CN103035337A - Waterproof electric power cable and manufacturing method thereof - Google Patents
Waterproof electric power cable and manufacturing method thereof Download PDFInfo
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- CN103035337A CN103035337A CN201210488156XA CN201210488156A CN103035337A CN 103035337 A CN103035337 A CN 103035337A CN 201210488156X A CN201210488156X A CN 201210488156XA CN 201210488156 A CN201210488156 A CN 201210488156A CN 103035337 A CN103035337 A CN 103035337A
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Abstract
The invention discloses a waterproof electric power cable and manufacturing method thereof. The waterproof electric power cable is composed of at least two waterproof sub cables and an outer protective casing coating outside the two waterproof sub cables. Each waterproof sub cable comprises a conductor, a waterproof powder coating layer coated on the outer surface of the conductor and used for water resistance, a conductor shielding layer (3), an insulating layer, an insulating shielding layer, a first semi-electric-conduction waterproof belt, a metal shielding layer, a second semi-electric-conduction waterproof belt, a waterproof layer 9 and a restrictive coating layer from inside to outside in sequence. According to reasonable design of cable construction, each sub cable is good in waterproof performance so that the whole waterproof cable is good in waterproof performance and high in stability of water resistance.
Description
Technical field
The present invention relates to the cable technology field, relate in particular to a kind of waterproof electric power cable and preparation method thereof.
Background technology
In the electric power transfer process, power cable generally is exposed in the outdoor environment, therefore, requires power cable to have good water resistance.In the prior art, when Cable Construction Design, for so that cable has fire resistance characteristic, a large amount of watertight composition or waterproof ropes that are used for waterproof can be set in the inside of cable, like this, the water resistance of water-proof cable is relatively poor on the one hand, and so that the water resistance of water-proof cable is unstable.Therefore, provide a kind of waterproof power cable, improve the water resistance of cable, and cable having higher anti-water stability, is the technical issues that need to address in the prior art.
Summary of the invention
For the problem that prior art exists, the present invention proposes a kind of waterproof electric power cable and preparation method thereof, has improved the water resistance of cable, and cable has higher anti-water stability.
For reaching this purpose, the present invention by the following technical solutions:
A kind of waterproof electric power cable; by at least two sub-cables of waterproof be wrapped at least two outer jointing jackets outside the sub-cable of waterproof and form; wherein, the every sub-cable of waterproof comprises successively from the inside to surface conductor, spreads upon the outer surface of conductor for waterproof powder coating, conductor shield, insulating barrier, insulation screen, the first semiconductive water blocking tape, metal screen layer, the second semiconductive water blocking tape, watertight composition 9 and the restrictive coating of waterproof.
Preferably, conductor shield and insulation screen are semiconductive material and make.
Preferably, insulating barrier is that the XLPE material is made.
Preferably, watertight composition is the double-sided aluminum plastic composite band and extrudes the vertical pack arrangement that polyethylene is made.
Preferably, restrictive coating adopts PVC or PE material to make.
Preferably, the thickness of the first semiconductive water blocking tape and the second semiconductive water blocking tape is 0.1-0.4mm.
Preferably, the thickness of watertight composition is 0.2-0.4mm.
Preferably, described waterproof electric power cable is formed by four sub-cable twist of waterproof, and the diameter of waterproof electric power cable is 20-30mm.
A kind of manufacture method of waterproof electric power cable comprises the steps:
S1, smear the waterproof powder coating at the outer surface of conductor;
S2, on the basis of S1, extrude successively conductor shield, insulating barrier and insulation screen in the periphery of conductor;
S3, on the basis of S2, at the surperficial wrapped first semiconductive water blocking tape of insulation screen, then at the peripheral wrapped metal screen layer of the first semiconductive water blocking tape, then at wrapped the second semiconductive water blocking tape of the outer surface of metal screen layer;
S4 on the basis of S3, adopts the double-sided aluminum plastic composite band and extrudes the watertight composition that polyethylene is made vertical pack arrangement at the outer surface of the second semiconductive water blocking tape, then at the periphery formed protective sleeve layer of watertight composition, obtains the sub-cable of waterproof;
S5, the sub-cable of many waterproof that above-mentioned S1-S5 is made adopts twisted synthesizing cable technique, and at its outside outer jointing jacket that forms, obtains described waterproof electric power cable.
Based on disclosing of above technical scheme, the present invention possesses following beneficial effect:
The waterproof electric power cable that the present invention proposes; by at least two sub-cables of waterproof be wrapped at least two outer jointing jackets outside the sub-cable of waterproof and form; wherein, the every sub-cable of waterproof comprises successively from the inside to surface conductor, spreads upon the outer surface of conductor for waterproof powder coating, insulating barrier, insulation screen, the first semiconductive water blocking tape, metal screen layer, the second semiconductive water blocking tape, watertight composition 9 and the restrictive coating of waterproof.By the reasonable design construction of cable, single sub-cable has good water resistance, thereby so that whole water-proof cable has good water resistance, and the anti-water stability of this waterproof cable is higher.
Description of drawings
Fig. 1 is the cross-sectional view of a kind of waterproof electric power cable of proposing of the present invention.
Fig. 2 is the schematic flow sheet of the manufacture method of a kind of waterproof electric power cable of proposing of the present invention.
Embodiment
Further specify technical scheme of the present invention below in conjunction with accompanying drawing and by embodiment:
As shown in Figure 1, Fig. 1 is the cross-sectional view of a kind of waterproof electric power cable of proposing of the present invention.
With reference to Fig. 1, a kind of waterproof electric power cable that the present invention proposes, described waterproof electric power cable is formed by at least two sub-cable twist of waterproof; The every sub-cable of waterproof comprises conductor 1, waterproof powder coating 2, conductor shield 3, insulating barrier 4, insulation screen 5, the first semiconductive water blocking tape 6, metal screen layer 7, the second semiconductive water blocking tape 8, watertight composition 9 and restrictive coating 10; Conductor 1 is a wire or forms by multiple conducting wires is stranded, wire is copper conductor, aluminum conductor or by the albronze line, conductor shield 3 is wrapped in the periphery of conductor 1, insulating barrier 4 is wrapped in the periphery of conductor shield 3, insulation screen 5 is wrapped in the periphery of insulating barrier 4, the first semiconductive water blocking tape 6 wrapped peripheries at insulation screen 5, metal screen layer 7 is wrapped in the periphery of the first semiconductive water blocking tape 6, the second semiconductive water blocking tape 8 wrapped peripheries at metal screen layer 7, watertight composition is wrapped in the periphery of the second semiconductive water blocking tape 8, and restrictive coating 10 is wrapped in the periphery of watertight composition; The outer surface that waterproof powder coating 2 spreads upon conductor 1 is used for waterproof.
In a preferred embodiment, conductor shield 3 and insulation screen 5 are the semiconductive shielding layer that semiconductive material is made, and by this range of application of having expanded the waterproof electric power cable are set.
In a preferred embodiment, insulating barrier 4 is made for the XLPE material.
In a preferred embodiment, watertight composition is the double-sided aluminum plastic composite band and extrudes the vertical pack arrangement that polyethylene is made that the thickness of watertight composition is 0.2-0.4mm.
In a preferred embodiment, restrictive coating 10 adopts PVC or PE material to make.
In a preferred embodiment, the thickness of above-mentioned the first semiconductive water blocking tape 6 and the second semiconductive water blocking tape 8 is 0.1-0.4mm.
In actual application, above-mentioned waterproof electric power cable can be formed by four sub-cable twist of waterproof, and, and the diameter of waterproof electric power cable is 20-30mm.
Based on above-mentioned waterproof power cable, the present invention also proposes a kind of manufacture method of waterproof electric power cable.
As shown in Figure 2, Fig. 2 is the schematic flow sheet of the manufacture method of a kind of waterproof electric power cable of proposing of the present invention.
With reference to Fig. 2, the manufacture method of a kind of waterproof electric power cable that the present invention proposes comprises the steps:
S1, smear waterproof powder coating 2 at the outer surface of conductor 1;
S2, on the basis of S1, extrude successively conductor shield 3, insulating barrier 4 and insulation screen 5 in the periphery of conductor 1;
S3, on the basis of S2, at the surperficial wrapped first semiconductive water blocking tape 6 of insulation screen 5, then at the peripheral wrapped metal screen layer 7 of the first semiconductive water blocking tape 6, then at wrapped the second semiconductive water blocking tape 8 of the outer surface of metal screen layer 7;
S4 on the basis of S3, adopts the double-sided aluminum plastic composite band and extrudes the watertight composition that polyethylene is made vertical pack arrangement at the outer surface of the second semiconductive water blocking tape 8, then at the periphery formed protective sleeve layer 10 of watertight composition, obtains the sub-cable of waterproof;
S5, the sub-cable of many waterproof that above-mentioned S1-S5 is made adopts twisted synthesizing cable technique, and at its outside outer jointing jacket that forms, obtains described waterproof electric power cable.
Waterproof electric power cable according to the said method making; by at least two sub-cables of waterproof be wrapped at least two outer jointing jackets outside the sub-cable of waterproof and form; wherein, the every sub-cable of waterproof comprises successively from the inside to surface conductor 1, spreads upon the outer surface of conductor 1 for waterproof powder coating 2, insulating barrier 4, insulation screen 5, the first semiconductive water blocking tape 6, metal screen layer 7, the second semiconductive water blocking tape 8, watertight composition 9 and the restrictive coating 10 of waterproof.By the reasonable design construction of cable, single sub-cable has good water resistance, thereby so that whole water-proof cable has good water resistance, and the anti-water stability of this waterproof cable is higher.
The above has carried out exemplary description to the present invention by reference to the accompanying drawings; obvious realization of the present invention is not subjected to the restriction of aforesaid way; as long as adopted the method design of invention and the various improvement that technical scheme is carried out; or directly apply to other occasion without improving the design that will invent and technical scheme, all in protection scope of the present invention.
Claims (9)
1. waterproof electric power cable; it is characterized in that; by at least two sub-cables of waterproof be wrapped at least two outer jointing jackets outside the sub-cable of waterproof and form; wherein, the every sub-cable of waterproof comprises successively from the inside to surface conductor (1), spreads upon the outer surface of conductor (1) for waterproof powder coating (2), conductor shield (3), insulating barrier (4), insulation screen (5), the first semiconductive water blocking tape (6), metal screen layer (7), the second semiconductive water blocking tape (8), watertight composition (9) and the restrictive coating (10) of waterproof.
2. waterproof electric power cable according to claim 1 is characterized in that, conductor (1) screen and insulation screen (5) are semiconductive material and make.
3. waterproof electric power cable according to claim 1 is characterized in that, insulating barrier (4) is made for the XLPE material.
4. waterproof electric power cable according to claim 1 is characterized in that, watertight composition (9) is for the double-sided aluminum plastic composite band and extrude the vertical pack arrangement that polyethylene is made.
5. waterproof electric power cable according to claim 1 is characterized in that, restrictive coating (10) adopts PVC or PE material to make.
6. each described waterproof electric power cable is characterized in that according to claim 1-4, and the thickness of the first semiconductive water blocking tape (6) and the second semiconductive water blocking tape (8) is 0.1-0.4mm.
7. each described waterproof electric power cable is characterized in that according to claim 1-4, and the thickness of watertight composition (9) is 0.2-0.4mm.
8. each described waterproof electric power cable is characterized in that according to claim 1-4, and described waterproof electric power cable is formed by four sub-cable twist of waterproof, and the diameter of waterproof electric power cable is 20-30mm.
9. the manufacture method of a waterproof electric power cable is characterized in that, comprises the steps:
S1, smear the waterproof powder coating at the outer surface of conductor;
S2, on the basis of S1, extrude successively conductor shield (3), insulating barrier and insulation screen in the periphery of conductor;
S3, on the basis of S2, at the surperficial wrapped first semiconductive water blocking tape of insulation screen, then at the peripheral wrapped metal screen layer of the first semiconductive water blocking tape, then at wrapped the second semiconductive water blocking tape of the outer surface of metal screen layer;
S4 on the basis of S3, adopts the double-sided aluminum plastic composite band and extrudes the watertight composition that polyethylene is made vertical pack arrangement at the outer surface of the second semiconductive water blocking tape, then at the periphery formed protective sleeve layer of watertight composition, obtains the sub-cable of waterproof;
S5, the sub-cable of many waterproof that above-mentioned S1-S5 is made adopts twisted synthesizing cable technique, and at its outside outer jointing jacket that forms, obtains described waterproof electric power cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210488156XA CN103035337A (en) | 2012-11-26 | 2012-11-26 | Waterproof electric power cable and manufacturing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210488156XA CN103035337A (en) | 2012-11-26 | 2012-11-26 | Waterproof electric power cable and manufacturing method thereof |
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| CN103035337A true CN103035337A (en) | 2013-04-10 |
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| CN201210488156XA Pending CN103035337A (en) | 2012-11-26 | 2012-11-26 | Waterproof electric power cable and manufacturing method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107492409A (en) * | 2017-08-28 | 2017-12-19 | 王迅 | A kind of Insulating A High-Voltage transmission of electricity power cable |
| CN107507672A (en) * | 2016-06-14 | 2017-12-22 | 江苏宝安电缆有限公司 | A kind of high waterproof high-pressure cable |
| CN107993754A (en) * | 2017-10-26 | 2018-05-04 | 联基实业（江西）有限公司 | A kind of anti-EMC flat cables of high-definition multimedia digital data transmission |
| CN108766259A (en) * | 2018-05-20 | 2018-11-06 | 苏州固特斯电子科技有限公司 | A kind of Waterproof LED charactron |
| CN114758848A (en) * | 2022-04-27 | 2022-07-15 | 林烈铿 | Cable manufacturing process |
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| CN2554774Y (en) * | 2002-07-15 | 2003-06-04 | 山东鲁能泰山电缆股份有限公司 | Full water-proof cross-linked cable |
| CN2789891Y (en) * | 2004-11-04 | 2006-06-21 | 远东电缆厂 | Improved rubber insulation water resisting cable |
| CN101071658A (en) * | 2007-05-17 | 2007-11-14 | 上海亚龙工业（集团）有限公司 | Waterproof power cable and its manufacturing method |
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2012
- 2012-11-26 CN CN201210488156XA patent/CN103035337A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2554774Y (en) * | 2002-07-15 | 2003-06-04 | 山东鲁能泰山电缆股份有限公司 | Full water-proof cross-linked cable |
| CN2789891Y (en) * | 2004-11-04 | 2006-06-21 | 远东电缆厂 | Improved rubber insulation water resisting cable |
| CN101071658A (en) * | 2007-05-17 | 2007-11-14 | 上海亚龙工业（集团）有限公司 | Waterproof power cable and its manufacturing method |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107507672A (en) * | 2016-06-14 | 2017-12-22 | 江苏宝安电缆有限公司 | A kind of high waterproof high-pressure cable |
| CN107492409A (en) * | 2017-08-28 | 2017-12-19 | 王迅 | A kind of Insulating A High-Voltage transmission of electricity power cable |
| CN107993754A (en) * | 2017-10-26 | 2018-05-04 | 联基实业（江西）有限公司 | A kind of anti-EMC flat cables of high-definition multimedia digital data transmission |
| CN108766259A (en) * | 2018-05-20 | 2018-11-06 | 苏州固特斯电子科技有限公司 | A kind of Waterproof LED charactron |
| CN114758848A (en) * | 2022-04-27 | 2022-07-15 | 林烈铿 | Cable manufacturing process |
| CN114758848B (en) * | 2022-04-27 | 2024-05-17 | 新疆鑫卓达线缆有限公司 | Cable manufacturing process |
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Application publication date: 20130410 |