CN205546096U - Domestic LED emergency light of controllable formula of switch - Google Patents
Domestic LED emergency light of controllable formula of switch Download PDFInfo
- Publication number
- CN205546096U CN205546096U CN201620314375.XU CN201620314375U CN205546096U CN 205546096 U CN205546096 U CN 205546096U CN 201620314375 U CN201620314375 U CN 201620314375U CN 205546096 U CN205546096 U CN 205546096U
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- China
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- audion
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- colelctor electrode
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- electric capacity
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- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
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Abstract
The utility model discloses a domestic LED emergency light of controllable formula of switch, when mains power supply, when outage, control section on the lamps and lanterns carries out automatic identification according to " opening " or " pass " signal of wall switch, and the bright of control lamp is gone out. The any change that it goes without doing of former wall switch, only need during the installation as ordinary lamps and lanterns in contact with two power cords can, the installation is simple, convenient to use just satisfies safety standard.
Description
Technical field
This utility model relates to a kind of household LED emergency light, a kind of switch controllable household LED emergency light safe and easy to use.
Background technology
Household LED emergency light is when civil power (220V) power-off, can be powered by emergency cell immediately, starts the light fixture of emergency lighting.The household LED emergency light controlled by external switch on wall at present, can be turned off (during such as daytime or nighttime sleep generation civil power power-off) when need not emergency lighting by switch on wall, to save battery consumption, improves the crash time.But existing switch controllable type LED emergency light is a diode that control can be provided to identify signal in parallel on switch, installs trouble, and changes the characteristic of switch on wall, fails safety standards.
Summary of the invention
This utility model is to solve the above-mentioned technical problem existing for prior art, it is provided that a kind of switch controllable household LED emergency light safe and easy to use.
nullTechnical solution of the present utility model is: a kind of switch controllable household LED emergency light，It is provided with and switchs the electric capacity C1 connected，The other end of electric capacity C1 connects with rectifier bridge，It is connected to electric capacity C2 between output terminals A and the negative terminal of rectifier bridge，Output terminals A one tunnel of rectifier bridge passes sequentially through forward diode D3、The forward LED being in parallel and electric capacity C4、Accumulator E connects with the negative terminal of rectifier bridge and earth terminal，Another road passes sequentially through negative sense stabilivolt D1、Resistance R3 connects the base stage of audion Q1，The colelctor electrode of audion Q1 is connected by resistance R2 and 220V zero-power line end and connects one end of rectifier bridge，The grounded emitter end of audion Q1，With the electric capacity C3 being in parallel between colelctor electrode and the emitter stage of audion Q1、Resistance R4 connects and ground connection，The grounded emitter end of audion Q2；nullThe colelctor electrode of described audion Q1 connects with the base stage of audion Q2，Colelctor electrode one tunnel of audion Q2 passes sequentially through resistance R5、R6 connects with the input of electric capacity C1，Resistance R5、R6 is connected and terminates the positive pole of accumulator E，Another road of the colelctor electrode of audion Q2 connects with the base stage of audion Q3，The grounded emitter end of audion Q3，The colelctor electrode of audion Q3 resistance R7 in parallel、Electric capacity C5 connects with inductance coil L，The other end of inductance coil L is connected with the positive pole of LED by forward diode D4，The negative pole of LED connects with the centre tap of inductance coil L，The colelctor electrode of audion Q3 also base stage with audion Q4 connects，Audion Q3、The equal earth terminal of emitter stage of Q4，Negative sense diode D2 it is connected between base stage and the emitter stage of audion Q4，The colelctor electrode of audion Q4 connects with the positive pole of diode D4.
This utility model is when mains-supplied, power-off, and the control part on light fixture identifies automatically according to "ON" or the "Off" signal of switch on wall, controls the light on and off of lamp.Without parallel-connection light-emitting diodes at switch, only need during installation as ordinary lamp and lantern, connect two 220V power lines, install simple, easy to use and meet safety criterion.
Accompanying drawing explanation
Fig. 1 is the circuit theory diagrams of this utility model embodiment.
Detailed description of the invention
null(illustrate for external cabling in X frame) as shown in Figure 1: be provided with the electric capacity C1 connected with switch on wall K，The other end of electric capacity C1 connects with rectifier bridge (MB6S)，It is connected to electric capacity C2 between output terminals A and the negative terminal of rectifier bridge，Output terminals A one tunnel of rectifier bridge passes sequentially through forward diode D3、The forward LED being in parallel and electric capacity C4、Accumulator E connects with the negative terminal of rectifier bridge and earth terminal，Another road passes sequentially through negative sense stabilivolt D1、Resistance R3 connects the base stage of audion Q1，The colelctor electrode of audion Q1 is connected by resistance R2 and 220V zero-power line (N) end and connects one end of rectifier bridge，The grounded emitter end of audion Q1，With the electric capacity C3 being in parallel between colelctor electrode and the emitter stage of audion Q1、Resistance R4 connects，The grounded emitter end of audion Q2；nullThe colelctor electrode of described audion Q1 connects with the base stage of audion Q2，Colelctor electrode one tunnel of audion Q2 passes sequentially through resistance R5、The input of R6 and electric capacity C1 accesses one end of switch on wall K after connecting，Another termination 220V power firestreak (L) end of switch on wall K，Resistance R5、R6 is connected and terminates the positive terminal of accumulator E，Another road of the colelctor electrode of audion Q2 connects with the base stage of audion Q3，The grounded emitter end of audion Q3，The colelctor electrode of audion Q3 resistance R7 in parallel、Electric capacity C5 connects with inductance coil L，The other end of inductance coil L is connected with the positive pole of LED by forward diode D4，The negative pole of LED connects with the centre tap of inductance coil L，The colelctor electrode of audion Q3 also base stage with audion Q4 connects，Audion Q3、The equal earth terminal of emitter stage of Q4，Negative sense diode D2 it is connected between base stage and the emitter stage of audion Q4，The colelctor electrode of audion Q4 connects with the positive pole of diode D4.
Operation principle:
Other electrical equipment in electrical network are equivalent at power firestreak 220(L), ground wire 220(N) a two ends resistance R1 in parallel.
1. when 220V alternating current power supply has electricity:
Switch K connects, 220V voltage is through electric capacity C1 blood pressure lowering, DC voltage is formed at A point after rectified bridge MB6S bridge rectifier, C2 filtering, one tunnel, the voltage of the A point voltage stabilizing value higher than Zener diode D1, electric current is through the base stage of Zener diode D1, resistance R3 to audion Q1, audion Q1 is made to turn on, audion Q2 ends, the base stage of audion Q3 is provided electric current by resistance R5, audion Q3 turns on, and audion Q4 ends, inductance coil L, resistance R7, electric capacity C5, audion Q4 and diode D2 the booster circuit formed does not works.Another road A point voltage is supplied to the positive pole of LED through diode D3, and the negative pole of LED is held through accumulator E with being back to, and LED is bright and charges to accumulator E simultaneously.
Switch K disconnects, A point no-voltage, diode D1, resistance R3 no current, audion Q1 ends, due to resistance R2 no current, audion Q2 is also switched off, and electric current is provided the base stage of audion Q3 by the positive pole of accumulator E through resistance R5, and audion Q3 turns on, audion Q4 ends, booster circuit does not works, and now diode D3, D4 does not has electric current to flow through (voltage of battery is less than the pressure drop of LED pipe), and LED does not works.
2. when 220V alternating current power supply is without electricity:
Switch K connects, the positive pole of accumulator E is through resistance R6, switch K, the base stage of resistance R1, R2 to audion Q2, make audion Q2 conducting (now as above-mentioned Q1 ends), audion Q3 ends, booster circuit works, and produces the higher-order of oscillation, the alternating voltage that inductance L raises by after diode D4 rectification, electric capacity C4 filtering to the positive pole of LED, the negative pole of LED returns to the other end of L and forms loop, and LED is bright.
Switch K disconnects, A point no-voltage, diode D1, resistance R3 no current, audion Q1 ends, due to R2 no current, audion Q2 is also switched off, and electric current is provided the base stage of audion Q3 by the positive pole of accumulator E through resistance R5, audion Q3 turns on, audion Q4 ends, and booster circuit does not works, now diode D3, D4 does not has electric current to flow through (voltage of battery is less than the pressure drop of LED pipe), and LED does not works.
Claims (1)
- null1. a switch controllable household LED emergency light，It is characterized in that: be provided with and switch the electric capacity C1 connected，The other end of electric capacity C1 connects with rectifier bridge，It is connected to electric capacity C2 between output terminals A and the negative terminal of rectifier bridge，Output terminals A one tunnel of rectifier bridge passes sequentially through forward diode D3、The forward LED being in parallel and electric capacity C4、Accumulator E connects with the negative terminal of rectifier bridge and earth terminal，Another road passes sequentially through negative sense stabilivolt D1、Resistance R3 connects the base stage of audion Q1，The colelctor electrode of audion Q1 is connected by resistance R2 and 220V zero-power line end and connects one end of rectifier bridge，The grounded emitter end of audion Q1，With the electric capacity C3 being in parallel between colelctor electrode and the emitter stage of audion Q1、Resistance R4 connects and ground connection，The grounded emitter end of audion Q2；nullThe colelctor electrode of described audion Q1 connects with the base stage of audion Q2，Colelctor electrode one tunnel of audion Q2 passes sequentially through resistance R5、R6 connects with the input of electric capacity C1，Resistance R5、R6 is connected and terminates the positive pole of accumulator E，Another road of the colelctor electrode of audion Q2 connects with the base stage of audion Q3，The grounded emitter end of audion Q3，The colelctor electrode of audion Q3 resistance R7 in parallel、Electric capacity C5 connects with inductance coil L，The other end of inductance coil L is connected with the positive pole of LED by forward diode D4，The negative pole of LED connects with the centre tap of inductance coil L，The colelctor electrode of audion Q3 also base stage with audion Q4 connects，Audion Q3、The equal earth terminal of emitter stage of Q4，Negative sense diode D2 it is connected between base stage and the emitter stage of audion Q4，The colelctor electrode of audion Q4 connects with the positive pole of diode D4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620314375.XU CN205546096U (en) | 2016-04-15 | 2016-04-15 | Domestic LED emergency light of controllable formula of switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620314375.XU CN205546096U (en) | 2016-04-15 | 2016-04-15 | Domestic LED emergency light of controllable formula of switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205546096U true CN205546096U (en) | 2016-08-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620314375.XU Expired - Fee Related CN205546096U (en) | 2016-04-15 | 2016-04-15 | Domestic LED emergency light of controllable formula of switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205546096U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108260263A (en) * | 2018-02-07 | 2018-07-06 | 深圳市创科源电子科技有限公司 | A kind of method and communicating circuit using ac power cable communication |
-
2016
- 2016-04-15 CN CN201620314375.XU patent/CN205546096U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108260263A (en) * | 2018-02-07 | 2018-07-06 | 深圳市创科源电子科技有限公司 | A kind of method and communicating circuit using ac power cable communication |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160831 Termination date: 20180415 |