CN114300178A - Nano-based cable for new energy automobile interior and production method - Google Patents
Nano-based cable for new energy automobile interior and production method Download PDFInfo
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- CN114300178A CN114300178A CN202111357429.2A CN202111357429A CN114300178A CN 114300178 A CN114300178 A CN 114300178A CN 202111357429 A CN202111357429 A CN 202111357429A CN 114300178 A CN114300178 A CN 114300178A
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Abstract
The application discloses inside cable and production method for new energy automobile based on nanometer, the cable includes: the cable comprises a plurality of cable cores, a plurality of insulating layers and a plurality of shielding layers, wherein each cable core comprises a metal core for conducting electricity, an insulating layer wrapped outside the metal core and a shielding layer wrapped outside the insulating side; the cable cores are wrapped by a cable sheath made of a first insulating material; gaps between the plurality of cable cores are filled with a second insulating material with nanoparticles. Through the application, the problem that the filling of a common insulating material is used between several electric cores of the cable used in the new energy automobile in the prior art is solved, so that the performance of the cable used in the new energy automobile is improved.
Description
Technical Field
The application relates to the field of cables, in particular to a nanometer-based cable for the interior of a new energy automobile and a production method.
Background
The new energy automobile is used as a platform with high electrification integration level, and the cable is just like the blood vessel veins in the human body and is indispensable. Moreover, the requirement of the new energy automobile on safety performance is high, and serious accidents can be caused if problems such as short circuit and spontaneous combustion occur on the line, and the importance degree is conceivable.
As such, the requirements of automobile manufacturers on new energy automobile matching cables become higher, which also puts performance requirements on cable materials.
In the prior art, shielding between several battery cells of a cable used in a new energy automobile is generally filled with a common insulating material, which may cause heat dissipation or other problems between the battery cells, and no relevant solution is proposed in the prior art.
Disclosure of Invention
The embodiment of the application provides a nano-based cable used in a new energy automobile and a production method thereof, and aims to at least solve the problem caused by filling of common insulating materials among several battery cores of the cable used in the new energy automobile in the prior art.
According to an aspect of the present application, there is provided a new energy automobile interior cable based on nanometers, including: the cable comprises a plurality of cable cores, a plurality of insulating layers and a plurality of shielding layers, wherein each cable core comprises a metal core for conducting electricity, an insulating layer wrapped outside the metal core and a shielding layer wrapped outside the insulating side; the cable cores are wrapped by a cable sheath made of a first insulating material; gaps between the plurality of cable cores are filled with a second insulating material with nanoparticles.
Further, the insulating material of the insulating layer includes a fluoropolymer copolymer obtained by grafting at least one compound selected from an unsaturated carboxylic acid and an ester of an unsaturated carboxylic acid to tetrafluoroethylene-perfluoroalkyl vinyl ether.
Further, the nanoparticles are carbon nanoparticles.
Further, the carbon nanoparticles have a diameter of 50nm to 80 nm.
Further, the dielectric constant of the first insulating material is less than the dielectric constant of the second insulating material.
According to another aspect of the present application, there is also provided a method for producing a nano-based cable for a new energy automobile interior, the method being used for the cable, and including: manufacturing a plurality of cable cores, wherein each cable core comprises a metal core for conducting electricity, an insulating layer wrapping the metal core and a shielding layer wrapping the insulating side; fixing the cable cores, and filling gaps among the cable cores with a second insulating material with nanoparticles; and wrapping the plurality of filled cable cores by using a cable sheath made of a first insulating material.
Further, the insulating material of the insulating layer includes a fluoropolymer copolymer obtained by grafting at least one compound selected from an unsaturated carboxylic acid and an ester of an unsaturated carboxylic acid to tetrafluoroethylene-perfluoroalkyl vinyl ether.
Further, the nanoparticles are carbon nanoparticles.
Further, the carbon nanoparticles have a diameter of 50nm to 80 nm.
Further, the dielectric constant of the first insulating material is less than the dielectric constant of the second insulating material.
In the embodiment of the application, a plurality of cable cores are adopted, wherein each cable core comprises a metal core for conducting electricity, an insulating layer wrapped outside the metal core and a shielding layer wrapped outside the insulating side; the cable cores are wrapped by a cable sheath made of a first insulating material; gaps between the plurality of cable cores are filled with a second insulating material with nanoparticles. Through the application, the problem that the filling of a common insulating material is used between several electric cores of the cable used in the new energy automobile in the prior art is solved, so that the performance of the cable used in the new energy automobile is improved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application. In the drawings:
fig. 1 is a schematic view of a nano-based cable for a new energy automobile interior according to an embodiment of the present application;
fig. 2 is a flowchart of a method for producing a nano-based cable for an interior of a new energy vehicle according to an embodiment of the present application.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
It should be noted that the steps illustrated in the flowcharts of the figures may be performed in a computer system such as a set of computer-executable instructions and that, although a logical order is illustrated in the flowcharts, in some cases, the steps illustrated or described may be performed in an order different than presented herein.
In the present embodiment, a new energy vehicle interior cable based on nanometers is provided, and fig. 1 is a schematic view of a new energy vehicle interior cable based on nanometers according to an embodiment of the present application, and as shown in fig. 1, the cable includes:
the cable comprises a plurality of cable cores 1, wherein each cable core comprises a metal core for conducting electricity, an insulating layer wrapped outside the metal core and a shielding layer wrapped outside the insulating side;
the cable cores 1 are wrapped by a cable sheath made of a first insulating material;
the gaps between the plurality of cable cores 1 are filled with a second insulating material 2 with nanoparticles.
The increase of the nano particles can improve the insulating property to a certain extent and can also increase the toughness of the cable, so that the problem caused by filling common insulating materials among several electric cores of the cable used in the new energy automobile in the prior art is solved through the cable, and the performance of the cable used in the new energy automobile is improved.
Alternatively, the insulating material of the insulating layer includes a fluoropolymer copolymer obtained by grafting at least one compound selected from an unsaturated carboxylic acid and an ester of an unsaturated carboxylic acid to tetrafluoroethylene-perfluoroalkyl vinyl ether.
In an alternative embodiment, the nanoparticles are carbon nanoparticles. Preferably, the carbon nanoparticles have a diameter of 50nm to 80 nm.
In one embodiment, the dielectric constant of the first insulating material is less than the dielectric constant of the second insulating material.
In another alternative embodiment, the nanoparticle comprises: carbonic anhydrase embedded within xerogel particles derived from a sol comprising: (i) an alkoxysilane, organotrialkoxysilane, or metasilicate, (ii) a hydrophobic organotrialkoxysilane, hydrophobic organohalosilane, or a combination thereof, (iii) a poly (silicone), (iv) a hydrophilic additive, and (v) carbonic anhydrase.
The hydrophobic organotrialkoxysilane or hydrophobic organohalosilane includes: alkylchlorosilanes, fluoroalkylchlorosilanes, phenylchlorosilanes, alkyltrialkoxysilanes, fluoroalkyltrialkoxysilanes, phenyltrialkoxysilanes, or combinations thereof. The alkoxysilane is tetramethyl orthosilicate, tetraethyl orthosilicate, methyl triethyl orthosilicate, ethyl orthosilicate, dimethyl orthosilicate, tetraglycerol silicate, or a combination thereof.
In an alternative embodiment, to enable laser marking of the cable, the first insulating material may be a polymer material comprising a fluoropolymer, wherein the polymer material has inorganic laser markable pigments therein having an average crystal size in the range of about 0.4 micron to about 2 microns. Wherein the polymeric material comprises at least one of: polytetrafluoroethylene (PTFE), non-melt-processible modified PTFE, perfluoroalkoxy copolymer (PF)A) Ethylene tetrafluoroethylene copolymer (ETFE); polychlorotrifluoroethylene (PCTFE), fluorinated ethylene propylene copolymer (FEP), polyvinylidene fluoride (PVDF), Amorphous Fluoropolymer (AF), Ethylene Chlorotrifluoroethylene (ECTFE). The inorganic laser markable pigment comprises at least one of: TiO 22、Cr2O3、NiO、V2O5、Fe2O3、CuO、CdO、Tl2O3、CeO2、Nb2O5、MoO3、WO3、Sb2O3、SnO2、ZrO、ZnO2。
The second insulating material is produced using a resin composition comprising: (A)40 to 50% by weight of a base resin formed of a polyolefin-based resin or a derivative thereof; (B) 40-50% by weight of magnesium hydroxide; (C) 1-2% by weight of an antioxidant; (D) 0.5-2% by weight of a lubricant; (E) 2-3% by weight of an organosilane; (F)0.05 to 0.2% by weight of an initiator; (G)1 to 4 wt% of a catalyst. Wherein the base resin (A) is an ethylene alpha-olefin copolymer, polyethylene, ethylene vinyl acetate copolymer or a mixture thereof.
The antioxidant is formed by mixing a first antioxidant and a second antioxidant in a weight ratio of 1: 1-3. Wherein the first antioxidant is one or more phenolic antioxidants selected from pentaerythritol-tetrakis [3- (3, 5-di-tert-butyl) and the second antioxidant is one or more selected from 3,3 "-thiobis [ propionic acid ], distearylthiodipropionic acid and pentaerythritol beta-laurylthiopropionic acid.
The initiator (F) is tert-butyl cumyl peroxide, benzoyl peroxide, cumene hydroperoxide, dicumyl peroxide, methyl ethyl ketone peroxide, 2, 5-dimethyl-2, 5-di (tert-butylperoxy) hexane, di-tert-butyl peroxide, tert-butyl perbenzoate, alpha' -bis (tert-butylperoxyisopropyl) benzene, diisopropylbenzene or a mixture thereof.
The catalyst (G) is dibutyltin dilaurate.
In this embodiment, there is also provided a method for producing a new energy vehicle internal cable based on nanometers, which is used for producing the cable described above, and fig. 2 is a flowchart of the method for producing a new energy vehicle internal cable based on nanometers according to the embodiment of the present application, and as shown in fig. 2, the flowchart includes the following steps:
step S202, manufacturing a plurality of cable cores, wherein each cable core comprises a metal core for conducting electricity, an insulating layer wrapped outside the metal core and a shielding layer wrapped outside the insulating side;
step S204, fixing the cable cores, and filling gaps among the cable cores with a second insulating material with nanoparticles;
and step S206, wrapping the plurality of filled cable cores by using a cable sheath made of a first insulating material.
The cable manufactured through the steps solves the problem caused by filling of common insulating materials among several battery cores of the cable used inside the new energy automobile in the prior art, and therefore the performance of the cable used inside the new energy automobile is improved.
The above are merely examples of the present application and are not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.
Claims (10)
1. A nanometer-based cable for the interior of a new energy automobile is characterized by comprising:
the cable comprises a plurality of cable cores, a plurality of insulating layers and a plurality of shielding layers, wherein each cable core comprises a metal core for conducting electricity, an insulating layer wrapped outside the metal core and a shielding layer wrapped outside the insulating side;
the cable cores are wrapped by a cable sheath made of a first insulating material;
gaps between the plurality of cable cores are filled with a second insulating material with nanoparticles.
2. The cable according to claim 1, wherein the insulating material of the insulating layer comprises a fluoropolymer copolymer obtained by grafting at least one compound selected from an unsaturated carboxylic acid and an ester of an unsaturated carboxylic acid to tetrafluoroethylene-perfluoroalkyl vinyl ether.
3. The cable of claim 1, wherein the nanoparticles are carbon nanoparticles.
4. The cable of claim 3, wherein the carbon nanoparticles have a diameter of 50nm to 80 nm.
5. The cable of any one of claims 1 to 4, wherein the dielectric constant of the first insulating material is less than the dielectric constant of the second insulating material.
6. A method for producing a new energy automobile interior cable based on nanometers, which is used for producing the cable of claim 1, and comprises the following steps:
manufacturing a plurality of cable cores, wherein each cable core comprises a metal core for conducting electricity, an insulating layer wrapping the metal core and a shielding layer wrapping the insulating side;
fixing the cable cores, and filling gaps among the cable cores with a second insulating material with nanoparticles;
and wrapping the plurality of filled cable cores by using a cable sheath made of a first insulating material.
7. The method according to claim 6, wherein the insulating material of the insulating layer comprises a fluoropolymer copolymer obtained by grafting at least one compound selected from an unsaturated carboxylic acid and an ester of an unsaturated carboxylic acid to tetrafluoroethylene-perfluoroalkyl vinyl ether.
8. The method of claim 6, wherein the nanoparticles are carbon nanoparticles.
9. The method of claim 8, wherein the carbon nanoparticles have a diameter of 50nm to 80 nm.
10. The method of any of claims 6 to 9, wherein the dielectric constant of the first insulating material is less than the dielectric constant of the second insulating material.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111357429.2A CN114300178A (en) | 2021-11-16 | 2021-11-16 | Nano-based cable for new energy automobile interior and production method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111357429.2A CN114300178A (en) | 2021-11-16 | 2021-11-16 | Nano-based cable for new energy automobile interior and production method |
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| CN114300178A true CN114300178A (en) | 2022-04-08 |
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Citations (6)
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| CN104334721A (en) * | 2012-04-06 | 2015-02-04 | 埃克民公司 | Polysilicate-polysilicone enzyme immobilization materials |
| CN105097124A (en) * | 2015-09-23 | 2015-11-25 | 陈薇 | Cable, optical cable and data cable integrated bus and fabrication method thereof |
| CN205542148U (en) * | 2016-04-26 | 2016-08-31 | 朱淼龙 | Computer shielded cable |
| CN106566115A (en) * | 2016-11-01 | 2017-04-19 | 祖兴保 | Low-moisture-absorption safe data transmission line material and preparation method thereof |
| CN107123489A (en) * | 2017-04-26 | 2017-09-01 | 晶锋集团（天长）高分子材料有限公司 | A kind of preparation method of high temperature-resistant cable |
| CN210865667U (en) * | 2019-11-05 | 2020-06-26 | 无锡市华美电缆有限公司 | High-flexibility light sensing cable |
-
2021
- 2021-11-16 CN CN202111357429.2A patent/CN114300178A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104334721A (en) * | 2012-04-06 | 2015-02-04 | 埃克民公司 | Polysilicate-polysilicone enzyme immobilization materials |
| CN105097124A (en) * | 2015-09-23 | 2015-11-25 | 陈薇 | Cable, optical cable and data cable integrated bus and fabrication method thereof |
| CN205542148U (en) * | 2016-04-26 | 2016-08-31 | 朱淼龙 | Computer shielded cable |
| CN106566115A (en) * | 2016-11-01 | 2017-04-19 | 祖兴保 | Low-moisture-absorption safe data transmission line material and preparation method thereof |
| CN107123489A (en) * | 2017-04-26 | 2017-09-01 | 晶锋集团（天长）高分子材料有限公司 | A kind of preparation method of high temperature-resistant cable |
| CN210865667U (en) * | 2019-11-05 | 2020-06-26 | 无锡市华美电缆有限公司 | High-flexibility light sensing cable |
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