CN203968470U - A kind of LED driving power for brightness and adjustable light fixture of colour temperature while - Google Patents
A kind of LED driving power for brightness and adjustable light fixture of colour temperature while Download PDFInfo
- Publication number
- CN203968470U CN203968470U CN201420387171.XU CN201420387171U CN203968470U CN 203968470 U CN203968470 U CN 203968470U CN 201420387171 U CN201420387171 U CN 201420387171U CN 203968470 U CN203968470 U CN 203968470U
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- circuit
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- control signal
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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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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model discloses a kind of LED driving power for brightness and adjustable light fixture of colour temperature while, comprise two-way constant-current controller, constant-current switch power source power stage doubleway output circuit and LED panel, two-way constant-current controller can receive brightness control signal and colour temperature control signal, two-way constant-current controller is connected with constant-current switch power source power stage doubleway output circuit, constant-current switch power source power stage doubleway output circuit is connected with LED panel, constant-current switch power source power stage doubleway output circuit turns DC circuit by interchange, the first DC-DC circuit and the second DC-DC circuit form, interchange turns DC circuit and is connected with the second DC-DC circuit with the first DC-DC circuit respectively.The utility model can regulate the brightness of light fixture and colour temperature simultaneously, and only need to be by the just adjusting to LED panel luminance and colour temperature in fact of a driving power, and circuit structure is simple, and cost is low.
Description
[technical field]
The utility model relates to the technical field of LED driving power, particularly a kind of technical field of the LED driving power for brightness and adjustable light fixture of colour temperature while.
[background technology]
1. for the LED driving power that can be used for light fixture degree of lightening: nearly all Dimmable LED driving power all belongs to this class at present, by converting 0-10V or pwm control signal to brightness that LED driving current signal regulates light fixture;
2. for the LED driving power that can be used for light fixture color-temperature regulating: realize colour temperature and regulate by controlling the brightness of one group of high color temperature of lamp interior or low colour temperature LED chip, this mode cannot be controlled total lumen output of whole light fixture completely;
For above-mentioned two kinds of driving powers, can only the be single brightness of light fixture or colour temperature be regulated, cannot be applicable to the simultaneously adjustable light fixture of brightness and colour temperature, and the scope of application is less.
3. for two different LED driving powers, independently control realization: the function that realizes color-temperature regulating and degree of lightening by controlling LED chip that two different LED driving powers control respectively different-colour, this mode needs two independent LED power supplys, want in addition extra controller to realize, cost is higher, and design is complicated.
[utility model content]
The purpose of this utility model solves the problems of the prior art exactly, a kind of LED driving power for brightness and adjustable light fixture of colour temperature while is proposed, can to the brightness of light fixture and colour temperature, regulate simultaneously, and only need to be by the just adjusting to LED panel luminance and colour temperature in fact of a driving power, circuit structure is simple, and cost is low.
For achieving the above object, the utility model proposes a kind of LED driving power for brightness and adjustable light fixture of colour temperature while, comprise two-way constant-current controller, constant-current switch power source power stage doubleway output circuit and LED panel, described two-way constant-current controller can receive brightness control signal and colour temperature control signal, two-way constant-current controller is connected with constant-current switch power source power stage doubleway output circuit, constant-current switch power source power stage doubleway output circuit is connected with LED panel, described constant-current switch power source power stage doubleway output circuit turns DC circuit by interchange, the first DC-DC circuit and the second DC-DC circuit form, interchange turns DC circuit and is connected with the second DC-DC circuit with the first DC-DC circuit respectively, in described LED panel, being provided with a LED lamp and the 2nd LED lamp forms, the first DC-DC circuit is connected with a LED lamp is closed, the second DC-DC circuit is connected with the 2nd LED lamp is closed.
As preferably, described two-way constant-current controller one side is provided with first signal receiving port and secondary signal receiving port, two-way constant-current controller opposite side is provided with first signal delivery outlet and secondary signal delivery outlet, first signal receiving port receives brightness control signal, and secondary signal receiving port receives colour temperature control signal.
As preferably, described brightness control signal adopts 0-10V or PWM brightness control signal, and colour temperature control signal adopts 0-10V or PWM colour temperature control signal.
As preferably, described first signal delivery outlet is exported and is controlled reference level and be connected with a LED lamp by brightness, and secondary signal delivery outlet is exported control reference level by colour temperature and is connected with the 2nd LED lamp.
The beneficial effects of the utility model: the utility model is comprised of two-way constant-current controller, constant-current switch power source power stage doubleway output circuit and LED panel, two-way constant-current controller can receive brightness control signal and colour temperature control signal, and by output signal, control brightness and the colour temperature of LED panel, can to the brightness of light fixture and colour temperature, regulate simultaneously, and only need to be by the just adjusting to LED panel luminance and colour temperature in fact of a driving power, circuit structure is simple, and cost is low.
Feature of the present utility model and advantage will be elaborated by reference to the accompanying drawings by embodiment.
[accompanying drawing explanation]
Fig. 1 is the connection diagram of a kind of LED driving power for brightness and adjustable light fixture of colour temperature while of the utility model.
[embodiment]
Consult Fig. 1, a kind of LED driving power for brightness and adjustable light fixture of colour temperature while of the utility model, comprise two-way constant-current controller 1, constant-current switch power source power stage doubleway output circuit 2 and LED panel 3, described two-way constant-current controller 1 can receive brightness control signal and colour temperature control signal, two-way constant-current controller 1 is connected with constant-current switch power source power stage doubleway output circuit 2, constant-current switch power source power stage doubleway output circuit 2 is connected with LED panel 3, described constant-current switch power source power stage doubleway output circuit 2 turns DC circuit 21 by interchange, the first DC-DC circuit 22 and the second DC-DC circuit 23 form, interchange turns DC circuit 21 and is connected with the second DC-DC circuit 23 with the first DC-DC circuit 22 respectively, in described LED panel 3, be provided with a LED lamp 31 and the 2nd LED lamp 32 compositions, the first DC-DC circuit 22 is connected with LED lamp 31 closures, the second DC-DC circuit 23 is connected with the 2nd LED lamp 32 closures, described two-way constant-current controller 1 one sides are provided with first signal receiving port 11 and secondary signal receiving port 12, two-way constant-current controller 1 opposite side is provided with first signal delivery outlet 13 and secondary signal delivery outlet 14, first signal receiving port 11 receives brightness control signal, secondary signal receiving port 12 receives colour temperature control signal, described brightness control signal adopts 0-10V or PWM brightness control signal, colour temperature control signal adopts 0-10V or PWM colour temperature control signal, described first signal delivery outlet 13 is exported control reference level 41 by brightness and is connected with a LED lamp 31, secondary signal delivery outlet 14 is exported control reference level 42 by colour temperature and is connected with the 2nd LED lamp 32.
The utility model course of work:
A kind of LED driving power for brightness and adjustable light fixture of colour temperature while of the utility model in the course of the work, first signal receiving port 11 on two-way constant-current controller 1 and secondary signal receiving port 12 receive respectively brightness control signal and colour temperature control signal, the output signal of first signal delivery outlet 13 is exported control reference level 41 by brightness and is passed to a LED lamp 31, and then realize the brightness regulation of LED panel, secondary signal delivery outlet 14 is exported control reference level 42 by colour temperature and is passed to the 2nd LED lamp 32, and then the colour temperature that realizes LED panel regulates, in constant-current switch power source power stage doubleway output circuit 2, exchange and turn DC circuit 21 and respectively the first DC-DC circuit 22 and the second DC-DC circuit 23 are powered, only need to be by the just adjusting to 3 brightness of LED panel and colour temperature in fact of a driving power, circuit structure is simple, cost is low.
Above-described embodiment is to explanation of the present utility model, is not to restriction of the present utility model, any scheme after the utility model simple transformation is all belonged to protection range of the present utility model.
Claims (4)
1. one kind for brightness and the colour temperature LED driving power of adjustable light fixture simultaneously, it is characterized in that: comprise two-way constant-current controller (1), constant-current switch power source power stage doubleway output circuit (2) and LED panel (3), described two-way constant-current controller (1) can receive brightness control signal and colour temperature control signal, two-way constant-current controller (1) is connected with constant-current switch power source power stage doubleway output circuit (2), constant-current switch power source power stage doubleway output circuit (2) is connected with LED panel (3), described constant-current switch power source power stage doubleway output circuit (2) turns DC circuit (21) by interchange, the first DC-DC circuit (22) and the second DC-DC circuit (23) form, interchange turns DC circuit (21) and is connected with the second DC-DC circuit (23) with the first DC-DC circuit (22) respectively, in described LED panel (3), being provided with a LED lamp (31) and the 2nd LED lamp (32) forms, the first DC-DC circuit (22) is connected with a LED lamp (31) is closed, the second DC-DC circuit (23) is connected with the 2nd LED lamp (32) is closed.
2. as claimed in claim 1 a kind of for brightness and the colour temperature LED driving power of adjustable light fixture simultaneously, it is characterized in that: described two-way constant-current controller (1) one side is provided with first signal receiving port (11) and secondary signal receiving port (12), two-way constant-current controller (1) opposite side is provided with first signal delivery outlet (13) and secondary signal delivery outlet (14), first signal receiving port (11) receives brightness control signal, and secondary signal receiving port (12) receives colour temperature control signal.
3. as claimed in claim 2 a kind of for brightness and the colour temperature LED driving power of adjustable light fixture simultaneously, it is characterized in that: described brightness control signal adopts 0-10V or PWM brightness control signal, colour temperature control signal adopts 0-10V or PWM colour temperature control signal.
4. as claimed in claim 2 a kind of for brightness and the colour temperature LED driving power of adjustable light fixture simultaneously, it is characterized in that: described first signal delivery outlet (13) is exported control reference level (41) by brightness and is connected with a LED lamp (31), secondary signal delivery outlet (14) is exported control reference level (42) by colour temperature and is connected with the 2nd LED lamp (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420387171.XU CN203968470U (en) | 2014-07-14 | 2014-07-14 | A kind of LED driving power for brightness and adjustable light fixture of colour temperature while |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420387171.XU CN203968470U (en) | 2014-07-14 | 2014-07-14 | A kind of LED driving power for brightness and adjustable light fixture of colour temperature while |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203968470U true CN203968470U (en) | 2014-11-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420387171.XU Expired - Fee Related CN203968470U (en) | 2014-07-14 | 2014-07-14 | A kind of LED driving power for brightness and adjustable light fixture of colour temperature while |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203968470U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108966421A (en) * | 2018-08-03 | 2018-12-07 | 深圳市雷帝亮照明科技有限公司 | It is a kind of to export the circuit that two paths of signals controls lamps and lanterns by driving power |
-
2014
- 2014-07-14 CN CN201420387171.XU patent/CN203968470U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108966421A (en) * | 2018-08-03 | 2018-12-07 | 深圳市雷帝亮照明科技有限公司 | It is a kind of to export the circuit that two paths of signals controls lamps and lanterns by driving power |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141126 Termination date: 20150714 |
|
| EXPY | Termination of patent right or utility model |