JPS63298961A - Connecting method for battery - Google Patents
Connecting method for batteryInfo
- Publication number
- JPS63298961A JPS63298961A JP62131538A JP13153887A JPS63298961A JP S63298961 A JPS63298961 A JP S63298961A JP 62131538 A JP62131538 A JP 62131538A JP 13153887 A JP13153887 A JP 13153887A JP S63298961 A JPS63298961 A JP S63298961A
- Authority
- JP
- Japan
- Prior art keywords
- batteries
- battery stack
- laser beams
- battery
- parts
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims description 15
- 239000000463 material Substances 0.000 claims description 13
- 238000005219 brazing Methods 0.000 claims description 5
- 238000005476 soldering Methods 0.000 claims 1
- 238000003466 welding Methods 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000001678 irradiating effect Effects 0.000 abstract description 2
- 229910000679 solder Inorganic materials 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 239000011888 foil Substances 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Classifications
-
- 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
- H01M50/514—Methods for interconnecting adjacent batteries or cells
- H01M50/516—Methods for interconnecting adjacent batteries or cells by welding, soldering or brazing
-
- 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
- H01M50/51—Connection only in series
-
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明は電池例えばボタン形電池またはコイン形電池を
直列あるいは並列に連結する方法に関するものである。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a method for connecting batteries, such as button batteries or coin batteries, in series or in parallel.
従来の電池の連結方法は第４図に示す通シ、ニッケル箔
、ステンレス板等の電導箔１１により、あらかしめ電池
１２を第４図（イ）のように結線しておいてから、折シ
曲げて（ロ）のように組み立てるか、または第５図に示
す通シ、負極缶１３と連結用の嵌合毎１４を抵抗溶接、
レーザー溶接などで、第５図の（イ）のように電池１２
の負極缶１３とを溶着しておき、（ロ）のように他の電
池１２を嵌合毎１４に嵌合し、ヒ→のように組立てて連
結が図られていた。The conventional method of connecting batteries is to connect the batteries 12 with conductive foil 11 such as a wire, nickel foil, or stainless steel plate as shown in FIG. 4, as shown in FIG. Either bend and assemble as shown in (B), or resistance weld the negative electrode can 13 and the connecting fitting 14 through the hole shown in FIG.
The battery 12 is removed by laser welding, etc., as shown in Figure 5 (a).
The negative electrode can 13 is welded to the negative electrode can 13, and the other battery 12 is fitted in each fitting 14 as shown in (B), and the connection is achieved by assembling as shown in (H).
しかし、上記従来方法は蓮結作業工程が複雑にな不とと
もに、連結のための材料部品を必要とした。However, the above conventional method requires a complicated lotus-tying process and also requires material parts for connection.
また最近、ＩＣカード、薄形電卓市場よシ望まれている
薄形化に対して、電導箔、嵌合毎等の連結材料部品の分
だけ厚さが増し、したがって電池全体の総高が高くなシ
、薄形応用器具への対応がむづかしくなってきた。In addition, in response to the recent demand for thinner IC cards and thin calculators, the thickness of the conductive foil and connecting material parts for each mating element has increased, resulting in an increase in the total height of the battery. However, it has become difficult to respond to thin application devices.
本発明は電池表面の接合部分Ｋ、レーザービームを照射
し、直接電池同士を溶着するか、またはろう材を用いて
溶着することによシ、電池連結のための製造工程を簡素
化するとともに、必要とする連結材料部品を省略し、製
造コストの低減を図り、また市場からの電池薄形化への
対応に応じたものである。The present invention simplifies the manufacturing process for connecting batteries by irradiating the joint part K on the battery surface with a laser beam and welding the batteries directly or by using a brazing material. This eliminates the need for connecting material parts, reduces manufacturing costs, and responds to the market's demand for thinner batteries.
本発明は電池外囲器表面の接合部分くレーザービームを
照射し、直接電池同士を溶着するか、または、はんだ等
のろう材にレーザービームを照射し、電池同士を溶着す
る電池の連結方法である。The present invention provides a method for connecting batteries in which the joining parts of the surface of the battery envelope are irradiated with a laser beam to directly weld the batteries together, or the batteries are irradiated with a laser beam to a brazing material such as solder to weld the batteries together. be.
本発明による連結方法は電池同士の間隔が非常に狭いた
め、レーザー溶接方式を用いて溶着を行なうことが特徴
である。The connection method according to the present invention is characterized in that since the distance between the batteries is very narrow, welding is performed using a laser welding method.
レーザービームを用いたレーザー溶接によって、小さな
すき間での溶接が可能となった。Laser welding using a laser beam has made it possible to weld in small gaps.
本発明は２個以上の電池を連結させる際、電池負極臼と
嵌合臼とを接続しないため、嵌合臼としての部品が余分
に使われなくなった。In the present invention, when connecting two or more batteries, the battery negative electrode die and the fitting die are not connected, so that an unnecessary part for the fitting die is no longer used.
また連結用の電導箔を用いないため材料部品を余分に使
わなくなった。Additionally, because conductive foil is not used for connection, unnecessary material parts are no longer used.
これらの材料部品類を除くことによシ、連結された電池
総高を低く設計でき、最近における市場からの要求であ
る電池の薄形化に対応することができるようになった。By eliminating these material parts, the total height of the connected batteries can be designed to be low, making it possible to meet the recent market demand for thinner batteries.
本発明の詳細な説明する。第１図において、２つのボタ
ン形電池１を、直列連結の場合は（イ）のように、並列
連結の場合は（ロ）のように重ね合せ、平行レーザービ
ーム２を集光レンズ３によυ集光し、両電池１の表面が
接触している所、例えば電極缶４と正極缶５とが接触し
ている所を接合部分６とし、接合部分６に集光されたレ
ーザービームを照射し、両電池を溶接する。溶接個所は
一定の強度を保持するため数個所について行ない、連結
された電池外周を絶縁性熱収縮チューブ７で被い負極な
らびに正極端子８を取シ付け、完成品とする。The present invention will be described in detail. In Fig. 1, two button batteries 1 are stacked one on top of the other as shown in (a) when connected in series, and as shown (b) when connected in parallel, and a parallel laser beam 2 is directed through a condenser lens 3. υ is focused, and the area where the surfaces of both batteries 1 are in contact, for example, the area where the electrode can 4 and the positive electrode can 5 are in contact, is defined as the joint part 6, and the joint part 6 is irradiated with the focused laser beam. Then weld both batteries together. Welding is performed at several locations to maintain a constant strength, and the outer periphery of the connected batteries is covered with an insulating heat shrink tube 7, and the negative and positive electrode terminals 8 are attached to form a completed product.
直接レーザー溶接した接合部分６の拡大断面図を、第３
図（イ）に示した。またろう材９としてやに入υはんだ
またはフラックスを塗布したのちはんだを接合部分に置
いてレーザービームにより、はんだ付けした状態を拡大
断面図として第３図（ロ）、（ハ）Ｋ示した。The enlarged cross-sectional view of the joint part 6 directly laser welded is shown in the third figure.
Shown in Figure (a). In addition, enlarged cross-sectional views in FIGS. 3(B) and 3(C) K show a state in which after applying resin-containing solder or flux as the brazing material 9, solder is placed on the joint portion and soldered with a laser beam.
このように本発明の連結方法により接合部品材を必要と
せず、材料部品の節減を図ることができた。In this way, the connection method of the present invention does not require joining parts, making it possible to reduce the number of material parts.
以上のように、本発明の電池の連結方法で組立てられた
電池は、接合部品材の省略ができ、製造原価の低減が図
れるとともに、市場からの薄形指向に対して対応できる
構造を有する電池である。As described above, the battery assembled using the battery connection method of the present invention can omit joining parts materials, reduce manufacturing costs, and has a structure that can respond to the market's demand for thinner shapes. It is.
第１図は本発明のレーザー溶接による連結方法を示す図
で、（イ）は直列連結、（ロ）は並列連結する場合の溶
接方法図である。第２図は本発明により連結された電池
の断面図である。第３図（イ）は電池表面の接合部分に
直接レーザービームを照射した時の接合部分の拡大断面
図で、（ロ）はろう材としてやに入りはんだ、（ハ）は
フラックスとはんだとによる接合部分の拡大断面図であ
る。第４図、第５図は従来の連結方法でなる電池の側面
図である。FIG. 1 is a diagram showing a connection method by laser welding of the present invention, in which (a) is a welding method diagram for serial connection and (b) is a welding method diagram for parallel connection. FIG. 2 is a cross-sectional view of a battery connected according to the present invention. Figure 3 (a) is an enlarged cross-sectional view of the bonded area when the laser beam is directly irradiated to the bonded area on the battery surface, (b) is a flux-cored solder as a brazing material, and (c) is a bonded area with flux and solder. FIG. 3 is an enlarged cross-sectional view of a joint portion. FIGS. 4 and 5 are side views of a battery formed by a conventional connection method.
Claims (2)
において、該電池外囲器の表面の接合部分に直接レーザ
ービームを照射し、前記接合部分を溶着することを特徴
とする電池の連結方法。(1) A method for connecting two or more batteries in series or parallel, characterized in that a laser beam is directly irradiated to the joint portion on the surface of the battery envelope to weld the joint portion. Method.
において、該接合部分にろう材を配置し、該ろう材にレ
ーザービームを照射し、前記接合部分をろう付すること
を特徴とする電池の連結方法。(2) A method for connecting two or more batteries in series or parallel, characterized in that a brazing material is placed in the joint, and the soldering material is irradiated with a laser beam to braze the joint. How to connect batteries.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62131538A JPS63298961A (en) | 1987-05-29 | 1987-05-29 | Connecting method for battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62131538A JPS63298961A (en) | 1987-05-29 | 1987-05-29 | Connecting method for battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63298961A true JPS63298961A (en) | 1988-12-06 |
Family
ID=15060417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP62131538A Pending JPS63298961A (en) | 1987-05-29 | 1987-05-29 | Connecting method for battery |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63298961A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005111142A (en) * | 2003-10-10 | 2005-04-28 | Olympus Corp | Capsule for medical use |
| US7118828B2 (en) | 2002-03-11 | 2006-10-10 | Quallion Llc | Implantable battery |
-
1987
- 1987-05-29 JP JP62131538A patent/JPS63298961A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7118828B2 (en) | 2002-03-11 | 2006-10-10 | Quallion Llc | Implantable battery |
| JP2005111142A (en) * | 2003-10-10 | 2005-04-28 | Olympus Corp | Capsule for medical use |
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