
| CN106950288A (en) * | 2017-05-03 | 2017-07-14 | 中国科学院武汉岩土力学研究所 | Exhausted area prospecting device and method in a kind of hole scanned based on multiple frequency ultrasonic |
| CN111102945A (en) * | 2020-01-19 | 2020-05-05 | 重庆科技学院 | Device and method for detecting wall thickness of continuous oil pipe on site |
| CN114295734A (en) * | 2021-12-28 | 2022-04-08 | 中国飞机强度研究所 | Soft contact type focusing delay ultrasonic probe |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090527 Termination date: 20150822 |
|
| EXPY | Termination of patent right or utility model |