TWM524510U - Inverted hook type LED light-emitting keyboard - Google Patents

Description

Inverted LED illuminated keyboard

The present invention relates to a reverse button type LED illuminated keyboard, in particular to a light-emitting element and a button respectively disposed on two surfaces of a control circuit substrate, so that the light source projected by the light-emitting element can be irradiated through the perforation provided by the control circuit substrate. The button is pressed, and the light source can be projected to the outside by the light-transmitting portion of the button, thereby achieving the function of the button of the keyboard.

With the advent of the electronic information age, electronic data processing devices (such as personal computers, notebook computers, mobile phones, etc.) have become a necessity, and electronic data processing devices use a keyboard as the main input device. Enter numbers, symbols, text, or executive software programs.

The familiar keyboard is mainly composed of a plurality of buttons, and the overall appearance is slightly monotonous. Therefore, in order to increase the aesthetics and operation feeling of the keyboard, the added value of the keyboard product is enhanced, and a manufacturer can develop a reverse button type that can be illuminated. LED illuminated keyboard.

The conventional illuminated keyboard is mainly provided with a plurality of buttons and a plurality of light-emitting elements on the control circuit board, and the buttons are correspondingly located at the position of the light-emitting elements, so that the light source of the light-emitting elements corresponds to the illumination button, thereby achieving the light-emitting effect of the button.

However, the conventional illuminated keyboard has a plurality of keys and a plurality of light-emitting elements respectively disposed on the same surface of the control circuit board, and the plurality of electronic components originally provided by the control circuit board are also located in the same control circuit as the plurality of keys and the plurality of light-emitting elements. The same surface of the board; As a result, the space available for the control circuit board becomes narrow, which increases the difficulty in designing the circuit design and manufacturing.

In view of the above problems, the present invention provides an inverted button LED illuminated keyboard comprising a control circuit substrate and a plurality of light emitting elements. The control circuit substrate is provided with a first surface on one side and a second surface on the other surface thereof, and a plurality of support bodies are disposed on the second surface, and each button is provided with a button, and the button is provided with at least one light transmitting portion. And the control circuit substrate is respectively provided with at least one through hole corresponding to the position of each support body; the plurality of light-emitting elements are electrically connected to the first surface of the control circuit substrate, so that the light-emitting element and the support body and the button are located on different surfaces of the control circuit substrate, Further, the light-emitting element is provided with a light source projection portion and corresponding to the perforation of the control circuit substrate. Thereby, the light source projected by the light source projection portion can be irradiated to the support through the through hole, and the light source is irradiated to the light transmitting portion of the button by the light transmission of the support body, and finally the light source of the light emitting element can be the light transmitting portion of the button. Projected to the outside to achieve the effect of the button light.

In addition, the light-emitting elements, the support body, and the buttons are respectively disposed on different surfaces of the control circuit substrate, thereby increasing the space available for the control circuit substrate, thereby reducing the difficulty in circuit design wiring and manufacturing processing.

1‧‧‧Control circuit substrate

11‧‧‧ first surface

12‧‧‧ second surface

13‧‧‧Support

14‧‧‧ button

141‧‧‧Transmission Department

15‧‧‧Perforation

16‧‧‧Fixed components

17‧‧‧Electronic components

2‧‧‧Lighting elements

21‧‧‧Light source projection

22‧‧‧Connecting terminal

3‧‧‧ Positioning board

31‧‧‧Positioning column

4‧‧‧Interval space

5‧‧‧Shell

The first picture: a schematic diagram of the appearance of the inverted button LED illuminated keyboard.

The second picture: the side view of the internal structure of the inverted button LED illuminated keyboard.

The third picture: a partial enlarged view of the inverted button LED illuminated keyboard.

The fourth picture is a schematic diagram of the light-emitting elements of the inverted button LED illuminated keyboard.

In order to make it easier for your examiner to understand the other features and advantages of this creation and the effects achieved by it, this article is combined with the drawings to describe in detail the features and advantages of this creation. The following examples are further The present invention is described in detail, but does not limit the scope of the present invention in any way.

Referring to the first, second, third and fourth figures, the present invention discloses an inverted button LED illuminated keyboard comprising a control circuit substrate 1, a plurality of light emitting elements 2, a positioning plate 3 and a casing 5.

The control circuit substrate 1 is provided with a first surface 11 (such as a top surface) on one side thereof and a second surface 12 (such as a bottom surface) on the other surface thereof, and the second surface 12 of the control circuit substrate 1 can be disposed upward. The second surface 12 is provided with a plurality of support bodies 13 , the support body 13 is permeable to light, and each of the support bodies 13 is provided with a button 14 , and the button 14 is provided with at least one light transmitting portion 141 , for example: The light portion 141 can be located at the top position of the button 14; in addition, the control circuit substrate 1 is respectively provided with at least one through hole 15 at a position corresponding to each of the support bodies 13, that is, the through holes 15 are located at the bottom of each of the support bodies 13. The support body 13 can be provided with a fixing component 16 which is positioned on the control circuit substrate 1 so that the support body 13 can be stably disposed on the control circuit substrate 1. Further, the first surface 11 of the control circuit substrate 1 may be disposed downward, and the plurality of electronic components 17 are pre-arranged on the first surface 11.

The plurality of light-emitting elements 2 are electrically connected to the first surface 11 of the control circuit board 1, and the light-emitting elements 2, the support body 13 and the buttons 14 are respectively located on different surfaces of the control circuit board 1. The light-emitting element 2 is provided with a light source projecting portion 21, the light source projecting portion 21 faces the first surface 11 of the control circuit substrate 1 and corresponds to the through hole 15, the light-emitting element 2 may be an LED light-emitting element, and the light source projecting portion 21 may be an LED a diffusion cup of the light-emitting element, and the light-emitting element 2 is provided with at least two connection terminals 22, and the connection terminals 22 can be adjacently disposed on The top position of the light-emitting element 2 is electrically connected to the control circuit substrate 1 by the connection terminal 22.

The positioning plate 3 is coupled to the second surface 12 of the control circuit substrate 1. The positioning plate 3 is provided with a plurality of positioning posts 31, which are combined with the second surface 12 of the control circuit substrate 1 by the positioning posts 31, so that the positioning plate 3 and the control circuit substrate A spacer space 4 is formed between the two. The positioning plate 3 can be further provided with a plurality of positioning holes. The positioning holes are used to set the support body 13 so that the support body 13 can be further stably disposed on the second surface 12 of the control circuit substrate 1. .

The housing 5 is used to cover the control circuit substrate 1 and the positioning plate 3, and the housing 5 is provided with a plurality of openings for the button 14 to pass through.

The light source projecting portion 21 of the light-emitting element 2 is directed toward the first surface 11 of the control circuit substrate 1 and is aligned with the hole 15 so that the light source projected by the light source projecting portion 21 of the light-emitting element 2 can be irradiated to the through hole 15 of the control circuit substrate 1 to The support body 13 is used to transmit the light source to the light transmitting portion 141 of the button 14 by the light transmission of the support body 13. Finally, the light source of the light emitting element 2 can be projected to the outside by the light transmitting portion 141 of the button 14, so that the button 14 has the function of emitting light.

In addition, the present invention can use the light-emitting element 2, the support body 13 and the button 14 to be respectively disposed on different surfaces of the control circuit substrate 1, thereby increasing the space in which the first surface 11 of the control circuit substrate 1 can be provided with the plurality of electronic components 17, and reducing the circuit. Difficulties in designing wiring and manufacturing.

1‧‧‧Control circuit substrate

11‧‧‧ first surface

12‧‧‧ second surface

13‧‧‧Support

14‧‧‧ button

141‧‧‧Transmission Department

17‧‧‧Electronic components

2‧‧‧Lighting elements

3‧‧‧ Positioning board

31‧‧‧Positioning column

4‧‧‧Interval space

Claims (5)

An inverted button LED illuminated keyboard includes: a control circuit substrate having a first surface disposed on one surface thereof and a second surface disposed on the other surface thereof, wherein the control circuit substrate is provided with a plurality of support bodies on the second surface, the support The body is permeable to light, and each of the supports is provided with a button, the button is provided with at least one light transmitting portion, and the control circuit substrate is respectively provided with at least one through hole corresponding to each of the supporting bodies; The light-emitting element is electrically connected to the first surface of the control circuit substrate, such that the light-emitting element and the support body and the button are located on different surfaces of the control circuit substrate, and the light-emitting element is provided with a light source projection portion, and the light source projection portion Or facing the first surface and puncturing; the light-emitting element projects a light source from the light source projection portion, and is irradiated to the support body through the through-hole, and the light source is irradiated to the light-transmitting of the button through the light-transmitting of the support body. The light source of the light-emitting element is projected to the outside by the light-transmitting portion of the button. The reverse button LED illuminated keyboard of claim 1, comprising a positioning plate, wherein the positioning plate is provided with a plurality of positioning posts, the positioning posts are combined with the second surface of the control circuit substrate, the positioning plate and the positioning plate A spacing space is formed between the control circuit substrates, and the positioning plate is further provided with a plurality of positioning holes for arranging the supporting bodies. The flip-flop type LED illuminating keyboard of claim 2, comprising a casing for covering the control circuit substrate and the positioning plate, wherein the casing is provided with a plurality of openings for the buttons Wear it out. The flip-flop LED illuminating keyboard of claim 1, wherein the illuminating element is an LED illuminating element, the light source projection portion may be a diffusion cup of the LED illuminating element, and the illuminating element is provided with at least two connection terminals, the connection The terminal is disposed adjacent to the top position of the light emitting element, and is electrically connected to the control circuit substrate by the connection terminal. The inverted LED illuminated keyboard of claim 1, wherein the support body is provided with a fixed element The fixing component is configured to be positioned on the control circuit substrate.