CN206133150U - LED, lamp strip, backlight and liquid crystal display module - Google Patents
LED, lamp strip, backlight and liquid crystal display module Download PDFInfo
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- CN206133150U CN206133150U CN201621136347.XU CN201621136347U CN206133150U CN 206133150 U CN206133150 U CN 206133150U CN 201621136347 U CN201621136347 U CN 201621136347U CN 206133150 U CN206133150 U CN 206133150U
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- led
- light
- conversion layer
- backlight
- led luminescence
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Abstract
The utility model discloses a LED, lamp strip, backlight and liquid crystal display module. This LED includes casing, LED luminous chipset and light conversion layer, be provided with the recess on the casing, LED luminous chipset installs in the recess of casing, light conversion layer fills in the recess of casing, LED luminous chipset includes that optical chip is sent out to ultraviolet ray / purple light LED and a kind or two kinds among the optical chip is sent out to red, green, blue LED, light conversion layer two kinds or a kind in by red, green, blue quantum dot mix with transparent solvent and form, LED luminous chipset and light conversion layer form the white light jointly. This LED has effectively improved the color gamut value and the color saturation of white light adopting multiple LED to send out optical chip and coordinating the luminous mode of quantum point.
Description
Technical field
This utility model is related to field of backlights, more particularly to a kind of LED, lamp bar, backlight and liquid crystal display module.
Background technology
With the raising that user is required to display effect, need to improve the color gamut value of liquid crystal display module, and improve backlight
The white light color gamut value in source is a kind of effective way of the color gamut value for improving liquid crystal display module.At present, the white light of backlight is to use
The white light that the blue ray that blue LED die sends is produced after yellow fluorescent powder, the color gamut value of this white light is than relatively low.
Utility model content
In order to solve above-mentioned the deficiencies in the prior art, this utility model provides a kind of LED, luminous lamp strip, backlight and liquid
Brilliant display module.The LED using various LED luminescence chips and is coordinating the illumination mode of quantum dot, effectively increases white light
Color gamut value and color saturation.
Technical problem to be solved in the utility model is achieved by the following technical programs：
A kind of LED, including housing, LED luminescence chip groups and light conversion layer；Arrange fluted on the housing, the LED
Luminescence chip group is arranged in the groove of the housing, and the light conversion layer is filled in the groove of the housing；The LED sends out
Optical chip group includes one or two in ultraviolet light/purple LED luminescence chip and red, green, blue LED luminescence chips, described
Light conversion layer is mixed to form with transparent solvent by two kinds in red, green, blue quantum dot or one kind；The LED luminescence chip groups and
Light conversion layer is collectively forming white light.
Further, in the red, green, blue quantum dot one or two are substituted for corresponding fluorescent material.
Further, the transparent solvent is silica gel or epoxy resin or UV glue.
A kind of lamp bar, including FPC, are provided with least one above-mentioned LED on the FPC.
A kind of backlight, including framework and the light guide plate being arranged in the framework, the incidence surface and frame of the light guide plate
Above-mentioned luminous lamp strip is provided between frame.
Further, it is provided with for UV filter/purple light in the light propagation path on the light guide plate exiting surface
Filter coating or filter coating.
Further, an at least blooming is provided with the exiting surface of the light guide plate.
Further, the light guide plate is provided with reflector plate away from the side of exiting surface.
Further, brake sack is provided with the framework.
A kind of liquid crystal display module, including above-mentioned backlight.
This utility model has the advantages that：
（1）The LED adopts various LED luminescence chips and coordinates the illumination mode of quantum dot, effectively increases the color of white light
Thresholding and color saturation；
（2）The backlight arranges filter coating or filter coating, the ultraviolet light/purple of filtration residue on light propagation path
Light, is prevented from which and human body is damaged.
Description of the drawings
The schematic diagram of the LED that Fig. 1 is provided for this utility model；
The schematic diagram of the backlight that Fig. 2 is provided for this utility model.
Specific embodiment
With reference to the accompanying drawings and examples this utility model is described in detail.
Embodiment 1
As shown in figure 1, a kind of LED 1, including housing 11, LED luminescence chip groups 12 and light conversion layer 13；The housing 11
Upper to arrange fluted, the LED luminescence chip groups 12 are arranged in the groove of the housing 11, and the light conversion layer 13 is filled in
In the groove of the housing 11；The LED luminescence chip groups 12 include ultraviolet light/purple LED luminescence chip and red, green, blue
One or two in LED luminescence chips, the light conversion layer 13 by two kinds in red, green, blue quantum dot or one kind with it is transparent
Solvent is mixed to form；The LED luminescence chip groups 12 and light conversion layer 13 are collectively forming white light.
Quantum dot is a kind of new stimulated luminescence material, can be described as nanocrystalline again, and advantage is the color of its light for sending
Saturation and color gamut value are high than fluorescent material.
The LED 1 adopts various LED luminescence chips and coordinates the illumination mode of quantum dot, effectively increases the colour gamut of white light
Value and color saturation.Wherein, red, green, blue LED luminescence chips send the monochromatic light of self color, and ultraviolet light/purple LED is sent out
Optical chip is used for the light that excitation quantum point sends corresponding color, different red, green, blue LED luminescence chips combination collocation
The red, green, blue quantum dot combination of complementary colors, the LED luminescence chip groups 12 and light conversion layer 13 are collectively forming white light.
With ultraviolet light/purple LED luminescence chip+red-light LED luminescence chip+blue-ray LED luminescence chip+green quantum dot it is
Example, the ultraviolet light/purple LED luminescence chip excite green quantum dot to send green glow, and the green glow is sent with red-light LED luminescence chip
HONGGUANG, the blue light that sends of blue-ray LED luminescence chip form white light.In the same manner, concrete scheme also includes ultraviolet light/purple light
LED luminescence chips+red-light LED luminescence chip+indigo plant quantum dot+green quantum dot, ultraviolet light/purple LED luminescence chip+red quantum dot
+ blue-ray LED luminescence chip+green quantum dot etc., some embodiments in above-mentioned simply the technical program should not be in this, as
Limit.
Each LED luminescence chip is also associated with two metal lines, is respectively used to connect the both positive and negative polarity of power supply, and needs are especially said
Bright, certain form of LED luminescence chips need not connect metal wire or an only metal line, therefore, this technology side
The protection domain of case should not be limited only to the present embodiment, all should be in protection domain using any LED luminescence chips.
In view of the relatively costly of quantum dot, some thresholdings of checking colors are less demanding or low-end product in, it is described it is red,
One or two in green, blue quantum dot are substituted for corresponding fluorescent material, such as：Ultraviolet light/purple LED luminescence chip+red
Light LED luminescence chips+blue phosphor+green quantum dot, ultraviolet light/purple LED luminescence chip+red quantum dot+blue-ray LED lights core
Piece+green fluorescence powder, ultraviolet light/purple LED luminescence chip+red fluorescent material+blue-ray LED luminescence chip+green fluorescence powder etc., above-mentioned
It is some embodiments in the technical program, should not be in this, as restriction.
The transparent solvent is silica gel or epoxy resin or UV glue, or other transparent polymer materials.
Embodiment 2
A kind of lamp bar, including FPC or PCB, the LED being provided with the FPC or PCB described at least one embodiment 1.
Embodiment 3
As shown in Fig. 2 a kind of backlight, including framework 3 and the light guide plate 4 being arranged in the framework 3, the light guide plate
Above-mentioned luminous lamp strip is provided between 4 incidence surface and framework 3.
The filter coating 5 for UV filter/purple light is provided with light propagation path on 4 exiting surface of the light guide plate
Or filter coating 5.
In the light transformation process of the LED 1, not all ultraviolet light/purple light can be converted into and quantum dot
The corresponding light of color, the ultraviolet light/purple light of also remaining a part of high energy in use can be to human body, especially to eye
Eyeball is damaged, and the backlight arranges filter coating 5 or filter coating 5 on light propagation path, filters the purple of this portion of residual
Outer light/purple light, is prevented from which and human body is damaged.
It is provided with an at least blooming 6 on the exiting surface of the light guide plate 4, in the present embodiment, the light guide plate 4 goes out light
It is disposed with diffusion 61, lower bright enhancement film 62 and upper bright enhancement film 63 on face, the filter coating 5 or filter coating 5 are arranged on described
Between diffusion barrier 61 and lower bright enhancement film 62, during the manufacturing and application, the quantity and type of the blooming 6,
Depending on the particular location of the filter coating 5 or filter coating 5 all should be according to practical situation, should not be limited with the present embodiment.
The LED 1 is arranged between the incidence surface of the framework 3 and light guide plate 4；Lead to described one end of the FPC 2
Tabula rasa 4 extends and by sticking double faced adhesive tape on the light guide plate 4, and the other end is extended to outside the framework 3 and by double faced adhesive tape
Paste on the framework 3.
The light guide plate 4 is provided with reflector plate 7 away from the side of exiting surface, and the reflector plate 7 is existed by sticking double faced adhesive tape
On the framework 3；Brake sack 8 is provided with the framework 3,8 preferred both sides of the brake sack are black flour, it is also possible to away from institute
The side for stating light guide plate 4 is black flour, is flour or other color faces near the side of the light guide plate 4.
Embodiment 4
A kind of liquid crystal display module, including above-mentioned backlight.
Embodiment described above only expresses embodiment of the present utility model, and its description is more concrete and detailed, but and
Therefore the restriction to this utility model the scope of the claims can not be interpreted as, as long as the institute in the form of equivalent or equivalent transformation
The technical scheme of acquisition, all should fall within protection domain of the present utility model.
Claims (10)
1. a kind of LED, it is characterised in that including housing, LED luminescence chip groups and light conversion layer；It is provided with the housing recessed
Groove, the LED luminescence chip groups are arranged in the groove of the housing, and the light conversion layer is filled in the groove of the housing
It is interior；The LED luminescence chip groups include ultraviolet light/purple LED luminescence chip and the one kind in red, green, blue LED luminescence chips
Or two kinds, the light conversion layer is mixed to form with transparent solvent by two kinds in red, green, blue quantum dot or one kind；The LED sends out
Optical chip group and light conversion layer are collectively forming white light.
2. LED according to claim 1, it is characterised in that one or two replacements in the red, green, blue quantum dot
Into corresponding fluorescent material.
3. LED according to claim 1, it is characterised in that the transparent solvent be silica gel or epoxy resin or
UV glue.
4. a kind of lamp bar, it is characterised in that including FPC, be provided with the FPC at least just like arbitrary institute in claim 1-3
The LED for stating.
5. a kind of backlight, it is characterised in that including framework and the light guide plate being arranged in the framework, the light guide plate enter
Luminous lamp strip as claimed in claim 4 is provided between bright finish and framework.
6. backlight according to claim 5, it is characterised in that in the light propagation path on the light guide plate exiting surface
It is provided with the filter coating or filter coating for UV filter/purple light.
7. backlight according to claim 5, it is characterised in that an at least light is provided with the exiting surface of the light guide plate
Learn film.
8. backlight according to claim 5, it is characterised in that the light guide plate is provided with instead away from the side of exiting surface
Penetrate piece.
9. backlight according to claim 5, it is characterised in that be provided with brake sack on the framework.
10. a kind of liquid crystal display module, it is characterised in that including arbitrary described backlight in claim 5-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621136347.XU CN206133150U (en) | 2016-10-19 | 2016-10-19 | LED, lamp strip, backlight and liquid crystal display module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621136347.XU CN206133150U (en) | 2016-10-19 | 2016-10-19 | LED, lamp strip, backlight and liquid crystal display module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206133150U true CN206133150U (en) | 2017-04-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621136347.XU Active CN206133150U (en) | 2016-10-19 | 2016-10-19 | LED, lamp strip, backlight and liquid crystal display module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206133150U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107312522A (en) * | 2017-07-06 | 2017-11-03 | 北京北达聚邦科技有限公司 | A kind of high stability quantum dot fluorescence membrane preparation method |
-
2016
- 2016-10-19 CN CN201621136347.XU patent/CN206133150U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107312522A (en) * | 2017-07-06 | 2017-11-03 | 北京北达聚邦科技有限公司 | A kind of high stability quantum dot fluorescence membrane preparation method |
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