WO2013139516A1 - Dispositif de traction pour connecter au moins deux composants d'un accumulateur d'énergie électrique, accumulateur d'énergie électrique et procédé pour connecter au moins deux composants d'un accumulateur d'énergie électrique - Google Patents
Dispositif de traction pour connecter au moins deux composants d'un accumulateur d'énergie électrique, accumulateur d'énergie électrique et procédé pour connecter au moins deux composants d'un accumulateur d'énergie électrique Download PDFInfo
- Publication number
- WO2013139516A1 WO2013139516A1 PCT/EP2013/051726 EP2013051726W WO2013139516A1 WO 2013139516 A1 WO2013139516 A1 WO 2013139516A1 EP 2013051726 W EP2013051726 W EP 2013051726W WO 2013139516 A1 WO2013139516 A1 WO 2013139516A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- components
- electrical energy
- energy store
- energy storage
- pulling
- Prior art date
Links
Classifications
-
- 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
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6556—Solid parts with flow channel passages or pipes for heat exchange
-
- 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
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/249—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for aircraft or vehicles, e.g. cars or trains
-
- 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
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
-
- 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
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
- H01M50/207—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape
- H01M50/209—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted 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
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/233—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions
- H01M50/24—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries from their environment, e.g. from corrosion
-
- 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
- H01M10/60—Heating or cooling; Temperature control
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/625—Vehicles
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
-
- 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
- Pulling device for connecting at least two components of an electrical
- the invention relates to a traction device for connecting at least two components of an electrical energy store, an electrical energy store, and a device for connecting at least two components of an electrical energy store
- Traction batteries in electric vehicles or other electrically powered machines are often composed of individual battery cells, which are connected in series to provide the necessary power or high voltage can.
- lithium-ion batteries are used.
- the individual battery cells must be interconnected.
- the document DE 41 23 361 C2 describes an accumulator battery whose cells are electrically connected to the top of the housing by attached to the cell poles cell connector, wherein the cell connector for monitoring the
- Measuring devices are provided.
- lead-acid batteries are provided, which are subject to continuous strong cycling loads and whose cells are electrically connected to the top of the housing by cell connectors attached to the cell poles, the cell connectors for monitoring the
- measuring devices wherein the measuring resistor is a central portion of a full-length rigid cell connector.
- the document DE 25 58 456 C2 describes an energy storage device for electric vehicles with accumulator batteries in the form of several separately manageable subunits, the end contacts correspond with corresponding mating contacts in the vehicle for an automatic electrical connection, the subunits can be inserted from both sides of the vehicle transversely to its longitudinal axis , wherein for the electrical connection of the subunits with each other and with the vehicle a connecting part is provided, which consists of two uniformly formed,
- plastic parts which extend in the center of the vehicle in the vehicle longitudinal direction and each have plugs which engage in inserted subunits in sockets.
- Air conduction it is important that the heat flow transmitting surfaces of the components of the electrical energy storage have a good connection to each other. Air between a cooling plate and a cell acts like a heat insulator.
- a known solution is the clamping of the cells against the cooling plate with an eccentric disc.
- For clamping the cells against the cooling plate is in the eccentric a groove whose distance changes to the pivot point of the eccentric out.
- the cells and the cooling plate can be clamped together.
- the fixation of the components takes place via nuts. Disclosure of the invention
- the present invention provides a traction device for connecting at least two components of an electrical energy store, comprising: at least two end regions, each having a through hole and adapted to each receive a protrusion of the at least two components in the through hole and thereby the at least two components connect and a deformable
- the invention further provides an electrical energy storage device with a cooling device for cooling components of the electrical energy storage device and a plurality of energy storage cells provided as components of the electrical energy storage device, which can each be connected to the cooling device by a pulling device.
- the invention provides a method for connecting at least two components of an electrical energy store, comprising the steps of: forming a towing device and attaching the pulling device to a respective protrusion of the at least two components for connecting the at least two components of the electrical energy store.
- the eccentric disc and the associated screws and nuts can be replaced by a pulling device in the form of a simple spring plate.
- a pulling device in the form of a simple spring plate.
- the traction device can advantageously transmit a constant, predetermined by their spring characteristic force over the entire lifetime of the electrical energy storage. It can be held so setting operations of the cells. Due to the over the entire life of the electrical energy storage away constant force of the traction device is always a full-lying connection of the components of the electrical energy storage to each other
- the central region has a recess.
- the at least two end regions each have a mounting device, which for mounting the
- Drawbar is provided.
- the mounting devices each have one or more further through holes, which are for engaging a
- the mounting means are each designed as a bent flange, which is for engaging a
- one of the mounting devices is designed as a bent flange, which is provided for engagement of a mounting tool, and the other mounting device has one or more further through-holes, which are provided for engagement of a mounting tool.
- Center region of the traction device at least one contour line, by which a spring characteristic of the deformable central region can be predetermined.
- a plurality of pulling devices when attaching to the protrusion of the at least two components of the electric
- Show it: 1 is a schematic representation of a pulling device for connecting at least two components of an electrical energy storage device according to an embodiment of the invention
- FIG. 2 shows a schematic illustration of a pulling device for connecting at least two components of an electrical energy store according to a further embodiment of the invention
- Fig. 3 is a schematic representation of an electrical energy storage connected via the drawbars with a cooling device
- FIG. 4 shows a schematic flow diagram of a method for connecting at least two components of an electrical energy store according to a further embodiment of the invention.
- FIG. 1 shows a schematic representation of a towing device for connecting at least two components of an electrical energy storage device according to a
- a pulling device 5 for connecting at least two components of an electrical energy store 60 comprises at least two end regions 10A, 10C and an elastically deformable central region 20.
- the traction device 5 is for example as a spring plate or as a formed of a flat metal band leaf spring or as another stamped and bent part
- the at least two end portions 10A, 10C each have a through hole 12A, 12B and are adapted to receive a protrusion of the at least two components in the through hole 12A, 12B, respectively, thereby connecting the at least two components.
- the through holes 12A, 12B are designed, for example, as elongated holes and serve to transmit power to the protrusion.
- the protrusions of the at least two components are designed, for example, as bolts engaging in the through-holes 12A, 12B, respectively.
- the central region 20 is arranged between the two end regions 10A, 10C of the traction device and is designed to accommodate changes in length occurring between the at least two components when connecting the at least two components of the electrical energy accumulator.
- the central region 20 has a recess 22. Due to the outline of the central region 20 and the shape of the recess 22, one or more contour lines 21 are predetermined, by which a spring characteristic of the deformable central region 20 can be predetermined.
- the contour line 21 is introduced, for example, by punching in the traction device 5 and determines the spring characteristic of the deformable central region 20 and thus the
- the end portions 10A, 10C each have a mounting device 1 1A, 1 1 B in the form of one or more further through holes, which are for engaging a
- Mounting tool are provided during assembly.
- FIG. 2 shows a schematic representation of a pulling device for connecting at least two components of an electrical energy storage device according to another embodiment of the invention.
- the pulling device 5 shown in Figure 2 with various end portions 10A, 10A is formed.
- the mounting devices 1 1A, 1 1 B of the end portions 10 A, 10 A are each designed as a bent flange, which is provided for engagement of a mounting tool.
- the bent flanges are designed such that the pulling device 5 can be mounted with a mounting tool.
- FIG. 3 shows a schematic representation of an electrical energy store with energy storage cells connected to a cooling device via the draw devices according to a further embodiment of the invention.
- An electrical energy store 60 comprises a cooling device 52 as a first component of the electrical energy store 60 and a plurality of further components, for example electrical energy storage cells 40.
- the cooling device 52 is for cooling the other components of the electrical
- the electrical energy storage cells 40 can each be connected to the cooling device 52 by a pulling device 5.
- the modules designed as electrical energy storage cells 40 with a mounting device against the
- Cooling device 52 is pressed.
- the drawbars 5 are placed on the protrusions of the electrical energy storage cells 40 provided as connection points and on the connection points of two profiled rods 50, 51 arranged on the cooling device 51.
- the profile bars 50, 51 have, for example, a U-shaped or T-shaped profile and are, for example, as a construction profile produced by extrusion, also called mounting profiles executed.
- mounting profiles executed.
- Energy storage cells 40 with the cooling device 52 is also referred to as a boxer arrangement clamping two stacks of electrical energy storage cells 40 with a mounted between the two stack cooling device 52 is provided.
- the drawbars 5 are each on two opposite electrical
- FIG. 4 shows a schematic flow diagram of a method for connecting at least two components of an electrical energy store according to a further embodiment of the invention.
- a forming S1 of a towing device 5 takes place.
- attachment S2 of the towing device 5 takes place on a respective protrusion of the at least two components for connecting the at least two components of the electrical energy store 60.
- the electrical energy storage cells 40 are pressed against the cooling device 52 with a mounting device. So that there is no distortion when clamping the electrical energy storage cells 40, the electrical energy storage cells 40 are loosely mounted on one side in one of the profile bars 50, 51 and then clamped on the other side.
- the pulling devices 5 can be applied simultaneously to the protrusion of the at least two components and to the protrusions of the profile rods 50, 51.
- the profile bars 50, 51 analogous to the traction device 5 have areas that allow elastic deformation of the profile bars 50, 51.
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
L'invention concerne un dispositif de traction pour connecter au moins deux composants d'un accumulateur d'énergie électrique, comportant : au moins deux zones d'extrémité présentant respectivement un trou de passage, conçues pour recevoir respectivement une courbure convexe des au moins deux composants dans le trou de passage et connecter ainsi les au moins deux composants ; et une zone centrale déformable disposée entre les deux zones d'extrémité du dispositif de traction, conçue pour absorber des variations de longueur entre les au moins deux composants lors de la connexion des au moins deux composants de l'accumulateur d'énergie électrique.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE201210204375 DE102012204375A1 (de) | 2012-03-20 | 2012-03-20 | Zugeinrichtung zum Verbinden von mindestens zwei Bauteilen eines elektrischen Energiespeichers, elektrischer Energiespeicher und Verfahren zum Verbinden von mindestens zwei Bauteilen eines elektrischen Energiespeichers |
DE102012204375.6 | 2012-03-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2013139516A1 true WO2013139516A1 (fr) | 2013-09-26 |
Family
ID=47628162
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2013/051726 WO2013139516A1 (fr) | 2012-03-20 | 2013-01-30 | Dispositif de traction pour connecter au moins deux composants d'un accumulateur d'énergie électrique, accumulateur d'énergie électrique et procédé pour connecter au moins deux composants d'un accumulateur d'énergie électrique |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE102012204375A1 (fr) |
WO (1) | WO2013139516A1 (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3688826A4 (fr) * | 2017-09-29 | 2021-05-19 | Robert Bosch GmbH | Bloc-batterie comprenant un dispositif de restriction de cellule |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2558456C2 (de) | 1975-12-23 | 1982-05-06 | Accumulatorenwerk Hoppecke Carl Zoellner & Sohn, 5000 Köln | Energiespeicher für Elektrofahrzeuge |
JPS6380770U (fr) * | 1986-11-15 | 1988-05-27 | ||
JPH0545908U (ja) * | 1991-10-16 | 1993-06-18 | 日立伸材株式会社 | 給電用接続導体 |
DE4123361C2 (de) | 1991-07-15 | 1998-04-23 | Vhb Industriebatterien Gmbh | Akkumulatorenbatterie |
US20090239136A1 (en) * | 2007-04-26 | 2009-09-24 | Toyota Jidosha Kabushiki Kaisha | Power supply apparatus |
WO2012014407A1 (fr) * | 2010-07-28 | 2012-02-02 | 三洋電機株式会社 | Module de batterie, système de batterie, véhicule électrique, corps mobile, dispositif de stockage d'énergie et dispositif source d'énergie |
-
2012
- 2012-03-20 DE DE201210204375 patent/DE102012204375A1/de not_active Withdrawn
-
2013
- 2013-01-30 WO PCT/EP2013/051726 patent/WO2013139516A1/fr active Application Filing
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2558456C2 (de) | 1975-12-23 | 1982-05-06 | Accumulatorenwerk Hoppecke Carl Zoellner & Sohn, 5000 Köln | Energiespeicher für Elektrofahrzeuge |
JPS6380770U (fr) * | 1986-11-15 | 1988-05-27 | ||
DE4123361C2 (de) | 1991-07-15 | 1998-04-23 | Vhb Industriebatterien Gmbh | Akkumulatorenbatterie |
JPH0545908U (ja) * | 1991-10-16 | 1993-06-18 | 日立伸材株式会社 | 給電用接続導体 |
US20090239136A1 (en) * | 2007-04-26 | 2009-09-24 | Toyota Jidosha Kabushiki Kaisha | Power supply apparatus |
WO2012014407A1 (fr) * | 2010-07-28 | 2012-02-02 | 三洋電機株式会社 | Module de batterie, système de batterie, véhicule électrique, corps mobile, dispositif de stockage d'énergie et dispositif source d'énergie |
Also Published As
Publication number | Publication date |
---|---|
DE102012204375A1 (de) | 2013-09-26 |
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