CN213660523U - Battery pack and vehicle - Google Patents
Battery pack and vehicle Download PDFInfo
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- CN213660523U CN213660523U CN202023337176.6U CN202023337176U CN213660523U CN 213660523 U CN213660523 U CN 213660523U CN 202023337176 U CN202023337176 U CN 202023337176U CN 213660523 U CN213660523 U CN 213660523U
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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 relates to a battery technology field discloses a battery package and vehicle, and this battery package includes battery and battery holder, and battery holder has along a plurality of installation cavities that vertical direction set up, every all be provided with in the installation cavity the battery, and the installation cavity with there is the heat dissipation passageway between the battery, one side of this battery holder be provided with the inlet air channel of heat dissipation passageway intercommunication, the opposite side are provided with the air-out passageway, the inlet air channel is inside to be close to one side of battery holder is provided with flow distribution part, flow distribution part includes the edge a plurality of guide plates that inlet air channel length direction interval set up, adjacent two form the water conservancy diversion passageway between the guide plate, the water conservancy diversion passageway with the heat dissipation passageway one-to-one. The utility model discloses a set up flow distribution part in inlet air duct, the amount of wind in this battery package can the evenly distributed inlet air duct reduces the difference in temperature between each battery, prolongs the life of battery package.
Description
Technical Field
The utility model relates to a battery technology field specifically relates to a battery package and vehicle.
Background
The battery pack is used as one of core parts of the new energy electric automobile, and the heat dissipation performance of the battery pack is directly related to the performance of the whole automobile. The battery pack in the battery pack is sensitive to temperature, and when the battery is too high in temperature or too large in temperature difference in the using process, the performance and the service life of the battery pack are affected, and even safety accidents are caused. Therefore, a good heat dissipation design is very important for the battery pack system.
At present, in the field of heat dissipation of new energy battery packs, three heat dissipation modes, namely natural cooling, air cooling, water cooling and the like, mainly exist, wherein the air cooling heat dissipation mode is widely applied due to the fact that the structure is simple, the cost is low, and a good heat dissipation effect is achieved. Therefore, most of HEV battery packs adopt a forced air cooling mode, but the cooling performance of each battery is different due to different contact air quantity of each battery, so that different batteries in the batteries generate larger temperature difference, and the performance and the service life of the battery pack are adversely affected.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the above-mentioned technical problem that prior art exists, providing a battery package and vehicle, the amount of wind in this battery package can the evenly distributed inlet air channel makes the amount of wind evenly distributed in the heat dissipation channel, reduces the difference in temperature between each battery.
In order to realize the above-mentioned purpose, the utility model provides a battery pack, including battery and battery holder, battery holder has along a plurality of installation cavities that vertical direction set up, every all be provided with in the installation cavity the battery, and the installation cavity with there is heat dissipation channel between the battery, one side of this battery holder be provided with the inlet air channel of heat dissipation channel intercommunication to the opposite side of this battery holder is provided with the air-out passageway, the inlet air channel is inside to be close to one side of battery holder is provided with flow distribution part, flow distribution part includes the edge a plurality of guide plates that inlet air channel length direction equidistant range set up, adjacent two form the water conservancy diversion passageway between the guide plate, the water conservancy diversion passageway with the heat dissipation channel one-to-one.
Furthermore, the two adjacent guide plates are arranged at equal intervals.
Furthermore, the guide plate extends obliquely along the air inlet direction of the air inlet channel.
Further, the guide plate is a rectangular plate.
Furthermore, the battery support comprises an installation frame body, and a plurality of partition plates which are arranged at intervals along the length direction of the installation frame body are arranged in the installation frame body to separate the installation chamber for installing the battery.
Furthermore, the partition plate is provided with a protruding portion extending along the transverse direction of the battery pack, and the battery abuts against the protruding portion, so that the heat dissipation channel is formed between the battery and the installation cavity.
Further, the guide plate is arranged on a partition plate of the battery support, or the flow distribution part further comprises an upper mounting rod arranged on the battery support and a lower mounting rod arranged in parallel with the upper mounting rod, the top of the guide plate is arranged on the upper mounting rod, and the bottom of the guide plate is arranged on the lower mounting rod.
Furthermore, the side of the battery bracket is provided with an air inlet cover plate, the air inlet cover plate and a bottom plate, a front cover plate and a rear cover plate which are arranged on the battery bracket form the air inlet channel, and an air inlet communicated with the air inlet channel is formed in the front cover plate.
Further, an air outlet cover plate is arranged on one side, opposite to the air inlet cover plate, of the battery support, the air outlet cover plate and the bottom plate, the front cover plate and the rear cover plate form the air outlet channel, and an air outlet is formed in the air outlet cover plate.
A second aspect of the present invention provides a vehicle, including the battery pack as described above.
After the technical scheme is adopted, compared with the prior art, the utility model following beneficial effect mainly has:
the utility model discloses a set up flow distribution part in inlet air duct, this battery package can reduce the difference in temperature between each battery with the amount of wind evenly distributed to heat dissipation channel in the inlet air duct, prolongs the life of battery package.
The above description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following detailed description of the present invention is given.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
In the drawings:
fig. 1 is a schematic structural view of a battery pack according to the present invention;
FIG. 2 is a schematic structural diagram I of the flow distribution component of the present invention;
FIG. 3 is a schematic structural diagram of a flow distribution component of the present invention;
fig. 4 is an exploded view of the battery pack of the present invention.
Description of reference numerals:
1. a battery holder; 11. installing a frame body; 12. a partition plate; 13. installing a chamber; 2. an air inlet channel; 3. an air outlet channel; 4. a battery; 51. a baffle; 52. a flow guide channel; 53. an upper mounting rod; 54. a lower mounting rod; 6. an air inlet cover plate; 7. an air outlet cover plate; 71. an air outlet; 8. a base plate; 9. a front cover plate; 91. an air inlet; 92. an air inlet pipe; 10. a back cover plate.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments, and the following embodiments are used for illustrating the present invention, but do not limit the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1-4, the utility model discloses a battery pack, including battery 4 and battery holder 1, battery holder 1 has a plurality of installation cavities 13 along the longitudinal direction setting, every all be provided with in the installation cavity 13 battery 4, and installation cavity 13 with there is heat dissipation channel between the battery 4.
Further, one side of the battery support 1 is provided with an air inlet channel 2, and the other side of the battery support 1 is provided with an air outlet channel 3. Wherein, the inside one side that is close to battery holder 1 of inlet air channel 2 is provided with flow distribution part, flow distribution part includes along a plurality of guide plates 51 that 2 length direction intervals of inlet air channel set up, adjacent two form water conservancy diversion passageway 52 between the guide plate 51, water conservancy diversion passageway 52 with the heat dissipation channel one-to-one corresponds.
The utility model discloses a set up flow distribution part in inlet air duct, flow distribution part includes the edge a plurality of guide plates 51 that 2 length direction intervals of inlet air duct set up, adjacent two form water conservancy diversion passageway 52 between the guide plate 51, water conservancy diversion passageway 52 with the radiating channel one-to-one. This battery package can the evenly distributed amount of wind in the inlet air duct 2 for inlet air duct 2 passes through flow distribution part with amount of wind evenly distributed to heat dissipation channel, thereby reduces the difference in temperature between each battery, prolongs battery package's life.
Use the air current as cold wind for the example, introduce cold wind to the heat dissipation channel through the water conservancy diversion passageway, promoted the cooling effect of cold wind to battery support 1 inside battery 4 greatly, reduced the temperature difference that is located between each battery in battery support 1, optimized the temperature homogeneity between a plurality of batteries in battery support 1, effectively improved the performance and the life of battery package.
Referring to fig. 2, as a preferred embodiment, in the present invention, the guide plate 51 is disposed on the partition plate 12 of the battery holder 1.
In the above technical solution, the diversion plate 51 may be a rectangular plate, and one side of the plurality of diversion plates 51 is directly disposed on the battery support 1, for example, a welding connection manner may be adopted. The plurality of the guide plates 51 are arranged at equal intervals along the length direction of the air inlet channel 2, a guide channel 52 is formed between every two adjacent guide plates 51, and the guide channels 52 correspond to the heat dissipation channels one to one. The guide plate 51 can enhance the wind resistance and improve the uniformity of the flow field, so that the wind in the wind inlet channel 2 is uniformly distributed to each heat dissipation channel, the temperature difference among the batteries is reduced, and the service life of the battery pack is prolonged.
Referring to fig. 3, as another preferred embodiment, the flow distributing part further includes an upper mounting rod 53 mounted on the battery holder 1 and a lower mounting rod 54 disposed in parallel with the upper mounting rod 53, the top of the baffle 51 is disposed on the upper mounting rod 53, and the bottom of the baffle 51 is disposed on the lower mounting rod 54.
In the above technical solution, the flow distribution component may be disposed in the battery pack as an integral part. Specifically, the top of each baffle 51 may be disposed on the upper mounting bar 53, and the bottom of the baffle 51 may be disposed on the lower mounting bar 54. The adjacent baffles 51 are equally spaced apart, and then the upper mounting bar 53 and the lower mounting bar 54 are mounted on the battery holder 1. Like this flow distribution part can regard as a whole to set up in the inlet air duct 2, can utilize guide plate 51 can strengthen the homogeneity that the windage improved the flow field equally, makes the wind evenly distributed in the inlet air duct 2 to each heat dissipation channel, reduces the difference in temperature between each battery, prolongs the life of battery package.
In order to further improve the distribution uniformity of the flow distribution component, the plurality of baffles 51 are arranged in parallel and at equal intervals.
Further, the battery holder 1 includes a mounting frame 11, and a plurality of partition plates 12 are disposed in the mounting frame 11 at intervals along a length direction of the mounting frame 11 to partition the mounting chamber 13 for mounting the battery 4.
The partition plate 12 is provided with a protruding portion extending along the transverse direction of the battery pack, and the battery 4 abuts against the protruding portion, so that the heat dissipation channel is formed between the battery 4 and the installation cavity 13.
In the above technical solution, the installation frame 11 is divided into a plurality of installation chambers 13 for installing the batteries 4 by the partition plate 12 arranged in the installation frame 11, so that each battery 4 has an installation position, and external cold air can flow into the heat dissipation channel from one end of the heat dissipation air channel, and flows out from the other end of the heat dissipation channel after exchanging heat with the battery 4.
The partition plate 12 is provided with a protruding portion extending along the transverse direction of the battery pack, and the protruding direction of the protruding portion faces the inside of the installation cavity 13, so that when the battery 4 is installed in the installation cavity 13, the battery 4 abuts against the protruding portion, a gap can be formed between the battery 4 and the inner walls of the two sides of the installation cavity 13, and the gap forms the heat dissipation channel.
The heat dissipation channel is simple in structure and small in occupied space. The setting of heat dissipation channel can be conveniently right battery 4 cools down to the realization keeps battery 4 to be in suitable temperature environment, thereby is favorable to promoting battery 4's security performance and life.
The utility model discloses in, battery holder 1's side is provided with air inlet cover plate 6, air inlet cover plate 6 is in with the setting bottom plate 8, front shroud 9 and back shroud 10 on the battery holder 1 form inlet air channel 2.
Furthermore, an air inlet 91 communicated with the air inlet channel 2 is formed in the front cover plate 9. Preferably, the air inlet 91 may be further connected to an air inlet pipe 92, so as to facilitate an external air source to enter the air inlet channel 2.
In the present invention, the guide plate 51 extends along the air inlet direction of the air inlet passage 2 in an inclined manner. When the cold air flow enters the air inlet duct 2 from the air inlet 91, the guide plate 51 does not obstruct the air flow to move in the direction away from the air inlet 91, so that the air flow is uniformly dispersed in the ventilation duct 2.
The bottom plate 8 is disposed below the battery holders 1, and the width of the bottom plate 8 is greater than the width of the battery holders 1. The front side of the battery support 1 is provided with a front cover plate 9, and the rear side of the battery support 1 is provided with a rear cover plate 10. The widths of the front cover plate 9 and the rear cover plate 10 are both larger than the width of the battery bracket 1. The air inlet cover plate 6 is arranged on the right side of the battery bracket 1 and forms the air inlet channel 2 with the bottom plate 8, the front cover plate 9 and the rear cover plate 10. The front cover plate 9 is provided with an air inlet 91 communicated with the air inlet channel 2, so that an external air source is filled in the air inlet channel 2 after entering from the air inlet 91.
An air outlet cover plate 7 is arranged on one side, opposite to the air inlet cover plate 6, of the battery support 1, the air outlet cover plate 7 and the bottom plate 8, the front cover plate 9 and the rear cover plate 10 form the air outlet channel 3, and an air outlet 71 is arranged on the air outlet cover plate 7. After the external air source has cooled each battery 4, it is discharged from the outlet 71.
Right the utility model discloses a when the battery package adopted the air-cooled heat dissipation, can connect a centrifugal fan on the air-supply line 92, centrifugal fan sent into the cold air current through air-supply line 92 in to inlet air duct 2, and the cold air current flows into inlet air duct 2 to get into heat dissipation channel through the water conservancy diversion passageway 52 between the adjacent guide plate 51, carry out heat exchange with battery 4 in the heat dissipation channel, air current after the heat transfer flows to air-out passageway 3 and flows out through air outlet 71. Thus, uniform airflow heat dissipation channels are formed, the cooling effect of each battery in the battery bracket can be basically consistent, and the uniformity of battery cooling is ensured.
Another aspect of the present invention provides a vehicle, comprising the battery pack as described above.
The vehicle has the same advantages as the battery pack, namely the temperature difference among the batteries can be reduced, the cooling effect of the batteries in the battery bracket is basically consistent, the uniformity of cooling the battery module is ensured, and the service life of the battery pack is prolonged.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention has been disclosed with reference to the above preferred embodiment, but not to limit the present invention, any person skilled in the art can make modifications or changes to equivalent embodiments by utilizing the above technical contents without departing from the scope of the present invention, and any simple modification, equivalent change and modification made to the above embodiments by the technical matters of the present invention are within the scope of the present invention.
Claims (10)
1. The utility model provides a battery pack, includes battery (4) and battery support (1), battery support (1) has a plurality of installation cavity (13) that set up along longitudinal direction, every all be provided with in installation cavity (13) battery (4), and installation cavity (13) with there is heat dissipation channel between battery (4), one side of this battery support (1) be provided with air inlet channel (2) of heat dissipation channel intercommunication, the opposite side is provided with air-out passageway (3), its characterized in that: the inside one side that is close to battery support (1) of inlet air channel (2) is provided with flow distribution part, flow distribution part includes the edge a plurality of guide plates (51) that inlet air channel (2) length direction interval set up, adjacent two form water conservancy diversion passageway (52) between guide plate (51), water conservancy diversion passageway (52) with radiating channel one-to-one.
2. The battery pack according to claim 1, wherein the adjacent two of the flow guide plates (51) are arranged at equal intervals.
3. The battery pack according to claim 1, wherein the baffle (51) extends obliquely in the air intake direction of the air intake channel (2).
4. The battery pack according to claim 1, wherein the flow guide plate (51) is a rectangular plate.
5. The battery pack according to claim 1, wherein the battery holder (1) comprises a mounting frame (11), and a plurality of partition plates (12) are disposed in the mounting frame (11) at intervals along the length direction of the mounting frame (11) to partition the mounting chamber (13) for mounting the battery (4).
6. The battery pack according to claim 5, wherein the flow guide plate (51) is provided on a partition plate (12) of the battery holder (1), or the flow distribution part further comprises an upper mounting rod (53) mounted on the battery holder (1) and a lower mounting rod (54) arranged in parallel with the upper mounting rod (53), the top of the flow guide plate (51) is provided on the upper mounting rod (53), and the bottom of the flow guide plate (51) is provided on the lower mounting rod (54).
7. A battery pack according to claim 5, characterised in that the partition plate (12) is provided with a raised portion extending in the transverse direction of the battery pack, on which raised portion the battery (4) abuts, so that the heat dissipation channel is formed between the battery (4) and the mounting chamber (13).
8. The battery pack according to claim 1, wherein an air inlet cover plate (6) is arranged on the side surface of the battery support (1), the air inlet cover plate (6) and a bottom plate (8), a front cover plate (9) and a rear cover plate (10) which are arranged on the battery support (1) form the air inlet channel (2), and an air inlet (91) communicated with the air inlet channel (2) is formed in the front cover plate (9).
9. The battery pack according to claim 8, wherein an air outlet cover plate (7) is disposed on a side of the battery support (1) opposite to the air inlet cover plate (6), the air outlet cover plate (7) forms the air outlet channel (3) with the bottom plate (8), the front cover plate (9) and the rear cover plate (10), and an air outlet (71) is disposed on the air outlet cover plate (7).
10. A vehicle comprising a battery pack according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023337176.6U CN213660523U (en) | 2020-12-31 | 2020-12-31 | Battery pack and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023337176.6U CN213660523U (en) | 2020-12-31 | 2020-12-31 | Battery pack and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213660523U true CN213660523U (en) | 2021-07-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023337176.6U Active CN213660523U (en) | 2020-12-31 | 2020-12-31 | Battery pack and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213660523U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114006078A (en) * | 2021-10-25 | 2022-02-01 | 湖北亿纬动力有限公司 | Air-cooled battery system |
-
2020
- 2020-12-31 CN CN202023337176.6U patent/CN213660523U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114006078A (en) * | 2021-10-25 | 2022-02-01 | 湖北亿纬动力有限公司 | Air-cooled battery system |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No.8899 Xincheng Avenue, Jintan District, Changzhou City, Jiangsu Province Patentee after: SVOLT Energy Technology Co.,Ltd. Address before: No.8899 Xincheng Avenue, Jintan District, Changzhou City, Jiangsu Province Patentee before: SVOLT Energy Technology Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |