CN109959915A - A kind of multi-beam sonar basic matrix - Google Patents
A kind of multi-beam sonar basic matrix Download PDFInfo
- Publication number
- CN109959915A CN109959915A CN201711442980.0A CN201711442980A CN109959915A CN 109959915 A CN109959915 A CN 109959915A CN 201711442980 A CN201711442980 A CN 201711442980A CN 109959915 A CN109959915 A CN 109959915A
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- sonar
- shell
- energy converter
- oil
- entrant sound
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- 239000011159 matrix material Substances 0.000 title claims description 15
- 238000011068 loading method Methods 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims description 31
- 239000007788 liquid Substances 0.000 claims description 14
- 239000000523 sample Substances 0.000 claims description 6
- 238000013461 design Methods 0.000 claims description 5
- 238000001514 detection method Methods 0.000 abstract description 13
- 238000010894 electron beam technology Methods 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000002463 transducing effect Effects 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/66—Sonar tracking systems
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/521—Constructional features
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Abstract
The present invention provides a kind of multi-beam sonar basic matrixs, including electronic compartment shell, transducer array, sonar shell, entrant sound cover and O-ring seal.Electronic compartment is connect for placing electronic equipment with sonar housing seal；Energy converter is the piezoceramic acoustic unit of transceiver, is mounted on sonar shell；Sonar shell is the structure type that cylinder piece housing and Loadings On Hemispherical Shell combine, it is divided into several layers on cylinder piece housing, every layer contains several primitives again, is scanned in the horizontal plane by electron beam, realizes the detection of Small object in 360 ° of horizontal direction, vertically certain angular range.The present invention can be realized the detection of Small object in 360 degree of horizontal direction, vertically certain angular range using Small object as the high-definition picture sonar of detected object.
Description
Technical field
The present invention relates to the technical fields of underwater small target detection, particularly relate to a kind of multi-beam sonar basic matrix.
Background technique
Currently, the underwater Small object such as AUV, frogman becomes shallow sea invasion, harbour infiltration, oil field destruction, directional guide, terror
Attack the leading role destroyed with local conflicts.It is with mobility strong, target echo and all unconspicuous advantage of own radiation characteristic.
Foreign countries greatly develop various offshore operations, equipment, establish and fight under water, permeate frogman army, develop the water surface and under water unmanned work
It draws platform, advanced frogman's transport device etc..Therefore, sonar detection equipment is laid in important waters, intrusion target is visited
It surveys, positioning, identify, tracking is the important means for fighting the threats such as underwater frogman, vehicle, underwater robot at present.
Currently, the sonar transducer array of underwater small target detection needs to complete 360 degree of horizontal direction using mechanical motion mode
Scanning probe has that structure is complicated
Summary of the invention
The embodiment of the invention provides a kind of multi-beam sonar basic matrixs, in order to solve to need in the prior art using mechanical fortune
Flowing mode completes the problem of 360 degree of horizontal direction of scanning probe.
In order to solve the above-mentioned technical problem, the embodiment of the present invention adopts the following technical scheme that
A kind of multi-beam sonar basic matrix, including electronic compartment shell, energy converter primitive, sonar shell, entrant sound cover and O-shaped sealing
Circle；The electronic compartment is connect for placing electronic equipment with sonar housing seal；The transducer unit is the pressure of transceiver
Electroceramics acoustic elements are mounted on sonar shell, for carrying out active probe or passive monitoring to submarine target；The sonar
Shell is the structure that cylinder piece housing and Loadings On Hemispherical Shell combine, and is divided into several layers on cylinder piece housing, every layer is changed containing several
It can device primitive mounting hole；The electronic compartment shell and sonar shell are sealed by O-ring seal to be installed, entrant sound cover and sonar shell
It is sealed and is installed by O-ring seal, energy converter primitive and sonar shell are sealed by O-ring seal and installed.
Wherein, the energy converter primitive mounting hole of the sonar shell cylindrical section shell between layers, which misplaces, lays, every phase
Center between adjacent two energy converter mounting holes is away from the half wavelength for sound wave produced by energy converter primitive.
It preferably, further include sealing pressing screw and filling liquid；There is more design on the sonar shell cylindrical section end face
A oil-filled sealing hole fills liquid between sonar shell and entrant sound cover by the oil-filled sealing hole, reuses sealing pressing
Screw is screwed into oil-filled sealing hole, pressurizes to the filling liquid between sonar shell and entrant sound cover, and the filling liquid is
Sound oil or other liquid.
Further, the oil-filled sealing hole is the integrated structure of threaded hole and unthreaded hole.
The invention has the benefit that the embodiment of the invention provides a kind of multi-beam sonar basic matrix, including electronic compartment shell
Body, energy converter primitive, sonar shell, entrant sound cover and O-ring seal；The sonar shell of multi-beam sonar basic matrix of the present invention is using circle
Shell of column shell and Loadings On Hemispherical Shell combine, and several layers are divided on cylinder piece housing, and every layer contains several energy converter primitive mounting holes,
The multiple energy converter primitives of multilayer are installed；Each energy converter passes through O-ring seal and is sealingly mounted on sonar shell, is formed
Sonar transducer array can be realized the ocean total space within the scope of certain radius and actively or passively detect, using multi-beam of the invention
Sonar transducer array, in the horizontal plane by electron beam scanning, it can be achieved that small in 360 degree of horizontal direction, vertical certain angular range
The detection of target.Therefore, the present invention, which solves, needs to complete 360 degree of horizontal direction using mechanical motion mode in the prior art
The problem of scanning probe.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of multi-beam sonar basic matrix provided in an embodiment of the present invention；
Fig. 2 is the oil-filled hole partial enlargement diagram of multi-beam sonar basic matrix provided in an embodiment of the present invention；
Fig. 3 is sealing pressing screw schematic diagram provided in an embodiment of the present invention.
In figure: 1- electronic compartment shell, 2- energy converter primitive, 3- sonar shell, 4- fill liquid, 5- entrant sound cover, 6- sealing
Forcing screw, 7-O type sealing ring, 8-O type sealing ring mounting groove, 9- thread segment.
Specific embodiment
With reference to the attached drawing in the embodiment of the present invention, technical solution in the embodiment of the present invention carries out clear, complete
Ground description, it is clear that the described embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.Based on this hair
Bright embodiment, those of ordinary skill in the art's every other implementation obtained without creative labor
Example, belongs to protection scope of the present invention.
Referring to attached drawing 1, the embodiment of the invention provides a kind of multi-beam sonar basic matrixs, by electronic compartment shell 1, energy converter base
Member 2, sonar shell 3, entrant sound cover 5, O-ring seal 7 form.Electronic compartment shell 1 is sealed with sonar shell 3 by O-ring seal 7
Installation, energy converter primitive 2 are transceiver piezoceramic acoustic unit, each energy converter primitive 2 passes through O-ring seal 7
It is sealingly mounted at 3 on sonar shell.Entrant sound cover 5 and sonar shell 3 are installed by the sealing of O-ring seal 7, can arbitrarily dismantle and
Replacement, is conveniently replaceable the sonar battle array primitive of damage
In implementation column of the present invention, sonar shell 3 is made of cylinder piece housing and hemisphere piece housing, passes through electricity in the horizontal plane
Wavelet beam scanning realizes the detection of Small object in 360 degree of horizontal direction, vertically certain angular range.
In order to effectively inhibit the secondary lobe and graing lobe of sonar battle array, detection accuracy is improved, according to the size and spy of detection target
Required distance is surveyed, by theoretical calculation, the outer diameter of cylindrical section is Φ 400mm, and every layer of domestic demand lays 64 energy converter primitives, primitive
Between be spaced about 19.6mm.Energy converter mounting hole on sonar shell 3, which misplaces, to be laid, between each adjacent two energy converter mounting hole
Center away from be equal to energy converter primitive 2 produced by sound wave half wavelength.Design has six layers of energy converter mounting hole altogether on cylindrical section,
Every layer lays 32 energy converter primitives 2；Hemispherical Shell designs eight layers of energy converter mounting hole altogether, and first layer is 32 transducings from the top down
Device primitive 2, the second layer are 30 energy converter primitives 2, and third layer is 28 energy converter primitives 2, and the 4th layer is 25 energy converter bases
Member 2, the 5th is 20 energy converter primitives 2, and layer 6 is 15 energy converter primitives 2, and layer 7 is 9 energy converter primitives 2, the
Eight layers are 4 energy converter primitives 2.
Referring to figs. 2 and 3, in the embodiment of the present invention, in order to promote the working depth of detection sonar, also facilitate sonar transducer array
Maintenance and the replacement of entrant sound cover, further include filling liquid 4 and sealing pressing screw 6.Design has 6 on sonar shell cylindrical section end face
A oil-filled sealing hole.Oil-filled sealing hole is that threaded hole and unthreaded hole combine, can be by 6 oil-filled holes toward sonar shell and entrant sound cover
Between fill liquid, reuse sealing pressing screw and be screwed into oil-filled sealing hole, to the silicone oil between sonar shell and entrant sound cover into
Row pressurization.By using such technical solution, 5 external and internal pressure of entrant sound cover can be balanced, improves the use depth of sonar.
The oil-filled sealing hole in sealing pressing screw 6 and sonar shell in sonar transducer array is used cooperatively, sealing pressing spiral shell
Nail 6 is a kind of nonstandard screw with O-ring seal mounting groove.Wherein, the thread segment 9 in sealing pressing screw 6 with it is oil-filled close
The threaded hole of sealing of hole cooperates, and O-ring seal mounting groove 8 is inserted in close with the unthreaded hole at oil-filled sealing hole after sealing ring in forcing screw
Envelope cooperation.By using such technical solution, sealing pressing screw can be used to the filling between sonar shell and entrant sound cover
Oil pressurization.
In the embodiment of the present invention, filling liquid can be a kind of entrant sound oil, is filled between entrant sound cover and sonar shell, uses
In balance entrant sound cover inside and outside differential pressure, the working depth of sonar is improved.
In order to improve the resolution ratio of detection range and vertical direction, basic matrix is also designed to narrow beam in vertical direction, and
Scanning up and down.
Hemispherical portion in sonar transducer array is responsible for the small target detection in cylindrical section testing blind zone, also passes through electronics
Positioning function is realized in beam scanning.To realize that the ocean total space centered on test point, within the scope of certain testing radius is visited
It surveys.
The embodiment of the invention provides a kind of multi-beam sonar basic matrixs, including electronic compartment shell 1, energy converter primitive 2, sonar
Shell 3, entrant sound cover 5 and O-ring seal 7；The sonar shell of multi-beam sonar basic matrix of the present invention uses cylinder piece housing and hemisphere
Shell combines, and is divided into several layers on cylinder piece housing, and every layer contains several energy converter primitive mounting holes, and multilayer is multiple changes for installation
It can device primitive；Each energy converter passes through O-ring seal and is sealingly mounted on sonar shell, and composed sonar transducer array can
Realize that the ocean total space within the scope of certain radius actively or passively detects, using multi-beam sonar basic matrix of the invention, in water
In plane by electron beam scanning, it can be achieved that in 360 degree of horizontal direction, vertical centainly angular range Small object detection.Cause
This, the present invention solves needs asking for the scanning probe that 360 degree of horizontal direction are completed using mechanical motion mode in the prior art
Topic.
In the description of this specification, particular features, structures, materials, or characteristics can be real in any one or more
Applying can be combined in any suitable manner in example or example.
Certainly, the present invention can also have other various embodiments, without deviating from the spirit and substance of the present invention,
Those skilled in the art can make various corresponding changes and modifications according to the present invention, but these change and modification are all
It should belong to scope of protection of the claims of the invention.
Claims (4)
1. a kind of multi-beam sonar basic matrix, which is characterized in that including electronic compartment shell, energy converter primitive, sonar shell, entrant sound cover
And O-ring seal；The electronic compartment is connect for placing electronic equipment with sonar housing seal；The transducer unit is to receive
The piezoceramic acoustic unit for sending out one, is mounted on sonar shell, for carrying out active probe or passive prison to submarine target
It surveys；The sonar shell is the structure that cylinder piece housing and Loadings On Hemispherical Shell combine, and is divided into several layers on cylinder piece housing, every layer contains
There are several energy converter primitive mounting holes；The electronic compartment shell and sonar shell are sealed by O-ring seal to be installed, entrant sound cover
It is sealed and is installed by O-ring seal with sonar shell, energy converter primitive and sonar shell are sealed by O-ring seal and installed.
2. multi-beam sonar basic matrix according to claim 1, which is characterized in that the sonar shell cylindrical section shell layer with
Energy converter primitive mounting hole between layer, which misplaces, to be laid, and the center between each adjacent two energy converter mounting hole is away from for energy converter primitive
The half wavelength of produced sound wave.
3. multi-beam sonar basic matrix according to claim 2, which is characterized in that further include sealing pressing screw and filling liquid
Body；Design has multiple oil-filled sealing holes on the sonar shell cylindrical section end face, by the oil-filled sealing hole to sonar shell
Liquid is filled between entrant sound cover, sealing pressing screw is reused and is screwed into oil-filled sealing hole, between sonar shell and entrant sound cover
Filling liquid pressurize, the filling liquid is entrant sound oil or other liquid.
4. multi-beam sonar basic matrix according to claim 3, which is characterized in that the oil-filled sealing hole is threaded hole and light
The integrated structure in hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711442980.0A CN109959915B (en) | 2017-12-26 | 2017-12-26 | Multi-beam sonar array |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711442980.0A CN109959915B (en) | 2017-12-26 | 2017-12-26 | Multi-beam sonar array |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109959915A true CN109959915A (en) | 2019-07-02 |
| CN109959915B CN109959915B (en) | 2023-12-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711442980.0A Active CN109959915B (en) | 2017-12-26 | 2017-12-26 | Multi-beam sonar array |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110703197A (en) * | 2019-11-08 | 2020-01-17 | 中国船舶科学研究中心（中国船舶重工集团公司第七0二研究所） | Lateral measurement type inverted ultrashort baseline transmitting-receiving transducer and working mode thereof |
| CN111220969A (en) * | 2019-10-28 | 2020-06-02 | 浙江优威科技有限公司 | Land networking training and performance testing integrated device of underwater communication sonar |
| CN112964897A (en) * | 2021-02-07 | 2021-06-15 | 中国科学院声学研究所东海研究站 | Doppler transducer array with asymmetric structure |
| CN113687339A (en) * | 2021-07-15 | 2021-11-23 | 中国船舶重工集团公司第七一五研究所 | Full-sea-depth working high-frequency arc-shaped transmitting array |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111220969A (en) * | 2019-10-28 | 2020-06-02 | 浙江优威科技有限公司 | Land networking training and performance testing integrated device of underwater communication sonar |
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| CN112964897A (en) * | 2021-02-07 | 2021-06-15 | 中国科学院声学研究所东海研究站 | Doppler transducer array with asymmetric structure |
| CN113687339A (en) * | 2021-07-15 | 2021-11-23 | 中国船舶重工集团公司第七一五研究所 | Full-sea-depth working high-frequency arc-shaped transmitting array |
| CN113687339B (en) * | 2021-07-15 | 2024-03-08 | 中国船舶重工集团公司第七一五研究所 | High-frequency arc-shaped emission matrix for full-sea deep work |
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| Publication number | Publication date |
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| CN109959915B (en) | 2023-12-12 |
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