CN215578721U - Multichannel liquid cooling radiator for new energy automobile - Google Patents
Multichannel liquid cooling radiator for new energy automobile Download PDFInfo
- Publication number
- CN215578721U CN215578721U CN202121557525.7U CN202121557525U CN215578721U CN 215578721 U CN215578721 U CN 215578721U CN 202121557525 U CN202121557525 U CN 202121557525U CN 215578721 U CN215578721 U CN 215578721U
- Authority
- CN
- China
- Prior art keywords
- liquid
- cavity
- liquid cooling
- flow
- channel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000007788 liquid Substances 0.000 title claims abstract description 102
- 238000001816 cooling Methods 0.000 title claims abstract description 56
- 239000012530 fluid Substances 0.000 claims abstract description 16
- 238000007789 sealing Methods 0.000 claims description 15
- 238000005192 partition Methods 0.000 claims description 12
- 230000008859 change Effects 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 2
- 230000017525 heat dissipation Effects 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 6
- 238000012546 transfer Methods 0.000 abstract description 3
- 239000011324 bead Substances 0.000 description 12
- 238000013461 design Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Images
Classifications
-
- 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
Landscapes
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The utility model discloses a multi-path liquid cooling radiator for a new energy automobile, which comprises a liquid cooling plate, wherein the liquid cooling plate is provided with a liquid inlet and a liquid outlet, a left flow balancing flow channel, a right flow balancing flow channel and a Z-shaped or W-shaped fluid channel formed by a plurality of parallel flow channels side by side are arranged in the liquid cooling plate, the liquid inlet is communicated with the liquid outlet through the fluid channel, one side of each parallel flow channel is a liquid inlet end cavity, the other side of each parallel flow channel is a liquid outlet end cavity, the liquid inlet end cavity is of a gradually-changed structure with a small upper part and a large lower part, and the liquid outlet end cavity is of a rectangular structure. The utility model has simple and reasonable structure, increases the turbulence degree and the convection heat transfer coefficient of a flow field, has strong cooling capacity and good heat dissipation effect, simultaneously improves the uniformity of fluid channels under each heat dissipation surface, reduces the temperature gradient of different heat dissipation surface positions, ensures the uniformity of the temperature of the heat dissipation surface, does not generate local hot spot conditions, prolongs the service life of a battery pack, and ensures the safety of batteries and new energy vehicles.
Description
Technical Field
The utility model belongs to the technical field of radiators, and particularly relates to a multi-path liquid cooling radiator for a new energy automobile.
Background
Under the large backgrounds of energy restriction, environmental pollution and the like, the government of China takes the development of new energy automobiles as a major measure for solving the problems of energy and environment and realizing sustainable development, and various automobile production enterprises also take the new energy automobiles as an important strategic direction for seizing the high-point of the future automobile industry. With the development of new energy electric vehicles, the breakthrough of battery technology has become one of the important reasons for limiting the large-scale marketing of electric vehicles, the capacity and safety of batteries remain to be breakthrough, the higher the endurance mileage is, the higher the required battery capacity is, the higher the heating power during working is, the hidden danger is brought to the safe use of the batteries, and therefore, it is important to rapidly take away the heat of the batteries. At present, battery cooling mainly adopts two forms of wind cooling and liquid cooling, and the cooling effect of the liquid cooling is better. The liquid cooling radiator is used as a necessary component of the battery pack, and the heat dissipation of the battery pack is mainly realized through the flowing of cooling liquid in a flow passage of the liquid cooling plate. The reasonable runner design can effectively improve the heat dissipation function of the radiator and prolong the service life of the battery pack.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is as follows: the new energy automobile multi-channel liquid cooling radiator is provided, and is used for solving the problems that in the prior art, the structural design of a flow channel of the liquid cooling radiator is unreasonable, and the radiating effect is not ideal.
In order to achieve the technical effects, the utility model adopts the technical scheme that:
a multi-channel liquid cooling radiator for a new energy automobile comprises a liquid cooling plate, wherein the liquid cooling plate is provided with a liquid inlet and a liquid outlet, a fluid channel is arranged inside the liquid cooling plate, the liquid inlet and the liquid outlet are communicated through the fluid channel, the multi-channel liquid cooling radiator is characterized in that the fluid channel comprises a plurality of parallel flow channels side by side, a left side flow balancing flow channel which is communicated with the parallel flow channels and correspondingly arranged on the left sides of the parallel flow channels, and a right side flow balancing flow channel which is correspondingly arranged on the right sides of the parallel flow channels, at least one partition is arranged on each of the left side flow balancing flow channels and the right side flow balancing flow channels, the partition divides the left side flow balancing flow channels into a plurality of left cavities, divides the right side flow balancing flow channels into a plurality of right cavities, the left cavity which is positioned at the lowest part is directly communicated with the liquid inlet, one of the left cavity and the right cavity which are positioned at the highest part is directly communicated with the liquid outlet, one side of the parallel flow channels is a liquid inlet cavity, the opposite side is for going out the liquid end cavity, and the left cavity that is located the below only is the feed liquor end cavity, and a cavity that is located the top and the direct intercommunication of liquid outlet only is for going out the liquid end cavity, and other cavities are by the top be the mixing chamber that feed liquor end cavity below is constituteed for going out the liquid end cavity, the feed liquor end cavity is big end down's gradual change structure, it is the rectangle structure to go out the liquid end cavity.
Further, the front surface and the back surface of the liquid cooling plate are both flat surfaces.
Furthermore, a sealing cavity is arranged inside the liquid cooling plate, a plurality of parallel and equidistant parting beads are arranged in the sealing cavity, the partition is formed by sealing and connecting one of the parting beads and the side wall of the sealing cavity, the parallel flow channel is formed by a gap between two adjacent parting beads and a gap between the parting beads and the upper inner wall and the lower inner wall of the sealing cavity, and the left flow balance flow channel and the right flow balance flow channel are formed by cavities between the side end faces of the parting beads and the parallel flow channel and the inner wall of the sealing cavity on the corresponding side.
Further, the liquid inlet and the liquid outlet are positioned at two corners of the lower end of the liquid cooling plate.
Further, the fluid passage further comprises a vertical flow channel which is arranged on the right side of the sealed cavity and is isolated from the sealed cavity, the left flow balancing flow channel and the right flow balancing flow channel are respectively provided with only one partition, the liquid outlet is positioned at the lower end of the vertical flow channel, and the vertical flow channel is provided with an inlet and an outlet which are communicated with the right cavity at the upper right corner of the sealed cavity.
Furthermore, inclined flow guide surfaces are arranged at the inlet and the outlet of the vertical flow channel.
Furthermore, the liquid inlet and the liquid outlet are both provided with a pipe joint in a sealing manner, and the front end of the pipe joint is provided with an expansion ring.
Furthermore, the liquid cooling plate is provided with upper and lower ends which are provided with fixing holes.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model has simple and reasonable structure, increases the turbulence degree of a flow field, increases the convection heat transfer coefficient, enhances the cooling capacity of the liquid cooling plate, improves the heat dissipation effect of the liquid cooling radiator, simultaneously improves the uniformity of fluid channels under each heat dissipation surface, reduces the temperature gradient of different heat dissipation surfaces, ensures the uniformity of the temperature of the heat dissipation surfaces, does not generate local hot spots, prolongs the service life of a battery pack, and ensures the safety of batteries and new energy automobiles by arranging the flow channel characteristics of a plurality of parallel flow channels side by side and flow balancing flow channels on the left side and the right side.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and the embodiments, and it is apparent that the described embodiments are some, but not all embodiments of the present invention.
Drawings
FIG. 1 is a schematic diagram of a fluid passage structure of a liquid-cooled heat sink according to the present invention.
Fig. 2 is a perspective view of a liquid-cooled heat sink of the present invention.
Fig. 3 is a bottom view of the liquid-cooled heat sink of the present invention.
The reference numbers and corresponding designations in the drawings are:
1. parting strips, 2, parallel flow channels, 3, left flow balancing flow channels,
31. a left chamber, 4, a right flow equalization channel, 41, a right chamber,
5. a vertical flow passage, 51 a flow guide surface, 6 a liquid inlet,
7. a liquid outlet, 8, an inlet and an outlet, 9, a pipe joint,
91. expansion ring, 10, fixing hole.
Detailed Description
As shown in fig. 1-3, the multi-path liquid cooling radiator for the new energy automobile is processed by the processes of extrusion, die casting, stamping, friction stir welding, arc welding, brazing and the like. The liquid cooling plate comprises a liquid cooling plate, and the front surface and the back surface of the liquid cooling plate are both planes. The liquid cooling plate is internally provided with a sealing cavity, a plurality of groups of parallel and equidistant parting beads 1 are arranged in the sealing cavity, one end of each group of parting beads 1 is aligned, the length of the other end of each group of parting beads is sequentially increased from bottom to top, the aligned ends and the gradually-changed ends of the groups of parting beads 1 are sequentially and alternately arranged from bottom to top, the longest parting bead 1 at the top is provided with a gap with the left wall or the right wall of the sealing cavity, and the other longest parting beads 1 are hermetically connected with the left wall or the right wall of the sealing cavity to form a partition. Therefore, a parallel flow channel 2 is formed by the gap between two adjacent division bars 1 and the gap between the division bar 1 and the upper and lower inner walls of the sealed cavity; the side end faces of the division bars 1 and the parallel flow channels 2 correspond to a cavity between the inner walls of the sealing cavities on the corresponding sides to form a left flow balancing flow channel 3 and a right flow balancing flow channel 4. Thereby parallel flow channel 2, left side flow equalizing flow channel 3 and right side flow equalizing flow channel 4 communicate each other and form a Z shape or W shape fluid passage, and this fluid passage's both ends correspond and are equipped with inlet 6 and liquid outlet 7, and inlet 6 and liquid outlet 7 are all seal installation has coupling 9, and coupling 9 front end is equipped with expansion ring 91, and the sealing connection valve of being convenient for etc. communicates the exchange with outside liquid mutually.
As a preferred embodiment of the radiator of the present invention, the division bars 1 are provided with three groups, and correspondingly form a left partition and a right partition, wherein the partitions divide the left flow equalization channel 3 into two left chambers 31 and divide the right flow equalization channel 4 into two right chambers 41. Wherein, the cavity at the gradual change end of each group of parting beads 1 is a liquid inlet end cavity, and the cavity at the rectangular end is a liquid outlet end cavity. For convenience of installation and use, the liquid cooling plate is provided with fixing holes 10 at the upper end and the lower end outside the sealed cavity. More preferably, the right side of the sealed cavity is provided with a vertical flow passage 5 isolated from the sealed cavity, the upper right corner of the sealed cavity of the vertical flow passage 5 is provided with an inlet and outlet 8 communicated with the right chamber 41, and the inlet and outlet 8 of the vertical flow passage 5 is provided with an inclined flow guide surface 51. The liquid outlet 7 is arranged at the lower end of the vertical flow channel 5 at the lower right corner of the liquid cooling plate, and the liquid inlet 6 is arranged at the left cavity 31 at the lower left corner of the liquid cooling plate.
The utility model has reasonable structure, increases the turbulence degree of a flow field, increases the convection heat transfer coefficient, enhances the cooling capacity of the liquid cooling plate and improves the heat dissipation effect of the liquid cooling radiator by arranging the flow channel characteristics of a plurality of parallel narrow flow channels and bent positions. The flow channel characteristic design with the flow balancing function ensures the distribution uniformity and the speed distribution of liquid in the whole flow field, reduces the whole pressure drop of the flow field, reduces the power consumption of a driving system (pump), improves the whole efficiency, improves the uniformity of fluid channels under all the radiating surfaces, reduces the temperature gradients of different radiating surface positions, ensures the uniformity of the temperature of the radiating surfaces, avoids the condition of local hot spots, prolongs the service life of a battery pack, and ensures the safety of batteries and new energy automobiles.
The present invention is not limited to the above-described embodiments, and various modifications made without inventive step from the above-described concept will fall within the scope of the present invention for those skilled in the art.
Claims (8)
1. A multi-channel liquid cooling radiator for a new energy automobile comprises a liquid cooling plate, wherein the liquid cooling plate is provided with a liquid inlet and a liquid outlet, a fluid channel is arranged inside the liquid cooling plate, the liquid inlet and the liquid outlet are communicated through the fluid channel, the multi-channel liquid cooling radiator is characterized in that the fluid channel comprises a plurality of parallel flow channels side by side, a left side flow balancing flow channel which is communicated with the parallel flow channels and correspondingly arranged on the left sides of the parallel flow channels, and a right side flow balancing flow channel which is correspondingly arranged on the right sides of the parallel flow channels, at least one partition is arranged on each of the left side flow balancing flow channels and the right side flow balancing flow channels, the partition divides the left side flow balancing flow channels into a plurality of left cavities, divides the right side flow balancing flow channels into a plurality of right cavities, the left cavity which is positioned at the lowest part is directly communicated with the liquid inlet, one of the left cavity and the right cavity which are positioned at the highest part is directly communicated with the liquid outlet, one side of the parallel flow channels is a liquid inlet cavity, the opposite side is for going out the liquid end cavity, and the left cavity that is located the below only is the feed liquor end cavity, and a cavity that is located the top and the direct intercommunication of liquid outlet only is for going out the liquid end cavity, and other cavities are by the top be the mixing chamber that feed liquor end cavity below is constituteed for going out the liquid end cavity, the feed liquor end cavity is big end down's gradual change structure, it is the rectangle structure to go out the liquid end cavity.
2. The multi-channel liquid cooling radiator for the new energy automobile as claimed in claim 1, wherein the front surface and the back surface of the liquid cooling plate are both flat surfaces.
3. The multi-channel liquid cooling radiator for the new energy automobile as claimed in claim 2, wherein a sealed cavity is arranged inside the liquid cooling plate, a plurality of parallel and equally spaced division bars are arranged in the sealed cavity, the partition is formed by sealing and connecting one division bar with the side wall of the sealed cavity, the parallel flow channels are formed by gaps of two adjacent division bars and gaps of the division bars and the upper and lower inner walls of the sealed cavity, and the left flow balancing flow channel and the right flow balancing flow channel are formed by cavities between the side end faces of the division bars and the parallel flow channels and the inner wall of the sealed cavity on the corresponding side.
4. The multi-path liquid cooling radiator for the new energy automobile as claimed in claim 1, wherein the liquid inlet and the liquid outlet are located at two corners of the lower end of the liquid cooling plate.
5. The multi-channel liquid cooling radiator for the new energy automobile as claimed in claim 4, wherein the fluid channel further comprises a vertical flow channel which is arranged on the right side of the sealed cavity and isolated from the sealed cavity, the left flow balancing flow channel and the right flow balancing flow channel are both provided with only one partition, the liquid outlet is located at the lower end of the vertical flow channel, and the vertical flow channel is provided with an inlet and an outlet which are communicated with the right cavity at the upper right corner of the sealed cavity.
6. The multi-path liquid cooling radiator for the new energy automobile as claimed in claim 5, wherein the vertical flow passage is provided with an oblique flow guide surface at the inlet and outlet.
7. The multi-path liquid cooling radiator for the new energy automobile as claimed in claim 1, wherein the liquid inlet and the liquid outlet are both provided with a pipe joint in a sealing manner, and an expansion ring is arranged at the front end of the pipe joint.
8. The multi-channel liquid cooling radiator for the new energy automobile as claimed in claim 1, wherein the liquid cooling plate is provided with fixing holes at upper and lower ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121557525.7U CN215578721U (en) | 2021-07-09 | 2021-07-09 | Multichannel liquid cooling radiator for new energy automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121557525.7U CN215578721U (en) | 2021-07-09 | 2021-07-09 | Multichannel liquid cooling radiator for new energy automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215578721U true CN215578721U (en) | 2022-01-18 |
Family
ID=79824624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121557525.7U Active CN215578721U (en) | 2021-07-09 | 2021-07-09 | Multichannel liquid cooling radiator for new energy automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215578721U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114883684A (en) * | 2022-03-29 | 2022-08-09 | 中国第一汽车股份有限公司 | Control device and method for liquid cooling plate with uniform dynamic flow, battery and vehicle |
| CN115939592A (en) * | 2023-02-28 | 2023-04-07 | 广汽埃安新能源汽车股份有限公司 | Cooling plate, battery module, cooling system and battery pack |
| CN118398974A (en) * | 2024-06-24 | 2024-07-26 | 南京创源动力科技有限公司 | Liquid cooling plate, battery pack and liquid cooling plate design verification method |
-
2021
- 2021-07-09 CN CN202121557525.7U patent/CN215578721U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114883684A (en) * | 2022-03-29 | 2022-08-09 | 中国第一汽车股份有限公司 | Control device and method for liquid cooling plate with uniform dynamic flow, battery and vehicle |
| CN115939592A (en) * | 2023-02-28 | 2023-04-07 | 广汽埃安新能源汽车股份有限公司 | Cooling plate, battery module, cooling system and battery pack |
| CN118398974A (en) * | 2024-06-24 | 2024-07-26 | 南京创源动力科技有限公司 | Liquid cooling plate, battery pack and liquid cooling plate design verification method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN215578721U (en) | Multichannel liquid cooling radiator for new energy automobile | |
| CN102589328B (en) | Pure-countercurrent cellular plate-pin heat exchanger and combination thereof | |
| CN106654450A (en) | Liquid cooling grouping box of power battery | |
| CN112271357B (en) | A liquid cooling module and a heat dissipation structure of a series-connected long single battery | |
| CN115117514B (en) | A staggered counter-flow integrated cooling system and electric vehicle | |
| TWI770904B (en) | Sump and multi-channel liquid cooling drain | |
| CN215810395U (en) | Improved liquid collecting tank and multi-runner liquid cooling bar | |
| CN221262527U (en) | Low flow resistance high turbulence liquid cooling plate | |
| CN210430028U (en) | Battery cooling device and power battery box | |
| CN214014856U (en) | Liquid cooling plate | |
| CN119069874B (en) | A hybrid radiator for new energy vehicle batteries | |
| CN221727233U (en) | Multiple parallel cooling channels | |
| CN218160572U (en) | A double-layer liquid cold plate for electric vehicle battery | |
| CN220652139U (en) | Energy storage liquid cooling battery package | |
| CN207098005U (en) | The water-cooling heat radiating device of new energy car battery bag | |
| CN216770292U (en) | Full heat exchanger | |
| CN215451527U (en) | A liquid cooling plate and battery pack | |
| CN113270663B (en) | Cooling system of soft package battery of electric vehicle | |
| CN116759701A (en) | A battery water cooling unit | |
| CN211702804U (en) | Micro-channel radiator | |
| CN221354820U (en) | Heat exchanger, power module assembly and vehicle | |
| CN223449014U (en) | Two-phase cold plate and thermosyphon system | |
| CN219435958U (en) | Liquid cooling device for battery pack | |
| CN219577686U (en) | A dual-channel counter-flow micro-channel temperature uniform cold plate | |
| CN104613795A (en) | Efficient titanium alloy plate-fin heat exchanger core structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |