CN104200907B - A kind of Aero-Space high temperature resistance control cable - Google Patents
A kind of Aero-Space high temperature resistance control cable Download PDFInfo
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- CN104200907B CN104200907B CN201410461381.3A CN201410461381A CN104200907B CN 104200907 B CN104200907 B CN 104200907B CN 201410461381 A CN201410461381 A CN 201410461381A CN 104200907 B CN104200907 B CN 104200907B
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- conductor
- outer control
- cable
- control conductor
- center
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Abstract
The invention discloses a kind of Aero-Space high temperature resistance control cable, cable, the first outer control conductor and the second outer control conductor is controlled including center, the first uniform center of outer control conductor controls outside cable, it is equipped with heat transfer bar between two first outer control conductors of arbitrary neighborhood, the length of heat transfer bar is more than or equal to the outside diameter of the first outer control conductor, all middle parts with the first outer control conductor, heat transfer bar both sides offset, control cable with center inside heat transfer bar to offset, be provided with, outside heat transfer bar, the second outer control conductor being positioned on same circumference；Outside the first outer control conductor, the second outer control conductor, be coated with fire retardant nonwoven fabric lapping layer, proof copper-wire braided screen layer, soft copper band lapped shielding layer and fluoropolymer restrictive coating successively, the first outer control conductor, the second outer control conductor all with fire retardant nonwoven fabric lapping layer phase inscribe.The present invention improves the heat-resisting ability controlling cable, it is ensured that control quality and the security of circuit of the transmission signal of cable.
Description
Technical field
The present invention relates to technical field of electric wires and cables, particularly relate to a kind of Aero-Space high temperature resistance control cable.
Background technology
Aero-Space industry is the grand strategy industry of national economy, neural and blood vessel as Aero-Space
Electric wire, is directly connected to the security of aerospace vehicle, reliability, advance and fight capability.
Transmission in the occasion of some Aero-Space high-temperature operations, the circuit such as distributing system and Aulomatizeted Detect control
Line needs enough heat resistances, to ensure to control the heat-resisting ability of cable, does not easily cause transmission signal
Disorderly, it is ensured that the security of circuit.
Summary of the invention
In order to solve technical problem present in background technology, the present invention proposes a kind of resistance to height of Aero-Space
Temperature control cable, improve control cable heat-resisting ability, it is ensured that control cable transmission signal quality,
And the security of circuit.
A kind of Aero-Space high temperature resistance control cable that the present invention proposes, controls cable, X root the including center
One outer control conductor and Y root the second outer control conductor, X >=3,2X≤Y≤4X, center controls cable and includes position
In the first center of cable core position control conductor and Z root be distributed on the first center control conductor outer and with first in
The heart controls the second center that conductor offsets and controls conductor, Z=X, controls to be coated with successively outside conductor the at the second center
One fire-retardant band lapping layer, the first tincopper fuse wire braided armor and the first insulating barrier, first center control conductor,
Second center controls to fill high temperature resistant filler, the first fire-retardant band between conductor and the first fire-retardant band lapping layer
Lapping layer and each second center control conductor phase inscribe, and two second centers of arbitrary neighborhood control in conductor
The heart controls cable and is provided with the groove to its inner recess；The uniform center of X root the first outer control conductor controls cable
Outward, the cross section of the first outer control conductor is cam-like, and the major axis of the first outer control conductor is along the radial direction of cable core
Placing, the first outer control conductor small end is positioned at center and controls cable side and offset with groove thereon, in office
Anticipating and be equipped with heat transfer bar between adjacent two first outer control conductors, the cross section of heat transfer bar is flat, heat transfer
The length of bar is all guided with the first external control more than or equal to the outside diameter of the first outer control conductor, heat transfer bar both sides
The middle part of body offsets, and controls cable with center and offset inside heat transfer bar, is provided with 2～4 and is positioned at outside heat transfer bar
The second outer control conductor on same circumference, the second outer control conductor offsets with heat transfer bar, arbitrary neighborhood
Two the second outer control conductors offset, and the heat transfer second outer control conductor at bar two ends and the first outer control conductor
Big end offset；Fire retardant nonwoven fabric it is coated with successively wrapped outside the first outer control conductor, the second outer control conductor
Layer, proof copper-wire braided screen layer, soft copper band lapped shielding layer and fluoropolymer restrictive coating, the first external control guidance
Body, the second outer control conductor all with fire retardant nonwoven fabric lapping layer phase inscribe.
Preferably, the first center controls conductor, the second center controls conductor, the second outer control conductor by screen
Cover conductor thread core and the second fire-retardant band lapping layer being coated on outside shielded conductor core, the second tinned copper wire are compiled
Tissue layer and the second insulating barrier are constituted, and the first outer control conductor is by unmasked conductor thread core and is coated on unmasked and leads
The 3rd fire-retardant band lapping layer and the 3rd insulating barrier outside body core are constituted.
Preferably, shielded conductor core uses many stranded copper cash, and unmasked conductor thread core uses multiply strand
The copper wire closed.
Preferably, it is provided with the through hole corresponding with each the second outer control conductor outside it, through hole in heat transfer bar
It is positioned on the radial line controlling cable with the line of centres of the second outer control conductor.
A kind of Aero-Space high temperature resistance control cable that the present invention provides, the fluoropolymer restrictive coating of employing,
Solve aircraft electric wire provided out the requirement of safer and more preferable insulating properties, it is adaptable to high temperature, high pressure, quick-fried
Under the rugged environments such as fried, magnetic field.In the present invention, with center control cable, second control conductor transversal
Area is compared, and the cross-sectional area of the first outer control conductor is relatively big, and the cross section of the first outer control conductor is cam
Shape, the cross-sectional area of the conductor of its small end is little, and the conductor cross-sectional area of big end is big, so using its small end to support
The center of living controls cable, and big end is tangent with fire retardant nonwoven fabric lapping layer；First outer control conductor is distributed on center
Control the outside of cable, constitute between the first outer control conductor of arbitrary neighborhood and place heat insulating strip and the second external control
The space of conductor processed, the second outer control conductor is positioned on same circumference and tangent with fire retardant nonwoven fabric lapping layer,
Heat transfer Tiao Jiang center controls cable and the second outer control conductor separates, the length of heat transfer bar and the guidance of the first external control
The outside diameter of body is equal, and therefore the gap between two the first outer control conductors of arbitrary neighborhood is relatively big, simultaneously
Compared with the cross-sectional area of the first outer control conductor, center controls cable, the cross-sectional area of the second control conductor
Less, heat transfer bar can be by the heat dissipation capacity of the small end heat dissipation capacity of the first outer control conductor and center wire to second
Outer control wire direction is conducted, it is to avoid heat dissipation capacity concentrates on cable core position, and the heat dissipation capacity of such cable core can be along resistance
Combustion non-woven fabrics lapping layer outwards conducts, and improves the heat-resisting ability controlling cable, it is ensured that control the biography of cable
The quality of defeated signal and the security of circuit.
Accompanying drawing explanation
Fig. 1 is the cross section structure schematic diagram of a kind of Aero-Space high temperature resistance control cable that the present invention proposes.
Fig. 2 is that in a kind of Aero-Space high temperature resistance control cable that the present invention proposes, center controls cutting of cable
Face structural representation.
Detailed description of the invention
As shown in Figure 1 and Figure 2, Fig. 1 is a kind of Aero-Space high temperature resistance control cable that the present invention proposes
Cross section structure schematic diagram；Fig. 2 is center in a kind of Aero-Space high temperature resistance control cable that the present invention proposes
Control the cross section structure schematic diagram of cable.
With reference to Fig. 1, Fig. 2, a kind of Aero-Space high temperature resistance control cable that the present invention proposes, including center
Controlling 1, three first outer control conductors 2 of cable and nine second outer control conductors 3, center controls cable 1
It is distributed on the first center controls conductor 11 including the first center control conductor 11 and three being positioned at cable core position
The second center that is outer and that offset with the first center control conductor 11 controls conductor 12, controls conductor at the second center
12 outer cladding the first fire-retardant band lapping layer the 13, first tincopper fuse wire braided armor 14 and the first insulating barriers successively
15, control conductor the 11, second center at the first center and control conductor 12 and the first fire-retardant band lapping layer 13
Between fill high temperature resistant filler 16, the first fire-retardant band lapping layer 13 controls conductor 12 with each second center
Phase inscribe, two second centers of arbitrary neighborhood control the center control cable 1 of conductor 12 and are provided with inside it
The groove of depression.
Three first uniform centers of outer control conductor 2 control outside cables 1, the first outer control conductor 2 transversal
Face is cam-like, major axis being positioned radially along cable core of the first outer control conductor 2, the first outer control conductor 2
Small end is positioned at center and controls cable 1 side and offset with groove thereon, at two first external controls of arbitrary neighborhood
Being equipped with heat transfer bar 4 between conductor 2 processed, the cross section of heat transfer bar 4 is flat, and the length of heat transfer bar 4 is more than
Equal to the outside diameter of the first outer control conductor 2, heat transfer bar 4 both sides all with in the first outer control conductor 2
Portion offsets, and controls cable 1 with center and offset inside heat transfer bar 4, is provided with three and is positioned at same outside heat transfer bar 4
The second outer control conductor 3 on one circumference, the second outer control conductor 3 offsets with heat transfer bar 4, arbitrary neighborhood
Two the second outer control conductors 3 offset, and heat transfer bar 4 two ends the second outer control conductor 3 and first outside
The big end controlling conductor 2 offsets；Resistance it is coated with successively outside first outer control conductor the 2, second outer control conductor 3
Combustion non-woven fabrics lapping layer 5, proof copper-wire braided screen layer 6, soft copper band lapped shielding layer 7 and fluoropolymer sheath
Layer 8, first outer control conductor the 2, second outer control conductor 3 and fire retardant nonwoven fabric lapping layer 5 phase inscribe.
In a particular embodiment, heat transfer bar 4 in be provided with corresponding with each the second outer control conductor 3 outside it
Through hole 41, the line of centres of through hole 41 and the second outer control conductor 3 is positioned on the radial line controlling cable, logical
Hole 41 is used for avoiding heat to concentrate on heat transfer bar, is blown into air as used in through hole 41, can accelerate cable
The heat conduction of core.
In the present invention, the first center controls conductor the 11, second center and controls conductor the 12, second outer control conductor
3 the second fire-retardant band lapping layers by shielded conductor core and being coated on outside shielded conductor core, second tin plating
Proof copper-wire braided layer and the second insulating barrier are constituted, and the first outer control conductor 2 is by unmasked conductor thread core and is coated on
The 3rd fire-retardant band lapping layer and the 3rd insulating barrier outside unmasked conductor thread core are constituted.Shielded conductor core is adopted
With many stranded copper cash, unmasked conductor thread core uses the copper wire of strands.
In the present invention, the cross section of the first outer control conductor 2 is cam shape, and the first outer control conductor 2 is uniform
The outside of cable 1, the length of heat transfer bar 4 and the outside diameter phase of the first outer control conductor 2 is controlled at center
Deng, therefore the gap between two the first outer control conductors 2 of arbitrary neighborhood is relatively big, and heat transfer article 4 can be by the
The small end heat dissipation capacity of one outer control conductor 2 and the heat dissipation capacity of center wire 1 are to the second outer control wire 3 direction
Conduction, it is to avoid heat dissipation capacity concentrates on cable core position, and the heat dissipation capacity of such cable core can be along fire retardant nonwoven fabric lapping layer 5
Outwards conduction, improves the heat-resisting ability controlling cable, it is ensured that control the transmission signal of cable quality,
And the security of circuit.
The above, the only present invention preferably detailed description of the invention, but protection scope of the present invention not office
Being limited to this, any those familiar with the art is in the technical scope that the invention discloses, according to this
The technical scheme of invention and inventive concept thereof in addition equivalent or change, all should contain the protection in the present invention
Within the scope of.
Claims (4)
1. an Aero-Space high temperature resistance control cable, it is characterised in that include center control cable (1),
X root the first outer control conductor (2) and Y root the second outer control conductor (3), X >=3,2X≤Y≤4X, in
The heart controls cable (1) and includes being positioned at the first center of cable core position and control conductor (11) and Z root is distributed on the
The second center that one center control conductor (11) outward and offsets with the first center control conductor (11) controls to lead
Body (12), Z=X, second center control conductor (12) be coated with the most successively the first fire-retardant band lapping layer (13),
First tincopper fuse wire braided armor (14) and the first insulating barrier (15), at the first center control conductor (11),
Second center controls to fill high temperature resistant filler (16) between conductor (12) and the first fire-retardant band lapping layer (13),
First fire-retardant band lapping layer (13) controls conductor (12) phase inscribe with each second center, controls at center
Two second centers of the upper arbitrary neighborhood of cable processed (1) control to be provided with between conductor (12) to center control cable
(1) groove of inner recess；X root the first outer control conductor (2) uniform center controls cable (1) outward,
The cross section of the first outer control conductor (2) is cam-like, and the major axis of the first outer control conductor (2) is along cable core
Be positioned radially, the first outer control conductor (2) small end be positioned at center control cable (1) side and with on it
Groove offset, be equipped with between two first outer control conductors (2) of arbitrary neighborhood heat transfer bar (4), pass
The cross section of hot bar (4) is flat, and the length of heat transfer bar (4) is more than or equal to the first outer control conductor (2)
Outside diameter, all middle parts with the first outer control conductor (2), heat transfer bar (4) both sides offset, heat transfer bar
(4) inner side and center control cable (1) offset, and heat transfer bar (4) outside is provided with 2～4 and is positioned at same
The second outer control conductor (3) on circumference, the second outer control conductor (3) offsets with heat transfer bar (4),
Two the second outer control conductors (3) of arbitrary neighborhood offset, and second outer control at heat transfer bar (4) two ends
Conductor (3) offsets with the big end of the first outer control conductor (2)；The first outer control conductor (2), second
Outer control conductor (3) is coated with fire retardant nonwoven fabric lapping layer (5), proof copper-wire braided screen layer (6), soft the most successively
Copper strips lapped shielding layer (7) and fluoropolymer restrictive coating (8), the first outer control conductor (2), outside second
Control conductor (3) all with fire retardant nonwoven fabric lapping layer (5) phase inscribe.
Aero-Space high temperature resistance control cable the most according to claim 1, it is characterised in that first
Center controls conductor (11), the second center controls conductor (12), the second outer control conductor (3) by shielding
Conductor thread core and the second fire-retardant band lapping layer being coated on outside shielded conductor core, the second tinned copper wire braiding
Layer and the second insulating barrier are constituted, and the first outer control conductor (2) is by unmasked conductor thread core and is coated on unmasked
The 3rd fire-retardant band lapping layer and the 3rd insulating barrier outside conductor thread core are constituted.
Aero-Space high temperature resistance control cable the most according to claim 2, it is characterised in that shielding
Conductor thread core uses many stranded copper cash, and unmasked conductor thread core uses the copper wire of strands.
Aero-Space high temperature resistance control cable the most according to claim 1, it is characterised in that heat transfer
The through hole (41) corresponding with each the second outer control conductor (3) outside it, through hole (41) it is provided with in bar (4)
Center and the line of centres of the second outer control conductor (3) be positioned on the radial line controlling cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410461381.3A CN104200907B (en) | 2014-09-11 | 2014-09-11 | A kind of Aero-Space high temperature resistance control cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410461381.3A CN104200907B (en) | 2014-09-11 | 2014-09-11 | A kind of Aero-Space high temperature resistance control cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104200907A CN104200907A (en) | 2014-12-10 |
| CN104200907B true CN104200907B (en) | 2016-09-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410461381.3A Active CN104200907B (en) | 2014-09-11 | 2014-09-11 | A kind of Aero-Space high temperature resistance control cable |
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| CN (1) | CN104200907B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017109939A1 (en) * | 2015-12-25 | 2017-06-29 | 日立金属株式会社 | Composite cable and composite harness |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02149104A (en) * | 1988-11-30 | 1990-06-07 | Showa Electric Wire & Cable Co Ltd | Spiral leakage coaxial cable |
| WO2010093892A2 (en) * | 2009-02-11 | 2010-08-19 | General Cable Technologies Corporation | Separator for communication cable with shaped ends |
| CN103854784B (en) * | 2014-02-24 | 2016-03-09 | 安徽华联电缆集团有限公司 | A kind of flame-proof heat-resistant fire-resistant high-resiliency control cables |
| CN103871646B (en) * | 2014-02-24 | 2016-01-13 | 安徽华联电缆集团有限公司 | A kind of power cable |
| CN204066841U (en) * | 2014-09-11 | 2014-12-31 | 安徽恒晶电缆集团有限公司 | A kind of Aero-Space high temperature resistance control cable |
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| CN104200907A (en) | 2014-12-10 |
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