CN102915807A - Optical fiber composite aerial insulated cable and production method thereof - Google Patents
Optical fiber composite aerial insulated cable and production method thereof Download PDFInfo
- Publication number
- CN102915807A CN102915807A CN2012104557513A CN201210455751A CN102915807A CN 102915807 A CN102915807 A CN 102915807A CN 2012104557513 A CN2012104557513 A CN 2012104557513A CN 201210455751 A CN201210455751 A CN 201210455751A CN 102915807 A CN102915807 A CN 102915807A
- Authority
- CN
- China
- Prior art keywords
- optical fiber
- stainless steel
- fiber composite
- cable
- composite overhead
- 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
Links
- 239000013307 optical fiber Substances 0.000 title claims abstract description 97
- 239000002131 composite material Substances 0.000 title claims abstract description 54
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 17
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 61
- 239000010935 stainless steel Substances 0.000 claims abstract description 61
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 29
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 29
- 239000004411 aluminium Substances 0.000 claims abstract description 29
- 239000004020 conductor Substances 0.000 claims abstract description 22
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 16
- 238000001125 extrusion Methods 0.000 claims abstract description 16
- 239000010959 steel Substances 0.000 claims abstract description 16
- 239000002674 ointment Substances 0.000 claims abstract description 13
- 238000009413 insulation Methods 0.000 claims abstract description 11
- 238000003466 welding Methods 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims abstract description 7
- 239000000835 fiber Substances 0.000 claims description 23
- 230000004888 barrier function Effects 0.000 claims description 10
- 229920003020 cross-linked polyethylene Polymers 0.000 claims description 6
- 239000004703 cross-linked polyethylene Substances 0.000 claims description 6
- 239000004065 semiconductor Substances 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 3
- 230000005684 electric field Effects 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 3
- 238000012946 outsourcing Methods 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 238000010791 quenching Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000005452 bending Methods 0.000 description 6
- 230000003287 optical effect Effects 0.000 description 5
- 238000004891 communication Methods 0.000 description 4
- 238000012546 transfer Methods 0.000 description 3
- 241000272165 Charadriidae Species 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- RRVPPYNAZJRZFR-VYOBOKEXSA-N 1-oleoyl-2-palmitoyl-sn-glycero-3-phosphocholine Chemical compound CCCCCCCCCCCCCCCC(=O)O[C@@H](COP([O-])(=O)OCC[N+](C)(C)C)COC(=O)CCCCCCC\C=C/CCCCCCCC RRVPPYNAZJRZFR-VYOBOKEXSA-N 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
Images
Landscapes
- Communication Cables (AREA)
Abstract
The invention relates to a 10kV and below optical fiber composite aerial insulated cable and a production method thereof. The optical fiber composite aerial insulated cable is mainly applied to urban power grids and comprises an optical fiber, an optical fiber ointment, a stainless steel pipe, hard aluminium wires, a conductor shielding layer and an insulating layer; the stainless steel pipe is internally provided with the optical fiber and is filled with the optical fiber ointment to form a stainless steel optical fiber unit; a plurality of layers of hard aluminium wires are twisted outside the stainless steel optical fiber unit to form the optical fiber composite aerial cable; the optical fiber composite aerial cable is covered by a layer of conductor shielding material to form a conductor shielding layer; and extrusion molding is carried out outside the conductor shielding layer to form the insulation layer of the optical fiber composite aerial insulated cable. The production method comprises the following steps of: (1) pulling and feeding a stainless steel belt into a steel pipe forming table; (2) slitting, longitudinally wrapping, leading the optical fiber into the stainless steel pipe, welding, drawing and dragging the stainless steel optical fiber unit after filling the optical fiber ointment to form a complete stainless steel optical fiber unit; (3) twisting the hard aluminium wires at the outer layer of the stainless steel optical fiber unit to manufacture the optical fiber composite aerial cable; (4) forming a conductor shielding layer; and (5) forming a cable insulating layer to manufacture the optical fiber composite aerial insulated cable.
Description
Technical field
What the present invention relates to is a kind of 10kV and following optical fiber composite overhead insulating cable and production method thereof, is mainly used in urban distribution network.
Background technology
The city uses the buried and built on stilts mode that combines to set up with cable and optical cable great majority, and along with urban construction speed is constantly accelerated, buried optical cable difficulty is increasing, and the use of built on stilts form is more and more.The optical fiber composite overhead insulated phase wires that occurs about 2005 has received that the favor of national grid department, this optical cable can realize that electric power carries, and can realize optical communication again.Because the repairing cycle is long, can't promote in the city always.
Present optical fiber composite overhead insulating cable on the market, all be as main, can realize simultaneously electric power transfer and optical fiber communication take insulated fiber-optical composite aerial phase line (insulation OPPC), but after being subjected to the disconnected cable of natural calamity, only change cable and could recover electric power transfer and optical fiber communication, repairing efficiency is very long.Therefore optical fiber composite overhead insulating cable is difficult to be accepted by urban distribution network department always.
Summary of the invention
The objective of the invention is provides a kind of optical fiber composite overhead insulating cable and production method thereof for above-mentioned weak point, the cable reparation after realizing fault in the short time, and guarantee simultaneously the unimpeded of electric power transfer and optical fiber communication.And this construction of cable is simple and easy, and bending property is fabulous, and the optical cable bending radius can reach 20cm.
A kind of optical fiber composite overhead insulating cable and production method thereof take following technical scheme to realize: a kind of optical fiber composite overhead insulating cable comprises optical fiber, optical fiber ointment, stainless steel tube, hard-drawn aluminium wire, conductor shield and insulating barrier.Optical fiber is housed in stainless steel tube, and is filled with optical fiber ointment, form the stainless steel fiber unit; Stranded some layers use stem reducing mould that every layer of hard-drawn aluminium wire pressed undergauge when stranded through the hard-drawn aluminium wire of overcompaction undergauge outside the stainless steel fiber unit, form the optical fiber composite overhead cable; At optical fiber composite overhead cable outsourcing layer of semiconductor shielding material, form conductor shield, be used for the electric field that forms after the shielded type cable energising; Extrusion molding thickness is the crosslinked polyethylene of 2～4mm, the insulation of weather-proof black outside conductor shield, forms the insulating barrier of optical fiber composite overhead insulating cable.
Described hard-drawn aluminium wire is provided with at least 3 layers.
Described stem reducing mould adopts commercially available drawing mould, and undergauge namely carries out the drawing diameter reduction to hard-drawn aluminium wire, with the reduced 0.5～2mm of optical fiber composite overhead cable, makes cable surface more even level and smooth, and conductor shield can be fitted uniformly with cable.
Described optical fiber is G657 optical fiber.
In described stainless steel tube, be placed with 24～36 optical fiber.
Stainless steel fiber unit external diameter is φ 3.0～φ 3.5mm.
A kind of production method of optical fiber composite overhead insulating cable comprises the steps:
1) stainless steel band is installed to steel band and put on the tape holder, by steel strip tractor stainless steel band is led and deliver to steel pipe forming platform place, the tension force of putting band will be stablized, and the phenomenon of shake can not be arranged.
2) at steel pipe forming platform place the resulting stainless steel band of step 1) divided and switch to the required width of mould, then be drawn in the steel tube forming mold that diameter is 4.4mm, indulge and be bundled into seamed stainless steel tube, simultaneously optical fiber is imported, will be filled into stainless-steel pipe through oil-filled pin by the optical fiber ointment that air pump adds 0.3Mpa pressure; Pass through again laser-beam welding machine, vertical sealing welding behind the vertical wrap molding of stainless steel band is complete, stainless steel fiber unit after welding is good, pass through drawing mould, carry out the multiple tracks drawing, multiple tracks drawing die caliber size is respectively diameter 3.8mm, 3.4mm and 3.0mm, has just become complete stainless steel fiber unit through wheeled hauling machine traction again.
3) with step 2) the stainless steel fiber unit that obtains is as the center, carries out strandedly with 3.0～3.5mm hard-drawn aluminium wire at the skin of stainless steel fiber unit, uses stem reducing mould that every layer of hard-drawn aluminium wire pressed undergauge when stranded, namely makes the optical fiber composite overhead cable.
4) the optical fiber composite overhead cable outer layer bag a layer thickness at the step 3) gained is the shield semiconductors material of 0.8mm～1mm, forms conductor shield, is used for the highfield that forms after the shielded type cable energising.
5) extrusion molding one deck crosslinked polyethylene, the insulation of weather-proof black outside the conductor shield of step 4), form cable insulation, the thickness of insulating barrier changes with the difference of electric pressure, is generally 2～4mm, namely makes optical fiber composite overhead insulating cable after extrusion molding is finished.
The belt tension of putting in the step 1) is 80～90N.
Step 2) the required stainless steel band width of mould is 15.5～16mm in, and thickness is 0.15～0.2mm.
For satisfying the requirement of electric pressure, described hard-drawn aluminium wire is provided with at least 3 layers in the step 3).The laying tension of hard-drawn aluminium wire is 8～10kg.
The temperature of extrusion molding is 200～250 ℃ in the step 5), and this temperature is poly heating-up temperature, and namely the temperature in the plastic extruding machine is used first 70～80 ℃ water quench behind the extrusion molding, then uses the normal-temperature water cooling.
Optical fiber composite overhead insulating cable of the present invention is reasonable in design, and manufacturing technique method is unique, but simple and reliable, practicality is good.The optical fiber composite overhead insulating cable of making through the present invention has following technical characterstic:
1, bending property is fabulous, and minimum bending radius can be to 20mm.The cable inner fiber uses bending loss insensitive single-mode fiber G657, and the minimum bending radius of this optical fiber can be to 5mm.
2, this optical fiber composite overhead insulating cable can use small-sized breakdown joint box to repair, thus when natural calamity causes disconnected cable, can within the extremely short time, finish the reparation of this optical fiber composite overhead insulating cable, fast quick-recovery electric power with communicate by letter unimpeded.
Description of drawings
The invention will be further described below with reference to accompanying drawing:
Fig. 1 is the structural representation of a kind of optical fiber composite overhead insulating cable of the present invention.
Among the figure: 1, optical fiber, 2, optical fiber ointment, 3, stainless steel tube, 4, hard-drawn aluminium wire, 5, conductor shield, 6, insulating barrier.
Embodiment
With reference to accompanying drawing 1, a kind of optical fiber composite overhead insulating cable comprises optical fiber 1, optical fiber ointment 2, stainless steel tube 3, hard-drawn aluminium wire 4, conductor shield 5 and insulating barrier 6.Optical fiber 1 is housed in stainless steel tube 3, and is filled with optical fiber ointment 2, form the stainless steel fiber unit; Stranded some layers use stem reducing mould that every layer of hard-drawn aluminium wire pressed undergauge when stranded through the hard-drawn aluminium wire 4 of overcompaction undergauge outside the stainless steel fiber unit, form the optical fiber composite overhead cable; At optical fiber composite overhead cable outsourcing layer of semiconductor shielding material, form conductor shield 5, be used for the electric field that forms after the shielded type cable energising; In crosslinked polyethylene, the insulation of weather-proof black that conductor shield 5 outer extrusion molding thickness are 2～4mm, form the insulating barrier 6 of optical fiber composite overhead insulating cable.
Described hard-drawn aluminium wire 4 is provided with at least 3 layers.
Described optical fiber 1 is G657 optical fiber.
In described stainless steel tube 3, be placed with 24～36 optical fiber.
Stainless steel fiber unit external diameter is φ 3.0～φ 3.5mm.
A kind of production method of optical fiber composite overhead insulating cable comprises the steps:
1) stainless steel band is installed to steel band and put on the tape holder, by steel strip tractor stainless steel band is led and deliver to steel pipe forming platform place, the tension force of putting band will be stablized, and the phenomenon of shake can not be arranged.
2) at steel pipe forming platform place the resulting stainless steel band of step 1) divided and switch to the required width of mould, then be drawn in the steel tube forming mold that diameter is 4.4mm, the vertical seamed stainless steel tube 3 that is bundled into, simultaneously optical fiber 1 is imported, will be filled into stainless-steel pipe 3 through oil-filled pin by the optical fiber ointment 2 that air pump adds 0.3Mpa pressure; Pass through again laser-beam welding machine, vertical sealing welding behind the vertical wrap molding of stainless steel band is complete, stainless steel fiber unit after welding is good, pass through drawing mould, carry out the multiple tracks drawing, multiple tracks drawing die caliber size is respectively diameter 3.8mm, 3.4mm and 3.0mm, has just become complete stainless steel fiber unit through wheeled hauling machine traction again.
3) with step 2) the stainless steel fiber unit that obtains is as the center, skin at the stainless steel fiber unit carries out stranded with 3.0～3.5mm hard-drawn aluminium wire 4, when stranded, use stem reducing mould that every layer of hard-drawn aluminium wire pressed undergauge, namely make the optical fiber composite overhead cable.
4) the optical fiber composite overhead cable outer layer bag a layer thickness at the step 3) gained is the shield semiconductors material of 0.8mm～1mm, forms conductor shield 5, is used for the highfield that forms after the shielded type cable energising.
5) extrusion molding one deck crosslinked polyethylene, the insulation of weather-proof black outside the conductor shield of step 4), form cable insulation 6, the thickness of insulating barrier changes with the difference of electric pressure, is generally 2～4mm, namely makes optical fiber composite overhead insulating cable after extrusion molding is finished.
The belt tension of putting in the step 1) is 80～90N.
Step 2) the required stainless steel band width of mould is 15.5～16mm in, and thickness is 0.15～0.2mm.
For satisfying the requirement of electric pressure, described hard-drawn aluminium wire 4 is provided with at least 3 layers in the step 3).The laying tension of hard-drawn aluminium wire 4 is 8～10kg.
The temperature of extrusion molding is 200～250 ℃ in the step 5), and this temperature is poly heating-up temperature, and namely the temperature in the plastic extruding machine is used first 70～80 ℃ water quench behind the extrusion molding, then uses the normal-temperature water cooling.
Claims (10)
1. an optical fiber composite overhead insulating cable is characterized in that: comprise optical fiber, optical fiber ointment, stainless steel tube, hard-drawn aluminium wire, conductor shield and insulating barrier, optical fiber is housed in stainless steel tube, and be filled with optical fiber ointment, form the stainless steel fiber unit; Stranded some layers use stem reducing mould that every layer of hard-drawn aluminium wire pressed undergauge when stranded through the hard-drawn aluminium wire of overcompaction undergauge outside the stainless steel fiber unit, form the optical fiber composite overhead cable; At optical fiber composite overhead cable outsourcing layer of semiconductor shielding material, form conductor shield, be used for the electric field that forms after the shielded type cable energising; Extrusion molding thickness is the crosslinked polyethylene of 2～4mm, the insulation of weather-proof black outside conductor shield, forms the insulating barrier of optical fiber composite overhead insulating cable.
2. optical fiber composite overhead insulating cable according to claim 1, it is characterized in that: described hard-drawn aluminium wire is provided with at least 3 layers.
3. optical fiber composite overhead insulating cable according to claim 1, it is characterized in that: described optical fiber is G657 optical fiber.
4. optical fiber composite overhead insulating cable according to claim 1 is characterized in that: be placed with 24～36 optical fiber in described stainless steel tube.
5. optical fiber composite overhead insulating cable according to claim 1, it is characterized in that: described stainless steel fiber unit external diameter is φ 3.0～φ 3.5mm.
6. the production method of a kind of optical fiber composite overhead insulating cable claimed in claim 1 is characterized in that, comprises the steps:
1) stainless steel band is installed to steel band and put on the tape holder, by steel strip tractor stainless steel band is led again and deliver to steel pipe forming platform place, put the tension stability of band, the phenomenon of shake can not be arranged;
2) at steel pipe forming platform place the resulting stainless steel band of step 1) divided and switch to the required width of mould, then be drawn in the steel tube forming mold that diameter is 4.4mm, indulge and be bundled into seamed stainless steel tube, simultaneously optical fiber is imported, will be filled into stainless-steel pipe through oil-filled pin by the optical fiber ointment that air pump adds 0.3Mpa pressure; Pass through again laser-beam welding machine, vertical sealing welding behind the vertical wrap molding of stainless steel band is complete, stainless steel fiber unit after welding is good, pass through drawing mould, carry out the multiple tracks drawing, multiple tracks drawing die caliber size is respectively diameter 3.8mm, 3.4mm and 3.0mm, has just become complete stainless steel fiber unit through wheeled hauling machine traction again;
3) with step 2) the stainless steel fiber unit that obtains is as the center, carries out strandedly with 3.0～3.5mm hard-drawn aluminium wire at the skin of stainless steel fiber unit, uses stem reducing mould that every layer of hard-drawn aluminium wire pressed undergauge when stranded, namely makes the optical fiber composite overhead cable;
4) the optical fiber composite overhead cable outer layer bag a layer thickness at the step 3) gained is the shield semiconductors material of 0.8mm～1mm, forms conductor shield, is used for the highfield that forms after the shielded type cable energising;
5) extrusion molding one deck crosslinked polyethylene, the insulation of weather-proof black outside the conductor shield of step 4), form cable insulation, the thickness of insulating barrier changes with the difference of electric pressure, is generally 2～4mm, namely makes optical fiber composite overhead insulating cable after extrusion molding is finished.
7. the production method of a kind of optical fiber composite overhead insulating cable according to claim 6, it is characterized in that: the belt tension of putting in the step 1) is 80～90N.
8. the production method of a kind of optical fiber composite overhead insulating cable according to claim 6 is characterized in that: step 2) in the required stainless steel band width of mould be 15.5～16mm, thickness is 0.15～0.2mm.
9. the production method of a kind of optical fiber composite overhead insulating cable according to claim 6 is characterized in that: for satisfying the requirement of electric pressure, described hard-drawn aluminium wire is provided with at least 3 layers in the step 3), and the laying tension of hard-drawn aluminium wire is 8～10kg.
10. the production method of a kind of optical fiber composite overhead insulating cable according to claim 6, it is characterized in that: the temperature of extrusion molding is 200～250 ℃ in the step 5), this temperature is poly heating-up temperature, it is the temperature in the plastic extruding machine, use first 70～80 ℃ water quench behind the extrusion molding, then use the normal-temperature water cooling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104557513A CN102915807A (en) | 2012-11-14 | 2012-11-14 | Optical fiber composite aerial insulated cable and production method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104557513A CN102915807A (en) | 2012-11-14 | 2012-11-14 | Optical fiber composite aerial insulated cable and production method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102915807A true CN102915807A (en) | 2013-02-06 |
Family
ID=47614138
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012104557513A Pending CN102915807A (en) | 2012-11-14 | 2012-11-14 | Optical fiber composite aerial insulated cable and production method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102915807A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104599772A (en) * | 2015-01-19 | 2015-05-06 | 浙江亘古电缆股份有限公司 | Combined type aluminum alloy energy-saving overhead insulation cable |
| CN106680953A (en) * | 2017-01-10 | 2017-05-17 | 安徽理工大学 | Fiber steel tube intelligent forming device |
| CN110289134A (en) * | 2019-05-20 | 2019-09-27 | 扬州曙光电缆股份有限公司 | Strong optical fiber composite intelligent cable used for intelligent electric network |
| CN112037992A (en) * | 2020-08-12 | 2020-12-04 | 国网河南省电力公司周口供电公司 | High-temperature-resistant carbon fiber core photoelectric composite overhead conductor |
| CN117497245A (en) * | 2024-01-03 | 2024-02-02 | 长园电力技术有限公司 | Manufacturing method of built-in optical fiber cable conductor |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201149793Y (en) * | 2008-01-31 | 2008-11-12 | 通光集团有限公司 | Optical fiber composite insulation power transmission line |
| CN201289761Y (en) * | 2008-10-28 | 2009-08-12 | 江苏中天科技股份有限公司 | Insulated fiber-optical composite aerial phase line |
| CN102364594A (en) * | 2011-10-22 | 2012-02-29 | 江苏新远程电缆股份有限公司 | Triple-extrusion optical fiber composite overhead insulating cable |
| CN102568687A (en) * | 2012-03-05 | 2012-07-11 | 河南科信电缆有限公司 | Optical fiber composite overhead ground wire and construction method |
| CN202940052U (en) * | 2012-11-14 | 2013-05-15 | 中天日立光缆有限公司 | Optical fiber composite overhead insulation cable |
-
2012
- 2012-11-14 CN CN2012104557513A patent/CN102915807A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201149793Y (en) * | 2008-01-31 | 2008-11-12 | 通光集团有限公司 | Optical fiber composite insulation power transmission line |
| CN201289761Y (en) * | 2008-10-28 | 2009-08-12 | 江苏中天科技股份有限公司 | Insulated fiber-optical composite aerial phase line |
| CN102364594A (en) * | 2011-10-22 | 2012-02-29 | 江苏新远程电缆股份有限公司 | Triple-extrusion optical fiber composite overhead insulating cable |
| CN102568687A (en) * | 2012-03-05 | 2012-07-11 | 河南科信电缆有限公司 | Optical fiber composite overhead ground wire and construction method |
| CN202940052U (en) * | 2012-11-14 | 2013-05-15 | 中天日立光缆有限公司 | Optical fiber composite overhead insulation cable |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104599772A (en) * | 2015-01-19 | 2015-05-06 | 浙江亘古电缆股份有限公司 | Combined type aluminum alloy energy-saving overhead insulation cable |
| CN106680953A (en) * | 2017-01-10 | 2017-05-17 | 安徽理工大学 | Fiber steel tube intelligent forming device |
| CN110289134A (en) * | 2019-05-20 | 2019-09-27 | 扬州曙光电缆股份有限公司 | Strong optical fiber composite intelligent cable used for intelligent electric network |
| CN110289134B (en) * | 2019-05-20 | 2021-12-24 | 扬州曙光电缆股份有限公司 | Optical fiber composite intelligent cable for strong intelligent power grid |
| CN112037992A (en) * | 2020-08-12 | 2020-12-04 | 国网河南省电力公司周口供电公司 | High-temperature-resistant carbon fiber core photoelectric composite overhead conductor |
| CN117497245A (en) * | 2024-01-03 | 2024-02-02 | 长园电力技术有限公司 | Manufacturing method of built-in optical fiber cable conductor |
| CN117497245B (en) * | 2024-01-03 | 2024-04-26 | 长园电力技术有限公司 | Manufacturing method of built-in optical fiber cable conductor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102915807A (en) | Optical fiber composite aerial insulated cable and production method thereof | |
| CN202940052U (en) | Optical fiber composite overhead insulation cable | |
| CN104167243B (en) | The communication base station manufacture method of anti-lightning strike optoelectronic composite cable | |
| CN102930934A (en) | Large-section optical fiber composite overhead phase line and manufacturing method thereof | |
| CN203013290U (en) | 400Hz parallel-connected balance-structured cable for ships | |
| CN102914842A (en) | First-aid repair adapter connector box for optical fiber composite overhead insulating phase lines and manufacture method thereof | |
| CN203588717U (en) | Reinforced control cable | |
| CN202126869U (en) | High-voltage and ultrahigh-voltage alternating-current copper sleeve shielding submarine power cable | |
| CN204884677U (en) | Novel power cable | |
| CN104464939B (en) | A kind of central tubular embedded conductor OPGW and through-flow method thereof | |
| CN203689945U (en) | Ethernet three-core cable | |
| CN204215807U (en) | A kind of vertical shaft high-strength composite cable | |
| CN203607155U (en) | Manufacturing device of watertight type overhead protection cable | |
| CN203300285U (en) | Water-tree-retardant cross-linked cable | |
| CN105895208A (en) | High-temperature-resistant flat cable | |
| CN202940050U (en) | Optical fiber composite overhead phase line with large cross sectional area | |
| CN103337296B (en) | A kind of optical phase conductor | |
| CN103440912A (en) | Reinforced control cable | |
| CN103903794A (en) | Multicore extruded insulation power cable | |
| CN102930933A (en) | Optical fiber composition phase conductor and producing method thereof | |
| CN104575858A (en) | OPGW with remote power feed function | |
| CN202855398U (en) | Single-phase alternating-current cross-linking insulated cable for electrified railways | |
| CN202940051U (en) | Optical fiber composite overhead phase line | |
| CN203839083U (en) | Mobile flat flexible cable applied to drum | |
| CN204884692U (en) | Overhead insulated cable is synthesized to skeining formula photoelectricity |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130206 |