CN107148112B - A kind of LED light control system of electrodeless adjustment - Google Patents
A kind of LED light control system of electrodeless adjustment Download PDFInfo
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- CN107148112B CN107148112B CN201710392171.7A CN201710392171A CN107148112B CN 107148112 B CN107148112 B CN 107148112B CN 201710392171 A CN201710392171 A CN 201710392171A CN 107148112 B CN107148112 B CN 107148112B
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- led light
- microcontroller
- comparator
- electrodeless adjustment
- control system
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- 230000015654 memory Effects 0.000 claims abstract description 17
- 230000006698 induction Effects 0.000 claims abstract description 4
- 230000033001 locomotion Effects 0.000 claims description 7
- 238000005516 engineering process Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 241001212149 Cathetus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
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- 238000003756 stirring Methods 0.000 description 1
Classifications
-
- 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]
- H05B45/10—Controlling the intensity of the light
-
- 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]
Abstract
The invention discloses a kind of LED light control systems of electrodeless adjustment, the slide rheostat and LED light being connected including microcontroller, respectively with the I/O pins of microcontroller, microcontroller is also associated with luminosity compensation system, including memory, data reader, single-pole double-throw switch (SPDT), comparator, the strong tester of LED light, motor driver and linear stepping motor, the interface 1 of comparator is electrically connected on the output end of data reader；The electric machine main shaft of linear induction motor is fixed by the connecting rod on the slide plate for being connected to slide rheostat.The invention enables users after LED light is adjusted to the brightness that one oneself misses potter by first time using electrodeless adjustment control system, user can remember this brightness by microcontroller, then when user uses for the second time, LED light can be adjusted to the identical brightness with first time by luminosity compensation system, the electrodeless adjustment manually to LED light progress back and forth is no longer needed, it is very convenient and effective.
Description
Technical field
The present invention relates to LED light control technology field, the LED light control system of specially a kind of electrodeless adjustment.
Background technology
LED light is received as a kind of novel lighting source with energy saving, healthy, environmentally friendly and long lifespan distinguishing feature
The favor of numerous people and vigorously supporting for country, most LED light carry out grade in order to facilitate people to lamplight brightness
Regulation and control are arranged to the system that classification is adjusted, but some LED light is thought for oneself arbitrary selection of user
The lamplight brightness wanted is arranged to the system of electrodeless adjustment, and the LED light of electrodeless adjustment, brightness is adjustable, and is not one grade one grade
Constant brightness, but can go out in lamp and lamp it is most bright between smoothly freely adjust.
It is more apparent there are one for the electrodeless adjustment control system of LED light but in existing technology
Defect：1, after LED light is adjusted to the brightness oneself missed potter by user using electrodeless adjustment control system for the first time,
User can not remember this brightness, so when user especially likes in use, also just can not again adjust LED light to it for the second time
Joyous brightness, it is also necessary to electrodeless adjustment back and forth manually be carried out to LED light, when realizing that LED light reverts to use for the first time
Identical brightness bothers and is inconvenient to manipulate very much.
Invention content
The purpose of the present invention is to provide a kind of LED light control systems of electrodeless adjustment, to solve in above-mentioned background technology
The problem of proposition.
To achieve the above object, the present invention provides the following technical solutions：
A kind of LED light control system of electrodeless adjustment, including microcontroller, the cunning that is connected respectively with the I/O pins of microcontroller
Dynamic rheostat and LED light, the microcontroller are also associated with luminosity compensation system；
Luminosity compensation system, including the strong tester of memory, data reader, single-pole double-throw switch (SPDT), comparator, LED light,
Motor driver and linear stepping motor, the memory are connected on the I/O pins of microcontroller, the data reader
End is read with memory to be connected；
Single-pole double-throw switch (SPDT) has tri- interfaces of K1, K2, K3, and switch plectrum, and K1 interfaces are provided on the K1 interfaces
It is connected with the strong tester of LED light, the K2 interfaces are electrically connected on the I/O pins of microcontroller, and the K3 interfaces are connected to ratio
Compared on the interface 2 of device, the interface 1 of the comparator is electrically connected on the output end of data reader, and the output of comparator connects
Mouth is electrically connected on microcontroller；
The input terminal of motor driver is electrically connected on the I/O pins of microcontroller, and the output of the motor driver
End is electrically connected with linear stepping motor；
The electric machine main shaft of the linear induction motor is fixed by the connecting rod on the slide plate for being connected to slide rheostat.
Preferably, the relative position of the strong tester of the LED light and LED light remains unchanged.
Preferably, the comparator uses digital comparator.
Preferably, the direction of motion of the linear stepping motor electric machine main shaft and the direction of motion of slide rheostat slide plate are protected
Maintain an equal level row.
Preferably, the motor driver selects Darlington.
Compared with prior art, the beneficial effects of the invention are as follows：
The slide rheostat that the present invention is connected by microcontroller, in a manner of adjusting slide rheostat resistance value so that monolithic
Machine can obtain the voltage value of a consecutive variations, to realize the brightness stepless regulating for the LED light being connected with microcontroller.
By the setting of luminosity compensation system in the present invention, brightness of the control system to LED light is used for the first time in user
When carrying out electrodeless adjustment, the switch plectrum of single-pole double-throw switch (SPDT) is connected on K2, the resistance value of slide rheostat is adjusted, adjusted
LED light detects intensity of light to the brightness oneself liked, by the strong tester of LED light, and light intensity data is transmitted in microcontroller,
And light intensity data at this time is stored by memory；When user second using control system to the brightness of LED light into
When the electrodeless adjustment of row, the switch plectrum of single-pole double-throw switch (SPDT) is connected on K3, adjust the resistance value of slide rheostat to one it is bright
Degree, then data reader is by the light intensity data stored in memory reading, by comparing device and the strong tester survey of LED light at this time
The light intensity data gone out is compared, and the light intensity data difference that comparator exports then is fed back to microcontroller, and microcontroller passes through interior
The control linear stepping motor movement of portion program, then drives slide rheostat to be adjusted, allow microcontroller obtain one with
Identical voltage value when for the first time using control system, it is identical bright when to realize that control LED light becomes to use with first time
Degree completes luminosity compensation.
LED light one is adjusted to using electrodeless adjustment control system in first time the invention enables user oneself especially to like
After joyous brightness, user can remember this brightness by microcontroller, then when user is for the second time in use, can pass through light intensity
Compensation system adjusts LED light to the identical brightness with first time, it is no longer necessary to manually carry out electrodeless tune back and forth to LED light
Section, it is very convenient and effective.
Description of the drawings
Fig. 1 is that the control system of the present invention connects block diagram；
Fig. 2 is the connection diagram of cathetus of embodiment of the present invention stepper motor and slide rheostat.
In figure：1 microcontroller, 2 slide rheostats, 3 LED light, 4 memories, 5 data readers, 6 single-pole double-throw switch (SPDT)s, 7
Comparator, the strong tester of 8 LED lights, 9 motor drivers, 10 linear stepping motors, 11 connecting rods.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
- 2 are please referred to Fig.1, the present invention provides a kind of technical solution：
A kind of LED light control system of electrodeless adjustment, including microcontroller 1, be respectively connected with the I/0 pins of microcontroller 1
Slide rheostat 2 and LED light 3, microcontroller 1 are also associated with luminosity compensation system, and the slide plate of slide rheostat 2 is connected to microcontroller
On 1 any one I/O pin, and one end connection of 2 porcelain cylinder lower part of slide rheostat, there are one the input voltage of 5V, sliding becomes
Hinder one end ground connection of 2 metallic rod of device, microcontroller 1 by the adjustment of slide rheostat 2, realize to microcontroller 1 input continuously from
The transformable voltage value of 0V to 5V, to realize the electrodeless adjustment of the brightness to LED light 3.
Luminosity compensation system, for being compensated to different light intensity data, compensation system includes memory 4, data
The strong tester 8 of reader 5, single-pole double-throw switch (SPDT) 6, comparator 7, LED light, motor driver 9 and linear stepping motor 10.
Memory 4 uses random access memory ram, selects 6116 2kx8 COMS static state RAM, can be realized simultaneously
Function is opened in reading and writing two, and realizes that the programming to microcontroller 1, memory 4 are connected to the I/0 pins of microcontroller 1 by memory 4
On, the reading end of data reader 5 is connected with memory 4, and data reader 5 can select CPU or processor, to realize pair
Data are read out proposition in memory 4.
Single-pole double-throw switch (SPDT) 6 has tri- interfaces of K1, K2, K3, and switch plectrum is provided on K1 interfaces, by switching plectrum
Stir to realize the conversion of switch interface, wherein K1 interfaces are connected with the strong tester 8 of LED light, and the strong tester 8 of LED light is selected
The LED622 type testers of YUANFAND brands can be very good to realize that the light intensity to LED light 3 is detected, and LED light is tested by force
Instrument 8 and the relative position of LED light 3 remain unchanged so that user is each time in use, the strong tester 8 of LED light is to LED light 3
Light-intensity test is not influenced by distance, angle lamp other factors so that illumination compensation is more accurate, and deviation will not occur.
Wherein K2 interfaces are electrically connected on the I/O pins of microcontroller 1, and K3 interfaces are connected on the interface 2 of comparator 7,
The light intensity data that the strong tester of LED light 8 measures is transmitted in comparator 7 by interface 2, and comparator 7 uses digital comparator, numerical value
Comparator selects most common 74LS85 models, the interface 1 of comparator 7 to be electrically connected on the output end of data reader 5, make
It obtains data reader 5 light intensity data in memory 4 is transmitted in comparator 7, the electricity of output interface 3,4,5 of comparator 7
Property be connected on microcontroller 1, if the light intensity data that interface 1 inputs is more than the light intensity data that interface 2 inputs, user makes for the second time
The light intensity of used time LED light 3 is less than the light intensity of the LED light 3 when using for the first time, at this time by output interface 3 by corresponding telecommunications
It number is transmitted in microcontroller 1；If the light intensity data that interface 2 inputs is equal to the light intensity data that interface 2 inputs, user makes for the second time
The light intensity of LED light 3 when the light intensity of used time LED light 3 is used with first time is equal, at this time by output interface 4 by corresponding electricity
In signal transmission to microcontroller 1；If the light intensity data that interface 1 inputs is less than the light intensity data that interface 2 inputs, second of user
The light intensity of LED light 3 is more than the light intensity of the LED light 3 when using for the first time when use, at this time by output interface 5 by corresponding electricity
In signal transmission to microcontroller 1.
The input terminal of motor driver 9 is electrically connected on the I/O pins of microcontroller 1, and the output end of motor driver 9
It is electrically connected with linear stepping motor 10, linear stepping motor 10 selects the ZX20BY20H02 models of Changzhou Burroughs production
Miniature linear stepping motor, can save space, and can very well and the very simple connection realized with motor driver 9,
Wherein motor driver 9 selects Darlington, Darlington to select ULN2003 transistor npn npns, can be more convenient and steady
Fixed driving linear stepping motor 10.
The electric machine main shaft of linear induction motor 10 is fixedly connected on by connecting rod 11 on the slide plate of slide rheostat 2, directly
The direction of motion keeping parallelism of the direction of motion and 2 slide plate of slide rheostat of 10 electric machine main shaft of line stepper motor so that straight line walks
Stepper motor 10 can drive the slide plate of slide rheostat 2 to be moved, to realize by the effect of connecting rod 11 during exercise
The effect for adjusting 2 resistance value of slide rheostat, completes the adjustment of voltage.
User second is in use, when microcontroller 1 receives the electric signal of output interface 3 of comparator 7, according to monolithic
Program in machine 1 so that linear stepping motor 10 drives the slide plate of slide rheostat 2 to be moved towards the direction that resistance value becomes smaller, and increases
Add the voltage input levels at 2 end of slide rheostat, so that the brightness of LED light 3 brightens so that LED light 3 is restored to user first
The light intensity of secondary adjusting realizes the compensation of light intensity；When microcontroller 1 receives the electric signal of output interface 4 of comparator 7, twice
3 light intensity of LED light of user's electrodeless adjustment is identical, so microcontroller 1 need not drive linear stepping motor 10 to be moved, also
It need not carry out the compensation of light intensity；When microcontroller 1 receives the electric signal of output interface 5 of comparator 7, according to microcontroller 1
Interior program so that linear stepping motor 10 drives the slide plate of slide rheostat 2 to be moved towards the direction that resistance value becomes larger, and reduces and slides
The voltage input levels at dynamic 2 end of rheostat, so that the brightness of LED light 3 is dimmed so that LED light 3 is restored to user and adjusts for the first time
The light intensity of section is also achieved that the compensation of light intensity.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (5)
1. a kind of LED light control system of electrodeless adjustment, including microcontroller (1), it is connected respectively with the I/0 pins of microcontroller (1)
Slide rheostat (2) and LED light (3), it is characterised in that：The microcontroller (1) is also associated with luminosity compensation system；
Luminosity compensation system, including memory (4), data reader (5), single-pole double-throw switch (SPDT) (6), comparator (7), LED light
Strong tester (8), motor driver (9) and linear stepping motor (10), the memory (4) are connected to microcontroller (1)
On I/0 pins, the reading end of the data reader (5) is connected with memory (4)；
Single-pole double-throw switch (SPDT) (6) has tri- interfaces of K1, K2, K3, switch plectrum is provided on the K1 interfaces, and K1 interfaces connect
It is connected to the strong tester of LED light (8), the K2 interfaces are electrically connected on the I/O pins of microcontroller (1), the K3 interfaces connection
In on the interface 2 of comparator (7), the interface 1 of the comparator (7) is electrically connected on the output end of data reader (5), than
Output interface compared with device (7) is electrically connected on microcontroller (1)；
The input terminal of motor driver (9) is electrically connected on the I/O pins of microcontroller (1), and the motor driver (9)
Output end is electrically connected with linear stepping motor (10)；
The electric machine main shaft of the linear induction motor (10) is fixedly connected on the slide plate of slide rheostat (2) by connecting rod (11)
On.
2. a kind of LED light control system of electrodeless adjustment according to claim 1, it is characterised in that：The LED light is surveyed by force
Examination instrument (8) and the relative position of LED light (3) remain unchanged.
3. a kind of LED light control system of electrodeless adjustment according to claim 1, it is characterised in that：The comparator (7)
Using digital comparator.
4. a kind of LED light control system of electrodeless adjustment according to claim 1, it is characterised in that：The straight line stepping
The direction of motion keeping parallelism of the direction of motion and slide rheostat (2) slide plate of motor (10) electric machine main shaft.
5. a kind of LED light control system of electrodeless adjustment according to claim 1, it is characterised in that：The motor driving
Device (9) selects Darlington.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710392171.7A CN107148112B (en) | 2017-05-27 | 2017-05-27 | A kind of LED light control system of electrodeless adjustment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710392171.7A CN107148112B (en) | 2017-05-27 | 2017-05-27 | A kind of LED light control system of electrodeless adjustment |
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| Publication Number | Publication Date |
|---|---|
| CN107148112A CN107148112A (en) | 2017-09-08 |
| CN107148112B true CN107148112B (en) | 2018-10-02 |
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| CN201710392171.7A Active CN107148112B (en) | 2017-05-27 | 2017-05-27 | A kind of LED light control system of electrodeless adjustment |
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Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012004190A (en) * | 2010-06-14 | 2012-01-05 | Toshiba Corp | Led driving device |
| CN201957299U (en) * | 2010-12-30 | 2011-08-31 | 深圳市京泉华电子有限公司 | Light emitting diode (LED) light-sensitive electrodeless light modulation circuit |
| KR102446880B1 (en) * | 2015-08-17 | 2022-09-26 | 삼성디스플레이 주식회사 | Display apparatus and method of driving the same |
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