CN204066841U - 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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- CN204066841U CN204066841U CN201420521515.1U CN201420521515U CN204066841U CN 204066841 U CN204066841 U CN 204066841U CN 201420521515 U CN201420521515 U CN 201420521515U CN 204066841 U CN204066841 U CN 204066841U
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- conductor
- external control
- center
- control conductor
- heat transfer
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Abstract
The utility model discloses a kind of Aero-Space high temperature resistance control cable, comprise center and control cable, the first external control conductor and the second external control conductor, the first uniform center of external control conductor controls outside cable, heat transfer bar is equipped with between arbitrary neighborhood two first external control conductors, the length of heat transfer bar is more than or equal to the outside diameter of the first external control conductor, heat transfer bar both sides all offset with the middle part of the first external control conductor, control cable with center inside heat transfer bar to offset, outside heat transfer bar, be provided with the second external control conductor be positioned on same circumference; The first external control conductor, second external control guidance external coated fire retardant nonwoven fabric lapping layer, proof copper-wire braided screen, soft copper band lapped shielding layer and fluoropolymer restrictive coating successively, the first external control conductor, the second external control conductor all with fire retardant nonwoven fabric lapping layer phase inscribe.The utility model improves the heat-resisting ability of control cables, ensures the quality of signal transmission and the fail safe of circuit of control cables.
Description
Technical field
The utility model relates to technical field of electric wires and cables, particularly relates to a kind of Aero-Space high temperature resistance control cable.
Background technology
Aero-Space industry is the grand strategy industry of national economy, and the electric wire of and blood vessel neural as Aero-Space, is directly connected to the fail safe of aerospace vehicle, reliability, advance and fight capability.In the occasion of some Aero-Space high-temperature operations, the transmission line in the circuit such as distributing system and Aulomatizeted Detect control needs enough heat resistances, to ensure the heat-resisting ability of control cables, not easily causes signal transmission disorderly, ensures the fail safe of circuit.
Utility model content
In order to solve the technical problem existed in background technology, the utility model proposes a kind of Aero-Space high temperature resistance control cable, improve the heat-resisting ability of control cables, ensure the quality of signal transmission and the fail safe of circuit of control cables.
A kind of Aero-Space high temperature resistance control cable that the utility model proposes, comprise center and control cable, X root first external control conductor and Y root second external control conductor, X >=3, 2X≤Y≤4X, center controls cable and comprises the first center being positioned at cable core position and control conductor and Z root and be distributed on the first center to control conductor outer and control with the first center the second center that conductor offsets and control conductor, Z=X, the outer coated first fire-retardant band lapping layer successively of conductor is controlled at the second center, first tincopper fuse wire braided armor and the first insulating barrier, conductor is controlled at the first center, second center controls to fill high temperature resistant filler between conductor and the first fire-retardant band lapping layer, first fire-retardant band lapping layer controls conductor phase inscribe with each second center, the center control cable of arbitrary neighborhood two second centers control conductors is provided with the groove to its inner recess, the uniform center of X root first external control conductor controls outside cable, the cross section of the first external control conductor is cam-like, the radial direction of the long axis cable core of the first external control conductor is placed, first external control conductor small end is positioned at center and controls cable side and offset with the groove on it, heat transfer bar is equipped with between arbitrary neighborhood two first external control conductors, the cross section of heat transfer bar is flat, the length of heat transfer bar is more than or equal to the outside diameter of the first external control conductor, heat transfer bar both sides all offset with the middle part of the first external control conductor, control cable with center inside heat transfer bar to offset, 2 ~ 4 the second external control conductors be positioned on same circumference are provided with outside heat transfer bar, second external control conductor offsets with heat transfer bar, two the second external control conductors of arbitrary neighborhood offset, and the heat transfer second external control conductor at bar two ends and the large end of the first external control conductor offset, the first external control conductor, second external control guidance external coated fire retardant nonwoven fabric lapping layer, proof copper-wire braided screen, soft copper band lapped shielding layer and fluoropolymer restrictive coating successively, the first external control conductor, the second external control conductor all with fire retardant nonwoven fabric lapping layer phase inscribe.
Preferably, first center controls conductor, the second center controls conductor, the second external control conductor is formed by shielded conductor core and the second fire-retardant band lapping layer, the second tincopper fuse wire braided armor and the second insulating barrier be coated on outside shielded conductor core, and the first external control conductor is made up of unmasked conductor thread core and the 3rd fire-retardant band lapping layer be coated on outside unmasked conductor thread core and the 3rd insulating barrier.
Preferably, shielded conductor core adopts many stranded copper cash, and unmasked conductor thread core adopts the copper wire of strands.
Preferably, be provided with the through hole corresponding with each the second external control conductor outside it in heat transfer bar, the line of centres of through hole and the second external control conductor is positioned on the radial line of control cables.
A kind of Aero-Space high temperature resistance control cable that the utility model provides, the fluoropolymer restrictive coating of employing, solves requirement aircraft electric wire being provided to safer and better insulation property, under being applicable to the rugged environments such as high temperature, high pressure, blast, magnetic field.In the utility model, controlling cable, second with center controls compared with the cross-sectional area of conductor, the cross-sectional area of the first external control conductor is larger, the cross section of the first external control conductor is cam-shaped, the cross-sectional area of the conductor of its small end is little, the conductor cross-sectional area of large end is large, so adopt its small end to prop up center control cable, large end is tangent with fire retardant nonwoven fabric lapping layer, first external control conductor is distributed on the outside that center controls cable, the space of placing heat insulating strip and the second external control conductor is formed between first external control conductor of arbitrary neighborhood, second external control guidance body to be positioned on same circumference and tangent with fire retardant nonwoven fabric lapping layer, heat transfer Tiao Jiang center controls cable and the second external control conductor separates, the length of heat transfer bar is equal with the outside diameter of the first external control conductor, therefore the gap between arbitrary neighborhood two the first external control conductors is larger, simultaneously compared with the cross-sectional area of the first external control conductor, center controls cable, the cross-sectional area of the second control conductor is less, the heat dissipation capacity of the small end heat dissipation capacity of the first external control conductor and center wire can be conducted to the second outer pilot direction by heat transfer bar, heat dissipation capacity is avoided to concentrate on cable core position, the heat dissipation capacity of such cable core outwards can be conducted along fire retardant nonwoven fabric lapping layer, improve the heat-resisting ability of control cables, ensure the quality of the signal transmission of control cables, and the fail safe 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 utility model proposes.
Fig. 2 is the cross section structure schematic diagram that in a kind of Aero-Space high temperature resistance control cable that the utility model proposes, center controls cable.
Embodiment
As shown in Figure 1 and Figure 2, Fig. 1 is the cross section structure schematic diagram of a kind of Aero-Space high temperature resistance control cable that the utility model proposes; Fig. 2 is the cross section structure schematic diagram that in a kind of Aero-Space high temperature resistance control cable that the utility model proposes, center controls cable.
With reference to Fig. 1, Fig. 2, a kind of Aero-Space high temperature resistance control cable that the utility model proposes, comprise center and control cable 1, three first external control conductors 2 and nine second external control conductors 3, center controls cable 1 and comprises the first center being positioned at cable core position and control conductor 11 and three and be distributed on the first center to control conductor 11 outer and control with the first center the second center that conductor 11 offsets and control conductor 12, the outer coated first fire-retardant band lapping layer 13 successively of conductor 12 is controlled at the second center, first tincopper fuse wire braided armor 14 and the first insulating barrier 15, conductor 11 is controlled at the first center, 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 and each second center control conductor 12 phase inscribe, the center control cable 1 of arbitrary neighborhood two second centers control conductors 12 is provided with the groove to its inner recess.
Three first uniform centers of external control conductor 2 control outside cable 1, the cross section of the first external control conductor 2 is cam-like, the radial direction of the long axis cable core of the first external control conductor 2 is placed, first external control conductor 2 small end is positioned at center and controls cable 1 side and offset with the groove on it, heat transfer bar 4 is equipped with between arbitrary neighborhood two first external control conductors 2, the cross section of heat transfer bar 4 is flat, the length of heat transfer bar 4 is more than or equal to the outside diameter of the first external control conductor 2, heat transfer bar 4 both sides all offset with the middle part of the first external control conductor 2, control cable 1 with center inside heat transfer bar 4 to offset, three the second external control conductors 3 be positioned on same circumference are provided with outside heat transfer bar 4, second external control conductor 3 offsets with heat transfer bar 4, two the second external control conductors 3 of arbitrary neighborhood offset, and the heat transfer second external control conductor 3 at bar 4 two ends and the large end of the first external control conductor 2 offset, in the first external control conductor 2, second external control conductor 3 outer coated fire retardant nonwoven fabric lapping layer 5, proof copper-wire braided screen 6, soft copper band lapped shielding layer 7 and fluoropolymer restrictive coating 8, first external control conductor 2, second external control conductor 3 and fire retardant nonwoven fabric lapping layer 5 phase inscribe successively.
In a particular embodiment, the through hole 41 corresponding with each the second external control conductor 3 outside it is provided with in heat transfer bar 4, the line of centres of through hole 41 and the second external control conductor 3 is positioned on the radial line of control cables, through hole 41 concentrates on heat transfer bar for avoiding heat, being blown into air as adopted in through hole 41, the heat conduction of cable core can be accelerated.
In the utility model, first center controls conductor 11, second center control conductor 12, second external control conductor 3 and forms by shielded conductor core and the second fire-retardant band lapping layer, the second tincopper fuse wire braided armor and the second insulating barrier be coated on outside shielded conductor core, and the first external control conductor 2 is made up of unmasked conductor thread core and the 3rd fire-retardant band lapping layer be coated on outside unmasked conductor thread core and the 3rd insulating barrier.Shielded conductor core adopts many stranded copper cash, and unmasked conductor thread core adopts the copper wire of strands.
In the utility model, the cross section of the first external control conductor 2 is cam-shaped, first external control conductor 2 is distributed on the outside that center controls cable 1, the length of heat transfer bar 4 is equal with the outside diameter of the first external control conductor 2, therefore the gap between arbitrary neighborhood two the first external control conductors 2 is larger, the heat dissipation capacity of the small end heat dissipation capacity of the first external control conductor 2 and center wire 1 can be conducted to the second outer pilot 3 direction by heat transfer bar 4, heat dissipation capacity is avoided to concentrate on cable core position, the heat dissipation capacity of such cable core outwards can be conducted along fire retardant nonwoven fabric lapping layer 5, improve the heat-resisting ability of control cables, ensure the quality of the signal transmission of control cables, and the fail safe of circuit.
The above; be only the utility model preferably embodiment; but protection range of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; be equal to according to the technical solution of the utility model and utility model design thereof and replace or change, all should be encompassed within protection range of the present utility model.
Claims (4)
1. an Aero-Space high temperature resistance control cable, it is characterized in that, comprise center and control cable (1), X root first external control conductor (2) and Y root second external control conductor (3), X >=3, 2X≤Y≤4X, center controls cable (1) and comprises the first center being positioned at cable core position and control conductor (11) and Z root and be distributed on the first center control conductor (11) and control with the first center the second center that conductor (11) offsets and control conductor (12) outward, Z=X, conductor (12) coated first fire-retardant band lapping layer (13) successively is outward controlled at the second center, first tincopper fuse wire braided armor (14) and the first insulating barrier (15), conductor (11) is controlled at the first center, 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, center control cable (1) at arbitrary neighborhood two second centers control conductor (12) is provided with the groove to its inner recess, the uniform center of X root first external control conductor (2) controls cable (1) outward, the cross section of the first external control conductor (2) is cam-like, the radial direction of the long axis cable core of the first external control conductor (2) is placed, first external control conductor (2) small end is positioned at center and controls cable (1) side and offset with the groove on it, heat transfer bar (4) is equipped with between arbitrary neighborhood two first external control conductors (2), the cross section of heat transfer bar (4) is flat, the length of heat transfer bar (4) is more than or equal to the outside diameter of the first external control conductor (2), heat transfer bar (4) both sides all offset with the middle part of the first external control conductor (2), heat transfer bar (4) inner side controls cable (1) with center and offsets, heat transfer bar (4) outside is provided with 2 ~ 4 the second external control conductors (3) be positioned on same circumference, second external control conductor (3) offsets with heat transfer bar (4), two the second external control conductors (3) of arbitrary neighborhood offset, and the heat transfer second external control conductor (3) at bar (4) two ends offsets with the large end of the first external control conductor (2), at the first external control conductor (2), the second external control conductor (3) coated fire retardant nonwoven fabric lapping layer (5), proof copper-wire braided screen (6), soft copper band lapped shielding layer (7) and fluoropolymer restrictive coating (8) successively outward, the first external control conductor (2), the second external control conductor (3) all with fire retardant nonwoven fabric lapping layer (5) phase inscribe.
2. Aero-Space high temperature resistance control cable according to claim 1, it is characterized in that, first center controls conductor (11), the second center controls conductor (12), the second external control conductor (3) is formed by shielded conductor core and the second fire-retardant band lapping layer, the second tincopper fuse wire braided armor and the second insulating barrier be coated on outside shielded conductor core, and the first external control conductor (2) is made up of unmasked conductor thread core and the 3rd fire-retardant band lapping layer be coated on outside unmasked conductor thread core and the 3rd insulating barrier.
3. Aero-Space high temperature resistance control cable according to claim 1, is characterized in that, shielded conductor core adopts many stranded copper cash, and unmasked conductor thread core adopts the copper wire of strands.
4. Aero-Space high temperature resistance control cable according to claim 1, it is characterized in that, be provided with the through hole (41) corresponding with each the second external control conductor (3) outside it in heat transfer bar (4), the center of through hole (41) and the line of centres of the second external control conductor (3) are positioned on the radial line of control cables.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420521515.1U CN204066841U (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 |
|---|---|---|---|
| CN201420521515.1U CN204066841U (en) | 2014-09-11 | 2014-09-11 | A kind of Aero-Space high temperature resistance control cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204066841U true CN204066841U (en) | 2014-12-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420521515.1U Withdrawn - After Issue CN204066841U (en) | 2014-09-11 | 2014-09-11 | A kind of Aero-Space high temperature resistance control cable |
Country Status (1)
| Country | Link |
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| CN (1) | CN204066841U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104200907A (en) * | 2014-09-11 | 2014-12-10 | 安徽恒晶电缆集团有限公司 | Aerospace high-temperature-resistant control cable |
-
2014
- 2014-09-11 CN CN201420521515.1U patent/CN204066841U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104200907A (en) * | 2014-09-11 | 2014-12-10 | 安徽恒晶电缆集团有限公司 | Aerospace high-temperature-resistant control cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141231 Effective date of abandoning: 20160907 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |