CN103672799A - Adjustable-light down light controlled by section switch - Google Patents
Adjustable-light down light controlled by section switch Download PDFInfo
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- CN103672799A CN103672799A CN201310694590.8A CN201310694590A CN103672799A CN 103672799 A CN103672799 A CN 103672799A CN 201310694590 A CN201310694590 A CN 201310694590A CN 103672799 A CN103672799 A CN 103672799A
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Abstract
The invention discloses an adjustable-light down light controlled by a section switch. The adjustable-light down light comprises an LED light-emitting plate and a drive and control circuit, wherein the LED light-emitting plate comprises a warm-light LED light source and a white-light LED light source. The drive and control circuit comprises a drive circuit, a section switch control circuit, a common anode, a first cathode and a second cathode. The positive electrode of the warm-light LED light source and the positive electrode of the white-light LED light source are connected with the common anode, the negative electrode of the warm-light LED light source is connected with the first cathode, and the negative electrode of the white-light LED light source is connected with the second cathode. Sectional control of light adjustment of the down light can be carried out by a user, the warm-light light source turns bright after a wall switch is closed, the white-light light source turns bright after the wall switch is opened and closed again, and the warm-light light source and the white-light light source turn bright simultaneously when the wall switch is operated again. The adjustable-light down light is suitable for home lighting sectional control and more user-friendly and saves more energy.
Description
Technical field
The present invention relates to a kind of block switch and control tunable optical Down lamp.
Background technology
Along with the development of the universal and technology of LED, LED replaces original fluorescent lamp gradually as the lamp source of Down lamp.Yet the gauge tap of current LED Down lamp does not have segmentation conventionally controls dimming function, can not according to occasion, select the work combination of light source, do not meet the requirement of product hommization.
Summary of the invention
For overcoming the deficiencies in the prior art, the object of the present invention is to provide a kind of block switch to control tunable optical Down lamp, by single switch, realize multichannel light source independence or work in combination, provide diversity to select to the work combination of light source.
The present invention is that the technical scheme that technical solution problem adopts is:
A kind of block switch is controlled tunable optical Down lamp, comprise LED luminous plaque and Drive and Control Circuit, described LED luminous plaque comprises warm light LED lamp source and white LED lamp source, described Drive and Control Circuit comprises drive circuit, block switch control circuit, public anode, the first negative electrode, the second negative electrode, the positive pole in described warm light LED lamp source and white LED lamp source is all connected with public anode, the negative pole in warm light LED lamp source is connected with the first negative electrode, the negative pole in white LED lamp source is connected with the second negative electrode, described drive circuit comprises rectification circuit, filter circuit and drive IC, described rectification circuit comprises the first rectifier bridge and the second rectifier bridge being connected with ac input end, the output of described the first rectifier bridge connects the input of drive IC, the power take-off of described drive IC is connected to public anode by filter circuit, described block switch control circuit comprises block switch IC, the first photo-coupler, the second photo-coupler, the first triode, the second triode, described block switch IC has the first output, the second output, the first output is connected with the input of the first photo-coupler, the second output is connected with the input of the second photo-coupler, the output of the first photo-coupler is connected to the first negative electrode by the first triode, and the output of the second photo-coupler is connected to the second negative electrode by the second triode.
Further, described the first triode and the second triode are NPN triode, and the colelctor electrode of described the first triode is connected with the first negative electrode, and the colelctor electrode of the second triode is connected with the second negative electrode.
Preferably, the model of described block switch IC is HL2608.
Further, described warm light LED lamp source comprises a plurality of warm light LED that are connected in series, and described white LED lamp source comprises a plurality of white light LEDs that are connected in series, and described warm light LED and white light LEDs are spaced and are distributed on LED luminous plaque.
Further, described filter circuit is LC filter circuit.
The invention has the beneficial effects as follows: a kind of block switch that the present invention adopts is controlled tunable optical Down lamp, user can carry out segmentation to Down lamp and control light modulation, the warm light modulation of closed switch on wall source is bright, closed white light source is bright again in disconnection, again operate switch on wall two street lamp sources simultaneously bright, be applicable to domestic lighting segmentation and control occasion, make LED Down lamp more humane, more save electric energy.
Accompanying drawing explanation
Below in conjunction with accompanying drawing and example, the invention will be further described.
Fig. 1 is the structure principle chart of Drive and Control Circuit of the present invention.
The specific embodiment
With reference to Fig. 1, a kind of block switch is controlled tunable optical Down lamp, comprises LED luminous plaque and Drive and Control Circuit.Described LED luminous plaque comprises warm light LED lamp source and white LED lamp source, described warm light LED lamp source comprises a plurality of warm light LED that are connected in series, described white LED lamp source comprises a plurality of white light LEDs that are connected in series, and described warm light LED and white light LEDs are spaced and are distributed on LED luminous plaque.Described Drive and Control Circuit comprises drive circuit, block switch control circuit, public anode V+, the first negative electrode V-1, the second negative electrode V-2.The positive pole in described warm light LED lamp source and white LED lamp source is all connected with public anode V+, and the negative pole in warm light LED lamp source is connected V-1 with the first negative electrode, and the negative pole in white LED lamp source is connected with the second negative electrode V-2.Described drive circuit comprises rectification circuit, filter circuit and drive IC U1, described rectification circuit comprises the first rectifier bridge DB1 and the second rectifier bridge DB2 being connected with ac input end, the output of described the first rectifier bridge DB1 connects the input of drive IC U1, the power take-off of described drive IC U1 is connected to public anode V+ by filter circuit, and powers to LED lamp source by public anode V+.Described block switch control circuit comprises block switch IC U2, the first photo-coupler U3, the second photo-coupler U4, the first triode Q1, the second triode Q2, described block switch IC U2 has the first output, the second output, the first output is connected with the input of the first photo-coupler U3, the second output is connected with the input of the second photo-coupler U4, the output of the first photo-coupler U3 is connected to the first negative electrode V-1 by the first triode Q1, and the output of the second photo-coupler U4 is connected to the second negative electrode V-2 by the second triode Q2.
Further, described the first triode Q1 and the second triode Q2 are NPN triode, and the colelctor electrode of described the first triode Q1 is connected with the first negative electrode V-1, and the colelctor electrode of the second triode Q2 is connected with the second negative electrode V-2.
Preferably, the model of described block switch IC U2 is HL2608.
Further, described filter circuit is LC filter circuit.
The segmentation control principle of this Down lamp is: after the closed switch on wall of user, Drive and Control Circuit is connected AC power, AC power one tunnel the first rectifier bridge DB1, drive IC U1, filter circuit, output is applicable to the direct-current working volts in driving LED lamp source to public anode V+; Another road is after the second rectifier bridge DB2 rectification, and output services voltage is to block switch IC U2, and described block switch IC U2, according to the closed number of times of switch, controls respectively its first output, the second output output services voltage to warm light modulation source, white light source.When user is for the first time during closed switch on wall, block switch IC U2 controls the first output output services voltage, and exports the first triode Q1 to through the first photo-coupler U3, colelctor electrode output low level to the first negative electrode V-1 of the first triode Q1, light warm light modulation source, Down lamp sends warm light; When user disconnects closed switch on wall again, block switch IC U2 controls the second output output services voltage, and export the second triode Q2 to through the second photo-coupler Q2, colelctor electrode output low level operating voltage to the second negative electrode V-2 of the second triode Q2, light white light source, Down lamp sends white light; When user disconnects closed switch on wall for the third time again, the first output of block switch IC U2, the second output be output services voltage simultaneously, and warm light modulation source and white light source are lit simultaneously, and Down lamp sends warm white.
Block switch of the present invention is controlled tunable optical Down lamp, and light modulation is controlled in the segmentation that user just can realize Down lamp by operation switch on wall, is applicable to domestic lighting segmentation and controls occasion, makes LED Down lamp more humane, more saves electric energy.And the Drive and Control Circuit of the present invention's employing, structural principle is simple, is conducive to reduce the shared volume of driving power, saves the production cost of Down lamp.
The above, be preferred embodiment of the present invention, and the present invention is not limited to above-mentioned embodiment, as long as it reaches technique effect of the present invention with identical means, all should belong to protection scope of the present invention.
Claims (5)
1. block switch is controlled a tunable optical Down lamp, comprises LED luminous plaque and Drive and Control Circuit, it is characterized in that: described LED luminous plaque comprises warm light LED lamp source and white LED lamp source, described Drive and Control Circuit comprises drive circuit, block switch control circuit, public anode, the first negative electrode, the second negative electrode, the positive pole in described warm light LED lamp source and white LED lamp source is all connected with public anode, the negative pole in warm light LED lamp source is connected with the first negative electrode, the negative pole in white LED lamp source is connected with the second negative electrode, described drive circuit comprises rectification circuit, filter circuit and drive IC, described rectification circuit comprises the first rectifier bridge and the second rectifier bridge being connected with ac input end, the output of described the first rectifier bridge connects the input of drive IC, the power take-off of described drive IC is connected to public anode by filter circuit, described block switch control circuit comprises block switch IC, the first photo-coupler, the second photo-coupler, the first triode, the second triode, described block switch IC has the first output, the second output, the first output is connected with the input of the first photo-coupler, the second output is connected with the input of the second photo-coupler, the output of the first photo-coupler is connected to the first negative electrode by the first triode, and the output of the second photo-coupler is connected to the second negative electrode by the second triode.
2. a kind of block switch according to claim 1 is controlled tunable optical Down lamp, it is characterized in that: described the first triode and the second triode are NPN triode, the colelctor electrode of described the first triode is connected with the first negative electrode, and the colelctor electrode of the second triode is connected with the second negative electrode.
3. a kind of block switch according to claim 1 and 2 is controlled tunable optical Down lamp, it is characterized in that: the model of described block switch IC is HL2608.
4. a kind of block switch according to claim 1 is controlled tunable optical Down lamp, it is characterized in that: described warm light LED lamp source comprises a plurality of warm light LED that are connected in series, described white LED lamp source comprises a plurality of white light LEDs that are connected in series, and described warm light LED and white light LEDs are spaced and are distributed on LED luminous plaque.
5. a kind of block switch according to claim 1 is controlled tunable optical Down lamp, it is characterized in that: described filter circuit is LC filter circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310694590.8A CN103672799A (en) | 2013-12-13 | 2013-12-13 | Adjustable-light down light controlled by section switch |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310694590.8A CN103672799A (en) | 2013-12-13 | 2013-12-13 | Adjustable-light down light controlled by section switch |
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| CN103672799A true CN103672799A (en) | 2014-03-26 |
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| CN201310694590.8A Pending CN103672799A (en) | 2013-12-13 | 2013-12-13 | Adjustable-light down light controlled by section switch |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104918381A (en) * | 2015-06-16 | 2015-09-16 | 常州顶芯半导体技术有限公司 | LED power supply segmented switching control module and control method thereof |
| CN104994629A (en) * | 2015-06-18 | 2015-10-21 | 常州顶芯半导体技术有限公司 | LED power supply WiFi receiving module and control method thereof |
| CN104994628A (en) * | 2015-06-18 | 2015-10-21 | 常州顶芯半导体技术有限公司 | Active type human body infrared control circuit and control method thereof |
| CN106132027A (en) * | 2016-08-16 | 2016-11-16 | 胡志强 | Two-wire intelligent LED dimming power source |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120153851A1 (en) * | 2009-06-17 | 2012-06-21 | Koninklijke Philips Electronics N.V. | Dimmable light source with light temperature shift |
| CN203057606U (en) * | 2012-12-04 | 2013-07-10 | 涂小兵 | An LED light-emitting apparatus realizing color temperature changes |
| CN203340370U (en) * | 2013-07-04 | 2013-12-11 | 厦门锜仕达光电科技有限公司 | LED lamp capable of adjusting color temperature |
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2013
- 2013-12-13 CN CN201310694590.8A patent/CN103672799A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120153851A1 (en) * | 2009-06-17 | 2012-06-21 | Koninklijke Philips Electronics N.V. | Dimmable light source with light temperature shift |
| CN203057606U (en) * | 2012-12-04 | 2013-07-10 | 涂小兵 | An LED light-emitting apparatus realizing color temperature changes |
| CN203340370U (en) * | 2013-07-04 | 2013-12-11 | 厦门锜仕达光电科技有限公司 | LED lamp capable of adjusting color temperature |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104918381A (en) * | 2015-06-16 | 2015-09-16 | 常州顶芯半导体技术有限公司 | LED power supply segmented switching control module and control method thereof |
| CN104994629A (en) * | 2015-06-18 | 2015-10-21 | 常州顶芯半导体技术有限公司 | LED power supply WiFi receiving module and control method thereof |
| CN104994628A (en) * | 2015-06-18 | 2015-10-21 | 常州顶芯半导体技术有限公司 | Active type human body infrared control circuit and control method thereof |
| CN106132027A (en) * | 2016-08-16 | 2016-11-16 | 胡志强 | Two-wire intelligent LED dimming power source |
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Application publication date: 20140326 |