CN107240743A - The overall silver-plated outer conductor coaxial radio frequency cable and preparation method thereof of insulating barrier - Google Patents
The overall silver-plated outer conductor coaxial radio frequency cable and preparation method thereof of insulating barrier Download PDFInfo
- Publication number
- CN107240743A CN107240743A CN201710368519.9A CN201710368519A CN107240743A CN 107240743 A CN107240743 A CN 107240743A CN 201710368519 A CN201710368519 A CN 201710368519A CN 107240743 A CN107240743 A CN 107240743A
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- China
- Prior art keywords
- silver
- preparation
- insulating barrier
- radio frequency
- frequency cable
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- 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.)
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P3/00—Waveguides; Transmission lines of the waveguide type
- H01P3/02—Waveguides; Transmission lines of the waveguide type with two longitudinal conductors
- H01P3/06—Coaxial lines
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P11/00—Apparatus or processes specially adapted for manufacturing waveguides or resonators, lines, or other devices of the waveguide type
- H01P11/001—Manufacturing waveguides or transmission lines of the waveguide type
- H01P11/005—Manufacturing coaxial lines
Abstract
The invention discloses a kind of overall silver-plated outer conductor coaxial radio frequency cable and preparation method thereof of insulating barrier, including the conductor being arranged successively from inside to outside, insulation sleeve, roughened layer and silver coating, roughened layer includes resin bed and chemistry product silver layer from inside to outside, and silver coating thickeies silver layer for plating.Integrally silver-plated outer conductor coaxial radio frequency cable has the advantages that external diameter is small, lightweight and pliability is high to the insulating barrier, and the preparation method has the advantages that process is simple, energy consumption is low and environmental pollution is small.
Description
Technical field
The present invention relates to coaxial radio frequency cable, in particular it relates to the overall silver-plated outer conductor coaxial radio frequency cable of insulating barrier
And preparation method thereof.
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 terms of radio communication and broadcast, TV, radar, navigation, computer and instrument
General application.Radio-frequency cable typically has the characteristics that：Defence degree height, the day for wider frequency band can be transmitted, disturbing to external world
Line effect is small, and radiation loss is small and simple in construction, installs facility, both economical.Wherein, coaxial radio frequency cable is the most frequently used knot
Configuration formula, because its internal and external conductor is in concentric position, electromagnetic energy is confined to the media between internal and external conductor, therefore
Small with decaying, shielding properties is high, the remarkable advantage such as service band is wide and performance is stable；Commonly used to transmit 500 kilo hertzs to 18
The RF energy of gigahertz.
Although, the characteristics of coaxial radio frequency cable has above-mentioned, it still has certain defect：Such as matter weight and softness
Degree is poor.
The content of the invention
It is an object of the invention to provide a kind of overall silver-plated outer conductor coaxial radio frequency cable and preparation method thereof of insulating barrier,
Integrally silver-plated outer conductor coaxial radio frequency cable has the advantages that external diameter is small, lightweight and pliability is high to the insulating barrier, and should
Preparation method has the advantages that process is simple, energy consumption is low and environmental pollution is small.
To achieve these goals, the invention provides a kind of overall silver-plated outer conductor coaxial radio frequency cable of insulating barrier,
Including the conductor being arranged successively from inside to outside, insulation sleeve, roughened layer and silver coating, roughened layer includes resin bed and change from inside to outside
Product silver layer is learned, silver coating thickeies silver layer for plating.
Present invention also offers a kind of preparation side of the overall silver-plated outer conductor coaxial radio frequency cable of insulating barrier described above
Method, preparation method includes the outside formation insulated wire cores that insulation sleeve is sheathed on to conductor, it is characterised in that preparation method is also wrapped
Include：
1) surface of insulated wire cores is subjected to sofening treatment, the resin particle after preheating is then attached to insulated wire cores
Surface, is then sintered, is cooled into resin bed surface coarsening core is made；
2) surface coarsening core is sequentially passed through into sensitizing solution and carries out sensitized treatment, by activating solution progress activation process, warp
Cross reaction solution progress redox reaction and chemistry product silver layer is formed on the surface of surface coarsening core；
3) silver coating is formed on the surface of chemistry product silver layer by galvanoplastic.
By above-mentioned technical proposal, the specific advantage of the present invention is as follows：1) it is roughened by the surface to insulated wire cores
Processing, the adhesive force that the roughening treatment can greatly between chemistry product silver layer and resin bed；2) using chemical plating and plating by
Walk the mode carried out so that chemistry product silver layer, plating thicken silver layer and form overall fine silver outer conductor, it is ensured that integral pure silver layer
Compactness, continuity, uniformity, at the same improve outer conductor electric conductivity and firmness, make coaxial radio frequency cable have external diameter it is small,
The characteristics of lightweight and pliability is high；3) preparation method has the advantages that process is simple, energy consumption is low and environmental pollution is small.
Other features and advantages of the present invention will be described in detail in subsequent embodiment part.
Brief description of the drawings
Accompanying drawing is, for providing a further understanding of the present invention, and to constitute a part for specification, with following tool
Body embodiment is used to explain the present invention together, but is not construed as limiting the invention.In the accompanying drawings：
Fig. 1 is the structural representation of the overall silver-plated outer conductor coaxial radio frequency cable of the insulating barrier that provides of the present invention.
Description of reference numerals
1st, conductor 2, insulation sleeve
3rd, roughened layer 4, silver coating
Embodiment
The embodiment to the present invention is described in detail below.It should be appreciated that described herein specific
Embodiment is merely to illustrate and explain the present invention, and is not intended to limit the invention.
The end points and any value of disclosed scope are not limited to the accurate scope or value herein, these scopes or
Value should be understood to comprising the value close to these scopes or value.For number range, between the endpoint value of each scope, respectively
It can be combined with each other between the endpoint value of individual scope and single point value, and individually between point value and obtain one or more
New number range, these number ranges should be considered as specific open herein.
The invention provides a kind of overall silver-plated outer conductor coaxial radio frequency cable of insulating barrier, as shown in figure 1, including by interior
Conductor 1, insulation sleeve 2, roughened layer 3 and the silver coating 4 being outwards arranged successively, roughened layer 3 include resin bed and chemistry from inside to outside
Product silver layer, silver coating 4 thickeies silver layer for plating.
Relative to prior art, the advantage of the overall silver-plated outer conductor coaxial radio frequency cable of the insulating barrier is as follows：1) pass through
Roughening treatment, the attachment that the roughening treatment can greatly between chemistry product silver layer and resin bed are carried out to the surface of insulated wire cores
Power；2) mode progressively carried out using chemical plating and plating so that chemistry product silver layer, plating thicken silver layer and formed outside overall fine silver
Conductor, it is ensured that the compactness of integral pure silver layer, continuity, uniformity, while improving the electric conductivity and firmness of outer conductor, makes
Coaxial radio frequency cable has external diameter small, lightweight and the characteristics of high pliability；
In the present invention, the size of conductor 1, insulation sleeve 2, roughened layer 3 and silver coating 4 can be selected in wide scope,
But in order to which the external diameter for further improving the overall silver-plated outer conductor coaxial radio frequency cable of insulating barrier is small, lightweight and pliability is high
Advantage, it is preferable that wherein, the thickness of insulation sleeve (2) is described in a diameter of (0.54 ± 0.005) mm of the conductor (1)
(1.50 ± 0.08) mm, the thickness of the roughened layer (3) is (0.10 ± 0.003) mm, and the thickness of the silver coating (4) is (10
~15) μm.
In addition, in the present invention, the specific material of resin bed can be selected in wide scope, from production cost and electricity
Consider in the performance of cable, it is preferable that resin bed is to gather full tetrafluoroethene particle.
In the above-described embodiment, the structure and material of conductor 1 and insulation sleeve 2 can be selected in wide scope,
But in order to further improve the performance of cable, it is preferable that conductor 1 is formed by the way that the silver-plated circular copper wire of multiply is stranded；Insulation sleeve 2 leads to
Poly- full tetrafluoroethene physical blowing is crossed to be made.
Present invention also offers a kind of preparation side of the overall silver-plated outer conductor coaxial radio frequency cable of insulating barrier described above
Method, preparation method includes the outside formation insulated wire cores that insulation sleeve 2 is sheathed on to conductor 1, it is characterised in that preparation method is also wrapped
Include：
1) surface of insulated wire cores is subjected to sofening treatment, the resin particle after preheating is then attached to insulated wire cores
Surface, is then sintered, is cooled into resin bed surface coarsening core is made；
2) surface coarsening core is sequentially passed through into sensitizing solution and carries out sensitized treatment, by activating solution progress activation process, warp
Cross reaction solution progress redox reaction and chemistry product silver layer is formed on the surface of surface coarsening core；
3) silver coating 4 is formed on the surface of chemistry product silver layer by galvanoplastic.
Compared with prior art, above-mentioned preparation method has the advantages that process is simple, energy consumption is low and environmental pollution is small.
In the step 1 of above-mentioned preparation method) in, the temperature in each stage can be selected in wide scope, but in order that
Obtained cable has the advantages that more excellent external diameter is small, lightweight and pliability is high, it is preferable that in step 1) in, at softening
The surface temperature of insulated wire cores after reason is 300-350 DEG C, and the temperature of the resin particle after preheating is 25-30 DEG C；Sintering is at least
Meet following condition：Sintering temperature is 350-400 DEG C, and sintering time is (5~10) min.
In the step 2 of above-mentioned preparation method) in, the condition of sensitized treatment can be selected in wide scope, but in order to
Obtained cable is set to have the advantages that more excellent external diameter is small, lightweight and pliability is high, it is preferable that in step 2) in, sensitization
Processing at least meets following condition：Sensitizing solution is second order silver ionized water solution, and sensitization time is (10~15) min, sensitizing temperature
For (40 ± 10) DEG C, sensitization pressure is 0.9-1.1MPa；.
In the step 2 of above-mentioned preparation method) in, the condition of activation process can be selected in wide scope, but in order to
Obtained cable is set to have the advantages that more excellent external diameter is small, lightweight and pliability is high, it is preferable that activation process is at least met
Following condition：Activating solution is silver ionized water solution, and soak time is 10~15) min, and activation temperature is (70 ± 10) DEG C, activation
Pressure is 0.4-0.6Mpa；In the step 2 of above-mentioned preparation method) in, the condition of redox reaction can be in wide scope
Selection, but in order that obtained cable has the advantages that more excellent external diameter is small, lightweight and pliability is high, it is preferable that oxygen
Change reduction reaction and at least meet following condition：Reaction solution is that (weight ratio is 1 to glucose with pure aqueous mixtures：1.1-1.3), it is
Reaction time is (15~30) min, and reaction temperature is (40 ± 10) DEG C, and reaction pressure is 0.4-0.6Mpa.
In the step 3 of above-mentioned preparation method) in, the condition of galvanoplastic can be selected in wide scope, but in order that
Obtained cable has the advantages that more excellent external diameter is small, lightweight and pliability is high, it is preferable that in step 3) in, galvanoplastic
Carried out using lopping endless form, it is specific to meet：The number of turns is enclosed for 35-40, and electric current is 10-12A, and the time is 25-35min.
Finally, on the basis of above-mentioned embodiment, in order to further improve the stability and softness of obtained cable
Degree, it is preferable that in step 3) after, the preparation method also includes：Silver coating 4 show be passivated processing.
The preferred embodiment of the present invention described in detail above, still, the present invention are not limited in above-mentioned embodiment
Detail, in the range of the technology design of the present invention, a variety of simple variants can be carried out to technical scheme, this
A little simple variants belong to protection scope of the present invention.
It is further to note that each particular technique feature described in above-mentioned embodiment, in not lance
In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, the present invention to it is various can
The combination of energy no longer separately illustrates.
In addition, various embodiments of the present invention can be combined randomly, as long as it is without prejudice to originally
The thought of invention, it should equally be considered as content disclosed in this invention.
Claims (10)
1. the overall silver-plated outer conductor coaxial radio frequency cable of a kind of insulating barrier, it is characterised in that including being arranged successively from inside to outside
Conductor (1), insulation sleeve (2), roughened layer (3) and silver coating (4), the roughened layer (3) from inside to outside include resin bed and change
Product silver layer is learned, the silver coating (4) thickeies silver layer for plating.
2. the overall silver-plated outer conductor coaxial radio frequency cable of insulating barrier according to claim 1, wherein, the conductor (1)
A diameter of (0.54 ± 0.005) mm described in insulation sleeve (2) thickness be (1.50 ± 0.08) mm, the thickness of the roughened layer (3)
Spend for (0.10 ± 0.003) mm, the thickness of the silver coating (4) is (10~15) μm.
3. the overall silver-plated outer conductor coaxial radio frequency cable of insulating barrier according to claim 2, wherein, the insulating barrier
Thickness is (1.50 ± 0.08) mm, and the thickness of the chemistry product silver layer is (1.0~2.0) μm.
4. the overall silver-plated outer conductor coaxial radio frequency cable of insulating barrier according to any one in claim 1-3, wherein,
The resin bed is to gather full tetrafluoroethene particle.
5. the overall silver-plated outer conductor coaxial radio frequency cable of insulating barrier according to claim 4, wherein, the conductor (1)
Formed by the way that the silver-plated circular copper wire of multiply is stranded；The insulation sleeve (2) is made by gathering full tetrafluoroethene physical blowing.
6. a kind of system of the overall silver-plated outer conductor coaxial radio frequency cable of insulating barrier in 1-5 such as claim as described in any one
Preparation Method, the preparation method includes the outside formation insulated wire cores that the insulation sleeve (2) is sheathed on to the conductor (1), its
It is characterised by, the preparation method also includes：
1) surface of the insulated wire cores is subjected to sofening treatment, the resin particle after preheating is then attached to the insulated wire
The surface of core, is then sintered, is cooled into the resin bed surface coarsening core is made；
2) the surface coarsening core is sequentially passed through into sensitizing solution and carries out sensitized treatment, by activating solution progress activation process, warp
Cross reaction solution progress redox reaction and chemistry product silver layer is formed on the surface of the surface coarsening core；
3) silver coating (4) is formed on the surface of the chemistry product silver layer by galvanoplastic.
7. preparation method according to claim 6, wherein, in step 1) in, insulated wire cores after sofening treatment
Surface temperature is 300-350 DEG C, and the temperature of the resin particle after preheating is 25-30 DEG C；The sintering at least meets following
Condition：Sintering temperature is 350-400 DEG C, and sintering time is (5~10) min.
8. the preparation method according to claim 6 or 7, wherein, in step 2) in, the sensitized treatment at least meets following
Condition：Sensitizing solution is second order silver ionized water solution, and sensitization time is (10~15) min, and sensitizing temperature is (40 ± 10) DEG C, sensitization
Pressure is 0.9-1.1MPa；
The activation process at least meets following condition：Activating solution is silver ionized water solution, and soak time is 10~15) min, living
It is (70 ± 10) DEG C to change temperature, and activation pressure is 0.4-0.6Mpa；
The redox reaction at least meets following condition：Reaction solution is that (weight ratio is 1 to glucose with pure aqueous mixtures：
1.1-1.3), it is (15~30) min in the reaction time to be, reaction temperature is (40 ± 10) DEG C, and reaction pressure is 0.4-0.6Mpa.
9. the preparation method according to claim 6 or 7, wherein, in step 3) in, the galvanoplastic use lopping circulation side
Formula is carried out, specific to meet：The number of turns is enclosed for 35-40, and electric current is 10-12A, and the time is 25-35min.
10. preparation method according to claim 9, wherein, in step 3) after, the preparation method also includes：Institute
State silver coating (4) show be passivated processing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710368519.9A CN107240743A (en) | 2017-05-23 | 2017-05-23 | The overall silver-plated outer conductor coaxial radio frequency cable and preparation method thereof of insulating barrier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710368519.9A CN107240743A (en) | 2017-05-23 | 2017-05-23 | The overall silver-plated outer conductor coaxial radio frequency cable and preparation method thereof of insulating barrier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107240743A true CN107240743A (en) | 2017-10-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710368519.9A Pending CN107240743A (en) | 2017-05-23 | 2017-05-23 | The overall silver-plated outer conductor coaxial radio frequency cable and preparation method thereof of insulating barrier |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104681907A (en) * | 2015-02-09 | 2015-06-03 | 中国电子科技集团公司第二十三研究所 | Radio frequency cable with integrated polytetrafluoroethylene insulating surface silver-plating outer conductor, and machining method for radio frequency cable |
| CN105244579A (en) * | 2015-07-27 | 2016-01-13 | 江苏俊知技术有限公司 | Elastic high temperature resistant coaxial cable for communication and preparation method of inner conductor and shielding layer of cable |
-
2017
- 2017-05-23 CN CN201710368519.9A patent/CN107240743A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104681907A (en) * | 2015-02-09 | 2015-06-03 | 中国电子科技集团公司第二十三研究所 | Radio frequency cable with integrated polytetrafluoroethylene insulating surface silver-plating outer conductor, and machining method for radio frequency cable |
| CN105244579A (en) * | 2015-07-27 | 2016-01-13 | 江苏俊知技术有限公司 | Elastic high temperature resistant coaxial cable for communication and preparation method of inner conductor and shielding layer of cable |
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Application publication date: 20171010 |
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