CN204516374U - A kind of Optical Fiber composite overhead Ground Wire - Google Patents
A kind of Optical Fiber composite overhead Ground Wire Download PDFInfo
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- CN204516374U CN204516374U CN201520083605.1U CN201520083605U CN204516374U CN 204516374 U CN204516374 U CN 204516374U CN 201520083605 U CN201520083605 U CN 201520083605U CN 204516374 U CN204516374 U CN 204516374U
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- optical fiber
- metal line
- ground wire
- overhead ground
- composite overhead
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Abstract
The utility model provides a kind of Optical Fiber composite overhead Ground Wire, which provides a kind of Optical Fiber composite overhead Ground Wire of the demand of a kind of minor diameter large core number, improves the maximum fiber capacity in stainless steel tube optical unit.It comprises cable core; the outer cloth of described cable core is equipped with outer layer metal line; described cable core is combined by central metal line and coating layer; it is peripheral that described coating layer is coated on central metal line; described coating layer is formed by middle layer metal line, light unit combination; described smooth unit comprises at least one; light unit described in every root comprises stainless steel tube, optical fiber, fine cream; described fine cream plays protection optical fiber and blocks water; described optical fiber is furnished with in the inner chamber of stainless steel tube described in every root; described optical fiber is specially the optical fiber of diameter Ф 200um, and outer layer metal line is furnished with at least one deck.
Description
Technical field
The utility model relates to construction of cable technical field, is specially a kind of Optical Fiber composite overhead Ground Wire.
Background technology
The existing optical fiber relating to Optical Fiber composite overhead Ground Wire, all adopt G652 and G655 optical fiber, light Unit Design demand in conventional Optical Fiber composite overhead Ground Wire can be met although this type of fibre diameter is 250um, but can not structure design of OPGW changed and need again to increase on the construction circuit of fiber number, stainless steel tube with small diameter light unit is at excess fiber length, the aspects such as density of optic fibre are all difficult to meet and maybe cannot meet design requirement, the stainless steel tube of such as Ф 2.5 × 0.2mm is not when changing 0.2mm wall thickness, put into its excess fiber length of 24 core fibres and fiber transmission attenuation to be difficult to control, more cannot meet the requirement being greater than 24 cores in Ф 2.5 × 0.2mm, therefore need to provide a kind of product quality not affecting Optical Fiber composite overhead Ground Wire, under the prerequisites such as life-span, improve the maximum fiber capacity in its stainless steel tube optical unit, thus meet the Optical Fiber composite overhead Ground Wire of the demand of the large core number of minor diameter.
Summary of the invention
For the problems referred to above, the utility model provides a kind of Optical Fiber composite overhead Ground Wire, which provides a kind of Optical Fiber composite overhead Ground Wire of the demand of a kind of minor diameter large core number, improves the maximum fiber capacity in stainless steel tube optical unit.
A kind of Optical Fiber composite overhead Ground Wire, it is characterized in that: it comprises cable core, the outer cloth of described cable core is equipped with outer layer metal line, described cable core is combined by central metal line and coating layer, it is peripheral that described coating layer is coated on central metal line, described coating layer is by middle layer metal line, light unit combination forms, described smooth unit comprises at least one, described in every root, light unit comprises stainless steel tube, optical fiber, fine cream, described optical fiber is furnished with in the inner chamber of stainless steel tube described in every root, fine cream, described fine cream plays protection optical fiber and blocks water, described optical fiber is furnished with in the inner chamber of stainless steel tube described in every root, described optical fiber is specially the optical fiber of diameter Ф 200um, outer layer metal line is furnished with at least one deck.
It is further characterized in that:
When described smooth unit is one, described smooth unit can be positioned at the center of described cable core, and now described coating layer is the stranded formation of described middle layer metal line;
When described smooth unit is one, described smooth unit is described cable core, and described outer layer metal line is directly stranded in the outer ring surface of described smooth unit.
Described outer layer metal line is specifically as follows aluminium alloy or aluminium-clad steel wire;
Described middle layer metal line is specifically as follows aluminium alloy or aluminium-clad steel wire;
Described central metal line is specifically as follows aluminium alloy or aluminium-clad steel wire;
The optical fiber of described diameter Ф 200um is specially G657A optical fiber, and G657A optical fiber has better bending resistance, and when not increasing optical fiber attenuation, excess fiber length can increase, thus can improve the optical fiber useful life in OPGW;
Number of fibers in described smooth unit is 1 ~ 48, specifically arranges according to actual needs;
Described smooth unit can be also aluminium bag stainless steel tube optical unit, the external sheath of stainless steel tube has aluminum pipe, makes inner Optical Fiber Transmission ability more stable.
After adopting structure of the present utility model, by using the optical fiber of diameter Ф 200um, the stainless steel tube inner chamber of Ф 2.5 × 0.2mm is increased to 48 cores from maximum 24 cores during original use 250um optical fiber, solve limit Design and the production bottleneck of this type of stainless steel tube diameter and fiber number, and comprise at least one due to light unit, make the communication capacity of optical fiber strong; To sum up, which provide a kind of Optical Fiber composite overhead Ground Wire of the demand of a kind of minor diameter large core number, improve the maximum fiber capacity in stainless steel tube optical unit.
Accompanying drawing explanation
Fig. 1 is the structural representation sketch of specific embodiment of the utility model one;
Fig. 2 is the structural representation sketch of specific embodiment of the utility model two;
Fig. 3 is the structural representation sketch of specific embodiment of the utility model three;
Fig. 4 is the structural representation sketch of specific embodiment of the utility model four;
Title in figure representated by sequence number is as follows:
Cable core 1, outer layer metal line 2, central metal line 3, coating layer 4, middle layer metal line 5, light unit 6, middle part stainless steel tube 7, optical fiber 8, fine cream 9.
Embodiment
A kind of Optical Fiber composite overhead Ground Wire, it comprises cable core 1, the outer cloth of cable core 1 is equipped with outer layer metal line 2, cable core 1 is combined by central metal line 3 and coating layer 4, it is peripheral that coating layer 4 is coated on central metal line 3, coating layer 4 is by middle layer metal line 5, light unit 6 combines, light unit 6 comprises at least one, every root light unit 6 comprises stainless steel tube 7, optical fiber 8, fine cream 9, optical fiber 8 is furnished with in the inner chamber of every root stainless steel tube 7, fine cream 9, optical fiber 8 is specially the optical fiber of diameter Ф 200um, number of fibers in light unit is 1 ~ 48, specifically arrange according to actual needs, outer layer metal line 2 is furnished with at least one deck.
Specific embodiment one, see Fig. 1: the optical fiber 8 of diameter Ф 200um is specially G657A optical fiber, and G657A optical fiber has better bending resistance, when not increasing optical fiber attenuation, excess fiber length can increase, thus can improve the optical fiber useful life in OPGW; Coating layer 4 comprises two light unit, 6, four middle layer metal lines 5, and six roots of sensation wire loop is distributed in outer ring surface, the formation inner chamber of central metal line 3, is furnished with central metal line 3 in inner chamber; The concrete one deck of outer layer metal line 2, it forms by 12 outer layer metal lines 2 are stranded; Outer layer metal line 2, central metal line 3, middle layer metal line 5 are specially aluminium-clad steel wire.
Specific embodiment two, see Fig. 2: the optical fiber 8 of diameter Ф 200um is specially G657A optical fiber, and G657A optical fiber has better bending resistance, when not increasing optical fiber attenuation, excess fiber length can increase, thus can improve the optical fiber useful life in OPGW; Coating layer 4 comprises three light unit, 6, three middle layer metal lines 5, and six roots of sensation wire loop is distributed in outer ring surface, the formation inner chamber of central metal line 3, is furnished with central metal line 3 in inner chamber; Outer layer metal line 2 is specially one deck, it is formed by 12 outer layer metal lines 2 are stranded; Outer layer metal line 2 is aluminium alloy, central metal line 3 is aluminium alloy, middle layer metal line 5 is aluminium-clad steel wire.
Specific embodiment three, see Fig. 3: the optical fiber 8 of diameter Ф 200um is specially G657A optical fiber, light unit 6 is one, light unit 6 is positioned at the center of cable core 1, now coating layer 4 is the stranded formation of described six roots of sensation middle layer metal line 5, outer layer metal line 2 be specially two-layer, by 2,17,11 outer layer metal lines, outer layer metal line 2 is stranded is formed respectively respectively for it; Outer layer metal line 2 is aluminium alloy, middle layer metal line 5 is aluminium-clad steel wire.
Specific embodiment four, see Fig. 4: the optical fiber 8 of diameter Ф 200um is specially G657A optical fiber, light unit 6 is one, and light unit 6 is cable core, and 6 outer layer metal lines 2 are directly stranded in the outer ring surface of light unit 6, and outer layer metal line 2 is specially aluminium-clad steel wire.
Light unit in specific embodiment one to four can be also aluminium bag stainless steel tube optical unit, the external sheath of stainless steel tube has aluminum pipe, makes inner Optical Fiber Transmission ability more stable.
By using G657A optical fiber, the inner chamber of Ф 2.5 × 0.2mm stainless steel tube is increased to 48 cores from maximum 24 cores during original use G652 optical fiber, solve limit Design and the production bottleneck of this type of stainless steel tube diameter and fiber number, under the prerequisite of equal stainless steel tube diameter, the fiber number that can fill significantly increases, and meets large core number demand; G657A optical fiber has better bending resistance, and when not increasing optical fiber attenuation, excess fiber length can increase, thus can improve the optical fiber useful life in OPGW.
Above specific embodiment of the utility model has been described in detail, but content being only the preferred embodiment that the utility model is created, the practical range created for limiting the utility model can not being considered to.The stranded line number of each layer is not limited to exemplary plot, and number of fibers is not limited to exemplary plot.All equalizations done according to the utility model creation application range change and improve, and all should still belong within this patent covering scope.
Claims (9)
1. an Optical Fiber composite overhead Ground Wire, it is characterized in that: it comprises cable core, the outer cloth of described cable core is equipped with outer layer metal line, described cable core is combined by central metal line and coating layer, it is peripheral that described coating layer is coated on central metal line, described coating layer is by middle layer metal line, light unit combination forms, described smooth unit comprises at least one, described in every root, light unit comprises stainless steel tube, optical fiber, fine cream, described optical fiber is furnished with in the inner chamber of stainless steel tube described in every root, fine cream, described optical fiber is specially the optical fiber of diameter Ф 200um, outer layer metal line is furnished with at least one deck.
2. a kind of Optical Fiber composite overhead Ground Wire as claimed in claim 1, is characterized in that: when described smooth unit is one, described smooth unit can be positioned at the center of described cable core, and described coating layer is the stranded formation of described middle layer metal line.
3. a kind of Optical Fiber composite overhead Ground Wire as claimed in claim 1, is characterized in that: when described smooth unit is one, and described smooth unit is described cable core, and described outer layer metal line is directly stranded in the outer ring surface of described smooth unit.
4. a kind of Optical Fiber composite overhead Ground Wire as described in claim arbitrary in claims 1 to 3, is characterized in that: described outer layer metal line is specifically as follows aluminium alloy or aluminium-clad steel wire.
5. a kind of Optical Fiber composite overhead Ground Wire as claimed in claim 1 or 2, is characterized in that: described middle layer metal line is specifically as follows aluminium alloy or aluminium-clad steel wire.
6. a kind of Optical Fiber composite overhead Ground Wire as claimed in claim 1, is characterized in that: described central metal line is specifically as follows aluminium alloy or aluminium-clad steel wire.
7. a kind of Optical Fiber composite overhead Ground Wire as claimed in claim 1, is characterized in that: the optical fiber of described diameter Ф 200um is specially G657A optical fiber.
8. a kind of Optical Fiber composite overhead Ground Wire as claimed in claim 7, is characterized in that: the number of fibers in described smooth unit is 1 ~ 48.
9. a kind of Optical Fiber composite overhead Ground Wire as described in claim arbitrary in claims 1 to 3, is characterized in that: described smooth unit also can for aluminium bag stainless steel tube optical unit, the external sheath of stainless steel tube has aluminum pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520083605.1U CN204516374U (en) | 2015-02-05 | 2015-02-05 | A kind of Optical Fiber composite overhead Ground Wire |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520083605.1U CN204516374U (en) | 2015-02-05 | 2015-02-05 | A kind of Optical Fiber composite overhead Ground Wire |
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| Publication Number | Publication Date |
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| CN204516374U true CN204516374U (en) | 2015-07-29 |
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| CN201520083605.1U Active CN204516374U (en) | 2015-02-05 | 2015-02-05 | A kind of Optical Fiber composite overhead Ground Wire |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104599744A (en) * | 2015-02-05 | 2015-05-06 | 江苏藤仓亨通光电有限公司 | Optical fiber composite overhead ground wire |
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2015
- 2015-02-05 CN CN201520083605.1U patent/CN204516374U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104599744A (en) * | 2015-02-05 | 2015-05-06 | 江苏藤仓亨通光电有限公司 | Optical fiber composite overhead ground wire |
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Legal Events
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 215000 Industrial Zone, seven Town, Wujiang District, Jiangsu, Suzhou Patentee after: Jiangsu Hengtong Electric Power Intelligent Network Technology Co., Ltd Address before: 215000 Industrial Zone, seven Town, Wujiang District, Jiangsu, Suzhou Patentee before: Fujikura Hengtong Aerial Cable System Ltd. |
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| CP01 | Change in the name or title of a patent holder |