CN209643036U - A kind of color temperature-tunable LED circuit of tunable optical - Google Patents
A kind of color temperature-tunable LED circuit of tunable optical Download PDFInfo
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- CN209643036U CN209643036U CN201821966561.7U CN201821966561U CN209643036U CN 209643036 U CN209643036 U CN 209643036U CN 201821966561 U CN201821966561 U CN 201821966561U CN 209643036 U CN209643036 U CN 209643036U
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Abstract
The utility model discloses a kind of color temperature-tunable LED circuit of tunable optical, comprising: a gating switch, gating switch include at least five gears；The input terminal of one power supply driver, power supply driver is connect with power grid, and the first output end of power supply driver is connect with gating switch, and the second output terminal of power supply driver and the anode of LED light connect；LED light includes at least one first LED light group and one second LED light group, and the first LED light group is in parallel with the second LED light group.Beneficial effect is: providing a kind of color temperature-tunable LED circuit of tunable optical, the colour temperature of LED light is adjusted by gating switch, to realize the switching of LED light multiple color temperatures, both user had been can satisfy to the needs of multiple color temperatures, it will not cause the waste of resource, and structure is simple, is conducive to realize, can save production cost.
Description
Technical field
The utility model relates to LED light manufacturing technology field more particularly to a kind of color temperature-tunable LED circuits of tunable optical.
Background technique
LED light is the Novel energy-saving lamp for substituting conventional incandescent.Conventional incandescent energy consumption is high, the service life is short, provides in the whole world
Under the overall situation of source anxiety, forbidden producing by national governments gradually, as the high speed development LED light of LED technology is increasingly becoming
Novel green illumination only choosing, LED light principle of luminosity, energy-saving and environmental protection level on all be far superior to traditional lighting produce
Product.
The LED lamp of existing controllable silicon light modulation be generally divided into it is non-functional illumination and it is functional (switch color-temperature regulating,
Wifi, bluetooth etc. control) illumination.But the higher cost of the illumination of functional type, because being applied to single-chip microcontroller,
Higher to the operating temperature requirements of LED light, if the temperature of LED light is excessively high, single-chip microcontroller is likely to occur program mal.Therefore existing to compel
It is essential and wants a kind of color temperature-tunable LED circuit of tunable optical, to realize that a LED light carries out the switching of multiple color temperatures, meanwhile, it will not
Influence silicon-controlled dimming function.
Summary of the invention
For the above-mentioned problems in the prior art, a kind of color temperature-tunable LED circuit of tunable optical is now provided.
Specific technical solution is as follows:
The utility model includes a kind of color temperature-tunable LED circuit of tunable optical, comprising:
One gating switch, the gating switch include at least five gears；
The input terminal of one power supply driver, the power supply driver is connect with power grid, and the first of the power supply driver is defeated
Outlet is connect with the gating switch, and the second output terminal of the power supply driver is connect with the anode of the LED light；
The LED light includes at least one first LED light group and one second LED light group, first LED light group and described the
Two LED light groups are in parallel；
First output end of the power supply driver respectively with the 4th pin of the gating switch and the gating switch
The 9th pin connection；
The cathode of first LED light group respectively with the second pin of the gating switch, the gating switch the 6th
The tenth pin company of pin, the 7th pin of the gating switch, the 8th pin of the gating switch, the gating switch
It connects；
The cathode of second LED light group third with the first pin of the gating switch, the gating switch respectively
Pin connection, the 5th pin of the gating switch, the 11st pin of the gating switch, the gating switch the 12nd
Pin connection.
Preferably, the LED circuit further includes at least three current limliting modules, and three current limliting modules include:
First current limliting module is connected between the cathode of first LED light group and the second pin of the gating switch；
Second current limliting module is connected between the cathode of second LED light group and the third pin of the gating switch；
Third current limliting module is connected between the cathode of second LED light group and the 5th pin of the gating switch.
Preferably, when the gating switch is in one first control gear, the first pin of the gating switch, the choosing
Open up the 4th pin, the gating of the 11st pin of pass, the 12nd pin of the gating switch and the gating switch
9th pin of switch is connected, and second LED light group accesses operating circuit.
Preferably, when the gating switch is in one second control gear, the first pin of the gating switch, the choosing
The 9th pin for opening up the 11st pin of pass, the 12nd pin of the gating switch and the gating switch is connected, described
Second LED light group accesses operating circuit；
Meanwhile the 4th pin of the second pin of the gating switch and the gating switch is connected, first current limliting
Module and first LED light group access operating circuit.
Preferably, the gating switch be in a third control gear when, the 9th pin of the gating switch with it is described
Tenth pin of gating switch is connected, and first LED light group accesses operating circuit；
Meanwhile the 4th pin of the third pin of the gating switch and the gating switch is connected, second current limliting
Module and second LED light group access operating circuit.
Preferably, when the gating switch is in one the 4th control gear, the 6th pin of gating switch, the gating are opened
8th pin of the 7th pin, the gating switch that close and the 9th pin of the gating switch are connected, first LED light
Group access operating circuit；
Meanwhile the 5th pin of the 4th pin of the gating switch and the gating switch is connected, the third current limliting
Module and second LED light group access operating circuit.
Preferably, when the gating switch is in one the 5th control gear, the 6th pin of gating switch, the gating are opened
The of the 8th pin and the 4th pin of the gating switch of the 7th pin, the gating switch that close, the gating switch
Nine pins are connected, and first LED light group accesses operating circuit.
Preferably, each current limliting module includes two resistor coupled in parallel.
Preferably, first LED light group includes at least two the first colour temperature lamp groups, at least two first color temperature lamps
Group is connected in parallel.
Preferably, second LED light group includes at least two the second colour temperature lamp groups, at least two second color temperature lamps
Group is connected in parallel.
The beneficial effect of technical solutions of the utility model is: providing a kind of color temperature-tunable LED circuit of tunable optical, passes through
The colour temperature that gating switch adjusts LED light both can satisfy user to multiple color temperatures to realize the switching of LED light multiple color temperatures
It needs, the waste of resource will not be caused, and structure is simple, is conducive to realize, can save production cost.
Detailed description of the invention
With reference to appended attached drawing, more fully to describe the embodiments of the present invention.However, appended attached drawing is only used for
Bright and elaboration, does not constitute the limitation to the scope of the utility model.
Fig. 1 is the power supply driver wiring diagram in the utility model embodiment；
Fig. 2 is the gating switch wiring diagram in the utility model embodiment；
Fig. 3 is the LED light wiring diagram in the utility model embodiment.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are in the premise for not making creative work
Under every other embodiment obtained, fall within the protection scope of the utility model.
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can
To be combined with each other.
The utility model is described in further detail in the following with reference to the drawings and specific embodiments, but not as the utility model
It limits.
The utility model includes a kind of color temperature-tunable LED circuit of tunable optical, as shown in Figure 1, Figure 2 and Figure 3, comprising:
One gating switch S, gating switch S include at least five gears, to adjust the colour temperature of LED light；
The input terminal of one power supply driver, power supply driver is connect with power grid, the first output end LED- of power supply driver
It is connect with gating switch S, the positive LED+ connection of the second output terminal and LED light of power supply driver；Power supply driver is for giving
LED light provides stable voltage；
LED light includes at least one first LED light group W and one second LED light group C, the first LED light group W and the second LED light group
C is in parallel；
First output end of power supply driver the 9th pin with the 4th pin 4 and gating switch S of gating switch S respectively
9 connections；
The cathode W- of first LED light group respectively with the second pin 2 of gating switch S, gating switch S the 6th pin 6, choosing
Open up the tenth pin 10 connection for closing the 7th pin 7 of S, the 8th pin 8 of gating switch S, gating switch S；
The cathode C- of second LED light group connects with the third pin 3 of the first pin 1 of gating switch S, gating switch S respectively
It connects, the connection of the 12nd pin 12 of the 5th pin 5 of gating switch S, the 11st pin 11 of gating switch S, gating switch S.
Specifically, the first LED light group W or the second LED light are connected by the gear property of can choose of adjusting gating switch S
Group C simultaneously turns on the first LED light group W and the second LED light group C, each corresponding color of control gear of gating switch S
Temperature.
Specifically, power grid is divided into zero curve N and firewire L, and the input terminal of power supply driver includes a rectifier bridge, rectifier bridge it is defeated
Entering end to connect with zero curve N with firewire L respectively, the output end Z1 of rectifier bridge is connect with the input terminal U1 of a thyristor regulating optical chip U,
Rectifier bridge is used to be that stable DC supplies thyristor regulating optical chip U, thyristor regulating optical chip U by the AC rectification of power grid
Output end U2 for providing stable operating voltage to LED light, and can be by adjusting the output electricity of thyristor regulating optical chip U
It presses to adjust the brightness of LED light.
In a kind of preferably embodiment, LED circuit further includes at least three current limliting modules, at least three current limliting module packets
It includes:
First current limliting module is connected between the second pin 2 of cathode W- and gating switch S of the first LED light group, first
Operating current of the current limliting module to control the first LED light group W；
Second current limliting module is connected between the third pin 3 of cathode C- and gating switch S of the second LED light group, second
Operating current of the current limliting module to control the second LED light group C；
Third current limliting module is connected between the 5th pin 5 of cathode C- and gating switch S of the second LED light group, third
Operating current of the current limliting module to control the second LED light group C；
Each current limliting module includes two resistor coupled in parallel.
Specifically, as shown in Fig. 2, in the present embodiment the first current limliting module include first resistor R1 and second resistance R2 simultaneously
The resistance value of connection, first resistor R1 and second resistance R2 are 47 Ω；Second current limliting module includes 3rd resistor R3 and the 4th resistance R4
The resistance value of parallel connection, 3rd resistor R3 and the 4th resistance R4 are 30 Ω；Third current limliting module includes the 5th resistance R5 and the 6th resistance
R6 is in parallel, and the resistance value of the 5th resistance R5 and the 6th resistance R6 are 330 Ω.Resistance used in three current limliting modules is 1206 rule
Lattice.Current limliting module is used to adjust the colour temperature of LED light, especially by electric resistance partial pressure to realize that the operating current to LED light is controlled
System, therefore, the resistance value size of the resistance of current limliting module can be adjusted according to the demand to colour temperature.
Further, gating switch S combines three current limliting modules that can form other three kinds of different colour temperatures.The present embodiment
In only need the LED light group of two kinds of colour temperatures that the switchings of five kinds of colour temperatures can be realized, save the manufacturing cost of LED light.
In a kind of preferably embodiment, the first LED light group W includes at least two the first colour temperature lamp groups, two the first colors
Warm lamp group is connected in parallel；
Second LED light group C includes at least two the second colour temperature lamp groups, and two the second colour temperature lamp groups are connected in parallel.
Specifically, as shown in figure 3, W1 to W7 forms a first colour temperature lamp group, W8 to W14 forms another first color
Warm lamp group, two the first colour temperature lamp groups are parallel in circuit, are caused to prevent the failure of any one first colour temperature lamp group entire
The first equal cisco unity malfunction of LED light group W；C1 to C7 formed a second colour temperature lamp group, C8 to C14 formed another second
Colour temperature lamp group, two the second colour temperature lamp groups are parallel in circuit, to prevent the failure of any one second colour temperature lamp group from causing
The equal cisco unity malfunction of entire second LED light group C.
Further, by the way that the first LED light group W and the second LED light group C to be grouped, the failure of LED light can be reduced
Rate.
In a kind of preferably embodiment, the first colour temperature lamp group includes that a plurality of light emitting diodes are connected in series；
Second colour temperature lamp group includes that a plurality of light emitting diodes are connected in series.
Specifically, each first colour temperature lamp group includes that the light emitting diode that multiple colour temperatures are 2700K is connected, each the
Two colour temperature lamp groups include that the light emitting diode that multiple colour temperatures are 5000K is connected.
In a kind of preferably embodiment, when gating switch S is in one first control gear, the first of gating switch S is drawn
Foot 1, the 11st pin 11 of gating switch S, the 4th pin 4 of the 12nd pin 12 and gating switch S of gating switch S, choosing
The 9th pin 9 connection for closing S is opened up, the second LED light group C accesses operating circuit；
When gating switch S is in one second control gear, the 11st of the first pin 1 of gating switch S, gating switch S the
9th pin 9 of pin 11, the 12nd pin 12 of gating switch S and gating switch S is connected, and the second LED light group C accesses work
Circuit；
Meanwhile the 4th pin 4 of the second pin 2 of gating switch S and gating switch S are connected, the first current limliting module and the
One LED light group W accesses operating circuit；
When gating switch S is in third control gear, the 9th pin 9 of gating switch S draws with the tenth of gating switch S
Foot 10 is connected, and the first LED light group W accesses operating circuit；
Meanwhile the 4th pin 4 of the third pin 3 of gating switch S and gating switch S are connected, the second current limliting module and the
Two LED light group C access operating circuit；
When gating switch S is in one the 4th control gear, the 6th pin 6 of gating switch S, the 7th of gating switch S draw
9th pin 9 of foot 7, the 8th pin 8 of gating switch S and gating switch S is connected, and the first LED light group W accesses operating circuit；
Meanwhile the 4th pin 4 of gating switch S and the 5th pin 5 of gating switch S are connected, third current limliting module and the
Two LED light group C access operating circuit；
When gating switch S is in one the 5th control gear, the 6th pin 6 of gating switch S, the 7th of gating switch S draw
Foot 7, the 4th pin 4 of the 8th pin 8 and gating switch S of gating switch S, the 9th pin 9 of gating switch S are connected, and first
LED light group W accesses operating circuit.
Specifically, when gating switch S is in the first control gear, the second LED light group C accesses operating circuit, LED light
Colour temperature is 5000K；When gating switch S is in the second control gear, the first LED light group W and the second LED light group C access work
Make circuit, meanwhile, the first current limliting module shunts the first LED light group W, the brightness of the first LED light group W is allocated,
The light of first LED light group W and the second LED light group C are mixed to form a kind of new colour temperature 4000K；When gating switch S is in the
When three control gears, the first LED light group W and the second LED light group C access operating circuit, meanwhile, the second current limliting module is to second
LED light group C is shunted, and is allocated to the brightness of the second LED light group C, the light of the first LED light group W and the second LED light group C
Line is mixed to form a kind of new colour temperature 3500K；When gating switch S is in the 4th control gear, the first LED light group W and the
Two LED light group C access operating circuit, meanwhile, third current limliting module shunts the second LED light group C, to the second LED light
The brightness of group C is allocated, and the light of the first LED light group W and the second LED light group C are mixed to form a kind of new colour temperature
3000K；When gating switch S is in the 5th control gear, the first LED light group W accesses operating circuit, and the colour temperature of LED light is
2700K。
Further, gating switch S combines three current limliting modules to realize five kinds of colour temperatures switching of LED light, improves LED
The practicability of lamp meets user to a variety of needs of colour temperature, and will not influence the dimming function of thyristor regulating optical chip U.
The beneficial effect of technical solutions of the utility model is: providing a kind of color temperature-tunable LED circuit of tunable optical, passes through
The colour temperature that gating switch adjusts LED light both can satisfy user to multiple color temperatures to realize the switching of LED light multiple color temperatures
It needs, the waste of resource will not be caused, and structure is simple, is conducive to realize, can save production cost.
The foregoing is merely the utility model preferred embodiment, be not intended to limit the embodiments of the present invention and
Protection scope should can appreciate that all in the utility model specification and diagram to those skilled in the art
Hold made equivalent replacement and obviously change obtained scheme, the protection model of the utility model should all be included in
In enclosing.
Claims (10)
1. a kind of color temperature-tunable LED circuit of tunable optical characterized by comprising
One gating switch, the gating switch include at least five gears；
The input terminal of one power supply driver, the power supply driver is connect with power grid, the first output end of the power supply driver
It is connect with the gating switch, the second output terminal of the power supply driver is connect with the anode of the LED light；
The LED light includes at least one first LED light group and one second LED light group, first LED light group and described second
LED light group is in parallel；
First output end of the power supply driver respectively with the 4th pin of the gating switch and the gating switch the
The connection of nine pins；
The cathode of first LED light group respectively with the second pin of the gating switch, the gating switch the 6th pin,
The tenth pin connection of 7th pin of the gating switch, the 8th pin of the gating switch, the gating switch；
The cathode of second LED light group third pin with the first pin of the gating switch, the gating switch respectively
Connection, the 5th pin of the gating switch, the 11st pin of the gating switch, the gating switch the 12nd pin
Connection.
2. the color temperature-tunable LED circuit of tunable optical according to claim 1, which is characterized in that the LED circuit further includes
At least three current limliting modules, at least three current limliting modules include:
First current limliting module is connected between the cathode of first LED light group and the second pin of the gating switch；
Second current limliting module is connected between the cathode of second LED light group and the third pin of the gating switch；
Third current limliting module is connected between the cathode of second LED light group and the 5th pin of the gating switch.
3. the color temperature-tunable LED circuit of tunable optical according to claim 1, which is characterized in that the gating switch is in
When one first control gear, the 11st pin, the gating switch of the first pin of the gating switch, the gating switch
The 12nd pin and the 9th pin of the 4th pin of the gating switch, the gating switch connect, second LED light
Group access operating circuit.
4. the color temperature-tunable LED circuit of tunable optical according to claim 2, which is characterized in that the gating switch is in
When one second control gear, the 11st pin, the gating switch of the first pin of the gating switch, the gating switch
The 12nd pin and the 9th pin of the gating switch connect, second LED light group accesses operating circuit；
Meanwhile the 4th pin of the second pin of the gating switch and the gating switch is connected, the first current limliting module
Operating circuit is accessed with first LED light group.
5. the color temperature-tunable LED circuit of tunable optical according to claim 2, which is characterized in that the gating switch is in
When one third controls gear, the 9th pin of the gating switch and the tenth pin of the gating switch are connected, and described first
LED light group accesses operating circuit；
Meanwhile the 4th pin of the third pin of the gating switch and the gating switch is connected, the second current limliting module
Operating circuit is accessed with second LED light group.
6. the color temperature-tunable LED circuit of tunable optical according to claim 2, which is characterized in that the gating switch is in
When one the 4th control gear, the 6th pin of the gating switch, the 7th pin of the gating switch, the gating switch
9th pin of the 8th pin and the gating switch is connected, and first LED light group accesses operating circuit；
Meanwhile the 5th pin of the 4th pin of the gating switch and the gating switch is connected, the third current limliting module
Operating circuit is accessed with second LED light group.
7. the color temperature-tunable LED circuit of tunable optical according to claim 1, which is characterized in that the gating switch is in
When one the 5th control gear, the 6th pin of the gating switch, the 7th pin of the gating switch, the gating switch
The 9th pin connection of 4th pin of the 8th pin and the gating switch, the gating switch, first LED light group connect
Enter operating circuit.
8. the color temperature-tunable LED circuit of tunable optical according to claim 2, which is characterized in that each current limliting module
Including two resistor coupled in parallel.
9. the color temperature-tunable LED circuit of tunable optical according to claim 1, which is characterized in that first LED light group is extremely
It less include two the first colour temperature lamp groups, at least two first colour temperature lamp groups are connected in parallel.
10. the color temperature-tunable LED circuit of tunable optical according to claim 1, which is characterized in that second LED light group
Including at least two the second colour temperature lamp groups, at least two second colour temperature lamp groups are connected in parallel.
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| CN201821966561.7U CN209643036U (en) | 2018-11-27 | 2018-11-27 | A kind of color temperature-tunable LED circuit of tunable optical |
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| CN201821966561.7U CN209643036U (en) | 2018-11-27 | 2018-11-27 | A kind of color temperature-tunable LED circuit of tunable optical |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109275237A (en) * | 2018-11-27 | 2019-01-25 | 上海顿格电子贸易有限公司 | A kind of color temperature-tunable LED circuit of tunable optical |
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2018
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109275237A (en) * | 2018-11-27 | 2019-01-25 | 上海顿格电子贸易有限公司 | A kind of color temperature-tunable LED circuit of tunable optical |
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Address after: Room 1534, No. 498 GuoShoujing Road, Pudong Software Park, Pudong New Area, Shanghai, 201203 Patentee after: Kotya lighting (Shanghai) Co.,Ltd. Address before: Room 1534, No. 498 GuoShoujing Road, Pudong Software Park, Pudong New Area, Shanghai, 201203 Patentee before: Shanghai Dunge Electronic Trading Co.,Ltd. |
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Effective date of registration: 20220318 Address after: 518000 605 bixinyuan, Futian District, Shenzhen, Guangdong Patentee after: Wu Guangmin Address before: Room 1534, building 1, Pudong Software Park, 498 GuoShouJing Road, China (Shanghai) pilot Free Trade Zone, Pudong New Area, Shanghai, 201203 Patentee before: Kotya lighting (Shanghai) Co.,Ltd. |