CN210073356U - Aerospace fluorine-containing polymer insulated cable - Google Patents
Aerospace fluorine-containing polymer insulated cable Download PDFInfo
- Publication number
- CN210073356U CN210073356U CN201921162897.2U CN201921162897U CN210073356U CN 210073356 U CN210073356 U CN 210073356U CN 201921162897 U CN201921162897 U CN 201921162897U CN 210073356 U CN210073356 U CN 210073356U
- Authority
- CN
- China
- Prior art keywords
- aerospace
- copper core
- core conductor
- insulated cable
- inner sheath
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 title claims abstract description 13
- 229910052731 fluorine Inorganic materials 0.000 title claims abstract description 13
- 239000011737 fluorine Substances 0.000 title claims abstract description 13
- 229920000642 polymer Polymers 0.000 title claims abstract description 13
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 38
- 239000004020 conductor Substances 0.000 claims abstract description 29
- 229920001967 Metal rubber Polymers 0.000 claims abstract description 20
- HQQADJVZYDDRJT-UHFFFAOYSA-N ethene;prop-1-ene Chemical group C=C.CC=C HQQADJVZYDDRJT-UHFFFAOYSA-N 0.000 claims abstract description 17
- -1 polytetrafluoroethylene Polymers 0.000 claims description 16
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 16
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 16
- 239000002184 metal Substances 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 229920002313 fluoropolymer Polymers 0.000 claims description 5
- 239000004811 fluoropolymer Substances 0.000 claims description 5
- 238000004804 winding Methods 0.000 claims description 4
- 229920003020 cross-linked polyethylene Polymers 0.000 claims description 3
- 239000004703 cross-linked polyethylene Substances 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 239000011810 insulating material Substances 0.000 claims description 2
- 239000004812 Fluorinated ethylene propylene Substances 0.000 abstract description 13
- 229920009441 perflouroethylene propylene Polymers 0.000 abstract description 13
- 238000005260 corrosion Methods 0.000 abstract description 8
- 230000007797 corrosion Effects 0.000 abstract description 8
- 230000032683 aging Effects 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 3
- 239000010410 layer Substances 0.000 description 30
- 238000000034 method Methods 0.000 description 8
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 229910052709 silver Inorganic materials 0.000 description 3
- 239000004332 silver Substances 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000003679 aging effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- XIUFWXXRTPHHDQ-UHFFFAOYSA-N prop-1-ene;1,1,2,2-tetrafluoroethene Chemical group CC=C.FC(F)=C(F)F XIUFWXXRTPHHDQ-UHFFFAOYSA-N 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses an aerospace fluorine-containing polymer insulated cable, including copper core conductor and oversheath, the copper core conductor is located the oversheath inner chamber, copper core conductor outer wall fixed surface is connected with the silvered film, the outside parcel of copper core conductor has the insulating layer of fluorinated ethylene propylene, the outside parcel of fluorinated ethylene propylene insulating layer has nickel-plated copper wire to weave the shielding layer, nickel-plated copper wire weaves shielding layer outside fixedly connected with inner sheath, inner sheath outside parcel has the metal rubber spiral to roll up, and the metal rubber spiral rolls up the external bit between inner sheath and the oversheath, the utility model relates to a cable technology field. The aerospace fluorine-containing polymer insulated cable can effectively improve the corrosion resistance, the insulativity, the high temperature resistance and the ageing resistance of the cable, and simultaneously has higher elasticity, better fatigue performance and the like, thereby improving the service life and the performance of the cable.
Description
Technical Field
The utility model relates to the technical field of cables, specifically a aerospace fluorine-containing polymer insulated cable.
Background
A cable is a conductor made of one or more conductors insulated from each other and an outer insulating sheath that carries power or information from one location to another. The method is widely applied to various occasions such as generators, petroleum, chemical engineering, mines, aerospace and the like, the development of space technology and the deep understanding of the universe environment continuously provide new requirements for aerospace cables.
With the development of aerospace technology, the requirements on the weight, heat resistance, tensile strength and acid-base corrosion resistance of the cable are particularly high, the insulation, shielding resistance and heat resistance of the existing aerospace insulated cable are poor, signals are easily interfered, and the stability is poor, so that the service life of the cable is shortened, and potential safety hazards can be generated in severe cases.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides an aerospace fluoropolymer insulated cable has solved the problem that current aerospace cable insulating properties is poor, poor stability and life are short.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides an aerospace fluorine-containing polymer insulated cable, includes copper core conductor and oversheath, the copper core conductor is located the oversheath inner chamber, copper core conductor outer wall fixed surface is connected with the silvered film, the outside parcel of copper core conductor has the insulating layer of fluorinated ethylene propylene, the outside parcel of fluorinated ethylene propylene insulating layer has nickel-plated copper wire to weave the shielding layer, nickel-plated copper wire weaves the shielding layer outside fixedly connected with inner sheath, inner sheath outside parcel has the metal rubber spiral to roll up, and the metal rubber spiral is rolled up and is located between inner sheath and the oversheath outward, oversheath outer wall surface parcel has and is provided with polytetrafluoroethylene sticky tape, polytetrafluoroethylene sticky tape outside fixedly connected with fixed layer.
Preferably, the fixing layer is a fixing layer made of metal wear-resistant grids.
Preferably, the metal rubber spiral coil is a metal rubber spiral coil formed by winding a metal wire in a spiral shape.
Preferably, the copper core conductors are provided with a plurality of groups, and the copper core conductors are connected in a twisted manner.
Preferably, the outer sheath is a polyperfluorinated ethylene propylene resin outer sheath, and the inner sheath is a cross-linked polyethylene insulating material inner sheath.
(III) advantageous effects
The utility model provides an aerospace fluorine-containing polymer insulated cable. The method has the following beneficial effects:
(1) this aerospace fluorine-containing polymer insulated cable, through at copper core conductor outer wall fixed surface be connected with the silvered film, and it has the fluorinated ethylene propylene insulating layer to wrap up in the copper core conductor outside, it has good leakproofness to gather the fluorinated ethylene propylene insulating layer, it is corrosion-resistant, atmospheric aging resistance, insulating nature and complete incombustibility, can use for a long time in-190 ℃ -370 ℃, can effectively promote the corrosion-resistant of cable, insulating nature and high temperature resistance, it has nickel-plated copper wire to weave the shielding layer to wrap up through gathering the fluorinated ethylene propylene insulating layer outside simultaneously, can effectively promote the shielding property of cable.
(2) This aerospace fluorine-containing polymer insulated cable has the metal rubber spiral to roll up through including sheath outside parcel for the metal rubber spiral is rolled up and is located between inner sheath and the oversheath, thereby can make the cable have better elasticity, better fatigue performance etc. that have, thereby can promote the compressive property and the life of cable.
(3) This aerospace fluorine-containing polymer insulated cable, it has polytetrafluoroethylene raw rubber belt to be provided with through at outer sheath outer wall surface coating, polytetrafluoroethylene raw rubber belt has fine pliability, compression resilience, creep resistance, resistant high low temperature nature and excellent corrosion resistance, non-ageing nature, thereby can protect the outer sheath, promote its life, and at polytetrafluoroethylene raw rubber belt outside fixedly connected with fixed bed, the fixed bed that the wear-resisting net of metal was made can be fixed and prevent wearing and tearing to polytetrafluoroethylene raw rubber belt.
Drawings
Fig. 1 is a schematic overall structure diagram of the present invention;
FIG. 2 is a cross-sectional view of the structure of the present invention;
fig. 3 is a schematic structural view of the metal rubber spiral coil of the present invention.
In the figure: 1. a copper-core conductor; 2. an outer sheath; 3. a silver coating layer; 4. a fluorinated ethylene propylene insulating layer; 5. nickel-plated copper wire braided shield layer; 6. spirally winding metal rubber; 7. an inner sheath; 8. a polytetrafluoroethylene green tape; 9. and fixing the layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: an aerospace fluorine-containing polymer insulated cable comprises a copper core conductor 1 and an outer sheath 2, wherein the copper core conductor 1 is positioned in the inner cavity of the outer sheath 2, the outer wall surface of the copper core conductor 1 is fixedly connected with a silver plating layer 3, the outer side of the copper core conductor 1 is wrapped with a fluorinated ethylene propylene insulating layer 4, the fluorinated ethylene propylene insulating layer 4 has good sealing property, corrosion resistance, atmospheric aging resistance, insulating property and complete incombustibility, the aerospace fluorine-containing polymer insulated cable can be used for a long time at-190 ℃ -370 ℃, the corrosion resistance, the insulating property and the high temperature resistance of the cable can be effectively improved, a nickel-plated copper wire braided shielding layer 5 is wrapped on the outer side of the fluorinated ethylene propylene insulating layer 4, the shielding property of the cable can be effectively improved, an inner sheath 7 is fixedly connected to the outer side of the nickel-plated copper wire braided shielding layer 5, a metal rubber spiral coil 6 is wrapped on the outer side of the inner sheath, the use of the metal rubber spiral coil 6 can lead the cable to have better elasticity, better fatigue property and the like, thereby improving the compression resistance and the service life of the cable, the outer wall surface of the outer sheath 2 is wrapped with the polytetrafluoroethylene raw rubber tape 8, the outer side of the polytetrafluoroethylene raw rubber tape 8 is fixedly connected with the fixed layer 9, the fixed layer 9 is specifically a fixed layer made of metal wear-resistant grids, the polytetrafluoroethylene raw rubber tape 8 has good flexibility, compression resilience, creep resistance, high and low temperature resistance, excellent corrosion resistance and non-aging property, thereby protecting the outer sheath and prolonging the service life of the outer sheath, the fixed layer 9 is fixedly connected with the outer side of the polytetrafluoroethylene raw rubber tape 8, the fixed layer 9 made of the metal wear-resistant grids can fix the polytetrafluoroethylene raw rubber tape 8 and prevent abrasion, the metal rubber spiral coil 6 is a spiral metal rubber spiral coil formed by winding metal wires, copper core conductor 1 is provided with the multiunit, and twists between the copper core conductor 1 and connect, and oversheath 2 specifically is for gathering perfluoroethylene propylene resin oversheath, and inner sheath 7 is crosslinked polyethylene insulation inner sheath.
When the cable is used, the outer wall surface of the copper core conductor 1 is fixedly connected with the silver coating 3, the outer side of the copper core conductor 1 is wrapped with the fluorinated ethylene propylene insulating layer 4, the cable has good insulating property and strong air tightness, the outer side of the fluorinated ethylene propylene insulating layer 4 is wrapped with the nickel-plated copper wire braided shielding layer 5, the shielding property of the cable can be improved, the outer side of the nickel-plated copper wire braided shielding layer 5 is fixedly connected with the inner sheath 7, the outer side of the inner sheath 7 is wrapped with the metal rubber spiral coil 6, the metal rubber spiral coil 6 is positioned between the inner sheath 7 and the outer sheath 2, the cable has better elasticity, better fatigue property and the like, the outer wall surface of the outer sheath 2 is wrapped with the polytetrafluoroethylene raw rubber tape 8, and the outer side of the polytetrafluoroethylene raw rubber tape 8 is fixedly connected with the fixing layer 9 made of the metal wear-resistant grid, the service performance and the service life of the cable can be further improved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. An aerospace fluorine-containing polymer insulated cable comprises a copper core conductor (1) and an outer sheath (2), wherein the copper core conductor (1) is positioned in the inner cavity of the outer sheath (2), and is characterized in that: copper core conductor (1) outer wall fixed surface is connected with silvered film (3), copper core conductor (1) outside parcel has and gathers perfluor ethylene propylene insulating layer (4), it has nickel-plated copper wire to weave shielding layer (5) to gather perfluor ethylene propylene insulating layer (4) outside parcel, nickel-plated copper wire weaves shielding layer (5) outside fixedly connected with inner sheath (7), inner sheath (7) outside parcel has the metal rubber spiral to roll up (6), and the metal rubber spiral is rolled up (6) and is located between inner sheath (7) and oversheath (2) outward, oversheath (2) outer wall surface parcel has and is provided with polytetrafluoroethylene sticky tape (8), polytetrafluoroethylene sticky tape (8) outside fixedly connected with fixed layer (9).
2. An aerospace fluoropolymer insulated cable according to claim 1, wherein: the fixed layer (9) is specifically a fixed layer made of metal wear-resistant grids.
3. An aerospace fluoropolymer insulated cable according to claim 1, wherein: the metal rubber spiral coil (6) is a spiral metal rubber spiral coil formed by winding metal wires.
4. An aerospace fluoropolymer insulated cable according to claim 1, wherein: the copper core conductors (1) are provided with a plurality of groups, and the copper core conductors (1) are connected in a twisted mode.
5. An aerospace fluoropolymer insulated cable according to claim 1, wherein: the outer sheath (2) is a polyperfluorinated ethylene propylene resin outer sheath, and the inner sheath (7) is a cross-linked polyethylene insulating material inner sheath.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921162897.2U CN210073356U (en) | 2019-07-23 | 2019-07-23 | Aerospace fluorine-containing polymer insulated cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921162897.2U CN210073356U (en) | 2019-07-23 | 2019-07-23 | Aerospace fluorine-containing polymer insulated cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210073356U true CN210073356U (en) | 2020-02-14 |
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ID=69430469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921162897.2U Expired - Fee Related CN210073356U (en) | 2019-07-23 | 2019-07-23 | Aerospace fluorine-containing polymer insulated cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210073356U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113539556A (en) * | 2021-07-13 | 2021-10-22 | 广东日丰电缆股份有限公司 | A kind of explosion-proof cable and preparation method thereof |
| CN118280644A (en) * | 2024-05-29 | 2024-07-02 | 天津六0九电缆有限公司 | Fluoropolymer cable and accelerated aging test method thereof |
-
2019
- 2019-07-23 CN CN201921162897.2U patent/CN210073356U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113539556A (en) * | 2021-07-13 | 2021-10-22 | 广东日丰电缆股份有限公司 | A kind of explosion-proof cable and preparation method thereof |
| CN118280644A (en) * | 2024-05-29 | 2024-07-02 | 天津六0九电缆有限公司 | Fluoropolymer cable and accelerated aging test method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200214 Termination date: 20210723 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |