CN201876816U

CN201876816U - Computer keyboard with backlight

Info

Publication number: CN201876816U
Application number: CN2010205913780U
Authority: CN
Inventors: 陈凤霖
Original assignee: Tianjin Samsung Electronics Display Co Ltd
Current assignee: Tianjin Samsung Electronics Co Ltd
Priority date: 2010-11-04
Filing date: 2010-11-04
Publication date: 2011-06-22
Anticipated expiration: 2020-11-04

Abstract

The utility model discloses a computer keyboard with backlight, which comprises a keyboard body (10). An LED base plate (4) is arranged on the inner side of the bottom surface of the keyboard body (10); a plurality of LED lamps (3) are arranged at the top of the LED base plate (4); and a plurality of keys (1) are arranged above the LED base plate (4). The computer keyboard with backlight is capable of solving the problem of sudden and rapid brightness change when the view of a user is switched from a display to the keyboard, ensures eye heath of the user, is not easy to result in visual fatigue of eyes of the users, improves the use feeling of the user about the computer keyboard, and has great production practice significance.

Description

A kind of with computer keyboard backlight

Technical field

The utility model relates to the computer keyboard technique field, particularly relates to a kind of with computer keyboard backlight.

Background technology

Continuous development along with human sciences's technology, domestic electric appliances such as computing machine, televisor, video camera, camera are more and more universal in people's daily life, people often use a computer and understand the information of outside and learn, and computing machine has become people's indispensable ingredient of living.

For present computing machine, because the screen of display is very bright, especially at night, if user's the visual field switches on the keyboard from display, so because very big change takes place suddenly the light in the visual field, there is the reason that persists in human eye vision, can't fast adaptation by very bright to dark environmental change, therefore make that user's eyes are very uncomfortable, cause user's ocular vision fatigue easily, reduce user's eyesight, badly influence the healthy of user.

Therefore, press at present and develop a kind of device, it can be so that the problem that light changes fast when display switches on the keyboard, can not take place suddenly in user's the visual field, guaranteed the healthy of user, be not easy to make that user's eyes form visual fatigue with eye.

The utility model content

In view of this, the purpose of this utility model provides a kind of with computer keyboard backlight, it can be so that user's the visual field be when display switches on the keyboard, the problem that light changes fast can not take place suddenly, guaranteed that the user's is healthy with eye, be not easy to make that user's eyes form visual fatigue, improved the product use experience of user, be of great practical significance computer keyboard.

For this reason, it is a kind of with computer keyboard backlight that the utility model provides, and includes keyboard body 10, and inboard, described keyboard body 10 bottom surface is provided with a LED base plate 4, described LED base plate 4 tops are provided with a plurality of LED lamps 3, and described LED base plate 4 tops are provided with a plurality of buttons 1.

Wherein, the bottom of each described button 1 is provided with the reflective thin slice 2 of a hollow out, and described reflective thin slice 2 is between described button 1 and described LED base plate 4.

Wherein, described reflective thin slice 2 is the light reflecting membrane of a white, and described LED lamp 3 is the adopting surface mounted LED lamp.

Wherein, be coated with the white reflection coating on described LED base plate 4 upper surfaces.

Wherein, the center of each button 1 has transparent character position 7.

Wherein, the front of described keyboard body 10 is horizontally arranged with a LED soft-touch control 5 and a LED switch pilot lamp 6.

The technical scheme that is provided by above the utility model as seen, compared with prior art, it is a kind of with computer keyboard backlight that the utility model provides, it can be so that user's the visual field be when display switches on the keyboard, the problem that light changes fast can not take place suddenly, guaranteed the healthy with eye of user, be not easy to make that user's eyes form visual fatigue, improved the product use experience of user, be of great practical significance computer keyboard.

Description of drawings

A kind of surface structure synoptic diagram that Fig. 1 provides for the utility model with a kind of embodiment of computer keyboard backlight;

A kind of positional structure synoptic diagram that Fig. 2 provides for the utility model with a button above a LED base plate and this LED base plate in the computer keyboard backlight;

The plan structure synoptic diagram of a kind of LED base plate that has with all buttons bottom in the computer keyboard backlight that Fig. 3 provides for the utility model;

A kind of outward appearance enlarged diagram that Fig. 4 provides for the utility model with a button in the computer keyboard backlight;

A kind of control circuit figure that Fig. 5 provides for the utility model with LED soft-touch control in the computer keyboard backlight;

Among the figure, 1 is button, and 2 is reflective thin slice, and 3 is the LED lamp, and 4 is the LED base plate, and 5 is the LED soft-touch control, and 6 is LED switch pilot lamp, and 7 is character position, and 10 is keyboard body.

Embodiment

In order to make those skilled in the art person understand the utility model scheme better, the utility model is described in further detail below in conjunction with drawings and embodiments.

Referring to Fig. 1 to Fig. 4, it is a kind of with computer keyboard backlight that the utility model provides, the keyboard body 10 that comprises hollow, inboard, described keyboard body 10 bottom surface is provided with a LED base plate 4, described LED base plate 4 tops are arranged at intervals with a plurality of LED lamps 3, described LED base plate 4 tops are provided with the button 1 of a plurality of computing machines, the base plate of described LED base plate 4 for a plurality of LED lamps are powered.

Referring to Fig. 2, the bottom of each described button 1 is provided with the reflective thin slice 2 of a hollow out, described reflective thin slice 2 is between described button 1 and described LED base plate 4, described reflective thin slice 2 is positioned at the top of described LED lamp 3, thereby the light that the LED lamp 3 on the described LED base plate 4 sends can see through the hollow out place of each reflective thin slice 2 in button 1 bottom and penetrate, light can be evenly distributed in each button 1 around, the user can not feel too dark and not see when watching computer keyboard like this, make things convenient for the user that each button 1 on the keyboard body 10 is watched, avoided the visual fatigue of human eye.

On the specific implementation, described reflective thin slice 2 is the light reflecting membrane of a white, and described LED lamp 3 is SMD, low power LED lamp.

Referring to Fig. 3, for the utility model, be coated with the white reflection coating on described LED base plate 4 upper surfaces, thereby can so that the light that LED lamp 3 sends by this white reflection coating, reflective thin slice 2 forms reflection up and down, strengthened the reflecting effect of light, hollow out from each reflective thin slice 2 in button 1 bottom penetrates then, the light that makes LED lamp 3 send can be brighter, be evenly distributed in each button 1 around, further strengthened the visual effect of each button 1 on the keyboard body 10, therefore avoided user's the visual field when display switches on the keyboard, visual fatigue to take place, guaranteed that the user's is healthy with eye.

Referring to Fig. 4, for the utility model, the center of each button 1 has transparent character position 7, described character position 7 is made for adopting transparent material, therefore and be coated with white paint, make light that LED lamp 3 sends when button 1 bottom is shone, the light on the button 1 center character position 7 seems very even, make light very soft, further strengthened the euphorosia degree that human eye is watched.

On the specific implementation, for the utility model, have the button of character W, A, S, D, Q, E, R, F, Z, C, V and have the button of character Ctrl, Shift, and the button with

numerical character

1,2,3 in left side, these buttons are different with other buttons on the keyboard, and these keytops are transparent and scribble white paint, but character is a black, like this, liking the user who plays games will be very convenient when playing games.In order to be distinguished character W, A, S, D button, the button color of character Q, E wherein, R, F, Z, C, V is dark slightly, and it is thick slightly to paint.

Referring to Fig. 1, in the utility model, the front of described keyboard body 10 is horizontally arranged with a LED soft-touch control 5 and a LED switch pilot lamp 6, and described LED soft-touch control 5 is in series with LED switch pilot lamp 6.For the utility model, control the opening and closing of the LED lamp 3 at LED base plates 4 tops by described LED soft-touch control 5, described LED switch pilot lamp 6 then is used to show the opening and closing state of LED lamp 3, when LED lamp 3 is unlocked, LED switch pilot lamp 6 is luminous, when LED lamp 3 was closed, LED switch pilot lamp 6 was not luminous.

Need to prove that the computer keyboard that the utility model provides can be applied to notebook computer equally, just volume is littler, and the LED soft-touch control is arranged on the notebook housing.

Referring to Fig. 5, computer keyboard of the present utility model inside is provided with the control circuit of a LED soft-touch control 5, this control circuit is used to control the unlatching and the closure of LED soft-touch control 5, this control circuit includes the USB power supply interface module of touch sensor, integrated circuit control chip and keyboard, wherein:

Described touch sensor be positioned at described LED soft-touch control 5 under, be connected with the integrated circuit (IC) control chip, be used for sensing the user when touching LED soft-touch control 5, send a trigger pip and give the integrated circuit control chip;

The integrated circuit control chip, be connected with described LED soft-touch control 5 with the USB power supply interface module of keyboard respectively, be used for after receiving the trigger pip that described touch sensor sends, trigger the described LED soft-touch control 5 of startup, make described LED soft-touch control 5 open the LED lamp 3 on conducting LED base plates 4 tops;

The USB power supply interface module of described keyboard is connected with LED soft-touch control 5 with the integrated circuit control chip, be used for described integrated circuit control chip and LED soft-touch control 5 are powered, certainly, also need the parts of electric energy to power to a plurality of LED lamps 3 on the keyboard body 10 and other.

In sum, compared with prior art, it is a kind of with computer keyboard backlight that the utility model provides, it can be so that user's the visual field be when display switches on the keyboard, the problem that light changes fast can not take place suddenly, guaranteed the healthy with eye of user, be not easy to make that user's eyes form visual fatigue, improved the product use experience of user, be of great practical significance computer keyboard.

By the computer keyboard that uses the utility model to provide, can greatly improve people's living standard so that the convenience of people's life is greatly improved.

The above only is a preferred implementation of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.

Claims

1. one kind with computer keyboard backlight, it is characterized in that, include keyboard body (10), described keyboard body (10) inboard, bottom surface is provided with a LED base plate (4), described LED base plate (4) top is provided with a plurality of LED lamps (3), and described LED base plate (4) top is provided with a plurality of buttons (1).

2. computer keyboard as claimed in claim 1 is characterized in that, the bottom of each described button (1) is provided with the reflective thin slice (2) of a hollow out, and described reflective thin slice (2) is positioned between described button (1) and the described LED base plate (4).

3. computer keyboard as claimed in claim 2 is characterized in that, described reflective thin slice (2) is the light reflecting membrane of a white, and described LED lamp (3) is the adopting surface mounted LED lamp.

4. computer keyboard as claimed in claim 2 is characterized in that, is coated with the white reflection coating on described LED base plate (4) upper surface.

5. computer keyboard as claimed in claim 2 is characterized in that, the center of each button (1) has transparent character position (7).

6. as each described computer keyboard in the claim 1 to 5, it is characterized in that the front of described keyboard body (10) is horizontally arranged with a LED soft-touch control (5) and a LED switch pilot lamp (6).