WO2015022811A1 - フィルム外装電池の挿入案内装置 - Google Patents
フィルム外装電池の挿入案内装置 Download PDFInfo
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- WO2015022811A1 WO2015022811A1 PCT/JP2014/066231 JP2014066231W WO2015022811A1 WO 2015022811 A1 WO2015022811 A1 WO 2015022811A1 JP 2014066231 W JP2014066231 W JP 2014066231W WO 2015022811 A1 WO2015022811 A1 WO 2015022811A1
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- film
- battery
- terminal
- guide
- insertion direction
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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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
- H01M10/482—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for several batteries or cells simultaneously or sequentially
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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
- H01M50/10—Primary casings, jackets or wrappings of a single cell or a single battery
- H01M50/102—Primary casings, jackets or wrappings of a single cell or a single battery characterised by their shape or physical structure
- H01M50/105—Pouches or flexible bags
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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
- H01M50/207—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape
- H01M50/211—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for 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
- 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
- H01M50/244—Secondary casings; Racks; Suspension devices; Carrying devices; Holders characterised by their mounting method
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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
- H01M50/543—Terminals
- H01M50/547—Terminals characterised by the disposition of the terminals on the cells
- H01M50/55—Terminals characterised by the disposition of the terminals on the cells on the same side of the cell
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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
- H01M50/543—Terminals
- H01M50/552—Terminals characterised by their shape
- H01M50/553—Terminals adapted for prismatic, pouch or rectangular cells
- H01M50/557—Plate-shaped terminals
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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
- H01M10/04—Construction or manufacture in general
- H01M10/0481—Compression means other than compression means for stacks of electrodes and separators
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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
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
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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
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Definitions
- This invention relates to an insertion guide device for a film-clad battery.
- Patent Document 1 in a flat film-covered battery in which tab-shaped terminals are derived from the side edges of a rectangular-shaped outer package, in a process such as screening for detecting metal foreign matter (contamination), an additional process is required. Pressurization by a pressure device is performed. In this pressurization, a film-covered battery is inserted into the gaps of a plurality of plates arranged in a predetermined plate stacking direction with a predetermined gap, and pressed in the plate stacking direction, so that the film-covered battery is Pressurized.
- a tab-shaped terminal made of conductive metal foil is very thin and fragile. Therefore, when inserting a film-clad battery into a gap between plates, more specifically, the side edge of the outer package from which the terminal leads is inserted in the insertion direction. When the terminal is inserted in a sideways orientation so as to follow, the terminal may not be inserted well into the gap, may be bent due to interference with the plate, or inserted into the gap between other adjacent plates.
- the present invention has been made in view of such circumstances, and a novel film exterior that can be appropriately inserted into a gap between predetermined plates even when tab-shaped terminals are bent. It aims at providing the insertion guide apparatus of a battery.
- the present invention provides a flat film-covered battery in which tab-shaped terminals are led out from the side edges of a rectangular package body in the gaps of a plurality of plates arranged at predetermined intervals in a predetermined plate stacking direction. It is assumed that the sheet is inserted in a predetermined insertion direction orthogonal to the plate stacking direction. In the film-clad battery, the side edge of the outer package led out by the terminal is inserted in a posture along the insertion direction.
- the guide member which guides the said terminal to the clearance gap between the said plates at the time of insertion of the said film-clad battery.
- the guide member has a portion corresponding to the base portion close to the exterior body among the terminals, that is, a portion in sliding contact with the base portion of the terminal, and a tip portion far from the exterior body among the terminals, that is, a tip portion of the terminal. As compared with the portion that comes into sliding contact, it projects relatively in the anti-insertion direction.
- the base portion with a small amount of deformation among the terminals comes into sliding contact with the guide member first, and the guide member gradually corrects the deformation of the terminal from the root portion. Will be corrected. Therefore, even when the amount of deformation at the tip portion of the terminal is large, the terminal can be guided to the regular gap well.
- the guide member is provided with a guide surface portion that tapers in an anti-insertion direction that is the opposite direction to the insertion direction. And let the shape of this guide surface part be a cross-sectional triangle shape which tapers toward the anti-insertion direction. Thus, even when the terminal hits the vicinity of the top portion of the guide surface portion in the anti-insertion direction, it is possible to reliably guide to the predetermined gap by the inclined surface of the guide surface portion.
- the terminal led out from the outer package can be reliably guided to the gap.
- Sectional drawing which similarly shows a film exterior battery.
- the perspective view which shows the pressurization apparatus to which the insertion guide apparatus which concerns on a present Example is applied.
- the perspective view which expands and shows the principal part of FIG.
- the side view which shows the said film-clad battery and a guide member.
- the top view which shows the positional relationship of the said film-clad battery and a guide surface part.
- Explanatory drawing which shows the deformation
- Explanatory drawing which shows the other example of a shape of a guide surface part.
- the top view which shows the other example of a shape of a guide surface part similarly.
- This film-clad battery 11 will be described with reference to FIGS. 1 and 2.
- This film-clad battery 11 is, for example, a lithium ion secondary battery, and has a flat rectangular external shape as shown in FIG. 1, and a pair of conductive metal foils on one end in the longitudinal direction. Tab-shaped terminals 12 and 13 are provided.
- the film-clad battery 11 is a battery in which a rectangular power generation element 14 is accommodated in an outer package 15 made of a laminate film together with an electrolytic solution.
- the power generation element 14 includes a plurality of positive plates 16 and negative plates 17 that are alternately stacked via separators 18, for example, three negative plates 17, two positive plates 16, and between them And four separators 18. That is, in this example, the negative electrode plates 17 are located on both surfaces of the power generation element 14.
- a configuration in which the positive electrode plate 16 is located on the outermost layer of the power generation element 14 is also possible.
- the dimension of each part in FIG. 2 is not necessarily exact, and is exaggerated for explanation.
- the positive electrode plate 16 is obtained by forming positive electrode active material layers 16B and 16C on both surfaces of a rectangular positive electrode current collector 16A.
- the positive electrode current collector 16A is made of an electrochemically stable metal foil such as an aluminum foil, an aluminum alloy foil, a copper foil, or a nickel foil.
- the positive electrode active material layers 16B and 16C are made of, for example, a positive electrode active material made of a lithium composite oxide such as lithium nickelate (LiNiO 2 ), lithium manganate (LiMnO 2 ), or lithium cobaltate (LiCoO 2 ).
- a mixture of a conductive additive such as carbon black and a binder is applied to the main surface of the positive electrode current collector 16A, and is dried and rolled.
- the negative electrode plate 17 is obtained by forming negative electrode active material layers 17B and 17C on both surfaces of a rectangular negative electrode current collector 17A.
- the negative electrode current collector 17A is made of an electrochemically stable metal foil such as a nickel foil, a copper foil, a stainless steel foil, or an iron foil.
- the negative electrode active material layers 17B and 17C are, for example, negative electrode active materials that occlude and release lithium ions of the positive electrode active material, such as amorphous carbon, non-graphitizable carbon, graphitizable carbon, or graphite.
- a mixture of the binder is applied to the main surface of the negative electrode current collector 17A, and is dried and rolled.
- a part of the edge in the longitudinal direction of the negative electrode current collector 17A extends as an extension portion that does not include the negative electrode active material layers 17B and 17C, and the tip thereof is joined to the negative electrode terminal 13.
- a part of the longitudinal edge of the positive electrode current collector 16 ⁇ / b> A extends as an extension portion that does not include the positive electrode active material layers 16 ⁇ / b> B and 16 ⁇ / b> C, and its tip Is joined to the positive terminal 12.
- the separator 18 has a function of preventing a short circuit between the positive electrode plate 16 and the negative electrode plate 17 and at the same time holding an electrolyte.
- the separator 18 is made of polyolefin such as polyethylene (PE) or polypropylene (PP).
- PE polyethylene
- PP polypropylene
- the separator 18 is not limited to a single-layer film such as polyolefin, but may also be a three-layer structure in which a polypropylene film is sandwiched with a polyethylene film, or a laminate of a polyolefin microporous film and an organic nonwoven fabric or the like. .
- the electrolyte solution is not particularly limited, but for example, a non-aqueous electrolyte solution in which a lithium salt is dissolved in an organic solvent can be used as an electrolyte generally used in a lithium ion secondary battery. .
- the exterior body 15 that houses the power generation element 14 having the above-described configuration together with the electrolytic solution has three layers, that is, a heat-sealing layer 15A, a metal layer 15B, and a protective layer 15C, as shown in an enlarged view in FIG. It consists of a laminated film having a structure.
- the intermediate metal layer 15B is made of, for example, an aluminum foil
- the heat-sealing layer 15A covering the inner surface thereof is made of a synthetic resin that can be heat-fused, such as polypropylene (PP), and is a protection that covers the outer surface of the metal layer 15B.
- the layer 15C is made of a synthetic resin having excellent durability, such as polyethylene terephthalate (PET).
- a laminate film having a larger number of layers can also be used.
- the synthetic resin layers are laminated on both surfaces of the metal layer 15B.
- the synthetic resin layer outside the metal layer 15B is not necessarily essential, and the configuration includes the synthetic resin layer only on the inner surface. It may be.
- the outer package 15 has a two-sheet structure of one laminate film disposed on the lower surface side of the power generation element 14 in FIG. 2 and another laminate film disposed on the upper surface side. The four sides around the two laminate films are superposed and heat-sealed to each other.
- the illustrated example shows such an outer package 15 having a two-sheet structure.
- the outer package 15 is made of one relatively large laminate film, and the power generation element 14 is arranged inside in a folded state, and the surrounding three sides are overlapped, and It is the structure which mutually heat-seal
- a pair of terminals 12 and 13 located on the short side of the rectangular film-clad battery 11 are drawn out through the bonding surface of the laminate film when the laminate film is heat-sealed.
- a pair of terminals 12 and 13 are arranged side by side on the same edge, but the positive terminal 12 is arranged on one edge and the negative terminal 13 is arranged on the other edge. It is also possible to do so.
- the manufacturing procedure of the film-clad battery 11 is as follows. First, the power generation element 14 is configured by sequentially laminating the positive electrode plate 16, the negative electrode plate 17, and the separator 18 and attaching the terminals 12 and 13 by spot welding or the like. Next, the power generation element 14 is covered with a laminate film that becomes the outer package 15, and the surrounding four sides (three sides in the case of the above-mentioned two-fold) are heat-sealed leaving a relatively small filling port. Next, the exterior body 15 is filled with an electrolytic solution through the filling port, and then the filling port is heat-sealed to make the exterior body 15 sealed. As a result, the film-clad battery 11 is completed. Next, the battery is charged to an appropriate level, and in this state, aging is performed for a predetermined time. After this aging is completed, the battery is recharged and shipped for screening such as voltage inspection.
- this kind of film-clad battery 11 is used as a battery module in which a plurality are accommodated in a flat box-shaped casing.
- a plurality of film-clad batteries 11 are arranged in a casing of the battery module.
- the outer package 15 is arranged in the plate stacking direction of the power generating element 14 by an elastic member that is part of the casing or separate from the casing. It can be in a state where it is pressed somewhat in the direction orthogonal to the main surface of the power generation element 14.
- a plurality of film-clad batteries 11 are housed in a pressurizing device 20 (see FIG. 3), and after pressurizing the film-clad battery 11 as will be described later, a metal foreign substance is placed inside the film-clad battery 11. Detect / diagnose whether there is (contamination).
- This screening process is performed at an appropriate time after the filling of the electrolytic solution and the complete sealing of the outer package 15 (sealing of the filling port) in the above-described manufacturing process.
- a screening process may be provided immediately before shipment as the film-clad battery 11, or a screening process may be provided immediately after the outer package 15 is completely sealed.
- a foreign substance may precipitate inside during the above aging process, it is also effective to provide a screening process immediately after the aging process.
- the screening process is performed.
- the metal foreign object penetrates through the separator 18 to cause a short circuit between the positive electrode active material and the negative electrode active material. In this case, a desired voltage cannot be generated. Therefore, a screening step for detecting (diagnosing) whether or not a metal foreign matter has entered the film-covered battery 11 is required. Whether or not the positive electrode active material and the negative electrode active material are short-circuited by the metal foreign object may be monitored by monitoring the voltage between the pair of terminals 12 and 13.
- the film-clad battery 11 is pressurized in the plate stacking direction by a pressurizing device 20 described later so that the metal foreign matter can be reliably detected, that is, the metal foreign matter penetrates the separator 18.
- the inspection is performed in the pressure state.
- the pressurizing device 11 includes an open box-shaped housing 24 and a plurality of movable plates (plates) 25 having a rectangular plate shape.
- the housing 24 includes a front wall 24A, a rear wall 24B, and a bottom wall 24C that connects the two.
- a plurality of movable plates 25 are arranged in the housing 24 so as to be movable in a predetermined plate stacking direction F. The shapes of these movable plates 25 are the same.
- the movable plate 25 is for applying a surface pressure to the power generation element 14 of the film-clad battery 11 from both sides in the plate stacking direction F.
- a sliding mechanism that can slide in the plate stacking direction F is provided on each movable plate 25 so that the movable plate 25 does not drag the bottom wall 24 ⁇ / b> C of the housing 24.
- the slide mechanism includes guide holes 26 provided at four corners of the movable plate 25 and rod-shaped guide rods 27 that loosely penetrate the guide holes 26. That is, guide holes 26 are provided at the four corners of each movable plate 25, and rod-shaped guide rods 27 are passed through the respective guide holes 26.
- each movable plate 25 is provided with a bottom wall portion 28 bent in an L-shaped cross section so as to support the lower end of the film-clad battery 11.
- the leftmost movable plate 25 is a thick plate 29 for pressurization having a slightly larger area than the other movable plates 25.
- One end of a fastening rod 30 having a male thread 31 cut on the outer periphery is fixed to the thick plate 29.
- a screw hole 32 is formed in the front wall 24A of the housing 24.
- the screw hole 32 is formed with a female screw threadedly engaged with the male screw 31 on the outer periphery of the fastening rod 30. Accordingly, the other end (left end in FIG. 3) of the tightening rod 30 is rotated clockwise or counterclockwise by a nut runner (not shown), so that the tightening rod 30 is attached to the housing 24 via the screw engaging portion.
- the thick wall plate 29 can be moved in the plate stacking direction F by moving in the plate stacking direction F with respect to the front wall 24A.
- the thick plate 29 only moves linearly in the plate stacking direction F, and the rotation of the fastening rod 30 is not transmitted.
- the pressing force (tightening torque) and pressurizing time by the nut runner 23 are managed and controlled by a control unit (not shown).
- the film-clad battery 11 is pressed in the plate stacking direction F by sandwiching the film-clad battery 11 between the two adjacent movable plates 25 and pressurizing the whole from both sides in the plate stacking direction F.
- each film-clad battery 11 is configured so that the surface pressure acting on the power generation element 14 from both sides in the left-right direction is kept as uniform as possible.
- the insertion direction S (FIG. 3) of the film-clad battery 11 is such that the side edge 15A of the outer package 15 from which the terminals 12 and 13 are led out is orthogonal to the plate stacking direction F. Is inserted in the gap 33 between the adjacent movable plates 25 in a posture along (downward direction). At this time, the plurality of movable plates 25 are held in a state of being arranged at regular intervals at a constant pitch in the plate stacking direction F using a jig (not shown).
- the film-clad battery 11 before insertion is also held in a state of being arranged at regular intervals at a constant pitch in the plate stacking direction F using a jig (not shown), that is, each film-clad battery 11. Is arranged above the gap 33 of the movable plate 25 along the insertion direction S. Therefore, by moving the film-clad battery 11 along the insertion direction S toward the movable plate 25, the film-clad battery 11 is inserted into the corresponding gap 33.
- a guide member 34 is provided as an insertion guide device for guiding the insertion of the tab-shaped terminals 12 and 13 when the film-clad battery 11 is inserted.
- the guide member 34 is disposed above the movable plate 25 through which the terminals 12 and 13 pass when the film-clad battery 11 is inserted, and the mounting plate 35 extends in the plate stacking direction F.
- a plurality of block-shaped guide blocks 36 are fixed to the base plate.
- the plurality of guide blocks 36 are arranged at regular intervals at a constant pitch in the plate stacking direction F, like the movable plate 25.
- each guide block 36 is provided with a guide surface portion 37 that tapers in the opposite insertion direction S ⁇ b> 1, which is the opposite direction of the insertion direction S.
- the guide surface portion 37 has a triangular cross-section that tapers toward a top portion 38 that forms a ridge line on the anti-insertion direction S1 side, and each top portion 38 is located at the center of the gap 33 of the movable plate 25 in the plate stacking direction F.
- the guide surface portion 37 including the top portion 38, has a base portion 41 close to the exterior body 15 among the terminals 12 and 13 with respect to the side edge 39 on the insertion direction S side of the terminals 12 and 13 that are in sliding contact with the guide surface portion 37.
- the corresponding portion that is, the portion that can be slidably contacted with the root portion 41 of the terminals 12 and 13 can be slidably contacted with the portion of the terminals 12 and 13 that corresponds to the distal end portion 42 that is far from the exterior body 15, that is, the distal end portion 42. Compared to the portion, it projects relatively in the anti-insertion direction S1.
- the top portion 38 moves from the distal end side of the terminal toward the root side with respect to the side edge 39 on the insertion direction S side of the terminals 12 and 13 (that is, toward the exterior body 15).
- the taper shape is relatively inclined to the anti-insertion direction S1 (upper side in FIG. 5).
- the guide surface portion 37 has a second inclined surface having a relatively large inner angle between the two inclined surfaces on the side opposite to the insertion direction S1 of the first inclined surface portion 43 where the inner angles of the two inclined surfaces are relatively small. It has a structure in which the surface portion 44 is bent so as to be continuous, and has a shape in which the formation range of the second inclined surface portion 44 gradually increases as it goes from the base side of the terminals 12 and 13 toward the tip side. Yes. Accordingly, the guide surface portion 37 protrudes not only in the top portion 38 but also in the inclined surface portion in the anti-insertion direction S1 from the tip of the terminal toward the root side.
- the terminal 12 (13) is deformed such as a warp of the tip portion 42 with respect to the root portion 41 connected to the relatively thick outer package 15 side, that is, the center of the main surface of the film-coated battery 11.
- the deformation amount (warpage amount) of the reference surface 45 increases. Therefore, in the present embodiment, as shown in FIGS. 4 and 5, the portion corresponding to the root portion 41 of the guide surface portion 37 is projected to the anti-insertion direction S1 side as compared with the portion corresponding to the tip portion 42. ing.
- the base portion 41 having a small deformation amount among the terminals 12 and 13 comes into sliding contact with the guide surface portion 37 first, and the terminals 12 and 13 are deformed by the guide surface portion 37. Is gradually corrected and corrected from the root portion 41, and even when the amount of deformation of the tip portion 42 is large, the terminals 12 and 13 can be well guided to the regular gap 33.
- the inclined surfaces of the guide surface portion 37 ensure that the terminals 12 and 13 are in contact with the vicinity of the top portion 38 of the guide surface portion 37. It can be guided to the gap 33.
- the effect is obtained even when the inclination angle of the top portion 38 of the guide surface portion 37 with respect to the terminal side edge 39 is a slight angle of 0.2 ° or more, for example. Similarly, even if the height difference of the top portion 38 of the guide surface portion 37 is a slight dimension of 0.2 mm or more, for example, the desired effect can be obtained.
- the present invention has been described based on the specific embodiments.
- the present invention is not limited to the above-described embodiments, and various modifications can be made.
- the top portion 38 is tapered so that the root side protrudes in the anti-insertion direction S1 from the distal end side.
- the top portion 38A may be formed in a step shape so that the height of the guide surface portion 37A changes stepwise. Even in this case, the base side of the guide surface portion 37 projects in the anti-insertion direction S1 more than the distal end side, and the same effect as the above embodiment can be obtained.
- the shape of the guide surface portion 37 has a triangular cross section.
- the shape is not limited to this, and any shape that tapers in the anti-insertion direction S1 may be used.
- FIG. 37B may have a semicircular arc shape in cross section.
- the slope near the top portion 38B becomes relatively gentle, so that when the terminals 12 and 13 hit the vicinity of the top portion 38B, the terminals Since 12 and 13 may enter a neighboring gap different from the regular gap 33, it is most preferable that the guide surface portion 37 has a triangular cross section as in the above embodiment.
Abstract
Description
Claims (4)
- 所定のプレート積層方向に所定の間隔をあけて配置された複数のプレートの上記間隙に、矩形状をなす外装体の側縁よりタブ状の端子を導出した偏平なフィルム外装電池を、上記プレート積層方向と直交する所定の挿入方向に挿入するフィルム外装電池の挿入案内装置において、
上記フィルム外装電池は、上記端子が導出する外装体の側縁が上記挿入方向に沿う姿勢で挿入され、
かつ、上記フィルム外装電池の挿入時に、上記端子を上記プレートの間隙に案内するガイド部材が設けられ、
このガイド部材は、上記端子のうちで外装体に近い根元部分に対応する部分が、上記端子のうちで外装体から遠い先端部分に対応する部分に比して、相対的に上記反挿入方向へ張り出しているフィルム外装電池の挿入案内装置。 - 上記ガイド部材は、上記挿入方向の反対方向である反挿入方向へ向かって先細りするガイド面部を有している請求項1に記載のフィルム外装電池の挿入案内装置。
- 上記ガイド面部の頂部は、上記端子の挿入方向側の側縁に対し、上記端子の根元部分に対応する部分が、上記反挿入方向に張り出すように傾斜している請求項2に記載のフィルム外装電池の挿入案内装置。
- 上記ガイド面部は、上記頂部へ向かって先細りする断面三角形状をなしている請求項2又は3に記載のフィルム外装電池の挿入案内装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
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KR1020167003088A KR101896162B1 (ko) | 2013-08-14 | 2014-06-19 | 필름 외장 전지의 삽입 안내 장치 |
US14/909,649 US9905815B2 (en) | 2013-08-14 | 2014-06-19 | Insertion guide device for film armored battery |
EP14836505.9A EP3035408B1 (en) | 2013-08-14 | 2014-06-19 | Insertion guide device for film armored battery |
CN201480044229.3A CN105594013B (zh) | 2013-08-14 | 2014-06-19 | 薄膜外装电池的插入导向装置 |
JP2015531740A JP6088054B2 (ja) | 2013-08-14 | 2014-06-19 | フィルム外装電池の挿入案内装置 |
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JP2013168417 | 2013-08-14 | ||
JP2013-168417 | 2013-08-14 |
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EP (1) | EP3035408B1 (ja) |
JP (1) | JP6088054B2 (ja) |
KR (1) | KR101896162B1 (ja) |
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Cited By (4)
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JP2017041429A (ja) * | 2015-08-21 | 2017-02-23 | 日産自動車株式会社 | 電池セル収納装置 |
JP2018125228A (ja) * | 2017-02-03 | 2018-08-09 | 日産自動車株式会社 | チャック装置 |
CN110482176A (zh) * | 2019-08-09 | 2019-11-22 | 苏州富强科技有限公司 | 一种扶正导向机构 |
CN115570049A (zh) * | 2022-10-25 | 2023-01-06 | 宿迁市华力新材料科技有限公司 | 一种腐蚀箔波浪边的矫正装置 |
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US10797285B2 (en) | 2016-04-03 | 2020-10-06 | Cummins Battery Systems North America Llc | Battery pack including plural electrochemical cells encapsulated by encapsulant and method of manufacture |
AT519967B1 (de) * | 2017-06-08 | 2018-12-15 | Avl List Gmbh | Einbauverfahren für batteriezellen in ein gehäuse sowie einbauvorrichtung hierfür |
KR102015901B1 (ko) * | 2019-04-25 | 2019-08-28 | 백영진 | 2차전지셀 케이스 삽입 장치 |
CN110436172A (zh) * | 2019-08-09 | 2019-11-12 | 苏州富强科技有限公司 | 一种顶升式物料取出装置 |
CN113540704B (zh) * | 2021-07-14 | 2023-06-20 | 东莞新能安科技有限公司 | 电池模组及用电设备 |
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- 2014-06-19 KR KR1020167003088A patent/KR101896162B1/ko active IP Right Grant
- 2014-06-19 EP EP14836505.9A patent/EP3035408B1/en active Active
- 2014-06-19 CN CN201480044229.3A patent/CN105594013B/zh active Active
- 2014-06-19 US US14/909,649 patent/US9905815B2/en active Active
- 2014-06-19 JP JP2015531740A patent/JP6088054B2/ja active Active
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JP2017041429A (ja) * | 2015-08-21 | 2017-02-23 | 日産自動車株式会社 | 電池セル収納装置 |
JP2018125228A (ja) * | 2017-02-03 | 2018-08-09 | 日産自動車株式会社 | チャック装置 |
CN110482176A (zh) * | 2019-08-09 | 2019-11-22 | 苏州富强科技有限公司 | 一种扶正导向机构 |
CN115570049A (zh) * | 2022-10-25 | 2023-01-06 | 宿迁市华力新材料科技有限公司 | 一种腐蚀箔波浪边的矫正装置 |
CN115570049B (zh) * | 2022-10-25 | 2023-11-28 | 宿迁市华力新材料科技有限公司 | 一种腐蚀箔波浪边的矫正装置 |
Also Published As
Publication number | Publication date |
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JPWO2015022811A1 (ja) | 2017-03-02 |
KR20160027193A (ko) | 2016-03-09 |
JP6088054B2 (ja) | 2017-03-01 |
EP3035408A4 (en) | 2016-08-31 |
US20160172636A1 (en) | 2016-06-16 |
EP3035408B1 (en) | 2017-08-09 |
US9905815B2 (en) | 2018-02-27 |
KR101896162B1 (ko) | 2018-09-07 |
EP3035408A1 (en) | 2016-06-22 |
CN105594013A (zh) | 2016-05-18 |
CN105594013B (zh) | 2018-01-09 |
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