CN220984620U - Liquid cooling power battery package - Google Patents
Liquid cooling power battery package Download PDFInfo
- Publication number
- CN220984620U CN220984620U CN202322493877.6U CN202322493877U CN220984620U CN 220984620 U CN220984620 U CN 220984620U CN 202322493877 U CN202322493877 U CN 202322493877U CN 220984620 U CN220984620 U CN 220984620U
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- Prior art keywords
- liquid
- fixed
- liquid cooling
- battery pack
- heat
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- 238000001816 cooling Methods 0.000 title claims abstract description 88
- 239000007788 liquid Substances 0.000 title claims abstract description 75
- 230000004224 protection Effects 0.000 claims abstract description 34
- 230000007246 mechanism Effects 0.000 claims abstract description 25
- 230000000694 effects Effects 0.000 claims abstract description 22
- 238000007789 sealing Methods 0.000 claims abstract description 22
- 238000009833 condensation Methods 0.000 claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 14
- 230000017525 heat dissipation Effects 0.000 claims abstract description 12
- 230000002265 prevention Effects 0.000 claims abstract description 5
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims description 4
- 238000001746 injection moulding Methods 0.000 claims description 2
- 230000006872 improvement Effects 0.000 abstract description 5
- 238000001704 evaporation Methods 0.000 abstract description 4
- 230000008020 evaporation Effects 0.000 abstract description 4
- 239000012528 membrane Substances 0.000 abstract description 4
- 230000003628 erosive effect Effects 0.000 abstract description 3
- 230000008595 infiltration Effects 0.000 abstract description 3
- 238000001764 infiltration Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000015572 biosynthetic process Effects 0.000 abstract description 2
- 239000000110 cooling liquid Substances 0.000 description 10
- 239000002826 coolant Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000010100 anticoagulation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000009979 protective mechanism Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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
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- Secondary Cells (AREA)
Abstract
The utility model relates to a liquid cooling power battery pack, which comprises a shell, wherein a protection mechanism for improving waterproof sealing effect is arranged between the inner walls of the upper side and the lower side of the shell, a liquid cooling mechanism for improving liquid cooling heat dissipation effect is arranged on the opposite side of the protection mechanism, and the protection mechanism comprises a battery pack fixed between the inner walls of the upper side and the lower side of the shell. This liquid cooling power battery package has through setting up protection machanism, mutually supporting between group battery, sealing washer and heat conduction board and anti-condensation layer etc. at first through the guard frame with the heat conduction board fixed spacing in the left and right sides of group battery respectively, can separate the formation inclosed operation space between group battery and the liquid cooling subassembly to improve battery operation safety and stability, and sealing washer and prevention of seepage membrane then can effectively avoid air and moisture infiltration, anti-condensation layer can effectively reduce the evaporation of moisture and the detention of liquid water, thereby reduce the production of comdenstion water and avoid the group battery to receive improvement protection effect such as erosion.
Description
Technical Field
The utility model relates to the technical field of power battery packs, in particular to a liquid cooling power battery pack.
Background
The liquid cooling power battery pack is a novel battery assembly mode, the special liquid cooling system is adopted to reduce the battery temperature so as to improve the battery performance and service life, and because the high temperature can lead to the reduction of battery capacity, the service life is shortened and even the safety problem, the liquid cooling power battery pack is widely applied to the fields of electric automobiles, hybrid electric automobiles and the like, the liquid cooling power battery pack is generally composed of a plurality of single batteries and is provided with a corresponding liquid cooling system and a control circuit, the liquid cooling system can transfer heat from the battery to a radiator or an external environment in a circulating coolant mode, the problem caused by overheating of the battery is effectively avoided, and meanwhile, the control circuit can monitor the parameters such as the temperature, the voltage and the like of the battery in real time so as to ensure the stable operation of the battery pack.
The utility model discloses a liquid cooling power battery pack in China patent publication No. (CN 218351547U), which relates to the technical field of power batteries, and comprises a box body, an electric core and a liquid cooling plate, wherein the box body comprises a bottom plate, the electric core is arranged on the bottom plate, and the liquid cooling plate is arranged on one side of the electric core far away from the bottom plate; be provided with the liquid cooling runner in the bottom plate, liquid cooling runner and liquid cooling board all are used for circulating the coolant liquid, with cool off to the bottom and the top of electric core respectively, it can satisfy the quick even demand of cooling of electric core better, but still there is the waterproof sealed effect relatively poor problem between liquid cooling subassembly and the group battery in this patent, liquid cooling radiating effect through having increased the liquid cooling transfer area and having realized this mode in order to improve the battery package in above-mentioned patent, and the main principle of liquid cooling is that the liquid that flows cooperates the cooling tube to adsorb external hot air and carries out heat transfer and flows to the liquid cooling that outside and cold air contact secondary heat transfer realized, but be the liquid cooling that contains moisture in this mode when the coolant liquid is abrupt into a hot environment or adsorb thermal coolant liquid and all can make the steam in the air gather fast and produce the comdenstion water, and the group battery appears rust and short circuit etc. and influences the life of group battery when the comdenstion water just easily appears in the group battery.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model provides a liquid cooling power battery pack which has the advantages of good waterproof sealing effect and the like, and solves the problem of poor waterproof sealing effect between a liquid cooling assembly and a battery pack in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the liquid cooling power battery pack comprises a shell, wherein a protection mechanism for improving the waterproof sealing effect is arranged between the inner walls of the upper side and the lower side of the shell, and a liquid cooling mechanism for improving the liquid cooling heat dissipation effect is arranged on one side of the protection mechanism opposite to the protection mechanism;
The protection machanism is including fixing the group battery between the upper and lower both sides inner wall of casing, between the upper and lower both sides inner wall of casing and be located the left and right sides of group battery all be fixed with the protection frame, two the internal perisporium of protection frame all is fixed with the sealing washer, two the internal perisporium of sealing washer all is fixed with the heat-conducting plate, the right side of sealing washer is fixed with the prevention of seepage membrane, two the left and right sides of heat-conducting plate all is fixed with the anti-condensation layer.
Further, the length of the protective frame is equal to the length between the inner walls of the front side and the rear side of the shell, and the thickness of the heat conducting plate is larger than the width of the protective frame.
Further, the anti-condensation layer is an injection molding dampproof plate layer, and the length and the width of the anti-condensation layer are respectively equal to the length and the width of the heat conducting plate.
Further, the liquid cooling mechanism comprises a cooling pipe fixed on the opposite sides of the left and right anti-condensation layers, heat radiating fins are fixed on the opposite sides of the cooling pipe, heat exchange openings are formed in the inner walls of the left and right sides of the shell, and heat exchange fans are fixed between the inner walls of the four sides of the heat exchange openings.
Further, the cooling tube is S-shaped, and the width of the radiating fins is equal to the length between the inner walls of the front side and the rear side of the shell.
Further, the number of the heat exchange ports is not less than two, the heat exchange ports are uniformly distributed on the inner walls of the left side and the right side of the shell, and dustproof nets are fixed on the opposite sides of the heat exchange fans on the left side and the right side.
Further, the top of cooling tube is fixed with the circulating pump, and the water inlet end of circulating pump communicates with the bottom of cooling tube.
Compared with the prior art, the technical scheme of the application has the following beneficial effects:
1. This liquid cooling power battery package has through setting up protection machanism, mutually supporting between group battery, protection frame, sealing washer and heat conduction board and anti-condensation layer etc. at first through the protection frame with the heat conduction board fixed spacing in the left and right sides of group battery respectively, can separate the formation inclosed operation space between group battery and the liquid cooling subassembly to improve battery operation safety and stability, and sealing washer and prevention of seepage membrane then can effectively avoid air and moisture infiltration, anti-condensation layer can effectively reduce evaporation and the detention of liquid water of moisture, thereby reduce the production of comdenstion water and avoid the group battery to receive improvement protection effect such as erosion.
2. This liquid cooling power battery package through having set up liquid cooling mechanism, through mutually supporting between cooling tube, heat radiation fin and heat exchange mouth and the heat exchange fan etc. can utilize the circulating pump to drive coolant liquid and circulate in the cooling tube, and then in carrying out the heat exchange with the heat exchange to the coolant liquid through coolant liquid and the absorptive heat contact of heat conduction board, draw the air after starting multiunit heat exchange fan and get into with heat radiation fin and cooling tube contact in order to carry out the heat exchange of secondary and realize the cooling to the coolant liquid so that the heat that the flow absorption group battery produced.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of a protective mechanism according to the present utility model;
FIG. 3 is a schematic diagram of a liquid cooling mechanism according to the present utility model.
In the figure: 1 shell, 2 protection mechanism, 201 battery, 202 protection frame, 203 sealing ring, 204 heat-conducting plate, 205 anti-seepage film, 206 anti-coagulation layer, 3 liquid cooling mechanism, 301 cooling tube, 302 heat radiation fin, 303 heat exchange port, 304 heat exchange fan, 305 dust screen.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, a liquid cooling power battery pack in this embodiment includes a housing 1, a protection mechanism 2 for improving waterproof sealing effect is disposed between inner walls of upper and lower sides of the housing 1, and a liquid cooling mechanism 3 for improving liquid cooling heat dissipation effect is disposed on one side of the protection mechanism 2 opposite to each other.
Referring to fig. 2, in order to improve the liquid cooling protection of the liquid cooling power battery pack, the protection mechanism 2 in this embodiment includes a battery pack 201 fixed between the inner walls of the upper and lower sides of the housing 1, a protection frame 202 is fixed between the inner walls of the upper and lower sides of the housing 1 and located at the left and right sides of the battery pack 201, sealing rings 203 are fixed on the inner peripheral walls of the two protection frames 202, heat-conducting plates 204 are fixed on the inner peripheral walls of the two sealing rings 203, the heat-conducting plates 204 are respectively fixed and limited on the left and right sides of the battery pack 201 through the protection frame 202, a sealed operation space can be formed between the battery pack 201 and the liquid cooling assembly to improve the operation safety and stability of the battery, an anti-permeation film 205 is fixed on the right side of the sealing ring 203, the sealing rings 203 and the anti-permeation film 205 can effectively avoid air and moisture permeation, and anti-condensation layers 206 are fixed on the left and right sides of the two heat-conducting plates 204.
In this embodiment, the length of the protection frame 202 is equal to the length between the inner walls of the front and rear sides of the housing 1, the thickness of the heat conducting plate 204 is greater than the width of the protection frame 202, the heat generated by the battery operation can be absorbed and dissipated to the opposite side by using the heat conducting plate 204 so as to dissipate heat, the anti-condensation layer 206 is an injection-molded dampproof plate layer, the length and the width of the anti-condensation layer 206 are equal to the length and the width of the heat conducting plate 204 respectively, and when the heat conducting plate 204 absorbs heat to be matched with the liquid cooling mechanism 3 for heat exchange and dissipation, the anti-condensation layer 206 can effectively reduce evaporation of water and retention of liquid water, so that generation of condensed water is reduced, the battery pack 201 is prevented from being corroded, and the like, and the protection effect is improved.
Referring to fig. 3, in order to improve the liquid cooling effect of the battery pack, the liquid cooling mechanism 3 in this embodiment includes a cooling tube 301 fixed on the opposite sides of the left and right anti-condensation layers 206, a circulating pump is used to drive the cooling liquid to circulate in the cooling tube 301, and then heat is exchanged into the cooling liquid by contacting the cooling liquid with the heat absorbed by the heat conducting plate 204, the opposite sides of the left and right cooling tubes 301 are respectively fixed with a heat dissipation fin 302, the heat dissipation fins 302 can effectively conduct out and disperse the heat of the cooling liquid onto a plurality of fins to increase the heat dissipation area, thereby improving the liquid cooling effect, the inner walls of the left and right side shells 1 are respectively provided with a heat exchange opening 303, and a heat exchange fan 304 is fixed between the inner walls of the four sides of the heat exchange opening 303.
In this embodiment, the cooling tube 301 is S-shaped, the width of the heat dissipating fins 302 is equal to the length between the front and rear inner walls of the housing 1, the number of the heat exchanging ports 303 is not less than two, and the heat exchanging ports are uniformly distributed on the left and right inner walls of the housing 1, the dustproof net 305 is fixed on the opposite sides of the left and right heat exchanging fans 304, the circulating pump is fixed on the top end of the cooling tube 301, the water inlet end of the circulating pump is communicated with the bottom end of the cooling tube 301, after the plurality of groups of heat exchanging fans 304 are started, the air is pumped into contact with the heat dissipating fins 302 and the cooling tube 301 to perform secondary heat exchange, so that the cooling liquid is cooled to flow and absorb the heat generated by the battery pack 201, and the liquid cooling heat dissipating effect of the battery pack 201 is improved by the circulation.
The working principle of the embodiment is as follows:
(1) When carrying out the improvement liquid cooling protection to liquid cooling power battery package and using, fix the heat-conducting plate 204 respectively in the left and right sides of group battery 201 through the guard frame 202, can separate the group battery 201 and the liquid cooling subassembly and form a inclosed operation space, with the improvement battery operation safety and stability, utilize the heat absorption of heat that the heat-conducting plate 204 can be produced the battery operation and distribute to one side of being on the back of the body in order to dispel the heat mutually simultaneously, and sealing washer 203 and prevention of seepage membrane 205 then can effectively avoid air and moisture infiltration, and when the heat-conducting plate 204 adsorbs heat and cooperates liquid cooling mechanism 3 to carry out heat transfer and dispel the heat, prevent that congealing layer 206 can effectively reduce evaporation of moisture and retention of liquid water, thereby reduce the production of comdenstion water and avoid group battery 201 to receive improvement protection effect such as erosion.
(2) When the battery pack is used for improving the liquid cooling heat dissipation effect, the circulating pump is utilized to drive the cooling liquid to circulate in the cooling pipe 301, heat is exchanged into the cooling liquid through heat exchange by contact between the cooling liquid and the heat absorbed by the heat conducting plate 204, then the heat dissipating fins 302 can effectively guide out and disperse the heat of the cooling liquid to the fins to increase the heat dissipation area, the liquid cooling heat dissipation effect is improved, after the plurality of groups of heat exchanging fans 304 are started, the extracted air enters into contact with the heat dissipating fins 302 and the cooling pipe 301 to perform secondary heat exchange, so that the cooling of the cooling liquid is realized, the heat generated by the battery pack 201 is absorbed conveniently, and the liquid cooling heat dissipation effect of the battery pack 201 is improved by circulation.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Standard parts used in the document of the application can be purchased from market, and can be customized according to the description of the specification and the drawings, the specific connection modes of the parts adopt conventional means such as mature bolts, rivets, welding and the like in the prior art, the machines, the parts and the equipment adopt conventional models in the prior art, the control modes are automatically controlled by a controller, and a control circuit of the controller can be realized by simple programming of a person skilled in the art, and the application does not explain the control modes and circuit connection in detail.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a liquid cooling power battery package, includes casing (1), its characterized in that: a protection mechanism (2) for improving the waterproof sealing effect is arranged between the inner walls of the upper side and the lower side of the shell (1), and a liquid cooling mechanism (3) for improving the liquid cooling heat dissipation effect is arranged on one side of the protection mechanism (2) opposite to the other side;
The protection mechanism (2) comprises a battery pack (201) fixed between the inner walls of the upper side and the lower side of a shell (1), a protection frame (202) is fixed on the left side and the right side of the battery pack (201) between the inner walls of the upper side and the lower side of the shell (1), sealing rings (203) are fixed on the inner peripheral walls of the protection frame (202), heat conducting plates (204) are fixed on the inner peripheral walls of the sealing rings (203), permeation prevention films (205) are fixed on the right side of the sealing rings (203), and anti-condensation layers (206) are fixed on the left side and the right side of the heat conducting plates (204).
2. The liquid cooled power battery pack of claim 1, wherein: the length of the protective frame (202) is equal to the length between the inner walls of the front side and the rear side of the shell (1), and the thickness of the heat conducting plate (204) is larger than the width of the protective frame (202).
3. The liquid cooled power battery pack of claim 1, wherein: the anti-condensation layer (206) is an injection molding dampproof plate layer, and the length and the width of the anti-condensation layer (206) are respectively equal to those of the heat conducting plate (204).
4. The liquid cooled power battery pack of claim 1, wherein: the liquid cooling mechanism (3) comprises a cooling pipe (301) fixed on the opposite sides of the left and right anti-condensation layers (206), heat dissipation fins (302) are fixed on the opposite sides of the cooling pipe (301), heat exchange openings (303) are formed in the inner walls of the left and right sides of the shell (1), and heat exchange fans (304) are fixed between the inner walls of the four sides of the heat exchange openings (303).
5. The liquid-cooled power battery pack of claim 4, wherein: the cooling tube (301) is S-shaped, and the width of the cooling fin (302) is equal to the length between the inner walls of the front side and the rear side of the shell (1).
6. The liquid-cooled power battery pack of claim 4, wherein: the number of the heat exchange ports (303) is not less than two, the heat exchange ports are uniformly distributed on the inner walls of the left side and the right side of the shell (1), and dustproof screens (305) are fixed on the opposite sides of the heat exchange fans (304) on the left side and the right side.
7. The liquid-cooled power battery pack of claim 4, wherein: the top end of the cooling pipe (301) is fixed with a circulating pump, and the water inlet end of the circulating pump is communicated with the bottom end of the cooling pipe (301).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322493877.6U CN220984620U (en) | 2023-09-13 | 2023-09-13 | Liquid cooling power battery package |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322493877.6U CN220984620U (en) | 2023-09-13 | 2023-09-13 | Liquid cooling power battery package |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220984620U true CN220984620U (en) | 2024-05-17 |
Family
ID=91034971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322493877.6U Active CN220984620U (en) | 2023-09-13 | 2023-09-13 | Liquid cooling power battery package |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220984620U (en) |
-
2023
- 2023-09-13 CN CN202322493877.6U patent/CN220984620U/en active Active
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