CN201796651U - Clustered overhead insulated cable - Google Patents
Clustered overhead insulated cable Download PDFInfo
- Publication number
- CN201796651U CN201796651U CN2010205456925U CN201020545692U CN201796651U CN 201796651 U CN201796651 U CN 201796651U CN 2010205456925 U CN2010205456925 U CN 2010205456925U CN 201020545692 U CN201020545692 U CN 201020545692U CN 201796651 U CN201796651 U CN 201796651U
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- China
- Prior art keywords
- insulated cable
- light unit
- aerial insulated
- bunched aerial
- sheath
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- 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.)
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Abstract
The utility model relates to a clustered overhead insulated cable comprising an insulating cable core arranged outside a conductor and wrapped by an insulating layer, wherein the insulating cable core is connected with a light unit by a connecting rib; the light unit consists of a jacket, fiber-containing loose tubes and a water-stopping filler filled among the loose tubes, wherein the loose tubes and the water-stopping filler are positioned in the jacket; and an FRP (fiber reinforce plastic) belt is arranged at the inner side of the jacket. The clustered overhead insulated cable has the benefits that the longitudinal wrap FRP is adopted as the reinforcing belt at the inner side of the light unit, and by utilizing the excellent physical and mechanical strength of the FRP, the optical fiber in the light unit of the clustered overhead insulated cable can be effectively protected, and the performance of pressure resistance, impact resistance and bending resistance and the like of the clustered overhead insulated cable can be improved.
Description
Technical field
The utility model relates to a kind of cable, particularly relates to the bunched aerial insulated cable of a kind of vertical bag FRP light unit.
Background technology
At present, bunched aerial insulated cable be by several aluminum conductors by different arrangement forms, and with insulating material coat, the alternate a kind of cable that links into an integrated entity with dowel.Because magnetic field and Electric Field Distribution around bunched aerial insulated cable has changed reduce its reactance, susceptance increases, and has obviously reduced the circuit electric energy loss, and convenient the installation used it in urban and rural power grids.Along with the intelligent grid technological progress, optical fiber technology begins to be dissolved in the bunched aerial insulated cable, the fiber unit of existing non-magnetic conductive metal pipe is used the version in the middle of the conductor, the version that has optical fiber loose tube outer coated sheath and bunched aerial insulated cable to be connected with dowel again.But the time, the fiber unit of non-magnetic conductive metal pipe uses that form in the middle of the conductor exists the cost height, the problem of photoelectricity separation difficulty, safety in utilization difference when continuing; The version that optical fiber loose tube outer coated sheath and bunched aerial insulated cable are connected with dowel, have the lateral pressure resistant ability, in cable laying laying construction and use, optical fiber damages easily, cause optical property to worsen, cause fibercuts 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 uses in non-metallic optical fiber cables, fiber composite power cable, does not see in the bunched aerial insulated cable of Optical Fiber Composite and uses.
Summary of the invention
Main purpose of the present utility model is, overcomes the defective that existing bunched aerial insulated cable exists, and a kind of bunched aerial insulated cable of vertical bag FRP light unit of new structure is provided.Technical problem to be solved is to have improved the hardness and the toughness of the light unit of bunched aerial insulated cable, thereby improved the performance such as resistance to compression, shock resistance, bending of bunched aerial insulated cable, and can not produce the extra electromagnetic interference or the loss of electromagnetic energy owing to adopt full medium, thereby make that the circuit electric energy loss is little, long service life, reliability height.
The purpose of this utility model and solve its technical problem and realize by the following technical solutions.According to the bunched aerial insulated cable that the utility model proposes, the insulated wire cores that comprises conductor outsourcing shoe insulating barrier, the light unit that this insulated wire cores links together by dowel, described smooth unit comprises sheath, contain the loose sleeve pipe of optical fiber and fill the filler that blocks water between the described loose sleeve pipe, the described loose sleeve pipe and the filler that blocks water are positioned at sheath, are provided with the FRP reinforcing band in the inboard of described sheath.
The purpose of this utility model and solve its technical problem and also can be applied to the following technical measures to achieve further.
Aforesaid bunched aerial insulated cable, wherein said bunched aerial insulated cable, described smooth unit also comprise central reinforce member and the gasket for packing that is arranged in the filler that blocks water, and at least two loose sleeve pipes are connected around central reinforce member is stranded with gasket for packing.The described filler that blocks water is for filling cable cream or water blocking yarn or waterstop.Described insulated wire cores and light unit are that parallel type is arranged or star arrangement, connect with dowel between light unit and the insulated wire cores, and do not destroy the insulating barrier of insulated wire cores or the sheath of light unit when dowel is broken separately.Described FRP reinforcing band is a tubulose, and thickness is 0.3-1.5mm, tensile strength 〉=1.1 GPa, modulus of elasticity 〉=50 GPa, elongation at break≤4.0%.The insulating barrier of described insulated wire cores, sheath and dowel are for making with a kind of weather-proof polyvinyl chloride insulation material or weather-proof polyolefin insulation material or weather-proof cross-linked polyethylene insulating material.
By technique scheme, the beneficial effect of the utility model bunched aerial insulated cable is:
At least have following advantage: the utility model is indulged bag FRP as reinforcing band inboard employing of the sheath of light unit; utilize FRP to have good physical mechanical strength; effectively protected the optical fiber in the light unit of bunched aerial insulated cable; improved the performance such as resistance to compression, shock resistance, bending of the light unit in the bunched aerial insulated cable; make bunched aerial insulated cable in laying construction and use; performance reliability improves; simultaneously because of not reduced product cost with expensive aramid fiber material.
The utility model product scope relates to the bunched aerial insulated cable of vertical bag FRP light unit, can be widely used in engineerings such as communication in the urban and rural power grids, network, cable TV, electric power.Product of the present utility model is applicable to the outdoor built on stilts electric power that lays, the transmission of optical fiber communication, in many net fusions in future, intelligent grid, has very application prospects, and can bring good social benefit and economic benefit.
In sum, the bunched aerial insulated cable of the utility model special construction, it has above-mentioned many advantages and practical value, thereby is suitable for practicality more.
Above-mentioned explanation only is the general introduction of technical solutions of the utility model, for can clearer understanding technological means of the present utility model, and can be implemented according to the content of specification, below with preferred embodiment of the present utility model and conjunction with figs. describe in detail as after.
Description of drawings
Fig. 1 is the star-like cross section structure schematic diagram of the four-core of the utility model bunched aerial insulated cable;
Fig. 2 is the cross section structure schematic diagram of the four-core parallel type of the utility model bunched aerial insulated cable;
Fig. 3 is the cross section structure schematic diagram of the three-core parallel type of the utility model bunched aerial insulated cable;
Fig. 4 is the star-like cross section structure schematic diagrames of three cores of the utility model bunched aerial insulated cable;
Fig. 5 is the cross section structure schematic diagram of two core parallel types of the utility model bunched aerial insulated cable;
Fig. 6 is the cross section structure schematic diagram of the embodiment 1 of light unit in the utility model bunched aerial insulated cable;
Fig. 7 is the cross section structure schematic diagram of the embodiment 2 of light unit in the utility model bunched aerial insulated cable.
Embodiment
For further setting forth the utility model is to reach technological means and the effect that predetermined utility model purpose is taked, below in conjunction with accompanying drawing and preferred embodiment, to embodiment, structure, feature and effect thereof according to the bunched aerial insulated cable that the utility model proposes, describe in detail as after.
As shown in Figure 2, the cross section structure of the four-core parallel type of the utility model bunched aerial insulated cable, the crosslinked polyetylene insulated parallel type structure of the aluminium core bunched aerial insulated cable that comprises the nonmetal layer-twisted type dry type of 16 core B1 optical fiber light unit, rated voltage is 0.6/1kV, four insulated wire cores 8, nominal area of section 150mm
2, be expressed as BS1-JKLYJ-0.6/1kV 4 * 150+CG-16B1.
As shown in Figure 7, layer-twisted type light unit 7 comprises sheath 6, contains 1 four of the loose sleeve pipes of four-core B1 optical fiber, 3 two of gasket for packings, and four loose sleeve pipes 1 and two gasket for packings 3 are around 2 stranded connections of central reinforce member.In sheath 6, the filler 4 that blocks water is filled in the gap of the loose sleeve pipe 1 of four four-core B1 optical fiber and two gasket for packings 3, is provided with vertical bag FRP reinforcing band 5 in the sheath inboard.Vertical bag FRP reinforcing band 5 is a tubulose, and vertically continuous transverse is circular, and thickness is 0.5mm, and tensile strength 1.3GPa, modulus of elasticity are 50Gpa, and elongation at break is 3.2%.
As shown in Figure 4, the star-like cross section structure of three cores of the utility model bunched aerial insulated cable, the aluminium core polyvinyl chloride insulation hub-and-spoke configuration bunched aerial insulated cable that comprises the nonmetal central tubular dry type of six core B1 optical fiber light unit, rated voltage is 0.6/1kV, three insulated wire cores 8, nominal area of section 50mm
2, being expressed as BS2-JKLV-0.6/1kV 3 * 50+XG-6B1, an insulated wire cores 8 is connected by dowel 9 with two insulated wire cores 8 and light unit 7 respectively.
As shown in Figure 6, the loose sleeve pipe 1 that central tubular light unit comprises sheath 6 and six core B1 optical fiber in the sheath 6 are set is placed water blocking yarn 4 outside the loose sleeve pipe 1 of six core B1 optical fiber, vertical bag FRP5, squeeze jacket 6.
The insulating barrier of the insulated wire cores 8 in the utility model, sheath 6 and dowel 9 are made for weather-proof polyolefin insulation material.
Facts have proved, characteristics such as the bunched aerial insulated 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, easy construction, and the circuit electric energy loss is little, long service life, reliability height.
The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, though the utility model discloses as above with preferred embodiment, yet be not in order to limit the utility model, any those skilled in the art, in not breaking away from the technical solutions of the utility model scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solutions of the utility model, according to technical spirit of the present utility model to any simple modification that above embodiment did, equivalent variations and modification all still belong in the scope of technical solutions of the utility model.
Claims (6)
1. bunched aerial insulated cable, the insulated wire cores (8) that comprises conductor outsourcing shoe insulating barrier, the light unit (7) that this insulated wire cores (8) links together by dowel (9), described smooth unit (7) comprises sheath (6), contain the loose sleeve pipe (1) of optical fiber and fill the filler that blocks water (4) between the described loose sleeve pipe (1), described loose sleeve pipe (1) and the filler that blocks water (4) are positioned at sheath (6), it is characterized in that, be provided with FRP reinforcing band (5) in the inboard of described sheath (6).
2. bunched aerial insulated cable according to claim 1, it is characterized in that, described smooth unit (7) also comprises central reinforce member (2) and the gasket for packing (3) that is arranged in the filler that blocks water (4), and at least two loose sleeve pipes (1) center on stranded connection of central reinforce member (2) with gasket for packing (3).
3. bunched aerial insulated cable according to claim 1 and 2 is characterized in that, the described filler that blocks water (4) is for filling cable cream or water blocking yarn or waterstop.
4. bunched aerial insulated cable according to claim 1 is characterized in that, described insulated wire cores (8) and light unit (7) are for being arranged in parallel or star arrangement.
5. bunched aerial insulated cable according to claim 1 is characterized in that, described FRP reinforcing band (5) is a tubulose, and thickness is 0.3-1.5mm, tensile strength 〉=1.1 GPa, modulus of elasticity 〉=50 GPa, elongation at break≤4.0%.
6. bunched aerial insulated cable according to claim 1, it is characterized in that the insulating barrier of described insulated wire cores (8), sheath (6) and dowel (9) are for making with a kind of weather-proof polyvinyl chloride insulation material or weather-proof polyolefin insulation material or weather-proof cross-linked polyethylene insulating material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205456925U CN201796651U (en) | 2010-09-28 | 2010-09-28 | Clustered overhead insulated cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205456925U CN201796651U (en) | 2010-09-28 | 2010-09-28 | Clustered overhead insulated cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201796651U true CN201796651U (en) | 2011-04-13 |
Family
ID=43851554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205456925U Expired - Lifetime CN201796651U (en) | 2010-09-28 | 2010-09-28 | Clustered overhead insulated cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201796651U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108492917A (en) * | 2018-03-21 | 2018-09-04 | 联基实业（江西）有限公司 | Resistance to protecting band waves data line |
| CN110867279A (en) * | 2019-12-06 | 2020-03-06 | 绍兴电力设备有限公司 | Water-blocking square optical fiber composite bunched cable and preparation method thereof |
| CN117410025A (en) * | 2023-11-14 | 2024-01-16 | 陕西昆缆电缆制造有限公司 | Self-supporting optical fiber composite bundling overhead insulated cable |
-
2010
- 2010-09-28 CN CN2010205456925U patent/CN201796651U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108492917A (en) * | 2018-03-21 | 2018-09-04 | 联基实业（江西）有限公司 | Resistance to protecting band waves data line |
| CN110867279A (en) * | 2019-12-06 | 2020-03-06 | 绍兴电力设备有限公司 | Water-blocking square optical fiber composite bunched cable and preparation method thereof |
| CN117410025A (en) * | 2023-11-14 | 2024-01-16 | 陕西昆缆电缆制造有限公司 | Self-supporting optical fiber composite bundling overhead insulated 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 | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110413 |