CN217606894U - Air-cooled energy storage battery pack - Google Patents
Air-cooled energy storage battery pack Download PDFInfo
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- CN217606894U CN217606894U CN202221096529.4U CN202221096529U CN217606894U CN 217606894 U CN217606894 U CN 217606894U CN 202221096529 U CN202221096529 U CN 202221096529U CN 217606894 U CN217606894 U CN 217606894U
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- heat transfer
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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
Abstract
The utility model provides an air-cooled energy storage battery package, it includes box and sets up two at least battery modules under on the box, the battery module includes a plurality of electric cores of arranging along length direction, be formed with in the lower box and hold the chamber, the wind channel that is linked together with holding the chamber is seted up to lower box one end, the fixed mounting panel that is provided with of lower box top surface level, the mounting panel top surface is provided with a plurality of rows of installation departments that are used for installing the battery module, adjacent two are provided with at least one first heat transfer groove on the mounting panel between the installation department, be provided with a plurality of mounting grooves that are used for installing electric core along length direction on every row of installation department, the heat transfer through-hole has been seted up to the mounting groove bottom, first heat transfer groove and heat transfer through-hole all are linked together with holding the chamber. The utility model discloses an air-cooled energy storage battery package can guarantee that each face of electric core can fully carry out the heat transfer with cold wind, effectively improves heat exchange efficiency, and the operation of battery package safe and reliable is guaranteed to the temperature of fine control electric core, improves the life of battery package.
Description
Technical Field
The utility model relates to a power battery technical field especially relates to an air-cooled energy storage battery package.
Background
The current air-cooled energy storage battery package is for practicing thrift the cost box and be open box, and the wind channel is seted up to box one side, and cold wind gets into battery package inside through the wind channel and directly carries out the heat transfer to electric core. Any backflow or drainage device is not arranged in the battery pack, and cold air directly flows around in a diffused manner after entering the battery pack and is not in full contact with the surface of the battery core. Meanwhile, the existing Chu-energy battery pack is air-cooled in a matching mode, a middle gap area is formed between two rows of battery cores, and cold air enters the middle gap area to exchange heat with the side walls of the battery cores in the width direction. A heat insulation pad is arranged between the battery cell and the thickness direction of the battery cell, and no heat dissipation gap exists. Cold wind can't carry out the heat transfer to electric core thickness lateral wall in the middle gap region, leads to electric core heat transfer area little, can not make electric core obtain abundant heat dissipation, influences the safe operation and the life of battery package.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides an air-cooled energy storage battery package solves present air-cooled battery package heat transfer area little, electric core can't obtain fully radiating problem.
The technical scheme of the utility model is realized like this:
the utility model provides an air-cooled energy storage battery package, it includes box down and sets up two at least battery modules on the box down, battery module includes a plurality of electric cores of arranging along length direction, be formed with in the lower box and hold the chamber, the wind channel that is linked together with holding the chamber is seted up to lower box one end, the fixed mounting panel that is provided with of lower box top surface level, the mounting panel top surface is provided with a plurality of rows of installation departments that are used for installing the battery module, and adjacent two are provided with at least one first heat transfer groove on being provided with the mounting panel between the installation department, are provided with a plurality of mounting grooves that are used for installing electric core along length direction on every row of installation department, and the heat transfer through-hole has been seted up to the mounting groove bottom, first heat transfer groove and heat transfer through-hole all are linked together with holding the chamber.
On the basis of the technical scheme, preferably, a second heat exchange groove is arranged between every two adjacent mounting grooves and communicated with the accommodating cavity.
Further, preferably, the second heat exchange groove is arranged along the width direction of the installation part, and the length of the second heat exchange groove is not greater than the width of the installation groove.
Further, preferably, the width of the second heat exchange groove is 0.5 mm-5 mm.
Further, preferably, a notch is formed in the second heat exchange groove, the width of the notch is smaller than that of the installation groove, and the depth of the notch is not larger than that of the installation groove.
On the basis of the technical scheme, preferably, the first heat exchange grooves are arranged in a plurality and are linearly arranged at equal intervals along the length direction of the mounting plate.
On the basis of the technical scheme, preferably, the air duct comprises a cover body with an opening at one end, the cover body is fixedly installed on the top surface of one end of the lower box body, the opening of the cover body faces the end part of the lower box body, and a plurality of first flow guide holes communicated with the solution cavity are formed in the bottom surface of the cover body.
Further, preferably, a plurality of second flow guide holes are formed in one side, facing the battery module, of the inner wall of the cover body.
Preferably, the air-conditioning unit further comprises an upper box cover, the upper box cover is fixedly installed on the lower box body and is fixedly connected with the air duct, and an air outlet is formed in one side, far away from the air duct, of the upper box cover.
The utility model discloses for prior art following beneficial effect has:
(1) The utility model discloses an air-cooled energy storage battery pack, let in cold wind through the wind channel to the box appearance chamber, cold wind can carry out the heat transfer to the electric core bottom surface in the mounting groove through the heat transfer through-hole on the mounting panel, set up first heat transfer groove on the mounting panel between two adjacent columns of installation departments, can make cold wind enter into the region between two sets of battery modules through first heat transfer groove, can carry out the heat transfer to electric core width direction lateral wall, because electric core is independently installed in the mounting groove, there is the clearance between electric core and the electric core, cold wind in the region between two sets of battery modules can flow to the clearance between electric core and the electric core, thereby realize exchanging heat to electric core thickness direction lateral wall, the utility model discloses an air-cooled energy storage battery pack can guarantee that each face of electric core can fully carry out the heat transfer with cold wind, effectively improves heat exchange efficiency, the temperature of fine control electric core, guarantees the safe and reliable operation of battery pack, improves the life of battery pack;
(2) The second heat exchange grooves are formed between the two adjacent mounting grooves and are communicated with the accommodating cavity, so that cold air in the accommodating cavity can directly enter between the battery cell and the side wall of the battery cell through the second heat exchange grooves, the side wall of the battery cell in the thickness direction can be rapidly cooled, and meanwhile, the cold air in the area between the two groups of battery modules can also flow into a gap between the battery cell and the battery cell, so that the heat exchange efficiency of the side wall of the battery cell is greatly improved;
(3) Through being provided with a plurality of second water conservancy diversion holes at cover inner wall towards one side of battery module, can make cold wind directly blow to battery module periphery through second water conservancy diversion hole, can realize carrying out the heat transfer to battery module periphery and middle zone.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic view of a three-dimensional structure of an air-cooled energy storage battery pack disclosed by the present invention;
fig. 2 is a schematic structural diagram of a mounting plate disclosed in the present invention;
FIG. 3 is an enlarged view of a portion A of FIG. 2;
fig. 4 is an exploded schematic view of an air-cooled energy storage battery pack disclosed by the present invention;
the attached drawings are as follows:
1. a lower box body; 2. a battery module; 21. an electric core; 11. a housing chamber; 3. an air duct; 4. mounting a plate; 40. an installation part; 41. a first heat exchange tank; 42. mounting grooves; 421. a heat exchange through hole; 43. a second heat exchange tank; 431. A notch; 31. a cover body; 32. a first flow guide hole; 33. a second flow guide hole; 5. an upper box cover; 51. and (7) air outlet.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
As shown in fig. 1, combine fig. 2-3, the embodiment of the utility model discloses an air-cooled energy storage battery package, it includes box 1 down and sets up two at least battery module 2 on box 1 down, and battery module 2 includes a plurality of electric cores 21 of arranging along length direction, is provided with the interval between battery module 2 and the battery module 2.
In order to realize the heat exchange of the electric core 21 in the battery module 2, the lower box body 1 is provided with the accommodating cavity 11, one end of the lower box body 1 is provided with the air duct 3 communicated with the accommodating cavity 11, and cold air can be introduced into the accommodating cavity 11 through the air duct 3. The top surface of the lower box body 1 is horizontally and fixedly provided with a mounting plate 4, and the mounting plate 4 is used for fixedly mounting the battery module 2.
The mounting panel 4 top surface is provided with the installation department 40 that the battery module 2 was used for installing in a plurality of rows, has the interval between installation department 40 and the installation department 40, makes things convenient for battery module 2 after installing on installation department 40, can form the interval between two adjacent battery modules 2.
At least one first heat exchange groove 41 is formed in the mounting plate 4 between the two adjacent columns of mounting portions 40, the first heat exchange grooves 41 are communicated with the accommodating cavity 11, and therefore cold air in the accommodating cavity 11 enters an area between the two groups of battery modules 2 through the first heat exchange grooves 41 and can exchange heat with the side wall of the battery cell 21 in the width direction.
A plurality of mounting grooves 42 for mounting the battery cells 21 are formed in each row of mounting portions 40 along the length direction, heat exchange through holes 421 are formed in the bottoms of the mounting grooves 42, and the heat exchange through holes 421 are communicated with the accommodating cavity 11. From this setting, cold wind can carry out the heat transfer to electric core 21 bottom surface in the mounting groove 42 through heat transfer through-hole 421 on the mounting panel 4, because electric core 21 is independently installed in mounting groove 42, has the clearance between electric core 21 and the electric core 21, and the cold wind in the region can flow in the clearance between electric core 21 and the electric core 21 between two sets of battery modules 2 to the realization carries out the heat transfer to electric core 21 thickness direction lateral wall.
The utility model discloses an air-cooled energy storage battery package can guarantee that each face of electric core 21 can fully carry out the heat transfer with cold wind, effectively improves heat exchange efficiency, and the operation of battery package safe and reliable is guaranteed in the temperature of fine control electric core 21, improves the life of battery package.
As some preferred embodiments, a second heat exchanging groove 43 is disposed between two adjacent mounting grooves 42, and the second heat exchanging groove 43 is communicated with the cavity 11. From this setting, can make the cold wind that holds in the chamber 11 directly enter into between electric core 21 and the electric core 21 lateral wall through second heat transfer groove 43, and then dispel the heat to electric core 21 thickness direction lateral wall fast, in the cold wind in the region also can flow the clearance between electric core 21 and the electric core 21 between two sets of battery modules 2 simultaneously, improve electric core 21 lateral wall heat exchange efficiency greatly.
As some preferred embodiments, the second heat exchanging groove 43 is disposed along the width direction of the mounting portion 40, and thus the second heat exchanging groove 43 is disposed in a strip shape, so that the cold air passing through the second heat exchanging groove 43 can cover the sidewall of the battery in the thickness direction, and meanwhile, the length of the second heat exchanging groove 43 is not greater than the width of the mounting groove 42, so that the second heat exchanging groove 43 is prevented from being communicated with the first heat exchanging groove 41, and the structural strength of the whole mounting plate 4 is not sufficient.
In some preferred embodiments, the width of the second heat exchange groove 43 is 0.5mm to 5mm. The opening of the second heat exchange groove 43 is narrow, so that cold air can be sprayed out at the highest speed through the second heat exchange groove 43 with the narrow opening to form an air curtain shape, and the side wall of the battery cell 21 is rapidly cooled. The opening through making second heat exchange groove 43 sets up the broad, can make things convenient for the cold wind in the region between two sets of battery module 2 also can flow in the clearance between electric core 21 and the electric core 21.
As preferred, be provided with breach 431 on the second heat transfer groove 43, from this setting, can make cold wind dispel the heat to the region that electric core 21 lateral wall is located mounting groove 42, and breach 431 width is less than the mounting groove 42 width simultaneously, and the breach 431 degree of depth is not more than the degree of depth of mounting groove 42, sets up from this, can make mounting groove 42 lateral wall still carry out spacing fixed to electric core 21, can guarantee that electric core 21 is fixed firmly in mounting groove 42, avoids horizontal drunkenness between electric core 21 and the electric core 21.
In this embodiment, the first heat exchanging grooves 41 are provided in plural, and the plural first heat exchanging grooves 41 are linearly arranged at equal intervals along the length direction of the mounting plate 4. With this arrangement, the number of the first heat exchange grooves 41 arranged linearly can reduce the problem that the structural strength of the mounting plate 4 is insufficient due to the through hole of the first heat exchange groove 41.
As an implementation mode, the air duct 3 includes a cover 31 having an opening at one end, the cover 31 is fixedly installed on the top surface of one end of the lower box 1, the opening of the cover 31 faces the end of the lower box 1, and a plurality of first guiding holes 32 communicated with the solution cavity are formed in the bottom surface of the cover 31. Through setting up the cover body 31, conveniently be connected with outside cold wind source, cold wind lets in cover body 31 back in, can enter into through first water conservancy diversion hole 32 fast and hold the chamber 11, and cold wind that holds in the chamber 11 carries out the heat transfer to each face of electric core 21 through heat transfer through-hole 421, first heat transfer groove 41 and second heat transfer groove 43 respectively, and the gas after the heat transfer directly flows into in the atmosphere. This structure is suitable for the battery module 2 to be mounted in the cabinet.
In another embodiment, a plurality of second guiding holes 33 are formed on the inner wall of the cover 31 facing the battery module 2. Can make cold wind directly blow to battery module 2 periphery through second water conservancy diversion hole 33, can realize carrying out the heat transfer to battery module 2 periphery and middle zone.
Because cold wind blows off the back through second water conservancy diversion hole 33, can carry out the heat transfer to battery module 2 periphery, but during gaseous can be quick flow to the atmosphere, can weaken heat exchange efficiency. Therefore, referring to fig. 4, in the present embodiment, an upper box cover 5 is provided, the upper box cover 5 is fixedly installed on the lower box 1 and is fixedly connected with the air duct 3, and an air outlet 51 is provided at a side of the upper box cover 5 away from the air duct 3. From this setting, the enclosure between upper box lid 5 and the lower box 1 forms the cavity, and battery module 2 can protect battery module 2 in as for the cavity, and after cold wind blew into the cavity through second water conservancy diversion hole 33, can disperse in the cavity to carry out the heat transfer to battery module 2 periphery and middle zone, the cold wind that flows in holding the chamber 11 can pass through air outlet 51 discharge after the gas that forms and the cavity heat transfer in the gas that forms after the heat transfer.
The utility model discloses a theory of operation is:
after cold wind lets in cover body 31 in, can enter into through first water conservancy diversion hole 32 fast and hold the chamber 11 in, cold wind can carry out the heat transfer to electric core 21 bottom surface in the mounting groove 42 through heat transfer through-hole 421 on the mounting panel 4, it is adjacent two to set up first heat transfer groove 41 on the mounting panel 4 between the installation department 40, can make cold wind enter into the region between two sets of battery modules 2 through first heat transfer groove 41, can carry out the heat transfer to electric core 21 width direction lateral wall, because electric core 21 is independently installed in mounting groove 42, there is the clearance between electric core 21 and the electric core 21, cold wind in the region between two sets of battery modules 2 can flow in the clearance between electric core 21 and the electric core 21, thereby realize carrying out the heat transfer to electric core 21 thickness direction lateral wall, cold wind blows in the cavity between upper box cover 5 and lower box 1 through second water conservancy diversion hole 33, can disperse in the cavity, thereby carry out the heat transfer to battery module 2 periphery and middle zone. The utility model discloses an air-cooled energy storage battery package can guarantee that each face of electric core 21 can fully carry out the heat transfer with cold wind, effectively improves heat exchange efficiency, and the operation of battery package safe and reliable is guaranteed in the temperature of fine control electric core 21, improves the life of battery package.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be construed as limiting the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides an air-cooled energy storage battery package, its includes box (1) and sets up two at least battery module (2) on box (1) down, battery module (2) are including a plurality of electric cores (21) of arranging along length direction, its characterized in that: be formed with down in box (1) and hold chamber (11), wind channel (3) that are linked together with holding chamber (11) are seted up to lower box (1) one end, box (1) top surface level is fixed down and is provided with mounting panel (4), mounting panel (4) top surface is provided with installation department (40) that a plurality of rows are used for installing battery module (2), is provided with at least one first heat transfer groove (41) on adjacent two mounting panel (4) between installation department (40), is provided with a plurality of mounting grooves (42) that are used for installing electric core (21) along length direction on every installation department (40), and heat transfer through-hole (421) have been seted up to mounting groove (42) bottom, first heat transfer groove (41) and heat transfer through-hole (421) all are linked together with holding chamber (11).
2. The air-cooled energy storage battery pack of claim 1, wherein: a second heat exchange groove (43) is arranged between every two adjacent mounting grooves (42), and the second heat exchange groove (43) is communicated with the accommodating cavity (11).
3. The air-cooled energy storage battery pack of claim 2, wherein: the second heat exchange groove (43) is arranged along the width direction of the mounting part (40), and the length of the second heat exchange groove is not more than the width of the mounting groove (42).
4. The air-cooled energy storage battery pack of claim 3, wherein: the width of the second heat exchange groove is 0.5 mm-5 mm.
5. The air-cooled energy storage battery pack of claim 3, wherein: a notch (431) is formed in the second heat exchange groove (43), the width of the notch (431) is smaller than that of the mounting groove (42), and the depth of the notch (431) is not larger than that of the mounting groove (42).
6. The air-cooled energy storage battery pack of claim 1, wherein: the number of the first heat exchange grooves (41) is multiple, and the multiple first heat exchange grooves (41) are linearly arranged at equal intervals along the length direction of the mounting plate (4).
7. The air-cooled energy storage battery pack of claim 1, wherein: the air duct (3) comprises a cover body (31) with an opening at one end, the cover body (31) is fixedly installed on the top surface of one end of the lower box body (1), the opening of the cover body (31) faces the end part of the lower box body (1), and a plurality of first flow guide holes (32) communicated with the accommodating cavity (11) are formed in the bottom surface of the cover body (31).
8. The air-cooled energy storage battery pack of claim 7, wherein: one side of the inner wall of the cover body (31) facing the battery module (2) is provided with a plurality of second flow guide holes (33).
9. The air-cooled energy storage battery pack of claim 8, wherein: still include case lid (5), go up case lid (5) fixed mounting under on box (1), and with wind channel (3) fixed connection, the one side that goes away from wind channel (3) in case lid (5) is provided with air outlet (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221096529.4U CN217606894U (en) | 2022-05-09 | 2022-05-09 | Air-cooled energy storage battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221096529.4U CN217606894U (en) | 2022-05-09 | 2022-05-09 | Air-cooled energy storage battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217606894U true CN217606894U (en) | 2022-10-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221096529.4U Active CN217606894U (en) | 2022-05-09 | 2022-05-09 | Air-cooled energy storage battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217606894U (en) |
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2022
- 2022-05-09 CN CN202221096529.4U patent/CN217606894U/en active Active
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