CN109449360A - The battery that flexible packaging lithium ion battery is connected in series is collectively aligned assemble method - Google Patents
The battery that flexible packaging lithium ion battery is connected in series is collectively aligned assemble method Download PDFInfo
- Publication number
- CN109449360A CN109449360A CN201811156562.XA CN201811156562A CN109449360A CN 109449360 A CN109449360 A CN 109449360A CN 201811156562 A CN201811156562 A CN 201811156562A CN 109449360 A CN109449360 A CN 109449360A
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- CN
- China
- Prior art keywords
- battery
- tab
- assembled
- series
- earhole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- H01M50/528—Fixed electrical connections, i.e. not intended for disconnection
-
- 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
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
-
- 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 & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The battery being connected in series the present invention relates to a kind of flexible packaging lithium ion battery is collectively aligned assemble method, the following steps are included: production assembled in series plate, the tab of battery is inserted into one by one in the corresponding tab hole of assembled in series plate, is bent tab unification to its corresponding tin region of covering after fixing battery pack；Tab is soldered to scolding tin and is covered on tin region, and the anode and cathode that the positive and negative lead-out wire of power supply is respectively welded on assembled in series plate are covered into tin region；Casing pyrocondensation processing is carried out to integral battery group, keeps it whole secured.The present invention has rational design, all batteries are the assembled plate design patterns assembled with identical direction, the series connection of battery is become like being connected in parallel, to effectively eliminate the security risk that adjacent cell tab is easily shorted brought by traditional assembling mode, simultaneously because battery is collectively aligned mode, so that the mode of operation of all batteries is consistent, tab length is consistent, this greatly reduces the complexity of operation.
Description
Technical field
The invention belongs to battery package technique field, especially a kind of electricity of flexible packaging lithium ion battery series connection
Pond is collectively aligned assemble method.
Background technique
Tab connection type is soldering or supersonic welding when common power type flexible packaging lithium ion battery battery core series connection
It connects.Soldering method is easy, it is only necessary to welding can be completed using simple tool (such as electric iron), solder joint is rebuild, component is torn open
Change, again welding etc. technical process；In addition, soldering also has many advantages, such as at low cost, easy realization automation.And ultrasonic bonding its
Advantage be quick, energy saving, fusion intensity height, good conductivity, no-spark, close to cool grinding.But either soldering is still
Ultrasonic bonding, in assembled in series, the arrangement mode of battery is face-to-face or back-to-back, i.e. No. 1 battery and No. 2
Opposite (or opposite) arrangement of battery, No. 2 batteries (or opposite) opposite with No. 3 batteries arrange, No. 3 batteries and No. 4 batteries in opposite directions (or
It arranges, goes down by such aligned transfer opposite to each other).Above-mentioned battery exists as following drawbacks towards inconsistent arrangement mode:
1, two batteries are either face-to-face or back-to-back arrangement, the result of arrangement are all that the anode an of battery is right
The cathode of another battery the circuit for having short circuit trend is formed just, especially when two batteries from the point of view of two batteries
When back-to-back, the position apart of two adjacent tabs is smaller, and risk is bigger, and the consequence of this arrangement is easily because slightly
Neglect and cause the short circuit between battery, therefore has high security risk.
2, since the row between assembled battery is to inconsistent so that the processing mode of tab is different before welding, some need to
A left side, some need to the right, increase the complexity of operation.
3, be also to the tab length requirement of welding it is different, which increases the complexity of operation.
4, the battery series connection tab arranged face-to-face is all rolled over towards centre, and the battery series connection tab arranged back-to-back is all outwardly
The tab welding mode of folding, different arrangement modes may be different.
5, certain difficulty is caused to disassembly battery due to arrangement mode difference.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art, proposes that a kind of design is reasonable, is completely embedded secured, assembling
The battery that flexible packaging lithium ion battery that is convenient and being shorted hidden danger safety without positive and negative tab is connected in series is collectively aligned assembling side
Method.
The present invention solves its technical problem and adopts the following technical solutions to achieve:
The battery that a kind of flexible packaging lithium ion battery is connected in series is collectively aligned assemble method, comprising the following steps:
Step 1, production assembled in series plate, the assembled in series plate include substrate, positive earhole, cathode earhole and the area Fu Xi
On substrate, the tin region of covering is arranged in positive earhole for domain, the anode earhole and the two rows of uniformly distributed parallel systems of cathode earhole point
Between between cathode earhole, the tin region of covering covered between tin region and the following group anode earhole between cathode earhole is connected；
The tab of battery is inserted into the corresponding tab hole of assembled in series plate by step 2 one by one, is fixed pole after battery pack
Ear is unified to be bent to its corresponding tin region of covering；
Tab is soldered to scolding tin and is covered on tin region by step 3, and the positive and negative lead-out wire of power supply is respectively welded at assembled in series
Anode and cathode on plate cover tin region；
Step 4 carries out casing pyrocondensation processing to integral battery group, keeps it whole secured.
The advantages and positive effects of the present invention are:
1, the present invention use Special series assembled plate to realize required concatenated battery towards under arranging in a manner of consistent
Positive and negative tab linkage function, and the power outlet at battery pack both ends is directly welded on assembled in series plate, positive and negative without being welded in
On tab, adjacent cell when traditional flexible-packed battery is connected in series is abandoned and has needed face-to-face or back-to-back type operation, institute
Battery is the assembled plate design pattern assembled with identical direction, and the series connection of battery is become like parallel connection even
It connects, to effectively eliminate the security risk that adjacent cell tab is easily shorted brought by traditional assembling mode.
2, the present invention is collectively aligned mode using battery, so that the mode of operation of all batteries is consistent, tab length is consistent,
This greatly reduces the complexity of operation, to be effectively reduced due to operation error and the problem of bring cost increase.
3, the present invention is collectively aligned mode using battery, so that the difficulty that battery is dismantled from battery pack is also significantly
It reduces.
Detailed description of the invention
Fig. 1 is the assembled plate top view that the present invention uses；
Fig. 2 is that required series-connected cell tab insertion assembled plate corresponds to assembling isometric when tab hole is not bent in the present invention
Figure；
Fig. 3 is the assembling normal axomometric drawing in the present invention after required series-connected cell lug bending welding.
Specific embodiment
The embodiment of the present invention is further described below in conjunction with attached drawing.
The battery that a kind of flexible packaging lithium ion battery is connected in series is collectively aligned assemble method, may make using dedicated
Battery can also realize that the assembled in series plate of series connection is realized to be collectively aligned, comprising the following steps:
Step 1, production assembled in series plate as shown in Figure 1.
As shown in Figure 1, the assembled in series plate includes substrate 3, positive earhole 4, cathode earhole 1 and covers tin region 2.It is described
With the uniformly distributed parallel system of cathode earhole point two rows on substrate, the tin region of covering is arranged between positive earhole and bears positive earhole
Between tab hole, tin region and second positive earhole and third are covered between first cathode earhole and second cathode earhole
Tin region of covering between a anode earhole is connected, and so on.
Step 2, the tab (anode ear 6 and negative electrode lug 5) of battery 7 is inserted into corresponding tab hole one by one, and (positive earhole is born
Tab hole) in, tab unification is bent to its corresponding tin region of covering after fixing battery pack.As shown in Figures 2 and 3.
In this step, the tab design length for defaulting battery meets a group reload request, and need not carry out length tune to tab
(such as tab length is improper, can be adjusted to tab length).The battery matched is taken out, its positive and negative tab is distinguished
It is inserted into the corresponding tab hole of assembled in series plate；Other batteries are operated one by one in a manner described, pay attention to the court of all batteries at this time
It is face-to-face or back-to-back arrangement regardless of battery to being completely the same.By upright tab covering towards assembled plate
Tin region bending and close to covering tin region.
Tab is soldered to scolding tin and is covered on tin region by step 3, and the positive and negative lead-out wire of power supply is respectively welded at assembled plate mark
There is "+", "-" is corresponding to cover tin part.
Step 4 carries out casing pyrocondensation processing to integral battery group, keeps it whole securely.
Since all batteries are to be collectively aligned, the anode ear of all batteries is located at side, and negative electrode lug is located at the other side, still
If battery is arranged in parallel mode, thus, there is no the adjacent situations of positive and negative tab.
In certain applications, such as need that the electronic circuit systems such as equal balance system/voltage protection system are installed, it can be by data
What line was directly welded in assembled plate covers tin part, and need not operate to tab.
It is emphasized that embodiment of the present invention be it is illustrative, without being restrictive, therefore packet of the present invention
Include and be not limited to embodiment described in specific embodiment, it is all by those skilled in the art according to the technique and scheme of the present invention
The other embodiments obtained, also belong to the scope of protection of the invention.
Claims (1)
1. the battery that a kind of flexible packaging lithium ion battery is connected in series is collectively aligned assemble method, it is characterised in that including following
Step:
Step 1, production assembled in series plate, the assembled in series plate include substrate, positive earhole, cathode earhole and cover tin region, institute
Positive earhole and cathode earhole point two rows of uniformly distributed parallel systems are stated on substrate, it is described cover tin region be arranged between positive earhole with
Between cathode earhole, the tin region of covering covered between tin region and the following group anode earhole between cathode earhole is connected；
The tab of battery is inserted into the corresponding tab hole of assembled in series plate by step 2 one by one, and tab is united after fixing battery pack
One bends to its corresponding tin region of covering；
Tab is soldered to scolding tin and is covered on tin region by step 3, and the positive and negative lead-out wire of power supply is respectively welded on assembled in series plate
Anode and cathode cover tin region；
Step 4 carries out casing pyrocondensation processing to integral battery group, keeps it whole secured.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811156562.XA CN109449360A (en) | 2018-09-28 | 2018-09-28 | The battery that flexible packaging lithium ion battery is connected in series is collectively aligned assemble method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811156562.XA CN109449360A (en) | 2018-09-28 | 2018-09-28 | The battery that flexible packaging lithium ion battery is connected in series is collectively aligned assemble method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109449360A true CN109449360A (en) | 2019-03-08 |
Family
ID=65545551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811156562.XA Pending CN109449360A (en) | 2018-09-28 | 2018-09-28 | The battery that flexible packaging lithium ion battery is connected in series is collectively aligned assemble method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109449360A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110323402A (en) * | 2019-06-17 | 2019-10-11 | 东莞新能源科技有限公司 | Battery component and electrochemical appliance |
| CN110400896A (en) * | 2019-08-23 | 2019-11-01 | 湖南携赢科技有限公司 | Battery core series mould set bracket, battery core series mould set and its assemble method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102484232A (en) * | 2009-09-02 | 2012-05-30 | Nec能源元器件株式会社 | Assembled battery module |
| CN202737026U (en) * | 2012-08-17 | 2013-02-13 | 江苏华富储能新技术发展有限公司 | Power-type flexible-package lithium ion battery |
| CN103594731A (en) * | 2012-08-17 | 2014-02-19 | 江苏华富储能新技术发展有限公司 | Battery arranging and assembling method of powder-type flexible-packaged lithium ion storage battery |
-
2018
- 2018-09-28 CN CN201811156562.XA patent/CN109449360A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102484232A (en) * | 2009-09-02 | 2012-05-30 | Nec能源元器件株式会社 | Assembled battery module |
| CN202737026U (en) * | 2012-08-17 | 2013-02-13 | 江苏华富储能新技术发展有限公司 | Power-type flexible-package lithium ion battery |
| CN103594731A (en) * | 2012-08-17 | 2014-02-19 | 江苏华富储能新技术发展有限公司 | Battery arranging and assembling method of powder-type flexible-packaged lithium ion storage battery |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110323402A (en) * | 2019-06-17 | 2019-10-11 | 东莞新能源科技有限公司 | Battery component and electrochemical appliance |
| CN110400896A (en) * | 2019-08-23 | 2019-11-01 | 湖南携赢科技有限公司 | Battery core series mould set bracket, battery core series mould set and its assemble method |
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Application publication date: 20190308 |