Summary of the invention
In view of this, the present invention provides a kind of display device, to solve the leakage of the through-hole side wall in existing display deviceThe problem of light.
To achieve the above object, the invention provides the following technical scheme:
A kind of display device including backlight module, is successively set on the display panel and lid of the backlight module light-emitting surfacePlate；The display device has through-hole, and the through-hole at least runs through the backlight module and the display panel；
The backlight module includes the glue frame for being set to the through-hole side wall, and at least described glue frame is from the top of the through-holeExtend to the bottom of the through-hole；
Wherein, the top of the through-hole is side of the backlight module far from the display panel, the bottom of the through-holePortion is the cover board close to the side of the display panel.
Optionally, the backlight module has backboard far from the side of the display panel；
The backboard includes bottom plate and side plate；
The glue frame is located at the bottom plate towards the side of the display panel, the side plate along the through-hole side wall toThe through-hole internal stretch.
Optionally, the glue frame is shading material, alternatively, the glue frame has light shield layer far from the side of the through-hole.
Optionally, the side plate extends to the bottom of the through-hole at the top of the through-hole.
Optionally, the side plate is shading material, alternatively, the side plate has light shield layer far from the side of the through-hole.
Optionally, the glue frame has shading glue close to the side of the cover board；
The shading glue length that the heart is directed toward on the direction of the through-hole side wall in the through hole is greater than the glue frame and existsThe through hole center is directed toward the length on the direction of the through-hole side wall.
Optionally, the cover board has the first black out ink close to the side of the shading glue；
The heart is directed toward the length on the direction of the through-hole side wall greater than described to first black out ink in the through holeThe heart is directed toward the length on the direction of the through-hole side wall to shading glue in the through hole.
Optionally, the range of the shading glue length that the heart is directed toward on the direction of the through-hole side wall in the through hole is0.5mm~1mm；
The range of first black out ink length that the heart is directed toward on the direction of the through-hole side wall in the through hole is0.5mm~1mm.
Optionally, the backlight module has the second black out ink, institute close to the partial region of the display panel sideStating partial region is the fringe region close to the through-hole.
Optionally, the heart is directed toward the length on the direction of the through-hole side wall to second black out ink in the through holeRange is 0.15mm~0.5mm.
Optionally, the shape of the through-hole is round, oval or rectangular.
It optionally, further include camera module, fingerprint identification module or flash lamp arranged in the through hole.
Compared with prior art, the technical scheme provided by the invention has the following advantages:
Display device provided by the present invention including backlight module, is successively set on the display surface of backlight module light-emitting surfacePlate and cover board, display device have at least through backlight module and display panel through-hole and be set to the glue of through-hole side wallFrame is extended to since glue frame extends to the bottom of through-hole at the top of through-hole from backlight module far from the side of display panelCover board is close to the side of display panel, therefore, can at least be shut out the light by glue frame, reduce the light leakage phenomena of through-hole side wall,And then the problem of image quality and terminal capabilities being influenced to avoid through-hole side wall light leakage.
Specific embodiment
As described in background, there are light leakage phenomenas for existing through-hole side wall.As shown in FIG. 1, FIG. 1 is existing one kindThe schematic diagram of the section structure of display device, the display device include backlight module 10, display panel 11 and cover board 12.Such as Fig. 1 instituteShow, after light enters display panel 11 from backlight module 10, the upper and lower base plate reflection of panel 11 can be shown, and from through-hole 13Side wall enters inside through-hole 13, influences the performance of element in through-hole 13.
Based on this, the present invention provides a kind of display devices, to overcome the above problem of the existing technology, including backlightMould group, the display panel and cover board for being successively set on the backlight module light-emitting surface；The display device has through-hole, described logicalThe backlight module and the display panel are at least run through in hole；The backlight module includes the glue for being set to the through-hole side wallFrame, at least described glue frame extend to the bottom of the through-hole at the top of the through-hole；Wherein, the top of the through-hole is describedSide of the backlight module far from the display panel, the bottom of the through-hole are the cover board close to the one of the display panelSide.
Display device provided by the invention including backlight module, is successively set on the display panel of backlight module light-emitting surfaceAnd cover board, display device have at least through backlight module and display panel through-hole and be set to the glue frame of through-hole side wall,Since glue frame extends to the bottom of through-hole at the top of through-hole, i.e., cover board is extended to from backlight module far from the side of display panelTherefore side close to display panel can at least be shut out the light by glue frame, reduce the light leakage phenomena of through-hole side wall, in turnThe problem of can influencing image quality and terminal capabilities to avoid through-hole side wall light leakage.
It is core of the invention thought above, to keep the above objects, features and advantages of the present invention more obvious easilyUnderstand, following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention is clearly and completely retouchedIt states, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on the present inventionIn embodiment, every other implementation obtained by those of ordinary skill in the art without making creative effortsExample, shall fall within the protection scope of the present invention.
The embodiment of the invention provides a kind of display devices, and as shown in Figures 2 and 3, Fig. 2 is provided in an embodiment of the present inventionA kind of overlooking structure diagram of display device, Fig. 3 are a kind of cross-section structure of the display device shown in Fig. 2 along cutting line AA 'Schematic diagram, the display device include backlight module 20, the display panel 21 and cover board for being successively set on 20 light-emitting surface of backlight module22.Certainly, also there is down polaroid 23 between backlight module 20 and display panel 21, also have between display panel 21 and cover board 22There is upper polaroid 24 etc., details are not described herein.
It should be noted that display device provided in an embodiment of the present invention can be applied to mobile phone, tablet computer or numberThe electronic equipments such as camera.It is only illustrated so that display device applications are on mobile phone as an example in attached drawing of the embodiment of the present invention, the present inventionIt is not limited to that.
Wherein, display device has through-hole 25, which at least runs through backlight module 20 and display panel 21, i.e., this is logicalHole 25 is at least through to the side that display panel 21 deviates from backlight module 20 from backlight module 20 away from the side of display panel 21.The through-hole 25 is mainly used for installing the elements such as camera module or sensor.Based on this, display dress provided in an embodiment of the present inventionSetting further includes the camera module being arranged in through-hole 25, fingerprint identification module or flash lamp etc., has display dress to realizeThe functions such as the camera shooting for the terminal set and fingerprint recognition.
It should be noted that through-hole 25 is not through cover board 22 in the present embodiment, still, in other embodiments, through-hole 25Cover board 22 can also partially be run through, concrete condition can be set according to the actual situation, and the present invention is defined not to this.
As shown in figure 3, the backlight module 20 in the embodiment of the present invention includes the glue frame for being set to 25 surrounding side wall 25a of through-hole201, at least the bottom 25c that through-hole 25 is extended to from the top 25b of through-hole 25 of glue frame 201.Wherein, the top 25b of through-hole 25 isSide of the backlight module 20 far from display panel 21, the bottom 25c of through-hole 25 are cover board 22 close to the side of display panel 21.
In the embodiment of the present invention, since glue frame 201 extends to from the top 25b of through-hole 25 the bottom 25c of through-hole 25, becauseThis, will not be from the side of through-hole 25 even if light can be shown the upper and lower base plate reflection of panel 21 under the blocking of glue frame 201Wall enters inside through-hole 25, more will not influence the performance of element in through-hole 25.That is, as shown in figure 3, backlight module 20 goes outAfter the upper and lower base plate that the light penetrated is shown panel 21 reflexes at glue frame 201, it can be absorbed by glue frame 201 or anti-by glue frame 201It is emitted back towards inside backlight module 20 or display panel 21, so that light will not enter inside through-hole from the side wall of through-hole 25, intoPerformance without will affect element such as camera in through-hole 25.
It should be noted that the shape of the through-hole 25 in the embodiment of the present invention can be to be round, oval or rectangular etc., thisIn shape refer to the shape in section of the through-hole 25 in the plane for being parallel to cover board 22.Also, it is logical in the embodiment of the present inventionThe shape in section of the hole 25 on the plane perpendicular to cover board 22 be it is rectangular, i.e., through-hole 25 is from top 25b to bottom 25c widthEqual through-hole, certainly, the present invention is not limited to this, and in other embodiments, through-hole 25 is in the plane perpendicular to cover board 22On the shape in section can be trapezoidal, i.e., through-hole 25 is the through-hole being gradually reduced from top 25b to bottom 25c width.Wherein,Above-mentioned width refers to that heart line O is directed toward the length on the direction of through-hole side wall 25a in through-holes.That is, the shape of through-hole 25It can be set according to actual needs, so that the shape of through-hole 25 and the shape of element to be installed match, to increaseIt is mounted on the stability of the element in through-hole 25.
Optionally, glue frame 201 be shading material, as shown in figure 3, glue frame 201 be black material, with improve glue frame 201 orThe light shielding ability of 25 side wall of through-hole further blocks the light entered inside through-hole 13 from the side wall of through-hole 13.Alternatively, such as Fig. 4Shown, Fig. 4 is display device shown in Fig. 2 along another the schematic diagram of the section structure of cutting line AA ', and glue frame 201 is far from through-hole25 side has light shield layer 201a, to improve the light shielding ability of glue frame 201 or 25 side wall of through-hole by light shield layer 201a, into oneStep blocks the light entered inside through-hole 25 from the side wall of through-hole 25.
In the embodiment of the present invention, backlight module 20 includes backboard 202, light guide plate 203, LED light source (not shown), expandsIt falls apart and the optical diaphragms such as bright enhancement film, wherein LED light source can be side entering type light source, be also possible to directly-down light source etc., this hairIt is bright to be defined not to this.Display panel 21 includes array substrate 210, color membrane substrates 211 and is arranged in array substrate 210Liquid crystal layer 212 between color membrane substrates 211 etc..
Although the light that array substrate 210 and color membrane substrates 211 can be emitted backlight module 20 reflects,Glue frame 201 is blocked under effect, and the light of reflection will not influence the performance of element in through-hole 25.It should be noted that liquid crystalLayer 212 has frame glue 213 close to the side of through-hole 25, and the frame glue 213 is for stopping liquid crystal to flow into through-hole 25.
As shown in Figure 3 and Figure 4, backboard 202 is located at side of the backlight module 20 far from display panel 21, and the backboard 202Including bottom plate 202a and side plate 202b, bottom plate 202a extends along the direction that side wall is directed toward at 25 center of through-hole, and side plate 202b is along verticalOr the direction of near normal bottom plate 202a extends.Wherein, glue frame 201 is located at bottom plate 202a towards the side of display panel 21, sidePlate 202b is located at glue frame 201 towards the side of through-hole 25, and extends along the side wall of through-hole 25 to 25 bottom of through-hole.Based on this, noOnly the stability of back light module unit structure can be improved by the fixed glue frame 201 of bottom plate 202a and side plate 202b, moreover, it is also possible toSide plate 202b and glue frame 201 are co-located on to the side wall of through-hole 25, further increase the light shielding ability of side wall.
Optionally, side plate 202b extends to the bottom 25c of through-hole 25, i.e. side plate 202b setting from the top 25b of through-hole 25In the side wall of through-hole 25, it is based on this, side plate 202b and glue frame 201 can be made to be blocked jointly from backlight module 20 and display panel21 enter the light inside through-hole 25, in case these light influence the performance of element in through-hole 25.Still optionally further, side plate202b is shading material, such as black material or metal material, to further increase the light shielding ability of 25 side wall of through-hole.Alternatively,As shown in figure 5, Fig. 5 is another the schematic diagram of the section structure of the display device shown in Fig. 2 along cutting line AA ', side plate 202b is remoteSide from through-hole 25 has light shield layer 202b1, to improve the light shielding ability of 25 side wall of through-hole by light shield layer 202b1.
It should be noted that while glue frame 201 is shading material, side plate 202b may be in the embodiment of the present inventionShading material；Alternatively, side plate 202b has light shield layer 202b1 while glue frame 201 is shading material；Alternatively, glue frame 201 hasWhile having light shield layer 201a, side plate 202b is shading material.
Optionally, as shown in fig. 6, Fig. 6 is that display device shown in Fig. 2 is shown along another cross-section structure of cutting line AA 'It is intended to, glue frame 201 has shading glue 30 close to the side of cover board 22, which is directed toward 25 side wall of through-hole at 25 center of through-holeDirection on length L1 be greater than glue frame 201 25 center of through-hole be directed toward 25 side wall of through-hole direction on length L2.
It should be noted that the side of shading glue 30 towards through-hole 25 is concordant with the side of glue frame 201 towards through-hole 25, hideOptical cement 30 protrudes from the side that glue frame 201 deviates from through-hole 25 away from the side of through-hole 25, to guarantee that the side wall 25a of through-hole 25 is flatWhole side wall.
Still optionally further, as shown in fig. 7, Fig. 7 is another section of the display device shown in Fig. 2 along cutting line AA 'Structural schematic diagram, cover board 22 has the first black out ink 31 close to the side of shading glue 30, also, the first black out ink 31 is logicalIt is directed toward the length L3 on the direction of 25 side wall of through-hole and is greater than shading glue 30 in 25 center of through-hole direction 25 side wall of through-hole in 25 center of holeDirection on length L2.
Equally, the side of the first black out ink 31 towards through-hole 25 is concordant with the side of shading glue 30 towards through-hole 25, theOne black out ink 31 protrudes from the side that shading glue 30 deviates from through-hole 25 away from the side of through-hole 25, to guarantee the side wall of through-hole 2525a is smooth side wall.
In the embodiment of the present invention, the glass of display panel 21 can be blocked by shading glue 30 and/or the first black out ink 31The light of substrate or other membrane material edge reflections enters inside through-hole 25 after the reflection of cover board 22 to avoid these light, influencesThe performance of element in through-hole 25.
Optionally, the range of length L2 of the shading glue 30 on the direction that 25 side wall of through-hole is directed toward at 25 center of through-hole is0.5mm~1mm；The range of length L3 of first black out ink 31 on the direction that 25 side wall of through-hole is directed toward at 25 center of through-hole be0.5mm~1mm, not influence display device just while guaranteeing shading glue 30 and the first 31 shaded effect of black out inkOften display.
Optionally, as shown in Fig. 8 or Fig. 9, Fig. 8 is another section knot of the display device shown in Fig. 2 along cutting line AA 'Structure schematic diagram, Fig. 9 are another the schematic diagram of the section structure of the display device shown in Fig. 2 along cutting line AA ', and backlight module 20 leans onThe partial region of nearly 21 side of display panel has the second black out ink 32, and partial region is the fringe region close to through-hole 25.
It should be noted that as shown in figure 8, display device provided in an embodiment of the present invention can only have the second shading oilInk 32, can also have simultaneously has shading glue 30, the first black out ink 31 and the second black out ink 32 as shown in Figure 9, can alsoWith with shading glue 30 and the second black out ink 32, the present invention is not limited to this.
In the embodiment of the present invention, the light guide plate 203 or other films of backlight module 20 can be blocked by the second black out ink 32The light of the edge reflections of material such as diffuser plate and bright enhancement film enters in through-hole 25 after the reflection of cover board 22 to avoid these lightPortion influences the performance of element in through-hole 25.
Wherein, the second black out ink 32 can be located at backlight module 20 close to one or more optical films of display panel 21The fringe region of piece is such as located at the fringe region of diffuser plate and/or bright enhancement film.Optionally, the second black out ink 32 is in through-hole 25The range that the length L4 on the direction of 25 side wall of through-hole is directed toward at center is 0.15mm~0.5mm, to guarantee the second black out inkWhile 32 shaded effect, the normal display of display device is not influenced.
It should be noted that glue frame 201, side plate 202b, shading glue 30, the first black out ink 31 in the embodiment of the present inventionIt is all the surrounding setting around through-hole 25 with the second black out ink 32, to block each region inside 25 surrounding display device of through-holeLight enter inside through-hole 25, influence the performance of 25 internal element of through-hole.
Display device provided by the invention, backlight module include the glue frame for being set to through-hole side wall, and at least glue frame is from through-holeTop extend to the bottom of through-hole and therefore can at least be shut out the light by glue frame, reduce the light leakage phenomena of through-hole side wall,And then the problem of image quality and terminal capabilities being influenced to avoid through-hole side wall light leakage.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with otherThe difference of embodiment, the same or similar parts in each embodiment may refer to each other.To the upper of the disclosed embodimentsIt states bright, enables those skilled in the art to implement or use the present invention.Various modifications to these embodiments are to abilityWill be apparent for the professional technician in domain, the general principles defined herein can not depart from it is of the inventionIn the case where spirit or scope, realize in other embodiments.Therefore, the present invention be not intended to be limited to it is shown in this article theseEmbodiment, and it is to fit to the widest scope consistent with the principles and novel features disclosed herein.