CN109604133A - Low directive property fluctuating arc transmitting transducer battle array - Google Patents
Low directive property fluctuating arc transmitting transducer battle array Download PDFInfo
- Publication number
- CN109604133A CN109604133A CN201811447773.9A CN201811447773A CN109604133A CN 109604133 A CN109604133 A CN 109604133A CN 201811447773 A CN201811447773 A CN 201811447773A CN 109604133 A CN109604133 A CN 109604133A
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- Prior art keywords
- piezoelectric ceramic
- ceramic particle
- transmitting transducer
- battle array
- electrode layer
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- 239000002245 particle Substances 0.000 claims abstract description 56
- 239000000919 ceramic Substances 0.000 claims abstract description 53
- 238000000034 method Methods 0.000 claims abstract description 13
- 239000003822 epoxy resin Substances 0.000 claims abstract description 10
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 10
- 238000000605 extraction Methods 0.000 claims abstract description 9
- 229920003225 polyurethane elastomer Polymers 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 6
- 238000000576 coating method Methods 0.000 claims description 6
- 229910052573 porcelain Inorganic materials 0.000 claims description 6
- 239000000853 adhesive Substances 0.000 claims description 4
- 230000001070 adhesive effect Effects 0.000 claims description 4
- 239000000758 substrate Substances 0.000 claims description 4
- 239000006260 foam Substances 0.000 claims description 3
- 238000002955 isolation Methods 0.000 claims description 3
- 238000013461 design Methods 0.000 abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 6
- 238000001514 detection method Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000003491 array Methods 0.000 description 1
- 239000000306 component Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000002463 transducing effect Effects 0.000 description 1
- 230000010415 tropism Effects 0.000 description 1
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
- B06B1/0607—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 using multiple elements
- B06B1/0622—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 using multiple elements on one surface
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transducers For Ultrasonic Waves (AREA)
Abstract
Low directive property fluctuating arc transmitting transducer battle array, belongs to Underwater Acoustics Engineering technical field.Design the specification and size of piezoelectric ceramic particle；The positive pole-face of piezoelectric ceramic particle is uniformly equidistantly bonded in flexible electrode layer；The flexible electrode layer for being stained with piezoelectric ceramic particle is bonded in oval base；Center between piezoelectric ceramic particle cathode face among ellipse to both ends away from gradually increasing；It is filled between piezoelectric ceramic particle with epoxy resin；The cathode of all piezoelectric ceramic particles is in parallel and extraction wire, positive wire are drawn from flexible electrode layer；Energy converter integrally all carries out water tight enclosure with polyurethane rubber.The present invention has ingenious in design, and technique is realized simple, and easy to make, arc transmitting transducer array directionality rises and falls low advantage, can be widely used in fields such as multibeam echosounder, image sonar, detection sonars.
Description
Technical field
The invention belongs to Underwater Acoustics Engineering technical fields, and in particular to low directive property fluctuating arc transmitting transducer battle array.
Background technique
Sound wave is the information carrier that can uniquely transmit at a distance in water-medium, sends underwater acoustic technology as underwater information
With the most effective means of acquisition, energy converter equips " window " interacted with sound field information in water as the underwater sound, is underwater sound equipment letter
Breath is sent and the critical component of information Perception.Energy converter is the core component of sonar system, realizes sound in sonar electric signal and water
One-way or bi-directional energy of signal is converted, and plays conclusive effect to sonar performance.
Arc transmitting transducer battle array is common one kind transducer array in sonar system, generally uses piezoelectric ceramic particle edge
Arcuate directions are structured the formation, and have the characteristics that directive property angle of release is big, angle of release is unrelated with frequency, working frequency is usually more than ten
KHz to several hundred kHz.Arc transmitting transducer is widely used in the fields such as multibeam echosounder, image sonar, detection sonar.
The horizontal directivity of arc transmitting transducer battle array is constant wave beam angle of release, but is existed continuously in beam area
It rising and falling, shock range is gradually increased from center to two sides, is risen and fallen at beam edge maximum, and fluctuating generally reaches 6dB or so, this
It is because of influence of the arc transmitting transducer battle array by endpoint half-wave zone.The appearance of such case makes arc transmitting transducer battle array exist
Use when, radiating acoustic energy is uneven, cause receiver receive signal magnitude exist rise and fall, to reduce picture quality.
It rises and falls to reduce arc transmitting transducer array directionality, there are many scholars to be weighted processing to transducer array
Research is weighted processing to piezoelectric ceramic particle, electrode etc., and purpose is all the influence for reducing endpoint half-wave zone.It makes pottery to piezoelectricity
The weighting of porcelain particle requires each piezoelectric ceramic particle that will draw signal wire, such that the system of arc transmitting transducer battle array
Make the presence of very big difficulty, it is virtually impossible to realize；Electrode is weighted, needs to increase production mold, increases technique preparing department sequence.It is logical
The center of control piezoelectric ceramic particle is crossed away from easy to accomplish at the center of structuring the formation away from being above weighted design, while can also be easy to obtain
The promising result of arc directive property fluctuating must be reduced.
In the prior art as patent of invention " a kind of the arc battle array and production method of energy converter " describes the production of arc battle array
Arc transducing is calculated in the case where a ceramic primitive is evenly arranged in method, the curved transducer battle array made of this method
It is 5.5dB that the directive property of device battle array, which rises and falls, and big rise and fall brings larger impact for the application of curved transducer.For a kind of low finger
Tropism fluctuating arc transmitting transducer battle array exists currently without discovery and phase similar product of the present invention, also has without discovery similar
Method exists in file and document.
Summary of the invention
The purpose of the present invention is to provide low directive property fluctuating arc transmitting transducer battle arrays, solve existing arc transmitting and change
Can device array directionality rise and fall big problem.
The object of the present invention is achieved like this:
Low directive property fluctuating arc transmitting transducer battle array, including polyurethane rubber, piezoelectric ceramic particle, oval base,
Flexible electrode layer；The positive pole-face of piezoelectric ceramic particle is bonded in flexible electrode layer；It is stained with the flexible electrode layer of piezoelectric ceramic particle
It is bonded in oval base；Gap filling epoxy resin between piezoelectric ceramic particle；The anode coating of piezoelectric ceramic particle
Conducting resinl and extraction wire；Flexible electrode layer extraction wire；Energy converter is integrally all coated with polyurethane rubber.
The positive pole-face of the piezoelectric ceramic particle is uniformly equidistantly bonded in flexible electrode layer.
End is arrived away from gradually increasing among ellipse to both ends in center between the cathode face of the piezoelectric ceramic particle
Place center is away from maximum.
The direction of vibration of the piezoelectric ceramic particle is perpendicular to the tangent line at ellipsoid adhesive spots.
The resonance frequency of the piezoelectric ceramic particle is in 80kHz between 1000kHz.
The oval base is process using rigid foam or other vibration isolation decoupling materials.
The beneficial effects of the present invention are:
(1) present invention solves the problems, such as conventional arc-shaped transmitting transducer battle array horizontal directivity big rise and fall, using edge
Ellipsoid structure the formation piezoelectric ceramic particle can make arc transmitting transducer battle array horizontal directivity rise and fall control within 3dB；
(2) present invention can improve the directivity pattern of arc transmitting transducer, and method is simple, easy to operate, effect is obvious；
(3) present invention is ingenious in design, and structure is simple, and easy to make and horizontal directivity rises and falls smaller.
Detailed description of the invention
Fig. 1 is a kind of low directive property fluctuating arc transmitting transducer battle array structural schematic diagram of the embodiment of the present invention；
Fig. 2 is the arc-shaped transmitting transducer array directionality figure uniformly structured the formation；
The arc transmitting transducer array directionality figure of Fig. 3 embodiment of the present invention.
Specific embodiment
Specific embodiments of the present invention will be further explained with reference to the accompanying drawing:
Fig. 1 is the structural schematic diagram of the low directive property arc transmitting transducer battle array of the embodiment of the present invention；Such as the embodiment of Fig. 1
Shown, which includes: to cut piezoceramic material according to the working frequency of arc transmitting transducer battle array and obtain piezoelectric ceramics
Grain 3；The positive pole-face of piezoelectric ceramic particle 3 is uniformly equidistantly bonded in flexible electrode layer 5；Piezoelectric ceramic particle 3 will be stained with
Flexible electrode layer 5 is bonded in oval base 4；Gap between piezoelectric ceramic particle 3 epoxy resin 2 is filled；It removes
Extra epoxy resin 2；The anode coating conducting resinl of all piezoelectric ceramic particles 3, and extraction wire 7；It is drawn from flexible electrode layer
Conducting wire 6；Energy converter is whole all to be coated with polyurethane rubber 1.
The present invention relates to underwater acoustic transducer technical fields, and in particular to a kind of low directive property fluctuating arc transmitting transducer
Battle array.Design the specification and size of piezoelectric ceramic particle；The positive pole-face of piezoelectric ceramic particle is uniformly equidistantly bonded in flexible electrode
On layer；The flexible electrode layer for being stained with piezoelectric ceramic particle is bonded in oval base；Between piezoelectric ceramic particle cathode face
Center away from being gradually increased among ellipse to both ends；It is filled between piezoelectric ceramic particle with epoxy resin；All piezoelectricity potteries
The cathode of porcelain particle is in parallel and extraction wire, positive wire are drawn from flexible electrode layer；Energy converter is whole all to use polyurethane
Rubber carries out water tight enclosure.The present invention has ingenious in design, and technique is realized simple, and arc transmitting transducer array directionality rises and falls low
The advantages of, it can be widely used in fields such as multibeam echosounder, image sonar, detection sonars.
According to the working frequency that system needs, the material and size of piezoelectric ceramics are selected, piezoelectric ceramics is obtained by cutting
The specification and size of particle.According to the horizontal directivity angle of release that arc transmitting transducer battle array needs, the size of substrate is designed, is emulated
Determine the long axis and minor axis dimension of oval base.Substrate is processed according to design size.Piezoelectric ceramic particle is uniformly equidistant
It is bonded in a flexible flexible electrode layer, it is ensured that center with substrate bonding plane is away from being evenly arranged.It then will be with pressure
The flexible electrode layer of electroceramics particle is bonded in oval base, guarantees that each piezoelectric ceramic particle is fitted in oval face
On, so that the direction of vibration of ceramic particle is perpendicular to tangent line at ellipsoid adhesive spots.
Gap between piezoelectric ceramic particle is filled with epoxy resin glue, then removes extra epoxy resin.
The anode coating conducting resinl of all piezoelectric ceramic particles, and extraction wire, draw cathode conductor from flexible electrode.Transducer array
Assembly carries out polyurethane integral coating after completing, and carries out water tight enclosure, then tests its electroacoustic performance in anechoic tank,.As
Comparison, the 100kHz horizontal directivity of arc-shaped transmitting transducer battle array He the arc transmitting transducer battle array of example of the present invention is provided,
The direction diagram data of comparison diagram 2 and Fig. 3, it can be found that the horizontal directivity of the arc transmitting transducer battle array of the embodiment of the present invention rises
Volt is obvious small.
The technical solution adopted by the present invention are as follows: according to the working frequency of arc transmitting transducer battle array, cut piezoelectric ceramics material
Material obtains piezoelectric ceramic particle；The positive pole-face of piezoelectric ceramic particle is uniformly equidistantly bonded in flexible electrode layer；Pressure will be stained with
The flexible electrode layer of electroceramics particle is bonded in oval base；Gap between piezoelectric ceramic particle is filled out with epoxy resin
It fills；Remove extra epoxy resin；The anode coating conducting resinl of all piezoelectric ceramic particles, and extraction wire；From flexible electrode layer
Extraction wire；Energy converter is integrally all coated with polyurethane rubber.
Preferably, the direction of vibration of piezoelectric ceramic particle is perpendicular to the tangent line at ellipsoid adhesive spots.
Preferably, the resonance frequency of piezoelectric ceramic particle is in 80kHz between 1000kHz.
Preferably, the center between the cathode face of piezoelectric ceramic particle is arrived away from gradually increasing among ellipse to both ends
End center is away from maximum.
Preferably, oval base is process using rigid foam or other vibration isolation decoupling materials.
Compared with prior art, beneficial effects of the present invention: the present invention solves conventional arc-shaped transmitting transducer battle array water
The problem of flat directive property big rise and fall, can make the level of arc transmitting transducer battle array using along ellipsoid piezoelectric ceramic particle of structuring the formation
Directive property rises and falls control within 3dB.In the prior art as patent of invention " a kind of the arc battle array and production method of energy converter " is situated between
The production method for the arc battle array that continued, with the curved transducer battle array of this method production in the case where a ceramic primitive is evenly arranged,
It is 5.5dB that the directive property that curved transducer battle array is calculated, which rises and falls, and big rise and fall brings the application of curved transducer larger
It influences.
Although the invention has been described by way of example and in terms of the preferred embodiments, but it is not for limiting the present invention, any this field
Technical staff without departing from the spirit and scope of the present invention, may be by the methods and technical content of the disclosure above to this hair
Bright technical solution makes possible variation and modification, therefore, anything that does not depart from the technical scheme of the invention, and according to the present invention
Technical spirit any simple modifications, equivalents, and modifications to the above embodiments, belong to technical solution of the present invention
Protection scope.
Claims (6)
1. low directive property fluctuating arc transmitting transducer battle array, it is characterised in that: including polyurethane rubber (1), piezoelectric ceramic particle
(3), oval base (4), flexible electrode layer (5)；The positive pole-face of piezoelectric ceramic particle (3) is bonded on flexible electrode layer (5)；It is viscous
There is the flexible electrode layer (5) of piezoelectric ceramic particle (3) to be bonded on oval base (4)；Seam between piezoelectric ceramic particle (3)
Gap fills epoxy resin (2)；The anode coating conducting resinl and extraction wire (7) of piezoelectric ceramic particle (3)；Flexible electrode layer is drawn
Conducting wire (6)；Energy converter is whole all to be coated with polyurethane rubber (1).
2. low directive property fluctuating arc transmitting transducer battle array according to claim 1, it is characterised in that: the piezoelectricity pottery
The positive pole-face of porcelain particle (3) is uniformly equidistantly bonded on flexible electrode layer (5).
3. low directive property fluctuating arc transmitting transducer battle array according to claim 1, it is characterised in that: the piezoelectricity pottery
Center between the cathode face of porcelain particle (3) among ellipse to both ends away from gradually increasing, to end center away from maximum.
4. low directive property fluctuating arc transmitting transducer battle array according to claim 1, it is characterised in that: the piezoelectricity pottery
The direction of vibration of porcelain particle (3) is perpendicular to the tangent line at ellipsoid adhesive spots.
5. low directive property fluctuating arc transmitting transducer battle array according to claim 1, it is characterised in that: the piezoelectricity pottery
The resonance frequency of porcelain particle (3) is in 80kHz between 1000kHz.
6. low directive property fluctuating arc transmitting transducer battle array according to claim 1, it is characterised in that: the ellipse
Substrate (4) is process using rigid foam or other vibration isolation decoupling materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811447773.9A CN109604133B (en) | 2018-11-29 | 2018-11-29 | Low-directivity fluctuating arc transmitting transducer array |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811447773.9A CN109604133B (en) | 2018-11-29 | 2018-11-29 | Low-directivity fluctuating arc transmitting transducer array |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109604133A true CN109604133A (en) | 2019-04-12 |
| CN109604133B CN109604133B (en) | 2021-04-30 |
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ID=66005394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811447773.9A Active CN109604133B (en) | 2018-11-29 | 2018-11-29 | Low-directivity fluctuating arc transmitting transducer array |
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| Country | Link |
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| CN (1) | CN109604133B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110687526A (en) * | 2019-10-30 | 2020-01-14 | 海鹰企业集团有限责任公司 | Method for reducing directional fluctuation of wide-beam transmitting transducer and transducer |
| CN110687527A (en) * | 2019-10-30 | 2020-01-14 | 海鹰企业集团有限责任公司 | Method for improving directivity of wide-beam transmitting transducer and transducer |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007181654A (en) * | 2005-10-12 | 2007-07-19 | Akira Tomono | Mist emission apparatus |
| CN102176508A (en) * | 2010-12-24 | 2011-09-07 | 中国船舶重工集团公司第七一五研究所 | Preparation method of spherical-crown transmitting transducer with high frequency and wide wave beam |
| CN104907240A (en) * | 2015-04-13 | 2015-09-16 | 苏州声之源电子科技有限公司 | Arc array of transducer and preparing method |
-
2018
- 2018-11-29 CN CN201811447773.9A patent/CN109604133B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007181654A (en) * | 2005-10-12 | 2007-07-19 | Akira Tomono | Mist emission apparatus |
| CN102176508A (en) * | 2010-12-24 | 2011-09-07 | 中国船舶重工集团公司第七一五研究所 | Preparation method of spherical-crown transmitting transducer with high frequency and wide wave beam |
| CN104907240A (en) * | 2015-04-13 | 2015-09-16 | 苏州声之源电子科技有限公司 | Arc array of transducer and preparing method |
Non-Patent Citations (2)
| Title |
|---|
| 胡建辉等: "几种经典曲线弧形阵的指向性对比分析", 《声学技术》 * |
| 赵慧等: "多波束测深仪换能器基阵指向性优化设计", 《声学与电子工程》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110687526A (en) * | 2019-10-30 | 2020-01-14 | 海鹰企业集团有限责任公司 | Method for reducing directional fluctuation of wide-beam transmitting transducer and transducer |
| CN110687527A (en) * | 2019-10-30 | 2020-01-14 | 海鹰企业集团有限责任公司 | Method for improving directivity of wide-beam transmitting transducer and transducer |
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| Publication number | Publication date |
|---|---|
| CN109604133B (en) | 2021-04-30 |
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