CN110470737A - Ultrasonic wave acoustic beam is directed toward visualization device - Google Patents
Ultrasonic wave acoustic beam is directed toward visualization device Download PDFInfo
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- CN110470737A CN110470737A CN201910770394.1A CN201910770394A CN110470737A CN 110470737 A CN110470737 A CN 110470737A CN 201910770394 A CN201910770394 A CN 201910770394A CN 110470737 A CN110470737 A CN 110470737A
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- delay block
- ultrasonic wave
- reflectance coating
- ultrasonic
- directed toward
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/04—Analysing solids
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/26—Arrangements for orientation or scanning by relative movement of the head and the sensor
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/023—Solids
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Acoustics & Sound (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The present invention provides be directed toward visualization device, including ultrasonic probe, Laser emission instrument, delay block for ultrasonic wave acoustic beam in a kind of technical field of nondestructive testing；The delay block is installed on the front end of the ultrasonic probe, is equipped with a reflectance coating in the delay block；The Laser emission instrument is located at the side of the ultrasonic probe, the laser beam of Laser emission instrument transmitting is radiated on the reflectance coating by stating delay block described in institute, and the direction for the Main beam that the reflectance coating emits the direction of propagation of laser beam and the ultrasonic probe is overlapped.The present invention can accurately observe being actually pointed to for ultrasonic wave acoustic beam in real time, for the tested object of surface complexity, can be apparent from the incidence point of ultrasonic wave, facilitate the real-time direction of observation ultrasonic wave, determine the reasonability of Ultrasonic C-Scan track in time.
Description
Technical field
The invention belongs to technical field of nondestructive testing, and in particular to visually disguise to ultrasound detection ultrasonic wave acoustic beam directive property
It sets.
Background technique
Non-destructive testing is surface under the premise of not defective work piece or raw material working condition, to examined component and interior
A kind of means of testing that portion's quality is checked.
Ultrasound detection is one of current most widely used non-destructive testing technology.It and is one in Water Immersion Ultrasonic C-scan detection
The advanced automated ultrasonic detection technique of kind, when detecting it is generally necessary to which ultrasonic wave acoustic beam is perpendicular to object to be detected surface.
Since ultrasonic wave naked eyes are invisible, usually it is to determine ultrasonic wave using the height for the reflection echo for observing tested body surface
Whether no vertical with tested body surface.This method speed is slow, is generally difficult to sentence in the detected pieces of surface shape complexity
The true incidence point of disconnected ultrasonic wave out, brings certain difficulty to the analysis of testing result, while being also difficult to reality in the detection process
When observe ultrasonic wave in the incidence point of tested object.The tested object for surface shape complexity is used conventional methods,
Ultrasonic C-Scan track is difficult to Exact Design, intuitively can not timely determine the reasonability of Ultrasonic C-Scan track, influence to detect
The accuracy of efficiency and detection.
It retrieves and finds through the prior art, Chinese invention patent Publication No. CN107990974A, a kind of entitled spoke
It penetrates ultrasonic wave method for visualizing and executes the electronic device of radiation ultrasonic wave method for visualizing.Radiation ultrasonic wave of the invention is visual
Change method is as the ultrasonic wave visualization method for radiating source of sound, which is characterized in that constitutes to by multiple ultrasonic sensors
Array of ultrasonic sensors obtain at least 20KHz or more frequency band ultrasonic signal carry out heterodyne transformation, be transformed into sound wave
After the low frequency signal of frequency band (specially 20Hz~20KHz), pack is carried out using the low frequency signal so converted, or to through becoming
Pack is carried out based on the signal that the low frequency signal changed samples again, is kept ultrasonic wave sound source position information distortionless while being disposed
Low frequency signal, to reduce the data processing amount of pack step.The invention is reduced ultrasonic acoustic wave frequency band, is reached by polycondensation
Transmission approximation is made to become straightline propagation after low-frequency band, process is relatively complicated, and degree is complicated.
Summary of the invention
For the defects in the prior art, the object of the present invention is to provide a kind of ultrasonic wave acoustic beams to be directed toward visualization device.
A kind of ultrasonic wave acoustic beam provided according to the present invention is directed toward visualization device, including ultrasonic probe, Laser emission
Instrument, delay block；
The delay block is installed on the front end of the ultrasonic probe, is equipped with a reflectance coating in the delay block；
The Laser emission instrument is located at the side of the ultrasonic probe, and the laser beam of the Laser emission instrument transmitting is logical
Cross and state delay block described in institute and be radiated on the reflectance coating, the reflectance coating make laser beam the direction of propagation and the ultrasound
The direction of the emitted Main beam of wave probe is overlapped.
In some embodiments, the reflectance coating is composite material reflectance coating, and the composite material reflectance coating is by one layer of gold
Belong to the dielectric protective film composition of material and the package metal material.
In some embodiments, the metal material is aluminium or silver, the material of the dielectric protective film be silicon monoxide,
It is any in magnesium fluoride, silica.
In some embodiments, the delay block is rectangular block, the angle of the reflectance coating and the axis of the delay block
For 0 ° of 90 ° of < α <.
In some embodiments, the delay block is made of two wedge blocks, and the reflectance coating is fixed on two wedges
Between shape block.
In some embodiments, laser beam described in the Laser emission instrument 2 groups of transmitting simultaneously, laser beam described in 2 groups
Linear distance be equal to the ultrasonic probe transmitting Main beam diameter.
In some embodiments, the delay block is ducted body, and the delay block is equipped with and the ultrasonic probe diameter
The compatible through-hole of size.
In some embodiments, the ultrasonic probe synchronizes connection by control device with the Laser emission instrument
It is dynamic.
The prior art is compared, the present invention have it is following the utility model has the advantages that
1, the present invention can accurately observe being actually pointed to for ultrasonic wave acoustic beam in real time, for the checking matter of surface complexity
Body can be apparent from the incidence point of ultrasonic wave, facilitate the real-time direction of observation ultrasonic wave, determine Ultrasonic C-Scan rail in time
The reasonability of mark.
2, in the present invention by Laser emission instrument setting 2 groups of laser beams of transmitting simultaneously, the straight line of laser beam described in 2 groups away from
From the Main beam for being equal to ultrasonic probe transmitting, the direction visualization of ultrasonic wave Main beam be not only shown as one
Point, but a range, the size of this range is identical as the range of the incidence point of ultrasonic wave Main beam, further improves
Confirmation to ultrasonic wave acoustic beam directive property.
3, ducted body is set by delay block in the present invention, and delay block is equipped with and is mutually fitted with ultrasonic probe diameter
The through-hole matched, so that the material of delay block greatlys save, it is often more important that ultrasonic wave Main beam is only needed by reflectance coating, and need not
Using the material of delay block, that is, the energy consumption of Main beam is reduced, while significantly to the restriction of the material property of delay block 4
It reduces, significantly reduces cost of manufacture.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon:
Fig. 1 is the structural schematic diagram of ultrasonic wave acoustic beam visualization device of the present invention；
Fig. 2 is ultrasonic wave acoustic beam visualization of 3 d schematic diagram of the present invention.
Specific embodiment
The present invention is described in detail combined with specific embodiments below.Following embodiment will be helpful to the technology of this field
Personnel further understand the present invention, but the invention is not limited in any way.It should be pointed out that the ordinary skill of this field
For personnel, without departing from the inventive concept of the premise, several changes and improvements can also be made.These belong to the present invention
Protection scope.
A kind of ultrasonic wave acoustic beam provided according to the present invention is directed toward visualization device, a kind of ultrasonic wave acoustic beam direction visualization
Device, including ultrasonic probe 1, Laser emission instrument 2, delay block 4；
The delay block 4 is installed on the front end of the ultrasonic probe 1, is equipped with a reflectance coating 5 in the delay block 4；
The Laser emission instrument 2 is located at the side of the ultrasonic probe 1, the laser light that the Laser emission instrument 2 emits
For beam 6 by stating delay block 4 described in institute and being radiated on the reflectance coating 5, the reflectance coating 5 makes the direction of propagation of laser beam 6
The direction of the Main beam 3 emitted with the ultrasonic probe 1 is overlapped.
The material of delay block 4 is made by uniform light transmission entrant sound material, the ultrasound launched ultrasonic probe 1
The direction of propagation of wave Main beam 3 without influence, while reflectance coating 5 on the direction of propagation of ultrasonic wave Main beam 3 also without influence, delay block
4 are fixed on the front end of ultrasonic probe 1 by fastening means such as screw, and clamping can also be arranged in the main body of ultrasonic probe 1
Groove or clamping protrusion, then be provided in one end that delay block 4 is docked with ultrasonic probe 1 and be clamped protrusion or clamping groove, and two
Person's close fit.
Laser emission instrument 2 is placed in the side of ultrasonic probe 1, and the Laser emission port of Laser emission instrument 2 is located at delay
In the side of block 4, the laser beam 6 that Laser emission instrument 2 issues is radiated on reflectance coating 5 by delay block 4, and reflectance coating 5 is used for
The path for changing laser beam 6, is located at the angle in delay block 4 by adjusting reflectance coating 5, so that laser beam 6 is through reflectance coating 5
Reflection after, propagation path is consistent with the direction of propagation of Main beam 3 that ultrasonic probe 1 is emitted, can be conveniently real
The visualization of the existing ultrasonic wave acoustic beam direction of propagation and incidence point.For this purpose, the present invention can accurately observe ultrasonic wave in real time
Acoustic beam is actually pointed to, and for the tested object of surface complexity, can be apparent from the incidence point of ultrasonic wave, facilitates observation super
The real-time direction of sound wave determines the reasonability of Ultrasonic C-Scan track in time.
The reflectance coating 5 is composite material reflectance coating, and the composite material reflectance coating is by one layer of metal material and package
The dielectric protective film of metal material forms, and the metal material is aluminium or silver, and the material of the dielectric protective film is an oxygen
It is SiClx, magnesium fluoride, any in silica.In the practical metallic aluminium of visible region or metallic silver as reflecting medium,
Reflectivity is higher, and reflecting effect is preferable, but reduces performance since metallic aluminium or metallic silver are easy to oxidation in air, so
It must be protected with dielectric film, Protective coatings use one of silicon monoxide, magnesium fluoride, silica, in not shadow
Under the premise of ringing 3 propagation path of ultrasonic wave Main beam, the oxidation effectiveness of metallic aluminium or metallic silver can avoid.
The delay block 4 is rectangular block, and the angle of the reflectance coating 5 and the axis of the delay block 4 is 0 ° of 90 ° of < α <.
Reflectance coating 5 is obliquely installed in the inside of delay block 4, for guarantee ultrasonic wave Main beam 3 in delay block 4 propagation path it is consistent
Property, four sides of reflectance coating 5 extend respectively to four sides of delay block 4, and four four sides of delay block 4 here are to remove delay
Block 4 be in contact with ultrasonic probe 1 and be in contact while it is opposite on one side.Reflectance coating 5, which is inclined at, to be prolonged
In slow block 4, i.e. the angle of the axis of reflectance coating 5 and delay block 4 is 0 ° of 90 ° of < α <, the corresponding hair that Laser emission instrument 2 is arranged
The angle of loophole and reflectance coating 5 so that the laser beam 6 that reflectance coating 5 emits Laser emission instrument 2 reflect after with ultrasonic probe
3 round of Main beam of 1 transmitting is consistent, and the setting of the angle of reflectance coating 5 is the arrangement space of device according to the present invention
Size, it is exact, be to be determined according to the space layout position of Laser emission instrument 2, different, the Laser emission instrument of angle
2 layout angle is also different, can rationally utilize arrangement space.Preferably, by reflectance coating 5 be arranged in two of delay block 4 it is diagonal
Between line, set-up mode is simple and easy, is fixed conveniently.
The delay block 4 is made of two wedge blocks, and the reflectance coating 5 is fixed between two wedge blocks.Two
The material of wedge block is identical, by the delay block 4 of two rectangular stereochemical structures of wedge block group, meanwhile, reflectance coating 5 is fixed on
Between two wedge blocks, the design of such structure greatly facilitates dismounting so that delay block 4 becomes the structural body being flexibly connected,
Simplify the manufacturing process of delay block 4.
The linear distance etc. of laser beam 6 described in 6,2 groups of laser beam described in 2 groups of the transmitting simultaneously of Laser emission instrument 2
In the Main beam 3 of the ultrasonic probe 1 transmitting.The distance of 2 groups of laser beams 6 is identical as the diameter of Main beam 3, ultrasound
The direction visualization of wave Main beam be not only shown as a bit, but a range, the size and the main sound of ultrasonic wave of this range
The range of the incidence point of beam 3 is identical, further improves the confirmation to ultrasonic wave acoustic beam directive property.
The delay block 4 is ducted body, and the delay block 4 is equipped with compatible with 1 diameter of ultrasonic probe
Through-hole.Hollow light penetrating object is set by delay block 4, and in one end that delay block 4 is connected with ultrasonic probe 1 and relatively
One end offer the identical through-hole of diameter, the Main beam 3 that ultrasonic probe 1 emits only can reach quilt by reflectance coating 5
The surface of a specimen, and after the laser beam 6 that Laser emission instrument 2 emits at this time reaches reflectance coating 5 through delay block 4, through reflectance coating 5
After reflection, laser beam 6 is consistent with the direction of propagation of Main beam 3 and can show.Such structure design, so that the material of delay block 4
Material greatlys save, it is often more important that ultrasonic wave Main beam 3 is only needed by reflectance coating 5, and need not using delay block 4 material,
The energy consumption of Main beam 3 is reduced, while the restriction of the material property of delay block 4 is substantially reduced, significantly reduces system
Make cost.Reflectance coating 5 can use the form of grafting with delay block, and insert port such as is arranged on delay block 4, reflectance coating 5 is inserted into
In delay block 4.
The ultrasonic probe 1 synchronizes linkage by control device with the Laser emission instrument 2.Pass through software control
Program, in the case where ultrasonic probe 1 drives 4 angular turn of delay block, Laser emission instrument 2 will carry out turning for angle therewith
Dynamic, the laser beam 6 to ensure Laser emission instrument 2 is synchronous with the Main beam 3 that ultrasonic probe 1 emits consistent.
In the description of the present application, it is to be understood that term " on ", "front", "rear", "left", "right", " is erected at "lower"
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "top", "bottom", "inner", "outside" is orientation based on the figure or position
Relationship is set, description the application is merely for convenience of and simplifies description, rather than the device or element of indication or suggestion meaning are necessary
It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as the limitation to the application.
Claims (8)
1. a kind of ultrasonic wave acoustic beam is directed toward visualization device, which is characterized in that including ultrasonic probe (1), Laser emission instrument
(2), delay block (4)；
The delay block (4) is installed on the front end of the ultrasonic probe (1), is equipped with a reflectance coating in the delay block (4)
(5)；
The Laser emission instrument (2) is located at the side of the ultrasonic probe (1), the laser of Laser emission instrument (2) transmitting
For light beam (6) by stating delay block (4) described in institute and being radiated on the reflectance coating (5), the reflectance coating (5) makes laser beam
(6) the direction of propagation is overlapped with the direction for the Main beam (3) that the ultrasonic probe (1) is emitted.
2. ultrasonic wave acoustic beam according to claim 1 is directed toward visualization device, which is characterized in that the reflectance coating (5) is
Composite material reflectance coating, the composite material reflectance coating are protected by the dielectric of one layer of metal material and the package metal material
Cuticula composition.
3. ultrasonic wave acoustic beam according to claim 2 is directed toward visualization device, which is characterized in that the metal material is aluminium
Or silver, the material of the dielectric protective film is silicon monoxide, magnesium fluoride, any in silica.
4. ultrasonic wave acoustic beam according to claim 1 is directed toward visualization device, which is characterized in that the delay block (4) is
Rectangular block, the reflectance coating (5) and the angle of the axis of the delay block (4) are 0 ° of 90 ° of < α <.
5. ultrasonic wave acoustic beam according to claim 4 is directed toward visualization device, which is characterized in that the delay block (4) by
Two wedge block compositions, the reflectance coating (5) are fixed between two wedge blocks.
6. ultrasonic wave acoustic beam according to claim 1 is directed toward visualization device, which is characterized in that the Laser emission instrument
(2) laser beam (6) described in 2 groups of transmitting, the linear distance of laser beam described in 2 groups (6) are equal to the ultrasonic listening simultaneously
The diameter of the Main beam (3) of head (1) transmitting.
7. ultrasonic wave acoustic beam according to claim 1 is directed toward visualization device, which is characterized in that the delay block (4) is
Ducted body, the delay block (4) are equipped with through-hole compatible with the ultrasonic probe (1) diameter.
8. ultrasonic wave acoustic beam according to claim 1 is directed toward visualization device, which is characterized in that the ultrasonic probe
(1) linkage is synchronized by control device with the Laser emission instrument (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910770394.1A CN110470737A (en) | 2019-08-20 | 2019-08-20 | Ultrasonic wave acoustic beam is directed toward visualization device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910770394.1A CN110470737A (en) | 2019-08-20 | 2019-08-20 | Ultrasonic wave acoustic beam is directed toward visualization device |
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| CN110470737A true CN110470737A (en) | 2019-11-19 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2803038C1 (en) * | 2023-04-10 | 2023-09-05 | Российская Федерация, от имени которой выступает Федеральное агентство по техническому регулированию и метрологии (Росстандарт) | High intensity focused ultrasound field imaging device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2234758Y (en) * | 1995-04-17 | 1996-09-11 | 石蕴生 | Laser auxillary X-ray locating device |
| DE19521416A1 (en) * | 1995-06-14 | 1996-12-19 | Bernhard Dr Rer Nat Kleffner | Ray targetting method for therapeutic laser application |
| CN202554108U (en) * | 2012-05-02 | 2012-11-28 | 上海瑞柯恩激光技术有限公司 | Laser-indicating optical coupling device |
| CN106662322A (en) * | 2014-08-01 | 2017-05-10 | 飞利浦灯具控股公司 | Luminaire with radio module |
| CN107582147A (en) * | 2017-09-25 | 2018-01-16 | 上海联影医疗科技有限公司 | Puncture point orientation device and puncture point orientation method |
| CN207058768U (en) * | 2017-07-10 | 2018-03-02 | 天津腾湘模具制造有限公司 | A kind of mobile adjusting means of ultrasonic cutting machine |
| CN207286079U (en) * | 2017-03-08 | 2018-05-01 | 深圳华声医疗技术股份有限公司 | A kind of ultrasonic equipment for medical diagnosis |
| CN209018976U (en) * | 2017-09-01 | 2019-06-25 | 杭州法博激光科技有限公司 | Medical laser equipment indicates optically coupled system |
-
2019
- 2019-08-20 CN CN201910770394.1A patent/CN110470737A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2234758Y (en) * | 1995-04-17 | 1996-09-11 | 石蕴生 | Laser auxillary X-ray locating device |
| DE19521416A1 (en) * | 1995-06-14 | 1996-12-19 | Bernhard Dr Rer Nat Kleffner | Ray targetting method for therapeutic laser application |
| CN202554108U (en) * | 2012-05-02 | 2012-11-28 | 上海瑞柯恩激光技术有限公司 | Laser-indicating optical coupling device |
| CN106662322A (en) * | 2014-08-01 | 2017-05-10 | 飞利浦灯具控股公司 | Luminaire with radio module |
| CN207286079U (en) * | 2017-03-08 | 2018-05-01 | 深圳华声医疗技术股份有限公司 | A kind of ultrasonic equipment for medical diagnosis |
| CN207058768U (en) * | 2017-07-10 | 2018-03-02 | 天津腾湘模具制造有限公司 | A kind of mobile adjusting means of ultrasonic cutting machine |
| CN209018976U (en) * | 2017-09-01 | 2019-06-25 | 杭州法博激光科技有限公司 | Medical laser equipment indicates optically coupled system |
| CN107582147A (en) * | 2017-09-25 | 2018-01-16 | 上海联影医疗科技有限公司 | Puncture point orientation device and puncture point orientation method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2803038C1 (en) * | 2023-04-10 | 2023-09-05 | Российская Федерация, от имени которой выступает Федеральное агентство по техническому регулированию и метрологии (Росстандарт) | High intensity focused ultrasound field imaging device |
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Application publication date: 20191119 |
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