CN218333211U - Fire-resistant cable for electric vehicle charging system - Google Patents
Fire-resistant cable for electric vehicle charging system Download PDFInfo
- Publication number
- CN218333211U CN218333211U CN202222483126.1U CN202222483126U CN218333211U CN 218333211 U CN218333211 U CN 218333211U CN 202222483126 U CN202222483126 U CN 202222483126U CN 218333211 U CN218333211 U CN 218333211U
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- fire
- cable
- charging system
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- core strip
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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
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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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 fire resisting cable for electric automobile charging system, including the cable core, the cable core comprises protection core strip and the insulated wire of locating in the protection core strip, and insulated wire comprises copper conductor, the insulating layer of the coaxial crowded package outside around package flame retardant coating and the flame retardant coating outside the copper conductor, and the cable core is wrapped outward around the package and is had the band layer, and the crowded package of band layer has the restrictive coating, is equipped with the stopping between four insulated wire and band layer and the protection core strip. The utility model discloses to among the prior art refractiveness, flexibility, mechanical properties scheduling problem improve, the utility model discloses having better refractiveness, flexibility, mechanical properties, avoiding inside sinle silk to take place advantages such as break away from.
Description
Technical Field
The utility model relates to the technical field of cables, especially, relate to a fire resisting cable for electric automobile charging system.
Background
The electric vehicle technology has become a focus technology of the automobile industry for dealing with environmental pollution and relieving energy crisis, and various countries and various global automobile manufacturers invest in huge capital for developing research and development of electric vehicles. With the maturity and application of electric vehicle technology, the construction of the basic charging facilities matched with the electric vehicle becomes a development focus, and the performance of the electric vehicle charging cable, which is used as a basic component of the electric vehicle charging facilities, has an important influence on the whole charging process.
The charging process of the electric automobile has high cable use frequency due to long time and high current intensity, and the safety of the electric automobile is highly emphasized. On the basis of ensuring good insulating property, the charging cable for the electric automobile has higher fire resistance and aging resistance so as to ensure that loss and damage are reduced to the minimum, but the existing charging cable is flexible to use, avoids the phenomena of artificial bending, twisting, dragging, even stretching and the like, and is very easy to cause mechanical damage to the charging pile cable; in addition, the charging cable for the electric vehicle is used in a relatively harsh environment, and therefore, the charging cable has higher requirements on fire resistance, flexibility, mechanical properties and the like.
To above technical problem, the utility model discloses a fire resisting cable for electric automobile charging system, the utility model has the advantages of better refractiveness, flexibility, mechanical properties avoid inside sinle silk to take place to break away from.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide an electric automobile is fire resisting cable for charging system, have better refractiveness, flexibility, mechanical properties, avoid inside sinle silk to take place advantages such as breaking away from.
The utility model discloses a following technical scheme realizes: the utility model discloses a fire resisting cable for electric automobile charging system, including the cable core, the cable core comprises protection core strip and the insulated wire of locating in the protection core strip, and insulated wire comprises copper conductor, the insulating layer of the coaxial crowded package outside around package flame retardant coating and the flame retardant coating outside the copper conductor, and the cable core is wrapped outward around the package and is had the band layer, and the crowded package of band layer has the restrictive coating, is equipped with the stopping between four insulated wire and band layer and the protection core strip.
Further, in order to be able to position the position of the insulated wire, a placing groove for accommodating the insulated wire is formed in the surface of the protection core strip, a buffer cavity is further formed in the protection core strip, and the protection core strip is made of fireproof silicon rubber materials.
Furthermore, in order to have higher fireproof performance, the filler is made of glass fiber materials.
Further, in order to have better insulation and fire resistance, the belting layer is alkali-free glass fiber tape.
Furthermore, in order to ensure that the cable body has light weight, good heat resistance, strong load capacity, no melting, chemical corrosion resistance and high mechanical strength, the insulating layer is made of a cross-linked polyethylene material.
Furthermore, in order to separate the copper conductor by a fire-resistant layer, the cable has better fire-resistant insulating property, and the fire-resistant layer is mica tape.
Furthermore, in order to have higher fire-resistant and ageing-resistant effects, the sheath layer is made of a thermoplastic halogen-free low-smoke polyolefin sheath material.
The utility model has the advantages of it is following:
(1) The utility model discloses use the mica tape to wrap at the copper conductor outer wall in the cable conductor, again the mica tape outside the extruded package crosslinked polyethylene material made the insulating layer constitute, when having promoted fire prevention fire resistance, effectively solved the problem that the conductor insulating layer does not have dampproofing effect in the current rigidity, flexible cable structure;
(2) The utility model is provided with the protective core strip pasted on the surface of the outer wall of the conducting wire, the protective core strip is separated between two adjacent insulated conducting wires, the distribution position of the conducting wire can be determined, the problem that the core is broken due to the fireproof cable under the bending state with larger length is avoided, the problem that the inner core is separated under the frequent use is also avoided,
(3) The utility model discloses still be equipped with the stopping in the standing groove of protection core strip, the stopping outside has the band layer around the package, the stopping, the band layer can be confirmed the position of protection core strip, make the inside limit structure of cable conductor stable, the cushion chamber of reserving in the protection core strip is when meetting external shock, one side cushion chamber extrusion widen in order to bear outside pressure, after pressure disappears, the protection core strip resumes to initial condition, get rid of pressure, this structure can avoid pressure direct transmission to inside wire on.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of the limiting core strip of the present invention;
fig. 3 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.
In the figure: 1. a cable core; 2. an insulated wire; 201. a copper conductor; 202. a refractory layer; 203. an insulating layer; 3. a belting layer; 4. a sheath layer; 5. protecting the core strip; 501. a placement groove; 502. a buffer chamber; 6. and (3) a filling material.
Detailed Description
The following embodiments of the present invention are described in detail, and the present embodiment is implemented on the premise of the technical solution of the present invention, and detailed embodiments and specific operation procedures are given, but the scope of the present invention is not limited to the following embodiments, and in the description of the present invention, words like "front", "back", "left", "right", etc. indicating directions or position relations are only for convenience of description of the present invention and simplifying the description, but do not indicate or imply that the indicated device or element must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention.
The utility model provides a technical scheme: the utility model provides an electric automobile is fire resisting cable for charging system, as shown in fig. 1 and 2, including cable core 1, its characterized in that, cable core 1 comprises protection core strip 5 and locate the insulating wire 2 of protection core strip 5, insulating wire 2 comprises copper conductor 201, around package flame retardant coating 202 outside copper conductor 201 and the outer coaxial crowded insulating layer 203 of package of flame retardant coating 202, cable core 1 is outer around having a band layer 3, the crowded package of band layer 3 has restrictive coating 4 outward, be equipped with filler 6 between four insulating wire 2 and band layer 3 and the protection core strip 5.
As shown in fig. 1, a placing groove 501 for accommodating the insulated wire 2 is formed in the surface of the protective core strip 5, a buffer cavity 502 is further formed in the protective core strip, and the protective core strip 5 is made of a fireproof silicon rubber material and can be used for positioning the position of the insulated wire 2.
As shown in fig. 1, the filler 6 is a glass fiber material, and has high fire-proof performance.
As shown in fig. 1, the belting layer 3 is alkali-free glass fiber tape, and has good insulation and fire resistance.
As shown in fig. 1, the insulation layer 203 is made of cross-linked polyethylene, so that the cable body has light weight, good heat resistance, strong load capacity, no melting, chemical corrosion resistance and high mechanical strength.
As shown in fig. 1 and 2, the fire-resistant layer 202 is a mica tape, and the copper conductors 201 are separated by the fire-resistant layer 202, so that the cable has better fire-resistant insulating property.
As shown in fig. 1 and 3, the sheath layer 4 is made of a thermoplastic halogen-free low-smoke polyolefin sheath material, and has high fire-resistant and aging-resistant effects.
The principle of the utility model is as follows:
the mica tape is wrapped on the outer wall of the copper conductor 201 in the cable, and an insulating layer 203 made of cross-linked polyethylene material is extruded outside the mica tape, so that the fireproof and fire-resistant performance is improved, and the problem that the conductor insulation in the existing rigid and flexible cable structure does not have a damp-proof effect is effectively solved; the wire outer wall is equipped with the protection core strip 5 that pastes and covers its surface, protection core strip 5 separates between two adjacent insulated wire 2, can confirm the distribution position of wire, avoid under the bending state of great length, fireproof cable leads to the sinle silk to take place the rupture problem, still avoid the inside sinle silk that appears under the frequent use to break away from the problem, still be equipped with stopping 6 in protection core strip 5's the standing groove 501, stopping 6 outside is around having band layer 3, stopping 6, band layer 3 can confirm protection core strip 5's position, make the inside limit structure of cable conductor stable, cushion chamber 502 who reserves in the protection core strip 5 is when meetting external impact, the one side cushion chamber 502 extrusion widen that receives pressure in order to bear outside pressure, after pressure disappears, protection core strip 5 resumes to initial condition, get rid of pressure, this structure can avoid pressure direct transmission to inside wire.
Claims (6)
1. The utility model provides an electric automobile is fire resisting cable for charging system, includes the cable core, its characterized in that, the cable core comprises protection core strip and the insulated wire of locating in the protection core strip, insulated wire comprises copper conductor, around package flame retardant coating outside the copper conductor and the insulating layer of the coaxial crowded package outside the flame retardant coating, and the cable core is wrapped outward and is had the band layer, the crowded package of band layer has restrictive coating, four be equipped with the stopping between insulated wire and band layer and the protection core strip.
2. The fire-resistant cable for the charging system of the electric vehicle as claimed in claim 1, wherein the protective core strip is made of a fire-resistant silicone rubber material.
3. The fire-resistant cable for the charging system of the electric vehicle according to claim 1, wherein the belting layer is an alkali-free glass fiber tape.
4. The fire-resistant cable for an electric vehicle charging system according to claim 1, wherein the insulating layer is made of a cross-linked polyethylene material.
5. The fire-resistant cable for the charging system of the electric vehicle according to claim 1, wherein the fire-resistant layer is a mica tape.
6. The fire-resistant cable for the charging system of the electric automobile according to claim 1, wherein the sheath layer is made of a thermoplastic halogen-free low-smoke polyolefin sheath material.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202222483126.1U CN218333211U (en) | 2022-09-19 | 2022-09-19 | Fire-resistant cable for electric vehicle charging system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202222483126.1U CN218333211U (en) | 2022-09-19 | 2022-09-19 | Fire-resistant cable for electric vehicle charging system |
Publications (1)
Publication Number | Publication Date |
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CN218333211U true CN218333211U (en) | 2023-01-17 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202222483126.1U Active CN218333211U (en) | 2022-09-19 | 2022-09-19 | Fire-resistant cable for electric vehicle charging system |
Country Status (1)
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CN (1) | CN218333211U (en) |
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2022
- 2022-09-19 CN CN202222483126.1U patent/CN218333211U/en active Active
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