WO2011120667A1 - Kontaktelement für ableiter galvanischer zellen - Google Patents
Kontaktelement für ableiter galvanischer zellen Download PDFInfo
- Publication number
- WO2011120667A1 WO2011120667A1 PCT/EP2011/001550 EP2011001550W WO2011120667A1 WO 2011120667 A1 WO2011120667 A1 WO 2011120667A1 EP 2011001550 W EP2011001550 W EP 2011001550W WO 2011120667 A1 WO2011120667 A1 WO 2011120667A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- electrically conductive
- contact element
- connection
- element according
- sections
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
- B23K20/04—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating by means of a rolling mill
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K13/00—Welding by high-frequency current heating
- B23K13/01—Welding by high-frequency current heating by induction heating
- B23K13/02—Seam welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/08—Devices involving relative movement between laser beam and workpiece
- B23K26/083—Devices involving movement of the workpiece in at least one axial direction
- B23K26/0838—Devices involving movement of the workpiece in at least one axial direction by using an endless conveyor belt
- B23K26/0846—Devices involving movement of the workpiece in at least one axial direction by using an endless conveyor belt for moving elongated workpieces longitudinally, e.g. wire or strip material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/20—Bonding
- B23K26/32—Bonding taking account of the properties of the material involved
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/36—Electric or electronic devices
- B23K2101/38—Conductors
-
- 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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49117—Conductor or circuit manufacturing
- Y10T29/49204—Contact or terminal manufacturing
Definitions
- the present invention relates to contact elements (cell connectors or
- the battery cell absorbers are typically made of different materials, e.g. Copper and / or nickel and aluminum or alloys of these metals. So there is the problem of connecting foreign materials with each other.
- connection methods e.g. Ultrasonic welding, laser welding, gluing or soldering used.
- EP 1 779 962 A1 e.g. a method for direct welding of Abieitern by means of juxtaposed welds known.
- the wedge-shaped spot welds are set by means of a laser beam from the side of the lower-melting electrode ago.
- Laser Induction Roll Plating called method known.
- an inhomogeneous short-term heating of at least one of the bands to be connected takes place as a result of simultaneous energy input by electromagnetic induction and laser irradiation, wherein the laser action is directed directly to a forming zone of the strip inside or immediately before a Walzeneingriff and at the same time hot rolling the bands or semi-finished in one Walzstich with a degree of deformation between 2 and 70% takes place.
- JP 2001-087866 A1 the production of an overlapping
- the copper component is first provided with a tin coating and then by means of a flat tungsten tip having electrode on the copper side and a
- dome-shaped electrode welded on the aluminum side under pressure.
- US 4,224,499 A relates to a method of butt welding a copper and an aluminum conductor, wherein the contact area by laser light
- a contact element for connection between electrically conductive, preferably plate-shaped components made of different materials, in particular leads of galvanic cells, wherein the contact element is made of at least two sections, wherein at least two sections are joined by means of laser induction rollers, wherein a first portion is adapted for connection to a first of the electrically conductive components, wherein a second portion is adapted for connection to a second one of the electrically conductive components, and wherein the first and second portions have an electrically conductive connection to each other.
- a galvanic cell can be understood to mean any device which is also designed and set up to emit electrical energy. It may thus be particularly, but not exclusively, an electrochemical storage cell of the primary or secondary type (battery or accumulator cell), a fuel cell or a capacitor cell. Particularly preferably, but not exclusively, the invention is applicable to flat battery cells whose electrochemically active parts have, for example, a film stack or a film roll, are surrounded by a gas-, vapor- and liquid-tight shell and are connected to Abieitern which through the shell to step outside and in flat form of the Protrude cell.
- An electrochemically active part is understood to be that part within which the charge, discharge and optionally
- the active part may comprise film layers of electrochemically active materials (electrodes), conductive materials (current collectors) and separating materials (separators).
- a contact element can be understood to be a component which is arranged between the leads of two galvanic cells and produces a contact with the conductors.
- laser induction rolls may be understood to mean a process in which two preferably strip-shaped workpieces are inductively preheated and pressed against each other at least partly overlapping, e.g. by pressure rollers or pressure rollers, and in one
- Joining zone of the workpieces further heating, preferably - but not necessarily - to the melt, done by laser light.
- laser light can be understood electromagnetic radiation of any wavelength, which is suitable to heat the materials to be joined.
- the contact element is made according to the invention from at least two sections, wherein at least two sections are joined by means of laser induction rollers. This includes the possibility that exactly two sections are joined by laser induction rollers, as well as the possibility that
- Laser induction rollers are joined, while another portion is joined by another method with one of the two aforementioned sections. Even constructions with more than three sections are possible.
- a contact element which is made in the described manner, may have sections made of difficult to join materials that are adapted to be connected to electrically conductive components.
- the contact element is preferably formed so that the first portion with the first electrically conductive component forms a combination of materials that is adapted to a thermal joining method, and the second portion with the second electrically conductive component forms a combination of materials, which is adapted to a thermal joining method , This can also be a
- the contact element is in particular designed such that the first and / or the second portion comprises an electrically conductive metal or an electrically conductive metal alloy.
- Metals have good mechanical and electrical properties.
- the seam of the metallic sections produced by laser induction rolls can also have a good conductivity and a low contact resistance.
- the contact element is formed, thereby
- first or the second section comprises aluminum or an aluminum alloy or a conductor material which is readily joinable with aluminum or an aluminum alloy.
- a Abieiter Galvanic cell is often made of aluminum or an aluminum alloy. If one of the first and second sections comprises aluminum or an aluminum alloy or a conductor material that is readily available with aluminum or an aluminum alloy, it is also possible to produce a process-reliable connection with the Abieiter in a simple and economical manner. Further, the contact element is particularly preferably formed so that the other of the first and the second portion copper or a copper alloy or a well-glagbares with copper material.
- a Abieiter one Galvanic cell is often made of copper or a copper alloy. If one of the first and second sections comprises copper or a copper alloy or a conductor material that is readily available with copper or a copper alloy, it is also possible to produce a more process-reliable connection with the Abieiter in a simple and economical manner.
- the contact element is formed so that the first and the second portion are each substantially plate-shaped and have a preferably overlapping seam with each other, wherein each of the first and the second portion is angled beyond the seam to one at least substantially To form U-shaped cross-section.
- a U-shaped cross-section is characterized by two legs which are at least substantially parallel. If the contact element has an at least substantially U-shaped cross section, parallel electrically conductive, in particular plate-shaped components can be easily connected to the contact element. Since Abieiter Galvanischer cells often have parallel, plate-shaped Abieiter, Abieiter Galvanic cells can be easily connected to the contact element.
- the contact element is formed so that the first and the second portion are each substantially plate-shaped, have a preferably overlapping seam with each other and define a common, at least substantially planar surface, preferably at least one of the first and the second portion is cranked beyond the seam. If the sections define a single, at least substantially planar surface, also aligned, in particular plate-shaped components can be easily connected to the contact element. If the Abieiter galvanic cells are angled, you can use the
- a flat surface of the sections can be accomplished, for example, by crimping at least one of the first and second sections beyond the seam.
- contact elements consisting of more than two sections with at least a third portion is disposed between the first and the second portion, can be optionally dispensed with a crank.
- the contact element is designed so that an electrically conductive connection between the first and the second portion is realized by direct joining together. With such a configuration, a permanent and secure electrical connection is made possible.
- the contact element is formed so that the first and the second portion by at least a third portion having a non-conductive material are electrically insulated from each other and an electrically conductive connection between the first and the second portion releasably, preferably several times is detachable and recoverable.
- a mechanical connection between electrically conductive components can be produced, while an electrical connection is made only at a place of use or at a final assembly or activation.
- the contact element may be formed so that the first and the second portion are connected by at least a third portion which is arranged between the first and the second portion, wherein the third portion of a non-conductive support layer and an electrically conductive Conductor layer has. With such a configuration, the weight of the contact element as a whole and the amount of consumed conductor material can be reduced.
- the conductor layer may have interruptions or generally a
- the line pattern may be designed to be electrical To include components such as switches, integrated circuits, diodes, resistors, capacitors, sensors or the like to a
- connection state between components to be connected in particular Abieitern Galvanischer cells, and also a state of connected to the components to be connected devices, in particular a state Galvanic cells, for example, but not only, in terms of temperature, charge, voltage or the like, to monitor and to control.
- the line pattern may include, without limitation, a printed circuit.
- electrically conductive preferably plate-shaped components, in particular Abieitern of galvanic cells
- a method for joining electrically conductive, preferably plate-shaped components, in particular conductors of galvanic cells, consisting of different materials comprising the steps of: preparing a contact element having at least two sections produced according to the above method, connecting the first portion having a first electrically conductive member to be connected, and connecting the second portion with a second electrically conductive member to be connected.
- an arrangement of galvanic cells is proposed, wherein the galvanic cells have absorbers having different conductor materials, wherein absorbers of different cells are connected to contact elements according to one of the preceding claims or by a method according to one of the preceding claims.
- Fig. 1 is a schematic representation of a device for joining two
- FIG. 2 is a schematic perspective view of a through
- Fig. 3 is a schematic perspective view of a
- FIG. 4 is a schematic perspective view of a contact element
- Fig. 5 is a schematic side view of two galvanic cells whose
- Abieiter are connected to the contact element of Figure 4.
- Fig. 6 is a schematic side view of a contact element of a
- FIG. 7 shows a schematic side view of a contact element according to a further exemplary embodiment of the present invention.
- Fig. 8 is a schematic sectional view of a contact element according to another embodiment of the present invention.
- FIG. 9 is a schematic perspective view of a
- Fig. 1 is a device for
- Laser induction welding of two workpieces is shown to a semi-finished product, in Fig. 2, the semi-finished product as a result of the processing according to Laser induction welding is shown schematically in a perspective view, in Fig. 3 an intermediate product after cutting to length of the semifinished product of Fig. 2 is shown in the same view and is the finished in Fig. 4
- Induction heating coil 20 a laser source 22 for Emmit Schlieren a laser beam 24 and an optical system 26 for bundling the laser beam 24 on.
- a first band 4 made of an aluminum material (AI) is wound on the first reel 2.
- the first reel 2 is rotatably supported so that the first band 4 is removable therefrom.
- the second reel 6, on which the second band 8 is wound from the copper material is rotatably mounted, so that the second band is removable from it.
- devices such as roller guides and conveyors for the first belt 4 and the second belt 8, which cause the first belt 4 and the second belt 8 to be smooth, taut and smooth, are omitted from the drawing.
- the first band 4 and the second band 8 are passed between the first pressure roller 10 and the second pressure roller 14, wherein by the action of the first pressure cylinder 2, which is operatively coupled to the first pressure roller 10, and the second pressure cylinder 16, the functionally with the second pressure roller 14 is coupled, the first band 4 and the second band 8 are pressed together. It is provided that the first band 4 and the second band 8 are not completely over each other, but a lateral offset so that only part of the width of the first band 4 overlaps with a part of the width of the second band 8.
- the first band 4 is inserted through the first induction heating coil 8 before entering an area between the two pressure rollers 10, 14.
- the second belt 8 is passed through a second induction heating coil 20.
- the induction heating coils 18, 20 By driving the induction heating coils 18, 20 with a suitable current, the first band 4 and the second band 8 are heated.
- Induction heating coils 18, 20 are purely schematic and to be understood as an example of a device for inductive heating.
- the bands 4, 8 can be performed in a modification instead of by the Indutationsutzspulen 18, 20 past them.
- a plurality of heating coils 18, 20 one behind the other, lying opposite, or the band 4 or 8 may be arranged surrounding.
- the optic 26 throws the laser light emitted by the laser source 22
- Indutationswespule 18 preheated first band 4 and the preheated by the second induction heating 20 second belt 8 between the pressure rollers 10, 14 meet.
- the first band 4 and the second band 8 are heated in a molten zone 28 so far that they fuse together under the pressure effect of the pressure rollers 10, 14.
- the materials of the first band 4 and the second band 8 need not be completely brought to the molten liquid; when the materials of the first band 4 and the second band 8 firmly bond under pressure and heat.
- the semifinished product 30, which is joined from the first band 4 and the second band 8, is pulled off beyond the pressure rollers 10, 14 and, if required, unwound or immediately cut to length.
- the aluminum material of the first band 4 is, in particular, an aluminum-containing material which is readily available with an aluminum material of a positive conductor of a galvanic cell.
- the copper material of the second strip 8 is a material which is readily available with a copper material of a negative conductor of a galvanic cell.
- FIG. 2 shows the semifinished product 30 formed in the step of laser induction rolling shown in FIG. 1 in a schematic perspective view from one end side.
- the semifinished product 30 has, as shown in FIG. 2, a first strand 32 and a second strand 34, which are welded together at a seam 36.
- the first strand 32 is formed from the first band 4, while the second strand 34 is formed from the second band 8. Accordingly, the first strand 32 on the aluminum material, while the second strand 34 has the copper material.
- an intermediate product 38 made of the semifinished product 30 is shown in the same view as in Fig. 2.
- the intermediate product 38 is produced from the endless semi-finished product 30 by cutting it to a length L.
- the intermediate product 38 has a first portion 40 and a second portion 42, which are interconnected by the seam 36.
- the first portion 40 on the aluminum material, while the second portion 42 has the copper material.
- On a surface of the first section 40 a bending line 41 is drawn, and a bending line 43 is marked on a surface of the second section 42.
- the bending lines 41, 43 are parallel to the seam 36, ie in the longitudinal direction of the intermediate product 38, and are in a
- a contact element 44 (also referred to as a contact bridge 44) produced by bending the fine ends is shown in the same view as in FIG. 2 or FIG.
- the contact bridge 44 is made from the intermediate product 38 by bending the first portion 40 upwardly at the bend line 41, so that a center leg 40a that faces the centerline of the
- FIG. 5 shows a schematic side view of an arrangement of two battery cells 46, 46. These are, in particular, rechargeable battery cells (that is, strictly speaking, accumulator cells) of the lithium-ion type or lithium-polymer type. Each battery cell 46 has a positive arrester 48 and a negative arrester 50. In the selected view, only either the positive arrester 48 or the negative arrester 50 of a battery cell 46 is visible.
- the positive arrester 48 is made of a
- Aluminum material produced while the negative arrester 50 is made of a copper material.
- the positive arrester 48 of the one battery cell 46 is connected to the negative arrester 50 of the other battery cell 46 via the contact bridge 44.
- the angled edge limb 40b of the first part piece 40 made of the aluminum material is likewise made of one
- Aluminum material produced positive arrester 48 at a Junction 52 (positive junction) connected.
- the edge leg 42b is made of the copper material second portion 42 of the contact bridge 44 with the also from a
- connection points 52, 54 can be obtained by thermal (welding,
- Abieiter 48, 50 connection process can be realized more easily and economically and contribute to a more process-reliable connection.
- the seam 36 of the contact bridge 44 produced by laser induction rolls has a very good conductivity and a low contact resistance.
- portions 40, 42 of the contact bridge 44 are designed in their strength so that a stable cell connector can be produced, which can also be used for heat dissipation or cooling.
- FIG. 5 the side view of the arrangement of battery cells 46 with respect to the contact element 44 selected in FIG. 5 is an end view (see FIGS. 2 to 4).
- the sections 40, 42 of the contact bridge 44 in terms of a particularly good Fügberry be optimized with the material of the respective Abieiters. Currently, materials made of or with copper, aluminum or nickel are preferred.
- the headers 48, 50 of the battery cells 46 are angled at right angles at least in the west at the same height in order to rest in the stacking direction of the battery cells 46.
- the contact bridges do not have a U-shaped cross-section, as shown in the embodiment, but have an overall plate-shaped cross-section.
- One of the sections is so cranked that the sections define a common area.
- the Abieiter 48, 50 of the battery cells 46 are angled at different heights at right angles to stanch in the stacking direction of the battery cells 46.
- the positive Abieiter are angled at a higher level than the negative Abieiter or vice versa. This way can be a safe
- the Abieiter is one of the sections or both sections of the contact bridge are so cranked that the
- Contact bridge has a Z-shaped cross-section.
- Fig. 6 shows a contact bridge 56 in a variant of the
- the contact bridge 56 of this embodiment has a first section 58, a second section 60 and an intermediate piece 62 (third section).
- the first section 58 and the second section 60 of this embodiment agree in function and material selection with the sections 40, 42 of the above described embodiment match.
- the sections 58, 60 are not directly connected to each other; rather that is
- Intermediate piece 62 is connected, while the second portion 60 is connected at a seam 66 with the intermediate piece 62.
- the intermediate piece 62 may be made of the same material as one of
- Pieces 58, 60 made of another material, which has a good electrical conductivity.
- At least one of the seams 64, 66 is made by the above-described method of laser induction rolling, while the other of the seams 64, 66 may be made by another method such as welding, gluing, or soldering, when the
- both seams 64, 66 produced by the aforementioned method of laser induction rolling.
- both seams 64, 66 are formed in one operation by laser induction rollers.
- the intermediate piece 62 has a vertically projecting rib 62a, which can improve the stability and / or cooling effect of the contact bridge 56 and also the handling of the contact bridge 56 can be useful in connection with Abieitern of battery cells.
- Fig. 7 shows a contact bridge 68 in another embodiment of the present invention in an end view.
- the contact bridge 68 of this embodiment has a first portion 58 and a second portion 60, which in shape, material selection and function of the first sections 40, 58 and second sections 42, 60 of the previous
- the intermediate piece 70 has a carrier substrate 70a of a nonconductive material, on which a conductor layer 70b is arranged, which is connected at a seam 64 to the first section 58 and at a seam 66 to the second section 60.
- the connection with the sections 58, 60 via the conductor layer 70b is also possible.
- Embodiment be provided a rib.
- Conductor layer 70b allows a saving in weight and has a lower consumption of conductor material with the same stability of the contact bridge 68.
- Fig. 8 shows a contact bridge 72 in a further embodiment of the present invention in cross section.
- the contact bridge 72 of this embodiment has a first section 58, a second section 60 and an intermediate piece 74.
- first section 58 a first section 58
- second section 60 a second section 60
- intermediate piece 74 an intermediate piece 74
- the intermediate piece 74 has a carrier layer (a carrier substrate) 74a and conductor layers 74b, 74c arranged thereon.
- the conductor layers 74b, 74c extend parallel to each other and without conductive connection to a longitudinal axis of the intermediate piece 74th
- the first portion 58 is the first
- Conductor layer 74b is connected while the second portion 60 is connected to the second conductor layer 74c. Holes 74d extend in one
- a clip 76 is made of a provided electrically conductive material which is insertable into the holes 74d of the first conductor layer 74b and the second conductor layer 74c and electrically connect them together.
- battery cells can be connected to each other via the contact bridge 72 of this embodiment without an electrical connection being established immediately.
- the electrical connection can be made only in a later processing step by inserting the brackets 76.
- the battery cells remain electrically separated from each other until final production or final assembly, but the mechanical connection between the Abieitern is already made.
- FIG. 9 shows a contact bridge 78 of a still further embodiment variant of the present invention in a schematic perspective view from one end side.
- the contact bridge 78 of this embodiment has the sections 58, 60 and an intermediate piece 80.
- the statements made in connection with the previous embodiment variants of FIGS. 6 to 8 apply to the sections 58, 60.
- the intermediate piece 80 of this embodiment is, like the intermediate pieces 62, 70, 74 of the mentioned embodiments, arranged and connected between the pieces 58, 60.
- the intermediate piece 80 of this embodiment is, like the intermediate pieces 62, 70, 74 of the mentioned embodiments, arranged and connected between the pieces 58, 60.
- the intermediate piece 80 of this embodiment is, like the intermediate pieces 62, 70, 74 of the mentioned embodiments, arranged and connected between the pieces 58, 60.
- Embodiment variant is a printed circuit board with a carrier substrate 80a and a conductor layer 80b.
- the conductor layer 80b may, for example, be printed, have different conductor tracks and contact eyes, which are indicated in the figure only schematically and without any restrictive meaning.
- On the circuit board 80 are electronic components (not shown in detail) can be arranged, which can serve to control a connection between the respective battery cells (not shown) as well as the control of various state variables of the battery cells.
- a further conductor layer can also be provided on the underside of the carrier substrate 80a, on which electronic components can likewise be arranged.
- Embodiments is limited, but can be modified and extended in the scope and range specified by the claims.
- a bridge may be provided which has a planar shape without angled legs in order to realize a connection between Abieitern, which in turn are angled.
- the battery cells 46 are galvanic cells in the sense of the present
- the contact bridges 44, 56, 68, 72, 78 are contact elements in the sense of the present invention.
- An arrangement of battery cells 46, 46 shown in FIG. 5 is an arrangement of galvanic cells according to the invention, wherein any arrangement of any number of battery cells is included in any shading of the absorbers 48, 50, the absorbers being at least partly through
- the present invention is applicable not only to the connection of Abieitern of battery cells, but also to the connection of any electrically conductive components made of materials that are not, with great difficulty, or unsatisfactory with each other, only available with insufficient process reliability.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- 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
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013501678A JP2013524417A (ja) | 2010-03-30 | 2011-03-28 | ガルバニセルの導体のための接触要素 |
EP11711782A EP2552634A1 (de) | 2010-03-30 | 2011-03-28 | Kontaktelement für ableiter galvanischer zellen |
US13/637,683 US20130171494A1 (en) | 2010-03-30 | 2011-03-28 | Contact element for diverters of electrochemical cells |
CN2011800157680A CN102821905A (zh) | 2010-03-30 | 2011-03-28 | 用于伽伐尼电池的导体的接触元件 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102010013351.5 | 2010-03-30 | ||
DE102010013351A DE102010013351A1 (de) | 2010-03-30 | 2010-03-30 | Kontaktelement für Ableiter galvanischer Zellen |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2011120667A1 true WO2011120667A1 (de) | 2011-10-06 |
Family
ID=44197236
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2011/001550 WO2011120667A1 (de) | 2010-03-30 | 2011-03-28 | Kontaktelement für ableiter galvanischer zellen |
Country Status (6)
Country | Link |
---|---|
US (1) | US20130171494A1 (de) |
EP (1) | EP2552634A1 (de) |
JP (1) | JP2013524417A (de) |
CN (1) | CN102821905A (de) |
DE (1) | DE102010013351A1 (de) |
WO (1) | WO2011120667A1 (de) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2819217A1 (de) * | 2013-06-28 | 2014-12-31 | MAGNA STEYR Battery Systems GmbH & Co OG | Batteriesystem mit einem Zellverbinder und Verfahren zur Herstellung |
EP3159953A4 (de) * | 2014-06-18 | 2017-04-26 | Nissan Motor Co., Ltd | Batteriepacklaschenschweissverfahren |
CN113921998A (zh) * | 2021-10-15 | 2022-01-11 | 东莞市硅翔绝缘材料有限公司 | 一种具有热铆结构的集成母排及其制备工艺 |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102012019108B4 (de) | 2012-09-28 | 2014-08-28 | Diehl Stiftung & Co.Kg | Verbundstoff-Zellenverbinder |
US9457743B2 (en) | 2013-09-06 | 2016-10-04 | Johnson Controls Technology Company | Battery terminal post system and method of manufacture |
JP6100291B2 (ja) | 2014-01-23 | 2017-03-22 | 日本特殊陶業株式会社 | 燃料電池カセット及びその製造方法、燃料電池スタック |
DE102014015805B3 (de) * | 2014-10-24 | 2016-02-18 | Isabellenhütte Heusler Gmbh & Co. Kg | Widerstand, Herstellungsverfahren dafür und Verbundmaterialband zum Herstellen des Widerstands |
JP6699007B2 (ja) * | 2016-11-08 | 2020-05-27 | 本田技研工業株式会社 | 亜鉛メッキ鋼板のレーザー接合方法 |
KR102209773B1 (ko) * | 2017-05-29 | 2021-01-28 | 주식회사 엘지화학 | 배터리 모듈 |
DE102017116879A1 (de) | 2017-06-01 | 2018-12-06 | Auto-Kabel Management Gmbh | Verbinder und Verfahren zur Herstellung eines Verbinders |
DE102017211263A1 (de) * | 2017-06-19 | 2018-12-20 | Robert Bosch Gmbh | Akkupackvorrichtung |
CN109014580B (zh) * | 2018-08-14 | 2020-06-09 | 哈尔滨工业大学 | 一种施加滚轧辅助的搭接激光间隙填粉焊方法 |
DE102019001893A1 (de) * | 2019-03-18 | 2019-11-14 | Daimler Ag | Verfahren zur Herstellung von elektrischen Verbindungen wenigstens zweier Batteriezellen für eine Batterie eines Kraftfahrzeugs, insbesondere eines Kraftwagens |
CN110202853A (zh) * | 2019-04-25 | 2019-09-06 | 吉林省中赢高科技有限公司 | 一种铜铝复合基材及其激光束焊接加工方法和应用 |
DE102021103830A1 (de) | 2021-02-18 | 2022-08-18 | a.i.m. all in metal GmbH | Verfahren zum Verschweißen von zwei länglichen Materialbändern |
Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1562922A (en) * | 1975-10-24 | 1980-03-19 | Union Carbide Corp | Laser welding |
US4224499A (en) | 1978-10-20 | 1980-09-23 | General Electric Company | Laser welding aluminum to copper |
DE3713975A1 (de) | 1987-04-25 | 1988-11-03 | Fraunhofer Ges Forschung | Vorrichtung und verfahren zum fuegen mit laserstrahlung |
DE4429913C1 (de) * | 1994-08-23 | 1996-03-21 | Fraunhofer Ges Forschung | Vorrichtung und Verfahren zum Plattieren |
WO1998014301A2 (de) * | 1996-10-01 | 1998-04-09 | Thyssen Stahl Aktiengesellschaft | Verfahren und vorrichtung zum fügen von überlappend miteinander zu verbindenden flachprodukten |
JP2001087866A (ja) | 1999-09-24 | 2001-04-03 | Denso Corp | アルミニウムと銅との接合方法 |
US6300591B1 (en) | 2000-03-23 | 2001-10-09 | Sandia Corporation | Method for laser welding a fin and a tube |
EP1550834A1 (de) | 2004-01-02 | 2005-07-06 | Constantine Travassaros | Strahlplatte |
EP1779962A1 (de) | 2004-08-09 | 2007-05-02 | NEC Corporation | Verfahren zum schweissen von dünnen platten aus verschiedenem metall, verbundener körper aus dünnen platten aus verschiedenem metall, elektrische vorrichtung und elektrische vorrichtungsanordnung |
EP2090395A2 (de) | 2008-02-13 | 2009-08-19 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren und Vorrichtung zum Herstellen von metallischen Werkstoffverbunden und Verbund-Halbzeugen |
DE102008036435A1 (de) | 2008-02-13 | 2009-08-20 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren und Vorrichtung zum Herstellen von metallischen Werkstoffverbunden und Verbund-Halbzeugen |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69515628T2 (de) * | 1994-07-27 | 2000-11-02 | Sumitomo Metal Industries, Ltd. | Verfahren und vorrichtung zur herstellung von laser-geschweissten röhren |
JP2002151045A (ja) * | 2000-11-10 | 2002-05-24 | Honda Motor Co Ltd | 電池モジュール用バスバーおよび電池モジュール |
JP2002358945A (ja) * | 2000-11-15 | 2002-12-13 | Ngk Insulators Ltd | リチウム二次単電池の接続構造体 |
EP1366890B1 (de) * | 2002-05-16 | 2004-09-29 | Leister Process Technologies | Verfahren und Vorrichtung zum Verbinden von Kunststoffmaterialien mit hoher Schweissgeschwindigkeit |
JP2007280898A (ja) * | 2006-04-12 | 2007-10-25 | Toyota Motor Corp | 端子接続構造および蓄電機構ならびに電動車両 |
JP4954852B2 (ja) * | 2007-11-14 | 2012-06-20 | 株式会社セイコーアイ・インフォテック | ワイピングユニット及びインクジェットプリンタ |
-
2010
- 2010-03-30 DE DE102010013351A patent/DE102010013351A1/de not_active Withdrawn
-
2011
- 2011-03-28 EP EP11711782A patent/EP2552634A1/de not_active Withdrawn
- 2011-03-28 US US13/637,683 patent/US20130171494A1/en not_active Abandoned
- 2011-03-28 CN CN2011800157680A patent/CN102821905A/zh active Pending
- 2011-03-28 WO PCT/EP2011/001550 patent/WO2011120667A1/de active Application Filing
- 2011-03-28 JP JP2013501678A patent/JP2013524417A/ja active Pending
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1562922A (en) * | 1975-10-24 | 1980-03-19 | Union Carbide Corp | Laser welding |
US4224499A (en) | 1978-10-20 | 1980-09-23 | General Electric Company | Laser welding aluminum to copper |
DE3713975A1 (de) | 1987-04-25 | 1988-11-03 | Fraunhofer Ges Forschung | Vorrichtung und verfahren zum fuegen mit laserstrahlung |
DE4429913C1 (de) * | 1994-08-23 | 1996-03-21 | Fraunhofer Ges Forschung | Vorrichtung und Verfahren zum Plattieren |
WO1998014301A2 (de) * | 1996-10-01 | 1998-04-09 | Thyssen Stahl Aktiengesellschaft | Verfahren und vorrichtung zum fügen von überlappend miteinander zu verbindenden flachprodukten |
JP2001087866A (ja) | 1999-09-24 | 2001-04-03 | Denso Corp | アルミニウムと銅との接合方法 |
US6300591B1 (en) | 2000-03-23 | 2001-10-09 | Sandia Corporation | Method for laser welding a fin and a tube |
EP1550834A1 (de) | 2004-01-02 | 2005-07-06 | Constantine Travassaros | Strahlplatte |
EP1779962A1 (de) | 2004-08-09 | 2007-05-02 | NEC Corporation | Verfahren zum schweissen von dünnen platten aus verschiedenem metall, verbundener körper aus dünnen platten aus verschiedenem metall, elektrische vorrichtung und elektrische vorrichtungsanordnung |
EP2090395A2 (de) | 2008-02-13 | 2009-08-19 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren und Vorrichtung zum Herstellen von metallischen Werkstoffverbunden und Verbund-Halbzeugen |
DE102008036435A1 (de) | 2008-02-13 | 2009-08-20 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren und Vorrichtung zum Herstellen von metallischen Werkstoffverbunden und Verbund-Halbzeugen |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2819217A1 (de) * | 2013-06-28 | 2014-12-31 | MAGNA STEYR Battery Systems GmbH & Co OG | Batteriesystem mit einem Zellverbinder und Verfahren zur Herstellung |
EP3159953A4 (de) * | 2014-06-18 | 2017-04-26 | Nissan Motor Co., Ltd | Batteriepacklaschenschweissverfahren |
US9735413B2 (en) | 2014-06-18 | 2017-08-15 | Nissan Motor Co., Ltd. | Battery pack tab welding method |
CN113921998A (zh) * | 2021-10-15 | 2022-01-11 | 东莞市硅翔绝缘材料有限公司 | 一种具有热铆结构的集成母排及其制备工艺 |
CN113921998B (zh) * | 2021-10-15 | 2024-02-06 | 东莞市硅翔绝缘材料有限公司 | 一种具有热铆结构的集成母排及其制备工艺 |
Also Published As
Publication number | Publication date |
---|---|
DE102010013351A1 (de) | 2011-12-15 |
EP2552634A1 (de) | 2013-02-06 |
JP2013524417A (ja) | 2013-06-17 |
CN102821905A (zh) | 2012-12-12 |
US20130171494A1 (en) | 2013-07-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP2552634A1 (de) | Kontaktelement für ableiter galvanischer zellen | |
EP3080854B1 (de) | Verfahren zur wartung, reparatur und/oder optimierung einer batterie und batterie mit einer anzahl von elektrisch miteinander verschalteten einzelzellen | |
EP2715838B1 (de) | Zellverbinder | |
EP2823523B1 (de) | Batterie mit einem verbindungselement, bestehend aus einer vielzahl von einzeldrähten | |
EP2745337B1 (de) | Zellverbinder, batteriezellenmodul, batterie, verfahren zur herstellung eines zellverbinders und kraftfahrzeug | |
DE102013015710A1 (de) | Verfahren zur Herstellung einer flächigen Schweißverbindung und Anordnung mit einer flächigen Schweißverbindung | |
DE102009047490A1 (de) | Verfahren zur Herstellung einer elektrisch leitenden Verbindung | |
WO2018219515A1 (de) | Verbinder und verfahren zur herstellung eines verbinders | |
DE102013017168B4 (de) | Vorrichtung zum elektrischen Verbinden mehrerer Rundzellen sowie dazugehöriges Batteriemodul und Verfahren | |
DE102019218398A1 (de) | Laserschweißen von Stromschienen mit Strahlformung | |
DE102012216475A1 (de) | Überlappschweißung von Zellverbindern an Batteriezellen | |
EP3649683B1 (de) | Verfahren und vorrichtung zur herstellung eines akkumulators und akkumulator | |
DE102022000181A1 (de) | Elektrische Kontaktierung von Bauteilen und Batteriemodul | |
DE102011109240A1 (de) | Verfahren zum elektischen Verbinden von Kontaktelementen | |
EP1581360B1 (de) | Verfahren zum herstellen eines bandes mit einem in dessen längsrichtung verlaufenden stufenprofil | |
WO2015043951A1 (de) | Verfahren zur herstellung von bändern und streifen aus zwei metallischen materialien | |
WO2006067166A2 (de) | Batterieverbinder und verfahren zu ihrer herstellung | |
WO2013017208A1 (de) | Batterie mit mehreren batteriezellen und verfahren zu deren herstellung | |
EP3618147B1 (de) | Batteriezelle und verfahren zur herstellung derselben | |
DE102013106206B4 (de) | Akkumulator und Verfahren zur Herstellung eines Akkumulators | |
DE102009056785A1 (de) | Batteriezelle sowie Batteriezellenanordnung aus elektrisch miteinander verbundenen Batteriezellen | |
DE102017125588A1 (de) | Verbindungstechnik für Polkontakte von Batterien | |
WO2016131663A1 (de) | Zellverbinder für batteriemodule und verfahren zur zellenverbindung | |
DE102018105926B3 (de) | Verfahren zum Verbinden von Metallteilen, sowie Batterie | |
DE102014111369A1 (de) | Vorrichtung zum elektrischen verbinden mehrerer rundzellen und darauf basierende batterie |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WWE | Wipo information: entry into national phase |
Ref document number: 201180015768.0 Country of ref document: CN |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 11711782 Country of ref document: EP Kind code of ref document: A1 |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2013501678 Country of ref document: JP |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
REEP | Request for entry into the european phase |
Ref document number: 2011711782 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2011711782 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 13637683 Country of ref document: US |