WO2012073439A1 - 電池ブロック、電池モジュール及び電池パック配置構造 - Google Patents
電池ブロック、電池モジュール及び電池パック配置構造 Download PDFInfo
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- WO2012073439A1 WO2012073439A1 PCT/JP2011/006409 JP2011006409W WO2012073439A1 WO 2012073439 A1 WO2012073439 A1 WO 2012073439A1 JP 2011006409 W JP2011006409 W JP 2011006409W WO 2012073439 A1 WO2012073439 A1 WO 2012073439A1
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- Prior art keywords
- battery
- impact
- battery module
- exhaust path
- battery block
- Prior art date
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- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION 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
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
- B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
- B60L50/64—Constructional details of batteries specially adapted for electric vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION 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
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
- B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
- B60L50/66—Arrangements of batteries
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- 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
- H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
- H01M50/207—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape
- H01M50/213—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for cells having curved cross-section, e.g. round or elliptic
-
- 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
- H01M50/242—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 against vibrations, collision impact or swelling
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- 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
- H01M50/249—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for aircraft or vehicles, e.g. cars or trains
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- 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
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/572—Means for preventing undesired use or discharge
- H01M50/574—Devices or arrangements for the interruption of current
- H01M50/579—Devices or arrangements for the interruption of current in response to shock
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
- B60K2001/0405—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion characterised by their position
- B60K2001/0416—Arrangement in the rear part of the vehicle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
- B60K2001/0405—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion characterised by their position
- B60K2001/0438—Arrangement under the floor
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
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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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Definitions
- the present invention relates to a battery block, a battery module, and a battery pack arrangement structure.
- a battery module in which a plurality of batteries are housed in a case so that a predetermined voltage and capacity can be output is widely used as a power source for various devices and vehicles, and a household power source.
- general-purpose secondary batteries can be connected in parallel and in series to output a specified voltage and capacity and modularized so that it can be charged.
- This battery block By combining this battery block in various ways, it can be used for a wide variety of applications.
- Technology is beginning to be adopted. This modularization technology improves the workability when assembling the battery module and increases the performance of the battery housed in the battery block by improving the performance of the battery housed in the battery block. There are various advantages, such as an improved degree of freedom when mounted in a designated space.
- Patent Document 1 does not specify the type of battery, but as a battery unit for a vehicle, a battery block in which battery cells are arranged, a storage case that stores the battery block, and a peripheral surface of the storage case There is described one provided with a protection member provided on the top and a hollow bulging portion formed on the protection member and projecting outward.
- a protection member provided on the top
- a hollow bulging portion formed on the protection member and projecting outward.
- the hollow bulge provided on the peripheral surface is plastically deformed and propagates to the battery unit accommodated therein. It is described that the impact force to be reduced can be reduced.
- the present invention has been made in view of such points, and an object of the present invention is to provide an in-vehicle battery module including an impact absorbing member that absorbs an impact force at the time of collision without increasing the overall size. There is to do.
- the battery block of the present invention is an in-vehicle battery block including an accommodating portion that accommodates a plurality of unit cells that are secondary batteries, and an exhaust path that includes a space through which gas generated from the unit cells passes.
- the structure when an impact due to a vehicle collision is applied, the structure includes an impact absorbing member that absorbs the impact by deforming so that the space of the exhaust path becomes small.
- the impact absorbing member is a member that reduces or eliminates the impact applied to other parts in the battery block by receiving the impact and dampening it.
- the battery module of the present invention is an in-vehicle battery module that includes an accommodating portion that accommodates a plurality of unit cells that are secondary batteries, and an exhaust path that includes a space through which gas generated from the unit cells passes.
- the structure when an impact due to a vehicle collision is applied, the structure includes an impact absorbing member that absorbs the impact by deforming so that the space of the exhaust path becomes small.
- the minimum unit in which a plurality of unit cells are combined into one is a battery block, and the battery module has a structure in which a plurality of battery blocks are connected.
- the battery pack arrangement structure of the present invention has a configuration in which the above battery module is arranged on a chassis, and the direction in which the exhaust path extends is substantially perpendicular to the vehicle width direction.
- the battery module of the present invention absorbs the impact by reducing the space of the exhaust path, there is no need to newly add a space for absorbing the impact, and the impact absorbing member can be installed without substantially changing the size of the battery module. Can be added.
- FIG. 4 is a schematic cross-sectional view taken along the line AA in a state where a cover is put on the battery module of FIG. 3. It is typical sectional drawing of the battery module which concerns on another example of embodiment. It is typical sectional drawing of the battery module which concerns on the other example of embodiment. It is typical sectional drawing of the battery module which concerns on the further another example of embodiment. It is the figure which showed the arrangement configuration to the chassis of the battery module in embodiment. It is typical sectional drawing of the battery module which concerns on another example of embodiment. It is typical sectional drawing of the battery module which concerns on the other example of embodiment. It is typical sectional drawing of the battery module which concerns on another example of embodiment. It is typical sectional drawing of the battery module which concerns on another example of embodiment. It is typical sectional drawing of the battery module which concerns on another example of embodiment. It is the figure which showed the arrangement configuration to the chassis of the battery module in other embodiment.
- FIG. 1 is a cross-sectional view schematically showing a configuration of a battery 100 used in the battery block in the first embodiment.
- the battery used in the battery block of this embodiment may be a battery that can be used alone as a power source for portable electronic devices such as notebook computers (hereinafter, the battery used in the battery block is referred to as “unit cell”). ").
- the battery used in the battery block is referred to as “unit cell”.
- the battery of this embodiment may be a cylindrical battery, a square battery, or a laminate battery.
- a cylindrical lithium ion secondary battery as shown in FIG. 1 can be adopted, but the present invention is not limited thereto. Also good.
- This lithium ion secondary battery has a normal configuration, and includes a safety mechanism that releases gas to the outside of the battery when the pressure in the battery increases due to an internal short circuit or the like.
- a specific configuration of the unit cell 100 will be described with reference to FIG.
- an electrode group 4 in which a positive electrode 2 and a negative electrode 1 are wound through a separator 3 is housed in a battery case 7 together with a non-aqueous electrolyte.
- a portion where the electrode group 4 composed of the positive electrode 2 and the negative electrode 1 that are power generation elements is accommodated in the battery case 7 can be referred to as a unit cell main body.
- Insulating plates 9, 10 are arranged above and below the electrode group 4, the positive electrode 2 is joined to the filter 12 via the positive electrode lead 5, and the negative electrode 1 serves as the negative electrode terminal via the negative electrode lead 6. Is joined to the bottom.
- the filter 12 is connected to an inner cap 13, and the protrusion of the inner cap 13 is joined to a metal valve plate 14. Further, the valve plate 14 is connected to a terminal plate 8 that also serves as a positive electrode terminal. The terminal plate 8, the valve plate 14, the inner cap 13, and the filter 12 are integrated to seal the opening of the battery case 7 via the gasket 11.
- valve body 14 When an internal short circuit or the like occurs in the unit cell 100 and the pressure in the unit cell 100 increases, the valve body 14 swells toward the terminal plate 8 and the inner cap 13 and the valve body 14 are disconnected from each other. Is cut off. When the pressure in the unit cell 100 further increases, the valve body 14 is broken. Thereby, the gas generated in the unit cell 100 is discharged to the outside through the through hole 12 a of the filter 12, the through hole 13 a of the inner cap 13, the tear of the valve element 14, and the opening 8 a of the terminal plate 8. Is done.
- the safety mechanism for discharging the gas generated in the unit cell 100 to the outside is not limited to the structure shown in FIG.
- FIG. 2 is a cross-sectional view schematically showing the configuration of the battery block 200 in the present embodiment.
- the battery block 200 is a minimum unit of an assembly of a plurality of unit cells 100, and the unit cells 100 in one battery block 200 are connected in parallel to each other.
- the member etc. which electrically connect unit cells 100 are abbreviate
- FIG. 2 shows a schematic cross section in which a plurality of unit cells 100 are arranged and connected in parallel (the cross section of the unit cells is easy to see without hatching).
- the battery block 200 has a configuration in which a plurality of unit cells 100 are accommodated in the container 20.
- each unit cell 100 is inserted into a cylindrical through-hole formed in a cooling block 24 (accommodating unit) accommodated in the container 20 so that the main unit parts of the unit cells 100 are arranged adjacent to each other. ing. Further, as shown in FIG. 1, the unit cell 100 includes an open part 8 a that discharges gas generated in the unit cell 100 to the outside of the battery, and these open parts 8 a are on the same side in the battery block 200. The unit cells 100 are arranged so as to face.
- the container 20 includes a storage space 31 that houses the plurality of unit cells 100 by a flat plate (plate member) 30 disposed on one end side (in the present embodiment, the positive electrode terminal 8 side) of the plurality of unit cells 100, It is partitioned into an exhaust path 32 through which gas discharged from the open portion 8a of the unit cell 100 passes and exhausts outside the container 20.
- the open portion 8 a of the unit cell 100 communicates with the exhaust path 32 through an opening 30 a formed in the flat plate 30.
- the exhaust path 32 includes a space between the flat plate 30 and the bowl-shaped member 21 that is an exterior plate that also serves as a lid of the container 20.
- the open portions 8a of each unit cell 100 are all on the upper side in FIG. 2, and the hook-shaped member 21 is placed on the upper portion 8a and is covered with the hook-shaped member 21.
- the gas discharged from the open portion 8a of the unit cell 100 is discharged to the exhaust path 32 through the opening 30a formed in the flat plate 30, passes through the exhaust path 32, and is provided in the container 20. It is discharged out of the container 20 through the discharge port 22.
- the flat plate 30 Since the flat plate 30 is disposed in close contact with one end portion of the unit cell 100 (in this embodiment, the end portion on the positive electrode terminal 8 side), the storage space 31 is sealed by the flat plate 30. . Therefore, the gas discharged from the open part 8 a of the unit cell 100 to the exhaust path 32 through the opening part 30 a of the flat plate 30 does not enter the storage space 31.
- FIG. 3 schematically shows a state where the battery module 300 according to the present embodiment is viewed from above with the upper cover of the case 40 removed.
- the battery module 300 houses an even number of battery blocks 200, 200,... (Six here) in a case 40, and a gas discharge duct 42 is attached.
- two battery blocks 200 are formed in a pair on the upper and lower sides, and three pairs are arranged side by side. Therefore, hereinafter, the direction in which the three pairs are arranged, that is, the left-right direction in the figure is referred to as the longitudinal direction of the battery module 300.
- the battery blocks are arranged such that the exhaust passages 32 face each other and the insides are adjacent to each other.
- the battery module 300 itself has a substantially rectangular parallelepiped shape. Assuming that the battery block 200 is composed of the exhaust path 32 and a main body part other than the exhaust path, the two battery blocks 200 and 200 forming one pair are sandwiched between the adjacent main body parts by the respective exhaust paths 32 and 32. It is the composition which is. Alternatively, it can be said that the portion where the battery blocks 200 and 200 forming one pair are adjacent to each other and the exhaust path 32 are placed at both ends of the battery block 200.
- the exhaust paths 32 of the respective battery blocks 200, 200,... are arranged on the two opposing surfaces of the battery module 300, respectively, and after passing through the discharge port 22, respectively, are gases that are buffer spaces.
- the gas chamber 41 is connected to the gas discharge duct 42, and the gas generated from any of the unit cells 100 passes through the exhaust port 32, the gas chamber 41, and the gas discharge duct 42 from the exhaust path 32 to the outside of the battery module 300. To be discharged.
- the gas chamber 41 is installed between one side surface of the battery block 200 and one side surface inside the case 40, and the direction in which the rows of the exhaust passages 32 in the battery module 300 extend and are aligned (the length of the battery module 300 is long). A space extending substantially perpendicular to the direction) and corresponding to the entire surface of one side surface of the case 40.
- the outlet 44 of the gas discharge duct 42 is arranged at a position where it is safe even if the gas is discharged.
- the battery module 300 When the battery module 300 is mounted on an electric vehicle, the battery module 300 is disposed between the crew cabin and the outer plate, or is disposed below the vehicle body so that the outlet 44 faces the ground. By arranging in this way, it is safe for the crew and people near the car to avoid hitting the combustibles in the car with gas.
- the installation position of the outlet 44 of the gas discharge duct 42 differs depending on the structure of the automobile and the installation location of the battery module 300.
- FIG. 4 is a schematic cross-sectional view taken along line AA in a state where the battery module 300 of FIG. 3 is covered. Note that hatching of the unit cell 100 is omitted.
- the exhaust paths 32, 32 of the upper and lower battery blocks 200, 200 are disposed on the upper surface and the lower surface of the battery module 300, and the main body portions (portions where the unit cells 100 are arranged) of the upper and lower battery blocks 200, 200 are interposed therebetween. Is arranged.
- FIG. 8 shows a battery pack arrangement according to this embodiment in which a plurality of battery modules 300, 300,.
- a combination of a plurality of battery modules is used as a battery pack.
- Three battery modules 300, 300,... are arranged between the rear wheels 62, 62, and five battery modules 300, 300 are arranged between the front wheels 61, 61 and the rear wheels 62, 62.
- the exhaust path 32 extends in the longitudinal direction of the vehicle. That is, the extending direction of the exhaust path 32 is substantially perpendicular to the vehicle width direction.
- substantially vertical means that there may be some deviation from vertical in a mathematically strict sense due to the design situation and the tolerance of assembly of the battery module to the chassis.
- the exhaust path 32 is disposed along a side surface extending in the vehicle front-rear direction, and a gap is provided between adjacent battery modules 300.
- a large impact is applied in the lateral direction of the battery module 300 (a direction substantially perpendicular to the longitudinal direction of the battery module 300), and the impact is applied only by the case 40. Since it cannot be absorbed, it is considered that a large impact is also applied to the internal unit cell 100.
- the unit cell 100 may be deformed to cause an internal short circuit.
- an internal short circuit occurs, high-temperature gas is blown out from the inside of the unit cell 100, the unit cell 100 becomes unusable, and a chain of internal short circuits due to heat may also occur in the surrounding unit cell 100. is there.
- the direction of the impact force F is the direction along the central axis of the columnar shape for the unit cell 100. If the impact force is applied to the unit cell 100 as it is, the upper part of the unit cell 100 is connected to the exhaust path. There is a risk that it will squeeze into 32 or a compression pressure will be applied in the direction of the central axis.
- the bowl-shaped member 21 is made by bending a metal plate, when an impact force is applied, it is elastically deformed if the impact force is small, and plastically deforms if the impact force is large. By absorbing the impact force. Due to the deformation of the bowl-shaped member 21, the exhaust path 32 is crushed and the space through which the gas passes becomes smaller.
- the deformation of the bowl-shaped member 21 that is an impact absorbing member absorbs the impact caused by the collision from the lateral direction of the vehicle, so that the impact applied to the unit cell 100 is reduced to such an extent that zero or an internal short circuit does not occur.
- the influence on the unit cell 100 can be suppressed.
- the bowl-shaped member 21 is deformed and the exhaust path 32 is crushed, the battery module 300 may become unusable.
- the safety aspect is considered. Since the battery module 300 is replaced with a new one, it is not particularly problematic that the battery module 300 becomes unusable.
- the impact of the collision is reduced by a bumper, a crushable zone, or the like.
- the case 40 beside the gas chamber 41 is deformed and the gas chamber 41 is deformed. Since the impact is absorbed by reducing the space, the battery module of the present embodiment has high safety against a collision in the vehicle front-rear direction. That is, even if an impact is applied in the longitudinal direction of the battery module 300, the portion of the case 40 next to the gas chamber 41 can be another impact absorbing member to absorb the impact.
- the battery module 300 of the present embodiment absorbs the impact due to the collision by devising the bowl-shaped member 21 and utilizing the deformation and the space of the exhaust path 32 becoming smaller. Prevents a large impact. Therefore, it is not necessary to separately incorporate a member that absorbs impact into the battery module 300, the size of the battery module 300 can be kept small, and the manufacturing cost can be kept low.
- the modification 1 is different from the above embodiment in the structure for absorbing the impact caused by the collision, and the other parts are the same. Accordingly, only the parts different from the above structure will be described below, and the configuration, structure and arrangement on the chassis of the unit cell, battery block and battery module, which will not be described, are the same as the above structure, structure and arrangement.
- the battery module 301 according to the modified example 1 is different from the configuration of the above embodiment in the shape of the bowl-shaped member 50. Also in this modification, the hook-shaped member 50 is an impact absorbing member.
- the bowl-shaped member 50 is made of a metal plate having a circular cross section (a member having a spring property such as phosphor bronze).
- the saddle-like member 50 is deformed and the space of the exhaust path 32 is reduced to absorb the impact, and the impact applied to the unit cell 100 is zero or internal. Make it small enough not to cause a short circuit.
- the entire bowl-shaped member 50 absorbs the impact as a leaf spring, so that it is possible to absorb a greater impact than in the above embodiment.
- Other effects are the same as in the above embodiment.
- the second modification is different from the above embodiment in the structure for absorbing the impact caused by the collision, and the other parts are the same. Accordingly, only the parts different from the above structure will be described below, and the configuration, structure and arrangement on the chassis of the unit cell, battery block and battery module, which will not be described, are the same as the above structure, structure and arrangement.
- the battery module 302 according to the modified example 2 includes a reinforcing member 52 disposed in the space of the exhaust path 32 in addition to the configuration of the above embodiment. Is an impact absorbing member.
- the reinforcing member 52 is made of a columnar elastic member, and is installed in the battery block 202 at the central portion in the width direction of the exhaust path 32, and a plurality of reinforcing members 52 are installed in the direction in which the exhaust path 32 extends.
- the exterior plate 21b forming the exhaust path 32 has a flat plate shape, and the central portion is supported by the reinforcing member 52.
- the reinforcing member 52 When the impact force F due to the collision is applied to the battery module 302 of this modification, the reinforcing member 52 is deformed and the space of the exhaust path 32 is reduced to absorb the impact, and the impact applied to the unit cell 100 is zero or an internal short circuit. Make it so small that it does not occur.
- the reinforcing member 52 having a larger shock absorbing ability than that of the bowl-shaped member 21 is arranged as a part of the shock absorbing member, it is possible to absorb a larger shock than the above embodiment.
- Other effects are the same as in the above embodiment.
- the battery module 303 according to the modified example 3 has different materials and / or different parts in the container 20 and the case 40 that are located beside the exhaust path 32 in addition to the configuration of the above embodiment.
- the first shock absorbing band portion 54 and the second shock absorbing band portion 56 each having a shape are disposed, and the shape of the flange-shaped member 21a is different.
- the flange-shaped member 21a, the first shock absorbing band 54, and the second shock absorbing band 56 are shock absorbing members.
- the first shock absorbing band portion 54 and the second shock absorbing band portion 56 are each made of a material having a higher shock absorbing ability and / or a shape having a higher shock absorbing ability than the constituent materials of the container 20 and other portions of the case 40.
- the battery block 203 surrounds the exhaust path 32 in a belt shape.
- the bowl-shaped member 21a has a cross-sectional shape similar to the bowl-shaped member 50 of the first modification.
- the difference from Modification 1 is that both ends of the arc-shaped cross section extend up to the first shock absorbing band portion 54, but folded portions are formed that are folded back inside the arc at both ends. It is a point. The part folded back inside the arc is short, and the folded corner hits the inside of the first shock absorbing band 54 to push the first shock absorbing band 54 outward.
- the battery module 303 As the configuration of the first shock absorbing band portion 54 and the second shock absorbing band portion 56, for example, when a plastic member is combined with an elastic member having a large elastic coefficient and a plastic deforming member is subjected to a compressive force, the battery module 303 An example of a configuration that falls to the outside can be exemplified.
- the elastic member when an impact is applied, the elastic member is first deformed and the flange-shaped member 21a is crushed to reduce the height of the exhaust passage 32, and then the plastic deformation member is deformed. After the plastic deformation member is compressed and deformed to some extent, the plastic deformation member is pushed by the corner of the bowl-shaped member 21a and deforms so as to fall outside the battery module 303.
- the impact continues so that the space of the exhaust path 32 becomes smaller, the impact is absorbed by the elastic member being compressed and deformed again.
- both the hook-shaped member 21a, the first shock absorption band portion 54, and the second shock absorption band portion 56 are deformed.
- the impact is absorbed by reducing the space of the exhaust path 32 so that the impact applied to the unit cell 100 is reduced to such an extent that zero or an internal short circuit does not occur.
- the first shock absorbing band portion 54 and the second shock absorbing band portion 56 are arranged as a part of the shock absorbing member, so that it is possible to absorb a larger shock than in the above embodiment. .
- Other effects are the same as in the above embodiment.
- band part 56 are not limited to said illustration, Shock absorption ability rather than the constituent material of the container 20 and the other part of the case 40, respectively. Any material may be used as long as it has a high material and / or a shape having a high impact absorption capacity.
- the modified example 4 is different from the above-described embodiment in the structure for absorbing the impact caused by the collision, and the other parts are the same. Accordingly, only the parts different from the above structure will be described below, and the configuration, structure and arrangement on the chassis of the unit cell, battery block and battery module, which will not be described, are the same as the above structure, structure and arrangement.
- the battery module 304 according to the modified example 4 includes protrusions 23, 23, and 23 that protrude inwardly in the container 20 ′ of the battery block 204 in addition to the configuration of the above embodiment.
- a concave portion is also formed in a portion corresponding to the convex portion 23 of the cooling block 24 ′.
- the impact force F due to the collision is applied to the battery module 304 according to this modification, the impact force is absorbed by the deformation of the convex portions 23, 23, 23 of the container 20 'made of resin.
- the projections 23, 23, 23 are broken to deform the upper flange member 21 to absorb the impact force.
- the modified example 5 is different from the above-described embodiment in the structure for absorbing the impact caused by the collision, and the other parts are the same. Accordingly, only the parts different from the above structure will be described below, and the configuration, structure and arrangement on the chassis of the unit cell, battery block and battery module, which will not be described, are the same as the above structure, structure and arrangement.
- the battery module 305 according to Modification 5 is different from the configuration of the above embodiment in that a tubular hollow member 121 is used instead of the bowl-shaped member 50.
- a tubular hollow member 121 is an impact absorbing member.
- the tubular hollow member 121 is made of an iron square pipe, and the hollow portion serves as the exhaust path 32.
- a hole is formed in the hollow member 121 at a portion facing the open portion 8 a of the unit cell 100, and the gas discharged from the unit cell 100 can be quickly sent into the exhaust path 32.
- -Modification 6- Modification 6 differs from the above embodiment in the structure of the battery module, and the other parts are the same. Accordingly, only the parts different from the above-described structure will be described below, and the configuration, structure, and arrangement on the chassis of the unit cell and battery block that are not described are the same as the above-described structure, structure, and arrangement.
- the battery module 306 according to Modification 6 is different from the configuration of the above embodiment in that battery blocks 200 and 200 that are paired with each other are arranged so that the exhaust paths 32 face each other.
- the members that absorb the impact due to the collision are the bowl-shaped members 21 and 21 as in the above embodiment.
- Two saddle-shaped members 21 and 21 are placed in the central portion of the battery module 306 so that the upper surfaces thereof are in contact with each other, and the impact due to the collision is absorbed in the central portion of the battery module 306. Since the impact force due to the collision is absorbed by deformation of the weakest part of the battery module 306, even if the impact absorbing member is arranged at the center of the battery module, the same effect as in the above embodiment can be obtained.
- the arrangement configuration of the battery module on the chassis may be other than the configuration shown in FIG.
- the exhaust path may be arranged so as to extend in the vehicle width direction, or a battery module whose exhaust path extends in the vehicle width direction and a battery module extended in the vehicle front-rear direction may be mixed. Further, a plurality of battery modules may be stacked.
- the reinforcing member of Modification 2 may be a member that plastically deforms to absorb an impact.
- a convex portion may be provided on the cooling block, and a concave portion corresponding to the convex portion may be provided on the container.
- a battery module structure in which an impact absorbing member is arranged at the center may be adopted.
- the arrangement shown in FIG. 12 may be adopted as the battery pack arrangement.
- the main difference between the battery pack arrangement shown in FIG. 12 and the battery pack arrangement shown in FIG. 8 is that a plurality of battery modules 300, 300,...
- the gas exhaust passage 71 is provided.
- the gas discharge duct 43 of the battery module 300 is not connected between the battery modules 300, and the gas discharge duct 43 of each battery module 300 is connected to the gas discharge passage 71 at the outlet.
- the six battery modules 300, 300,... Are accommodated in the inner case 72, and the exhaust path 32 of each battery module 300, 300,.
- the direction is substantially perpendicular to the vehicle width direction.
- a gas discharge passage 71 is provided around the assembly of the battery modules 300, 300,... In a plan view, and the gas outlet 45 of the gas discharge passage 71 is formed on the rear side of the vehicle. ing.
- an impact absorbing effect due to the deformation of the gas discharge passage 71 can be achieved.
- the outer wall of the gas discharge passage 71 is recessed inward so that the impact of the collision is absorbed.
- the impact from the front-rear direction of the vehicle can be absorbed by the deformation of the gas discharge passage 71.
- the battery modules of Modification Examples 1 to 6 may be employed.
- the inner case 72 may be removed and a space between the assembly of the battery modules 300 and the outer case of the battery pack may be used as a gas discharge passage.
- the battery module according to the present invention has an excellent shock absorbing performance and is useful as an in-vehicle power source or the like.
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Abstract
Description
<素電池>
図1は、実施形態1における電池ブロックに使用する電池100の構成を模式的に示した断面図である。なお、本実施形態の電池ブロックに使用する電池は、ノート型パソコン等の携帯用電子機器の電源として単体でも使用できる電池であってもよい(以下、電池ブロックに使用する電池を、「素電池」と呼ぶ)。この場合、高性能の汎用電池を、電池ブロックの素電池として使用することができるため、電池ブロックの高性能化、低コスト化をより容易に図ることができる。本実施形態の電池は、円筒形電池であっても、角形型電池であっても、ラミネート形電池であってもよい。
図2は、本実施形態における電池ブロック200の構成を模式的に示した断面図である。本実施形態においては、電池ブロック200は複数の素電池100の集合体の最小単位であり、1つの電池ブロック200中の素電池100同士は互いに並列に接続されている。なお、素電池100同士を電気的に接続する部材等は省略して図を見やすくしている。
図3は、本実施形態に係る電池モジュール300を、ケース40の上蓋を取り外して上から見た状態を模式的に示したものである。電池モジュール300は偶数個の電池ブロック200,200,…(ここでは6つ)をケース40に収納しており、ガス排出ダクト42が取り付けられている。この図では上下に2個の電池ブロック200が一つの対を成しており、3つの対が横に並んでいる。そこで以下、3つの対が並んでいる方向、即ち図の左右方向を電池モジュール300の長手方向ということにする。一つの対においては、排気経路32を互いに外側に向け、内側同士を隣接させた電池ブロック配置になっている。また、電池モジュール300自体はほぼ直方体形状である。電池ブロック200を排気経路32と、排気経路以外の本体部とからなると考えると、一つの対を成す2つの電池ブロック200,200はそれぞれの排気経路32,32によって隣り合う本体部が挟まれている構成となっている。あるいは、一つの対を成す電池ブロック200,200同士が隣接する部分と排気経路32とは電池ブロック200の両端部に置かれているとも言うことができる。
変形例1は上記の実施形態とは衝突による衝撃を吸収する構造が異なっていて、他の部分は同じである。従って、上記の構造と異なる部分のみを以下に説明し、説明を省略する素電池、電池ブロック,電池モジュールの構成、構造及び車台上の配置は上記の構成、構造及び配置と同じである。
変形例2は上記の実施形態とは衝突による衝撃を吸収する構造が異なっていて、他の部分は同じである。従って、上記の構造と異なる部分のみを以下に説明し、説明を省略する素電池、電池ブロック,電池モジュールの構成、構造及び車台上の配置は上記の構成、構造及び配置と同じである。
変形例3は上記の実施形態とは衝突による衝撃を吸収する構造が異なっていて、他の部分は同じである。従って、上記の構造と異なる部分のみを以下に説明し、説明を省略する素電池、電池ブロック,電池モジュールの構成、構造及び車台上の配置は上記の構成、構造及び配置と同じである。
変形例4は上記の実施形態とは衝突による衝撃を吸収する構造が異なっていて、他の部分は同じである。従って、上記の構造と異なる部分のみを以下に説明し、説明を省略する素電池、電池ブロック,電池モジュールの構成、構造及び車台上の配置は上記の構成、構造及び配置と同じである。
変形例5は上記の実施形態とは衝突による衝撃を吸収する構造が異なっていて、他の部分は同じである。従って、上記の構造と異なる部分のみを以下に説明し、説明を省略する素電池、電池ブロック,電池モジュールの構成、構造及び車台上の配置は上記の構成、構造及び配置と同じである。
変形例6は上記の実施形態とは電池モジュールの構造が異なっていて、他の部分は同じである。従って、上記の構造と異なる部分のみを以下に説明し、説明を省略する素電池、電池ブロックの構成、構造及び車台上の配置は上記の構成、構造及び配置と同じである。
上記の実施形態は本発明の例であり、本発明はこれらの例に限定されない。樋状部材21の素材や厚みを検討したり、形状を変更しても構わない。例えば樋状部材21の上面や側面部分に補強用のリブを設けたり、金属板に凹凸を設けて剛性や弾性を大きくしてもよい。
2 正極
4 電極群
7 電池ケース(負極端子)
8 端子板(正極端子)
8a 開放部
21 外装板(樋状部材)
21a 外装板(樋状部材)
24 冷却ブロック(収容部)
32 排気経路
40 ケース
41 ガス室
50 樋状部材(衝撃吸収部材)
52 補強部材(衝撃吸収部材)
54 第1の衝撃吸収帯部
56 第2の衝撃吸収帯部
60 車台
100 素電池
121 管状の中空部材(衝撃吸収部材)
200 電池ブロック
201 電池ブロック
202 電池ブロック
203 電池ブロック
204 電池ブロック
205 電池ブロック
300 電池モジュール
301 電池モジュール
302 電池モジュール
303 電池モジュール
304 電池モジュール
305 電池モジュール
306 電池モジュール
Claims (23)
- 二次電池である複数の素電池を収容する収容部と、
前記素電池から発生するガスを通過させる空間を備えた排気経路と
を備えた車載用の電池ブロックであって、
車両の衝突による衝撃が付与されたときに、前記排気経路の空間が小さくなるように変形することで該衝撃を吸収する衝撃吸収部材を有する、電池ブロック。 - 車両の衝突による前記衝撃とは、15G以上の衝撃である、請求項1に記載されている電池ブロック。
- 複数の前記素電池は、発電要素を備えた素電池本体部と該素電池本体部において発生するガスを素電池外に排出する開放部を備えていて、前記素電池本体部同士が隣り合い且つ前記開放部が同じ側を向くように前記収容部に収容されている、請求項1または2に記載されている電池ブロック。
- 前記排気経路の少なくとも一部を前記衝撃吸収部材により構成することを特徴とする、請求項1から3のいずれか一つに記載されている電池ブロック。
- 前記衝撃吸収部材の少なくとも一部は、樋状部材である、請求項1から4のいずれか一つに記載されている電池ブロック。
- 前記衝撃吸収部材は、弾性部材からなる、請求項1から4のいずれか一つに記載されている電池ブロック。
- 前記衝撃吸収部材は、前記衝撃により塑性変形する部材からなる、請求項1から4のいずれか一つに記載されている電池ブロック。
- 前記衝撃吸収部材は、管状の中空部材からなる、請求項1から4のいずれか一つに記載されている電池ブロック。
- 前記収容部と前記排気経路とを収納するケースを更に備え、
前記収容部は、前記衝撃吸収部材である凸部を有しており、
前記ケースは前記凸部を収める凹部を有しており、
前記凸部は前記衝撃により折れることを特徴とする、請求項1から3のいずれか一つに記載されている電池ブロック。 - 前記収容部と前記排気経路とを収納するケースを更に備え、
前記ケースは、前記衝撃吸収部材である凸部を有しており、
前記収容部は、前記凸部を収める凹部を有しており、
前記凸部は前記衝撃により折れることを特徴とする、請求項1から3のいずれか一つに記載されている電池ブロック。 - 二次電池である複数の素電池を収容する収容部と、
前記素電池から発生するガスを通過させる空間を備えた排気経路と
を備えた車載用の電池モジュールであって、
車両の衝突による衝撃が付与されたときに、前記排気経路の空間が小さくなるように変形することで該衝撃を吸収する衝撃吸収部材を有する、電池モジュール。 - 車両の衝突による前記衝撃とは、15G以上の衝撃である、請求項11に記載されている電池モジュール。
- 複数の前記素電池は、発電要素を備えた素電池本体部と該素電池本体部において発生するガスを素電池外に排出する開放部を備えていて、前記素電池本体部同士が隣り合い且つ前記開放部が同じ側を向くように前記収容部に収容されている、請求項11または12に記載されている電池モジュール。
- 前記排気経路の少なくとも一部を前記衝撃吸収部材により構成することを特徴とする、請求項11から13のいずれか一つに記載されている電池モジュール。
- 前記衝撃吸収部材の少なくとも一部は、樋状部材である、請求項11から14のいずれか一つに記載されている電池モジュール。
- 前記衝撃吸収部材は、弾性部材からなる、請求項11から14のいずれか一つに記載されている電池モジュール。
- 前記衝撃吸収部材は、前記衝撃により塑性変形する部材からなる、請求項11から14のいずれか一つに記載されている電池モジュール。
- 前記衝撃吸収部材は、管状の中空部材からなる、請求項11から14のいずれか一つに記載されている電池モジュール。
- 前記収容部と前記排気経路とを収納するケースを更に備え、
前記収容部は、前記衝撃吸収部材である凸部を有しており、
前記ケースは前記凸部を収める凹部を有しており、
前記凸部は前記衝撃により折れることを特徴とする、請求項11から13のいずれか一つに記載されている電池モジュール。 - 前記収容部と前記排気経路とを収納するケースを更に備え、
前記ケースは、前記衝撃吸収部材である凸部を有しており、
前記収容部は、前記凸部を収める凹部を有しており、
前記凸部は前記衝撃により折れることを特徴とする、請求項11から13のいずれか一つに記載されている電池モジュール。 - 請求項1から10に記載の電池ブロックを偶数個有しており、
任意の1つの前記電池ブロックは、もう一つの前記電池ブロックと対になって隣接して配置されており、
前記電池ブロックは、前記対を成すもう一つの電池ブロックに隣接する部分と前記排気経路とが両端部に位置する構成を有しており、
前記電池ブロックには、前記対を成す電池ブロック以外に隣接している電池ブロックが存しており
前記対を成す電池ブロック以外であって隣接している前記電池ブロック同士は、前記排気経路を互いに連結させて1列に延ばしている、電池モジュール。 - 一端部に前記排気経路の列に略直交する形状のガス室をさらに備えている、請求項21に記載されている電池モジュール。
- 請求項21または22に記載されている電池モジュールを車台に配置した電池パック配置構造であって、
前記排気経路が延びる方向は車幅方向に対して略垂直の方向である、電池パック配置構造。
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US13/517,939 US20120261206A1 (en) | 2010-11-30 | 2011-11-17 | Battery block, battery module, and battery pack arrangement structure |
CN2011800053287A CN102696134A (zh) | 2010-11-30 | 2011-11-17 | 电池块、电池模组及电池包配置结构 |
JP2012515264A JPWO2012073439A1 (ja) | 2010-11-30 | 2011-11-17 | 電池ブロック、電池モジュール及び電池パック配置構造 |
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WO2014129136A1 (ja) * | 2013-02-19 | 2014-08-28 | 三洋電機株式会社 | 電池スタック |
JP2014159212A (ja) * | 2013-02-19 | 2014-09-04 | Dr Nakamats Com | 航空機等用安全安心リチウム電池システム |
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Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104659309B (zh) * | 2015-01-29 | 2017-04-12 | 奇瑞新能源汽车技术有限公司 | 电池组废气排放系统 |
DE102015008727A1 (de) * | 2015-07-07 | 2017-01-12 | GM Global Technology Operations LLC (n. d. Ges. d. Staates Delaware) | Kraftfahrzeug und Bodenmodul dafür |
CN105235489B (zh) * | 2015-10-28 | 2017-12-26 | 浙江吉利汽车研究院有限公司 | 一种用于车辆的动力电池包安全装置 |
DE102016120826B4 (de) * | 2016-11-02 | 2018-08-23 | Kirchhoff Automotive Deutschland Gmbh | Batteriegehäuse |
GB201715391D0 (en) * | 2017-09-22 | 2017-11-08 | Siemens Ag | Ventilation system |
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US11749871B2 (en) * | 2018-06-20 | 2023-09-05 | Vehicle Energy Japan Inc. | Battery module and battery pack |
US20210391625A1 (en) * | 2018-11-28 | 2021-12-16 | Sanyo Electric Co., Ltd. | Battery module |
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US20230246263A1 (en) * | 2020-06-12 | 2023-08-03 | Electric Power Systems, Inc. | Cooling jacket assembly and manufacturing methods thereof |
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CN115332703B (zh) * | 2022-10-17 | 2023-01-24 | 惠州市纬世新能源有限公司 | 一种锂电池电芯模组的安全防护结构 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004262413A (ja) * | 2003-03-04 | 2004-09-24 | Fuji Heavy Ind Ltd | バッテリの取付構造 |
JP2005050616A (ja) * | 2003-07-31 | 2005-02-24 | Toyota Motor Corp | バッテリパックの搭載構造 |
JP2005302590A (ja) * | 2004-04-14 | 2005-10-27 | Toyota Motor Corp | 電池パックの筐体構造 |
JP2008269895A (ja) | 2007-04-18 | 2008-11-06 | Toyota Motor Corp | 電池ユニットおよびこの電池ユニットを備えた車両 |
JP2009193880A (ja) * | 2008-02-15 | 2009-08-27 | Toyota Motor Corp | 蓄電装置及び車両 |
JP2010277735A (ja) * | 2009-05-26 | 2010-12-09 | Sanyo Electric Co Ltd | 電源装置及びこれを備える車両 |
JP2011222419A (ja) * | 2010-04-13 | 2011-11-04 | Sanyo Electric Co Ltd | バッテリシステム及びこのバッテリシステムを搭載する車両 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4370027B2 (ja) * | 1999-10-08 | 2009-11-25 | パナソニック株式会社 | 組電池 |
US20060068278A1 (en) * | 2003-01-04 | 2006-03-30 | Bloom Richard L | Vehicle battery pack insulator |
CN1269252C (zh) * | 2003-02-17 | 2006-08-09 | 比亚迪股份有限公司 | 非水电解液锂二次电池 |
JP4953678B2 (ja) * | 2006-03-30 | 2012-06-13 | 三洋電機株式会社 | パック電池 |
CN101627490B (zh) * | 2006-12-14 | 2012-10-03 | 江森自控帅福得先进能源动力系统有限责任公司 | 电池模块 |
US8263242B2 (en) * | 2008-08-31 | 2012-09-11 | Lenovo (Singapore) Pte. Ltd. | Venting mechanisms for battery cells |
JP2010108788A (ja) * | 2008-10-30 | 2010-05-13 | Sanyo Electric Co Ltd | バッテリシステム |
US9818990B2 (en) * | 2010-08-27 | 2017-11-14 | Samsung Sdi Co., Ltd. | Battery pack with shock absorber |
KR101275813B1 (ko) * | 2011-07-12 | 2013-06-18 | 삼성에스디아이 주식회사 | 배터리 팩 조립체 |
-
2011
- 2011-11-17 KR KR1020127015001A patent/KR20120102694A/ko not_active Application Discontinuation
- 2011-11-17 US US13/517,939 patent/US20120261206A1/en not_active Abandoned
- 2011-11-17 WO PCT/JP2011/006409 patent/WO2012073439A1/ja active Application Filing
- 2011-11-17 JP JP2012515264A patent/JPWO2012073439A1/ja active Pending
- 2011-11-17 CN CN2011800053287A patent/CN102696134A/zh active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004262413A (ja) * | 2003-03-04 | 2004-09-24 | Fuji Heavy Ind Ltd | バッテリの取付構造 |
JP2005050616A (ja) * | 2003-07-31 | 2005-02-24 | Toyota Motor Corp | バッテリパックの搭載構造 |
JP2005302590A (ja) * | 2004-04-14 | 2005-10-27 | Toyota Motor Corp | 電池パックの筐体構造 |
JP2008269895A (ja) | 2007-04-18 | 2008-11-06 | Toyota Motor Corp | 電池ユニットおよびこの電池ユニットを備えた車両 |
JP2009193880A (ja) * | 2008-02-15 | 2009-08-27 | Toyota Motor Corp | 蓄電装置及び車両 |
JP2010277735A (ja) * | 2009-05-26 | 2010-12-09 | Sanyo Electric Co Ltd | 電源装置及びこれを備える車両 |
JP2011222419A (ja) * | 2010-04-13 | 2011-11-04 | Sanyo Electric Co Ltd | バッテリシステム及びこのバッテリシステムを搭載する車両 |
Cited By (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140093756A1 (en) * | 2012-09-28 | 2014-04-03 | Lithium Energy Japan | Assembled battery |
WO2014129136A1 (ja) * | 2013-02-19 | 2014-08-28 | 三洋電機株式会社 | 電池スタック |
JP2014159212A (ja) * | 2013-02-19 | 2014-09-04 | Dr Nakamats Com | 航空機等用安全安心リチウム電池システム |
US10439183B2 (en) | 2015-02-11 | 2019-10-08 | Ford Global Technologies, Llc | Impact absorbing elements attached to the outer surface of a battery enclosure |
US9656571B2 (en) | 2015-02-11 | 2017-05-23 | Ford Global Technologies, Llc | Battery enclosure having T-shaped guides on the outer surface for stiffeners and impact absorbing elements |
US9660234B2 (en) | 2015-02-11 | 2017-05-23 | Ford Global Technologies, Llc | Battery enclosure with arc-shaped elongated impact absorbing ribs |
US9662997B2 (en) | 2015-02-11 | 2017-05-30 | Ford Global Technologies, Llc | Method and apparatus for attaching a crushable carbon fiber reinforced polymer structure to the outer surface of a battery enclosure |
US9821678B2 (en) | 2015-02-11 | 2017-11-21 | Ford Global Technologies, Llc | Battery enclosure having T-shaped guides on the outer surface for stiffeners and impact absorbing elements |
US9931961B2 (en) | 2015-02-11 | 2018-04-03 | Ford Global Technologies, Llc | Battery enclosure surrounded by internally reinforced cylindrical impact absorbing elements |
US10059382B2 (en) | 2015-02-11 | 2018-08-28 | Ford Global Technologies, Llc | Method and apparatus for attaching a crushable carbon fiber reinforced polymer structure to the outer surface of a battery enclosure |
US10632858B2 (en) | 2015-02-11 | 2020-04-28 | Ford Global Technologies, Llc | Battery enclosure surrounded by internally reinforced cylindrical impact absorbing elements |
JP6997525B2 (ja) | 2017-03-29 | 2022-01-17 | 株式会社Subaru | 車載用バッテリー |
JP2018170101A (ja) * | 2017-03-29 | 2018-11-01 | 株式会社Subaru | 車載用バッテリー |
WO2018225609A1 (ja) * | 2017-06-08 | 2018-12-13 | 三洋電機株式会社 | 電池モジュール |
KR20190133563A (ko) * | 2018-05-23 | 2019-12-03 | 주식회사 엘지화학 | 무게중심이 하부에 있는 캔형 전지 |
KR102568569B1 (ko) * | 2018-05-23 | 2023-08-21 | 주식회사 엘지에너지솔루션 | 무게중심이 하부에 있는 캔형 전지 |
JP2021022544A (ja) * | 2019-07-30 | 2021-02-18 | 三洋電機株式会社 | 電源装置 |
JP7461722B2 (ja) | 2019-07-30 | 2024-04-04 | パナソニックエナジー株式会社 | 電源装置 |
JP2022523576A (ja) * | 2019-10-15 | 2022-04-25 | エルジー エナジー ソリューション リミテッド | バッテリーパック、電子デバイス、及び自動車 |
JP7286786B2 (ja) | 2019-10-15 | 2023-06-05 | エルジー エナジー ソリューション リミテッド | バッテリーパック、電子デバイス、及び自動車 |
WO2022075622A1 (ko) * | 2020-10-05 | 2022-04-14 | 주식회사 엘지에너지솔루션 | 전지 셀의 손상 방지를 위한 완충 패드를 포함하는 전지 모듈 및 이를 포함하는 전지 팩 |
Also Published As
Publication number | Publication date |
---|---|
KR20120102694A (ko) | 2012-09-18 |
CN102696134A (zh) | 2012-09-26 |
US20120261206A1 (en) | 2012-10-18 |
JPWO2012073439A1 (ja) | 2014-05-19 |
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