CN210925326U

CN210925326U - Glue sealing structure transparent display screen

Info

Publication number: CN210925326U
Application number: CN201922380158.7U
Authority: CN
Inventors: 杨玉生; 周佩先
Original assignee: Hunan Chuangjin Technology Co ltd
Current assignee: Hunan Chuangjin Technology Co ltd
Priority date: 2019-12-26
Filing date: 2019-12-26
Publication date: 2020-07-03
Anticipated expiration: 2029-12-26

Abstract

A transparent display screen with a sealing structure comprises: a first transparent substrate; the transparent pressure-sensitive adhesive sheet is arranged on the upper surface of the first transparent substrate, and a through hole is formed in the transparent pressure-sensitive adhesive sheet; the second transparent substrate is arranged on the upper surface of the transparent pressure-sensitive adhesive film; the first transparent substrate and the second transparent substrate enclose the through holes in the transparent pressure-sensitive adhesive sheet into a closed space, and the closed space is filled with transparent optical gel; and the LED device is arranged on the upper surface of the first transparent substrate and is positioned in the through hole. The utility model discloses a transparent pressure sensitive film that is provided with the through-hole can reduce the use of glue in a large number, and then can reduce the production of bubble, reduce the volume of excessive glue, and then the required time of reduction transparent display screen solidification that can be very big. In addition, the transparent pressure-sensitive adhesive sheet can be produced in large batch, and the production efficiency is greatly improved. Finally, compared with glue filling, the mode of adopting the transparent pressure-sensitive film does not need to use a sealant for sealing, thereby greatly simplifying the production flow.

Description

Glue sealing structure transparent display screen

Technical Field

The utility model belongs to transparent display screen field, concretely relates to glue structure transparent display screen seals.

Background

The transparent LED display screen plays an important role in the construction of smart cities, and the LED advertisement curtain wall is pushed to a higher level. The transparent LED display screen group has high light transmittance, so that a viewer can watch images on the screen at a short distance, the screen becomes a part of the whole decoration inside a shop, and the transparent LED display screen plays an important role in the development of smart cities. The product of the transparent LED display screen can not occupy space, can be used as a glass curtain wall and can display commercial advertisements.

At present, for the way of pouring glue between two layers of large-size transparent display transparent substrates, the way of dispensing glue at the peripheral edge of one layer of transparent substrate, then dispensing glue in the middle of the transparent substrate by adopting a 'rice' -shaped pattern or other patterns, and finally attaching the other layer of glass is usually adopted. This approach has two main disadvantages: 1. bubbles are easy to appear, the process treatment such as defoaming is needed, the process is complex, and the yield is not easy to control; 2. the glue amount is not easy to control, the glue overflow phenomenon is easy to occur, and the subsequent work of cleaning the residual glue wastes time and labor and is quite troublesome.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a glue structure transparent display screen seals, glue structure transparent display screen's simple structure seals has solved the easy problem that appears the bubble and overflow and glue in the production.

According to the utility model discloses glue structure transparent display screen, include: a first transparent substrate; the transparent pressure-sensitive adhesive sheet is arranged on the upper surface of the first transparent substrate, and a through hole is formed in the transparent pressure-sensitive adhesive sheet; the second transparent substrate is arranged on the upper surface of the transparent pressure-sensitive adhesive film; the first transparent substrate and the second transparent substrate enclose the through holes in the transparent pressure-sensitive adhesive sheet into a closed space, and the closed space is filled with transparent optical gel; and the LED device is arranged on the upper surface of the first transparent substrate and is positioned in the through hole.

According to the utility model discloses glue structure transparent display screen, at least, have following technological effect: compared with the traditional glue brushing method, the transparent pressure-sensitive adhesive sheet provided with the through holes can greatly reduce the use of glue, and further can reduce the generation of bubbles and reduce the glue overflowing amount. Meanwhile, because only the closed space needs to be filled with the transparent optical gel, the time required by curing the transparent display screen can be greatly reduced. In addition, the transparent pressure-sensitive film can be produced in large batch according to required patterns, and the production efficiency can be greatly improved. Finally, compared with the glue filling structure, the transparent pressure-sensitive film is adopted, and sealing glue is not needed to be used for sealing the periphery, so that the production flow is greatly simplified, and the production efficiency is further improved.

According to some embodiments of the present invention, the first transparent substrate, the second transparent substrate, the transparent pressure-sensitive adhesive sheet are the same in shape and size.

According to some embodiments of the present invention, the LED device and the through hole are plural and consistent in number; each through hole is enclosed by the first transparent substrate and the second transparent substrate to form a closed space, and each closed space is used for arranging one LED device.

According to some embodiments of the present invention, the first transparent substrate and the second transparent substrate are all made of transparent glass.

According to some embodiments of the present invention, the transparent pressure-sensitive adhesive sheet and the transparent optical gel are both made of acrylic material.

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 above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic cross-sectional view of an embodiment of the present invention;

FIG. 2 is a simplified front view of an embodiment of the present invention;

fig. 3 is a diagrammatic top view of an embodiment of the present invention.

Reference numerals:

a first transparent substrate 100,

Transparent pressure-sensitive film 200, through-hole 210

A second transparent substrate 300,

A transparent optical gel 400,

An LED device 500.

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, if there are first, second, third, fourth, etc. described, it is only for the purpose of distinguishing technical features, and it is not understood that relative importance is indicated or implied or that the number of indicated technical features is implicitly indicated or that the precedence of the indicated technical features is implicitly indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting and connection should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meaning of the above words in the present invention by combining the specific contents of the technical solution.

The following describes a transparent display screen with a sealant structure according to an embodiment of the present invention with reference to fig. 1 to 3.

According to the utility model discloses glue structure transparent display screen, including first transparent substrate 100, transparent pressure sensitive film 200, second transparent substrate 300, transparent optics gel 400, LED device 500. A first transparent substrate 100; a transparent pressure-sensitive adhesive sheet 200 disposed on the upper surface of the first transparent substrate 100, the transparent pressure-sensitive adhesive sheet 200 having a through-hole 210 formed therein; a second transparent substrate 300 disposed on the upper surface of the transparent pressure-sensitive adhesive sheet 200; the first transparent substrate 100 and the second transparent substrate 300 enclose the through-hole 210 in the transparent pressure-sensitive adhesive sheet 200 into a closed space, and the closed space is filled with the transparent optical gel 400; the LED device 500 is disposed on the upper surface of the first transparent substrate 100 and located in the through hole 210.

Referring to fig. 1 to 2, a transparent pressure-sensitive adhesive sheet 200 is provided with a through-hole 210, and a first transparent substrate 100 and a second transparent substrate 300 sandwich the transparent pressure-sensitive adhesive sheet 200 and enclose the through-hole 210 into a closed space filled with a transparent optical gel 400. The transparent pressure-sensitive adhesive sheet 200 itself has a good adhesive ability, and thus, no glue is applied to the transparent pressure-sensitive adhesive sheet 200. The height of the transparent pressure-sensitive adhesive sheet 200 is higher than that of the LED device 500 disposed on the first transparent substrate 100, so that the first transparent substrate 100 and the second transparent substrate 300 can be attached without affecting the LED device 500. The LED device 500 is connected to an external driving control board. The connection of the LED device 500 to the external driving control board is generally accomplished by ultra fine wires, transparent electrode channels, or metal grids disposed on the surface of the first transparent substrate 100. Since the transparent pressure-sensitive adhesive sheet 200 is made of adhesive and is made of a softer material, the arrangement of the ultra-fine wires, the transparent electrode channels or the metal grids does not affect the adhesion degree between the transparent pressure-sensitive adhesive sheet 200 and the upper surface of the first transparent substrate 100.

In actual production, the LED device 500 is arranged on the first transparent substrate 100, the transparent pressure-sensitive adhesive sheet 200 is attached to the first transparent substrate 100, the through hole 210 is aligned with the LED device 500, the transparent optical gel 400 is filled into the through hole 210 by an adhesive filling device, the through hole 210 is filled, the second transparent substrate 300 is covered on the transparent pressure-sensitive adhesive sheet 200, and finally, the curing process is performed, so that the manufacturing of the whole adhesive sealing structure transparent display screen is completed.

According to the utility model discloses glue structure transparent display screen seals adopts the transparent pressure sensitive film 200 that is provided with through-hole 210 to glue for traditional brush, can reduce the use of glue in a large number, and then can reduce the production of bubble, reduce the volume of excessive glue. Meanwhile, since only the closed space needs to be filled with the transparent optical gel 400, the time required for curing the transparent display screen can be greatly reduced. In addition, the transparent pressure-sensitive film 200 can be mass-produced in a desired pattern, and the production efficiency can be greatly improved. Finally, compared with the glue filling structure, the transparent pressure-sensitive film 200 is adopted, and sealing glue is not needed to be used for sealing the periphery, so that the production flow is greatly simplified, and the production efficiency is further improved.

In some embodiments of the present invention, the first transparent substrate 100, the second transparent substrate 300, and the transparent pressure-sensitive adhesive sheet 200 are the same in shape and size. The three parts adopt the same shape and size, so that the stability of the finally formed product can be ensured to be highest, and the product is more attractive.

In some embodiments of the present invention, there are a plurality of LED devices 500 and the number of through holes 210 are the same; each through hole 210 is enclosed by the first transparent substrate 100 and the second transparent substrate 300 to form a closed space, and each closed space is used for arranging one LED device 500. When a plurality of LED devices 500 exist, the through holes 210 can accommodate the LED devices 500 in various ways, and one LED device 500 can be accommodated in one through hole 210, a plurality of LED devices 500 can be accommodated in the through hole, or an empty through hole 210 can exist. In practical production, the same manner of accommodating the LED device 500 is adopted, so that the masking can further reduce the use of glue to the greatest extent.

In some embodiments of the present invention, transparent glass is used for both the first transparent substrate 100 and the second transparent substrate 300. The glass has low price and good light transmittance, and is suitable for mass production and manufacturing.

In some embodiments of the present invention, acrylic material is used for both the transparent pressure-sensitive adhesive sheet 200 and the transparent optical gel 400. The transparent pressure-sensitive film 200 and the transparent optical gel 400 are made of materials having the same or similar optical characteristics as much as possible, so that the light emitted from the LED device 500 can be more uniform. The acrylic material can be used for both the transparent pressure-sensitive film 200 and the transparent optical gel 400. Specifically, the transparent pressure-sensitive film 200 may be a 3M4918VHB double-sided tape from 3M company, and the transparent optical gel 400 may be a chemical ultra-transparent silicone gel from watt company.

Although the embodiments of the present invention have been described in detail with reference to the accompanying drawings, the present invention is not limited to the above embodiments, and those skilled in the art can understand that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. The utility model provides a glue structure transparent display screen, its characterized in that includes:

a first transparent substrate (100);

a transparent pressure-sensitive adhesive sheet (200) disposed on an upper surface of the first transparent substrate (100), the transparent pressure-sensitive adhesive sheet (200) having a through-hole (210) formed therein;

a second transparent substrate (300) disposed on the upper surface of the transparent pressure-sensitive adhesive sheet (200); the first transparent substrate (100) and the second transparent substrate (300) enclose the through holes (210) in the transparent pressure-sensitive adhesive sheet (200) into a closed space, and the closed space is filled with a transparent optical gel (400);

and the LED device (500) is arranged on the upper surface of the first transparent substrate (100) and is positioned in the through hole (210).

2. The glue structure transparent display screen of claim 1, wherein the first transparent substrate (100), the second transparent substrate (300) and the transparent pressure sensitive film (200) are the same in shape and size.

3. The transparent display screen with sealing compound structure as claimed in claim 1, wherein there are a plurality of LED devices (500) and through holes (210) in the same number; each through hole (210) is surrounded by the first transparent substrate (100) and the second transparent substrate (300) to form a closed space, and each closed space is used for arranging one LED device (500).

4. The transparent display screen with sealant structure of claim 1, wherein the first transparent substrate (100) and the second transparent substrate (300) are made of transparent glass.

5. The glue structure transparent display screen of claim 1, wherein the transparent pressure sensitive film (200) and the transparent optical gel (400) are both made of acrylic materials.