CN109859888A - A kind of high speed parallel cable of digital communication - Google Patents
A kind of high speed parallel cable of digital communication Download PDFInfo
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- CN109859888A CN109859888A CN201910104278.6A CN201910104278A CN109859888A CN 109859888 A CN109859888 A CN 109859888A CN 201910104278 A CN201910104278 A CN 201910104278A CN 109859888 A CN109859888 A CN 109859888A
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- digital communication
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Abstract
A kind of high speed parallel cable of digital communication of the present invention, it includes internal structure, internal structure includes at least one set of parallel right, it is described to be extended in parallel in parallel to including more than one pair of inner conductor and the insulator being coated on other than inner conductor, more than one pair of inner conductor arranged in parallel；For insulator by disposable extrusion molding to coat the inner conductor together, the insulator is provided at least one longitudinal air duct along its length direction.A kind of digital communication of the present invention is with the setting of air duct longitudinal in high speed parallel cable so that the dielectric constant of insulator is lower, reduce transmission loss, integrally formed insulator makes high speed and low time lag of the digital communication with high speed parallel cable realization transmission speed, in addition ground wire is placed in the notch of insulator, so that parallel pair of integraty is more preferable, the compact and regularity for improving structure increase the digital communication reliability of high speed parallel cable.
Description
Technical field
The present invention relates to a kind of high speed parallel cables of digital communication.
Background technique
In recent years, with the data transmission of the electronic equipments such as computer, for electricity used in these equipment
Cable gradually requires the high speed of transmission speed.If further high speed is wanted in the data processing of the electronic equipments such as computer, transmission,
When being then not only strongly required the high speed of transmission speed, but also being strongly required to inhibit conductor to delay between internal and conductor pair
Between uneven, low time lag.
Traditional parallel cable is respectively coated individual conductor by foamed insulation body, then carries out doubling again, so that
The position in double-core parallel direction becomes unstable, can cause adverse effect to impedance.
Therefore patent 201210527995.8 discloses a kind of parallel type foamed coaxial cable, has solved the above problems, so
Although and foamed insulation body is arranged in a manner of coating inner conductor together disposable extrusion molding in the patent,
This mode since foamed insulation body needs to guarantee that certain support strength can make the stabilization of internal conductor position, because
The porosity of this foamed insulation body internal capillary cannot be excessively high, however the foamed insulation body of small porosity makes cable carry out letter
Number transmission when dielectric constant or it is higher transmission loss is affected, more be not able to satisfy the transmission performance increasingly promoted
Requirement.
Therefore seek stable structure, easy to produce, transmission loss is small, and can be achieved at the same time transmission speed high speed and
A kind of high speed parallel cable of digital communication of low time lag.
Summary of the invention
The purpose of the present invention is to overcome the above shortcomings and to provide stable structure, easy to produce, and transmission loss is small, and can
The high speed of transmission speed and a kind of high speed parallel cable of digital communication of low time lag are realized simultaneously.
The object of the present invention is achieved like this:
A kind of high speed parallel cable of digital communication, it includes internal structure, and internal structure includes that at least one set is parallel right,
It is described in parallel to including more than one pair of inner conductor and the insulator that is coated on other than inner conductor, more than one pair of inside
Conductor arranged in parallel extends in parallel；Insulator by disposable extrusion molding the inner conductor to be coated together, it is described absolutely
Edge body is provided at least one longitudinal air duct along its length direction.
As a preference, being provided with ground wire, ground wire and insulator on the outside of insulator by carrying out in parallel to shielded layer
Cladding is in parallel provided in parallel to shielding layer shielded layer outside.
As a preference, the outside of internal structure is provided with shielding layer, shielded layer, shielded layer are provided with outside shielding layer
Outside is provided with braiding layer, is provided with restrictive coating outside braiding layer.
As a preference, wherein insulator is that foamed insulation body makes have micropore inside insulator.
As a preference, longitudinal air duct includes multiple first air ducts, multiple first air ducts are around interior
Portion's conductor is arranged circumferentially.
As a preference, also having biggish insulator on the central axes of line between two neighboring inner conductor
The second air duct is arranged in the space in space.
As a preference, at least one long side position in insulator opens up jagged, notch geometry concave curved surface, notch
Interior placement ground wire.
As a preference, ground wire has two, two ground wires are symmetrically arranged on the outside of the long side of insulator.
As a preference, ground wire has two, two ground wires are symmetrically arranged on the outside of the arc-shaped edges of insulator.
Compared with prior art, the beneficial effects of the present invention are:
The setting of digital communication of present invention longitudinal direction air duct in high speed parallel cable a kind of so that insulator dielectric
Constant is lower, reduces transmission loss, and integrally formed insulator makes digital communication realize biography with high speed parallel cable
In addition the high speed of defeated speed and low time lag are placed ground wire and are mentioned so that parallel pair of integraty is more preferable in the notch of insulator
The high compact and regularity of structure, increases the digital communication reliability of high speed parallel cable.
Detailed description of the invention
Fig. 1 is a kind of high speed parallel cable schematic diagram of digital communication of the invention.
Fig. 2 is the insulator form schematic diagram of the embodiment of the present invention 1.
Fig. 3 is the insulator form schematic diagram of the embodiment of the present invention 2.
Fig. 4 is the parallel to form schematic diagram of the embodiment of the present invention 3.
Fig. 5 is the parallel to form schematic diagram of the embodiment of the present invention 4.
Fig. 6 is the parallel to form schematic diagram of the embodiment of the present invention 5.
Wherein:
In parallel to 100, shielding layer 200, shielded layer 300, braiding layer 400, restrictive coating 500；
Inner conductor 101, insulator 102, notch 102.1, longitudinal air duct 103, the first air duct 103.1, the
Two air ducts 103.2, ground wire 104, in parallel to shielded layer 105, in parallel to shielding layer 106.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiment is only invention a part of the embodiment, instead of all the embodiments.Based on this
Embodiment in invention, every other reality obtained by those of ordinary skill in the art without making creative efforts
Example is applied, shall fall within the protection scope of the present invention.
Referring to Fig. 1-Fig. 6, a kind of high speed parallel cable of digital communication of the present invention, it includes internal structure, interior
Portion's structure includes at least one set in parallel to 100, and the outside of internal structure is provided with shielding layer 200, is provided with outside shielding layer 200
Shielded layer 300 is provided with braiding layer 400 outside shielded layer 300, restrictive coating 500 is provided with outside braiding layer 400.
The insulation for including more than one pair of inner conductor 101 to 100 in parallel and being coated on other than inner conductor 101
Body 102, insulator 102 are polyethylene (PE), fluorinated ethylene propylene copolymer (FEP), perfluoroalkyl alkoxy copolymer (PFA), second
Foamed thermoplastic polymers or the other materials such as alkene tetrafluoroethylene copolymer (ETFE), polyolefin copolymer.One pair of them
Above 101 arranged in parallel of inner conductor extends in parallel；Insulator 102 is by disposable extrusion molding to lead the inside
Body 101 coats together, and the insulator 102 is provided at least one longitudinal air duct 103 along its length direction.Insulator
102 outsides are provided with ground wire 104, ground wire 104 and insulator 102 by coating in parallel to shielded layer 105, in parallel to screen
It covers and is provided in parallel outside layer 105 to shielding layer 106.Wherein insulator 102 is preferably that foamed insulation body makes it internal with micro-
Hole.
Embodiment 1
102 form of insulator: longitudinal air duct 103 includes multiple first air ducts 103.1, and multiple first air are logical
Road 103.1 is arranged circumferentially around inner conductor 101.
Embodiment 2
102 form of insulator: on the basis of embodiment 1, longitudinal air duct 103 further includes the second air duct
103.2, since the global sections shape of insulator 102 is kidney ellipsoid, the first sky is arranged circumferentially in inner conductor 101
Other than gas channel 103.1, also there is biggish insulator 102 between two neighboring inner conductor 101 on the central axes of line
Space, therefore the space be arranged the second air duct 103.2, the sectional dimension of the second air duct 103.2 can be bigger
In the sectional dimension of the first air duct 103.1；Second air duct 103.2 can for circular cross-section, triangular-section or
Other odd-shaped cross sections, the shape for meeting the insulator 102 in the region are done as far as possible under the premise of meeting physical strength
To the air duct area phase for the same inner conductor 101, in the unit section area of each direction of the launch on periphery
Together, while there is also the arrangements of insulator 101 as identical as possible on different 101 peripheries of inner conductor.
Embodiment 3
In parallel to 100 forms: on the basis of embodiment 1 or 2, since the global sections shape of insulator 102 is oval
Shape opens up jagged 102.1 in the long side position of a wherein kidney ellipsoid, and the shape of notch geometry concave curved surface, concave curved surface is smooth,
Ground wire 104 is placed in notch 102.1, the outside of ground wire 104 is equal to or corresponding insulator slightly higher than at notch 102.1
The long side plane of 102 kidney ellipsoid, using ground wire when in parallel coating ground wire 104 and insulator 102 to shielded layer 105
104 lateral surface is close in parallel to the medial surface of shielded layer 105.
Embodiment 4
In parallel to 100 forms: on the basis of embodiment 1 or 2, since the global sections shape of insulator 102 is oval
Shape opens up jagged 102.1 in the long side position of wherein two kidney ellipsoids, and the shape of notch geometry concave curved surface, concave curved surface is smooth,
Ground wire 104 is placed in notch 102.1, the outside of ground wire 104 is equal to or corresponding insulator slightly higher than at notch 102.1
The long side plane of 102 kidney ellipsoid, using ground wire when in parallel coating ground wire 104 and insulator 102 to shielded layer 105
104 lateral surface is close in parallel to the medial surface of shielded layer 105.
Embodiment 5
On the basis of embodiment 1 or 2, since the global sections shape of insulator 102 is kidney ellipsoid two waists wherein
A ground wire 104 is respectively placed on the outside of circular round edge, using in parallel carrying out ground wire 104 and insulator 102 to shielded layer 105
Cladding.
The above is only specific application examples of the invention, are not limited in any way to protection scope of the present invention.All uses
Equivalent transformation or equivalent replacement and the technical solution formed, all fall within rights protection scope of the present invention.
Claims (10)
1. a kind of high speed parallel cable of digital communication, it is characterised in that it includes internal structure, and internal structure includes at least one
Group is described to include in parallel more than one pair of inner conductor (101) to (100) and be coated on inner conductor in parallel to (100)
(101) insulator (102) other than, more than one pair of inner conductor (101) arranged in parallel extend in parallel；Insulator (102) is logical
Disposable extrusion molding is crossed to coat the inner conductor (101) together, the insulator (102) sets along its length direction
It is equipped at least one longitudinal air duct (103).
2. a kind of high speed parallel cable of digital communication according to claim 1, it is characterised in that on the outside of insulator (102)
It is provided with ground wire (104), ground wire (104) and insulator (102) are parallel right by coating in parallel to shielded layer (105)
It is provided in parallel outside shielded layer (105) to shielding layer (106).
3. a kind of high speed parallel cable of digital communication according to claim 1, it is characterised in that the outside of internal structure
It is provided with shielding layer (200), is provided with shielded layer (300) outside shielding layer (200), be provided with braiding outside shielded layer (300)
Layer (400), braiding layer (400) is external to be provided with restrictive coating (500).
4. a kind of high speed parallel cable of digital communication according to claim 1, it is characterised in that wherein insulator (102)
Make that there is micropore inside insulator for foamed insulation body.
5. a kind of high speed parallel cable of digital communication according to claim 1, it is characterised in that longitudinal air duct
It (103) include multiple first air ducts (103.1), multiple first air ducts (103.1) are circumferential around inner conductor (101)
It is evenly arranged.
6. a kind of high speed parallel cable of digital communication according to claim 1, it is characterised in that in two neighboring inside
The second air is set in the space also with the space of biggish insulator (102) on the central axes of line between conductor (101)
Channel (103.2).
7. a kind of high speed parallel cable of digital communication according to claim 1, it is characterised in that in insulator (102)
At least one long side position opens up jagged (102.1), notch geometry concave curved surface, places ground wire (104) in notch (102.1).
8. a kind of high speed parallel cable of digital communication according to claim 2, it is characterised in that ground wire (104) has two
Root, two ground wires (104) are symmetrically arranged on the outside of the long side of insulator.
9. a kind of high speed parallel cable of digital communication according to claim 2, it is characterised in that ground wire (104) has two
Root, two ground wires (104) are symmetrically arranged on the outside of the arc-shaped edges of insulator.
10. a kind of parallel right, it is characterised in that including more than one pair of inner conductor (101) and be coated on inner conductor
(101) insulator (102) other than, more than one pair of inner conductor (101) arranged in parallel extend in parallel；Insulator (102) is logical
Disposable extrusion molding is crossed to coat the inner conductor (101) together, the insulator (102) sets along its length direction
It is equipped at least one longitudinal air duct (103).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910104278.6A CN109859888A (en) | 2019-02-01 | 2019-02-01 | A kind of high speed parallel cable of digital communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910104278.6A CN109859888A (en) | 2019-02-01 | 2019-02-01 | A kind of high speed parallel cable of digital communication |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109859888A true CN109859888A (en) | 2019-06-07 |
Family
ID=66897441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910104278.6A Pending CN109859888A (en) | 2019-02-01 | 2019-02-01 | A kind of high speed parallel cable of digital communication |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203966662U (en) * | 2013-07-16 | 2014-11-26 | 日立金属株式会社 | Differential transmission cable and multipair differential transmission cable |
| CN204010815U (en) * | 2014-08-14 | 2014-12-10 | 惠州市德胜电线有限公司 | A kind of circular coaxial cable for high-frequency data transmission |
| CN204516473U (en) * | 2015-02-04 | 2015-07-29 | 神宇通信科技股份公司 | Parallel signal is to USB3.1 cable |
| CN106257599A (en) * | 2015-06-16 | 2016-12-28 | 日立金属株式会社 | High-speed transfer cable and manufacture method thereof |
| CN108010634A (en) * | 2016-10-29 | 2018-05-08 | 江苏俊知技术有限公司 | The active parallel two-conductor banding high speed data transfer component of big data |
| CN108847302A (en) * | 2018-06-22 | 2018-11-20 | 江苏艾力升电缆有限公司 | A kind of coaxial cable with low-loss shielded layer |
| CN209447564U (en) * | 2019-02-01 | 2019-09-27 | 神宇通信科技股份公司 | A kind of high speed parallel cable of digital communication |
-
2019
- 2019-02-01 CN CN201910104278.6A patent/CN109859888A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203966662U (en) * | 2013-07-16 | 2014-11-26 | 日立金属株式会社 | Differential transmission cable and multipair differential transmission cable |
| CN204010815U (en) * | 2014-08-14 | 2014-12-10 | 惠州市德胜电线有限公司 | A kind of circular coaxial cable for high-frequency data transmission |
| CN204516473U (en) * | 2015-02-04 | 2015-07-29 | 神宇通信科技股份公司 | Parallel signal is to USB3.1 cable |
| CN106257599A (en) * | 2015-06-16 | 2016-12-28 | 日立金属株式会社 | High-speed transfer cable and manufacture method thereof |
| CN108010634A (en) * | 2016-10-29 | 2018-05-08 | 江苏俊知技术有限公司 | The active parallel two-conductor banding high speed data transfer component of big data |
| CN108847302A (en) * | 2018-06-22 | 2018-11-20 | 江苏艾力升电缆有限公司 | A kind of coaxial cable with low-loss shielded layer |
| CN209447564U (en) * | 2019-02-01 | 2019-09-27 | 神宇通信科技股份公司 | A kind of high speed parallel cable of digital communication |
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