CN219456675U - Integrated black touch screen structure - Google Patents
Integrated black touch screen structure Download PDFInfo
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- CN219456675U CN219456675U CN202320449923.XU CN202320449923U CN219456675U CN 219456675 U CN219456675 U CN 219456675U CN 202320449923 U CN202320449923 U CN 202320449923U CN 219456675 U CN219456675 U CN 219456675U
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- touch screen
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
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Abstract
The utility model discloses an integrated black touch screen structure which comprises a PMMA composite board, a shading layer, an optical bonding layer, a metal wiring layer, an ITO layer and a glass layer which are sequentially arranged from top to bottom, wherein the shading layer is arranged around the periphery of the PMMA composite board. According to the utility model, the traditional glass substrate structure can be replaced by the PMMA composite plate, so that the problem of hurting people due to splashing after the touch screen is broken is avoided, and the safety is improved; the shading layer is used for shading light, and meanwhile, the metal wiring layer is shielded, so that the reflection phenomenon of the metal wiring layer is avoided, and the integral black effect of the touch screen can be ensured; through set up the glass layer at the bottom of touch-sensitive screen, set up the glass layer into semi-permeable black glass layer simultaneously to can further make the integrative black effect of touch-sensitive screen better, make the whole of touch-sensitive screen more esthetic.
Description
Technical Field
The utility model relates to the technical field of touch screens, in particular to an integrated black touch screen structure.
Background
The touch screen is an induction type liquid crystal display device capable of receiving input signals such as contacts and the like, and can be used for replacing a mechanical button panel; the touch screen is widely applied to various fields such as mobile phones, tablet computers, public information inquiry systems, automatic ticketing systems and the like.
However, the conventional touch screen structure has a plurality of disadvantages, for example, most of conventional touch screens adopt a structure that a toughened glass substrate is arranged on the outermost layer, and the toughened glass is easy to splash and hurt people after being broken, so that the safety is low. Secondly, the existing touch screen is poor in integrated black effect, the overall visual sense of the touch screen is affected, the integrated black effect refers to the effect that the whole screen is pure black in the screen-off state, and the integrated black effect can enable the overall collocation of the touch screen to be more aesthetic, high-grade and scientific.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provide the integrated black touch screen structure with better integrated black effect and higher safety.
The aim of the utility model is realized by the following technical scheme:
an integrated black touch screen structure, comprising: PMMA composite sheet, shading layer, optical bonding layer, metal wire layer, ITO layer and glass layer, the PMMA composite sheet the shading layer optical bonding layer the metal wire layer ITO layer reaches the glass layer is arranged in proper order from last to down respectively, just the shading layer centers on PMMA composite sheet's periphery sets up.
In one embodiment, the light shielding layer is a black ink light shielding layer, and the black ink light shielding layer is arranged around the periphery of the PMMA composite plate.
In one embodiment, the optical bonding layer is comprised of OCA optical cement.
In one embodiment, an OC protection layer is disposed on a side of the metal routing layer facing the optical bonding layer.
In one embodiment, the metal trace layer is a molybdenum metal trace layer.
In one embodiment, the glass layer is a semi-opaque black glass layer.
In one embodiment, the integrated black touch screen structure further includes an FPC flexible circuit board, and the FPC flexible circuit board is connected to the metal wiring layer.
Compared with the prior art, the utility model has at least the following advantages:
according to the integrated black touch screen structure, the PMMA composite board, the shading layer, the optical bonding layer, the metal wiring layer, the ITO layer and the glass layer are arranged, so that the traditional glass substrate structure can be replaced by the PMMA composite board, the problem that people are injured due to splashing after the touch screen is broken is avoided, and the safety is improved; the shading layer is used for shading light, and meanwhile, the metal wiring layer is shielded, so that the reflection phenomenon of the metal wiring layer is avoided, and the integral black effect of the touch screen can be ensured; the glass layer is arranged at the bottom layer of the touch screen and is also arranged as the semi-transparent black glass layer, so that the integral black effect of the touch screen is better, namely the whole touch screen is more beautiful; meanwhile, the structure of the single-layer PMMA composite plate and the single-layer ITO layer enables the thickness of the touch screen to be thinner.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present utility model, the drawings that are required to be used in the embodiments will be briefly described.
FIG. 1 is a schematic front view of an integrated black touch screen according to an embodiment of the present utility model;
fig. 2 is a schematic diagram of a stacked structure of an integrated black touch screen structure according to an embodiment of the utility model.
Detailed Description
In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings.
Referring to fig. 1 and 2, an integrated black touch screen structure 10 includes: the PMMA composite board 100, the light shielding layer 200, the optical bonding layer 300, the metal wiring layer 400, the ITO layer 500 and the glass layer 600 are sequentially arranged from top to bottom, and the light shielding layer 200 surrounds the periphery of the PMMA composite board 100.
It should be noted that, the integrated black touch screen structure 10, that is, the touch screen structure includes a p+g+sito structure, where P refers to a layer of PMMA composite board 100, PMMA composite board 100 is a polymethyl methacrylate composite board, also referred to as organic glass for short, G refers to a layer of common glass 600, and SITO refers to a structure of a single layer of ITO layer 500, a single layer of PMMA composite board, and a single layer of ITO layer, so that the thickness of the touch screen is thinner, and the touch screen is suitable for different scenes. Specifically, the PMMA composite board 100 is arranged on the uppermost layer of the touch screen, and the PMMA composite board 100 replaces a traditional common toughened glass substrate structure, so that the problem that people are injured by splashing after the touch screen is broken can be avoided, the safety of the touch screen is further improved, and meanwhile, the touch screen can be more suitable for vehicle-mounted electronic products; the shading layer 200 is arranged on one side surface of the PMMA composite board 100 facing the glass layer 600 and surrounds the periphery of the PMMA composite board 100, plays roles in shading and decorating through the shading layer 200, and simultaneously shields the metal wiring layer 400 at the lower layer, so that the reflection problem of the metal wiring layer 400 is avoided, the display effect of the touch screen is ensured, and the integral black effect of the touch screen can be further ensured; the optical bonding layer 300 plays a role in bonding and fixing, so that the overall stability of the integrated black touch screen structure 10 is improved; the metal wiring layer 400 is arranged at the edge of the ITO layer 500 to play a role of transmitting signals, the ITO is an indium tin oxide film to play a role of conducting electricity, the ITO layer 500 is arranged on one side of the glass layer 600 facing the PMMA composite plate 100, the glass layer 600 is used as a substrate for touch sensing, the ITO layer is attached to the glass layer 600, patterns are etched on the ITO layer, namely, touch sensor patterns are bridged through the ITO, and the metal wiring layer 400 is electrically connected with the touch patterns on the ITO layer; through set up the glass layer at the bottom of touch-sensitive screen, set up the glass layer into semi-transparent black glass layer simultaneously to can further make the integrative black effect of touch-sensitive screen better, make the whole of touch-sensitive screen more have aesthetic feeling and high-grade sense promptly.
In one embodiment, the light shielding layer 200 is a black ink light shielding layer, and the black ink light shielding layer is disposed around the periphery of the PMMA composite plate.
It should be noted that, the black ink can reach the better shading effect, the black ink of accessible silk screen printing at the side of PMMA composite sheet 100 towards glass layer 600, so, can play shading effect and decorative effect, shelter from the metal of below simultaneously and walk line layer 400, avoid metal to walk line layer 400 and take place luminous problem, and then also can guarantee the display effect of touch-sensitive screen, guarantee the integrative black effect of touch-sensitive screen simultaneously, improve the whole aesthetic feeling of touch-sensitive screen, and black ink prints two-layer, increase the thickness of black ink, thereby further improve the shading effect.
In one embodiment, the optical bonding layer 300 is composed of OCA optical cement. The OCA optical adhesive is colorless transparent adhesive, has high light transmittance and high bonding strength, can further improve the bonding stability of the touch screen, and does not influence the display effect because of high light transmittance.
In one embodiment, the metal wiring layer 400 is disposed at an edge region of the ITO layer, and an OC protection layer is disposed on a side of the metal wiring layer 400 facing the optical bonding layer. The OC is an insulating resin, the OC protective layer covers one side face of the metal wiring layer 400, which faces the OCA optical adhesive, and plays a role in shielding and protecting the metal wiring layer 400 through the OC protective layer, so that the metal wiring layer is prevented from being scratched in the production process, and meanwhile, PIN PINs at binding positions of the metal wiring layer do not cover the OC protective layer, so that the metal wiring layer is connected and bound with other components. Further, in the present embodiment, the metal wiring layer is a molybdenum metal wiring layer.
In one embodiment, the integrated black touch screen structure 10 further includes an FPC flexible circuit 700, and the FPC flexible circuit 700 is connected to the metal wiring layer 400.
It should be noted that, the PIN at the binding position of the metal wiring layer 400 is not covered with the OC protective layer, and the FPC flexible circuit board is bound and conducted with the PIN at the binding position of the metal wiring layer 400 through the ACF (anisotropic conductive film). Specifically, an IC chip, components, and the like are also provided on the FPC flexible wiring board 700.
The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit of the utility model, which are within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (7)
1. An integrated black touch screen structure, comprising: PMMA composite sheet, shading layer, optical bonding layer, metal wire layer, ITO layer and glass layer, the PMMA composite sheet the shading layer optical bonding layer the metal wire layer ITO layer reaches the glass layer is arranged in proper order from last to down respectively, just the shading layer centers on PMMA composite sheet's periphery sets up.
2. The integrated black touch screen structure of claim 1, wherein the light shielding layer is a black ink light shielding layer disposed around the perimeter of the PMMA composite panel.
3. The integrated black touch screen structure of claim 1, wherein the optical adhesive layer is comprised of OCA optical adhesive.
4. The integrated black touch screen structure of claim 1, wherein an OC protective layer is disposed on a side of the metal routing layer facing the optical adhesive layer.
5. The integrated black touch screen structure of claim 4, wherein the metal trace layer is a molybdenum metal trace layer.
6. The integrated black touch screen structure of claim 1, wherein the glass layer is a semi-transparent black glass layer.
7. The integrated black touch screen structure of any of claims 1 to 6, further comprising an FPC flexible circuit board, wherein the FPC flexible circuit board is connected to the metal wiring layer.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202320449923.XU CN219456675U (en) | 2023-03-09 | 2023-03-09 | Integrated black touch screen structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202320449923.XU CN219456675U (en) | 2023-03-09 | 2023-03-09 | Integrated black touch screen structure |
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CN219456675U true CN219456675U (en) | 2023-08-01 |
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CN202320449923.XU Active CN219456675U (en) | 2023-03-09 | 2023-03-09 | Integrated black touch screen structure |
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CN (1) | CN219456675U (en) |
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2023
- 2023-03-09 CN CN202320449923.XU patent/CN219456675U/en active Active
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