WO2021112656A1 - 배터리 모듈, 이러한 배터리 모듈을 포함하는 배터리 팩 및 자동차 - Google Patents
배터리 모듈, 이러한 배터리 모듈을 포함하는 배터리 팩 및 자동차 Download PDFInfo
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- WO2021112656A1 WO2021112656A1 PCT/KR2020/095144 KR2020095144W WO2021112656A1 WO 2021112656 A1 WO2021112656 A1 WO 2021112656A1 KR 2020095144 W KR2020095144 W KR 2020095144W WO 2021112656 A1 WO2021112656 A1 WO 2021112656A1
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- Prior art keywords
- bus bar
- battery
- sensing
- battery module
- bar frame
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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
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
- H01M50/503—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing characterised by the shape of the interconnectors
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
- H01M10/482—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for several batteries or cells simultaneously or sequentially
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
-
- 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
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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
- H01M50/209—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for prismatic or rectangular cells
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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
-
- 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
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
-
- 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
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
- H01M50/507—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing comprising an arrangement of two or more busbars within a container structure, e.g. busbar modules
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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
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
- H01M50/514—Methods for interconnecting adjacent batteries or cells
-
- 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
-
- 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
- H01M50/258—Modular batteries; Casings provided with means for assembling
-
- 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
Definitions
- the present invention relates to a battery module, a battery pack comprising such a battery module, and a vehicle.
- Secondary batteries that are easy to apply according to product groups and have electrical characteristics such as high energy density are not only portable devices, but also electric vehicles (EVs) or hybrid vehicles (HEVs) driven by an electric drive source. It is universally applied. These secondary batteries are attracting attention as a new energy source for improving eco-friendliness and energy efficiency in that not only the primary advantage of being able to dramatically reduce the use of fossil fuels, but also the fact that no by-products are generated from the use of energy.
- EVs electric vehicles
- HEVs hybrid vehicles
- the types of secondary batteries currently widely used include a lithium ion battery, a lithium polymer battery, a nickel cadmium battery, a nickel hydrogen battery, a nickel zinc battery, and the like.
- the operating voltage of the unit secondary battery cell is about 2.5V to 4.5V. Accordingly, when a higher output voltage is required, a plurality of battery cells are connected in series to form a battery pack. In addition, a plurality of battery cells may be connected in parallel to form a battery pack according to the charge/discharge capacity required for the battery pack. Accordingly, the number of battery cells included in the battery pack may be variously set according to a required output voltage or charge/discharge capacity.
- a battery module including at least one battery cell is first configured, and other components are added using the at least one battery module.
- a method of configuring the battery pack is common.
- an electrode lead of a battery cell and a sensing bus bar of a bus bar assembly are closely pressed using a welding jig, and the electrode lead and the sensing bus bar are welded by laser welding or the like.
- a problem such as misalignment between the electrode lead and the sensing bus bar may occur depending on the assembly tolerance of the bus bar assembly.
- the welding process is performed with such misalignment occurring, there is a problem in that the risk of welding defects increases.
- a battery module capable of preventing damage to the electrode leads during welding connection between the electrode lead of at least one battery cell and the sensing bus bar of the bus bar assembly, and preventing deterioration of welding quality even when misalignment occurs due to assembly tolerances, such as A method for providing a battery pack including a battery module and a vehicle is required.
- an object of the present invention is to provide a battery module capable of preventing damage to an electrode lead during welding connection between an electrode lead of at least one battery cell and a sensing busbar of a busbar assembly, a battery pack including the battery module, and a vehicle is to provide
- Another object of the present invention is to provide a battery module capable of preventing deterioration of welding quality even when misalignment occurs due to assembly tolerances during welding connection between an electrode lead of at least one battery cell and a sensing bus bar of a bus bar assembly, such a battery It is intended to provide a battery pack including a module and a vehicle.
- another object of the present invention is to provide a battery module capable of preventing damage to an electrode lead during cell swelling of battery cells, a battery pack including the battery module, and a vehicle.
- the present invention provides a battery module, comprising: a plurality of battery cells in which electrode leads protrude from at least one side; and a bus bar assembly for electrically connecting electrode leads of the plurality of battery cells, wherein the bus bar assembly includes: a bus bar frame covering at least one side of the plurality of battery cells; a plurality of lead slots provided in the bus bar frame and passing through the electrode leads; at least one sensing bus bar disposed between the plurality of lead slots and connected to the electrode leads; and at least one elastic guider capable of resiliently supporting the at least one sensing bus bar and disposed on left and right sides of the at least one sensing bus bar in the left and right directions of the bus bar frame.
- module is provided.
- the at least one sensing bus bar may be provided to be movable along a left and right direction of the bus bar frame while in elastic contact with the at least one elastic guider.
- the at least one elastic guider may include: an upper leaf spring provided on the bus bar frame and elastically deformable in a left and right direction of the bus bar frame; and a lower leaf spring provided on the bus bar frame to be spaced apart from each other by a predetermined distance in the vertical direction of the upper leaf spring and the bus bar frame, and elastically deformable in the left and right directions of the bus bar frame.
- the upper leaf springs may be provided as a pair, and the pair of upper leaf springs may be disposed to face each other with the at least one sensing bus bar interposed therebetween.
- the lower leaf springs may be provided as a pair, and the pair of lower leaf springs may be disposed to face each other with the at least one sensing bus bar interposed therebetween.
- the at least one elastic guider may be integrally formed with the bus bar frame.
- the bus bar assembly may include a departure preventing stopper provided on the bus bar frame and preventing the at least one sensing bus bar from being separated from the front of the at least one sensing bus bar.
- the departure prevention stopper is provided at the upper and lower sides of the at least one sensing bus bar, as long as the movement of the upper and lower ends of the at least one sensing bus bar is restricted by a predetermined distance or more when the at least one sensing bus bar moves forward
- a pair of stopper hooks may include.
- the present invention as a battery pack, at least one battery module according to the above-described embodiments; and a pack case for packaging the at least one battery module.
- the present invention provides a vehicle comprising, as a vehicle, at least one battery pack according to the above-described embodiment.
- a battery module capable of preventing damage to an electrode lead during welding connection between an electrode lead of at least one battery cell and a sensing busbar of a busbar assembly, and a battery pack including the battery module and automobiles.
- a battery module capable of preventing deterioration of welding quality even if misalignment occurs due to assembly tolerances, etc., during welding connection between an electrode lead of at least one battery cell and a sensing bus bar of a bus bar assembly , it is possible to provide a battery pack and a vehicle including such a battery module.
- a battery module capable of preventing damage to an electrode lead during cell swelling of battery cells, a battery pack including the battery module, and a vehicle.
- FIG. 1 is a view for explaining a battery module according to an embodiment of the present invention.
- FIG. 2 is a view for explaining a main part of the battery module of FIG. 1 .
- FIG. 3 is a view for explaining a busbar frame excluding the sensing busbar of the busbar assembly of FIG. 2 .
- 4 and 5 are diagrams for explaining the left and right flow of the sensing bus bar through the elastic guider of the battery module of FIG. 1 .
- FIG. 6 is a view for explaining a battery pack according to an embodiment of the present invention.
- FIG. 7 is a view for explaining a vehicle according to an embodiment of the present invention.
- FIG. 1 is a view for explaining a battery module according to an embodiment of the present invention
- FIG. 2 is a view for explaining a main part of the battery module of FIG. 1
- FIG. 3 is a sensing bus bar of the bus bar assembly of FIG. It is a view for explaining the bus bar frame except for
- FIGS. 4 and 5 are views for explaining the left and right flow of the sensing bus bar through the elastic guider of the battery module of FIG. 1 .
- the battery module 10 may include a battery cell 100 and a bus bar assembly 200 .
- the battery cell 100 is a secondary battery, and may be provided as a pouch-type secondary battery, a prismatic secondary battery, or a cylindrical secondary battery.
- the battery cell 100 will be described by limiting it to a pouch-type secondary battery.
- the battery cell 100 may be provided in plurality.
- the plurality of battery cells 100 are stacked to be electrically connected to each other, and the electrode leads 150 may protrude from at least one side, respectively.
- the bus bar assembly 200 is for electrically connecting the electrode leads 150 of the plurality of battery cells 100 , and may be disposed on one side of the plurality of battery cells 100 .
- the bus bar assembly 200 may include a bus bar frame 210 , a lead slot 220 , a sensing bus bar 230 , an elastic guider 240 , and a departure prevention stopper 250 .
- the bus bar frame 210 may cover at least one side of the plurality of battery cells 100 .
- the bus bar frame 210 may have a size and shape capable of covering at least one side of the plurality of battery cells 100 .
- the lead slot 220 is provided in the bus bar frame 210 and may allow the electrode leads 100 of the plurality of battery cells 100 to pass therethrough.
- the lead slot 220 may be provided in plurality.
- the sensing bus bar 230 may be disposed between the plurality of lead slots 220 and may be connected to the electrode leads 150 of the battery cells 100 . At least one of the sensing bus bars 230 may be provided in plurality. Hereinafter, in the present embodiment, the description is limited to a case in which the sensing bus bar 230 is provided in plurality.
- the plurality of sensing bus bars 230 may be interconnected with the electrode leads 150 of the plurality of battery cells 100 passing through the lead slots 220 by welding through laser welding or the like.
- the electrode leads 150 may be welded to the sensing bus bar 230 in a non-bending manner.
- the plurality of sensing bus bars 230 may be provided to be movable along the left and right directions of the bus bar frame 210 while in elastic contact with an elastic guider 240 to be described later.
- At least one guide groove 235 may be provided in the plurality of sensing bus bars 230 .
- the at least one guide groove 235 may be inserted into a device such as a mounting jig during the assembly process of the sensing bus bar 230 to guide the mounting of the sensing bus bar 230 .
- the at least one guide groove 235 may be provided in plurality.
- the plurality of guide grooves 235 may be disposed to be spaced apart from each other by a predetermined distance along the longitudinal direction of the sensing bus bar 230 .
- the elastic guider 240 is capable of elastically supporting the sensing bus bar 230 , and may be disposed on both left and right sides of the at least one sensing bus bar 230 in the left and right directions of the bus bar frame 210 . can
- the elastic guider 240 may be provided in plurality.
- the plurality of elastic guiders 240 may be integrally formed with the bus bar frame 210 .
- the plurality of elastic guiders 240 may include an upper plate spring 242 and a lower plate spring 244 .
- the upper leaf spring 242 may be provided on the bus bar frame 210 and elastically deformable in the left and right directions of the bus bar frame 210 .
- the upper leaf spring 242 may be provided as a pair.
- the pair of upper leaf springs 242 may be disposed to face each other with the at least one sensing bus bar 230 interposed therebetween.
- the lower leaf spring 244 is provided on the bus bar frame 210 to be spaced apart from each other by a predetermined distance in the vertical direction between the upper leaf spring 242 and the bus bar frame 210 , and the bus bar frame 210 . It may be provided so as to be elastically deformable in the left and right directions.
- the lower leaf spring 244 may be provided as a pair.
- the pair of lower leaf springs 244 may be disposed to face each other with the at least one sensing bus bar 230 interposed therebetween.
- the departure prevention stopper 250 is provided on the bus bar frame 210 , and when the sensing bus bar 230 moves forward and backward in front of the sensing bus bar 230 , It can prevent forward deviation.
- the departure prevention stopper 250 is provided on the upper and lower sides of the at least one sensing bus bar 230 , and when the at least one sensing bus bar 230 moves forward, the at least one sensing bus bar 230 is moved at a predetermined distance or more.
- a pair of stopper hooks 250 limiting movement of the upper and lower ends of the bar 230 may be included.
- the electrode leads 150 of the battery cells 100 due to an assembly tolerance, etc. ) and the sensing bus bar 230 of the bus bar assembly 200 may cause a problem such as misalignment.
- problems such as misalignment may occur frequently in the left and right directions of the electrode leads 150 of the battery cells 100 and the sensing bus bar 230 of the bus bar assembly 200 .
- the sensing bus bar 230 is guided through the elastic guider 240 even after being seated on the bus bar frame 210 and can flow in the left and right directions, the operator or the like corrects the misalignment state. Thereafter, the electrode leads 150 and the sensing bus bar 230 may be fixed by welding or the like.
- the welding process is performed after moving the sensing bus bar 230 capable of moving left and right to the correct position. In this way, it is possible to prevent a welding defect problem due to misalignment in advance.
- the elastic guider 240 can elastically support the sensing bus bar 230 moving in the left and right direction when correcting the misalignment state, electrodes that may be generated when the sensing bus bar 230 is positioned The risk of damage to the lead 150 can be significantly reduced.
- the battery cells 100 may expand in the thickness direction according to an abnormal situation such as overheating of the battery cells 100 . That is, the battery cells 100 may expand in the left and right directions according to the cell swelling.
- the sensing bus bar 230 and the sensing bus bar 230 are welded to the electrode leads through the elastic guider 240 .
- the end of 150 can be elastically moved in the left and right direction.
- the battery cells 100 tend to expand according to cell swelling.
- the length of the electrode leads 150 may be compensated.
- the battery module 10 minimizes the tensile stress applied to the electrode leads 150 side when the battery cells 100 swell, and the electrode according to the tensile stress Damage to the leads 150 can be effectively prevented.
- FIG. 6 is a diagram for explaining a battery pack according to an embodiment of the present invention
- FIG. 7 is a diagram for explaining a vehicle according to an embodiment of the present invention.
- the battery pack 1 may include at least one battery module 10 according to the previous embodiment and a pack case 50 for packaging the at least one battery module 10 .
- the battery pack 1 may be provided in the vehicle V as a fuel source for the vehicle.
- the battery pack 1 may be provided in the vehicle V in an electric vehicle, a hybrid vehicle, and other ways in which the battery pack 1 may be used as a fuel source.
- the battery pack 1 may be provided in other devices, devices, and facilities, such as an energy storage system using a secondary battery, in addition to the vehicle V.
- the device, apparatus, and equipment including the battery pack 1 and the battery pack 1 such as the vehicle according to the present embodiment include the battery module 10 described above, and the battery module described above.
- the battery pack 1 having all the advantages due to (10) and the device, apparatus, and equipment such as a vehicle having such a battery pack 1 can be implemented.
- damage to the electrode lead 150 is prevented when the electrode lead 150 of the at least one battery cell 100 is connected to the sensing bus bar 230 of the bus bar assembly 200 by welding. It is possible to provide a battery module 10 that can be prevented, a battery pack 1 including the battery module 10, and a vehicle V.
- the electrode lead 150 of the at least one battery cell 100 is connected to the sensing bus bar 230 of the bus bar assembly 200 by welding, misalignment may occur due to assembly tolerance. Even if it occurs, it is possible to provide a battery module 10 capable of preventing deterioration of welding quality, a battery pack 1 including the battery module 10 and a vehicle V.
- the battery module 10 capable of preventing damage to the electrode lead 150 during cell swelling of the battery cells 100 , and a battery including the battery module 10 .
- a pack (1) and a vehicle (V) can be provided.
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- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Aviation & Aerospace Engineering (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
Description
Claims (10)
- 배터리 모듈에 있어서,적어도 일측에 전극 리드가 돌출되는 복수 개의 배터리 셀; 및상기 복수 개의 배터리 셀의 전극 리드들을 전기적으로 연결하기 위한 버스바 어셈블리;를 포함하며,상기 버스바 어셈블리는,상기 복수 개의 배터리 셀의 적어도 일측을 커버하는 버스바 프레임;상기 버스바 프레임에 구비되며, 상기 전극 리드들을 통과시키는 복수 개의 리드 슬롯;상기 복수 개의 리드 슬롯 사이에 배치되며, 상기 전극 리드들과 연결되는 적어도 하나의 센싱 버스바; 및상기 적어도 하나의 센싱 버스바를 탄성적으로 지지 가능하며, 상기 버스바 프레임의 좌우 방향에서 상기 적어도 하나의 센싱 버스바의 좌우 양측에 배치되는 적어도 하나의 탄성 가이더;를 포함하는 것을 특징으로 하는 배터리 모듈.
- 제1항에 있어서,상기 적어도 하나의 센싱 버스바는,상기 적어도 하나의 탄성 가이더에 탄성 접촉하면서 상기 버스바 프레임의 좌우 방향을 따라 이동 가능하게 구비되는 것을 특징으로 하는 배터리 모듈.
- 제2항에 있어서,상기 적어도 하나의 탄성 가이더는,상기 버스바 프레임에 구비되며, 상기 버스바 프레임의 좌우 방향으로 탄성 변형 가능한 상부 판 스프링; 및상기 상부 판 스프링과 상기 버스바 프레임의 상하 방향에서 소정 거리 이격되게 상기 버스바 프레임에 구비되며, 상기 버스바 프레임의 좌우 방향으로 탄성 변형 가능한 하부 판 스프링;을 포함하는 것을 특징으로 하는 배터리 모듈.
- 제3항에 있어서,상기 상부 판 스프링은,한 쌍으로 구비되며,상기 한 쌍의 상부 판 스프링은,상기 적어도 하나의 센싱 버스바를 사이에 두고 상호 대향 배치되는 것을 특징으로 하는 배터리 모듈.
- 제3항에 있어서,상기 하부 판 스프링은,한 쌍으로 구비되며,상기 한 쌍의 하부 판 스프링은,상기 적어도 하나의 센싱 버스바를 사이에 두고 상호 대향 배치되는 것을 특징으로 하는 배터리 모듈.
- 제2항에 있어서,상기 적어도 하나의 탄성 가이더는,상기 버스바 프레임에 일체로 형성되는 것을 특징으로 하는 배터리 모듈.
- 제2항에 있어서,상기 버스바 어셈블리는,상기 버스바 프레임에 구비되며, 상기 적어도 하나의 센싱 버스바의 전방에서 상기 적어도 하나의 센싱 버스바의 전방으로의 이탈을 방지하는 이탈 방지 스토퍼;를 포함하는 것을 특징으로 하는 배터리 모듈.
- 제7항에 있어서,상기 이탈 방지 스토퍼는,상기 적어도 하나의 센싱 버스바의 상하측에 구비되며, 상기 적어도 하나의 센싱 버스바의 전방 이동 시 소정 거리 이상에서 상기 적어도 하나의 센싱 버스바의 상하단의 이동을 제한하는 한 쌍의 스토퍼 후크;를 포함하는 것을 특징으로 하는 배터리 모듈.
- 제1항에 따른 적어도 하나의 배터리 모듈; 및상기 적어도 하나의 배터리 모듈을 패키징하는 팩 케이스;를 포함하는 것을 특징으로 하는 배터리 팩.
- 제9항에 따른 적어도 하나의 배터리 팩;을 포함하는 것을 특징으로 하는 자동차.
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| JP2022510196A JP7372447B2 (ja) | 2019-12-06 | 2020-11-11 | バッテリーモジュール、該バッテリーモジュールを含むバッテリーパック及び自動車 |
| EP20896896.6A EP4030547A4 (en) | 2019-12-06 | 2020-11-11 | Battery module, battery pack comprising same, and vehicle |
| US17/773,413 US12315956B2 (en) | 2019-12-06 | 2020-11-11 | Battery module, battery pack comprising same, and vehicle |
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| KR1020190161962A KR102786523B1 (ko) | 2019-12-06 | 2019-12-06 | 배터리 모듈, 이러한 배터리 모듈을 포함하는 배터리 팩 및 자동차 |
| KR10-2019-0161962 | 2019-12-06 |
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| EP (1) | EP4030547A4 (ko) |
| JP (1) | JP7372447B2 (ko) |
| KR (1) | KR102786523B1 (ko) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| EP4528896A1 (en) * | 2023-07-31 | 2025-03-26 | Xiamen Ampack Technology Limited | Battery module and electric device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR102786523B1 (ko) | 2019-12-06 | 2025-03-24 | 주식회사 엘지에너지솔루션 | 배터리 모듈, 이러한 배터리 모듈을 포함하는 배터리 팩 및 자동차 |
| CN113258221B (zh) * | 2021-06-23 | 2021-09-17 | 武汉理工大学 | 硬壳锂电池极柱与连接片的冷连接方法 |
| CN115498296B (zh) * | 2022-10-24 | 2025-07-29 | 孚能科技(赣州)股份有限公司 | 电芯采样装置、电池包和电池系统 |
| JP7741231B1 (ja) | 2024-03-29 | 2025-09-17 | 本田技研工業株式会社 | バスバーホルダ取付方法およびバスバーホルダ取付装置 |
| JP7810744B2 (ja) * | 2024-03-29 | 2026-02-03 | 本田技研工業株式会社 | バスバーホルダおよびバッテリモジュール |
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- 2020-11-11 EP EP20896896.6A patent/EP4030547A4/en active Pending
- 2020-11-11 WO PCT/KR2020/095144 patent/WO2021112656A1/ko not_active Ceased
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Also Published As
| Publication number | Publication date |
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| JP7372447B2 (ja) | 2023-10-31 |
| EP4030547A4 (en) | 2024-10-16 |
| KR102786523B1 (ko) | 2025-03-24 |
| US20230025968A1 (en) | 2023-01-26 |
| EP4030547A1 (en) | 2022-07-20 |
| CN112928396B (zh) | 2022-12-27 |
| KR20210071608A (ko) | 2021-06-16 |
| CN214153125U (zh) | 2021-09-07 |
| US12315956B2 (en) | 2025-05-27 |
| CN112928396A (zh) | 2021-06-08 |
| JP2022544977A (ja) | 2022-10-24 |
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