CN206353595U - A kind of battery modules and electrokinetic cell - Google Patents
A kind of battery modules and electrokinetic cell Download PDFInfo
- Publication number
- CN206353595U CN206353595U CN201720062463.XU CN201720062463U CN206353595U CN 206353595 U CN206353595 U CN 206353595U CN 201720062463 U CN201720062463 U CN 201720062463U CN 206353595 U CN206353595 U CN 206353595U
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- China
- Prior art keywords
- battery
- battery modules
- flexible coupling
- heat insulation
- battery cell
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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
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Abstract
The utility model provides a kind of battery modules and electrokinetic cell.In battery modules, heat insulation is set being flexible coupling between battery cell, the heat on being flexible coupling can be isolated in outside battery cell.In the battery modules course of work, when temperature caused by the electric current that is flowed through on being flexible coupling is larger is higher, due to being provided with heat insulation, the heat being flexible coupling is isolated in outside battery cell so that being flexible coupling with higher temperature will not also be impacted to neighbouring battery cell.Ensure that the temperature of battery cell is in normal level, be not in the phenomenon of thermal run away, improve the safety in groups of integral battery door module.
Description
Technical field
The utility model is related to cell art, in particular to a kind of battery modules and electrokinetic cell.
Background technology
The electrokinetic cell that electric automobile is used is as the source of automobile power, and electrokinetic cell can include many Battery pack moulds
Group.Due in each battery modules can include multiple battery cells, multiple battery cells can also serial or parallel connection, pass through
Connecting portion is set on anode collection plate and negative pole currect collecting plate, the negative or positive electrode of a battery modules is formed respectively.Multigroup electricity
Between the module of pond mutual serial or parallel connection in groups when, the negative or positive electrode of two battery modules can be connected by being flexible coupling.
Because the quantity of battery cell in battery modules is more, the electric current passed through in being flexible coupling is larger so that be flexible coupling by
The heat that this is produced is also higher.In the battery modules course of work, be flexible coupling on temperature even can exceed battery core unstability
Temperature, the safety belt in groups to battery carrys out hidden danger.
Utility model content
In view of this, the utility model provides a kind of battery modules and electrokinetic cell, can solve the above problems.
The technical scheme that the utility model is provided is as follows：
A kind of battery modules, battery modules include the battery cell in multiple battery cells, each battery modules
The two poles of the earth connect a collector plate respectively；The battery modules also include the collector plate for being used to connect two battery modules, so that
Two battery modules serial or parallel connections are flexible coupling；
It is described to be flexible coupling and be provided with heat insulation between the battery cell being flexible coupling, the heat insulation include with
The first end face matched close to multiple battery cell shapes of the heat insulation, and close to the second end face being flexible coupling.
Preferably, the second end face of the heat insulation and it is described be flexible coupling between be provided with felt pad.
Preferably, the battery cell is cylindrical battery, and the first end face includes the multiple and cylindrical battery
The curved surface that matches of side.
Preferably, it is described to be flexible coupling including the first connection end, the second connection end and be arranged on first connection end and
Transition part between two connection ends, it is described be flexible coupling to be stacked gradually by multiple conductive sheet layers constitute.
Preferably, be provided with the collector plate for connecting the connecting portion being flexible coupling, it is described be flexible coupling with it is described
Connecting portion is fixedly connected.
Preferably, it is provided with connecting hole on the connecting portion.
Preferably, be respectively arranged with fixing hole on first connection end and second connection end, the fixing hole with
The connecting hole is fixedly connected by connector.
Preferably, the conductive sheet layer is aluminium foil layer or copper foil layer.
Preferably, it is provided with felt pad between the first end face of the heat insulation and the battery cell.
The utility model additionally provides a kind of electrokinetic cell, including at least one above-mentioned battery modules.
In the utility model embodiment, heat insulation is set being flexible coupling between battery cell, will can be flexible coupling on
Heat be isolated in outside battery cell.In the battery modules course of work, be flexible coupling on the electric current that flows through it is larger caused by temperature
When higher, due to being provided with heat insulation, the heat being flexible coupling is isolated in outside battery cell so that the soft company with higher temperature
Connecing will not also impact to neighbouring battery cell.Ensure that the temperature of battery cell is in normal level, be not in hot mistake
Steady phenomenon, improves the safety in groups of integral battery door module.
To enable above-mentioned purpose of the present utility model, feature and advantage to become apparent, preferred embodiment cited below particularly, and
Coordinate appended accompanying drawing, be described in detail below.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme of the utility model embodiment, it will use below required in embodiment
Accompanying drawing be briefly described, it will be appreciated that the following drawings illustrate only some embodiments of the present utility model, therefore should not be by
Regard the restriction to scope as, for those of ordinary skill in the art, on the premise of not paying creative work, may be used also
To obtain other related accompanying drawings according to these accompanying drawings.
A kind of decomposition texture schematic diagram for battery modules that Fig. 1 provides for the utility model embodiment.
The schematic diagram of heat insulation in the battery modules that Fig. 2 provides for the utility model embodiment.
The overall schematic for the battery modules that Fig. 3 provides for the utility model embodiment.
Fig. 4 is the enlarged drawing at I in Fig. 3.
Icon：100- battery modules；101- battery cells；102- collector plates；103- is flexible coupling；104- heat insulations；1041-
First end face；1042- second end faces.
Embodiment
Below in conjunction with accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out clear
Chu, it is fully described by, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole realities
Apply example.The component for the utility model embodiment being generally described and illustrated herein in the accompanying drawings can be come with a variety of configurations
Arrangement and design.Therefore, the detailed description of embodiment of the present utility model below to providing in the accompanying drawings is not intended to limit
Claimed scope of the present utility model, but it is merely representative of selected embodiment of the present utility model.Based on the utility model
Embodiment, the every other embodiment that those skilled in the art are obtained on the premise of creative work is not made, all
Belong to the scope of the utility model protection.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined in individual accompanying drawing, then it further need not be defined and explained in subsequent accompanying drawing.Meanwhile, it is new in this practicality
In the description of type, term " first ", " second " etc. are only used for distinguishing description, and it is not intended that indicating or implying relatively important
Property.
The embodiment of the present application provides a kind of battery modules 100, as shown in Figures 1 to 4, and battery modules 100 include multiple
The two poles of the earth of battery cell 101 in battery cell 101, battery modules 100 connect a collector plate 102 respectively；The battery modules
100 also include the collector plate 102 of two battery modules 100 of connection, so that multiple serial or parallel connections of the battery modules 100
Be flexible coupling 103.
In the embodiment of the present application, the collector plate 102 in battery modules 100 can include an anode collection plate and a negative pole
Connect respectively with anode collection plate and negative pole currect collecting plate after the serial or parallel connection of battery cell 101 in collector plate, battery modules 100
Connect, be connected the positive pole of battery cell 101, negative pole with outside other equipment by anode collection plate and negative pole currect collecting plate.For letter
Just it for the sake of, illustrate only a collector plate 102 in detail in this figure, but the embodiment of the present application quantity not to collector plate 102 and set
Seated position makes limitation, and battery modules 100 set the form of collector plate 102 can be using a variety of shapes feasible in the prior art
Formula, is repeated no more here.
The electrokinetic cell that electric automobile is used is as the source of automobile power, and electrokinetic cell can include multigroup battery modules
100.Due to that can include multiple battery cells 101 in each battery modules 100, multiple battery cells 101 can also connect
Or it is in parallel, by setting connecting portion on anode collection plate and negative pole currect collecting plate, the positive pole of a battery modules 100 is formed respectively
Or negative pole.Between multigroup battery modules 100 mutual serial or parallel connection in groups when, can be by being flexible coupling 103 by two battery moulds
The negative or positive electrode connection of group 100.
Because the quantity of battery cell 101 in battery modules 100 is more, the electric current passed through in 103 that is flexible coupling is larger so that
The 103 resulting heats that are flexible coupling are also higher.In the course of work of battery modules 100, the temperature being flexible coupling on 103 even energy
Enough exceed the unstability temperature of battery core, the safety belt in groups to battery carrys out hidden danger.
Although being flexible coupling in the condition of high temperature 103 is not contacted directly with battery cell 101, due to being flexible coupling 103
When connecting collector plate 102.Based on the structure design of overall battery modules 100, the output end of collector plate 102 is generally located on
The outside of battery cell 101 at most edge, the output end of collector plate 102 and the battery cell 101 at most edge in battery modules 100
Distance it is also just smaller, accordingly, be connected with the output end of collector plate 102 be flexible coupling 103 and most edge battery cell 101 away from
From also just smaller.Although in the connection procedure for being flexible coupling 103, can avoid being flexible coupling as far as possible 103 connects with battery cell 101
Touch, but 103 in small distance with most edge battery cell 101 due to being flexible coupling, 103 are flexible coupling in the condition of high temperature during work
On heat still can with radiate or other modes be delivered near on the battery cell 101 for being flexible coupling 103.Also, due to
Battery modules 100 are jolted or other dangerous situations when being arranged on as electrokinetic cell on electric automobile in the event of abnormal
When.It is flexible coupling and 103 is possible to because abnormal contact with neighbouring battery modules 100, makes the generation thermal run away of battery cell 101
It is dangerous.
In the embodiment of the present application, it is described be flexible coupling between 103 and battery cell 101 be provided with heat insulation 104, it is described every
The first end face 1041 that hot block 104 matches including the shape of multiple battery cells 101 with the close heat insulation 104, and with
The 103 close second end faces 1042 that are flexible coupling.
In order to avoid in the heat transfer that is flexible coupling on 103 to neighbouring battery cell 101, in 103 and the battery of being flexible coupling
The barrier of heat is carried out by setting heat insulation 104 between monomer 101, the size and number of the heat insulation 104 can basis
Actual conditions are determined.Heat insulation 104 can be made of the relatively low material of pyroconductivity, and will be flexible coupling 103 and neighbouring battery
Monomer 101 is kept apart, it is to avoid the higher 103 pairs of battery cells 101 that are flexible coupling of temperature are impacted.
It is understood that the heat insulation 104 can be made of insulation and the low material of heat transfer efficiency.It is real in the application
Apply in example, the battery cell 101 in battery modules 100 can be cylindrical battery, the first end face 1041 includes many
The individual curved surface matched with cylindrical battery side.In a battery modules 100, battery cell 101 is arranged in array
Row connection, the curved surface that first end face 1041 is arranged to match with cylindrical battery side, electricity is being placed on by heat insulation 104
Pond monomer 101 and after being flexible coupling between 103, the curved surface in first end face 1041 can be matched and pasted with multiple battery cells 101
Close, and by be flexible coupling 103 pressing so that heat insulation 104 be flexible coupling 103 and battery cell 101 be clipped in the middle, pass through song
The setting in face causes heat insulation 104 to be not in because vibrations of battery modules 100 etc. are moved.
In second end face 1042 and it is flexible coupling between 103 felt pad can also be set, felt pad can be fitted in second
On end face 1042, realize and 103 be dielectrically separated to being flexible coupling.
In the embodiment of the present application, it is described be flexible coupling 103 include the first connection end, the second connection end and be arranged on described the
Transition part between one connection end and the second connection end, it is described be flexible coupling 103 stacked gradually and constitute by multiple lamellas.By multiple
What piece layer stackup was constituted is flexible coupling 103, and on the one hand each lamella can realize electric action, and the thickness of another aspect lamella can
It still can be flexible coupling 103 with the very thin of making, after multiple layer stackups with certain flexibility, make it have good fit
Ying Xing.Preferably, the lamella is aluminium foil layer or copper foil layer.
Be separately provided on the anode collection plate or negative pole currect collecting plate connection described in be flexible coupling 103 connecting portion,
It is described be flexible coupling 103 be fixedly connected with the connecting portion.Connecting hole is provided with the connecting portion.First connection end and institute
State and fixing hole is respectively arranged with the second connection end, the fixing hole is fixedly connected with the connecting hole by connector.Soft company
When connecing 103 and being that collector plate 102 is attached, by being located in be flexible coupling fixing hole and connecting portion in collector plate 102 on 103
Bolt in connecting hole is fixed, and realizes the connection of be flexible coupling 103 and collector plate 102.
It is understood that it is described be flexible coupling 103 first end face 1041 and the battery cell 101 between can also set
It is equipped with felt pad.By setting felt pad, the general safety of battery modules 100 is further ensured that.
In summary, in the setting heat insulation 104 between 103 and battery cell 101 that is flexible coupling, it will can be flexible coupling on 103
Heat be isolated in outside battery cell 101.In the course of work of battery modules 100, being flexible coupling, the electric current flowed through on 103 is larger to be drawn
When the temperature risen is higher, due to being provided with heat insulation 104,103 heat of being flexible coupling is isolated in outside battery cell 101 so that
Being flexible coupling with higher temperature 103 will not also be impacted to neighbouring battery cell 101.Ensure the temperature of battery cell 101
Degree is in normal level, is not in the phenomenon of thermal run away, improves the safety in groups of integral battery door module 100.
The utility model additionally provides a kind of electrokinetic cell, can include multiple above-mentioned battery modules 100.
The detailed description of the embodiment of the present utility model to providing in the accompanying drawings is not intended to limit claimed above
Scope of the present utility model, but be merely representative of selected embodiment of the present utility model.Based on the implementation in the utility model
Example, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made is belonged to
The scope of the utility model protection.It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore,
Once being defined in a certain Xiang Yi accompanying drawing, then it further need not be defined and explained in subsequent accompanying drawing.
, it is necessary to explanation in description of the present utility model, term " " center ", " on ", " under ", "left", "right", " vertical ", " water
It is flat ", " interior ", the orientation of the instruction such as " outer " or position relationship for based on orientation shown in the drawings or position relationship, or the reality
The orientation or position relationship usually put when being used with novel product, are for only for ease of description the utility model and simplification is retouched
State, rather than indicate or imply that the device or element of meaning there must be specific orientation, with specific azimuth configuration and operation,
Therefore it is not intended that to limitation of the present utility model.
In addition, term " first ", " second ", " the 3rd " etc. are only used for distinguishing description, and it is not intended that indicating or implying
Relative importance.In addition, the term such as term " level ", " vertical ", " pendency " is not offered as requiring part abswolute level or pendency,
But can be slightly tilted.As " level " only refers to that its direction, with respect to more level for " vertical ", is not the expression knot
Structure must be fully horizontal, but can be slightly tilted.In description of the present utility model, in addition it is also necessary to explanation, unless separately
There is clearly regulation and limit, term " setting ", " installation ", " connected ", " connection " should be interpreted broadly, for example, it may be solid
Calmly connect or be detachably connected, or be integrally connected；Can be mechanical connection or electrical connection；Can be straight
Connect connected, can also be indirectly connected to by intermediary, can be the connection of two element internals.For the common skill of this area
For art personnel, concrete meaning of the above-mentioned term in the utility model can be understood with concrete condition.
It is described above, embodiment only of the present utility model, but protection domain of the present utility model do not limit to
In this, any one skilled in the art can readily occur in change in the technical scope that the utility model is disclosed
Or replace, it should all cover within protection domain of the present utility model.Therefore, protection domain of the present utility model should be described with power
The protection domain that profit is required is defined.
Claims (10)
1. a kind of battery modules, it is characterised in that battery modules include the battery list in multiple battery cells, the battery modules
The two poles of the earth of body connect a collector plate respectively；The battery modules also include be used for connect two battery modules collector plate with
Make being flexible coupling for two battery modules serial or parallel connections；
It is described to be flexible coupling and be provided with heat insulation between the battery cell being flexible coupling, the heat insulation include with it is close
The first end face that multiple battery cell shapes of the heat insulation match, and close to the second end face being flexible coupling.
2. battery modules according to claim 1, it is characterised in that the second end face of the heat insulation is flexible coupling with described
Between be provided with felt pad.
3. battery modules according to claim 1, it is characterised in that the battery cell is cylindrical battery, described the
End face includes multiple curved surfaces matched with cylindrical battery side.
4. battery modules according to claim 1, it is characterised in that described to be flexible coupling including the first connection end, the second company
Connect end and the transition part that is arranged between first connection end and the second connection end, it is described be flexible coupling by multiple conductive sheet layers according to
Secondary stacking is constituted.
5. battery modules according to claim 4, it is characterised in that be provided with the collector plate for connecting described soft
The connecting portion of connection, it is described be flexible coupling be fixedly connected with the connecting portion.
6. battery modules according to claim 5, it is characterised in that be provided with connecting hole on the connecting portion.
7. battery modules according to claim 6, it is characterised in that on first connection end and second connection end
Fixing hole is respectively arranged with, the fixing hole is fixedly connected with the connecting hole by connector.
8. battery modules according to claim 7, it is characterised in that the conductive sheet layer is aluminium foil layer or copper foil layer.
9. battery modules according to claim 1, it is characterised in that the first end face of the heat insulation and the battery list
Felt pad is provided between body.
10. a kind of electrokinetic cell, it is characterised in that including the battery mould described at least one claim 1 to 9 any one
Group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720062463.XU CN206353595U (en) | 2017-01-17 | 2017-01-17 | A kind of battery modules and electrokinetic cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720062463.XU CN206353595U (en) | 2017-01-17 | 2017-01-17 | A kind of battery modules and electrokinetic cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206353595U true CN206353595U (en) | 2017-07-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720062463.XU Active CN206353595U (en) | 2017-01-17 | 2017-01-17 | A kind of battery modules and electrokinetic cell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206353595U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106785215A (en) * | 2017-01-17 | 2017-05-31 | 华霆（合肥）动力技术有限公司 | A kind of battery modules and electrokinetic cell |
-
2017
- 2017-01-17 CN CN201720062463.XU patent/CN206353595U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106785215A (en) * | 2017-01-17 | 2017-05-31 | 华霆（合肥）动力技术有限公司 | A kind of battery modules and electrokinetic cell |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 230000 Anhui Hefei economic and Technological Development Zone, Xin Xin Road, No. 62 power battery factory Patentee after: Huating (Hefei) Power Technology Co., Ltd. Address before: 230000 No. 26, No. 5, Tsing Luen Road, Hefei economic and Technological Development Zone, Anhui Patentee before: Huating (Hefei) Power Technology Co., Ltd. |