CN203941735U - A kind of PTFE insulated cable - Google Patents
A kind of PTFE insulated cable Download PDFInfo
- Publication number
- CN203941735U CN203941735U CN201420263579.6U CN201420263579U CN203941735U CN 203941735 U CN203941735 U CN 203941735U CN 201420263579 U CN201420263579 U CN 201420263579U CN 203941735 U CN203941735 U CN 203941735U
- Authority
- CN
- China
- Prior art keywords
- insulation layer
- teflon insulation
- layer
- inner wire
- cable
- 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 - Lifetime
Links
- 229920001343 polytetrafluoroethylene Polymers 0.000 title claims abstract description 13
- 239000004810 polytetrafluoroethylene Substances 0.000 title claims abstract description 13
- 238000009413 insulation Methods 0.000 claims abstract description 49
- 239000004809 Teflon Substances 0.000 claims abstract description 41
- 229920006362 Teflon® Polymers 0.000 claims abstract description 41
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000004020 conductor Substances 0.000 claims abstract description 12
- 238000002955 isolation Methods 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 7
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 4
- 230000004888 barrier function Effects 0.000 abstract description 3
- 238000005457 optimization Methods 0.000 description 7
- 238000004891 communication Methods 0.000 description 3
- 239000011889 copper foil Substances 0.000 description 3
- -1 perfluoroethylene-propylene Chemical group 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008520 organization Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Insulated Conductors (AREA)
Abstract
The utility model discloses a kind of PTFE insulated cable, described PTFE insulated cable comprises inner wire and is wrapped in successively teflon insulation layer, outer conductor layer and the sheath of inner wire; Described inner wire forms by bare copper wire is stranded.Be set to bare copper wire by inner wire and can reduce impedance, improve the transmission performance of cable.Stranded mode can further strengthen the flexibility of cable simultaneously, and polytetrafluoroethylmaterial material insulating barrier can improve insulation effect.
Description
Technical field
The utility model relates to a kind of PTFE insulated cable.
Background technology
As everyone knows, radio frequency coaxial-cable is indispensable element in range radio communication system and electronic equipment, applies widely at aspects such as radio communication and broadcast, TV, radar, navigation, computer and instrument.Growing along with the communication technology, requirement to radio frequency cable is more and more higher, should ensure that it has good transmission performance and mechanical performance, require lower impedance also to require cable to have certain flexibility, the insulation property between internal and external conductor also need to improve simultaneously simultaneously.Prior art is badly in need of good, the flexible better and good cable of insulation effect of a kind of electric conductivity.
Utility model content
The purpose of this utility model is to overcome the defect existing in prior art, provides a kind of electric conductivity good, the flexible better and good PTFE insulated cable of insulation effect.
For achieving the above object, the technical solution of the utility model has been to provide a kind of PTFE insulated cable, and described PTFE insulated cable comprises inner wire and is wrapped in successively teflon insulation layer, outer conductor layer and the sheath of inner wire; Described inner wire forms by bare copper wire is stranded.Be set to bare copper wire by inner wire and can reduce impedance, improve the transmission performance of cable.Stranded mode can further strengthen the flexibility of cable simultaneously, and polytetrafluoroethylmaterial material insulating barrier can improve insulation effect.
As preferably, institute's inner wire is by 12 stranded forming of bare copper wire, described inner wire overall diameter size 0.2 ~ 0.3mm.Such design is the further optimization to scheme.
As preferably, described outer conductor layer is bare copper wire braid, described outer conductor layer overall diameter size 0.9 ~ 1.3mm.Such design is the further optimization to scheme.
As preferably, described teflon insulation layer overall diameter size is 0.7 ~ 0.9mm.Such design is the further optimization to scheme.
As preferably, described teflon insulation layer is to be provided with air insulating layer in solid layer or teflon insulation layer.Such design is the further abundant and optimization to scheme.
As preferably, described sheath is perfluoroethylene-propylene sheath, and described sheath overall diameter scope is 1.1 ~ 1.3mm; Between described teflon insulation layer and organization level, be provided with copper foil layer.Such design is the further optimization to scheme, improves shield effectiveness.
As preferably, in described teflon insulation layer, be provided with air insulating layer, inside and outside interior teflon insulation layer and the outer teflon insulation layer of being respectively of described air insulating layer, is provided with isolation pad in described air insulating layer.Such design is the further optimization to scheme, improves insulation effect.
As preferably, described isolation pad is divergence form support chip, described divergence form support chip is radially dispersed from the outside teflon insulation layer of interior teflon insulation layer along cable, and institute's divergence form support chip is respectively with interior teflon insulation layer and outer teflon insulation layer fixed bonding or be wholely set.Such design is the further abundant and optimization to scheme, improves insulation effect.
Advantage of the present utility model and beneficial effect are: be set to bare copper wire by inner wire and can reduce impedance, improve the transmission performance of cable.Stranded mode can further strengthen the flexibility of cable simultaneously, and polytetrafluoroethylmaterial material insulating barrier can improve insulation effect.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the present utility model;
Fig. 2 is another kind of structural representation of the present utility model;
Fig. 3 is the utility model divergence form support piece structure schematic diagram.
In figure: 1, inner wire; 2, teflon insulation layer; 3, outer conductor layer; 4, sheath; 5, copper foil layer; 6, air insulating layer; 7, interior teflon insulation layer; 8, outer teflon insulation layer; 9, divergence form support chip.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is further described.Following examples are only for the technical solution of the utility model is more clearly described, and can not limit protection range of the present utility model with this.
As shown in Figure 1-Figure 3, a kind of PTFE insulated cable, described PTFE insulated cable comprises inner wire 1 and is wrapped in successively the teflon insulation layer 2 of inner wire 1, outer conductor layer 3 and sheath 4; Described inner wire 1 forms by bare copper wire is stranded.
Institute's inner wire 1 is by 12 stranded forming of bare copper wire, and described inner wire 1 overall diameter size is 0.2 ~ 0.3mm.
Described outer conductor layer 3 is bare copper wire braid, and described outer conductor layer 3 overall diameter sizes are 0.9 ~ 1.3mm.
Described teflon insulation layer 2 is perfluoroethylene-propylene teflon insulation layer, and described teflon insulation layer 2 overall diameter size are 0.7 ~ 0.9mm.
Described teflon insulation layer 2 is for being provided with air insulating layer 6 in solid layer or teflon insulation layer 2.
Described sheath 4 overall diameter scopes are 1.1 ~ 1.3mm; Between described teflon insulation layer and organization level, be provided with copper foil layer 5.
In described teflon insulation layer, be provided with air insulating layer 6, inside and outside interior teflon insulation layer 7 and the outer teflon insulation layer 8 of being respectively of described air insulating layer 6, is provided with isolation pad in described air insulating layer 6.
Described isolation pad is divergence form support chip 9, described divergence form support chip 9 is radially dispersed from the outside teflon insulation layer 8 of interior teflon insulation layer 7 along cable, institute's divergence form support chip 9 is respectively with interior teflon insulation layer 7 and outer teflon insulation layer 8 fixed bonding or be wholely set, and divergence form support chip 9 is polytetrafluoroethylene material.
The above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art; do not departing from the front lower of the utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (1)
1. a PTFE insulated cable, is characterized in that: described PTFE insulated cable comprises inner wire and is wrapped in successively teflon insulation layer, outer conductor layer and the sheath of inner wire; Described inner wire forms by bare copper wire is stranded;
Institute's inner wire is by 12 stranded forming of bare copper wire, described inner wire overall diameter size 0.2 ~ 0.3mm;
Described outer conductor layer is bare copper wire braid, described outer conductor layer overall diameter size 0.9 ~ 1.3mm;
Described teflon insulation layer overall diameter size is 0.7 ~ 0.9mm;
Described teflon insulation layer is to be provided with air insulating layer in solid layer or teflon insulation layer;
In described teflon insulation layer, be provided with air insulating layer, inside and outside interior teflon insulation layer and the outer teflon insulation layer of being respectively of described air insulating layer, is provided with isolation pad in described air insulating layer;
Described isolation pad is divergence form support chip, described divergence form support chip is radially dispersed from the outside teflon insulation layer of interior teflon insulation layer along cable, and institute's divergence form support chip is respectively with interior teflon insulation layer and outer teflon insulation layer fixed bonding or be wholely set.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420263579.6U CN203941735U (en) | 2014-05-21 | 2014-05-21 | A kind of PTFE insulated cable |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420263579.6U CN203941735U (en) | 2014-05-21 | 2014-05-21 | A kind of PTFE insulated cable |
Publications (1)
Publication Number | Publication Date |
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CN203941735U true CN203941735U (en) | 2014-11-12 |
Family
ID=51861034
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201420263579.6U Expired - Lifetime CN203941735U (en) | 2014-05-21 | 2014-05-21 | A kind of PTFE insulated cable |
Country Status (1)
Country | Link |
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CN (1) | CN203941735U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105938733A (en) * | 2016-06-17 | 2016-09-14 | 江阴凯博通信科技有限公司 | Bare-copper insulated anti-counterfeit cable |
-
2014
- 2014-05-21 CN CN201420263579.6U patent/CN203941735U/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105938733A (en) * | 2016-06-17 | 2016-09-14 | 江阴凯博通信科技有限公司 | Bare-copper insulated anti-counterfeit cable |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CX01 | Expiry of patent term |
Granted publication date: 20141112 |