WO2016093539A1 - Module de batterie rechargeable et bloc-batterie rechargeable l'utilisant - Google Patents

Module de batterie rechargeable et bloc-batterie rechargeable l'utilisant Download PDF

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Publication number
WO2016093539A1
WO2016093539A1 PCT/KR2015/012991 KR2015012991W WO2016093539A1 WO 2016093539 A1 WO2016093539 A1 WO 2016093539A1 KR 2015012991 W KR2015012991 W KR 2015012991W WO 2016093539 A1 WO2016093539 A1 WO 2016093539A1
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WO
WIPO (PCT)
Prior art keywords
secondary battery
battery module
cover
loader
cartridge
Prior art date
Application number
PCT/KR2015/012991
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English (en)
Korean (ko)
Inventor
홍지준
고성태
김형중
정충연
Original Assignee
주식회사 코캄
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Application filed by 주식회사 코캄 filed Critical 주식회사 코캄
Publication of WO2016093539A1 publication Critical patent/WO2016093539A1/fr

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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
    • 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
    • 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
    • H01M50/207—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape
    • H01M50/209—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for prismatic or rectangular cells
    • 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
    • H01M50/256—Carrying devices, e.g. belts
    • 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
    • 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 secondary battery module and a secondary battery pack using the same, and more particularly, to a secondary battery module and a secondary battery pack that can be used in a special place of a special structure such as an underwater vehicle such as a submarine. .
  • the lithium secondary battery mainly prefers a pouch type secondary battery to reduce weight, and in order to increase capacity, a secondary battery module in which a plurality of cells are electrically connected or a secondary battery pack in which a plurality of secondary battery modules are electrically connected. Used.
  • the secondary battery modules known so far can accommodate each unit cell (a basic secondary battery in which an electrode assembly is stored together with an electrolyte in a pouch-shaped case and function as a power source).
  • the cell cartridges are electrically connected to each other.
  • each secondary battery cell is not stably stored in the cell cartridge, when an impact is applied to the secondary battery module when the secondary battery module is assembled or when the secondary battery module is used, flow due to a gap between the cell cartridge and the cell may occur.
  • Many problems have arisen in maintaining the stability of a battery module, such as damage to the pouch of a cell.
  • the cells for secondary batteries known to date are each housed in one cartridge, and a method of assembling the secondary battery modules by stacking the cartridges stored in such a manner, that is, the secondary battery module is a "one-cell one-cell cartridge".
  • “one cartridge)" structure is all, because a cartridge having a certain height or width necessarily required for one cell, there was a limit to the volume or volume of the secondary battery module.
  • underwater vehicles can be divided into submarines, submersibles and semi-submersibles depending on the amount of drainage and the type of submersion.
  • a submarine is a vessel that can be submerged with a torpedo tube with a tonnage of 300 tons or more, and a submersible can be defined as a vessel capable of submerging with or without a torpedo tube.
  • Semi-Submersible craft are small submersible vessels that cannot be submerged due to their hull structure and whose upper part is exposed to water.
  • Submarines are classified into nuclear submarines and diesel submarines based on propulsion engines.
  • atomic-powered submarines are submarines equipped with reactors capable of cascading nuclear fuels as a driving engine. Since they do not require oxygen to drive power sources, they use a small amount of nuclear fuel for a long time. Has the advantage of operating. In other words, nuclear submarines use enriched uranium as a fuel, so oxygen supply is unnecessary, so there is no restriction on the subsea force, and the propulsion engine used for subsea navigation can also be used during subsea navigation. ), It is faster to go underwater than when sailing.
  • nuclear submarines are not affected by weather or sea conditions at sea, so they can fly freely under stormy oceans or extreme icebergs, and can even travel around the earth with a single fuel supply. have.
  • the diesel submarine charges the energy storage device by operating the diesel engine, and operates the driving engine using the charged energy storage device, compared to the nuclear submarine has a disadvantage in terms of stealth time, and has a low propulsion speed. .
  • the diesel submarine has a disadvantage that the battery is discharged at a moment when the high-speed navigation about 20 knots underwater.
  • the diesel submarine according to the prior art operates the engine while the snorkel is exposed to the sea to charge the battery, the exhaust and snorkel wake of the engine remaining at sea may be the target of the infrared detection sensor of the sub-submarine instrument. do.
  • diesel submarines are superior to nuclear submarines in terms of quietness because they generate less noise than submerged nuclear submarines.
  • the underwater vehicle may be classified into a nuclear propulsion underwater vehicle and a conventional propulsion underwater vehicle according to the propulsion method.
  • AIP Air Independent Propulsion
  • AIP schemes include closed cycle diesel propulsion, fuel cell propulsion, stirling engine propulsion, and closed cycle turbine propulsion.
  • the lead acid battery has various accessory facilities such as a fresh water cooling system for removing heat generated from the pole, and a stirring device for stirring sulfuric acid electrolyte solution using compressed air to prevent a decrease in charging efficiency due to the difference in concentration of sulfuric acid electrolyte solution.
  • a fresh water cooling system for removing heat generated from the pole
  • a stirring device for stirring sulfuric acid electrolyte solution using compressed air to prevent a decrease in charging efficiency due to the difference in concentration of sulfuric acid electrolyte solution.
  • an object of the present invention is to provide an energy storage device for underwater moving objects using a lithium ion / polymer secondary battery.
  • a secondary battery module in which a plurality of cartridges are stacked so that at least one or more cells are electrically connected; A pair of covers respectively coupled to both ends of the cartridge assembly; And a plurality of supports disposed spaced apart from the cartridge assembly and installed between the pair of covers.
  • each cover comprises a substantially rectangular shaped cover plate and support couplings extending from four vertices of the cover plate;
  • Each support is coupled substantially perpendicular to the corresponding support engagement.
  • the secondary battery module further includes a loading member provided on any one cover of the pair of covers to be selectively coupled to the loader.
  • each cover comprises a substantially rectangular shaped cover plate and support couplings extending from four vertices of the cover plate;
  • the loading member has four loading blocks that are coupled substantially perpendicularly to the corresponding support coupling portion.
  • each loading block has a loader insert into which the end of the loader can be inserted.
  • the loader insert includes threads formed on the inner circumferential surface.
  • any one cover, the loading member, and each support are integrally fastened.
  • a secondary battery module for achieving the above object is a pair of each coupled to both ends of the cartridge assembly stacked cartridges so that at least one or more cells are electrically connected At least two submodules each having a cover and a plurality of supports installed between the pair of covers to be disposed in parallel with the cartridge assembly; And a plurality of spacers respectively interposed between adjacent covers of opposing submodules so as to separate adjacent submodules by a predetermined interval.
  • the corresponding supports, covers and spacers of adjacent submodules are integrally fastened.
  • the secondary battery module includes a loading member provided on a cover of one end of any one sub module.
  • each cover of each submodule comprises a substantially rectangular shaped cover plate and support couplings extending from four vertices of the cover plate;
  • the loading member has four loading blocks that are coupled substantially perpendicularly to the corresponding support coupling portion.
  • each loading block has a loader insert into which the end of the loader can be inserted.
  • the loader insert includes threads formed on the inner circumferential surface.
  • the cover is in contact with the loading member is in contact with each corresponding support is integrally fastened.
  • the secondary battery module according to another preferred embodiment of the present invention for achieving the above object is any one of a pair of covers each coupled to both ends of the cartridge assembly is a cartridge containing at least one or more cells are stacked It is provided with a loading member provided in one cover.
  • each cover comprises a substantially rectangular shaped cover plate and support couplings extending from four vertices of the cover plate;
  • the loading member has four loading blocks that are coupled substantially perpendicularly to the corresponding support coupling portion.
  • each loading block has a loader insert into which the end of the loader can be inserted.
  • the loader insert includes threads formed on the inner circumferential surface.
  • a secondary battery pack according to an exemplary embodiment of the present invention for achieving the above object is the above-described secondary battery module; And a container surrounding the secondary battery module.
  • the container includes a buffer member surrounding at least a portion of the bottom or side of the secondary battery module.
  • the above-described secondary battery pack may be used as a power source of any one of an electric vehicle, a hybrid-electric vehicle, a plug-in hybrid vehicle, a power storage device, or an underwater vehicle.
  • Secondary battery modules and secondary battery packs according to exemplary embodiments of the present invention are as follows.
  • a loading member such as a lifting ring
  • a pulling operation into the enclosure, such as the lifting (loading / unloading) and the submarine of the secondary battery module.
  • FIG. 1 is a combined perspective view of a rechargeable battery module according to an exemplary embodiment of the present invention.
  • FIG. 1 is an exploded perspective view of FIG. 1.
  • FIG. 3 is a cross-sectional view of a portion A of FIG. 1.
  • FIG. 4 is a cross-sectional view of the portion B of FIG.
  • FIG. 5 is a cross-sectional view of the portion C of FIG.
  • FIG. 6 is an enlarged perspective view of a portion A of FIG. 1.
  • FIG. 7 is a schematic exploded perspective view of a rechargeable battery pack according to an exemplary embodiment of the present invention.
  • FIG. 8 is a configuration diagram schematically showing a configuration of a cell cartridge according to a preferred exemplary embodiment of the present invention.
  • Fig. 9 is an exploded perspective view of a cell cartridge and a pair of cells according to another exemplary embodiment of the present invention.
  • Fig. 10 is a partial sectional view showing a state in which a cell cartridge and a pair of cells are coupled according to another exemplary embodiment of the present invention.
  • FIG. 11 is a partial cross-sectional view of a rechargeable battery module according to an exemplary embodiment of the present invention.
  • FIG. 12 is an enlarged excerpt perspective view of FIG. 10.
  • Fig. 13 is an exploded perspective view of a cell cartridge and a pair of cells according to another preferred exemplary embodiment of the present invention.
  • Fig. 14 is a partial cross-sectional view showing a state in which a cell cartridge and a pair of cells are coupled according to another preferred exemplary embodiment of the present invention.
  • FIG. 15 is an enlarged perspective view of FIG. 13.
  • FIG. 1 is a combined perspective view of a rechargeable battery module according to an exemplary embodiment of the present invention
  • Figure 2 is an exploded perspective view of Figure 1
  • Figure 3 is a cross-sectional view of the portion A of Figure 1
  • Figure 4 It is sectional drawing of the B site
  • FIG. 5 is sectional drawing of the C site
  • FIG. 6 is an enlarged perspective view of the A site
  • the rechargeable battery module 300 includes a cartridge assembly 101 in which a plurality of cartridges 100 are stacked so that at least one or more cells are electrically connected to each other.
  • the first submodule 302 and the second submodule 304 are connected through spacers 330 to form a single module, and the first submodule 302
  • the loading member 340 is installed on the upper cover 312 of FIG.
  • the secondary battery module 300 may be composed of only one sub module, and one or more sub modules may constitute the final module without the loading member 340.
  • the cartridge assembly 101 is a structure in which a plurality of cartridges are stacked in a state in which each cell is accommodated in each cell cartridge 100 having substantially the same shape as each cover 312 and 314.
  • any type of cartridge can be included if the cartridges are stacked in a state where the secondary battery cell is accommodated in a predetermined cartridge.
  • the upper cover 312 and the lower cover 314 are in contact with both ends (top and bottom in the drawing) of the cartridge assembly 101, respectively, and the cover fastening hole 316 and the cartridge assembly formed in the covers 312 and 314.
  • a fastening member 190 has a function to protect the cartridge assembly (101).
  • the upper cover 312 and the lower cover 314 may be installed at both ends of the cartridge assembly 101 irrespective of the fastening member 190 described above.
  • the upper cover 312 and the lower cover 314 each comprise a substantially rectangular shaped cover plate 311 and four support joints 313 extending from the four vertices of the cover plate 311 and the long side sides. do.
  • the support coupling portions 313 of the upper cover 312 are bent downward in the drawings, and the support coupling portions 313 of the lower cover 314 are bent upward.
  • Each of the supports 320 is fastened between the upper cover 312 and the lower cover 314 to protect the cartridge assembly 101 disposed between the upper cover 312 and the lower cover 314 and the secondary battery.
  • Each support 320 extends in the longitudinal direction and is vertically outwardly supported by the support body 326, which forms a channel 324 by wings 322 formed on both sides, and both longitudinal ends of the support body 326. It is provided with a cover engaging portion 328 which can be extended and in contact with the aforementioned support engaging portion 313.
  • Each of the supports 320 is made of sufficient steel to withstand external forces.
  • the channel 324 of the support 320 is a place where a buffer member (not shown) is positioned when the secondary battery module 300 is accommodated in the container 410 to form a secondary battery pack. Prevents movement of the buffer member.
  • the secondary battery module 300 includes a plurality of opposing submodules 302 and 304 so as to be spaced apart from two adjacent submodules 302 and 304 by a predetermined interval.
  • Five spacers 330 are interposed between adjacent covers 312 and 314.
  • the spacers 330 alleviate the longitudinal external impacts applied to any one of the sub-modules and at the same time mitigate the external impacts by transmitting the external shocks through the supports 320 rather than directly to the cartridge assembly 101. It is for. That is, each spacer 330 is interposed between the support coupling portion 313 of the lower cover 314 of the first submodule 302 and the support coupling portion 313 of the upper cover 312 of the second submodule. Bolts and nuts together with the cover coupling portion 328 of the support 320 of the first submodule 302 and the cover coupling portion 328 of the support 320 of the second submodule 304. It is combined integrally by The spacer 330 preferably has sufficient rigidity, impact resistance and elasticity.
  • the secondary battery module 300 has a loading member 340 installed on the upper cover 312 of the upper first sub module 302 to be selectively coupled to the loader 350. It is provided.
  • the loading member 340 includes four loading blocks 342, and each of the loading blocks 342 is located at the support coupling part 313 of the four vertex portions of the upper cover 312 and corresponding support ( It is preferable to be bolted integrally with the cover engaging portion 328 of 320.
  • the loading member 340 may be installed at another position of the upper cover 312, but is installed to be substantially in line with the support 320, thereby loading / loading the secondary battery module 300 using the loader 350. External force or load may be prevented from being transmitted to the cartridge assembly 101 during the unloading process.
  • Each loading block 342 includes a loader inserting portion 344 having a thread formed on an inner circumferential surface thereof so that the end of the loader 350 may be inserted into and fastened.
  • the shape, structure, position, and the like of the loading block 342 and the loader inserting portion 344 may depend on the structure, operation position, and method of the loader 350 for lifting the secondary battery module 300. It will be understood by those skilled in the art that various modifications can be made.
  • the secondary battery module 300 may be accommodated in a container 410 having a substantially rectangular parallelepiped shape to correspond to the external shape of the connected or assembled module.
  • the secondary battery pack 400 may be completed by interposing a buffer member for protecting the module 300 from external impact on the bottom and sidewalls of the 410.
  • the buffer member may be accommodated in the channel 324 provided on the outer surface of the support 320 of the secondary battery module 300 and the channel provided in each cartridge of the cartridge assembly 101.
  • the secondary battery pack 400 may also be used as a power source for an electric vehicle, a hybrid-electric vehicle, a plug-in hybrid vehicle, a power storage device, and the like, but according to an exemplary embodiment of the present invention, for example, a submarine and It is preferably used as a power source for the same underwater mobile. Because the submarine has a special internal structure, the installation position of the secondary battery pack is not only limited to the battery room in the lower part of the hull, it is arranged in a dense form similar to the structure of the lead acid battery, and the installation, maintenance and repair This is because a loading / unloading operation method for installing, maintaining, and repairing a secondary battery pack is extremely limited because a conventional loader must be used.
  • the secondary battery pack loading / unloading operation in the submarine hull can only proceed in a limited movement direction, unlike the open space secondary battery having a special structure of the loading member, such as the preferred embodiments of the present invention
  • the use of modules and / or secondary battery packs in submarines can increase work efficiency.
  • FIG. 8 is a configuration diagram schematically showing a configuration of a cell cartridge according to a preferred exemplary embodiment of the present invention.
  • the cell cartridge of FIG. 8 may be used in the secondary battery module described with reference to FIGS. 1 to 6.
  • the cell cartridge 10 has a pair of cells 2 and 4 symmetrically on both sides when the secondary battery module is configured using a plurality of cells electrically connected to each other. It is a double-sided cartridge that can be stored.
  • the double-sided cell cartridge 10 according to the present embodiment is opposed to the main body 14 having the central plate 12, the first accommodating portion 11 formed on the first face 16, and the first face 16. And a second accommodating portion 13 formed on the second surface 18.
  • the main body 14 is injection molded using plastic and has a substantially rectangular shape to correspond to the shape of the cells 2 and 4 to be received. Therefore, those skilled in the art will fully understand that the shape of the double-sided cell cartridge 10, that is, the main body 14, may be modified according to the shape of the cell to be stored.
  • the center plate 12 is a portion in which one surface of the pair of cells 2 and 4 that are oppositely or symmetrically received is in contact with each other to form a center in the width direction of the double-sided cell cartridge 10. The detailed configuration of the main body 14 will be described in more detail in the following embodiments.
  • the first surface 16 of the main body 14 refers to the width direction of any one of the main body 14 with respect to the center plate 12 and the second surface 18 is the surface opposite to the first surface 16. to be.
  • the first accommodating part 11 is a space formed in the width direction toward the center plate 12 from the first surface 16 so that the first cell 2 can be accommodated. It is a space formed in the width direction toward the center plate 12 from the second surface 18 so that the two cells 4 can be accommodated.
  • the cells 2 and 4 are lithium ion and / or polymer secondary batteries, the details of which will be described in more detail below.
  • a single double-sided cell cartridge 10 can accommodate two cells 2 and 4 compactly, a module finally assembled as compared to a conventional secondary battery module and / or cartridge. Since the size of the battery can be reduced, the material cost can be reduced and more cells can be stored in the same size, thereby increasing space and power efficiency.
  • FIG. 9 is an exploded perspective view of a cell cartridge and a pair of cells according to another exemplary embodiment of the present invention
  • FIG. 10 is a cell cartridge and a pair of cells coupled according to another exemplary embodiment of the present invention
  • 11 is a partial cross-sectional view showing a state
  • FIG. 11 is a partial cross-sectional view of a rechargeable battery module according to an exemplary embodiment of the present invention.
  • the same components as the reference numerals described in FIG. 8 are the same members with the same functions.
  • the double-sided cell cartridge 100 has a substantially rectangular parallelepiped shape and a first accommodating portion 111 and a second accommodating portion 113 are formed on both sides thereof to form a first cell 2.
  • a second cell (4), the main body 110 having a central plate 112 and four edges (114).
  • the four edges 114 protrude vertically from the center plate 112, so that the first cell 2 and the second cell 4 accommodated in the first accommodating part 111 and the second accommodating part 113, respectively. It will fix the position of.
  • the upper edge 4 is provided with terminal fixing parts 115 to fix the electrode terminals 6 of the cells 2 and 4.
  • the shape, structure, function, etc. of the terminal fixing part 115 will be fully understood by those skilled in the art.
  • the double-sided cell cartridge 100 includes a plurality of first insertion protrusions 116 and first insertion holes 118 provided at the edge 114 of the first surface 112 of the main body 110. And insertion holes and insertion protrusions provided at the edges 114 of the second surface 122 of the main body 110, respectively, and provided at the edges 114 of the first surface 112 of the neighboring cell cartridge 100. Second insertion protrusions (not shown) and second insertion holes (not shown) may be provided, respectively.
  • the first surface 112 of the main body 100 is provided with insertion protrusions and insertion holes, respectively, and the insertion protrusions and insertion holes which are respectively coupled to the protrusions and holes are formed at symmetrical or opposite positions of the second surface 122. do. Accordingly, when the two-sided cell cartridges 100 containing the cells are sequentially contacted and stacked to form the secondary battery module 102 and 300, the neighboring parts are coupled by an insertion configuration and an insertion configuration that are primarily matched or matched.
  • the double-sided cell cartridge 100 is a structure that is temporarily coupled to each other while fixing the position.
  • first and second insertion protrusions 116 and the first and second insertion holes 118 may be sufficiently changed by those skilled in the art according to the structure of the secondary battery module required. It should be noted.
  • the aforementioned protrusions and holes are preferably formed integrally with the main body 110 during injection molding of the main body 110.
  • the double-sided cell cartridge 100 has a plurality of fastening holes 117 penetrating the main body 110, in particular, the edge portion, more preferably, the edge 114 is formed a rectangular vertex. Is formed.
  • a fastening hole in a state in which a plurality of double-sided cell cartridges 100 in which a pair of cells 2 and 4 are accommodated are covered with covers (not shown) at both ends of a cartridge assembly formed by being coupled to each other as described above.
  • the second battery module is configured to penetrate and fasten the fastening member 170 through the holes 117, the shape, structure, and function of the fastening hole 117 will be fully understood by those skilled in the art.
  • the double-sided cell cartridge 100 may include a first cushioning member disposed in contact with the edge 114 of the main body 110 and the edge portions of the first and second accommodating portions 111 and 113. 130).
  • the first cushioning member 130 the first cell 2 and the second cell 4 are accommodated in the first accommodating part 111 and the second accommodating part 113, respectively. When used, it is for protecting the cells 2, 4 against external shock and / or vibration.
  • the first cushion member 130 is made of a material having impact resistance and vibration resistance, such as a thermoplastic elastomer, an elastic fiber, a foam, a plastomer, etc., in addition to a high molecular material, a vulcanizable natural rubber, and a synthetic rubber that exhibit elasticity at room temperature.
  • the first cushion member 130 may be separately manufactured and attached to the main body 110, but, for example, injection molding is performed simultaneously with the main body 110, such as double injection.
  • the double-sided cell cartridge 100 includes a second cushioning member interposed between the sealing portion 5 of each cell edge of the first cell 2 and the second cell 4 and the edge 114 of the body 110. 140.
  • the second cushion member 140 is made of the same material as the first cushion member 130 described above.
  • the second cushion member 140 is for protecting the cell against external shock or vibration similarly to the first cushion member 130.
  • the cells 2 and 4 accommodated in the first accommodating part 111 and the second accommodating part 113 of the double-sided cell cartridge 100 are lithium ion / polymer secondary batteries capable of charging and discharging, and are positive electrode plates / separators. Stacked or folded electrode assemblies are stacked or folded so that the cathode plates are positioned sequentially, and are sealed inside the pouch case 8 together with the electrolyte or electrolyte, and the anode tabs of the anode plates of the electrode assembly and the cathode tabs of the cathode plates are The positive and negative terminals 6, which are electrically and physically connected, protrude out of the pouch-shaped case 8.
  • the pouch-shaped case 8 may be composed of a case body in which the electrode assembly is accommodated and a cover covering the case body.
  • the case body and the case cover may be used by folding a single pouch, but a structure that is separately coupled to each other is preferable.
  • the case body and the cover includes an outer resin layer, a barrier metal layer, and an inner resin layer, and four edges are fused as four edges are sealed when the electrode assembly and the electrolyte or the electrolyte are sealed in the housing part of the case body. Sealing portions 5 are formed. That is, when viewed from the front, the sealing portion 5 is formed on each of the four edges of the rectangular electrode assembly.
  • sizes, structures, materials, and the like of the electrode assembly, the pouch case 8, and the electrolyte are well known to those skilled in the art to which the present invention pertains, and thus, detailed descriptions of these parts will be omitted. Let's do it.
  • the double-sided cell cartridge 100 is a terminal of the main body 110 to insulate the electrode terminal 6 of the first cell 2 and the electrode terminal 6 of the second cell 4, respectively.
  • the first insulating cover 150 and the second insulating cover 160 are respectively coupled to the fixing unit 115.
  • the first insulating cover 150 and the second insulating cover 160 are each cell when the double-sided cell cartridges 100 are stacked to form the secondary battery module 102. It is preferably made of insulating material to insulate the neighboring electrode terminals 6 between the cartridge 100.
  • the first and second insulating covers 150 and 160 are coupled to hooks 152 and 162 provided at the terminal fixing part 115 of the main body 110. Coupling grooves 154 and 164 are provided. Accordingly, the first and second insulating covers 150 and 160 may include the first cell 111 and the second number of the first cell 2 and the second cell 4 of the double-sided cell cartridge 100. The hooks 152 and 162 and the coupling grooves 154 and 164 may be fixed to the main body 110 in the state accommodated in the payment part 113.
  • FIG. 13 is an exploded perspective view of a cell cartridge and a pair of cells according to another preferred exemplary embodiment of the present invention
  • FIG. 14 is a cell cartridge and a pair of cells according to another preferred exemplary embodiment of the present invention. It is a partial sectional drawing which shows the combined state
  • FIG. 15 is a partial enlarged view of FIG.
  • the same components as those described in FIGS. 9 to 12 are the same members having the same functions.
  • the double-sided cell cartridge 200 includes an opening 119 penetrating through the central plate 112 of the main body 110 and is installed in the opening 119.
  • the heater member 170 is provided.
  • the heater member 170 is for temporarily generating heat around the cells 2 and 4 when the secondary battery module and / or the secondary battery pack included in the double-sided cell cartridge 200 are used in a low temperature environment.
  • the heating pad may include a heating pad, a heating sheet, or a heating line.
  • a cable 172 for selectively applying electric power to the heater member 170 is provided to connect the heater member 172 to a separate power source.
  • the heater member 170 may be shaped to be disposed within the central plate 112 of the body 110, for example by insert injection.
  • the cable 172 is also preferably molded integrally with the main body 110 by insert injection.

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

La présente invention concerne un module de batterie rechargeable comprenant : un ensemble de cartouches comportant une pluralité de cartouches empilées, chaque cartouche stockant une ou plusieurs piles de manière qu'elles soient électriquement connectées ; une paire de couvercles couplés aux extrémités de l'ensemble de cartouches ; et une pluralité de supports agencés de manière à être à distance de l'ensemble de cartouches et disposés entre les deux couvercles.
PCT/KR2015/012991 2014-12-12 2015-12-01 Module de batterie rechargeable et bloc-batterie rechargeable l'utilisant WO2016093539A1 (fr)

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KR1020140179773A KR20160071945A (ko) 2014-12-12 2014-12-12 이차전지 모듈 및 이를 이용한 이차전지 팩
KR10-2014-0179773 2014-12-12

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WO2021143886A1 (fr) * 2020-01-17 2021-07-22 东莞新能安科技有限公司 Bloc-batterie
WO2024012407A1 (fr) * 2022-07-15 2024-01-18 比亚迪股份有限公司 Boîte de stockage d'énergie et récipient de stockage d'énergie

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KR200488849Y1 (ko) 2017-07-24 2019-03-27 (주)미래지반연구소 천공장치용 리더
KR200488848Y1 (ko) 2017-07-24 2019-03-28 (주)미래지반연구소 천공장치용 리더
KR102003774B1 (ko) 2018-02-02 2019-07-26 (주)미래지반연구소 천공장치의 연직배수재 가이드 장치
KR102281932B1 (ko) 2020-09-16 2021-07-26 이재옥 신축 케이싱에 의한 연직배수재 압입장치

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021143886A1 (fr) * 2020-01-17 2021-07-22 东莞新能安科技有限公司 Bloc-batterie
WO2024012407A1 (fr) * 2022-07-15 2024-01-18 比亚迪股份有限公司 Boîte de stockage d'énergie et récipient de stockage d'énergie

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