CN202550026U - Power battery system and electric vehicle - Google Patents
Power battery system and electric vehicle Download PDFInfo
- Publication number
- CN202550026U CN202550026U CN2012200917869U CN201220091786U CN202550026U CN 202550026 U CN202550026 U CN 202550026U CN 2012200917869 U CN2012200917869 U CN 2012200917869U CN 201220091786 U CN201220091786 U CN 201220091786U CN 202550026 U CN202550026 U CN 202550026U
- Authority
- CN
- China
- Prior art keywords
- bag
- primary cell
- conveying pipe
- wind conveying
- air channel
- 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.)
- Expired - Fee Related
Links
Images
Classifications
-
- 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
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Landscapes
- Secondary Cells (AREA)
Abstract
The utility model relates to the field of batteries, in particular to a power battery system. The system comprises a primary battery pack and a secondary battery pack, wherein the primary battery pack and the secondary battery pack respectively comprises a case, a battery group positioned in the case, and an air duct used for cooling or heating the battery group; the case of the primary battery pack is further internally provided with an independent pneumatic tube; and air of the air duct of the secondary battery pack is introduced from the independent pneumatic tube of the primary battery pack. With the adoption of the power battery system, uniform cooling or heating on a plurality of battery packs can be realized. The utility model further discloses an electric vehicle comprising the power battery system.
Description
Technical field
The utility model relates to field of batteries, relates in particular to a kind of electrokinetic cell system and electric automobile.
Background technology
Along with society is increasingly high to requirements of green environmental protection, consider that from national Oil Safety angle electric motor car will become one of main direction of following development of automobile simultaneously.One of core technology of electric automobile is exactly an electrokinetic cell, and the consistency that electrokinetic cell dispatches from the factory is most important for the application of battery, the consistency that also has electrokinetic cell to use that is worth us to pay close attention to equally.Therefore, the consistency of electrokinetic cell bag heat management is one of technological difficulties of each car load factory and battery producer.Electrokinetic cell bag heat management mainly contains two kinds of air-cooled and liquid cooling; At present main the employing extracted crew module's air and come battery is cooled off or heat, for a plurality of power brick, if when adopting the tandem connection; The temperature contrast of power brick air inlet is big, causes power brick cooling or heats bad.
Summary of the invention
Big and then cause power brick cooling or the bad problem of heats in order to solve in the prior art in the electric automobile intake air temperature difference of a plurality of power brick; Thereby the utility model provides a kind of electrokinetic cell system; This system comprises primary cell bag and secondary battery bag; Said primary cell bag and secondary battery bag comprise housing separately, are positioned at the battery pack of said housing and are used for the air channel to said battery pack cooling or heating; The enclosure interior of said primary cell bag also is provided with independent wind conveying pipe, and the wind in the air channel of said secondary battery bag draws the independent wind conveying pipe from the primary cell bag.
Further; Primary cell bag described in the utility model electrokinetic cell system is a plurality of; The independent wind conveying pipe of a plurality of primary cell bags is connected in series successively; And the wind in a back primary cell bag air channel of serial connection and the wind of independent wind conveying pipe draw the independent wind conveying pipe from previous primary cell bag mutually, and the independent wind conveying pipe of last primary cell bag of serial connection is connected with secondary battery bag air channel mutually.
Further, the independent wind conveying pipe in the body of primary cell involucrum described in the utility model electrokinetic cell system is many, is used for respectively to the air channel and the independent wind conveying pipe of a back primary cell bag of serial connection are carried wind mutually.
Further, the air inlet in the independent wind conveying pipe of primary cell bag described in the utility model electrokinetic cell system and/or air channel is a plurality of.
Further, be connected through transition conduit between the air channel of the inner independent wind conveying pipe of primary cell bag described in the utility model electrokinetic cell system and secondary battery bag.
Further, the adjustable in length of transition conduit described in the utility model electrokinetic cell system.
Further, the air outlet in air channel is provided with ventilating fan described in the utility model electrokinetic cell system.
Further, the periphery of independent wind conveying pipe is provided with thermal insulation layer described in the utility model electrokinetic cell system.
Further, independent wind conveying pipe and/or air channel and battery pack case are one-body molded described in the utility model electrokinetic cell system.
Simultaneously for solving above-mentioned prior art problem; The utility model has also proposed a kind of electric automobile; Comprise vehicle body and the electrokinetic cell system that is positioned at vehicle body, this battery system is above-mentioned described electrokinetic cell system, and said vehicle body comprises back seat and spare tyre pond; Said primary cell bag is positioned at position behind the back seat, and said secondary battery bag is positioned at the spare tyre pond.
Beneficial effect: the independent wind conveying pipe in the utility model primary cell bag is located at power brick inside and is had separate space and carry the wind of cooling or heating separately for the secondary battery bag; A plurality of like this power brick can reach the cooling or the heats of basically identical; Independent wind conveying pipe is located at idle part in the power brick simultaneously, does not take the compartment area separately.
Description of drawings
Fig. 1 the utility model electrokinetic cell system example structure illustraton of model.
Another example structure illustraton of model of Fig. 2 the utility model electrokinetic cell system.
Fig. 3 the utility model electrokinetic cell system example structure sketch map.
Embodiment
Be elaborated below in conjunction with the embodiment of accompanying drawing to the utility model.Should be understood that embodiment described herein only is used for explanation and explains the utility model, is not limited to the utility model.
Be illustrated in figure 1 as the structural model figure of the utility model electrokinetic cell system embodiment one; As can be seen from the figure; Said system comprises primary cell bag 1 and secondary battery bag 28; Said primary cell bag 1 comprises housing, is positioned at the battery pack 25 of said housing and is used for the air channel 27 to said battery pack cooling or heating that the air channel of said primary cell bag is provided with air inlet 3 and air outlet 9; Said secondary battery bag 28 also comprises housing, is positioned at the battery pack 21 of said housing and is used for the air channel 29 to said battery pack cooling or heating that the air channel 29 of said secondary battery bag is provided with air inlet 24 and air outlet 22; The enclosure interior of said primary cell bag also is provided with independent wind conveying pipe 4; The wind in air channel 29 draws the independent wind conveying pipe 4 from primary cell bag 1 in the said secondary battery bag 28; The flow direction of gas is the direction of arrow 13 indications in the independent wind conveying pipe 4; Said independent wind conveying pipe 4 is provided with air inlet 8 and air outlet 14, and said primary cell bag is connected through transition conduit 5 with the secondary battery bag, and transition conduit is connected the air outlet 14 of independent wind conveying pipe with the air inlet 24 in air channel in the secondary battery bag.
In order to accelerate apoplexy fast flowing in air channel in primary cell bag 1 and the secondary battery bag 28; Air outlet 9 places in air channel are provided with ventilating fan 6 in primary cell bag 1, in air outlet 22 places in secondary battery bag 28 air channels 29 ventilating fan 23 are set, as the improvement to primary cell bag 1; The air inlet of the air inlet 3 in air channel 27 and heat insulation independent wind conveying pipe 4 is set to a plurality of in can power brick 1; A plurality of air inlets increase the amount of wind, when the power brick heating is big, help timely heat radiation.
Shown in Figure 2 is another embodiment of the utility model electrokinetic cell system; Compare with embodiment one; Present embodiment is two primary cell bags and a secondary battery bag, is respectively primary cell bag 1, primary cell bag 2, secondary battery bag 28; Wherein identical among primary cell bag 1 and secondary battery bag 28 and the embodiment one; Here no longer burdensome, primary cell bag 2 comprises housing equally, is arranged at the independent wind conveying pipe 18 of enclosure interior, is positioned at the battery pack 26 of said housing and is used for the air channel 12 to said battery pack 26 coolings or heating; Said air channel 12 is provided with air inlet 15 and air outlet 10; Said independent wind conveying pipe 18 also is provided with air inlet 17 and air outlet 19, and the wind in heat insulation independent wind conveying pipe 18 and air channel 12 draws the independent wind conveying pipe 4 from primary cell bag 1 in the primary cell bag 2, specifically is connected in the primary cell bag 2 independent wind conveying pipe 18 and air channel 12 and is connected through independent wind conveying pipe 4 in a transition conduit 5 and the primary cell bag 1; Can certainly use other connected modes; For example with two different transition conduit independent wind conveying pipe 4 is connected with air channel 12 with independent wind conveying pipe 18 respectively, the independent wind conveying pipe 18 in the primary cell bag 2 is the air channel 29 defeated wind of secondary battery bag 28, and the independent wind conveying pipe 18 that is specially in the primary cell bag 2 is connected with the air channel 29 of secondary battery bag 28 through a transition conduit 20; In the present embodiment in the primary cell bag 2 air outlet 10 places in air channel 12 ventilating fan 7 preferably is set; As a kind of expansion; The primary cell bag can be many for more; Only need get final product according to primary cell bag 1 in the present embodiment and 2 such connections of primary cell bag, the independent wind conveying pipe in the primary cell bag also can be many simultaneously, and it is corresponding with a plurality of independent wind conveying pipe of previous primary cell bag with the air channel that the primary cell bag of back is respectively equipped with independent wind conveying pipe; Can satisfy a plurality of power brick like this and heat simultaneously or cool off, and can reach identical effect.
The ventilating fan at air outlet place, the foregoing description apoplexy road has been accelerated the flow velocity of air channel apoplexy, has risen to the cooling or the heating properties of battery pack; Independent wind conveying pipe 4 in the primary cell bag 1 and the independent wind conveying pipe 18 in the primary cell bag 2 preferably are provided with according to position, power brick inner space, and for example, the power brick remaining space inside partly is an indentation, and so independent wind conveying pipe also is an indentation; Independent in addition wind conveying pipe can have various ways with being connected of power brick; The utility model the foregoing description adopts following dual mode; First kind: independent wind conveying pipe is shaped on the inwall of battery pack case, and at this moment the material of battery pack case is identical with heat insulation independent wind conveying pipe material; Second kind: independent wind conveying pipe is connected on the inwall of battery pack case through connector; Specifically can be for a buckle is set on independent wind conveying pipe; Draw-in groove is set on battery pack case, is connected with buckle through draw-in groove and realizes that heat insulation independent wind conveying pipe is connected with outer casing inner wall.
As improvement to the foregoing description; As shown in Figure 1, the air inlet 3 in air channel is preferable in the primary cell bag with air outlet 9 and is oppositely arranged in the primary cell bag, for example; Air inlet 3 is located at the upper end of power brick; Air outlet 9 is arranged at the lower end of power brick so, guarantees that like this battery pack can be by fully cooling or heating in the power brick, and the air inlet 24 in air channel also is same setting with air outlet 22 in the secondary battery bag 28; The air inlet 15 in air channel also is same setting with air outlet 10 in the same primary cell bag 2 as shown in Figure 2.
Independent wind conveying pipe 4 in the foregoing description in the primary cell bag 1 as shown in Figure 1 can use the material of some poor heat conductivity to form with the independent wind conveying pipe 18 in the primary cell bag 2 as shown in Figure 2; Preferably be made with elastomeric material; Rubber weight is lighter, and cost is low, as the improvement to the foregoing description; Independent wind conveying pipe periphery in the said primary cell bag 1 is provided with thermal insulation layer; Thermal insulation layer prevents the temperature of the temperature effect independence wind conveying pipe internal gas of battery pack, guarantee to get into that being used in each power brick and the power brick cools off or to heat the wind-warm syndrome degree of first battery pack and second battery pack basic identical, cools off like this or the heats basically identical; The periphery of the independent wind conveying pipe 18 in the same primary cell bag 2 is provided with thermal insulation layer; Battery pack 26 in the assurance primary cell bag 1 in battery pack 25, the primary cell bag 2 can reach identical cooling or heats with the battery pack 21 in the secondary battery bag, and thermal insulation layer can be heat insulation foam or heat barrier foam, preferably uses heat insulation foam.
As further improvement to the foregoing description; Transition conduit 5 as shown in Figure 1 is preferably adjustable with the length of transition conduit 20 shown in Figure 2; Can change the distance between power brick and the power brick as required like this; Have more initiative, communicating pipe specifically can form for two pipelines are threaded each other, can change threaded tube length through the rotary threaded pipeline.
As shown in Figure 1, through air inlet 3, the air inlet 8 of independent wind conveying pipe 4, transition conduit 5 places temperature sensor is set in primary cell bag 1 air channel, 3 position temperature under different crew module's temperature are gathered data such as following table:
| ? | Crew module's temperature | Air inlet 3 | Air inlet 8 | |
| 1 | -10℃ | -10℃ | -10℃ | -11 |
| 2 | 10 |
10 |
10 |
12 |
| 3 | 20 |
20 |
20 |
21℃ |
| 4 | 30℃ | 30℃ | 30℃ | 32℃ |
Above data show; Setting through the said system of the utility model; Guarantee intake air temperature and crew module's temperature basically identical of primary cell bag 1 and secondary battery bag 28, the more important thing is the arrangement space of the air inlet duct of having saved power brick 2, reached purpose convenient for assembly.
Shown in Figure 3 is the structural representation of the utility model embodiment one; As can be seen from the figure the air inlet 8 of the air inlet 3 in air channel and independent wind conveying pipe 4 is set up in parallel in primary cell and wraps end in the primary cell bag 1; The wind of air inlet draws from the crew module; The air outlet 9 in air channel is arranged at the power brick right side in the primary cell bag, like this circulation of the fine completion wind of ability; Secondary battery bag 28 and the 1 mutual vertical setting of primary cell bag, transition conduit 5 connects, transition conduit shape squarish; In the time of on being used for electric automobile, power brick 1 is positioned at position behind the automobile rear seat, and secondary battery bag 28 is arranged in the spare tyre pond; It is long that secondary battery bag 28 draws the distance of crew module's wind; And the air channel need take more trunk space, and power brick 1 inner space utilance is not enough, has segment space to be wasted; The structure setting of primary cell bag 1 and secondary battery bag 28 employing the utility model; Independent wind conveying pipe 4 is set in the primary cell bag carries the wind of cooling or heating separately for the secondary battery bag; Can make full use of the space of power brick 1 like this, and don't can cause secondary battery bag 28 to draw the distance of crew module's wind.
Can intuitively draw in conjunction with Fig. 1, during the work of the utility model electrokinetic cell system, pass through air inlet 3 introduction air channels 27 to crew module's wind; Flow out through air outlet 9 places then; Accomplish cooling or heating to primary cell bag 1 like this, fan 6 is accelerated the speed of the wind of outflow, has improved the cooling or the efficiency of heating surface; For secondary battery bag 28; Through the air channel 29 that transition conduit 5 is introduced secondary battery bag 28 to the wind in the independent wind conveying pipe 4 in the primary cell bag 1,29 air outlet 22 flows out from the air channel then, accomplishes cooling or heating to second battery pack.
More than combine accompanying drawing to describe the preferred implementation of the utility model in detail; But; The utility model is not limited to the detail in the above-mentioned execution mode; In the technical conceive scope of the utility model, can carry out multiple simple variant to the technical scheme of the utility model, these simple variant all belong to the protection range of the utility model.
Need to prove in addition; Each concrete technical characterictic described in above-mentioned embodiment under reconcilable situation, can make up through any suitable manner; For fear of unnecessary repetition, the utility model is to the explanation no longer separately of various possible compound modes.In addition, also can carry out combination in any between the various execution mode of the utility model, as long as its thought without prejudice to the utility model, it should be regarded as content disclosed in the utility model equally.
Claims (11)
1. electrokinetic cell system; Comprise primary cell bag and secondary battery bag; Said primary cell bag and secondary battery bag comprise housing separately, are positioned at the battery pack of said housing and are used for the air channel to said battery pack cooling or heating; It is characterized in that the enclosure interior of said primary cell bag also is provided with independent wind conveying pipe, the wind in the air channel of said secondary battery bag draws the independent wind conveying pipe from the primary cell bag.
2. electrokinetic cell system according to claim 1; It is characterized in that; Said primary cell bag is a plurality of; The independent wind conveying pipe of a plurality of primary cell bags is connected in series successively, and wind and the wind of independent wind conveying pipe in a back primary cell bag air channel of serial connection draw the independent wind conveying pipe from previous primary cell bag mutually, and the independent wind conveying pipe of last primary cell bag of serial connection is connected with secondary battery bag air channel mutually.
3. electrokinetic cell system according to claim 1 and 2 is characterized in that, the independent wind conveying pipe in the said primary cell involucrum body is many, is used for respectively to the air channel and the independent wind conveying pipe of a back primary cell bag of serial connection are carried wind mutually.
4. electrokinetic cell system according to claim 1 and 2 is characterized in that, the independent wind conveying pipe of said primary cell bag and/or the air inlet in air channel are a plurality of.
5. electrokinetic cell system according to claim 1 is characterized in that, is connected through transition conduit between the air channel of the inner independent wind conveying pipe of said primary cell bag and secondary battery bag.
6. electrokinetic cell system according to claim 5 is characterized in that, the adjustable in length of said transition conduit.
7. electrokinetic cell system according to claim 1 is characterized in that the air outlet in said air channel is provided with ventilating fan.
8. electrokinetic cell system according to claim 1 is characterized in that the periphery of said independent wind conveying pipe is provided with thermal insulation layer.
9. electrokinetic cell system according to claim 1 is characterized in that, said independent wind conveying pipe and/or air channel and battery pack case are one-body molded.
10. an electric automobile comprises vehicle body and the electrokinetic cell system that is positioned at vehicle body, it is characterized in that said electrokinetic cell system is selected from each described electrokinetic cell system of claim 1-10.
11. electric automobile according to claim 10 is characterized in that, said vehicle body comprises back seat and spare tyre pond, and said primary cell bag is positioned at position behind the back seat, and said secondary battery bag is positioned at the spare tyre pond.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200917869U CN202550026U (en) | 2012-03-13 | 2012-03-13 | Power battery system and electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200917869U CN202550026U (en) | 2012-03-13 | 2012-03-13 | Power battery system and electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202550026U true CN202550026U (en) | 2012-11-21 |
Family
ID=47170604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200917869U Expired - Fee Related CN202550026U (en) | 2012-03-13 | 2012-03-13 | Power battery system and electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202550026U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108470962A (en) * | 2018-05-15 | 2018-08-31 | 华霆（合肥）动力技术有限公司 | Hybrid-power battery packet and hybrid-power electric vehicle |
-
2012
- 2012-03-13 CN CN2012200917869U patent/CN202550026U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108470962A (en) * | 2018-05-15 | 2018-08-31 | 华霆（合肥）动力技术有限公司 | Hybrid-power battery packet and hybrid-power electric vehicle |
| CN108470962B (en) * | 2018-05-15 | 2024-02-09 | 华霆（合肥）动力技术有限公司 | Hybrid battery pack and hybrid electric vehicle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11660970B2 (en) | On-board liquid-cooled or gas-cooled charging cable for electric vehicles | |
| CN102074749B (en) | Lithium ion battery system for hybrid electric vehicle (HEV) | |
| CN206461037U (en) | A kind of fuel cell system and fuel cell car | |
| CN103682522B (en) | Battery system | |
| CA2531302C (en) | Thermally managed battery enclosure for electric and hybrid electric vehicles | |
| CN102271939B (en) | Device for cooling the batteries of an especially electric vehicle and vehicle comprising such a device | |
| US20140141288A1 (en) | Battery assembly for vehicle and vehicle having the same | |
| WO2008147598A2 (en) | Battery cooling system and methods of cooling | |
| CN104247121A (en) | Fuel cell device for vehicle | |
| CN108520991B (en) | Novel thermal management system of vehicle-mounted lithium ion battery | |
| CN103682511A (en) | Electric automobile | |
| WO2008147597A2 (en) | Battery heating system and methods of heating | |
| CN204558619U (en) | A kind of temperature management system of power brick | |
| CN103887577B (en) | A kind of battery pack cooling line module | |
| CN108232234A (en) | A kind of fuel cell system and fuel cell car | |
| CN106654441A (en) | Battery heat exchange duct system | |
| CN103287255B (en) | Differential-temperavehicularen vehicularen energy storage system cooling mechanism | |
| CN202550026U (en) | Power battery system and electric vehicle | |
| CN102795076B (en) | Cooling device of vehicle-mounted energy storage system | |
| CN202022113U (en) | Inner box body of lithium battery pack special for pure electric vehicle | |
| CN104733802A (en) | Power battery heat management system based on vehicular natural gas energy supply | |
| CN203071196U (en) | Parallel-type water cooling device for electric vehicle power battery | |
| CN103825342A (en) | Automobile refrigeration and charging device capable of utilizing solar power | |
| CN105006605B (en) | Integrated air channel type heat dissipation structure of battery pack | |
| CN202550027U (en) | Power battery system and electric vehicle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121121 Termination date: 20200313 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |