CN110174723A - Display module and display device - Google Patents
Display module and display device Download PDFInfo
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- CN110174723A CN110174723A CN201910356774.0A CN201910356774A CN110174723A CN 110174723 A CN110174723 A CN 110174723A CN 201910356774 A CN201910356774 A CN 201910356774A CN 110174723 A CN110174723 A CN 110174723A
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- slit
- display panel
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- orthographic projection
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/004—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
- G02B6/0086—Positioning aspects
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
- G02B6/0086—Positioning aspects
- G02B6/0091—Positioning aspects of the light source relative to the light guide
-
- 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
- G02F1/133615—Edge-illuminating devices, i.e. illuminating from the side
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Planar Illumination Modules (AREA)
- Liquid Crystal (AREA)
Abstract
The invention discloses display modules and display device, display module includes display panel and backlight module, backlight module includes shell, side-edge type backlight and light guide plate, shell includes bottom plate and side plate, side plate and bottom plate form accommodating cavity to accommodate side-edge type backlight and light guide plate, and light-emitting surface and the light guide plate of side-edge type backlight are oppositely arranged；Display module further includes flexible circuit board, and flexible circuit board is bent to the side of shell and is fixedly connected with the casing by bonding piece；Bottom plate is equipped at least one first slit, the first slit display panel orthographic projection in the plane be located at light guide plate in display panel in orthographic projection in the plane；First slit includes the first sub- slit, display panel the sub- slit of orthographic projection first in the plane between side-edge type backlight and bonding piece.The present invention can disperse it is counter after flexible circuit board reflexed tenses the bounce on shell is acted on when being attached on shell, improve firefly phenomenon.
Description
Technical field
The present invention relates to field of display technology, more particularly, to a kind of display module and display device.
Background technique
Side-edge type backlight, side entering type back usually are set in light guide plate side applied to the backlight module of display panel at present
The light of light source transmitting is absorbed after entering light guide plate, is spread again by the site being arranged on light guide plate, is destroyed total reflection and is made
At internal communication, project light uniformly from the light-emitting surface of light guide plate, realize and area source is converted by point light source.
As the frame of display module is more and more narrow, firefly effect is also more obvious, so it is urgent to provide be able to solve
The narrow frame display module of firefly effect.
Summary of the invention
In view of this, the present invention provides a kind of display modules of narrow frame for being able to solve firefly effect and display dress
It sets.
On the one hand, the present invention provides a kind of display modules, described including the display panel and backlight module being oppositely arranged
Display module includes viewing area and the non-display area around the viewing area；
The backlight module includes shell, side-edge type backlight and light guide plate, and the shell includes bottom plate and side plate, described
Side plate and the bottom plate form accommodating cavity to accommodate the side-edge type backlight and light guide plate, and the side-edge type backlight goes out light
Face is oppositely arranged with the light guide plate；
The non-display area includes the first non-display area and the second non-display area being oppositely arranged, and the display panel is upper
In being equipped with binding area in the region of first non-display area, the binding area is equipped with pad；
The display module further includes flexible circuit board, and the flexible circuit board is electrically connected with the pad, the flexibility
Wiring board is bent to the side of the shell and is fixedly connected by bonding piece with the shell；
The bottom plate is equipped at least one first slit, first slit in the display panel in the plane
Orthographic projection be located at the light guide plate in the display panel in orthographic projection in the plane；First slit includes the first son
Slit, the first sub- slit the display panel orthographic projection in the plane be located at the side-edge type backlight described
Display panel orthographic projection in the plane and the bonding piece in the display panel between orthographic projection in the plane.
On the other hand, the present invention also provides a kind of display devices, including above-mentioned display module.
Compared with prior art, display module and display device provided by the invention at least realize following beneficial effect
Fruit:
Display module provided by the invention sets the first slit on the bottom plate of shell, and the first slit is put down where display panel
Orthographic projection on face be located at light guide plate in display panel in orthographic projection in the plane, the first sub- slit in the first slit exists
Display panel orthographic projection in the plane be located at side-edge type backlight display panel orthographic projection and bonding in the plane
Part in display panel between orthographic projection in the plane, it is counter after the tension of flexible circuit board reflexed to act on when being attached on shell
Bounce on shell can disperse in the position of the first slit, this bounce will not act on light guide plate and side-edge type backlight
On, improve firefly phenomenon.
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 is a kind of sectional view for display module that the prior art provides；
Fig. 2 is the schematic diagram that firefly phenomenon occurs for display module in Fig. 1；
Fig. 3 is a kind of display module planar structure schematic diagram provided by the invention；
Fig. 4 be in Fig. 3 A-A to sectional view；
Fig. 5 is a kind of planar structure schematic diagram of shell in the display module of Fig. 3 offer；
Fig. 6 be in Fig. 3 another A-A to sectional view；
Fig. 7 is the planar structure schematic diagram of another shell in the display module of Fig. 3 offer；
Fig. 8 is the planar structure schematic diagram of another shell in the display module of Fig. 3 offer；
Fig. 9 be in Fig. 3 another A-A to sectional view；
Figure 10 is the planar structure schematic diagram of another shell in the display module of Fig. 3 offer；
Figure 11 is the top view of another shell in the display module provided in Fig. 3；
Figure 12 is the planar structure schematic diagram of another shell in the display module of Fig. 3 offer；
Figure 13 is the planar structure schematic diagram of another shell in the display module of Fig. 3 offer；
Figure 14 be in Fig. 3 another A-A to sectional view；
Figure 15 be in Fig. 3 another A-A to sectional view；
Figure 16 is a kind of planar structure schematic diagram of light guide plate in the display module of Fig. 3 offer；
Figure 17 be in Fig. 3 another A-A to sectional view；
Figure 18 is the planar structure schematic diagram of another display module provided by the invention；
Figure 19 is a kind of structural schematic diagram of display device provided by the invention.
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.
It is a kind of sectional view for display module that the prior art provides with reference to Fig. 1 and Fig. 2, Fig. 1, Fig. 2 is that mould is shown in Fig. 1
The schematic diagram of firefly phenomenon occurs for group.Display module 00 includes the display panel 01 and backlight module 02 being oppositely arranged in Fig. 1,
Backlight module 01 includes backlight iron frame 021, side-edge type backlight 022 and light guide plate 023, and backlight iron frame 021 includes bottom plate and side
Plate, side plate and bottom plate form accommodating cavity to accommodate side-edge type backlight 022 and light guide plate 023, and side-edge type backlight 022 goes out light
Face a is oppositely arranged with light guide plate 023, that is, side-edge type backlight 022 light-emitting surface a towards light guide plate 023, side entrance back
Source 022 is in the LED lamp item of 023 side of light guide plate setting, and certain backlight module 02 further includes other film layers, such as
Sequentially be stacked on light guide plate 023 close to the lower diffusion sheet 024 of 01 side of display panel, prismatic lens 025, upper diffusion sheet 026 and
Reflector plate 028 of the light guide plate 023 far from 01 side of display panel is set, while backlight module 02 further includes glue frame 027, is passed through
Glue frame 027 on 021 side plate inner wall of backlight iron frame is bonded together by double-sided adhesive with display panel 01, so that backlight iron frame 021
Enclosure space is formed between display panel 01；Display module 00 further includes flexible circuit board 011, soft in narrow frame display module
Property wiring board 011 is usually bundled on the pad in the following frame region of display panel 01, and is bent to the one of backlight iron frame 021
Side is bonded flexible circuit board 011 and backlight iron frame 021 by double-sided adhesive, due to flexible circuit board 011 be after reflexed tenses instead
It is attached on back side iron frame 021, there are bounces to act on backlight iron frame 021 after flexible circuit board 011 tenses, and leads to backlight iron
Frame 021 deforms, the area A as shown in figure 1, and backlight iron frame 021 causes side-edge type backlight 022 and 023 position of light guide plate to become after deforming
Dynamic, the area Tu1Zhong B shows the case where side-edge type backlight 022 is with 023 shift in position of light guide plate, and side as shown in Figure 2 is caused to enter
The dark space between LED light in formula backlight 022 becomes apparent from, and firefly effect is more serious.
In order to solve the above-mentioned technical problems, the present invention provides a kind of display module and display devices.It is mentioned about the present invention
The display module of confession and the embodiment of display device, are discussed further below.
It is a kind of display module planar structure schematic diagram provided by the invention with reference to Fig. 3, Fig. 4 and Fig. 5, Fig. 3, Fig. 4 is Fig. 3
For middle A-A to sectional view, Fig. 5 is a kind of planar structure schematic diagram of shell in the display module of Fig. 3 offer.
Display module 100 includes the display panel 1 and backlight module 2 being oppositely arranged in Fig. 4, and display module 100 is wrapped in Fig. 3
It includes viewing area AA and the non-display area BB around viewing area AA, non-display area BB includes the first non-display area being oppositely arranged
BB1 and the second non-display area BB2 is equipped with binding area BD on display panel 1 in the region of the first non-display area BB1, binds
Area BD is equipped with pad 11.
Backlight module 2 includes shell 21, side-edge type backlight 22 and light guide plate 23 in Fig. 4, and shell 21 includes 211 He of bottom plate
Side plate 212, side plate 212 and bottom plate 211 form accommodating cavity to accommodate side-edge type backlight 22 and light guide plate 23, side-edge type backlight
22 light-emitting surface is oppositely arranged with light guide plate 23；Display module 100 further includes flexible circuit board 3, flexible circuit board 3 and pad 11
Electrical connection, flexible circuit board 3 are bent to the side of shell 21 and are fixedly connected by bonding piece 4 with shell 21.
21 planar structure schematic diagram of shell of the present embodiment is shown in Fig. 5, and it is first narrow that Fig. 5 insole board 211 is equipped at least one
The shape for stitching the first slit 5 in 5, Fig. 5 is linear type, and certain first slit 5 can also be other shapes, does not do specific limit here
It is fixed, in order to clearly show the first sub- slit 51, side-edge type backlight 2 and the positional relationship of bonding piece 4 in Fig. 5, by side entering type
The orthographic projection region of backlight 22 and bonding piece 4 on shell 21 is also shown, in Fig. 5 in the planar structure and Fig. 4 of shell
The sectional view of shell is corresponding.
First slit 5 known in Fig. 4 display panel 1 orthographic projection in the plane be located at light guide plate 23 in display panel
1 in orthographic projection in the plane；First slit 5 includes the first sub- slit 51, and the first sub- slit 51 is put down where display panel 1
Orthographic projection on face be located at side-edge type backlight 22 display panel 1 orthographic projection in the plane and bonding piece 4 in display surface
Plate 1 between orthographic projection in the plane.
The case where being illustrated only in Fig. 4 equipped with first slit 5 can of course be arranged multiple according to actual loading size
First slit 5.It can be linear type for orthographic projection shape of first slit 5 on display panel 1, naturally it is also possible to be other
Shape is not specifically limited here.
It can be understood that side-edge type backlight 22 is arranged in the first non-display area BB1, side-edge type backlight 22 includes
Multiple LED light being set side by side.
Backlight module 2 further includes other optical film layers in the present embodiment, illustrates only in Fig. 4 and is sequentially stacked on light guide plate 23
Close to the lower diffusion sheet 24 of 1 side of display panel, prismatic lens 25, upper diffusion sheet 26 and setting in light guide plate 23 far from display
The reflector plate 28 of 1 side of panel, while further including glue frame 27, by double-sided adhesive by the glue frame 27 on 21 side plate of shell, 212 inner wall
It is bonded together with display panel 1, so that enclosure space is formed between shell 21 and display panel 1, for wrapping in backlight module 2
The optical film layer contained is not specifically limited here, only schematically illustrate to be used.
Display module 100 further includes flexible circuit board 3 in Fig. 3, and it is non-aobvious that flexible circuit board 3 is bundled in display panel 1 first
Show in area BB1 on the pad 11 of binding area BD, and be bent to the side of shell 21 by bonding piece 4 by flexible circuit board 3 with
Shell 21 bonds.
Certainly the display panel 1 in the present invention may include the color membrane substrates being oppositely arranged and array substrate and be folded in
Liquid crystal layer (not shown) between color membrane substrates and array substrate, the glass substrate of color membrane substrates is in the first non-display area
The glass substrate that the position of BB1 can be less than array substrate makes color membrane substrates and array substrate form stepped region, stepped region Nei Bao
Binding area BD is included, is equipped with pad 11 in binding area BD, the material of pad 11 is usually the preferable metal material of electric conductivity, pad 11
On the one hand on the other hand the cabling in connection viewing area AA binds flexible circuit board 3 to viewing area AA transmission telecommunications number.
It further include driving chip (not illustrating in figure) in display module 100 provided in this embodiment, when driving chip is located at
When on the glass substrate of stepped region array substrate (COG), i.e., driving chip is directly bound on the glass substrate, is conducive to production.When
(COF) can also be arranged in flexible circuit board 3 in right driving chip, as the driving chip 7 in Fig. 4 is arranged in flexible circuit board 3
On, it further saves space and realizes narrow frame, the position of driving chip is not specifically limited here.Shell 21 in the present invention
It is not only suitable for COF and is suitable for COG again, as long as backlight is side entering type.
Due to flexible circuit board 3 be reflexed tense after it is counter be attached on shell 21, flexible circuit board 3 tense after there are bounces
Act on shell 21, due to cracking on shell 21, i.e., the first sub- slit 51 display panel 1 orthographic projection in the plane
Positioned at side-edge type backlight 22 display panel 1 orthographic projection in the plane and bonding piece 41 institute of display panel in the plane
Orthographic projection between dispersed on the first sub- slit 51 so that acting on bounce on shell 21, the deformation of shell 21
Side-edge type backlight 22 is not interfered with.Certain first slit 5 can also include other structures, but as long as guaranteeing the first sub- slit
51 display panel 1 orthographic projection in the plane be located at side-edge type backlight 22 display panel 1 positive throwing in the plane
Shadow and bonding piece 4 in display panel 1 between orthographic projection in the plane, it will be able to realize that dispersion flexible circuit board 3 acts on
Bounce on shell 21 improves and acts on firefly problem caused by the bounce on shell 21 as flexible circuit board 3.
Display module provided in this embodiment, at least have it is following the utility model has the advantages that
Set the first slit 5 on the bottom plate 211 of shell 21, the first slit 5 display panel 1 orthographic projection in the plane
Positioned at light guide plate 23 in display panel 1 in orthographic projection in the plane, the first sub- slit 51 in the first slit 5 is in display surface
Plate 1 orthographic projection in the plane be located at side-edge type backlight 22 display panel 1 orthographic projection and bonding piece 4 in the plane
In display panel 1 between orthographic projection in the plane, it is anti-after 3 reflexed of flexible circuit board tenses to be attached to Shi Zuoyong on shell 21
Bounce on shell 21 can disperse in the position of the first slit 5, this bounce will not act on light guide plate 23 and side enters
On formula backlight 22, firefly phenomenon is improved.
Referring to figure 6 and figure 7, Fig. 6 be in Fig. 3 another A-A to sectional view；Fig. 7 is another in the display module of Fig. 3 offer
The planar structure schematic diagram of kind shell.The plan view of shell in Fig. 7 is corresponding with the structure of shell in sectional view in Fig. 6.
Backlight module 2 includes shell 21, side-edge type backlight 22 and light guide plate 23 in Fig. 6, and shell 21 includes 211 He of bottom plate
Side plate, side plate (the first side plate 212a is illustrated only in Fig. 6) and bottom plate 211 form accommodating cavity with accommodate side-edge type backlight 22 and
Light guide plate 23, light-emitting surface and the light guide plate 23 of side-edge type backlight 22 are oppositely arranged；Display module further includes flexible circuit board 3,
Flexible circuit board 3 is bent to the side of shell 21 and is fixedly connected by bonding piece 4 with shell 21.
The positional relationship of the first sub- slit 51 and side-edge type backlight 22 and bonding piece 4 is clearly showed in Fig. 7,
The orthographic projection region of side-edge type backlight 22 and bonding piece 4 on shell 21 is also shown.
It can be understood that backlight module 2 further includes other optical film layers in the present embodiment, sequentially heap is illustrated only in Fig. 6
Light guide plate 23 is stacked in close to the lower diffusion sheet 24 of 1 side of display panel, prismatic lens 25, upper diffusion sheet 26 and is arranged in leaded light
Reflector plate 28 of the plate 23 far from 1 side of display panel, while further including glue frame 27, it will be in 21 side plate 212 of shell by double-sided adhesive
Glue frame 27 on wall is bonded together with display panel 1, so that enclosure space is formed between shell 21 and display panel 1, for
The optical film layer for including in backlight module 2 is not specifically limited here, only schematically illustrate to be used.
The first slit 5 further includes the second sub- slit 52 in Fig. 6 and Fig. 7, and the second sub- slit 52 is connected to the first sub- slit 51,
And second sub- slit 52 be located at the first sub- side of the slit 51 far from side-edge type backlight 22.The first slit 5 illustrated in Fig. 7
To be U-shaped, certainly can also be other shapes, from Fig. 6 and Fig. 7 it can be seen that the first sub- slit 51 where display panel 1 put down
Orthographic projection on face be located at side-edge type backlight 22 display panel 1 orthographic projection in the plane and bonding piece 4 in display surface
Plate 1 between orthographic projection in the plane, the second sub- slit 52 is located at one of the first sub- slit 51 far from side-edge type backlight 22
Side.
Although the second sub- slit 52 in the present embodiment display panel 1 orthographic projection in the plane be not exclusively located at side
Enter formula backlight 22 display panel 1 orthographic projection in the plane and bonding piece 4 display panel 1 positive throwing in the plane
Between shadow, but by the first sub- slit 51 display panel 1 orthographic projection in the plane be located at side-edge type backlight 22 and exist
Display panel 1 orthographic projection in the plane and bonding piece 4 in display panel 1 between orthographic projection in the plane, work as flexibility
3 reflexed of wiring board is anti-when being attached on shell 21 after tensing, and the bounce acted on shell 21 can be in the position of the first slit 5 point
It dissipates, this bounce will not act on light guide plate 23 and side-edge type backlight 22, so as to improve firefly phenomenon.
With continued reference to Fig. 6 and Fig. 7, Fig. 7 latus inframedium 212 includes the first side plate 212a, the second side plate 212b, third side plate
212c and the 4th side plate 212d, the first side plate 212a and the second side plate 212b be located at bottom plate 211 along first direction X it is opposite two
Side, third side plate 212c and the 4th side plate 212d are located at the Y opposite two sides in a second direction of bottom plate 211, and bottom plate 211, first
Accommodating cavity is formed between side plate 212a, the second side plate 212b, third side plate 212c and the 4th side plate 212d；Wherein, first direction X
Intersect with second direction Y, side entering type light source 22 and light guide plate 23 (referring to Fig. 6) are arranged along first direction X, and side entering type light source 22
Between light guide plate 23 and the first side plate 212a；Y extends first sub- slit 51 in a second direction.
It can be understood that the first slit 5 in Fig. 7 is U-shaped, it can also be certainly the shapes such as linear type, as long as first
Y extends sub- slit 51 in a second direction.
3 reflexed of flexible circuit board is anti-when being attached on shell 21 after tensing, and the bonding piece 4 generallyd use is double-sided adhesive, and is glued
The arranged direction for tying part 4 is that Y extends in a second direction, the Y extension in a second direction of the first sub- slit 51, just can be along the
Two direction Y uniformly disperse to act on the rebound on the 211 first direction X of bottom plate of shell 21 after 3 reflexed of flexible circuit board tenses
Power can preferably improve firefly phenomenon.
In some alternative embodiments, multiple first slits are arranged in the third side plate and institute in a second direction
It states between the 4th side plate.It is the planar structure schematic diagram of another shell in the display module of Fig. 3 offer referring to Fig. 8, Fig. 8.
Two the first slits 5 are illustrated only in Fig. 8 is arranged in third side plate 212c and the 4th side plate in a second direction
Between 212d, the quantity of certain first slit 5 can also be three or three or more, be not specifically limited here.
The first slit 5 in certain Fig. 8 be it is linear, can also to be not specifically limited here as U-shaped in Fig. 7,
As long as when the first slit 5 for it is U-shaped be meet the first sub- slit 51 display panel orthographic projection in the plane be located at side entering type
Backlight display panel orthographic projection in the plane and bonding piece display panel between orthographic projection in the plane i.e.
It can.
Bonding piece 4 can similarly be set to Y in a second direction be arranged it is multiple, as shown in Figure 8, bonding piece
4 are set as two of Y arrangement in a second direction.In order to clearly show the first sub- slit 51 and side-edge type backlight 22 and glue
The positional relationship for tying part 4, the orthographic projection region of side-edge type backlight 22 and bonding piece 4 on shell 21 is also shown.
In order to preferably disperse the bounce that flexible circuit board acts on 21 bottom plate 211 of shell, by the present embodiment
One slit 5 is set as multiple Y in a second direction and is arranged between third side plate 212c and the 4th side plate 212d, improves the light of firefly
The effect of worm phenomenon is more preferable.
Referring to Fig. 9 and Figure 10, Fig. 9 be in Fig. 3 another A-A to sectional view；Figure 10 be Fig. 3 provide display module in again
A kind of planar structure schematic diagram of shell.The plan view of shell in Figure 10 is corresponding with the structure of shell in sectional view in Fig. 9.
At least one second slit 6 is additionally provided in Figure 10 on the bottom plate 211 of shell 21, the second slit 6 includes the sub- slit 61 of third, third
Sub- slit 61 display panel 1 orthographic projection in the plane be located at side-edge type backlight 22 1 institute of display panel in the plane
Orthographic projection and the first slit 5 in display panel 1 between orthographic projection in the plane.
The second slit 6 illustrated in Figure 10 is linear type, can also be certainly other shapes, as long as meeting the sub- slit of third
61 display panel 1 orthographic projection in the plane be located at side-edge type backlight 22 display panel 1 positive throwing in the plane
Shadow and the first slit 5 in display panel 1 between orthographic projection in the plane, the other quantity of slit 61 sub- for third
It is not specifically limited, it can be for one or multiple.
After the second slit 6 is arranged, 3 reflexed of flexible circuit board acts on the bottom plate 211 of shell 21 bounce after tensing is first
First dispersed on the first slit 5, and passing through the first slit 5 later can be in the second slit 6 by fully decentralized bounce
Dispersed, to preferably improve firefly phenomenon.
With continued reference to Fig. 9 and Figure 10, the second slit 6 is arranged in parallel with the first slit 5.
It can be understood that the length of the second slit 6 and the first slit 5 can be arbitrarily arranged on second direction Y, this
The length cracked on shell 21 is not specifically limited in invention, this is because 3 reflexed of flexible circuit board acts on after tensing
It is X along a first direction in the bounce of the bottom plate 211 of shell 21, so for the length of the second slit 6 and the first slit 5
It can set according to actual needs.
It is conducive to further dispersion flexible circuit board when second slit 6 and the first slit 5 are arranged in parallel and acts on shell 21
Bounce on bottom plate 211.
1, Figure 11 is the top view of another shell in the display module provided in Fig. 3 referring to Fig.1.
At least one second slit 6 is additionally provided in Figure 11 on the bottom plate 211 of shell 21, the second slit 6 includes that third is narrow
Seam 61, the sub- slit 61 of third display panel orthographic projection in the plane be located at side-edge type backlight 22 where display panel
Orthographic projection and the first slit 5 in plane in display panel between orthographic projection in the plane.Side entering type back is shown in figure
Light source 22, bonding piece 4 the orthographic projection region on shell 21, may indicate that the positional relationship of third sub- slit 61 and the first slit 5.
It should be apparent that the second slit 6 further includes the 4th sub- slit 62, the 4th sub- slit 62 and third in Figure 11
Slit 61 is connected to, and the 4th sub- slit 62 is located at sub- side of the slit 61 far from side-edge type backlight 22 of third.
The case where being illustrated only in Figure 11 equipped with first slit of linear type 5, it is of course possible to be equipped with multiple first slits
5, the shape of the first slit 5 can also be other shapes, be not specifically limited here.
The case where only being illustrated in Figure 11 equipped with U-shaped second slit 6 are also provided with multiple second slits certainly
6, multiple second slits 6 are such as set side by side on second direction Y.
Although the 4th sub- slit 62 in the present embodiment display panel orthographic projection in the plane be not exclusively located at side
Enter formula backlight 22 display panel orthographic projection in the plane and the first slit 5 display panel positive throwing in the plane
Between shadow, but since the 4th sub- slit 62 is located at sub- side of the slit 61 far from side-edge type backlight 22 of third, work as flexible wires
Plate 3 reflexed in road is anti-when being attached on shell 21 after tensing, and the bounce acted on bottom plate 211 can be in the first slit 5 and the 4th son
The position of slit 62 disperses in succession, and bounce will not act on light guide plate 23 and side-edge type backlight 22, so as to effective
Ground improves firefly phenomenon.
It is the planar structure signal of another shell in the display module of Fig. 3 offer referring to Fig. 5, Figure 12 and Figure 13, Figure 12
Figure, Figure 13 are the planar structure schematic diagrams of another shell in the display module of Fig. 3 offer；First slit 5 is in display panel institute
Orthographic projection in the plane is U-shaped, W type or Z-type.In Fig. 5 the first slit 5 display panel orthographic projection in the plane be U
Type, in Figure 12 the first slit 5 display panel orthographic projection in the plane be W type, the first slit 5 is in display panel in Figure 13
Orthographic projection in the plane be Z-type, certain first slit 5 can also be other shapes, be not specifically limited here, if the
One sub- slit 51 display panel 1 orthographic projection in the plane be located at side-edge type backlight 22 in 1 place plane of display panel
On orthographic projection and bonding piece 4 in display panel 1 between orthographic projection in the plane, it will be able to it is anti-to disperse flexible circuit board 3
The anti-bounce being attached on shell 21 after folding tenses improves firefly phenomenon.
Furthermore the shape of the second slit 6 can be linear type, naturally it is also possible to it is set as U-shaped, W type or Z-type, it can be with
Continue to be dispersed in not fully decentralized bounce in the first slit 5.
Referring to Fig.1 4, Figure 14 be in Fig. 3 another A-A to sectional view.Light guide plate 23 includes and viewing area AA phase in Figure 14
Corresponding first 231 and second 232 corresponding with non-display area BB, the first slit 51 institute of display panel in the plane
Orthographic projection be located at first 231 in display panel 1 within orthographic projection in the plane.
Light guide plate 23 includes two parts in the present embodiment, and first 231 is located in the viewing area AA of display module, the
It is located in the non-display area BB of display module for two 232, here corresponding refers to perpendicular to 1 place plane of display panel
It is oppositely arranged on direction.As long as be understandable that the first sub- slit 51 display panel 1 orthographic projection position in the plane
In side-edge type backlight 22 display panel 1 orthographic projection in the plane and bonding piece 4 in display panel 1 in the plane
Between orthographic projection, it will be able to disperse the anti-bounce being attached on shell 21 after 3 reflexed of flexible circuit board tenses, it is existing to improve firefly
As.
Referring to Fig.1 5, Figure 15 be in Fig. 3 another A-A to sectional view；Light guide plate 23 includes and viewing area AA phase in Figure 15
Corresponding first 231 and second 232 corresponding with non-display area BB, the first slit 51 institute of display panel in the plane
Orthographic projection be located at second 232 in display panel 1 within orthographic projection in the plane.As long as the first sub- slit 51 is being shown
Panel 1 orthographic projection in the plane be located at side-edge type backlight 22 display panel 1 orthographic projection and bonding in the plane
Part 4 in display panel 1 between orthographic projection in the plane, it will be able to disperse counter after 3 reflexed of flexible circuit board tenses to be attached to shell
Bounce on body 21 improves firefly phenomenon.It is located at from the first slit of display module 5 in terms of the side of display panel 1 non-display
It will not influence the normal display of display module in area BB.
6 and Fig. 4 referring to Fig.1, Figure 16 are a kind of planar structure schematic diagram of light guide plate in the display module of Fig. 3 offer, figure
16 are proximate to the planar structure schematic diagram of shell side, the section of the light guide plate in Figure 16 in the planar structure and Fig. 4 of light guide plate
Figure is corresponding.Light guide plate 23 is equipped with site 29 close to the side of shell 21, and light guide plate 23 includes the first sub-portion 23a and second
Sub-portion 23b, the first sub-portion 23a display panel 1 orthographic projection in the plane and the first slit 5 put down where display panel 1
Orthographic projection on face is at least partly overlapped, the second sub-portion display panel 1 orthographic projection in the plane and the first slit 5 aobvious
Show panel 1 orthographic projection in the plane be not overlapped, and the density of the first site sub-portion 23a is greater than the second site sub-portion 23b
Density.
Site 29 is only illustrated in Figure 16, and the shapes and sizes of site 29 are not specifically limited here.
The positional relationship for showing the first sub-portion 23a, the second sub-portion 23b and the first slit 5 in Figure 16, by the first slit
The 5 orthographic projection region on light guide plate 23 is also shown.The density of the first site sub-portion 23a is greater than the second son as seen from Figure 16
The density of the portion site 23b.After the first slit 5 is arranged on shell, from display module in terms of flexible circuit board side in the first slit 5
Position have certain light leakage, the density that corresponding the first sub-portion 23a in light guide plate 23 increases site can increase light
The reflection of line here, increase dot density after without light leakage, to not influence the normal display of display module.
Referring to Fig.1 7, Figure 17 be in Fig. 3 another A-A to sectional view.In Figure 17 flexible circuit board 3 close to shell 21 one
Side is equipped with reflecting layer 30, and reflecting layer 30 in the institute's orthographic projection in the plane of display panel 1 with the first slit 5 in display panel 1
Orthographic projection in the plane it is least partially overlapped.
It can be understood that reflecting layer 30 in the institute's orthographic projection in the plane of display panel 1 with the first slit 5 in display surface
Plate 1 orthographic projection in the plane can be completely overlapped, can also with the first slit 5 display panel 1 positive throwing in the plane
Shadow be located at reflecting layer 30 in display panel 1 within orthographic projection in the plane.
Since the first slit 5 being arranged on shell 21, so from display module in terms of flexible circuit board side in the first slit 5
Position have certain light leakage, thus flexible circuit board 3 close to shell 21 side setting reflecting layer 30 can be by first
The light leakage of 5 position of slit is reflected back light guide plate 23, prevents light leakage from influencing the normal display of display module.
8, Figure 18 is the planar structure schematic diagram of another display module provided by the invention referring to Fig.1.It is shown in Figure 18
Mould group 100 includes the color membrane substrates being oppositely arranged and array substrate (not shown), array substrate including wherein display panel 1
Including the first underlay substrate, the first underlay substrate is equipped with driving chip 7, and driving chip 7 is located at stepped region array substrate at this time
Glass substrate on when (COG), i.e., driving chip 7 be directly bound on the glass substrate, be conducive to production.
With continued reference to Fig. 4, display panel includes the color membrane substrates being oppositely arranged and array substrate (figure China is not shown), soft
Property wiring board 3 be fixedly connected with array substrate, flexible circuit board 3 be equipped with driving chip 7 (COF), can will preferably drive
Flexible wires plate 3 is arranged in close to the bending part of shell 21 in chip 7, further saves space and realizes narrow frame.
The technical solution that the first slit is arranged in the present invention on shell 21 is not only suitable for COG and is also applied for COF, can change
Kind firefly phenomenon.
In some optional embodiments, Figure 19 is please referred to, Figure 19 is that a kind of structure of display device provided by the invention is shown
It is intended to, display device 200 provided in this embodiment, including the display panel 100 in above-described embodiment.Figure 19 embodiment is only with hand
For machine, display device 200 is illustrated, it is to be understood that display device 200 provided in an embodiment of the present invention, it can be with
It is other display devices 200 having a display function such as computer, TV, Electronic Paper, display device for mounting on vehicle, the present invention does not make this
Concrete restriction.Display device 200 provided in an embodiment of the present invention, having with display panel 100 provided in an embodiment of the present invention
Beneficial effect, can specifically refer to the various embodiments described above illustrating for display panel 100, and the present embodiment is no longer superfluous herein
It states.
Through the foregoing embodiment it is found that display module provided by the invention and display device, at least realizing following has
Beneficial effect:
Display module provided by the invention includes the display panel and backlight module being oppositely arranged, and the display module includes
Viewing area and non-display area around the viewing area；The backlight module includes shell, side-edge type backlight and leaded light
Plate, the shell include bottom plate and side plate, and the side plate and the bottom plate form accommodating cavity to accommodate the side-edge type backlight
And light guide plate, the light-emitting surface of the side-edge type backlight are oppositely arranged with the light guide plate；The non-display area includes opposite sets
The first non-display area and the second non-display area set are located on the display panel in the region of first non-display area and are equipped with
Area is bound, the binding area is equipped with pad；The display module further includes flexible circuit board, the flexible circuit board and the weldering
Disk electrical connection, the flexible circuit board are bent to the side of the shell and are fixedly connected by bonding piece with the shell；Institute
Bottom plate is stated equipped at least one first slit, first slit the display panel orthographic projection in the plane be located at
The light guide plate in the display panel in orthographic projection in the plane；First slit includes the first sub- slit, described
First sub- slit the display panel orthographic projection in the plane be located at the side-edge type backlight in the display panel
Orthographic projection in the plane and the bonding piece in the display panel between orthographic projection in the plane.At the bottom of shell
Set the first slit on plate, the first slit display panel orthographic projection in the plane be located at light guide plate where display panel and put down
In orthographic projection on face, the first sub- slit in the first slit display panel orthographic projection in the plane be located at side entering type back
Light source display panel orthographic projection in the plane and bonding piece in display panel between orthographic projection in the plane, when soft
Property wiring board reflexed tense after the anti-bounce acted on shell when being attached on shell can disperse in the position of the first slit, this
A bounce will not act on light guide plate and side-edge type backlight, improve firefly phenomenon.
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 module, which is characterized in that including the display panel and backlight module being oppositely arranged, the display module packet
Include viewing area and the non-display area around the viewing area；
The backlight module includes shell, side-edge type backlight and light guide plate, and the shell includes bottom plate and side plate, the side plate
Form accommodating cavity with the bottom plate to accommodate the side-edge type backlight and light guide plate, the light-emitting surface of the side-edge type backlight with
The light guide plate is oppositely arranged；
The non-display area includes the first non-display area and the second non-display area being oppositely arranged, and is located at institute on the display panel
It states and is equipped with binding area in the region of the first non-display area, the binding area is equipped with pad；
The display module further includes flexible circuit board, and the flexible circuit board is electrically connected with the pad, the flexible circuitry
Plate is bent to the side of the shell and is fixedly connected by bonding piece with the shell；
The bottom plate is equipped at least one first slit, first slit the display panel positive throwing in the plane
Shadow be located at the light guide plate in the display panel in orthographic projection in the plane；First slit includes that the first son is narrow
Seam, the first sub- slit are located at the side-edge type backlight in the orthographic projection in the plane of display panel institute and show described
Show panel orthographic projection in the plane and the bonding piece in the display panel between orthographic projection in the plane.
2. display module according to claim 1, which is characterized in that first slit further includes the second sub- slit, institute
It states the second sub- slit to be connected to the described first sub- slit, and the second sub- slit is located at the described first sub- slit far from the side
Enter the side of formula backlight.
3. display module according to claim 1, which is characterized in that the side plate includes the first side plate, the second side plate, the
Three side plates and the 4th side plate, first side plate and second side plate are located at the bottom plate two sides opposite along first direction,
The third side plate and the 4th side plate are located at the bottom plate opposite two sides in a second direction, and the bottom plate, described
The accommodating cavity is formed between side plate, second side plate, the third side plate and the 4th side plate；Wherein, described
One direction and second direction intersection, the side entering type light source and the light guide plate are arranged along the first direction, and described
Side entering type light source is between the light guide plate and first side plate；The first sub- slit extends along the second direction.
4. display module according to claim 3, which is characterized in that multiple first slits are arranged along the second direction
Column are arranged between the third side plate and the 4th side plate.
5. display module according to claim 1, which is characterized in that it is second narrow to be additionally provided at least one on the bottom plate
Seam, second slit includes the sub- slit of third, the sub- slit of third the display panel orthographic projection in the plane
Positioned at the side-edge type backlight the display panel orthographic projection in the plane and first slit in the display
Panel between orthographic projection in the plane.
6. display module according to claim 5, which is characterized in that second slit is parallel with first slit to be set
It sets.
7. display module according to claim 5, which is characterized in that second slit further includes the 4th sub- slit, institute
It states the 4th sub- slit to be connected to the sub- slit of the third, and the 4th sub- slit is located at the sub- slit of the third far from the side
Enter the side of formula backlight.
8. display module according to claim 1, which is characterized in that first slit is put down where the display panel
Orthographic projection on face is U-shaped, W type or Z-type.
9. display module according to claim 1, which is characterized in that the light guide plate includes corresponding with the viewing area
First and it is second corresponding with the non-display area, first slit in the display panel in the plane
Orthographic projection be located at described first in the display panel within orthographic projection in the plane.
10. display module according to claim 1, which is characterized in that the light guide plate includes opposite with the viewing area
Answer first and second corresponding with the non-display area, first slit the display panel institute in the plane
Orthographic projection be located at described second in the display panel within orthographic projection in the plane.
11. display module according to claim 1, which is characterized in that the light guide plate is set close to the side of the shell
Have a site, the light guide plate includes the first sub-portion and the second sub-portion, first sub-portion the display panel institute in the plane
Orthographic projection and first slit the display panel orthographic projection in the plane be at least partly overlapped, second son
Portion the display panel orthographic projection in the plane and first slit in the display panel in the plane just
Projection is not overlapped, and the density of first sub-portion site is greater than the density of second sub-portion site.
12. display module according to claim 1, which is characterized in that the flexible circuit board close to the shell one
Side is equipped with reflecting layer, and the reflecting layer the display panel orthographic projection in the plane with first slit described
Display panel orthographic projection in the plane it is least partially overlapped.
13. display module according to claim 1, which is characterized in that the display panel includes the color film being oppositely arranged
Substrate and array substrate, the array substrate include the first underlay substrate, and first underlay substrate is equipped with driving chip.
14. display module according to claim 1, which is characterized in that the display panel includes the color film being oppositely arranged
Substrate and array substrate, the flexible circuit board are fixedly connected with the array substrate, and the flexible circuit board is equipped with driving
Chip.
15. a kind of display device, which is characterized in that including any display module of claim 1 to 14.
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| CN201910356774.0A CN110174723B (en) | 2019-04-29 | 2019-04-29 | Display module and display device |
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| CN201910356774.0A CN110174723B (en) | 2019-04-29 | 2019-04-29 | Display module and display device |
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| CN110174723B CN110174723B (en) | 2020-05-15 |
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| CN110908187A (en) * | 2019-11-26 | 2020-03-24 | 厦门天马微电子有限公司 | Display device |
| CN111708224A (en) * | 2020-06-29 | 2020-09-25 | 厦门天马微电子有限公司 | Backlight module and display device |
| WO2023221784A1 (en) * | 2022-05-19 | 2023-11-23 | 京东方科技集团股份有限公司 | Flexible circuit board and display apparatus |
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|---|---|
| CN110174723B (en) | 2020-05-15 |
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