CN220121929U - Battery pack - Google Patents
Battery pack Download PDFInfo
- Publication number
- CN220121929U CN220121929U CN202320565056.6U CN202320565056U CN220121929U CN 220121929 U CN220121929 U CN 220121929U CN 202320565056 U CN202320565056 U CN 202320565056U CN 220121929 U CN220121929 U CN 220121929U
- Authority
- CN
- China
- Prior art keywords
- air duct
- heat dissipation
- box body
- battery cell
- air
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000017525 heat dissipation Effects 0.000 claims abstract description 33
- 230000000903 blocking effect Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 9
- 238000000034 method Methods 0.000 description 6
- 238000007664 blowing Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Cooling Or The Like Of Electrical Apparatus (AREA)
- Secondary Cells (AREA)
Abstract
The utility model discloses a battery pack, comprising: the box body, the outer surface of the box body has instrument fans; the air duct plate is arranged in the box body and is used for guiding and dividing the air flow conveyed by the instrument fan; the battery cell groups are placed in the box body, the battery cell groups are distributed on two sides of the air duct plate, and a heat dissipation air duct is reserved between the adjacent battery cell groups. According to the utility model, the air duct plate divides and guides the air flow conveyed by the instrument fan, so that the temperature generated by each cell has corresponding air flow to perform heat exchange, the heat of one cell cannot be gathered, meanwhile, the air flow flows in the air duct of the box body, vortex cannot be generated, and the integral heat dissipation effect is improved.
Description
Technical Field
The utility model relates to the technical field of batteries, in particular to a battery pack.
Background
In the prior art, the parts of the air channel structure inside the battery pack are the same, the instrument fan is used for blowing and radiating the inside of the battery pack, no independent air channel exists, the radiating effect of a certain single electric core is not good enough, internal vortex is easy to generate, and the integral radiating effect is reduced.
Disclosure of Invention
According to an embodiment of the present utility model, there is provided a battery pack including:
the box body, the outer surface of the box body has instrument fans;
the air duct plate is arranged in the box body and guides and shunts the air flow conveyed by the instrument fan;
the battery cell groups are placed in the box body, the battery cell groups are distributed on two sides of the air duct plate, and a heat dissipation air duct is reserved between the adjacent battery cell groups.
Further, the case includes: a case cover and a case body part;
the surface of the box cover is provided with a plurality of exhaust holes, and the exhaust holes exhaust the wind flowing through the upper surface of the battery cell group to the outside of the box body;
the surface of the box body is provided with a plurality of heat dissipation holes, and the heat dissipation holes on two sides are in one-to-one correspondence with the heat dissipation air channels.
Further, the air duct plate is a hollow cavity with one end open, the opening is opposite to the instrument fan, a plurality of guide holes are formed in two sides of the air duct plate, and the guide holes are respectively in one-to-one correspondence with the heat dissipation air ducts.
Further, a flow baffle plate is arranged on one side of the guide hole, and the flow of the intercepting part of the flow baffle plate is led to the heat dissipation air duct.
Further, the plurality of battery cell groups are symmetrically distributed on two sides of the air duct plate by taking the air duct plate as an axis.
According to the battery pack disclosed by the embodiment of the utility model, the air duct board divides and guides the air flow conveyed by the instrument fan, so that the temperature generated by each battery cell has corresponding air flow for heat exchange, the heat of a certain battery cell cannot be gathered, meanwhile, the air flow flows in the air duct of the box body, vortex cannot be generated, and the integral heat dissipation effect is improved.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and are intended to provide further explanation of the technology claimed.
Drawings
Fig. 1 is a schematic view of a case of a battery pack according to an embodiment of the present utility model;
fig. 2 is a schematic structural view of a battery pack according to an embodiment of the present utility model;
fig. 3 is a schematic view illustrating an internal structure of a battery pack according to an embodiment of the present utility model;
fig. 4 is a schematic view of an air duct plate of a battery pack according to an embodiment of the present utility model.
Description of the embodiments
The preferred embodiments of the present utility model will be described in detail below with reference to the attached drawings, which further illustrate the present utility model.
Firstly, a battery pack according to an embodiment of the present utility model will be described with reference to fig. 1 to 4, which is used for improving the heat dissipation effect of a battery cell, and has a wide application scenario.
As shown in fig. 1 to 4, the battery pack according to the embodiment of the utility model comprises a box body, an air duct plate 3 and a plurality of battery cell groups 4;
specifically, as shown in fig. 1-3, an instrument fan 2 is arranged on the outer surface of the box body; the air duct plate 3 is arranged in the box body, and the air duct plate 3 guides and shunts the air flow conveyed by the instrument fan 2; the battery cell groups 4 are placed in the box body, a plurality of battery cell groups 4 are distributed on two sides of the air duct plate 3, and a heat dissipation air duct 41 is reserved between the adjacent battery cell groups 4. In this embodiment, the air duct board 3 is additionally arranged to divide and guide the air flow conveyed by the instrument fan 2 into the box body, so that the temperature generated by each electric core has corresponding air flow for heat exchange, and the heat dissipation air duct 41 is additionally arranged to ensure that each surface of the electric core can be in contact with the air flow for heat exchange, and meanwhile, vortex is not easy to generate, and the overall heat dissipation effect is improved.
Further, as shown in fig. 1 to 2, in this embodiment, the case includes: a case cover 11 and a case body 12; the battery cell group 4 is convenient to mount and dismount, the surface of the case cover 11 is provided with a plurality of exhaust holes 111, and the exhaust holes 111 exhaust the wind flowing through the upper surface of the battery cell group 4 to the outside of the case body so as to realize the overall heat dissipation of the battery cell group 4; the surface of the box body 12 is provided with a plurality of heat dissipation holes 121, and the heat dissipation holes 121 on two sides are in one-to-one correspondence with the heat dissipation air channels 41, so that the air flow subjected to heat exchange can be conveniently discharged out of the box body.
Further, as shown in fig. 4, the air duct board 3 is a hollow cavity with an opening at one end, the opening is opposite to the meter fan 2, a plurality of guide holes 31 are arranged at two sides of the air duct board 3, and the plurality of guide holes 31 are respectively in one-to-one correspondence with the plurality of heat dissipation air ducts 41. In this embodiment, the air duct board 3 has an opening at one end and a sealing at one end, and the air flow flowing into the air duct board 1 from the opening of the air duct board 1 can only flow into the heat dissipation air duct 41 from the guide holes 31 at both sides, thereby enhancing heat dissipation to the battery cell group 4.
Further, as shown in fig. 4, in the present embodiment, a flow blocking plate 32 is disposed at one side of the guiding hole, and a part of the air flow blocked by the flow blocking plate 32 is guided to the heat dissipation air duct 41, so that the guiding effect on the air flow is enhanced by the flow blocking plate 32, and the heat dissipation effect is improved.
Further, as shown in fig. 2-3, the plurality of battery cell groups 4 are symmetrically distributed on two sides of the air duct plate 3 by taking the air duct plate 3 as an axis, so that the whole battery cell group is more attractive and the heat dissipation is more uniform.
When the electric meter fan is used, the instrument fan 2 is started, and a part of wind flows diffuse and flow around the battery cell group 4, wherein the part of wind flows out of the heat dissipation holes 121 after radiating the two sides of the battery cell group 4, and the part of wind flows out of the exhaust holes 111 after radiating the upper part of the battery cell group; the other part of wind flow enters the air duct plate 3, is guided and split by the guide holes 31 and the flow blocking plates 32, enters the heat dissipation air duct 41, and strengthens heat dissipation to the battery cell group 4.
Above, the battery pack according to the embodiment of the utility model is described with reference to fig. 1 to 4, the air duct board divides and guides the air flow conveyed by the instrument fan, so that the heat of each battery cell is exchanged by the corresponding air flow, the heat of a certain battery cell is not accumulated, meanwhile, the air flow flows in the air duct of the box body, vortex is not generated, and the overall heat dissipation effect is improved.
It should be noted that in this specification the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of additional identical elements in a process, method, article, or apparatus that comprises an element.
While the present utility model has been described in detail through the foregoing description of the preferred embodiment, it should be understood that the foregoing description is not to be considered as limiting the utility model. Many modifications and substitutions of the present utility model will become apparent to those of ordinary skill in the art upon reading the foregoing. Accordingly, the scope of the utility model should be limited only by the attached claims.
Claims (4)
1. A battery pack, comprising:
the box body is provided with an instrument fan on the outer surface;
the air duct plate is arranged in the box body and guides and shunts the air flow conveyed by the instrument fan;
the battery cell groups are placed in the box body, the battery cell groups are respectively arranged at two sides of the air duct plate, and a heat dissipation air duct is reserved between the adjacent battery cell groups;
the air duct plate is a hollow cavity with one end open, the opening is opposite to the instrument fan, a plurality of guide holes are formed in two sides of the air duct plate, and the guide holes are respectively in one-to-one correspondence with the heat dissipation air ducts.
2. The battery pack of claim 1, wherein the case comprises: a case cover and a case body part;
the surface of the box cover is provided with a plurality of exhaust holes, and the exhaust holes exhaust the wind flowing through the upper surface of the battery cell group to the outside of the box body;
the surface of the box body is provided with a plurality of heat dissipation holes, and the heat dissipation holes on two sides are in one-to-one correspondence with the heat dissipation air channels.
3. The battery pack of claim 1, wherein a flow blocking plate is provided at one side of the guide hole, and the air flow of the cut-off portion of the flow blocking plate is guided to the heat dissipation duct.
4. The battery pack of claim 1, wherein the plurality of cell groups are axisymmetrically distributed on both sides of the air duct plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320565056.6U CN220121929U (en) | 2023-03-22 | 2023-03-22 | Battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320565056.6U CN220121929U (en) | 2023-03-22 | 2023-03-22 | Battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220121929U true CN220121929U (en) | 2023-12-01 |
Family
ID=88887855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320565056.6U Active CN220121929U (en) | 2023-03-22 | 2023-03-22 | Battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220121929U (en) |
-
2023
- 2023-03-22 CN CN202320565056.6U patent/CN220121929U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |