WO2021002537A1 - 배터리 모듈 체결 장치 - Google Patents
배터리 모듈 체결 장치 Download PDFInfo
- Publication number
- WO2021002537A1 WO2021002537A1 PCT/KR2019/012786 KR2019012786W WO2021002537A1 WO 2021002537 A1 WO2021002537 A1 WO 2021002537A1 KR 2019012786 W KR2019012786 W KR 2019012786W WO 2021002537 A1 WO2021002537 A1 WO 2021002537A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- battery module
- battery
- terminal
- fastening device
- bracket
- Prior art date
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/11—End pieces or tapping pieces for wires, supported by the wire and for facilitating electrical connection to some other wire, terminal or conductive member
- H01R11/28—End pieces consisting of a ferrule or sleeve
- H01R11/281—End pieces consisting of a ferrule or sleeve for connections to 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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/4285—Testing apparatus
-
- 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 an apparatus for fastening a battery module for various diagnosis of the battery module.
- batteries such as secondary batteries are widely used as power sources for these devices.
- lithium-ion batteries are widely used because of their high energy density, high operating voltage, relatively large charging capacity, and convenient portability compared to conventional batteries.
- the user/inspector needs to perform a battery abnormality and life prediction by measuring various information of the battery, and this may involve connecting and disassembling various cables to the battery.
- An object of the present invention is to provide a battery module fastening device for easily connecting various cables to a battery module.
- a battery module fastening device includes a terminal contact part for supplying power for charging the battery module or measuring voltage and current of the battery module by contacting a terminal of the battery module, and the terminal contact part.
- a bracket for moving up and down, and a lever for allowing the terminal contact portion and the battery module to contact with a predetermined pressure by adjusting the vertical position of the bracket may be included.
- the vertical position of the bracket may be adjusted based on one of a toggle clamp method, a hydraulic piston, a pneumatic piston, and a rotating gear.
- the terminal contact part may be configured such that one end of each of a power cable for supplying the power and a sensing cable for transmitting the measured voltage and current information is in contact with the terminal.
- the predetermined pressure may be at least 40 kPa.
- the battery module fastening device may further include a pedestal for placing the battery module and a fixing frame for positioning the battery module at a specific position on the top of the pedestal by being designed based on the external shape of the battery module.
- the battery module fastening device may further include a wheel for moving the pedestal.
- the battery module fastening device may further include a junction box including a circuit for connecting at least one of the power cable and the sensing cable to a battery diagnostic device.
- a battery module fastening device that can easily connect various cables to the battery module, a user or an inspector does not tighten and loosen the cables to connect various cables to the battery terminals. There is no risk of disconnection, and cable arrangement can also be easily performed.
- a battery module fastening device it can be prevented that the (+) polarity and the (-) polarity are oppositely connected during cable connection.
- FIG. 1 illustrates a state in which a battery diagnostic apparatus according to an embodiment of the present invention is connected to a battery.
- FIG. 2 is a perspective view of a battery module according to an embodiment of the present invention.
- FIG 3 shows that a sensing cable and a power cable according to an embodiment of the present invention are combined with a terminal of a battery module.
- FIG. 4 shows a battery fastening device according to an embodiment of the present invention.
- FIG 5 shows that a battery module according to an embodiment of the present invention is combined with a battery fastening device.
- FIG. 6 shows a form in which various cables are connected to a terminal contact portion according to an embodiment of the present invention.
- FIG. 7 shows a jig portion separated from a pedestal according to an embodiment of the present invention.
- FIG. 8 shows a battery module fastening device further including a junction box according to an embodiment of the present invention.
- FIGS. 9 and 10 show that a battery module according to another embodiment of the present invention is combined with a battery fastening device, respectively.
- the battery may refer to one battery cell, or may refer to a battery module in which a plurality of battery cells are electrically connected to each other.
- the battery may include a plurality of battery modules.
- Each of the plurality of battery modules may include a plurality of cells.
- a plurality of battery modules may be mixed and connected in series and parallel.
- the plurality of battery modules may be secondary batteries such as lithium ion batteries.
- unit used in the specification may mean a hardware component or circuit.
- FIG. 1 illustrates a state in which a battery diagnosis apparatus 100 according to an embodiment of the present invention is connected to a battery.
- the battery diagnosis apparatus 100 may be connected to the battery 10 to diagnose the state of the battery 10.
- the battery 10 may include a terminal 12 and a battery management system (BMS) 11.
- BMS battery management system
- the battery diagnosis apparatus 100 may be connected to at least one of the terminal 12 and the battery management system 11.
- various cables may be connected or wired to the battery 10.
- the battery diagnosis apparatus 100 and the battery 10 may be connected to each other through a power cable and a sensing cable.
- the power cable may charge or discharge the battery 10 by supplying power to the battery 10.
- the power cable may charge or discharge the battery 10 by connecting the charger and discharger in the battery diagnosis apparatus 100 to the battery 10.
- the power cable may include a power cable of (+) polarity connected to the (+) terminal of the terminal 12 and a power cable of (-) polarity connected to the (-) terminal of the terminal 12.
- the sensing cable may receive information about the voltage and current of the battery and transmit it to the outside.
- the sensing cable may transmit current and voltage information of the battery 10 to the AC impedance analyzer or the battery interface by connecting the AC impedance analyzer or the battery interface in the battery diagnosis apparatus 100 to the battery 10.
- the sensing cable may include a (+) polarity sensing cable connected to the (+) terminal of the terminal 12 and a (-) polarity sensing cable connected to the (-) terminal of the terminal 12.
- FIG. 2 is a perspective view of a battery module according to an embodiment of the present invention.
- Figure 3 shows a power cable and a sensing cable connected to the terminal of the battery module using a torque wrench according to an embodiment of the present invention.
- cables eg, a power cable and a sensing cable
- cables for charging/discharging or various diagnosis of the battery module 2000 may be connected to the battery module 2000 of FIG. 2. .
- the power cables 120-1 and 120-2 and the sensing cables 140-1 and 140-2 are respectively a (+) terminal and a (-) terminal of the battery module. Can be combined using a torque wrench (torque wrench).
- each of the power cables 120-1 and 120-2 and the sensing cables 140-1 and 140-2 may be coupled to the terminals of the battery module.
- the battery module fastening and disassembling time takes 3 to 5 minutes, which takes a long time, and the mixing of (+) polarity (P20) and (-) polarity (P40) by direct connection by a person (reverse connection) ) May cause a short circuit.
- the mixing of (+) polarity (P20) and (-) polarity (P40) by direct connection by a person (reverse connection) ) May cause a short circuit.
- FIG. 4 shows a battery module fastening device according to an embodiment of the present invention.
- FIG. 5 shows that the battery module according to an embodiment of the present invention is coupled to a battery fastening device
- FIG. 6 shows a form in which various cables are connected to a terminal contact portion according to an embodiment of the present invention.
- the battery module fastening device 4000 is in contact with the terminal of the battery module 2000 to supply power for charging and discharging the battery module 2000 or to provide information on the battery module 2000 (
- the bracket 4400 for moving the terminal contact part 4200 up and down, and the upper and lower positions of the bracket 4400 are adjusted.
- 2000) may include a lever 4600 for contacting with a predetermined pressure.
- the vertical position of the bracket 4400 may be adjusted based on any one of a toggle clamp method, a hydraulic piston, a pneumatic piston, and a rotating gear.
- FIG. 6 shows a form in which a power cable and a sensing cable are connected to a terminal contact part 4200 according to an embodiment.
- the terminal contact portion 4200 is a power cable (4900-1, 4900-2) for supplying power and/or a sensing cable (4800-1) for transmitting measured voltage and current information. , 4800-2)) Each end may be configured to contact a terminal of the battery module 2000.
- a user or an inspector may pull the lever 4600 so that the terminal contact portion 4200 and the terminal of the battery module 2000 contact each other with a predetermined pressure.
- the predefined torque of the torque wrench may be 100kgf*cm, which uses the battery module fastening device 4000 as in FIGS. 4 to 6
- the terminal contact portion 4200 may correspond to contacting the terminal of the battery module 2000 with a pressure of 40 kPa or more.
- a pressure sensor for detecting a fastening value with the battery module 2000 may be positioned on the terminal contact part 4200, and pressure information sensed through the pressure sensor may be displayed.
- the bracket 4400 When the user or the inspector pulls the lever 4600, the bracket 4400 may be moved downward according to any one of a toggle clamp method, a hydraulic piston, a pneumatic piston, and a rotating gear, and accordingly, the terminal contact part 4200 It can also be moved down.
- the terminal contact portion 4200 and the terminal of the battery module 2000 may contact each other with a maximum pressure (eg, at least 40 kPa).
- the power cables 4900-1 and 4900-2 and the sensing cables 4800-1 and 4800-2 may be connected to the terminals of the battery module 2000 at a predetermined pressure (eg, 40 kPa).
- the bolt 4700 is separately used with a torque wrench. It is also possible to further increase the contact pressure by adjusting.
- the battery module fastening device 4000 may further include a pedestal 4700 and a fixing frame 4500 for placing and supporting the battery module 2000.
- One or more wheels may be mounted under the pedestal 4700 so as to be easily moved.
- the fixing frame 4500 is a frame for inducing (or guiding) the battery module 2000 to be located at a specific position on the top of the pedestal 4700, and by a user or an inspector in close contact with the fixing frame 4500
- the battery module 2000 may be positioned at a correct position on the top of the pedestal 4700.
- the top of the pedestal 4700 may be positioned at a predetermined height from the ground.
- the shape of the fixing frame 4500 may be designed in consideration of the external shape (or shape) of a specific battery module 2000. As described above, FIG. 5 shows that the user or the inspector places the battery module 2000 on the pedestal 4700 and then in close contact with the fixing frame 4500.
- FIG. 7 shows a jig portion 6000 separated from the pedestal 4700 according to an embodiment of the present invention.
- the jig portion and the pedestal 4700 including 4500 are detachable.
- a user or an inspector may independently put the jig unit 6000 and the pedestal 4700 into the temperature chamber to perform a module test.
- the battery module fastening device 4000 By using the battery module fastening device 4000 described above, a user or an inspector puts the battery module 2000 to be charged/discharged or diagnosed on the battery module fastening device 4000 and pulls only the lever 4600, thereby causing the battery module ( 2000) and various cables (eg, power cables (4900-1, 4900-2), sensing cables (4800-1, 4800-2), etc.) can be simply and easily combined.
- various cables eg, power cables (4900-1, 4900-2), sensing cables (4800-1, 4800-2), etc.
- the user or the inspector can combine the battery module 2000 and various cables within 10 seconds, and disassembly can also be performed in a short time. In addition, mixing between the (+) polarity and the (-) polarity does not occur, and a short circuit can be prevented. In addition, since the user or the inspector does not tighten and unscrew the power cables 4900-1 and 4900-2 and the sensing cables 4800-1 and 4800-2, there is no risk of disconnection and can easily organize cables. In addition, since the battery module 2000 and cables are always coupled with a constant pressure, reproducibility and reproducibility of various measurement values for the battery module can be ensured.
- the battery module fastening device 4000 includes a circuit for connecting at least one of the power cables 4900-1 and 4900-2 and the sensing cables 4800-1 and 4800-2 and the battery diagnosis device 100 to each other. It may further include a containing first junction box (not shown).
- FIG. 8 shows a battery module fastening device 4000 further including a first junction box under the pedestal 4700 according to an embodiment of the present invention.
- the first junction box 5200 is a circuit for connecting the charger and discharger in the battery diagnostic device 100 and the power cables 4900-1 and 4900-2 and/or AC in the battery diagnostic device 100.
- a circuit for connecting the impedance analyzer and the sensing cables 4800-1 and 4800-2 may be included.
- the battery module fastening device 4000 further includes a second junction box 5200 that provides a circuit for measuring temperature and voltage information of the battery module 2000 from the BMS and transferring it to the battery diagnosis device 100. I can.
- the second junction box 5200 may be configured to measure voltage and temperature information for each of the battery cells constituting the battery module 2000.
- the battery module fastening device 4000 may be implemented in the form of an arcuate battery module fastening device that is directly mounted on the battery module.
- FIGS. 9 and 10 show that a battery module according to another embodiment of the present invention is combined with a battery fastening device, respectively.
- Such a battery module fastening device may consist of only a terminal contact part including a power cable and a sensing cable, a bracket, and a lever without a separate support and a fixing frame.
- the battery module fastening device according to another embodiment of the present invention is mounted on one side and the other side of the battery module (surface facing the one side) so that the battery module is inserted
- An arcuate support may be connected between the fixedly installed terminal contact and the support.
- the above description is intended to provide exemplary configurations and operations for implementing the present invention.
- the technical idea of the present invention will include not only the embodiments described above, but also implementations that can be obtained by simply changing or modifying the above embodiments.
- the technical idea of the present invention will also include implementations that can be achieved by easily changing or modifying the embodiments described above.
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Secondary Cells (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
Description
Claims (7)
- 배터리 모듈의 단자와 접촉됨으로써, 상기 배터리 모듈에 대한 충전을 위한 전원을 공급하거나 상기 배터리 모듈의 전압과 전류를 측정하기 위한 단자 접촉부;상기 단자 접촉부를 상하로 이동시키기 위한 브라켓; 및상기 브라켓의 상하 위치를 조절함으로써, 상기 단자 접촉부와 상기 배터리 모듈이 소정의 압력으로 접촉되도록 하기 위한 레버를 포함하는 배터리 모듈 체결 장치.
- 제1항에 있어서,상기 브라켓의 상하 위치는 토글 클램프 방식, 유압 피스톤, 공압 피스톤, 및 회전 기어 중 어느 하나의 방식에 기반하여 조절되는 배터리 모듈 체결 장치.
- 제1항에 있어서,상기 단자 접촉부는, 상기 전원을 공급하기 위한 파워케이블 및 상기 측정된 상기 전압과 상기 전류 정보를 전송하기 위한 센싱케이블 각각의 일단이 상기 단자와 접촉되도록 구성되는 배터리 모듈 체결 장치.
- 제1항에 있어서,상기 소정의 압력은 적어도 40kPa 인 배터리 모듈 체결 장치.
- 제1항에 있어서,상기 배터리 모듈을 올려두기 위한 받침대; 및상기 배터리 모듈의 외형에 기반하여 설계됨으로써, 상기 배터리 모듈을 상기 받침대 상단의 특정 위치에 위치시키기 위한 고정틀을 더 포함하는 배터리 모듈 체결 장치.
- 제5항에 있어서,상기 받침대를 이동시키기 위한 바퀴를 더 포함하는 배터리 모듈 체결 장치.
- 제3항에 있어서,상기 파워케이블 및 상기 센싱케이블 중 적어도 하나와 배터리 진단 장치를 서로 연결하기 위한 회로를 포함하는 정션 박스를 더 포함하는 배터리 모듈 체결 장치.
Applications Claiming Priority (2)
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KR1020190079936A KR102064745B1 (ko) | 2019-07-03 | 2019-07-03 | 배터리 모듈 체결 장치 |
KR10-2019-0079936 | 2019-07-03 |
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WO2021002537A1 true WO2021002537A1 (ko) | 2021-01-07 |
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PCT/KR2019/012786 WO2021002537A1 (ko) | 2019-07-03 | 2019-10-01 | 배터리 모듈 체결 장치 |
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KR102207376B1 (ko) | 2020-08-20 | 2021-01-25 | 신두성 | 전기자동차용 배터리의 전기적 특성 진단용 배터리 고정장치 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR200462789Y1 (ko) * | 2011-03-23 | 2012-10-02 | 세향산업 주식회사 | 2차전지 충방전장치의 전극 접속단자구 |
KR20130009232A (ko) * | 2011-07-15 | 2013-01-23 | 세방전지(주) | 배터리 검사장치 |
KR101386040B1 (ko) * | 2012-10-31 | 2014-04-29 | 세향산업 주식회사 | 배터리 내구연한 시험장치의 프로브 |
KR20150094410A (ko) * | 2014-02-10 | 2015-08-19 | 주식회사 피앤이솔루션 | Edlc 및 전지의 충,방전 장치 |
KR101974015B1 (ko) * | 2018-09-05 | 2019-05-02 | 주식회사 민테크 | 배터리 상태 정보를 획득하기 위한 시스템 |
-
2019
- 2019-07-03 KR KR1020190079936A patent/KR102064745B1/ko active IP Right Grant
- 2019-10-01 WO PCT/KR2019/012786 patent/WO2021002537A1/ko active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR200462789Y1 (ko) * | 2011-03-23 | 2012-10-02 | 세향산업 주식회사 | 2차전지 충방전장치의 전극 접속단자구 |
KR20130009232A (ko) * | 2011-07-15 | 2013-01-23 | 세방전지(주) | 배터리 검사장치 |
KR101386040B1 (ko) * | 2012-10-31 | 2014-04-29 | 세향산업 주식회사 | 배터리 내구연한 시험장치의 프로브 |
KR20150094410A (ko) * | 2014-02-10 | 2015-08-19 | 주식회사 피앤이솔루션 | Edlc 및 전지의 충,방전 장치 |
KR101974015B1 (ko) * | 2018-09-05 | 2019-05-02 | 주식회사 민테크 | 배터리 상태 정보를 획득하기 위한 시스템 |
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