TWI474716B - Touch panel module - Google Patents

Description

Touch panel module

The invention relates to a touch panel module, in particular to a plurality of stepped adhesive components, so that foreign matter does not easily enter the center of the display module, and the bonding force between the display module and the cover component can be increased. Touch panel module.

The touch panel was used militaryly in the early days, and in the 1980s it was transferred to folk development and applied to various fields. The touch panel also has the functions of a mouse and a keyboard, providing a more humane interface.

Please refer to FIG. 1 , which is a schematic diagram of a conventional touch panel module. From bottom to top, the display module 11, the glue layer 12, the induction glass 13, the water gel layer 14, and the cover glass 15, respectively. The display module 11 and the induction glass 13 are bonded to each other by the glue layer 12. The induction glass 13 and the cover glass 15 are bonded to each other by the water-repellent layer 14. Please refer to FIG. 2 again, which is a schematic diagram showing the glue layer of the existing touch panel module. The existing glue layer 12 is composed of four strips of rubber. However, when the alignment is assembled, a gap is reserved at the corner junction of the aforementioned strips, and the gap is easy to allow foreign matter such as dust or dander to be indicated by the arrow A in the figure. The direction of the finger enters, so that foreign objects exist in the center of the display module 11, which affects the quality of the touch panel module. In addition, since the display module 11 and the cover glass 15 are not directly bonded to each other, the bonding force between the display module 11 and the cover glass 15 is insufficient, and all of the above are still technical problems to be solved.

In view of various problems of the prior art, the inventors have proposed a touch panel module based on years of research and development and many practical experiences, as an implementation and basis for improving the above disadvantages.

It is an object of the present invention to provide a touch panel module having a plurality of stepped adhesive elements.

Another object of the present invention is to provide a touch panel module that prevents foreign matter from entering the center of the display module.

It is still another object of the present invention to provide a touch panel module that increases the bonding force between the display module and the cover member.

To achieve the above object of the present invention, the present invention provides a touch panel module comprising a display module, a plurality of stepped adhesive elements, a glue layer, an inductive element and a cover element. Each of the stepped adhesive elements includes a first adhesive and a second adhesive, and the first adhesive and the second adhesive are combined with each other such that the second adhesive and the first adhesive have a height difference. A stepped structure is formed. The first adhesive is disposed between the display module and the sensing component, such that the display module and the sensing component are bonded to each other by the first adhesive, and the second adhesive is located beside the sensing component The bonding layer is disposed between the sensing element and the covering component, such that the sensing component and the covering component are bonded to each other by the bonding layer, and each of the stepped bonding components is disposed between the display module and the covering component The display module and the cover member are bonded to each other.

Each of the stepped adhesive elements of the present invention is joined to each other in a splicing manner to form a seamless mouth-shaped pattern on the display module, so that foreign matter such as dust or dander is not easily entered into the center of the display module, Affect the quality of the touch panel module. The stepped adhesive component of the present invention is disposed between the display module and the cover component. The stepped structure of each of the stepped adhesive components enables the display module and the cover component to directly adhere to each other, thereby increasing The bonding force between the display module and the cover member.

For a better understanding and understanding of the technical features and the efficacies of the present invention, the preferred embodiments and the detailed description are as follows.

The preferred embodiments of the touch panel module of the present invention will be described with reference to the related drawings. For the sake of understanding, the same components in the following embodiments are denoted by the same reference numerals.

First, please refer to FIG. 3, which is a schematic diagram showing a first preferred embodiment of the touch panel module of the present invention. The touch panel module of the present invention comprises a display module 21, a plurality of stepped adhesive elements 22 (only a single stepped adhesive element is shown), a glue layer 23, an inductive element 24 and a cover element 25. Each of the stepped adhesive elements 22 includes a first adhesive 221 and a second adhesive 222, and the first adhesive 221 and the second adhesive 222 are combined with each other such that the second adhesive 222 and the first The one adhesive 221 has a height difference to form a stepped structure. Each of the stepped adhesive elements 22 is, for example, a viscous adhesive. The glue layer 23 is, for example, a water gel. The sensing element 24 is, for example, an induction glass. The cover member 25 includes a cover glass 251 and at least one shield portion 252. The shielding portion 252 is, for example, a black matrix.

The structure of the touch panel module of the present invention is the display module 21, the first adhesive 221 disposed on the display module 21, and the first adhesive 221. The sensing element 24 and the second adhesive 222, the bonding layer 23 disposed on the sensing element 24, and the covering element 25 disposed on the bonding layer 23 and the second adhesive 222.

The structure of the touch panel module is further described. The first adhesive 221 is disposed between the display module 21 and the sensing component 24, so that the display module 21 and the sensing component 24 are formed by the first adhesive. The 221 is bonded to each other, and the second adhesive 222 is located beside the sensing element 24. The bonding layer 23 is disposed between the sensing element 24 and the covering element 25 such that the sensing element 24 and the covering element 25 are bonded to each other by the bonding layer 23 . Each of the stepped adhesive elements 22 is disposed between the display module 21 and the cover member 25 such that the display module 21 and the cover member 25 are bonded to each other.

Please refer to FIG. 4A, FIG. 4B and FIG. 4C, which are schematic diagrams showing the state of the stepped adhesive component of the first preferred embodiment of the touch panel module of the present invention. Each of the stepped adhesive elements 22 includes a first adhesive 221 and a second adhesive 222. As shown in FIG. 4A, the second adhesive 222 may be disposed on the first adhesive 221. Or, as shown in FIG. 4B, the second adhesive 222 may be disposed on the first adhesive 221, and the first adhesive 221 and the second adhesive 222 are integrally formed with each other. Alternatively, as shown in FIG. 4C, the second adhesive 222 may be disposed beside the first adhesive 221 . As mentioned above, the stepped adhesive element 22 can have a plurality of states, and the foregoing forms are merely examples and are not limited.

Please refer to FIG. 5 again, which is a schematic view showing the splicing state of the stepped adhesive component of the first preferred embodiment of the touch panel module of the present invention. Each of the stepped adhesive elements 22 of the present invention is joined to each other in a splicing manner to form a seamless pattern on the display module 21. In the foregoing, the second adhesive 222 is disposed on the first adhesive 221, and the stepped adhesive member 22 in which the first adhesive 221 and the second adhesive 222 are integrally formed with each other is taken as an example.

Please refer to FIG. 6 again, which is a schematic view showing the splicing state of the stepped adhesive component of the first preferred embodiment of the touch panel module of the present invention. Each of the stepped adhesive elements 22 of the present invention is joined to each other in a splicing manner to form a seamless pattern on the display module 21. The step of the stepwise adhesive element 22 provided on the side of the first adhesive 221 of the second adhesive 222 is taken as an example.

It should be noted that, in order to join the stepped adhesive elements 22 to each other in a splicing manner, the bent portion of the stepped adhesive member 22 may have a structural design of extending and bending, and since it is not the main point of the present invention, it is no longer Narration.

Please refer to FIG. 7, which is a schematic view showing a second preferred embodiment of the touch panel module of the present invention. The touch panel module of the present invention comprises a display module 21, a plurality of stepped adhesive elements 22 (only a single stepped adhesive element is shown), a glue layer 23, an inductive element 24 and a cover element 25. Each of the stepped adhesive elements 22 includes a first adhesive 221 and a second adhesive 222, and the first adhesive 221 and the second adhesive 222 are combined with each other such that the second adhesive 222 and the first The one adhesive 221 has a height difference to form a stepped structure. Each of the stepped adhesive elements 22 is, for example, a viscous adhesive. The glue layer 23 is, for example, a water gel. The sensing element 24 is, for example, an induction glass. The cover member 25 includes a cover glass 251 and at least one shield portion 252. The shielding portion 252 is, for example, a black matrix. The difference from the foregoing first preferred embodiment is that the width of the second adhesive 222 is larger to increase the bonding area between the display module 21 and the cover member 25.

In summary, the touch panel module of the present invention has at least the following advantages:

1. Foreign objects are not easy to enter the center of the display module:

Each of the stepped adhesive elements of the present invention is joined to each other in a splicing manner to form a seamless mouth-shaped pattern on the display module, so that foreign matter such as dust or dander is not easily entered into the center of the display module, Affect the quality of the touch panel module.

2. The bonding force between the display module and the covering component can be increased:

The stepped adhesive component of the present invention is disposed between the display module and the cover component. The stepped structure of each of the stepped adhesive components enables the display module and the cover component to directly adhere to each other, thereby increasing The bonding force between the display module and the cover member.

The above is intended to be illustrative only and not limiting. Any equivalent modifications or alterations to the spirit and scope of the invention are intended to be included in the scope of the appended claims.

11. . . Display module

12. . . Glued layer

13. . . Induction glass

14. . . Water layer

15. . . Cover glass

twenty one. . . Display module

twenty two. . . Stepped adhesive element

221. . . First binder

222. . . Second binder

twenty three. . . Glued layer

twenty four. . . Inductive component

25. . . Covering component

251. . . Cover glass

252. . . Shading section

A. . . arrow

Figure 1 is a schematic view of a conventional touch panel module;

2 is a schematic view of a glue layer of a conventional touch panel module;

3 is a schematic view of a first preferred embodiment of the touch panel module of the present invention;

4A is a schematic diagram of a stepped adhesive component of a first preferred embodiment of the touch panel module of the present invention;

4B is a schematic diagram of a stepped adhesive component of the first preferred embodiment of the touch panel module of the present invention;

4C is a schematic diagram of a stepped adhesive component of the first preferred embodiment of the touch panel module of the present invention;

5 is a schematic view showing a splicing state of a stepped adhesive component of a first preferred embodiment of the touch panel module of the present invention;

Figure 6 is a schematic view showing the splicing state of the stepped adhesive member of the first preferred embodiment of the touch panel module of the present invention;

Figure 7 is a schematic view showing a second preferred embodiment of the touch panel module of the present invention.

twenty one. . . Display module

twenty two. . . Stepped adhesive element

221. . . First binder

222. . . Second binder

twenty three. . . Glued layer

twenty four. . . Inductive component

25. . . Covering component

251. . . Cover glass

252. . . Shading section

Claims (10)

A touch panel module includes at least: a display module; a plurality of stepped adhesive components, wherein the stepped adhesive components are joined to each other in a splicing manner to form a mouth shape on the display module, each The stepped adhesive element includes a first adhesive and a second adhesive, and the first adhesive and the second adhesive are combined with each other such that the second adhesive and the first adhesive have a height difference. Forming a stepped structure; a sensing element; a covering component; and a bonding layer disposed between the sensing component and the covering component; wherein the first adhesive is disposed between the display module and the sensing component The display module and the sensing component are bonded to each other by the first adhesive, and the second adhesive is located beside the sensing component, and each of the stepped adhesive components is disposed on the display module and the covering component. The display module and the cover member are bonded to each other. The touch panel module of claim 1, wherein the glue layer is water glue. The touch panel module of claim 1, wherein the sensing element is a sensing glass. The touch panel module of claim 1, wherein the covering element comprises a cover glass and at least one shielding portion. The touch panel module of claim 4, wherein the shielding portion is a black matrix. The touch panel module of claim 1, wherein the second adhesive is disposed on the first adhesive. The touch panel module of claim 1, wherein the first adhesive and the second adhesive are integrally formed with each other. The touch panel module of claim 1, wherein the second adhesive is disposed beside the first adhesive. The touch panel module of claim 1, wherein each of the stepped adhesive elements is joined to each other in a splicing manner. The touch panel module of claim 1, wherein each of the stepped adhesive elements is a viscous adhesive.