CN107093686A - Battery bag and vehicle - Google Patents
Battery bag and vehicle Download PDFInfo
- Publication number
- CN107093686A CN107093686A CN201710297458.1A CN201710297458A CN107093686A CN 107093686 A CN107093686 A CN 107093686A CN 201710297458 A CN201710297458 A CN 201710297458A CN 107093686 A CN107093686 A CN 107093686A
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- Prior art keywords
- support
- battery
- fire
- plate
- bag according
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Classifications
-
- 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
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/233—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions
- H01M50/24—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries from their environment, e.g. from corrosion
-
- 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
- H01M10/61—Types of temperature control
- H01M10/615—Heating or keeping warm
-
- 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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/64—Heating or cooling; Temperature control characterised by the shape of the cells
- H01M10/643—Cylindrical cells
-
- 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
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6554—Rods or plates
-
- 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
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6554—Rods or plates
- H01M10/6555—Rods or plates arranged between the cells
-
- 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
- H01M50/30—Arrangements for facilitating escape of gases
- H01M50/383—Flame arresting or ignition-preventing means
-
- 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
- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/463—Separators, membranes or diaphragms characterised by their shape
-
- 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)
- Battery Mounting, Suspending (AREA)
Abstract
The invention discloses a kind of battery bag and vehicle.Wherein battery bag, including:Housing;Battery modules;Fire-proof heat insulation board;Rupture pressure disc, the battery modules are arranged in the housing and the battery modules include:The battery cell of support and multiple cylindricalitys, the support includes first support and second support, the battery cell is arranged between the first support and the second support, the fire-proof heat insulation board sets on the bracket and corresponds to the positive pole of the battery cell, cushion chamber, cushion chamber described in the explosion-proof membrane closure are formed between the positive pole of the fire-proof heat insulation board and the battery cell.By installing fire-proof heat insulation board and rupture pressure disc additional, the heat transfer of battery cell can be effectively prevented with spreading, and then improve the security of battery bag.
Description
Technical field
The invention belongs to technical field of vehicle manufacture, in particular to a kind of battery bag and vehicle.
Background technology
Thermal runaway occurs in the electrokinetic cell of traditional new-energy automobile in extreme circumstances, so as to cause the quick-fried spray of battery cell
It is on fire, and quick-fried spray phenomenon mostly occurs at the positive pole of battery cell, there is very big hidden danger.
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, the battery cell of the battery bag by installing fire-proof heat insulation board and rupture pressure disc additional,
It can effectively prevent heat of the battery cell in quick-fried spray from outwards transmitting and spread, and then improve the security of battery bag.
Battery bag according to an embodiment of the invention, including:Housing, battery modules, fire-proof heat insulation board and rupture pressure disc.It is described
Battery modules are arranged in the housing and the battery modules include:The battery cell of support and multiple cylindricalitys, the support
Including first support and second support, the battery cell is arranged between the first support and the second support;It is described
Fire-proof heat insulation board sets on the bracket and corresponds to the positive pole of the battery cell, the fire-proof heat insulation board and the battery list
Cushion chamber is formed between the positive pole of body;Cushion chamber described in the explosion-proof membrane closure.
Battery bag, by installing fire-proof heat insulation board and rupture pressure disc additional, can effectively prevent battery according to an embodiment of the invention
Heat of the monomer in quick-fried spray is outwards transmitted and spread, and then improves the security of battery bag.Fire-proof heat insulation board
In addition, battery bag according to embodiments of the present invention, can also have following additional technical feature:
According to some embodiments of the present invention, multiple fire-proof heat insulation board through holes are provided with the fire-proof heat insulation board, it is described
Battery cell mounting hole on fire-proof heat insulation board through hole and the support is just to form the cushion chamber.
According to some embodiments of the present invention, the rupture pressure disc be laid on the fire-proof heat insulation board deviate from the battery list
On the side of body and close multiple fire-proof heat insulation board through holes on the fire-proof heat insulation board.
According to some embodiments of the present invention, recess is provided with the support, the recess is used to install the fire prevention
Thermal insulation board.
According to some embodiments of the present invention, the first support on the face of the second support is provided with two
Recess, the second support is provided with a recess on the face of the first support, wherein in the battery modules
On length direction, a recess in the second support is located between two recesses in the first support.
According to some embodiments of the present invention, the battery modules are juxtaposed two groups, the second of the first Battery pack module
Support is adjacent and just right with the second support of the second Battery pack module, and in the second support of the first Battery pack module and second group
Intermediate heating device is provided between the second support of battery modules.
According to some embodiments of the present invention, the intermediate heating device includes:
Intermediate plate, end heat plate, the end heat plate are separately positioned on the length direction of the battery modules
Convex portion in convex portion in the both sides of the intermediate plate, the end heat plate correspondence second support, the second support is located at
The both sides of recess in the second support.
According to some embodiments of the present invention, the recess in the intermediate plate correspondence second support, and the intermediate plate with
Fire-proof heat insulation board the first cushion space of formation in recess in the second support, first cushion space passes through the shell
The first extraneous through hole on body is connected with external environment condition.
According to some embodiments of the present invention, the first of the neighbouring described first extraneous through hole is provided with the second support
Flow dividing structure, first flow dividing structure is used for after the gas in first cushion space is shunted by described first
Extraneous through hole is discharged.
According to some embodiments of the present invention, first flow dividing structure is that the first zigzag shunts projection.
According to some embodiments of the present invention, be additionally provided with support column on the fire-proof heat insulation board, the support column against
So that the intermediate plate to be spaced apart with the fire-proof heat insulation board on the intermediate plate, so as to form first cushion space.
According to some embodiments of the present invention, intermediate plate through hole is provided with the intermediate plate, the intermediate plate through hole is used
It is located at the first cushion space of intermediate plate both sides in connection, the intermediate plate through hole staggers with the support column.
According to some embodiments of the present invention, the thickness of the intermediate plate is less than the thickness of the end heat plate.
According to some embodiments of the present invention, insulating heat-conductive elastic layer is provided with the surface of the end heat plate.
According to some embodiments of the present invention, the battery bag also includes:First heater and secondary heating mechanism, institute
State first heater to be arranged in the first support of the first Battery pack module, the secondary heating mechanism is arranged on second group of electricity
In the first support of pond module.
According to some embodiments of the present invention, the first heater it is identical with the construction of the secondary heating mechanism and
Each includes:
Central heater plate and overhang insulation plate, the overhang insulation plate are located at institute on the length direction of the battery modules
State the convex portion position in the convex portion in the both sides of central heater plate, the central heater plate correspondence first support, the first support
In the middle of two recesses in the first support.
According to some embodiments of the present invention, the recess in the corresponding first support of the overhang insulation plate, the end is exhausted
Listrium passes through with fire-proof heat insulation board the second cushion space of formation in the recess in the first support, second cushion space
The second extraneous through hole on the housing is connected with external environment condition.
According to some embodiments of the present invention, the second of the neighbouring described second extraneous through hole is provided with the first support
Flow dividing structure, second flow dividing structure is used for after the gas in second cushion space is shunted by described second
Extraneous through hole is discharged.
According to some embodiments of the present invention, second flow dividing structure is that the second zigzag shunts projection.
According to some embodiments of the present invention, the rupture pressure disc is unidirectional rupture disk.
Vehicle according to a further aspect of the present invention, including above-mentioned battery bag.
Brief description of the drawings
Fig. 1 is the explosive view of battery bag according to an embodiment of the invention;
Fig. 2 is the structural representation of intermediate heating device according to an embodiment of the invention;
Fig. 3 is the sectional view of intermediate heating device according to an embodiment of the invention;
Fig. 4 is the structural representation of cushion chamber according to an embodiment of the invention;
Fig. 5 is the structural representation of intermediate plate according to an embodiment of the invention;
Fig. 6 is the sectional view of intermediate plate according to an embodiment of the invention.
Reference:
Battery bag 100, housing 1, battery modules 2, fire-proof heat insulation board 3, rupture pressure disc 4, support 21, battery cell 22, buffering
Chamber 31, first support 210, second support 211, fire-proof heat insulation board through hole 33, recess 23, convex portion 24, intermediate heating device 25, in
Between plate 251, end heat plate 252, the first cushion space 12, the first extraneous through hole 11, the first flow dividing structure 101, support column 32,
Intermediate plate through hole 253, insulating heat-conductive elastic layer 254, the first Battery pack module 26, the second Battery pack module 27, the first heating dress
Put 28, secondary heating mechanism 29, central heater plate 261, overhang insulation plate 262, the second cushion space 13, the second extraneous through hole
14, the second flow dividing structure 102.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, 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 " length ", " thickness ", " on ", " preceding ", "left", "right",
The orientation or position relationship of the instructions such as " interior ", " outer " are, based on orientation shown in the drawings or position relationship, to be for only for ease of and retouch
State the present invention and simplify description, rather than indicate or imply that the device or element of meaning there must be specific orientation, with specific
Azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include one or more this feature.In the description of the invention, " multiple " are meant that at least two, such as two
It is individual, three etc., unless otherwise specifically defined.
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, can also be indirectly connected to by intermediary, can
To be connection or the interaction relationship of two elements of two element internals.For the ordinary skill in the art,
The concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or it " under "
Can directly it be contacted including the first and second features, it is not direct contact but by it that can also include the first and second features
Between other characterisation contact.Moreover, fisrt feature second feature " on ", " top " and " above " to include first special
Levy directly over second feature and oblique upper, or be merely representative of fisrt feature level height higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " following " fisrt feature that includes are immediately below second feature and obliquely downward, or be merely representative of
Fisrt feature level height is less than second feature.
Battery bag 100 according to embodiments of the present invention is described below with reference to Fig. 1-Fig. 6.
Battery bag 100 according to embodiments of the present invention can include housing 1, battery modules 2, fire-proof heat insulation board 3 and explosion-proof
Film 4.
As shown in figure 1, battery modules 2 are arranged in housing 1 and battery modules 2 include:The electricity of support 21 and multiple cylindricalitys
Pond monomer 22, support 21 includes first support 210 and second support 211, and battery cell 22 is arranged on first support 210 and second
Between support 211, multiple one-to-one recesses, battery cell 22 are respectively arranged with first support 210 and second support 211
Two ends be separately fixed in the recess of the recess of first support 210 and second support 211.By setting support 21 can be preferably
Self-contained battery monomer 22, makes the more compact structure of battery modules 2.
As shown in figure 4, fire-proof heat insulation board 3 sets on the stent 21 and corresponds to the positive pole of battery cell 22, fire-proof heat insulation board 3
Cushion chamber 31 is formed between the positive pole of battery cell 22.Fire-proof heat insulation board 3, can when quick-fried spray phenomenon occurs for battery cell 2
So that heat effectively to be obstructed, prevent from involving battery cell 2 around and trigger a wide range of quick-fried spray phenomenon.The closing of rupture pressure disc 4 is slow
Rush chamber 31.By setting rupture pressure disc 4, when quick-fried spray phenomenon occurs for the positive pole of battery cell 2, cushion chamber 31 can be buffered well
Gas percussion, weakens quick-fried spray influence, while can further absorb quick-fried spray energy by the rupture pressure disc 4 that rises brokenly, at utmost
Influence of the reduction quick-fried spray in ground to periphery battery cell 2.Preferably, rupture pressure disc is unidirectional rupture disk.
Battery bag 100, by installing fire-proof heat insulation board 3 and rupture pressure disc 4 additional, can effectively be prevented according to an embodiment of the invention
Heat of the battery cell 22 in quick-fried spray is outwards transmitted and spread, and then improves the security of battery bag 100.
As shown in Figure 5, Figure 6, multiple fire-proof heat insulation board through holes 33, fire-proof heat insulation board through hole are provided with fire-proof heat insulation board 3
33 with support 21 on the mounting hole of battery cell 22 just to form cushion chamber 31, cushion chamber 31 can effectively slow down battery list
The impact that the high pressure of thermal current formation is produced to battery modules during 22 quick-fried spray of body.
Rupture pressure disc 4 be laid on fire-proof heat insulation board 3 on the side of battery cell 22 and close on the fire-proof heat insulation board 3
Multiple fire-proof heat insulation board through holes 33.With reference to Fig. 3 specific embodiment, when pressure exceedes certain limit in cushion chamber 31, prevent
Quick-fried film 4 is first broken through, thus can reduce the pressure in cushion chamber 31, it is to avoid battery modules 2 are exploded.
With reference to shown in Fig. 1, recess 23 is provided with support 21, recess 23 is used to install fire-proof heat insulation board 3.Recess 23 is set
It is easy to the installation of fire-proof heat insulation board 3, makes the more compact structure of battery modules 2, prevents that fire-proof heat insulation board 3 is outstanding.
According to some embodiments of the present invention, first support 210 be provided with the face of second support 211 two it is recessed
Portion 23, second support 211 is provided with a recess 23 on the face of first support 210, wherein in the length of battery modules 2
On direction, a recess 23 in second support 211 is located between two recesses 23 in first support 210.
As shown in figure 1, battery modules 2 are juxtaposed two groups, the second support 211 of the first Battery pack module 26 and second group
The second support 211 of battery modules 27 is adjacent and just right, and in the second support 211 of the first Battery pack module 26 and second group of electricity
Intermediate heating device 25 is provided between the second support 211 of pond module 27.
As shown in Figure 2 and Figure 3, intermediate heating device 25 includes:Intermediate plate 251, end heat plate 252, end heat plate
252 are separately positioned on the both sides of intermediate plate 251, the corresponding second support of end heat plate 252 on the length direction of battery modules 2
Convex portion 24 in convex portion 24 on 211, second support 211 is located at the both sides of the recess 23 in second support 211.
With reference to Fig. 1, fire-proof heat insulation board 3 is provided with the positive pole of battery cell 2, the corresponding recess 23 of fire-proof heat insulation board 3 is such as anti-
Fire screen hot plate 3 can be accommodated in recess 23, and so whole battery modules will not be provided with fire-proof heat insulation board 3 due to positive pole and be led
Cause battery modules uneven, influence assembling.And the both sides of recess 23 can have one between convex portion 24 or two recesses 23
Individual convex portion 24, convex portion can correspond to the negative pole of battery cell 2.
By setting end heat plate 252 to be used to heat the GND at convex portion 24, battery can be effectively lifted
The operating temperature of monomer 2, such as under the relatively low environment of temperature, the efficiency for charge-discharge of battery cell 2 is poor, by being carried out from negative pole
Heating can greatly lift heating effect.
With reference to Fig. 1, the recess 23 in the corresponding second support 211 of intermediate plate 251, and in intermediate plate 251 and second support 211
Recess 23 in the first cushion space 12 of formation of fire-proof heat insulation board 3, it is first extraneous that the first cushion space 12 passes through on housing 1
Through hole 11 is connected with external environment condition.
With reference to Fig. 1 specific embodiment, when the first cushion space 12 because the quick-fried spray of battery cell 22 is on fire and when pressure becomes big,
High temperature and high pressure gas in first cushion space 12 will break through rupture pressure disc 4 and will be discharged to by the first extraneous through hole 11 in external environment condition,
High temperature and high pressure gas are avoided to produce destruction to battery modules 2.
The first flow dividing structure 101 of the neighbouring first extraneous through hole 11, the first flow dividing structure are provided with second support 211
101 are used to after the gas in the first cushion space 12 is shunted discharge by the first extraneous through hole 11.
According to some embodiments of the present invention, the first flow dividing structure 101 is that the first zigzag shunts projection, thus structure letter
Single, shunting effect is stable.
With reference to shown in Fig. 5, Fig. 6, support column 32 is additionally provided with fire-proof heat insulation board 3, support column 32 is resisted against intermediate plate 251
On so that intermediate plate 251 to be spaced apart with fire-proof heat insulation board 3, so as to form the first cushion space 12.
With reference to shown in Fig. 2, Fig. 3, intermediate plate through hole 253 is provided with intermediate plate 251, intermediate plate through hole 253 is used to connect
The first cushion space 12 positioned at the both sides of intermediate plate 251, intermediate plate through hole 253 staggers with support column 32.So, in the electricity of side
Pond monomer 2 occurs after quick-fried spray, and high temperature and high pressure gas are entered in the first cushion space 12 of the side, due to being deposited on intermediate plate 251
In the intermediate plate through hole 253 for being connected the first cushion space of both sides 12, thus this quick-fried jet of part HTHP know from experience into
Enter into the first cushion space 12 of offside, so as to improve buffering effect.
As shown in Fig. 2 the thickness of intermediate plate 251 is less than the thickness of end heat plate 252.So so that the first buffering is empty
Between 12 volume it is relatively bigger, good buffer effect.
Insulating heat-conductive elastic layer 254 is provided with the surface of end heat plate 252.Optionally, insulating heat-conductive elastic layer 254
It can be silica gel heat conductive pad.
As shown in figure 1, the battery bag also includes first heater 28 and secondary heating mechanism 29, first heater 28
In the first support 210 for being arranged on the first Battery pack module 26, secondary heating mechanism 29 is arranged on the second Battery pack module 27
In first support 210.
First heater 28 is identical with the construction of secondary heating mechanism 29 and each includes:Central heater plate 261
With overhang insulation plate 262, overhang insulation plate 262 is located at the both sides of central heater plate 261 on the length direction of battery modules 2,
Convex portion 24 in convex portion 24 in the correspondence first support 210 of central heater plate 261, first support 210 is located at the first support
In the middle of two recesses 23 on 210.So, the corresponding fire-proof heat insulation board of overhang insulation plate 262, the corresponding convex portion of central heater plate 261
Battery cell negative pole at 24, when battery cell needs heating, by central heater plate 261 by heat from negative pole to battery list
Body 2 is transmitted, and heating effect is more preferably.
According to some embodiments of the present invention, the recess 23 in the corresponding first support 210 of overhang insulation plate 262, end is exhausted
Listrium 262 and the second cushion space 13 of formation of fire-proof heat insulation board 3 in the recess 23 in first support 210, the second cushion space
13 are connected by the second extraneous through hole 14 on housing 1 with external environment condition.With reference to Fig. 1 specific embodiment, when the second buffering is empty
Between 13 because the on fire and pressure of the quick-fried spray of battery cell 22 become big when, the high temperature and high pressure gas in the second cushion space 13 will break through explosion-proof
Film 4 is discharged in external environment condition by the second extraneous through hole 14, it is to avoid high temperature and high pressure gas produce destruction to battery modules 2.
According to some embodiments of the present invention, second point of the neighbouring second extraneous through hole 14 is provided with first support 210
Flow structure 102, the second flow dividing structure 102 is used for extraneous logical by second after the gas in the second cushion space 13 is shunted
Hole 14 is discharged.
According to some embodiments of the present invention, the second flow dividing structure 102 is that the second zigzag shunts projection, thus structure letter
Single, shunting effect is stable.
In general, battery bag 100 according to some preferred embodiments of the invention, by installing fire-proof heat insulation board 3 additional and preventing
Quick-fried film 4, can effectively prevent the heat transfer of battery cell 22 with spreading, and then improve the security of battery bag 100.
In addition, the vehicle of embodiment, including the battery bag 100 described in above-described embodiment according to a further aspect of the invention.
For vehicle other constructions be such as speed changer, brakes, steering prior art and be this area skill
Known to art personnel, therefore do not elaborated for other constructions of vehicle here.
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 the spy that the embodiment or example are described
Point is contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not
Identical embodiment or example must be directed to.Moreover, specific features, structure, material or the feature of description can be with office
What combined in an appropriate manner in one or more embodiments or example.In addition, those skilled in the art can say this
Not be the same as Example or example described in bright 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, changed, replacing and modification.
Claims (21)
1. a kind of battery bag, it is characterised in that including:
Housing;
Battery modules, the battery modules are arranged in the housing and the battery modules include:Support and multiple cylindricalitys
Battery cell, the support include first support and second support, the battery cell be arranged on the first support with it is described
Between second support;
Fire-proof heat insulation board, the fire-proof heat insulation board sets on the bracket and corresponds to the positive pole of the battery cell, described anti-
Cushion chamber is formed between the positive pole of fire screen hot plate and the battery cell;
Rupture pressure disc, cushion chamber described in the explosion-proof membrane closure.
2. battery bag according to claim 1, it is characterised in that multiple fire-proof and thermal-insulations are provided with the fire-proof heat insulation board
Battery cell mounting hole on plate through hole, the fire-proof heat insulation board through hole and the support is just to form the cushion chamber.
3. battery bag according to claim 2, it is characterised in that the rupture pressure disc is laid on the back of the body of the fire-proof heat insulation board
From on the side of the battery cell and closing multiple fire-proof heat insulation board through holes on the fire-proof heat insulation board.
4. battery bag according to claim 2, it is characterised in that recess is provided with the support, the recess is used for
The fire-proof heat insulation board is installed.
5. battery bag according to claim 4, it is characterised in that the face away from the second support of the first support
On be provided with two recesses, the second support is provided with a recess on the face of the first support, wherein in institute
State on the length direction of battery modules, in the second support a recess be located at the first support on two recesses it
Between.
6. battery bag according to claim 5, it is characterised in that the battery modules are juxtaposed two groups, first group of electricity
The second support of pond module is adjacent and just right with the second support of the second Battery pack module, and the second of the first Battery pack module
Intermediate heating device is provided between the second support of support and the second Battery pack module.
7. battery bag according to claim 6, it is characterised in that the intermediate heating device includes:
Intermediate plate, end heat plate, the end heat plate are separately positioned on described on the length direction of the battery modules
Convex portion in convex portion in the both sides of intermediate plate, the end heat plate correspondence second support, the second support is located at described
The both sides of recess in second support.
8. battery bag according to claim 7, it is characterised in that the recess in the intermediate plate correspondence second support, and
The intermediate plate and fire-proof heat insulation board the first cushion space of formation in the recess in the second support, first buffering are empty
Between connected by the first extraneous through hole on the housing with external environment condition.
9. battery bag according to claim 8, it is characterised in that be provided with the second support outside neighbouring described first
First flow dividing structure of boundary's through hole, first flow dividing structure is used for after the gas in first cushion space is shunted
Discharged by the described first extraneous through hole.
10. battery bag according to claim 9, it is characterised in that first flow dividing structure shunts for the first zigzag
It is raised.
11. battery bag according to claim 8, it is characterised in that support column, institute are additionally provided with the fire-proof heat insulation board
State support column to be resisted against so that the intermediate plate to be spaced apart with the fire-proof heat insulation board on the intermediate plate, so as to form described
One cushion space.
12. battery bag according to claim 11, it is characterised in that intermediate plate through hole, institute are provided with the intermediate plate
State intermediate plate through hole be used for connect positioned at intermediate plate both sides the first cushion space, the intermediate plate through hole and the support column mistake
Open.
13. battery bag according to claim 11, it is characterised in that the thickness of the intermediate plate is less than the end heat
The thickness of plate.
14. battery bag according to claim 7, it is characterised in that be provided with insulation on the surface of the end heat plate
Heat conductive elastomeric layer.
15. battery bag according to claim 6, it is characterised in that also include:First heater and the second heating dress
Put, the first heater is arranged in the first support of the first Battery pack module, the secondary heating mechanism is arranged on
In the first support of two Battery pack modules.
16. battery bag according to claim 15, it is characterised in that the first heater and the second heating dress
The construction put is identical and each includes:
Central heater plate and overhang insulation plate, the overhang insulation plate on the length direction of the battery modules be located at it is described in
Between heating plate both sides, the convex portion in central heater plate correspondence first support, the convex portion in the first support is located at institute
State in the middle of two recesses in first support.
17. battery bag according to claim 16, it is characterised in that recessed in the overhang insulation plate correspondence first support
Fire-proof heat insulation board the second cushion space of formation in recess in portion, the overhang insulation plate and the first support, described the
Two cushion spaces are connected by the second extraneous through hole on the housing with external environment condition.
18. battery bag according to claim 17, it is characterised in that neighbouring described second is provided with the first support
Second flow dividing structure of extraneous through hole, second flow dividing structure is used to be shunted the gas in second cushion space
Discharged afterwards by the described second extraneous through hole.
19. battery bag according to claim 18, it is characterised in that second flow dividing structure shunts for the second zigzag
It is raised.
20. battery bag according to claim 1, it is characterised in that the rupture pressure disc is unidirectional rupture disk.
21. a kind of vehicle, it is characterised in that including the battery bag according to any one of claim 1-20.
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CN201710297458.1A CN107093686B (en) | 2017-04-28 | 2017-04-28 | Battery pack and vehicle |
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CN201710297458.1A CN107093686B (en) | 2017-04-28 | 2017-04-28 | Battery pack and vehicle |
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CN107093686B CN107093686B (en) | 2020-04-14 |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108390130A (en) * | 2018-04-28 | 2018-08-10 | 华霆(合肥)动力技术有限公司 | Heat sink, battery modules and electric vehicle |
CN109713176A (en) * | 2018-11-30 | 2019-05-03 | 东风汽车有限公司 | Power battery system of electric automobile |
CN110783661A (en) * | 2018-07-25 | 2020-02-11 | 三星Sdi株式会社 | Battery pack |
CN111354885A (en) * | 2018-12-23 | 2020-06-30 | 宁德时代新能源科技股份有限公司 | Battery module |
WO2020177569A1 (en) * | 2019-03-07 | 2020-09-10 | 宁德时代新能源科技股份有限公司 | Battery module and battery pack |
WO2021068709A1 (en) * | 2019-10-10 | 2021-04-15 | 宁德时代新能源科技股份有限公司 | Fireproof member, battery pack, and device using batteries as power source |
TWI762018B (en) * | 2020-11-06 | 2022-04-21 | 西勝國際股份有限公司 | Battery module with function of preventing flames from leaking |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103081164A (en) * | 2010-08-06 | 2013-05-01 | 松下电器产业株式会社 | Cell module |
CN106058112A (en) * | 2016-08-12 | 2016-10-26 | 东莞力朗电池科技有限公司 | Cylindrical battery module |
-
2017
- 2017-04-28 CN CN201710297458.1A patent/CN107093686B/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103081164A (en) * | 2010-08-06 | 2013-05-01 | 松下电器产业株式会社 | Cell module |
CN106058112A (en) * | 2016-08-12 | 2016-10-26 | 东莞力朗电池科技有限公司 | Cylindrical battery module |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108390130A (en) * | 2018-04-28 | 2018-08-10 | 华霆(合肥)动力技术有限公司 | Heat sink, battery modules and electric vehicle |
CN110783661A (en) * | 2018-07-25 | 2020-02-11 | 三星Sdi株式会社 | Battery pack |
CN110783661B (en) * | 2018-07-25 | 2023-06-16 | 三星Sdi株式会社 | Battery pack |
CN109713176A (en) * | 2018-11-30 | 2019-05-03 | 东风汽车有限公司 | Power battery system of electric automobile |
CN111354885A (en) * | 2018-12-23 | 2020-06-30 | 宁德时代新能源科技股份有限公司 | Battery module |
WO2020177569A1 (en) * | 2019-03-07 | 2020-09-10 | 宁德时代新能源科技股份有限公司 | Battery module and battery pack |
US11705604B2 (en) | 2019-03-07 | 2023-07-18 | Contemporary Amperex Technology Co., Limited | Battery module with fireproof and fire-extinguishing components |
WO2021068709A1 (en) * | 2019-10-10 | 2021-04-15 | 宁德时代新能源科技股份有限公司 | Fireproof member, battery pack, and device using batteries as power source |
TWI762018B (en) * | 2020-11-06 | 2022-04-21 | 西勝國際股份有限公司 | Battery module with function of preventing flames from leaking |
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