CN202102795U - Silicon rubber insulated-sheathed power cable fine in property - Google Patents

Silicon rubber insulated-sheathed power cable fine in property Download PDF

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CN202102795U
CN202102795U CN2011202211475U CN201120221147U CN202102795U CN 202102795 U CN202102795 U CN 202102795U CN 2011202211475 U CN2011202211475 U CN 2011202211475U CN 201120221147 U CN201120221147 U CN 201120221147U CN 202102795 U CN202102795 U CN 202102795U
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silicone rubber
wire
cable
cores
power cable
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胡建国
何东程
潘永欣
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SHANGHAI SHENGHUA SPECIAL CABLE CO Ltd
SHANGHAI SHENGHUA CABLE PLANT CO Ltd
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SHANGHAI SHENGHUA SPECIAL CABLE CO Ltd
SHANGHAI SHENGHUA CABLE PLANT CO Ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00Adapting or protecting infrastructure or their operation
    • Y02A30/14Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables

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Abstract

本实用新型公开了一种性能好的硅橡胶绝缘硅橡胶护套电力电缆,包括有多个线芯构成的线芯组,每个线芯由内到外依次是由线芯导体、绝缘层构成,所述线芯组外围设有无纺布内衬层,无纺布内衬层的外围设有硅橡胶内护套,内护套的外围设有金属丝编织铠装,所述金属丝编织铠装的表面设有硅橡胶外护套。由于绝缘层、内护套和外护套采用了硅橡胶材料,不仅提高了绝缘性能,而且大大提高电缆的防霉性能,从而延长了电缆的使用寿命,非常适合热带或湿热带的工作环境;由于采用金属丝编织铠装的结构形式,不仅提高了电缆的抗拉能力,而且还具有电磁屏蔽的功能;本实用新型还具有阻燃、耐辐照、耐高温和耐油等特性。

Figure 201120221147

The utility model discloses a silicon rubber insulated silicon rubber sheathed power cable with good performance, which comprises a wire core group composed of a plurality of wire cores, and each wire core is sequentially composed of a wire core conductor and an insulating layer from the inside to the outside. , the periphery of the core group is provided with a non-woven inner lining, the outer periphery of the non-woven inner lining is provided with a silicone rubber inner sheath, and the outer periphery of the inner sheath is provided with a metal wire braided armor, and the metal wire braided The armored surface is provided with a silicone rubber outer sheath. Since the insulation layer, inner sheath and outer sheath are made of silicone rubber, it not only improves the insulation performance, but also greatly improves the mildew resistance of the cable, thereby prolonging the service life of the cable, and is very suitable for working in tropical or humid tropical environments; Due to the structural form of wire braided armor, not only the tensile capacity of the cable is improved, but also the function of electromagnetic shielding; the utility model also has the characteristics of flame retardancy, radiation resistance, high temperature resistance and oil resistance.

Figure 201120221147

Description

性能好的硅橡胶绝缘硅橡胶护套电力电缆Good performance silicone rubber insulated silicone rubber sheathed power cable

技术领域 technical field

本实用新型涉及一种电缆,具体是一种硅橡胶绝缘硅橡胶护套电力电缆。The utility model relates to a cable, in particular to a silicon rubber insulated silicon rubber sheathed power cable.

背景技术 Background technique

但对于目前量大面广的特种电缆目前都没有统一的技术规范,各个企业各自为政,制造的电缆结构尺寸要求、使用的材料及要求、电压等级、使用环境温度、规格截面、使用场合等等都不统一,非常不规范,给用户的选择和使用带来很大的麻烦,并且由于没有国家和行业标准,产品要求不规范,产品质量良莠不齐,这些电缆市场监管无法可依,大量不合格或劣质电缆充斥市场,不仅为用户带来了不必要的经济损失,也为使用电缆的设备安全运行带来了很大的隐患,严重威胁着电气控制设备、电力系统的正常运行及人身财产的安全。However, there is currently no unified technical specification for special cables with a large quantity and a wide range. Each company operates independently, and the structural size requirements, materials and requirements, voltage levels, operating environment temperature, specification cross-section, and application occasions of the manufactured cables are all different. It is not uniform and very irregular, which brings a lot of trouble to users' selection and use, and because there are no national and industry standards, product requirements are not standardized, and product quality is uneven, these cables have no market supervision to follow, and a large number of unqualified or inferior Cables are flooding the market, which not only brings unnecessary economic losses to users, but also brings great hidden dangers to the safe operation of equipment using cables, seriously threatening the normal operation of electrical control equipment, power systems, and the safety of personal and property.

目前,许多电缆的防霉性能差,不能适应热带或湿热带的工作环境,从而严重影响了电缆的使用寿命。At present, many cables have poor mildew resistance and cannot adapt to the working environment in tropical or humid tropical regions, which seriously affects the service life of cables.

实用新型内容 Utility model content

为了克服上述之不足,本实用新型目的在于提供一种耐辐照、耐高温的性能好的硅橡胶绝缘硅橡胶护套电力电缆。In order to overcome the above disadvantages, the purpose of this utility model is to provide a silicon rubber insulated and sheathed power cable with good radiation resistance and high temperature resistance.

为了实现上述目的,本实用新型采用以下的技术方案:In order to achieve the above object, the utility model adopts the following technical solutions:

性能好的硅橡胶绝缘硅橡胶护套电力电缆,包括有多个线芯构成的线芯组,每个线芯由内到外依次是由线芯导体、绝缘层构成,所述线芯组外围设有无纺布内衬层,无纺布内衬层的外围设有硅橡胶内护套,内护套的外围设有金属丝编织铠装,所述金属丝编织铠装的表面设有硅橡胶外护套;所述金属丝编织铠装中的金属丝采用镀锌钢丝或铜丝或镀锡铜丝、铝丝或铝合金丝。Silicon rubber insulated and silicone rubber sheathed power cables with good performance include a core group composed of multiple cores. Each core is composed of a core conductor and an insulating layer from the inside to the outside. The periphery of the core group It is provided with a non-woven inner lining, and the outer periphery of the non-woven inner lining is provided with a silicone rubber inner sheath, and the outer periphery of the inner sheath is provided with wire braided armor, and the surface of the metal wire braided armor is provided with silicon Rubber outer sheath; the metal wires in the wire braided armor are galvanized steel wires or copper wires or tinned copper wires, aluminum wires or aluminum alloy wires.

所述绝缘层是采用硅橡胶材料挤包而成。The insulating layer is formed by extruding silicon rubber material.

所述多个线芯之间设有填充物,填充物为不粘连线芯绝缘层的非吸湿性材料。A filler is provided between the plurality of wire cores, and the filler is a non-hygroscopic material that does not adhere to the insulation layer of the wire cores.

所述线芯设有五个,五个线芯是由三个大圆形线芯和两个小圆形线芯构成。There are five wire cores, and the five wire cores are composed of three large circular cores and two small circular cores.

本实用新型的有益效果:由于绝缘层、内护套和外护套采用了硅橡胶材料,不仅提高了绝缘性能,而且大大提高电缆的防霉性能,从而延长了电缆的使用寿命,非常适合热带或湿热带的工作环境;由于采用金属丝编织铠装的结构形式,不仅提高了电缆的抗拉能力,而且还具有电磁屏蔽的功能;本实用新型还具有阻燃、耐辐照、耐高温和耐油等特性。Beneficial effects of the utility model: Since the insulating layer, the inner sheath and the outer sheath are made of silicon rubber material, not only the insulation performance is improved, but also the anti-mold performance of the cable is greatly improved, thereby prolonging the service life of the cable, which is very suitable for tropical or humid tropical working environment; due to the use of metal wire braided armor structure, not only the tensile capacity of the cable is improved, but also has the function of electromagnetic shielding; the utility model also has flame retardant, radiation resistance, high temperature resistance and Oil resistance and other properties.

附图说明Description of drawings

下面结合附图对本实用新型作进一步的详细说明。Below in conjunction with accompanying drawing, the utility model is described in further detail.

图1为本实用新型的结构示意图。Fig. 1 is the structural representation of the utility model.

图中:1、线芯导体;2、绝缘层;3、填充物;4、无纺布内衬层;5、小圆形线芯;6、内护套;7、大圆形线芯;8、金属丝编织铠装;9、外护套。In the figure: 1. Core conductor; 2. Insulation layer; 3. Filler; 4. Non-woven inner lining; 5. Small round core; 6. Inner sheath; 7. Large round core; 8. Wire braided armor; 9. Outer sheath.

具体实施方式 Detailed ways

如图1所示,性能好的硅橡胶绝缘硅橡胶护套电力电缆,包括有三个大圆形线芯7和两个小圆形线芯5构成的线芯组,每个线芯由内到外依次是由线芯导体1、绝缘层2构成,所述线芯组外围设有无纺布内衬层4,无纺布内衬层4的外围设有硅橡胶内护套6,内护套6的外围设有金属丝编织铠装8,所述金属丝编织铠装8的表面设有硅橡胶外护套9;所述金属丝编织铠装9中的金属丝采用镀锌钢丝或铜丝或镀锡铜丝、铝丝或铝合金丝。绝缘层2是采用硅橡胶材料挤包而成。As shown in Figure 1, the silicone rubber insulated and sheathed power cable with good performance includes a core group composed of three large circular cores 7 and two small circular cores 5, and each core is from the inner to the outer core. The outer layer is composed of a core conductor 1 and an insulating layer 2 in turn. The core group is provided with a non-woven inner lining layer 4 on the periphery, and a silicone rubber inner sheath 6 is arranged on the outer periphery of the non-woven inner lining layer 4. The inner sheath The periphery of the cover 6 is provided with wire braided armor 8, and the surface of the wire braided armor 8 is provided with a silicon rubber outer sheath 9; the metal wires in the wire braided armor 9 are galvanized steel wire or copper wire. wire or tinned copper wire, aluminum wire or aluminum alloy wire. The insulating layer 2 is formed by extruding silicon rubber material.

五个线芯之间设有填充物3,填充物3为不粘连线芯绝缘层的非吸湿性材料。A filler 3 is provided between the five wire cores, and the filler 3 is a non-hygroscopic material that does not adhere to the insulating layer of the wire cores.

本实用新型适合在高温环境场合下使用的额定电压0.6/1kV及以下的硅橡胶绝缘硅橡胶护套电力电缆。所谓电缆的额定电压是电缆设计、使用和进行电性能试验用的基准电压。额定电压用U0/U表示。U0表示任一主绝缘导体与“地”(金属屏蔽、金属套或周围介质)之间的电压有效值;U为多芯电缆或单芯电缆系统任意两相导体之间的电压有效值。在交流系统中,电缆的额定电压应至少等于使用电缆的系统的标称电压,这个条件对U0和U值都适用;在直流系统中,该系统的标准电压应不大于电缆额定电压的1.5倍。系统的工作电压允许长时间地超过该系统标称电压的10%,如果电缆的额定电压至少等于该系统的标称电压,则电缆可在高于额定电压10%的工作电压下使用。The utility model is suitable for the silicon rubber insulated silicon rubber sheathed power cable with a rated voltage of 0.6/1kV and below used in high temperature environments. The so-called rated voltage of the cable is the reference voltage for cable design, use and electrical performance test. The rated voltage is represented by U0/U. U0 represents the effective value of voltage between any main insulated conductor and "ground" (metal shield, metal sheath or surrounding medium); U is the effective value of voltage between any two-phase conductors of a multi-core cable or single-core cable system. In an AC system, the rated voltage of the cable should be at least equal to the nominal voltage of the system using the cable, and this condition applies to both U0 and U values; in a DC system, the standard voltage of the system should not be greater than 1.5 times the rated voltage of the cable . The working voltage of the system is allowed to exceed 10% of the nominal voltage of the system for a long time. If the rated voltage of the cable is at least equal to the nominal voltage of the system, the cable can be used at a working voltage 10% higher than the rated voltage.

本实用新型具有以下特性:The utility model has the following characteristics:

1)很高的耐热性和优异的耐寒性,长期工作温度可达-90℃~250℃。1) High heat resistance and excellent cold resistance, the long-term working temperature can reach -90℃~250℃.

使用在120℃下可连续使用10-20年;使用在150℃下可连续使用5-10年;It can be used continuously for 10-20 years at 120°C; it can be used continuously for 5-10 years at 150°C;

使用在205℃下可连续使用2-5年。It can be used continuously for 2-5 years at 205°C.

2)优良的电绝缘性能:良好的耐电晕和耐电弧等性能。2) Excellent electrical insulation properties: good corona resistance and arc resistance properties.

3)耐臭氧老化、氧老化、光老化和大气老化性能优异。3) Excellent resistance to ozone aging, oxygen aging, light aging and atmospheric aging.

4)导热性好,为普通橡胶的2倍,可提高电线电缆的载流量。4) Good thermal conductivity, twice that of ordinary rubber, which can increase the current carrying capacity of wires and cables.

5)吸水性和防霉性优异,能适合热带、湿热带使用5) Excellent water absorption and mildew resistance, suitable for tropical and humid tropical use

6)具有阻燃、耐辐照和耐油等特性。6) It has the characteristics of flame retardancy, radiation resistance and oil resistance.

Claims (4)

1.一种性能好的硅橡胶绝缘硅橡胶护套电力电缆,包括有多个线芯构成的线芯组,每个线芯由内到外依次是由线芯导体、绝缘层构成,其特征在于:所述线芯组外围设有无纺布内衬层,无纺布内衬层的外围设有硅橡胶内护套,内护套的外围设有金属丝编织铠装,所述金属丝编织铠装的表面设有硅橡胶外护套;所述金属丝编织铠装中的金属丝采用镀锌钢丝或铜丝或镀锡铜丝、铝丝或铝合金丝。1. A silicone rubber insulated silicone rubber sheathed power cable with good performance, including a core group composed of multiple cores, each core is composed of a core conductor and an insulating layer from the inside to the outside, and its characteristics In that: the core group is provided with a non-woven inner lining on the periphery, a silicone rubber inner sheath is arranged on the outer periphery of the non-woven inner lining, and a metal wire braided armor is arranged on the outer periphery of the inner sheath, and the metal wire The surface of the braided armor is provided with a silicone rubber outer sheath; the metal wires in the wire braided armor are galvanized steel wires or copper wires or tinned copper wires, aluminum wires or aluminum alloy wires. 2.根据权利要求1所述的性能好的硅橡胶绝缘硅橡胶护套电力电缆,其特征在于:所述绝缘层是采用硅橡胶材料挤包而成。2. The silicone rubber insulated and sheathed power cable with good performance according to claim 1, characterized in that: the insulating layer is made of extruded silicone rubber material. 3.根据权利要求1所述的性能好的硅橡胶绝缘硅橡胶护套电力电缆,其特征在于:所述多个线芯之间设有填充物,填充物为不粘连线芯绝缘层的非吸湿性材料。3. The silicone rubber insulated and sheathed power cable with good performance according to claim 1, characterized in that: fillers are provided between the plurality of wire cores, and the fillers are non-stick materials that do not adhere to the insulation layer of the wire cores. Hygroscopic material. 4.根据权利要求1所述的性能好的硅橡胶绝缘硅橡胶护套电力电缆,其特征在于:所述线芯设有五个,五个线芯是由三个大圆形线芯和两个小圆形线芯构成。4. The silicone rubber insulated and sheathed power cable with good performance according to claim 1, characterized in that: there are five cores, and the five cores are composed of three large circular cores and two Consists of a small circular core.
CN2011202211475U 2011-06-27 2011-06-27 Silicon rubber insulated-sheathed power cable fine in property Expired - Fee Related CN202102795U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103854789A (en) * 2013-09-05 2014-06-11 安徽华源电缆集团有限公司 Aluminum alloy cable special for frequency converter
CN104425065A (en) * 2013-09-02 2015-03-18 无锡市逸翔线缆有限公司 Novel armored cable
WO2015184684A1 (en) * 2014-06-03 2015-12-10 正威科技(深圳)有限公司 Flame retardant power cable, tooling fixture for same, and manufacturing method therefor

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104425065A (en) * 2013-09-02 2015-03-18 无锡市逸翔线缆有限公司 Novel armored cable
CN103854789A (en) * 2013-09-05 2014-06-11 安徽华源电缆集团有限公司 Aluminum alloy cable special for frequency converter
WO2015184684A1 (en) * 2014-06-03 2015-12-10 正威科技(深圳)有限公司 Flame retardant power cable, tooling fixture for same, and manufacturing method therefor

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