CN219180620U - Heat exchange plate, battery pack and vehicle - Google Patents
Heat exchange plate, battery pack and vehicle Download PDFInfo
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- CN219180620U CN219180620U CN202320181120.0U CN202320181120U CN219180620U CN 219180620 U CN219180620 U CN 219180620U CN 202320181120 U CN202320181120 U CN 202320181120U CN 219180620 U CN219180620 U CN 219180620U
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- heat exchange
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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 heat exchange plate, a battery pack and a vehicle. The heat exchange plate includes: the heat exchange plate is used for exchanging heat to a heating object, and the first working medium flows into the first flow channel from the first interface and flows out from the second interface. The heat exchange plate has the technical effects that the plurality of first flow channels are arranged side by side to form the corrugated structure, the widths of the plurality of first flow channels are equal and are distributed at equal intervals, and the corrugated structure can be used for guiding the flow of the first working medium in the first flow channels so as to reduce the flow resistance of the first working medium on the heat exchange plate, so that the heat exchange efficiency of the heat exchange plate is ensured.
Description
Technical Field
The utility model relates to the technical field of heat exchange, in particular to a heat exchange plate, a battery pack and a vehicle.
Background
In the prior art, the plate heat exchanger is used as a commonly used high-efficiency heat exchange device, has the advantages of small heat loss, compact and light structure, small occupied area, convenient installation and cleaning, long service life and the like, and is also widely applied to various products.
The plate heat exchanger is a novel high-efficiency heat exchanger formed by stacking a series of plates, a runner with a certain shape is formed between various plates, and fluid in the runner flows along the length direction of the plates so as to realize heat exchange. However, since the plate sheets of the plate heat exchanger have different shapes of protruding structures, the protruding structures change the direction and speed of the fluid, which affects the heat exchange effect and results in low heat exchange efficiency.
Disclosure of Invention
The utility model aims to provide a heat exchange plate, a battery pack and a vehicle, and aims to solve the technical problem that the heat exchange efficiency of the heat exchange plate is low in the prior art.
According to one aspect of the present utility model, a heat exchanger plate is provided. The heat exchange plate includes: the device comprises a substrate, a first interface and a second interface, wherein the first interface and the second interface are positioned on one side of the substrate;
the first flow channel is arranged on one side of the substrate and is communicated with the first interface and the second interface, the first flow channel is used for flowing a first working medium, and when the heat exchange plate is used for exchanging heat for a heating object, the first working medium flows into the first flow channel from the first interface and flows out from the second interface;
the first flow channels are arc-shaped, a plurality of first flow channels are arranged side by side to form a corrugated structure, and the first flow channels are equal in width and are distributed at equal intervals.
Optionally, the first flow channels are all 3 mm apart.
Optionally, the first flow channel is in a semicircular shape.
Optionally, the first flow channel is in a wave shape.
Optionally, the height of the first flow channel ranges from 1 mm to 1.6 mm.
Optionally, the heat exchange plate further comprises a third interface, a fourth interface and a second runner which communicates the third interface and the fourth interface;
the second flow channel is arranged on one side of the substrate, far away from the first flow channel, and is used for circulating a second working medium, and the second working medium flows into the second flow channel from the third interface and flows out from the fourth interface.
Optionally, the first flow channel and the second flow channel are symmetrically arranged at two sides of the substrate.
Optionally, the second flow channels are arc-shaped, a plurality of second flow channels form a corrugated structure side by side, and the second flow channels are equal in width and are distributed at equal intervals.
According to another aspect of the present utility model, a battery pack is provided. The battery pack comprises the heat exchange plate.
According to yet another aspect of the present utility model, a vehicle is provided. The vehicle comprises the heat exchange plate or the battery pack 。
The heat exchange plate has the technical effects that the plurality of first flow channels are arranged side by side to form the corrugated structure, the widths of the plurality of first flow channels are equal and are distributed at equal intervals, and the corrugated structure can be used for guiding the flow of the first working medium in the first flow channels so as to reduce the flow resistance of the first working medium on the heat exchange plate, so that the heat exchange efficiency of the heat exchange plate is ensured.
Other features of the present utility model and its advantages will become apparent from the following detailed description of exemplary embodiments of the utility model, which proceeds with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description, serve to explain the principles of the utility model.
FIG. 1 is a schematic view of a heat exchanger plate according to an embodiment of the present utility model;
FIG. 2 is a cross-sectional view of a heat exchanger plate taken along the X-X plane in accordance with an embodiment of the present utility model;
fig. 3 is a cross-sectional view of another heat exchanger plate of an embodiment of the present utility model taken along the X-X plane.
Reference numerals illustrate:
1. a substrate; 2. a first interface; 3. a second interface; 4. a first flow passage; 5. a third interface; 6. a fourth interface; 7. and a second flow passage.
Detailed Description
Various exemplary embodiments of the present utility model will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise.
The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses.
Techniques and equipment known to those of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate.
In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of exemplary embodiments may have different values.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.
The embodiment of the utility model provides a heat exchange plate which can be used on an electric vehicle and can provide good heat exchange effect for a battery pack. When the battery pack needs to be heated, the heat exchange plate can convey heat exchange agent with heat to various areas of the battery pack through one flow channel so as to heat the battery pack. When the battery pack needs to be cooled, another runner on the back side can be utilized to convey the low-temperature heat exchanger to each region of the battery pack through the runner so as to cool the battery pack. The heat exchange plate provided by the embodiment of the utility model aims to provide stable heat exchange performance for the battery pack of the new energy electric car so as to provide a better temperature environment for the battery pack.
In addition, the heat exchange plate provided by the embodiment of the utility model can be also used for other heat exchange requirements of an air conditioning heating system or a defrosting system of a vehicle.
As shown in fig. 1-3, the present utility model provides a heat exchange plate.
The heat exchange plate includes: a substrate 1, and a first interface 2 and a second interface 3 positioned on one side of the substrate 1;
a first flow channel 4, where the first flow channel 4 is disposed on one side of the substrate 1 and communicates with the first port 2 and the second port 3, the first flow channel 4 is used for flowing a first working medium, and when the heat exchange plate is used for exchanging heat for a heating object, the first working medium flows into the first flow channel 4 from the first port 2 and flows out from the second port 3;
the first flow passages 4 are arc-shaped, a plurality of first flow passages 4 are arranged side by side to form a corrugated structure, and the first flow passages 4 are equal in width and are distributed at equal intervals.
As shown in fig. 1, the heat exchange plate provided in the embodiment of the utility model includes a substrate 1, a first interface 2 and a second interface 3 located at one side of the substrate 1, and a first fluid channel 4 located at one side of the substrate 1, where the first fluid channel 4 can be communicated with the first interface 2 and the second interface 3, and the first fluid channel 4 is used for circulating a first working medium, and the first working medium includes but is not limited to R123a, R32 and other refrigerants, and CO 2 Or water.
The heat generating material may be a battery in a vehicle, another heat generating structure such as an air conditioner, or the like, and heat exchange can be performed on the heat generating material by the heat exchange plate. For example, when the heater is a battery, when the heat exchange plate is used for cooling the battery, the heat exchange plate can cool the battery through a low-temperature first working medium, the first working medium flows into the first flow channel 4 from the first interface 2 and flows out from the second interface 3, and the heat exchange between the first working medium and the battery can play a good role in cooling the battery. When the heat exchange plate is used for heating the battery, the heat exchange plate can also heat the battery through the high-temperature first working medium, the first working medium flows into the first flow channel 4 from the first interface 2 and flows out from the second interface 3, and the battery can be well heated through heat exchange between the first working medium and the battery.
As shown in fig. 1, the first flow channel 4 has an arc shape, for example, the first flow channel 4 may have a semicircular shape, or the first flow channel 4 may have an open racetrack shape. The first flow passages 4 are arranged side by side to form a corrugated structure, the widths of the first flow passages 4 are equal and are distributed at equal intervals, the flow resistance of the first working medium on the heat exchange plate can be reduced by using the corrugated structure, so that the driving force required by the flow of the first working medium is reduced, the heat exchange efficiency of the heat exchange plate is also ensured, the heat exchange area is increased by using the first flow passages 4, the uniform heat exchange of the first flow passages 4 is ensured, and the heat exchange effect of the heat exchange plate is improved.
The first flow channels 4 can be formed by stamping in a heat exchange plate, a plurality of battery monomers can be included in the battery, the heat exchange plate exchanges heat with the battery by utilizing the plurality of first flow channels 4, the cooling and heating effects of the battery can be improved, the temperature uniformity of the battery is ensured, and the heat exchange capacity of the heat exchange plate to the battery is improved.
Alternatively, the first flow channels 4 may have a pitch of 3 mm.
Specifically, the intervals between the first flow passages 4 can be 3 mm, so that the first flow passages 4 can be distributed at equal intervals, uniform heat exchange can be realized by using the first flow passages 4, and the heat exchange effect of the heat exchange plate is improved; and meanwhile, the intervals among the first flow passages 4 are 3 mm, so that the stamping forming of the first flow passages 4 on the heat exchange plate is facilitated, and the processing difficulty of the first flow passages 4 is reduced.
Alternatively, the first flow channel 4 has a semicircular shape.
Specifically, the first flow channel 4 provided by the embodiment of the utility model can be in a semicircular shape, so that the flow resistance of the first working medium can be reduced by utilizing the semicircular first flow channel 4, thereby reducing the driving force required by the flow of the first working medium, ensuring the heat exchange efficiency of the heat exchange plate, simultaneously, the semicircular first flow channel 4 is convenient for processing and forming on the heat exchange plate, and reducing the processing difficulty of the first flow channel 4.
In addition, according to the different positions of the plurality of first channels 4 on the heat exchange plate, part of the first channels 4 can be in a semicircular shape, part of the first channels 4 can be in a runway shape, and part of the first channels 4 can also be in a common arc shape, so that the arrangement cost of the first channels 4 can be saved by reasonably designing the shapes of the first channels 4 at different positions while forming a corrugated structure by utilizing the plurality of first channels 4 side by side.
Alternatively, the first flow channel 4 may have a wave shape, i.e. the first flow channel 4 may comprise a plurality of arc-shaped segments to meet different heat exchange requirements.
Optionally, the height of the first flow channel 4 ranges from 1 mm to 1.6 mm.
As shown in fig. 2, the height (H) of the first flow channel 4 in the embodiment of the present utility model may be in a range of 1 mm to 1.6 mm, so that the flow resistance of the first working medium on the heat exchange plate can be reduced by using the corrugated structure formed by the plurality of first flow channels 4, thereby reducing the driving force required by the flow of the first working medium, also ensuring the heat exchange efficiency of the heat exchange plate, and simultaneously facilitating the arrangement of the first flow channels 4 on the heat exchange plate, and reducing the processing difficulty of the first flow channels 4. In addition, by controlling the height of the first flow channel 4, the strength of the heat exchange plate can be ensured, and the structural stability of the heat exchange plate can be improved.
Optionally, the heat exchange plate further comprises a third interface 5, a fourth interface 6 and a second flow channel 7 communicating the third interface 5 and the fourth interface 6;
the second flow channel 7 is disposed on a side of the substrate 1 away from the first flow channel 4, the second flow channel 7 is used for flowing a second working medium, and the second working medium flows into the second flow channel 7 from the third interface 5 and flows out from the fourth interface 6.
As shown in fig. 3, the heat exchange plate further includes a third interface 5, a fourth interface 6, and a second flow channel 7 communicating the third interface 5 and the fourth interface 6, where the second flow channel 7 is disposed on a side of the substrate 1 away from the first flow channel 4, that is, the first flow channel 4 and the second flow channel 7 are respectively located on two sides of the substrate 1, and the third interface 5 and the fourth interface 6 are also located on a side of the substrate 1 away from the first flow channel 4. The second flow channel 7 is used for circulating a second working medium, and the second working medium comprises, but is not limited to, refrigerants such as R123a, R32 and the like, CO 2 Or water.
When the heat exchange plate is used for cooling the heating object, the heat exchange plate can cool the heating object through the low-temperature second working medium, the second working medium flows into the second flow channel 7 from the third interface 5 and flows out from the fourth interface 6, and the heat exchange between the second working medium and the heating object can play a good role in cooling the heating object.
When the heat exchange plate is used for heating the heating object, the heat exchange plate can also heat the heating object through the high-temperature second working medium, the second working medium flows into the second flow channel 7 from the third interface 5 and flows out from the fourth interface 6, and the heating object can be well heated through heat exchange between the second working medium and the heating object.
In one embodiment, a low-temperature first working medium can be introduced into the first flow channel 4 of the heat exchange plate, and a high-temperature second working medium can be introduced into the second flow channel 7 of the heat exchange plate, so that heat exchange between the first working medium in the first flow channel 4 and the second working medium in the second flow channel 7 can be realized through the heat exchange plate, and heat exchange between the two working media can be realized.
In another embodiment, a high-temperature first working medium can be introduced into the first flow channel 4 of the heat exchange plate, a low-temperature second working medium can be introduced into the second flow channel 7 of the heat exchange plate, and heat exchange between the first working medium in the first flow channel 4 and the second working medium in the second flow channel 7 can be realized through the heat exchange plate, so that heat exchange between the two working media is realized.
Alternatively, the first flow channel 4 and the second flow channel 7 are symmetrically disposed on both sides of the substrate 1.
Specifically, in the embodiment of the utility model, the first flow channel 4 and the second flow channel 7 are symmetrically arranged on two sides of the substrate 1, so that the heat exchange of the two working media can be realized by utilizing the first flow channel 4 and the second flow channel 7, the processing difficulty of the first flow channel 4 and the second flow channel 7 is reduced, and the heat exchange uniformity of the heat exchange plate is ensured.
Optionally, the second flow passages 7 are arc-shaped, a plurality of the second flow passages 7 form a corrugated structure side by side, and the second flow passages 7 are equally distributed in width and equidistant.
Specifically, the second flow channel 7 is provided in an arc shape, for example, the second flow channel 7 may be in a semicircular shape, and the second flow channel 7 may also be in a racetrack shape or the like. The second flow passages 7 are arranged side by side to form a corrugated structure, the widths of the second flow passages 7 are equal and are distributed at equal intervals, the flow resistance of the second working medium on the heat exchange plate can be reduced by using the corrugated structure, so that the driving force required by the flow of the second working medium is reduced, the heat exchange efficiency of the heat exchange plate is also ensured, the heat exchange area is increased by using the second flow passages 7, the uniform heat exchange of the second flow passages 7 is ensured, and the heat exchange effect of the heat exchange plate is improved.
In addition, the plurality of second flow passages 7 form a corrugated structure side by side, and the plurality of second flow passages 7 are equal in width and are distributed at equal intervals, so that heat exchange between the second working medium in the second flow passages 7 and the first working medium in the first flow passages 4 is facilitated, and the heat exchange efficiency and the heat exchange effect are ensured.
The utility model also provides a battery pack. The battery pack comprises the heat exchange plate, and the battery pack has the technical effects of the heat exchange plate.
Optionally, the heat exchange plate is a bottom plate or an upper cover.
Specifically, when the heat exchange plate is arranged at the bottom sides of the battery cores, the heat exchange plate can form a bottom plate of the battery pack, so that on one hand, the heat exchange effect on the battery cores can be ensured when the heat exchange plate is attached to the battery cores, and the battery pack can be well protected when the bottom of the battery pack is impacted; and when the heat exchange plate is positioned at the top sides of the battery cores, the heat exchange plate can form an upper cover of the battery pack, the heat exchange effect on the battery cores can be ensured when the heat exchange plate is attached to the battery cores, and good protection can be formed on the battery pack.
The utility model further provides a vehicle. The vehicle comprises the heat exchange plate or the battery pack, and the vehicle has the technical effects of the heat exchange plate or the battery pack.
The foregoing embodiments mainly describe differences between the embodiments, and as long as there is no contradiction between different optimization features of the embodiments, the embodiments may be combined to form a better embodiment, and in consideration of brevity of line text, no further description is given here.
While certain specific embodiments of the utility model have been described in detail by way of example, it will be appreciated by those skilled in the art that the above examples are for illustration only and are not intended to limit the scope of the utility model. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the utility model. The scope of the utility model is defined by the appended claims.
Claims (10)
1. A heat exchange plate, the heat exchange plate comprising:
a substrate (1), and a first interface (2) and a second interface (3) positioned on one side of the substrate (1);
a first flow passage (4), wherein the first flow passage (4) is arranged at one side of the substrate (1) and is communicated with the first interface (2) and the second interface (3), the first flow passage (4) is used for circulating a first working medium, and when the heat exchange plate is used for exchanging heat for a heating object, the first working medium flows into the first flow passage (4) from the first interface (2) and flows out from the second interface (3);
the first flow channels (4) are arc-shaped, a plurality of first flow channels (4) are arranged side by side to form a corrugated structure, and the first flow channels (4) are equal in width and are distributed at equal intervals.
2. A heat exchanger plate according to claim 1, wherein the first flow channels (4) are spaced apart by 3 mm.
3. A heat exchanger plate according to claim 1, wherein the first flow channel (4) has a semi-circular shape.
4. A heat exchanger plate according to claim 1, wherein the first flow channels (4) are wave-shaped.
5. A heat exchanger plate according to claim 1, wherein the height of the first flow channels (4) is in the range of 1 mm to 1.6 mm.
6. A heat exchanger plate according to claim 1, characterized in that the heat exchanger plate further comprises a third interface (5), a fourth interface (6) and a second flow channel (7) communicating the third interface (5) and the fourth interface (6);
the second flow channel (7) is arranged on one side, far away from the first flow channel (4), of the substrate (1), the second flow channel (7) is used for circulating a second working medium, and the second working medium flows into the second flow channel (7) from the third interface (5) and flows out from the fourth interface (6).
7. A heat exchanger plate according to claim 6, wherein the first flow channels (4) and the second flow channels (7) are symmetrically arranged on both sides of the base plate (1).
8. A heat exchanger plate according to claim 6, wherein the second flow channels (7) are arc-shaped, a plurality of the second flow channels (7) are arranged side by side to form a corrugated structure, and the second flow channels (7) are equally wide and equally spaced.
9. A battery pack comprising a heat exchange plate according to any one of claims 1-8.
10. A vehicle comprising the heat exchange plate of any one of claims 1 to 8 or the battery pack of claim 9.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223600806 | 2022-12-29 | ||
| CN2022236008063 | 2022-12-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219180620U true CN219180620U (en) | 2023-06-13 |
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ID=86660538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320181120.0U Active CN219180620U (en) | 2022-12-29 | 2023-01-18 | Heat exchange plate, battery pack and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219180620U (en) |
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2023
- 2023-01-18 CN CN202320181120.0U patent/CN219180620U/en active Active
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