CN102646472A - Special transmission cable for field and preparation process thereof - Google Patents
Special transmission cable for field and preparation process thereof Download PDFInfo
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- CN102646472A CN102646472A CN2012101385924A CN201210138592A CN102646472A CN 102646472 A CN102646472 A CN 102646472A CN 2012101385924 A CN2012101385924 A CN 2012101385924A CN 201210138592 A CN201210138592 A CN 201210138592A CN 102646472 A CN102646472 A CN 102646472A
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Abstract
The invention relates to a special transmission cable for field. An insulating layer is arranged at the periphery of a conductor, and a sheath layer is arranged at the periphery of the insulating layer; a total shielding layer is arranged at the periphery of the insulating layer, and the sheath layer is arranged at the periphery of the total shielding layer; and the periphery of the insulating layer also can be provided with a separated shielding layer, the total shielding layer is arranged at the periphery of the separated shielding layer, and the sheath layer is arranged at the periphery of the total shielding layer. The special transmission cable has the advantages that fluorinated ethylene propylene (FEP) is adopted for insulation, and the temperature resistant range is 65 DEG C below zero-200 DEG C; soft thermoplastic elastomer (TPE) is adopted as a sheath, the temperature resistant range is 55 DEG C below zero-105 DEG C, and the temperature resistant range of a product is55 DEG C below zero-105 DEG C; soft-structure conductors are adopted as conductors, thin-wall extrusion is adopted by the insulation, so that the structure size of the cable is reduced; the soft thermoplastic elastomer (TPE) is adopted by the sheath layer, so that the softness of the product cable is improved; a structural scheme with total shielding or addition of separated shielding and total shielding is adopted for the shielding, so that the electromagnetic interference is prevented; and the requirements such as wear resistance, salt fog prevention, moist heat prevention and mould prevention under the special environment condition in the field can be met.
Description
Technical field
The present invention is open-air with extraordinary transmission cable and preparation technology thereof; Product can be applicable to the signal transmission of equipment under the open-air special environment condition; Serviceability temperature wide ranges (55 ℃～+ 105 ℃); Under low temperature environment, can keep flexibility preferably, can satisfy anti-salt fog under the open-air special environment condition, prevent requirements such as damp and hot, mould proof, anti-interference.
Background technology
On the basis with reference to national military standard GJB 773A-2000 " Aero-Space are with fluoropolymer insulated wire cable general specification " and GB/T 11327-1999 " polyvinyl chloride insulation pvc sheath low-frequency communication cable electric wire ", mainly increased the product correlated performance under the particular surroundings in the open air: 1. high-low temperature resistant; 2. soft; 3. anti-salt fog, anti-damp and hot, mould proof; Performance such as 4. anti-interference is formulated according to user's specific (special) requirements, takes into full account its applicability and fail safe, through the sample verification experimental verification designed rationality and reliability.
Summary of the invention
The present invention proposes a kind of open-air with extraordinary transmission cable and preparation technology thereof; Its purpose is intended to increase the product correlated performance under the particular surroundings in the open air: high-low temperature resistant, softness, anti-salt fog, performance such as anti-damp and hot, mould proof, anti-interference are applicable to the signal transmission of equipment under the open-air special environment condition.
Technical solution of the present invention: its structure comprises conductor, insulating barrier, restrictive coating, and wherein the periphery of conductor is an insulating barrier, and the periphery of insulating barrier is a restrictive coating.
The periphery of described insulating barrier can be total screen, and the periphery of total screen is a restrictive coating.
The periphery of described insulating barrier can also be a sub-shield, and the periphery of sub-shield is total screen, and the periphery of total screen is a restrictive coating.
Open-air preparation technology with extraordinary transmission cable:
With restrainting the stranded zinc-plated round copper stranded conductor of winch as soft junction structure conductor;
Extrude perfluoroethylene-propylene FEP material as insulating barrier with high temperature (300 ℃～380 ℃ of processing temperature scopes) extruder thin-walled; The insulation resistance of insulated wire cores be not less than 1.5 * 10
3M Ω km;
It is right as holding wire with pair twister two insulated core back twists to be twisted into twisted pair wire;
Externally weave zinc-plated circular copper wire as sub-shield (when needing to divide shielding) with braiding machine at holding wire;
With cabler many to holding wire to or the band sub-shield holding wire strand stranding together, tighten with band;
After the stranding operation, weave zinc-plated circular copper wire as total screen with braiding machine;
With normal temperature extruder equipment extruded thermoplastic soft elastomer (TPE) sheath.
The present invention has the following advantages: 1) high-low temperature resistant: perfluoroethylene-propylene FEP is adopted in insulation, temperature resistant range-65 ℃～200 ℃; Sheath adopts soft thermoplastic elastomer (TPE) TPE, temperature resistant range-55 ℃～105 ℃; Make product have the temperature resistant range-55 ℃ of broad～105 ℃, high and low temperature resistance preferably; 2) flexibility: conductor has adopted soft junction structure conductor, and insulation adopts thin-walled to extrude the physical dimension that has reduced cable, and restrictive coating adopts soft thermoplastic elastomer (TPE) TPE, can improve the flexibility of product cable on the whole; Cable can keep flexibility preferably under low temperature environment simultaneously; 3) anti-interference: total shielding is adopted in shielding, or divides shielding totalling shielding construction scheme, and is inner and from the electromagnetic interference of external environment condition to prevent cable; Guarantee the stability of signal transmission; 4) environmental resistance of excellence: can satisfy wear-resisting under the open-air special environment condition, fire-retardant, anti-salt fog, prevent requirements such as damp and hot, mould proof.
Description of drawings
Accompanying drawing 1 is not to be with the structural representation of the field of a minute shielding, total shielding with extraordinary transmission cable.
Accompanying drawing 2 is not to be with the structural representation of the field of total shielding with extraordinary transmission cable.
Accompanying drawing 3 is open-air structural representations with extraordinary transmission cable.
Among the figure 1 is conductor; The 2nd, insulating barrier; The 3rd, sub-shield; The 4th, total screen; The 5th, restrictive coating.
Embodiment
Described soft junction structure conductor 1 is with the bundle winch zinc-plated circular copper wire twisted wire to be twisted together.
Described insulating barrier 2 is perfluoroethylene-propylene (FEP) materials of extruding with high temperature extruder thin-walled.
Described sub-shield 3 is the zinc-plated circular copper wires with the braiding machine braiding.
Described total screen 4 is to weave zinc-plated circular copper wire with braiding machine.
Described restrictive coating 5 is to extrude soft thermoplastic elastomer (TPE) TPE with the cable extrusion equipment.
Concrete preparation technology:
With restrainting the stranded zinc-plated round copper stranded conductor of winch as soft junction structure conductor;
Extrude perfluoroethylene-propylene FEP material as insulating barrier with high temperature (300 ℃～380 ℃ of processing temperature scopes) extruder thin-walled; The insulation resistance of insulated wire cores be not less than 1.5 * 10
3M Ω km;
It is right as holding wire with pair twister two insulated core back twists to be twisted into twisted pair wire;
Externally weave zinc-plated circular copper wire as sub-shield (when needing to divide shielding) with braiding machine at holding wire;
With cabler many to holding wire to or the band sub-shield holding wire strand stranding together, tighten with band;
After the stranding operation, weave zinc-plated circular copper wire as total screen with braiding machine;
With normal temperature extruder equipment extruded thermoplastic soft elastomer (TPE) sheath.
Conductor adopts zinc-plated circular copper wire twisted wire soft junction structure conductor, has improved the flexibility of conductor and cable.Insulating barrier adopts perfluoroethylene-propylene FEP material, and insulating exruded thin thickness under the prerequisite that does not influence electric property and mechanical performance, has reduced the overall dimension and the weight of cable, has high-low temperature resistant and other environmental resistance preferably simultaneously; Total shielding is adopted in shielding, or divides shielding totalling shielding construction, adopts zinc-plated round copper wire braiding, and is inner and from the electromagnetic interference of external environment condition to prevent cable; Sheath material adopts TPE soft elastomer material, makes cable under cryogenic conditions, have flexibility preferably, can satisfy wear-resisting under the open-air special environment condition, fire-retardant, anti-salt fog, prevent requirements such as damp and hot, mould proof.
Claims (2)
1. extraordinary transmission cable is used in the field, and the periphery that it is characterized in that conductor is an insulating barrier, and the periphery of insulating barrier is a restrictive coating;
The periphery of described insulating barrier can be total screen, and the periphery of total screen is a restrictive coating;
The periphery of described insulating barrier can also be a sub-shield, and the periphery of sub-shield is total screen, and the periphery of total screen is a restrictive coating.
2. open-air preparation technology according to claim 1 with extraordinary transmission cable:
With restrainting the stranded zinc-plated round copper stranded conductor of winch as soft junction structure conductor;
Extrude perfluoroethylene-propylene FEP material as insulating barrier with 300 ℃～380 ℃ extruder thin-walleds of high temperature; The insulation resistance of insulated wire cores is not less than 1.5 * 10
3M Ω km;
It is right as holding wire with pair twister two insulated core back twists to be twisted into twisted pair wire;
Externally weaving zinc-plated circular copper wire as sub-shield with braiding machine at holding wire, is to need to divide when shielding;
With cabler many to holding wire to or the band sub-shield holding wire strand stranding together, tighten with band;
After the stranding operation, weave zinc-plated circular copper wire as total screen with braiding machine;
With normal temperature extruder equipment extruded thermoplastic soft elastomer (TPE) restrictive coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101385924A CN102646472A (en) | 2012-05-08 | 2012-05-08 | Special transmission cable for field and preparation process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101385924A CN102646472A (en) | 2012-05-08 | 2012-05-08 | Special transmission cable for field and preparation process thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102646472A true CN102646472A (en) | 2012-08-22 |
Family
ID=46659248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101385924A Pending CN102646472A (en) | 2012-05-08 | 2012-05-08 | Special transmission cable for field and preparation process thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102646472A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103345969A (en) * | 2013-06-24 | 2013-10-09 | 南京全信传输科技股份有限公司 | Nuclear electromagnetic pulse resisting cable and manufacturing process thereof |
| CN104240850A (en) * | 2014-10-21 | 2014-12-24 | 广东中德电缆有限公司 | Production method for high-performance data cable |
| CN105185465A (en) * | 2015-10-12 | 2015-12-23 | 中国电子科技集团公司第二十三研究所 | Avionic full-duplex Ethernet communication cable and manufacture method thereof |
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| CN200972806Y (en) * | 2006-09-29 | 2007-11-07 | 南京全信传输科技有限公司 | Special super five-type cable for aviation |
| CN201608000U (en) * | 2010-03-17 | 2010-10-13 | 安徽华星电缆集团有限公司 | Computer and instrument cable |
| CN201741470U (en) * | 2010-06-30 | 2011-02-09 | 安徽虹都电缆集团有限公司 | High-temperature-resistant anticorrosion computer shielded cable |
| CN201758031U (en) * | 2010-07-21 | 2011-03-09 | 安徽蒙特尔电缆集团有限公司 | Silicon rubber insulated intrinsically safe system instrument cable |
| CN201956105U (en) * | 2011-03-15 | 2011-08-31 | 江苏赛德电气有限公司 | Halogen-free low-smoke flame-retardant wear-resisting computer flexible cable |
| CN202003724U (en) * | 2011-03-28 | 2011-10-05 | 安徽德力电热电缆有限公司 | Anti-torsion flexible cable for wind-driven generation |
| CN202025563U (en) * | 2011-05-03 | 2011-11-02 | 扬州市金鑫电缆有限公司 | Flame retardation computer cable for coal mine |
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2012
- 2012-05-08 CN CN2012101385924A patent/CN102646472A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200972806Y (en) * | 2006-09-29 | 2007-11-07 | 南京全信传输科技有限公司 | Special super five-type cable for aviation |
| CN201608000U (en) * | 2010-03-17 | 2010-10-13 | 安徽华星电缆集团有限公司 | Computer and instrument cable |
| CN201741470U (en) * | 2010-06-30 | 2011-02-09 | 安徽虹都电缆集团有限公司 | High-temperature-resistant anticorrosion computer shielded cable |
| CN201758031U (en) * | 2010-07-21 | 2011-03-09 | 安徽蒙特尔电缆集团有限公司 | Silicon rubber insulated intrinsically safe system instrument cable |
| CN201956105U (en) * | 2011-03-15 | 2011-08-31 | 江苏赛德电气有限公司 | Halogen-free low-smoke flame-retardant wear-resisting computer flexible cable |
| CN202003724U (en) * | 2011-03-28 | 2011-10-05 | 安徽德力电热电缆有限公司 | Anti-torsion flexible cable for wind-driven generation |
| CN202025563U (en) * | 2011-05-03 | 2011-11-02 | 扬州市金鑫电缆有限公司 | Flame retardation computer cable for coal mine |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103345969A (en) * | 2013-06-24 | 2013-10-09 | 南京全信传输科技股份有限公司 | Nuclear electromagnetic pulse resisting cable and manufacturing process thereof |
| CN103345969B (en) * | 2013-06-24 | 2015-07-08 | 南京全信传输科技股份有限公司 | Nuclear electromagnetic pulse resisting cable and manufacturing process thereof |
| CN104240850A (en) * | 2014-10-21 | 2014-12-24 | 广东中德电缆有限公司 | Production method for high-performance data cable |
| CN105185465A (en) * | 2015-10-12 | 2015-12-23 | 中国电子科技集团公司第二十三研究所 | Avionic full-duplex Ethernet communication cable and manufacture method thereof |
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Application publication date: 20120822 |