CN104282376A - High-anti-interference special cable and manufacturing method thereof - Google Patents
High-anti-interference special cable and manufacturing method thereof Download PDFInfo
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- CN104282376A CN104282376A CN201410505786.2A CN201410505786A CN104282376A CN 104282376 A CN104282376 A CN 104282376A CN 201410505786 A CN201410505786 A CN 201410505786A CN 104282376 A CN104282376 A CN 104282376A
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- braid
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Abstract
The invention relates to the technical field of cables, in particular to a high-anti-interference special cable. The high-anti-interference special cable comprises a conductor and an insulation layer wrapping the conductor. The high-anti-interference special cable further comprises a first shielding layer, a first insulation layer, a second shielding layer, a second insulation layer, a third shielding layer and a third insulation layer, wherein the first shielding layer, the first insulation layer, the second shielding layer, the second insulation layer, the third shielding layer and the third insulation layer are wrapped on the insulation layer sequentially and outwards with the conductor as the center. According to the high-anti-interference special cable, the multiple shielding layers can effectively shield external interference, so that the high-anti-interference special cable is free of interference of connection or disconnection of high-capacity electrical equipment and does not affect the using effect of special equipment or a system when used in the special equipment. Accordingly, the invention further comprises a manufacturing method of the high-anti-interference special cable.
Description
Technical field
The present invention relates to field of cable technology, particularly relate to a kind of high anti-interference special cable and manufacture method thereof.
Background technology
Electric wire has been widely used in the detection etc. of industrial production, communications and transportation, war industry equipment and military equipment, space, ocean, and main application is divided into three major types: electric power system, the information transmission system and plant equipment and instrument system; The electric wire product that wherein electric power system adopts mainly contains aerial bare electric wire, bus-bar, branch cable, electromagnetic wire and power equipment electrical equipment electric wire etc.; Electric wire for the information transmission system mainly contains local cable, camera cable, electronic cable, radio frequency cable, fiber optic cable, data cable, electromagnetic wire, power communication or other composite cables etc.; And in plant equipment, instrument system except aerial bare electric wire almost other all products all have application, mainly concentrate on power cable, electromagnetic wire, data cable, instrument and meter cable etc.Except electric power conveying, in the control etc. of electric signal transmission and equipment, the electric wire of application all needs the interference that electric field, magnetic field are come to external world to shield, to ensure the real-time that signal transmits and accuracy.The general only coated metal screen outside the insulating barrier of cable of existing anti-tampering cable, can meet the interference in the external electrical field in wired signal transmission engineering, magnetic field; But this kind of common anti-tampering cable application is in some special equipments, particularly have large-capacity electrical apparatus drop into or excision affect time, its jamproof function complete failure, larger error can be produced to equipment application, the requirement of system conditions and accident conditions can not be met completely.
Therefore, a kind of high anti-interference special cable of existing urgent need and manufacture method thereof solve above problem.
Summary of the invention
For above-mentioned the deficiencies in the prior art, the object of the present invention is to provide the anti-interference special cable of a kind of height, the shield effectiveness of this kind of cable is good, solve at present when special equipment normally runs, the problem be easily disturbed when large-capacity electrical apparatus drops into or excise, avoids system unstable, and under realizing accident conditions, pressure bearing and seal designs, under accident conditions, ensure its availability, the requirement of existing special equipment or system conditions and accident conditions can be met.
To achieve these goals, technical scheme of the present invention is as follows:
A kind of high anti-interference special cable, comprise the insulating barrier of conductor and coated described conductor, also comprise centered by described conductor, be outwards coated on described insulating barrier successively the first screen, the first insulating barrier, secondary shielding layer, the second insulating barrier, the 3rd screen, the 3rd insulating barrier, wherein said first screen is arranged between described insulating barrier and described first insulating barrier, described secondary shielding layer is arranged between described first insulating barrier and described second insulating barrier, and described 3rd screen is arranged between described second insulating barrier and described 3rd insulating barrier.
Preferably, described first screen is double-level-metal screen, comprise braid and the first outer braid in first, and described first outer braid is coated on braid in described first.Particularly, in described first, braid is tinned wird braid, and described first outer braid is the structure sheaf after tinned wird braid wicking.
Preferably, described secondary shielding layer is double-level-metal screen, comprise braid and the second outer braid in second, and described second outer braid is coated on braid in described second.Particularly, in described second, braid is tinned wird braid, and described second outer braid is the structure sheaf after tinned wird braid wicking.
Preferably, described 3rd screen is double-level-metal screen, comprise braid and the 3rd outer braid in the 3rd, and described 3rd outer braid is coated on braid in the described 3rd.Particularly, in the described 3rd, braid is tinned wird braid, and described 3rd outer braid is the structure sheaf after tinned wird braid wicking.
Particularly, described first insulating barrier, described second insulating barrier and described 3rd insulating barrier are polytetrafluoroethylmaterial material and make, and described conductor is silver-plated oxygen-free copper flexible cord.
Preferably, also comprise the external sheath layer being coated on described 3rd insulating barrier, described overcoat sheath is fluororubber layer, mainly to its protective effect of cable, and simultaneously can antistatic.
Manufacture a method for high anti-interference special cable, comprise the following steps:
There is provided a conductor, at described conductor outer cladding insulating barrier to form heart yearn;
After described heart yearn outer cladding first screen first time wicking, coated first insulating barrier in outside after first time wicking subsequently;
At described first insulating barrier outer cladding secondary shielding layer second time wicking afterwards, subsequently coated second insulating barrier in outside after second time wicking;
Described second insulating barrier outer cladding secondary shielding layer afterwards third time wicking, subsequently again third time wicking after outside coated 3rd insulating barrier.
Preferably, described 3rd insulating barrier outer cladding external sheath layer is also included in.
The invention provides satisfied extraordinary power set or system service requirement high reliability, high anti-interference special cable under nominal situation and accident conditions.
Accompanying drawing explanation
The structural representation of Fig. 1, the high anti-interference special cable of the present invention;
The schematic cross-section of Fig. 2, the high anti-interference special cable of the present invention;
Fig. 3, the present invention manufacture the flow chart of the method for high anti-interference special cable;
Illustrate: conductor-0, insulating barrier-1, the first screen-2, braid-21, the first outer braid-22, the first insulating barrier-3 in first, the outer braid-42 of braid-41, the second in secondary shielding layer-4, the second, second insulating barrier-5,3rd screen-6, braid-61 in the 3rd, the 3rd outer braid-62,3rd insulating barrier-7, external sheath layer-8.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in further detail.
See Fig. 1, 2, a kind of high anti-interference special cable, comprise conductor 0, the insulating barrier 1 of coating conductor 0 and the screen of coated insulation layer 1, wherein screen comprises the first screen 2 being outwards coated on insulating barrier 1 centered by conductor 0 successively, first insulating barrier 3, secondary shielding layer 4, second insulating barrier 5, 3rd screen 6, 3rd insulating barrier 7, wherein the first screen 2 is arranged between insulating barrier 1 and the first insulating barrier 3, secondary shielding layer 4 is arranged between the first insulating barrier 3 and the second insulating barrier 5, 3rd screen 6 is arranged between the second insulating barrier 5 and the 3rd insulating barrier 7.
Wherein the first screen 2 is double-level-metal screen, comprise braid 21 and the first outer braid 22 in first, and the first outer braid 22 is coated on braid 21 in first, particularly, in first, braid 21 is tinned wird braid, and the first outer braid 22 is the structure sheaf after tinned wird braid wicking; Secondary shielding layer 4 is double-level-metal screen, comprise braid 41 and the second outer braid 42 in second, and the second outer braid 42 is coated on braid 41 in second, particularly, in second, braid 41 is tinned wird braid, and the second outer braid 42 is the structure sheaf after tinned wird braid wicking; 3rd screen 6 is double-level-metal screen, comprise braid 61 and the 3rd outer braid 62 in the 3rd, and the 3rd outer braid 62 is coated on braid 61 in the 3rd, particularly, in 3rd, braid 61 is tinned wird braid, and the 3rd outer braid 62 is the structure sheaf after tinned wird braid wicking.First insulating barrier 3, second insulating barrier 5 and the 3rd insulating barrier 7 are polytetrafluoroethylmaterial material and make, and conductor 0 is silver-plated oxygen-free copper flexible cord.
This high anti-interference special cable also comprises the external sheath layer 8 being coated on the 3rd insulating barrier 7, and overcoat sheath 8 is fluororubber layer.
Manufacture a method for high anti-interference special cable, specifically comprise the following steps:
S01 provides a conductor 0, at conductor 0 outer cladding insulating barrier 1 to form heart yearn;
S02 is at heart yearn outer cladding first screen 2 wicking of rear first time, be specially braid 21 in heart yearn outer cladding first, subsequently the first outer braid 22 to be coated in first on braid 21, subsequently by the cable of this coated first outer braid 22 first time wicking, after the first outer braid 22 surface cure in outside coated first insulating barrier 3;
S03 is second time wicking after the first insulating barrier 3 outer cladding secondary shielding layer 4, be specially braid 41 in the first insulating barrier 3 outer cladding second, subsequently the second outer braid 42 to be coated in second on braid 41, then, this is coated with the second outer braid 42 cable second time wicking, after the second outer braid 42 surface cure in outside coated second insulating barrier 5;
S04 is at the second insulating barrier 5 outer cladding the 3rd screen 6 wicking of rear third time, be specially braid 61 in the second insulating barrier 5 outer cladding the 3rd, subsequently the 3rd outer braid 62 to be coated in the 3rd on braid 61, then, this is coated with the 3rd outer braid 62 cable third time wicking, after the 3rd outer braid 62 surface cure in outside coated 3rd insulating barrier 7;
S05 is at the 3rd insulating barrier 7 outer cladding external sheath layer 8.
Wherein, insulating barrier 1 mainly adopts Teflon foaming materials to obtain, and its foam process is foam degrees 40%, and electric capacity 75pF/m stablizes and uniform foam cell; First screen 2, secondary shielding layer 4 and the 3rd screen 6 are double-level-metal screen, and employing tinned wird is braided material, and outer field metal screen layer wicking, make shield effectiveness reach more than 80dB; Coated insulation layer on screen, the first insulating barrier 3, second insulating barrier 5 wherein and the 3rd insulating barrier 7 all adopt polytetrafluoroethylmaterial material to obtain, it can play the function of waterproof, the problem that the water proofing property that solution insulating barrier 1 causes because of foam degrees 40% is not good, prevents from entering in cable use procedure moisture; External sheath layer 8 adopts fluorubber material to obtain, and main rising is protected and anti-static electrification.
The performance index of cable detect as follows:
Electrical performance indexes is impedance 50 Ω, and heart yearn D.C. resistance is 24 Ω/km, and insulation resistance is 10
13Ω m, cable capacitance amount is 75pF/m, and screening effectiveness can reach 80dB;
Minimum bending radius when mechanical performance index is cable laying is 60mm, and tension force is 600N;
In the normal environmental condition used, temperature 0 ~ 90 DEG C, relative humidity 93% (temperature 605 DEG C), resistance to y irradiation 10
7(Gy);
Environmental condition under accident conditions, temperature 170 DEG C, relative humidity 100%, pressure 2Mpa, normally uses, at the insulation resistance 10 of 30min inner cable
13Ω m, at the insulation resistance 10 of 96h inner cable
12Ω m, meets the requirement of special equipment.
Above-described embodiment, just preferred embodiment of the present invention, is not used for limiting the scope of the present invention, therefore all equivalences done with the structure described in the claims in the present invention, feature and principle change or modify, and all should be included within the claims in the present invention scope.
Claims (10)
1. one kind high anti-interference special cable, comprise the insulating barrier of conductor and coated described conductor, it is characterized in that: also comprise the first screen being outwards coated on described insulating barrier centered by described conductor successively, first insulating barrier, secondary shielding layer, second insulating barrier, 3rd screen, 3rd insulating barrier, wherein said first screen is arranged between described insulating barrier and described first insulating barrier, described secondary shielding layer is arranged between described first insulating barrier and described second insulating barrier, described 3rd screen is arranged between described second insulating barrier and described 3rd insulating barrier.
2. the anti-interference special cable of height according to claim 1, is characterized in that: described first screen is double-level-metal screen, comprise braid and the first outer braid in first, and described first outer braid is coated on braid in described first.
3. high interference rejection characteristics cable according to claim 2, is characterized in that: in described first, braid is tinned wird braid, and described first outer braid is the structure sheaf after tinned wird braid wicking.
4. the anti-interference special cable of height according to claim 1, is characterized in that: described secondary shielding layer is double-level-metal screen, comprise braid and the second outer braid in second, and described second outer braid is coated on braid in described second.
5. high interference rejection characteristics cable according to claim 4, is characterized in that: in described second, braid is tinned wird braid, and described second outer braid is the structure sheaf after tinned wird braid wicking.
6. the anti-interference special cable of height according to claim 1, is characterized in that: described 3rd screen is double-level-metal screen, comprise braid and the 3rd outer braid in the 3rd, and described 3rd outer braid is coated on braid in the described 3rd.
7. high interference rejection characteristics cable according to claim 6, is characterized in that: in the described 3rd, braid is tinned wird braid, and described 3rd outer braid is the structure sheaf after tinned wird braid wicking.
8. the anti-interference special cable of height according to claim 1, is characterized in that: described first insulating barrier, described second insulating barrier and described 3rd insulating barrier are polytetrafluoroethylmaterial material and make.
9. the anti-interference special cable of height according to claim 1, is characterized in that: also comprise the external sheath layer being coated on described 3rd insulating barrier, and described overcoat sheath is fluororubber layer.
10. manufacture a method for high anti-interference special cable, it is characterized in that, comprise the following steps:
There is provided a conductor, at described conductor outer cladding insulating barrier to form heart yearn;
After described heart yearn outer cladding first screen first time wicking, coated first insulating barrier in outside after first time wicking subsequently;
At described first insulating barrier outer cladding secondary shielding layer second time wicking afterwards, subsequently coated second insulating barrier in outside after second time wicking;
Described second insulating barrier outer cladding secondary shielding layer afterwards third time wicking, subsequently again third time wicking after outside coated 3rd insulating barrier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410505786.2A CN104282376A (en) | 2014-09-26 | 2014-09-26 | High-anti-interference special cable and manufacturing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410505786.2A CN104282376A (en) | 2014-09-26 | 2014-09-26 | High-anti-interference special cable and manufacturing method thereof |
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| CN104282376A true CN104282376A (en) | 2015-01-14 |
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| CN201410505786.2A Pending CN104282376A (en) | 2014-09-26 | 2014-09-26 | High-anti-interference special cable and manufacturing method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105355271A (en) * | 2015-11-10 | 2016-02-24 | 芜湖航天特种电缆厂股份有限公司 | High-performance mixed braided sleeve |
| CN106328264A (en) * | 2015-07-08 | 2017-01-11 | 湖北宇洪光电实业有限公司 | Bundled signal cable for 4G communication base station and cable core insulating layer pushing method of bundled signal cable |
| CN110675685A (en) * | 2019-09-29 | 2020-01-10 | 张华平 | Industrial and commercial management professional training system based on block chain |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060021786A1 (en) * | 2004-07-30 | 2006-02-02 | Ulectra Corporation | Integrated power and data insulated electrical cable having a metallic outer jacket |
| JP2007188738A (en) * | 2006-01-13 | 2007-07-26 | Sumitomo Electric Ind Ltd | Multicore cable |
| CN200969252Y (en) * | 2006-11-21 | 2007-10-31 | 谢榕辉 | Fluorine foaming coaxial cable |
| CN201281982Y (en) * | 2008-10-20 | 2009-07-29 | 南京全信传输科技股份有限公司 | Data bus cable |
| CN102074286A (en) * | 2010-12-29 | 2011-05-25 | 金坛市金鹿电缆材料有限公司 | Triple shielding flame retardant type nuclear power data cable |
| CN103354120A (en) * | 2013-06-30 | 2013-10-16 | 安徽春辉仪表线缆集团有限公司 | Ultra-shielding electric wire and cable |
| CN203366796U (en) * | 2013-06-09 | 2013-12-25 | 深圳市穗榕同轴电缆科技有限公司 | Low loss coaxial cable |
| CN103854772A (en) * | 2014-02-24 | 2014-06-11 | 安徽华联电缆集团有限公司 | Special power cable for high-shielding nuclear power plant |
| CN204143919U (en) * | 2014-09-26 | 2015-02-04 | 东莞市日新传导科技股份有限公司 | A kind of high anti-interference special cable |
-
2014
- 2014-09-26 CN CN201410505786.2A patent/CN104282376A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060021786A1 (en) * | 2004-07-30 | 2006-02-02 | Ulectra Corporation | Integrated power and data insulated electrical cable having a metallic outer jacket |
| JP2007188738A (en) * | 2006-01-13 | 2007-07-26 | Sumitomo Electric Ind Ltd | Multicore cable |
| CN200969252Y (en) * | 2006-11-21 | 2007-10-31 | 谢榕辉 | Fluorine foaming coaxial cable |
| CN201281982Y (en) * | 2008-10-20 | 2009-07-29 | 南京全信传输科技股份有限公司 | Data bus cable |
| CN102074286A (en) * | 2010-12-29 | 2011-05-25 | 金坛市金鹿电缆材料有限公司 | Triple shielding flame retardant type nuclear power data cable |
| CN203366796U (en) * | 2013-06-09 | 2013-12-25 | 深圳市穗榕同轴电缆科技有限公司 | Low loss coaxial cable |
| CN103354120A (en) * | 2013-06-30 | 2013-10-16 | 安徽春辉仪表线缆集团有限公司 | Ultra-shielding electric wire and cable |
| CN103854772A (en) * | 2014-02-24 | 2014-06-11 | 安徽华联电缆集团有限公司 | Special power cable for high-shielding nuclear power plant |
| CN204143919U (en) * | 2014-09-26 | 2015-02-04 | 东莞市日新传导科技股份有限公司 | A kind of high anti-interference special cable |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106328264A (en) * | 2015-07-08 | 2017-01-11 | 湖北宇洪光电实业有限公司 | Bundled signal cable for 4G communication base station and cable core insulating layer pushing method of bundled signal cable |
| CN105355271A (en) * | 2015-11-10 | 2016-02-24 | 芜湖航天特种电缆厂股份有限公司 | High-performance mixed braided sleeve |
| CN105355271B (en) * | 2015-11-10 | 2017-06-30 | 芜湖航天特种电缆厂股份有限公司 | High-performance mixed weaving set |
| CN110675685A (en) * | 2019-09-29 | 2020-01-10 | 张华平 | Industrial and commercial management professional training system based on block chain |
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Application publication date: 20150114 |
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