CN211238440U - Battery box with high-efficient cooling structure - Google Patents
Battery box with high-efficient cooling structure Download PDFInfo
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- CN211238440U CN211238440U CN202020027301.4U CN202020027301U CN211238440U CN 211238440 U CN211238440 U CN 211238440U CN 202020027301 U CN202020027301 U CN 202020027301U CN 211238440 U CN211238440 U CN 211238440U
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- air
- box
- air conditioner
- battery
- battery module
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- 238000001816 cooling Methods 0.000 title claims abstract description 17
- 238000005192 partition Methods 0.000 claims description 26
- 239000010410 layer Substances 0.000 claims description 23
- 239000002356 single layer Substances 0.000 claims description 7
- 238000005516 engineering process Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model provides a battery box with high-efficient cooling structure, include a plurality of layers of battery module and establish the side wall formula air conditioner of battery module one side, every layer be equipped with the baffle between the battery module, the baffle extends to side wall formula air conditioner, side wall formula air conditioner is equipped with air conditioner air outlet and air conditioner return air inlet, the last rectifier box that supplies air that is equipped with of air conditioner air outlet, be equipped with the air guide nozzle on the rectifier box that supplies air, the air guide nozzle corresponds battery module top surface position, the baffle has a down dip and is equipped with a plurality of spoilers, the incline direction of spoiler with air conditioner air outlet's air-out direction is unanimous. The utility model discloses carry out the management that the air current organized, optimize the air current and organize, increase the heat exchange efficiency of module and air conditioner air supply, reduce the module temperature.
Description
Technical Field
The utility model belongs to the technical field of power battery thermal management, concretely relates to battery box with high-efficient cooling structure.
Background
The application of the power battery is more and more common, and research and development aiming at the power battery technology are more and more paid attention by researchers, however, the thermal management technology of the power battery is an extremely important technology in the field of power batteries. Since too high or too low temperature directly affects the service life and performance of the power battery and may cause safety problems of the battery system, and uneven distribution of the temperature field in the battery box causes imbalance of performance among the battery modules and the single cells, the battery thermal management system is necessary for the power battery system of the electric vehicle. The reliable and efficient thermal management system has great significance for reliable and safe application of the electric vehicle.
The existing battery box body adopts a side wall type air conditioner and is used for supplying cold energy to the battery box body. This device has the following disadvantages: a passage is formed between the air supply outlet of the air conditioner and the air return inlet of the air conditioner, a large amount of cold air sent out by the air supply outlet does not cool the battery module and directly flows back to the air return inlet of the air conditioner, and a large amount of cold air is in short circuit, so that a large amount of cold energy is directly wasted; and the top surface of the module is a main radiating surface, and the air supply of the air conditioner cannot intensively cool the top surface of the module due to the problems of air supply direction and air flow resistance, so that a large amount of cold energy is indirectly wasted.
The top surface air quantity and the air speed of the existing scheme module are small, the air speed of the top surface of a part of modules is close to zero, the temperature of the modules is high, and the risk of thermal runaway is very large.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a battery box with high-efficient cooling structure carries out the management that the air current organized, optimizes the air current and organizes, increases the heat exchange efficiency of module and air conditioner air supply, reduces the module temperature.
The utility model provides a following technical scheme:
the utility model provides a battery box with high-efficient cooling structure, includes a plurality of layers of battery module and establishes the lateral wall formula air conditioner of battery module one side, every layer be equipped with the baffle between the battery module, the baffle extends to lateral wall formula air conditioner, lateral wall formula air conditioner is equipped with air outlet and air conditioner return inlet, the last rectifier box that supplies air that is equipped with of air outlet, be equipped with the air guide mouth on the rectifier box that supplies air, the air guide mouth corresponds battery module top surface position, the baffle declination is equipped with a plurality of spoilers, the incline direction of spoilers with air outlet's air-out direction is unanimous.
Preferably, the air supply rectification box is close to the partition plate, and the air guide nozzle is close to the corresponding upper partition plate of each layer.
Preferably, the air outlet of the air conditioner corresponds to the battery module on the top layer.
Preferably, the air supply rectification box is a multilayer air supply rectification box or a single-layer air supply rectification box.
Preferably, multilayer air supply rectifier box includes the box and establishes a plurality of on the box air guide nozzle, the box is established air conditioner air outlet department, air guide nozzle is flat nozzle, flat nozzle corresponds the top surface of battery module and adjacent upper strata the baffle.
Preferably, the single-layer air supply rectifier box comprises two mutually opposite side vertical plates and a bottom plate connected with the side vertical plates, the side vertical plates are respectively arranged on two sides of the air conditioner air outlet, one end of each side vertical plate is connected with the corresponding partition plate, the other end of each side vertical plate is connected with the corresponding bottom plate, the bottom plate is opposite to the corresponding partition plate and surrounds the air conditioner air outlet in an inclined mode, and the bottom plate is inclined and corresponds to the top surface of the battery module.
Preferably, a guide plate is arranged on the side edge of the top end of the other side, opposite to the side wall type air conditioner, of each layer of battery module, and the guide plate is obliquely arranged in the direction opposite to the top surface of the battery module.
The utility model has the advantages that: the battery box is divided into an air supply path and an air return path by the efficient cooling structure, so that the phenomenon of cold air short circuit is avoided; the installation air supply rectifier box makes the cold wind air current concentrate the module top surface of flowing through, has increased heat exchange efficiency, makes the air current organize comparatively rationally, and the module is higher with the heat exchange efficiency of air conditioner air supply, has reduced the module temperature.
Drawings
The accompanying drawings 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 invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of the multi-layer air supply rectification box of the present invention;
FIG. 3 is a schematic structural view of the single-layer air supply rectification box of the present invention;
FIG. 4 is a schematic view of the front view structure of the partition board of the present invention;
FIG. 5 is a schematic view of the bottom structure of the partition board of the present invention;
labeled as: 1. a side wall type air conditioner; 2. an air-conditioning return air inlet; 3. a battery module; 4. an air supply rectification box; 41. a box body; 42. a bottom nozzle; 43. a middle nozzle; 44. a top nozzle; 45. a side vertical plate; 46. a base plate; 5. a bottom partition; 51. a partition plate; 52. a spoiler; 6. a middle partition plate; 7. a top partition.
Detailed Description
As shown in fig. 1, 4 and 5, a battery box with a high-efficiency cooling structure comprises a plurality of layers of battery modules 3 and a side wall type air conditioner 1 arranged on one side of each battery module 3, wherein a partition plate 51 is arranged between each layer of battery modules 3, the partition plate 51 extends to the side wall type air conditioner 1, the side wall type air conditioner 1 is provided with an air conditioner air outlet and an air conditioner air return inlet 2, and the air conditioner air outlet corresponds to the battery module 3 on the top layer to perform air return operation. Be equipped with air supply rectifier box 4 on the air outlet of air conditioner, be equipped with the air guide nozzle on the air supply rectifier box 4, the air guide nozzle corresponds the battery module 3 top surface position, and the baffle 51 is close to the baffle 51 of air supply rectifier box 4, and the air guide nozzle is close to the top baffle 51 that every layer corresponds and has declined to be equipped with a plurality of spoilers 52, and the incline direction of spoilers 52 is unanimous with air outlet direction of air outlet of air conditioner. Furthermore, a guide plate is arranged on the side edge of the top end of the other side, opposite to the side wall type air conditioner 1, of each layer of battery module 3, the guide plate is arranged in a direction opposite to the top surface of the battery module 3 in an inclined mode, the airflow circulation path is optimized through the guide 6 plate, and meanwhile system resistance is reduced.
As shown in fig. 1-3, the air supply rectification box 4 is a multilayer air supply rectification box or a single-layer air supply rectification box, the multilayer air supply rectification box comprises a box body 41 and a plurality of air guide nozzles arranged on the box body 41, the box body 41 is arranged at an air outlet of an air conditioner, the air guide nozzles are flat nozzles, the flat nozzles correspond to the top surface of the battery module 3 and are adjacent to the upper layer of partition plate 51, as shown in fig. 2, the multilayer air supply rectification box is a three-layer partition plate and comprises a bottom partition plate 5, a middle partition plate 6 and a top partition plate 7, each layer corresponds to the bottom touch nozzle 42 respectively, the middle touch nozzle 43 and the top touch nozzle 44, the four layers of battery modules are blocked, the battery box is divided into three air supply branches, and an. The single-layer air supply rectifier box comprises two mutually opposite side vertical plates 45 and a bottom plate 46 connected with the side vertical plates 45, the side vertical plates 45 are respectively arranged on two sides of an air conditioner air outlet, one end of each side vertical plate 45 is connected with a partition plate 51, the other end of each side vertical plate is connected with the bottom plate 46, the bottom plate 46 is opposite to the partition plate 51 and surrounds the air conditioner air outlet in an inclined mode, the bottom plate 46 is inclined to correspond to the top surface of the battery module 3, the concentrated air is sent to the top surface of.
As shown in fig. 1-5, in the use process of a battery box with a high-efficiency cooling structure, an air supply rectification box 4 is used for intensively sending air supplied by an air conditioner to the top surface of a module after rectifying the air supplied by the air conditioner, the air direction of cold air flow is parallel to the top surface of the module after rectifying the cold air flow, the air speed is high, so that the heat exchange coefficient is high, the heat exchange efficiency is greatly increased, the air supplied by the air conditioner is converged to the top module space at the far end after passing through the air supply branch, and the air flows back to an air conditioner air return inlet 2 after cooling the top module; the battery module 3 is blocked by the partition board 51, and the battery box is divided into a plurality of air supply branches and an air return path, so that the phenomenon of short circuit of airflow is avoided; the bottom plate of the partition plate 51 is provided with the spoiler 52, the inclination direction of the spoiler 52 is consistent with the airflow direction, and the spoiler 52 can increase the disturbance of the airflow on the surface of the module, so that the convection heat exchange coefficient is increased, and the heat exchange efficiency is improved; the spoilers 52 can be arranged in a cross-arrangement or an in-line arrangement according to the requirements of specific projects, and fig. 4 and 5 show the in-line arrangement.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a battery box with high-efficient cooling structure, its characterized in that includes a plurality of layers of battery module and establishes the side wall formula air conditioner of battery module one side, every layer be equipped with the baffle between the battery module, the baffle extends to side wall formula air conditioner, side wall formula air conditioner is equipped with air outlet and air conditioner return air inlet, the last rectifier box that supplies air that is equipped with of air outlet, be equipped with the air guide nozzle on the rectifier box that supplies air, the air guide nozzle corresponds battery module top surface position, the baffle has a plurality of spoilers in the slope, the incline direction of spoiler with air outlet's air-out direction is unanimous.
2. The battery box with a high efficiency cooling structure according to claim 1, wherein the supply air rectifying box is disposed next to the partition plate, and the air guide nozzle is disposed next to the upper partition plate corresponding to each layer.
3. The battery box with the efficient cooling structure as claimed in claim 1, wherein the air outlet corresponds to the battery module at the top layer.
4. The battery box with the efficient cooling structure according to claim 1, wherein the air supply rectification box is a multi-layer air supply rectification box or a single-layer air supply rectification box.
5. The battery box with the efficient cooling structure as claimed in claim 4, wherein the multi-layer air supply rectification box comprises a box body and a plurality of air guide nozzles arranged on the box body, the box body is arranged at the air conditioner air outlet, the air guide nozzles are flat nozzles, and the flat nozzles correspond to the top surface of the battery module and are next to the partition plate on the previous layer.
6. The battery box with the efficient cooling structure as claimed in claim 4, wherein the single-layer air supply rectification box comprises two mutually opposite side vertical plates and a bottom plate connected with the side vertical plates, the side vertical plates are respectively arranged at two sides of the air conditioner air outlet, one end of each side vertical plate is connected with the partition plate, the other end of each side vertical plate is connected with the bottom plate, the bottom plate is opposite to the partition plate and surrounds the air conditioner air outlet, the bottom plate is arranged in an inclined manner, and the bottom plate is inclined and corresponds to the top surface of the battery module.
7. The battery box with the efficient cooling structure as claimed in claim 1, wherein a flow guide plate is provided on the side edge of the other side of the battery modules with respect to the side wall type air conditioner at each layer, and the flow guide plate is inclined in the direction with respect to the top surface of the battery modules.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020027301.4U CN211238440U (en) | 2020-01-07 | 2020-01-07 | Battery box with high-efficient cooling structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020027301.4U CN211238440U (en) | 2020-01-07 | 2020-01-07 | Battery box with high-efficient cooling structure |
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| Publication Number | Publication Date |
|---|---|
| CN211238440U true CN211238440U (en) | 2020-08-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020027301.4U Active CN211238440U (en) | 2020-01-07 | 2020-01-07 | Battery box with high-efficient cooling structure |
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| CN (1) | CN211238440U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111129651A (en) * | 2020-01-07 | 2020-05-08 | 盐城国投中科新能源科技有限公司 | A battery box with an efficient cooling structure |
| CN117673581A (en) * | 2022-08-24 | 2024-03-08 | 比亚迪股份有限公司 | Energy storage cabinet |
-
2020
- 2020-01-07 CN CN202020027301.4U patent/CN211238440U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111129651A (en) * | 2020-01-07 | 2020-05-08 | 盐城国投中科新能源科技有限公司 | A battery box with an efficient cooling structure |
| CN111129651B (en) * | 2020-01-07 | 2025-10-31 | 盐城国投中科新能源科技有限公司 | Battery box with high-efficient cooling structure |
| CN117673581A (en) * | 2022-08-24 | 2024-03-08 | 比亚迪股份有限公司 | Energy storage cabinet |
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