CN217719745U - New energy automobile battery package integrated form water-cooling assembly - Google Patents
New energy automobile battery package integrated form water-cooling assembly Download PDFInfo
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- CN217719745U CN217719745U CN202221016587.1U CN202221016587U CN217719745U CN 217719745 U CN217719745 U CN 217719745U CN 202221016587 U CN202221016587 U CN 202221016587U CN 217719745 U CN217719745 U CN 217719745U
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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 new energy automobile battery pack integrated water-cooling assembly, which comprises a cooling part, wherein the cooling part comprises at least two cooling parts, and a cooling liquid path is arranged inside the cooling parts; the reflux component is arranged at one end of the cooling component, and the interior of the reflux component is communicated with the cooling liquid path; the water inlet component is arranged at the other end of the cooling component and is provided with a water inlet; the water outlet component is arranged at one side adjacent to the water inlet component and is provided with a water outlet; the water inlet component and the water outlet component are both hollow and are communicated with the cooling liquid path; the fixed frame is connected with the backflow component, the water inlet component and the water outlet component to form an accommodating cavity, the cooling component of the utility model is made of extruded aluminum alloy and is provided with a water channel, so that the cost is low and the yield is high; meanwhile, the flatness of the cooling part is high, the cooling part is not deformed, and the cooling effect is good; in addition, the cooling part is directly used as a part of the lower frame of the battery pack, so that the battery pack is light in weight and well applied to the battery pack of the new energy automobile.
Description
Technical Field
The utility model belongs to the technical field of new energy automobile battery, especially, relate to a battery package integrated form water-cooling assembly for new energy automobile.
Background
With the rapid development of scientific technology, more and more new energy automobiles appear in daily life of people, and convenience is provided for the traveling of people. The battery pack cooling system of the new energy automobile is the most important component for ensuring the battery endurance mileage and the safety performance.
The battery pack cooling system on the market at present is shown in fig. 1 and comprises a cold plate upper cover 100 and a cold plate lower cover 101, wherein the cold plate upper cover and the cold plate lower cover are both made of stamping type aluminum plates, a semi-closed water path 102 is formed after stamping, then the upper cover and the lower cover are integrally welded, a complete water path is formed after welding is completed, and finally a finished product is installed on a battery pack lower frame. There are three major problems with such cooling products:
1. the stamping and welding type cold plate has poor flatness, and particularly, the central part is easy to deform, so that the cooling gap is large, and the cooling efficiency is low.
2. The stamping and welding type cold plate die has large investment, high cost, complex forming process and welding process and high reject ratio.
3. The cold plate upper cover and the cold plate lower cover are independent cold plates and need to be assembled with the battery pack lower frame independently, so that the number of parts is large, and the weight is large.
Therefore, the current battery pack cooling system cannot meet the existing requirements, and brings inconvenience to actual use.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the not enough of prior art and providing a cooling efficiency height, the input cost is low simultaneously, convenient operation is practical to overall structure lightweight new energy automobile battery package integrated form water-cooling assembly.
In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a new energy automobile battery package integrated form water-cooling assembly, includes:
a cooling unit including at least two cooling members, the cooling members having a cooling liquid path formed therein;
the backflow component is arranged at one end of the cooling component, and the inside of the backflow component is hollow; wherein the inside of the reflux component is communicated with the cooling liquid path;
the water inlet component is arranged at the other end of the cooling component, the interior of the water inlet component is hollow, and a water inlet is formed in the water inlet component; wherein the inside of the water inlet component is communicated with the cooling liquid path;
the water outlet component is arranged on one side adjacent to the water inlet component, the interior of the water outlet component is hollow, and a water outlet is formed in the water outlet component; wherein the interior of the water outlet part is communicated with the cooling liquid path;
a fixed frame provided at an upper end of the cooling part; the fixing frame is connected with the backflow component, the water inlet component and the water outlet component to form an accommodating cavity for accommodating the battery pack.
Furthermore, the cooling part is two flat plates, and the material of flat plate is extrusion formula aluminum alloy.
Furthermore, the cooling liquid path is a plurality of cooling liquid holes arranged in the cooling part, one end of each cooling liquid hole is communicated with the backflow part, and the other end of each cooling liquid hole is respectively communicated with the water outlet part and the water inlet part; the coolant holes may have shapes including, but not limited to, rectangular, triangular, and polygonal.
Furthermore, the reflux component, the water inlet component, the water outlet component and the cooling component are all connected in a welding mode.
Furthermore, the fixed frame comprises a first connecting plate and a second connecting plate which are oppositely arranged, and the two first connecting blocks are connected through two third connecting plates; the two ends of the first connecting plate are respectively connected with the backflow component and the water inlet component, and the two ends of the second connecting plate are respectively connected with the backflow component and the water outlet component.
Because of the application of above-mentioned technical scheme, compared with the prior art, the utility model has the following advantage:
according to the new energy automobile battery pack integrated water-cooling assembly, the cooling part is made of extruded aluminum alloy, and the cooling part is provided with the inner water channel and is connected with the backflow part, the water inlet part and the water outlet part in a welding mode to form the cooling water channel for cooling the battery pack, only two ends of the cooling part are welded in the welding mode, the die investment cost is low, the process is simplified, and the yield is high; meanwhile, the flatness and the integral strength of the cooling part are high, deformation is avoided, and the cooling effect is good; in addition, the cooling part is directly used as one part of the lower frame of the battery pack after the fixing frame is added, so that the parts are few, the weight is light, the cooling effect of the battery pack is well applied to new energy automobiles, and the actual use requirement is met.
Drawings
The technical scheme of the utility model is further explained by combining the attached drawings as follows:
fig. 1 is an exploded perspective view of a prior art battery pack cooling system;
fig. 2 is a schematic perspective view of an embodiment of the present invention;
FIG. 3 is a side view of a cooling member according to an embodiment of the present invention;
FIG. 4 is an enlarged view of portion C of FIG. 3;
fig. 5 is a schematic structural view of a fixing frame according to an embodiment of the present invention;
fig. 6 is a top view of an embodiment of the present invention;
FIG. 7 isbase:Sub>A partial cross-sectional view A-A of FIG. 6;
FIG. 8 is an enlarged view of portion B of FIG. 7;
wherein: the cooling device comprises a cooling part 1, a backflow part 2, a water inlet part 3, a water outlet part 4, a fixed frame 5, a cooling part 10, a cooling liquid path 11, a water inlet 30, a water outlet 40, a first connecting plate 50, a second connecting plate 51, a third connecting plate 52, a cold plate upper cover 100, a cold plate lower cover 101, a semi-closed water path 102, a water inlet 103 and a water outlet 104.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 2, an embodiment of the utility model provides a new energy automobile battery package integrated form water-cooling assembly, including cooling portion 1, backward flow part 2, water inlet part 3, play water part 4 and fixed frame 5, backward flow part 2 sets up the one end at cooling portion 1, and water inlet part 3 and play water part 4 are adjacent to be set up at the other end of cooling portion 1, and fixed frame 5 sets up on cooling portion 1 to constitute one with water inlet part 3, play water part 4 and backward flow part 2 and be used for holding the battery package and hold chamber 20.
Specifically, referring to fig. 2-4, the cooling portion 1 includes at least two cooling components 10, and certainly, three or more cooling components may be provided, in this embodiment, the number of the cooling components 10 is two, the two cooling components 10 are relatively arranged in parallel, and the cooling components 10 are flat plates with a high flatness, and are made of extruded aluminum alloy, so that the overall strength is high.
Further, a coolant passage 11 is formed in the cooling member 1, the coolant passage 11 is a coolant hole formed in parallel in the vertical direction, the coolant hole is rectangular, square, triangular, polygonal, or the like, and cold water is allowed to flow into the cooling member 1 by forming the coolant hole, so that the cooling member 1 has a water cooling function.
Referring to fig. 2,6-8, the reflow member 2 is vertically disposed at one end of the two cooling members 1 and is connected to the two cooling members 10 by soldering, the reflow member 2 is an end plate in this embodiment, and the inside of the reflow member 2 is hollow, and the cooling liquid path 11 communicates with the hollow inside of the reflow member 1.
The water inlet component 3 and the water outlet component 4 are adjacently arranged and are linearly distributed at the other ends of the two cooling components 10 and are arranged opposite to the backflow component 2, and the water inlet component 3 and the water outlet component 4 in the embodiment are respectively vertically connected with one cooling component 10 in a welding mode.
The water inlet component 3 and the water outlet component 4 in this embodiment are end plates, the interiors of the water inlet component 3 and the water outlet component 4 are both hollow, the hollow interiors of the water inlet component 3 and the water outlet component 4 are respectively communicated with the cooling liquid path 11 in one cooling component 10, and the water inlet component 3 and the water outlet component 4 are respectively provided with a water inlet 30 and a water outlet 40.
During water cooling, the cooling liquid flows into the cooling part 10 from the water inlet 30 of the water outlet part 3, the cooling liquid in the cooling part 10 flows back to the water outlet part 4 through the backflow part 3, and then flows out from the water outlet 40 of the water outlet part 4, and a circulating water channel of the cooling liquid is realized.
Referring to fig. 2 and 5, the fixing frame 5 is disposed at the upper end of the cooling portion 1, the fixing frame 5 includes two first connecting plates 50 and two second connecting plates 51 which are disposed oppositely, and the first connecting plates 50 and the second connecting plates 51 are connected by two third connecting plates 52; the upper end of the first connecting plate 50 is connected with the water inlet component 3, the other end of the first connecting plate is L-shaped and is connected with the backflow component 2, the second connecting plate 51 has the same structure with the first connecting plate 50, only one end of the second connecting plate 51 is connected with the backflow component 2, and the other end of the second connecting plate 51 is connected with the water outlet component 4.
When the fixing frame 5 is connected to the water outlet part 4, the water inlet part 3 and the backflow part 2, a receiving cavity 20 for receiving the battery pack is formed.
Referring to fig. 2 and 6, in practical use, the battery pack is placed in the accommodating chamber 20, and the cooling liquid is circulated as follows: the cooling liquid firstly flows into the water inlet part 3 from the water inlet 30, then flows into the first cooling part 10 from the water inlet part 3, enters the backflow part 3 from the cooling part 10, then flows into the second cooling part 10 from the backflow part, then flows into the water outlet part 4, and finally flows out from the water outlet 40, so that the cooling liquid is ensured to be in a circulating state all the time, at the moment, the water inlet part 3, the water outlet part 4 and the backflow part 2 are respectively used for cooling the lugs of the battery pack, and the two cooling parts 10 are used for cooling the whole battery pack, so that the better cooling effect on the battery pack is realized.
The number of the cooling parts is not limited to two, and the shape and the position of the cold water hole can be adjusted according to actual requirements so as to meet different use environments.
The utility model discloses a new energy automobile battery package integrated form water-cooling assembly, cooling part adopt extrude formula aluminum alloy material to from the in-band water route, cooling part constitutes the cooling water route of cooling battery package after connecting with backward flow part, water inlet part and play water part with the welded mode, and such mode only welds two tip portions, and the mould input cost is low, and the technology is simplified, and the yield is high; meanwhile, the flatness and the integral strength of the cooling part are high, deformation is avoided, and the cooling effect is good; in addition, the cooling part is directly used as one part of the lower frame of the battery pack after the fixing frame is added, so that the parts are few, the weight is light, the cooling effect of the battery pack is well applied to new energy automobiles, and the actual use requirement is met.
The above is only a specific application example of the present invention, and does not constitute any limitation to the protection scope of the present invention. All the technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the present invention.
Claims (5)
1. The utility model provides a new energy automobile battery package integrated form water-cooling assembly which characterized in that includes:
a cooling unit including at least two cooling members, the cooling members having a cooling liquid path formed therein;
the backflow component is arranged at one end of the cooling component, and the inside of the backflow component is hollow; wherein the inside of the reflux component is communicated with the cooling liquid path;
the water inlet component is arranged at the other end of the cooling component, the interior of the water inlet component is hollow, and a water inlet is formed in the water inlet component; wherein the inside of the water inlet component is communicated with the cooling liquid path;
the water outlet component is arranged on one side adjacent to the water inlet component, the interior of the water outlet component is hollow, and the water outlet component is provided with a water outlet; wherein the interior of the water outlet component is communicated with the cooling liquid path;
a fixed frame provided at an upper end of the cooling part; the fixing frame is connected with the backflow component, the water inlet component and the water outlet component to form an accommodating cavity for accommodating the battery pack.
2. The integrated water-cooling assembly of the new energy automobile battery pack as claimed in claim 1, wherein: the cooling part is two flat plates, and the material of flat plate is extrusion formula aluminum alloy.
3. The integrated water-cooling assembly of the new energy automobile battery pack as claimed in claim 1, wherein: the cooling liquid path is a plurality of cooling liquid holes arranged in the cooling part, one end of each cooling liquid hole is communicated with the backflow part, and the other end of each cooling liquid hole is respectively communicated with the water outlet part and the water inlet part; the coolant holes may have shapes including, but not limited to, rectangular, triangular, and polygonal.
4. The integrated water-cooling assembly of the new energy automobile battery pack as claimed in claim 1, wherein: the reflux component, the water inlet component, the water outlet component and the cooling component are all connected in a welding mode.
5. The integrated water-cooling assembly of the new energy automobile battery pack as claimed in claim 1, wherein: the fixed frame comprises a first connecting plate and a second connecting plate which are oppositely arranged, and the two first connecting blocks are connected through two third connecting plates; the two ends of the first connecting plate are respectively connected with the backflow component and the water inlet component, and the two ends of the second connecting plate are respectively connected with the backflow component and the water outlet component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221016587.1U CN217719745U (en) | 2022-04-28 | 2022-04-28 | New energy automobile battery package integrated form water-cooling assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221016587.1U CN217719745U (en) | 2022-04-28 | 2022-04-28 | New energy automobile battery package integrated form water-cooling assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217719745U true CN217719745U (en) | 2022-11-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221016587.1U Active CN217719745U (en) | 2022-04-28 | 2022-04-28 | New energy automobile battery package integrated form water-cooling assembly |
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|---|---|
| CN (1) | CN217719745U (en) |
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- 2022-04-28 CN CN202221016587.1U patent/CN217719745U/en active Active
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