CN204204977U - Li-ion batteries piles - Google Patents
Li-ion batteries piles Download PDFInfo
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- CN204204977U CN204204977U CN201420736383.4U CN201420736383U CN204204977U CN 204204977 U CN204204977 U CN 204204977U CN 201420736383 U CN201420736383 U CN 201420736383U CN 204204977 U CN204204977 U CN 204204977U
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- lug
- battery core
- core monomer
- ion batteries
- batteries piles
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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 Li-ion batteries piles.It comprises: battery core monomer described in each other in series or parallel at least two, the width end of each described battery core monomer is extended with lug, in described battery pack, the lug of each described battery core monomer is connected according to predetermined series connection or parallel relationship, one of them of interconnective two lugs is designated as the first lug, another is designated as the second lug, wherein, the first end of the first lug, the second lug is all in vertical configuration, second end is bent into horizontal and horizontal stacking respectively, the rivet fixing riveted joint of the second end by vertically running through of described first lug, the second lug; Positive pole, the negative pole of the electric discharge interface of described Li-ion batteries piles are connected respectively with as the positive pole of described battery pack, two lugs of negative pole.Apply when this technical scheme can avoid the connection in series-parallel between lug to connect and be heated to the infringement of battery core monomer, be conducive to the performance improving battery pack.
Description
Technical field
The utility model relates to lithium ion battery, particularly a kind of Li-ion batteries piles.
Background technology
China is global maximum electric bicycle production and consumption state, and annual production and consumption figure account for the ratio weight average of Gross World Product and consumption figure more than 90%.Use through market of several years, existing market is for energy-conservation no longer strange with the concept of new-energy automobile, new-energy automobile is following substitutes the common recognition that conventional gasoline car has become various countries' development automobile industry gradually, electrokinetic cell as core component is then the key of new-energy automobile development: hybrid vehicle is transitional product best at present, but pure electric-powered automobile is future thrust, the breakthrough of core technology on battery technology.
Li-ion batteries piles obtains the powerful power supply of Large Copacity for being passed through series connection or parallel connection or connection in series-parallel combination by multiple battery core body monomer, and it is widely used in electrical source of power.Connect often through modes such as the soldering between lug, spot welding, ultrasonic bonding between battery core body monomer in the prior art.Adopt
Utility model content
One of object of the utility model embodiment is to provide a kind of Li-ion batteries piles.Apply when this technical scheme can avoid the connection in series-parallel between lug to connect and be heated to the infringement of battery core monomer, be conducive to the performance improving battery pack.
A kind of Li-ion batteries piles that the utility model embodiment provides, comprising:
Battery core monomer described in each other in series or parallel at least two, the width end of each described battery core monomer is extended with lug,
In described battery pack, the lug of each described battery core monomer is connected according to predetermined series connection or parallel relationship, and one of them of interconnective two lugs is designated as the first lug, and another is designated as the second lug,
Wherein, the first end of the first lug, the second lug is all in vertical configuration, and the second end is bent into horizontal and horizontal stacking respectively, the rivet fixing riveted joint of the second end by vertically running through of described first lug, the second lug;
Positive pole, the negative pole of the electric discharge interface of described Li-ion batteries piles are connected respectively with as the positive pole of described battery pack, two lugs of negative pole.
Alternatively, the electric discharge interface of described Li-ion batteries piles comprises: the first rigidity be connected with anode interface, negative pole interface respectively enters bonding jumper, the second rigid metal bar,
Described first rigid metal bar, the second rigid metal bar respectively water stretch out from described anode interface, negative pole interface level, and the rivet run through respectively by level is riveted mutually with as the positive pole of described battery pack, two lugs of negative pole.
Alternatively, described first rigid metal bar, the second rigid metal bar are respectively copper bar.
Alternatively, each described battery core monomer is connected mutually,
Specifically the lug of each adjacent described battery core monomer is connected according to series relationship, described first lug is one of them lug in two adjacent described battery core monomers, described second lug is another lug in two adjacent described battery core monomers, and described first lug, the second lug polarity are contrary.
Alternatively, each described battery core monomer is parallel with one another,
Specifically the lug of all described battery core monomers is connected according to parallel relationship,
Described first lug is a wherein lug of battery core monomer described in interconnective any two, and described second lug is another lug in battery core monomer described in two, and described first lug, the second lug polarity are identical.
Alternatively, the anode ear of each described battery core monomer is the copper sheet that surface is coated with nickel dam, and negative electrode lug is aluminium flake.
Therefore, relative to connection schemes such as soldering, spot welding, ultrasonic bonding, in the present embodiment Li-ion batteries piles between each battery core body, all riveting process is adopted between battery pack and electric discharge interface, application the present embodiment technical scheme can be avoided heating the fraction defective caused the infringement of battery core monomer 101, is conducive to ensureing battery performance.In addition, the present embodiment adopts the lug between battery core monomer 101 directly to bend horizontal stacking then riveting technique, and does not need other auxiliary material, and its structure is simple, is easy to operation, is conducive to saving manufacturing cost, enhances productivity.
The series, parallel that the present embodiment technical scheme had both been suitable between battery core monomer 101 is also applicable to series connection and combination in parallel.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide further understanding of the present utility model, forms a application's part, does not form improper restriction of the present utility model.
A kind of syndeton schematic diagram adopting the Li-ion batteries piles of riveting between lug that Fig. 1 provides for the utility model embodiment 1;
Fig. 2 is the partial structurtes enlarged drawing of the local D in the utility model embodiment 1 in Fig. 1.
Reference numeral:
101: battery core monomer; 201: the first rigid metal bars;
202: the second rigid metal bars; 301: the first lugs;
302: the second lugs; 401: rivet.
Embodiment
Describe the utility model in detail below in conjunction with accompanying drawing and specific embodiment, be used for explaining the utility model in this illustrative examples of the present utility model and explanation, but not as to restriction of the present utility model.
Shown in Fig. 1-2, present embodiments provide a kind of Li-ion batteries piles.It mainly comprises: be electrically connected with combination in parallel the multiple battery core monomers 101 combined according to predetermined series connection or in parallel or series connection.
Lug (anode ear, negative electrode lug) is extended with respectively in the width end of each battery core monomer 101.As the signal of the present embodiment, wherein anode ear adopts surface to be coated with the copper sheet of nickel dam, and negative electrode lug adopts aluminium flake to make.
Wherein adopt surface to be coated with the copper sheet of nickel dam, this nickel dam as the protective layer preventing copper sheet to be oxidized, can be oxidized to avoid copper sheet and causes internal resistance to increase, the problem that electric conductivity is deteriorated.
Each battery core monomer 101 in the present embodiment battery pack realizes the circuit connecting relation of predetermined battery pack by the connection between lug with lug: connect or in parallel or both combination.
For convenience, in the present embodiment, one of them of the two battery core monomers 101 connected by lug arbitrarily in battery pack is designated as the first battery core monomer 101, and another is designated as the second battery core monomer 101.By in interconnective two lugs of this battery core monomer 101 one of the first lug 301 (being positioned on the first battery core monomer 101), another is designated as the second lug 302 (being positioned on the second battery core monomer 101).In the present embodiment, the first end of the first lug 301, second lug 302 is made all to stand upright on the width end of battery core monomer 101 in vertical configuration, it is mutually stacked together that second end is bent into horizontal and after bending the mutual level of the second end respectively, vertically run through at least one rivet 401 at the second end of the first lug 301, second lug 302 of horizontal stacking, thus the two poles of the earth ear is riveted together.Wherein above-mentioned first end is the end near battery core monomer 101, and the second end is the end away from battery core monomer 101.
Each battery core monomer 101 realizes respectively by above lug riveting mode connecting to form a Li-ion batteries piles between battery core monomer 101.
Realize by can utilize this Li-ion batteries piles with the electric discharge interface be connected as the positive pole of this Li-ion batteries piles, two lugs of negative pole externally discharging.
As the signal of the present embodiment, the electric discharge interface of the present embodiment can adopt the first rigid metal bar 201, the second rigid metal bar 202 be connected with anode interface, negative pole interface to be respectively connected with as the positive pole of this Li-ion batteries piles, two lugs of negative pole respectively.Specifically: the first rigid metal bar 201, second rigid metal bar 202 respectively water run through connect electric discharge interface anode interface, negative pole interface level stretches out width end in battery pack, the first rigid metal bar 201, second rigid metal bar 202 of horizontal positioned and two lugs as the positive pole of current Li-ion batteries piles, negative pole are riveted by rivet 401 mutually that run through by level.
As the signal of the present embodiment, first rigid metal bar 201, the second rigid metal bar 202 of the present embodiment is copper bar.
Therefore, adopt technique scheme, relative to connection schemes such as soldering, spot welding, ultrasonic bonding, in the present embodiment Li-ion batteries piles between each battery core body, all riveting process is adopted between battery pack and electric discharge interface, application the present embodiment technical scheme can be avoided heating the fraction defective caused the infringement of battery core monomer 101, is conducive to ensureing battery performance.In addition, the present embodiment adopts the lug between battery core monomer 101 directly to bend horizontal stacking then riveting technique, and does not need other auxiliary material, and its structure is simple, is easy to operation, is conducive to saving manufacturing cost, enhances productivity.
The series, parallel that the present embodiment technical scheme had both been suitable between battery core monomer 101 is also applicable to series connection and combination in parallel.
Shown in Fig. 1-2, when mutually connecting between battery core monomer 101, specifically, the positive plate of two battery core monomers 101 of arbitrary neighborhood and negative plate are interconnected, wherein one are positioned at positive plate that other battery core monomers 101 connect, negative plate as positive pole, the negative pole of this battery pack using what be positioned at the outermost two relative battery core monomers 101 of battery pack.
When mutually connecting between battery core monomer 101, specifically, the anode ear of all battery core monomers 101 is connected with anode ear, and negative electrode lug is connected with negative electrode lug.Now, can be, but not limited to by the lug of indivedual battery core monomer 101 design longer so that the second end of its horizontal buckling can be equal with the second end of the lug of other battery core monomers 101, so that riveting.
Above-described execution mode, does not form the restriction to this technical scheme protection range.The amendment done within any spirit at above-mentioned execution mode and principle, equivalently to replace and improvement etc., within the protection range that all should be included in this technical scheme.
Claims (6)
1. a Li-ion batteries piles, is characterized in that, comprising:
Battery core monomer described in each other in series or parallel at least two, the width end of each described battery core monomer is extended with lug,
In described battery pack, the lug of each described battery core monomer is connected according to predetermined series connection or parallel relationship, and one of them of interconnective two lugs is designated as the first lug, and another is designated as the second lug,
Wherein, the first end of the first lug, the second lug is all in vertical configuration, and the second end is bent into horizontal and horizontal stacking respectively, the rivet fixing riveted joint of the second end by vertically running through of described first lug, the second lug;
Positive pole, the negative pole of the electric discharge interface of described Li-ion batteries piles are connected respectively with as the positive pole of described battery pack, two lugs of negative pole.
2. Li-ion batteries piles according to claim 1, is characterized in that,
The electric discharge interface of described Li-ion batteries piles comprises: the first rigidity be connected with anode interface, negative pole interface respectively enters bonding jumper, the second rigid metal bar,
Described first rigid metal bar, the second rigid metal bar respectively water stretch out from described anode interface, negative pole interface level, and the rivet run through respectively by level is riveted mutually with as the positive pole of described battery pack, two lugs of negative pole.
3. Li-ion batteries piles according to claim 1, is characterized in that,
Described first rigid metal bar, the second rigid metal bar are respectively copper bar.
4., according to arbitrary described Li-ion batteries piles of claims 1 to 3, it is characterized in that,
Each described battery core monomer is connected mutually,
Specifically the lug of each adjacent described battery core monomer is connected according to series relationship, described first lug is one of them lug in two adjacent described battery core monomers, described second lug is another lug in two adjacent described battery core monomers, and described first lug, the second lug polarity are contrary.
5., according to arbitrary described Li-ion batteries piles of claims 1 to 3, it is characterized in that,
Each described battery core monomer is parallel with one another,
Specifically the lug of all described battery core monomers is connected according to parallel relationship,
Described first lug is a wherein lug of battery core monomer described in interconnective any two, and described second lug is another lug in battery core monomer described in two, and described first lug, the second lug polarity are identical.
6., according to arbitrary described Li-ion batteries piles of claims 1 to 3, it is characterized in that,
The anode ear of each described battery core monomer is the copper sheet that surface is coated with nickel dam, and negative electrode lug is aluminium flake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420736383.4U CN204204977U (en) | 2014-11-28 | 2014-11-28 | Li-ion batteries piles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420736383.4U CN204204977U (en) | 2014-11-28 | 2014-11-28 | Li-ion batteries piles |
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| Publication Number | Publication Date |
|---|---|
| CN204204977U true CN204204977U (en) | 2015-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420736383.4U Active CN204204977U (en) | 2014-11-28 | 2014-11-28 | Li-ion batteries piles |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10243382B2 (en) | 2017-05-19 | 2019-03-26 | Dongguan Juxing Power Co., Ltd | Car jump starter power bank and battery pack connecting method thereof |
| WO2020253609A1 (en) * | 2019-06-17 | 2020-12-24 | Dongguan Amperex Technology Limited | Battery assembly |
-
2014
- 2014-11-28 CN CN201420736383.4U patent/CN204204977U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10243382B2 (en) | 2017-05-19 | 2019-03-26 | Dongguan Juxing Power Co., Ltd | Car jump starter power bank and battery pack connecting method thereof |
| WO2020253609A1 (en) * | 2019-06-17 | 2020-12-24 | Dongguan Amperex Technology Limited | Battery assembly |
| EP3984081A4 (en) * | 2019-06-17 | 2022-08-31 | Dongguan Amperex Technology Limited | Battery assembly |
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