CN214151314U - Display module assembly and display device - Google Patents
Display module assembly and display device Download PDFInfo
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- CN214151314U CN214151314U CN202022669407.7U CN202022669407U CN214151314U CN 214151314 U CN214151314 U CN 214151314U CN 202022669407 U CN202022669407 U CN 202022669407U CN 214151314 U CN214151314 U CN 214151314U
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Abstract
The application provides a display module and display equipment, wherein the display equipment comprises an equipment main body and the display module, and the display module is arranged on the equipment main body; and, the display module assembly includes diffuser plate and a plurality of lamp plate, and each lamp plate splices each other and constitutes wholly, and the diffuser plate is located each lamp plate top. The diffuser plate is just being provided with the fluorescent layer to the one side of each lamp plate, and the setting area of fluorescent layer is corresponding with the concatenation gap department of each lamp plate. The fluorescent layer is used for absorbing light emitted by the lamp panel and generating brightness. At display module assembly during operation, the light that the lamp plate sent reachs the fluorescent layer after, corresponds the concatenation gap of each lamp plate and sets up the fluorescent layer and can produce luminance to eliminate the shadow that the concatenation gap caused, promote display module assembly and display device's display image effect.
Description
Technical Field
The application relates to the technical field of display, in particular to a display module and display equipment.
Background
The micro Light Emitting Diode (Mini-LED) has become a research focus for backlight, which is different from the conventional backlight scheme that the Light guide plate is laterally inserted in the liquid crystal display, and a huge amount of Mini-LEDs are applied to the backlight field as the backlight source, so that not only can the backlight be thinned, but also more refined dynamic control can be realized, and the dynamic contrast of the liquid crystal display can be improved.
However, due to the limitation of the size of the processing equipment, the size of the Mini-led lamp panel at the present stage cannot be made too large, generally below 400mm × 200mm, and when the Mini-led lamp panel is applied to a large-size display device, multiple lamp panels are required to be spliced. Because the lamp plate all has the nature of harmomegathus, so during the lamp plate concatenation, can reserve the gap between the adjacent lamp plate, the existence in this gap makes the light of being shaded above the gap compare in other regions less strong, causes the local shadow of piece position.
SUMMERY OF THE UTILITY MODEL
The main objective of this application is to provide a display module assembly and display device, aims at solving among the current display module assembly polylith lamp plate concatenation gap department and can appear concatenation shadow, influence display effect's drawback.
In order to achieve the purpose, the application provides a display module, which comprises a diffusion plate and a plurality of lamp plates, wherein the lamp plates are spliced to form a whole, and the diffusion plate is positioned above the lamp plates;
fluorescent layers are arranged on one surface, opposite to the lamp panels, of the diffusion plate, and the arrangement areas of the fluorescent layers correspond to the splicing gaps of the lamp panels;
the fluorescent layer is used for absorbing light emitted by the lamp panel and generating brightness.
Further, the fluorescent layer is generated by screen printing fluorescent powder on the surface of the diffusion plate.
Furthermore, the lamp plate includes circuit board and a plurality of led lamp, each led lamp evenly distributed is in on the circuit board.
Furthermore, the display module also comprises a back plate, a concave part is arranged in the middle area of the back plate, and supporting parts are arranged in the areas of the two ends of the back plate;
the supporting part is higher than the concave part, and the back plate is integrally step-shaped.
Furthermore, each lamp panel is arranged in the concave part of the back plate, and the diffusion plate is arranged on the supporting part of the back plate.
Furthermore, the orthographic projection of the fluorescent layer on the back plate completely covers the splicing gaps of the lamp panels.
Further, the display module further comprises a polarizing film and liquid crystal display glass, and the liquid crystal display glass, the polarizing film and the diffusion plate are sequentially stacked from top to bottom.
Furthermore, the display module assembly still includes a plurality of light driver chip, singly light driver chip sets up singly on the circuit board for it is single to control the luminance of lamp plate.
Preferably, the display module further comprises a display driving chip, and the display driving chip is connected with the lamplight driving chip;
the display driving chip is used for generating an adjusting instruction according to the brightness of any preset area on the display module, and the adjusting instruction is used for adjusting the output parameter of the light driving chip corresponding to the any preset area so as to adjust the brightness of the any preset area.
The application also provides a display device, which comprises a device main body and the display module group;
the display module is arranged on the equipment main body.
According to the display module and the display equipment, the display equipment comprises an equipment main body and the display module, and the display module is arranged on the equipment main body; and, the display module assembly includes diffuser plate and a plurality of lamp plate, and each lamp plate splices each other and constitutes wholly, and the diffuser plate is located each lamp plate top. The diffuser plate is just being provided with the fluorescent layer to the one side of each lamp plate, and the setting area of fluorescent layer is corresponding with the concatenation gap department of each lamp plate. The fluorescent layer is used for absorbing light emitted by the lamp panel and generating brightness. At display module assembly during operation, the light that the lamp plate sent reachs the fluorescent layer after, corresponds the concatenation gap of each lamp plate and sets up the fluorescent layer and can produce luminance to eliminate the shadow that the concatenation gap caused, promote display module assembly and display device's display image effect.
Drawings
Fig. 1 is an overall structural diagram of a display module according to an embodiment of the present application;
FIG. 2 is a surface structure diagram of a diffuser plate facing a lamp panel according to an embodiment of the present disclosure;
fig. 3 is a schematic structural diagram of a display device in an embodiment of the present application.
The implementation, functional features and advantages of the objectives of the present application will be further explained with reference to the accompanying drawings.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
Referring to fig. 1 and 2, in an embodiment of the present application, a display module 5 is provided, which includes a diffuser plate 1 and a plurality of lamp panels 2, each of the lamp panels 2 is spliced to form a whole, and the diffuser plate 1 is located above each of the lamp panels 2;
the fluorescent layer 11 is used for absorbing the light emitted by the lamp panel 2 and generating brightness.
Preferably, the fluorescent layer 11 is formed by screen-printing fluorescent powder on the surface of the diffusion plate 1.
Preferably, the lamp panel 2 includes a circuit board 21 and a plurality of led lamps 22, and each led lamp 22 is uniformly distributed on the circuit board 21.
In this embodiment, the display module 5 includes a diffuser plate 1 and a plurality of lamp panels 2, wherein the lamp panels 2 are spliced to form a whole, so as to realize light emission; and diffuser plate 1 is located the whole top that 2 concatenations of each lamp plate are constituteed for the light that sends each lamp plate 2 diffuses. The diffuser plate 1 is just being provided with fluorescent layer 11 to the one side of each lamp plate 2 to, fluorescent layer 11 sets up regional corresponding with the concatenation gap department of each lamp plate 2 (the front projection of fluorescent layer 11 on the plane of lamp plate 2 and the concatenation gap between each lamp plate 2 overlap promptly). The fluorescent layer 11 can generate brightness after absorbing light. Preferably, the phosphor layer 11 is generated by screen printing phosphor on a surface of the diffuser plate 1 facing the lamp panel 2. The lamp panel 2 includes a circuit board 21 and a plurality of led lamps 22, and each led lamp 22 is evenly distributed on the circuit board 21 according to a preset interval. Specifically, display module assembly 5 during operation, led lamp 22 on the lamp plate 2 is luminous according to control command, and after the light that sends reachd fluorescent layer 11, phosphor powder absorbed light and produced luminance to eliminate the shadow that the concatenation gap caused, effectively promote the effect of display screen.
Further, the display module 5 further comprises a back plate, a concave part is arranged in the middle area of the back plate, and supporting parts are arranged in the areas of the two ends of the back plate;
the supporting part is higher than the concave part, and the back plate is integrally step-shaped.
Preferably, each of the lamp panels 2 is disposed in a recess of the housing, and the diffuser plate 1 is disposed in a support portion of the housing.
Preferably, the display module 5 further includes a polarizing film 3 and a liquid crystal display glass 4, and the liquid crystal display glass 4, the polarizing film 3 and the diffuser plate 1 are sequentially stacked from top to bottom.
In this embodiment, the display module 5 further includes a back plate, a recessed portion is disposed in the middle region of the back plate, and support portions are disposed in the regions at the two ends. Wherein, the supporting part of the back plate is higher than the recessed part, so that the back plate is integrally step-shaped. The carrier of each spare part in display module assembly 5 is regarded as to the backplate, specifically, each lamp plate 2 of mutual concatenation sets up the depressed part at the backplate, and diffuser plate 1 then erects the support at backplate both ends, and has certain distance between each lamp plate 2, realizes the diffusion effect to the light that lamp plate 2 sent. Preferably, the display module 5 further includes a polarizing film 3 and a liquid crystal display glass 4, wherein the liquid crystal display glass 4, the polarizing film 3 and the diffuser plate 1 are stacked in sequence from top to bottom, and are closely attached to each other and supported by the supporting portion of the back plate.
Further, the orthographic projection of the fluorescent layer 11 on the back plate completely covers the splicing gaps of the lamp panels 2.
In this embodiment, fluorescent layer 11 covers the concatenation gap between each lamp plate 2 completely at the orthographic projection of backplate (being fluorescent layer 11's length, width and the length in concatenation gap between each lamp plate 2, the width is the same), thereby guarantee that fluorescent layer 11 produced luminance is enough to eliminate the produced shadow in the concatenation gap between each lamp plate 2 after absorbing light, effectively avoid not enough because of fluorescent layer 11's coverage area, the luminance that leads to producing is not enough, eliminate thoroughly inadequately to the shadow, influence the holistic display effect of display module 5.
Further, display module assembly 5 still includes a plurality of light driver chip, singly light driver chip sets up singly on the circuit board 21 for it is single to control the luminance of lamp plate 2.
Preferably, the display module 5 further comprises a display driving chip, and the display driving chip is connected with the lamplight driving chip;
the display driving chip is used for generating an adjusting instruction according to the brightness of any preset area on the display module 5, and the adjusting instruction is used for adjusting the output parameter of the light driving chip corresponding to the any preset area so as to adjust the brightness of the any preset area.
In this embodiment, the display module 5 may further include a plurality of light driver chips, and each light driver chip is used to control the brightness of at least one lamp panel 2, so as to adjust the brightness of the display module 5. For example, the light driving chip may be connected to each row of led lamps 22 included in the corresponding lamp panel 2, so that the brightness of the led lamps 22 may be adjusted by controlling the number of the led lamps 22 in the lighting state on the one hand, and the brightness of the led lamps 22 may be adjusted by adjusting the magnitude of the output current on the other hand.
Further, the leaded light region that each lamp plate 2 concatenation is constituteed can be divided into a plurality of preset regions by what predetermine (display module assembly 5's display area can be divided into a plurality of preset regions promptly) to each preset region can correspond one or more lamp plate 2, thereby can reach the purpose of local display area luminance on the adjustment display module assembly 5 through adjusting lamp plate 2 that arbitrary preset region corresponds. Specifically, the display module 5 may further include a display driver chip, the display driver chip is connected to each light driver chip, and the display driver chip may generate an adjustment instruction according to the brightness of the preset region on the display module 5, where the adjustment instruction may be used to adjust the output parameter of the light driver chip corresponding to the preset region, so as to adjust the brightness of the preset region.
Referring to fig. 3, the embodiment further provides a display device, which includes a device main body 6 and the display module 5 described in any one of the above embodiments;
the display module 5 is disposed on the apparatus main body 6.
In this embodiment, the display device includes the device main body 6 and any one of the above-mentioned display module 5, wherein, the display module 5 is arranged on the device main body 6, and provides the display function for the display device. The device body may include a battery, a housing, a processor, and other functional modules, and the functional modules may include a battery management chip, a speaker module, and the like, which are not described in detail herein. The electronic device can be a billboard, a tablet computer, an electronic reader and the like.
According to the display module 5 and the display device provided by the embodiment, the display device comprises the device main body 6 and the display module 5, and the display module 5 is arranged on the device main body 6; and, display module assembly 5 includes diffuser plate 1 and a plurality of lamp plate 2, and each lamp plate 2 splices each other and constitutes wholly, and diffuser plate 1 is located each lamp plate 2 tops. The diffuser plate 1 is provided with fluorescent layer 11 just to the one side of each lamp plate 2, and fluorescent layer 11 sets up regional corresponding with the concatenation gap department of each lamp plate 2. The fluorescent layer 11 is used for absorbing the light emitted from the lamp panel 2 and generating brightness. At display module assembly 5 during operation, the light that lamp plate 2 sent reachs fluorescent layer 11 backs, corresponds the concatenation gap of each lamp plate 2 and sets up fluorescent layer 11 and can produce luminance to eliminate the shadow that the concatenation gap caused, promote display module assembly 5 and display device's display picture effect.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, apparatus, article, or method that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, apparatus, article, or method. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, apparatus, article, or method that includes the element.
The above description is only for the preferred embodiment of the present application and not intended to limit the scope of the present application, and all modifications of equivalent structures and equivalent processes, which are made by the contents of the specification and the drawings of the present application, or which are directly or indirectly applied to other related technical fields, are intended to be included within the scope of the present application.
Claims (10)
1. A display module is characterized by comprising a diffusion plate and a plurality of lamp plates, wherein the lamp plates are spliced to form a whole, and the diffusion plate is positioned above the lamp plates;
fluorescent layers are arranged on one surface, opposite to the lamp panels, of the diffusion plate, and the arrangement areas of the fluorescent layers correspond to the splicing gaps of the lamp panels;
the fluorescent layer is used for absorbing light emitted by the lamp panel and generating brightness.
2. The display module of claim 1, wherein the phosphor layer is generated by screen printing phosphor powder on the surface of the diffuser plate.
3. The display module assembly of claim 1, wherein the lamp panel comprises a circuit board and a plurality of led lamps, and each led lamp is uniformly distributed on the circuit board.
4. The display module assembly according to claim 1, further comprising a back plate, wherein a recess is provided in a middle region of the back plate, and a support portion is provided in two end regions of the back plate;
the supporting part is higher than the concave part, and the back plate is integrally step-shaped.
5. The display module assembly of claim 4, wherein each of the lamp panels is disposed in a recess of the back plate, and the diffuser plate is disposed in a support of the back plate.
6. The display module assembly of claim 5, wherein the orthographic projection of the fluorescent layer on the back plate completely covers the splicing gap of each lamp panel.
7. The display module according to claim 5, further comprising a polarizing film and a liquid crystal display glass, wherein the liquid crystal display glass, the polarizing film and the diffuser plate are sequentially stacked from top to bottom.
8. The display module assembly of claim 3, further comprising a plurality of light driving chips, wherein a single light driving chip is disposed on a single circuit board for controlling the brightness of a single lamp panel.
9. The display module assembly of claim 8, further comprising a display driver chip, wherein the display driver chip is connected to the lamp driver chip;
the display driving chip is used for generating an adjusting instruction according to the brightness of any preset area on the display module, and the adjusting instruction is used for adjusting the output parameter of the light driving chip corresponding to the any preset area so as to adjust the brightness of the any preset area.
10. A display apparatus comprising an apparatus main body and the display module according to any one of claims 1 to 9;
the display module is arranged on the equipment main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022669407.7U CN214151314U (en) | 2020-11-17 | 2020-11-17 | Display module assembly and display device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022669407.7U CN214151314U (en) | 2020-11-17 | 2020-11-17 | Display module assembly and display device |
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| CN214151314U true CN214151314U (en) | 2021-09-07 |
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| CN202022669407.7U Active CN214151314U (en) | 2020-11-17 | 2020-11-17 | Display module assembly and display device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115047674A (en) * | 2022-06-14 | 2022-09-13 | 惠科股份有限公司 | Backlight module and display device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115047674A (en) * | 2022-06-14 | 2022-09-13 | 惠科股份有限公司 | Backlight module and display device |
| CN115047674B (en) * | 2022-06-14 | 2023-04-25 | 惠科股份有限公司 | Backlight module and display device |
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