CN202395118U - Cooler of battery pack of electromobile - Google Patents
Cooler of battery pack of electromobile Download PDFInfo
- Publication number
- CN202395118U CN202395118U CN2011205405468U CN201120540546U CN202395118U CN 202395118 U CN202395118 U CN 202395118U CN 2011205405468 U CN2011205405468 U CN 2011205405468U CN 201120540546 U CN201120540546 U CN 201120540546U CN 202395118 U CN202395118 U CN 202395118U
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- China
- Prior art keywords
- air
- air inlet
- air outlet
- battery pack
- cooling device
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- 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
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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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- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
- Secondary Cells (AREA)
Abstract
The utility model provides a cooler of a battery pack of an electromobile, belonging to the technical field of automobiles and solving a problem that the existing cooler of the battery pack of the electromobile unevenly radiates heat. The cooler provided by the utility model is arranged on the battery pack; the battery pack comprises a shell and a battery unit, wherein the shell is provided with a cavity, and the battery unit is arranged in the cavity; the cooler comprises an air inlet and an air outlet, wherein the air inlet is arranged on the upper part of the shell, the air outlet is arranged at the back of the shell, the air inlet and the air outlet are respectively communicated with the cavity, and the air outlet is provided with a fan capable of forming air flow between the air inlet and the air outlet. According to the utility model, the arrangement of the air inlet and the air outlet is reasonable, so that the heat radiation of the battery unit in the battery pack is even; a vent pipeline guides air to the outside of the electromobile body, so that the temperature rising of the electromobile body is reduced, and the cooling effect of the battery pack is better; and a filtering net can filter dust in the air so as to avoid a situation that dust enters into the shell of the battery pack to influence the performances of the battery pack.
Description
Technical field
The utility model belongs to automobile technical field, relates to a kind of electric automobile, particularly a kind of cooling device of batteries of electric automobile bag.
Background technology
Electric automobile is meant with the vehicle power to be power, the vehicle that goes with power wheel.At present, electric automobile adopts the power brick that is arranged in the car body as power supply usually.The conventional battery bag is relatively more responsive to variations in temperature, is difficult to adapt to the various environments for use of electric motor car.
Conventional battery is wrapped and all is provided with cooling device usually, and cooling device can adopt the different heat transfer media implementation, for example, adopts air cooling, liquid cooling and phase-change material etc.Wherein, air cooling is an electric motor car radiating mode more widely.For example, Chinese patent [patent No. ZL201020512725.6; Granted publication CN201804931U] a kind of turnover wind system of batteries of electric automobile case disclosed; Comprise air inlet, air outlet and connect flexible pipe; First battery case of electric automobile interconnects through being connected flexible pipe with the fore-and-aft direction of second battery case along electric automobile; Air inlet is arranged on first battery case and with the interior space of electric automobile and is communicated with, air outlet be arranged on second battery case and with the external communications of electric automobile.
The turnover wind system of above-mentioned batteries of electric automobile case can be incorporated into the air in the interior space in the battery case; But; The problem that this system exists is; Air-flow flows into the back from air inlet and discharges from air outlet at last through first battery case and second battery case successively through connecting flexible pipe, at air the process air temperature that battery case cools off is raise, and air-flow there are differences the cooling effect of first battery case and second battery case; It is even inadequately to dispel the heat, and is unfavorable for the improvement of the home of battery.
Summary of the invention
The purpose of the utility model is to have the problems referred to above to existing technology, has proposed a kind of cooling device of batteries of electric automobile bag, and the technical problem that the utility model solves is to reduce the temperature of power brick, the difference of temperature when balanced cell uses.
The purpose of the utility model can realize through following technical proposal: a kind of cooling device of batteries of electric automobile bag; This device is arranged on the power brick; Power brick comprises housing with cavity and the battery unit that is provided with in the cavity; This cooling device comprises air inlet that is positioned at described housing top and the air outlet that is positioned at described housing rear portion; Described air inlet is connected with above-mentioned cavity respectively with air outlet, and described air outlet place is provided with and can makes the fan that forms air-flow between air inlet and the air outlet.
The cooling device of this batteries of electric automobile bag is arranged on the power brick, is used for the battery unit in the power brick is cooled off.Power brick is installed in the bottom of automotive floor panel, and the air inlet of this cooling device is positioned at the bottom of automotive seat, can the air in the car be imported in the cavity of power brick housing, and through fan with air outside air outlet is derived car.Through the ringing of air, can make each battery unit Homogeneouslly-radiating, and good heat dissipation effect.
In the cooling device of above-mentioned batteries of electric automobile bag, described air inlet lays respectively at the both sides of power brick.The purpose that is provided with like this is, makes the air-flow that gets in the power brick housing even.
In the cooling device of above-mentioned batteries of electric automobile bag, the quantity of described air inlet is 2～6.Quantity as preferred air inlet is 4, can guarantee to get into the flow of the air in the power brick housing.
In the cooling device of above-mentioned batteries of electric automobile bag, described air inlet place is provided with screen pack.The dust of screen pack in can filtered air prevents dust gets into influences power brick in the housing of power brick performance.
In the cooling device of above-mentioned batteries of electric automobile bag, the quantity of described air outlet is 2.Be arranged so that like this ventilation effect in the power brick is good.
In the cooling device of above-mentioned batteries of electric automobile bag, the rear portion of described power brick has air pipe, the intracavity inter-connection of described air pipe one end and power brick, and described air outlet is positioned at the other end of above-mentioned air pipe.Outside the air derivation car that air pipe can be higher with temperature, the temperature rise that slows down car body.
In the cooling device of above-mentioned batteries of electric automobile bag, described fan is a centrifugal fan.Easy for installation, good exhaust effect.
Compared with prior art, the advantage of the cooling device of this batteries of electric automobile bag is:
1, being provided with rationally of the air inlet of the cooling device of this batteries of electric automobile bag and air outlet makes the heat radiation of the battery unit in the power brick even.
2, the air pipe of the cooling device of this batteries of electric automobile bag can be led air outside the car body, slows down the temperature rise of car body, and the cooling effect of power brick is better.
3, the air inlet place of the cooling device of this batteries of electric automobile bag is provided with screen pack, and the dust of screen pack in can filtered air avoided dust gets into influences power brick in the housing of power brick performance.
Description of drawings
Fig. 1 is the main TV structure sketch map that is provided with the power brick of this cooling device.
Fig. 2 is the left TV structure sketch map that is provided with the power brick of this cooling device.
Among the figure, 1, power brick; 11, housing; 2, air inlet; 3, air outlet; 4, air pipe.
Embodiment
Below be the specific embodiment of the utility model and combine accompanying drawing, the technical scheme of the utility model is done further to describe, but the utility model is not limited to these embodiment.
Embodiment one:
The power brick 1 of electric automobile is arranged on the bottom of car floor, is used to electric automobile power is provided, and power brick 1 comprises housing 11 and battery unit.Have cavity in the housing 11, battery unit is arranged in the cavity.The cooling device of this batteries of electric automobile bag is arranged on the power brick 1, and this cooling device comprises air inlet 2, air outlet 3, air pipe 4 and fan.
Specifically, as depicted in figs. 1 and 2, air inlet 2 is positioned at the top of housing 11, and is connected with the cavity of power brick 1.In the present embodiment, the quantity of air inlet 2 is 4, and air inlet 2 is distributed in the both sides and the rectangular arrangement of housing 11 upper surfaces.The purpose that is provided with like this is the intake that guarantees in the power brick 1, and the air-flow in the cavity is more evenly distributed.Air inlet 2 places also are provided with screen pack, and the dust of screen pack in can filtered air prevents dust gets into influences power brick 1 in the housing 11 of power brick 1 performances.
Air pipe 4 is positioned at the rear portion of housing 11, an end of air pipe 4 and the intracavity inter-connection of power brick 1, and air outlet 3 is positioned at the other end with air pipe 4, and air outlet 3 is through the intracavity inter-connection of air pipe 4 with power brick 1.In the present embodiment, the quantity of air pipe 4 and air outlet 3 is two.Outside the air derivation car that air pipe 4 can be higher with temperature, the temperature rise that slows down car body.Air outlet 3 places are provided with fan, and fan can make the inner chamber of power brick 1 between air inlet 2 and air outlet 3, form air-flow.In the present embodiment, fan adopts centrifugal fan.Through the ringing of air, can make each battery unit Homogeneouslly-radiating, and good heat dissipation effect.
Embodiment two:
Technical scheme among technical scheme in the present embodiment and the embodiment one is basic identical, and difference is that in the present embodiment, the quantity of air inlet 2 is 2, and two air inlets 2 lay respectively at the both sides of housing 11 upper surfaces.
Embodiment three:
Technical scheme among technical scheme in the present embodiment and embodiment one or the embodiment two is basic identical, and difference is that in the present embodiment, the quantity of air inlet 2 is 6, and the quantity of the air inlet 2 of the both sides of housing 11 upper surfaces is 3.
Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from the spirit of the utility model or surmount the defined scope of appended claims.
Although this paper has used terms such as power brick 1, housing 11, air inlet 2, air outlet 3, air pipe 4 morely, do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain the essence of the utility model more easily; It all is contrary with the utility model spirit being construed to any additional restriction to them.
Claims (7)
1. the cooling device of a batteries of electric automobile bag; This device is arranged on the power brick (1); Power brick (1) comprises the housing (11) with cavity and the battery unit in the cavity is set; It is characterized in that; This cooling device comprises the air inlet (2) that is positioned at described housing (11) top and is positioned at the air outlet (3) at described housing (11) rear portion, and described air inlet (2) is connected with above-mentioned cavity respectively with air outlet (3), and described air outlet (3) is located to be provided with and can be made the fan that forms air-flow between air inlet (2) and the air outlet (3).
2. the cooling device of batteries of electric automobile bag according to claim 1 is characterized in that, described air inlet (2) lays respectively at the both sides of power brick (1).
3. the cooling device of batteries of electric automobile bag according to claim 2 is characterized in that, the quantity of described air inlet (2) is 2～6.
4. according to the cooling device of claim 1 or 2 or 3 described batteries of electric automobile bags, it is characterized in that described air inlet (2) locates to be provided with screen pack.
5. according to the cooling device of claim 1 or 2 or 3 described batteries of electric automobile bags, it is characterized in that the quantity of described air outlet (3) is 2.
6. according to the cooling device of claim 1 or 2 or 3 described batteries of electric automobile bags; It is characterized in that; The rear portion of described power brick (1) has air pipe (4); The intracavity inter-connection of described air pipe (4) one ends and power brick (1), described air outlet (3) is positioned at the other end of above-mentioned air pipe (4).
7. according to the cooling device of claim 1 or 2 or 3 described batteries of electric automobile bags, it is characterized in that described fan is a centrifugal fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205405468U CN202395118U (en) | 2011-12-21 | 2011-12-21 | Cooler of battery pack of electromobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205405468U CN202395118U (en) | 2011-12-21 | 2011-12-21 | Cooler of battery pack of electromobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202395118U true CN202395118U (en) | 2012-08-22 |
Family
ID=46670022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205405468U Expired - Fee Related CN202395118U (en) | 2011-12-21 | 2011-12-21 | Cooler of battery pack of electromobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202395118U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103715474A (en) * | 2012-10-02 | 2014-04-09 | 铃木株式会社 | Vehicle-used battery pack |
| CN108336448A (en) * | 2017-01-17 | 2018-07-27 | 丰田自动车株式会社 | Filter device and battery cooling apparatus |
| CN111434500A (en) * | 2019-01-15 | 2020-07-21 | 株式会社斯巴鲁 | Cooling system |
-
2011
- 2011-12-21 CN CN2011205405468U patent/CN202395118U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103715474A (en) * | 2012-10-02 | 2014-04-09 | 铃木株式会社 | Vehicle-used battery pack |
| CN103715474B (en) * | 2012-10-02 | 2016-06-08 | 铃木株式会社 | Vehicle battery bag |
| CN108336448A (en) * | 2017-01-17 | 2018-07-27 | 丰田自动车株式会社 | Filter device and battery cooling apparatus |
| CN111434500A (en) * | 2019-01-15 | 2020-07-21 | 株式会社斯巴鲁 | Cooling system |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120822 Termination date: 20181221 |