CN110927902B - Submarine remote pumping optical amplifier packaging structure - Google Patents
Submarine remote pumping optical amplifier packaging structure Download PDFInfo
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- CN110927902B CN110927902B CN201911175426.XA CN201911175426A CN110927902B CN 110927902 B CN110927902 B CN 110927902B CN 201911175426 A CN201911175426 A CN 201911175426A CN 110927902 B CN110927902 B CN 110927902B
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- 230000003287 optical effect Effects 0.000 title claims abstract description 31
- 238000004806 packaging method and process Methods 0.000 title abstract description 14
- 238000005086 pumping Methods 0.000 title description 2
- 239000013307 optical fiber Substances 0.000 claims abstract description 159
- 239000000835 fiber Substances 0.000 claims abstract description 85
- 238000005452 bending Methods 0.000 claims abstract description 70
- 230000007246 mechanism Effects 0.000 claims abstract description 62
- 238000000926 separation method Methods 0.000 claims abstract description 23
- 238000004804 winding Methods 0.000 claims description 24
- 125000006850 spacer group Chemical group 0.000 claims description 15
- 238000009434 installation Methods 0.000 claims description 10
- 210000004907 gland Anatomy 0.000 claims description 8
- 238000004891 communication Methods 0.000 abstract description 7
- 230000003321 amplification Effects 0.000 abstract description 4
- 238000003199 nucleic acid amplification method Methods 0.000 abstract description 4
- 230000000903 blocking effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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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
- G02B6/4439—Auxiliary devices
- G02B6/444—Systems or boxes with surplus lengths
- G02B6/4452—Distribution frames
-
- 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
- G02B6/4457—Bobbins; Reels
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
- H01S3/06—Construction or shape of active medium
- H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
- H01S3/067—Fibre lasers
- H01S3/06704—Housings; Packages
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
- H01S3/06—Construction or shape of active medium
- H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
- H01S3/067—Fibre lasers
- H01S3/06754—Fibre amplifiers
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Abstract
The invention discloses a submarine remote pump optical amplifier packaging structure which comprises an optical fiber management tray, a passive device tray, a submarine cable optical fiber storage mechanism, a submarine cable optical fiber guide mechanism and a cover body; a first channel is arranged on the optical fiber management tray; two ends of the passive device tray are respectively connected with the two optical fiber management trays, and a mounting area on the passive device tray is provided with comb grooves; the two submarine cable optical fiber storage mechanisms are respectively arranged at two ends of the passive device tray; the two submarine cable optical fiber guiding mechanisms are respectively arranged on the two optical fiber management trays, each submarine cable optical fiber guiding mechanism comprises a separation bending limiter, a second channel is arranged on each separation bending limiter, and at least one wall surface of each second channel is an arc surface, so that the width of the projection of the second channel on the optical fiber management trays is gradually increased from the first channel to the submarine cable optical fiber storage mechanism; the second channel is in communication with the first channel to allow the undersea cable optical fiber to pass through and coil onto the undersea cable optical fiber storage mechanism. The present invention can support at least 8 fiber to fiber amplification.
Description
Technical Field
The invention relates to the technical field of submarine optical cable communication, in particular to a submarine remote pump optical amplifier packaging structure.
Background
With the development of optical fiber communication technology and the increasing communication capacity, the demand of submarine optical fiber communication systems is increasing. ROPA (remote optical fiber amplifier) is a key device in a non-relay submarine optical cable communication system, and due to the large difficulty and high cost of offshore construction operation, the system has high requirements on the reliability of the remote pump optical amplifier distributed on the seabed, and usually the remote pump optical amplifier can stably work for 25 years and the capacity can meet the capacity requirement in the life cycle as much as possible.
The submarine communication equipment needs to consider the compatibility with all submarine optical cable connections, and a Universal connection (UJ) technology is established internationally by the Universal connection (UJS) alliance at present.
The submarine ROPA developed by NEC corporation (japan electrical products corporation) directly uses the UJ joint to arrange passive devices, and can be connected to all of the submarine cables certified by UJ because of the direct use of the UJ joint, however, since the passive devices are arranged in the UJ joint, the capacity of the UJ joint is too small due to the space limitation of the UJ joint, and only 2-fiber-to-fiber amplification is supported.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a large-capacity submarine remote pump optical amplifier packaging structure which can support at least 8 optical fiber to optical fiber amplification by arranging a passive device tray.
In order to achieve the above purposes, the technical scheme adopted by the invention is as follows:
a subsea remote pump optical amplifier package, comprising:
the optical fiber management system comprises two optical fiber management trays, wherein a first channel is arranged on each optical fiber management tray;
the passive device tray is characterized in that two ends of the passive device tray are respectively connected with the two optical fiber management trays, an installation area is formed on the passive device tray, and a plurality of comb grooves for fixing the passive device are formed in the installation area;
the two submarine cable optical fiber storage mechanisms are respectively arranged at two ends of the passive device tray;
the two submarine cable optical fiber guiding mechanisms are respectively arranged on the two optical fiber management trays, each submarine cable optical fiber guiding mechanism comprises a separation bending limiter, a second channel is arranged on each separation bending limiter, and at least one wall surface of each second channel is an arc surface, so that the width of the projection of the second channel on the optical fiber management tray is gradually increased from the first channel to the submarine cable optical fiber storage mechanism; the second channel is communicated with the first channel so that the submarine cable optical fiber passes through and is coiled on the submarine cable optical fiber storage mechanism;
and the cover body is covered on the optical fiber management tray and the passive device tray.
Further, the radius of the circle where the cambered surface is located is not smaller than the minimum bending radius of the submarine cable optical fiber.
Furthermore, a fiber channel is formed between the mounting area and the two side edges of the passive device tray, and an optical fiber blocking sheet for protecting the optical fiber of the passive device is arranged in the fiber channel.
Furthermore, the submarine cable optical fiber guiding mechanism further comprises a separation bending limiter spacer, one end of the separation bending limiter spacer is arranged on the surface of the separation bending limiter, the other end of the separation bending limiter abuts against, extends into or is accommodated in the submarine cable optical fiber storage mechanism, and a space for the submarine cable optical fiber to pass around is formed between the separation bending limiter spacer and the optical fiber management tray.
Furthermore, a plurality of fiber winding pieces are arranged on the outer side of the submarine cable optical fiber storage mechanism, part of the fiber winding pieces are located on one side, close to the installation area, of the submarine cable optical fiber storage mechanism, and the rest of the fiber winding pieces are located on one side, far away from the installation area, of the submarine cable optical fiber storage mechanism.
Further, the submarine fiber storage mechanism includes:
the optical fiber bending limiter is arranged on the passive device tray;
the optical fiber bending limiter pressing cover is arranged on the optical fiber bending limiter, two ends of the optical fiber bending limiter pressing cover are respectively borne on two side edges of the passive device tray, and the optical fiber bending limiter, the optical fiber bending limiter pressing cover and the edges of the passive device tray jointly form a winding channel for passing the submarine cable optical fiber and winding the submarine cable optical fiber on the optical fiber bending limiter.
Further, the projection of the fiber bend limiter on the fiber management tray is circular, and the radius of the circle is not less than the minimum bend radius of the submarine fiber.
Furthermore, two ends of the optical fiber bending limiter gland are provided with long holes;
the undersea cable fiber storage mechanism further includes a fiber bend limiter septum, the fiber bend limiter septum comprising:
the main body is annular and is sleeved outside the optical fiber bending limiter;
two first clamping pieces which are symmetrically arranged on the main body and have a gap with the optical fiber bending limiter so as to allow the submarine cable optical fiber to pass through;
and the two second clamping pieces are respectively and rotatably connected to the two first clamping pieces, and respectively penetrate through the two strip holes and are superposed on the optical fiber bending limiter pressing cover.
Further, the second channel is disposed coaxially with the first channel.
Further, the optical fiber management tray adopts an optical fiber management tray of a universal submarine cable connector.
Compared with the prior art, the invention has the advantages that:
the passive device packaging structure is provided with the passive device tray, the mounting area is formed on the passive device tray and provided with the comb grooves for fixing the passive devices, the internal space of the amplifier packaging structure is sufficient by arranging the passive device tray, and the comb grooves are configured to mount the passive devices.
Drawings
Fig. 1 is a schematic view of a package structure of a subsea remote pump optical amplifier according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a submarine cable optical fiber guiding mechanism according to an embodiment of the present invention;
FIG. 3 is a view taken along line B-B of FIG. 2;
FIG. 4 is a schematic diagram of the assembled submarine fiber storage mechanism, submarine fiber guiding mechanism, and fiber management tray according to an embodiment of the present invention;
FIG. 5 is a schematic view of the assembled submarine cable fiber guiding mechanism and fiber management tray according to the present invention;
FIG. 6 is an exploded view of a submarine fiber storage mechanism according to an embodiment of the present invention;
FIG. 7 is a schematic assembled view of a submarine fiber storage mechanism according to an embodiment of the present invention;
fig. 8 is a schematic view of another perspective view of a package structure of a subsea remote pump optical amplifier according to an embodiment of the present invention.
In the figure: 1. an optical fiber management tray; 10. a first channel; 2. a passive device tray; 20. an installation area; 21. combing grooves; 22. a fiber channel is arranged; 23. an optical fiber baffle plate; 3. a submarine cable optical fiber storage mechanism; 30. a fiber bend limiter; 31. a fiber bend limiter gland; 310. a strip hole; 311. positioning pins; 32. a warp winding channel; 33. a fiber bend limiter septum; 330. a main body; 331. a first clip piece; 332. a second clip; 333. positioning holes; 4. a submarine cable optical fiber guide mechanism; 40. separating the bending limiter; 41. a second channel; 42. separating the bend limiter spacers; 43. a guide pin; 5. a cover body; 6. a fiber winding member; A. a space.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Referring to fig. 1, a first embodiment of the present invention provides a submarine remote pump optical amplifier packaging structure, which includes two optical fiber management trays 1, a passive device tray 2, two submarine cable optical fiber storage mechanisms 3, two submarine cable optical fiber guiding mechanisms 4, and a cover 5, wherein a first channel 10 is provided on the optical fiber management tray 1, and the first channel 10 is used for allowing submarine cable optical fibers to enter from the first channel 10 along the axial direction of the amplifier packaging structure so as to be connected with optical fibers of passive devices mounted on the passive device tray 2; the two ends of the passive device tray 2 are respectively connected and butted with the two optical fiber management trays 1, a mounting area 20 is formed on the passive device tray 2, the mounting area 20 is provided with a plurality of comb grooves 21 for fixing passive devices, the internal space of the amplifier packaging structure is sufficient by arranging the passive device tray 2, and the comb grooves 21 are configured to mount the passive devices, compared with the method of directly arranging the passive devices in a universal submarine cable joint, the passive devices which can be arranged in the embodiment are more in number, and the amplifier packaging structure can amplify 8 fibers and more fibers no matter considering the same fiber or different fiber scheme; the two submarine cable optical fiber storage mechanisms 3 are respectively arranged at two ends of the passive device tray 2, and the submarine cable optical fiber storage mechanisms 3 are used for storing submarine cable optical fibers entering through the first channel 10; the two submarine cable optical fiber guiding mechanisms 4 are respectively arranged on the two optical fiber management trays 1, as shown in fig. 2 and fig. 3, each submarine cable optical fiber guiding mechanism 4 comprises a separation bending limiter 40, a second channel 41 is arranged on each separation bending limiter 40, at least one wall surface of each second channel 41 is an arc surface, so that the width of the projection of each second channel 41 on the optical fiber management tray 1 is gradually increased from the first channel 10 to the submarine cable optical fiber storage mechanism 3, and the submarine cable optical fibers are provided with arc surfaces, can be conveniently attached to the arc surfaces, pass through the second channels 41 and are wound on the submarine cable optical fiber storage mechanism 3; the second passage 41 communicates with the first passage 10 to allow the submarine fiber to pass through and be wound on the submarine fiber storage means 3; the cover 5 is covered on the optical fiber management tray 1 and the passive device tray 2, so that the cover 5, the optical fiber management tray 1 and the passive device tray 2 form an amplifier packaging structure integrally.
In the present embodiment, the second channel 41 is disposed coaxially with the first channel 10, so as to facilitate the smooth passage of the submarine fiber and avoid the breakage of the submarine fiber.
Referring to fig. 1 to 3, a second embodiment of the present invention provides a package structure of a subsea remote pump optical amplifier, which is different from the first embodiment in that: the radius of the circle where the cambered surface is located is not smaller than the minimum bending radius of the submarine cable optical fiber, and the radius of the circle where the cambered surface is located is not smaller than the minimum bending radius of the submarine cable optical fiber, so that the submarine cable optical fiber is prevented from being broken when the submarine cable optical fiber passes through the second channel 41 and is coiled on the submarine cable optical fiber storage mechanism 3.
Referring to fig. 1, a fiber channel 22 is formed between the mounting area 20 and the two side edges of the passive device tray 2, the passive device optical fiber can pass through the fiber channel 22, so that the passive device optical fiber is routed neatly and not in disorder, and an optical fiber blocking sheet 23 for protecting the passive device optical fiber is arranged in the fiber channel 22 to prevent the passive device optical fiber from being scattered.
Referring to fig. 2 and 4, a third embodiment of the present invention provides a package structure of a subsea remote pump optical amplifier, which is different from the first embodiment in that: submarine cable optic fibre guide mechanism 4 still includes separation crooked limiter spacer 42, separation crooked limiter 40 surfaces are located to 4 one ends of separation crooked limiter spacer, the other end supports and holds, stretch into or accept in submarine cable optic fibre storage mechanism 3, be formed with the space A that supplies submarine cable optic fibre to wind through between separation crooked limiter spacer 42 and the optical fiber management tray 1, through setting up separation crooked limiter spacer 42, its advantage is, submarine cable optic fibre coils on submarine cable optic fibre storage mechanism 3 through space A, make submarine cable optic fibre can not scatter under self tension, avoid in disorder.
Referring to fig. 2, the split bend limiter septum 42 is generally in the form of an isosceles triangle having a base adjacent the first passageway 10 and an apex that abuts, extends into, or is received within the undersea optical fiber storage mechanism 3 (see fig. 4 and 5). The separation bending limiter 40 is provided with a guide pin 43, the separation bending limiter spacer 42 is provided with a guide hole matched with the guide pin 43, and the guide pin 43 penetrates through the guide hole, so that the separation bending limiter spacer 42 is detachably arranged on the separation bending limiter 40.
Referring to fig. 1 and 2, a plurality of fiber winding members 6 are disposed outside the submarine cable fiber storage mechanism 3, wherein a part of the fiber winding members 6 are located on the side of the submarine cable fiber storage mechanism 3 close to the installation area 20, and the rest of the fiber winding members 6 are located on the side of the submarine cable fiber storage mechanism 3 far from the installation area 20. The relation between the fiber winding member 6 and the submarine cable optical fiber storage mechanism 3 can be understood as large-path fiber winding and small-path fiber winding, when the submarine cable optical fiber is long, the fiber winding can be firstly carried out between the fiber winding members 6, then the fiber winding and coiling can be carried out on the submarine cable optical fiber storage mechanism 3, and when the submarine cable optical fiber is short, the fiber winding and coiling can be directly carried out on the submarine cable optical fiber storage mechanism 3.
Referring to fig. 6 and 7, a fourth embodiment of the present invention provides a package structure of a subsea remote pump optical amplifier, which is different from the first embodiment in that: the submarine cable optical fiber storage mechanism 3 comprises an optical fiber bending limiter 30 and an optical fiber bending limiter gland 31, wherein the optical fiber bending limiter 30 is arranged on the passive device tray 2; the optical fiber bending limiter pressing cover 31 is disposed on the optical fiber bending limiter 30, and two ends of the optical fiber bending limiter pressing cover 31 are respectively supported on two side edges of the passive device tray 2, and the optical fiber bending limiter 30, the optical fiber bending limiter pressing cover 31 and the edge of the passive device tray 2 jointly form a winding channel 32 (see fig. 4) for passing the submarine cable optical fiber and winding the submarine cable optical fiber on the optical fiber bending limiter 30.
The projection of the fiber bend limiter 30 on the fiber management tray 1 is circular, and the radius of the circle is not smaller than the minimum bend radius of the submarine cable fiber, so as to prevent the submarine cable fiber from being broken when the submarine cable fiber is wound on the fiber bend limiter 30.
Referring to fig. 6 and 7, a fifth embodiment of the present invention provides a package structure of a subsea remote pump optical amplifier, which is different from the fourth embodiment in that: both ends of the optical fiber bending limiter gland 31 are provided with long holes 310; the submarine cable optical fiber storage mechanism 3 further comprises an optical fiber bending limiter spacer 33, the optical fiber bending limiter spacer 33 comprises a main body 330, two first clamping pieces 331 and two second clamping pieces 332, the main body 330 is annular and is sleeved outside the optical fiber bending limiter 30; two first jaws 331 are symmetrically disposed on the main body 330 and spaced apart from the optical fiber bending limiter 30 to allow the submarine optical fiber to pass therethrough; the two second clamping pieces 332 are rotatably connected to the two first clamping pieces 331, respectively, and the two second clamping pieces 332 pass through the two elongated holes 310 and are stacked on the fiber bending limiter pressing cover 31, respectively.
Referring to fig. 6 and 7, the fiber bending limiter pressing cover 31 is further provided with a positioning pin 311, the second clamping pieces 332 are provided with positioning holes 333 adapted to the positioning pin 311, the positioning holes 333 are oval holes, when the two second clamping pieces 332 are stacked on the fiber bending limiter pressing cover 31, the positioning pins 311 sequentially pass through the positioning holes 333 of the two second clamping pieces 332 and are screwed with nuts (not shown), and the nuts abut against the second clamping pieces 332, so that the fiber bending limiter pressing cover 31 is pressed on the fiber bending limiter 30.
Referring to fig. 1 and 8, a sixth embodiment of the present invention provides a package structure of a subsea remote pump optical amplifier, which is different from the first embodiment in that: the amplifier packaging structure of this embodiment is symmetrical formula structure, specifically, lid 5 is equipped with two, cover respectively and establish 2 tow sides at passive device tray, make amplifier packaging structure whole be cylindrical structure, the structure is compacter, 2 tow sides at passive device tray all are equipped with installing zone 20 and comb groove 21, 2 tow sides at passive device tray respectively are equipped with two submarine cable optic fibre storage mechanisms 3, submarine cable optic fibre gets into from first passageway 10, behind the second passageway 41 of separation crooked limiter 40, partly can coil on the submarine cable optic fibre storage mechanism 3 at 2 fronts at passive device tray, another part can coil on submarine cable optic fibre storage mechanism 3 at 2 backsides at passive device tray, can make full use of the accommodating space between passive device tray 2 and the lid 5 like this, increase passive device's installation capacity.
Referring to fig. 1 and 4, a seventh embodiment of the present invention provides a package structure of a subsea remote pump optical amplifier, which is different from the first embodiment in that: the optical fiber management tray 1 is an optical fiber management tray (fiber management tray) with a universal submarine cable joint, such as a UJ joint, so that the optical fiber management tray with the universal submarine cable joint can be used for both the cable end processing and the armor structure, and the amplifier package structure of the present embodiment can be used for splicing all submarine cables passing UJ authentication. Therefore, the embodiment can increase the optical amplification capacity and maintain the compatibility with the submarine cable authenticated by the UJ, thereby ensuring the connection reliability and the system flexibility.
The present invention is not limited to the above-described embodiments, and it will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the principle of the present invention, and such modifications and improvements are also considered to be within the scope of the present invention. Those not described in detail in this specification are within the skill of the art.
Claims (10)
1. A subsea remote pump optical amplifier package, comprising:
the optical fiber management device comprises two optical fiber management trays (1), wherein a first channel (10) is arranged on each optical fiber management tray (1);
the passive device tray (2) is characterized in that two ends of the passive device tray (2) are respectively connected with the two optical fiber management trays (1), a mounting area (20) is formed on the passive device tray (2), and a plurality of comb grooves (21) for fixing the passive device are formed in the mounting area (20);
the two submarine cable optical fiber storage mechanisms (3) are respectively arranged at two ends of the passive device tray (2);
the submarine cable optical fiber guiding mechanisms (4) are respectively arranged on the two optical fiber management trays (1), each submarine cable optical fiber guiding mechanism (4) comprises a separation bending limiter (40), a second channel (41) is formed in each separation bending limiter (40), and at least one wall surface of each second channel (41) is an arc surface, so that the width of the projection of each second channel (41) on each optical fiber management tray (1) is gradually increased from the first channel (10) to the submarine cable optical fiber storage mechanism (3); the second channel (41) is communicated with the first channel (10) so that the submarine fiber passes through and is coiled on the submarine fiber storage mechanism (3);
and the cover body (5) is covered on the optical fiber management tray (1) and the passive device tray (2).
2. The undersea remote pump optical amplifier package of claim 1, wherein: the radius of the circle where the cambered surface is located is not smaller than the minimum bending radius of the submarine cable optical fiber.
3. The undersea remote pump optical amplifier package of claim 1, wherein: a fiber channel (22) is formed between the mounting area (20) and the two side edges of the passive device tray (2), and an optical fiber baffle (23) for protecting the optical fiber of the passive device is arranged in the fiber channel (22).
4. The undersea remote pump optical amplifier package of claim 1, wherein: the submarine cable optical fiber guiding mechanism (4) further comprises a separating bending limiter spacer (42), one end of the separating bending limiter spacer is arranged on the surface of the separating bending limiter (40), the other end of the separating bending limiter is abutted against, extends into or is contained in the submarine cable optical fiber storage mechanism (3), and a space (A) for the submarine cable optical fiber to pass around is formed between the separating bending limiter spacer (42) and the optical fiber management tray (1).
5. The undersea remote pump optical amplifier package of claim 1, wherein: the outer side of the submarine cable optical fiber storage mechanism (3) is provided with a plurality of fiber winding pieces (6), one part of the fiber winding pieces (6) are located on one side, close to the installation area (20), of the submarine cable optical fiber storage mechanism (3), and the rest fiber winding pieces (6) are located on one side, far away from the installation area (20), of the submarine cable optical fiber storage mechanism (3).
6. The subsea remote pump optical amplifier package of claim 1, wherein said submarine cable fiber storage means (3) comprises:
a fiber bending limiter (30) provided on the passive device tray (2);
and the optical fiber bending limiter gland (31) is arranged on the optical fiber bending limiter (30), two ends of the optical fiber bending limiter gland are respectively borne on two side edges of the passive device tray (2), and the optical fiber bending limiter (30), the optical fiber bending limiter gland (31) and the edges of the passive device tray (2) jointly form a winding channel (32) for passing the submarine cable optical fiber and winding the submarine cable optical fiber on the optical fiber bending limiter (30).
7. The undersea remote pump optical amplifier package of claim 6, wherein: the projection of the optical fiber bending limiter (30) on the optical fiber management tray (1) is circular, and the radius of the circle is not less than the minimum bending radius of the submarine optical fiber.
8. The undersea remote pump optical amplifier package of claim 6, wherein:
both ends of the optical fiber bending limiter gland (31) are provided with strip holes (310);
the undersea cable fiber storage mechanism (3) further includes a fiber bend limiter septum (33), the fiber bend limiter septum (33) including:
a main body (330) having a ring shape and fitted over the outer side of the optical fiber bending limiter (30);
two first jaws (331) symmetrically disposed on the main body (330) and spaced apart from the optical fiber bending limiter (30) to pass the submarine optical fiber;
and the two second clamping pieces (332) are respectively and rotatably connected to the two first clamping pieces (331), and the two second clamping pieces (332) respectively penetrate through the two strip holes (310) and are overlapped on the optical fiber bending limiter pressing cover (31).
9. The undersea remote pump optical amplifier package of claim 1, wherein: the second channel (41) is arranged coaxially with the first channel (10).
10. The undersea remote pump optical amplifier package of claim 1, wherein: the optical fiber management tray (1) adopts an optical fiber management tray of a universal submarine cable joint.
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| CN201911175426.XA CN110927902B (en) | 2019-11-26 | 2019-11-26 | Submarine remote pumping optical amplifier packaging structure |
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| CN201911175426.XA CN110927902B (en) | 2019-11-26 | 2019-11-26 | Submarine remote pumping optical amplifier packaging structure |
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| CN110927902B true CN110927902B (en) | 2021-02-02 |
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| US10749309B2 (en) * | 2015-03-19 | 2020-08-18 | Ii-Vi Incorporated | Compact optical fiber amplifier |
| CN105049123B (en) * | 2015-07-01 | 2017-12-22 | 武汉光迅科技股份有限公司 | Share the two-way distant pump Transmission system of remote gain unit |
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|---|---|---|---|---|
| JPH10232321A (en) * | 1997-02-20 | 1998-09-02 | Sumitomo Electric Ind Ltd | Optical wiring member and wiring method |
| CN1788397A (en) * | 2002-11-19 | 2006-06-14 | 雷德斯凯萨布斯有限公司 | Optical amplifier module housed in a universal cable joint for an undersea optical transmission system |
| CN101283490A (en) * | 2005-05-13 | 2008-10-08 | 红天海底有限公司 | Articulating optical repeater for an undersea optical transmission system |
| CN101965531A (en) * | 2008-01-09 | 2011-02-02 | Adc电信公司 | Be suitable for being assemblied in the wall case at place, communication cable span centre on-position |
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