CN108957855A - Display device - Google Patents
Display device Download PDFInfo
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- CN108957855A CN108957855A CN201810833077.5A CN201810833077A CN108957855A CN 108957855 A CN108957855 A CN 108957855A CN 201810833077 A CN201810833077 A CN 201810833077A CN 108957855 A CN108957855 A CN 108957855A
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- China
- Prior art keywords
- extension
- photomask
- receiving frame
- hole
- display device
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Classifications
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- 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
- G02F1/133605—Direct backlight including specially adapted reflectors
-
- 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
- G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
- G02F1/133607—Direct backlight including a specially adapted diffusing, scattering or light controlling members the light controlling member including light directing or refracting elements, e.g. prisms or lenses
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
Abstract
The invention discloses a kind of display devices, are related to field of display technology, comprising: display panel, including hollow-out parts, viewing area, the first non-display area for surrounding hollow-out parts and the second non-display area for surrounding viewing area；Backlight module, including first through hole, receiving frame, reflector plate and optical diaphragm layer；First through hole is corresponding with hollow-out parts and runs through backlight module along its thickness direction；Backlight module further includes the first photomask and the second photomask；First photomask, the second extension for connecting and being located in first through hole including the first extension and with the first extension；The extending direction of second extension is directed toward receiving frame ontology by the first extension；Second photomask, connect including third extension and with third extension and be located at first completely in the 4th extension；The extending direction of 4th extension is directed toward the first extension by third extension；Second extension and the 4th extension are mutually bonded.In this way, the light of backlight module is effectively avoided to escape to first through hole corresponding position.
Description
Technical field
The present invention relates to field of display technology, more particularly, to a kind of display device.
Background technique
Backlight module is one of key part and component of liquid crystal display, for providing sufficient brightness for liquid crystal display panel
With the light source being evenly distributed, its illumination effect will directly influence the visual effect of liquid crystal display.With liquid crystal display skill
The continuous development of art, the application field of liquid crystal display especially colour liquid crystal display device are also constantly being widened.By liquid crystal display
The market of device pulls, and backlight industry has an air of prosperity scene.LCD (Liquid Crystal Display, liquid crystal display
Device) be non-luminescent property display device, the function of display need be can be only achieved by backlight.Backlight performance quality in addition to
It will have a direct impact on outside LCD imaging quality, the cost of backlight accounts for the 30-50% of LCD module, and consumed electric power more accounts for module
75%, it can say it is considerable spare part in LCD module.Fine, large-sized LCD, it is necessary to have high performance backlight skill
Art is matched, therefore while LCD industry makes great efforts developing new opplication field, high performance (such as high brightness of backlight technology
Change, cost effective, power reducing, lightening etc.) also play the role of person who has rendered outstanding service behind the scenes.
With the development of display panel, people are no longer only satisfied with the routine such as large scale, fine definition of display panel
Performance indicator also has more diversified requirement to the shape of display panel, therefore special-shaped display panel occurs, and correspondence also goes out
Special-shaped backlight module is showed, such as there is the borehole region for placing camera in backlight module, if backlight module at this time
Original structure is still continued to use, the light that backlight module issues very likely escapes to the position of camera, to influence camera shooting
Head optical effect.
Summary of the invention
In view of this, the present invention provides a kind of display devices, introduces in backlight module and be arranged around first through hole
The first photomask and the second photomask, with effectively avoid backlight module project light escape to first through hole position,
To avoid impacting to the optical effect of camera when camera is arranged in first through hole position.
The application provides a kind of display device, comprising:
Display panel, the display panel include hollow-out parts, the first non-display area, viewing area and the second non-display area, institute
It states the first non-display area and surrounds the hollow-out parts, the viewing area surrounds first non-display area, second non-display area
Surround the viewing area；
Backlight module, the backlight module include first through hole, receiving frame, reflector plate and optical diaphragm layer；Described first
Through-hole is corresponding with the hollow-out parts and runs through the backlight module along its thickness direction；The receiving frame includes planar receiving
Frame ontology；The reflector plate is arranged close to the receiving frame ontology, and the optical diaphragm layer is arranged in the reflector plate far from institute
State the side of receiving frame ontology；
The backlight module further includes the first photomask and the second photomask；
First photomask, including the first extension and the second extension being connect with first extension；It is described
First extending part is arranged and prolongs around the first through hole in side of the optical diaphragm layer far from the receiving frame ontology
It is parallel with plane where the receiving frame ontology to stretch direction；Second extending part is inside the first through hole and around institute
The center setting of first through hole is stated, the extending direction of second extension is directed toward the receiving frame sheet by first extension
Body；And
Second photomask, including third extension and the 4th extension being connect with the third extension；It is described
Third extending part, close to the side of the receiving frame ontology, surround first through hole setting and extension side in the reflector plate
To parallel with plane where the receiving frame ontology；4th extending part is inside the first through hole and around described the
The center of one through-hole is arranged, and the extending direction of the 4th extension is directed toward first extension by the third extension；
Second extension and the 4th extension are mutually bonded.
Compared with prior art, display device provided by the invention, at least realize it is following the utility model has the advantages that
Display device provided herein, including display panel and backlight module, display panel include hollow-out parts, backlight
Mould group include with above-mentioned hollow-out parts corresponding first through hole in position, in particular, backlight module further include the first photomask and
Second photomask, the 4th extension in the second extension and the second photomask in the first photomask are respectively positioned on first through hole
Inside, the second extension and the 4th extension are mutually bonded the side wall for collectively forming first through hole, due to connecting with the second extension
The first extension connect is the side positioned at optical diaphragm far from receiving frame ontology, and the third connecting with the 4th extension extends
Portion is can close to the side of receiving frame ontology, therefore the side wall of the second extension and the 4th extension composition positioned at reflector plate
Effectively the light emitting region of backlight module is isolated with first through hole, the light for being conducive to avoid backlight module to issue enters the
One through-hole position, to avoid impacting the optical effect of camera when camera is arranged in first through hole position.
Certainly, implementing any of the products of the present invention specific needs while must not reach all the above technical effect.
By referring to the drawings to the detailed description of exemplary embodiment of the present invention, other feature of the invention and its
Advantage will become apparent.
Detailed description of the invention
It is combined in the description and the attached drawing for constituting part of specification shows the embodiment of the present invention, and even
With its explanation together principle for explaining the present invention.
Fig. 1 show a kind of top view of display device provided by the embodiment of the present application；
Fig. 2 show the top view of display panel in a kind of display device provided by the embodiment of the present application；
Fig. 3 show a kind of sectional view in Fig. 1 along the direction AA '；
Fig. 4 show a kind of structural representation of the first photomask in a kind of display device provided by the embodiment of the present application
Figure；
Fig. 5 show a kind of structural representation of the second photomask in a kind of display device provided by the embodiment of the present application
Figure；
Fig. 6 show a kind of structural schematic diagram for embodying the first photomask and the second photomask relative positional relationship；
Fig. 7 is shown in Fig. 1 along the sectional view in the direction BB '；
Fig. 8 show a kind of top view for embodying the first shading rubber belt and optical diaphragm layer positional relationship；
Fig. 9 show another sectional view in Fig. 1 along the direction AA '；
Figure 10 show another sectional view in Fig. 1 along the direction AA '；
Figure 11 is shown in Fig. 1 along a kind of sectional view that the direction AA ' is another.
Specific embodiment
Carry out the various exemplary embodiments of detailed description of the present invention now with reference to attached drawing.It should also be noted that unless in addition having
Body explanation, the unlimited system of component and the positioned opposite of step, numerical expression and the numerical value otherwise illustrated in these embodiments is originally
The range of invention.
Be to the description only actually of at least one exemplary embodiment below it is illustrative, never as to the present invention
And its application or any restrictions used.
Technology, method and apparatus known to person of ordinary skill in the relevant may be not discussed in detail, but suitable
In the case of, the technology, method and apparatus should be considered as part of specification.
It is shown here and discuss all examples in, any occurrence should be construed as merely illustratively, without
It is as limitation.Therefore, other examples of exemplary embodiment can have different values.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, then in subsequent attached drawing does not need that it is further discussed.
With the development of display panel, people are no longer only satisfied with the routine such as large scale, fine definition of display panel
Performance indicator also has more diversified requirement to the shape of display panel, therefore special-shaped display panel occurs, and correspondence also goes out
Special-shaped backlight module is showed, such as there is the borehole region for placing camera in backlight module, if backlight module at this time
Original structure is still continued to use, the light that backlight module issues very likely escapes to the position of camera, to influence camera shooting
Head optical effect.
In view of this, the present invention provides a kind of display devices, introduces in backlight module and be arranged around first through hole
The first photomask and the second photomask, with effectively avoid backlight module project light escape to first through hole position,
To avoid impacting to the optical effect of camera when camera is arranged in first through hole position.
Fig. 1 show a kind of top view of display device provided by the embodiment of the present application, and Fig. 2 show the application implementation
A kind of top view of display panel in display device provided by example, Fig. 3 show a kind of sectional view in Fig. 1 along the direction AA ',
In conjunction with Fig. 1-Fig. 3, the embodiment of the present application provides a kind of display device 300, comprising:
Display panel 100, referring to fig. 2, display panel 100 include hollow-out parts 101, the first non-display area 102, viewing area
103 and second non-display area 104, the first non-display area 102 surround hollow-out parts 101, viewing area 103 surrounds the first non-display area
102, the second non-display area 104 surrounds viewing area 103；
Backlight module 200, referring to Fig. 3, backlight module 200 includes first through hole 201, receiving frame 20, reflector plate 21 and light
Learn membrane layer 22；First through hole 201 is corresponding with hollow-out parts 101 and runs through backlight module 200 along its thickness direction；Frame 20 is accommodated to wrap
Include planar receiving frame ontology 29；Reflector plate 21 is arranged close to receiving frame ontology 29, and optical diaphragm layer 22 is arranged in reflector plate
21 sides far from receiving frame ontology 29；
Backlight module 200 further includes the first photomask 31 and the second photomask 32；
First photomask 31, referring to Fig. 3, including the first extension 311 and the second extension being connect with the first extension 311
Portion 312；First extension 311 is located at side of the optical diaphragm layer 22 far from receiving frame ontology 29, is arranged around first through hole 201
And extending direction is parallel with receiving 29 place plane of frame ontology；Second extension 312 is located at the inside of first through hole 201 and around the
The center of one through-hole 201 is arranged, and the extending direction of the second extension 312 is directed toward receiving frame ontology 29 by the first extension 311；With
And
Second photomask 32, referring to Fig. 3, including third extension 321 and the 4th extension being connect with third extension 321
Portion 322；Third extension 321 is located at reflector plate 21 close to the side of receiving frame ontology 29, is arranged and prolongs around first through hole 201
It is parallel with receiving 29 place plane of frame ontology to stretch direction；4th extension 322 is located at 201 inside of first through hole and leads to around first
The center in hole 201 is arranged, and the extending direction of the 4th extension 322 is directed toward the first extension 311 by third extension 321；Second
Extension 312 and the 4th extension 322 are mutually bonded.
Specifically, incorporated by reference to Fig. 1-Fig. 3, in display device 300 provided by the embodiment of the present application, backlight module 200 is set
It sets in the first through hole 201 in side of the display panel 100 far from light-emitting surface, backlight module 200 and engraving on display panel 100
Empty portion 101 corresponds in position, and Fig. 1 and Fig. 3 illustrate only display panel 100 and include hollow-out parts 101, a backlight module
200 include the situation of a first through hole 201, and in some other embodiment of the application, display panel 100 may also include more
A hollow-out parts 101, backlight module 200 are correspondingly arranged multiple first through hole 201, and the application is to this without specifically limiting.
Continuing with referring to Fig. 3, in display device 300 provided by the embodiment of the present application, the first shading of backlight module 200
Side of the optical diaphragm layer 22 far from receiving frame ontology 29, the first extension herein is arranged in first extension 311 in film 31
311 can be a certain optical diaphragm in optical diaphragm layer 22, can also be and are located at the farthest optical film of distance receiving frame ontology 29
Other film layer structures of piece far from receiving 29 side of frame ontology.The second extension 312 in first photomask 31 for example can be
First extension 311 is bent downward into acquisition to the direction of receiving frame ontology 29, is also possible to the structure independently formed, this Shen
Please to this without specifically limiting.Third extension 321 described in the embodiment of the present application is located at reflector plate 21 close to receiving frame
The side of ontology 29, the third extension 321 can be arranged with 21 same layer of reflector plate, be also possible to setting reflector plate 21 with
Accommodate other film layer structures between frame ontology 29.The 4th extension 322 in second photomask 32 for example can be third
Direction where from extension 321 to the first extension 311 carries out bending acquisition, is also possible to the structure independently formed, this Shen
Please to this without specifically limiting.Second extension 312 and the 4th extension 322 are mutually bonded by the application, such as can be adopted
The opposite surface of the second extension 312 and the 4th extension 322 is pasted with glue, solid gum or double-sided adhesive, so that the
The side wall of first through hole 201 is collectively formed in two extensions 312 and the 4th extension 322, which shines backlight module 200
Region is isolated with first through hole 201, effectively reduces the leakage of light of light emitting region to 201 region of first through hole
Possibility, to be conducive to avoid to impact the optical effect of camera when camera is arranged in 201 position of first through hole.
It should be noted that, referring to Fig. 3, display panel 100 is also in display device 300 provided by the embodiment of the present application
Including down polaroid 401, array substrate 402, liquid crystal layer 80, color membrane substrates 403, upper polaroid 404 and the cover board set gradually
Glass 405, wherein down polaroid 401 is arranged close to backlight module 200.Wherein, array substrate 402 and color membrane substrates 403 are usual
It include a glass substrate, the hollow-out parts 101 in the embodiment of the present application for example can be down polaroid 401, array substrate
402, color membrane substrates 403, the corresponding position of upper polaroid 404 all carry out borehole, through other knots in addition to cover-plate glass 405
Structure can not also carry out borehole to the glass substrate in array substrate 402 and color membrane substrates 403, and only remove other parts film
Layer, the application is to hollow-out parts specifically through mode without specifically limiting.
Furthermore it should be noted that the second extension 312 and the 4th extension 322 in above-described embodiment can be used one
The structure of tubbiness is constituted, and can also be made of multiple minor structures；Second extension 312 can be integrally formed with the first extension 311,
Sliceable molding；4th extension 322 can be integrally formed with third extension 321, also sliceable molding；The application to this not into
Row is specific to be limited.
Optionally, continuing with referring to Fig. 3, in the position corresponding with the first non-display area 102 of backlight module 200, first is flat
Without glue frame and receiving frame 20 between face and the second plane, the first plane is receiving frame ontology 29 close to 100 side institute of display panel
Plane, the second plane be display panel 100 close to the plane where 200 side of backlight module.
Specifically, continuing with referring to Fig. 3, the receiving frame 20 in the embodiment of the present application is non-aobvious in backlight module 200 and first
Show that the corresponding position in area 102 is not bent towards display panel 100, in the position also not set adhesive frame structure, usually receives
The thickness for holding frame 20 and glue frame is thicker, if in the position setting receiving frame 20 corresponding with the first viewing area 103 of backlight module 200
And/or when glue frame, the border width that will lead to the first non-display area 102 becomes larger, and the embodiment of the present application is in the first non-display area
102 corresponding positions are not provided with glue frame and iron frame, and the first photomask 31 and the second photomask 32 of thinner thickness is only arranged, can
The light of effectively barrier backlight module 200 drains to 201 position of first through hole, and substantially reduces the first non-display area 102
Corresponding border width, to be advantageously implemented the narrow frame design of display device 300.
Optionally, Fig. 4 show a kind of knot of the first photomask in a kind of display device provided by the embodiment of the present application
Structure schematic diagram, Fig. 5 show a kind of structural representation of the second photomask in a kind of display device provided by the embodiment of the present application
Figure, Fig. 6 show a kind of structural schematic diagram for embodying the first photomask 31 and 32 relative positional relationship of the second photomask, referring to figure
4, the second extension 312 includes the multiple second sub- extensions 313, includes first between two adjacent the second sub- extensions 313
Gap 314；Referring to Fig. 5, the 4th extension 322 includes multiple four sub- extensions 323, two adjacent the 4th sub- extensions
It include the second gap 324 between 323；Referring to Fig. 6, the first gap 314 and the second gap 324 are non-overlapping.
Optionally, in embodiment illustrated in fig. 4, the first extension 311 and the second extension 312 are existed by nonmetallic materials of the same race
Same technique is integrally formed to obtain, and in embodiment illustrated in fig. 5, third extension 321 and the 4th extension 322 are by of the same race nonmetallic
Material is integrally formed to obtain in same technique.
Specifically, when the first extension 311 and the second extension 312 are made of integrally formed technique, due to the
One extension 311 is different with the extending direction of the second extension 312, and the second extension 312 is the equal of by the first extension 311
It is bent towards the direction of receiving frame ontology 29, for reliable bending, the second extension 312 is divided into multiple by the embodiment of the present application
Second sub- extension 313, and first gap 314 will be set between adjacent second sub- extension 313, in this way, each second son extends
Portion 313 will be more easier relative to the bending process of the first extension 311.Similarly, when third extension 321 and the 4th extension
When the 322 integrally formed techniques of use are made, since the extending direction of third extension 321 and the 4th extension 322 is different, the
Four extensions 322 are the equal of bending the direction of third extension 321 towards the first extension 311, are bent to be reliable, this
4th extension 322 is divided into multiple four sub- extensions 323 by application embodiment, and by adjacent 4th sub- extension 323 it
Between the second gap 324 is set, in this way, each 4th sub- extension 323 will more hold relative to the bending process of third extension 321
Easily.Since the second extension 312 and the 4th extension 322 need to be collectively formed the side wall of first through hole 201, on the one hand, need
Second extension 312 and the 4th extension 322 are overlapped each other and bonded together, on the other hand the first gap 314 and second
Gap 324 is non-overlapping, to prevent from being formed the path of light leakage, such as the sub- extension 313 of second in embodiment illustrated in fig. 6 and
Four sub- extensions 323 overlap each other, and there is no gaps each other.
Optionally, the extending direction of-Fig. 6 referring to fig. 4, the second extension 312 and the 4th extension 322 with receiving frame sheet
Plane where body 29 is vertical, that is to say, that the second extension 312 is vertical with the first extension 311, while the 4th extension
322 is vertical with third extension 321, and such mode may insure the second extension 312 and the 4th extension 322 is parallel to each other
, that is to say, that the second sub- extension 313 and the 4th sub- extension 323 be it is parallel to each other, so can be by the second sub- extension
313 and the 4th sub- extension 323 fit closely, on the one hand can be by the second sub- extension 313 and the 4th sub- extension referring to Fig. 3
323 are reliably fixed, and are on the other hand also avoided that the second sub- extension 313 and the 4th sub- extension 323 form gap and leak
Optical phenomenon.
Optionally, continuing with referring to Fig. 3, in the embodiment, optical diaphragm layer 22 includes along 200 thickness direction of backlight module
The first farthest optical film 91 of distance receiving frame ontology 29；First photomask 31 is the first shading rubber belt 41, the first shading rubber belt
41 the first extension 311 is attached at the first side of the optical film 91 far from receiving frame ontology 29.Optionally, in the embodiment
Optical diaphragm layer 22 includes light guide plate 23, lower diffusion sheet 221, the lower brightening piece set gradually along 200 thickness direction of backlight module
222 and upper brightening piece 223；Above-mentioned first optical film is upper brightening piece 223, and the first extension 311 of the first shading rubber belt 41 pastes
Invest side of the brightening piece 223 far from receiving frame ontology 29.Accordingly, third extension 321 and 21 same layer of reflector plate and by
Same material is integrally formed to obtain in same technique；4th extension 322 close to the center of first through hole 201 surface and/or
The surface at the center far from first through hole 201 is coated with light screening material.
Specifically, in embodiment illustrated in fig. 3, the first photomask 31 is formed using the first shading rubber belt 41, first extends
The first surface in portion 311 is bonded with upper brightening piece 223, and second surface is bonded with display panel 100.The is formed using reflector plate 21
Two photomasks 32, the second photomask 32 are the equal of being formed after reflector plate 21 is extended and bent, so without hiding for second
Individual film layer structure is arranged in light film 32.Moreover, Fig. 7 is shown in Fig. 1 along the sectional view in the direction BB ', due to back referring to Fig. 7
The edge of optical mode group 200 pass through shading rubber belt 43 be attached to display panel 100 the back side (back side herein refers to
It is the surface opposite with light-emitting surface), film layer position locating for the first shading rubber belt 41 is just and in Fig. 7 in embodiment illustrated in fig. 3
The film layer position of shading rubber belt 43 is corresponding, and the introducing of the first shading rubber belt 41 is the equal of that existing film layer structure is utilized, because
This will not increase the integral thickness of backlight module 200 when forming the first photomask 31 using the first shading rubber belt 41.Shown in Fig. 3
Embodiment is the equal of that can form corresponding first photomask 31 and the second photomask 32 using existing film layer structure, will not
The integral thickness for increasing backlight module 200, is conducive to the demand of the slimming of backlight module 200, while being also beneficial to display device
300 slimming demand.In addition, embodiment illustrated in fig. 3 is in the 4th extension 322 close to the surface at the center of first through hole 201
And/or the surface at the center far from first through hole 201 is coated with light screening material, so that the 4th extension 322 is opaque, meanwhile,
Since the first photomask 31 has shade function in itself, itself is also opaque, therefore the second extension 312 and the 4th extension
322 together form the side wall for having shade function and being arranged around first through hole 201, effectively avoid the light of backlight module 200
Line drains to 201 position of first through hole.It should be noted that the light screening material in the embodiment of the present application is, for example, the tool such as ink
Any material of standby shade function, the application is to this without specifically limiting.
Optionally, Fig. 8 show a kind of top view for embodying the first shading rubber belt 41 and 22 positional relationship of optical diaphragm layer,
It should be noted that only embodying the first extension 311 and optical diaphragm layer 22 in the first shading rubber belt 41 in the top view
Relative positional relationship, first extension 311 are annular in shape and overlapping with optical diaphragm layer 22, that is to say, that the first shading glue
Overlapping region structure annular in shape with 41 with optical diaphragm layer 22 in the orthographic projection of receiving 29 place plane of frame ontology, cyclic structure
Width be D1, D1≤0.5mm.The width of the cyclic structure refers in the first extension 311 two in the embodiment of the present application
The shortest distance between circular edge, the width may be provided at 0.5mm and hereinafter, due to cyclic structure the first extension 311
It is to be located at region corresponding to 300 first non-display area 102 of display device, therefore it is non-aobvious largely to reduce first
Show the width in area 102, thus is advantageously implemented the narrow frame design of display device 300.
Optionally, Fig. 9 show another sectional view in Fig. 1 along the direction AA ', the phase of the embodiment and above-described embodiment
It is repeated no more with place.Optical diaphragm layer 22 include along 200 thickness direction of backlight module distance receiving frame ontology 29 it is farthest the
One optical film, the first extension 311 are integrally formed to obtain with the first optical film same layer and by same material in same technique；Second
The surface at surface of the extension 312 close to the center of first through hole 201 and/or the center far from first through hole 201 is coated with and hides
Luminescent material.Optionally, optical diaphragm layer 22 includes the light guide plate 23 set gradually along 200 thickness direction of backlight module, lower diffusion
Piece 221, lower brightening piece 222 and upper brightening piece 223；First optical film is upper brightening piece 223.Accordingly, third extension 321 with
21 same layer of reflector plate simultaneously is integrally formed to obtain by same material in same technique；4th extension 322 is close to first through hole 201
The surface at the surface at center and/or the center far from first through hole 201 is coated with light screening material.
Specifically, in embodiment illustrated in fig. 9, the first photomask 31 is the equal of extending upper brightening piece 223 and to receiving
What the direction of frame ontology 29 was bent, accordingly, the second photomask 32 is the equal of extending reflector plate 21 and adding lustre to upwards
What the direction of piece 223 was bent, light screening material is coated on the second extension 312 and the 4th extension 322, certain second prolongs
When extending portion 312 and the 4th extension 322 are bonded, light screening material can be also adulterated in bonded adhesives, it in this way can be by the second extension
312 and the 4th reliable bonding of extension 322, and shading can be played the role of.Embodiment illustrated in fig. 9 is also with existing film layer
Structure forms the first photomask 31 and the second photomask 32, it is same without for the first photomask 31 and the second photomask 32 individually
Other film layer structure is set, therefore not will increase the thickness of backlight module 200, will not equally increase display device 300
Thickness, so that backlight module 200 and display device 300 can meet slimming demand.
Optionally, Figure 10 show another sectional view in Fig. 1 along the direction AA ', the embodiment and above-described embodiment
Something in common repeats no more.Optical diaphragm layer 22 includes the light guide plate 23 set gradually along 200 thickness direction of backlight module, lower expansion
Discrete piece 221, lower brightening piece 222, upper brightening piece 223 and upper diffusion sheet 224；First optical film is upper diffusion sheet 224.Third extends
Portion 321 is integrally formed to obtain with 21 same layer of reflector plate and by same material in same technique；4th extension 322 is logical close to first
The surface at the surface at the center in hole 201 and/or the center far from first through hole 201 is coated with light screening material.
Specifically, in embodiment illustrated in fig. 10, backlight module 200 is additionally provided with diffusion sheet 224, diffusion sheet 224 on this
It is the farthest optical diaphragm of distance receiving frame ontology 29, the first photomask 31 is extended by upper diffusion sheet 224 and bends to obtain, corresponding
Ground, the second photomask 32 are extended by reflector plate 21 and bend to obtain, which forms the also with existing film layer structure
One photomask 31 and the second photomask 32, it is same other without being separately provided for the first photomask 31 and the second photomask 32
Film layer structure, therefore not will increase the thickness of backlight module 200, it will not equally increase the thickness of display device 300, so that back
Optical mode group 200 and display device 300 can meet slimming demand.
Optionally, Figure 11 is please referred to, Figure 11 show another sectional view in Fig. 1 along the direction AA ', optical diaphragm layer 22
Including light guide plate 23, lower diffusion sheet 221, lower brightening piece 222 and the upper brightening piece set gradually along 200 thickness direction of backlight module
223；Second photomask 32 is the second shading rubber belt 42, and the third extension 321 of the second shading rubber belt 42 is attached at reflector plate 21
Close to the side of receiving frame ontology 29.
Specifically, in embodiment illustrated in fig. 11, the second photomask 32 is presented as the second shading rubber belt 42, the first photomask 31
Extended by upper brightening piece 223 and bends acquisition.Since the second photomask 32 has shading performance and adhesion strength in itself, when using the
When two shading rubber belts 42 are as the second photomask 32, pass through the 4th extension between the 4th extension 322 and the second extension 312
Bonding can be realized in 322 adhesion strengths itself, and no longer needs to coat light screening material for the second photomask 32, and only second extends
Portion 312 coats light screening material, and such mode is conducive to save production procedure, improves production efficiency.
It should be noted that when the second photomask 32 is presented as the second shading rubber belt 42, corresponding first photomask 31
It can be formed by the farthest optical diaphragm of distance receiving frame ontology 29, in addition to such form, the first photomask 31 can also be by being attached to
First shading rubber belt 41 formation of the farthest optical diaphragm of distance receiving frame ontology 29 far from receiving 29 side of frame ontology, in this way,
First shading rubber belt 41 and the second shading rubber belt 42 can form the side wall for having shade function together, effectively prevent backlight module
200 light escapes to the position where first through hole 201.
Optionally, Fig. 4 is referred to, the quantity for the second sub- extension 313 that the first photomask 31 is included is n1, wherein 4
≤n1≤8.The quantity of the second sub- extension 313 in first photomask 31 is set greater than equal to 4 by the embodiment of the present application
When, each second sub- extension 313 is more pliable for the first extension 311；By the second son in the first photomask 31
When the quantity of extension 313 is set smaller than equal to 8, quantity is unlikely to excessively, to be conducive to reduce 312 He of the second extension
The workload that 4th extension 322 is bonded.
Optionally, Fig. 5 is referred to, the quantity for the 4th sub- extension 323 that the second photomask 32 is included is n2, wherein 4
≤n2≤8.The quantity of the 4th sub- extension 323 in second photomask 32 is set greater than equal to 4 by the embodiment of the present application
When, so that each 4th sub- extension 323 is more pliable for third extension 321；By in the second photomask 32
When the quantity of four sub- extensions 323 is set smaller than equal to 8, quantity is unlikely to excessively, to be conducive to reduce the 4th extension
322 and second workload that is bonded of extension 312.The quantity of the 4th extension 322 in figure illustrated embodiment and figure institute
Show that the second quantity extended in embodiment is identical, is 8, by the second sub- extension 313 and the 4th sub- extension 323
It when being combined, can be aligned when by one of them relative to another rotation, make the second sub- extension 313 and the 4th son
Extension 323 is overlapping and overlaps the first gap 314 and the second gap 324 not, extends by the second extension 312 and the 4th
Portion 322 can form lighttight side wall after being bonded.Second sub- extension 313 and the identical knot of the 4th sub- 323 quantity of extension
Structure makes the process of contraposition simpler easy, to be conducive to be promoted the production procedure of display device 300.
Optionally, Fig. 4 and Fig. 5 are referred to, in the first photomask 31, the second sub- extension 313 is in the first trapezium structure, and
Length in first trapezium structure close to the first bottom edge 81 of the first extension 311 is less than second far from the first extension 311
The length on bottom edge 82；
In second photomask 32, the 4th sub- extension 323 is in the second trapezium structure, and close to third in the second trapezium structure
The length on the third bottom edge 83 of extension 321 is less than the length on the 4th bottom edge 84 far from third extension 321.
Specifically, Fig. 4 and Fig. 5, the second sub- extension 313 and the 4th sub- trapezoidal structure of extension 323 are referred to, and
Length close to the bottom edge of the first extension 311 and third extension 321 is shorter, since the second sub- extension 313 is upper
State what the position on the first bottom edge 81 was bent, the 4th sub- extension 323 is bent in the position on above-mentioned third bottom edge 83
, when the Design of length on the first bottom edge 81 and third bottom edge 83 is obtained shorter, so that the resistance being subject in bending process is smaller, from
And it is more pliable.Meanwhile when setting trapezium structure for the second sub- extension 313 and the 4th sub- extension 323, so that the second son
The width of extension 313 and the 4th sub- extension 323 is presented the trend being gradually increased and is conducive to when being bonded to the two
Increase contact area between the two, to be conducive to be promoted the bonding reliability of the two.Certainly, in some other of the application
In embodiment, other structures, such as rectangular configuration etc., this Shen can be also presented in the second sub- extension 313 and the 4th sub- extension 323
Please to this without specifically limiting.
Through the foregoing embodiment it is found that display device provided by the invention, at least realize it is following the utility model has the advantages that
Display device provided herein, including display panel and backlight module, display panel include hollow-out parts, backlight
Mould group include with above-mentioned hollow-out parts corresponding first through hole in position, in particular, backlight module further include the first photomask and
Second photomask, the 4th extension in the second extension and the second photomask in the first photomask are respectively positioned on first through hole
Inside, the second extension and the 4th extension are mutually bonded the side wall for collectively forming first through hole, due to connecting with the second extension
The first extension connect is the side positioned at optical diaphragm far from receiving frame ontology, and the third connecting with the 4th extension extends
Portion is can close to the side of receiving frame ontology, therefore the side wall of the second extension and the 4th extension composition positioned at reflector plate
Effectively the light emitting region of backlight module is isolated with first through hole, the light for being conducive to avoid backlight module to issue enters the
One through-hole position, to avoid impacting the optical effect of camera when camera is arranged in first through hole position.
Although some specific embodiments of the invention are described in detail by example, the skill of this field
Art personnel it should be understood that example above merely to being illustrated, the range being not intended to be limiting of the invention.The skill of this field
Art personnel are it should be understood that can without departing from the scope and spirit of the present invention modify to above embodiments.This hair
Bright range is defined by the following claims.
Claims (15)
1. a kind of display device characterized by comprising
Display panel, the display panel include hollow-out parts, the first non-display area, viewing area and the second non-display area, and described
One non-display area surrounds the hollow-out parts, and the viewing area surrounds first non-display area, and second non-display area surrounds
The viewing area；
Backlight module, the backlight module include first through hole, receiving frame, reflector plate and optical diaphragm layer；The first through hole
It is corresponding with the hollow-out parts and along its thickness direction run through the backlight module；The receiving frame includes planar receiving frame sheet
Body；The reflector plate is arranged close to the receiving frame ontology, and the optical diaphragm layer is arranged in the reflector plate far from the receipts
Hold the side of frame ontology；
The backlight module further includes the first photomask and the second photomask；
First photomask, including the first extension and the second extension being connect with first extension；Described first
Extending part is in side of the optical diaphragm layer far from the receiving frame ontology, around first through hole setting and extension side
To parallel with plane where the receiving frame ontology；Second extending part is inside the first through hole and around described the
The center of one through-hole is arranged, and the extending direction of second extension is directed toward the receiving frame ontology by first extension；
And
Second photomask, including third extension and the 4th extension being connect with the third extension；The third
Extending part in the reflector plate close to it is described receiving frame ontology side, around the first through hole setting and extending direction with
Plane where the receiving frame ontology is parallel；4th extending part is inside the first through hole and logical around described first
The center in hole is arranged, and the extending direction of the 4th extension is directed toward first extension by the third extension；It is described
Second extension and the 4th extension are mutually bonded.
2. display device according to claim 1, which is characterized in that
In backlight module position corresponding with first non-display area, between the first plane and the second plane without glue frame and
Frame is accommodated, first plane is that the receiving frame ontology is flat close to the plane where the display panel side, described second
Face is the display panel close to the plane where the backlight module side.
3. display device according to claim 1, which is characterized in that second extension includes that multiple second sons extend
Portion includes the first gap between the second sub- extension of adjacent two；4th extension includes that multiple 4th sons prolong
Extending portion includes the second gap between the 4th sub- extension of adjacent two；
First gap and second gap are non-overlapping.
4. display device according to claim 1, which is characterized in that second extension and the 4th extension
Extending direction is vertical with the plane where the receiving frame ontology.
5. display device according to claim 1, which is characterized in that the optical diaphragm layer includes along the backlight module
Thickness direction first optical film farthest apart from the receiving frame ontology；First photomask is the first shading rubber belt, described
First extension of first shading rubber belt is attached at side of first optical film far from the receiving frame ontology.
6. display device according to claim 5, which is characterized in that first shading rubber belt and the optical diaphragm layer
In the overlapping region structure annular in shape of the orthographic projection of plane where the receiving frame ontology, the width of the cyclic structure is D1,
D1≤0.5mm。
7. display device according to claim 1, which is characterized in that first extension and second extension by
Nonmetallic materials of the same race are integrally formed to obtain in same technique, and the third extension and the 4th extension are by non-gold of the same race
Belong to material to be integrally formed to obtain in same technique.
8. display device according to claim 7, which is characterized in that the optical diaphragm layer includes along the backlight module
Thickness direction first optical film farthest apart from the receiving frame ontology, first extension and the first optical film same layer
And it is integrally formed to obtain in same technique by same material；
The table on the surface at center of second extension close to the first through hole and/or the center far from the first through hole
Face is coated with light screening material.
9. display device according to claim 8, which is characterized in that the optical diaphragm layer includes along the backlight module
Light guide plate, lower diffusion sheet, lower brightening piece and the upper brightening piece that thickness direction is set gradually；
First optical film is the upper brightening piece.
10. display device according to claim 8, which is characterized in that the optical diaphragm layer includes along the backlight mould
Light guide plate, lower diffusion sheet, lower brightening piece, upper brightening piece and the upper diffusion sheet that group thickness direction is set gradually；
First optical film is the upper diffusion sheet.
11. display device according to claim 7, which is characterized in that the optical diaphragm layer includes along the backlight mould
Light guide plate, lower diffusion sheet, lower brightening piece and the upper brightening piece that group thickness direction is set gradually；
The third extension is integrally formed to obtain with the reflector plate same layer and by same material in same technique；Described 4th
The surface at surface of the extension close to the center of the first through hole and/or the center far from the first through hole is coated with shading
Material.
12. display device according to claim 7, which is characterized in that the optical diaphragm layer includes along the backlight mould
Light guide plate, lower diffusion sheet, lower brightening piece and the upper brightening piece that group thickness direction is set gradually；Second photomask is the second screening
Optical cement band, the third extension of second shading rubber belt are attached at the reflector plate close to the one of the receiving frame ontology
Side.
13. display device according to claim 3, which is characterized in that first photomask included described second
The quantity of sub- extension is n1, wherein 4≤n1≤8.
14. display device according to claim 3, which is characterized in that second photomask included the described 4th
The quantity of sub- extension is n2, wherein 4≤n2≤8.
15. display device according to claim 3, which is characterized in that the second sub- extension is in the first trapezium structure,
And the length in first trapezium structure close to the first bottom edge of the first extension is less than the far from first extension
The length on two bottom edges；
The 4th sub- extension is in the second trapezium structure, and close to the of the third extension in second trapezium structure
The length on three bottom edges is less than the length on the 4th bottom edge far from the third extension.
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| CN201810833077.5A CN108957855B (en) | 2018-07-26 | 2018-07-26 | Display device |
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|---|---|---|---|
| CN201810833077.5A CN108957855B (en) | 2018-07-26 | 2018-07-26 | Display device |
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| CN108957855B CN108957855B (en) | 2021-04-02 |
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