CN215644720U - Battery cell supporting structure of battery module, battery module and battery pack - Google Patents
Battery cell supporting structure of battery module, battery module and battery pack Download PDFInfo
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- CN215644720U CN215644720U CN202122388405.5U CN202122388405U CN215644720U CN 215644720 U CN215644720 U CN 215644720U CN 202122388405 U CN202122388405 U CN 202122388405U CN 215644720 U CN215644720 U CN 215644720U
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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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Abstract
The utility model discloses a battery cell supporting structure of a battery module, the battery module and a battery pack, wherein the battery cell supporting structure of the battery module comprises: the support body is used for supporting the battery cell and is provided with an avoidance groove penetrating through the support body; the lower supporting rib is connected with the supporting body and located on one side, away from the battery core, of the supporting body, and the lower supporting rib corresponds to the avoiding groove in the thickness direction of the supporting body. From this, correspond the setting through lower brace rod and dodge the groove, electric core bearing structure installs and supports electric core in the casing of battery package, and when the bottom of the casing of battery package received the striking, electric core bearing structure played the cushioning effect, and electric core bearing structure can absorb the impact, can reduce the impact that electric core received to can promote the safety in utilization of battery module, battery package, also can prolong the life of battery module, battery package.
Description
Technical Field
The utility model relates to the field of batteries, in particular to a battery cell supporting structure of a battery module, the battery module and a battery pack.
Background
With the gradual decrease of global petroleum resources, the revolution of new energy automobiles in the automobile industry to replace traditional fuel automobiles is accelerated. The battery pack is used as a main energy carrier of the new energy automobile and provides electric energy for the whole automobile.
In the correlation technique, the battery package is installed on whole car floor as an solitary part, is equipped with battery module in the casing of battery package, does not set up energy-absorbing structure between battery module and the casing, and when the bottom of the casing of battery package received the striking, the impact can directly transmit to battery module's electric core, causes electric core to damage easily, influences the safety in utilization of battery package, also can reduce the life of battery package.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving at least one of the problems of the prior art. Therefore, an object of the present invention is to provide a cell supporting structure of a battery module, wherein when the bottom of a casing of a battery pack is impacted, the cell supporting structure plays a role in buffering, so as to reduce the impact force on a cell, thereby improving the safety of the battery module and the battery pack, and also prolonging the service life of the battery module and the battery pack.
The utility model further provides a battery module.
The utility model further provides a battery pack.
The cell support structure of a battery module according to the present invention includes: the support body is used for supporting the battery cell and is provided with an avoidance groove penetrating through the support body; the lower supporting rib is connected with the supporting body and located on one side, away from the battery core, of the supporting body, and the lower supporting rib corresponds to the avoiding groove in the thickness direction of the supporting body.
According to the battery cell supporting structure of the battery module, the lower supporting ribs and the avoidance grooves are correspondingly arranged, the battery cell supporting structure is arranged in the shell of the battery pack to support the battery cell, when the bottom of the shell of the battery pack is impacted, the battery cell supporting structure plays a role in buffering, the battery cell supporting structure can absorb impact force, the impact force on the battery cell can be reduced, the use safety of the battery module and the battery pack can be improved, and the service life of the battery module and the battery pack can be prolonged.
In some examples of the utility model, the lower support rib is spaced apart from the relief groove.
In some examples of the utility model, the lower support rib comprises: the first lower supporting rib and the avoiding groove extend in the same direction.
In some examples of the present invention, the lower support rib further includes: and the second lower supporting ribs are arranged on the surface of the support body far away from the battery cell and are arranged in a cross mode with the first lower supporting ribs.
In some examples of the present invention, the first lower support rib and the second lower support rib are perpendicular to each other.
In some examples of the present invention, the second lower support rib is provided with a first avoidance notch communicated with the avoidance groove, and the first avoidance notch corresponds to both the avoidance groove and the first lower support rib.
In some examples of the present invention, the cell support structure of the battery module further includes: go up the support muscle, it locates to go up the support muscle the support body is close to the surface of electric core, it is suitable for the clamp to establish to go up the support muscle between two adjacent electric cores of battery module.
In some examples of the present invention, the upper support rib and the second lower support rib are disposed opposite to each other in a thickness direction of the support body, and the upper support rib is provided with a second avoidance notch corresponding to the avoidance groove.
The battery module comprises the battery cell supporting structure of the battery module.
According to the battery module, the battery module is arranged in the shell of the battery pack, the battery cell supporting structure supports the battery cell, when the bottom of the shell of the battery pack is impacted, the battery cell supporting structure has a buffering effect, the battery cell supporting structure can absorb the impact force, and the impact force on the battery cell can be reduced, so that the use safety of the battery module can be improved, and the service life of the battery module can be prolonged.
The battery pack comprises the battery module.
According to the battery pack, the battery module is arranged in the shell of the battery pack, the battery core is supported by the battery core supporting structure, when the bottom of the shell of the battery pack is impacted, the battery core supporting structure has a buffering effect, the battery core supporting structure can absorb the impact force, and the impact force on the battery core can be reduced, so that the use safety of the battery pack can be improved, and the service life of the battery pack can be prolonged.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is an exploded view of a battery pack according to an embodiment of the present invention;
fig. 2 is an exploded view of a cell, structural adhesive and cell support structure according to an embodiment of the utility model;
fig. 3 is a schematic diagram of a cell support structure according to an embodiment of the utility model;
FIG. 4 is an enlarged view at A in FIG. 3;
figure 5 is another angular schematic of a cell support structure according to an embodiment of the present invention;
fig. 6 is an enlarged view at B in fig. 5.
Reference numerals:
a battery module 100;
a cell support structure 10;
a support body 11; an avoidance groove 111;
an upper support rib 13; a second avoidance notch 131; the cell placing groove 132;
a battery cell 20;
a battery pack 1000; a housing 200.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
Referring to fig. 1-6, a cell support structure 10 of a battery module 100 according to an embodiment of the present invention is described, the battery module 100 may be provided with the cell support structure 10, the battery module 100 includes at least one battery cell 20, and the battery module 100 may be mounted in a housing 200 of a battery pack 1000.
As shown in fig. 1 to 6, a cell support structure 10 according to an embodiment of the present invention includes: a support body 11 and a lower support rib 12. The support body 11 is used for supporting the battery cell 20, further, the battery cell 20 is disposed on the upper surface of the support body 11, and the support body 11 is provided with an avoiding groove 111 penetrating through the support body 11, and further, in the thickness direction of the support body 11, the avoiding groove 111 penetrates through the support body 11. The lower support rib 12 is connected to the support body 11 and located on one side of the support body 11 away from the battery cell 20, for example: the battery cell 20 is disposed on the upper surface of the support body 11, and the lower support rib 12 is disposed below the support body 11. The lower support rib 12 and the avoidance groove 111 are disposed in the thickness direction of the support body 11, and preferably, the lower support rib 12 and the avoidance groove 111 are disposed opposite to each other in the thickness direction of the support body 11.
The battery module 100 may be provided with the cell support structure 10, and in this case, the cell support structure 10 is a structure of the battery module 100, but the present invention is not limited thereto, and the cell support structure 10 may also be provided as a separate component, and preferably, the cell support structure 10 is a structure of the battery module 100. When the battery cell 20 is supported by the battery cell support structure 10, a gap is formed between the lower support rib 12 and the battery cell 20, the battery cell support structure 10 plays a role in buffering, the battery module 100 is installed in the casing 200 of the battery pack 1000, the battery cell support structure 10 is supported below the battery cell 20, further, the battery cell support structure 10 is supported between the battery cell 20 and the casing 200 (the lower casing 200), when the bottom of the casing 200 of the battery pack 1000 is impacted, because a gap is formed between the lower support rib 12 and the battery cell 20, the impact force cannot be directly transmitted to the battery cell 20 through the lower support rib 12, the battery cell support structure 10 can absorb the impact force, the battery cell support structure 10 can deform and absorb the energy, the impact force received by the battery cell 20 can be reduced, so that the use safety of the battery module 100 and the battery pack 1000 can be improved, and the service life of the battery module 100 and the battery pack 1000 can be prolonged.
Therefore, the lower support ribs 12 are arranged corresponding to the avoiding grooves 111, the battery cell support structure 10 is arranged in the shell 200 of the battery pack 1000 to support the battery cell 20, when the bottom of the shell 200 of the battery pack 1000 is impacted, the battery cell support structure 10 plays a role in buffering, the battery cell support structure 10 can absorb the impact force, the impact force applied to the battery cell 20 can be reduced, the use safety of the battery module 100 and the battery pack 1000 can be improved, and the service life of the battery module 100 and the service life of the battery pack 1000 can be prolonged.
In some embodiments of the present invention, as shown in fig. 6, in the thickness direction of the support body 11, the lower support rib 12 and the avoidance groove 111 are arranged at a distance, and when the battery cell support structure 10 supports the battery cell 20, the arrangement enables a sufficient gap to be formed between the lower support rib 12 and the battery cell 20, and when the lower support rib 12 of the battery cell support structure 10 is impacted, the impact force transmitted by the lower support rib 12 to the battery cell 20 can be effectively avoided, so that the impact force received by the battery cell 20 can be further reduced, the safety of the battery module 100 and the battery pack 1000 can be further improved, and the service lives of the battery module 100 and the battery pack 1000 can be further prolonged.
In some embodiments of the present invention, as shown in fig. 6, the lower support rib 12 may include: the first lower support rib 121, the first lower support rib 121 and the escape groove 111 extend in the same direction. Further, the battery cell supporting structure 10 may further include a side enclosing plate 14, the side enclosing plate 14 is sleeved on a circumferential edge of the supporting body 11, further, the circumferential edge of the supporting body 11 is connected to a middle position of the side enclosing plate 14, the side enclosing plate 14 may be integrally formed with the supporting body 11, and at least one end of the first lower supporting rib 121 is connected to the side enclosing plate 14. The first lower support rib 121 and the avoidance groove 111 may both extend in the length direction of the cell support structure 10, and of course, the first lower support rib 121 and the avoidance groove 111 may also extend in the width direction of the cell support structure 10, preferably, the first lower support rib 121 and the avoidance groove 111 both extend in the length direction of the cell support structure 10, the length direction of the cell support structure 10 is the front-back direction in fig. 5, and thus the arrangement can ensure that the first lower support rib 121 and the avoidance groove 111 are arranged right opposite to each other, and can prevent the impact force from being transmitted to the cell 20 through the first lower support rib 121.
In some embodiments of the present invention, as shown in fig. 6, the lower support rib 12 may further include: second lower brace 122, second lower brace 122 is located the surface that supports body 11 and keep away from electric core 20, and second lower brace 122 and first lower brace 121 cross arrangement, wherein, at least one end and the side wall board 14 of second lower brace 122 are connected, second lower brace 122 can with support body 11 integrated into one piece, cross arrangement through second lower brace 122 and first lower brace 121, second lower brace 122 can play the supporting role to first lower brace 121, can promote the structural strength of second lower brace 122, thereby can promote the deformation energy-absorbing ability of second lower brace 122, and then can further reduce the impact that electric core 20 received.
In some embodiments of the present invention, as shown in fig. 6, the first lower support rib 121 and the second lower support rib 122 are disposed perpendicular to each other, for example: the first lower support rib 121 extends in the length direction of the cell support structure 10, the second lower support rib 122 extends in the width direction of the cell support structure 10, the length direction of the cell support structure 10 is the front-back direction in fig. 5, the width direction of the cell support structure 10 is the left-right direction in fig. 5, further, the first lower support rib 121 and the second lower support rib 122 are both constructed into a plate-shaped structure, and the first lower support rib 121 and the second lower support rib 122 are integrally formed, so that the second lower support rib 122 can better support the first lower support rib 121, the deformation energy absorption capability of the second lower support rib 122 can be further improved, and the impact force received by the cell 20 can be further reduced.
In some embodiments of the present invention, as shown in fig. 6, the second lower support rib 122 is provided with a first avoidance notch 123 communicated with the avoidance groove 111, the first avoidance notch 123 is correspondingly arranged with the avoidance groove 111 and the first lower support rib 121 in the thickness direction of the support body 11, preferably, the first avoidance notch 123 is arranged opposite to the avoidance groove 111 and the first lower support rib 121, and the end of the second lower support rib 122 close to the support body 11 is provided with the first avoidance notch 123, so that a sufficient gap is ensured between the first lower support rib 121 and the battery cell 20, the energy absorption effect of the battery cell support structure 10 can be increased, and thus, the impact force can be further prevented from being applied to the battery cell 20.
In some embodiments of the present invention, as shown in fig. 3 and 4, the cell support structure 10 may further include: go up the support rib 13, go up the support rib 13 and set up in the surface that supports body 11 and be close to electric core 20, go up the support rib 13 and be suitable for pressing from both sides and establish between two adjacent electric cores 20 of battery module 100. Wherein, at least one end of the upper supporting rib 13 is connected with the side coaming 14, the extending direction of the upper supporting rib 13 is the same as the extending direction of the battery core 20, the battery module 100 may include a plurality of battery cores 20, each of the plurality of battery cores 20 may be set to be rectangular, the plurality of battery cores 20 may be sequentially arranged in the length direction of the battery core supporting structure 10, the plurality of upper supporting ribs 13 may also be set, the plurality of upper supporting ribs 13 are sequentially spaced apart in the length direction of the battery core supporting structure 10, thereby dividing the cell support structure 10 into a plurality of cell placement grooves 132, wherein the cell placement grooves 132 are communicated with the avoidance grooves 111, one cell 20 is installed in each cell placement groove 132, and an upper support rib 13 can be clamped between two adjacent cells 20, so that the cell support structure 10 can limit the cell 20, the battery cell 20 can be stably mounted on the cell support structure 10, so that the battery cell 20 can be prevented from being positionally displaced.
In some embodiments of the present invention, as shown in fig. 6, the upper support rib 13 and the second lower support rib 122 are disposed opposite to each other in the thickness direction of the support body 11, preferably, the upper support rib 13 and the second lower support rib 122 are disposed opposite to each other in the thickness direction of the support body 11, the upper support rib 13 is provided with a second avoidance notch 131, and the second avoidance notch 131 is disposed corresponding to the avoidance groove 111, wherein the end portion of the upper support rib 13 opposite to the support body 11 is provided with the second avoidance notch 131, and the second avoidance notch 131 is disposed opposite to the avoidance groove 111, so that the contact area between the upper support rib 13 and the battery cell 20 can be reduced, the force transmitted from the upper support rib 13 to the battery cell 20 can be reduced, the stress on the battery cell 20 can be further reduced, the service life of the battery cell 20 can be prolonged, and the energy absorption capability of the battery cell support structure 10 can be further improved.
As shown in fig. 1 and 2, the battery cell 20 may be bonded to the cell support structure 10 by a structural adhesive 15.
As shown in fig. 1 and fig. 2, a battery module 100 according to an embodiment of the present invention includes the cell support structure 10 of the above-described embodiment, the cell support structure 10 is disposed on the battery module 100, and the cell support structure 10 can support a cell 20 of the battery module 100, so that when the cell support structure 10 is impacted, the impact force can be effectively prevented from being transmitted to the cell 20, thereby improving the safety of the battery module 100 and prolonging the service life of the battery module 100.
As shown in fig. 1 to fig. 6, a battery pack 1000 according to an embodiment of the present invention includes the battery module 100 of the above embodiment, the battery module 100 is mounted in a casing 200 of the battery pack 1000, a cell support structure 10 supports a battery cell 20, when a bottom of the casing 200 of the battery pack 1000 is impacted, the cell support structure 10 plays a role in buffering, the cell support structure 10 can absorb the impact force, the impact force on the battery cell 20 can be reduced, so that the safety of the battery pack 1000 can be improved, and the service life of the battery pack 1000 can be prolonged.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the utility model have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A cell support structure for a battery module, comprising:
the support body is used for supporting the battery cell and is provided with an avoidance groove penetrating through the support body;
the lower supporting rib is connected with the supporting body and located on one side, away from the battery core, of the supporting body, and the lower supporting rib corresponds to the avoiding groove in the thickness direction of the supporting body.
2. The cell support structure of claim 1, wherein the lower support rib is spaced apart from the relief groove.
3. The cell support structure of a battery module according to claim 1 or 2, wherein the lower support rib comprises: the first lower supporting rib and the avoiding groove extend in the same direction.
4. The cell support structure of claim 3, wherein the lower support rib further comprises: and the second lower supporting ribs are arranged on the surface of the support body far away from the battery cell and are arranged in a cross mode with the first lower supporting ribs.
5. The cell support structure of claim 4, wherein the first lower support rib and the second lower support rib are perpendicular to each other.
6. The battery cell support structure of the battery module according to claim 4, wherein the second lower support rib is provided with a first avoidance notch communicated with the avoidance groove, and the first avoidance notch corresponds to both the avoidance groove and the first lower support rib.
7. The cell support structure of a battery module of claim 4, further comprising: go up the support muscle, it locates to go up the support muscle the support body is close to the surface of electric core, it is suitable for the clamp to establish to go up the support muscle between two adjacent electric cores of battery module.
8. The battery cell support structure of the battery module of claim 7, wherein the upper support rib and the second lower support rib are disposed opposite to each other in a thickness direction of the support body, and the upper support rib is provided with a second avoidance notch corresponding to the avoidance groove.
9. A battery module comprising a cell support structure of the battery module of any of claims 1-8.
10. A battery pack characterized by comprising the battery module according to claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122388405.5U CN215644720U (en) | 2021-09-29 | 2021-09-29 | Battery cell supporting structure of battery module, battery module and battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122388405.5U CN215644720U (en) | 2021-09-29 | 2021-09-29 | Battery cell supporting structure of battery module, battery module and battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215644720U true CN215644720U (en) | 2022-01-25 |
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|---|---|---|---|
| CN202122388405.5U Active CN215644720U (en) | 2021-09-29 | 2021-09-29 | Battery cell supporting structure of battery module, battery module and battery pack |
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| CN (1) | CN215644720U (en) |
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2021
- 2021-09-29 CN CN202122388405.5U patent/CN215644720U/en active Active
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