EP3873768A1 - Dispositif de charge pour véhicules électriques - Google Patents

Dispositif de charge pour véhicules électriques

Info

Publication number
EP3873768A1
EP3873768A1 EP19761851.5A EP19761851A EP3873768A1 EP 3873768 A1 EP3873768 A1 EP 3873768A1 EP 19761851 A EP19761851 A EP 19761851A EP 3873768 A1 EP3873768 A1 EP 3873768A1
Authority
EP
European Patent Office
Prior art keywords
locking
docking station
charging
module
webs
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
EP19761851.5A
Other languages
German (de)
English (en)
Inventor
Stefan Helnerus
Christian Müller-Winterberg
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Compleo Charging Solutions GmbH and Co KG
Original Assignee
Innogy SE
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 Innogy SE filed Critical Innogy SE
Publication of EP3873768A1 publication Critical patent/EP3873768A1/fr
Pending legal-status Critical Current

Links

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
    • B60L53/30—Constructional details of charging stations
    • B60L53/31—Charging columns specially adapted for electric vehicles
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries
    • H02J7/50—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries acting upon multiple batteries simultaneously or sequentially
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries
    • H02J7/70—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries characterised by the mechanical construction
    • H02J7/751—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries characterised by the mechanical construction concerning the insertion or the connection of the batteries
    • 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
    • H01R13/73—Means for mounting coupling parts to apparatus or structures, e.g. to a wall
    • 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
    • Y02T90/12—Electric charging stations

Definitions

  • the application relates to a charging device for electric vehicles with a charging unit that can be attached to a docking station.
  • the application relates to a charging station with a charging device.
  • the construction of the charging infrastructure is of crucial importance for the nationwide establishment of electromobility. For this purpose, it is particularly necessary to install large numbers of charging stations for electric vehicles in public and partially public spaces.
  • the charging stations should fit into the street scene and are therefore usually designed as charging stations.
  • Charging stations are particularly characterized by a compact design with a small footprint.
  • the charging stations are usually built in a stele-like manner and have integrated or connectable charging electronics for charging an electric vehicle.
  • an electric vehicle is to be understood as a vehicle which can be operated at least partially electrically and which comprises a rechargeable electrical store.
  • the extensive expansion of the charging infrastructure is a key factor in the acceptance of electromobility. Therefore, charging stations have to be installed across the board and in large numbers in a short time. This is a challenge with regard to the design, the construction and the actual installation on site of the charging stations, since the mass use of the charging stations means that they have to be able to be manufactured on an industrial scale and should be particularly easy to install on site, preferably by a single person. This is only partially the case with previous charging stations. On the one hand, on-site assembly is complex and time-consuming.
  • the application is therefore based on the task of a charging device for
  • the task is performed by a
  • the charging device comprises at least one docking station.
  • the charging device comprises at least one charging unit that can be attached to the docking station.
  • a plurality of recesses are provided in the docking station.
  • the charging unit has a plurality of webs that can be inserted into the recesses of the docking station.
  • the webs each have at least one first locking element.
  • the loading device comprises at least one locking module that can be moved between a locking position and an open position.
  • the locking module has a plurality of second ones corresponding to the first locking elements
  • Locking position can be moved In the locking position, the locking module can be moved from the open position to the closed position, in such a way that the second locking elements interact with the first
  • the bars can be positively fixed to the docking station.
  • an easy-to-install charging device for a charging station is provided by the Charging device is formed in a modular manner from a docking station and a charging unit that can be attached to it.
  • the registration enables
  • Locking mechanism an attachment of the charging unit to the docking station in a simple manner.
  • the charging unit can be installed on a docking station in a few simple steps and also by inexperienced users.
  • the connection to the power supply is particularly decoupled from the other charging technology, so that it can be ensured that even laypersons can install charging technology.
  • the possible maintenance and the replacement of charging technology installed in the charging unit which is required, for example due to defects or technology change, are also possible in a simplified manner in the charging device according to the application.
  • the charging device is set up for exchanging electrical energy with electric vehicles and can be installed, in particular, in a charging station when used as intended.
  • a charging device comprises a docking station and a charging unit.
  • the docking station is designed in particular as a connection level.
  • the charging unit is in particular formed as a supply level and can preferably be placed on the docking station.
  • the charging unit can comprise a housing in which the charging technology of the charging unit can be integrated.
  • the housing can preferably be formed by a tub assembly and a cover assembly that can be connected to the tub assembly.
  • the charging technology is connected to an energy supply in the manner of a modular system by mounting or fastening the charging unit to a docking station. This assembly is preferably carried out without tools using the
  • the docking station In order to attach the charging unit to the docking station, the docking station has a plurality of recesses, in particular in the docking station provided openings, on.
  • the charging unit has a plurality of the
  • Recesses corresponding webs Corresponding is to be understood in the present case in particular to mean that the webs are shaped and / or positioned on the loading unit in such a way that they can be inserted or inserted into the recesses (for fastening) of the docking station.
  • a locking module For a (permanent) locking of the charging unit on the docking station, a locking module is provided, which can be moved at least between an open position and a locking position.
  • the locking module interacts with the webs in such a way that they can be inserted into the recesses of the docking station in the open position into a latching position, usually an end position, and are positively fixed on the docking station by moving the locking module into the locking position can.
  • each web has a first locking element for fixing and the locking module has a corresponding plurality of second ones
  • Locking elements each of which corresponds to the respective first locking element.
  • first and second locking elements are shaped in such a way that in the open position the locking elements arranged on the webs can be inserted into the recesses of the docking station until the locking position is reached and interact with the second locking elements in such a way, that moving the locking module into the
  • Locking position is possible and the webs are fixed in this locking position.
  • a first locking element can preferably be locked together with a corresponding second locking element in the locking position.
  • the first locking elements act with the second
  • Loading device can be manufactured in the assembled state.
  • the loading unit can preferably be a
  • Trough assembly and a cover assembly comprise at least one power module can be arranged in the trough assembly.
  • the power module also called HPS (High Power Safety) module, includes in particular components that are necessary for power control and monitoring.
  • a first can also be installed inside the tub assembly
  • Charging control circuit and a charging outlet can be arranged. The in the
  • Components arranged in the tub assembly may be sufficient
  • the tub assembly preferably comprises a base, which can face a protective housing cover of the docking station in the assembled state of the charging device.
  • the side of the tub assembly opposite the floor is preferably essentially closed by the lid assembly.
  • the cover assembly is used in particular to hold at least one
  • Communication module and at least one user interface module.
  • the charging functions of the power module can be expanded and, in particular, extended protocol functionalities can be implemented.
  • a user interface module makes it possible, in particular, to implement interaction with a user.
  • the power module is preferably set up for a communication module and / or a
  • the communication module can optionally be connected to a wide area network connection arranged within the docking station. It can also
  • Communication module can optionally be connected to a connection to a charging network within the docking station.
  • the communication module can also be a
  • Communication in a near field e.g. Bluetooth, WLAN (Wireless Local Area
  • the communication module also called ECU (Electronic Control Unit) module, can act as a control computer and communication gateway.
  • ECU Electronic Control Unit
  • the user interface module also called U1B (user interface board) module, comprises in particular operating and / or display elements, for example at least one display, one touch display, one pictogram, one each
  • the U1B can be modularly connected to the ECU module within the charging unit, a basic function of a U1B exclusively having status LEDs for indicating the operating state as a display element and having at least one of the additional operating and / or display elements mentioned above in an additional configuration and / or can control.
  • the charging unit can be electrically coupled to the docking station via a power connection.
  • a circuit board can be arranged as the main board within the docking station and has the power connection.
  • the circuit board of the main board in the docking station can preferably be floating in a plane parallel to the floor of the docking station and / or parallel to the level of the protective housing cover of the docking station or the HPS module in a plane parallel to the floor of the tub assembly be stored. There can be a functional separation within the docking station
  • a circuit board can be set up as an interface board within the docking station in addition to the main board, on which external board
  • connection sockets Data connections are connected to corresponding connection sockets.
  • Connection sockets can be connected via patch cables, which are inserted into the tub assembly of the charging unit when the charging device is assembled and can be connected there in particular to the ECU module.
  • the interface board preferably has a connection socket which has connections for a general-purpose input / output bus (GPIO) on the one hand and a CAN bus on the other.
  • GPIO general-purpose input / output bus
  • a LAN Local Area Network
  • a LAN Local Area Network
  • the tub assembly is preferably a tub-shaped housing with side walls or a circumferential side wall.
  • the side walls particularly enclose that Power module rotating, preferably completely rotating. This means that the tub assembly can be sealed laterally via the side walls.
  • An outlet for a charging cable can be provided in the side wall.
  • a permanently attached charging cable can be connected via the charging connection if no charging socket is to be installed electrically.
  • the outlet of the charging cable is preferably arranged in a recess of a side wall.
  • the side wall can spring back into the interior of the tub assembly, particularly in the area in which a charging socket is arranged. In the event that a permanently attached charging cable is used, a non-wired charging socket can be found in the
  • Tub assembly to be arranged to act as a "connector garage”.
  • the tub assembly also preferably has a bottom.
  • the bottom of the tub assembly preferably bears against a protective housing cover of the docking station.
  • the bottom preferably faces the protective housing cover of the docking station.
  • the HPS module can be designed as a printed circuit board.
  • the HPS module is floating. Due to the floating mounting, it is possible to align the plug and socket of the power connection to one another during the assembly of the charging device, in which the respective one is guided with the aid of guide means
  • the loading unit can comprise at least one tub assembly.
  • the plurality of webs can be arranged on the bottom side of the tub assembly and in particular extend away from the interior of the tub assembly. As a result, the webs can engage in the recesses, so that in particular in the latching position of the webs, the bottom of the tub assembly preferably abuts or contacts the protective housing cover of the docking station.
  • the loading unit can be locked to the docking station with a corresponding floor.
  • the locking module can, according to a further embodiment of the loading device according to the application, as a locking bracket with two
  • Each leg running essentially parallel to one another and a connecting element connecting the legs can be formed.
  • Each leg can have at least one second locking element.
  • the locking module can have a substantially U-shaped shape. Two second locking elements can preferably be spaced apart from one another in each leg
  • first locking elements can engage in particular.
  • the legs can be connected to one another via a connecting element.
  • the connecting element can also form a grip element. A user can move the locking module between the open position and the locking position in a simple manner by means of the handle element.
  • a web can have a pin section with a locking head as the first locking element.
  • the pin section can connect to a web section which is connected to the bottom of the loading unit.
  • the free end of a web in the unassembled state can be formed in particular by the locking head, which can connect to the pin section.
  • the pin section can be formed by an undercut.
  • the thickness of the pin section is less than the thickness of the
  • Locking head In the locked position, the rear module can reach behind the movement by moving the locking module from the open position to the locking position
  • Locking head through a recess of the locking module A recess in the locking module in particular forms a second
  • an inner diameter of the recess can correspond to the thickness of the pin section in such a way that the pin section fits into the
  • the inner diameter can also be dimensioned such that it is less than the thickness (or the outer diameter) of the
  • Locking head so that movement of the web in one direction along the recess is blocked in the locking position.
  • the locking head can preferably be able to be carried out in the locking position by a recess of the locking module formed as a second locking element, such that the movement of the locking module from the open position into the locking position means that the locking module engages behind
  • Locking head is carried out.
  • a plurality of webs can be provided on the loading unit and a plurality of corresponding recesses on the docking station.
  • the loading unit can preferably have four corner areas, wherein a previously described web can be arranged in each of the corner areas.
  • the docking station can (also) have four corner areas, wherein a recess corresponding to a corresponding web can be arranged in each of the corner areas.
  • the pin section in the respective recess can support the
  • Locking head have a beveled surface, wherein the beveled surface can be arranged on the side of the locking head that faces the (respective) second locking element in the open position of the locking module.
  • all locking heads (or pins) can be designed accordingly.
  • the locking module can preferably only be able to be moved from the open position into the locking position when all of the webs of the loading unit are in the locking position within the recesses of the docking station. In the event that one or more webs is / are not yet in the locking position, the locking module can be moved into the locking position, for example by blocking insertion of the pin section of the web not in the locking position into the corresponding recess of the
  • Locking module to be locked.
  • Locking module in the locking position for a single user can be complex and difficult to use.
  • the locking module can be moved from the open position to an intermediate locking position when at least a first web is in the locking position.
  • Locking module from the intermediate locking position can be in the
  • Locking position to be movable when at least a second web in the
  • Locking position is.
  • initially only the at least one first web for example the first webs arranged in the lower corner regions (or upper corner regions), are inserted into the first recesses of the docking station until they are in the latching position. Then it can be provided that initially only the at least one first web, for example the first webs arranged in the lower corner regions (or upper corner regions), are inserted into the first recesses of the docking station until they are in the latching position. Then it can be provided that initially only the at least one first web, for example the first webs arranged in the lower corner regions (or upper corner regions), are inserted into the first recesses of the docking station until they are in the latching position. Then it can be provided that initially only the at least one first web, for example the first webs arranged in the lower corner regions (or upper corner regions), are inserted into the first recesses of the docking station until they are in the latching position. Then it can be provided that initially only the at least one first web, for example the first webs
  • Locking module can be moved into the intermediate locking position In the intermediate locking position is the at least one first locking element of the at least one first web with the corresponding second
  • Locking element engages in such a way that movement of the first web out of the recess is blocked.
  • the at least one first web is (already) fixed to the docking station in the intermediate locking position.
  • the at least one second web for example the second webs arranged in the upper corner regions (or lower corner regions), are inserted into the second recesses of the docking station until they are (also) in the latching position .
  • the locking module can then move from the intermediate locking position into the
  • Locking (end) position can be moved.
  • Locking (end) position moves. This mechanism enables two-hand operation in particular.
  • the locking module can be permanently integrated in the docking station.
  • the docking station can have at least one guide, set up to guide the locking module during a movement between the open position and the closed position.
  • two guides can be provided that lead to the two legs of a locking bracket correspond to the legs between the open position (possibly via an intermediate locking position) and the
  • Locking module cannot be separated from the docking station without destruction. In particular, the locking module remains in the docking station during all operating cases. A separate module for fastening is not required.
  • At least one spring element can be attached to the locking module and the docking station in such a way that, in the open position, a force acting in the direction of the locking position is exerted on the locking module by the spring element. In particular, this allows an automatic movement of the locking module from the open position to the locking position when the webs are in the locked position.
  • a spring element can be provided between each leg and the docking station.
  • At least one fixing element can be provided, set up to fix the locking module in the locking position such that moving the locking module when fixing the Fixation element is blocked / is. This can ensure that the locking module does not inadvertently move into the open position and that the loading unit is accidentally detached from the docking station.
  • a screw can be provided as the fixing element.
  • one screw can be provided per leg of a locking bracket.
  • a movement of the locking module can be blocked by producing a corresponding screw connection.
  • a movement of the locking mode can be released by loosening the at least one screw.
  • At least one sealing element can be provided between the docking station and the charging unit.
  • a seal can be provided between the docking station and the charging unit.
  • the sealing element e.g. compression of a foam seal or the like
  • the webs, recesses and the locking module can be dimensioned and designed accordingly.
  • Sealing lips are provided which are pressed against the edges of the side walls in the assembled state and there due to the previously described Interlock are held. Because the protective housing cover springs back, it can be ensured that the sealing lips completely encompass the side walls.
  • the charging station comprises at least one charging station with a holder.
  • the charging station comprises at least one previously described charging device which can be arranged in the receptacle.
  • the charging station can have a charging station foot and a charging station head.
  • a receptacle is provided in the charging station head in particular, which receptacle can be surrounded by peripheral side walls
  • the docking station can be arranged in the receptacle
  • the mains connection cable can be inserted into the docking station within this receptacle.
  • annular gap in particular can form between the side wall of the docking station and the receptacle.
  • a housing wall of the charging unit can engage in this annular gap. If the charging unit is coupled to the docking station in the manner described above and in particular locked, it is placed onto the docking station from above.
  • All-round side walls of the charging unit can engage in the annular gap, so that it cannot be seen from the outside of the charging column that the charging unit is placed on a docking station.
  • the charging head can also be formed from two opposing front surfaces, each of which can have a receptacle for a docking station.
  • the charging unit comprises a power module (HPS module), a communication module (ECU module) and a
  • UI module User interface module
  • the power module having a first charge control circuit for charging control with an electric vehicle.
  • the Requirements for loading units can vary greatly depending on the application. Nevertheless, it is desirable to create a uniform structure of a loading unit as possible, which can be adapted as required. In particular, it is first of all necessary that the loading unit include basic charging control functions. Therefore, a first is in particular on the power module
  • Additional functions such as extended loading functionalities, billing, communication, user interaction and the like, may or may not be required as required. For this reason, in particular
  • a communication bus connects the communication module and the user interface module to the power module.
  • Communication bus, the communication module and / or the user interface module can be coupled if necessary.
  • the function of the power module, in particular the charging control circuit, is initially independent of this, so that the charging unit can be operated without one
  • Communication bus connected communication module can be set up to provide charging functionalities. If the communication module is coupled, further functions, such as, for example, can be carried out
  • Transmission of information and the like can be made available by the communication module.
  • Hardware components e.g. processors, interfaces, storage means etc.
  • software components e.g. code executable by a processor
  • Figure 1 is a schematic view of a charging station.
  • Fig. 2 is an exploded view of a charging station with a docking station
  • FIG. 3 is a view of an opened docking station
  • FIG. 4 is a view of a closed docking station
  • FIG. 5 is an exploded view of a tub assembly of a loading unit
  • Fig. 6 shows a tub assembly of a loading unit in part
  • FIG. 9 is a view of a lid assembly of a loading unit
  • Fig. 12 is a schematic view of an embodiment of a
  • FIG. 13 is a schematic view of an embodiment of a loading unit with a locking module in an open position
  • FIG. 14 is a schematic view of an embodiment of the loading unit with the locking module in a locking position
  • 15 is a schematic view of an embodiment of the loading unit with the locking module in an intermediate locking position
  • FIG. 17 shows a schematic view of an exemplary embodiment of a docking
  • Fig. 18 is a schematic detailed view of a web in a locked
  • 19 is a schematic view of an embodiment of the docking
  • FIG 1 shows an embodiment of a charging station 2 in the form of a charging station 2, with a head in which a receptacle 2a is provided.
  • the receptacle 2a of the charging station 2 is provided for receiving a docking station 4 and a charging unit 6.
  • the docking station 4 can be fixed in the holder 2a in a manner not described in detail.
  • the charging station 2 can have an electrical connection to an energy supply network (not shown) or another energy source (for example electrical
  • connection can be connected to the docking station 4.
  • the charging unit 6 can have a housing 29 with a lid 27.
  • the charging unit 6 can be an assembly comprising a tub assembly and a lid assembly, which will be described in more detail below.
  • the charging unit 6 can be electrically coupled to the docking station 4 via a plug / socket.
  • Charging unit 6 can take place via at least one patch cable or the like. This can also be done together with the mechanical fixation.
  • the docking station 4 is preferably completely accommodated in the receptacle 2a and the charging unit 6, in particular, completely (essentially) surrounds the outer edge of the docking station 4.
  • Side edges of the charging unit 6 can also be at least partially embedded in the receptacle 2a. If necessary, the docking station 4 can also be mounted directly on a wall without the charging station 2 with the receptacle 2a being necessary. Even then, the side walls of the docking station 4 are preferably at least partially encompassed by side walls of the charging unit 6. As can also be seen in FIG. 1, the base areas of the docking station 4 and the charging unit 6 are approximately congruent with one another, so that when viewed from the front, the charging unit 6 completely covers the docking station 4 in the assembled state.
  • the docking station 4 and the charging unit 6 form one
  • FIG. 2 first shows the docking station 4, which can have a cable entry 8 in a side wall 10.
  • the docking station 4 is at least partially closed by a protective housing cover 12 on the side facing the charging unit 6.
  • At least one recess 14a, 14b is provided in the protective housing cover 12, which is described in more detail below.
  • the loading unit 6 can preferably be formed from a tub assembly 20 and a lid assembly 26, the outer walls of these assemblies forming the housing 29 (e.g. tub floor 41, circumferential side wall 39 and lid 27). It is understood that in other variants of the application, the housing of a loading unit can also be formed in a different form.
  • the docking station 4 has a plurality of recesses 16,
  • Protective housing cover 12 and the side wall 10 of the docking station 4 openings 16 may be provided.
  • a corresponding plurality of webs 18 of the charging unit 4, in particular the tub assembly 20 can be inserted into the docking station 4 through these openings 16, so that the tub assembly 20 and thus the charging unit 6 are fixed to the docking station 4 via the webs 18 can, as will be described in more detail below.
  • the tub assembly 20 can be coupled to the docking station 4.
  • the tub assembly 20 is part of the loading unit 6, which can additionally have the cover assembly 26.
  • the tub assembly 20 can in particular accommodate a power module 22 and a charging socket 24.
  • the tub assembly 20 is essentially closed on the base side by a base 41 and is closed on the cover side by the cover assembly 26, in particular the cover 27.
  • a power module can also be arranged in another element of the charging station.
  • the cover assembly 26 can be attached preferably via latching elements 28
  • the cover assembly 26 can have a shutter 32 and / or control elements, such as a display 96, in its cover 27. In the assembled or installed state, the cover assembly 26 with the
  • Pan assembly 20 on a top On the bottom side, the tub assembly 20 is joined to the docking station 4, and a seal between the docking station 4 and the tub assembly 20 can take place via the side walls 10 of the docking station 4 when a lock is produced by means of a locking module, as will be described in more detail.
  • Sealing takes place along the outer edge, which is facing the cover assembly 26.
  • the docking station 4 serves in particular as a connection level and can be connected to a power supply network or another energy source independently of the charging unit 6 be connected. As long as the charging unit 6 is not coupled to the docking station 4, it is voltage-free. Via a mechanical coupling of the
  • Loading unit 6 with the docking station 4 becomes the loading unit 6 with the
  • the charging unit 6 can be understood as a supply level, which in the present case can have charging technology, communication technology and other “intelligence”.
  • This modular construction of the charging device 3 makes it possible in particular to first mount the docking station 4 by a technician qualified for this purpose, without the need to mount a charging unit 6 directly.
  • the charging unit 6 can also be coupled to the docking station 4 in a particularly simple and mechanically tool-free manner at any later point in time by a technical layman, which then automatically means the charging unit 6
  • the charging unit 6 shown is particularly flexible and modular due to its special design consisting of the tub assembly 20 and the lid assembly 26, as already explained above, and can be coupled to the respective application.
  • FIG. 3 An exemplary docking station 4 is shown in more detail in FIG. 3.
  • the docking station 4 shown has a bottom and side walls 32 and a recess 16 in each of the four corner regions 17.
  • a recess 16 is designed to receive one of the respective recess 16
  • a main board 34 and an interface board 36 are arranged on the floor of the docking station 4.
  • a connector strip 38 is provided on the main board 34 for connecting a power supply cable.
  • Scale lines 40 can be provided on the side walls 32 and / or the floor. In addition to the connector strip 38, there is still one on the main board 34
  • Power connection 42 arranged as a socket.
  • a receptacle 44 is provided in the present case between the side walls 32.
  • the receptacle 44 can be closed by a cover.
  • a measuring device e.g. a smart meter or an iMS can be anchored in place. Cable ducts through the side walls of the receptacle 44 are not shown in order to wire the measuring device.
  • the receptacle 44 can be used via suitable
  • Connections 46, 48 are provided on an interface board 36 for a network cable and for a CAN (Controller Area Network) bus and / or a GP10 (General Purpose Input / Output Bus) bus.
  • connection sockets can also be provided for a connection to the modules which are arranged within the charging unit 6.
  • External wiring to a local network can be carried out via a terminal block, which is then e.g. can be tapped via an RJ45 socket.
  • a terminal block which is then e.g. can be tapped via an RJ45 socket.
  • a first local network can be formed with a central office and a second local network
  • Network between master and slave units that is between a loading unit with a master controller with at least one, preferably several loading units with only one slave controller.
  • the two local networks can be connected together via a single patch cable to the charging unit 6 or the modules arranged therein.
  • the docking station 4 To install the docking station 4, it is first mechanically either fixed in the receptacle 2a or, for example, screwed to a wall.
  • the fitter can lay the cable on the scale 40 and cut it to length immediately.
  • a measuring device can be arranged in the receptacle 44.
  • This measuring device is wired from the terminal block 38 via flexible cables. Starting from the measuring device, cabling is again carried out via flexible cables with a power connection 42. If no measuring device is installed, then wiring is carried out directly via a flexible cable between the connection strip 38 and the power connection 42. A connection strip for receiving the respective cables provided.
  • a network cable can also be inserted into the housing of the docking station 4 and placed on the connections 48.
  • FIG. 4 shows that the protective housing cover 12 next to the
  • Recess 14a for the power connection 42 has at least one further recess 14b for the communication connections of the interface board 36,
  • the openings 16 or recesses 16 described above are also provided on the side edges of the protective housing cover 12. According to the preferred exemplary embodiment shown, the openings 16 are located between the protective housing cover 2 and the side wall 10 of the docking station 4. Through the openings 16, the webs 18 of the tub assembly 20 can be inserted into the docking station 4, so that these webs 18 in particular are completely closed the
  • the docking station 4 After the docking station 4 has been installed in the manner shown, it can initially remain empty, protected by the protective housing cover 12, and can be equipped at any later time with a charging unit 6, for example having a tub assembly 20 and a lid assembly 26.
  • a charging unit 6 for example having a tub assembly 20 and a lid assembly 26.
  • a tub assembly 20 is shown in more detail in an equipment variant in FIG. 5.
  • the tub assembly 20 has a housing 29 with side walls 39 or a circumferential side wall 39 and a bottom 41.
  • a power module 50 can preferably be arranged on the bottom side in the region of the side walls 39, or the bottom 41, and in particular can be mechanically anchored in the tub assembly 20.
  • the power module 50 can in particular be formed as a printed circuit board with components arranged thereon and / or components integrated therein.
  • the power module 50 preferably has a charging connection 52 and one
  • a plug 56 is arranged, which corresponds to the socket of the power connection 42 of the docking station 4.
  • a collar 58 is arranged around the plug 56.
  • the collar 58 points away from the surface of the circuit board of the power module 50.
  • the collar 58 has an extension in this direction which is greater than the longest
  • connection 60 for a communication bus is arranged on the power module 50.
  • connection 60 for the communication bus enables the
  • Communication bus can be both a plug and play type
  • Communication module as well as a user interface module, which
  • the power module 50 is arranged in particular in a first area of the base 41.
  • a fixing means 62 is provided in the present case, which is formed from flanges arranged in a comb-like manner with openings aligned with one another.
  • the fixing means 62 shown is formed from two opposing comb-like structures which enclose an opening 64 in the base 41.
  • the charging socket 70 is arranged directly above the opening 64 in the assembled state. Through the opening 64, it is possible from the bottom of the Tray assembly 20 to make a manual emergency release on the charging socket 70 through the floor 41.
  • the mounting body 68 with its fixing means 66 becomes the fixing means 62 in this way
  • the power module 50 is in the bottom of the
  • Trough assembly 20 used, as shown by way of example in FIG. 6.
  • the plug 56 together with the collar 58 is inserted through the bottom opening 74.
  • Power module 50 is mechanically locked to the housing 29 of the tub assembly 20 and can in particular be floatingly mounted therein.
  • the main board 34 may be floatingly mounted in the housing of the docking station 4.
  • the floating bearing has the advantage that, when the tub assembly 20 is mechanically mounted on the docking station 4, the plug 56 is automatically connected to the socket of the
  • Power connector 42 can align. This increases the usability and in particular facilitates the assembly or fastening of the charging unit 6 to the docking station 4 by a layperson.
  • the underside of the tub assembly 20 is shown as an example in FIG. 7. It can be seen that the charging unit 6 has a plurality of webs 18
  • each a web 18 is arranged.
  • the respective position of the webs 18 thus corresponds to the position of the recesses (cf. FIG. 3).
  • the webs 18 protrude from the tub assembly 20 pointing away from the floor 41.
  • the collar 58 with the plug 56 can be seen as it protrudes through the opening 74.
  • the collar 58 comes into engagement with the opening 14a in the assembled state of the loading device 3.
  • the opening 14a as can be seen in FIG. 4,
  • annular gap 74 which is between the socket of the
  • the tub assembly 20 is placed on the docking station 4, the collar 58 sliding into the annular gap 76, as can be seen from the combination of FIGS. 4 and 7.
  • the collar 58 enters the annular gap 76 before a contact of the plug 56 comes into electrical contact with a contact of the socket of the power connection 42. This prevents an electric shock from occurring when the tub assembly 20 is mounted on the docking station 4.
  • the charging unit 6 is aligned in such a way that the webs 18 can engage in the corresponding recesses.
  • the receiving body 68 is in particular such that it is for receiving
  • a wide variety of charging sockets 70 is set up, or in other words, a wide variety of charging sockets 70 can be equipped with different receptacle bodies 68, the fixing means 66 each being at the same distance from one another and thus forming a uniform mechanical interface to the fixing means 62. This means that a wide variety of charging sockets 70 can be installed in one and the same tub assembly 20, as can be seen from FIGS. 8a-c.
  • FIG. 8a shows a receiving body 68 with a CCS charging socket 70 according to 1EC 62196
  • FIG. 8b shows a receiving body 68 with a Chademo charging socket 70
  • FIG. 8c shows a receiving body 68 with a Type 2 charging socket 70 according to 1EC 62196-2.
  • the receiving body 68 makes it possible to accommodate a wide variety of charging sockets 70 without having to make a structural change to the housing of the tub assembly 20.
  • the charging sockets 70 do not necessarily have to be electrically connected to the charging connection 52, but can also remain potential-free. In this case, the charging sockets 70 can serve as a “plug garage”.
  • the charging outlet 52 can be electrically connected to a charging cable firmly attached to the housing of the tub assembly 20 The charging cable can be led out in the region of a recess 80 in the side wall of the tub assembly 20.
  • the charging socket 70 can be electrically connected to the charging control circuit 54 via the charging connection 52.
  • the charging connection 52 has three connections for one phase each on a connection strip, a further connection strip with two connections for the
  • PP plug present
  • CP pilot conductor
  • the receiving body 68 To install the charging socket 70, the receiving body 68 on the
  • Charging socket 70 connected to the respective connections of the charging outlet 52 and then the receiving body 68 via the pins 72 in the
  • the charging unit 6 also includes the
  • Cover assembly 26 as shown in the example in FIG. 9.
  • the top the cover assembly 26 is in particular formed as a cover 27 and can optionally have a wide variety of operating elements 82 and / or a shutter 84 on an upper side. Laterally, the cover assembly 26, on the side edges, can
  • Locking elements 86 may be provided, which with the inner side walls of the
  • Tray assembly 20 can engage. This allows the
  • the latching elements 86 can be designed such that they latch onto the side walls of the tub assembly 20 and in particular can only be released non-destructively if they are released from the underside, starting from the bottom 41 of the tub assembly 20. This prevents the cover assembly 26 from being detached from the tub assembly 20 while the tub assembly 20 is still electrically connected to the main board 34 of the docking station 4.
  • the shutter 84 is mounted in such a way that it can be moved in a direction of movement 88 in order to release the charging socket 70.
  • the shutter 84 is spring-loaded via a spring 98, so that it automatically moves into the closed position shown.
  • a communication module 90 and a user interface module 92 are arranged in the housing 29 of the charging unit 6, preferably, as shown in FIG. 11, in the cover assembly 26.
  • the communication module 90 as well as the user interface module 92 can be mechanically fixed to the cover assembly 26 or its housing 29.
  • the communication module 90 is in particular set up to provide (far-field and / or near-field) communication for the charging unit 6, in particular for the charging station.
  • the communication module 90 can provide one
  • Communication antenna can be a far field antenna or a near field antenna, for example an LTE antenna, GSM antenna, WLAN antenna, Bluetooth antenna and / or GPS antenna.
  • the communication module 90 is (for internal communication) preferably connected via the communication bus to the power module 50 and in particular the user interface module 92.
  • the communication module 90 can also optionally have a charging control circuit (not shown in more detail) that provides electrical access to the
  • the charge control circuit can override the charge control circuit 54 or at least be coupled to it, so that the two
  • Charging control circuits can coordinate control of a charging process.
  • Figure 11 shows a preferred embodiment of the communication module 90 and the user interface module 92 in the housing 29, preferably in the cover assembly 26.
  • the user interface module 92 is in particular facing the inside of the cover 27 and preferably mechanically on the housing 29 of the cover assembly 26 via e.g. Click connections 94 connected.
  • Communication module 90 is in turn also connected to the housing 29 of the cover assembly 26 via connections (not shown). Starting from the cover 27, the user interface module 92 and then the communication module 90 are arranged in a stack.
  • the at least one communication antenna (not shown) arranged on the communication module 90 can, starting from the cover 27, through the
  • User interface module 92 may be at least partially, preferably predominantly, uncovered. In particular, at least 50% of the antenna area of the
  • Communication antenna preferably at least 70% of the antenna area of the Communication antenna, particularly preferably 100% of the antenna area of the communication antenna, should not be covered.
  • the user interface module 92 is preferably arranged in a stationary manner on the inside of the cover assembly 26, so that an exact positioning of the at least one component of the user interface module 92, in particular the one
  • At least one user interface antenna to the cover 27 or the
  • Top 27 of the cover assembly 26 is guaranteed.
  • a display 96 can be arranged as an option in the cover assembly 26 and via the
  • User interface module 92 and / or the communication module 90 can be controlled.
  • FIG. 12 shows an exemplary embodiment of a locking module 5 according to the present application.
  • the locking module 5 is as
  • Locking bracket 5 formed.
  • a locking bracket 5 can in particular be U-shaped and preferably have two legs 7, 9 which run essentially parallel to one another and legs 7, 9 of essentially identical dimensions, which are connected to one another via a connecting element 11.
  • the connecting element 11 preferably provides a grip element or function which can be operated by a user in order to
  • the locking module 5 has a plurality of second ones
  • the locking elements 13 are recesses 13 or openings 13 in the
  • Legs 7, 9 formed.
  • four locking elements 13 are provided, their respective positions relative to the positions of the recesses 16 in the docking station 4 and correspond to the positions of the webs 18 of the loading unit 6 in order to enable the webs 18 to be fixed to the docking station 4, as will be described in more detail below.
  • Figure 13 shows a schematic view of an embodiment of a
  • Locking module 5 in an open position. It should be noted here that the docking station 4, to which the charging unit 6 is fixed by the locking module 5, is not shown for a better overview.
  • a web 18 is attached to the bottom of the tub assembly 20 via a web portion 25.
  • a pin section 23 and then a locking head 21 adjoins the web section 25 as the first locking element 21, 23 in the present case.
  • the thickness or the outer diameter of the pin portion 23 is less than the thickness or the outer diameter of the locking head 21. The thickness or the
  • the outer diameter of the pin section 23 corresponds to the
  • the locking module 5 allows one
  • FIG 14 shows the embodiment of Figure 13, in which the
  • Locking module 5 is in a locking position.
  • FIGS. 13 and 14 show that a movement of the
  • Locking heads 23 and thereby fix the webs 18 to the docking station 4 positive movement is in particular a movement of the webs 18 in a direction along the web axis due to the locking of the first and second
  • Locking elements blocked with one another, so that the webs 18 cannot be led out of the respective recesses 16 (without moving the locking module 5 from the locking position into the open position).
  • FIG. 15 shows a schematic view of the exemplary embodiment of the loading unit 6 corresponding to FIGS. 13 and 14 with the locking module 5 in an optional intermediate locking position. As can be seen, they are
  • Recesses 13a, 13b are formed such that in the intermediate locking position only the first recesses 13a fix the first webs 18a in a form-fitting manner, while the second webs 18b are not yet locked by the second recesses 13b.
  • the locking module 5 can already be moved from the open position into the intermediate locking position shown, around the first webs 18a at the docking station
  • FIG. 16 shows an example of a schematic detailed view of a web.
  • the web 18 can have a substantially rectangular base area.
  • the locking head preferably has a bevelled surface 55.
  • the beveled surface 55 is arranged in particular on the side of the locking head 21, which in the open position of the locking module 5
  • second locking element 13 faces. Due to the bevel of the beveled surface 55, the respective recess 13 can be the first
  • Locking module 5 during a movement from the open position into the locking position can be prevented.
  • all locking heads (or pins) can be designed accordingly.
  • FIG. 17 shows a schematic view of an exemplary embodiment of a docking station 4 with a locking module 5.
  • the locking module 5 is in particular mounted in guides 57, 59.
  • a guide 57, 59 is provided for each leg 7, 9, which leads to the respective leg 7, 9, in particular with regard to shape and dimensioning, corresponds.
  • Holding elements 61 serve to ensure that the locking module 5 remains permanently integrated in the docking station 4, that is to say in any operating state. In particular, the locking module 5 remains in the docking station 4 during all operating cases.
  • At least one spring element 63 is in each case arranged in further recesses of the legs 7, 9
  • Locking module 5 and the docking station 4 in the present case two spring elements 63 fastened such that one in the open position in the direction of the
  • Spring element 63 is exercised. In particular, this allows an automatic movement of the locking module 5 from the open position into the locking position when the webs 18 are in the locking position.
  • a spring element 63 can be provided between each leg 7, 9 and the docking station 4.
  • Figure 18 shows a schematic detailed view of a preferred embodiment
  • Embodiment of a web 18 in a locked state As can be seen, the web 18 engages in the locking module 5 such that a form-fitting fixation takes place on the docking station 4.
  • the arrow provided with the reference numeral 65 indicates that in the locked position, in particular in the assembled state of the charging device 3 shown, that is to say when the charging unit 6 is attached to the docking station 4, pressure is exerted which creates a permanent seal between the charging unit 6 and docking station 4 using a sealing element (not shown).
  • a sealing element for example compression of a foam seal or the like
  • the sealing element can become jammed between the charging unit 6, in particular the tub assembly 20 of the charging unit 6, and the docking station 4, in particular the protective cover housing 12 of the docking Station 4, provided and in particular be maintained in the assembled state of the charging device 3.
  • FIG. 19 shows a schematic view of an exemplary embodiment of the docking station 4 with a locking module 5 and optional fixing elements 67.
  • screw connections 67 can be provided as fixing elements 67 on the side wall of the docking station 4
  • a screw 67 is screwed in when the locking module 5 is in the locking position.
  • first locking element in particular a latching element

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

L'invention concerne un dispositif de charge (3) pour véhicules électriques, comprenant au moins une station d'accueil (4), au moins une unité de charge (6) pouvant être fixée à la station d'accueil (4), une pluralité d'évidements (16) étant ménagés dans la station d'accueil (4), l'unité de charge (6) présentant une pluralité d'éléments de liaison (18) qui peuvent être insérés dans les évidements (16) de la station d'accueil (14) et qui comportent chacun au moins un premier élément de verrouillage (21, 23), au moins un module de verrouillage (5) qui peut être mu entre une position de verrouillage et une position d'ouverture et qui présente une pluralité de seconds éléments de verrouillage (13) correspondant aux premiers éléments de verrouillage (21, 23). Dans la position d'ouverture du module de verrouillage (5), les éléments de liaison (18) peuvent être introduits dans les évidements (16) de telle manière que les éléments de liaison (18) peuvent être déplacés dans une position d'encliquetage, et dans la position d'encliquetage, le module de verrouillage (5) peut passer de la position d'ouverture à la position de fermeture de telle sorte que les éléments de liaison (18) peuvent être bloqués par complémentarité de forme sur la station d'accueil (4) par coopération des seconds éléments de verrouillage (13) avec les premiers éléments de verrouillage (21, 23).
EP19761851.5A 2018-10-29 2019-08-29 Dispositif de charge pour véhicules électriques Pending EP3873768A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102018126912.9A DE102018126912A1 (de) 2018-10-29 2018-10-29 Ladevorrichtung für Elektrofahrzeuge
PCT/EP2019/073092 WO2020088820A1 (fr) 2018-10-29 2019-08-29 Dispositif de charge pour véhicules électriques

Publications (1)

Publication Number Publication Date
EP3873768A1 true EP3873768A1 (fr) 2021-09-08

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Application Number Title Priority Date Filing Date
EP19761851.5A Pending EP3873768A1 (fr) 2018-10-29 2019-08-29 Dispositif de charge pour véhicules électriques

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US (1) US12005798B2 (fr)
EP (1) EP3873768A1 (fr)
DE (1) DE102018126912A1 (fr)
WO (1) WO2020088820A1 (fr)

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US11579021B2 (en) * 2020-04-22 2023-02-14 Te Connectivity Solutions Gmbh Thermal monitoring device for charging system
US20230382251A1 (en) * 2022-05-31 2023-11-30 Dunamis Charge, Inc. Electric Vehicle Charging Station
US12402259B2 (en) * 2022-08-03 2025-08-26 Eaton Intelligent Power Limited Pedestal for a number of electrical charging boxes
DE102022125365B4 (de) 2022-09-30 2024-06-13 Abl Gmbh Leistungsmodul für eine Ladestation für Elektrofahrzeuge und Ladestation
DE202022105552U1 (de) 2022-09-30 2023-10-09 Abl Gmbh Leistungsmodul für eine Ladestation für Elektrofahrzeuge und Ladestation
USD1074583S1 (en) * 2022-12-15 2025-05-13 Autel Digital Power Co., Ltd. Charging station for electric vehicles
CN116587902A (zh) * 2023-06-01 2023-08-15 沈阳盛科电气有限公司 一种配电柜系统
USD1094274S1 (en) * 2023-06-20 2025-09-23 Computime Limited Electric vehicle charger control box
USD1103087S1 (en) * 2023-06-20 2025-11-25 Computime Limited Electric vehicle charger
USD1086996S1 (en) * 2023-06-27 2025-08-05 Nanjing Powercore Tech Co., Ltd. Charging station

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Publication number Publication date
US20210237598A1 (en) 2021-08-05
WO2020088820A1 (fr) 2020-05-07
US12005798B2 (en) 2024-06-11
DE102018126912A1 (de) 2020-04-30

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