WO2014104566A1 - Boîtier de batterie, et bloc-batterie comprenant celui-ci - Google Patents

Boîtier de batterie, et bloc-batterie comprenant celui-ci Download PDF

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Publication number
WO2014104566A1
WO2014104566A1 PCT/KR2013/010126 KR2013010126W WO2014104566A1 WO 2014104566 A1 WO2014104566 A1 WO 2014104566A1 KR 2013010126 W KR2013010126 W KR 2013010126W WO 2014104566 A1 WO2014104566 A1 WO 2014104566A1
Authority
WO
WIPO (PCT)
Prior art keywords
case
battery
battery case
transparent
rubber
Prior art date
Application number
PCT/KR2013/010126
Other languages
English (en)
Korean (ko)
Inventor
황재일
차현기
박성철
Original Assignee
에스케이이노베이션 주식회사
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=51021574&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=WO2014104566(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by 에스케이이노베이션 주식회사 filed Critical 에스케이이노베이션 주식회사
Publication of WO2014104566A1 publication Critical patent/WO2014104566A1/fr

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • 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
    • H01M10/488—Cells or batteries combined with indicating means for external visualization of the condition, e.g. by change of colour or of light density
    • 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
    • H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
    • H01M10/6567—Liquids
    • 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
    • H01M50/202—Casings or frames around the primary casing of a single cell or a single battery
    • 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
    • H01M10/4228—Leak testing of 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
    • 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
    • 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
    • H01M50/249—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
    • 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
    • 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 case and a battery pack including the same. More particularly, the present invention relates to a battery case having a structure that can be visually checked from the outside when a leak occurs in the battery case and a battery pack including the same.
  • an electric vehicle unlike an internal combustion engine vehicle that uses gasoline or diesel, rotates an electric motor using electric energy such as a secondary battery to drive wheels.
  • a secondary battery having high performance such as high energy density, high power density, long life, and weight reduction is essential for driving an electric vehicle.
  • lead secondary batteries, lithium secondary batteries, alkali secondary batteries, metal-air secondary batteries, fuel secondary batteries, and the like are being developed or used.
  • the secondary battery since one secondary battery lacks its performance, a plurality of secondary batteries are connected in series to generate a voltage of about several hundred volts.
  • the secondary battery is usually fixed and mounted to the secondary battery of the terminal of the positive electrode and the negative terminal, and a number of secondary batteries are put into a single tray and used.
  • Secondary batteries used in automobiles are easily exposed to moisture or contaminants due to the nature of the use environment, and are stored and fixed in the battery case.
  • the secondary battery stored in the battery case may be exposed to moisture and cause a short circuit or malfunction.
  • the state inside the battery case cannot be visually checked from the outside, there is a problem in that leakage can be confirmed after the operation stop or malfunction of the secondary battery occurs.
  • the secondary battery may be exposed to moisture for a long time to shorten the life of the secondary battery and may reach an unusable state in severe cases.
  • an object of the present invention is to form a side of the battery case penetrating, provided with a transparent window in the penetrating to provide a battery case that can be checked inside the battery case from the outside. Is in.
  • the periphery of the transparent window is wrapped with an elastic material to be installed in the case to provide a battery case that prevents leakage due to the durability and the transparent window of the transparent window.
  • the battery case of the present invention includes a battery case accommodating a battery unit, wherein the battery case comprises: a through hole formed through the case at a lower side of the case; And a transparent part sealing the through hole and made of a transparent material. It includes.
  • the transparent portion a transparent window of a transparent material; And a rubber part surrounding the circumference of the transparent window and made of an elastic material. It consists of.
  • the rubber part may have an annular shape such that the transparent window is fitted to an inner circumferential surface thereof, and an inner circumferential surface of the rubber part may have an outer circumferential surface of the transparent window inserted thereinto; It is formed in a closed curve along the inner peripheral surface of the rubber portion.
  • the transparent part may include a holder part having a rubber part accommodating space so that the rubber part outer circumferential surface is fitted and protruding outward from the case around the through hole; And a cover which is in close contact with the outer surface of the holder to prevent the rubber from being separated when the rubber is inserted into the holder. It further includes.
  • the battery case a water-cooled cooling module disposed adjacent to the battery unit for heat exchange of the battery unit; It includes more.
  • the battery pack including the battery case of the present invention, the battery case described above; A battery unit accommodated in the battery case; It includes.
  • the inside of the case can be checked with the naked eye from the outside, there is an effect that can be followed up after early confirmation when excessive condensation occurs or the water-cooled refrigerant leaks inside the battery case. Therefore, the secondary battery is prevented from being exposed to moisture for a long time, and there is an effect of preventing serious damage to the secondary battery.
  • FIG. 1 is an exploded perspective view of a case according to an embodiment of the present invention.
  • Figure 2 is an exploded perspective view of the transparent portion according to an embodiment of the present invention
  • FIG. 3 is a sectional view taken along line AA ′ of FIG. 1 (transparent section)
  • the battery case 100 includes an upper case 110, a lower case 120, a water cooling cooling module 150, and a transparent portion 200.
  • the lower case 120 is formed on a housing in which a battery unit storage space is formed.
  • the lower case 120 has an upper shape to facilitate replacement of the battery unit.
  • the open surface of the lower case 120 is sealed through the coupling with the upper case 110.
  • the lower case 120 has a second flange 120a and a second coupling hole 121 to be coupled to the upper case 110.
  • the second flange 120a extends outward along the upper circumference of the lower case 120.
  • the second coupling hole 121 penetrates up and down on the second flange 120a.
  • a plurality of second coupling holes 121 may be formed along the second flange 120a at a predetermined distance.
  • the upper case 110 may be formed in an enclosure or plate-shaped so that the upper side of the battery unit is accommodated therein.
  • the upper case 110 has an open lower portion, and is configured to seal the upper open surface of the lower case 120.
  • the upper case 110 is formed with a first flange 110a and a first coupling hole 111 for coupling with the lower case 120.
  • the first flange 110a is formed outward along a lower circumference of the upper case 110.
  • the first coupling hole 111 is formed to penetrate up and down on the first flange 110a to correspond to the second coupling hole 121.
  • a plurality of first coupling holes 111 may be spaced apart from each other by a predetermined distance along the first flange 110a.
  • the upper case 110 and the lower case 120 may be screwed or bolted through the first and second coupling holes 111 and 112. At this time, the gasket is inserted into the coupling surface of the upper case 110 and the lower case 120, or may be bonded after the silicon (Silicon sealant) treatment.
  • the lower case 120 may accommodate the water-cooled cooling module 150.
  • the water-cooled cooling module 150 is configured to cool the battery unit accommodated in the case 100 through the coolant when the battery unit is overheated. Accordingly, the water-cooled cooling module 150 has a coolant flowing therein, a heat exchanger 151 disposed adjacent to the battery unit to exchange heat with the battery unit, and a coolant pipe 152 for supplying and discharging the coolant to the heat exchanger 151. It can be composed of).
  • the transparent part 200 is provided at the lower side of the lower case 120.
  • the transparent part 200 is made of a transparent material so that the inside of the case 100 can be checked with the naked eye. If the coolant flowing through the water-cooled cooling module 150 leaks and accumulates on the bottom surface of the lower case 120, it is confirmed early. It may be configured to enable. Therefore, by early checking that the cooling water of the water-cooled cooling module 150 is leaked through the transparent part 200, and following up, the damage of the battery unit can be minimized.
  • the transparent part 200 includes a holder part 210, a rubber part 220, a transparent window 230, and a cover 240.
  • the holder 210 is formed in the through hole 125 formed through the lower side of the lower case 120.
  • the holder part 210 protrudes outward from the lower case 120 around the through hole 125.
  • the holder part 210 is formed with a rubber part accommodating space 211 to accommodate the rubber part 220 therein.
  • the inner diameter of the holder portion 210 may be larger than the diameter of the through hole 125.
  • the rubber part 220 protects the transparent window 230 from impact and is configured for sealing the transparent window 230 and the through hole 125. Therefore, the rubber part 220 may be made of an elastic material.
  • the rubber part 220 is formed in an annular shape with a thickness so that the circumference of the transparent window 230 is fitted to the inner circumferential surface.
  • a transparent window insertion groove 221 is formed on the inner circumferential surface of the rubber part 220 so that the outer circumferential surface of the transparent window 230 is fitted.
  • the transparent window 230 is configured such that the outer periphery of the case and the inner periphery of the case are wrapped through the rubber part 220. That is, the transparent window 230 may be mounted on the lower case 120 so that the elastic force is equal to both the load from the outside of the case 100 and the load from the inside of the case 100.
  • the transparent window 230 may be applied with a conventional transparent material so that the inside of the case 100 can be visually checked from the outside of the case 100.
  • a conventional transparent material for example, glass, transparent plastic, or the like may be applied.
  • a protruding outer surface of the holder 210 is provided with a cover 240 to seal the holder 210.
  • the cover 240 has a plate shape and a cover hole 241 penetrates through the center thereof.
  • the cover 240 may have an outer diameter larger than an outer circumferential surface of the rubber part 220 so as to prevent separation of the rubber part 220 fitted into the holder 210, and the inner diameter may be smaller than the outer diameter of the rubber part 220. have.

Abstract

L'invention concerne un boîtier de batterie et un bloc-batterie comprenant celui-ci, et plus particulièrement, un boîtier de batterie ayant une structure dans laquelle des apparitions de fuite dans celle-ci peuvent être confirmées à l'œil nu à partir de l'extérieur dudit boîtier, et un bloc-batterie comprenant celui-ci.
PCT/KR2013/010126 2012-12-27 2013-11-08 Boîtier de batterie, et bloc-batterie comprenant celui-ci WO2014104566A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020120154168A KR101986083B1 (ko) 2012-12-27 2012-12-27 배터리 팩
KR10-2012-0154168 2012-12-27

Publications (1)

Publication Number Publication Date
WO2014104566A1 true WO2014104566A1 (fr) 2014-07-03

Family

ID=51021574

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2013/010126 WO2014104566A1 (fr) 2012-12-27 2013-11-08 Boîtier de batterie, et bloc-batterie comprenant celui-ci

Country Status (2)

Country Link
KR (1) KR101986083B1 (fr)
WO (1) WO2014104566A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20230173902A1 (en) * 2021-12-08 2023-06-08 Ford Global Technologies, Llc Electrified vehicle roof-mounted backup battery

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102429345B1 (ko) * 2016-12-23 2022-08-04 삼성전자주식회사 피씨엠 케이스 및 그것을 포함하는 전자 장치
KR102341135B1 (ko) 2017-03-14 2021-12-17 삼성에스디아이 주식회사 이차 전지 및 이를 포함하는 표시 장치

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000090896A (ja) * 1998-09-14 2000-03-31 Mitsubishi Electric Corp 電池パック
JP2006011050A (ja) * 2004-06-25 2006-01-12 Nec Tokin Corp 浸水検知シールとそれを用いた電池パック及び携帯通信機器
KR20070090497A (ko) * 2006-03-03 2007-09-06 삼성에스디아이 주식회사 누액 감지 창을 가지는 리튬 이온 이차 전지
JP2010062130A (ja) * 2008-08-07 2010-03-18 Sanyo Electric Co Ltd 車両用の電源装置
KR20110079857A (ko) * 2008-12-24 2011-07-08 미츠비시 쥬고교 가부시키가이샤 전지 모듈

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000090896A (ja) * 1998-09-14 2000-03-31 Mitsubishi Electric Corp 電池パック
JP2006011050A (ja) * 2004-06-25 2006-01-12 Nec Tokin Corp 浸水検知シールとそれを用いた電池パック及び携帯通信機器
KR20070090497A (ko) * 2006-03-03 2007-09-06 삼성에스디아이 주식회사 누액 감지 창을 가지는 리튬 이온 이차 전지
JP2010062130A (ja) * 2008-08-07 2010-03-18 Sanyo Electric Co Ltd 車両用の電源装置
KR20110079857A (ko) * 2008-12-24 2011-07-08 미츠비시 쥬고교 가부시키가이샤 전지 모듈

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20230173902A1 (en) * 2021-12-08 2023-06-08 Ford Global Technologies, Llc Electrified vehicle roof-mounted backup battery

Also Published As

Publication number Publication date
KR101986083B1 (ko) 2019-06-05
KR20140084570A (ko) 2014-07-07

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