CN111777815A - 一种环保型智能家装布线预埋管及其制备方法 - Google Patents
一种环保型智能家装布线预埋管及其制备方法 Download PDFInfo
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Abstract
本发明公开了一种环保型智能家装布线预埋管及其制备方法,环保型智能家装布线预埋管包括外绝缘管和多个内绝缘管,所述多个内绝缘管设置在外绝缘管内;所述的外绝缘管和内绝缘管均由无卤低烟环保型材料挤制而成。本发明具有优越的阻燃性能;耐高、低温,低腐蚀、低毒、环境友好等环保特点,以及具有外绝缘管可根据家装预留位置和空间尺寸灵活选择,内绝缘管可任意组合使用,简单易行等特点。
Description
技术领域
本发明涉及一种环保型智能家装布线预埋管及其制备方法,属于建筑家装电气技术领域。
背景技术
现有技术中,电线电缆的铺设是现在墙体内预埋布线管道,后期将多股电线电缆一同穿入管道中,方便家庭电网的电线管理,使得布线整洁。
传统的家装布电线是聚氯乙烯绝缘电线,包括聚氯乙烯绝缘和金属(铜、铝)导体。由于聚氯乙烯含有卤素,一旦发生火灾,在燃烧时产生大量烟雾和有害的腐蚀性卤化氢气体,给灭火、逃离、和恢复工作带来很大困难。且一旦发生故障后,有可能要破坏原来的家装进行电线的更换,更换较困难,成本较高。
随着人们环保意识的不断加深与增强,对含卤体系燃烧产生的二次污染(大量烟雾和酸雾)给予了空前的关注,对环保型材料需求的日益强烈。因此,设计一种环保型智能家装布线预埋管已成为社会生产、生活的迫切之需。
发明内容
针对以上方法存在的不足,本发明提出了一种环保型智能家装布线预埋管及其制备方法,能够根据家庭用电需求,可现场插入相连,自由组合成不同载流能力的环保型电线,有利于故障后低成本方便更换。
本发明解决其技术问题采取的技术方案是:
一方面,本发明实施例提供的一种环保型智能家装布线预埋管,包括外绝缘管和多个内绝缘管,所述多个内绝缘管设置在外绝缘管内;所述的外绝缘管和内绝缘管均由环保型材料挤制而成。
作为本实施例一种可能的实现方式,所述环保型材料包括无卤低烟阻燃聚烯烃绝缘料、辐照交联无卤低烟阻燃聚烯烃耐高温绝缘料、耐油型低烟无卤阻燃聚烯烃绝缘料或耐热型热塑性弹性体绝缘料。
作为本实施例一种可能的实现方式,所述无卤低烟阻燃聚烯烃绝缘料是由下列按质量百分数组成:乙烯-醋酸乙烯共聚物14.8~52.8%、乙烯-辛烯共聚物2.4~17.7%、氢氧化铝14~64.6%、硅烷偶联剂0.3~12.4%、线性低密度聚乙烯0.9~6.4%、高密度聚乙烯0.9~4.0%、乙烯-醋酸乙烯酯0.9~6.4%、流变剂0.5~2.6%、陶土0.5~3.9%、硼酸锌1.4~10%、纳米层状硅酸盐1.4~10%,抗氧剂1.4~10%、加工助剂0.9~6.4%。
作为本实施例一种可能的实现方式,所述辐照交联无卤低烟阻燃聚烯烃耐高温绝缘料是由下列按质量百分数组成:乙烯—乙酸乙烯酯20~50%,高密度聚乙烯10~25%,氢氧化镁30~60%,三氧化钼1~10%,异氰脲酸三烯丙酯0.1~1.5%,马来酸酐接枝的聚乙烯1~5%,抗氧剂0.1~1.5%和脂酸锌0.1~1.5%。该辐照交联无卤低烟阻燃聚烯烃耐高温绝缘料克服了传统卤系阻燃剂阻燃聚烯烃材料对环境和对人体的危害,且发烟量小,无毒绿色环保,且能保证优良的机械性能、阻燃性能和加工性能。
作为本实施例一种可能的实现方式,所述耐油型低烟无卤阻燃聚烯烃绝缘料是由下列按质量百分数组成:乙烯-辛烯共聚物30~40%,线性低密度聚乙烯10~20%,磷氮膨胀型阻燃剂20~40%,氢氧化镁0~30%,钛白粉1.1~6%,硬脂酸镁1~5%,抗氧剂0.1~1.5%和敏化剂0.1~2%;所述的磷氮膨胀型阻燃剂的磷含量为22~24%,氮含量为20~22%,平均粒径约10um,分解温度大于260°。该耐油型低烟无卤阻燃聚烯烃绝缘料由高分子树脂和各类功能性添加剂共混组成,具有优良的机械性能、绝缘性能与可加工性能,且低烟无卤、阻燃高效,兼具耐热、耐油、耐腐蚀、耐霉菌、耐老化和标识的颜色稳定性强的优点。
作为本实施例一种可能的实现方式,所述耐热型低烟无卤阻燃聚烯烃绝缘料是由下列按质量百分数组成:乙烯共聚物热塑性弹性体10~35%,高密度聚乙烯15~25%,萜烯系树脂7~15%,二乙二醇二乙烯基醚2~6%,N-乙基-N-苯基二硫代氨基甲酸锌1~3%,邻甲酚线性酚醛型环氧树脂5~16%,对位芳族聚酰胺纤维1~8%,氮化硅3~10%、乙基环己烷3~16%和聚对苯二甲酸乙二脂2~5%。该耐油型低烟无卤阻燃聚烯烃绝缘料通过加入芳族聚酰胺纤维、邻甲酚线性酚醛型环氧树脂,使制得的绝缘材料具备较好的力学强度,并且具有良好的绝缘性能,能在较高温度下保持良好的各方面性能。
作为本实施例一种可能的实现方式,所述的多个内绝缘管均匀敷设在外绝缘管内;或者,所述的内绝缘管通过连接筋相连组成一串,敷设在外绝缘管内。
作为本实施例一种可能的实现方式,所述外绝缘管为圆形管、方形管、梯形管或三角形管。
作为本实施例一种可能的实现方式,所述环保型材料的邵氏硬度≥邵氏D80,体积电阻率≥1012Ω.cm,氧指数≥35%,击穿场强≥25kV/mm,抗张强度≥10MPa,耐热冲击试验130℃,1小时不开裂,冲击脆化温度-25℃通过(失效数≤15/30)。
另一方面,本发明实施例提供的一种环保型智能家装布线预埋管的制备方法,利用上述所述的环保绝缘料制备环保型智能家装布线预埋管,所述制备方法包括以下步骤:
将环保绝缘料在70度烘干机中沸腾干燥2小时;
将外绝缘管或内绝缘管的模具安装在挤出机上;
设置挤出机螺杆各段的温度为:加料段85~110℃,输送段115~125℃,熔融段130~150℃,挤出段:125~145℃,机头130~135℃;
将环保绝缘料熔融挤出管状后,经水槽冷却,卷绕收线。
作为本实施例一种可能的实现方式,所述挤出机包括单螺杆挤出机或双螺杆挤出机。
作为本实施例一种可能的实现方式,所述模具包括模芯和模套。
本发明实施例的技术方案可以具有的有益效果如下:
本发明将低烟、无卤、阻燃型绝缘料用于制备环保型布线管,并根据家装预留位置和空间尺寸,可灵活选用家装管形状,根据家庭用电需求,可现场插入金属导体,自由组合成不同载流能力的环保型电线,有利于故障后低成本方便更换。
与现有技术相比本发明具有以下特性:环保型智能家装布线预埋管具有优越的阻燃性能;耐高、低温,低腐蚀、低毒、环境友好等环保特点,以及具有外绝缘管可根据家装预留位置和空间尺寸灵活选择,内绝缘管可任意组合使用,简单易行等特点。
附图说明:
图1是根据一示例性实施例示出的一种环保型智能家装布线预埋管(不含连接筋)的结构图;
图2是根据一示例性实施例示出的另一种环保型智能家装布线预埋管(含连接筋)的结构图;
图3是根据一示例性实施例示出的一种外绝缘管的模具示意图;
图4是根据一示例性实施例示出的一种内绝缘管的模具示意图;
图5是图4的A向视图(即带连接筋的内绝缘管绝缘模芯和模套的左视图)。
具体实施方式
下面结合附图与实施例对本发明做进一步说明:
为能清楚说明本方案的技术特点,下面通过具体实施方式,并结合其附图,对本发明进行详细阐述。下文的公开提供了许多不同的实施例或例子用来实现本发明的不同结构。为了简化本发明的公开,下文中对特定例子的部件和设置进行描述。此外,本发明可以在不同例子中重复参考数字和/或字母。这种重复是为了简化和清楚的目的,其本身不指示所讨论各种实施例和/或设置之间的关系。应当注意,在附图中所图示的部件不一定按比例绘制。本发明省略了对公知组件和处理技术及工艺的描述以避免不必要地限制本发明。
如图1和图2所示,本发明实施例提供的一种环保型智能家装布线预埋管,包括外绝缘管1和多个圆形的内绝缘管2,所述多个内绝缘管2设置在外绝缘管1内;所述的外绝缘管1和内绝缘管2均由环保型材料挤制而成。
需要说明的是,图1和图2中显示内绝缘管有7个,但本申请并不局限于仅包括7个内绝缘管的环保型智能家装布线预埋管,根据现场实际情况或客户定制进行调整内绝缘管的数量。
作为本实施例一种可能的实现方式,所述环保型材料包括无卤低烟阻燃聚烯烃绝缘料、辐照交联无卤低烟阻燃聚烯烃耐高温绝缘料、耐油型低烟无卤阻燃聚烯烃绝缘料或耐热型热塑性弹性体绝缘料。也可是根据技术发展和产品升级,使用新型无卤低烟环保型电缆料。
作为本实施例一种可能的实现方式,所述无卤低烟阻燃聚烯烃绝缘料是由下列按质量百分数组成:乙烯-醋酸乙烯共聚物14.8~52.8%、乙烯-辛烯共聚物2.4~17.7%、氢氧化铝14~64.6%、硅烷偶联剂0.3~12.4%、线性低密度聚乙烯0.9~6.4%、高密度聚乙烯0.9~4.0%、乙烯-醋酸乙烯酯0.9~6.4%、流变剂0.5~2.6%、陶土0.5~3.9%、硼酸锌1.4~10%、纳米层状硅酸盐1.4~10%,抗氧剂1.4~10%、加工助剂0.9~6.4%。
在环保型智能家装布线预埋管制备过程中,无卤低烟阻燃聚烯烃绝缘料由下列按质量百分数组成配制:乙烯-醋酸乙烯共聚物32%、乙烯-辛烯共聚物8%、氢氧化铝37.6%、硅烷偶联剂0.8%、线性低密度聚乙烯3.2%、高密度聚乙烯2.4%、乙烯-醋酸乙烯酯2.4%、流变剂0.8%、陶土1.6%、硼酸锌3.2%、纳米层状硅酸盐4%抗氧剂2.4%、加工助剂1.6%。该无卤低烟阻燃聚烯烃绝缘料在燃烧时释放出的烟雾少,电阻率、氧指数大大提升,有效达到了低烟、低毒、阻燃的目的。
作为本实施例一种可能的实现方式,所述辐照交联无卤低烟阻燃聚烯烃耐高温绝缘料是由下列按质量百分数组成:乙烯—乙酸乙烯酯20~50%,高密度聚乙烯10~25%,氢氧化镁30~60%,三氧化钼1~10%,异氰脲酸三烯丙酯0.1~1.5%,马来酸酐接枝的聚乙烯1~5%,抗氧剂0.1~1.5%和脂酸锌0.1~1.5%。
在环保型智能家装布线预埋管制备过程中,辐照交联无卤低烟阻燃聚烯烃耐高温绝缘料由下列按质量百分数组成配制:乙烯—乙酸乙烯酯40%,高密度聚乙烯10%,氢氧化镁40%,三氧化钼3%,异氰脲酸三烯丙酯1%,马来酸酐接枝的聚乙烯4%,抗氧剂1和脂酸锌1%。该辐照交联无卤低烟阻燃聚烯烃耐高温绝缘料克服了传统卤系阻燃剂阻燃聚烯烃材料对环境和对人体的危害,且发烟量小,无毒绿色环保,且能保证优良的机械性能、阻燃性能和加工性能。
作为本实施例一种可能的实现方式,所述耐油型低烟无卤阻燃聚烯烃绝缘料是由下列按质量百分数组成:乙烯-辛烯共聚物30~40%,线性低密度聚乙烯10~20%,磷氮膨胀型阻燃剂20~40%,氢氧化镁0~30%,钛白粉1.1~6%,硬脂酸镁1~5%,抗氧剂0.1~1.5%和敏化剂0.1~2%;所述的磷氮膨胀型阻燃剂的磷含量为22~24%,氮含量为20~22%,平均粒径约10um,分解温度大于260°。
在环保型智能家装布线预埋管制备过程中,耐油型低烟无卤阻燃聚烯烃绝缘料是由下列按质量百分数组成配制:乙烯-辛烯共聚物35%,线性低密度聚乙烯15%,磷氮膨胀型阻燃剂30%,氢氧化镁10%,钛白粉5%,硬脂酸镁3%,抗氧剂1%和敏化剂1%;所述的磷氮膨胀型阻燃剂的磷含量为22~24%,氮含量为20~22%,平均粒径约10um,分解温度大于260°。该耐油型低烟无卤阻燃聚烯烃绝缘料由高分子树脂和各类功能性添加剂共混组成,具有优良的机械性能、绝缘性能与可加工性能,且低烟无卤、阻燃高效,兼具耐热、耐油、耐腐蚀、耐霉菌、耐老化和标识的颜色稳定性强的优点。
作为本实施例一种可能的实现方式,所述耐热型低烟无卤阻燃聚烯烃绝缘料是由下列按质量百分数组成:乙烯共聚物热塑性弹性体10~35%,高密度聚乙烯15~25%,萜烯系树脂7~15%,二乙二醇二乙烯基醚2~6%,N-乙基-N-苯基二硫代氨基甲酸锌1~3%,邻甲酚线性酚醛型环氧树脂5~16%,对位芳族聚酰胺纤维1~8%,氮化硅3~10%、乙基环己烷3~16%和聚对苯二甲酸乙二脂2~5%。
在环保型智能家装布线预埋管制备过程中,耐热型低烟无卤阻燃聚烯烃绝缘料是由下列按质量百分数组成配制:乙烯共聚物热塑性弹性体30%,高密度聚乙烯20%,萜烯系树脂15%,二乙二醇二乙烯基醚5%,N-乙基-N-苯基二硫代氨基甲酸锌2%,邻甲酚线性酚醛型环氧树脂8%,对位芳族聚酰胺纤维4%,氮化硅6%、乙基环己烷7%和聚对苯二甲酸乙二脂3%。该耐热型低烟无卤阻燃聚烯烃绝缘料通过加入芳族聚酰胺纤维、邻甲酚线性酚醛型环氧树脂,使制得的绝缘材料具备较好的力学强度,并且具有良好的绝缘性能,能在较高温度下保持良好的各方面性能。
作为本实施例一种可能的实现方式,所述内绝缘管的两端设置有标识,不同的内绝缘管设置的标识不同,用于对布线后的电线进行确认,避免接错线缆。
作为本实施例一种可能的实现方式,所述的多个内绝缘管均匀敷设在外绝缘管内,如图1所示;或者,所述的内绝缘管通过连接筋相连组成一串,敷设在外绝缘管内,如图2所示。
作为本实施例一种可能的实现方式,所述外绝缘管为圆形管、方形管、梯形管或三角形管。
作为本实施例一种可能的实现方式,所述环保型材料的邵氏硬度≥邵氏D80,体积电阻率≥1012Ω.cm,氧指数≥35%,击穿场强≥25kV/mm,抗张强度≥10MPa,耐热冲击试验130℃,1小时不开裂,冲击脆化温度-25℃通过(失效数≤15/30)。
另一方面,本发明实施例提供的一种环保型智能家装布线预埋管的制备方法,利用上述所述的环保绝缘料制备环保型智能家装布线预埋管,所述制备方法包括以下步骤:
将环保绝缘料在70度烘干机中沸腾干燥2小时;
将外绝缘管或内绝缘管的模具安装在挤出机上;
设置挤出机螺杆各段的温度为:加料段85~110℃,输送段115~125℃,熔融段130~150℃,挤出段:125~145℃,机头130~135℃;
将环保绝缘料熔融挤出管状后,经水槽冷却,卷绕收线。
作为本实施例一种可能的实现方式,所述挤出机包括单螺杆挤出机或双螺杆挤出机。
作为本实施例一种可能的实现方式,所述模具包括模芯和模套,如图3至图5所示。图3是外绝缘管的挤出模具示意图,包括模芯3和模套4,图4是内绝缘管的挤出模具示意图,包括模芯5和模套6。模具示意图可以根据实际需要的外、内绝缘管截面和管厚度,相应改变模芯和模套尺寸。图5是带连接筋的内绝缘管绝缘模芯和模套的左视图。
本发明的环保型智能家装布线预埋管制作简单,安装便捷;改变传统施工方法,极大的提高了施工效率,保证施工安全;用途广泛,降低施工成本,避免开槽破坏墙体;免布管,节约材料;避免了二次砌筑墙体修补开裂的质量通病,避免了二次砌筑墙体修补开裂的质量通病;施工速度快,整体性好;管道空间电线截面占比小,空间大,有利于散热,有效降低电气火灾概率;维修维护简单快捷;二次改造移位简单,不需过多破坏墙体,不需开槽。
以上所述只是本发明的优选实施方式,对于本技术领域的普通技术人员来说,在不脱离本发明原理的前提下,还可以做出若干改进和润饰,这些改进和润饰也被视作为本发明的保护范围。
Claims (10)
1.一种环保型智能家装布线预埋管,其特征是,包括外绝缘管和多个内绝缘管,所述多个内绝缘管设置在外绝缘管内,所述的外绝缘管和内绝缘管均由无卤低烟环保型材料挤制而成。
2.根据权利要求1所述的一种环保型智能家装布线预埋管,其特征是,所述无卤低烟环保型材料包括无卤低烟阻燃聚烯烃绝缘料、辐照交联无卤低烟阻燃聚烯烃耐高温绝缘料、耐油型低烟无卤阻燃聚烯烃绝缘料或耐热型热塑性弹性体绝缘料。
3.根据权利要求2所述的一种环保型智能家装布线预埋管,其特征是,所述无卤低烟阻燃聚烯烃绝缘料是由下列按质量百分数组成:乙烯-醋酸乙烯共聚物14.8~52.8%、乙烯-辛烯共聚物2.4~17.7%、氢氧化铝14~64.6%、硅烷偶联剂0.3~12.4%、线性低密度聚乙烯0.9~6.4%、高密度聚乙烯0.9~4.0%、乙烯-醋酸乙烯酯0.9~6.4%、流变剂0.5~2.6%、陶土0.5~3.9%、硼酸锌1.4~10%、纳米层状硅酸盐1.4~10%,抗氧剂1.4~10%、加工助剂0.9~6.4%。
4.根据权利要求2所述的一种环保型智能家装布线预埋管,其特征是,所述辐照交联无卤低烟阻燃聚烯烃耐高温绝缘料是由下列按质量百分数组成:乙烯—乙酸乙烯酯20~50%,高密度聚乙烯10~25%,氢氧化镁30~60%,三氧化钼1~10%,异氰脲酸三烯丙酯0.1~1.5%,马来酸酐接枝的聚乙烯1~5%,抗氧剂0.1~1.5%和脂酸锌0.1~1.5%。
5.根据权利要求2所述的一种环保型智能家装布线预埋管,其特征是,所述耐油型低烟无卤阻燃聚烯烃绝缘料是由下列按质量百分数组成:乙烯-辛烯共聚物30~40%,线性低密度聚乙烯10~20%,磷氮膨胀型阻燃剂20~40%,氢氧化镁0~30%,钛白粉1.1~6%,硬脂酸镁1~5%,抗氧剂0.1~1.5%和敏化剂0.1~2%;所述的磷氮膨胀型阻燃剂的磷含量为22~24%,氮含量为20~22%,平均粒径约10um,分解温度大于260°。
6.根据权利要求2所述的一种环保型智能家装布线预埋管,其特征是,所述耐热型低烟无卤阻燃聚烯烃绝缘料是由下列按质量百分数组成:乙烯共聚物热塑性弹性体10~35%,高密度聚乙烯15~25%,萜烯系树脂7~15%,二乙二醇二乙烯基醚2~6%,N-乙基-N-苯基二硫代氨基甲酸锌1~3%,邻甲酚线性酚醛型环氧树脂5~16%,对位芳族聚酰胺纤维1~8%,氮化硅3~10%、乙基环己烷3~16%和聚对苯二甲酸乙二脂2~5%。
7.根据权利要求1-6任意一项所述的一种环保型智能家装布线预埋管,其特征是,所述的多个内绝缘管均匀敷设在外绝缘管内;或者,所述的内绝缘管通过连接筋相连组成一串,敷设在外绝缘管内。
8.根据权利要求1-6任意一项所述的一种环保型智能家装布线预埋管,其特征是,所述外绝缘管为圆形管、方形管、梯形管或三角形管。
9.根据权利要求3所述的一种环保型智能家装布线管,其特征是,所述无卤低烟环保型材料的邵氏硬度≥邵氏D80,体积电阻率≥1012Ω.cm,氧指数≥35%,击穿场强≥25kV/mm,抗张强度≥10MPa,耐热冲击试验130℃,1小时不开裂,冲击脆化温度-25℃通过。
10.一种环保型智能家装布线预埋管的制备方法,其特征是,利用权利要求1-9任意一项所述的环保绝缘料制备环保型智能家装布线预埋管,所述制备方法包括以下步骤:
将环保绝缘料在70度烘干机中沸腾干燥2小时;
将外绝缘管或内绝缘管的模具安装在挤出机上;
设置挤出机螺杆各段的温度为:加料段85~110℃,输送段115~125℃,熔融段130~150℃,挤出段:125~145℃,机头130~135℃;
将环保绝缘料熔融挤出管状后,经水槽冷却,卷绕收线。
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