CN219476085U

CN219476085U - Touch screen with double-sided glass cover

Info

Publication number: CN219476085U
Application number: CN202223568141.2U
Authority: CN
Inventors: 李衡均
Original assignee: Dongguan Youlian Hengda Optoelectronics Co ltd
Current assignee: Dongguan Youlian Hengda Optoelectronics Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-08-04
Anticipated expiration: 2032-12-30

Abstract

The utility model discloses a double-sided glass cover touch screen, which comprises a touch screen substrate glass layer and an explosion-proof film, wherein one side of the touch screen substrate glass layer is fixedly connected with a buffer layer, the bottom surface of the buffer layer is fixedly connected with bottom explosion-proof glass, one side of the buffer layer, which is close to the touch screen substrate glass layer, is provided with an embedded opening, a flexible circuit board is fixedly connected in the embedded opening, the flexible circuit board is fixedly connected on one side, which is close to the buffer layer, of the touch screen substrate glass layer, the explosion-proof film comprises a metal heat insulation layer, a safety base layer and an anti-wear layer, and one side of the safety base layer is fixedly connected with the metal heat insulation layer, and the other side of the safety base layer is fixedly connected with the anti-wear layer. According to the utility model, besides the explosion-proof glass arranged on the surface of the touch screen, the bottom explosion-proof glass is arranged on the bottom surface of the touch screen, so that the strength of the touch screen is enhanced, the buffer layer is arranged on the flexible circuit board, the back flexible circuit board is prevented from being damaged when the touch screen is impacted, and the protection performance is better.

Description

Touch screen with double-sided glass cover

Technical Field

The utility model relates to the technical field of touch screen protection, in particular to a double-sided glass cover attached touch screen.

Background

Touch screens (Touch panels) are also called as "Touch screens" and "Touch panels", and are induction type liquid crystal display devices capable of receiving input signals such as contacts, when a graphic button on a screen is touched, a Touch feedback system on the screen can drive various connecting devices according to a preprogrammed program, and can be used for replacing a mechanical button Panel.

The current touch screen only sets up explosion-proof glass and rupture membrane at the surface, and the back does not have protective structure, still can cause the touch screen to damage when receiving great impact force to the flexible circuit board department at touch screen back does not have protective structure, damages more easily, and the protection effect is poor.

For this purpose, we propose a double-sided glass cover touch screen for solving the above problems.

Disclosure of Invention

The utility model aims to provide a double-sided glass cover touch screen, which is used for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the double-sided glass cover-attached touch screen comprises a touch screen substrate glass layer and an explosion-proof film, wherein one side of the touch screen substrate glass layer is fixedly connected with a buffer layer, the bottom surface of the buffer layer is fixedly connected with bottom explosion-proof glass, one side of the buffer layer, which is close to the touch screen substrate glass layer, is provided with an embedded opening, a flexible circuit board is fixedly connected in the embedded opening, and the flexible circuit board is fixedly connected on one side, which is close to the buffer layer, of the touch screen substrate glass layer;

the explosion-proof membrane comprises a metal heat insulation layer, a safety base layer and an anti-wear layer, wherein one side of the safety base layer is fixedly connected with the metal heat insulation layer, and the other side of the safety base layer is fixedly connected with the anti-wear layer.

Preferably, the buffer layer is made of polyester, the metal heat insulation layer is a pet film subjected to vacuum evaporation, the safety base layer is of a multi-layer pet film structure, and the wear-resistant layer is made of wear-resistant polyurethane.

Preferably, one side of the glass layer of the touch screen substrate far away from the buffer layer is fixedly connected with a transparent metal circuit board, and one side of the transparent metal circuit board far away from the glass layer of the touch screen substrate is fixedly connected with a transparent touch sensing layer.

Preferably, one side of the transparent touch sensing layer, which is far away from the transparent metal circuit board, is fixedly connected with meter explosion-proof glass, one side of the meter explosion-proof glass, which is far away from the transparent touch sensing layer, is fixedly connected with an explosion-proof membrane, and the metal heat insulation layer is fixedly connected on the side wall of the meter explosion-proof glass.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, besides the explosion-proof glass arranged on the surface of the touch screen, the bottom explosion-proof glass is arranged on the bottom surface of the touch screen, so that the strength of the touch screen is enhanced, the buffer layer is arranged on the flexible circuit board, the back flexible circuit board is prevented from being damaged when the touch screen is impacted, and the protection performance is better.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an exploded view of the present utility model;

fig. 3 is a schematic view of a partial structure of the present utility model.

In the figure: 1. a touch screen substrate glass layer; 2. a buffer layer; 3. bottom explosion-proof glass; 4. a transparent metal circuit board; 5. a transparent touch sensing layer; 6. anti-explosion glass of the watch; 7. an explosion-proof membrane; 21. a notch is formed; 22. a flexible circuit board; 71. a metal insulating layer; 72. a security base layer; 73. and an antiwear layer.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1:

referring to fig. 1-3, the present utility model provides a technical solution: a touch screen with double-sided glass covers comprises a touch screen substrate glass layer 1 and an explosion-proof film 7, wherein one side of the touch screen substrate glass layer 1 is fixedly connected with a buffer layer 2, the bottom surface of the buffer layer 2 is fixedly connected with bottom explosion-proof glass 3, one side of the buffer layer 2, which is close to the touch screen substrate glass layer 1, is provided with an embedded opening 21, a flexible circuit board 22 is fixedly connected in the embedded opening 21, and the flexible circuit board 22 is fixedly connected on one side, which is close to the buffer layer 2, of the touch screen substrate glass layer 1;

the explosion-proof membrane 7 comprises a metal heat insulation layer 71, a safety base layer 72 and an anti-wear layer 73, wherein one side of the safety base layer 72 is fixedly connected with the metal heat insulation layer 71, the other side of the safety base layer 72 is fixedly connected with the anti-wear layer 73, besides the explosion-proof glass is arranged on the surface of the touch screen, the bottom explosion-proof glass 3 is arranged on the bottom surface of the touch screen, the strength of the touch screen is enhanced, the buffer layer 2 is arranged on the flexible circuit board 22, the back flexible circuit board 22 is prevented from being damaged when the touch screen is impacted, and the protection performance is better.

Example 2:

referring to fig. 2, in the second embodiment of the present utility model, based on the previous embodiment, the buffer layer 2 is made of polyester, the metal heat insulation layer 71 is a pet film formed by vacuum evaporation, the safety base layer 72 is a multi-layered pet film structure, and the wear-resistant layer 73 is made of wear-resistant polyurethane.

The transparent metal circuit board 4 is fixedly connected to one side, far away from the buffer layer 2, of the touch screen substrate glass layer 1, and the transparent touch sensing layer 5 is fixedly connected to one side, far away from the touch screen substrate glass layer 1, of the transparent metal circuit board 4.

The transparent touch sensing layer 5 is far away from the transparent metal circuit board 4 side fixedly connected with the surface anti-explosion glass 6, the surface anti-explosion glass 6 is far away from the transparent touch sensing layer 5 side fixedly connected with the anti-explosion film 7, and the metal heat insulation layer 71 is fixedly connected on the side wall of the surface anti-explosion glass 6.

Example 3:

referring to fig. 1-3, in a third embodiment of the present utility model, based on the above two embodiments, the present utility model not only provides an explosion-proof glass on the surface of the touch screen, but also provides a bottom explosion-proof glass 3 on the bottom surface of the touch screen, which enhances the strength of the touch screen, and provides a buffer layer 2 on the flexible circuit board 22, so that the back flexible circuit board 22 is prevented from being damaged when the touch screen is impacted, and the protection performance is better.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a two-sided glass lid touch-sensitive screen, includes touch-sensitive screen base plate glass layer (1) and explosion-proof membrane (7), its characterized in that:

the anti-explosion touch screen comprises a touch screen substrate glass layer (1), a buffer layer (2) fixedly connected to one side of the touch screen substrate glass layer (1), bottom explosion-proof glass (3) fixedly connected to the bottom surface of the buffer layer (2), an embedded opening (21) is formed in one side, close to the touch screen substrate glass layer (1), of the buffer layer (2), a flexible circuit board (22) is fixedly connected in the embedded opening (21), and the flexible circuit board (22) is fixedly connected to one side, close to the buffer layer (2), of the touch screen substrate glass layer (1);

the explosion-proof membrane (7) comprises a metal heat insulation layer (71), a safety base layer (72) and an abrasion-resistant layer (73), wherein one side of the safety base layer (72) is fixedly connected with the metal heat insulation layer (71), and the other side of the safety base layer is fixedly connected with the abrasion-resistant layer (73).

2. The double-sided glass cover touch screen of claim 1, wherein: the buffer layer (2) is made of polyester, the metal heat insulation layer (71) is a pet film through vacuum evaporation, the safety base layer (72) is of a multi-layer pet film structure, and the wear-resistant layer (73) is made of wear-resistant polyurethane.

3. The double-sided glass cover touch screen of claim 1, wherein: transparent metal circuit board (4) is fixedly connected to one side, away from buffer layer (2), of touch screen substrate glass layer (1), and transparent touch sensing layer (5) is fixedly connected to one side, away from touch screen substrate glass layer (1), of transparent metal circuit board (4).

4. A double-sided glass cover touch screen as in claim 3 wherein: transparent touch-sensitive layer (5) keep away from transparent metal circuit board (4) one side rigid coupling table explosion-proof glass (6), table explosion-proof glass (6) keep away from transparent touch-sensitive layer (5) one side rigid coupling rupture membrane (7), metal insulating layer (71) rigid coupling is on table explosion-proof glass (6) lateral wall.