CN110323373A - The frame and power module of battery modules, battery modules - Google Patents
The frame and power module of battery modules, battery modules Download PDFInfo
- Publication number
- CN110323373A CN110323373A CN201810276418.3A CN201810276418A CN110323373A CN 110323373 A CN110323373 A CN 110323373A CN 201810276418 A CN201810276418 A CN 201810276418A CN 110323373 A CN110323373 A CN 110323373A
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- Prior art keywords
- bulge
- battery modules
- frame
- frame body
- towards
- Prior art date
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- 229910000838 Al alloy Inorganic materials 0.000 claims description 6
- 239000007769 metal material Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 5
- 238000003466 welding Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
-
- 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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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The present invention relates to the frames and power module of a kind of battery modules, battery modules.The battery modules include frame and the battery core group that is placed in frame, frame includes frame body, there are two the end plates and two side plates being oppositely arranged that are oppositely arranged for the frame body tool, the end plate has towards the inner panel inside frame body and towards the outside plate outside frame body, inner panel is equipped with towards battery core group bulge-structure, is equipped between the bulge-structure and outside plate for providing the interval of deformation space for bulge-structure.The inner panel of the end plate of the frame of the battery modules is equipped with towards battery core group bulge-structure, it is equipped between bulge-structure and the outside plate of end plate for providing the interval of deformation space for bulge-structure, the expansive force that battery core group generates in charge and discharge process focuses mostly at the middle part of battery core, bulge-structure can convert expansive force to the deformation quantity of bulge-structure, it avoids the problem that frame excessive deformation occurs and even cracks, guarantees entire battery modules size constancy.
Description
Technical field
The present invention relates to the frames and power module of a kind of battery modules, battery modules.
Background technique
Electric vehicle has the characteristics that high-efficient, low noise and avoids secondary pollution, is an important side of vehicle development
Be power module to the energy-storage units of, electric vehicle, power module is made of multiple battery modules, battery modules include two with
On battery core and frame for fixing battery core.
Publication No. is CN102237546A, and date of publication is that the Chinese patent application of 2011.11.09 discloses a kind of battery mould
Block, the battery module include multiple element cells and a pair of end plate, and multiple element cells form battery core group, battery core group and at least one
Pressure control unit is equipped between a end plate, the pressure control unit includes elastic plate, control screw and supporting element, supporting element
It is separately positioned on elastic plate end with control screw, control screw can apply physical force control elasticity according to the degrees of expansion of battery
Plate benging degree ensure that the dimensionally stable of entire battery modules.But it of the elastic plate of above-mentioned battery module and battery core group
Between space it is smaller, elastic plate and control screw matching requirements it is higher, assembly manipulation is inconvenient；In addition, elastic plate and electricity
The contact area of core group is smaller, when control screw adjusts the bending degree of elastic plate, the frictional force between elastic plate and battery core group
It is larger, it is easy that battery core group is caused to damage.
Notification number is CN206332080U, and the day for announcing is that the Chinese patent of 2017.07.14 discloses a kind of shockproof welding
Window frame structure, the window frame structure include for containing the framework of battery core group (frame i.e. in this patent), and framework includes two phases
End plate and two side plates being oppositely arranged to setting, the bottom of side plate are equipped with flanging, and flanging is equipped with vibration-damped component, side plate both ends
It is welded to connect with end plate, the lower end of end plate is supported on the flanging of side plate bottom, and when frame assembly vibrates, shock absorber part can be played
Buffer function improves the shock resistance of frame assembly.
But the battery core in above-mentioned window frame structure, during cycle operation, the effect of chemical reaction will lead to battery core
Expansion, above-mentioned window frame structure have fixed space, and the expansive force of battery core produces huge effect to the framework of window frame structure
Power, framework influence the safety of entire power module it is possible that excessive deformation is even cracked.
Summary of the invention
The purpose of the present invention is to provide a kind of battery modules, the frame for solving battery modules in the prior art may be because
There is the problem of excessive deformation even cracks for the expansive force of battery core；The object of the invention is also to provide a kind of battery modules
Frame；The object of the invention is also to provide a kind of power modules.
To achieve the above object, the technical solution of battery modules of the present invention is: the battery modules include frame and are placed on
Battery core group in frame, the frame include frame body, and there are two the end plate being oppositely arranged and two for the frame body tool
The side plate being oppositely arranged, the end plate has towards the inner panel inside frame body and towards the outside plate outside frame body, interior
Plate is equipped with towards battery core group bulge-structure, is equipped between the bulge-structure and outside plate empty for providing deformation for bulge-structure
Between interval.
The beneficial effect is that: the inner panel of the end plate of the frame of the battery modules is equipped with towards battery core group bulge-structure, convex
It rises and is equipped between structure and the outside plate of end plate for providing deformation space interval for bulge-structure, battery core group is in charge and discharge process
The expansive force of generation focuses mostly at the middle part of battery core, and bulge-structure can convert expansive force to the deformation quantity of bulge-structure, keep away
Exempt from framework and the problem of excessive deformation is even cracked occurred, ensure that entire battery modules size constancy.
It is equipped between the inner panel and outside plate for providing the supporting rib of support force for bulge-structure.
The supporting rib is inclined supporting rib.
The bulge-structure is arc convex structure.
The bulge-structure and end plate are integrally formed.
The beneficial effect is that: bulge-structure and end plate are integrally formed, and the number of components of battery modules is few, and assembly efficiency is more
It is high.
The inner panel is plane close to the plate face of bulge-structure.
The frame body is made of metal material.
The frame body is made of aluminium alloy.
The technical solution of the frame of battery modules of the invention is: the frame of battery modules includes being used for placing battery mould group
Frame body, the frame body includes two end plates being oppositely arranged and the side plate that even is oppositely arranged, the end plate tool
Have towards the inner panel inside frame body and towards the outside plate outside frame body, inner panel is equipped with towards inside frame body
Bulge-structure is equipped between the bulge-structure and outside plate for providing the interval of deformation space for bulge-structure.
It is equipped between the inner panel and outside plate for providing the supporting rib of support force for bulge-structure.
The supporting rib is inclined supporting rib.
The bulge-structure is arc convex structure.
The bulge-structure and end plate are integrally formed.
The inner panel is plane close to the plate face of bulge-structure.
The frame body is made of metal material.
The frame body is made of aluminium alloy.
The technical solution of power module of the present invention is: power module includes battery modules, and the battery modules include frame
With the battery core group being placed in frame, the frame includes frame body, and there are two the ends being oppositely arranged for the frame body tool
Plate and two side plates being oppositely arranged, the end plate have towards the inner panel inside frame body and towards outside frame body
Outside plate, inner panel are equipped with towards battery core group bulge-structure, are equipped between the bulge-structure and outside plate for mentioning for bulge-structure
For the interval of deformation space.
It is equipped between the inner panel and outside plate for providing the supporting rib of support force for bulge-structure.
The supporting rib is inclined supporting rib.
The bulge-structure is arc convex structure.
The bulge-structure and end plate are integrally formed.
The inner panel is plane close to the plate face of bulge-structure.
The frame body is made of metal material.
The frame body is made of aluminium alloy.
Detailed description of the invention
Fig. 1 is the structural exploded view of the embodiment 1 of battery modules of the present invention；
Fig. 2 is the structural schematic diagram of the frame of battery modules shown in FIG. 1；
Fig. 3 is the structural schematic diagram that battery modules shown in FIG. 1 are completed
Fig. 4 is the structural exploded view of the embodiment 2 of battery modules of the present invention；
Fig. 5 is the structural schematic diagram of the frame of the embodiment 3 of battery modules of the present invention.
Description of symbols: 1. frame bodies；11. end plate；12. side plate；13. bulge-structure；14. interval；15. support
Muscle；3. battery core group；4. bolt；5. nut；6. bolt hole.
Specific embodiment
Embodiments of the present invention are described further with reference to the accompanying drawing.
The embodiment 1 of battery modules of the present invention, as shown in Figure 1 to Figure 3, the battery modules include frame and are arranged in frame
Intracorporal battery core group 3, frame include frame body 1, and there are two the end plates 11 being oppositely arranged and two to set relatively for the tool of frame body 1
The side plate 12 set, frame body 1 are made of aluminium alloy, frame body 1 be by extrusion forming process be fabricated one at
Type structure, frame body 1 are equipped with and are additionally provided with the bolt hole 6 being fixedly connected for the cabinet with power module.
The frame of battery modules of the present invention uses aluminium alloy extruded integrated formed structure, compared to traditional end plate 11 and side
The mode of 12 welding fabrication of plate, improves the assembly efficiency of entire battery modules, and does not need the welding equipment, dedicated of profession
Welding tooling and technical professional, reduce equipment cost and human cost.
In the present embodiment, end plate 11 has towards the inner panel inside frame body 1 and towards outside on the outside of frame body 1
Plate, inner panel are equipped with the bulge-structure 13 towards battery core group 3, are equipped between bulge-structure 13 and outside plate for being bulge-structure 13
The interval 14 of deformation space is provided, is equipped between inner panel and outside plate for providing the supporting rib 15 of support force for bulge-structure 13,
Supporting rib 15 is inclined supporting rib, and bulge-structure 13 is arc convex structure, and bulge-structure 13 and end plate 11 are integrally formed.
In battery modules assembling, it is only necessary to paste in groups multiple battery cores, then will paste groups of battery core group 3 and place
Inside frame body 1, it is finally packed into bolt 4 in link bolt hole 6 and entire battery modules are fixed to by electricity by nut 5
On the cabinet of source module.The swell increment that battery core group 3 generates in charge and discharge process can be converted into bulge-structure 13 and supporting rib
15 deflection avoids the problem of frame body 1 excessive deformation occurs or even cracks, guarantees entire battery modules size not
Become, and bulge-structure 13 and end plate 11 are integrally formed, the number of components of battery modules is few, and assembly efficiency is higher.
The embodiment 2 of battery modules of the present invention, difference from example 1 is that, as shown in figure 4, battery modules
12 split settings of end plate 11 and side plate of frame body 1, end plate 11 are welded and fixed with side plate 12.
The embodiment 3 of battery modules of the present invention, difference from example 1 is that, as shown in figure 5, end plate 11 is interior
Plate is cambered surface close to the plate face of bulge-structure 13.
The embodiment 4 of battery modules of the present invention, difference from example 1 is that, the inner panel of end plate 11 is close to arc
The plate face of structure is cambered surface, is not provided with supporting rib 15 between the inner panel and outside plate of end plate 11.
The embodiment of the frame of battery modules of the present invention, the frame of the battery modules and appointing for aforementioned present invention battery modules
The structure of frame in one embodiment is identical, is not repeated to illustrate.
The embodiment of power module of the present invention, the power module include battery modules, the battery modules and above-mentioned hair
The structure of any embodiment of bright battery modules is identical, is not repeated to illustrate.
Claims (10)
1. battery modules, including frame and the battery core group being placed in frame, the frame includes frame body, the frame sheet
There are two the end plates and two side plates being oppositely arranged that are oppositely arranged for body tool, it is characterised in that: the end plate has towards frame
The inner panel of body interior and towards the outside plate outside frame body, inner panel is equipped with towards battery core group bulge-structure, the protrusion
It is equipped between structure and outside plate for providing the interval of deformation space for bulge-structure.
2. battery modules according to claim 1, it is characterised in that: be equipped between the inner panel and outside plate for being raised
The supporting rib of structure offer support force.
3. battery modules according to claim 2, it is characterised in that: the supporting rib is inclined supporting rib.
4. battery modules according to claim 1 or 2 or 3, it is characterised in that: the bulge-structure is arc convex knot
Structure.
5. battery modules according to claim 1 or 2 or 3, it is characterised in that: the bulge-structure and end plate one at
Type.
6. battery modules according to claim 1 or 2 or 3, it is characterised in that: plate face of the inner panel close to bulge-structure
For plane.
7. battery modules according to claim 1 or 2 or 3, it is characterised in that: the frame body is by metal material system
At.
8. battery modules according to claim 7, it is characterised in that: the frame body is made of aluminium alloy.
9. the frame of battery modules, including the frame body for placing battery mould group, the frame body includes two opposite
The end plate of setting and the even side plate being oppositely arranged, it is characterised in that: the end plate has towards the inner panel inside frame body
With towards the outside plate outside frame body, inner panel is equipped with towards the bulge-structure inside frame body, the bulge-structure with
It is equipped between outside plate for providing the interval of deformation space for bulge-structure.
10. power module, including battery modules, the battery modules include frame and the battery core group that is placed in frame, described
Frame includes frame body, and there are two the end plates and two side plates being oppositely arranged that are oppositely arranged for the frame body tool, special
Sign is: the end plate has towards the inner panel inside frame body and towards the outside plate outside frame body, and inner panel is equipped with
It is equipped with towards battery core group bulge-structure, between the bulge-structure and outside plate between being used to provide deformation space for bulge-structure
Every.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810276418.3A CN110323373A (en) | 2018-03-30 | 2018-03-30 | The frame and power module of battery modules, battery modules |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810276418.3A CN110323373A (en) | 2018-03-30 | 2018-03-30 | The frame and power module of battery modules, battery modules |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110323373A true CN110323373A (en) | 2019-10-11 |
Family
ID=68111357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810276418.3A Pending CN110323373A (en) | 2018-03-30 | 2018-03-30 | The frame and power module of battery modules, battery modules |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110323373A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114725595A (en) * | 2021-01-04 | 2022-07-08 | 佛吉亚排气系统有限公司 | Power storage battery |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010040295A (en) * | 2008-08-04 | 2010-02-18 | Toyota Motor Corp | Battery device |
| CN102237546A (en) * | 2010-04-21 | 2011-11-09 | Sb锂摩托有限公司 | Battery module, battery pack and electric vehicle |
| CN205900653U (en) * | 2016-08-09 | 2017-01-18 | 宁德时代新能源科技股份有限公司 | Battery end plate subassembly and battery module |
| CN206422117U (en) * | 2016-12-29 | 2017-08-18 | 宁德时代新能源科技股份有限公司 | Battery modules |
| CN207009516U (en) * | 2017-07-18 | 2018-02-13 | 宁德时代新能源科技股份有限公司 | Battery modules end plate and battery modules |
| CN208014776U (en) * | 2018-03-30 | 2018-10-26 | 郑州深澜动力科技有限公司 | The frame and power module of a kind of battery modules, battery modules |
-
2018
- 2018-03-30 CN CN201810276418.3A patent/CN110323373A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010040295A (en) * | 2008-08-04 | 2010-02-18 | Toyota Motor Corp | Battery device |
| CN102237546A (en) * | 2010-04-21 | 2011-11-09 | Sb锂摩托有限公司 | Battery module, battery pack and electric vehicle |
| CN205900653U (en) * | 2016-08-09 | 2017-01-18 | 宁德时代新能源科技股份有限公司 | Battery end plate subassembly and battery module |
| CN206422117U (en) * | 2016-12-29 | 2017-08-18 | 宁德时代新能源科技股份有限公司 | Battery modules |
| CN207009516U (en) * | 2017-07-18 | 2018-02-13 | 宁德时代新能源科技股份有限公司 | Battery modules end plate and battery modules |
| CN208014776U (en) * | 2018-03-30 | 2018-10-26 | 郑州深澜动力科技有限公司 | The frame and power module of a kind of battery modules, battery modules |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114725595A (en) * | 2021-01-04 | 2022-07-08 | 佛吉亚排气系统有限公司 | Power storage battery |
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