CN220399922U - PET type touch screen structure and vehicle-mounted key screen - Google Patents
PET type touch screen structure and vehicle-mounted key screen Download PDFInfo
- Publication number
- CN220399922U CN220399922U CN202322106134.9U CN202322106134U CN220399922U CN 220399922 U CN220399922 U CN 220399922U CN 202322106134 U CN202322106134 U CN 202322106134U CN 220399922 U CN220399922 U CN 220399922U
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- molybdenum
- layer
- pet
- aluminum
- touch screen
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- 239000010410 layer Substances 0.000 claims abstract description 65
- DNAUJKZXPLKYLD-UHFFFAOYSA-N alumane;molybdenum Chemical compound [AlH3].[Mo].[Mo] DNAUJKZXPLKYLD-UHFFFAOYSA-N 0.000 claims abstract description 37
- 239000003292 glue Substances 0.000 claims abstract description 20
- 239000012790 adhesive layer Substances 0.000 claims abstract description 15
- 239000011521 glass Substances 0.000 claims abstract description 13
- 239000011248 coating agent Substances 0.000 claims abstract description 6
- 238000000576 coating method Methods 0.000 claims abstract description 6
- 239000007888 film coating Substances 0.000 claims abstract description 4
- 238000009501 film coating Methods 0.000 claims abstract description 4
- 239000011247 coating layer Substances 0.000 claims description 13
- 230000000007 visual effect Effects 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 3
- 239000012788 optical film Substances 0.000 claims description 3
- 238000007650 screen-printing Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 229920000139 polyethylene terephthalate Polymers 0.000 abstract description 34
- 239000005020 polyethylene terephthalate Substances 0.000 abstract description 34
- 230000032683 aging Effects 0.000 abstract description 3
- -1 polyethylene terephthalate Polymers 0.000 abstract description 3
- 239000002241 glass-ceramic Substances 0.000 abstract 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 4
- ZXTFQUMXDQLMBY-UHFFFAOYSA-N alumane;molybdenum Chemical compound [AlH3].[Mo] ZXTFQUMXDQLMBY-UHFFFAOYSA-N 0.000 description 4
- 229910052750 molybdenum Inorganic materials 0.000 description 4
- 239000011733 molybdenum Substances 0.000 description 4
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920001225 polyester resin Polymers 0.000 description 1
- 239000004645 polyester resin Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
Abstract
The utility model relates to the technical field of vehicle-mounted display screens, in particular to a PET (polyethylene terephthalate) touch screen structure and a vehicle-mounted key screen, wherein the PET touch screen structure comprises a film coating layer, a PET cover plate, a UV (ultraviolet) adhesive layer and a Sensor sheet layer, and the PET cover plate, the UV adhesive layer and the Sensor sheet layer are sequentially combined to form a touch screen with a GG (glass-ceramic) structure; wherein the Sensor sheet layer comprises a glass base layer, an ITO coating and a molybdenum aluminum molybdenum wiring layer; at least one part of the molybdenum-aluminum-molybdenum wiring layer is used as a ground wire area and is arranged into a hollowed-out structure; the UV adhesive layer penetrates through the hollow area of the molybdenum aluminum molybdenum wiring layer, and UV light is irradiated to the UV adhesive layer for curing. The utility model adopts the hollowed-out form of the existing large molybdenum aluminum molybdenum ground wire area, and the hollowed-out shape is pentagon, triangle, quadrangle or circle; at the moment, the molybdenum-aluminum-molybdenum ground wire can be greatly irradiated by UV light in the front, so that the glue under the large molybdenum-aluminum-molybdenum ground wire is fully cured. Compared with the prior art, the risk that the display area is heterochromatic or glue overflows to the display area is avoided, long-time UV light irradiation curing is not needed, and the aging of PET is avoided.
Description
Technical Field
The utility model relates to the technical field of vehicle-mounted display screens, in particular to a PET (polyethylene terephthalate) touch screen structure and a vehicle-mounted key screen.
Background
The vehicle-mounted key screen is mainly composed of a glass cover plate, OCA/OCR and sensor glass at present, wherein the thickness of the glass cover plate is usually more than 1.1mm, the thickness of the OCR/OCA is usually 0.2mm, the total thickness of the sensor glass is usually more than 0.55mm and then is about 2mm, thick and heavy characteristics are caused, and the glass has the characteristics of fragility and low safety coefficient. At present, a cover plate made of PET (polyethylene terephthalate) has been developed on a vehicle, and the cover plate has the advantages of light weight, difficulty in breaking and low cost, and is widely applied to the vehicle-mounted field. PET is commonly known as polyester resin. It is a polycondensate of terephthalic acid and ethylene glycol, together with PBT, collectively referred to as a thermoplastic polyester, or a saturated polyester. The GG structural touch screen of PET apron + UV glues + sensor is being widely used, and wherein the sensor is walked the line mainly by glass + ITO + molybdenum aluminium molybdenum, and the effect that the massive ground wire is regarded as shielding signal or dispel static fast is necessarily needed in the molybdenum aluminium molybdenum of sensor, and the UV glue between massive molybdenum aluminium molybdenum ground wire and PET apron is difficult to receive the irradiation of UV light wave band because molybdenum aluminium molybdenum's impermeability leads to glue to form the risk that the penetration apron printing ink of UV glue causes the heterochromatic or the flowing glue in partial region to spill into the visual zone. If the glue in the large-block molybdenum aluminum molybdenum ground wire area is cured better by radiating UV light on the side surface for a long time, PET aging is easy to cause.
Disclosure of Invention
Aiming at the problems in the background technology, the utility model provides a PET touch screen structure and a vehicle-mounted key screen, wherein the existing large molybdenum aluminum molybdenum ground wire area is hollowed out, and the hollowed-out molybdenum aluminum molybdenum ground wire can be irradiated by UV light in a large scale in front, so that glue under the large molybdenum aluminum molybdenum ground wire is fully cured.
According to the technical scheme, the PET type touch screen structure comprises a film coating layer, a PET cover plate, a UV adhesive layer and a Sensor sheet layer, wherein the PET cover plate, the UV adhesive layer and the Sensor sheet layer are sequentially combined to form the touch screen with the GG structure;
wherein the Sensor sheet layer comprises a glass base layer, an ITO coating and a molybdenum aluminum molybdenum wiring layer; at least one part of the molybdenum-aluminum-molybdenum wiring layer is used as a ground wire area and is arranged into a hollowed-out structure;
the UV adhesive layer penetrates through the hollow area of the molybdenum aluminum molybdenum wiring layer, and UV light is irradiated to the UV adhesive layer for curing.
Preferably, the coating layer covers the upper surface of the PET cover plate.
Preferably, the coating layer is an AGARAF coating layer, and the thickness of the AGARAF coating layer is 2um.
Preferably, the coating layer is an AGARAF optical film with a thickness of 15um.
Preferably, the UV glue layer uses solid OCA or liquid OCR, and the thickness of the UV glue layer is 0.25mm.
Preferably, a black ink layer is arranged at the bottom of the PET cover plate, and is adhered to the bottom of the PET cover plate through silk screen printing, so that a transparent visual area is formed in the middle, a black invisible area is formed around the transparent visual area, and the molybdenum-aluminum-molybdenum wiring layer is shielded by the invisible area.
Preferably, the hollowed-out shape of the molybdenum aluminum molybdenum wiring layer comprises pentagons, triangles, quadrilaterals or circles.
A vehicle-mounted key screen comprises the PET type touch screen structure.
Preferably, the display area comprises a middle part and key areas arranged at two sides; the ground wire area of the molybdenum-aluminum-molybdenum wiring layer is arranged in the key area.
Preferably, the ground wire area of the molybdenum aluminum molybdenum wiring layer adopts a hollowed-out structure.
Compared with the prior art, the utility model has the following beneficial technical effects:
the utility model adopts the hollowed-out form of the existing large molybdenum aluminum molybdenum ground wire area, and the hollowed-out shape is pentagon, triangle, quadrangle or circle; at the moment, the molybdenum-aluminum-molybdenum ground wire can be greatly irradiated by UV light in the front, so that the glue under the large molybdenum-aluminum-molybdenum ground wire is fully cured. Compared with the prior art, the risk that the display area is heterochromatic or glue overflows to the display area is avoided, long-time UV light irradiation curing is not needed, and the aging of PET is avoided.
Drawings
FIG. 1 is a schematic diagram of a vehicle-mounted key screen according to the present utility model;
FIG. 2 is an enlarged schematic view of the vehicular key screen of the present utility model;
fig. 3 is a cross-sectional structural view of a touch screen of the present utility model.
Reference numerals: 1. a coating layer; 2. a PET cover plate; 21. a black ink layer; 3. a UV glue layer; 4. a Sensor sheet; 41. a glass substrate; 42. an ITO coating; 43. a molybdenum aluminum molybdenum wiring layer; 5. a display area; 6. a key region.
Detailed Description
Example 1
As shown in fig. 3, the PET type touch screen structure provided by the utility model comprises a film coating layer 1, a PET cover plate 2, a UV glue layer 3 and a Sensor sheet layer 4, wherein the PET cover plate 2, the UV glue layer 3 and the Sensor sheet layer 4 are sequentially combined to form a touch screen with a GG structure;
wherein Sensor sheet layer 4 comprises glass base layer 41, ITO coating 42 and molybdenum aluminum molybdenum wiring layer 43; an ITO coating 42 is plated on the glass base layer 41 to form coated glass; at least one part of the molybdenum-aluminum-molybdenum wiring layer 43 is used as a ground wire area and is provided with a hollowed-out structure; the UV adhesive layer 3 penetrates through the hollowed-out area of the molybdenum aluminum molybdenum wiring layer 43, and UV light is used for irradiating the UV adhesive layer 3 for curing; the UV glue layer 3 uses solid OCA or liquid OCR, and the thickness of the UV glue layer 3 is 0.25mm.
In this embodiment, the original large-block molybdenum-aluminum-molybdenum wiring layer 43 is provided with a hollowed structure, and the hollowed shape is pentagonal, triangular, quadrilateral or circular; the hollowed-out structure does not influence the penetration of the UV adhesive layer 3 through the hollowed-out area, and the UV adhesive can be cured by using UV light irradiation at the moment; in the embodiment, when the touch screen structure is assembled, the black ink layer 21 is arranged at the bottom of the PET cover plate 2, and the black ink layer 21 is used for shielding the molybdenum aluminum molybdenum wiring layer 43, so that the attractiveness is improved.
Example 2
Unlike example 1, the utility model provides a coating layer 1 on the upper surface of a PET cover plate 2, wherein the coating layer 1 is an AGARAF coating layer after 2um or an AGARAF optical film with a thickness of 15 um; the PET cover plate 2 after being coated has the functions of reflection prevention and effective ultraviolet ray filtration.
Example 3
The utility model discloses a vehicle-mounted key screen, which comprises the PET type touch screen structure. As shown in fig. 1-2, the middle part of the key screen is a display area 5, and the two sides are key areas 6; in the utility model, the ground wire area of the molybdenum-aluminum-molybdenum wiring layer 43 is provided with a hollowed-out structure and is concentrated in the key area 6; the molybdenum aluminum molybdenum wiring layer 43 serves as a ground wire, and plays roles of shielding signals and rapidly dissipating static electricity. Since the user only needs to observe the display area of the TFT during the use process, the ground wire area of the molybdenum-aluminum-molybdenum wiring layer 43 is arranged in the key area 6, so that the display effect is not affected; meanwhile, a black ink layer 21 is arranged at the bottom of the PET cover plate 2, the black ink layer 21 is attached to the bottom of the PET cover plate 2 through silk screen printing, a transparent visual area is formed in the middle, a black invisible area is formed around the transparent visual area, and the molybdenum-aluminum-molybdenum wiring layer 43 is shielded by the invisible area; the user can not see the wiring more beautiful.
The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.
Claims (10)
1. The PET type touch screen structure comprises a film coating layer (1), a PET cover plate (2), a UV adhesive layer (3) and a Sensor sheet layer (4), and is characterized in that the PET cover plate (2), the UV adhesive layer (3) and the Sensor sheet layer (4) are sequentially combined to form a touch screen with a GG structure;
wherein the Sensor sheet layer (4) comprises a glass base layer (41), an ITO coating (42) and a molybdenum aluminum molybdenum wiring layer (43); at least one part of the molybdenum-aluminum-molybdenum wiring layer (43) is used as a ground wire area and is arranged into a hollowed-out structure;
the UV adhesive layer (3) penetrates through the hollowed-out area of the molybdenum-aluminum-molybdenum wiring layer (43), and the UV adhesive layer (3) is irradiated by UV light to be cured.
2. The PET type touch screen structure according to claim 1, wherein the coating layer (1) covers the upper surface of the PET cover plate (2).
3. A PET-type touch screen structure according to claim 2, wherein the coating layer (1) is an AGARAF coating layer, and the thickness thereof is 2um.
4. A PET-type touch screen structure according to claim 3, wherein the coating layer (1) is an agara optical film, and the thickness thereof is 15um.
5. A PET touch screen structure according to claim 1, characterized in that the UV glue layer (3) uses solid OCA or liquid OCR, the thickness of the UV glue layer (3) being 0.25mm.
6. The PET touch screen structure according to claim 1, wherein a black ink layer (21) is arranged at the bottom of the PET cover plate (2), the black ink layer (21) is attached to the bottom of the PET cover plate (2) through silk screen printing to form a transparent visual area in the middle, black invisible areas are arranged around, and the molybdenum-aluminum-molybdenum wiring layer (43) is shielded by the invisible areas.
7. A PET-type touch screen structure according to claim 1, wherein the hollowed-out shape of the molybdenum-aluminum-molybdenum wiring layer (43) comprises pentagon, triangle, quadrangle or circle.
8. A vehicle mounted key panel comprising the PET touch screen structure of any one of claims 1-7.
9. The vehicle-mounted key panel according to claim 8, comprising a display area (5) in the middle and key areas (6) arranged on both sides; the ground wire area of the molybdenum-aluminum-molybdenum wiring layer (43) is arranged in the key area (6).
10. The vehicle-mounted key panel according to claim 9, wherein the ground wire area of the molybdenum-aluminum-molybdenum wiring layer (43) adopts a hollowed-out structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322106134.9U CN220399922U (en) | 2023-08-07 | 2023-08-07 | PET type touch screen structure and vehicle-mounted key screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322106134.9U CN220399922U (en) | 2023-08-07 | 2023-08-07 | PET type touch screen structure and vehicle-mounted key screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220399922U true CN220399922U (en) | 2024-01-26 |
Family
ID=89610011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322106134.9U Active CN220399922U (en) | 2023-08-07 | 2023-08-07 | PET type touch screen structure and vehicle-mounted key screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220399922U (en) |
-
2023
- 2023-08-07 CN CN202322106134.9U patent/CN220399922U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |