CN209912424U - Double-sided display screen - Google Patents
Double-sided display screen Download PDFInfo
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- CN209912424U CN209912424U CN201920744039.2U CN201920744039U CN209912424U CN 209912424 U CN209912424 U CN 209912424U CN 201920744039 U CN201920744039 U CN 201920744039U CN 209912424 U CN209912424 U CN 209912424U
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Abstract
The utility model relates to a double-sided display screen, it is including installation frame, fixed plate, backlight, first liquid crystal display panel and second liquid crystal display panel, be provided with the recess on the installation frame, the bottom surface of recess is provided with first light-emitting window, the backlight sets up in the recess, the fixed plate sets up groove open-ended one side, be provided with the second light-emitting window on the fixed plate, the light energy that the backlight sent is followed respectively first light-emitting window and second light-emitting window outgoing, first light-emitting window is kept away from one side of backlight is provided with first liquid crystal display panel, the second light-emitting window is kept away from one side of backlight is provided with second liquid crystal display panel. The utility model discloses simplify the equipment fixed knot structure of two-sided display screen, improved the efficiency that production equipment and maintenance were dismantled.
Description
Technical Field
The utility model relates to a liquid crystal display technology field especially relates to a double-sided display screen.
Background
At present, a Liquid Crystal Display (LCD) has the advantages of low power consumption, low radiation, thin body, soft image, and the like, and thus becomes a mainstream Display device in the Display technology field. The liquid crystal display is constructed by placing a liquid crystal box between two parallel glass substrates, arranging a TFT (thin film transistor) on a lower glass substrate, arranging a color filter on an upper glass substrate, and controlling the rotation direction of liquid crystal molecules by changing the voltage on the TFT, thereby controlling whether polarized light of each pixel point is emitted or not, and achieving the purpose of display.
The liquid crystal display panel does not emit light, so the liquid crystal display panel needs a backlight module to provide a light source, the backlight module generally comprises a back plate, a light guide plate, an optical film group, an LED light bar and other elements, and the liquid crystal display using the backlight module with double-sided light emission in the prior art still has the problem of too complicated assembling and fixing structure, so that the installation and the disassembly are inconvenient, the efficiency of production assembly and maintenance disassembly is low, and therefore the prior art is to be improved.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve lies in how to simplify the equipment fixed knot structure of two-sided display screen to improve the efficiency that production equipment and maintenance were dismantled.
The utility model provides a technical scheme that above-mentioned technical problem adopted is:
the utility model provides a double-sided display screen, is including installation frame, fixed plate, backlight, first liquid crystal display panel and second liquid crystal display panel, be provided with the recess on the installation frame, the bottom surface of recess is provided with first light-emitting window, the backlight sets up in the recess, the fixed plate sets up recess open-ended one side, be provided with the second light-emitting window on the fixed plate, the light energy that the backlight sent is followed respectively first light-emitting window and second light-emitting window outgoing, first light-emitting window is kept away from one side of backlight is provided with first liquid crystal display panel, the second light-emitting window is kept away from one side of backlight is provided with second liquid crystal display panel.
In a preferred embodiment, the fixing plate is detachably fixed to the mounting frame, and the backlight source is clamped and fixed between the fixing plate and the bottom surface of the groove.
In a preferred embodiment, the liquid crystal display panel further comprises a first outer frame and a second outer frame, the first outer frame and the second outer frame are detachably fixed on the mounting frame, the first liquid crystal panel is clamped and fixed between the first outer frame and the fixing plate, and the second liquid crystal panel is clamped and fixed between the second outer frame and the mounting frame.
In a preferred embodiment, a first edge of the first outer frame extends toward the first liquid crystal panel, a second edge of the second outer frame extends toward the second liquid crystal panel, and the first edge and the second edge are detachably fixed after being sleeved with each other.
In a preferred embodiment, the first and second rims are lockingly secured to the mounting frame by fasteners passing through the first and second rims.
In a preferred embodiment, the first frame is provided with a third light outlet, and the second frame is provided with a fourth light outlet.
The utility model has the advantages that:
the utility model discloses be provided with installation frame and fixed plate, through division of recess on the installation frame, a recess open-ended side-mounting fixed plate, first light-emitting window is opened to the bottom surface of recess, open the second light-emitting window on the fixed plate, the backlight is fixed between the bottom surface of fixed plate and recess, the backlight carries out the light-emitting through first light-emitting window and second light-emitting window, through setting up first liquid crystal display panel and second liquid crystal display panel respectively in first light-emitting window and second light-emitting window department, can realize the equipment of two-sided display screen simply, the integral erection simple structure, can provide the efficiency of equipment and dismantlement.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is an exploded view of a double-sided display screen according to an embodiment of the present invention;
fig. 2 is a cross-sectional view of a dual-sided display screen according to an embodiment of the present invention.
Detailed Description
The conception, specific structure and technical effects of the present invention will be described clearly and completely with reference to the accompanying drawings and embodiments, so as to fully understand the objects, aspects and effects of the present invention. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
It should be noted that, unless otherwise specified, when a feature is referred to as being "fixed" or "connected" to another feature, it may be directly fixed or connected to the other feature or indirectly fixed or connected to the other feature. Furthermore, the description of the upper, lower, left, right, etc. used in the present invention is only relative to the mutual positional relationship of the components of the present invention in the drawings.
Furthermore, unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art. The terminology used in the description herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any combination of one or more of the associated listed items.
Referring to fig. 1 and 2, fig. 1 is an exploded schematic view of a double-sided display panel according to an embodiment of the present invention; fig. 2 is a cross-sectional view of a dual-sided display screen according to an embodiment of the present invention. The double-sided display screen of this embodiment includes PCB box 1, first frame 2, first liquid crystal display panel 3, installation frame 4, backlight 5, fixed plate 6, second liquid crystal display panel 7 and second frame 8, it has recess 42 to open on the installation frame 4, backlight 5 is arranged in recess 42, recess 42 open-ended one side is arranged in to fixed plate 6, see in fig. 2, arrange the left side of recess 42 promptly, fixed plate 6 detachably fixes on installation frame 4, thereby fix backlight 5 centre gripping between fixed plate 6 and the bottom surface 43 of recess 42, can dismantle fixed mode and adopt screw locking or joint fixed.
The backlight 5 includes a light guide plate 51 and an LED lamp 52, the LED lamp 52 is disposed on the light incident side of the light guide plate 51, in this embodiment, light entering from the lower end of the light guide plate 51 is reflected and/or refracted by the concave arc separating surfaces distributed along the diagonal of the cross section in the light guide plate 51, and exits from the left side or the right side of the light guide plate 51, so as to realize double-sided light emission. The bottom surface 43 of the groove 42 is provided with a first light outlet 41, and the fixing plate 6 is provided with a second light outlet 61, so that the light emitted from the left side surface and the right side surface of the light guide plate 51 can be guided out from the second light outlet 61 and the first light outlet 41, respectively.
One side of the first light outlet 41 far away from the backlight source 5 is provided with a first liquid crystal panel 3, the first liquid crystal panel 3 is clamped and fixed between the mounting frame 4 and the first outer frame 2, one side of the second light outlet 61 far away from the backlight source 5 is provided with a second liquid crystal panel 7, the second liquid crystal panel 7 is clamped and fixed between the fixing plate 6 and the second outer frame 8, the edge of the first outer frame 2 extends towards the first liquid crystal panel 3 to form a first edge covering 21, the edge of the second outer frame 8 extends towards the second liquid crystal panel 7 to form a second edge covering 81, the second edge covering 81 is inserted into the first edge covering 21, the first edge covering 21 and the second edge covering 81 are locked and fixed on the mounting frame 4 through locking pieces penetrating through the first edge covering and the second edge covering 81, and therefore the first outer frame 2 and the second outer frame 8 can be detachably fixed.
The first outer frame 2 is further provided with a third light outlet 22, the second outer frame 8 is further provided with a fourth light outlet 82, the third light outlet 22 is used for emitting light emitted by the right side of the backlight source 5, the fourth light outlet 82 is used for emitting light emitted by the left side of the backlight source 5, the upper end of the first outer frame 2 is further fixed with a PCB box 1, and the PCB box 1 is used for supplying power to the backlight source 4, the first liquid crystal panel 3 and the second liquid crystal panel 7.
While the preferred embodiments of the present invention have been described, the present invention is not limited to the embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are intended to be included within the scope of the present invention as defined by the appended claims.
Claims (6)
1. The utility model provides a double-sided display screen, its characterized in that, including installation frame, fixed plate, backlight, first liquid crystal display panel and second liquid crystal display panel, be provided with the recess on the installation frame, the bottom surface of recess is provided with first light-emitting window, the backlight sets up in the recess, the fixed plate sets up groove opening's one side, be provided with the second light-emitting window on the fixed plate, the light energy that the backlight sent is followed respectively first light-emitting window and second light-emitting window outgoing, first light-emitting window is kept away from one side of backlight is provided with first liquid crystal display panel, the second light-emitting window is kept away from one side of backlight is provided with second liquid crystal display panel.
2. A two-sided display screen as recited in claim 1, wherein the mounting frame is removably secured to the mounting plate and the backlight is held between the mounting plate and the bottom surface of the recess.
3. The dual-sided display screen of claim 1, further comprising a first frame and a second frame, wherein the first frame and the second frame are detachably fixed on the mounting frame, the first liquid crystal panel is clamped and fixed between the first frame and the fixing plate, and the second liquid crystal panel is clamped and fixed between the second frame and the mounting frame.
4. The dual-sided display screen of claim 3, wherein a first edge of the first frame extends towards the first liquid crystal panel, a second edge of the second frame extends towards the second liquid crystal panel, and the first edge and the second edge are detachably fixed after being sleeved with each other.
5. A two-sided display screen according to claim 4, wherein the first and second rims are lockingly secured to the mounting frame by fasteners passing through the first and second rims.
6. A dual-sided display screen as recited in claim 3, wherein the first frame is provided with a third light outlet, and the second frame is provided with a fourth light outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920744039.2U CN209912424U (en) | 2019-05-21 | 2019-05-21 | Double-sided display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920744039.2U CN209912424U (en) | 2019-05-21 | 2019-05-21 | Double-sided display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209912424U true CN209912424U (en) | 2020-01-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920744039.2U Active CN209912424U (en) | 2019-05-21 | 2019-05-21 | Double-sided display screen |
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| Country | Link |
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| CN (1) | CN209912424U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113138483A (en) * | 2021-04-28 | 2021-07-20 | 武汉华星光电技术有限公司 | Display device |
| CN113674645A (en) * | 2021-08-19 | 2021-11-19 | 深圳市乐见智显科技有限公司 | Ultrathin liquid crystal double-sided screen and manufacturing process thereof |
-
2019
- 2019-05-21 CN CN201920744039.2U patent/CN209912424U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113138483A (en) * | 2021-04-28 | 2021-07-20 | 武汉华星光电技术有限公司 | Display device |
| WO2022227139A1 (en) * | 2021-04-28 | 2022-11-03 | 武汉华星光电技术有限公司 | Display device |
| CN113674645A (en) * | 2021-08-19 | 2021-11-19 | 深圳市乐见智显科技有限公司 | Ultrathin liquid crystal double-sided screen and manufacturing process thereof |
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