CN201788750U - Optical fiber composite electric power cable with optical unit wrapt with fiber reinforced plastics (FRP) longitudinally - Google Patents
Optical fiber composite electric power cable with optical unit wrapt with fiber reinforced plastics (FRP) longitudinally Download PDFInfo
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- CN201788750U CN201788750U CN2010205003978U CN201020500397U CN201788750U CN 201788750 U CN201788750 U CN 201788750U CN 2010205003978 U CN2010205003978 U CN 2010205003978U CN 201020500397 U CN201020500397 U CN 201020500397U CN 201788750 U CN201788750 U CN 201788750U
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Abstract
The utility model discloses an optical fiber composite electric power cable with an optical unit wrapt with fiber reinforced plastics (FRP) longitudinally, which comprises an optical unit, an insulated wire core and an extruded and wrapt outer sheath. The optical fiber composite electric power cable with the optical unit wrapt with the FRP longitudinally is characterized in that the inner side of the sheath of the optical unit is longitudinally wrapt with the FRP. In the utility model, the inner side of the sheath of the optical unit adopts the longitudinally wrapt FRP as a reinforcement component. By utilizing the FRP with superior physical and mechanical strength, optical fiber in the optical fiber composite electric power cable is effectively protected, and the performances of compression resistance, impact resistance, bending resistance and the like of the optical fiber composite electric power cable are enhanced, so that the optical fiber composite electric power cable has good performance reliability in the processes of laying, construction and use. Meanwhile, the product cost is lowered because an aramid fiber material with expensive price does not need to be used.
Description
Technical field
The utility model relates to a kind of fiber composite power cable, belongs to optical cable, cable technology field.
Background technology
Fiber composite power cable partly is made up of light unit, insulated wire cores, filler, oversheath and presumable armour and inner sheath etc. at present, wherein the light unit has 3 classes usually, the 1st class is layer-twisted type light unit, stranded by loose sleeve pipe that contains multifiber or fibre ribbon and presumable plastics gasket for packing around central reinforce member, stranded mode is that single-screw or SZ are spiral, the outer aramid fiber reinforcement of placing extrudes one deck plastic sheath then; The 2nd class is central tubular light unit, by the loose sleeve pipe that contains multifiber or fibre ribbon, places the aramid fiber reinforcement outward, extrudes one deck plastic sheath then; The 3rd class is butterfly light unit, and by in the sheath of inclined to one side shape light unit, two ends are respectively placed a branch of aramid fiber, 1 of middle parallel placement or multifiber and formed.
Existing layer-twisted type light unit, circular reinforcement is in the center, and the outside compressive property mainly provides by sheathed plastic, and because of the mechanical strength of plastic sheath is no more than 30N/mm2 usually, the compressive property of its light unit is relatively poor; The reinforcement of existing central tubular light unit overlaps outer tube layer pine, the reinforcement of butterfly light unit is at the optical fiber two ends, reinforcement adopts aramid fiber, because of aramid fiber is loose, soft, though tensile strength is good, but compressive property mainly provides by plastic sheath, and the compressive property of its light unit is relatively poor.Because the compression strength of above-mentioned smooth unit is relatively poor, cause the poor-performing such as resistance to compression, shock resistance, bending of fiber composite power cable, cable is in cable laying cable laying operation and use, and optical fiber damages easily, cause optical property to worsen, cause fibercuts when serious and lose the optical communication ability.
FRP band---full name is fiberglass reinforced plastics (FRP) band, has certain rigidity and toughness, good tension, resistance to compression and shock resistance, and because of being that full medium can not produce the extra electromagnetic interference or the loss of electromagnetic energy.As a kind of vertical bag reinforcement, the FRP band is existing the application in non-metallic optical fiber cables, and do not see use in fiber composite power cable.
The utility model content
Technical problem to be solved in the utility model provides the strong fiber composite power cables of performance such as a kind of resistance to compression, shock resistance, bending.
The utility model takes following technical scheme to realize:
The fiber composite power cable of a kind of vertical bag FRP light unit comprises light unit, insulated wire cores and extrudes oversheath, it is characterized in that: the inboard vertical bag FRP of the sheath of light unit.
The fiber composite power cable of aforesaid vertical bag FRP light unit, it is characterized in that: described smooth unit is layer-twisted type light unit, comprise at least one loose sleeve pipe and central reinforce member in the sheath, each loose sleeve pipe is stranded around central reinforce member, comprises multifiber or fibre ribbon in the described loose sleeve pipe.
The fiber composite power cable of aforesaid vertical bag FRP light unit, it is characterized in that: also comprise plastics gasket for packing 3 in the described smooth unit, described plastics gasket for packing and each loose sleeve pipe are stranded around central reinforce member simultaneously.
The fiber composite power cable of aforesaid vertical bag FRP light unit, it is characterized in that: stranded mode is that single-screw or SZ are spiral.
The fiber composite power cable of aforesaid vertical bag FRP light unit is characterized in that: be provided with material water-proof material in described FRP.
The fiber composite power cable of aforesaid vertical bag FRP light unit, it is characterized in that: described smooth unit is central tubular light unit, comprise loose sleeve pipe, be provided with multifiber or fibre ribbon in the described loose sleeve pipe, the pine sleeve pipe is provided with material water-proof material outward, the vertical outward bag FRP of material water-proof material, and FRP extrudes one deck sheath outward, described material water-proof material is filling cable cream, water blocking yarn or waterstop, or the combination of above-mentioned three kinds of materials.
The fiber composite power cable of aforesaid vertical bag FRP light unit, it is characterized in that: the described oversheath profile that extrudes is circular.
The fiber composite power cable of aforesaid vertical bag FRP light unit, it is characterized in that: the described oversheath profile that extrudes is flat or ellipse.
The fiber composite power cable of aforesaid vertical bag FRP light unit, it is characterized in that: described insulated wire cores comprises conductor, insulating barrier.
The fiber composite power cable of aforesaid vertical bag FRP light unit, it is characterized in that: when the rated voltage of cable surpassed 3kV, conductor and insulating barrier were provided with shielding outward.
The fiber composite power cable of aforesaid vertical bag FRP light unit, it is characterized in that: described FRP is a tubulose, vertically continuous transverse is circular, thickness 0.3～1.5mm, tensile strength 〉=1.1GPa, modulus of elasticity 〉=50GPa, elongation at break≤4.0%.
The utility model is indulged bag FRP as reinforcement inboard employing of the sheath of light unit; utilize FRP to have good physical mechanical strength; effectively protected the optical fiber in the fiber composite power cable; improved the performance such as resistance to compression, shock resistance, bending of fiber composite power cable; make fiber composite power cable in cable laying operation and use; performance reliability is not simultaneously because of having reduced product cost with expensive aramid fiber material.
The utility model product scope relates to fiber composite power cable, can be widely used in communication, network, electric power, building and engineering construction project.Product of the present utility model is applicable to the electric power that indoor and outdoor fixedly lays, the transmission of optical fiber communication, future many nets merge, in the intelligent grid, have very application prospects, and can bring good social benefit and economic benefit.
Description of drawings
Fig. 1 is a kind of example structure figure in light unit of the fiber composite power cable of the vertical bag of the utility model FRP light unit;
Fig. 2 is the another kind of example structure figure in light unit of the fiber composite power cable of the vertical bag of the utility model FRP light unit;
Fig. 3 is a kind of example structure figure of the fiber composite power cable of the vertical bag of the utility model FRP light unit;
Fig. 4 is the another kind of example structure figure of the fiber composite power cable of the vertical bag of the utility model FRP light unit.
Embodiment
Comprise the crosslinked polyetylene insulated polyolefin jacket power cable of copper core of the nonmetal layer-twisted type dry type of 32 core B1 optical fiber light unit, rated voltage is 0.6/1kV, 3 cores, nominal area of section 50mm
2, 1 core, nominal area of section 25mm
2' be expressed as OPIC-YJY-0.6/1kV 3 * 50+1 * 25+CG-32B1;
3 two of 1 four of loose sleeve pipes, the gasket for packings, stranded that contain 8 core B1 optical fiber around central reinforce member 2, water blocking yarn 4 is placed in the gap, vertical bag FRP5, squeeze jacket 6 becomes light unit 7,50mm
2Copper conductor, crosslinked polyetylene insulated, three core insulation cores 8,25mm
2Copper conductor, crosslinked polyetylene insulated, a core insulation core 8, stranded, twining package tape 10 extrudes polyolefin oversheath 11.
Comprise the copper core polyvinyl chloride insulation pvc sheath power cable of the nonmetal central tubular dry type of 6 core B1 optical fiber light unit, rated voltage is 0.6/1kV, four-core insulated wire cores, nominal area of section 25mm
2, be expressed as OPIC-VV-0.6/1kV 4 * 25+XG-6B1;
The loose sleeve pipe 1 of 6 core B1 optical fiber is placed water blocking yarn 4, vertical bag FRP5, and squeeze jacket 6 becomes light unit 7,25mm
2Copper conductor, polyvinyl chloride insulation, four-core insulated wire cores 8, non-hygroscopic filler 9 is placed in the gap, and twining package tape 10 extrudes polyvinyl chloride oversheath 11.
Embodiment 3
Comprise the copper core polyvinyl chloride insulation pvc sheath power cable of the nonmetal central tubular dry type of 8 core B1 optical fiber light unit, rated voltage is 0.6/1kV, two core insulation cores, nominal area of section 10mm
2, be expressed as OPIC-VV-0.6/1kV 2 * 10+XG-8B1;
The loose sleeve pipe 1 of 8 core B1 optical fiber is placed water blocking yarn 4, vertical bag FRP5, and squeeze jacket 6 becomes light unit 7,10mm
2Copper conductor, polyvinyl chloride insulation, two core insulation cores 8, the parallel placement insulated wire cores 8 of light unit 7 two sides, non-hygroscopic filler 9 is placed in the gap, extrudes polyvinyl chloride oversheath 11.
Facts have proved characteristics such as the fiber composite power cable of the vertical bag of above embodiment FRP light unit has that reasonable in design, optical property are stable, low cost of manufacture, manufacturing process are simple, and good insulation preformance, long service life, reliability height.
In addition to the implementation, the utility model can also have other execution modes.Under the LSOH anti-flaming service condition, adopt crosslinked or noncrosslinking polyolefin as insulating material, adopt the filling of low smoke, zero halogen and wrapped material, LSOH anti-flaming jacket material simultaneously; Under the service condition of anti-ant, protection against rodents, anti-biological and mould proof requirement, adopt anti-ant, protection against rodents, anti-biological and mould proof jacket material; Under the service condition of environmental requirement, adopt insulation, filling and wrapped material, the sheath material of environment-friendly type; By combinations thereof, can constitute the fiber composite power cable of corresponding features model.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection range of the utility model requirement.
Claims (10)
1. the fiber composite power cable of a vertical bag FRP light unit comprises light unit (7), insulated wire cores (8) and extrudes oversheath (11), it is characterized in that: the inboard vertical bag FRP (5) of the sheath (6) of light unit (7).
2. the fiber composite power cable of vertical bag FRP light according to claim 1 unit, it is characterized in that: described smooth unit (7) is layer-twisted type light unit, comprise at least one loose sleeve pipe (1) and central reinforce member (2) in the sheath (6), each loose sleeve pipe (1) is stranded around central reinforce member (2), comprises multifiber or fibre ribbon in the described loose sleeve pipe.
3. the fiber composite power cable of vertical bag FRP light according to claim 2 unit, it is characterized in that: also comprise plastics gasket for packing (3) in the described smooth unit (7), described plastics gasket for packing (3) is stranded around central reinforce member (2) simultaneously with each loose sleeve pipe (1).
4. according to the fiber composite power cable of claim 2 or 3 described vertical bag FRP light unit, it is characterized in that: stranded mode is that single-screw or SZ are spiral.
5. the fiber composite power cable of vertical bag FRP light according to claim 1 unit is characterized in that: be provided with material water-proof material (4) in described FRP (5).
6. the fiber composite power cable of vertical bag FRP light according to claim 1 unit, it is characterized in that: described smooth unit (7) is central tubular light unit, comprise loose sleeve pipe (1), be provided with multifiber or fibre ribbon in the described loose sleeve pipe, the pine sleeve pipe is provided with material water-proof material (4) outward, the outer vertical bag FRP (5) of material water-proof material (4), the outer one deck sheath (6) that extrudes of FRP (5), described material water-proof material (4) is filling cable cream, water blocking yarn or waterstop, or the combination of above-mentioned three kinds of materials.
7. the fiber composite power cable of vertical bag FRP light according to claim 1 unit, it is characterized in that: described oversheath (6) profile that extrudes is circle, flat or ellipse.
8. the fiber composite power cable of vertical bag FRP light according to claim 1 unit, it is characterized in that: described insulated wire cores (8) comprises conductor, insulating barrier.
9. the fiber composite power cable of vertical bag FRP light according to claim 8 unit, it is characterized in that: when the rated voltage of cable surpassed 3kV, conductor and insulating barrier were provided with shielding outward.
10. the fiber composite power cable of vertical bag FRP light according to claim 1 unit, it is characterized in that: described FRP is a tubulose, and vertically continuous transverse is circular, and thickness is 0.3～1.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205003978U CN201788750U (en) | 2010-08-20 | 2010-08-20 | Optical fiber composite electric power cable with optical unit wrapt with fiber reinforced plastics (FRP) longitudinally |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205003978U CN201788750U (en) | 2010-08-20 | 2010-08-20 | Optical fiber composite electric power cable with optical unit wrapt with fiber reinforced plastics (FRP) longitudinally |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201788750U true CN201788750U (en) | 2011-04-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205003978U Expired - Lifetime CN201788750U (en) | 2010-08-20 | 2010-08-20 | Optical fiber composite electric power cable with optical unit wrapt with fiber reinforced plastics (FRP) longitudinally |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201788750U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102254610A (en) * | 2011-04-19 | 2011-11-23 | 中国电力科学研究院 | Insulated composite cable |
| CN102364608A (en) * | 2011-11-08 | 2012-02-29 | 成都亨通光通信有限公司 | Method for manufacturing layer-stranded type double-sheath armored fully-dried type optical fiber composite optical cable |
| CN102364595A (en) * | 2011-10-22 | 2012-02-29 | 江苏新远程电缆股份有限公司 | Optical fiber composite cable for fixed wiring |
| WO2020075734A1 (en) * | 2018-10-11 | 2020-04-16 | 株式会社フジクラ | Optical fiber cable |
-
2010
- 2010-08-20 CN CN2010205003978U patent/CN201788750U/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102254610A (en) * | 2011-04-19 | 2011-11-23 | 中国电力科学研究院 | Insulated composite cable |
| CN102364595A (en) * | 2011-10-22 | 2012-02-29 | 江苏新远程电缆股份有限公司 | Optical fiber composite cable for fixed wiring |
| CN102364608A (en) * | 2011-11-08 | 2012-02-29 | 成都亨通光通信有限公司 | Method for manufacturing layer-stranded type double-sheath armored fully-dried type optical fiber composite optical cable |
| WO2020075734A1 (en) * | 2018-10-11 | 2020-04-16 | 株式会社フジクラ | Optical fiber cable |
| CN112424663A (en) * | 2018-10-11 | 2021-02-26 | 株式会社藤仓 | Optical fiber cable |
| JPWO2020075734A1 (en) * | 2018-10-11 | 2021-09-09 | 株式会社フジクラ | Fiber optic cable |
| JP7035214B2 (en) | 2018-10-11 | 2022-03-14 | 株式会社フジクラ | Fiber optic cable |
| US11287591B2 (en) | 2018-10-11 | 2022-03-29 | Fujikura Ltd. | Optical fiber cable |
| JP2022071078A (en) * | 2018-10-11 | 2022-05-13 | 株式会社フジクラ | Optical fiber cable |
| EP3796060B1 (en) | 2018-10-11 | 2022-12-28 | Fujikura Ltd. | Optical fiber cable |
| US11709329B2 (en) | 2018-10-11 | 2023-07-25 | Fujikura Ltd. | Optical fiber cable |
| JP7333438B2 (en) | 2018-10-11 | 2023-08-24 | 株式会社フジクラ | fiber optic cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110406 |
|
| CX01 | Expiry of patent term |