WO2010147384A2 - 기구물체결방식의 유닛팩 조합형 셀 카트리지 - Google Patents
기구물체결방식의 유닛팩 조합형 셀 카트리지 Download PDFInfo
- Publication number
- WO2010147384A2 WO2010147384A2 PCT/KR2010/003872 KR2010003872W WO2010147384A2 WO 2010147384 A2 WO2010147384 A2 WO 2010147384A2 KR 2010003872 W KR2010003872 W KR 2010003872W WO 2010147384 A2 WO2010147384 A2 WO 2010147384A2
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- unit
- case
- cartridge
- cells
- unit pack
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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
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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
- H01M10/643—Cylindrical 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
- H01M10/61—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
- 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
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
- H01M10/6561—Gases
- H01M10/6562—Gases with free flow by convection only
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
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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
- H01M50/284—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with incorporated circuit boards, e.g. printed circuit boards [PCB]
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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
- H01M50/296—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by terminals of battery packs
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
- H01M50/505—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing comprising a single busbar
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
- H01M50/509—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing characterised by the type of connection, e.g. mixed connections
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
- H01M50/509—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing characterised by the type of connection, e.g. mixed connections
- H01M50/512—Connection only in parallel
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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
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/627—Stationary installations, e.g. power plant buffering or backup power supplies
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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 cell cartridge, and more particularly, to a cell cartridge in which a plurality of unit cells are assembled into a case and modularized.
- a configuration of a conventional lithium-ion cell pack includes a plurality of rechargeable / dischargeable batteries. Li-ion cells are integrally bundled to form a unit bundle, and then a plurality of unit bundles are collected to make a larger bundle, and these are collected to form a larger bundle, thereby manufacturing a cell pack having a desired capacity.
- unit cells (cylindrical cells) of a circular cross section or unit cells of a rectangular cross section are made of a material such as glass tape to make one unit bundle, and a plurality of unit bundles are made in the same manner, and then the unit bundles are properly made of glass tape. In combination, one cell pack is manufactured.
- 14 unit cells are bundled with glass tape (14 unit bundles), and these are then again separated by 2 glass tapes.
- 7 bundles are made into two bundles, and each of them is made into three bundles using glass tape, and these three bundles are made up of the remaining bundles of the seven bundles and the whole, and a total of 98 units
- a pack of cells made up of cells is made into a bundle.
- the adjacent cells bound by the glass tape are in direct contact with each other in close contact with each other, so the buffering effect between the cells is insufficient, and heat is conducted between the cells, causing interaction with each other. This can significantly shorten the life of the battery.
- an object of the present invention is to provide a unit pack combination cell cartridge of a mechanism fastening method capable of solving all the above problems, and a cartridge combination power storage device connected to each other in parallel and parallel structure.
- the cells provided with the terminal plate on both terminals are connected to each other by the bus bar provided in the terminal plate and the unit case, the connecting portion formed at the end of the bus bar is the unit Unit packs configured to protrude out of the case; A cartridge case into which the unit packs are inserted; And a connection part of the unit packs connected to each other, wherein the connection parts of the unit packs inserted into the cartridge case are connected to each other by an intermediate conductor plate and electrically connected to the terminals of the PCB via the intermediate conductor plate.
- a unit pack combination cell cartridge of the mechanical fastening method characterized in that connected or directly connected to the terminal of the PCB.
- the terminal plates of the cells are characterized in that overlapping with the plate-shaped busbar is connected in a surface contact state with the busbar.
- each of the unit pack is characterized in that connected in parallel via the terminal plate and the busbar.
- cells in each of the unit packs are arranged side by side in a unit case such that terminal plates provided at the positive terminals of the cells are connected to a busbar of positive polarity formed long, and Terminal plates installed in the terminal are connected to the bus bar of the (-) polarity formed long.
- unit packs are connected to each other in series or in parallel by an intermediate conductor plate connected to the connection portion.
- the intermediate conductor plate and the connecting portion is characterized in that the connection is fastened in a surface contact state.
- the cartridge case is characterized in that the vent is formed for the ventilation effect to prevent the temperature rise of the unit packs while discharging the heat emitted from the unit packs to the outside.
- the inner surface of the unit case is characterized in that the seating portion is formed so that the heat dissipation is maintained by keeping the seated cells spaced while fixing the position in the seated state.
- the unit case is preferably provided with a vent for forming a ventilation effect that prevents the temperature rise.
- the unit pack combination cell cartridge according to the present invention is connected to the cells and the unit packs using a mechanism that is easy to connect and detach, thereby greatly improving the assembly and productivity, and also used in the number of cells and cartridges in the unit pack.
- the current and voltage capacity can be easily changed by adjusting and changing the number of unit packs used and the number of cartridges used in the power storage device (in the power storage device according to the present invention).
- the cells are spaced at predetermined intervals by the seating portion in the unit case and heat dissipation and ventilation are performed through the air vents of the unit case itself, thereby preventing the cell temperature from rising above a specified level.
- the problem of cell damage and stability deterioration due to heat can be solved.
- the gap between the cell and the inner side of the unit case is configured to maximize heat dissipation and ventilation is possible.
- the contact plate of the cell and the busbar on the plate are connected in a large-area surface contact state, thereby minimizing contact resistance. Accordingly, there are various advantages such as minimizing heat generation due to contact resistance, preventing cell damage and improving lifespan, and improving stability, and the limitation of current capacity can be overcome by large area contact.
- the terminal plates of all the cells can be brought into contact with the busbars in a constant area, thereby eliminating the imbalance of current / voltage between cells. It is also easy to replace defective cells or AS.
- unit packs are all fastened and connected with a simple device, wiring is not necessary, and cell and cell, unit pack and unit pack, cartridge and cartridge are connected directly and in parallel to implement cell balancing. No circuit configuration is needed to adjust the balancing of the devices.
- FIG. 1 and 2 are a perspective view of a battery pack according to the prior art
- Figure 1 is a top perspective view
- Figure 2 is a bottom perspective view
- FIG. 3 is an overall perspective view of a cell cartridge according to a preferred embodiment of the present invention.
- FIG. 4 is an exploded perspective view of the cell cartridge shown in FIG. 3;
- FIG. 5 is a perspective view illustrating a state in which connection units of unit packs are connected to an intermediate conductor plate in the cell cartridge shown in FIG. 3;
- FIG. 6 is a perspective view showing a state in which the PCB further assembled in the cell cartridge shown in FIG.
- FIG. 7 is a perspective view showing a unit pack in a preferred embodiment of the present invention.
- FIG. 8 is an exploded perspective view of the unit pack shown in FIG. 7;
- FIG. 9 and 10 are separated perspective views of still other unit packs used with the unit pack of FIG. 8 in a unit pack combination cell cartridge according to the present invention.
- FIG. 11 is a perspective view of the bus bar coupled to the lower case in the unit pack shown in FIG.
- FIG. 12 is a perspective view of further assembling cells in the unit pack shown in FIG. 11;
- FIG. 13 is a perspective view illustrating a state in which busbars are dually assembled in the unit pack shown in FIG. 11;
- FIG. 14 and 15 are views showing a power storage device according to the present invention
- Figure 14 is a view showing the appearance of the power storage device
- Figure 15 shows a state where a plurality of cell cartridges are inserted into the outer case of the power storage device.
- Figure 14 is a view showing the appearance of the power storage device
- Figure 15 shows a state where a plurality of cell cartridges are inserted into the outer case of the power storage device.
- a unit pack is formed by connecting a plurality of cells using a device (booth bar), and then a plurality of unit packs are connected using a device (intermediate conductor plate).
- boot bar a device
- intermediate conductor plate a device that in the unit pack combined cell cartridge, the entire unit packs are fastened and connected only by the mechanism without cables and connectors.
- the unit pack combination cell cartridge of the present invention connects the cells and the unit packs with a mechanism that is easy to connect and detach, the assembly and productivity are greatly improved, and the number of cells to be placed in the unit pack, the unit used in the cartridge
- the current and voltage capacity can be easily adjusted by adjusting and changing the number of packs and the number of cartridges (in the power storage device of the present invention) that are put in the outer case.
- the cell refers to lithium-ion (Li-ion), lithium-ion polymer (Li-ion Polymer), nickel-cadmium (Ni-Cd), nickel-metal hydride (Ni-MH), lead acid battery ( Lead-Acid).
- FIG. 3 is an overall perspective view of the unit pack combined cell cartridge 100 according to the preferred embodiment of the present invention
- FIG. 4 is an exploded perspective view of the unit pack combined cell cartridge 100 shown in FIG. 3.
- FIG. 5 is a cross-sectional view of the unit pack combination cell cartridge 100 shown in FIG. 3 connecting the connection parts 152a, 153a, 154a, and 155a of the unit packs 120a, 120b, and 120c to the intermediate conductor plate 150.
- Figure 6 is a perspective view showing the state
- Figure 6 is a perspective view showing the mounting state of the PCB 160
- Figures 5 and 6 are shown separately from the cartridge case 110 in order to clearly show the internal configuration.
- Figure 7 is a perspective view showing a unit pack (120a) in a preferred embodiment of the present invention
- Figure 8 is an exploded perspective view of the unit pack (120a) shown in Figure 7
- Figure 9 and Figure 10 is Figure 6
- FIG. 8 is an exploded perspective view of the other unit packs 120b and 120c used together with the unit pack 120a of FIG. 8 in the unit pack combination cell cartridge 100 shown in FIG.
- the cell cartridge 100 includes the busbars 151, 152, 153, 154, 155, 156 and positively protruding terminals 151a, 152a, 153a, 154a, 155a, 156a.
- Composed of three types of unit packs 120a, 120b, 120c) are divided according to the type, and each type of unit packs are represented by reference numerals 120a, 120b, 120c.
- FIG. 8 shows a unit pack of 120a
- FIG. 9 shows a unit pack of 120b
- FIG. 10 shows a unit pack of 120c.
- FIG. 11 is a perspective view of the busbars 151 and 152 coupled to the lower case 123 in the unit pack 120a shown in FIG. 7, and
- FIG. 12 is a perspective view of further assembling the cells 140.
- FIG. 13 is a perspective view illustrating a state in which busbars 151, 152, 157 and 158 are assembled in duplicate. 11, 12, and 13 the upper case is not shown.
- the cells 140 are disposed in the case (unit case) 121 of each of the unit packs 120a, 120b, and 120c, and all of them are fastened and connected with an apparatus, and the assembled unit packs 120a, 120b, and 120c are also provided.
- the outer case (cartridge case) 110 are inserted into the outer case (cartridge case) 110, and all of them are fastened and connected to the apparatus, and then finally connected to the terminal 162 of the PCB 160 to form one modular integrated cell cartridge 100.
- the cells 140 in each unit pack (120a, 120b, 120c) are connected in parallel by the instrument (booth bar), the unit pack (120a, 120b, 120c) in the cell cartridge 100 is the instrument (middle) Conductor plates) to connect in parallel and in parallel.
- the outer case of the unit pack combined cell cartridge 100 that is, the cartridge case 110 may be the front plate 111a, the rear plate 111b, the top plate 112, the left and right side plates 113a, 113b), these plates are assembled to form a rectangular parallelepiped cartridge case 110 having an inner space where the unit packs 120a, 120b, and 120c are installed.
- a method of fastening the overlapped portions using fastening means such as a screw 114 or a rivet, a method of welding and fixing a metal plate, and mutual correspondence.
- fastening means such as a screw 114 or a rivet
- a method of welding and fixing a metal plate and mutual correspondence.
- Various well-known methods applied to conventional case assembly may be adopted, such as a clamping method of fixing grooves and protrusions by fitting them to each other and fixing them using other clamping means.
- the top plate 112 is a kind of cover part covering the PCB 160 in a state in which the PCB 160 is mounted, and the remaining front plate 111a surrounding the embedded unit packs 120a, 120b, and 120c, Ventilation that prevents the temperature rise of the unit packs 120a, 120b, and 120c while dissipating heat dissipated from the unit packs 120a, 120b, and 120c to the rear plate 111b and left and right side plates 113a and 113b.
- a plurality of vents 115 are formed for the effect.
- a plurality of unit packs (120a, 120b, 120c) are inserted and installed at a predetermined interval, the configuration of the unit pack as follows.
- a plurality of unit packs 120a, 120b, and 120c are inserted into the cartridge case 110, and each unit pack 120a, 120b, and 120c has a rectangular parallelepiped shape. These unit packs (120a, 120b, 120c) are inserted to be arranged in a stack in the cartridge case (110).
- each unit pack 120a, 120b, 120c is a terminal plate 141 is welded to the unit case 121, (+) / (-) both terminals (electrode), respectively, the internal space of the unit case 121
- a plurality of cells 140 to be put side by side, as a mechanism for connecting the terminal plate 141 of the cells 140 is configured to include a bus bar (151, 152, 153, 154, 155, 156 assembled and fixed in the unit case 121). .
- the unit case 121 includes an upper case 122 and a lower case 123, and the upper case 122 and the lower case 123 form an inner space into which the cells 140 are placed.
- the upper case 122 and the lower case 123 may be made of a plastic material that is an insulating material, can be assembled by a screw fastening method for fastening the corresponding portions with the screw 124, and other grooves / protrusions
- a screw fastening method for fastening the corresponding portions with the screw 124, and other grooves / protrusions
- Various methods known in the art such as a fitting method, a locking method between the jaw and the jaw, and a clamping method for fixing using other clamping means, may be adopted. Of course, it is also possible to apply a combination of the above methods.
- the fastening hole 123b may be formed, and the screw hole 122 is covered with the upper case 122 on the lower case 123 so that the screw hole 122a and the fastening hole 123b coincide with each other.
- the screw 124 passes through the screw 122a and screws into the fastening hole 123b of the lower case 123.
- the fastening hole 123b of the lower case 123 is preferably formed in the fastening part 123a which is a structure protruding from the inner surface of the case, and the fastening part 123a is a busbar 151, 152, 153, 154, 155, 156 which will be described later as a cylindrical protrusion. ) Is fitted into the fitting hole 159a.
- the fastening part 123a and the fastening hole 123b of the lower case 123 and the screw holes 122a of the upper case 122 are provided in plurality. It is preferable to form a plurality of fastening points.
- fastening holes 125b are formed at both side portions of the unit case 121 including the upper case 122 and the lower case 123 to fasten the screws to the cartridge case 110, which is an external case. To fix the position (120a, 120b, 120c) in the inner space of the cartridge case (110).
- a seating portion 126 is formed on the inner surface of the unit case 121 to fix the positions of the cells 140 inserted into the inner space while maintaining the cells 140 seated at the correct positions.
- the mounting units 126 are installed in the unit cases 121 of the unit packs 120a, 120b, and 120c, and the cells 140 are seated and supported while being fixed to the cells 140 in a spaced apart state.
- the seating part 126 is a portion in which the side surfaces of the cells 140 contact and are supported on the inner surface of the unit case 121, and a gap may occur between the inner surface of the unit case 121 and the side surfaces of the cells 140. It is preferable to form a rib so as to protrude to a predetermined height from the inner surface of the unit case 121.
- a rib-shaped seating portion 126 supporting the side surface of the cell 140 may be formed on the inner surface of the unit case 121.
- the rib-shaped seating portion 126 By forming the rib-shaped seating portion 126, there is a gap between the cell 140 and the cell, and between the cell 140 and the inner surface of the unit case 121, thereby being discharged from the cell 140 The effect of efficient heat release and cell cooling by ventilation can be expected.
- the seating part 126 may be installed on both the inner side of the upper case 122 and the lower case 123 constituting the unit case 121, or installed on either one of the upper case 122 and the lower case 123.
- the bus bars 151, 152, 153, 154, 155 and 156 are more preferably installed on the side of the case (eg, the lower case) to which the bus bars 151, 152, 153, 154, 155 and 156 are coupled.
- the spacing between the cell 140 and the cell held by the seating portion 126 is at least 1.5 mm.
- vent holes 127 are formed in the unit case 121, that is, the upper case 122 and the lower case 123, and each vent hole 127 is in the longitudinal direction of the cell 140 as shown. It may be formed long in a direction parallel to the.
- a portion of the cell 140 that generates the most heat during discharge becomes the center portion of the cell 140 on the basis of the cell length direction, and an air vent (shown in the unit case 121 so as to follow the center portion of the cells 140). May not be used). That is, vent holes are formed in the upper case 122 and the lower case 123 to the outer portion immediately outside the center of the cells 140, and in this case, the vent holes are formed in the transverse direction of the cells 140 to form cells 140 outside the case. ) To expose the center of the display.
- the cells 140 may be spaced apart from each other by the seating portion 126 at predetermined intervals in the unit case 121, and heat may be discharged and vented through the air vent 127 of the unit case 121 itself. By doing so, it is possible to prevent the cell temperature from rising above the prescribed value, and the problems of cell damage and stability deterioration due to heat can be solved. This is a great advantage when discharging a cell in which a relatively large amount of heat is generated.
- the cells 140 are connected by plate-shaped bus bars 151, 152, 153, 154, 155, and 156 in a relatively large surface contact manner instead of point contact, which will be described. do.
- all cells 140 have terminal plates 141 connected to both positive and negative terminals (electrodes), and the terminal plates 141 are connected.
- Cells 140 are connected in parallel using plate-shaped bus bars 151, 152, 153, 154, 155, and 156 in the unit case 121.
- the cells 140 are placed side by side on the seating portion 126 in the unit case 121, and then the terminal plates 141 of the cells 140 are fastened to the busbars 151, 152, 153, 154, 155 and 156 which are conductor plates. It is to connect the 140 in parallel.
- the terminal plate 141 and the busbars 151, 152, 153, 154, 155 and 156 are electrical connection parts and thus should be made of a conductor.
- the terminal plate 141 may be made of nickel, silver, copper, gold, aluminum, magnesium, sodium, or the like.
- the bus bars 151, 152, 153, 154, 155 and 156 may be made of a conductive plate such as a nickel plate or a copper plate.
- the busbars 151, 152, 153, 154, 155, and 156 are conductor means for connecting the terminal plates 141 of the cells 140 inserted into the unit case 121 laterally. It is fixedly installed laterally long.
- the cells 140 enclosed in the unit case 121 are connected in parallel by the busbars 151, 152, 153, 154, 155, and 156.
- the cells 140 are arranged side by side at a predetermined interval (+).
- the terminal plates and the (-) terminal plates are connected and connected by bus bars 151, 152, 153, 154, 155 and 156, respectively.
- bus bars 151, 152, 153, 154, 155 and 156 are installed toward the ends of the cells 140, and fastening portions 123a of the lower case 123 are inserted into the bus bars 151, 152, 153, 154, 155 and 156.
- the hole 159a is formed.
- a screw fastening method or a rivet fastening method may be applied as a method in which the terminal plates 141 of the cells 140 are connected and fastened to the bus bars 151, 152, 153, 154, 155 and 156.
- the terminal plates 141 of the cells 140 are in contact with the busbars 151, 152, 153, 154, 155, and 156b.
- the reference numeral 142 is passed through the busbars 151, 152, 153, 154, 155, 156 and the fastening holes 159b and 141a of the terminal plate 141 to screw into the fastening holes 123c on the inner side of the unit case 121 (lower case).
- the bus bars 151, 152, 153, 154, 155 and 156 and the terminal plate 141 are fixed together to the unit case 121 in a surface contact state.
- the fastening part 123a is formed in the unit case 121 and the fitting holes 159a are formed in the bus bars 151, 152, 153, 154, 155 and 156, before the terminal plate 141 of the cells 140 is fastened with the bus bars 151, 152, 153, 154, 155 and 156, the booth
- the assembly of the bus bars 151, 152, 153, 154, 155 and 156 in the unit case 121 (lower case) can be fixed in advance by inserting the fastening portion 123a of the unit case 121 into the fitting holes 159a of the bars 151, 152, 153, 154, 155 and 156. It becomes easy.
- the fastening part 123a of the lower case 123 may be inserted into the fitting hole 159a to accurately position the busbars 151, 152, 153, 154, 155, 156, and in this state, the seating part.
- the terminal plates 141 of the cells 140 mounted on the 126 are fastened to the bus bars 151, 152, 153, 154, 155 and 156, the bus bars are fixedly positioned so that screwing operations are easier.
- connection parts 151a, 152a, 153a, 153a which protrude outward from the unit packs 120a, 120b, 120c through the holes 129 of the unit case 121 with the busbars installed in the correct positions.
- 154a, 155a, and 156a are formed, and the connection parts 151a, 152a, 153a, 154a, 155a, and 156a are for external connection of the busbars 151, 152, 153, 154, 155, and 156a.
- the bus bar (151, 152, 153, 154, 155, 156) of the (+) pole and (-) pole is installed in the lower case 123, respectively,
- the fastening part 123a of the lower case 123 is inserted into the hole 159a.
- the cells 140 are seated on the seating portion 126 of the inner surface of the lower case 123, wherein the fastening holes 141a of the terminal plate 141 and the fastening holes 159b of the bus bars 151, 152, 153, 154, 155, and 156 may coincide with each other.
- the terminal plates 141 of the cells 140 are superimposed on the bus bars 151, 152, 153, 154, 155, and 156 so as to overlap each other.
- the terminal plates 141 and the busbars 151, 152, 153, 154, 155 and 156 of the cells 140 are fastened to the lower case 123 using screws (designated by reference numeral 142 in FIG. 11) one by one.
- the screw 142 is passed through the fastening holes 159b and 141a of the screw to be fastened to the fastening hole of the inner surface of the lower case 123.
- the assembly is completed.
- the connecting portions 151a, 152a, 153a, 154a, 154a, 155a, of the busbars 151, 152a, 153a, 154a, 155a, 156a protrudes out of the unit packs 120a, 120b, and 120c to be exposed.
- the terminal plates 141 welded to the (+) terminals of the cells 140 and the terminal plates 141 welded to the (-) terminals in the unit packs 120a, 120b, and 120c are respectively busbars 151, 152, 153, 154, 155, and 156. ) Are connected in parallel to each other, so that each of the connection parts 151a, 152a, 153a, 154a, 155a, 156a having positive and negative polarities, respectively, outside the unit packs 120a, 120b, and 120c. This will come out.
- one of the two connections 151a, 152a, 153a, 154a, 155a, 156a becomes a connection part connected with the terminal plates 141 welded to the positive terminals of the cells 140, and the other one is The connection part is connected to the terminal plates 141 provided at the negative terminals of the cells 140.
- the terminal plates 141 of the cells are placed on the busbars 151, 152, 153, 154, 155, 156 and fastened with screws 142.
- the terminal plates 141 of the cells 140 are interposed between the upper and lower bus bars 151, 152, 153, 154, 155, 156, 157 and 158 so that both sides of the terminal plates are in contact with the bus bars, thereby making the contact area larger, and the terminal plates 141 having the upper side. Since the busbars 157 and 158 are pressed evenly, the contact area of the terminal plate can be made as constant as possible for all the cells.
- the terminal plate 141 and the busbars 151, 152, 153, 154, 155, and 156 welded to the cell in order to connect the cells 140 embedded in the unit packs 120a, 120b, and 120c in parallel are plate-shaped with the terminal plate 141.
- the busbars 151, 152, 153, 154, 155, 156 can be connected in contact with the surface rather than the point contact, that is, a relatively large surface contact state, there is an advantage to minimize the contact resistance. Accordingly, there are various advantages such as minimizing heat generation due to contact resistance, preventing cell damage and improving lifespan, and improving stability, and the limitation of current capacity can be overcome by large area contact.
- terminal plate 141 and the plate-shaped busbars 151, 152, 153, 154, 155, 156, 157 and 158 are in surface contact with the cells 140 seated in the unit case 121.
- the busbars 151, 152, 153, 154, 155, 156, 157, and 158 may be contacted with a predetermined area, thereby solving the imbalance between current and voltage between cells.
- the current capacity of the entire unit pack can be easily adjusted (changes to reduce or increase the number of cells is easy).
- the cells 140 are all fastened and connected with a mechanism, it is easy to replace a defective cell or AS if necessary.
- connection parts 151a, 152a, 153a, 154a, 155a, and 156a of the unit packs 120a, 120b, and 120c exposed to the outside are directly connected to the terminals 162 of the PCB 160, or the unit pack 120a is used.
- the connecting portions 152a, 153a, 154a and 155a of the 120b and 120c are electrically One unit pack combined cell cartridge 100 is connected.
- the unit packs 120a, 120b and 120c inside the unit packs 120a, 120b and 120c are connected in parallel as described above and the unit packs 120a, 120b and 120c inserted into the cartridge case 110 are directly and parallel to each other.
- the cell cartridge 100 can be configured in which all the cells 140 are connected in a direct, parallel composite connection method, a unit pack combination cell cartridge of a large capacity, high voltage, high current can be configured.
- the plurality of unit packs 120a, 120b, and 120c inserted into the cartridge case 110 are positioned and fixed in the cartridge case so as to be spaced apart from each other without being in contact with each other.
- Fixing the unit pack (120a, 120b, 120c) is made by fastening the screw 117 to the fastening holes (125b) formed on both sides of the cartridge case 110 and the unit pack (120a, 120b, 120c) as described above
- the fastening holes 125b of the unit packs 120a, 120b and 120c are unit packs 120a and 120b so that the side parts of the unit packs 120a, 120b and 120c and the inner surface of the cartridge case 110 may be spaced apart from each other.
- 120c is preferably formed on the fastening portion 125a protruding to a predetermined height from the outer surface, that is, the side surface.
- the fastening portion 125a protruding from the side portion of the unit case 121 is in contact with the inner surface of the cartridge case 110 and the fastening hole 125b of the unit case 121 and the fastening hole of the cartridge case 110.
- the remaining outer surface of the unit case 121 (unit pack) may be spaced apart from the inner surface of the cartridge case 110 by the height of the fastening portion.
- a plurality of spacers 118 may be formed in the cartridge case 110 so that the unit packs 120a, 120b, and 120c embedded in the cell cartridge 100 may be spaced apart from each other.
- the spacers 118 are formed at predetermined intervals on the inner surface of the cartridge case 110, and protruded to be inserted between the unit packs 120a, 120b, and 120c inserted into the cartridge case 110.
- the spacers 118 maintain the spacing between the unit packs 120a, 120b, and 120c inserted into the cartridge case 110, and the unit packs 120a, 120b, and 120c may be disposed in the cartridge case 110.
- the entire unit packs 120a, 120b, and 120c may be spaced at predetermined intervals.
- Each of the unit packs 120a, 120b, and 120c has (+) polarity connecting portions 151a, 153a, and 155a (electrically connected to the (+) terminal plates of the cells) integrated with the busbars 151, 153, and 155, and (- )
- the polarized connectors 152a, 154a, 156a (electrically connected to the (-) terminal plates of the cells) protrude outwards, and thus the contacts 152a, 153a, 154a of the neighboring unit packs 120a, 120b, 120c. , 155a is connected to the intermediate conductor plate 150, and then the intermediate conductor plate 150 is electrically connected to the terminal 162 of the PCB 160.
- the intermediate conductor plate 150 is a conductor member for connecting unit packs in series or in parallel. When the unit packs 120a, 120b, and 120c are connected in series with each other, the intermediate conductor plate 150 is a neighboring unit pack.
- the positive and negative connections 152a, 153a, 154a, and 155a having opposite polarities are connected between the 120a, 120b, and 120c.
- the intermediate conductor plate 150 may have connections 152a, 153a, and 154a having the same polarity between adjacent unit packs 120a, 120b, and 120c. 155a).
- connection parts 152a, 153a, 154a, and 155a of the adjacent unit packs 120a, 120b, and 120c should be connected in series by the intermediate conductor plate 150, the unit packs in the cartridge case 110 ( In the arrangement of 120a, 120b and 120c, the connections of opposite polarity should be alternated in the same direction. In other words, in the same direction (+), (-), (+), (-) ... in order to have the opposite polarity of the adjacent positions alternately.
- the connecting portions 152a, 153a, 154a, and 155a having opposite polarities of two neighboring unit packs are interposed with each other using the intermediate conductor plate 150.
- the PCB 160 is mounted, but the connection parts 151a and 156a of the two unit packs 120a and 120c positioned at both ends are directly connected to the terminals 162 of the PCB 160 to be electrically connected.
- Each intermediate conductor plate 150 is connected to a predetermined terminal of the PCB 160.
- One of the connecting portions 151a and 156a of the two unit packs 120a and 120c at both ends directly connected to the terminal 162 of the PCB 160 becomes a connecting portion having a positive polarity and the other is a negative polarity. Becomes the connection part of.
- the connecting parts 152a, 153a, 154a, and 155a and the intermediate conductor plate 150 may be electrically connected by fastening with bolts (not shown) or rivets in a surface contact state through fastening holes,
- the connection between the terminal 162 and the connecting portions 151a, 152a, 153a, 154a, 155a, 156a and the terminal 162 of the PCB 160 and the intermediate conductor plate 150 is also in contact with the bolts 151b, 156b, 163a. Can be connected electrically.
- the PCB 160 is mounted such that the connection parts 151a, 152a, 153a, 154a, 155a, and 156a of the unit packs 120a, 120b, and 120c are finally connected through the intermediate conductor plate 150, and the like.
- the top plate 112 is assembled above, one unit pack combined cell cartridge 100 is completed.
- the PCB 160 includes a circuit for monitoring current and voltage of the cell 140 and the unit packs 120a, 120b, and 120c, and a safety circuit for blocking overcurrent, overvoltage, overcharge, and overdischarge.
- reference numeral 128 denotes a guide plate 128 for preventing misassembly, and is assembled by being fastened to a predetermined position at the end of each unit pack 120a, 120b, 120c by a screw 128a, or the like.
- the guide plate 128 is a structure protruding upward from the ends of the unit packs 120a, 120b and 120c.
- a plurality of guide slits 161 into which the guide plates 128 of the respective unit packs 120a, 120b, and 120c may be inserted are formed at predetermined positions of the PCB 160.
- the unit packs 120a, 120b, and 120c are provided.
- Guide plates of the unit packs 120a, 120b, and 120c to guide slits 161 formed at respective positions of the PCB 160 when the PCB 160 is assembled to the upper side with the cartridge case 110 inserted into the cartridge case 110. 128 are each fitted.
- the intermediate conductor plate 150 can not be connected as well, and it is difficult to establish a straight line or parallel connection.
- inserting the (120a, 120b, 120c) is to install the guide plate 128 so that the assembler can easily recognize the correct back and forth direction, the guide plate 128 in the corresponding guide slit 161 of the PCB 160 Make sure it is inserted before assembling.
- the guide plate 128 of the unit packs (120a, 120b, 120c) is misassembled in the reverse direction when the PCB 160 is mounted
- the bar can not be inserted into the guide slit 161 of the PCB 160, the assembler recognizes this and can be inserted after precisely aligning the front and back direction of the unit pack (120a, 120b, 120c).
- the present invention is a cartridge combination type power storage device (1) configured as a system by storing a plurality of unit pack combination type cell cartridge 100 described above in an outer case (2) and connected to each other in parallel and parallel complex connection structure (1) ).
- FIG. 14 and 15 are views illustrating a power storage device according to the present invention
- FIG. 14 shows an external shape of the power storage device 1 according to the present invention
- FIG. 15 is an outer case of the power storage device 1. It is a schematic diagram which shows the state in which the some cell cartridge 100 was inserted in (2).
- connection portion 151a, 156a can be electrically connected by a cable connection method, busbar connection method or connector connection method.
- bolts 151b and 156b integrally installed at the connection parts 151a and 156a may be used as the connection parts.
- the cell cartridges 100 may be all connected in series, all in parallel, or directly or in parallel in the outer case 2.
- a connector (not shown) to which the connection portions 151a and 156a of the cell cartridge 100 are connected is installed inside the outer case 2, and the connectors are connected in series, in parallel, or in series or parallel mixed connection. After the circuit is provided in the outer case 2, it is possible to allow the cell cartridge 100 to be automatically seated in the outer case 2 and automatically connected to the connector.
- the cell cartridge 100 of the present invention as described above it is possible to easily adjust the voltage and current capacity of the entire cell cartridge 100 by appropriately adjusting the number of unit packs (120a, 120b, 120c) as needed ( Easy to change to reduce or increase the number of unit packs), in particular, the assembly and productivity can be improved because the unit packs (120a, 120b, 120c) are all fastened and connected to the instrument.
- the individual unit pack (120a, 120b, 120c) is easy to replace or AS.
- unit packs 120a, 120b, and 120c are all fastened and connected with simple instruments, wiring such as cables is unnecessary, and cells 140 and cells, unit packs 120a, 120b, 120c, unit packs, and cartridges are used as instruments. Since 100 and the cartridge are connected in parallel and in parallel to implement cell balancing, a circuit configuration for separate balancing adjustment is unnecessary.
Abstract
Description
Claims (30)
- 양 단자에 단자판(141)이 설치된 셀(140)들이 상기 단자판(141)과 유닛 케이스(121) 내에 설치된 부스바(151,152,153,154,155,156)에 의해 서로 연결되고, 상기 부스바(151,152,153,154,155,156)의 단부에 형성된 접속부(151a,152a,153a,154a,155a,156a)가 상기 유닛 케이스(121)의 외부로 돌출된 구조로 이루어진 유닛팩(120a,120b,120c)들과; 상기 유닛팩(120a,120b,120c)들이 삽입되는 카트리지 케이스(110)와;상기 유닛팩(120a,120b,120c)들의 접속부(151a,152a,153a,154a,155a,156a)가 접속되는 PCB(160);를 포함하여 구성되고, 상기 카트리지 케이스(110) 내에 삽입된 유닛팩(120a,120b,120c)들의 접속부(151a,152a,153a,154a,155a,156a)가, 중간도체판(150)에 의해 서로 연결되어 상기 중간도체판(150)을 매개로 상기 PCB(160)의 단자(162)에 전기적으로 연결되거나, 직접 상기 PCB(160)의 단자에 전기적으로 연결되는 것을 특징으로 하는 기구물체결방식의 유닛팩 조합형 셀 카트리지.
- 청구항 1에 있어서,상기 셀(140)들의 단자판(141)이 판상의 상기 부스바(151,152,153,154,155,156)와 겹쳐져 부스바와의 면 접촉상태로 연결되는 것을 특징으로 하는 기구물체결방식의 유닛팩 조합형 셀 카트리지.
- 청구항 2에 있어서,상기 셀(140)들의 단자판(141)이 면 접촉상태로 접속된 상기 부스바(151,152,153,154,155,156)와 함께 유닛 케이스(121) 내측면에 체결되어 고정되는 것을 특징으로 하는 기구물체결방식의 유닛팩 조합형 셀 카트리지.
- 청구항 2에 있어서,상기 셀(140)들의 단자판(141)과 겹쳐져 면 접촉상태로 연결되는 판상의 부스바(157,158)가 추가로 설치되어 상기 셀(140)들의 단자판(141)이 위, 아래의 부스바(151,152,153,154,155,156,157,158) 사이에 개재되고, 상기 셀(140)들의 단자판(141)이 상기 위, 아래의 부스바(151,152,153,154,155,156,157,158)와 함께 유닛 케이스(121) 내측면에 체결되어 고정되는 것을 특징으로 하는 기구물체결방식의 유닛팩 조합형 셀 카트리지.
- 청구항 1 또는 청구항 4에 있어서,각각의 상기 유닛팩(120a,120b,120c) 내에서 셀(140)들은 상기 단자판(141) 및 부스바(151,152,153,154,155,156,157,158)를 매개로 병렬로 연결되는 것을 특징으로 하는 기구물체결방식의 유닛팩 조합형 셀 카트리지.
- 청구항 5에 있어서,각각의 상기 유닛팩(120a,120b,120c) 내에서 셀(140)들이 유닛 케이스(121) 내에 나란하게 배치되어, 상기 셀(140)들의 (+) 단자에 설치된 단자판(141)들이 길게 형성된 (+) 극성의 부스바(151,153,155,157)에 접속되고, 상기 셀(140)들의 (-) 단자에 설치된 단자판(141)들이 길게 형성된 (-) 극성의 부스바(152,154,156,158)에 접속되는 것을 특징으로 하는 기구물체결방식의 유닛팩 조합형 셀 카트리지.
- 청구항 6에 있어서,상기 (+) 극성의 부스바(151,153,155)와 (-) 극성의 부스바(152,154,156)에 각각 일체로 형성된 접속부(151a,152a,153a,154a,155a,156a)가 상기 유닛 케이스(121)의 외부로 돌출되어, 각각의 유닛팩(120a,120b,120c)이 (+), (-) 극성을 가지게 되는 총 2개의 접속부를 가지는 것을 특징으로 하는 기구물체결방식의 유닛팩 조합형 셀 카트리지.
- 청구항 6에 있어서,상기 유닛팩(120a,120b,120c)들은 접속부(152a,153a,154a,155a)에 연결된 중간도체판(150)에 의해 서로 직렬 또는 병렬로 연결되는 것을 특징으로 하는 기구물체결방식의 유닛팩 조합형 셀 카트리지.
- 청구항 8에 있어서,상기 유닛팩(120a,120b,120c)들이 서로 직렬로 연결될 때, 상기 중간도체판(150)이 이웃한 유닛팩(120a,120b,120c) 간에 반대 극성을 갖는 (+), (-) 접속부(152a,153a,154a,155a) 사이를 연결하는 것을 특징으로 하는 기구물체결방식의 유닛팩 조합형 셀 카트리지.
- 청구항 8에 있어서,상기 유닛팩(120a,120b,120c)들이 서로 병렬로 연결될 때, 상기 중간도체판(150)이 이웃한 유닛팩(120a,120b,120c) 간에 동일 극성을 갖는 접속부(152a,153a,154a,155a) 사이를 연결하는 것을 특징으로 하는 기구물체결방식의 유닛팩 조합형 셀 카트리지.
- 청구항 1 또는 청구항 8에 있어서, 상기 중간도체판(150)과 접속부(152a,153a,154a,155a)는 면 접촉상태로 접속되어 체결되는 것을 특징으로 하는 기구물체결방식의 유닛팩 조합형 셀 카트리지.
- 청구항 1 또는 청구항 4에 있어서,상기 부스바(151,152,153,154,155,156,157,158)는 끼움홀(159a,159c)이 형성되어 상기 끼움홀(159a,159c)에 상기 유닛 케이스(121)의 내측면에 형성된 돌출된 구조물이 끼워짐으로써 유닛 케이스(121)와 결합되는 동시에 위치가 고정되는 것을 특징으로 하는 기구물체결방식의 유닛팩 조합형 셀 카트리지.
- 청구항 12에 있어서,상기 유닛 케이스(121)는 스크류(124)에 의해 체결되는 상부 케이스(122)와 하부 케이스(123)로 구성되고, 상기 스크류(124)가 체결되는 하부 케이스(123)의 체결홀(123b)은 상기 돌출된 구조물인 체결부(123a)에 형성되어, 상기 부스바(151,152,153,154,155,156,157,158)가 상기 체결부(123a)에 의해 유닛 케이스(121)와 결합되는 동시에 위치가 고정되는 것을 특징으로 하는 기구물체결방식의 유닛팩 조합형 셀 카트리지.
- 청구항 1에 있어서,상기 카트리지 케이스(110)에는 유닛팩(120a,120b,120c)들로부터 발산되는 열을 외부로 배출하면서 유닛팩(120a,120b,120c)들의 온도 상승을 막아주는 통풍 효과를 위한 통풍구(115)가 형성되는 것을 특징으로 하는 기구물체결방식의 유닛팩 조합형 셀 카트리지.
- 청구항 1에 있어서,상기 유닛팩(120a,120b,120c)들은 직육면체의 형상을 가지면서 상기 카트리지 케이스(110) 내에 적층형으로 배치되도록 삽입되는 것을 특징으로 하는 기구물체결방식의 유닛팩 조합형 셀 카트리지.
- 청구항 1 또는 청구항 15에 있어서,상기 유닛팩(120a,120b,120c)들은 카트리지 케이스(110)와 스크류(117)로 체결되어 위치 고정되고, 상기 스크류(117)가 체결되는 유닛팩(120a,120b,120c)들의 체결홀(125b)은 유닛팩(120a,120b,120c) 외부 표면으로부터 돌출 형성된 체결부(125a)에 형성되어, 상기 체결부(125a)를 제외한 유닛팩(120a,120b,120c) 외부 표면과 카트리지 케이스 내측면 사이에 간격이 존재하도록 된 것을 특징으로 하는 기구물체결방식의 유닛팩 조합형 셀 카트리지.
- 청구항 1 또는 청구항 15에 있어서,상기 카트리지 케이스(110) 내측면에는 유닛팩(120a,120b,120c)들이 카트리지 케이스(110) 내에서 이격 배치되도록 유닛팩(120a,120b,120c)들 사이에 넣어지는 이격부(118)가 돌출 형성되는 것을 특징으로 하는 기구물체결방식의 유닛팩 조합형 셀 카트리지.
- 청구항 1에 있어서,상기 유닛 케이스(121)의 내측면에는 셀(140)들이 안착된 상태에서 그 위치를 고정하면서 안착된 셀(140)들을 이격된 상태로 유지시켜 방열이 이루어지도록 하는 안착부(126)가 형성된 것을 특징으로 하는 기구물체결방식의 유닛팩 조합형 셀 카트리지.
- 청구항 18에 있어서,상기 안착부(126)는 유닛 케이스(121)의 내측면과 셀(140)들의 측면 간에 이격될 수 있도록 상기 유닛 케이스(121)의 내측면으로부터 돌출된 리브 형태로 형성되는 것을 특징으로 하는 기구물체결방식의 유닛팩 조합형 셀 카트리지.
- 청구항 1에 있어서,상기 유닛 케이스(121)에는 온도 상승을 막아주는 통풍 효과를 위한 통풍구가 형성되어 구비되는 것을 특징으로 하는 기구물체결방식의 유닛팩 조합형 셀 카트리지.
- 청구항 20에 있어서,상기 유닛 케이스(121) 내에서 셀(140)들이 나란하게 배치되고,상기 통풍구로서 셀(140)들의 길이방향과 평행한 방향으로 길게 형성된 복수개의 통풍구(127)들이 구비되는 것을 특징으로 하는 기구물체결방식의 유닛팩 조합형 셀 카트리지.
- 청구항 20에 있어서,상기 유닛 케이스(121) 내에서 셀(140)들이 나란하게 배치되고,상기 통풍구는 셀(140)들의 중앙부를 따르도록 셀(140)들의 횡방향으로 길게 형성되는 것을 특징으로 하는 기구물체결방식의 유닛팩 조합형 셀 카트리지.
- 청구항 1에 있어서,상기 단자판(141)은 니켈, 은, 구리, 금, 알루미늄, 마그네슘, 나트륨 중 선택된 하나의 소재로 제작된 것을 특징으로 하는 기구물체결방식의 유닛팩 조합형 셀 카트리지.
- 청구항 1에 있어서,각각의 상기 유닛팩(120a,120b,120c)의 정해진 위치에 오조립 방지용 가이드판(128)이 설치되고,상기 PCB(160)의 정해진 위치에 상기 유닛팩(120a,120b,120c)의 오조립 방지용 가이드판(128)이 끼워지는 복수개의 가이드슬릿(161)이 형성된 것을 특징으로 하는 특징으로 하는 기구물체결방식의 유닛팩 조합형 셀 카트리지.
- 청구항 1에 있어서,상기 셀(140)이 리튬이온(Li-ion), 리튬이온 폴리머(Li-ion Polymer), 니켈-카드뮴(Ni-Cd), 니켈-메탈하이드라이드(Ni-MH), 그리고 납축전지(Lead-Acid) 셀 중 선택된 것임을 특징으로 하는 기구물체결방식의 유닛팩 조합형 셀 카트리지.
- 청구항 1 내지 청구항 25 중 어느 한 항의 유닛팩 조합형 셀 카트리지(100) 복수개가 외부 케이스(2)에 수납되어 카트리지 상호 간 접속됨으로써 하나의 시스템을 구성하는 것을 특징으로 하는 카트리지 조합형 축전장치.
- 청구항 26에 있어서,상기 유닛팩 조합형 셀 카트리지(100)들은 상기 외부 케이스(2) 내측에서 접속부(151a,156a)가 케이블연결방식, 부스바연결방식 또는 커넥터연결방식에 의해 전기적으로 연결되어 상호 간에 접속됨으로써 하나의 시스템을 구성하는 것을 특징으로 하는 카트리지 조합형 축전장치.
- 청구항 26 또는 청구항 27에 있어서,상기 유닛팩 조합형 셀 카트리지(100)들은 상기 외부 케이스(2) 내측에서 상호 간에 모두 직렬 연결 또는 모두 병렬 연결 또는 직, 병렬 혼합 연결되어 접속됨으로써 하나의 시스템을 구성하는 것을 특징으로 하는 카트리지 조합형 축전장치.
- 청구항 27에 있어서,상기 커넥터연결방식에서, 상기 외부 케이스(2) 내측으로 유닛팩 조합형 셀 카트리지(100)의 접속부(151a,156a)가 접속되는 커넥터를 설치하고, 상기 유닛팩 조합형 셀 카트리지(100)가 상기 외부 케이스(2) 내측으로 안착될 때 상기 접속부(151a,156a)가 상기 커넥터에 자동 접속됨으로써 하나의 시스템을 구성하는 것을 특징으로 하는 카트리지 조합형 축전장치.
- 청구항 26에 있어서,상기 외부 케이스(2)에는 온도 상승을 막아주는 통풍 효과를 위한 통풍구(3)가 형성된 것을 특징으로 하는 카트리지 조합형 축전장치.
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EP20100789711 EP2445047A2 (en) | 2009-06-17 | 2010-06-16 | Instrument connection type unit pack combined cell cartridge |
JP2012513881A JP2012529725A (ja) | 2009-06-17 | 2010-06-16 | 機構物締結方式のユニットパック組合せ型セルカートリッジ |
CA 2763070 CA2763070A1 (en) | 2009-06-17 | 2010-06-16 | Instrument connection type unit pack combined cell cartridge |
US13/377,770 US20120100400A1 (en) | 2009-06-17 | 2010-06-16 | Instrument connection type unit pack combined cell cartridge |
CN2010800267173A CN102460813A (zh) | 2009-06-17 | 2010-06-16 | 工具缔结方式的单元组组合型电池单元盒 |
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KR1020090054070A KR101106544B1 (ko) | 2009-06-17 | 2009-06-17 | 기구물체결방식의 유닛팩 조합형 셀 카트리지 |
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EP (1) | EP2445047A2 (ko) |
JP (1) | JP2012529725A (ko) |
KR (1) | KR101106544B1 (ko) |
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Also Published As
Publication number | Publication date |
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CN102460813A (zh) | 2012-05-16 |
WO2010147384A3 (ko) | 2011-03-31 |
EP2445047A2 (en) | 2012-04-25 |
KR20100135601A (ko) | 2010-12-27 |
KR101106544B1 (ko) | 2012-01-20 |
US20120100400A1 (en) | 2012-04-26 |
CA2763070A1 (en) | 2010-12-23 |
JP2012529725A (ja) | 2012-11-22 |
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