CN212033184U - Air-cooled battery pack - Google Patents
Air-cooled battery pack Download PDFInfo
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- CN212033184U CN212033184U CN202020819219.5U CN202020819219U CN212033184U CN 212033184 U CN212033184 U CN 212033184U CN 202020819219 U CN202020819219 U CN 202020819219U CN 212033184 U CN212033184 U CN 212033184U
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 210
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 210
- 239000000084 colloidal system Substances 0.000 claims description 5
- 238000002955 isolation Methods 0.000 claims description 5
- 239000006260 foam Substances 0.000 claims 1
- 238000001816 cooling Methods 0.000 abstract description 30
- 230000000694 effects Effects 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 6
- 229920000642 polymer Polymers 0.000 description 6
- 229920000742 Cotton Polymers 0.000 description 3
- 239000004411 aluminium Substances 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000007654 immersion Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000001125 extrusion 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
- 238000006467 substitution reaction Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model discloses an air-cooled battery package, including battery module, end cover and tuber pipe: the battery module comprises a plurality of aluminum plates, aluminum cover plates, surrounding plates and end covers, wherein the aluminum plates and the battery cells are vertically arranged and sequentially stacked in the front-back direction to form an aluminum plate and battery cell assembly part; the coamings are arranged on the front side, the upper side, the rear side and the lower side of the aluminum plate and battery cell assembly part in a surrounding manner, and the coamings and the aluminum plates jointly define a plurality of air ducts extending along the left-right direction above the battery cell; the two end covers are respectively fixed with the left end and the right end of the coaming to form a module supporting structure; two tuber pipes set up the left end and the right-hand member at battery module, and two tuber pipes communicate through corresponding wind circulation mouth respectively with the left end and the right-hand member one-to-one in a plurality of wind channels on the battery module. The utility model discloses can realize the air-cooled cooling to electric core, the cooling effect is good, simple structure, and space utilization is high, the cost is lower and manufacturing process flow is simple.
Description
Technical Field
The utility model belongs to the technical field of air-cooled battery package technique and specifically relates to an air-cooled battery package is related to.
Background
At present, along with the requirement for improving the endurance mileage of the battery, the electric quantity of the battery is improved, the service life of the battery core is seriously influenced by excessive heat accumulated during the operation of the battery core in the battery pack, the battery pack needs to be provided with a cooling system so as to reduce the temperature of the battery core, the current cooling mode mainly comprises liquid cooling, direct cooling, immersion and air cooling, the liquid cooling, the direct cooling and the immersion cooling modes are high in cost, the cooling effect is good, the air cooling is low in cost, but the cooling effect is general, and the battery pack is suitable for products with small heat productivity of.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, an object of the utility model is to provide an air-cooled battery package can realize the air-cooled cooling to electric core, and the cooling effect is good, simple structure, and space utilization is high, the cost is lower and manufacturing process flow is simple.
According to the utility model discloses air-cooled battery package, include:
the battery module comprises a plurality of aluminum plates, aluminum cover plates, surrounding plates and end covers, wherein the aluminum plates are vertically arranged and sequentially stacked in the front-rear direction, one or two battery cells are arranged between two adjacent aluminum plates in the front-rear direction, the battery cell is not arranged on the rear side of the last aluminum plate, one or two battery cells are arranged on the front side of the foremost aluminum plate, the side faces of the adjacent aluminum plates are in contact with the side faces of the battery cells, and the front side face of the foremost battery cell is sealed by the aluminum cover plates and is in contact with the side faces of the aluminum cover plates, so that an aluminum plate and battery cell assembly part is formed; the coamings are arranged on the front side, the upper side, the rear side and the lower side of the aluminum plate and battery cell assembly part in a surrounding manner, and the coamings and the aluminum plates jointly define a plurality of air ducts extending along the left-right direction above the battery cells;
the two end covers are covered on the left side and the right side of the aluminum plate and battery cell assembly part, and the two end covers are respectively fixed with the left end and the right end of the coaming to form a module supporting structure;
the tuber pipe, the tuber pipe has two, two the one end of tuber pipe is sealed and the other end is opened, two all be equipped with the circulation of air opening on the tuber pipe, two the tuber pipe sets up the left end and the right-hand member of battery module, two the tuber pipe is through corresponding the circulation of air opening respectively with a plurality of on the battery module the left end and the right-hand member one-to-one intercommunication in wind channel, two one in the tuber pipe is used for the air inlet and another is used for the air-out.
According to the air-cooled battery pack of the embodiment of the utility model, a plurality of aluminum plates and a plurality of electric cores are vertically arranged and are sequentially stacked in the front and rear direction, wherein, one or two electric cores are arranged between two adjacent aluminum plates in the front and rear direction, the electric core is not arranged at the rear side of the last aluminum plate, one or two electric cores are arranged at the front side of the first aluminum plate, the side surface of the adjacent aluminum plate is contacted with the side surface of the electric core, the front side surface of the first electric core is sealed by the aluminum cover plate and contacted with the side surface of the aluminum cover plate, thereby forming an aluminum plate and electric core assembly part, a plurality of air channels extending along the left and right direction are defined by the coaming and the plurality of aluminum plates at the upper part of the electric core, thus, the temperature of the electric core can be balanced by the aluminum plates, two air pipes are respectively arranged at the left end and the right end of the battery module, and the air flow openings of the two, can be at the inside integrated wind channel of air-cooled laminate polymer battery module, air-cooled battery package cooling system is constituteed with integrated wind channel to the guide duct, the tuber pipe flows in from the tuber pipe that is used for the air inlet, each wind channel of cold air direction is led to the tuber pipe, the cold air flows through from a plurality of wind channels, take away the heat of every electric core to the realization is to the cooling of battery module, moreover, the steam generator is simple in structure, high in space utilization, the cooling is even, the cooling effect is good, can effectively prolong the life of electric core. To sum up, the utility model discloses an air-cooled battery package of embodiment can realize the air-cooled cooling to electric core, and the cooling effect is good, simple structure, and space utilization is high, the cost is lower and manufacturing process flow is simple. In addition, the bounding wall encloses front side, upside, rear side and the downside of establishing at aluminum plate and electric core built-up member, and the end cover lid is established on the left side and the right side of aluminum plate and electric core built-up member, and two end covers are fixed with the left end and the right-hand member of bounding wall respectively, form module bearing structure, provide the support for the battery module.
According to an embodiment of the present invention, each of the aluminum plates includes an upper aluminum plate, a lower aluminum plate, a side aluminum plate and fins, the upper aluminum plate and the lower aluminum plate are horizontally disposed and are opposite to each other in the up-down direction, the side aluminum plate is located at the rear side of the upper aluminum plate and the lower aluminum plate, and the upper edge and the lower edge of the side aluminum plate are respectively connected to the rear sides of the upper aluminum plate and the lower aluminum plate, so that the upper aluminum plate, the lower aluminum plate and the side aluminum plate enclose a U-shaped frame, the fins are disposed on the upper surface of the upper aluminum plate of the U-shaped frame, and the fins are vertically disposed and extend in the left-right direction; one or two battery cells are accommodated in the U-shaped frame of each aluminum plate, the battery cells are vertically arranged in the U-shaped frame, and the rear side surface of the next battery cell is in contact with the side aluminum plate of the U-shaped frame; a plurality of aluminum plates are sequentially stacked and arranged in a front-rear direction together with the cells accommodated in the aluminum plates, such that the side aluminum plate of the former aluminum plate is in contact with the front side surface of the former cell in the latter aluminum plate, the front side surface of the former cell in the foremost aluminum plate is sealed by the aluminum cover plate and is in contact with the aluminum cover plate, and the upper end and the lower end of the aluminum cover plate are respectively fixed with the upper aluminum plate and the lower aluminum plate in the foremost aluminum plate, thereby constituting the aluminum plate and cell assembly; the coaming, the upper aluminum plates on the aluminum plates and the fins define a plurality of air ducts together.
According to the utility model discloses an embodiment, aluminum plate is extrusion aluminium section bar integrated into one piece spare.
According to the utility model discloses an embodiment, each fin quantity on the aluminum plate is one or more, each a plurality of on the aluminum plate fin is in proper order the interval arrangement in the front and back direction.
According to the utility model discloses an embodiment, the packing of aluminum plate and the upper end gap department of electricity core built-up member has heat-conducting colloid.
According to the utility model discloses an embodiment, the battery module still includes the insulating layer, the insulating layer is attached on the internal surface of bounding wall, so that electric core with the bounding wall is kept apart, forms electrical isolation layer.
According to the utility model discloses an embodiment, two the end cover respectively with the left end and the right-hand member welded fastening of bounding wall, with will the left end and the right-hand member of electricity core seal and make a plurality ofly simultaneously the left end and the right-hand member in wind channel expose.
According to some embodiments of the present invention, the battery module includes a plurality of battery modules, and the plurality of battery modules are spaced apart in a front-rear direction; the air pipe comprises a plurality of sections which are sequentially connected through corrugated pipes, and the air circulation ports are formed in the sections; the sections on the two air pipes are fixed with the left ends and the right ends of the battery modules in a one-to-one correspondence mode respectively, and the sections on the two air pipes are communicated with the air channels on the battery modules correspondingly through the corresponding air flow openings.
According to the utility model discloses a some embodiments, be equipped with the buckle on the tuber pipe, the tuber pipe passes through the buckle is fixed on the bounding wall.
According to some embodiments of the utility model, the wall body of circulation of wind mouth with connection interface between the battery module adopts the cotton sealing of bubble.
According to some embodiments of the utility model, still include the box, the box holds the battery module, the tuber pipe passes the box just the end that opens of tuber pipe is located outside the box.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural diagram of an air-cooled battery pack according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a battery module of an air-cooled battery pack according to an embodiment of the present invention.
Fig. 3 is a schematic perspective view of a battery module of an air-cooled battery pack according to an embodiment of the present invention.
Fig. 4 is the structural schematic diagram of the aluminum plate and the electric core assembly part in the battery module of the air-cooled battery pack, in which the assembly of one aluminum plate and two electric cores is illustrated.
Fig. 5 is a schematic structural diagram of an air duct of an air-cooled battery pack according to an embodiment of the present invention.
Fig. 6 is an assembly diagram of the air duct and the battery module of the air-cooled battery pack according to the embodiment of the present invention.
Fig. 7 is an assembly diagram of the air duct, the battery module and the lower case of the air-cooled battery pack according to the embodiment of the present invention.
Reference numerals:
air-cooled battery pack 1000
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
An air-cooled battery pack 1000 according to an embodiment of the present invention will be described with reference to fig. 1 to 7.
As shown in fig. 1 to 7, the air-cooled battery pack 1000 according to the embodiment of the present invention includes a battery module 1 and an air duct 2, the battery module 1 includes an aluminum plate 11, an aluminum cover plate 12, a surrounding plate 13 and an end cover 14, wherein the aluminum plate 11 has a plurality of aluminum plates 11, the aluminum plates 11 and the battery cells 17 are vertically disposed and sequentially stacked in a front-rear direction, wherein one or two battery cells 17 are disposed between two adjacent aluminum plates 11, the battery cell 17 is not disposed on a rear side of the last aluminum plate 11, one or two battery cells 17 are disposed on a front side of the first aluminum plate 11, a side of the adjacent aluminum plate 11 contacts a side of the battery cell 17, a front side of the first battery cell 11 is sealed by the aluminum cover plate 12 and contacts a side of the aluminum cover plate 12, thereby forming an aluminum plate and battery cell assembly; the enclosing plates 13 are arranged at the front side, the upper side, the rear side and the lower side of the aluminum plate and battery cell assembly part in an enclosing manner, and the enclosing plates 13 and the aluminum plates 11 jointly define a plurality of air ducts 15 extending along the left-right direction at the positions above the battery cells 17;
according to the air-cooled battery pack of the embodiment of the present invention, the plurality of aluminum plates 11 and the plurality of cells 17 are vertically disposed and sequentially stacked in the front-rear direction, wherein one or two cells 17 are disposed between two adjacent aluminum plates 11, the cell 17 is not disposed at the rear side of the last aluminum plate 11, one or two cells 17 are disposed at the front side of the first aluminum plate 11, the side of the adjacent aluminum plate 11 contacts with the side of the cell 17, the front side of the first cell 17 is sealed by the aluminum cover plate 12 and contacts with the side of the aluminum cover plate 12, thereby forming an aluminum plate and cell assembly, the enclosure 13 and the plurality of aluminum plates 11 jointly define a plurality of air ducts 15 extending in the left-right direction above the cell 17, so that the temperature of the cell 17 can be equalized by the aluminum plates 11, and the two air ducts 2 are respectively disposed at the left end and the right end of the battery module 1, through the wind circulation port 21 with two tuber pipes 2 respectively with the intercommunication of a plurality of wind channels 15's that extend along left right direction both ends one-to-one, can be at the inside integrated wind channel 15 of air-cooled laminate polymer battery module 1, air-cooled battery package cooling system is constituteed with integrated wind channel 15 to guide duct 2, cold air flows in from the tuber pipe 2 that is used for the air inlet, each wind channel 15 of cold air direction is led to tuber pipe 2, cold air flows through from a plurality of wind channels 15, take away the heat of every electric core 17, thereby realize the cooling to battery module 1, moreover, the steam generator is simple in structure, high space utilization rate, the cooling is even, the cooling effect is good, can effectively prolong the life of electric core 17. To sum up, the utility model discloses an air-cooled battery package 1000 of embodiment can realize the air-cooled cooling to electric core 17, and the cooling effect is good, simple structure, and space utilization is high, the cost is lower and manufacturing process flow is simple. In addition, the bounding wall 13 encloses front side, upside, rear side and the downside of establishing at aluminum plate and electric core built-up member, and the left side and the right side at aluminum plate and electric core built-up member are established to end cover 14 lid, and two end covers 14 are fixed with the left end and the right-hand member of bounding wall 13 respectively, form module bearing structure, provide the support for battery module 1.
According to an embodiment of the present invention, each aluminum plate 11 includes an upper aluminum plate 1111, a lower aluminum plate 1112, a side aluminum plate 1113, and fins 112, the upper aluminum plate 1111 and the lower aluminum plate 1112 are horizontally disposed and are opposite to each other in the up-down direction, the side aluminum plate 1113 is located at the rear side of the upper aluminum plate 1111 and the lower aluminum plate 1112, and the upper edge and the lower edge of the side aluminum plate 1113 are respectively connected to the rear side edges of the upper aluminum plate 1111 and the lower aluminum plate 1112, so that the upper aluminum plate 1111, the lower aluminum plate 1112, and the side aluminum plate 1113 enclose a U-shaped frame 111, the fins 112 are disposed on the upper surface of the upper aluminum plate 1111 of the U-shaped frame 111, and the fins 112 are vertically disposed and extend in the left-right direction; one or two battery cells 17 are accommodated in the U-shaped frame 111 of each aluminum plate 11, the battery cells 17 are vertically arranged in the U-shaped frame 111, and the rear side surface of the next battery cell 17 is in contact with the side aluminum plate 1113 of the U-shaped frame 111; a plurality of aluminum plates 11 are sequentially arranged in a stacked manner in a front-rear direction together with the cells 17 accommodated in the aluminum plates 11 such that the side aluminum plate 1113 of the previous aluminum plate 11 is in contact with the front side surface of the previous cell 17 in the next aluminum plate 11, the front side surface of the previous cell 17 in the most previous aluminum plate 11 is sealed by the aluminum cover plate 12 and is in contact with the aluminum cover plate 12, and the upper end and the lower end of the aluminum cover plate 12 are fixed to the upper aluminum plate 1111 and the lower aluminum plate 1112 in the most previous aluminum plate 11, respectively, thereby constituting an aluminum plate and cell assembly; the shroud 13, together with the upper aluminum plates 1111 and fins 112 of the plurality of aluminum plates 11, define a plurality of air ducts 15. It can be understood that, by sequentially stacking and arranging a plurality of aluminum plates 11 together with the cells 17 accommodated in the aluminum plates 11 in the front-rear direction, the side aluminum plate 1113 of the previous aluminum plate 11 is in contact with the front side surface of the previous cell 17 in the next aluminum plate 11, the front side surface of the previous cell 17 in the foremost aluminum plate 11 is sealed by the aluminum cover plate 12 and is in contact with the aluminum cover plate 12, and one side surface of each cell 17 is in contact with the aluminum plate 11, so that the temperature of the cells 17 can be equalized by the aluminum plates 11, and at the same time, the fins 112 on the aluminum plates 11 can increase the heat exchange area of the air-cooled soft package battery module 1, and improve the heat dissipation efficiency; enclose the bounding wall 13 and establish the front side at aluminum plate and electric core built-up member, the upside, rear side and downside, aluminum plate 1111 and fin 112 last through bounding wall 13 on a plurality of aluminum plate 11 inject a plurality of wind channels 15 that extend along left right direction jointly, therefore, can be at the inside integrated wind channel 15 of air-cooled laminate polymer battery module 1, cold air can follow a plurality of wind channels 15 and flow through, take away each electric core 17 heat, thereby accomplish the cooling of air-cooled laminate polymer battery module 1, the cooling is even, the cooling effect is good.
According to an embodiment of the present invention, the aluminum plate 11 is an extruded aluminum profile integrated member. Therefore, the aluminum plate 11 is convenient to manufacture, low in cost and simple and reliable in structure.
According to an embodiment of the present invention, the number of the fins 112 on each aluminum plate 11 is one or more, and the fins 112 on each aluminum plate 11 are sequentially arranged at intervals in the front-rear direction. Like this, a plurality of wind channels 15 that extend along left and right direction are injectd jointly to last aluminium plate 1111 and one or more fin 112 on bounding wall 13 and a plurality of aluminum plate 11, and when fin 112 quantity on each aluminum plate 11 was one, can increase the heat transfer area of air-cooled laminate polymer battery module 1, and when fin 112 quantity on each aluminum plate 11 was a plurality of, can further increase the heat transfer area of air-cooled laminate polymer battery module 1, and the fin 112 quantity on each aluminum plate 11 is confirmed according to actual conditions.
According to the utility model discloses an embodiment, the packing of the upper end gap department of aluminum plate and electric core subassembly has heat-conducting colloid. It can be understood that, the heat conductivity of heat conduction colloid is good, and bond strength is high, through filling the upper end gap department at aluminum plate and electric core built-up component with heat conduction colloid, can provide stable heat dissipation for electric core 17, has guaranteed wind channel 15's leakproofness simultaneously, avoids electric component and outside air, steam or dust contact, has prevented electric component corruption effectively.
According to the utility model discloses an embodiment, still include insulating layer 16, insulating layer 16 is attached on the internal surface of bounding wall 13 to make electric core 17 keep apart with bounding wall 13, form the electrical isolation layer. It will be appreciated that by providing an insulating layer 16 between the shroud 13 and the cell 17, electrical isolation can be provided to prevent corrosion of electrical components.
According to the utility model discloses an embodiment, two end covers 14 respectively with the left end and the right-hand member welded fastening of bounding wall 13 to seal the left end and the right-hand member with electric core 17 and make a plurality of wind channels 15's left end and right-hand member expose simultaneously. Specifically, the left end and the right end of the battery cell 17 are respectively sealed through the two end covers 14, so that electrical isolation is formed, the corrosion of electrical parts is prevented, and meanwhile, the left end and the right end of the air channels 15 are exposed, so that the air inlet and the air outlet are conveniently communicated with the air pipe 2.
According to some embodiments of the present invention, there are a plurality of battery modules 1, and the plurality of battery modules 1 are arranged at intervals in the front-rear direction; the air pipe 2 comprises a plurality of sections 23, the sections 23 are sequentially connected through corrugated pipes 24, and air circulation ports 21 are formed in the sections 23; a plurality of sections 23 on two tuber pipes 2 are fixed with the left end and the right-hand member of a plurality of battery module 1 one-to-one respectively, and a plurality of sections 23 on two tuber pipes 2 communicate with wind channel 15 on a plurality of battery module 1 through corresponding wind circulation mouth 21 respectively correspondingly. It can be understood that the plurality of segments 23 are connected in sequence through the bellows 24, and during the assembly process of the air duct 2 and the battery module 1, the segments 23 at the two ends of the bellows 24 can move or rotate relatively to eliminate the assembly error, so that the plurality of segments 23 on the two air ducts 2 can be adaptively communicated with the air ducts 15 on the plurality of battery modules 1 through the corresponding air flow ports 21, respectively.
According to some embodiments of the utility model, be equipped with buckle 22 on tuber pipe 2, tuber pipe 2 passes through buckle 22 to be fixed on bounding wall 13. It can be understood that the structure of the snap 22 is simple, and the air duct 2 can be easily disassembled.
According to some embodiments of the utility model, the connection interface between the wall body of circulation of air opening 21 and battery module 1 adopts the cotton sealing of bubble. It can be understood that, through the cotton cooperation interface seal between with tuber pipe 2 and battery module 1 of bubble, from this, can prevent the inside cavity of air admission battery package in tuber pipe 2 and the 15 wind channels, keep the inside dry clean environment of battery package, avoid the condensation, guarantee the insulating nature of battery package.
According to some embodiments of the utility model, still include box 3, box 3 holds battery module 1, and the end that opens that tuber pipe 2 passed box 3 and tuber pipe 2 lies in outside box 3. Specifically, the box 3 includes box 31 and upper cover 32 down, and battery module 1 and tuber pipe 2 assemble in box 31 down, and two tuber pipes 2 pass box 3 and two tuber pipes 2 open the end and lie in outside box 3, and one of them tuber pipe 2 is as air-supply line 2, and its open end is as the air intake, and another tuber pipe 2 is as going out tuber pipe 2, and its open end is as the air outlet, and after the assembly was accomplished, set up upper cover 32 lid in lower box 31 top.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. An air-cooled battery pack, comprising:
the battery module comprises a plurality of aluminum plates, aluminum cover plates, surrounding plates and end covers, wherein the aluminum plates are vertically arranged and sequentially stacked in the front-rear direction, one or two battery cells are arranged between two adjacent aluminum plates in the front-rear direction, the battery cell is not arranged on the rear side of the last aluminum plate, one or two battery cells are arranged on the front side of the foremost aluminum plate, the side faces of the adjacent aluminum plates are in contact with the side faces of the battery cells, and the front side face of the foremost battery cell is sealed by the aluminum cover plates and is in contact with the side faces of the aluminum cover plates, so that an aluminum plate and battery cell assembly part is formed; the coamings are arranged on the front side, the upper side, the rear side and the lower side of the aluminum plate and battery cell assembly part in a surrounding manner, and the coamings and the aluminum plates jointly define a plurality of air ducts extending along the left-right direction above the battery cells;
the two end covers are covered on the left side and the right side of the aluminum plate and battery cell assembly part, and the two end covers are respectively fixed with the left end and the right end of the coaming to form a module supporting structure;
the tuber pipe, the tuber pipe has two, two the one end of tuber pipe is sealed and the other end is opened, two all be equipped with the circulation of air opening on the tuber pipe, two the tuber pipe sets up the left end and the right-hand member of battery module, two the tuber pipe is through corresponding the circulation of air opening respectively with a plurality of on the battery module the left end and the right-hand member one-to-one intercommunication in wind channel, two one in the tuber pipe is used for the air inlet and another is used for the air-out.
2. The air-cooled battery pack according to claim 1, wherein each of the aluminum plates comprises an upper aluminum plate, a lower aluminum plate, a side aluminum plate and fins, the upper aluminum plate and the lower aluminum plate are horizontally arranged and are opposite to each other in the up-down direction, the side aluminum plate is positioned at the rear side of the upper aluminum plate and the lower aluminum plate, and the upper edge and the lower edge of the side aluminum plate are respectively connected with the rear sides of the upper aluminum plate and the lower aluminum plate, so that the upper aluminum plate, the lower aluminum plate and the side aluminum plate enclose a U-shaped frame, the fins are arranged on the upper surface of the upper aluminum plate of the U-shaped frame, and the fins are vertically arranged and extend in the left-right direction; one or two battery cells are accommodated in the U-shaped frame of each aluminum plate, the battery cells are vertically arranged in the U-shaped frame, and the rear side surface of the next battery cell is in contact with the side aluminum plate of the U-shaped frame; a plurality of aluminum plates are sequentially stacked and arranged in a front-rear direction together with the cells accommodated in the aluminum plates, such that the side aluminum plate of the former aluminum plate is in contact with the front side surface of the former cell in the latter aluminum plate, the front side surface of the former cell in the foremost aluminum plate is sealed by the aluminum cover plate and is in contact with the aluminum cover plate, and the upper end and the lower end of the aluminum cover plate are respectively fixed with the upper aluminum plate and the lower aluminum plate in the foremost aluminum plate, thereby constituting the aluminum plate and cell assembly; the coaming, the upper aluminum plates on the aluminum plates and the fins define a plurality of air ducts together.
3. The air-cooled battery pack according to claim 1, wherein the number of the fins on each of the aluminum plates is one or more, and the fins on each of the aluminum plates are arranged at intervals in the front-rear direction.
4. The air-cooled battery pack according to claim 1, wherein the gap between the aluminum plate and the upper end of the cell assembly is filled with a heat-conducting colloid.
5. The air-cooled battery pack according to claim 1, wherein the battery module further comprises an insulating layer attached to the inner surface of the enclosing plate to isolate the battery core from the enclosing plate to form an electrical isolation layer.
6. The air-cooled battery pack according to claim 1, wherein the two end caps are welded and fixed to the left and right ends of the enclosure respectively, so as to close the left and right ends of the battery cell and expose the left and right ends of the plurality of air ducts.
7. The air-cooled battery pack according to any one of claims 1 to 6, wherein the plurality of battery modules are arranged at intervals in the front-rear direction; the air pipe comprises a plurality of sections which are sequentially connected through corrugated pipes, and the air circulation ports are formed in the sections; the sections on the two air pipes are fixed with the left ends and the right ends of the battery modules in a one-to-one correspondence mode respectively, and the sections on the two air pipes are communicated with the air channels on the battery modules correspondingly through the corresponding air flow openings.
8. The air-cooled battery pack according to any one of claims 1 to 6, wherein the air duct is provided with a buckle, and the air duct is fixed on the enclosing plate through the buckle.
9. The air-cooled battery pack according to any one of claims 1 to 6, wherein a connection interface between the wall body of the air vent and the battery module is sealed with foam.
10. The air-cooled battery pack according to any one of claims 1 to 6, further comprising a case body accommodating the battery module, wherein the air duct passes through the case body and the open end of the air duct is located outside the case body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020819219.5U CN212033184U (en) | 2020-05-15 | 2020-05-15 | Air-cooled battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020819219.5U CN212033184U (en) | 2020-05-15 | 2020-05-15 | Air-cooled battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212033184U true CN212033184U (en) | 2020-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020819219.5U Expired - Fee Related CN212033184U (en) | 2020-05-15 | 2020-05-15 | Air-cooled battery pack |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115663338A (en) * | 2022-10-27 | 2023-01-31 | 厦门海辰储能科技股份有限公司 | Energy storage device and energy storage equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115663338A (en) * | 2022-10-27 | 2023-01-31 | 厦门海辰储能科技股份有限公司 | Energy storage device and energy storage equipment |
| CN115663338B (en) * | 2022-10-27 | 2023-12-15 | 厦门海辰储能科技股份有限公司 | Energy storage device and energy storage equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201127 Termination date: 20210515 |