CN103491690A - Stepless dimming type LED lamp - Google Patents
Stepless dimming type LED lamp Download PDFInfo
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- CN103491690A CN103491690A CN201310453609.XA CN201310453609A CN103491690A CN 103491690 A CN103491690 A CN 103491690A CN 201310453609 A CN201310453609 A CN 201310453609A CN 103491690 A CN103491690 A CN 103491690A
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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
The invention discloses a stepless dimming type LED lamp which comprises a silicon controlled dimming module, a main control chip and a main control switch. The main control chip is a single chip microcomputer with a flash program and comprises a flash program storage and a PWM output module, the silicon controlled dimming module comprises a zero cross detection circuit, a phase shift circuit and silicon controlled, the zero cross detection circuit is connected with the main control chip, the silicon controlled is connected with an LED light source, and the PWM output module is connected with the silicon controlled through a PWM output port. The main control switch is turned on, the single chip microcomputer is in the initial working state, and the LED light source slowly lights from 0%-100%. During lighting of the LED light source, the LED light source can be rated at the current illumination by turning off the main control switch and turning on the main control switch again in 1.5 second, and continuous stepless dimming without flashing can be easily achieved. The stepless dimming type LED lamp has the remote control dimming function, the delay light turning-off function and the wall switch turning-on and turning-off function. Practicality is reinforced for a user.
Description
Technical field
The present invention relates to the LED lighting field, particularly a kind of remote-controlled stepless dimming formula LED lamp.
Background technology
At present, LED light source is long, pollution-free with the life-span, light efficiency high just progressively replace incandescent and fluorescent light, so the LED light fixture as light source with LED occurred.The user is customarily used in the lamp of different brightness in the different periods, so, according to the difference of client's instructions for use, light fixture need possess brightness control function.The LED light fixture of existing tunable optical does not possess the brightness memory function, while turning on light, is all that brightness need readjust, and to the user, makes troubles in fixing brightness at every turn.
Therefore, how designing a kind of formula of the stepless dimming with brightness memory function LED lamp is technical problem to be solved by this invention.
Summary of the invention
But main purpose of the present invention be to provide a kind of wireless remote control, with the stepless dimming formula LED lamp of brightness memory function, be intended to realize the brightness autostore to setting, and automatically be adjusted to the brightness set when turning on light next time, be user-friendly to.
The present invention proposes a kind of stepless dimming formula LED lamp, comprise AC/DC constant-current driving power supply and LED light source, also comprise thyristor regulating optical module for described LED light source being carried out to stepless dimming, for the main control chip that described thyristor regulating optical module is controlled and the master switch be connected with described main control chip;
Described main control chip is the single-chip microcomputer with the flash memory program, comprises flash memory program storage and the PWM output module that can store arbitrary brightness illumination code; Described thyristor regulating optical module comprises zero cross detection circuit, phase-shift circuit and controllable silicon, described zero cross detection circuit is connected with described main control chip, described controllable silicon is connected with described LED light source, described PWM output module is connected with described controllable silicon by the PWM output port, described phase-shift circuit is connected between described PWM output module and described controllable silicon, described main control chip gathers the zero crossing of half-wave by described zero cross detection circuit, drive described PWM output module to carry out synchronous phase-shift pulse simultaneously and trigger described controllable silicon, carry out light modulation.
Preferably, also comprise remote controller for sending infrared control signal and, for receiving the infrared receiving module of infrared control signal, described infrared receiving module is connected with described main control chip.
Preferably, described main control chip is the PIC16F1933 single-chip microcomputer.
Be provided with thyristor regulating optical module for LED light source being carried out to stepless dimming in stepless dimming formula LED lamp of the present invention, for the main control chip that the thyristor regulating optical module is controlled and the master switch be connected with main control chip, main control chip is the single-chip microcomputer with the flash memory program, comprises flash memory program storage and the PWM output module that can store arbitrary brightness illumination code; The thyristor regulating optical module comprises zero cross detection circuit, phase-shift circuit and controllable silicon; Zero cross detection circuit is connected with main control chip, and controllable silicon is connected with LED light source, and the PWM output module is connected with controllable silicon by the PWM output port, and phase-shift circuit is connected between PWM output module and controllable silicon.Open master switch, be communicated with external ac power source, the constant-current supply of external ac power source output smoothing after the step-down of AC/DC constant-current driving power supply, rectification, filtering, voltage stabilizing, supply with main control chip and thyristor regulating optical module, now, single-chip microcomputer enters the initialization state, and single-chip microcomputer gathers the zero crossing of half-wave by zero cross detection circuit, drive the PWM output module to carry out synchronous phase-shift pulse simultaneously and trigger controllable silicon, carry out light modulation.Now, LED light source slowly lights from 0%-100%, the time that lights is probably about 5 seconds, at LED light source from during the lighting of 0%-100%, when wanting to stop in some brightness, only need to close master switch and again opened master switch within 1.5 seconds and just can make LED light source fix in current brightness, can easily realize the stepless dimming of continuous flicker free.In the situation that light fixture has been preserved brightness data, when the user wants to reset new brightness, can pass through the advanced horizontal reset of master switch, and then reset new luminance parameter.
Due in main control chip with the flash memory program storage, the flash memory program storage is connected with the PWM output module, carry out store recording for the luminosity parameter that LED light source is set, and recall use when turning on light next time, can make the LED lamp keep on light fixture luminance once when turning on light next time, there is memory function, be user-friendly to.The stepless dimming formula LED lamp that the present invention proposes only has three sections or four sections light modulations and does not compare with the product of memory function with similar on market, has obvious advantage.
The present invention is also with the remote controller that is useful on the transmission infrared control signal with for receiving the infrared receiving module of infrared control signal, and infrared receiving module is connected with main control chip, can carry out brightness adjustment control by remote controller, very convenient.
The accompanying drawing explanation
The circuit block diagram of the embodiment that Fig. 1 is stepless dimming formula LED lamp of the present invention;
The structural representation of the embodiment that Fig. 2 is stepless dimming formula LED lamp of the present invention.
The realization of the object of the invention, functional characteristics and advantage, in connection with embodiment, are described further with reference to accompanying drawing.
Embodiment
Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
See figures.1.and.2, propose an embodiment of stepless dimming formula LED lamp of the present invention, this stepless dimming formula LED lamp comprises AC/DC constant-current driving power supply 10, LED light source 1, for the thyristor regulating optical module 30 that LED light source 1 carried out to stepless dimming, for the main control chip that thyristor regulating optical module 30 is controlled and the master switch 40 be connected with main control chip.
Main control chip is the PIC16F1933 single-chip microcomputer 20 with the flash memory program, comprises flash memory program storage 22 and the PWM output module 21 that can store arbitrary brightness illumination code; Thyristor regulating optical module 30 comprises zero cross detection circuit 31, phase-shift circuit 32 and controllable silicon 33.Zero cross detection circuit 31 is connected with main control chip, and controllable silicon 33 is connected with LED light source 1, and PWM output module 21 is connected with controllable silicon 33 by the PWM output port, and phase-shift circuit 32 is connected between PWM output module 21 and controllable silicon 33.Open master switch 40, be communicated with external ac power source, the constant-current supply of external ac power source output smoothing after 10 step-downs of AC/DC constant-current driving power supply, rectification, filtering, voltage stabilizing, supply with main control chip and thyristor regulating optical module 30, now, single-chip microcomputer 20 enters the initialization state, and single-chip microcomputer 20 gathers the zero crossing of half-wave by zero cross detection circuit 31, drive PWM output module 21 to carry out synchronous phase-shift pulse simultaneously and trigger controllable silicon 33, carry out light modulation.Now, LED light source 1 slowly lights from 0%-100%, the time that lights is probably about 5 seconds, at LED light source 1 from during the lighting of 0%-100%, when wanting to stop in some brightness, only need to close master switch 40 and again opened master switch 40 within 1.5 seconds and just can make LED light source 1 fix in current brightness, can easily realize the stepless dimming of continuous flicker free.
In the situation that light fixture has been preserved brightness data, when the user wants to reset new brightness, can pass through the advanced horizontal reset of master switch 40, and then reset new luminance parameter.Concrete operations are: under the state of opening at lamp, close master switch 40 and opened again master switch 40 within 1.5 seconds, and the brightness data of storage before can removing like this, thus single-chip microcomputer 20 returns to initial procedure; Then, can operate to reset new brightness with reference to above-mentioned light modulation.
Due in main control chip with flash memory program storage 22, flash memory program storage 22 is connected with PWM output module 21, carry out store recording for the luminosity parameter that LED light source 1 is set, and recall use when turning on light next time, can make the LED lamp keep on light fixture luminance once when turning on light next time, there is memory function, be user-friendly to.The stepless dimming formula LED lamp that the present invention proposes only has three sections or four sections light modulations and does not compare with the product of memory function with similar on market, has obvious advantage.
The contact switch that master switch 40 is normal domestic use, can select switch on wall to control, easy for installation.
The present invention is also with being useful on remote controller and the infrared receiving module 50 for receiving infrared control signal that sends infrared control signal, and infrared receiving module 50 is connected with main control chip, can carry out brightness adjustment control by remote controller, very convenient.At present, remote controller is built-in with three component group switches and one group of master switch, can control three groups of light fixture independent dimmings, also can wholely adjust, and is user-friendly to.
This stepless dimming formula LED lamp also closes lamp module with being useful on the delay that delay turns off the light automatically, and infrared receiving module 50 is connected with this delays pass lamp module, on remote controller, is provided with for controlling the sleep function button of this delay pass lamp module.After pressing this sleep function button, the function of can start delay automatically turning off the light, light fixture can automatically be closed after 15 minutes.
LED lamp in the present embodiment is the LED bulb lamp, comprises radiator 3, lamp holder and lampshade, and LED light source 1 is comprised of LED substrate and a plurality of LED chips that are welded on the LED substrate, and LED light source 1 is fastened on the upper surface of radiator 3.Thyristor regulating optical module 30, main control chip, infrared receiving module 50, delay are turned off the light module integration on a circuit board 2, and this circuit board 2 is welded on the middle position of LED substrate, as shown in Figure 2.
The present invention has increased remote control light modulating function, time delay turn off the light function and switch on wall dimming function than tunable optical light fixture conventional on market, has strengthened user's practicality.
The foregoing is only the preferred embodiments of the present invention; not thereby limit the scope of the claims of the present invention; every equivalent structure transformation that utilizes specification of the present invention and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in scope of patent protection of the present invention.
Claims (3)
1. a stepless dimming formula LED lamp, comprise AC/DC constant-current driving power supply and LED light source, it is characterized in that, also comprise thyristor regulating optical module for described LED light source being carried out to stepless dimming, for the main control chip that described thyristor regulating optical module is controlled and the master switch be connected with described main control chip;
Described main control chip is the single-chip microcomputer with the flash memory program, comprises flash memory program storage and the PWM output module that can store arbitrary brightness illumination code; Described thyristor regulating optical module comprises zero cross detection circuit, phase-shift circuit and controllable silicon, described zero cross detection circuit is connected with described main control chip, described controllable silicon is connected with described LED light source, described PWM output module is connected with described controllable silicon by the PWM output port, described phase-shift circuit is connected between described PWM output module and described controllable silicon, described main control chip gathers the zero crossing of half-wave by described zero cross detection circuit, drive described PWM output module to carry out synchronous phase-shift pulse simultaneously and trigger described controllable silicon, carry out light modulation.
2. stepless dimming formula LED lamp according to claim 1, is characterized in that, also comprises remote controller for sending infrared control signal and, for receiving the infrared receiving module of infrared control signal, described infrared receiving module is connected with described main control chip.
3. stepless dimming formula LED lamp according to claim 2, is characterized in that, described main control chip is the PIC16F1933 single-chip microcomputer.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310453609.XA CN103491690A (en) | 2013-09-29 | 2013-09-29 | Stepless dimming type LED lamp |
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| CN201310453609.XA CN103491690A (en) | 2013-09-29 | 2013-09-29 | Stepless dimming type LED lamp |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015180136A1 (en) * | 2014-05-30 | 2015-12-03 | 王晓元 | Dimming switch and dimming method therefor |
| CN106159598A (en) * | 2016-07-13 | 2016-11-23 | 深圳市湖渊电气技术有限公司 | A kind of remote-controlled intelligent illumination socket |
| CN107027215A (en) * | 2017-04-01 | 2017-08-08 | 苏州欧普照明有限公司 | A kind of intelligent control method of illuminator, device and illuminator |
| CN107277965A (en) * | 2016-04-08 | 2017-10-20 | 东林科技股份有限公司 | Light source driver and lighting device comprising same |
| CN108426188A (en) * | 2017-12-13 | 2018-08-21 | 上海智汇电器有限公司 | Portable illumination device |
| CN109219182A (en) * | 2017-07-06 | 2019-01-15 | 宁波灿祥光电有限公司 | A kind of memory light adjusting circuit |
| CN110213554A (en) * | 2019-07-03 | 2019-09-06 | 大峡谷照明系统（苏州）股份有限公司 | A kind of method that image maps player and pixel debugging |
| CN111182695A (en) * | 2020-01-03 | 2020-05-19 | 上海顿格电子贸易有限公司 | Adapter for traditional Triac dimming lamp and novel Triac dimming lamp |
| CN111447717A (en) * | 2020-04-28 | 2020-07-24 | 佛山市正跃照明科技有限公司 | Infrared light and color adjusting RGB drive circuit device |
-
2013
- 2013-09-29 CN CN201310453609.XA patent/CN103491690A/en active Pending
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015180136A1 (en) * | 2014-05-30 | 2015-12-03 | 王晓元 | Dimming switch and dimming method therefor |
| CN107277965A (en) * | 2016-04-08 | 2017-10-20 | 东林科技股份有限公司 | Light source driver and lighting device comprising same |
| CN106159598A (en) * | 2016-07-13 | 2016-11-23 | 深圳市湖渊电气技术有限公司 | A kind of remote-controlled intelligent illumination socket |
| CN106159598B (en) * | 2016-07-13 | 2019-06-11 | 深圳市湖渊电气技术有限公司 | A kind of remote control intelligent lighting socket |
| CN107027215B (en) * | 2017-04-01 | 2019-05-24 | 苏州欧普照明有限公司 | A kind of intelligent control method of lighting system, device and lighting system |
| CN107027215A (en) * | 2017-04-01 | 2017-08-08 | 苏州欧普照明有限公司 | A kind of intelligent control method of illuminator, device and illuminator |
| CN109219182A (en) * | 2017-07-06 | 2019-01-15 | 宁波灿祥光电有限公司 | A kind of memory light adjusting circuit |
| CN109219182B (en) * | 2017-07-06 | 2020-11-10 | 宁波灿祥光电有限公司 | Memory dimming circuit |
| CN108426188A (en) * | 2017-12-13 | 2018-08-21 | 上海智汇电器有限公司 | Portable illumination device |
| CN110213554A (en) * | 2019-07-03 | 2019-09-06 | 大峡谷照明系统（苏州）股份有限公司 | A kind of method that image maps player and pixel debugging |
| CN110213554B (en) * | 2019-07-03 | 2021-07-13 | 大峡谷照明系统（苏州）股份有限公司 | Image mapping player and pixel point debugging method |
| CN111182695A (en) * | 2020-01-03 | 2020-05-19 | 上海顿格电子贸易有限公司 | Adapter for traditional Triac dimming lamp and novel Triac dimming lamp |
| CN111447717A (en) * | 2020-04-28 | 2020-07-24 | 佛山市正跃照明科技有限公司 | Infrared light and color adjusting RGB drive circuit device |
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