WO2025147017A1 - 배터리 조립체 및 이를 포함하는 배터리 팩 - Google Patents
배터리 조립체 및 이를 포함하는 배터리 팩 Download PDFInfo
- Publication number
- WO2025147017A1 WO2025147017A1 PCT/KR2024/021211 KR2024021211W WO2025147017A1 WO 2025147017 A1 WO2025147017 A1 WO 2025147017A1 KR 2024021211 W KR2024021211 W KR 2024021211W WO 2025147017 A1 WO2025147017 A1 WO 2025147017A1
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- WO
- WIPO (PCT)
- Prior art keywords
- cover
- buffer space
- top cover
- side plate
- battery
- 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.)
- Pending
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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
- 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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
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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
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6556—Solid parts with flow channel passages or pipes for heat exchange
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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
- H01M50/262—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks
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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
- H01M50/271—Lids or covers for the racks or secondary casings
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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 assembly and a battery pack including the same.
- Secondary batteries unlike primary batteries, can be charged and discharged multiple times. Secondary batteries are widely used as energy sources for various wireless devices such as handsets, laptops, and cordless vacuum cleaners. Recently, due to improvements in energy density and economies of scale, the manufacturing cost per unit capacity of secondary batteries has been drastically reduced, and as the driving range of BEVs (battery electric vehicles) has increased to the same level as that of fuel vehicles, the primary use of secondary batteries is shifting from mobile devices to mobility.
- BEVs battery electric vehicles
- the technical problem to be achieved by the present invention is to provide a battery assembly and a battery pack including the same.
- a battery pack including: a pack housing including a first support structure; and a battery assembly accommodated in the pack housing, wherein the battery assembly includes: a cell block including a plurality of battery cells stacked in a first direction; a frame including a first side cover and a second side cover spaced apart in the first direction with the cell blocks interposed therebetween; and a top cover including a central portion coupled to the frame so as to cover the cell blocks and a first outer portion protruding outwardly from the first side cover, the first outer portion being fastened to the first support structure; wherein a first buffer space extending in the first direction is provided between the first outer portion of the top cover and the first side cover.
- the first outer portion of the top cover is characterized by including: a first side plate spaced apart from the first side cover in the first direction with the first buffer space therebetween; a first extension extending in the first direction between the first side plate and the center of the top cover so as to cover the first buffer space; and at least one first flange connected to the first side plate and fastened to the first support structure.
- the first side plate is characterized in that it extends in a second direction perpendicular to the first direction
- the first buffer space is characterized in that it extends continuously in the second direction between both ends of the first side plate along the second direction.
- the length of the first buffer space along the second direction is characterized as being greater than the length of the first buffer space along the first direction.
- the at least one first flange is characterized by including a plurality of first flanges spaced apart from one another in the second direction along a lower edge of the first side plate.
- the first buffer space is characterized in that it communicates with a space provided between the lower portion of the first side cover and the first support structure.
- the pack housing further includes a second support structure
- the top cover further includes a second outer portion protruding outwardly from the second side cover and fastened to the second support structure, and a second buffer space extending in the first direction is provided between the second outer portion of the top cover and the second side cover.
- the second outer portion of the top cover is characterized by including: a second side plate spaced apart from the second side cover in the first direction with the second buffer space therebetween; a second extension extending in the first direction between the second side plate and the center of the top cover so as to cover the second buffer space; and at least one second flange connected to the second side plate and fastened to the second support structure.
- the frame further includes a bottom cover facing the bottom surface of the cell block, the bottom cover characterized by including a cooling channel configured to allow a cooling fluid to flow.
- the bottom cover of the frame is characterized in that it is spaced apart from the bottom plate of the pack housing such that a space is formed between the bottom plate of the pack housing and the bottom cover of the frame.
- a battery assembly including: a cell block including a plurality of battery cells stacked in a first direction; a frame including a first side cover and a second side cover spaced apart in the first direction with the cell blocks interposed therebetween; and a top cover including a central portion coupled to the frame to cover the cell blocks and a first outer portion protruding outwardly from the first side cover, the first outer portion including a first flange configured to be fastened to an external first support structure; wherein a first buffer space extending in the first direction is provided between the first outer portion of the top cover and the first side cover.
- the first outer portion of the top cover further includes a first side plate spaced apart from the first side cover in the first direction with the first buffer space therebetween and connected to the first flange; and a first extension portion extending in the first direction between the first side plate and the center portion of the top cover to cover the first buffer space; and the second outer portion of the top cover further includes a second side plate spaced apart from the second side cover in the first direction with the second buffer space therebetween and connected to the second flange; and a second extension portion extending in the first direction between the second side plate and the center portion of the top cover to cover the second buffer space.
- the top cover is characterized by being a single integrated structure.
- FIG. 3 is a plan view illustrating a battery pack according to exemplary embodiments of the present invention.
- FIG. 7 is a schematic diagram showing an electric vehicle equipped with a battery pack according to exemplary embodiments of the present invention.
- FIG. 1 is a cross-sectional view illustrating a battery pack (500) according to exemplary embodiments of the present invention.
- FIG. 2 is a perspective view illustrating a battery pack (500) according to exemplary embodiments of the present invention.
- FIG. 3 is a plan view illustrating a battery pack (500) according to exemplary embodiments of the present invention.
- FIG. 4 is a perspective view illustrating a frame (140) and a top cover (150) of a battery assembly (100) according to exemplary embodiments of the present invention.
- FIG. 5 is a perspective view illustrating a portion of a battery assembly (100) according to exemplary embodiments of the present invention.
- a battery pack (500) may include a pack housing (501) and a battery assembly (100) mounted in the pack housing (501).
- the battery pack (500) may include one or more battery assemblies (100) mounted in the pack housing (501).
- the battery pack (500) may include two or more battery assemblies (100) arranged in a first horizontal direction (e.g., X-direction).
- the pack housing (501) may include a housing body (510) having an accommodation space in which a battery assembly (100) is accommodated, and a pack lid (520) coupled on the housing body (510) to cover the battery assembly (100) accommodated in the housing body (510).
- the accommodation space of the housing body (510) may be defined by a bottom plate (511) facing a bottom surface of an individual battery assembly (100), and a side wall (513) extending along an edge of the bottom plate (511) to surround the battery assembly (100).
- the housing body (510) may include a plurality of support structures (310) that support the battery assembly (100).
- the plurality of support structures (310) may be arranged on a bottom plate (511) of the housing body (510).
- the plurality of support structures (310) may be spaced apart from each other in a first horizontal direction (e.g., in the X-direction), and the plurality of support structures (310) may each extend in a second horizontal direction (e.g., in the Y-direction).
- An individual battery structure may be fastened and supported by two support structures (310) adjacent to each other in the first horizontal direction (e.g., in the X-direction).
- the battery assembly (100) may include a cell block (110), a frame (140), and a top cover (150).
- the stack type electrode assembly may include a plurality of sequentially stacked cathodes, a plurality of cathodes, and a plurality of separators interposed therebetween.
- the cathode may include a cathode current collector and a cathode active material.
- the anode may include a cathode current collector and an anode active material.
- a plurality of battery cells (111) may be connected in series and/or in parallel.
- a plurality of battery cells (111) may be connected in series with each other.
- a plurality of battery cells (111) may also be connected in parallel with each other.
- a set of two or more battery cells (111) connected in parallel with each other is defined as a bank
- one bank composed of two or more battery cells (111) connected in parallel with each other and another bank composed of two or more battery cells (111) connected in parallel with each other may be connected in series.
- the plurality of battery cells (111) may correspond to a cell stack stacked in a first horizontal direction (e.g., X-direction).
- the plurality of battery cells (111) may correspond to pouch-type battery cells, each of which has a length along the first horizontal direction (e.g., X-direction) smaller than a length along a second horizontal direction (e.g., Y-direction) and a length along a vertical direction (e.g., Z-direction), and the plurality of battery cells (111) may be stacked in the first horizontal direction (e.g., X-direction).
- the cell block (110) When viewed from a plane, the cell block (110) may have a rectangular shape in which a length along a first horizontal direction (e.g., X direction) is smaller than a length along a second horizontal direction (e.g., Y direction).
- the cell block (110) may have first and second side surfaces which are opposite to each other in the first horizontal direction (e.g., X direction), front and back surfaces which are opposite to each other in the second horizontal direction (e.g., Y direction), and top and bottom surfaces which are opposite to each other in the third direction (Z direction).
- the top surface of the cell block (110) may include top surfaces of a plurality of battery cells (111), and the bottom surface of the cell block (110) may include bottom surfaces of a plurality of battery cells (111).
- the battery assembly (100) may include a single cell block (110).
- the battery assembly (100) may include a plurality of cell blocks (110) arranged in a second horizontal direction (e.g., the Y direction).
- the battery assembly (100) may include two cell blocks (110) (e.g., a first cell block and a second cell block) arranged in a second horizontal direction (e.g., the Y direction) and electrically connected to each other.
- the battery assembly (100) may include a busbar electrically connected to a battery cell (111), a busbar frame on which the busbar is mounted, and an end plate (170) for covering the busbar frame.
- the busbar may be connected to an electrode lead provided at an end of the battery cell (111) along a second horizontal direction (e.g., Y direction).
- the busbar may be connected to the electrode lead of the battery cell (111) by a welding method.
- the individual busbars may be inter-busbars that are connected to electrode leads connected to different battery cells (111) belonging to a cell block (110) to electrically connect different battery cells (111).
- the individual busbars may be terminal-busbars that electrically connect the battery assembly (100) with other external electrical devices.
- the frame (140) can accommodate a cell block (110).
- the frame (140) can include a bottom cover (141) that supports the cell block (110), and a first side cover (143) and a second side cover (145) that are spaced apart in a first horizontal direction (e.g., X-direction) with the cell block (110) interposed therebetween.
- the frame (140) can have a U-shaped cross-section.
- the accommodation space of the frame (140) can extend in a second horizontal direction (e.g., Y-direction).
- the bottom cover (141) can support the cell block (110).
- the bottom cover (141) faces the bottom surface of the cell block (110) and can extend along the bottom surface of the cell block (110) to cover the bottom surface of the cell block (110).
- the bottom cover (141) can generally have a flat plate shape extending in a first horizontal direction (e.g., X direction) and a second horizontal direction (e.g., Y direction).
- the cell block (110) can be attached to the bottom cover (141) via a thermally conductive adhesive layer (191).
- the thermally conductive adhesive layer (191) can be interposed between the bottom surface of the cell block (110) and the bottom cover (141) and can thermally and physically couple the cell block (110) to the bottom cover (141).
- the thermally conductive adhesive layer (191) may include a thermal interface material (TIM) and/or a thermal resin.
- the bottom cover (141) may have a cooling channel (1411) configured to allow a cooling fluid to flow, and may be configured to cool the cell block (110).
- the bottom cover (141) may be referred to as a cooling plate.
- An inlet pipe (148) for introducing a cooling fluid and an outlet pipe (149) for discharging the cooling fluid may be connected to one side of the bottom cover (141).
- the bottom cover (141) may be thermally coupled to the cell block (110) through a thermally conductive adhesive layer (191), and may be configured to cool the cell block (110). Cooling fluid supplied from the outside of the battery assembly (100) may be introduced into the cooling channel (1411) through the inlet pipe (148), flow along the cooling channel (1411), and then be discharged to the outside through the outlet pipe (149).
- the top cover (150) may include a central portion (151) covering the cell block (110), a first outer portion (153) protruding in a first horizontal direction (e.g., in the X direction) from the first side cover (143), and a second outer portion (155) protruding in a first horizontal direction (e.g., in the X direction) from the second side cover (145).
- the top cover (150) may be a single piece or a single integrated structure.
- the center portion (151) of the top cover (150) may generally have a flat shape extending in a first horizontal direction (e.g., X direction) and a second horizontal direction (e.g., Y direction).
- the center portion (151) of the top cover (150) may be coupled to an upper edge of the first side cover (143) and an upper edge of the second side cover (145).
- a first outer portion (153) of the top cover (150) may protrude outwardly from the first side cover (143) away from the first side cover (143) and may be fastened to a first support structure (311).
- the top cover (150) may include a first side plate (213) spaced apart from the first side cover (143) in a first horizontal direction (e.g., X-direction), a first extension portion (211) extending between the first side plate (213) and a central portion (151) of the top cover (150), and at least one first flange (215) fastened to the first support structure (311).
- the first side plate (213) may have a generally flat shape extending in the second horizontal direction (e.g., Y direction) and vertical direction (e.g., Z direction) and may be generally parallel to the first side cover (143).
- the first extension portion (211) may extend in a first horizontal direction (e.g., X direction) between an upper edge of the first side plate (213) and an upper edge of the first side cover (143).
- the first extension portion (211) may generally have a flat plate shape extending in the first horizontal direction (e.g., X direction) and the second horizontal direction (e.g., Y direction).
- the first flange (215) may extend outwardly from a lower edge of the first side plate (213).
- the first flange (215) may have a fastening hole into which a fastening bolt (BT) is inserted.
- the first outer portion (153) of the top cover (150) may be fastened to the first support structure (311) by inserting and fastening the fastening bolt (BT) into the fastening hole of the first flange (215) and the fastening hole of the first support structure (311) aligned in a vertical direction (e.g., in the Z direction).
- the first outer portion (153) of the top cover (150) may include a plurality of first flanges (215), and the plurality of first flanges (215) may be spaced apart from each other in a second horizontal direction (e.g., in the Y direction) along the lower edge of the first side plate (213).
- the first outer portion (153) of the top cover (150) and the first side cover (143) can together define a first buffer space (217).
- the first buffer space (217) can alleviate a swelling force acting in a first horizontal direction (e.g., X direction) according to a thickness variation due to swelling of the battery cells (111).
- the first buffer space (217) can be provided between the first side plate (213) of the first outer portion (153) and the first side cover (143), and the first extension portion (211) can cover the first buffer space (217).
- the first buffer space (217) can be continuously extended in a second horizontal direction (e.g., Y direction) between both ends of the first side plate (213) along the second horizontal direction (e.g., Y direction).
- Both ends of the first buffer space (217) along the second horizontal direction may be exposed to the outside of the battery assembly (100).
- the length of the first buffer space (217) along the vertical direction (e.g., Z direction) may be the same as the length of the first side plate (213) along the vertical direction (e.g., Z direction).
- the upper portion of the first buffer space (217) may be covered by the first extension portion (211), but the lower portion of the first buffer space (217) may not be covered by another structure.
- a space extending in the first horizontal direction (e.g., X direction) and the second horizontal direction (e.g., Y direction) is provided between the lower portion of the first side cover (143) and the first support structure (311), and the first buffer space (217) may be in vertical communication with the space provided between the lower portion of the first side cover (143) and the first support structure (311) in the Z direction.
- the length of the first buffer space (217) along the second horizontal direction may be greater than the length of the first buffer space (217) along the first horizontal direction (e.g., X direction).
- the length of the first buffer space (217) along the first horizontal direction may have a range of several to several tens of mm.
- the length of the first buffer space (217) along the first horizontal direction may be between 1 mm and 10 mm, between 2 mm and 9 mm, between 3 mm and 8 mm, or between 4 mm and 7 mm.
- the length of the first buffer space (217) along the second horizontal direction may be similar to the length of the cell block (110) along the second horizontal direction (e.g., Y direction).
- the length of the first buffer space (217) along the second horizontal direction may be between about 80% and about 120% of the length of the cell block (110) along the second horizontal direction (e.g., Y direction).
- a second outer portion (155) of the top cover (150) may protrude outwardly from the second side cover (145) away from the second side cover (145) and may be fastened to a second support structure (313).
- the top cover (150) may include a second side plate (233) spaced apart from the second side cover (145) in a first horizontal direction (e.g., X-direction), a second extension portion (231) extending between the second side plate (233) and the center portion (151) of the top cover (150), and at least one second flange (235) fastened to the second support structure (313).
- the second side plate (233) may have a flat plate shape extending generally in the second horizontal direction (e.g., Y direction) and vertical direction (e.g., Z direction) and may be generally parallel to the second side cover (145).
- the second extension portion (231) may extend in a first horizontal direction (e.g., X direction) between an upper edge of the second side plate (233) and an upper edge of the second side cover (145).
- the second extension portion (231) may generally have a flat plate shape extending in the first horizontal direction (e.g., X direction) and the second horizontal direction (e.g., Y direction).
- the pressure applied to the fastening portion between the top cover (150) and the support structure (310) can be reduced, thereby preventing damage to the fastening bolt (BT), the top cover (150), and the support structure (310), and improving the uniformity of the surface pressure acting on the battery cells (111). Accordingly, the safety and reliability of the battery assembly (100) and the battery pack (500) including the same can be improved.
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
Description
Claims (15)
- 제1 지지 구조체를 포함하는 팩 하우징; 및상기 팩 하우징 내에 수용된 배터리 조립체;를 포함하고,상기 배터리 조립체는,제1 방향으로 적층된 복수의 배터리 셀을 포함하는 셀 블록;상기 셀 블록을 사이에 두고 상기 제1 방향으로 이격된 제1 사이드 커버 및 제2 사이드 커버를 포함하는 프레임; 및상기 셀 블록을 덮도록 상기 프레임에 결합된 중심부 및 상기 제1 사이드 커버로부터 외측으로 돌출된 제1 외곽부를 포함하고, 상기 제1 외곽부는 상기 제1 지지 구조체에 체결된, 탑 커버;를 포함하고,상기 탑 커버의 상기 제1 외곽부와 상기 제1 사이드 커버 사이에는 상기 제1 방향으로 연장된 제1 버퍼 공간이 제공된 것을 특징으로 하는 배터리 팩.
- 제1 항에 있어서,상기 탑 커버의 상기 제1 외곽부는,상기 제1 버퍼 공간을 사이에 두고 상기 제1 사이드 커버로부터 상기 제1 방향으로 이격된 제1 측판;상기 제1 버퍼 공간을 덮도록 상기 제1 측판과 상기 탑 커버의 중심부 사이에서 상기 제1 방향으로 연장된 제1 연장부; 및상기 제1 측판에 연결되고, 상기 제1 지지 구조체에 체결되는 적어도 하나의 제1 플랜지;를 포함하는 것을 특징으로 하는 배터리 팩.
- 제2 항에 있어서,상기 제1 측판은 상기 제1 방향에 수직된 제2 방향으로 연장되고,상기 제1 버퍼 공간은 상기 제1 측판의 상기 제2 방향에 따른 양 단부 사이에서 상기 제2 방향으로 연속적으로 연장된 것을 특징으로 하는 배터리 팩.
- 제3 항에 있어서,상기 제1 버퍼 공간의 상기 제2 방향에 따른 길이는 상기 제1 버퍼 공간의 상기 제1 방향에 따른 길이보다 큰 것을 특징으로 하는 배터리 팩.
- 제3 항에 있어서,상기 적어도 하나의 제1 플랜지는 상기 제1 측판의 하부 가장자리를 따라 상기 제2 방향으로 서로 이격된 복수의 제1 플랜지를 포함하는 것을 특징으로 하는 배터리 팩.
- 제1 항에 있어서,상기 제1 버퍼 공간은 상기 제1 사이드 커버의 하부와 상기 제1 지지 구조체 사이에 제공된 공간과 연통하는 것을 특징으로 하는 배터리 팩.
- 제1 항에 있어서,상기 팩 하우징은 제2 지지 구조체를 더 포함하고,상기 탑 커버는 상기 제2 사이드 커버로부터 외측으로 돌출되고 상기 제2 지지 구조체에 체결된 제2 외곽부를 더 포함하고,상기 탑 커버의 상기 제2 외곽부와 상기 제2 사이드 커버 사이에는 상기 제1 방향으로 연장된 제2 버퍼 공간이 제공된 것을 특징으로 하는 배터리 팩.
- 제7 항에 있어서,상기 탑 커버의 상기 제2 외곽부는,상기 제2 버퍼 공간을 사이에 두고 상기 제2 사이드 커버로부터 상기 제1 방향으로 이격된 제2 측판;상기 제2 버퍼 공간을 덮도록 상기 제2 측판과 상기 탑 커버의 중심부 사이에서 상기 제1 방향으로 연장된 제2 연장부; 및상기 제2 측판에 연결되고, 상기 제2 지지 구조체에 체결되는 적어도 하나의 제2 플랜지;를 포함하는 것을 특징으로 하는 배터리 팩.
- 제8 항에 있어서,상기 제2 측판은 상기 제1 방향에 수직된 제2 방향으로 연장되고,상기 제2 버퍼 공간은 상기 제2 측판의 상기 제2 방향에 따른 양 단부 사이에서 상기 제2 방향으로 연속적으로 연장되고,상기 제2 버퍼 공간의 상기 제2 방향에 따른 길이는 상기 제2 버퍼 공간의 상기 제1 방향에 따른 길이보다 크고,상기 적어도 하나의 제2 플랜지는 상기 제2 측판의 하부 가장자리를 따라 상기 제2 방향으로 서로 이격된 복수의 제2 플랜지를 포함하는 것을 특징으로 하는 배터리 팩.
- 제1 항에 있어서,상기 프레임은 상기 셀 블록의 바닥면과 마주하는 바닥 커버를 더 포함하고,상기 바닥 커버는 냉각 유체가 유동하도록 구성된 냉각 채널을 포함하는 것을 특징으로 하는 배터리 팩.
- 제10 항에 있어서,상기 프레임의 상기 바닥 커버는 상기 팩 하우징의 바닥판과 상기 프레임의 상기 바닥 커버 사이에 공간이 형성되도록 상기 팩 하우징의 상기 바닥판으로부터 이격된 것을 특징으로 하는 배터리 팩.
- 제1 방향으로 적층된 복수의 배터리 셀을 포함하는 셀 블록;상기 셀 블록을 사이에 두고 상기 제1 방향으로 이격된 제1 사이드 커버 및 제2 사이드 커버를 포함하는 프레임; 및상기 셀 블록을 덮도록 상기 프레임에 결합된 중심부 및 상기 제1 사이드 커버로부터 외측으로 돌출된 제1 외곽부를 포함하고, 상기 제1 외곽부는 외부의 제1 지지 구조체에 체결되도록 구성된 제1 플랜지를 포함하는, 탑 커버;를 포함하고,상기 탑 커버의 상기 제1 외곽부와 상기 제1 사이드 커버 사이에는 상기 제1 방향으로 연장된 제1 버퍼 공간이 제공된 것을 특징으로 하는 배터리 조립체.
- 제12 항에 있어서,상기 탑 커버는 상기 제2 사이드 커버로부터 외측으로 돌출되고 외부의 제2 지지 구조체에 체결되도록 구성된 제2 플랜지를 포함하는 제2 외곽부를 더 포함하고,상기 탑 커버의 상기 제2 외곽부와 상기 제2 사이드 커버 사이에는 상기 제1 방향으로 연장된 제2 버퍼 공간이 제공된 것을 특징으로 하는 배터리 조립체.
- 제13 항에 있어서,상기 탑 커버의 상기 제1 외곽부는,상기 제1 버퍼 공간을 사이에 두고 상기 제1 사이드 커버로부터 상기 제1 방향으로 이격되고, 상기 제1 플랜지에 연결된 제1 측판; 및상기 제1 버퍼 공간을 덮도록 상기 제1 측판과 상기 탑 커버의 중심부 사이에서 상기 제1 방향으로 연장된 제1 연장부;을 더 포함하고,상기 탑 커버의 상기 제2 외곽부는,상기 제2 버퍼 공간을 사이에 두고 상기 제2 사이드 커버로부터 상기 제1 방향으로 이격되고, 상기 제2 플랜지에 연결된 제2 측판; 및상기 제2 버퍼 공간을 덮도록 상기 제2 측판과 상기 탑 커버의 중심부 사이에서 상기 제1 방향으로 연장된 제2 연장부;를 더 포함하는 것을 특징으로 하는 배터리 조립체.
- 제14 항에 있어서,상기 탑 커버는 단일 통합 구조인 것을 특징으로 하는 배터리 조립체.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP24915429.5A EP4712235A1 (en) | 2024-01-04 | 2024-12-27 | Battery assembly and battery pack comprising same |
| CN202480039897.0A CN121311999A (zh) | 2024-01-04 | 2024-12-27 | 电池组件以及包括该电池组件的电池组 |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020240001300A KR20250106814A (ko) | 2024-01-04 | 2024-01-04 | 배터리 조립체 및 이를 포함하는 배터리 팩 |
| KR10-2024-0001300 | 2024-01-04 |
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| EP (1) | EP4712235A1 (ko) |
| KR (1) | KR20250106814A (ko) |
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| WO (1) | WO2025147017A1 (ko) |
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| JP2016018729A (ja) * | 2014-07-10 | 2016-02-01 | 三菱自動車工業株式会社 | 電池パックの電池モジュール固定構造 |
| KR20200080470A (ko) * | 2018-12-26 | 2020-07-07 | 서진산업 주식회사 | 스틸 타입 적용 배터리 케이스 |
| KR20200112246A (ko) * | 2019-03-21 | 2020-10-05 | 주식회사 엘지화학 | 박판 타입의 모듈 하우징을 갖는 배터리 모듈과 이를 포함하는 배터리 팩 |
| KR20220140628A (ko) * | 2020-12-11 | 2022-10-18 | 컨템포러리 엠퍼렉스 테크놀로지 씨오., 리미티드 | 배터리, 전기 장치 및 배터리 제조 방법 |
| KR20230131098A (ko) * | 2022-03-04 | 2023-09-12 | 에스케이온 주식회사 | 배터리 팩 |
| KR20240001300A (ko) | 2022-06-25 | 2024-01-03 | 강한 | 모션 센서 및 gps 위치 추적을 통한 운전 성향 분석과 뇌파 센서를 이용한 운전자의 피로도 파악이 가능한 대중교통 운전기사 정보 제공 시스템 및 방법 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR102917117B1 (ko) | 2020-11-05 | 2026-01-22 | 주식회사 엘지에너지솔루션 | 전지 모듈 및 이를 포함하는 전지팩 |
-
2024
- 2024-01-04 KR KR1020240001300A patent/KR20250106814A/ko active Pending
- 2024-12-27 EP EP24915429.5A patent/EP4712235A1/en active Pending
- 2024-12-27 WO PCT/KR2024/021211 patent/WO2025147017A1/ko active Pending
- 2024-12-27 CN CN202480039897.0A patent/CN121311999A/zh active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016018729A (ja) * | 2014-07-10 | 2016-02-01 | 三菱自動車工業株式会社 | 電池パックの電池モジュール固定構造 |
| KR20200080470A (ko) * | 2018-12-26 | 2020-07-07 | 서진산업 주식회사 | 스틸 타입 적용 배터리 케이스 |
| KR20200112246A (ko) * | 2019-03-21 | 2020-10-05 | 주식회사 엘지화학 | 박판 타입의 모듈 하우징을 갖는 배터리 모듈과 이를 포함하는 배터리 팩 |
| KR20220140628A (ko) * | 2020-12-11 | 2022-10-18 | 컨템포러리 엠퍼렉스 테크놀로지 씨오., 리미티드 | 배터리, 전기 장치 및 배터리 제조 방법 |
| KR20230131098A (ko) * | 2022-03-04 | 2023-09-12 | 에스케이온 주식회사 | 배터리 팩 |
| KR20240001300A (ko) | 2022-06-25 | 2024-01-03 | 강한 | 모션 센서 및 gps 위치 추적을 통한 운전 성향 분석과 뇌파 센서를 이용한 운전자의 피로도 파악이 가능한 대중교통 운전기사 정보 제공 시스템 및 방법 |
Also Published As
| Publication number | Publication date |
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| CN121311999A (zh) | 2026-01-09 |
| KR20250106814A (ko) | 2025-07-11 |
| EP4712235A1 (en) | 2026-03-18 |
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