JP2878633B2 - Electrode plate holding structure - Google Patents
Electrode plate holding structureInfo
- Publication number
- JP2878633B2 JP2878633B2 JP7348742A JP34874295A JP2878633B2 JP 2878633 B2 JP2878633 B2 JP 2878633B2 JP 7348742 A JP7348742 A JP 7348742A JP 34874295 A JP34874295 A JP 34874295A JP 2878633 B2 JP2878633 B2 JP 2878633B2
- Authority
- JP
- Japan
- Prior art keywords
- electrode plate
- contact portion
- circuit board
- battery
- holding structure
- 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 - Fee Related
Links
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 238000005452 bending Methods 0.000 claims description 3
- 239000000428 dust Substances 0.000 description 6
- 238000005304 joining Methods 0.000 description 4
- 238000005476 soldering Methods 0.000 description 4
- 238000003466 welding Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000000034 method Methods 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
-
- 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)
- Mounting Of Printed Circuit Boards And The Like (AREA)
- Electric Clocks (AREA)
- Electromechanical Clocks (AREA)
- Mounting Components In General For Electric Apparatus (AREA)
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、時計等における回
路基板と電池とを電気的に接続する電極板の保持構造に
関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electrode plate holding structure for electrically connecting a circuit board and a battery in a timepiece or the like.
【０００２】[0002]
【従来の技術】一般に回路基板と電気的に接続する電極
板は、その一方の端部が回路基板上の導電パターンに半
田付、レーザー溶接、スポット溶接等により接合されて
おり、他方の端部が電池の電極に接触するように構成さ
れていた。このような従来の電極板は、上記のように半
田付等でその一方の端部が回路基板に接合されることに
より保持されるものであった。2. Description of the Related Art Generally, an electrode plate electrically connected to a circuit board has one end joined to a conductive pattern on the circuit board by soldering, laser welding, spot welding, or the like, and the other end. Was configured to contact the electrode of the battery. Such a conventional electrode plate is held by joining one end to a circuit board by soldering or the like as described above.
【０００３】[0003]
【発明が解決しようとする課題】上記従来の電極板の保
持構造においては、半田付等の接合工程が必要であり、
工数が増加すると共に接合工程用の設備も必要となり、
製造コストが高くなるという課題があった。The above-described conventional electrode plate holding structure requires a joining step such as soldering.
As man-hours increase, equipment for the joining process is also required,
There was a problem that the manufacturing cost was high.
【０００４】また、実公平７−３１５５１号公報に示さ
れているように、ダストカバーで押圧することにより、
回路ブロックの端子と電極板の端部を下板の受溝内に圧
入して接触させる構造も提案されているが、ダストカバ
ーを支持板に取り付ける際に電極板が外れてしまう可能
性があり、組立・修理時における作業性が悪いという課
題があった。Further, as shown in Japanese Utility Model Publication No. Hei 7-31551, by pressing with a dust cover,
A structure has been proposed in which the terminal of the circuit block and the end of the electrode plate are pressed into the receiving groove of the lower plate to make contact, but when the dust cover is attached to the support plate, the electrode plate may come off. However, there is a problem that workability during assembly and repair is poor.
【０００５】本発明は、上記課題に鑑みなされたもの
で、その目的は、接合工程を削減してコストの低減を可
能にし、更に、組立・修理時等ダストカバーを嵌着させ
る際に外れることのない電極板の保持構造を提供するこ
とにある。SUMMARY OF THE INVENTION The present invention has been made in consideration of the above problems, and has as its object to reduce the number of joining steps and to reduce the cost, and to remove the dust cover when fitting the dust cover at the time of assembly or repair. An object of the present invention is to provide an electrode plate holding structure free of any problem.
【０００６】[0006]
【課題を解決するための手段】本発明の電極板保持構造
は、支持板と該支持板に取り付けるカバーとの間に設け
られた回路基板上の導電パターンと電池とを電気的に接
続する電極板の保持構造において、前記支持板に設けら
れた位置決め用突出部と、前記回路基板に設けられ、前
記位置決め用突出部が挿通される位置決め用の貫通孔
と、前記回路基板上の前記貫通孔の近傍に設けられ前記
導電パターンに連設された接点部と、前記位置決め用突
出部に外嵌されて前記接点部に接触するコイル状の圧接
部が一方の端部に形成され、前記電池に接触する電池接
触部が他方の端部に形成された電極板と、前記カバーに
設けられ、前記圧接部を前記回路基板上の接点部との間
で圧縮しながら前記位置決め用突出部に嵌合される受部
と、からなるものである。また、この電極板保持構造に
おいては、前記回路基板の外周部に凹部を設け、前記電
極板の圧接部と電池接触部との間に前記凹部に係合する
折曲部を設けており、更に、前記電極板をホーミング線
を曲げることにより形成している。According to the present invention, there is provided an electrode plate holding structure comprising an electrode for electrically connecting a battery to a conductive pattern on a circuit board provided between a support plate and a cover attached to the support plate. In the plate holding structure, a positioning protrusion provided on the support plate, a positioning through hole provided on the circuit board, through which the positioning protrusion is inserted, and the through hole on the circuit board And a contact portion provided in the vicinity of the conductive pattern and a coil-shaped pressure contact portion which is fitted to the positioning protrusion and is in contact with the contact portion is formed at one end, and the battery has a contact portion. A battery contact portion to be contacted is provided on the cover and an electrode plate formed at the other end, and the press contact portion is fitted to the positioning protrusion while being compressed between a contact portion on the circuit board. And the receiving part That. Further, in this electrode plate holding structure, a concave portion is provided on an outer peripheral portion of the circuit board, and a bent portion that engages with the concave portion is provided between a press contact portion of the electrode plate and a battery contact portion, The electrode plate is formed by bending a homing wire.
【０００７】[0007]
【発明の実施の形態】本発明の電極板保持構造におい
て、電極板の一方の端部にはコイル状の圧接部が設けら
れている。この圧接部は、下板又は中板からなる支持板
の位置決め用突出部に外嵌されて位置決めされている。
一方、回路基板は、その位置決め用の貫通孔に支持板の
位置決め用突出部が挿通されることにより位置決めされ
ており、この貫通孔周縁の接点部に電極板の圧接部が接
触する。更に、ダストカバー等のカバーを支持板に取り
付けることにより、カバーの受部で電極板の圧接部が圧
縮され、接点部に圧接されて確実な接触を得ることがで
きる。また、回路基板の外周部に形成した凹部に電極板
の圧接部と電池接触部との間の折曲部を係合させること
により、電池との接触により電池接触部に加わる負荷が
圧接部に伝わることを防ぎ、安定した接触を保つことが
できる構造となっている。DESCRIPTION OF THE PREFERRED EMBODIMENTS In the electrode plate holding structure of the present invention, a coil-shaped press contact portion is provided at one end of the electrode plate. The press-contact portion is positioned by being externally fitted to a positioning protruding portion of a support plate formed of a lower plate or a middle plate.
On the other hand, the circuit board is positioned by inserting the positioning protrusion of the support plate into the positioning through hole, and the press contact portion of the electrode plate comes into contact with the contact portion on the periphery of the through hole. Further, by attaching a cover such as a dust cover to the support plate, the press-contact portion of the electrode plate is compressed at the receiving portion of the cover, and is pressed against the contact portion, so that reliable contact can be obtained. Also, by engaging the bent portion between the pressure contact portion of the electrode plate and the battery contact portion with the concave portion formed on the outer peripheral portion of the circuit board, a load applied to the battery contact portion due to contact with the battery is applied to the pressure contact portion. It is structured to prevent transmission and maintain stable contact.
【０００８】[0008]
【実施例】図１は本発明の一実施例に係る電極板保持構
造を示す分解斜視図、図２は図１に示す保持構造の断面
図、図３は平面図である。２は下板又は中板からなる支
持板であり、本実施例においては図中上方が開口したト
レー状の下板で構成されている。この支持板２内には、
指針、指針を駆動する輪列及びモーター（図示せず）並
びに電池４が配設されている。この支持板２の内底面２
ａには、円柱形状の根元部６ａと、この根元部６ａより
も径が小さい先端部６ｂとからなる位置決め用突出部６
が形成されている。1 is an exploded perspective view showing an electrode plate holding structure according to one embodiment of the present invention, FIG. 2 is a sectional view of the holding structure shown in FIG. 1, and FIG. 3 is a plan view. Reference numeral 2 denotes a support plate formed of a lower plate or a middle plate. In this embodiment, the support plate 2 is constituted by a tray-like lower plate having an upper opening in the drawing. In this support plate 2,
A pointer, a wheel train and a motor (not shown) for driving the pointer, and a battery 4 are provided. Inner bottom surface 2 of this support plate 2
a has a positioning protruding portion 6 having a columnar root portion 6a and a tip portion 6b having a smaller diameter than the root portion 6a.
Are formed.
【０００９】８はモーター等を駆動するための回路等が
搭載された回路基板であり、位置決め用突出部６に対応
する位置に位置決め用の貫通孔１０が設けられている。
この貫通孔１０の周縁には円形又は円の一部をなす形状
の接点部１２が形成されている。この接点部１２は、回
路等との電気的接続を図るための導電パターン１４に連
設されている。また、この回路基板８の貫通孔１０付近
の外周部８ａには凹部１６が設けられている。Reference numeral 8 denotes a circuit board on which a circuit for driving a motor and the like is mounted, and a positioning through-hole 10 is provided at a position corresponding to the positioning projection 6.
A contact portion 12 having a circular shape or a part of a circle is formed on the periphery of the through hole 10. The contact portion 12 is connected to a conductive pattern 14 for electrical connection with a circuit or the like. In addition, a concave portion 16 is provided in an outer peripheral portion 8 a of the circuit board 8 near the through hole 10.
【００１０】１８はホーミング線からなる電極板であ
り、その一方の端部にはコイル状に形成され且つ位置決
め用突出部６の先端部６ｂに外嵌可能な圧接部２０が設
けられており、他方の端部には電池４に接触する電池接
触部２２が設けられている。本実施例における電池接触
部２２は、渦巻き状に巻回されて弾性を有するように構
成されている。また、圧接部２０と電池接触部２２との
間には、回路基板８の凹部１６に係合する折曲部２４が
設けられている。本実施例における折曲部２４は、圧接
部２０の端部から垂直下方に向かって折れ曲がるように
形成されている。Reference numeral 18 denotes an electrode plate formed of a homing wire. One end of the electrode plate is provided with a press-contact portion 20 formed in a coil shape and capable of being externally fitted to the tip 6b of the positioning projection 6. At the other end, a battery contact portion 22 that contacts the battery 4 is provided. The battery contact portion 22 in this embodiment is configured to be spirally wound and have elasticity. A bent portion 24 that engages with the concave portion 16 of the circuit board 8 is provided between the press contact portion 20 and the battery contact portion 22. The bent portion 24 in the present embodiment is formed to bend vertically downward from the end of the press contact portion 20.
【００１１】２６は支持板２の開口部分を覆うダストカ
バー等からなるカバーであり、その下面２６ａには位置
決め用突出部６の先端部６ｂに嵌合する円筒形状の受部
２８が設けられている。Reference numeral 26 denotes a cover made of a dust cover or the like for covering the opening of the support plate 2. A lower surface 26a of the cover 26 is provided with a cylindrical receiving portion 28 fitted to the tip 6b of the positioning projection 6. I have.
【００１２】上記各部品は以下に示すように組み立てら
れている。即ち、はじめに、支持板２内に回路基板８を
嵌め込み、このときに位置決め用突出部６が貫通孔１０
に挿通されて回路基板８は位置決めされる。この貫通孔
１０は、図２に示すように、位置決め用突出部６の先端
部６ｂに適合するものであるため、回路基板８は根元部
６ａの上に載置される。次に、回路基板８の上方に飛び
出した位置決め用突出部６の先端部６ｂに電極板１８の
圧接部２０を外嵌させ、更にこのときに折曲部２４を回
路基板８の凹部１６に係合させる。また、このときに電
池接触部２２は、支持板２内の電池４の電極に接する位
置に収納される。その後、カバー２６を支持板２に被
せ、その受部２８を位置決め用突出部６の先端部６ｂに
嵌合させる。このときに、受部２８により電極板１８の
圧接部２０が押圧され、受部２８と回路基板８との間で
圧縮される。この結果、圧接部２０は接点部１２に一定
の圧力で接触することになる。The above components are assembled as described below. That is, first, the circuit board 8 is fitted into the support plate 2, and at this time, the positioning projection 6 is
And the circuit board 8 is positioned. As shown in FIG. 2, the through hole 10 is adapted to fit to the tip 6b of the positioning projection 6, so that the circuit board 8 is placed on the base 6a. Next, the press contact portion 20 of the electrode plate 18 is externally fitted to the distal end portion 6b of the positioning projecting portion 6 protruding above the circuit board 8, and at this time, the bent portion 24 is engaged with the concave portion 16 of the circuit board 8. Combine. At this time, the battery contact portion 22 is housed in the support plate 2 at a position in contact with the electrode of the battery 4. After that, the cover 26 is put on the support plate 2, and the receiving portion 28 is fitted to the distal end 6 b of the positioning projection 6. At this time, the pressure contact portion 20 of the electrode plate 18 is pressed by the receiving portion 28 and is compressed between the receiving portion 28 and the circuit board 8. As a result, the press contact portion 20 comes into contact with the contact portion 12 with a constant pressure.
【００１３】また、電極板１８の折曲部２４を回路基板
８の凹部１６に係合させることにより、図３に示すよう
に、電池４で電池接触部２２が矢印３０の方向から押圧
されても、その押圧力による電池接触部２２の変形負荷
は凹部１６に係合する折曲部２４で食い止められ、圧接
部２０が変形したりその位置がずれたりすることがない
ものである。Further, by engaging the bent portion 24 of the electrode plate 18 with the concave portion 16 of the circuit board 8, the battery contact portion 22 is pressed by the battery 4 in the direction of arrow 30 as shown in FIG. Also, the deformation load of the battery contact portion 22 due to the pressing force is prevented by the bent portion 24 engaging with the concave portion 16, so that the press contact portion 20 is not deformed or its position is displaced.
【００１４】[0014]
【発明の効果】本発明によれば、電極板を位置決め用突
出部に外嵌させるだけで所定位置に取り付けることがで
きるので、半田付や溶接等の工程を削減することがで
き、工数削減による量産性の向上によりコストを下げる
ことができる。According to the present invention, since the electrode plate can be attached to a predetermined position simply by fitting the electrode plate to the positioning projection, the steps such as soldering and welding can be reduced, and the number of steps can be reduced. Cost can be reduced by improving mass productivity.
【００１５】また、電極板の圧接部は、カバーの受部に
より圧縮されて回路基板上の接点部に圧接されているの
で、振動等で圧接部が接点部から離れてしまうことがな
く、確実な接触を保つことができる。Further, since the pressure contact portion of the electrode plate is compressed by the receiving portion of the cover and pressed against the contact portion on the circuit board, the pressure contact portion does not separate from the contact portion due to vibration or the like. Contact can be maintained.
【００１６】更に、組立又は分解途中においても電極板
は位置決め用突出部により位置決めされているので、組
立・修理時における電極板の取扱が容易であり、作業性
を向上させることができる。Further, since the electrode plate is positioned by the positioning projection even during assembly or disassembly, handling of the electrode plate during assembly and repair is easy, and workability can be improved.
【００１７】更にまた、電極板の折曲部を回路基板の凹
部に係合させているので、電池接触部に作用する変形負
荷が圧接部に伝わらず、圧接部と接点部とを確実且つ安
定して接触させることができる。Further, since the bent portion of the electrode plate is engaged with the concave portion of the circuit board, a deformation load acting on the battery contact portion is not transmitted to the press contact portion, and the press contact portion and the contact portion are reliably and stably formed. Contact.
【００１８】また、電極板はホーミング線のみからなる
ものであるため、電極板を製造する際にはホーミング線
を曲げるだけで製造することができ、コストがかからな
いものである。Further, since the electrode plate is formed only of the homing wire, the electrode plate can be manufactured only by bending the homing wire when manufacturing the electrode plate, so that no cost is required.
【図１】本発明の一実施例に係る電極板保持構造を示す
分解斜視図である。FIG. 1 is an exploded perspective view showing an electrode plate holding structure according to an embodiment of the present invention.
【図２】図１に示す電極板保持構造の断面図である。FIG. 2 is a sectional view of the electrode plate holding structure shown in FIG.
【図３】図１に示す電極板保持構造の平面図である。FIG. 3 is a plan view of the electrode plate holding structure shown in FIG.
２ 支持板 ４ 電池 ６ 位置決め用突出部 ８ 回路基板 １０ 貫通孔 １２ 接点部 １４ 導電パターン １６ 凹部 １８ 電極板 ２０ 圧接部 ２２ 電池接触部 ２４ 折曲部 ２６ カバー ２８ 受部 Reference Signs List 2 Support plate 4 Battery 6 Positioning protrusion 8 Circuit board 10 Through hole 12 Contact part 14 Conductive pattern 16 Concave part 18 Electrode plate 20 Pressure contact part 22 Battery contact part 24 Bent part 26 Cover 28 Receiving part
Claims (3)
の間に設けられた回路基板上の導電パターンと電池とを
電気的に接続する電極板の保持構造において、 前記支持板に設けられた位置決め用突出部と、 前記回路基板に設けられ、前記位置決め用突出部が挿通
される位置決め用の貫通孔と、 前記回路基板上の前記貫通孔の近傍に設けられ前記導電
パターンに連設された接点部と、 前記位置決め用突出部に外嵌されて前記接点部に接触す
るコイル状の圧接部が一方の端部に形成され、前記電池
に接触する電池接触部が他方の端部に形成された電極板
と、 前記カバーに設けられ、前記圧接部を前記回路基板上の
接点部との間で圧縮しながら前記位置決め用突出部に嵌
合される受部と、 からなることを特徴とする電極板保持構造。1. A holding structure for an electrode plate for electrically connecting a battery to a conductive pattern on a circuit board provided between a support plate and a cover attached to the support plate, wherein the support plate is provided on the support plate. A positioning protrusion, a positioning through-hole provided on the circuit board, through which the positioning protrusion is inserted, and a positioning through-hole provided on the circuit board near the through-hole and connected to the conductive pattern. A contact portion, a coil-shaped pressure contact portion that is fitted to the positioning protrusion and contacts the contact portion is formed at one end, and a battery contact portion that contacts the battery is formed at the other end. And a receiving portion provided on the cover and fitted to the positioning projection while compressing the pressure contact portion between the contact portion on the circuit board. Electrode plate holding structure.
記電極板の圧接部と電池接触部との間に前記凹部に係合
する折曲部を設けたことを特徴とする請求項１記載の電
極板保持構造。2. The circuit board according to claim 1, wherein a concave portion is provided on an outer peripheral portion of the circuit board, and a bent portion which engages with the concave portion is provided between a press contact portion of the electrode plate and a battery contact portion. The electrode plate holding structure described in the above.
により形成されていることを特徴とする請求項１又は２
記載の電極板保持構造。3. The electrode plate according to claim 1, wherein the electrode plate is formed by bending a homing wire.
The electrode plate holding structure described in the above.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7348742A JP2878633B2 (en) | 1995-12-19 | 1995-12-19 | Electrode plate holding structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7348742A JP2878633B2 (en) | 1995-12-19 | 1995-12-19 | Electrode plate holding structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH09172275A JPH09172275A (en) | 1997-06-30 |
| JP2878633B2 true JP2878633B2 (en) | 1999-04-05 |
Family
ID=18399067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7348742A Expired - Fee Related JP2878633B2 (en) | 1995-12-19 | 1995-12-19 | Electrode plate holding structure |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2878633B2 (en) |
-
1995
- 1995-12-19 JP JP7348742A patent/JP2878633B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH09172275A (en) | 1997-06-30 |
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