CN221057552U - Battery cell module and battery pack - Google Patents
Battery cell module and battery pack Download PDFInfo
- Publication number
- CN221057552U CN221057552U CN202322739290.9U CN202322739290U CN221057552U CN 221057552 U CN221057552 U CN 221057552U CN 202322739290 U CN202322739290 U CN 202322739290U CN 221057552 U CN221057552 U CN 221057552U
- Authority
- CN
- China
- Prior art keywords
- end plate
- cell module
- rear end
- battery cell
- battery
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000000034 method Methods 0.000 abstract description 5
- 238000001125 extrusion Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 abstract description 3
- 229910052744 lithium Inorganic materials 0.000 abstract description 3
- 239000006260 foam Substances 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 238000004891 communication Methods 0.000 description 4
- 239000003292 glue Substances 0.000 description 4
- 239000000741 silica gel Substances 0.000 description 4
- 229910002027 silica gel Inorganic materials 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 229920000742 Cotton Polymers 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- Battery Mounting, Suspending (AREA)
Abstract
The utility model belongs to the field of lithium batteries, and particularly relates to a battery cell module and a battery pack, wherein the battery cell module comprises: a front end plate, a rear end plate and at least two electric cores; the front end plate and the rear end plate are oppositely arranged; at least two electric cores are arranged between the front end plate and the rear end plate; and a buffer cushion is arranged between the front end plate and the rear end plate. Set up the blotter between battery module's front end plate and rear end plate, on the one hand can fill because the inhomogeneous space that the electric core tolerance exists, on the other hand can play the connected action between the electric core, in back battery working process, because electric core inflation can appear the extrusion force between the electric core, the blotter of setting can absorb the power that produces because of electric core inflation to the stress that front end plate and rear end plate received has been reduced.
Description
Technical Field
The utility model belongs to the technical field of lithium batteries, and particularly relates to a battery cell module and a battery pack.
Background
The development of the age brings higher requirements to the structure and the battery performance of the lithium battery, especially breaks through in the large-size field, and shows the development of bamboo shoots after rain; the large-size energy storage battery with simple structure, good heat dissipation performance and high storage capacitance density is widely adopted.
In the existing battery pack, the battery cell module is generally composed of a plurality of battery cells, and the battery cell module is fixed through steel bars. When the battery cell is heated and expands, the pressure to which the steel bar is subjected is increased, and when the pressure exceeds a limit, the steel bar is caused to collapse, so that the battery cell cannot be bound.
The above problems are currently in need of solution.
Disclosure of utility model
The utility model aims to provide a battery cell module and a battery pack.
In order to solve the above technical problems, the present utility model provides a battery cell module, including:
A front end plate, a rear end plate and at least two electric cores;
the front end plate and the rear end plate are oppositely arranged;
At least two electric cores are arranged between the front end plate and the rear end plate;
and a buffer cushion is arranged between the front end plate and the rear end plate.
Further, the cell module further comprises a fixing belt;
the fixing strap is adapted to fix the front end plate and the rear end plate.
Further, a first groove is formed in a contact portion of the front end plate and the fixing band.
Further, a second groove is formed in a portion of the rear end plate in contact with the fixing band.
Further, vertical grooves are formed in two sides of the front end plate and the rear end plate.
Further, the front end plate and the rear end plate are provided with hoisting holes.
Further, the number of the hoisting holes is multiple.
Further, the buffer pad is arranged between the front end plate and the rear end plate and the battery cell.
Further, the buffer pad is arranged between adjacent battery cells.
The utility model also provides a battery pack, which comprises a shell, a bottom support plate and the battery cell module;
the cell module is fixedly arranged on the bottom supporting plate;
The shell covers the battery core module and is fixedly connected with the bottom support plate
The utility model has the beneficial effects that the utility model provides a battery cell module and a battery pack, wherein the battery cell module comprises: a front end plate, a rear end plate and at least two electric cores; the front end plate and the rear end plate are oppositely arranged; at least two electric cores are arranged between the front end plate and the rear end plate; and a buffer cushion is arranged between the front end plate and the rear end plate. Set up the bubble cotton between battery module's front end plate and rear end plate, on the one hand can fill because the inhomogeneous space that the electric core tolerance exists, on the other hand can play the connection effect between the electric core, in the back battery working process, because electric core inflation can appear the extrusion force between the electric core, the bubble cotton of setting can absorb the power that produces because of electric core inflation to the stress that front end plate and rear end plate received has been reduced.
Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
In order to make the above objects, features and advantages of the present utility model more comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a battery cell module provided by the present utility model.
Fig. 2 is an exploded view of the battery cell module according to the present utility model.
Fig. 3 is a schematic structural view of a front end plate provided by the present utility model.
In the figure: 110. a front end plate; 111. a vertical groove; 112. a hoisting hole; 120. a rear end plate; 130. a battery cell; 140. a cushion pad; 150. a fixing belt.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
Referring to fig. 1-3, the present embodiment provides a battery cell module, including: a front end plate 110, a rear end plate 120, and at least two battery cells 130; the front end plate 110 and the rear end plate 120 are oppositely arranged; at least two of the battery cells 130 are disposed between the front and rear end plates 110, 120; a cushion pad 140 is further disposed between the front end plate 110 and the rear end plate 120. The foam is arranged between the front end plate 110 and the rear end plate 120 of the battery module, so that uneven gaps existing due to tolerance of the battery cells 130 can be filled, the battery cells 130 can be connected, extrusion force can be generated between the battery cells 130 due to expansion of the battery cells 130 in the working process of the rear battery, and the arranged foam can absorb force generated by expansion of the battery cells 130, so that stress on the front end plate 110 and the rear end plate 120 is reduced.
In this embodiment, the buffer pad 140 is disposed between the front and rear end plates 110 and 120 and the battery cell 130. In other embodiments, the buffer pad 140 is disposed between adjacent cells 130, or the buffer pad 140 may be disposed between adjacent cells 130 or between the front end plate 110 and the rear end plate 120 and the cells 130.
It should be noted that, the cushion pad 140 is made of foam or other elastic materials, and is within the scope of the present embodiment as long as the supporting and deformation requirements of the present application can be satisfied.
In this embodiment, the battery cell module further includes a fixing strap 150; the fixing strap 150 is adapted to fix the front end plate 110 and the rear end plate 120. By providing the cushioning member, one-time stress absorption of the fixing band 150 is completed.
In this embodiment, a contact portion of the front end plate 110 and the fixing band 150 is provided with a first groove. The contact portion of the rear end plate 120 with the fixing band 150 is provided with a second groove. Through set up first recess and second recess respectively at front end plate 110 and rear end plate 120, when the stress that fixed band 150 received is too big, can straighten curved fixed band 150 in first recess and second recess department to further reduced the stress that fixed band 150 received, accomplished the absorption of secondary stress.
In this embodiment, the front end plate 110 and the rear end plate 120 are provided with lifting holes 112. Wherein, the number of the lifting holes 112 is a plurality of. When the cell module is hoisted, the cell module can be fixed by inserting the plug into the hoisting hole 112, so that the stress on the cell module is reduced, and meanwhile, the stability of the cell module during hoisting is improved.
Example 2
The present embodiment provides a battery cell module having the same structure as that of embodiment 1, except that in the present embodiment, vertical grooves 111 are formed on both sides of the front end plate 110 and the rear end plate 120. Through being provided with vertical recess 111 in the both sides of front end plate 110 and rear end plate 120, when the installation, cover fixed band 150 on vertical recess 111, when fixed band 150 receives the stress to take place deformation, the arc fixed band 150 that vertical recess 111 corresponds straightens to further reduced the stress that fixed band 150 received, accomplished the absorption of secondary stress.
Example 3
The embodiment provides a battery pack, which comprises a shell, a bottom supporting plate and the battery cell module as in embodiment 1 or provided; the cell module is fixedly arranged on the bottom supporting plate; the shell covers the battery cell module and is fixedly connected with the bottom supporting plate.
In this embodiment, the bottom plate includes: the base plate body, a plurality of silica gel layers and a plurality of glue layers; the plurality of glue layers are arranged on the mounting surface of the bottom plate body at equal intervals; the silica gel layer is arranged between two adjacent glue layers. When the solar cell module is installed, the solar cell module is supported through the glue layer, after the preset time, the solar cell module is supported through the silica gel layer, and the silica gel is made of heat conducting materials.
In summary, the present utility model provides a battery cell module and a battery pack, wherein the battery cell module includes: a front end plate 110, a rear end plate 120, and at least two battery cells 130; the front end plate 110 and the rear end plate 120 are oppositely arranged; at least two of the battery cells 130 are disposed between the front and rear end plates 110, 120; a cushion pad 140 is further disposed between the front end plate 110 and the rear end plate 120. The foam is arranged between the front end plate 110 and the rear end plate 120 of the battery module, so that uneven gaps existing due to tolerance of the battery cells 130 can be filled, the battery cells 130 can be connected, extrusion force can be generated between the battery cells 130 due to expansion of the battery cells 130 in the working process of the rear battery, and the arranged foam can absorb force generated by expansion of the battery cells 130, so that stress on the front end plate 110 and the rear end plate 120 is reduced.
The components (components not illustrating the specific structure) selected in the present application are common standard components or components known to those skilled in the art, and the structures and principles thereof are known to those skilled in the art through technical manuals or through routine experimental methods. Moreover, the software program related to the application is the prior art, and the application does not relate to any improvement on the software program.
In the description of embodiments of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the several embodiments provided by the present application, it should be understood that the disclosed systems, devices, and methods may be implemented in other manners. The above-described apparatus embodiments are merely illustrative, for example, the division of the units is merely a logical function division, and there may be other manners of division in actual implementation, and for example, multiple units or components may be combined or integrated into another system, or some features may be omitted, or not performed. Alternatively, the coupling or direct coupling or communication connection shown or discussed with each other may be through some communication interface, device or unit indirect coupling or communication connection, which may be in electrical, mechanical or other form.
The units described as separate units may or may not be physically separate, and units shown as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.
In addition, each functional unit in the embodiments of the present utility model may be integrated in one processing unit, or each unit may exist alone physically, or two or more units may be integrated in one unit.
With the above-described preferred embodiments according to the present utility model as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present utility model. The technical scope of the present utility model is not limited to the description, but must be determined according to the scope of claims.
Claims (10)
1. A battery cell module, comprising:
A front end plate, a rear end plate and at least two electric cores;
the front end plate and the rear end plate are oppositely arranged;
At least two electric cores are arranged between the front end plate and the rear end plate;
and a buffer cushion is arranged between the front end plate and the rear end plate.
2. The battery cell module of claim 1, wherein,
The cell module further comprises a fixing belt;
the fixing strap is adapted to fix the front end plate and the rear end plate.
3. The battery cell module of claim 2, wherein,
The front end plate is provided with a first groove at a contact portion with the fixing band.
4. The battery cell module of claim 2, wherein,
The contact part of the rear end plate and the fixing belt is provided with a second groove.
5. The battery cell module of claim 2, wherein,
The front end plate and the two sides of the rear end plate are respectively provided with a vertical groove.
6. The battery cell module of claim 2, wherein,
The front end plate and the rear end plate are both provided with lifting holes.
7. The battery cell module of claim 6, wherein,
The number of the hoisting holes is multiple.
8. The battery cell module of claim 1, wherein,
The buffer pad is arranged between the front end plate and the rear end plate and the battery cell.
9. The battery cell module of claim 1, wherein,
The buffer pad is arranged between adjacent battery cells.
10. A battery pack comprising a housing, a bottom plate, and the cell module of any one of claims 1-9;
the cell module is fixedly arranged on the bottom supporting plate;
The shell covers the battery cell module and is fixedly connected with the bottom supporting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322739290.9U CN221057552U (en) | 2023-10-12 | 2023-10-12 | Battery cell module and battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322739290.9U CN221057552U (en) | 2023-10-12 | 2023-10-12 | Battery cell module and battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221057552U true CN221057552U (en) | 2024-05-31 |
Family
ID=91202366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322739290.9U Active CN221057552U (en) | 2023-10-12 | 2023-10-12 | Battery cell module and battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221057552U (en) |
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2023
- 2023-10-12 CN CN202322739290.9U patent/CN221057552U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |