CN202014402U - Light-emitting diode light adjusting device, lamp and light adjusting system - Google Patents
Light-emitting diode light adjusting device, lamp and light adjusting system Download PDFInfo
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- CN202014402U CN202014402U CN201120078241XU CN201120078241U CN202014402U CN 202014402 U CN202014402 U CN 202014402U CN 201120078241X U CN201120078241X U CN 201120078241XU CN 201120078241 U CN201120078241 U CN 201120078241U CN 202014402 U CN202014402 U CN 202014402U
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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 embodiment of the utility model provides a light-emitting diode (LED) light adjusting device, an LED lamp and an LED light adjusting system. The LED light adjusting device comprises a controller and an LED drive circuit. The controller comprises a memory module, a control interface and a control module. The LED drive circuit is connected with the control interface of the controller in series. The LED light adjusting device has lower cost. When the LED lamp is utilized to replace the existing filament lamp, the LED light adjusting device does not need to change the existing circuit, the using state of the LED light adjusting device can be controlled by the function of opening and closing a power supply of the existing switch, and light of an external LED light source can be adjusted without changing using habits.
Description
Technical field
The utility model relates to lighting technical field, is specifically related to light-emitting diode (LED, Light Emitting Diode) light modulating device, LED light fixture and LED light adjusting system.
Background technology
Owing to have advantages such as environmental protection, energy-conservation, long-life and volume be small and exquisite, adopt the LED light fixture of semiconductor LED lighting technology will progressively replace existing incandescent lamp.For the LED light fixture, the mode of existing adjusting brightness (hereinafter to be referred as light modulation) has multiple, for example adopt the employed controllable silicon dimmer of incandescent lamp type, with the wireless remote control light modulation device of infrared or microwave remote control and aim at the LED light fixture and the dedicated dimmers that designs, wherein
When the LED light fixture adopts the employed controllable silicon dimmer of incandescent lamp type, the controllable silicon dimmer that the LED light fixture can not general all models, and on some point of adjustment, have the unsettled phenomenon of light flash;
When the LED light fixture adopts the wireless remote control light modulation device of infrared or microwave remote control, than original incandescent lamp circuit, need to increase the receiving circuit of remote signal, product cost increases obviously, and has also changed the user owing to the use habit of using incandescent lamp to form;
When the LED light fixture adopted dedicated dimmers, dedicated dimmers was expensive, and than original incandescent lamp circuit, needed the change circuit, caused waste.
In research and practice process to prior art, inventor of the present utility model finds, because the LED light fixture is a kind of novel light fixture, it all is for the existing incandescent lamp that uses is replaced that common user selects to install the LED light fixture, the user wishes when replacing the incandescent lamp of existing use, the LED light modulating device that the LED light fixture adopts can have lower cost, need not change existing line, and can use existing switch to come light modulation, thereby can change use habit, but prior art can not satisfy these demands.
The utility model content
The utility model embodiment provides a kind of LED light modulating device and LED light adjusting system.
A kind of LED light modulating device comprises: controller and led drive circuit;
Described controller comprises:
The memory module of the brightness adjustment control data of the user mode that storage is last and the last time,
The control interface of output continually varying dimming control signal or stable dimming control signal,
According to user mode is set conduction time, according to the user mode of last time of memory module storage, be chosen in the control module of control interface output continually varying dimming control signal or the stable dimming control signal corresponding with the brightness adjustment control data of described the last time;
The control interface of described led drive circuit and described controller is connected in series, and according to the dimming control signal of described control interface output the brightness of external led light source is adjusted.
A kind of LED light fixture comprises: LED light modulating device and led light source;
Described LED light modulating device comprises: controller and led drive circuit; Described controller comprises: the memory module of user mode that storage is last and the brightness adjustment control data of the last time, the control interface of output continually varying dimming control signal or stable dimming control signal, according to user mode is set conduction time, according to the user mode of last time of memory module storage, be chosen in the control module of control interface output continually varying dimming control signal or the stable dimming control signal corresponding with the brightness adjustment control data of described the last time; The control interface of described led drive circuit and described controller is connected in series, and according to the dimming control signal of described control interface output the brightness of described led light source is adjusted;
Led drive circuit and described led light source in the described LED light modulating device are connected in series.
A kind of LED light adjusting system comprises: switch and at least one LED light fixture,
Described LED light fixture comprises LED light modulating device and led light source; Described LED light modulating device comprises: controller and led drive circuit; Described controller comprises: the memory module of user mode that storage is last and the brightness adjustment control data of the last time, the control interface of output continually varying dimming control signal or stable dimming control signal, according to user mode is set conduction time, according to the user mode of last time of memory module storage, be chosen in the control module of control interface output continually varying dimming control signal or the stable dimming control signal corresponding with the brightness adjustment control data of described the last time; The control interface of described led drive circuit and described controller is connected in series, dimming control signal according to described control interface output is adjusted the brightness of described led light source, and led drive circuit and described led light source in the described LED light modulating device are connected in series;
Connect with described switch after the led drive circuit parallel connection of each LED light fixture.
Among the utility model embodiment, the LED light modulating device comprises controller and led drive circuit, controller comprises memory module, control interface and control module, the control interface of led drive circuit and controller is connected in series, the LED light modulating device that the utility model embodiment provides has lower cost, when replacing the incandescent lamp of existing use with the LED light fixture, the LED light modulating device need not changed existing line, and can also utilize the user mode that power supply function is controlled the LED light modulating device that switches on and off of existing switch, can change use habit and external led light source be carried out light modulation with regard to realizing.
Description of drawings
Fig. 1 is the structural representation of LED light modulating device among the utility model embodiment;
Fig. 2 is the structural representation of LED light fixture among the utility model embodiment;
Fig. 3 is the structural representation of LED light adjusting system among the utility model embodiment.
Embodiment
The utility model embodiment provides a kind of LED light modulating device, below is elaborated.
See also Fig. 1, the LED light modulating device comprises controller 101 and led drive circuit 102.
Herein, Shang Yici user mode and the last brightness adjustment control data are all divided as time point with this incident of the current use of user LED light modulating device.
Preferably, the control module 1013 in the controller 101 is a singlechip chip, and the control interface 1012 in the controller 101 is a universal input/output interface, and the memory module 1011 in the controller 101 is an EEPROM (Electrically Erasable Programmable Read Only Memo).
Incandescent lamp is being replaced with in the installation process of LED light fixture, need not change existing line, the LED light modulating device is linked to each other with existing switch, the user can realize using the user mode of existing switch control LED light modulating device, can change use habit and with regard to realizing external led light source be carried out light modulation.
Below the LED light modulating device that will provide the utility model embodiment operation principle describe, specific as follows:
Whether the power-on time (being that energized is to the time period between the deenergization) that the control module of controller can be judged each LED light modulating device the overtime threshold values, when power-on time is less than the time during threshold values, the user mode of control module LED light modulating device is set to short turning on light, when power-on time overtime threshold values, the user mode of control module LED light modulating device is set to long turning on light, the memory module of controller can be stored the user mode (short turning on light or long turning on light) of the last time of LED light modulating device, because the normal switch time once continuously of people is generally between 0.2～1 second, in the present embodiment, the time threshold values is set to 3 seconds.
Can preserve the last brightness adjustment control data in the memory module, in the present embodiment, carry out light modulation at every turn, the control module of controller is pulse width modulating signal at the control interface of controller to the dimming control signal of led drive circuit output, and the brightness adjustment control data that memory module is preserved are the entrained duty ratio of pulse width modulating signal.
After the energising of LED light modulating device, control module reads the last user mode of the LED light modulating device that writes down in the memory module,
If the last user mode of LED light modulating device is turned on light for long, control module reads the brightness adjustment control data of the last time of preserving in the memory module, output stable dimming control signal is given led drive circuit, the brightness adjustment control data of carrying in this stable dimming control signal are identical with the last brightness adjustment control data, describe from the angle of external led light source, when last user mode is turned on light for length, current turning on light recovering and the last same brightness of turning on light that is to say and not carry out light modulation.
If the last user mode of LED light modulating device is turned on light for short, control module output continually varying dimming control signal is given led drive circuit, the brightness adjustment control data of carrying in this continually varying dimming control signal can be regulated continuously by predetermined requirement, led drive circuit according to dimming control signal can the driving LED light source from secretly slowly changing continuously to bright (or from bright to dark), when the LED light modulating device cuts off the power supply, control module will be noted the brightness adjustment control data before the outage, brightness adjustment control data as the last time, and the user mode of this LED light modulating device is set to long turning on light, the brightness adjustment control data of the last time and the user mode of this LED light modulating device are kept in the memory module, when the LED light modulating device was powered once more, external led light source can show the preceding same brightness of outage.
More than LED light modulating device that the utility model embodiment is provided be described in detail, used specific case herein principle of the present utility model and execution mode are set forth, the explanation of above embodiment just is used for helping to understand method of the present utility model and core concept thereof; Simultaneously, for one of ordinary skill in the art, according to thought of the present utility model, part in specific embodiments and applications all can change, for example, the LED light modulating device can be designed to: when the last user mode is short turning on light, control module sends dimming control signal to led drive circuit, when double recently or twice above user mode is short turning on light, controller sends the toning control signal to led drive circuit, again for example, can adjust and short turn on light and grow the time threshold values of turning on light.In sum, this description should not be construed as restriction of the present utility model.
See also Fig. 2, the utility model embodiment also provides a kind of LED light fixture, comprising:
LED light modulating device 201 and led light source 202, the LED light modulating device 201 in the present embodiment is identical with LED light modulating device in the previous embodiment, and led drive circuit in the LED light modulating device 201 and led light source 202 are connected in series.
Incandescent lamp is being replaced with in the installation process of LED light fixture, the LED light fixture is linked to each other with existing switch, operation principle according to the LED light modulating device, the existing switch that can utilize the user to be accustomed to using is realized the light modulation of LED light fixture, the user only needs to carry out successively and opens switch, off switch in time threshold values scope, open switch again, just can realize light modulation to led light source, easy and simple to handle, the mode of light modulation can from bright to dark or from secretly to bright or change back and forth, off switch after the light modulation can be remembered the brightness when closing last time automatically when opening again.
See also Fig. 3, the utility model embodiment also provides a kind of LED light adjusting system, comprising: switch 301 and at least one LED light fixture 302,
LED light adjusting system in the present embodiment can realize that a switch controls the light modulations simultaneously of a plurality of LED light fixtures.
Claims (9)
1. a Light-Emitting Diode LED light modulating device is characterized in that, comprising: controller and led drive circuit;
Described controller comprises:
The memory module of the brightness adjustment control data of the user mode that storage is last and the last time;
The control interface of output continually varying dimming control signal or stable dimming control signal;
According to user mode is set conduction time, according to the user mode of last time of memory module storage, be chosen in the control module of control interface output continually varying dimming control signal or the stable dimming control signal corresponding with the brightness adjustment control data of described the last time;
The control interface of described led drive circuit and described controller is connected in series, and according to the dimming control signal of described control interface output the brightness of external led light source is adjusted.
2. device according to claim 1 is characterized in that,
Control module in the described controller is a singlechip chip, and the control interface in the described controller is a universal input/output interface.
3. device according to claim 1 and 2 is characterized in that,
Memory module in the described controller is an EEPROM (Electrically Erasable Programmable Read Only Memo).
4. a LED light fixture is characterized in that, comprising:
LED light modulating device and led light source;
Described LED light modulating device comprises: controller and led drive circuit; Described controller comprises: the memory module of user mode that storage is last and the brightness adjustment control data of the last time, the control interface of output continually varying dimming control signal or stable dimming control signal, according to user mode is set conduction time, user mode according to last time of memory module storage, be chosen in the control mould of control interface output continually varying dimming control signal or the stable dimming control signal corresponding with the brightness adjustment control data of described the last time, the control interface of described led drive circuit and described controller is connected in series, and according to the dimming control signal of described control interface output the brightness of described led light source is adjusted;
Led drive circuit and described led light source in the described LED light modulating device are connected in series.
5. LED light fixture according to claim 4 is characterized in that,
In described LED light modulating device, the control module in the described controller is a singlechip chip, and the control interface in the described controller is a universal input/output interface.
6. according to claim 4 or 5 described LED light fixtures, it is characterized in that,
In described LED light modulating device, the memory module in the described controller is an EEPROM (Electrically Erasable Programmable Read Only Memo).
7. a LED light adjusting system is characterized in that, comprising: switch and at least one LED light fixture,
Described LED light fixture comprises LED light modulating device and led light source; Described LED light modulating device comprises: controller and led drive circuit; Described controller comprises: the memory module of user mode that storage is last and the brightness adjustment control data of the last time, the control interface of output continually varying dimming control signal or stable dimming control signal, according to user mode is set conduction time, user mode according to last time of memory module storage, be chosen in the control module of control interface output continually varying dimming control signal or the stable dimming control signal corresponding with the brightness adjustment control data of described the last time, the control interface of described led drive circuit and described controller is connected in series, dimming control signal according to described control interface output is adjusted the brightness of described led light source, and led drive circuit and described led light source in the described LED light modulating device are connected in series;
Connect with described switch after the led drive circuit parallel connection of each LED light fixture.
8. system according to claim 7 is characterized in that,
In described LED light fixture, the control module in the described controller is a singlechip chip, and the control interface in the described controller is a universal input/output interface.
9. according to claim 7 or 8 described systems, it is characterized in that,
In described LED light fixture, the memory module in the described controller is an EEPROM (Electrically Erasable Programmable Read Only Memo).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120078241XU CN202014402U (en) | 2011-03-23 | 2011-03-23 | Light-emitting diode light adjusting device, lamp and light adjusting system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120078241XU CN202014402U (en) | 2011-03-23 | 2011-03-23 | Light-emitting diode light adjusting device, lamp and light adjusting system |
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| CN202014402U true CN202014402U (en) | 2011-10-19 |
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| CN201120078241XU Expired - Fee Related CN202014402U (en) | 2011-03-23 | 2011-03-23 | Light-emitting diode light adjusting device, lamp and light adjusting system |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103929846A (en) * | 2013-01-16 | 2014-07-16 | 硕颉科技股份有限公司 | LED load driver |
| CN104396348A (en) * | 2012-04-25 | 2015-03-04 | 首尔半导体株式会社 | Led dimmer, led lighting device comprising same, and method for controlling dimming of led lighting device |
| CN105392239A (en) * | 2015-12-23 | 2016-03-09 | 冷俊 | Lamp brightness control method and LED lamp with brightness adjusting function |
| CN105451396A (en) * | 2015-12-25 | 2016-03-30 | 深圳市冠泰实业有限公司 | Light emitting diode (LED) lighting system based on remote monitoring of internet of things |
| CN105744676A (en) * | 2016-01-29 | 2016-07-06 | 高玉扬 | Simple on/off-based LED dimming method |
| CN106879124A (en) * | 2017-04-11 | 2017-06-20 | 朱小安 | Light adjusting circuit and light adjusting system |
| CN115087177A (en) * | 2022-07-18 | 2022-09-20 | 宁波公牛光电科技有限公司 | Dimming control method, device and electronic device |
-
2011
- 2011-03-23 CN CN201120078241XU patent/CN202014402U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104396348A (en) * | 2012-04-25 | 2015-03-04 | 首尔半导体株式会社 | Led dimmer, led lighting device comprising same, and method for controlling dimming of led lighting device |
| CN104396348B (en) * | 2012-04-25 | 2016-07-13 | 首尔半导体株式会社 | The control method of LED dimmer, the LED light emission device including it and LED light emission device light modulation |
| CN103929846A (en) * | 2013-01-16 | 2014-07-16 | 硕颉科技股份有限公司 | LED load driver |
| CN105392239A (en) * | 2015-12-23 | 2016-03-09 | 冷俊 | Lamp brightness control method and LED lamp with brightness adjusting function |
| CN105451396A (en) * | 2015-12-25 | 2016-03-30 | 深圳市冠泰实业有限公司 | Light emitting diode (LED) lighting system based on remote monitoring of internet of things |
| CN105744676A (en) * | 2016-01-29 | 2016-07-06 | 高玉扬 | Simple on/off-based LED dimming method |
| CN106879124A (en) * | 2017-04-11 | 2017-06-20 | 朱小安 | Light adjusting circuit and light adjusting system |
| CN106879124B (en) * | 2017-04-11 | 2019-08-13 | 朱小安 | Light adjusting circuit and light adjusting system |
| CN115087177A (en) * | 2022-07-18 | 2022-09-20 | 宁波公牛光电科技有限公司 | Dimming control method, device and electronic device |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111019 Termination date: 20140323 |