CN107318198A - A kind of LED drive control devices - Google Patents
A kind of LED drive control devices Download PDFInfo
- Publication number
- CN107318198A CN107318198A CN201710721904.7A CN201710721904A CN107318198A CN 107318198 A CN107318198 A CN 107318198A CN 201710721904 A CN201710721904 A CN 201710721904A CN 107318198 A CN107318198 A CN 107318198A
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- China
- Prior art keywords
- signal
- constant current
- current output
- circuit
- mcu controllers
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Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/30—Driver circuits
- H05B45/37—Converter circuits
Abstract
The present invention discloses a kind of LED drive control devices, including extraneous power switch, constant current output power supply, MCU controllers, cut-off switch sync detection circuit, short time power-off preservation circuit, MIC pick-up circuits, remote signal mission controller, remote control signal receiver circuit and multiple constant current output control unit.The output end of constant current output power supply is electrically connected with the power input of MCU controllers, and multiple constant current output control unit includes the multiple constant current output control circuit connected one to one with every group of LED string.Connected between multigroup LED string, the power switch signal that the remote signal and cut-off switch sync detection circuit that audio signal that MCU controllers are received by MIC pick-up circuits, remote control signal receiver circuit are received are detected makes corresponding control output to multiple constant current output control unit, realizes the control of open and close and brightness while to multigroup LED string.
Description
Technical field
The present invention relates to field of LED illumination, more particularly to a kind of LED drive control devices.
Background technology
Existing LED lamp needs to install LED drive control devices to be dimmed or mixed colours, but LED drive control devices
Single or two tunnels can only typically be dimmed, adjust color, and multiple light fixtures together Switching Power Supply when cannot reach it is completely same
The effect of step.
The content of the invention
The main object of the present invention is to provide a kind of integral LED drive control device, it is intended to realize to multi-way LED lamp group
The Synchronization Control of light modulation, toning and open and close, convenient operation.
The present invention proposes a kind of LED drive control devices, including extraneous power switch, constant current output power supply, MCU control
Device, cut-off switch sync detection circuit, the short time power-off preserve circuit, MIC pick-up circuits, remote signal mission controller,
Remote control signal receiver circuit and multiple constant current output control unit；The constant current output power supply connects with extraneous power supply
Connect, the extraneous power switch is arranged on the connection line between the constant current output power supply and extraneous power supply,
The output end of the constant current output power supply and the power input of the MCU controllers are electrically connected with；
The signal input part of the cut-off switch sync detection circuit is electrically connected with the extraneous power switch, described disconnected
The signal input part of the signal output part of electric switch sync detection circuit and the MCU controllers is electrically connected with, and the power-off is opened
The opening and closing action that sync detection circuit is used to detect the extraneous power switch is closed, according to the opening and closing of the extraneous power switch
Corresponding control instruction is sent to the MCU controllers by action to match corresponding control instruction；
The short time power-off preserves circuit and is electrically connected with the MCU controllers, for powering off or closing outside described
The data in the MCU controllers are retained in the short time during boundary's power switch；
The MIC pick-up circuits are electrically connected at the signal input part of the MCU controllers, the sound for receiving the external world
Frequency signal, and the audio signal of reception is converted into level signal exported to the MCU controllers；
The remote control signal receiver circuit is electrically connected at the signal input part of the MCU controllers, described for receiving
The control signal that remote signal mission controller is sent, and export to the MCU controllers；
The multiple constant current output control unit is used to control multigroup LED string, including is corresponded with every group of LED string
Multiple constant current output control circuit, the signal output part of the MCU controllers per road constant current output control circuit with electrically connecting
Connect, the output end of constant current output control circuit is connected with one group of LED string all the way；Between multigroup LED string
Series connection, the power cathode of the negative pole of series circuit and the MCU controllers is electrically connected with；
Audio signal that the MCU controllers are received by the MIC pick-up circuits, remote control signal receiver electricity
The power switch signal that the remote signal and the cut-off switch sync detection circuit that road is received are detected comes to described many
Road constant current output control unit makes corresponding control output, realizes the control of open and close and brightness while to multigroup LED string
System.
Preferably, the LED string is provided with three groups, respectively white LED lamp string, yellow light LED lamp string, blue light or green glow
LED string.
Preferably, between the remote signal mission controller and the remote control signal receiver circuit by infrared signal or
Bluetooth signal or wireless network signal communication, the remote signal mission controller are IR remote controller or mobile phone or flat board electricity
Brain.
Preferably, the constant current output power supply, MCU controllers, cut-off switch sync detection circuit, short time power-off
Circuit, MIC pick-up circuits, remote control signal receiver circuit, multiple constant current output control unit is preserved to be integrated on a circuit board,
The circuit board is arranged in a radiating seat, and the radiating seat back side is provided with some fin, equal at the edge of the radiating seat
It is even that some radiating pin for stretching out and tilting down are distributed with.
The LED drive control devices of the present invention have the beneficial effect that：
The LED drive control devices of the present invention are provided with MCU controllers, the signal output part of MCU controllers and every road constant current
Output control circuit is electrically connected with, and the output end of constant current output control circuit is connected with one group of LED string all the way；It is many
Connected between group LED string, the negative pole of series circuit is electrically connected with the power cathode of MCU controllers；Multichannel is controlled by MCU
The power output of constant current output control circuit, to adjust the brightness of multigroup LED string, passes through the LED string of multigroup different colours
Collocation realize the regulation of glow color, realize brightness and the regulation of color to lamp.
One constant current output power supply realizes brightness and the tune of color to lamp by multiple constant current output control unit
Section.Moreover, constant current output effectively protects the normal of LED lamp bead to use.
It is distant that audio signal that MCU controllers are received by MIC pick-up circuits, remote control signal receiver circuit are received
Control signal and the power switch signal that detects of cut-off switch sync detection circuit are done to multiple constant current output control unit
Go out corresponding control output, realize the control of open and close and brightness while to multigroup LED string.Synchronously detection is electric for cut-off switch
Road can solve multiple light fixtures off/on simultaneously, and power switch color differs to problem.
Short time power-off, which preserves circuit, to be used to, when closing extraneous power switch, data reservation is carried out to MCU in the short time,
It will not at once reset, battery can be reduced.
Extraneous sound is received by MIC pick-up circuits, and is conveyed to MCU controllers, MCU controllers are to audio signal
Handled, and the audio for following sound pick-up to bring high bottom control multiple constant current output control unit, make multigroup LED string with
Change (brightness and the change of glow color) with the size of music, reach the effect for following music to beat.
Remote signal mission controller is used to send the control such as the brightness for wanting to show and color to remote control signal receiver circuit
System instruction, remote control signal receiver circuit receives the instruction that remote signal mission controller is sended over, and sends MCU controls to
Device, and wanted brightness and color are obtained, it is easy to operate.
Brief description of the drawings
Fig. 1 is the circuit theory diagrams of the LED drive control devices of the present invention.
The realization, functional characteristics and advantage of the object of the invention will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
Reference picture 1, proposes an embodiment of the LED drive control devices of the present invention：
A kind of LED drive control devices, including extraneous power switch 01, constant current output power supply 02, MCU controllers 03,
Cut-off switch sync detection circuit 04, short time power-off preserve circuit 05, MIC pick-up circuits 06, remote signal emission control
Device 07, remote control signal receiver circuit 08 and multiple constant current output control unit 09.
Constant current output power supply 02 is connected with extraneous power supply, and extraneous power switch 01 is arranged on constant current output and powered
On connection line between power supply 02 and extraneous power supply, output end and the MCU controllers 03 of constant current output power supply 02
Power input be electrically connected with, for constant current-supplying.
The signal input part of cut-off switch sync detection circuit 04 is electrically connected with extraneous power switch 01, and cut-off switch is same
The signal input part of the signal output part and MCU controllers 03 of step detection circuit 04 is electrically connected with, cut-off switch synchronization detection electricity
Road 04 is used for the opening and closing action for detecting extraneous power switch 01, is matched according to the action of the opening and closing of extraneous power switch 01 corresponding
Control instruction, and corresponding control instruction is sent to MCU controllers 03.
Short time power-off preserves circuit 05 and MCU controllers 03 and is electrically connected with, for being opened in power-off or the extraneous power supply of closing
The data in MCU controllers 03 are retained in the short time when closing 01.
MIC pick-up circuits 06 are electrically connected at the signal input part of MCU controllers 03, the audio letter for receiving the external world
Number, and the audio signal of reception is converted into level signal exported to MCU controllers 03.
Remote control signal receiver circuit 08 is electrically connected at the signal input part of MCU controllers 03, for receiving remote signal
The control signal that mission controller 07 is sent, and export to MCU controllers 03.
Multiple constant current output control unit 09 is used to controlling three groups of LED strings 10, including with a pair of every group of LED string 11 1
The road constant current output control circuits of Ying tri-.Three groups of LED strings 10 are respectively white LED lamp string, yellow light LED lamp string, blue light or green
Light LED string.The signal output part of MCU controllers 03 is electrically connected with every road constant current output control circuit, all the way constant current output
The output end of control circuit is connected with one group of LED string 11.Connected between three groups of LED strings 10, series circuit
The power cathode of negative pole and MCU controllers 03 is electrically connected with.
The power output of multiple constant current output control circuit is controlled by MCU, to adjust the brightness of multigroup LED string 10,
The regulation of glow color is realized by the collocation of the LED string of multigroup different colours, the brightness to lamp and the tune of color is realized
Section.
Audio signal that MCU controllers 03 are received by MIC pick-up circuits 06, remote control signal receiver circuit 08 are received
To the power switch signal that detects of remote signal and cut-off switch sync detection circuit 04 to export multiple constant current and control
Unit 09 processed makes corresponding control output, realizes the control of open and close and brightness while to multigroup LED string.
Cut-off switch sync detection circuit 04 can solve multiple light fixtures off/on simultaneously, and power switch color differs to problem.
Short time power-off, which preserves circuit 05, to be used to, when closing extraneous power switch 01, data are carried out to MCU in the short time
Retain, will not at once reset, battery can be reduced.
The sound in the external world is received by MIC pick-up circuits 06, and is conveyed to MCU controllers 03, MCU controllers 03 are to sound
Frequency signal is handled, and the high bottom control multiple constant current output control unit 09 of the audio for following sound pick-up to bring, and is made multigroup
LED string 10 follows the size of music to change (brightness and the change of glow color), reaches the effect for following music to beat.
Remote signal mission controller 07 is used to send brightness and the color for wanting display to remote control signal receiver circuit 08
Etc. control instruction, remote control signal receiver circuit 08 receives the instruction that remote signal mission controller 07 is sended over, and sends to
MCU controllers 03, and wanted brightness and color are obtained, it is easy to operate.
Between remote signal mission controller 07 and remote control signal receiver circuit 08 by infrared signal or Bluetooth signal or
Wireless network signal communicates, and remote signal mission controller 07 is IR remote controller or mobile phone or tablet personal computer etc..
Constant current output power supply 02, MCU controllers 03, cut-off switch sync detection circuit 04, short time power-off are preserved
Circuit 05, MIC pick-up circuits 06, remote control signal receiver circuit 08, multiple constant current output control unit 09 are integrated in a circuit
On plate, circuit board is arranged in a radiating seat, and the radiating seat back side is provided with some fin, is evenly distributed with the edge of radiating seat
Some radiating pin for stretching out and tilting down.Fin and radiating pin increase the area of dissipation of radiating seat, radiating seat energy
The heat that circuit board is produced quickly is exported, and is made the operating temperature of circuit board will not be too high, is made circuit board more durable.
LED string in the present embodiment is provided with three groups, but is not limited to three groups, can be set 6 groups, 9 groups etc., can be achieved pair
The control of multigroup LED string.
The preferred embodiments of the present invention are these are only, are not intended to limit the scope of the invention, it is every to utilize this hair
The equivalent structure transformation that bright specification and accompanying drawing content are made, or other related technical fields are directly or indirectly used in,
Similarly it is included within the scope of the present invention.
Claims (4)
1. a kind of LED drive control devices, it is characterised in that including extraneous power switch, constant current output power supply, MCU controls
Device, cut-off switch sync detection circuit, the short time power-off preserve circuit, MIC pick-up circuits, remote signal mission controller,
Remote control signal receiver circuit and multiple constant current output control unit；The constant current output power supply connects with extraneous power supply
Connect, the extraneous power switch is arranged on the connection line between the constant current output power supply and extraneous power supply,
The output end of the constant current output power supply and the power input of the MCU controllers are electrically connected with；
The signal input part of the cut-off switch sync detection circuit is electrically connected with the extraneous power switch, and the power-off is opened
The signal input part of the signal output part and the MCU controllers that close sync detection circuit is electrically connected with, and the cut-off switch is same
Step detection circuit is used for the opening and closing action for detecting the extraneous power switch, is acted according to the opening and closing of the extraneous power switch
To match corresponding control instruction, and corresponding control instruction is sent to the MCU controllers；
The short time power-off preserves circuit and is electrically connected with the MCU controllers, for powering off or closing the extraneous electricity
The data in the MCU controllers are retained in the short time during source switch；
The MIC pick-up circuits are electrically connected at the signal input part of the MCU controllers, the audio letter for receiving the external world
Number, and the audio signal of reception is converted into level signal exported to the MCU controllers；
The remote control signal receiver circuit is electrically connected at the signal input part of the MCU controllers, for receiving the remote control
The control signal that signal mission controller is sent, and export to the MCU controllers；
The multiple constant current output control unit is used to control multigroup LED string, including many correspondingly with every group of LED string
Road constant current output control circuit, the signal output part of the MCU controllers per road constant current output control circuit with being electrically connected with, and one
The output end of road constant current output control circuit is connected with one group of LED string；Connected between multigroup LED string,
The power cathode of the negative pole of series circuit and the MCU controllers is electrically connected with；
Audio signal that the MCU controllers are received by the MIC pick-up circuits, the remote control signal receiver circuit connect
The power switch signal that the remote signal and the cut-off switch sync detection circuit received is detected comes permanent to the multichannel
Stream output control unit makes corresponding control output, realizes the control of open and close and brightness while to multigroup LED string.
2. LED drive control devices according to claim 1, it is characterised in that the LED string is provided with three groups, are respectively
White LED lamp string, yellow light LED lamp string, blue light or green light LED lamp string.
3. LED drive control devices according to claim 1, it is characterised in that the remote signal mission controller and institute
State between remote control signal receiver circuit and to be communicated by infrared signal or Bluetooth signal or wireless network signal, the remote signal hair
Controller is penetrated for IR remote controller or mobile phone or tablet personal computer.
4. the LED drive control devices according to claim 1 or 2 or 3, it is characterised in that the constant current output power supply,
MCU controllers, cut-off switch sync detection circuit, short time power-off preserve circuit, MIC pick-up circuits, remote control signal receiver
Circuit, multiple constant current output control unit are integrated on a circuit board, and the circuit board is arranged in a radiating seat, the radiating
The seat back side is provided with some fin, and some radiatings for stretching out and tilting down are evenly distributed with the edge of the radiating seat
Pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710721904.7A CN107318198A (en) | 2017-08-22 | 2017-08-22 | A kind of LED drive control devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710721904.7A CN107318198A (en) | 2017-08-22 | 2017-08-22 | A kind of LED drive control devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107318198A true CN107318198A (en) | 2017-11-03 |
Family
ID=60176932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710721904.7A Pending CN107318198A (en) | 2017-08-22 | 2017-08-22 | A kind of LED drive control devices |
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| CN (1) | CN107318198A (en) |
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| CN105142312A (en) * | 2015-10-09 | 2015-12-09 | 张吉光 | LED controller |
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2017
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Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1567585A (en) * | 2003-06-20 | 2005-01-19 | 晶致半导体股份有限公司 | Semiconductor package having heat sink |
| US20090273303A1 (en) * | 2006-11-23 | 2009-11-05 | Semisilicon Technology Corp. | Synchronous light emitting diode lamp string controller |
| US20100013396A1 (en) * | 2008-07-15 | 2010-01-21 | Peng Wen-Chi | Led control system using modulated signal |
| WO2011160380A1 (en) * | 2010-06-25 | 2011-12-29 | 英飞特电子（杭州）有限公司 | Light emitting diode (led) dimming system |
| CN203279444U (en) * | 2012-05-18 | 2013-11-06 | 控制技术有限公司 | Radiating fin and radiating assembly arranged on printed circuit board |
| US20140217909A1 (en) * | 2013-02-02 | 2014-08-07 | Vastview Technology Inc. | Apparatus for driving multi-color led strings |
| US20140306614A1 (en) * | 2013-04-12 | 2014-10-16 | Guangzhou Iethai Lighting Electronic Technology Co., Ltd. | Self-adaptive drive circuit and led lamp with the same |
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| CN105142312A (en) * | 2015-10-09 | 2015-12-09 | 张吉光 | LED controller |
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