CN108020828A - The mounting structure of the single primitive optical fiber vector hydrophone underwater acoustic detection system of miniaturization - Google Patents
The mounting structure of the single primitive optical fiber vector hydrophone underwater acoustic detection system of miniaturization Download PDFInfo
- Publication number
- CN108020828A CN108020828A CN201711450060.3A CN201711450060A CN108020828A CN 108020828 A CN108020828 A CN 108020828A CN 201711450060 A CN201711450060 A CN 201711450060A CN 108020828 A CN108020828 A CN 108020828A
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- optical fiber
- hydrophone
- plate
- base
- vector hydrophone
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- 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
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Abstract
The invention discloses a kind of mounting structure for minimizing single primitive optical fiber vector hydrophone underwater acoustic detection system, installation section and single primitive optical fiber vector hydrophone installation section are demodulated including photosignal, wherein photosignal demodulation installation section includes base, base cover plate, signal plate installing plate, installing plate pillar, light source, electronic compass, photosignal solution tuned plate, 8 core watertight electric connections, single primitive optical fiber vector hydrophone installation section includes optical fiber vector hydrophone, optical fiber scalar hydrophone, bottom plate, pillar, hanging post, tension spring, tension spring suspension member, optical fiber scalar hydrophone fixing piece, the excessively fine seal of optical fiber, kuppe.The mounting structure sealing protection of the present invention is strong, and the high pressure resistant antidetonation anti-current-rush of energy, detection performance is stablized, and works suitable for various single primitive optical fiber vector hydrophone underwater acoustic detection system long time stabilities under the complex environments such as seawater.
Description
Technical field
The invention belongs to Underwater Detection technical field, is related to a kind of mounting structure, specifically, it is single to be related to a kind of miniaturization
The mounting structure of primitive optical fiber vector hydrophone underwater acoustic detection system.
Background technology
Vector hydrophone is the important sensor in Underwater Detection field, can with space concurrent synchronously pickup sound field a little at
Acoustic pressure and particle velocity vector, can carry out sound source without fuzzy orientation using the acoustic pressure and particle velocity of acquisition in the total space,
And in limited sonar aperture, vector hydrophone arrays can obtain more preferable spatial gain, Acoustic Object detection is greatly improved
It is horizontal.
What vector hydrophone obtained is azimuth information of the underwater sound signal relative to its own, it is contemplated that integrated combat system
Need, it usually needs the relative orientation information is converted into azimuth information of the underwater sound signal relative to geodetic coordinates, is then utilized
The result of detection of different vector hydrophones carries out the Underwater acoustic signal processings such as Wave beam forming in array, could accurately obtain Acoustic Object
Orientation.Relative coordinate is converted into geodetic coordinates needs electronic compass to be monitored the posture of hydrophone.
In the unrestricted sonar system in space, vector hydrophone can rely on three pairs of mutually orthogonal elastomers symmetrical
It is suspended in a larger hanging frame, shortcoming is that vector hydrophone mounting structure is very big.Small scale platform is wet under water
It is interior in a limited space in the system that end arrangement space is limited, symmetrically hang mounting structure by three pairs of elastomers and be difficult to meet to answer
Use demand.
The content of the invention
It is an object of the invention to overcome defect existing in the prior art, there is provided one kind has easy for installation, shape ruler
The mounting structure of the single primitive optical fiber vector hydrophone underwater acoustic detection system of miniaturization that is very little small and being optimized to detection performance, should
Mounting structure is cylindrical-shaped structure, is listened by way of eight tension springs are symmetrically hung at hydrophone axial direction both ends with optical fiber vector water
Hanging frame connection on device, and electronic compass is installed to obtain the attitude information of optical fiber vector hydrophone in base, have
Effect solves the problems, such as the suspension of optical fiber vector hydrophone and attitude information acquisition in finite size.
Its technical solution is specific as follows：
A kind of mounting structure for minimizing single primitive optical fiber vector hydrophone underwater acoustic detection system, including photosignal demodulation
Installation section and single primitive optical fiber vector hydrophone installation section, wherein photosignal demodulation installation section include base 1, base
Cover board 9, signal plate installing plate 4, installing plate pillar 3, light source 2, electronic compass 5, photosignal solution tuned plate 6,8 core watertight electric connections
16, single primitive optical fiber vector hydrophone installation section include optical fiber vector hydrophone 18, optical fiber scalar hydrophone 17, bottom plate 12,
The excessively fine seal 15 of pillar 10, hanging post 11, tension spring 20, tension spring suspension member 14, optical fiber scalar hydrophone fixing piece 13, optical fiber,
Kuppe 19；The pillar 10 and hanging post 11 are installed on base 1, and optical fiber vector hydrophone 18 is fixed on by tension spring 20
On tension spring suspension member 14 on hanging post 11, optical fiber scalar hydrophone 17 is consolidated by optical fiber scalar hydrophone fixing piece 13 with screw
It is scheduled on bottom plate 12, bottom plate 12 is fixed on pillar 10 and hanging post 11 by nut, optical fiber scalar hydrophone 17 and optical fiber
The tail optical fiber of vector hydrophone 18 is screwed on base 1 by the excessively fine seal 15 of optical fiber, and 8 core watertight electric connections 16 are fixed
On base 1, light source 2 is fixed by screws on base 1, and installing plate pillar 3 is fixed on base 1, and electronic compass 5 passes through
7 frame of 5mm bakelites pad post is screwed on signal plate installing plate 4, and signal plate installing plate 4 is fixed by screws in installing plate branch
Photosignal demodulation plate 6 is screwed with 8 frame of 8mm copper posts on signal plate installing plate 4 on column 3, in base 1 between each several part
Circuit and light path connect, mind how you go line and be placed in base 1, base cover plate 9 is fixed by screws on base 1, base 1 with
Kuppe 19 is partly equipped between bottom plate 12.
Further, the optical fiber vector hydrophone 18 axial both ends respectively by way of 4 tension springs 20 are symmetrically hung it is oblique
It is pulled on hanging post 11, the appearance and size of whole system can be reduced, ensures vector hydrophone installation and three-dimensional shaft tropism more
Stablize.
Further, the base cover plate 9 and optical fiber 15 and 8 core watertight electric connection 16 of fine seal excessively are all with O-shaped close
Seal, can ensure the photosignal demodulation part of whole system has good watertightness and crushing resistance.
Beneficial effects of the present invention：
The mounting structure of the present invention uses aluminium alloy structure, has excellent high voltage performance and high stable environmental characteristics,
O-ring seal is fitted with seal, there is good watertightness and resistance to pressure.Optical fiber vector hydrophone is axially and symmetrically upper and lower
The mounting structure of oblique pull suspension can preferably ensure the attitude stability of vector hydrophone.In short, the mounting structure sealing protection
Property it is strong, can high pressure resistant antidetonation anti-current-rush, detection performance is stablized, suitable for various single primitive optical fiber vector hydrophone Underwater Detections
System long time stability under the complex environments such as seawater works, and is adapted to promote and apply.
Brief description of the drawings
Fig. 1 is the structural representation of the mounting structure of the single primitive optical fiber vector hydrophone underwater acoustic detection system of present invention miniaturization
Figure；
Fig. 2 is optical fiber vector hydrophone mounting structure schematic diagram；
Fig. 3 is optical fiber scalar hydrophone mounting structure schematic diagram；
Fig. 4 is single primitive optical fiber vector hydrophone part mounting structure schematic diagram；
Fig. 5 is photosignal demodulation part mounting structure schematic diagram；
Fig. 6 is that structure of the single primitive optical fiber vector hydrophone underwater acoustic detection system of miniaturization of the present invention after installation is complete is shown
It is intended to.
Embodiment
Technical scheme is described in more detail with reference to the accompanying drawings and detailed description.
With reference to Fig. 1, a kind of mounting structure for minimizing single primitive optical fiber vector hydrophone underwater acoustic detection system, it includes light
Electric signal demodulates installation section and single primitive optical fiber vector hydrophone installation section, and wherein photosignal demodulation installation section includes
Base 1, base cover plate 9, signal plate installing plate 4, installing plate pillar 3, light source 2, electronic compass 5, photosignal solution tuned plate 6,8 cores
Watertight electric connection 16, single primitive optical fiber vector hydrophone installation section include optical fiber vector hydrophone 18, optical fiber scalar hydrophone
17th, bottom plate 12, pillar 10, hanging post 11, tension spring 20, tension spring suspension member 14, optical fiber scalar hydrophone fixing piece 13, optical fiber are excessively fine
Seal 15, kuppe 19.
Referring to Fig. 2, Fig. 3, Fig. 4, first pillar 10 and hanging post 11 are installed on base 1, then with tension spring 20 by light
Fine vector hydrophone 18 is fixed on the tension spring suspension member 14 on hanging post 11, and optical fiber scalar hydrophone 17 is passed through optical fiber scalar
Hydrophone fixing piece 13 is screwed on bottom plate 12, and bottom plate 12 then is fixed on pillar 10 and hanging post 11 with nut
On, the tail optical fiber of optical fiber scalar hydrophone 17 and optical fiber vector hydrophone 18 is screwed by the excessively fine seal 15 of optical fiber
On base 1,8 core watertight electric connections 16 are fixed on base 1.
Referring to Fig. 5, light source 2 is screwed on base 1, installing plate pillar 3 is fixed on base 1, by electronics
Compass 5 is screwed with 7 frame of 5mm bakelites pad post on signal plate installing plate 4, then consolidates signal plate installing plate 4 with screw
It is scheduled on installing plate pillar 3, then photosignal solution tuned plate 6 is screwed with 8 frame of 8mm copper posts on signal plate installing plate 4,
Circuit between each several part in base 1 and light path are connected, line is minded how you go and is placed in base 1, base cover plate 9 is then used into spiral shell
Nail is fixed on base 1.
Referring to Fig. 6, finally kuppe 19 is got up base 1 and 12 center section of bottom plate cover.
The foregoing is only a preferred embodiment of the present invention, protection scope of the present invention not limited to this, any ripe
Those skilled in the art are known in the technical scope of present disclosure, the letter for the technical solution that can be become apparent to
Altered or equivalence replacement are each fallen within protection scope of the present invention.
Claims (3)
- A kind of 1. mounting structure for minimizing single primitive optical fiber vector hydrophone underwater acoustic detection system, it is characterised in that：Including light Electric signal demodulates installation section and single primitive optical fiber vector hydrophone installation section, and wherein photosignal demodulation installation section includes Base (1), base cover plate (9), signal plate installing plate (4), installing plate pillar (3), light source (2), electronic compass (5), optical telecommunications Number solution tuned plate (6), 8 core watertight electric connections (16), single primitive optical fiber vector hydrophone installation section includes optical fiber vector hydrophone (18), optical fiber scalar hydrophone (17), bottom plate (12), pillar (10), hanging post (11), tension spring (20), tension spring suspension member (14), The excessively fine seal (15) of optical fiber scalar hydrophone fixing piece (13), optical fiber, kuppe (19)；The pillar (10) and hanging post (11) it is installed on base (1), optical fiber vector hydrophone (18) is fixed on the tension spring on hanging post (11) by tension spring (20) On suspension member (14), optical fiber scalar hydrophone (17) is screwed in bottom plate (12) by optical fiber scalar hydrophone fixing piece (13) On, bottom plate (12) is fixed on pillar (10) and hanging post (11) by nut, optical fiber scalar hydrophone (17) and optical fiber arrow The tail optical fiber of amount hydrophone (18) is screwed on base (1) by the excessively fine seal (15) of optical fiber, 8 core watertight electric connections (16) it is fixed on base (1), light source (2) is fixed by screws on base (1), and installing plate pillar (3) is fixed on base (1) On, electronic compass (5) is screwed by 5mm bakelites pad post (7) frame on signal plate installing plate (4), signal plate installing plate (4) it is fixed by screws in photosignal demodulation plate (6) on installing plate pillar (3) and uses 8mm copper posts (8) frame in signal plate installing plate (4) it is screwed on, base cover plate (9) is fixed by screws on base (1), part between base (1) and bottom plate (12) Equipped with kuppe (19).
- 2. the mounting structure of the single primitive optical fiber vector hydrophone underwater acoustic detection system of miniaturization according to claim 1, its It is characterized in that：The optical fiber vector hydrophone (18) is in each oblique pull by way of 4 tension springs (20) are symmetrically hung in axial both ends On hanging post (11).
- 3. the mounting structure of the single primitive optical fiber vector hydrophone underwater acoustic detection system of miniaturization according to claim 1, its It is characterized in that：The base cover plate (9) and the excessively fine seal (15) of optical fiber and 8 core watertight electric connections (16) are all with O-shaped close Seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711450060.3A CN108020828A (en) | 2017-12-27 | 2017-12-27 | The mounting structure of the single primitive optical fiber vector hydrophone underwater acoustic detection system of miniaturization |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711450060.3A CN108020828A (en) | 2017-12-27 | 2017-12-27 | The mounting structure of the single primitive optical fiber vector hydrophone underwater acoustic detection system of miniaturization |
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| Publication Number | Publication Date |
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| CN108020828A true CN108020828A (en) | 2018-05-11 |
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| CN201711450060.3A Pending CN108020828A (en) | 2017-12-27 | 2017-12-27 | The mounting structure of the single primitive optical fiber vector hydrophone underwater acoustic detection system of miniaturization |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110515118A (en) * | 2019-09-25 | 2019-11-29 | 大连理工大学 | A kind of hydrophone water conservancy diversion closure assembly under deep-marine-environment |
| CN111142153A (en) * | 2020-01-13 | 2020-05-12 | 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） | Sound pressure hydrophone and vector hydrophone combined volume array |
| CN111158001A (en) * | 2018-11-07 | 2020-05-15 | 上海澜声电子科技有限公司 | Portable underwater positioning device |
| CN111537616A (en) * | 2020-04-02 | 2020-08-14 | 山东省科学院海洋仪器仪表研究所 | Method for evaluating performance of low-frequency or very-low-frequency combined vector hydrophone air guide sleeve |
| WO2020236251A1 (en) * | 2019-05-20 | 2020-11-26 | Raytheon Company | Sensor suspension system and associated deployment systems for underwater deployment of sensor array |
| CN115127660A (en) * | 2022-06-23 | 2022-09-30 | 哈尔滨工程大学 | Bottom-sitting type vector sensor for receiving underwater acoustic signals |
| CN115267889A (en) * | 2022-08-01 | 2022-11-01 | 北京神州普惠科技股份有限公司 | Petroleum exploration optical fiber detector |
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| US4193130A (en) * | 1978-09-07 | 1980-03-11 | The United States Of America As Represented By The Secretary Of The Navy | Fiber optic hydrophone for use as an underwater electroacoustic standard |
| CN2729667Y (en) * | 2004-09-14 | 2005-09-28 | 中国科学院西安光学精密机械研究所 | Interference type fibre-optical hydro phone |
| CN107202632A (en) * | 2017-06-09 | 2017-09-26 | 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） | Vector sensor unit for underwater surveillance net |
| CN207650390U (en) * | 2017-12-27 | 2018-07-24 | 长沙深之瞳信息科技有限公司 | The mounting structure of the single primitive optical fiber vector hydrophone underwater acoustic detection system of miniaturization |
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| US4013990A (en) * | 1975-06-30 | 1977-03-22 | The Bendix Corporation | Bellows caging mechanism for airborne hydrophone |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111158001A (en) * | 2018-11-07 | 2020-05-15 | 上海澜声电子科技有限公司 | Portable underwater positioning device |
| WO2020236251A1 (en) * | 2019-05-20 | 2020-11-26 | Raytheon Company | Sensor suspension system and associated deployment systems for underwater deployment of sensor array |
| US11341949B2 (en) | 2019-05-20 | 2022-05-24 | Raytheon Company | Sensor suspension system and associated deployment systems for underwater deployment of sensor array |
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| CN110515118A (en) * | 2019-09-25 | 2019-11-29 | 大连理工大学 | A kind of hydrophone water conservancy diversion closure assembly under deep-marine-environment |
| CN110515118B (en) * | 2019-09-25 | 2020-11-20 | 大连理工大学 | Hydrophone air guide sleeve device used in deep sea environment |
| CN111142153A (en) * | 2020-01-13 | 2020-05-12 | 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） | Sound pressure hydrophone and vector hydrophone combined volume array |
| CN111142153B (en) * | 2020-01-13 | 2022-02-18 | 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） | Sound pressure hydrophone and vector hydrophone combined volume array |
| CN111537616A (en) * | 2020-04-02 | 2020-08-14 | 山东省科学院海洋仪器仪表研究所 | Method for evaluating performance of low-frequency or very-low-frequency combined vector hydrophone air guide sleeve |
| CN111537616B (en) * | 2020-04-02 | 2022-09-06 | 山东省科学院海洋仪器仪表研究所 | Method for evaluating performance of low-frequency or very-low-frequency combined vector hydrophone air guide sleeve |
| CN115127660A (en) * | 2022-06-23 | 2022-09-30 | 哈尔滨工程大学 | Bottom-sitting type vector sensor for receiving underwater acoustic signals |
| CN115267889A (en) * | 2022-08-01 | 2022-11-01 | 北京神州普惠科技股份有限公司 | Petroleum exploration optical fiber detector |
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