CN214428348U - Automobile charging pile wire - Google Patents
Automobile charging pile wire Download PDFInfo
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- CN214428348U CN214428348U CN202022851982.9U CN202022851982U CN214428348U CN 214428348 U CN214428348 U CN 214428348U CN 202022851982 U CN202022851982 U CN 202022851982U CN 214428348 U CN214428348 U CN 214428348U
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- Prior art keywords
- power line
- copper metal
- line
- layer
- aluminum alloy
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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 belongs to the technical field of charging pile, in particular to an automobile charging pile wire, which comprises a power line for electric energy transmission and ground protection, a signal line for signal transmission, and an aluminum foil layer, a weaving layer and an outer tegument which are sequentially coated outside the power line and the signal line; the power line is a single-stranded transmission cable and comprises a first power line, a second power line and a third power line, and the cross sections formed by the first power line, the second power line, the third power line and the signal line are in an array distribution structure; the signal wire is formed by twisting two or more transmission cables; and the transmission cables comprise a plurality of stranded alloy conductors and insulating layers coated on the surfaces of the stranded alloy conductors. The utility model discloses a car stake line that charges can be on the basis of guaranteeing to charge stake line electric conductive property and shielding property, effectual reduction copper metal's use to practice thrift manufacturing cost.
Description
Technical Field
The utility model belongs to the technical field of fill electric pile, concretely relates to car stake line that charges.
Background
Along with rising in the new forms of energy field, what comes with is the popularization of new energy automobile, consequently need build the electric pile equipment of filling of large batch in order to satisfy new energy automobile's the demand of charging, wherein, the stake line of charging fills electric pile's main component part, and the electric pile line that charges that has now generally adopts copper metal as conductor material, and the expense is high, causes to fill electric pile's large batch construction cost height.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects of the prior art, the utility model provides an automobile charging pile wire, which adopts a copper-clad aluminum alloy conductor stranded in multiple strands as a conductor structure of a transmission cable, wherein the copper-clad aluminum alloy conductor comprises an aluminum alloy inner core and a copper metal layer coated on the surface layer of the aluminum alloy inner core; compared with the structure that only copper metal made of a single material is used as a conductor in the prior art, the conductor structure formed by combining aluminum alloy and copper metal can effectively save the use of the copper metal with higher manufacturing cost, so that the overall production cost of the transmission cable and the charging pile line is effectively saved.
The utility model discloses the technological effect that will reach realizes through following technical scheme:
the utility model provides an automobile charging pile wire, including the power cord that is used for electric energy transmission and ground protection, the signal line that is used for signal transmission to and cladding in proper order in power cord and signal line outside aluminium foil layer, weaving layer and tegument; the power line is a single-stranded transmission cable and comprises a first power line, a second power line and a third power line, and the cross sections formed by the first power line, the second power line, the third power line and the signal line are in an array distribution structure; the signal wire is formed by twisting two or more transmission cables; and the transmission cables comprise a plurality of stranded alloy conductors and insulating layers coated on the surfaces of the stranded alloy conductors.
Furthermore, the stranded alloy conductor is a copper-clad aluminum alloy conductor and comprises an aluminum alloy inner core and a copper metal layer coated on the surface layer of the aluminum alloy inner core.
Further, the aluminum alloy inner core is an integral cylindrical inner core or a cylindrical inner core formed by splicing a plurality of fan-shaped cylinders.
Further, the copper metal layer is of a copper metal sleeve structure which is wrapped outside the aluminum alloy inner core in a single-layer or multi-layer laminated mode.
Furthermore, the copper metal layer is formed by splicing a plurality of fan-shaped copper metal blocks around the outer part of the aluminum alloy inner core.
Furthermore, the copper metal layer is formed by splicing a plurality of strands of copper metal wires around the outer part of the aluminum alloy inner core.
Further, the copper metal layer is a copper wire woven mesh structure formed by weaving copper metal wires around the outside of the aluminum alloy inner core.
Furthermore, the volume of the copper metal layer is more than or equal to 15%.
Furthermore, non-woven fabrics or nylon wires are filled between the power lines and the aluminum foil layer and between the signal lines and the aluminum foil layer.
To sum up, the utility model discloses a car stake line of charging has following useful part at least:
the utility model discloses a car stake line that charges adopts stranded alloy material conductor to replace the copper metal conductor of single material among the prior art, can be on the basis of guaranteeing to charge stake line electric conductive property and shielding property, effectual reduction copper metal's use to practice thrift manufacturing cost.
Drawings
Fig. 1 is the embodiment of the present invention provides a schematic cross-sectional structure diagram of a car charging pile line.
Fig. 2 is a schematic cross-sectional structure view of a transmission cable according to embodiment 1 of the present invention.
Fig. 3 is a schematic cross-sectional structure diagram of a copper-clad aluminum alloy conductor in embodiments 1-4 of the present invention.
Fig. 4 is another schematic cross-sectional structure diagram of the aluminum alloy core according to embodiments 1-4 of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention will be combined to clearly and completely describe the technical solutions of the embodiments of the present invention. The described embodiments are some, but not all embodiments of the invention.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1, in a preferred embodiment, the present invention provides a charging pile wire for a vehicle, which includes 1 signal wire 20 for signal transmission, a first power line 101, a second power line 102 and a third power line 103 disposed adjacent to the signal wire 20 for power transmission and ground protection, and an aluminum foil layer 30, a braid layer 40 and a tegument layer 50 sequentially covering the first power line 101, the second power line 102, the third power line 103 and the signal wire 20. The number of the power lines is 3, so that the charging pile wire processed by the method can be effectively ensured to have good electric energy transmission and grounding protection performance; the aluminum foil layer 30 and the braid 40 play a role in shielding electromagnetic interference, and preferably, the braid 40 is a copper-clad aluminum alloy conductor braid; the outer layer 50 serves to protect the aluminum foil layer 30 and the braid 40 from being corroded, and to protect the aluminum foil layer 30 and the braid 40 from external influences and mechanical damages. And the non-woven fabric or nylon yarn is filled between the first power line 101, the second power line 102, the third power line 103 and the signal line 20 and the aluminum foil layer 30, so that the whole charging pile line is more round, the friction force between the first power line 101, the second power line 102, the third power line 103 and the signal line 20 is effectively reduced, and the whole flexibility and the bending strength of the charging pile line are effectively improved.
The first power line 101, the second power line 102 and the third power line 103 are single-stranded transmission cables 11, and the signal line 20 is formed by twisting two or more strands of transmission cables 11; the cross sections formed by the first power line 101, the second power line 102, the third power line 103 and the signal line 20 are in an array distribution structure, so that the inner part of the charging pile line can be effectively ensured to be neat, and the whole charging pile line after being processed is more round; moreover, since the first power line 101, the second power line 102 and the third power line 103 are in a single-strand structure, and the signal line 20 is in a two-strand or multi-strand twisted structure, the cross section of the transmission cable 11 of the first power line 101, the second power line 102 and the third power line 103 is obviously larger than that of the transmission cable 11 of the signal line 20, so that the power lines have good structural strength and bending strength, and the signal line 20 has good flexibility.
Example 1:
as shown in fig. 2, each transmission cable 11 includes a stranded alloy conductor 111 and an insulating layer 112 covering the surface of the stranded alloy conductor 111, and preferably, the stranded alloy conductor 111 is formed by twisting two or more strands of alloy conductors. Wherein, the stranded alloy conductor 111 is a copper clad aluminum alloy conductor stranded by strands; the copper-clad aluminum alloy conductor comprises an aluminum alloy inner core 1111 and a copper metal layer 1112 coated on the surface layer of the aluminum alloy inner core 1111, preferably, the aluminum alloy inner core 1111 is an integral cylindrical inner core, and the copper metal layer 1112 is of a copper metal sleeve structure coated outside the aluminum alloy inner core 1111 in a single-layer or multi-layer laminated manner, as shown in (a) and (b) of fig. 3.
Example 2:
the structure of the transmission cable 11 in this embodiment is the same as that in embodiment 1, and the main difference is that: the copper metal layer 1112 is formed by splicing a plurality of fan-shaped copper metal blocks around the outside of the aluminum alloy core 1111 as shown in fig. 3 (c).
Example 3:
the structure of the transmission cable 11 in this embodiment is the same as that in embodiment 1, and the main difference is that: copper metal layer 1112 is formed by splicing a plurality of strands of copper metal wire around the outside of aluminum alloy core 1111 as shown in fig. 3 (d).
Example 4:
the structure of the transmission cable 11 in this embodiment is the same as that in embodiment 1, and the main difference is that: copper metal layer 1112 is a copper wire braided mesh structure in which copper metal wires are braided around the outside of aluminum alloy core 1111, as shown in fig. 3 (e) and (f).
The aluminum alloy inner core 1111 of the embodiments 1 to 4 can also be designed into a cylindrical inner core formed by splicing a plurality of fan-shaped cylinders according to actual production requirements, as shown in fig. 4; the conductors in embodiments 1 to 4 are copper-clad aluminum alloy conductors stranded in multiple strands, and compared with the prior art that only a single material of copper metal is used as a conductor, the use of copper metal with higher manufacturing cost can be effectively saved by adopting a conductor structure combining aluminum alloy and copper metal, so that the overall production cost of the charging pile wire is effectively saved. In order to further ensure the integral structural strength and the electric conductivity of the charging pile wire, preferably, the tensile strength of the stranded copper-aluminum alloy conductor is more than or equal to 172MPa, the elongation is more than or equal to 10 percent, and the resistivity is less than or equal to 0.0270 omega-mm2and/M. In order to balance the overall structural strength and the cost of the charging pile wire, the volume ratio of the copper metal layer is preferably more than or equal to 15%, the mass ratio is more than or equal to 40%, and the density is more than or equal to 3.63 x 103KG/M3。
According to the technical scheme of above-mentioned embodiment, the utility model provides an automobile charging pile line adopts the alloy material conductor to replace the copper metal conductor of single material among the prior art, can be on the basis of guaranteeing charging pile line electric conductive property and shielding property, effectual reduction copper metal's use to practice thrift manufacturing cost.
While the invention has been described in conjunction with the specific embodiments set forth above, it is evident that many alternatives, modifications, and variations will be apparent to those skilled in the art in light of the foregoing description. Accordingly, it is intended to embrace all such alternatives, modifications, and variations that fall within the spirit and scope of the appended claims.
Claims (9)
1. An automobile charging pile wire comprises a power line for electric energy transmission and ground protection, a signal line for signal transmission, and an aluminum foil layer, a woven layer and a tegument layer which are sequentially coated outside the power line and the signal line; it is characterized in that the preparation method is characterized in that,
the power line is a single-stranded transmission cable and comprises a first power line, a second power line and a third power line, and the cross sections formed by the first power line, the second power line, the third power line and the signal line are in an array distribution structure;
the signal wire is formed by twisting two or more transmission cables; and the transmission cables comprise a plurality of stranded alloy conductors and insulating layers coated on the surfaces of the stranded alloy conductors.
2. The automobile charging pile wire according to claim 1, wherein the stranded alloy conductor is a stranded copper-clad aluminum alloy conductor, and comprises an aluminum alloy inner core and a copper metal layer coated on the surface layer of the aluminum alloy inner core.
3. The automotive charging post wire according to claim 2, wherein the aluminum alloy inner core is an integral cylindrical inner core or a cylindrical inner core formed by splicing a plurality of fan-shaped cylinders.
4. The automotive charging post wire according to claim 2, wherein the copper metal layer is a copper metal sleeve structure wrapped around the aluminum alloy inner core in a single-layer or multi-layer lamination manner.
5. The automotive charging post wire of claim 2, wherein the copper metal layer is formed by splicing a plurality of fan-shaped copper metal blocks around the outside of the aluminum alloy core.
6. The automotive charging post wire of claim 2, wherein the copper metal layer is formed by splicing a plurality of strands of copper metal wire around the exterior of the aluminum alloy core.
7. The automotive charging stake wire of claim 2, wherein said copper metal layer is a copper wire woven mesh structure of copper metal wires woven around the outside of said aluminum alloy inner core.
8. The automotive charging post wire according to claim 2, wherein the volume of the copper metal layer is not less than 15%.
9. The vehicle charging post wire according to claim 1, wherein non-woven fabric or nylon yarn is filled between the power line and the aluminum foil layer and between the signal line and the aluminum foil layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022851982.9U CN214428348U (en) | 2020-12-02 | 2020-12-02 | Automobile charging pile wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022851982.9U CN214428348U (en) | 2020-12-02 | 2020-12-02 | Automobile charging pile wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214428348U true CN214428348U (en) | 2021-10-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022851982.9U Active CN214428348U (en) | 2020-12-02 | 2020-12-02 | Automobile charging pile wire |
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| CN (1) | CN214428348U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114520075A (en) * | 2022-02-25 | 2022-05-20 | 武汉市钢电电线制造有限公司 | Cable for pipeline robot and manufacturing process |
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2020
- 2020-12-02 CN CN202022851982.9U patent/CN214428348U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114520075A (en) * | 2022-02-25 | 2022-05-20 | 武汉市钢电电线制造有限公司 | Cable for pipeline robot and manufacturing process |
| CN114520075B (en) * | 2022-02-25 | 2024-05-14 | 武汉市钢电电线制造有限公司 | Cable for pipeline robot and manufacturing process |
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