CN110561870A - 一种内护层专用绕包带及其制作工艺 - Google Patents

一种内护层专用绕包带及其制作工艺 Download PDF

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CN110561870A
CN110561870A CN201810481433.1A CN201810481433A CN110561870A CN 110561870 A CN110561870 A CN 110561870A CN 201810481433 A CN201810481433 A CN 201810481433A CN 110561870 A CN110561870 A CN 110561870A
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woven fabric
wrapping tape
layer
polyester film
inner protective
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张云
周敏玉
徐鹭鹭
任宣儒
强新发
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YANGZHOU TENGFEI ELECTRIC CABLE AND APPLIANCE MATERIALS CO Ltd
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YANGZHOU TENGFEI ELECTRIC CABLE AND APPLIANCE MATERIALS CO Ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4326—Condensation or reaction polymers
    • D04H1/435—Polyesters
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4391—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece characterised by the shape of the fibres
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/44—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling
    • D04H1/46—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/02—Disposition of insulation
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
    • H01B7/282—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable
    • H01B7/2825—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable using a water impermeable sheath
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/29—Protection against damage caused by extremes of temperature or by flame
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B9/00—Power cables
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0276—Polyester fibres
    • B32B2262/0284—Polyethylene terephthalate [PET] or polybutylene terephthalate [PBT]
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/20—Properties of the layers or laminate having particular electrical or magnetic properties, e.g. piezoelectric
    • B32B2307/206—Insulating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/30—Properties of the layers or laminate having particular thermal properties
    • B32B2307/306—Resistant to heat
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/718—Weight, e.g. weight per square meter
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/726—Permeability to liquids, absorption
    • B32B2307/7265—Non-permeable
    • 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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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Laminated Bodies (AREA)

Abstract

本发明公开一种内护层专用绕包带，包括无纺布层和聚酯薄膜层，聚酯薄膜层位于所述无纺布层上方；本发明还公开了一种内护层专用绕包带的制作工艺，包括以下步骤，S1：选取涤纶纤维作为材料；S2：将材料经过梳理机梳理成棉网；S3：采用高速针刺机进行处理，制成弹性针刺无纺布；S4：将聚酯薄膜和弹性针刺无纺布送入干式复合机中进行复合，然后分切制成绕包带，本发明解决了现有技术中绕包带绝缘强度低、不能防刺、防水性差、绕包成本高的技术问题。

Description

一种内护层专用绕包带及其制作工艺
技术领域
本发明涉及电缆内护层技术领域，尤其涉及一种内护层专用绕包带及其制作工艺。
背景技术
现行中低压铠装电力电缆制造内护层材料均用PVC、PE或低烟无卤材料挤塑工艺或用其制成包带，绕包而成两种，虽有良好的绝缘和包扎作用，但仍存在以下缺点：
(1)护套层易被钢带边缘毛刺刺破，易在外力作用下刺破内部绝缘线芯，产生击穿、短路；
(2)制作小长度(100米以内)铠装电缆，因挤塑机升温、换模头等工序多、成本高；
(3)无透气性，缆芯导热、散热性能差；
(4)比重大，硬度高，特别用PVC包带既硬又重，折叠易断，易生油，特别在冬天绕包时易上翘，护套后外观差。
授权公告号为CN 107747234 A的专利公开了一种电缆用无纺布绕包带及其制备方法，其具体组成成分如下：无纺布40-45份、聚氯乙烯25-30份、聚乙烯15-20份、聚氨酯8-10份、氧化镁4-6份、玻璃纤维12-14份、网状聚丙烯纤维12-14份、抗氧化剂2-4份、增稠剂1-3份，一种电缆用无纺布绕包带的制备方法，其具体组成成分如下：(1)融化；(2)组丝；(3)编织；(4)刷涂；(5)低温，该专利采用的是熔化编织成型，无法并没有解决上述的缺点
发明内容
本发明的目的是提供一种内护层专用绕包带及其制作工艺，解决了现有技术中绕包带绝缘强度低、不能防刺、防水性差、绕包成本高的技术问题。
一种内护层专用绕包带，包括无纺布层和聚酯薄膜层，所述聚酯薄膜层位于所述无纺布层上方。
在上述技术方案的基础上，本发明还可以做如下改进：
进一步地，所述无纺布层为弹性针刺无纺布，且无纺布层的面密度为80-120g/m2，采用本步的有益效果是减小比重，同时能够防刺。
进一步地，所述无纺布层包括以下重量份的原料，2.5dtex×38—76mm的涤纶纤维：40-50份，7dtex三维×38—76mm的涤纶纤维：50-60份，采用本步的有益效果是便于后续梳理成棉网。
进一步地，所述聚酯薄膜层的厚度为0.025-0.03mm，采用本步的有益效果是起到防水和防碎性能。
本发明还公开了一种内护层专用绕包带的制作工艺，包括以下步骤：
S1：选取涤纶纤维作为材料；
S2：将材料经过梳理机梳理成棉网；
S3：采用高速针刺机进行处理，制成弹性针刺无纺布；
S4：将聚酯薄膜和弹性针刺无纺布送入干式复合机中进行复合，然后分切制成绕包带。
在上述技术方案的基础上，本发明还可以做如下改进：
进一步地，所述步骤S1中的涤纶纤维包括2.5dtex×38—76mm的纤维和7dtex三维×38—76mm的纤维，所述步骤S1中的涤纶纤维为黑色涤纶纤维。
本发明的有益效果：
本发明提供一种内护层专用绕包带及其制作工艺，采用耐高温环保型廉价的黑色涤纶纤维作为底料，这样能够提高绕包带的耐高温性；经梳理机、针刺机制作原理，制作成弹性针刺棉无纺布，再与聚酯薄膜复合而成，这样制成的产品具有耐高温、无卤、比重轻、绝缘强度高、防刺、防水、绕包成本低等优点。
附图说明
为了更清楚地说明本发明具体实施方式或现有技术中的技术方案，下面将对具体实施方式或现有技术描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图是本发明的一些实施方式，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其他的附图。
图1为本发明具体实施例所述的一种内护层专用绕包带的结构示意图；
附图标记：
1-无纺布层；2-聚酯薄膜层。
具体实施方式
下面将结合附图对本发明技术方案的实施例进行详细的描述。以下实施例仅用于更加清楚地说明本发明的技术方案，因此只作为示例，而不能以此来限制本发明的保护范围。
需要注意的是，除非另有说明，本申请使用的技术术语或者科学术语应当为本发明所属领域技术人员所理解的通常意义。
实施例1：
如图1所示，本发明所提供的一种内护层专用绕包带，包括无纺布层和聚酯薄膜层，所述聚酯薄膜层位于所述无纺布层上方。
如图1所示，本发明中所述无纺布层为弹性针刺无纺布，且无纺布层的面密度为120g/m2，这样减小比重，同时能够有效防止被钢带边缘毛刺刺破，避免发生短路。
其中，所述无纺布层包括以下重量份的原料，2.5dtex×76mm的涤纶纤维：50份，7dtex三维×76mm的涤纶纤维：50份，这样便于后续梳理成棉网。
其中，所述聚酯薄膜层的厚度为0.03mm，这样能够提高防水性，通过聚酯薄膜层，具有防碎性能。
本发明还公开了一种内护层专用绕包带的制作工艺，包括以下步骤：
S1：选取涤纶纤维作为材料；
S2：将材料经过梳理机梳理成棉网；
S3：采用高速针刺机进行处理，制成弹性针刺无纺布；
S4：将聚酯薄膜和弹性针刺无纺布送入干式复合机中进行复合，然后分切制成绕包带。
其中，所述步骤S1中的涤纶纤维包括2.5dtex×76mm的纤维和7dtex三维×76mm的纤维，所述步骤S1中的涤纶纤维为黑色涤纶纤维。
实施例2：
如图1所示，本发明所提供的一种内护层专用绕包带，包括无纺布层和聚酯薄膜层，所述聚酯薄膜层位于所述无纺布层上方。
如图1所示，本发明中所述无纺布层为弹性针刺无纺布，且无纺布层的面密度为80g/m2，这样减小比重，同时能够有效防止被钢带边缘毛刺刺破，避免发生短路。
其中，所述无纺布层包括以下重量份的原料，2.5dtex×38mm的涤纶纤维：40份，7dtex三维×38mm的涤纶纤维：60份，这样便于后续梳理成棉网。
其中，所述聚酯薄膜层的厚度为0.025mm，这样能够提高防水性，通过聚酯薄膜层，具有防碎性能。
本发明还公开了一种内护层专用绕包带的制作工艺，包括以下步骤：
S1：选取涤纶纤维作为材料；
S2：将材料经过梳理机梳理成棉网；
S3：采用高速针刺机进行处理，制成弹性针刺无纺布；
S4：将聚酯薄膜和弹性针刺无纺布送入干式复合机中进行复合，然后分切制成绕包带。
其中，所述步骤S1中的涤纶纤维包括2.5dtex×38mm的纤维和7dtex三维×38mm的纤维，所述步骤S1中的涤纶纤维为黑色涤纶纤维。
实施例3：
如图1所示，本发明所提供的一种内护层专用绕包带，包括无纺布层和聚酯薄膜层，所述聚酯薄膜层位于所述无纺布层上方。
如图1所示，本发明中所述无纺布层为弹性针刺无纺布，且无纺布层的面密度为100g/m2，这样减小比重，同时能够有效防止被钢带边缘毛刺刺破，避免发生短路。
其中，所述无纺布层包括以下重量份的原料，2.5dtex×38mm的涤纶纤维：40份，7dtex三维×76mm的涤纶纤维：60份，这样便于后续梳理成棉网。
其中，所述聚酯薄膜层的厚度为0.025mm，这样能够提高防水性，通过聚酯薄膜层，具有防碎性能。
本发明还公开了一种内护层专用绕包带的制作工艺，包括以下步骤：
S1：选取涤纶纤维作为材料；
S2：将材料经过梳理机梳理成棉网；
S3：采用高速针刺机进行处理，制成弹性针刺无纺布；
S4：将聚酯薄膜和弹性针刺无纺布送入干式复合机中进行复合，然后分切制成绕包带。
其中，所述步骤S1中的涤纶纤维包括2.5dtex×38mm的纤维和7dtex三维×76mm的纤维，所述步骤S1中的涤纶纤维为黑色涤纶纤维。
通过本发明中实施例1-3制得的产品的技术参数如下：
克重：100±10—220±15g/m2；
抗张强度：>80N/cm；伸长率：>100％；
耐温性能：熔点260℃，在200℃，5分钟，收缩<4％；
绝缘性：8KV,5分钟不击穿；
防水性：因有PET膜，具有防碎性能；
柔软度：优，柔软，叠性好
本发明与市场上内护层材料比较如下
本发明的说明书中，说明了大量具体细节。然而，能够理解，本发明的实施例可以在没有这些具体细节的情况下实践。在一些实例中，并未详细示出公知的方法、结构和技术，以便不模糊对本说明书的理解。
在本说明书的描述中，参考术语“一个实施例”、“一些实施例”、“示例”、“具体示例”、或“一些示例”等的描述意指结合该实施例或示例描述的具体特征、结构、材料或者特点包含于本发明的至少一个实施例或示例中。在本说明书中，对上述术语的示意性表述不必须针对的是相同的实施例或示例。而且，描述的具体特征、结构、材料或者特点可以在任一个或多个实施例或示例中以合适的方式结合。此外，在不相互矛盾的情况下，本领域的技术人员可以将本说明书中描述的不同实施例或示例以及不同实施例或示例的特征进行结合和组合。
最后应说明的是：以上各实施例仅用以说明本发明的技术方案，而非对其限制；尽管参照前述各实施例对本发明进行了详细的说明，本领域的普通技术人员应当理解：其依然可以对前述各实施例所记载的技术方案进行修改，或者对其中部分或者全部技术特征进行等同替换；而这些修改或者替换，并不使相应技术方案的本质脱离本发明各实施例技术方案的范围，其均应涵盖在本发明的权利要求和说明书的范围当中。

Claims (6)

1.一种内护层专用绕包带，其特征在于，包括无纺布层和聚酯薄膜层，所述聚酯薄膜层位于所述无纺布层上方。
2.根据权利要求1所述的一种内护层专用绕包带，其特征在于，所述无纺布层为弹性针刺无纺布，且无纺布层的面密度为80-120g/m2。
3.根据权利要求2所述的一种内护层专用绕包带，其特征在于，所述无纺布层包括以下重量份的原料，2.5dtex×38—76mm的涤纶纤维：40-50份，7dtex三维×38—76mm的涤纶纤维：50-60份。
4.根据权利要求1所述的一种内护层专用绕包带，其特征在于，所述聚酯薄膜层的厚度为0.025-0.03mm。
5.一种权利要求1-4任一所述的内护层专用绕包带的制作工艺，其特征在于，包括以下步骤：
S1：选取涤纶纤维作为材料；
S2：将材料经过梳理机梳理成棉网；
S3：采用高速针刺机进行处理，制成弹性针刺无纺布；
S4：将聚酯薄膜和弹性针刺无纺布送入干式复合机中进行复合，然后分切制成绕包带。
6.根据权利要求1所述的一种内护层专用绕包带的制作工艺，其特征在于，所述步骤S1中的涤纶纤维包括2.5dtex×38—76mm的纤维和7dtex三维×38—76mm的纤维。
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Publication number Priority date Publication date Assignee Title
CN113290948A (zh) * 2021-05-25 2021-08-24 扬州腾飞电缆电器材料有限公司 一种耐高温电缆用绝缘包带及其制备方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113290948A (zh) * 2021-05-25 2021-08-24 扬州腾飞电缆电器材料有限公司 一种耐高温电缆用绝缘包带及其制备方法

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