CN211858251U - Overhead cable - Google Patents
Overhead cable Download PDFInfo
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- CN211858251U CN211858251U CN202020766967.1U CN202020766967U CN211858251U CN 211858251 U CN211858251 U CN 211858251U CN 202020766967 U CN202020766967 U CN 202020766967U CN 211858251 U CN211858251 U CN 211858251U
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- optical fiber
- insulated wire
- protection pipe
- conductor
- wire
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Abstract
The utility model belongs to the wire and cable field relates to an overhead cable, include: compound line of optic fibre, first insulated wire, second insulated wire, fixed packing strip and outer jacket, compound line of optic fibre and first insulated wire symmetry set up in the outer jacket, the second insulated wire sets up between compound line of optic fibre, first insulated wire and outer jacket, fixed packing strip sets up between compound line of optic fibre, second insulated wire and outer jacket and sets up in the space that first insulated wire, second insulated wire and outer jacket formed, the compound line of optic fibre includes: the optical fiber unit comprises an optical fiber unit, a metal protection pipe, a buffer protection pipe and a third conductor, wherein the metal protection pipe is coated on the outer side of the optical fiber unit, the buffer protection pipe is arranged on the outer side of the optical fiber unit coated with the metal protection pipe, the third conductor is arranged on the outer side of the buffer protection pipe, and the third conductor is Z-shaped. According to the utility model discloses an overhead cable when guaranteeing whole sag performance, realizes the transmission of electric energy and data, increases circuit transport utilization.
Description
Technical Field
The utility model belongs to the wire and cable field especially relates to an aerial [ insulated ] cable.
Background
In order to reduce the loss of the electric energy in the transmission process, the electric energy needs to go through the processes of voltage boosting and voltage reducing to reach the application end from the power generation end. The transmission network carries high-voltage transmission, and the distribution network realizes low-voltage electric energy introduction and distribution according to the specific requirements of an application terminal. Overhead cables are important power transmission components in power distribution networks, and are responsible for the introduction of electric power in cities and rural areas. With the rapid development of economy, the living standard of people is continuously improved, and the requirements of rural areas and cities on power lines are higher and higher. Particularly, as the power utilization load is increased day by day, the data processing process is deepened continuously, and the land and space resources are tense day by day. How to improve the utilization rate of the line while improving the safety of energy transmission has important significance.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide an overhead cable.
According to an aspect of the utility model, a provide an aerial [ insulated ] cable, include: optical fiber composite line 1, first insulated wire 2, second insulated wire 3, fixed filler strip 4 and outer jacket 5, optical fiber composite line 1 and the symmetry of first insulated wire 2 set up at outer jacket 5, second insulated wire 3 sets up at optical fiber composite line 1, in the space that first insulated wire 2 and outer jacket 5 formed, fixed filler strip 4 sets up in the space that optical fiber composite line 1, second insulated wire 3 and outer jacket 5 formed and sets up at first insulated wire 2, in the space that second insulated wire 3 and outer jacket 5 formed, optical fiber composite line 1 includes: the optical fiber unit comprises an optical fiber unit 11, a metal protection pipe 12, a buffer protection pipe 13 and a third conductor 14, wherein the metal protection pipe 12 is covered on the outer side of the optical fiber unit 11, the buffer protection pipe 13 is arranged on the outer side of the optical fiber unit 11 covered with the metal protection pipe 12, the third conductor 14 is arranged on the outer side of the buffer protection pipe 13, and the third conductor 14 is in a Z shape.
According to an exemplary embodiment of the present invention, the first insulation line 2 includes: a high strength steel core 21, a first conductor 22 and a first insulating layer 23.
According to an exemplary embodiment of the present invention, the first conductor 22 is zigzag-shaped.
According to an exemplary embodiment of the present invention, the second insulated wire 3 includes: a second conductor 31 and a second insulating layer 32.
According to an exemplary embodiment of the present invention, the fixed filler strip 4 is a polypropylene filler strip.
According to an exemplary embodiment of the present invention, the outer sheath 5 is a weatherable cross-linked polyethylene layer.
According to an exemplary embodiment of the present invention, the outer diameters of the optical fiber composite wire 1 and the first insulation wire 2 are the same.
Compared with the prior art, the utility model discloses an overhead cable, through structural design and sinle silk comprehensive matching, when guaranteeing whole sag performance, realizes the transmission of electric energy and data, increases circuit transport utilization rate.
Drawings
Fig. 1 is a schematic cross-sectional structure view of an overhead cable according to the present invention.
In the drawing, 1-optical fiber composite wire, 11-optical fiber unit, 12-metal protective tube, 13-buffer protective tube, 14-third conductor, 2-first insulation wire, 21-high strength steel core, 22-first conductor, 23-first insulation layer, 3-second insulation wire, 31-second conductor, 32-second insulation layer, 4-fixing filler rod, 5-outer sheath.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1, an overhead cable includes: the optical fiber composite cable comprises an optical fiber composite wire 1, a first insulating wire 2, a second insulating wire 3, a fixed filler strip 4 and an outer protective layer 5.
Specifically, the optical fiber composite wire 1 and the first insulating wire 2 are symmetrically arranged on the outer protective layer 5, the second insulating wire 3 is arranged in the gap formed by the optical fiber composite wire 1, the first insulating wire 2 and the outer protective layer 5, the fixed filling strip 4 is arranged in the gap formed by the optical fiber composite wire 1, the second insulating wire 3 and the outer protective layer 5 and arranged in the gap formed by the first insulating wire 2, the second insulating wire 3 and the outer protective layer 5, and the optical fiber composite wire 1 comprises: the optical fiber unit comprises an optical fiber unit 11, a metal protection pipe 12, a buffer protection pipe 13 and a third conductor 14, wherein the metal protection pipe 12 is covered on the outer side of the optical fiber unit 11, the buffer protection pipe 13 is arranged on the outer side of the optical fiber unit 11 covered with the metal protection pipe 12, the third conductor 14 is arranged on the outer side of the buffer protection pipe 13, and the third conductor 14 is in a Z shape.
The first insulation line 2 may include: a high strength steel core 21, a first conductor 22 and a first insulating layer 23.
The first conductor 22 is zigzag-shaped.
The second insulated wire 3 may include: a second conductor 31 and a second insulating layer 32.
The fixing filler strip 4 may be a polypropylene filler strip.
The outer sheath 5 may be a weatherable cross-linked polyethylene layer.
The optical fiber composite wire 1 and the first insulating wire 2 have the same outer diameter.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (7)
1. An overhead cable, comprising: optical fiber composite line (1), first insulated wire (2), second insulated wire (3), fixed filler strip (4) and outer jacket (5), optical fiber composite line (1) and first insulated wire (2) symmetry set up at outer jacket (5), second insulated wire (3) set up in optical fiber composite line (1), in the space that first insulated wire (2) and outer jacket (5) formed, fixed filler strip (4) set up in optical fiber composite line (1), in the space that second insulated wire (3) and outer jacket (5) formed and set up at first insulated wire (2), in the space that second insulated wire (3) and outer jacket (5) formed, optical fiber composite line (1) includes: the optical fiber protection device comprises an optical fiber unit (11), a metal protection pipe (12), a buffer protection pipe (13) and a third conductor (14), wherein the metal protection pipe (12) is coated on the outer side of the optical fiber unit (11), the buffer protection pipe (13) is arranged on the outer side of the optical fiber unit (11) coated with the metal protection pipe (12), the third conductor (14) is arranged on the outer side of the buffer protection pipe (13), and the third conductor (14) is Z-shaped.
2. The overhead cable according to claim 1, wherein the first insulating wire (2) comprises: a high strength steel core (21), a first conductor (22) and a first insulating layer (23).
3. The overhead cable of claim 2, wherein the first conductor (22) is zigzag-shaped.
4. The overhead cable according to claim 1, wherein the second insulated wire (3) comprises: a second conductor (31) and a second insulating layer (32).
5. The overhead cable according to claim 1, wherein the fixed filler strip (4) is a polypropylene filler strip.
6. The overhead cable according to claim 1, wherein the outer sheath (5) is a weatherable crosslinked polyethylene layer.
7. The overhead cable according to claim 1, wherein the outer diameters of the optical fiber composite wire (1) and the first insulating wire (2) are the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020766967.1U CN211858251U (en) | 2020-05-11 | 2020-05-11 | Overhead cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020766967.1U CN211858251U (en) | 2020-05-11 | 2020-05-11 | Overhead cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211858251U true CN211858251U (en) | 2020-11-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020766967.1U Active CN211858251U (en) | 2020-05-11 | 2020-05-11 | Overhead cable |
Country Status (1)
| Country | Link |
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| CN (1) | CN211858251U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112201392A (en) * | 2020-12-07 | 2021-01-08 | 江苏上上电缆集团有限公司 | Production method of high-precision special-shaped stranded wire small-diameter cable |
-
2020
- 2020-05-11 CN CN202020766967.1U patent/CN211858251U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112201392A (en) * | 2020-12-07 | 2021-01-08 | 江苏上上电缆集团有限公司 | Production method of high-precision special-shaped stranded wire small-diameter cable |
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