TWI883601B - Key display device - Google Patents

Abstract

A key display device is disclosed and includes a base body, a touch screen and a keyboard. The base body includes a first surface and a connecting portion. The connecting portion disposed on one side of the first surface. The touch screen is disposed on the first surface and adapted to display at least an image. The keyboard is detachably connected with the connecting portion and includes a frame body and a plurality of transparent keys. The frame body includes a plurality of accommodating slots. These transparent keys are respectively housed in the accommodating slots. The keyboard is adapted to dispose on the first surface to cover the touch screen. At least an image is adapted to display through one of the transparent keys.

Description

Key Display Device

The present invention relates to a key display device, and in particular to a replaceable key display device.

With the development of Internet technology, the ways in which people access the Internet are becoming more diverse, such as social media, streaming video, e-sports, or live broadcasts. In these usage scenarios, the fixed key format of traditional keyboards can no longer meet the needs of specific users. In order to meet the needs of quickly switching between multiple software or functions in software when using a computer, hotkey control input devices have begun to appear on the market. However, the key devices of existing products on the market are fixed in the number, size, and arrangement of keys. If users want more keys or a more convenient key arrangement, they can only purchase products of other specifications to meet the needs of different users, which lacks operational flexibility.

The present disclosure provides a replaceable key display keyboard, which allows users to quickly replace different physical key configurations on a device. In addition, the lower screen can also be used as a touch tablet, which can more flexibly and diversely meet the operation needs of different users, solving the problem of the lack of operational flexibility of the aforementioned existing products.

The present disclosure proposes a key display device, including a base, a touch panel and a keyboard. The base includes a first plane and a joint portion, and the joint portion is arranged on one side of the first plane. The touch panel is arranged on the first plane, and the touch panel is suitable for displaying at least one image. The keyboard is detachably arranged on the joint portion and includes a frame and a plurality of transparent keys, the frame includes a plurality of accommodating grooves, and the transparent keys are respectively accommodated in the plurality of accommodating grooves. The keyboard is suitable for being located on the first plane to cover the touch panel, and at least one image is suitable for being displayed through one of the transparent keys.

Based on the above, in the key display device disclosed in the present invention, the keyboard located on the base can be replaced with keyboards with various key configurations according to the user's operating requirements. In addition, when the keyboard is removed from the joint, the touch panel originally located under the keyboard is exposed on the first plane, which can provide users with the needs of watching videos or live subtitles, thereby improving the functionality of the device itself.

In order to make the above features and advantages of the present disclosure more clearly understandable, the following is a detailed description of the embodiments with the accompanying drawings.

1: Button display device

10: Seat

11: First plane

12: Junction

121: Second magnetic element

122: Second positioning member

13: Bottom surface

14: Second plane

15: Pivot axis

16: Angle

20: Touch panel

21:Image

22: Label reader

30: Keyboard

31:Frame

311: Storage tank

312: Layered part

32: Transparent buttons

321:Keyboard body

322: Conductive element

323: Button bottom

3231:Edge position

33: Label unit

34: First magnetic element

35: First positioning member

VI-VI: hatching line

FIG1A is a three-dimensional diagram of a key display device in a combined state according to an embodiment of the present disclosure.

FIG. 1B is a three-dimensional diagram of a key display device in a disassembled state according to an embodiment of the present disclosure.

FIG2 is a three-dimensional diagram of a key display device in another embodiment of the present disclosure in a combined state.

Figures 3A and 3B are schematic diagrams of a key display device in another embodiment of the present disclosure in a disassembled state.

FIG4 is a schematic diagram of a keyboard of a key display device according to another embodiment of the present disclosure pivoting from a first plane to a second plane.

Figures 5A, 5B, 5C and 5D are top views of keyboards with different key configurations of the disclosed key display device.

FIG6 is a schematic cross-sectional view of the transparent key of the key display device of FIG1A of the present disclosure after being cut along the section line VI-VI.

FIG1A is a three-dimensional diagram of a key display device in an embodiment of the present disclosure in a combined state. FIG1B is a three-dimensional diagram of a key display device in an embodiment of the present disclosure in a disassembled state.

Please refer to Figures 1A and 1B. The key display device 1 disclosed in the present invention includes a base 10, a touch panel 20 and a keyboard 30. The base 10 includes a first plane 11, a joint 12 and a bottom surface 13. In the present embodiment, the base 10 is a cube, wherein the first plane 11 and the bottom surface 13 are both quadrilaterals. Nevertheless, the shape of the base 10 itself can also be a trapezoid or an irregular quadrilateral, and the actual shape is not limited thereto. The joint 12 is disposed on one side of the first plane 11. As shown in Figure 1B, the joint 12 can be disposed at the edge of the first plane 11. In addition, the joint 12 can be disposed on different sides of the first plane 11 at the same time, for example, at the four corners or other positions of the first plane 11.

The touch panel 20 of this embodiment is disposed on the first plane 11. The touch panel 20 itself can be a resistive or capacitive touch panel 20, and can be operated by the user's finger or a stylus. In terms of size, the ideal touch panel 20 size is between 7 and 12 inches, but the actual size is not limited to this. The touch panel 20 is suitable for displaying at least one image 21. The image 21 can be a static picture, such as an icon or an APP brand logo, or it can be used to display dynamic images, such as music videos, live broadcast bullet screens, chat windows, etc. It has a wide range of applications like a tablet computer.

The keyboard 30 of the present embodiment is detachably disposed on the coupling portion 12. The keyboard 30 includes a frame 31 and a plurality of transparent keys 32. The frame 31 includes a plurality of receiving grooves 311, and the transparent keys 32 are respectively received in the respective receiving grooves 311. The keyboard 30 is suitable for being located on the first plane 11 to cover the touch panel 20, and at least one image 21 is suitable for being displayed through one of the transparent keys 32. There are multiple ways of coupling between the keyboard 30 and the coupling portion 12. In the present embodiment, the keyboard 30 includes a first magnetic element 34, and the coupling portion 12 includes a second magnetic element 121. The first magnetic element 34 is suitable for attracting the second magnetic element 121 to each other, so that the keyboard 30 is coupled to the coupling portion 12. There is no limit to the configuration of the positive pole or the negative pole between the first magnetic element 34 and the second magnetic element 121, as long as the two can attract each other. In addition, the keyboard 30 in this embodiment further includes a first positioning element 35, and the coupling portion 12 further includes a second positioning element 122, and the first positioning element 35 is suitable for coupling with the second positioning element 122. The first positioning element 35 and the second positioning element 122 can be configured in a relationship of a clamping column and a clamping hole. When the first magnetic element 34 and the second magnetic element 121 attract each other, the first positioning element 35 and the second positioning element 122 can allow the keyboard 30 and the coupling portion 12 to be quickly coupled to a suitable position, and avoid the keyboard 30 and the coupling portion 12 being displaced and separated due to external force, thereby improving the convenience and stability of operation. Nevertheless, the method of combining the keyboard 30 and the combining portion 12 is not limited to the aforementioned magnetic combination, and any technical solution that can combine the two stably will not be excluded in this disclosure.

FIG2 is a three-dimensional diagram of a key display device in another embodiment of the present disclosure in a combined state. FIG3A and FIG3B are schematic diagrams of a key display device in another embodiment of the present disclosure in a disassembled state. FIG4 is a schematic diagram of a key display device in another embodiment of the present disclosure pivoting from a first plane to a second plane.

Please refer to FIG. 2, 3A, 3B and FIG. 4. In another embodiment of the present disclosure, the base 10 of the key display device 1 further includes a second plane 14 and a pivot 15. As shown in FIG. 2, the base 10 of the present embodiment is a triangular prism, and the first plane 11, the second plane 14 and the bottom surface 13 are all quadrilaterals, but the actual shape of the base can also be a trapezoid or other shapes, and is not limited thereto. The two sides of the bottom surface 13 are respectively connected to the first plane 11 and the second plane 14, and the first plane 11 and the second plane 14 are connected to each other, wherein the connection between the first plane 11 and the second plane 14 has an angle 16, and the angle of the angle 16 is between 80 degrees and 120 degrees in the most ideal case, but the actual angle can be adjusted according to the shape of the actual base 10 itself, and is not limited thereto.

The coupling portion 12 is disposed on one side of the first plane 11. As shown in FIGS. 3A and 3B, in this embodiment, the coupling portion 12 is located on the side where the first plane 11 and the second plane 14 are connected. In other words, the pivot 15 is disposed between the first plane 11 and the second plane 14, and the coupling portion 12 is connected to the pivot 15, so that the coupling portion 12 can pivot between the first plane 11 and the second plane 14 via the pivot 15.

In addition, the keyboard 30 includes a first magnetic element 34 and a first positioning element 35, and the coupling portion 12 includes a second magnetic element 121 and a second positioning element 122. Thus, when the first magnetic element 34 and the first positioning element 35 of the keyboard 30 are respectively coupled with the second magnetic element 121 and the second positioning element 122 of the coupling portion 12, the coupling portion 12 can drive the keyboard 30 to pivot together when pivoting through the pivot shaft 15, and the keyboard 30 can pivot between the first plane 11 and the second plane 14. In other words, the keyboard 30 can pivot between the first plane 11 and the second plane 14 of the base 10 through the coupling portion 12. When the keyboard 30 is located on the first plane 11, the keyboard 30 covers the touch panel 20. When the keyboard 30 is located on the second plane 14, the touch panel 20 is exposed to the first plane 11 and can be operated for other purposes.

Figures 5A, 5B, 5C and 5D are top views of keyboards with different key configurations of the disclosed key display device.

As shown in Figures 5A, 5B, 5CC and 5D, in this embodiment, the keyboard 30 may include template types with various key configurations, and the accommodating grooves 311 of different sizes may have different usage functions. The small-sized accommodating grooves 311 may be used to accommodate the transparent keys 32, on which static icons or APP logos may be displayed, and may be used as shortcut keys. The larger-sized accommodating grooves 311 may be used to empty the space for screen display, such as for playing videos, video subtitles or chat windows. The keyboard 30 and the joint 12 may be detachably arranged to replace the keyboard 30 with different key configurations according to the user's usage requirements, thereby increasing the flexibility of the operation.

In this embodiment, the electrical connection between the touch panel 20 and the keyboard 30 is mainly performed wirelessly, so that the touch panel 20 displays the corresponding image arrangement according to the key configuration of the connected keyboard 30. The touch panel 20 includes a tag reader 22, and the keyboard 30 includes a tag unit 33. The tag reader 22 is suitable for reading the tag unit 33, so that the touch panel 20 displays the image 21 corresponding to the keyboard 30. The tag unit 33 is any one of a radio frequency identification (RFID) tag, an ultra high frequency radio frequency identification (Ultra high frequency radio frequency identification) tag, or a near-field communication (NFC) tag. Nevertheless, the wireless connection between the touch panel 20 and the keyboard 30 is not limited to this.

FIG6 is a schematic cross-sectional view of the transparent key of the key display device of FIG1A of the present disclosure after being cut along the section line VI-VI.

Please refer to FIG. 6 . In this embodiment, the transparent key 32 located in the receiving groove 311 includes a key body 321 and a conductive element 322. The conductive element 322 is disposed on the key body 321. When the transparent key 32 is moved toward the touch panel 20 by an external force, the conductive element 322 is suitable for contacting the touch panel 20. In order to prevent the conductive element 322 from covering the display of the image 21 on the transparent key 32, the conductive element 322 can be distributed at the edge position 3231 of the key bottom surface 323 of the key body 321, so that the image 21 can still be completely displayed through the transparent key 32. When the user presses the transparent button 32, the conductive element 322 on the bottom surface 323 of the button can trigger the capacitive touch panel below. The transparent button 32 itself can be made of polycarbonate (PC), ABS resin or other transparent plastic materials. The conductive element 322 can be made of conductive silicone. The transparent button 32 and the conductive element 322 can be injection molded by double-material injection. In this embodiment, the frame 31 further includes at least one sandwich portion 312, and the sandwich portion 312 is a sandwich structure of upper and lower layers. The sandwich portion 312 clamps and fixes the conductive element 322 located at the edge position 3231 of the transparent key 32, so that the transparent key body 321 can be firmly embedded in the receiving groove 311, thereby improving the durability of the transparent key 32 itself.

In summary, in the key display device disclosed herein, users can replace keyboards with various key configurations according to usage requirements in various scenarios. In addition, when the keyboard pivots from the first plane to the second plane, the touch panel is exposed on the first plane, so that the key display device itself can also be used as a touch tablet to play videos or subtitles, effectively increasing the functionality of the device.

Although the present invention has been disclosed as above by the embodiments, it is not intended to limit the present invention. Anyone with ordinary knowledge in the relevant technical field can make some changes and modifications without departing from the spirit and scope of the present invention. Therefore, the scope of protection of the present invention shall be subject to the scope of the attached patent application.

1: Button display device

10: Seat

11: First plane

12: Junction

121: Second magnetic element

122: Second positioning member

13: Bottom surface

20: Touch panel

30: Keyboard

31:Frame

311: Storage tank

32: Transparent buttons

34: First magnetic element

35: First positioning member

Claims (9)

A key display device comprises: a base, comprising a first plane and a joint portion, the joint portion being arranged on one side of the first plane; a touch panel, arranged on the first plane, the touch panel being suitable for displaying at least one image; and a keyboard, detachably arranged on the joint portion and comprising a frame and a plurality of transparent keys, the frame comprising a plurality of receiving grooves, the transparent keys being respectively received in the receiving grooves, the keyboard being suitable for being located on the first plane to cover the touch panel, the at least one image being suitable for being displayed through one of the transparent keys, The touch panel further includes a label reader, and the keyboard further includes a label unit. The label reader is suitable for reading the label unit so that the touch panel displays the image. A key display device as described in claim 1, wherein the tag unit is any one of a radio frequency identification (RFID) tag, an ultra high frequency radio frequency identification (UHF RFID) tag, or a near-field communication (NFC) tag. A key display device as described in claim 1, wherein the keyboard further includes a first magnetic element, and the coupling portion further includes a second magnetic element, and the second magnetic element is suitable for attracting the first magnetic element to allow the keyboard to be coupled to the coupling portion. A key display device as described in claim 3, wherein the keyboard further includes a first positioning member, the combining portion further includes a second positioning member, and the first positioning member is suitable for combining with the second positioning member. A key display device as described in claim 1, wherein the base further includes a second plane, the second plane is connected to the first plane, and the coupling portion is between the second plane and the first plane. A key display device as described in claim 5, wherein the base further includes a pivot axis connected to the coupling portion, and the keyboard is suitable for pivoting between the first plane and the second plane through the coupling portion. A key display device as described in claim 5, wherein there is an angle between the first plane and the second plane, and the angle is between 80 degrees and 120 degrees. A key display device as described in claim 1, wherein the transparent key includes a key body and a conductive element, the conductive element is disposed on the key body, and when the transparent key is subjected to an external force and moves toward the touch panel, the conductive element is suitable for contacting the touch panel. A key display device as described in claim 8, wherein the conductive element is distributed at an edge position of a key bottom surface of the key body.

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