JPH0574904B2 - - Google Patents
Info
- Publication number
- JPH0574904B2 JPH0574904B2 JP59170634A JP17063484A JPH0574904B2 JP H0574904 B2 JPH0574904 B2 JP H0574904B2 JP 59170634 A JP59170634 A JP 59170634A JP 17063484 A JP17063484 A JP 17063484A JP H0574904 B2 JPH0574904 B2 JP H0574904B2
- Authority
- JP
- Japan
- Prior art keywords
- metal plate
- cap
- battery cap
- battery
- cylindrical part
- 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.)
- Expired - Lifetime
Links
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
- H01M50/30—Arrangements for facilitating escape of gases
- H01M50/317—Re-sealable arrangements
- H01M50/325—Re-sealable arrangements comprising deformable valve members, e.g. elastic or flexible valve members
-
- 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)
- Sealing Battery Cases Or Jackets (AREA)
Description
【発明の詳細な説明】
産業上の利用分野
本発明は、安全弁を内部に組み込んだ電池キヤ
ツプの組立体に関するものである。DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to a battery cap assembly incorporating a safety valve therein.
従来例の構成とその問題点
従来この種の電池キヤツプの蓋板をなす金属板
への固定には溶接などによる接続固定する方法が
用いられていた。しかしながら、溶接によるもの
は、溶接条件の設定が困難であり、溶接面の汚れ
等による溶着強度の低下などにより溶着の信頼性
が低かつた。また、キヤツプの金属板の位置出し
等をするため、治具や機械等を使用していたが、
精度が出しにくいなどの問題点もあつた。Conventional Structure and Problems Conventionally, this type of battery cap has been fixed to a metal plate forming a cover plate by a method such as welding. However, in the case of welding, it is difficult to set welding conditions, and the reliability of welding is low due to a decrease in welding strength due to dirt on the welding surface. In addition, jigs and machines were used to position the metal plate of the cap.
There were also problems such as difficulty in achieving accuracy.
発明の目的
本発明は、上記従来の問題点を解消しようとす
るものであり、電池キヤツプのキヤツプの金属板
への固定強度とキヤツプ組立体としての精度を上
げ、かつ信頼性を向上させることを目的とするも
のである。Purpose of the Invention The present invention aims to solve the above-mentioned conventional problems, and aims to improve the fixing strength of a battery cap to a metal plate, the precision of the cap assembly, and the reliability. This is the purpose.
発明の構成
本発明は、円筒状部とこの円筒状部の外周に設
けられ複数の孔を有するツバ部を一体に形成した
電池キヤツプと、前記電池キヤツプの板厚よりも
大きい突出高さをもつた複数の凸状部を設けた金
属板とより構成され、前記電池キヤツプの孔部を
上記金属板の凸状部に嵌合し、電池キヤツプの孔
部より突出した前記金属板の凸状部の端面を圧漬
して両者を固定することを特徴とする。この様に
構成することにより、電池ケースの蓋板をなす金
属板に対する電池キヤツプの固定強度やキヤツプ
組立体としての組立精度を上げ、かつ信頼性を向
上させることが出来るものである。Structure of the Invention The present invention provides a battery cap integrally formed with a cylindrical part and a collar part provided on the outer periphery of the cylindrical part and having a plurality of holes, and a battery cap having a protruding height larger than the plate thickness of the battery cap. and a metal plate provided with a plurality of convex portions, the convex portion of the metal plate fitting the hole of the battery cap into the convex portion of the metal plate, and protruding from the hole of the battery cap. It is characterized by fixing the two by pressing the end faces of the two. With this configuration, it is possible to improve the fixing strength of the battery cap to the metal plate forming the lid plate of the battery case, the assembly precision of the cap assembly, and the reliability.
実施例の説明
以下、本発明の一実施例を図面とともに説明す
る。第１図Ａ，Ｂは本発明の一実施例において、
金属板を絞り加工して形成した電池キヤツプの平
面図と断面図、第２図Ａ，Ｂは金属板の平面図と
断面図、第３図は同電池キヤツプと金属板とを固
定する際の分解斜視図、第４図はその固定完了状
態を示す断面図である。第１図〜第３図におい
て、１は円筒状部２とこの円筒状部２の外周に設
けられ複数の孔３を有するツバ部４とを一体に形
成した電池キヤツプ、５は孔３に対応して複数の
突出する凸状部６を設けた金属板、７は安全弁で
ある。DESCRIPTION OF EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. FIGS. 1A and 1B show an embodiment of the present invention.
A plan view and a sectional view of a battery cap formed by drawing a metal plate, Figures 2A and B are a plan view and a sectional view of the metal plate, and Figure 3 shows the process of fixing the battery cap and the metal plate. The exploded perspective view and FIG. 4 are cross-sectional views showing the state in which the fixing is completed. In Figures 1 to 3, 1 is a battery cap integrally formed with a cylindrical part 2 and a collar part 4 provided on the outer periphery of this cylindrical part 2 and having a plurality of holes 3, and 5 corresponds to the holes 3. A metal plate 7 provided with a plurality of protruding convex portions 6 is a safety valve.
尚、負数の凸状部６の上方への突出高さａは、
電池キヤツプ１の板厚ｂよりも大きく例えばｂが
0.4mmの場合、ａは0.7mmに設定されている。 Note that the upward protrusion height a of the negative convex portion 6 is:
For example, if b is larger than the plate thickness b of the battery cap 1,
In the case of 0.4 mm, a is set to 0.7 mm.
次に電池キヤツプと金属板との固定について説
明する。まず、電池キヤツプ１の円筒状部２への
安全弁７を入れ、円筒状部２の外周に設けられた
複数の孔３を金属板５の上方へ突出する複数の凸
状部６に嵌合する。次に電池キヤツプの孔３より
突出した凸状部６の先端面を圧漬することにより
固定する。これにより、その固定強度は大きく向
上すると共に、溶接の際の溶接条件の困難さや汚
れ等による溶接強度の低下などの不安定さがなく
なる。あわせて、電池キヤツプ１の孔３と金属板
５の凸状部６は、プレス加工により高精度に出来
ており固定後の精度が良くなると共に、孔３と凸
状部６が嵌合されて位置出しが簡単に出来るた
め、治具等を使用する必要がなくなる。 Next, the fixing of the battery cap and the metal plate will be explained. First, the safety valve 7 is inserted into the cylindrical part 2 of the battery cap 1, and the plurality of holes 3 provided on the outer periphery of the cylindrical part 2 are fitted into the plurality of convex parts 6 protruding upward from the metal plate 5. . Next, the tip end surface of the convex portion 6 protruding from the hole 3 of the battery cap is fixed by pressing. As a result, the fixing strength is greatly improved, and instability such as a decrease in welding strength due to difficult welding conditions or dirt etc. during welding is eliminated. In addition, the hole 3 of the battery cap 1 and the convex part 6 of the metal plate 5 are made with high precision by press working, which improves the accuracy after fixing, and the hole 3 and the convex part 6 are fitted. Since positioning is easy, there is no need to use jigs or the like.
発明の効果
このような本発明では次のような効果が得られ
る。Effects of the Invention The present invention provides the following effects.
キヤツプと金属板との固定接続強度が向上す
る。 The fixed connection strength between the cap and the metal plate is improved.
孔と凸状部が嵌合されるため、正確な位置出
しが出来る上に、接続後の精度が向上する。ま
た治具等による位置出しが不用になる。 Since the hole and the convex part fit together, accurate positioning is possible and accuracy after connection is improved. Further, positioning using a jig or the like becomes unnecessary.
接続の信頼性が向上する。 Improves connection reliability.
第１図Ａ，Ｂは本発明の一実施例における電池
キヤツプの平面図と断面図、第２図Ａ，Ｂは金属
板の平面図と断面図、第３図は電池キヤツプと金
属板とを固定する際の斜視図、第４図は固定が完
了した状態を示す断面図である。
１……電池キヤツプ、２……円筒状部、３……
孔、４……ツバ部、５……金属板、６……突出し
た凸状部。
1A and 1B are a plan view and a sectional view of a battery cap according to an embodiment of the present invention, FIGS. 2A and 2B are a plan view and a sectional view of a metal plate, and FIG. 3 is a view of a battery cap and a metal plate. FIG. 4 is a perspective view during fixing, and a sectional view showing a state in which fixing is completed. 1...Battery cap, 2...Cylindrical part, 3...
Hole, 4...Brim portion, 5...Metal plate, 6...Protruding convex portion.
Claims (1)
塞する金属板５と、この金属板の外側中央部に設
けられる電池キヤツプ１と、前記金属板５とキヤ
ツプ１との間で圧縮され、金属板の排気孔を閉塞
する安全弁７とを備え、 前記キヤツプ１は、金属板を絞り加工して円筒
状部２と、複数の孔３を有するツバ部４を円筒状
部の外周に一体に設けたものであり、前記金属板
５は、前記キヤツプ１の板厚よりも大きい突出高
さをもつ複数の凸状部６を設けていて、 この凸状部６をキヤツプ１の孔３に貫通させ、
上方に突出した凸状部６の先端を圧潰してキヤツ
プ１と金属板５とを固定した電池キヤツプの組立
体。[Scope of Claims] 1. A metal plate 5 that closes the opening of a battery case housing a power generation element, a battery cap 1 provided at the center outside of this metal plate, and a space between the metal plate 5 and the cap 1. The cap 1 is made by drawing a metal plate to form a cylindrical part 2 and a collar part 4 having a plurality of holes 3 in the cylindrical part. The metal plate 5 is provided with a plurality of convex portions 6 having a protruding height greater than the plate thickness of the cap 1, and these convex portions 6 are provided on the outer periphery of the cap 1. Penetrate through hole 3,
A battery cap assembly in which a cap 1 and a metal plate 5 are fixed by crushing the tip of an upwardly protruding convex portion 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59170634A JPS6149370A (en) | 1984-08-16 | 1984-08-16 | battery cap assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59170634A JPS6149370A (en) | 1984-08-16 | 1984-08-16 | battery cap assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6149370A JPS6149370A (en) | 1986-03-11 |
| JPH0574904B2 true JPH0574904B2 (en) | 1993-10-19 |
Family
ID=15908509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59170634A Granted JPS6149370A (en) | 1984-08-16 | 1984-08-16 | battery cap assembly |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6149370A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010086782A (en) * | 2008-09-30 | 2010-04-15 | Sanyo Electric Co Ltd | Sealed type battery and its manufacturing method |
| JP2010232089A (en) * | 2009-03-27 | 2010-10-14 | Sanyo Electric Co Ltd | Sealed battery |
| JP2010231966A (en) * | 2009-03-26 | 2010-10-14 | Sanyo Electric Co Ltd | Sealed battery |
| KR101308325B1 (en) * | 2007-09-10 | 2013-09-17 | 삼성에스디아이 주식회사 | Secondary battery |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006285165A (en) * | 2005-03-31 | 2006-10-19 | Katsuragawa Electric Co Ltd | Fixing apparatus and transfer material fixing method |
| KR101308206B1 (en) * | 2007-09-10 | 2013-09-13 | 삼성에스디아이 주식회사 | Cylinder type secondary battery |
-
1984
- 1984-08-16 JP JP59170634A patent/JPS6149370A/en active Granted
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101308325B1 (en) * | 2007-09-10 | 2013-09-17 | 삼성에스디아이 주식회사 | Secondary battery |
| JP2010086782A (en) * | 2008-09-30 | 2010-04-15 | Sanyo Electric Co Ltd | Sealed type battery and its manufacturing method |
| JP2010231966A (en) * | 2009-03-26 | 2010-10-14 | Sanyo Electric Co Ltd | Sealed battery |
| JP2010232089A (en) * | 2009-03-27 | 2010-10-14 | Sanyo Electric Co Ltd | Sealed battery |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6149370A (en) | 1986-03-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS6035947U (en) | Clutch cover with a protrusion for balance correction | |
| JPH0574904B2 (en) | ||
| JPH01127167U (en) | ||
| JPH0234629Y2 (en) | ||
| JPS6341863U (en) | ||
| JPS6162205U (en) | ||
| JPH0272376U (en) | ||
| JPS5813179A (en) | ciel | |
| JPH0299565U (en) | ||
| JPH0442050U (en) | ||
| JPS59149672U (en) | Synthetic resin electrical equipment case | |
| JPH0447263U (en) | ||
| JPH0370058U (en) | ||
| JPS6181837U (en) | ||
| JPS62162404U (en) | ||
| JPS6166863U (en) | ||
| JPH048257U (en) | ||
| JPS61113274U (en) | ||
| JPS62145180U (en) | ||
| JPS5873564U (en) | sealed battery | |
| JPH0478592U (en) | ||
| JPS61114604U (en) | ||
| JPS6396603U (en) | ||
| JPS61101931U (en) | ||
| JPS62198650U (en) |