CN204859719U - Infrared sensing in corridor at battery powered night LED lamp of adjusting luminance - Google Patents
Infrared sensing in corridor at battery powered night LED lamp of adjusting luminance Download PDFInfo
- Publication number
- CN204859719U CN204859719U CN201520677648.2U CN201520677648U CN204859719U CN 204859719 U CN204859719 U CN 204859719U CN 201520677648 U CN201520677648 U CN 201520677648U CN 204859719 U CN204859719 U CN 204859719U
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- CN
- China
- Prior art keywords
- chip
- high power
- pulse
- light modulation
- delay circuit
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- 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
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Classifications
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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
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model relates to an electric light source technique specifically is an infrared sensing in corridor at battery powered night LED lamp of adjusting luminance. Including lamps and lanterns, little little battery, the steady voltage chip, infrared sensor, light -off delay circuit, the normally open contact of the rela, the pulse oscillator of adjusting luminance, the pulse PWM high power drive chip of adjusting luminance, emitting diode LED, wherein, infrared sensor output meets light -off delay circuit, electrical apparatus is succeeded in the output of light -off delay circuit, little little battery connects relay contact points one end, the input of another termination steady voltage chip contacts, the steady voltage chip output termination pulse oscillator power end of adjusting luminance, the pulse oscillator of adjusting luminance output termination pulse PWM adjusts luminance high power drive chip to be made and to hold, pulse PWM adjusts luminance high power drive chip output and meets emitting diode LED, and place lamps and lanterns in. The utility model is suitable for a corridor illumination at night of the inconvenient power supply of alternating current power supply, it is bright that the people advances the lamp, and the people puts out from the lamp, and the power saving saves time.
Description
Technical field
The utility model relates to electric light source technology, specifically a kind of powered battery corridor at night infrared sensing dimming LED lamp.
Background technology
The corridor of AC power inconvenience power supply does not have illuminating lamp, inconvenient walking night, especially old man and child's walking difficulty especially.Battery-powered light fixture, only energy-efficient being also difficult to extends battery, wishes automatic switch illumination fully economize on electricity, and wishes that light fixture can light modulation, tackles different illumination needs.
Summary of the invention
The purpose of this utility model is to provide the corridor of AC power inconvenience power supply, and people entered passageway lighting lamp and lighted night, and people leaves away a kind of powered battery corridor at night infrared sensing dimming LED lamp that time delay is turned off the light automatically.
Technical solution of the present utility model: comprise light fixture, little micro-storage battery, voltage stabilizing chip, infrared sensor, light-off delay circuit, relay, dimmer pulse oscillator, pulse PWM light modulation high power driving chip, LED, wherein, infrared sensor exports and connects light-off delay circuit, light-off delay circuit exports and connects relay, one end, little micro-storage battery contact relay contact, infrared sensor power end, light-off delay circuit power end, the input of another termination voltage stabilizing chip of relay contact, pulse PWM light modulation high power driving chip power end, voltage stabilizing chip output connects dimmer pulse oscillator supply end, dimmer pulse oscillator pulses exports termination pulse PWM light modulation high power driving chip Enable Pin CE, pulse PWM light modulation high power driving chip output LX is through inductance L
1shunt capacitance C
7with LED anode, the Schottky diode D of pulse PWM light modulation high power driving chip output LX also earth
1, LED negative electrode meets electric capacity C
7with sampling resistor R
3, connect pulse PWM light modulation high power driving chip error simultaneously and amplify FB end, the GND of voltage stabilizing chip, dimmer pulse oscillator, pulse PWM light modulation high power driving chip holds ground connection, and LED is placed in light fixture.
Dimmer pulse oscillator by time base chip IC
2, resistance R
1, R
2, potentiometer RP
1, electric capacity C
1, C
2composition, resistance R
1, potentiometer RP
1, resistance R
2, electric capacity C
1connect successively, resistance R
1base chip IC when connecing
2power end, potentiometer RP
1, resistance R
2base chip IC when contact connects
2dIS end, potentiometer RP
1, electric capacity C
1base chip IC when contact connects
2comparator input terminal, electric capacity C
1, C
2ground connection, dimmer pulse oscillator exports and connects pulse PWM light modulation high power driving chip Enable Pin, regulator potentiometer RP
1change pulse frequency and duty ratio, LED average current is changed and plays light modulation effect.
Light-off delay circuit by time base chip IC
4, resistance R
7, potentiometer RP
2, electric capacity C
8the timing of composition monostable flipflop, infrared sensor exports and connects base chip IC when triode VT triggers
4input, photosensitive tube VT
2through triode VT
3amplify base chip IC when connecting
4reset terminal, time base chip IC
4output contact relay.
The utility model produces useful good effect: the corridor automatic switch illumination solving AC power inconvenience power supply, daytime light-operated locking infrared sensing, lamp does not work, night people to enter corridor lamp bright, people leaves away Delayed extinguishing, and power saving saves time.Light modulation, tune time of turning off the light convenient.
Accompanying drawing explanation
Fig. 1 the utility model theory diagram
Fig. 2 powered battery corridor at night infrared sensing dimming LED lamp circuit
Embodiment
With reference to Fig. 1, Fig. 2, the utility model embodiment and embodiment: comprise light fixture, little micro-storage battery E4, voltage stabilizing chip 5, infrared sensor 1, light-off delay circuit 2, relay K 3, dimmer pulse oscillator 6, pulse PWM light modulation high power driving chip 7, LED 8, wherein, infrared sensor 1 exports and connects light-off delay circuit 2, light-off delay circuit 2 exports and connects relay 3, and little micro-storage battery E4 is through switch S contact relay contact K
-1one end and infrared sensor 1 end power supply, light-off delay circuit 2 power end, relay contact K
-1the input of another termination voltage stabilizing chip 5, pulse PWM light modulation high power driving chip 7 power end, voltage stabilizing chip 5 exports termination dimmer pulse oscillator 6 power end, dimmer pulse oscillator 6 output OUT meets pulse PWM light modulation high power driving chip 7 Enable Pin CE, and pulse PWM light modulation high power driving chip 7 output LX is through inductance L
1shunt capacitance C
7with LED 8 anode, the Schottky diode D of pulse PWM light modulation high power driving chip 7 output LX also earth
1, LED 8 negative electrode meets electric capacity C
7with sampling resistor R
3, connect pulse PWM light modulation high power driving chip 7 error simultaneously and amplify FB end, the GND of voltage stabilizing chip 5, dimmer pulse oscillator 6, pulse PWM light modulation high power driving chip 7 holds ground connection, and LED 8 is placed in light fixture.
Embodiment infrared sensor model AMNI, built-in infrared window optical filtering, infrared sensor, amplifier, comparator, output Shaping and voltage stabilizing, TO-5 seals S dress, and the bodily form is small and exquisite, detecting distance 5 meters, horizontal angle 100 °, vertical angle 82 °.Base chip IC during dimmer pulse oscillator
2with base chip IC during light-off delay circuit
4model 555, voltage stabilizing chip model 7806, pulse PWM light modulation high power driving chip IC
3model PT4105, driving power 3W dimming LED lamp.
Daylight is strong, photosensitive tube VT
2in low-resistance, triode VT
3saturation conduction, time base chip IC
4forced resetting, relay contact K
-1chang Kai, people can not be bright at corridor lamp.
Night dim light, photosensitive tube VT
2in high resistant, triode VT
3cut-off, when people is in corridor, infrared sensor induction output voltage, base chip IC when triode VT triggers light-off delay circuit
4set, relay K adhesive, contact K
-1connect voltage stabilizing chip power, voltage stabilizing chip output voltage supply dimmer pulse oscillator, pulse PWM light modulation high power driving chip drive LED automatically to light, light-off delay circuit supply voltage V simultaneously
dDthrough resistance R
7, potentiometer RP
2to electric capacity C
8charging, people leaves away corridor electric capacity C
8electric discharge, time base chip IC
4upset, relay contact K
-1release, dimmer pulse oscillator, pulse PWM light modulation high power driving chip have a power failure, and LED extinguishes, and save time power saving.
Potentiometer RP
1dimming LED (Light Emitting Diode) brightness, potentiometer RP
2delayed extinguishing, convenient.
Claims (3)
1. powered battery corridor at a night infrared sensing dimming LED lamp, comprise light fixture, it is characterized in that: also comprise little micro-storage battery, voltage stabilizing chip, infrared sensor, light-off delay circuit, relay, dimmer pulse oscillator, pulse PWM light modulation high power driving chip, LED, wherein, infrared sensor exports and connects light-off delay circuit, light-off delay circuit exports and connects relay, one end, little micro-storage battery contact relay contact, infrared sensor power end, light-off delay circuit power end, the input of another termination voltage stabilizing chip of relay contact, pulse PWM light modulation high power driving chip power end, voltage stabilizing chip output connects dimmer pulse oscillator supply end, dimmer pulse oscillator pulses exports termination pulse PWM light modulation high power driving chip Enable Pin CE, pulse PWM light modulation high power driving chip output LX is through inductance L
1shunt capacitance C
7with LED anode, the Schottky diode D of pulse PWM light modulation high power driving chip output LX also earth
1, LED negative electrode meets electric capacity C
7with sampling resistor R
3, connect pulse PWM light modulation high power driving chip error simultaneously and amplify FB end, the GND of voltage stabilizing chip, dimmer pulse oscillator, pulse PWM light modulation high power driving chip holds ground connection, and LED is placed in light fixture.
2. powered battery corridor at night according to claim 1 infrared sensing dimming LED lamp, is characterized in that: dimmer pulse oscillator by time base chip IC
2, resistance R
1, R
2, potentiometer RP
1, electric capacity C
1, C
2composition, resistance R
1, potentiometer RP
1, resistance R
2, electric capacity C
1connect successively, resistance R
1base chip IC when connecing
2power end, potentiometer RP
1, resistance R
2base chip IC when contact connects
2dIS end, potentiometer RP
1, electric capacity C
1base chip IC when contact connects
2comparator input terminal, electric capacity C
1, C
2ground connection, dimmer pulse oscillator exports and connects pulse PWM light modulation high power driving chip Enable Pin, regulator potentiometer RP
1change pulse frequency and duty ratio, LED average current is changed and plays light modulation effect.
3. powered battery corridor at night according to claim 1 infrared sensing dimming LED lamp, is characterized in that: light-off delay circuit by time base chip IC
4, resistance R
7, potentiometer RP
2, electric capacity C
8the timing of composition monostable flipflop, infrared sensor exports and connects base chip IC when triode VT triggers
4input, photosensitive tube VT
2through triode VT
3amplify base chip IC when connecting
4reset terminal, time base chip IC
4output contact relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520677648.2U CN204859719U (en) | 2015-08-25 | 2015-08-25 | Infrared sensing in corridor at battery powered night LED lamp of adjusting luminance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520677648.2U CN204859719U (en) | 2015-08-25 | 2015-08-25 | Infrared sensing in corridor at battery powered night LED lamp of adjusting luminance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204859719U true CN204859719U (en) | 2015-12-09 |
Family
ID=54750227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520677648.2U Expired - Fee Related CN204859719U (en) | 2015-08-25 | 2015-08-25 | Infrared sensing in corridor at battery powered night LED lamp of adjusting luminance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204859719U (en) |
-
2015
- 2015-08-25 CN CN201520677648.2U patent/CN204859719U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20151209 Termination date: 20160825 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |