CN106291840B - Bendable watertight connector and its assembly method for towed sonar system - Google Patents
Bendable watertight connector and its assembly method for towed sonar system Download PDFInfo
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- CN106291840B CN106291840B CN201610919689.7A CN201610919689A CN106291840B CN 106291840 B CN106291840 B CN 106291840B CN 201610919689 A CN201610919689 A CN 201610919689A CN 106291840 B CN106291840 B CN 106291840B
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- Prior art keywords
- seal box
- metal bellows
- watertight connector
- box
- sealing
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4415—Cables for special applications
- G02B6/4427—Pressure resistant cables, e.g. undersea cables
- G02B6/4428—Penetrator systems in pressure-resistant devices
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4251—Sealed packages
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4439—Auxiliary devices
- G02B6/444—Systems or boxes with surplus lengths
- G02B6/4441—Boxes
- G02B6/4442—Cap coupling boxes
- G02B6/4444—Seals
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4439—Auxiliary devices
- G02B6/4471—Terminating devices ; Cable clamps
- G02B6/44775—Cable seals e.g. feed-through
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Coupling Of Light Guides (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
- Cable Accessories (AREA)
Abstract
The invention discloses a kind of bendable watertight connector and its assembly method for towed sonar system.Designed using three sections, connected between two adjacent sections using universal joint, form tensile structure and 360 ° of warp architectures；The main cable that transmission cable needs to connect with acoustic array is respectively by tapered connection and stifled core, metal bellows is then passed through to enter in seal box, metal bellows is sealed with tapered connection, stifled core and seal box using structure sealant, forms the internal layer sealing structure of watertight connector；For seal box with sealing box cover using sealing, optical fiber and fusion point to connection carry out sealing protection；Watertight connector outermost layer is inserted in flexible PU pipes, and flexible PU pipes are sealed with blocking up core, tapered connection by withholding latch closure swaging into outer layer, meet the free bend of watertight connector.The entire outer diameter of watertight connector is not more than sensing cable outside diameter, can meet the requirement such as winch folding and unfolding, disk cable.The watertight connector has the advantages that bending diameter is small, outside diameter is small, sealed reliable.
Description
Technical field
The present invention relates to a kind of connector, is connected more particularly to a kind of bendable watertight for towed sonar system
Device.The invention further relates to the assembly method of the bendable watertight connector for being used for towed sonar system.
Background technology
Sharp weapon of the full light towed sonar system as a new generation's Ocean target detection, mainly by Photoelectric Signal Processing equipment,
Comprehensive System for Underwater Acoustic Signals processing equipment, winch retractable equipment, towing cable and acoustic array composition.Towing cable and acoustic array pattern length generally by
Hundreds of meters are differed to one, two kms, during work by winch by cable into the water, pulled and advanced by naval vessel afterbody, detection operations
Finish and withdrawn by winch.Winch is limited be subject to the installation space of naval vessel, submarine, and the roller outside diameter of folding and unfolding cable cannot be too big, diameter
Generally within 1 meter, some even require to be not more than 0.6 meter.Need to be connected by watertight connector between towing cable and acoustic array
Connecing, watertight connector is too long, can not be just bonded with roller, but due to watertight connector structural function, traditional rigidity
Watertight connector generally requires diameter of cylinder to be not less than 0.8 meter, and at this moment the advantage of bendable watertight connector is just brought into play
, it can not only meet structural function, moreover it is possible to drop to winch drum diameter within 0.5 meter.
The content of the invention
First technical problem to be solved by this invention is to provide a kind of outside diameter and is not more than acoustic array outside diameter；Meet transmission
The linkage function of cable and acoustic array, meets that minimum bend diameter is not more than 0.5 meter of requirement, while can meet stretching, bending, side
Pressure request and sealed reliable, the bendable watertight connector for towed sonar system of seawater corrosion resistance.
Second technical problem to be solved by this invention is to provide the bendable watertight for being used for towed sonar system
The assembly method of connector.
In order to solve above-mentioned first technical problem, provided by the present invention for the bendable watertight of towed sonar system
Connector, point three section designs, is connected, double sealing structure using universal joint, sealing box cover is sealedly connected with seal box, received fine
Box is installed in the seal box, and one end of the seal box is connected using the first universal joint with tapered connection, described
The other end of seal box be connected using the second universal joint with stifled core, the first metal bellows is using being sealedly connected on the cone
Between shape connector and the seal box, the second metal bellows, which uses, is sealedly connected on the stifled core and the sealing
Between box, transmission cable be connected through the tapered connection, the first metal bellows and seal box with the receipts fibre box and
The stifled core, the second metal are passed through using sealing installation, main cable between the transmission cable and the tapered connection
Bellows and seal box and the fine box of the receipts connect and between the transmission cable and the stifled core using sealing installation, soft
Property PU pipe sleeves are on the tapered connection, seal box and stifled core and one end of the flexible PU pipes is withheld using first
Ring (13) is fixedly mounted on the tapered connection, the other end of the flexible PU pipes withholds ring using second and fixes peace
On the stifled core.
The transmission cable is fixedly mounted on tapered connection using fixing nut and packing ring and uses first structure close
Sealing seals.
The main cable is sealingly mounted at using optical fiber mouth on the stifled core.
One end of first metal bellows is connected using first structure fluid sealant and the tapered connection sealing
Connect, the other end of first metal bellows is using the first location nut and the second structure sealant and the seal box
It is tightly connected.
One end of second metal bellows is tightly connected using the 3rd structure sealant and the stifled core, described
The other end of the second metal bellows connected using the second location nut and the 4th structure sealant and the seal box sealing
Connect.
It is tightly connected between the seal box and the sealing box cover using sealing ring.
Entire outer diameter is not more than sensing cable outside diameter, meets winch folding and unfolding, disk cable requirement.
In order to solve above-mentioned second technical problem, provided by the present invention for the bendable watertight of towed sonar system
The assembly method of connector, installation step are as follows：Cable and tapered coupling fixing seal are transmitted, reserves bare fibre, bare fibre is worn
The first metal bellows is crossed, the first metal bellows is inserted into tapered connection, puts full first structure fluid sealant；By acoustic array
Interior main cable passes through stifled core, and the stifled in-core of the second metal bellows insertion, expires the 3rd structure sealant with sampling point；By ready-made cone
Shape structural member, stifled core are connected by the first universal joint and the second universal joint respectively with seal box, the first metal bellows of both sides
Seal box is inserted into respectively with the second metal bellows puts the second structure sealant and the sealing of the 4th structure sealant respectively；By optical fiber
Welding is simultaneously received into fine box and will receive fine box in seal box；Sealing box cover is covered, passes through sealing ring fitted seal；From
Flexible PU pipes are inserted in transmission cable side, and one end of flexible PU pipes withholds ring using first and is fixedly mounted on tapered connection, is soft
Property PU pipes the other end withhold ring using second and be fixedly mounted on stifled core, the bendable watertight for towed sonar system connects
Device assembling is connect to complete.
Using the bendable watertight connector and its assembly method for towed sonar system of above-mentioned technical proposal, divide
Three section designs, are connected, double sealing structure using universal joint, transmit cable and main cable is each passed through tapered connection and stifled core,
The first metal bellows and the second metal bellows are each passed through again, and sealing structure is formed by a structure sealant；Seal box,
Sealing box cover and sealing ring combine to form inner seal chamber, are coiled in after fused fiber splice in the fine box of receipts；Flexible PU pipes connect with taper
Fitting and stifled core are by withholding latch closure swaging into outer layer sealing structure.
Tapered connection, seal box and stifled core connect to form 360 ° of bendable structures by universal joint, can reduce overall water
The bending radius of close connector, while bear axial tension.
Transmission cable and main cable are each passed through tapered connection and stifled core, are then passed through metal bellows and enter in seal box,
Metal bellows is fixed by a structure sealant and tapered connection, stifled core and seal box, forms sealing structure.
Metal bellows has good flexibility, can the bending of 360 ° of orientation, and be hardly damaged.
Receive the storage that fine box is used for transmission cable and slack and fusion point after main cable welding, seal box and sealing box cover
Combine to form annular seal space by sealing ring, sealing protection is carried out to receiving fine box and internal bare fibre.
Watertight connector outermost layer is inserted in flexible PU pipes, and flexible PU pipes are with blocking up core, tapered connection by withholding latch closure pressure
Outer layer sealing is formed, flexible PU pipes are flexible material, can meet the free bend of watertight connector.
The entire outer diameter of watertight connector is not more than sensing cable outside diameter, can meet the requirement such as winch folding and unfolding, disk cable.
The present invention has following significant advantage relative to traditional watertight connector：
1) watertight connector bending diameter is not more than 0.5 meter, and perfect in shape and function；
2) watertight connector outside diameter is not more than acoustic array outside diameter, meets the folding and unfolding requirement of winch；
3) watertight connector is designed using double sealing structure, and sealing is more reliable.
The outside diameter of the present invention cannot be more than acoustic array outside diameter；Meet the linkage function of transmission cable and acoustic array, including transmission
The storage sealing protection of being fixedly connected of cable and acoustic array, slack and fusion point；Meet that minimum bend diameter is not more than 0.5
The requirement of rice；There is certain mechanical property at the same time, can meet to stretch, bend, side pressure etc. requires；Also require sealed reliable, resistance to
Seawater corrosion.The present invention is used for the transmission cable and acoustic array for connecting towed sonar system.
In conclusion the present invention, which is a kind of outside diameter, is not more than acoustic array outside diameter；Meet the connection work(of transmission cable and acoustic array
Can, meet that minimum bend diameter is not more than 0.5 meter of requirement, while can meet to stretch, bend, side pressure requirement and sealed reliable,
The bendable watertight connector for towed sonar system of seawater corrosion resistance.
Brief description of the drawings
Fig. 1 is the sectional view of the present invention.
Fig. 2 is the outside drawing that the present invention removes flexible PU pipes.
Embodiment
The invention will be further described below in conjunction with the accompanying drawings.
As depicted in figs. 1 and 2, provided by the present invention for the bendable watertight connector of towed sonar system, three are divided
Section design, is connected, double sealing structure using universal joint, and sealing box cover 8 is sealedly connected with seal box 16, is received fine box 15 and is installed
In seal box 16, one end of seal box 16 is connected using the first universal joint 20 with tapered connection 3, the other end of seal box 16
It is connected using the second universal joint 21 with stifled core 12, the first metal bellows 5 uses and is sealedly connected on tapered connection 3 and seal box
Between 16, using being sealedly connected between stifled core 12 and seal box 16, transmission cable 19 connects the second metal bellows 51 through taper
Fitting 3, the first metal bellows 5 and seal box 16 and the fine box 15 of receipts are connected and transmitted and used between cable 19 and tapered connection 3
Sealing installation, main cable 11 pass through stifled core 12, the second metal bellows 51 and seal box 16 to be connected with the fine box 15 of receipts and transmit cable
Using sealing installation between 19 and stifled core 12, flexible PU pipes 6 are sleeved on tapered connection 3, seal box 16 and stifled core 12 and soft
Property PU pipes 6 one end withhold that ring 13 is fixedly mounted on tapered connection 3, the other end of flexibility PU pipes 6 is using the using first
Two, which withhold ring 131, is fixedly mounted on stifled core 12.
Specifically, cable 19 is transmitted to be fixedly mounted on tapered connection 3 using fixing nut 1 and packing ring 2 and using first
Structure sealant 4 seals.
Specifically, main cable 11 is sealingly mounted on stifled core 12 using optical fiber mouth 10.
Specifically, one end of the first metal bellows 5 is tightly connected using first structure fluid sealant 4 with tapered connection 3,
The other end of first metal bellows 5 is tightly connected using the first location nut 14 and the second structure sealant 7 with seal box 16.
Specifically, one end of the second metal bellows 51 is tightly connected using the 3rd structure sealant 71 with stifled core 12, the
The other end of two metal bellows 51 is connected using the second location nut 141 and the 4th structure sealant 72 with the sealing of seal box 16
Connect.
Specifically, it is tightly connected between seal box 16 and sealing box cover 8 using sealing ring 9.
Specifically, the entire outer diameter for the bendable watertight connector of towed sonar system is not more than outside sensing cable
Footpath, meets winch folding and unfolding, disk cable requirement.
As depicted in figs. 1 and 2, the installation step for the bendable watertight connector of towed sonar system is as follows：Pass
Defeated cable 19 and 3 fixing seal of tapered coupling, reserve bare fibre, bare fibre passes through the first metal bellows 5, by the first metal wave
Line pipe 5 is inserted into tapered connection 3, puts full first structure fluid sealant 4；Main cable 11 in acoustic array is passed through into stifled core 12, the
In the stifled core 12 of two metal bellows 51 insertion, expire the 3rd structure sealant 71 with sampling point；By ready-made tapering structural member 3, stifled core
12 are connected by the first universal joint 20 and the second universal joint 21 respectively with seal box 16, the first metal bellows 5 of both sides and
Two metal bellows 51 are inserted into that seal box 16 puts the second structure sealant 7 respectively and the 4th structure sealant 72 seals respectively；Will
Fused fiber splice is simultaneously received into fine box 15 and will receive fine box 15 in seal box 16；Sealing box cover 8 is covered, passes through sealing ring
9 fitted seals；Flexible PU pipes 6 are inserted in from 19 side of transmission cable, one end of flexible PU pipes 6 is withheld ring 13 using first and is fixedly mounted
On tapered connection 3, the other end of flexibility PU pipes 6 withhold ring 131 using second and be fixedly mounted on stifled core 12, for pulling
The bendable watertight connector assembling of Sonar system is completed.
This bendable watertight connector not only meets traditional watertight connector various functions, and emphasis is its maximum deflection
Diameter is not more than 0.5 meter, solves the problems, such as that winch is oversized, its diameter is not more than acoustic array diameter, and using dual close
The mode of envelope, sealed reliable.
Claims (8)
1. a kind of bendable watertight connector for towed sonar system, it is characterized in that：Seal box is tightly connected on (16)
There is a sealing box cover (8), receive fine box (15) and be installed in the seal box (16), one end of the seal box (16) is using the
One universal joint (20) is connected with tapered connection (3), the other end of the seal box (16) using the second universal joint (21) with
Stifled core (12) connection, the first metal bellows (5), which uses, is sealedly connected on the tapered connection (3) and the seal box
(16) between, the second metal bellows (51) using be sealedly connected on the stifled core (12) and the seal box (16) it
Between, transmission cable (19) passes through the tapered connection (3), the first metal bellows (5) and seal box (16) and the receipts
Fine box (15) connects and between the transmission cable (19) and the tapered connection (3) using sealing installation, main cable
(11) be connected with the receipts fibre box (15) through the stifled core (12), the second metal bellows (51) and seal box (16) and
The taper is sleeved on using sealing installation, flexible PU pipes (6) between the transmission cable (19) and the stifled core (12)
On connector (3), seal box (16) and stifled core (12) and the flexible PU pipe (6) one end using first withhold ring (13) consolidate
Dingan County is on the tapered connection (3), the other end of flexible PU pipes (6) withholds ring (131) admittedly using second
Dingan County is on the stifled core (12).
2. the bendable watertight connector according to claim 1 for towed sonar system, it is characterized in that：Described
Transmission cable (19) is fixedly mounted on tapered connection (3) using fixing nut (1) and packing ring (2) and is sealed using first structure
Glue (4) seals.
3. the bendable watertight connector according to claim 1 or 2 for towed sonar system, it is characterized in that：Institute
The main cable (11) stated is sealingly mounted at using optical fiber mouth (10) on the stifled core (12).
4. the bendable watertight connector according to claim 1 or 2 for towed sonar system, it is characterized in that：Institute
The one end for the first metal bellows (5) stated is connected using first structure fluid sealant (4) and tapered connection (3) sealing
Connect, the other end of first metal bellows (5) uses the first location nut (14) and the second structure sealant (7) and institute
The seal box (16) stated is tightly connected.
5. the bendable watertight connector according to claim 1 or 2 for towed sonar system, it is characterized in that：Institute
The one end for the second metal bellows (51) stated is tightly connected using the 3rd structure sealant (71) and the stifled core (12), institute
The other end for the second metal bellows (51) stated using the second location nut (141) and the 4th structure sealant (72) with it is described
Seal box (16) be tightly connected.
6. the bendable watertight connector according to claim 1 or 2 for towed sonar system, it is characterized in that：Institute
It is tightly connected between the seal box (16) and the sealing box cover (8) stated using sealing ring (9).
7. the bendable watertight connector according to claim 1 or 2 for towed sonar system, it is characterized in that：It is whole
External footpath is not more than sensing cable outside diameter.
8. the method for the bendable watertight connector for towed sonar system described in claim 1 is assembled, it is characterized in that：
Installation step is as follows：Cable and tapered connection fixing seal are transmitted, reserves bare fibre, bare fibre passes through the first metal bellows,
First metal bellows is inserted into tapered connection, puts full first structure fluid sealant；Main cable in acoustic array is passed through stifled
Core, the stifled in-core of the second metal bellows insertion, expires the 3rd structure sealant with sampling point；By ready-made tapered connection, stifled core with
Seal box is connected by the first universal joint and the second universal joint respectively, the first metal bellows and the second metal bellows of both sides
Insertion seal box puts the second structure sealant and the sealing of the 4th structure sealant respectively respectively；By fused fiber splice and it is received into fibre
Box simultaneously will receive fine box in seal box；Sealing box cover is covered, passes through sealing ring fitted seal；It is inserted in from transmission cable side soft
Property PU pipes, one end of flexible PU pipes withholds that ring is fixedly mounted on tapered connection, the other end of flexibility PU pipes is adopted using first
Ring is withheld with second to be fixedly mounted on stifled core, the bendable watertight connector for towed sonar system, which assembles, to be completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610919689.7A CN106291840B (en) | 2016-10-21 | 2016-10-21 | Bendable watertight connector and its assembly method for towed sonar system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610919689.7A CN106291840B (en) | 2016-10-21 | 2016-10-21 | Bendable watertight connector and its assembly method for towed sonar system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106291840A CN106291840A (en) | 2017-01-04 |
| CN106291840B true CN106291840B (en) | 2018-04-17 |
Family
ID=57719156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610919689.7A Active CN106291840B (en) | 2016-10-21 | 2016-10-21 | Bendable watertight connector and its assembly method for towed sonar system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106291840B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107643567B (en) * | 2017-11-08 | 2023-05-09 | 长沙湘计海盾科技有限公司 | Plugging core fiber-passing sealing structure of watertight connector and sealing assembly method |
| CN112421285B (en) * | 2019-03-22 | 2022-01-21 | 贵州航天电器股份有限公司 | Bearing watertight connector |
| CN111679374A (en) * | 2020-06-12 | 2020-09-18 | 苏州光卓通信技术有限公司 | Bendable refraction fiber connector |
| CN114035290B (en) * | 2021-11-12 | 2023-09-05 | 中国船舶重工集团公司第七一五研究所 | Assembly method of single-mode fiber towing cable connector |
| CN117438986B (en) * | 2023-12-20 | 2024-03-26 | 江苏亨通华海科技股份有限公司 | Flexible submarine cable protection device with flexible joint for submarine cable dragging |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4606603A (en) * | 1983-04-07 | 1986-08-19 | Lockheed Corporation | Underwater connector including integral bladder and seal with a set of constricting means |
| IT1184648B (en) * | 1985-06-26 | 1987-10-28 | Pirelli Cavi Spa | SUBMARINE LINE FOR TELECOMMUNICATIONS IN FIRBRE OPTICS |
| US6028974A (en) * | 1998-08-10 | 2000-02-22 | Alcatel | Seal for underwater cable joint |
| FR2963686B1 (en) * | 2010-08-03 | 2013-05-17 | Carrier Kheops Bac | SUBMARINE OPTICAL CONNECTOR |
| CN203595840U (en) * | 2013-09-30 | 2014-05-14 | 3M创新有限公司 | Sealing device and cable joint box provided with the same |
| CN203645289U (en) * | 2013-12-10 | 2014-06-11 | 中国船舶重工集团公司七五○试验场 | Watertight joint used for underwater cable butt joint |
| CN204188842U (en) * | 2014-10-14 | 2015-03-04 | 长城信息产业股份有限公司 | A kind of coupling arrangement transmitting cable and sensing cable |
-
2016
- 2016-10-21 CN CN201610919689.7A patent/CN106291840B/en active Active
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|---|---|
| CN106291840A (en) | 2017-01-04 |
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Address after: 410100 5 East three road, Changsha economic and Technological Development Zone, Changsha, Hunan Co-patentee after: Hunan the Great Wall Hai Dun Optical Fiber Technology Co., Ltd. Patentee after: Changsha HCC HIDEN Technology Co., Ltd. Address before: 410100 5 East three road, Changsha economic and Technological Development Zone, Changsha, Hunan Co-patentee before: Hunan Haidun Optical Fiber Sensing Technology Engineering Laboratory Co., Ltd. Patentee before: Changsha HCC HIDEN Technology Co., Ltd. |
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Effective date of registration: 20190415 Address after: 410100 Zhongdian Software Building A076, 39 Jianshan Road, Changsha High-tech Development Zone, Changsha City, Hunan Province Patentee after: Hunan the Great Wall Hai Dun Optical Fiber Technology Co., Ltd. Address before: 410100 5 East three road, Changsha economic and Technological Development Zone, Changsha, Hunan Co-patentee before: Hunan the Great Wall Hai Dun Optical Fiber Technology Co., Ltd. Patentee before: Changsha HCC HIDEN Technology Co., Ltd. |