CN201975154U - Novel composite shielding high-voltage cross-linked polyethylene (XLPE) insulated power cable - Google Patents
Novel composite shielding high-voltage cross-linked polyethylene (XLPE) insulated power cable Download PDFInfo
- Publication number
- CN201975154U CN201975154U CN2011201126901U CN201120112690U CN201975154U CN 201975154 U CN201975154 U CN 201975154U CN 2011201126901 U CN2011201126901 U CN 2011201126901U CN 201120112690 U CN201120112690 U CN 201120112690U CN 201975154 U CN201975154 U CN 201975154U
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- China
- Prior art keywords
- layer
- tape
- power cable
- winded
- insulated power
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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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- 239000002131 composite material Substances 0.000 title claims abstract description 10
- 229920003020 cross-linked polyethylene Polymers 0.000 title abstract description 8
- 239000004703 cross-linked polyethylene Substances 0.000 title abstract description 8
- 239000004020 conductor Substances 0.000 claims abstract description 12
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229910052802 copper Inorganic materials 0.000 claims abstract description 10
- 239000010949 copper Substances 0.000 claims abstract description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 5
- 239000004677 Nylon Substances 0.000 claims abstract description 5
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 5
- 239000010439 graphite Substances 0.000 claims abstract description 5
- 239000002184 metal Substances 0.000 claims abstract description 5
- 229910052751 metal Inorganic materials 0.000 claims abstract description 5
- 229920001778 nylon Polymers 0.000 claims abstract description 5
- 239000004745 nonwoven fabric Substances 0.000 claims abstract description 3
- 230000004888 barrier function Effects 0.000 claims 2
- 238000004132 cross linking Methods 0.000 claims 2
- 238000009413 insulation Methods 0.000 claims 2
- 229920000573 polyethylene Polymers 0.000 claims 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 6
- 239000004698 Polyethylene Substances 0.000 abstract description 4
- 230000000903 blocking effect Effects 0.000 abstract description 3
- 239000004743 Polypropylene Substances 0.000 abstract 2
- 229920001155 polypropylene Polymers 0.000 abstract 2
- -1 polypropylene Polymers 0.000 abstract 1
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 238000004073 vulcanization Methods 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 27
- 239000011247 coating layer Substances 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Images
Classifications
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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
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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- Insulated Conductors (AREA)
Abstract
Description
技术领域technical field
本实用新型涉及一种电力电缆，尤其涉及一种新型复合屏蔽高压交联聚乙烯绝缘电力电缆。The utility model relates to a power cable, in particular to a novel composite shielding high-voltage cross-linked polyethylene insulated power cable.
背景技术Background technique
高压电力电缆对电能传输的稳定性、安全性、完整性是极为重要的，高压交联结构中的“屏蔽层”实质是一种改善电场分布的措施，避免电缆发生局部放电现象和损坏击穿现象的发生。High-voltage power cables are extremely important to the stability, safety, and integrity of power transmission. The "shielding layer" in the high-voltage cross-linked structure is essentially a measure to improve the distribution of the electric field to avoid partial discharge and damage to the cable. phenomenon occurs.
实用新型内容Utility model content
本实用新型为了解决以上问题提供了一种屏蔽效果好、阻水性能好、使用寿命长的新型复合屏蔽高压交联聚乙烯绝缘电力电缆。In order to solve the above problems, the utility model provides a novel composite shielding high-voltage cross-linked polyethylene insulated power cable with good shielding effect, good water blocking performance and long service life.
本实用新型的技术方案是：所述的电缆由内至外依次为铜导体、绕包半导电尼龙带、导体屏蔽层、绝缘层、绝缘屏蔽层、绕包半导电阻水带、铜带屏蔽层、PP绕包带、挤包内护层、金属屏蔽层、无纺布绕包层、PE外护套和石墨涂敷层。The technical solution of the utility model is: the cable is sequentially composed of a copper conductor, a wrapping semiconductive nylon tape, a conductor shielding layer, an insulating layer, an insulating shielding layer, a wrapping semiconductive resistance water tape, and a copper tape shield from inside to outside. layer, PP wrapping tape, extruded inner sheath, metal shielding layer, non-woven wrapping layer, PE outer sheath and graphite coating layer.
所述的导体屏蔽层、绝缘层、绝缘屏蔽层采用三层共挤技术同时挤出。The conductor shielding layer, insulating layer and insulating shielding layer are extruded simultaneously by three-layer co-extrusion technology.
本实用新型本实用新型结构简单新颖，采用VCV三层共挤和复合屏蔽技术，提升了电缆的电性能、阻水型能，延长了电缆的使用寿命。The utility model has a simple and novel structure, adopts VCV three-layer co-extrusion and composite shielding technology, improves the electrical performance and water-blocking performance of the cable, and prolongs the service life of the cable.
附图说明Description of drawings
图1是本实用新型的结构示意图。Fig. 1 is the structural representation of the utility model.
图中1是铜导体，2是绕包半导电尼龙带，3是导体屏蔽层，4是绝缘层，5是绝缘屏蔽层，6是绕包半导电阻水带，7是铜带屏蔽层，8是PP绕包带，9是挤包内护层，10是金属屏蔽层，11是无纺布绕包层，12是PE外护套，13是石墨涂敷层。In the figure, 1 is a copper conductor, 2 is a wrapping semi-conductive nylon tape, 3 is a conductor shielding layer, 4 is an insulating layer, 5 is an insulating shielding layer, 6 is a wrapping semi-conductive resistance water tape, and 7 is a copper tape shielding layer. 8 is a PP wrapping tape, 9 is an extruded inner sheath, 10 is a metal shielding layer, 11 is a non-woven wrapping layer, 12 is a PE outer sheath, and 13 is a graphite coating layer.
具体实施方式Detailed ways
下面结合附图和具体实施方式对本实用新型做进一步说明。如附图1所示：新型复合屏蔽高压交联聚乙烯绝缘电力电缆，在圆型紧压铜导体1、绕包半导电尼龙带2外，采用VCV三层共挤技术，即导体屏蔽层3、绝缘层4、绝缘屏蔽层5同时挤出，在绝缘屏蔽层5外由内向外依次设置绕包半导电阻水带6、铜带屏蔽层7、PP绕包带8、挤包内护层9、非铜丝金属屏蔽层10、无纺布绕包层11、PE外护套12和石墨涂敷层13。The utility model will be further described below in conjunction with the accompanying drawings and specific embodiments. As shown in Figure 1: the new composite shielded high-voltage XLPE insulated power cable adopts VCV three-layer co-extrusion technology on the outside of the round
Claims (2)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201126901U CN201975154U (en) | 2011-04-18 | 2011-04-18 | Novel composite shielding high-voltage cross-linked polyethylene (XLPE) insulated power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201126901U CN201975154U (en) | 2011-04-18 | 2011-04-18 | Novel composite shielding high-voltage cross-linked polyethylene (XLPE) insulated power cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201975154U true CN201975154U (en) | 2011-09-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201126901U Expired - Fee Related CN201975154U (en) | 2011-04-18 | 2011-04-18 | Novel composite shielding high-voltage cross-linked polyethylene (XLPE) insulated power cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201975154U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103219085A (en) * | 2013-04-22 | 2013-07-24 | 江苏馨晟特种电缆有限公司 | Insulation polyvinyl chloride protective jacket power cable |
| CN103345965A (en) * | 2013-07-09 | 2013-10-09 | 无锡市曙光电缆有限公司 | 500kV extra-high voltage water-blocking power cable |
-
2011
- 2011-04-18 CN CN2011201126901U patent/CN201975154U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103219085A (en) * | 2013-04-22 | 2013-07-24 | 江苏馨晟特种电缆有限公司 | Insulation polyvinyl chloride protective jacket power cable |
| CN103345965A (en) * | 2013-07-09 | 2013-10-09 | 无锡市曙光电缆有限公司 | 500kV extra-high voltage water-blocking power 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: 20110914 Termination date: 20150418 |
|
| EXPY | Termination of patent right or utility model |