CN105789736A - Battery box and vehicle with same - Google Patents
Battery box and vehicle with same Download PDFInfo
- Publication number
- CN105789736A CN105789736A CN201610248072.7A CN201610248072A CN105789736A CN 105789736 A CN105789736 A CN 105789736A CN 201610248072 A CN201610248072 A CN 201610248072A CN 105789736 A CN105789736 A CN 105789736A
- Authority
- CN
- China
- Prior art keywords
- vaporizer
- cooling
- battery modules
- orifice plate
- battery case
- 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.)
- Granted
Links
- 238000001816 cooling Methods 0.000 claims abstract description 67
- 239000006200 vaporizer Substances 0.000 claims description 61
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000002372 labelling Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
- H01M10/6561—Gases
- H01M10/6562—Gases with free flow by convection only
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/625—Vehicles
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Secondary Cells (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The invention discloses a battery box and a vehicle with the same. The battery box comprises a box body, a battery module, a cooling orifice plate, an evaporator and an air circulating device, the battery module is arranged in the box body and is separated from the bottom wall of the box body, the cooling orifice plate is arranged between the battery module and the bottom wall and provided with cooling holes towards the bottom face of the battery module, the evaporator is disposed in the box body, the air circulating device is arranged in the box body and used for guiding air in the box body to the evaporator and outputting cold air formed after heat exchange of the evaporator to the cooling orifice plate, and accordingly the cold air is blown to the battery module through the cooling holes. By means of the arrangement of the cooling orifice plate, the evaporator and the air circulating device, the battery box can provide cold air for the battery module in the battery box, the cold air can bring away heat of the battery module, and the work temperature of the battery module can be quickly reduced.
Description
Technical field
The present invention relates to technical field of vehicle, particularly relate to a kind of battery case and there is the vehicle of this battery case.
Background technology
In correlation technique, pure electric automobile, plug-in or mixed power electric car all adopt electrokinetic cell system as the energy source of vehicle.The operating temperature of battery is very big on the impact such as battery capacity, cycle life.At present, most of electric vehicles adopt the mode of natural cooling, rely on battery pack housing to dispel the heat, radiating effect is poor, heat accumulative in battery bag can not quickly move through battery container and be dispersed into outside, causes battery bag internal temperature rise higher, affects capacity and the cycle life of battery.
Summary of the invention
It is contemplated that one of technical problem solved at least to a certain extent in correlation technique.For this, the present invention proposes a kind of battery case, and this battery case can form circulation wind path in casing, it is possible to provides cold wind to battery modules, it is possible to the operating temperature of battery modules is suitable for, it is possible to improve the capacity of battery modules and extend cycle life.
The present invention proposes a kind of vehicle further.
Battery case according to the present invention, including: casing；Battery modules, described battery modules is arranged in described casing and spaced apart with the diapire of described casing；Cooling orifice plate, described cooling orifice plate is arranged between described battery modules and described diapire, and described cooling orifice plate offers the Cooling Holes towards described battery modules bottom surface；Vaporizer, described vaporizer is arranged in described casing；And air circulation device, described air circulation device be arranged in described casing and for the air in casing is led vaporizer and by with evaporator heat exchange after the cold air that formed export to cooling down orifice plate so that cold wind blows to described battery modules by Cooling Holes.
Battery case according to the present invention, by arranging cooling orifice plate, vaporizer and air circulation device, can so that the battery modules that battery case is its inside provides cold wind, thus cold wind can take away the heat of battery modules, can quickly reduce the operating temperature of battery modules, can so that the operating temperature of battery modules be suitable for, it is possible to improve the capacity of battery modules and increase the service life, it is possible to improving the performance of vehicle.
It addition, the battery case according to the present invention can also have following additional technical feature:
In some examples of the present invention, described cooling orifice plate is spaced apart with described diapire to form cooling air channel, is provided with jet orifice between described cooling air channel and described vaporizer.
In some examples of the present invention, described battery case also includes: support, described support supports described battery modules, limits the vaporizer installing space for installing described vaporizer between described support and described diapire, and described jet orifice is arranged on the wall of described support.
In some examples of the present invention, the size of the Cooling Holes on described cooling orifice plate is increasing trend according to the distance apart from described vaporizer.
In some examples of the present invention, described battery case also includes: multiple wind deflectors, described wind deflector is arranged on the upper surface of described cooling orifice plate, the plurality of wind deflector is spaced apart from each other on the length direction of described vaporizer, and each described wind deflector extends along the direction being generally normal to described vaporizer.
In some examples of the present invention, air channel in the middle of being formed between two adjacent described wind deflectors, the width in described middle air channel is according to the trend that tapers off to the direction away from described vaporizer.
In some examples of the present invention, described battery modules is divided into two groups and spaced apart, and described vaporizer and described air circulation device are arranged on described in two groups between battery modules.
In some examples of the present invention, described air circulation device includes: jet blower.
In some examples of the present invention, described jet blower is multiple and length direction along described vaporizer is distributed.
Vehicle according to the invention, including above-mentioned battery case, owing to battery case has cooling orifice plate, vaporizer and air circulation device, thus battery case can feed cold wind to its internal battery modules, cold wind can take away the heat of battery modules, and cold wind can quickly reduce the operating temperature of battery modules, and then can so that the operating temperature of battery modules is suitable for, the capacity of battery modules can be improved and increase the service life, it is possible to improving the performance of vehicle.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of battery case according to embodiments of the present invention；
Fig. 2 is the sectional view of the battery case shown in Fig. 1；
Fig. 3 is the schematic diagram of the cooling orifice plate in the battery case shown in Fig. 1.
Accompanying drawing labelling:
Battery case 100；
Casing 10；Diapire 11；Battery modules 20；
Cooling orifice plate 30；Cooling Holes 31；Cooling air channel 32；Jet orifice 33；
Vaporizer 40；Air circulation device 50；Support 60；Wind deflector 70；Middle air channel 71.
Detailed description of the invention
Being described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings.The embodiment described below with reference to accompanying drawing is illustrative of, it is intended to is used for explaining the present invention, and is not considered as limiting the invention.
Below with reference to the accompanying drawings battery case 100 according to embodiments of the present invention is described in detail, and this battery case 100 can be applied on automobile.
Battery case 100 according to embodiments of the present invention may include that casing 10, battery modules 20, cooling orifice plate 30, vaporizer 40 and air circulation device 50.As depicted in figs. 1 and 2, battery modules 20 is arranged in casing 10, and battery modules 20 is spaced apart with the diapire 11 of casing 10, cooling orifice plate 30 is arranged between battery modules 20 and diapire 11, and cooling orifice plate 30 offers the Cooling Holes 31 towards battery modules 20 bottom surface.In other words, cooling orifice plate 30 is arranged on the diapire 11 of casing 10, and battery modules 20 is placed on cooling orifice plate 30.
As depicted in figs. 1 and 2, vaporizer 40 is arranged in casing 10, air circulation device 50 is arranged in casing 10, and air circulation device 50 is for the vaporizer 40 that led by the air in casing 10, and air circulation device 50 by with vaporizer 40 heat exchange after formed cold air output to cooling orifice plate 30 place so that cold wind can pass through Cooling Holes 31 blow to battery modules 20.It is understandable that, air in casing 10 can be converted and become a common practice by air circulation device 50, and air circulation device 50 wind can be transported to vaporizer 40 place so that wind and vaporizer 40 carry out heat exchange, wind after heat exchange becomes the cold wind of low temperature, cold wind flows to cooling orifice plate 30, and cold wind flows to the lower surface of battery modules 20 by cooling down the Cooling Holes 31 on orifice plate 30, so that the bottom-up heat taking away battery modules 20 of cold wind, the temperature of battery modules 20 can be reduced, and then can so that the operating temperature of battery modules 20 is suitable for, the capacity of battery modules 20 can be improved and increase the service life.It is additionally, since battery modules 20 and there is the good feature of heat conductivity in the vertical direction, and the bottom-up flowing of cold wind that Cooling Holes 31 blows, such that it is able to take away the heat of battery modules 20 to greatest extent.
Alternatively, air circulation device 50 may include that jet blower.Air in casing 10 can be changed into high speed and high pressure air-flow by jet blower, and this high speed and high pressure air-flow can be flowed to vaporizer 40 by jet blower.Preferably, as it is shown in figure 1, jet blower can be multiple, and multiple jet blower can be distributed along the length direction (i.e. fore-and-aft direction shown in Fig. 1) of vaporizer 40.So, by arranging multiple jet blower, the flow of the wind flowing to vaporizer 40 can be increased, and multiple jet blower is distributed in the longitudinal direction, can to flow to vaporizer 40 air quantity everywhere close, can so that wind better with vaporizer 40 heat exchange, it is possible to improve vaporizer 40 heat exchange efficiency, it is possible to improve battery case 100 work efficiency.
According to a preferred embodiment of the present invention, as depicted in figs. 1 and 2, battery modules 20 is segmented into two groups, and two Battery pack modules 20 are spaced apart, and vaporizer 40 and air circulation device 50 are arranged between two Battery pack modules 20.Thus, vaporizer 40 and air circulation device 50 can provide cold wind to two battery modules 20 being positioned at its both sides simultaneously, the layout quantity of vaporizer 40 and air circulation device 50 can be reduced to greatest extent, cost and the weight of battery case 100 can be reduced, it is possible to make battery case 100 meet the lightweight requirements of vehicle.
Battery case 100 according to embodiments of the present invention, by arranging cooling orifice plate 30, vaporizer 40 and air circulation device 50, can so that the battery modules 20 that battery case 100 is its inside provides cold wind, thus cold wind can take away the heat of battery modules 20, and then can quickly reduce the operating temperature of battery modules 20, can so that the operating temperature of battery modules 20 be suitable for, it is possible to improve the capacity of battery modules 20 and extend its service life, it is possible to improving the performance of vehicle.
A specific embodiment according to the present invention, as in figure 2 it is shown, cooling orifice plate 30 is spaced apart with diapire 11 to form cooling air channel 32, is provided with jet orifice 33 between cooling air channel 32 and vaporizer 40.In other words, cooling air channel 32 is connected between Cooling Holes 31 and vaporizer 40, and cooling air channel 32 is connected by jet orifice 33 with vaporizer 40, so make wind can fully and vaporizer 40 carry out heat exchange, the cold wind that heat exchange completes can pass through jet orifice 33 and enter in cooling air channel 32, and cold wind is sent to battery modules 20 again through Cooling Holes 31.Thus, the heat exchange efficiency of vaporizer 40 is higher, it is possible to be supplied to battery modules 20 cold wind better, it is possible to reduce the operating temperature of battery modules 20 better, it is possible to improves the capacity of battery modules 20 better and extends its service life.
Alternatively, in conjunction with shown in Fig. 2 and Fig. 3, battery case 100 can also include: support 60, and support 60 supports battery modules 20, limits the vaporizer installing space for installing vaporizer 40 between support 60 and diapire 11, and jet orifice 33 is arranged on the wall of support 60.Wherein, jet orifice 33 can be respectively formed on two sidewalls of support 60 so that the cold wind that heat exchange completes can flow to the cooling air channel 32 of both sides respectively, so that vaporizer 40 can provide cold wind for two battery modules 20 simultaneously.
According to a preferred embodiment of the present invention, as it is shown on figure 3, the size of the Cooling Holes 31 cooled down on orifice plate 30 is increasing trend according to the distance of distance vaporizer 40.It should be noted that, the flow direction of cold wind is flow from vaporizer 40 to the direction away from vaporizer 40, in cold wind flow process, the wind speed of cold wind is relatively low gradually, temperature is gradually lowered, by regulating the size of the Cooling Holes 31 on cooling orifice plate 30, can so that the cold wind temperature discharged near the Cooling Holes 31 of vaporizer 40 be relatively low and wind speed is very fast, and can so that the cold wind temperature drift and the wind speed that discharge away from the Cooling Holes 31 of vaporizer 40 are slower, but cold wind quantity can be more, so that the homogeneous temperature of battery modules 20, can ensure that the functional reliability of battery modules 20.
According to a further advantageous embodiment of the invention, as shown in Figure 3, battery case 100 can also include: multiple wind deflectors 70, wind deflector 70 is arranged on the upper surface of cooling orifice plate 30, multiple wind deflectors 70 are spaced apart from each other on the length direction of vaporizer 40, and each wind deflector 70 extends along the direction being generally normal to vaporizer 40.So, the cold wind discharged from Cooling Holes 31 can flow up under the guide effect of wind deflector 70, so that cold wind is abundant in the vertical direction and battery modules 20 heat exchange, and the wind flowed up can again flow to vaporizer 40 under the effect of air circulation device 50, such that it is able to form a circulation wind path in battery case 100, it is possible to reduce the temperature of battery modules 20 better.
Preferably, as it is shown on figure 3, air channel 71 in the middle of being formed between adjacent two wind deflectors 70, the width (i.e. the length in the longitudinal direction of middle air channel 71 shown in Fig. 3) in middle air channel 71 is according to the trend that tapers off to the direction away from vaporizer 40.By arranging middle air channel 71, it is possible to accelerate cold wind flow velocity in the vertical direction, it is possible to make cold wind better with battery modules 20 heat exchange, it is possible to reduce the operating temperature of battery modules 20 better.And, by air channel, centre 71 is arranged in a manner mentioned above, it is possible to make the flowing velocity in the vertical direction of wind everywhere close, it is possible to be easy to the overall flow smoothness of circulation wind path.
Vehicle according to embodiments of the present invention, battery case 100 including above-described embodiment, owing to battery case 100 has cooling orifice plate 30, vaporizer 40 and air circulation device 50, thus battery case 100 can feed cold wind to its internal battery modules 20, cold wind can take away the heat of battery modules 20, and then can quickly reduce the operating temperature of battery modules 20, can so that the operating temperature of battery modules 20 be suitable for, the capacity of battery modules 20 can be improved and extend its service life, it is possible to improving the performance of vehicle.
In the description of this specification, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means in conjunction with this embodiment or example describe are contained at least one embodiment or the example of the present invention.In this manual, the schematic representation of above-mentioned term is necessarily directed to identical embodiment or example.And, the specific features of description, structure, material or feature can combine in one or more embodiments in office or example in an appropriate manner.Additionally, when not conflicting, the feature of the different embodiments described in this specification or example and different embodiment or example can be carried out combining and combining by those skilled in the art.
Although above it has been shown and described that embodiments of the invention, it is understandable that, above-described embodiment is illustrative of, it is impossible to be interpreted as limitation of the present invention, and above-described embodiment can be changed, revises, replace and modification by those of ordinary skill in the art within the scope of the invention.
Claims (10)
1. a battery case, it is characterised in that including:
Casing；
Battery modules, described battery modules is arranged in described casing and spaced apart with the diapire of described casing；
Cooling orifice plate, described cooling orifice plate is arranged between described battery modules and described diapire, and described cooling orifice plate offers the Cooling Holes towards described battery modules bottom surface；
Vaporizer, described vaporizer is arranged in described casing；And
Air circulation device, described air circulation device be arranged in described casing and for the air in casing is led vaporizer and by with evaporator heat exchange after the cold air that formed export to cooling down orifice plate so that cold wind blows to described battery modules by Cooling Holes.
2. battery case according to claim 1, it is characterised in that described cooling orifice plate is spaced apart with described diapire to form cooling air channel, is provided with jet orifice between described cooling air channel and described vaporizer.
3. battery case according to claim 2, it is characterized in that, also include: support, described support supports described battery modules, limiting the vaporizer installing space for installing described vaporizer between described support and described diapire, described jet orifice is arranged on the wall of described support.
4. battery case according to claim 1, it is characterised in that the size of the Cooling Holes on described cooling orifice plate is increasing trend according to the distance apart from described vaporizer.
5. battery case according to claim 1, it is characterized in that, also include: multiple wind deflectors, described wind deflector is arranged on the upper surface of described cooling orifice plate, the plurality of wind deflector is spaced apart from each other on the length direction of described vaporizer, and each described wind deflector extends along the direction being generally normal to described vaporizer.
6. battery case according to claim 5, it is characterised in that air channel in the middle of being formed between two adjacent described wind deflectors, the width in described middle air channel is according to the trend that tapers off to the direction away from described vaporizer.
7. battery case according to claim 1, it is characterised in that described battery modules is divided into two groups and spaced apart, described vaporizer and described air circulation device are arranged on described in two groups between battery modules.
8. battery case according to claim 1, it is characterised in that described air circulation device includes: jet blower.
9. battery case according to claim 8, it is characterised in that described jet blower is multiple and length direction along described vaporizer is distributed.
10. a vehicle, it is characterised in that include the battery case according to any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610248072.7A CN105789736B (en) | 2016-04-20 | 2016-04-20 | Battery case and vehicle with it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610248072.7A CN105789736B (en) | 2016-04-20 | 2016-04-20 | Battery case and vehicle with it |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105789736A true CN105789736A (en) | 2016-07-20 |
| CN105789736B CN105789736B (en) | 2018-07-17 |
Family
ID=56398025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610248072.7A Expired - Fee Related CN105789736B (en) | 2016-04-20 | 2016-04-20 | Battery case and vehicle with it |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105789736B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106299544A (en) * | 2016-10-21 | 2017-01-04 | 法乐第(北京)网络科技有限公司 | Battery modules and battery bag |
| CN107611308A (en) * | 2017-09-23 | 2018-01-19 | 芜湖雪影实业有限公司 | Battery installation structure of electric car |
| CN107719091A (en) * | 2017-09-23 | 2018-02-23 | 芜湖雪影实业有限公司 | A kind of battery installation structure of electric car |
| CN110233311A (en) * | 2019-07-08 | 2019-09-13 | 中车资阳机车有限公司 | A kind of machine Vehicular dynamic battery air cooling system |
| CN110265749A (en) * | 2019-07-10 | 2019-09-20 | 惠州亿纬锂能股份有限公司 | A kind of battery case |
| WO2023030204A1 (en) * | 2021-08-31 | 2023-03-09 | 欣旺达电动汽车电池有限公司 | Battery box and battery pack |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060115714A1 (en) * | 2004-11-29 | 2006-06-01 | Gun-Goo Lee | Secondary battery module |
| CN101728595A (en) * | 2008-10-10 | 2010-06-09 | 比亚迪股份有限公司 | Battery pack |
-
2016
- 2016-04-20 CN CN201610248072.7A patent/CN105789736B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060115714A1 (en) * | 2004-11-29 | 2006-06-01 | Gun-Goo Lee | Secondary battery module |
| CN101728595A (en) * | 2008-10-10 | 2010-06-09 | 比亚迪股份有限公司 | Battery pack |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106299544A (en) * | 2016-10-21 | 2017-01-04 | 法乐第(北京)网络科技有限公司 | Battery modules and battery bag |
| CN107611308A (en) * | 2017-09-23 | 2018-01-19 | 芜湖雪影实业有限公司 | Battery installation structure of electric car |
| CN107719091A (en) * | 2017-09-23 | 2018-02-23 | 芜湖雪影实业有限公司 | A kind of battery installation structure of electric car |
| CN110233311A (en) * | 2019-07-08 | 2019-09-13 | 中车资阳机车有限公司 | A kind of machine Vehicular dynamic battery air cooling system |
| CN110265749A (en) * | 2019-07-10 | 2019-09-20 | 惠州亿纬锂能股份有限公司 | A kind of battery case |
| CN110265749B (en) * | 2019-07-10 | 2021-04-02 | 湖北亿纬动力有限公司 | Battery box |
| WO2023030204A1 (en) * | 2021-08-31 | 2023-03-09 | 欣旺达电动汽车电池有限公司 | Battery box and battery pack |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105789736B (en) | 2018-07-17 |
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