CN201403231Y - LED illumination lamp with stepless adjustable color temperature - Google Patents
LED illumination lamp with stepless adjustable color temperature Download PDFInfo
- Publication number
- CN201403231Y CN201403231Y CN2009201167887U CN200920116788U CN201403231Y CN 201403231 Y CN201403231 Y CN 201403231Y CN 2009201167887 U CN2009201167887 U CN 2009201167887U CN 200920116788 U CN200920116788 U CN 200920116788U CN 201403231 Y CN201403231 Y CN 201403231Y
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- circuit
- constant flow
- regulation control
- flow regulation
- light
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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
Abstract
The utility model discloses an LED illumination lamp with stepless adjustable color temperature, which comprises a light supplementing circuit, wherein the light supplementing circuit emitting neutralwhite light is used for adjusting brightness and is connected with a microprocessor. The LED illumination lamp with stepless adjustable color temperature is provided with the light supplementing circuit capable of adjusting brightness, and the light supplementing circuit not only can easily adjust illumination brightness at any color temperature but can be used for common illumination generally,thereby prolonging the service life of the overall illumination lamp. Simultaneously, four types of light sources work together, and then the adjusting range of color temperature can be expanded withlow cost, thereby increasing working performance of the illumination lamp. In addition, a chopped mode constant current regulation control circuit which consists of a tooth ripple generator and a chopper circuit can provide a power control process with stable amplitude modulation, thereby enabling the illumination lamp to have high-precision power control capacity.
Description
Technical field
The utility model relates to a kind ofly realizes regulating the illuminating lamp of colour temperature by driving the RGB three-color light source.
Background technology
Along with the illumination of scientific and technological progress room more and more possesses the hommization function, especially the adjustable function of colour temperature in the modern illuminator, colour temperature is the sensation of human eye to luminous element or white reflection body, this is a physics. a kind of sensation of body Neo-Confucianism and psychologic comprehensive complicated factor, the colour temperature that regulates illuminating lamp can be given the comfortable sensation of people, personnel in the office are increased work efficiency, can allow the personnel in the living room have a good rest, eliminate fatigue, so the colour temperature of illuminating lamp is regulated significant.For example at disclosed Chinese patent on February 2nd, 2005, publication number is to disclose a kind of lighting device in the patent of CN1575081A, this lighting device can freely be set the colour temperature of illumination, it has three light sources of different colors, comprise ruddiness, green glow and blue light, the colour temperature adjustment process is to realize by changing the three-color light source brightness ratio, regulates though can realize colour temperature, but, there is defective during use because three-color light source power is limited so colour temperature setting back is difficult to adjust its brightness significantly.
The utility model content
The technical problems to be solved in the utility model provides under a kind of situation that can maintain any colour temperature and regulates brightness significantly, but and the accurate LED illuminating lamp regulated of the colour temperature stepless of power controlling.
For solving the problems of the technologies described above, the utility model adopts following technical scheme: but the LED illuminating lamp that this colour temperature stepless is regulated comprises microprocessor, the colour temperature initialization circuit, brightness settings circuit and can send ruddiness respectively, the rgb light source illuminating circuit of green glow and blue light, described colour temperature initialization circuit, brightness settings circuit and rgb light source illuminating circuit all are connected with microprocessor, but the LED illuminating lamp that this colour temperature stepless is regulated also comprises the light filling circuit that sends neutral white light that is used to regulate brightness, described light filling circuit comprises white LED lamp, constant flow regulation control circuit I and current detection circuit I, constant flow regulation control circuit I has comprised profile of tooth wave producer and chopper circuit, described profile of tooth wave producer, microprocessor all is connected with chopper circuit with current detection circuit, described current detection circuit I is connected with white LED lamp with chopper circuit, described profile of tooth wave producer comprises square wave circuit and amplifying circuit, described square wave circuit is connected with amplifying circuit, and described amplifying circuit is connected with chopper circuit.
As of the present utility model preferred, comprise the red light-emitting circuit in the illuminating circuit of rgb light source, the green luminescence circuit, the blue light emitting circuit, described red light-emitting circuit comprises the red-light LED lamp, constant flow regulation control circuit II and current detection circuit II, described constant flow regulation control circuit II is connected with the red-light LED lamp, described red-light LED lamp is connected with current detection circuit II, described current detection circuit II is connected with constant flow regulation control circuit II, described constant flow regulation control circuit II also is connected with microprocessor, described green luminescence circuit comprises the green light LED lamp, constant flow regulation control circuit III and current detection circuit III, described constant flow regulation control circuit III is connected with the green light LED lamp, described green light LED lamp is connected with current detection circuit III, described current detection circuit III is connected with constant flow regulation control circuit III, described constant flow regulation control circuit III also is connected with microprocessor, described blue light emitting circuit comprises blue LED lamp, constant flow regulation control circuit IV and current detection circuit IV, described constant flow regulation control circuit IV is connected with blue LED lamp, described blue LED lamp is connected with current detection circuit IV, described current detection circuit IV is connected with constant flow regulation control circuit IV, and described constant flow regulation control circuit IV also is connected with microprocessor.Each color light source of rgb light source illuminating circuit can work alone, and can carry out colour temperature so more accurately and regulate, for illuminating lamp provides better result of use.
The utility model adopts technique scheme: but the LED illuminating lamp that this colour temperature stepless is regulated has had the light filling circuit that can regulate brightness, by this light filling circuit not only can easy adjustment the brightness of illumination when the colour temperature arbitrarily, can also be used for general lighting in the ordinary course of things, thereby prolong the useful life of whole illuminating lamp.Four kinds of light source fellowship work can enlarge the scope that colour temperature is regulated at lower cost simultaneously, thereby have improved the service behaviour of this illuminating lamp.Chopped mode constant flow regulation control circuit by profile of tooth wave producer and chopper circuit are formed can provide amplitude modulation power control process stably, thereby makes illuminating lamp have high-precision power control ability.Because the utility model colour temperature adjustable extent is big, method of operation is very simple and cost is low, therefore very easily with the supporting use of solar power supply unit.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is done further and to be specified.
The electrical block diagram of the LED illuminating lamp that but Fig. 1 is the utility model colour temperature stepless to be regulated;
The constant flow regulation control circuit I structural representation of the light filling circuit of the LED illuminating lamp that but Fig. 2 is the utility model colour temperature stepless to be regulated.
Embodiment
As shown in Figure 1, but the LED illuminating lamp that the colour temperature stepless is regulated has comprised microprocessor, colour temperature initialization circuit, brightness settings circuit, rgb light source illuminating circuit and light filling circuit 1.Colour temperature initialization circuit, brightness settings circuit, rgb light source illuminating circuit all are connected with microprocessor with light filling circuit 1, microprocessor according to default routine processes, is controlled rgb light source illuminating circuit and 1 work of light filling circuit then after receiving from the signal of colour temperature initialization circuit, brightness settings circuit.
Rgb light source illuminating circuit is divided into three circuit that work alone, and it has comprised red light-emitting circuit 2, green luminescence circuit 3, blue light emitting circuit 4.Send ruddiness during 2 work of red light-emitting circuit; Send green glow during 3 work of green luminescence circuit; Send blue light during 4 work of blue light emitting circuit.
Red light-emitting circuit 2 comprises red-light LED lamp, constant flow regulation control circuit II and current detection circuit II, constant flow regulation control circuit II is connected with the red-light LED lamp, the red-light LED lamp is connected with current detection circuit II, current detection circuit II is connected with constant flow regulation control circuit II, and constant flow regulation control circuit II also is connected with microprocessor.Electric current when current detection circuit II is used to feed back the work of red-light LED lamp feeds back to constant flow regulation control circuit II with this current signal, so that constant flow regulation control circuit II can carry out permanent power control to the red-light LED lamp.
Blue light emitting circuit 4 comprises blue LED lamp, constant flow regulation control circuit IV and current detection circuit IV, constant flow regulation control circuit IV is connected with blue LED lamp, blue LED lamp is connected with current detection circuit IV, current detection circuit IV is connected with constant flow regulation control circuit IV, and constant flow regulation control circuit IV also is connected with microprocessor.Electric current when current detection circuit IV is used to feed back blue LED lamp work feeds back to constant flow regulation control circuit IV with this current signal, so that constant flow regulation control circuit IV can carry out permanent power control to blue LED lamp.
Can control light filling circuit 1 circuit working by the brightness settings circuit, send the white light of the neutrality of high brightness during light filling circuit 1 work, be used to the rgb light source that brightness is provided, regulate brightness of illumination in the time of so just easily being implemented in any colour temperature significantly.Under the situation that general lighting requires, can so just not need to enable all lamps directly by 1 illumination of light filling circuit yet.
Claims (2)
1, but the LED illuminating lamp that a kind of colour temperature stepless is regulated, it comprises microprocessor, the colour temperature initialization circuit, brightness settings circuit and can send ruddiness respectively, the rgb light source illuminating circuit of green glow and blue light, described colour temperature initialization circuit, brightness settings circuit and rgb light source illuminating circuit all are connected with microprocessor, it is characterized in that: but the LED illuminating lamp that this colour temperature stepless is regulated also comprises the light filling circuit (1) that sends neutral white light that is used to regulate brightness, described light filling circuit (1) comprises white LED lamp, constant flow regulation control circuit I and current detection circuit I, constant flow regulation control circuit I has comprised profile of tooth wave producer and chopper circuit, described profile of tooth wave producer, microprocessor all is connected with chopper circuit with current detection circuit, described current detection circuit I is connected with white LED lamp with chopper circuit, described profile of tooth wave producer comprises square wave circuit and amplifying circuit, described square wave circuit is connected with amplifying circuit, and described amplifying circuit is connected with chopper circuit.
2, but LED illuminating lamp according to the described colour temperature stepless adjusting of claim 1, it is characterized in that: comprise red light-emitting circuit (2) in the illuminating circuit of rgb light source, green luminescence circuit (3), blue light emitting circuit (4), described red light-emitting circuit (2) comprises the red-light LED lamp, constant flow regulation control circuit II and current detection circuit II, described constant flow regulation control circuit II is connected with the red-light LED lamp, described red-light LED lamp is connected with current detection circuit II, described current detection circuit II is connected with constant flow regulation control circuit II, described constant flow regulation control circuit II also is connected with microprocessor, described green luminescence circuit (3) comprises the green light LED lamp, constant flow regulation control circuit III and current detection circuit III, described constant flow regulation control circuit III is connected with the green light LED lamp, described green light LED lamp is connected with current detection circuit III, described current detection circuit III is connected with constant flow regulation control circuit III, described constant flow regulation control circuit III also is connected with microprocessor, described blue light emitting circuit (4) comprises blue LED lamp, constant flow regulation control circuit IV and current detection circuit IV, described constant flow regulation control circuit IV is connected with blue LED lamp, described blue LED lamp is connected with current detection circuit IV, described current detection circuit IV is connected with constant flow regulation control circuit IV, and described constant flow regulation control circuit IV also is connected with microprocessor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201167887U CN201403231Y (en) | 2009-04-02 | 2009-04-02 | LED illumination lamp with stepless adjustable color temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201167887U CN201403231Y (en) | 2009-04-02 | 2009-04-02 | LED illumination lamp with stepless adjustable color temperature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201403231Y true CN201403231Y (en) | 2010-02-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201167887U Expired - Fee Related CN201403231Y (en) | 2009-04-02 | 2009-04-02 | LED illumination lamp with stepless adjustable color temperature |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201403231Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102128432A (en) * | 2011-03-28 | 2011-07-20 | 重庆邦桥科技有限公司 | Medical illuminating LED (Light-Emitting Diode) with continuously adjustable color temperature |
| CN105485615A (en) * | 2015-12-31 | 2016-04-13 | 郑州欧丽电子(集团)股份有限公司 | Ore screening equipment and screening method |
| CN107846749A (en) * | 2017-11-04 | 2018-03-27 | 肖志蓝 | A kind of LED lamp system and its control method of stepless colour temperature and brightness regulation |
-
2009
- 2009-04-02 CN CN2009201167887U patent/CN201403231Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102128432A (en) * | 2011-03-28 | 2011-07-20 | 重庆邦桥科技有限公司 | Medical illuminating LED (Light-Emitting Diode) with continuously adjustable color temperature |
| CN105485615A (en) * | 2015-12-31 | 2016-04-13 | 郑州欧丽电子(集团)股份有限公司 | Ore screening equipment and screening method |
| CN107846749A (en) * | 2017-11-04 | 2018-03-27 | 肖志蓝 | A kind of LED lamp system and its control method of stepless colour temperature and brightness regulation |
| CN107846749B (en) * | 2017-11-04 | 2019-06-21 | 肖志蓝 | The LED lamp system and its control method of a kind of stepless colour temperature and brightness regulation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HANGZHOU EBOY HI-TECH ELECTRICAL APPLIANCE CO., LT Free format text: FORMER OWNER: HANGZHOU HIKLP ELECTRONICS CO., LTD. Effective date: 20120120 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20120120 Address after: Xihu District Macheng road 310012 Hangzhou City, Zhejiang province No. 36 Patentee after: Hangzhou Eboylamp Electronics Co.,Ltd. Address before: Ma Cheng Road Hangzhou City, Zhejiang province 310012 No. 36 Patentee before: Hangzhou Hiklp Electronics Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100210 Termination date: 20160402 |