CN116609974A - Backlight source assembly, double-sided display module and double-sided display device - Google Patents
Backlight source assembly, double-sided display module and double-sided display device Download PDFInfo
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- CN116609974A CN116609974A CN202310638913.5A CN202310638913A CN116609974A CN 116609974 A CN116609974 A CN 116609974A CN 202310638913 A CN202310638913 A CN 202310638913A CN 116609974 A CN116609974 A CN 116609974A
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- 239000000758 substrate Substances 0.000 claims abstract description 58
- 238000004519 manufacturing process Methods 0.000 abstract description 17
- 239000002994 raw material Substances 0.000 abstract description 12
- 238000005520 cutting process Methods 0.000 abstract description 11
- 239000002699 waste material Substances 0.000 abstract description 6
- 239000010408 film Substances 0.000 description 40
- 239000004973 liquid crystal related substance Substances 0.000 description 14
- 238000010586 diagram Methods 0.000 description 9
- 239000012788 optical film Substances 0.000 description 9
- 239000011521 glass Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000009977 dual effect Effects 0.000 description 4
- 230000001360 synchronised effect Effects 0.000 description 4
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133615—Edge-illuminating devices, i.e. illuminating from the side
-
- 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
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
- G02F1/133314—Back frames
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The application discloses a backlight source component, a double-sided display module and a double-sided display device, wherein the double-sided display module comprises a back plate, a first display component and a second display component which are arranged on two opposite sides of the back plate, and the backlight source component comprises: a substrate; the first light source piece and the second light source piece are respectively arranged on one side surface of the substrate at parallel intervals corresponding to the first display assembly and the second display assembly in the first direction. In the mode, the backlight component of the application simultaneously sets the two groups of light source components by respectively corresponding the substrates to the two display components, so that the times of dividing and cutting the large-size raw material substrate in the manufacturing process of the backlight component are effectively reduced, the residual quantity of the raw material substrate after cutting is effectively reduced, the waste of the raw material substrate is greatly reduced, the production cost of the backlight component is effectively reduced, and the manufacturing efficiency of the backlight component is improved.
Description
Technical Field
The present application relates to the field of display panels, and more particularly, to a backlight assembly, a dual-sided display module, and a dual-sided display device.
Background
With the continuous expansion of LCD (Liquid Crystal Display ) panel industry, industry competition is increasing, how to grasp cost advantages becomes an important factor for standing market status, and thus improving the utilization rate of each manufacturing material becomes a key point for reducing cost.
Among them, when a large-sized glass plate for providing LEDs (light emitting diode, light emitting diodes) is cut by dividing the plate to form a glass-based light bar as a backlight source of an LCD, glass is generally left, and a considerable amount of waste is generated, so that the production cost is increased and the manufacturing efficiency is reduced.
Disclosure of Invention
The application mainly solves the technical problems of providing a backlight source assembly, a double-sided display module and a double-sided display device, so as to solve the problems that the glass substrate in the backlight source assembly in the prior art generates considerable waste when being cut into separate plates, thereby increasing the production cost and reducing the manufacturing efficiency.
In order to solve the technical problems, the application adopts a technical scheme that: the utility model provides a be applied to backlight unit in two-sided display module assembly, two-sided display module assembly includes backplate and sets up first display unit and the second display unit on backplate opposite sides face, and wherein, this backlight unit includes: a substrate; the first light source piece and the second light source piece are respectively arranged on one side surface of the substrate at parallel intervals corresponding to the first display assembly and the second display assembly in the first direction.
The first light source piece and the second light source piece are symmetrically arranged corresponding to the central line of the substrate in the first direction.
The minimum distance between the first light source piece and the second light source piece in the first direction is not smaller than the width of the first light source piece in the first direction.
Wherein, in the first direction, the minimum distance between the first light source piece and one side edge of the substrate is not less than 50-100 micrometers; the minimum distance between the second light source piece and the other side edge of the substrate is not less than 50-100 micrometers.
The number of the first light source pieces is at least two, and the at least two first light source pieces are arranged in parallel and at intervals in the second direction; the number of the second light source pieces is at least two, and the at least two second light source pieces are arranged at intervals in parallel with each other in the second direction; wherein the second direction is perpendicular to the first direction.
In order to solve the technical problems, the application adopts another technical scheme that: provided is a double-sided display module, wherein the double-sided display module includes: a frame assembly; the backboard is connected to the frame body assembly; the first display component and the second display component are respectively arranged on two opposite side surfaces of the backboard; the backlight source assembly comprises a substrate, a first light source piece and a second light source piece, wherein the substrate is connected with the frame assembly at intervals, and is perpendicular to the back plate; wherein the first direction is perpendicular to opposite sides of the back plate.
The first display component comprises a first switch tube layer and a first display film, wherein the first switch tube layer is arranged on one side surface of the substrate, and the first display film is arranged on the first switch tube layer; the second display assembly comprises a second switching tube body layer and a second display film, wherein the second switching tube body layer is arranged on the other side face of the substrate, and the second display film is arranged on the second switching tube body layer.
The double-sided display module further comprises a switch tube layer, and the switch tube layer is embedded in the backboard.
The double-sided display module further comprises a driving circuit board, wherein the driving circuit board is connected to the frame assembly or the backboard and is perpendicular to the backboard.
In order to solve the technical problems, the application adopts another technical scheme that: the double-sided display device comprises a shell and a double-sided display module which are connected; the double-sided display module is any one of the double-sided display modules.
The beneficial effects of the application are as follows: compared with the prior art, the first light source piece and the second light source piece in the backlight assembly provided by the application are respectively and correspondingly arranged on the opposite side surfaces of the backboard in the double-sided display module in the first direction, and the first display assembly and the second display assembly are arranged on one side surface of the substrate at parallel intervals, so that the substrate is simultaneously provided with the two light source pieces corresponding to the two display assemblies without carrying out plate dividing cutting on the substrate again, the times of plate dividing cutting on the raw material substrate with large size aiming at each light source piece in the manufacturing process of the backlight assembly are effectively reduced, the residual quantity of the raw material substrate after cutting is effectively reduced, the waste of the raw material substrate is greatly reduced, the production cost of the backlight assembly is effectively reduced, and the manufacturing efficiency of the backlight assembly is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:
fig. 1 is a schematic structural diagram of a first embodiment of a dual-sided display module according to the present application;
FIG. 2 is a schematic diagram showing a detailed structure of an embodiment of a backlight assembly in the dual-sided display module of FIG. 1;
fig. 3 is a schematic structural diagram of a second embodiment of the dual-sided display module of the present application;
fig. 4 is a schematic structural diagram of a third embodiment of a dual-sided display module according to the present application;
fig. 5 is a schematic structural view of an embodiment of the dual display device of the present application.
10/20/30/42, a double-sided display module; 11/21/31, a frame assembly; 12/22/32, back plate; 13/23/33, a first display assembly; 131/231, a first switching tube layer; 132/232, a first display film; 133. a first cover plate; 331. a first optical film; 332. a first middle frame member; 333. a first liquid crystal panel; 14/24/34, a second display assembly; 141/241, a second switching tube layer; 142/242, a second display film; 143. a second cover plate; 341. a second optical film; 342. a second middle frame member; 343. a second liquid crystal panel; 15/25/35, backlight assembly; 151/251/351, substrate; 152/252/352, a first light source member; 153/253/353, a second light source member; 16/26/36, driving circuit board; 361. a core plate; 362. a first circuit board; 363. a second circuit board; 37. a flip chip film; 40. a double-sided display device; 41. a housing.
Detailed Description
The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present application without making any inventive effort, are intended to fall within the scope of the present application.
The terms "first," "second," "third," and the like in this disclosure are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", and "a third" may explicitly or implicitly include at least one such feature. In the description of the present application, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise. All directional indications (such as up, down, left, right, front, back … …) in embodiments of the present application are merely used to explain the relative positional relationship, movement, etc. between the components in a particular gesture (as shown in the drawings), and if the particular gesture changes, the directional indication changes accordingly. Furthermore, the terms "comprise" and "have," as well as any variations thereof, are intended to cover a non-exclusive inclusion. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those listed steps or elements but may include other steps or elements not listed or inherent to such process, method, article, or apparatus.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the application. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those skilled in the art will explicitly and implicitly understand that the embodiments described herein may be combined with other embodiments.
The present application will be described in detail with reference to the drawings and embodiments.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a first embodiment of a dual-sided display module according to the present application. In this embodiment, the dual-sided display module 10 includes: a frame assembly 11, a back plate 12, and a backlight assembly 15.
It should be noted that, the dual-sided display module 10 specifically refers to a module capable of displaying synchronous images in two opposite directions, such as an electronic price tag applied in a market, or any reasonable device needing dual-sided display, such as a liquid crystal television in a public place, which is not limited in this application.
The frame assembly 11 is specifically configured to provide a strength mounting support for each component in the dual-sided display module 10.
Specifically, the back plate 12 is connected to the frame assembly 11, and a first display assembly 13 and a second display assembly 14 are respectively disposed on two opposite sides of the back plate 12, so that synchronous image display can be performed in two opposite directions through the first display assembly 13 and the second display assembly 14.
It should be noted that, the backlight assembly 15 is specifically configured to provide the first display assembly 13 and the second display assembly 14 with sufficient brightness and uniform distribution of light sources, so that the first display assembly 13 and the second display assembly 14 can normally display images, and the reliability of the backlight assembly 15 directly affects the quality of the display device.
The backlight assembly 15 further includes a substrate 151, a first light source 152 and a second light source 153, wherein the substrate 151 is spaced apart from the back plate 12, so as to be connected to the frame assembly 11 and perpendicular to the back plate 12.
Further, the first light source 152 and the second light source 153 are disposed on a side of the substrate 151 facing the back plate 12 at parallel intervals corresponding to the first display module 13 and the second display module 14 in the first direction X, so as to provide two parallel light beams for the first display module 13 and the second display module 14, respectively, so that the first display module 13 and the second display module 14 can perform synchronous image display in two opposite directions.
Wherein the first direction X is specifically perpendicular to opposite sides of the back plate 12.
According to the scheme, the two light source pieces are arranged on the substrate 151 corresponding to the two display assemblies at the same time, and the substrate 151 does not need to be subjected to plate division cutting again, so that the number of times of plate division cutting on the large-size raw material substrate 151 for each light source piece in the manufacturing process of the backlight assembly 15 is effectively reduced, the residual quantity of the raw material substrate 151 after cutting is effectively reduced, the waste of the raw material substrate 151 is greatly reduced, the production cost of the backlight assembly 15 is effectively reduced, and the manufacturing efficiency of the backlight assembly 15 is improved.
In an embodiment, the first display assembly 13 specifically further includes a first switching tube layer 131 and a first display film 132, where the first switching tube layer 131 is disposed on a side surface of the substrate 151, and the first display film 132 is disposed on the first switching tube layer 131.
And the second display assembly 14 also further includes a second switching tube layer 141 and a second display film 142, the second switching tube layer 141 being specifically disposed on the other side of the substrate 151, and the second display film 142 being disposed on the second switching tube layer 141.
The first switching tube layer 131 and the second switching tube layer 141 are respectively used for receiving driving signals input from the outside, so as to respectively light the first display film 132 and the second display film 142, and respectively display images of the first display film 132 and the second display film 142.
Further, in an embodiment, the dual-sided display module 10 specifically further includes a driving circuit board 16, and the driving circuit board 16 is correspondingly connected to the frame assembly 11 or the back plate 12 and is perpendicular to the back plate 12, so that the dual-sided display module 10 can be effectively prevented from being overlapped to the back plate 12 in the thickness direction, and thus the overall thickness of the dual-sided display module 10 is effectively reduced.
The driving circuit board 16 is further electrically connected to the first light source 152, the second light source 153, the first switching tube layer 131 and the second switching tube layer 141, and is configured to provide power to the first light source 152 and the second light source 153, respectively, so as to light the first light source 152 and the second light source 153.
The first switching tube layer 131 and the second switching tube layer 141 are specifically and electrically connected to the first display film 132 and the second display film 142, respectively, and the driving circuit board 16 is specifically further configured to provide the same or different driving signals for the first switching tube layer 131 and the second switching tube layer 141, respectively, so that the first display film 132 and the second display film 142 perform the same or different image display, respectively.
Still further, the driving circuit board 16 specifically further includes a core board 161, a first circuit board 162 and a second circuit board 163, where the core board 161 is correspondingly electrically connected to the first light source 152 and the second light source 153, for respectively providing power to the first light source 152 and the second light source 153 to light the first light source 152 and the second light source 153.
The first circuit board 162 and the second circuit board 163 are electrically connected to the first switching tube layer 131 and the second switching tube layer 141, respectively, so as to provide the same or different driving signals for the first switching tube layer 131 and the second switching tube layer 141, respectively, so that the first display film 132 and the second display film 142 respectively perform the same or different image display.
In an embodiment, the first display assembly 13 further includes a first cover plate 133, and the second display assembly 14 further includes a second cover plate 143, and the first cover plate 133 and the second cover plate 143 are disposed on the first display film 132 and the second display film 142, respectively, to provide protection for the first display film 132 and the second display film 142.
Optionally, the first display film 132 and the second display film 142 may be any other reasonable material layer, such as an electronic paper film or an optical film, which is not limited in the present application.
With continued reference to fig. 2, fig. 2 is a detailed structural schematic diagram of an embodiment of a backlight assembly in the dual-sided display module of fig. 1.
In an embodiment, the first light source 152 and the second light source 153 are disposed symmetrically with respect to the center line of the substrate 151 in the first direction X.
Alternatively, the minimum distance a between the first light source 152 and the second light source 153 in the first direction X is not smaller than the width of the first light source 152 in the first direction X.
Alternatively, the minimum distance b between the first light source member 152 and one side edge of the substrate 151 in the first direction X is not less than 50-100 micrometers.
Alternatively, the minimum distance c between the second light source member 153 and the other side edge of the substrate 151 is not less than 50-100 micrometers.
Alternatively, the number of the first light source members 152 is at least two, and the at least two first light source members 152 are disposed in parallel with each other at intervals in the second direction Y. Wherein the second direction Y is perpendicular to the first direction X.
Alternatively, the number of the second light source members 153 is at least two, and the at least two second light source members 153 are disposed in parallel with each other at intervals in the second direction Y.
Alternatively, the substrate 151 may be made of any reasonable material such as glass or resin, which is not limited in the present application.
Referring to fig. 3, fig. 3 is a schematic structural diagram of a second embodiment of the dual-sided display module of the present application. The difference between the dual-sided display module of this embodiment and the first embodiment of the dual-sided display module of the present application shown in fig. 1 is that the dual-sided display module 20 further includes a switching tube layer (not shown), and the switching tube layer is specifically embedded in the back plate 22.
It can be understood that, in the present embodiment, by embedding the switching tube layer in the back plate 22, the thicknesses of the first display assembly 23 and the second display assembly 24 can be effectively reduced, and thus the overall thickness of the dual-sided display module 20 can be effectively reduced.
In an embodiment, the dual-sided display module 20 further includes a driving circuit board 26, and the driving circuit board 26 is correspondingly connected to the frame assembly 21 or the back plate 22 and is perpendicular to the back plate 22, so as to effectively avoid being overlapped on the back plate 22 in the thickness direction, thereby effectively reducing the overall thickness of the dual-sided display module 20.
The driving circuit board 26 is specifically and electrically connected to the first light source 252, the second light source 253 and the switching tube layer, so as to provide power for the first light source 252 and the second light source 253, respectively, so as to light the first light source 252 and the second light source 253.
And the switching tube layer is electrically connected to the first display film 231 and the second display film 241, and the driving circuit board 26 is further used for providing driving signals for the switching tube layer, so that the first display film 231 and the second display film 241 can display synchronous pictures.
It is understood that, in the present embodiment, the frame assembly 21, the first display film 231, the first cover plate 232, the second display film 241, the second cover plate 242, the backlight assembly 25, the substrate 251, the first light source 252 and the second light source 253 are the same as the frame assembly 11, the first display film 132, the first cover plate 133, the second display film 142, the second cover plate 143, the backlight assembly 15, the substrate 151, the first light source 152 and the second light source 153, respectively, and detailed descriptions thereof will be omitted herein.
Referring to fig. 4, fig. 4 is a schematic structural diagram of a third embodiment of a dual-sided display module according to the present application. The difference between the two-sided display module of this embodiment and the first embodiment of the two-sided display module provided in the present application in fig. 1 is that the first display assembly 33 in the two-sided display module 30 specifically further includes a first optical film 331, a first middle frame member 332, and a first liquid crystal panel 333; the second display assembly 34 specifically further includes a second optical film 341, a second middle frame member 342, and a second liquid crystal panel 343.
Wherein the first optical film 331 is disposed on a side surface of the back plate 32, and the first middle frame 332 is disposed on the first optical film 331, and the first liquid crystal panel 333 is connected to the frame assembly 31; the second optical film 341 is disposed on the other side of the back plate 32, and the second middle frame member 342 is disposed on the second optical film 341, and the second liquid crystal panel 343 is connected to the frame assembly 31.
In an embodiment, the dual display module 30 further includes a driving circuit board 36, the driving circuit board 36 further includes a core board 361, a first circuit board 362 and a second circuit board 363, and the core board 361 is electrically connected to the first light source member 352 and the second light source member 353, respectively, for providing power to the first light source member 352 and the second light source member 353 to light the first light source member 352 and the second light source member 353.
The first circuit board 362 and the second circuit board 363 are respectively electrically connected to the first liquid crystal panel 333 and the second liquid crystal panel 343, so as to respectively provide the same or different driving signals for the first liquid crystal panel 333 and the second liquid crystal panel 343, so that the first liquid crystal panel 333 and the second liquid crystal panel 343 respectively perform the same or different image display.
Further, in an embodiment, the dual-sided display module 30 specifically further includes a flip-chip film 37, the flip-chip film 37 is specifically connected to the frame assembly 31, and the driving circuit board 36 is correspondingly disposed on a side surface of the flip-chip film 37 facing away from the back plate 32; the driving circuit board 36 and the flip chip film 37 are perpendicular to the back plate 32, so as to effectively avoid being overlapped on the back plate 32 in the thickness direction, thereby effectively reducing the overall thickness of the dual-sided display module 30.
It is understood that in the present embodiment, the frame assembly 31, the back plate 32, the backlight assembly 35, the substrate 351, the first light source 352 and the second light source 353 are the same as the frame assembly 11, the back plate 12, the backlight assembly 15, the substrate 151, the first light source 152 and the second light source 153, respectively, and detailed descriptions thereof will be omitted herein with reference to fig. 1.
The application also provides a double-sided display module, refer to fig. 5, and fig. 5 is a schematic structural diagram of an embodiment of the double-sided display device of the application. In this embodiment, the dual display device 40 includes a housing 41 and a dual display module 42 connected to each other.
The two-sided display module 42 described in this embodiment is the two-sided display module 10, the two-sided display module 20 or the two-sided display module 30 described in any of the above embodiments, and is specifically please refer to fig. 1-4 and the related text descriptions, and the description is omitted here.
Compared with the prior art, the first light source piece and the second light source piece in the backlight assembly provided by the application are respectively and correspondingly arranged on the opposite side surfaces of the backboard in the double-sided display module in the first direction, and the first display assembly and the second display assembly are arranged on one side surface of the substrate at parallel intervals, so that the substrate is simultaneously provided with the two light source pieces corresponding to the two display assemblies without carrying out plate dividing cutting on the substrate again, the times of plate dividing cutting on the raw material substrate with large size aiming at each light source piece in the manufacturing process of the backlight assembly are effectively reduced, the residual quantity of the raw material substrate after cutting is effectively reduced, the waste of the raw material substrate is greatly reduced, the production cost of the backlight assembly is effectively reduced, and the manufacturing efficiency of the backlight assembly is improved.
The foregoing description is only of embodiments of the present application, and is not intended to limit the scope of the application, and all equivalent structures or equivalent processes using the descriptions and the drawings of the present application or directly or indirectly applied to other related technical fields are included in the scope of the present application.
Claims (10)
1. The utility model provides a be applied to backlight unit in two-sided display module assembly, two-sided display module assembly includes backplate and sets up first display module and second display module on the backplate opposite sides face, its characterized in that, backlight unit includes:
a substrate;
the first light source piece and the second light source piece are respectively arranged on one side surface of the substrate at parallel intervals corresponding to the first display assembly and the second display assembly in the first direction.
2. The backlight assembly of claim 1, wherein the backlight assembly comprises,
the first light source piece and the second light source piece are symmetrically arranged corresponding to the central line of the substrate in the first direction.
3. The backlight assembly of claim 1, wherein the backlight assembly comprises,
the minimum distance between the first light source piece and the second light source piece in the first direction is not smaller than the width of the first light source piece in the first direction.
4. The backlight assembly of claim 1, wherein the backlight assembly comprises,
in the first direction, the minimum distance between the first light source piece and one side edge of the substrate is not less than 50-100 micrometers;
the minimum distance between the second light source piece and the other side edge of the substrate is not less than 50-100 micrometers.
5. The backlight assembly of any one of claims 1-4, wherein,
the number of the first light source pieces is at least two, and the at least two first light source pieces are arranged at intervals in parallel in the second direction;
the number of the second light source pieces is at least two, and the at least two second light source pieces are arranged in parallel and at intervals in the second direction; wherein the second direction is perpendicular to the first direction.
6. The utility model provides a two-sided display module assembly which characterized in that, two-sided display module assembly includes:
a frame assembly;
the backboard is connected to the frame body assembly;
the first display component and the second display component are respectively arranged on two opposite side surfaces of the backboard;
the backlight source assembly comprises a substrate, a first light source piece and a second light source piece, wherein the substrate is connected with the frame assembly at intervals, is perpendicular to the back plate, and corresponds to the first display assembly and the second display assembly in a first direction respectively, and is arranged on one side surface of the substrate facing the back plate at intervals in parallel; wherein the first direction is perpendicular to opposite sides of the back plate.
7. The dual-sided display module of claim 6, wherein the display module comprises a display module,
the first display assembly comprises a first switch tube layer and a first display film, the first switch tube layer is arranged on one side surface of the substrate, and the first display film is arranged on the first switch tube layer;
the second display assembly comprises a second switching tube body layer and a second display film, wherein the second switching tube body layer is arranged on the other side face of the substrate, and the second display film is arranged on the second switching tube body layer.
8. The dual-sided display module of claim 6, wherein the display module comprises a display module,
the double-sided display module further comprises a switching tube body layer, and the switching tube body layer is embedded in the substrate.
9. The dual-sided display module of claim 6, wherein the display module comprises a display module,
the double-sided display module further comprises a driving circuit board, wherein the driving circuit board is connected to the frame assembly or the backboard and is perpendicular to the backboard.
10. The double-sided display device is characterized by comprising a shell and a double-sided display module which are connected;
wherein the double-sided display module is as claimed in any one of claims 6 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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