CN202711817U - Optical fiber composite power cable - Google Patents
Optical fiber composite power cable Download PDFInfo
- Publication number
- CN202711817U CN202711817U CN201220261305.4U CN201220261305U CN202711817U CN 202711817 U CN202711817 U CN 202711817U CN 201220261305 U CN201220261305 U CN 201220261305U CN 202711817 U CN202711817 U CN 202711817U
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- Prior art keywords
- layer
- optical fiber
- wrapped
- cable
- power cable
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- 239000013307 optical fiber Substances 0.000 title claims abstract description 33
- 239000002131 composite material Substances 0.000 title claims abstract description 11
- 239000004020 conductor Substances 0.000 claims abstract description 9
- 239000000956 alloy Substances 0.000 claims abstract description 8
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 8
- 239000004744 fabric Substances 0.000 claims abstract description 8
- 239000003365 glass fiber Substances 0.000 claims abstract description 8
- 229920002725 thermoplastic elastomer Polymers 0.000 claims abstract description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 238000009954 braiding Methods 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 229920000728 polyester Polymers 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 2
- 239000010949 copper Substances 0.000 claims description 2
- 238000012544 monitoring process Methods 0.000 abstract description 4
- 238000001125 extrusion Methods 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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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
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- Communication Cables (AREA)
Abstract
本实用新型公开了一种光纤复合电力电缆，包括光纤、数根包裹绝缘层的合金导体，光纤外依次设有松套管、热塑性弹性体挤塑成型构成抗压层，数根绝缘的合金导体以包裹抗压层的光纤为中心绞合构成缆芯，缆芯外包覆有玻纤布加厚层、防火层，防火层外包裹有屏蔽层、护套层。本实用新型结构简单，方便电力电缆在线监测，将光纤设计在缆芯中心并配合抗压层、玻纤布加厚层的缓冲，有效地保护了光纤不受损伤，同时电缆的抗挤压能力、耐火性能、屏蔽性能得到提升，是一种光纤和电缆相结合新应用。
The utility model discloses an optical fiber composite power cable, which comprises an optical fiber and several alloy conductors wrapped with an insulating layer. A loose tube is arranged outside the optical fiber and a thermoplastic elastomer is extruded to form a pressure-resistant layer. Several insulated alloy conductors are The optical fiber wrapped in the anti-pressure layer is stranded at the center to form a cable core, and the cable core is covered with a thickened glass fiber cloth layer and a fireproof layer, and the fireproof layer is wrapped with a shielding layer and a sheath layer. The utility model has a simple structure and is convenient for on-line monitoring of the power cable. The optical fiber is designed in the center of the cable core and buffered with the anti-pressure layer and the thickened layer of glass fiber cloth, which effectively protects the optical fiber from damage, and at the same time, the anti-extrusion ability of the cable , fire resistance, and shielding performance are improved, and it is a new application combining optical fiber and cable.
Description
技术领域：Technical field:
本实用新型涉及电力电缆，尤其涉及一种光纤复合电力电缆。 The utility model relates to a power cable, in particular to an optical fiber composite power cable.
背景技术：Background technique:
电力电缆在运行中都要规定在一定的环境温度下，允许电力电缆通过限额的电流，确定电力电缆的绝缘层的使用寿命和安全，电力电缆导体工作温度的测量是通过测量电缆表面的温度来推测，对于埋地的电缆测量难度大，光纤传输信号的特点是衰减常数小，中继距离长，利用光纤对光的传输信号有背向放射传送原理的特点获取光纤所在时空的温度等信息，形成在线的长距离监控。 Power cables must be regulated at a certain ambient temperature during operation, allowing the power cables to pass a limited current to determine the service life and safety of the insulation layer of the power cable. The working temperature of the power cable conductor is measured by measuring the temperature of the cable surface. It is speculated that it is difficult to measure buried cables. The characteristics of optical fiber transmission signals are small attenuation constants and long relay distances. Using the characteristics of the optical fiber to optical transmission signal has the characteristics of back radiation transmission principle to obtain information such as the temperature of the time and space where the optical fiber is located. Form online long-distance monitoring.
原先电缆在长距离监控中，抗挤压能力、耐火性能、屏蔽性能较差，在实际使用环境中适应能力相对较弱，使得使用寿命缩短。 The original cable has poor extrusion resistance, fire resistance, and shielding performance in long-distance monitoring, and its adaptability in actual use environments is relatively weak, which shortens its service life.
实用新型内容：Utility model content:
为了弥补现有技术的缺陷，本实用新型的目的是提供一种光纤复合电力电缆，结构设计合理，延长了电缆的使用寿命。 In order to make up for the defects of the prior art, the purpose of the utility model is to provide an optical fiber composite power cable, which has a reasonable structural design and prolongs the service life of the cable.
本实用新型的技术方案如下： The technical scheme of the utility model is as follows:
光纤复合电力电缆，其特征在于：包括光纤、数根包裹绝缘层的合金导体，所述的光纤外依次设有松套管、热塑性弹性体挤塑成型构成抗压层，数根绝缘的合金导体以包裹抗压层的光纤为中心绞合构成缆芯，缆芯外包覆有玻纤布加厚层、防火层，防火层外包裹有屏蔽层、护套层。 The optical fiber composite power cable is characterized in that it includes optical fibers and several alloy conductors wrapped with insulating layers. The optical fibers are sequentially provided with loose tubes and thermoplastic elastomers extruded to form a compression layer. Several insulated alloy conductors are The optical fiber wrapped in the anti-pressure layer is stranded at the center to form a cable core, and the cable core is covered with a thickened glass fiber cloth layer and a fireproof layer, and the fireproof layer is wrapped with a shielding layer and a sheath layer.
所述的光纤复合电力电缆，其特征在于：所述的防火层采用聚酯带重叠绕包，防火层的厚度不小于2mm。 The optical fiber composite power cable is characterized in that: the fireproof layer is wrapped with overlapping polyester tapes, and the thickness of the fireproof layer is not less than 2 mm.
所述的光纤复合电力电缆，其特征在于：所述的屏蔽层采用镀锡铜丝编织构成，编织率不小于85%。 The optical fiber composite power cable is characterized in that: the shielding layer is braided by tinned copper wires, and the braiding rate is not less than 85%.
本实用新型的优点是： The utility model has the advantages of:
本实用新型结构简单，方便电力电缆在线监测，将光纤设计在缆芯中心并配合抗压层、玻纤布加厚层的缓冲，有效地保护了光纤不受损伤，同时电缆的抗挤压能力、耐火性能、屏蔽性能得到提升，是一种光纤和电缆相结合新应用。 The utility model has a simple structure and is convenient for on-line monitoring of the power cable. The optical fiber is designed in the center of the cable core and combined with the buffer of the anti-pressure layer and the thickened layer of glass fiber cloth, which effectively protects the optical fiber from damage. , fire resistance, and shielding performance are improved, and it is a new application combining optical fiber and cable.
附图说明：Description of drawings:
图1为本实用新型的结构示意图。 Fig. 1 is the structural representation of the utility model.
具体实施方式：Detailed ways:
参见图1： See Figure 1:
光纤复合电力电缆，包括光纤1、数根包裹绝缘层2的合金导体3，光纤1外依次设有松套管4、热塑性弹性体挤塑成型构成抗压层5，有效地保护光纤1不受损伤，数根绝缘的合金导体3以包裹抗压层5的光纤1为中心绞合构成缆芯，缆芯外包覆有玻纤布加厚层6、防火层7，防火层7外包裹有屏蔽层8、护套层9。
Optical fiber composite power cable, including
防火层6采用聚酯带重叠绕包，防火层6的厚度不小于2mm，配合玻纤布加厚层6有效地提高了电缆的耐火性能，此外玻纤布加厚层6也能抵挡外界的挤压力，有效的保护缆芯。
The
屏蔽层8采用镀锡铜丝编织构成，编织率不小于85%。
The
Claims (3)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220261305.4U CN202711817U (en) | 2012-06-04 | 2012-06-04 | Optical fiber composite power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220261305.4U CN202711817U (en) | 2012-06-04 | 2012-06-04 | Optical fiber composite power cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202711817U true CN202711817U (en) | 2013-01-30 |
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ID=47592097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220261305.4U Expired - Fee Related CN202711817U (en) | 2012-06-04 | 2012-06-04 | Optical fiber composite power cable |
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| Country | Link |
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| CN (1) | CN202711817U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106409421A (en) * | 2016-12-14 | 2017-02-15 | 大连德昌线缆有限公司 | Unmanned aerial vehicle power supply and signal transmission cable |
| CN107195361A (en) * | 2017-06-22 | 2017-09-22 | 江苏华亚电缆有限公司 | Environment-friendly type controls cable |
-
2012
- 2012-06-04 CN CN201220261305.4U patent/CN202711817U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106409421A (en) * | 2016-12-14 | 2017-02-15 | 大连德昌线缆有限公司 | Unmanned aerial vehicle power supply and signal transmission cable |
| CN107195361A (en) * | 2017-06-22 | 2017-09-22 | 江苏华亚电缆有限公司 | Environment-friendly type controls cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130130 Termination date: 20160604 |