WO2014095167A2 - Cellule de batterie présentant une borne réalisée sous forme de douille et connecteur de cellule correspondant - Google Patents

Cellule de batterie présentant une borne réalisée sous forme de douille et connecteur de cellule correspondant Download PDF

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Publication number
WO2014095167A2
WO2014095167A2 PCT/EP2013/073693 EP2013073693W WO2014095167A2 WO 2014095167 A2 WO2014095167 A2 WO 2014095167A2 EP 2013073693 W EP2013073693 W EP 2013073693W WO 2014095167 A2 WO2014095167 A2 WO 2014095167A2
Authority
WO
WIPO (PCT)
Prior art keywords
cell
battery
terminal
contact
cell terminal
Prior art date
Application number
PCT/EP2013/073693
Other languages
German (de)
English (en)
Other versions
WO2014095167A3 (fr
Inventor
Wolfgang DUERNEGGER
Johannes BIEDERT
Original Assignee
Robert Bosch Gmbh
Samsung Sdi Co., Ltd.
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 Robert Bosch Gmbh, Samsung Sdi Co., Ltd. filed Critical Robert Bosch Gmbh
Publication of WO2014095167A2 publication Critical patent/WO2014095167A2/fr
Publication of WO2014095167A3 publication Critical patent/WO2014095167A3/fr

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
    • H01R11/11—End pieces or tapping pieces for wires, supported by the wire and for facilitating electrical connection to some other wire, terminal or conductive member
    • H01R11/28—End pieces consisting of a ferrule or sleeve
    • H01R11/281—End pieces consisting of a ferrule or sleeve for connections to batteries
    • H01R11/288—Interconnections between batteries
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
    • H01M50/514—Methods for interconnecting adjacent batteries or cells
    • H01M50/517—Methods for interconnecting adjacent batteries or cells by fixing means, e.g. screws, rivets or bolts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/172—Arrangements of electric connectors penetrating the casing
    • H01M50/174—Arrangements of electric connectors penetrating the casing adapted for the shape of the cells
    • H01M50/176—Arrangements of electric connectors penetrating the casing adapted for the shape of the cells for prismatic or rectangular cells
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/572—Means for preventing undesired use or discharge
    • H01M50/584—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries
    • H01M50/59—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries characterised by the protection means
    • H01M50/597—Protection against reversal of polarity
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
    • H01M50/521—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing characterised by the material
    • H01M50/522—Inorganic material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/543—Terminals
    • H01M50/547—Terminals characterised by the disposition of the terminals on the cells
    • H01M50/55—Terminals characterised by the disposition of the terminals on the cells on the same side of the cell
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/543—Terminals
    • H01M50/552—Terminals characterised by their shape
    • H01M50/553—Terminals adapted for prismatic, pouch or rectangular cells
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Definitions

  • the invention relates to a battery cell having at least one negative electrode and at least one positive electrode, wherein the battery cell is surrounded by a cell housing and for electrically contacting the battery cell, a first cell terminal, which is electrically connected to the at least one negative electrode, and a second cell terminal which is electrically conductively connected to the at least one positive electrode.
  • the invention relates to a cell connector for electrically conductive contacting at least a first cell terminal of a first battery cell with at least one second cell terminal of a second battery cell, wherein the cell connector at least a first contact point for electrically conductive contacting a cell terminal and at least one second contact point for electrically conductive contacting a Cell terminals has.
  • the invention relates to a battery having at least two battery cells, which are electrically interconnected by means of cell connectors.
  • Batteries such as in particular designed as energy storage for the drive of hybrid, plug-in hybrid or electric vehicles batteries, usually include a plurality of battery cells, wherein the battery cells each have a have negative electrode and a positive electrode and are surrounded by a cell housing. For electrical contacting of the battery cells, these usually have a first cell terminal, which is electrically conductively connected to the negative electrode of the battery cell, and a second cell terminal, which is electrically conductively connected to the positive electrode of the battery cell.
  • cell connectors these battery cells are electrically interconnected via the cell terminals to form a battery module, wherein a plurality of battery modules are in turn connected via the cell terminals by means of cell connectors to form a battery or a battery pack.
  • the cell connectors and the cell terminals can be designed such that they can be screwed together, or that the cell connectors can be screwed onto the cell terminals. Screwing the cell connector with the cell terminals usually requires a high electrical contact resistance, which can increase even further over time, for example due to vibration and shock, which occur especially when using such battery cells in a vehicle. Moreover, the labor involved in screwing the cell connectors to the cell terminals is high. For electrically conductive connection of currently known battery cells with the lowest possible electrical transition and contact resistance, the cell connectors are therefore to be welded to the cell terminals. Welding the cell connectors with the cell terminals but limits the one hand, the available material combinations strong, on the other hand, it is not possible to solve by welding electrically interconnected interconnected battery cells non-destructively from each other again.
  • both a welding and screwing the battery cells with cell connectors has the disadvantage that this work on the Cell terminals of the respective battery cells are carried out, wherein at the cell terminals usually a voltage is applied, since the cell terminals are electrically conductively connected to an electrode of the battery cell.
  • the screwing or welding of the cell connectors with the cell terminals poses a risk potential.
  • a device for connecting arranged in a housing battery cells wherein the device comprises a female connector plate with a plurality of holes for receiving Stromableiterlaschen a battery cell and a connector plate.
  • Using the connector plate is an electrical interconnection of the battery cells.
  • a customized arrangement of any number of battery cells by the specification of the dimensions of the disclosed device is severely limited.
  • a battery cell with a first and a second cell terminal, wherein the cell terminal should be particularly suitable to be detachably connected to a cell connector with low transition and contact resistance, and thereby the potential for danger during manufacture to reduce such a connection.
  • a battery cell with at least one negative electrode and at least one positive electrode wherein the battery cell is surrounded by a cell housing and for electrically contacting the battery cell, a first cell terminal, which is electrically conductively connected to the at least one negative electrode, and a second cell terminal, which is electrically conductively connected to the at least one positive electrode, wherein the first cell terminal and / or the second cell terminal has a contact opening pointing into the cell housing.
  • the first cell terminal and / or the second Cell terminal is thus designed as a so-called female part of a plug connection, in particular in the manner of a socket.
  • the first cell terminal and / or the second cell terminal is advantageously fixedly installed in the cell housing or in the battery cell, such that an electrically conductive contacting of the first cell terminal and / or the second cell terminal by insertion of a correspondingly complementary to the respective cell terminal formed plug ,
  • the cell housing advantageously has at least one corresponding openings, so that a plug can be introduced into the contact opening of the respective cell terminal.
  • the battery cell is a lithium-ion cell.
  • the cell housing advantageously has a metallic portion or is made entirely of metal.
  • the battery cell has a cell structure with spiral winding of the electrodes.
  • the cell coils are advantageously electrically conductively connected in the interior of the cell housing with the corresponding cell terminals.
  • the cell coils are wound directly around the cell terminals.
  • the invention is based on the finding that the electrically conductive connection between battery cells can be simplified to a battery module or a battery by the connection is made by connectors. Contrary to the conventional arrangement of the cell terminals, which provides that a first cell terminal contacting the negative electrode of the battery cell and a second cell terminal contacting the positive electrode of the battery cell at least partially protrude from the cell housing surrounding the battery cell, a battery cell according to the invention is designed such that the first cell terminal Cell terminal and / or the second cell terminal, preferably the first cell terminal and the second cell terminal, are completely enclosed by the cell housing.
  • the first cell terminal and / or the second cell terminal is thus arranged within the battery cell, wherein the first cell terminal and / or the second cell terminal each having a contact opening, ie as so-called female part of a connector is formed.
  • the first cell terminal and / or the second cell terminal is advantageously arranged in the manner of a socket in or on the cell housing.
  • the arrangement of the first cell terminal and / or the second cell terminal within the cell housing quasi a kind of contact protection is provided with respect to the cell terminals, whereby the potential risk during transport of the battery cells and in particular when producing an electrically conductive connection between battery cells is advantageously reduced.
  • a type of short-circuit protection is realized by the arrangement of the cell terminals within the battery cell, since the risk of accidental contact of the first cell terminal with the second cell terminal, in particular with respect to protruding from the cell housing cell terminals, reduced.
  • an inventively provided electrically conductive contacting a battery cell by connecting cell terminals by means of corresponding contact plug the connection can be solved non-destructive again.
  • An advantageous embodiment of the invention provides that the first cell terminal and / or the second cell terminal is formed like a sleeve.
  • an electrically conductive contact by means of a connector advantageously further simplified.
  • the respective electrodes can be wound particularly simply directly around the respective cell terminal.
  • the first cell terminal and / or the second cell terminal extends from an outer wall of the cell housing into the cell housing, wherein the first cell terminal and / or the second cell terminal tapers.
  • the first cell terminal and / or the second cell terminal tapers conically or wedge-like.
  • the cell housing has a cell lid, wherein the first cell terminal and / or the second cell terminal is arranged on the cell lid.
  • the production of a battery cell according to the invention can be advantageously simplified.
  • the first cell terminal and / or the second cell terminal is cohesively arranged on the cell lid, preferably by soldering or welding.
  • a preferred embodiment of the battery cell according to the invention provides that the first cell terminal and the second cell terminal each have a pointing into the cell housing contact opening, the geometry of the contact opening of the first cell terminal deviates from the geometry of the contact opening of the second cell terminal.
  • the contact opening of one cell terminal for example of the first cell terminal, a round cross section and the contact opening of the other cell terminal, for example, the second cell terminal, an angular cross-section, preferably a rectangular cross-section on.
  • the first cell terminal and the second cell terminal are sleeve-like, wherein the cell terminal with the round contact opening is tube-like and the cell terminal is formed with the rectangular contact opening slit-like. Due to the different configuration of the contact openings or the cell terminals, the polarity of the corresponding cell terminals can be easily determined in accordance with a defined convention advantageously.
  • an angular cross-section may indicate the negative electrode of the battery cell and a round cross-section of the positive electrode.
  • a confusion protection of the polarities is provided, which is an accidental contact of a angular plug with a cell terminal with a round cross-section or accidentally contacting a round plug with a cell terminal with square cross section advantageously prevented and thus further reduces the risk of accidental short circuit.
  • a further advantageous embodiment of the invention provides that the battery cell has at least one means for securing a cell connector inserted in the first cell terminal and / or in the second cell terminal.
  • the backup takes place by means of a so-called snap-in technique.
  • the securing means may comprise a spring element which fixes an inserted cell connector.
  • a detent element is arranged as a mechanical detent for securing a cell connector inserted in a cell terminal as a means for securing to the cell housing, preferably in each case at a contact opening.
  • the means for securing advantageously causes a mechanical locking which, in particular also in the case of impacts and vibrations when using a battery cell according to the invention in vehicles, additionally prevents a mechanical separation of the contact surface of the cell terminal and the contact surface of the cell connector and thus contributes to the contact contact resistance remaining constant ,
  • a preferred embodiment of the battery cell according to the invention provides that the first cell terminal and the second cell terminal have a contact opening pointing into the cell housing.
  • a battery cell according to the invention comprises a cell terminal which has a pointing into the cell housing contact opening, and another cell terminal, which in a conventional manner protruding from the cell housing.
  • the present invention proposes an adapter element with a first region and a second region, wherein the first region is designed to be complementary to the contact opening of a battery cell according to the invention, preferably in the manner of a contact plug, and the second region according to Art a conventional cell terminal protruding from the cell housing is formed.
  • a cell connector for electrically conductive contacting at least a first cell terminal of a first battery cell is proposed with at least a second cell terminal of a second battery cell, the cell connector at least a first contact point for electrically conductive contacting a cell terminal and at least one second contact point for having electrically conductive contacting a cell terminal, wherein the at least one first contact point and / or the at least one second contact point is formed as a contact plug. Trained as a contact plug contacting the cell connector is thus the so-called male part of a connector.
  • the contacting points are preferably connected to one another via an electrically conductive connecting element, for example a metal strip.
  • the contacting of the cell connector according to the invention designed as a contact plug are advantageously arranged orthogonal to the connecting element.
  • the at least one first contacting point and / or the at least one second contacting point is designed to be complementary to the contact opening of a battery cell according to the invention.
  • the first contacting point and / or the second contacting point is in particular designed such that two battery cells according to the invention by means of a cell connector according to the invention in the manner of a connector electrically conductive can be connected to each other, preferably by the first contact point is inserted into the first cell terminal and the second contact point in the second cell terminal is plugged in.
  • a battery having at least two battery cells, which are electrically interconnected by means of cell connectors disclosed, wherein the battery cells according to the invention are battery cells and cell connectors according to the invention, and wherein the contact plug of the cell connectors are inserted into the contact opening of the respective cell terminals of the battery cells.
  • the battery cells according to the invention are battery cells and cell connectors according to the invention, and wherein the contact plug of the cell connectors are inserted into the contact opening of the respective cell terminals of the battery cells.
  • a battery can be easily changed in terms of sizing, by releasing connectors for a smaller dimensioning and further battery cells are connected by means of plug-in connections for greater sizing.
  • defective battery cells or defective battery modules of a battery can be easily exchanged since the battery cells or the battery modules are detachably connected in a non-destructive manner.
  • An advantageous embodiment of the battery according to the invention provides that the cell connectors are fixed in such a way that the contact plugs of the cell connectors are fixed in the contact openings of the cell terminal.
  • the fixing of the cell connectors preferably takes place in a material-locking, positive-locking and / or force-locking manner, particularly preferably singly or in combination by means of clip, screw, rivet and / or adhesive connection.
  • the cell connector has a fixing area for this purpose.
  • the cell housing of a battery cell can have a screw thread and the fixing region of the cell connector can have a throughbore so that the cell connector can be fixed by means of a screw to the cell housing of the battery cell.
  • the fixation further allows sealing of the cell terminal from external environmental influences, such as moisture or air. Moreover, separation of the contact surface of the cell connectors and the contact surface of the cell terminals is avoided so that the contact junction resistance from the cell terminal to the cell connector can advantageously be kept substantially constant. Further advantageous details, features and design details of the invention are explained in more detail in connection with the exemplary embodiments illustrated in the figures.
  • 1 shows a schematic representation of a plan view of an exemplary embodiment of a battery cell according to the invention
  • FIG. 2 is a schematic representation of part of a sectional view (section II-II) of the battery cell shown in Figure 1. in a schematic representation of a further embodiment of a battery cell according to the invention with a cell connector according to the invention; and FIG. 4 is a schematic representation of an exemplary embodiment of the connection of a plurality of battery cells according to the invention with cell connectors according to the invention to a battery cell according to the invention.
  • a battery cell 1 is shown in a plan view.
  • the battery cell 1 is surrounded by a cell housing 2 and may for example be a lithium ion cell.
  • the battery cell 1 has a negative electrode and a positive electrode (not explicitly shown in FIG. 1).
  • a first cell terminal 3 of the battery cell 1 is electrically conductively connected to the negative electrode.
  • a second cell terminal 4 is electrically conductively connected to the positive electrode.
  • the first cell terminal 3 and the second cell terminal 4 each have a contact opening 5, 6 protruding into the cell housing 2.
  • the contact opening 5 of the first cell terminal 3 has a rectangular cross section and the contact opening 6 of the second cell terminal 4 has a round cross section.
  • the geometry of the contact opening 5 of the first cell terminal 3 thus deviates from the geometry of the contact opening 6 of the second cell terminal 4.
  • the cell terminals 3 and 4 are each sleeve-like, ie in the manner of a socket, wherein the first cell terminal 3 is configured like a slit and the second cell terminal 4 tube-like, the Cell housing 2 of the battery cell 1 has a cell lid 8, on which the first cell terminal 3 and the second cell terminal 4 are arranged.
  • the cell terminals 3, 4 are tapered starting from the cell lid 8 in the direction of the interior of the battery cell (see FIG.
  • the cell cover 8 also has a safety vent 7.
  • the safety vent 7 is designed to allow the gas generated in the battery cell 1 to escape during thermal runaway (also referred to as "thermal runaway") of the battery cell 1.
  • thermal runaway also referred to as "thermal runaway
  • FIG. 2 shows a section II-II through the battery cell 1 shown in FIG
  • the cell terminal 3 is in this case materially connected to the cell cover 8 at the solder joints 11
  • Cell terminal 3 is mechanically locked in place by contact plug 5 (not shown in Fig. 2), as shown in Fig. 2.
  • contact plug 5 not shown in Fig. 2
  • the cell terminal 3 is sleeve-like and tapered the cell windings of the battery cell 1 connected (in Fig. 2 symbolically by the lines next to the metallic Wall 9 shown).
  • FIG. 3 shows a further exemplary embodiment of a battery cell 1 according to the invention, which is surrounded by a cell housing 2 and has a first cell terminal 3 and a second cell terminal 4.
  • the first cell terminal 3 has a contact opening 5 pointing into the cell housing 2.
  • FIG. 3 shows a cell connector 12 for the electrically conductive contacting of a first cell terminal 3 of a first battery cell 1 with at least one second cell terminal of a second battery cell (not shown in FIG. 3), the cell connector 12 having a first contacting point 13 for the electrically conductive cell Contacting a cell terminal 3 and a second contact point 14 for electrically conductive contacting a further cell terminal.
  • the first contacting point 13 is designed as a contact plug.
  • the contact plug 13 of the Cell connector 12 inserted into the cell terminal 3.
  • the contacting point 14 of the cell connector 12 is designed for contacting a cell terminal, which is designed like the second cell terminal 4 of the battery cell 1.
  • three battery cells 1 are shown, which are interconnected with cell connectors 12 to a battery 16.
  • the battery cells 1 each have a cell housing 2 with openings corresponding to the contact openings 5 and 6 of the cell terminals 3 and 4.
  • the contact openings 5 and 6 of the cell terminals 3 and 4 each have in the cell housing 2 and are formed like a sleeve.
  • the cell terminals 3, whose contact openings 5 each have a rectangular cross-section, are connected to the respective negative electrode of the respective battery cell 1.
  • the cell terminals 4, whose contact openings 6 each have a round cross-section, are connected to the respective positive electrode of the respective battery cell 1.
  • the battery cells 1 are connected to each other by cell connectors 12 to a battery 16.
  • a cell connector 12 has a first contacting position 13 formed as a contact plug and a second contacting point 14 designed as a contact plug.
  • the contact plug 13, 14 are connected via a connecting element 15, such as a metal strip, electrically conductively connected to each other, wherein the contact plug 13, 14 are arranged substantially orthogonal to the connecting element 15.
  • the contact plugs 13, 14 are each formed complementary to the respective contact opening 6, 5 or the respective cell terminals 4, 3.
  • the contact plug 13 of a cell connector 12 is formed in the manner of a round bolt and the contact plug 14 of a cell connector 12 in the manner of a contact strip. As indicated by the arrows 17 in FIG. 4, the contact plugs are plugged into the respectively matching cell terminals for the electrically conductive connection of the battery cells 1.
  • the inserted cell connectors can be fixed by gluing to the cell housing 2 such that the contact plugs 13, 14 of the cell connectors 12 are fixed in the contact openings 5, 6 of the cell terminals 3, 4.

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Connection Of Batteries Or Terminals (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

La présente invention concerne une cellule de batterie (1) présentant au moins une électrode négative et au moins une électrode positive, la cellule de batterie (1) étant entourée d'un boîtier de cellules (2) et présentant, pour le contact électrique de la cellule de batterie (1), une première borne (3), qui est raccordée de manière électriquement conductrice à ladite au moins une électrode négative, et une deuxième borne (4), qui est raccordée de manière électriquement conductrice à ladite au moins une électrode positive, la première borne (3) et/ou la deuxième borne (4) présentant une ouverture de contact (5, 6) s'avançant dans le boîtier de cellule (2). En outre, l'invention concerne un connecteur de cellule (12) destiné au contact électriquement conducteur d'au moins une première borne (3) d'une première cellule de batterie (1) à au moins une deuxième borne (4) d'une deuxième cellule de batterie (1), le connecteur de cellule (12) présentant au moins un premier site de contact (13) pour le contact électriquement conducteur d'une borne et au moins un deuxième site de contact (14) pour le contact électriquement conducteur d'une borne, et ledit au moins un premier site de contact (13) et/ou ledit au moins un deuxième site de contact (14) étant réalisés sous forme de fiche de contact. De plus, l'invention concerne une batterie (16) présentant au moins deux cellules de batterie (1) selon l'invention, qui sont commutées électriquement l'une à l'autre au moyen du connecteur de cellule (12) selon l'invention, les fiches de contact (13, 14) du connecteur de cellule (12) étant enfichées dans les ouvertures de contact (5, 6) de chaque borne (3, 4) correspondant des cellules de batterie (1).
PCT/EP2013/073693 2012-12-18 2013-11-13 Cellule de batterie présentant une borne réalisée sous forme de douille et connecteur de cellule correspondant WO2014095167A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102012223561.2 2012-12-18
DE102012223561.2A DE102012223561A1 (de) 2012-12-18 2012-12-18 Batteriezelle mit buchsenartig ausgebildetem Zellterminal und korrespondierender Zellverbinder

Publications (2)

Publication Number Publication Date
WO2014095167A2 true WO2014095167A2 (fr) 2014-06-26
WO2014095167A3 WO2014095167A3 (fr) 2014-08-21

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CN108807759A (zh) * 2018-06-11 2018-11-13 北京新能源汽车股份有限公司 一种动力电池及电动汽车
DE102018211171A1 (de) 2018-07-06 2020-01-09 Bayerische Motoren Werke Aktiengesellschaft Batterievorrichtung für ein Kraftfahrzeug und Kraftfahrzeug mit einer Batterievorrichtung
WO2023184540A1 (fr) * 2022-04-02 2023-10-05 宁德时代新能源科技股份有限公司 Élément de batterie, batterie et dispositif électrique

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DE102014103128A1 (de) * 2014-03-10 2015-09-10 Karlsruher Institut für Technologie Verbinder zur elektrischen Kontaktierung von Ableitern einer elektrochemischen Zelle
DE102015204844A1 (de) 2015-03-18 2016-09-22 Robert Bosch Gmbh Verfahren und Vorrichtung zum Verbinden von Batteriezellen sowie Batteriepack, Batteriemodul, Batterie sowie Fahrzeug
DE102018114764B4 (de) * 2018-06-20 2020-02-20 Lisa Dräxlmaier GmbH Steckbarer modulverbinder, verbindungssystem und verfahren zum elektrisch leitenden verbinden von zumindest zwei batteriemodulen
CN113966564B (zh) 2019-06-06 2024-05-10 索尤若驱动有限及两合公司 具有壳体和桥式插接装置的蓄能器
DE102019220299A1 (de) * 2019-12-19 2021-06-24 Viessmann Werke Gmbh & Co Kg Energiespeichervorrichtung

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