CN105158948A - Backboard, backlight module and hook face display device - Google Patents
Backboard, backlight module and hook face display device Download PDFInfo
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- CN105158948A CN105158948A CN201510536640.9A CN201510536640A CN105158948A CN 105158948 A CN105158948 A CN 105158948A CN 201510536640 A CN201510536640 A CN 201510536640A CN 105158948 A CN105158948 A CN 105158948A
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- Prior art keywords
- backboard
- side plate
- pad
- plate
- display panel
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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
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
-
- 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
- G02F1/133603—Direct backlight with LEDs
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133608—Direct backlight including particular frames or supporting means
-
- 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
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
- G02F1/133314—Back frames
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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)
- Planar Illumination Modules (AREA)
Abstract
The embodiment of the invention provides a backboard, a backlight module and a hook face display device and relates to the technical field of display. Influences of the machining technology on manufacturing of the backlight module are reduced, and influences on the display effect of the display device are small. The backboard comprises a bottom plate, a first side plate and a second side plate, wherein the first side plate and the second side plate are oppositely arranged. The upper surface, far away from the bottom plate, of the first side plate and the upper surface, far away from the bottom plate, of the second side plate are both in the shape of a sunken or protruding arc. The bottom plate, the first side plate and the second side plate are all straight panels. The backlight module is used for the hook face display device.
Description
Technical field
The present invention relates to display technique field, particularly relate to a kind of backboard, backlight module and curved-surface display device.
Background technology
The advantages such as liquid crystal display (LiquidCrystalDisplay is called for short LCD) fuselage is thin owing to having, power saving, are widely used.At present, the LCD major part on market is backlight liquid crystal indicator, and it comprises display panel and backlight module.
Along with production of liquid crystal displays technology constantly develops, Curved LCD can volume production.Compared to regular liquid crystal display, Curved LCD is owing to can demonstrate around picture effect, and provide the display effect better than plane display, thus its application is also more and more wider.
Curved LCD of the prior art, display panel wherein and backlight module all need bending and form curved surface, but comprise backboard, light source, light guide plate etc. due to backlight module, these parts are very easily subject to processing the impact of technique when bending, cause production cost higher, and when backlight module is subject to technogenic influence and causes bright dipping degradation, can impact the display effect of display.
Summary of the invention
Embodiments of the invention provide a kind of backboard, backlight module and curved-surface display device, the making complexity of backboard can be simplified, reduce production cost, and the manufacture of backlight module can be made from the bending harmful effect brought, the display effect impact of display device is reduced.
For achieving the above object, embodiments of the invention adopt following technical scheme:
On the one hand, provide a kind of backboard, comprise base plate, be positioned on described base plate and the first side plate be oppositely arranged and the second side plate; Described first side plate and described second side plate are the arc of depression or projection away from the upper surface of described base plate; Wherein, described base plate is for facing plate directly.
Preferably, described first side plate and described second side plate are and face plate directly.
Preferably, described backboard also comprises and being extended inside described backboard by the top of described first side plate, the second side plate respectively and the first back up pad formed and the second back up pad; Described first back up pad and described second back up pad are the arc of depression or projection; The upper surface of described first back up pad and the upper surface smooth connection of described first side plate, the upper surface of described second back up pad and the upper surface smooth connection of described second side plate.
Preferably, the shape of described base plate is rectangle, and described first side plate is connected with the long limit of described base plate with described second side plate.
Preferably, described backboard also comprises the 3rd side plate and/or the 4th side plate that are positioned at and described base plate is connected with described second side plate with described first side plate.
Further preferred, when described backboard comprises the 3rd side plate, described backboard also comprises and being extended inside described backboard by the top of described 3rd side plate and the 3rd back up pad that formed; The upper surface of described 3rd back up pad and the upper surface smooth connection of described first back up pad and described second back up pad;
When described backboard comprises the 3rd side plate and the 4th side plate, described backboard also comprises and being extended inside described backboard by the top of described 3rd side plate, described 4th side plate respectively and the 3rd back up pad formed and the 4th back up pad; The upper surface of described 3rd back up pad and described 4th back up pad and the upper surface smooth connection of described first back up pad and described second back up pad.
Based on above-mentioned, preferably, described backboard is integral type structure.
On the other hand, also provide a kind of backlight module, comprise above-mentioned backboard, and be positioned at the light source of described backboard.
Preferably, described light source is LED lamp bar, and described LED lamp bar comprises multiple LED.
Preferred further, described backlight module also comprises the light guide plate being positioned at described backboard; Described LED lamp bar is between described light guide plate and the base plate of described backboard; At described backboard for support the face of display panel be the arcuate shape of depression, the distribution density of described LED is successively decreased by the middle of two side direction; At described backboard for support the face of display panel be protruding arcuate shape, the distribution density of described LED increases progressively by the middle of two side direction;
Wherein, when described backboard does not comprise the first back up pad and the second back up pad, described backboard for supporting the face of display panel be: the upper surface of described first side plate and described second side plate; When described backboard comprises the first back up pad and the second back up pad, described backboard for supporting the face of display panel be: the upper surface of described first back up pad and described second back up pad.
Or preferably, described backlight module also comprises the light guide plate being positioned at described backboard; Described LED lamp bar is between described light guide plate and described 3rd side plate and/or the 4th side plate; At described backboard for support the face of display panel be the arcuate shape of depression, described LED is uniformly distributed, and the distribution density of optics site in described light guide plate is successively decreased by the middle of two side direction; At described backboard for support the face of display panel be protruding arcuate shape, described LED is uniformly distributed, and the distribution density of optics site in described light guide plate increases progressively by the middle of two side direction;
Wherein, when described backboard does not comprise the first back up pad and the second back up pad, described backboard for supporting the face of display panel be: the upper surface of described first side plate and described second side plate; When described backboard comprises the first back up pad and the second back up pad, described backboard for supporting the face of display panel be: the upper surface of described first back up pad and described second back up pad.
Again on the one hand, a kind of curved-surface display device is provided, comprises curved face display panel and above-mentioned backlight module; Wherein, fit in the curved support face of described curved face display panel and described backlight module dorsulum.
Embodiments of the invention provide a kind of backboard, backlight module and curved-surface display device, when base plate is for facing plate directly, only the upper surface away from base plate of the first side plate of backboard and the second side plate need be done camber, just can be applied to curved-surface display device.Thus, hinge structure, on the one hand, because the supporting surface of arc just can carry curved face display panel, the base plate of this backboard thus in embodiments of the invention, without the need to bending, can simplify the making complexity of backboard like this, and then reduces production cost; On the other hand, when this backboard is applied to backlight module, the bending of light source, light guide plate etc. in backlight module can be avoided, thus make the manufacture of backlight module from the bending harmful effect brought, and then the display effect impact of display device is reduced.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation one of a kind of backboard that Fig. 1 provides for the embodiment of the present invention;
The structural representation two of a kind of backboard that Fig. 2 provides for the embodiment of the present invention;
The structural representation three of a kind of backboard that Fig. 3 provides for the embodiment of the present invention;
The structural representation four of a kind of backboard that Fig. 4 provides for the embodiment of the present invention;
The structural representation five of a kind of backboard that Fig. 5 provides for the embodiment of the present invention;
The structural representation six of a kind of backboard that Fig. 6 provides for the embodiment of the present invention;
The structural representation seven of a kind of backboard that Fig. 7 provides for the embodiment of the present invention;
The structural representation eight of a kind of backboard that Fig. 8 provides for the embodiment of the present invention;
The cross-sectional schematic one of a kind of backlight module that Fig. 9 provides for the embodiment of the present invention;
The cross-sectional schematic two of a kind of backlight module that Figure 10 provides for the embodiment of the present invention.
Reference numeral:
10-backboard; 101-base plate; 102-first side plate; 103-second side plate; 104-the 3rd side plate; 105-the 4th side plate; 106-first back up pad; 107-second back up pad; 108-the 3rd back up pad; 109-the 4th back up pad; 20-light guide plate; 30-LED lamp bar; 301-LED; 302-PCB plate.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Unless otherwise defined, technical term used herein or scientific terminology should be the ordinary meaning that invention technician understands." first ", " second " that use in patent application specification of the present invention and claims and similar word do not represent any order, quantity or importance, and are only used to distinguish different ingredients." on ", the orientation of the instruction such as D score or position relationship be based on orientation shown in the drawings or position relationship, is only the present invention for convenience of description.
The embodiment of the present invention provides a kind of backboard 10, and as depicted in figs. 1 and 2, this backboard 10 comprises base plate 101, is positioned on base plate 101 and the first side plate 102 and the second side plate 103 be oppositely arranged; Described first side plate 102 and described second side plate 103 are the arc of depression or projection away from the upper surface of described base plate 101.Wherein, described base plate 101 is for facing plate directly.
It should be noted that, first, the width b of the upper surface of the first side plate 102 and the second side plate 103 is not limited, when this backboard 10 is applied to curved-surface display device, if just support curved face display panel with the first side plate 102 and the second side plate 103, then the width b of its upper surface needs to support curved face display panel.
In the embodiment of the present invention, preferably the shape and size of the first side plate 102 and the second side plate 103 are completely the same.In addition, preferably the first side plate 102 is arranged with all vertical described base plate 101 of the second side plate 103.
The second, the radian of the curved upper surface of the first side plate 102 and the second side plate 103 is not limited, determine with the radian according to display panel.
The embodiment of the present invention provides a kind of backboard 10, when base plate 101 is for facing plate directly, only the upper surface away from base plate 101 of the first side plate 102 of backboard 10 and the second side plate 103 need be done camber, just can be applied to curved-surface display device.Thus, hinge structure, on the one hand, due to arc supporting surface (namely, the upper surface of the first side plate 102 and the second side plate 103) just can carry curved face display panel, the base plate 101 of this backboard 10 thus in embodiments of the invention, without the need to bending, can simplify the making complexity of backboard 10 like this, and then reduces production cost; On the other hand, when this backboard 10 is applied to backlight module, the bending of light source, light guide plate etc. in backlight module can be avoided, thus make the manufacture of backlight module from the bending harmful effect brought, and then the display effect impact of display device is reduced.
Preferably, described first side plate 102 and described second side plate 103 are and face plate directly.The making complexity of backboard 10 can be simplified so further.
Consider to make the supporting surface of the first side plate 102 and the second side plate 103 support curved face display panel, it is thicker that its thickness need do, more material can be wasted like this, thus, as shown in Figures 3 and 4, the preferred described backboard 10 of the embodiment of the present invention also comprises and being extended inside described backboard 10 by the top of described first side plate 102, described second side plate 103 respectively and the first back up pad 106 and the second back up pad 107 formed.Described first back up pad 106 and described second back up pad 107 are the arc of depression or projection; The upper surface of described first back up pad 106 and the upper surface smooth connection of described first side plate 102,107 upper surfaces of described second back up pad and the upper surface smooth connection of described second side plate 103.
The upper surface of described first back up pad 106 and the upper surface smooth connection of described first side plate 102, be: the upper surface along the first side plate 102 smoothly extends, and forms the radian needed.
In like manner, 107 upper surfaces of described second back up pad and the upper surface smooth connection of described second side plate 103 are: the upper surface along the second side plate 103 smoothly extends, and form the radian needed.
Wherein, the shape of the lower surface relative with upper surface of 107 of the first back up pad 106 and the second back up pad is not limited in the embodiment of the present invention.
It should be noted that, the upper surface in the embodiment of the present invention all refers to the face away from base plate 101, and lower surface all depends on the face of nearly base plate 101.
Further, preferably described first back up pad 106 is identical with the shape of the upper and lower surface of described second back up pad 107 in the present invention.
Wherein, when arranging the first back up pad 106 and the second back up pad 107, upper surface due to the first side plate 102 and the second side plate 103 now also can regard a part for the upper surface being the first back up pad 106 and the second back up pad 107 respectively as, thus, when the upper surface of the first side plate 102 and the second side plate 103 is depression arc, the first back up pad 106 and the second back up pad 107 are also the arc of depression accordingly.In like manner, when the upper surface of the first side plate 102 and the second side plate 103 is protruding arc, the first back up pad 106 and the second back up pad 107 are also protruding arc accordingly.
Herein, the radian of arc is not limited, determine with the radian according to curved face display panel.
Like this, can be very thick without the need to what the thickness of the first side plate 102 and the second side plate 103 was done, the first back up pad 106 and the second back up pad 107 only need be rationally set to the width inside backboard 10.
Preferably, the shape of described base plate 101 is rectangle, and described first side plate 102 is connected with the long limit of described base plate 101 with described second side plate 103.
See on the whole due to current curved-surface display device and be mostly strip, thus by the upper surface by the first side plate 102 of long side direction and described second side plate 103, or the first back up pad 106 of long side direction and the second back up pad 107 are arranged to arc, the current market demand can be met.
Preferably, described backboard 10 also comprises and being positioned on base plate 101 and the 3rd side plate 104 be connected with described second side plate 103 with described first side plate 102 and/or the 4th side plate 105.
That is, as shown in Figure 5, described backboard 10 can comprise the 3rd side plate 104 be connected with described second side plate 103 with described first side plate 102.Or as shown in Figure 6, described backboard 10 can comprise the 3rd side plate 104 and the 4th side plate 105 that are connected with described second side plate 103 with described first side plate 102.Certainly, described backboard 10 also can comprise the 4th side plate 105, specifically with reference to figure 5, can not repeat them here.
On the one hand, when backboard 10 is applied to backlight module, the 3rd side plate 104 and/or the 4th side plate 105 is set and better can be fixed in parts in backboard 10; On the other hand, when backboard 10 is applied to display device, by rationally arranging the width of the upper surface of the 3rd side plate 104 and/or the 4th side plate 105, it also can play further and support the effect of display panel, and can better fixed display panel.
Further, as shown in Figure 7, when described backboard 10 comprises the 3rd side plate 104, described backboard 10 also comprises and being extended inside described backboard by the top of described 3rd side plate 104 and the 3rd back up pad 108 formed; The upper surface of described 3rd back up pad 108 and the upper surface smooth connection of described first back up pad 106 and described second back up pad 107.Described backboard 10 is comprised to the situation of the 4th side plate 105, specifically with reference to figure 7, can not repeat them here.
As shown in Figure 8, when described backboard 10 comprises the 3rd side plate 104 and the 4th side plate 105, described backboard 10 also comprises and extending inside described backboard from the top of described 3rd side plate 104, described 4th side plate 105 respectively and the 3rd back up pad 108 formed and the 4th back up pad 109; The upper surface of described 3rd back up pad 108 and described 4th back up pad 109 and the upper surface smooth connection of described first back up pad 106 and described second back up pad 107.
It should be noted that, the shape of described 3rd back up pad 108 and the 4th back up pad 109 is not limited, as long as can described curved face display panel be supported according to the shape of described curved face display panel.Wherein, when described backboard 10 comprises first back up pad 106 and second back up pad 107, be limited to the shape of the first back up pad 106 and the second back up pad 107, in fact the shape of the 3rd back up pad 108 and/or the 4th back up pad 109 is also determined.
Like this, when backboard 10 is applied to display device, that the thickness of the 3rd side plate 104 and/or the 4th side plate 105 can be done is thinner, can to play support display panel and the effect of fixed display panel by arranging the 3rd back up pad 108 and the 4th back up pad 109 to the width inside backboard 10.
Based on above-mentioned, preferably, described backboard 10 is integral type structure.Like this, without the need to assembling, use more convenient.
The embodiment of the present invention also provides a kind of backlight module, comprises above-mentioned backboard 10, and is positioned at the light source of described backboard 10.
Herein, the fixed form of the setting position of described light source and itself and backboard 10 is not limited, specifically can arrange according to actual conditions.
Because LED (lightemittingdiode, light emitting diode) has the advantages such as brightness is high, heat is low, energy consumption is little, the life-span is long, therefore, the preferred described light source of the embodiment of the present invention is LED lamp bar, and described LED lamp bar comprises multiple LED.
Preferred further, as shown in Figure 9, described backlight module also comprises the light guide plate 20 being positioned at described backboard 10; Described LED lamp bar 30 is between described light guide plate 20 and the base plate 101 of described backboard; At described backboard 10 for support the face of display panel be the arcuate shape of depression, the distribution density being positioned at the LED301 in LED lamp bar 30 is successively decreased by the middle of two side direction; At described backboard 10 for support the face of display panel be protruding arcuate shape, the distribution density of described LED301 increases progressively by the middle of two side direction.
Or, preferably, as shown in Figure 10, described LED lamp bar 30 is between described light guide plate 20 and described 3rd side plate 104, certainly, LED lamp bar 30 also can between described light guide plate 20 and the 4th side plate 105, or at light guide plate 20 and the 3rd side plate 104 and between light guide plate 20 and the 4th backboard 105; At described backboard 10 for support the face of display panel be the arcuate shape of depression, described LED301 is uniformly distributed, and the distribution density of optics site 201 in described light guide plate 20 is successively decreased by the middle of two side direction; At described backboard 10 for support the face of display panel be protruding arcuate shape, described LED301 is uniformly distributed, and the distribution density of optics site in described light guide plate 20 increases progressively by the middle of two side direction.
Wherein, when described backboard 10 does not comprise the first back up pad 106 and the second back up pad 107, being for the face supporting display panel of described backboard 10: the upper surface of the first side plate 102 and the second side plate 103.When described backboard 10 comprises the first back up pad 106 and the second back up pad 107, the face of the support display panel of described backboard 10 is: the upper surface of the first back up pad 106 and the second back up pad 107.
It should be noted that, LED lamp bar 30 comprises LED301 and pcb board 302 (PrintedCircuitBoard, printed circuit board), and described LED301 is arranged on pcb board 302.
In the embodiment of the present invention, because the base plate 101 of backboard 10, side plate are and face plate directly, thus when it is applied to backlight module, then the corresponding component such as LED lamp bar 30, the light guide plate 20 etc. that are arranged in backboard 10 can be avoided bending; On this basis, when this backlight module is applied to display device, light mixing distance due to curved face display panel distance light guide plate 20 etc. can not cause the problem of brightness disproportionation, and therefore, the distribution density by arranging LED301 in LED lamp bar 30 in the embodiment of the present invention can head it off.
Based on above-mentioned, described backlight module can also comprise the blooming piece be positioned at above light guide plate 20.Wherein, described smooth film diaphragm can comprise diffusion sheet, upper prismatic lens, lower prismatic lens etc.
The embodiment of the present invention additionally provides a kind of curved-surface display device, comprises above-mentioned backlight module and curved face display panel; Wherein, the supporting surface of described curved face display panel and described backlight module dorsulum is fitted.
Described curved-surface display device can be such as product or the parts that liquid crystal display, LCD TV, digital album (digital photo frame), mobile phone, panel computer etc. have any Presentation Function.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; change can be expected easily or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of described claim.
Claims (12)
1. a backboard, is characterized in that, comprises base plate, is positioned on described base plate and the first side plate be oppositely arranged and the second side plate;
Described first side plate and described second side plate are the arc of depression or projection away from the upper surface of described base plate;
Wherein, described base plate is for facing plate directly.
2. backboard according to claim 1, is characterized in that, described first side plate and described second side plate are faces plate directly.
3. backboard according to claim 1, is characterized in that, described backboard also comprises and being extended inside described backboard by the top of described first side plate, the second side plate respectively and the first back up pad formed and the second back up pad;
Described first back up pad and described second back up pad are the arc of depression or projection; The upper surface of described first back up pad and the upper surface smooth connection of described first side plate, the upper surface of described second back up pad and the upper surface smooth connection of described second side plate.
4. backboard according to claim 1, is characterized in that, the shape of described base plate is rectangle, and described first side plate is connected with the long limit of described base plate with described second side plate.
5. backboard according to claim 1, is characterized in that, described backboard also comprises and being positioned on described base plate and the 3rd side plate be connected with described second side plate with described first side plate and/or the 4th side plate.
6. backboard according to claim 5, is characterized in that, when described backboard comprises the 3rd side plate, described backboard also comprises and being extended inside described backboard by the top of described 3rd side plate and the 3rd back up pad formed; The upper surface of described 3rd back up pad and the upper surface smooth connection of described first back up pad and described second back up pad;
When described backboard comprises the 3rd side plate and the 4th side plate, described backboard also comprises and being extended inside described backboard by the top of described 3rd side plate, described 4th side plate respectively and the 3rd back up pad formed and the 4th back up pad; The upper surface of described 3rd back up pad and described 4th back up pad and the upper surface smooth connection of described first back up pad and described second back up pad.
7. the backboard according to any one of claim 1-6, is characterized in that, described backboard is integral type structure.
8. a backlight module, is characterized in that, comprises the backboard described in any one of claim 1-7, and is positioned at the light source of described backboard.
9. backlight module according to claim 8, is characterized in that, described light source is LED lamp bar, and described LED lamp bar comprises multiple LED.
10. backlight module according to claim 9, is characterized in that, described backlight module also comprises the light guide plate being positioned at described backboard;
Described LED lamp bar is between described light guide plate and the base plate of described backboard;
At described backboard for support the face of display panel be the arcuate shape of depression, the distribution density of described LED is successively decreased by the middle of two side direction; At described backboard for support the face of display panel be protruding arcuate shape, the distribution density of described LED increases progressively by the middle of two side direction;
Wherein, when described backboard does not comprise the first back up pad and the second back up pad, described backboard for supporting the face of display panel be: the upper surface of described first side plate and described second side plate; When described backboard comprises the first back up pad and the second back up pad, described backboard for supporting the face of display panel be: the upper surface of described first back up pad and described second back up pad.
11. backlight modules according to claim 9, is characterized in that, described backlight module also comprises the light guide plate being positioned at described backboard;
Described LED lamp bar is between described light guide plate and described 3rd side plate and/or the 4th side plate;
At described backboard for support the face of display panel be the arcuate shape of depression, described LED is uniformly distributed, and the distribution density of optics site in described light guide plate is successively decreased by the middle of two side direction; At described backboard for support the face of display panel be protruding arcuate shape, described LED is uniformly distributed, and the distribution density of optics site in described light guide plate increases progressively by the middle of two side direction;
Wherein, when described backboard does not comprise the first back up pad and the second back up pad, described backboard for supporting the face of display panel be: the upper surface of described first side plate and described second side plate; When described backboard comprises the first back up pad and the second back up pad, described backboard for supporting the face of display panel be: the upper surface of described first back up pad and described second back up pad.
12. 1 kinds of curved-surface display devices, is characterized in that, comprise curved face display panel and the backlight module described in any one of claim 8-11;
Wherein, fit in the curved support face of described curved face display panel and described backlight module dorsulum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510536640.9A CN105158948A (en) | 2015-08-27 | 2015-08-27 | Backboard, backlight module and hook face display device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510536640.9A CN105158948A (en) | 2015-08-27 | 2015-08-27 | Backboard, backlight module and hook face display device |
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| Publication Number | Publication Date |
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| CN105158948A true CN105158948A (en) | 2015-12-16 |
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| CN201510536640.9A Pending CN105158948A (en) | 2015-08-27 | 2015-08-27 | Backboard, backlight module and hook face display device |
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| CN115273663A (en) * | 2022-07-19 | 2022-11-01 | 武汉华星光电半导体显示技术有限公司 | Display panel and display device |
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Application publication date: 20151216 |