CN104538093B - Aluminium alloy cable is used inside a kind of electric automobile - Google Patents
Aluminium alloy cable is used inside a kind of electric automobile Download PDFInfo
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- CN104538093B CN104538093B CN201510027609.2A CN201510027609A CN104538093B CN 104538093 B CN104538093 B CN 104538093B CN 201510027609 A CN201510027609 A CN 201510027609A CN 104538093 B CN104538093 B CN 104538093B
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- 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
- H01B7/04—Flexible cables, conductors, or cords, e.g. trailing cables
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/02—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of metals or alloys
- H01B1/023—Alloys based on aluminium
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- 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
- H01B7/0009—Details relating to the conductive cores
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- 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
- H01B7/02—Disposition of insulation
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- 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
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- 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
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
- H01B7/295—Protection against damage caused by extremes of temperature or by flame using material resistant to flame
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Abstract
The invention belongs to electric automobile and technical field of cables, relate to a kind of electric automobile inside aluminium alloy cable, the band including conductor, being coated on outside conductor, the insulating barrier being overlayed on outside band, the material of described insulating barrier is 125 DEG C of environmentally-friendly flame retardant thermoplastic elastomer TPE or TPU, it is characterized in that described conductor is formed by many aluminum-alloy wires are stranded, described band one direction in the way of having overlap joint is wound on outside conductor spirally, and the width of overlap joint is 0.1～0.2 times of band width；The material of band be thickness be waterstop or non-woven fabrics or glass fiber tape or mica tape or the polyester belt that thickness is 0.03～0.10mm of 0.15～0.30mm.The present invention has a following main beneficial effect: more soft, more flexible, be more easy to that construction, deadweight are lighter, cost is lower, more can electric current high pressure resistant, big, electrical Interference high temperature resistant, anti-；Flame retardant effect is more preferably, bending resistance is more excellent, it is safer to use.
Description
Technical field
The invention belongs to electric automobile and technical field of cables, especially relate to use aluminium alloy cable inside a kind of electric automobile.
Background technology
It is a kind of for electric connection line that automotive interior high pressure connects cable, is mainly used in the high-voltage transmission of vehicle interior.Communication power supply flexible cable does not require nothing more than has good flexibility, in order to conveniently lays in narrow space or when similar, and requires have preferable anti-flammability, to adapt to higher fire-protection rating requirement.
The cable for car overwhelming majority uses copper conductor the most both at home and abroad, and copper conductor itself is heavier, and flexibility is poor；Communication power supply flexible cable is the most generally used to carry out substituting use.
Technical information about communication power supply flexible cable can be seen in disclosed Chinese patent literature, such as CN201247632Y recommends have that " communication power supply is with fire-retardant, fire-resistant, shielding anti-interference flexible cable ", CN201302849Y is provided with " a kind of communication power supply flame-retardant refractory flexible electric cable ", CN202230791Y is disclosed " a kind of flame-retardant crosslinking polyethylene insulated flexible cable of communication power supply ", CN202720953U introduces " for the shoe flame-retardant shielding flexible cable of communication power supply ", CN202855416U discloses " communication power supply fire-resistant shield flexible cable " and CN202601277U disclosed " a kind of communication power supply flame-retardant flexible electric cable ", etc..
Although communication power supply flexible cable of the prior art is respectively arranged with corresponding technique effect, but there is following common defect: (1) is owing to using stranded thin copper wire as conductor, its softness can not meet desired requirement.And make bending radius be restricted due to pliability difference, thus at narrow space, hindered by immovable object or even time the occasion at the place of talking in a roundabout way etc is laid, easily affect speed of application, particularly in the occasion that the spaces such as vehicle are less；(2) owing to generally selecting under technology prejudice with copper as the conductor of flexible cable, thus do not only exist the blindness in terms of reasonable employment raw material, and cause the manufacturing cost of flexible cable big；Its three, owing to copper density is big, therefore cable weight is heavier, thus not only the cost in logistics transportation, storage link is high, and in laid processes, workmen's labor intensity is big, consumed cost of labor height.
The Application No. of our company's application: 2014104424205 and entitled: " with high pressure connection cable and preparation method thereof inside a kind of electric automobile with super soft aluminium conductor ", Application No.: 2014104424313 and entitled: " have inside the electric automobile of super soft aluminium conductor and connect cable and manufacture method with high pressure ", Application No.: 2014104424328 and entitled: in " the internal double sheath high pressure of electric automobile with ultra-soft aluminum conductor connect cables and manufacture method " patent, the material of restrictive coating is the most not ideal enough, therefore softness, fire resistances etc. still have the space of lifting.
In view of above-mentioned prior art, still there is necessity of improvement, made useful design for this applicant, define technical scheme described below.
Summary of the invention
In order to solve the problems referred to above, it is an object of the invention to disclose a kind of electric automobile inside aluminium alloy cable, it realizes by the following technical solutions.
In first embodiment of the present invention, a kind of electric automobile inside aluminium alloy cable, including conductor, the band being coated on outside conductor, the insulating barrier overlayed on outside band, the material of described insulating barrier is 125 DEG C of environmentally-friendly flame retardant thermoplastic elastomer TPE, the rated operational voltage of described cable is 1500V, Long-term service temperature≤125 DEG C of cable, ambient temperature >=-40 DEG C during cable laying, cable is continuous-stable working time >=6h at temperature is 175 DEG C, the minimum bending radius of cable is 5 times of the outside diameter of cable, it is characterized in that described conductor is that the aluminum-alloy wire by many a diameter of 0.01～0.50mm is stranded, the cross-sectional area of described conductor is 1.5mm 2～120mm2；Described band one direction in the way of having overlap joint is wound on outside conductor spirally, and the width of overlap joint is 0.1～0.2 times of band width；The material of band be thickness be waterstop or non-woven fabrics or glass fiber tape or mica tape or the polyester belt that thickness is 0.03～0.10mm of 0.15～0.30mm.
In second embodiment of the present invention, a kind of electric automobile inside aluminium alloy cable, including conductor, the band being coated on outside conductor, the insulating barrier overlayed on outside band, the material of described insulating barrier is 125 DEG C of environmentally-friendly flame retardant thermoplastic elastomers, the rated operational voltage of described cable is 1500V, Long-term service temperature≤125 DEG C of cable, ambient temperature >=-40 DEG C during cable laying, cable is continuous-stable working time >=6h at temperature is 175 DEG C, the minimum bending radius of cable is 5 times of the outside diameter of cable, it is characterized in that described conductor is that the aluminum-alloy wire by many a diameter of 0.01～0.50mm is stranded, the cross-sectional area of described conductor is 1.5mm 2～120mm2；Described band one direction in the way of having overlap joint is wound on outside conductor spirally, and the width of overlap joint is 0.1～0.2 times of band width；The material of band be thickness be waterstop or non-woven fabrics or glass fiber tape or mica tape or the polyester belt that thickness is 0.03～0.10mm of 0.15～0.30mm.
A kind of electric automobile inside aluminium alloy cable described above, it is characterised in that described conductor is made up of multilamellar, is formed by many aluminum-alloy wires are stranded in every layer, and the direction of lay between adjacent layer is contrary；The twisting pitch of every layer is 10～25 times of aluminium wire diameter in this layer.
A kind of electric automobile inside aluminium alloy cable described above, it is characterized in that described conductor is made up of multilamellar, in adjacent layer: the twisting pitch of outer layer aluminum-alloy wire is bigger than the twisting pitch of unlined aluminium B alloy wire, and the twisting pitch of outer layer aluminum-alloy wire is 2～4 times of twisting pitch of unlined aluminium B alloy wire.
A kind of electric automobile inside aluminium alloy cable described above, it is characterised in that the thickness of described insulating barrier is 0.5～3.0mm；More typical thickness is 0.5mm or 0.7mm or 0.8mm or 1.0mm or 1.5mm or 2.0mm or 3.0mm.
Therefore, the present invention has a following main beneficial effect: more soft, more flexible, be more easy to that construction, deadweight are lighter, cost is lower, more can electric current high pressure resistant, big, electrical Interference high temperature resistant, anti-；Flame retardant effect is more preferably, bending resistance is more excellent, it is safer to use.
Accompanying drawing explanation
Fig. 1 is the perspective view after one section of stripping of embodiment 1 of the present invention.
Fig. 2 is the cross-sectional structure schematic diagram of embodiment 1.
Detailed description of the invention
Embodiment 1
Ask for an interview Fig. 1 and Fig. 2, a kind of electric automobile inside aluminium alloy cable, including conductor 1, the band 2 being coated on outside conductor 1, the insulating barrier 3 overlayed on outside band 2, the material of described insulating barrier 3 is 125 DEG C of environmentally-friendly flame retardant thermoplastic elastomer TPE, the rated operational voltage of described cable is 1500V, Long-term service temperature≤125 DEG C of cable, ambient temperature >=-40 DEG C during cable laying, cable is continuous-stable working time >=6h at temperature is 175 DEG C, the minimum bending radius of cable is 5 times of the outside diameter of cable, it is characterized in that described conductor 1 is that the aluminum-alloy wire by many a diameter of 0.01～0.50mm is stranded, the cross-sectional area of described conductor is 1.5mm 2～120mm2；Described band one direction in the way of having overlap joint is wound on outside conductor spirally, and the width of overlap joint is 0.1～0.2 times of band width；The material of band be thickness be waterstop or non-woven fabrics or glass fiber tape or mica tape or the polyester belt that thickness is 0.03～0.10mm of 0.15～0.30mm.
Embodiment 2
Refer to Fig. 1 and Fig. 2, a kind of electric automobile inside aluminium alloy cable, including conductor 1, the band 2 being coated on outside conductor 1, the insulating barrier 3 overlayed on outside band 2, the material of described insulating barrier 3 is 125 DEG C of environmentally-friendly flame retardant thermoplastic elastomers, the rated operational voltage of described cable is 1500V, Long-term service temperature≤125 DEG C of cable, ambient temperature >=-40 DEG C during cable laying, cable is continuous-stable working time >=6h at temperature is 175 DEG C, the minimum bending radius of cable is 5 times of the outside diameter of cable, it is characterized in that described conductor 1 is that the aluminum-alloy wire by many a diameter of 0.01～0.50mm is stranded, the cross-sectional area of described conductor is 1.5mm 2～120mm2；Described band one direction in the way of having overlap joint is wound on outside conductor spirally, and the width of overlap joint is 0.1～0.2 times of band width；The material of band be thickness be waterstop or non-woven fabrics or glass fiber tape or mica tape or the polyester belt that thickness is 0.03～0.10mm of 0.15～0.30mm.
A kind of electric automobile inside aluminium alloy cable described above, it is characterised in that the thickness of described one side aluminium foil layer is 0.05～0.5mm；More typical thickness is 0.05mm or 0.08mm or 0.10mm or 0.12mm or 0.15mm or 0.20mm or 0.20mm or 0.25mm or 0.30mm or 0.40mm or 0.45mm.
A kind of electric automobile inside aluminium alloy cable described above, it is characterised in that described screen layer is the woven shield formed by metal wire knitted band cladding or is coated on outside one side aluminium foil layer the semi-conductive shield formed by semiconductor composite extrusion molding.
A kind of electric automobile inside aluminium alloy cable described in any of the above-described embodiment, it is characterised in that the thickness of described restrictive coating 4 is 0.8～3.0mm；More typical thickness is 0.8mm or 1.0mm or 1.2mm or 1.5mm or 1.6mm or 1.8mm or 2.0mm or 2.5mm or 3.0mm.
A kind of electric automobile inside aluminium alloy cable described in any of the above-described embodiment, it is characterised in that the model of described aluminum-alloy wire is 8A07 or 8030 or LHA1 or LHA2.
A kind of electric automobile inside aluminium alloy cable described in any of the above-described embodiment, it is characterised in that when the tensile strength of described aluminum-alloy wire is 120～155MPa, minimum elongation at break is 8%, 20 DEG C, maximum resistivity is 29.7n Ω m；The max line coefficient of expansion of described aluminum-alloy wire is 2.3 × 10-5(1/ DEG C).
A kind of electric automobile inside aluminium alloy cable described in any of the above-described embodiment, it is characterised in that described aluminum-alloy wire is made up of the raw material of following weight portion: silicon: 0.03～0.08 part, ferrum: 0.2～0.42 part, copper: 0.2～0.3 part, magnesium: 0.06～0.2 part, zirconium: 0.1～0.3 part, zinc: 0.01～0.04 part, boron: 0.01～0.03 part, platinum: 0.01～0.05 part, titanium: 0.01～0.1 part, tungsten: 0.01～0.05 part, manganese: 0.01～0.03 part, remaining be aluminum；Wherein, magnesium and silicon mass ratio are (1.50～2.00): 1；When the tensile strength minima of described aluminum-alloy wire is 305MPa, minimum elongation at break is 3.8%, 20 DEG C maximum resistivity be 32.5n Ω m, the max line coefficient of expansion be 2.15 × 10-5(1/ DEG C), 20 DEG C time maximal density be 2.85g/cm3。
In aluminum-alloy wire described above, zirconium and aluminum form three calorize zirconium compoundss, enable aluminum alloy to middle recrystal grain and have obtained effective refinement；Magnesium silicon ratio (1.50～2.00): 1, silication magnesium dioxide hardening constituent is defined in enabling aluminum alloy to, when the subsequent heat treatment same for aluminium alloy, compared with this intensity of aluminum alloy compares aluminium alloy not in this range with magnesium silicon after tested, intensity improves 30～40MPa, wherein magnesium silicon about improves 30MPa than intensity during 1.50:1, magnesium silicon about improves 31MPa than intensity during 2.00:1, magnesium silicon improves 50MPa than intensity during 1.80:1, magnesium silicon ratio is from 1.50:1 to 1.80:1, intensity increases journey ascendant trend, magnesium silicon ratio is from 2.00:1 to 1.80:1, intensity increases journey ascendant trend, described magnesium silicon ratio refers to mass ratio；In aluminum-alloy wire described above, the addition of platinum makes resistivity be greatly reduced.
Applicant has made detailed detection for the aluminum-alloy wire of formula as below, and described aluminum-alloy wire is made up of the raw material of following weight portion: silicon: 0.05 part, ferrum: 0.2～0.42 part, copper: 0.2～0.3 part, magnesium: 0.09 part, zirconium: 0.1～0.3 part, zinc: 0.01～0.04 part, boron: 0.01～0.03 part, platinum: 0.01～0.05 part, titanium: 0.01～0.1 part, tungsten: 0.01～0.05 part, manganese: 0.01～0.03 part, remaining be aluminum；I.e. magnesium and silicon mass ratio are 1.8:1；When the tensile strength minima of the aluminum-alloy wire recorded is 337MPa, minimum elongation at break is 4.6%, 20 DEG C maximum resistivity be 30.2n Ω m, the max line coefficient of expansion be 2.13 × 10-5(1/ DEG C), 20 DEG C time maximal density be 2.65g/cm3。
Conductor in the cable of the present invention, has excellent acidproof, alkaline-resisting, water-fast and antioxygenic property, and maintaining requirement is extremely low, does not worries oxidation and etching problem；And there is extremely strong heat resistance, it is not influenced by temperature in the range of expanding and being contracted in-100～300 DEG C.
A kind of electric automobile inside aluminium alloy cable described in any of the above-described embodiment, it is characterised in that described conductor is made up of multilamellar, is formed by many aluminum-alloy wires are stranded in every layer, and the direction of lay between adjacent layer is contrary；The twisting pitch of every layer is 10～25 times of aluminium alloy diameter in this layer.
Further, a kind of electric automobile inside aluminium alloy cable described in any of the above-described embodiment, it is characterized in that described conductor is made up of multilamellar, in adjacent layer: the twisting pitch of outer layer aluminum-alloy wire is bigger than the twisting pitch of unlined aluminium B alloy wire, and the twisting pitch of outer layer aluminum-alloy wire is 2～4 times of twisting pitch of unlined aluminium B alloy wire.
A kind of electric automobile inside aluminium alloy cable described in any of the above-described embodiment, it is characterised in that the thickness of described insulating barrier is 0.5～3.0mm；More typical thickness is 0.5mm or 0.7mm or 0.8mm or 1.0mm or 1.5mm or 2.0mm or 3.0mm.
Certainly, as improving further, in the present invention, in any of the above-described embodiment, the material of belting layer can also is that metal tape such as copper strips or aluminium strip or aluminum alloy strip or steel band, band one direction in the way of having overlap joint is wound on outside conductor spirally, front and back have between spiral overlap joint make conductor externally without exposure at；The most aluminum-alloy wires of conductor can be stranded, it is also possible to is placed in parallel, and so makes conductor binding constraint be integrated；Do not scatter during alternating bending；Protection for conductor is more thoughtful, and outside slight damage does not interferes with the performance of inner conductor.
In the present invention, owing to conductor employing aluminum-alloy wire, aluminum-alloy wire can accomplish than aluminium wire diameter is thinner but intensity is higher, therefore can the most stranded production, twisting speed is 3～5 times of aluminium wire, is 2～3 times of copper wire；Therefore cable is more soft, more flexible, be more easy to lay in narrow space, more can high current capacity high pressure resistant, resistance to, high temperature resistant, more resistant to acid/base/aqueous corrosion, will not aoxidize；There is less thermal coefficient of expansion, after making cable, be not influenced by temperature in the range of expanding and being contracted in-100～300 DEG C, can keep integrated with insulating barrier；Creep-resistant property is more preferable.In the present invention, cable insulation uses 125 DEG C of environmentally-friendly flame retardant thermoplastic elastomer TPE or TPU, can effectively act as fire retardation, uses in the narrow space of electric automobile, and bending freely, has no that insulating barrier cracking phenomena occurs.
Thermoplastic elastomer (TPE) TPE(ThermoplasticElastomer) it is a kind of high resiliency with rubber, high intensity, high resilience, having again can the material of feature of injection molding；The 125 DEG C of environmentally-friendly flame retardant thermoplastic elastomer TPE used in the application can buy in companies such as LASTO, POLYONE.
TPU (Thermoplasticpolyurethanes) entitled Polyurethane Thermoplastic Elastomer rubber；The 125 DEG C of environmentally-friendly flame retardant thermoplastic elastomers used in the application can buy in companies such as LASTO, POLYONE, SK, Changshu Zhong Lian new material company limiteies.The TPU used in the application water resistance under muddiness is good, will not occur substantially to hydrolyze in 1～2 year；It addition, cable in use the application with do compatibility test with kerosene, gasoline, hydraulic oil, machine oil, lubricating oil etc., other parts in cable are all peeled off, only remain insulating barrier, through the immersion of 90 days, do not find mutual erosion with oil product.
Applicant not only used TPE, TPU of the prior art, also developed a kind of halogen-free flame-retardant thermoplastic elastomer electrical cable material, insulant for the application, it is characterised in that described halogen-free flame-retardant thermoplastic elastomer electrical cable material is made up of the raw material of following weight portion: BS SBS:30 part；Poly-(2-ethyl-6 n-pro-pyls-Isosorbide-5-Nitrae-phenylene) ether: 40 parts；Polyethylene or polypropylene: 38 parts；Butylene: 25 parts；The model that is produced from commercially available Kelamayi is 4010 naphthenic base white oils: 15 parts；Tricresyl phosphate: 30 parts；Tissuemat E: 3 parts；Model is the cable jacket antioxidant of 1010: 0.5 part；Commercially available model is UV-360 ultraviolet-resistant absorbent: 0.8 part.
After tested, above-mentioned halogen flame-retardant thermoplastic elastomer electrical cable material density is 1.025g/cm-3, melt flow rate (MFR) be 11.8g/10min, shore hardness be 83, hot strength be MPa, elongation at break be 14.4%, 135 DEG C × 168h degradation by, hot strength rate of change be 2.6%, 100 DEG C of thermal deformations be 1.8%, anti tear value be 25N/mm, tested by 135 DEG C × 1h cracking resistance, cracking resistance (130 DEG C, load 10kg, 3mm sample) by, (0/30)-40 DEG C of impact brittle test by, oxygen index (OI) be 28%, 20 DEG C of specific insulations be 2.6 × 1016Ω m, dielectric strength is 32MV/m, flame retardant rating is VW-1, 130 DEG C × 1h cable thermal contraction is 0.2%, 45g/L oxalic acid solution, (23 ± 5) DEG C, the acidproof rear elongation change rate of 168h is-2.3%, 40g/L sodium hydroxide solution, (23 ± 5) DEG C, the alkaline-resisting rear change rate of strength of 168h is 1.2%, 40g/L sodium hydroxide solution, (23 ± 5) DEG C, the alkaline-resisting rear elongation change rate of 168h is-4.2%, (80 ± 2) DEG C, 7 × 24h heat-proof water change rate of strength is 0.04%, (80 ± 2) DEG C, 7 × 24h heat-proof water elongation change rate is 0.35%, (85 ± 2) DEG C, (85 ± 2) % humidity, 3000h is aging, and rear elongation change rate is-1.8%；And when the cable of the present invention produces, the maximum stable process velocity of insulating barrier has reached on 120 ms/min, and property indices has all reached outstanding grade.
Cable in the present invention is placed on acid pH value be 5-6, alkaline ph value be 8-9 aqueous solution in, remain to after 30 days normally use.
Therefore, the present invention has a following main beneficial effect: more soft, more flexible, be more easy to that construction, deadweight are lighter, cost is lower, more can electric current high pressure resistant, big, electrical Interference high temperature resistant, anti-；Flame retardant effect is more preferably, bending resistance is more excellent, it is safer to use.
The present invention is not limited to above-mentioned preferred forms, it will be appreciated that the design of the present invention can be implemented to use by other various forms, and they also fall within protection scope of the present invention.
Claims (5)
1. an electric automobile inside aluminium alloy cable, including conductor, the band being coated on outside conductor, the insulating barrier overlayed on outside band, the material of described insulating barrier is 125 DEG C of environmentally-friendly flame retardant thermoplastic elastomer TPE, the rated operational voltage of described cable is 1500V, Long-term service temperature≤125 DEG C of cable, ambient temperature >=-40 DEG C during cable laying, cable is continuous-stable working time >=6h at temperature is 175 DEG C, the minimum bending radius of cable is 5 times of the outside diameter of cable, it is characterized in that described conductor is that the aluminum-alloy wire by many a diameter of 0.01～0.50mm is stranded, the cross-sectional area of described conductor is 1.5mm 2～120mm2；Described band one direction in the way of having overlap joint is wound on outside conductor spirally, and the width of overlap joint is 0.1～0.2 times of band width；The material of band be thickness be waterstop or non-woven fabrics or glass fiber tape or mica tape or the polyester belt that thickness is 0.03～0.10mm of 0.15～0.30mm；Described aluminum-alloy wire is made up of the raw material of following weight portion: silicon: 0.03～0.08 part, ferrum: 0.2～0.42 part, copper: 0.2～0.3 part, magnesium: 0.06～0.2 part, zirconium: 0.1～0.3 part, zinc: 0.01～0.04 part, boron: 0.01～0.03 part, platinum: 0.01～0.05 part, titanium: 0.01～0.1 part, tungsten: 0.01～0.05 part, manganese: 0.01～0.03 part, remaining be aluminum；Wherein, magnesium and silicon mass ratio are (1.50～2.00): 1；When the tensile strength minima of described aluminum-alloy wire is 305MPa, minimum elongation at break is 3.8%, 20 DEG C maximum resistivity be 32.5n Ω m, the max line coefficient of expansion be 2.15 × 10-5(1/ DEG C), 20 DEG C time maximal density be 2.85g/cm3。
A kind of electric automobile inside the most according to claim 1 aluminium alloy cable, it is characterised in that described conductor is made up of multilamellar, is formed by many aluminum-alloy wires are stranded in every layer, and the direction of lay between adjacent layer is contrary；The twisting pitch of every layer is 10～25 times of aluminium wire diameter in this layer.
A kind of electric automobile inside the most according to claim 2 aluminium alloy cable, it is characterized in that described conductor is made up of multilamellar, in adjacent layer: the twisting pitch of outer layer aluminum-alloy wire is bigger than the twisting pitch of unlined aluminium B alloy wire, and the twisting pitch of outer layer aluminum-alloy wire is 2～4 times of twisting pitch of unlined aluminium B alloy wire.
A kind of electric automobile inside the most according to claim 3 aluminium alloy cable, it is characterised in that the thickness of described insulating barrier is 0.5～3.0mm.
A kind of electric automobile inside the most according to claim 4 aluminium alloy cable, it is characterised in that the thickness of described insulating barrier is 0.5mm or 0.7mm or 0.8mm or 1.0mm or 1.5mm or 2.0mm or 3.0mm.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610307273.XA CN105976899A (en) | 2015-01-20 | 2015-01-20 | Aluminum alloy cable |
| CN201510027609.2A CN104538093B (en) | 2015-01-20 | 2015-01-20 | Aluminium alloy cable is used inside a kind of electric automobile |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510027609.2A CN104538093B (en) | 2015-01-20 | 2015-01-20 | Aluminium alloy cable is used inside a kind of electric automobile |
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| CN201610346454.3A Division CN105825921A (en) | 2015-01-20 | 2015-01-20 | Aluminum alloy cable for new energy vehicles |
| CN201610307273.XA Division CN105976899A (en) | 2015-01-20 | 2015-01-20 | Aluminum alloy cable |
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| CN104538093A CN104538093A (en) | 2015-04-22 |
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| CN201510027609.2A Active CN104538093B (en) | 2015-01-20 | 2015-01-20 | Aluminium alloy cable is used inside a kind of electric automobile |
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|---|---|---|---|---|
| EP0440118A3 (en) * | 1990-01-31 | 1992-02-26 | Fujikura Ltd. | Electric insulated wire and cable using the same |
| EP3086327B1 (en) * | 2007-10-23 | 2018-07-18 | Autonetworks Technologies, Ltd. | Aluminum electric wire for an automobile and a method for producing the same |
| CN202230748U (en) * | 2011-09-20 | 2012-05-23 | 安徽欣意电缆有限公司 | Aluminum alloy conductor automotive wire |
| CN102516742B (en) * | 2011-11-30 | 2013-12-11 | 中国蓝星（集团）股份有限公司 | Polyphenylether cable compound for adjusting hardness and preparation method thereof |
| CN102978475B (en) * | 2012-11-09 | 2014-12-24 | 安徽欣意电缆有限公司 | Al-Fe-Pt-RE aluminum alloy, and preparation method and power cable thereof |
| US9087629B2 (en) * | 2012-12-13 | 2015-07-21 | General Cable Technologies Corporation | Fire and water resistant cable |
| CN103886952A (en) * | 2014-03-26 | 2014-06-25 | 中利科技集团股份有限公司 | Two-sheath aluminum core inflaming retarding flexible cable for communication power supply |
| CN104167251B (en) * | 2014-09-03 | 2017-01-25 | 中利科技集团股份有限公司 | High-voltage connecting cable provided with ultra-soft aluminum conductor and used in electric automobile and manufacturing method of high-voltage connecting cable |
| CN104183311B (en) * | 2014-09-03 | 2016-11-30 | 中利科技集团股份有限公司 | Have inside the electric automobile of super soft aluminium conductor and connect cable and manufacture method with high pressure |
| CN204332421U (en) * | 2015-01-20 | 2015-05-13 | 中利科技集团股份有限公司 | A kind of electric automobile inside aluminium alloy cable |
-
2015
- 2015-01-20 CN CN201610307273.XA patent/CN105976899A/en active Pending
- 2015-01-20 CN CN201510027609.2A patent/CN104538093B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104538093A (en) | 2015-04-22 |
| CN105976899A (en) | 2016-09-28 |
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Address after: 215542 Jiangsu city of Suzhou province Changshou City Shajiabang town southeast of Changshu Development Zone, No. 8 Chang kunlu Patentee after: Jiangsu Zhongli group Limited by Share Ltd Address before: 215542 Jiangsu city of Suzhou province Changshou City Shajiabang town southeast of Changshu Development Zone, No. 8 Chang kunlu Patentee before: Zhongli Science & Technology Group Co., Ltd. |
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Application publication date: 20150422 Assignee: CHANGSHU LIXING PHOTOELECTRIC SCIENCE & TECHNOLOGY CO., LTD. Assignor: Jiangsu Zhongli group Limited by Share Ltd Contract record no.: 2018320000162 Denomination of invention: Aluminum alloy cable used in electric vehicle Granted publication date: 20160817 License type: Common License Record date: 20180911 |
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