CN115171541B - Display module and display device - Google Patents
Display module and display device Download PDFInfo
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- CN115171541B CN115171541B CN202210661352.6A CN202210661352A CN115171541B CN 115171541 B CN115171541 B CN 115171541B CN 202210661352 A CN202210661352 A CN 202210661352A CN 115171541 B CN115171541 B CN 115171541B
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/302—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements characterised by the form or geometrical disposition of the individual elements
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/302—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements characterised by the form or geometrical disposition of the individual elements
- G09F9/3026—Video wall, i.e. stackable semiconductor matrix display modules
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
- G09F9/335—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes being organic light emitting diodes [OLED]
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/35—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being liquid crystals
Abstract
The application provides a display module and a display device, wherein the display module comprises a display area and a splicing area, and comprises a first curved surface part and two first plane parts symmetrically arranged on two opposite sides of the first curved surface part along a first direction; the display module comprises at least two display panels arranged along a first direction, the display area comprises a plurality of display subareas, one display subarea is arranged corresponding to one display panel, and the splicing area is positioned between two adjacent display subareas; this application is kept away from display panel's light-emitting side through setting up a supporting part, and supporting part is including the first support sub-portion that is located the concatenation district to and extend along first direction and the second support sub-portion of being connected with first support sub-portion, and the second support sub-portion is including the second curved surface portion that corresponds the setting with first curved surface portion, and the second plane portion that corresponds the setting with first plane portion, thereby the curvature of second curved surface portion is greater than the curvature of first curved surface portion and maintains the curvature stability of display module assembly structure.
Description
Technical Field
The application relates to the technical field of display, in particular to a display module and a display device.
Background
With the development of display technologies, the demands of various oversized display devices are increasing, and applications in various scenes are also becoming wider, so that tiled display devices are becoming more and more important, and compared with liquid crystal displays (LiquidCrystalDisplay, LCD) and organic light-emitting diodes (OLEDs), micro light-emitting diodes (Mini/Micro electronic diodes, mini/-LEDs/Micro-LEDs, collectively referred to as MLEDs) are becoming the mainstream of display technologies due to their advantages of lower power consumption, lower response time, higher PPI, and higher color gamut.
In the existing curved display device products, a flexible transparent micro light-emitting diode screen is needed, namely, a lamp bead is fixed on a flexible acrylic plate with a transparent electrode, but the screen has rough image quality; in addition, as the curved surface display device is generally designed into three sections, namely a straight line section, an arc section and a straight line section, bending stress and degumming stress of the curved surface display device are suddenly increased at the tangential position of the straight line section and the arc section, the curved surface display panel has risks of deformation and degumming, and therefore the requirements of large-size high-end commercial display scenes cannot be met.
Disclosure of Invention
The embodiment of the application provides a display module and a display device, which are used for relieving the defects in the related art.
In order to achieve the above functions, the technical solution provided in the embodiments of the present application is as follows:
the embodiment of the application provides a display module, which comprises a display area and a splicing area, wherein the display module comprises a first curved surface part and two first plane parts symmetrically arranged on two opposite sides of the first curved surface part along a first direction;
the display module comprises at least two display panels arranged along the first direction, the display area comprises a plurality of display subareas, one display subarea is arranged corresponding to one display panel, and the splicing area is positioned between two adjacent display subareas;
the display module is characterized by further comprising a supporting part arranged on the light emitting side of the display panel, wherein the supporting part comprises a first supporting sub-part positioned in the splicing area and a second supporting sub-part extending along the first direction and connected with the first supporting sub-part, the second supporting sub-part comprises a second curved surface part corresponding to the first curved surface part and a second plane part corresponding to the first plane part, and the curvature of the second curved surface part is larger than that of the first curved surface part.
In the display module provided by the embodiment of the application, the display module further comprises a binding area and a frame area, wherein the binding area, the frame area and the splicing area are respectively positioned at different sides of the display subarea; the frame area extends along the first direction, and the second support sub-portion is located in the frame area.
In the display module provided by the embodiment of the application, the display module comprises a plurality of display panel groups arranged along a second direction, each display panel group comprises two display panels arranged along the first direction, and the first direction is arranged to form a preset included angle with the second direction;
the splicing area comprises a first splicing area and a second splicing area, two adjacent display panels along the first direction are spliced in the first splicing area, and two adjacent display panel groups along the second direction are spliced in the second splicing area;
the first support sub-portion comprises a main portion located in the first splicing area and a branch portion located in the second splicing area and connected with the main portion, the main portion is connected with the branch portion, wherein in the second splicing area, the branch portion comprises a third curved surface portion corresponding to the first curved surface portion and a third plane portion corresponding to the first plane portion, and the curvature of the third curved surface portion is larger than that of the first curved surface portion.
In the display module assembly provided by the embodiment of the application, the display module assembly includes N adjacent display panel groups that set up along the second direction, the first support sub-portion includes N-1 that set up along the second direction branch portion, wherein N is a positive integer greater than or equal to 1.
In the display module provided in this embodiment of the present application, in a direction perpendicular to the display panel, along the first direction, a length of the branch portion is equal to a sum of widths of two adjacent display panels, and along the second direction, a length of the trunk portion is N times the width of the display panel.
In the display module assembly provided by the embodiment of the application, along the second direction, the frame area includes a first frame area and a second frame area which are located at two opposite sides of the display module assembly, and the second support sub-portion includes a first frame supporting portion located in the first frame area and a second frame supporting portion located in the first frame area, wherein a distance between the first frame supporting portion and an adjacent branch portion is equal to a distance between the second frame supporting portion and an adjacent branch portion.
In the display module assembly provided by the embodiment of the application, the junction of trunk portion with branch portion, the trunk portion with one of the branch portion is provided with groove structure, the trunk portion with another of the branch portion is provided with protruding structure, groove structure with protruding structure gomphosis each other.
In the display module provided in this embodiment of the present application, in the direction perpendicular to the display panel, in the splicing region, the width of the first support sub-portion is greater than the width of the adjacent two display panel splicing seams, and the width of the second support sub-portion is greater than the width of the adjacent two display panel splicing seams.
In the display module provided by the embodiment of the application, the material of the supporting part is one of a sub-gram, polyvinyl chloride or flexible glass.
The embodiment of the application provides a display device, which comprises any one of the display modules.
The beneficial effects of the embodiment of the application are that: the application provides a display module and a display device, wherein the display module comprises a display area and a splicing area, and comprises a first curved surface part and two first plane parts symmetrically arranged on two opposite sides of the first curved surface part along a first direction; the display module comprises at least two display panels arranged along a first direction, the display area comprises a plurality of display subareas, one display subarea corresponds to one display panel, the splicing area is positioned between two adjacent display subareas, the supporting part is far away from the light emitting side of the display panel, the supporting part comprises a first supporting sub-part positioned in the splicing area, and a second supporting sub-part which extends along the first direction and is connected with the first supporting sub-part, the second supporting sub-part comprises a second curved surface part which is arranged corresponding to the first curved surface part and a second plane part which is arranged corresponding to the first plane part, and the curvature of the second curved surface part is larger than that of the first curved surface part, so that the curvature of the display module structure is maintained stable, and the requirement of a large-size high-end manufacturer scene is met.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a top view of a display module provided in an embodiment of the present application;
fig. 2 is a front view of a display module provided in an embodiment of the present application along a first direction;
fig. 3 is a schematic structural diagram of a display panel set according to an embodiment of the present disclosure;
fig. 4 is a schematic structural view of a supporting portion according to an embodiment of the present disclosure;
fig. 5 is an enlarged view of fig. 4 at E.
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, of the embodiments of the present application. All other embodiments, which can be made by those skilled in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application. Furthermore, it should be understood that the detailed description is presented herein for purposes of illustration and explanation only and is not intended to limit the present application. In this application, unless otherwise indicated, terms of orientation such as "upper" and "lower" are used to generally refer to the upper and lower positions of the device in actual use or operation, and specifically the orientation of the drawing figures; while "inner" and "outer" are for the outline of the device.
The embodiment of the application provides a display module and a display device. The following will describe in detail. The following description of the embodiments is not intended to limit the preferred embodiments.
Referring to fig. 1 to 5, the embodiment of the application provides a display module and a display device, wherein the display module 1 includes a display area a and a splicing area B, and along a first direction X, the display module 1 includes a first curved surface portion 1A and two first plane portions 1B symmetrically disposed on two opposite sides of the first curved surface portion 1A;
the display module 1 includes at least two display panels 10 disposed along the first direction X, and a support portion 20 disposed away from the light emitting side of the display panels 10;
the display area a includes a plurality of display sub-areas A1, one display sub-area A1 is disposed corresponding to one display panel 10, the splicing area B is located between two adjacent display sub-areas A1, the supporting portion 20 includes a first supporting sub-portion 210 located in the splicing area B, and a second supporting sub-portion 220 extending along the first direction X and connected to the first supporting sub-portion 210, the second supporting sub-portion 220 includes a second curved surface portion 220A disposed corresponding to the first curved surface portion 1A, and a second planar portion 220B disposed corresponding to the first planar portion 1B, and a curvature of the second curved surface portion 220A is greater than that of the first curved surface portion 1A.
It can be understood that in the prior art, a splicing technology is generally adopted to realize large-size display of Micro light emitting diodes (Mini/Micro light emitting diode, mini/-LED/Micro-LED, collectively referred to as MLED), but in the existing curved surface display device product, a flexible transparent Micro light emitting diode screen is needed, namely, a lamp bead is fixed on a flexible acrylic plate with a transparent electrode, but the screen has rough image quality; in addition, as the curved surface display device is generally designed into three sections, namely a straight line section, an arc section and a straight line section, bending stress and degumming stress of the curved surface display device are suddenly increased at the tangential position of the straight line section and the arc section, the curved surface display panel has risks of deformation and degumming, and therefore the requirements of large-size high-end commercial display scenes cannot be met.
According to the embodiment of the application, the supporting portion 20 is arranged, the supporting portion 20 is far away from the light emitting side of the display panel 10, the supporting portion 20 comprises the first supporting sub-portion 210 located in the splicing area B, and the second supporting sub-portion 220 which extends along the first direction X and is connected with the first supporting sub-portion 210, the second supporting sub-portion 220 comprises the second curved surface portion 220A which is correspondingly arranged with the first curved surface portion 1A, and the second flat surface portion 220B which is correspondingly arranged with the first flat surface portion 1B, and the curvature of the second curved surface portion 220A is larger than that of the first curved surface portion 1A, so that the curvature of the structure of the display module 1 is maintained to be stable, and the requirements of large-size high-end business display scenes are met.
The technical solutions of the present application will now be described with reference to specific embodiments.
In one embodiment, please refer to fig. 1, 2, 3 and 4; fig. 1 is a top view of a display module provided in an embodiment of the present application; fig. 2 is a front view of a display module provided in an embodiment of the present application along a first direction; fig. 3 is a schematic structural diagram of a display panel set according to an embodiment of the present disclosure; fig. 4 is a schematic structural diagram of a supporting portion according to an embodiment of the present application.
The present embodiment provides a display module 1, the display module 1 includes a display area a and a splicing area B, along a first direction X, the display module 1 includes a first curved surface portion 1A, and two first plane portions 1B symmetrically disposed on two opposite sides of the first curved surface portion 1A, that is, in this embodiment, the display module 1 is a curved surface structure.
The display module 1 includes at least two display panels 10 disposed along the first direction X, the display area a includes a plurality of display sub-areas A1, one display sub-area A1 is disposed corresponding to one display panel 10, the splicing area B is located between two adjacent display sub-areas A1, and two adjacent display panels 10 are spliced in the splicing area B; in this embodiment, the display panels 10 are curved structures, and the two display panels 10 are symmetrically disposed on two sides of the center line W of the display module 1, and the display panel 10 includes, but is not limited to, one of a liquid crystal display panel LiquidCrystalDisplay, LCD, an organic light-EmittingDiode, OLED (organic light-emitting diode) display panel, and a Micro light-emitting diode (Mini/-LED/Micro-LED, collectively referred to as MLED) display panel, and this embodiment is exemplified by the display panel 10 as a Micro light-emitting diode display panel.
Further, the display module 1 further includes a binding area C and a frame area D, where the binding area C, the frame area D, and the splicing area B are located at different sides of the display sub-area A1 respectively; wherein the frame region D extends along the first direction X; it can be appreciated that in this embodiment, by setting the binding area C, the splicing area B, and the frame area D to be respectively located at different sides of the display area a, the binding area C is located outside the splicing area B, so that seamless display of two adjacent display panels 10 at the splicing position is achieved.
The display panel 10 includes a substrate (not shown), a display portion 110 disposed on the substrate and located in the display area a, a binding portion 120 disposed on the substrate and located in the binding area C, and a splicing portion 130 disposed on the substrate and located in the splicing area B, where the binding portion 120, the display portion 110, and the splicing portion 130 are disposed in parallel along the first direction X, and the substrate is a flexible substrate.
The material of the substrate may include at least one of acrylic resin, methacrylic resin, polyisoprene, vinyl resin, epoxy-based resin, polyurethane-based resin, cellulose resin, silicone resin, polyimide-based resin, polyamide-based resin, and preferably, in the present embodiment, the material of the substrate is polyimide-based resin, thereby achieving overall flexibility of the display panel 10.
The display portion 110 includes a thin film transistor layer (not shown) and a display functional layer (not shown) that are stacked on the substrate, the display functional layer includes a plurality of light emitting devices (not shown), and the binding portion 120 and the thin film transistor layer are arranged in parallel along the first direction X, where in this embodiment, a Mini light emitting diode (Mini light emitting diode) is taken as an example, and the light emitting devices may be transferred to the thin film transistor layer through a mass transfer process or a wave Soldering (SMT) process, which is not limited in this embodiment.
Further, in the present embodiment, the display module 1 further includes a binding unit 30 disposed on one side of the binding portion 120 and corresponding to the display panel 10, the binding unit 30 includes a printed circuit board 31 (PrintedCircuitBoardAssembly, PCBA) and a plurality of chip on films 32 (COF), each of the printed circuit boards 31 is connected to the binding portion 120 through at least one of the chip on films 32, and the binding portion 120 includes a routing layer (not shown) extending from the display area a to the binding area C, and the routing layer is connected to the printed circuit board 31; it can be understood that the light emitting device is disposed in the display area a, and a plurality of metal wires (not shown) are disposed in the wire layer, and extend into the display area a to be connected with the light emitting device in a signal manner, so as to realize transmission of display signals.
It should be noted that, the thin film transistor layer includes, but is not limited to, an active layer, a gate insulating layer, a gate electrode, an interlayer insulating layer, a source/drain electrode layer, a passivation layer, and other common film layers, which are not described in detail in this embodiment, and meanwhile, the number of the flip chip thin films 32 is not limited in detail in this embodiment; it is to be understood that the type or structure of the thin film transistor is not particularly limited in this embodiment, and preferably, the thin film transistor layer includes a plurality of top gate thin film transistors, and the light transmittance of the thin film transistor layer is greater than 80%; in specific implementation, the thin film transistor layer can be used for realizing the driving or switching function of the light emitting device as long as the thin film transistor layer is reasonably configured.
In this embodiment, the display module 1 further includes a supporting portion 20, where the supporting portion 20 is far away from the light emitting side of the display panel 10, and the material of the supporting portion 20 includes, but is not limited to, one of a jockey, polyvinyl chloride or flexible glass, and in this embodiment, the solution of the present application is illustrated by taking the jockey as the material of the supporting portion 20; further, the supporting portion 20 may be attached to the substrate by an optical adhesive (OCA), and the attaching manner of the supporting portion 20 and the display panel 10 is not particularly limited in this embodiment.
The supporting portion 20 includes a first supporting sub-portion 210 located in the splicing region B, and a second supporting sub-portion 220 extending along the first direction X and connected to the first supporting sub-portion 210, the second supporting sub-portion 220 includes a second curved surface portion 220A disposed corresponding to the first curved surface portion 1A, and a second flat surface portion 220B disposed corresponding to the first flat surface portion 1B, and the curvature of the second curved surface portion 220A is greater than that of the first curved surface portion 1A.
Wherein the second supporting sub-portion 220 is located in the frame area D; it should be noted that, in this embodiment, the frame area D is the non-display area a of the display module 1, and the second supporting sub-portion 220 is located in the frame area D, so as to avoid the second supporting sub-portion 220 from shielding the display panel 10, thereby affecting the display effect of the display module 1.
In this embodiment, the display module 1 includes a plurality of display panel groups 100 disposed along a second direction Y, and each display panel group 100 includes two display panels 10 disposed along the first direction X, where the first direction X is disposed at a preset angle with respect to the second direction Y; in this embodiment, the range of the preset included angle and the directions of the first direction X and the second direction Y are not limited, but for convenience of description, the present embodiment is exemplified by the preset included angle being 90 °, the first direction being the direction X, and the second direction being the direction Y.
The splicing area B includes a first splicing area B1 and a second splicing area B2, two adjacent display panels 10 along the first direction X are spliced in the first splicing area B1, and two adjacent display panel groups 100 along the second direction Y are spliced in the second splicing area B2; specifically, the first splicing region B1 extends along the second direction Y, and the second splicing region B2 extends along the first direction X.
The first supporting sub-portion 210 includes a main portion 211 located in the first splicing region B1 and a branch portion 212 located in the second splicing region B2, the main portion 211 and the branch portion 212 are connected to each other, the main portion 211 extends along the second direction Y, and the branch portion 212 extends along the first direction X; the branching portion 212 includes a third curved surface portion 212A provided corresponding to the first curved surface portion 1A, and a third plane portion 212B provided corresponding to the first plane portion 1B, and the curvature of the third curved surface portion 212A is larger than the curvature of the first curved surface portion 1A.
It can be appreciated that in this embodiment, by being disposed in the frame area D, the curvature of the second curved surface portion 220A is greater than the curvature of the first curved surface portion 1A, and in the second splicing area B2, the curvature of the third curved surface portion 212A is greater than the curvature of the first curved surface portion 1A, so as to maintain the curvature of the display module 1 structure stable, so as to meet the requirement of large-size high-end commercial display.
It should be noted that, in this embodiment, the curvature of the first curved surface portion 1A, the curvature of the second curved surface portion 220A, and the curvature of the third curved surface portion 212A are not limited, and the value thereof may be selected according to actual process conditions.
Specifically, the display module 1 includes N adjacent display panel groups 100 disposed along the second direction Y, and the first supporting sub-portion 210 includes N-1 branch portions 212 disposed along the second direction Y, where N is a positive integer greater than or equal to 1; further, in the direction perpendicular to the display panels 10, along the first direction X, the length of the branch portion 212 is equal to the sum of the widths of two adjacent display panels 10, and along the second direction Y, the length of the trunk portion 211 is N times the width of the display panels 10; preferably, in this embodiment, the display module 1 includes 3 adjacent display panel groups 100 disposed along the second direction Y, the first support sub-portion 210 includes 2 branch portions 212 disposed along the second direction Y, and in the direction perpendicular to the display panel 10, the length of the trunk portion 211 is 3 times the width of the display panel 10 along the second direction Y.
When N is greater than 2, the first supporting sub-portion 210 includes N-1 branching portions 212 spaced apart along the second direction Y; in the direction perpendicular to the display panel 10, the distance between two adjacent branch portions 212 is smaller than the width of the display panel 10, and the distance between the second support sub-portion 220 and the adjacent branch portion 212 is smaller than the width of the display panel 10, so as to avoid the shielding of the display panel 10 by the support portion 20, thereby affecting the display effect of the display module 1.
In this embodiment, along the second direction Y, the frame area D includes a first frame area D1 and a second frame area D2 located at opposite sides of the display module 1, the second support sub-portion 220 includes a first frame support portion 221 located in the first frame area D1, and a second frame support portion 222 located in the first frame area D1, where in the first frame area D1, the first frame support portion 221 is connected to the trunk portion 211, and in the second frame area D2, the second frame support portion 222 is connected to the trunk portion 211, a distance H1 between the first frame support portion 221 and an adjacent branch portion 212 is equal to a distance H2 between the second frame support portion 222 and an adjacent branch portion 212, and a distance H1 between the first frame support portion 221 and an adjacent branch portion 212 is equal to a distance H3 between the adjacent two branch portions 212, so as to improve stability of the support portion 20; it can be understood that the first bezel supporting part 221, the branching part 212, and the second bezel supporting part 222 are disposed parallel to each other in a direction perpendicular to the display panel 10.
The width of the first supporting sub-portion 210 is greater than the width of the splice seam between two adjacent display panels 10 in the direction perpendicular to the display panels 10, and the width of the second supporting sub-portion 220 is greater than the width of the splice seam between two adjacent display panels 10; specifically, in the direction perpendicular to the display panel 10, the width of the trunk portion 211, the width of the branch portion 212, the width of the first frame supporting portion 221, and the width of the second frame supporting portion 222 are all greater than the widths of the splice seams of two adjacent display panels 10, so that the supporting effect and the fixing effect of the supporting portion 20 on the display module 1 are further improved, the phenomena of film layer debonding, breakage and the like of the display module 1 in the bending process are avoided, and the overall yield and reliability of the display module 1 are improved.
Preferably; the width of the trunk portion 211 is 1 cm to 2 cm, the width of the branch portion 212 is 1 cm to 2 cm, the width of the first frame supporting portion 221 is 1 cm to 2 cm, and the width of the second frame supporting portion 222 is 1 cm to 2 cm, which is not particularly limited in this embodiment.
It should be noted that, referring to fig. 5, as an enlarged view of fig. 4 at E, at the connection position of the trunk portion 211 and the branch portion 212, one of the trunk portion 211 and the branch portion 212 is provided with a groove structure 20A, the other of the trunk portion 211 and the branch portion 212 is provided with a protrusion structure 20B, and the groove structure 20A and the protrusion structure 20B are mutually engaged; preferably, in this embodiment, at the connection between the trunk portion 211 and the branch portion 212, the groove structure 20A is disposed on a side of the trunk portion 211 close to the branch portion 212, the protrusion structure 20B is disposed on a side of the branch portion 212 close to the trunk portion 211, and the trunk portion 211 and the branch portion 212 are engaged with each other through the groove structure 20A and the protrusion structure 20B, so as to improve stability of the support portion 20.
Further, in the present embodiment, at the connection of the trunk portion 211 and the second support sub-portion 220, one of the trunk portion 211 and the second support sub-portion 220 is provided with a groove structure 20A, the other of the trunk portion 211 and the second support sub-portion is provided with a protrusion structure 20B, and the groove structure 20A and the protrusion structure 20B are fitted to each other; preferably, in this embodiment, at the connection between the trunk portion 211 and the second support sub-portion 220, a groove structure 20A is disposed on a side of the trunk portion 211 near the second support sub-portion 220, a protrusion structure 20B is disposed on a side of the second support sub-portion 220 near the trunk portion 211, and the trunk portion 211 and the second support sub-portion 220 are engaged with each other through the groove structure 20A and the protrusion structure 20B, so as to improve stability of the support portion 20.
It is to be understood that, in the present embodiment, the number of the protruding structures 20B and the number of the recessed structures 20A are not particularly limited; in addition, in an embodiment, the supporting portion 20 may be an integrally formed structure, that is, the main portion 211, the branch portion 212, and the second supporting sub-portion 220 are integrally formed, so as to save manufacturing process.
The embodiment provides a display device, which includes the display module set described in any one of the embodiments.
It will be appreciated that the light emitting module has been described in detail in the above embodiments, and the description thereof will not be repeated here.
When the display device is specifically applied, the display device can be a display screen of equipment such as a smart phone, a tablet personal computer, a notebook computer, a smart bracelet, a smart watch, smart glasses, a smart helmet, a desktop computer, a smart television or a digital camera, and even can be applied to electronic equipment with a flexible display screen.
In summary, the present application provides a display module and a display device, where the display module includes a display area and a splicing area, and along a first direction, the display module includes a first curved surface portion, and two first plane portions symmetrically disposed on two opposite sides of the first curved surface portion; the display module comprises at least two display panels arranged along a first direction, the display area comprises a plurality of display subareas, one display subarea corresponds to one display panel, the splicing area is positioned between two adjacent display subareas, the supporting part is far away from the light emitting side of the display panel, the supporting part comprises a first supporting sub-part positioned in the splicing area, and a second supporting sub-part which extends along the first direction and is connected with the first supporting sub-part, the second supporting sub-part comprises a second curved surface part which is arranged corresponding to the first curved surface part and a second plane part which is arranged corresponding to the first plane part, and the curvature of the second curved surface part is larger than that of the first curved surface part, so that the curvature of the display module structure is maintained stable, and the requirement of a large-size high-end manufacturer scene is met.
In the foregoing embodiments, the descriptions of the embodiments are emphasized, and for parts of one embodiment that are not described in detail, reference may be made to related descriptions of other embodiments.
The foregoing has described in detail a display module and a display device provided by embodiments of the present application, and specific examples have been applied herein to illustrate principles and embodiments of the present application, where the foregoing description of the embodiments is only for aiding in understanding of the method and core ideas of the present application; meanwhile, those skilled in the art will have variations in the specific embodiments and application scope in light of the ideas of the present application, and the present description should not be construed as limiting the present application in view of the above.
Claims (10)
1. The display module comprises a display area and a splicing area, and along a first direction, the display module comprises a first curved surface part and two first plane parts symmetrically arranged on two opposite sides of the first curved surface part;
the display module comprises at least two display panels arranged along the first direction, the display area comprises a plurality of display subareas, one display subarea is arranged corresponding to one display panel, and the splicing area is positioned between two adjacent display subareas;
the display module is characterized by further comprising a supporting part arranged on the light emitting side of the display panel, wherein the supporting part comprises a first supporting sub-part positioned in the splicing area and a second supporting sub-part extending along the first direction and connected with the first supporting sub-part, the second supporting sub-part comprises a second curved surface part corresponding to the first curved surface part and a second plane part corresponding to the first plane part, and the curvature of the second curved surface part is larger than that of the first curved surface part.
2. The display module of claim 1, further comprising a binding region and a border region, the binding region, the border region, and the stitching region being located on different sides of the display sub-region, respectively; the frame area extends along the first direction, and the second support sub-portion is located in the frame area.
3. The display module of claim 2, wherein the display module comprises a plurality of display panel groups arranged along a second direction, each display panel group comprising two display panels arranged along the first direction, the first direction being arranged at a predetermined angle to the second direction;
the splicing area comprises a first splicing area and a second splicing area, two adjacent display panels along the first direction are spliced in the first splicing area, and two adjacent display panel groups along the second direction are spliced in the second splicing area;
the first support sub-portion comprises a main portion located in the first splicing area and a branch portion located in the second splicing area and connected with the main portion, the main portion is connected with the branch portion, wherein in the second splicing area, the branch portion comprises a third curved surface portion corresponding to the first curved surface portion and a third plane portion corresponding to the first plane portion, and the curvature of the third curved surface portion is larger than that of the first curved surface portion.
4. A display module according to claim 3, wherein the display module comprises N adjacent display panel groups arranged along the second direction, and the first support sub-portion comprises N-1 branch portions arranged along the second direction, wherein N is a positive integer greater than or equal to 1.
5. The display module of claim 4, wherein in a direction perpendicular to the display panels, a length of the branch portion is equal to a sum of widths of two adjacent display panels in the first direction, and a length of the trunk portion is N times the width of the display panels in the second direction.
6. The display module of claim 5, wherein along the second direction, the bezel area includes a first bezel area and a second bezel area located on opposite sides of the display module, and the second support sub-portion includes a first bezel support portion located in the first bezel area and a second bezel support portion located in the first bezel area, wherein a distance between the first bezel support portion and the adjacent branch portion is equal to a distance between the second bezel support portion and the adjacent branch portion.
7. A display module according to claim 3, wherein at the junction of the trunk portion and the branch portion, one of the trunk portion and the branch portion is provided with a groove structure, and the other of the trunk portion and the branch portion is provided with a projection structure, the groove structure and the projection structure being fitted to each other.
8. The display module of claim 1, wherein the first support sub-portion has a width in the direction perpendicular to the display panels that is greater than the width of the adjacent two display panel seams in the stitching region, and the second support sub-portion has a width that is greater than the width of the adjacent two display panel seams.
9. The display module of claim 1, wherein the material of the support portion is one of a acrylic, polyvinyl chloride, or flexible glass.
10. A display device comprising a display module according to any one of claims 1-9.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210661352.6A CN115171541B (en) | 2022-06-13 | 2022-06-13 | Display module and display device |
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| CN202210661352.6A CN115171541B (en) | 2022-06-13 | 2022-06-13 | Display module and display device |
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| CN115171541A CN115171541A (en) | 2022-10-11 |
| CN115171541B true CN115171541B (en) | 2023-07-25 |
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| Publication number | Publication date |
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| CN115171541A (en) | 2022-10-11 |
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