CN106163005B - A kind of overheat protector LED drive power - Google Patents
A kind of overheat protector LED drive power Download PDFInfo
- Publication number
- CN106163005B CN106163005B CN201610623067.XA CN201610623067A CN106163005B CN 106163005 B CN106163005 B CN 106163005B CN 201610623067 A CN201610623067 A CN 201610623067A CN 106163005 B CN106163005 B CN 106163005B
- Authority
- CN
- China
- Prior art keywords
- led drive
- drive power
- converter
- relay
- microcontroller
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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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]
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/502—Cooling arrangements characterised by the adaptation for cooling of specific components
- F21V29/508—Cooling arrangements characterised by the adaptation for cooling of specific components of electrical circuits
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/60—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air
- F21V29/61—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air characterised by control arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
-
- 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]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Control Of Temperature (AREA)
Abstract
The present invention provides a kind of overheat protector LED drive power, including main body, substrate, control panel and display terminal, the upper surface of main body is provided with thermovent, the side surface of main body is provided with lower thermovent, main body is internally provided with substrate, LED drive power is provided on substrate, temperature sensor is installed in LED drive power, control panel is additionally provided on substrate, relay one, battery, relay two, running indicator, trouble light and fan, relay one connects LED drive power by electric wire, battery connects running indicator by electric wire, trouble light and fan, relay two is provided on electric wire between battery and running indicator or trouble light or fan;Compared with prior art, the present invention has following advantageous effect:The safety of can effectively protect LED drive power, can be according to the heat dissipation of the temperature selectivity of LED drive power, and disconnects or connect automatically the electric connection between LED drive power and external circuit according to temperature.
Description
Technical field
The present invention is a kind of overheat protector LED drive power, belongs to LED driving equipments field.
Background technology
LED drive power is the power supply changeover device that power supply supply is converted to specific voltage and current to drive LED luminous,
Under normal conditions:The input of LED drive power includes high pressure industrial frequency AC(That is alternating current), low-voltage direct, high voltage direct current, low pressure it is high
Frequency exchanges(Such as the output of electronic transformer)Deng.And it is that can become with LED forward drop value that the output of LED drive power is then most of
Change and change the constant current source of voltage
Driving power can be divided into external power supply and built-in power by installation site.
(1)External power supply
As its name suggests, external power supply is exactly that power supply is mounted on outside.General voltage is relatively high, has danger to people
, it is necessary to external power supply.Difference with built-in power is exactly that power supply has added a shell, common are street lamp.
(2)Built-in power
It is exactly that power supply is mounted in lamps and lanterns, typically voltage is relatively low, 12v to 24v, does not have safety hidden people
Suffer from.This common are bulb lamp.
In external power supply, according to the characteristic requirements of the electricity rules of power grid and LED drive power, is selecting and designing
Influence of the temperature to LED drive power is considered when LED drive power, so LED can be protected sometimes for design one kind
The device of driving power.
Invention content
In view of the deficienciess of the prior art, it is an object of the present invention to provide a kind of overheat protector LED drive power, to solve
The problems mentioned above in the background art, the present invention is easy to use, and easy to operation, stability is good, and reliability is high.
To achieve the goals above, the present invention is to realize by the following technical solutions:A kind of overheat protector LED drivings
The upper surface of power supply, including main body, substrate, control panel and display terminal, the main body is provided with thermovent, the main body
Side surface is provided with lower thermovent, and the main body is internally provided with substrate, LED drive power, institute are provided on the substrate
It states and temperature sensor is installed in LED drive power;Control panel, relay one, battery, relay are additionally provided on the substrate
Two, running indicator, trouble light and fan, relay one connect LED drive power by electric wire, and the battery is connected by electric wire
Running indicator, trouble light and fan are provided with relay on the electric wire between battery and running indicator or trouble light or fan
Two;Be welded on the control panel A/D converter, microcontroller, reservoir, D/A converter, wireless information transfer unit and
DC-DC power module, the temperature sensor are connect by signal with A/D converter;The output end of the temperature sensor with
The input terminal of A/D converter connects, and the output end of the A/D converter and the input terminal of microcontroller connect, the microcontroller
Output end is connect with the input terminal of wireless information transfer unit, the output end of the wireless information transfer unit and display terminal
Input terminal connects;The input terminal of the output end of the microcontroller and D/A converter connects, the output end of the D/A converter with
The input terminal of relay two connects, and the output end of the relay two and the input terminal of battery connect, the output end of the battery
It is connect with the input terminal of the input terminal of running indicator, the input terminal of trouble light and fan.
Further, the relay one connects external circuit by electric wire, and the external circuit is driven by electric wire to LED
Dynamic power supply power supply, relay one then control external circuit and flow through the logical of LED drive power electric current under the control of microcontroller
It is disconnected, to control the working condition of LED drive power.
Further, the fan is at least provided with one, and the fan is mounted on above LED drive power or running indicator
And below trouble light, the fan then makes LED drive power or running indicator or trouble light reduce temperature by generating wind-force,
The hot wind of generation flow to the outside of main body by upper thermovent or lower thermovent.
Further, A/D converter, microcontroller, reservoir, D/A converter and the wireless communication being welded on control panel
It ceases transmission unit to be electrically connected with DC-DC power module, the DC-DC power module is for A/D converter, microcontroller, storage
Power supply when device, D/A converter and wireless information transfer cell operation.
Further, the wireless information transfer unit is described using CAN bus communication or ZigBee information transmission protocols
Microcontroller by wireless information transfer unit then with display terminal data connection.
Further, the display terminal is a kind of electronic equipment with display screen.
Beneficial effects of the present invention:A kind of overheat protector LED drive power of the present invention, can effectively protect LED driving electricity
The safety in source, can be according to the heat dissipation of the temperature selectivity of LED drive power, and disconnects or connect automatically LED drivings according to temperature
Electric connection between power supply and external circuit, meanwhile, the temperature information of LED drive power can be sent to display terminal, side
Just staff checks, while the present invention is easy to use, and easy to operation, stability is good, and reliability is high.
Description of the drawings
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon:
Fig. 1 is a kind of structural schematic diagram of overheat protector LED drive power of the present invention;
Fig. 2 is a kind of substrate schematic diagram of overheat protector LED drive power of the present invention;
Fig. 3 is a kind of control panel schematic diagram of overheat protector LED drive power of the present invention;
Fig. 4 is a kind of operation principle block diagram of overheat protector LED drive power of the present invention;
In figure:Thermovent, 21- under 1- main bodys, 2- substrates, 3- control panels, 4- display terminals, the upper thermovents of 11-, 12-
LED drive power, 22- temperature sensors, 23- electric wires, 24- relays one, 25- batteries, 26- relays two, 27- running indicators,
28- trouble lights, 29- fans, 31-A/D converters, 32- microcontrollers, 33- reservoirs, 34-D/A converters, 35- wireless messages pass
Defeated unit, 36-DC-DC power modules.
Specific implementation mode
To make the technical means, the creative features, the aims and the efficiencies achieved by the present invention be easy to understand, with reference to
Specific implementation mode, the present invention is further explained.
It please refers to Fig.1, Fig. 2, Fig. 3 and Fig. 4, the present invention provides a kind of technical solution:A kind of overheat protector LED drivings electricity
The upper surface in source, including main body 1, substrate 2, control panel 3 and display terminal 4, main body 1 is provided with thermovent 11, the side of main body 1
Surface is provided with lower thermovent 12, and main body 1 is internally provided with substrate 2, and LED drive power 21 is provided on substrate 2, and LED drives
Temperature sensor 22 is installed on dynamic power supply 21.
Control panel 3, relay 1, battery 25, relay 2 26, running indicator 27, trouble light 28 are additionally provided on substrate 2
And fan 29, relay 1 connect LED drive power 21 by electric wire 23, battery 25 connects running indicator by electric wire 23
27, trouble light 28 and fan 29 are set on the electric wire 23 between battery 25 and running indicator 27 or trouble light 28 or fan 29
It is equipped with relay 2 26.
A/D converter 31, microcontroller 32, reservoir 33, D/A converter 34, wireless information transfer are welded on control panel 3
Unit 35 and DC-DC power module 36, temperature sensor 22 are connect by signal with A/D converter 31;Temperature sensor 22
Output end connect with the input terminal of A/D converter 31, the output end of A/D converter 31 is connect with the input terminal of microcontroller 32,
The output end of microcontroller 32 is connect with the input terminal of wireless information transfer unit 35, the output end of wireless information transfer unit 35 with
The input terminal of display terminal 4 connects.
The output end of microcontroller 32 is connect with the input terminal of D/A converter 34, the output end and relay of D/A converter 34
2 26 input terminal connection, the output end of relay 2 26 are connect with the input terminal of battery 25, the output end of battery 25 and operation
The input terminal of the input terminal of lamp 27, the input terminal of trouble light 28 and fan 29 connects.
Relay 1 connects external circuit by electric wire 23, and external circuit is supplied by electric wire 23 to LED drive power 21
Electricity, relay 1 then control the break-make that external circuit flows through 21 electric current of LED drive power under the control of microcontroller 32,
To control the working condition of LED drive power 21.
For fan 29 at least provided with one, fan 29 is mounted on 21 top of LED drive power or running indicator 27 and failure
28 lower section of lamp, fan 29 then make LED drive power 21 or running indicator 27 or trouble light 28 reduce temperature, production by generating wind-force
Raw hot wind flow to the outside of main body 1 by upper thermovent 11 or lower thermovent 12.
A/D converter 31, microcontroller 32, reservoir 33, D/A converter 34 and the wireless communication being welded on control panel 3
It ceases transmission unit 35 to be electrically connected with DC-DC power module 36, DC-DC power module 36 is for A/D converter 31, microcontroller
32, power supply when reservoir 33, D/A converter 34 and wireless information transfer unit 35 work.
Wireless information transfer unit 35 is communicated using CAN bus or ZigBee information transmission protocols, microcontroller 32 pass through nothing
For line information transmission unit 35 then with 4 data connection of display terminal, display terminal 4 is a kind of electronic equipment with display screen.
As one embodiment of the present of invention:Before actual use, staff can input the critical value of a temperature extremely
In reservoir 33, when actual use, temperature sensor 22 can detect the temperature information of LED drive power 21 and be transmitted to
In A/D converter 31, this temperature information is a kind of analog quantity, this analog quantity is converted to number by A/D converter 31
Amount is added in microcontroller 32, microcontroller 32 it is further calculate and processing after, by with the temperature that is stored in reservoir 33
Critical value is compared, if being less than this critical value, microcontroller 32 controls relay 2 26 by D/A converter 34, then
Control battery 25 flows through the break-make of 27 electric current of running indicator, to make running indicator 27 light, at this point, staff can pass through running indicator
27 situation that lights judges that LED drive power 21 is under normal condition.
If the numerical value that temperature sensor 22 detects is higher than this critical value, microcontroller 32 is controlled by D/A converter 34
Relay 2 26 processed then controls the break-make that battery 25 flows through 28 electric current of trouble light, to make trouble light 28 light, at this point, work
Making personnel can judge that LED drive power 21 is under abnormality by the situation that lights of trouble light 28, at this time staff
It can be operated accordingly.
Microcontroller 32 controls relay 2 26 by D/A converter 34 simultaneously, then controls battery 25 and flows through 29 electricity of fan
The break-make of stream makes fan 29 work, radiates to LED drive power 21, the safety of can effectively protect LED drive power 21.
Staff can input in the peak critical value to reservoir 33 of a temperature, when actual use, if temperature
The numerical value that sensor 22 detects is higher than this peak critical value, then microcontroller 32 controls relay one by D/A converter 34
24, it is disconnected to control relay 1, LED drive power 21 is made to be disconnected with external circuit, prevent LED drivings because of temperature
It is excessively high and damage.
This temperature information can be transmitted to display terminal 4 by microcontroller 32 by wireless information transfer unit 35, facilitate work
It is checked as personnel.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention, for this field skill
For art personnel, it is clear that invention is not limited to the details of the above exemplary embodiments, and without departing substantially from the present invention spirit or
In the case of essential characteristic, the present invention can be realized in other specific forms.Therefore, in all respects, should all incite somebody to action
Embodiment regards exemplary as, and is non-limiting, the scope of the present invention by appended claims rather than on state
Bright restriction, it is intended that including all changes that come within the meaning and range of equivalency of the claims in the present invention
It is interior.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (3)
1. a kind of overheat protector LED drive power, including main body, substrate, control panel and display terminal, it is characterised in that:Institute
The upper surface for stating main body is provided with thermovent, and the side surface of the main body is provided with lower thermovent, the inside setting of the main body
There is substrate, LED drive power is provided on the substrate, temperature sensor is installed in the LED drive power;
Control panel, relay one, battery, relay two, running indicator, trouble light and fan are additionally provided on the substrate, after
Electric appliance one connects LED drive power by electric wire, and the battery connects running indicator, trouble light and fan by electric wire, in electricity
Relay two is provided on electric wire between pond and running indicator or trouble light or fan;
Be welded on the control panel A/D converter, microcontroller, reservoir, D/A converter, wireless information transfer unit and
DC-DC power module, the temperature sensor are connect by signal with A/D converter;
The output end of the temperature sensor and the input terminal of A/D converter connect, the output end and monolithic of the A/D converter
The input terminal of machine connects, and the output end of the microcontroller is connect with the input terminal of wireless information transfer unit, the wireless messages
The output end of transmission unit and the input terminal of display terminal connect;
The output end of the microcontroller and the input terminal of D/A converter connect, output end and the relay two of the D/A converter
Input terminal connection, the input terminal of the output end of the relay two and battery connects, the output end and running indicator of the battery
Input terminal, trouble light input terminal and fan input terminal connection;The relay one connects external circuit by electric wire,
The external circuit is powered by electric wire to LED drive power, and relay one then controls external electrical under the control of microcontroller
Road flows through the break-make of LED drive power electric current, to control the working condition of LED drive power;
The fan is mounted on above LED drive power or below running indicator and trouble light, and the fan is by generating wind-force
Then LED drive power or running indicator or trouble light is made to reduce temperature, the hot wind of generation passes through upper thermovent or lower thermovent stream
Move the outside of main body;
Be welded on A/D converter, microcontroller, reservoir, D/A converter and wireless information transfer unit on control panel with
DC-DC power module is electrically connected, and the DC-DC power module is for A/D converter, microcontroller, reservoir, D/A converter
And power supply when wireless information transfer cell operation;
Before actual use, staff can input in the critical value to reservoir of a temperature, when actual use, temperature
The temperature information of degree sensor detection LED drive power is simultaneously transmitted in A/D converter, by A/D converter by temperature information
It is transferred in microcontroller, after microcontroller is further calculated and handled, by being carried out with the temperature threshold value being stored in reservoir
Comparison, if being less than this critical value, microcontroller controls relay two by D/A converter, then controls battery and flows through operation
Lamp(27)The break-make of electric current, to make running indicator(27)It lights, staff can pass through running indicator at this time(27)Light situation
Judge that LED drive power is under normal condition;If the numerical value that temperature sensor detects is higher than this critical value, monolithic
Machine controls relay two by D/A converter, then controls battery and flows through trouble light(28)The break-make of electric current, to make trouble light
(28)It lights, staff passes through trouble light at this time(28)The situation that lights judge that LED drive power is under abnormality;
Microcontroller controls relay 2 26 by D/A converter simultaneously, then controls the break-make that battery flows through fan electrical current, makes fan work
Make, radiates to LED drive power;
Staff inputs in the peak critical value to reservoir of a temperature, when actual use, if temperature sensor is examined
The numerical value measured is higher than this peak critical value, then microcontroller controls relay one by D/A converter, to control relay
One disconnects, and LED drive power is made to be disconnected with external circuit, prevents LED drivings from being damaged because temperature is excessively high.
2. a kind of overheat protector LED drive power according to claim 1, it is characterised in that:The wireless information transfer
Unit using CAN bus communicate or ZigBee information transmission protocols, the microcontroller by wireless information transfer unit then with
Display terminal data connection.
3. a kind of overheat protector LED drive power according to claim 1 or 2, it is characterised in that:The display terminal is
A kind of electronic equipment with display screen.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610623067.XA CN106163005B (en) | 2016-08-02 | 2016-08-02 | A kind of overheat protector LED drive power |
CN201810809772.8A CN108684108A (en) | 2016-08-02 | 2016-08-02 | LED drive power |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610623067.XA CN106163005B (en) | 2016-08-02 | 2016-08-02 | A kind of overheat protector LED drive power |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201810809772.8A Division CN108684108A (en) | 2016-08-02 | 2016-08-02 | LED drive power |
Publications (2)
Publication Number | Publication Date |
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CN106163005A CN106163005A (en) | 2016-11-23 |
CN106163005B true CN106163005B (en) | 2018-07-24 |
Family
ID=57327882
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
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CN201810809772.8A Pending CN108684108A (en) | 2016-08-02 | 2016-08-02 | LED drive power |
CN201610623067.XA Expired - Fee Related CN106163005B (en) | 2016-08-02 | 2016-08-02 | A kind of overheat protector LED drive power |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
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CN201810809772.8A Pending CN108684108A (en) | 2016-08-02 | 2016-08-02 | LED drive power |
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CN (2) | CN108684108A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN107493626A (en) * | 2017-08-16 | 2017-12-19 | 盐城莱廷绍工业技术有限公司 | A kind of RF wireless remote controls RGBW conversion decoration lamp driving power source |
CN110475404A (en) * | 2019-08-01 | 2019-11-19 | 新昌县博阳照明有限公司 | A kind of driving power for LED light |
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CN103096574A (en) * | 2012-10-22 | 2013-05-08 | 江南大学 | Green and intelligent numerical-control light emitting diode (LED) driving power supply |
CN103476179A (en) * | 2013-09-12 | 2013-12-25 | 广东科谷电源有限公司 | Integrated multifunctional LED power source with functions of dimming and color temperature adjusting in remote-control mode |
CN104735836A (en) * | 2013-12-18 | 2015-06-24 | 西安恒飞电子科技有限公司 | Voltage source for driving light-emitting diode lamps |
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CN101749567B (en) * | 2008-12-16 | 2012-03-28 | 比亚迪股份有限公司 | LED system |
CN101841961B (en) * | 2010-05-19 | 2014-10-01 | 北京中庆微数字设备开发有限公司 | LED control device with current and temperature monitoring function |
US20130093332A1 (en) * | 2011-10-14 | 2013-04-18 | Energy Intelligence Corporation | Intelligent led lamp group control device using existing wall switch |
CN203632926U (en) * | 2013-11-30 | 2014-06-04 | 西安中科麦特电子技术设备有限公司 | Integrated-type LED street lamp flat cable structure |
CN204536996U (en) * | 2015-04-17 | 2015-08-05 | 广州炫智电子科技有限公司 | Can the all-in-one of intelligent control system temperature |
CN104955222A (en) * | 2015-05-27 | 2015-09-30 | 成都格瑞思文化传播有限公司 | LED drive power supply |
CN204887621U (en) * | 2015-08-28 | 2015-12-16 | 深圳市志和兴业电子有限公司 | LED drive power supply's excess temperature protection circuit |
-
2016
- 2016-08-02 CN CN201810809772.8A patent/CN108684108A/en active Pending
- 2016-08-02 CN CN201610623067.XA patent/CN106163005B/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103096574A (en) * | 2012-10-22 | 2013-05-08 | 江南大学 | Green and intelligent numerical-control light emitting diode (LED) driving power supply |
CN103476179A (en) * | 2013-09-12 | 2013-12-25 | 广东科谷电源有限公司 | Integrated multifunctional LED power source with functions of dimming and color temperature adjusting in remote-control mode |
CN104735836A (en) * | 2013-12-18 | 2015-06-24 | 西安恒飞电子科技有限公司 | Voltage source for driving light-emitting diode lamps |
Also Published As
Publication number | Publication date |
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CN108684108A (en) | 2018-10-19 |
CN106163005A (en) | 2016-11-23 |
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Effective date of registration: 20180601 Address after: 528415 Lianfeng South Road, Xiaolan Town, Zhongshan, Guangdong Applicant after: Zhongshan Xiang Long Lighting Electric Co., Ltd. Address before: 528402 Yixing 6-403, Yong Yi Garden, 1 Fu Li Road, Shiqi District, Zhongshan, Guangdong Applicant before: Hui Yong |
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