CN203377302U - Portable connecting plate for soft package lithium battery - Google Patents
Portable connecting plate for soft package lithium battery Download PDFInfo
- Publication number
- CN203377302U CN203377302U CN201320370654.4U CN201320370654U CN203377302U CN 203377302 U CN203377302 U CN 203377302U CN 201320370654 U CN201320370654 U CN 201320370654U CN 203377302 U CN203377302 U CN 203377302U
- Authority
- CN
- China
- Prior art keywords
- connecting plate
- package lithium
- lithium battery
- flexible package
- lithium cell
- 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.)
- Expired - Fee Related
Links
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 49
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 49
- 238000003466 welding Methods 0.000 claims abstract description 31
- 238000012856 packing Methods 0.000 claims description 19
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 8
- 229910052802 copper Inorganic materials 0.000 claims description 8
- 239000010949 copper Substances 0.000 claims description 8
- 239000000843 powder Substances 0.000 claims description 7
- 150000001875 compounds Chemical class 0.000 claims description 6
- 229910000679 solder Inorganic materials 0.000 claims description 6
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 5
- 229910001416 lithium ion Inorganic materials 0.000 description 5
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 3
- 238000005476 soldering Methods 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 239000013585 weight reducing agent Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Classifications
-
- 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
Landscapes
- Connection Of Batteries Or Terminals (AREA)
Abstract
The utility model provides a portable connecting plate for a soft package lithium battery. The portable connecting plate for the soft package lithium battery comprises a portable connecting plate, wherein the front surface of the connecting plate is provided with acquisition wire welding points, acquisition wire leading-out holes and lug welding grooves, the quantity of the lug welding grooves is consistent to the quantity of soft package lithium battery cell lugs, the acquisition wire welding points are electrically connected with the soft package lithium battery cell lugs, the acquisition wire welding points are arranged at the periphery of the acquisition wire leading-out holes, and the acquisition wire welding points and the acquisition wire leading-out holes are arranged on one side of the lug welding grooves. The portable connecting plate for the soft package lithium battery can keep good conductivity while greatly reducing the weight, the size and the contact resistance.
Description
Technical field
The utility model relates to the lithium battery welding tooling, refers to especially a kind of flexible package lithium cell portable connecting plate.
Background technology
Its version of flexible packing lithium ion battery is different from cylinder and steel aluminum hull rectangular cell and other forms of lithium battery, the flexible packing lithium ion battery battery core be square and with two rectangle lugs, external packing aluminum plastic film structural strength is low and the overall dimension tolerance is larger, and be electriferous state during combination, therefore cause the battery core group technology to be difficult for realizing.
At present, the power lithium-ion battery used in the New energy electric vehicle, when assembling, usually adopts the both positive and negative polarity lug of flexible packing lithium ion electric core is fixed with the bolt crimping respectively on the direction of height; And traditional pole size is larger, its take up room and weight larger, therefore for electric bicycle, battery-operated motor cycle, limited, the institute's energy requirement of small-sized like this its battery space of vehicle is again more greatly; Therefore require battery volume and weight energy higher, therefore adopt the vehicle of traditional assembling mode for limited space, be difficult to reach both satisfied requirements simultaneously.
The utility model content
The utility model proposes a kind of very big reduction weight, volume and contact resistance, and can keep the flexible package lithium cell portable connecting plate of good conductive ability.
The technical solution of the utility model is achieved in that
A kind of flexible package lithium cell portable connecting plate comprises: the portable connecting plate, and the front of described connecting plate is provided with and gathers the wire bonding contact, gathers line fairlead and tab welding groove; Wherein said tab welding groove quantity is consistent with described electric core of flexible packing lithium battery lug quantity; Described collection wire bonding contact and described electric core of flexible packing lithium battery lug are electrically connected, and described collection wire bonding contact is located at described collection line fairlead surrounding; Described collection wire bonding contact and described collection line fairlead are located at a side of described tab welding groove.
The utility model connects the electric core of flexible packing lithium battery lug by connecting plate, can effectively reduce space and weight reduction that battery takies, and reduces contact resistance; And its syndeton is efficiently convenient, simple, therefore can be widely used on the batteries such as electric bike and battery-operated motor cycle.
The accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, below will the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The cross-sectional view that Fig. 1 is a kind of flexible package lithium cell portable of the utility model connecting plate;
Another orientation cross-sectional view that Fig. 2 is a kind of flexible package lithium cell portable of the utility model connecting plate;
The enlarged diagram that Fig. 3 is A place in Fig. 2;
Fig. 4 is the vertical view of a kind of flexible package lithium cell portable of the utility model connecting plate while being welded with battery core;
The vertical view that Fig. 5 is a kind of flexible package lithium cell portable of the utility model connecting plate.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not making under the creative work prerequisite the every other embodiment obtained, and all belong to the scope of the utility model protection.
Refer to accompanying drawing 1 to accompanying drawing 5; A kind of flexible package lithium cell portable connecting plate comprises: portable connecting plate 1, and the front of described connecting plate 1 is provided with and gathers wire bonding contact 2, gathers line fairlead 3 and tab welding groove 4; Wherein tab welding groove 4 quantity are consistent with electric core of flexible packing lithium battery lug 6 quantity; Described collection wire bonding contact 2 is electrically connected with described electric core of flexible packing lithium battery lug 6, and described collection wire bonding contact 2 is located at described collection line fairlead 3 surroundings; Described collection wire bonding contact 2 and described collection line fairlead 3 are located at a side of described tab welding groove 4.
When the utility model is used, by gathering line, with corresponding electric core of flexible packing lithium battery lug 6, be connected, gather line in order to gather cell voltage, and each cell voltage need to gather line, the quantity that therefore gathers line adopts N+1 line system (N is number of batteries); Gathering line fairlead 3 is to gather wire bonding contact 2 on every side, and the collection line is drawn to be welded on by collection line fairlead 3 from the back side of connecting plate and gathered wire bonding contact 2; The quantity of tab welding groove 4 is corresponding with position with position and electric core of flexible packing lithium battery lug 6 quantity
Preferably, the periphery of described tab welding groove 4 is provided with scaling powder 7; Also be equivalent to scaling powder and be located at the collection wire bonding contact 2 that gathers line fairlead 3 surroundings.
Preferably, the circumferential perimeter of described scaling powder 7 is provided with solder resist 8.
Preferably, described connecting plate 1 is pcb board.
Preferably, on described connecting plate 1, be equipped with conductive copper layer, described conductive copper layer connects adjacent electric core of flexible packing lithium battery lug 6 and gathers the wire bonding contact; Conductive copper layer is laid as required, thereby its effect is to play conduction and connect the series/parallel battery to realize series/parallel; Do not need to lay conductive copper layer in the place that does not need both positive and negative polarity to connect, avoid short circuit.
Preferred in addition, be provided with fine copper conductive filament or conductive strips at two needs between the tab welding groove of parallel/serial adjacent area; When parallel/serial electric core of flexible packing lithium battery solder stick welding, all weld on solder stick at conductive filament or conductive strips two, with electric core of flexible packing lithium battery lug 6, also be connected, thus can meet the conductive layer conductive capability not needs more in the situation of heavy-current discharge, use.Preferably, described lithium battery electric core 5 adopts many strings in the lump, first and after the compound mode of string, and gather line fairlead 3 quantity than battery series connection quantity many 1.
Preferably, described lithium battery electric core 5 adopts many and many strings, first and after the compound mode of string, and gather line fairlead 3 quantity than battery series connection quantity many 1.
Preferably, described lithium battery is single arrangement, and corresponding connecting plate 1 tab welding groove 4 correspondences are single arrangement.
Preferably, described lithium battery is double arrangement, and corresponding connecting plate 1 tab welding groove 4 correspondences are double arrangement.
During the utility model assembling, first by several tandem compounds side by side of flexible packing lithium ion electric core, again the electric core of flexible packing lithium battery lug is passed to the tab welding groove on connecting plate accordingly, make connecting plate be close to the battery core top, then with solder stick by tab welding groove and peripheral scaling powder thereof by tab welding on connecting plate, realize the also tandem compound of battery core, finally welding gathers the line wire harness again, thereby completes the connection combination of battery core.
The utility model connects battery battery core by connecting plate, can effectively reduce space and weight reduction that battery takies, and reduces contact resistance; And can effectively limit the size of soldering tin area by scaling powder and solder resist, make soldering tin within control range, thereby prevent that the soldering tin scope from causing excess Temperature too greatly and damaging battery core; This connecting plate syndeton is efficiently convenient, simple, therefore can be widely used on the batteries such as electric bike and battery-operated motor cycle.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection range of the present utility model.
Claims (10)
1. a flexible package lithium cell portable connecting plate, is characterized in that, comprising: the portable connecting plate, and the front of described connecting plate is provided with and gathers the wire bonding contact, gathers line fairlead and tab welding groove; Wherein said tab welding groove quantity is consistent with described electric core of flexible packing lithium battery lug quantity; Described collection wire bonding contact and described electric core of flexible packing lithium battery lug are electrically connected, and described collection wire bonding contact is located at described collection line fairlead surrounding; Described collection wire bonding contact and described collection line fairlead are located at a side of described tab welding groove.
2. a kind of flexible package lithium cell portable connecting plate as claimed in claim 1, is characterized in that, the periphery of described tab welding groove is provided with scaling powder.
3. a kind of flexible package lithium cell portable connecting plate as claimed in claim 2, is characterized in that, the circumferential perimeter of described scaling powder is provided with solder resist.
4. a kind of flexible package lithium cell portable connecting plate as claimed in claim 1, is characterized in that, described connecting plate is pcb board.
5. a kind of flexible package lithium cell portable connecting plate as claimed in claim 1, is characterized in that, on described connecting plate, is equipped with conductive copper layer, and described conductive copper layer connects adjacent electric core of flexible packing lithium battery lug and gathers the wire bonding contact.
6. a kind of flexible package lithium cell portable connecting plate as claimed in claim 1, is characterized in that, at two needs, between the tab welding groove of parallel/serial adjacent area, is provided with fine copper conductive filament or conductive strips.
7. a kind of flexible package lithium cell portable connecting plate as claimed in claim 1, is characterized in that, described lithium battery electric core adopts many strings in the lump, first and after the compound mode of string, and gather line fairlead quantity than battery series connection quantity many 1.
8. a kind of flexible package lithium cell portable connecting plate as claimed in claim 1, is characterized in that, described lithium battery electric core adopts many and many strings, first and after the compound mode of string, and gather line fairlead quantity than battery series connection quantity many 1.
9. a kind of flexible package lithium cell portable connecting plate as claimed in claim 1, is characterized in that, described lithium battery is single arrangement, and corresponding connecting plate tab welding groove correspondence is single arrangement.
10. a kind of flexible package lithium cell portable connecting plate as claimed in claim 1, is characterized in that, described lithium battery is double arrangement, and corresponding connecting plate tab welding groove is double arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320370654.4U CN203377302U (en) | 2013-06-24 | 2013-06-24 | Portable connecting plate for soft package lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320370654.4U CN203377302U (en) | 2013-06-24 | 2013-06-24 | Portable connecting plate for soft package lithium battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203377302U true CN203377302U (en) | 2014-01-01 |
Family
ID=49839812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320370654.4U Expired - Fee Related CN203377302U (en) | 2013-06-24 | 2013-06-24 | Portable connecting plate for soft package lithium battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203377302U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109216637A (en) * | 2017-06-30 | 2019-01-15 | 中国电子科技集团公司第十八研究所 | Flexible package lithium battery connection structure |
| CN109435252A (en) * | 2018-08-23 | 2019-03-08 | 广州倬粤动力新能源有限公司 | A kind of welding method of fiberboard |
| CN113964457A (en) * | 2021-09-28 | 2022-01-21 | 上海空间电源研究所 | Restorable high-expansion-rate lithium ion battery |
-
2013
- 2013-06-24 CN CN201320370654.4U patent/CN203377302U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109216637A (en) * | 2017-06-30 | 2019-01-15 | 中国电子科技集团公司第十八研究所 | Flexible package lithium battery connection structure |
| CN109435252A (en) * | 2018-08-23 | 2019-03-08 | 广州倬粤动力新能源有限公司 | A kind of welding method of fiberboard |
| CN113964457A (en) * | 2021-09-28 | 2022-01-21 | 上海空间电源研究所 | Restorable high-expansion-rate lithium ion battery |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160504 Address after: 100020 Beijing city Chaoyang District East Bridge Road No. 8 North Tower SOHO is 2601 A Patentee after: Beijing universal Amperex Technology Limited Address before: Three Mile Bridge, Xinhui Road, Henan, Xinxiang 453002, China Patentee before: Henan Huanyu New Energy Technology Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140101 Termination date: 20180624 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |