CN201820483U - 防火电缆 - Google Patents

防火电缆 Download PDF

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Publication number
CN201820483U
CN201820483U CN2010205587739U CN201020558773U CN201820483U CN 201820483 U CN201820483 U CN 201820483U CN 2010205587739 U CN2010205587739 U CN 2010205587739U CN 201020558773 U CN201020558773 U CN 201020558773U CN 201820483 U CN201820483 U CN 201820483U
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copper pipe
copper
fireproof cable
utility
model
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Expired - Fee Related
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CN2010205587739U
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English (en)
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商晓华
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Individual
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Abstract

本实用新型涉及一种防火电缆,它结构简单,使用方便,可有效提高电缆耐高温性能,它包括铜管,在铜管内设有若干个铜导线,铜导线间填充耐火材料,所述铜管内壁设有石棉防护层。

Description

防火电缆
技术领域
本实用新型涉及一种防火电缆。
背景技术
002284235号实用新型专利给出了一种防火电缆。它在铜管内设有多跟铜导线,并在铜导线间填充氧化镁,起到防火作用,但其外部采用时铜管,直接裸漏在外,温度稍高就会是的铜管温度上升,虽然铜导线间有氧化镁,但热辐射依然会造成内部的铜导线被加热,影响电缆的使用寿命。 实用新型内容
本实用新型的目的就是为解决上述问题,提供一种结构简单,使用方便,可有效提高电缆耐高温性能的防火电缆。
为实现上述目的,本实用新型采用如下技术方案:
一种防火电缆,它包括铜管,在铜管内设有若干个铜导线,铜导线间填充耐火材料,所述铜管内壁设有石棉防护层。
本实用新型在铜管内壁包裹了石棉防护层,从而有效减少了铜管对管内铜导线的热辐射,延长了电缆使用寿命。
本实用新型的有益效果是:结构简单,使用方便,耐高温能力强。
附图说明
图1为本实用新型的结构示意图。
其中,1铜管,2铜导线,3耐火材料,4石棉防护层。
具体实施方式
下面结合附图与实施例对本实用新型做进一步说明。
图1中,它包括铜管1,在铜管1内设有若干个铜导线2,铜导线2间填充耐火材料3,所述铜管1内壁设有石棉防护层4。

Claims (1)

1.一种防火电缆,它包括铜管,在铜管内设有若干个铜导线,铜导线间填充耐火材料,其特征是,所述铜管内壁设有石棉防护层。
CN2010205587739U 2010-10-13 2010-10-13 防火电缆 Expired - Fee Related CN201820483U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010205587739U CN201820483U (zh) 2010-10-13 2010-10-13 防火电缆

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010205587739U CN201820483U (zh) 2010-10-13 2010-10-13 防火电缆

Publications (1)

Publication Number Publication Date
CN201820483U true CN201820483U (zh) 2011-05-04

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Family Applications (1)

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CN2010205587739U Expired - Fee Related CN201820483U (zh) 2010-10-13 2010-10-13 防火电缆

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CN (1) CN201820483U (zh)

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110504

Termination date: 20111013