CN202042246U - Flame retardant PVC inner sheath, polyolefin outer sheath shipboard power cable - Google Patents
Flame retardant PVC inner sheath, polyolefin outer sheath shipboard power cable Download PDFInfo
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- CN202042246U CN202042246U CN201120092637XU CN201120092637U CN202042246U CN 202042246 U CN202042246 U CN 202042246U CN 201120092637X U CN201120092637X U CN 201120092637XU CN 201120092637 U CN201120092637 U CN 201120092637U CN 202042246 U CN202042246 U CN 202042246U
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- Prior art keywords
- power cable
- inner sheath
- conductor
- polyvinyl chloride
- flame
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- 229920000098 polyolefin Polymers 0.000 title claims abstract description 18
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 title abstract description 12
- 239000003063 flame retardant Substances 0.000 title abstract description 12
- 239000004020 conductor Substances 0.000 claims abstract description 32
- 229920000915 polyvinyl chloride Polymers 0.000 claims abstract description 15
- 239000004800 polyvinyl chloride Substances 0.000 claims abstract description 15
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 13
- 239000010959 steel Substances 0.000 claims abstract description 13
- 239000000945 filler Substances 0.000 claims abstract description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 14
- 229910052802 copper Inorganic materials 0.000 claims description 13
- 239000010949 copper Substances 0.000 claims description 13
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 5
- 150000001875 compounds Chemical class 0.000 claims description 4
- GZCWPZJOEIAXRU-UHFFFAOYSA-N tin zinc Chemical compound [Zn].[Sn] GZCWPZJOEIAXRU-UHFFFAOYSA-N 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 238000009954 braiding Methods 0.000 description 1
- 229920003020 cross-linked polyethylene Polymers 0.000 description 1
- 239000004703 cross-linked polyethylene Substances 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- 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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- Insulated Conductors (AREA)
Abstract
本实用新型公开了一种阻燃聚氯乙烯内护套、聚烯烃外护套船用电力电缆，包括有导体线芯，导体线芯由铜导体、交联聚乙烯绝缘套构成，导体线芯外部有绕包带、聚氯乙烯内护套、钢丝编织铠装层、聚烯烃外护套，导体线芯和绕包带之间有填充物。本实用新型结构简单，易于实现，导体线芯外的聚氯乙烯内护套、聚烯烃外护套能够有效地提高电力电缆的阻燃能力，也提高了电力电缆的安全性，填充物有效地增强了电力电缆的强度。
The utility model discloses a marine power cable with a flame-retardant polyvinyl chloride inner sheath and a polyolefin outer sheath. There are wrapping tape, PVC inner sheath, steel wire braided armor layer, polyolefin outer sheath, and filler between conductor core and wrapping tape. The utility model has a simple structure and is easy to realize. The polyvinyl chloride inner sheath outside the conductor core and the polyolefin outer sheath can effectively improve the flame retardant ability of the power cable, and also improve the safety of the power cable. The filler effectively Enhanced power cable strength.
Description
技术领域 technical field
本实用新型涉及电力电缆领域，具体为一种阻燃聚氯乙烯内护套、聚烯烃外护套船用电力电缆。 The utility model relates to the field of power cables, in particular to a marine power cable with a flame-retardant polyvinyl chloride inner sheath and a polyolefin outer sheath.
背景技术 Background technique
电力电缆是用于传输和分配电能的电气设备。在电力线路中，电缆所占的比重正逐渐增加。电力电缆主要作用是在电力系统的主干线路中传输和分配大功率电能。现代的轮船电气化程度较高，需要用到大量的电力电缆进行电能传输，并且现代的轮船对于电力电缆的阻燃特性有要求，传统的电力电缆无法满足现代轮船的需求。 Power cables are electrical devices used to transmit and distribute electrical energy. In power lines, the proportion of cables is gradually increasing. The main function of the power cable is to transmit and distribute high-power electric energy in the main line of the power system. Modern ships have a high degree of electrification and need to use a large number of power cables for power transmission, and modern ships have requirements for the flame retardant properties of power cables. Traditional power cables cannot meet the needs of modern ships.
实用新型内容 Utility model content
本实用新型的目的是提供一种阻燃聚氯乙烯内护套、聚烯烃外护套船用电力电缆，以解决现有技术的电力电缆阻燃特性无法满足现代轮船需求的问题。 The purpose of the utility model is to provide a marine power cable with a flame-retardant polyvinyl chloride inner sheath and a polyolefin outer sheath to solve the problem that the flame-retardant properties of the power cable in the prior art cannot meet the needs of modern ships.
为了达到上述目的，本实用新型所采用的技术方案为： In order to achieve the above object, the technical solution adopted in the utility model is:
阻燃聚氯乙烯内护套、聚烯烃外护套船用电力电缆，其特征在于：包括有两根复式束绞的导体线芯，所述导体线芯由铜导体、套在铜导体外的交联聚乙烯绝缘套构成，两根导体线芯的绞合节距比小于10倍，铜导体电阻率小于0.017241Ω.mm2/m，两根导体线芯外部依次包覆有绕包带、聚氯乙烯内护套、钢丝编织铠装层、聚烯烃外护套，所述导体线芯和绕包带之间的空隙填充有填充物。 所述的阻燃聚氯乙烯内护套、聚烯烃外护套船用电力电缆，其特征在于：所述铜导体表面镀有锡层。 The flame-retardant PVC inner sheath and polyolefin outer sheath marine power cable is characterized in that it includes two compound bundled conductor cores. Composed of polyethylene insulating sleeves, the twisted pitch ratio of the two conductor cores is less than 10 times, the resistivity of the copper conductor is less than 0.017241Ω . Vinyl chloride inner sheath, steel wire braided armor layer, polyolefin outer sheath, the space between the conductor core and the wrapping tape is filled with filler. The flame-retardant polyvinyl chloride inner sheath and polyolefin outer sheath marine power cable is characterized in that the surface of the copper conductor is plated with a tin layer.
所述的阻燃聚氯乙烯内护套、聚烯烃外护套船用电力电缆，其特征在于：所述钢丝编织铠装层由表面镀有锌锡层的钢丝编织而成。 The flame-retardant polyvinyl chloride inner sheath and polyolefin outer sheath marine power cable is characterized in that: the steel wire braided armor layer is braided by steel wires coated with a zinc-tin layer on the surface.
本实用新型结构简单，易于实现。导体线芯起到传输电能的作用，通过复式束绞将两根导体线芯绞合在一起，且绞合节距比小于10倍，能够保证电力电缆结构紧凑，降低电能的传输损耗，铜导体电阻率小于0.017241Ω.mm2/m可以提高电能的传输效率，编织成钢丝编织铠装层的钢丝外镀锌锡层，防止在加工过程和使用过程中的氧化现象，导体线芯外的聚氯乙烯内护套、聚烯烃外护套能够有效地提高电力电缆的阻燃能力，也提高了电力电缆的安全性，导体线芯和绕包带之间空隙的填充物有效地增强了电力电缆的强度。 The utility model has simple structure and is easy to realize. The conductor core plays the role of transmitting electric energy. The two conductor cores are twisted together through compound bundle twisting, and the twisting pitch ratio is less than 10 times, which can ensure the compact structure of the power cable and reduce the transmission loss of electric energy. Copper conductors The electrical resistivity is less than 0.017241Ω.mm 2 /m can improve the transmission efficiency of electric energy, the outer galvanized tin layer of the steel wire woven into the steel wire braided armor layer can prevent oxidation during processing and use, and the polymer outside the conductor core The vinyl chloride inner sheath and polyolefin outer sheath can effectively improve the flame retardant ability of the power cable, and also improve the safety of the power cable. The filler in the gap between the conductor core and the wrapping tape effectively enhances the power cable. Strength of.
附图说明 Description of drawings
图1为本实用新型结构示意图。 Fig. 1 is the structural representation of the utility model.
具体实施方式 Detailed ways
如图1所示。阻燃聚氯乙烯内护套、聚烯烃外护套船用电力电缆，包括有两根复式束绞的导体线芯1，导体线芯1由铜导体2、套在铜导体2外的交联聚乙烯绝缘套3构成，铜导体2表面镀有锡层，两根导体线芯1的绞合节距比小于10倍，铜导体2电阻率小于0.017241Ω.mm2/m，两根导体线芯1外部依次包覆有绕包带4、聚氯乙烯内护套5、钢丝编织铠装层6、聚烯烃外护套7，导体线芯1和绕包带4之间的空隙填充有填充物8。钢丝编织铠装层6由表面镀有锌锡层的钢丝编织而成。
As shown in Figure 1. Flame-retardant PVC inner sheath, polyolefin outer sheath shipboard power cable, including two
本实用新型中，铜导体用无氧铜杆，铜的电阻率小于0.017241Ω.mm2/m(20℃)。拉丝后的软铜线进行镀锡处理，防止在加工过程和使用过程中的氧化现象。导体线芯采用复式束绞，绞合节距比小于10倍。绝缘采用交联聚乙烯绝缘的混合材料。 半成品进行浸水电压或干式火花检验。内护套采用聚氯乙烯护套料。采用镀锌锡钢丝编织。外护套采用聚烯烃护套料。出厂检验项目有导体直流电阻、绝缘电阻、交流耐压试验、电缆结构尺寸检查、电缆外观标志检查等。 In the utility model, an oxygen-free copper rod is used for the copper conductor, and the resistivity of the copper is less than 0.017241Ω.mm 2 /m (20°C). The annealed copper wire after drawing is tin-plated to prevent oxidation during processing and use. The conductor core adopts compound bundle twisting, and the twisting pitch ratio is less than 10 times. The insulation is a hybrid material of cross-linked polyethylene insulation. Semi-finished products are subjected to water immersion voltage or dry spark test. The inner sheath is made of polyvinyl chloride sheath material. Braided with galvanized tin steel wire. The outer sheath is made of polyolefin sheath material. The factory inspection items include conductor DC resistance, insulation resistance, AC withstand voltage test, cable structure size inspection, cable appearance mark inspection, etc.
Claims (3)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120092637XU CN202042246U (en) | 2011-03-31 | 2011-03-31 | Flame retardant PVC inner sheath, polyolefin outer sheath shipboard power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120092637XU CN202042246U (en) | 2011-03-31 | 2011-03-31 | Flame retardant PVC inner sheath, polyolefin outer sheath shipboard power cable |
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| Publication Number | Publication Date |
|---|---|
| CN202042246U true CN202042246U (en) | 2011-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120092637XU Expired - Fee Related CN202042246U (en) | 2011-03-31 | 2011-03-31 | Flame retardant PVC inner sheath, polyolefin outer sheath shipboard power cable |
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| CN (1) | CN202042246U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103971806A (en) * | 2013-02-04 | 2014-08-06 | 安徽新亚特电缆集团有限公司 | Nominal-voltage polyvinyl chloride cable |
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2011
- 2011-03-31 CN CN201120092637XU patent/CN202042246U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103971806A (en) * | 2013-02-04 | 2014-08-06 | 安徽新亚特电缆集团有限公司 | Nominal-voltage polyvinyl chloride cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111116 Termination date: 20120331 |