CN208637193U - A kind of novel electric vehicle high-tension battery connecting line - Google Patents
A kind of novel electric vehicle high-tension battery connecting line Download PDFInfo
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- CN208637193U CN208637193U CN201820248597.5U CN201820248597U CN208637193U CN 208637193 U CN208637193 U CN 208637193U CN 201820248597 U CN201820248597 U CN 201820248597U CN 208637193 U CN208637193 U CN 208637193U
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Abstract
The utility model discloses a kind of novel electric vehicle high-tension battery connecting lines, it from the inside to the outside successively include: conductor, insulating layer, shielded layer and sheath, wherein, a wrapping layer is provided between conductor and the insulating layer, the shielded layer includes wire sheathing and aluminium foil layer, and the wire sheathing is arranged between the aluminium foil layer and the wrapping layer.Conductor includes conducting wire, and the conducting wire forms several lead units to bundle strand using S, and the lead unit is just restored to norm using back twist mode is twisted into cable.Wire sheathing is to be formed using the metal wire knitted of 24 10 0.15mm of ingot, and the density of the wire sheathing is not less than 85%.An aluminium foil layer is covered outside wire sheathing, aluminium foil layer coverage rate is 100%.Wrapping layer is arranged in the conductor outer layer, and wrapping layer is polytetrafluoroethylene (PTFE) material, for improving cable temperature capability.Sheath and insulating layer are the thermoplastic vulcanizates (TPV) added with diboron trioxide, and thickness is not less than 1.5mm.
Description
Technical field
The utility model relates to technical field of cables more particularly to a kind of novel electric vehicle high-tension battery connecting lines.
Background technique
In face of the energy, weather, environmental problem got worse, development new-energy automobile has been increasingly becoming global total
Know, however as China's haze phenomenon that each big city is got worse in recent years, auto industry can not avoid energy-saving and emission-reduction
Reality and urgency, abrogate existing new-energy automobile place catalogue, break place protection, purchase electric car can remove from
Purchase tax；Support policy indication the universal of electric car for the new-energy automobile that country puts into effect successively has been trend of the times, this
Also greatly promote the market demand of cable for electric vehicle.Cable for electric vehicle is the pass of electric car conduction charging system
The superiority and inferiority of one of button apparatus, such properties of product will generate direct influence to the safe and reliable operation of electric car.Always with
The security performance for carrying out electric car is focus of attention in industry.Currently on the market, electric automobile high-voltage battery connecting line
Insulation can not well adapt to the working environment in automobile high-voltage electricity pond with material selected by sheath.Used insulation and sheath
Material, wherein the application production cycle of crosslinked polyolefin materials is long, and non-refractory.The appropriate working temperature of PVC material is -20
DEG C~125 DEG C, high temperature cold tolerance is poor.The poor flame retardant properties of TPE, safety coefficient are low.This kind of materials are all unable to satisfy existing
Electric automobile high-voltage battery connecting line use demand.
Utility model content
To solve the above problems, the utility model provides a kind of novel electric vehicle high-tension battery connecting line, it is existing to solve
There is the production cycle in technology long, the problem of high temperature cold tolerance is poor, poor flame retardant properties.
A kind of novel electric vehicle high-tension battery connecting line, successively include: from the inside to the outside conductor, insulating layer, shielded layer with
And sheath, wherein be provided with a wrapping layer between the conductor and the insulating layer, the shielded layer include wire sheathing with
And aluminium foil layer, the wire sheathing are arranged between the aluminium foil layer and the wrapping layer.
In certain embodiments, the conductor includes conducting wire, and the conducting wire forms several conducting wire lists to bundle strand using S
Member, the lead unit is just restored to norm using back twist mode is twisted into cable.
In certain embodiments, the wire sheathing be using 24 10 0.15mm of ingot metal wire knitted and
At, and the density of the wire sheathing is not less than 85%.
In certain embodiments, an aluminium foil layer is covered outside the wire sheathing, the aluminium foil layer coverage rate is
100%.
In certain embodiments, in the conductor outer layer, the wrapping layer is polytetrafluoroethyl-ne for the wrapping layer setting
Alkene material, for improving cable temperature capability.
In certain embodiments, sheath and the insulating layer are the thermoplastic vulcanizates rubber added with diboron trioxide
Glue (TPV), thickness are not less than 1.5mm.
By using above-mentioned technological means, have the advantages that it compared with prior art
(1) the utility model is provided with the wrapping layer of one layer of polytetrafluoroethylene (PTFE) material outside conductor, which can be effective
The temperature capability for improving cable, is not directly contacted with conductor with insulating layer, to play a protective role to insulating layer, extends cable
Service life.
(2) in the shielded layer of the utility model outside wire sheathing a wrapped aluminium foil layer, can effectively reinforce shield effectiveness.
(3) sheath and insulating layer are the thermoplastic vulcanizates added with diboron trioxide, thermoplastic in the utility model
Property vulcanized rubber material specific gravity it is small, texture is good, and mobility is high, and shrinking percentage is small, is easy to colour, shorten processing process,
To reduce processing cost.In addition, the mechanical strength of TPV, have more than needed elasticity and toughness, there is good insulation performance, with
Anti-flammability.It is added to a certain proportion of diboron trioxide in TPV material, increases the thermal coefficient of material, so that material
Radiating rate is speeded, to reduce the operating temperature of cable, is prolonged the service life.
Detailed description of the invention
Fig. 1 is the utility model cross section structure schematic diagram；
Label declaration
1- conductor, 2- wrapping layer, 3- insulating layer, 4- wire sheathing, 5- aluminium foil layer, 6- sheath.
Specific embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.According to following explanation and power
The advantages of sharp claim, the utility model and feature will become apparent from.It should be noted that attached drawing be all made of very simplified form and
Non-accurate ratio is used, only to convenient, lucidly aid illustration the utility model embodiment purpose.
Referring to Fig. 1, a kind of novel electric vehicle high-tension battery connecting line, successively includes: conductor 1, insulation from the inside to the outside
Layer 3, shielded layer and sheath 6, wherein a wrapping layer 2 is provided between conductor 1 and insulating layer 3, the shielded layer includes metal
Braiding layer 4 and aluminium foil layer 5, the wire sheathing 4 are arranged between the aluminium foil layer 5 and the wrapping layer 2.
As a preferred embodiment, conductor 1 includes conducting wire, and the conducting wire forms several lead units, institute to bundle strand using S
Lead unit is stated just to be restored to norm using back twist mode and be twisted into cable.
Wire sheathing 4 is to be formed using the metal wire knitted of 24 10 0.15mm of ingot, and the wire sheathing 4 is close
Degree is not less than 85%.An aluminium foil layer 5 is covered outside wire sheathing 4,5 coverage rate of aluminium foil layer is 100%.
The setting of wrapping layer 2 is in 1 outer layer of conductor, and wrapping layer 2 is polytetrafluoroethylene (PTFE) material, for improving the heat-resisting journey of cable
Degree.Sheath 6 and insulating layer 3 are the thermoplastic vulcanizates (TPV) added with diboron trioxide, and thickness is not less than 1.5mm.
The utility model is described in further details below in conjunction with specific processing flow, the connecting line is from the inside to the outside successively
It include: conductor 1, insulating layer 3, shielded layer and sheath 6, the monofilament that wherein conductor 1 chooses that 800 diameters are 0.2mm is divided into number
Roughly equal 19 groups are measured, and respectively to every group of carry out S to 19 strands of core wire units of formation after bundle strand, 19 strands of core wire units are carried out
Regular structure is twisted into cable again, and used cable-former is furnished with back-twist device when twisting again, and the stress generated when can eliminate multiple strand makes line
Material more rounding and softness.1 outer layer of conductor after stranding carries out wrapped, and 1 peripheral hardware of conductor after wrapped using PTFE tape
Set the insulating layer 3 of one layer of thermoplastic vulcanizates material.Because of the high temperature resistant and excellent fireproof performance of PTFE material itself, enhance
The high temperature resistance of cable.
Specifically, diboron trioxide is added in the raw materials for production of insulating layer 3, insulating layer makes outer by hollow extruding process
It is formed as tubulose, hardness is 75 ± 3A, specific gravity 0.90~0.97, and can adapt to the work that operating temperature is -60~150 DEG C
Environment；Its thickness is not less than 1.3mm, and specific value is determined according to voltage when using.
Using 24 ingot, 10 0.15mm wire sheathing coverings outside insulating layer 3, the outside of wire sheathing 4 utilizes aluminium-foil paper
It is wrapped up, wherein shielding density >=85%, the area coverage of aluminium-foil paper are 100%.
It is sheath 6 identical with 3 material of insulating layer in the outer layer of aluminium foil layer 5, outer be formed as is made by hollow extruding process
Tubulose, hardness are 75 ± 3A, specific gravity 0.90~0.97, and can adapt to operating temperature is -60~150 DEG C of working environment；Its
Thickness is not less than 1.5mm.
The embodiments of the present invention is explained in detail in conjunction with attached drawing above, but the utility model is not limited to
The embodiment above, even if various changes can be made to the utility model, if these variations belong to the utility model claims
And its within the scope of equivalent technologies, then still fall among the protection scope of the utility model.
Claims (5)
1. a kind of novel electric vehicle high-tension battery connecting line, which is characterized in that successively include: from the inside to the outside conductor, insulating layer,
Shielded layer and sheath, wherein a wrapping layer is provided between the conductor and the insulating layer, the shielded layer includes metal
Braiding layer and aluminium foil layer, the wire sheathing are arranged between the aluminium foil layer and the wrapping layer；
The wire sheathing is that the metal wire knitted of 24 10 0.15mm of ingot forms, and the density of the wire sheathing is not small
In 85%.
2. a kind of novel electric vehicle high-tension battery connecting line according to claim 1, which is characterized in that the conductor packet
Conducting wire is included, the conducting wire forms several lead units to bundle strand using S, and the lead unit is just restored to norm using back twist mode
It is twisted into cable.
3. a kind of novel electric vehicle high-tension battery connecting line according to claim 1, which is characterized in that the metal is compiled
An aluminium foil layer is covered outside tissue layer, the aluminium foil layer coverage rate is 100%.
4. a kind of novel electric vehicle high-tension battery connecting line according to claim 1, which is characterized in that the wrapping layer
The outer layer of the conductor is set, and the wrapping layer is polytetrafluoroethylene (PTFE) material, for improving cable temperature capability.
5. a kind of novel electric vehicle high-tension battery connecting line according to claim 1, which is characterized in that the sheath with
The thickness of insulating layer is not less than 1.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820248597.5U CN208637193U (en) | 2018-02-11 | 2018-02-11 | A kind of novel electric vehicle high-tension battery connecting line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820248597.5U CN208637193U (en) | 2018-02-11 | 2018-02-11 | A kind of novel electric vehicle high-tension battery connecting line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208637193U true CN208637193U (en) | 2019-03-22 |
Family
ID=65730921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820248597.5U Active CN208637193U (en) | 2018-02-11 | 2018-02-11 | A kind of novel electric vehicle high-tension battery connecting line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208637193U (en) |
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2018
- 2018-02-11 CN CN201820248597.5U patent/CN208637193U/en active Active
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