CN205320328U - High -efficient stable LED intelligence back -porch phase cut light modulator - Google Patents
High -efficient stable LED intelligence back -porch phase cut light modulator Download PDFInfo
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- CN205320328U CN205320328U CN201521071992.3U CN201521071992U CN205320328U CN 205320328 U CN205320328 U CN 205320328U CN 201521071992 U CN201521071992 U CN 201521071992U CN 205320328 U CN205320328 U CN 205320328U
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- mcu
- mosfet
- frequency converter
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Abstract
The utility model discloses a high -efficient stable LED intelligence back -porch phase cut light modulator, including synchronous head detection module, photoelectric coupling module, drive power module A, drive power module B, drive power module C, PWM suspension drive module A, PWM suspension drive module B, PWM suspension drive module C, MOSFET week wave converter A, MOSFET week wave converter B, MOSFET week wave converter C, MCU detection module, MCU power module and 0 -10V photoelectric coupling 0. The utility model discloses high -efficient stable LED intelligence back -porch phase cut light modulator presses through detecting the dynamic electricity, and the PWM debugging is carried out to municipality ferroelectric phase position and frequency, makes the input unanimous with the zero crossing of output to improve stability, have following advantage: 1, compatible capacitive load, 2, work efficiency reach more than 98%, 3, LED work adjust luminance fine and smooth soft, 4, support 0 -10V signal modulation mode to detect and carry out intelligent light -adjusting, 5, support that manual knob adjusts luminance to MCU, 5, can support multichannel LED lamp to connect (3600W) synchronous phase cut in parallel simultaneously to adjust luminance.
Description
Technical field
This is practical relates to a kind of light modulator. Specifically after a kind of LED intelligence of efficient stable along phase-cut dimming device.
Background technology
Along with the caused negative effect of Global Greenhouse Effect constantly manifests, every country is all using energy-saving and emission-reduction as this in the worldIn state's economic development must consider a major issue, LED lighting engineering under this background, arise at the historic moment just oneThe emerging power-saving technology of item. LED be acknowledged as green the 4th generation light source, be a kind of solid cold light source, there is efficient, longevityThe plurality of advantages such as life length, safety and environmental protection, volume are little, high reliability, fast response time. Along with the raising of LED production technology,Production cost constantly reduces, and white light LEDs replaces traditional lighting source to become possibility, but existing LED light modulator is generalThere is the little and awkward defect of inefficiency, the scope of application.
Utility model content
The purpose of this utility model is to provide after a kind of LED intelligence of efficient stable along phase-cut dimming device, to solve the above-mentioned back of the bodyThe problem proposing in scape technology.
For achieving the above object, the utility model provides following technical scheme:
After the LED intelligence of efficient stable, along a phase-cut dimming device, comprise synchronous head detection module, photoelectric coupling module, driveMoving supply module A, driving supply module B, driving supply module C, PWM suspension driver module A, PWM suspend and drive mouldPiece B, PWM suspension driver module C, MOSFET frequency converter A, MOSFET frequency converter B, MOSFET cycle becomeParallel operation C, MCU detection module, MCU supply module and signal input module, described MCU supply module connects respectively MCU inspectionSurvey module, synchronous head detection module, drive supply module A, drive supply module B, drive supply module C, MOSFETFrequency converter A, MOSFET frequency converter B, MOSFET frequency converter C and 180-265VAC, MCU detection moduleAlso connect respectively synchronous head detection module, photoelectric coupling modules A, photoelectric coupling module B, photoelectric coupling module C and signalInput module, drives supply module A also to connect PWM suspension driver module A, and photoelectric coupling module Fen San road is connected to PWMSuspension driver module A, PWM suspension driver module B, PWM suspension driver module C, drive supply module A also to connect PWMSuspension driver module A, drives supply module B also to connect PWM suspension driver module B, drives supply module C also to connect PWMSuspension driver module C.
As preferred version of the present utility model: described MOSFET frequency converter is also exported LED output signal.
Compared with prior art, the beneficial effects of the utility model are: after the LED intelligence of the utility model efficient stable, cut on edgePhase light modulator moves voltage by detection, and civil power phase place and frequency are carried out PWM debugging, makes input consistent with the zero crossing of output,Thereby raising stability, has the following advantages: 1, compatible capacitive load, 2, operating efficiency reaches more than 98%, 3, LED workMake light modulation exquisiteness soft, 4, support manual knob light modulation, 5, can support the parallel connection of 120 (3600W) LED fluorescent tubes simultaneouslySynchronous phase-cut dimming. 6, MCU electric power system adopts EI42 transformer, and power supply is stable, and 7, the output of light modulator Fen San road, everyRoad independence PWM suspends and drives power supply, and 8, adopt MOSFET cycle cut technology to carry out phase place copped wave to civil power, reach rear edgePhase-cut dimming effect.
Brief description of the drawings
Fig. 1 is the structured flowchart along phase-cut dimming device after the LED intelligence of efficient stable;
Fig. 2 is the circuit diagram of MCU supply module;
Fig. 3 is the circuit diagram of PWM suspension driver module
Fig. 4 is the circuit diagram of synchronous head detection module;
Fig. 5 is the circuit diagram of signal input module;
Fig. 6 is the circuit diagram of MCU detection module;
Fig. 7 is the circuit diagram of MOSFET frequency converter.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out clearlyChu, intactly description, obviously, described embodiment is only the utility model part embodiment, instead of wholeEmbodiment. Based on the embodiment in the utility model, those of ordinary skill in the art are not making under creative work prerequisiteThe every other embodiment obtaining, belongs to the scope that the utility model is protected.
Refer to Fig. 1～7, after a kind of LED intelligence of efficient stable, along phase-cut dimming device, comprise synchronous head detection module, lightElectric coupling modules A, photoelectric coupling module B, photoelectric coupling module C, drive supply module A, drive supply module B, driveMoving supply module C, PWM suspension driver module A, PWM suspension driver module B, PWM suspension driver module C, MOSFETFrequency converter A, MOSFET frequency converter B, MOSFET frequency converter C, MCU detection module, MCU supply moduleAnd signal input module, described MCU supply module connects respectively MCU detection module, synchronous head detection module, drives power supplyModules A, drive supply module B, drive supply module C, MOSFET frequency converter A, MOSFET frequency converter B,MOSFET frequency converter C and 180-265VAC, MCU detection module also connects respectively synchronous head detection module, photoelectric couplingModules A, photoelectric coupling module B, photoelectric coupling module C and signal input module, drive supply module A also to connect PWMSuspension driver module A, photoelectric coupling modules A also connects PWM suspension driver module A, drives supply module B also to connect PWMSuspension driver module B, photoelectric coupling module B also connects PWM suspension driver module B, drives supply module C also to connect PWMSuspension driver module C, photoelectric coupling module C also connects PWM suspension driver module C.
MOSFET frequency converter is also exported LED output signal.
Operation principle of the present utility model is: this light modulator carries out PWM debugging by detecting electrokinetic potential and frequency, make input withThe zero crossing of output is consistent, thereby improves stability. Have the following advantages: 1, compatible capacitive load, 2, operating efficiency reachesMore than 98%, 3, LED work light modulation exquisiteness is soft, 4, support hand to tremble signal, knob light modulation, 5, can support 120 simultaneouslyRoot (3600W) LED fluorescent tube synchronous phase-cut dimming in parallel. 6, MCU electric power system adopts EI42 transformer, and power supply is stable,7, light modulator Fen San road output, every road independence PWM suspends and drives power supply, and 8, adopt MOSFET cycle cut technology to teacherYounger brother carries out phase place copped wave, reaches rear along phase-cut dimming effect.
Claims (2)
- After the LED intelligence of efficient stable along a phase-cut dimming device, it is characterized in that, comprise synchronous head detection module, lightElectric coupling module, drive supply module A, drive supply module B, drive supply module C, PWM suspension driver module A,PWM suspension driver module B, PWM suspension driver module C, MOSFET frequency converter A, MOSFET frequency converter B,MOSFET frequency converter C, MCU detection module, MCU supply module and 0-10V signal input module, described MCU suppliesElectricity module connects respectively MCU detection module, synchronous head detection module, drives supply module A, drives supply module B, drivesMoving supply module C, MOSFET frequency converter A, MOSFET frequency converter B, MOSFET frequency converter C and180-265VAC, MCU detection module also connects respectively synchronous head detection module, photoelectric coupling module and the input of 0-10V signalModule, drives supply module A also to connect PWM suspension driver module A, and photoelectric coupling module Fen San road is connected to PWM and suspendsDriver module A, PWM suspension driver module B, PWM suspension driver module C.
- According to after the LED intelligence of a kind of efficient stable claimed in claim 1 along phase-cut dimming device, it is characterized in that,MOSFET frequency converter also outputs to LED lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521071992.3U CN205320328U (en) | 2015-12-19 | 2015-12-19 | High -efficient stable LED intelligence back -porch phase cut light modulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521071992.3U CN205320328U (en) | 2015-12-19 | 2015-12-19 | High -efficient stable LED intelligence back -porch phase cut light modulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205320328U true CN205320328U (en) | 2016-06-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521071992.3U Expired - Fee Related CN205320328U (en) | 2015-12-19 | 2015-12-19 | High -efficient stable LED intelligence back -porch phase cut light modulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205320328U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105392236A (en) * | 2015-12-19 | 2016-03-09 | 赖春梅 | Efficient and stable LED intelligent lagging edge phase-shifting light modulator |
| CN106102227A (en) * | 2016-06-20 | 2016-11-09 | 福州台江区超人电子有限公司 | Building roof control system of lamp decoration |
-
2015
- 2015-12-19 CN CN201521071992.3U patent/CN205320328U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105392236A (en) * | 2015-12-19 | 2016-03-09 | 赖春梅 | Efficient and stable LED intelligent lagging edge phase-shifting light modulator |
| CN106102227A (en) * | 2016-06-20 | 2016-11-09 | 福州台江区超人电子有限公司 | Building roof control system of lamp decoration |
| CN106102227B (en) * | 2016-06-20 | 2017-08-25 | 福州台江区超人电子有限公司 | Building roof control system of lamp decoration |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160615 Termination date: 20171219 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |