CN219872337U - Protective film and display module - Google Patents

Abstract

The utility model provides a protective film and a display module, wherein the protective film is used for protecting a frame area of a touch screen, a camera hole and an IR hole are reserved in the frame area, the protective film comprises a protective film body, and a glue layer and a protective layer which are arranged on the protective film body, a first area and a second area are arranged on the protective film body, the first area surrounds the second area, the glue layer and the protective layer are respectively positioned in the first area and the second area, and the protective film body is connected with the frame area through the glue layer so that the protective layer covers the camera hole and the IR hole. According to the utility model, the problem of glue transfer caused by contact between the camera hole and the IR hole and the glue layer is avoided, the cleanliness of the touch screen is ensured, and the protective film on the touch screen is not required to be cleaned after being torn off, so that the workload of staff is reduced.

Description

Protective film and display module

Technical Field

The utility model relates to the technical field of electronic product assembly, in particular to a protective film.

Background

With the popularization of electronic products and the improvement of living standard of people, a touch screen is used as an intelligent human-computer interaction interface product, is increasingly widely applied in a plurality of fields of social production and living at present, and particularly, the touch screen is developed most rapidly in the field of consumer electronic products (such as the fields of smart phones, tablet computers and the like).

The middle position of the existing touch screen is a visible area, a frame area is arranged at the periphery of the existing touch screen, and a light-transmitting shooting hole and an IR hole are reserved in the frame area.

Before the touch screen is shipped, in order to ensure the cleanliness of the camera shooting holes and the IR holes, at present, manufacturers generally attach protective films on the surfaces of the camera shooting holes and the IR holes, and because the adhesive surfaces of the protective films are in direct contact with reserved holes (the camera shooting holes and the IR holes) on the touch screen, and under the long-time attaching contact, the adhesive on the protective films is transferred to the hole positions when the film is torn and assembled into the whole machine, so that the hole positions are easy to be stained with dirt and dust.

Disclosure of Invention

Based on this, it is an object of the present utility model to provide a protective film to solve the deficiencies in the prior art.

In order to achieve the above object, the present utility model provides a protective film for protecting a frame area of a touch screen, wherein a camera hole and an IR hole are reserved in the frame area, the protective film comprises a protective film body, and a glue layer and a protective layer which are arranged on the protective film body, the protective film body is provided with a first area and a second area, the first area surrounds the second area, the glue layer and the protective layer are respectively positioned in the first area and the second area, and the protective film body is connected with the frame area through the glue layer so that the second protective layer covers the camera hole and the IR hole.

The beneficial effects of the utility model are as follows: through locating the glue film and the inoxidizing coating respectively in first region and the second region on the protection film body, when the protection film body passes through the glue film and is pasted with the frame district of touch-sensitive screen and be connected, the inoxidizing coating can cover the hole of making a video recording and the IR hole of reserving in the frame district, has avoided the problem of making a video recording the gluey rendition that hole and IR hole lead to with the glue film contact, has guaranteed the cleanliness factor of touch-sensitive screen, need not to clear up after tearing the protection film on the touch-sensitive screen to staff's work load has been reduced.

Preferably, the thickness of the adhesive layer is smaller than the thickness of the protective layer.

Preferably, a glue overflow gap is left between the first area and the second area, and the width of the glue overflow gap is not smaller than 0.2mm.

Preferably, the protective film further comprises a film tearing handle, and the film tearing handle and the protective film body are integrally formed.

Preferably, one end of the film tearing handle extends along a direction away from the protective film body to form an extending end, and the extending end, the film tearing handle and the protective film body are located on the same plane.

Preferably, the dyestripping handle is provided with a reinforcing layer, and the reinforcing layer is used for increasing the hardness of the dyestripping handle.

Preferably, a side wall of the protective film body is flush with an edge of the frame region.

In order to achieve the above purpose, the utility model also provides a display module, which comprises a touch screen and a protective film attached to the touch screen, wherein the protective film is the protective film.

Additional aspects and advantages of the utility model 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 utility model.

Drawings

Fig. 1 is a schematic structural view of a protective film according to a first embodiment of the present utility model;

fig. 2 is a left side view of a protective film according to a first embodiment of the present utility model;

fig. 3 is a schematic structural diagram of a touch screen with a protective film attached according to a second embodiment of the present utility model.

Description of main reference numerals:

the utility model will be further described in the following detailed description in conjunction with the above-described figures.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Several embodiments of the utility model are presented in the figures. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 2, a protective film according to a first embodiment of the present utility model is used for protecting a frame region 11 of a touch screen 10, and the protective film 20 includes a protective film body 21, and a glue layer 24 and a protective layer 25 disposed on the protective film body 21.

Wherein: the frame area 11 is reserved with a camera hole and an IR hole, the camera hole and the IR hole are covered with a base material capable of transmitting light, the protective film body 21 is provided with a first area 22 and a second area 23, the first area 22 surrounds the second area 23, the adhesive layer 24 and the protective layer 25 are respectively located in the first area 22 and the second area 23, the protective film body 21 can be adhered to the frame area 11 through the adhesive layer 24, at the moment, the protective layer 25 covers the surfaces of the camera hole and the IR hole to play a role in protecting, and the problem of adhesive transfer caused by contact of the camera hole and the IR hole with the adhesive layer 24 is avoided.

In this embodiment, the shape of the protective film body 21 is adapted to the shape of the border region 11, and one side wall of the protective film body 21 is flush with the edge of the border region 11 so as to attach the protective film 20, it should be noted that, in order to further assist in attaching the protective film 20, a reference bar 27 is provided on the protective film body 21, the reference bar 27 is coated with an adhesive, the reference bar 27 is connected with the protective film body 21 through a registration thread 28, it is understood that Ji Fengxian is flush with the edge of the border region 11, the registration thread 28 is flush with the edge of the border region 11 before attaching the protective film 20, and then the reference bar 27 is attached to the touch screen 10, at this time, the protective film 20 is aligned with the border region 11, and then the protective film 20 is attached to the surface of the border region 11 through the adhesive layer 24.

In this embodiment, the protective film body 21 and the protective layer 25 are made of transparent materials, the protective layer 25 is connected with the protective film body 21 through adhesive, a glue overflow gap 26 is left between the first area 22 and the second area 23, the width of the glue overflow gap 26 is not less than 0.2mm, wherein the optimal width of the glue overflow gap 26 is 0.15mm, it can be understood that when the protective film 20 is attached to the frame area 11 of the touch screen 10 through the adhesive layer 24, the adhesive layer 24 needs to be extruded, so that the adhesive layer 24 is fixedly connected with the frame area 11, at this time, a small amount of adhesive overflows outwards from the edge of the adhesive layer 24, and the overflowed small amount of adhesive can not enter the second area 23 through the arrangement of the glue overflow gap 26 so as to ensure that the overflowed small amount of adhesive can not contact with the image pick-up hole and the IR hole.

It should be noted that, the thickness of the adhesive layer 24 is smaller than that of the protective layer 25, and by this arrangement, the film tearing operation is facilitated to be smoother.

In this embodiment, the protection film 20 further includes a film tearing handle 30, where the film tearing handle 30 and the protection film body 21 are integrally formed, one end of the film tearing handle 30 extends along a direction away from the protection film body 21 to form an extension end 31, and it can be understood that the extension end 31, the film tearing handle 30 and the protection film body 21 are located in the same plane, so as to facilitate operation of the film tearing handle 30, and to make the film tearing operation smooth, a reinforcing layer 32 is disposed on the film tearing handle 30, where the reinforcing layer 32 is used to increase the hardness of the film tearing handle 30, and to increase the thickness of the extension end 31, so that the thickness of the extension end 31 is greater than the thickness of the protection film body 21, so that the film tearing handle 30 is better sensed during film tearing.

In this embodiment, the protective film 20 further includes a carrier film 40, and when the protective film 20 is not needed, the carrier film 40 covers the surfaces of the adhesive layer 24 and the protective layer 25 to avoid contamination on the adhesive layer 24 and the protective layer 25.

In the concrete implementation, locate the glue film 24 and the inoxidizing coating 25 respectively in the first region 22 and the second region 23 on the protection film body 21, when the protection film body 21 is pasted through the glue film 24 and is connected with the frame area 11 of touch-sensitive screen 10, the inoxidizing coating 25 can cover the reserved image pick-up hole and IR hole in the frame area 11, has avoided the problem of glue transfer printing that image pick-up hole and IR hole contact with the glue film 24 lead to, has guaranteed the cleanliness factor of touch-sensitive screen 10, need not to clear up after tearing protection film 20 on the touch-sensitive screen 10 to staff's work load has been reduced.

It should be noted that the foregoing implementation procedure is only for illustrating the feasibility of the present utility model, but this does not represent that the protective film of the present utility model has only one implementation procedure, and may be incorporated into the feasible embodiments of the present utility model, as long as the protective film of the present utility model can be implemented.

Referring to fig. 3, a display module according to a second embodiment of the utility model includes a touch screen 10 and a protective film 20 attached to the touch screen 10, wherein the protective film 20 is the protective film 20 in the first embodiment.

It should be noted that, for the sake of brevity, the protection film according to the second embodiment of the present utility model has the same implementation principle and some technical effects as those of the first embodiment, and for the sake of brevity, reference is made to the corresponding content in the first embodiment.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing examples illustrate only a few embodiments of the utility model and are described in detail herein without thereby limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims (8)

1. The utility model provides a protection film for protect touch-sensitive screen's frame district, reserve in the frame district and have camera hole and IR hole, its characterized in that, the protection film includes the protection film body and locates glue film and inoxidizing coating on the protection film body, be equipped with first region and second region on the protection film body, first region encircles the second region sets up, the glue film with the inoxidizing coating is located respectively first region with in the second region, the protection film body passes through the glue film with the frame district is connected, so that the inoxidizing coating covers camera hole with IR hole.

2. The protective film of claim 1, wherein the thickness of the glue layer is less than the thickness of the protective layer.

3. The protective film according to claim 1, wherein a glue overflow gap is left between the first region and the second region, and a width of the glue overflow gap is not less than 0.2mm.

4. The protective film of claim 1, further comprising a film tearing handle integrally formed with the protective film body.

5. The protective film of claim 4, wherein an end of the film tearing handle extends in a direction away from the protective film body to form an extended end, the film tearing handle and the protective film body being in the same plane.

6. The protective film of claim 4, wherein the tear film handle is provided with a reinforcing layer for increasing the stiffness of the tear film handle.

7. The protective film of claim 1, wherein a side wall of the protective film body is flush with an edge of the border region.

8. A display module comprising a touch screen and a protective film attached to the touch screen, wherein the protective film is the protective film of any one of claims 1-7.