CN104867772A - Novel thin-type keyboard - Google Patents
Novel thin-type keyboard Download PDFInfo
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- CN104867772A CN104867772A CN201510204555.2A CN201510204555A CN104867772A CN 104867772 A CN104867772 A CN 104867772A CN 201510204555 A CN201510204555 A CN 201510204555A CN 104867772 A CN104867772 A CN 104867772A
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- keyboard
- base plate
- keycap
- novel
- novel slimming
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Abstract
The invention provides a novel thin-type keyboard which comprises a surface cover, a bottom plate, a conductive thin film and at least one key assembly. The surface cover is at least provided with one through hole, and is provided with a first limitation portion at the through hole place. The key assembly comprises a key cap and at least one silica gel key. The key cap is a housing which has a second accommodation space and one end of which is opened, wherein the opening end of the housing is provided with a second limitation portion in an outward-extending manner. The second limitation portion and the first limitation portion are limited each other. The silica gel key is arranged in the second accommodation space. According to the thin-type keyboard, an existing scissor pin structure is replaced by the limitation structure between the key cap and the cover plate, so that not only the number of structure members is reduced, and the harsh requirement for the thin keyboard is met, but also assembly is done very conveniently; sufficient stroke and great feedback strength of the key can be guaranteed; each structure member is simple in die, die opening period is short, and die cost is low;and the whole structure is simple and the cost is low.
Description
Technical field
The present invention relates to a kind of keyboard.
Background technology
Keyboard, as a kind of common input unit, is widely used on computer and various different electronic product equipment.Along with the extensive use of electronic product, keyboard occupies more and more consequence in the entire system as the means of man-machine communication.Existing keyboard structure is generally made up of keycap, scissor, rubber elastomer, film circuit board and aluminium sheet etc., when applying pressing force to keycap, keycap is pressed on rubber elastomer downwards, makes rubber elastomer conflict film circuit board, thus formation circuit turn-on, realize keyboard operation.Scissor formula keyboard its because of reasons in structure, overall dimensions is thicker, and structural member opening period is long, cost is high, assemble, carry all very inconvenience.Market is also proposed tactile keyboard simultaneously, this keyboard can be accomplished frivolous, but because of this kind of keyboard employing is touch, during input, sensation is typewrited just as on a flat board, importer can not obtain the feedback sense of input from keyboard, and the tactile keyboard area had is little, button arrangement is compact, is easy to produce the phenomenon of by mistake beating during input.
Summary of the invention
Technical problem solved by the invention be to provide a kind of structure simple, assemble convenient, with low cost and there is the slimming keyboard of good sense of touch.
The present invention solves the problems of the technologies described above adopted technical scheme:
The invention provides a kind of novel slimming keyboard, it comprises a cover, a base plate, a conductive film and at least one button assembly; Described cover has a upper surface and a lower surface, and it is at least provided with the through hole of a through upper surface and lower surface, and the lower surface of described cover is provided with the first limiting section in through hole; Described base plate is fixed on the downside of described cover, and the two fastens formation first accommodation space; Described conductive film to be placed in the first accommodation space and to be resisted against on described base plate; Described button assembly is located in described through hole, it comprises a keycap and at least one silica gel push-button, described keycap is a housing with the second accommodation space and one end open, its openend stretches out and is provided with the second limiting section, described second limiting section and described first limiting section mutually spacing, described silica gel push-button is placed in described second accommodation space, and its one end is resisted against inside described keycap, and the other end is resisted against on described conductive film.
As the further improvement of technique scheme, described first limiting section comprises at least one screens groove, described second limiting section correspondence comprise at least one extend evagination and with the screens block of the convex complementation of described screens geosynclinal concave.
As the further improvement of technique scheme, described screens groove is an endless groove, and described screens block is an annular flange flange.
As the further improvement of technique scheme, described first limiting section also comprises the first projection arranged around endless groove.
As the further improvement of technique scheme, the openend of described through hole and keycap is all square, and described screens groove is the groove arranged along described bore periphery, described screens block be along described openend arrange and with the lug of described groove match.
As the further improvement of technique scheme, four limits of described through hole are respectively provided with a described groove, and the four each correspondences in limit of described openend are provided with a described lug.
As the further improvement of technique scheme, described groove is located at the mid point on each limit of described through hole, and described lug is located at the mid point on each limit of described openend.
As the further improvement of technique scheme, four limits of described cover are provided with the second projection for abutting with described base plate.
As the further improvement of technique scheme, the lower surface of described cover is provided with the first reference column of protrusion, and described conductive film is provided with the first location hole passed for the first reference column.
As the further improvement of technique scheme, described first reference column is provided with a boss, and described boss is for pressing on described base plate by described conductive film.
As the further improvement of technique scheme, described base plate is provided with the second location hole passed for the first reference column.
As the further improvement of technique scheme, described first reference column is a hot molten column, and described second location hole is a hot melt hole, and cover and base plate are connected by hot melting way.
As the further improvement of technique scheme, described button assembly also comprises is located at the inner elastic component supplying keycap back stretch for assisted Extraction of described second accommodation space.
As the further improvement of technique scheme, be provided with the second reference column inside described keycap, described elastic component is spring, and spring one end is sheathed on described second reference column, and the other end is resisted against on described conductive film.
As the further improvement of technique scheme, described novel slimming keyboard also comprises one for illuminating the backing structure of button.
As the further improvement of technique scheme, described backing structure comprises described base plate and is arranged at the LED light source of described bottom panel side, and described base plate adopts optical grade optical material, which is provided with light guiding points.
As the further improvement of technique scheme, described keycap has light transmission.
The invention has the beneficial effects as follows:
Slimming keyboard of the present invention instead of existing scissor leg structure by the position limiting structure between keycap and cover plate, not only reduce the quantity of structural member, reach the rigors of keyboard slimming, and assembling is very convenient, the keycap of case type is directly sheathed on silica gel push-button, button can be ensured, and enough strokes can have again good feedback dynamics, the mould of each structural member is simple, opening period is short, die cost is low, and overall structure is simple and with low cost.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the first execution mode of the novel slimming keyboard of the present invention;
Fig. 2 is the fractionation structural representation of the first execution mode of the present invention;
Fig. 3 is the upper cover of the first execution mode of the present invention and the assembly structure schematic diagram of button assembly;
Fig. 4 is the structural representation of the upper cover of the first execution mode of the present invention;
Fig. 5 is the structural representation of the keycap (not comprising the second reference column) of the first execution mode of the present invention;
Fig. 6 is the structural representation of the keycap (comprising the second reference column) of the first execution mode of the present invention;
Fig. 7 is the overall structure schematic diagram of the present invention's novel slimming keyboard the second execution mode;
Fig. 8 is the fractionation structural representation of the second execution mode of the present invention;
Fig. 9 is the upper cover of the second execution mode of the present invention and the assembly structure schematic diagram of button assembly;
Figure 10 is the structural representation of the upper cover of the second execution mode of the present invention;
Figure 11 is the structural representation of the keycap (not comprising the second reference column) of the second execution mode of the present invention;
Figure 12 is the structural representation of the keycap (comprising the second reference column) of the second execution mode of the present invention.
Embodiment
Be clearly and completely described below with reference to embodiment and the accompanying drawing technique effect to design of the present invention, concrete structure and generation, to understand object of the present invention, characteristic sum effect fully.Obviously; described embodiment is a part of embodiment of the present invention, instead of whole embodiment, based on embodiments of the invention; other embodiments that those skilled in the art obtains under the prerequisite not paying creative work, all belong to the scope of protection of the invention.In addition, all connection/annexations related in patent, not singly refer to that component directly connects, and refer to and according to concrete performance, can connect auxiliary by adding or reducing, and form more excellent draw bail.Each technical characteristic in the present invention, can combination of interactions under the prerequisite of not conflicting conflict.
Fig. 1 to Fig. 6 shows the concrete structure of the first execution mode of the novel slimming keyboard of the present invention.As shown in Figure 1, Figure 2 with shown in Fig. 5, the novel slimming keyboard of the present invention comprises cover 110, base plate 120, conductive film 130, button assembly 140 and LED light source 150.Wherein, base plate 120 is located at the downside of cover 110, the two formation first accommodation space 116 that is connected, it is inner that conductive film 130 is placed in described first accommodation space 116, button assembly 140 one end is limited in described first accommodation space 116, the other end then stretches out outside cover 110, and LED light source 150 is located at the side of described base plate 120, provides back light for giving whole keyboard.
As shown in Figure 2 and Figure 4, cover 110 has a upper surface 111 and a lower surface 112, it is at least provided with the through hole 113 of a through upper surface 111 and lower surface 112, the lower surface 112 of described cover 110 is provided with the first limiting section at through hole 113 place, described first limiting section comprises screens groove and the first projection 115, the shape of screens groove can be rectangle, ring-type, semicircle etc., in the present embodiment, screens groove is an endless groove 114, described first projection 115 is arranged around endless groove 114, for carrying out guide and limit to described button assembly 140.In order to form the first accommodation space 116 mentioned above, four limits of cover 110 are provided with the second projection 117 for abutting with described base plate 120.
Upper cover 110, conductive film 130 and base plate 120 need the fixing guarantee button in accurately location without misoperation, and in this embodiment, what adopt between each parts is the location fixed form that reference column coordinates with location hole.The lower surface of described cover 110 is provided with the first reference column 118 of multiple protrusion, and described conductive film 130 is provided with the first location hole 131 passed for the first reference column 118, and described base plate 120 is provided with the second location hole 121 passed for the first reference column 118.Described first reference column 118 is provided with a boss 118a, and described boss 118a is used for described conductive film 130 to press on described base plate 120.Described first reference column 118 is a hot molten column, and described second location hole 121 is a hot melt hole, and cover 110 and base plate 120 are connected by hot melting way.This fixed form contributes to the installation carrying out integral keyboard more expediently, but in various embodiments, other connected mode can be adopted between upper cover 110 and base plate 120 to fix, such as but not limited to stickup, screw locking, riveted joint etc.
As shown in Figures 2 to 5, button assembly 140 is located in described through hole 113, it comprises a keycap 141 and at least one silica gel push-button 142, described keycap 141 is one have the second accommodation space 1411 and the housing of one end open, its openend 1412 stretches out and is provided with the second limiting section, described second limiting section correspondence comprise at least one extend evagination and with the screens block of the convex complementation of described screens geosynclinal concave, in the present embodiment, screens block is an annular flange flange 1413.Described silica gel push-button 142 is placed in described second accommodation space 1411, and its one end is resisted against inside described keycap 141, and the other end is resisted against on described conductive film 130.When keycap 141 is subject to moving downward from the pressure of finger, make it produce deformation extruding silica gel push-button 142, when keycap 141 is no longer compressed, silica gel push-button 142 provides back stretch to make keycap 141 return to position when not being pressed.The quantity of silica gel push-button 142 can set flexibly according to the size of keycap 141.
As Fig. 3, shown in Fig. 5 and Fig. 6, existing keyboard is all made up of the button of different lengths, such as pure letter key or numerical key are all comparatively upright shapes (button shown in Fig. 5), shift or space bar be longer (button shown in Fig. 6) then, in the present embodiment, both differences are just that the keyboard components of long button is except being provided with except silica gel push-button 142 in middle part, also be provided with for the elastic component of assisted Extraction for keycap 141 back stretch in the both sides of silica gel push-button 142, elastic component is spring or reed, spring 143 is preferably in present embodiment, the second reference column 1414 is provided with inside described keycap 141, described spring 143 one end is sheathed on described second reference column 1414, the other end is resisted against on described conductive film 130.
As shown in Figure 2, base plate 120 is acrylic or the PC sheet material of optical grade, its surface is provided with multiple guide-lighting site, described guide-lighting site can adopt light guide ink printing, chemical etching, laser engraving, hot-forming or direct injection moulding integrated molding mode manufacture form, breach of stepping down is provided with at one or more sides of base plate 120, install in indentation, there of stepping down and be provided with LED light source 150, the quantity of described LED light source 150 and guide-lighting site can set flexibly according to the size of keyboard.As shown in Figure 3, keycap 141 has light transmission, and when keycap 141 is irradiated by light, light is appeared in the position at letter or symbol place namely.It should be noted that at this, slimming keyboard of the present invention increase backing structure be one preferred embodiment, but can select in various embodiments not add backing structure, specifically, do not add backing structure and just not need LED light source 150 yet, base plate 120 also can adopt common plastic cement, metal etc., is not limited to the optical material of optical grade.
Fig. 7 to Figure 12 shows the concrete structure of the second execution mode of the novel slimming keyboard of the present invention.In this embodiment, the novel slimming keyboard of the present invention still comprises cover 210, base plate 220, conductive film 230, button assembly 240 and LED light source 250, button assembly 240 comprises keycap 241, silica gel push-button 242, the button assembly 240 of longer dimension also comprises spring 243, the difference of itself and the first execution mode is the assembly structure between keycap 241 and cover 210, the mounting means of miscellaneous part is all identical with the first execution mode, therefore no longer does repeat specification.In this embodiment, the through hole 213 of described cover 210 and the openend 2412 of keycap 241 are all square, described screens groove is the groove 214 arranged along described through hole 213 periphery, and described screens block is the lug 2413 arranging along described openend 2412 and match with described groove 214.Preferably, four limit mid points of described through hole 213 are respectively provided with a groove 214, and four limit correspondences of described openend 2412 are respectively provided with a lug 2413.It should be noted that, in this preferably execution mode, the position of lug 2413 and groove 214 and quantity limit just that one is preferred embodiment, certainly, lug 2413 and groove 214 correspondence are arranged at non-point midway and also can reach required technique effect, and for the long keycap shown in Figure 12, the quantity of lug 2413 and groove 214 also can increase accordingly.
More than that better enforcement of the present invention is illustrated, but the present invention is not limited to described embodiment, those of ordinary skill in the art also can make all equivalent variations or replacement under the prerequisite without prejudice to spirit of the present invention, and these equivalent distortion or replacement are all included in the application's claim limited range.
Claims (17)
1. a novel slimming keyboard, is characterized in that, comprising: a cover, a base plate, a conductive film and at least one button assembly;
Described cover has a upper surface and a lower surface, and it is at least provided with the through hole of a through upper surface and lower surface, and the lower surface of described cover is provided with the first limiting section in through hole;
Described base plate is fixed on the downside of described cover, and the two fastens formation first accommodation space;
Described conductive film to be placed in the first accommodation space and to be resisted against on described base plate;
Described button assembly is located in described through hole, it comprises a keycap and at least one silica gel push-button, described keycap is a housing with the second accommodation space and one end open, its openend stretches out and is provided with the second limiting section, described second limiting section and described first limiting section mutually spacing, described silica gel push-button is placed in described second accommodation space, and its one end is resisted against inside described keycap, and the other end is resisted against on described conductive film.
2. novel slimming keyboard as claimed in claim 1, is characterized in that: described first limiting section comprises at least one screens groove, described second limiting section correspondence comprise at least one extend evagination and with the screens block of the convex complementation of described screens geosynclinal concave.
3. novel slimming keyboard as claimed in claim 2, it is characterized in that: described screens groove is an endless groove, described screens block is an annular flange flange.
4. novel slimming keyboard as claimed in claim 3, is characterized in that: described first limiting section also comprises the first projection arranged around endless groove.
5. novel slimming keyboard as claimed in claim 2, it is characterized in that: the openend of described through hole and keycap is all square, described screens groove is the groove arranged along described bore periphery, described screens block be along described openend arrange and with the lug of described groove match.
6. novel slimming keyboard as claimed in claim 5, is characterized in that: four limits of described through hole are respectively provided with a described groove, and the four each correspondences in limit of described openend are provided with a described lug.
7. novel slimming keyboard as claimed in claim 6, it is characterized in that: described groove is located at the mid point on each limit of described through hole, described lug is located at the mid point on each limit of described openend.
8. novel slimming keyboard as claimed in claim 1, is characterized in that: four limits of described cover are provided with the second projection for abutting with described base plate.
9. novel slimming keyboard as claimed in claim 1, is characterized in that: the lower surface of described cover is provided with the first reference column of protrusion, and described conductive film is provided with the first location hole passed for the first reference column.
10. novel slimming keyboard as claimed in claim 9, it is characterized in that: described first reference column is provided with a boss, described boss is for pressing on described base plate by described conductive film.
11. novel slimming keyboards as claimed in claim 9, is characterized in that: described base plate is provided with the second location hole passed for the first reference column.
12. novel slimming keyboards as claimed in claim 11, it is characterized in that: described first reference column is a hot molten column, described second location hole is a hot melt hole, and cover and base plate are connected by hot melting way.
13. novel slimming keyboards as described in any one of claim 1 to 12, is characterized in that: described button assembly also comprises that to be located at described second accommodation space inner for the elastic component of assisted Extraction for keycap back stretch.
14. novel slimming keyboards as claimed in claim 13, it is characterized in that: be provided with the second reference column inside described keycap, described elastic component is spring, and spring one end is sheathed on described second reference column, and the other end is resisted against on described conductive film.
15. novel slimming keyboards as described in any one of claim 1 to 12, is characterized in that: described novel slimming keyboard also comprises one for illuminating the backing structure of button.
16. novel slimming keyboards as claimed in claim 15, is characterized in that: described backing structure comprises described base plate and is arranged at the LED light source of described bottom panel side, and described base plate adopts optical grade optical material, which is provided with light guiding points.
17. novel slimming keyboards as claimed in claim 15, is characterized in that: described keycap has light transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510204555.2A CN104867772A (en) | 2015-04-27 | 2015-04-27 | Novel thin-type keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510204555.2A CN104867772A (en) | 2015-04-27 | 2015-04-27 | Novel thin-type keyboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104867772A true CN104867772A (en) | 2015-08-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510204555.2A Pending CN104867772A (en) | 2015-04-27 | 2015-04-27 | Novel thin-type keyboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104867772A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112509840A (en) * | 2020-11-17 | 2021-03-16 | 深圳微步信息股份有限公司 | Keyboard structure without keyboard support and notebook computer |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101572197A (en) * | 2008-04-28 | 2009-11-04 | 深圳富泰宏精密工业有限公司 | Keypad structure |
| CN102280291A (en) * | 2010-06-11 | 2011-12-14 | 鸿富锦精密工业（深圳）有限公司 | Keyboard with buttons which can change positions |
| CN202178186U (en) * | 2011-07-14 | 2012-03-28 | 精元电脑(江苏)有限公司 | Cantilever type key of keyboard |
| CN104036996A (en) * | 2014-06-12 | 2014-09-10 | 北京林业大学 | Suspension type spring balancer for mechanical keyboard |
-
2015
- 2015-04-27 CN CN201510204555.2A patent/CN104867772A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101572197A (en) * | 2008-04-28 | 2009-11-04 | 深圳富泰宏精密工业有限公司 | Keypad structure |
| CN102280291A (en) * | 2010-06-11 | 2011-12-14 | 鸿富锦精密工业（深圳）有限公司 | Keyboard with buttons which can change positions |
| CN202178186U (en) * | 2011-07-14 | 2012-03-28 | 精元电脑(江苏)有限公司 | Cantilever type key of keyboard |
| CN104036996A (en) * | 2014-06-12 | 2014-09-10 | 北京林业大学 | Suspension type spring balancer for mechanical keyboard |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112509840A (en) * | 2020-11-17 | 2021-03-16 | 深圳微步信息股份有限公司 | Keyboard structure without keyboard support and notebook computer |
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| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: The establishment of Baoan District Shiyan Town, 518057 Shenzhen Road, Guangdong province with rich industrial area 2-2 building Applicant after: Hong Guishun Address before: The establishment of Baoan District Shiyan Town, 518057 Shenzhen Road, Guangdong province with rich industrial area 2-2 building Applicant before: Shenzhen Huichuangda Technology Co., Ltd. |
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| CB03 | Change of inventor or designer information |
Inventor after: Ding Jinxin Inventor after: Cao Xiaopeng Inventor before: Ding Jinxin |
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| COR | Change of bibliographic data | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Hao Yao Inventor after: Cao Xiaopeng Inventor after: Ding Jinxin Inventor before: Ding Jinxin Inventor before: Cao Xiaopeng |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150826 |