CN208737155U - Backlight module and display device - Google Patents
Backlight module and display device Download PDFInfo
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- CN208737155U CN208737155U CN201821579966.5U CN201821579966U CN208737155U CN 208737155 U CN208737155 U CN 208737155U CN 201821579966 U CN201821579966 U CN 201821579966U CN 208737155 U CN208737155 U CN 208737155U
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- backlight module
- guide plate
- light guide
- optical diaphragm
- framework
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Abstract
The present disclosure provides a kind of backlight module and display devices.Backlight module includes light guide plate, framework, light source assembly, reflector plate, optical diaphragm and anti-dazzling screen.Light guide plate includes upper surface, lower surface and the side for connecting the upper surface and the lower surface.Framework is set to around light guide plate.Light source assembly is set to the side of light guide plate and is fixed on light guide plate and framework.Reflector plate is set on the lower surface of light guide plate.Optical diaphragm is set on the upper surface of light guide plate.Anti-dazzling screen is set on the surface of the optical diaphragm far from light source assembly.This announcement can improve the light leakage phenomena of backlight module, promote the optical property of backlight module by anti-dazzling screen.
Description
[technical field]
This announcement is related to a kind of field of display technology, in particular to a kind of backlight module and display device.
[background technique]
Currently, liquid crystal display device has been widely used in various electronic products as the display unit of electronic equipment
In, consumer is higher and higher to the use environment requirement of electronic equipment, and backlight module is a weight in liquid crystal display device
Component is wanted, the requirement of optical property is higher and higher.Existing backlight module is easy that light leakage occurs in light source opposite side, and light is from leading
Tabula rasa ontology emits, and is reflected into framework by optical diaphragm and is refracted to visible area, i.e. generation light leakage.
Therefore it is in need a kind of backlight module and display device be provided, it is of the existing technology to solve the problems, such as.
[utility model content]
In order to solve the above technical problems, one kind of this announcement is designed to provide a kind of backlight module and display device,
Anti-dazzling screen is set on the surface of the optical diaphragm far from light source assembly, and the light leakage that can improve backlight module by anti-dazzling screen is existing
As promoting the optical property of backlight module.
To reach above-mentioned purpose, this announcement provides a backlight module.Backlight module include light guide plate, framework, light source assembly,
Reflector plate, optical diaphragm and anti-dazzling screen.The light guide plate includes upper surface, lower surface and connect the upper surface and the following table
The side in face.The framework is set to around the light guide plate.The light source assembly is set to the side of the light guide plate
It face and is fixed on the light guide plate and the framework.The reflector plate is set on the lower surface of the light guide plate.Institute
Optical diaphragm is stated to be set on the upper surface of the light guide plate.The anti-dazzling screen is set to the institute far from the light source assembly
It states on the surface of optical diaphragm.
In this announcement embodiment therein, the optical diaphragm includes upper surface and relative under the upper surface
Surface, the lower surface of the optical diaphragm are contacted with the upper surface of the light guide plate, and the anti-dazzling screen is set to institute
State on the lower surface of optical diaphragm, on the upper surface of the light guide plate and the optical diaphragm and the light guide plate it
Between.
In this announcement embodiment therein, the anti-dazzling screen is set on the upper surface of the optical diaphragm.
In this announcement embodiment therein, the anti-dazzling screen protrudes from the edge of the optical diaphragm.
In this announcement embodiment therein, the anti-dazzling screen protrudes from the edge of the light guide plate.
In this announcement embodiment therein, the thickness of the anti-dazzling screen is less than or equal to 0.01mm.
In this announcement embodiment therein, the anti-dazzling screen is made of the component with flexibility.
In this announcement embodiment therein, the backlight module further includes shading glue and conductive double sided adhesive tape, the screening
Optical cement is arranged on the optical diaphragm and the framework, so that the optical diaphragm is fixed on framework by the shading glue
On, the conductive double sided adhesive tape is set between the reflector plate and the framework, so that the reflector plate passes through the double-sided adhesive
It is fixed in the framework.
In this announcement embodiment therein, the light source assembly includes lamp source flexible circuit board and is arranged in the lamp
Light source on the flexible circuit board of source, the backlight module further include double-sided adhesive, and the double-sided adhesive is set to the lamp source flexible electrical
Between road plate, the framework and the light guide plate so that the lamp source flexible circuit board be fixed on by the double-sided adhesive it is described
In framework and the light guide plate.
It includes display panel and above-mentioned backlight module that this announcement, which also provides a display device,.The backlight module setting
In the lower section of the display panel.
Due to the backlight module and display device in this revealed embodiment, anti-dazzling screen is set to far from light source assembly
On the surface of optical diaphragm, the light leakage phenomena of backlight module can be improved by anti-dazzling screen, promote the optical property of backlight module.
For the above content of this announcement can be clearer and more comprehensible, preferred embodiment is cited below particularly, and cooperate institute's accompanying drawings, makees
Detailed description are as follows:
[Detailed description of the invention]
Fig. 1 shows the structural schematic diagram of the backlight module of the embodiment according to this announcement；
Fig. 2 shows the structural schematic diagram of the backlight module of another embodiment according to this announcement；And
Fig. 3 shows the structural schematic diagram of the display device of the embodiment according to this announcement.
[specific embodiment]
In order to which the above-mentioned and other purposes of this announcement, feature, advantage can be clearer and more comprehensible, it is excellent that spy is hereafter lifted into this announcement
Embodiment is selected, and cooperates institute's accompanying drawings, is described in detail below.Furthermore the direction term that this announcement is previously mentioned, such as above and below,
Top, bottom, front, rear, left and right, inside and outside, side layer, around, center, it is horizontal, laterally, vertically, longitudinally, axial direction, radial direction, top layer or
Lowest level etc. is only the direction with reference to annexed drawings.Therefore, the direction term used be to illustrate and understand this announcement, and
It is non-to limit this announcement.
The similar unit of structure is to be given the same reference numerals in the figure.
Referring to Figures 1 and 2, the backlight module 10 of this revealed embodiment includes light guide plate 100, framework 200, light source assembly
300, reflector plate 400, optical diaphragm 500 and anti-dazzling screen 600.Backlight module 10 is for example applied to the LCD backlight mould of small size
Group.Light guide plate 100 includes upper surface 110, lower surface 120 and the side for connecting the upper surface 110 and the lower surface 120
130.The framework 200 is set to around the light guide plate 100.The light source assembly 300 is set to the light guide plate 100
It the side 130 and is fixed in the light guide plate 100 and the framework 200.The reflector plate 400 is set to the light guide plate
On 100 lower surface 120.The optical diaphragm 500 is set on the upper surface 110 of the light guide plate 100.It is described
Anti-dazzling screen 600 is set on the surface of the optical diaphragm 500 far from the light source assembly 300.In this revealed embodiment
Backlight module 10, can by anti-dazzling screen 600 improve backlight module 10 light leakage phenomena, promoted backlight module 10 it is optical
Energy.
Specifically, referring to Fig.1, the optical diaphragm 500 is including upper surface 510 and relative under the upper surface 510
Surface 520, the lower surface 520 of the optical diaphragm 500 is contacted with the upper surface 110 of the light guide plate 100, described
Anti-dazzling screen 600 is set on the lower surface 520 of the optical diaphragm 500, the upper surface 110 of the light guide plate 100
Between the upper and described optical diaphragm 500 and the light guide plate 100.
Specifically, referring to Fig.1, the anti-dazzling screen 600 is set on the upper surface 510 of the optical diaphragm 500.
Specifically, referring to Figures 1 and 2, the anti-dazzling screen 600 protrudes from the edge of the optical diaphragm 500, to realize
The good shading performance of the opposite side of the light source assembly 300, that is, realize the good of the position far from the light source assembly 300
Shading performance.The anti-dazzling screen 600 protrudes from the edge of the light guide plate 100, to realize in the opposite side of the light source assembly 300
Good shading performance, that is, realize far from the light source assembly 300 position good shading performance.The anti-dazzling screen
600 thickness is less than or equal to 0.01mm.The anti-dazzling screen 600 is made of the component with flexibility, is avoided extreme
The gauffer of the optical diaphragm 500 is influenced under environment.
Specifically, referring to Figures 1 and 2, the backlight module 100 further includes shading glue 700 and conductive double sided adhesive tape 800, institute
It states shading glue 700 to be arranged on the optical diaphragm 500 and the framework 200, so that the optical diaphragm 500 passes through the screening
Optical cement 700 is fixed in framework 200, and the conductive double sided adhesive tape 800 is set between the reflector plate 400 and the framework 200,
So that the reflector plate 400 is fixed in the framework 200 by the double-sided adhesive 800.The shading glue 700 is used to position institute
State optical diaphragm 500 and shading.
Specifically, referring to Figures 1 and 2, the light source assembly 300 includes lamp source flexible circuit board 310 and is arranged described
Light source 320 on lamp source flexible circuit board 310, the backlight module 10 further include double-sided adhesive 900, and the double-sided adhesive 900 is arranged
Between the lamp source flexible circuit board 310, the framework 200 and the light guide plate 100, so that the lamp source flexible circuit board
310 are fixed in the framework 200 and the light guide plate 100 by the double-sided adhesive 900.
Referring to Fig. 3, the display device 30 of this revealed embodiment includes display panel 20 and above-mentioned backlight module 10.
The backlight module 10 is set to the lower section of the display panel 20.
In conclusion anti-dazzling screen is set to separate due to backlight module and display device in this revealed embodiment
On the surface of the optical diaphragm of light source assembly, the light leakage phenomena of backlight module can be improved by anti-dazzling screen, promote backlight module
Optical property.
Although this announcement, those skilled in the art have shown and described relative to one or more implementations
It will be appreciated that equivalent variations and modification based on the reading and understanding to the specification and drawings.This announcement includes all such repairs
Change and modification, and is limited only by the scope of the following claims.In particular, to various functions executed by the above components, use
It is intended to correspond in the term for describing such component and executes the specified function of the component (such as it is functionally of equal value
) random component (unless otherwise instructed), even if in structure with execute the exemplary of this specification shown in this article and realize
The open structure of function in mode is not equivalent.In addition, although the special characteristic of this specification is relative to several realization sides
Only one in formula is disclosed, but this feature can with such as can be for a given or particular application expectation and it is advantageous
One or more other features combinations of other implementations.Moreover, with regard to term " includes ", " having ", " containing " or its deformation
For being used in specific embodiments or claims, such term is intended to wrap in a manner similar to the term " comprising "
It includes.
The above is only the preferred embodiments of this announcement, it is noted that for those of ordinary skill in the art, is not departing from
Under the premise of this announcement principle, several improvements and modifications can also be made, these improvements and modifications also should be regarded as the guarantor of this announcement
Protect range.
Claims (10)
1. a kind of backlight module, which is characterized in that the backlight module includes:
Light guide plate, including upper surface, lower surface and the side for connecting the upper surface and the lower surface；
Framework is set to around the light guide plate；
Light source assembly is set to the side of the light guide plate and is fixed on the light guide plate and the framework；
Reflector plate is set on the lower surface of the light guide plate；
Optical diaphragm is set on the upper surface of the light guide plate；And
Anti-dazzling screen is set on the surface of the optical diaphragm far from the light source assembly.
2. backlight module according to claim 1, which is characterized in that the optical diaphragm includes upper surface and relative to institute
The lower surface of upper surface is stated, the lower surface of the optical diaphragm is contacted with the upper surface of the light guide plate, the screening
Mating plate is set on the lower surface of the optical diaphragm, on the upper surface of the light guide plate and the optical diaphragm with
Between the light guide plate.
3. backlight module according to claim 1, which is characterized in that the anti-dazzling screen is set to the institute of the optical diaphragm
It states on upper surface.
4. backlight module according to claim 1, which is characterized in that the anti-dazzling screen protrudes from the side of the optical diaphragm
Edge.
5. according to right want 1 described in backlight module, which is characterized in that the anti-dazzling screen protrudes from the edge of the light guide plate.
6. according to right want 1 described in backlight module, which is characterized in that the thickness of the anti-dazzling screen be less than or equal to 0.01mm.
7. according to right want 1 described in backlight module, which is characterized in that the anti-dazzling screen is by the component institute structure with flexibility
At.
8. backlight module according to claim 1, which is characterized in that the backlight module further includes that shading glue and conduction are double
Face glue, the shading glue are arranged on the optical diaphragm and the framework, so that the optical diaphragm passes through the shading glue
It is fixed in framework, the conductive double sided adhesive tape is set between the reflector plate and the framework, so that the reflector plate passes through
The double-sided adhesive is fixed in the framework.
9. backlight module according to claim 1, which is characterized in that the light source assembly include lamp source flexible circuit board and
Light source on the lamp source flexible circuit board is set, and the backlight module further includes double-sided adhesive, and the double-sided adhesive is set to institute
It states between lamp source flexible circuit board, the framework and the light guide plate, so that the lamp source flexible circuit board is by described two-sided
Glue is fixed in the framework and the light guide plate.
10. a kind of display device, which is characterized in that the display device includes:
Display panel；And
Backlight module as claimed in any one of claims 1-9 wherein, the backlight module are set to the lower section of the display panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821579966.5U CN208737155U (en) | 2018-09-27 | 2018-09-27 | Backlight module and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821579966.5U CN208737155U (en) | 2018-09-27 | 2018-09-27 | Backlight module and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208737155U true CN208737155U (en) | 2019-04-12 |
Family
ID=66035420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821579966.5U Active CN208737155U (en) | 2018-09-27 | 2018-09-27 | Backlight module and display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208737155U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108983500A (en) * | 2018-09-27 | 2018-12-11 | 武汉华星光电技术有限公司 | Backlight module and display device |
-
2018
- 2018-09-27 CN CN201821579966.5U patent/CN208737155U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108983500A (en) * | 2018-09-27 | 2018-12-11 | 武汉华星光电技术有限公司 | Backlight module and display device |
| WO2020062500A1 (en) * | 2018-09-27 | 2020-04-02 | 武汉华星光电技术有限公司 | Backlight module and display device |
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