CN218351542U - Battery pack and energy storage device - Google Patents
Battery pack and energy storage device Download PDFInfo
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- CN218351542U CN218351542U CN202222237196.9U CN202222237196U CN218351542U CN 218351542 U CN218351542 U CN 218351542U CN 202222237196 U CN202222237196 U CN 202222237196U CN 218351542 U CN218351542 U CN 218351542U
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- battery module
- battery
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- battery pack
- plate
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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 package and energy memory, the battery package, include: the battery module comprises at least one battery module, a box body and at least one cooling assembly, wherein each battery module comprises a plurality of battery monomers which are arranged along a first direction, the at least one battery module is accommodated in the box body, the cooling assembly is arranged on one side of the battery module along a second direction, and the cooling assembly penetrates through the box body to be in contact with the battery module; the first direction is perpendicular to the second direction. Therefore, the cooling assembly is arranged outside the battery module and is contacted with the battery module to dissipate heat, and the cooling assembly has high cooling efficiency; and the cooling assembly is positioned outside the battery module, so that the cooling medium acts on the battery module after the cooling assembly is prevented from leaking, the safety and the reliability are improved, and the potential safety hazard is reduced.
Description
Technical Field
The utility model belongs to the technical field of the energy memory technique and specifically relates to a battery package and energy memory are related to.
Background
In the correlation technique, in order to improve the cooling efficiency of battery module, can set up the liquid cooling board in battery module inside, realize the liquid cooling to battery module through the coolant in the liquid cooling board. However, once the liquid cooling plate leaks, the cooling medium in the liquid cooling plate can directly act on the electric core inside the battery module, which can cause failure, short circuit and the like of the electric core, and cause danger, so that great potential safety hazard exists.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, an object of the present invention is to provide a battery pack, which can reduce the potential safety hazard on the premise of having higher cooling efficiency.
The utility model discloses an adopt energy memory of above-mentioned battery package is further provided.
According to the utility model discloses battery package of first aspect embodiment includes: the battery module comprises at least one battery module, a box body and at least one cooling assembly, wherein each battery module comprises a plurality of battery monomers which are arranged along a first direction, the at least one battery module is accommodated in the box body, the cooling assembly is arranged on one side of the battery module along a second direction, and the cooling assembly penetrates through the box body to be in contact with the battery module; the first direction is perpendicular to the second direction.
According to the cooling assembly provided by the embodiment of the utility model, the cooling assembly is arranged outside the battery module and is contacted with the battery module to dissipate heat, so that the cooling assembly has higher cooling efficiency; and the cooling assembly is positioned outside the battery module, so that the cooling medium acts on the battery module after the cooling assembly is prevented from leaking, the safety and the reliability are improved, and the potential safety hazard is reduced.
According to the cooling assembly provided by the embodiment of the utility model, the cooling assembly is arranged outside the battery module and is contacted with the battery module to dissipate heat, so that the cooling assembly has higher cooling efficiency; and the cooling assembly is positioned outside the battery module, so that the cooling medium acts on the battery module after the cooling assembly is prevented from leaking, the safety and the reliability are improved, and the potential safety hazard is reduced.
According to some embodiments of the invention, the cooling assembly comprises: the liquid cooling plate is arranged on one side, deviating from the battery module, of the box body in the second direction, the heat transfer assembly penetrates through the box body in the second direction, one end of the heat transfer assembly is in contact with the battery module, and the other end of the heat transfer assembly is in contact with the liquid cooling plate.
Further, the heat transfer assembly includes: the heat pipe penetrates through the box body along the second direction, and the first end of the heat pipe is in contact with the battery module; the heat conducting component is arranged on one side of the box body, which is far away from the battery module in the second direction; the first end of the heat conducting component is in contact with the liquid cooling plate, and the second end of the heat conducting component is connected with the second end of the heat pipe.
Further, the heat conductive member includes: the liquid cooling plate comprises a plate body part and a pipe body part, wherein the plate body part is in contact with the liquid cooling plate, the pipe body part is sleeved on the heat pipe, and the outline size of the plate body part is larger than that of the pipe body part.
Further, the plate body portion is formed as a circular disk and is disposed coaxially with the tube body portion.
In some embodiments, the cooling assembly further comprises: the temperature equalizing plate is arranged on one side of the battery monomers along the second direction; the first end of the heat pipe is in contact with the temperature equalizing plate.
Further, the cooling assembly further comprises: the heat conducting pad is arranged on one side of the plurality of single batteries along the second direction and is positioned between the temperature equalizing plate and the plurality of single batteries.
In some embodiments, the battery pack includes a plurality of battery modules; the battery modules are arranged in the second direction at intervals side by side, and the heat dissipation layer is arranged among the battery modules.
Further, the heat dissipation layer is made of graphene materials.
According to the utility model discloses energy memory of second aspect embodiment includes: the battery pack described in the above embodiments.
Additional aspects and advantages of the invention 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 invention.
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 a schematic view of a battery module according to an embodiment of the present invention;
fig. 2 is a schematic diagram illustrating the assembly of the battery module, the cooling assembly, the vapor chamber, and the thermal pad according to an embodiment of the present invention;
fig. 3 is a schematic view of a heat pipe and a heat conducting member according to an embodiment of the present invention.
Reference numerals:
the battery pack 100 is provided with a battery pack,
the battery module (10) is provided with a battery,
the number of the cases 20 is such that,
a cooling component 30, a liquid cooling plate 31, a heat transfer component 32, a heat pipe 321, a heat conducting component 322, a plate body portion 3221, a pipe body portion 3222, a temperature equalizing plate 33, a heat conducting pad 34,
a heat sink layer 40.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.
A battery module and an energy storage device according to an embodiment of the present invention are described below with reference to fig. 1 to 3.
As shown in fig. 1 and 3, a battery pack 100 according to an embodiment of the present invention includes a battery module 10, a case 20, and a cooling assembly 30.
The number of the battery modules 10 is at least one, the battery module 10 includes a plurality of single batteries arranged along a first direction, the battery module 10 is accommodated in the box body 20, the number of the cooling assemblies 30 is at least one, the cooling assemblies 30 are arranged on one side of the battery module 10 along a second direction, the cooling assemblies 30 penetrate through the box body 20 to be in contact with the battery module 10, and the first direction is perpendicular to the second direction.
Specifically, the battery module 10 may include multiple rows and multiple columns of single batteries (the first direction is in rows and the second direction is in rows) arranged in an array, or may also be arranged in sequence only along the first direction, one or more battery modules 10 may be included in each battery pack 100, and the box 20 is disposed outside the one or more battery modules 10 to support and protect the battery modules 10.
Furthermore, battery module 10 can produce certain heat at the charge-discharge in-process, the utility model discloses can set up cooling module 30 outward to make cooling module 30's one end wear to establish box 20 with the heat transfer of contact with battery module 10, realize the forced heat dissipation to battery module 10.
According to the cooling assembly 30 provided by the embodiment of the invention, the cooling assembly 30 is arranged outside the battery module 10, and the cooling assembly 30 is in contact with the battery module 10 for heat dissipation, so that the cooling assembly 30 has high cooling efficiency; and the cooling component 30 is located outside the battery module 10, so that the cooling medium acts on the battery module 10 after the cooling component 30 leaks, the safety and the reliability are improved, and the potential safety hazard is reduced.
As shown in fig. 2, the cooling module 30 includes: liquid cooling plate 31 and heat transfer assembly 32, liquid cooling plate 31 sets up in the box 20 and deviates from one side of battery module 10 in the second direction, and heat transfer assembly 32 passes box 20 along the second direction, and the one end of heat transfer assembly 32 contacts with battery module 10, and the other end of heat transfer assembly 32 contacts with liquid cooling plate 31.
Specifically, the liquid cooling plate 31 and the battery module 10 are disposed opposite to each other in the second direction, one end of the heat conducting member 322 contacts the battery module 10, and the other end of the heat conducting member 322 contacts the liquid cooling plate 31, so as to dissipate heat from the battery module 10.
It should be pointed out that liquid cooling plate 31 sets up outside battery module 10, and liquid cooling plate 31 sets up with the battery cell interval in the battery module 10, and when can avoiding liquid cooling plate 31 to appear leaking, coolant acts on battery cell, ensures can not lead to battery cell to become invalid, short circuit because of coolant leaks to reduce the potential safety hazard.
As shown in fig. 3, the heat transfer assembly 32 includes: the heat pipe 321 and the heat conducting part 322, the heat pipe 321 may be made of a metal material with good heat conducting property, such as a copper pipe or an aluminum pipe, the heat pipe 321 penetrates through the case 20 along the second direction, the first end of the heat pipe 321 is in contact with the battery module 10, and the heat conducting part 322 is disposed on one side of the case 20 away from the battery module 10 in the second direction; the first end of the heat conducting member 322 is in contact with the liquid cooling plate 31, and the second end of the heat conducting member 322 is connected to the second end of the heat pipe 321.
In other words, one end of the heat pipe 321 contacts the battery module 10 to conduct heat generated by the battery module 10, the other end of the heat pipe 321 contacts the heat conducting member 322, and the heat conducting member 322 contacts the liquid cooling plate 31 to perform contact heat exchange, so that heat generated by the battery module 10 can be quickly cooled by the cooling medium, the battery module 10 is ensured to be at a proper working temperature, the working temperature of the battery module 10 is prevented from being too high, and the battery module 10 is effectively cooled.
As shown in fig. 3, in some embodiments, the heat-conducting member 322 includes: the tube body 3222 is sleeved on the heat pipe 321, the plate body 3221 is disposed at the other end of the tube body 3222 and attached to the liquid cooling plate 31, and the plate body 3221 has a profile dimension larger than that of the tube body 3222.
Specifically, the heat conducting member 322 can be configured as a truncated pyramid, a circular truncated cone, or a stepped structure, the tube body 3222 is connected to the heat pipe 321 in a sleeved manner, so as to improve the connection stability between the heat conducting member 322 and the heat pipe 321, and the heat of the heat pipe 321 can be conducted out of the tube body 3222, and the plate body 3221 has a larger outline size and is attached to the liquid cooling plate 31, so as to increase the heat exchange area with the liquid cooling plate 31, thereby further improving the heat exchange efficiency and the heat exchange effect, and improving the cooling effect of the battery module 10.
As shown in fig. 3, further, the plate body 3221 is formed into a circular disc and is coaxially disposed with the pipe body 3222, so that the heat exchange effect and the heat exchange efficiency are improved, and meanwhile, the assembly difficulty between the heat conducting member 322 and the heat pipe 321 is lower, and the assembly is simpler and more convenient.
It should be noted that the plate portion 3221 and the tube portion 3222 of the heat conducting member 322 may be integrally formed, and both may be made of aluminum alloy with good heat conductivity.
As shown in fig. 2, in some embodiments, the cooling assembly 30 further comprises: at least one temperature equalizing plate 33 and at least one heat conducting pad 34, wherein the temperature equalizing plate 33 is arranged on one side of the plurality of battery cells along the second direction; the first end of the heat pipe 321 contacts the temperature equalizing plate 33, the heat conducting pad 34 is disposed on one side of the plurality of battery cells along the second direction, and the heat conducting pad 34 is located between the temperature equalizing plate 33 and the plurality of battery cells.
That is, a temperature-uniforming plate 33 is further disposed between the battery module 10 and the cooling assembly 30, the heat pipe 321 is in contact with the temperature-uniforming plate 33, and a heat-conducting pad 34 is further disposed between the temperature-uniforming plate 33 and the battery module 10.
From this, heat transfer to the temperature-uniforming plate 33 that produces battery module 10 through heat conduction pad 34, temperature-uniforming plate 33 is used for the heat homogenization with the big face production of battery module 10, and derive the heat through a plurality of heat pipes 321, with the setting through heat conduction pad 34, effectively derive battery module 10 heat, improve cooling efficiency, setting through temperature-uniforming plate 33, avoid appearing the temperature concentration phenomenon, improve the temperature homogeneity, with the operational environment of effectively improving battery module 10, avoid the heat to concentrate and lead to battery module 10 thermal failure, with improvement job stabilization nature.
As shown in fig. 1, according to some embodiments of the present invention, the box body 20 may include a top plate, a bottom plate, end plates located at both sides of the first direction, and side plates located at both sides of the second direction, and the cooling assembly 30 is attached to the side plates.
As shown in fig. 1, in some embodiments, the battery module 10 includes a plurality of battery modules 10, the plurality of battery modules 10 are arranged side by side at intervals in the second direction, and the heat dissipation layer 40 is disposed between the battery modules 10.
Specifically, the heat dissipation layer 40 may be configured as a graphene layer, and by providing the heat dissipation layer 40 between the adjacent battery modules 10, the local temperature inside the battery module 10 may be prevented from being too high, and the temperature concentration of the battery module 10 may be prevented from occurring, so as to improve the reliability and safety of the battery module 10.
According to the utility model discloses energy memory of second aspect embodiment includes: the technical effect of the battery pack 100 in the above embodiment is the same as that of the battery pack 100, and is not repeated herein.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the description of the present invention, "the first feature" and "the second feature" may include one or more of the features.
In the description of the present invention, "a plurality" means two or more.
In the description of the present invention, the first feature "on" or "under" the second feature may include the first and second features being in direct contact, and may also include the first and second features being in contact with each other not directly but through another feature therebetween.
In the description of the invention, the first feature being "on", "above" and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature.
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 present invention. 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 present invention 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 invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A battery pack, comprising:
the battery module comprises a plurality of battery units which are arranged along a first direction;
the battery module is accommodated in the box body;
the cooling assembly is arranged on one side of the battery module along a second direction and penetrates through the box body to be in contact with the battery module; the first direction is perpendicular to the second direction.
2. The battery pack of claim 1, wherein the cooling assembly comprises:
the liquid cooling plate is arranged on one side of the box body, which is far away from the battery module in the second direction,
and the heat transfer assembly penetrates through the box body along the second direction, one end of the heat transfer assembly is in contact with the battery module, and the other end of the heat transfer assembly is in contact with the liquid cooling plate.
3. The battery pack of claim 2, wherein the heat transfer assembly comprises:
the heat pipe penetrates through the box body along the second direction, and a first end of the heat pipe is in contact with the battery module;
the heat conducting component is arranged on one side of the box body, which is far away from the battery module in the second direction; the first end of the heat conducting component is in contact with the liquid cooling plate, and the second end of the heat conducting component is connected with the second end of the heat pipe.
4. The battery pack according to claim 3, wherein the heat conduction member includes:
a plate body portion in contact with the liquid cooling plate;
the heat pipe is sleeved with the pipe body part, and the outline size of the plate body part is larger than that of the pipe body part.
5. The battery pack according to claim 4, wherein the plate body portion is formed as a circular disk, and the circular disk is disposed coaxially with the tube body portion.
6. The battery pack according to claim 4 or 5, wherein the cooling assembly further comprises: the temperature equalizing plate is arranged on one side of the battery monomers along the second direction; the first end of the heat pipe is in contact with the temperature equalizing plate.
7. The battery pack of claim 6, wherein the cooling assembly further comprises: the heat conducting pad is arranged on one side of the plurality of battery monomers along the second direction and is positioned between the temperature equalizing plate and the plurality of battery monomers.
8. The battery pack of claim 1, wherein the battery pack includes a plurality of battery modules; a plurality of the battery modules are arranged side by side at intervals along the second direction, and a heat dissipation layer is arranged among the battery modules.
9. The battery pack of claim 8, wherein the heat spreading layer is a graphene material.
10. An energy storage device, comprising: the battery pack of any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222237196.9U CN218351542U (en) | 2022-08-24 | 2022-08-24 | Battery pack and energy storage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222237196.9U CN218351542U (en) | 2022-08-24 | 2022-08-24 | Battery pack and energy storage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218351542U true CN218351542U (en) | 2023-01-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222237196.9U Active CN218351542U (en) | 2022-08-24 | 2022-08-24 | Battery pack and energy storage device |
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| Country | Link |
|---|---|
| CN (1) | CN218351542U (en) |
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2022
- 2022-08-24 CN CN202222237196.9U patent/CN218351542U/en active Active
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