CN204066792U - A kind of flat coaxial cable for high frequency data transfer - Google Patents
A kind of flat coaxial cable for high frequency data transfer Download PDFInfo
- Publication number
- CN204066792U CN204066792U CN201420457926.9U CN201420457926U CN204066792U CN 204066792 U CN204066792 U CN 204066792U CN 201420457926 U CN201420457926 U CN 201420457926U CN 204066792 U CN204066792 U CN 204066792U
- Authority
- CN
- China
- Prior art keywords
- oversheath
- layer
- electric wire
- coaxial cable
- signal transmission
- 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
- 230000008054 signal transmission Effects 0.000 claims abstract description 45
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 25
- 229920002313 fluoropolymer Polymers 0.000 claims description 25
- 239000004020 conductor Substances 0.000 claims description 15
- 239000011889 copper foil Substances 0.000 claims description 13
- 238000009413 insulation Methods 0.000 claims description 13
- 229910052751 metal Inorganic materials 0.000 claims description 13
- 239000002184 metal Substances 0.000 claims description 13
- 229910052802 copper Inorganic materials 0.000 claims description 12
- 239000010949 copper Substances 0.000 claims description 12
- 238000004804 winding Methods 0.000 claims description 12
- 239000005030 aluminium foil Substances 0.000 claims description 9
- 229920000728 polyester Polymers 0.000 claims description 9
- 230000004888 barrier function Effects 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 abstract description 13
- 238000010276 construction Methods 0.000 abstract description 4
- 239000010410 layer Substances 0.000 description 41
- -1 21132 Substances 0.000 description 2
- 230000004069 differentiation Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical group [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 230000003712 anti-aging effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B11/00—Communication cables or conductors
- H01B11/18—Coaxial cables; Analogous cables having more than one inner conductor within a common outer conductor
- H01B11/20—Cables having a multiplicity of coaxial lines
- H01B11/203—Cables having a multiplicity of coaxial lines forming a flat arrangement
Landscapes
- Insulated Conductors (AREA)
Abstract
The utility model discloses a kind of flat coaxial cable for high frequency data transfer, comprise electric wire, pair twist signal transmssion line, parallel signal transmission line and oversheath, oversheath is arranged on the outermost layer of cable, and electric wire, pair twist signal transmssion line and parallel signal transmssion line are arranged on the inside of oversheath.Described oversheath is flat, and described parallel signal transmission line is arranged on the side of oversheath inside, and described parallel signal transmission line comprises four pairs of parallel signal transmission lines pair, and four pairs of described parallel signal transmission lines are to being double-deck laid out in parallel; Described electric wire is arranged on the opposite side of oversheath inside, and described electric wire comprises pair of electrons line pair, and described electric wire is to vertical arrangement; Described pair twist signal transmssion line is arranged between parallel signal transmission line and electric wire.Flat coaxial cable of the present utility model has that transmission speed is fast, shield effectiveness good, stability is excellent and the feature of easy construction.
Description
Technical field
The utility model relates to high-frequency signal wire rod field, specifically refers to a kind of flat coaxial cable for high frequency data transfer.
Background technology
In recent years, along with popularizing of 3C number, high frequency data transfer causes the concern of more and more people.Traditional high frequency data transfer wire rod many employings USB2.0 standard, there is difference differential impedance high, transmission delay differences is large, and decay, all there is certain defect in near-end loss, remote loss, volume of transmitted data, can not adapt to the requirement of modern product in speed, range of application compares limitation.And more and more stronger along with modern's space layout idea, it is also proposed new requirement for the volume exclusion of high frequency data transfer wire rod, convenience.At present, existing high-frequency transmission cable is all with round structure layout, and the space shared in electronic product of interface is large, to processing and inner winding displacement layout all not convenient.
Utility model content
The purpose of this utility model is to provide a kind of flat coaxial cable for high frequency data transfer, has that transmission speed is fast, shield effectiveness good, stability is excellent and the feature of easy construction.
The utility model can be achieved through the following technical solutions:
The utility model discloses a kind of flat coaxial cable for high frequency data transfer, comprise electric wire, pair twist signal transmssion line, parallel signal transmission line and oversheath, oversheath is arranged on the outermost layer of cable, and electric wire, pair twist signal transmssion line and parallel signal transmssion line are arranged on the inside of oversheath.Described oversheath is flat, and described parallel signal transmission line is arranged on the side of oversheath inside, and described parallel signal transmission line comprises four pairs of parallel signal transmission lines pair, and four pairs of described parallel signal transmission lines are to being double-deck laid out in parallel; Described electric wire is arranged on the opposite side of oversheath inside, and described electric wire comprises pair of electrons line pair, and described electric wire is to vertical arrangement; Described pair twist signal transmssion line is arranged between parallel signal transmission line and electric wire.Employing platypelloid type designs, and can meet comparatively narrow space requirement, very convenient wiring in practice of construction wiring; Adopt parallel signal transmission line to two-layer side by side and electric wire vertical point both sides and pair twist holding wire are arranged between two parties, both effectively utilized platypelloid type space, also very convenient in processing, effectively improve the effect shielded; The form adopting line right occurs, ensure that the stability of signal transmission, avoids the impact of the high-frequency signal transmission that conventional coaxial structure cable core causes because structure is unfixing and position distribution is uneven, substantially increases the speed of transmission; The structure adopting the wrapped cable core set by two coaxial configurations of aluminium foil to fix arranged in parallel effectively can reduce the impact of rear operation making on its high frequency signal attenuation, ensures the high stability of high-frequency signal transmission.
Preferably, described parallel signal transmission line is to comprising two coaxial cable cores, and described coaxial cable core is wrapped stranded by aluminium foil, stranded by aluminium foil, makes two coaxial cable cores with parallel signal transmission line to connecting up, and effectively reduces the difficulty of processing,
Preferably, described pair twist signal transmssion line is USB2.0 pair twist signal transmssion line, comprise some pair twist Signal transmissions cable cores, described pair twist Signal transmissions cable core comprises pair twist signal metal conductor, fluoroplastic insulation layer and metal conductive shield layer, described fluoroplastic insulation layer is coated on pair twist signal metal conductor outside surfaces, described metallic conduction covers layer and is coated on fluoroplastic insulation layer outer surface, and described metal conductive shield layer is aluminium foil.Using fluoroplastics as insulating barrier, media stabilize, transmission attenuation is little, loss of signal is little, and minimum internal delay is poor, ensure that the stability of transmission.
Preferably, described coaxial cable core comprises coaxial signal metallic conductor, fluoroplastics overcoat and internal shield, and described fluoroplastics overcoat is coated on the outer surface of coaxial signal metallic conductor, and described internal shield is coated on fluoroplastics overcoat outer surface.Using fluoroplastics as overcoat, media stabilize, transmission attenuation is little, loss of signal is little, and minimum internal delay is poor, ensure that the stability of transmission.
Preferably, described internal shield comprises copper cash winding layer, copper foil layer and polyester layer, described copper cash winding layer is wrapped in described fluoroplastic insulation layer outer surface, and described copper foil layer is coated on copper cash winding layer outer surface, and described polyester layer is coated on copper foil layer outer surface.The material of described copper foil tape is Copper Foil, and its flexibility is good, and shield effectiveness is good, and copper foil layer is coated on copper cash winding layer surface, not only enhances shield effectiveness, also guarantees the signal attenuation that wire rod produces because of production in rear processing procedure; Polyester layer, as protective layer, can be selected the polyester material without color as required, thus effectively distinguish in the application of product.
Preferably, described metallic conductor is tin-coated copper, and described oversheath is PVC insulating barrier or TPE insulating barrier, has high-tensile, high elongation rate, and the advantage that anti-aging, life-span are grown.Meanwhile, also can arrange oversheath is as required different colors, both meets the needs of wiring, improves again the difference degree of wiring.
High frequency data transfer cable described in the utility model, compared with traditional transmission cable, has following beneficial effect:
The first, transmission speed is fast, with USB3.1 transmission standard at platypelloid type oversheath inner Rational Arrangement parallel signal transmission line, electric wire and pair twist holding wire, effectively promotes transmission speed;
The second, shield effectiveness is good, and parallel signal transmission line, electric wire and pair twist holding wire independently fixed arrangement, effectively shield interference;
Three, stability is excellent, and parallel signal transmission line, electric wire and pair twist holding wire are independently arranged, and coordinates simultaneously and is provided with overcoat or insulating barrier, effectively protect the hop of inside, improve stability;
Four, easy construction, adopts platypelloid type outward appearance, saves per-interface space, and refute with interface and connect conveniently, wire rod is soft, and wiring operations is simple.
Accompanying drawing explanation
Accompanying drawing 1 is the structural representation in a kind of flat coaxial cable cross section for high frequency data transfer of the utility model;
Accompanying drawing 2 is the right cross section structure schematic diagram of the parallel signal transmission line of a kind of flat coaxial cable for high frequency data transfer of the utility model;
Reference numeral comprises: 1, oversheath, 2, parallel signal transmission line, 3, pair twist signal transmssion line, 4, electric wire, 21, parallel signal transmission line pair, 31, pair twist Signal transmissions cable core, 41, electric wire pair, 211, coaxial cable core, 212, aluminium foil, 2111, coaxial signal metallic conductor, 2112, fluoroplastics overcoat, 2113, internal shield, 21131, copper cash winding layer, 21132, copper foil layer, 21133, polyester layer, 311, coaxial signal metallic conductor, 312, fluoroplastic insulation layer, 313, metal conductive shield layer.
Embodiment
In order to make those skilled in the art person understand the technical solution of the utility model better, below in conjunction with embodiment and accompanying drawing, the utility model product is described in further detail.
As shown in Figure 1, the utility model discloses a kind of flat coaxial cable for high frequency data transfer, comprise electric wire 4, pair twist signal transmssion line 3, parallel signal transmission line 2 and oversheath 1, oversheath 1 is arranged on the outermost layer of cable, and electric wire 4, pair twist signal transmssion line 3 are arranged on the inside of oversheath 1 with parallel signal transmssion line 2.Described oversheath 1 is in flat, described parallel signal transmission line 2 is arranged on the side of oversheath 100 inside, described parallel signal transmission line 2 comprises four pairs of parallel signal transmission lines to 21, and four pairs of described parallel signal transmission lines are double-deck laid out in parallel to 21; Described electric wire 4 is arranged on the opposite side of oversheath 1 inside, and described electric wire 4 comprises pair of electrons line to 41, and described electric wire is vertically arranged to 41; Described pair twist signal transmssion line 3 is arranged between parallel signal transmission line 2 and electric wire 4.Described oversheath 1 is PVC insulating barrier or TPE insulating barrier.
As shown in Figure 1, described parallel signal transmission line comprises two coaxial cable cores 211 to 21, and described coaxial cable core 211 is wrapped stranded by aluminium foil 212.
As shown in Figure 1, described pair twist signal transmssion line 3 is USB2.0 pair twist signal transmssion line, comprise some pair twist Signal transmissions cable cores 31, described pair twist Signal transmissions cable core comprises pair twist signal metal conductor 311, fluoroplastic insulation layer 312 and metal conductive shield layer 313, described fluoroplastic insulation layer 312 is coated on pair twist signal metal conductor 311 outer surface, described metallic conduction covers layer 33 and is coated on fluoroplastic insulation layer 312 outer surface, and described metal conductive shield layer 313 is aluminium foil.
As shown in Figure 2, described coaxial cable core 211 comprises coaxial signal metallic conductor 2111, fluoroplastics overcoat 2112 and internal shield 2113, described fluoroplastics overcoat 2112 is coated on the outer surface of coaxial signal metallic conductor 2111, and described internal shield 2113 is coated on fluoroplastics overcoat 2112 outer surface.
As shown in Figure 2, described internal shield 2113 comprises copper cash winding layer 21131, copper foil layer 21132 and polyester layer 21133, described copper cash winding layer 21131 is wrapped in described fluoroplastic insulation layer 2112 outer surface, described copper foil layer 21132 is coated on copper cash winding layer 21131 outer surface, and described polyester layer 21133 is coated on copper foil layer 21132 outer surface.
The above, be only preferred embodiment of the present utility model, not does any pro forma restriction to the utility model; The those of ordinary skill of all industry all can shown in by specification accompanying drawing and the above and implement the utility model swimmingly; But all those skilled in the art are not departing within the scope of technical solutions of the utility model, disclosed above technology contents can be utilized and make a little change, modify with differentiation equivalent variations, be Equivalent embodiments of the present utility model; Meanwhile, all according to substantial technological of the present utility model to the change of any equivalent variations that above embodiment is done, modify and differentiation etc., within the protection range all still belonging to the technical solution of the utility model.
Claims (6)
1. the flat coaxial cable for high frequency data transfer, comprise electric wire (4), pair twist signal transmssion line (3), parallel signal transmission line (2) and oversheath (1), oversheath (1) is arranged on the outermost layer of cable, electric wire (4), pair twist signal transmssion line (3) is arranged on the inside of oversheath (1) with parallel signal transmssion line (2), it is characterized in that: described oversheath (1) is in flat, described parallel signal transmission line (2) is arranged on oversheath (1) inner side, described parallel signal transmission line (2) comprises four pairs of parallel signal transmission lines to (21), four pairs of described parallel signal transmission lines to (21) in double-deck laid out in parallel, described electric wire (4) is arranged on the inner opposite side of oversheath (1), and described electric wire (4) comprises pair of electrons line to (41), and described electric wire is vertically arranged to (41), described pair twist signal transmssion line (3) is arranged between parallel signal transmission line (2) and electric wire (4).
2. the flat coaxial cable for high frequency data transfer according to claim 1, it is characterized in that: described parallel signal transmission line comprises two coaxial cable cores (211) to (21), described coaxial cable core (211) is wrapped stranded by aluminium foil (212).
3. the flat coaxial cable for high frequency data transfer according to claim 1 and 2, it is characterized in that: described pair twist signal transmssion line (3) is USB2.0 pair twist signal transmssion line, comprise some pair twist Signal transmissions cable cores (31), described pair twist Signal transmissions cable core pair twist signal metal conductor (311), fluoroplastic insulation layer (312) and metal conductive shield layer (313), described fluoroplastic insulation layer (312) is coated on pair twist signal metal conductor (311) outer surface, described metallic conduction covers layer (313) and is coated on fluoroplastic insulation layer (312) outer surface, described metal conductive shield layer (313) is aluminium foil.
4. the flat coaxial cable for high frequency data transfer according to claim 2, it is characterized in that: described coaxial cable core (211) comprises coaxial signal metallic conductor (2111), fluoroplastics overcoat (2112) and internal shield (2113), described fluoroplastics overcoat (2112) is coated on the outer surface of coaxial signal metallic conductor (2111), and described internal shield (2113) is coated on fluoroplastics overcoat (2112) outer surface.
5. the flat coaxial cable for high frequency data transfer according to claim 4, it is characterized in that: described internal shield (2113) comprises copper cash winding layer (21131), copper foil layer (21132) and polyester layer (21133), described copper cash winding layer (21131) is wrapped in described fluoroplastic insulation layer (2112) outer surface, described copper foil layer (21132) is coated on copper cash winding layer (21131) outer surface, and described polyester layer (21133) is coated on copper foil layer (21132) outer surface.
6. the flat coaxial cable for high frequency data transfer according to claim 4 or 5, is characterized in that: described oversheath (1) is PVC insulating barrier or TPE insulating barrier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420457926.9U CN204066792U (en) | 2014-08-14 | 2014-08-14 | A kind of flat coaxial cable for high frequency data transfer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420457926.9U CN204066792U (en) | 2014-08-14 | 2014-08-14 | A kind of flat coaxial cable for high frequency data transfer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204066792U true CN204066792U (en) | 2014-12-31 |
Family
ID=52208252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420457926.9U Expired - Lifetime CN204066792U (en) | 2014-08-14 | 2014-08-14 | A kind of flat coaxial cable for high frequency data transfer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204066792U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105957612A (en) * | 2016-06-24 | 2016-09-21 | 安徽宜德电子有限公司 | Longitudinally-wrapped aluminum plastic composite band coaxial cable |
| CN107274978A (en) * | 2017-06-23 | 2017-10-20 | 安徽华星电缆集团有限公司 | Flat type cable and preparation method thereof |
-
2014
- 2014-08-14 CN CN201420457926.9U patent/CN204066792U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105957612A (en) * | 2016-06-24 | 2016-09-21 | 安徽宜德电子有限公司 | Longitudinally-wrapped aluminum plastic composite band coaxial cable |
| CN107274978A (en) * | 2017-06-23 | 2017-10-20 | 安徽华星电缆集团有限公司 | Flat type cable and preparation method thereof |
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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: 20141231 |
|
| CX01 | Expiry of patent term |