CN109904377A - frame and battery module - Google Patents
frame and battery module Download PDFInfo
- Publication number
- CN109904377A CN109904377A CN201711306287.0A CN201711306287A CN109904377A CN 109904377 A CN109904377 A CN 109904377A CN 201711306287 A CN201711306287 A CN 201711306287A CN 109904377 A CN109904377 A CN 109904377A
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- China
- Prior art keywords
- connecting plate
- framework
- plate
- battery modules
- plates
- Prior art date
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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
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- 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
- H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
- H01M50/207—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape
- H01M50/209—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for prismatic or rectangular cells
-
- 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
- H01M50/50—Current conducting connections for cells or 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
- 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 invention provides a frame and a battery module, wherein the frame comprises: two side plates; and two end plates, each end plate is used for connecting the two side plates to form a frame body. The first connecting plate and the second connecting plate of the at least one end plate are integrally formed with the corresponding side plate respectively, and are opposite to each other and fixedly connected together. Therefore, the part quantity of the frame body is less, the structural consistency of the frame body is guaranteed, when the frame body is applied to a battery module, a plurality of batteries are placed in the non-closed frame body firstly when the frame body is in a group, and then the first connecting plate and the second connecting plate which are opposite to each other of the frame body are fixedly connected together, so that the grouping process of the battery module is reduced, batch production is facilitated, and the production efficiency is improved. Meanwhile, the frame body is not closed before being grouped, so that the requirement on consistency of a plurality of batteries is lowered, and grouping is facilitated.
Description
Technical field
The present invention relates to field of batteries more particularly to a kind of frameworks and battery modules.
Background technique
Battery modules generally comprise multiple batteries and accommodate and clamp the frameworks of multiple batteries, and framework by two end plates and
Two side plates are formed by fixedly connecting.Currently, in actual production, the molding mode of framework has following two: (1) battery modules
The mode that two end plates and two side plates of framework generally use welding is welded, i.e., in the grouping procedure of battery modules,
Generally first the relative position between each end plate, multiple batteries and each side plate is set, then by each end plate and corresponding side
Plate carries out welding to form receiving and clamp the framework of multiple batteries；(2) by two end plates of framework and two side plates one at
Type is to form whole structure, i.e., in the grouping procedure of battery modules, directly multiple batteries are placed in framework.
For framework made of welding, since its number of parts (for 4) is more, in welding it is difficult to ensure that the knot of framework
The consistency of structure, and it increases group process in the grouping procedure of battery modules, causes production efficiency low.For one
Molding framework, although the consistency of structure is high and reduces group process, in the grouping procedure of battery modules, to ruler
The very little biggish multiple batteries of otherness, which increase difficulty in groups cannot even complete in groups, therefore integrally formed framework pair
Multiple battery with two side terminals in battery modules require high.
Summary of the invention
In view of the problems in the background art, the purpose of the present invention is to provide a kind of framework and battery modules, frameworks
Number of parts it is less and ensure that the consistency of the structure of framework, when framework is applied in battery modules, reduce battery
The group process of mould group convenient for producing, improving production efficiency in batches, while being also reduced to multiple batteries in battery modules
Coherence request, convenient in groups.
To achieve the goals above, in a first aspect, the present invention provides a kind of frameworks comprising: two side plates, relatively
Setting；And two end plates, it is oppositely arranged, each end plate is for connecting two side plates to form framework.Wherein, at least one end plate
Be made of the first connecting plate and the second connecting plate, the first connecting plate and the second connecting plate of at least one end plate respectively with it is right
The side plate answered is integrally formed, and the first connecting plate of at least one end plate and the second connecting plate are relatively and for fixing
It links together.
In second aspect, the present invention provides a kind of battery modules comprising: multiple batteries side by side；And the present invention
Opposite the first connecting plate and the second connecting plate of framework described in first aspect, framework is fixed together to accommodate and press from both sides
Tight the multiple battery.
Beneficial effects of the present invention are as follows:
In framework according to the present invention, since at least one end plate of framework is by the first connecting plate and the second connecting plate structure
At, and the first connecting plate of at least one end plate and the second connecting plate are integrally formed with a corresponding side plate respectively, from
And the number of parts of framework is less and ensure that the consistency of the structure of framework.Of at least one end plate as described in framework
One connecting plate and the second connecting plate are opposite and can be used for being fixed together, i.e., framework is non-closed, therefore when its application
When in battery modules, in the framework that multiple batteries first can be placed in non-close when in groups, then again by the opposite of framework
The first connecting plate and the second connecting plate be fixed together, to reduce the group process of battery modules, be convenient for
It produces in batches, improve production efficiency.Simultaneously because misclosure of the framework before in groups, greatly reduces in battery modules
The requirement of multiple battery with two side terminals, convenient in groups.
Detailed description of the invention
Fig. 1 is a perspective view of framework according to the present invention, wherein opposite the first connecting plate and the second connecting plate are also not
It is fixed together.
Fig. 2 is the perspective view for the framework observed different from the angle in Fig. 1.
Fig. 3 is the top view of Fig. 1.
Fig. 4 is the perspective view that opposite the first connecting plate and the second connecting plate of the framework in Fig. 1 is fixed together.
Fig. 5 is another perspective view of framework according to the present invention, wherein opposite the first connecting plate and the second connecting plate are also
It is unlocked to link together.
Fig. 6 is the perspective view that opposite the first connecting plate and the second connecting plate of the framework in Fig. 5 is fixed together.
Fig. 7 is the exploded view of battery modules according to the present invention, and wherein the framework of battery modules is the structure in Fig. 1.
Fig. 8 is the installation diagram of Fig. 7.
Fig. 9 is the exploded view of battery modules according to the present invention, and wherein the framework of battery modules is the structure in Fig. 5.
Figure 10 is the installation diagram of Fig. 9.
Wherein, the reference numerals are as follows:
1 battery, 2212 first through hole
2 framework, 2,213 first teeth portion
21 side plate, 222 second connecting plate
22 end plate, 2221 recess portion
221 first connecting plate, 2,222 second through-hole
2211 protrusion, 2,223 second teeth portion
Specific embodiment
It is described in detail framework and battery modules according to the present invention with reference to the accompanying drawings.
Illustrate the framework 2 of first aspect present invention first.
Referring to figs. 1 to Fig. 6, framework 2 according to the present invention includes: two side plates 21, is oppositely arranged；And two end plates
22, it is oppositely arranged, each end plate 22 is for connecting two side plates 21 to form framework 2.Wherein, at least one end plate 22 is connected by first
Fishplate bar 221 and the second connecting plate 222 are constituted, and the first connecting plate 221 and the second connecting plate 222 of at least one end plate 22 divide
It is not integrally formed with a corresponding side plate 21, and the first connecting plate 221 and the second connecting plate of at least one end plate 22
222 relatively and for being fixed together.
In framework 2 according to the present invention, since at least one end plate 22 of framework 2 is by the first connecting plate 221 and second
Connecting plate 222 constitute, and the first connecting plate 221 of at least one end plate 22 and the second connecting plate 222 respectively with it is corresponding
One side plate 21 is integrally formed, so that the number of parts of framework 2 is less and ensure that the consistency of the structure of framework 2.Due to frame
First connecting plate 221 of at least one end plate 22 of body 2 and the second connecting plate 222 are opposite and can be used for being fixedly connected on
Together, i.e., framework 2 is non-closed, therefore when it is applied in battery modules, can first be set multiple batteries 1 when in groups
In the framework 2 of non-close, then opposite the first connecting plate 221 and the second connecting plate 222 of framework 2 is fixedly connected on again
Together, to reduce the group process of battery modules, convenient for producing in batches, improving production efficiency.Simultaneously because frame
Misclosure of the body 2 before in groups is greatly reduced to multiple battery with two side terminals requirements in battery modules, convenient in groups.
Bonding mode is fairly simple and its operation danger coefficient is low, therefore the first connecting plate of at least one end plate 22
221 and second connecting plate 222 can be fixed together by bonding mode.
The bonding strength of fastener connection type is high, and the component that can need to connect by two carries out very high-intensitive conjunction
And therefore at least one end plate 22 the first connecting plate 221 and the second connecting plate 222 fastener connection side can also be used
Formula is fixed together.
Since male-female engagement mode is varied, it can be designed corresponding fit structure according to the actual situation, therefore
First connecting plate 221 of at least one end plate 22 also can be used male-female engagement mode with the second connecting plate 222 and be fixedly connected
Together.
Certainly, it is fixedly connected with intensity in order to enhance, the first connecting plate 221 and second of at least one end plate 22 connects
The fixed company of any combination mode in bonding mode, male-female engagement mode and fastener connection type also can be used in fishplate bar 222
It is connected together.Here, compared with using welding mode in background technique, above-described several connection types are without putting into welding
Tooling (such as welding machine equipment), greatly reduces the danger coefficient in cost and connection procedure, and avoid using welding side
The problem of defective insulation caused by the welding slag that formula generates.
Several specific connection types of the invention are described below in detail.
Referring to figs. 1 to Fig. 6, the first connecting plate 221 can include protrusion 2211, be formed in one towards the second connecting plate 222
End.Second connecting plate 222 can include recess portion 2221, be formed in one end towards the first connecting plate 221 and for connecting with first
2211 male-female engagement of protrusion of plate 221 is so that the first connecting plate 221 is fixedly connected with the second connecting plate 222.Here, the first connection
The protrusion 2211 of plate 221 can directly adopt tight fit (as being interference fitted) with the recess portion 2221 of the second connecting plate 222 and be fixedly connected
Together.Simultaneously in order to enhance bonding strength, fixed glue can be smeared between protrusion 2211 and the mating surface of recess portion 2221.
Referring to figs. 1 to Fig. 6, the first connecting plate 221 can also include first through hole 2212, be set to along height direction H perforation
Protrusion 2211.Second connecting plate 222 can also include the second through-hole 2222, penetrate through the second connecting plate 222 and the along height direction H
A part in height direction H of two through-holes 2222 is overlapped with recess portion 2221.The first through hole 2212 and the second through-hole
2222 for fastener for passing through so that the first connecting plate 221 is fixedly connected with the second connecting plate 222.
With further reference to Fig. 1 to Fig. 6, the first connecting plate 221 can also include the first teeth portion 2213, be formed in thickness direction T
Side.Second connecting plate 222 can also include the second teeth portion 2223, be formed in the other side of thickness direction T and be used for and first
The first teeth portion 2213 intermeshing (i.e. male-female engagement) of connecting plate 221 is so that the first connecting plate 221 and the second connecting plate 222 are solid
Fixed connection.Using this male-female engagement mode, does not only reach and be fixedly connected with the first connecting plate 221 with the second connecting plate 222
Purpose, also improve the integral strength of framework 2.It, can also be the of the second connecting plate 222 simultaneously in order to enhance bonding strength
Fixed glue is smeared between two teeth portion 2223 and the intermeshing flank of tooth of the first teeth portion 2213 of the first connecting plate 221.
In the present invention, the first connecting plate 221 of at least one end plate 22 as described in framework 2 and the second connection
Plate 222 is fixedly connected with mode multiplicity, therefore the range of choice of the material of framework 2 also becomes wider, so as to from selection
Further achieve the purpose that mitigate 2 weight of framework, as composite material or the magnesium conjunction of nonweldable low-density can be used in framework 2
Gold etc. is made.
Certainly, the above is not to say that in the present invention, the first connecting plate 221 of at least one end plate 22 and
The mode that welding not can be used of two connecting plates 222, when framework 2 is made of welding material, opposite first of framework 2
The mode that welding still can also be used in connecting plate 221 and the second connecting plate 222 is fixed together.
Referring to figs. 1 to Fig. 4, one of end plate 22 can be made of the first connecting plate 221 and the second connecting plate 222, and another
One end plate 22 is formed as integral slab, two side plates 21, the first connecting plate 221 and the second connecting plate 222 and is formed as whole
The end plate 22 of plate is integrally formed, and the first connecting plate 221 and the second connecting plate 222 are relatively and for being fixed together.This
In, the number of parts of framework 2 is only one and is non-close, to reduce the number of parts of framework 2, improve framework 2
Structure consistency.It, only need to be by the first opposite connecting plate 221 of framework 2 and the when framework 2 is applied in battery modules
Two connecting plates 222 be fixed together can (i.e.), to reduce the group process of battery modules, convenient for batch production,
Improve production efficiency.Simultaneously because misclosure of the framework 2 before in groups, greatly reduces to multiple electricity in battery modules
The coherence request in pond, convenient in groups.
For the ease of the assembling of further battery mould group, framework 2 is formed as the end plate 22 of integral slab and each in forming process
Angle (i.e. θ in Fig. 3) between side plate 21 can be greater than 90 ° and less than 180 °, as shown in Figure 1 to Figure 3.In this way, when framework 2 is answered
When in battery modules, multiple batteries 1 in battery modules are easily placed in framework 2, consequently facilitating battery modules
Quickly in groups.The angle being advantageously formed as between the end plate 22 of integral slab and each side plate 21 can be 95 °.
Referring to figure 5 and figure 6, two end plates 22 can be made of the first connecting plate 221 and the second connecting plate 222, each side plate
21 are integrally formed with the first connecting plate 221 and the second connecting plate 222 for being located at its both ends and are formed as one and half frameworks, and
First connecting plate 221 of one and half frameworks is opposite with the second connecting plate 222 of another half framework and for being fixedly connected on one
It rises.Here, the number of parts of framework 2 is only two and is non-close, to reduce the number of parts of framework 2, improve
The consistency of the structure of framework 2.When framework 2 is applied in battery modules, only two and half frameworks need to be passed through opposite first
Connecting plate 221 and the second connecting plate 222 are fixed together, to reduce the group process of battery modules, are convenient for
It produces in batches, improve production efficiency.Simultaneously because misclosure of the framework 2 before in groups, greatly reduces to battery modules
In the requirement of multiple battery with two side terminals, convenient in groups.
Here it remarks additionally, the mode of extruding, die casting or injection molding can be used in heretofore described " integrated molding "
It is formed.
Then illustrate the battery modules of second aspect of the present invention.
Referring to Fig. 7 to Figure 10, battery modules according to the present invention include: multiple batteries 1 side by side；And the present invention first
Framework 2 described in aspect, opposite the first connecting plate 221 and the second connecting plate 222 of framework 2 are fixed together to accommodate
And clamp the multiple battery 1.
In the battery module according to the present invention, since at least one end plate 22 of the framework of battery modules 2 is by by first
Connecting plate 221 and the second connecting plate 222 are constituted, and the first connecting plate 221 and the second connecting plate of at least one end plate 22
222 are integrally formed with a corresponding side plate 21 respectively, therefore the number of parts of framework 2 is less and can guarantee the knot of framework 2
The consistency of structure.It, only need to be by opposite the first connecting plate 221 and the second connecting plate of framework 2 in battery modules grouping procedure
222 are fixed together, to reduce the group process of battery modules, convenient for producing, improving production effect in batches
Rate.Simultaneously because misclosure of the framework 2 before in groups, greatly reduces and wants to multiple battery with two side terminals in battery modules
It asks, convenient in groups.In addition, the consistency of the structure based on framework 2 is high, invention also improves the total qualities of battery modules.
Claims (10)
1. a kind of framework (2), comprising:
Two side plates (21), are oppositely arranged；And
Two end plates (22), are oppositely arranged, and each end plate (22) is for connecting two side plates (21) to form framework (2)；
It is characterized in that, at least one end plate (22) is made of the first connecting plate (221) and the second connecting plate (222), it is described extremely
The first connecting plate (221) and the second connecting plate (222) for lacking an end plate (22) are integrated with a corresponding side plate (21) respectively
Molding, and the first connecting plate (221) of at least one end plate (22) and the second connecting plate (222) connect relatively and for fixed
It is connected together.
2. framework (2) according to claim 1, which is characterized in that the first connecting plate of at least one end plate (22)
(221) it is fixed together with the second connecting plate (222) by bonding mode.
3. framework (2) according to claim 1, which is characterized in that the first connecting plate of at least one end plate (22)
(221) it is fixed together with the second connecting plate (222) using male-female engagement mode.
4. framework (2) according to claim 3, which is characterized in that
First connecting plate (221) includes protrusion (2211), is formed in one end towards the second connecting plate (222)；
Second connecting plate (222) includes recess portion (2221), is formed in one end towards the first connecting plate (221) and for the
Protrusion (2211) male-female engagement of one connecting plate (221) is so that the first connecting plate (221) and the fixed company of the second connecting plate (222)
It connects.
5. framework (2) according to claim 4, which is characterized in that
First connecting plate (221) also includes first through hole (2212), is set to protrusion (2211) along short transverse (H) perforation；
Second connecting plate (222) also includes the second through-hole (2222), along short transverse (H) perforation the second connecting plate (222) and the
A part on short transverse (H) of two through-holes (2222) is overlapped with recess portion (2221)；
The first through hole (2212) and the second through-hole (2222) are used to pass through for fastener so that the first connecting plate (221) and the
Two connecting plates (222) are fixedly connected.
6. framework (2) according to claim 3, which is characterized in that
First connecting plate (221) also includes the first teeth portion (2213), is formed in the side of thickness direction (T)；
Second connecting plate (222) also includes the second teeth portion (2223), is formed in the other side of thickness direction (T) and for the
The first teeth portion (2213) of one connecting plate (221) is intermeshed so that the first connecting plate (221) and the second connecting plate (222) are fixed
Connection.
7. framework (2) according to claim 1, which is characterized in that
One of end plate (22) is made of the first connecting plate (221) and the second connecting plate (222), the formation of another end plate (22)
For integral slab, two side plates (21), the first connecting plate (221) and the second connecting plate (222) and the end plate for being formed as integral slab
(22) it is integrally formed, and the first connecting plate (221) and the second connecting plate (222) are relatively and for being fixed together.
8. framework (2) according to claim 7, which is characterized in that be formed as the end plate (22) and each side plate of integral slab
(21) angle between is greater than 90 ° and less than 180 °.
9. framework (2) according to claim 1, which is characterized in that
Two end plates (22) are made of the first connecting plate (221) and the second connecting plate (222), each side plate (21) be located at
First connecting plate (221) and the second connecting plate (222) at its both ends are integrally formed and are formed as one and half frameworks, and one and half frames
The first connecting plate (221) of body is opposite with the second connecting plate (222) of another half framework and for being fixed together.
10. a kind of battery modules, including multiple batteries (1) side by side, which is characterized in that battery modules further include being wanted according to right
It asks framework described in any one of 1-9 (2), opposite the first connecting plate (221) and the second connecting plate (222) of framework (2) is solid
Surely it links together to accommodate and clamp the multiple battery (1).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111415641.XA CN114122589B (en) | 2017-12-11 | 2017-12-11 | Frame and battery module |
| CN201711306287.0A CN109904377B (en) | 2017-12-11 | 2017-12-11 | Frame and battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711306287.0A CN109904377B (en) | 2017-12-11 | 2017-12-11 | Frame and battery module |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111415641.XA Division CN114122589B (en) | 2017-12-11 | 2017-12-11 | Frame and battery module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109904377A true CN109904377A (en) | 2019-06-18 |
| CN109904377B CN109904377B (en) | 2021-12-28 |
Family
ID=66942062
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111415641.XA Active CN114122589B (en) | 2017-12-11 | 2017-12-11 | Frame and battery module |
| CN201711306287.0A Active CN109904377B (en) | 2017-12-11 | 2017-12-11 | Frame and battery module |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111415641.XA Active CN114122589B (en) | 2017-12-11 | 2017-12-11 | Frame and battery module |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN114122589B (en) |
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| CN105449131A (en) * | 2014-08-29 | 2016-03-30 | 宁德时代新能源科技股份有限公司 | Surrounding frame structure of battery pack |
| CN105789507A (en) * | 2015-01-08 | 2016-07-20 | 福特全球技术公司 | Retention Assembly For Traction Battery Cell Array |
| JP2017004676A (en) * | 2015-06-08 | 2017-01-05 | 株式会社豊田自動織機 | Cell holder, battery module, and manufacturing method of battery module |
| CN204966557U (en) * | 2015-08-26 | 2016-01-13 | 杭州拂晓新材料科技有限公司 | Battery fixing bracket |
| CN205385051U (en) * | 2015-12-31 | 2016-07-13 | 广东金莱特电器股份有限公司 | Novel battery installing support |
| CN206441794U (en) * | 2017-01-26 | 2017-08-25 | 宁德时代新能源科技股份有限公司 | Battery modules |
| CN206619667U (en) * | 2017-03-07 | 2017-11-07 | 北京华特时代电动汽车技术有限公司 | Battery modules |
| CN107437599A (en) * | 2017-09-11 | 2017-12-05 | 力神动力电池系统有限公司 | A kind of rectangular cell module frame |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114122589B (en) | 2024-01-12 |
| CN114122589A (en) | 2022-03-01 |
| CN109904377B (en) | 2021-12-28 |
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