CN220934198U - Composite liquid cooling plate - Google Patents
Composite liquid cooling plate Download PDFInfo
- Publication number
- CN220934198U CN220934198U CN202322612697.5U CN202322612697U CN220934198U CN 220934198 U CN220934198 U CN 220934198U CN 202322612697 U CN202322612697 U CN 202322612697U CN 220934198 U CN220934198 U CN 220934198U
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- Prior art keywords
- liquid
- runner
- plate
- baffle
- liquid outlet
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- 239000007788 liquid Substances 0.000 title claims abstract description 116
- 238000001816 cooling Methods 0.000 title claims abstract description 54
- 239000002131 composite material Substances 0.000 title claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 30
- 238000007789 sealing Methods 0.000 claims abstract description 21
- 238000000926 separation method Methods 0.000 claims abstract description 18
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 239000000110 cooling liquid Substances 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
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- Secondary Cells (AREA)
Abstract
The utility model provides a composite liquid cooling plate, which improves the cooling efficiency of the liquid cooling plate in unit area and ensures that a battery pack works stably and reliably. It comprises the following steps: the liquid cooling runner cover plate comprises a panel, two side sealing plates, a rear sealing plate, a main separation baffle and a plurality of runner baffles; a front end runner plug; a temperature equalizing plate; and two groups of water nozzles, which comprise a liquid inlet water nozzle and a liquid outlet water nozzle; the front end both sides region of the upper surface of panel is provided with inlet, liquid outlet respectively, install the inlet tap on the inlet, install the outlet tap on the liquid outlet, main baffle separates, only keeps the rear end to flow through the space with the panel lower surface from the width direction in the middle of separating, main baffle and both sides shrouding separate the lower surface space of panel into inlet channel region, liquid outlet channel region, inlet channel region with through the circulation space intercommunication between the liquid outlet channel region.
Description
Technical Field
The utility model relates to the technical field of liquid cooling plate structures, in particular to a composite liquid cooling plate.
Background
The new energy automobile provides energy through the power battery pack. In the power battery pack, a plurality of battery monomers are integrated, and the consistency of the monomer performance directly influences the overall performance and service life of the battery pack. The heat dissipation conditions of the battery cells at different positions in the battery pack are also different. The temperature is one of the most important parameters for ensuring the performance of the power battery, and the proper working temperature can effectively alleviate the problems of aging, swelling and safety of the battery, and can exert the optimal performance of the battery. The liquid cooling plate with higher stability and better temperature uniformity promotes the cooling of the battery pack and keeps the temperature uniformity of the battery. In the power battery system, redundant heat generated by the operation of the battery is transferred through the contact mode of the battery or the module and the surface of the plate-type aluminum device, and finally is taken away by cooling liquid passing through an internal flow passage of the device, wherein the plate-type aluminum device is a liquid cooling plate.
However, in the liquid cooling plate in the prior art, the cooling surface of the temperature equalizing plate is a plane, a flow channel is formed only by the downward convex blocking of the upper cover plate, and when heat exchange is actually performed, the area between the temperature equalizing plate and a cooling object through cooling liquid exchange is relatively small, so that the cooling effect cannot be further improved; therefore, development of a liquid cooling plate capable of improving cooling efficiency is urgently required.
Disclosure of Invention
In view of the above problems, the present utility model provides a composite liquid cooling plate, which improves the cooling efficiency of the liquid cooling plate per unit area, so that the battery pack can work stably and reliably.
A composite liquid cooling panel, comprising:
the liquid cooling runner cover plate comprises a panel, two side sealing plates, a rear sealing plate, a main separation baffle and a plurality of runner baffles;
a front end runner plug;
A temperature equalizing plate;
and two groups of water nozzles, which comprise a liquid inlet water nozzle and a liquid outlet water nozzle;
The front end two side areas of the upper surface of the panel are respectively provided with a liquid inlet and a liquid outlet, the liquid inlet is provided with a liquid inlet water nozzle, the liquid outlet is provided with a liquid outlet water nozzle, the main baffle separates the lower surface of the panel from the width direction, only the rear end flowing space is reserved, the main baffle and the two side sealing plates separate the lower surface space of the panel into a liquid inlet channel area and a liquid outlet channel area, the liquid inlet channel area is communicated with the liquid outlet channel area through the flowing space,
A plurality of flow passage baffles are arranged on the lower surface of the panel corresponding to the two sides of the main separation baffle, the flow passage baffles divide the liquid inlet passage area and the liquid outlet passage area to form a plurality of flow passages,
The liquid cooling runner cover plate is characterized in that two side sealing plates and a rear sealing plate of the liquid cooling runner cover plate are respectively attached to the upper peripheral surface of the temperature equalizing plate, the lower surface of the main baffle plate is attached to the corresponding upper surface of the temperature equalizing plate, an upper protruding block is arranged in a region of the temperature equalizing plate, which corresponds to the cover of the liquid cooling runner cover plate, an inner groove is formed in the position, corresponding to each runner baffle, of the upper protruding block, the width area of the inner groove is larger than that of the runner baffle plate, the bottom of the runner baffle plate is pressed on the upper surface of the inner groove and is attached to the upper surface of the inner groove, the lengths of the two ends of the inner groove are longer than that of the runner baffle plate, the front end runner plug is mounted on the front end side cover of the liquid cooling runner cover plate, and the lower surface of the front end runner plug is attached to the upper surface of the non-upper protruding block of the temperature equalizing plate.
It is further characterized by:
The lower part of the upper lug corresponds to the lower part of the main separation baffle, the front end of the main separation baffle extends to the inner surface of the front end flow passage plug, and the lower part of the main separation baffle is attached to the composite surface formed by the upper surface and the lower groove at the corresponding position of the temperature equalizing plate;
The lower groove is a continuous lower groove or a discontinuous lower groove formed by combining and splicing a plurality of lower pits;
the bottoms of the main separation baffle and the runner baffle are in profiling fit with the fit positions of the lower grooves;
the positions of the liquid inlet water nozzle and the liquid outlet water nozzle are interchangeable, and at the moment, the positions of the liquid inlet channel area and the liquid outlet channel area are interchangeable.
After the utility model is adopted, the temperature-equalizing plate is used as a liquid-cooling plate bottom plate structure and is contacted with a heat source, the special characteristics of the temperature-equalizing plate can enable the temperature-equalizing plate to absorb heat rapidly and keep a constant temperature state continuously, the inner surface of the temperature-equalizing plate is in direct contact with cooling liquid, so that the heat transfer is faster and the temperature is more uniform; the temperature equalizing plate is designed to be provided with an upper convex plate, and the upper convex plate is provided with a convex hull structure with a plurality of lower grooves, and the convex hull structure is combined with the liquid cooling runner cover plate to form a runner, so that the heat exchange area is increased, the working fluid can be exchanged more fully, and the heat transmission is more uniform; the cooling efficiency of the liquid cooling plate in unit area is improved, and the battery pack can work stably and reliably.
Drawings
FIG. 1 is a perspective view of an embodiment of the present utility model;
FIG. 2 is a schematic view of a flow path according to an embodiment of the present utility model;
FIG. 3 is an exploded view of one embodiment of the present utility model;
FIG. 4 is a second exploded view of an embodiment of the present utility model;
FIG. 5 is a cross-sectional view A-A of FIG. 2;
The names corresponding to the serial numbers in the figures are as follows:
The liquid cooling runner cover plate 10, the panel 11, the side sealing plates 12, the rear sealing plate 13, the main separation baffle 14, the runner baffle 15, the liquid inlet 16, the liquid outlet 17, the circulation space 18, the temperature equalizing plate 20, the upper protruding block 21, the inner groove 22, the front runner plug 30, the liquid inlet water nozzle 40 and the liquid outlet water nozzle 50.
Detailed Description
1-5, The composite liquid cooling plate comprises a liquid cooling runner cover plate 10, a temperature equalizing plate 20, a front runner plug 30 and two groups of water nozzles;
The liquid cooling runner cover plate 10 comprises a panel 11, two side sealing plates 12, a rear sealing plate 13, a main separation baffle 14 and a plurality of runner baffles 15; the two groups of water nozzles comprise a liquid inlet water nozzle 40 and a liquid outlet water nozzle 50;
The front end two side areas of the upper surface of the panel 11 are respectively provided with a liquid inlet 16 and a liquid outlet 17, the liquid inlet 16 is provided with a liquid inlet water nozzle 40, the liquid outlet 17 is provided with a liquid outlet water nozzle 50, the main baffle 14 separates the lower surface of the panel 11 from the width direction, only the rear end flowing-through space 18 is reserved, the main baffle 14 and the two side sealing plates 12 separate the lower surface space of the panel 11 into a liquid inlet channel area and a liquid outlet channel area, the liquid inlet channel area is communicated with the liquid outlet channel area through the flowing-through space 18,
A plurality of flow passage baffles 15 are arranged on the lower surface of the panel 11 corresponding to the two sides of the main separation baffle 14, the flow passage baffles 15 divide the liquid inlet passage area and the liquid outlet passage area to form a plurality of flow passages,
The two side sealing plates 12 and the rear sealing plate 13 of the liquid cooling runner cover plate 10 are respectively attached to the upper peripheral surface of the temperature equalizing plate 20, the lower surface of the main separation baffle plate 14 is attached to the corresponding upper surface of the temperature equalizing plate 20, an upper protruding block 21 is arranged in the area of the temperature equalizing plate 20 corresponding to the cover of the liquid cooling runner cover plate 10, a profiling inner groove 22 is arranged at the position of each upper protruding block 21 corresponding to each runner baffle 15, the width area of each inner groove 22 is larger than that of each runner baffle 15, the bottoms of the runner baffles 15 are pressed on the upper surface of each inner groove 22 and are attached to each other, the lengths of the two ends of each inner groove 22 are longer than those of the runner baffles 15, a front end runner plug 30 is arranged on the front end side cover of the liquid cooling runner cover plate 10, and the lower surface of the front end runner plug 30 is attached to the upper surface of a non-upper protruding block part of the temperature equalizing plate 20.
In particular, the flow channel baffles 15 are arranged parallel to the main separation baffle 14 to form a plurality of linear flow channels, and the number of the linear flow channels in the liquid inlet channel area and the number of the linear flow channels in the liquid outlet channel area are the same, and the sectional area of each flow channel is approximately equal.
In a specific embodiment, the lower portion of the upper bump 21 corresponding to the main baffle 14 is provided with a lower groove 22, the front end of the main baffle 14 extends to the inner surface of the front end runner plug 30, the lower portion of the main baffle 14 is attached to the upper surface of the corresponding position of the temperature equalizing plate 20, and the composite surface formed by the lower groove 22 is formed, which ensures reliable isolation of the liquid inlet channel region and the liquid outlet channel region, and further improves the heat dissipation contact area;
The lower groove 22 is a continuous lower groove;
The bottoms of the main partition baffle 14 and the runner baffle 15 are in profiling fit corresponding to the fit positions of the lower grooves 22.
In a specific embodiment, the rear sealing plate 13 of the liquid cooling runner cover plate 11 is designed as an independent rear runner plug, and the structure of the rear sealing plate is consistent with that of the front runner plug 30, so that convenience and reliability in assembly are ensured.
The positions of the liquid inlet water nozzle 40 and the liquid outlet water nozzle 50 can be interchanged, and at the moment, the positions of the liquid inlet channel area and the liquid outlet channel area are interchanged.
In specific implementation, the upper plane of the lower groove 22 is flush with the whole upper surface of the temperature equalizing plate 20, and the inner cavity of the upper lug 21 is of a hollow convex hull structure, so that the raw material cost is reduced, and the heat exchange effect is almost similar to that of a pure upper lug.
The working principle is as follows: the liquid cooling plate is contacted with a heat source to absorb heat rapidly, the flow passage area is kept at a constant temperature rapidly, low-temperature liquid enters from the liquid inlet water nozzle under the drive of the pump, flows into each flow passage in the liquid inlet passage area and then flows into each flow passage in the liquid outlet passage area through the circulation space, the cooling liquid in the flow passage formed by the surface of the upper boss and the lower groove absorbs heat energy simultaneously, the liquid absorbing the heat energy is output by the liquid outlet water nozzle, and therefore the heat energy is transferred to the environment with lower temperature at the far end to release the heat energy, and the operation is repeated.
After the utility model is adopted, the temperature-equalizing plate is used as a liquid-cooling plate bottom plate structure and is contacted with a heat source, the special characteristics of the temperature-equalizing plate can enable the temperature-equalizing plate to absorb heat rapidly and keep a constant temperature state continuously, the inner surface of the temperature-equalizing plate is in direct contact with cooling liquid, so that the heat transfer is faster and the temperature is more uniform; the temperature equalizing plate is designed to be provided with an upper convex plate, and the upper convex plate is provided with a convex hull structure with a plurality of lower grooves, and the convex hull structure is combined with the liquid cooling runner cover plate to form a runner, so that the heat exchange area is increased, the working fluid can be exchanged more fully, and the heat transmission is more uniform; the cooling efficiency of the liquid cooling plate in unit area is improved, and the battery pack can work stably and reliably. The water cooling plate greatly improves the overall temperature uniformity and heat exchange efficiency, can adjust different sizes and structures of complex flow channels in the aspect of design, and has good matching compatibility. The heat conduction mode is that the temperature equalization plate continuously and evenly exchanges heat, and the heat absorption efficiency is high. The whole technical product can use corrosion-resistant materials, and can provide higher efficient heat conduction performance, reliability and service life.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (5)
1. A composite liquid cooling panel, comprising:
the liquid cooling runner cover plate comprises a panel, two side sealing plates, a rear sealing plate, a main separation baffle and a plurality of runner baffles;
a front end runner plug;
A temperature equalizing plate;
and two groups of water nozzles, which comprise a liquid inlet water nozzle and a liquid outlet water nozzle;
The front end two side areas of the upper surface of the panel are respectively provided with a liquid inlet and a liquid outlet, the liquid inlet is provided with a liquid inlet water nozzle, the liquid outlet is provided with a liquid outlet water nozzle, the main baffle separates the lower surface of the panel from the width direction, only the rear end flowing space is reserved, the main baffle and the two side sealing plates separate the lower surface space of the panel into a liquid inlet channel area and a liquid outlet channel area, the liquid inlet channel area is communicated with the liquid outlet channel area through the flowing space,
A plurality of flow passage baffles are arranged on the lower surface of the panel corresponding to the two sides of the main separation baffle, the flow passage baffles divide the liquid inlet passage area and the liquid outlet passage area to form a plurality of flow passages,
The liquid cooling runner cover plate is characterized in that two side sealing plates and a rear sealing plate of the liquid cooling runner cover plate are respectively attached to the upper peripheral surface of the temperature equalizing plate, the lower surface of the main baffle plate is attached to the corresponding upper surface of the temperature equalizing plate, an upper protruding block is arranged in a region of the temperature equalizing plate, which corresponds to the cover of the liquid cooling runner cover plate, an inner groove is formed in the position, corresponding to each runner baffle, of the upper protruding block, the width area of the inner groove is larger than that of the runner baffle plate, the bottom of the runner baffle plate is pressed on the upper surface of the inner groove and is attached to the upper surface of the inner groove, the lengths of the two ends of the inner groove are longer than that of the runner baffle plate, the front end runner plug is mounted on the front end side cover of the liquid cooling runner cover plate, and the lower surface of the front end runner plug is attached to the upper surface of the non-upper protruding block of the temperature equalizing plate.
2. A composite liquid cooling panel according to claim 1, wherein: the upper protruding block is provided with a lower groove corresponding to the lower part of the main separation baffle, the front end of the main separation baffle extends to the inner surface of the front end flow passage plug, and the lower part of the main separation baffle is attached to the composite surface formed by the upper surface and the lower groove at the corresponding position of the temperature equalizing plate.
3. A composite liquid cooling panel as claimed in claim 2, wherein: the lower groove is a continuous lower groove or a discontinuous lower groove formed by combining and splicing a plurality of lower pits.
4. A composite liquid cooling panel as claimed in claim 2, wherein: the bottoms of the main separation baffle and the runner baffle are in profiling fit with the fit positions of the lower grooves.
5. A composite liquid cooling panel according to claim 4, wherein: the positions of the liquid inlet water nozzle and the liquid outlet water nozzle are interchangeable, and at the moment, the positions of the liquid inlet channel area and the liquid outlet channel area are interchangeable.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322612697.5U CN220934198U (en) | 2023-09-26 | 2023-09-26 | Composite liquid cooling plate |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322612697.5U CN220934198U (en) | 2023-09-26 | 2023-09-26 | Composite liquid cooling plate |
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Publication Number | Publication Date |
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CN220934198U true CN220934198U (en) | 2024-05-10 |
Family
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Family Applications (1)
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CN202322612697.5U Active CN220934198U (en) | 2023-09-26 | 2023-09-26 | Composite liquid cooling plate |
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CN (1) | CN220934198U (en) |
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2023
- 2023-09-26 CN CN202322612697.5U patent/CN220934198U/en active Active
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