CN217405177U - Optical fiber composite overhead insulated cable for metropolitan area power distribution network - Google Patents
Optical fiber composite overhead insulated cable for metropolitan area power distribution network Download PDFInfo
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- CN217405177U CN217405177U CN202121759149.XU CN202121759149U CN217405177U CN 217405177 U CN217405177 U CN 217405177U CN 202121759149 U CN202121759149 U CN 202121759149U CN 217405177 U CN217405177 U CN 217405177U
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- optical fiber
- distribution network
- metropolitan area
- insulated cable
- power distribution
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
Abstract
The utility model discloses a metropolitan area is compound aerial insulated cable of optic fibre for distribution network, including the electrician aluminum wire layer that is located the center the outmost non-metal loose tube optical fiber unit that is provided with on electrician aluminum wire layer, the outer wound form semiconductor tape, semiconductor shielding layer and the insulating sheath that has set gradually of electrician aluminum wire layer. The utility model discloses overall structure is reliable and stable, has electric transmission performance and optical communication ability performance characteristic concurrently outside, still has excellent electric insulating property and optic fibre and lasts convenient characteristics, especially adapted at distribution lines built on stilts the application of laying of town road in the city.
Description
Technical Field
The utility model relates to an electric power special type optical cable technical field, in particular to optical fiber composite aerial insulated cable for metropolitan area distribution network.
Background
Because the metro power distribution network overhead line has the characteristics of narrow channel space, easiness in tree coverage, dense buildings and the like, an overhead cable with an insulating protective sleeve is generally adopted for ensuring safety. However, due to the divergence of tower space and line network frame, the conventional optical phase conductor (OPPC) is not suitable for the application in this scenario, and causes many operation and maintenance difficulties and inconvenience for reconstruction.
The optical fiber composite overhead insulated cable for the metropolitan area power distribution network is developed for improving the reliability, stability and operation and maintenance capability support of the communication optical cable for the power distribution network on a power system and combining the characteristics of an overhead insulated line of the power distribution network and the current construction application conditions, so that the problem of one or more novel power optical cables for the power distribution network, which are required by different operation environments of the power distribution network, is solved, the power supply reliability and the voltage quality of the power distribution network are improved, and the informationized, automatic and interactive future power distribution network of the power distribution network is very necessary to construct.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides a metropolitan area is compound built on stilts insulated cable of optic fibre for distribution network to above-mentioned current distribution network built on stilts insulated line optical communication application demand.
In order to achieve the above object, the utility model provides a metropolitan area is compound aerial insulated cable of optic fibre for distribution network, including the electrician aluminum wire layer that is located the center the outmost non-metal loose tube optical fiber unit that is provided with on electrician aluminum wire layer, the electrician aluminum wire layer has set gradually wound form semiconductor tape, semiconductor shielding layer and insulating sheath outward.
The utility model discloses a further technical scheme is, non-metal loose cover optical fiber unit from interior to exterior has set gradually optical fiber bundle, optic fibre oleamen and non-metal loose tube.
The utility model discloses a further technical scheme is, non-metal loose tube adopts high temperature resistant plastics to make.
The utility model discloses a further technical scheme is, still including the aluminium package steel cable core load part that is located the center, electrician's aluminium wire layer centers on the accurate transposition of aluminium package steel cable core load part.
The utility model discloses a further technical scheme is, aluminium package steel cable core load spare is formed by seven aluminium package copper wires transposition, as optical cable load spare.
The utility model discloses metropolitan area is compound built on stilts insulated cable of optic fibre for distribution network's beneficial effect is: the above technical scheme, including the electrician aluminum wire layer that is located the center the outmost non-metal loose cover fiber unit that is provided with on electrician aluminum wire layer, the outer wound form semiconductor area, semiconductor shield layer and the insulating sheath of having set gradually of electrician aluminum wire layer, overall structure is reliable and stable, has electrical transmission performance and optical communication ability performance characteristic concurrently outside, still has excellent electrical insulation performance and optic fibre and lasts convenient characteristics, especially adapted at the built on stilts laying application of distribution lines town road in the city.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural view of a first embodiment of the optical fiber composite overhead insulated cable for the metropolitan area power distribution network of the present invention;
fig. 2 is a schematic structural diagram of a second embodiment of the optical fiber composite overhead insulated cable for the metro power distribution network of the present invention.
The reference numbers illustrate:
an electrical aluminum wire layer 10; a non-metallic loose tube optical fiber unit 20; a fiber bundle 201; an optical fiber ointment 202; a non-metallic loose tube 203; a semiconductor strip 30; a semiconductor shield layer 40; an insulating sheath 50; and a bearing member 60 of the aluminum-clad steel cable core.
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiments of the present invention, the directional indications are only used for explaining the relative position relationship between the components, the motion situation, etc. under a certain posture (as shown in the drawings), and if the certain posture is changed, the directional indications are changed accordingly.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides a metropolitan area is compound built on stilts insulated cable of optic fibre for distribution network, the utility model discloses overall structure is reliable and stable, has electric transmission performance and optical communication ability performance characteristic concurrently outside, still has excellent electric insulating properties and the convenient characteristics that continues of optic fibre, especially adapted to lay the application in distribution lines municipal administration road built on stilts in the city.
Specifically, please refer to fig. 1, the first embodiment of the optical fiber composite overhead insulated cable for metropolitan area power distribution network of the present invention includes an electrical aluminum wire layer 10 located at the center, the outmost layer of the electrical aluminum wire layer 10 is provided with a non-metal loose fiber unit 20, and the electrical aluminum wire layer 10 is sequentially provided with a winding type semiconductor tape 30, a semiconductor shielding layer 40 and an insulating sheath 50.
This embodiment is through set gradually wound form semiconductor area 30, semiconductor shielding layer 40 and insulating sheath 50 outside electrician's aluminium wire layer 10, as the insulating sheath 50 of optical cable, make overall structure external electrical insulation, reach fine insulating effect, simultaneously, have and be favorable to nonmetal loose set optical fiber unit 20 effectively to protect in the production link and be convenient for open in the link of splicing in the construction and peel and draw forth.
In this embodiment, the non-metal loose tube optical fiber unit 20 is sequentially provided with an optical fiber bundle 201, an optical fiber ointment 202 and a non-metal loose tube 203 from inside to outside.
Wherein, the nonmetal loose tube 203 is made of high temperature resistant plastics. The non-metal loose tube 203 is made of high-temperature-resistant plastic and is positioned on the outermost layer, so that the non-metal loose tube optical fiber unit 20 is not damaged and is easy to strip and draw out when the optical fiber composite overhead insulated cable is connected, photoelectric separation is realized, and the non-metal loose tube optical fiber unit is used for optical fiber connection and optical cable line branching.
Referring to fig. 2, a second embodiment of the optical fiber composite overhead insulated cable for a metro power distribution network according to the present invention is provided based on the first embodiment shown in fig. 1.
The difference from the first embodiment shown in fig. 1 is that in this embodiment, when the cable has high requirements on the force value, an aluminum-clad steel cable core bearing member 60 may be disposed at the center of the optical fiber composite overhead insulated cable for a metropolitan area power distribution network, wherein the electrical aluminum wire layer 10 is precisely twisted around the aluminum-clad steel cable core bearing member 60.
In specific implementation, the aluminum-clad steel cable core bearing part 60 is formed by twisting seven aluminum-clad steel wires and serves as an optical cable bearing part to meet the requirement of a large force value.
The utility model discloses metropolitan area is compound built on stilts insulated cable of optic fibre for distribution network's beneficial effect is: the above technical scheme, including the electrician aluminum wire layer that is located the center the outmost non-metal loose cover fiber unit that is provided with on electrician aluminum wire layer, the outer wound form semiconductor area, semiconductor shield layer and the insulating sheath of having set gradually of electrician aluminum wire layer, overall structure is reliable and stable, has electrical transmission performance and optical communication ability performance characteristic concurrently outside, still has excellent electrical insulation performance and optic fibre and lasts convenient characteristics, especially adapted at the built on stilts laying application of distribution lines town road in the city.
The above only is the preferred embodiment of the present invention, not so limiting the patent scope of the present invention, all under the concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct/indirect application is included in other related technical fields in the patent protection scope of the present invention.
Claims (5)
1. The utility model provides a metropolitan area is compound aerial insulated cable of optic fibre for distribution network, its characterized in that, including the electrician aluminium line layer that is located the center the outmost non-metal loose tube optical fiber unit that is provided with on electrician aluminium line layer, the electrician aluminium line layer sets gradually wound form semiconductor tape, semiconductor shielding layer and insulating sheath outward.
2. The optical fiber composite overhead insulated cable for the metropolitan area power distribution network according to claim 1, wherein the non-metal loose tube optical fiber unit is sequentially provided with an optical fiber bundle, optical fiber ointment and a non-metal loose tube from inside to outside.
3. The optical fiber composite overhead insulated cable for the metropolitan area power distribution network according to claim 2, wherein the non-metal loose tube is made of high temperature resistant plastic.
4. The optical fiber composite overhead insulated cable for the metropolitan area power distribution network according to claim 1, further comprising a centrally located aluminum-clad steel core bearing member, wherein the electrical aluminum wire layer is precisely stranded around the aluminum-clad steel core bearing member.
5. The optical fiber composite overhead insulated cable for the metropolitan area power distribution network according to claim 4, wherein the aluminum-clad steel cable core bearing member is formed by twisting seven aluminum-clad steel wires to serve as an optical cable bearing member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121759149.XU CN217405177U (en) | 2021-07-29 | 2021-07-29 | Optical fiber composite overhead insulated cable for metropolitan area power distribution network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121759149.XU CN217405177U (en) | 2021-07-29 | 2021-07-29 | Optical fiber composite overhead insulated cable for metropolitan area power distribution network |
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| CN217405177U true CN217405177U (en) | 2022-09-09 |
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| CN202121759149.XU Active CN217405177U (en) | 2021-07-29 | 2021-07-29 | Optical fiber composite overhead insulated cable for metropolitan area power distribution network |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115236818A (en) * | 2022-09-22 | 2022-10-25 | 深圳市特发信息股份有限公司 | Optical cable with nonmetal unit |
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2021
- 2021-07-29 CN CN202121759149.XU patent/CN217405177U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115236818A (en) * | 2022-09-22 | 2022-10-25 | 深圳市特发信息股份有限公司 | Optical cable with nonmetal unit |
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