CN205645386U - Anti -electromagnetic interference shields cable - Google Patents
Anti -electromagnetic interference shields cable Download PDFInfo
- Publication number
- CN205645386U CN205645386U CN201620441311.6U CN201620441311U CN205645386U CN 205645386 U CN205645386 U CN 205645386U CN 201620441311 U CN201620441311 U CN 201620441311U CN 205645386 U CN205645386 U CN 205645386U
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- layer
- conductive
- braid
- screen layer
- insulating barrier
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
Abstract
The utility model provides an anti -electromagnetic interference shields cable, including conducting layer, insulating layer, the outer lag of shielding layer, the outer wrapped insulating layer of conducting layer, the outer cladding shielding layer of insulating layer, the outer lag of the outer cladding of shielding layer still includes the weaving layer, the weaving layer sets up at the shielding layer outside and between the lag, conducting layer, insulating layer, shielding layer, weaving layer, outer lag are coaxial setting. The conducting layer is constituted or is formed by a plurality of conductive filament intertwine by an electrically conductive core or the electrically conductive core that eradicate along the coating more, electrical conductivity of metallic materials or conductive aluminum alloy material are chooseed for use to electrically conductive core or conductive filament, and polytetrafluoroethylene or crosslinked EP rubbers or polyimide are chooseed for use to the material of insulating layer, and fibrage layer or steel wire braid are chooseed for use to the weaving layer, and outer lag is made by insulating material. The shielding layer adopts flexible electromagnetic shielding material. The utility model has the advantages of light in weight, with low costs, easy remote erectting.
Description
Technical field
This utility model relates to cable, the shielded cable of a kind of electromagnetism interference.
Background technology
Electromagnetic shielding cable is signal transmssion line material more conventional in electronic industry.Conventional wire cable is internally provided with two and leads
Body, inner wire is in order to transmitting telecommunication number, and outer conductor is in order to shield, so that cable has electro-magnetic screen function.Screen layer
Generally use the braiding of multiply metal wire to form or be made up of overall copper pipe.There is cost height, weight greatly in above-mentioned polymeric barrier layer materials,
It is difficult to the problems such as remote erection.
Application publication number CN103456412A, discloses a kind of shielded cable Shen Qing Publication day 2013.12.18, and it includes
One conductive core line, described conductive core line is coated with one first insulating barrier, and described insulating barrier is externally provided with a metal screen layer,
Described metal screen layer outer cladding one second insulating barrier, the most described metal screen layer can effectively shield electromagnetic wave or outer
The interference of sector signal so that described shielded cable has good shield effectiveness, and described second insulating barrier is to described metal
Screen layer plays a protective role, and prevents described metal screen layer to be destroyed.But this cable structurally, in weight, become
Basis is the most first-class all exists area for improvement.
Summary of the invention
The purpose of this utility model is to provide the shielded cable of a kind of electromagnetism interference, has lightweight, low cost etc. excellent
Point, it is easy to set up at a distance.
The purpose of this utility model can be achieved by the following technical measures:
The shielded cable of this electromagnetism interference includes the outer protective jacket of conductive layer, insulating barrier, screen layer, described conductive layer outsourcing
Insulating layer coating, insulating barrier outer cladding screen layer, the outer protective jacket of screen layer outer cladding, also include braid, described braid
Being arranged between screen layer and outer protective jacket, described conductive layer, insulating barrier, screen layer, braid, outer protective jacket are same
Axle is arranged.
The purpose of this utility model realizes also by following technical measures:
Described conductive layer is made up of the conductive core of a conductive core or many insulating coatings or mutual by multiple conductive filaments
It is entwined；Described conductive core or conductive filament select conductive metallic material or electrical conductivity alloy material.
The material selection politef of described insulating barrier or coupling ethylene propylene rubber or polyimides.
Described braid selects fiber braiding layer or steel wire braid.
Described outer protective jacket is made up of insulant.
Described screen layer uses flexible electromagnetic shielding material.
This utility model has the advantages that
This utility model uses flexible electromagnetic shielding material as electro-magnetic screen layer, and this flexible electromagnetic shielding material uses vacuum
The modes such as evaporation, magnetron sputtering, plating, chemical plating are at substrate surface plated copper, silver, ferrum, nickel, iron-nickel alloy, nickel
The metal or alloy such as cobalt alloy, utilize the high conductivity of metal level and magnetic conductivity to realize wideband shielding from low to high,
Simultaneously because this flexible electromagnetic shielding material has lightweight, low cost etc. compared with traditional copper pipe or metal wire knitted material
Advantage, it is easy to set up at a distance.
Accompanying drawing explanation
Fig. 1 is one of them the structural representation of embodiment of this utility model；
Fig. 2 is that the structural diagrams of another embodiment of this utility model is intended to.
Detailed description of the invention
Relevant detailed description of the present utility model and technology contents, coordinate accompanying drawing to be described as follows, but accompanying drawing only provide reference
With purposes of discussion, not it is used for this utility model is any limitation as.
Embodiment 1:
As shown in Figure 1, the shielded cable of electromagnetism interference is coaxial cable, including one layer of conductive layer 10, is coated on and leads
Insulating barrier 11 outside electric layer 10, the screen layer 12 being coated on outside insulating barrier 11, it is coated on the braid outside screen layer 12
13 and the outer protective jacket 14 that is coated on outside braid 13.Wherein, conductive layer 10, insulating barrier 11, screen layer 12, braiding
Layer 13, outer protective jacket 14 are for being coaxially disposed.
Described conductive layer 10 can be made up of the conductive core of a conductive core or many insulating coatings, it is also possible to by multiple
Conductive filament is mutually entwined.Conductive core or conductive filament can select conductive metallic material, such as copper, aluminum etc., it is possible to select
Electrical conductivity alloy material, such as ormolu, Kufil, signal bronze etc..
Described insulating barrier 11, for electric insulation, can select politef, coupling ethylene propylene rubber, polyimides etc.
Insulant；
Described screen layer 12 uses flexible electromagnetic shielding material, and this flexible electromagnetic shielding material is adopted and prepared with the following method:
Step one: dacron carries out pre-treatment under vacuum, and described pre-treatment includes plasma bombardment, electricity
The methods such as dizzy process, described base material includes terylene, chinlon, mylar, Kapton etc.；
Step 2: use metal lining on physical gas phase deposition technology base material after pre-treatment under vacuum conditions, described
Physical gas phase deposition technology includes the technology such as vacuum evaporation, ion plating, magnetron sputtering, and described metal includes copper, nickel, silver
Deng metal or alloy；
Step 3: use electroplating technology substrate surface metal lining copper after step 2 processes, nickel, iron-nickel alloy, nickel
The metal or alloy such as cobalt alloy, signal bronze；
Described flexible electromagnetic shielding material also can use the method such as chemical plating, single physical gas phase deposition technology to prepare.
Described flexible electromagnetic shielding material is also by post processing, to give material salt fog resistance performance, corrosion resistance, hydrophobic
The performances such as property, described post-processing approach includes the methods such as polyurethane process.
Described braid 13 can be selected for fiber braiding layer, steel wire braid etc..
Described outer protective jacket 14 is made up of insulant, can be selected for the materials such as polyethylene, polyamide, polypropylene.
Embodiment 2:
As shown in Figure 2, the shielded cable of a kind of electromagnetism interference includes multiple conductive layer 20, each conductive layer outer cladding
One layer insulating 21 and one layer of screen layer 22, and the braid 23 that is coated on outside multiple conductive layer and be coated on braid
Outer protective jacket 24 outside 23.Each conductive layer 20 is carried out individually shielded by screen layer 22, is possible not only to prevent foeign element
To the interference of conductive layer 20 internal transmission signal and occur when being possible to prevent between each conductive layer to transmit unlike signal is dry
Disturb.The most each conductive layer 20, insulating barrier 21, screen layer 22, braid 23, outer protective jacket 24 are constituted and preparation side
Method is identical with embodiment one.
The foregoing is only preferred embodiment of the present utility model, be not used to limit the scope of the claims of the present utility model, other
Use the equivalence change of patent spirit of the present utility model, all should all belong to the scope of the claims of the present utility model.
Claims (6)
1. the shielded cable of electromagnetism interference, including conductive layer, insulating barrier, the outer protective jacket of screen layer, described conductive layer outer cladding insulating barrier, insulating barrier outer cladding screen layer, the outer protective jacket of screen layer outer cladding, it is characterised in that also include braid, described braid is arranged between screen layer and outer protective jacket, and described conductive layer, insulating barrier, screen layer, braid, outer protective jacket are for being coaxially disposed.
The shielded cable of electromagnetism interference the most according to claim 1, it is characterised in that described conductive layer is made up of the conductive core of a conductive core or many insulating coatings or is mutually entwined by multiple conductive filaments；Described conductive core or conductive filament select conductive metallic material or electrical conductivity alloy material.
The shielded cable of electromagnetism interference the most according to claim 1, it is characterised in that the material selection politef of described insulating barrier or coupling ethylene propylene rubber or polyimides.
The shielded cable of electromagnetism interference the most according to claim 1, it is characterised in that described braid selects fiber braiding layer or steel wire braid.
The shielded cable of electromagnetism interference the most according to claim 1, it is characterised in that described outer protective jacket is made up of insulant.
The shielded cable of electromagnetism interference the most according to claim 5, it is characterised in that described screen layer uses flexible electromagnetic shielding material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620441311.6U CN205645386U (en) | 2016-05-13 | 2016-05-13 | Anti -electromagnetic interference shields cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620441311.6U CN205645386U (en) | 2016-05-13 | 2016-05-13 | Anti -electromagnetic interference shields cable |
Publications (1)
| Publication Number | Publication Date |
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| CN205645386U true CN205645386U (en) | 2016-10-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201620441311.6U Active CN205645386U (en) | 2016-05-13 | 2016-05-13 | Anti -electromagnetic interference shields cable |
Country Status (1)
| Country | Link |
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| CN (1) | CN205645386U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105913958A (en) * | 2016-05-13 | 2016-08-31 | 天诺光电材料股份有限公司 | Anti-electromagnetic-interference shielded wire cable and preparation method |
| CN108761683A (en) * | 2018-05-31 | 2018-11-06 | 安徽电信器材贸易工业有限责任公司 | A kind of outdoor optical cable with excellent anti-electromagnetic performance |
| CN110708650A (en) * | 2019-08-29 | 2020-01-17 | 北京邮电大学 | Electromagnetic interference shielding film for hearing aid |
-
2016
- 2016-05-13 CN CN201620441311.6U patent/CN205645386U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105913958A (en) * | 2016-05-13 | 2016-08-31 | 天诺光电材料股份有限公司 | Anti-electromagnetic-interference shielded wire cable and preparation method |
| CN105913958B (en) * | 2016-05-13 | 2017-09-19 | 天诺光电材料股份有限公司 | The shielded cable and preparation method of a kind of electromagnetism interference |
| CN108761683A (en) * | 2018-05-31 | 2018-11-06 | 安徽电信器材贸易工业有限责任公司 | A kind of outdoor optical cable with excellent anti-electromagnetic performance |
| CN110708650A (en) * | 2019-08-29 | 2020-01-17 | 北京邮电大学 | Electromagnetic interference shielding film for hearing aid |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |