CN107910113B - Seabed photoelectric hybrid sensing optical cable - Google Patents
Seabed photoelectric hybrid sensing optical cable Download PDFInfo
- Publication number
- CN107910113B CN107910113B CN201711187802.8A CN201711187802A CN107910113B CN 107910113 B CN107910113 B CN 107910113B CN 201711187802 A CN201711187802 A CN 201711187802A CN 107910113 B CN107910113 B CN 107910113B
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- stainless steel
- hybrid
- armor layer
- sensing
- layer
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B9/00—Power cables
- H01B9/005—Power cables including optical transmission elements
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4415—Cables for special applications
- G02B6/4427—Pressure resistant cables, e.g. undersea cables
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- 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
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- 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
- H01B7/1875—Multi-layer sheaths
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- 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
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Communication Cables (AREA)
- Insulated Conductors (AREA)
Abstract
The invention relates to a submarine photoelectric hybrid sensing optical cable which comprises an inner sheath, wherein optical fibers are sheathed in the inner sheath, and the submarine photoelectric hybrid sensing optical cable is characterized in that a stainless steel strand layer is coated outside the inner sheath, an outer sheath is coated outside the stainless steel strand layer, a hybrid armor layer is arranged outside the outer sheath, the hybrid armor layer comprises stainless steel wires and stainless steel thin sleeves, the stainless steel wires and the stainless steel thin sleeves are arranged in a hybrid mode along the periphery of the outer sheath, one part of the stainless steel thin sleeves is sheathed with sensing optical fibers, the other part of the stainless steel thin sleeves is sheathed with wires with insulating layers, and the hybrid armor layer is coated with the stainless steel wire armor layer. The invention integrates sensing, communication and electric conduction, is convenient to lay and use, and has reasonable structure and high mechanical strength.
Description
Technical Field
The invention relates to a submarine photoelectric hybrid sensing optical cable for submarine laying, and belongs to the technical field of photoelectric communication and sensing.
Background
There is a need for a communication sensing optical cable having both a communication function and a sensing function in an undersea observation network, and a power transmission cable that is required to supply power to undersea observation equipment. The conventional use mode needs to lay a plurality of cables such as a communication cable, a sensing cable and a power supply cable respectively. The plurality of cables not only bring great workload and inconvenience to construction, use and maintenance, but also cause the waste of cable protection materials.
Disclosure of Invention
The invention aims to solve the technical problem of providing a submarine photoelectric hybrid sensing optical cable aiming at the defects in the prior art, which integrates sensing, communication and electric conduction, is convenient to lay and use, and has reasonable structure and high mechanical strength.
The technical scheme adopted by the invention for solving the problems is as follows: the sensor optical fiber sensor comprises an inner sheath, optical fibers are sheathed in the inner sheath, and the sensor optical fiber sensor is characterized in that a stainless steel strand layer is coated outside the inner sheath, an outer sheath is coated outside the stainless steel strand layer, a mixed armor layer is arranged outside the outer sheath, the mixed armor layer comprises a stainless steel wire and a stainless steel thin sleeve, the stainless steel wire and the stainless steel thin sleeve are mixed and arranged along the periphery of the outer sheath, a sensing optical fiber is sheathed in one part of the stainless steel thin sleeve, a wire with an insulating layer is sheathed in the other part of the stainless steel thin sleeve, and the stainless steel wire armor layer is coated outside the mixed armor layer.
According to the scheme, the inner sheath is a stainless steel pipe or a stainless steel corrugated pipe.
According to the scheme, the optical fiber sleeved in the inner sheath is the tight-sleeved optical fiber, and the tight-sleeved optical fiber comprises the communication optical fiber and the sensing optical fiber.
According to the scheme, the stainless steel stranded wire layer is single-layer or double-layer, and the diameter of the steel wire of the stainless steel stranded wire layer is 0.5-6.5 mm.
According to the scheme, the outer sheath is a polyethylene outer sheath.
According to the scheme, the stainless steel wire armor layer is stranded and coated outside the mixed armor layer, and the diameter of the steel wire of the stainless steel wire armor layer is 0.5-6.5 mm.
According to the scheme, the number of the stainless steel thin sleeves sleeved with the sensing optical fibers is 2-4, and the number of the stainless steel thin sleeves sleeved with the conducting wires is 2-4.
The invention has the beneficial effects that: 1. the sensor integrates sensing, communication and electric conduction, has the functions of communication, sensing and electric power transmission, is convenient to lay and use, and can reduce the workload of submarine cable construction and equipment maintenance; 2. the structure is reasonably arranged, and the multilayer stainless steel wire armor layers are arranged, so that the mechanical strength is high, and the steel wire armor layer is easy to drag and sink into the seabed; 3. the sensing optical fiber is arranged in the middle mixed armor layer, so that the sensing optical fiber has excellent sensing performance and protective performance, and the communication optical fiber is arranged in the center of the optical cable, so that the safety and reliability of the optical cable are further enhanced.
Drawings
FIG. 1 is a cross-sectional view of a radial configuration of one embodiment of the present invention.
Fig. 2 is a cross-sectional view of a radial structure of another embodiment of the present invention.
Detailed Description
One embodiment of the invention is shown in fig. 1, and comprises an inner sheath 2, wherein an optical fiber 1 is sheathed in the inner sheath, the inner sheath is formed by a stainless steel pipe, the optical fiber sheathed in the inner sheath is a tight-sheathed optical fiber, and the tight-sheathed optical fiber comprises a communication optical fiber and a sensing optical fiber. And a stainless steel stranded wire layer 3 is coated outside the inner sheath, and the diameter of a steel wire of the stainless steel stranded wire layer is 3 mm. An outer sheath 7 is covered outside the stainless steel stranded wire layer, and the outer sheath is a polyethylene outer sheath. A mixed armor layer 8 is arranged outside the outer sheath, the mixed armor layer comprises stainless steel wires and stainless steel thin sleeves, the stainless steel wires and the stainless steel thin sleeves are arranged along the periphery of the outer sheath in a mixed mode, sensing optical fibers 5 and wires 4 with insulating layers are sleeved in the stainless steel thin sleeves, 3 stainless steel thin sleeves sleeved with the sensing optical fibers are arranged, and 2 stainless steel thin sleeves sleeved with the wires with the insulating layers are arranged; the stainless steel wire armor layer is wrapped outside the mixed armor layer, the stainless steel wire armor layer is tightly twisted and wrapped outside the mixed armor layer, and the diameter of a steel wire of the stainless steel wire armor layer is 4 mm.
Another embodiment of the present invention is shown in fig. 2, which is different from the previous embodiment in that the stainless steel strand layer 3 is provided with double layers, and the other structure is the same as the previous embodiment.
Claims (5)
1. A submarine photoelectric hybrid sensing optical cable comprises an inner sheath, wherein optical fibers are sheathed in the inner sheath, and the submarine photoelectric hybrid sensing optical cable is characterized in that a stainless steel strand layer is coated outside the inner sheath, an outer sheath is coated outside the stainless steel strand layer, a hybrid armor layer is arranged outside the outer sheath, the hybrid armor layer comprises stainless steel wires and stainless steel thin sleeves, the stainless steel wires and the stainless steel thin sleeves are arranged along the periphery of the outer sheath in a hybrid manner, one part of the stainless steel thin sleeves is sheathed with sensing optical fibers, the other part of the stainless steel thin sleeves is sheathed with wires with insulating layers, and the hybrid armor layer is coated with the stainless steel wire armor layer; the inner sheath is a stainless steel pipe or a stainless steel corrugated pipe; the optical fiber sleeved in the inner sheath is a tight-sleeved optical fiber, and the tight-sleeved optical fiber comprises a communication optical fiber and a sensing optical fiber.
2. The undersea hybrid optoelectronic sensing cable according to claim 1, wherein said stainless steel strand layer is single-layered or double-layered, and a wire diameter of said stainless steel strand layer is 0.5 to 6.5 mm.
3. The undersea hybrid opto-electronic sensing cable as defined in claim 1 or 2 wherein said outer jacket is a polyethylene outer jacket.
4. The undersea hybrid electro-optical sensing cable according to claim 1 or 2, wherein the stainless steel wire armor layer is stranded and coated outside the hybrid armor layer, and a wire diameter of the stainless steel wire armor layer is 0.5 to 6.5 mm.
5. The submarine photoelectric hybrid sensing optical cable according to claim 1 or 2, wherein the number of the stainless steel thin sleeves on which the sensing optical fibers are sleeved is 2-4, and the number of the stainless steel thin sleeves on which the conducting wires are sleeved is 2-4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711187802.8A CN107910113B (en) | 2017-11-24 | 2017-11-24 | Seabed photoelectric hybrid sensing optical cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711187802.8A CN107910113B (en) | 2017-11-24 | 2017-11-24 | Seabed photoelectric hybrid sensing optical cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107910113A CN107910113A (en) | 2018-04-13 |
| CN107910113B true CN107910113B (en) | 2020-04-21 |
Family
ID=61847541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711187802.8A Active CN107910113B (en) | 2017-11-24 | 2017-11-24 | Seabed photoelectric hybrid sensing optical cable |
Country Status (1)
| Country | Link |
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| CN (1) | CN107910113B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109545468A (en) * | 2018-12-13 | 2019-03-29 | 山东希尔电缆有限公司 | Photoelectric composite charging detection cable |
| CN111292883B (en) * | 2020-02-17 | 2021-11-30 | 中天科技海缆股份有限公司 | Light-duty nonmetal armor submarine cable |
| CN111443444A (en) * | 2020-03-19 | 2020-07-24 | 烽火通信科技股份有限公司 | Sensing communication composite optical cable and manufacturing method thereof |
| CN111681828B (en) * | 2020-04-29 | 2022-05-03 | 江苏亨通海洋光网***有限公司 | Composite submarine cable |
| CN112630125B (en) * | 2020-12-21 | 2023-06-27 | 中天科技海缆股份有限公司 | Submarine optical cable and equipment for submarine optical cable water seepage test |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102074301A (en) * | 2010-12-29 | 2011-05-25 | 中天日立光缆有限公司 | Intelligent photoelectric hybrid detecting optical cable and production method thereof |
| US8433165B2 (en) * | 2010-07-06 | 2013-04-30 | Hon Hai Precision Ind. Co., Ltd. | Optical-electrical hybrid transmission cable |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102737779A (en) * | 2012-07-05 | 2012-10-17 | 中天科技海缆有限公司 | Intensive undersea optical cable applicable to remote intelligent monitoring system |
| CN105405507A (en) * | 2015-12-08 | 2016-03-16 | 江苏荣宜电缆有限公司 | Reinforced high-power optical fibre composite control cable |
| CN105974544A (en) * | 2016-07-25 | 2016-09-28 | 长飞光纤光缆股份有限公司 | Sensing-communication composite optical cable |
-
2017
- 2017-11-24 CN CN201711187802.8A patent/CN107910113B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8433165B2 (en) * | 2010-07-06 | 2013-04-30 | Hon Hai Precision Ind. Co., Ltd. | Optical-electrical hybrid transmission cable |
| CN102074301A (en) * | 2010-12-29 | 2011-05-25 | 中天日立光缆有限公司 | Intelligent photoelectric hybrid detecting optical cable and production method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107910113A (en) | 2018-04-13 |
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