CN218100189U

CN218100189U - Display cover plate and display screen

Info

Publication number: CN218100189U
Application number: CN202221936126.6U
Authority: CN
Inventors: 池毓文; 张超; 宋小来; 朱泽力; 王士敏
Original assignee: Shenzhen Laibao Hi Tech Co Ltd
Current assignee: Shenzhen Laibao Hi Tech Co Ltd
Priority date: 2022-07-26
Filing date: 2022-07-26
Publication date: 2022-12-20
Anticipated expiration: 2032-07-26

Abstract

The utility model relates to a touch-control shows technical field, a show apron and display screen is disclosed, it is including the substrate layer to show the apron, pattern layer and functional layer, a side surface of substrate layer is provided with the pattern layer, be provided with a plurality of micropores on the pattern layer, a side surface that the substrate layer was kept away from on the pattern layer is provided with the functional layer, and be provided with grating portion on the functional layer, this show apron is through setting up the pattern layer in substrate layer one side, make the display cover board can show the effect of pattern such as wood grain under the screen state of rest, realize normal display effect through setting up the micropore and then hiding pattern such as wood grain under the bright screen state, and have the functional layer of grating shape and then can eliminate mole line phenomenon through setting up, the display cover board of this scheme both possesses the function of touch-control display module, have the decorative effect of decoration such as wood grain concurrently again, the characteristics that frivolous have simultaneously, the utility model also discloses the display screen who has above-mentioned display cover board.

Description

Display cover plate and display screen

Technical Field

The utility model relates to a touch-control shows technical field, especially relates to a show apron and display screen.

Background

With the development of vehicle-mounted display technology, the requirements of consumers on decoration of the functions of vehicle-mounted display modules are continuously increased. At present, a vehicle-mounted display screen carrying wood grains and other patterns gradually becomes a common display screen in a vehicle, the traditional vehicle-mounted wood grain display screen usually only has a decoration function and does not have touch control and display functions, and on the basis of the product, a vehicle-mounted wood grain display screen with a hidden display function is derived, namely semitransparent wood grain ink is processed on a display cover plate, so that the purpose of displaying pictures and displaying wood grains and other texture patterns in a display area is achieved.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving the problem in at least one background art. Therefore, the utility model provides a display cover plate and display screen, this display cover plate can demonstrate the decorative effect of pattern such as good wood grain through reasonable setting to can eliminate mole line phenomenon, have frivolous characteristics simultaneously, the display screen that has this display cover plate has good touch-control and/or display function, can demonstrate the effect of pattern such as wood grain under the screen state of breathing, and normally show the content under bright screen state.

According to the utility model discloses a display cover plate of first aspect embodiment, display cover plate is including the substrate layer, a side surface of substrate layer is provided with the pattern layer, be provided with a plurality of micropores on the pattern layer, make under the condition that has the backlight through setting up the micropore, light can normally see through the pattern layer, and then realizes the display area not having the pattern demonstration under the bright screen state, the pattern layer is kept away from a side surface of substrate layer is provided with the functional layer, be provided with grating portion on the functional layer, can eliminate the mole line phenomenon effectively through setting up the functional layer that has the grating shape, the display cover plate of this scheme both possesses conventional touch-control display module function, has the decorative effect of wood grain decoration piece etc. again concurrently.

According to another embodiment of the present invention, the substrate layer is one of a PET film layer, a PI film layer, or a COP film layer.

According to the utility model discloses a further embodiment, the value range of micropore's diameter D does: d is more than or equal to 5 mu m and less than or equal to 100 mu m.

According to the utility model discloses a another embodiment, arbitrary adjacent two micropore's distance W's value range does: w is more than or equal to 5 mu m and less than or equal to 200 mu m.

According to another embodiment of the present invention, the shape of the micro-holes is a combination of one or more of a circle, a square, a diamond, a trapezoid or a triangle.

According to the utility model discloses a further embodiment, the pattern layer includes display area and non-display area, the non-display area set up in the edge of display area.

According to the utility model discloses a display screen of second aspect embodiment, the display screen includes as above the display cover plate.

According to the utility model discloses a further embodiment, the display screen still includes backlight unit, the display cover plate sets up backlight unit is last.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses the display cover plate of first aspect is including the substrate layer, a side surface of substrate layer is provided with the pattern layer, be provided with a plurality of micropores on the pattern layer, the pattern layer is kept away from a side surface of substrate layer is provided with the functional layer, be provided with grating portion on the functional layer, this display cover plate is through setting up the pattern layer in substrate layer one side for the display cover plate can show the effect of pattern such as wood grain under the screen state of breathing out, realize normal display effect through setting up the micropore and then hiding pattern such as wood grain under the bright screen state, and have the functional layer of grating shape and then can eliminate mole line phenomenon through setting up, the display cover plate of this scheme both possesses conventional touch-control display module function, has the decorative effect of decoration such as wood grain again concurrently, has frivolous characteristics simultaneously concurrently.

The utility model discloses the display screen that has this demonstration apron of second aspect has good touch-control and/or shows the function, can show the effect of pattern such as wood grain under the screen state of breathing to normally show the content under the bright screen state, can be suitable for the use scene of multiple display screens such as on-vehicle display screen.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Drawings

The drawings are only for purposes of illustrating embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:

FIG. 1 is a schematic cross-sectional view of an embodiment of a display cover provided herein;

FIG. 2 is another schematic cross-sectional view of an embodiment of a display cover provided herein;

FIG. 3 is a schematic diagram of a patterned layer of an embodiment of a display cover plate provided herein;

FIG. 4 is a partially enlarged schematic view of a patterned layer of an embodiment of a display cover plate provided herein;

FIG. 5 is a partially enlarged schematic view of a patterned layer of an embodiment of a display cover provided herein;

FIG. 6 is a schematic flow chart illustrating an embodiment of a method for manufacturing a display cover plate according to the present disclosure;

FIG. 7 is a schematic flow chart illustrating another embodiment of a method for manufacturing a display cover plate provided herein;

fig. 8 is a schematic diagram of an embodiment of a display screen provided in the present application.

The designations in the figures mean:

10. a display screen;

100. a display cover plate;

110. a substrate layer; 111. a display area; 112. a non-display area;

120. a pattern layer; 121. micropores;

130. a functional layer;

200. a backlight module;

Detailed Description

Reference will now be made in detail to 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 function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the features defined as "first" and "second" may explicitly or implicitly include one or more of such features. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In order to explain the display cover plate and the display screen provided by the application, the following detailed description is made in conjunction with the accompanying drawings of the specification and the written description of the embodiments.

The following describes a display cover plate 100 according to an embodiment of the present invention with reference to fig. 1 to 5, the display cover plate 100 includes a substrate layer 110, a pattern layer 120 and a functional layer 130, specifically, a side surface of the substrate layer 110 is provided with the pattern layer 120, a side surface of the pattern layer 120 away from the substrate layer 110 is provided with the functional layer 130, further, a plurality of micropores 121 are provided on the pattern layer 120, so that under the condition of having a backlight source, light can normally penetrate through the pattern layer 120, and further, display without patterns in the display area 111 region under the bright screen state is realized, that is, the display cover plate 100 of the present solution can present patterns such as wood grains under the bright screen state to achieve a decorative effect, and by setting the micropores 121, light of the backlight source can pass through the pattern layer 120 to avoid the appearance of patterns such as wood grains, further, a grating portion (not shown in the drawing) is provided on the functional layer 130, and when the cover plate and the light source are used in combination, the moir phenomenon generated between the light source and the light source is eliminated, the display characteristic that the normal moir pattern of the wood grains and the display when the cover plate and the normal touch screen pattern are combined use, and the display of the decorative effect of the normal display of the microporous pattern, and the display screen pattern, and the display of the decorative layer 100, and the characteristic that the normal display of the normal moir pattern such as the bright screen pattern of the bright screen mode of the wood grain is provided by the microporous pattern, and the display cover plate 100, and the display screen.

It should be noted that, in this embodiment, the bonding connection manners between the substrate layer 110 and the pattern layer 120 and between the image layer 120 and the functional layer 130 are all full-face bonding connection, so that it can be avoided that, in the bonding connection process, a gap occurs between two film layers in the bonding connection, which causes bubbles to be generated between the two film layers after the bonding connection, and affects the display effect of the final display cover plate after the bonding connection.

It should be noted that the processing method of the patterns such as the wood grains may include roll coating and stamping, ink jet printing, and screen printing of multiple semi-permeable inks with different colors, and the like, and the effects of the patterns such as the wood grains are finally generated by the striking colors of different shapes, areas and colors, so that the display cover plate 100 can present the appearance effects of the patterns such as the wood grains in the screen resting state.

It should be noted that, in some embodiments, the display cover plate 100 includes a window area and a frame area, and after the wood grain pattern layer 120 is disposed on the surface of one side of the substrate layer 110, a layer of opaque bottom-covering ink is silk-screened for an edge of the side of the pattern layer 120 away from the substrate layer 110, a region where the opaque bottom-covering ink is silk-screened for the pattern layer 120 is the frame area where the opaque portion cannot be displayed, and the rest portion is the window area where the light can be transmitted normally for displaying.

It should be noted that the micro holes 121 disposed on the pattern layer 120 are all micron-level through holes, and the micro holes 121 may be uniformly distributed or irregularly disposed along all regions of the pattern layer 120, or the micro holes 121 are disposed only in the window region of the pattern layer 120 in the display cover 100 divided into the window region and the frame region.

According to an embodiment of the present invention, as shown in fig. 1 and fig. 2, the substrate layer 110 is one of a PET Film layer, a PI Film layer or a COP Film layer, wherein the PET Film layer is a Polyester Film (Polyester Film), the Film has excellent physical and mechanical properties, and has excellent optical properties such as good transparency, low haze, and high gloss, the PI Film layer is a Polyimide Film (Polyimide Film), the Film is a yellow transparent Film layer, and has excellent heat resistance and mechanical properties, and has good chemical stability and heat resistance, and the COP Film layer is a cyclic Olefin Polymer Film layer (Cyclo Olefin Polymer Film), and the COP Film layer has the characteristics of high transparency, low birefringence, low water absorption, high rigidity, high heat resistance, and good water vapor tightness.

In other embodiments, other transparent films, for example, various other transparent materials such as glass and Polycarbonate (PC) or composite transparent materials, may be used as the base layer 110.

According to the utility model discloses an embodiment, as shown in fig. 4 and fig. 5, the value range of micropore 121's diameter D is: d is more than or equal to 5 mu m and less than or equal to 100 mu m, and the diameter D of the micropores 121 preferably has the value range as follows: d is more than or equal to 50 mu m and less than or equal to 100 mu m, the diameter of the single micropore 121 is limited to be less than or equal to 100 mu m, so that the pattern such as wood grain of the pattern layer 120 can be clearly displayed in a breath screen state, the diameter of the single micropore 121 is limited to be more than 50 mu m, light rays in a bright screen state can be ensured to normally penetrate through the micropore 121, and the display function can be clearly realized, for example, the diameter D of the micropore 121 is 60 mu m.

It should be noted that, in some embodiments, the micropores 121 are in a non-circular regular pattern, such as a diamond shape, a rectangle shape or an oval shape, where the diameter of the micropore 121 may be understood as the maximum value of the distances between two points of the edge of the micropore 121 in any direction, for example, the diameter D of the rectangular micropore 121 is the long side of the rectangle, in other embodiments, the micropore 121 is not in a regular pattern, where the diameter of the micropore 121 may be understood as the maximum value of the distances between two points of the edge of the micropore 121 in any direction, that is, the maximum value D of the pore diameter of the micropore 121, needs to satisfy the following condition: d is more than or equal to 5 mu m and less than or equal to 100 mu m, and the preferable value range of the maximum value D of the pore diameter of the micropores 121 is as follows: d is more than or equal to 50 mu m and less than or equal to 100 mu m.

It should be noted that in some embodiments, all of the micropores 121 have the same diameter D, for example, the diameter D of any one of the micropores 121 is 80 μm, in some other embodiments, the diameters D of a plurality of micropores 121 are partially the same, for example, the diameters D of a plurality of micropores 121 in a region are 60 μm, 70 μm, and 80 μm, respectively, and in some other embodiments, the diameters D of a plurality of micropores 121 in a region are not the same, for example, the diameters D of a plurality of micropores 121 in a region are 60 μm, 70 μm, 75 μm, and 80 μm, respectively.

According to the utility model discloses an embodiment, as shown in fig. 4 and 5, the value range of distance W of two arbitrary adjacent micropores 121 is: w is more than or equal to 5 μm and less than or equal to 200 μm, and preferably, the distance W between any two adjacent micropores 121 has a value range: d is more than or equal to 50 mu m and less than or equal to 100 mu m, the distance between any two adjacent micropores 121 is limited to be more than 50 mu m and less than or equal to 100 mu m, and the layout number of the micropores 121 can be reasonably set, so that the patterns such as wood grains of the pattern layer 120 can be clearly displayed in a breath-screen state, and simultaneously, the number of the micropores 121 through which light passes in a bright-screen state can be ensured to reach a certain number, so that the display function can be clearly realized, for example, the distance W between any two adjacent micropores 121 is 70 mu m.

It should be noted that, in some embodiments, the distance W between two adjacent micro holes 121 may be the same, for example, the distance W between any two adjacent micro holes 121 is 80 μm, in some other embodiments, the distance W between two adjacent micro holes 121 is partially the same, for example, the distance W between any one micro hole 121 and its adjacent micro holes 121 is 60 μm, 70 μm, 80 μm, and in some other embodiments, the distance W between any two adjacent micro holes 121 is different, for example, the distance W between any one micro hole 121 and its adjacent micro holes 121 is 60 μm, 70 μm, 75 μm, 80 μm.

It should be noted that in some embodiments, the micro holes 121 have an irregular shape, and the distance W between one micro hole 121 and its adjacent micro hole 121 is the distance between the points of the centers of mass of the patterns of two micro holes 121.

According to an embodiment of the present invention, as shown in fig. 3 to 5, the shape of the micro-hole 121 is a combination of one or more of a circle, a square, a diamond, a trapezoid, or a triangle, and since the diameter of the micro-hole 121 is small, the influence on the transmission and reflection of light is not large, so that the shape of the micro-hole 121 can be designed according to actual requirements, and for convenience of production, the shape of the micro-hole 121 is preferably set to be a uniform regular shape.

It should be noted that, in some other embodiments, the shape of each micro-hole 121 may be an irregular pattern, or the pattern of each micro-hole 121 may include a regular pattern and an irregular pattern, or each micro-hole 121 is an irregular random pattern, and therefore, as long as the requirements of the diameter and the distance of the micro-hole 121 are met, the shape of the micro-hole 121 is not particularly limited herein.

According to the utility model discloses an embodiment, as shown in fig. 2, substrate layer 110 includes display area 111 and non-display area 112, non-display area 112 sets up in the edge of display area 111, display cover plate 100 includes window area and frame area this moment, window area part corresponds the display area 111 of substrate layer 110, the frame area corresponds the non-display area 112 of substrate layer 110, display area 111 corresponds the part that is not provided with printing ink at the bottom of light-proof lid in pattern layer 120, non-display area 112 corresponds the part that is provided with printing ink at the bottom of light-proof lid in pattern layer 120.

Referring to fig. 6 to 7, a method for manufacturing a display cover 100 according to an embodiment of the present invention is described, where, as shown in fig. 6, the display cover 100 includes a substrate layer 110, a pattern layer 120, and a functional layer 130, which are sequentially disposed, and the method includes:

step S10: forming a pattern layer on the base material layer;

specifically, a pattern layer with patterns such as wood grains is formed on one side of the base material layer in a roller coating stamping mode, an ink-jet printing mode or a silk-screen printing mode, and therefore the display cover plate can show the patterns such as the wood grains in a breath screen state.

Step S20: perforating micropores on the pattern layer;

specifically, through the perforation of micropore on the pattern layer through laser marking or etching mode to the realization can pass the pattern layer with the background light source under the bright screen state, thereby can hide patterns such as the wood grain on the pattern layer, avoids disturbing to the display content.

Step S30: and bonding the functional layer to one side of the pattern layer, which is far away from the substrate layer.

Specifically, the functional layer is a film layer with a moire effect, for example, a grating component may be disposed on the functional layer, so that a moire phenomenon generated by interference between the micro-holes and the backlight source can be eliminated.

It is thus clear that, through forming the pattern layer on the substrate layer, and then carry out the micropore on the pattern layer and punch, set up the one deck at pattern layer one side again at last and have the functional layer of eliminating the mole line phenomenon for whole demonstration apron can demonstrate the display effect that the outward appearance is patterns such as wood grain under the state of putting out the screen, and the normal display picture under the condition that patterns such as wood grain can not be shown in the display area under the bright screen state, simplified the manufacture process, promoted machining efficiency.

According to an embodiment of the present invention, as shown in fig. 7, step S10: forming the pattern layer on the base material layer includes:

step S: forming a pattern layer on the substrate layer in a roller coating and impressing mode, an ink-jet printing mode or a superposition silk-screen printing mode of at least two semi-permeable printing inks with different colors;

specifically, in some other embodiments, the pattern layer may be generated by a combination of methods, or processed by other methods.

Step S120: forming a texture pattern on the pattern layer;

specifically, the texture pattern may be a wood grain pattern, a wood grain-like pattern, a wood grain line, or a wood grain-like line, so as to achieve a display effect of simulating the surface of the wooden material.

Step S130: and silk-screen printing light-tight bottom-covering printing ink on the texture patterns.

Specifically, in the display cover plate including the window area and the frame area, an ink layer needs to be added by means of silk-screen printing or the like after the texture pattern is formed, so that the window area and the frame area are distinguished by the opaque ink layer.

Referring to fig. 8, a display screen 10 according to an embodiment of the present invention is described, and as shown in fig. 7, the display screen 10 includes the display cover 100 as described above.

According to an embodiment of the present invention, as shown in fig. 8, the display screen 10 further includes a backlight module 200, the display cover plate 100 is disposed on the backlight module 200, it can be understood that the light emitted from the backlight module 200 can sequentially pass through the functional layer, the pattern layer and the substrate layer 110 of the display cover plate 100, and when passing through the pattern layer, the micro holes on the pattern layer can increase the light transmission effect emitted from the backlight module 200.

It should be noted that the display screen 10 may further include a touch control film layer, for example, the display cover 100, the touch control layer, and the backlight module 200 are sequentially disposed in the display screen 10, and further, the touch control layer and the backlight module 200 may be connected and disposed in an embedded manner or an external hanging manner, it is understood that the display screen 10 may also not be provided with the touch control film layer, for example, only a vehicle speed needs to be displayed in a partial area of the vehicle-mounted display screen, and the touch control film layer may not be disposed at this time.

The display cover and the display screen provided in the present application are preferred embodiments and should not be construed as limiting the scope of protection of the present application, and those skilled in the art should understand that various modifications or substitutions can be made without departing from the concept of the present application, and all modifications or substitutions should be considered to be within the scope of protection of the present application, that is, the scope of protection of the present application should be determined by the claims.

The features of the embodiments and embodiments described herein above may be combined with each other without conflict.

Claims

1. The utility model provides a display cover plate, its characterized in that, including the substrate layer, a side surface of substrate layer is provided with the pattern layer, be provided with a plurality of micropores on the pattern layer, the pattern layer is kept away from a side surface of substrate layer is provided with the functional layer, be provided with grating portion on the functional layer.

2. The display cover sheet of claim 1, wherein the substrate layer is one of a PET film layer, a PI film layer, or a COP film layer.

3. The display cover of claim 1, wherein the diameter D of the micro-holes ranges from: d is more than or equal to 5 mu m and less than or equal to 100 mu m.

4. The display cover of claim 3, wherein the distance W between any two adjacent micro-holes ranges from: w is more than or equal to 5 mu m and less than or equal to 200 mu m.

5. The display cover of claim 3, wherein said micro-holes are circular in shape,

A combination of one or more of a square, a diamond, a trapezoid, or a triangle.

6. The display cover sheet of claim 1, wherein the substrate layer comprises a display area and a non-display area, the non-display area being disposed at an edge of the display area.

7. A display screen, characterized in that the display screen comprises the display cover plate of any one of claims 1 to 6.

8. The display screen of claim 7, wherein the display screen further comprises a backlight module, and the display cover plate is disposed on the backlight module.