CN208208818U - A kind of battery modules and power module - Google Patents
A kind of battery modules and power module Download PDFInfo
- Publication number
- CN208208818U CN208208818U CN201820444199.0U CN201820444199U CN208208818U CN 208208818 U CN208208818 U CN 208208818U CN 201820444199 U CN201820444199 U CN 201820444199U CN 208208818 U CN208208818 U CN 208208818U
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- Prior art keywords
- elastic
- plate
- battery modules
- frame
- core group
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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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- Battery Mounting, Suspending (AREA)
Abstract
The utility model relates to a kind of battery modules and power modules.The battery modules include frame and the battery core group that is placed in frame, the 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, elastic plate is equipped between the end plate and battery core group, the raised elastic surface of elastic plate and the supporting surface for being used to support elastic plate, the two sides of the elastic surface are connected with supporting surface.Elastic plate is equipped between the end plate and battery core group of the battery modules battery modules, elastic plate has elastic surface towards battery core group protrusion and is used to support the supporting surface of elastic plate, the deformation quantity for the elastic surface that elastic surface converts the expansive force of battery core group to, the two sides of elastic surface are connected with supporting surface, the expansive force that can be will be perpendicular on end plate is distributed to side plate a part, avoids the problem that framework excessive deformation occurs and even cracks.
Description
Technical field
The utility model relates to a kind of battery modules and power 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.
Utility model content
The purpose of this utility model is to provide a kind of battery modules, and the frame for solving battery modules in the prior art may
It can be because there is the problem of excessive deformation even cracks in the expansive force of battery core；The purpose of this utility model, which also resides in, provides a kind of electricity
Source module.
To achieve the above object, the technical solution of the utility model battery modules is: the battery modules include frame and put
Set the battery core group in frame, the frame includes frame body, frame body tool there are two the end plate being oppositely arranged and
Two side plates being oppositely arranged are equipped with elastic plate, the raised elastic surface of elastic plate and use between the end plate and battery core group
In the supporting surface of support elastic plate, the two sides of the elastic surface are connected with supporting surface.
The beneficial effect is that: elastic plate, elastic plate tool are equipped between the end plate and battery core group of the battery modules battery modules
Have towards battery core group protrusion elastic surface and be used to support the supporting surface of elastic plate, elastic surface converts the expansive force of battery core group to
Elastic surface deformation quantity, the two sides of elastic surface are connected with supporting surface, and the expansive force that can be will be perpendicular on end plate is distributed to side
Plate a part avoids the problem that framework excessive deformation occurs and even cracks.
The elastic surface is raised towards battery core group direction.
The beneficial effect is that: since the expansive force that battery core group battery core group generates in charge and discharge process focuses mostly in battery core
Middle part, elastic plate keep the stress of end plate relatively uniform towards battery core group direction protrusion, supporting surface.
The elastic surface is arc elastic face.
The supporting surface is the plane for connecting elastic plate two sides.
The beneficial effect is that: supporting surface is the plane for connecting elastic plate two sides, keeps entire elastic plate simple, manufacturer
Just.
The elastic surface and supporting surface are spaced two-ply.
The elastic plate is made of elastic material.
The frame body is made of metal material.
The frame body is made of aluminium alloy.
The technical solution of the utility model power module is: power module includes battery modules, and the battery modules include
Frame and the battery core group being placed in frame, the frame includes frame body, and there are two be oppositely arranged the frame body tool
End plate and two side plates being oppositely arranged, between the end plate and battery core group be equipped with elastic plate, the raised bullet of elastic plate
Property face and be used to support the supporting surface of elastic plate, the two sides of the elastic surface are connected with supporting surface.
The elastic surface is raised towards battery core group direction.
The elastic surface is arc elastic face.
The supporting surface is the plane for connecting elastic plate two sides.
The elastic surface and supporting surface are spaced two-ply.
The elastic plate is made of elastic material.
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 the utility model battery modules；
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 the utility model battery modules；
Fig. 5 is the sectional view of the elastic plate of the embodiment 3 of the utility model battery modules.
Description of symbols: 1. frame bodies；11. end plate；12. side plate；2. elastic plate；21. elastic surface；22. supporting surface；
3. battery core group；4. bolt；5. nut；6. bolt hole.
Specific embodiment
The embodiments of the present invention is described further with reference to the accompanying drawing.
The embodiment 1 of the utility model battery modules, as shown in Figure 1 to Figure 3, the battery modules include that frame and setting exist
The intracorporal battery core group 3 of frame, frame include frame body 1, and there are two the end plate 11 being oppositely arranged and two phases for the tool of frame body 1
To the side plate 12 of setting, frame body 1 is made of aluminium alloy, and frame body 1 is one be fabricated by extrusion forming process
Forming 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 the utility model battery modules uses aluminium alloy extruded integrated formed structure, compared to traditional end plate 11
With the mode of 12 welding fabrication of side plate, improve the assembly efficiency of entire battery modules, and do not need profession welding equipment,
Dedicated welding tooling and technical professional, reduce equipment cost and human cost.
In the present embodiment, elastic plate 2 is equipped between the end plate 11 and battery core group 3 of frame body 1, elastic plate 2 has convex
The elastic surface 21 risen and the supporting surface 22 for being used to support elastic plate 2, the two sides of elastic surface 21 are connected with supporting surface 22, elastic surface 21
Towards 3 direction of battery core group protrusion, elastic surface 21 is arc elastic face, and supporting surface 22 is the plane for connecting elastic plate two sides, elasticity
Face 21 and supporting surface 22 are spaced two-ply.
When battery modules assemble, after several battery cores are pasted in groups with structure glue, then two pieces of elastic plates 2 are pasted
To the outside of battery core group 3, the battery core group 3 with elastic plate 2 is assembled to the inside of frame body 1, finally in link bolt hole 6
Interior loading bolt 4 is simultaneously fixed by nut 5, entire battery modules is fixed on the cabinet of power module, the elasticity of elastic plate 2
Face 21 converts the expansive force that battery core group 3 generates in charge and discharge process to the deformation quantity of elastic surface 21, the two sides of elastic surface 21
It is connected with supporting surface 22, the expansive force that can be will be perpendicular on end plate 11 is distributed to 12 a part of side plate, avoids both ends frame
There is the problem of excessive deformation is even cracked in ontology 1, and ensure that entire battery modules size constancy.
The embodiment 2 of the utility model battery modules, difference from example 1 is that, as shown in figure 4, battery mould
12 split settings of end plate 11 and side plate of the frame body 1 of group, end plate 11 are welded and fixed with side plate 12.
The embodiment 3 of the utility model battery modules, difference from example 1 is that, as shown in figure 5, elastic plate 2
Supporting surface 22 set there are two, the two sides of elastic surface 21 are connect with a supporting surface 22 respectively.
The embodiment 4 of the utility model battery modules, difference from example 1 is that, the elastic surface 21 of elastic plate 2
Towards 11 protrusion of end plate.
The embodiment 5 of the utility model battery modules, difference from example 1 is that, the elastic surface 21 of elastic plate 2
A plurality of cavities structure is equipped between two layers of the plate face of supporting surface 22.
In other embodiments, elastic plate is solid slab made of elastic material, and elastic surface and supporting surface are elastic plate two
The plate face of side.
In other embodiments, the cross sectional shape of elastic plate is trapezoidal.
The embodiment of the utility model power module, the power module include battery modules, the battery modules with it is above-mentioned
The structure of any embodiment of the utility model battery modules is identical, is not repeated to illustrate.
Claims (16)
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: between the end plate and battery core group
Equipped with elastic plate, the raised elastic surface of elastic plate and the supporting surface for being used to support elastic plate, the two sides of the elastic surface and
Supporting surface is connected.
2. battery modules according to claim 1, it is characterised in that: the elastic surface is raised towards battery core group direction.
3. battery modules according to claim 2, it is characterised in that: the elastic surface is arc elastic face.
4. battery modules according to claim 1 or 2 or 3, it is characterised in that: the supporting surface is connection elastic plate two sides
Plane.
5. battery modules according to claim 1 or 2 or 3, it is characterised in that: the elastic surface and supporting surface set for interval
The two-ply set.
6. battery modules according to claim 1 or 2 or 3, it is characterised in that: the elastic plate is made of elastic material.
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. power module, including battery modules, the battery modules include frame and the battery core group that is placed in frame, the frame
Frame includes frame body, and there are two the end plate and two side plates being oppositely arranged that are oppositely arranged, features for the frame body tool
It is: is equipped with elastic plate between the end plate and battery core group, the raised elastic surface of elastic plate and is used to support elastic plate
The two sides of supporting surface, the elastic surface are connected with supporting surface.
10. power module according to claim 9, it is characterised in that: the elastic surface is raised towards battery core group direction.
11. power module according to claim 10, it is characterised in that: the elastic surface is arc elastic face.
12. according to power module described in claim 9 or 10 or 11, it is characterised in that: the supporting surface is connection elastic plate
The plane of two sides.
13. according to power module described in claim 9 or 10 or 11, it is characterised in that: between the elastic surface and supporting surface are
Every the two-ply of setting.
14. according to power module described in claim 9 or 10 or 11, it is characterised in that: the elastic plate is by elastic material system
At.
15. according to power module described in claim 9 or 10 or 11, it is characterised in that: the frame body is by metal material
It is made.
16. power module according to claim 15, it is characterised in that: the frame body is made of aluminium alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820444199.0U CN208208818U (en) | 2018-03-30 | 2018-03-30 | A kind of battery modules and power module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820444199.0U CN208208818U (en) | 2018-03-30 | 2018-03-30 | A kind of battery modules and power module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208208818U true CN208208818U (en) | 2018-12-07 |
Family
ID=64524964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820444199.0U Active CN208208818U (en) | 2018-03-30 | 2018-03-30 | A kind of battery modules and power module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208208818U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110323375A (en) * | 2018-03-30 | 2019-10-11 | 郑州深澜动力科技有限公司 | Battery modules and power module |
-
2018
- 2018-03-30 CN CN201820444199.0U patent/CN208208818U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110323375A (en) * | 2018-03-30 | 2019-10-11 | 郑州深澜动力科技有限公司 | Battery modules and power module |
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