JPS5969645U - emergency lighting equipment - Google Patents
emergency lighting equipmentInfo
- Publication number
- JPS5969645U JPS5969645U JP16482382U JP16482382U JPS5969645U JP S5969645 U JPS5969645 U JP S5969645U JP 16482382 U JP16482382 U JP 16482382U JP 16482382 U JP16482382 U JP 16482382U JP S5969645 U JPS5969645 U JP S5969645U
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- transistor
- storage battery
- down rectifier
- current
- 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
Landscapes
- Stand-By Power Supply Arrangements (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (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
第１図は従来例の回路図、第２図は同上の動作波形図、
第３図は本考案の一実施例の回路図、第４図は本考案の
他の実施例の回路図である。
ＡＣは商用電源、Ｅは降圧整流−路、ＺＤはツエーナダ
イオード、Ｒ１，Ｒ２は抵抗、Ｑはトランジス−タ、Ｑ
ｌはフォトトランジスタ、Ｂは蓄電池、Ｄｌはダイオー
ド、ＰＣはフォトカプラ、Ｒｙはリレー、ｒｙは接点、
Ｌは照明負荷である。Figure 1 is a circuit diagram of a conventional example, Figure 2 is an operating waveform diagram of the same as above,
FIG. 3 is a circuit diagram of one embodiment of the present invention, and FIG. 4 is a circuit diagram of another embodiment of the present invention. AC is a commercial power supply, E is a step-down rectifier, ZD is a Zener diode, R1 and R2 are resistors, Q is a transistor, Q
l is a phototransistor, B is a storage battery, Dl is a diode, PC is a photocoupler, Ry is a relay, ry is a contact,
L is the lighting load.
Claims (3)
に、ツェナ電圧が降圧整流回路の出力電圧の波高値より
も充分に低いツェナダイオードをカソード側がアノード
側よりも高電位となるように限流抵抗を介して接続し、
ツェナダイオードの両端電圧に応じてコレクタ電流を制
御される１ランジスタを設けて、電池電圧が降圧整流回
路の出力電圧の波高値よりも低い蓄電池を上記トランジ
スタのコレクタに直列に接続した回路を、トランジスタ
のオン時に蓄電池に充電電流が流れるように降圧整流回
路の出力端に接続し、降圧整流回路の出力電圧が蓄電池
の電池電圧よりモ低い期間中に、トランジスタのベース
コレクー 夕闇を介して蓄電池から放電する電流を
遮断する放電電流遮断手段を設け、商用電源に接続され
た停電検知リレーの常閉接点を介して蓄電池に接続され
る照明負荷を設けて成・る非常用照明器具。(1) At the output terminal of the step-down rectifier connected to the commercial power supply, connect a Zener diode whose Zener voltage is sufficiently lower than the peak value of the output voltage of the step-down rectifier so that the cathode side has a higher potential than the anode side. Connect through flow resistance,
A transistor is constructed by providing a transistor whose collector current is controlled according to the voltage across the Zener diode, and connecting a storage battery whose battery voltage is lower than the peak value of the output voltage of the step-down rectifier circuit in series with the collector of the transistor. It is connected to the output terminal of the step-down rectifier circuit so that charging current flows to the storage battery when it is turned on, and during the period when the output voltage of the step-down rectifier circuit is lower than the battery voltage of the storage battery, the base voltage of the transistor is connected to the output terminal of the step-down rectifier circuit so that charging current flows to the storage battery through the dusk. An emergency lighting device comprising a discharge current interrupting means for interrupting the discharging current, and a lighting load connected to a storage battery via a normally closed contact of a power failure detection relay connected to a commercial power source.
器具において、ツェナダイオードと限流抵抗との接続点
にトランジスタのベースを接続し、トランジスタのベー
スコレクタ間と、蓄電池と、限流抵抗とにより直列閉回
路を構成し、限流抵抗と蓄電池との間に、蓄電池からの
放電電流を遮断するダイオードを直列に介装して成るも
の。(2) Utility Model Registration Claims In the emergency lighting equipment described in claim 1, the base of the transistor is connected to the connection point between the Zener diode and the current limiting resistor, and the base of the transistor is connected between the base collector of the transistor, the storage battery, and the current limiting resistor. A series closed circuit is formed with the resistor, and a diode is inserted in series between the current limiting resistor and the storage battery to cut off the discharge current from the storage battery.
照明器具において、ツェナダイオードの両端電圧に応じ
てコレクタ電流を制御されるトランジスタを、ツェナダ
イオードの両端電圧により点灯駆動される発光ダイオー
ドに光結合されｉ：フォトトランジスタとして成るもの
。(3) In the emergency lighting equipment described in claim 1 of the utility model registration claim, the transistor whose collector current is controlled according to the voltage across the Zener diode is replaced with a light emitting diode whose lighting is driven by the voltage across the Zener diode. Optically coupled i: Consists of a phototransistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16482382U JPS5969645U (en) | 1982-10-30 | 1982-10-30 | emergency lighting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16482382U JPS5969645U (en) | 1982-10-30 | 1982-10-30 | emergency lighting equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5969645U true JPS5969645U (en) | 1984-05-11 |
Family
ID=30361256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16482382U Pending JPS5969645U (en) | 1982-10-30 | 1982-10-30 | emergency lighting equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5969645U (en) |
-
1982
- 1982-10-30 JP JP16482382U patent/JPS5969645U/en active Pending
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