CN208094849U - A kind of Intelligent dimming circuit of LED lamp - Google Patents
A kind of Intelligent dimming circuit of LED lamp Download PDFInfo
- Publication number
- CN208094849U CN208094849U CN201820530336.2U CN201820530336U CN208094849U CN 208094849 U CN208094849 U CN 208094849U CN 201820530336 U CN201820530336 U CN 201820530336U CN 208094849 U CN208094849 U CN 208094849U
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- circuit
- bridge
- resonance formula
- light source
- formula converter
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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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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model discloses a kind of Intelligent dimming circuits of LED lamp,It includes EMI filter circuit,Rectification circuit,PFC power factor (PF) adjustment circuits,Half-bridge LC resonance formula converter circuit,ZIGBEE module pwm control circuits,Antenna and inverter circuit,The wherein described EMI filter circuit is connected to the rectification circuit,The rectification circuit is connected to the PFC power factor (PF)s adjustment circuit,The PFC power factor (PF)s adjustment circuit is connected to the half-bridge LC resonance formula converter circuit,The ZIGBEE modules pwm control circuit is connected to the input terminal of the pulse width modulator of the power tube in the half-bridge LC resonance formula converter circuit,The ZIGBEE modules pwm control circuit further connects the antenna,The input terminal of the half-bridge LC resonance formula converter circuit connection LED light source.The Intelligent dimming circuit of the LED light source lamp of the utility model has many advantages, such as significant energy-saving effect, reduces cost.
Description
Technical field
The present invention relates to the technical fields for belonging to lighting lamp, are adjusted more specifically to a kind of intelligence of LED lamp
Optical circuit.
Background technology
LED light source is the novel energy-conserving light source extensively using various occasions in recent years, has light efficiency high, and colour rendering is good, no frequency
It dodges, instantaneous starting, the features such as not being afraid of vibrations, especially has the advantages that the long-life, be non-maintaining green energy conservation light source.LED light
Tool is generally by groups such as the radiator of LED chip, the aluminum substrate of paster LED chip and aluminum substrate close contact and LED drive powers
At.The energy-efficient effect of LED light source lamp is it will be evident that the lamps and lanterns than general light source compare energy-saving effect it is obvious that but in reality
Under conditions of illumination, also no small energy-saving potential.In recent years, illumination circle makees a large amount of effort in terms of intelligent lighting, makes LED light
Source lamps and lanterns can adjust the luminous flux of lamps and lanterns according to the sunshine condition in illumination place and the demand of illumination, to reduce illuminator
Power, moreover it is possible to the temperature for substantially reducing LED chip, to improve the service life of LED chip.Intelligent illuminating system generally uses electric power
Carrier technology and bussing technique, two kinds of technical equipment require height, and expensive, maintenance cost is big.Wiring is complicated, it is impossible to be transformed
It is carried out in project.
In order to overcome the equipment requirement of general LED light source lamp light adjusting circuit high, expensive, maintenance cost is big, and wiring is multiple
It is miscellaneous, it is impossible to the shortcomings of being carried out in transformation project, to improve the energy-saving effect of LED light source lamp, reduce cost, the utility model
Propose a kind of raising LED light source lamp light adjusting circuit reduces cost with significant energy-saving effect.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of with significant energy-saving effect, drop
The LED light source lamp Intelligent dimming circuit of low cost.
The technical solution of the utility model is：A kind of light adjusting circuit of LED light source lamp comprising EMI filter circuit, whole
Current circuit, PFC power factor (PF)s adjustment circuit, half-bridge LC resonance formula converter circuit, ZIGBEE modules pwm control circuit, antenna
And inverter circuit, wherein the EMI filter circuit is connected to the rectification circuit, the rectification circuit is connected to the PFC
Power factor (PF) adjustment circuit, the PFC power factor (PF)s adjustment circuit is connected to the half-bridge LC resonance formula converter circuit, described
ZIGBEE module pwm control circuits are connected to the pulse width modulator of the power tube in the half-bridge LC resonance formula converter circuit
Input terminal, the ZIGBEE modules pwm control circuit further connect the antenna, the half-bridge LC resonance formula converter circuit
Connect the input terminal of LED light source.
Further, the half-bridge LC resonance formula converter circuit is buck-boost power type switching circuit, passes through control
Pwm signal size variation is held to generate different voltage.
Further, the ZIGBEE modules pwm control circuit is the CC2530 chips of TI, exports and is adjusted PWM's
Unlike signal adjusts the electricity of input LED light source to the pulse width modulator input terminal of half-bridge LC resonance formula converter circuit power tube
Pressure value, to adjust the luminous flux output of LED light source.
Further, the antenna receives cell phone application wireless transmission signal and sends ZIGBEE modules PWM control electricity to
Road.
In conclusion the beneficial effects of the utility model are：The intelligent dimming electricity of the LED light source lamp of the utility model
Road has many advantages, such as significant energy-saving effect, reduces cost.
The utility model is described in more detail below by embodiment.
Description of the drawings
Fig. 1 is the structure diagram of the Intelligent dimming circuit of the LED lamp of the utility model.
Specific implementation mode
The utility model is further described in a manner of embodiment combination attached drawing below.
As shown in Figure 1, it illustrates the Intelligent dimming circuit of the LED lamp of the utility model, the intelligence of the LED lamp is adjusted
Optical circuit include EMI filter circuit, rectification circuit, PFC power factor (PF)s adjustment circuit, half-bridge LC resonance formula converter circuit,
ZIGBEE modules pwm control circuit, antenna and inverter circuit, wherein the EMI filter circuit is connected to the rectified current
Road, the rectification circuit are connected to the PFC power factor (PF)s adjustment circuit, and the PFC power factor (PF)s adjustment circuit is connected to institute
Half-bridge LC resonance formula converter circuit is stated, the ZIGBEE modules pwm control circuit pwm signal is connected to the half-bridge LC resonance
The input terminal of the pulse width modulator of the power tube of formula converter circuit, the ZIGBEE modules pwm control circuit further connect
Antenna, the input terminal of the half-bridge LC resonance formula converter circuit connection LED light source.
EMI filter circuit, rectification circuit and PFC power factor (PF)s in the LED light source Wireless Light modulating circuit of the utility model
The effect of adjustment circuit is will to exchange input to become direct current.Half-bridge LC resonance formula converter circuit is that buck-boost power type is opened
Powered-down road is changed by control terminal PWM (duty ratio) signal magnitude, to generate different voltage, rectification circuit can be inputted
DC voltage becomes suitable control source to output circuit, and the numerical value of voltage value determines the watt level of LED light source.ZIGBEE
Module pwm control circuit module is the CC2530 chips of TI, 3.3 volts of adjustable PWM (duty ratio) that output frequency is 100Kz
Input LED light source is adjusted to the input terminal of the pulse width modulator of half-bridge LC resonance formula converter circuit power tube in unlike signal
Voltage value, to adjust LED light source luminous flux output.
The light modulation of the light adjusting circuit of the utility model can be given by antenna reception cell phone application wireless transmission signal
ZIGBEE module pwm control circuits.
The structure that the Intelligent dimming circuit of the LED lamp of the utility model is not limited to the above embodiments can carry out a variety of
Modification.In short, being both fallen in the scope of the utility model in all improvement not departed within the scope of the spirit of the present invention.
Claims (4)
1. a kind of Intelligent dimming circuit of LED lamp, which is characterized in that including EMI filter circuit, rectification circuit, PFC power because
Plain adjustment circuit, half-bridge LC resonance formula converter circuit, ZIGBEE modules pwm control circuit, antenna and inverter circuit, wherein
The EMI filter circuit is connected to the rectification circuit, and the rectification circuit is connected to the PFC power factor (PF)s adjustment circuit,
The PFC power factor (PF)s adjustment circuit is connected to the half-bridge LC resonance formula converter circuit, the ZIGBEE modules PWM controls
Circuit is connected to the input terminal of the pulse width modulator of the power tube in the half-bridge LC resonance formula converter circuit, the ZIGBEE
Module pwm control circuit further connects the antenna, the input of the half-bridge LC resonance formula converter circuit connection LED light source
End.
2. the Intelligent dimming circuit of LED lamp according to claim 1, which is characterized in that the half-bridge LC resonance formula becomes
Converter circuit is buck-boost power type switching circuit, and different voltage is generated by control terminal pwm signal size variation.
3. the Intelligent dimming circuit of LED lamp according to claim 1, which is characterized in that the ZIGBEE modules PWM controls
Circuit processed is the CC2530 chips of TI, and the unlike signal for exporting adjustable PWM gives half-bridge LC resonance formula converter circuit power
The pulse width modulator input terminal of pipe adjusts the voltage value of input LED light source, to adjust the luminous flux output of LED light source.
4. the Intelligent dimming circuit of LED lamp according to claim 1, which is characterized in that the antenna receives cell phone application
Wireless transmission signal simultaneously sends ZIGBEE module pwm control circuits to.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820530336.2U CN208094849U (en) | 2018-04-15 | 2018-04-15 | A kind of Intelligent dimming circuit of LED lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820530336.2U CN208094849U (en) | 2018-04-15 | 2018-04-15 | A kind of Intelligent dimming circuit of LED lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208094849U true CN208094849U (en) | 2018-11-13 |
Family
ID=64055974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820530336.2U Active CN208094849U (en) | 2018-04-15 | 2018-04-15 | A kind of Intelligent dimming circuit of LED lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208094849U (en) |
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2018
- 2018-04-15 CN CN201820530336.2U patent/CN208094849U/en active Active
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