CN202615781U - Special underwater sound transducer for deep-sea releaser - Google Patents
Special underwater sound transducer for deep-sea releaser Download PDFInfo
- Publication number
- CN202615781U CN202615781U CN 201220282836 CN201220282836U CN202615781U CN 202615781 U CN202615781 U CN 202615781U CN 201220282836 CN201220282836 CN 201220282836 CN 201220282836 U CN201220282836 U CN 201220282836U CN 202615781 U CN202615781 U CN 202615781U
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- China
- Prior art keywords
- seal closure
- deep
- piezoelectric ceramic
- sea
- mounting seat
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- Expired - Fee Related
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Abstract
The utility model discloses a special underwater sound transducer for a deep-sea releaser. The special underwater sound transducer comprises a sealing cover, a mounting pedestal, a piezoelectric ceramic ring, a filling medium and a sealing hoop, wherein the piezoelectric ceramic ring is arranged on the mounting pedestal, the sealing cover covers the piezoelectric ceramic ring, the filling medium is filled in the sealing cover, and the sealing hoop is clamped outside the sealing cover. Screw thread holes are arranged on a lower end of the mounting pedestal and are used for being connected with a pressure-resistant casing body of the deep-sea releaser, and an O-shaped ring is arranged on the lower part of the mounting pedestal to play a sealing role while being connected with the pressure-resistant casing body. The piezoelectric ceramic ring is arranged on the mounting pedestal, the sealing cover covers the piezoelectric ceramic ring, the filling medium in the sealing cover is castor oil, and the filling medium is filled in the interior gap of the sealing cover of the piezoelectric ceramic ring. By the adoption of the special underwater sound transducer for the deep-sea releaser, the piezoelectric ceramic ring is utilized to complete the signal transformation, the filling medium is used for balancing an inside pressure and an outside pressure so as to reach the purpose of resisting a high pressure, the maximum working depth of the transducer is 6000 meters, and the transducer has a broad application prospect in the fields of deep-sea releasers and acoustic communications.
Description
Technical field
The utility model relates to marine monitoring technology, particularly the underwater acoustic transducer of deep-sea acoustics release.
Technical background
In fields such as oceanographic engineering construction, scientific research of seas, widely apply underwater monitoring system to obtain the marine environmental monitoring data.Underwater monitoring system is accomplished after the long-continued monitoring task, reclaims through release.The acoustics release utilizes underwater acoustic transducer to accomplish the acoustoelectric signal conversion, drives release and the recovery that releasing mechanism is accomplished underwater monitoring system through control circuit.The encapsulating structure of existing underwater acoustic transducer can not satisfy deep-sea release requirement of withstand voltage, and the application of deep-sea release is affected.
Summary of the invention
The problem that exists to the underwater acoustic transducer of prior art; The utility model is released deep-sea release dedicated water acoustic transducer; Improve the underwater acoustic transducer encapsulating structure, the oiling preformed hole is arranged on the seal closure top, change preformed hole sealed pressure mode; Piezoelectric ceramic ring mounting seat and seal closure are by sealing clip chucking, seal closure and mounting seat.With the contact position that is installed in seal closure lower end and mounting seat, O type circle makes the sealing that is connected of mounting seat and pressure hull, thereby improves the withstand voltage properties of underwater acoustic transducer.
The related deep-sea release dedicated water acoustic transducer of the utility model is fixedly connected on the release pressure hull of deep-sea; Comprise seal closure, mounting seat, piezoelectric ceramic ring, filling medium, sealing clip; Piezoelectric ceramic ring places on the mounting seat; Seal closure covers on the piezoelectric ceramic ring outside, is full of the filling medium in the seal closure, and the sealing clip is stuck in the seal closure outside.
The piezoelectric ceramic ring profile is an annular, and material is a lead zirconate titanate, places on the mounting seat, and the outside is covered with seal closure.Be welded with lead-in wire on the piezoelectric ceramic ring, be connected with control circuit in the pressure hull through the connection lead in the mounting seat aperture.
The seal closure profile is cylindrical, rubber material, upper surface sealing, lower surface opening.Preformed hole is set in the middle of the seal closure upper surface, and the filling medium in the seal closure injects from preformed hole, has the sealing screw of stainless steel to be screwed in the preformed hole of seal closure.
Mounting seat is the cylinder bodily form, stainless steel, and the mounting seat upper end is connected with the seal closure lower surface.There is threaded hole the mounting seat lower end, is used for being connected with deep-sea release pressure hull.In the middle of the mounting seat two apertures are arranged, the connection lead is set in the aperture, epoxy sealing is provided with the aperture of lead.Circular groove is arranged at the mounting seat bottom, and O type circle is set in the groove, seals when being connected with pressure hull.
Filling medium in the seal closure is a castor oil, fills the seal closure internal voids that medium is full of built-in piezoelectric ceramic ring.
The sealing clip is installed in the contact position of seal closure lower end and mounting seat, chucking seal closure and mounting seat.
When the related deep-sea release dedicated water acoustic transducer of the utility model is worked; Piezoelectric ceramic ring in the seal closure produces resonant electrical signals after receiving voice signal; Electric signal is sent to the control circuit of deep-sea release through lead; After control circuit receives electric signal, will drive releasing mechanism and accomplish releasing action.
The related deep-sea release dedicated water acoustic transducer of the utility model utilizes piezoelectric ceramic ring to accomplish conversion of signals, utilizes the filling medium to accomplish inside and outside equilibrium and reaches high pressure resistant function, and frequency of operation is 7KHz~15KHz; 6000 meters of maximum operating water depths, receiving sensitivity for-the 185dB transmitting sensitivity is 135dB, directive property is near omnidirectional; AC impedance is about 3K; Energy conversion rate is high, is quick on the draw, and in deep-sea release and acoustics communication, has broad application prospects.
Description of drawings
Fig. 1 is a deep-sea release dedicated water sound transducer structure synoptic diagram.
Description of symbols among the figure:
1, sealing screw 2, preformed hole
3, fill medium 4, seal closure
5, piezoelectric ceramic ring 6, connection lead
7, mounting seat 8, sealing clip
9, O type circle 10, threaded hole
11, pressure hull 12, control circuit
13, releasing mechanism
Embodiment
Combine accompanying drawing that the technical scheme of the utility model is further specified at present.Fig. 1 has shown the concrete structure of the deep-sea release dedicated water acoustic transducer that the utility model relates to.As shown in the figure; Deep-sea release dedicated water acoustic transducer is fixedly connected on the deep-sea release pressure hull 11; Comprise seal closure 4, mounting seat 7, piezoelectric ceramic ring 5, fill medium 3, seal clip 8, piezoelectric ceramic ring 5 places on the mounting seat 7, and seal closure 4 covers on piezoelectric ceramic ring 5 outsides; Be full of in the seal closure 4 and fill medium 3, sealing clip 8 is stuck in the outside of seal closure 4.
The sealing of seal closure 4 upper surfaces, the lower surface opening.Preformed hole 2 is set in the middle of seal closure 4 upper surfaces, fills medium 3 and from preformed hole 2, inject, have the sealing screw of stainless steel to be screwed in the preformed hole 2 of seal closure 4.
Mounting seat 7 is the cylinder bodily form, and the upper end is connected with seal closure 4 lower surfaces, and there is threaded hole 10 lower end.In the middle of the mounting seat 7 two apertures are arranged, connection lead 6 is set in the aperture, epoxy sealing is provided with the aperture of lead.Circular groove is arranged at mounting seat 7 bottoms, and O type circle 9 is set in the groove, seals when being connected with pressure hull 11.
Piezoelectric ceramic ring 5 places on the mounting seat 7, and the outside is covered with seal closure 4.Piezoelectric ceramic ring 5 is connected with pressure hull 11 interior control circuits 12 through connecting lead 6.Control circuit 12 is connected with releasing mechanism 13.
Filling medium 3 in the seal closure 4 is a castor oil, fills the internal voids that medium 3 is full of the seal closure 4 of built-in piezoelectric ceramic ring 5.Sealing clip 8 is installed in the contact position of seal closure 4 lower ends and mounting seat 7, chucking seal closure 4 and mounting seat 7.
Claims (5)
1. deep-sea release dedicated water acoustic transducer; Be fixedly connected on the release pressure hull of deep-sea, it is characterized in that, comprise seal closure, mounting seat, piezoelectric ceramic ring, filling medium, sealing clip; Piezoelectric ceramic ring places on the mounting seat; Seal closure covers on the piezoelectric ceramic ring outside, is full of the filling medium in the seal closure, and the sealing clip is stuck in the seal closure outside; Preformed hole is set in the middle of the seal closure upper surface, and the filling medium in the seal closure injects from preformed hole, has the sealing screw of stainless steel to be screwed in the preformed hole of seal closure; Circular groove is arranged at the mounting seat bottom, and O type circle is set in the groove, seals when being used for being connected with pressure hull.
2. deep-sea according to claim 1 release dedicated water acoustic transducer, it is characterized in that: said seal closure profile is cylindrical, upper surface sealing, lower surface opening; Said mounting seat is a cylindrical structure, and the mounting seat upper end is connected with the seal closure lower surface.
3. deep-sea according to claim 1 release dedicated water acoustic transducer is characterized in that: in the middle of the said mounting seat two apertures are arranged, the connection lead is set in the aperture, epoxy sealing is provided with the aperture of lead; There is threaded hole the mounting seat lower end, is used for being connected with deep-sea release pressure hull.
4. deep-sea according to claim 1 release dedicated water acoustic transducer is characterized in that: the filling medium in the said seal closure is a castor oil, fills the seal closure internal voids that medium is full of built-in piezoelectric ceramic ring.
5. deep-sea according to claim 1 release dedicated water acoustic transducer, it is characterized in that: said sealing clip is installed in the contact position of seal closure lower end and mounting seat, chucking seal closure and mounting seat.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220282836 CN202615781U (en) | 2012-06-15 | 2012-06-15 | Special underwater sound transducer for deep-sea releaser |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220282836 CN202615781U (en) | 2012-06-15 | 2012-06-15 | Special underwater sound transducer for deep-sea releaser |
Publications (1)
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CN202615781U true CN202615781U (en) | 2012-12-19 |
Family
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CN 201220282836 Expired - Fee Related CN202615781U (en) | 2012-06-15 | 2012-06-15 | Special underwater sound transducer for deep-sea releaser |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103886856A (en) * | 2014-03-28 | 2014-06-25 | 海鹰企业集团有限责任公司 | Inward-concave Cymbal transducer |
CN109168106A (en) * | 2018-10-19 | 2019-01-08 | 海鹰企业集团有限责任公司 | A kind of underwater acoustic transducer with self sealing structure |
CN110356733A (en) * | 2019-08-27 | 2019-10-22 | 嘉兴中科声学科技有限公司 | Explosion-proof beacon and liquid storage tank |
RU196335U1 (en) * | 2019-10-07 | 2020-02-26 | Федеральное государственное бюджетное научное учреждение "Федеральный исследовательский центр Институт прикладной физики Российской академии наук" (ИПФ РАН) | LONG-BENDING HYDROACOUSTIC CONVERTER |
CN113351571A (en) * | 2021-05-31 | 2021-09-07 | 包头麦戈龙科技有限公司 | Drum-type ultrasonic cleaning device |
CN113783465A (en) * | 2021-08-25 | 2021-12-10 | 南京航空航天大学 | Piezoelectric driving deep sea release system and working method thereof |
RU219388U1 (en) * | 2023-03-06 | 2023-07-13 | федеральное государственное бюджетное образовательное учреждение высшего образования "Нижегородский государственный технический университет им. Р.Е. Алексеева" (НГТУ) | Low-frequency longitudinal-bending piezoceramic transducer with corrected resonance frequency |
-
2012
- 2012-06-15 CN CN 201220282836 patent/CN202615781U/en not_active Expired - Fee Related
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103886856A (en) * | 2014-03-28 | 2014-06-25 | 海鹰企业集团有限责任公司 | Inward-concave Cymbal transducer |
CN109168106A (en) * | 2018-10-19 | 2019-01-08 | 海鹰企业集团有限责任公司 | A kind of underwater acoustic transducer with self sealing structure |
CN110356733A (en) * | 2019-08-27 | 2019-10-22 | 嘉兴中科声学科技有限公司 | Explosion-proof beacon and liquid storage tank |
RU196335U1 (en) * | 2019-10-07 | 2020-02-26 | Федеральное государственное бюджетное научное учреждение "Федеральный исследовательский центр Институт прикладной физики Российской академии наук" (ИПФ РАН) | LONG-BENDING HYDROACOUSTIC CONVERTER |
CN113351571A (en) * | 2021-05-31 | 2021-09-07 | 包头麦戈龙科技有限公司 | Drum-type ultrasonic cleaning device |
CN113783465A (en) * | 2021-08-25 | 2021-12-10 | 南京航空航天大学 | Piezoelectric driving deep sea release system and working method thereof |
RU219388U1 (en) * | 2023-03-06 | 2023-07-13 | федеральное государственное бюджетное образовательное учреждение высшего образования "Нижегородский государственный технический университет им. Р.Е. Алексеева" (НГТУ) | Low-frequency longitudinal-bending piezoceramic transducer with corrected resonance frequency |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121219 Termination date: 20130615 |