CN219435314U

CN219435314U - Touch screen module, display device, mobile terminal and electronic equipment

Info

Publication number: CN219435314U
Application number: CN202320205288.0U
Authority: CN
Inventors: 黄生发; 詹雅莹
Original assignee: Truly Opto Electronics Ltd
Current assignee: Truly Opto Electronics Ltd
Priority date: 2023-02-10
Filing date: 2023-02-10
Publication date: 2023-07-28
Anticipated expiration: 2033-02-10

Abstract

The application discloses touch-sensitive screen module, display device, mobile terminal and electronic equipment, wherein, the touch-sensitive screen module includes: the IML cover plate is a curved surface cover plate; the FPC layer is arranged on the concave side of the IML cover plate; the double-sided adhesive layer is arranged between the IML cover plate and the FPC layer; the FPC layer includes a touch FPC. Through the combination of IML apron and touch-control FPC, the convenient equipment of curved surface apron has been realized.

Description

Touch screen module, display device, mobile terminal and electronic equipment

Technical Field

The application relates to the technical field of touch control, in particular to a touch screen module, a display device, a mobile terminal and electronic equipment.

Background

Existing touch screen structures are typically composed of a planar cover plate and a glass or film touch sensor, such as an on-board meter or a center control display. However, with the update of the vehicle model and the increase of the size and functions of the touch screen in the vehicle, there is a trend that the mechanical keys are replaced by the touch keys (such as a one-key start case, an entertainment panel, and a touch panel of an air conditioner). The curved cover plate is needed, and the curved cover plate has different shapes, so that the curved cover plate cannot be assembled and attached conveniently like a conventional plane cover plate.

The technical problems mentioned above have become the technical problems to be solved in the industry.

Disclosure of Invention

In order to solve the technical problem at least, an object of the present application is to provide a touch screen module, through the combination of IML apron and touch FPC, the convenient equipment of curved surface apron has been realized.

In order to achieve the above object, the touch screen module provided in the present application includes:

the IML cover plate is a curved surface cover plate;

the FPC layer is arranged on the concave side of the IML cover plate;

the double-sided adhesive layer is arranged between the IML cover plate and the FPC layer;

the FPC layer includes a touch FPC.

Further, the size of the IML cover plate is larger than the size of the double-sided adhesive layer, and the size of the IML cover plate is larger than the size of the FPC layer.

Further, the IML cover further includes: and the film layer is used as a base material of the IML cover plate.

Further, the IML cover further includes: and the ink layer is arranged below the film layer.

Further, the IML cover further includes: the plastic layer is arranged below the printing ink layer and is attached to the double-sided adhesive layer.

Further, the thickness of the double-sided adhesive layer includes: 0.05-0.2mm.

Further, the thickness of the touch FPC is not more than 0.2mm.

To achieve the above object, the present application further provides a display device, including: the touch screen module is provided.

In order to achieve the above object, the present application further provides a mobile terminal, including: the touch screen module or the display device.

To achieve the above object, the present application further provides an electronic device, including: the touch screen module, the display device or the mobile terminal.

The touch screen module of this application embodiment includes: the IML cover plate is a curved surface cover plate; the FPC layer is arranged on the concave side of the IML cover plate; the double-sided adhesive layer is arranged between the IML cover plate and the FPC layer; the FPC layer includes a touch FPC. The combination of the IML cover plate and the touch FPC realizes the convenient assembly of the curved cover plate; the problem of the small area curved surface apron in the narrow space of vehicle-mounted is solved, has extremely strong market competition.

Drawings

The accompanying drawings are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate and explain the application and do not limit it. In the drawings:

fig. 1 is a schematic structural diagram of a touch screen module according to an embodiment of the present application.

Reference numerals illustrate:

a 101-IML cover plate; 102-double-sided adhesive layer; 103-FPC layer.

Detailed Description

Embodiments of the present application will be described in more detail below with reference to the accompanying drawings. While certain embodiments of the present application are shown in the drawings, it is to be understood that the present application may be embodied in various forms and should not be construed as limited to the embodiments set forth herein, but rather are provided to provide a more thorough and complete understanding of the present application. It should be understood that the drawings and examples of the present application are for illustrative purposes only and are not intended to limit the scope of the present application.

It should be understood that the various steps recited in the method embodiments of the present application may be performed in a different order and/or performed in parallel. Furthermore, method embodiments may include additional steps and/or omit performing the illustrated steps. The scope of the present application is not limited in this respect.

The term "including" and variations thereof as used herein are intended to be open-ended, i.e., including, but not limited to. The term "based on" is based at least in part on. The term "one embodiment" means "at least one embodiment"; the term "another embodiment" means "at least one additional embodiment"; the term "some embodiments" means "at least some embodiments. Related definitions of other terms will be given in the description below.

It should be noted that references to "one" or "a plurality" in this application are intended to be illustrative rather than limiting, and those of ordinary skill in the art will appreciate that "one or more" is intended to be interpreted as "one or more" unless the context clearly indicates otherwise. "plurality" is understood to mean two or more.

The embodiment of the application provides a touch screen module, including:

the IML cover plate is a curved surface cover plate;

the FPC layer is arranged on the concave side of the IML cover plate;

the FPC layer includes a touch FPC.

Example 1

Fig. 1 is a schematic structural diagram of a touch screen module according to an embodiment of the present application, and the touch screen module according to an embodiment of the present application will be described in detail with reference to fig. 1.

The touch screen module of this application embodiment includes: IML cover 101.

In some exemplary embodiments, the IML cover 101 in the embodiments of the present application is a cover manufactured by using an IML process.

In some exemplary embodiments, IML, also known as in-mold insert injection molding, increases the freedom of a designer, and can design various products with individual shapes, and the shape of the finished product can have infinite possibilities according to the design of the designer, so that the IML is very suitable for application of a small-structure cover plate in a vehicle-mounted narrow space.

In some exemplary embodiments, the IML cover 101 is a curved cover (i.e., the IML cover 101 is curved, not a straight plate structure).

In some exemplary embodiments, the curvature of the IML cover 101 may be adjusted according to actual needs.

In some exemplary embodiments, the IML cover 101 of the embodiments of the present application greatly solves the problem of small-area curved cover in a narrow space of a vehicle.

In some exemplary embodiments, further comprising: and an FPC layer 103.

In some exemplary embodiments, FPC layer 103 includes an FPC.

In some exemplary embodiments, the FPC (Flexible Printed Circuit, flexible circuit board) is a flexible printed circuit board made of polyimide or mylar as a base material, which has high reliability and is excellent.

In some exemplary embodiments, the FPC has characteristics of high wiring density, light weight, thin thickness, and good flexibility.

In some exemplary embodiments, when the IML cover 101 is a curved cover, the FPCs are disposed on the concave side of the IML cover 101.

In some exemplary embodiments, FPC layer 103 includes a touch FPC.

In some exemplary embodiments, touch-sensitive FPCs include fabricating a sensor pattern on the FPC, the sensor pattern being connected to the FPC trace.

In some exemplary embodiments, the FPC is optionally connected to a touch motherboard, and the control function is implemented through the touch motherboard.

In some exemplary embodiments, the thickness of the touch FPC does not exceed 0.2mm.

In some exemplary embodiments, the FPC may optionally further include a component area.

In some exemplary embodiments, the component area is used to route components.

In some exemplary embodiments, the components include capacitors and/or resistors and/or diodes.

In some exemplary embodiments, the capacitor acts as a voltage regulator or filter.

In some exemplary embodiments, the resistor acts as a pull-up or electrostatic protection.

In some exemplary embodiments, the diode functions as an electrostatic protection or prevents voltage back-flow.

In some exemplary embodiments, further comprising: a double-sided adhesive layer 102.

In some exemplary embodiments, a double-sided adhesive layer 102 is disposed between IML cover 101 and FPC layer 103.

In some exemplary embodiments, the double-sided adhesive layer 102 comprises double-sided adhesive.

In some exemplary embodiments, the thickness of the double-sided adhesive layer 102 includes: 0.05-0.2mm.

In some exemplary embodiments, the thickness of the double-sided adhesive layer 102 includes: 0.1mm.

In some exemplary embodiments, the IML cover 101 has a size that is greater than the size of the double-sided adhesive layer 102.

In some exemplary embodiments, the IML cover 101 has a size that is greater than the size of the FPC layer 103.

In some exemplary embodiments, the IML lid 101 further includes: a thin film layer.

In some exemplary embodiments, the thin film layer serves as a substrate for IML lid 101.

In some exemplary embodiments, the film layer comprises a hardened flexible transparent film.

In some exemplary embodiments, the thickness of the thin film layer comprises 40-125um.

In some exemplary embodiments, the material of the film layer includes PET, PC, or PI.

In some exemplary embodiments, the IML lid 101 further includes: an ink layer.

In some exemplary embodiments, the ink layer is disposed under the film layer (i.e., the side facing the FPC).

In some exemplary embodiments, the thickness of the ink layer comprises 12-24um.

In some exemplary embodiments, the oil film layer includes ink.

In some exemplary embodiments, the ink is optionally screen printed onto the film layer using a screen printing process.

In some exemplary embodiments, the color of the ink may be selected as desired, for example: black.

In some exemplary embodiments, the IML lid 101 further includes: and a plastic layer.

In some exemplary embodiments, a plastic layer is disposed under the ink layer (i.e., the side facing the FPC).

In some exemplary embodiments, the plastic layer is bonded to the double-sided adhesive layer 102.

In some exemplary embodiments, the plastic layer comprises a single-component plastic or a two-component plastic.

Example 2

Embodiment 2 is a display device including the touch screen module of the above embodiment.

In some exemplary embodiments, the display device includes a touch screen.

In some exemplary embodiments, the display device includes a display screen.

Example 3

Embodiment 3 is a mobile terminal including the touch screen module.

In some exemplary embodiments, the mobile terminal includes the display device described above.

In some exemplary embodiments, the mobile terminal comprises a vehicle-mounted mobile terminal.

Example 4

Embodiment 4 is an electronic device including the touch screen module described above.

In some exemplary embodiments, the electronic device includes the display apparatus of the above-described embodiments.

In some exemplary embodiments, the electronic device includes the mobile terminal of the above embodiment.

In some example embodiments, the electronic device includes an in-vehicle electronic device (e.g., an in-vehicle control, etc.).

Although the embodiments of the present utility model are described above, the present utility model is not limited to the embodiments which are used for understanding the present utility model. Any person skilled in the art can make any modification and variation in form and detail without departing from the spirit and scope of the present disclosure, but the scope of the present disclosure is to be determined by the appended claims.

Claims

1. A touch screen module, comprising:

the IML cover plate is a curved surface cover plate;

the FPC layer is arranged on the concave side of the IML cover plate;

the FPC layer includes a touch FPC.

2. The touch screen module of claim 1, wherein the IML cover plate has a size greater than the size of the double-sided adhesive layer and the IML cover plate has a size greater than the size of the FPC layer.

3. The touch screen module of claim 2, wherein the IML cover further comprises:

and the film layer is used as a base material of the IML cover plate.

4. The touch screen module of claim 3, wherein the IML cover further comprises:

and the ink layer is arranged below the film layer.

5. The touch screen module of claim 4, wherein the IML cover further comprises:

the plastic layer is arranged below the printing ink layer, and the plastic layer is attached to the double-sided adhesive layer.

6. The touch screen module of claim 5, wherein the thickness of the double-sided adhesive layer comprises: 0.05-0.2mm.

7. The touch screen module of claim 6, wherein the thickness of the touch FPC is no more than 0.2mm.

8. A display device comprising the touch screen module of any one of claims 1-7.

9. A mobile terminal comprising a touch screen module according to any one of claims 1-7, or a display device according to claim 8.

10. An electronic device, characterized in that the electronic device comprises a touch screen module according to any of claims 1-7, or a display device according to claim 8, or a mobile terminal according to claim 9.