CN213783638U - Double-light-source LED lamp with color temperature adjusting complementary circuit - Google Patents
Double-light-source LED lamp with color temperature adjusting complementary circuit Download PDFInfo
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- CN213783638U CN213783638U CN202120081366.1U CN202120081366U CN213783638U CN 213783638 U CN213783638 U CN 213783638U CN 202120081366 U CN202120081366 U CN 202120081366U CN 213783638 U CN213783638 U CN 213783638U
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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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- 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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Abstract
Double light source LED lamps and lanterns with mixing of colors temperature complementary circuit, the utility model relates to the technical field of illumination, the technical field that concretely relates to double-colored temperature light source that throws light on adjusts. The utility model relates to a have mixing of colors temperature complementary circuit, and can be each other the two light source LED lamps and lanterns of regulation colour temperature and luminance that do not influence, including single lamp controller and drive power supply, single lamp controller output has control signal one and control signal two, control signal one is the analog quantity signal, control signal two is the PWM signal; the double-light-source LED lamp comprises a white LED light source with the color temperature of 6500-6000K, a yellow LED light source with the color temperature of 2500-3000K and a color temperature mixing complementary circuit connected to the rear part of a driving power supply. The control signal I controls the total output current and voltage of the AC to DC so as to realize the light intensity; the push-pull circuit in the color temperature adjusting complementary circuit is adjusted by the control signal II to adjust the time proportion of the white LED light source and the yellow LED light source to be turned on and off in a pulse signal period, so that the color temperature can be uniformly adjusted without any change.
Description
Technical Field
The utility model relates to the technical field of lighting technology, concretely relates to technical field that double-colored temperature light source adjusts.
Background
At present, LED (light emitting diode) lamps are widely used in various scenes, and in different scenes, some scenes need to be capable of adjusting the brightness of a light source, some scenes need to be capable of adjusting the color temperature of the light source, and some scenes need to be capable of adjusting the color temperature and the brightness of the light source. However, in the prior art, patent grant publication numbers: CN203279270U, patent application date: 2013.04.26, the name is a remote brightness and color temperature adjustable LED flat lamp, which solves the problem of remote control of light source, and can adjust brightness and color temperature, but the brightness and color temperature of the light source can not be adjusted under the condition of not influencing each other, and complementary adjustment can not be realized.
Disclosure of Invention
The utility model discloses to above problem provides one kind and has mixing of colors temperature complementary circuit, and the two light source LED lamps and lanterns of regulation colour temperature and luminance that can each other not influence.
The technical scheme of the utility model is that: the double-light-source LED lamp with the color temperature adjusting complementary circuit comprises a single lamp controller and a driving power supply, wherein the single lamp controller outputs a first control signal and a second control signal, the first control signal is an analog quantity signal, and the second control signal is a PWM signal; the double-light source LED lamp comprises a white LED light source with the color temperature of 6500-6000K and a yellow LED light source with the color temperature of 2500-3000K,
the anode of the white LED light source is connected with the anode of the output end of the driving power supply, the cathode of the white LED light source is connected with the anode of the yellow LED light source, the cathode of the yellow LED light source is connected with the cathode of the output end of the driving power supply,
the color temperature adjusting complementary circuit comprises a first thyristor, a second thyristor, a NOT gate and a bridge line, the first thyristor and the second thyristor are connected in series, the anode of the first thyristor is connected with the anode of the output end of the driving power supply, and the cathode of the second thyristor is connected with the cathode of the output end of the driving power supply;
the control electrodes of the first thyristor and the second thyristor are respectively connected with the second control signal, and a NOT gate is also arranged at the front part of the control electrode of the second thyristor; one end of the bridge wire is connected between the first thyristor and the second thyristor, and the other end of the bridge wire is connected between the cathode of the white LED light source and the anode of the yellow LED light source.
Further, the control signal is connected with the driving power supply.
The utility model provides an input power (220V alternating current power) and two control signals by using a single lamp controller, the two control signals respectively control the LED driving power and the control module, and the control signal I controls the total output current and the voltage of AC to DC so as to realize the light intensity; the push-pull circuit in the complementary circuit for adjusting the color temperature is adjusted by the control signal two, and the time proportion of the white LED light source and the yellow LED light source which are turned on and turned off in one pulse signal period is adjusted on the premise that the total light source power of the double-light source LED lamp is not changed, so that the color temperature is uniformly adjusted without adjustment.
The utility model discloses realize the illumination of LED lamps and lanterns, adjust luminance and mix colours and temperature integration, the intensity of adjustment light illuminance does not influence the colour temperature.
Drawings
Figure 1 is an electrical schematic diagram of the present invention,
FIG. 2 is an electrical schematic diagram of the white LED light source of the present invention,
FIG. 3 is an electrical schematic diagram of the yellow LED light source of the present invention during operation,
figure 4 is a waveform diagram of the duty ratio of the PWM signal for balanced lighting of the present invention,
FIG. 5 is a diagram of the duty cycle waveform of the PWM signal of the present invention,
fig. 6 is a waveform diagram of the duty ratio of the PWM signal for warm color light emission according to the present invention.
In the figure, 1 is a single lamp controller, 11 is a control signal I, 12 is a control signal II, 2 is a driving power supply, 31 is a white LED light source, 32 is a yellow LED light source, 41 is a thyristor I, 42 is a thyristor II, 421 is a NOT gate, 43 is a bridge line, 51 is the working time of the white LED light source, and 52 is the working time of the yellow LED light source;
in fig. 1-3, the solid line is a power line, the dotted line is a signal line, and the dash-dot line is a power line in an operating state.
Detailed Description
The utility model is further explained with the attached figures 1-6, the utility model comprises a single lamp controller 1 and a driving power supply 2, the single lamp controller 1 outputs a control signal I11 and a control signal II 12, the control signal I11 is an analog quantity signal, and the control signal II 12 is a PWM signal; the dual light source LED lamp comprises a white LED light source 31 with the color temperature of 6500-6000K and a yellow LED light source 32 with the color temperature of 2500-3000K,
the anode of the white LED light source 31 is connected with the anode of the output end of the driving power supply 2, the cathode of the white LED light source 31 is connected with the anode of the yellow LED light source 32, the cathode of the yellow LED light source 32 is connected with the cathode of the output end of the driving power supply 2,
the circuit also comprises a color temperature adjusting complementary circuit connected to the rear part of the driving power supply 2, wherein the color temperature adjusting complementary circuit comprises a first thyristor 41, a second thyristor 42, a NOT gate 421 and a bridge line 43, the first thyristor 41 and the second thyristor 42 are connected in series, the positive pole of the first thyristor 41 is connected with the positive pole of the output end of the driving power supply 2, and the negative pole of the second thyristor 42 is connected with the negative pole of the output end of the driving power supply 2;
the control electrodes of the first thyristor 41 and the second thyristor 42 are respectively connected with the second control signal 12, and the front part of the control electrode of the second thyristor 42 is also provided with a NOT gate 421; one end of the bridge wire 43 is connected between the first thyristor 41 and the second thyristor 42, and the other end is connected between the cathode of the white LED light source 31 and the anode of the yellow LED light source 32.
The utility model discloses utilize single lamp controller 1 to provide input power and two control signal for two light source LED lamps and lanterns, control signal 11 is used for adjusting the luminance of two light source LED lamps and lanterns, and control signal two 12 are used for adjusting the colour temperature of two light source LED lamps and lanterns, can adjust luminance and colour temperature respectively under the condition of mutual noninterferenceOr to adjust both brightness and color temperature. The PWM signal of the second control signal 12 controls the on/off of the push-pull circuit, and the white LED light source 31 and the yellow LED light source 32 are switched on/off at high frequency according to different durations and different duty ratios of the PWM signal, and then the switching times of the white LED light source 31 and the yellow LED light source 32 cannot be perceived by using the "persistence of vision" effect of human eyes. The working time t of the white LED light source 31 in one pulse period1Equal to the operating time t of the yellow LED light source 322Meanwhile, the color temperature of the double-light-source LED lamp is balanced; when t is1＞t2When the color temperature of the double-light-source LED lamp is deviated to the cold color, the temperature is t1＜t2Meanwhile, the color temperature of the double-light-source LED lamp is biased to warm color. Namely, the adjustment of different color temperatures is realized by adjusting the working time of the white LED light source 31 or the yellow LED light source 32.
Further, the control signal I11 is connected with the driving power supply 2, and an analog quantity signal of the control signal I11 is used for controlling the driving power supply 2 to adjust the brightness of the double-light-source LED lamp.
The present invention is not limited to the above embodiments, and based on the technical solutions disclosed in the present invention, those skilled in the art can make some replacements and transformations for some technical features without creative labor according to the disclosed technical contents, and these replacements and transformations are all within the protection scope of the present invention.
Claims (2)
1. The double-light-source LED lamp with the color temperature adjusting complementary circuit comprises a single lamp controller and a driving power supply, wherein the single lamp controller outputs a first control signal and a second control signal, the first control signal is an analog quantity signal, and the second control signal is a PWM signal; the double-light source LED lamp comprises a white LED light source with the color temperature of 6500-6000K and a yellow LED light source with the color temperature of 2500-3000K,
it is characterized in that the anode of the white LED light source is connected with the anode of the output end of the driving power supply, the cathode of the white LED light source is connected with the anode of the yellow LED light source, the cathode of the yellow LED light source is connected with the cathode of the output end of the driving power supply,
the color temperature adjusting complementary circuit comprises a first thyristor, a second thyristor, a NOT gate and a bridge line, the first thyristor and the second thyristor are connected in series, the anode of the first thyristor is connected with the anode of the output end of the driving power supply, and the cathode of the second thyristor is connected with the cathode of the output end of the driving power supply;
the control electrodes of the first thyristor and the second thyristor are respectively connected with the second control signal, and a NOT gate is also arranged at the front part of the control electrode of the second thyristor; one end of the bridge wire is connected between the first thyristor and the second thyristor, and the other end of the bridge wire is connected between the cathode of the white LED light source and the anode of the yellow LED light source.
2. A dual light source LED lamp with complementary color temperature adjusting circuits as claimed in claim 1, wherein the control signal is connected to the driving power source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120081366.1U CN213783638U (en) | 2021-01-12 | 2021-01-12 | Double-light-source LED lamp with color temperature adjusting complementary circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120081366.1U CN213783638U (en) | 2021-01-12 | 2021-01-12 | Double-light-source LED lamp with color temperature adjusting complementary circuit |
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| Publication Number | Publication Date |
|---|---|
| CN213783638U true CN213783638U (en) | 2021-07-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120081366.1U Active CN213783638U (en) | 2021-01-12 | 2021-01-12 | Double-light-source LED lamp with color temperature adjusting complementary circuit |
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| CN (1) | CN213783638U (en) |
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2021
- 2021-01-12 CN CN202120081366.1U patent/CN213783638U/en active Active
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