CN208522021U - A kind of busbar connector and battery modules of battery modules - Google Patents
A kind of busbar connector and battery modules of battery modules Download PDFInfo
- Publication number
- CN208522021U CN208522021U CN201821046078.7U CN201821046078U CN208522021U CN 208522021 U CN208522021 U CN 208522021U CN 201821046078 U CN201821046078 U CN 201821046078U CN 208522021 U CN208522021 U CN 208522021U
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- CN
- China
- Prior art keywords
- battery modules
- explosion
- collection plate
- busbar connector
- proof valve
- 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
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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
Landscapes
- Gas Exhaust Devices For Batteries (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
On the one hand the utility model discloses a kind of busbar connector of battery modules, the busbar connector of battery modules includes: collection plate and several connection sheets, several described connection sheets are according to the two sides of the series-parallel relative direction for requiring to be arranged in the collection plate of the battery modules, and the collection plate is equipped with several explosion-proof valve relief portion.On the other hand the utility model also discloses a kind of battery modules, explosion-proof valve relief portion avoids the high temperature and high pressure gas sprayed inside battery core, liquid from being stopped for avoiding explosion-proof valve.
Description
Technical field
The utility model relates to power battery technology field, in particular to the busbar connector and battery mould of a kind of battery modules
Group.
Background technique
It is influenced by environmental regulatory control and energy technology progress, new energy electric motor vehicle development is high at an unprecedented rate
Speed increases；In new energy vehicle, lithium battery energy electric vehicle occupies the absolute leading force of new energy vehicle.New energy lithium battery exists
Under the promotion of vehicle factor and relevant policies, battery cell structure is in the side of being intended to shell VDA (VBRBAND DER AUTOBOMIL
INDUSTRIE, the meeting of German automobiles industrial combination) standard size, mould group is also in trend VDA master die group.Current lithium battery skill
Art is not up to 100% safety in terms of security performance, and the auxiliary security design outside lithium battery monomer is that current lithium battery is set safely
One big significant design thinking of meter.
In general, single battery (also known as battery core) is equipped with explosion-proof valve, explosion-proof valve can be when thermal runaway occurs for battery cell
It opens, sprays the high temperature and high pressure gas inside single battery, liquid etc. to discharge the heat continued in single battery, avoid endangering
Danger occurs.The collection plate in mould group is not directed to explosion-proof valve and opens up avoid holes at present, so that the smooth unlatching of explosion-proof valve is blocked,
High temperature and high pressure gas that battery cell is sprayed, liquid are blocked, and are assembled in venting, the position of venting is not played preferably
Decrease temperature and pressure effect, the thermal runaway of single battery can continue to carry out；If venting has combustible, it is also possible to be sprayed in venting high
It is directly ignited when warm high pressure gas, liquid, thermal runaway is caused to accelerate in advance, cause violent explosion on fire.
Utility model content
In order to solve the above technical problems, the utility model embodiment provides the busbar connector and battery mould of a kind of battery modules
Group.
In order to achieve the above objectives, the technical solution of the utility model is achieved in that
The utility model embodiment provides a kind of busbar connector of battery modules, and the busbar connector of the battery modules includes:
Collection plate and several connection sheets, several described connection sheets are arranged according to the series-parallel requirement of the battery modules adopts described
Collect the two sides of the relative direction of plate, the collection plate is equipped with several explosion-proof valve relief portion.
In above scheme, several described explosion-proof valve relief portion are arranged along the collection plate length direction.
In above scheme, the busbar connector of the battery modules further includes several connectors, several connectors
Quantity is equal with the quantity of connection sheet described in several, and each connection sheet passes through the connector and the acquisition
Plate is connected.
In above scheme, the busbar connector of the battery modules further includes be separately positioned on the collection plate relative direction two
The junctional membrane of side, the junctional membrane are connect with the collection plate, several institutes positioned at the two sides of the collection plate relative direction
Connection sheet is stated to be mounted on the junctional membrane of corresponding side.
In above scheme, the busbar connector of the battery modules further includes at least two for connecting between the different battery modules
The leading-out piece connect, each leading-out piece are connected with a connection sheet.
In above scheme, the busbar connector of the battery modules further includes the chip for collection voltages and/or temperature, and is used
In the Wiring harness connector of communication with the outside world, the chip and the Wiring harness connector are mounted on the collection plate.
In above scheme, the explosion-proof valve relief portion is avoid holes or evacuation block.
The utility model embodiment additionally provides a kind of battery modules, and the battery modules include battery core group and above-mentioned battery
The busbar connector of mould group；The battery core group includes the battery core of several arranged in parallel, is separately mounted to above each battery core
Positive Poles and negative pole are equipped with explosion-proof valve in each battery core, and the explosion-proof valve is located at the Positive Poles and institute
State between negative pole, the explosion-proof valve relief portion is matched with the explosion-proof valve, the connection sheet and the Positive Poles or/
And the negative pole is connected to realize the series-parallel connection between several described battery cores.
In above scheme, the explosion-proof valve relief portion and the explosion-proof valve are corresponded.
In above scheme, the collection plate is mounted between the Positive Poles and the negative pole.
The utility model embodiment provides the busbar connector and battery modules of a kind of battery modules, and connection sheet is used for and battery core
It is connected to realize the series-parallel of several battery cores in mould group, collection plate is for acquiring the information such as voltage, the temperature of battery core.Explosion-proof valve
Relief portion avoids the high temperature and high pressure gas sprayed inside battery core, liquid from being stopped, makes high temperature and pressure for avoiding explosion-proof valve
The ejection of gas, liquid can quickly take the heat gathered in battery core out of, delay and reduce battery core generation thermal runaway explosion on fire
Severe degree.
Detailed description of the invention
Fig. 1 is the top view of one alternative construction of busbar connector of the battery modules of the utility model embodiment；
Fig. 2 is the main view of busbar connector in Fig. 1；
Fig. 3 is the side view of busbar connector in Fig. 1；
Fig. 4 is the main view of an alternative construction of the battery core of the battery modules of the utility model embodiment；
Fig. 5 is the top view of battery core in Fig. 4；
Fig. 6 is the top view of an alternative construction of the battery modules of the utility model embodiment.
Appended drawing reference: busbar connector 100；Collection plate 110；Avoid holes 111；Chip 112；Wiring harness connector 113；Connection sheet
120；Connector 130；Leading-out piece 140；Junctional membrane 150；Battery modules 200；Battery core 210；Explosion-proof valve 211；Positive Poles 212；
Negative pole 213.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
The attached drawing of type embodiment is purged the technical solution of the utility model embodiment, is fully described by.Obviously, described
Embodiment is a part of the embodiment of the utility model, rather than whole embodiments.Reality based on described the utility model
Example is applied, those skilled in the art's every other embodiment obtained belongs to scope of protection of the utility model.
In the description of the present invention, it should be understood that if any instructions such as term " on ", "lower", "inner", "outside"
Orientation or positional relationship are to be based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description the utility model and letter
Change description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific orientation construct and
Operation, therefore should not be understood as limiting the present invention.In addition, term " first ", " second " are used for description purposes only, and
It cannot be understood as indicating or implying relative importance or imply the quantity of technical characteristic that can only be indicated.
In the present invention unless specifically defined or limited otherwise, if any term " installation ", " connected ", " connection "
Etc. shall be understood in a broad sense.It for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected.It can be machinery
Connection, is also possible to be electrically connected, can be and be directly connected to, can also be indirectly connected with by intermediary, can be two elements
Internal connection.For a person skilled in the art, it can according to circumstances understand above-mentioned term in the present invention
Concrete meaning.
The utility model first aspect embodiment provides a kind of busbar connector 100 of battery modules, referring to Fig. 1 to Fig. 3 institute
100 1 optional structure diagrams of busbar connector of the battery modules of the utility model embodiment shown are illustrated.
The busbar connector 100 of the battery modules of the utility model embodiment includes collection plate 110 and several connection sheets 120,
Two sides of several connection sheets 120 according to the series-parallel relative direction for requiring to be arranged in collection plate 110 of battery modules, collection plate
110 are equipped with several explosion-proof valve relief portion.
In the present embodiment, the quantity of connection sheet 120 can be adjusted according to the quantity of battery core 210 in battery modules 200, when
When the quantity of connection sheet 120 is more than two, the setting of the interval of connection sheet 120.Each connection sheet 120 can according to need and meanwhile with
Two of two adjacent battery cores 210 different poles are connected, and can also only be connected with a pole of a battery core 210 with will be each
A 210 pole serial or parallel connection of battery core.Specifically, connection sheet 120 is connected by way of laser welding with 210 pole of battery core.
Collection plate 110 and connection sheet 120 cooperate so that battery modules 200 are carried out with the acquisition of the information such as voltage, temperature.Collection plate 110 can
To select pcb board (Printed Circuit Board printed circuit board), FPC plate (Flexible Printed Circuit
Board, flexible circuit board) or ABS (Acrylonitrile Butadiene Styrene plastic, acrylic nitrile-butadiene two
Alkene-polyglass) etc. plastic plates.In the present embodiment, the explosion-proof valve relief portion is avoid holes 111, and avoid holes 111 are used for
The explosion-proof valve 211 in battery core 210 is avoided, avoids stopping 210 explosion-proof valve 211 of battery core, so that after the unlatching of explosion-proof valve 211 not
Influence explosion-proof；Aperture is handled on collection plate 110 simultaneously, is reduced the weight of collection plate, is provided the energy of battery modules
Metric density.The size of avoid holes 111 can be adjusted according to 211 size of explosion-proof valve.
Specifically, in some examples of the utility model, shape, the size of avoid holes 111 can be with 211 shapes of explosion-proof valve
Shape, size are similar or identical.Several avoid holes 111 are arranged along 110 length direction of collection plate.As shown in Figure 1, avoid holes 111
It is oblong with explosion-proof valve 211 in battery core 210, and the two size, quantity are equal.
It is understood that collection plate 110 is mounted on 210 top of battery core, it, can when 110 reserved space of collection plate is enough
To open up avoid holes 111 corresponding with the adjacent explosion-proof valve 211 of at least two battery cores 210, i.e., kept away for one on collection plate 110
Hole 111 is allowed to can be used for avoiding more than two explosion-proof valves 211.Thus, the quantity of avoid holes 111 can be on collection plate 110
One, two or more can be specifically adjusted as needed.
In some implementations of the utility model, connection sheet 120 can directly be connected with conductive component with carry out voltage,
The acquisition of temperature information, at this time wire assembly can choose physically can be isolated with collection plate 110 conducting wire.At this
In other optional implementations of utility model, the busbar connector 100 of battery modules further includes several connectors 130, several
The quantity of a connector 130 is equal with the quantity of several connection sheets 120, and each connection sheet 120 passes through a connector 130
It is connected with collection plate 110.At this point, connection sheet 120 can be indirectly connected by connector 130 and conductive component with carry out voltage,
The acquisition of temperature information, wire assembly can be the conducting wire or circuit being printed on collection plate 110 at this time.
According to one optional implementation of the utility model, the busbar connector 100 of battery modules further includes being separately positioned on
The junctional membrane 150 of the two sides of 110 relative direction of collection plate, junctional membrane 150 are connect with collection plate 110, and it is opposite to be located at collection plate 110
Several connection sheets 120 of the two sides in direction are mounted on the junctional membrane 150 of corresponding side.
Junctional membrane 150 is insulating film, and junctional membrane 150 can be not only used for bearer connection piece 120, and can be used for code wire.
For example, connection sheet 120 is fixed on junctional membrane 150 by way of insertion, junctional membrane 150 is connected so as to converge with collection plate 110
Stream row 100 forms the entirety being easily installed.Junctional membrane 150 is preferably sheet, the confluence that junctional membrane 150 and collection plate 110 are formed
100 lighter in weight are arranged, thinner thickness is conducive to the energy density for improving battery modules 200.
According to one optional implementation of the utility model, the busbar connector 100 of battery modules further includes at least two use
The leading-out piece 140 connected between different battery modules 200, each leading-out piece 140 are connected with a connection sheet 120.
For leading-out piece 140 for realizing the connection between different battery modules 200, leading-out piece 140 and connection sheet 120 are conduction
Body, leading-out piece 140 can be integrally formed with connection sheet 120.
Another optional implementation according to the utility model, the busbar connector 100 of battery modules further includes for acquiring
Voltage and/or the chip of temperature 112, and for the Wiring harness connector 113 of communication with the outside world, chip 112 and Wiring harness connector 113
It is mounted on collection plate 110.
Chip 112 is mounted on collection plate 110, and is spaced apart with avoid holes 111.Voltage and/or temperature etc. acquire signal
Data exchange can be completed by Wiring harness connector 113 and extraneous communication.
As shown in Figures 4 to 6, according to the battery modules 200 of the utility model second aspect embodiment include battery core group and
The busbar connector 100 of above-mentioned battery modules；The battery core group include the battery core 210 of several arranged in parallel, be separately mounted to it is each
The Positive Poles 212 and negative pole 213 of the top of battery core 210 are equipped with explosion-proof valve 211, explosion-proof valve 211 in each battery core 210
Between Positive Poles 212 and negative pole 213, explosion-proof valve relief portion is matched with explosion-proof valve 211, connection sheet 120 with just
Pole pole 212 or/and negative pole 213 are connected to realize the series-parallel connection between several battery cores 210.
The battery modules 200 of the utility model embodiment include but is not limited to lithium-ion-power cell mould group, such as VDA mould
Group, battery core 210 are also not necessarily limited to ternary battery core.As shown in figure 5, explosion-proof valve 211 is oblong explosion-proof valve 211 in battery core 210, accordingly
Ground, as shown in Figure 1, collection plate 110 is equipped with and the one-to-one avoid holes 111 of explosion-proof valve 211, wherein 111 quantity of avoid holes
It is identical as explosion-proof valve 211 with size.
According to one optional implementation of the utility model, collection plate 110 is mounted on Positive Poles 212 and negative pole
Between 213.As shown in Figure 4 and Figure 5, the height of Positive Poles 212 and negative pole 213 is higher than explosion-proof valve 211, by collection plate
110 are arranged between Positive Poles 212 and negative pole 213 space that can be efficiently used in battery modules 200.
In above-described embodiment, the explosion-proof valve relief portion is by taking avoid holes 111 as an example；In other embodiments, described anti-
Quick-fried valve relief portion can be evacuation block, and the evacuation block can successfully be detached from 110 shape of collection plate when explosion-proof valve 211 is opened
At avoid holes, so that high temperature and high pressure gas, liquid that battery cell is sprayed are smoothly discharged from the avoid holes of formation.It is described to keep away
Allow block can for 110 integrally connected of collection plate, Weak link is formed in the evacuation block and 110 junction of collection plate, for example, leading to
It crosses and forms the evacuation block by heating indentation process on collection plate 110, since the connection thickness at impression is than collection plate 110
Ontology is thin, when battery cell sprays high temperature and high pressure gas or liquid, under the impact of high pressure gas or liquid, at impression first
Fracture, so that making the evacuation block successfully be detached from collection plate 110 forms avoid holes.The evacuation block can also be and collection plate
110 are flexibly connected, for example, increasing by a hat shape with marginal ridge at the avoid holes 111 on collection plate 110 and avoiding block, the hat shape
The central projection position for avoiding block passes through avoid holes 111, and the marginal ridge of the hat shape evacuation block is located at the acquisition on 111 periphery of avoid holes
Under plate 110, when battery cell sprays high temperature and high pressure gas or liquid, under the impact of high pressure gas or liquid, the hat shape
Evacuation block is successfully detached from collection plate 110 after marginal ridge deformation and exposes avoid holes 111.Using evacuation block, both can normally make
Dust-proof from used time, waterproof action, and avoid holes can be successfully formed when explosion-proof valve is opened.
According to the other structures of the battery modules 200 of the utility model embodiment and operation for those skilled in the art and
Speech is all to be understood that and easy to accomplish, therefore is not described in detail.
The above, the only preferred embodiment of the utility model, are not intended to limit the protection of the utility model
Range.
Claims (10)
1. a kind of busbar connector of battery modules, which is characterized in that the busbar connector of the battery modules includes: collection plate and several
The relative direction of the collection plate is arranged according to the series-parallel requirement of the battery modules for connection sheet, several described connection sheets
Two sides, the collection plate be equipped with several explosion-proof valve relief portion.
2. the busbar connector of battery modules according to claim 1, which is characterized in that several explosion-proof valve relief portion edges
The collection plate length direction setting.
3. the busbar connector of battery modules according to claim 1, which is characterized in that the busbar connector of the battery modules also wraps
Several connectors are included, the quantity of several connectors is equal with the quantity of connection sheet described in several, each company
Contact pin passes through the connector and is connected with the collection plate.
4. the busbar connector of battery modules according to claim 1, which is characterized in that the busbar connector of the battery modules also wraps
The junctional membrane for being separately positioned on the two sides of the collection plate relative direction is included, the junctional membrane connect with the collection plate, is located at
Several described connection sheets of the two sides of the collection plate relative direction are mounted on the junctional membrane of corresponding side.
5. the busbar connector of battery modules according to claim 1, which is characterized in that the busbar connector of the battery modules also wraps
At least two are included for the leading-out piece that connects between the different battery modules, each leading-out piece with a connection sheet
It is connected.
6. the busbar connector of battery modules according to claim 1, which is characterized in that the busbar connector of the battery modules also wraps
The chip for collection voltages and/or temperature is included, and for the Wiring harness connector of communication with the outside world, the chip and the harness
Connector is mounted on the collection plate.
7. the busbar connector of battery modules according to claim 1, which is characterized in that the explosion-proof valve relief portion is avoid holes
Or evacuation block.
8. a kind of battery modules, which is characterized in that the battery modules include described in battery core group and any one of claim 1 to 7
Battery modules busbar connector；The battery core group includes the battery core of several arranged in parallel, is separately mounted to each battery core
The Positive Poles and negative pole of top, explosion-proof valve is equipped in each battery core, and the explosion-proof valve is located at the positive pole
Between column and the negative pole, the explosion-proof valve relief portion is matched with the explosion-proof valve, the connection sheet and the anode
Pole or/and the negative pole are connected to realize the series-parallel connection between several described battery cores.
9. battery modules according to claim 8, which is characterized in that the explosion-proof valve relief portion and the explosion-proof valve are one by one
It is corresponding.
10. battery modules according to claim 8, which is characterized in that the collection plate be mounted on the Positive Poles and
Between the negative pole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821046078.7U CN208522021U (en) | 2018-07-02 | 2018-07-02 | A kind of busbar connector and battery modules of battery modules |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821046078.7U CN208522021U (en) | 2018-07-02 | 2018-07-02 | A kind of busbar connector and battery modules of battery modules |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208522021U true CN208522021U (en) | 2019-02-19 |
Family
ID=65337356
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821046078.7U Expired - Fee Related CN208522021U (en) | 2018-07-02 | 2018-07-02 | A kind of busbar connector and battery modules of battery modules |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208522021U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108899464A (en) * | 2018-07-02 | 2018-11-27 | 中兴高能技术有限责任公司 | A kind of busbar connector and battery modules of battery modules |
| CN109888160A (en) * | 2019-03-12 | 2019-06-14 | 深圳市易为派科技有限公司 | Battery pack integration mould group electrical connector and its design technology method |
| CN114006059A (en) * | 2021-10-29 | 2022-02-01 | 蜂巢能源科技有限公司 | Battery module and battery pack with same |
-
2018
- 2018-07-02 CN CN201821046078.7U patent/CN208522021U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108899464A (en) * | 2018-07-02 | 2018-11-27 | 中兴高能技术有限责任公司 | A kind of busbar connector and battery modules of battery modules |
| CN109888160A (en) * | 2019-03-12 | 2019-06-14 | 深圳市易为派科技有限公司 | Battery pack integration mould group electrical connector and its design technology method |
| CN114006059A (en) * | 2021-10-29 | 2022-02-01 | 蜂巢能源科技有限公司 | Battery module and battery pack with same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190219 Termination date: 20210702 |