CN206893653U - High-performance heat management power battery module and battery pack - Google Patents
High-performance heat management power battery module and battery pack Download PDFInfo
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- CN206893653U CN206893653U CN201720545040.3U CN201720545040U CN206893653U CN 206893653 U CN206893653 U CN 206893653U CN 201720545040 U CN201720545040 U CN 201720545040U CN 206893653 U CN206893653 U CN 206893653U
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- heat management
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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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Abstract
The utility model discloses a kind of high-performance heat management power battery module and includes its battery pack, battery modules include some staggered battery cores, thermal conduction module, liquid cooled module and the battery core stuck-module for fixing battery core, the battery core stuck-module includes battery core stopping means and the module support device positioned at the battery core stopping means both sides, the liquid cooled module is integrated in the module support device, and the thermal conduction module contacts with the battery core and the module support device simultaneously；Liquid cooled module and module support device are integrated, reduce overall weight and production cost, while ensures the reliability of cooling system and the mechanical strength of module support device.Battery pack includes the above-mentioned high-performance heat management power battery module of some series connection.
Description
Technical field
The utility model is related to power battery technology field, more particularly to a kind of high-performance heat management power battery module and
Battery pack with the battery modules.
Background technology
Electric automobile (Blade Electric Vehicles, BEV) be it is a kind of using battery as stored energy power source
Automobile, it provides electric energy by the use of battery as stored energy power source, by battery to motor, drive motor operating, so as to
Promote running car.Existing electric automobile generally use cylinder power battery module is as power source.
Cylinder electrokinetic cell liquid chill group it is common be all using waveform pipe, the form of the additional heat-conducting pad of straight tube, or
Person uses the form of the additional cooling water pipe of encapsulating.The principle of various liquid chill groups is all to be circulated by coolant in pipeline, from
And heat caused by battery is taken away.But all there are respective shortcomings and deficiencies in the current cold scheme of various liquid：
1st, using the liquid chill group of waveform pipe or straight tube, the processing of the cooling line in its module and installation difficulty are big.
2nd, larger risk be present using the liquid chill group of waveform pipe or straight tube, the insulating properties of module.
3rd, using the liquid chill group of waveform pipe or straight tube, part processing cost strict to the requirement on machining accuracy of module
It is high.
4th, using the liquid chill group of the additional cooling water pipe of encapsulating, the requirement to encapsulating glue is high, such as viscosity, density, heat conduction
The requirement of coefficient etc. is strict.
5th, using the liquid chill group of the additional cooling water pipe of encapsulating, the design and requirement on machining accuracy to structural member are high, encapsulating
When the risk of larger leak adhesive water be present, cause the difficulty of production to increase.
6th, using the liquid chill group of waveform pipe, straight tube or casting glue, after thermal runaway occurs between battery core, battery core is straight
Connecing to obstruct, and chain thermal runaway easily occurs.
Utility model content
A purpose of the present utility model is：A kind of high-performance heat management power battery module is provided, it can solve the problem that
The above-mentioned problems in the prior art.
Another purpose of the present utility model is：A kind of high-performance heat management power battery pack, its cooling effect are provided
Good, battery pack performance can be protected.
To use following technical scheme up to this purpose, the utility model：
A kind of high-performance heat management power battery module, including some staggered battery cores, thermal conduction module, liquid are provided
Chill block and the battery core stuck-module for fixing battery core, the battery core stuck-module include battery core stopping means and are located at
The module support device of the battery core stopping means both sides, the liquid cooled module is integrated in the module support device, described
Thermal conduction module contacts with the battery core and the module support device simultaneously.
As a kind of optimal technical scheme of described high-performance heat management power battery module, the module support device
With hollow cavity, water inlet and delivery port, the water inlet and the water outlet are provided with the side wall of the hollow cavity
Pipe joint is provided with mouthful, the hollow cavity forms the liquid cooled module with the pipe joint.
As a kind of optimal technical scheme of described high-performance heat management power battery module, set in the hollow cavity
Some cavity stiffeners are equipped with, the cavity stiffener is arranged in parallel, and both ends connect the inwall of the hollow cavity respectively.
As a kind of optimal technical scheme of described high-performance heat management power battery module, the module support device
Described device body interior, the support connecting plate are arranged on device body and support connecting plate, the hollow cavity
It is fixedly connected with described device body positioned at side of the described device body away from the battery core, is set on the support connecting plate
There are some casing connecting holes.
As a kind of optimal technical scheme of described high-performance heat management power battery module, the battery core stopping means
Including cover plate assembly and bracket component, the bracket component includes upper bracket and lower carriage, the upper bracket with it is described under
Support is separately positioned on the both ends of the battery core, and the cover plate assembly includes upper cover and lower cover, and the upper cover is located at
Side of the upper bracket away from the battery core, the lower cover are located at side of the lower carriage away from the battery core.
As a kind of optimal technical scheme of described high-performance heat management power battery module, the battery core and the branch
Frame component is made up of UV glue bondings, the cover plate assembly and the bracket component of transparent PC material.
As a kind of optimal technical scheme of described high-performance heat management power battery module, the thermal conduction module is adopted
Be made of conductive graphite, its around each described battery core and connect it is integral, the both ends of the thermal conduction module respectively with institute
State the contact of module support device.
As a kind of optimal technical scheme of described high-performance heat management power battery module, court on described device body
Spacing preiection is respectively arranged with to the surface of the upper bracket and the lower carriage, on the upper bracket and the lower carriage
Corresponding with the spacing preiection to be provided with limited impression, described device body passes through the spacing preiection and described spacing recessed
Groove is connected between the upper bracket and the lower carriage.
As a kind of optimal technical scheme of described high-performance heat management power battery module, the upper bracket and institute
State and the first battery core mounting hole is symmetrically arranged with lower carriage, the both ends of the battery core are each passed through the first battery core mounting hole
It is fixedly mounted in the upper bracket and the lower carriage；Second is respectively arranged with the upper cover and the lower cover
Battery core mounting hole, the second battery core mounting hole are counter sink, and the battery core passes through the end position of the first battery core mounting hole
In the counter sink.
On the other hand, there is provided a kind of high-performance heat management power battery pack, including some high-performance heat pipes as described above
Power battery module is managed, some high-performance high-performance heat management power battery modules are serially connected, some high-performance
Battery pack stopping means and battery pack support meanss, the battery pack support dress are provided with outside heat management power battery module
Battery pack liquid cooled module is integrated with putting.
The beneficial effects of the utility model are：Liquid cooled module and module support device are integrated, reduce overall weight
Amount and production cost, while ensure the reliability of cooling system and the mechanical strength of module support device；Battery core stopping means is adopted
With four-layer structure, solve the problems, such as that battery core fixing intensity is highly inconsistent with battery core, the base for possessing mechanical automation production
Plinth, higher production capacity can be provided；The fixed form of battery core uses UV gluing knots, can control glue curing exactly
Time, implementation process controllableization, improve the controllability of production；Using highly heat-conductive material conductive graphite as heat transfer medium, realize
The cooling of battery cell and equal temperature function, the uniformity of battery core part is improved, improve the service life of battery core；By the way of circular
Battery core is wrapped up, realizes the isolation between battery core, avoids chain reaction caused by thermal runaway, improves system reliability and peace
Full performance.
Brief description of the drawings
The utility model is described in further detail below according to drawings and examples.
Fig. 1 is high-performance heat management power battery module dimensional structure diagram described in the utility model embodiment.
Fig. 2 is that I goes out enlarged drawing in Fig. 1.
Fig. 3 is high-performance heat management power battery module front view described in the utility model embodiment.
Fig. 4 is high-performance heat management power battery module top view described in the utility model embodiment.
Fig. 5 is high-performance heat management power battery module left view described in the utility model embodiment.
Fig. 6 is enlarged drawing at II in Fig. 5.
Fig. 7 is high-performance heat management power battery module decomposing state schematic diagram described in the utility model embodiment.
Fig. 8 is enlarged drawing at III in Fig. 7.
Fig. 9 is enlarged drawing at IV in Fig. 7.
Figure 10 is enlarged drawing at V in Fig. 7.
Figure 11 is high-performance heat management power battery module sectional view described in the utility model embodiment.
Figure 12 is module support device stereochemical structure sectional view described in the utility model embodiment.
Figure 13 is enlarged drawing at VI in Figure 12.
Figure 14 is battery core described in the utility model embodiment and conductive graphite assembled state schematic diagram.
Figure 15 is enlarged drawing at VII in Figure 14.
In figure：
100th, battery core；200th, hollow cavity；201st, cavity stiffener；300th, module support device；310th, device body；
311st, limited impression；312nd, spacing preiection；320th, connecting plate is supported；321st, casing connecting hole；400th, conductive graphite；500th, pipe connects
Head；600th, upper bracket；601st, lower carriage；602nd, the first battery core mounting hole；700th, lower cover；701st, upper cover；702nd, the second electricity
Core mounting hole.
Embodiment
It is clearer for the technical scheme and the technique effect that reaches that make technical problem that the utility model solves, use,
The technical scheme of the utility model embodiment is described in further detail below in conjunction with accompanying drawing, it is clear that described reality
It is only the utility model part of the embodiment to apply example, rather than whole embodiments.Based on the embodiment in the utility model,
The every other embodiment that those skilled in the art are obtained under the premise of creative work is not made, it is new to belong to this practicality
The scope of type protection.
In description of the present utility model, unless otherwise clearly defined and limited, term " connected ", " connection ", " Gu
It is fixed " it should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be that machinery connects
Connect or electrically connect；Can be joined directly together, can also be indirectly connected by intermediary, can be in two elements
The connection in portion or the interaction relationship of two elements.For the ordinary skill in the art, can be managed with concrete condition
Solve concrete meaning of the above-mentioned term in the utility model.
In the utility model, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or it
" under " can directly be contacted including the first and second features, it is not directly to contact but lead to that can also include the first and second features
The other characterisation contact crossed between them.Moreover, fisrt feature second feature " on ", " top " and " above " include the
One feature is directly over second feature and oblique upper, or is merely representative of fisrt feature level height and is higher than second feature.First is special
Sign second feature " under ", " lower section " and " below " including fisrt feature immediately below second feature and obliquely downward, or only
Represent that fisrt feature level height is less than second feature.
As shown in Fig. 1~15, in the present embodiment, a kind of high-performance heat management electrokinetic cell mould described in the utility model
Group, including some staggered battery core 100, thermal conduction module, liquid cooled module and the battery cores for fixing battery core 100 are fixed
Module, the battery core stuck-module includes battery core stopping means and the module support positioned at the battery core stopping means both sides fills
Put 300, the liquid cooled module is integrated in the module support device 300, the thermal conduction module simultaneously with the battery core 100
And the module support device 300 contacts.
Battery core 100 is staggered according to the thickness of thermal conduction module in this programme, is fixed in battery core stuck-module, and
Module support device 300, and the liquid by being integrated on the module support device 300 are transferred heat to by thermal conduction module
Chill block takes away heat, so as to reduce the temperature of battery core 100, while using the high-termal conductivity of thermal conduction module, makes same row
The temperature of battery core 100 be flattened, improve the temperature of battery core 100 uniformity.
Pass through the integrated use with thermal conduction module of liquid cooled module, and the rational design of module, it is determined that battery core 100
Between arrangement mode, remove battery core 100 between cooling water pipe, so as to reduce the spacing distance between battery core 100, in list
More battery cores 100 can be arranged in the volume of position, reduce the weight of system, improve the ratio energy of liquid cooling system, improve car
Course continuation mileage.Liquid cooled module is arranged in both sides simultaneously, the physical length of water pipe is reduced, reduces because liquid cooled module is brought
Seepage risk, improve the unfailing performance of system.Using the arrangement mode of rational Heat Conduction Material, by battery core 100 carry out every
Absolutely, the chain reaction of the thermal runaway of battery core 100 is avoided, improves the safety in utilization of system.
Module support device described in the present embodiment 300 has a hollow cavity 200, in the side wall of the hollow cavity 200
Water inlet and delivery port are provided with, the water inlet is provided with pipe joint 500, the hollow cavity with the water outlet
200 form the liquid cooled module with the pipe joint 500.
Specifically, being provided with some cavity stiffeners 201 in the hollow cavity 200, the cavity stiffener 201 is mutual
It is arranged in parallel, both ends connect the inwall of the hollow cavity 200 respectively.The module support device 300 has device body 310
And support connecting plate 320, the hollow cavity 200 are arranged on inside described device body 310, the support connecting plate 320
It is fixedly connected positioned at side of the described device body 310 away from the battery core 100 with described device body 310, the support connects
Some casing connecting holes 321 are provided with fishplate bar 320.
The module support device 300 is process using aluminum alloy materials, the hollow cavity 200 and the cavity
The production process together with is integrally formed stiffener 201 with device body 310, can be improved while cooling requirement is met whole
The structural strength of body support frame, avoid fatigue damage occur during long-time use.Aluminium alloy mould after being integrally formed
Pipe joint 500 described in the water inlet of group support meanss 300 and water outlet soldering, it is other quick using automotive grade in this programme
Joint, so as to ensure the sealing property of system pipeline and durability.The finally casing corresponding to machining on support connecting plate 320
Connecting hole 321, battery modules are fixed in casing by casing connecting hole 321 and bolt.Due to such a mode and battery
Casing is fixed as face contact, it is ensured that the mechanical strength after multiple modules fixations, increases the service life of module.
The battery core stopping means includes cover plate assembly and bracket component, the bracket component include upper bracket 600 with
And lower carriage 601, the upper bracket 600 are separately positioned on the both ends of the battery core 100, the cover plate with the lower carriage 601
Component includes upper cover 701 and lower cover 700, and the upper cover 701 is located at the upper bracket 600 away from the battery core 100
Side, the lower cover 700 is located at side of the lower carriage 601 away from the battery core 100.
The battery core 100 passes through UV glue bondings, the cover plate assembly and the bracket component with the bracket component
It is made of transparent PC material.
Battery core stopping means described in this programme is four-layer structure, and four-layer structure is made of transparent PC material, is used
The purpose of transparent PC material is that ultraviolet irradiation can pass through transparent after the battery core 100 of centre is fixed using UV glue
PC materials, so as to effectively realize the solidification of glue, and can accurate control solidification time, the automation more conducively produced.
By UV glue bondings, bigger mechanical strength and durability can be ensured, improve the reliability of product.Using four-layer structure
Purpose be by battery core 100 and upper bracket 600, it is lower between first pass through UV glue and be fixed, so as to preferably controlling battery core 100 whole
The high consistency of body, conflux the requirement of piece equipment so as to reduce the welding of bottom and top, more rapidly realize automation.
The thermal conduction module is made of conductive graphite 400, and it is around each described battery core 100 and to connect into one whole
Body, the both ends of the thermal conduction module contact with the module support device 300 respectively.
It is system by the mode that heat caused by battery core 100 is taken away in the battery thermal management system using the cold mode of liquid
The key of design, in the high performance heat management system of the present embodiment, it is used as using the graphite material with high thermal conductivity
In heat transfer medium, rings of material around the surrounding of battery core 100 and is bonded in the surface of battery core 100, using its high-termal conductivity by battery core 100
Caused heat is transmitted on the module support device 300 of both sides, so that heat be taken away, and is played between a battery core 100
Samming effect.Due to the insulating properties of used material, battery core 100 and battery core 100 are thoroughly completely cut off by surrounding mode,
So as to be opened after thermal runaway occurs for single battery core 100 with the isolation of other battery cores 100, a shielding is formed, avoids battery core 100 direct
Contact occurs system thermal runaway, increases the safety and reliability of heat management system so as to cause chain reaction.
On described device body 310 limit is respectively arranged with towards the surface of the upper bracket 600 and the lower carriage 601
Position projection 312, it is corresponding with the spacing preiection 312 on the upper bracket 600 and the lower carriage 601 to set limited location recessed
Groove 311, described device body 310 are connected to the upper bracket by the spacing preiection 312 and the limited impression 311
Between 600 and the lower carriage 601.
Specifically, the first battery core mounting hole 602 is symmetrically arranged with the upper bracket 600 and the lower carriage 601,
The both ends of the battery core 100 are each passed through the first battery core mounting hole 602 and are fixedly mounted on the upper bracket 600 and described
In lower carriage 601.The second battery core mounting hole 702 is respectively arranged with the upper cover 701 and the lower cover 700, it is described
Second battery core mounting hole 702 is counter sink, and the battery core 100 is through the end of the first battery core mounting hole 602 positioned at described
In counter sink.
A kind of high-performance heat management power battery pack, including some high-performance heat as described above are also provided in the present embodiment
Dynamics of management battery modules, some high-performance high-performance heat management power battery modules are serially connected, some high property
Battery pack stopping means and battery pack support meanss, the battery pack support can be provided with outside heat management power battery module
Battery pack liquid cooled module is integrated with device.
In description herein, it is to be understood that term " on ", " under ", " right side ", etc. orientation or position relationship be based on
Orientation shown in the drawings or position relationship, it is for only for ease of description and simplifies operation, rather than indicates or imply signified dress
Put or element there must be specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to the utility model
Limitation.In addition, term " first ", " second ", are used only for being distinguish between in description, not special implication.
In the description of this specification, the description of reference term " embodiment ", " example " etc. means to combine the embodiment
Or specific features, structure, material or the feature of example description are contained at least one embodiment or example of the present utility model
In.In this manual, identical embodiment or example are not necessarily referring to the schematic representation of above-mentioned term.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should to understand device
Using specification as an entirety, the technical scheme in each embodiment can also be appropriately combined, and forming those skilled in the art can
With the other embodiment of understanding.
Technical principle of the present utility model is described above in association with specific embodiment.These descriptions are intended merely to explain this reality
With new principle, and the limitation to scope of protection of the utility model can not be construed in any way.Based on explanation herein,
Those skilled in the art, which would not require any inventive effort, can associate other embodiments of the present utility model,
These modes are fallen within the scope of protection of the utility model.
Claims (10)
1. a kind of high-performance heat management power battery module, it is characterised in that including some staggered battery cores, heat transfer mould
Block, liquid cooled module and the battery core stuck-module for fixing battery core, the battery core stuck-module include battery core stopping means with
And the module support device positioned at the battery core stopping means both sides, the liquid cooled module are integrated in the module support device
In, the thermal conduction module contacts with the battery core and the module support device simultaneously.
2. high-performance heat management power battery module according to claim 1, it is characterised in that the module support device
With hollow cavity, water inlet and delivery port, the water inlet and the water outlet are provided with the side wall of the hollow cavity
Pipe joint is provided with mouthful, the hollow cavity forms the liquid cooled module with the pipe joint.
3. high-performance heat management power battery module according to claim 2, it is characterised in that set in the hollow cavity
Some cavity stiffeners are equipped with, the cavity stiffener is arranged in parallel, and both ends connect the inwall of the hollow cavity respectively.
4. high-performance heat management power battery module according to claim 3, it is characterised in that the module support device
Described device body interior, the support connecting plate are arranged on device body and support connecting plate, the hollow cavity
It is fixedly connected with described device body positioned at side of the described device body away from the battery core, is set on the support connecting plate
There are some casing connecting holes.
5. high-performance heat management power battery module according to claim 4, it is characterised in that the battery core stopping means
Including cover plate assembly and bracket component, the bracket component includes upper bracket and lower carriage, the upper bracket with it is described under
Support is separately positioned on the both ends of the battery core, and the cover plate assembly includes upper cover and lower cover, and the upper cover is located at
Side of the upper bracket away from the battery core, the lower cover are located at side of the lower carriage away from the battery core.
6. high-performance heat management power battery module according to claim 5, it is characterised in that the battery core and the branch
Frame component is made up of UV glue bondings, the cover plate assembly and the bracket component of transparent PC material.
7. high-performance heat management power battery module according to claim 1, it is characterised in that the thermal conduction module is adopted
Be made of conductive graphite, its around each described battery core and connect it is integral, the both ends of the thermal conduction module respectively with institute
State the contact of module support device.
8. high-performance heat management power battery module according to claim 5, it is characterised in that court on described device body
Spacing preiection is respectively arranged with to the surface of the upper bracket and the lower carriage, on the upper bracket and the lower carriage
Corresponding with the spacing preiection to be provided with limited impression, described device body passes through the spacing preiection and described spacing recessed
Groove is connected between the upper bracket and the lower carriage.
9. high-performance heat management power battery module according to claim 8, it is characterised in that the upper bracket and institute
State and the first battery core mounting hole is symmetrically arranged with lower carriage, the both ends of the battery core are each passed through the first battery core mounting hole
It is fixedly mounted in the upper bracket and the lower carriage；Second is respectively arranged with the upper cover and the lower cover
Battery core mounting hole, the second battery core mounting hole are counter sink, and the battery core passes through the end position of the first battery core mounting hole
In the counter sink.
10. a kind of high-performance heat management power battery pack, it is characterised in that including described in some any one of claim 1 to 9
High-performance heat management power battery module, some high-performance high-performance heat management power battery modules are serially connected, described
Battery pack stopping means and battery pack support meanss, the electricity are provided with outside some high-performance heat management power battery modules
Battery pack liquid cooled module is integrated with the group support meanss of pond.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720545040.3U CN206893653U (en) | 2017-05-16 | 2017-05-16 | High-performance heat management power battery module and battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720545040.3U CN206893653U (en) | 2017-05-16 | 2017-05-16 | High-performance heat management power battery module and battery pack |
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| Publication Number | Publication Date |
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| CN206893653U true CN206893653U (en) | 2018-01-16 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018209950A1 (en) * | 2017-05-16 | 2018-11-22 | 惠州亿纬锂能股份有限公司 | Thermal management power battery module and battery pack |
| CN108923101A (en) * | 2018-05-18 | 2018-11-30 | 中山大学 | A kind of New-type phase change heat management power battery module |
-
2017
- 2017-05-16 CN CN201720545040.3U patent/CN206893653U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018209950A1 (en) * | 2017-05-16 | 2018-11-22 | 惠州亿纬锂能股份有限公司 | Thermal management power battery module and battery pack |
| US11509001B2 (en) | 2017-05-16 | 2022-11-22 | Eve Energy Co., Ltd. | Thermal management power battery assembly and battery pack |
| CN108923101A (en) * | 2018-05-18 | 2018-11-30 | 中山大学 | A kind of New-type phase change heat management power battery module |
| CN108923101B (en) * | 2018-05-18 | 2021-03-26 | 中山大学 | Novel phase change thermal management power battery module |
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