CN110308590A - Diffuser plate, backlight module and assemble method, display device - Google Patents
Diffuser plate, backlight module and assemble method, display device Download PDFInfo
- Publication number
- CN110308590A CN110308590A CN201910647409.5A CN201910647409A CN110308590A CN 110308590 A CN110308590 A CN 110308590A CN 201910647409 A CN201910647409 A CN 201910647409A CN 110308590 A CN110308590 A CN 110308590A
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- diffuser plate
- main body
- plate main
- locating part
- carrying
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133608—Direct backlight including particular frames or supporting means
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Planar Illumination Modules (AREA)
Abstract
The present invention provides a kind of diffuser plate, backlight module and assemble method, display device, belongs to field of display technology, and it is further lightening can at least partly to solve the problems, such as that existing down straight aphototropism mode set is difficult to.Diffuser plate of the invention includes diffuser plate main body, further includes at least one locating part and at least two carrying parts；Locating part is used to limit optical diaphragm, and each locating part is respectively positioned on the light emission side of diffuser plate main body, and each locating part has in the orthographic projection of diffuser plate main body with viewing area no overlap and with peripheral region overlapping；Part is carried for carrying lamp plate, each incident side carried part and be respectively positioned on diffuser plate main body, it is each carry part have in the contact surface of diffuser plate main body with viewing area no overlap and with peripheral region it is overlapping, carrying part, not set carrying part at least one peripheral region of diffuser plate main body are correspondingly arranged at least a pair of opposite peripheral region of diffuser plate main body.
Description
Technical field
The invention belongs to field of display technology, and in particular to a kind of diffuser plate, a kind of backlight module, a kind of backlight module
Assemble method, a kind of display device.
Background technique
Backlight module can provide backlight for liquid crystal display panel etc..Existing backlight module can be divided into down straight aphototropism mode set and
Side entrance back module.Usually in down straight aphototropism mode set, backboard and frame are needed to support lamp plate and optical diaphragm (example
Prismatic lens, lower prismatic lens as above etc.).The frame and thickness of existing down straight aphototropism mode set are difficult to further shorten.
Summary of the invention
The present invention at least partly solves the frame of existing down straight aphototropism mode set and what thickness was difficult to further shorten ask
Topic provides a kind of diffuser plate, a kind of backlight module, a kind of assemble method of backlight module, a kind of display device.
Solving technical solution used by present invention problem is a kind of diffuser plate, including diffuser plate main body, the expansion
Multiple sides that the main body that falls apart includes opposite incidence surface and light-emitting surface, is connected with the incidence surface and the light-emitting surface, institute
It states diffuser plate main body and divides the multistage peripheral region for having viewing area and surrounding the viewing area, every section of peripheral region corresponds to a side,
The diffuser plate further includes at least one locating part being connected with the diffuser plate main body and is connected with the diffuser plate main body
At least two carrying parts；The locating part is used to limit optical diaphragm, and each locating part is respectively positioned on the diffuser plate master
The light emission side of body, each locating part the diffuser plate main body orthographic projection and the viewing area no overlap and with the periphery
Area has overlapping；The carrying part is for carrying lamp plate, each incident side carried part and be respectively positioned on the diffuser plate main body, each institute
It states and carries part and have overlapping, the expansion with the viewing area no overlap and with the peripheral region in the contact surface of the diffuser plate main body
Be correspondingly arranged on the carrying part at at least a pair of opposite peripheral region for the main body that falls apart, the diffuser plate main body at least one
The not set carrying part at peripheral region.
Optionally, the diffuser plate main body, the locating part, the carrying part are an integral molding structure.
Optionally, outer boundary and corresponding diffuser plate main body of the locating part in the orthographic projection of the diffuser plate main body
Side is concordant, and the outer boundary of orthographic projection of the carrying part in the diffuser plate main body is flat with the side of corresponding diffuser plate main body
Together.
Optionally, it is provided at the peripheral region for carrying part and is correspondingly arranged on the locating part.
Optionally, the carrying part includes the first daughter board and the second daughter board, and first daughter board and second daughter board connect
It connects to form bending structure, its place peripheral region of the first end face face of first daughter board, first daughter board is along perpendicular to institute
The direction for stating diffuser plate main body extends, and the end face opposite with the first end face of first daughter board is second end face, described
Second daughter board is connected with the second end face and extends towards the opposite side of the side of diffuser plate main body where the carrying part.
Optionally, the side for the peripheral region where the side of optical diaphragm, the locating part backwards of the locating part
Face, the side for the peripheral region where the side of lamp plate backwards, the carrying part for carrying part carry out blacking processing.
Solving technical solution used by present invention problem is a kind of backlight module, including above-mentioned diffuser plate, position
In the diffuser plate main body light emission side and limited by the locating part optical diaphragm, entering positioned at the diffuser plate main body
Light side and the lamp plate carried by the carrying part.
Optionally, at the light emission side of the diffuser plate main body and the lateral location of the not set locating part and in institute
It states and is provided with enclosed construction, the closing at the incident side of the main body of diffuser plate and the not set lateral location for carrying part
Structure is to close the optical diaphragm and the lamp plate.
Optionally, the enclosed construction includes siliceous sealing strip.
Optionally, the lamp plate include lamp plate substrate and setting in the lamp plate substrate towards the diffuser plate main body one
Multiple illuminating parts of side.
The assemble method that technical solution used by present invention problem is a kind of backlight module is solved, using above-mentioned
Diffuser plate, the assemble method include: the light emission side that optical diaphragm is placed in the diffuser plate main body, wherein the optical film
Piece is limited by the locating part；By lamp plate from the not set side for carrying part of the incident side of the diffuser plate main body
Lower section is inserted on the downside of the incident side of the diffuser plate main body and is mounted on the carrying part；Using enclosed construction in the expansion
Closing is carried out to the optical diaphragm at the light emission side for the main body that falls apart and the lateral location of the not set locating part and in institute
It states and the lamp plate is closed at the incident side of the main body of diffuser plate and the not set lateral location for carrying part.
Solve present invention problem used by technical solution be a kind of display device, including above-mentioned backlight module with
And the display panel of setting and the light emission side of the light guide plate main body of the backlight module.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of diffuser plate of the embodiment of the present invention；
Fig. 2 is a kind of cross-sectional view of the part-structure of backlight module of the embodiment of the present invention；
Fig. 3 is a kind of cross-sectional view of the part-structure of backlight module of the embodiment of the present invention；
Fig. 4 is a kind of cross-sectional view of the part-structure of display device of the embodiment of the present invention；
Fig. 5 is a kind of cross-sectional view of the part-structure of display device of the embodiment of the present invention；
Fig. 6 is a kind of flow chart of the assemble method of backlight module of the embodiment of the present invention；
Wherein, appended drawing reference are as follows: 1, diffuser plate；11, diffuser plate main body；12, locating part；13, part is carried；131, the first son
Plate；132, the second daughter board；1B, black layer is applied；2, lamp plate；21, lamp plate substrate；22, illuminating part；3, optical diaphragm；4, enclosed construction；
1000, display panel；1001, foam.
Specific embodiment
Technical solution in order to enable those skilled in the art to better understand the present invention, with reference to the accompanying drawing and specific embodiment party
Present invention is further described in detail for formula.
Embodiment 1:
Referring to Fig. 1, the present embodiment provides a kind of diffuser plate 1, including diffuser plate main body 11, diffuser plate main body 11 includes opposite
Incidence surface and light-emitting surface, multiple sides for being connected with incidence surface and light-emitting surface, the division of diffuser plate main body 11 have viewing area and
Surround the multistage peripheral region of viewing area, the corresponding side in every section of peripheral region.
The diffuser plate 1 can be applied in down straight aphototropism mode set.Diffuser plate main body 11 is used to form area source, specific to tie
Structure feature can refer to diffuser plate in traditional down straight aphototropism mode set.Therefore the feature of diffuser plate main body 11 is not repeated them here.Wherein,
The light appeared from viewing area is for showing.Diffuser plate 1 shown in Fig. 1 has 4 sides, correspondingly has 4 sections of peripheral regions.This four
Section peripheral region, which joins end to end, surrounds viewing area.The boundary of viewing area and peripheral region is generally it can be thought that be in subsequent assembling procedure
The boundary of 3 face of optical diaphragm.Certainly, the boundary of viewing area and peripheral region also can be set as display surface in subsequent packaging technology
The boundary of the effective district (area AA) of plate 1000.The present embodiment does not do particular determination to this.
Diffuser plate 1 further include at least one locating part 12 being connected with diffuser plate main body 11 and with 11 phase of diffuser plate main body
At least two carrying parts 13 even.
Locating part 12 is used to limit optical diaphragm 3, and each locating part 12 is respectively positioned on the light emission side of diffuser plate main body 11, each to limit
Position part 12 has in the orthographic projection of diffuser plate main body 11 with viewing area no overlap and with peripheral region overlapping.Locating part 12 does not enter display
Area, to not cause to block to the light of display.In embodiment shown in FIG. 1, light guide plate 1 has 3 locating parts 12, they
It joins end to end each other.Certainly, the length of locating part 12 is not limited to isometric with the side of corresponding light guide plate main body 11.Light guide plate 1
Quantity be also not necessarily limited to 3, as long as can be limited to optical module 3.
Part 13 is carried for carrying lamp plate 2, each incident side carried part 13 and be respectively positioned on diffuser plate main body 11 is each to carry part 13
Diffuser plate main body 11 contact surface and viewing area no overlap (thus do not influence lamp plate 2 sending light enter viewing area) and with week
Border area has overlapping (i.e. carrying part 13 is fixed on peripheral region), and correspondence is set at least a pair of opposite peripheral region of diffuser plate main body 11
It is equipped with and carries part 13, not set carrying part 13 at least one peripheral region of diffuser plate main body 11.Certainly, the length of part 13 is carried
It is not limited to isometric with the side of corresponding light guide plate main body 11.
In conjunction with the use state of diffuser plate 1, below using light emission side as the upside of diffuser plate main body 11, incident side is diffuser plate
It is illustrated for the downside of main body 11.
In conjunction with Fig. 2, such as above-mentioned diffuser plate 1 is applied in backlight module, 12 energy of locating part of 11 upside of diffuser plate main body
Enough play the role of limiting optical diaphragm 3.Opposite two of 11 downside of diffuser plate main body, which carry part 13, can carry lamp plate 2
Opposite two side at fringe region.The not set lateral position for carrying part 13 forms opening in diffuser plate main body 11, thus
When assembling backlight module, 11 lower section of diffuser plate main body can be inserted into from this opening by lamp plate 2.
The diffuser plate 1 of the present embodiment has both the support lamp plate 2 that conventional backing plate and frame rise and limit optical film simultaneously
The effect of piece 3 can save common backboard and frame in traditional down straight aphototropism mode set, it is whole to highly shortened backlight module
The size and weight of body, while the frame of backlight module can also be shortened.
Optionally, diffuser plate main body 11, locating part 12, carrying part 13 are an integral molding structure.In this way, diffuser plate can be simplified
1 manufacturing process.Certainly, locating part 12 and carrying part 13 can also be fixed on the week of diffuser plate main body 11 by modes such as stickups
Border area.
Optionally, locating part 12 is in outer boundary and the side of corresponding diffuser plate main body 11 of the orthographic projection of diffuser plate main body 11
Face is concordant, and it is concordant in the outer boundary of the orthographic projection of diffuser plate main body 11 and the side of corresponding diffuser plate main body 11 to carry part 13.
Here outer boundary refers to the boundary far from viewing area.Combined with Figure 1 and Figure 2, under this embodiment, 1 entirety of light guide plate
Side be it is smooth, be so conducive to subsequent packaging technology.Certainly, for the other factors in structure the considerations of, in Fig. 1 and
On the basis of Fig. 2, what locating part 12 and the position for carrying part 13 were also possible to move inward or be displaced outwardly.
Optionally, it is provided at the peripheral region for the diffuser plate main body 11 for carrying part 13 and is correspondingly arranged finite place piece 12.So
Setting, the structure of about 11 diffuser plate main body is more regular, and the assembling of subsequent backlight module can be made simpler.
Optionally, the quantity for carrying part 13 is three.Only stay an opening for inserting in the lower section of diffuser plate main body 11
Enter lamp plate 2.
Optionally, it respectively carries part 13 to be linked together, each locating part 12 is linked together.In this way, improve to optical diaphragm 3 and
The sealing effect of lamp plate 2 reduces light leakage.
Certainly, as shown in Figure 1, respectively carrying the length of part 13 can be and the length of the side of corresponding diffuser plate main body 11
It is identical, it is also possible to short with the length of the side of corresponding diffuser plate main body 11.,
Optionally, it carries part 13 and includes the first daughter board 131 and the second daughter board 132, the first daughter board 131 and the second daughter board 132
Bending structure is connected into, its place peripheral region of the first end face face of the first daughter board 131, the first daughter board 131 is along perpendicular to diffusion
The direction of plate main body 11 extends, and the end face opposite with first end face of the first daughter board 131 is second end face, the second daughter board 132 with
Second end face is connected and extends towards the opposite side for the side for carrying 13 place diffuser plate main body 11 of part.
The section for carrying part 13 is L-shaped.The second daughter board 132 directly contacts and supports the side of lamp plate 2 in subsequent applications
Edge region.
Certainly, the shape of locating part 12 can be plate shown in attached drawing 1, i.e., each locating part 12 is cuboid.
Locating part 12 and the shape for carrying part 13 are without being limited thereto.
Optionally, locating part 12 for backwards to the peripheral region where the side of optical diaphragm 3, locating part 12 side,
The side for the side of lamp plate 2 backwards, the peripheral region for carrying 13 place of part for carrying part 13 carries out blacking processing.In conjunction with figure
2, in order to reduce light leakage, blacking processing can be carried out in the side in the outside of light guide plate.To protrude the processing, to apply black layer in attached drawing
1B is indicated.
Embodiment 2:
Referring to figs. 2 and 3, and Fig. 1 is combined, the present embodiment provides a kind of backlight modules, diffuser plate 1 including embodiment 1,
Positioned at diffuser plate main body 11 light emission side and limited by locating part 12 optical diaphragm 3, positioned at diffuser plate main body 11 enter light
Side and the lamp plate 2 carried by carrying part 13.
Since diffuser plate 1 has both simultaneously to the limit of optical diaphragm 3 and carry the effect of lamp plate 2, backlight module can be real
Existing narrow frame and lightening.
Optionally, at the light emission side of diffuser plate main body 11 and the lateral location of not set locating part 12 and in diffuser plate
It is provided with enclosed construction 4 at the incident side of 1 main body and the not set lateral location for carrying part 13, sealing structure 4 is to right
Optical diaphragm 3 and lamp plate 2 are closed.
It is illustrated in conjunction with Fig. 1 and Fig. 3, and with Fig. 3 current visual angle.It is to be not provided with 12 He of locating part on the left of light guide plate
Part 13 is carried, this makes backboard diaphragm and lamp plate 2 be easy to skid off from this opening.The effect of enclosed construction 4 is to block this
A opening.
Optionally, enclosed construction 4 includes siliceous sealing strip.Siliceous sealing strip one side material softness is easily worked and group
Dress, while also functioning to the effect of shading.
Optionally, the shape of enclosed construction 4 is half of " I " fonts.In conjunction with Fig. 3, the horizontal stripe above enclosed construction 4 is also risen
To the effect for fixing optical diaphragm 3 is pressed, the horizontal stripe below enclosed construction 4 plays the role of carrying lamp plate 2 simultaneously.
Optionally, lamp plate 2 includes lamp plate substrate 21 and lamp plate substrate 21 is arranged in towards 11 side of diffuser plate main body
Multiple illuminating parts 22.The present embodiment to the arrangement mode of illuminating part 22 without limitation.Illuminating part 22 is specifically, for example, mini shines
Diode (Mini-LED).
Embodiment 3:
Referring to Fig. 6 and Fig. 2 and Fig. 3 is combined, the present embodiment provides a kind of assemble methods of backlight module, using embodiment 1
Diffuser plate 1, which includes the following steps.
S1, the light emission side that optical diaphragm 3 is placed in diffuser plate main body 11, wherein optical diaphragm 3 is carried out by locating part 12
Limit.
S2, lamp plate 2 is inserted into diffusion below the side of the not set carrying part 13 of the incident side of diffuser plate main body 11
On the downside of the incident side of plate main body 11 and it is mounted on carrying part 13.
S3, using enclosed construction 4 at the light emission side of diffuser plate main body 11 and the lateral location of not set locating part 12 pair
Optical diaphragm 3 carries out closing and at the incident side of main body and the lateral location of not set carrying part 13 of diffuser plate 1 with right
Lamp plate 2 is closed.
It should be noted that the sequencing of the assembling of optical diaphragm 3 and lamp plate 2 can front and back choose and change.Further, it is also possible to
The fixation of optical diaphragm 3 and lamp plate 2 is realized by the way of such as stickup.Certainly, for for setting locating part 12 and carry
Notch caused by part 13 can also be closed in the manufacturing process of subsequent display module.
Using the assemble method, traditional backboard and frame can be saved, realizes the lightening of backlight module.
Embodiment 4:
Referring to fig. 4 and Fig. 5, the present embodiment provides a kind of display devices, the backlight module and setting including embodiment 2 with
The display panel 1000 of the light emission side of the light guide plate main body of backlight module.Due to the backlight module using embodiment 2, display dress
It sets and also achieves lightening design.
Specifically, the display device can be liquid crystal display die set, mobile phone, tablet computer, television set, display, notebook
Any products or components having a display function such as computer, Digital Frame, navigator.
It can be liquid crystal display die set shown in Fig. 4 and Fig. 5, the light emission side of backlight module be provided with liquid crystal display panel
1000.Referring to Fig. 5, enclosed construction 4 plays the role of buffering simultaneously display panel 1000 to the pressure of backlight module.And do not having
The place of enclosed construction 4 is set, referring to fig. 4, the pressure caused by backlight module of display panel 1000 is buffered using foam 1001.
Certainly, enclosed construction 4 and foam 1001 also act as the work in the gap between 1000 or less display panel of sealing and optical diaphragm 3
With.
It is understood that the principle that embodiment of above is intended to be merely illustrative of the present and the exemplary implementation that uses
Mode, however the present invention is not limited thereto.For those skilled in the art, essence of the invention is not being departed from
In the case where mind and essence, various changes and modifications can be made therein, these variations and modifications are also considered as protection scope of the present invention.
Claims (12)
1. a kind of diffuser plate, which is characterized in that including diffuser plate main body, the diffuser plate main body includes opposite incidence surface and goes out
Smooth surface, the multiple sides being connected with the incidence surface and the light-emitting surface, the diffuser plate main body division have viewing area and packet
The multistage peripheral region of the viewing area, the corresponding side in every section of peripheral region are enclosed, the diffuser plate further includes and the diffuser plate
At least two carrying parts at least one connected locating part of main body and be connected with the diffuser plate main body；
The locating part is used to limit optical diaphragm, and each locating part is respectively positioned on the light emission side of the diffuser plate main body, respectively
The locating part has in the orthographic projection of the diffuser plate main body with the viewing area no overlap and with the peripheral region overlapping；
The carrying part is for carrying lamp plate, each incident side carried part and be respectively positioned on the diffuser plate main body, each described to take
Holder has overlapping, the diffuser plate with the viewing area no overlap and with the peripheral region in the contact surface of the diffuser plate main body
The carrying part, at least one periphery of the diffuser plate main body are correspondingly arranged at least a pair of opposite peripheral region of main body
The not set carrying part at area.
2. diffuser plate according to claim 1, which is characterized in that the diffuser plate main body, the locating part, the carrying
Part is an integral molding structure.
3. diffuser plate according to claim 1, which is characterized in that orthographic projection of the locating part in the diffuser plate main body
Outer boundary and the side of corresponding diffuser plate main body it is concordant, the outside for carrying orthographic projection of the part in the diffuser plate main body
Boundary and the side of corresponding diffuser plate main body are concordant.
4. diffuser plate according to claim 1, which is characterized in that be provided at the peripheral region for carrying part and be correspondingly arranged
There is the locating part.
5. diffuser plate according to claim 1, which is characterized in that the carrying part includes the first daughter board and the second daughter board,
First daughter board connect to form bending structure with second daughter board, its place week of the first end face face of first daughter board
Border area, first daughter board extend along the direction perpendicular to the diffuser plate main body, first daughter board with the first end
The opposite end face in face is second end face, and second daughter board is connected with the second end face and spreads towards the carrying part place
The opposite side of the side of plate main body extends.
6. diffuser plate according to claim 1, which is characterized in that the side for optical diaphragm backwards of the locating part
The side of peripheral region where face, the locating part, the side being used for backwards to lamp plate for carrying part, carrying part place
The side of peripheral region carry out blacking processing.
7. a kind of backlight module, which is characterized in that including diffuser plate described in -6 any one according to claim 1, be located at institute
State the light emission side of diffuser plate main body and limited by the locating part optical diaphragm, positioned at the incident side of the diffuser plate main body
And the lamp plate carried by the carrying part.
8. backlight module according to claim 7, which is characterized in that in the light emission side of the diffuser plate main body and not set
At the lateral location of the locating part and the diffuser plate main body incident side and it is not set it is described carry part side
Enclosed construction is provided at position, the enclosed construction is to close the optical diaphragm and the lamp plate.
9. backlight module according to claim 8, which is characterized in that the enclosed construction includes siliceous sealing strip.
10. backlight module according to claim 7, which is characterized in that the lamp plate includes that lamp plate substrate and setting exist
Multiple illuminating parts of the lamp plate substrate towards the diffuser plate body side.
11. a kind of assemble method of backlight module, which is characterized in that using expansion described in -6 any one according to claim 1
It falls apart, which includes:
Optical diaphragm is placed in the light emission side of the diffuser plate main body, wherein the optical diaphragm is carried out by the locating part
Limit；
Lamp plate is inserted into the diffusion below the not set side for carrying part of the incident side of the diffuser plate main body
On the downside of the incident side of plate main body and it is mounted on the carrying part；
Using enclosed construction to described at the light emission side of the diffuser plate main body and the lateral location of the not set locating part
Optical diaphragm carries out closing and at the incident side of main body and the lateral location of the not set carrying part of the diffuser plate
The lamp plate is closed.
12. a kind of display device, which is characterized in that including the backlight module according to claim 7-10 any one and
It is arranged and the display panel of the light emission side of the light guide plate main body of the backlight module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910647409.5A CN110308590B (en) | 2019-07-17 | 2019-07-17 | Diffusion plate, backlight module, assembling method and display device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910647409.5A CN110308590B (en) | 2019-07-17 | 2019-07-17 | Diffusion plate, backlight module, assembling method and display device |
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| CN110308590A true CN110308590A (en) | 2019-10-08 |
| CN110308590B CN110308590B (en) | 2022-05-31 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111522169A (en) * | 2020-06-11 | 2020-08-11 | 广州视源电子科技股份有限公司 | Direct type display device and electronic apparatus |
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| CN110308590B (en) | 2022-05-31 |
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