CN105976920A - Multi-core self-cooling high-strength optical fiber composite cable - Google Patents
Multi-core self-cooling high-strength optical fiber composite cable Download PDFInfo
- Publication number
- CN105976920A CN105976920A CN201610498223.4A CN201610498223A CN105976920A CN 105976920 A CN105976920 A CN 105976920A CN 201610498223 A CN201610498223 A CN 201610498223A CN 105976920 A CN105976920 A CN 105976920A
- Authority
- CN
- China
- Prior art keywords
- optical fiber
- composite cable
- thickness
- fiber composite
- cable
- 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.)
- Pending
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
- G02B6/443—Protective covering
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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
- H01B7/20—Metal tubes, e.g. lead sheaths
- H01B7/205—Metal tubes, e.g. lead sheaths composed of aluminium
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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
- H01B7/40—Insulated conductors or cables characterised by their form with arrangements for facilitating mounting or securing
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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
- H01B7/42—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction
- H01B7/421—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction for heat dissipation
- H01B7/423—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction for heat dissipation using a cooling fluid
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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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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B9/00—Power cables
- H01B9/02—Power cables with screens or conductive layers, e.g. for avoiding large potential gradients
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Insulated Conductors (AREA)
Abstract
The invention discloses a multi-core self-cooling high-strength optical fiber composite cable, and the center of the cable is provided with a reinforcing filling body formed by glass silks. The reinforcing filling body is provided with three first circular holes, and the interior of each first circular hole is provided with an insulating optical fiber composite cable core. A fireproof layer with the thickness from 2mm to 3mm is disposed outside the reinforcing filling body, and a metal armored layer with the thickness from 2mm to 3mm is disposed outside the fireproof layer. A stress control tube with the thickness from 4mm to 6mm is disposed outside the metal armored layer, and a cooling pipe containing cooling liquid is disposed outside the stress control tube. An aluminum sheath with the thickness from 2mm to 3mm is disposed outside the cooling pipe in an extruding wrapping manner. The stress control tube is provided with two symmetric second circular holes, and the interior of each second circular hole is provided with a group of standby optical fiber units. The cable improves the capability of an optical fiber in bearing tension and pressure, improves the safety in a normal use process, prolongs the service life, greatly reduces the operation cost of a power system, has a self-cooling function, and guarantees the performances.
Description
Technical field
The present invention relates to power cable field, refer in particular to a kind of multicore from cooling high strength optical fiber composite cable.
Background technology
Along with the development of society, high strength optical fiber power cable is fusion light unit in traditional power cable, is a kind of cable with electric power and optic communication transmittability, completes laying of optical cable while cabling.Photoelectric unification, while transmission electric energy, can realize the transmission of same net signal, and can on-line checking line work state.
Along with national grid and south electric network strengthen the construction to intelligent grid, in addition to backbone network builds high pressure, supertension large capacity transmission circuit energetically, power optical fiber is tried hard to recommend to family at user side, what optical cable used is all nonmetallic materials, therefore optical fiber low-voltage cable light unit during manufacturing and using easily is damaged by external forces, cause the optical fiber low-voltage cable cannot be properly functioning, even scrap；It addition, present technology will not oneself heat radiation.
Summary of the invention
The technical problem to be solved there is provided a kind of multicore cooling high strength optical fiber composite cable certainly, the service life improved cable safety during normal use with extend cable, and is substantially reduced power system operation cost.
A kind of multicore of the present invention is from cooling high strength optical fiber composite cable, the center of described cable is provided with the reinforcing obturator being made up of glass fiber, reinforce obturator and be provided with three the first circular holes, it is provided with insulating optical fiber compound wire core in each first circular hole, it is externally provided with the flame retardant coating that thickness is 2-3mm reinforcing obturator, flame retardant coating is externally provided with the metal armor layers that thickness is 2-3mm, metal armor layers is externally provided with the stress control tube that thickness is 4-6mm, stress control tube is externally provided with the cooling tube equipped with coolant, extrudes the aluminium sheath that thickness is 2-3mm outside cooling tube；Described stress control tube is provided with two the second symmetrical circular holes, is provided with as one group of standby fiber unit in the second circular hole.
Improving further, described insulating optical fiber compound wire core is formed by fiber unit is stranded with the insulated wire cores being arranged on outside fiber unit.
Improving further, described fiber unit is made up of optical fiber and the steel Loose tube that is located at outside fiber unit.
Improving further, insulating barrier that described insulated wire cores by conductor, is extruded in outside conductor and the insulation screen being extruded in outside insulating barrier are constituted.
Improving further, the internal diameter size of the first described circular hole is identical with the external diameter size of insulation screen.
Improving further, the internal diameter size of the second described circular hole is identical with the external diameter size of steel Loose tube.
The beneficial effects of the present invention is:
1, the present invention is coated with layer of metal conductive monofilament at armor of cable outer cladding after optical fiber cladding steel Loose tube, makes light unit obtain three-layer metal protection, thus solves optical fiber easily by problem that external force is impaired；All it is coated with a light unit in each conductor, it is ensured that the uniform force of every light unit, thus reaches the stability of structure；The combination of light unit and power wire core is prone to residential quarter electric energy and signal equipment lays simultaneously, reduces construction workload, decreases the construction period, has saved construction costs, reduces cost.
2, the present invention is provided with stress control tube, it is that a kind of specific insulation is moderate, the heat-shrinkable tube of the special electrical parameter that dielectric constant is bigger, electric parameter is utilized to force the stress evacuating of insulation shield incision position to become along the more uniform distribution of stress tube, process electric stress concentration problem in cable, and control to alleviate electric field stress and concentrate, light, install easily, performance good.
3, the present invention is provided with one group of standby fiber unit in stress control tube so that in cable core a certain or during multifiber cisco unity malfunction, can substitute for its work, facilitates the normal use of cable.
4, the present invention is provided with reinforcing obturator, and is fixed insulating optical fiber compound wire core by circular hole so that be not susceptible to displacement, and also plays the effect of filling, and glass fiber will not burn, and will not produce harmful substance.
5, cable jacket is that metallic aluminium is made, and will not burn, even if also will not produce any harmful gas under flame condition, and ensure that other layers in cable are not burned.
6, the present invention is provided with cooling tube, balance will be reached around the whole circumference of cooling tube by the heat transfer of the wall of cooling tube, and realize the cooling liquid that efficient heat is delivered to be disposed in cooling tube so that the heat minimizing that cable is overall, reduce kelvin effect.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Detailed description of the invention
As shown in Figure 1, one multicore of the present invention is from cooling high strength optical fiber composite cable, the center of described cable is provided with the reinforcing obturator 1 being made up of glass fiber, reinforce obturator and be provided with three the first circular holes, being provided with insulating optical fiber compound wire core in each first circular hole, described insulating optical fiber compound wire core is formed by fiber unit is stranded with the insulated wire cores being arranged on outside fiber unit；Wherein, fiber unit is made up of optical fiber 2 and the steel Loose tube 3 that is located at outside fiber unit；Insulating barrier 5 that described insulated wire cores by conductor 4, is extruded in outside conductor and the insulation screen 6 being extruded in outside insulating barrier are constituted.
Then, it is externally provided with the flame retardant coating 7 that thickness is 2-3mm reinforcing obturator, flame retardant coating is externally provided with the metal armor layers 8 that thickness is 2-3mm, metal armor layers is externally provided with the stress control tube 9 that thickness is 4-6mm, stress control tube is externally provided with the cooling tube 10 equipped with coolant, extrudes the aluminium sheath 11 that thickness is 2-3mm outside cooling tube；Described stress control tube is provided with two the second symmetrical circular holes, is provided with as one group of standby fiber unit in the second circular hole.
So that core is not susceptible to displacement or loosens, the internal diameter size of the first described circular hole is identical with the external diameter size of insulation screen.
So that standby fiber unit is not susceptible to displacement or loosens, the internal diameter size of the second described circular hole is identical with the external diameter size of steel Loose tube.
The invention provides a kind of multicore thinking from cooling high strength optical fiber composite cable and method; the method and the approach that implement this technical scheme are a lot; the above is only the preferred embodiment of the present invention; should be understood that; for those skilled in the art; under the premise without departing from the principles of the invention, it is also possible to make some improvements and modifications, these improvements and modifications also should be regarded as protection scope of the present invention.Each component part the clearest and the most definite in the present embodiment all can use prior art to be realized.
Claims (6)
1. a multicore is from cooling high strength optical fiber composite cable, it is characterized in that: the center of described cable is provided with the reinforcing obturator being made up of glass fiber, reinforce obturator and be provided with three the first circular holes, it is provided with insulating optical fiber compound wire core in each first circular hole, it is externally provided with the flame retardant coating that thickness is 2-3mm reinforcing obturator, flame retardant coating is externally provided with the metal armor layers that thickness is 2-3mm, metal armor layers is externally provided with the stress control tube that thickness is 4-6mm, stress control tube is externally provided with the cooling tube equipped with coolant, extrudes the aluminium sheath that thickness is 2-3mm outside cooling tube；Described stress control tube is provided with two the second symmetrical circular holes, is provided with as one group of standby fiber unit in the second circular hole.
Multicore the most according to claim 1 is from cooling high strength optical fiber composite cable, it is characterised in that: described insulating optical fiber compound wire core is formed by fiber unit is stranded with the insulated wire cores being arranged on outside fiber unit.
Multicore the most according to claim 1 and 2 is from cooling high strength optical fiber composite cable, it is characterised in that: described fiber unit is made up of optical fiber and the steel Loose tube that is located at outside fiber unit.
Multicore the most according to claim 2 is from cooling high strength optical fiber composite cable, it is characterised in that: insulating barrier that described insulated wire cores by conductor, is extruded in outside conductor and the insulation screen being extruded in outside insulating barrier are constituted.
Multicore the most according to claim 1 is from cooling high strength optical fiber composite cable, it is characterised in that: the internal diameter size of the first described circular hole is identical with the external diameter size of insulation screen.
Multicore the most according to claim 1 is from cooling high strength optical fiber composite cable, it is characterised in that: the internal diameter size of the second described circular hole is identical with the external diameter size of steel Loose tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610498223.4A CN105976920A (en) | 2016-06-30 | 2016-06-30 | Multi-core self-cooling high-strength optical fiber composite cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610498223.4A CN105976920A (en) | 2016-06-30 | 2016-06-30 | Multi-core self-cooling high-strength optical fiber composite cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105976920A true CN105976920A (en) | 2016-09-28 |
Family
ID=57019827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610498223.4A Pending CN105976920A (en) | 2016-06-30 | 2016-06-30 | Multi-core self-cooling high-strength optical fiber composite cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105976920A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110473661A (en) * | 2019-09-10 | 2019-11-19 | 远东电缆有限公司 | A kind of high-power charging pile cable and its production technology |
| WO2022262427A1 (en) * | 2021-06-16 | 2022-12-22 | 华为技术有限公司 | Optical cable |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001052539A (en) * | 1999-08-09 | 2001-02-23 | Furukawa Electric Co Ltd:The | Electrical/optical composite cable |
| CN201886824U (en) * | 2010-09-14 | 2011-06-29 | 江苏远方电缆厂有限公司 | Photoelectric composite medium-pressure fire-proof cable |
| CN202159530U (en) * | 2011-07-26 | 2012-03-07 | 远东电缆有限公司 | Ultrahigh pressure intelligent photoelectric composite cable |
| CN104134494A (en) * | 2014-08-15 | 2014-11-05 | 无锡联创薄板有限公司 | Novel photoelectric composite armoring low-voltage cable |
| CN105321620A (en) * | 2015-10-23 | 2016-02-10 | 无锡市长城电线电缆有限公司 | 500kV crosslinked polyethylene insulated optical fiber power cable for temperature measurement |
| CN105405524A (en) * | 2015-12-22 | 2016-03-16 | 上海朗达电缆（集团）有限公司 | Fire-resistant optical fiber composite medium-voltage cable and manufacturing process of fire-resistant optical fiber composite medium-voltage cable |
| CN105462083A (en) * | 2016-01-05 | 2016-04-06 | 长园电子（东莞）有限公司 | 1E-grade K1 type thermal shrinkage electrical stress control tube for nuclear power station and preparation method of 1E-grade K1 type thermal shrinkage electrical stress control tube |
-
2016
- 2016-06-30 CN CN201610498223.4A patent/CN105976920A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001052539A (en) * | 1999-08-09 | 2001-02-23 | Furukawa Electric Co Ltd:The | Electrical/optical composite cable |
| CN201886824U (en) * | 2010-09-14 | 2011-06-29 | 江苏远方电缆厂有限公司 | Photoelectric composite medium-pressure fire-proof cable |
| CN202159530U (en) * | 2011-07-26 | 2012-03-07 | 远东电缆有限公司 | Ultrahigh pressure intelligent photoelectric composite cable |
| CN104134494A (en) * | 2014-08-15 | 2014-11-05 | 无锡联创薄板有限公司 | Novel photoelectric composite armoring low-voltage cable |
| CN105321620A (en) * | 2015-10-23 | 2016-02-10 | 无锡市长城电线电缆有限公司 | 500kV crosslinked polyethylene insulated optical fiber power cable for temperature measurement |
| CN105405524A (en) * | 2015-12-22 | 2016-03-16 | 上海朗达电缆（集团）有限公司 | Fire-resistant optical fiber composite medium-voltage cable and manufacturing process of fire-resistant optical fiber composite medium-voltage cable |
| CN105462083A (en) * | 2016-01-05 | 2016-04-06 | 长园电子（东莞）有限公司 | 1E-grade K1 type thermal shrinkage electrical stress control tube for nuclear power station and preparation method of 1E-grade K1 type thermal shrinkage electrical stress control tube |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110473661A (en) * | 2019-09-10 | 2019-11-19 | 远东电缆有限公司 | A kind of high-power charging pile cable and its production technology |
| WO2022262427A1 (en) * | 2021-06-16 | 2022-12-22 | 华为技术有限公司 | Optical cable |
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| PB01 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication | ||
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Application publication date: 20160928 |