CN209708643U - The relative constant charging cable of temperature rise and charging system - Google Patents

The relative constant charging cable of temperature rise and charging system Download PDF

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Publication number
CN209708643U
CN209708643U CN201822113496.XU CN201822113496U CN209708643U CN 209708643 U CN209708643 U CN 209708643U CN 201822113496 U CN201822113496 U CN 201822113496U CN 209708643 U CN209708643 U CN 209708643U
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Prior art keywords
core wire
temperature rise
communication
power supply
relative constant
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CN201822113496.XU
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Chinese (zh)
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韩芳
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Shenzhen Jiquan New Energy Technology Co Ltd
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Shenzhen Jiquan New Energy Technology Co Ltd
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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
    • 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
    • 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
    • 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
    • Y02T90/16—Information or communication technologies improving the operation of electric vehicles

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Abstract

A kind of relative constant charging cable of temperature rise and charging system, wherein the cable includes: surrounding layer, two charge power supply core wires, communication core wire and protective grounding core wire；Two charge power supply core wires are arranged parallel along the diameter of section direction of surrounding layer and abut with the inner wall of surrounding layer, and charge power supply core wire includes core insulation and the cored wire conductor with given cross-sectional area；Communication core wire is arranged in surrounding layer and abuts against with two charge power supply core wires, and communication core wire includes two communication conductors, the communication shielded layer being wrapped on two communication conductors and the protection jacket layer being wrapped on communication shielded layer；The setting of protective grounding core wire abuts against in surrounding layer, and with two charge power supply core wires.The relative constant charging cable of the temperature rise improves the temperature limit of the relative constant charging cable of temperature rise, thereby enhances the safety in utilization of the charging relative constant charging cable of temperature rise by rationally designing dependency structure and cored wire conductor.

Description

The relative constant charging cable of temperature rise and charging system
Technical field
The utility model relates to electrical equipment more particularly to a kind of relative constant charging cables of temperature rise and Charging System.
Background technique
In recent years, the important development direction of electric car and hybrid-electric car as national new energy product industry, It is all being vigorously promoted the use in national each province and city, is being that it need to using essential application to Vehicular charging in use process It asks.Wherein, cable is the connection line for connecting charging pile and electric automobile and vehicle-mounted charger, is the Special electric of charging connection equipment Cable.
Currently, the commercial charging station generally used in the market mostly uses greatly direct current rapid nitriding, existing technology and Habit generally requires the charging activity that 80% battery capacity was completed at 30 minutes or so.Since batteries of electric automobile capacity is larger, So general charge power and charging current are all larger, the charging current of existing commercialization charging station generally uses the direct current of 150A to fill Electricity.Since commercial charging station is all continuous public business, non-on-board charger and cable also need continuous work, for a long time High current work necessarily causes electric cable heating, after cable and socket temperature rise are more than setting safe range will automatic trip, Many hidden danger are caused to charging in this way.It is therefore desirable to provide a kind of cable to solve the above problems, and meet needed for market.
Utility model content
The utility model provides a kind of relative constant charging cable of temperature rise, is wanted with meeting safe temperature rise control when charging It asks, while reducing the security risk caused by charging.
On the one hand, the utility model provides a kind of relative constant charging cable of temperature rise comprising:
Surrounding layer；
Two charge power supply core wires, be arranged parallel along the diameter of section direction of the surrounding layer and in the surrounding layer Wall abuts, and the charge power supply core wire includes core insulation and the cored wire conductor with given cross-sectional area；
Core wire is communicated, setting abuts against in the surrounding layer, and with two charge power supply core wires, the communication Core wire includes two communication conductors, the communication shielded layer being wrapped on two communication conductors and is wrapped in communication screen Cover the protection jacket layer on layer；
Protective grounding core wire, setting abut against in the surrounding layer, and with two charge power supply core wires.
In the relative constant charging cable of temperature rise of the utility model, further includes: two accessory power supply core wires are symmetrical arranged In the communication core wire two sides, and with the charge power supply core wire and communicate core wire and abut against.
In the relative constant charging cable of temperature rise of the utility model, the radius of the communication core wire is greater than the auxiliary electricity The radius of source core line.
In the relative constant charging cable of temperature rise of the utility model, further includes: connection confirmation core wire, setting is described outer It is abutted against in covering and with the charge power supply core wire and protective grounding core wire.
In the relative constant charging cable of temperature rise of the utility model, further includes: support core wire confirms core with the connection Line is oppositely arranged in the surrounding layer, and is abutted against with the charge power supply core wire and protective grounding core wire.
In the relative constant charging cable of temperature rise of the utility model, two communication conductors are according to positive or reverse strand It closes, the communication shielded layer is wrapped on twisted communication conductor.
In the relative constant charging cable of temperature rise of the utility model, the given cross-sectional area is 80mm2。
In the relative constant charging cable of temperature rise of the utility model, the core insulation of the charge power supply core wire is modeling The elastic body insulated layer of property.
In the relative constant charging cable of temperature rise of the utility model, the radius of the protective grounding core wire is greater than described logical Believe the radius of core wire.
On the other hand, the utility model additionally provides a kind of charging system comprising: including charging pile and with the charging The charging gun that stake is electrically connected, the relative constant charging cable of the temperature rise of the charging gun are that any one of the above temperature rise is relative constant Charging cable.
The relative constant charging cable of temperature rise provided by the embodiment of the utility model and charging system, pass through rationally design it is related The area of section of locations of structures relationship and cored wire conductor improves the temperature limit of the relative constant charging cable of temperature rise, meets The requirement of safe temperature rise control, thereby enhances the safety in utilization of the relative constant charging cable of temperature rise.
Detailed description of the invention
In order to illustrate more clearly of the utility model embodiment technical solution, will make below to required in embodiment description Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is some embodiments of the utility model, for For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other Attached drawing.
Fig. 1 is the cross section structure schematic diagram for the relative constant charging cable of temperature rise that an embodiment of the present invention provides；
Fig. 2 is the cross section structure schematic diagram for the relative constant charging cable of temperature rise that an embodiment of the present invention provides；
Fig. 3 is the cross section structure schematic diagram for the relative constant charging cable of temperature rise that an embodiment of the present invention provides；
Fig. 4 is a kind of structural schematic diagram for charging system that an embodiment of the present invention provides.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model It clearly and completely describes, it is clear that the embodiments are a part of the embodiments of the present invention, rather than whole implementation Example.Based on the embodiments of the present invention, those of ordinary skill in the art are obtained without making creative work The every other embodiment obtained, fall within the protection scope of the utility model.
It is also understood that in this utility model term used in the description merely for the sake of description specific embodiment Purpose and be not intended to limit the utility model.As used in the utility model specification and appended book Like that, other situations unless the context is clearly specified, otherwise " one " of singular, "one" and "the" are intended to include plural number Form.
It will be further appreciated that the term used in the utility model specification and appended book " and/ Or " refer to any combination and all possible combinations of one or more of associated item listed, and including these groups It closes.
Referring to Fig. 1, Fig. 1 is the cross section structure for the relative constant charging cable of temperature rise that an embodiment of the present invention provides Schematic diagram.The relative constant charging cable of the temperature rise is charge cable, as shown in Figure 1, the relative constant charging cable 10 of temperature rise includes: Surrounding layer 11, charge power supply core wire 12, communication core wire 13 and protective grounding core wire 14.
The surrounding layer 11 is oversheath, using insulated plastic material, for wrapping up the relative constant charging cable core wire of temperature rise To keep the relative constant charging cable stable structure of temperature rise and core wire from damage.It can be with one layer of structure, can also be with multilayer knot Structure, naturally it is also possible to including shielded layer.The section of the surrounding layer 11 is circle.
In one embodiment, thermoplastic elastic (TPE, Thermoplastic can be used in the material of the surrounding layer 11 Elastomer) insulating layer.Wherein, which is improved elastic plastics, i.e., increases modified plasticising in the plastic Agent, and then the temperature resistant grade of elastoplastic is improved, existing resistance to temperature value is increased to 105 degrees Celsius of heatproof from 90 degrees Celsius, by It is good in the insulation performance of material, it can integrate to adjust the thickness of surrounding layer, to improve the relative constant charging cable of temperature rise The heat-sinking capability of itself, and it is easy to control the outer diameter of the relative constant charging cable of temperature rise.
The quantity of the charge power supply core wire 12 is two, and one is the positive core wire of DC power supply, and another negative for DC power supply Core wire.
Two charge power supply core wires 12 are arranged parallel along the diameter of section direction of surrounding layer 11, and with surrounding layer 11 Inner wall abuts, wherein the parallel setting refers to that two charge power supply core wires mutually abut the diameter of section side along surrounding layer 11 To setting.
Wherein, two charge power supply core wires 12 include core insulation 121 and the cored wire conductor with given cross-sectional area 122。
Specifically, which is wrapped on cored wire conductor 122, which insulate including TPE Layer, polyethylene layer or other plastics are made.Its area of section is limited to 25mm2To 240mm2Between.
In one embodiment, as shown in Fig. 2, given cross-sectional area S is 80mm2, relative to 70mm2Nominal section foot To carry 150A direct current, but 70mm2The relative constant charging cable of temperature rise in long-play, the relative constant charging of temperature rise The running temperature of cable will affect the relative constant charging cable service life of temperature rise, and 80mm2Temperature rise relative constant charging electricity Cable, when actual production is twisted, according to the relative constant charging cable conductor strand diameter measuring method of temperature rise, diameter compared with 70mm2Variation it is smaller, and consider using the 95mm in more existing standard2Conductor it is light, and economic cost is low.According to calculating And experimental result, 80mm2Both can satisfy commercial requirement in 150A direct current quick charge, the material of surrounding layer 11 can be used Thermoplastic elastic, and temperature limit can be promoted, while temperature rise change rate can be reduced.
Specifically, which is twisted using more annealed copper wires, and meets the 5th kind of conductor in GB/T 3956 Regulation, naturally it is also possible to be twisted using other metallic conductors.
Wherein, two 12 shapes of charge power supply core wire and structure are completely the same, the difference is that the core of charge power supply core wire 12 The color of line insulating layer 121 is different, specifically can be using any two kinds of colors for meeting 6995 standard of GB.
Core wire 13 is communicated, setting abuts against in surrounding layer 11, and with two charge power supply core wires 12.Wherein, Communication core wire 13 includes two communication conductors 131, the communication shielded layer 132 being wrapped on two communication conductors 131 and package Protection jacket layer 133 on communication shielded layer 132.
The shape and structure of two communication conductors 131 are completely the same, include insulating layer and conductor.Wherein, insulating layer face For color difference to distinguish, insulating layer can freely select any two kinds of colors for meeting 6995 standard of GB.The insulating layer can be adopted It is made of polyvinyl chloride or other suitable plastics, mechanically and electrically index meets relevant regulations.
Specifically, the area of section of the conductor can be 0.3mm2To 0.75mm2Between, which is twisted using more annealed copper wires It closes, meets the regulation of the 5th kind of conductor in GB/T 3956.
In one embodiment, two communication conductors 131 are according to positive or reverse twisted, stranding distance 50mm to 100mm it Between, to reach jamproof purpose.
In one embodiment, communication shielded layer is wrapped on twisted communication conductor, which is woven screen Net is covered, material uses soft bare copper wire or tin plating soft copper silk.Squash type coats one layer of sheath and protects jacket layer again outside the gauze screen, To guarantee the stable structure of twisted shielding.
Protective grounding core wire 14, setting abut against in surrounding layer 11, and with two charge power supply core wires 12.Simultaneously The protective grounding core wire 14 is located at the opposite side of communication core wire 13, i.e., communication core wire 13 and protective grounding core wire 14 are located at two The two sides of root charge power supply core wire 12.
Wherein, the section of protective grounding core wire 14 is circle, and protective grounding core wire 14 includes conductor 141 and insulating layer 142. The conductor 141 of protective grounding core wire 14 is twisted using more annealed copper wires, and meets the rule of the 5th kind of conductor in GB/T 3956 It is fixed, naturally it is also possible to be twisted using other metallic conductors；The insulating layer 142 of protective grounding core wire 14 using polyvinyl chloride or Other plastics, color are yellow and green, and mechanical and electrical specifications should meet relevant regulations.
The relative constant charging cable of temperature rise provided by the above embodiment, by the core in the relative constant charging cable of temperature rise Line is reasonably designed, and by calculating and the area of section of cored wire conductor of experimental design charge power supply core wire and right The material of the insulating layer used in the relative constant charging cable of temperature rise improves, and then improves the relative constant charging electricity of temperature rise The temperature limit of cable thereby enhances temperature rise phase so that the relative constant charging cable of temperature rise meets the requirement of safe temperature rise control To the safety in utilization of constant charging cable.
In one embodiment, as shown in Figure 1, the relative constant charging cable 10 of the temperature rise further include: accessory power supply core wire 15. The quantity of the accessory power supply core wire 15 is two, and one is the positive core wire of accessory power supply, and another is the negative core wire of accessory power supply.
Two accessory power supply core wires 15 are symmetricly set on communication 13 two sides of core wire, and with charge power supply core wire 12 and communicate Core wire 13 abuts against.
Wherein, the shape and structure of two accessory power supply core wires 15 are completely the same, and exterior cross-section is circle, and Including conductor 151 and insulating layer 152, the color difference of the insulating layer 152 is to distinguish.The area of section of the conductor 151 can be 4mm2To 6mm2Between, conductor is twisted using more annealed copper wires, and meets the regulation of the 5th kind of conductor in GB/T 3956.
In one embodiment, as shown in Fig. 2, the radius r of communication core wire 131Greater than the radius r of accessory power supply core wire 152； The radius of protective grounding core wire 14 is greater than the radius of communication core wire 13.The design can guarantee the compact of result and stablize.
In one embodiment, as shown in Figure 1, the relative constant charging cable 10 of the temperature rise further include: connection confirmation core wire 16, Connection confirmation core wire 16 is arranged in surrounding layer 11 and abuts against with charge power supply core wire 12 and protective grounding core wire 14.
Wherein, the area of section of connection confirmation core wire 16 is circle, and including conductor 141 and insulating layer 142, the insulating layer 142 color can freely select the random color for meeting 6995 standard of GB, and insulating materials is PVC material or other plastics, Mechanical and electrical specifications should meet relevant regulations.
In one embodiment, as shown in figure 3, in order to ensure the structure of the relative constant charging cable of temperature rise stabilization and be convenient for Combine core cabling, the relative constant charging cable 10 of the temperature rise further include: support core wire 17.The shape of the support core wire 17 and Structure with connect confirmation core wire 16 it is completely the same.
The support core wire 17 with connect confirmation core wire 16 be oppositely arranged in surrounding layer 11, and with charge power supply core wire 11 and protect Shield ground connection core wire 14 abuts against.
Wherein, which includes: charge power supply core wire 12, communication core wire 13, protective grounding core wire 14, accessory power supply Core wire 15 and connection confirmation core wire 16.
The combination core wire is twisted together again with set-up mode provided by the above embodiment combination.It specifically, can two A communication conductor 131 is twisted in advance and wraps up in communication shielded layer 132, then the squash type cladding protection jacket layer outside shielded layer 133.Then again with charge power supply core wire 12, protective grounding core wire 14, accessory power supply core wire 15 and connect confirmation core wire 16 carry out Twisting forms combination core wire, and the protective cover material of surrounding layer is inserted in combination core wire periphery gap, to ensure that temperature rise is relative constant The stable structure and core wire of charging cable are from damage.
Referring to Fig. 4, Fig. 4 is a kind of structural schematic diagram for charging system that an embodiment of the present invention provides.This is filled Electric system is used to charge to electric car and hybrid-electric car.It is understood that the charging system may be other electricity Device equipment charges.
As shown in figure 4, the charging system 20 is specifically used for charging to electric car comprising: charging pile 21, charging gun 22 With electric car 200.
Charging gun 22 is electrically connected by the relative constant charging cable of temperature rise 221 and charging pile 22, by charging head 222 with The connection of electric car 200 to electric car 200 for charging.Wherein, the relative constant charging cable 221 of the temperature rise of charging gun 22 is The relative constant charging cable of any one temperature rise provided by the above embodiment.The relative constant charging cable of the temperature rise, which can be improved, to be filled Temperature limit in electric process thereby enhances the safety in utilization of charging system.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to In this, anyone skilled in the art within the technical scope disclosed by the utility model, can be readily occurred in various Equivalent modifications or substitutions, these modifications or substitutions should be covered within the scope of the utility model.Therefore, this is practical Novel protection scope should be subject to the protection scope in claims.

Claims (7)

1. a kind of relative constant charging cable of temperature rise characterized by comprising
Surrounding layer, the surrounding layer are thermoplastic elastic insulating layer, wherein the thermoplastic elastic insulating layer is improved elastic modeling Material, is increased to 105 degrees Celsius of heatproof from 90 degrees Celsius for resistance to temperature value, and including shielded layer；
Two charge power supply core wires are arranged parallel along the diameter of section direction of the surrounding layer and support with the inner wall of the surrounding layer It connects, the charge power supply core wire includes core insulation and the cored wire conductor with given cross-sectional area, the given cross-sectional face Product is 80mm2, the 80mm2Determination is calculated by the relative constant charging cable conductor strand diameter measuring method of temperature rise；
Core wire is communicated, setting abuts against in the surrounding layer, and with two charge power supply core wires, the communication core wire Including two communication conductors, the communication shielded layer being wrapped on two communication conductors and it is wrapped in the communication shielded layer On protection jacket layer；
Protective grounding core wire, setting abut against in the surrounding layer, and with two charge power supply core wires；
Connection confirmation core wire, is arranged in the surrounding layer and offsets with the charge power supply core wire and protective grounding core wire It connects；
Support core wire, with the connection confirm core wire be oppositely arranged in the surrounding layer, and with the charge power supply core wire and guarantor Shield ground connection core wire abuts against, and the shape and structure and connection confirmation core wire of the support core wire are completely the same.
2. the relative constant charging cable of temperature rise according to claim 1, which is characterized in that further include:
Two accessory power supply core wires, are symmetricly set on the communication core wire two sides, and with the charge power supply core wire and communicate core Line abuts against.
3. the relative constant charging cable of temperature rise according to claim 2, which is characterized in that the radius of the communication core wire is big In the radius of the accessory power supply core wire.
4. the relative constant charging cable of temperature rise according to claim 1, which is characterized in that two communication conductors according to Positive or reverse twisted, the communication shielded layer is wrapped on twisted communication conductor.
5. the relative constant charging cable of temperature rise according to any one of claims 1 to 4, which is characterized in that the charging electricity The core insulation of source core line is thermoplastic elastic insulating layer.
6. the relative constant charging cable of temperature rise according to claim 1, which is characterized in that the half of the protective grounding core wire Diameter is greater than the radius of the communication core wire.
7. a kind of charging system, including charging pile and the charging gun being electrically connected with the charging pile, which is characterized in that described to fill The relative constant charging cable of the temperature rise of electric rifle is the relative constant charging cable of any one temperature rise of claim 1 to 6.
CN201822113496.XU 2018-12-15 2018-12-15 The relative constant charging cable of temperature rise and charging system Active CN209708643U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201822113496.XU CN209708643U (en) 2018-12-15 2018-12-15 The relative constant charging cable of temperature rise and charging system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201822113496.XU CN209708643U (en) 2018-12-15 2018-12-15 The relative constant charging cable of temperature rise and charging system

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