CN216597042U - New forms of energy battery high temperature resistant cable - Google Patents
New forms of energy battery high temperature resistant cable Download PDFInfo
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- CN216597042U CN216597042U CN202123217372.4U CN202123217372U CN216597042U CN 216597042 U CN216597042 U CN 216597042U CN 202123217372 U CN202123217372 U CN 202123217372U CN 216597042 U CN216597042 U CN 216597042U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
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Abstract
The utility model discloses a new energy battery high-temperature-resistant cable which comprises a conductor, and a composite insulating layer, a shielding layer, an isolating layer, an outer sheath and a high-temperature-resistant layer which are wrapped outside the conductor from inside to outside, wherein the composite insulating layer comprises a rubber layer and an insulating paint layer coated outside the rubber layer, the conductor in the new energy battery high-temperature-resistant cable is of a flexible bending-resistant structure, the composite insulating layer is of a double-layer structure, the shielding layer is formed by wrapping an aluminum plastic film and then weaving tinned copper wires, and the isolating layer, the outer sheath and the high-temperature-resistant layer are arranged outside the shielding layer.
Description
Technical Field
The utility model relates to the technical field of cables, in particular to a high-temperature-resistant cable for a new energy battery.
Background
With the development and popularization of the automobile industry, energy, environmental protection and safety problems related to the automobile industry are more and more concerned and valued by people. Therefore, the development of an electric vehicle which is efficient, energy-saving, safe, environment-friendly, comfortable and convenient has become the development direction of the automobile industry. The electric automobile has the advantages of no waste gas emission, low energy consumption, low noise, safety and the like, so that the electric automobile has wide market prospect at present when the energy is increasingly scarce.
The electric automobile is powered by a storage battery, and the new energy cable is divided into a single-core cable and a multi-core cable. The cable for the new energy vehicle is greatly different from the cable for the traditional fuel vehicle in the use environment, the voltage of the cable for the new energy vehicle can reach 600V, the voltage of a battery of the traditional fuel vehicle is generally 12V or 24V, the withstand voltage grade of the corresponding cable is less than 60V, more heat can be generated by large voltage, and higher requirements on the high temperature resistance of the cable are provided. In addition, need connect a plurality of power consumption components and parts simultaneously on new energy automobile, in case the outside conflagration that takes place of cable, the safe driving of vehicle can be guaranteed to the cable that possesses good flame retardant efficiency. The new energy vehicle battery cable in the prior art has the following defects: the flame retardant property is poor, the temperature resistance is poor, the anti-interference capability is low, and safety accidents are easy to occur when the flame retardant is continuously used for a long time.
SUMMERY OF THE UTILITY MODEL
The utility model provides a new energy battery high-temperature-resistant cable, aiming at solving the problems that the new energy battery cable for vehicles has poor flame retardant property, poor temperature resistance and low anti-interference capability in the prior art, and safety accidents easily occur when the new energy battery cable is continuously used for a long time.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a high temperature resistant cable of new forms of energy battery, includes the conductor and from interior to exterior wraps up in the outside composite insulation layer of conductor, shielding layer, isolation layer, oversheath and high temperature resistant layer, and composite insulation layer includes the rubber layer and coats in the outside insulating paint layer of rubber layer.
Specifically, the conductor is formed by stranding a plurality of strands of single wires of tinned copper wires with the diameter ratio of less than 0.15mm in a small pitch, the cable pitch diameter ratio is controlled to be 20-22 times, and the conductor is cabled in a small pitch, so that the conductor has excellent flexibility and bending resistance.
Preferably, the rubber layer is made of flame-retardant high-tear-resistance silicone rubber, the insulating paint layer is made of meta-aramid resin to polyimide insulating paint layer, and physical and mechanical properties, temperature resistance level and flame retardance of the whole insulating layer are improved.
Preferably, the shielding layer is including wrapping the covering and wrapping up in the outside weaving layer of covering, it forms to wrap the covering by plastic-aluminum film around the package, and the weaving layer is woven by the tinned copper wire and is formed, further strengthens the anti-interference performance in the cable transmission process. Preferably, the diameter of the tinned copper wire is 0.2 mm.
Preferably, the isolation layer is formed by wrapping a flame-retardant polyester composite tape, so that the flame-retardant performance of the cable is enhanced.
Preferably, the outer sheath is made of high-temperature-resistant and high-tear-resistant silicon rubber, and the high-temperature-resistant layer is formed by weaving high-temperature-resistant quartz wires, so that the cable has the advantages of being good in flame-retardant effect, high in temperature resistance, good in physical and mechanical properties and the like.
The rubber layer and the outer sheath of the cable are both made of high-temperature-resistant silicon rubber materials, so that the cable has high-temperature resistance.
Compared with the prior art, the utility model has the beneficial effects that:
(1) the conductor of the new energy battery high temperature resistant cable is of a flexible bending resistant structure and is formed by stranding a plurality of strands of single wires, wherein the number of the strands of single wires is not more than 0.15mm, and the tinned copper wires are small in pitch-diameter ratio.
(2) The composite insulating layer of the new energy battery high-temperature-resistant cable has a double-layer structure, the inner layer is extruded flame-retardant high-tear-resistance silicon rubber, the outer layer is formed by a meta-aramid resin-polyimide insulating paint layer, and the insulating layer has excellent physical and mechanical properties, high temperature-resistant grade and flame-retardant property;
(3) the shielding layer of the new energy battery high-temperature-resistant cable is formed by wrapping an aluminum-plastic film and then weaving a 0.2mm tinned copper wire, so that the anti-interference performance in the cable transmission process is further enhanced;
(4) this new energy battery high temperature resistant cable's shielding layer is wrapped the one deck and is taken the isolation layer that forms by fire-retardant polyester complex outward, and the isolation layer is crowded package high temperature resistant high tear resistant silicon rubber outward and is formed the oversheath, weaves high temperature resistant quartz silk on the oversheath and forms high temperature resistant layer for the cable has advantages such as flame retardant efficiency is good, high temperature resistant, physical mechanical properties are good.
In conclusion, the silicone rubber cable for the flame-retardant high-temperature-resistant new energy battery has the characteristics of softness, bending resistance and tensile strength, and is flame-retardant, high-temperature-resistant and anti-interference and very suitable for the working environment of the cable for the new energy vehicle.
Drawings
Fig. 1 is a schematic structural diagram of the high-temperature-resistant cable of the new energy battery.
In the figure: 1. a conductor; 2. a composite insulating layer; 3. a shielding layer; 4. an isolation layer; 5. an outer sheath; 6. a high temperature resistant layer; 21. a rubber layer; 22. and an insulating paint layer.
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.
Referring to fig. 1, the new energy battery high temperature resistant cable comprises a conductor 1, and a composite insulating layer 2, a shielding layer 3, an isolation layer 4, an outer sheath 5 and a high temperature resistant layer 6 which are wrapped outside the conductor 1 from inside to outside, wherein the composite insulating layer 2 comprises a rubber layer 21 and an insulating paint layer 22 coated outside the rubber layer 21.
Specifically, the conductor 1 is formed by stranding a plurality of strands of single wires of tinned copper wires with the diameter ratio of less than 0.15mm in a small pitch, the cabling diameter ratio is controlled to be 20-22 times, and the conductor 1 is cabled in a small pitch, so that the conductor 1 has excellent flexibility and bending resistance.
In this embodiment, the rubber layer 21 is made of flame-retardant high-tear-resistance silicone rubber, and the insulating paint layer 22 is made of meta-aramid resin to polyimide insulating paint layer, so that the physical and mechanical properties, temperature resistance level and flame retardancy of the whole insulating layer are improved.
In this embodiment, shielding layer 3 is including wrapping the covering and wrapping up in the outside weaving layer of covering, form around the covering by plastic-aluminum film package, the weaving layer is woven by the tinned copper wire and is formed, further strengthens the anti-interference performance in the cable transmission process. The diameter of the tinned copper wire in this example was 0.2 mm.
In this embodiment, the isolation layer 4 is formed by wrapping a flame-retardant polyester composite tape, so as to enhance the flame-retardant performance of the cable.
In this embodiment, the outer sheath 5 is made of high temperature resistant and high tear resistant silicone rubber, and the high temperature resistant layer 6 is woven by high temperature resistant quartz wires, so that the cable has the advantages of good flame retardant effect, high temperature resistance, good physical and mechanical properties, and the like.
In this embodiment, both the rubber layer 21 and the outer sheath 5 of the cable are made of high temperature resistant silicone rubber materials, so that the cable has high temperature resistance.
Example 2
This example provides a production example of a silicone rubber cable for a flame-retardant high-temperature-resistant new energy battery (taking an energy battery with a model number of 1 × 35 as an example):
the method comprises the following steps: adopting 1981/0.15 oxygen-free tin-plated monofilaments, controlling the stranding pitch-diameter ratio to be 20-22 times, and stranding at a small pitch to obtain a conductor 1 with a flexible tensile power line core structure;
step two: orange flame-retardant high-strength high-tear-resistance silicone rubber is adopted, the rubber layer 21 with the average thickness of 1.3mm is extruded on the conductor 1, and then the meta-aramid resin p-polyimide insulating paint layer with the thickness of 0.1mm-0.2mm is sprayed on the surface of the rubber layer 21, so that the composite insulating layer 2 is obtained.
The thinnest point thickness of the rubber layer 21 is no less than 90% -0.1 of the nominal thickness during extrusion. Wherein the spark test voltage is 10KV, the temperature of the mold temperature machine is set to 0 deg.C, the extrusion pressure is 1.2Mpa, and the speed is 6-7 m/min.
Step three: and wrapping an aluminum-plastic composite film wrapping tape outside the composite insulating layer 2, wherein the aluminum surface faces outwards, the overlapping rate of the wrapping tape is not less than 20%, and the width of the aluminum-plastic composite film wrapping tape is 20-30 mm.
Step four: and weaving the tinned copper wires outside the wrapping layer to obtain a shielding layer 3, wherein the weaving specification of the tinned copper wires is 24 spindles/9 pieces/0.15 mm, the pitch is 30-40mm, and the weaving density is not lower than 85%.
Step five: and (3) wrapping a layer of flame-retardant polyester composite tape outside the shielding layer 3, wherein the overlapping rate is required to be 15% -20%, and obtaining the isolating layer 4.
Step six: orange high-tear-resistance silicone rubber special for automobile wires is extruded outside the isolation layer 4 to obtain an outer sheath 5, the thickness of the outer sheath 5 is controlled to be 1.5mm, the outer diameter of the cable is controlled to be 13.4mm-15.7mm, and the ovality of the cable is not more than 8% (the ovality is the difference between the maximum outer diameter and the minimum outer diameter of the cable divided by the maximum value of the outer diameter range of the cable of the type specified by the standard).
Step seven: and 24 ingots/9 pieces/51 tex quartz wires are woven outside the outer sheath 5 to form the high-temperature resistant layer 6.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (7)
1. The utility model provides a high temperature resistant cable of new energy battery, its characterized in that includes conductor (1) and from interior to exterior wraps up in compound insulating layer (2), shielding layer (3), isolation layer (4), oversheath (5) and high temperature resistant layer (6) of conductor (1) outside, and compound insulating layer (2) include rubber layer (21) and coat in insulating paint layer (22) of rubber layer (21) outside.
2. The high-temperature-resistant cable for the new energy battery as claimed in claim 1, wherein the conductor (1) is formed by stranding a plurality of strands of single wires with tinned copper wires of not more than 0.15mm in a small pitch-diameter ratio, and the pitch-diameter ratio of the stranded cable is controlled to be 20-22 times.
3. The new energy battery high-temperature-resistant cable as claimed in claim 2, wherein the rubber layer (21) is made of flame-retardant high-tear-resistance silicone rubber, and the insulating paint layer (22) is made of meta-aramid resin-polyimide insulating paint layer.
4. The high-temperature-resistant cable for the new energy battery as claimed in claim 3, wherein the shielding layer (3) comprises a wrapping layer formed by an aluminum plastic film and a braided layer which is wrapped outside the wrapping layer and formed by braiding tinned copper wires.
5. The high-temperature-resistant cable for the new energy battery as claimed in claim 4, wherein the isolation layer (4) is formed by wrapping a flame-retardant polyester composite tape.
6. The high-temperature-resistant cable for the new energy battery as claimed in claim 5, wherein the outer sheath (5) is made of high-temperature-resistant and high-tear-resistant silicone rubber.
7. The high-temperature-resistant cable for the new energy battery as claimed in claim 6, wherein the high-temperature-resistant layer (6) is woven from high-temperature-resistant quartz wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123217372.4U CN216597042U (en) | 2021-12-21 | 2021-12-21 | New forms of energy battery high temperature resistant cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123217372.4U CN216597042U (en) | 2021-12-21 | 2021-12-21 | New forms of energy battery high temperature resistant cable |
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| Publication Number | Publication Date |
|---|---|
| CN216597042U true CN216597042U (en) | 2022-05-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123217372.4U Active CN216597042U (en) | 2021-12-21 | 2021-12-21 | New forms of energy battery high temperature resistant cable |
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| CN (1) | CN216597042U (en) |
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2021
- 2021-12-21 CN CN202123217372.4U patent/CN216597042U/en active Active
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