CN206931382U - Automobile double-layer insulation electrically conductive graphite screen layer drag chain cable - Google Patents
Automobile double-layer insulation electrically conductive graphite screen layer drag chain cable Download PDFInfo
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- CN206931382U CN206931382U CN201720789992.XU CN201720789992U CN206931382U CN 206931382 U CN206931382 U CN 206931382U CN 201720789992 U CN201720789992 U CN 201720789992U CN 206931382 U CN206931382 U CN 206931382U
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- layer
- electrically conductive
- conductive graphite
- insulating
- drag chain
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Abstract
The utility model discloses a kind of automobile double-layer insulation electrically conductive graphite screen layer drag chain cable, insulating barrier includes inner insulating layer and insulating outer layer, and electrically conductive graphite is coated between inner insulating layer and insulating outer layer as first screen layer；Conductor（1）Outer extruded insulation internal layer（2）, electrically conductive graphite is coated outside inner insulating layer as first screen layer（3）, first screen layer outsourcing insulating outer layer（4）Form cored wire；Split conductor extrudes inner sheath after being arranged in a row（5）, electrically conductive graphite is coated outside inner sheath as secondary shielding layer（6）, secondary shielding layer outer cladding oversheath（7）.The drag chain cable cross sectional shape is rectangle.The conductor is to be twisted soft tinned copper wire or bare copper wire；Inner insulating layer is oil-resistant high-temperature low-smoke non-halogen flame-retardant IXPE；Insulating outer layer is low-smoke non-halogen flame-retardant high intensity silica gel；Inner sheath is oil resistant flame-retardant low-smoke halogen-free polyolefin；Oversheath is oil resistant flame-retardant low-smoke halogen-free cross-linking radiation polyolefin.
Description
Technical field
A kind of drag chain cable is the utility model is related to, more particularly to a kind of automobile double-layer insulation electrically conductive graphite screen layer drags
Chain cable.
Background technology
Common automobile using signal control is shielded with drag chain cable using metal wire knitted or the wrapped shielding of metal tape, production
Cost is high, complex production process.Using electro-magnetic screen layer made of metal material high temperature, high humidity, high chemical attack environment
In easily weather and fail, such as mechanical strength declines easy fracture, metallic resistance and increased or even non-conductive.Using wire
The screen layer of braiding has good shielding action to highfield interference but there is electromagnetism to the big frequency range interference of electromagnetic field of high-frequency
The problem of leakage.
Common dress space signal control drag chain cable structure is as shown in figure 1, typically twisted using single or more at present
Naked copper（Tin-coated copper）As conductor 11, crosslinked polyetylene insulated or polyvinyl chloride insulation is as insulating barrier 12, after split conductor stranding
External application metal foil it is wrapped braiding or armouring as screen layer 13, flame-proof polyvinyl chloride（Low-smoke halogen-free polyolefin）For oversheath
14.Common flat fills space signal control with drag chain cable structure as shown in Fig. 2 it uses more twisted naked coppers（It is or tin plating）Make
For conductor 11, polyolefin（Cross-linked polyolefin）Insulation or polyvinyl chloride insulation are as insulating barrier 12, conductor outsourcing insulation composition
Cored wire, it is oversheath 14 that split conductor, which is arranged in a row after stranding with polyvinyl chloride or low-smoke halogen-free polyolefin, cable cross-sections shape
For flat.
The content of the invention
The purpose of this utility model is to provide a kind of automobile double-layer insulation electrically conductive graphite screen layer drag chain cable, and this is dragged
Chain cable has the shielding action to disturbing electromagnetic field, and with heat resistance is good, greasy dirt aggressivity resistant to chemical etching and resistance to
Energy.
In order to realize above-mentioned technical purpose, the utility model adopts the following technical scheme that：
A kind of automobile double-layer insulation electrically conductive graphite screen layer drag chain cable, including：Conductor, insulating barrier, screen layer and shield
Set；
The insulating barrier includes inner insulating layer and insulating outer layer, and electrically conductive graphite is coated between inner insulating layer and insulating outer layer
As first screen layer；
The outer extruded insulation internal layer of the conductor, inner insulating layer coat electrically conductive graphite as first screen layer, the first shielding outside
Layer outsourcing insulating outer layer composition cored wire；
Split conductor extrudes inner sheath after being arranged in a row, electrically conductive graphite is coated outside inner sheath as secondary shielding layer, and second
Screen layer outer cladding oversheath.
The drag chain cable cross sectional shape is rectangle.
The conductor is to be twisted soft tinned copper wire or bare copper wire.
The inner insulating layer is oil-resistant high-temperature low-smoke non-halogen flame-retardant IXPE.
The insulating outer layer is low-smoke non-halogen flame-retardant high intensity silica gel.
The inner sheath is oil resistant flame-retardant low-smoke halogen-free polyolefin.
The oversheath is oil resistant flame-retardant low-smoke halogen-free cross-linking radiation polyolefin.
The utility model automobile double-layer insulation electrically conductive graphite screen layer drag chain cable uses double-layer insulating structure, in bilayer
The highly conductive coated with graphite layer of insulation one layer of even compact of inter-coat, the graphite linings have to disturbing the shielding of electromagnetic field to make
With；And graphite shielding layer is set stably to be coated among double hyer insulation.Drag chain cable of the present utility model using low smoke and zero halogen,
Fire-retardant, oil resisting material, halogen-free environmental, cable fire can be avoided to spread, improve resistance to greasy dirt performance.
Automobile using drag chain cable of the present utility model has that heat resistance is good, the resistant to chemical etching, erosion performance of resistance to greasy dirt.
Automobile using drag chain cable of the present utility model uses electrically conductive graphite as shielding material, to transmission electric current or high-frequency electrical
Electromagnetic radiation caused by magnetic signal has good shielding action, product is more met modern healthy life idea, provides the user with
The safe living space of one electromagnetic-radiation-free.
It is automobile using drag chain cable simple installation of the present utility model, profile grace, superior, safe and reliable, it is applied to
The needs of high-end equipment manufacture especially automobile industry intelligent control signal transmission, are also applied for other machinery and equipment system
Make, such as Aero-Space equipment Grand Equipments whistle control system.
Brief description of the drawings
Fig. 1 is common dress space signal control drag chain cable structural representation；
Fig. 2 is that common flat fills space signal control drag chain cable structural representation；
Fig. 3 is the utility model automobile double-layer insulation electrically conductive graphite screen layer drag chain cable structural representation.
In figure：11 conductors, 12 insulating barriers, 13 screen layers, 14 oversheaths；
1 conductor, 2 inner insulating layers, 3 first screen layers, 4 insulating outer layers, 5 inner sheaths, 6 secondary shielding layers, 7 oversheaths.
Embodiment
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
Referring to Fig. 3, a kind of automobile double-layer insulation electrically conductive graphite screen layer drag chain cable, including：Conductor 1, inner insulating layer
2nd, first screen layer 3, insulating outer layer 4, inner sheath 5, secondary shielding layer 6, oversheath 7；
The conductor 1 is to be twisted soft tinned copper wire or bare copper wire, the outer extruded insulation internal layer 2 of conductor 1, and inner insulating layer 2 is
Oil-resistant high-temperature low-smoke non-halogen flame-retardant IXPE, electrically conductive graphite is coated outside inner insulating layer 2 as first screen layer 3,
The outsourcing insulating outer layer 4 of first screen layer 3 forms cored wire；Insulating outer layer 4 is low-smoke non-halogen flame-retardant high intensity silica gel.
Split conductor extrudes inner sheath 5 after being arranged in a row, electrically conductive graphite is coated outside inner sheath 5 as secondary shielding layer 6, the
The outer cladding oversheath 7 of two screen layer 6.The inner sheath 5 is oil resistant flame-retardant low-smoke halogen-free polyolefin, and oversheath 7 is that oil resistant is fire-retardant
Low smoke and zero halogen cross-linking radiation polyolefin.The drag chain cable cross sectional shape is rectangle.
The utility model automobile double-layer insulation each part of electrically conductive graphite screen layer drag chain cable is detailed below：
Conductor 1 uses the special soft copper wire of electrical industry of high-purity（Tinned copper wire or bare copper wire）, conductor has good
Electric conductivity and tensile strength, the user installation in suitable small space, pliability is good, increases the service life of product.Lead
Body 1 meets IEC60228：2004《The conductor of insulated cable》The electrician of standard ensures the good conduction of product with copper stranded conductor
Ability, electromagnetic signal transmission performance and easily installation operation.
Inner insulating layer 2 is using safety and environmental protection, low smoke and zero halogen, good insulation preformance, the performance such as electromagnetic consumable is small, temperature resistant grade is high
Outstanding oil-resistant high-temperature flame-retardant low-smoke halogen-free IXPE Insulation Material.The material has good electric insulating quality
Energy.Its low smoke and zero halogen characteristic makes cable also not produce poisonous dense smoke masking personnel escape even if fire occurs.And what it possessed
Flame-retarding characteristic makes cable to block fire spread when fire occurs.It is serious that its oil resistant characteristic allows the cable to be laid in greasy dirt
Kitchen, computer room, the position such as escalator.Its cross-linking radiation characteristic makes cable have good radiation hardness characteristic, ultra-violet resistance
Can be good.Cross-linking radiation material can make cable normal use under 150 DEG C of high temperature, can be short in 250 DEG C of hot environment
Temporarily use.The core thickness of insulating layer meets JB/T 10491:2004《Rated voltage 450/750V and following cross-linked polyolefin are exhausted
Edge electric wire and cable》Standard.
First screen layer 3 is the highly conductive graphite powder coat outside coated in inner insulating layer 2, has electro-magnetic screen function.
The coat is made one layer using coating processes using the sensitive property of the type graphite in terms of electric conductivity and electromagnetism and uniformly caused
Close electro-magnetic screen layer.The screen layer can effectively be shielded to high frequency weak electric signal, met the modern life and advocated green ring
Protect the life idea of electromagnetic-radiation-free.
Insulating outer layer 4 is using electric insulation layer made of low-smoke non-halogen flame-retardant high intensity silica gel.Silica gel is a kind of common
Appliance material, it is processed plasticity height, has excellent electrical insulation properties.Silica gel has good weatherability and solvent resistance
Can, service life is longer.Outer layer silicone insulation has good electrical insulation properties, by hierarchical design, when outer layer insulation by
To during damage, product primary insulation, which remains unaffected, to be continued to ensure that electric wire has good transmission of electricity function.Other silica gel has
Fabulous fire resistance and oil resistance, and do not produce toxic smog when running into fire and influence personnel escape.
Inner sheath 5 uses common oil resistant flame-retardant low-smoke halogen-free polyolefin.The material need not carry out cross-linking radiation, production
Technique is relatively easy.Production cost, simplification of flowsheet can be reduced using material production inner sheath.Utilize the material again simultaneously
The environmental protection characteristic of material, fire spread is blocked when running into fire and does not produce toxic smog interference personnel escape again.
Secondary shielding layer 6 is the highly conductive graphite powder coat outside coated in inner sheath 5, and the graphite linings equally play electromagnetism
The effect of shielding.In addition, the decay resistance of product can be provided using the excellent chemical stability of graphite.
As the outermost layer of product, oversheath 7 uses oil resistant flame-retardant low-smoke halogen-free cross-linking radiation polyolefin.The material has
Excellent oil resistant erosiveness and the ability of retardance fire spread.By the polyolefine material of cross-linking radiation, heat resistance can be with
150 DEG C are brought up to, while the material has more preferable radiation hardness and the ability of UV resistant.
The drag chain cable cross sectional shape is rectangle, and the product of the rectangular configuration product during mobile use is not easy to distort
And make product by being damaged less than lateral stress, it is adapted to mobile bending to use, substantially increases the mobile number of bends used.The production
Product can withstand the detection of 500,000 mobile bend tests.The structural detail of the cable product uses symmetrical structure cloth
Office, improves product the moving stability and performance, extends service life.
Preferred embodiment of the present utility model is these are only, is not intended to limit the scope of protection of the utility model,
Therefore, all made within spirit of the present utility model and principle any modification, equivalent substitution and improvements etc., should be included in
Within the scope of protection of the utility model.
Claims (7)
- The electrically conductive graphite screen layer drag chain cable 1. a kind of automobile double-layer insulate, including：Conductor, insulating barrier, screen layer and sheath；It is characterized in that：The insulating barrier includes inner insulating layer（2）And insulating outer layer（4）, in inner insulating layer（2）And insulating outer layer （4）Between coat electrically conductive graphite as first screen layer（3）；The conductor（1）Outer extruded insulation internal layer（2）, inner insulating layer（2）Outer coating electrically conductive graphite is as first screen layer（3）, First screen layer（3）Outsourcing insulating outer layer（4）Form cored wire；Split conductor extrudes inner sheath after being arranged in a row（5）, inner sheath（5）Outer coating electrically conductive graphite is as secondary shielding layer（6）, Secondary shielding layer（6）Outer cladding oversheath（7）.
- The electrically conductive graphite screen layer drag chain cable 2. automobile double-layer according to claim 1 insulate, it is characterized in that：It is described to drag The chain cross-section of cable is shaped as rectangle.
- The electrically conductive graphite screen layer drag chain cable 3. automobile double-layer according to claim 1 or 2 insulate, it is characterized in that：Institute State conductor（1）To be twisted soft tinned copper wire or bare copper wire.
- The electrically conductive graphite screen layer drag chain cable 4. automobile double-layer according to claim 1 or 2 insulate, it is characterized in that：Institute State inner insulating layer（2）For oil-resistant high-temperature low-smoke non-halogen flame-retardant IXPE.
- The electrically conductive graphite screen layer drag chain cable 5. automobile double-layer according to claim 1 or 2 insulate, it is characterized in that：Institute State insulating outer layer（4）For low-smoke non-halogen flame-retardant high intensity silica gel.
- The electrically conductive graphite screen layer drag chain cable 6. automobile double-layer according to claim 1 or 2 insulate, it is characterized in that：Institute State inner sheath（5）For oil resistant flame-retardant low-smoke halogen-free polyolefin.
- The electrically conductive graphite screen layer drag chain cable 7. automobile double-layer according to claim 1 or 2 insulate, it is characterized in that：Institute State oversheath（7）For oil resistant flame-retardant low-smoke halogen-free cross-linking radiation polyolefin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720789992.XU CN206931382U (en) | 2017-07-03 | 2017-07-03 | Automobile double-layer insulation electrically conductive graphite screen layer drag chain cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720789992.XU CN206931382U (en) | 2017-07-03 | 2017-07-03 | Automobile double-layer insulation electrically conductive graphite screen layer drag chain cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206931382U true CN206931382U (en) | 2018-01-26 |
Family
ID=61354450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720789992.XU Active CN206931382U (en) | 2017-07-03 | 2017-07-03 | Automobile double-layer insulation electrically conductive graphite screen layer drag chain cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206931382U (en) |
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2017
- 2017-07-03 CN CN201720789992.XU patent/CN206931382U/en active Active
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