CN109192912A - Afflux component, afflux assembly manufacture method and battery modules - Google Patents
Afflux component, afflux assembly manufacture method and battery modules Download PDFInfo
- Publication number
- CN109192912A CN109192912A CN201811045917.8A CN201811045917A CN109192912A CN 109192912 A CN109192912 A CN 109192912A CN 201811045917 A CN201811045917 A CN 201811045917A CN 109192912 A CN109192912 A CN 109192912A
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- Prior art keywords
- joining part
- flexible joining
- collector plate
- battery modules
- afflux
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- 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
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- 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
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- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
This application discloses a kind of afflux component, afflux assembly manufacture method and battery modules.The afflux component is applied to battery modules, the battery modules include single battery, the afflux component includes: flexible joining part made of collector plate and conductive material, the collector plate is provided with interconnecting piece, first connecting pin of the flexible joining part and the interconnecting piece of the collector plate are welded to connect, and the second connection end of the flexible joining part is used to be electrically connected with another battery modules.The embodiment of the present application is by by flexible joining part and collector plate being directly welded to connect, when the structure is in vibration environment, since flexible joining part and collector plate weld together, it is not easy to separate because of vibration with flexible joining part, that is, flexible joining part and collector plate being directly welded to connect can reduce influence of the mechanical oscillation to connecting portion, make that the anti-vibration effect of connection structure is more preferable, connection is more stable.
Description
Technical field
This application involves battery technology fields, in particular to a kind of afflux component, afflux assembly manufacture method and electricity
Chi Mo group.
Background technique
At present in the manufacturing field of new energy battery, the interconnection between battery pack is to guarantee that whole packet battery pack is normal
An important ring for work.What the interconnection between two battery modules was often realized by individual connection structure.It is existing
In some technologies, connection type between connection structure and collector plate is toward being in the past bolted.
However, the use environment due to battery modules often has vibration, battery pack flexible joining part moves on vehicle
When, need absorb because of situations such as road conditions caused by jolt caused by energy.Battery pack uses bolt by soft company in the prior art
In the mode that fitting is connect with collector plate, battery pack flexible joining part can not absorb the energy that vibration generates well.Battery mould
Group is chronically under vibration environment, since mechanical oscillation cannot be will lead to bolt looseness or even be fallen off, in turn by good absorption
Influence the normal work of battery modules.
In addition, connecting connection structure with collector plate by bolt, very big contact resistance also will form, to will cause
The consumption of power supply.
Summary of the invention
In order to overcome above-mentioned deficiency in the prior art, the application's is designed to provide a kind of afflux component, is applied to
Battery modules, the battery modules include single battery, and the afflux component includes:
Flexible joining part made of collector plate and conductive material, the collector plate are provided with interconnecting piece, the flexible joining part
The interconnecting piece of first connecting pin and the collector plate is welded to connect, and the second connection end of the flexible joining part is used for and another battery
Mould group is electrically connected.
Optionally, the flexible joining part includes the piece that is flexible coupling of multilayer laminated setting.
Optionally, the flexible joining part includes multiple arcs linkage section, and the multiple arc linkage section is in turn connected into wave
Shape wave.
Optionally, slot is arranged in the interconnecting piece of the collector plate, and the first connecting pin of the flexible joining part is embedded in and welds
In in the slot.
Optionally, first connecting pin of the flexible joining part and the side of the collector plate are welded to connect.
Optionally, the welding manner is macromolecule Diffusion Welding.
Optionally, the collector plate of the flexible joining part and another battery modules is connected through a screw thread, another electricity
Nickel layer is provided between the collector plate of Chi Mo group and the flexible joining part.
Optionally, nickel layer is respectively set in the upper and lower surfaces of the flexible joining part.
The another object of the application is to provide a kind of afflux assembly manufacture method, which comprises
Flexible joining part is bonded with the connecting portion of collector plate；
Pressure is applied to the connecting portion that collector plate is bonded with flexible joining part and is heated, the atom of the connecting portion of fitting is made
Diffusion links together the connecting portion of fitting.
The another object of the application is to provide a kind of battery modules, and the battery modules include multiple single batteries and such as
Afflux component described in any of the above item.
In terms of existing technologies, the application has the advantages that
The embodiment of the present application is by by flexible joining part and collector plate being directly welded to connect, when the structure is in vibration environment
When, since flexible joining part and collector plate weld together, it is not easy to separate because of vibration with flexible joining part, that is to say, that
Flexible joining part and collector plate being directly welded to connect can reduce influence of the mechanical oscillation to connecting portion, make the antivibration of connection structure
Dynamic effect is more preferable, connection is more stable.
Detailed description of the invention
Technical solution in ord to more clearly illustrate embodiments of the present application, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only some embodiments of the application, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the structural schematic diagram of afflux component provided by the embodiments of the present application；
Fig. 2 is the side structure schematic diagram of flexible joining part provided by the embodiments of the present application；
Fig. 3 is the top view of flexible joining part provided by the embodiments of the present application；
Fig. 4 is the side structure schematic diagram one of flexible joining part provided by the embodiments of the present application；
Fig. 5 is the side structure schematic diagram two of flexible joining part provided by the embodiments of the present application；
Fig. 6 is the inserting slot construction schematic diagram in collector plate provided by the embodiments of the present application；
Fig. 7 is the structural schematic diagram of the first connection type of flexible joining part provided by the embodiments of the present application and collector plate；
Fig. 8 is that the cross-section structure of the first connection type of flexible joining part provided by the embodiments of the present application and collector plate is illustrated
Figure；
Fig. 9 is that the side structure of second of connection type of flexible joining part provided by the embodiments of the present application and collector plate is illustrated
Figure；
Figure 10 is that the side structure of the third connection type of flexible joining part provided by the embodiments of the present application and collector plate shows
It is intended to；
Figure 11 is the collector plate structural schematic diagram of another battery modules provided by the embodiments of the present application；
Figure 12 is the interconnecting piece side structure schematic diagram of the collector plate of another battery modules provided by the embodiments of the present application.
Icon: 1- collector plate；10- interconnecting piece；110- slot；2- flexible joining part；20- connection sheet；The first connecting pin 21-；
22- second connection end；Linkage section among 23-；3- nickel layer；The collector plate of another battery modules of 4-；5- through-hole.
Specific embodiment
To keep the purposes, technical schemes and advantages of the embodiment of the present application clearer, below in conjunction with the embodiment of the present application
In attached drawing, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described embodiment is
Some embodiments of the present application, instead of all the embodiments.The application being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiments herein provided in the accompanying drawings is not intended to limit below claimed
Scope of the present application, but be merely representative of the selected embodiment of the application.Based on the embodiment in the application, this field is common
Technical staff's every other embodiment obtained without creative efforts belongs to the model of the application protection
It encloses.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present application, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, or be somebody's turn to do
Invention product using when the orientation or positional relationship usually put, be merely for convenience of description the application and simplify description, without
It is that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore not
It can be interpreted as the limitation to the application.In addition, term " first ", " second ", " third " etc. are only used for distinguishing description, and cannot manage
Solution is indication or suggestion relative importance.
In addition, the terms such as term "horizontal", "vertical", " pendency " are not offered as requiring component abswolute level or pendency, and
It is that can be slightly tilted.It is not to indicate the structure if "horizontal" only refers to that its direction is more horizontal with respect to for "vertical"
It has to fully horizontally, but can be slightly tilted.
In the description of the present application, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ",
" installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or one
Connect to body；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be indirect by intermediary
It is connected, can be the connection inside two elements.For the ordinary skill in the art, on being understood with concrete condition
State the concrete meaning of term in this application.
Referring to Figure 1, Fig. 1 is the structural schematic diagram of afflux component provided by the embodiments of the present application.The afflux of the present embodiment
Component is applied to battery modules, and the battery modules include single battery, and the afflux component includes:
Collector plate 1 and flexible joining part 2, flexible joining part 2 are used to for two battery modules being electrically connected.The collector plate 1 is set
It is equipped with interconnecting piece 10, flexible joining part 2 includes the first connecting pin 21 and second connection end 22, the first connection of the flexible joining part 2
End 21 and the interconnecting piece 10 of the collector plate 1 are welded to connect, and the second connection end 22 of the flexible joining part 2 is used for and another battery
Mould group is electrically connected.
It in the present embodiment, distinguishes, is described below for convenience, collector plate 1 in afflux component is known as afflux group
The collector plate 1 of part, that is to say, that by afflux component, the afflux of afflux component is known as with the collector plate 1 that flexible joining part 2 is welded
Plate 1.For the convenience of description, in the present embodiment, without limitation in the case where, collector plate 1 each means the collector plate 1 of afflux component.
Since flexible joining part 2 needs for two battery modules to be electrically connected, therefore in the present embodiment, the material of flexible joining part 2
For conductive material, for example, the material of flexible joining part 2 can be copper, aluminium, nickel etc..That is, one of the effect of flexible joining part 2
The electric current for the battery modules for being connected electrically in one side is exactly set to be transported to the side for connecting another battery modules.
The interconnecting piece 10 of collector plate 1 is the position that can be used for being attached with flexible joining part 2 in collector plate 1.Collector plate 1
Interconnecting piece 10 can be a certain position in collector plate 1, be also possible to the structure that 1 edge of collector plate extends to form.
In the present embodiment, another battery modules being electrically connected with the second connection end 22 of flexible joining part 2 may include afflux
Plate 1 retouches differentiation for convenience, and the collector plate 1 in another battery modules is all known as to the collector plate 41 of another battery modules herein.
In the present embodiment, nickel layer 3, i.e. flexible joining part can be set between flexible joining part 2 and the interconnecting piece 10 of collector plate 1
The surface of 2 interconnecting piece 10 is connect with nickel layer 3, and nickel layer 3 is connect with collector plate 1 again.
In the present embodiment, by can reduce machine for 10 being directly welded to connect of interconnecting piece of flexible joining part 2 and collector plate 1
Tool vibrates the influence to interconnecting piece 10, guarantees the stability connected between flexible joining part 2 and collector plate 1 in vibration environment.
Optionally, in the present embodiment, the flexible joining part 2 includes the piece 20 that is flexible coupling of multilayer laminated setting.
The piece 20 that is flexible coupling in the present embodiment, which refers to, has flexible paillon made of conductive material.For example, copper foil, aluminium
Foil or nickel foil etc..
It refers to Fig. 2, in the present embodiment, multilayer connection sheet 20 is stacked, and by the connection sheet of multilayer laminated setting
20 is fixed, since connection sheet 20 has preferable toughness, the flexible joining part 2 that connection sheet 20 is constituted also has preferable tough
Property, more mechanical oscillation can be absorbed.
Refer to Fig. 3, in the present embodiment, the size of multiple connection sheets 20 being stacked can be consistent, by multiple companies
, can be corresponding by each edge of multiple connection sheets 20 when contact pin 20 is stacked, and be neatly arranged, make in multiple connection sheets 20
The corresponding side of each connection sheet 20 formed a plane.In this way, every connection can be made when being welded connection sheet 20
Piece 20 and the bonding area of the collector plate 1 of afflux component are sufficiently large, guarantee welding effect.
In the present embodiment, the bonding area between every connection sheet 20 and collector plate 1 can be equal, and connection sheet 20 is in electric current
Width in transmission direction on vertical direction can be equal everywhere, in this manner it is ensured that the resistance one that electric current is throughout subject to
It causes, guarantees electric current laser propagation effect.
Fig. 4 and Fig. 5 are referred to, optionally, in the present embodiment, the flexible joining part 2 is from the first connecting pin 21 to the second
Connecting pin 22, which rises and falls, to be arranged, i.e., the section of flexible joining part 2 is in undulated.Wherein, the fluctuating that can be serrated of flexible joining part 2 is set
It sets, i.e. the section indention of flexible joining part 2；Flexible joining part 2 can also wavy fluctuating setting, i.e. section of flexible joining part 2
Face is wavy.
In the present embodiment, the flexible joining part 2 can be integrally formed, and can also be formed by connecting by multistage.
For example, in Fig. 4, flexible joining part 2 can also wavy fluctuating setting, i.e. the section of flexible joining part 2 is wavy
When, the flexible joining part 2 includes multiple arcs linkage section, and the multiple arc linkage section is sequentially connected waviness.
Arc linkage section refers to that the arc-shaped flexible joining part 2 in the section, waveform refer to that each arc linkage section successively connects
Section after connecing is wavy.
In the present embodiment, multiple arcs linkage section is set by flexible joining part 2, and be sequentially connected multiple arcs linkage section
Waveform is formed, in this way, opposite position can occur between each segment structure of flexible joining part 2 when generating mechanical oscillation
It moves, to reduce mechanical oscillation since flexible joining part 2 itself has elasticity.After vibration disappearance, flexible joining part 2 will be restored quickly
Original state is vibrated minimum to mechanical failure caused by flexible joining part 2.For example, in wavy shaped configuration, the portion of each wavy wave crest
Relative displacement can directly occur for position.
In the present embodiment, flexible joining part 2 can be set to following form: the first connecting pin 21 and second of flexible joining part 2
22 surface of connecting pin is set as plane, and the interconnecting piece 10 between the first connecting pin 21 and second connection end 22 divides, i.e., intermediate connection
Section 23, which rises and falls, to be arranged.
It optionally,, can be according to as follows when the first connecting pin 21 of flexible joining part 2 is connect with collector plate 1 in the present embodiment
Mode connects the two.
Fig. 6, Fig. 7 and Fig. 8 are referred to, specifically, slot 110 can be set in the interconnecting piece 10 of the collector plate 1, it is described
First connecting pin 21 of flexible joining part 2 is embedded in and is welded in the slot 110.
In the present embodiment, the depth of slot 110 can be identical as the thickness of the first connecting pin 21 of flexible joining part 2.Slot
110 width can be of same size with the first connecting pin 21 of flexible joining part 2.Wherein, the length of flexible joining part 2 refers to the first company
Connect the size of the flexible joining part 2 between end 21 and second connection end 22.Thickness refers to the size for 20 stacking direction of piece that is flexible coupling.
In the present embodiment, the first connecting pin 21 is embedded in and is welded in slot 110, flexible joining part 2 can be determined
Position and be easy to flexible joining part 2 weld when fixation.
Fig. 9 is referred to, optionally, in the present embodiment, when the first connecting pin 21 of flexible joining part 2 is connect with collector plate 1,
The two can be connected as follows: the first connecting pin 21 is overlayed on the surface of collector plate 1, and with the collector plate
1 surface is welded to connect.
Referring to Figure 10, optionally, in the present embodiment, when the first connecting pin 21 of flexible joining part 2 is connect with collector plate 1,
The two can also be connected as follows: first connecting pin 21 of the flexible joining part 2 and the side of the collector plate 1
Side is welded to connect.
Welding method used by welding position may be, but not limited to, in the present embodiment, macromolecule Diffusion Welding, laser
Welding or Plasma Welding etc..
It can be even curface by the welding position of flexible joining part 2 and the collector plate 1 of afflux component in the present embodiment,
That is, the welding position should there is no the protrusions being visually observed.In this way, between flexible joining part 2 and afflux component
Welding position connection resistance and self-resistance will be smaller.For example, macromolecule Diffusion Welding can be used in the present embodiment.
Welded using macromolecule, it is ensured that welding position it is smooth, smooth.
Optionally, in the present embodiment, the collector plate 41 for another battery modules that the flexible joining part 2 is connected electrically passes through
It is threadedly coupled, nickel layer 3 is set between the collector plate 41 and the flexible joining part 2 of another battery modules.Wherein, another battery
Mould group includes collector plate 1.
The structure of the collector plate 41 of another battery modules can be identical as 1 structure of collector plate of afflux component.Therefore, may be used
The two to be welded using welding manner.
The through-hole 5 for mounting screw also can be set referring to Figure 1 and in the collector plate 41 of another battery modules of Figure 11,
Corresponding, corresponding through-hole 5 also can be set in the second connection end 22 of flexible joining part 2, by screw and through-hole 5 by flexible joining part
2 and another battery modules collector plate 41 connect.
Referring to Figure 12, in the present embodiment, nickel layer is set between flexible joining part 2 and the collector plate 41 of another battery modules
3, this way it is possible to avoid flexible joining part 2 occurs chemical reaction and makes from the collector plate 41 of another battery modules because material is different
At corrosion etc..
In the present embodiment, the nickel layer 3 between the collector plate 41 of flexible joining part 2 and another battery modules, which can be, to be arranged soft
The nickel on 2 surface of connector is used on the interconnecting piece 10 for example, the collector plate 41 of another battery modules extends to form interconnecting piece 10
Nickel layer 3 is set on the surface connecting with the second connection end 22 of flexible joining part 2, can also be arranged on the interconnecting piece 10.It is flexible coupling
Nickel layer 3 between part 2 and the collector plate 41 of another battery modules is also possible to that 41 table of collector plate of another battery modules is arranged in
The nickel in face.
In the present embodiment when nickel layer 3 is arranged in 2 surface of flexible joining part, it can be completed, can also be led to by chemical nickel plating
Macromolecule Diffusion Welding is crossed to complete.
Optionally, in the present embodiment, nickel layer 3 is respectively set in the upper and lower surfaces of the flexible joining part 2.
Certainly, can also be in the other surfaces of flexible joining part 2 in the present embodiment, such as the surface entirely contacted with air
Nickel layer 3 is set.
By the way that nickel layer 3 is arranged on the surface of flexible joining part 2, can be spaced apart the surface of nickel layer 3 and the contact of air, from
And flexible joining part 2 is protected not corroded.
In the present embodiment when nickel layer 3 is arranged in 2 surface of flexible joining part, it can be completed, can also be led to by chemical nickel plating
Macromolecule Diffusion Welding is crossed to complete.
When nickel layer 3 is arranged in the collector plate 41 of another battery modules or nickel layer 3 is arranged on 2 surface of flexible joining part, all
It can make 3 surfacing of nickel layer of setting.
Macromolecule Diffusion Welding is that the face of weld of two kinds of metals to be welded contacts with each other under certain temperature and pressure,
It contacts with each other by micro-plastic deformation or by face of weld, generate micro liquid phase and expands the physical contact of welding surface,
It is allowed to distance and has the function that attractive interaction between atom, then the continuous diffusion that the atom through the long period is mutual, interpenetrate
To realize a kind of welding method of metallurgical bonding.
In the present embodiment, when connecting each structure using macromolecule welding method, it can first make to need to link together
Two structures joint face fitting, form fitting position, certain effect then applied to two structures connecting of needs again
Power simultaneously heats fitting position so that the corresponding joint face of two structures has the trend that moves toward one another, i.e., corresponding joint face it
Between have interaction force.At this point, under high temperature environment, the atom for being bonded two joint faces at position starts to spread, and mutually
Infiltration, so that the connection area of two joint faces of sticking part is increasing, finally links together two surfaces.
For example, nickel foil can be arranged in the copper foil of multilayer laminated setting when nickel layer 3 is arranged in the surface of flexible joining part 2
Surface, nickel foil surface and copper foil surface are bonded to form fitting position, then apply to nickel foil and the copper foil of multilayer laminated setting and make
It firmly and to the fitting position of nickel foil and copper foil heats, the atom on two surfaces that such nickel foil contacts with each other with copper foil will be sent out
Raw diffusion motion, keeps the contact area on two surfaces increasing, and finally link together.
The another object of the application is to provide a kind of afflux assembly manufacture method, which comprises
Interconnecting piece 10 of flexible joining part 2 and collector plate 1 are bonded.
10 application pressure of interconnecting piece for be bonded to collector plate 1 with flexible joining part 2 simultaneously heating, and make interconnecting piece 10 of fitting
Atom diffusion interconnecting piece 10 of fitting are linked together.
In the present embodiment, during manufacturing afflux component, each it is related to needing to connect in above-mentioned afflux component
Position or the position for needing to be arranged nickel layer 3 can use macromolecule Diffusion Welding.About the specific of macromolecule Diffusion Welding
Process refers to the process for connecting each structure in the present embodiment using macromolecule welding method.
The another object of the application is to provide a kind of battery modules, and the battery modules include multiple single batteries and such as
Afflux component described in any of the above item.
Afflux component provided in this embodiment, has the advantages that anti-vibration is strong.
In conclusion the embodiment of the present application is by by flexible joining part 2 and 1 being directly welded to connect of collector plate, at the structure
When in vibration environment, since flexible joining part 2 and collector plate 1 weld together, be not easy to because vibration and with flexible joining part 2
It separates, that is to say, that flexible joining part 2 and 1 being directly welded to connect of collector plate can reduce mechanical oscillation to interconnecting piece 10 shadows
It rings, makes that the anti-vibration effect of connection structure is more preferable, connection is more stable.In addition, the embodiment of the present application by flexible joining part 2 directly with collection
Flowing plate 1 welds together, and can also save assembly time.The directly logical macromolecule diffusion of the nickel layer 3 on 2 surface of flexible joining part is soldered
At, it is possible to reduce nickel plating process.
In embodiment provided herein, it should be understood that disclosed device, it can also be by another way
It realizes.The apparatus embodiments described above are merely exemplary, for example, the flow chart and block diagram in the drawings show bases
The device of multiple embodiments of the application.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
The above, the only specific embodiment of the application, but the protection scope of the application is not limited thereto, it is any
Those familiar with the art within the technical scope of the present application, can easily think of the change or the replacement, and should all contain
Lid is within the scope of protection of this application.Therefore, the protection scope of the application shall be subject to the protection scope of the claim.
Claims (10)
1. a kind of afflux component, which is characterized in that be applied to battery modules, the battery modules include single battery, the collection
Flowing component includes:
Flexible joining part made of collector plate and conductive material, the collector plate are provided with interconnecting piece, and the first of the flexible joining part
The interconnecting piece of connecting pin and the collector plate is welded to connect, and the second connection end of the flexible joining part is used for and another battery modules
It is electrically connected.
2. afflux component according to claim 1, which is characterized in that the flexible joining part includes the soft of multilayer laminated setting
Connection sheet.
3. afflux component according to claim 1 or 2, which is characterized in that the flexible joining part includes multiple arcs connection
Section, the multiple arc linkage section are sequentially connected waviness.
4. afflux component according to claim 1, which is characterized in that slot is arranged in the interconnecting piece of the collector plate, described
First connecting pin of flexible joining part is embedded in and is welded in the slot.
5. afflux component according to claim 1, which is characterized in that first connecting pin of the flexible joining part and institute
The side for stating collector plate is welded to connect.
6. according to the described in any item afflux components of claim 4 or 5, which is characterized in that the welding manner is macromolecule expansion
Dissipate welding.
7. afflux component according to claim 1, which is characterized in that the flexible joining part and another battery modules
Collector plate is connected through a screw thread, and is provided with nickel layer between the collector plate and the flexible joining part of another battery modules.
8. afflux component according to claim 1, which is characterized in that the upper and lower surfaces of the flexible joining part are distinguished
Nickel layer is set.
9. a kind of afflux assembly manufacture method, which is characterized in that the described method includes:
Flexible joining part is bonded with the connecting portion of collector plate；
Pressure is applied to the connecting portion that collector plate is bonded with flexible joining part and is heated, the atom diffusion of the connecting portion of fitting is made
The connecting portion of fitting is linked together.
10. a kind of battery modules, which is characterized in that the battery modules include multiple single batteries and such as claim 1-8 appoints
Afflux component described in one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811045917.8A CN109192912A (en) | 2018-09-07 | 2018-09-07 | Afflux component, afflux assembly manufacture method and battery modules |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811045917.8A CN109192912A (en) | 2018-09-07 | 2018-09-07 | Afflux component, afflux assembly manufacture method and battery modules |
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| CN109192912A true CN109192912A (en) | 2019-01-11 |
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| CN201811045917.8A Pending CN109192912A (en) | 2018-09-07 | 2018-09-07 | Afflux component, afflux assembly manufacture method and battery modules |
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