CN219329306U - Integrated heat dissipation plate of battery pack - Google Patents
Integrated heat dissipation plate of battery pack Download PDFInfo
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- CN219329306U CN219329306U CN202320470078.4U CN202320470078U CN219329306U CN 219329306 U CN219329306 U CN 219329306U CN 202320470078 U CN202320470078 U CN 202320470078U CN 219329306 U CN219329306 U CN 219329306U
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- cover plate
- battery pack
- water cooling
- pulsation
- flow channel
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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 application provides an integrated heat dissipation plate of a battery pack, which comprises a first cover plate and a second cover plate; the first cover plate is used for contacting the side wall of the battery pack and exchanging heat with the battery pack; the second cover plate is arranged on the first cover plate and is positioned on one side of the first cover plate, which is opposite to the battery pack; the second apron is equipped with water-cooling runner and pulsation runner, and the water-cooling runner is used for holding first coolant liquid, and the pulsation runner is used for holding second coolant liquid, and water-cooling runner and pulsation runner interval arrangement, wherein, water-cooling runner all is in the second apron with the pulsation runner, and the second apron is connected with first apron, and the heat that is transmitted to first apron by the battery package is all absorbed to first coolant liquid in the water-cooling runner and the second coolant liquid in the pulsation runner to with this heat dispersion to each position of first apron, improved the radiating effect and the soaking effect of the integral type heating panel of battery package, so that the integrated water-cooling heat dissipation of the integral type heating panel at the battery package and pulsation heat dissipation's function.
Description
Technical Field
The application belongs to the technical field of heat dissipation of battery packs, and particularly relates to an integrated heat dissipation plate of a battery pack.
Background
Along with development of science and technology, battery package is as new energy component for energy supply to electronic equipment, battery package can produce heat at the in-process of work, and this heat is concentrated in the local position of battery package easily, in prior art, the battery package is installed in the water-cooling board to dispel the heat through the water-cooling board, in order to further enlarge the radiating effect of water-cooling board, with the volume increase of water-cooling board, and the heating panel of current battery package only carries out local heat dissipation through the water-cooling function, leads to the radiating effect of the heating panel of current battery package relatively poor and the soaking effect relatively poor.
Disclosure of Invention
The embodiment of the application provides an integral type heating panel of battery package to solve the relatively poor and relatively poor problem of soaking effect of the heating panel of current battery package.
In a first aspect, an embodiment of the present application provides an integrated heat dissipation plate of a battery pack, including:
the first cover plate is used for contacting with the side wall of the battery pack and performing heat exchange with the battery pack;
the second cover plate is arranged on the first cover plate and is positioned on one side of the first cover plate, which is opposite to the battery pack; the second cover plate is provided with a water cooling flow passage and a pulsation flow passage, the water cooling flow passage is used for accommodating first cooling liquid, the pulsation flow passage is used for accommodating second cooling liquid, and the water cooling flow passage and the pulsation flow passage are arranged at intervals.
Optionally, the water cooling flow channel and the pulsating flow channel form a heat dissipation area, and an outer contour of the heat dissipation area is larger than an outer contour of a contact area of the battery pack relative to the first cover plate.
Optionally, the water cooling flow channel and the pulsation flow channel are located on the same surface of the second cover plate, and the opening of the water cooling flow channel and the opening of the pulsation flow channel are covered by the first cover plate.
Optionally, the water cooling flow channel is a serpentine flow channel.
Optionally, the pulsation flow channel is located at an inner peripheral side of the water cooling flow channel and fills an inner peripheral area of the water cooling flow channel.
Optionally, the pulsation flow channel is located at an outer peripheral side of the water cooling flow channel and fills an outer peripheral region of the water cooling flow channel.
Optionally, the pulsation flow channel extends towards the arc section of the water cooling flow channel and fills the area of the arc section of the water cooling flow channel.
Optionally, the pulsating flow path and the water cooling flow path are arranged side by side.
Optionally, the first cover plate is provided with a liquid inlet and a liquid outlet, and the liquid inlet and the liquid outlet are respectively communicated with two ends of the water cooling flow channel.
Optionally, the water cooling flow channel is a closed loop flow channel.
The embodiment of the application provides an integrated heat dissipation plate of a battery pack, wherein a first cover plate is used for contacting with the side wall of the battery pack and performing heat exchange with the battery pack; the second cover plate is arranged on the first cover plate and is positioned on one side of the first cover plate, which is opposite to the battery pack; the second apron is equipped with water-cooling runner and pulsation runner, the water-cooling runner is used for holding first coolant liquid, the pulsation runner is used for holding second coolant liquid, water-cooling runner and pulsation runner interval arrangement, wherein, water-cooling runner and pulsation runner all are in the second apron, the second apron is connected with first apron, the heat that is transmitted to first apron by the battery package is all absorbed to first coolant liquid in the water-cooling runner and the second coolant liquid that is in the pulsation runner, and disperse this heat to each position of first apron, the radiating effect and the soaking effect of the integral type heating panel of battery package have been improved, so that the integrated water-cooling heat dissipation of the integral type heating panel at the battery package and the radiating effect of the integral type heating panel of pulsation heat dissipation, and also can guarantee the radiating effect of the integral type heating panel of battery package under the volume that does not extend first apron.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings that are required to be used in the description of the embodiments will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained from these drawings without inventive effort to a person skilled in the art.
For a more complete understanding of the present application and the advantages thereof, reference is now made to the following descriptions taken in conjunction with the accompanying drawings. Wherein like reference numerals refer to like parts throughout the following description.
Fig. 1 is a schematic view of an integrated heat dissipation plate of a battery pack according to an embodiment of the present application.
Fig. 2 is an exploded view of an integrated heat dissipation plate of a battery pack according to an embodiment of the present application.
Fig. 3 is a front view of a second cover plate of an integrated heat dissipation plate of a battery pack according to the first embodiment of the present application.
Fig. 4 is a front view of a second cover plate of an integrated heat dissipation plate of a battery pack according to a second embodiment of the present application.
Fig. 5 is a front view of a second cover plate of an integrated heat dissipation plate of a battery pack according to a third embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It will be apparent that the described embodiments are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by those skilled in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.
The embodiment of the application provides an integrated heat dissipation plate 100 of a battery pack, so as to solve the problems of poor heat dissipation effect and poor soaking effect of the heat dissipation plate of the existing battery pack 30.
Referring to fig. 1 to 5, an embodiment of the present application provides an integrated heat dissipation plate 100 of a battery pack, where the integrated heat dissipation plate 100 of the battery pack includes a first cover plate 10 and a second cover plate 20, the second cover plate 20 is located at a lower side of the first cover plate 10 and is fixedly connected with the first cover plate 10, and both the first cover plate 10 and the second cover plate 20 are made of heat conductive metal.
The first cover plate 10 is used to contact the sidewall of the battery pack 30 and exchange heat with the battery pack 30, at this time, the upper surface of the first cover plate 10 contacts the sidewall of the battery pack 30, and the first cover plate 10 carries the battery pack 30.
When the first cover plate 10 carries the battery pack 30, heat generated by the battery pack 30 in the working process is directly conducted to the first cover plate 10, and the heat dissipation effect of the first cover plate 10 under air cooling is limited.
Therefore, the second cover 20 is needed to assist in heat dissipation, wherein the second cover 20 is mounted on the first cover 10 and is located at a side of the first cover 10 facing away from the battery pack 30; the second cover plate 20 is provided with a water-cooling flow passage 31 and a pulsating flow passage 32, the water-cooling flow passage 31 is used for accommodating the first cooling liquid, the pulsating flow passage 32 is used for accommodating the second cooling liquid, and the water-cooling flow passage 31 and the pulsating flow passage 32 are arranged at intervals.
At this time, the second cover plate 20 is provided with a water cooling flow channel 31 and a pulsation flow channel 32, the water cooling flow channel 31 is used for accommodating the first cooling liquid, the pulsation flow channel 32 is used for accommodating the second cooling liquid, the water cooling flow channel 31 and the pulsation flow channel 32 are arranged at intervals, wherein the water cooling flow channel 31 and the pulsation flow channel 32 are both positioned on the second cover plate 20, the second cover plate 20 is connected with the first cover plate 10, the first cooling liquid positioned in the water cooling flow channel 31 and the second cooling liquid positioned in the pulsation flow channel 32 both absorb the heat transferred to the first cover plate 10 by the battery pack 30 and disperse the heat to each position of the first cover plate 10, so that the heat dissipation effect and the soaking effect of the integrated heat dissipation plate 100 of the battery pack are improved, the heat dissipation effect of the integrated heat dissipation and the pulsation heat dissipation of the integrated heat dissipation plate 100 of the battery pack can be ensured under the condition that the volume of the first cover plate 10 is not expanded.
The water cooling flow channel 31 and the pulsation flow channel 32 are both formed in the second cover plate 20 and are integrated with the second cover plate 20 together, so that integral heat dissipation is realized, and the space of the second cover plate 20 is fully utilized, so that the water cooling function and the pulsation function are integrated with the second cover plate 20, the functions of integrating the water cooling heat dissipation and the pulsation heat dissipation with the integral heat dissipation plate 100 of the battery pack are realized, and the heat dissipation effect of the integral heat dissipation plate 100 of the battery pack can be ensured under the condition that the volume of the first cover plate 10 is not expanded.
Specifically, the water cooling flow channel 31 and the pulsation flow channel 32 form a heat dissipation area, the outer contour of the heat dissipation area is larger than the outer contour of the contact area of the battery pack 30 relative to the first cover plate 10, and the outer contour of the heat dissipation area encloses the outer contour of the contact area of the battery pack 30 relative to the first cover plate 10, so that the heat dissipation area fully covers the position of the battery pack 30 relative to the first cover plate 10, heat output by the battery pack 30 is fully conducted, local heat concentration is avoided, and the working stability of the battery pack 30 is improved through the integrated heat dissipation plate 100 of the battery pack.
The water cooling flow channel 31 and the pulsation flow channel 32 are positioned on the same surface of the second cover plate 20, the opening of the water cooling flow channel 31 and the opening of the pulsation flow channel 32 are covered by the first cover plate 10, at this time, the opening of the water cooling flow channel 31 and the opening of the pulsation flow channel 32 are covered by the first cover plate 10 when the second cover plate 20 is covered, at this time, the first cooling liquid flows in the water cooling flow channel 31 and takes away heat, the second cooling liquid is stored in the pulsation flow channel 32 and takes away heat, at this time, the first cooling liquid and the second cooling liquid absorb the heat output by the battery pack 30 together so as to ensure the heat dissipation effect of the integrated heat dissipation plate 100 of the battery pack, thereby avoiding local heat concentration and improving the working stability of the battery pack 30 through the integrated heat dissipation plate 100 of the battery pack.
Optionally, the water cooling channel 31 is a serpentine channel, and the track of the water cooling channel 31 is a serpentine track and is disposed on the surface of the second cover plate 20 so as to cover the first cover plate 10.
In the first embodiment, the pulsation flow path 32 is located on the inner peripheral side of the water cooling flow path 31 and fills the inner peripheral region of the water cooling flow path 31, the pulsation flow path 32 is located inside the region formed by the water cooling flow path 31 and is arranged at intervals from the water cooling flow path 31, the second cooling liquid and the first cooling liquid are not communicated with each other, heat dissipation and soaking are commonly performed on the battery pack 30 under the superposition of the pulsation flow path 32 and the water cooling flow path 31, at this time, the pulsation flow path 32 occupies a large space with respect to the battery pack 30, and a heat dissipation mode with the pulsation flow path 32 as the main and the water cooling flow path 31 as the auxiliary is formed.
In the second embodiment, the pulsation flow path 32 is located on the outer peripheral side of the water cooling flow path 31 and fills the outer peripheral region of the water cooling flow path 31, the pulsation flow path 32 is located outside the region formed by the water cooling flow path 31 and is arranged at intervals from the water cooling flow path 31, the second cooling liquid and the first cooling liquid are not communicated with each other, heat dissipation and soaking are carried out on the battery pack 30 together under the superposition of the pulsation flow path 32 and the water cooling flow path 31, at this time, the water cooling flow path 31 occupies a large space with respect to the battery pack 30, and a heat dissipation mode with the water cooling flow path 31 as the main and the pulsation flow path 32 as the auxiliary is formed.
In the first embodiment and the second embodiment, the pulsating flow path 32 extends toward the circular arc section 311 of the water cooling flow path 31 and fills the region of the circular arc section 311 of the water cooling flow path 31, the pulsating flow path 32 and the water cooling flow path 31 are arranged opposite to each other and supplement the corresponding redundant space, so that the pulsating flow path 32 and the water cooling flow path 31 fully utilize the space of the second cover plate 20, and the heat dissipation effect and the soaking effect of the integrated heat dissipation plate 100 of the battery pack are further improved.
In the third embodiment, the pulsation flow channels 32 and the water cooling flow channels 31 are arranged side by side, and the pulsation flow channels 32 and the water cooling flow channels 31 are distributed in different areas of the second cover plate 20 and are arranged side by side to each other so as to concentrate the first cooling liquid and the second cooling liquid, thereby realizing different heat dissipation areas and further realizing different heat dissipation effects.
Optionally, the first cover plate 10 is provided with a liquid inlet 11 and a liquid outlet 12, the liquid inlet 11 and the liquid outlet 12 are respectively communicated with two ends of the water cooling flow channel 31, the water cooling flow channel 31 is a closed loop flow channel, at this time, the first cooling liquid flows in the liquid inlet 11, the water cooling flow channel 31 and the liquid outlet 12, so that heat dissipation of the battery pack 30 is realized, and heat of the battery pack 30 is taken away in time.
The embodiment of the present application provides an integrated heat dissipation plate 100 of a battery pack, where a first cover plate 10 is used to contact a side wall of the battery pack 30 and exchange heat with the battery pack 30; the second cover plate 20 is mounted on the first cover plate 10 and is positioned at one side of the first cover plate 10 facing away from the battery pack 30; the second cover plate 20 is provided with a water cooling flow channel 31 and a pulsation flow channel 32, the water cooling flow channel 31 is used for containing first cooling liquid, the pulsation flow channel 32 is used for containing second cooling liquid, the water cooling flow channel 31 and the pulsation flow channel 32 are arranged at intervals, wherein the water cooling flow channel 31 and the pulsation flow channel 32 are both arranged on the second cover plate 20, the second cover plate 20 is connected with the first cover plate 10, the first cooling liquid in the water cooling flow channel 31 and the second cooling liquid in the pulsation flow channel 32 both absorb heat transferred to the first cover plate 10 by the battery pack 30 and disperse the heat to various positions of the first cover plate 10, so that the heat dissipation effect and the soaking effect of the integrated heat dissipation plate 100 of the battery pack are improved, the heat dissipation effect of the integrated heat dissipation plate 100 of the battery pack can be guaranteed under the condition that the volume of the first cover plate 10 is not expanded.
In the foregoing embodiments, the descriptions of the embodiments are emphasized, and for parts of one embodiment that are not described in detail, reference may be made to related descriptions of other embodiments.
In the description of the present application, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more features.
The principles and embodiments of the present application are described herein with specific examples, the above examples being provided only to assist in understanding the methods of the present application and their core ideas; meanwhile, as those skilled in the art will vary in the specific embodiments and application scope according to the ideas of the present application, the contents of the present specification should not be construed as limiting the present application in summary.
Claims (10)
1. An integrated heat dissipation plate for a battery pack, comprising:
the first cover plate is used for contacting with the side wall of the battery pack and performing heat exchange with the battery pack;
the second cover plate is arranged on the first cover plate and is positioned on one side of the first cover plate, which is opposite to the battery pack; the second cover plate is provided with a water cooling flow passage and a pulsation flow passage, the water cooling flow passage is used for accommodating first cooling liquid, the pulsation flow passage is used for accommodating second cooling liquid, and the water cooling flow passage and the pulsation flow passage are arranged at intervals.
2. The integrated heat dissipating plate of claim 1, wherein the water cooling flow channel and the pulsating flow channel form a heat dissipating region, and wherein an outer contour of the heat dissipating region is larger than an outer contour of a contact region of the battery pack with respect to the first cover plate.
3. The integrated heat dissipating plate of claim 2, wherein the water cooling flow channel and the pulsation flow channel are on the same surface of the second cover plate, and the opening of the water cooling flow channel and the opening of the pulsation flow channel are covered by the first cover plate.
4. The integrated heat spreader of claim 1, wherein the water cooled flow channel is a serpentine flow channel.
5. The integrated heat dissipating plate for a battery pack according to claim 4, wherein said pulsating flow path is located on an inner peripheral side of said water cooling flow path and fills an inner peripheral region of said water cooling flow path.
6. The integrated heat dissipating plate for a battery pack according to claim 4, wherein said pulsating flow path is located on an outer peripheral side of said water cooling flow path and fills an outer peripheral region of said water cooling flow path.
7. The integrated heat dissipation plate for battery packs according to claim 4 or 5, wherein the pulsation flow path extends toward the circular arc section of the water cooling flow path and fills the region of the circular arc section of the water cooling flow path.
8. The integrated heat sink of claim 4 wherein said pulsating flow path and said water cooled flow path are disposed side by side.
9. The integrated heat dissipation plate of a battery pack according to claim 4, wherein the first cover plate is provided with a liquid inlet (11) and a liquid outlet (12), and the liquid inlet (11) and the liquid outlet (12) are respectively communicated with two ends of the water cooling flow channel.
10. The integrated heat spreader of claim 1, wherein the water cooled runner is a closed loop runner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320470078.4U CN219329306U (en) | 2023-03-13 | 2023-03-13 | Integrated heat dissipation plate of battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320470078.4U CN219329306U (en) | 2023-03-13 | 2023-03-13 | Integrated heat dissipation plate of battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219329306U true CN219329306U (en) | 2023-07-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320470078.4U Active CN219329306U (en) | 2023-03-13 | 2023-03-13 | Integrated heat dissipation plate of battery pack |
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| Country | Link |
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| CN (1) | CN219329306U (en) |
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- 2023-03-13 CN CN202320470078.4U patent/CN219329306U/en active Active
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