WO2021091364A1 - 전지팩 및 이를 포함하는 디바이스 - Google Patents
전지팩 및 이를 포함하는 디바이스 Download PDFInfo
- Publication number
- WO2021091364A1 WO2021091364A1 PCT/KR2020/095129 KR2020095129W WO2021091364A1 WO 2021091364 A1 WO2021091364 A1 WO 2021091364A1 KR 2020095129 W KR2020095129 W KR 2020095129W WO 2021091364 A1 WO2021091364 A1 WO 2021091364A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- battery
- frame
- battery pack
- module frame
- battery module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
Images
Classifications
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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
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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
- H01M50/244—Secondary casings; Racks; Suspension devices; Carrying devices; Holders characterised by their mounting method
-
- 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
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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
- H01M10/60—Heating or cooling; Temperature control
- H01M10/64—Heating or cooling; Temperature control characterised by the shape of the cells
- H01M10/647—Prismatic or flat cells, e.g. pouch 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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/653—Means for temperature control structurally associated with the cells characterised by electrically insulating or thermally conductive materials
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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
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/658—Means for temperature control structurally associated with the cells by thermal insulation or shielding
-
- 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
- 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
Definitions
- the present invention relates to a battery pack and a device including the same, and more particularly, to a battery pack including a pack frame with a simplified shape, and a device including the same.
- Rechargeable batteries are attracting a lot of attention as an energy source in various product lines such as mobile devices and electric vehicles.
- Such a secondary battery is a potent energy resource that can replace the use of conventional products that use fossil fuels, and does not generate by-products due to energy use, and is thus attracting attention as an eco-friendly energy source.
- a battery module consisting of at least one battery cell is configured, and other components are added using such a plurality of battery modules. How to configure is common.
- the battery modules constituting such a battery pack are coupled to the battery pack frame, including a battery cell stack in which a plurality of battery cells are stacked, and a battery module frame accommodating the battery cell stack.
- the conventional battery pack frame four protruding shapes per module are provided at a portion on which the battery module frame is mounted, so that the battery module frame is coupled thereto.
- the left and right positions and heights of the protruding shape have to be matched, thereby increasing the assembly tolerance.
- a plurality of protruding shapes are formed in the battery pack frame, so that the weight of the entire battery pack frame increases, and the shape becomes complicated.
- the problem to be solved by the present invention is to provide a battery pack capable of easier assembly by reducing the weight of the battery pack by simplifying the shape of the battery pack frame and reducing the assembly tolerance.
- a battery pack according to an embodiment of the present invention for realizing the above object includes a battery module frame accommodating a battery cell stack, and a battery pack frame in which the battery module frame is mounted, and the battery module frame includes the battery It has a shape protruding toward the battery pack frame from a lower portion of the module frame, and includes a protruding portion coupled to the battery pack frame, and a surface of the battery pack frame facing the battery module frame is formed to be flat.
- the battery pack frame may include a coupling hole at a position corresponding to the protrusion.
- the protrusion and the coupling hole may be coupled to each other through a mounting member.
- the battery module frame includes an end plate covering the front and rear surfaces of the battery cell stack, and the protrusion may protrude from a lower portion of the end plate.
- a through hole formed through the protrusion at both ends of the end plate, and the mounting member may be coupled by being inserted through the through hole and the coupling hole.
- It may further include a thermally conductive resin layer positioned between the battery module frame and the battery pack frame.
- the thickness of the thermally conductive resin layer may be the same as the thickness of the protruding portion protruding from the lower portion of the battery module frame.
- the battery module frame may further include an insulating member attached to an end portion of the protrusion.
- a battery module includes a battery cell stack, and a battery module frame accommodating the battery cell stack, wherein the battery module frame covers four surfaces of the battery cell stack, and the A module frame including an opening exposing both ends of the battery cell stack in a longitudinal direction, and an end plate coupled to both openings of the module frame, wherein the end plate includes a protrusion protruding from a lower portion of the end plate.
- the end plate may include penetrating portions formed by penetrating the protrusion on both sides.
- a device may include the at least one battery pack described above.
- the battery pack according to an embodiment of the present invention can be assembled more easily by reducing the weight of the battery pack by simplifying the shape of the battery pack frame and reducing the assembly tolerance. Waste can be prevented.
- FIG. 1 is a view showing a battery module according to an embodiment of the present invention.
- FIG. 2 is an enlarged view of part A of FIG. 1.
- FIG 3 is a view showing a state before the battery pack is assembled according to an embodiment of the present invention.
- FIG 4 is a view showing a state after the battery pack is assembled according to an embodiment of the present invention.
- FIG 5 is a side view of a battery pack according to an embodiment of the present invention.
- FIG. 6 is a schematic diagram for explaining the effect of the battery pack according to an embodiment of the present invention.
- FIG. 7 is a side view of a battery pack according to another embodiment of the present invention.
- FIGS. 1 to 6 a battery module and a battery pack according to an embodiment of the present invention will be described with reference to FIGS. 1 to 6.
- FIG. 1 is a view showing a battery module according to an embodiment of the present invention
- Figure 2 is a view showing an enlarged portion A of Figure 1
- Figure 3 is a battery pack assembly according to an embodiment of the present invention
- Figure 4 is a view showing a state before being assembled
- Figure 4 is a view showing a state after the battery pack is assembled according to an embodiment of the present invention
- Figure 5 is a side view of the battery pack according to an embodiment of the present invention
- Figure 6 Is a schematic diagram for explaining the effect of the battery pack according to an embodiment of the present invention.
- the battery module 10 includes a battery module frame 100 for accommodating a battery cell stack, and at this time, the battery module frame 100, A module frame 120 including an opening covering the four sides of the battery cell stack and exposing both ends of the battery cell stack in the longitudinal direction, and an end plate 110 coupled to both openings of the module frame 120 ), and the end plate 110 includes a protrusion 112 protruding downward.
- the battery cell is a secondary battery and may be configured as a pouch-type secondary battery.
- a plurality of such battery cells may be formed, and a plurality of battery cells may be stacked together so as to be electrically connected to each other to form a battery cell stack.
- Each of the plurality of battery cells may include an electrode assembly, a battery case, and an electrode lead protruding from the electrode assembly.
- the battery module frame 100 accommodates a battery cell stack formed by stacking a plurality of battery cells, and physically protects the battery cell stack.
- the battery module frame 100 may include an end plate 110 formed to cover the front and rear surfaces of the battery cell stack and a module frame 120 formed to cover the upper, lower, left, and right surfaces of the battery cell stack.
- the module frame 120 may be in the form of a square tube in which the upper and lower left and right surfaces are integrally formed, and may be formed of a U-shaped frame integrally covering any one of the upper and lower surfaces and the left and right surfaces, and a plate coupled to the open surface of the U-shaped frame. May be.
- the end plate 110 may be coupled to the module frame 120 through welding, and may physically protect the busbar frame and the battery cell stack formed between the end plate 110 and the battery cell stack.
- the end plate 110 includes a protrusion 112 protruding downward from the lower portion.
- This protrusion 112 is a configuration for coupling with the battery pack frame to be described later, a detailed configuration will be described later.
- the battery pack 1000 includes a battery module frame 100 accommodating a battery cell stack, and a battery in which the battery module frame 100 is mounted. Including the pack frame 200, the battery module frame 100 has a shape protruding toward the battery pack frame 200 and includes a protrusion 112 coupled to the battery pack frame 200, and the battery pack frame One surface 200 facing the battery module frame 100 is formed flat.
- the battery pack frame 200 is formed to accommodate the battery module frame 100.
- the battery pack frame 200 can physically protect a plurality of battery cells accommodated in the battery module frame 100, and is mounted on various devices that require power, so that the battery modules formed inside the battery pack frame 300 The power produced can be supplied to the device.
- a thermally conductive resin layer 300 may be positioned between the battery pack frame 200 and the battery module frame 100.
- the thermally conductive resin layer 300 may be made of a thermally conductive resin for heat dissipation, and may dissipate heat generated from the battery module 10 toward the battery pack frame 200.
- the battery module frame 100 may be mounted on the upper side of the battery pack frame 200. More specifically, the upper surface of the battery pack frame 200 includes a coupling hole 210 coupled to the battery module frame 100, and the protrusion 112 of the battery module frame 100 in the coupling hole 210 It can be combined with the battery pack frame 200 in a way that is mounted.
- the mounting member 400 may couple the battery pack frame 200 and the battery module frame 100 to each other. More specifically, the through holes 111 formed through the protrusion 112 are formed at both ends of the end plate 110 formed in the front and rear of the battery module frame 100, and the upper end of the battery pack frame 200 is A coupling hole 210 for coupling is formed, and the mounting member 400 includes a through hole 111 formed at both ends of the end plate 110 and a coupling hole 210 formed at the upper end of the battery pack frame 200. Through integral penetration, the end plate 110 and the battery pack frame 200 may be combined. The mounting member 400 may be inserted into the battery pack frame 200 through the coupling hole 210.
- the mounting member 400 may be formed of a bolt.
- the mounting member is not limited to a bolt, and a battery module frame and a battery pack frame may be combined using various embodiments.
- the upper surface of the battery pack frame 200 is formed flat without a protruding shape, and only the coupling hole 210 is formed.
- the combination of the battery pack frame 200 and the battery module frame 100 moves the protrusion 112 protruding from the lower portion of the battery module frame 100, that is, the lower portion of the end plate 110, to the left and right directions as described above.
- the through hole 111 of the protrusion 112 and the coupling hole 210 of the battery pack frame 200 are positioned coaxially, and then the mounting member 400 may be inserted.
- the combination is possible only by alignment in the left-right direction, so that the assembly tolerance can be reduced.
- Figure 6 (a) is a view showing the alignment with the battery pack frame 200 having a conventional protruding shape.
- the alignment in the left and right direction is required, so that the assembly tolerance is reduced. Increases.
- the thermal conductivity for the formation of the thermally conductive resin layer 300 positioned therebetween Since the injection of the resin exceeds the amount, there is a problem that materials such as thermally conductive resins are wasted.
- the through hole 111 of the protrusion 112 and the coupling hole 210 of the battery pack frame 200 can be aligned only by left and right alignment. You can avoid the problem. That is, by designing the thickness of the protrusion 112 to be the same as the thickness of the thermally conductive resin layer 300, the coupling hole between the through hole 111 of the protrusion 112 and the battery pack frame 200 ( Just by aligning 210), a space equal to the design amount is generated between the battery pack frame 200 and the battery module frame 100, so that a quantity of thermally conductive resin can be applied to the corresponding space. Accordingly, it is possible to prevent unnecessary waste of the thermally conductive resin for the formation of the thermally conductive resin layer 300.
- FIG. 7 is a side view of a battery pack according to another embodiment of the present invention.
- the insulating member 113 is further formed on the lower surface of the protrusion 112 of the battery module frame 100 in contact with the battery pack frame 200 It has the same structure as the previous embodiment.
- the insulating member 113 may be formed on the lower surface of the protrusion 112 of the battery module frame 100 and may be positioned between the battery module frame 100 and the battery pack frame 200. Through this, heat transfer to the battery pack frame 200 and the battery module frame 100 connected thereto may be blocked.
- both the battery pack frame 200 and the battery module frame 100 are made of metal, heat transfer occurs between the battery module frame 100 and the battery pack frame 200 in the related art, and the temperature gradient is influenced by the outside.
- the heat is transferred between the battery pack frame 200 and the battery module frame 100, so that the plurality of battery cells accommodated in the battery module frame 200 are directly affected by the temperature of the battery pack frame 200.
- the insulating member 113 between the battery module frame 100 and the battery pack frame 200 as shown in FIG. 7, heat transfer due to contact between metals is prevented, and external The effect of temperature on the battery cell can be minimized.
- the battery pack may have a structure in which a battery management system (BMS) that manages the temperature or voltage of a battery, and a cooling device are added and packed.
- BMS battery management system
- the battery pack can be applied to various devices.
- a device may be applied to a vehicle such as an electric bicycle, an electric vehicle, or a hybrid vehicle, but the present invention is not limited thereto and is applicable to various devices capable of using a battery module, and this also falls within the scope of the present invention. .
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Aviation & Aerospace Engineering (AREA)
- Battery Mounting, Suspending (AREA)
- Secondary Cells (AREA)
Abstract
Description
Claims (11)
- 전지셀 적층체를 수용하는 전지 모듈 프레임; 및상기 전지 모듈 프레임이 장착되는 전지팩 프레임을 포함하고,상기 전지 모듈 프레임은 상기 전지 모듈 프레임의 하부로부터 상기 전지팩 프레임을 향해 돌출된 형상을 갖고, 상기 전지팩 프레임과 결합하는 돌출부를 포함하고,상기 전지팩 프레임이 상기 전지 모듈 프레임과 마주하는 일면은 평평하게 형성되는 전지 팩.
- 제1항에서,상기 전지팩 프레임은 상기 돌출부와 대응하는 위치에 결합홀을 포함하는 전지팩.
- 제2항에서,상기 돌출부와 상기 결합홀은 마운팅 부재를 통해 서로 결합하는 전지팩.
- 제3항에서,상기 전지 모듈 프레임은 상기 전지셀 적층체의 전후면을 커버하는 엔드 플레이트를 포함하고, 상기 돌출부는 상기 엔드 플레이트의 하부로부터 돌출된 전지팩.
- 제4항에서,상기 엔드 플레이트의 양단에서 상기 돌출부를 관통하여 형성된 관통구를 포함하고,상기 마운팅 부재는 상기 관통구와 상기 결합홀을 관통 삽입되어 결합하는 전지팩.
- 제1항에서,상기 전지 모듈 프레임과 상기 전지팩 프레임 사이에 위치하는 열전도성 수지층을 더 포함하는 전지팩.
- 제6항에서,상기 열전도성 수지층의 두께는, 상기 돌출부가 상기 전지 모듈 프레임의 하부로부터 돌출된 두께와 동일한 전지팩.
- 제1항에서,상기 전지 모듈 프레임은 상기 돌출부의 단부에 부착된 절연 부재를 더욱 포함하는 전지팩.
- 전지셀 적층체, 및상기 전지셀 적층체를 수용하는 전지 모듈 프레임을 포함하고,상기 전지 모듈 프레임은 상기 전지셀 적층체의 4면을 덮고, 상기 전지셀 적층체의 길이방향의 양측 단부를 노출하는 개구를 포함하는 모듈 프레임, 및상기 모듈 프레임의 양측 개구에 결합하는 엔드 플레이트를 포함하고,상기 엔드 플레이트는, 상기 엔드 플레이트의 하부로 돌출되는 돌출부를 포함하는 전지 모듈.
- 제9항에서,상기 엔드 플레이트는, 양 측에 상기 돌출부를 관통하여 형성된 관통부를 포함하는 전지 모듈.
- 제1항에 따른 전지팩을 포함하는 디바이스.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US17/642,504 US20220344761A1 (en) | 2019-11-08 | 2020-10-29 | Battery Pack and Device Including the Same |
| JP2022512416A JP7438331B2 (ja) | 2019-11-08 | 2020-10-29 | 電池パックおよびこれを含むデバイス |
| CN202080064517.0A CN114402480B (zh) | 2019-11-08 | 2020-10-29 | 电池组及包括该电池组的装置、电池模块 |
| EP20885614.6A EP4007049A4 (en) | 2019-11-08 | 2020-10-29 | BATTERY PACK AND DEVICE WITH IT |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2019-0142734 | 2019-11-08 | ||
| KR1020190142734A KR102802981B1 (ko) | 2019-11-08 | 2019-11-08 | 전지팩 및 이를 포함하는 디바이스 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2021091364A1 true WO2021091364A1 (ko) | 2021-05-14 |
Family
ID=75848853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/KR2020/095129 Ceased WO2021091364A1 (ko) | 2019-11-08 | 2020-10-29 | 전지팩 및 이를 포함하는 디바이스 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20220344761A1 (ko) |
| EP (1) | EP4007049A4 (ko) |
| JP (1) | JP7438331B2 (ko) |
| KR (1) | KR102802981B1 (ko) |
| CN (1) | CN114402480B (ko) |
| WO (1) | WO2021091364A1 (ko) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7618636B2 (ja) | 2022-12-19 | 2025-01-21 | 本田技研工業株式会社 | バッテリモジュール |
| KR20250043063A (ko) * | 2023-09-21 | 2025-03-28 | 주식회사 엘지에너지솔루션 | 전지팩 및 이를 포함하는 디바이스 |
| KR20250129461A (ko) * | 2024-02-22 | 2025-08-29 | 주식회사 엘지에너지솔루션 | 열전도성 수지를 구비하는 전지 팩 |
| KR20250175201A (ko) * | 2024-06-07 | 2025-12-16 | 주식회사 엘지에너지솔루션 | 전지 팩 |
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| KR101636378B1 (ko) * | 2013-08-28 | 2016-07-05 | 주식회사 엘지화학 | 방열 구조를 가지는 단위모듈 제조용 모듈 하우징 및 이를 포함하는 전지모듈 |
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| KR102086127B1 (ko) * | 2016-10-31 | 2020-03-06 | 주식회사 엘지화학 | 배터리의 엣지 면에 직접 냉각 방식이 적용된 배터리 팩 |
| WO2018128294A1 (ko) * | 2017-01-06 | 2018-07-12 | 삼성에스디아이 주식회사 | 전지 모듈 및 이를 포함하는 자동차 |
| JP7187463B2 (ja) * | 2017-08-21 | 2022-12-12 | 三洋電機株式会社 | 電池モジュール及びこれを装備する車両 |
| CN207398230U (zh) * | 2017-10-26 | 2018-05-22 | 宁德时代新能源科技股份有限公司 | 电池包 |
| KR102301195B1 (ko) * | 2017-12-01 | 2021-09-09 | 주식회사 엘지에너지솔루션 | 배터리 팩 |
| JP6955112B2 (ja) | 2018-09-26 | 2021-10-27 | ビークルエナジージャパン株式会社 | 電池パック |
| CN208923207U (zh) * | 2018-11-01 | 2019-05-31 | 宁德时代新能源科技股份有限公司 | 一种电池模组端板及其电池模组 |
| CN209447945U (zh) * | 2018-12-30 | 2019-09-27 | 宁德时代新能源科技股份有限公司 | 一种电池包 |
| KR102640879B1 (ko) * | 2019-02-08 | 2024-02-23 | 에스케이온 주식회사 | 배터리 모듈 및 이의 제조방법 |
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2019
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- 2020-10-29 EP EP20885614.6A patent/EP4007049A4/en active Pending
- 2020-10-29 WO PCT/KR2020/095129 patent/WO2021091364A1/ko not_active Ceased
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| KR20140084562A (ko) * | 2012-12-27 | 2014-07-07 | 에이치엘그린파워 주식회사 | 배터리모듈조립체의 하우징 구조 및 하우징 방법 |
| KR20150069732A (ko) * | 2013-12-16 | 2015-06-24 | 삼성에스디아이 주식회사 | 배터리 모듈 |
| JP2016054118A (ja) * | 2014-09-04 | 2016-04-14 | 株式会社Gsユアサ | 蓄電装置 |
| KR20170053429A (ko) * | 2015-11-06 | 2017-05-16 | 주식회사 엘지화학 | 내충격성이 향상된 배터리 모듈 |
| KR20180044083A (ko) * | 2016-10-21 | 2018-05-02 | 주식회사 엘지화학 | 조립 가이드 기능의 체결 부재를 포함하는 전지팩 |
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Also Published As
| Publication number | Publication date |
|---|---|
| KR20210056079A (ko) | 2021-05-18 |
| CN114402480A (zh) | 2022-04-26 |
| KR102802981B1 (ko) | 2025-04-30 |
| CN114402480B (zh) | 2025-09-30 |
| JP2022545032A (ja) | 2022-10-24 |
| EP4007049A1 (en) | 2022-06-01 |
| US20220344761A1 (en) | 2022-10-27 |
| JP7438331B2 (ja) | 2024-02-26 |
| EP4007049A4 (en) | 2022-11-16 |
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