CN220106750U - Module curb plate and battery module - Google Patents
Module curb plate and battery module Download PDFInfo
- Publication number
- CN220106750U CN220106750U CN202321338113.3U CN202321338113U CN220106750U CN 220106750 U CN220106750 U CN 220106750U CN 202321338113 U CN202321338113 U CN 202321338113U CN 220106750 U CN220106750 U CN 220106750U
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- plate body
- plate
- module
- cell group
- folded edge
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- 239000003292 glue Substances 0.000 claims abstract description 76
- 238000005452 bending Methods 0.000 claims description 24
- 238000009957 hemming Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 12
- 239000000084 colloidal system Substances 0.000 abstract description 9
- 230000000670 limiting effect Effects 0.000 description 7
- 238000001125 extrusion Methods 0.000 description 3
- 239000011324 bead Substances 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Battery Mounting, Suspending (AREA)
Abstract
The utility model belongs to the technical field of battery modules, and discloses a module side plate and a battery module. The module side plate comprises a plate body part, a first flanging part and a second flanging part. The first folded edge part is arranged at one end of the plate body part in the first direction and forms a first included angle with the plate body part, and a first glue storage groove is formed in the first folded edge part; the second flange part is opposite to the first flange part, is arranged at the other end of the plate body part in the first direction and forms a second included angle with the plate body part, and is provided with a second glue storage groove; the first flange portion is configured to be connected to one side of the cell stack, and the second flange portion is configured to be connected to the other side of the cell stack. Under the effect of first glue storage groove and second glue storage groove, the colloid is high in the fashioned shape uniformity between module curb plate and electric core group, and the glue film thickness between electric core group and the module curb plate is unanimous, has improved the bonding effect between electric core group and the module curb plate, simultaneously, has reduced the probability of glue overflow, has improved battery module's outward appearance.
Description
Technical Field
The utility model relates to the technical field of battery modules, in particular to a module side plate and a battery module.
Background
A typical battery module includes a plurality of battery cells and a module frame, which serves as a support and fixing structure for each battery cell, stacks the dispersed battery cells together, and has a fixed shape structure.
In the existing design, a plurality of soft package electric cores are stacked in sequence along the thickness direction of the soft package electric cores to form an electric core group, the module frame comprises a plurality of side plates, and the side plates are arranged on the periphery of the electric core group in a surrounding mode and are bonded and connected with the electric core group to stabilize the assembly structure of the electric core group. In actual production, the bonding mode between the side plate and the battery cell group mainly comprises gluing, glue with fluidity is smeared between the side plate and the battery cell, the side plate is attached to the battery cell, and the glue is solidified to be solid, so that the bonding of the side plate and the battery cell is realized.
However, under the mutual laminating state of curb plate and electric core, the glue can flow the glue that overflows because of the pressurized, causes the glue film after the condensation to be poor in the thickness uniformity of different positions, and the bonding effect is inconsistent, and the shape of glue film is different, still can influence the outward appearance of module.
Disclosure of Invention
The utility model aims to provide a module side plate and a battery module, which improve the bonding effect between a battery cell group and the module side plate and reduce the occurrence rate of glue overflow.
To achieve the purpose, the utility model adopts the following technical scheme:
a module side plate configured to be connected to a cell group, comprising:
a plate body portion;
the first folded edge part is arranged at one end of the plate body part in the first direction and forms a first included angle with the plate body part, and a first glue storage groove is formed in the first folded edge part;
the second folded edge part is opposite to the first folded edge part, is arranged at the other end of the plate body part in the first direction, forms a second included angle with the plate body part, and is provided with a second glue storage groove;
the first flange portion is configured to be connected to one side of the cell group, and the second flange portion is configured to be connected to the other side of the cell group.
Optionally, the first folding edge portion includes the first kink that the cross-section is the U type, the second folding edge portion includes the second kink that the cross-section is the U type, first kink with the second kink is relative, first kink towards one side of second kink forms first glue groove that deposits, the back one side of second kink forms first bead, the cross-section normal of first kink is parallel to first glue groove's extending direction, second kink towards one side of first kink forms second glue groove that deposits, back one side of first kink forms the second bead, the cross-section normal of second kink is parallel to second glue groove's extending direction.
Optionally, the first folded edge portion further includes a first extension portion, and the first extension portion is connected to an end of the first folded portion away from the plate body portion;
the second flange part further comprises a second extension part, and the second extension part is connected to one end, far away from the plate body, of the second bending part.
Optionally, the first folding edge part further comprises a first connecting part, the first connecting part is connected with the plate body part in a first included angle, and the first folding part is connected with the first connecting part;
the second folding edge part further comprises a second connecting part, the second connecting part is connected with the plate body part in a second included angle, and the second folding part is connected with the second connecting part.
Optionally, the first glue groove and the second glue groove extend along the second direction, and the second direction is perpendicular to the first direction and parallel to the plate body.
Optionally, the first included angle is a right angle, and/or the second included angle is a right angle.
Optionally, the plate further comprises a third edge folding part and a fourth edge folding part, wherein the third edge folding part is arranged at one end of the plate body in the second direction, the fourth edge folding part is arranged at the other end of the plate body in the second direction, the third edge folding part is opposite to the fourth edge folding part, and the second direction is perpendicular to the first direction and parallel to the plate body.
Optionally, the third folded edge portion and the fourth folded edge portion are perpendicular to the plate body portion.
The battery module comprises two module side plates according to any one of the above, and further comprises a battery cell group, wherein one module side plate is arranged on one side of the battery cell group in the third direction, the other module side plate is arranged on the other side of the battery cell group in the third direction, and the third direction is perpendicular to the plate body and the first direction.
Optionally, the battery pack further comprises a first end plate and a second end plate, the first end plate is arranged on one side of the battery cell group in the second direction, the second end plate is arranged on the other side of the battery cell group in the second direction, the first direction and the third direction are perpendicular to each other, one end of each module side plate in the second direction is connected with the first end plate, and the other end of each module side plate is connected with the second end plate.
The beneficial effects are that:
according to the module side plate and the battery module, glue is coated between the first folded edge part and the battery cell group, the first folded edge part is adhered to the battery cell group, and under the extrusion of the first folded edge part and the battery cell group, the glue tends to remain in the first glue storage groove, so that the effect of limiting and containing the glue is achieved, the glue is adhered to the battery cell group and the first folded edge part at the first glue storage groove, and similarly, the glue at the second glue storage groove can also be adhered to the battery cell group and the second folded edge part. Under the effect of first glue storage groove or second glue storage groove, the shape uniformity after the colloid shaping is high, and the glue film thickness between electric core group and the module curb plate is unanimous, has improved the bonding effect, simultaneously, has reduced the incidence of glue overflow, has improved the outward appearance.
Drawings
Fig. 1 is an exploded view of a battery module according to an embodiment of the present utility model;
FIG. 2 is a front view of a side panel of a module provided in an embodiment of the present utility model;
FIG. 3 is a side view of a side panel of a module provided in an embodiment of the present utility model;
fig. 4 is a top view of a side plate of a module according to an embodiment of the utility model.
In the figure: 100. a cell group; 101. a first end plate; 102. a second end plate;
1. a plate body portion;
2. a first folded edge portion; 21. a first connection portion; 22. a first bending part; 23. a first extension;
3. a second flange portion; 31. a second connecting portion; 32. a second bending part; 33. a second extension;
4. a third folded edge portion;
5. and a fourth folded edge part.
Detailed Description
The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.
In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the 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 present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", "left", and the like are orientation or positional relationships based on those shown in the drawings, merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.
As shown in fig. 1-4, the present embodiment provides a module side plate configured to be connected to a battery cell group 100. Specifically, the module side plate includes a plate body portion 1, a first flange portion 2, and a second flange portion 3.
As shown in fig. 1-4, a first folded edge part 2 is arranged at one end of a plate body part 1 in a first direction and forms a first included angle with the plate body part 1, and a first glue storage groove is arranged on the first folded edge part 2; the second flanging part 3 is opposite to the first flanging part 2, the second flanging part 3 is arranged at the other end of the plate body part 1 in the first direction and forms a second included angle with the plate body part 1, and a second glue storage groove is formed in the second flanging part 3; the first folded portion 2 is configured to be connected to one side of the cell stack 100, and the second folded portion 3 is configured to be connected to the other side of the cell stack 100.
The module side plate provided in this embodiment places the battery cell group 100 between the first folded edge 2 and the second folded edge 3, glues between the first folded edge 2 and the battery cell group 100, and glues the first folded edge 2 and the battery cell group 100, under the extrusion of the first folded edge 2 and the battery cell group 100, the colloid tends to remain in the first glue storage groove, thereby having the effect of limiting and containing the colloid, the colloid realizes the adhesion to the battery cell group 100 and the first folded edge 2 at the first glue storage groove, and in the same way, glues between the second folded edge 3 and the battery cell group 100, glues the second folded edge 3 and the battery cell group 100, under the extrusion of the second folded edge 3 and the battery cell group 100, the colloid tends to remain in the second glue storage groove, thereby having the effect of limiting and containing the colloid, and the colloid realizes the adhesion to the battery cell group 100 and the second folded edge 3 at the second glue storage groove. Under the effect of first glue storage groove and second glue storage groove, the colloid is high in the uniformity of the formed shape between the module side plate and the battery cell group 100, the thickness of the glue layer between the battery cell group 100 and the module side plate is uniform, the bonding effect between the battery cell group 100 and the module side plate is improved, meanwhile, the occurrence rate of glue overflow outwards is reduced, and the appearance of the battery module is improved.
As shown in fig. 3 and 4, optionally, the first folding portion 2 includes a first folding portion 22 with a U-shaped cross section, the second folding portion 3 includes a second folding portion 32 with a U-shaped cross section, the first folding portion 22 and the second folding portion 32 are opposite, a first glue storage groove is formed on a side of the first folding portion 22 facing the second folding portion 32, a first rib is formed on a side of the second folding portion 32 facing away from the first folding portion, a normal line of the cross section of the first folding portion 22 is parallel to an extending direction of the first glue storage groove, a second glue storage groove is formed on a side of the second folding portion 32 facing the first folding portion 22, a second rib is formed on a side of the second folding portion 32 facing away from the first folding portion 22, and a normal line of the cross section of the second folding portion 32 is parallel to the extending direction of the second glue storage groove. The first bending portion 22 not only can form a first glue storage groove for accommodating glue, but also forms a first rib, and the first rib serves as a rib of the first folding portion 2 to strengthen the structural strength of the first folding portion 2. Similarly, the second rib also serves to strengthen the structural strength of the second hemming portion 3. In other embodiments, the cross-sectional shape of the first bending portion 22 may be V-shaped, C-shaped, W-shaped, etc., as long as the receiving and limiting effects on the gel can be achieved. In the present embodiment, the first bending portion 22 is provided at one end of the plate body 1 in the first direction, and the second bending portion 32 is provided at the other end of the plate body 1 in the first direction.
As shown in fig. 3, the first folded portion 2 may further include a first extension portion 23, where the first extension portion 23 is connected to an end of the first folded portion 22 away from the plate body 1. The arrangement of the first extension part 23 can cover the glue overflow of the first glue storage groove, so that the possibility of glue overflow is further reduced. The shape of the first extension 23 is adapted to the surface of the battery cell 100, and is attached to the surface of the battery cell 100. In the present embodiment, the first extension 23 is planar.
Similarly, the second flange portion 3 further includes a second extension portion 33, and the second extension portion 33 is connected to an end of the second bending portion 32 remote from the plate body 1. The second extension portion 33 is arranged to cover the overflow glue in the second glue storage groove, so that the possibility of overflow glue is further reduced. The shape of the second extension part 33 is adapted to the surface of the battery cell 100, and is attached to the surface of the battery cell 100. In the present embodiment, the second extension 33 is planar.
With continued reference to fig. 3, optionally, the first folded portion 2 further includes a first connection portion 21, where the first connection portion 21 is connected to the plate body 1 at a first included angle, and the first folded portion 22 is connected to the first connection portion 21. The first connecting portion 21 extends the first bending portion 22 out of the plate body portion 1 by a distance, so that glue in the first glue storage groove is prevented from overflowing to the plate body portion 1.
Similarly, the second folded edge portion 3 further includes a second connecting portion 31, the second connecting portion 31 is connected to the plate body 1 at a second included angle, and the second folded portion 32 is connected to the second connecting portion 31. The second connecting portion 31 extends the second bending portion 32 out of the plate body portion 1 by a distance, so that glue in the second glue storage groove is prevented from overflowing to the plate body portion 1.
The first contained angle and the second contained angle are mainly set up in: the first folded portion 2 except the first folded portion 22 is attached to the cell unit 100, and the second folded portion 3 except the second folded portion 32 is attached to the cell unit 100. In this embodiment, the cell unit 100 has a rectangular shape. The first included angle is a right angle, and the second included angle is a right angle, so as to be suitable for the rectangular battery cell group 100.
Optionally, the module side plate further includes a third folded edge portion 4 and a fourth folded edge portion 5, the third folded edge portion 4 is disposed at one end of the plate body portion 1 in the second direction, the fourth folded edge portion 5 is disposed at the other end of the plate body portion 1 in the second direction, the third folded edge portion 4 and the fourth folded edge portion 5 are opposite, and the second direction is perpendicular to the first direction and parallel to the plate body portion 1. The first folded edge part 2 and the second folded edge part 3 form constraint on the battery cell group 100 in the first direction, and the third folded edge part 4 and the fourth folded edge part 5 can constraint on the battery cell group 100 in the second direction, so that the structure of the battery module group is more stable. Optionally, the third folded edge portion 4 and the fourth folded edge portion 5 are perpendicular to the plate body portion 1, so as to adapt to the rectangular cell group 100, and constraint two ends of the cell group 100 in the second direction. In the present embodiment, the plate body 1 is flat plate-shaped, and is attached to the rectangular cell group 100.
Optionally, the first glue storage groove and the second glue storage groove extend along the second direction. In this embodiment, the lengths of the first glue storage groove and the second glue storage groove are equal to the lengths of the first folded edge portion 2 and the second folded edge portion 3, so that the first folded edge portion 2 and the second folded edge portion 3 are reliably connected with the battery cell group 100.
As shown in fig. 1, this embodiment further provides a battery module, including two module side plates of any one of the above-mentioned claims, and further including a battery cell group 100, one module side plate is disposed on one side of the battery cell group 100 in a third direction, and the other module side plate is disposed on the other side of the battery cell group 100 in the third direction, where the third direction is perpendicular to the plate body 1 and perpendicular to the first direction. Through adopting foretell module curb plate, battery module's structure is more firm, and the glue overflow effect is improved, has promoted pleasing to the eye.
With continued reference to fig. 1, optionally, the battery module further includes a first end plate 101 and a second end plate 102, where the first end plate 101 is disposed on one side of the battery cell group 100 in the second direction, the second end plate 102 is disposed on the other side of the battery cell group 100 in the second direction, the first direction, and the third direction are perpendicular to each other, one end of each module side plate in the second direction is connected to the first end plate 101, and the other end is connected to the second end plate 102. In this embodiment, the third folded portion 4 of each module side plate is welded to the first end plate 101, and the fourth folded portion 5 of each module side plate is welded to the second end plate 102.
It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the utility model. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.
Claims (10)
1. A module side plate configured to be connected to a cell group (100), comprising:
a plate body (1);
the first folding edge part (2) is arranged at one end of the plate body part (1) in the first direction and forms a first included angle with the plate body part (1), and a first glue storage groove is formed in the first folding edge part (2);
the second edge folding part (3) is opposite to the first edge folding part (2), is arranged at the other end of the plate body part (1) in the first direction, forms a second included angle with the plate body part (1), and is provided with a second glue storage groove;
the first folded edge part (2) is configured to be connected with one side of the battery cell group (100), and the second folded edge part (3) is configured to be connected with the other side of the battery cell group (100).
2. The module side plate according to claim 1, wherein the first folding portion (2) includes a first bending portion (22) with a U-shaped cross section, the second folding portion (3) includes a second bending portion (32) with a U-shaped cross section, the first bending portion (22) and the second bending portion (32) are opposite, the first bending portion (22) forms the first glue storage groove on a side facing the second bending portion (32), a first rib is formed on a side facing away from the second bending portion (32), a normal line of the cross section of the first bending portion (22) is parallel to an extending direction of the first glue storage groove, the second bending portion (32) forms the second glue storage groove on a side facing away from the first bending portion (22), and a normal line of the cross section of the second bending portion (32) is parallel to the extending direction of the second glue storage groove.
3. The module side plate according to claim 2, wherein the first hemming portion (2) further comprises a first extension portion (23), the first extension portion (23) being connected to an end of the first hemming portion (22) remote from the plate body portion (1);
the second flanging part (3) further comprises a second extension part (33), and the second extension part (33) is connected to one end, far away from the plate body part (1), of the second bending part (32).
4. The module side plate according to claim 2, wherein the first hemming portion (2) further includes a first connecting portion (21), the first connecting portion (21) is connected to the plate body portion (1) at a first included angle, and the first bending portion (22) is connected to the first connecting portion (21);
the second flanging part (3) further comprises a second connecting part (31), the second connecting part (31) is connected with the plate body part (1) in a second included angle, and the second bending part (32) is connected with the second connecting part (31).
5. The module side plate according to claim 1, characterized in that the first glue reservoir and the second glue reservoir extend in a second direction, which is perpendicular to the first direction and parallel to the plate body (1).
6. The module side panel of claim 1, wherein the first included angle is a right angle and/or the second included angle is a right angle.
7. The module side plate according to claim 1, further comprising a third folded edge portion (4) and a fourth folded edge portion (5), the third folded edge portion (4) being provided at one end of the plate body portion (1) in a second direction, the fourth folded edge portion (5) being provided at the other end of the plate body portion (1) in the second direction, the third folded edge portion (4) and the fourth folded edge portion (5) being opposed, the second direction being perpendicular to the first direction and parallel to the plate body portion (1).
8. The modular side panel according to claim 7, characterized in that the third folded portion (4) and the fourth folded portion (5) are both perpendicular to the panel body (1).
9. Battery module, characterized in that it comprises two module side plates according to any one of claims 1-8, and further comprises a battery cell group (100), wherein one module side plate is arranged on one side of the battery cell group (100) in a third direction, and the other module side plate is arranged on the other side of the battery cell group (100) in the third direction, and the third direction is perpendicular to the plate body (1) and the first direction.
10. The battery module according to claim 9, further comprising a first end plate (101) and a second end plate (102), wherein the first end plate (101) is disposed on one side of the cell group (100) in a second direction, the second end plate (102) is disposed on the other side of the cell group (100) in the second direction, the first direction and the third direction are perpendicular to each other, one end of each module side plate in the second direction is connected to the first end plate (101), and the other end is connected to the second end plate (102).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321338113.3U CN220106750U (en) | 2023-05-30 | 2023-05-30 | Module curb plate and battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321338113.3U CN220106750U (en) | 2023-05-30 | 2023-05-30 | Module curb plate and battery module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220106750U true CN220106750U (en) | 2023-11-28 |
Family
ID=88845434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321338113.3U Active CN220106750U (en) | 2023-05-30 | 2023-05-30 | Module curb plate and battery module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220106750U (en) |
-
2023
- 2023-05-30 CN CN202321338113.3U patent/CN220106750U/en active Active
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