CN201084602Y - Multi-color light-transmitting keyboard - Google Patents

Abstract

The utility model discloses a multicolor light-transmitting keyboard, which consists of a plurality of keycaps, a plurality of bridging structures, a keyboard frame plate, a thin film circuit board, a cold light plate and a bottom plate; the key cap is a transparent pressing element, transparent pigment layers with various colors are respectively coated in four equal regions of the top surface of the key cap, a lightproof coating layer is coated on the top surface of the transparent pigment layers with various colors, and at least character symbols are carved on the lightproof coating layer, so that the character symbols carved on the key cap can be exposed and respectively present a transparent state with various colors; the cold light plate is a film-shaped luminous element and presents light sources with different specific colors corresponding to the positions of the keycaps, so that the character symbols engraved on the keycaps can be projected to present a multi-color light-transmitting state.

Description

Multi-color translucent keyboard

technical field

The utility model relates to a multi-color light-transmitting keyboard, which can make font symbols engraved on the light-transmitting keycaps present multi-color changes.

Background technique

At present, notebook computers are widely recognized and adopted by market operators and users because they have the functions of being easy to carry and process a large amount of documents. However, the thin key structure adopted by the current notebook computer keyboard is mainly in the keypad. There is a scissors-type or bridging-type support structure assembled and connected between the keycap and the bottom plate, and the interlocking structure of the scissors-type or bridging-type keys has been disclosed in: U.S. Patent No. 5,278,372, No. 5,767,468 patent case and China Taiwan Patent Announcement No. 319,438 and No. 282,857 patents (approved by creators), although the keyboard structures of these known patents have the advantages of ultra-thin volume, light weight and precise operation, but the keyboard itself does not provide auxiliary lighting. Light-transmitting structure design, so its keyboard can only be operated in brightly lit places, but not in dark places, which will cause inconvenience in its use and operation in special dark places. Then, the author of this case developed and applied for a patent case of US Patent No. 6,545,232B1 and Taiwan Patent Announcement No. 570235 "thin light-transmitting keyboard". The engraved font symbols on the keycap can present a single-color light-transmitting state. However, since the four end sides of the top surface of the general keycap have a font or a number symbol, and the keycap has English letters, numbers, Chinese characters, etc. If the font symbols are all displayed in a single color light transmission, it will not be helpful for users to quickly classify and distinguish, which will cause inconvenience in use. Therefore, how to make the thin bridge type keyboard have luminous and multi-color light transmission recognition operation performance, Furthermore, using the color change of the font symbol on the light-transmitting keycap to highlight the classification and facilitate the user's quick identification requires further research and improvement by those in the industry.

Contents of the invention

The technical problem to be solved by the utility model is to provide a multi-color light-transmitting keyboard, which is assembled with a light-emitting element of a cold light plate in a thin bridging keyboard, and it is mainly through the multi-color light-transmitting pigment layer on the top surface of the keycap and the light-emitting element. The color change of the engraved font symbols produced between the projected light sources of the cold light plate is mixed and matched, so as to achieve the effect of displaying the engraved font symbols on the keycap through multi-color light transmission.

In order to solve the above technical problems, the utility model proposes a multi-color light-transmitting keyboard, which is composed of several keycaps, several bridging structures, a keyboard frame board, a thin film circuit board, a cold light board and a bottom board ;in,

The keycap is a square-shaped light-transmitting pressing element, and the four end sides of the top surface of the keycap are equally coated with multi-color light-transmitting pigment layers, and on the top of the multi-color light-transmitting pigment layer The surface is coated with an opaque paint layer, and font symbols are engraved on at least the opaque paint layer, and the engraved font symbols on the keycap are exposed and in a multi-color light-transmitting state;

The bridging structure is an integral rotating structure pivoted by the cross shafts of the first frame and the second frame, and the top edge and the bottom edge of the bridging structure are pivotally connected between the keycap and the keyboard frame respectively , forming a bridge button structure;

The keyboard frame is a rectangular light-transmitting frame, a plurality of bridging structures are pivotally connected to the frame, and a transparent hole is respectively pierced in a plurality of corresponding circular holes on the frame. Optical elastic elements, and the plurality of elastic elements can be pressed down to touch a thin film circuit board;

The thin film circuit board is a long sheet thin film circuit board structure for conducting key signals, and it is located between the keyboard frame board and a cold light board;

The luminescent plate is a film-shaped light-emitting element, and the luminescent plate presents light sources of different colors corresponding to the positions of the keycaps, and the engraved font symbols on the keycaps are projected to present a multi-color light-transmitting state;

The base plate is a board structure supporting the keyboard frame board, cold light board and thin film circuit board;

The utility model mainly uses a variety of specific colors to classify the English letters or phonetic radical symbols highlighted on the top surface of the keycap, and further enhances users to use specific marking colors to quickly distinguish similar letters or radicals in dark places Symbol keycaps, and achieve the use efficiency that is beneficial to keyboard operation.

Preferably, the multi-color light-transmitting paint layer and the opaque paint layer on the top surface of the keycap are engraved with the same upper and lower corresponding font symbols, and the engraved font symbols on the keycap represent the color of the light source projected by the cold light plate .

Preferably, two symmetrical pivot grooves and two guide grooves are formed on the bottom surface of the keycap, and a pressing part is formed at the central position thereof, and the sliding shafts on both sides of the top edge of the first frame are pivotally connected to the keycap In the two guide grooves on the bottom surface, the pivot shaft of the top edge of the second frame is pivotally connected in the two pivot connection grooves on the bottom surface of the keycap.

Preferably, the sliding shafts on both sides of the bottom edge of the second frame slide in the two guide grooves on the keyboard frame, and the pivots on the bottom edge of the first frame are pivotally connected in the receiving grooves on the keyboard frame.

Preferably, the top end of the elastic element is pressed against the pressing portion on the bottom surface of the keycap, and the pressing post in the hollow elastic element is pressed downwards to trigger conduction to the film circuit board.

Therefore, the multi-color light-transmitting keyboard of the present invention has the following characteristics and advantages:

It consists of several light-transmitting keycaps, several bridging structures, a light-transmitting keyboard frame, a thin-film circuit board, a cold-light board and a bottom plate: the equal parts of the top surface of the light-transmitting keycap are coated with Covered with a multi-color light-transmitting pigment layer, an opaque paint layer is coated on the top surface of the multi-color light-transmitting paint layer, and it is engraved on the opaque paint layer or the multi-color light-transmitting paint layer by laser, And it is projected on the light-transmitting pigment layer of the light-transmitting key cap through the specific color light source of the cold light plate, so that the engraved light-transmitting font symbols on the key cap produce a mixed color change; the utility model is achieved through color mixing and blending. The color changes to highlight and classify the font symbols such as English letters, numbers, and Chinese character codes engraved on the light-transmitting keycap, that is, the utility model can make the thin bridge-type keyboard have luminous and multi-color light-transmitting recognition and operation performance , so the use value of the thin computer keyboard can be greatly improved.

Description of drawings

Fig. 1 is a three-dimensional exploded view of the multi-color light-transmitting keyboard of the present invention.

Fig. 2 is a partially enlarged three-dimensional exploded view of the multi-color light-transmitting keyboard of the present invention, which shows the assembly structure of a single key.

FIG. 3 is a combined cross-sectional schematic view of the button in FIG. 2 .

Fig. 4 is the first top view of the keycap of the present invention, which shows that the four ends of the top surface of the keycap are coated with paint layers of various colors.

Fig. 5 is the second top view of the keycap of the present invention, which is shown after the top surface of the keycap in Fig. 4 is coated with an opaque paint layer, and font symbols are engraved on the opaque paint layer, so that the engraved Font symbols can display a variety of colors.

FIG. 6 is an enlarged schematic cross-sectional view of part A of the keycap in FIG. 3 , which shows only the part of the opaque paint layer engraved on the top surface of the keycap.

7 is an enlarged schematic cross-sectional view of part B of the keycap in FIG. 3 , which shows the opaque paint layer and the light-transmitting paint layer on the top surface of the engraved keycap.

Explanation of reference signs:

10...Light-transmitting keycap 11...Light-transmitting paint layer

12...opaque paint layer 13...translucent protective layer

14...Pivoting groove 16...Guide chute

18...press part

20...Bridging structure 21...First frame

211.. Sliding shaft 212.. Pivot

22...second frame 221..pivot

222.. sliding shaft

30...keyboard frame 31...accepting groove

32...Guide chute 35...Round hole

38...elastic element 40...thin film circuit board

50... cold light plate 60... bottom plate

Detailed ways

First of all, please refer to the accompanying drawings 1-7, the utility model relates to a multi-color light-transmitting keyboard, which consists of several light-transmitting keycaps 10, several bridging structures 20, a light-transmitting keyboard frame plate 30, A thin film circuit board 40, a cold light plate 50 and a base plate 60 are formed; wherein,

The light-transmitting keycap 10 is a square-shaped light-transmitting pressing element. Two symmetrical pivot grooves 14 and two corresponding guide grooves 16 are formed on the bottom surface of the light-transmitting keycap 10. The position is formed with a pressing part 18, and the two pivotal grooves 14 and the two guide grooves 16 are pivotally connected to the top edge of the bridging structure 20; It is coated with multiple colors of light-transmitting pigment layers 11, and the multi-color light-transmitting pigment layers 11 make the four end sides of the light-transmitting keycap 10 present color change designs in different regions (as shown in FIG. 4 ), and then, An opaque paint layer 12 is coated on the top surface of the multi-color light-transmitting paint layer 11, and it is laser engraved to remove part of the covering paint on the opaque paint layer 12, so that the light-transmitting keycap The characters engraved on the four ends of the keycap 10 are exposed and in a multi-color light-transmitting state (as shown in FIG. 5 ), and then a light-transmitting protective layer 13 is coated on the topmost layer of the light-transmitting keycap 10, thereby Light transmission protects the engraved font symbol patterns on the lower layer. The utility model mainly uses a variety of specific colors to respectively classify the English letters or phonetic radical symbols highlighted on the top surface of the light-transmitting keycap 10, thereby improving the use of Or use a specific marking color to quickly distinguish the light-transmitting keycap 10 of similar letters or radical symbols, and achieve the use efficiency that is conducive to keyboard operation;

The bridging structure 20 is an integral rotating structure pivoted by a cross shaft of a first frame 21 and a second frame 22, and two corresponding sliding shafts 211 extending inward from both sides of the top edge of the first frame 21 The two corresponding pivots 221 on the top edge of the second frame 22 are pivotally connected to the bottom surface of the light-transmitting keycap 10 in a rotatable manner. Then, the two corresponding sliding shafts 222 extending outward on both sides of the bottom edge of the second frame 22 are slidably accommodated in the two corresponding upward bending of a light-transmitting keyboard frame 30 . The corresponding pivot shaft 212 of the bottom edge of the first frame 21 is pivotally connected to the upwardly bent corresponding receiving groove 31 of a light-transmitting keyboard frame 30 , so the top of the bridging structure 20 The edge and the bottom edge can be respectively pivotally connected between the light-transmitting keycap 10 and the light-transmitting keyboard frame 30 to form a bridging key structure;

The light-transmitting keyboard frame 30 is a rectangular light-transmitting frame, on which several bridging structures 20 and several light-transmitting keycaps 10 are pivotally connected correspondingly on the frame, that is, the number of keycaps 10 on the frame. A corresponding receiving groove 31 and a sliding guide groove 32 are pivotally connected to the bottom edges of the bridging structures 20, and a light-transmitting elastic element is respectively pierced in a plurality of corresponding round holes 35 on the frame plate. 38, and the tops of the several elastic elements 38 correspond to the pressing parts 18 on the bottom surface of the several light-transmitting keycaps 10, so that the pressing columns (not shown) in the several elastic elements 38 can be downward Press and touch to conduct a thin film circuit board 40;

The thin film circuit board 40 is a long thin film circuit board structure for conducting key signals, and it is located between the light-transmitting keyboard frame board 30 and a cold light board 50;

The cold light plate 50 is a film-shaped light-emitting element, and it is turned on by a power supply so that the cold light plate 50 provides a light source for luminous illumination, and the cold light plate 50 can present specific different colors corresponding to the positions of each light-transmitting keycap 10 a light source, so that the light-transmitting keyboard frame 30 and the light-transmitting keycap 10 are in a multi-color light-transmitting state, and then the font symbols on the light-transmitting keycap 10 can be displayed in light;

The bottom plate 60 is a plate body supporting the light-transmitting keyboard frame plate 30, the thin film circuit board 40 and the cold light plate 50, so that it is assembled into a complete keyboard key structure;

Regarding the main structural features of the utility model and its specific use effects, a brief description will be made as follows: the utility model is a thin bridge-type multi-color light-transmitting keyboard structure, especially a computer suitable for dimly lit places. The keyboard device is composed of several light-transmitting keycaps 10, several bridging structures 20, a light-transmitting keyboard frame plate 30, a thin film circuit board 40, a cold light plate 50 and a bottom plate 60: wherein the transparent The equally divided area of the top surface of the optical keycap 10 is coated with a multi-color light-transmitting pigment layer 11, and an opaque paint layer 12 is coated on the top surface of the multi-color light-transmitting pigment layer 11, and it is engraved on the top surface of the optical keycap 10 by laser. The opaque coating layer 12 or the multi-color light-transmitting pigment layer 11 can engrave the translucent font symbols, and when only engraving the opaque coating layer 12 position (as shown in Figure 6), then it passes through the cold light plate 50 specific color light source is projected on the light-transmitting paint layer 11 of the light-transmitting keycap 10, so that the engraved light-transmitting font symbols produce mixed color changes. layer 11 (as shown in FIG. 7 ), the hollow font symbols of the light-transmitting keycap 10 only show the color projected by the cold light plate 50, and then a transparent layer is coated on the topmost layer of the light-transmitting keycap 10. The light protection layer 13 protects the engraved font symbol pattern of its lower layer through light transmission; the utility model makes the cold light plate 50 provide a light source for illumination through power conduction, so that the light-transmitting keyboard frame plate 30, elastic element 38 and The light-transmitting keycap 10 and the like are all in a light-transmitting state, and the color change of color mixing and matching can be used to highlight and classify the font symbols such as English letters, numbers, and Chinese character codes engraved on the light-transmitting keycap 10. Therefore, this The utility model can make the thin-type bridge-type keyboard have luminous and multi-color light-transmitting identification and operation performance, so the use value of the thin computer keyboard in places with insufficient light can be greatly improved.

In summary, the utility model is a multi-color light-transmitting keyboard, which is a light-emitting element assembled with a cold light plate in a thin bridging keyboard, and it mainly combines the multi-color light-transmitting paint layer on the top surface of the keycap with the light-emitting element. The color change of the engraved font symbols produced between the projected light sources of the cold light plate is mixed and matched, so as to achieve the effect of displaying the engraved font symbols on the keycap through multi-color light transmission.

Claims (5)

1. A multi-color light-transmitting keyboard is characterized by comprising a plurality of keycaps, a plurality of bridging structures, a keyboard frame plate, a thin film circuit board, a cold light plate and a bottom plate; wherein,

the key cap is a square transparent pressing element, transparent pigment layers with various colors are respectively coated in equal areas on four end sides of the top surface of the key cap, a light-tight coating layer is coated on the top surface of the transparent pigment layers with various colors, character symbols are engraved on at least the light-tight coating layer, and the character symbols engraved on the key cap are exposed and are in a transparent state with various colors;

the bridging structure is an integral rotating structure pivoted by the crossed axes of the first frame and the second frame, and the top edge and the bottom edge of the bridging structure are respectively pivoted and connected between the key cap and the keyboard frame plate to form a bridging key structure;

the keyboard frame plate is a rectangular light-transmitting frame plate, a plurality of bridging structures are correspondingly pivoted and connected on the frame plate, a light-transmitting elastic element is respectively penetrated in a plurality of corresponding round holes on the frame plate, and the plurality of elastic elements are pressed downwards to touch and conduct a thin film circuit board;

the thin film circuit board is a long sheet-shaped thin film circuit board structure for conducting key signals and is positioned between the keyboard frame plate and a cold light plate;

the cold light plate is a film-shaped luminous element, the cold light plate is provided with light sources with different colors corresponding to the positions of the keycaps, and the character symbols engraved on the keycaps are projected to present a multi-color light-transmitting state;

the bottom plate is a plate structure for supporting the keyboard frame plate, the cold light plate and the thin film circuit board.

2. The multi-color transparent keyboard of claim 1, wherein the multi-color transparent pigment layer and the opaque paint layer on the top surface of the key cap are engraved with the same corresponding characters and symbols thereon to represent the color of the light source projected by the cold light plate.

3. The multi-color transparent keyboard of claim 1, wherein the bottom surface of the key cap is formed with two symmetrical pivot slots and two guide slots, and the central portion thereof is formed with a pressing portion, and the sliding shafts at both sides of the top edge of the first frame are pivoted in the two guide slots of the bottom surface of the key cap, and the pivot shaft at the top edge of the second frame is pivoted in the two pivot slots of the bottom surface of the key cap.

4. The multi-color transparent keyboard as claimed in claim 1, wherein the sliding shafts at both sides of the bottom edge of the second frame slide in the two guiding slots of the keyboard frame plate, and the pivot shaft of the bottom edge of the first frame is pivotally connected to the receiving slot of the keyboard frame plate.

5. The multi-color transparent keyboard as claimed in claim 1 or 3, wherein the top of the elastic element is pressed against the pressing portion of the bottom surface of the key cap, and the pressing pillar in the hollow elastic element presses downwards to touch the thin film circuit board.

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