JPS6289436A - Electronic clock with solar battery - Google Patents
Electronic clock with solar batteryInfo
- Publication number
- JPS6289436A JPS6289436A JP22926685A JP22926685A JPS6289436A JP S6289436 A JPS6289436 A JP S6289436A JP 22926685 A JP22926685 A JP 22926685A JP 22926685 A JP22926685 A JP 22926685A JP S6289436 A JPS6289436 A JP S6289436A
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- switching element
- electronic
- secondary battery
- solar battery
- 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
- 230000000694 effects Effects 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Electromechanical Clocks (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明は太陽電池付螺子時バｔの過充電防止装置（以下
、リミッタ回路と呼ぶ）に関する。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to an overcharge prevention device (hereinafter referred to as a limiter circuit) for a screw batt with a solar battery.
本発明は太１−電池と２次電池と電子時計回路を有する
太陽電池付電子時計において、定電圧素子とスイッチン
グ素子を使うことによって、リミッタの回路構成を簡単
にしコス） ｕ ｐを押えたものである。The present invention is an electronic timepiece equipped with a solar cell that has a large battery, a secondary battery, and an electronic timepiece circuit, and by using a constant voltage element and a switching element, the circuit configuration of the limiter is simplified and costs are reduced. It is.
従来の太陽イ池付゛市子時計のリミッタ回路は、特開昭
５９−６７９６６に示す様に回路構成が複雑であり、ス
イッチング素子を制御するが難しい。The limiter circuit of a conventional solar-powered city watch has a complicated circuit configuration, as shown in Japanese Patent Laid-Open No. 59-67966, and it is difficult to control the switching elements.
〔発明が解決しようとする問題点及び目的〕しかし、前
述の従来技術では、回路構成が複雑である為に電圧調整
が難しいという問題点を有する。[Problems and Objectives to be Solved by the Invention] However, the above-mentioned prior art has a problem in that voltage adjustment is difficult due to the complicated circuit configuration.
そこで本発明ｄこのよう々問題点を解決するもので、そ
の目的とするところは、スイッチング素子の開閉を定ぼ
圧素子で制御し調整不ｌ＆（けリミッタ回路を提供する
ところにある。SUMMARY OF THE INVENTION The present invention is intended to solve these problems, and its purpose is to provide an adjustable limiter circuit in which the opening and closing of a switching element is controlled by a constant pressure element.
本発明の太陽″１１！池付は子時計ｅ−１，１）太１ｍ
電池の光畦経路内に２次電池と直列接続されたスイッチ
ング素子、
ｂ）該２次電池と該スイッチング素子とを電源に接続し
た電子時計回路、
Ｃ）該スイッチング素子のスイッチ開閉を制御する定電
圧素子とからなることを特徴とする。The sun of the present invention ``11! With pond is a child clock e-1, 1) Thick 1m
a switching element connected in series with the secondary battery in the light ridge path of the battery; b) an electronic clock circuit that connects the secondary battery and the switching element to a power source; c) a constant that controls opening and closing of the switch of the switching element. It is characterized by consisting of a voltage element.
本発明の上記構成によれば、定電圧素子でスイッチング
素子の開閉を制御し、電子時計回路を動作しながら、２
次電池に充電する。又、太陽電池に光があたらない時は
放電ダイオードを介して電子時針回路に成源を供給する
。According to the above configuration of the present invention, the opening and closing of the switching element is controlled by the constant voltage element, and while the electronic timepiece circuit is operating, two
Next charge the battery. Also, when the solar cell is not exposed to light, a source of energy is supplied to the electronic hour hand circuit via the discharge diode.
〔実施例〕 第１図は本発明の実施例における回路図である。〔Example〕 FIG. 1 is a circuit diagram in an embodiment of the present invention.
太＋１［池１．定電圧累子２，２次電池３、電子時計回
路４、スイッチング素子５、放電ダイオード６、逆流防
止ダイオード７から構成されろ。Ta + 1 [ike 1. It is composed of a constant voltage regulator 2, a secondary battery 3, an electronic clock circuit 4, a switching element 5, a discharge diode 6, and a backflow prevention diode 7.
以下に回路の詳糾１を説明する。Detail 1 of the circuit will be explained below.
太陽電池１で発生する′ポ流は定電圧素子２の制御によ
るスイッチング素子のＯＮで２次Ｆｌｆａ３に充電され
る。The 'po current generated in the solar cell 1 is charged into the secondary Flfa 3 when the switching element is turned on under the control of the constant voltage element 2.
又、第２図のグラフに示す様に２次電池６の電圧（Ｖｍ
ａ）が低くくてもＶｓｓのば圧は充分高いので電子時計
回路は作動する。In addition, as shown in the graph of FIG. 2, the voltage of the secondary battery 6 (Vm
Even if a) is low, the voltage of Vss is sufficiently high so that the electronic clock circuit operates.
リミッタ回路の特性は第３図に示す様に照度の大きさに
かかわらず、はぼ同じ電圧で、それ以上は充電されない
。As shown in FIG. 3, the characteristics of the limiter circuit are that the voltage is approximately the same regardless of the intensity of illuminance, and no further charging occurs.
太陽′電池１に光があたらない時は、２次畦６ハ６より
放電ダイオード６を介して、電子時計回路４に重圧が供
給される。When the solar cell 1 is not exposed to light, heavy pressure is supplied to the electronic clock circuit 4 from the secondary ridge 6 via the discharge diode 6.
なお、足ぼ圧素子２ ｉｔ、任意のＶＴＨを有する素子
を選び設ｉｔすればよく、Ｌ Ｉ！３１）、ツェナーダ
イオード・ｔｃ釉々の定電圧素子が可能である。Note that the foot pressure element 2 only needs to be selected and installed with an element having an arbitrary VTH. 31) A constant voltage element such as a Zener diode or TC glaze is possible.
また放置ダイオード６は、ＦＫＴ＠ｔ ｃのトランジス
タによっても可能である。The left diode 6 can also be formed by an FKT@tc transistor.
以上１ホベたように発明すれば、２次電池に充電されて
いなくても（ｏｖ）’ｙｅｔ子時計回路を動作させるこ
とができるという効果を有する。The invention as described above has the effect that the (ov)'yet child clock circuit can be operated even if the secondary battery is not charged.
リミッタ回路の構成は簡単であり、コストを安くするこ
とができる。The configuration of the limiter circuit is simple and the cost can be reduced.
第１図は本発明の太陽電池付電子時計の一実施例な示す
回路図
第２図は＠１図のＶｓｃ・Ｖｍａの電圧特性を示すグラ
フ
第６図は第１図のリミッタ特性を示すグラフト・・・・
・太陽電池
２・・・・・・定電圧素子
６・・・・２次電池
４・・・・・・電子時計回路
５・・・・・スイッチング素子
６・・・・・・放電ダイオード
７・・・・・逆流防止ダイオード。
大渇雷セ付電）時計の回路圀
第１ 日
−Ｖｓｃ
ＶＳＣ−ＶＳＳ電已響−翌のグ゛ラフ
→ 粘照友
リミ・・２９瞬Ｍ生のグラフ
第３図Fig. 1 is a circuit diagram showing an embodiment of the solar cell electronic watch of the present invention. Fig. 2 is a graph showing the Vsc/Vma voltage characteristics of Fig. 1. Fig. 6 is a graph showing the limiter characteristics of Fig. 1.・・・・・・
- Solar cell 2... Constant voltage element 6... Secondary battery 4... Electronic clock circuit 5... Switching element 6... Discharge diode 7. ...Reverse flow prevention diode. 1st day of the circuit of the clock - Vsc VSC - VSS Denkyo - Next graph → Keterutomo Rimi... 29th moment M student's graph Figure 3
Claims (2)
太陽電池付電子時計において、 ｂ）該太陽電池の充電経路内に該２次電池 と直列接続されたスイッチング素子 ｃ）該２次電池と該スイッチング素子とを 電源に接続した該電子時計回路 ｄ）該スイッチング素子のスイッチ開閉を 制御する定電圧素子とからなることを特徴とする太陽電
池付電子時計(1) a) A solar battery-equipped electronic watch having a solar battery, a secondary battery, and an electronic clock circuit, b) a switching element connected in series with the secondary battery in the charging path of the solar battery, and c) the secondary battery. The electronic timepiece with a solar cell, characterized in that the electronic timepiece circuit comprises: d) a constant voltage element that controls opening and closing of the switching element;
いて ｂ）前記スイッチング素子はトランジスタ、ｃ）前記定
電圧素子はダイオード であることを特徴とする太陽電池付電子時計(2) a) An electronic timepiece with a solar cell according to claim 1, characterized in that b) the switching element is a transistor, and c) the constant voltage element is a diode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22926685A JPS6289436A (en) | 1985-10-15 | 1985-10-15 | Electronic clock with solar battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22926685A JPS6289436A (en) | 1985-10-15 | 1985-10-15 | Electronic clock with solar battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6289436A true JPS6289436A (en) | 1987-04-23 |
Family
ID=16889416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP22926685A Pending JPS6289436A (en) | 1985-10-15 | 1985-10-15 | Electronic clock with solar battery |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6289436A (en) |
-
1985
- 1985-10-15 JP JP22926685A patent/JPS6289436A/en active Pending
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