CN207911083U - A kind of LED light group device that can smoothly dim color-temperature regulating - Google Patents
A kind of LED light group device that can smoothly dim color-temperature regulating Download PDFInfo
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- CN207911083U CN207911083U CN201820309741.1U CN201820309741U CN207911083U CN 207911083 U CN207911083 U CN 207911083U CN 201820309741 U CN201820309741 U CN 201820309741U CN 207911083 U CN207911083 U CN 207911083U
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Abstract
The utility model is related to a kind of LED light group devices that can smoothly dim color-temperature regulating, including lamp string group;The lamp string group is provided with the lamp string being arranged in parallel, and the lamp string includes at least one cool colour temperature lamp string and at least one warm colour temperature lamp string；The cool colour temperature lamp string include the concatenated LED cool colours lamp group of at least one cool colour LED light and with the concatenated light modulation color-temperature regulating resistance of the LED cool colours lamp group；The warm colour lamp string includes the concatenated LED warm colours lamp group of at least one warm colour LED light and the light modulation color-temperature regulating resistance contacted with the LED warm colours lamp group；Each lamp string concatenation is provided with the light modulation color-temperature regulating resistance of different resistance values.The utility model provides a kind of a kind of simple in structure, soft smooth, significant LED light group device that can smoothly dim color-temperature regulating of energy conservation and environmental protection, efficiency of toning.
Description
Technical field
The utility model is related to lighting area more particularly to a kind of LED light group devices that can smoothly dim color-temperature regulating.
Background technology
In order to simulate the colour temperature of tengsten lamp with the visual effect of brightness change, in high brightness, light show is high color temperature,
Colder color；In low-light level, light show is low color temperature, inclined warm colour；So when LED light source connects light modulator, the process of light modulation
In, it is also required to the lighting apparatus that colour temperature can change in many application places, to generate more preferably visual effect；
Such as the LEDbulb lamp of a 10W tunable optical, a controllable silicon dimmer as soon as exchange side is connected adjust light modulator
The brightness change of LED lamplight may be implemented, but if the LED lamp bead colour temperature of this bulb lamp is fixed one kind, it is no matter bright
How degree changes, and the light colour temperature sent out immobilizes.
The improvement of the prior art, such as Fig. 1, are a kind of connection circuit diagrams of LED color-temperature regulatings, and LED1-LED8 is one kind all the way
Colour temperature；LED9-LED11 represents the lamp bead of another way colour temperature；When changing the electric current that I0 is flowed into, electric current meeting that two-way lamp bead flows through
Proportional assignment, the colour temperature integrally shown can change correspondingly；But this circuit apply it is relatively complicated, and
Occupancy original paper space is more, and cost is higher.
There are some IC with PWM port in the prior art, specially realizes that this function, following Fig. 2 are changed by light modulator
Become output current, then detect the variation of voltage on resistance after output current changes by DIM feet, to change DRV foot pwm signals
Duty ratio, DRV feet connect the grid of a MOSF pipe, the electric current of this street lamp pearl of control I2；Whole colour temperature can be also realized in this way
The effect changed with brightness change.But this application scheme cost is also higher.
Invention content
The utility model overcomes the deficiencies in the prior art, provides a kind of simple in structure, soft smooth, energy-saving ring of toning
It protects, a kind of significant LED light group device that can smoothly dim color-temperature regulating of efficiency.
In order to achieve the above objectives, the technical solution adopted in the utility model is：Including lamp string group;The lamp string group is provided with
The lamp string being arranged in parallel, the lamp string include at least one cool colour temperature lamp string and at least one warm colour temperature lamp string；The cool colour temperature
Lamp string includes the concatenated LED cool colours lamp group of at least one cool colour LED lamp bead and mixes colours with the concatenated light modulation of the LED cool colours lamp group
Warm resistance；The warm colour temperature lamp string include the concatenated LED warm colours lamp group of at least one warm colour LED lamp bead and with the LED warm colours
The light modulation color-temperature regulating resistance of lamp group series winding；Each lamp string concatenation is provided with the light modulation color-temperature regulating resistance of different resistance values.
In one preferred embodiment of the utility model, light modulation color-temperature regulating resistance is photosensitive regulation resistance, acoustic control resistance, heat
It is one or more in quick resistance.
In one preferred embodiment of the utility model, forward voltage protection diode is provided in lamp string.
In one preferred embodiment of the utility model, lamp string includes the warm colour temperature lamp string and at least one described at least one
Cool colour temperature lamp string described in item, wherein the cool colour temperature lamp string of a warm colour temperature lamp string or cool colour temperature lamp string neutral color temperature minimum or
The light modulation color-temperature regulating resistance value of cool colour temperature lamp string concatenation is minimum.
In one preferred embodiment of the utility model, lamp string group uses SMT patch electronics element or/and the discrete members of DIP
Part.
In one preferred embodiment of the utility model, in cool colour temperature lamp string and warm colour temperature lamp string the lamp bead of different-colour into
Row mixed composition.
In one preferred embodiment of the utility model, lamp string group uses the low voltage and direct current power supply after rectification.
The utility model solves defect present in background technology, the technique effect that the utility model generates：
1, parallel connection is carried out using the lamp string of different-colour, lamp string is adjusted by series connected dimmer color-temperature regulating resistance in lamp string
In the size of current that flows through, to change colour temperature.
2, the lamp string of the lamp string of cool colour temperature and warm colour temperature is subjected to parallel combination so that the smoother stabilization of temperature adjustment toning, light
Color more diversity, meets the different demands of user.
3, by will dim color-temperature regulating resistance be arranged to it is adjustable so that allow LED light light modulation toning adjusting it is more various
Property.
4, it is arranged to adjustable photo resistance, acoustic control resistance, thermistor by the way that color-temperature regulating resistance will be dimmed, or common
It is one or more in resistance, by the light sensitive characteristic of photo resistance, can realize by automatically adjusting resistance value size, to adjust branch
Size of current in road realizes the function of light modulation color-temperature regulating.When connecting resistance, because when input total current I0 changes, distribution
Electric current to each branch is also just different, and when electric current changes on branch, then when by branch resistance R1, this resistance
The voltage at both ends can also change, but all branch lamp string groups are all in parallel, the voltage at each branch both ends（U0）All
It is identical, ideal lamp bead both ends VF values are also fixed, and remaining voltage is all applied to concatenated resistance in branch in branch
On, it so also can each branch current size of Auto-matching；The size I1 of branch current is exactly I1=(U0-VF)/R1;Assuming that only
There are two branch, another branch does not have series resistance, this branch current is I2, then I2=I0-I1=I0- (U0-VF)/R1, because
It is fixed for U0, VF and R1, so when I0 changes, I2, which is also just followed, to be changed；I1 is really remained unchanged；Two such branch
Street lamp string brightness ratio is just changed, and the variation of whole light colour temperature has just been reached；Principle is similar when multiple branch circuit parallel connections.
5, by being provided with zener diode in lamp string, to work in circuit when ensureing to adjust light modulation color-temperature regulating resistance
The LED light of work realizes an electic protection, and the minimum operating voltage in circuit is set in safe range, is protected in circuit
LED device, while improving the service life of LED light.
6, it by being provided with forward voltage protection diode in lamp string, by the unilateral conduction of diode, realizes
Positive protection is realized to the equipment in circuit.
7, the lamp bead of different-colour carries out mixed composition in cool colour temperature lamp string and warm colour temperature lamp string, realizes and is wrapped in lamp string all the way
The lamp bead series/parallel of a variety of different-colours is formed lamp string group by the lamp bead for including multiple color temperatures, during dimming color-temperature regulating,
Realize smoother various regulating effect.
Description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is the attached drawing one of background technology；
Fig. 2 is background technology attached drawing two；
Fig. 3 is the structural schematic diagram of the preferred embodiment 1 of the utility model；
Fig. 4 is the structural schematic diagram of the preferred embodiment 2 of the utility model；
In figure：Lamp string group -1, cool colour temperature lamp string -11, warm colour temperature lamp string -12, light modulation color-temperature regulating resistance -13.
Specific implementation mode
The utility model is described in further detail presently in connection with drawings and examples, these attached drawings are simplified
Schematic diagram only illustrates the basic structure of the utility model in a schematic way, therefore it only shows structure related with the utility model
At.
As shown in Fig. 3 ~ 4, a kind of LED light group device that can smoothly dim color-temperature regulating, including lamp string group 1;Lamp string group 1 is arranged
It includes cool colour temperature lamp string 11 and warm colour temperature lamp string 12 to have the lamp string being arranged in parallel, lamp string.
In a preferred embodiment of the present invention, cool colour temperature lamp string 11 includes at least one concatenated LED of cool colour temperature LED light cold
Colour temperature lamp group 111 and with the concatenated light modulation color-temperature regulating resistance of the LED cool colours temperature lamp group.Further, cool colour temperature lamp string 11
On be sequentially connected in series and be provided with forward voltage protection diode, dim color-temperature regulating resistance R1, cool colour temperature LED, zener diode V1.
In a preferred embodiment of the present invention, warm colour temperature lamp string 12 is warm including at least one concatenated LED of warm colour temperature LED light
Colour temperature lamp group and the light modulation color-temperature regulating resistance contacted with the LED warm colours lamp group.Further, in warm colour temperature lamp string 12 successively
It is arranged in series forward voltage protection diode, R2 dims color-temperature regulating resistance 13, warm colour temperature LED, zener diode V2.
Specifically, the lamp string using different-colour carries out parallel connection, adjusted by series connected dimmer color-temperature regulating resistance in lamp string
The size of current flowed through in section lamp string, to change colour temperature；Cool colour temperature lamp string 11 and warm colour temperature lamp string 12 are especially subjected to parallel connection
Combination so that the smoother stabilization of temperature adjustment toning, photochromic more diversity meet the different demands of user.
Specifically, by being provided with zener diode in lamp string（It is not shown）, hindered adjusting light modulation color-temperature regulating resistance 13
Electic protection is realized to the LED light to work in circuit when value, the minimum operating voltage in circuit is set in safe range
It is interior, LED device in circuit is protected, while improving the service life of LED light.It is protected by being provided with forward voltage in lamp string
Protect diode（It is not shown）, pass through forward voltage protection diode（It is not shown）Unilateral conduction, realize in circuit
Equipment realizes positive protection.
In a preferred embodiment of the present invention, the light modulation color-temperature regulating resistance of each lamp string concatenation setting is different.Light modulation
Color-temperature regulating resistance uses adjustable resistor, and in a preferred embodiment of the present invention, light modulation toning resistance selects photo resistance, heat
It is one or more in quick resistance, acoustic control resistance；The further present invention uses photo resistance, thermistor and acoustic control resistance group
The regulating resistor of synthesis.
Specifically, it is in parallel by carrying out the lamp string of different-colour, by being all provided in cool colour temperature lamp string and warm colour temperature lamp string
It is equipped with the light modulation color-temperature regulating resistance of different resistance values, the electric current in the lamp string branch in lamp string group 1 is adjusted, it is every to adjust
The electric current of colour temperature realizes that the smooth light modulation of lamp string group 1 is mixed colours temperature function.
More specifically, by using adjustable resistor, as light modulation color-temperature regulating resistance so that the light modulation of lamp string group 1
Temperature function of mixing colours is smoother, regulating effect more diversity.Further, the adjustable resistor formed using photo resistance,
It can should more arrive the light of environment by resistance by the light sensitive characteristic of photo resistance, carry out automation adjusting so that lamp string group
1 light modulation toning temp effect is more convenient, improves the automation regulatory function of lamp string group 1.
Embodiment 1：
As shown in figure 3, lamp string group 1 is provided with the LED light string of two groups of colour temperatures, this lamp bead all the way of one group of LED1-LED5 is
The colour temperature LED light string of 3000K is connected with the R1 of 100 Ω of resistance, and it is 2000K that another group, which is LED6-LED9 this lamp bead all the way,
Colour temperature LED light string.When to an electric current I0, this two-way lamp bead of LED1-LED9 can all be lighted, I0=I1+I2, if changing I0
Size of current, the electric current on I1 and I2 can also redistribute, and distribute number influenced by R1 resistances, test
It proves, the I1 when I0 becomes larger：I2 becomes smaller, the I1 when I0 changes are small：I2 becomes larger；And the resistance value of the speed and R1 changed has certain pass
System.
It dims the resistance value of color-temperature regulating resistance by adjusting, when electric current to change I0, the effect for adjusting colour temperature can be played
Fruit；It is mixed when by the lamp bead plate-laying of two-way colour temperature, whole colour temperature can also change correspondingly, and also achieve the mistake of light modulation in this way
Change the effect of colour temperature in journey.
Embodiment 2：
As shown in figure 4, lamp string group 1 is provided with the LED light string of five groups of colour temperatures, this street lamp pearl of A groups LED15 is 4500K
Colour temperature and 300 Ω light modulation color-temperature regulating resistance R4 connect, this lamp bead all the way of B groups LED12 and LED14 is the colour temperature and 150 of 4000K
Ω dims color-temperature regulating resistance R3 series connection, and C groups are LED10, this lamp bead all the way of LED11, LED13 is the colour temperature and 100 Ω of 3500K
Dim color-temperature regulating resistance R2 series connection, it is that the colour temperature of 3000K and 50 Ω dim color-temperature regulating that D groups, which are LED1 ~ LED4 this lamp beads all the way,
Resistance R2 series connection, E groups are the colour temperatures that LED5 ~ LED9 this lamp bead all the way is 2000K, when to an electric current I0, LED1-LED9
This two-way lamp bead can all be lighted, I0=I1+I2+I3+I4+I5, if changing the size of current of I0, the electric current on I1 ~ I5 can also weigh
New distribution, and distribute number influenced by each branch series resistance value, it is demonstrated experimentally that the I1 when I0 becomes larger：I2：
I3：I4：I5 becomes smaller, the I1 when I0 changes are small：I2：I3：I4：I5 becomes larger；And the resistance value of the speed changed and light modulation color-temperature regulating resistance
There is certain relationship.
It dims the resistance value of color-temperature regulating resistance by adjusting, when electric current to change I0, the effect for adjusting colour temperature can be played
Fruit；It is mixed when by the lamp bead plate-laying of two-way colour temperature, whole colour temperature can also change correspondingly, and also achieve the mistake of light modulation in this way
Change the effect of colour temperature in journey.
By above description it can be found that the utility model discloses a kind of LED light assembling that can smoothly dim color-temperature regulating
Set, be used for light device, the LED of toning is dimmed in especially energy-efficient lamp field, provide it is a kind of it is simple in structure, toning is soft
Significant a kind of LED light group device that can smoothly dim color-temperature regulating with smooth, energy conservation and environmental protection, efficiency.Pass through external direct current power supply
It is powered to lamp string group 1, by least one cool colour temperature lamp string and at least one warm colour temperature lamp string by parallel combination, by cold
The forward voltage protection diode being arranged in colour temperature lamp string and warm colour temperature lamp string carries out electic protection, by cool colour temperature lamp string and
The light modulation color-temperature regulating resistance for the different resistance values being arranged in warm colour temperature lamp string carries out the electric current in the road of the lamp string in lamp string group 1
It adjusts, to realize the function of dimming color-temperature regulating of lamp string group 1.By by the lamp string of different-colour carried out it is in parallel, to adjust
The electric current for saving every colour temperature realizes smooth light modulation toning temperature function.
It is above enlightenment according to the desirable embodiment of the utility model, through the above description, related personnel is complete
Various changes and amendments can be carried out in the range of without departing from this item utility model technological thought.This item utility model
Technical scope be not limited to the contents of the specification, it is necessary to determine the technical scope according to the scope of the claims.
Claims (7)
1. a kind of LED light group device that can smoothly dim color-temperature regulating, it is characterised in that：Including lamp string group;The lamp string group setting
It includes at least one cool colour temperature lamp string and at least one warm colour temperature lamp string to have the lamp string being arranged in parallel, the lamp string；The cool colour
Warm lamp string includes the concatenated LED cool colours lamp group of at least one cool colour LED lamp bead and is adjusted with the concatenated light modulation of the LED cool colours lamp group
Colour temperature resistance；The warm colour temperature lamp string includes the concatenated LED warm colours lamp group of at least one warm colour LED lamp bead and is warmed up with the LED
The light modulation color-temperature regulating resistance of colored lights group series winding；Each lamp string concatenation is provided with the light modulation color-temperature regulating resistance of different resistance values.
2. the LED light group device according to claim 1 that can smoothly dim color-temperature regulating, it is characterised in that：The light modulation is adjusted
Colour temperature resistance is photosensitive regulation resistance, acoustic control resistance, one or more in thermistor.
3. the LED light group device according to claim 1 that can smoothly dim color-temperature regulating, it is characterised in that：In the lamp string
It is provided with forward voltage protection diode.
4. the LED light group device according to claim 1 that can smoothly dim color-temperature regulating, it is characterised in that：The lamp string packet
Containing the cool colour temperature lamp string described in the warm colour temperature lamp string and at least one described at least one, wherein a warm colour temperature lamp string or
The light modulation color-temperature regulating resistance value of cool colour temperature lamp string or cool colour temperature the lamp string concatenation of cool colour temperature lamp string neutral color temperature minimum is minimum.
5. the LED light group device according to claim 1 that can smoothly dim color-temperature regulating, it is characterised in that：The lamp string group
Using SMT patch electronics element or/and DIP discrete components.
6. the LED light group device according to claim 1 that can smoothly dim color-temperature regulating, it is characterised in that：The cool colour temperature
The lamp bead of different-colour carries out mixed composition in lamp string and warm colour temperature lamp string.
7. the LED light group device according to claim 1 that can smoothly dim color-temperature regulating, it is characterised in that：The lamp string group
Using the low voltage and direct current power supply after rectification.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820309741.1U CN207911083U (en) | 2018-03-07 | 2018-03-07 | A kind of LED light group device that can smoothly dim color-temperature regulating |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820309741.1U CN207911083U (en) | 2018-03-07 | 2018-03-07 | A kind of LED light group device that can smoothly dim color-temperature regulating |
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| CN207911083U true CN207911083U (en) | 2018-09-25 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109526104A (en) * | 2018-12-13 | 2019-03-26 | 广东新昇电业科技股份有限公司 | A kind of light modulation toning circuit temperature of LED light |
| CN109714860A (en) * | 2019-01-25 | 2019-05-03 | 佛山市中昊光电科技有限公司 | A kind of adjustable color temperature light source module group |
| CN110493923A (en) * | 2019-08-28 | 2019-11-22 | 合肥大展智能科技有限公司 | A kind of light source and its control method |
| CN110822308A (en) * | 2019-11-16 | 2020-02-21 | 智然能科技(惠州)有限公司 | Manufacturing method of multi-color-temperature electrodeless dimming and color-mixing COB lamp |
| US11774045B2 (en) | 2019-07-22 | 2023-10-03 | Signify Holding B.V. | Color controllable LED filament with a smooth transition |
-
2018
- 2018-03-07 CN CN201820309741.1U patent/CN207911083U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109526104A (en) * | 2018-12-13 | 2019-03-26 | 广东新昇电业科技股份有限公司 | A kind of light modulation toning circuit temperature of LED light |
| CN109714860A (en) * | 2019-01-25 | 2019-05-03 | 佛山市中昊光电科技有限公司 | A kind of adjustable color temperature light source module group |
| US11774045B2 (en) | 2019-07-22 | 2023-10-03 | Signify Holding B.V. | Color controllable LED filament with a smooth transition |
| CN110493923A (en) * | 2019-08-28 | 2019-11-22 | 合肥大展智能科技有限公司 | A kind of light source and its control method |
| CN110822308A (en) * | 2019-11-16 | 2020-02-21 | 智然能科技(惠州)有限公司 | Manufacturing method of multi-color-temperature electrodeless dimming and color-mixing COB lamp |
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| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Huqiu high tech Zone of Suzhou City, Jiangsu province 215151 Shen Lane Road No. 1 Patentee after: Suzhou Angrui Electronic Technology Co., Ltd Address before: 215151 1 Shenyang Road, hi tech Zone, Suzhou, Jiangsu Patentee before: SUZHOU KOSNIC LIGHTING TECHNOLOGY Co.,Ltd. |
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| CP03 | Change of name, title or address |