CN204332421U - A kind of electric automobile inside aluminium alloy cable - Google Patents
A kind of electric automobile inside aluminium alloy cable Download PDFInfo
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- CN204332421U CN204332421U CN201520038023.1U CN201520038023U CN204332421U CN 204332421 U CN204332421 U CN 204332421U CN 201520038023 U CN201520038023 U CN 201520038023U CN 204332421 U CN204332421 U CN 204332421U
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Abstract
The utility model belongs to electric automobile and technical field of cables, relate to a kind of electric automobile inside aluminium alloy cable, comprise conductor, the band be coated on outside conductor, by 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 or TPU, it is characterized in that described conductor forms by many aluminum-alloy wires are stranded, described band is to have the mode one direction of overlap joint spirally outside conductor, and the width of overlap joint is 0.1 ~ 0.2 times of band width; The material of band to be thickness be waterstop or nonwoven fabrics or glass fiber tape or the mica tape of 0.15 ~ 0.30mm or thickness is the polyester belt of 0.03 ~ 0.10mm.The utility model has following main beneficial effect: more soft, more flexible, more easily construct, conduct oneself with dignity lighter, cost is lower, more can high pressure resistant, big current, high temperature resistant, anti-electrical Interference; Flame retardant effect is better, bending resistance is more excellent, it is safer to use.
Description
Technical field
The utility model belongs to electric automobile and technical field of cables, especially relates to a kind of electric automobile inside aluminium alloy cable.
Background technology
Automotive interior high pressure stube cable is a kind of for electric connection line, the primary high-voltage transmission for vehicle interior.Communication power supply flexible cable not only requires to have good flexibility, conveniently to lay in narrow space or when similar, and requires to have desirable anti-flammability, to adapt to higher fire-protection rating requirement.
The cable for car overwhelming majority adopts copper conductor both at home and abroad at present, and copper conductor itself is heavier, and flexibility is poor; Usually communication power supply flexible cable is adopted to carry out substituting use both at home and abroad.
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 provides " a kind of communication power supply flame-retardant refractory flexible electric cable ", CN202230791Y discloses to be had " the flame-retardant crosslinking polyethylene insulated flexible cable of a kind of communication power supply ", CN202720953U introduces to be had " watt form drag combustion shielded flexible cable for 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 respectively has corresponding technique effect, there is following common defect: (1) due to using stranded thin copper wire as conductor, its softness can not meet the desired requirement.And due to pliability difference, bending radius is restricted, thus narrow space, to hinder by immovable object so the occasion at the place of talking in a roundabout way and so on is laid time, very easily affect speed of application, particularly in the occasion that the spaces such as vehicle are less; (2) use copper as the conductor of flexible cable owing to generally selecting under technology prejudice, thus not only there is the blindness of reasonable employment raw material aspect, and cause the manufacturing cost of flexible cable large; Its three, because copper density is large, therefore cable weight is heavier, and the cost thus not only in logistics transportation, storage link is high, and workmen's labour intensity is large in laid processes, to consume cost of labor high.
Our company application application number be: 2014104424205 and name be called: " a kind of electric automobile inside high pressure stube cable with super soft aluminium conductor and preparation method thereof ", application number is: 2014104424313 and name be called: " there is electric automobile inside high pressure stube cable and the manufacture method of super soft aluminium conductor ", application number is: 2014104424328 and name be called: in " there is electric automobile inside two sheath high pressure stube cable and the manufacture method of ultra-soft aluminum conductor " patent, the material of restrictive coating is still not ideal enough, therefore softness, fire resistances etc. still have the space of lifting.
In view of above-mentioned prior art, still have necessity of improvement, the applicant has done useful design for this reason, defines technical scheme described below.
Utility model content
In order to solve the problem, the purpose of this utility model discloses a kind of electric automobile inside aluminium alloy cable, and it realizes by the following technical solutions.
In first embodiment of the present utility model, a kind of electric automobile inside aluminium alloy cable, comprise conductor, be coated on the band outside conductor, by 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 at temperature is 175 DEG C continous-stable operating time>=6h, the minimum bending radius of cable is 5 times of the outside diameter of cable, it is characterized in that described conductor is is that the aluminum-alloy wire of 0.01 ~ 0.50mm is stranded by many diameters, the cross-sectional area of described conductor is 1.5
2~ 120mm
2, described band is to have the mode one direction of overlap joint spirally outside conductor, and the width of overlap joint is 0.1 ~ 0.2 times of band width, the material of band to be thickness be waterstop or nonwoven fabrics or glass fiber tape or the mica tape of 0.15 ~ 0.30mm or thickness is the polyester belt of 0.03 ~ 0.10mm, the model of described aluminum-alloy wire is 8A07 or 8030 or LHA1 or LHA2, 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).
In second embodiment of the present utility model, a kind of electric automobile inside aluminium alloy cable, comprise conductor, be coated on the band outside conductor, by 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 at temperature is 175 DEG C continous-stable operating time>=6h, the minimum bending radius of cable is 5 times of the outside diameter of cable, it is characterized in that described conductor is is that the aluminum-alloy wire of 0.01 ~ 0.50mm is stranded by many diameters, the cross-sectional area of described conductor is 1.5
2~ 120mm
2, described band is to have the mode one direction of overlap joint spirally outside conductor, and the width of overlap joint is 0.1 ~ 0.2 times of band width, the material of band to be thickness be waterstop or nonwoven fabrics or glass fiber tape or the mica tape of 0.15 ~ 0.30mm or thickness is the polyester belt of 0.03 ~ 0.10mm, the model of described aluminum-alloy wire is 8A07 or 8030 or LHA1 or LHA2, 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 above, is characterized in that described conductor is made up of multilayer, and by the many soft aluminium wires of 5th class or many zinc-plated aluminium wires or many zinc-plated aluminium wires are stranded forms in every layer, and 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 multilayer, in adjacent layer: the twisting pitch of outer aluminum-alloy wire is larger than the twisting pitch of unlined aluminium B alloy wire, and the twisting pitch of outer aluminum-alloy wire is 2 ~ 4 times of the twisting pitch of unlined aluminium B alloy wire.
A kind of electric automobile inside aluminium alloy cable described above, is characterized 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 utility model has following main beneficial effect: more soft, more flexible, more easily construct, conduct oneself with dignity lighter, cost is lower, more can high pressure resistant, big current, high temperature resistant, anti-electrical Interference; Flame retardant effect is better, 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 the utility model embodiment 1.
Fig. 2 is the cross-sectional structure schematic diagram of embodiment 1.
Embodiment
embodiment 1
Ask for an interview Fig. 1 and Fig. 2, a kind of electric automobile inside aluminium alloy cable, comprise conductor 1, be coated on the band 2 outside conductor 1, by 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 at temperature is 175 DEG C continous-stable operating time>=6h, the minimum bending radius of cable is 5 times of the outside diameter of cable, it is characterized in that described conductor 1 is is that the aluminum-alloy wire of 0.01 ~ 0.50mm is stranded by many diameters, the cross-sectional area of described conductor is 1.5
2~ 120mm
2, described band is to have the mode one direction of overlap joint spirally outside conductor, and the width of overlap joint is 0.1 ~ 0.2 times of band width, the material of band to be thickness be waterstop or nonwoven fabrics or glass fiber tape or the mica tape of 0.15 ~ 0.30mm or thickness is the polyester belt of 0.03 ~ 0.10mm.
embodiment 2
Please refer to Fig. 1 and Fig. 2, a kind of electric automobile inside aluminium alloy cable, comprise conductor 1, be coated on the band 2 outside conductor 1, by 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 at temperature is 175 DEG C continous-stable operating time>=6h, the minimum bending radius of cable is 5 times of the outside diameter of cable, it is characterized in that described conductor 1 is is that the aluminum-alloy wire of 0.01 ~ 0.50mm is stranded by many diameters, the cross-sectional area of described conductor is 1.5
2~ 120mm
2, described band is to have the mode one direction of overlap joint spirally outside conductor, and the width of overlap joint is 0.1 ~ 0.2 times of band width, the material of band to be thickness be waterstop or nonwoven fabrics or glass fiber tape or the mica tape of 0.15 ~ 0.30mm or thickness is the polyester belt of 0.03 ~ 0.10mm.
A kind of electric automobile inside aluminium alloy cable described above, is characterized 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, is characterized in that described screen is coated on by the coated woven shield that formed of metal wire knitted band or by semiconductor composite extrusion molding the semi-conductive shield that one side aluminium foil layer formed outward.
A kind of electric automobile inside aluminium alloy cable described in above-mentioned arbitrary embodiment, is characterized 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 above-mentioned arbitrary embodiment, is characterized 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 above-mentioned arbitrary embodiment, when it is characterized in that 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 above-mentioned arbitrary embodiment, is characterized in that described conductor is made up of multilayer, forms in every layer by many aluminum-alloy wires are stranded, and 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 above-mentioned arbitrary embodiment, it is characterized in that described conductor is made up of multilayer, in adjacent layer: the twisting pitch of outer aluminum-alloy wire is larger than the twisting pitch of unlined aluminium B alloy wire, and the twisting pitch of outer aluminum-alloy wire is 2 ~ 4 times of the twisting pitch of unlined aluminium B alloy wire.
A kind of electric automobile inside aluminium alloy cable described in above-mentioned arbitrary embodiment, is characterized 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 utility model, in above-mentioned arbitrary embodiment, the material of belting layer can also be metal tape as copper strips or aluminium strip or aluminum alloy strip or steel band, band, to have the mode one direction of overlap joint spirally outside conductor, has overlap joint and makes conductor externally without exposure place between the spiral of front and back; Conductor and many aluminum-alloy wires can be stranded, also can be parallel placements, make conductor binding constraint be integrated like this; Do not scatter during alternating bending; Protection for conductor is more thoughtful, and outside slight damage can not affect the performance of inner conductor.
In the utility model, owing to employing aluminum-alloy wire in conductor, aluminum-alloy wire can accomplish than aluminium wire diameter is thinner but intensity is higher, therefore can stranded production more quickly, twisting speed is 3 ~ 5 times of aluminium wire, is 2 ~ 3 times of copper wire; Therefore cable more softly, more flexible, easier lays in narrow space, more can high pressure resistant, resistance to high current capacity, high temperature resistant, more acidproof/alkali/aqueous corrosion, can not be oxidized; Have less thermal coefficient of expansion, after making cable, expand and to be contracted within the scope of-100 ~ 300 DEG C substantially not by the impact of temperature, what can keep with insulating barrier is integrated; Creep-resistant property is better.In the utility model, cable insulation adopts 125 DEG C of environmentally-friendly flame retardant thermoplastic elastomer TPE or TPU, effectively can play fire retardation, use in the narrow space of electric automobile, bends freely, has no insulating barrier cracking phenomena and occurs.
Thermoplastic elastomer (TPE) TPE(Thermoplastic Elastomer) be a kind of high resiliency with rubber, high strength, 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 (Thermoplastic polyurethanes) name is called TPUE rubber; The 125 DEG C of environmentally-friendly flame retardant thermoplastic elastomers used in the application can buy in the company such as LASTO, POLYONE, SK, Changshu Zhong Lian new material Co., Ltd.The TPU used in the application water resistance under muddiness is good, in 1 ~ 2 year, obvious hydrolysis can not occur; In addition, use the cable in the application and do compatibility test with kerosene, gasoline, hydraulic oil, machine oil, lubrication wet goods, other parts in cable all being peeled off, only surplus insulating barrier, through the immersion of 90 days, does not find mutual erosion with oil product.
Cable in the utility model is placed on acid pH value is 5-6, alkaline ph value is in the aqueous solution of 8-9, still can normally uses after 30 days.
Therefore, the utility model has following main beneficial effect: more soft, more flexible, more easily construct, conduct oneself with dignity lighter, cost is lower, more can high pressure resistant, big current, high temperature resistant, anti-electrical Interference; Flame retardant effect is better, bending resistance is more excellent, it is safer to use.
The utility model is not limited to above-mentioned preferred forms, and should be appreciated that design of the present utility model can be implemented to use by other various forms, they drop in protection range of the present utility model equally.
Claims (6)
1. an electric automobile inside aluminium alloy cable, comprise conductor, be coated on the band outside conductor, by 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 at temperature is 175 DEG C continous-stable operating time>=6h, the minimum bending radius of cable is 5 times of the outside diameter of cable, it is characterized in that described conductor is is that the aluminum-alloy wire of 0.01 ~ 0.50mm is stranded by many diameters, the cross-sectional area of described conductor is 1.5
2~ 120mm
2, described band is to have the mode one direction of overlap joint spirally outside conductor, and the width of overlap joint is 0.1 ~ 0.2 times of band width, the material of band to be thickness be waterstop or nonwoven fabrics or glass fiber tape or the mica tape of 0.15 ~ 0.30mm or thickness is the polyester belt of 0.03 ~ 0.10mm, the model of described aluminum-alloy wire is 8A07 or 8030 or LHA1 or LHA2, 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/ DEG C.
2. an electric automobile inside aluminium alloy cable, comprise conductor, be coated on the band outside conductor, by 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 at temperature is 175 DEG C continous-stable operating time>=6h, the minimum bending radius of cable is 5 times of the outside diameter of cable, it is characterized in that described conductor is is that the aluminum-alloy wire of 0.01 ~ 0.50mm is stranded by many diameters, the cross-sectional area of described conductor is 1.5
2~ 120mm
2, described band is to have the mode one direction of overlap joint spirally outside conductor, and the width of overlap joint is 0.1 ~ 0.2 times of band width, the material of band to be thickness be waterstop or nonwoven fabrics or glass fiber tape or the mica tape of 0.15 ~ 0.30mm or thickness is the polyester belt of 0.03 ~ 0.10mm, the model of described aluminum-alloy wire is 8A07 or 8030 or LHA1 or LHA2, 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/ DEG C.
3. according to a kind of electric automobile inside according to claim 1 or claim 2 aluminium alloy cable, it is characterized in that described conductor is made up of multilayer, by the many soft aluminium wires of 5th class or many zinc-plated aluminium wires or many zinc-plated aluminium wires are stranded forms in every layer, and 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.
4. a kind of electric automobile inside according to claim 3 aluminium alloy cable, it is characterized in that described conductor is made up of multilayer, in adjacent layer: the twisting pitch of outer aluminum-alloy wire is larger than the twisting pitch of unlined aluminium B alloy wire, and the twisting pitch of outer aluminum-alloy wire is 2 ~ 4 times of the twisting pitch of unlined aluminium B alloy wire.
5. a kind of electric automobile inside according to claim 4 aluminium alloy cable, is characterized in that the thickness of described insulating barrier is 0.5 ~ 3.0mm.
6. a kind of electric automobile inside according to claim 5 aluminium alloy cable, is characterized 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.
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| CN201520038023.1U CN204332421U (en) | 2015-01-20 | 2015-01-20 | A kind of electric automobile inside aluminium alloy cable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104538093A (en) * | 2015-01-20 | 2015-04-22 | 中利科技集团股份有限公司 | Aluminum alloy cable used in electric vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104538093A (en) * | 2015-01-20 | 2015-04-22 | 中利科技集团股份有限公司 | Aluminum alloy cable used in electric vehicle |
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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. |