CN206546852U - Electrokinetic cell - Google Patents
Electrokinetic cell Download PDFInfo
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- CN206546852U CN206546852U CN201720224895.6U CN201720224895U CN206546852U CN 206546852 U CN206546852 U CN 206546852U CN 201720224895 U CN201720224895 U CN 201720224895U CN 206546852 U CN206546852 U CN 206546852U
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- Prior art keywords
- battery modules
- positive pole
- copper
- negative lug
- electrokinetic cell
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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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Abstract
The utility model discloses a kind of electrokinetic cell, electrokinetic cell includes the first battery modules, the second battery modules and copper to aluminum adapter bar, first battery modules and the second battery modules have the positive pole ear and negative lug of bending setting respectively, first battery modules and the second battery modules recline positive pole ear of the negative lug just to the second battery modules of setting and the first battery modules, copper to aluminum adapter bar includes copper coin and aluminium sheet, and copper coin is fixedly connected on above the negative lug of the first battery modules and aluminium sheet is fixedly connected on above the positive pole ear of the second battery modules.According to the electrokinetic cell of the utility model embodiment, the bonding strength between positive pole ear and negative lug is stronger, improves the quality of connection between positive pole ear and negative lug, and then ensure that electrokinetic cell can successfully discharge and recharge.
Description
Technical field
The utility model is related to vehicle manufacture field, in particular to a kind of electrokinetic cell.
Background technology
Electrokinetic cell is the main energy storage configuration of current pure electric automobile, it is necessary to will be multiple in manufacture power packet procedures
The lug of lithium-ion-power cell is connected.In the related art, weldering is passed through between the lug of multiple lithium-ion-power cells
Connect connected, but due to lug very thin thickness, in welding process, lug is easily led because heat input is uneven, material thickness is greatly different
Welding deformation is caused, weldquality is unstable, in addition, positive pole ear and negative lug are easily in welding process due to welding temperature
Overheat is burnt.
Utility model content
The utility model is intended at least solve one of technical problem in correlation technique to a certain extent.Therefore, this reality
With new propose a kind of the electrokinetic cell of the quality of connection between lug can be at least improved to a certain extent.
According to electrokinetic cell described in the utility model, including the first battery modules, the second battery modules and copper-aluminium transition
Plate, first battery modules and second battery modules have the positive pole ear and negative lug of bending setting, institute respectively
State the first battery modules and second battery modules recline setting and first battery modules negative lug just to described
The positive pole ear of second battery modules, the copper to aluminum adapter bar includes copper coin and aluminium sheet, and the copper coin is fixedly connected on described the
Above the negative lugs of one battery modules and the aluminium sheet is fixedly connected on above the positive pole ear of second battery modules.
According to electrokinetic cell described in the utility model, the bonding strength between positive pole ear and negative lug is stronger, carries
High quality of connection between positive pole ear and negative lug, and then ensure that electrokinetic cell can successfully discharge and recharge.For example,
In the embodiment that positive pole ear is weldingly connected with negative lug, copper to aluminum adapter bar can protect positive pole ear and negative pole pole in lower section
Ear, prevents positive pole ear and negative lug in welding process because welding temperature overheat is burnt.
According to the electrokinetic cell described in the utility model some embodiments, the copper coin is weldingly fixed on first battery
Above the negative lug of module and the aluminium sheet is weldingly fixed on above the positive pole ear of second battery modules.Thus copper aluminium
Rebound fixes more firm with lug.
According to the electrokinetic cell described in the utility model some embodiments, the left and right sides of the copper to aluminum adapter bar is set respectively
It is equipped with supporting plate, the supporting plate and sets fluted, is provided with first battery modules and second battery modules
With the projection of the matching grooves.Thus, copper to aluminum adapter bar can be connected jail with the first battery modules and the second battery modules
Gu, the welding quality of lifting copper to aluminum adapter bar and lug.
According to the electrokinetic cell described in the utility model some embodiments, the copper coin and aluminium sheet overlap joint or docking are set
Put.Thus, copper to aluminum adapter bar is easily fabricated, and can ensure there is good electric conductivity between copper coin and aluminium sheet, is easy to be connected
Positive pole ear and negative lug between electric current conduct.
According to the electrokinetic cell described in the utility model some embodiments, the aluminium sheet includes Part I and second
Point, the Part I is fixedly connected on above the positive pole ear of second battery modules, the both sides bag of the Part II
The copper coin is covered with, the Part II is corresponding with the negative lug of first battery modules.Thus, copper to aluminum adapter bar is easy to
Manufacture, and can ensure that there is good electric conductivity between copper coin and aluminium sheet, be easy to connected positive pole ear and negative lug it
Between electric current conduction.
In the utility model some optional embodiments, electrokinetic cell also includes backing plate, and the backing plate pad is located at described
The lower section of the positive pole ear of the negative lug of first battery modules or second battery modules.Backing plate can support lug, prevent
Only positive pole ear and negative lug are when with copper-aluminium transition plate weld, and the bottom of positive pole ear or negative lug is burnt, and is carried
The high welding quality of lug and copper to aluminum adapter bar.
Further, the backing plate includes insulating base and metal gasket, and the metal gasket is fixed on the insulation bottom
The top of plate and pad are located at the lower section of the negative lug of first battery modules or the positive pole ear of second battery modules.
Thus the bottom of positive pole ear and the bottom of negative lug can be weldingly connected with metal gasket, so improve positive pole ear with
Bonding strength before negative lug, while metal gasket can be in order to the electric current between connected positive pole ear and negative lug
Conduction.
Further, the metal gasket below the negative lug of first battery modules be copper lining or
Copper alloy is padded, and the metal gasket below the positive pole ear of second battery modules is padded or aluminium alloy lining for aluminium
Pad.Thus, it is possible to lift the quality of connection of negative lug and positive pole ear and metal gasket.
According to the electrokinetic cell described in the utility model some embodiments, nickel is provided with the surface of the copper to aluminum adapter bar
Layer.Thus, it is possible to further lift negative lug and the welding quality of positive pole ear and copper to aluminum adapter bar.
Further, the thickness of the nickel dam is more than 3 μm.Thus, it is possible to ensure negative lug and positive pole ear and copper
There is good welding quality between aluminium rebound.
Additional aspect and advantage of the present utility model will be set forth in part in the description, partly by from following description
In become obvious, or by it is of the present utility model practice recognize.
Brief description of the drawings
Of the present utility model above-mentioned and/or additional aspect and advantage will from description of the accompanying drawings below to embodiment is combined
Become substantially and be readily appreciated that, wherein：
Fig. 1 is the copper to aluminum adapter bar of the utility model one embodiment and the cooperation schematic diagram of supporting plate；
Fig. 2 is the structural representation of the copper to aluminum adapter bar of the utility model another embodiment；
Fig. 3 is the copper to aluminum adapter bar and positive pole ear and the schematic diagram of negative lug cooperation of the utility model embodiment；
Fig. 4 is the structural representation of the backing plate of the utility model embodiment；
Fig. 5 is the backing plate and positive pole ear and the schematic diagram of negative lug cooperation of the utility model embodiment.
Reference：
Electrokinetic cell 100, positive pole ear 101, negative lug 102, the first battery modules 1, the second battery modules 2, weld seam
3, copper to aluminum adapter bar 4, aluminium sheet 41, copper coin 42, supporting plate 5, backing plate 6, insulating base 61, metal gasket 62.
Embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element or element with same or like function are represented to same or similar label eventually.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, it is intended to for explaining the utility model, and it is not intended that to the utility model
Limitation.
In description of the present utility model, it is to be understood that the orientation of the instruction such as term " top ", " bottom ", " on ", " under "
Or position relationship is, based on orientation shown in the drawings or position relationship, to be for only for ease of description the utility model and simplification is retouched
State, rather than indicate or imply that the device or element of meaning there must be specific orientation, with specific azimuth configuration and operation,
Therefore it is not intended that to limitation of the present utility model.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include one or more this feature.In description of the present utility model, " multiple " are meant that at least two, example
Such as two, three etc., unless otherwise specifically defined.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be
Mechanically connect or electrically connect or can communicate with one another；Can be joined directly together, the indirect phase of intermediary can also be passed through
Even, can be two element internals connection or two elements interaction relationship.For one of ordinary skill in the art
For, concrete meaning of the above-mentioned term in the utility model can be understood as the case may be.
The utility model is described below in conjunction with the accompanying drawings and with reference to specific embodiment.
The electrokinetic cell 100 of the utility model embodiment is described with reference to Fig. 1-Fig. 5 first.It should be noted that below only
Illustrated so that electrokinetic cell 100 includes two Battery pack modules as an example, but be not limited only to include two Battery pack modules.
In other embodiment of the present utility model, electrokinetic cell 100 can also include more than three electricity being disposed adjacent
Pond module, positive terminal phase that can be with electrokinetic cell 100 positioned at the positive pole ear 101 of the battery modules of the one end of electrokinetic cell 100
Even, the negative lug 102 positioned at the battery modules at the end can be connected with the positive pole ear 101 of battery modules adjacent thereto, position
It can be connected in the negative lug 102 of the battery modules of the other end of electrokinetic cell 100 with the negative pole end of electrokinetic cell 100, power
The negative lug 102 of the other battery modules of battery 100 can pass through copper to aluminum adapter bar 4 with adjacent positive pole ear 101 successively
It is connected.
As Figure 1-Figure 5, the electrokinetic cell 100 of the utility model embodiment can include the first battery modules 1, second
Battery modules 2 and copper to aluminum adapter bar 4, the first battery modules 1 and the second battery modules 2 can distinguish positive pole ear 101 and negative pole
Lug 102, the first battery modules 1 and the second battery modules 2 can recline setting.First battery modules 1 and the second battery modules 2
Outside can be provided with battery frame shell (not shown), the both sides of the both sides of the first battery modules 1 and the second battery modules 2
Fin (not shown) can be respectively equipped with.
As shown in figure 3, the positive pole ear 101 and negative lug 102 of the first battery modules 1 can be to the second battery modules 2
Direction bending, the positive pole ear 101 and negative lug 102 of the second battery modules 2 can be curved to the direction of the first battery modules 1
Roll over, and the negative lug 102 of the first battery modules 1 can be disposed adjacent with the positive pole ear 101 of the second battery modules 2, first
The positive pole ear 101 of battery modules 1 can be disposed adjacent with the negative lug 102 of the second battery modules 2, and the first battery modules
1 negative lug 102 can be with the positive pole ears 101 of the second battery modules 2 just to setting, the positive pole pole of the first battery modules 1
Ear 101 can be with the negative lugs 102 of the second battery modules 2 just to setting.
The negative lug 102 of first battery modules 1 can be connected with the positive pole ear 101 of the second battery modules 2, the first electricity
The positive pole ear 101 of pond module 1 can be connected with the positive terminal of electrokinetic cell 100, the negative lug 102 of the second battery modules 2
It can be connected with the negative pole end of electrokinetic cell 100.
As shown in Fig. 2 copper to aluminum adapter bar 4 can include copper coin 42 and aluminium sheet 41, the negative lug of the first battery modules 1
102 can be connected with the positive pole ear 101 of the second battery modules 2 by copper to aluminum adapter bar 4.Negative lug 102 is copper piece, copper coin
42 can be fixedly connected on the top of negative lug 102 of the first battery modules 1, thus, copper coin 42 and the material of negative lug 102
Can be copper, so as to improve the negative lug 102 of the first battery modules 1 and the quality of connection of copper to aluminum adapter bar 4.
On the other hand, positive pole ear 101 is aluminum component, and aluminium sheet 41, which can be welded and fixed, is being connected to the second battery modules 2 just
The top of pole lug 101, thus, the material of aluminium sheet 41 and positive pole ear 101 can be aluminium, so as to improve the second battery mould
The positive pole ear 101 of group 2 and the quality of connection of copper to aluminum adapter bar 4.Meanwhile, copper coin 42 can have good lead with aluminium sheet 41
Electrically, it is possible thereby to ensure that electric current smoothly conducts between the first battery modules 1 and the second battery modules 2, and then it ensure that dynamic
Power battery 100 can successfully discharge and recharge.
According to the electrokinetic cell 100 of the utility model embodiment, by setting copper to aluminum adapter bar 4, and copper coin 42 and are made
The negative lug 102 of one battery modules 1 bending is connected, and can improve the negative lug 102 and copper-aluminium transition of the first battery modules 1
The quality of connection of plate 4, with season aluminium sheet 41 with and the positive pole ear 101 that bends of the second battery modules 2 be connected, the can be improved
The positive pole ear 101 of two battery modules 2 and the quality of connection of copper to aluminum adapter bar 4.
For example, the first battery modules 1 the battery modules 2 of negative lug 102 and second positive pole ear 101 respectively with
In the embodiment that copper to aluminum adapter bar 4 is weldingly connected, copper to aluminum adapter bar 4 can protect the negative pole pole of the first battery modules 1 in lower section
The positive pole ear 101 of the battery modules 2 of ear 102 and second, prevents the electricity of negative lug 102 and second of the first battery modules 1
The positive pole ear 101 of pond module 2 is burnt in welding by high temperature.
In addition, copper coin 42 can have good electric conductivity with aluminium sheet 41, it is possible thereby to ensure electric current smoothly first
Conducted between the battery modules 2 of battery modules 1 and second, and then ensure that electrokinetic cell 100 can successfully discharge and recharge.
According to the electrokinetic cell 100 of some embodiments of the utility model, copper coin 42 can be weldingly fixed on the first battery mould
The top of negative lug 102 and aluminium sheet 41 for organizing 1 can be weldingly fixed on the top of positive pole ear 101 of the second battery modules 2.Thus
Copper to aluminum adapter bar 4 fixes more firm with lug.
In some optional embodiments of the present utility model, as shown in figure 1, the left and right sides difference of copper to aluminum adapter bar 4
Can be provided with supporting plate 5, supporting plate 5 can set fluted, can be with the first battery modules 1 and the second battery modules 2
It is provided with the projection with matching grooves.Thus, copper to aluminum adapter bar 4 can connect with the first battery modules 1 and the second battery modules 2
Connect firmly, be easy to copper to aluminum adapter bar 4 to keep stable when being connected with positive pole ear 101 and negative lug 102, lift copper aluminium mistake
The quality of connection of cab apron 4 and lug.
In some specific embodiments, copper coin 42 and aluminium sheet 41 can overlap setting.But copper coin 42 is set with aluminium sheet 41
The mode of putting can more than that, in other specific embodiments, and copper coin 42 and aluminium sheet 41 can also dock setting.
In some other specific embodiment, as shown in Fig. 2 aluminium sheet 41 can also include Part I and second
Point, Part I can be weldingly fixed on the top of positive pole ear 101 of the second battery modules 2, and thus the second battery modules 2 are being just
Pole lug 101 can directly be contacted with aluminium sheet 41.
The both sides of Part II can be coated with copper coin 42, and Part II can be weldingly fixed on the first battery modules 1
The top of negative lug 102, thus the negative lug 102 of the first battery modules 1 can directly be contacted with copper coin 42, and then copper aluminium mistake
Cab apron 4 is easily fabricated, and can ensure there is good electric conductivity between copper coin 42 and aluminium sheet 41, is easy to connected positive pole ear
Electric current conduction between 101 and negative lug 102.
In the utility model some optional embodiments, as shown in Figure 4 and Figure 5, electrokinetic cell 100 can also include pad
Plate 6, it is to be understood that in some specific embodiments, backing plate 6 can pad the negative lug for being located at the first battery modules 1
102 lower section, in other specific embodiments, backing plate 6 can pad the positive pole ear 101 that is located at the second battery modules 2
Lower section, in some other specific embodiment, backing plate 6 can pad simultaneously be located at the negative lug 102 of the first battery modules 1 with
And second battery modules 2 positive pole ear 101 lower section.
Thus, backing plate 6 can support lug, prevent positive pole ear 101 and negative lug 102 with copper to aluminum adapter bar 4
During welding, the bottom of positive pole ear 101 or negative lug 102 is burnt, and improves the welding matter of lug and copper to aluminum adapter bar 4
Amount.
In some specific embodiments, as shown in Figure 4 and Figure 5, backing plate 6 can include insulating base 61 and metal gasket
62, metal gasket 62 can be fixed on the top of insulating base 61, and such as metal gasket 62 can be embedded in insulating base 61
And top protrusion and insulating base 61, it can now ensure the battery modules 2 of negative lug 102 or second of the first battery modules 1
The lower surface of positive pole ear 101 contacted with metal gasket 62, and then the bottom and the bottom of negative lug 102 of positive pole ear 101
Portion can be weldingly connected with metal gasket 62.
Thus, positive pole ear 101 and the bonding strength before negative lug 102 are further increased, while metal gasket
62 can conduct in order to the electric current between connected positive pole ear 101 and negative lug 102, and insulating base 61 can prevent positive pole
Lug 101 leaks electricity with negative lug 102.
In some more specific embodiments, the metal gasket positioned at the lower section of negative lug 102 of the first battery modules 1
62 can for copper lining or or copper alloy pad, due in correlation technique known to industry, negative lug 102 is copper piece, thus
Negative lug 102 can be copper with the material of metal gasket 62 below negative lug 102, so as to improve the first battery mould
The negative lug 102 of group 1 and the welding quality of metal gasket 62.
On the other hand, positioned at the lower section of positive pole ear 101 of the second battery modules 2 metal gasket 62 can for aluminium pad or
Aluminium alloy is padded, because in correlation technique known to industry, positive pole ear 101 is aluminum component, thus, positive pole ear 101 and positive pole
The material of metal gasket 62 of the lower section of lug 101 can be aluminium, so as to improve the positive pole ear 101 of the second battery modules 2
With the welding quality of metal gasket 62.
It should be noted that below the negative lug 102 of the first battery modules 1 and the second battery modules 2 positive pole
The lower section of lug 101 is simultaneously during the embodiment provided with metal gasket 62, and copper metal gasket 62 and aluminum metal pad 62
It can be overlap joint, docking or cladding form, be made up of welding, rolling, founding or viscose glue mode.
According to the electrokinetic cell 100 of some embodiments of the utility model, nickel can be provided with the surface of copper to aluminum adapter bar 4
Layer.Thus, nickel dam can further lift the welding quality of negative lug 102 and positive pole ear 101 and copper to aluminum adapter bar 4.
Further, the thickness of nickel dam can be more than 3 μm.Thus, nickel dam can ensure negative lug 102 and positive pole pole
There is good welding quality between ear 101 and copper to aluminum adapter bar 4.
In the utility model some optional embodiments, the laser of negative lug 102 of the battery modules 1 of copper coin 42 and first
It is welded and fixed, aluminium sheet 41 and the laser welding of positive pole ear 101 of the second battery modules 2 are fixed, as shown in figure 3, copper coin 42 and
The weld seam 3 of the negative lug 102 of one battery modules 1 can be with the positive pole ear 101 of the battery modules 2 of aluminium sheet 41 and second weld seam
3 can be with parallel to each other.Thus, it is possible to the further weldering of lifting negative lug 102 and positive pole ear 101 and copper to aluminum adapter bar 4
Connect quality.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means to combine specific features, structure, material or the spy that the embodiment or example are described
Point is contained at least one embodiment of the present utility model or example.In this manual, to the schematic table of above-mentioned term
State and be necessarily directed to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be with
Combined in an appropriate manner in any one or more embodiments or example.In addition, those skilled in the art can be by
Not be the same as Example or example described in this specification are engaged and combined.
Although embodiment of the present utility model has been shown and described above, it is to be understood that above-described embodiment is
Exemplary, it is impossible to it is interpreted as to limitation of the present utility model, one of ordinary skill in the art is in scope of the present utility model
It is interior above-described embodiment to be changed, changed, replaced and modification.
Claims (10)
1. a kind of electrokinetic cell, it is characterised in that including：
First battery modules and the second battery modules, first battery modules and second battery modules have bending respectively
The positive pole ear and negative lug of setting, first battery modules and second battery modules recline setting and described first
Positive pole ear of the negative lug of battery modules just to second battery modules；
Copper to aluminum adapter bar, the copper to aluminum adapter bar includes copper coin and aluminium sheet, and the copper coin is fixedly connected on the first battery mould
Above the negative lug of group and the aluminium sheet is fixedly connected on above the positive pole ears of second battery modules.
2. electrokinetic cell according to claim 1, it is characterised in that the copper coin is weldingly fixed on the first battery mould
Above the negative lug of group and the aluminium sheet is weldingly fixed on above the positive pole ears of second battery modules.
3. electrokinetic cell according to claim 1, it is characterised in that the copper to aluminum adapter bar left and right sides is respectively arranged with
Set fluted in supporting plate, the supporting plate, be provided with and institute in first battery modules and second battery modules
State the projection of matching grooves.
4. electrokinetic cell according to claim 1, it is characterised in that the copper coin and aluminium sheet overlap joint or docking are set
Put.
5. electrokinetic cell according to claim 1, it is characterised in that the aluminium sheet includes：Part I and Part II,
The Part I is fixedly connected on above the positive pole ear of second battery modules, and the both sides of the Part II are coated with
The copper coin, the Part II is corresponding with the negative lug of first battery modules.
6. electrokinetic cell according to claim 1, it is characterised in that also include：Backing plate, the backing plate pad is located at described
The lower section of the positive pole ear of the negative lug of one battery modules or second battery modules.
7. electrokinetic cell according to claim 6, it is characterised in that the backing plate includes：Insulating base and metal gasket,
The metal gasket is fixed on the top of the insulating base and pad is located at the negative lug or described of first battery modules
The lower section of the positive pole ear of second battery modules.
8. electrokinetic cell according to claim 7, it is characterised in that under the negative lug of first battery modules
The metal gasket of side is that copper lining or copper alloy are padded, described in below the positive pole ear of second battery modules
Metal gasket is that aluminium is padded or aluminium alloy pad.
9. electrokinetic cell according to claim 1, it is characterised in that be provided with nickel on the surface of the copper to aluminum adapter bar
Layer.
10. electrokinetic cell according to claim 9, it is characterised in that the thickness of the nickel dam is more than 3 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720224895.6U CN206546852U (en) | 2017-03-08 | 2017-03-08 | Electrokinetic cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720224895.6U CN206546852U (en) | 2017-03-08 | 2017-03-08 | Electrokinetic cell |
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| Publication Number | Publication Date |
|---|---|
| CN206546852U true CN206546852U (en) | 2017-10-10 |
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ID=59995083
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| CN201720224895.6U Active CN206546852U (en) | 2017-03-08 | 2017-03-08 | Electrokinetic cell |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108336271A (en) * | 2018-04-09 | 2018-07-27 | 捷星新能源科技（苏州）有限公司 | A kind of power battery of electric vehicle |
| CN108565388A (en) * | 2018-04-17 | 2018-09-21 | 江苏九蓝新能源科技有限公司 | A kind of nickel-clad copper turns aluminium pole ears and its welding method |
-
2017
- 2017-03-08 CN CN201720224895.6U patent/CN206546852U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108336271A (en) * | 2018-04-09 | 2018-07-27 | 捷星新能源科技（苏州）有限公司 | A kind of power battery of electric vehicle |
| CN108565388A (en) * | 2018-04-17 | 2018-09-21 | 江苏九蓝新能源科技有限公司 | A kind of nickel-clad copper turns aluminium pole ears and its welding method |
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