CN212379693U - Display panel and display device - Google Patents
Display panel and display device Download PDFInfo
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- CN212379693U CN212379693U CN202020868561.4U CN202020868561U CN212379693U CN 212379693 U CN212379693 U CN 212379693U CN 202020868561 U CN202020868561 U CN 202020868561U CN 212379693 U CN212379693 U CN 212379693U
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Abstract
The embodiment of the utility model discloses display panel and display device. The display panel comprises a liquid crystal display module and a backlight module; the liquid crystal display module is arranged on the light emergent side of the backlight module and comprises a first polaroid, a first substrate, a liquid crystal layer, a second substrate and a second polaroid which are sequentially laminated along a first direction, wherein the first direction is a direction pointing to the liquid crystal display module along the backlight module; the area of the first polaroid is larger than or equal to that of the first substrate, and the projection of the first substrate on the plane where the first polaroid is located in an area defined by the edges of the first polaroid; the backlight module comprises a rubber frame and shading rubber, wherein the first polaroid is adhered to the rubber frame through the shading rubber, and the width of the contact surface of the first polaroid and the shading rubber is larger than 0.55 mm. The utility model discloses technical scheme, shading glue width and shading glue and the width of pasting of liquid crystal display module assembly all can increase, have reduced the processing degree of difficulty that the shading was glued, improve display panel's reliability.
Description
Technical Field
The embodiment of the utility model provides a relate to the display technology, especially relate to a display panel and display device.
Background
With the continuous progress of science and technology, the liquid crystal display field is rapidly developed, wherein the liquid crystal module industry is also vigorous.
The aesthetic standards and pursuits of people are also increasing, and relatively narrow frames or even no frames become a new aesthetic trend. In the former liquid crystal display module, the distance from the frame of the module to the display area is generally 1.4 mm-2.0 mm, the light-shielding glue of the backlight module is generally designed according to the condition that the glue frame is retracted by 0.1 mm-0.15 mm from one side, and the lower polarizer is designed according to the condition that the lower polarizer is retracted by 0.1 mm-0.3 mm from the appearance of the liquid crystal display module. However, with the distance from the frame of the liquid crystal display module to the display area becoming narrower and narrower, a narrow frame of 0.8mm to 1.0mm has appeared at present, and the original design scheme can cause the problem that the width of the light-shielding glue is too narrow to be processed and the bonding area between the light-shielding glue and the liquid crystal display module is too small, resulting in insufficient bonding strength and causing the separation of the liquid crystal display module from the backlight module in the mechanical experiment of the whole machine (such as falling, rolling, etc.).
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a display panel and display device, this display panel can solve present narrow frame liquid crystal display panel shading and glue the width too narrow processing of being difficult to and shading glue and liquid crystal display module's pasting area too little, lead to paste intensity and cause complete machine mechanical experiment (for example fall, cylinder etc.) to appear the problem that liquid crystal display module separates with the backlight module inadequately, shading glues width and shading glue and all can increase with the width of pasting of liquid crystal display module in addition, the processing degree of difficulty that the shading was glued has been reduced, display panel's reliability is improved.
In a first aspect, an embodiment of the present invention provides a display panel, including a liquid crystal display module and a backlight module;
the liquid crystal display module is arranged on the light emergent side of the backlight module and comprises a first polaroid, a first substrate, a liquid crystal layer, a second substrate and a second polaroid which are sequentially stacked along a first direction, wherein the first direction is a direction pointing to the liquid crystal display module along the backlight module;
the area of the first polaroid is larger than or equal to that of the first substrate, and the projection of the first substrate on the plane where the first polaroid is located in an area defined by the edges of the first polaroids;
the backlight module comprises a rubber frame and shading rubber, the first polaroid and the rubber frame are adhered through the shading rubber, and the width of the contact surface of the first polaroid and the shading rubber is larger than 0.55 mm.
Optionally, a distance between the edge of the first polarizer and the edge of the first substrate is greater than or equal to 0.05mm and less than or equal to 0.1 mm.
Optionally, the distance between the edge of the first polarizer and the corresponding edge of the display panel is d1, the distance between the side of the light-shielding glue close to the edge of the display panel at the same position and the edge of the display panel is d2, and d1 is greater than or equal to d 2.
Optionally, the edge of the light shielding glue is flush with the outer edge of the glue frame or exceeds the outer edge of the glue frame by a preset length.
Optionally, the preset length is less than or equal to 0.05 mm.
Optionally, the display panel includes an upper frame, a lower frame, a left frame, and a right frame;
the upper frame, the left frame and the right frame respectively comprise two shading glue removing areas, and the shading glue removing areas are used as comparison marks during assembly.
Optionally, the projection of the shading glue removing area on the glue frame is rectangular or trapezoidal.
Optionally, the width of the shading glue removing area is 0.12mm to 0.15mm, and the length is 5mm to 15 mm.
Optionally, the backlight module further includes an iron frame, a light source and a light guide plate;
the rubber frame is arranged around the iron frame, and a first groove is formed between the rubber frame and the iron frame;
the light guide plate is arranged in the first groove;
the light source is arranged on at least one edge of the first groove, and the light emitting surface of the light source faces the side wall surface of the light guide plate.
In a second aspect, an embodiment of the present invention further provides a display device, including any one of the above display panels.
The embodiment of the utility model provides a display panel, including liquid crystal display module and backlight unit; the liquid crystal display module is arranged on the light emergent side of the backlight module and comprises a first polaroid, a first substrate, a liquid crystal layer, a second substrate and a second polaroid which are sequentially laminated along a first direction, wherein the first direction is a direction pointing to the liquid crystal display module along the backlight module; the area of the first polaroid is larger than or equal to that of the first substrate, and the projection of the first substrate on the plane where the first polaroid is located in an area defined by the edges of the first polaroid; the backlight module comprises a rubber frame and shading rubber, wherein the first polaroid is adhered to the rubber frame through the shading rubber, and the width of the contact surface of the first polaroid and the shading rubber is larger than 0.55 mm. The area of the first polaroid is larger than or equal to that of the first substrate, so that the width of a contact surface between the first polaroid and the light shielding glue is larger than 0.55 mm; the problem of present narrow frame liquid crystal display panel shading glue width too narrow to process and shading glue and the paste area of liquid crystal display module assembly too little, lead to the not enough whole machine mechanical experiment (for example fall, cylinder etc.) of causing of bonding strength the liquid crystal display module assembly separates with the backlight module is solved, shading glue width and shading glue and the paste width of liquid crystal display module assembly all can increase moreover, have reduced the processing degree of difficulty that the shading was glued, improve display panel's reliability.
Drawings
FIG. 1 is a schematic diagram of a display panel in the prior art;
fig. 2 is a schematic structural diagram of a display panel according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of another display panel according to an embodiment of the present invention;
fig. 4 is a schematic top view of a display panel according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a backlight module according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a display device according to an embodiment of the present invention.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
The terminology used in the embodiments of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. It should be noted that the terms "upper", "lower", "left", "right", and the like used in the embodiments of the present invention are described in terms of the drawings, and should not be construed as limiting the embodiments of the present invention. In addition, in this context, it is also to be understood that when an element is referred to as being "on" or "under" another element, it can be directly formed on "or" under "the other element or be indirectly formed on" or "under" the other element through an intermediate element. The terms "first," "second," and the like, are used for descriptive purposes only and not for purposes of limitation, and do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Fig. 1 is a schematic structural diagram of a display panel in the prior art. Referring to fig. 1, the display panel includes a liquid crystal display module 100 and a backlight module 200, wherein the liquid crystal display module 100 includes a lower polarizer 110, a liquid crystal cell 120 and an upper polarizer 130, wherein a width a of a non-display region of the liquid crystal cell 120 is 0.95mm, the lower polarizer 110 is retracted 0.1mm to 0.3mm relative to the liquid crystal cell 120, the backlight module 200 includes a rubber frame 210 and a light-shielding rubber 220, wherein a distance b between an outer edge of the light-shielding rubber 220 and an outer edge of the rubber frame 210 is 0.15mm, a distance c between an inner edge of the light-shielding rubber 220 and an edge of the display region is 0.3mm, a width d of the light-shielding rubber 220 is 0.7mm, and a bonding width of the light-shielding rubber 220 and the lower polarizer 110 is 0.. The design scheme can cause the problems that the width of the shading glue is too narrow to be processed, the pasting area of the shading glue and the liquid crystal display module is too small, and the pasting strength is not enough to cause the separation of the liquid crystal display module and the backlight module in the whole machine mechanical experiment (such as falling, rolling and the like).
In order to solve the above problem, an embodiment of the present invention provides a display panel. Fig. 2 is a schematic structural diagram of a display panel according to an embodiment of the present invention. Referring to fig. 2, the display panel provided in this embodiment includes a liquid crystal display module 10 and a backlight module 20; the liquid crystal display module 10 is arranged on the light-emitting side of the backlight module 20, the liquid crystal display module 10 includes a first polarizer 11, a first substrate 12, a liquid crystal layer 13, a second substrate 14 and a second polarizer 15 which are sequentially stacked along a first direction x, and the first direction x is a direction pointing to the liquid crystal display module 10 along the backlight module 20; the area of the first polarizer 11 is greater than or equal to the area of the first substrate 12, and the projection of the first substrate 12 on the plane where the first polarizer 11 is located in the area surrounded by the edge of the first polarizer 11; the backlight module 20 includes a rubber frame 21 and a light-shielding glue 22, the first polarizer 11 is adhered to the rubber frame 21 through the light-shielding glue 22, and the width of the contact surface between the first polarizer 11 and the light-shielding glue 22 is greater than 0.55 mm.
The first substrate 12 in the liquid crystal display module 10 may be an array substrate, the second substrate 14 may be a color filter substrate, and both the array substrate and the color filter substrate may be glass substrates. For example, in this embodiment, the edge of the first polarizer 11 exceeds the edge of the first substrate 12, so that the width of the contact surface between the first polarizer 11 and the light-shielding glue 22 is greater than 0.55mm, and the contact area between the first polarizer 11 and the light-shielding glue 22 is increased. Optionally, a distance between the edge of the first polarizer 11 and the edge of the first substrate 12 is greater than or equal to 0.05mm, and less than or equal to 0.1 mm. In other embodiments, the edge of the first polarizer 11 may be flush with the first substrate 12, which is not limited in the embodiments of the present invention.
According to the technical scheme of the embodiment, the width of the contact surface between the first polaroid and the light shielding glue is larger than 0.55mm by setting the area of the first polaroid to be larger than or equal to the area of the first substrate; the problem of present narrow frame liquid crystal display panel shading glue width too narrow to process and shading glue and the paste area of liquid crystal display module assembly too little, lead to the not enough whole machine mechanical experiment (for example fall, cylinder etc.) of causing of bonding strength the liquid crystal display module assembly separates with the backlight module is solved, shading glue width and shading glue and the paste width of liquid crystal display module assembly all can increase moreover, have reduced the processing degree of difficulty that the shading was glued, improve display panel's reliability.
On the basis of the foregoing embodiment, with reference to fig. 2, optionally, the distance between the edge of the first polarizer 11 and the corresponding edge of the display panel is d1, the distance between the side of the light-shielding adhesive 22 close to the edge of the display panel at the same position and the edge of the display panel is d2, and d1 is greater than or equal to d 2.
By setting d1 to be more than or equal to d2, the light-shielding glue 22 can cover the edge of the first polarizer 11, so that the pasting area is increased, for example, in a certain embodiment, the width of the contact surface between the first polarizer 11 and the light-shielding glue 22 can reach 0.75mm, and compared with the prior art, the pasting performance of the liquid crystal display module and the backlight module can be obviously improved.
Optionally, the edge of the light shielding glue is flush with the outer edge of the glue frame or exceeds the outer edge of the glue frame by a preset length.
For example, fig. 3 is a schematic structural diagram of another display panel according to an embodiment of the present invention. Referring to fig. 3, the edge of the light-shielding adhesive 22 exceeds the predetermined length e of the adhesive frame 21, so as to avoid the reduction of the adhering area of the light-shielding adhesive 22 due to retraction and the like during processing, and ensure that the light-shielding adhesive has enough width to meet the processing requirements. Optionally, the preset length e is less than or equal to 0.05mm, and the design can be performed according to actual conditions.
Fig. 4 is a schematic top view of a display panel according to an embodiment of the present invention. Referring to fig. 4, the display panel optionally includes an upper frame 101, a lower frame 102, a left frame 103, and a right frame 104; the upper frame 101, the left frame 103 and the right frame 104 respectively include two light-shielding glue removing areas 221, and the light-shielding glue removing areas 221 serve as comparison marks during assembly. Through setting up shading glue and getting rid of district 221 at last frame 101, left frame 103 and right frame 104, can ensure that the gluey frame limit source of backlight unit four corners corresponding position exposes, and the limit that makes things convenient for equipment board CCD to snatch backlight carries out the counterpoint.
Optionally, the projection of the light-shielding glue removing area 221 on the glue frame is rectangular or trapezoidal. Optionally, the width of the light-shielding glue removing area 221 is 0.12mm to 0.15mm, and the length is 5mm to 15 mm. The light-shielding glue removing region 221 exemplarily shown in fig. 4 is rectangular, and in other embodiments, the light-shielding glue removing region may also be configured to be trapezoidal, triangular, or the like, and is selected according to actual process conditions during specific implementation.
Fig. 5 is a schematic structural diagram of a backlight module according to an embodiment of the present invention. Referring to fig. 5, optionally, the backlight module further includes an iron frame 23, a light source 24 and a light guide plate 25; the rubber frame 21 is arranged around the iron frame 23, and the rubber frame 21 and the iron frame 23 form a first groove; the light guide plate 25 is arranged in the first groove; the light source 24 is disposed on at least one edge of the first groove, and a light emitting surface of the light source 24 faces a sidewall surface of the light guide plate 25.
The iron frame 23 forms a bottom surface of the backlight module, the rubber frame 21 forms a side wall of the backlight module, and in order to achieve the lightness and thinness of the backlight module, optionally, the iron frame 23 may include a stainless steel layer with a thickness of 0.1 mm. In other embodiments, the bezel 23 may have other thicknesses, such as 0.15mm or 0.2mm, for example, and the embodiment of the present invention is not limited thereto. The light source 24 may be a light emitting diode LED, and the light guide plate 25 is configured to receive light emitted from the light source 24 and disperse the light to various angles to realize uniform light output. In other embodiments, the backlight module may further include a reflective film disposed between the bezel 23 and the light guide plate 25, a diffusion film and a brightness enhancement film on the light emitting side of the light guide plate 25, and the backlight module may be designed according to actual requirements during specific implementation.
Fig. 6 is a schematic structural diagram of a display device according to an embodiment of the present invention. Referring to fig. 6, the display device 1 provided in the present embodiment includes any one of the display panels 2 provided in the above embodiments. The display device 1 may be a mobile phone, a computer, an intelligent wearable device, and the like.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. A display panel is characterized by comprising a liquid crystal display module and a backlight module;
the liquid crystal display module is arranged on the light emergent side of the backlight module and comprises a first polaroid, a first substrate, a liquid crystal layer, a second substrate and a second polaroid which are sequentially stacked along a first direction, wherein the first direction is a direction pointing to the liquid crystal display module along the backlight module;
the area of the first polaroid is larger than or equal to that of the first substrate, and the projection of the first substrate on the plane where the first polaroid is located in an area defined by the edges of the first polaroids;
the backlight module comprises a rubber frame and shading rubber, the first polaroid and the rubber frame are adhered through the shading rubber, and the width of the contact surface of the first polaroid and the shading rubber is larger than 0.55 mm.
2. The display panel according to claim 1, wherein a distance between an edge of the first polarizer and an edge of the first substrate is greater than or equal to 0.05mm and less than or equal to 0.1 mm.
3. The display panel of claim 1, wherein the distance between the edge of the first polarizer and the corresponding edge of the display panel is d1, the distance between the side of the light shielding glue close to the edge of the display panel and the edge of the display panel at the same position is d2, and d1 is greater than or equal to d 2.
4. The display panel according to claim 1, wherein an edge of the light blocking glue is flush with or exceeds an outer edge of the glue frame by a predetermined length.
5. The display panel according to claim 4, wherein the preset length is less than or equal to 0.05 mm.
6. The display panel according to claim 1, wherein the display panel comprises an upper bezel, a lower bezel, a left bezel, and a right bezel;
the upper frame, the left frame and the right frame respectively comprise two shading glue removing areas, and the shading glue removing areas are used as comparison marks during assembly.
7. The display panel according to claim 6, wherein a projection of the light blocking glue removing area on the glue frame is rectangular or trapezoidal.
8. The display panel according to claim 6, wherein the width of the light blocking glue removing area is 0.12mm to 0.15mm, and the length thereof is 5mm to 15 mm.
9. The display panel of claim 1, wherein the backlight module further comprises an iron frame, a light source and a light guide plate;
the rubber frame is arranged around the iron frame, and a first groove is formed between the rubber frame and the iron frame;
the light guide plate is arranged in the first groove;
the light source is arranged on at least one edge of the first groove, and the light emitting surface of the light source faces the side wall surface of the light guide plate.
10. A display device comprising the display panel according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020868561.4U CN212379693U (en) | 2020-05-21 | 2020-05-21 | Display panel and display device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020868561.4U CN212379693U (en) | 2020-05-21 | 2020-05-21 | Display panel and display device |
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| CN212379693U true CN212379693U (en) | 2021-01-19 |
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| CN202020868561.4U Active CN212379693U (en) | 2020-05-21 | 2020-05-21 | Display panel and display device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115542606A (en) * | 2022-10-19 | 2022-12-30 | 合肥京东方光电科技有限公司 | Display module and display device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115542606A (en) * | 2022-10-19 | 2022-12-30 | 合肥京东方光电科技有限公司 | Display module and display device |
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