CN204537913U - keyboard device - Google Patents

Abstract

A keyboard device comprises a key switch layer, a base layer, an outer protective layer, a soft material layer and a concave pattern. The base layer covers the key switch layer. The soft material layer is sandwiched between the base layer and the outer protective layer. The soft material layer has a first color. The concave pattern is concavely arranged on the soft material layer and has a second color different from the first color. The outer protective layer is transparent and covers the concave patterns.

Description

keyboard device

technical field

The utility model relates to a keyboard device, in particular to a wear-resistant keyboard device.

Background technique

With the rapid development of electronic technology and multimedia information, electronic devices, such as notebook computers, tablet computers, and smart phones, are becoming thinner, smaller and more powerful, and have been widely used in work and life. In this way, in order to facilitate the rapid input of characters, numbers or commands, the user also configures or connects a physical keyboard to the electronic device to facilitate long-term use.

However, the key pattern of the physical keyboard may also be touched for a long time, which will cause the key pattern of the physical keyboard to be worn, resulting in blurred or discolored fonts. In addition, if the tactile feel of the operating surface of the physical keyboard is not good, it often causes frustration and discomfort to the user after long-term use.

How to improve the lack and inconvenience caused by the above is really an important issue that the related industry cannot delay at present.

Utility model content

A brief overview of the present invention is given below in order to provide a basic understanding of some aspects of the present invention. It should be understood that this summary is not an exhaustive summary of the invention. It is not intended to identify the key or important part of the present invention, nor is it intended to limit the scope of the present invention. Its purpose is merely to present some concepts in a simplified form as a prelude to the more detailed description that is discussed later.

An object of the present invention is to provide an improved keyboard device for solving the problems in the prior art, which not only reduces the chance of the button pattern of the physical keyboard being worn and damaged, but also improves the tactile performance of the physical keyboard.

In order to achieve the above object, according to an embodiment of the present invention, a keyboard device includes a key switch layer, a base layer, an outer protective layer, a soft material layer and a concave pattern. The base layer overlays the key switch layer. The outer protective layer is transparent and covers the debossed pattern. The soft material layer is sandwiched between the base layer and the outer protective layer. The soft material layer has a first color. The concave pattern is concaved on the soft material layer and has a second color different from the first color.

In one or more embodiments of the present invention, the concave pattern penetrates through the soft material layer so as to expose part of the surface of the base layer, wherein the part of the surface of the base layer has the second color.

In one or more embodiments of the present invention, the soft material layer includes a main body layer and a colored paint layer. The main body layer covers the side of the base layer facing away from the key switch layer. The colored paint layer covers the side of the main body layer facing away from the base layer and has a first color. The concave pattern runs through the colored paint layer, so that part of the surface of the main body layer is exposed, and the part of the surface of the main body layer has a second color.

In one or more embodiments of the present invention, the base layer includes a bottom layer and a foam layer. The bottom layer is covered on the key switch layer. The foam layer is sandwiched between the bottom layer and the soft material layer, and has a raised bump. The protruding bump protrudes from the side of the foam layer facing away from the bottom layer, aligns with one of the key switches of the key switch layer, and is covered by the soft material layer, so that the soft material layer correspondingly forms a matching protrusion. The concave pattern is located on the side of the raised portion facing away from the bottom layer, exposing the side of the raised bumps facing away from the bottom layer, and the side of the raised bumps has a second color.

In one or more embodiments of the present invention, the outer protective layer is fully formed on the soft material layer.

In one or more embodiments of the present invention, the outer protection layer covers the side of the protrusion, and the area of the outer protection layer is equal to the area of the side of the protrusion.

In one or more embodiments of the present invention, the outer protective layer covers the concave pattern and exposes the surface of the raised portion.

In one or more embodiments of the present invention, the keyboard device further includes a light emitting layer. The light-emitting layer is sandwiched between the base layer and the key switch layer, and is used for emitting light through the base layer, the concave pattern and the outer protective layer.

In one or more embodiments of the present invention, the soft material layer is a leather layer, a rubber layer or a glass fiber layer.

In one or more embodiments of the present invention, the outer protective layer is an operational touch layer with a matte surface.

According to another embodiment of the present invention, the keyboard device includes a key switch layer, a base layer, at least one outer protective layer, a soft material layer and a plurality of concave patterns. The key switch layer includes a plurality of key switches. The base layer covers the key switches, and the side of the base layer facing away from the key switch layer forms a plurality of bulges, and these bulges are respectively aligned with the key switches one by one. The soft material layer covers the base layer and these bumps, so that the soft material layer respectively forms a plurality of raised parts matching the shape of the raised bumps, wherein the side of the raised parts facing away from the base layer has a first color. Each concave pattern is concaved on the surface of one of the raised parts, and has a second color different from the first color. The outer protective layer is transparent and covers these debossed patterns.

In one or more embodiments of the present invention, each concave pattern penetrates through the soft material layer so as to expose part of the surface of the base layer, wherein the part of the surface of the base layer has the second color.

In one or more embodiments of the present invention, the soft material layer includes a main body layer and a colored paint layer. The main body layer covers the side of the base layer facing away from the key switch layer. The colored paint layer covers the side of the main body layer facing away from the base layer, and the colored paint layer has a first color. Each concave pattern runs through the colored paint layer, so that part of the surface of the main body layer is respectively exposed, and these part of the surface of the main body layer all have the second color.

In one or more embodiments of the present invention, the base layer includes a bottom layer and a foam layer. The bottom layer covers one side of the key switch layer. The foam layer is sandwiched between the bottom layer and the soft material layer, and the raised bumps protrude from the side of the foam layer facing away from the bottom layer and are covered by the soft material layer. Each concave pattern exposes part of the surface of the foam layer. And part of the surface of the foam layer has the second color.

In one or more embodiments of the present invention, the number of the outer protection layer is single, and is formed on the soft material layer in an all-round way.

In one or more embodiments of the present invention, there are multiple outer protective layers, and these outer protective layers respectively cover the side of the raised portion facing away from the base layer.

In one or more embodiments of the present invention, there are multiple outer protective layers, and these outer protective layers only cover the concave patterns.

Thus, the technical solution of the utility model has obvious advantages and beneficial effects compared with the prior art. Through the above-mentioned technical solution, considerable technical progress and practicality can be achieved, and it has wide industrial application value.

The above description is only used to illustrate the problems to be solved by the present invention, the technical means to solve the problems, and the effects thereof.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are only some embodiments of the utility model, and those skilled in the art can also obtain other drawings based on these drawings without creative work.

1 is a top view of a keyboard device according to an embodiment of the present invention;

Fig. 2 is a partial sectional view of 2-2 of Fig. 1;

Fig. 3 is a partial cross-sectional view of a keyboard device according to another embodiment of the present invention, and its cross-sectional position is the same as that in Fig. 2;

Figures 4A to 4C are partial cross-sectional views of the keyboard device in several other embodiments of the present invention, and the cross-sectional positions are the same as those in Figure 2;

FIG. 5 is a partial cross-sectional view of a keyboard device according to another embodiment of the present invention, and its cross-sectional position is the same as that in FIG. 2 .

Reference signs:

10～15: keyboard device

100: key switch layer

110: key switch

200, 201: base layer

210: Bottom

220: foam layer

300: outer protective layer

400, 401: soft material layer

410: main layer

420: colored paint layer

500: Debossed pattern

600: raised bump

600T: Top surface of raised bump

600A: Top surface area of raised bump

700: Raised part

700T: Top surface of raised portion

700A: Top surface area of raised part

800: Luminescent layer

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the utility model more clear, the technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the utility model. Obviously, the described The embodiments are some embodiments of the present utility model, but not all embodiments. Elements and features described in one drawing or one embodiment of the present invention may be combined with elements and features shown in one or more other drawings or embodiments. It should be noted that, for the sake of clarity, representation and description of components and processes that are not relevant to the present invention and known to those of ordinary skill in the art are omitted from the drawings and descriptions. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

In the following embodiments of the present invention, the serial numbers and/or sequence of the embodiments are only for convenience of description, and do not represent the advantages and disadvantages of the embodiments. The description of each embodiment has its own emphases, and for the part that is not described in detail in a certain embodiment, refer to the relevant descriptions of other embodiments.

A number of implementations of the present invention will be described below with the accompanying drawings. For the sake of clarity, many practical details will be described together in the following description. However, those skilled in the art should understand that in some embodiments of the present invention, these practical details are not necessary, and thus should not be used to limit the present invention. In addition, for the sake of simplification of the drawings, some conventional structures and components will be shown in a simple and schematic way in the drawings. In addition, for the convenience of readers, the size of each component in the drawings is not shown in actual scale.

FIG. 1 is a top view of a keyboard device 10 according to an embodiment of the present invention. FIG. 2 shows a partial cross-sectional view along line 2-2 of FIG. 1 . As shown in FIGS. 1 and 2 , according to this embodiment, the keyboard device 10 includes a key switch layer 100 , a base layer 200 , an outer protective layer 300 , a soft material layer 400 and a plurality of concave patterns 500 . The key switch layer 100 has a plurality of key switches 110 . The key switches 110 can be arranged at intervals on a circuit board (not shown in the figure), and can also be implemented with structures such as connecting rods and keycaps (not shown in the figure). The base layer 200 covers the key switches 110 of the key switch layer 100 . The soft material layer 400 is sandwiched between the base layer 200 and the outer protection layer 300 , and the soft material layer 400 has a first color. The recessed pattern 500 is recessed on the soft material layer 400 , and the recessed pattern 500 may entirely reveal a pattern with a second color (such as the button pattern “G” in FIG. 1 ). Since the first color is different from the second color, even has a significant difference, the concave pattern 500 with the second color can be visually highlighted from the soft material layer 400 . The outer protective layer 300 is transparent and covers the concave pattern 500 for the user to touch and press each key switch 110 through the outer protective layer 300 and protect the concave pattern 500 from being easily worn or damaged.

In this way, the keyboard device of the present invention is protected by the outer protective layer, which not only reduces the chance of the key pattern of the keyboard device being worn and damaged, but also allows the user to feel the tactile performance of the soft material layer through the outer protective layer. .

In this embodiment, the concave pattern 500 only penetrates the soft material layer 400 , so that the concave pattern 500 exposes a part of the surface of the base layer 200 and exposes the second color of this part of the surface of the base layer 200 . In this way, when the user looks at the concave pattern 500 (as indicated by the solid line) and the top surface of the soft material layer 400 (as indicated by the dotted line), due to the first color of the surface of the soft material layer 400 and the base layer 200 Compared with the first color on the surface of the soft material layer 400 , the second color of the base layer 200 can be visibly protruded from the concave pattern 500 visually.

In this embodiment, more specifically, the base layer 200 is fixed on the key switch layer 100 through glue (not shown in the figure); then, the soft material layer 400 is a single-layer colored material layer, which is configured On the side of the base layer 200 facing away from the key switch layer 100; then, through a laser engraving process, but the utility model is not limited to this process, the soft material layer 400 is operated so that the corresponding position of the soft material layer 400 After being removed, a button pattern (such as characters, symbols or numbers, etc.) that runs through the soft material layer 400 appears, and then the base layer 200 with a second color is exposed; finally, in order to protect the soft material layer 400 or at least recess The pattern 500 will not be subject to wear and damage. In this embodiment, the outer protective layer 300 is fully formed on the soft material layer 400, that is, the outer protective layer 300 directly and fully covers the soft material layer 400 and faces away from the base layer 200. One side is also filled into the concave pattern 500, so that the soft material layer 400 and the concave pattern 500 are not directly touched by the user, so that the outer protective layer 300 becomes the outermost operation touch layer of the keyboard device 10 .

Furthermore, in order to reduce the user’s frustration and discomfort when using the keyboard device 10 for a long time, this embodiment allows the tactile performance of the outer protective layer 300 to be similar to that of the soft material layer 400, for example, the outer protective layer The surface of 300 is matte treated so that the surface of the protective layer forms a matte surface.

However, the present invention is not limited thereto. In other embodiments, those skilled in the art of the present invention can also change the surface of the outer protective layer 300 to a bright surface or a smooth surface according to requirements or restrictions.

FIG. 3 is a partial cross-sectional view of a keyboard device 11 according to another embodiment of the present invention, and its cross-sectional position is the same as that in FIG. 2 . The keyboard device 10 of Fig. 2 is substantially the same as the keyboard device 11 of Fig. 3, one of the differences is: as shown in Fig. Colored paint layer 420 . The main body layer 410 covers a side of the base layer 200 facing away from the key switch layer 100 . The colored paint layer 420 covers the side of the main body layer 410 facing away from the base layer 200 through, for example, spraying or coating process. The concave pattern 500 only penetrates the colored paint layer 420 , so that part of the surface of the main body layer 410 is exposed. However, the multilayer structure of the present invention is not limited to the main body layer and the colored paint layer.

In this way, when the user looks at the concave pattern 500 (as indicated by the solid line) and the top surface of the colored paint layer 420 (as indicated by the dotted line), due to the color of the colored paint layer 420 itself (ie the first color, for example, black) is different from the color of the main body layer 410 itself (that is, the second color, for example, white), and even has obvious differences. Compared with the first color of the colored paint layer 420 itself, the second color of the main body layer 410 itself can be visually The top clearly protrudes from the debossed pattern 500.

FIG. 4A is a partial cross-sectional view of a keyboard device 12 according to another embodiment of the present invention, and its cross-sectional position is the same as that in FIG. 2 . The keyboard device 10 of FIG. 2 is substantially the same as the keyboard device 12 of FIG. 4A, one of the differences is: as shown in FIG. A foam layer 220 . The bottom layer 210 covers the key switch layer 100 . For example, the bottom layer 210 is a cloth layer, which is fixed on the key switch layer 100 through glue. The foam layer 220 is directly sandwiched between the bottom layer 210 and the soft material layer 400 , and has a plurality of protruding bumps 600 after being shaped by hot pressing. The protruding bumps 600 protrude from the side of the foam layer 220 facing away from the bottom layer 210 , and are aligned with the key switches 110 one by one. In addition, when the soft material layer 400 covers the base layer 201 and the protruding bumps 600, a plurality of matching protruding parts 700 are formed correspondingly, so that the user can see them as the keycaps of the physical keyboard and touch them through the outer protective layer 300. Press any raised portion 700 . In addition, the concave pattern 500 is formed on the top surface 700T of the raised portion 700 , that is, the side of the raised portion 700 facing away from the bottom layer 210 , and exposes the top surface 600T of the raised bump 600 , that is, the side of the raised bump 600 facing away from the bottom layer 210 one side.

Therefore, since the first color of the top surface 700T of the raised portion 700 is different from the second color of the top surface 600T of the raised bump 600 , there is even a significant difference, relative to the first color of the top surface 700T of the raised portion 700 , so that the second color of the top surface 600T of the raised bump 600 can visibly stand out from the concave pattern 500 visually.

FIG. 4B is a partial cross-sectional view of the keyboard device 13 according to another embodiment of the present invention, and its cross-sectional position is the same as that in FIG. 2 . The keyboard device 12 of Fig. 4A is substantially the same as the keyboard device 13 of Fig. 4A, one of the differences is: the outer protective layer 300 does not completely cover one side of the soft material layer 400, in particular, a plurality of outer protective layers 300 only cover The top surface 700T of each protrusion 700 , in other words, the area of the outer protection layer 300 is equal to the area 700A of the top surface 700T of the protrusion 700 . Since the user mostly touches the top surface 700T of the raised portion 700 , the outer protective layer 300 only covers the top surface 700T of each raised portion 700 to save material cost.

FIG. 4C is a partial cross-sectional view of the keyboard device 14 according to another embodiment of the present invention, and its cross-sectional position is the same as that in FIG. 2 . The keyboard device 14 of FIG. 4C is substantially the same as the keyboard device 12 of FIG. 4A, one of the differences is: the outer protective layer 300 does not completely cover the top surface 700T of the raised portion 700, especially, the plurality of outer protective layers 300 are only Each concave pattern 500 is covered, and most of the top surface 700T of the protruding portion 700 is exposed. Since the user mostly touches the top surface 700T of the raised portion 700, the outer protective layer 300 only covers each concave pattern 500, which can save material cost and allow the predetermined patterns (such as characters, symbols or numbers, etc.) It can also present a special three-dimensional appearance.

FIG. 5 is a partial cross-sectional view of a keyboard device 15 according to yet another embodiment of the present invention, and its cross-sectional position is the same as that in FIG. 2 . The keyboard device 12 in FIG. 4A is substantially the same as the keyboard device 15 in FIG. 5 , with one difference: the keyboard device 15 further includes a light emitting layer 800 . The light emitting layer 800 is directly sandwiched between the base layer 201 and the key switch layer 100 . For example, the light-emitting layer 800 includes a plurality of light-emitting diodes and a flexible circuit board (not shown in the figure), and the light-emitting diodes are arranged on the flexible circuit board at intervals. The light-emitting layer can also be implemented by using diodes together with a light guide plate or a cold light plate. In this way, the light-emitting layer 800 can emit light through the base layer 201 , the concave pattern 500 and the outer protective layer 300 .

More specifically, since light from the light-emitting layer 800 needs to pass through the base layer 201 , the recessed pattern 500 and the outer protective layer 300 to emit light, the base layer 201 and the recessed pattern 500 are transparent or at least translucent.

It should be understood that in the above-mentioned embodiments, the base layer is not limited to its material, as long as it can support the soft material layer and become the carrier of the soft material layer and the outer protective layer, it falls within the spirit and scope of the present utility model; In addition, the soft material layer is a leather layer, a rubber layer or a glass fiber layer. However, the utility model is not limited to the type of the above-mentioned soft material layer, as long as the user can feel the soft touch, it falls within the spirit and scope of the utility model; again, the outer protective layer is, for example, ultraviolet (UV) ) line cured coating or polyurethane (PU) coating. However, the present invention is not limited to the type of the above-mentioned outer protective layer, as long as it can protect the soft material layer or at least the concave pattern, it falls within the spirit and scope of the present invention.

Although the present utility model has been disclosed as above in terms of implementation, it is not intended to limit the present utility model. Those skilled in the art may make various modifications and modifications without departing from the spirit and scope of the present utility model. Therefore, The scope of protection of the present utility model should be determined by the claims.

Finally, it should be noted that although the utility model and its advantages have been described in detail above, it should be understood that various changes can be made without departing from the spirit and scope of the utility model defined by the appended claims. Substitution and Transformation. Moreover, the scope of the present utility model is not limited to the specific embodiments of the procedures, devices, means, methods and steps described in the specification. Those of ordinary skill in the art will readily understand from the disclosure of the utility model that, according to the utility model, it is possible to use existing and existing products that perform substantially the same functions or obtain substantially the same results as the corresponding embodiments described herein. A process, device, means, method or procedure to be developed in the future. Accordingly, the appended claims are intended to include within their scope such processes, means, means, methods or steps.

Claims (20)

1. a key board unit, is characterized in that, comprising:

One key switch layer;

One basal layer, covers described key switch layer;

One external protection, transparent shape;

One flexible material layer, clamping is between described basal layer and described external protection, and wherein said flexible material layer has one first color; And

One recess patterns, recessed on described flexible material layer, there is the second color that is different from described first color,

Wherein said external protection covers described recess patterns.

2. key board unit according to claim 1, is characterized in that, described recess patterns runs through described flexible material layer, so that exposes the part surface of described basal layer, and the described part surface of wherein said basal layer has described second color.

3. key board unit according to claim 1, is characterized in that, described flexible material layer comprises:

One body layer, is covered in the one side of described basal layer back to described key switch layer; And

One colored paint layer, is covered in the one side of described body layer back to described basal layer, has described first color,

Wherein said recess patterns runs through described colored paint layer, so that exposes the part surface of described body layer, and the described part surface of described body layer has described second color.

4. key board unit according to claim 1, is characterized in that, described basal layer comprises:

One bottom, is covered in the one side of described key switch layer; And

One foaming layer, clamping is between described bottom and described flexible material layer, there is a protuberance projection, described protuberance projection protrudes from the one side of described foaming layer back to described bottom, align a key switch of described key switch layer, and be subject to the covering of described flexible material layer, so that described flexible material layer forms the lug boss matched accordingly

Wherein said recess patterns is positioned at the one side of described lug boss back to described bottom, exposes the one side of described protuberance projection back to described bottom, and described protuberance projection has described second color back to the mask of described bottom.

5. the key board unit according to claim 1 or 4, is characterized in that, described external protection is formed on described flexible material layer all sidedly.

6. key board unit according to claim 4, is characterized in that, described external protection covers the face of described lug boss back to described bottom, and the area of described external protection equals the area of described lug boss back to the face of described bottom.

7. key board unit according to claim 4, is characterized in that, described external protection covers described recess patterns, and exposes the face of described lug boss back to described bottom.

8. key board unit according to claim 1, is characterized in that, comprises further:

One luminescent layer, clamping between described basal layer and described key switch layer, and in order to externally luminous through described basal layer, described recess patterns and described external protection.

9. key board unit according to claim 1, is characterized in that, described flexible material layer is a leather layer, a rubber layer or a glass layer.

10. key board unit according to claim 1, is characterized in that, described external protection is the operation touch layer on a tool cloudy surface surface.

11. 1 kinds of key board units, is characterized in that, comprising:

One key switch layer, comprises multiple key switch;

One basal layer, covers multiple described key switch, and its one side back to described key switch layer forms multiple protuberance projection, and multiple described protuberance projection aligns multiple described key switch respectively one by one;

One flexible material layer, cover described basal layer and multiple described protuberance projection, so that described flexible material layer is formed respectively the multiple lug bosses matched with the external form of multiple described protuberance projection, wherein multiple described lug boss has one first color back to the one side of described basal layer;

Multiple recess patterns, each multiple described recess patterns is recessed in the face of multiple described lug boss wherein one, has the second color that is different from described first color respectively; And

At least one external protection, transparent shape, and cover multiple described recess patterns.

12. key board units according to claim 11, is characterized in that, each multiple described recess patterns runs through described flexible material layer, so that exposes the part surface of described basal layer, and the described part surface of wherein said basal layer has described second color.

13. key board units according to claim 11, is characterized in that, described flexible material layer comprises:

One body layer, is covered in the one side of described basal layer back to described key switch layer; And

One colored paint layer, is covered in the one side of described body layer back to described basal layer, has described first color,

Wherein each multiple described recess patterns runs through described colored paint layer, so that exposes the part surface of described body layer respectively, and the multiple described part surface of described body layer all has described second color.

14. key board units according to claim 11, is characterized in that, described basal layer comprises:

One bottom, is covered in the one side of described key switch layer; And

One foaming layer, clamping is between described bottom and described flexible material layer, and multiple described protuberance projection protrudes from the one side of described foaming layer back to described bottom, and is subject to the covering of described flexible material layer,

Wherein each multiple described recess patterns exposes the part surface of described foaming layer, and the multiple described part surface of described foaming layer all has described second color.

15. key board units according to claim 11, is characterized in that, described at least one external protection is formed on described flexible material layer all sidedly.

16. key board units according to claim 11, is characterized in that, the quantity of described at least one external protection is multiple, and multiple described external protection is covered in the one side of multiple described lug boss back to described basal layer respectively.

17. key board units according to claim 11, is characterized in that, the quantity of described at least one external protection is multiple, and multiple described external protection only covers multiple described recess patterns respectively.

18. key board units according to claim 11, is characterized in that, comprise further:

One luminescent layer, clamping between described basal layer and described key switch layer, and in order to externally luminous through described basal layer, multiple described recess patterns and described at least one external protection.

19. key board units according to claim 11, is characterized in that, described flexible material layer is a leather layer, a rubber layer or a glass layer.

20. key board units according to claim 11, is characterized in that, described external protection is the operation touch layer on a tool cloudy surface surface.