CN209356810U - Liquid crystal module - Google Patents
Liquid crystal module Download PDFInfo
- Publication number
- CN209356810U CN209356810U CN201920294354.XU CN201920294354U CN209356810U CN 209356810 U CN209356810 U CN 209356810U CN 201920294354 U CN201920294354 U CN 201920294354U CN 209356810 U CN209356810 U CN 209356810U
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- China
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- liquid crystal
- led light
- light bar
- backboard
- substrate
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- Planar Illumination Modules (AREA)
Abstract
The utility model relates to liquid crystal tv technology fields, especially a kind of liquid crystal module, it includes liquid crystal display panel, optical diaphragm, straight-down negative LED light bar, side entering type LED light bar, backboard, rear cover, reflecting paper, straight-down negative LED light bar is located at the upper half of backboard leading flank, the top of backboard bottom surface is arranged in side entering type LED light bar, it further include diffusing light guiding plate, diffusing light guiding plate is arranged between optical diaphragm and straight-down negative LED light bar, diffusing light guiding plate includes substrate, the upper half of substrate leading flank is provided with diffusion layer, the lower half of substrate trailing flank is provided with light directing site structure.Since diffusing light guiding plate is structure as a whole, and have the function of spreading light source, leaded light, only needs a process just to complete the assembly of former diffuser plate, light guide plate, easily facilitate assembly and fix, improve the assembly efficiency of liquid crystal module.Meanwhile piece is not present in diffusing light guiding plate, reduces the risk of liquid crystal module light leakage, improves its stability in use.
Description
Technical field
The utility model relates to liquid crystal tv technology field, especially a kind of liquid crystal module.
Background technique
Currently, a kind of liquid crystal module of low cost is used widely on television, the thickness of the liquid crystal module upper half
Greater than the thickness of lower half comprising liquid crystal display panel, optical diaphragm, straight-down negative LED light bar, side entering type LED light bar, leaded light
Plate, diffuser plate, backboard, rear cover, reflecting paper, liquid crystal display panel, optical diaphragm, light guide plate, straight-down negative LED light bar, backboard, after
Lid is set gradually from front to back, and straight-down negative LED light bar is located at the upper half of backboard leading flank, and the setting of side entering type LED light bar is being carried on the back
The top in board bottom face, straight-down negative LED light bar lamp bead generates point source of light, by the refraction and reflecting paper reflex of lens light
Line scatters, then the area source of uniform luminance is formd by the homogenization of diffuser plate and optical diaphragm, side entering type LED light bar structure
At a linear light source, linear light source forms area source by light guide plate again after reflecting paper reflects, then passes through the even of optical diaphragm
Change acts on the area source for foring uniform luminance.As it can be seen that the liquid crystal module needs to be arranged light guide plate and diffuser plate, when assembly at least
It needs two processes to be assembled, causes the assembly efficiency of liquid crystal module lower, and there is leakage in the edge joint position of light guide plate, diffuser plate
The risk of light influences the use of liquid crystal module.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of liquid crystal modules convenient for assembly.
The technical scheme adopted by the utility model to solve the technical problem is as follows: liquid crystal module, including liquid crystal display panel,
Optical diaphragm, straight-down negative LED light bar, side entering type LED light bar, backboard, rear cover, reflecting paper, liquid crystal display panel, optical diaphragm,
Straight-down negative LED light bar, backboard, rear cover are set gradually from front to back, and reflecting paper is arranged on backboard, and straight-down negative LED light bar is located at
The top of backboard bottom surface is arranged in the upper half of backboard leading flank, side entering type LED light bar, further includes diffusing light guiding plate, and diffusion is led
Tabula rasa is arranged between optical diaphragm and straight-down negative LED light bar, and diffusing light guiding plate includes substrate, and the upper half of substrate leading flank is set
Be equipped with diffusion layer, the lower half of substrate trailing flank is provided with light directing site structure, and side entering type LED light bar be located at backboard bottom surface with
Between substrate bottom surface.
Further, the quantity of straight-down negative LED light bar be it is multiple, before multiple straight-down negative LED light bars are averagely located at backboard
The upper half of side.
Further, the shape of substrate is cuboid.
Further, substrate is copolymerized by methymethacrylate, polystyrene or Methyl Methacrylate-Styrene
Object is made.
Further, substrate is made of glass.
The beneficial effects of the utility model are: by diffusing light guiding plate, under diffusing light guiding plate setting is in optical diaphragm and directly
Between formula LED light bar, diffusing light guiding plate includes substrate, and the upper half of substrate leading flank is provided with diffusion layer, substrate trailing flank
Lower half is provided with light directing site structure, and the diffusing light guiding plate upper half is made to have the function of spreading light source, diffusing light guiding plate lower half
Portion has guide-lighting effect, in use, straight-down negative LED light bar lamp bead generates point source of light, it is anti-by the refraction and reflecting paper of lens
Light is scattered in the effect of penetrating, then forms uniform luminance by the upper half of diffusing light guiding plate and the homogenization of optical diaphragm
Area source, the linear light source that side entering type LED light bar is constituted are reflected into light directing site structure by reflecting paper, under diffusing light guiding plate
The homogenization of half portion and optical diaphragm forms the area source of uniform luminance.As it can be seen that since diffusing light guiding plate is structure as a whole,
And have the function of spreading light source, leaded light, only need a process just to complete the assembly of former diffuser plate, light guide plate, more just
It is fixed in assembly, improves the assembly efficiency of liquid crystal module.Meanwhile piece is not present in diffusing light guiding plate, reduces liquid crystal module
The risk of light leakage improves its stability in use.
Detailed description of the invention
Fig. 1 is the schematic side view of the utility model；
Fig. 2 is the utility model part-structure schematic rear view；
Fig. 3 is the structural schematic diagram of diffusing light guiding plate；
Marked in the figure: liquid crystal display panel 1, optical diaphragm 2, straight-down negative LED light bar 3, side entering type LED light bar 4, backboard 5,
Rear cover 6, diffusing light guiding plate 7, substrate 71.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing.
As shown in Figure 1, Figure 2, Figure 3 shows, the utility model liquid crystal module, including liquid crystal display panel 1, optical diaphragm 2, it is straight under
Formula LED light bar 3, side entering type LED light bar 4, backboard 5, rear cover 6, reflecting paper, liquid crystal display panel 1, optical diaphragm 2, straight-down negative
LED light bar 3, backboard 5, rear cover 6 are set gradually from front to back, and reflecting paper is arranged on backboard 5, and straight-down negative LED light bar 3 is located at back
The top of 5 bottom surface of backboard is arranged in the upper half of 5 leading flank of plate, side entering type LED light bar 4, further includes diffusing light guiding plate 7, diffusion
Light guide plate 7 is arranged between optical diaphragm 2 and straight-down negative LED light bar 3, and diffusing light guiding plate 7 includes substrate 71, and substrate 71 is transparent
Shape, the upper half of 71 leading flank of substrate are provided with diffusion layer, and the lower half of 71 trailing flank of substrate is provided with light directing site structure, and
Side entering type LED light bar 4 is located between 71 bottom surface of 5 bottom surface of backboard and substrate.
The upper half of 71 leading flank of substrate is provided with diffusion layer, and diffusion layer is by being arranged in the diffusion dosage form of 71 leading flank of substrate
At, make 7 upper half of diffusing light guiding plate have the function of spread light source；The lower half of 71 trailing flank of substrate is provided with light directing site knot
Structure, light directing site structure is by printing 71 bottom surface of substrate, laser, hot pressing etc. are made, and has 7 lower half of diffusing light guiding plate
There is guide-lighting effect.In use, 3 lamp bead of straight-down negative LED light bar generates point source of light, made by the refraction of lens and reflecting paper reflection
It is scattered with light, then forms the face of uniform luminance by the upper half of diffusing light guiding plate 7 and the homogenization of optical diaphragm 2
Light source, the linear light source that side entering type LED light bar 4 is constituted are reflected into light directing site structure by reflecting paper, under diffusing light guiding plate 7
The homogenization of half portion and optical diaphragm 2 forms the area source of uniform luminance.As it can be seen that since diffusing light guiding plate 7 is integrated knot
Structure, and have the function of spreading light source, leaded light, only need a process just to complete the assembly of former diffuser plate, light guide plate, more
It is fixed convenient for assembly, improves the assembly efficiency of liquid crystal module.Meanwhile piece is not present in diffusing light guiding plate 7, reduces liquid crystal mould
The risk of group light leakage, improves its stability in use.
In order to improve the display effect of liquid crystal display panel 1, then as shown in Figure 1, the quantity of straight-down negative LED light bar 3 is more
A, multiple straight-down negative LED light bars 3 are averagely located at the upper half of 5 leading flank of backboard.For the ease of the processing and use of substrate 71,
The shape of substrate 71 is cuboid, is transparent, the material of substrate 71 can be methymethacrylate, polystyrene, methyl
Acrylate-styrene copolymer or glass.
Claims (5)
1. liquid crystal module, including liquid crystal display panel (1), optical diaphragm (2), straight-down negative LED light bar (3), side entering type LED light bar
(4), backboard (5), rear cover (6), reflecting paper, liquid crystal display panel (1), optical diaphragm (2), straight-down negative LED light bar (3), backboard
(5), rear cover (6) is set gradually from front to back, and reflecting paper is arranged on backboard (5), and straight-down negative LED light bar (3) is located at backboard (5)
The upper half of leading flank, side entering type LED light bar (4) are arranged in the top of backboard (5) bottom surface, it is characterised in that: further include diffusion
Light guide plate (7), diffusing light guiding plate (7) are arranged between optical diaphragm (2) and straight-down negative LED light bar (3), diffusing light guiding plate (7)
Including substrate (71), the upper half of substrate (71) leading flank is provided with diffusion layer, and the lower half of substrate (71) trailing flank is provided with
Light directing site structure, and side entering type LED light bar (4) is located between backboard (5) bottom surface and substrate (71) bottom surface.
2. liquid crystal module as described in claim 1, it is characterised in that: the quantity of straight-down negative LED light bar (3) be it is multiple, it is multiple
Straight-down negative LED light bar (3) is averagely located at the upper half of backboard (5) leading flank.
3. liquid crystal module as described in claim 1 or 2, it is characterised in that: the shape of substrate (71) is cuboid.
4. liquid crystal module as claimed in claim 3, it is characterised in that: substrate (71) is by methymethacrylate, polystyrene
Or copolymer of methyl methacrylatestyrene is made.
5. liquid crystal module as claimed in claim 3, it is characterised in that: substrate (71) is made of glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920294354.XU CN209356810U (en) | 2019-03-08 | 2019-03-08 | Liquid crystal module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920294354.XU CN209356810U (en) | 2019-03-08 | 2019-03-08 | Liquid crystal module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209356810U true CN209356810U (en) | 2019-09-06 |
Family
ID=67803980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920294354.XU Active CN209356810U (en) | 2019-03-08 | 2019-03-08 | Liquid crystal module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209356810U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112180641A (en) * | 2020-10-28 | 2021-01-05 | 东莞市银泰丰光学科技有限公司 | Light guide plate and diffusion plate integrated backlight structure and control method |
| CN115016172A (en) * | 2022-05-19 | 2022-09-06 | 盈天实业(深圳)有限公司 | Glass backlight plate, preparation method thereof, backlight module and display device |
-
2019
- 2019-03-08 CN CN201920294354.XU patent/CN209356810U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112180641A (en) * | 2020-10-28 | 2021-01-05 | 东莞市银泰丰光学科技有限公司 | Light guide plate and diffusion plate integrated backlight structure and control method |
| CN115016172A (en) * | 2022-05-19 | 2022-09-06 | 盈天实业(深圳)有限公司 | Glass backlight plate, preparation method thereof, backlight module and display device |
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