CN106711539A - Battery pack and vehicle having same - Google Patents

Battery pack and vehicle having same Download PDF

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Publication number
CN106711539A
CN106711539A CN201611108751.0A CN201611108751A CN106711539A CN 106711539 A CN106711539 A CN 106711539A CN 201611108751 A CN201611108751 A CN 201611108751A CN 106711539 A CN106711539 A CN 106711539A
Authority
CN
China
Prior art keywords
battery
air
casing
air inlet
decorative panel
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
Application number
CN201611108751.0A
Other languages
Chinese (zh)
Other versions
CN106711539B (en
Inventor
王克坚
张宏伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EVENT TECHNOLOGY Co Ltd
Original Assignee
EVENT TECHNOLOGY Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
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Priority to CN201611108751.0A priority Critical patent/CN106711539B/en
Publication of CN106711539A publication Critical patent/CN106711539A/en
Application granted granted Critical
Publication of CN106711539B publication Critical patent/CN106711539B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/60Heating or cooling; Temperature control
    • H01M10/61Types of temperature control
    • H01M10/613Cooling or keeping cold
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L58/00Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
    • B60L58/10Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
    • B60L58/24Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries
    • B60L58/26Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries by cooling
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/60Heating or cooling; Temperature control
    • H01M10/62Heating or cooling; Temperature control specially adapted for specific applications
    • H01M10/625Vehicles
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/60Heating or cooling; Temperature control
    • H01M10/65Means for temperature control structurally associated with the cells
    • H01M10/655Solid structures for heat exchange or heat conduction
    • H01M10/6556Solid parts with flow channel passages or pipes for heat exchange
    • H01M10/6557Solid parts with flow channel passages or pipes for heat exchange arranged between the cells
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/60Heating or cooling; Temperature control
    • H01M10/65Means for temperature control structurally associated with the cells
    • H01M10/656Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
    • H01M10/6561Gases
    • H01M10/6563Gases with forced flow, e.g. by blowers
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2220/00Batteries for particular applications
    • H01M2220/20Batteries in motive systems, e.g. vehicle, ship, plane
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/70Energy storage systems for electromobility, e.g. batteries

Abstract

The invention discloses a battery pack and a vehicle having the same. The battery pack comprises a box body, a cover plate, a battery module, air inlets, air outlets and air circulation devices; the box body has a top opening and is provided with a low voltage interface, a high voltage positive interface, a high voltage negative interface and an explosion-proof valve; the cover plate is arranged at the top of the box body and is used for sealing the top opening; the battery module is arranged inside the box body, and cooling air ducts are formed in the battery module; the air inlets and the air outlets are all formed in the box body, and the outer surfaces of the air inlets and the air outlets are each provided with a waterproof breathable structure; the air circulation devices are arranged at the air inlets and the air outlets. The battery pack provided by the embodiment of the invention has good dustproof and waterproof performance, the air circulation devices accelerate the circulation of cold air, and then the heat radiation efficiency of the battery module is improved.

Description

Battery bag and the vehicle with it
Technical field
The present invention relates to automotive field, in particular to a kind of battery bag and the vehicle with it.
Background technology
The battery bag air inlet of the air-cooled structure of prior art and the dustproof and waterproof performance of air outlet do not reach relatively peace Full level, if battery bag is intake, will cause battery short circuit and battery protection system in battery bag to fail, and trigger tighter Weight accident such as batteries caught fire, vehicle fire etc..
The cooling air channel of the air inlet of battery bag, the Position Design of air outlet and battery bag internal cell of present technology sets Meter is unreasonable, can have a strong impact on the radiating effect of battery.
The content of the invention
It is contemplated that at least solving one of above-mentioned technical problem of the prior art to a certain extent.Therefore, this hair A bright purpose is to propose a kind of battery bag, and the battery bag has good dustproof and waterproof performance, and devises relatively conjunction The arrangement of the air inlet, air outlet position and cooling air channel of reason, improves the radiating efficiency of battery bag.
It is another object of the present invention to propose a kind of vehicle with above-mentioned battery bag.
Battery bag according to embodiments of the present invention includes:Casing, the casing has open top, is set on the casing There are low-voltage interface, positive pressure interface high, high pressure to bear interface and explosion-proof valve;Cover plate, the cover plate be arranged on the top of the casing and Close the open top;Battery modules, the battery modules are arranged on the box house, are formed with the battery modules Cooling air channel;Air inlet and air outlet, the air inlet and the air outlet are separately positioned on the casing, the air inlet Outer surface with the air outlet is respectively arranged with waterproof and breathable structure;And wind EGR, the wind EGR setting At the air inlet and the air outlet.
Battery bag according to embodiments of the present invention, accelerates with good dustproof and waterproof performance, and wind EGR The circulation of cold wind, and then improve the radiating efficiency of battery modules.
In addition, battery bag according to the above embodiment of the present invention can also have following additional technical characteristic:
Some embodiments of the invention, the air inlet and the air outlet are respectively formed at two of the casing On relative or neighbor side wall.
Some embodiments of the invention, the air inlet set height less than the air outlet setting highly.
Some embodiments of the invention, the battery modules include:Multiple juxtaposed battery units, the battery list Unit includes body, upper flange part and lower flange portion, and the upper flange part is arranged on the upper end of the body and respectively to two Side protrudes two sides of the body, and the lower flange portion is arranged on the lower end of the body and prominent to both sides respectively Two sides of the body, the upper flange part of two adjacent battery units is abutted and two adjacent batteries The lower flange portion of unit abuts, so as to form the cooling air channel between two adjacent bodies of the battery unit.
Some embodiments of the invention, the cooling air channel extends along the short transverse of the casing, and from institute State and be formed completely through formula air channel on direction of the air inlet to the air outlet.
Some embodiments of the invention, the waterproof and breathable structure includes:Substrate, multiple is formed with the substrate Grid, waterproof ventilated membrane is provided with the grid.
Some embodiments of the invention, the upper left corner and the upper right corner of the casing be respectively formed with upper left corner recess and Upper right corner recess, be provided with the upper surface of in the upper left corner recess and the upper right corner recess positive pressure interface high and The negative interface of high pressure is provided with another upper surface.Some embodiments of the invention, the casing has antetheca, described The bottom of antetheca is backwardly recessed to form antetheca recess, and the air inlet is formed on the antetheca recess.
Above-mentioned battery bag also includes:Decorative panel, the decorative panel is arranged in the antetheca recess and covers described Air inlet, is provided with decorative panel air channel on the decorative panel, the decorative panel air channel connects the air inlet with external environment condition, The decorative panel air channel is formed on the rear surface of the decorative panel, and the upper end in the decorative panel air channel connects with the air inlet And lower end extends to the lower edge of the decorative panel.
The battery bag of the vehicle of embodiment, including above-described embodiment according to a further aspect of the invention.
Brief description of the drawings
Fig. 1 is the schematic diagram of battery bag according to embodiments of the present invention;
Fig. 2 is the schematic diagram of casing;
Fig. 3 is position view of the battery modules in casing;
Fig. 4 is the schematic diagram of battery modules;
Fig. 5 is the flow direction schematic diagram of cold wind;
Fig. 6 is the schematic diagram of waterproof and breathable structure.
Reference:
Battery bag 10, casing 1, upper left corner recess 11, high pressure bear interface 111, explosion-proof valve 112, upper right corner recess 12, low pressure Interface 121, positive pressure interface 122 high, antetheca 13, antetheca recess 131, cover plate 2, battery modules 3, battery unit 31, body 311st, upper flange part 312, lower flange portion 313, middle flange portion 314, cooling air channel 32, air inlet 4, air outlet 5, wind circulation dress Put 6, waterproof and breathable structure 7, substrate 71, grid 72, decorative panel 8.
Specific embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from start to finish Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached It is exemplary to scheme the embodiment of description, it is intended to for explaining the present invention, and be not considered as limiting the invention.
In the description of the invention, it is to be understood that term " on ", it is D score, "front", "rear", "left", "right", " perpendicular Directly ", the orientation or position relationship of the instruction such as " level ", " top ", " bottom ", " interior ", " outward " are based on orientation shown in the drawings or position Relation is put, the description present invention is for only for ease of and is simplified description, it is necessary rather than the device or element for indicating or imply meaning With specific orientation, with specific azimuth configuration and operation, therefore it is not considered as limiting the invention.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc. Term should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or integrally;Can be that machinery connects Connect, or electrically connect or can communicate with one another;Can be joined directly together, it is also possible to be indirectly connected to by intermediary, can Be two element internals connection or two interaction relationships of element.For the ordinary skill in the art, Above-mentioned term concrete meaning in the present invention can as the case may be understood.
Battery bag 10 according to embodiments of the present invention is described in detail with reference to Fig. 1-Fig. 6.
Shown in reference picture 1, Fig. 2, battery bag 10 according to embodiments of the present invention can include casing 1, cover plate 2, battery mould Group 3, air inlet 4, air outlet 5 and wind EGR 6.
Casing 1 has open top, and battery modules 3 can be placed on inside casing 1 through the open top, as shown in Figure 3. In a particular embodiment, casing 1 can be integrally formed using Metal plate, or be integrally formed using plastic material, integrally into Type technique can greatly simplify the manufacturing process of casing 1, and in production in enormous quantities, it is also possible to save significantly on production cost.
Shown in reference picture 2, the negative interface 111 of low-voltage interface 121, positive pressure interface 122, high pressure high is provided with casing 1 and is prevented Quick-fried valve 112, and the negative interface 111 of low-voltage interface 121, positive pressure interface 122 high and high pressure, explosion-proof valve 112 are symmetrically distributed in casing 1 Both sides.
Cover plate 2 is arranged on the top of casing 1 and for the open top of closed box 1, and debris thus can be avoided to fall into case Battery modules 3 are damaged inside body 1, while can also avoid battery modules 3 from being directly exposed to outer and collided with, in other words, cover plate 2 Enhance the protective action to battery modules 3.
Shown in reference picture 3, Fig. 4, battery modules 3 are arranged on inside casing 1, and cooling air channel 32 is formed with battery modules 3, Cooling air channel 32 increases the contact area of battery modules 3 and cold wind, is conducive to the heat of battery modules 3 to shed as early as possible.From entering The cold wind that air port 4 is entered into inside casing 1 will be by cooling air channel 32, and in the process, cold wind carries out hot friendship with battery modules 3 Change, so as to realize to the purpose of the cooling of battery modules 3.
Shown in reference picture 2, air inlet 4 and air outlet 5 are separately positioned on casing 1, and cold wind enters casing 1 from air inlet 4, Gone out from air outlet 5 again.The outer surface of air inlet 4 and air outlet 5 is respectively arranged with waterproof and breathable structure 7, thus waterproof and breathable Structure 7 is located at the outer surface of air inlet 4 and air outlet 5, therefore replacing is also convenient for.
Shown in reference picture 6, waterproof and breathable structure 7 can include substrate 71, and multiple grids 72, grid are provided with substrate 71 Waterproof ventilated membrane (not shown) can be set at 72, and waterproof ventilated membrane has good dustproof and waterproof performance, and it can make Air passes through, but can prevent steam or water droplet from passing through, thus waterproof and breathable structure 7 allow cold wind into inside casing 1 to take away The heat of battery modules 3, but can effectively prevent external moisture or water droplet from entering the inside of casing 1 and damaging battery modules 3.Need Illustrate, waterproof ventilated membrane has been prior art, and is well known to those skilled in the art, thus it is saturating for waterproof here The specific configuration of air film, do not elaborate into being grouped into etc..
In some preferred embodiments, waterproof and breathable structure 7 can be pasted and fixed on by the He of air inlet 4 using fluid sealant The outer surface of air outlet 5.Waterproof and breathable structure 7 has preferable sealing effectiveness for air inlet 4 and air outlet 5, thus can make electricity The dustproof and waterproof of pond bag 10 is at least up to IP65.
Wind EGR 6 is arranged at air inlet 4 and air outlet 5.Wind EGR 6 can be by extraneous air from air inlet 4 Inside suction casing 1, it is also possible to the air inside casing 1 is retracted to outside casing 1 through air outlet 5, while wind EGR 6 The circulation of cold wind is accelerated, thus the heat of battery modules 3 can as early as possible be shed, and then improve the radiating of battery modules 3 Efficiency.
Battery bag 10 according to embodiments of the present invention has good dustproof and waterproof performance, and wind EGR 6 accelerates The circulation of cold wind, and then the radiating efficiency of battery modules 3 is improve, enhance the radiating effect of battery modules 3.
In the specific embodiment shown in Fig. 2, air inlet 4 and air outlet 5 are separately positioned on two relative sides of casing 1 On wall.Become hot blast because cold wind will take away the heat of battery modules 3, thus the temperature of air outlet 5 is higher than air inlet 4 Temperature, using the smaller characteristic for being easy to rise of hot-air density, it is preferable that the setting of air outlet 5 is highly higher than air inlet 4 Setting highly, so meet the circulation trend of air, and then the radiating efficiency of battery modules 3 can be improved.
It is pointed out that in some optional embodiments, air inlet 4 and air outlet 5 can also be separately positioned on case On two adjacent side walls of body 1.
Shown in reference picture 4, battery modules 3 can include multiple juxtaposed battery units 31, and each battery unit 31 can be with Including body 311, upper flange part 312 and lower flange portion 313.
Wherein, upper flange part 312 is arranged on the upper end of body 311 and two of body 311 prominent to both sides respectively Side, lower flange portion 313 is arranged on the lower end of body 311 and respectively two sides of body 311 prominent to both sides.It is adjacent Two upper flange parts of battery unit 31 312 abut and the lower flange portion 313 of two adjacent battery units 31 abuts so that Between two adjacent bodies of battery unit 31 311 formed cooling air channel 32, cold wind from cooling air channel 32 pass through it is same When, a part of heat of battery modules 3 can be taken away, so that the temperature of battery modules 3 is reduced to suitable operating temperature range It is interior, so as to extend the service life of battery modules 3.
In the specific example shown in Fig. 4, each battery unit 31 also includes middle flange portion 314, middle flange portion 314 It is arranged on the middle part and two sides of body 311 prominent to both sides respectively of body 311.Two adjacent battery units 31 Middle flange portion 314 abut, so as between upper flange part 312 and middle flange portion 314, lower flange portion 313 it is convex with centre Cooling air channel 32 is formed between edge 314 respectively.
Further, cooling air channel 32 extends along the short transverse of casing 1, and from air inlet 4 to the direction of air outlet 5 On be formed completely through formula air channel.The flow direction of cold wind illustrates as shown in figure 5, cold wind enters through air inlet 4, passes through insertion electricity The cooling air channel 32 of pond module 3, heat exchange is carried out with battery modules 3, is most gone out through air outlet 5 afterwards, so as to take away battery mould The waste heat of group 3.
Shown in reference picture 2, the upper left corner and the upper right corner of casing 1 are respectively arranged with upper left corner recess 11 and upper right corner recess 12, be provided with the upper surface of in upper left corner recess 11 and upper right corner recess 12 positive pressure interface 122 high and another The negative interface 111 of high pressure is provided with upper surface.In the specific example shown in Fig. 2, the upper surface of upper left corner recess 11 is provided with The upper surface of the negative upper right corner recess 12 of interface 111 of high pressure is provided with positive pressure interface 122 high.Additionally, the upper table of upper left corner recess 11 Explosion-proof valve 112 is additionally provided with face, low-voltage interface 121 is provided with the upper surface of upper right corner recess 12.
Preferably, positive pressure interface 122 high is located at the outside of low-voltage interface 121, and the negative interface 111 of high pressure is located at explosion-proof valve 112 Outside, thereby facilitating the wiring of battery bag 10 and other positions of vehicle.
Preferably, upper left corner recess 11 and upper right corner recess 12 are symmetrical, explosion-proof valve 112 and low-voltage interface 121 or so Symmetrically, positive pressure interface 122 high is symmetrical with the negative interface 111 of high pressure.The negative interface 111 of high pressure is distributed in positive pressure interface 122 high The both sides of casing 1, this arrangement avoids the negative interface 111 of high pressure and the tool contact in installation process of positive pressure interface 122 high And the risk being short-circuited, which thereby enhance the security performance of battery bag 10.
In some optional embodiments, the negative interface 111 of high pressure can also be arranged on the upper surface of upper right corner recess 12, And positive pressure interface 122 high is arranged on the upper surface of upper left corner recess 11.Certainly, explosion-proof valve 112 can also be arranged on the upper right corner On the upper surface of recess 12, low-voltage interface 121 can also be arranged on the upper surface of upper left corner recess 11.
Casing 1 has antetheca 13, and the bottom of antetheca 13 is backwardly recessed to form antetheca recess 131.Alternatively, air inlet 4 are arranged on antetheca recess 131.
Above-mentioned battery bag 10 can also include decorative panel 8, decorative panel 8 be arranged in antetheca recess 131 and cover into Air port 4, after air inlet 4 is covered, the profile better appearance of battery bag 10.Further, it is provided with decorative panel wind on decorative panel 8 Road (not shown), decorative panel air channel connects air inlet 4 with external environment condition, so that the decorated plate air channel of cold wind is entered Air port 4, then enter inside casing 1 through air inlet 4.
Preferably, decorative panel air channel is arranged on the rear surface of decorative panel 8, and upper end and the air inlet 4 in decorative panel air channel connect Logical and lower end extends to the lower edge of decorative panel 8, and the location comparison in such decorative panel air channel is hidden, from the front end of battery bag 10 to After when seeing, decorative panel air channel is invisible, so that the surface of battery bag 10 is more neat, attractive in appearance.
Alternatively, with reference to shown in Fig. 1, Fig. 2, after the completion of assembling, the preceding surface of decorative panel 8 is concordant with the antetheca 13 of casing 1, So that the profile of battery bag 10 is more attractive in appearance.
In sum, the dustproof and waterproof performance of battery bag 10 according to embodiments of the present invention is good, and by rationally design The arrangement of air inlet 4, the position of air outlet 5 and cooling air channel 32, improves the radiating efficiency of battery bag 10.
The battery bag 10 of the vehicle of embodiment, including above-described embodiment according to a further aspect of the invention.And for vehicle Other constructions, the known technology that such as chassis, speed changer have been well known to those skilled in the art, therefore here no longer one by one Repeat.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means to combine specific features, structure, material or feature that the embodiment or example are described It is contained at least one embodiment of the invention or example.In this manual, the schematic representation to above-mentioned term need not Identical embodiment or example must be directed to.And, the specific features of description, structure, material or feature can be any One or more embodiments or example in combine in an appropriate manner.Additionally, those skilled in the art can illustrate this Different embodiments or example described in book are engaged and combined.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art within the scope of the invention can be to above-mentioned Embodiment is changed, changes, replacing and modification.

Claims (10)

1. a kind of battery bag, it is characterised in that including:
Casing, the casing has open top, and the negative interface of low-voltage interface, positive pressure interface high, high pressure is provided with the casing And explosion-proof valve;
Cover plate, the cover plate is arranged on the top of the casing and closes the open top;
Battery modules, the battery modules are arranged on the box house, and cooling air channel is formed with the battery modules;
Air inlet and air outlet, the air inlet and the air outlet are separately positioned on the casing, the air inlet and institute The outer surface for stating air outlet is respectively arranged with waterproof and breathable structure;And
Wind EGR, the wind EGR is arranged at the air inlet and the air outlet.
2. battery bag according to claim 1, it is characterised in that the air inlet and the air outlet are respectively formed at institute State on two relative or neighbor side walls of casing.
3. battery bag according to claim 1, it is characterised in that the setting of the air inlet is highly less than the air outlet Setting highly.
4. battery bag according to claim 1, it is characterised in that the battery modules include:
Multiple juxtaposed battery units, the battery unit includes body, upper flange part and lower flange portion, the upper flange part The upper end and two sides of the body prominent to both sides respectively of the body are arranged on, the lower flange portion is arranged on Two sides of the lower end of the body and the respectively body prominent to both sides, adjacent two battery units Upper flange part is abutted and the lower flange portion of two adjacent battery units abuts, so as in two adjacent battery lists The cooling air channel is formed between the body of unit.
5. battery bag according to claim 4, it is characterised in that the cooling air channel prolongs along the short transverse of the casing Stretch, and from the air inlet to being formed completely through formula air channel on the direction of the air outlet.
6. battery bag according to claim 1, it is characterised in that the waterproof and breathable structure includes:Substrate, the substrate On be formed with multiple grids, be provided with waterproof ventilated membrane at the grid.
7. battery bag according to claim 1, it is characterised in that the upper left corner and the upper right corner of the casing are respectively formed with Upper left corner recess and upper right corner recess, are provided with the upper surface of in the upper left corner recess and the upper right corner recess The negative interface of high pressure is provided with positive pressure interface high and another upper surface.
8. battery bag according to claim 1, it is characterised in that the casing has an antetheca, the bottom of the antetheca to It is recessed into form antetheca recess, the air inlet is formed on the antetheca recess.
9. battery bag according to claim 8, it is characterised in that also include:Decorative panel, the decorative panel is arranged on described In antetheca recess and the air inlet is covered, be provided with decorative panel air channel on the decorative panel, the decorative panel air channel is by institute State air inlet to be connected with external environment condition, the decorative panel air channel is formed on the rear surface of the decorative panel, the decorative panel wind The upper end in road connects with the air inlet and lower end extends to the lower edge of the decorative panel.
10. a kind of vehicle, it is characterised in that including the battery bag according to any one of claim 1-9.
CN201611108751.0A 2016-12-06 2016-12-06 Battery pack and vehicle with it Active CN106711539B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611108751.0A CN106711539B (en) 2016-12-06 2016-12-06 Battery pack and vehicle with it

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Application Number Priority Date Filing Date Title
CN201611108751.0A CN106711539B (en) 2016-12-06 2016-12-06 Battery pack and vehicle with it

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CN106711539A true CN106711539A (en) 2017-05-24
CN106711539B CN106711539B (en) 2019-09-03

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108909498A (en) * 2018-07-10 2018-11-30 吴洪 A kind of new energy car battery cabin mechanism

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EP2056392A1 (en) * 2007-10-31 2009-05-06 Sanyo Electric Co., Ltd. Battery pack and battery pack separator
US20140014418A1 (en) * 2012-07-16 2014-01-16 Tsuyoshi Komaki Power supply device, power-supply-device separator, and power-supply-device-equipped vehicle
CN204011525U (en) * 2014-07-21 2014-12-10 江铃汽车股份有限公司 A kind of battery case of electric automobile
CN104300190A (en) * 2014-01-27 2015-01-21 河南科技大学 Forced air cooling battery box, and box body and cooling plates thereof
CN205752329U (en) * 2016-07-06 2016-11-30 成都雅骏新能源汽车科技股份有限公司 Lithium ion battery casing

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2056392A1 (en) * 2007-10-31 2009-05-06 Sanyo Electric Co., Ltd. Battery pack and battery pack separator
US20140014418A1 (en) * 2012-07-16 2014-01-16 Tsuyoshi Komaki Power supply device, power-supply-device separator, and power-supply-device-equipped vehicle
CN104300190A (en) * 2014-01-27 2015-01-21 河南科技大学 Forced air cooling battery box, and box body and cooling plates thereof
CN204011525U (en) * 2014-07-21 2014-12-10 江铃汽车股份有限公司 A kind of battery case of electric automobile
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