CN202601258U - Signal transmission line provided with conductive plastic material layer - Google Patents
Signal transmission line provided with conductive plastic material layer Download PDFInfo
- Publication number
- CN202601258U CN202601258U CN 201220170346 CN201220170346U CN202601258U CN 202601258 U CN202601258 U CN 202601258U CN 201220170346 CN201220170346 CN 201220170346 CN 201220170346 U CN201220170346 U CN 201220170346U CN 202601258 U CN202601258 U CN 202601258U
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- plastic material
- conductive plastic
- material layer
- signal transmission
- transmission line
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- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
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Abstract
A signal transmission line provided with a conductive plastic material layer relates to the technical field of signal transmission lines, in particular to EMI protection of the signal transmission lines. The object of the utility model is to solve the problems of electromagnetic interference as well as high cost, proneness to corrosion and difficult control of shielding effect of an EMI protective shielding layer of a metal woven layer and the like of a signal transmission line in the prior art. The signal transmission line provided by the utility model comprises at least one metal conducting wire provided with an insulating layer; the conductive plastic material layer is arranged at the exterior of the metal conducting wire provided with the insulating layer; and an insulating outer sheath layer is arranged at the exterior of the conductive plastic material layer. According to the signal transmission line of the utility model, the conductive plastic material layer is adopted as an EMI protective shielding layer; a conductive plastic material which is also named as conductive polymer plastic has favorable conductivity, antistatic property and the like, and therefore, the signal transmission line provided with the conductive plastic material layer can effectively solve the problems existing in the EMI protection of the signal transmission line; and the signal transmission line of the utility model is advantageous in low production cost and easiness in processing with the surface resistivity being controlled in accordance with added amount of a conductive filler.
Description
Technical field
The utility model relates to the signal transmssion line technical field, is specifically related to the EMI protection aspect of signal transmssion line.
Background technology
Development along with the hyundai electronics information technology; (EMI) is ubiquitous for Electromagnetic Interference; It can directly or indirectly draw electronic devices and components, electric equipment produces wrong control signal; Or cause normal control signal to be interrupted, in the present age of microelectric technique product high speed development, the EMI protection seems very important.At present, the signal transmssion line of the overwhelming majority is to rely on the screen of wire sheathing as the EMI protection, and wire sheathing exists cost high, and perishable, shield effectiveness is wayward.
Summary of the invention
In sum; The purpose of the utility model is to solve present signal transmssion line and has Electromagnetic Interference, and the screen of the EMI protection of wire sheathing exists cost high, perishable; Technical deficiencies such as shield effectiveness is wayward, and a kind of signal transmssion line that is provided with the conductive plastic material layer that proposes.
By solving the utility model technical problem is proposed; The technical scheme that adopts is: a kind of signal transmssion line that is provided with the conductive plastic material layer; It is characterized in that: said signal transmssion line includes a plain conductor that is provided with insulating barrier at least; Be provided with the conductive plastic material layer in the outside of the plain conductor that is provided with insulating barrier, also be provided with the insulation serving in the outside of conductive plastic material layer.
Technical scheme as the utility model technical scheme is done further to limit includes:
Between the outside of the plain conductor of described insulating barrier and conductive plastic material layer, also be provided with separator.
Described separator is metal foil barrier layer or nonmetal separator.
Be provided with the grounded metal lead more than between described separator and the conductive plastic material layer or in the separator.
Described metal foil barrier layer constitutes by the metal forming mask tape is wrapped.
The surface resistivity of described conductive plastic material layer is 100～1100 Ω/s.
Described conductive plastic material layer is conduction PVC, PE, TPU, TPE, PP, PC or abs layer.
Described conductive plastic material layer is an electromagnetic shielding level material; Its composition is the combination of resin and conductive black, and conductive black is: pore volume (DBP): 480-510 ml/100 g, particle diameter: less than 125 micron 7% w/w max, coarse fraction: 30 mg/kg max, humidity: 0.5% w/w max, volatile matter: 1.0% w/w max, iodine absorption value: 1000-1150 mg/g, ash: 0.1% w/w max, pH value: 8-10, bulk density: 100-120 kg/m3.
The beneficial effect of the utility model is: the utility model adopts the screen of conductive plastic material layer as the EMI protection; Conductive plastic material is claimed the conducting polymer plastics again; Have characteristic such as conductivity and antistatic preferably, solve the EMI protection question of signal transmssion line effectively, production cost is low; Be prone to processing, surface resistivity can be controlled according to the conductive fill agent content that adds.
Description of drawings
Fig. 1 is the cross section structure sketch map of the utility model.
Embodiment
Below in conjunction with accompanying drawing and preferred specific embodiment the structure of the utility model is done explanation further:
Shown in Fig. 1, the utility model includes four plain conductor 1 and earth leads 2 of being provided with insulating barrier 11, and in the practical implementation process, the plain conductor 1 that is provided with insulating barrier 11 is for single or many, is to be the example explanation with four among the figure; Earth lead 2 also can be single or many; As required, also can select to establish earth lead 2 or do not establish earth lead 2, be to be the example explanation with an earth lead among the figure.
Outside at plain conductor that is provided with insulating barrier 11 1 and earth lead 2 is provided with conductive plastic material layer 4, and described conductive plastic material layer 4 is conduction PVC, PE, TPU, TPE, PP, PC or abs layer.Conductive plastic material layer 4 is used for EMI protection and conduction static; Conductive plastic material generally is divided into the antistatic composite material according to the difference of surface resistivity, and (surface resistivity 109～1012 Ω/sq), static are eliminated composite material (surface resistivity 100～1100 Ω/sq), conducing composite material (surface resistivity 100～1100 Ω/sq) and electromagnetic shielding level material (surface resistivity 100～1100 Ω/sq); The conductive plastic material layer 4 of the utility model is selected for use is electromagnetic shielding level material (surface resistivity 100～1100 Ω/sq); Its composition is the combination at resin and conductive black, and the conductive black preferred version is: pore volume (DBP): 480-510 ml/100 g, particle diameter: less than 125 micron 7% w/w max, coarse fraction: 30 mg/kg max, humidity: 0.5% w/w max, volatile matter: 1.0% w/w max, iodine absorption value: 1000-1150 mg/g, ash: 0.1% w/w max, pH value: 8-10, bulk density: 100-120 kg/m3.Also be provided with the insulation serving 5 that is used to protect conductive plastic material layer 4 in the outside of conductive plastic material layer 4.
In implementation process, can be as required in conductive plastic material layer 4 inside, at the outside additional isolation layer 3 of plain conductor that is provided with insulating barrier 11 1 and earth lead 2; In the implementation process, earth lead 2 also can be arranged between separator 3 and the conductive plastic material layer 4 except being arranged in the separator 3; Described separator 3 is metal foil barrier layer or nonmetal separator.For the ease of production and processing, described metal foil barrier layer or nonmetal separator 3 can be by wrapped separators that constitutes such as aluminum foil shielded band, Copper Foil mask tape or cotton bands.
Claims (7)
1. signal transmssion line that is provided with the conductive plastic material layer; It is characterized in that: said signal transmssion line includes a plain conductor that is provided with insulating barrier at least; Be provided with the conductive plastic material layer in the outside of the plain conductor that is provided with insulating barrier, also be provided with the insulation serving in the outside of conductive plastic material layer.
2. a kind of signal transmssion line that is provided with the conductive plastic material layer according to claim 1 is characterized in that: between the outside of the plain conductor of described insulating barrier and conductive plastic material layer, also be provided with separator.
3. a kind of signal transmssion line that is provided with the conductive plastic material layer according to claim 2 is characterized in that: described separator is metal foil barrier layer or nonmetal separator.
4. a kind of signal transmssion line that is provided with the conductive plastic material layer according to claim 2 is characterized in that: be provided with the grounded metal lead more than between described separator and the conductive plastic material layer or in the separator.
5. a kind of signal transmssion line that is provided with the conductive plastic material layer according to claim 1 is characterized in that: described metal foil barrier layer constitutes by the metal forming mask tape is wrapped.
6. a kind of signal transmssion line that is provided with the conductive plastic material layer according to claim 1 is characterized in that: the surface resistivity of described conductive plastic material layer is 100～1100 Ω/s.
7. a kind of signal transmssion line that is provided with the conductive plastic material layer according to claim 1 is characterized in that: described conductive plastic material layer is conduction PVC, PE, TPU, TPE, PP, PC or abs layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220170346 CN202601258U (en) | 2012-03-06 | 2012-04-20 | Signal transmission line provided with conductive plastic material layer |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220080563 | 2012-03-06 | ||
| CN201220080563.2 | 2012-03-06 | ||
| CN 201220170346 CN202601258U (en) | 2012-03-06 | 2012-04-20 | Signal transmission line provided with conductive plastic material layer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202601258U true CN202601258U (en) | 2012-12-12 |
Family
ID=47318788
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220170346 Expired - Fee Related CN202601258U (en) | 2012-03-06 | 2012-04-20 | Signal transmission line provided with conductive plastic material layer |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN202601258U (en) |
| TW (1) | TWM447579U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102646467A (en) * | 2012-03-06 | 2012-08-22 | 深圳立讯精密工业股份有限公司 | Signal transmission wire provided with conductive plastic material layer |
| CN104865667A (en) * | 2014-01-02 | 2015-08-26 | 常熟市谷雷特机械产品设计有限公司 | Optical cable for emergency rush repair and emergency device using optical cable |
| WO2018160597A1 (en) * | 2017-02-28 | 2018-09-07 | Creganna Unlimited Company | Sensor assembly and cable assembly having twisted pairs |
-
2012
- 2012-04-20 CN CN 201220170346 patent/CN202601258U/en not_active Expired - Fee Related
- 2012-04-24 TW TW101207573U patent/TWM447579U/en not_active IP Right Cessation
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102646467A (en) * | 2012-03-06 | 2012-08-22 | 深圳立讯精密工业股份有限公司 | Signal transmission wire provided with conductive plastic material layer |
| CN102646467B (en) * | 2012-03-06 | 2015-05-20 | 立讯精密工业股份有限公司 | Signal transmission wire provided with conductive plastic material layer |
| CN104865667A (en) * | 2014-01-02 | 2015-08-26 | 常熟市谷雷特机械产品设计有限公司 | Optical cable for emergency rush repair and emergency device using optical cable |
| WO2018160597A1 (en) * | 2017-02-28 | 2018-09-07 | Creganna Unlimited Company | Sensor assembly and cable assembly having twisted pairs |
| US10224131B2 (en) | 2017-02-28 | 2019-03-05 | Creganna Unlimited Company | Sensor assembly and cable assembly having twisted pairs |
Also Published As
| Publication number | Publication date |
|---|---|
| TWM447579U (en) | 2013-02-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHENZHEN SCIENCE EXPERT INDUSTRIAL CO., LTD. Free format text: FORMER OWNER: LUXSHARE PRECISION INDUSTRY CO., LTD. Effective date: 20131104 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| C56 | Change in the name or address of the patentee | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 518126 SHENZHEN, GUANGDONG PROVINCE TO: 518055 SHENZHEN, GUANGDONG PROVINCE |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 518126 Shenzhen Province, Baoan District City, west of the town of Wai Wai Industrial Zone, around nine Patentee after: LUXSHARE PRECISION INDUSTRY Co.,Ltd. Address before: 518126 Shenzhen Province, Baoan District City, west of the town of Wai Wai Industrial Zone, around nine Patentee before: Shenzhen Luxshare Precision Industry Co.,Ltd. |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20131104 Address after: 518055 Guangdong city of Shenzhen province Nanshan District Xili Tianliao industrial A District 20. Patentee after: SHENZHEN KEERTONG INDUSTRY Co.,Ltd. Address before: 518126 Shenzhen Province, Baoan District City, west of the town of Wai Wai Industrial Zone, around nine Patentee before: LUXSHARE PRECISION INDUSTRY Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121212 Termination date: 20160420 |