CN220020539U - Full-lamination structure based on small-and-medium-sized MiniLEDCMicroLED - Google Patents

Abstract

The utility model provides a full-lamination structure based on a small-medium-sized MiniLEDCmicro LED, which relates to the field of direct display application of a display screen MiniLED/MicroLED, and comprises the following components: miniLEDOmicro LED directly shows screen, miniLEDOmicro LED directly shows screen upper portion is provided with solid-state optics glue film, solid-state optics glue film top is provided with touch apron layer, miniLEDOmicro LED directly shows screen including the lamp plate, directly show the lamp, surface protection glued membrane, lamp plate top array is provided with directly shows the lamp, directly show lamp upper portion and cover has surface protection glued membrane, solid-state optics glue film is the whole shaping of even thickness, solid-state optics glue film is soft state, through solid-state optics glue film's packing, dust, steam, unable entering such as impurity, can effectively be isolated, there is the air bed in the middle of having solved ordinary frame subsides mode, easily receive the dust of environment and the problem that the steam pollution influences the machine use.

Description

Full-lamination structure based on small-and-medium-sized MiniLEDCMicroLED

Technical Field

The utility model relates to the technical field of direct display application of a display screen MiniLED/MicroLED, in particular to a full-lamination structure based on a medium-small-size MiniLEDCMicroLED.

Background

With the gradual maturation of the technical development, small and medium-sized MiniLED and MicroLED direct display screen products below 21 inches start to gradually enter the market, which can be called as the next-generation medium and small-sized display screen technology, in order to make the products higher and accord with the use habit of people, the direct display screen needs to be added with a cover plate or a touch screen function, so that the matching function of the products is more perfect.

At present, the market in the function field of the direct display screen is basically in a blank state, the requirement for attaching the cover plate or the touch screen to the direct display screen is met, an air layer exists in the middle of a common frame attaching mode, the machine is easily affected by dust and water vapor pollution of the environment, water marks are easily generated, the display effect is relatively poor, and the use experience of people is affected.

Disclosure of Invention

In view of the above, the utility model provides a full-lamination structure based on a small-medium-sized MiniLEDCmicro LED, which aims to solve the problems that the market of the existing MiniLED and micro LED direct display screen with a cover plate or the touch screen functional field is in a blank state, the lamination of the cover plate or the touch screen of the MiniLED and the micro LED and the direct display screen needs to carry out an agenda, and the use of a machine is easily affected by dust and water vapor pollution of the environment, water marks are easily generated, the display effect is relatively poor, and the use experience of people is affected due to the existence of an air layer in the middle of a common frame lamination mode.

The utility model provides a full-lamination structure based on a medium-small-size MiniLEDCMicroLED, which specifically comprises the following steps: miniLEDOmicro LED directly shows screen, miniLEDOmicro LED directly shows screen upper portion and is provided with solid-state optics glue film, and solid-state optics glue film top is provided with touch apron layer, and MiniLEDOmicro LED directly shows screen including lamp plate, direct display lamp, surface protection glued membrane, and lamp plate top array is provided with the direct display lamp, and direct display lamp upper portion covers there is the surface protection glued membrane.

Further, the upper portion of the lamp panel is covered with a surface protection adhesive film, a solid optical adhesive layer is attached to the top of the surface protection adhesive film, the direct display lamp is composed of three colors of red, green and blue, and the direct display lamp is directly turned on to display images.

Further, the solid optical adhesive layer is formed by the whole surface with uniform thickness, the solid optical adhesive layer is in a soft state, the thickness application range of the solid optical adhesive layer is 100-250 um, the solid optical adhesive layer has uniform thickness, uniform spacing can be provided for the space between the direct display screen of the MiniLEDOMicroLED and the touch cover plate layer, and the whole surface can be uniformly supported by stress.

Further, the touch cover plate layer comprises a glass cover plate and a touch screen, the touch screen is arranged at the bottom of the glass cover plate, the shape of the glass cover plate can be 2D regular shape or 2D irregular shape or 3D shape, the upper end or lower end area of the glass cover plate can be conventional plane screen printing LOGO or function indication symbol, and laser carving raised expression symbol can also be made.

Further, the bottom of the touch screen is attached to the top of the solid optical adhesive layer, the bottom of the solid optical adhesive layer is attached to the top of the surface protection adhesive film, reflection of light on the surface is reduced, and contrast ratio is obviously improved.

Further, the solid optical adhesive layer is positioned between the touch screen and the direct display lamp, and the solid optical adhesive layer is filled with air between the touch screen and the direct display lamp, so that dust, water vapor, impurities and the like cannot enter.

The beneficial effects are that:

1. compared with the common bonding mode, the touch cover plate layer and the MiniLEDOMEDIUM direct display screen can be bonded by using the solid optical adhesive layer, the thickness of the module can be reduced, the thinner module thickness provides greater flexibility for the structural design of the whole machine, the thinner machine body improves the product grade, and the technical content is revealed.

2. The utility model can realize no frame and enlarge the visible area: for common lamination, the periphery is supported by frame glue, so that a frame area is required to be reserved; the full lamination of the solid optical adhesive layer is uniformly supported, so that independent support of surrounding frame adhesives is not needed, no frame can be realized, and a visible area is enlarged.

3. The utility model makes the surface of the product smoother: because the solid optical adhesive layer is formed by whole surface, the thickness of the solid optical adhesive layer is uniform, and the evenness in the attaching process is good, so that the surface of the product is smoother.

4. The utility model can absorb the section difference: because the local position of each accessory of the touch cover plate layer or the MiniLEDCMicroLED direct display screen needs to be subjected to structural design with some functions, the structural design has section difference with the whole structure, the structural section difference is uneven, the surface of the MiniLEDCMicroLED direct display screen and the local structural section difference of the touch cover plate layer can be absorbed by using solid optical cement for lamination, and the generation of bubbles is reduced.

5. The utility model isolates dust and water vapor: because the interlayer is filled with the solid optical adhesive layer, dust, water vapor, impurities and the like cannot enter, and the interlayer can be effectively isolated.

6. The utility model can stop the water mark problem: the solid optical glue layer is fully attached, and the interlayer is not provided with an air layer, so that the adsorption problem, namely the water mark problem, generated by the pressure difference between the cavity and the outside air is avoided.

7. The utility model has higher strength: the full laminating of solid-state optics glue film belongs to the face and connects, and the area of force is big and even, compares in ordinary laminating, possesses higher compressive strength, anti falling ability.

8. The utility model has smoother touch operation: the common laminating is unsettled owing to the centre, and the atress is uneven, and thickness is thick, and the touch-control effect is weak, and the full laminating mode of solid-state optical glue film 2 makes the touch-sensitive screen obtain the even support of directly showing the screen, and thickness is thin, and the touch-control response is strong, and the operation is more smooth.

9. The solid optical adhesive layer is filled between the touch screen and the direct display lamp, so that the light transmission loss can be greatly reduced, the display brightness is improved, the surface reflection is greatly reduced, the contrast is improved, and the perfect display effect is achieved: compared with common lamination, the solid optical adhesive has the best full lamination and full visual angle effect.

10. After the solid optical adhesive is fully attached, the screen is purer and darker in appearance after the whole machine is standby or shut down, and the integrated effect is good.

Drawings

In order to more clearly illustrate the technical solution of the embodiments of the present utility model, the drawings of the embodiments will be briefly described below.

The drawings described below are only for illustration of some embodiments of the utility model and are not intended to limit the utility model.

In the drawings:

fig. 1 is a schematic overall structure of a full-fit structure based on a small and medium sized miniledmicro led according to an embodiment of the present utility model.

Fig. 2 is a schematic diagram of a miniledmicro led direct display screen structure based on a full-fit structure of a medium-small size miniledmicro led according to an embodiment of the present utility model.

Fig. 3 is a schematic diagram of a direct display lamp structure based on a full-fit structure of a small-medium sized miniled micro led according to an embodiment of the present utility model.

Fig. 4 is a schematic diagram of a solid state optical glue layer structure based on a full-bond structure of a small and medium sized miniled micro led according to an embodiment of the present utility model.

Fig. 5 is a schematic diagram of a glass cover plate structure based on a full-fit structure of a small-and-medium-sized miniledmicro led according to an embodiment of the present utility model.

Fig. 6 is a schematic diagram of a split structure of a full-fit structure based on a small and medium sized miniledmicro led in accordance with an embodiment of the present utility model.

List of reference numerals

1. MiniLEDCMicroLED direct display screen; 101. a lamp panel; 102. a direct display lamp; 103. a surface protection adhesive film; 2. a solid optical cement layer; 3. a touch cover sheet layer; 301. a glass cover plate; 302. and a touch screen.

Detailed Description

In order to make the objects, aspects and advantages of the technical solution of the present utility model more clear, the technical solution of the embodiment of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the specific embodiment of the present utility model.

Examples: please refer to fig. 1 to 6:

the utility model provides a full-lamination structure based on a small-medium size MiniLEDOmicro LED, which comprises a MiniLEDOmicro LED direct display screen 1, wherein the MiniLEDOmicro LED direct display screen 1 comprises a lamp panel 101, a direct display lamp 102 and a surface protection adhesive film 103, the top of the lamp panel 101 is provided with the direct display lamp 102 in an array manner, the upper part of the direct display lamp 102 is covered with the surface protection adhesive film 103, and the MiniLEDODOmicro LED direct display screen 1 comprises the following components: the application is a direct display screen consumer application such as a watch, a mobile phone, a tablet, a vehicle-mounted display and the like; AA display area size range: 0.8-21 inch; the direct display lamp 102 of the small-spacing red, green and blue LEDs directly emits light to display screen, the distance range of the LEDs is 0.001 mm-1 mm, PPI is more than or equal to 100, the upper part of the lamp panel 101 is covered with a transparent surface protection adhesive film 103, the top of the surface protection adhesive film 103 is attached with a solid optical adhesive layer 2, the direct display lamp 102 consists of three colors of red, green and blue, the direct display lamp 102 is directly lightened to display images, and the upper part of the MiniLEDMicroLED direct display screen 1 is provided with the solid optical adhesive layer 2;

the top of the solid optical adhesive layer 2 is provided with a touch cover plate layer 3, the touch cover plate layer 3 comprises a glass cover plate 301 and a touch screen 302, the bottom of the transparent glass cover plate 301 is provided with the touch screen 302, the bottom of the touch screen 302 is attached to the top of the solid optical adhesive layer 2, the bottom of the solid optical adhesive layer 2 is attached to the top of the surface protection adhesive film 103, the reflection of the surface is reduced, the contrast ratio is obviously improved, the glass cover plate 301 is made of transparent glass materials, the shape of the glass cover plate 301 can be in a 2D regular shape or in a 2D irregular shape or in a 3D shape, the upper end or the lower end area of the glass cover plate 301 can be in a conventional plane screen printing LOGO or function indication symbol, a radium carving convex expression symbol can be made, and the glass cover plate can be depressed, so that the touch feeling experience is realized; glass cover plate 301 thickness: 0.4 mm-2.0 mm; glass cover 301+ film thickness: 0.65 mm-2.35 mm, and the visible area of the glass cover plate 301 is transparent: the transmittance is more than or equal to 85 percent; the touch screen 302 may be white or black classical color, or may be gold, silver or any other color; the touch screen 302 has film ITO patterns and has a touch function, or a single transparent LENS cover plate has no touch function; the four peripheries of the glass cover plate 301 can be covered with BM black masks, or the glass cover plate 301 can be in a full transparent state without the masks, and the glass cover plate 301 is resistant to falling at a height of 1.5m according to actual requirements; anti-collision of 130g/20cm pellets; scratch resistance; the dyne value of the back ink is more than or equal to 34 (alcohol is not wiped);

the solid optical adhesive layer 2 is formed by an integral surface with uniform thickness, the solid optical adhesive layer 2 is in a soft state, the thickness application range of the solid optical adhesive layer 2 is 100 um-250 um, the solid optical adhesive layer 2 has uniform thickness and is transparent, uniform spacing can be provided for a space between the bonding MiniLEDOMEDIUM direct display screen 1 and the touch cover plate layer 3, the integral surface can be uniformly supported by stress, the thickness application range of the solid optical adhesive layer 2 is 100 um-250 um, the thickness can be controlled, the solid optical adhesive layer 2 is in a soft state, the local structural section difference of the surface of the MiniLEDODOMEDIUM direct display screen 1 and the touch cover plate layer 3 can be absorbed, and the generation of bubbles in the bonding process can be reduced; the solid optical adhesive layer 2 can not cause problems of yellowing, deterioration and the like after long-time use, and the transmittance of the solid optical adhesive layer 2 is as follows: the solid optical adhesive layer 2 is transparent and colorless, has strong viscosity and no peeling problem, and the solid optical adhesive layer 2 is resistant to the reliable conditions of ultraviolet irradiation, water resistance, high temperature resistance, low temperature resistance, high temperature and high humidity resistance, cold and hot shock resistance and the like.

The solid optical adhesive layer 2 is located between the touch screen 302 and the direct display lamp 102, and the solid optical adhesive layer 2 is filled with air between the touch screen 302 and the direct display lamp 102, so that dust, water vapor, impurities and the like cannot enter, dust, water vapor and impurities can be effectively isolated, and the adsorption problem, namely the water mark problem, caused by the pressure difference between the cavity and the outside air, of the touch cover plate layer 3 and the MiniLEDCONED direct display screen 1 cannot exist.

Specific use and action of the embodiment: the solid optical adhesive layer 2 is used for full lamination, so that the application requirements of industries on related products are met, the gap of lamination in the field of small and medium-sized MiniLED and micro LED direct display screen products with the size less than 21 inches and cover plates or touch screens is filled, the framework comprises three functional layers, the first layer is a MiniLEDCmicro LED direct display screen 1, the second layer is a solid optical adhesive layer 2, and the third layer is a touch cover plate layer 3; the scheme is that optical full-lamination equipment is used for carrying out seamless lamination on the touch cover plate layer 3 and the MiniLEDCONED direct display screen 1 through the solid optical adhesive layer 2. The bonding sequence of the solid optical cement can be firstly bonded with the touch cover plate layer 3 and then bonded with the MiniLEDCmicro LED direct display screen 1; the method can also be sequentially carried out in reverse, and the method is firstly carried out with the MiniLEDCmicro LED direct display screen 1 and then is carried out with the touch cover plate layer 3, so that the application requirements of the market on the products of the touch cover plate layer 3 and the MiniLEDCmicro LED direct display screen 1 are met;

the touch cover plate layer 3 and the MiniLEDOMEDIUM direct display screen 1 are bonded by the solid optical adhesive layer 2, compared with a common bonding mode, the module thickness can be reduced, the thinner module thickness provides greater flexibility for the structural design of the whole machine, the thinner machine body improves the product grade, and the technical content is revealed; the solid optical adhesive layer 2 can realize no frame and enlarge the visible area: for common lamination, the periphery is supported by frame glue, so that a frame area is required to be reserved; the full lamination of the solid optical adhesive layer 2 is uniformly supported, so that independent support of surrounding frame adhesives is not needed, no frame can be realized, and a visible area is enlarged; the solid optical adhesive layer 2 makes the surface of the product smoother: the solid optical adhesive layer 2 is formed by a whole surface, so that the thickness of the solid optical adhesive layer 2 is uniform, and the flatness is good in the attaching process, so that the surface of a product is smoother; the solid optical adhesive layer 2 can absorb the section difference: because the partial positions of the accessories of the touch cover plate layer 3 or the MiniLEDMicroLED direct display screen 1 need to be subjected to structural design with some functions, the structural design has section difference with the whole structure, the structural section difference is uneven, the surface of the MiniLEDMicroLED direct display screen 1 and the partial structural section difference of the touch cover plate layer 3 can be absorbed by using solid optical cement for lamination, and the generation of bubbles is reduced; the solid optical adhesive layer 2 isolates dust and water vapor: because the interlayer is filled with the solid optical adhesive layer 2, dust, water vapor, impurities and the like cannot enter, and the interlayer can be effectively isolated; the solid optical adhesive layer 2 can prevent the water mark problem: the solid optical adhesive layer 2 is fully attached, and an air layer is not arranged in the middle layer, so that the adsorption problem, namely the water mark problem, caused by the pressure difference between the cavity and the outside air is avoided when the touch cover plate layer 3 and the MiniLEDCONLY direct display screen 1 are touched; the solid optical cement layer 2 has higher strength: the full lamination of the solid optical adhesive layer 2 belongs to surface connection, has large and even stress area, and has higher compressive strength and falling resistance compared with the common lamination; smoother touch operation: the common lamination is suspended in the middle, so that the stress is uneven, the thickness is thick, the touch effect is weak, and the touch screen is uniformly supported by the direct display screen in a full lamination mode of the solid optical adhesive layer 2, so that the thickness is thin, the touch sensing is strong, and the operation is smoother;

the solid optical glue layer 2 is filled between the touch screen 302 and the direct display lamp 102, so that light transmission loss can be greatly reduced, display brightness is improved, surface reflection is greatly reduced, contrast is improved, if an air layer exists between the touch cover plate layer 3 and the MiniLEDODLED direct display screen 1, external light enters the screen and can be on the surface of the glass cover plate 301, the bottom surface (and an air interface) of the glass cover plate 301, and the surface protection glue film 103 (and the air interface) on the surface of the MiniLEDODLED direct display screen 1, light reflection occurs on the three layers, so that screen contrast display is poor, and visual experience of people is affected. The screen appearance is purer and darker: after the solid optical adhesive layer 2 is fully attached, the screen is purer and darker in appearance after the whole machine is standby or shut down, and the integrated effect is good; after the solid optical adhesive layer 2 is used, the middle air layer is completely filled, and meanwhile, the refractive index of the solid optical adhesive layer 2 is close to the light plate 101, the surface protection adhesive film 103 of the direct display light 102 and the glass cover plate 301, so that when external light enters the glass cover plate 301, the external light can be continuously transmitted downwards through the solid optical adhesive layer 2 and is absorbed instead of being reflected, the reflection layer is reduced from 3 layers to 1 layer, the reflection of the surface is greatly reduced, the contrast ratio is obviously improved, a perfect display effect is achieved, if an air layer exists between the touch cover plate layer 3 and the MiniLEDMicroLED direct display screen 1, the internal transmission display light of the screen body can be on the surface protection adhesive film 103 on the surface of the MiniLEDMicroLED direct display screen 1, the bottom surface (and the air interface) of the glass cover plate 301, and the internal surface of the upper layer of the glass cover plate 301 are reflected, so that light transmission loss of the screen is caused, the display brightness is reduced, and visual experience of people is affected; after the solid optical adhesive layer 2 is used, the middle air layer is completely filled, and meanwhile, the refractive index of the optical adhesive is close to that of the surface protection adhesive film 103 and the glass cover plate 301 of the MiniLEDODICELLED direct display screen 1, so that when the direct display lamp 102 of the MiniLEDODICELLED direct display screen 1 displays light rays to be transmitted outwards, the light rays can be directly transmitted outwards through the solid optical adhesive layer 2 without being reflected, the reflection layer is reduced to 1 layer from 3 layers, the light transmission loss of display is greatly reduced, and the display brightness is obviously improved; the full-lamination mode of the solid optical adhesive layer 2 is more common: the surface brightness can be increased by 8% -10% in the darkroom, the surface brightness can be increased by nearly 10% under sunlight, and the display picture is more gorgeous, so that compared with the common lamination, the full lamination and full viewing angle effect of the solid optical adhesive layer 2 is best.

Claims (6)

1. Full laminating structure based on miniLEDCMicroLED of medium and small size, its characterized in that includes: miniLEDOmicro LED directly shows screen (1), miniLEDOmicro LED directly shows screen (1) upper portion is provided with solid-state optics glue film (2), and solid-state optics glue film (2) top is provided with touch apron layer (3), miniLEDOmicro LED directly shows screen (1) including lamp plate (101), direct display lamp (102), surface protection glued membrane (103), lamp plate (101) top array is provided with direct display lamp (102), and direct display lamp (102) upper portion covers has surface protection glued membrane (103).

2. The full-lamination structure based on the small-and-medium-sized MiniLEDCMicroLED as set forth in claim 1, wherein: the lamp panel (101) upper portion covers has surface protection glued membrane (103), and surface protection glued membrane (103) top laminating has solid-state optical glue film (2), and direct-view lamp (102) are red, green, three kinds of colours of blue are constituteed.

3. The full-lamination structure based on the small-and-medium-sized MiniLEDCMicroLED as set forth in claim 1, wherein: the solid optical adhesive layer (2) is formed by the whole surface with uniform thickness, the solid optical adhesive layer (2) is in a soft state, and the thickness application range of the solid optical adhesive layer (2) is 100-250 um.

4. The full-lamination structure based on the small-and-medium-sized MiniLEDCMicroLED as set forth in claim 1, wherein: the touch cover plate layer (3) comprises a glass cover plate (301) and a touch screen (302), and the touch screen (302) is arranged at the bottom of the glass cover plate (301).

5. The full-lamination structure based on the small-and-medium-sized MiniLEDCMicroLED as set forth in claim 4, wherein: the bottom of the touch screen (302) is attached to the top of the solid optical adhesive layer (2), and the bottom of the solid optical adhesive layer (2) is attached to the top of the surface protection adhesive film (103).

6. The full-lamination structure based on the small-and-medium-sized MiniLEDCMicroLED as set forth in claim 1, wherein: the solid optical adhesive layer (2) is positioned between the touch screen (302) and the direct display lamp (102), and the solid optical adhesive layer (2) is filled with air between the touch screen (302) and the direct display lamp (102).