CN105246215A - LED driving power supply with bluetooth remote control - Google Patents
LED driving power supply with bluetooth remote control Download PDFInfo
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- CN105246215A CN105246215A CN201510744392.7A CN201510744392A CN105246215A CN 105246215 A CN105246215 A CN 105246215A CN 201510744392 A CN201510744392 A CN 201510744392A CN 105246215 A CN105246215 A CN 105246215A
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Abstract
The invention discloses an LED driving power supply with bluetooth remote control. The LED driving power supply comprises a master control unit, a constant current control unit, a switch unit and a bluetooth chip. The driving power supply is provided with an input end and an output end. A rectification filer and a power factor correction circuit are connected between the input end and the output end, and the tail end is provided with LED. According to the LED driving power supply with bluetooth remote control, a pulse frequency modulator with a multiplier is used so that the LED driver circuit structure is simple and cost is low, high-power-factor output is realized, saving of electric energy is facilitated, the built-in MCU of the bluetooth chip is fully utilized without additional use of an independent MCU, only partial function in the built-in MCU of the bluetooth chip is cut to be added in the control function of the LED driving power supply, and thus control is relatively easy and cost is saved.
Description
Technical field
The present invention relates to field of LED illumination, especially a kind of LED drive power with Bluetooth remote control.
Background technology
Along with improving constantly of LED technology, it is more and more extensive that LED uses in interior lighting system, simultaneously, people it is also proposed more requirement to intelligentized control method family LED, attempt the conversion being realized various Lighting Scene by intelligentized control method, thus enjoy easily, comfortable, joyful new life is experienced.Prior art usually employing sound, light or radiotechnics controls LED brightness, but general product or technology, or utilization is inconvenient or cost is higher, is difficult to meet user's requirement inexpensive to product.
Summary of the invention
The object of the invention is to for the deficiencies in the prior art, a kind of LED drive power of Bluetooth remote control is provided.
For achieving the above object, the present invention is achieved through the following technical solutions:
A kind of LED drive power with Bluetooth remote control, comprise main control unit, constant current control unit, switch element and Bluetooth chip, this driving power is provided with input and output, be connected with rectifier filter and circuit of power factor correction between described input and output, end is provided with LED.
Further, described main control unit comprises sample circuit, reference power supply, relatively amplifying circuit, optocoupler, drive circuit and the described pulse-frequency modulator with multiplier, described sample circuit obtains described voltage sampling signal to described output sampling, described reference power supply provides reference voltage, described voltage sampling signal and described reference voltage compare to produce an error signal by described comparison amplifying circuit, control signal described in the described pulse frequency modulator with multiplier produces according to described error signal, and export described control signal to converting unit by described drive circuit and by described optocoupler, described error signal be sent to the described pulse frequency modulator with multiplier.
Further, described constant current control unit is arranged on above described main control unit, it also includes constant voltage unit and constant current unit, and the signal that described constant voltage unit and constant current unit are used for gathering respectively output unit also feeds back signal to PFC control unit.
Further, described Bluetooth chip is arranged on main control unit between light-modulating mode testing circuit, it has been interconnected wireless transport module and MCU, its controling parameters for wireless transport module wireless receiving mobile terminal is sent, and be transferred to MCU, the controling parameters received is converted to corresponding control signal transmission main control unit by MCU, and main control unit works according to this control signal driving LED lamp.
Further, described main control unit is connected with fault detection module, described fault detection module is connected with fault feedback module, described fault feedback unit is connected to wireless transport module, fault-signal is sent to fault feedback module and main control unit after fault being detected by described fault detection module respectively, and the fault-signal received is gone out by wireless transport module wireless transmission by described fault feedback module.
Further, also lightning protection circuit is connected with between described input and rectifier filter.
The invention has the beneficial effects as follows: employ the pulse frequency modulator with multiplier, make that LED driver circuit structure is simple, cost is low, realize High Power Factor to export, be conducive to saves energy, and take full advantage of the MCU established in Bluetooth chip, do not need to use independent MCU in addition, only need the partial function in the MCU that establishes in this Bluetooth chip of cutting, add controlling functions of the present invention, control relatively simple, provide cost savings.
Accompanying drawing explanation
Fig. 1 is the overall schematic of circuit of the present invention.
Fig. 2 is the structural representation of main control unit of the present invention.
Embodiment
In order to structure of the present invention, feature and effect thereof, can have and further understand and be familiar with, now lift a preferred embodiment, and be described with reference to the accompanying drawings as follows:
As shown in Figure 1, a kind of LED drive power with Bluetooth remote control described by the present embodiment, it mainly comprises main control unit 1, constant current control unit 2, switch element 3 and Bluetooth chip 4, this driving power is provided with input 6 and output 9, be connected with rectifier filter 7 and circuit of power factor correction 8 between input 6 and output 9, end is provided with LED10.
Main control unit 1 comprises sample circuit 106, reference power supply 105, relatively amplifying circuit 104, optocoupler 103, drive circuit 101 and the pulse-frequency modulator 102 with multiplier, sample circuit 106 pairs of outputs 9 carry out sampling and obtain voltage sampling signal 106, reference power supply 105 provides reference voltage, relatively voltage sampling signal 106 and reference voltage compare to produce an error signal by amplifying circuit 104, with multiplier pulse frequency modulator 102 according to error signal produce described in control signal, and export control signal to converting unit by drive circuit 101 and error signal be sent to the pulse frequency modulator 102 with multiplier by optocoupler 103.
Constant current control unit 2 is arranged on above main control unit 1, and it also includes constant voltage unit 21 and constant current unit 22, and constant voltage unit 21 and constant current unit 22 are for gathering the signal of output unit respectively and feeding back signal to PFC control unit.
Bluetooth chip 4 is arranged on main control unit 1 between light-modulating mode testing circuit 5, it has been interconnected wireless transport module 41 and MCU42, its controling parameters for wireless transport module 41 wireless receiving mobile terminal is sent, and be transferred to MCU42, the controling parameters received is converted to corresponding control signal transmission main control unit 1 by MCU42, and main control unit 1 works according to this control signal driving LED lamp.
Main control unit 1 is connected with fault detection module 11, fault detection module 11 is connected with fault feedback module 12, fault feedback unit 12 is connected to wireless transport module 41, fault-signal is sent to fault feedback module 12 and main control unit 1 after fault being detected by fault detection module 11 respectively, and the fault-signal received is gone out by wireless transport module 41 wireless transmission by fault feedback module 12.Fault detection module 11 energy detection failure in real time, and by fault feedback module 12 and then utilize wireless transport module 41 to carry out wireless transmission fault-signal is sent, user is made to recognize failure condition in time and to safeguard, thus the steady operation of power supply can be kept, effectively can improve reliability, greatly promote antijamming capability.
Lightning protection circuit 13 is also connected with between input 6 and rectifier filter 7.Lightning protection circuit 13 can make lightning stroke surge energy be fast released, and can carry out available protecting to the supply unit be struck by lightning.
Circuit of the present invention employs the pulse frequency modulator with multiplier, make that LED driver circuit structure is simple, cost is low, realize High Power Factor to export, be conducive to saves energy, and take full advantage of the MCU established in Bluetooth chip, do not need to use independent MCU in addition, only need the partial function in the MCU that establishes in this Bluetooth chip of cutting, add controlling functions of the present invention, control relatively simple, provide cost savings.
The foregoing is only the preferred embodiment of the present invention; not limit practical range of the present invention with this, all persons that is familiar with technique, use principle of the present invention and technical characteristic; the various change done and decoration, all should be covered by within protection category that these claims define.
Claims (6)
1. the LED drive power with Bluetooth remote control, comprise main control unit (1), constant current control unit (2), switch element (3) and Bluetooth chip (4), it is characterized in that: this driving power is provided with input (6) and output (9), be connected with rectifier filter (7) and circuit of power factor correction (8) between described input (6) and output (9), end is provided with LED(10).
2. a kind of LED drive power with Bluetooth remote control as claimed in claim 1, it is characterized in that: described main control unit (1) comprises sample circuit (106), reference power supply (105), relatively amplifying circuit (104), optocoupler (103), drive circuit (101) and the described pulse-frequency modulator with multiplier (102), described sample circuit (106) obtains described voltage sampling signal to described output (9) sampling, described reference power supply (105) provides reference voltage, described voltage sampling signal (106) and described reference voltage compare to produce an error signal by described comparison amplifying circuit (104), control signal described in the described pulse frequency modulator with multiplier (102) produces according to described error signal, and export described control signal to converting unit by described drive circuit (101) and by described optocoupler (103), described error signal be sent to the described pulse frequency modulator (102) with multiplier.
3. a kind of LED drive power with Bluetooth remote control as claimed in claim 1, it is characterized in that: described constant current control unit (2) is arranged on described main control unit (1) top, it also includes constant voltage unit (21) and constant current unit (22), and described constant voltage unit (21) and constant current unit (22) are for gathering the signal of output unit respectively and feeding back signal to PFC control unit.
4. a kind of LED drive power with Bluetooth remote control as claimed in claim 1, it is characterized in that: described Bluetooth chip (4) is arranged on main control unit (1) between light-modulating mode testing circuit (5), it has been interconnected wireless transport module (41) and MCU(42), its controling parameters for wireless transport module (41) wireless receiving mobile terminal is sent, and be transferred to MCU(42), MCU(42) controling parameters received is converted to corresponding control signal transmission main control unit (1), main control unit (1) works according to this control signal driving LED lamp.
5. a kind of LED drive power with Bluetooth remote control as claimed in claim 4, it is characterized in that: described main control unit (1) is connected with fault detection module (11), described fault detection module is connected with fault feedback module (12), described fault feedback unit (12) is connected to wireless transport module (41), respectively fault-signal is sent to fault feedback module (12) and main control unit (1) after described fault detection module (11) detects fault, the fault-signal received is gone out by wireless transport module (41) wireless transmission by described fault feedback module (12).
6. a kind of LED drive power with Bluetooth remote control as claimed in claim 1, is characterized in that: be also connected with lightning protection circuit (13) between described input (6) and rectifier filter (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510744392.7A CN105246215A (en) | 2015-11-03 | 2015-11-03 | LED driving power supply with bluetooth remote control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510744392.7A CN105246215A (en) | 2015-11-03 | 2015-11-03 | LED driving power supply with bluetooth remote control |
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| Publication Number | Publication Date |
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| CN105246215A true CN105246215A (en) | 2016-01-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510744392.7A Pending CN105246215A (en) | 2015-11-03 | 2015-11-03 | LED driving power supply with bluetooth remote control |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106604467A (en) * | 2016-12-28 | 2017-04-26 | 重庆金鑫科技产业发展有限公司 | LED light fixture and intelligent illumination system |
| CN107493627A (en) * | 2017-08-16 | 2017-12-19 | 盐城莱廷绍工业技术有限公司 | A kind of bluetooth dimming LED (Light Emitting Diode) driving power |
| CN107660014A (en) * | 2016-07-26 | 2018-02-02 | 杭州宇中高虹照明电器有限公司 | A kind of parking lot intelligent induction LED illumination and control system |
| CN109392211A (en) * | 2017-08-04 | 2019-02-26 | 深圳市冠辰科技有限公司 | A kind of usb compatible disparate modules realize the system and method for light modulation |
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| CN101841950A (en) * | 2009-12-29 | 2010-09-22 | 深圳市众明半导体照明有限公司 | LED driving power supply and LED light source |
| CN102056363A (en) * | 2009-11-11 | 2011-05-11 | 海洋王照明科技股份有限公司 | LED power driving circuit |
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| CN202713690U (en) * | 2012-04-27 | 2013-01-30 | 企达工业(南京)有限公司 | Dimming interface circuit used for LED drive power |
| CN102917511A (en) * | 2012-11-06 | 2013-02-06 | 黄山乾龙电器有限公司 | Anti-lightning type LED (Light Emitting Diode) power supply |
| CN202738203U (en) * | 2012-08-08 | 2013-02-13 | 山东兴军电子科技有限公司 | Intelligent control system used for illumination |
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| CN102056363A (en) * | 2009-11-11 | 2011-05-11 | 海洋王照明科技股份有限公司 | LED power driving circuit |
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| CN102917511A (en) * | 2012-11-06 | 2013-02-06 | 黄山乾龙电器有限公司 | Anti-lightning type LED (Light Emitting Diode) power supply |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107660014A (en) * | 2016-07-26 | 2018-02-02 | 杭州宇中高虹照明电器有限公司 | A kind of parking lot intelligent induction LED illumination and control system |
| CN106604467A (en) * | 2016-12-28 | 2017-04-26 | 重庆金鑫科技产业发展有限公司 | LED light fixture and intelligent illumination system |
| CN109392211A (en) * | 2017-08-04 | 2019-02-26 | 深圳市冠辰科技有限公司 | A kind of usb compatible disparate modules realize the system and method for light modulation |
| CN107493627A (en) * | 2017-08-16 | 2017-12-19 | 盐城莱廷绍工业技术有限公司 | A kind of bluetooth dimming LED (Light Emitting Diode) driving power |
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Application publication date: 20160113 |