CN110890174A - New energy vehicle is with ultra-thin wall insulated cable - Google Patents
New energy vehicle is with ultra-thin wall insulated cable Download PDFInfo
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- CN110890174A CN110890174A CN201910983372.3A CN201910983372A CN110890174A CN 110890174 A CN110890174 A CN 110890174A CN 201910983372 A CN201910983372 A CN 201910983372A CN 110890174 A CN110890174 A CN 110890174A
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- 239000004020 conductor Substances 0.000 claims abstract description 19
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 17
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 16
- 239000000945 filler Substances 0.000 claims abstract description 13
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 8
- 239000010959 steel Substances 0.000 claims abstract description 8
- 239000011248 coating agent Substances 0.000 claims description 12
- 238000000576 coating method Methods 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 12
- 238000009941 weaving Methods 0.000 claims description 9
- 229920003020 cross-linked polyethylene Polymers 0.000 claims description 8
- 239000004703 cross-linked polyethylene Substances 0.000 claims description 8
- 239000002131 composite material Substances 0.000 claims description 4
- 229920003023 plastic Polymers 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 4
- 238000001125 extrusion Methods 0.000 claims description 3
- 239000004568 cement Substances 0.000 claims 1
- 238000009954 braiding Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 4
- 229920001651 Cyanoacrylate Polymers 0.000 description 2
- 239000004830 Super Glue Substances 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 229910052736 halogen Inorganic materials 0.000 description 2
- 150000002367 halogens Chemical class 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000004570 mortar (masonry) Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000007480 spreading Effects 0.000 description 2
- 231100000331 toxic Toxicity 0.000 description 2
- 230000002588 toxic effect Effects 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/184—Sheaths comprising grooves, ribs or other projections
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/1835—Sheaths comprising abrasive charges
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/187—Sheaths comprising extruded non-metallic layers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/22—Metal wires or tapes, e.g. made of steel
- H01B7/221—Longitudinally placed metal wires or tapes
- H01B7/223—Longitudinally placed metal wires or tapes forming part of a high tensile strength core
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/22—Metal wires or tapes, e.g. made of steel
- H01B7/228—Metal braid
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
Landscapes
- Insulated Conductors (AREA)
Abstract
The invention relates to the technical field of cables for new energy vehicles, in particular to an ultrathin-wall insulated cable for a new energy vehicle, wherein a cable core comprises a conductor and a thin-wall insulating layer extruded outside the conductor; the shielding layers are wound on the outer sides of the cable cores, reinforcing ribs are arranged in gaps in the middle of the cable cores, and the reinforcing ribs are steel wire ropes; a gap between the cable core and the shielding layer is filled with filler; a sheath layer is arranged on the outer side of the shielding layer, and a plurality of wear-resistant bulges are fixedly arranged on the outer side of the sheath layer; a copper wire braided layer is arranged between the wear-resistant bulges, and the braiding coverage rate is not less than 80%; the invention provides an ultrathin-wall insulated cable for a new energy vehicle, which has high tensile strength and wear resistance and excellent fireproof performance.
Description
Technical Field
The invention relates to the technical field of cables for new energy vehicles, in particular to an ultrathin-wall insulated cable for a new energy vehicle.
Background
In recent years, with the increasing number of gasoline engine vehicles, the environmental pollution is more serious, and new energy vehicles have quietly entered the current stage; the control inside the new energy automobile is more and more complicated, and electrical control equipment is more and more, has proposed higher requirement to the cable volume that uses in the new energy automobile, so the insulating thickness of requirement as far as possible reduction cable is in order to reduce the cable external diameter.
The cable for the thin-wall insulated vehicle is usually produced by using a thin-wall manufacturing technology and is improved in structure, the product is small in size and light in weight, has the characteristics of heat resistance, oil resistance, acid and alkali resistance, cold resistance, wear resistance, ozone resistance and the like, can effectively limit the spread of fire and the release of smoke in case of fire, and avoids danger to personnel.
The mechanical performance of the ultrathin-wall insulated cable is inevitably reduced along with the reduction of the insulation thickness, the tensile strength is low, the wear-resisting strength is low, and once the cable burns, serious results are inevitably generated.
Disclosure of Invention
In order to solve the problems in the background art, the invention provides an ultrathin-wall insulated cable for a new energy vehicle, which has high tensile strength and wear-resisting strength and excellent fireproof performance.
In order to achieve the purpose, the invention provides the following technical scheme: an ultrathin-wall insulated cable for a new energy vehicle comprises a plurality of cable cores, wherein each cable core comprises a conductor and a thin-wall insulating layer extruded outside the conductor; the shielding layers are wound on the outer sides of the cable cores, reinforcing ribs are arranged in gaps in the middle of the cable cores, and the reinforcing ribs are steel wire ropes; a gap between the cable core and the shielding layer is filled with a filler, and the filler is made of fireproof daub; a sheath layer is arranged on the outer side of the shielding layer, a plurality of wear-resistant bulges are fixedly arranged on the outer side of the sheath layer, the longitudinal sections of the wear-resistant bulges are T-shaped, and the cross sections of the wear-resistant bulges are circular; be provided with the copper wire weaving layer between the wear-resisting arch, and weave the coverage and be not less than 80%.
Furthermore, the conductor adopts an annealed tinned round copper wire, and the nominal sectional area of the conductor is 0.5mm2。
Furthermore, the thickness of the thin-wall insulating layer is 0.16mm-0.2 mm.
Furthermore, the shielding layer adopts an aluminum-plastic composite belt.
Furthermore, the sheath layer is made of cross-linked polyethylene materials in an extrusion wrapping mode.
Furthermore, wear-resisting protruding evenly sets up in the radial direction and the longitudinal direction in the restrictive coating outside, and wear-resisting protruding adoption wear-resisting rubber material makes.
Compared with the prior art, the invention has the beneficial effects that: reinforcing ribs are arranged in gaps in the middle of the cable cores, and the reinforcing ribs are steel wire ropes which have high tensile strength and protect the cable cores; a filler is arranged in a gap between the cable core and the shielding layer, and the filler is made of fireproof daub which can prevent flame from further spreading when a fire disaster happens on the outer layer of the cable core; a sheath layer is arranged on the outer side of the shielding layer, a plurality of wear-resistant bulges are fixedly arranged on the outer side of the sheath layer, the longitudinal sections of the wear-resistant bulges are T-shaped, and the cross sections of the wear-resistant bulges are circular; be provided with the copper wire weaving layer between the wear-resisting arch, and weave the coverage and be not less than 80%, wear-resisting bellied setting can increase the wear-resisting characteristic of cable in the use on the one hand, the protection restrictive coating, the copper wire that uses in the on the other hand copper wire weaving layer can rely on wear-resisting arch to go on further fixedly, and the copper wire weaving layer possesses certain buffering nature, prevents that new energy vehicle from fixing insecurely and colliding the inside metal parts of car at the in-process cable of traveling fast.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.
In the figure: 1. a cable core; 101. a conductor; 102. a thin-walled insulating layer; 2. reinforcing ribs; 3. a filler; 4. a shielding layer; 5. a sheath layer; 6. a copper wire braid layer; 7. wear-resisting protruding.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
referring to fig. 1-2, the present invention provides the following technical solutions: an ultrathin-wall insulated cable for a new energy vehicle comprises 3 cable cores 1, wherein each cable core 1 comprises a conductor 101 and a thin-wall insulating layer 102 extruded outside the conductor 101, the thickness of each thin-wall insulating layer 102 is 0.2mm, the thickness value adopts a numerical value specified by thin-wall cable industry standard QC/T730-2005, large-range popularization and use are facilitated, the thin-wall insulating layers 102 are made of cross-linked polyethylene materials, and the cross-linked polyethylene does not contain toxic halogen elements and meets the requirement of environmental protection; the conductor 101 is made of annealed tin-plated round copper wire, and the nominal sectional area of the conductor 101 is 0.5mm2(ii) a The shielding layers 4 are wound on the outer sides of the 3 cable cores 1 in a wrapping mode, so that the interference of external electromagnetic signals is shielded in the use process of the new energy automobile; reinforcing ribs 2 are arranged in gaps in the middle positions of the 3 cable cores 1, and the reinforcing ribs 2 are made of steel wire ropes; a gap between the cable core 1 and the shielding layer 4 is provided with a filler 3, the filler 3 is made of fireproof daub, and the fireproof daub can be made of fireproof daub special for cables produced by corridor, pasture and fireproof material limited company, belonging to the prior art; the shielding layer 4 adopts an aluminum-plastic composite tape; the outer side of the shielding layer 4 is provided with a sheath layer 5, the sheath layer 5 is made of cross-linked polyethylene materials in an extrusion manner, a plurality of wear-resistant protrusions 7 are fixedly arranged on the outer side of the sheath layer 5, the longitudinal sections of the wear-resistant protrusions 7 are T-shaped, the cross sections of the wear-resistant protrusions 7 are circular, the wear-resistant protrusions 7 are uniformly arranged in the radial direction and the longitudinal direction of the outer side of the sheath layer 5, the wear-resistant protrusions 7 are made of wear-resistant rubber materials, and the wear-resistant rubber is the prior art and is not described herein again; wear-resisting arch 7 can adopt the super glue to strengthen fixedly with restrictive coating 5, is provided with copper wire weaving layer 6 between wear-resisting arch 7, and weaves the coverage and be 80%.
According to the embodiment, the reinforcing ribs 2 are arranged in the gaps in the middle of the cable core 1, the reinforcing ribs 2 are steel wire ropes, and the steel wire ropes have high tensile strength and protect the cable core 1 from being damaged by pulling; the filler 3 is made of fireproof mortar, and when a fire disaster occurs on the outer layer of the cable core 1, the fireproof mortar can prevent the flame from further spreading; the outside of shielding layer 4 is provided with restrictive coating 5, the fixed a plurality of wear-resisting archs 7 that are provided with in the 5 outside of restrictive coating, wear-resisting protruding 7 set up the wear-resisting characteristic that can increase the cable in the use on the one hand, protection restrictive coating 5 and inside cable core 1, the copper wire that uses in the on the other hand copper wire weaving layer 6 can rely on wear-resisting protruding 7 to further fix, and copper wire weaving layer 6 possesses certain buffer property, prevent that new energy vehicle is fixed not firm and collide the inside metal part of car at the in-process cable of traveling fast.
Example two:
an ultrathin-wall insulated cable for a new energy vehicle comprises 3 cable cores 1, wherein each cable core 1 comprises a conductor 101 and a thin-wall insulating layer 102 extruded outside the conductor 101, the thickness of each thin-wall insulating layer 102 is 0.16mm, the thickness value adopts a numerical value specified by thin-wall cable industry standard QC/T730-2005, large-range popularization and use are facilitated, the thin-wall insulating layers 102 are made of cross-linked polyethylene materials, and the cross-linked polyethylene does not contain toxic halogen elements and meets the requirement of environmental protection; the conductor 101 is made of annealed tin-plated round copper wire, and the nominal sectional area of the conductor 101 is 0.5mm2(ii) a The shielding layers 4 are wound on the outer sides of the 3 cable cores 1 in a wrapping mode, so that the interference of external electromagnetic signals is shielded in the use process of the new energy automobile; reinforcing ribs 2 are arranged in gaps in the middle positions of the 3 cable cores 1, the reinforcing ribs 2 are made of steel wire ropes, and the reinforcing ribs 2 can be arranged in a plurality according to the number of the cable cores 1 and the requirement on the tensile strength of the cable; a gap between the cable core 1 and the shielding layer 4 is provided with a filler 3, the filler 3 is made of fireproof daub, and the fireproof daub can be made of fireproof daub special for cables produced by corridor, pasture and fireproof material limited company, belonging to the prior art; the shielding layer 4 adopts an aluminum-plastic composite tape; the outside of shielding layer 4 is provided with restrictive coating 5, restrictive coating 5 adopts crosslinked polyethylene material crowded package to make, the fixed several wear-resisting arch 7 that is provided with in the 5 outsides of restrictive coating, the longitudinal section of wear-resisting arch 7 is "T" type, the cross section of wear-resisting arch 7 is circular, wear-resisting arch 7 evenly sets up on the radial direction in the restrictive coating 5 outsides and longitudinal direction, wear-resisting arch 7 adopts wear-resisting rubber material to make, wear-resisting rubber materialAre prior art and are not described herein in detail; wear-resisting arch 7 can adopt the super glue to strengthen fixedly with restrictive coating 5, is provided with copper wire weaving layer 6 between wear-resisting arch 7, and weaves the coverage and be 95%.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. An ultrathin-wall insulated cable for a new energy vehicle comprises a plurality of cable cores (1), and is characterized in that each cable core (1) comprises a conductor (101) and a thin-wall insulating layer (102) extruded outside the conductor (101); a shielding layer (4) is wound on the outer side of the cable cores (1), a reinforcing rib (2) is arranged in a gap in the middle of the cable cores (1), and the reinforcing rib (2) is a steel wire rope; a filler (3) is arranged in a gap between the cable core (1) and the shielding layer (4), and the filler (3) is made of fireproof cement; a sheath layer (5) is arranged on the outer side of the shielding layer (4), a plurality of wear-resistant protrusions (7) are fixedly arranged on the outer side of the sheath layer (5), the longitudinal sections of the wear-resistant protrusions (7) are T-shaped, and the cross sections of the wear-resistant protrusions (7) are circular; be provided with copper wire weaving layer (6) between wear-resisting arch (7), and weave the coverage and be not less than 80%.
2. The ultra-thin wall insulated cable for the new energy vehicle according to claim 1, characterized in that: the conductor (101) is made of annealed tinned round copper wire, and the nominal sectional area of the conductor (101) is 0.5mm2。
3. The ultra-thin wall insulated cable for the new energy vehicle according to claim 1, characterized in that: the thickness of the thin-wall insulating layer (102) is 0.16mm-0.2 mm.
4. The ultra-thin wall insulated cable for the new energy vehicle according to claim 1, characterized in that: the shielding layer (4) is made of an aluminum-plastic composite tape.
5. The ultra-thin wall insulated cable for the new energy vehicle according to claim 1, characterized in that: the sheath layer (5) is made of cross-linked polyethylene materials in an extrusion wrapping mode.
6. The ultra-thin wall insulated cable for the new energy vehicle according to claim 1, characterized in that: wear-resisting arch (7) are in evenly set up in the radial direction and the longitudinal direction in restrictive coating (5) outside, wear-resisting arch (7) adopt wear-resisting rubber material to make.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910983372.3A CN110890174A (en) | 2019-10-16 | 2019-10-16 | New energy vehicle is with ultra-thin wall insulated cable |
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CN201910983372.3A CN110890174A (en) | 2019-10-16 | 2019-10-16 | New energy vehicle is with ultra-thin wall insulated cable |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117558496A (en) * | 2023-11-21 | 2024-02-13 | 江苏双花电线电缆有限公司 | Wear-resistant and heat-resistant charging cable for new energy automobile and preparation method thereof |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102568680A (en) * | 2012-03-14 | 2012-07-11 | 四川川东电缆有限责任公司 | Wind energy cable and production method thereof |
CN202796123U (en) * | 2012-08-31 | 2013-03-13 | 上海福尔欣线缆有限公司 | Car irradiation crosslinking polyethylene insulating wire of 125 DEG C |
CN108538476A (en) * | 2018-03-16 | 2018-09-14 | 安徽金环电气设备有限责任公司 | A kind of lock armo antifriction alloy construction of cable and its production technology |
CN210467387U (en) * | 2019-10-16 | 2020-05-05 | 安徽尚纬电缆有限公司 | New energy vehicle is with ultra-thin wall insulated cable |
-
2019
- 2019-10-16 CN CN201910983372.3A patent/CN110890174A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102568680A (en) * | 2012-03-14 | 2012-07-11 | 四川川东电缆有限责任公司 | Wind energy cable and production method thereof |
CN202796123U (en) * | 2012-08-31 | 2013-03-13 | 上海福尔欣线缆有限公司 | Car irradiation crosslinking polyethylene insulating wire of 125 DEG C |
CN108538476A (en) * | 2018-03-16 | 2018-09-14 | 安徽金环电气设备有限责任公司 | A kind of lock armo antifriction alloy construction of cable and its production technology |
CN210467387U (en) * | 2019-10-16 | 2020-05-05 | 安徽尚纬电缆有限公司 | New energy vehicle is with ultra-thin wall insulated cable |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117558496A (en) * | 2023-11-21 | 2024-02-13 | 江苏双花电线电缆有限公司 | Wear-resistant and heat-resistant charging cable for new energy automobile and preparation method thereof |
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