CN201780917U

CN201780917U - Partially illuminated keyboard

Info

Publication number: CN201780917U
Application number: CN2010202637952U
Authority: CN
Inventors: 华清秀
Original assignee: Zippy Technology Corp
Current assignee: Zippy Technology Corp
Priority date: 2010-07-15
Filing date: 2010-07-15
Publication date: 2011-03-30
Anticipated expiration: 2020-07-15

Abstract

The utility model provides a keyboard of local luminescence, it has a bottom plate and a plurality of key caps of this bottom plate up-and-down motion relatively, and be equipped with a circuit board between bottom plate and the key cap, this circuit board is pressed and output signal by the key cap when the key cap up-and-down motion, wherein, be equipped with a light screen below the key cap, this light screen is equipped with a light zone and a non-light transmission area, and extend at the lower surface of this light screen and be equipped with at least one light emitting source, the light of this light emitting source is conducted in this light screen below, and the light zone through this light screen upwards sees through this keyboard, make this keyboard present non-uniform luminescence, consequently, can highlight the key cap, so that distinguish the position of key cap and key cap, improve the accuracy of.

Description

Local luminous keyboard

Technical field

The utility model relates to a kind of local luminous keyboard, relate in particular to a kind of can be local luminous to pick out the keyboard of keycap position.

Background technology

In epoch of scientific and technological information now, computer has become the indispensable necessity of people, and it is closely bound up with people's life, all trades and professions also all need rely on computer to come less important work, no matter be desktop PC or mobile computer etc., the field of its use and opportunity are quite extensive, and all might use in any environment, but under low-light level or dark surrounds, because insufficient light causes accurately knocking the signal output of keyboard, for solving this problem, existing multiple at present illuminated keyboard patent is come out, as the U.S. the 6179432nd, 6199996,6284988,6322229, shown in No. 6554442 patent cases, above-mentioned patent case all discloses a kind of illuminated keyboard, mainly a light tiles is arranged at keyboard, makes light tiles luminous and be convenient to user's operation keyboard in insufficient light or dark environment keycap.

But, require all in above-mentioned each patented technology document that only flexible body and interlinked mechanism intercept between light-emitting component in the keyboard and the keycap, and in each patent mostly with keycap, elastomer and interlinked mechanism make with light transmissive material that (partial monopoly is that keycap is designed to non-light transmissive material, but the character symbols on the keycap is a light transmissive material to be made), when making the light tiles full slice system penetrate light source, keyboard presents even form backlight, because the user mostly is insufficient light at the environment of operating light-emitting keyboard, comparatively dark place, for example on the aircraft, the first-class low-light level environment of car, but keyboard full wafer uniformly light-emitting, to cause overall brightness to cross by force and other people around the influence, and in this low-light level environment, the user originally just reduces many to the keyboard visual capabilities, if full wafer is evenly shinny, the user is difficult to the character symbols on each keycap of identification at all, even this character symbols is made with light-proof material, perhaps keycap is a light-proof material and character symbols is a light transmissive material, also can cause the difficult difficulty of identification because of the emitted light source disturbing effect in crack between the adjacent keycap, can't remember keycap character symbols person really to being unfamiliar with, generation is knocked mistake and the problem of output error command signal.

The utility model content

Main purpose of the present utility model is to solve the aforesaid drawbacks, and it is only luminous in local location to see through keyboard, to distinguish the relevant position of button and button.

For reaching above-mentioned purpose, the utility model proposes a kind of local luminous keyboard, it comprises that a keypad portion and is arranged at the illuminating part of this keypad portion, wherein, this keypad portion has a base plate and is provided with a plurality of keycaps that relative this base plate moves up and down, and be provided with a circuit board between base plate and the keycap, this circuit board is pushed and output signal by keycap when keycap moves up and down; And this illuminating part has a shadow shield that is arranged at keycap below, this shadow shield is provided with transmission region and non-transmission region, and the lower surface extension at this shadow shield is provided with at least one light emitting source, make luminous this shadow shield below that comes from conduct, and upwards appear this keypad portion by the transmission region of this shadow shield.

By technique scheme, it is local luminous that the utility model can allow this keypad portion present, and be convenient to distinguish the position of each keycap, improves the convenience of using, and increase the accuracy of knocking input.

Description of drawings

Fig. 1 is the schematic diagram of the utility model first embodiment.

Fig. 2 is the schematic diagram of the utility model second embodiment.

Fig. 3 is the schematic diagram of the utility model the 3rd embodiment.

Fig. 4 is the schematic diagram of the utility model the 4th embodiment.

Fig. 5 is the schematic diagram of the utility model the 5th embodiment.

Fig. 6 is the schematic diagram of the utility model the 6th embodiment.

Fig. 7 is the schematic diagram of the utility model the 7th embodiment.

Embodiment

Relevant detailed description of the present utility model and technology contents now just cooperate graphic being described as follows:

With reference to shown in Figure 1, the utility model is a kind of local luminous keyboard, it comprises that mainly a keypad portion 10 and is arranged at the illuminating part 20 of this keypad portion 10, wherein, this keypad portion 10 from bottom to top has a base plate 11, one circuit board 12 and a plurality of keycap 15, and in the utility model first embodiment shown in Figure 1, this keypad portion 10 also is provided with a top board 13 between this circuit board 12 and those keycaps 15, and be provided with an interlinked mechanism 14 to link this top board 13 and keycap 15, and this interlinked mechanism 14 comprises one and connects the movable part 141 of establishing this top board 13 and keycap 15, and the elastomer 142 of this keycap 15 of support is to provide keycap 15 restoring forces, can move up and down by interlinked mechanism 14 after making these keycaps 15 be knocked, and when moving up and down, touch this circuit board 12 and output signal with elastomer 142 pressures.

And this illuminating part 20 has a shadow shield 21 that is arranged at these keycap 15 belows, this shadow shield 21 is provided with a transmission region 211 and a non-transmission region 212, and the lower surface extension in this shadow shield 21 is provided with at least one light emitting source 22, as light-emitting diode, in the embodiment in figure 1, this shadow shield 21 is arranged between this top board 13 and the keycap 15, and this top board 13 is provided with the containing hole 131 of ccontaining this light emitting source 22, this transmission region 211 can be a through hole that is positioned at keycap 15 belows, so that this elastomer 142 to be set, make of top board 13 conduction of the light of this light emitting source 22 in these shadow shield 21 belows, and see through the formed transmission region 211 of through hole light is upwards conducted to keycap 15 and appears this keypad portion 10, and be subject to this non-transmission region 212 and can't conduct to the gap 16 of keycap 15 and keycap 15, therefore only luminous in the position of keycap 15, and the position in gap 16 is not luminous.

With reference to second embodiment shown in Figure 2, be with the difference of first embodiment, this shadow shield 21 is arranged on this circuit board 12, and between this top board 13 and this circuit board 12, and this circuit board 12 is provided with the containing hole 121 of ccontaining this light emitting source 22, and similarly, the light of this light emitting source 22 also is in 21 times conduction of this shadow shield, and see through this transmission region 211 and upwards conduct to keycap 15 and make keycap 15 luminous, the position of telling each keycap 15 by this local luminous mode.

Except implementing with keycap 15 luminous forms, the utility model also can adopt in the gap of keycap 15 16 luminous modes and reach identical function, the 3rd embodiment as shown in Figure 3 and the 4th embodiment shown in Figure 4, in Fig. 3, this shadow shield 21 is arranged between this circuit board 12 and this base plate 11, and be provided with the containing hole 111 of ccontaining this light emitting source 22 in this base plate 11, and in Fig. 4, this shadow shield 21 is arranged at this base plate 11 belows; And Fig. 3 and shadow shield 21 shown in Figure 4, its transmission region 211 is positioned at 16 belows, keycap 15 gaps, this transmission region 211 is except can be aforesaid through hole, also can be an optical material, when the light of this light emitting source 22 during in 21 times conduction of this shadow shield, then can see through the gap 16 that this transmission region 211 upwards conduct to keycap 15, make keycap 15 not luminous and 16 luminous, also can distinguish the position of each keycap 15 in the gap.

Except that the foregoing description, if reduce the thickness of keyboard and reach the demand of slimming, the utility model also can omit the design of this top board 13, the 5th embodiment, the 6th embodiment and the 7th embodiment that disclose respectively as Fig. 5, Fig. 6 and Fig. 7, in these three embodiment, this keypad portion 10 all is to link this base plate 11 and keycap 15 with an interlinked mechanism 14, and this interlinked mechanism 14 comprises one and connects the movable part 141 of establishing base plate 11 and keycap 15, and one supports the elastomer 142 of this keycap 15 to provide keycap 15 restoring forces; Different places are that in Fig. 5, this shadow shield 21 is arranged on this circuit board 12, and transmission region 211 is positioned at keycap 15 belows, and the light of light emitting source 22 is appeared by keycap 15 by transmission region 211.In Fig. 6, this shadow shield 21 is arranged between this circuit board 12 and this base plate 11, and among Fig. 7, this shadow shield 21 is arranged on this base plate 11 belows, and the position of the transmission region 211 of this shadow shield 21 is all below the gap 16 of keycap 15, the light that makes this light emitting source 22 conducts to the gap 16 of keycap 15 in 21 times conduction of shadow shield and by transmission region 211, makes the gap 16 of keycap 15 luminous.

In sum, the utility model mainly is provided with a shadow shield 21 below keycap 15, and this shadow shield 21 is provided with a transmission region 211 and a non-transmission region 212, and extend in the lower surface of this shadow shield 21 and to be provided with at least one light emitting source 22, the light that makes this light emitting source 22 is in this shadow shield 21 belows conduction, and upwards appear this keypad portion 10 by the transmission region 211 of this shadow shield 21, make this keypad portion 10 present local luminous, and be convenient to distinguish the position of each keycap 15, improve the convenience of using, and increase the accuracy of knocking input.

Above-mentioned is preferred embodiment of the present utility model only, is not to be used for limiting practical range of the present utility model, and promptly all equivalences of being done according to the utility model claim change and modify, and all should be technology category of the present utility model.

Claims

1. A partial luminous keyboard, characterized in that the partial luminous keyboard comprises:

A keyboard part (10) has a base plate (11) and a plurality of keycaps (15) that move up and down relative to the base plate (11), and a There is a circuit board (12);

A light-emitting part (20), which has a light-shielding plate (21) arranged under the keycap (15), and the light-shielding plate (21) is provided with a light-transmitting area (211) and a non-light-transmitting area (212) , and at least one light-emitting source (22) is extended on the lower surface of the light-shielding plate (21), the light of the light-emitting source (22) is transmitted under the light-shielding plate (21) and passes through the light-shielding plate The light-transmitting area (211) of (21) sees through the keyboard part (10) upwards.

2. The partially illuminated keyboard according to claim 1, characterized in that, the light-shielding plate (21) is arranged under the bottom plate (11).

3. The partially illuminated keyboard according to claim 1, characterized in that, the light-shielding plate (21) is arranged between the circuit board (12) and the bottom plate (11), and the bottom plate (11) ) is provided with an accommodating hole (111) for accommodating the light emitting source (22).

4. The partially illuminated keyboard according to claim 1, characterized in that, the shading plate (21) is arranged on the circuit board (12), and the circuit board (12) is provided with a housing for the The accommodating hole (121) of the light source (22).

5. The partially illuminated keyboard according to claim 1, characterized in that, the keyboard part (10) is provided with a top plate (13) between the keycap (15) and the circuit board (12), And be provided with a linkage mechanism (14).

6. The partially illuminated keyboard according to claim 5, characterized in that, the shading plate (21) is arranged between the top plate (13) and the keycap (15), and the top plate (13) ) is provided with an accommodating hole (131) for accommodating the light emitting source (22).

7. The partially illuminated keyboard according to claim 5, characterized in that, the linkage mechanism (14) comprises a movable part (141) connecting the top plate (13) and the keycap (15) And an elastic body (142) supporting the keycap (15).

8 . The partially illuminated keyboard according to claim 1 , characterized in that, the keyboard part ( 10 ) connects the bottom plate ( 11 ) and the keycap ( 15 ) through a linkage mechanism ( 14 ).

9. The partially illuminated keyboard according to claim 8, characterized in that the linkage mechanism (14) comprises a movable part (141) connecting the bottom plate (11) and the keycap (15), and An elastic body (142) supporting the keycap (15).

10. The partially illuminated keyboard according to claim 1, characterized in that, the light source (22) is a light emitting diode.

11. The partially illuminated keyboard according to claim 1, characterized in that, the light-transmitting region (211) is a through hole.

12. The partially illuminated keyboard according to claim 1, characterized in that the light-transmitting region (211) is a light-guiding material.

13. The partially illuminated keyboard according to claim 1, characterized in that, the light-transmitting region (211) is set at the position below the keycap (15) or in the gap (16) of the keycap (15) below.