CN108257725A - 一种轻质带光纤电力的碳纤维电缆 - Google Patents
一种轻质带光纤电力的碳纤维电缆 Download PDFInfo
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Abstract
本发明公开了一种轻质带光纤电力的碳纤维电缆,包括缆芯(1)、导体屏蔽层(2)、绝缘层(3)、绝缘屏蔽层(4)、缓冲阻水带层(5)、皱纹铝护套(6)、防腐层(7)、外护套(8),其特征在于:所述的缆芯(1)包括碳纤维复合芯(11)、铝导体(12),所述的碳纤维复合芯(11)与铝导体(12)绞合制成缆芯(1)。本发明通过具有重量轻、耐腐蚀、高强度、高模量、抗拉强度大等特点的碳纤维丝与具有拉伸强度高、伸长小、弹性系数高等特点的玻璃纤维丝绞合成碳纤维复合芯(11),并与铝导体(12)绞合构成缆芯(1),极大降低了电缆的重量;具有自身重量轻、抗拉强度大、耐高温、耐腐蚀的优点,适宜推广使用。
Description
技术领域
本发明涉及电缆技术领域,具体地说是一种轻质带光纤电力的碳纤维电缆。
背景技术
电力远距离输送,通常采用电缆,一种常见的高架电缆通常采用钢芯铝绞线,它由钢丝和导电铝丝两个重要部分组成。钢丝的作用是承担整个电缆的悬空载荷,铝丝起导电作用。钢丝的优点是具有强的承载能力,但缺点是自身的重量大,抗拉强度小,钢芯的热膨胀系数大。如果再考虑电线附有冰雪或承受强风作用,抵抗外力能力差,对带有沉重电缆的悬空支架有很高的要求,要求悬空支架不仅强,而且刚度要好,并且悬空支架的高度足够高,这个电力输送带来了极大的成本负担。因此急需一种自身重量轻、抗拉强度大、耐高温、耐腐蚀的电缆。
发明内容
本发明的目的是针对现有技术存在的问题,提供一种自身重量轻、抗拉强度大、耐高温、耐腐蚀的轻质带光纤电力的碳纤维电缆。
本发明的目的是通过以下技术方案解决的:
一种轻质带光纤电力的碳纤维电缆,包括缆芯和依次设置在缆芯外的导体屏蔽层、绝缘层、绝缘屏蔽层、缓冲阻水带层、皱纹铝护套、防腐层、外护套,其特征在于:所述的缆芯包括碳纤维复合芯、铝导体,所述的碳纤维复合芯与铝导体绞合制成缆芯。
所述的缓冲阻水带层内设有内含测温光纤的光纤管,且在光纤管的两侧对称设置金属加强件以对光纤管进行保护。
所述的光纤管内设有两根不同颜色的G652型单模测温光纤,且每根电缆内至少设有两根光纤管。
所述的碳纤维复合芯是采用碳纤维丝、玻璃纤维丝混合绞合成束后经热固性树脂固化定型制成。
所述的铝导体为耐热铝合金圆形导体。
构成缓冲阻水带层的缓冲阻水带的搭盖率为4~6%。
本发明相比现有技术有如下优点:
本发明通过采用具有重量轻、耐腐蚀、高强度、高模量、抗拉强度大等优异性能的碳纤维丝与具有拉伸强度高、伸长小、弹性系数高等优异性能的玻璃纤维丝绞合成碳纤维复合芯,并与耐热铝合金圆形导体制成的铝导体绞合构成缆芯,极大降低了电缆的重量;另外通过采用光纤管加金属加强件的结构来取代直接绕包光缆或者光纤管,既降低了成本,又对光纤起到了保护作用;光纤管设置在缓冲阻水带层中,既能够吸收的热胀冷缩、又能够避免焊接过程中高温对光纤管的伤害;另外每根电缆至少设置两根光纤管以防止在生产或者敷设过程中某根光纤断裂,测温功能无法完成;该碳纤维电缆具有自身重量轻、抗拉强度大、耐高温、耐腐蚀的优点,适宜推广使用。
附图说明
附图1是本发明的碳纤维电缆的结构示意图。
其中:1—缆芯;11—碳纤维复合芯;12—铝导体;2—导体屏蔽层;3—绝缘层;4—绝缘屏蔽;5—缓冲阻水带层;6—皱纹铝护套;7—防腐层;8—外护套;9—光纤管;10—金属加强件。
具体实施方式
下面结合附图与实施例对本发明作进一步的说明。
如图1所示:一种轻质带光纤电力的碳纤维电缆,包括缆芯1和依次设置在缆芯1外的导体屏蔽层2、绝缘层3、绝缘屏蔽层4、缓冲阻水带层5、皱纹铝护套6、防腐层7、外护套8,该缆芯1包括碳纤维复合芯11、铝导体12,碳纤维复合芯11是采用碳纤维丝、玻璃纤维丝混合绞合成束后经热固性树脂固化定型制成,铝导体12为耐热铝合金圆形导体,上述的碳纤维复合芯11与铝导体12绞合制成缆芯1。另外构成缓冲阻水带层5的缓冲阻水带的搭盖率为4~6%,在缓冲阻水带层5内设有内含测温光纤的光纤管9,且在光纤管9的两侧对称设置金属加强件10以对光纤管9进行保护,光纤管9内设有两根不同颜色的G652型单模测温光纤,且每根电缆内至少设有两根光纤管9。
本发明通过采用具有重量轻、耐腐蚀、高强度、高模量、抗拉强度大等优异性能的碳纤维丝与具有拉伸强度高、伸长小、弹性系数高等优异性能的玻璃纤维丝绞合成碳纤维复合芯11,并与耐热铝合金圆形导体制成的铝导体12绞合构成缆芯1,极大降低了电缆的重量;另外通过采用光纤管9加金属加强件10的结构来取代直接绕包光缆或者光纤管,既降低了成本,又对光纤起到了保护作用;光纤管9设置在缓冲阻水带层5中,既能够吸收1的热胀冷缩、又能够避免焊接过程中高温对光纤管的伤害9;另外每根电缆至少设置两根光纤管9以防止在生产或者敷设过程中某根光纤断裂,测温功能无法完成;该碳纤维电缆具有自身重量轻、抗拉强度大、耐高温、耐腐蚀的优点,适宜推广使用。
以上实施例仅为说明本发明的技术思想,不能以此限定本发明的保护范围,凡是按照本发明提出的技术思想,在技术方案基础上所做的任何改动,均落入本发明保护范围之内;本发明未涉及的技术均可通过现有技术加以实现。
Claims (6)
1.一种轻质带光纤电力的碳纤维电缆,包括缆芯(1)和依次设置在缆芯(1)外的导体屏蔽层(2)、绝缘层(3)、绝缘屏蔽层(4)、缓冲阻水带层(5)、皱纹铝护套(6)、防腐层(7)、外护套(8),其特征在于:所述的缆芯(1)包括碳纤维复合芯(11)、铝导体(12),所述的碳纤维复合芯(11)与铝导体(12)绞合制成缆芯(1)。
2.根据权利要求1所述的轻质带光纤电力的碳纤维电缆,其特征在于:所述的缓冲阻水带层(5)内设有内含测温光纤的光纤管(9),且在光纤管(9)的两侧对称设置金属加强件(10)以对光纤管(9)进行保护。
3.根据权利要求2所述的轻质带光纤电力的碳纤维电缆,其特征在于:所述的光纤管(9)内设有两根不同颜色的G652型单模测温光纤,且每根电缆内至少设有两根光纤管(9)。
4.根据权利要求1所述的轻质带光纤电力的碳纤维电缆,其特征在于:所述的碳纤维复合芯(11)是采用碳纤维丝、玻璃纤维丝混合绞合成束后经热固性树脂固化定型制成。
5.根据权利要求1或4所述的轻质带光纤电力的碳纤维电缆,其特征在于:所述的铝导体(12)为耐热铝合金圆形导体。
6.根据权利要求1所述的轻质带光纤电力的碳纤维电缆,其特征在于:构成缓冲阻水带层(5)的缓冲阻水带的搭盖率为4~6%。
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Citations (5)
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CN201751941U (zh) * | 2009-11-25 | 2011-02-23 | 上海骥德技术经纪有限公司 | 碳纤维电缆 |
CN103390458A (zh) * | 2012-05-10 | 2013-11-13 | 河南科信电缆有限公司 | 一种低舞动碳纤维光电复合架空导线 |
US20170148537A1 (en) * | 2014-05-16 | 2017-05-25 | Soow Kheen WONG | Electrical apparatus |
CN206471149U (zh) * | 2017-01-23 | 2017-09-05 | 常州安凯特电缆有限公司 | 一种新型带光纤电力电缆 |
CN207818255U (zh) * | 2017-12-26 | 2018-09-04 | 宜兴市天宇世纪高新科技有限公司 | 一种轻质带光纤电力的碳纤维电缆 |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN201751941U (zh) * | 2009-11-25 | 2011-02-23 | 上海骥德技术经纪有限公司 | 碳纤维电缆 |
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US20170148537A1 (en) * | 2014-05-16 | 2017-05-25 | Soow Kheen WONG | Electrical apparatus |
CN206471149U (zh) * | 2017-01-23 | 2017-09-05 | 常州安凯特电缆有限公司 | 一种新型带光纤电力电缆 |
CN207818255U (zh) * | 2017-12-26 | 2018-09-04 | 宜兴市天宇世纪高新科技有限公司 | 一种轻质带光纤电力的碳纤维电缆 |
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