JP2013048032A - Cylindrical battery - Google Patents
Cylindrical battery Download PDFInfo
- Publication number
- JP2013048032A JP2013048032A JP2011185586A JP2011185586A JP2013048032A JP 2013048032 A JP2013048032 A JP 2013048032A JP 2011185586 A JP2011185586 A JP 2011185586A JP 2011185586 A JP2011185586 A JP 2011185586A JP 2013048032 A JP2013048032 A JP 2013048032A
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- JP
- Japan
- Prior art keywords
- cylindrical battery
- insulating plate
- sealing body
- opening
- circular
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- Withdrawn
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- 238000007789 sealing Methods 0.000 claims abstract description 22
- 230000002093 peripheral effect Effects 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 238000004080 punching Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 238000004040 coloring Methods 0.000 description 1
- 238000010191 image analysis Methods 0.000 description 1
- 239000003550 marker Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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
- Connection Of Batteries Or Terminals (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
Description
本発明は、一方極の端子を兼ねる外装缶の開口部に、他方極の端子を兼ねる封口体が配置されることによって密閉された円筒形電池に関する。 The present invention relates to a cylindrical battery that is sealed by disposing a sealing body that also serves as a terminal of the other electrode at an opening of an outer can that also serves as a terminal of one electrode.
近年、携帯用機器の普及に伴い、円筒形電池は様々な用途において使用されている。また、円筒形電池は、用途に応じて電池の仕様が決められるので、電池外形が同じであっても、電池の内部構造が異なる様々なタイプの電池が生産されている。
従来、これら電池外形が同じであって電池の内部構造、内部材料が異なる様々なタイプの電池を識別するために、電池の外装缶と封口体との短絡を防止する封口体の主面上に配置された絶縁板に色を付したり、電池に標識を印字したりしていた。（特許文献１）
In recent years, with the spread of portable devices, cylindrical batteries are used in various applications. In addition, since the specification of the battery of the cylindrical battery is determined according to the use, various types of batteries having different battery internal structures are produced even if the battery outer shape is the same.
Conventionally, in order to identify various types of batteries with the same battery external shape but different battery internal structure and internal material, on the main surface of the sealing body that prevents a short circuit between the battery outer can and the sealing body. The arranged insulating plate was colored or a sign was printed on the battery. (Patent Document 1)
しかしながら、封口体の主面上に配置された絶縁板に色を付したり、電池に標識を印字したりする方法であると、製造工程が複雑となり製造コストがアップするという課題がある。そこで、本発明は上記課題を解決するためになされたものであって、複雑な工程を導入することなく、識別標識を付した円筒形電池を提供することを目的とする。 However, the method of coloring the insulating plate disposed on the main surface of the sealing body or printing the mark on the battery has a problem that the manufacturing process becomes complicated and the manufacturing cost increases. Accordingly, the present invention has been made to solve the above-described problems, and an object thereof is to provide a cylindrical battery with an identification mark without introducing a complicated process.
上記課題を解決するために、本発明の円筒形電池は、一方極の端子を兼ねる外装缶の開口部に、他方極の端子を兼ねる封口体が配置されることによって密閉された円筒形電池であって、封口体の主面上には、外装缶と封口体との短絡を防止するための絶縁板が配置されており、絶縁板は、外周が円形であって、中心に円形の開口を有しており、絶縁板の開口の内周縁又はその近傍には、円筒形電池を識別する標識として、凹部が設けられていることを特徴とする。 In order to solve the above-described problems, the cylindrical battery of the present invention is a cylindrical battery that is sealed by disposing a sealing body that also serves as a terminal of the other electrode in an opening of an outer can that also serves as a terminal of one electrode. An insulating plate for preventing a short circuit between the outer can and the sealing body is disposed on the main surface of the sealing body. The insulating plate has a circular outer periphery and a circular opening at the center. And a recess is provided on the inner peripheral edge of the opening of the insulating plate or in the vicinity thereof as a mark for identifying the cylindrical battery.
また、凹部は、抜き部であって、切り欠きまたは透孔とするのが好ましい。また、識別標識は、凹部の数、または凹部の位置によって表されているのが好ましい。また、切り欠きの外観形状が、略円弧状、略V字または略U字形状のいずれかであり、透孔の外観形状が、略円形、楕円形または多角形のいずれかであるのが好ましい。また、絶縁板の外周が外装チューブで覆われているのが好ましい。 Moreover, it is preferable that a recessed part is a cutout part, Comprising: It is set as a notch or a through-hole. The identification mark is preferably represented by the number of recesses or the position of the recesses. Further, the external shape of the notch is preferably a substantially arc shape, a substantially V shape or a substantially U shape, and the external shape of the through hole is preferably a substantially circular shape, an elliptical shape or a polygonal shape. . Moreover, it is preferable that the outer periphery of the insulating plate is covered with an exterior tube.
本発明の円筒形電池によると、円筒形電池を識別する標識が、絶縁板に、凹部を設けることにより付与されているので、封口体の主面上に配置された絶縁板に色を付したり、電池に標識を印字したりする方法のように複雑な工程を導入することなく、円筒形電池を提供することができる。 According to the cylindrical battery of the present invention, since the marker for identifying the cylindrical battery is given by providing the insulating plate with a recess, the insulating plate arranged on the main surface of the sealing body is colored. In addition, a cylindrical battery can be provided without introducing complicated processes such as a method of printing a sign on the battery.
また、識別標識は、絶縁板に、凹部を設けることにより付与されているので、抜き金型を入れ替えるだけで識別標識を付すことができ、円筒形電池の製造コストをアップさせることがない。
In addition, since the identification mark is provided by providing a recess in the insulating plate, the identification mark can be attached only by replacing the punching die, and the manufacturing cost of the cylindrical battery is not increased.
また、凹部は、外周が円形であって、中心に円形の開口を有している絶縁板の開口の内周縁又はその近傍に設けられているので、電池を外装チューブで被覆しても、外装チューブで覆われない封口体主面中央付近に、凹部を配置することができる。これにより、電池を外装チューブで被覆しても凹部が外装チューブによって遮蔽されることがない。 In addition, the recess has a circular outer periphery and is provided at or near the inner periphery of the opening of the insulating plate having a circular opening at the center. A recessed part can be arrange | positioned in the center vicinity of the sealing body main surface which is not covered with a tube. Thereby, even if a battery is coat | covered with an exterior tube, a recessed part is not shielded by an exterior tube.
また、識別標識は、凹部の数、又は凹部の位置によって表すことができるので、様々なパターンの識別標識を構成することができる。このため、識別すべき円筒形電池の種類が増えた場合でも、対応しやすいというメリットある。 In addition, since the identification mark can be represented by the number of recesses or the position of the recesses, various patterns of identification marks can be configured. For this reason, there is a merit that it is easy to cope even when the types of cylindrical batteries to be identified increase.
また、凹部が抜き部であって切り欠きまたは透孔である場合、切り欠きの外観形状が、略円弧状、略V字または略U字形状のいずれかであり、透孔の外観形状が、略円形、楕円形または多角形のいずれかであると、識別標識である、凹部を視認しやすく、また、画像解析装置等の複雑な装置を用いなくても、簡便な装置により自動識別できるというメリットがある。 Further, when the concave portion is a cut-out portion and is a notch or a through hole, the outer shape of the notch is either a substantially arc shape, a substantially V shape or a substantially U shape, and the outer shape of the through hole is If it is approximately circular, elliptical or polygonal, it is easy to visually recognize the concave portion, which is an identification mark, and it can be automatically identified by a simple device without using a complicated device such as an image analysis device. There are benefits.
以下に、本発明の円筒形電池の形態を図１〜３に基づいて説明する。ただし、本発明はこれに限定されるものでなく、その要旨を変更しない範囲で適宜変更して実施することができる。 Below, the form of the cylindrical battery of this invention is demonstrated based on FIGS. However, the present invention is not limited to this, and can be implemented with appropriate modifications without departing from the scope of the invention.
本発明の円筒形電池は、図１に示すように、有底円筒形の金属外装缶２の開口部が正極キャップと蓋体とからなる封口体１によって、金属外装缶２とは絶縁された状態で、密閉されている。封口体の主面を構成する蓋体の上には、外周が円形であって、中心に円形の開口を有している絶縁板３が、外装缶２と封口体１の短絡を防止するために配置されている。 As shown in FIG. 1, the cylindrical battery of the present invention has an opening of a bottomed cylindrical metal outer can 2 insulated from the metal outer can 2 by a sealing body 1 composed of a positive electrode cap and a lid. The state is sealed. An insulating plate 3 having a circular outer periphery and having a circular opening at the center prevents a short circuit between the outer can 2 and the sealing body 1 on the lid body constituting the main surface of the sealing body. Is arranged.
絶縁板３は、外周が円形であって、中心に円形の開口を有しており、絶縁板の開口の内周縁には、円筒形電池を識別する標識である凹部として、略V字状の外観形状を有する切り欠き４が設けられている。また、絶縁板３は、図１に示すように、中心の円形の開口部分に、封口体１の正極キャップが挿通されるようにして配置される。 このとき、略V字状の切り欠き４は、封口体１の正極キャップと接する位置に配置される。 The insulating plate 3 has a circular outer periphery and has a circular opening at the center. The inner peripheral edge of the opening of the insulating plate has a substantially V-shaped recess as a mark for identifying a cylindrical battery. A cutout 4 having an external shape is provided. Further, as shown in FIG. 1, the insulating plate 3 is arranged so that the positive electrode cap of the sealing body 1 is inserted through a circular opening at the center. At this time, the substantially V-shaped cutout 4 is disposed at a position in contact with the positive electrode cap of the sealing body 1.
また、絶縁板３は、図２の平面図に示すような外観を有している。具体的には、絶縁板３の中心開口の内周縁又はその近傍には、略V字状の切り欠き４が設けられている。絶縁板３は、樹脂シートを抜き金型でもって打ち抜くことによって作製される。 The insulating plate 3 has an appearance as shown in the plan view of FIG. Specifically, a substantially V-shaped notch 4 is provided at or near the inner periphery of the central opening of the insulating plate 3. The insulating plate 3 is produced by punching a resin sheet with a punching die.
略V字状の切り欠き４は、図２（ａ）に示すように、１個のみ形成するだけでなく、図２（ｂ）に示すように、複数個形成することができる。この場合、切り欠き４の個数や、切り欠き４同志の位置関係、例えば、図２（ｂ）のように、２つの切り欠き４を円形の中心に対して対向したり、図示しないが、２つの切り欠き４を円形の中心に９０度の位置関係とすることでもって、識別情報を表示することができる。また、略V字状の切り欠き４に代え、図２（ｃ）に示すように、絶縁板３の中心開口の内周縁の近傍に、凹部として、円形の外観形状を有する透孔５を形成することもできる。また、このような透孔５に代え、絶縁板３を貫通していない凹部とすることもできる。 The substantially V-shaped notch 4 can be formed not only as shown in FIG. 2 (a) but also as shown in FIG. 2 (b). In this case, the number of the notches 4 and the positional relationship between the notches 4, for example, as shown in FIG. The identification information can be displayed by setting the two notches 4 at 90 degrees with respect to the center of the circle. Further, in place of the substantially V-shaped notch 4, as shown in FIG. 2C, a through hole 5 having a circular appearance is formed as a recess in the vicinity of the inner peripheral edge of the central opening of the insulating plate 3. You can also Moreover, it can replace with such a through-hole 5, and can also be set as the recessed part which has not penetrated the insulating board 3. FIG.
図２では、外観形状が略V字状の切り欠き４及び円形の透孔５のみ示したが、切り欠きの場合は、略V字状の切り欠き４に代え、略円弧状または略U字形状とすることができ、透孔の場合は、楕円形または多角形とすることができる。 In FIG. 2, only the cutout 4 and the circular through-hole 5 that are substantially V-shaped in appearance are shown. However, in the case of the cutout, the substantially V-shaped cutout 4 is used instead of the substantially V-shaped cutout 4. In the case of a through-hole, it can be oval or polygonal.
また、本発明の円筒形電池は、図３に示すように、封口体１の正極キャップ及び金属外装缶２の底の部分を除いて外装チューブ６で覆われ、絶縁板３の外周が外装チューブで覆われている。この場合、図３に示すように、外装チューブ６と正極キャップ間の隙間から、絶縁板３の中心の円形の開口部分又はその近傍が露出している。これにより、円筒形電池が外装チューブ６で覆われていても、略V字状の切り欠き４が外観に現れ、視認することができる。 In addition, as shown in FIG. 3, the cylindrical battery of the present invention is covered with the outer tube 6 except for the positive electrode cap of the sealing body 1 and the bottom portion of the metal outer can 2, and the outer periphery of the insulating plate 3 is the outer tube. Covered with. In this case, as shown in FIG. 3, the circular opening at the center of the insulating plate 3 or the vicinity thereof is exposed from the gap between the outer tube 6 and the positive electrode cap. Thereby, even if a cylindrical battery is covered with the exterior tube 6, the substantially V-shaped notch 4 appears in the appearance and can be visually recognized.
尚、絶縁板３は、樹脂シートを抜き金型でもって打ち抜くことによって作製されるので、抜き金型を交換するだけで、略V字状の切り欠きの個数、位置及び外観形状を容易に変更することができる。 Since the insulating plate 3 is manufactured by punching a resin sheet with a punching die, the number, position, and appearance of substantially V-shaped notches can be easily changed by simply replacing the punching die. can do.
１…封口体、２…外装缶、３…絶縁板、４…V字状の切り欠き、５…透孔、６…外装チューブ
DESCRIPTION OF SYMBOLS 1 ... Sealing body, 2 ... Exterior can, 3 ... Insulating plate, 4 ... V-shaped notch, 5 ... Through-hole, 6 ... Exterior tube
Claims (6)
前記封口体の主面上には、外装缶と封口体との短絡を防止するための絶縁板が配置されており、
前記絶縁板は、外周が円形であって、中心に円形の開口を有しており、
前記絶縁板の開口の内周縁又はその近傍には、当該円筒形電池を識別する標識として、凹部が設けられていることを特徴とする円筒形電池。 A cylindrical battery that is sealed by disposing a sealing body that also serves as a terminal of the other electrode in the opening of the outer can that also serves as a terminal of one electrode,
On the main surface of the sealing body, an insulating plate for preventing a short circuit between the outer can and the sealing body is disposed,
The insulating plate has a circular outer periphery and has a circular opening in the center;
A cylindrical battery characterized in that a recess is provided as an indicator for identifying the cylindrical battery at or near the inner peripheral edge of the opening of the insulating plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011185586A JP2013048032A (en) | 2011-08-29 | 2011-08-29 | Cylindrical battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011185586A JP2013048032A (en) | 2011-08-29 | 2011-08-29 | Cylindrical battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2013048032A true JP2013048032A (en) | 2013-03-07 |
Family
ID=48010932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2011185586A Withdrawn JP2013048032A (en) | 2011-08-29 | 2011-08-29 | Cylindrical battery |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2013048032A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104332584A (en) * | 2014-11-07 | 2015-02-04 | 宁波超霸能源有限公司 | Insulating structure of 3V lithium battery |
-
2011
- 2011-08-29 JP JP2011185586A patent/JP2013048032A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104332584A (en) * | 2014-11-07 | 2015-02-04 | 宁波超霸能源有限公司 | Insulating structure of 3V lithium battery |
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