CN106328278A - Highly protective electric vehicle's high voltage battery cable - Google Patents
Highly protective electric vehicle's high voltage battery cable Download PDFInfo
- Publication number
- CN106328278A CN106328278A CN201610859653.4A CN201610859653A CN106328278A CN 106328278 A CN106328278 A CN 106328278A CN 201610859653 A CN201610859653 A CN 201610859653A CN 106328278 A CN106328278 A CN 106328278A
- Authority
- CN
- China
- Prior art keywords
- layer
- voltage battery
- electric automobile
- cable
- protection electric
- 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.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B9/00—Power cables
- H01B9/02—Power cables with screens or conductive layers, e.g. for avoiding large potential gradients
- H01B9/021—Features relating to screening tape per se
-
- 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
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
-
- 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
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
- H01B7/282—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable
Abstract
The invention discloses a highly protective electric vehicle's high voltage battery cable which comprises a cable core. The outer wall of the cable core is wrapped with an insulating layer, and the outer wall of the insulating layer is provided with a sheath. Between the insulating layer and the sheath are successively a signal shielding layer, a water blocking layer and a flame retardant layer wherein the flame retardant layer is a composite water blocking belt that expands with water and the flame retardant layer is a halogen-free glass fiber belt. Compared with the prior art, the cable of the invention can withstand high temperature and is highly flexible. Therefore, vehicle wiring becomes more convenient.
Description
Technical field
The invention belongs to technical field of cables, particularly relate to a kind of high protection electric automobile high-voltage battery cables.
Background technology
In the face of the most serious energy, weather, environmental problem, development new-energy automobile has been increasingly becoming global common
Know, and along with the most serious haze phenomenon in the most each big city of China, auto industry cannot avoid energy-saving and emission-reduction
Real and urgent, abrogate existing new-energy automobile place catalogue, break regional protectionism, buy electric motor car and can remove from and purchasing
Tax ..., the universal of the support policy then electric automobile of the new-energy automobile that country puts into effect successively has been trend of the times, and this is also
The market demand making cable used for electric vehicle is greatly promoted.Cable used for electric vehicle is the pass of electric car conduction charging system
One of button apparatus, the quality of such properties of product will produce directly impact to the safe and reliable operation of electric automobile.Always with
Coming, the security performance of electric automobile is exactly focus of attention in industry, and its safety is highly valued, cable used for electric vehicle
Ensureing in superior isolation performance basis, also should have higher resistance to ag(e)ing and thermostability, the most also needing to possess good
The performance of low-smoke and flame retardant, to reduce contingent injury and loss in accident.
Electric automobile high-voltage battery cables in the market is all that single insulation adds jacket structure type cable, insulating sheath
Material is TPE (thermoplastic elastomer (TPE)), XLPO (cross-linked polyolefin) material, the accumulator in connecting electric automobile, uses
To transmit electric energy.
Presently used cable cannot meet this cable use run in the oil resistant that should have water-fast, chemically-resistant is molten
Agent, corrosion-resistant, acid and alkali-resistance, resistance to UV, mechanical resistant stress, high-low temperature resistant, high pressure resistant, fire-retardant, the characteristic of anti-electromagnetic interference.So,
We need to research and develop a in can being suitable for car the height protection of more complicated environment (such as immersion oil, high/low temperature, complicated weather etc.) electronic
Automobile high-voltage electricity pond cable.
Summary of the invention
The problem existed for above-mentioned prior art of the present invention, it is provided that one is high temperature resistant, have high flexibility characteristic, more just
High protection electric automobile high-voltage battery cables in vehicle-mounted wiring.
For solving above-mentioned technical problem, the present invention is achieved through the following technical solutions: a kind of high protection electric automobile is high
Piezoelectric battery cable, including cable core, is surrounded with insulating barrier outside described cable core, described insulating barrier is externally provided with sheath, and described is exhausted
Being sequentially provided with signal shielding layer, water blocking layer and flame-retardant layer between edge layer and sheath, described water blocking layer is the compound of water-swellable
Waterstop, described flame-retardant layer is Halogen glass fiber tape.
Described signal shielding layer includes that proof copper-wire braided layer and conducting adhesive cloth, described insulating barrier are wrapped by proof copper-wire braided layer
Wrap up in, the outer wrapped conducting adhesive cloth of described proof copper-wire braided layer.The wrapped braiding proof copper-wire braided that adds of conducting adhesive cloth is used to play signal to external world
Shielding action.
Being additionally provided with middle tegillum between described signal shielding layer and water blocking layer, described middle tegillum is crosslinked polyethylene XLPE
Material.In increase, tegillum one is to protect insulating barrier, signal shielding layer not by damage, and another effect is to undertake thing needed for cable
Rationality energy.
Described compound waterstop uses double-deck wrapped, puts up rate not less than 30% for every layer, it is ensured that compound resistance often located by cable
Water band is not less than 2 layers, stops water by the gap between insulating barrier and flame-retardant layer along cable vertical migration.
The oxygen index (OI) of described Halogen glass fiber tape more than 50, thickness be 0.25mm ± 0.05mm.
Described Halogen glass fiber tape uses double-deck around packet mode, puts up rate not less than 60% for every layer, it is ensured that cable is every
Place's Halogen glass fiber tape is not less than 4 layers, it is ensured that cable-flame retardant performance reaches A class requirement.
Described cable core uses and meets the 6 class flexible conductor materials that GB/T 3956 requires, the cross-sectional area of described cable core is
25mm2—70mm2。
The cross-sectional area of described cable core is 25mm2Or 35mm2Or 50mm2Or 70mm2。
Described cable core uses the copper wire of a diameter of 0.2mm first to carry out bundle strand, then carries out 19 strands of regular structures and twist again, multiple strand
Mode is that back twist is stranded, can eliminate the stress that multiple strand produces, make wire rod more rounding, soft.
Described insulating barrier uses crosslinked polyethylene XLPE material.Crosslinked polyethylene XLPE material is the most high temperature resistant, and
Processability is better than general TPE (thermoplastic elastomer (TPE)), and electrical property, solvent resistant, mechanical performance are also significantly better than general T PE material,
Turnout fixed temperature 150 DEG C, this is the biggest technological progress and lifting to using one-time formed soft class F insulating material F, to guarantor
The current capacity that card cable has flex capability and raising cable is particularly significant.
Described sheath uses extraordinary TPU (polyurethane) protective cover material, mechanical performance, electrical property, wear-resisting, oil resistant, resistance to
Wait, the performance such as fire-retardant highlights.
Compared with prior art, the invention have the advantages that
(1) present invention increases water blocking layer, stops water longitudinally to be moved along cable by the gap between insulating barrier and flame-retardant layer
Move, enhance the physical and mechanical properties of cable, improve the reliable and stable performance of use and the service life of cable, work as electric automobile
Travelling out of doors, meet with the situations such as rainstorm weather, during automotive interior water inlet, water blocking layer can well play protective action, it is ensured that
Electric automobile properly functioning, ensures the safety of occupant.
(2) when leakage of oil in oil-electric vehicle, after automobile long-play, some parts temperature is higher,
Gasoline etc. easily burn, and the present invention increases flame-retardant layer, and uses Halogen glass fiber tape, in the case of leakage of oil being prevented, and electricity
Cable burns, and uses Halogen glass fiber tape flame retarding efficiency high, and low cost is nontoxic.
(3) present invention can run under complex environment reliably and with long-term, and with common wire ratio, the insulating barrier of the present invention uses
XLPE material, electrical property, solvent resistant, mechanical performance are substantially better than general T PE material.
(4) insulating outer layer of the present invention uses proof copper-wire braided wrapped conducting adhesive cloth, and signal has and preferably shields work to external world
With.
(5) sheath material belongs to extraordinary polyurethane, and wear-resisting, water-fast, oil resistant, ozone low temperature resistant, weather-proof, resistance to ensure that cable exists
Life-time service under various complex environments.
(6) being provided with middle tegillum between signal shielding layer and the water blocking layer of the present invention, middle tegillum is crosslinked polyethylene XLPE material
Material, when electric automobile during traveling, has certain vibrations, has certain friction, affect cable between water blocking layer, signal shielding layer
Serviceability, in increase, tegillum one is to protect insulating barrier, signal shielding layer not by damage, and it is special that XLPE material has high flexibility
Property, it is more suitable in electric automobile in such narrow space connecting up.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
In figure, 1 sheath, 2 insulating barriers, 3 cable cores, 4 signal shielding layers, 5 conducting adhesive cloths, 6 water blocking layers,
7 flame-retardant layers, tegillum in 8.
Detailed description of the invention
Elaborating embodiments of the invention below, the present embodiment is carried out under premised on technical solution of the present invention
Implement, give detailed embodiment and concrete operating process, but protection scope of the present invention is not limited to following enforcement
Example.
Embodiment 1
As it is shown in figure 1, a kind of high protection electric automobile high-voltage battery cables, including cable core 3, outside cable core 3, it is surrounded with insulation
Layer 2, insulating barrier 2 is externally provided with sheath 1, is sequentially provided with signal shielding layer 4, middle tegillum 8, water blocking layer 6 between insulating barrier 2 and sheath 1
And flame-retardant layer 7, water blocking layer 6 is the compound waterstop of water-swellable, and flame-retardant layer 7 is Halogen glass fiber tape.Signal shielding layer 4 wraps
Including proof copper-wire braided layer and conducting adhesive cloth 5, insulating barrier 2 is wrapped up by proof copper-wire braided layer, the outer wrapped conducting adhesive cloth 5 of proof copper-wire braided layer.Adopt
The shielding action of signal to external world is played with the wrapped braiding proof copper-wire braided that adds of conducting adhesive cloth 5.Middle tegillum 8 is crosslinked polyethylene XLPE
(thermosetting shape elastomer) material.In increase, tegillum 8 one is to protect insulating barrier 2, signal shielding layer 4 not by damage, and another is made
With being to undertake cable desired physical properties.Compound waterstop uses double-deck wrapped, puts up rate not less than 30% for every layer, it is ensured that cable
Often the compound waterstop in place is not less than 2 layers, stops water by the gap between insulating barrier 2 and flame-retardant layer 7 along cable vertical migration.
The oxygen index (OI) of Halogen glass fiber tape more than 50, thickness be 0.25mm.Halogen glass fiber tape uses double-deck around packet mode, every layer
Rate of putting up is not less than 60%, it is ensured that cable often locates Halogen glass fiber tape not less than 4 layers, it is ensured that cable-flame retardant performance reaches A class
Requirement.Cable core 3 uses and meets the 6 class flexible conductor materials that GB/T 3956 requires, the cross-sectional area of cable core 3 is 25mm2。
Cable core 3 uses the copper wire of a diameter of 0.2mm first to carry out bundle strand, then carries out 19 strands of regular structures and twist again, twists mode again
Stranded for back twist, the stress that multiple strand produces can be eliminated, make wire rod more rounding, soft.
Insulating barrier 2 uses crosslinked polyethylene XLPE material.Crosslinked polyethylene XLPE material is the most high temperature resistant, and processability
Better than general TPE (thermoplastic elastomer (TPE)), electrical property, solvent resistant, mechanical performance are also significantly better than general T PE material, turnout
Fixed temperature 150 DEG C, this is the biggest technological progress and lifting to using one-time formed soft class F insulating material F, to ensureing cable
The current capacity with flex capability and raising cable is particularly significant.Sheath 1 uses extraordinary TPU (polyurethane) sheath 1 material,
Mechanical performance, electrical property, wear-resisting, oil resistant, the performance such as weather-proof, fire-retardant highlight.
The invention have the advantages that
(1) present invention increases water blocking layer 6, stops water by the gap between insulating barrier 2 and flame-retardant layer 7 along cable longitudinally
Migrate, enhance the physical and mechanical properties of cable, improve the reliable and stable performance of use and the service life of cable, when electronic vapour
Car travels out of doors, meets with the situations such as rainstorm weather, and during automotive interior water inlet, water blocking layer 6 can well play protective action, protects
Demonstrate,prove the properly functioning of electric automobile, ensure the safety of occupant.
(2) when leakage of oil in oil-electric vehicle, after automobile long-play, some parts temperature is higher,
Gasoline etc. easily burn, and the present invention increases flame-retardant layer 7, and uses Halogen glass fiber tape, in the case of leakage of oil being prevented, and electricity
Cable burns, and uses Halogen glass fiber tape flame retarding efficiency high, and low cost is nontoxic.
(3) present invention can run under complex environment reliably and with long-term, and with common wire ratio, the insulating barrier 2 of the present invention uses
XLPE (thermosetting shape elastomer) material, electrical property, solvent resistant, mechanical performance are substantially better than general T PE material.
(4) insulating outer layer of the present invention uses proof copper-wire braided wrapped conducting adhesive cloth 5, and signal has and preferably shields work to external world
With.
(5) sheath 1 material belongs to extraordinary polyurethane, and wear-resisting, water-fast, oil resistant, ozone low temperature resistant, weather-proof, resistance to ensure cable
Life-time service under various complex environments.
(6) being provided with middle tegillum 8 between signal shielding layer 4 and the water blocking layer 6 of the present invention, middle tegillum 8 is crosslinked polyethylene
XLPE (thermosetting shape elastomer) material, when electric automobile during traveling, has certain vibrations, between water blocking layer 6, signal shielding layer 4
Having certain friction, affect the serviceability of cable, in increase, tegillum 8 one is that protection insulating barrier 2, signal shielding layer 4 be not by outward
Power is damaged, and XLPE material has high flexibility characteristic, is more suitable in electric automobile in such narrow space connecting up.
Embodiment 2
In the present embodiment, the thickness of Halogen glass fiber tape is 0.30mm, and the cross-sectional area of cable core 3 is 25mm2, remaining is same
Embodiment 1.
Embodiment 3
In the present embodiment, the thickness of Halogen glass fiber tape is 0.20mm, and the cross-sectional area of cable core 3 is 70mm2.Remaining is same
Embodiment 1.
Embodiment 4
In the present embodiment, the thickness of Halogen glass fiber tape is 0.20mm, and the cross-sectional area of cable core 3 is 35mm2.Remaining is same
Embodiment 1.
Embodiment 5
In the present embodiment, the thickness of Halogen glass fiber tape is 0.20mm, and the cross-sectional area of cable core 3 is 50mm2.Remaining is same
Embodiment 1.
Obviously, those skilled in the art can carry out various change and the modification spirit without deviating from the present invention to invention
And scope.So, if the present invention these amendment and modification belong to the claims in the present invention and equivalent technologies thereof scope it
In, then the present invention is also intended to comprise these change and modification.
Claims (10)
1. a high protection electric automobile high-voltage battery cables, including cable core, is surrounded with insulating barrier outside described cable core, described
Insulating barrier is externally provided with sheath, it is characterised in that be sequentially provided with between described insulating barrier and sheath signal shielding layer, water blocking layer and
Flame-retardant layer, described water blocking layer is compound waterstop, and described flame-retardant layer is Halogen glass fiber tape.
2. a kind of high protection electric automobile high-voltage battery cables as claimed in claim 1, it is characterised in that described signal screen
Cover layer and include that proof copper-wire braided layer and conducting adhesive cloth, described insulating barrier are wrapped up by proof copper-wire braided layer, outside described proof copper-wire braided layer
Wrapped conducting adhesive cloth.
3. a kind of high protection electric automobile high-voltage battery cables as claimed in claim 1, it is characterised in that described signal screen
Covering and be additionally provided with middle tegillum between layer and water blocking layer, described middle tegillum uses crosslinked polyethylene XLPE material, described middle tegillum
Thickness be 2-5mm.
4. a kind of high protection electric automobile high-voltage battery cables as claimed in claim 1, it is characterised in that described compound resistance
Water band uses double-deck around packet mode, puts up rate not less than 30% for every layer, it is ensured that cable often locates compound waterstop not less than 2 layers.
5. a kind of high protection electric automobile high-voltage battery cables as claimed in claim 1, it is characterised in that described Halogen glass
The oxygen index (OI) of glass fiber band more than 50, thickness be 0.25mm ± 0.05mm.
6. a kind of high protection electric automobile high-voltage battery cables as claimed in claim 1, it is characterised in that described Halogen glass
Glass fiber band uses double-deck around packet mode, puts up rate not less than 60% for every layer, it is ensured that it is the least that Halogen glass fiber tape often located by cable
In 4 layers so that cable-flame retardant performance reaches A class requirement.
7. a kind of high protection electric automobile high-voltage battery cables as claimed in claim 1, it is characterised in that described cable core
Cross-sectional area is 25mm2—70mm2。
8. a kind of high protection electric automobile high-voltage battery cables as claimed in claim 1, it is characterised in that described cable core
Cross-sectional area is 25mm2Or 35mm2Or 50mm2Or 70mm2。
9. a kind of high protection electric automobile high-voltage battery cables as claimed in claim 1, it is characterised in that described cable core is adopted
First carrying out bundle strand with the monofilament of a diameter of 0.2mm, then carry out 19 strands of regular structures and twist again, strand mode is that back twist is stranded again.
10. a kind of high protection electric automobile high-voltage battery cables as claimed in claim 1, it is characterised in that described insulation
Layer uses crosslinked polyethylene XLPE material, and the thickness of described insulating barrier is 2-5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610859653.4A CN106328278A (en) | 2016-09-28 | 2016-09-28 | Highly protective electric vehicle's high voltage battery cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610859653.4A CN106328278A (en) | 2016-09-28 | 2016-09-28 | Highly protective electric vehicle's high voltage battery cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106328278A true CN106328278A (en) | 2017-01-11 |
Family
ID=57820409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610859653.4A Pending CN106328278A (en) | 2016-09-28 | 2016-09-28 | Highly protective electric vehicle's high voltage battery cable |
Country Status (1)
| Country | Link |
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| CN (1) | CN106328278A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107160989A (en) * | 2017-04-21 | 2017-09-15 | 苏州氢洁电源科技有限公司 | Bascule and method of a kind of fuel-cell device in Mobile solution |
| CN108417308A (en) * | 2018-01-12 | 2018-08-17 | 江苏源达线缆科技有限公司 | A kind of high security electric automobile high-voltage battery cables |
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| CN104240824A (en) * | 2014-10-11 | 2014-12-24 | 无锡鑫宏业特塑线缆有限公司 | Connecting wire for high-voltage batteries of electric vehicles |
| CN204614525U (en) * | 2015-05-25 | 2015-09-02 | 南洋电缆（天津）有限公司 | A kind of electric locomotive power transmission 25kV high-voltage flexible cable |
| CN204651022U (en) * | 2015-04-28 | 2015-09-16 | 无锡鑫宏业特塑线缆有限公司 | A kind of many protection low-smoke bittern-free highly fire-proof track traffic direct current cabless |
| CN206075904U (en) * | 2016-09-28 | 2017-04-05 | 浙江卡迪夫电缆有限公司 | A kind of high protection electric automobile high-voltage battery cables |
-
2016
- 2016-09-28 CN CN201610859653.4A patent/CN106328278A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103515001A (en) * | 2013-10-10 | 2014-01-15 | 无锡鑫宏业特塑线缆有限公司 | Photovoltaic cable preventing rats and ants |
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| PB01 | Publication | ||
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Application publication date: 20170111 |