JP2003217561A - Cylindrical battery - Google Patents
Cylindrical batteryInfo
- Publication number
- JP2003217561A JP2003217561A JP2002011410A JP2002011410A JP2003217561A JP 2003217561 A JP2003217561 A JP 2003217561A JP 2002011410 A JP2002011410 A JP 2002011410A JP 2002011410 A JP2002011410 A JP 2002011410A JP 2003217561 A JP2003217561 A JP 2003217561A
- Authority
- JP
- Japan
- Prior art keywords
- negative electrode
- electrode terminal
- surface layer
- battery
- cylindrical
- 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.)
- Granted
Links
Classifications
-
- 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
- Sealing Battery Cases Or Jackets (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、単１型アルカリ乾
電池（ＬＲ２０）などの筒形電池に関するものである。TECHNICAL FIELD The present invention relates to a cylindrical battery such as an AA alkaline battery (LR20).
【０００２】[0002]
【従来の技術】複数個の筒形電池を直列に配列すると
き、正負極の逆転によって誤接続される恐れがあるた
め、従来はニッケルめっき鋼板からなる負極端子の表面
に３個ほどの絶縁突起を付設することにより、こうした
誤接続を防止せんとしていた。そして、この絶縁突起の
付設に当たっては、その生産性を重視して紫外線硬化型
樹脂を負極端子の表面に塗布する方法が広く採用されて
いた。2. Description of the Related Art When a plurality of cylindrical batteries are arranged in series, there is a risk of incorrect connection due to the reversal of the positive and negative electrodes. It was intended to prevent such an incorrect connection by installing a. When attaching the insulating protrusions, a method of applying an ultraviolet curable resin to the surface of the negative electrode terminal has been widely adopted, placing importance on productivity.
【０００３】[0003]
【発明が解決しようとする課題】しかし、これでは、負
極端子の表面に汚れが付着していると、紫外線硬化型樹
脂を塗布しても十分な接着強度が得られず、絶縁突起が
負極端子から簡単に剥離してしまう危険性があった。However, in this case, if the surface of the negative electrode terminal is contaminated, sufficient adhesive strength cannot be obtained even if the ultraviolet curable resin is applied, and the insulating protrusions are not attached to the negative electrode terminal. There was a risk that it would be easily peeled off.
【０００４】本発明は、このような事情に鑑み、絶縁突
起の固着強度を安定化して負極端子から剥離しにくく
し、それによって直列配列時の誤接続を確実に防止する
ことが可能な筒形電池を提供することを目的とする。In view of the above circumstances, the present invention has a cylindrical shape that stabilizes the fixing strength of the insulating protrusions and makes it difficult for the insulating protrusions to be peeled from the negative electrode terminal, thereby reliably preventing erroneous connection during series arrangement. The purpose is to provide a battery.
【０００５】[0005]
【課題を解決するための手段】まず、本発明のうち請求
項１に係る発明は、筒形の正極缶に発電要素を挿設し、
この正極缶の開口部に負極端子を嵌着し、この負極端子
の表面に絶縁突起を付設した筒形電池において、前記負
極端子の材料として、分散めっき表層を備えた鋼板を採
用して構成される。First, the invention according to claim 1 of the present invention is to install a power generating element in a cylindrical positive electrode can,
In a cylindrical battery in which a negative electrode terminal is fitted in the opening of the positive electrode can and an insulating protrusion is provided on the surface of the negative electrode terminal, a steel plate having a dispersion plating surface layer is adopted as the material of the negative electrode terminal. It
【０００６】こうした構成を採用することにより、めっ
き表層に内在する粒子が負極端子の表面に微小な凹凸を
形成し、絶縁突起と負極端子との接触面積が増して固着
強度が安定化するように作用する。By adopting such a structure, particles existing in the plating surface layer form minute irregularities on the surface of the negative electrode terminal, the contact area between the insulating protrusion and the negative electrode terminal is increased, and the fixing strength is stabilized. To work.
【０００７】また、本発明のうち請求項２に係る発明
は、筒形の正極缶に発電要素を挿設し、この正極缶の開
口部に負極端子を嵌着し、この負極端子の表面に絶縁突
起を付設した筒形電池において、前記負極端子の材料と
して、ニッケル−黒鉛分散めっき表層を備えた鋼板を採
用して構成される。In the invention according to claim 2 of the present invention, the power generating element is inserted into the cylindrical positive electrode can, the negative electrode terminal is fitted in the opening of the positive electrode can, and the surface of the negative electrode terminal is fitted. In a tubular battery provided with an insulating protrusion, a steel plate having a nickel-graphite dispersed plating surface layer is adopted as a material of the negative electrode terminal.
【０００８】さらに、本発明のうち請求項３に係る発明
は、上記ニッケル−黒鉛分散めっき表層中の黒鉛粒子の
粒径を０．１〜２μｍとして構成される。Further, in the invention according to claim 3 of the present invention, the particle size of the graphite particles in the surface layer of the nickel-graphite dispersion plating is 0.1 to 2 μm.
【０００９】これらの構成により、ニッケルめっき表層
に内在する黒鉛粒子が負極端子の表面に微小な凹凸を形
成し、絶縁突起と負極端子との接触面積が増して固着強
度が安定化するように作用する。With these configurations, the graphite particles contained in the nickel plating surface layer form minute irregularities on the surface of the negative electrode terminal, and the contact area between the insulating protrusion and the negative electrode terminal increases to stabilize the fixing strength. To do.
【００１０】[0010]
【発明の実施の形態】以下、本発明の実施形態について
説明する。BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below.
【００１１】本発明に係る筒形電池は円筒形の正極缶を
有しており、この正極缶には発電要素が挿設されてい
る。また、この正極缶の開口部には負極端子が嵌着され
ており、この負極端子の表面には紫外線硬化型樹脂から
なる複数個（例えば、３個）の絶縁突起が円周上に所定
の角度間隔（例えば、１２０°間隔）で接着されて付設
されている。ところで、この負極端子の材料としては、
ニッケル−黒鉛分散めっき表層を備えた鋼板が用いられ
ており、その黒鉛粒子の粒径は０．１〜２μｍとなって
いる。The tubular battery according to the present invention has a cylindrical positive electrode can, and a power generating element is inserted in the positive electrode can. A negative electrode terminal is fitted in the opening of the positive electrode can, and a plurality of (for example, three) insulating protrusions made of an ultraviolet curable resin are circumferentially formed on the surface of the negative electrode terminal at predetermined intervals. They are attached by being attached at angular intervals (for example, 120 ° intervals). By the way, as the material of this negative electrode terminal,
A steel sheet having a nickel-graphite dispersed plating surface layer is used, and the particle size of the graphite particles is 0.1 to 2 μm.
【００１２】したがって、負極端子の表面にはニッケル
めっき表層に内在する黒鉛粒子によって微小な凹凸が形
成されるため、絶縁突起との接触面積が増して固着強度
が安定化する。その結果、絶縁突起は負極端子から剥離
しにくくなるので、これらの絶縁突起によって直列配列
時の誤接続を確実に防止することができる。Therefore, since minute irregularities are formed on the surface of the negative electrode terminal by the graphite particles existing in the nickel plating surface layer, the contact area with the insulating protrusion is increased and the fixing strength is stabilized. As a result, the insulating protrusions are less likely to be peeled off from the negative electrode terminal, so that these insulating protrusions can reliably prevent erroneous connection during series arrangement.
【００１３】上述した効果を確認するため、本発明に係
る筒形電池と従来の筒形電池（ニッケルめっき鋼板から
なる負極端子を備えた筒形電池）とを１０００個ずつ試
作し、これら２種類の筒形電池につき、試作直後および
６０℃１０日保存後において絶縁突起の剥離試験を実施
した。なお、筒形電池の種類はいずれも単１型アルカリ
乾電池（ＬＲ２０）である。その結果、試作直後では、
従来の筒形電池は１０００個のうち１個（０．１％）に
絶縁突起の剥離が見られたのに対し、本発明に係る筒形
電池で絶縁突起の剥離が見られたものは皆無であった。
一方、６０℃１０日保存後においては、従来の筒形電池
は１００個のうち１５個（１５％）に絶縁突起の剥離が
見られたのに対し、本発明に係る筒形電池で絶縁突起の
剥離が見られたものは皆無であった。また、これら２種
類の筒形電池について剥離強度を求めたところ、従来の
筒形電池では２ｋｇ／ｍｍの単位強度であったに対し、
本発明に係る筒形電池では６ｋｇ／ｍｍの単位強度、す
なわち従来の筒形電池の３倍もの単位強度が得られた。
これらの結果はすべて、負極端子と絶縁突起との接触面
積が増して固着強度が安定化しているためであると考え
られる。In order to confirm the above-mentioned effects, 1000 tubular batteries according to the present invention and 1000 conventional tubular batteries (cylindrical battery having a negative electrode terminal made of a nickel-plated steel plate) were prototyped, and these two types were prepared. The cylindrical battery of No. 2 was subjected to a peeling test for insulating protrusions immediately after trial production and after storage at 60 ° C. for 10 days. It should be noted that the type of the tubular battery is a type 1 alkaline dry battery (LR20). As a result, immediately after the prototype,
In the conventional tubular battery, one out of 1,000 (0.1%) peeled off the insulating protrusion, whereas none of the tubular batteries according to the present invention peeled off the insulating protrusion. Met.
On the other hand, after storage at 60 ° C. for 10 days, the insulation protrusions were peeled off in 15 (15%) out of 100 of the conventional cylindrical batteries. No peeling was observed. Further, the peel strength of these two types of cylindrical batteries was determined, and the unit strength of the conventional cylindrical battery was 2 kg / mm, whereas
The cylindrical battery according to the present invention obtained a unit strength of 6 kg / mm, that is, a unit strength three times that of the conventional cylindrical battery.
It is considered that all of these results are because the contact area between the negative electrode terminal and the insulating protrusion is increased and the fixing strength is stabilized.
【００１４】なお、上述の実施形態においては、ニッケ
ル−黒鉛分散めっき表層を備えた鋼板を負極端子の材料
に用いた場合について説明したが、これ以外の分散めっ
き表層（例えば、シリコンカーバイトセラミック分散め
っき表層、ＰＴＦＥ（ポリテトラフルオロエチレン）分
散めっき表層など）を備えた鋼板を採用することも可能
である。In the above embodiment, the case where the steel sheet having the nickel-graphite dispersion plating surface layer is used as the material of the negative electrode terminal has been described, but other dispersion plating surface layers (for example, silicon carbide ceramic dispersion) are used. It is also possible to employ a steel plate provided with a plating surface layer, a PTFE (polytetrafluoroethylene) dispersion plating surface layer, etc.).
【００１５】[0015]
【発明の効果】以上説明したように、本発明のうち請求
項１に係る発明によれば、めっき表層に内在する粒子が
負極端子の表面に微小な凹凸を形成し、絶縁突起と負極
端子との接触面積が増して固着強度が安定化することか
ら、絶縁突起の固着強度を安定化して負極端子から剥離
しにくくし、それによって直列配列時の誤接続を確実に
防止することが可能な筒形電池を提供することができ
る。As described above, according to the invention of claim 1 of the present invention, the particles contained in the plating surface layer form minute irregularities on the surface of the negative electrode terminal, and the insulating protrusion and the negative electrode terminal are formed. Since the contact area is increased and the fixing strength is stabilized, the fixing strength of the insulating protrusions is stabilized to make it difficult to peel off from the negative electrode terminal, thereby reliably preventing erroneous connection during series arrangement. A shaped battery can be provided.
【００１６】また、本発明のうち請求項２、３に係る発
明によれば、ニッケルめっき表層に内在する黒鉛粒子が
負極端子の表面に微小な凹凸を形成し、絶縁突起と負極
端子との接触面積が増して固着強度が安定化することか
ら、絶縁突起の固着強度を安定化して負極端子から剥離
しにくくし、それによって直列配列時の誤接続を確実に
防止することが可能な筒形電池を提供することができ
る。According to the second and third aspects of the present invention, the graphite particles contained in the nickel-plated surface layer form minute irregularities on the surface of the negative electrode terminal, so that the insulating protrusion contacts the negative electrode terminal. Since the area is increased and the fixing strength is stabilized, the fixing strength of the insulating protrusions is stabilized and it is difficult for the insulating protrusion to be peeled off from the negative electrode terminal, thereby reliably preventing erroneous connection during series arrangement. Can be provided.
───────────────────────────────────────────────────── フロントページの続き (72)発明者 筒井 清英 東京都港区新橋５丁目36番11号 エフ・デ ィー・ケイ株式会社内 Ｆターム(参考） 5H011 AA03 CC06 DD18 EE04 5H022 AA07 BB22 CC01 KK04 ─────────────────────────────────────────────────── ─── Continued front page (72) Inventor Kiyohide Tsutsui F-de, 5-36-1 Shimbashi, Minato-ku, Tokyo K.K Co., Ltd. F-term (reference) 5H011 AA03 CC06 DD18 EE04 5H022 AA07 BB22 CC01 KK04
Claims (3)
正極缶の開口部に負極端子を嵌着し、この負極端子の表
面に絶縁突起を付設した筒形電池において、 前記負極端子の材料として、分散めっき表層を備えた鋼
板を採用したことを特徴とする筒形電池。1. A tubular battery in which a power generating element is inserted in a tubular positive electrode can, a negative electrode terminal is fitted in an opening of the positive electrode can, and an insulating protrusion is provided on the surface of the negative electrode terminal. A cylindrical battery characterized in that a steel plate having a dispersion-plated surface layer is adopted as a material for the terminal.
正極缶の開口部に負極端子を嵌着し、この負極端子の表
面に絶縁突起を付設した筒形電池において、 前記負極端子の材料として、ニッケル−黒鉛分散めっき
表層を備えた鋼板を採用したことを特徴とする筒形電
池。2. A tubular battery in which a power generating element is inserted in a cylindrical positive electrode can, a negative electrode terminal is fitted in the opening of the positive electrode can, and an insulating protrusion is provided on the surface of the negative electrode terminal. A tubular battery comprising a steel plate having a nickel-graphite dispersed plating surface layer as a material of the terminal.
粒子の粒径を０．１〜２μｍとしたことを特徴とする請
求項２に記載の筒形電池。3. The cylindrical battery according to claim 2, wherein the particle size of the graphite particles in the surface layer of the nickel-graphite dispersed plating is 0.1 to 2 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002011410A JP3928431B2 (en) | 2002-01-21 | 2002-01-21 | Cylindrical battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002011410A JP3928431B2 (en) | 2002-01-21 | 2002-01-21 | Cylindrical battery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2003217561A true JP2003217561A (en) | 2003-07-31 |
| JP3928431B2 JP3928431B2 (en) | 2007-06-13 |
Family
ID=27648898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2002011410A Expired - Lifetime JP3928431B2 (en) | 2002-01-21 | 2002-01-21 | Cylindrical battery |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3928431B2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007023622A1 (en) * | 2005-08-22 | 2007-03-01 | Fdk Energy Co., Ltd. | Battery terminal, battery, and battery holder |
| JP2009064651A (en) * | 2007-09-06 | 2009-03-26 | Fdk Energy Co Ltd | Alkaline battery and nickel-plated steel plate |
-
2002
- 2002-01-21 JP JP2002011410A patent/JP3928431B2/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007023622A1 (en) * | 2005-08-22 | 2007-03-01 | Fdk Energy Co., Ltd. | Battery terminal, battery, and battery holder |
| JP2007059068A (en) * | 2005-08-22 | 2007-03-08 | Fdk Energy Co Ltd | Battery terminal, battery, and battery holder |
| JP2009064651A (en) * | 2007-09-06 | 2009-03-26 | Fdk Energy Co Ltd | Alkaline battery and nickel-plated steel plate |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3928431B2 (en) | 2007-06-13 |
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Free format text: JAPANESE INTERMEDIATE CODE: R250 |
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