CN207230310U - Quantum dot backlight module and display device - Google Patents
Quantum dot backlight module and display device Download PDFInfo
- Publication number
- CN207230310U CN207230310U CN201721144890.9U CN201721144890U CN207230310U CN 207230310 U CN207230310 U CN 207230310U CN 201721144890 U CN201721144890 U CN 201721144890U CN 207230310 U CN207230310 U CN 207230310U
- Authority
- CN
- China
- Prior art keywords
- quantum dot
- dot backlight
- backlight module
- center
- buffy layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Planar Illumination Modules (AREA)
Abstract
The utility model provides a kind of quantum dot backlight module and display device, the quantum dot backlight module includes the backboard and center being mutually permanently connected, quantum dot backlight assembly is equipped between backboard and center, and it is arranged at the blue-light source between backboard and quantum dot backlight assembly, quantum dot backlight module further includes the buffy layer of the frame-type for anti-leak-stopping blue light, and buffy layer is located between quantum dot backlight assembly and center.Quantum dot backlight module provided by the utility model and the display device for including the quantum dot backlight module, by the buffy layer for setting anti-leak-stopping blue light, and the blue light that blue-light source is sent is after buffy layer neutralizes, form white light, solve the problems, such as that blue light is leaked on display area periphery, improve the display effect of display device.
Description
Technical field
The utility model belongs to display device technology field, more specifically, be related to a kind of quantum dot backlight module and
Include the display device of the quantum dot backlight module.
Background technology
At present, technology of quantum dots is widely used in display device technology field.Quantum dot is extremely small inorganic nano
Crystal, when it is stimulated be subject to light, will send very pure coloured light, so the color of quantum dot display device is pure
Degree is high, colour gamut is high.The backlight of existing quantum dot backlight module is blue-light source, while the amount of setting in quantum dot backlight module
Sub- film, to realize the display effect of high colour gamut.But when backlight is blue-light source, leakage occurs in the periphery of display area
The phenomenon of blue light, influences display effect.
Utility model content
The purpose of this utility model is to provide a kind of quantum dot backlight module, to solve quantum existing in the prior art
When the backlight of point backlight module is blueness, caused display area periphery leaks blue light and influences display effect technical problem.
To achieve the above object, the technical solution adopted in the utility model is：A kind of quantum dot backlight module is provided, including
The backboard and center being mutually permanently connected, are equipped with quantum dot backlight assembly between the backboard and the center, and are arranged at
Blue-light source between the backboard and the quantum dot backlight assembly, the quantum dot backlight module are further included for anti-leak-stopping
The buffy layer of the frame-type of blue light, and the buffy layer is located between the quantum dot backlight assembly and the center.
Further, the buffy layer is fixed on the center.
Further, the center includes the framework parallel with the quantum dot backlight assembly, and hangs down with the framework
Direct-connected to connect and be used for the frame for positioning the quantum dot backlight assembly, the buffy layer is fixed in the framework.
Further, the buffy layer is fixedly connected on the edge of the light-emitting surface of the quantum dot backlight assembly.
Further, the quantum dot backlight assembly includes folding quantum film, light guide plate and the diffusion sheet set successively, described
The edge of the quantum film light-emitting surface is fixed in the side of buffy layer, and opposite side is connected to the center.
Further, the thickness range of the buffy layer is 0.5mm to 2mm.
Further, the width range of each side of the buffy layer is 3mm to 5mm.
Further, the buffy layer is yellow foam.
Further, the peripheral region of the backboard is equipped with multiple grabs, the peripheral region of the center be equipped with it is multiple with it is described
The buckle of grab clamping.
The beneficial effect of quantum dot backlight module provided by the utility model is：Compared with prior art, this practicality is new
Type quantum dot backlight module between quantum dot backlight assembly and center by setting the buffy layer for anti-leak-stopping blue light so that
The light that blue-light source is sent forms white light after buffy layer neutralizes, and solves the problems, such as that blue light, lifting are leaked in display area periphery
Display effect.
The utility model also provides a kind of display device, including above-mentioned quantum dot backlight module.Compared with prior art,
Blue light is not leaked in the edge of display device display area provided by the utility model, improves display effect.
Brief description of the drawings
, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing is briefly described needed in description, it should be apparent that, drawings in the following description are only that this practicality is new
Some embodiments of type, for those of ordinary skill in the art, without having to pay creative labor, can be with
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the explosive view for the quantum dot backlight module that the utility model embodiment provides；
Fig. 2 is the partial sectional view for the display device that the utility model embodiment provides；
Fig. 3 be the utility model embodiment used by center three-dimensional structure diagram；
Fig. 4 is the partial, detailed view of A in Fig. 3；
Fig. 5 be the utility model embodiment used by backboard three-dimensional structure diagram.
Wherein, each reference numeral in figure：
1- centers；11- frameworks；12- frames；120- is buckled；2- buffy layers；3- quantum dot backlight assemblies；31- quantum films；
32- light guide plates；33- diffusion sheets；4- backboards；40- grabs；5- blue-light sources；6- panels；7- surface frames.
Embodiment
In order to which technical problem to be solved in the utility model, technical solution and beneficial effect is more clearly understood, with
Lower combination accompanying drawings and embodiments, are further elaborated the utility model.It is it should be appreciated that described herein specific real
Example is applied only to explain the utility model, is not used to limit the utility model.
It should be noted that when element is referred to as " being fixed on " or " being arranged at " another element, it can be directly another
On one element or it is connected on another element.When an element is known as " being connected to " another element, it can
To be directly to another element or be indirectly connected on another element.
It is to be appreciated that term " length ", " width ", " on ", " under ", "front", "rear", "left", "right", " vertical ",
The orientation or position relationship of the instruction such as " level ", " top ", " bottom " " interior ", " outer " are to be closed based on orientation shown in the drawings or position
System, is for only for ease of and describes the utility model and simplified description, rather than the device or element of instruction or hint meaning are necessary
With specific orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.
In addition, term " first ", " second " are only used for description purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or
Implicitly include one or more this feature.In the description of the utility model, " multiple " are meant that two or two
More than, unless otherwise specifically defined.
Also referring to Fig. 1 and Fig. 2, now quantum dot backlight module provided by the utility model is illustrated.The amount
Son point backlight module, including backboard 4, center 1, quantum dot backlight assembly 3 and blue-light source 5, backboard 4 and center 1 are fixed and connected
Connect, quantum dot backlight assembly 3 is arranged between backboard 4 and center 1, and blue-light source 5 is arranged on backboard 4 and quantum dot backlight assembly 3
Between, blue-light source 5 can be the lamp bar of blue light-emitting.Quantum dot backlight module further includes buffy layer 2, and buffy layer 2 is used for and blueness
The blue light that light source 5 is sent neutralizes, and prevents blue light from being leaked out from the edge of quantum dot backlight module, influences display effect.Buffy layer 2 is
Frame-type, the sizableness with quantum dot backlight assembly 3 is adjacent to the edge of 3 light-emitting surface of quantum dot backlight assembly, and is located in
Between quantum dot backlight assembly 3 and center 1.The wavelength for the light that blue-light source 5 is sent in 455nm between 492nm, buffy layer 2
The wavelength of reflected light is mutually neutralized in the yellow light of 577nm to blue light and buffy layer 2 reflection that between 597nm, blue-light source 5 is sent
White light is formed, avoids quantum dot backlight module edge from leaking blue light.
Quantum dot backlight module provided by the utility model, compared with prior art, the utility model quantum dot backlight mould
Group between quantum dot backlight assembly 3 and center 1 by setting the buffy layer 2 for anti-leak-stopping blue light so that blue-light source 5 is sent out
The light gone out forms white light after the neutralization of buffy layer 2, solves the problems, such as that blue light is leaked on display area periphery, improves display effect
Fruit.
Further, please refer to Fig.1 and Fig. 3, one kind as quantum dot backlight module provided by the utility model are specific
Embodiment, buffy layer 2 are fixed on center 1.Specifically, the side of buffy layer 2 is equipped with fixing glue (not shown), yellow
Layer 2 is pasted on center 1 by fixing glue, and the opposite side of buffy layer 2 is connected to quantum dot backlight assembly 3.
Further, referring to Fig. 3, a kind of specific embodiment party as quantum dot backlight module provided by the utility model
Formula, center 1 include framework 11 and the frame 12 being mutually connected vertically, and framework 11 is parallel with quantum dot backlight assembly 3, and framework 11 is used
In movement of the limitation quantum dot backlight assembly 3 in its normal orientation, frame 12 is arranged on the periphery of framework 11 and is carried on the back with quantum dot
Optical assembly 3 is vertical, for limit quantum dot backlight assembly 3 its movement in the plane.Buffy layer 2 is fixed on framework 11
On, specifically, the outline border and the outline border of framework 11 of buffy layer 2 are in the same size, and buffy layer 2 is fixed on the edge of 11 side of framework
Place, avoids blocking display area.
Further, referring to Fig. 1, a kind of specific embodiment party as quantum dot backlight module provided by the utility model
Formula, quantum dot backlight assembly 3 are set to light-emitting surface towards 1 side of center, are set to incidence surface towards 4 side of backboard, buffy layer 2 is fixed
It is connected to the edge of 3 light-emitting surface of quantum dot backlight assembly.Specifically, the outline border of buffy layer 2 and quantum dot backlight assembly 3 is big
It is small consistent, and the side of buffy layer 2 is equipped with fixing glue, buffy layer 2 is fixed on quantum dot backlight assembly 3 by fixing glue, yellow
The opposite side of chromatograph 2 is connected in the framework 11 of center 1.
Further, referring to Fig. 1, a kind of specific embodiment party as quantum dot backlight module provided by the utility model
Formula, quantum dot backlight assembly 3 include folding quantum film 31, light guide plate 32 and the diffusion sheet 33 set successively, and quantum film 31 is close to center
1, diffusion sheet 33 is close to backboard 4.The edge of 31 light-emitting surface of quantum film is fixed in the side of buffy layer 2, during opposite side is connected to
Frame 1.There are multiple equally distributed quantum dots in quantum film 31, under the excitation of blue-light source 5, colour purity higher can be sent
Light.
Further, referring to Fig. 1, a kind of specific embodiment party as quantum dot backlight module provided by the utility model
Formula, the thickness range of buffy layer 2 is 0.5mm to 2mm, and the thickness of buffy layer 2 can be according to the spacing between center 1 and quantum film 31
Set, be not especially limited herein.Preferably, buffy layer 2 is made of compressible material, and above-mentioned thickness range refers to do not pressing
The thickness of buffy layer 2 under contracting state.Compressible buffy layer 2 makes gapless between quantum film 31 and center 1 after overcompression, prevents
It is more preferable to leak the effect of blue light, while the anticollision performance of the quantum dot backlight module with absorbing external load, can be improved.Buffy layer
2 can be more preferably yellow foam, and the prices of raw materials of foam are low, manufacture craft is ripe, and cost is relatively low.
Further, referring to Fig. 1, a kind of specific embodiment party as quantum dot backlight module provided by the utility model
Formula, the width range of 2 each side of buffy layer is 3mm to 5mm.Buffy layer 2 is in frame shape, including four end to end sides,
The width of each side can be equal, in order to ensure leakproof light effect, and ensures that the size of display area is constant, makes buffy layer 2 each
The width of a side is in 3mm between 5mm.
Further, Fig. 3 to Fig. 5 is referred to, one kind as quantum dot backlight module provided by the utility model is specific
Embodiment, the peripheral region of backboard 4 are equipped with multiple grabs 40, and the peripheral region of center 1 is equipped with multiple buckles 120, and buckle 120 can be with
Grab 40 is mutually clamped, and backboard 4 and center 1 is interfixed, and by quantum dot backlight assembly 3 be fixed on backboard 4 and center 1 it
Between.Specifically, buckle 120 is arranged on the frame 12 of center 1.The connection mode of buckle 120 and grab 40 makes backboard 4 and center 1
Installation steps it is simple, without other fasteners such as screw.
Referring to Fig. 2, the utility model also provides a kind of display device, which includes above-mentioned quantum dot backlight
Module.
Display device provided by the utility model, employs above-mentioned quantum dot backlight module, by setting leakproof blue light
Buffy layer 2, the edge of the display device display area is not leaked blue light, improve display effect.
Further, should referring to Fig. 2, a kind of embodiment as display device provided by the utility model
Display device further includes the panel 6 being covered on center 1, and the surface frame 7 being fixedly connected with center 1.Panel 6 can be liquid crystal glass
Glass, surface frame 7 are used to protect quantum dot backlight module.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (10)
1. quantum dot backlight module, including the backboard and center being mutually permanently connected, are equipped between the backboard and the center
Quantum dot backlight assembly, and the blue-light source being arranged between the backboard and the quantum dot backlight assembly, its feature exist
In：The quantum dot backlight module further includes the buffy layer of the frame shape for anti-leak-stopping blue light, and the buffy layer is located in institute
State between quantum dot backlight assembly and the center.
2. quantum dot backlight module as claimed in claim 1, it is characterised in that：The buffy layer is fixed on the center.
3. quantum dot backlight module as claimed in claim 2, it is characterised in that：The center includes and the quantum dot backlight
The framework of member parallel, and with the framework vertical connection and for positioning the frame of the quantum dot backlight assembly, it is described
Buffy layer is fixed in the framework.
4. quantum dot backlight module as claimed in claim 1, it is characterised in that：The buffy layer is fixedly connected on the quantum
The edge of the light-emitting surface of point backlight assembly.
5. quantum dot backlight module as claimed in claim 4, it is characterised in that：The quantum dot backlight assembly includes folding successively
If quantum film, light guide plate and diffusion sheet, the side of the buffy layer is fixed on the edge of the quantum film light-emitting surface, separately
Side is connected to the center.
6. quantum dot backlight module as claimed in claim 1, it is characterised in that：The thickness range of the buffy layer is 0.5mm
To 2mm.
7. quantum dot backlight module as claimed in claim 1, it is characterised in that：The width model of each side of the buffy layer
Enclose for 3mm to 5mm.
8. quantum dot backlight module as claimed in claim 1, it is characterised in that：The buffy layer is yellow foam.
9. such as claim 1-8 any one of them quantum dot backlight modules, it is characterised in that：The peripheral region of the backboard is equipped with
Multiple grabs, the peripheral region of the center are equipped with multiple buckles with grab clamping.
10. display device, it is characterised in that：Including claim 1-9 any one of them quantum dot backlight modules.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721144890.9U CN207230310U (en) | 2017-09-07 | 2017-09-07 | Quantum dot backlight module and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721144890.9U CN207230310U (en) | 2017-09-07 | 2017-09-07 | Quantum dot backlight module and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207230310U true CN207230310U (en) | 2018-04-13 |
Family
ID=61860955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721144890.9U Active CN207230310U (en) | 2017-09-07 | 2017-09-07 | Quantum dot backlight module and display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207230310U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107420804A (en) * | 2017-09-07 | 2017-12-01 | 合肥惠科金扬科技有限公司 | Quantum dot backlight module and display device |
-
2017
- 2017-09-07 CN CN201721144890.9U patent/CN207230310U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107420804A (en) * | 2017-09-07 | 2017-12-01 | 合肥惠科金扬科技有限公司 | Quantum dot backlight module and display device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR102196443B1 (en) | Backlight unit and liquid crystal display device with the same | |
| CN104865749B (en) | Optical diaphragm group, backlight module and liquid crystal display | |
| CN109116621A (en) | Display module and display device | |
| CN104864318B (en) | Backlight module and display device | |
| US9759406B2 (en) | Optical path adjusting unit and display device | |
| US20150301266A1 (en) | Lighting device and display device | |
| CN105785498A (en) | Backlight module group and liquid crystal display device | |
| US9897747B2 (en) | Display apparatus | |
| KR102178198B1 (en) | Liquid crystal display device | |
| CN106896578A (en) | A kind of backlight source module and display device | |
| CN104793284A (en) | Light guiding plate, backlight module and liquid crystal display | |
| US20180101064A1 (en) | Backlight modules and double-sided display devices | |
| WO2017024756A1 (en) | Light bar, backlight module and assembly method thereof, and display device | |
| CN207230310U (en) | Quantum dot backlight module and display device | |
| KR102298922B1 (en) | Liquid crystal display device | |
| US10401551B2 (en) | Backlight module and display device | |
| TW201617704A (en) | Backlight systems containing downconversion film elements | |
| CN209928188U (en) | Display device | |
| CN205247012U (en) | Backlight module and display device | |
| US20180088273A1 (en) | Double-sided display device and light guide plate and back light thereof | |
| CN204026331U (en) | A kind of backlight module and display unit | |
| CN107420804A (en) | Quantum dot backlight module and display device | |
| CN104501051B (en) | Backlight and display device | |
| WO2018092703A1 (en) | Liquid crystal display device | |
| KR102611355B1 (en) | Quantum dot sheet and backlight unit and display device using the same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |