CN2672808Y - 变频电器专用电缆 - Google Patents

变频电器专用电缆 Download PDF

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Publication number
CN2672808Y
CN2672808Y CN 200320123307 CN200320123307U CN2672808Y CN 2672808 Y CN2672808 Y CN 2672808Y CN 200320123307 CN200320123307 CN 200320123307 CN 200320123307 U CN200320123307 U CN 200320123307U CN 2672808 Y CN2672808 Y CN 2672808Y
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internal shield
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conductor wire
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CN 200320123307
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王耀锋
王志平
李燕秋
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JIANGSU CHANGSHENG CABLE GROUP CO., LTD.
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Changsheng Electric Cable Co ltd Changzhou City
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Abstract

本实用新型涉及一种变频电器专用电缆,包括三根导电线芯(1)和三根接地线(2),三根导电线芯(1)和三根接地线(2)各自挤包绝缘层(3),其成缆绞合,成缆绞合的外侧设置内包带(5),空隙处设置填充(6),内包带(5)外侧设置屏蔽层(4),屏蔽层(4)与内包带(5)之间设一根裸体铜线(7),屏蔽层(4)外侧设护套(8),三根导电线芯(1)的绝缘层(3)外侧各设置有内屏蔽层(9),且内屏蔽层(9)与其内侧的绝缘层(3)之间各设一根裸体铜线(7)。本实用新型屏蔽效果好,抗干扰能力强,并可以减轻电缆的重量,节约成本,为国家节约大量的铜材。

Description

变频电器专用电缆
技术领域
本实用新型涉及一种变频电器专用电缆,属于电缆行业。
背景技术
目前变频电器电缆线大部分沿用以往使用的普通电缆,这种使用方法往往给整个系统带来隐患,因为变频调速回路有产生干扰和易接受干扰的特点,为了此类问题给用户带来极大的不便。中国专利CN2480954Y公开了一种变频调速器电力用接线电缆,包括三根导电线芯和三根接地线,它们各自挤包绝缘层,其成缆绞合,成缆绞合后的外侧设置内包带,空隙处设置填充,内包带外侧设铜带,铜带和内包带之间设裸体铜线,电缆的最外侧设护套。这种结构对现有电缆线进行了较大的改进,抗干扰能力有了一定的提高。但这种结构由于导电线芯本身没有采取屏蔽,因而抗干扰能力仍然较差,可能会给整个系统带来隐患。
发明内容
本实用新型的目的是提供一种屏蔽效果好,抗干扰能力强的变频电器专用电缆。
实现上述目的的技术方案是:一种变频电器专用电缆,包括三根导电线芯和三根接地线,三根导电线芯和三根接地线各自挤包绝缘层,其成缆绞合,成缆绞合的外侧设置内包带,空隙处设置填充,内包带外侧设置屏蔽层,屏蔽层与内包带之间设一根裸体铜线,屏蔽层外侧设护套,三根导电线芯的绝缘层外侧各设置有内屏蔽层,且内屏蔽层与其内侧的绝缘层之间各设一根裸体铜线。
采用上述技术方案后,由于三根导电线芯的绝缘层外侧还各设置有内屏蔽层,且内屏蔽层与其内侧的绝缘层之间各设一根裸体铜线。内屏蔽层和内包带外侧的屏蔽层对电缆形成复合屏蔽,屏蔽效果好,因而能抗强静电耦合、电磁感应、电波以及电源线传导干扰等,大大提高了电缆的抗干扰能力。
附图说明
图1为本实用新型的剖视结构示意图。
具体实施方式
下面结合附图和实施例对本实用新型作进一步详细的说明。
如图1所示,一种变频电器专用电缆,包括三根导电线芯1和三根接地线2,三根导电线芯1和三根接地线2各自挤包绝缘层3,其成缆绞合,成缆绞合的外侧设置内包带5,空隙处设置填充6,内包带5外侧设置屏蔽层4,屏蔽层4与内包带5之间设一根裸体铜线7,屏蔽层4外侧设护套8,三根导电线芯1的绝缘层3外侧各设置有内屏蔽层9,且内屏蔽层9与其内侧的绝缘层3之间各设一根裸体铜线7。
屏蔽层4和内屏蔽层9均由铝塑复合膜制成。铝塑复合膜是一种新型屏蔽材料,其屏蔽效果不比铜网、铜带屏蔽效果差,并且在同样屏蔽效果下,可减轻电缆的重量,节约成本,并可为国家节约大量的铜材。

Claims (2)

1、一种变频电器专用电缆,包括三根导电线芯(1)和三根接地线(2),三根导电线芯(1)和三根接地线(2)各自挤包绝缘层(3),其成缆绞合,成缆绞合的外侧设置内包带(5),空隙处设置填充(6),内包带(5)外侧设置屏蔽层(4),屏蔽层(4)与内包带(5)之间设一根裸体铜线(7),屏蔽层(4)外侧设护套(8),其特征在于:三根导电线芯(1)的绝缘层(3)外侧各设置有内屏蔽层(9),且内屏蔽层(9)与其内侧的绝缘层(3)之间各设一根裸体铜线(7)。
2、根据权利要求1所述的变频电器专用电缆,其特征在于:屏蔽层(4)和内屏蔽层(9)均由铝塑复合膜制成。
CN 200320123307 2003-12-18 2003-12-18 变频电器专用电缆 Expired - Lifetime CN2672808Y (zh)

Priority Applications (1)

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CN 200320123307 CN2672808Y (zh) 2003-12-18 2003-12-18 变频电器专用电缆

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CN 200320123307 CN2672808Y (zh) 2003-12-18 2003-12-18 变频电器专用电缆

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CN2672808Y true CN2672808Y (zh) 2005-01-19

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105470668A (zh) * 2014-09-12 2016-04-06 富士康(昆山)电脑接插件有限公司 线缆及设置该线缆的线缆连接器组件

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105470668A (zh) * 2014-09-12 2016-04-06 富士康(昆山)电脑接插件有限公司 线缆及设置该线缆的线缆连接器组件
CN105470668B (zh) * 2014-09-12 2018-08-10 富士康(昆山)电脑接插件有限公司 线缆及设置该线缆的线缆连接器组件

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Owner name: JIANGSU CHANGSHENG CABLE CO., LTD.

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Address after: 213119, Jiangsu Province, Hengshan Town, Wujin District, Changzhou province Zhuang Village

Patentee after: Jiangsu Changsheng Cable Co., Ltd.

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Patentee before: Changsheng Electric Cable Co., Ltd., Changzhou City

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Owner name: JIANGSU CHANGSHENG CABLE GROUP CO., LTD.

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Address after: 213119, Jiangsu Province, Hengshan Town, Wujin District, Changzhou province Zhuang Village

Patentee after: JIANGSU CHANGSHENG CABLE GROUP CO., LTD.

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Patentee before: Jiangsu Changsheng Cable Co., Ltd.

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Expiration termination date: 20131218

Granted publication date: 20050119