CN214751832U - Touch panel and display device - Google Patents
Touch panel and display device Download PDFInfo
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- CN214751832U CN214751832U CN202121380586.0U CN202121380586U CN214751832U CN 214751832 U CN214751832 U CN 214751832U CN 202121380586 U CN202121380586 U CN 202121380586U CN 214751832 U CN214751832 U CN 214751832U
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Abstract
The touch panel comprises a display area and an edge area surrounding the display area, wherein the touch panel comprises a display substrate and a touch layer which are arranged in a stacked mode; the touch layer comprises an organic layer, and the organic layer is arranged on the display substrate in the display area; the touch layer further comprises a protective layer, the protective layer is arranged on one side, away from the display substrate, of the organic layer, the protective layer covers the display substrate, and the orthographic projection of the organic layer on the display substrate is in the orthographic projection of the protective layer on the display substrate; and the edge region of the touch layer is provided with a concave-convex structure. This application is through covering the one deck protective layer above the organic layer on touch-control layer, increases the degree of difficulty that steam invades, sets up the recess in touch panel's periphery simultaneously, forms dykes and dams structure, has increased the route of steam invasion, has promoted the effect that touch-sensitive screen prevention of water vapour invaded, has solved the touch-sensitive or touch-control inefficacy problem of touch-control that the touch-sensitive screen leads to because of the steam invasion.
Description
Technical Field
The application relates to the technical field of display, in particular to a touch panel and a display device.
Background
An organic light-emitting diode (OLED) has the advantages of self-luminescence, wide working temperature range, fast response speed, wide viewing angle, high luminous efficiency, capability of being manufactured on a flexible substrate, low driving voltage and energy consumption, and the like, and is known as a next generation display technology.
The TOE laminated structure of the touch screen structure in the prior art has the problem that the touch screen is insensitive to touch or ineffective in touch under the condition that water vapor invades (the condition that a user uses a mobile phone in a humid environment, the touch screen performs reliable water vapor related experiments and the like).
SUMMERY OF THE UTILITY MODEL
In view of this, embodiments of the present disclosure provide a touch panel to solve the problem of touch insensitivity or touch failure of a touch screen.
The embodiment of the application provides a touch panel, which comprises a display area and an edge area surrounding the display area, wherein the touch panel comprises a display substrate and a touch layer which are arranged in a stacked mode; the touch layer comprises an organic layer, and the organic layer is arranged on the display substrate in the display area; the touch layer further comprises a protective layer, the protective layer is arranged on one side, away from the display substrate, of the organic layer, the protective layer covers the display substrate, and the orthographic projection of the organic layer on the display substrate is in the orthographic projection of the protective layer on the display substrate; and the edge region of the touch layer is provided with a concave-convex structure.
In an embodiment of the application, the display area of the touch layer further includes a first inorganic layer, a first metal layer, a second inorganic layer, and a second metal layer, which are stacked, and the organic layer is disposed on a side of the second metal layer away from the second inorganic layer.
In an embodiment of the application, the edge region of the touch layer includes a first inorganic layer, a first metal layer, a second inorganic layer and a protective layer, which are stacked, the first metal layer of the edge region includes a concave-convex structure formed by a plurality of grooves, and the second inorganic layer of the edge region covers the first metal layer to form the concave-convex structure.
In an embodiment of the application, the edge region of the touch layer includes a first inorganic layer, a second inorganic layer and a protective layer, which are stacked, and the second inorganic layer of the edge region includes a concave-convex structure formed by a plurality of grooves.
In an embodiment of the application, the edge region of the touch layer includes a first inorganic layer, a second metal layer and a protection layer, and the second metal layer of the edge region includes a concave-convex structure formed by a plurality of grooves.
In an embodiment of the application, the edge region of the touch layer includes a first inorganic layer, a first metal layer, a second inorganic layer, a second metal layer and a protective layer, which are stacked, the first metal layer and the second metal layer of the edge region both include a concave-convex structure formed by a plurality of grooves, and the second inorganic layer of the edge region covers the first metal layer to form the concave-convex structure.
In an embodiment of the present application, the protection layer of the edge region includes a concave-convex structure formed by a plurality of grooves.
In an embodiment of the present application, the protective layer comprises an inorganic material.
In an embodiment of the present application, a polarizer, an optical adhesive layer, and a cover plate are stacked on a side of the protection layer away from the display substrate.
In a second aspect, an embodiment of the present application provides a display apparatus including an electronic device and
the display panel is in signal connection with the electronic device. The touch panel comprises a display area and an edge area surrounding the display area, and comprises
The display substrate and the touch layer are arranged in a stacked mode; the touch layer comprises an organic layer, and the organic layer is arranged on the display substrate in the display area; the touch layer further comprises a protective layer, the protective layer is arranged on one side, away from the display substrate, of the organic layer, the protective layer covers the display substrate, and the orthographic projection of the organic layer on the display substrate is in the orthographic projection of the protective layer on the display substrate; the edge region of the touch layer is provided with a concave-convex structure. This application is through covering the one deck protective layer above the organic layer on touch-control layer, increases the degree of difficulty that steam invades, sets up the recess in touch panel's periphery simultaneously, forms dykes and dams structure, has increased the route of steam invasion, has promoted the effect that touch-sensitive screen prevention of water vapour invaded, has solved the touch-sensitive or touch-control inefficacy problem of touch-control that the touch-sensitive screen leads to because of the steam invasion.
Drawings
FIG. 1 is a schematic diagram of a prior art touch screen;
FIG. 2 is a cross-sectional view taken at location A-A of FIG. 1;
fig. 3 is a schematic structural diagram of a touch panel according to an embodiment of the present application;
FIG. 4 is a cross-sectional view taken at location B-B of FIG. 3 of the present application;
fig. 5 is a schematic structural diagram of a touch panel provided in an embodiment of the present application;
fig. 6 is a schematic structural diagram of a touch panel provided in an embodiment of the present application;
fig. 7 is a schematic structural diagram of a touch panel provided in another embodiment of the present application;
fig. 8 is a schematic structural diagram of a touch panel provided in another embodiment of the present application;
fig. 9 is a schematic structural diagram of a touch panel provided in another embodiment of the present application.
Description of reference numerals:
1-a display substrate; 2-a first inorganic layer; 31 — a first metal layer; 4-a second inorganic layer; 32-a second metal layer; 5-an organic layer; 9-a protective layer; 6-a polarizer; 6-OCA glue layer; 8-cover plate; 100-a display area; 200-edge zone.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Where the terms "comprising," "having," and "including" are used herein, another element may be added unless an explicit limitation is used, such as "only," "consisting of … …," etc. Unless mentioned to the contrary, terms in the singular may include the plural and are not to be construed as being one in number.
For a further understanding of the present application, reference will now be made in detail to the following examples.
Referring to fig. 1-2, fig. 1 is a schematic structural diagram of a touch screen in the prior art, and fig. 2 is a cross-sectional view of a position a-a in fig. 1. In the touch screen structure TOE laminated structure in the prior art, a touch layer is arranged on a display substrate 1, wherein the touch layer includes a first inorganic layer 2, a first metal layer 31, a second inorganic layer 4, a second metal layer 32 and an organic layer 5, the hydrophilicity of the organic layer 5 is good, the situation of water vapor invasion (the situation that a user uses a mobile phone in a humid environment, the touch screen performs a reliable water vapor related experiment, and the like) can exist, and when the water vapor invades, the touch screen touch is insensitive or ineffective.
In view of the above, a touch panel is provided, fig. 3 is a schematic structural diagram of a touch panel provided in an embodiment of the present disclosure, fig. 4 is a cross-sectional view of a position B-B of fig. 3, and fig. 5-9 are schematic structural diagrams of a plurality of embodiments of a touch panel provided in the present disclosure. Referring to fig. 3 to 9, the touch panel includes a display area 100 and a rim area 200 surrounding the display area, and the touch panel includes a display substrate 1 and a touch layer (not shown in the figures) stacked together; the touch layer includes an organic layer 5, and the organic layer 5 is disposed on the display substrate 1 in the display area 100; the touch layer further comprises a protective layer 9, the protective layer 9 is arranged on one side of the organic layer 5 far away from the display substrate 1, the protective layer 9 covers the display substrate 1, and the orthographic projection of the organic layer 5 on the display substrate 1 is in the orthographic projection of the protective layer 9 on the display substrate 1; the edge region 200 of the touch layer is provided with a concave-convex structure. Cover the degree of difficulty that the steam invaded through organic layer top at the touch-control layer, increase the degree of difficulty of steam invasion, set up the recess in touch panel's periphery simultaneously, form concave-convex structure, increased the route of steam invasion, promoted the effect that the touch-sensitive touch-control of touch-sensitive screen invasion of preventing water vapor invasion, solved the touch-sensitive touch-control insensitive or the problem of touch-control inefficacy that the touch-sensitive screen leads to because of the steam invasion.
The display substrate comprises a substrate, an array layer, a light-emitting device layer and an encapsulation layer which are sequentially arranged. It should be noted that the array layer may be a low temperature polysilicon layer LTPS or may be other semiconductor materials, such as an oxide semiconductor array layer. The device layer may be a flexible OLED (Organic Light Emitting Diode) display substrate, a rigid OLED display substrate, or a liquid crystal display substrate, and those skilled in the art may set the device layer according to actual requirements, which is not limited herein.
In an embodiment of the application, the display area 100 of the touch layer further includes a first inorganic layer 2, a first metal layer 31, a second inorganic layer 4, and a second metal layer 32, which are stacked, and the organic layer 5 is disposed on a side of the second metal layer 32 away from the second inorganic layer 4.
In an embodiment of the present application, please refer to fig. 5, the edge region 200 of the touch layer includes a first inorganic layer 2, a first metal layer 31, a second inorganic layer 4 and a protection layer 9, which are stacked, the first metal layer 31 includes a concave-convex structure formed by a plurality of grooves, and the second inorganic layer 4 covers the first metal layer to form the concave-convex structure. In the prior art, the first metal layer 31 is arranged in the touch layer display area 100, and the first metal layer 31 with the groove is additionally arranged on the marginal area 200, so that a path for water vapor invasion is increased, the effect of preventing water vapor invasion of the touch screen is improved, and the problem that the touch screen is insensitive to touch or ineffective to touch due to water vapor invasion is solved. In addition, since the thickness of the second inorganic layer 4 is relatively thin, when the second inorganic layer 4 is disposed on the first metal layer 31, the second inorganic layer 4 at the edge region 200 covers the first metal layer to form a concave-convex structure.
In an embodiment of the present application, please refer to fig. 6, the edge region 200 of the touch layer includes a first inorganic layer 2, a second inorganic layer 4 and a protection layer 9, which are stacked, and the second inorganic layer 4 includes a concave-convex structure formed by a plurality of grooves. In the prior art, the second inorganic layer 4 is disposed in both the display region 100 and the edge region 200 of the display substrate 1, and the second inorganic layer 4 of the edge region 200 can be patterned when the concave-convex structure is disposed, so as to form the concave-convex structure. Therefore, the path of water vapor invasion is increased, the effect of preventing water vapor invasion of the touch screen is improved, and the problem that the touch screen is insensitive or ineffective due to water vapor invasion is solved.
In an embodiment of the present application, please refer to fig. 7, the edge region 200 of the touch layer includes a first inorganic layer 2, a second inorganic layer 4, a second metal layer 32 and a protection layer 9, and the second metal layer 32 includes a concave-convex structure formed by a plurality of grooves. In the prior art, the second metal layer 32 is also arranged in the touch layer display area 100, and the second metal layer 32 with the groove is additionally arranged in the marginal area 200, so that a path for water vapor invasion is increased, the effect of preventing water vapor invasion of the touch screen is improved, and the problem that the touch screen is insensitive to touch or ineffective to touch due to water vapor invasion is solved. In addition, since the protection layer 9 needs to cover the organic layer 9, the thickness of the protection layer 9 is thick, so that the protection layer 9 covers the first metal layer 31, and the edge region 200 may be a flat structure. In order to further increase the path of water vapor intrusion, please refer to fig. 9, the protection layer 9 may be patterned to form a concave-convex structure, so that the water vapor blocking effect is better.
In an embodiment of the present application, please refer to fig. 8, the edge region 200 of the touch layer includes a first inorganic layer 2, a first metal layer 31, a second inorganic layer 4, a second metal layer 32 and a protection layer 9, which are stacked, the first metal layer 31 and the second metal layer 32 both include a concave-convex structure formed by a plurality of grooves, and the second inorganic layer 4 covers the first metal layer to form a concave-convex structure. The edge regions of the first metal layer 31 and the second metal layer 32 are made into concave-convex structures at the same time, so that the path of water vapor is longer, and the effect is better. Since the second inorganic layer 4 has a relatively thin thickness, when the second inorganic layer 4 is disposed on the first metal layer 31, the second inorganic layer 4 at the edge region 200 covers the first metal layer to form a concave-convex structure.
In an embodiment of the present application, the protective layer 9 comprises an inorganic material. The material of the inorganic layer includes silicon oxide and silicon nitride. Other materials besides silicon oxide and silicon nitride may have a function of blocking water vapor, and the application is not limited to this.
In an embodiment of the present application, the polarizer 6, the optical adhesive layer 7 and the cover plate 8 are stacked on the side of the protective layer 9 away from the display substrate. The polaroid 6 is used for polarizing a light source emitted by the organic light emitting layer, the cover plate is used for protecting the touch panel, and the polaroid 6 is attached to the cover plate 8 through the optical adhesive layer 7. The cover plate can be made of glass or other transparent materials, and the embodiment of the application is not limited to the above. The optical Adhesive may be, for example, an Optically Clear Adhesive (OCA), an Optically Clear Resin (OCR), or the like, and the OCA has the characteristics of being colorless and transparent, high in light transmittance, good in Adhesive strength, small in curing shrinkage, and the like, so that the touch panel and the cover plate 8 are well fixed while the display effect of the display module is ensured.
In an embodiment of the present application, a display device is also provided. The display device comprises an electronic device and a display panel in signal connection with the electronic device, wherein the electronic device may comprise an electronic device such as a sensor and a controller, and the display device may be the display device comprising the novel composite tape mentioned in the above embodiments. The display device described in the present application may further include necessary structures and components of a conventional display device, and a mobile phone is taken as an example for description, and besides the touch panel of the present application, the display device may further include structures and components of a conventional mobile phone, such as a CPU, a camera module, a fingerprint identification module, a sound processing system, and the like. It should be understood that the display device includes, but is not limited to, any product or component having a display function, such as a liquid crystal panel, an electronic paper, an OLED panel, a mobile phone, a tablet computer, a television, a display, a notebook computer, a digital photo frame, and a navigator. Accordingly, the display device also has the same technical effects as the display panel, and the details are not repeated herein.
The touch panel comprises a display area and an edge area surrounding the display area, and the touch panel comprises a display substrate and a touch layer which are arranged in a stacked mode; the touch layer comprises an organic layer, and the organic layer is arranged on the display substrate in the display area; the touch layer further comprises a protective layer, the protective layer is arranged on one side, away from the display substrate, of the organic layer, the protective layer covers the display substrate, and the orthographic projection of the organic layer on the display substrate is in the orthographic projection of the protective layer on the display substrate; the edge region of the touch layer is provided with a concave-convex structure. This application is through covering the one deck protective layer above the organic layer on touch-control layer, increases the degree of difficulty that steam invades, sets up the recess in touch panel's periphery simultaneously, forms dykes and dams structure, has increased the route of steam invasion, has promoted the effect that touch-sensitive screen prevention of water vapour invaded, has solved the touch-sensitive or touch-control inefficacy problem of touch-control that the touch-sensitive screen leads to because of the steam invasion.
In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the combination and combination of features of different embodiments or examples and different embodiments or examples described in this specification can be performed by those skilled in the art without contradiction, and the combination of these features should be considered as the scope of the description in this specification as long as there is no contradiction between the features.
The above description is only a preferred embodiment of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily make changes or variations within the technical scope of the present disclosure, and such changes or variations should be covered within the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (10)
1. The touch panel is characterized by comprising a display area and an edge area surrounding the display area, wherein the touch panel comprises a display substrate and a touch layer which are arranged in a stacked mode;
the touch layer comprises an organic layer, and the organic layer is arranged on the display substrate in the display area;
the touch layer further comprises a protective layer, the protective layer is arranged on one side, away from the display substrate, of the organic layer, the protective layer covers the display substrate, and the orthographic projection of the organic layer on the display substrate is in the orthographic projection of the protective layer on the display substrate;
and the edge region of the touch layer is provided with a concave-convex structure.
2. The touch panel of claim 1, wherein the display area of the touch layer further comprises a first inorganic layer, a first metal layer, a second inorganic layer, and a second metal layer, which are stacked, and the organic layer is disposed on a side of the second metal layer away from the second inorganic layer.
3. The touch panel of claim 2, wherein the edge region of the touch layer comprises a first inorganic layer, a first metal layer, a second inorganic layer and a protective layer, which are stacked, the first metal layer of the edge region comprises a concave-convex structure formed by a plurality of grooves, and the second inorganic layer of the edge region covers the first metal layer to form the concave-convex structure.
4. The touch panel according to claim 2, wherein the edge region of the touch layer includes a first inorganic layer and a second inorganic layer stacked together and a protective layer, and the second inorganic layer of the edge region includes a concave-convex structure formed by a plurality of grooves.
5. The touch panel of claim 2, wherein the edge region of the touch layer comprises a first inorganic layer, a second metal layer and a protection layer, and the second metal layer of the edge region comprises a concave-convex structure formed by a plurality of grooves.
6. The touch panel of claim 2, wherein the edge region of the touch layer comprises a first inorganic layer, a first metal layer, a second inorganic layer, a second metal layer and a protective layer, which are stacked, the first metal layer and the second metal layer of the edge region each comprise a plurality of concave-convex structures formed by grooves, and the second inorganic layer of the edge region covers the first metal layer to form a concave-convex structure.
7. The touch panel of claim 6, wherein the protective layer of the edge region comprises a concave-convex structure formed by a plurality of grooves.
8. The touch panel of claim 1, wherein the protective layer comprises an inorganic material.
9. The touch panel of any one of claims 1-8, wherein a polarizer, an optical adhesive layer, and a cover plate are stacked on a side of the protection layer away from the display substrate.
10. A display device, comprising:
an electronic device; and
the touch panel of claim 9 in signal connection with the electronics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121380586.0U CN214751832U (en) | 2021-06-21 | 2021-06-21 | Touch panel and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121380586.0U CN214751832U (en) | 2021-06-21 | 2021-06-21 | Touch panel and display device |
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| Publication Number | Publication Date |
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| CN214751832U true CN214751832U (en) | 2021-11-16 |
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| CN202121380586.0U Active CN214751832U (en) | 2021-06-21 | 2021-06-21 | Touch panel and display device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114489385A (en) * | 2022-02-17 | 2022-05-13 | 京东方科技集团股份有限公司 | Touch display panel, manufacturing method thereof and display device |
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2021
- 2021-06-21 CN CN202121380586.0U patent/CN214751832U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114489385A (en) * | 2022-02-17 | 2022-05-13 | 京东方科技集团股份有限公司 | Touch display panel, manufacturing method thereof and display device |
| CN114489385B (en) * | 2022-02-17 | 2024-03-08 | 京东方科技集团股份有限公司 | Touch display panel, manufacturing method thereof and display device |
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