CN107039120A - A kind of cable - Google Patents
A kind of cable Download PDFInfo
- Publication number
- CN107039120A CN107039120A CN201710270822.5A CN201710270822A CN107039120A CN 107039120 A CN107039120 A CN 107039120A CN 201710270822 A CN201710270822 A CN 201710270822A CN 107039120 A CN107039120 A CN 107039120A
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- CN
- China
- Prior art keywords
- signal
- conductor
- insulation
- cable
- earth
- 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.)
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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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/02—Disposition of insulation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
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- Insulated Conductors (AREA)
Abstract
The invention provides a kind of cable, including：At least three signal conductors, at least one earth conductor, the interior quilt of insulation and shielding medium, wherein, the periphery of each signal conductor is enclosed with quilt in the insulation；The shielding medium is wrapped at least one described earth conductor and the insulation；Quilt in the insulation, at least three signal conductor to be separated one by one；The shielding medium, at least three signal conductor separated one by one in the insulation and at least one described earth conductor to be carried out into overall fixed parcel, and the signal interference outside shielding.This programme can improve signal quality.
Description
Technical field
The present invention relates to technical field of cables, more particularly to a kind of cable.
Background technology
Nowadays, cable turns into the plurality of devices such as server, interchanger, computer, notebook computer and intelligent terminal
In a not retrievable part.
At present, the cable of one-channel signal mainly can be transmitted present on market, and one group of signal pair can be transmitted
Cable, wherein, each cable correspondence one ground connection reference bit.So when needing three tunnels of transmission and above signal, then need
Multiple cables are used, two ground connection reference bits are now at least corresponded to.Actual conditions are but considered, each ground connection reference bit is very
It is probably fluctuation, it is not fully identical each other.The signal that is mutually related transmitted is so needed for three tunnels and the above
For, because ground connection reference bit is different, then the signal quality for being greatly likely to result in final output is relatively low.
The content of the invention
The embodiments of the invention provide a kind of cable, it is possible to increase signal quality.
The embodiments of the invention provide a kind of cable, including：At least three signal conductors, at least one earth conductor, absolutely
Quilt and shielding medium in edge, wherein,
The periphery of each signal conductor is enclosed with quilt in the insulation；
The shielding medium is wrapped at least one described earth conductor and the insulation；
Quilt in the insulation, at least three signal conductor to be separated one by one；
The shielding medium, for by least three signal conductor separated one by one in the insulation and described
At least one earth conductor carries out overall fixed parcel, and the signal interference outside shielding.
Preferably,
When the number of the earth conductor is two,
At least three signal conductor is arranged side by side successively；
Two earth conductors are separately positioned on the outside for coming outermost two signal conductors.
Preferably,
When the signal conductor number be three, and the earth conductor number be one when,
The target observations face of three signal conductors is in equilateral triangle；
The earth conductor is arranged on any one side of the equilateral triangle.
Preferably,
The signal conductor is led any one or more material in copper and aluminium and is made by ordinary copper, height.
Preferably,
The earth conductor is led any one or more material in copper and aluminium and is made by ordinary copper, height.
Preferably,
The signal conductor is made up of conductive fiber material.
Preferably,
The conductive fiber is nm-class conducting fibre.
It is made in the insulation by any one material by polythene PE, iron Furong.
Preferably,
The shielding medium is made up of aluminium foil.
Preferably,
Further comprise：It is wrapped in the outer quilt of insulation outside the shielding medium；
The insulation is outer to be provided with sound insulation and noise reduction layer by interior；
The sound insulation and noise reduction layer includes：At least one surrounds the cavity that at least three signal conductor is set.
Each described empty inwall is provided with yarn anti-noise layer.
The embodiments of the invention provide a kind of cable, the cable, which includes at least three signal conductors, at least one ground connection, leads
Body, dielectric and shielding medium, then, can be by the cable when needs transmission at least three tunnels are mutually related signal
Each signal conductor is shared signal all the way and is transmitted respectively, and because each earth conductor in cable is by shielding medium
Parcel and be interconnected, therefore transmission each road signal be refer to same ground connection reference bit, so as to avoid due to each
With reference to the situation of multiple ground connection reference bits when road signal is transmitted by single cable respectively, so, each road finally given is mutual
The voltage of the signal of association is identical, therefore is mutually related signal most according to these each roads with reference to same ground connection reference bit
The signal quality of output is higher eventually.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are the present invention
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
These accompanying drawings obtain other accompanying drawings.
Fig. 1 is a kind of structural representation for cable that one embodiment of the invention is provided；
Fig. 2 is a kind of sectional view for cable that one embodiment of the invention is provided；
Fig. 3 is a kind of sectional view for cable that another embodiment of the present invention is provided；
Fig. 4 is a kind of sectional view for cable that another embodiment of the invention is provided.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
A part of embodiment of the present invention, rather than whole embodiments, based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained on the premise of creative work is not made, belongs to the scope of protection of the invention.
As shown in figure 1, the embodiments of the invention provide a kind of cable, the cable can include：At least three signal conductors
101st, at least one earth conductor 102, insulation in by 103 and shielding medium 104, wherein,
The periphery of each signal conductor 101 is enclosed with the insulation by 103；
In at least one described earth conductor 102 and the insulation shielding medium 104 is wrapped in by 103；
By 103 in the insulation, at least three signal conductor 101 to be separated one by one；
The shielding medium 104, for by least three signal conductor separated one by one by 103 in the insulation
101 and at least one described earth conductor 102 carry out overall fixed parcel, and the outside signal of shielding is disturbed.
Cable as shown in Figure 1, by by least three signal conductors, at least one earth conductor, dielectric and screen
Cover medium composition cable, then, can be by each in the cable when needs transmission at least three tunnels are mutually related signal
Signal conductor is shared signal all the way and is transmitted respectively, and because each earth conductor in cable is by shielding the parcel of medium
And be interconnected, therefore each road signal of transmission is to refer to same ground connection reference bit, so as to avoid due to each road signal
With reference to the situation of multiple ground connection reference bits when being transmitted respectively by single cable, so, each road finally given is mutually related
The voltage of signal is identical, therefore is mutually related signal final output according to these each roads with reference to same ground connection reference bit
Signal quality it is higher.
In an embodiment of the invention, when the number of the earth conductor is two, at least three signal is led
Body is arranged side by side successively；Two earth conductors are separately positioned on the outside for coming outermost two signal conductors.
As shown in Fig. 2 be an a kind of sectional view of the cable being made up of three signal conductors and two earth conductors, bag
Include：Signal conductor 2011, signal conductor 2012, signal conductor 2013, earth conductor 2021, earth conductor 2022, it is wrapped in letter
In the insulation of the periphery of number conductor 2011 by 2031, be wrapped in the insulation of the periphery of signal conductor 2012 by 2032, be wrapped in signal
By 2033 and shielding medium 204 in the insulation of the periphery of conductor 2013, the section it can be seen from the figure that from Fig. 2 displayings is (currently to see
On the basis of the visual angle seen), signal conductor 2011,2012 and 2013 is arranged side by side successively from left to right, and earth conductor 2021 is set
Put in the outside (i.e. the leftmost side) of signal conductor 2011, namely by 2031 left side phase in the insulation with wrapping up signal conductor 2011
Connect, and earth conductor 2022 is then arranged on the outside (i.e. the rightmost side) of signal conductor 2013, namely with wrapping up signal conductor 2013
Insulation in connected by 2033 right side, then inserted respectively with the corresponding signal on outside pcb board by these three signal conductors
Line interface is connected, and when the two earth conductors ground wire socket corresponding on pcb board is connected, signal conductor 2011
Can take earth conductor 2021 nearby as reference bit, signal conductor 2013 is reference bit with earth conductor 2022 nearby, letter
Number conductor 2012 can be reference bit with the either earth conductor 2022 of earth conductor 2021, but due to the outermost of the cable
The fixed parcel of 0 to 360 degree is carried out by shielding medium 204, so that medium 204 is grounded conductor 2021 and ground connection is led by shielding
Body 2022 is connected, so, and corresponding voltage is identical on two earth conductors, for example, being 0v, or is 0.1v, from
And cause three signal conductors in the embodiment of the present invention to be to refer to share same ground connection reference bit, therefore finally give
The corresponding voltage of these three signal conductors is identical.
For example, for VGA (Video Graphics Array, video transmission standard) analog signal, three tunnel phases need to be transmitted
The signal of mutual correlation, then to improve signal quality, the tunnels of Ze Zhe tri- are mutually related signal just can be corresponding using above-mentioned Fig. 2
Cable is transmitted.
The embodiment of the present invention is separately positioned on signal conductor by setting two earth conductors, and by two earth conductors
Most both sides, can preferably improve signal transmission stability, for improve signal quality it is significant.
In an embodiment of the invention, when the number of the signal conductor is three, and the number of the earth conductor
For one when, the target observations faces of three signal conductors is in equilateral triangle；The earth conductor is arranged at described equilateral
On any one side of triangle.
As shown in figure 3, be an a kind of sectional view of the cable being made up of three signal conductors and an earth conductor, bag
Include：Signal conductor 3011, signal conductor 3012, signal conductor 3013, earth conductor 302, it is wrapped in the periphery of signal conductor 3011
Insulation in by 3031, be wrapped in the insulation of the periphery of signal conductor 3012 by 3032, be wrapped in the periphery of signal conductor 3013
By 3033 and shielding medium 304 in insulation, the section it can be seen from the figure that from Fig. 3 displayings is (using currently viewing visual angle as base
It is accurate), signal conductor 3011,3012 and 3013 is in the triangular arranged put upside down, and earth conductor 302 is then arranged on parcel letter
In the insulation of the periphery of number conductor 3011 by 3031 and the periphery of parcel signal conductor 3012 insulation in by between 3032, so, letter
The distance of number conductor 3011 to distance and signal conductor 3012 to the earth conductor 302 of earth conductor 302 is equal, signal conductor
3013 to earth conductor 302 distance slightly than other two signal conductors far, but be compared to signal conductor be arranged side by side
And the earth conductor is provided separately within outermost, it can preferably improve signal quality.
What deserves to be explained is, when transmission is mutually related three road signals, if having two ground wires on corresponding pcb board
Socket, then can the corresponding cables of prioritizing selection Fig. 2 be transmitted, it is relatively stable, then if being only provided with one on corresponding PCB
During individual ground wire socket, then the transmission that the corresponding cables of Fig. 3 carry out three road signals may be selected.
The corresponding cables of Fig. 3 are directed to, the number of earth conductor is not limited to one, also can be set two or three
Deng for example when setting three, other two earth conductor being set and be separately positioned on parcel signal conductor 3011 periphery
In insulation by 3031 and parcel signal conductor 3013 periphery insulation in by between the 3033 and periphery of parcel signal conductor 3012
In insulation by 3032 and parcel signal conductor 3013 periphery insulation in by between 3033, so as to the signal preferably improved
Situations such as quality, but in view of actual conditions, thickness of cable, for the corresponding cable structures of Fig. 3, it may only set one
Earth conductor will be benefited from more.
In an embodiment of the invention, the signal conductor be by ordinary copper, any one high led in copper and aluminium or
Various material is made.
When making signal conductor, corresponding material can be selected according to actual service condition, for example, when for electric conductivity
It is required that when being not especially high, can select ordinary copper and make signal conductor, and when conduction needs are especially high, ordinary copper can not expire
Foot is required, then needs to lead copper from height and make signal conductor.But consider that the scarcity and the market price of copper resource in the world are higher,
Can be using aluminium as making material, but be due to that the low intensity of aluminium, rotproofness are poor, therefore can be made simultaneously using copper and aluminum
Signal conductor.The embodiment of the present invention has been merely given as the material that part makes signal conductor, but is not limited thereto, it is other can
The conductive material for making signal conductor also may be used.
In an embodiment of the invention, the earth conductor be by ordinary copper, any one high led in copper and aluminium or
Various material is made.
In embodiments of the present invention, earth conductor and signal conductor can select identical making material and made, but
The diameter for the earth conductor being fabricated to can be slightly than being made signal conductor diameter it is slightly smaller.
In an embodiment of the invention, the signal conductor is made up of conductive fiber material.
Because conductive fiber has higher pliability, then the signal conductor being made up of conductive fiber is easier to bending, energy
Reach overall raising cable waves performance.For example, the cable is applied in whole machine cabinet server, although technical staff is whole in assembling
Wiring space can be reserved during equipment cabinet server, but is due to that wiring space is smaller, then for that can arrange more
Cable and raising visual experience, in certain circumstances, it may be necessary to bending is carried out to cable, and be made of conductive fiber
Cable, because pliability is higher, can carry out multiple bending and have no effect on the transmission of signal.
In an embodiment of the invention, the conductive fiber is nm-class conducting fibre.
In an embodiment of the invention, it is by any one material of polythene PE, iron Furong in the insulation
It is made.
The diameter of quilt is identical in the insulation that each signal conductor periphery in the embodiment of the present invention is wrapped up, and quilt in insulation
Diameter with need wrap up signal conductor diameter, signal conductor impedance and the material of itself it is relevant.
In addition, the error of the diameter and default diameter gone out in insulation by actual fabrication is general at 0.002 micron to 0.003
Between micron.
In an embodiment of the invention, the shielding medium is made up of aluminium foil.
By aluminium foil to be enclosed with the insulation of signal conductor by and earth conductor carry out overall parcel, can realize with
Isolation shielding between the signal of other outside transmission, preferably improves signal quality, improves EMI (Electro Magnetic
Interference, electromagnetic interference) performance.
In an embodiment of the invention, further comprise：It is wrapped in the outer quilt of insulation outside the shielding medium；
The insulation is outer to be provided with sound insulation and noise reduction layer by interior；
The sound insulation and noise reduction layer includes：At least one surrounds the cavity that at least three signal conductor is set.
As shown in figure 4, be a kind of a certain sectional view for the cable being made up of three signal conductors and an earth conductor, bag
Include：Three signal conductors 401, earth conductor 402, an insulation are interior outer by 405 by 403, shielding medium 404 and insulation.This hair
At least one cavity in bright embodiment is arranged on shielding medium 404 and insulation is outer by (not shown) between 405.
In addition, by outer by interior setting sound insulation and noise reduction layer in insulation, can effectively reduce signal making an uproar in transmitting procedure
Sound, the raising for signal quality is also of great advantage.
In an embodiment of the invention, each described empty inwall is provided with yarn anti-noise layer.
To sum up, each embodiment of the invention at least has the advantages that：
1st, in embodiments of the present invention, by by least three signal conductors, at least one earth conductor, dielectric and
Shield medium composition cable, then, can be by each in the cable when needs transmission at least three tunnels are mutually related signal
Individual signal conductor is shared signal all the way and is transmitted respectively, and because each earth conductor in cable is by shielding the bag of medium
Wrap up in and be interconnected, therefore each road signal of transmission is to refer to same ground connection reference bit, so as to avoid due to each road letter
With reference to the situations of multiple ground connection reference bits when number being transmitted respectively by single cable, so, each road finally given is interrelated
The voltage of signal be identical, it is therefore finally defeated with reference to each roads of same ground connection reference bit signal that is mutually related according to these
The signal quality gone out is higher.
2nd, in embodiments of the present invention, it is possible to achieve being referred to per signal all the way for being transmitted respectively in multiple signal conductors is same
One ground connection reference bit, so that the multichannel of transmission can export identical voltage, realizes that each road is mutually related letter with this
Unification between number,
3rd, in embodiments of the present invention, by setting two earth conductors, and two earth conductors are separately positioned on
The most both sides of signal conductor, can preferably improve the stability of signal transmission, significant for improving signal quality.
4th, in embodiments of the present invention, signal conductor is made by using conductive fiber, because conductive fiber is with higher
Pliability, then the signal conductor being made up of conductive fiber is easier to bending, and can integrally improve cable waves performance.
5th, in embodiments of the present invention, by shielding medium to being enclosed with quilt and earth conductor in the insulation of signal conductor
Overall parcel is carried out, can realize that the isolation between the signal of other outside transmission is shielded, preferably improve signal quality, carry
High EMI performances.
It should be noted that herein, such as first and second etc relational terms are used merely to an entity
Or operation makes a distinction with another entity or operation, and not necessarily require or imply exist between these entities or operation
Any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant be intended to it is non-
It is exclusive to include, so that process, method, article or equipment including a series of key elements not only include those key elements,
But also other key elements including being not expressly set out, or also include solid by this process, method, article or equipment
Some key elements.In the absence of more restrictions, the key element limited by sentence " including one ", is not arranged
Except also there is other identical factor in the process including the key element, method, article or equipment.
One of ordinary skill in the art will appreciate that：Realizing all or part of step of above method embodiment can pass through
Programmed instruction related hardware is completed, and foregoing program can be stored in the storage medium of embodied on computer readable, the program
Upon execution, the step of including above method embodiment is performed；And foregoing storage medium includes：ROM, RAM, magnetic disc or light
Disk etc. is various can be with the medium of store program codes.
It is last it should be noted that：Presently preferred embodiments of the present invention is the foregoing is only, the skill of the present invention is merely to illustrate
Art scheme, is not intended to limit the scope of the present invention.Any modification for being made within the spirit and principles of the invention,
Equivalent substitution, improvement etc., are all contained in protection scope of the present invention.
Claims (10)
1. a kind of cable, it is characterised in that including：At least three signal conductors, at least one earth conductor, insulation in by and
Medium is shielded, wherein,
The periphery of each signal conductor is enclosed with quilt in the insulation；
The shielding medium is wrapped at least one described earth conductor and the insulation；
Quilt in the insulation, at least three signal conductor to be separated one by one；
The shielding medium, for by least three signal conductor separated one by one in the insulation and it is described at least
One earth conductor carries out overall fixed parcel, and the signal interference outside shielding.
2. cable according to claim 1, it is characterised in that
When the number of the earth conductor is two,
At least three signal conductor is arranged side by side successively；
Two earth conductors are separately positioned on the outside for coming outermost two signal conductors.
3. cable according to claim 1, it is characterised in that
When the signal conductor number be three, and the earth conductor number be one when,
The target observations face of three signal conductors is in equilateral triangle；
The earth conductor is arranged on any one side of the equilateral triangle.
4. cable according to claim 1, it is characterised in that
The signal conductor is led any one or more material in copper and aluminium and is made by ordinary copper, height；
And/or,
The earth conductor is led any one or more material in copper and aluminium and is made by ordinary copper, height.
5. cable according to claim 1, it is characterised in that
The signal conductor is made up of conductive fiber material.
6. cable according to claim 5, it is characterised in that
The conductive fiber is nm-class conducting fibre.
7. cable according to claim 1, it is characterised in that
It is made in the insulation by any one material by polythene PE, iron Furong.
8. cable according to claim 1, it is characterised in that
The shielding medium is made up of aluminium foil.
9. according to any described cable in claim 1 to 8, it is characterised in that
Further comprise：It is wrapped in the outer quilt of insulation outside the shielding medium；
The insulation is outer to be provided with sound insulation and noise reduction layer by interior；
The sound insulation and noise reduction layer includes：At least one surrounds the cavity that at least three signal conductor is set.
10. cable according to claim 9, it is characterised in that
Each described empty inwall is provided with yarn anti-noise layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710270822.5A CN107039120A (en) | 2017-04-24 | 2017-04-24 | A kind of cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710270822.5A CN107039120A (en) | 2017-04-24 | 2017-04-24 | A kind of cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107039120A true CN107039120A (en) | 2017-08-11 |
Family
ID=59535613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710270822.5A Pending CN107039120A (en) | 2017-04-24 | 2017-04-24 | A kind of cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107039120A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204315258U (en) * | 2015-01-04 | 2015-05-06 | 博硕科技(江西)有限公司 | Flat cable |
| CN204596534U (en) * | 2015-04-23 | 2015-08-26 | 东莞市瀛通电线有限公司 | A kind of hollow de-noising signal transmission line |
| CN105741921A (en) * | 2016-02-04 | 2016-07-06 | 远东电缆有限公司 | Smart energy transportation communication cable and production technology |
| CN105845206A (en) * | 2016-03-29 | 2016-08-10 | 朱悦 | Flat cable used for computer display |
| CN106257599A (en) * | 2015-06-16 | 2016-12-28 | 日立金属株式会社 | High-speed transfer cable and manufacture method thereof |
| CN205862877U (en) * | 2016-04-14 | 2017-01-04 | 富士康(昆山)电脑接插件有限公司 | Cable |
-
2017
- 2017-04-24 CN CN201710270822.5A patent/CN107039120A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204315258U (en) * | 2015-01-04 | 2015-05-06 | 博硕科技(江西)有限公司 | Flat cable |
| CN204596534U (en) * | 2015-04-23 | 2015-08-26 | 东莞市瀛通电线有限公司 | A kind of hollow de-noising signal transmission line |
| CN106257599A (en) * | 2015-06-16 | 2016-12-28 | 日立金属株式会社 | High-speed transfer cable and manufacture method thereof |
| CN105741921A (en) * | 2016-02-04 | 2016-07-06 | 远东电缆有限公司 | Smart energy transportation communication cable and production technology |
| CN105845206A (en) * | 2016-03-29 | 2016-08-10 | 朱悦 | Flat cable used for computer display |
| CN205862877U (en) * | 2016-04-14 | 2017-01-04 | 富士康(昆山)电脑接插件有限公司 | Cable |
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Application publication date: 20170811 |