CN221407527U - Battery box and battery pack - Google Patents
Battery box and battery pack Download PDFInfo
- Publication number
- CN221407527U CN221407527U CN202323238040.3U CN202323238040U CN221407527U CN 221407527 U CN221407527 U CN 221407527U CN 202323238040 U CN202323238040 U CN 202323238040U CN 221407527 U CN221407527 U CN 221407527U
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- liquid
- liquid guide
- channel
- guiding
- battery
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- 239000007788 liquid Substances 0.000 claims abstract description 335
- 239000000110 cooling liquid Substances 0.000 claims description 23
- 230000004308 accommodation Effects 0.000 claims 2
- 238000001816 cooling Methods 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 7
- 238000009825 accumulation Methods 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000000191 radiation effect Effects 0.000 description 1
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- Battery Mounting, Suspending (AREA)
Abstract
The application provides a battery box and a battery pack, wherein the battery box comprises: the box body is provided with a containing space, a liquid inlet and a liquid outlet which are respectively communicated with the containing space, and the containing space is used for containing the battery cell; the liquid guide assembly comprises a first liquid guide piece and a second liquid guide piece which are respectively arranged in the accommodating space, wherein the first liquid guide piece is provided with a first liquid guide channel and a first liquid guide port, the first liquid guide channel is communicated with the liquid inlet, the first liquid guide port is respectively communicated with the first liquid guide channel and the accommodating space, the second liquid guide piece is provided with a second liquid guide channel and a second liquid guide port, the second liquid guide port is respectively communicated with the second liquid guide channel and the accommodating space, and the second liquid guide channel is communicated with the liquid outlet, so that the cooling process of the battery core is completed, heat generated by the battery core can be timely and effectively dissipated, heat accumulation is avoided, the service life of the battery core is prolonged, and potential safety hazards are reduced.
Description
Technical Field
The application relates to the technical field of batteries, in particular to a battery box and a battery pack.
Background
Along with the development of new energy technology, batteries are widely applied to various new energy automobiles and energy storage power stations, and the batteries provide electric energy through severe chemical reaction during operation, so that a large amount of heat is generated during charging and discharging processes, the temperature of the batteries is increased, and the safety, charging and discharging capacity, efficiency, cycle life and other performances of the batteries are directly affected by the temperature of the batteries.
Therefore, if the cooling system of the battery cannot timely and effectively dissipate heat, the temperature of the battery is too high, the service life is negatively affected, and potential safety hazards are caused in serious cases.
Disclosure of utility model
The application mainly provides a battery box and a battery pack, which can avoid the occurrence of heat accumulation, so that the temperature of a battery cell is too high, the service life of the battery cell is prolonged, and the potential safety hazard is reduced.
In order to solve the technical problems, the application adopts a technical scheme that: there is provided a battery box including: the battery pack comprises a box body, a battery pack and a battery, wherein a containing space, a liquid inlet and a liquid outlet which are respectively communicated with the containing space are formed in the box body; the liquid guide assembly comprises a first liquid guide piece and a second liquid guide piece which are respectively arranged in the accommodating space, wherein the first liquid guide piece is provided with a first liquid guide channel and a first liquid guide port, the first liquid guide channel is communicated with the liquid inlet, the first liquid guide port is respectively communicated with the first liquid guide channel and the accommodating space, the second liquid guide piece is provided with a second liquid guide channel and a second liquid guide port, the second liquid guide port is respectively communicated with the second liquid guide channel and the accommodating space, and the second liquid guide channel is communicated with the liquid outlet.
In a specific embodiment, the number of the first liquid guiding ports is multiple, and the multiple first liquid guiding ports are arranged at intervals, so that the cooling liquid injected into the first liquid guiding channel from the liquid inlet is respectively injected into two opposite sides of the battery cell through the multiple first liquid guiding ports.
In a specific embodiment, the number of the second liquid guiding ports is multiple, the multiple second liquid guiding ports are arranged at intervals, and each second liquid guiding port is arranged opposite to each first liquid guiding port.
In a specific embodiment, a plurality of first liquid guide protrusions are arranged at intervals on one side, close to the accommodating space, of the first liquid guide member, a first electric core accommodating groove is formed between two adjacent first liquid guide protrusions, and at least one of the two adjacent first liquid guide protrusions is provided with the first liquid guide opening; and/or a plurality of second liquid guide protrusions are arranged on one side, close to the accommodating space, of the second liquid guide member, a second cell accommodating groove is formed between two adjacent second liquid guide protrusions, and at least one of the two adjacent second liquid guide protrusions is provided with a second liquid guide opening.
In a specific embodiment, the first liquid guiding member includes a liquid inlet body and a first liquid guiding body, the liquid inlet body is arranged in the liquid inlet in a penetrating manner and is provided with a liquid inlet channel, the first liquid guiding body is connected with the liquid inlet body and is provided with the first liquid guiding channel and the first liquid guiding opening, and the first liquid guiding channel is communicated with the liquid inlet channel.
In a specific embodiment, the second liquid guiding member includes a liquid outlet body and a second liquid guiding body, the liquid outlet body is arranged in the liquid outlet in a penetrating manner and is provided with a liquid outlet channel, the second liquid guiding body is connected with the liquid outlet body and is provided with the second liquid guiding channel and the second liquid guiding port, and the second liquid guiding channel is communicated with the liquid outlet channel.
In a specific embodiment, the liquid inlet and the liquid outlet are disposed on the same side of the box body.
In a specific embodiment, the first liquid guiding member and the second liquid guiding member are disposed opposite to each other.
In a specific embodiment, the number of the liquid inlets and/or the number of the liquid outlets are plural, and the liquid inlets are respectively arranged at two opposite sides of the box body and/or the liquid outlets are respectively arranged at two opposite sides of the box body.
In order to solve the technical problems, the application adopts another technical scheme that: the battery pack comprises a battery cell and a battery box, wherein the battery cell is arranged in the accommodating space.
In order to solve the technical problems, the application adopts another technical scheme that: the battery comprises a battery monomer and a battery box, wherein the battery monomer is arranged in the accommodating space.
The beneficial effects of the application are as follows: unlike the prior art, the battery box provided by the embodiment of the application comprises: the battery pack comprises a box body, a battery pack and a battery, wherein a containing space, a liquid inlet and a liquid outlet which are respectively communicated with the containing space are formed in the box body; the liquid guide assembly comprises a first liquid guide piece and a second liquid guide piece which are arranged in the accommodating space respectively, wherein the first liquid guide piece is provided with a first liquid guide channel and a first liquid guide opening, the first liquid guide channel is communicated with the accommodating space, so that cooling liquid can be injected into the first liquid guide channel through the liquid inlet, the first liquid guide opening is respectively communicated with the first liquid guide channel and the accommodating space, so that cooling liquid injected into the first liquid guide channel is injected into the accommodating space through the first liquid guide opening, thereby cooling the battery cells in the accommodating space, the second liquid guide piece is provided with a second liquid guide channel and a second liquid guide opening, the second liquid guide opening is respectively communicated with the second liquid guide channel, so that cooling liquid after cooling the battery cells is completely cooled is discharged from the accommodating space to the second liquid guide channel through the second liquid guide opening, the second liquid guide channel is communicated with the liquid guide opening, the cooling liquid can be effectively cooled by the second liquid guide channel, the potential heat of the battery cells can be effectively reduced, and the heat of the battery cells can be effectively discharged from the cooling core after the second liquid guide channel is completely cooled, and the heat of the battery cells is effectively cooled.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic perspective view of an embodiment of a battery pack according to the present application;
FIG. 2 is a schematic perspective view of the battery box of FIG. 1;
FIG. 3 is a schematic cross-sectional view of the battery pack of FIG. 1 in the F-F direction;
FIG. 4 is a schematic cross-sectional view of the first and second liquid guides of FIG. 3;
Fig. 5 is a schematic perspective view of the first liquid guiding member and the second liquid guiding member in fig. 2.
Detailed Description
The present application will be described in further detail with reference to the drawings and embodiments. It is to be noted that the following embodiments are only for illustrating the present application, but do not limit the scope of the present application. Likewise, the following embodiments are only some, but not all, of the embodiments of the present application, and all other embodiments obtained by a person of ordinary skill in the art without making any inventive effort are within the scope of the present application.
The terms "first," "second," "third," and the like in this disclosure are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", and "a third" may explicitly or implicitly include at least one such feature. In the description of the present application, the meaning of "plurality" means at least two, such as two, three, etc., unless explicitly specified otherwise. All directional indicators (such as up, down, left, right, front, back … …) in embodiments of the present application are merely used to explain the relative positional relationship, movement, etc. between the components at a particular pose (as shown in the drawings) and if the particular pose changes, the directional indicator changes accordingly. Furthermore, the terms "comprise" and "have," as well as any variations thereof, are intended to cover a non-exclusive inclusion. A process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those listed but may optionally include other steps or elements not listed or inherent to such process, method, article, or apparatus.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the application. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those skilled in the art will explicitly and implicitly understand that the embodiments described herein may be combined with other embodiments.
Referring to fig. 1, fig. 1 is a schematic perspective view of an embodiment of a battery pack 10 according to the present application, wherein the battery pack 10 in the embodiment includes a battery case 10a and a battery cell 10b.
Referring to fig. 2 and 3 together, fig. 2 is a schematic perspective view of the battery box 10a in fig. 1, fig. 3 is a schematic cross-sectional view of the battery pack 10 in fig. 1 in the F-F direction, the battery box 10a includes a box 11 and a liquid guiding component 12, the box 11 is formed with a containing space 101 and a liquid inlet 102 and a liquid outlet 103 respectively communicated with the containing space 101, the containing space 101 is used for containing a battery cell 10b, that is, the battery cell 10b is arranged in the containing space 101, a cooling liquid is injected into the containing space 101 through the liquid inlet 102, and the battery cell 10b of the containing space 101 is cooled, and after the cooling is finished, the cooling liquid is discharged from the liquid outlet 103.
In the present embodiment, the number of the battery cells 10b is plural, and the plural battery cells 10b are arranged side by side in the first direction X and the second direction Y as shown in fig. 1 and 3, respectively.
Alternatively, in the present embodiment, the liquid inlet 102 and the liquid outlet 103 are disposed on the same side of the case 11, and it is understood that in other embodiments, the liquid inlet 102 and the liquid outlet 103 may be disposed on different sides of the case 11, which is not limited thereto.
Optionally, in a specific application scenario, the number of the liquid inlets 102 and/or the liquid outlets 103 is multiple, where the liquid inlets 102 are respectively disposed on two opposite sides of the box 11, so that the liquid inlet efficiency of the cooling liquid can be improved, and/or the liquid outlets 103 are respectively disposed on two opposite sides of the box 11, so that the liquid outlet efficiency of the cooling liquid can be improved, and thus the heat dissipation efficiency of the battery cell 10b is improved.
Referring to fig. 3, fig. 4 and fig. 5 together, fig. 4 is a schematic cross-sectional view of a first liquid guiding member 121 and a second liquid guiding member 122 in fig. 3, fig. 5 is a schematic perspective view of a first liquid guiding member 121 and a second liquid guiding member 122 in fig. 2, the liquid guiding assembly 12 includes the first liquid guiding member 121 and the second liquid guiding member 122 respectively disposed in the accommodating space 101, the first liquid guiding member 121 is formed with a first liquid guiding channel 104 and a first liquid guiding port 105, the first liquid guiding channel 104 is communicated with the liquid inlet 102, so that the cooling liquid can be injected into the first liquid guiding channel 104 through the liquid inlet 102, the first liquid guiding port 105 is respectively communicated with the first liquid guiding channel 104 and the accommodating space 101, so that the cooling liquid injected into the first liquid guiding channel 104 is injected into the accommodating space 101 through the first liquid guiding port 105, thereby cooling the electric core 10b in the accommodating space 101, the second liquid guiding member 122 is formed with a second liquid guiding channel 106 and a second liquid guiding port 107, the second liquid guiding channel 107 is formed with the first liquid guiding member 121, the second liquid guiding channel 103 is respectively communicated with the second liquid guiding channel 103, the second liquid guiding channel 10b is prevented from being discharged from the second liquid guiding channel 10b, thereby reducing the heat of the liquid guiding channel 10b, and reducing the potential heat generated from the liquid guiding channel 10b, and reducing the heat generated from the liquid guiding channel 10 b.
In the present embodiment, the first liquid guide 121 and the second liquid guide 122 are disposed opposite to each other, that is, the first liquid guide 121 and the second liquid guide 122 are disposed at opposite sides in the accommodating space 101.
Optionally, the first liquid guiding member 121 includes a liquid inlet body 1211 and a first liquid guiding body 1212, the liquid inlet body 1211 is disposed through the liquid inlet 102 and is formed with a liquid inlet channel 108, the first liquid guiding body 1212 is connected with the liquid inlet body 1211 and is formed with the first liquid guiding channel 104 and the first liquid guiding opening 105, and the first liquid guiding channel 104 is communicated with the liquid inlet channel 108, so that the cooling liquid is injected into the first liquid guiding channel 104 through the liquid inlet channel 108, and then is injected into the accommodating space 101 from the first liquid guiding opening 105.
Optionally, the second liquid guiding member 122 includes a liquid outlet body 1221 and a second liquid guiding body 1222, the liquid outlet body 1221 is disposed through the liquid outlet 103 and is formed with the liquid outlet channel 109, the second liquid guiding body 1222 is connected with the liquid outlet body 1221 and is formed with the second liquid guiding channel 106 and the second liquid guiding opening 107, and the second liquid guiding channel 106 is communicated with the liquid outlet channel 109, so that the cooled cooling liquid is discharged from the second liquid guiding opening 107 to the second liquid guiding channel 106, and then is discharged from the liquid outlet channel 109.
In practical applications, the liquid inlet body 1211 and/or the liquid outlet body 1221 may be further connected with a liquid guide tube, and the liquid inlet and/or the liquid outlet are performed through the liquid guide tube, and a heat exchanger may be further installed on the liquid guide tube, so as to realize heat exchange and improve the heat dissipation efficiency of the battery cell.
Optionally, the number of the first liquid guiding ports 105 is multiple, and the multiple first liquid guiding ports 105 are arranged at intervals, in this embodiment, that is, the multiple first liquid guiding ports 105 are sequentially arranged at intervals along the first direction X as shown in fig. 4, so that the cooling liquid injected into the first liquid guiding channel 104 from the liquid inlet 102 is respectively injected into two opposite sides of the battery core 10b through the multiple first liquid guiding ports 105, so that the cooling liquid can radiate heat on two opposite sides of the battery core 10b, and the heat radiation effect is improved, that is, the cooling liquid injected into the accommodating space 101 from two adjacent first liquid guiding ports 105 can cool the battery core 10b between the two adjacent first liquid guiding ports 105.
Optionally, the number of the second liquid guiding ports 107 is multiple, and the multiple second liquid guiding ports 107 are arranged at intervals, in this embodiment, that is, the multiple second liquid guiding ports 107 are sequentially arranged at intervals along the first direction X, and each second liquid guiding port 107 is opposite to each first liquid guiding port 105, so that the cooling liquid injected into the accommodating space 101 from each first liquid guiding port 105 can be discharged to the second liquid guiding channel 106 through the corresponding second liquid guiding port 107.
Further, a plurality of first liquid guiding protrusions 121a are arranged at intervals on one side of the first liquid guiding member 121 near the accommodating space 101, a first electric core accommodating groove 101a is formed between two adjacent first liquid guiding protrusions 121a, an electric core 10b is accommodated in the first electric core accommodating groove 101a, at least one of the two adjacent first liquid guiding protrusions 121a is formed with a first liquid guiding opening 105, and in this embodiment, each first liquid guiding protrusion 121a is formed with a first liquid guiding opening 105; and/or the second liquid guiding member 122 is provided with a plurality of second liquid guiding protrusions 122a disposed at intervals on a side close to the accommodating space 101, a second cell accommodating groove 101b is formed between two adjacent second liquid guiding protrusions 122a, the cell 10b is accommodated in the second cell accommodating groove 101b, at least one of the two adjacent second liquid guiding protrusions 122a is formed with a second liquid guiding opening 107, in this embodiment, each second liquid guiding protrusion 122a is formed with a second liquid guiding opening 107, and the cell 10b is accommodated together by the first cell accommodating groove 101a and the second cell accommodating groove 101b, so that two adjacent cells 10b form a liquid guiding gap 110 as shown in fig. 4 through the first liquid guiding protrusion 121a and the second liquid guiding protrusion 122a, and the cooling liquid is injected into the liquid guiding gap 110 from the first liquid guiding opening 105.
Unlike the prior art, the battery box provided by the embodiment of the application comprises: the battery pack comprises a box body, a battery pack and a battery, wherein a containing space, a liquid inlet and a liquid outlet which are respectively communicated with the containing space are formed in the box body; the liquid guide assembly comprises a first liquid guide piece and a second liquid guide piece which are arranged in the accommodating space respectively, wherein the first liquid guide piece is provided with a first liquid guide channel and a first liquid guide opening, the first liquid guide channel is communicated with the accommodating space, so that cooling liquid can be injected into the first liquid guide channel through the liquid inlet, the first liquid guide opening is respectively communicated with the first liquid guide channel and the accommodating space, so that cooling liquid injected into the first liquid guide channel is injected into the accommodating space through the first liquid guide opening, thereby cooling the battery cells in the accommodating space, the second liquid guide piece is provided with a second liquid guide channel and a second liquid guide opening, the second liquid guide opening is respectively communicated with the second liquid guide channel, so that cooling liquid after cooling the battery cells is completely cooled is discharged from the accommodating space to the second liquid guide channel through the second liquid guide opening, the second liquid guide channel is communicated with the liquid guide opening, the cooling liquid can be effectively cooled by the second liquid guide channel, the potential heat of the battery cells can be effectively reduced, and the heat of the battery cells can be effectively discharged from the cooling core after the second liquid guide channel is completely cooled, and the heat of the battery cells is effectively cooled.
The foregoing description is only a partial embodiment of the present application, and is not intended to limit the scope of the present application, and all equivalent devices or equivalent processes using the descriptions and the drawings of the present application or directly or indirectly applied to other related technical fields are included in the scope of the present application.
Claims (10)
1. A battery box, characterized in that the battery box comprises:
The battery pack comprises a box body, a battery pack and a battery, wherein a containing space, a liquid inlet and a liquid outlet which are respectively communicated with the containing space are formed in the box body;
The liquid guide assembly comprises a first liquid guide piece and a second liquid guide piece which are respectively arranged in the accommodating space, wherein the first liquid guide piece is provided with a first liquid guide channel and a first liquid guide port, the first liquid guide channel is communicated with the liquid inlet, the first liquid guide port is respectively communicated with the first liquid guide channel and the accommodating space, the second liquid guide piece is provided with a second liquid guide channel and a second liquid guide port, the second liquid guide port is respectively communicated with the second liquid guide channel and the accommodating space, and the second liquid guide channel is communicated with the liquid outlet.
2. The battery box according to claim 1, wherein the number of the first liquid guiding ports is plural, and the plural first liquid guiding ports are arranged at intervals, so that the cooling liquid injected into the first liquid guiding channel from the liquid inlet is respectively injected into two opposite sides of the battery cell through the plural first liquid guiding ports.
3. The battery box according to claim 2, wherein the number of the second liquid guiding ports is plural, the plural second liquid guiding ports are arranged at intervals, and each second liquid guiding port is arranged opposite to each first liquid guiding port.
4. The battery box according to claim 1, wherein,
A plurality of first liquid guide protrusions are arranged at intervals on one side, close to the accommodating space, of the first liquid guide member, a first cell accommodating groove is formed between two adjacent first liquid guide protrusions, and at least one of the two adjacent first liquid guide protrusions is provided with a first liquid guide opening; and/or
The second liquid guide piece is close to one side of accommodation space is equipped with a plurality of second liquid guide archs that the interval set up, and two adjacent second liquid guide is protruding between forming the second electric core accommodation groove, and two adjacent second liquid guide is protruding at least one of being formed with the second liquid guide mouth.
5. The battery box according to claim 1, wherein the first liquid guiding member comprises a liquid inlet body and a first liquid guiding body, the liquid inlet body is arranged through the liquid inlet and is provided with a liquid inlet channel, the first liquid guiding body is connected with the liquid inlet body and is provided with the first liquid guiding channel and the first liquid guiding port, and the first liquid guiding channel is communicated with the liquid inlet channel.
6. The battery box according to claim 1, wherein the second liquid guiding member comprises a liquid outlet body and a second liquid guiding body, the liquid outlet body is arranged through the liquid outlet and is provided with a liquid outlet channel, the second liquid guiding body is connected with the liquid outlet body and is provided with the second liquid guiding channel and the second liquid guiding port, and the second liquid guiding channel is communicated with the liquid outlet channel.
7. The battery box of claim 1, wherein the liquid inlet and the liquid outlet are disposed on the same side of the box body.
8. The battery box of claim 1, wherein the first liquid guide is disposed opposite the second liquid guide.
9. The battery box according to claim 1, wherein the number of the liquid inlets and/or the liquid outlets is plural, the liquid inlets are respectively arranged at two opposite sides of the box body and/or the liquid outlets are respectively arranged at two opposite sides of the box body.
10. A battery pack, characterized in that the battery pack comprises an electric core and the battery box of any one of claims 1 to 9, wherein the electric core is arranged in the accommodating space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323238040.3U CN221407527U (en) | 2023-11-28 | 2023-11-28 | Battery box and battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323238040.3U CN221407527U (en) | 2023-11-28 | 2023-11-28 | Battery box and battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221407527U true CN221407527U (en) | 2024-07-23 |
Family
ID=91937704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323238040.3U Active CN221407527U (en) | 2023-11-28 | 2023-11-28 | Battery box and battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221407527U (en) |
-
2023
- 2023-11-28 CN CN202323238040.3U patent/CN221407527U/en active Active
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