JPS6027966Y2 - current measurement circuit - Google Patents
current measurement circuitInfo
- Publication number
- JPS6027966Y2 JPS6027966Y2 JP1950978U JP1950978U JPS6027966Y2 JP S6027966 Y2 JPS6027966 Y2 JP S6027966Y2 JP 1950978 U JP1950978 U JP 1950978U JP 1950978 U JP1950978 U JP 1950978U JP S6027966 Y2 JPS6027966 Y2 JP S6027966Y2
- Authority
- JP
- Japan
- Prior art keywords
- output
- ammeter
- switch
- power supply
- extraction section
- 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
Links
Landscapes
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
- Measurement Of Current Or Voltage (AREA)
Description
【考案の詳細な説明】
本考案は、第１直流電源から第１直流出力とり出し部へ
いたる回路および第２直流電源から第２直流出力とり出
し部へいたる回路に、単一の電流計を選択的に接続させ
るように構成した電流測定回路に関する。[Detailed description of the invention] The present invention uses a single ammeter in the circuit from the first DC power supply to the first DC output extraction part and the circuit from the second DC power supply to the second DC output extraction part. The present invention relates to a current measurement circuit configured to be selectively connected.
従来、２つの回路に対して単一の電流計を選択的に接続
させるように構成した電流測定回路は種々知られている
が、一方の回路に電流計を接続した場合、他方の回路が
開放状態となったり、あるいは多数の連動形スイッチを
要するという欠点があった。Conventionally, various current measurement circuits are known in which a single ammeter is selectively connected to two circuits, but when an ammeter is connected to one circuit, the other circuit is open. This method has disadvantages in that it may cause a state of failure, or that it requires a large number of interlocking switches.
本考案は、かかる従来の欠点を除去した電流測定回路を
提供するものであり、本考案の電流測定回路を以下図面
に示した実施例とともに説明する。The present invention provides a current measuring circuit that eliminates such conventional drawbacks, and the current measuring circuit of the present invention will be described below with reference to embodiments shown in the drawings.
第１図において、第１直流電源１の正極２は、第１スイ
ツチ３の可動電極に接続され、第１スイツチ３は正極２
を電流計４の正端子５わよび第１直流出力とり出し部６
の正端子７に択一的に接続するスイッチ作用をなす。In FIG. 1, the positive electrode 2 of the first DC power supply 1 is connected to the movable electrode of the first switch 3, and the first switch 3 is connected to the positive electrode 2 of the first DC power source 1.
to the positive terminal 5 of the ammeter 4 and the first DC output outlet 6
It acts as a switch to selectively connect to the positive terminal 7 of the terminal.
また、第２直流電源８の負極９は、第１スイツチ３と連
動する第２スイツチ１０の可動電極に接続され、第２ス
イツチ１０は負極９を第２直流出力とり出し部１１の負
端子１２および電流計４の負端子１３に択一的に接続す
るスイッチ作用をなす。Further, the negative electrode 9 of the second DC power supply 8 is connected to a movable electrode of a second switch 10 that operates in conjunction with the first switch 3. and performs a switch action to selectively connect to the negative terminal 13 of the ammeter 4.
第２直流出力とり出し部１１の負端子１２と電流計４の
正端子５との間には、第１ダイオード１４が順方向に接
続され、電流計４の負端子１３と第１直流出力とり出し
部６の正端子７との間には、第２ダイオード１５が順方
向に接続されている。A first diode 14 is connected in the forward direction between the negative terminal 12 of the second DC output output section 11 and the positive terminal 5 of the ammeter 4, and the first diode 14 is connected between the negative terminal 13 of the ammeter 4 and the first DC output output. A second diode 15 is connected between the output portion 6 and the positive terminal 7 in the forward direction.
そして、第１直流電源１の負極１６は、第１直流出力と
り出し部６の負端子１７に接続され、第２直流電源８の
正極１８は、第２直流出力とり出し部１１の正端子１９
に接続されている。The negative terminal 16 of the first DC power supply 1 is connected to the negative terminal 17 of the first DC output extraction section 6, and the positive terminal 18 of the second DC power supply 8 is connected to the positive terminal 19 of the second DC output extraction section 11.
It is connected to the.
第１スイツチ３および第２スイツチ１０が図示の切り替
え状態にあるとき、第１直流電源１の直流出力は、第１
スイッチ３．電流計４および第２ダイオード１５を通じ
て第１直流出力とり出し部６にとり出される。When the first switch 3 and the second switch 10 are in the illustrated switching state, the DC output of the first DC power supply 1 is
Switch 3. The current is taken out through the ammeter 4 and the second diode 15 to the first DC output extraction section 6 .
そして、第２直流電源８の直流出力は、第２スイツチ１
０を通じて第２直流出力とり出し部１１にとり出される
。Then, the DC output of the second DC power supply 8 is transmitted to the second switch 1.
0 to the second DC output extraction section 11.
また、第１スイツチ３および第２スイツチ１０を図示の
切り替え状態から反転させた場合には、第１直流電源１
の直流出力は、第１スイツチ３を通じて第１直流出力と
り出し部６にとり出され、第２直流電源８の直流出力は
第２スイツチ１０、電流計４および第１ダイオード１４
を通じて第２直流出力とり出し部１１にとり出される。Further, when the first switch 3 and the second switch 10 are reversed from the switching state shown in the figure, the first DC power supply 1
The DC output of the second DC power supply 8 is taken out through the first switch 3 to the first DC output extraction section 6, and the DC output of the second DC power supply 8 is taken out through the second switch 10, the ammeter 4, and the first diode 14.
The DC output is taken out to the second DC output extraction section 11 through the DC output.
すなわち、相互に連動する第１．第２スイツチ３．１０
を切り替え操作するだけで、２つの電源回路に対して単
一の電流計４を選択的に接続できるのであり、しかも、
電流計４が接続された側の電源回路からは勿論のこと、
他方の電源回路からも直流出力をとり出せるのであり、
種々の電気機器の２電源回路に適用してすぐれた実用的
効果が得られる。That is, the first . 2nd switch 3.10
A single ammeter 4 can be selectively connected to two power supply circuits by simply switching the .
Of course, from the power supply circuit to which ammeter 4 is connected,
DC output can also be taken from the other power supply circuit,
Excellent practical effects can be obtained when applied to dual power supply circuits of various electrical devices.
第２図は、本考案の他の実施例を示し、第１゜第２直流
出力とり出し部６，１１において、一方の負端子１７を
他方の正端子１９に接続腰中間端子２０を設けている点
以外は前述と同様である。FIG. 2 shows another embodiment of the present invention, in which an intermediate terminal 20 is provided to connect one negative terminal 17 to the other positive terminal 19 in the first and second DC output output portions 6 and 11. It is the same as above except that
第１図は本考案の電流測定回路の一実施例の電気回路図
、第２図は本考案の他の実施例の電気回路図である。
１・・・・・・第１直流電源、３・・・・・・第１スイ
ツチ、４・・・・・・電流計、６・・・・・・第１直流
出力とり出し部、８・・・・・・第２直流電源、１０・
・・・・・第２スイツチ、１１・・・・・・第２直流出
力とり出し部、１４・・・・・・第１ダイオード、１５
・・・・・・第２ダイオード。FIG. 1 is an electric circuit diagram of one embodiment of the current measuring circuit of the present invention, and FIG. 2 is an electric circuit diagram of another embodiment of the present invention. DESCRIPTION OF SYMBOLS 1...First DC power supply, 3...First switch, 4...Ammeter, 6...First DC output extraction section, 8... ...Second DC power supply, 10.
...Second switch, 11...Second DC output extraction section, 14...First diode, 15
...Second diode.
Claims (1)
力とり出し部の正端子に択一的に接続する第１スイツチ
、前記第１スイツチに連動しかつ第２直流電源のの負極
を第２直流出力とり出し部の負端子および前記電流計の
負端子に択一的に接続する第２スイツチ、前記第２直流
出力とり出し部の負端子と前記電流計の正端子との間に
順方向に接続された第１ダイオード、ならびに前記電流
計の負端子と前記第１直流出力とり出し部の正端子との
間に順方向に接続された第２ダイオードを備えてなるこ
とを特徴とする電流測定回路。a first switch that selectively connects the positive terminal of the first DC power supply to the positive terminal of the ammeter and the positive terminal of the first DC output extraction section; a second switch selectively connected to the negative terminal of the second DC output extraction section and the negative terminal of the ammeter, between the negative terminal of the second DC output extraction section and the positive terminal of the ammeter; A first diode connected in the forward direction, and a second diode connected in the forward direction between the negative terminal of the ammeter and the positive terminal of the first DC output extraction section. Current measurement circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1950978U JPS6027966Y2 (en) | 1978-02-15 | 1978-02-15 | current measurement circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1950978U JPS6027966Y2 (en) | 1978-02-15 | 1978-02-15 | current measurement circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS54123785U JPS54123785U (en) | 1979-08-29 |
| JPS6027966Y2 true JPS6027966Y2 (en) | 1985-08-23 |
Family
ID=28848744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1950978U Expired JPS6027966Y2 (en) | 1978-02-15 | 1978-02-15 | current measurement circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6027966Y2 (en) |
-
1978
- 1978-02-15 JP JP1950978U patent/JPS6027966Y2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS54123785U (en) | 1979-08-29 |
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