CN205049522U - Interior water route ultrasonic transducer - Google Patents
Interior water route ultrasonic transducer Download PDFInfo
- Publication number
- CN205049522U CN205049522U CN201520820718.5U CN201520820718U CN205049522U CN 205049522 U CN205049522 U CN 205049522U CN 201520820718 U CN201520820718 U CN 201520820718U CN 205049522 U CN205049522 U CN 205049522U
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- ultrasonic transducer
- primary module
- water route
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Abstract
The utility model discloses an interior water route ultrasonic transducer, function primary module in casing and casing, the function primary module includes back -up material, piezoelectricity combined material and matching layer that from the top down connected gradually, be equipped with the through -hole in the middle of the function of tonic chord module, function primary module both sides are equipped with first electrode and the second electrode that is used for drawing forth the signal line. The utility model discloses an inner lead structure, leave built -in water route, interior packing couplant the ultrasonic transducer functional module in the middle of. The ultrasonic transducer during operation, the couplant is water usually. The glassware for drinking water has great specific heat, when temperature variation that changes in ambient temperature or ultrasonic transducer during operation lead to, can carry out automatic compensation to the temperature through the water in the coupling route, ensure ultrasonic transducer work at the steady job state, and life -saving.
Description
Technical field
The utility model relates to field of ultrasonic nondestructive detection, particularly a kind of interior water route ultrasonic transducer.
Background technology
Utilize ultrasound wave under the prerequisite not damaging testee, since testee inner structure is detected and measured, determined that the Technical behaviour of the reliability of testee is called as ultrasonic non-destructive inspection techniques.At present, ultrasonic non-destructive inspection techniques applies the lossless detection method comparatively extensive, degree of accuracy is higher in the world, and this technology is widely used in the fields such as Aeronautics and Astronautics, boats and ships, iron and steel, metallurgy, electronics, railway traffic at present.
Along with the development of science and technology and piezoelectric ceramics performance, the improving constantly of ultrasonic transducer Manufacturing Techniques, the performance of ultrasonic transducer obtains constantly to be optimized and promotes.But in a lot of application scenario, or due to environmental baseline too severe (extremes of temperature) or due to long time continuous working, the core temperature of ultrasonic transducer can be made too high, cause piezoelectric ceramics hydraulic performance decline or bonding portion not firm, affect its core component duty, thus cause ultrasonic transducer hydraulic performance decline even disabling damage, reduce detection efficiency and accuracy.And carry out lowering the temperature not only limited efficiency only by air cooling way conventional at present, and be subject to the restriction of actual environment.And still lowered the temperature in ultrasonic transducer functional module outside by the way in the built-in water route of housing, its temperature reduction performance is also subject to certain restrictions.
In order to ensure the high efficiency work of ultrasonic transducer, need between the transducer surface of emission and testee, form the thin coupling layer of one deck, be convenient to signal and be coupled to efficiently in testee.And as a rule, there is this problem of intrinsic blind area to solve ultrasonic transducer, needing the coupling layer that existence one is thicker.The mode adopted is the mode of spraying more at present, and the method is that effect is poor, and needs extra auxiliary facility.
Utility model content
Utility model object: technical problem to be solved in the utility model is for the deficiencies in the prior art, provides a kind of interior water route ultrasonic transducer.
In order to solve the problems of the technologies described above, the utility model discloses a kind of interior water route ultrasonic transducer, comprise the function primary module in housing and housing, described function primary module comprises the back lining materials, piezo-electricity composite material and the matching layer that connect successively from top to bottom, is provided with the through hole running through back lining materials, piezo-electricity composite material and matching layer in the middle of described function primary module, described function primary module both sides are provided with the first electrode for drawing signal wire and the second electrode.
In the utility model, the through hole surrounding of described function primary module is provided with protective seam.
In the utility model, described case top is provided with the water inlet be communicated with through hole.
In the utility model, described housing side is provided with the signal wire interface for drawing signal wire.
In the utility model, described housing and function primary module are by epoxy resin fixed bonding.
In the utility model, described protective seam is epoxy resin layer.
Beneficial effect: 1, the inner lead structure of the utility model employing, leaves built-in water route, interior filling couplant in the middle of ultrasonic transducer functional module.During ultrasonic transducer work, usual couplant is water.Glassware for drinking water has larger specific heat, during the temperature variation caused when variation of ambient temperature or ultrasonic transducer work, can carry out auto-compensation, guarantee that ultrasonic transducer is operated in stable duty by the water in coupling path to temperature, and life-extending.
2, in the utility model, the ultrasonic transducer road surface of emission leaves coupling throughhole, enough coupling mechanisms can be provided for transducer, guarantee that the signal of the transmitting of ultrasonic transducer can be transmitted in testee very well, the reception reflected signal that ultrasonic transducer is good can be guaranteed simultaneously.
Accompanying drawing explanation
To do the utility model below in conjunction with the drawings and specific embodiments and further illustrate, above-mentioned or otherwise advantage of the present utility model will become apparent.
Fig. 1 is the utility model function primary module side view;
Fig. 2 is the utility model case side view;
Fig. 3 is the utility model functional module through hole schematic diagram;
Fig. 4 is the utility model through hole design sketch.
Embodiment
Below in conjunction with accompanying drawing, the utility model is elaborated.
As Fig. 1, the utility model comprises main functional modules 2, main functional modules 2 comprises back lining materials 3, piezo-electricity composite material 4, matching layer 5, first electrode 7 and the second electrode 8, wherein back lining materials 3, piezo-electricity composite material 4 are connected from top to bottom successively with matching layer 5, and the first electrode 7 and the second electrode 8 are arranged on main functional modules 2 both sides.First electrode 7 is drawn by the middle of back lining materials 3 and piezo-electricity composite material 4, and the second electrode 8 is drawn by the middle of piezo-electricity composite material 4 and matching layer 5.
Piezo-electricity composite material is the piezoelectric having two or more Material claddings.Common piezo-electricity composite material is the two-phase composite material of piezoelectric ceramics and polymkeric substance (such as Kynoar epoxy resin alive).This compound substance has the strong point of piezoelectric ceramics and polymkeric substance concurrently, has good pliability and processing characteristics, and have lower density, easily and air, water, biological tissue realize acoustic impedance coupling.In addition, piezo-electricity composite material also has the high feature of piezoelectric constant.Piezo-electricity composite material has a wide range of applications in fields such as medical treatment, sensing, measurements.
As Fig. 2, comprise housing 1, water inlet 10 and signal wire interface 11, water inlet 10 is positioned at housing 1 top, and signal wire interface 11 is positioned at housing 1 side.
As Fig. 3, comprise main functional modules 2, through hole 6 and protective seam 9, be provided with through hole 6 in the middle of main functional modules 2, between main functional modules 2 inside surface and through hole 6, be provided with protective seam 9.
As Fig. 4, comprise housing 1, back lining materials 3, through hole 6 and protective seam 9.
Through hole in the utility model is that the ultrasonic transducer aft-loaded airfoil that completes forms.During transducer work, enough couplants can be provided for transducer workplace by built-in through hole, ensure the contact that transducer and tested surface are good, the efficient detection perform of guarantee transducer.Meanwhile, through hole and couplant can to raise and environment temperature carries out certain adjustment the work temperature that causes of transducer self, can guarantee that the performance of transducer is unaffected.
Embodiment:
Function primary module is made up of back lining materials, piezo-electricity composite material and matching layer.Its each layer thickness is respectively 20mm, 1.15mm, 0.7mm, radius 10mm.
Matching layer, piezo-electricity composite material and back lining materials adopt adhering with epoxy resin, and by the first electrode and the second electrode, drawn by signal wire, wherein electrode is thickness is 20um;
Function primary module is embedded in housing, adopt adhering with epoxy resin to fix.Case top leaves water inlet, and signal wire interface is left in housing side;
Get through hole at the ultrasonic transducer surface of emission, through hole break-through back lining materials, piezo-electricity composite material and matching layer, be connected with housing inlet;
Adopt levelling process that epoxy resin is evenly applied to through-hole wall, solidification forming forms protective seam.
The utility model provides a kind of interior water route ultrasonic transducer; the method and access of this technical scheme of specific implementation is a lot; the above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model principle, can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.The all available prior art of each ingredient not clear and definite in the present embodiment is realized.
Claims (6)
1. water route ultrasonic transducer in a kind, it is characterized in that, comprise the function primary module (2) in housing (1) and housing (1), described function primary module (2) comprises the back lining materials (3) connected successively from top to bottom, piezo-electricity composite material (4) and matching layer (5), be provided with in the middle of described function primary module (2) and run through back lining materials (3), the through hole (6) of piezo-electricity composite material (4) and matching layer (5), described function primary module (2) both sides are provided with the first electrode (7) for drawing signal wire and the second electrode (8).
2. water route ultrasonic transducer in one according to claim 1, is characterized in that, through hole (6) surrounding of described function primary module (2) is provided with protective seam (9).
3. water route ultrasonic transducer in one according to claim 1, is characterized in that, described housing (1) top is provided with the water inlet (10) be communicated with through hole (6).
4. water route ultrasonic transducer in one according to claim 1, is characterized in that, described housing (1) side is provided with the signal wire interface (11) for drawing signal wire.
5. water route ultrasonic transducer in one according to claim 1, is characterized in that, described housing (1) and function primary module (2) are by epoxy resin fixed bonding.
6. water route ultrasonic transducer in one according to claim 2, is characterized in that, described protective seam (9) is epoxy resin layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520820718.5U CN205049522U (en) | 2015-10-21 | 2015-10-21 | Interior water route ultrasonic transducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520820718.5U CN205049522U (en) | 2015-10-21 | 2015-10-21 | Interior water route ultrasonic transducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205049522U true CN205049522U (en) | 2016-02-24 |
Family
ID=55343091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520820718.5U Expired - Fee Related CN205049522U (en) | 2015-10-21 | 2015-10-21 | Interior water route ultrasonic transducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205049522U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108386186A (en) * | 2018-02-09 | 2018-08-10 | 中国科学院声学研究所 | A kind of Borehole Wall Ultrasonic Imaging Well Logging energy converter and its measuring system |
-
2015
- 2015-10-21 CN CN201520820718.5U patent/CN205049522U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108386186A (en) * | 2018-02-09 | 2018-08-10 | 中国科学院声学研究所 | A kind of Borehole Wall Ultrasonic Imaging Well Logging energy converter and its measuring system |
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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: 20160224 Termination date: 20211021 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |