CN203038829U

CN203038829U - Thin type keyboard

Info

Publication number: CN203038829U
Application number: CN 201220653844
Authority: CN
Inventors: 周进文
Original assignee: Xinju Enterprise Co Ltd
Current assignee: Zippy Technology Corp
Priority date: 2012-11-30
Filing date: 2012-11-30
Publication date: 2013-07-03
Anticipated expiration: 2022-11-30

Abstract

A thin type keyboard comprises a circuit board, a plurality of keycaps and a frame; the circuit board is provided with a plurality of instruction portions which can be touched to generate instruction signals, and a plurality of elastic supporting bodies which are distributed on each instruction portion; the keycaps are arranged in a manner that the keycaps are respectively corresponding to each elastic supporting body; each keycap is provided with at least a pressing surface which can be stressed and pressed, and a carrying surface which has a height difference interval relative to the pressing surface, wherein the cross section of the carrying surface is larger than the pressing surface; the frame is arranged in a manner that the frame is corresponding to the keycaps and is provided with a plurality of assembly portions which are hollowed in a manner that hollowed areas are corresponding to the keycaps and are smaller than the carrying surfaces, and a plurality of ribs which are arranged in a manner that the ribs are adjacent to the peripheries of the assembly portions and are arranged on the carrying surface of each keycap in an overlapping manner; and the frame limits the positions and operation of the keycaps through the assembly portions and the ribs. According to the thin type keyboard of the utility model, the frame limits the positions and operation of the keycaps; the elastic supporting bodies provide recovering forces for pressed keycaps; linkage mechanisms in the prior art are eliminated; and therefore, the thickness of the keyboard can be thinned.

Description

Slight keyboard

Technical field

The utility model relates to a kind of keyboard, refers to especially a kind ofly not have interlinked mechanism and the concrete keyboard implemented of slimming.

Background technology

The computer input equipment of commonly using has CD-ROM drive, mouse and keyboard etc., with regard to keyboard, commonly use keyboard structure just as No. the 445471st, TaiWan, China patent, I220213 number, M346861 number take off, generally be to be subjected to the circuit board, of these keycap triggering for generating command signals to be arranged at substrate and a plurality of interlinked mechanism that connects each keycap and this substrate respectively of this circuit board one side by a plurality of keycaps.These keycaps are stressed when this circuit board displacement, and this interlinked mechanism is forced to simultaneously toward this circuit board displacement, make the contactor conducting on this circuit board and produce corresponding command signal.Yet, though this interlinked mechanism produces corresponding deformation with the displacement state of this keycap, but this interlinked mechanism still has certain thickness, make that keyboard thickness is subject to this interlinked mechanism now, and can't do further slim design, review computer design trend now, many with light, thin, short, little main demand as product.With regard to notebook computer, keyboard thickness has determined the integral thickness of notebook computer, and therefore, none is not devoted to slimming design on the keyboard each manufacturer, and the phase can be designed more frivolous keyboard.

For this reason, part manufacturer begins to carry out structural improvement design at the interlinked mechanism in the keyboard, just as TaiWan, China M434979, M419973, M426075 number, above-mentioned each case all is that this interlinked mechanism is replaced the interlinked mechanism of commonly using with another structure aspect or another element, but above-mentioned each structure or aspect still have certain thickness, cause and cause the slimming of keyboard still restricted.

The utility model content

Main purpose of the present utility model is to provide a kind of and limits these keycap position and operations with housing, and the concrete keyboard of slimming.

For reaching above-mentioned purpose, the utility model provides a kind of slight keyboard, this slight keyboard includes a circuit board, a plurality of keycaps and a framework, this circuit board has a plurality of instruction departments that produce command signal that contacted, and a plurality of elastic supports that are laid on each instruction department, keycap corresponds respectively to each elastic support setting, and each keycap has at least one stressed press surface of pressing, and one have a height fall interval and cross section greater than the loading end of this press surface with respect to this press surface, this framework then arranges corresponding to these keycaps, this framework have that a plurality of corresponding keycaps are offered and the area of saturating dummy section less than the cross section assembled portion of this loading end, and a plurality ofly be adjacent to the periphery of this assembled portion and be stacked at the ribs of the loading end of each keycap, and limit position and the operation of keycap by this assembled portion and this rib.

In an embodiment, the thickness of this framework can be less than or equal to the height fall interval between this press surface and this loading end.

In an embodiment, this loading end only extends wherein two ora terminalis that protrude from this press surface.

In an embodiment, this rib only is stacked on wherein two ends of this press surface.

In an embodiment, this framework has a limiting section corresponding with this loading end in the position that this rib is stacked at this loading end of this keycap.

In an embodiment, this elastic support is arranged at middle position or four corner locations of keycap.

In an embodiment, this elastic support has one to be subjected to the extruding of these keycaps and to contact this circuit board to produce the triggering portion of command signal.Elastic support is a dome reed.

In an embodiment, these keycaps have one with respect to the another side setting of this press surface and this loading end and towards a bottom surface of this circuit board, and this bottom surface is then extended to this circuit board and is provided with a contact site.

By the aforementioned techniques scheme, the utility model has following advantage at least compared to prior art:

One, keyboard thickness is able to concrete slimming.The utility model slight keyboard is position and the operation that limits these keycaps with this framework, and the return action power after providing that these keycaps are stressed and press with this elastic support, saved the setting of commonly using interlinked mechanism, caused and make the specifically slimming of keyboard thickness.

Two, the keyboard assembling is simple relatively.The utility model slight keyboard only need just can be finished assembling by easy location, needs to implement repeatedly to fasten step and just can finish assembling between each assembly and the interlinked mechanism compared to commonly using keyboard, and the utility model assembling mode is simple relatively.

Three, simplify the composition of keyboard.Commonly use keyboard structure and need utilize a substrate to accept interlinked mechanism, cause and derive the keyboard structure of many corresponding assemblings, review the utility model slight keyboard and there is no interlinked mechanism, and the setting that can save this substrate makes the composition of this slight keyboard simple relatively.

Description of drawings

Fig. 1 is the perspective exploded view of the utility model slight keyboard first embodiment.

Fig. 2 is for looking schematic diagram on the utility model slight keyboard first embodiment.

Fig. 3 is A-A line segment generalized section among Fig. 2 of the utility model slight keyboard first embodiment.

Fig. 4 is for looking schematic diagram on the utility model slight keyboard second embodiment.

Fig. 5 is the perspective exploded view of the utility model slight keyboard the 3rd embodiment.

Fig. 6 is the generalized section of the utility model slight keyboard the 4th embodiment.

Fig. 7 is the perspective exploded view of the utility model slight keyboard the 5th embodiment.

Embodiment

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

See also Fig. 1 to Fig. 3, the utility model slight keyboard comprises a circuit board 1 at least, a plurality ofly is arranged at the framework 3 that keycap 2 on this circuit board 1 and corresponding these keycaps 2 arrange.More specifically explanation, this circuit board 1 has a plurality of instruction departments 11 that produce command signal that contacted, and a plurality of elastic supports 12 that are laid on each instruction department 11, these keycaps 2 are corresponding each elastic support 12 setting respectively then, and each keycap 2 has at least one stressed press surface of pressing 21, and one relative this press surface 21 have the loading end 22 of the interval H of a height fall, and the cross section of this loading end 22 is greater than this

press surface

21,3 of this frameworks have the assembled portion 31 that these keycaps 2 of a plurality of correspondences are offered, and a plurality of ribs 32 that are adjacent to these assembled portion 31 peripheries, the saturating dummy section of this assembled portion 31 that is to say that less than this loading end 22 area of this saturating dummy section is less than the cross section of this loading end 22.

Hold, during the assembling of the utility model slight keyboard, earlier these elastic supports 12 are arranged each instruction department 11 on should circuit board 1 respectively, again these keycaps 2 are located on each elastic support 12, again this framework 3 is arranged with these assembled portion 31 corresponding these keycaps 2 at last, and the rib 32 on this framework 3 is stacked on the loading end 22 of each keycap 2, and limit position and the operation of these keycaps 2 with this assembled portion 31 and this rib 32.Further, for limiting position and the operation of these keycaps 2 really, the thickness of this framework 3 can be less than the interval H of the height fall between this press surface 21 and this loading end 22, that is to say, the keycap 2 of assembling after finishing, its press surface 21 protrudes from this framework 3, and this measure can make when this keycap 2 is stressed to be moved toward these circuit board 1 directions, still be subject among this assembled portion 31, and then can avoid this keycap 2 to take place because of the stressed problem that breaks away from this assembled portion 31 of pressing.In addition, the thickness of this framework 3 also can be equal to the interval H of height fall between this press surface 21 and this loading end 22.In addition, this framework 3 also further can have in the position that this rib 32 is stacked at the loading end 22 of this keycap 2 one mutually should loading end 22 limiting section 33, this limiting section 33 can further limit the position of these keycaps 2 on this framework 3.

Again, above-described embodiment is that each end with this loading end 22 is established by the folded of this rib 32 all, and the position of limiting these keycaps 2, yet the utility model is not as limit, and the assembled portion 31 of this framework 3 also can produce deformation slightly, makes this rib 32 only lean wherein both ends 22a, the 22b of these keycaps 2, just as shown in Figure 4, yet it is be subjected to this rib 32 position that the both ends 22a, the 22b that establish have limited this keycap 2 equally of folding, but shown in Figure 4 only for for example, not in order to limit the utility model.On the other hand, above-described embodiment protrudes from around this press surface 21 with these loading end 22 extensions, make each end of this press surface 21 stacked by this rib 32, yet the utility model is not as limit, this loading end 22 also can only extend the wherein two ends that protrude from this press surface 21, aspect just as shown in Figure 7, this rib 32 is then only folded on this loading end 22 outstanding by these press surface 21 two ends.

In addition, after this elastic support 12 and these keycaps 2 assemblings, this elastic support 12 can further be arranged at the middle position of these keycaps 2, again or disclosed as Fig. 5, be arranged at four corner locations of these keycaps 2, and this elastic support 12 can be a sponge.And seeing also Fig. 6, this elastic support 12a can further have one and be subjected to these these circuit boards 1 of keycaps 2 extruding contacts to produce the triggering portion 121 of command signals, and the elastic support 12a with this triggering portion 121 may further be a dome reed.On the other hand, see also Fig. 3 and Fig. 6 again, these keycaps 2 of the utility model can further have relative this press surface 21 and the 22 another side settings of this loading end and towards a bottom surface 23 of this circuit board 1, and this bottom surface 23 further is extended with a contact site 231 to this circuit board 1, this contact site 231 is stressed during toward this circuit board 1 displacement in these keycaps 2, contacts this instruction department 11 and makes it produce command signal.

In sum, the utility model slight keyboard is the execution mode with another kind of form, save the setting of commonly using interlinked mechanism, and then can make the concrete slimming of keyboard thickness, and limit the execution mode of these keycap positions and operation with this framework, only need during assembling by simple contraposition, just can finish enforcement, so the utility model slight keyboard is compared and is commonly used the slimming of keyboard tool, easily assembled and advantage of simple structure.

Below the utility model is described in detail, yet the above person, it only is a preferred embodiment of the present utility model, when not limiting the scope that the utility model is implemented with this, be that all equalizations of doing according to the utility model claim change and modification, all should still belong in the patent covering scope of the present utility model.

Claims

1. a slight keyboard is characterized in that, described slight keyboard comprises:

One circuit board, described circuit board have a plurality of instruction departments that contacted the generation command signal, and a plurality of elastic support that is laid on each described instruction department;

A plurality of keycaps, described keycap corresponds respectively to each described elastic support setting, each described keycap has at least one stressed press surface that is pressed, and one has a height fall interval and cross section greater than the loading end of described press surface with respect to described press surface;

One framework, described framework is corresponding to described keycap setting, described framework have that the described keycap of a plurality of correspondences is offered and saturating dummy section less than the assembled portion of described loading end, and a plurality ofly be adjacent to the periphery of described assembled portion and be stacked at rib on the described loading end of each described keycap, limit position and the operation of described keycap by described assembled portion and described rib.

2. slight keyboard according to claim 1 is characterized in that, the thickness of described framework is less than the described height fall interval between described press surface and the described loading end.

3. slight keyboard according to claim 1 is characterized in that, the thickness of described framework equals the described height fall interval between described press surface and the described loading end.

4. slight keyboard according to claim 1 is characterized in that, described loading end only extends wherein two ora terminalis that protrude from described press surface.

5. slight keyboard according to claim 1 is characterized in that, described rib only is stacked on wherein two ends of described press surface.

6. slight keyboard according to claim 1 is characterized in that, described framework has a limiting section corresponding with described loading end in the position that described rib is stacked at the described loading end of described keycap.

7. slight keyboard according to claim 1 is characterized in that, described elastic support is arranged at the middle position of described keycap.

8. slight keyboard according to claim 1 is characterized in that, described elastic support is arranged at four corner locations of described keycap.

9. slight keyboard according to claim 1 is characterized in that, described elastic support has one to be subjected to the extruding of described keycap and to contact described circuit board to produce the triggering portion of command signal.

10. slight keyboard according to claim 1 is characterized in that, described elastic support is a dome reed.

11. slight keyboard according to claim 1, it is characterized in that, described keycap has one with respect to the another side setting of described press surface and described loading end and towards a bottom surface of described circuit board, and described bottom surface is extended to described circuit board and is provided with a contact site.