CN212625766U - Cooling plate subassembly, battery module and vehicle - Google Patents
Cooling plate subassembly, battery module and vehicle Download PDFInfo
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- CN212625766U CN212625766U CN202021246581.4U CN202021246581U CN212625766U CN 212625766 U CN212625766 U CN 212625766U CN 202021246581 U CN202021246581 U CN 202021246581U CN 212625766 U CN212625766 U CN 212625766U
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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 cooling plate subassembly, battery module and vehicle. The cooling plate assembly includes: a first cooling plate; a second cooling plate defining a plurality of cooling flow channels therebetween; and the distribution pipeline is arranged on the first cooling plate or the second cooling plate, a plurality of liquid distribution ports are arranged on the distribution pipeline, and each liquid distribution port is connected with the corresponding liquid distribution inlet of the cooling runner. According to the utility model discloses a be provided with a plurality of cooling flow channels among the cooling plate subassembly, the distribution pipeline can be with the temperature uniformity of coolant liquid distribution in order to improve the cooling plate subassembly among a plurality of cooling flow channels, improves the heat transfer effect of cooling plate subassembly.
Description
Technical Field
The utility model belongs to the technical field of the battery heat dissipation and specifically relates to a cooling plate subassembly, battery module and vehicle are related to.
Background
In the related art, the battery pack without the module scheme has long battery cells and compact arrangement, and can only be designed into an integrated cooling plate which is not only a bearing structural member but also a performance member. However, the distribution of the cooling liquid in the cooling channels in the cooling plate is not uniform, which causes the temperature at each position of the cooling plate to be non-uniform, and the heating and cooling performance to be poor.
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 utility model is to provide a cooling plate subassembly is provided with a plurality of cooling flow channels in this cooling plate subassembly, and the distribution pipeline can be with the temperature uniformity of coolant liquid distribution in order to improve the cooling plate subassembly in a plurality of cooling flow channels, improves the heat transfer effect of cooling plate subassembly.
The utility model also provides a battery module with the cooling plate assembly;
the utility model discloses still provide a vehicle that has above-mentioned battery module.
According to the utility model discloses a cooling plate subassembly includes: a first cooling plate; a second cooling plate defining a plurality of cooling flow channels therebetween; and the distribution pipeline is arranged on the first cooling plate or the second cooling plate, a plurality of liquid distribution ports are arranged on the distribution pipeline, and each liquid distribution port is connected with the corresponding liquid distribution inlet of the cooling runner.
According to the utility model discloses a cooling plate subassembly, inject a plurality of cooling flow channels between first cooling plate and the second cooling plate, with each region to in the battery module carries out the heat transfer, the distribution pipeline is suitable for in distributing the coolant liquid to each cooling flow channel, so that the flow of the coolant liquid in each cooling flow channel is more balanced, reduce the difference in temperature of each position of cooling plate subassembly, improve the temperature uniformity of cooling plate subassembly, thereby improve the radiating effect to the battery module, the life of battery module has been prolonged.
According to an embodiment of the present invention, each of the cooling flow passages includes: the liquid separating device comprises a first cooling flow channel and a second cooling flow channel, wherein the first cooling flow channel and the second cooling flow channel are communicated with each other and extend towards directions far away from each other, and the liquid separating inlet is arranged at one end where the first cooling flow channel and the second cooling flow channel are communicated with each other.
According to the utility model discloses an embodiment, first cooling runner with second cooling runner structure is the same and the symmetry sets up.
According to an embodiment of the present invention, the first cooling flow channel is provided with a first liquid separation outlet, and the second cooling flow channel is provided with a second liquid separation outlet; a first return channel and a second return channel are further defined between the first cooling plate and the second cooling plate, and the first return channels are respectively communicated with the plurality of first liquid separation outlets; the second return channel is respectively communicated with the second liquid dividing outlets.
According to an embodiment of the utility model, it is a plurality of cooling runner divide into the multiunit, every group be provided with in the cooling runner a plurality ofly the cooling runner, first return flow channel with second return flow channel constructs for corresponding multiunit, every group first return flow channel with second return flow channel and a corresponding a set of a plurality of the cooling runner intercommunication.
According to an embodiment of the present invention, the first cooling flow passage and the second cooling flow passage are both configured as a serpentine flow passage.
According to an embodiment of the present invention, the distribution line includes: the main pipeline is provided with a cooling liquid inlet; a plurality of branch pipes which are respectively communicated with the main pipe and are provided with a plurality of liquid separation ports.
According to an embodiment of the present invention, the first cooling plate and/or the second cooling plate are provided with a coolant outlet, and the coolant outlet communicates with the corresponding first return channel and/or the second return channel.
The battery module according to the present invention will be described briefly below.
According to the utility model discloses a be provided with the cooling plate subassembly of above-mentioned embodiment in the battery module, because according to the utility model discloses a be provided with the cooling plate subassembly of above-mentioned embodiment on the battery module, consequently the heat dispersion of this battery module is good, and the uniformity of the temperature of battery module is high, has improved the life of battery module, has optimized the operational environment of battery module.
The vehicle according to the present invention is briefly described below.
According to the utility model discloses a be provided with the battery module of above-mentioned embodiment on the vehicle, because according to the utility model discloses be provided with the battery module of above-mentioned embodiment on the vehicle, consequently the cooling water route has good performance in this vehicle, can improve the life of battery module effectively, makes the maintenance cost reduction of vehicle, has improved the reliability of vehicle.
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 structural view of a cooling plate assembly according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a first cooling plate according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a distribution pipe according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of the flow of coolant in a cooling plate assembly according to an embodiment of the present invention;
fig. 5 is a side view of a cooling plate assembly according to an embodiment of the present invention.
Reference numerals:
the cooling plate package 1 is cooled down in such a way that,
the first cooling plate 11, the second cooling plate 12,
a cooling flow channel 13, a first cooling flow channel 131, a second cooling flow channel 132, a liquid dividing inlet 133, a first liquid dividing outlet 134, a second liquid dividing outlet 135, a first return channel 136, a second return channel 137,
the distribution line 14, the main line 141, the branch line 142, the liquid-dividing port 143,
a cooling liquid inlet 101, a cooling liquid outlet 102, a liquid inlet pipe 103 and a liquid outlet pipe 104.
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 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 drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
A cooling plate assembly 1 according to an embodiment of the present invention is described below with reference to fig. 1 to 5.
According to the utility model discloses a cooling plate subassembly 1 includes first cooling plate 11, second cooling plate 12 and distribution pipeline 14, prescribes a limit to cooling runner 13 between first cooling plate 11 and the second cooling plate 12, and distribution pipeline 14 sets up in cooling runner 13, is provided with a plurality of minute liquid mouths 143 on the distribution pipeline 14, and every minute liquid mouth 143 links to each other with the minute liquid import 133 of the cooling runner 13 that corresponds.
In the related art, the battery pack without the module scheme has long battery cells and compact arrangement, and can only be designed into an integrated cooling plate which is not only a bearing structural member but also a performance member. However, the distribution of the cooling liquid in the cooling channels in the cooling plate is not uniform, which causes the temperature at each position of the cooling plate to be non-uniform, and the heating and cooling performance to be poor.
According to the utility model discloses a cooling plate subassembly 1 is provided with cooling runner 13 between first cooling plate and second cooling plate, is suitable for the circulation coolant liquid in every cooling runner 13, through setting up a plurality of cooling runners 13 in order to carry out the heat transfer to each position in cooling plate subassembly 1.
The distribution pipeline 14 may be disposed between the first cooling plate 11 and the second cooling plate 12, or disposed outside the first cooling plate 11 or outside the second cooling plate 12, the distribution pipeline 14 may be connected to a liquid outlet of a cooling liquid system, and the cooling liquid enters each cooling flow channel 13 through a liquid distribution port 143 on the distribution pipeline 14, so that the flow rates of the cooling flow channels 13 are the same, the flow rates of the cooling liquid in the cooling flow channels 13 are substantially the same, and the heat exchange effects of different regions of the cooling plate assembly 1 corresponding to different cooling flow channels 13 are the same.
According to the utility model discloses a cooling plate subassembly 1, inject a plurality of cooling flow channel 13 between first cooling plate 11 and the second cooling plate 12, with each region to in the battery module carries out the heat transfer, distribution pipeline 14 is suitable for and distributes the coolant liquid to each cooling flow channel 13 in, so that the flow of the coolant liquid in each cooling flow channel 13 is more balanced, reduce the difference in temperature of 1 each position of cooling plate subassembly, improve the temperature uniformity of cooling plate subassembly 1, thereby improve the radiating effect to the battery module, the life of battery module has been prolonged.
As shown in fig. 2, according to an embodiment of the present invention, each cooling flow channel 13 includes a first cooling flow channel 131 and a second cooling flow channel 132, the first cooling flow channel 131 and the second cooling flow channel 132 extend toward a direction away from each other, and the liquid separation port 143 is disposed at one end where the first cooling flow channel 131 and the second cooling flow channel 132 communicate with each other.
It should be noted here that the first cooling flow channel 131 and the second cooling flow channel 132 are communicated with each other, but the first cooling flow channel 131 and the second cooling flow channel 132 share the same liquid separation inlet 133, the extending directions of the first cooling flow channel 131 and the second cooling flow channel 132 are opposite, the liquid separation port 143 is disposed at one end where the first cooling flow channel 131 and the second cooling flow channel 132 are connected with each other, and the cooling liquid enters the first cooling flow channel 131 and the second cooling flow channel 132 through the liquid separation port 143 and then is divided, so that the flow directions of the cooling liquid in the first cooling flow channel 131 and the second cooling flow channel 132 are opposite.
The cooling flow channel 13 is divided into the first cooling flow channel 131 and the second cooling flow channel 132, the lengths of the first cooling flow channel 131 and the second cooling flow channel 132 can be the same, and the liquid separation inlet 133 is arranged in the middle of the cooling flow channel 13, so that the problem that the cooling flow channel 13 is too long and the temperature difference of the cooling liquid between the upstream and the downstream in the cooling flow channel 13 is too large is avoided. The liquid separating inlet 133 is arranged, so that the temperature of the cooling liquid in the single cooling flow channel 13 is more balanced, and the heat dissipation effect of the single cooling flow channel 13 is improved.
According to an embodiment of the present invention, the first cooling flow channel 131 and the second cooling flow channel 132 are identical in structure and are symmetrically disposed. One of the first cooling plate 11 and the second cooling plate 12 is configured as a runner plate, a plurality of runners are formed on the runner plate by stamping, and the first cooling runner 131 and the second cooling runner 132 are configured to have the same structure and are symmetrically arranged, so that the stamping process of the runner plate can be simplified, the mold opening cost of the mold can be reduced, and the difficulty in manufacturing the mold can be reduced.
As shown in fig. 2, according to an embodiment of the present invention, the first cooling flow channel 131 is provided with a first liquid-separating outlet 134, the second cooling flow channel 132 is provided with a second liquid-separating outlet 135, a first return channel 136 and a second return channel 137 are further defined between the first cooling plate 11 and the second cooling plate 12, the first return channel 136 is respectively communicated with the plurality of first liquid-separating outlets 134, and the second return channel 137 is respectively communicated with the plurality of second liquid-separating outlets 135.
The first return channel 136 and the second return channel 137 respectively correspond to outlets of the first cooling channel 131 and the second cooling channel 132, so as to be suitable for guiding out the cooling liquids in the plurality of cooling channels 13, since the liquid separating inlet 133 is disposed between the first cooling channel 131 and the second cooling channel 132, the cooling liquid flowing through the first cooling channel 131 and the cooling liquid flowing through the second cooling channel 132 flow out of the cooling channels 13 away from each other, the first return channel 136 corresponds to the cooling liquid discharged from the first cooling channel 131, and the second return channel 137 corresponds to the cooling liquid discharged from the second cooling channel 132, so that the cooling liquids in the plurality of cooling channels 13 are guided out of the cooling plate assembly 1 through the first return channel 136 and the second return channel 137.
It should be noted here that the first return channel 136 and the second return channel 137 may be provided with liquid outlets respectively, or the first return channel 136 and the second return channel 137 may share the same liquid outlet after returning.
In an embodiment of the present invention, the first cooling plate 11 is formed with a runner groove by stamping at its edge, the runner groove and the second cooling plate 12 define a first return channel 136, the middle portion of the first cooling plate 11 is provided with a runner groove extending along the length direction of the first cooling plate 11, and the runner groove and the second cooling plate 12 define a second return channel 137.
According to the utility model discloses an embodiment, a plurality of cooling flow channel 13 divide into the multiunit, are provided with a plurality of cooling flow channel 13 in every group cooling flow channel 13, and first return flow channel 136 and second return flow channel 137 construct for the multiunit that corresponds, and a plurality of cooling flow channel 13 in this group of first return flow channel 136 and second return flow channel 137 and the correspondence of every group to with the coolant liquid in each cooling flow channel 13 in this group derive.
The cooling flow channels 13 are arranged in multiple groups, so that the range of heat exchange of a single cooling plate assembly 1 is wider, and the coverage range of the cooling plate assembly 1 is improved.
According to the utility model discloses an embodiment, first cooling runner 131 and second cooling runner 132 all construct snakelike runner, all construct first cooling runner 131 and second cooling runner 132 for snakelike runner can improve the area that cooling runner 13 covered, make cooling plate subassembly 1 have bigger heat radiating area, improve the heat exchange efficiency of coolant liquid.
According to the utility model discloses an embodiment, the distribution pipeline includes main pipeline 141 and branch pipeline 142, is provided with coolant liquid import 101 on the main pipeline 141, and branch pipeline 142 constructs to be a plurality ofly and communicates with main pipeline 141 respectively, is equipped with a plurality of minutes liquid mouth 143 on the branch pipeline 142.
The cooling liquid is divided into the branch pipes 142 after passing through the main pipe 141, each branch pipe 142 may correspond to one group of cooling channels 13, and the liquid dividing port 143 provided on each branch pipe 142 is connected to a corresponding one of the cooling channels 13, so as to meet the arrangement requirement of the groups of cooling channels 13 by providing a plurality of branch pipes 142.
While the cooling plate assembly 1 is provided with a plurality of sets of cooling channels 13, which may be arranged according to actual requirements, in an embodiment of the present application, as shown in fig. 3, a first branch pipeline 142 and a second branch pipeline 142 are respectively provided at two ends of the main pipeline 141, so that the distribution pipeline 14 is configured in a U shape, a first set of cooling channels 13 and a second set of cooling channels 13 are correspondingly provided on the cooling plate assembly 1, the first set of cooling channels 13 and the second set of cooling channels 13 are respectively provided at two sides of the cooling plate assembly 1 in the width direction, and the first branch pipeline and the second branch pipeline are respectively communicated with the corresponding set of cooling pipe channels.
According to an embodiment of the present invention, the first cooling plate 11 and/or the second cooling plate 12 are provided with a coolant outlet 102, the coolant outlet 102 is communicated with the corresponding first return channel 136 and/or the corresponding second return channel 137, and the coolant in the first return channel 136 and the second return channel 137 is converged and then flows out of the cooling plate assembly 1 through the coolant outlet 102, so that the coolant is guided out of the cooling plate assembly 1.
Wherein, every group cooling liquid runner corresponds and is provided with a cooling liquid export 102, every cooling liquid export 102 corresponds with a drain pipe 104 respectively, in an embodiment, cooling plate subassembly 1 is equipped with two sets of cooling liquid runners, be provided with a feed liquor pipe 103 of two drain pipes 104 on cooling plate subassembly 1, and two cooling liquid exports 102 arrange in the both sides of cooling liquid import 101 so that feed liquor pipe 103 and drain pipe 104 arrange, cooling liquid exports cooling plate subassembly 1 through drain pipe 104 behind two sets of cooling runners 13 that the distributing pipe flows in the correspondence, in order to realize the circulation of cooling liquid.
The battery module according to the present invention will be described briefly below.
According to the utility model discloses a be provided with cooling plate subassembly 1 of above-mentioned embodiment in the battery module, because according to the utility model discloses a be provided with cooling plate subassembly 1 of above-mentioned embodiment on the battery module, consequently the heat dispersion of this battery module is good, and the uniformity of the temperature of battery module is high, has improved the life of battery module, has optimized the operational environment of battery module.
The vehicle according to the present invention is briefly described below.
According to the utility model discloses a be provided with the battery module of above-mentioned embodiment on the vehicle, because according to the utility model discloses be provided with the battery module of above-mentioned embodiment on the vehicle, consequently the cooling water route has good performance in this vehicle, can improve the life of battery module effectively, makes the maintenance cost reduction of vehicle, has improved the reliability of vehicle.
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 cooling plate assembly (1), characterized by comprising:
a first cooling plate (11);
a second cooling plate (12), the first cooling plate (11) and the second cooling plate (12) defining a plurality of cooling flow channels (13) therebetween;
the distribution pipeline (14) is arranged on the first cooling plate (11) or the second cooling plate (12), a plurality of liquid distribution ports (143) are formed in the distribution pipeline (14), and each liquid distribution port (143) is connected with a corresponding liquid distribution inlet (133) of the cooling flow channel (13).
2. A cooling plate assembly (1) according to claim 1, characterized in that each cooling flow channel (13) comprises:
the cooling device comprises a first cooling flow channel (131) and a second cooling flow channel (132), wherein the first cooling flow channel (131) and the second cooling flow channel (132) are communicated with each other and extend towards directions far away from each other, and a liquid dividing inlet (133) is arranged at one end where the first cooling flow channel (131) and the second cooling flow channel (132) are communicated with each other.
3. A cooling plate assembly (1) according to claim 2, characterized in that the first cooling flow channel (131) and the second cooling flow channel (132) are structurally identical and symmetrically arranged.
4. A cooling plate assembly (1) according to claim 3, characterized in that the first cooling flow channel (131) is provided with a first tapping outlet (134) and the second cooling flow channel (132) is provided with a second tapping outlet (135); the first cooling plate (11) and the second cooling plate (12) define a first return channel (136) and a second return channel (137), and the first return channel (136) is respectively communicated with the plurality of first liquid separation outlets (134); the second return channels (137) are respectively communicated with the second liquid separation outlets (135).
5. A cooling plate assembly (1) according to claim 4, characterized in that a plurality of the cooling flow channels (13) is divided into a plurality of groups, a plurality of the cooling flow channels (13) being provided in each group of the cooling flow channels (13), the first return channel (136) and the second return channel (137) being configured in a corresponding plurality of groups, each group of the first return channel (136) and the second return channel (137) being in communication with a corresponding group of the plurality of cooling flow channels (13).
6. A cooling plate assembly (1) according to claim 5, characterized in that the first cooling flow channel (131) and the second cooling flow channel (132) are each configured as a serpentine flow channel.
7. A cooling plate assembly (1) according to claim 6, characterized in that the distribution line (14) comprises:
a main pipeline (141), wherein a cooling liquid inlet (101) is arranged on the main pipeline (141);
a plurality of branch lines (142), wherein the branch lines (142) are respectively communicated with the main line (141), and a plurality of liquid separation ports (143) are arranged on the branch lines (142).
8. A cooling plate package (1) according to claim 7, characterized in that a cooling liquid outlet (102) is provided on the first cooling plate (11) and/or the second cooling plate (12), which cooling liquid outlet (102) communicates with the corresponding first return channel (136) and/or the second return channel (137).
9. A battery module, characterized by comprising the cooling plate assembly (1) according to any one of claims 1 to 8.
10. A vehicle characterized by comprising the battery module according to claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021246581.4U CN212625766U (en) | 2020-06-30 | 2020-06-30 | Cooling plate subassembly, battery module and vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021246581.4U CN212625766U (en) | 2020-06-30 | 2020-06-30 | Cooling plate subassembly, battery module and vehicle |
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| CN212625766U true CN212625766U (en) | 2021-02-26 |
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| CN202021246581.4U Active CN212625766U (en) | 2020-06-30 | 2020-06-30 | Cooling plate subassembly, battery module and vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113471609A (en) * | 2021-07-08 | 2021-10-01 | 广州小鹏汽车科技有限公司 | Power battery assembly and vehicle |
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2020
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113471609A (en) * | 2021-07-08 | 2021-10-01 | 广州小鹏汽车科技有限公司 | Power battery assembly and vehicle |
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