CN104200918A - FF (foundation fieldbus) cable for communication system - Google Patents
FF (foundation fieldbus) cable for communication system Download PDFInfo
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- CN104200918A CN104200918A CN201410404278.5A CN201410404278A CN104200918A CN 104200918 A CN104200918 A CN 104200918A CN 201410404278 A CN201410404278 A CN 201410404278A CN 104200918 A CN104200918 A CN 104200918A
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Abstract
The invention provides an FF (foundation fieldbus) cable for a communication system. The FF cable for the communication system comprises conductors, insulating layers, a dielectric layer, a first wrapping layer, a second wrapping layer, a shielding layer, a current guide wire, an inner lining layer, an armor layer, a third wrapping layer and a sheath, wherein the outside of every conductor is coaxially wrapped with the corresponding insulating layer to form an insulating wire core, a plurality of insulating wire cores are twisted into a bunch to form a cable core, the outside of the cable core is wrapped with the first wrapping layer, the dielectric layer is filled between the cable core and the first wrapping layer, the outside of the first wrapping layer is wrapped with the second wrapping layer, the outside of the second wrapping layer is wrapped with the shielding layer, the current guide wire is arranged in the shielding layer, the outside of the shielding layer is wrapped with the inner lining layer, the outside of the inner lining layer is wrapped with the armor layer, the outside of the armor layer is wrapped with the third wrapping layer, and the outside of the third wrapping layer is wrapped with the sheath. The FF cable for the communication system has the advantages of high temperature resistance, flame retardance, interference resistance and low attenuation.
Description
Technical field
The present invention relates to cable technology field, relate in particular to the on-the-spot foundation bus cable of a kind of communication system FF.
Background technology
Along with the development of industrial level, particularly the automaticity of the industry such as oil, chemical industry and machine-building improves constantly, industrial automatic control network is ripe gradually, demand to bus cable increases day by day, also require it to adverse circumstances simultaneously, as the scene of a fire etc. has high-resistance, work that can be reliable and stable in various adverse circumstances.
Summary of the invention
The technical problem existing based on background technology, the present invention proposes the on-the-spot foundation bus cable of communication system FF, its have high temperature resistant, fire-retardant, anti-interference, the characteristic such as little decays.
The on-the-spot foundation bus cable of a kind of communication system FF that the present invention proposes, comprises conductor, insulating barrier, dielectric layer, the first lapping layer, the second lapping layer, screen, drainage thread, inner covering, armour, the 3rd lapping layer and sheath;
Form insulated wire cores at the coaxial coated insulation layer of conductor periphery, the stranded bunchy of multiple insulated wire cores forms cable core, the first lapping layer is coated on cable core periphery, between cable core and the first lapping layer, be filled with dielectric layer, the second lapping layer is coated on the first lapping layer periphery, screen is coated on the second lapping layer periphery, screen inside is provided with drainage thread, inner covering is coated on screen periphery, armour is coated on inner covering periphery, the 3rd lapping layer is coated on armour periphery, and sheath is coated on the 3rd lapping layer periphery;
Conductor is copper core conductor, the first insulating barrier adopts physically foamed pe insulation material to make, the first lapping layer adopts polyester belt to make, the second lapping layer adopts aluminium foil to make, screen adopts tinned copper wire braiding to form, drainage thread is tinned copper wire, and armour is formed by zinc-coated wire spiral winding, and inner covering and sheath all adopt low-smoke halide-free fireproof composite polyolefine material to make.
Preferably, the quantity of conductor is two.
Preferably, the second lapping layer adopts colorful aluminum foil to make.
The on-the-spot foundation bus cable of FF for communication system provided by the invention, after burning, cable jacket can be fire-retardant, and low cigarette is not halogen-containing, thereby ensure that cable uses safety, and under this bus cable normality, have good tension and interference free performance, cable attenuation is little, and transmission rate is high.This cable, along with the raising of industrial automation level, is expected to find broad application in numerous automatic control systems field from now on.
Brief description of the drawings
Fig. 1 is the on-the-spot foundation bus cable of a kind of communication system FF schematic diagram that the present invention proposes.
Embodiment
With reference to Fig. 1, the on-the-spot foundation bus cable of FF for a kind of communication system that the present invention proposes, comprises two conductors 1, two insulating barriers 2, dielectric layer 3, the first lapping layer 4, the second lapping layer 5, screen 6, drainage thread 7, inner covering 8, armour 9, the 3rd lapping layer 10 and sheaths 11.
Form insulated wire cores at the coaxially coated insulating barrier 2 of every conductor 1 periphery, two stranded bunchys of insulated wire cores form cable core.Conductor 1 is copper core conductor, and insulating barrier 2 adopts the physically foamed pe insulation material of high foaming rate to make, and high foaming rate has reduced cable attenuation, has improved its transmission rate.
The first lapping layer 4 is coated on cable core periphery, is filled with dielectric layer 3 and ensures the roundness of cable between cable core and the first lapping layer 4, and the second lapping layer 5 is coated on the first lapping layer 4 peripheries.
The first lapping layer 4 adopts polyester belt to make, and it has remarkable insulation property, resistance to elevated temperatures and resistance to low temperature, is desirable wrapped material, directly for cable core provides protection.
The second lapping layer 5 adopts aluminium foil to make; aluminium foil has the characteristic of protection against the tide, airtight, shading, erosion resistant; it coordinates and has further improved as the necessary shielding properties to steam, air, ultraviolet ray and bacterium etc. of packaging material with the first lapping layer 4, thereby makes cable core be subject to intact protection.In present embodiment, the concrete colorful aluminum foil that adopts of the second lapping layer 5 is made, and has avoided aluminium foil true qualities along with dimmed defect of time.
Screen 6 is coated on the second lapping layer 5 peripheries, and screen 6 inside are provided with drainage thread 7.In present embodiment, screen 6 adopts tinned copper wire braiding to form, and drainage thread 7 is tinned copper wire, makes cable obtain good antijamming capability by screen 6 and drainage thread 7 combination shieldings.
Inner covering 8 is coated on screen 6 peripheries, and armour 9 is coated on inner covering 8 peripheries, and the 3rd lapping layer 10 is coated on armour 9 peripheries, and sheath 11 is coated on the 3rd lapping layer 10 peripheries.
Armour 9 is formed by zinc-coated wire spiral winding, has increased cable tensile strength, and has further improved the shielding properties of cable.Inner covering 8 and sheath 11 all adopt low-smoke halide-free fireproof composite polyolefine material to make, and ensure the use safety of cable in fire environment.
The on-the-spot foundation bus cable of FF for communication system in present embodiment, after burning, cable jacket can be fire-retardant, and low cigarette is not halogen-containing, thereby ensure that cable uses safety, and under this bus cable normality, have good tension and interference free performance, cable attenuation is little, and transmission rate is high.This cable, along with the raising of industrial automation level, is expected to find broad application in numerous automatic control systems field from now on.
When concrete enforcement, the quantity of conductor 1 otherwise designed as required.
The above; it is only preferably embodiment of the present invention; but protection scope of the present invention is not limited to this; any be familiar with those skilled in the art the present invention disclose technical scope in; be equal to replacement or changed according to technical scheme of the present invention and inventive concept thereof, within all should being encompassed in protection scope of the present invention.
Claims (3)
1. the on-the-spot foundation bus cable of FF for communication system, it is characterized in that, comprise conductor (1), insulating barrier (2), dielectric layer (3), the first lapping layer (4), the second lapping layer (5), screen (6), drainage thread (7), inner covering (8), armour (9), the 3rd lapping layer (10) and sheath (11);
Form insulated wire cores at conductor (1) the coaxial coated insulation layer of periphery (2), the stranded bunchy of multiple insulated wire cores forms cable core, the first lapping layer (4) is coated on cable core periphery, between cable core and the first lapping layer (4), be filled with dielectric layer (3), the second lapping layer (5) is coated on the first lapping layer (4) periphery, screen (6) is coated on the second lapping layer (5) periphery, screen (6) inside is provided with drainage thread (7), inner covering (8) is coated on screen (6) periphery, armour (9) is coated on inner covering (8) periphery, the 3rd lapping layer (10) is coated on armour (9) periphery, sheath (11) is coated on the 3rd lapping layer (10) periphery,
Conductor (1) is copper core conductor, insulating barrier (2) adopts physically foamed pe insulation material to make, the first lapping layer (4) adopts polyester belt to make, the second lapping layer (5) adopts aluminium foil to make, screen (6) adopts tinned copper wire braiding to form, drainage thread (7) is tinned copper wire, armour (9) is formed by zinc-coated wire spiral winding, and inner covering (8) and sheath (11) all adopt low-smoke halide-free fireproof composite polyolefine material to make.
2. the on-the-spot foundation bus cable of FF for communication system as claimed in claim 1, is characterized in that, the quantity of conductor (1) is two.
3. the on-the-spot foundation bus cable of FF for communication system as claimed in claim 1 or 2, is characterized in that, the second lapping layer (5) adopts colorful aluminum foil to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410404278.5A CN104200918A (en) | 2014-08-15 | 2014-08-15 | FF (foundation fieldbus) cable for communication system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410404278.5A CN104200918A (en) | 2014-08-15 | 2014-08-15 | FF (foundation fieldbus) cable for communication system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104200918A true CN104200918A (en) | 2014-12-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410404278.5A Pending CN104200918A (en) | 2014-08-15 | 2014-08-15 | FF (foundation fieldbus) cable for communication system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104200918A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104505170A (en) * | 2015-01-04 | 2015-04-08 | 北京亨通斯博通讯科技有限公司 | Communication cable for photovoltaic power generation system |
| EP3367392A1 (en) * | 2017-02-24 | 2018-08-29 | Hitachi Metals, Ltd. | Lan cable |
| CN108511127A (en) * | 2017-02-24 | 2018-09-07 | 日立金属株式会社 | LAN cables |
| CN109003729A (en) * | 2018-08-31 | 2018-12-14 | 安徽新科电缆集团股份有限公司 | It is a kind of convenient for fixed railway tension corrosion proof cable |
| CN110836986A (en) * | 2019-11-25 | 2020-02-25 | 新沂市鑫洋电子有限公司 | Manganese-copper current divider for electronic electric energy meter and application thereof |
-
2014
- 2014-08-15 CN CN201410404278.5A patent/CN104200918A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104505170A (en) * | 2015-01-04 | 2015-04-08 | 北京亨通斯博通讯科技有限公司 | Communication cable for photovoltaic power generation system |
| EP3367392A1 (en) * | 2017-02-24 | 2018-08-29 | Hitachi Metals, Ltd. | Lan cable |
| CN108511127A (en) * | 2017-02-24 | 2018-09-07 | 日立金属株式会社 | LAN cables |
| US10510468B2 (en) | 2017-02-24 | 2019-12-17 | Hitachi Metals, Ltd. | LAN cable |
| US10748676B2 (en) | 2017-02-24 | 2020-08-18 | Hitachi Metals, Ltd. | LAN cable |
| CN108511127B (en) * | 2017-02-24 | 2020-11-24 | 日立金属株式会社 | LAN cable |
| CN109003729A (en) * | 2018-08-31 | 2018-12-14 | 安徽新科电缆集团股份有限公司 | It is a kind of convenient for fixed railway tension corrosion proof cable |
| CN110836986A (en) * | 2019-11-25 | 2020-02-25 | 新沂市鑫洋电子有限公司 | Manganese-copper current divider for electronic electric energy meter and application thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20141210 |
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| WD01 | Invention patent application deemed withdrawn after publication |