CN207558477U - A kind of high-temperature-resistant high-frequency coaxial radio frequency cable - Google Patents
A kind of high-temperature-resistant high-frequency coaxial radio frequency cable Download PDFInfo
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- CN207558477U CN207558477U CN201721274307.6U CN201721274307U CN207558477U CN 207558477 U CN207558477 U CN 207558477U CN 201721274307 U CN201721274307 U CN 201721274307U CN 207558477 U CN207558477 U CN 207558477U
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- Prior art keywords
- layer
- temperature
- radio frequency
- inner conductor
- insulating layer
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- 239000004020 conductor Substances 0.000 claims abstract description 25
- 238000000576 coating method Methods 0.000 claims abstract description 14
- 239000011248 coating agent Substances 0.000 claims abstract description 13
- -1 polypropylene Polymers 0.000 claims description 23
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 23
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 23
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 8
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 7
- GHVNFZFCNZKVNT-UHFFFAOYSA-M decanoate Chemical compound CCCCCCCCCC([O-])=O GHVNFZFCNZKVNT-UHFFFAOYSA-M 0.000 claims description 6
- 239000004743 Polypropylene Substances 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 238000009413 insulation Methods 0.000 claims description 5
- 229920001155 polypropylene Polymers 0.000 claims description 5
- 229910000859 α-Fe Inorganic materials 0.000 claims description 5
- 239000002131 composite material Substances 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 229940058401 polytetrafluoroethylene Drugs 0.000 description 19
- 239000000463 material Substances 0.000 description 7
- 229920000573 polyethylene Polymers 0.000 description 6
- 239000004698 Polyethylene Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000000956 alloy Substances 0.000 description 2
- 238000005187 foaming Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Communication Cables (AREA)
Abstract
The utility model discloses a kind of high-temperature-resistant high-frequency coaxial radio frequency cable, including：Supporting-core, insulating layer, inhales wave layer, shielded layer and restrictive coating at tubular inner conductor, supporting-core is equipped on the inside of the tubular inner conductor, insulating layer is equipped on the outside of the tubular inner conductor, it is equipped on the outside of the insulating layer and inhales wave layer, shielded layer is equipped on the outside of the suction wave layer, restrictive coating is equipped on the outside of the shielded layer.The utility model has the performances such as soft, frequency of use is high, high shielding, low-loss, high-power, application scenario is wide.
Description
Technical field
The utility model is related to field of cable technology more particularly to a kind of high-temperature-resistant high-frequency coaxial radio frequency cables.
Background technology
Radio-frequency cable be transmit radio-frequency region in electromagnetic energy cable, radio-frequency cable be various radio communications systems and
Indispensable element in electronic equipment, it is wide in wireless communication and broadcast, TV, radar, navigation, computer and instrument etc.
General application.But the similar product conductor of domestic production at present, mostly using single copper wire or copper-clad aluminum conductor, insulating layer uses
Polyethylene foamed has achieved the purpose that reduce attenuation.But the heatproof of polyethylene foamed insulating layer only has 75 DEG C, this causes it to make
With power very little；If high-power words, electric cable heating, for temperature more than after its temperature in use, cable insulation loses the meaning of insulation
Justice.
Utility model content
The utility model is intended to solve at least some of the technical problems in related technologies.For this purpose, this reality
It is to propose a kind of high-temperature-resistant high-frequency coaxial radio frequency cable that there is soft, frequency of use height, Gao Ping with a novel purpose
It covers, the performances such as low-loss, high-power, application scenario are wide.
According to a kind of high-temperature-resistant high-frequency coaxial radio frequency cable of the utility model embodiment, including：It is led in supporting-core, tubulose
Body, insulating layer inhale wave layer, shielded layer and restrictive coating, and supporting-core, the tubular inner conductor are equipped on the inside of the tubular inner conductor
Outside is equipped with insulating layer, is equipped on the outside of the insulating layer and inhales wave layer, and described inhale is equipped with shielded layer on the outside of wave layer, outside the shielded layer
Side is equipped with restrictive coating.
In some embodiments of the utility model, the tubular inner conductor uses silver-plated copper tube, the tubular inner conductor
Outer diameter 4-6mm, wall thickness 0.3-1mm.
In some embodiments of the utility model, for the carrying core using fine polypropylene is added to be made, the carrying core is straight
Diameter is smaller 0.3-0.5mm than tubular shape conductor internal diameter.
In some embodiments of the utility model, the insulating layer is made of low-density polytetrafluoroethylene (PTFE), insulating layer
Thickness is at least 2mm.
In some embodiments of the utility model, the suction wave layer using ferrite and polytetrafluoroethylene (PTFE) laminated film around
Packet is formed, the integral thickness 0.1-0.2mm, wrapped cap rate 20-40% of film.
In some embodiments of the utility model, the shielded layer uses the wrapped formation of aluminium-plastic tape, composite band film
Integral thickness 0.1-0.2mm, wrapped cap rate be not less than 28%.
In some embodiments of the utility model, the restrictive coating is made of perfluoroethylene-propylene.
In other embodiments of the utility model, the thickness ratio of the insulating layer and restrictive coating is 3：2.
Compared with prior art, the beneficial effects of the utility model：Power is used to improve product, using temperature resistant grade more
Good polytetrafluoroethylene (PTFE) is as insulating materials, and such material heatproof is up to 275 DEG C, in order to ensure that cable has relatively low attenuation
Value, for spy using low-density polytetrafluoroethylene (PTFE), dielectric coefficient is suitable with common polyethylene foamed up to 1.5 or so, but makes
40% can be promoted with power；It is combined simultaneously using ferrite with polytetrafluoroethylene (PTFE) laminated film as suction wave layer, such material
Resistivity ratio metal, alloy magnetic material are much bigger, with higher magnetic conductivity when magnetic property is also manifested by high frequency, so as to improve
The electrical property of cable；Make the frequency of use of this cable from original physical-foaming polythene insulation coaxial cable when 6GHz promoted
To 18GHz；Using high tenacity plus fine polypropylene as supporting-core, and both saved as tubular inner conductor using silver-plated copper tube
The copper consumption of inner wire, while alleviate the weight of entire cable.Therefore, this cable has soft, frequency of use height, Gao Ping
It covers, the performances such as low-loss, high-power, application scenario are wide.
Description of the drawings
Attached drawing is used to provide a further understanding of the present invention, and a part for constitution instruction, with this practicality
Novel embodiment for explaining the utility model, does not form the limitation to the utility model together.In the accompanying drawings：
Fig. 1 be the utility model proposes a kind of high-temperature-resistant high-frequency coaxial radio frequency cable structure diagram；
Fig. 2 be the utility model proposes a kind of high-temperature-resistant high-frequency coaxial radio frequency cable cross-section cutaway view.
In figure：1- supporting-cores, 2- tubular inner conductors, 3- insulating layers, 4- inhale wave layer, 5- shielded layers, 6- restrictive coatings.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.
The example of the embodiment is shown in the drawings, wherein same or similar label represents identical or class from beginning to end
As element or with same or like function element.The embodiments described below with reference to the accompanying drawings are exemplary, purport
For explaining the utility model, and it is not intended that limitation to the utility model.
In the description of the present invention, it is to be appreciated that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " suitable
The orientation or position relationship of the instructions such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " are based on orientation shown in the drawings
Or position relationship, be for only for ease of description the utility model and simplify description rather than instruction or imply signified device or
Element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that limit to the utility model
System.
In addition, term " first ", " second " are only used for description purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more this feature." multiple " are meant that two or two in the description of the present invention,
More than, unless otherwise specifically defined.
In the utility model unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integral；Can be
Mechanical connection or electrical connection；It can be directly connected, can also be indirectly connected by intermediary, can be two
The interaction relationship of connection or two elements inside element.It for the ordinary skill in the art, can basis
Concrete condition understands concrete meaning of the above-mentioned term in the utility model.
Reference Fig. 1-2, a kind of high-temperature-resistant high-frequency coaxial radio frequency cable, including：Supporting-core 1, tubular inner conductor 2, insulating layer
3rd, wave layer 4, shielded layer 5 and restrictive coating 6 are inhaled, 2 inside of tubular inner conductor is equipped with supporting-core 1, and 2 outside of tubular inner conductor is equipped with exhausted
Edge layer 3,3 outside of insulating layer, which is equipped with, inhales wave layer 4, inhales 4 outside of wave layer and is equipped with shielded layer 5,5 outside of shielded layer is equipped with restrictive coating 6.
Further, tubular inner conductor 2 uses silver-plated copper tube, the outer diameter 4-6mm of tubular inner conductor, wall thickness 0.3-1mm.
Further, for carrying core 1 using fine polypropylene is added to be made, carrying core diameter is smaller 0.3-0.5mm than tubular shape conductor internal diameter.
Further, insulating layer 3 is made of low-density polytetrafluoroethylene (PTFE), and thickness of insulating layer is at least 2mm.
Further, wave layer 4 is inhaled using ferrite and the wrapped formation of polytetrafluoroethylene (PTFE) laminated film, the integral thickness 0.1- of film
0.2mm, wrapped cap rate 20-40%.
Further, shielded layer 5 uses the wrapped formation of aluminium-plastic tape, and the integral thickness 0.1-0.2mm of composite band film is wrapped
Cap rate is not less than 28%.
Further, restrictive coating 6 is made of perfluoroethylene-propylene.
Further, the thickness ratio of insulating layer 3 and restrictive coating 6 is 3：2.
The cable of the utility model is improves product using power, using the better polytetrafluoroethylene (PTFE) of temperature resistant grade as exhausted
Edge material, such material heatproof is up to 275 DEG C, and in order to ensure that cable has relatively low pad value, spy uses low-density polytetrafluoro
Ethylene, dielectric coefficient is suitable with common polyethylene foamed up to 1.5 or so, but can promote 40% using power；Simultaneously
It is combined using ferrite with polytetrafluoroethylene (PTFE) laminated film as wave layer is inhaled, such resistivity of material is more magnetic than metal, alloy
Material is much bigger, with higher magnetic conductivity when magnetic property is also manifested by high frequency, so as to improve the electrical property of cable；Make this electricity
The frequency of use of cable from original physical-foaming polythene insulation coaxial cable when 6GHz promoted to 18GHz；Using high tenacity
Add fine polypropylene as supporting-core, and the copper consumption of inner wire had both been saved, simultaneously as tubular inner conductor using silver-plated copper tube
Alleviate the weight of entire cable.Therefore, this cable has soft, frequency of use height, high shielding, low-loss, high-power, application
The performances such as occasion is wide.
In the utility model unless specifically defined or limited otherwise, fisrt feature is "above" or "below" second feature
Can be that the first and second features are in direct contact or the first and second features pass through intermediary mediate contact.Moreover, first is special
Sign second feature " on ", " top " and " above " can be fisrt feature right over second feature or oblique upper or only
Represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be with
It is fisrt feature immediately below second feature or obliquely downward or is merely representative of fisrt feature level height less than second feature.
In the description of this specification, reference term " one embodiment ", " example ", " is specifically shown " some embodiments "
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
It states and may not refer to the same embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be
It is combined in an appropriate manner in any one or more embodiments or example.
The preferable specific embodiment of the above, only the utility model, but the scope of protection of the utility model is not
This is confined to, in the technical scope that any one skilled in the art discloses in the utility model, according to this practicality
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of high-temperature-resistant high-frequency coaxial radio frequency cable, including：Supporting-core, insulating layer, inhales wave layer, shielded layer at tubular inner conductor
And restrictive coating, it is characterised in that：Supporting-core is equipped on the inside of the tubular inner conductor, insulation is equipped on the outside of the tubular inner conductor
Layer, the insulating layer outside are equipped with sheath on the outside of wave layer equipped with wave layer, described inhale is inhaled equipped with shielded layer, the shielded layer outside
Layer；For the supporting-core using fine polypropylene is added to be made, the support core diameter is smaller 0.3-0.5mm than tubular shape conductor internal diameter；It is described
Shielded layer uses the wrapped formation of aluminium-plastic tape, the integral thickness 0.1-0.2mm of composite band film, and wrapped cap rate is not less than
28%.
2. a kind of high-temperature-resistant high-frequency coaxial radio frequency cable according to claim 1, it is characterised in that：The tubular inner conductor
Using silver-plated copper tube, the outer diameter 4-6mm of the tubular inner conductor, wall thickness 0.3-1mm.
3. a kind of high-temperature-resistant high-frequency coaxial radio frequency cable according to claim 1, it is characterised in that：The insulating layer uses
Low-density polytetrafluoroethylene (PTFE) is made, and thickness of insulating layer is at least 2mm.
4. a kind of high-temperature-resistant high-frequency coaxial radio frequency cable according to claim 1, it is characterised in that：The suction wave layer uses
Ferrite and the wrapped formation of polytetrafluoroethylene (PTFE) laminated film, the integral thickness 0.1-0.2mm, wrapped cap rate 20-40% of film.
5. a kind of high-temperature-resistant high-frequency coaxial radio frequency cable according to claim 1, it is characterised in that：The restrictive coating uses
Perfluoroethylene-propylene is made.
6. a kind of high-temperature-resistant high-frequency coaxial radio frequency cable according to claim 1, it is characterised in that：The insulating layer and
The thickness ratio of restrictive coating is 3：2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721274307.6U CN207558477U (en) | 2017-09-29 | 2017-09-29 | A kind of high-temperature-resistant high-frequency coaxial radio frequency cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721274307.6U CN207558477U (en) | 2017-09-29 | 2017-09-29 | A kind of high-temperature-resistant high-frequency coaxial radio frequency cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207558477U true CN207558477U (en) | 2018-06-29 |
Family
ID=62676901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721274307.6U Expired - Fee Related CN207558477U (en) | 2017-09-29 | 2017-09-29 | A kind of high-temperature-resistant high-frequency coaxial radio frequency cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207558477U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109830332A (en) * | 2019-02-21 | 2019-05-31 | 苏州冠韵威电子技术有限公司 | Middle high frequency coaxial cable and preparation method thereof |
| CN112820468A (en) * | 2020-12-31 | 2021-05-18 | 中国人民解放军96901部队23分队 | Low-noise high-shielding fA-level current signal cable for radiation environment and manufacturing process |
-
2017
- 2017-09-29 CN CN201721274307.6U patent/CN207558477U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109830332A (en) * | 2019-02-21 | 2019-05-31 | 苏州冠韵威电子技术有限公司 | Middle high frequency coaxial cable and preparation method thereof |
| CN109830332B (en) * | 2019-02-21 | 2020-05-26 | 苏州冠韵威电子技术有限公司 | Intermediate frequency coaxial cable and preparation method thereof |
| CN112820468A (en) * | 2020-12-31 | 2021-05-18 | 中国人民解放军96901部队23分队 | Low-noise high-shielding fA-level current signal cable for radiation environment and manufacturing process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: YINGTAN SHENGFA COPPER Co.,Ltd. Assignor: JIANGXI RUISHUN SUPERFINE COPPER WIRE TECHNOLOGY COLLABORATIVE INNOVATION CO.,LTD. Contract record no.: X2022980020335 Denomination of utility model: High temperature resistant high-frequency coaxial RF cable Granted publication date: 20180629 License type: Common License Record date: 20221109 |
|
| EE01 | Entry into force of recordation of patent licensing contract | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180629 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |