CN220796538U - Thin luminous key cap with reflecting structure and keyboard - Google Patents

Abstract

The application discloses a thin luminous key cap with a reflecting structure and a keyboard. A thinned light emitting key cap with reflective structure comprising: the electronic device comprises a circuit board assembly, an elastic piece, a key cap assembly, a light-emitting assembly, a bottom plate and a reflecting assembly. The luminous component is arranged at the lower end of the circuit board component, the luminous component emits light downwards, light rays emitted by the luminous component penetrate through the second through holes and irradiate on the reflecting component, and the light rays are reflected from the second through holes and the first through holes back to the key cap component through the reflecting effect of the reflecting component, so that the key cap component emits light. First, through setting up luminous component down to set up reflector assembly, with the distance that increases light to key cap subassembly, and make light scattering, improve key cap subassembly's luminous efficacy. Secondly, the thickness of light-emitting component is less than the thickness of bottom plate, and light-emitting component can correspond the second through-hole setting, can be located the second through-hole for light-emitting component's thickness does not influence the whole thickness of the slim luminous key cap that has a reflection configuration of this application.

Description

Thin luminous key cap with reflecting structure and keyboard

Technical Field

The application relates to the technical field of key cap assemblies, in particular to a thin luminous key cap with a reflecting structure and a keyboard.

Background

With the development and progress of social electronic technology, many tasks such as document processing, image processing, and image processing need to be performed by a computer, and besides the above processing, the computer can also be connected to a network to perform information searching, shopping, video or downloading electronic data, video and audio data, etc., and can also provide application modes of various computers such as games, etc., and peripheral devices such as a keyboard, a mouse, etc., which are necessary for the computer to execute various programs and perform various operations are also indispensable tools in basic equipment of the computer, besides a host computer and a display screen. At present, most keyboards used in computers can execute various control signals, text or digital electronic signals and the like through a plurality of keys on the keyboard to be input into a computer host, and the type of the keyboard is also a common keyboard frame seat in which a plurality of keys are embedded for pressing, which is equivalent to a basic computer keyboard mode.

In some cases, there may be a dim use environment, for example, in order not to affect the work of turning off the light by other people at night, so that the keyboard can be used normally in the dim, so that the user can recognize the cases on the keyboard normally, in the prior art, the shell of the key cap of the keyboard can transmit light, and a light emitting element, such as an LED light bead, is installed inside the key cap. It should be noted that, in the prior art, in order to reduce the overall thickness of the key cap, the light emitting element is disposed between the circuit board and the housing, and emits light upwards, however, because the distance between the light emitting element and the housing is too short, the light source is too concentrated, so that the light emitting range on the housing is smaller, the light emitting effect is worse, and if the light emitting element is disposed farther, the thickness of the key cap will be increased.

Disclosure of Invention

The present application aims to solve at least one of the technical problems existing in the prior art. Therefore, the application provides a slim luminous key cap with reflecting structure, can set up luminous subassembly between circuit board subassembly and reflector assembly to make luminous subassembly luminous down, increase the distance of light to key cap subassembly through reflector assembly reflection of light effect, and make light scattering, improve the luminous effect of key cap subassembly, and make luminous subassembly not influence whole thickness, make this application have slim luminous key cap of reflecting structure thinner.

The application also provides a keyboard with the thin luminous key cap with the reflecting structure.

According to an embodiment of the first aspect of the present application, a thinned light-emitting key cap with a reflective structure includes: the electronic device comprises a circuit board assembly, an elastic piece, a key cap assembly, a light-emitting assembly, a bottom plate and a reflecting assembly.

The circuit board assembly is provided with a first through hole;

the key cap assembly is capable of transmitting light;

the light-emitting component is arranged at the lower end of the circuit board component and is used for emitting light downwards;

the bottom plate is arranged below the circuit board assembly, the key cap assembly is arranged at the upper end of the bottom plate through an elastic piece, a second through hole is formed in the bottom plate, the light-emitting assembly is at least partially located in the second through hole, the first through hole corresponds to the second through hole, and light rays of the light-emitting assembly can pass through the second through hole;

the reflection assembly is arranged at the lower end of the bottom plate and comprises a reflection sheet and a reflection structure, the reflection structure is arranged at the upper end of the reflection sheet, and the reflection structure is arranged corresponding to the second through hole.

The thin luminous key cap with the reflecting structure according to the embodiment of the first aspect of the application has at least the following beneficial effects: the luminous component is arranged at the lower end of the circuit board component, the luminous component emits light downwards, light rays emitted by the luminous component penetrate through the second through holes and irradiate on the reflecting component, and the light rays are reflected from the second through holes and the first through holes back to the key cap component through the reflecting effect of the reflecting component, so that the key cap component emits light. First, through setting up luminous component down to set up reflector assembly, with the distance that increases light to key cap subassembly, and make light scattering, improve key cap subassembly's luminous efficacy. Secondly, the thickness of light-emitting component is less than the thickness of bottom plate, and light-emitting component can correspond the second through-hole setting, can be located the second through-hole for light-emitting component's thickness does not influence the whole thickness of the slim luminous key cap that has a reflection configuration of this application.

According to some embodiments of the present application, the reflective structure is made of a material with high reflectivity, such as titanium dioxide or diffusing particles, and the reflective structure is disposed on the reflective sheet through UV, printing or dispensing processes.

According to some embodiments of the application, the reflective sheet is one of graphene, PET or metal, the reflective structure is formed by stamping the reflective sheet, and the reflective structure and the reflective sheet are integrally formed.

According to some embodiments of the present application, the cross section of the reflecting structure is in a semicircular shape or a triangular shape.

According to some embodiments of the present application, the circuit board assembly includes a top film, an intermediate film, and a bottom film that are sequentially compounded, the top film is one of PI copper, PET, or a multilayer board, the intermediate film is one of PI copper, PET, or a multilayer board, and the bottom film is one of PI copper, PET, or a multilayer board.

According to some embodiments of the present application, the light emitting assembly comprises an LED layer and an LED lamp, a workpiece-striking area is provided on the LED layer, and the LED lamp is provided in the workpiece-striking area.

According to some embodiments of the present application, the light emitting assembly includes an LED lamp, a lighting area is provided at a lower end of the circuit board assembly, and the LED lamp is disposed in the lighting area.

According to some embodiments of the application, the circuit board assembly is provided with an extension portion, the punching area is located at the lower end of the extension portion, and the extension portion corresponds to the position of the second through hole.

According to some embodiments of the present application, the key cap assembly includes a key and a light emitting region formed at the key, the light emitting region being capable of transmitting light.

A keyboard according to an embodiment of a second aspect of the present application includes a thinned light-emitting keycap with a reflective structure of the embodiment of the first aspect.

The keyboard according to the embodiment of the second aspect of the application has at least the following beneficial effects: the overall beneficial effects of the thinned light-emitting key cap with reflective structure of the embodiment of the first aspect are not described here again.

Additional aspects and advantages of the application 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 application.

Drawings

The application is further described with reference to the accompanying drawings and examples, in which:

fig. 1 is a schematic overall structure of a thin light emitting key cap with a reflective structure according to an embodiment of a first aspect of the present application;

fig. 2 is an exploded view of a thin light emitting key cap with a reflective structure according to an embodiment of the first aspect of the present application, wherein the light emitting assembly is in a first arrangement;

fig. 3 is an exploded view of a thin light emitting key cap with a reflective structure according to an embodiment of the first aspect of the present application, wherein the light emitting component is in a second arrangement.

Reference numerals:

the circuit board assembly 100, the first through hole 110, the top film 120, the middle film 130, the bottom film 140, the extension 150;

an elastic member 200;

a key cap assembly 300, keys 310, a light emitting region 320;

a light emitting assembly 400, an LED layer 410, an LED lamp 420;

a bottom plate 500, a second through hole 510;

a reflective assembly 600, a reflective structure 610, and a reflective sheet 620.

Detailed Description

Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application.

In the description of the present application, it should be understood that references to orientation descriptions, such as directions of up, down, front, back, left, right, etc., are based on the orientation or positional relationship shown in the drawings, are merely for convenience of describing the present application and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application.

In the description of the present application, the meaning of a number is one or more, the meaning of a number is two or more, and greater than, less than, exceeding, etc. are understood to exclude the present number, and the meaning of a number above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present application, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present application can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical solution.

In the description of the present application, a description with reference to the terms "one embodiment," "some embodiments," "illustrative 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 application. 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.

Referring to fig. 1 to 3, a thinned light emitting key cap with a reflective structure according to an embodiment of a first aspect of the present application includes: the circuit board assembly 100, the elastic member 200, the key cap assembly 300, the light emitting assembly 400, the base plate 500, and the reflection assembly 600.

The circuit board assembly 100 is provided with a first through hole 110; specifically, in this embodiment, the first through holes 110 include a plurality of through holes so as to facilitate more light passing therethrough and have a higher structural strength, and in other embodiments, only one first through hole 110 may be provided, and the first through hole 110 is annular, which is not limited herein.

The key cap assembly 300 is capable of transmitting light; specifically, in the present embodiment, the key cap assembly 300 has a light emitting region 320, the light emitting region 320 is capable of transmitting light, and in other embodiments, the key cap assembly 300 may be entirely made of a light transmitting material. In the present embodiment, the elastic member 200 is a scissor leg, and in other embodiments, the elastic member 200 may be a spring.

The light emitting assembly 400 is disposed at the lower end of the circuit board assembly 100, and the light emitting assembly 400 is configured to emit light downward; specifically, in the present embodiment, the light emitting assembly 400 can be used to emit light, and the light emitting assembly 400 may include at least one of a light emitting diode LED, a Mini LED, and a Micro LED.

The bottom plate 500 is disposed below the circuit board assembly 100, the key cap assembly 300 is disposed at an upper end of the bottom plate 500 through the elastic member 200, and a second through hole 510 is disposed on the bottom plate 500, the light emitting assembly 400 is at least partially located in the second through hole 510, the first through hole 110 corresponds to the second through hole 510, and light of the light emitting assembly 400 can pass through the second through hole 510; specifically, in the present embodiment, the bottom plate 500 is used as a support, and the bottom plate 500 may be a metal material or a plastic material, which is not limited herein. In this embodiment, the second through holes 510 include a plurality of second through holes 510, so that more light passes through the second through holes, and the second through holes 510 have higher structural strength, and in other embodiments, only one second through hole 510 may be provided, and the second through holes 510 are annular, which is not limited herein.

The reflective assembly 600 is disposed at the lower end of the bottom plate 500, the reflective assembly 600 includes a reflective sheet 620 and a reflective structure 610, the reflective structure 610 is disposed at the upper end of the reflective sheet 620, and the reflective structure 610 is disposed corresponding to the second through hole 510. Specifically, in the present embodiment, the reflective structure 610 can be used to reflect light.

It can be understood that the operation principle of the thin luminous key cap with the reflecting structure is as follows: the light emitting assembly 400 is disposed at the lower end of the circuit board assembly 100, the light emitting assembly 400 emits light downward, the light emitted from the light emitting assembly 400 irradiates the reflecting assembly 600 through the second through hole 510, and the light is reflected from the second through hole 510 and the first through hole 110 back to the key cap assembly 300 by the reflecting effect of the reflecting assembly 600, so that the key cap assembly 300 emits light.

The thin luminous key cap with the reflecting structure according to the embodiment of the first aspect of the application has at least the following beneficial effects:

first, the light emitting assembly 400 is disposed downward, and the light reflecting assembly is disposed to increase the distance between the light and the key cap assembly 300, and to scatter the light, thereby improving the light emitting effect of the key cap assembly 300.

Secondly, it should be noted that, the thickness of the light emitting component 400 is smaller than that of the bottom plate 500, and the light emitting component 400 can be disposed corresponding to the second through hole 510 and can be located in the second through hole 510, so that the thickness of the light emitting component 400 does not affect the overall thickness of the thinned light emitting key cap with the reflective structure.

Referring to fig. 1 to 3, according to some embodiments of the present application, the reflective structure 610 is made of a high-reflectivity material, such as titanium dioxide or diffusing particles, and the reflective structure 610 is disposed on the reflective sheet 620 through UV, printing or dispensing processes.

It is understood that the reflective structure 610 may be formed on the reflective sheet 620 by UV, printing or dispensing process using materials such as titanium dioxide or diffusion particles.

Specifically, the diffusing particles are organic silicon micropowder.

Referring to fig. 1 to 3, according to some embodiments of the present application, the reflective sheet 620 is one of graphene, PET, or metal, the reflective structure 610 is formed by punching the reflective sheet 620, and the reflective structure 610 and the reflective sheet 620 are integrally formed.

It can be appreciated that when the reflective sheet 620 is made of a graphene material, a heat dissipation effect can be enhanced. When the reflective sheet 620 is made of a metal material such as aluminum, the heat dissipation effect can be improved and the light emitting brightness can be improved. And, the reflective sheet 620 is punched in cooperation with a mold such that the reflective sheet 620 is formed with the protruding reflective structure 610 thereon, so that the reflective structure 610 and the reflective sheet 620 are integrally formed.

Referring to fig. 2-3, the reflective structure 610 may be semicircular or triangular in cross-section according to some embodiments of the present application.

It will be appreciated that the cross-sectional shape of the reflective structure 610 may be varied to adjust the reflected light range, for example, a triangular shape may be about 30 to 90 degrees and a semi-circular shape may be about 180 degrees, thereby allowing for different cross-sectional shapes to be used for different characters on the key cap assembly 300.

According to some embodiments of the present application, the circuit board assembly 100 includes a top film 120, an intermediate film 130, and a bottom film 140, which are sequentially compounded, the top film 120 is one of PI copper, PET, or a multi-layer board, the intermediate film 130 is one of PI copper, PET, or a multi-layer board, and the bottom film 140 is one of PI copper, PET, or a multi-layer board.

It is understood that the top film 120, the middle film 130, and the bottom film 140 are correspondingly formed with the first through holes 110.

For the light emitting component 400, the light emitting component 400 of the thinned light emitting key cap with the reflective structure of the present application includes the following two arrangement forms:

in a first form, referring to fig. 2, a light emitting assembly 400 according to some embodiments of the present application includes an LED layer 410 and an LED lamp 420, the LED layer 410 having a strike area disposed thereon, the LED lamp 420 being disposed in the strike area.

It can be appreciated that by mounting the LED lamp 420 on the LED layer 410, the LED lamp 420 can be mounted on the LED layer 410 in advance during the assembly process of the thinned light emitting key cap with reflective structure of the present application, and then the LED layer 410 is assembled to the circuit board assembly 100, so as to improve the mounting efficiency. Specifically, a third via hole is formed on the LED layer corresponding to the first via hole 110 and the second via hole 510 to facilitate light passing therethrough.

In a second form, referring to fig. 3, according to some embodiments of the present application, the light emitting assembly 400 includes an LED lamp 420, and the lower end of the circuit board assembly 100 is provided with a striking area, and the LED lamp 420 is disposed in the striking area.

It can be appreciated that the LED lamp 420 is directly mounted on the circuit board assembly 100 to reduce the use of the LED layer 410, which can reduce the thickness of the thin light emitting key cap with reflective structure of the present application.

Referring to fig. 2 to 3, according to some embodiments of the present application, the circuit board assembly 100 is provided with an extension portion 150, and the punching area is located at a lower end of the extension portion 150, and the extension portion 150 corresponds to the position of the second through hole 510.

It can be appreciated that in the case of directly mounting the LED lamp 420 on the circuit board assembly 100, the circuit board assembly 100 is formed into the extension portion 150, the extension portion 150 is located above the second through hole 510, and the LED lamp 420 is mounted on the extension portion 150, so that the LED lamp 420 can be disposed corresponding to the second through hole 510.

Referring to fig. 1, a key cap assembly 300 according to some embodiments of the present application includes a key 310 and a light emitting region 320, the light emitting region 320 being formed at the key 310, the light emitting region 320 being capable of transmitting light.

It will be appreciated that the light emitting region 320 is provided in the form of characters, and light emitted from the light emitting element 400 will be transmitted out of the light emitting region 320 through the reflecting element 600 to form a bright light of a corresponding character shape.

A keyboard according to an embodiment of a second aspect of the present application includes a thinned light-emitting keycap with a reflective structure of the embodiment of the first aspect.

The keyboard according to the embodiment of the second aspect of the application has at least the following beneficial effects: the overall beneficial effects of the thinned light-emitting key cap with reflective structure of the embodiment of the first aspect are not described here again.

The embodiments of the present application have been described in detail above with reference to the accompanying drawings, but the present application is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present application. Furthermore, embodiments of the present application and features of the embodiments may be combined with each other without conflict.

Claims (10)

1. The utility model provides a slim luminous key cap with reflection configuration which characterized in that includes:

the circuit board assembly is provided with a first through hole;

an elastic member;

a key cap assembly capable of transmitting light;

the light-emitting component is arranged at the lower end of the circuit board component and is used for emitting light downwards;

the key cap assembly is arranged at the upper end of the bottom plate through an elastic piece, the bottom plate is arranged below the circuit board assembly, a second through hole is formed in the bottom plate, the light-emitting assembly is at least partially located in the second through hole, the first through hole corresponds to the second through hole, and light rays of the light-emitting assembly can pass through the second through hole;

the reflecting component is arranged at the lower end of the bottom plate and comprises a reflecting sheet and a reflecting structure, the reflecting structure is arranged at the upper end of the reflecting sheet, and the reflecting structure is arranged corresponding to the second through hole.

2. The thin-type light-emitting key cap with a reflective structure according to claim 1, wherein the reflective structure is made of a high-reflectivity material and is disposed on the reflective sheet by UV, printing or dispensing.

3. The thinned light-emitting key cap with reflective structure of claim 1, wherein the reflective sheet is one of graphene, PET or metal, the reflective structure is stamped from the reflective sheet, and the reflective structure and the reflective sheet are integrally formed.

4. The thin type luminous key cap with a reflecting structure according to claim 1, wherein the reflecting structure has a semicircular or triangular cross section.

5. The thinned light-emitting key cap with reflective structure of claim 1, wherein the circuit board assembly comprises a top film, an intermediate film, and a bottom film, which are sequentially compounded, wherein the top film is one of PI copper, PET, or a multilayer board, the intermediate film is one of PI copper, PET, or a multilayer board, and the bottom film is one of PI copper, PET, or a multilayer board.

6. The thinned light-emitting key cap with reflective structure of claim 1, wherein the light-emitting assembly comprises an LED layer and an LED lamp, wherein the LED layer is provided with a strike zone, and wherein the LED lamp is disposed in the strike zone.

7. The thinned light-emitting key cap with reflective structure of claim 1, wherein the light-emitting assembly comprises an LED lamp, the lower end of the circuit board assembly is provided with a strike area, and the LED lamp is disposed in the strike area.

8. The thinned light-emitting key cap with reflective structure of claim 7, wherein the circuit board assembly is provided with an extension, the punching area is located at a lower end of the extension, and the extension corresponds to the position of the second through hole.

9. The thin type luminous key cap with reflecting structure according to claim 1, wherein the key cap assembly comprises a key and a luminous region formed at the key, the luminous region being capable of transmitting light.

10. A keyboard comprising a thinned light-emitting keycap with reflective structure according to any one of claims 1 to 9.