CN206878273U - A kind of automobile power cell bus-bar - Google Patents
A kind of automobile power cell bus-bar Download PDFInfo
- Publication number
- CN206878273U CN206878273U CN201720814813.3U CN201720814813U CN206878273U CN 206878273 U CN206878273 U CN 206878273U CN 201720814813 U CN201720814813 U CN 201720814813U CN 206878273 U CN206878273 U CN 206878273U
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- China
- Prior art keywords
- automobile power
- connecting portion
- bending section
- power cell
- isostere
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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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- Connection Of Batteries Or Terminals (AREA)
Abstract
The utility model discloses a kind of automobile power cell bus-bar, including copper isostere, aluminum isostere；Copper isostere, including at least two first bending sections, it is one first cell body between two adjacent first bending sections, the outer side edges of outermost first bending section are provided with a first connecting portion；Aluminum isostere, including at least two second bending sections, it is one second cell body between two adjacent second bending sections, the outer side edges of outermost second bending section are provided with a second connecting portion；The second connecting portion is by being ultrasonically welded at the first connecting portion.
Description
Technical field
It the utility model is related to the fields such as automobile power part connection, specially a kind of automobile power cell bus-bar.
Background technology
In automobile power field of part connection, the both positive and negative polarity material therefor of currently used battery battery core is frequently not
Same material, generally, positive electrode are aluminum material, and negative pole is copper material.In battery module, it usually needs by multiple electricity
Pond battery core is connected, to meet power demands.
In the prior art, generally use bus-bar connects battery battery core.The bus-bar is generally from copper as bus-bar
Material, although the excellent conductivity of copper product, because the presence of bolt causes the connection internal resistance of this connected mode larger,
And the cost of copper product is also higher, the cost of module adds somewhat to；If with the bus-bar of aluminum, because it is led
Electrical property is not so good as copper, to a certain extent, it is difficult to meets that battery pack connects demand.Prior art is generally made using copper aluminum composite material
For bus-bar, but because copper aluminium material material has differences in performance in itself, therefore, the bus-bar that copper aluminum composite material makes its lead
Electrical property is sometimes unstable.
Utility model content
The purpose of this utility model is：A kind of automobile power cell bus-bar is provided, connected by the copper-base of battery battery core
Copper isostere, the aluminium pole connection aluminum isostere of battery battery core, to solve deficiency of the prior art.
Realizing the technical scheme of above-mentioned purpose is：A kind of automobile power cell bus-bar, including copper isostere, aluminum row
Body；Copper isostere, including at least two first bending sections, it is one first cell body between two adjacent first bending sections,
The outer side edges of outermost first bending section are provided with a first connecting portion；Aluminum isostere, including at least two second bending sections, two
It is one second cell body between individual adjacent second bending section, the outer side edges of outermost second bending section are provided with one second and connected
Socket part；The second connecting portion is by being ultrasonically welded at the first connecting portion.
In the preferred embodiment of the utility model one, the bottom surface of first cell body and the bottom surface of second cell body are put down
Together.
The peak of first bending section is concordant with the peak of second bending section.
In the preferred embodiment of the utility model one, first cell body is provided with through hole.
In the preferred embodiment of the utility model one, length direction of the through hole along first cell body is equally spaced.
In the preferred embodiment of the utility model one, each first bending section includes first body, the connection of its lower end
In the first connecting portion；Second body, its lower end are connected to a side of first cell body；Second body, it is curved portions,
Its two side is connected between the upper end and second body upper end of first body.
In the preferred embodiment of the utility model one, having between one first between first body and second body
Gap, first gap width are：1mm-3mm；Spacing between two adjacent first bending section centers is 6mm-8mm.
In the preferred embodiment of the utility model one, each second bending section includes the 3rd body, the connection of its lower end
In the second connecting portion；4th body, its lower end are connected to a side of second cell body；5th body, it is curved portions,
Its two side is connected between the upper end and the 4th body upper end of the 3rd body.
In the preferred embodiment of the utility model one, having between one second between the 3rd body and the 4th body
Gap, second gap width are：1mm-3mm；Spacing between two adjacent second bending section centers is 6mm-8mm.
The utility model has the advantages that：Automobile power cell bus-bar of the present utility model, passes through the copper-base of battery battery core
Copper isostere, the aluminium pole connection aluminum isostere of battery battery core are connected, effectively solves the problems, such as that the internal resistance of connector is larger, together
When reduce the cost of manufacture of bus-bar, the effective stability for keeping electric current output.
Brief description of the drawings
The utility model is further explained with reference to the accompanying drawings and examples.
Fig. 1 is the automobile power cell bus structures schematic diagram of the utility model embodiment.
Fig. 2 is Fig. 1 cross-sectional structure schematic diagrames.
Wherein,
1 copper isostere；2 aluminum isosteres；
11 first bending sections；12 first cell bodies；
13 first connecting portions；14 through holes；
111 first bodies；112 second bodies；
113 the 3rd bodies；114 first gaps；
21 second bending sections；22 second cell bodies；
23 second connecting portions；
211 the 4th bodies；212 the 5th bodies；
213 the 6th bodies；214 second gaps.
Embodiment
The explanation of following examples is with reference to additional schema, to illustrate the specific reality that the utility model can be used to implementation
Apply example.The direction term that the utility model is previously mentioned, such as " on ", " under ", "front", "rear", "left", "right", " top ", " bottom "
Deng being only the direction with reference to annexed drawings.Therefore, the direction term used is to illustrate and understand the utility model, rather than
To limit the utility model.
Embodiment, as shown in Figure 1 and Figure 2, a kind of automobile power cell bus-bar, including copper isostere 1, aluminum isostere 2.
Specifically, the copper isostere 1 includes at least two first bending sections 11, the first cell body 12, first connecting portion 13.
First cell body 12 is arranged between two adjacent first bending sections 11, and first connecting portion 13 is connected to outermost first
The outer side edges of bending section 11.
Specifically, the aluminum isostere 2 includes at least two second bending sections 21, the second cell body 22, second connecting portion 23.
Second cell body 22 is arranged between two adjacent second bending sections 21, and second connecting portion 23 is connected to outermost second
The outer side edges of bending section 21；The second connecting portion 23 is by being ultrasonically welded at the first connecting portion 13.
In the present embodiment, the bottom surface of first cell body 12 is concordant with the bottom surface of second cell body 22.Described first is curved
The peak of pars convoluta 11 is concordant with the peak of second bending section 21.First cell body 12 is provided with through hole 14.It is described
Length direction of the through hole 14 along first cell body 12 is equally spaced.
In the present embodiment, each first bending section 11 includes first body, 111, second bodies 112, the 3rd body
211, the lower end of first body 111 is connected to the first connecting portion 13；The lower end of second body 112 is connected to institute
State a side of the first cell body 12；Second body 112 is curved portions, and two sides of second body 112 are connected to described
Between the upper end and second upper end of body 112 of one body 111.
In the present embodiment, there is one first gap 114 between first body 111 and second body 112, this first
The width of gap 114 is：1mm-3mm；Spacing between two adjacent centers of the first bending section 11 is 6mm-8mm.
In the present embodiment, each second bending section 21 includes the 3rd body 211, the 4th body 212, the 5th body
213.The lower end of 3rd body 211 is connected to the second connecting portion 23；The lower end of 4th body 212 is connected to institute
State a side of the second cell body 22；5th body 213 is curved portions, and two sides of the 5th body 213 are connected to institute
Between the upper end and the 4th upper end of body 212 of stating the 3rd body 211.
There is one second gap 214, the width of the second gap 214 between 3rd body 211 and the 4th body 212
For：1mm-3mm；Spacing between two adjacent centers of the second bending section 21 is 6mm-8mm.
Preferred embodiment of the present utility model is these are only, it is all in this practicality not to limit the utility model
All any modification, equivalent and improvement made within new spirit and principle etc., should be included in guarantor of the present utility model
Within the scope of shield.
Claims (9)
1. a kind of automobile power cell bus-bar, it is characterised in that including copper isostere, aluminum isostere；
Copper isostere, including at least two first bending sections, it is one first cell body between two adjacent first bending sections,
The outer side edges of outermost first bending section are provided with a first connecting portion；
Aluminum isostere, including at least two second bending sections, it is one second cell body between two adjacent second bending sections,
The outer side edges of outermost second bending section are provided with a second connecting portion；
The second connecting portion is by being ultrasonically welded at the first connecting portion.
2. automobile power cell bus-bar according to claim 1, it is characterised in that the bottom surface of first cell body and institute
The bottom surface for stating the second cell body is concordant.
3. automobile power cell bus-bar according to claim 1 or 2, it is characterised in that first bending section is most
High point is concordant with the peak of second bending section.
4. automobile power cell bus-bar according to claim 1, it is characterised in that first cell body is provided with logical
Hole.
5. automobile power cell bus-bar according to claim 4, it is characterised in that the through hole is along first cell body
Length direction be equally spaced.
6. automobile power cell bus-bar according to claim 1, it is characterised in that each first bending section includes
First body, its lower end are connected to the first connecting portion；
Second body, its lower end are connected to a side of first cell body；
Second body, is curved portions, and its two side is connected between the upper end and second body upper end of first body.
7. automobile power cell bus-bar according to claim 6, it is characterised in that first body and second body
Between there is one first gap, first gap width is：1mm-3mm；Two adjacent first bending section centers it
Between spacing be 6mm-8mm.
8. automobile power cell bus-bar according to claim 1, it is characterised in that each second bending section includes
3rd body, its lower end is connected to the second connecting portion；
4th body, its lower end are connected to a side of second cell body；
5th body, is curved portions, and its two side is connected between the upper end and the 4th body upper end of the 3rd body.
9. automobile power cell bus-bar according to claim 8, it is characterised in that the 3rd body and the 4th body
Between there is one second gap, second gap width is：1mm-3mm；Two adjacent second bending section centers it
Between spacing be 6mm-8mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720814813.3U CN206878273U (en) | 2017-07-06 | 2017-07-06 | A kind of automobile power cell bus-bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720814813.3U CN206878273U (en) | 2017-07-06 | 2017-07-06 | A kind of automobile power cell bus-bar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206878273U true CN206878273U (en) | 2018-01-12 |
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ID=61329517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720814813.3U Active CN206878273U (en) | 2017-07-06 | 2017-07-06 | A kind of automobile power cell bus-bar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206878273U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019242663A1 (en) * | 2018-06-22 | 2019-12-26 | 君泰创新（北京）科技有限公司 | Welding apparatus and method for assembling solar cell |
-
2017
- 2017-07-06 CN CN201720814813.3U patent/CN206878273U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019242663A1 (en) * | 2018-06-22 | 2019-12-26 | 君泰创新（北京）科技有限公司 | Welding apparatus and method for assembling solar cell |
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