CN213340522U - Liquid cooling board and battery package - Google Patents
Liquid cooling board and battery package Download PDFInfo
- Publication number
- CN213340522U CN213340522U CN202022188371.0U CN202022188371U CN213340522U CN 213340522 U CN213340522 U CN 213340522U CN 202022188371 U CN202022188371 U CN 202022188371U CN 213340522 U CN213340522 U CN 213340522U
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- cavity
- liquid cooling
- water inlet
- flow
- opening
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- 239000007788 liquid Substances 0.000 title claims abstract description 66
- 238000001816 cooling Methods 0.000 title claims abstract description 49
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 47
- 239000002826 coolant Substances 0.000 abstract description 17
- 230000000694 effects Effects 0.000 abstract description 8
- 239000000178 monomer Substances 0.000 description 10
- 230000017525 heat dissipation Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000010622 cold drawing Methods 0.000 description 2
- 239000000110 cooling liquid Substances 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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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 liquid cooling plate and a battery pack, wherein, the liquid cooling plate comprises a body, a flow passage and a flow dividing piece, a first cavity is arranged in the body, the body is provided with a water inlet and a water outlet, and the first cavity is communicated with the water inlet and the water outlet; the plurality of flow channels are arranged in the first cavity and are respectively communicated with the water inlet and the water outlet; the reposition of redundant personnel piece sets up between runner and water inlet, is provided with a plurality of diffluence mouths along the first direction interval on the reposition of redundant personnel piece, and the length of following two at least diffluence mouths in a plurality of diffluence mouths of first direction is inequality, and the water inlet passes through diffluence mouth and runner intercommunication. Because the velocity of flow can change after the coolant liquid gets into the liquid cooling board through the water inlet, through set up the diffluent mouth that length is different on the reposition of redundant personnel piece, can guarantee that the coolant liquid of different velocities of flow can all flow into different runners, improves the liquid cooling board to the free supplementary radiating effect of electric core.
Description
Technical Field
The utility model relates to a battery technology field especially relates to a liquid cooling board, still relates to a battery package that contains this liquid cooling board.
Background
The heat dissipation of battery package has air-cooled or liquid cooling dual mode, adopts the liquid cooling board when wherein the heat dissipation of liquid cooling mode, sets up the liquid cooling board in electric core monomer's one side, with the contact of electric core monomer in order to dispel the heat. A plurality of ribs are arranged inside a common liquid cooling plate, a flow channel is formed among the ribs, and the end portions of the ribs are different in length and can achieve the effect of flow equalization. For some liquid cooling plates with special flow channel inlet structures, because of the limitation of production equipment and cost, the purpose of flow equalization cooling liquid inside the liquid cooling plates is difficult to realize through the mode, and the auxiliary heat dissipation effect of the liquid cooling plates on the battery pack is poor.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides an aim at: a liquid cooling plate is provided, which has a good auxiliary heat dissipation effect on a battery pack.
The embodiment of the utility model provides a another aim at: the battery pack is provided, and the working environment temperature of the battery monomer in the battery pack is stable.
In order to achieve the purpose, the utility model adopts the following technical proposal:
providing a liquid cooling panel comprising:
the water inlet and the water outlet are communicated with the first cavity;
the runners are arranged in the first cavity and are respectively communicated with the water inlet and the water outlet;
the reposition of redundant personnel piece, the reposition of redundant personnel piece sets up the runner with between the water inlet, be provided with a plurality of diffluence spouts along the first direction interval on the reposition of redundant personnel piece, follow the first direction is a plurality of at least two in the diffluence spout the length of diffluence spout is inequality, the water inlet passes through the diffluence spout with the runner intercommunication.
As a preferable scheme of the liquid cooling plate, the lengths of the branch flow ports are sequentially increased from one side close to the water inlet to one side far away from the water inlet.
As a preferred scheme of liquid cooling board, follow the second direction the both ends of body are faced respectively the body outside extends there are first bulge and second bulge, the water inlet sets up on the first bulge, the delivery port sets up on the second bulge, the second direction with first direction is the contained angle setting
As a preferred scheme of liquid cooling board, the reposition of redundant personnel piece is including the reposition of redundant personnel main part, the reposition of redundant personnel main part is followed the both ends of first direction are connected with first fixed part and second fixed part respectively, first fixed part with the second fixed part supports tightly respectively the body the chamber wall of first cavity.
As a preferable mode of the liquid cooling plate, the first fixing portion and the second fixing portion are located on the same side of the flow dividing main body.
As a preferable mode of the liquid cooling plate, a thickness direction of the flow dividing member is the same as a thickness direction of the body, and the thickness of the flow dividing member is equal to a height of the first cavity in the thickness direction of the body.
As a preferred scheme of liquid cooling plate, the thickness direction of body perpendicular to first direction with the second direction, follow the second direction one side of body be equipped with the first opening of first cavity intercommunication, the interval sets up two on the body first opening, follow two in the first direction first opening is located respectively the both sides of first bulge, have the second cavity in the first bulge, the second cavity with first cavity intercommunication, first bulge vertically both sides limit be provided with the second opening of second cavity intercommunication, the second opening with one of them first opening intercommunication, reposition of redundant personnel spare by first opening with the second opening inserts in the first cavity.
As a preferred solution of the liquid-cooled panel, the first opening and the second opening are closed off by a seal.
As a preferable scheme of the liquid cooling plate, the flow dividing port is a groove formed in the flow dividing member.
The battery pack comprises a battery cell monomer and the liquid cooling plate, wherein the liquid cooling plate is arranged on one side of the battery cell monomer.
The utility model has the advantages that: because the velocity of flow can change after the coolant liquid gets into the liquid cooling board through the water inlet, through set up the diffluent mouth that length is different on the reposition of redundant personnel piece, can guarantee that the coolant liquid of different velocities of flow can all flow into different runners, improves the liquid cooling board to the free supplementary radiating effect of electric core.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Fig. 1 is the schematic view of the internal structure of the liquid cooling plate according to the embodiment of the present invention.
Fig. 2 is a schematic view of a flow divider of the liquid cooling plate according to the embodiment of the present invention.
Fig. 3 is a schematic view of the liquid cooling plate body according to the embodiment of the present invention.
Fig. 4 is a partially enlarged view of a portion a of fig. 3.
In the figure:
1. a body; 11. a first projecting portion; 111. a water inlet; 12. a second projection; 121. a water outlet; 13. a first opening; 14. a second opening; 2. a flow channel; 3. ribs; 4. a flow divider; 41. a shunt port; 42. a first fixed part; 43. a second fixed part; 44. a shunt body; 5. and a seal.
Detailed Description
In order to make the technical problems, technical solutions and technical effects achieved by the present invention more clear, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 to 4, a liquid cooling board, which comprises a body 1, runner 2 and reposition of redundant personnel piece 4, 1 inside first cavity that is provided with of body, body 1 is provided with water inlet 111 and delivery port 121, first cavity and water inlet 111, delivery port 121 intercommunication, a plurality of runners 2 set up in first cavity, a plurality of runners 2 communicate with water inlet 111 and delivery port 121 respectively, reposition of redundant personnel piece 4 sets up between runner 2 and water inlet 111, reposition of redundant personnel piece 4 is last to be provided with a plurality of diffluence mouths 41 along the first direction interval, the length of two at least diffluence mouths 41 in a plurality of diffluence mouths 41 of edge first direction is inequality, water inlet 111 is through diffluence mouths 41 and runner 2 intercommunication. Because the flow velocity can change after the coolant liquid gets into the liquid cooling board through water inlet 111, through set up the diffluent mouth 41 that length is different on reposition of redundant personnel piece 4, can guarantee that the coolant liquid of different flow velocities can all flow into different runners 2, improve the liquid cooling board to the free supplementary radiating effect of electric core.
In this embodiment, the first direction is a width direction of the body 1, that is, the plurality of branch flow ports 41 are arranged at intervals along the width direction of the body 1, the length of the branch flow port 41 is related to the relative position of the branch flow port 41 and the water inlet 111, the length of the branch flow port 41 near the water inlet 111 is small, and the length of the branch flow port 41 far from the water inlet 111 is large. After the coolant enters the first cavity through the water inlet 111, friction exists between the inner wall of the first cavity and the coolant, and the friction can reduce the flow velocity of the coolant, so that a smaller flow dividing port 41 is arranged at a place with a larger flow velocity of the coolant, and a larger flow dividing port 41 is arranged at a place with a smaller flow velocity of the coolant, so that the coolant in different flow channels 2 can be ensured to have the same flow, and flow equalization is realized.
In this embodiment, the flow dividing member 4 is provided with 3 flow dividing ports 41, and the length ratio of the flow dividing ports 41 is 9:3:2, wherein the smallest flow dividing port 41 is closest to the water inlet 111, and the largest flow dividing port 41 is farthest from the water inlet 111.
Preferably, the diversion port 41 is shaped as a groove, the groove has a simple structure, the processing flow of the diversion piece 4 can be simplified, and the production cost is reduced; of course, the shape of the diversion port 41 may be a through hole or the like.
Preferably, the thickness direction of the flow dividing member 4 is the same as the thickness direction of the body 1, and the thickness of the flow dividing member 4 is equal to the height of the first cavity in the thickness direction of the body 1. Through the thickness of injecing reposition of redundant personnel 4 and the highly uniform of first cavity, can guarantee that the coolant liquid all can flow into in the runner 2 through the diffluence mouth 41, reach the purpose of flow equalizing, and can make the size of diffluence mouth 41 on the thickness direction of reposition of redundant personnel 4 big enough, guarantee that the coolant liquid enters into first cavity as early as possible.
Preferably, a first protrusion 11 and a second protrusion 12 extend from two ends of the body 1 toward the outside of the body 1 along a second direction, the water inlet 111 is disposed on the first protrusion 11, the water outlet 121 is disposed on the second protrusion 12, and the second direction is perpendicular to the first direction, specifically, the second direction is a length direction of the liquid cooling plate. Through setting up first bulge 11 and second bulge 12, and water inlet 111 and delivery port 121 set up respectively on first bulge 11 and second bulge 12, can make things convenient for being connected of follow-up inlet tube and outlet pipe and liquid cooling board, avoid inlet tube and outlet pipe and other parts of battery package to produce the position and interfere.
In other embodiments, the first direction may be set as a length direction of the body 1, and the second direction may be set as a width direction of the body 1.
Preferably, the flow divider 4 includes a flow dividing main body 44, two ends of the flow dividing main body 44 along the first direction are respectively connected with a first fixing portion 42 and a second fixing portion 43, and the first fixing portion 42 and the second fixing portion 43 respectively abut against the cavity wall of the first cavity of the body 1. By providing the first fixing portion 42 and the second fixing portion 43, the fixing area of the flow dividing member 4 and the body 1 can be increased, so that the connection strength between the flow dividing member 4 and the body 1 is enhanced, and the flow dividing member 4 is prevented from being displaced by the impact generated to the flow dividing member 4 when the coolant flows.
Preferably, the first fixing portion 42 and the second fixing portion 43 are located on the same side of the flow dividing body 44. The first fixing portion 42 and the second fixing portion 43 are arranged on the same side, so that the mounting difficulty of the flow divider 4 can be reduced, and the production process is simplified.
Preferably, the thickness direction of the body 1 is perpendicular to the first direction and the second direction, one side edge of the second direction of the body 1 is provided with a first opening 13 communicated with the first cavity, the body 1 is provided with two first openings 13 at intervals, the two first openings 13 along the first direction are respectively positioned at two sides of the first protruding part 11, the first protruding part 11 is internally provided with a second cavity, the second cavity is communicated with the first cavity, two perpendicular side edges of the first protruding part 11 are provided with a second opening 14 communicated with the second cavity, the second opening 14 is communicated with one of the first openings 13, and the shunt 4 is inserted into the first cavity through the first opening 13 and the second opening 14. Through setting up first opening 13 and second opening 14, can reduce the processing degree of difficulty of body 1 to form first cavity and second cavity, can reduce the welding point on the liquid cooling plate like this, reduce the probability that coolant liquid spills out the liquid cooling plate.
In this embodiment, along the second direction, one side of the body 1 far away from the first opening 13 is provided with a third opening communicated with the first cavity, two third openings are arranged at intervals on the body 1, the two third openings along the first direction are respectively located at two sides of the second protruding portion 12, the second protruding portion 12 is provided with a third cavity, the third cavity is communicated with the first cavity, two perpendicular sides of the second protruding portion 12 are provided with a fourth opening communicated with the third cavity, and the fourth opening is communicated with one of the third openings. Through setting up third opening and fourth open-ended structure, the processing tool can follow body 1 and process first cavity, second cavity and third cavity along the both ends of first direction, has reduced the processing degree of difficulty, reduces manufacturing cost.
Preferably, the first opening 13, the second opening 14, the third opening and the fourth opening are all closed off by a seal 5. Through setting up sealing member 5, can guarantee the sealed of liquid cold drawing, avoid coolant liquid to flow out from the liquid cold drawing, cause electric core monomer short circuit.
Preferably, a plurality of ribs 3 are arranged at intervals along the first direction inside the first cavity, the plurality of ribs 3 divide the first cavity into a plurality of flow channels 2, wherein the ends of the plurality of ribs 3 close to the water inlet 111 are flush. Ribs 3 that are close to water inlet 111 can play spacing effect to reposition of redundant personnel 4, in this embodiment, because the reposition of redundant personnel main part 44 of reposition of redundant personnel 4 is the stripe structure, sets the tip parallel and level to through a plurality of ribs 3 that will be close to water inlet 111, can carry on spacingly with reposition of redundant personnel 4 fast, reduces the assembly degree of difficulty.
The utility model also provides a battery pack, including electric core monomer and the liquid cooling board in the above-mentioned embodiment, the liquid cooling board sets up in electric core monomer one side. Through set up the liquid cooling board in electric core monomer one side, can make liquid cooling board and electric core monomer contact heat dissipation, avoid the battery package to work under high temperature environment for a long time, improve the working life of battery package.
In the description herein, it is to be understood that the terms "upper," "lower," "left," "right," and the like are used in an orientation or positional relationship based on what is shown in the drawings for convenience of description and simplicity of operation, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be considered limiting. Furthermore, the terms "first" and "second" are used merely for descriptive purposes and are not intended to have any special meaning.
In the description herein, references to the description of "an embodiment," "an example" or the like are intended to 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 invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be appropriately combined to form other embodiments as will be appreciated by those skilled in the art.
The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.
Claims (10)
1. A liquid cooling panel, comprising:
the water inlet and the water outlet are communicated with the first cavity;
the runners are arranged in the first cavity and are respectively communicated with the water inlet and the water outlet;
the reposition of redundant personnel piece, the reposition of redundant personnel piece sets up the runner with between the water inlet, be provided with a plurality of diffluence spouts along the first direction interval on the reposition of redundant personnel piece, follow the first direction is a plurality of at least two in the diffluence spout the length of diffluence spout is inequality, the water inlet passes through the diffluence spout with the runner intercommunication.
2. The liquid cold plate of claim 1, wherein said diverter openings increase in length from a side proximate said inlet opening to a side distal from said inlet opening.
3. The liquid cold plate of claim 1, wherein a first protrusion and a second protrusion extend from two ends of said body toward the outside of said body along a second direction, said water inlet is disposed on said first protrusion, said water outlet is disposed on said second protrusion, and said second direction forms an included angle with said first direction.
4. The liquid cooling plate of claim 3, wherein the flow divider comprises a flow dividing main body, two ends of the flow dividing main body along the first direction are respectively connected with a first fixing portion and a second fixing portion, and the first fixing portion and the second fixing portion respectively abut against the cavity wall of the first cavity of the body.
5. The liquid cooling panel of claim 4, wherein the first securing portion and the second securing portion are located on a same side of the flow splitting body.
6. The liquid cold plate of claim 1, wherein a thickness direction of said flow splitter is the same as a thickness direction of said body, and a thickness of said flow splitter is equal to a height of said first cavity in the thickness direction of said body.
7. The liquid cooling plate of claim 3, wherein the thickness direction of the body is perpendicular to the first direction and the second direction, a first opening communicated with the first cavity is formed in one side edge of the body along the second direction, two first openings are arranged at intervals on the body, the two first openings are respectively located on two sides of the first protruding portion along the first direction, a second cavity is formed in the first protruding portion and communicated with the first cavity, a second opening communicated with the second cavity is formed in two side edges perpendicular to the first protruding portion and communicated with one of the first openings, and the flow dividing member is inserted into the first cavity through the first opening and the second opening.
8. The liquid cooled panel of claim 7, wherein the first opening and the second opening are closed off by a seal.
9. The liquid cold plate of claim 1, wherein said flow dividing opening is a groove formed in said flow dividing member.
10. A battery pack, comprising a cell unit and the liquid cooling plate of any one of claims 1 to 9, wherein the liquid cooling plate is disposed on one side of the cell unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022188371.0U CN213340522U (en) | 2020-09-29 | 2020-09-29 | Liquid cooling board and battery package |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022188371.0U CN213340522U (en) | 2020-09-29 | 2020-09-29 | Liquid cooling board and battery package |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213340522U true CN213340522U (en) | 2021-06-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022188371.0U Active CN213340522U (en) | 2020-09-29 | 2020-09-29 | Liquid cooling board and battery package |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213340522U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118198593A (en) * | 2024-05-16 | 2024-06-14 | 晶科储能科技有限公司 | Box body applied to battery pack, battery pack and energy storage system |
-
2020
- 2020-09-29 CN CN202022188371.0U patent/CN213340522U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118198593A (en) * | 2024-05-16 | 2024-06-14 | 晶科储能科技有限公司 | Box body applied to battery pack, battery pack and energy storage system |
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