CN110542963A - Flexible optical relay array - Google Patents
Flexible optical relay array Download PDFInfo
- Publication number
- CN110542963A CN110542963A CN201910707696.4A CN201910707696A CN110542963A CN 110542963 A CN110542963 A CN 110542963A CN 201910707696 A CN201910707696 A CN 201910707696A CN 110542963 A CN110542963 A CN 110542963A
- Authority
- CN
- China
- Prior art keywords
- optical
- watertight
- flexible
- cable
- array
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 125
- 230000003321 amplification Effects 0.000 claims abstract description 47
- 238000003199 nucleic acid amplification method Methods 0.000 claims abstract description 47
- 239000002184 metal Substances 0.000 claims abstract description 23
- 238000004891 communication Methods 0.000 claims abstract description 21
- 239000013307 optical fiber Substances 0.000 claims abstract description 17
- 230000005540 biological transmission Effects 0.000 claims abstract description 14
- 238000010276 construction Methods 0.000 claims abstract description 10
- 239000002131 composite material Substances 0.000 claims abstract description 7
- 238000005452 bending Methods 0.000 claims description 21
- 230000001681 protective effect Effects 0.000 claims description 13
- 238000000926 separation method Methods 0.000 claims description 11
- 238000009413 insulation Methods 0.000 claims description 7
- 238000005457 optimization Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 4
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000003247 decreasing effect Effects 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 3
- 230000003993 interaction Effects 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000009941 weaving Methods 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims description 2
- 238000005260 corrosion Methods 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims 1
- 210000001503 joint Anatomy 0.000 abstract description 6
- 238000005516 engineering process Methods 0.000 abstract description 2
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 230000017525 heat dissipation Effects 0.000 description 4
- 239000000835 fiber Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
-
- 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
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
- G02B6/44384—Means specially adapted for strengthening or protecting the cables the means comprising water blocking or hydrophobic materials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/14—Submarine cables
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/22—Metal wires or tapes, e.g. made of steel
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/29—Repeaters
- H04B10/291—Repeaters in which processing or amplification is carried out without conversion of the main signal from optical form
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Optical Communication System (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Abstract
The invention discloses a flexible optical relay array which mainly comprises a watertight connection box, an armored metal layer, a flexible array section and a power supply module, wherein the watertight connection box is positioned at the head side and the tail side of the flexible array section, one end of the watertight connection box is in watertight butt joint with the flexible array section through a watertight connector, the other end of the watertight connection box is in butt joint with a composite submarine optical cable to realize deep-sea high-pressure watertight, the armored metal layer wraps the flexible array section, and the power supply module is installed in the watertight connection box. The invention adopts the design of an optical relay flexible structure, increases the amplification logarithm in a mode of arranging the amplification modules in the array axial direction, can accommodate dozens to hundreds of amplification modules, can realize the effective amplification of optical signals, can increase the optical fiber logarithm to meet the requirement of large-capacity transmission, does not increase the offshore construction difficulty, and is a key technology for popularization and application in the fields of undersea optical communication and optical fiber sensing systems at present.
Description
Technical Field
the invention relates to the field of optical relays, in particular to a flexible optical relay array.
Background
Optical signals need to be transmitted over long distances of hundreds of kilometers in undersea optical fiber cables, the signal strength thereof is attenuated as the length of the optical fiber cable increases, and the signal transmission quality is degraded. In order to overcome the characteristic, an optical relay is added in a large-capacity and long-distance optical fiber transmission system at a certain distance for optical power compensation, so that an optical signal with high signal-to-noise ratio is provided for a shore base station, and the optical relay is the most important underwater active part in the long-distance transmission system. Because the submarine cable needs to pass through a cable laying machine or a plough burying machine during construction, the outer diameters of the cable, a connection box or a relay box are generally not more than 220mm, currently, in the field of optical communication, an optical relay generally increases the number of amplifiers in a mode of stacking the number of amplifiers inside the relay box, and because the relay box is limited by the outer diameter and the bending radius, the outer diameter size and the axial length of the optical relay limit the amplification logarithm of optical fibers, the amplification logarithm of the optical relay generally does not exceed 8 fiber pairs. In the field of optical fiber sensing, with the continuous expansion of the scale of an optical fiber hydrophone array, the number of elements rises from hundreds to thousands, the transmission distance is gradually expanded to hundreds of kilometers, 8 optical fiber pairs for optical relay amplification cannot meet the large-scale multiplexing requirement of an optical fiber hydrophone system, the shortage of amplification logarithm can be solved to a certain extent if two or a plurality of optical relays are connected in series at a certain distance, the system cost and the construction difficulty are greatly increased, and when the requirement of amplification logarithm rises to a certain amount, such as tens of optical fiber pairs, the problem cannot be fundamentally solved by a repeater series connection method.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide a flexible optical relay array.
The invention aims to provide a flexible optical relay array which is completed by the following technical scheme: the flexible optical relay array mainly comprises a watertight connection box, an armored metal layer, a flexible array section and a power supply module, wherein the watertight connection box is located at the head and tail sides of the flexible array section, one end of the watertight connection box is in watertight butt joint with the flexible array section through a watertight connector, the other end of the watertight connection box is in butt joint with a composite submarine optical cable to achieve deep-sea high-pressure watertight, the armored metal layer wraps the flexible array section, and the power supply module is installed in the watertight connection box.
The watertight connection box mainly comprises a cavity, a bending limiter, a photoelectric separation/combination beam cavity and a communication control module, wherein the cavity is of a main structure, the bending limiter is rigidly connected to two ends of the cavity, the photoelectric separation/combination beam cavity is fixed at a head input part and a tail output part inside the cavity, photoelectric separation at the head end of the optical relay array and photoelectric combination beam at the tail end of the optical relay array are respectively realized, the watertight connection box has a better insulation function, the communication control module is also fixed inside the cavity and is powered by a power supply module, the wavelength of the communication control module is multiplexed with the wavelength of the transmission wavelength of the optical relay system, optical relay information data is decoded and encoded, and remote interaction with a shore base station is realized.
The power supply module is tightly attached to the inner wall of the cavity through the elastic structure design, the power supply module is selectively placed in the watertight connection box on one side of the head of the optical relay array and on the two sides of the head and the tail of the optical relay array, and the power supply module converts high voltage electricity in the sea optical cable into low voltage.
The power supply modules are arranged in the flexible array section in a blocking and axial mode after miniaturization.
The bending limiters are two cones with hollow cylinders inside, and the inner diameters of the bending limiters are respectively matched with the outer diameters of the flexible array section and the photoelectric composite cable.
The flexible array section mainly comprises watertight connectors, a protective sleeve, amplification modules, a supporting framework, optical components and flexible glue, the watertight connectors are positioned at two ends of the protective sleeve, an optical cable and a cable outlet are respectively arranged in the middle of the protective sleeve, the watertight connectors are used for connecting cables in a watertight connection box and the flexible array section, the amplification modules, the supporting framework and the optical components are axially arranged in the flexible array section and achieve optimization and performance optimization of optical and cable routing in a certain mode, the supporting framework is a metal cylinder, a plurality of through holes are axially formed for the optical cable and the cable to run, the supporting framework is fixed between the amplification modules to increase the compression resistance and bending limiting performance of the flexible array section, the number of the supporting frameworks between the amplification modules is increased and decreased according to the actual effect, the amplification modules and the optical components realize an optical relay amplification unit, and internal optical signals are connected through watertight multi-core optical cables, the electric signal is communicated with the communication control module through a twisted pair, and the optical relay amplifying units are connected with the high-insulation high-voltage cable through the watertight multi-core optical cable.
The protective sleeve is a flexible rubber sleeve and forms a sealing tube with the watertight connector, soft rubber is filled in the protective sleeve, and the protective sleeve is long enough to be placed one by one and a plurality of amplifying modules.
The external part of the amplification module is a high-pressure-resistant metal cylindrical shell, a plurality of optical amplifiers are arranged in an internal sealed cavity to amplify optical signals with low noise so as to compensate transmission loss of a link, optical cables and cable outgoing lines are arranged at two ends of the amplification module and used for being connected with the next amplification module, and the amplification modules are connected with the communication control module in a parallel connection mode.
The optical assembly is a high-pressure-resistant metal cylindrical shell, a plurality of passive optical coupling devices are placed in an internal sealed cavity to couple back scattering light of an uplink to a downlink so as to realize remote relay optical cable detection of the shore base station, optical cable optical fibers are arranged at two ends of the optical assembly and are respectively connected with the amplification module and the transmission optical cable, and the number of the optical assemblies is determined according to the number of the amplification modules.
The armored metal layer is formed by weaving anti-corrosion metal materials with certain flexibility, and the outer diameter of the armored metal layer is not larger than 100mm so as to meet the construction requirements of the offshore marine optical cable.
The invention has the beneficial effects that: the invention adopts the design of an optical relay flexible structure, increases the amplification number by arranging the amplification modules in the axial direction of the array, can accommodate up to dozens (typical 24 fiber pairs) to hundreds of amplification modules, can realize the effective amplification of optical signals, can increase the number of optical fiber pairs to meet the requirement of large-capacity transmission, does not increase the offshore construction difficulty, and is a key technology for popularization and application in the fields of submarine optical communication and optical fiber sensing systems at present; the technical problem of insufficient amplification logarithm caused by the size limitation of an optical relay is solved, an effective solution is provided for large-scale and large-capacity transmission in the fields of optical communication and optical fiber sensing, factors such as construction operation and severe environment of the construction operation are fully considered, and the practical engineering application can be met through high-reliability design.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.
FIG. 2 is a cross-sectional view of the structure of example 1 of the present invention.
Fig. 3 is a schematic structural diagram of embodiment 2 of the present invention.
Description of reference numerals: the device comprises a watertight connection box 10, an armored metal layer 20, a flexible array section 30, a power supply module 40, a cavity 11, a bending limiter 12, a photoelectric separation/combination beam cavity 13, a communication control module 14, a watertight connector 31, a protective sleeve 32, an amplification module 33, a support framework 34, an optical assembly 35 and soft glue 36.
Detailed Description
The invention will be described in detail below with reference to the following drawings:
Example 1: as shown in the attached drawings, the flexible optical relay array mainly comprises a watertight connection box 10, an armored metal layer 20, a flexible array section 30, a power supply module 40, a cavity 11, a bending limiter 12, a photoelectric separation/combination cavity 13, a communication control module 14, a watertight connector 31, a protective sleeve 32, an amplification module 33, a support framework 34, an optical assembly 35 and soft rubber 36, wherein the watertight connection box 10 is positioned at the head and tail sides of the flexible array section 30, one end of the watertight connection box 10 is in watertight butt joint with the flexible array section 30 through the watertight connector 31, the other end of the watertight connection box 10 is in butt joint with a composite submarine optical cable to realize deep sea high-pressure watertight, the flexible array section 30 is wrapped with the armored metal layer 20, and the armored metal layer 20 is formed by weaving metal materials with certain flexibility, the outer diameter of the flexible array section is not more than 100mm so as to meet the construction requirements of offshore marine optical cables, and the flexible array section 30 has the protection effects of tensile resistance and pressure resistance. The watertight docking box 10 has a power supply module 40 mounted therein.
The watertight connection box 10 mainly comprises a cavity 11, a bending limiter 12, a photoelectric separation/combination beam cavity 13 and a communication control module 14, wherein the cavity 11 is of a main structure and plays roles of protection and watertight, the internal space of the cavity 11 is used for placing the other modules, the bending limiter 12 is rigidly connected with two ends of the cavity 11, the photoelectric separation/combination beam cavity 13 is fixed at a head input part and a tail output part inside the cavity 11 to respectively realize the photoelectric separation of the head end of the optical relay array and the photoelectric combination beam of the tail end of the optical relay array, the watertight connection box has a good insulation function and realizes the insulation of a high-voltage cable, the communication control module 14 is also fixed inside the cavity 11 and is powered by a power supply module 40, the wavelength of the communication control module 14 is multiplexed with the wavelength transmitted by the optical relay system, the optical relay information data is decoded and encoded, and the remote interaction with a shore base station. The bending limiters 12 are two cones with hollow cylinders inside, and the inner diameter of the bending limiters 12 is matched with the outer diameters of the flexible matrix section 30 and the photoelectric composite cable respectively, so the size of the bending limiters 12 needs to be designed according to the size of the cable matrix fixed with the bending limiters. The bending limiter 12 is intended to distribute the forces applied to the two ends of the watertight box evenly.
The power supply module 40 is tightly attached to the inner wall of the cavity 11 through the elastic structure design, a good heat dissipation effect is achieved, the power supply module 40 is selectively placed in the watertight connection box 10 on the head portion side and the head portion and the tail portion side of the optical relay array, the power supply module can achieve bidirectional power supply of the optical relay array and improve redundancy backup capability in the latter mode, reliability of the optical relay array is improved, high voltage electricity in the sea optical cable is converted into low voltage electricity through the power supply module 40, and an applicable direct-current low-voltage power supply is provided for the optical relay array.
The flexible array section 30 mainly comprises watertight connectors 31, protecting sleeves 32, amplifying modules 33, supporting frameworks 34, optical assemblies 35 and soft rubber 36, the watertight connectors 31 are positioned at two ends of the protecting sleeves 32, optical cables and cable outlets are respectively arranged in the middles of the watertight connectors 31, the watertight connectors 31 are used for connecting the watertight connection box 10 with cables inside the flexible array section 30, the amplifying modules 33, the supporting frameworks 34 and the optical assemblies 35 are axially arranged inside the flexible array section 30 and achieve optimization and performance optimization of optical and cable routing in a certain mode, the supporting frameworks 34 are metal cylinders, a plurality of through holes are axially formed for the optical cables and the cables to run, the supporting frameworks 34 are fixed among the amplifying modules 33 to increase the compression resistance and bending limiting performance of the flexible array section 30, the number of the supporting frameworks 34 among the amplifying modules 33 is increased or decreased according to actual effects, and the amplifying modules 33 and one optical assembly 35 realize one optical relay amplifying unit, the internal optical signals are connected through a watertight multi-core optical cable, the electric signals are communicated with the communication control module 14 through a twisted pair, and the optical relay amplifying units are connected with a high-insulation high-voltage cable through the watertight multi-core optical cable. The invention can contain a plurality of or dozens of optical relay amplifying units, the number of amplifying pairs is determined by the number of optical fibers of the composite sea cable, and simultaneously, the amplifying modules 33 are axially arranged in an array, so that the invention has better heat dissipation management capability. The protecting sleeve 32 is a flexible rubber sleeve and forms a sealing sleeve with the watertight connector 31, the light relay array vibration resistance and the watertight performance are improved after the soft rubber 36 is filled in the protecting sleeve 32, the length of the protecting sleeve 32 meets the requirement of placing one or more amplification modules 33, and the length is determined according to the number of the amplification modules 33. The outside of the amplification module 33 is a high-pressure-resistant metal cylindrical shell, a plurality of optical amplifiers are arranged in an internal sealed cavity to amplify optical signals with low noise so as to compensate transmission loss of a link, optical cables and cable outgoing lines are arranged at two ends of the amplification module 33 and used for being connected with the next amplification module 33, and the amplification module 33 is connected with the communication control module 14 in a parallel mode. The optical assembly 35 is a high-pressure-resistant metal cylindrical shell, a plurality of passive optical coupling devices are placed in an internal sealed cavity to couple back scattering light of an uplink to a downlink so as to realize remote detection of the shore base station by using a relay optical cable, optical cable outgoing fibers are arranged at both ends of the optical assembly 35 and are respectively connected with the amplification module 33 and the transmission optical cable, and the number of the optical assemblies 35 is determined according to the number of the amplification modules 33.
Example 2: the power supply module 40 is miniaturized and designed in a multi-module mode on the basis of the embodiment 1, the power supply module 40 is axially arranged in the flexible array section 30, the power supply module 40 supplies power for all the amplification modules 33 in the embodiment 1, the load power is high, the volume and the size are correspondingly increased, the heat dissipation requirement is also high, and the outer diameter of the watertight connection box 10 matched with the size is also correspondingly large. In this embodiment, a small power supply module 40 can be implemented to supply power to one or more optical relay amplifying units described in embodiment 1, so that the load power consumption of a single power supply module 40 is small, the heat dissipation requirement is also low, the outer diameter and length of the watertight junction box 10 can be greatly reduced, and the construction applicability of the flexible optical relay array is improved.
It should be understood that equivalent substitutions and changes to the technical solution and the inventive concept of the present invention should be made by those skilled in the art to the protection scope of the appended claims.
Claims (10)
1. A flexible optical relay array, characterized by: mainly including watertight box (10) of plugging into, armor metal layer (20), flexible battle array section (30), power module (40), watertight box (10) of plugging into is located flexible battle array section (30) end to end both sides, watertight box (10) one end of plugging into is passed through watertight connector (31) and is docked with flexible battle array section (30) watertight, the other end docks with compound sea optical cable in order to realize deep sea high pressure watertight, flexible battle array section (30) outer parcel has armor metal layer (20), install power module (40) in watertight box (10) of plugging into.
2. The flexible light relay array of claim 1, wherein: the watertight connection box (10) mainly comprises a cavity (11), a bending limiter (12), a photoelectric separation/combination beam cavity (13) and a communication control module (14), wherein the cavity (11) is of a main structure, the bending limiter (12) is rigidly connected to two ends of the cavity (11), the photoelectric separation/combination beam cavity (13) is fixed at a head input part and a tail output part inside the cavity (11) to respectively realize photoelectric separation at the head end and photoelectric combination beam at the tail end of an optical relay array, and has a better insulation function, the communication control module (14) is also fixed inside the cavity (11) and is powered by a power supply module (40), the wavelength of the communication control module (14) is multiplexed with the transmission wavelength of the optical relay system, optical relay information data is decoded and encoded, and remote interaction with a shore base station is realized.
3. The flexible light relay array of claim 1 or 2, wherein: the power supply module (40) is tightly attached to the inner wall of the cavity (11) through elastic structure design, the power supply module (40) is selectively placed in the watertight connection boxes (10) on the head portion side and the head portion and the tail portion side of the optical relay array, and the power supply module (40) converts high-voltage electricity in the sea optical cable into low voltage.
4. The flexible light relay array of claim 1 or 3, wherein: the power supply modules (40) are arranged in the flexible array section (30) in a blocking and axial mode after being miniaturized.
5. The flexible light relay array of claim 2, wherein: the bending limiters (12) are two cones with hollow cylinders inside, and the inner diameters of the bending limiters (12) are respectively matched with the outer diameters of the flexible array section (30) and the photoelectric composite cable.
6. The flexible light relay array of claim 1, wherein: the flexible array section (30) mainly comprises a watertight connector (31), a protective sleeve (32), an amplification module (33), a support framework (34), an optical assembly (35) and soft rubber (36), wherein the watertight connector (31) is positioned at two ends of the protective sleeve (32) and is respectively provided with an optical cable and a cable outlet in the middle, the watertight connector (31) is used for connecting cables inside the watertight connection box (10) and the flexible array section (30), the amplification module (33), the support framework (34) and the optical assembly (35) are axially arranged inside the flexible array section (30) and achieve optimization and performance optimization of optical and cable routing in a certain mode, the support framework (34) is a metal cylinder, a plurality of through holes are axially formed in the support framework (34) and used for the optical cable and the cable routing, the support framework (34) is fixed between the amplification modules (33) to increase the compression resistance and the bending limit performance of the flexible array section (30), the number of the supporting frameworks (34) among the amplifying modules (33) is increased or decreased according to actual effects, a plurality of amplifying modules (33) and an optical assembly (35) realize an optical relay amplifying unit, internal optical signals are connected through a watertight multi-core optical cable, electric signals are communicated with the communication control module (14) through a twisted pair, and the optical relay amplifying units are connected with a high-insulation high-voltage cable through the watertight multi-core optical cable.
7. The flexible light relay array of claim 6, wherein: the protective sleeve (32) is a flexible rubber sleeve and forms a sealing tube with the watertight connector (31), soft rubber (36) is filled in the protective sleeve (32), and the length of the protective sleeve (32) meets the requirement of placing one or more amplification modules (33).
8. The flexible light relay array of claim 6, wherein: the external part of the amplification module (33) is a high-pressure-resistant metal cylindrical shell, a plurality of optical amplifiers are placed in an internal sealed cavity to amplify optical signals with low noise so as to compensate transmission loss of a link, both ends of the amplification module (33) are provided with optical cables and cable outgoing lines for being connected with the next amplification module (33), and the amplification module (33) is connected with the communication control module (14) in a parallel mode.
9. The flexible light relay array of claim 6, wherein: the optical assembly (35) is a high-pressure-resistant metal cylindrical shell, a plurality of passive optical coupling devices are placed in an internal sealed cavity to couple back scattering light of an uplink to a downlink so as to realize remote detection of the shore base station by the aid of the relay optical cable, optical cable optical fibers are arranged at two ends of the optical assembly (35) and are respectively connected with the amplification module (33) and the transmission optical cable, and the number of the optical assembly (35) is determined according to the number of the amplification modules (33).
10. The flexible light relay array of claim 1, wherein: the armored metal layer (20) is formed by weaving anti-corrosion metal materials with certain flexibility, and the outer diameter of the armored metal layer is not larger than 100mm so as to meet the construction requirements of the offshore marine optical cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910707696.4A CN110542963B (en) | 2019-08-01 | 2019-08-01 | Flexible optical relay array |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910707696.4A CN110542963B (en) | 2019-08-01 | 2019-08-01 | Flexible optical relay array |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110542963A true CN110542963A (en) | 2019-12-06 |
| CN110542963B CN110542963B (en) | 2023-10-20 |
Family
ID=68710006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910707696.4A Active CN110542963B (en) | 2019-08-01 | 2019-08-01 | Flexible optical relay array |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110542963B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112710380A (en) * | 2020-12-17 | 2021-04-27 | 湖南长城海盾光纤科技有限公司 | Deep and far sea optical fiber hydrophone shore-based detection system digital repeater and manufacturing method thereof |
| CN112985577A (en) * | 2019-12-17 | 2021-06-18 | 中国船舶重工集团公司第七一五研究所 | Vertical towing line array with elliptical section |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB563158A (en) * | 1942-04-21 | 1944-08-01 | Western Electric Co | Improvements in housings for apparatus employed particularly in submarine cable systems |
| GB720243A (en) * | 1952-01-21 | 1954-12-15 | Comp Generale Electricite | Flexible repeater for submarine electric cables |
| JPS5766413A (en) * | 1980-10-11 | 1982-04-22 | Nippon Telegr & Teleph Corp <Ntt> | Connecting device for connection between submarine optical cable and submarine optical repeater housing |
| US4830455A (en) * | 1983-11-17 | 1989-05-16 | British Telecommunications Public Limited Company | Jointing arrangement |
| JPH03114808U (en) * | 1990-03-08 | 1991-11-26 | ||
| US5110224A (en) * | 1989-11-15 | 1992-05-05 | Stc Plc | Flexible cable termination with swivel couplings |
| US5280552A (en) * | 1991-07-05 | 1994-01-18 | Nippon Steel Welding Products & Engineering Co., Ltd. | Metal tube clad optical fiber cable |
| CN202720374U (en) * | 2012-07-18 | 2013-02-06 | 华为海洋网络有限公司 | An internal unit and underwater devices of a submarine optical cable system |
| CN204631312U (en) * | 2015-04-20 | 2015-09-09 | 通鼎互联信息股份有限公司 | A kind of AOC optoelectronic composite cable structure |
| CN207078306U (en) * | 2016-12-28 | 2018-03-09 | 华为技术有限公司 | Undersea device sealed compartment and undersea device |
| CN211123395U (en) * | 2019-08-01 | 2020-07-28 | 中国船舶重工集团公司第七一五研究所 | Flexible optical relay array |
-
2019
- 2019-08-01 CN CN201910707696.4A patent/CN110542963B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB563158A (en) * | 1942-04-21 | 1944-08-01 | Western Electric Co | Improvements in housings for apparatus employed particularly in submarine cable systems |
| GB720243A (en) * | 1952-01-21 | 1954-12-15 | Comp Generale Electricite | Flexible repeater for submarine electric cables |
| JPS5766413A (en) * | 1980-10-11 | 1982-04-22 | Nippon Telegr & Teleph Corp <Ntt> | Connecting device for connection between submarine optical cable and submarine optical repeater housing |
| US4830455A (en) * | 1983-11-17 | 1989-05-16 | British Telecommunications Public Limited Company | Jointing arrangement |
| US5110224A (en) * | 1989-11-15 | 1992-05-05 | Stc Plc | Flexible cable termination with swivel couplings |
| JPH03114808U (en) * | 1990-03-08 | 1991-11-26 | ||
| US5280552A (en) * | 1991-07-05 | 1994-01-18 | Nippon Steel Welding Products & Engineering Co., Ltd. | Metal tube clad optical fiber cable |
| CN202720374U (en) * | 2012-07-18 | 2013-02-06 | 华为海洋网络有限公司 | An internal unit and underwater devices of a submarine optical cable system |
| CN204631312U (en) * | 2015-04-20 | 2015-09-09 | 通鼎互联信息股份有限公司 | A kind of AOC optoelectronic composite cable structure |
| CN207078306U (en) * | 2016-12-28 | 2018-03-09 | 华为技术有限公司 | Undersea device sealed compartment and undersea device |
| CN211123395U (en) * | 2019-08-01 | 2020-07-28 | 中国船舶重工集团公司第七一五研究所 | Flexible optical relay array |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112985577A (en) * | 2019-12-17 | 2021-06-18 | 中国船舶重工集团公司第七一五研究所 | Vertical towing line array with elliptical section |
| CN112985577B (en) * | 2019-12-17 | 2023-08-15 | 中国船舶重工集团公司第七一五研究所 | Vertical towing line array with elliptical section |
| CN112710380A (en) * | 2020-12-17 | 2021-04-27 | 湖南长城海盾光纤科技有限公司 | Deep and far sea optical fiber hydrophone shore-based detection system digital repeater and manufacturing method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110542963B (en) | 2023-10-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9438342B2 (en) | Methods, systems, and devices for integrating wireless technology into a fiber optic network | |
| CN102100019B (en) | Optical communication system supporting detection and communication networks, and providing method thereof | |
| EP2354828B1 (en) | Overmolded, ultra-small form factor optical repeater | |
| CN110542963B (en) | Flexible optical relay array | |
| EP3104480B1 (en) | Subsea data transmission cable | |
| EP2738959B1 (en) | System and method for providing underwater communication data | |
| CN108535824B (en) | Multifunctional submarine cable underwater terminal photoelectric separator | |
| CN110932220B (en) | Seabed photoelectric separation equipment | |
| US6496626B2 (en) | Telecommunications system power supply | |
| CN113391415B (en) | Bearing platform of optical signal amplification equipment | |
| CN211123395U (en) | Flexible optical relay array | |
| JP5294266B2 (en) | Seafloor observation system | |
| US6665477B2 (en) | Undersea optical fiber telecommunication system and method | |
| CN208399762U (en) | A kind of sea floor optoelectronic composite cable deep-sea terminal separation device | |
| US6290399B1 (en) | Optical submarine branching unit | |
| CN208399752U (en) | A kind of multi-functional sea cable submarine terminal photodetachment device | |
| CN103684619A (en) | Power supply and communication method and system based on optical fibers, power supply equipment and power receiving equipment | |
| JP4454500B2 (en) | Optical amplifier module built in universal cable joint for submarine optical transmission system | |
| Spalding et al. | Vision for next generation undersea optical fibers and cable designs | |
| US20200041740A1 (en) | Optical cable and optical fiber system | |
| KR101486746B1 (en) | Assembly comprising at least one optical fibre and a mounting device | |
| CN201654279U (en) | Powerful movable optical fiber connector | |
| CN210015261U (en) | Double-layer mixed-twisting central beam tube type submarine optical cable | |
| US4830455A (en) | Jointing arrangement | |
| CN221057177U (en) | Coaxial cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 715 Pingfeng, Liuliu street, Xihu District, Hangzhou City, Zhejiang Province Patentee after: 715 Research Institute of China Shipbuilding Corp. Country or region after: China Address before: 715 Pingfeng, Liuliu street, Xihu District, Hangzhou City, Zhejiang Province Patentee before: The 715nd Research Institute of China Shipbuilding Industry Corporation Country or region before: China |