WO2024061402A1 - Connecteurs de charge pour des véhicules électriques et hybrides - Google Patents

Connecteurs de charge pour des véhicules électriques et hybrides Download PDF

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Publication number
WO2024061402A1
WO2024061402A1 PCT/DE2023/100636 DE2023100636W WO2024061402A1 WO 2024061402 A1 WO2024061402 A1 WO 2024061402A1 DE 2023100636 W DE2023100636 W DE 2023100636W WO 2024061402 A1 WO2024061402 A1 WO 2024061402A1
Authority
WO
WIPO (PCT)
Prior art keywords
charging
connector
charging connector
contacts
heat
Prior art date
Application number
PCT/DE2023/100636
Other languages
German (de)
English (en)
Inventor
Michael Berres
Original Assignee
Kiekert Aktiengesellschaft
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kiekert Aktiengesellschaft filed Critical Kiekert Aktiengesellschaft
Publication of WO2024061402A1 publication Critical patent/WO2024061402A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
    • B60L53/14—Conductive energy transfer
    • B60L53/16—Connectors, e.g. plugs or sockets, specially adapted for charging electric vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/30—Constructional details of charging stations
    • B60L53/302—Cooling of charging equipment
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46—Bases; Cases
    • H01R13/533—Bases, cases made for use in extreme conditions, e.g. high temperature, radiation, vibration, corrosive environment, pressure
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R2201/00—Connectors or connections adapted for particular applications
    • H01R2201/26—Connectors or connections adapted for particular applications for vehicles

Definitions

  • the invention relates to a charging connector for electric and hybrid vehicles, with charging contacts, for contacting corresponding charging contacts of a corresponding charging connector, a plug-in area in which the charging connector, when plugged into the corresponding charging connector, overlaps with the corresponding charging connector in the plugging direction and the charging contacts of the two connectors are in galvanically conductive contact with one another, and a connection area in which the charging contacts are connected in a galvanically conductive manner to electrical lines that lead away from the charging connector.
  • Electric and hybrid vehicles have a rechargeable energy storage device, usually a high-voltage battery, which provides energy to an electric drive motor during ferry operation.
  • the storage capacities of these high-voltage batteries are limited, so they have to be recharged regularly at a charging station.
  • the battery is charged via a charging cable provided between the charging station and the vehicle, whereby the charging cable can be used, for example.
  • B. in accordance with the European standard IEC 62196 Type 2, on one side with a charging plug that can be plugged into a charging socket provided at the charging station, and on the other side with a charging coupling that can be connected to a charging plug installed in the electric and hybrid vehicle .
  • Charging sockets and charging couplings have contact sleeves as charging contacts and charging plugs as well as charging plugs that can be installed in electric and hybrid vehicles have contact pins as charging contacts that can be inserted into the contact sleeves.
  • the task is to be solved to provide an electrical connection body which Increased charging currents with limited heating and therefore have an increased short-term current carrying capacity.
  • This task should be solved by providing an electrical connection body for a charging plug or a charging socket is provided, wherein the electrical connection body has a first connection area for galvanic connection to an electrical energy receiver and a second connection area for galvanic connection to an electrical energy source, wherein the electrical connection body is designed such that it has a cooling fluid channel formed in the electrical connection body, wherein the cooling fluid channel of the electrical connection body is fluidly connected to a cooling fluid source which is arranged in a charging station.
  • Cooling of a charging connector for electric and hybrid vehicles, which originates from the side of the charging station, is also otherwise well known from the prior art.
  • DE 10 2015 119 338 Al describes that two connection points for coolant lines are arranged on a contact sleeve element of a charging plug. By means of a spiral-shaped plug-on element, coolant is guided circularly around the contact sleeve element. The two connection points serve as inlet and outlet for the coolant, which is led from the charging station to the charging plug.
  • EP 3 433 902 B1 also describes a connector part with cooled contact elements.
  • a coolant is provided via coolant lines to the contact elements of the charging coupling connected to the charging cable.
  • a fluid is provided as a coolant, which is perpendicular to the Contact element is guided into the hollowed contact element and flows back within the contact element.
  • 10 2016 105 361 B4 also describes a connector part with a cooled contact element, whereby here too the introduction of a coolant via coolant lines to the contact elements of a charging socket connected to the charging cable is provided on the charging station side.
  • Guide elements are arranged on the contact elements and are intended to allow the coolant in the form of compressed air to flow around the contact elements.
  • the object of the present invention is to achieve improved heat dissipation in a charging connector that is not itself equipped with a cooling system on the part of a charging station.
  • Charging contacts for contacting corresponding charging contacts, a corresponding charging connector, a plug-in area in which the charging connector, when plugged into the corresponding charging connector, overlaps with the corresponding charging connector in the plugging direction and the charging contacts of the two connectors are in galvanically conductive contact with one another, a connection area in which the charging contacts are connected in a galvanically conductive manner to electrical lines that lead away from the charging connector, and a heat-conducting element that is different from the charging contacts and extends from the plug-in area into the connection area.
  • a charging connector that has the same plug-in face as the charging plug-in connector according to the invention, but one plug-in face has contact pins if the other plug-in face has contact sleeves, and vice versa.
  • the set of charging connector according to the invention and corresponding charging connector can therefore be plugged together.
  • we also speak of a corresponding charging connector if the plug faces only partially correspond in the sense mentioned above, i.e. the corresponding charging connector z. B.
  • the charging connector according to the invention does not have all the contacts that are present in the charging connector according to the invention, but the existing contacts of the corresponding charging connector correspond in terms of the mating face to the charging connector according to the invention, so that the charging connector according to the invention and the corresponding charging connector can also be plugged together in this case.
  • Such a case is e.g. B. in front of a charging coupling connected to a charging cable for direct current charging in accordance with the European standard IEC 62196 Type 2.
  • a charging coupling is installed in the body of an electric vehicle. or hybrid vehicle and suitable for AC charging and DC charging, a charging plug can be inserted, with only the communication contacts and the protective contact being present in the AC connector face of the DC charging coupling, but no contacts for external conductors and a center conductor for AC charging.
  • a heat-conducting element is understood to be an element which results in the thermal conductivity of the charging connector according to the invention being greater in the plug-in direction than without the heat-conducting element.
  • the installation of the heat-conducting element therefore improves the ability of the charging connector to dissipate heat generated in the charging connector in the direction of the corresponding charging connector when plugged into the corresponding charging connector.
  • a plug-in area of the charging plug connector in which the charging plug connector, when plugged into the corresponding charging plug connector, overlaps with the corresponding charging plug connector in the plugging direction and the charging contacts of the two plug connectors are in galvanically conductive contact with one another.
  • Such a plug-in area of a charging connector is generally also defined and geometrically limited in that the charging connector has a device which ensures that the two charging connectors are connected to one another over a certain maximum length when plugged in There is an overlap that corresponds to the fully inserted state of one charging connector into the other charging connector.
  • This is particularly useful if the corresponding charging connector is equipped with an active cooling system, as described at the beginning with reference to the prior art.
  • the heat-conducting element provided according to the invention can namely dissipate heat generated in the charging connector according to the invention in the direction of the active cooling system of the corresponding charging connector, so that this active cooling system can practically also be used for the connector according to the invention.
  • the charging contacts can have very different shapes.
  • the charging contacts are circular in cross section. They are preferably used as contact sleeves or designed as contact pins that can be inserted into contact sleeves.
  • the thermal conductivity of the charging connector according to the invention in the plug-in direction is greater than without the heat-conducting element.
  • the installation of the heat-conducting element is intended to improve the ability of the charging connector to dissipate heat generated in the charging connector in the direction of the corresponding charging connector when plugged into the corresponding charging connector.
  • the heat-conducting element is made of metal, preferably copper or aluminum.
  • other materials and material mixtures with good thermal conductivity are of course also possible for the heat-conducting element, which lead to the improved heat dissipation in question from the charging connector according to the invention.
  • the invention only requires that the heat-conducting element extends from the plug-in area of the charging connector into the connection area of the charging connector. However, it is preferably provided that the heat-conducting element extends in the plug-in direction. In this way, the shortest path is provided for the heat dissipation from the charging connector, which is conducive to effective heat dissipation.
  • the heat conducting element runs parallel to a charging contact and ends in the plug-in area at the same length as the parallel charging contact.
  • the heat conducting element it is also possible for the heat conducting element to end in front of the parallel charging contact, in particular in an area between 1 and 3 mm before the end of the parallel charging contact. In both cases, it can be ensured that the heat conducting element does not interfere when plugging in and, when plugged in, nevertheless reaches very close to the corresponding charging connector, which supports heat dissipation.
  • the heat-conducting element in the connection area ends at the same length as the parallel charging contact or only behind the parallel charging contact. In this way, heat can be absorbed from a large area in the charging connector and passed on to the corresponding charging connector when plugged in.
  • the heat-conducting element is preferably arranged in such a way that it runs in an area between two DC charging contacts.
  • direct current charging particularly high temperatures arise in the area of the direct current contacts, and due to the higher currents, significantly higher temperatures than in the area of the alternating current charging contacts in alternating current charging.
  • DC charging contacts which are intended exclusively for charging with direct current.
  • AC charging contacts there are AC charging contacts.
  • an external conductor also known colloquially as a phase
  • a neutral conductor is a conductor that is electrically connected to the neutral point and capable of contributing to the distribution of electrical energy.
  • the contacts which are referred to here as AC charging contacts, are designated LI, L2 and L3 (outer conductor) and N (neutral conductor) and the DC charging contacts are designated DC+ and DC-.
  • LI, L2 and L3 (outer conductor) and N neutral conductor
  • DC+ and DC- the contacts
  • This understanding should not be contradicted by the fact that the European standard IEC 62196 Type 2 also recognizes an operating mode according to which direct current charging takes place via the contacts LI, L2, L3 and N.
  • two heat conducting elements running parallel to one another are provided. If these heat conducting elements are arranged in the region of two direct current charging contacts running parallel to one another, it is particularly advantageous if the plane in which the longitudinal axes of the two direct current charging contacts lie is parallel to the plane in which the longitudinal axes of the two heat conducting elements lie. An arrangement in which the two heat conducting elements run between the two direct current charging contacts in regions slightly above or slightly below the direct current charging contacts is therefore particularly preferred.
  • the heat-conducting elements can basically have different shapes. According to a preferred further training According to the invention, however, it is provided that the heat-conducting elements both have a triangular cross-section and each have a corner of the triangle pointing to the axis that runs parallel to the center between the two DC charging contacts. It is particularly preferred that the two sides of the triangle that lead to the corner that point to the axis that runs parallel to the two DC charging contacts in the middle are concave. It is advantageous if the concave sides each follow a shape in cross section that is given by a circle whose center lies on the longitudinal axis of the respective charging contact. This achieves a shape and position of the two heat-conducting elements according to which the heat-conducting elements reach very close to the DC charging contacts over a relatively large area.
  • the invention also relates to the use of a charging connector according to one of the preceding claims on the vehicle body of an electric or hybrid vehicle. It is particularly preferred that the charging connector is a built-in charging plug, in particular according to the European standard IEC 62196 Type 2.
  • the invention also relates to a system consisting of a charging connector as described above and a charging connector corresponding to it, the corresponding charging connector being provided with a cooling element which can be acted upon with a cooling fluid.
  • This system is preferably designed in such a way that it further has a charging station and a charging cable connected to the charging station and carrying the corresponding charging connector, the charging station having a cooling fluid source and the charging cable being provided with cooling fluid lines to transport the cooling fluid from the cooling fluid source to the cooling element of the corresponding charging connector and back again.
  • the cooling fluid source of the charging station is designed such that heated cooling fluid returned from the charging connector is cooled again so that it is again available for cooling.
  • Fig. 1 is a perspective view of a charging connector according to a preferred exemplary embodiment of the invention
  • FIG. 2 in a perspective view of the connector from Fig. 1 corresponding charging connector
  • FIG. 3a shows schematically the charging connector from FIG. 1 in a side view
  • Fig. 3b shows a section of the charging connector from FIG. 3a along line AA
  • Fig. 5b a heat-conducting element with a triangular
  • Fig. 5c a heat-conducting element with a circular one
  • Fig. 6 schematically shows a system with a charging connector, a corresponding charging connector, a charging cable, a charging station and a cooling system according to a preferred embodiment of the invention.
  • FIG. 1 shows a perspective view of a charging connector 1 according to a preferred exemplary embodiment of the invention.
  • This is a charging plug for installation in the vehicle body 17 of an electric or hybrid vehicle 18, as shown schematically in FIG. 6 shown.
  • the present charging connector 1 is essentially and in terms of its mating face a charging connector in accordance with the European standard IEC 62196 Type 2.
  • the charging connector 1 has two DC charging contacts 2 for DC charging.
  • the charging connector 1 is composed of a front housing part 24 and a rear housing part 25.
  • the front housing part 24 is connected to the rear housing part 25 by means of laser welding.
  • the front housing part 24 is the housing part which, when installed in a vehicle body 17, faces outwards and is intended to receive a corresponding charging connector 4.
  • Such a corresponding charging connector 4 is shown in a perspective view from FIG. 2 can be seen.
  • This is a charging connector for DC charging, which essentially and in terms of its mating face corresponds to the European standard IEC 62196 Type 2.
  • two DC charging contacts 14 are provided, which interact with the DC charging contacts 2 of the charging connector 1 during charging.
  • the DC charging contacts 2 of the charging connector 1 are designed here as contact pins and the DC charging contacts 14 of the corresponding charging connector 4 are designed as contact sleeves into which the contact pins can be inserted.
  • the corresponding charging connector 4 has two communication contacts 16 and a protective contact 15.
  • the charging connector 1 has a plug-in area 5 in the front housing part 24 and a connection area 6 in the rear housing part 25.
  • the plug-in area 5 is defined as an area in which the charging plug connector 1, when plugged into the corresponding charging plug connector 4, overlaps with the corresponding charging plug connector 4 in the plugging direction and the DC charging contacts 2, 14 of the two plug connectors 1, 4 are in galvanically conductive contact with one another.
  • the connection area 6 is defined as an area in which the charging contacts 2 of the charging connector are connected in a galvanically conductive manner to electrical lines 7, which lead from the charging connector 1 to a battery, not shown.
  • two metallic heat-conducting elements 8 made of aluminum are provided, which extend parallel to the DC charging contacts 2 in the plug-in direction of the charging connector 1, namely from the plug-in area 5 to the connection area 6. It applies that the heat-conducting elements 8 both end in the plug-in area 5 at approximately the same length as the parallel DC charging contacts 2. In addition, the heat-conducting elements 8 also lead far into the connection area 6 and only end there behind the mutually parallel DC charging contacts 2.
  • the Fig. 3a and 3b it can be seen that the heat-conducting elements 8 run in an area between the two DC charging contacts 2, the plane in which the longitudinal axes 9 of the two DC charging contacts 2 lie being parallel to the plane in which the longitudinal axes 10 of the both heat-conducting elements.
  • the heat-conducting elements 8 each have a triangular cross-section and each point with a corner 11 of the
  • the shape of the heat conducting elements 8 is further adapted to the shape of the direct current charging contacts 2 in that the two sides of the triangle that lead to the corner 11, which point to the axis 12, which runs parallel to the two direct current charging contacts 2 in the middle, are concave. Specifically, the concave sides in cross section each follow a shape that is given by a circle 13, the center of which lies on the longitudinal axis 9 of the respective direct current charging contact 2. This is indicated schematically in Fig. 5a.
  • the charging connector 1 in the form of a built-in plug is used on the vehicle body 17 of an electric or hybrid vehicle 18.
  • Fig. 6 schematically shows a system according to a preferred embodiment of the invention, which comprises a charging connector 1 installed in a vehicle body 17 of an electric or hybrid vehicle 18, a charging connector 4 corresponding to it, a charging station 20 and a charging cable 21 connected to the charging station 20 and carrying the corresponding charging connector 4.
  • the corresponding charging connector 4 is provided with a cooling element 19 to which a cooling fluid can be applied for cooling the corresponding charging contacts 4.
  • the charging station 20 is provided with a cooling fluid source 23 and the charging cable 21 has cooling fluid lines 22 in order to transport the cooling fluid from the cooling fluid source 23 to the cooling element 19 of the corresponding charging connector 4 and back again.
  • the thermal coupling between the charging connector 1 installed in the vehicle body 17 of the electric or hybrid vehicle 18 and the corresponding charging connector 4 attached to the charging cable 21 is significantly improved when the two charging connectors 1, 4 are plugged in, so that the active cooling in the corresponding charging connector 4 with the cooling fluid originating from the cooling fluid source can also be used indirectly for cooling the charging connector 1 installed in the vehicle body 17 of the electric or hybrid vehicle 18.

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)

Abstract

L'invention concerne un connecteur de charge (1) pour des véhicules électriques et hybrides (18), comprenant des contacts de charge (2) destinés à mettre en contact des contacts de charge correspondants (3) d'un connecteur de charge correspondant (4), une zone d'enfichage (5) dans laquelle le connecteur de charge (1), lorsqu'il est enfiché avec le connecteur de charge correspondant (4), chevauche le connecteur de charge correspondant (4) dans le sens d'enfichage et les contacts de charge (2, 3) des deux connecteurs de fiche (1, 4) sont en contact conducteur de manière galvanique l'un avec l'autre, une région de connexion (6) dans laquelle les contacts de charge (2) sont connectés de manière conductrice et galvanique à des lignes électriques (7) qui conduisent à l'opposé du connecteur de fiche de charge (1), et un élément thermoconducteur (8) qui est différent des contacts de charge (2) et s'étend de la région de fiche (5) à la région de connexion (6). De cette manière, la dissipation de chaleur est améliorée pour un connecteur de charge (1) qui n'est pas lui-même équipé d'un système de refroidissement à partir d'une station de charge (20).
PCT/DE2023/100636 2022-09-23 2023-09-01 Connecteurs de charge pour des véhicules électriques et hybrides WO2024061402A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102022124503.9 2022-09-23
DE102022124503.9A DE102022124503A1 (de) 2022-09-23 2022-09-23 Ladesteckverbinder für Elektro- und Hybridfahrzeuge

Publications (1)

Publication Number Publication Date
WO2024061402A1 true WO2024061402A1 (fr) 2024-03-28

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Application Number Title Priority Date Filing Date
PCT/DE2023/100636 WO2024061402A1 (fr) 2022-09-23 2023-09-01 Connecteurs de charge pour des véhicules électriques et hybrides

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DE (1) DE102022124503A1 (fr)
WO (1) WO2024061402A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3043421A1 (fr) 2015-01-12 2016-07-13 Phoenix Contact e-Mobility GmbH Corps de raccord electrique pour un connecteur de charge et/ou une douille de charge, connecteur de charge et station de charge destine a delivrer de l'energie electrique a un recepteur d'energie electrique
DE102015119338A1 (de) 2015-11-10 2017-05-11 Phoenix Contact E-Mobility Gmbh Kontaktbaugruppe z.B. für einen Ladestecker
EP3433902B1 (fr) 2016-03-22 2020-10-28 Phoenix Contact e-Mobility GmbH Un connecteur équipé du système de refroidissement
EP3761769A1 (fr) * 2018-04-02 2021-01-06 Rocking Energy Intelligent Technology Co., Ltd. Pistolet de charge ayant d'excellentes performances de conduction thermique et de dissipation thermique
KR20210065614A (ko) * 2019-11-27 2021-06-04 엘에스이브이코리아 주식회사 전기차 충전용 커넥터 및 이를 포함하는 전기차 충전용 어셈블리

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US6602091B2 (en) 2001-10-29 2003-08-05 Hewlett-Packard Development Company, Lp. Thermally enhanced electrical connector
DE102011100883B4 (de) 2011-05-07 2018-04-12 Amphenol-Tuchel Electronics Gmbh Stecker und elektrische Steckverbindung
US9325097B2 (en) 2012-11-16 2016-04-26 Apple Inc. Connector contacts with thermally conductive polymer
US8926360B2 (en) 2013-01-17 2015-01-06 Cooper Technologies Company Active cooling of electrical connectors
US9493083B1 (en) 2015-06-22 2016-11-15 Delphi Technologies, Inc. Electrical plug adapter
DE102016117439A1 (de) 2016-09-16 2018-03-22 Phoenix Contact E-Mobility Gmbh Steckverbinderteil mit gekühlten Kontaktelementen
EP3530515A1 (fr) 2018-02-21 2019-08-28 Ningbo Geely Automobile Research & Development Co. Ltd. Module de chargement
JP7006483B2 (ja) 2018-04-24 2022-02-10 トヨタ自動車株式会社 コネクタ

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3043421A1 (fr) 2015-01-12 2016-07-13 Phoenix Contact e-Mobility GmbH Corps de raccord electrique pour un connecteur de charge et/ou une douille de charge, connecteur de charge et station de charge destine a delivrer de l'energie electrique a un recepteur d'energie electrique
DE102015119338A1 (de) 2015-11-10 2017-05-11 Phoenix Contact E-Mobility Gmbh Kontaktbaugruppe z.B. für einen Ladestecker
EP3433902B1 (fr) 2016-03-22 2020-10-28 Phoenix Contact e-Mobility GmbH Un connecteur équipé du système de refroidissement
EP3761769A1 (fr) * 2018-04-02 2021-01-06 Rocking Energy Intelligent Technology Co., Ltd. Pistolet de charge ayant d'excellentes performances de conduction thermique et de dissipation thermique
KR20210065614A (ko) * 2019-11-27 2021-06-04 엘에스이브이코리아 주식회사 전기차 충전용 커넥터 및 이를 포함하는 전기차 충전용 어셈블리
EP4068527A2 (fr) * 2019-11-27 2022-10-05 LS EV Korea Ltd. Connecteur de charge de véhicule électrique et ensemble de charge de véhicule électrique comprenant celui-ci

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