CN204596912U - A kind of collection balancing disk of connection in series-parallel battery pack and battery pack thereof - Google Patents
A kind of collection balancing disk of connection in series-parallel battery pack and battery pack thereof Download PDFInfo
- Publication number
- CN204596912U CN204596912U CN201520108068.1U CN201520108068U CN204596912U CN 204596912 U CN204596912 U CN 204596912U CN 201520108068 U CN201520108068 U CN 201520108068U CN 204596912 U CN204596912 U CN 204596912U
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- Prior art keywords
- battery
- pcb board
- series
- battery pack
- connection
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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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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
The utility model relates to cell connector, especially a kind of collection balancing disk of connection in series-parallel battery pack and battery pack thereof; The utility model comprises pcb board and gathers terminal, described collection terminal is arranged on one end of pcb board, described pcb board is provided with the battery unit of louvre and at least two row's circuit connected in series, circuit in parallel between the battery unit often arranging series connection, it is characterized in that, described single battery unit is by battery connecting hole and conducting can disconnect this battery connecting hole and other battery and link the fuse that hole is electrically connected.The utility model not only can balancing battery module voltage, and when an economize on electricity core any in battery module there is short circuit, damage time, can protect the battery core of parallel connection with it.
Description
Technical field
The utility model relates to cell connector, especially a kind of collection balancing disk of connection in series-parallel battery pack and battery pack thereof.
Background technology
Along with the development of battery technology, its application relates to the industry-by-industries such as electric power, traffic, communication gradually.Power battery box is generally to be connected mutually by multiple battery module or parallel connection forms a battery modules and is arranged in a casing and forms, and each battery module consists of the mode of serial or parallel connection multiple cell, the capacity of battery case is larger, battery module and the cell of assembling are also more, especially for use in the battery case in motor vehicle field.When assembling, in order to each battery module and cell conduction be coupled together, general bus or the conductive plate of adopting connects.Initial battery system comprises power module, and power module is formed by connecting by power line by the cell of setting quantity.Connected by wire, this makes the complex circuit of battery system inside, installation and maintenance difficulty is very big, especially in routine use process, rub between each securing member or wire harness in system, pneumatic connecting lines road is very easily caused to loosen or the problem of acquisition monitoring circuit breakage, thus cause line short, and then cause security incident, in addition, battery applications experience is buried according to existing, in battery system may there is hydrojet situation in Individual cells in extreme circumstances, electrolyte is corrosivity conducting liquid, along with electrolyte sprays, in system, other conduction wire harness also may occur that circuit corrodes, the accidents such as short circuit, cause serious consequence.
Along with technical development, adopt must be often that conductive plate connects at present.Wherein pcb board is one of important composition portion of Li-ion batteries piles, and Li-ion batteries piles monomer battery core passes through pcb board series and parallel and cell polar ear is connected with extraction outer lead by the total pole of just (bearing) of pcb board.But in high capacity cell case, adopt this connected mode number of battery cells many, the short circuit of single battery can impact integral battery door group.
Utility model content
For above-mentioned the deficiencies in the prior art, one of the purpose of this utility model is to provide a kind of collection balancing disk of connection in series-parallel battery pack; This collection balancing disk not only can balancing battery module voltage, and when an economize on electricity core any in battery module there is short circuit, damage time, can protect the battery core of parallel connection with it.
Two of object is to provide a kind of battery pack using above-mentioned collection balancing disk.
To achieve these goals, the utility model adopts following technical scheme:
A collection balancing disk for connection in series-parallel battery pack, it act as equalization function module internal electric current and voltage.Comprise pcb board and gather terminal, described collection terminal is arranged on one end of pcb board, described pcb board is provided with the battery unit of louvre and at least two row's circuit connected in series, circuit in parallel between the battery unit often arranging series connection, described single battery unit is by battery connecting hole and conducting can disconnect the fuse that this battery connecting hole is electrically connected with other battery connecting hole.
Wherein, gathering terminal effect is gather cell voltage, electric current, and equilibrium waits effect, and wherein terminal material can adopt plastic cement or five metals material.
Wherein, described pcb board for being more than three layers, the conductive plate layer comprising base layer support insulation board, top layer insulating barrier and be folded between described base layer support insulation board, top layer insulating barrier.
Wherein, described single battery connecting hole is arranged on the single region of pcb board, offers groove around described single region, and described groove is disconnected top layer insulating barrier and the conductive plate layer of this region and pcb board other parts from top to bottom completely on pcb board.Wherein, the both sides of described groove are provided with at least two group fuse pads, and described fuse is welded on wherein on one group of fuse pad, links and conducts described single region and pcb board other parts.
Preferably, described fuse is paster fuse.
Preferably, the louvre on described pcb board is the heat radiation macropore corresponding with battery connecting hole, and heat radiation macropore and described battery unit misplace and arrange.
Preferably, being also provided with on described pcb board is evenly distributed on the heat radiation micropore on described pcb board.
A kind of battery pack, comprises module positive pole, module negative and is folded in the battery combination in the middle of described module positive pole, module negative, it is characterized in that: institute's battery combination is the assembly single battery core assembled on described collection balancing disk.
Preferably, the two poles of the earth of single battery core are provided with corresponding bolt and nut, and the bolt in the single battery core between series connection is connected with the nut in another battery core through the link hole on described pcb board.
The utility model by multiple cell by series-parallel mode, composition have certain voltage and electric current battery pack, every crosstalk cell voltage electric current can be gathered, and the electric current and voltage of each monomer.Can the electric current and voltage in balanced each cell or every crosstalk pond (n, n>1) when electric current and voltage generation deviation time.Wherein paster fuse (n, mainly determine according to use number of batteries, the model of paster fuse is also determine according to the model of used cell simultaneously) is set at each battery connecting hole adjacency.The utility model tool is had the following advantages:
(1), proportionality action: when low-voltage low current appears in any battery core in battery module, conductive plate can charge to the carrying out that voltage is low, and the electric current and voltage realized in series-parallel circuit is balanced.
(2), protective effect: when short circuit, damage appear in a battery core any in battery module, when the analog value of electric current over insurance silk, blown fuse, can disconnect with the battery core also of other phase in module.
(3), electric action: when the battery core of exception is disconnected, conductive plate meeting cut-through battery core, realizes the connection in series-parallel of other battery core, keep module internal circuit clear.
Accompanying drawing explanation
Fig. 1 gathers the structural representation that balancing disk does not arrange fuse in the utility model,
Fig. 2 is the enlarged drawing that in Fig. 1, A place is provided with fuse,
Fig. 3 gathers another structural representation of balancing disk in the utility model,
Fig. 4 is the structural representation of battery pack in the utility model.
Embodiment
Below in conjunction with the accompanying drawing of the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described.
A kind of collection balancing disk of connection in series-parallel battery pack, with reference to figure 1,2 and 3, comprise pcb board 1 and gather terminal 4, described collection terminal 4 is arranged on one end of pcb board 1, pcb board 1 is provided with at least two row's series-connected cell unit 2 and at least one row dispels the heat macropore 3 (in order to better heat radiation, multiple uniform heat radiation micropore 30 can also be set on pcb board 1), the heat radiation macropore 3 on pcb board 1, misplaces with battery unit 2 and arranges.This arrangement mode is conducive to dispelling the heat better.Parallel connection is carried out again between battery unit 2 often between series connection.Pcb board 1 is three layers, the conductive plate layer 102 comprising base layer support insulation board 103, top layer insulating barrier 101 and be folded between described base layer support insulation board 103, top layer insulating barrier 101.Single battery connecting hole establishes 12 to put on the single region 14 of pcb board 1, groove 11 is offered around single region 14, groove 11 is disconnected top layer insulating barrier 101 and the conductive plate layer 102 of this region 14 and pcb board 1 other parts from top to bottom completely on pcb board 1, the both sides of groove 11 are provided with at least two group fuse pads 13, and (this fuse pad 13 can be two groups, three groups or four groups, mainly in order to for subsequent use, when wherein one group fusing after, other can be used, and do not need to scrap monoblock pcb board), paster fuse is welded on wherein on one group of fuse pad 13, connect and conduct described single region 14 and pcb board 1 other parts.When one of them battery core because short circuit burns out; the fuse be attached thereto disconnects this battery core and other connection; current/voltage is by conductive plate 102 scattered current voltage; while protecting other circuit; can not have influence on the use of integral battery door group, circuit board can regulate with collection terminal 4 and shunt global voltage electric current.Wherein battery unit 2 is in matrix arrangement anyhow on pcb board 1, in order to application in further battery combination, pcb board 1 can be vacated the position of a battery unit, gathers terminal 4 for arranging.Electric wire is received and is gathered terminal 4 then on pcb board 1.
A kind of battery pack, refers to Fig. 4.Comprise module positive pole 7, module negative 8 and be folded in the battery combination in the middle of described module positive pole 7, module negative 8, institute's battery combination is single battery 9 is contained in the assembly gathered on balancing disk.
Wherein gather balancing disk by multiple cell by series-parallel mode, composition has the battery pack of certain voltage and electric current.Concrete employing XX goes here and there XX also, is carry out designing according to used monomer battery core type.Such as: design 345.6V130Ah battery pack, if use LiFePO4 32650 monomer battery core (3.2V5Ah), that composition battery pack needs 108 strings 26 also.Battery core quantity altogether is then finally needed to be 2808.Therefore use dissimilar cell, the design of battery pack can be had any different.
Above disclosedly be only preferred embodiment of the present utility model, certainly can not limit the interest field of the utility model with this, therefore according to the equivalent variations that the utility model claim is done, still belong to the scope that the utility model is contained.
Claims (9)
1. the collection balancing disk of a connection in series-parallel battery pack, comprise pcb board and gather terminal, described collection terminal is arranged on one end of pcb board, described pcb board is provided with the battery unit of louvre and at least two row's circuit connected in series, circuit in parallel between the battery unit often arranging series connection, it is characterized in that, described single battery unit is by battery connecting hole and conducting can disconnect the fuse that this battery connecting hole is electrically connected with other battery connecting hole.
2. the collection balancing disk of connection in series-parallel battery pack as claimed in claim 1, it is characterized in that: described pcb board is at least three layers, the conductive plate layer comprising base layer support insulation board, top layer insulating barrier and be folded between described base layer support insulation board, top layer insulating barrier.
3. the collection balancing disk of connection in series-parallel battery pack as claimed in claim 2, it is characterized in that: described single battery connecting hole is arranged on the single region of pcb board, offer groove around described single region, described groove is disconnected top layer insulating barrier and the conductive plate layer of this region and pcb board other parts from top to bottom completely on pcb board.
4. the collection balancing disk of connection in series-parallel battery pack as claimed in claim 3, it is characterized in that: the both sides of described groove are provided with at least two group fuse pads, described fuse is welded on wherein on one group of fuse pad, links and conducts described single region and pcb board other parts.
5. the collection balancing disk of connection in series-parallel battery pack as claimed in claim 4, is characterized in that: described fuse is paster fuse.
6. the collection balancing disk of connection in series-parallel battery pack as claimed in claim 1, is characterized in that: the louvre on described pcb board is the heat radiation macropore corresponding with battery connecting hole, and heat radiation macropore and described battery unit misplace and arrange.
7. the collection balancing disk of connection in series-parallel battery pack as claimed in claim 1, is characterized in that: being also provided with on described pcb board is evenly distributed on the heat radiation micropore on described pcb board.
8. a battery pack, comprising module positive pole, module negative and be folded in the battery combination in the middle of described module positive pole, module negative, it is characterized in that: institute's battery combination is for being assembled in claim 1-7 the assembly gathered described in any one on balancing disk by single battery core.
9. battery pack as claimed in claim 8, is characterized in that: the two poles of the earth of single battery core are provided with corresponding bolt and nut, and the bolt in the single battery core between series connection is connected with the nut in another battery core through the link hole on described pcb board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520108068.1U CN204596912U (en) | 2015-02-12 | 2015-02-12 | A kind of collection balancing disk of connection in series-parallel battery pack and battery pack thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520108068.1U CN204596912U (en) | 2015-02-12 | 2015-02-12 | A kind of collection balancing disk of connection in series-parallel battery pack and battery pack thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204596912U true CN204596912U (en) | 2015-08-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520108068.1U Expired - Fee Related CN204596912U (en) | 2015-02-12 | 2015-02-12 | A kind of collection balancing disk of connection in series-parallel battery pack and battery pack thereof |
Country Status (1)
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| CN (1) | CN204596912U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105355827A (en) * | 2015-11-02 | 2016-02-24 | 王开发 | Intelligent lithium storage battery |
| CN106785125A (en) * | 2017-01-22 | 2017-05-31 | 华霆（合肥）动力技术有限公司 | Warning device, battery modules and power-supply system |
| RU2667905C1 (en) * | 2017-06-16 | 2018-09-25 | Леонид Алексеевич Макриденко | Accumulator battery |
| RU2668282C1 (en) * | 2017-06-16 | 2018-09-28 | Александр Иванович Груздев | Electrical storage battery |
| CN111224050A (en) * | 2018-11-27 | 2020-06-02 | 宁波石墨烯创新中心有限公司 | Power battery pack and whole vehicle control system based on same |
| RU2732070C1 (en) * | 2020-03-28 | 2020-09-11 | Общество с ограниченной ответственностью «Энергоэлемент» | Lithium-ion storage battery module |
| CN112888159A (en) * | 2017-01-09 | 2021-06-01 | 莫仕连接器(成都)有限公司 | Battery connection module |
-
2015
- 2015-02-12 CN CN201520108068.1U patent/CN204596912U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105355827A (en) * | 2015-11-02 | 2016-02-24 | 王开发 | Intelligent lithium storage battery |
| CN112888159A (en) * | 2017-01-09 | 2021-06-01 | 莫仕连接器(成都)有限公司 | Battery connection module |
| CN112888159B (en) * | 2017-01-09 | 2022-10-25 | 莫仕连接器(成都)有限公司 | Battery connection module |
| US11699835B2 (en) | 2017-01-09 | 2023-07-11 | Molex, Llc | Circuit board and battery connection module |
| CN106785125A (en) * | 2017-01-22 | 2017-05-31 | 华霆（合肥）动力技术有限公司 | Warning device, battery modules and power-supply system |
| RU2667905C1 (en) * | 2017-06-16 | 2018-09-25 | Леонид Алексеевич Макриденко | Accumulator battery |
| RU2668282C1 (en) * | 2017-06-16 | 2018-09-28 | Александр Иванович Груздев | Electrical storage battery |
| CN111224050A (en) * | 2018-11-27 | 2020-06-02 | 宁波石墨烯创新中心有限公司 | Power battery pack and whole vehicle control system based on same |
| RU2732070C1 (en) * | 2020-03-28 | 2020-09-11 | Общество с ограниченной ответственностью «Энергоэлемент» | Lithium-ion storage battery module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150826 Termination date: 20190212 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |