CN104112508A - Novel cable used in electromobile and preparation method of cable - Google Patents
Novel cable used in electromobile and preparation method of cable Download PDFInfo
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- CN104112508A CN104112508A CN201410332383.2A CN201410332383A CN104112508A CN 104112508 A CN104112508 A CN 104112508A CN 201410332383 A CN201410332383 A CN 201410332383A CN 104112508 A CN104112508 A CN 104112508A
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Abstract
The invention provides a novel cable used in an electromobile and a preparation method of the cable. The cable comprises an insulator and a cladding conductor. The cable is characterized in that the conductor is formed by stacking a plurality of flat square copper strips; and the insulator is a crosslinked polyolefin insulator. With the cable in the structure above, the current-carrying capacity is large, heat radiation is achieved favorably, temperature resistance level is high, and the cable can be normally used at environment temperature of 150 DED C and the bellow. The cable is good in mechanical strength, softer and convenient to install and wire, convenient to produce and high in practicality; and the installation space is saved.
Description
Technical field
The present invention relates to cable and wire, particularly a kind of cable that is used in the inner electrical equipment connection of electric automobile.
Background technology
Electric automobile, mainly provide power by battery, being connected between its electric automobile internal cell and motor or between vehicle body charging socket and battery, ampacity is large, temperature is also high, what existing product used is all round cable, conductor structure is many stranded the forming of circular copper wire, and in use procedure, the overall dimension of round cable is large, and temperature resistant grade is low, resisting longitudinal tearing strength is low, flexibility is also poor, adopts polyvinyl chloride insulation, and general heatproof is-20 DEG C～105 DEG C, under the high temperature of 110 DEG C～150 DEG C, there will be adhesion, thereby easily cause security incident.In the time connecting use, take up room large, be also not easy to install.
Along with the development of vehicle technology, to device interior connecting line take up room, use high temperature resistant degree, the requirement of aspect such as install and use and more increase.
Summary of the invention
For addressing the above problem, in order to reduce the overall dimension of cable, improve temperature resistant grade, improve the flexibility of mechanical strength and raising product, the invention provides a kind of novel electric vehicle inside cable, comprise that insulator coating conductor forms, it is characterized in that: described conductor is overlapped by many flat square copper strips, described insulator is a kind of insulator of cross-linked polyolefin.
The wide of the flat square copper strips of described conductor is 10～50mm, and thick is 0.1～1.00mm.
The overlapping quantity of flat square copper strips of described conductor is preferably 3,14,20,28.
The inner preparation method with cable of novel electric vehicle, is characterized in that: comprise following methods:
(1), select copper material to process to meet the single flat square strip copper conductor of dimensional requirement, be processed into thickness: 0.1～1.0mm, width: 10～50mm.
(2), by several flat square strip copper conductor that need quantity by have tension force control pay off rack pull-out and upper and lower overlapping neatly together, guarantee stacked neat, the extruder that forms again extrusion die through special internal mold, external mold are housed is that 135～165 degree, speed are 30-80 m/min and squeeze extrusion in temperature, the line body that simultaneously adopts caterpillar tractor to draw to have given as security.
(3), use cross-linked dosage 12～18MRD, adopt electro beam physics cross-linking method to carry out cross-linking radiation to 150 of insulating barrier DEG C of cross-linked polyolefins insulation.
Described special extrusion die is made up of internal mold, external mold, be respectively cylinder stack by internal mold, external mold and form double-deck cylinder, between cylinder, be provided with into sizing material mouth, intercolumniation is generally 2mm, described internal mold, the external mold middle flat hole that is provided with respectively, two flat hole correspondences communicate, and are the import of flat conductor by the internal mold flat hole of internal mold, and the external mold flat hole of external mold is the outlet of flat conductor.
The height in the internal mold flat hole in the middle of described internal mold is: copper strips thickness is multiplied by copper strips quantity and adds 0.7mm～1.0mm, the width in the internal mold flat hole in the middle of internal mold is: 10～50mm+0.5mm, the height in the external mold flat hole in the middle of external mold is: copper strips thickness is multiplied by copper strips quantity and adds 0.4mm, and the width in the external mold flat hole in the middle of external mold is: 10～50mm+0.5mm.
Described internal mold, the ectosome of external mold are a kind of stainless guiding principle materials, and inner flat hole material is wolfram steel.
Adopt after said structure and cable that said method is made, there is following beneficial effect:
1, conductor is stacked by many flat square copper strips, and because of the conductor of the equal same length of sectional area, flat conductive surface is long-pending long-pending larger than circular conductive surface, is conducive to like this distributing of conductive surface heat, and area is large, and ampacity is also large.Can select different number flat square copper strips to carry out according to different required water conservancy diversion amounts stacked, improve the scope of application of cable, improve usability.
2, same sectional area, same ampacity, flat cable profile is less than the profile of round cable, thereby has saved space.
3, select cross-linked polyolefin as insulating material, temperature resistant grade is high, can reach 150 degree, prevents high temperature adhesives, guarantees safety.
4, conductor is stacked by many flat square copper strips, and centre is not used other material bonding, due to copper material flexibility, more can guarantee the flexibility of cable, simultaneously convenient installation.
5, production method is simple, is convenient to produce, and product is practical.
Brief description of the drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is internal mold of the present invention, cast outer mold structure schematic diagram.
In figure, be denoted as:
1 insulator, 2 conductors, 3 internal molds, 4 external molds, 31 internal mold flat holes, 41 external mold flat holes.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of title of the present invention is described in further detail, but does not form any limitation of the invention.
As shown in Figure 1, a kind of novel electric vehicle inside cable, comprises that insulator 1 coating conductor 2 forms, and it is characterized in that: described conductor 1 is overlapped by many flat square copper strips, and described insulator 1 is a kind of insulator of cross-linked polyolefin.
The wide of the flat square copper strips of described conductor 1 is 10～50mm, and thick is 0.1～1.00mm.
The overlapping quantity of flat square copper strips of described conductor 1 is preferably 3,14,20,28.Wherein Fig. 1 is shown as three flat square copper strips and overlaps.At present, the copper strips lateral area of 14 that we produce is 25mm
2, 20 pieces copper strips lateral areas are 35mm
2, 28 pieces copper strips lateral areas are 50mm
2.
The cable that adopts said structure, ampacity is large: equal length, the strap under same cross-sectional is long-pending is larger more than 40% than round conductor surface area, is more conducive to heat radiation under equivalent environment.
Can select different number flat square copper strips to carry out according to different required water conservancy diversion amounts stacked, improve the scope of application of cable, improve usability.
Temperature resistant grade is high: under 150 DEG C and following ambient temperature, can normally use.
Mechanical strength is good, more soft: owing to adopting flat structure, be finished product thickness 3 times in the bending radius perpendicular in conductor width direction, flexibility is than better with the circular flexible conductor electric wire in cross section with sectional area.Conductor is stacked by many flat square copper strips, and centre is not used other material bonding, guarantees flexibility.
Facilitate installation wiring: traditional circular electric wire is installed and generally need to be crimped with in end nose end, this flat electrical wire when mounted only need be in end perforate, and bending use is rear stereotyped, overall appearance.
Save installing space: same cross-sectional area of conductor is long-pending, and the overall dimension of flat cable can be less than round cable.
Production method is simple, is convenient to produce, and product is practical.
The inner preparation method with cable of its a kind of novel electric vehicle, comprises the following steps:
(1), select copper material to process to meet the single flat square strip copper conductor of dimensional requirement, be processed into thickness: 0.1～1.0mm, width: 10～50mm.
(2), by several flat square strip copper conductor that need quantity by have tension force control pay off rack pull-out and upper and lower overlapping neatly together, guarantee stacked neat, the extruder that forms again extrusion die through special internal mold, external mold are housed is that 135～165 degree, speed are 30-80 m/min and squeeze extrusion in temperature, the line body that simultaneously adopts caterpillar tractor to draw to have given as security.
(3), use cross-linked dosage 12～18MRD, adopt electro beam physics cross-linking method to carry out cross-linking radiation to 150 of insulating barrier DEG C of cross-linked polyolefins insulation.
Embodiment mono-:
Now, with three flat square copper strips, single copper strips is of a size of thick 0.8mm, wide for 30mm be example:
(1), select copper material to process to meet the single flat square strip copper conductor of dimensional requirement, be processed into thickness: 0.8mm, width: 30mm.
(2), by three flat square strip copper conductor by have tension force control pay off rack pull-out and upper and lower overlapping neatly together, guarantee stacked neat, the extruder that forms again extrusion die through special internal mold, external mold are housed is that 135～165 degree, speed are 30-80 m/min and squeeze extrusion in temperature, the line body that simultaneously adopts caterpillar tractor to draw to have given as security.
(3), use cross-linked dosage 12～18MRD, adopt electro beam physics cross-linking method to carry out cross-linking radiation to 150 of insulating barrier DEG C of cross-linked polyolefins insulation.
As shown in Figure 2, described special extrusion die is made up of internal mold 3, external mold 4, be respectively cylinder stack by internal mold 3, external mold 4 and form double-deck cylinder, between cylinder, be provided with into sizing material mouth, intercolumniation is generally 2mm, described internal mold 3, the external mold 4 middle flat hole that is provided with respectively, two flat hole correspondences communicate, be the import of flat conductor by the internal mold flat hole 31 of internal mold, the external mold flat hole 41 of external mold is the outlet of flat conductor, be the moulding outlet of cable, all from then on mouthful out, external mold 4 is controlled finished product overall dimension for conductor and sizing material.
The height in the internal mold flat hole 31 in the middle of described internal mold is: copper strips thickness is multiplied by copper strips quantity and adds 0.7mm～1.0mm, the width in the internal mold flat hole in the middle of internal mold is: 10～50mm+0.5mm, the height in the external mold flat hole 41 in the middle of external mold is: copper strips thickness is multiplied by copper strips quantity and adds 0.4mm, and the width in the external mold flat hole 41 in the middle of external mold is: 10～50mm+0.5mm.
In the drawings, internal mold flat hole 31 in the middle of internal mold, make highly according to three copper strips quantity and be: 0.8mmx3+0.8mm=3.2mm, the width in the internal mold flat hole in the middle of internal mold is: 30mm+0.5mm=30.5mm, the height in the external mold flat hole 41 in the middle of external mold, make highly according to three copper strips quantity and be: 0.8mmX3+0.4mm=2.8mm, the width in the external mold flat hole 41 in the middle of external mold is: 30mm+0.5mm=30.5mm.
Described internal mold 3, the ectosome of external mold 4 are a kind of stainless guiding principle materials, and inner flat hole material is wolfram steel.To guarantee durability in use procedure.
Embodiment bis-:
With 20 flat square copper strips, single copper strips is of a size of thick 0.1mm again, wide for 18mm be example:
(1), select copper material to process to meet the single flat square strip copper conductor of dimensional requirement, be processed into thickness: 0.1mm, width: 18mm.
(2), by 20 flat square strip copper conductor by have tension force control pay off rack pull-out and upper and lower overlapping neatly together, guarantee stacked neat, the extruder that forms again extrusion die through special internal mold, external mold are housed is that 135～165 degree, speed are 30-80 m/min and squeeze extrusion in temperature, the line body that simultaneously adopts caterpillar tractor to draw to have given as security.
(3), use cross-linked dosage 12～18MRD, adopt electro beam physics cross-linking method to carry out cross-linking radiation to 150 of insulating barrier DEG C of cross-linked polyolefins insulation.
When production, select the height in the flat hole of internal mold to be: 0.1mmX20+0.8mm=3.6mm, width is: 18mm+0.5mm=18.5mm;
The height in the flat hole of external mold is: 0.1mmX20+0.4mm=2.4mmm, width is: 18mm+0.5mm=18.5mm.
Claims (7)
1. a novel electric vehicle inside cable, comprise that insulator (1) coating conductor (2) forms, it is characterized in that: described conductor (1) is overlapped by many flat square copper strips, described insulator (1) is a kind of insulator of cross-linked polyolefin.
2. a kind of novel electric vehicle according to claim 1 inside cable, is characterized in that: the wide 10～50mm of being of the flat square copper strips of described conductor (1), thick is 0.1～1.00mm.
3. a kind of novel electric vehicle according to claim 1 inside cable, is characterized in that: the overlapping quantity of flat square copper strips of described conductor (1) is preferably 3,14,20,28.
4. the inner preparation method with cable of a kind of novel electric vehicle according to claim 1, is characterized in that: comprise following methods:
(1), select copper material to process to meet the single flat square strip copper conductor of dimensional requirement, be processed into thickness: 0.1～1.0mm, width: 10～50mm.
(2), by several flat square strip copper conductor that need quantity by have tension force control pay off rack pull-out and upper and lower overlapping neatly together, guarantee stacked neat, the extruder that forms again extrusion die through special internal mold, external mold are housed is that 135～165 degree, speed are 30-80 m/min and squeeze extrusion in temperature, the line body that simultaneously adopts caterpillar tractor to draw to have given as security.
(3), use cross-linked dosage 12～18MRD, adopt electro beam physics cross-linking method to carry out cross-linking radiation to 150 of insulating barrier DEG C of cross-linked polyolefins insulation.
5. the inner preparation method with cable of a kind of novel electric vehicle according to claim 4, it is characterized in that: described special extrusion die is by internal mold (3), external mold (4) forms, by internal mold (3), external mold (4) is respectively cylinder stack and forms double-deck cylinder, between cylinder, be provided with into sizing material mouth, intercolumniation is generally 2mm, described internal mold (3), external mold (4) is the middle flat hole that is provided with respectively, two flat hole correspondences communicate, be the import of flat conductor by the internal mold flat hole (31) of internal mold, the external mold flat hole (41) of external mold is the outlet of flat conductor.
6. the inner production method with cable of a kind of novel electric vehicle according to claim 5, it is characterized in that: the height in the internal mold flat hole (31) in the middle of described internal mold is: copper strips thickness is multiplied by copper strips quantity and adds 0.7mm～1.0mm, the width in the internal mold flat hole in the middle of internal mold is: 10～50mm+0.5mm, the height in the external mold flat hole (41) in the middle of external mold is: copper strips thickness is multiplied by copper strips quantity and adds 0.4mm, and the width in the external mold flat hole (41) in the middle of external mold is: 10～50mm+0.5mm.
7. the inner preparation method with cable of a kind of novel electric vehicle according to claim 5, is characterized in that: described internal mold, the ectosome of external mold are a kind of stainless guiding principle materials, and inner flat hole material is wolfram steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410332383.2A CN104112508A (en) | 2014-07-12 | 2014-07-12 | Novel cable used in electromobile and preparation method of cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410332383.2A CN104112508A (en) | 2014-07-12 | 2014-07-12 | Novel cable used in electromobile and preparation method of cable |
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| Publication Number | Publication Date |
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| CN104112508A true CN104112508A (en) | 2014-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410332383.2A Pending CN104112508A (en) | 2014-07-12 | 2014-07-12 | Novel cable used in electromobile and preparation method of cable |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105118549A (en) * | 2015-09-14 | 2015-12-02 | 北京福斯汽车电线有限公司 | Aluminum conductor automobile wire and preparation method thereof |
| CN107845453A (en) * | 2017-10-18 | 2018-03-27 | 东莞市佳超五金科技有限公司 | A kind of preparation method of welding electrokinetic cell flexible connecting line |
| WO2018095177A1 (en) | 2016-11-22 | 2018-05-31 | 吉林省中赢高科技有限公司 | Special-shaped cable and preparation method therefor |
| CN109313966A (en) * | 2016-06-01 | 2019-02-05 | 菲尼克斯电动交通有限公司 | It is used for transmission the charge cable of electric energy, for exporting the charging plug and charging station of electric energy on electric energy receiver |
| CN109346895A (en) * | 2018-10-22 | 2019-02-15 | 北京长城华冠汽车科技股份有限公司 | Plug connector and battery pack and vehicle with it |
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| JP2003036732A (en) * | 2001-07-25 | 2003-02-07 | Hitachi Cable Ltd | Flexible flat cable |
| CN101504873A (en) * | 2007-08-09 | 2009-08-12 | 罗志昭 | Multi-splitting bus |
| CN102063957A (en) * | 2010-10-13 | 2011-05-18 | 南京全信传输科技股份有限公司 | High capacity rectangular flexible cable and preparation technology thereof |
| CN102568709A (en) * | 2012-03-05 | 2012-07-11 | 上海易初电线电缆有限公司 | Flat cable extruder head free of deviation regulation |
| CN202749102U (en) * | 2012-07-17 | 2013-02-20 | 江苏亨通金天电子线缆有限公司 | Motor cable for new energy automobiles |
| CN202871325U (en) * | 2012-08-31 | 2013-04-10 | 上海福尔欣线缆有限公司 | Automotive-engine compartment wiring 150 DEG C irradiation crosslinked polyethylene wire |
| CN204178749U (en) * | 2014-07-12 | 2015-02-25 | 惠州市以泰克电线工业有限公司 | A kind of novel electric vehicle power inside cable |
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2003036732A (en) * | 2001-07-25 | 2003-02-07 | Hitachi Cable Ltd | Flexible flat cable |
| CN101504873A (en) * | 2007-08-09 | 2009-08-12 | 罗志昭 | Multi-splitting bus |
| CN102063957A (en) * | 2010-10-13 | 2011-05-18 | 南京全信传输科技股份有限公司 | High capacity rectangular flexible cable and preparation technology thereof |
| CN102568709A (en) * | 2012-03-05 | 2012-07-11 | 上海易初电线电缆有限公司 | Flat cable extruder head free of deviation regulation |
| CN202749102U (en) * | 2012-07-17 | 2013-02-20 | 江苏亨通金天电子线缆有限公司 | Motor cable for new energy automobiles |
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| CN204178749U (en) * | 2014-07-12 | 2015-02-25 | 惠州市以泰克电线工业有限公司 | A kind of novel electric vehicle power inside cable |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105118549A (en) * | 2015-09-14 | 2015-12-02 | 北京福斯汽车电线有限公司 | Aluminum conductor automobile wire and preparation method thereof |
| CN105118549B (en) * | 2015-09-14 | 2017-03-22 | 北京福斯汽车电线有限公司 | Aluminum conductor automobile wire and preparation method thereof |
| CN109313966A (en) * | 2016-06-01 | 2019-02-05 | 菲尼克斯电动交通有限公司 | It is used for transmission the charge cable of electric energy, for exporting the charging plug and charging station of electric energy on electric energy receiver |
| WO2018095177A1 (en) | 2016-11-22 | 2018-05-31 | 吉林省中赢高科技有限公司 | Special-shaped cable and preparation method therefor |
| US11361881B2 (en) | 2016-11-22 | 2022-06-14 | Jilin Zhong Ying High Technology Co., Ltd. | Irregular-shaped cable and method for manufacturing the cable |
| CN107845453A (en) * | 2017-10-18 | 2018-03-27 | 东莞市佳超五金科技有限公司 | A kind of preparation method of welding electrokinetic cell flexible connecting line |
| CN109346895A (en) * | 2018-10-22 | 2019-02-15 | 北京长城华冠汽车科技股份有限公司 | Plug connector and battery pack and vehicle with it |
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Application publication date: 20141022 |