CN204117669U - The inner connection high-tension cable of a kind of electric automobile - Google Patents
The inner connection high-tension cable of a kind of electric automobile Download PDFInfo
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- CN204117669U CN204117669U CN201420691506.7U CN201420691506U CN204117669U CN 204117669 U CN204117669 U CN 204117669U CN 201420691506 U CN201420691506 U CN 201420691506U CN 204117669 U CN204117669 U CN 204117669U
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Abstract
The utility model belongs to technical field of cables, particularly relate to the inner connection high-tension cable of a kind of electric automobile, comprise conductor, band, insulating barrier, restrictive coating, it is characterized in that what conductor was made up of the many soft aluminium wires of the 5th class through annealing in process or zinc-plated aluminium wire or zinc-plated aluminium wire, the cross-sectional area of described conductor is 1.5 ~ 120 mm sqs, the material of described insulating barrier is 125 DEG C of environmental protection flame retardant cross-linking radiation polyolefin, and the material of described restrictive coating is 125 DEG C of environmentally-friendly flame retardant thermoplastic elastomers; Conductor is made up of multilayer, and the direction of lay between adjacent layer is contrary; The outer twisting pitch of adjacent layer is larger than internal layer twisting pitch, and the diameter of outer aluminium wire is larger than the diameter of internal layer aluminium wire; 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 the inner connection high-tension cable of a kind of electric automobile.
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 the inner connection high-tension cable of a kind of electric automobile, and it realizes by the following technical solutions.
In first embodiment of the present utility model, the inner connection high-tension cable of a kind of electric automobile, comprise conductor, be coated on the band outside conductor, by the insulating barrier overlayed on outside band, extrusion molding is coated on the restrictive coating outside insulating barrier, it is characterized in that that that the soft aluminium wire of the 5th class that described conductor is 0.05 ~ 0.60mm by the many diameters through annealing in process forms or that described conductor is 0.05 ~ 0.60mm by many diameters zinc-plated aluminium wire forms or that described conductor is 0.05 ~ 0.60mm by many diameters zinc-plated aluminium wire forms, the cross-sectional area of described conductor is 1.5mm
2~ 120mm
2, the material of described insulating barrier is 125 DEG C of environmental protection flame retardant cross-linking radiation polyolefin, and the material of described restrictive coating is 125 DEG C of environmentally-friendly flame retardant thermoplastic elastomers, 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, in adjacent layer: the twisting pitch of outer aluminium wire is larger than the twisting pitch of internal layer aluminium wire, and the twisting pitch of outer aluminium wire is 2 ~ 4 times of the twisting pitch of internal layer aluminium wire, in adjacent layer, the diameter of outer aluminium wire is larger than the diameter of internal layer aluminium wire, the rated operational voltage of described cable is Long-term service temperature≤125 DEG C of 1500V, cable, ambient temperature>=-40 DEG C during cable laying, and cable is stream time>=6h at temperature is 175 DEG C, and the minimum bending radius of cable is 5 times of the outside diameter of cable.
In second embodiment of the present utility model, the inner connection high-tension cable of a kind of electric automobile, comprise conductor, be coated on the band outside conductor, by the insulating barrier overlayed on outside band, be coated on the one side aluminium foil layer outside insulating barrier, be coated on the screen outside one side aluminium foil layer, extrusion molding is coated on the restrictive coating outside screen, it is characterized in that that that the soft aluminium wire of the 5th class that described conductor is 0.05 ~ 0.60mm by the many diameters through annealing in process forms or that described conductor is 0.05 ~ 0.60mm by many diameters zinc-plated aluminium wire forms or that described conductor is 0.05 ~ 0.60mm by many diameters zinc-plated aluminium wire forms, the cross-sectional area of described conductor is 1.5mm
2~ 120mm
2, the material of described insulating barrier is 125 DEG C of environmental protection flame retardant cross-linking radiation polyolefin, and the material of described restrictive coating is 125 DEG C of environmentally-friendly flame retardant thermoplastic elastomers, and the conductive aluminum foil face of described one side aluminium foil layer contacts with the outer surface of insulating barrier, 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, in adjacent layer: the twisting pitch of outer aluminium wire is larger than the twisting pitch of internal layer aluminium wire, and the twisting pitch of outer aluminium wire is 2 ~ 4 times of the twisting pitch of internal layer aluminium wire, in adjacent layer, the diameter of outer aluminium wire is larger than the diameter of internal layer aluminium wire, the rated operational voltage of described cable is Long-term service temperature≤125 DEG C of 1500V, cable, ambient temperature>=-40 DEG C during cable laying, and cable is stream time>=6h at temperature is 175 DEG C, and the minimum bending radius of cable is 8 times of the outside diameter of cable.
The inner connection high-tension cable of a kind of electric automobile described above, is characterized in that the thickness of described restrictive coating 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.
The inner connection high-tension cable of a kind of electric automobile 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.
The inner connection high-tension cable of a kind of electric automobile described above, is characterized in that the material of described band is waterstop or nonwoven fabrics or polyester belt or glass fiber tape or mica tape.
The inner connection high-tension cable of a kind of electric automobile described above, what it is characterized in that described band is the mode helical coated that is wound around in conductor outside.
The utility model compared with prior art, because aluminium wire is more soft than copper wire, and adopt the duralumin having a class or two class conductors in the soft aluminium wire in the utility model is different from general industry aluminium cable, therefore the present invention has more soft technique effect, substantially increase the pliability of whole cable, be convenient to bending in cable space narrow in car laying; In addition, aluminium wire is compared with copper wire, and aluminium wire is not oxidizable; It is low that density due to aluminium compares copper, and therefore, cable is lighter, material cost and cost of transportation Geng Sheng, more easily installs and lay; In the utility model, cable insulation adopts 125 DEG C of environmental protection flame retardant cross-linking radiation polyolefin, effectively can play fire retardation; The coat layer of power cable adopts 125 DEG C of environmentally-friendly flame retardant thermoplastic elastomers, effectively can play fire retardation and serve extremely excellent bending resistance, using in the narrow space of electric automobile, bends freely, has no sheath cracking phenomena and occurs; In use, embodiment 1 and embodiment 2 restrictive coating thickness be 0.8mm, cable be 120mm square time, appoint and get 1 meter, one end is fixed, the other end hang weigh 50 kilograms, with forward 360 degree, homing, reverse 360 degree be a torsional cycles, through continuous 100 times test having no restrictive coating ftracture; Appoint and get 3 meters, one end is fixed, it is heavy 50 kilograms to hang below the other end, at one end and between the other end, place the chuck that diameter is 250mm, one end is so that forward 90 degree are pushed down chuck, homing, reverse 90 degree to push down chuck be a circulation, restrictive coating cracking is had no through continuous 300 alternating bending tests, therefore, the utility model has excellent bending resistance and torsional property.
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 cross-sectional structure schematic diagram of the utility model embodiment 1.
Fig. 2 is the cross-sectional structure schematic diagram of the utility model embodiment 3.
Embodiment
embodiment 1
Ask for an interview Fig. 1, the inner connection high-tension cable of a kind of electric automobile, comprise conductor 1, the band 2 be coated on outside conductor 1, the restrictive coating 4 be coated on by insulating barrier 3, the extrusion molding overlayed on outside band 2 outside insulating barrier 3, it is characterized in that that that the soft aluminium wire of the 5th class that described conductor 1 is 0.05 ~ 0.60mm by the many diameters through annealing in process forms or that described conductor 1 is 0.05 ~ 0.60mm by many diameters zinc-plated aluminium wire forms or that described conductor 1 is 0.05 ~ 0.60mm by many diameters zinc-plated aluminium wire forms, the cross-sectional area of described conductor is 1.5mm
2~ 120mm
2, the material of described insulating barrier 3 is 125 DEG C of environmental protection flame retardant cross-linking radiation polyolefin, and the material of described restrictive coating 4 is 125 DEG C of environmentally-friendly flame retardant thermoplastic elastomers; 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; In adjacent layer: the twisting pitch of outer aluminium wire is larger than the twisting pitch of internal layer aluminium wire, and the twisting pitch of outer aluminium wire is 2 ~ 4 times of the twisting pitch of internal layer aluminium wire; In adjacent layer, the diameter of outer aluminium wire is larger than the diameter of internal layer aluminium wire; The rated operational voltage of described cable is Long-term service temperature≤125 DEG C of 1500V, cable, ambient temperature>=-40 DEG C during cable laying, and cable is stream time>=6h at temperature is 175 DEG C, and the minimum bending radius of cable is 5 times of the outside diameter of cable.
embodiment 2
Ask for an interview Fig. 2, the inner connection high-tension cable of a kind of electric automobile, comprise conductor 1, be coated on the band 2 outside conductor 1, by the insulating barrier 3 overlayed on outside band 2, be coated on the one side aluminium foil layer 5 outside insulating barrier 3, be coated on the screen 6 outside one side aluminium foil layer 5, extrusion molding is coated on the restrictive coating 4 outside screen 6, it is characterized in that that that the soft aluminium wire of the 5th class that described conductor 1 is 0.05 ~ 0.60mm by the many diameters through annealing in process forms or that described conductor 1 is 0.05 ~ 0.60mm by many diameters zinc-plated aluminium wire forms or that described conductor 1 is 0.05 ~ 0.60mm by many diameters zinc-plated aluminium wire forms, the cross-sectional area of described conductor is 1.5mm
2~ 120mm
2, the material of described insulating barrier 3 is 125 DEG C of environmental protection flame retardant cross-linking radiation polyolefin, and the material of described restrictive coating 4 is 125 DEG C of environmentally-friendly flame retardant thermoplastic elastomers, and the conductive aluminum foil face of described one side aluminium foil layer contacts with the outer surface of insulating barrier, 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, in adjacent layer: the twisting pitch of outer aluminium wire is larger than the twisting pitch of internal layer aluminium wire, and the twisting pitch of outer aluminium wire is 2 ~ 4 times of the twisting pitch of internal layer aluminium wire, in adjacent layer, the diameter of outer aluminium wire is larger than the diameter of internal layer aluminium wire, the rated operational voltage of described cable is Long-term service temperature≤125 DEG C of 1500V, cable, ambient temperature>=-40 DEG C during cable laying, and cable is stream time>=6h at temperature is 175 DEG C, and the minimum bending radius of cable is 8 times of the outside diameter of cable.
The inner connection high-tension cable of a kind of electric automobile 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.
The inner connection high-tension cable of a kind of electric automobile 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.
The inner connection high-tension cable of a kind of electric automobile 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.
The inner connection high-tension cable of a kind of electric automobile 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.
The inner connection high-tension cable of a kind of electric automobile described in above-mentioned arbitrary embodiment, is characterized in that the material of described band is waterstop or nonwoven fabrics or polyester belt or glass fiber tape or mica tape.
The inner connection high-tension cable of a kind of electric automobile described in above-mentioned arbitrary embodiment, what it is characterized in that described band is the mode helical coated that is wound around in conductor outside.
The inner connection high-tension cable of a kind of electric automobile described in above-mentioned arbitrary embodiment, it is characterized in that described conductor, in adjacent layer, the radical of outer aluminium wire and the radical of internal layer aluminium wire can be as many, or the radical of outer aluminium wire is more than the radical of internal layer aluminium wire; As many situation, makes that production equipment is simpler, operator not easily makes mistakes when manufacturing.
Certainly, the inner connection high-tension cable of a kind of electric automobile in embodiment 1, also can be and comprise conductor 1, be coated on the band 2 outside conductor 1, by the insulating barrier 3 overlayed on outside band 2, extrusion molding is coated on the restrictive coating 4 outside insulating barrier 3, it is characterized in that that that the soft aluminium wire of the 5th class that described conductor 1 is 0.05 ~ 0.60mm by the many diameters through annealing in process forms or that described conductor 1 is 0.05 ~ 0.60mm by many diameters zinc-plated aluminium wire forms or that described conductor 1 is 0.05 ~ 0.60mm by many diameters zinc-plated aluminium wire forms, the cross-sectional area of described conductor is 1.5mm
2~ 120mm
2, the material of described insulating barrier 3 is 125 DEG C of environmental protection flame retardant cross-linking radiation polyolefin, and the material of described restrictive coating 4 is 125 DEG C of environmentally-friendly flame retardant thermoplastic elastomers, many in the described conductor soft aluminium wires of the 5th class or many zinc-plated aluminium wires or many zinc-plated aluminium wires are parallel placements, the rated operational voltage of described cable is Long-term service temperature≤125 DEG C of 1500V, cable, ambient temperature>=-40 DEG C during cable laying, and cable is stream time>=6h at temperature is 175 DEG C, and the minimum bending radius of cable is 5 times of the outside diameter of cable.
Certainly, the inner connection high-tension cable of a kind of electric automobile in embodiment 2, also can be and comprise conductor 1, be coated on the band 2 outside conductor 1, by the insulating barrier 3 overlayed on outside band 2, be coated on the one side aluminium foil layer 5 outside insulating barrier 3, be coated on the screen 6 outside one side aluminium foil layer 5, extrusion molding is coated on the restrictive coating 4 outside screen 6, it is characterized in that that that the soft aluminium wire of the 5th class that described conductor 1 is 0.05 ~ 0.60mm by the many diameters through annealing in process forms or that described conductor 1 is 0.05 ~ 0.60mm by many diameters zinc-plated aluminium wire forms or that described conductor 1 is 0.05 ~ 0.60mm by many diameters zinc-plated aluminium wire forms, the cross-sectional area of described conductor is 1.5mm
2~ 120mm
2, the material of described insulating barrier 3 is 125 DEG C of environmental protection flame retardant cross-linking radiation polyolefin, and the material of described restrictive coating 4 is 125 DEG C of environmentally-friendly flame retardant thermoplastic elastomers, and the conductive aluminum foil face of described one side aluminium foil layer contacts with the outer surface of insulating barrier, described conductor forms by by the many soft aluminium wires of 5th class or many zinc-plated aluminium wires or the many parallel placements of zinc-plated aluminium wire, the rated operational voltage of described cable is Long-term service temperature≤125 DEG C of 1500V, cable, ambient temperature>=-40 DEG C during cable laying, and cable is stream time>=6h at temperature is 175 DEG C, and the minimum bending radius of cable is 8 times of the outside diameter of cable.
In the utility model, be called with 2014104424205 and name: " 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: " having electric automobile inside pair sheath high pressure stube cable and the manufacture method of ultra-soft aluminum conductor " patent is compared, the scope of the aluminium wire in conductor is larger, it is 0.05mm that applicant have employed diameter, 0.06mm, 0.07mm, 0.08mm, 0.09mm, 0.48mm, 0.50mm, 0.55mm, the aluminium wire of 0.60mm is tested, all reach excellent effect, wherein diameter is [0.05mm, the cable that aluminium wire 0.10mm) is produced, its softness has and improves significantly, but defect is that the speed of production conductor is slower, diameter be (0.45mm, 0.60mm] aluminium wire produce cable, it can be produced fast, compares copper conductor cable and still has more excellent softness.
In the utility model, during screen employing semiconductive material, extrusion molding mode accelerates the speed of production of cable greatly, shortens and delivers goods it.
The utility model compared with prior art, because aluminium wire is more soft than copper wire, and adopt the duralumin having a class or two class conductors in the soft aluminium wire in the utility model is different from general industry aluminium cable, therefore the present invention has more soft technique effect, substantially increase the pliability of whole cable, be convenient to bending in cable space narrow in car laying; In addition, aluminium wire is compared with copper wire, and aluminium wire is not oxidizable; It is low that density due to aluminium compares copper, and therefore, cable is lighter, material cost and cost of transportation Geng Sheng, more easily installs and lay; In the utility model, cable insulation adopts 125 DEG C of environmental protection flame retardant cross-linking radiation polyolefin, effectively can play fire retardation; The coat layer of power cable adopts 125 DEG C of environmentally-friendly flame retardant thermoplastic elastomers, effectively can play fire retardation and serve extremely excellent bending resistance, using in the narrow space of electric automobile, bends freely, has no sheath cracking phenomena and occurs; In use, embodiment 1 and embodiment 2 restrictive coating thickness be 0.8mm, cable be 120mm square time, appoint and get 1 meter, one end is fixed, the other end hang weigh 50 kilograms, with forward 360 degree, homing, reverse 360 degree be a torsional cycles, through continuous 100 times test having no restrictive coating ftracture; Appoint and get 3 meters, one end is fixed, it is heavy 50 kilograms to hang below the other end, at one end and between the other end, place the chuck that diameter is 250mm, one end is so that forward 90 degree are pushed down chuck, homing, reverse 90 degree to push down chuck be a circulation, restrictive coating cracking is had no through continuous 300 alternating bending tests, therefore, the utility model has excellent bending resistance and torsional property.
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 restrictive coating, through the immersion of 90 days, does not find mutual erosion with oil product.
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 (10)
1. the inner connection high-tension cable of electric automobile, comprise conductor, the band be coated on outside conductor, the restrictive coating be coated on by insulating barrier, the extrusion molding overlayed on outside band outside insulating barrier, it is characterized in that that that the soft aluminium wire of the 5th class that described conductor is 0.05 ~ 0.60mm by the many diameters through annealing in process forms or that described conductor is 0.05 ~ 0.60mm by many diameters zinc-plated aluminium wire forms or that described conductor is 0.05 ~ 0.60mm by many diameters zinc-plated aluminium wire forms, the cross-sectional area of described conductor is 1.5mm
2~ 120mm
2, the material of described insulating barrier is 125 DEG C of environmental protection flame retardant cross-linking radiation polyolefin, and the material of described restrictive coating is 125 DEG C of environmentally-friendly flame retardant thermoplastic elastomers; 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; In adjacent layer: the twisting pitch of outer aluminium wire is larger than the twisting pitch of internal layer aluminium wire, and the twisting pitch of outer aluminium wire is 2 ~ 4 times of the twisting pitch of internal layer aluminium wire; In adjacent layer, the diameter of outer aluminium wire is larger than the diameter of internal layer aluminium wire; The rated operational voltage of described cable is Long-term service temperature≤125 DEG C of 1500V, cable, ambient temperature>=-40 DEG C during cable laying, and cable is stream time>=6h at temperature is 175 DEG C, and the minimum bending radius of cable is 5 times of the outside diameter of cable.
2. the inner connection high-tension cable of electric automobile, comprise conductor, be coated on the band outside conductor, by the insulating barrier overlayed on outside band, be coated on the one side aluminium foil layer outside insulating barrier, be coated on the screen outside one side aluminium foil layer, extrusion molding is coated on the restrictive coating outside screen, it is characterized in that that that the soft aluminium wire of the 5th class that described conductor is 0.05 ~ 0.60mm by the many diameters through annealing in process forms or that described conductor is 0.05 ~ 0.60mm by many diameters zinc-plated aluminium wire forms or that described conductor is 0.05 ~ 0.60mm by many diameters zinc-plated aluminium wire forms, the cross-sectional area of described conductor is 1.5mm
2~ 120mm
2, the material of described insulating barrier is 125 DEG C of environmental protection flame retardant cross-linking radiation polyolefin, and the material of described restrictive coating is 125 DEG C of environmentally-friendly flame retardant thermoplastic elastomers, and the conductive aluminum foil face of described one side aluminium foil layer contacts with the outer surface of insulating barrier, 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, in adjacent layer: the twisting pitch of outer aluminium wire is larger than the twisting pitch of internal layer aluminium wire, and the twisting pitch of outer aluminium wire is 2 ~ 4 times of the twisting pitch of internal layer aluminium wire, in adjacent layer, the diameter of outer aluminium wire is larger than the diameter of internal layer aluminium wire, the rated operational voltage of described cable is Long-term service temperature≤125 DEG C of 1500V, cable, ambient temperature>=-40 DEG C during cable laying, and cable is stream time>=6h at temperature is 175 DEG C, and the minimum bending radius of cable is 8 times of the outside diameter of cable.
3. the inner connection high-tension cable of electric automobile, comprise conductor, the band be coated on outside conductor, the restrictive coating be coated on by insulating barrier, the extrusion molding overlayed on outside band outside insulating barrier, it is characterized in that that that the soft aluminium wire of the 5th class that described conductor is 0.05 ~ 0.60mm by the many diameters through annealing in process forms or that described conductor is 0.05 ~ 0.60mm by many diameters zinc-plated aluminium wire forms or that described conductor is 0.05 ~ 0.60mm by many diameters zinc-plated aluminium wire forms, the cross-sectional area of described conductor is 1.5mm
2~ 120mm
2, the material of described insulating barrier is 125 DEG C of environmental protection flame retardant cross-linking radiation polyolefin, and the material of described restrictive coating is 125 DEG C of environmentally-friendly flame retardant thermoplastic elastomers; Many in the described conductor soft aluminium wires of the 5th class or many zinc-plated aluminium wires or many zinc-plated aluminium wires are parallel placements; The rated operational voltage of described cable is Long-term service temperature≤125 DEG C of 1500V, cable, ambient temperature>=-40 DEG C during cable laying, and cable is stream time>=6h at temperature is 175 DEG C, and the minimum bending radius of cable is 5 times of the outside diameter of cable.
4. the inner connection high-tension cable of electric automobile, also can be and comprise conductor, be coated on the band outside conductor, by the insulating barrier overlayed on outside band, be coated on the one side aluminium foil layer outside insulating barrier, be coated on the screen outside one side aluminium foil layer, extrusion molding is coated on the restrictive coating outside screen, it is characterized in that that that the soft aluminium wire of the 5th class that described conductor is 0.05 ~ 0.60mm by the many diameters through annealing in process forms or that described conductor is 0.05 ~ 0.60mm by many diameters zinc-plated aluminium wire forms or that described conductor is 0.05 ~ 0.60mm by many diameters zinc-plated aluminium wire forms, the cross-sectional area of described conductor is 1.5mm
2~ 120mm
2, the material of described insulating barrier is 125 DEG C of environmental protection flame retardant cross-linking radiation polyolefin, and the material of described restrictive coating is 125 DEG C of environmentally-friendly flame retardant thermoplastic elastomers, and the conductive aluminum foil face of described one side aluminium foil layer contacts with the outer surface of insulating barrier, described conductor forms by by the many soft aluminium wires of 5th class or many zinc-plated aluminium wires or the many parallel placements of zinc-plated aluminium wire, the rated operational voltage of described cable is Long-term service temperature≤125 DEG C of 1500V, cable, ambient temperature>=-40 DEG C during cable laying, and cable is stream time>=6h at temperature is 175 DEG C, and the minimum bending radius of cable is 8 times of the outside diameter of cable.
5., according to claim 2 or the inner connection high-tension cable of a kind of electric automobile according to claim 4, it is characterized in that the thickness of described one side aluminium foil layer is 0.05 ~ 0.5mm.
6. the inner connection high-tension cable of a kind of electric automobile according to claim 5, 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.
7. the inner connection high-tension cable of a kind of electric automobile according to claim 1-4 any one, is characterized in that the thickness of described restrictive coating is 0.8 ~ 3.0mm.
8. the inner connection high-tension cable of a kind of electric automobile according to claim 7, is characterized in that the thickness of described insulating barrier is 0.5 ~ 3.0mm.
9. the inner connection high-tension cable of a kind of electric automobile according to claim 8, is characterized in that the material of described band is waterstop or nonwoven fabrics or polyester belt or glass fiber tape or mica tape.
10. the inner connection high-tension cable of a kind of electric automobile according to claim 9, what it is characterized in that described band is the mode helical coated that is wound around in conductor outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420691506.7U CN204117669U (en) | 2014-11-17 | 2014-11-17 | The inner connection high-tension cable of a kind of electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420691506.7U CN204117669U (en) | 2014-11-17 | 2014-11-17 | The inner connection high-tension cable of a kind of electric automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204117669U true CN204117669U (en) | 2015-01-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420691506.7U Withdrawn - After Issue CN204117669U (en) | 2014-11-17 | 2014-11-17 | The inner connection high-tension cable of a kind of electric automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204117669U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104376910A (en) * | 2014-11-17 | 2015-02-25 | 中利科技集团股份有限公司 | High-voltage cable for internal connection of electric car and manufacturing method thereof |
-
2014
- 2014-11-17 CN CN201420691506.7U patent/CN204117669U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104376910A (en) * | 2014-11-17 | 2015-02-25 | 中利科技集团股份有限公司 | High-voltage cable for internal connection of electric car and manufacturing method thereof |
| CN104376910B (en) * | 2014-11-17 | 2016-09-28 | 中利科技集团股份有限公司 | Internal connection high tension cable of a kind of electric automobile and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150121 Effective date of abandoning: 20160928 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |