CN103871550A - Cable used for high-strength and ultra-light type data bus - Google Patents
Cable used for high-strength and ultra-light type data bus Download PDFInfo
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- CN103871550A CN103871550A CN201210534252.3A CN201210534252A CN103871550A CN 103871550 A CN103871550 A CN 103871550A CN 201210534252 A CN201210534252 A CN 201210534252A CN 103871550 A CN103871550 A CN 103871550A
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Abstract
The invention provides a cable used for a high-strength and ultra-light type data bus, and relates to the technical field of cables. The cable comprises conductors (1), insulating layers (2), filling cores (3), a shielding layer (4), a sheath (5) and a reinforcing layer (6). The external surfaces of the two conductors (1) are provided with the insulating layers (2). The two sides of the two conductors (1) are provided with the filling cores (3). The shielding layer (4) is arranged on the external side of the two conductors (1) and the two filling cores (3). The external surface of the shielding layer (4) is provided with the sheath (5). The external surface of the sheath (5) is provided with the reinforcing layer (6). Weight of the cable is effectively reduced so that the cable has characteristics of being great in mechanical strength, flame-retardant, wear-resistant, high-temperature and low-temperature resistant, radiation-resistant, chemical-corrosion-resistant, small in external diameter, light in weight, etc., and thus welding, pressure-connecting and anti-tension strength of the cable in the use process is greatly enhanced.
Description
Technical field
The present invention relates to cable technology field, be specifically related to a kind of high strength microlight-type HTXF/1553B cable for data bus.
Background technology
MIL-STD-1553B has developed into superior, internationally recognized data bus protocol, such data/address bus by global employing at air force, naval, ground force's fit on, be mainly used on tank, steamer, guided missile, artificial satellite, international space station.The features such as this cable of such bus request should have high temperature resistant, resistance to high energy electron ray radiation, external diameter is little, lightweight, mechanical performance is excellent, environmental resistance is splendid.The 1553B data/address bus external diameter of current domestic use is large, Heavy Weight.
Summary of the invention
The object of this invention is to provide kind of a high strength microlight-type cable for data bus, it has effectively alleviated own wt, there is the characteristics such as good mechanical strength, fire-retardant, wear-resisting, high-low temperature resistant, radiation hardness, resistance to chemical attack, external diameter be little, lightweight, greatly improved the intensity of in use welding of cable, crimping and tension.
In order to solve the existing problem of background technology, the present invention adopts following technical scheme: it comprises conductor 1, insulating barrier 2, filled core 3, screen 4, sheath 5, reinforced layer 6, the outer surface of two conductors 1 is provided with insulating barrier 2, the both sides of two conductors 1 are provided with filled core 3, screen 4 is arranged on the outside of two conductors 1 and two filled cores 3, the outer surface of screen 4 is provided with sheath 5, and the outer surface of sheath 5 is provided with reinforced layer 6.
Described conductor 1 adopts the silver-plated copper-alloy stranded conductor of superhigh intensity.
Described insulating barrier 2, filled core 3 and sheath 5 all adopt crosslinked ethene-tetrafluoroethylene copolymer, approximately 1.75～1.78g/cm of this density of material
3.
Described insulating barrier 2 and sheath 5 employings melt extrude mode and extrude, and filled core adopts foaming expressing technique to extrude; Insulation, filled core and sheath all need through high-energy electron accelerator cross-linking radiation.
Described screen 4 adopts individual layer or double-deck combination, zinc-plated/silver-plated copper lenticular wire braid shielded.
Described reinforced layer 6 adopts the braiding of superhigh intensity aramid fiber material to form.
The present invention realizes cable MIL-STD-1553B data bus performance: by 65 DEG C ± 5 DEG C of ﹣, 4h low temperature bend test; 300 DEG C ± 5 DEG C, 7h degree of cross linking demonstration test; Characteristic impedance (1MHz) 77 ± 5 Ω; Electric capacity (1MHz)≤98pF/m; Decay (1MHz)≤4.59dB/100m; Transfger impedance (1MHz)≤100M Ω/m.
Of the present invention having the following advantages:
One, conductor adopts high strength silver-plated copper alloy stranded conductor, has improved the mechanical strength of cable conductor, thereby has greatly improved the intensity of in use welding of cable, crimping and tension;
Two, insulating barrier and sheath material adopt cross-linked ethylene-tetrafluoroethene, after high-energy electron irradiation, make material be transformed into cross-linked structure by linear structure, make cable there is the characteristics such as good mechanical strength, fire-retardant, wear-resisting, high-low temperature resistant, radiation hardness, resistance to chemical attack, external diameter be little, lightweight;
Three, filled core adopts cross-linked ethylene-tetrafluoroethene material, through foaming extrusion way, meeting on the basis of filling requirement, effectively alleviates own wt, realizes HTXF/1553B loss of weight and reaches 1.1kg/km;
Four, shielding adopts individual layer or double-deck combination, and zinc-plated/silver-plated copper lenticular wire braid shielded, is improving on the basis of shield effectiveness, and shielding thickness reduces 0.8mm, single-layer shield structure weight reduction 5.5 kg/km, double-layer shielding structure weight reduction 11.7kg/km.
Five, reinforced layer adopts the braiding of superhigh intensity aramid fiber material to form, have lightweight, intensity is high, can realize that tension, the cutting of wear-resisting, the resistance to edge of a knife, resistance to pricking object scratch or pierce through etc.
Six, entirety can alleviate single-layer shield structure and alleviate 6.2kg/km; Double-layer shielding structure alleviates 12.5kg/km; Reach MIL-STD-1553B and wear-resisting, tension, the cutting of the resistance to edge of a knife simultaneously, resistance to pricking object scratches or pierces through usefulness.
Brief description of the drawings:
Fig. 1 is structural representation of the present invention,
Fig. 2 is the structural representation in embodiment two.
Embodiment:
Embodiment one: referring to Fig. 1, this embodiment adopts following technical scheme: it comprises conductor 1, insulating barrier 2, filled core 3, screen 4, sheath 5, reinforced layer 6, the outer surface of two conductors 1 is provided with insulating barrier 2, the both sides of two conductors 1 are provided with filled core 3, screen 4 is arranged on the outside of two conductors 1 and two filled cores 3, the outer surface of screen 4 is provided with sheath 5, and the outer surface of sheath 5 is provided with reinforced layer 6.
Described conductor 1 adopts 19 0.127 ± 0.004mm high strength silver-plated copper alloy filaments, presses stranded forming by concentric type back twist.
Described insulating barrier 2 adopts X-ETFE material by after single screw extrusion machine high-temperature fusion, adopts tubular molding tool to be extruded in outside conductor 1, and cooling forming makes by high-energy electron beam irradiation is crosslinked, forms insulated wire cores by conductor 1 and insulating barrier 2.
Described filled core 3 adopts X-ETFE material by after single screw extrusion machine high-temperature fusion, inject after high pressure nitrogen foaming homogenizing, adopt solid core rod to extrude stretching cooling forming, make by high-energy electron beam irradiation is crosslinked, adopt the stranded mode of the full back twist of permanent tension force to twist together two insulated wire cores and two filled cores, form a cable core.
Described screen 4 adopts zinc-plated/silver-plated flat copper wire material, outside cable core, presses and forms by interlacing and through shaping mould.
Described sheath 5 adopts X-ETFE material by after single screw extrusion machine high-temperature fusion, adopts tubular molding tool to be extruded in outside screen 4, and cooling forming makes by high-energy electron beam irradiation is crosslinked.
Described reinforced layer 6 adopts superhigh intensity aramid fiber material, is merged into after thigh through several fibers, forms by band pre-tightening tension interlacing.
This embodiment realizes cable MIL-STD-1553B data bus performance: by 65 DEG C ± 5 DEG C of ﹣, 4h low temperature bend test; 300 DEG C ± 5 DEG C, 7h degree of cross linking demonstration test; Characteristic impedance (1MHz) 77 ± 5 Ω; Electric capacity (1MHz)≤98pF/m; Decay (1MHz)≤4.59dB/100m; Transfger impedance (1MHz)≤100M Ω/m.
Having the following advantages of this embodiment:
One, conductor adopts high strength silver-plated copper alloy stranded conductor, has improved the mechanical strength of cable conductor, thereby has greatly improved the intensity of in use welding of cable, crimping and tension;
Two, insulating barrier and sheath material adopt cross-linked ethylene-tetrafluoroethene, after high-energy electron irradiation, make material be transformed into cross-linked structure by linear structure, make cable there is the characteristics such as good mechanical strength, fire-retardant, wear-resisting, high-low temperature resistant, radiation hardness, resistance to chemical attack, external diameter be little, lightweight;
Three, filled core adopts cross-linked ethylene-tetrafluoroethene material, through foaming extrusion way, meeting on the basis of filling requirement, effectively alleviates own wt, realizes HTXF/1553B loss of weight and reaches 1.1kg/km;
Four, shielding adopts individual layer or double-deck combination, and zinc-plated/silver-plated copper lenticular wire braid shielded, is improving on the basis of shield effectiveness, and shielding thickness reduces 0.8mm, single-layer shield structure weight reduction 5.5 kg/km, double-layer shielding structure weight reduction 11.7kg/km.
Five, reinforced layer adopts the braiding of superhigh intensity aramid fiber material to form, have lightweight, intensity is high, can realize that tension, the cutting of wear-resisting, the resistance to edge of a knife, resistance to pricking object scratch or pierce through etc.
Six, entirety can alleviate single-layer shield structure and alleviate 6.2kg/km; Double-layer shielding structure alleviates 12.5kg/km; Reach MIL-STD-1553B and wear-resisting, tension, the cutting of the resistance to edge of a knife simultaneously, resistance to pricking object scratches or pierces through usefulness.
Embodiment two: referring to Fig. 2, this embodiment is that with embodiment one difference it also comprises outer shielding layer 7, and outer shielding layer 7 is arranged on the outer surface of screen 4.Other composition and annexation are identical with embodiment one.
Described outer shielding layer 7 adopts zinc-plated/silver-plated flat copper wire material, outside screen 4, presses and forms by interlacing and through shaping mould.
Claims (8)
1. high strength microlight-type cable for data bus, it is characterized in that it comprises conductor (1), insulating barrier (2), filled core (3), screen (4), sheath (5), reinforced layer (6), the outer surface of two conductors (1) is provided with insulating barrier (2), the both sides of two conductors (1) are provided with filled core (3), screen (4) is arranged on the outside of two conductors (1) and two filled cores (3), the outer surface of screen (4) is provided with sheath (5), the outer surface of sheath (5) is provided with reinforced layer (6).
2. high strength microlight-type cable for data bus according to claim 1, is characterized in that it also comprises outer shielding layer (7), and outer shielding layer (7) is arranged on the outer surface of screen (4).
3. high strength microlight-type cable for data bus according to claim 1, is characterized in that described conductor (1) adopts 19 0.127 ± 0.004mm high strength silver-plated copper alloy filaments, presses stranded forming by concentric type back twist.
4. high strength microlight-type cable for data bus according to claim 1, it is characterized in that described insulating barrier (2) adopts X-ETFE material by after single screw extrusion machine high-temperature fusion, adopt tubular molding tool to be extruded in outside conductor (1), cooling forming, make by high-energy electron beam irradiation is crosslinked, form insulated wire cores by conductor (1) and insulating barrier (2).
5. high strength microlight-type cable for data bus according to claim 1, it is characterized in that described filled core (3) adopts X-ETFE material by after single screw extrusion machine high-temperature fusion, inject after high pressure nitrogen foaming homogenizing, adopt solid core rod to extrude stretching cooling forming, make by high-energy electron beam irradiation is crosslinked, adopt the stranded mode of the full back twist of permanent tension force to twist together two insulated wire cores and two filled cores, form a cable core.
6. high strength microlight-type cable for data bus according to claim 1, is characterized in that described screen (4) adopts zinc-plated/silver-plated flat copper wire material, presses and forms by interlacing and through shaping mould outside cable core.
7. high strength microlight-type cable for data bus according to claim 1, it is characterized in that described sheath (5) adopts X-ETFE material by after single screw extrusion machine high-temperature fusion, adopt tubular molding tool to be extruded in outside screen (4), cooling forming, makes by high-energy electron beam irradiation is crosslinked.
8. high strength microlight-type cable for data bus according to claim 1, is characterized in that described reinforced layer (6) adopts superhigh intensity aramid fiber material, is merged into after thigh through several fibers, forms by band pre-tightening tension interlacing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210534252.3A CN103871550A (en) | 2012-12-12 | 2012-12-12 | Cable used for high-strength and ultra-light type data bus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210534252.3A CN103871550A (en) | 2012-12-12 | 2012-12-12 | Cable used for high-strength and ultra-light type data bus |
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| CN103871550A true CN103871550A (en) | 2014-06-18 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104332220A (en) * | 2014-11-12 | 2015-02-04 | 远东电缆有限公司 | Flexible anti-nuclear electromagnetic pulse cable for smart information system |
| CN104332221A (en) * | 2014-11-28 | 2015-02-04 | 彭伟成 | High-strength cable and preparation method thereof |
| CN104392774A (en) * | 2014-11-21 | 2015-03-04 | 安徽顺驰电缆有限公司 | High strength light cable for aerospace use |
| CN105042208A (en) * | 2015-08-02 | 2015-11-11 | 温州牛牛气动科技有限公司 | Composite pipe and forming process thereof |
| CN105609189A (en) * | 2015-12-30 | 2016-05-25 | 广安金侑达电业科技有限公司 | Novel anti-theft cable and preparation method thereof |
| CN106169322A (en) * | 2016-08-30 | 2016-11-30 | 西安飞机工业（集团）亨通航空电子有限公司 | A kind of guided missile Wear-resistant, high-temperature resistant controls cable |
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| JP2000156124A (en) * | 1998-11-19 | 2000-06-06 | Furukawa Electric Co Ltd:The | Twisted pair of wires and pair cable braided of the same |
| 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 |
| CN201522889U (en) * | 2009-11-26 | 2010-07-07 | 天津亿鑫通科技股份有限公司 | Data bus cable |
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| CN202930076U (en) * | 2012-12-12 | 2013-05-08 | 西安飞机工业（集团）亨通航空电子有限公司 | High-strength and ultra-light cable used for data bus |
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| JP2000156124A (en) * | 1998-11-19 | 2000-06-06 | Furukawa Electric Co Ltd:The | Twisted pair of wires and pair cable braided of the same |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104332220A (en) * | 2014-11-12 | 2015-02-04 | 远东电缆有限公司 | Flexible anti-nuclear electromagnetic pulse cable for smart information system |
| CN104332220B (en) * | 2014-11-12 | 2017-07-21 | 远东电缆有限公司 | A kind of flexibility anti-nuclear electromagnetic pulse wisdom information system cable |
| CN104392774A (en) * | 2014-11-21 | 2015-03-04 | 安徽顺驰电缆有限公司 | High strength light cable for aerospace use |
| CN104332221A (en) * | 2014-11-28 | 2015-02-04 | 彭伟成 | High-strength cable and preparation method thereof |
| CN104332221B (en) * | 2014-11-28 | 2016-08-17 | 国家电网公司 | A kind of high-strength cable and preparation method thereof |
| CN105042208A (en) * | 2015-08-02 | 2015-11-11 | 温州牛牛气动科技有限公司 | Composite pipe and forming process thereof |
| CN105609189A (en) * | 2015-12-30 | 2016-05-25 | 广安金侑达电业科技有限公司 | Novel anti-theft cable and preparation method thereof |
| CN106169322A (en) * | 2016-08-30 | 2016-11-30 | 西安飞机工业（集团）亨通航空电子有限公司 | A kind of guided missile Wear-resistant, high-temperature resistant controls cable |
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Application publication date: 20140618 |