CN103687132A - Pyroelectric infrared energy-saving lamp circuit - Google Patents
Pyroelectric infrared energy-saving lamp circuit Download PDFInfo
- Publication number
- CN103687132A CN103687132A CN201210314540.8A CN201210314540A CN103687132A CN 103687132 A CN103687132 A CN 103687132A CN 201210314540 A CN201210314540 A CN 201210314540A CN 103687132 A CN103687132 A CN 103687132A
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- circuit
- silicon transistor
- resistance
- infrared
- npn silicon
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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
Abstract
The invention discloses a pyroelectric infrared energy-saving lamp circuit which comprises a power supply DC, an infrared sensor B, an infrared signal amplifying circuit, an LED (Light-Emitting Light) lamp, a voltage comparison circuit and a relay control circuit, wherein the signal output end of the infrared sensor B is connected with the signal input end of the infrared signal amplifying circuit, and the signal output end of the infrared signal amplifying circuit is connected with the signal input end of the voltage comparison circuit; the signal output end of the voltage comparison circuit is connected with the signal input end of the relay control circuit, and the signal output end of the relay control circuit is connected with the LED lamp. The infrared sensor is adopted and weak signals received by an infrared probe are amplified, and then a relay is driven to control corresponding load working through further signal amplification, so that the switch function of contactless LED is realized, and the manpower and material resources are saved. The pyroelectric infrared energy-saving lamp circuit can be widely applied to access control and antitheft system or street lamp systems.
Description
Technical field
The present invention relates to a kind of energy-saving lamp circuit, relate in particular to a kind of heat and release infrared energy-conserving circuit for lamp.
Background technology
The illumination control altar lamp phenomenon of public place is very general, and this has caused the significant wastage of the energy, and for this reason, rpyroelectric infrared automatic energy saving lamp easy for installation, long service life is more practical, more economical.
Summary of the invention
Object of the present invention provides a kind of heat easy for installation, long service life to release infrared energy-conserving circuit for lamp with regard to being in order to address the above problem.
The present invention is achieved through the following technical solutions above-mentioned purpose:
The present invention includes power supply DC, infrared sensor B, infrared signal amplifying circuit, LED lamp, voltage comparator circuit and control relay circuit, the signal output part of described infrared sensor B is connected with the signal input part of described infrared signal amplifying circuit, the signal output part of described infrared signal amplifying circuit is connected with the signal input part of described voltage comparator circuit, the signal output part of described voltage comparator circuit is connected with the signal input part of described control relay circuit, and the signal output part of described control relay circuit is connected with described LED lamp.
Particularly, described infrared signal amplifying circuit is by the first capacitor C 1, the second capacitor C 2, the one NPN silicon transistor VT1, the first resistance R 1 and the second resistance R 2 form, the base stage of a described NPN silicon transistor VT1 connects the negative pole of the first capacitor C 1, the collector electrode of a described NPN silicon transistor VT1 connects one end of the second resistance R 2, another termination positive source of described the second resistance R 2, the grounded emitter of a described NPN silicon transistor VT1, the base stage of one termination the one NPN silicon transistor VT1 of one end of described the first resistance R 1 and described the second capacitor C 2, the collector electrode of another termination the one NPN silicon transistor VT1 of the other end of described the first resistance R 1 and the second capacitor C 2.
Further, described voltage comparator circuit is comprised of operational amplifier IC2 and potentiometer RP, 3 pin of described operational amplifier IC2 connect the collector electrode of a NPN silicon transistor VT1,2 pin of operational amplifier IC2 connect the sliding end of potentiometer RP, 7 pin of one end of potentiometer RP and operational amplifier IC2 connect positive source, the 4 pin ground connection of the other end of potentiometer RP and operational amplifier IC2.
Particularly, described control relay circuit is by the 3rd resistance R 3, the 2nd NPN silicon transistor VT2, relay J and transwitch diode D1 form, 6 pin of one termination operational amplifier IC2 of the 3rd resistance R 3, the base stage of another termination the 2nd NPN silicon transistor VT2 of the 3rd resistance R 3, the collector electrode of the 2nd NPN silicon transistor VT2 is connected with the positive pole of transwitch diode D1, one end of relay J, another termination LED lamp of the negative pole of transwitch diode D1 and relay J, the grounded emitter of the 2nd NPN silicon transistor VT2.
Beneficial effect of the present invention is:
The present invention adopts infrared sensor and small-signal that infrared probe is received is amplified, then by further signal, amplify and drive the corresponding loaded work piece of Control, realize the switching function of non-contact type LED, the manpower and materials of saving, can be widely used in gate inhibition's burglary-resisting system or road lamp system.
Accompanying drawing explanation
Fig. 1 is circuit diagram of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described:
As shown in Figure 1, the present invention includes power supply DC, infrared sensor B, infrared signal amplifying circuit, LED lamp, voltage comparator circuit and control relay circuit, the signal output part of infrared sensor B is connected with the signal input part of infrared signal amplifying circuit, the signal output part of infrared signal amplifying circuit is connected with the signal input part of voltage comparator circuit, the signal output part of voltage comparator circuit is connected with the signal input part of control relay circuit, and the signal output part of control relay circuit is connected with LED lamp.
As shown in Figure 1, infrared signal amplifying circuit is by the first capacitor C 1, the second capacitor C 2, the one NPN silicon transistor VT1, the first resistance R 1 and the second resistance R 2 form, the base stage of the one NPN silicon transistor VT1 connects the negative pole of the first capacitor C 1, the collector electrode of the one NPN silicon transistor VT1 connects one end of the second resistance R 2, another termination positive source of the second resistance R 2, the grounded emitter of the one NPN silicon transistor VT1, the base stage of one termination the one NPN silicon transistor VT1 of one end of the first resistance R 1 and the second capacitor C 2, the collector electrode of another termination the one NPN silicon transistor VT1 of the other end of the first resistance R 1 and the second capacitor C 2, voltage comparator circuit is comprised of operational amplifier IC2 and potentiometer RP, 3 pin of operational amplifier IC2 connect the collector electrode of a NPN silicon transistor VT1, 2 pin of operational amplifier IC2 connect the sliding end of potentiometer RP, 7 pin of one end of potentiometer RP and operational amplifier IC2 connect positive source, the 4 pin ground connection of the other end of potentiometer RP and operational amplifier IC2, control relay circuit is by the 3rd resistance R 3, the 2nd NPN silicon transistor VT2, relay J and transwitch diode D1 form, 6 pin of one termination operational amplifier IC2 of the 3rd resistance R 3, the base stage of another termination the 2nd NPN silicon transistor VT2 of the 3rd resistance R 3, the positive pole of the collector electrode of the 2nd NPN silicon transistor VT2 and transwitch diode D1, one end of relay J is connected, transwitch diode D1.
As shown in Figure 1, when having people to approach, infrared sensor B picks up the thermal infrared radiation spectrum that pedestrian sends, and he can convert mobile person's infrared light to the signal of telecommunication of certain frequency, and adding to VT1 amplifying stage through electrochemical capacitor C1, the signal after putting in advance adds to the in-phase end of amplifier IC1.IC1 adopts high-gain, low noise operational amplifier CA3140, the pre-discharge signal of input is amplified to enough greatly, thereby control relay circuit is triggered to set, controls LED lamp and starts working.
Claims (4)
1. a heat is released infrared energy-conserving lamp control circuit, it is characterized in that: comprise power supply DC, infrared sensor B, infrared signal amplifying circuit, LED lamp, voltage comparator circuit and control relay circuit, it is characterized in that: the signal output part of described infrared sensor B is connected with the signal input part of described infrared signal amplifying circuit, the signal output part of described infrared signal amplifying circuit is connected with the signal input part of described voltage comparator circuit, the signal output part of described voltage comparator circuit is connected with the signal input part of described control relay circuit, the signal output part of described control relay circuit is connected with described LED lamp.
2. according to claim 1, it is characterized in that: described infrared signal amplifying circuit is by the first capacitor C 1, the second capacitor C 2, the one NPN silicon transistor VT1, the first resistance R 1 and the second resistance R 2 form, the base stage of a described NPN silicon transistor VT1 connects the negative pole of the first capacitor C 1, the collector electrode of a described NPN silicon transistor VT1 connects one end of the second resistance R 2, another termination positive source of described the second resistance R 2, the grounded emitter of a described NPN silicon transistor VT1, the base stage of one termination the one NPN silicon transistor VT1 of one end of described the first resistance R 1 and described the second capacitor C 2, the collector electrode of another termination the one NPN silicon transistor VT1 of the other end of described the first resistance R 1 and the second capacitor C 2.
3. according to claim 1, it is characterized in that: described voltage comparator circuit is comprised of operational amplifier IC2 and potentiometer RP, 3 pin of described operational amplifier IC2 connect the collector electrode of a NPN silicon transistor VT1,2 pin of operational amplifier IC2 connect the sliding end of potentiometer RP, 7 pin of one end of potentiometer RP and operational amplifier IC2 connect positive source, the 4 pin ground connection of the other end of potentiometer RP and operational amplifier IC2.
4. according to claim 1, it is characterized in that: described control relay circuit is by the 3rd resistance R 3, the 2nd NPN silicon transistor VT2, relay J and transwitch diode D1 form, 6 pin of one termination operational amplifier IC2 of the 3rd resistance R 3, the base stage of another termination the 2nd NPN silicon transistor VT2 of the 3rd resistance R 3, the collector electrode of the 2nd NPN silicon transistor VT2 is connected with the positive pole of transwitch diode D1, one end of relay J, another termination LED lamp of the negative pole of transwitch diode D1 and relay J, the grounded emitter of the 2nd NPN silicon transistor VT2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210314540.8A CN103687132A (en) | 2012-08-30 | 2012-08-30 | Pyroelectric infrared energy-saving lamp circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210314540.8A CN103687132A (en) | 2012-08-30 | 2012-08-30 | Pyroelectric infrared energy-saving lamp circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103687132A true CN103687132A (en) | 2014-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210314540.8A Pending CN103687132A (en) | 2012-08-30 | 2012-08-30 | Pyroelectric infrared energy-saving lamp circuit |
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| CN (1) | CN103687132A (en) |
Citations (7)
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| CN2847687Y (en) * | 2005-03-01 | 2006-12-13 | 谭启仁 | Ventilation fan with lighting function and its multiple control structure |
| CN101340756A (en) * | 2008-04-29 | 2009-01-07 | 天津工业大学 | Human body induction type white light LED lighting control system based on CAN bus |
| CN201182024Y (en) * | 2008-04-29 | 2009-01-14 | 王琰皓 | Illumination electricity-saving eye-protection device |
| CN101581919A (en) * | 2009-03-25 | 2009-11-18 | 温州市麦特力克电器有限公司 | Human body sensing switch and working method thereof |
| CN201571239U (en) * | 2009-12-30 | 2010-09-01 | 昆明理工大学 | Infrared automatic switch |
| WO2010116283A3 (en) * | 2009-04-09 | 2011-04-21 | Koninklijke Philips Electronics N.V. | Intelligent lighting control system |
| CN202918539U (en) * | 2012-08-30 | 2013-05-01 | 成都槟果科技有限公司 | Pyroelectric infrared energy-saving lamp circuit |
-
2012
- 2012-08-30 CN CN201210314540.8A patent/CN103687132A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2847687Y (en) * | 2005-03-01 | 2006-12-13 | 谭启仁 | Ventilation fan with lighting function and its multiple control structure |
| CN101340756A (en) * | 2008-04-29 | 2009-01-07 | 天津工业大学 | Human body induction type white light LED lighting control system based on CAN bus |
| CN201182024Y (en) * | 2008-04-29 | 2009-01-14 | 王琰皓 | Illumination electricity-saving eye-protection device |
| CN101581919A (en) * | 2009-03-25 | 2009-11-18 | 温州市麦特力克电器有限公司 | Human body sensing switch and working method thereof |
| WO2010116283A3 (en) * | 2009-04-09 | 2011-04-21 | Koninklijke Philips Electronics N.V. | Intelligent lighting control system |
| CN201571239U (en) * | 2009-12-30 | 2010-09-01 | 昆明理工大学 | Infrared automatic switch |
| CN202918539U (en) * | 2012-08-30 | 2013-05-01 | 成都槟果科技有限公司 | Pyroelectric infrared energy-saving lamp circuit |
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Application publication date: 20140326 |