CN110632724A - Dynamic and static submarine optical cable joint box - Google Patents
Dynamic and static submarine optical cable joint box Download PDFInfo
- Publication number
- CN110632724A CN110632724A CN201911050600.8A CN201911050600A CN110632724A CN 110632724 A CN110632724 A CN 110632724A CN 201911050600 A CN201911050600 A CN 201911050600A CN 110632724 A CN110632724 A CN 110632724A
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- Prior art keywords
- dynamic
- optical cable
- static
- submarine optical
- cable
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- 230000003287 optical effect Effects 0.000 title claims abstract description 81
- 230000003068 static effect Effects 0.000 title claims abstract description 63
- 238000007789 sealing Methods 0.000 claims abstract description 33
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 29
- 239000010959 steel Substances 0.000 claims abstract description 29
- 239000013307 optical fiber Substances 0.000 claims abstract description 27
- 238000005452 bending Methods 0.000 claims abstract description 12
- 239000003292 glue Substances 0.000 claims abstract description 11
- 239000000835 fiber Substances 0.000 claims description 6
- 239000010405 anode material Substances 0.000 claims description 4
- 238000003825 pressing Methods 0.000 claims description 2
- 238000013461 design Methods 0.000 abstract description 6
- 238000010276 construction Methods 0.000 abstract description 5
- 230000010354 integration Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 229910001039 duplex stainless steel Inorganic materials 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007526 fusion splicing Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
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
- G02B6/4429—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
-
- 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
- G02B6/4446—Cable boxes, e.g. splicing boxes with two or more multi fibre cables
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Cable Accessories (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Abstract
The invention discloses a dynamic and static submarine optical cable joint box which comprises a barrel, a steel wire pressure armor device and a bending preventer, wherein the bending preventer is respectively sleeved on one side of the end parts of a dynamic submarine optical cable and a static submarine optical cable, the dynamic submarine optical cable is locked and arranged on the barrel in a glue pouring mode, the static submarine optical cable is correspondingly arranged on the barrel through the steel wire pressure armor device, the barrel is arranged in a Harvard structure, an optical fiber box is correspondingly arranged in the barrel, and cable cores of the dynamic submarine optical cable and the static submarine optical cable penetrate through the barrel and the optical fiber box and are welded in the optical fiber box. The invention reduces the cost; the fast integration capability of the product is realized; the optical fiber box sealing mode is adopted, the structural size of the product is reduced, and the construction is easy; the dynamic submarine optical cable steel wire locking is realized by adopting a glue pouring mode, the static submarine optical cable steel wire locking is realized by adopting a pressure armour mode, and the torsion of the static cable is prevented from damaging the dynamic balance state of the dynamic cable by adopting a mechanical structure design.
Description
Technical Field
The invention relates to a dynamic and static submarine optical cable joint box.
Background
The dynamic submarine optical cable is a life line for connecting the floating platform and the underwater production system, provides optical fiber information for the underwater production system of the offshore oil production platform, and provides a data transmission channel for the underwater production system. The dynamic submarine optical cable is used as a special signal transmission medium and plays an indispensable role in various fields, but the dynamic submarine optical cable is expensive and not suitable for long-distance use, and the dynamic submarine optical cable is usually matched with the static submarine optical cable for use, so the dynamic submarine optical cable and the static submarine optical cable need to be mechanically connected, and the dynamic submarine optical cable joint box is designed according to the design. The main functions of the dynamic and static submarine optical cable joint box are as follows:
1. the connection between the dynamic cable in the suspended water body and the static cable of the seabed section is realized, and the underwater sensor, the detection device and the production facility transmit communication data and transmit electric energy together;
2. by using the dynamic and static adapter coupling box, the length of the submarine cable can be prolonged, the whole section is prevented from using a dynamic cable, and the system cost is reduced;
3. the torsional stress concentrated on the static cable is transmitted through the mechanical structure, so that the twisting failure of the submarine cable is avoided
The existing dynamic and static submarine optical cable joint box technology has the following defects due to the lack of structure and functional design:
(1) the existing joint box is made of 2507 duplex stainless steel, so that the price of the material is high, and the processing is difficult;
(2) the fixing mode of the pressure armor steel wire is only suitable for stretching resistance in a static environment, but fatigue failure is easy to occur under the action of a force value exceeding 6 tons in a dynamic environment;
(3) the tensile strength generated in the laying process is high, the existing joint box cannot meet the laying strength requirement of the submarine optical cable, and high construction risk exists;
(4) the whole structure is suitable for the connection of the static submarine optical cable, and the dynamic balance failure of the dynamic submarine optical cable can be caused.
Disclosure of Invention
The invention aims to provide a method for reducing cost; the fast integration capability of the product is realized; the optical fiber box sealing mode is adopted, the structural size of the product is reduced, and the construction is easy; the dynamic and static submarine optical cable joint box adopts a glue filling mode to realize dynamic submarine optical cable steel wire locking, adopts a armor pressing mode to realize static submarine optical cable steel wire locking, and adopts a mechanical structure design to prevent the torsion of a static cable from damaging the dynamic balance state of the dynamic cable.
The invention adopts the technical scheme that the dynamic and static submarine optical cable joint box is used for connecting a dynamic submarine optical cable and a static submarine optical cable and comprises a cylinder, a steel wire pressure armor device and a bending resistance device, wherein the bending resistance device is respectively sleeved at one side of the end parts of the dynamic submarine optical cable and the static submarine optical cable, the dynamic submarine optical cable is locked and arranged on the cylinder in a glue pouring mode, the static submarine optical cable is correspondingly arranged on the cylinder through the steel wire pressure armor device, the cylinder is arranged in a Harvard structure, an optical fiber box is correspondingly arranged in the cylinder, and cable cores of the dynamic submarine optical cable and the static submarine optical cable penetrate through the cylinder and the optical fiber box and are welded in the optical fiber box.
In a preferred embodiment of the invention, the outer surface of the cylinder is covered and fixed with a sacrificial anode material.
In a preferred embodiment of the invention, the steel wire pressure armor device is used for clamping and fixing two layers of armored steel wire pressure armor of the static submarine optical cable.
In a preferred embodiment of the invention, the cylinder and the steel wire pressure armor device are connected in a screw locking mode.
In a preferred embodiment of the invention, the fiber optic cabinet includes a sealed cabinet body and a one-sided cabinet cover.
In a preferred embodiment of the present invention, the sealing box body is sealed with the box cover at one side of the opening by an O-ring.
In a preferred embodiment of the present invention, two ends of the sealing box body are respectively sealed with the locking screw cap by a conical sealing ring.
In a preferred embodiment of the present invention, a cavity of the sealed box body is filled with a fiber paste.
In a preferred embodiment of the present invention, two ends of the sealing box body are respectively sealed with the locking screw cap by a conical sealing ring.
In a preferred embodiment of the present invention, a cavity of the sealed box body is filled with a fiber paste.
The invention relates to a dynamic and static submarine optical cable joint box, which adopts a sacrificial anode mode, thereby reducing the cost; the fast integration capability of the product is realized by adopting a Harvard type cylinder structure; the optical fiber box sealing mode is adopted, the sealing links are reduced, the optical fiber box directly acts on the sealing element, the structural size of the product is reduced to a greater extent, and the construction is easy; the dynamic submarine optical cable steel wire locking is realized by adopting a glue pouring mode, the static submarine optical cable steel wire locking is realized by adopting a pressure armour mode, and the torsion of the static cable is prevented from damaging the dynamic balance state of the dynamic cable by adopting a mechanical structure design.
Drawings
FIG. 1 is a schematic structural view of a preferred embodiment of a dynamic and static submarine cable joint enclosure according to the present invention;
fig. 2 is an exploded view of the fiber optic cassette of fig. 1.
Detailed Description
The following detailed description of the preferred embodiments of the present invention is provided to enable those skilled in the art to more readily understand the advantages and features of the present invention, and to clearly and unequivocally define the scope of the present invention.
The invention relates to a dynamic and static submarine cable joint box, as shown in figure 1, a bending resistance device 3 is respectively sleeved on the connecting end side of a dynamic submarine cable 1 and a static submarine cable 2, the bending degree of the dynamic submarine cable 1 and the static submarine cable 2 is effectively ensured, the end part of the static submarine cable 2 is respectively clamped and fixed on a cylinder body 5 through a steel wire pressure armor device 4 realized by two layers of armor steel wire pressure armor, the steel wire pressure armor device 4 is fixed through a screw locking mode, the dynamic submarine cable 1 adopts a glue filling 11 mode to realize the steel wire locking of the dynamic submarine cable 1 at the connecting end of the cylinder body, the steel wire pressure armor device is only used for realizing the fixing of two layers of armor steel wires, the glue filling is due to a multilayer armor structure of the dynamic submarine cable end, the cost and the operation are saved, the tensile strength can reach more than 95% of the body strength, the integration is simple and convenient, the torsion transmission of the dynamic submarine optical cable 1 and the static submarine optical cable 2 is realized, and meanwhile, the barrel 5 covers the sacrificial anode material and is fixed on the outer surface, so that the service life requirement of the material is ensured.
As shown in fig. 2, the optical fiber box is fixed in the barrel 5 through a support plate (not shown in the drawing), so that when the cable end of the static submarine optical cable is twisted, the torsion transmitted by mechanical structures such as the support plate weakens the torsion, the torsion is reduced to be insufficient to influence the dynamic balance state of the dynamic submarine optical cable, and meanwhile, the torsion strength of the multilayer armor structure of the dynamic submarine optical cable is far greater than the torsion of the two-layer armor structure, so that the dynamic balance state is not influenced, and the torsion balance of a dynamic system is ensured.
The optical fiber box comprises a sealing box body 6 and a box cover 7 on one side, wherein the sealing box body 6 is sealed with the box cover 7 on one side of an opening through an O-shaped sealing ring 8, different sealing grade requirements of a system can be guaranteed by adjusting the size and the specification of the O-shaped ring 8, the two sides of the sealing box body 6 are respectively sealed with a locking screw cover 10 through a conical sealing ring 9 at the connecting end of the dynamic submarine optical cable 1 and the static submarine optical cable 2, the sealing requirements of the dynamic submarine optical cable 1 and the static submarine optical cable 2 can be effectively met, and the cavity of the sealing box body 6 is internally sealed by filling fiber paste after fusion splicing of optical fibers in cable cores of the dynamic submarine optical cable 1 and the static submarine optical cable 2 to protect the optical fibers, so that the sealing of the cable cores of the dynamic submarine optical cable 1 and the static.
The glue pouring mode in the application realizes a mechanical structure for connecting and fixing the steel wires, ensures the tensile strength requirement in the laying process and prevents structural parts from slipping or being damaged; bending of the dynamic submarine optical cable and the static submarine optical cable is limited by adopting the structures of the bending resistors at the two ends of the dynamic submarine optical cable and the static submarine optical cable, so that the minimum bending radius of the dynamic submarine optical cable and the minimum bending radius of the static submarine optical cable are met; the corrosion resistance of the metal structure is ensured by using a sacrificial anode material on the outer surface of the cylinder body. The sealing structure adopts the optical fiber box for sealing, the conical sealing plug is used for sealing the cable core of the dynamic submarine optical cable and the cable core of the static submarine optical cable, the O-shaped sealing ring is used for sealing the box body of the optical fiber box, and meanwhile, after the optical fiber is welded, the optical fiber paste is filled and packaged for protecting the performance of the optical fiber, so that the service life of the optical fiber is effectively guaranteed, and the production cost of the splice box is greatly reduced. In order to meet the electrical performance test requirement of the whole structure, the structure of the glue pouring cylinder body is designed to realize the electrical contact connection of the steel wire and the cylinder body, and the electrical performance requirement of a product is met.
The connector box is suitable for connecting a dynamic submarine optical cable and a static submarine optical cable, and the maximum application water depth can reach 3000 m.
The signal transmission connection between the dynamic submarine optical cable and the static submarine optical cable between the floating platforms is realized, the dynamic balance state of the dynamic submarine optical cable system is kept, the laying strength is met, and the sealing performance is met.
The invention relates to a dynamic and static submarine optical cable joint box, which adopts a sacrificial anode mode, thereby reducing the cost; the fast integration capability of the product is realized by adopting a Harvard type cylinder structure; the optical fiber box sealing mode is adopted, the sealing links are reduced, the optical fiber box directly acts on the sealing element, the structural size of the product is reduced to a greater extent, and the construction is easy; the dynamic submarine optical cable steel wire locking is realized by adopting a glue pouring mode, the static submarine optical cable steel wire locking is realized by adopting a pressure armour mode, and the torsion of the static cable is prevented from damaging the dynamic balance state of the dynamic cable by adopting a mechanical structure design.
The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be made by those skilled in the art without inventive work within the technical scope of the present invention disclosed herein are intended to be covered by the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.
Claims (8)
1. A kind of dynamic and static submarine cable joint box, is used for the connection of the dynamic submarine cable and static submarine cable, including the cylinder, steel wire pressure armor put and bending resistance device, the said bending resistance device is set in the end one side of the said dynamic submarine cable and static submarine cable separately, characterized by that: the dynamic submarine optical cable is locked and arranged on the barrel in a glue pouring mode, the static submarine optical cable is correspondingly arranged on the barrel through a steel wire pressing armor device, the barrel is arranged in a Harvard structure, the optical fiber boxes are correspondingly arranged in the barrel, and cable cores of the dynamic submarine optical cable and the static submarine optical cable penetrate through the barrel and the optical fiber boxes and are welded in the optical fiber boxes.
2. The dynamic and static submarine optical cable joint box according to claim 1, wherein: and a sacrificial anode material is covered and fixed on the outer surface of the cylinder body.
3. The dynamic and static submarine optical cable joint box according to claim 1, wherein: the steel wire pressure armor device is used for clamping and fixing two layers of armor steel wire pressure armor of the static submarine optical cable.
4. The dynamic and static submarine optical cable joint box according to claim 1, wherein: the cylinder body is connected with the steel wire pressure armor device in a screw locking mode.
5. The dynamic and static submarine optical cable joint box according to claim 1, wherein: the optical fiber box comprises a sealed box body and a box cover on one side.
6. The dynamic and static submarine optical cable joint box according to claim 5, wherein: the sealing box body is sealed with the box cover through an O-shaped sealing ring at one side of the opening.
7. The dynamic and static submarine optical cable joint box according to claim 5, wherein: two ends of the sealing box body are respectively sealed with the locking screw cap correspondingly through the conical sealing ring.
8. The dynamic and static submarine optical cable joint box according to claim 5, wherein: and a cavity of the sealed box body is filled with fiber paste.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911050600.8A CN110632724A (en) | 2019-10-31 | 2019-10-31 | Dynamic and static submarine optical cable joint box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911050600.8A CN110632724A (en) | 2019-10-31 | 2019-10-31 | Dynamic and static submarine optical cable joint box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110632724A true CN110632724A (en) | 2019-12-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911050600.8A Pending CN110632724A (en) | 2019-10-31 | 2019-10-31 | Dynamic and static submarine optical cable joint box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110632724A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111292889A (en) * | 2020-02-20 | 2020-06-16 | 中天科技海缆有限公司 | Dynamic and static armored cable and manufacturing method thereof |
| CN111477393A (en) * | 2020-04-24 | 2020-07-31 | 中海石油(中国)有限公司 | Dynamic submarine cable and static submarine cable transition assembly and preparation method thereof |
| CN111899927A (en) * | 2020-07-16 | 2020-11-06 | 中天科技海缆有限公司 | Dynamic and static submarine cable with continuous cable core and production method thereof |
| CN112376960A (en) * | 2020-11-04 | 2021-02-19 | 江苏亨通海洋光网系统有限公司 | Submarine optical cable integrated management system |
| CN113376779A (en) * | 2021-06-28 | 2021-09-10 | 江苏亨通海洋光网系统有限公司 | Submarine optical cable system for improving application water depth of splitter |
| CN115201983A (en) * | 2022-08-16 | 2022-10-18 | 浙江大学 | Submarine optical cable splitter capable of being replaced and expanded quickly and used for submarine monitoring |
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| US6326550B1 (en) * | 2000-11-13 | 2001-12-04 | General Dynamics Advanced Technology Systems, Inc. | Cable seal |
| CN205544179U (en) * | 2016-03-21 | 2016-08-31 | 中天科技海缆有限公司 | Multilayer armoured cable maintains splice box |
| CN206023162U (en) * | 2016-08-29 | 2017-03-15 | 中天海洋系统有限公司 | A kind of connection seabed dynamic cable and the piecing devices of seabed static state cable |
| CN108933423A (en) * | 2017-05-25 | 2018-12-04 | 中天海洋系统有限公司 | Cable connector |
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| CN110212485A (en) * | 2019-06-21 | 2019-09-06 | 中天海洋系统有限公司 | Three core high-voltage undersea cable connector boxs of one kind and its installation method |
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| CN210720828U (en) * | 2019-10-31 | 2020-06-09 | 江苏亨通海洋光网系统有限公司 | Dynamic and static submarine optical cable joint box |
-
2019
- 2019-10-31 CN CN201911050600.8A patent/CN110632724A/en active Pending
Patent Citations (8)
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| US6326550B1 (en) * | 2000-11-13 | 2001-12-04 | General Dynamics Advanced Technology Systems, Inc. | Cable seal |
| CN205544179U (en) * | 2016-03-21 | 2016-08-31 | 中天科技海缆有限公司 | Multilayer armoured cable maintains splice box |
| CN206023162U (en) * | 2016-08-29 | 2017-03-15 | 中天海洋系统有限公司 | A kind of connection seabed dynamic cable and the piecing devices of seabed static state cable |
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| WO2019157660A1 (en) * | 2018-02-13 | 2019-08-22 | 华为技术有限公司 | Optical fiber connector, optical fiber adapter and optical fiber connection device |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111292889A (en) * | 2020-02-20 | 2020-06-16 | 中天科技海缆有限公司 | Dynamic and static armored cable and manufacturing method thereof |
| CN111477393A (en) * | 2020-04-24 | 2020-07-31 | 中海石油(中国)有限公司 | Dynamic submarine cable and static submarine cable transition assembly and preparation method thereof |
| CN111899927A (en) * | 2020-07-16 | 2020-11-06 | 中天科技海缆有限公司 | Dynamic and static submarine cable with continuous cable core and production method thereof |
| CN111899927B (en) * | 2020-07-16 | 2021-11-23 | 中天科技海缆股份有限公司 | Dynamic and static submarine cable with continuous cable core and production method thereof |
| WO2022011897A1 (en) * | 2020-07-16 | 2022-01-20 | 中天科技海缆股份有限公司 | Dynamic and static submarine cable with continuous wire core and production method therefor |
| CN112376960A (en) * | 2020-11-04 | 2021-02-19 | 江苏亨通海洋光网系统有限公司 | Submarine optical cable integrated management system |
| CN113376779A (en) * | 2021-06-28 | 2021-09-10 | 江苏亨通海洋光网系统有限公司 | Submarine optical cable system for improving application water depth of splitter |
| CN115201983A (en) * | 2022-08-16 | 2022-10-18 | 浙江大学 | Submarine optical cable splitter capable of being replaced and expanded quickly and used for submarine monitoring |
| CN115201983B (en) * | 2022-08-16 | 2023-12-08 | 浙江大学 | Submarine optical cable branching device capable of being replaced and expanded rapidly for submarine monitoring |
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