Novel coating cover plate with scratch resistance and vehicle-mounted display screen

Abstract

The utility model discloses a novel coated cover plate with scratch resistance and a vehicle-mounted display screen, the novel coated cover plate with scratch resistance comprises a glass substrate, a hafnium silicate layer, a zirconium oxide layer and a zirconium silicate layer, the hafnium silicate layer, the zirconium oxide layer and the zirconium silicate layer are sequentially stacked on the upper surface of the glass substrate from bottom to top, the thickness of the hafnium silicate layer is 50nm-100nm, and the thickness of the zirconium oxide layer is 50nm-100nm. The thickness of the zirconium oxide layer ranges from 100 nm to 200 nm, and the thickness of the zirconium silicate layer ranges from 50 nm to 100 nm. The core principle of the utility model is that a composite film layer with multiple functions is constructed on the surface of the glass substrate through a precise layered coating technology by utilizing respective unique physical and chemical characteristics of the zirconium oxide layer, the zirconium silicate layer and the hafnium silicate layer. Through scientific design of the combination and thickness of each layer of material, comprehensive optimization of the coating layer in multiple aspects of enhancing optical performance, improving mechanical strength, maintaining chemical stability, giving beauty and functionality and the like is realized, and new possibility is developed for application of the glass cover plate.

Description

TECHNICAL FIELD

[0001] The utility model relates to a liquid crystal display technical field more specifically, relate to a novel coating cover plate with scratch resistance and vehicle display screen. BACKGROUND

[0002] With the progress of science and technology, glass cover plate is increasingly widely used in the field of consumer electronics, industrial medical equipment display, automobile display cover plate glass and the like. However, the traditional glass material has limitations in terms of light transmittance, wear resistance, weather resistance and the like, and it is difficult to meet the dual needs of performance and aesthetics for high-end applications. SUMMARY

[0003] The utility model solves the technical problems of how to improve the light transmittance, wear resistance and weather resistance of the cover plate.

[0004] The technical problems solved by the utility model are solved by the following technical solutions:

[0005] To solve the above technical problems, the utility model provides a novel coating cover plate with scratch resistance, which comprises a glass substrate and a hafnium silicate layer, a zirconium oxide layer and a zirconium silicate layer sequentially stacked on the upper surface of the glass substrate from bottom to top, the thickness of the hafnium silicate layer is 50nm-100nm, the thickness of the zirconium oxide layer is 100nm-200nm, and the thickness of the zirconium silicate layer is 50nm-100nm.

[0006] The utility model also provides a vehicle display screen, which comprises the novel coating cover plate with scratch resistance as described above.

[0007] As a preferred embodiment of the vehicle display screen provided by the utility model, a display module is arranged below the glass substrate, and the display module has an FPC led out outward.

[0008] As a preferred embodiment of the vehicle display screen provided by the utility model, the FPC comprises a non-bending area and bending areas arranged on both sides of the non-bending area, a PI reinforcing plate and a plurality of vias are arranged on the bending areas, and the PI reinforcing plate completely covers the plurality of vias.

[0009] As a preferred embodiment of the vehicle display screen provided by the utility model, the plurality of vias are arranged in a line segment shape.

[0010] As a preferred embodiment of the vehicle display screen provided by the utility model, the FPC comprises a lower protective film, a lower copper layer, a base material layer, an upper copper layer and an upper protective film sequentially arranged from bottom to top, and the PI reinforcing plate is arranged above the upper protective film.

[0011] As a preferred implementation form of the vehicle-mounted display screen provided by the utility model, the PI reinforcing plate is a PI cover film.

[0012] As a preferred implementation form of the vehicle-mounted display screen provided by the utility model, the thickness of the PI cover film is 0.1mm.

[0013] As a preferred implementation form of the vehicle-mounted display screen provided by the utility model, the PI reinforcing plate does not exceed the non-bending area.

[0014] As a preferred implementation form of the vehicle-mounted display screen provided by the utility model, the shape of the via hole is a round hole.

[0015] The utility model has the following beneficial effects:

[0016] The core principle of the patent is to utilize the unique physical and chemical properties of the zirconium oxide layer, the zirconium silicate layer and the hafnium silicate layer, to construct a composite film layer with multiple functions on the surface of the glass substrate through precise layering plating technology. The hafnium silicate layer as the bottom layer utilizes its high refractive index and excellent thermal chemical stability to provide the optical performance basis and environmental protection for the film layer; the zirconium oxide layer as the intermediate layer can significantly improve the mechanical strength and durability of the film layer by virtue of its high hardness and wear resistance; and the zirconium silicate layer as the surface layer further enhances the protection effect and light transmission performance of the film layer by virtue of its good weather resistance, scratch resistance and refractive index close to that of glass. Through scientific design of the combination and thickness of the materials of each layer, the patent realizes the comprehensive optimization of the film layer in enhancing optical performance, improving mechanical strength, maintaining chemical stability and imparting aesthetics and functionality, and opens up new possibilities for the application of glass cover plates. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the scheme in the present application, the drawings needed in the embodiment description will be briefly introduced below. Obviously, the drawings in the following description are some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor.

[0018] Figure 1 The structural schematic diagram of the novel film-coated cover plate with scratch resistance provided by the utility model.

[0019] Figure 2 The structural schematic diagram of the vehicle-mounted display screen provided by the utility model.

[0020] Figure 3 The Figure 2 The structural schematic diagram of the FPC.

[0021] Figure 4 TheFigure 3 Left view of .

[0022] Description of Figure Numbers:

[0023] Glass substrate 1; hafnium silicate layer 11; zirconium oxide layer 12; zirconium silicate layer 13; display module 2; FPC 3; non-bending area 301; bending area 302; PI reinforcement plate 31; via 32. DETAILED DESCRIPTION

[0024] In order to help those skilled in the art better understand the present invention, the following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts should fall within the scope of protection of the present invention.

[0025] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like to indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation to the present invention.

[0026] Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of the technical features being referred to. Thus, a feature identified as "first," "second," or "third" may explicitly or implicitly include at least one such feature. In the description of this utility model, "plurality" means at least two, for example, two, three, etc., unless otherwise specifically defined.

[0027] The utility model provides a novel coated cover plate with scratch resistance, which comprises a glass substrate and a hafnium silicate layer, a zirconium oxide layer and a zirconium silicate layer stacked in sequence from bottom to top on the upper surface of the glass substrate, wherein the thickness of the hafnium silicate layer is 50nm-100nm, the thickness of the zirconium oxide layer is 100nm-200nm, and the thickness of the zirconium silicate layer is 50nm-100nm.

[0028] The core principle of the patent is to utilize the unique physical and chemical properties of the zirconium oxide layer, the zirconium silicate layer and the hafnium silicate layer, and to construct a composite film layer with multiple functions on the surface of the glass substrate through precise layered plating technology. The hafnium silicate layer serves as the bottom layer, and utilizes its high refractive index and excellent thermal chemical stability to provide the optical performance basis and environmental protection for the film layer; the zirconium oxide layer serves as the intermediate layer and can significantly improve the mechanical strength and durability of the film layer by virtue of its high hardness and wear resistance; and the zirconium silicate layer serves as the surface layer and further enhances the protection effect and light transmission performance of the film layer by virtue of its good weather resistance, scratch resistance and refractive index close to that of glass. Through scientific design of the combination and thickness of the materials of each layer, the patent realizes the comprehensive optimization of the film layer in terms of enhancing optical performance, improving mechanical strength, maintaining chemical stability and imparting aesthetics and functionality, and opens up new possibilities for the application of glass cover plates.

[0029] In order for those skilled in the art to better understand the present application, the technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings. The present application will be described in detail below with reference to the drawings and embodiments, and the examples of the embodiments are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below by reference to the drawings are exemplary and are intended to explain the present application, and cannot be understood as a limitation of the present application.

[0030] Embodiment 1, please refer to Figure 1 The present application provides a novel film-coated cover plate with scratch resistance, which comprises a glass substrate 1 and a hafnium silicate layer 11, a zirconium oxide layer 12 and a zirconium silicate layer 13 sequentially stacked on the upper surface of the glass substrate 1 from bottom to top, the thickness of the hafnium silicate layer 11 is 50-100 nm, the thickness of the zirconium oxide layer 12 is 100-200 nm, and the thickness of the zirconium silicate layer 13 is 50-100 nm. The core principle of the patent is to utilize the unique physical and chemical properties of the zirconium oxide layer 12, the zirconium silicate layer 13 and the hafnium silicate layer 11, and to construct a composite film layer with multiple functions on the surface of the glass substrate 1 through precise layered plating technology. The hafnium silicate layer 11 serves as the bottom layer, and utilizes its high refractive index and excellent thermal chemical stability to provide the optical performance basis and environmental protection for the film layer; the zirconium oxide layer 12 serves as the intermediate layer and can significantly improve the mechanical strength and durability of the film layer by virtue of its high hardness and wear resistance; and the zirconium silicate layer 13 serves as the surface layer and further enhances the protection effect and light transmission performance of the film layer by virtue of its good weather resistance, scratch resistance and refractive index close to that of glass. Through scientific design of the combination and thickness of the materials of each layer, the patent realizes the comprehensive optimization of the film layer in terms of enhancing optical performance, improving mechanical strength, maintaining chemical stability and imparting aesthetics and functionality, and opens up new possibilities for the application of glass cover plates.

[0031] Embodiment 2, please refer to Figures 2 to 4 The utility model further provides a kind of vehicle-mounted display screen, it includes the novel coated cover plate with scratch resistance as described above.Glass substrate 1 is provided with display module 2 below, and FPC 3 is led out outward by display module 2.FPC 3 includes non-bending area 301 and bending area 302 being arranged at the both sides of non-bending area 301, PI reinforcing plate 31 and a plurality of via holes 32 are arranged on bending area 302, these via holes 32 are the bridge connecting upper and lower copper layers, its reliability is very important, via hole 32 cannot be under heavy pressure, also afraid of scratch, more afraid of fold injury, so that the general bending area 302 is not allowed to punch via hole 32, because bending force will be directly acted on via hole 32, affect the reliability of via hole 32, PI reinforcing plate 31 completely covers a plurality of via holes 32.Via hole 32 is arranged on non-bending area 301, and via hole 32 is relatively fragile, and stress concentration can be caused to lead to the fracture of via hole 32, because PI reinforcing plate 31 completely covers via hole 32, so that stress is concentrated around reinforcing plate instead of at via hole 32, prevent the risk of fracture at via hole 32, avoid FPC 3 failure.

[0032] Further, a plurality of via holes 32 are arranged in line segment shape.Because the reinforcing plate that completely covers via hole 32 is arranged, even if via hole 32 is arranged in line segment shape, it can also guarantee that fracture does not easily occur at via hole 32, improve the designability of product, improve product competitiveness.

[0033] Further, FPC 3 includes lower protective film, lower copper layer, substrate layer, upper copper layer and upper protective film sequentially arranged from bottom to top, and PI reinforcing plate 31 is arranged above upper protective film.

[0034] Further, PI reinforcing plate 31 is PI cover film, which has lower cost and simpler assembly process.

[0035] Further, the thickness of PI cover film is 0.1mm, to ensure that PI cover film has sufficient strength, PI cover film is fixed by double-sided adhesive, the thickness of double-sided adhesive is 0.025mm, and the distance between the edge of cover film and via hole 32 is greater than 0.5mm, to ensure that stress concentration does not affect via hole 32, prevent the risk of fracture at via hole 32, avoid FPC 3 failure.

[0036] Further, PI reinforcing plate 31 does not exceed non-bending area 301.I.e.PI reinforcing plate 31 is arranged in non-bending area 301, to prevent stress concentration at bending area 302, avoid fracture of bending area 302.

[0037] Further, the shape of via hole 32 is a circular hole.

[0038] In the utility model, unless another definite provision and limitation, the term " install " " link " " connect " " fixed " and so on term should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated;Can be mechanical connection, also can be electric connection or each other can communicate;Can be direct connection, also can indirectly connect through intermediate medium, can be two element internal communication or two element mutual action relation, unless another definite limitation.For ordinary skilled person in the art, can understand the above-mentioned term in the utility model concrete meaning according to specific circumstances.

[0039] Obviously, the above-described embodiments are only part of the embodiments of the present application, rather than all the embodiments, and the preferred embodiments of the present application are given in the drawings, but do not limit the patent scope of the present application. The present application can be realized in many different forms, and contrary, the purpose of providing these embodiments is to make the understanding of the disclosure of the present application more thorough and comprehensive. Although the present application is described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing specific embodiments, or make equivalent replacement for part of the technical features. Any equivalent structure made by using the contents of the specification and drawings, directly or indirectly applied to other related technical fields, is also within the scope of the patent protection of the present application.

Claims

1. A novel coated cover plate having anti-scratching property, characterized in that, It includes a glass substrate and a hafnium silicate layer, a zirconium oxide layer and a zirconium silicate layer sequentially stacked on the upper surface of the glass substrate from bottom to top, the thickness of the hafnium silicate layer is 50-100 nm, the thickness of the zirconium oxide layer is 100-200 nm, and the thickness of the zirconium silicate layer is 50-100 nm.

2. A vehicle display screen, characterized in that The novel coated cover plate with scratch resistance comprises the glass substrate according to claim 1.

3. The in-vehicle display screen of claim 2, wherein, A display module is arranged below the glass substrate, and the display module leads out an FPC.

4. The in-vehicle display screen of claim 3, wherein, The FPC comprises a non-bending area and bending areas arranged on both sides of the non-bending area, a PI reinforcing plate and a plurality of through holes are arranged on the bending areas, and the PI reinforcing plate completely covers the plurality of through holes.

5. The in-vehicle display screen of claim 4, wherein, The plurality of through holes are arranged in a line segment shape.

6. The in-vehicle display screen of claim 4, wherein, The FPC comprises a lower protective film, a lower copper layer, a base material layer, an upper copper layer and an upper protective film arranged in sequence from bottom to top, and the PI reinforcing plate is arranged above the upper protective film.

7. The in-vehicle display screen of claim 4, wherein, The PI reinforcing plate is a PI cover film.

8. The in-vehicle display screen of claim 7, wherein, The thickness of the PI cover film is 0.1 mm.

9. The in-vehicle display screen of claim 4, wherein, The PI reinforcing plate does not exceed the non-bending area.

10. The in-vehicle display screen of claim 4, wherein, The shape of the through hole is a round hole.

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