CN209357723U - Multi color temperature LED light source, lamp - Google Patents
Multi color temperature LED light source, lamp Download PDFInfo
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- CN209357723U CN209357723U CN201821920102.5U CN201821920102U CN209357723U CN 209357723 U CN209357723 U CN 209357723U CN 201821920102 U CN201821920102 U CN 201821920102U CN 209357723 U CN209357723 U CN 209357723U
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- luminescence chip
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Abstract
The utility model discloses a kind of multi color temperature LED light sources, lamp, wherein multi color temperature LED light source includes a transparent encapsulating housing, at least two mutual independent LED luminescence chip groups are packaged in the encapsulating housing, it include several LED luminescence chips in each LED luminescence chip group, each LED luminescence chip group is configured to the colour temperature section for having different；Multi color temperature LED light source provided by the utility model is packaged with multiple LED luminescence chip groups with different-colour in an encapsulating housing, when use, bright-dark degree by individually controlling each LED luminescence chip group can issue the light of different-colour from transparent encapsulating housing, the uniformity of the reconciliation light cast out from encapsulating housing is relatively good, is a kind of multi color temperature LED light source of the adjustable color in real opinion.
Description
Technical field
The utility model relates to LED light source technical field more particularly to a kind of multi color temperature LED light source and use multi color temperature
The multi color temperature LED light of LED light source.
Background technique
Light source technology is being changed always in development, till now from first electric light of Edison's utility model, more than 100
Year, to the using LED as the 5th generation of representative, LED light source is made extensively with its energy conservation, efficient advantage for the development of light source
With.But with the development of society, people also have higher requirement light source other than simply illuminating, in different times
The light of desired different-colour under adjusting with different purposes, colour temperature are a kind of photochromic parameter of characterization.Then currently on the market
There is the LED light of adjustable color, realizes that the means of adjustable color mainly have the following two kinds, one is by LED chip
It is upper to coat the fluorescent adhesive layer for being mixed with the fluorescent powder of different proportion, the light source of different-colour is formed, the light source of two kinds of colour temperatures distinguishes cloth
It sets on the two sides of substrate, technological deficiency is: needing to control the colour temperature of light source by adjusting fluorescent powder ratio, technique is multiple
It is miscellaneous, manufacturing cost is higher, the light source of two kinds of colour temperatures is arranged in the two sides of substrate, and the light source of two kinds of colour temperatures blends the equal of light
Even degree is lower；The second is the LED lamp bead of more different-colours is integrated on circuit boards, by controlling single led lamp bead
Luminous fit lens control the colour temperature effect of lamp entirety, since the distance between each lamp bead is bigger, the area of lens
Bigger, what is blended in this way is photochromic also not uniform enough, photochromic of poor quality.
Utility model content
The purpose of the utility model is to provide a kind of adjustable color and also multi color temperature LED that uniform illumination degree is relatively good
Light source.
The another object of the utility model be to provide provide a kind of adjustable color and also that uniform illumination degree is relatively good is more
Colour temperature LED light.
To achieve the goals above, the utility model discloses a kind of multi color temperature LED light sources, including a transparent encapsulating shell
Body is packaged at least two mutual independent LED luminescence chip groups, each LED luminescence chip group in the encapsulating housing
It inside include several LED luminescence chips, each LED luminescence chip group is configured to the colour temperature section for having different.
Compared with prior art, multi color temperature LED light source provided by the utility model is packaged with more in an encapsulating housing
A LED luminescence chip group with different-colour, in use, passing through the bright-dark degree for individually controlling each LED luminescence chip group
The light that different-colour can be issued from transparent encapsulating housing, since the LED luminescence chip group with different-colour is encapsulated in
In the same encapsulating housing, the spacing between each LED luminescence chip group is smaller, can accomplish grade, even more small, and
And the area of the encapsulating housing with lensing is smaller, the uniformity of the reconciliation light cast out from encapsulating housing just compares
It preferably, is a kind of multi color temperature LED light source of the adjustable color in real opinion.
Preferably, several LED luminescence chips in each LED luminescence chip group may be selected in series, parallel
It is any one or two kinds of.
Preferably, there are three mutual independent LED luminescence chip group, respectively the first LED for encapsulation in the encapsulating housing
Luminescence chip group, the 2nd LED luminescence chip group and the 3rd LED luminescence chip group, what the first LED luminescence chip group issued
The colour temperature of light is in green light color temperature section, and the colour temperature for the light that the 2nd LED luminescence chip group issues is in red light color temperature section, described
The colour temperature for the light that 3rd LED luminescence chip group issues is in blue light color temperature section.
Preferably, being provided with the lead-foot-line for electric connection on the encapsulating housing, the lead-foot-line includes several points
The pin that the pin cathode and one not being electrically connected with each LED luminescence chip group are shared by several pin cathode is just
Pole.
A kind of multi color temperature LED light, including lamp body and power module is also disclosed in the utility model, be provided in the lamp body with
The multi color temperature LED light source as described above that the power module is electrically connected.
Preferably, the power module includes light modulator and the driver with light modulator electric connection, the driving
Device and the multi color temperature LED light source are electrically connected, and the light modulator controls the multi color temperature LED light by the driver respectively
The working condition of several LED luminescence chip groups in source.
Preferably, the driver is current-control type driving.
Detailed description of the invention
Fig. 1 is that there are three the internal structures of the multi color temperature LED light source of LED luminescence chip group to show for the utility model embodiment tool
It is intended to.
Fig. 2 is the structural schematic diagram of the utility model embodiment multi color temperature LED light.
Fig. 3 is the circuit connection diagram of the utility model embodiment multi color temperature LED light.
Fig. 4 is the flow chart of the preparation method of utility model embodiment multi color temperature LED light source.
Fig. 5 is the package structure diagram of the utility model embodiment multi color temperature LED light source.
There are two the signals of the internal structure of the multi color temperature LED light source of LED luminescence chip group for Fig. 6 the utility model embodiment tool
Figure.
Specific embodiment
For technology contents, structure feature, realization principle and the objects and the effects that the utility model is described in detail, with
Lower combination embodiment simultaneously cooperates attached drawing to be explained in detail.
The utility model discloses one kind, the utility model discloses a kind of multi color temperature LED light sources 100, as shown in Fig. 1,
Including a transparent encapsulating housing 1, at least two mutual independent LED luminescence chip groups 10 are packaged in encapsulating housing 1, often
It include several LED luminescence chips 11 in one LED luminescence chip group 10, each LED luminescence chip group 10 is configured to have difference
Colour temperature section.It is transparent by encapsulating housing 1 in this present embodiment, therefore it both has the function of encapsulation, while also having
The effect of lens.
Multi color temperature LED light source 100 provided by the utility model is packaged with multiple with not homochromy in an encapsulating housing 1
The LED luminescence chip group 10 of temperature, in use, can be from saturating by the bright-dark degree for individually controlling each LED luminescence chip group 10
In bright encapsulating housing 1 issue different-colour light, due to the LED luminescence chip group 10 with different-colour be encapsulated in it is same
In encapsulating housing 1, the spacing between each LED luminescence chip group 10 is smaller, can accomplish grade, even more small, and
The area of encapsulating housing 1 with lensing is smaller, and the uniformity of the reconciliation light cast out from encapsulating housing 1 just compares
It preferably, is a kind of multi color temperature LED light source 100 of the adjustable color in real opinion.About in every LED luminescence chip group 10
Multiple LED luminescence chips 11 between can choose series connection, also may be selected to be connected in parallel, string and chaotic also may be selected.Compared with
Goodly, it for the ease of controlling respectively LED luminescence chip group 10 each in encapsulating housing 1, is provided on encapsulating housing 1
For the lead-foot-line of electric connection, lead-foot-line includes that several pins being electrically connected respectively with every LED luminescence chip group 10 are negative
The pin anode Y+ that pole Y- and one is shared by several pin cathode, i.e., all LED luminescence chip groups 10 in encapsulating housing 1 are total
With an anode, the voltage by adjusting the pin cathode Y- connecting with each LED luminescence chip group 10 can reach adjustment from envelope
Fill the purpose of the colour temperature for the reconciliation light that shell 1 exports.
The three primary colors of light are red, green, blue (RGB), therefore, another preferable reality of the utility model multi color temperature LED light source 100
It applies in example, referring to Fig. 1, encapsulation is there are three mutual independent LED luminescence chip group 10 in encapsulating housing 1, and respectively the
One LED luminescence chip group 10a (including tetra- LED luminescence chips 11 of D1, D2, D3, D4), the 2nd LED luminescence chip group 10d (packet
Include tetra- LED luminescence chips 11 of D5, D6, D7, D8) and the 3rd LED luminescence chip group 10c (including D9, D10, D11, D12 tetra-
LED luminescence chip 11), the colour temperature for the light that the first LED luminescence chip group 10a is issued is in green light color temperature section, and the 2nd LED shines
The colour temperature for the light that chipset 10d is issued is in red light color temperature section, and the colour temperature for the light that the 3rd LED luminescence chip group 10c is issued is in
Blue light color temperature section.In this way by adjusting the first LED luminescence chip group 10a, the 2nd LED luminescence chip group 10d and the 3rd LED respectively
The various light for needing colour temperature can be obtained in the brightness of luminescence chip group 10c.
Multi color temperature LED light source 100 based on above structure also discloses a kind of polychrome in another embodiment of the utility model
Warm LED light, such as Fig. 2 and Fig. 3, which includes lamp body 2 and power module 3, is provided in lamp body 2 and power module 3
Be electrically connected multi color temperature LED light source 100 as described above, it follows that the multi color temperature LED light can export as needed it is a variety of
Required is photochromic.
It, 1 can also be only in encapsulating housing as shown in fig. 6, in another embodiment of the utility model multi color temperature LED light source
Encapsulate two mutual independent LED luminescence chip groups 10, respectively the 4th LED luminescence chip group 10d (D13, D14, D15,
D16 it) is sent out with the 5th LED luminescence chip group 10e (D17, D18, D19, D20), the 4th LED luminescence chip group 10d by high color temperature LED
Optical chip (such as 6500K) composition, the 5th LED luminescence chip group 10e is made of low color temperature luminescence chip (2700K), in the implementation
In example, multi color temperature LED light source is formed using two luminescence chip groups of high and low colour temperature, it equally can be by adjusting the luminous core of the 4th LED
The brightness of piece group 10d and the 5th LED luminescence chip group 10e obtain the light of required colour temperature.
As shown in figure 3, power module 3 includes light modulator 30 and the driver 31 with the electric connection of light modulator 30, driver
31 are electrically connected with multi color temperature LED light source 100, and light modulator 30 is controlled in multi color temperature LED light source 100 respectively by driver 31
The working condition of several LED luminescence chip groups 10.The pin of every LED luminescence chip group 10 in multi color temperature LED light source 100
The voltage of positive Y+ is all identical, therefore driver 31 passes through each pin cathode on multi color temperature LED light source 100
Y- exports different voltage, reaches the operating current for controlling each LED luminescence chip group 10, makes its work in different colour temperatures
Section.Specific structure about light modulator 30 and driver 31 is the common knowledge of this field, and this will not be detailed here, such as driver
31 optional OZ8020A, OZ8020A are a current drive-type dimming driver 31.
In addition, the invention also discloses the preparation method of the multi color temperature LED light source 100 with above structure, such as Fig. 4
With shown in Fig. 5, process is as follows:
1), S1:LED luminescence chip is grouped；Multiple LED luminescence chips 11 are grouped, several LED hair in each group
Optical chip 11 is electrically connected and is fixed on a substrate 4, obtains several LED luminescence chip groups 10；
2), S2: first order fluorescence glue 50 is individually encapsulated encapsulation；Using fluorescent glue 50 respectively to every LED luminescence chip group 10
It is packaged processing, the fluorescent glue 50 being individually enclosed in every LED luminescence chip group 10 is configured by the fluorescent powder of different colours
It forms；The colour temperature section for the light that LED luminescence chip group 10 issues is corresponding with the color of fluorescent glue of encapsulation on it；
3), S3: secondary 51 overall package of transparent adhesive tape；It will be after an above-mentioned encapsulation process using colorless and transparent glue 51
Each LED luminescence chip group 10 is packaged together, and forms a multi color temperature LED light source 100.
According to above-mentioned encapsulation process it is found that the preparation method of the utility model multi color temperature LED light source 100 is that LED shines
Chip 11 encapsulates in two times after being grouped, and is the common knowledge of this field about specific packaging technology, details are not described herein.
Further, before primary encapsulation, a pin cathode Y- is drawn to every LED luminescence chip group 10 respectively, to all
LED luminescence chip group 10 draws a shared pin anode Y+.In addition, in above-mentioned steps S1, to LED luminescence chip 11 into
When row grouping, each LED luminescence chip 11 in every LED luminescence chip group 10 may be selected any one of series, parallel or
Two kinds, that is, series, parallel or string and confusion may be selected.
Above disclosed is only the preferred embodiments of the utility model, cannot limit the utility model certainly with this
Interest field, therefore equivalent variations made according to the patent scope of the utility model still falls within the utility model and covered
Range.
Claims (7)
1. a kind of multi color temperature LED light source, which is characterized in that including a transparent encapsulating housing, be packaged in the encapsulating housing
At least two mutual independent LED luminescence chip groups include several LED luminescence chips in each LED luminescence chip group,
Each LED luminescence chip group is configured to the colour temperature section for having different.
Several LED hairs 2. multi color temperature LED light source according to claim 1, in each LED luminescence chip group
Any one of series, parallel or two kinds may be selected in optical chip.
3. multi color temperature LED light source according to claim 1, there are three mutual independent LED for the interior encapsulation of the encapsulating housing
Luminescence chip group, respectively the first LED luminescence chip group, the 2nd LED luminescence chip group and the 3rd LED luminescence chip group, it is described
The colour temperature for the light that first LED luminescence chip group issues is in green light color temperature section, the light that the 2nd LED luminescence chip group issues
Colour temperature is in red light color temperature section, and the colour temperature for the light that the 3rd LED luminescence chip group issues is in blue light color temperature section.
4. multi color temperature LED light source according to claim 1, the pin for electric connection is provided on the encapsulating housing
Line, the lead-foot-line include that several pin cathode and one being electrically connected respectively with each LED luminescence chip group are several
The shared pin anode of the pin cathode.
5. a kind of multi color temperature LED light, which is characterized in that including lamp body and power module, be provided in the lamp body and the electricity
Source module be electrically connected such as the described in any item multi color temperature LED light sources of Claims 1-4.
6. multi color temperature LED light according to claim 5, the power module includes light modulator and electrical with the light modulator
The driver of connection, the driver and the multi color temperature LED light source are electrically connected, and the light modulator passes through the driver point
The working condition of several LED luminescence chip groups in the multi color temperature LED light source is not controlled.
7. multi color temperature LED light according to claim 6, the driver is current-control type driving.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821920102.5U CN209357723U (en) | 2018-11-20 | 2018-11-20 | Multi color temperature LED light source, lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821920102.5U CN209357723U (en) | 2018-11-20 | 2018-11-20 | Multi color temperature LED light source, lamp |
Publications (1)
| Publication Number | Publication Date |
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| CN209357723U true CN209357723U (en) | 2019-09-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821920102.5U Active CN209357723U (en) | 2018-11-20 | 2018-11-20 | Multi color temperature LED light source, lamp |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109461725A (en) * | 2018-11-20 | 2019-03-12 | 惠州市辉采实业有限公司 | Multi color temperature LED light source, lamp and preparation method |
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2018
- 2018-11-20 CN CN201821920102.5U patent/CN209357723U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109461725A (en) * | 2018-11-20 | 2019-03-12 | 惠州市辉采实业有限公司 | Multi color temperature LED light source, lamp and preparation method |
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