CN104992866A - Keyboard button and keyboard - Google Patents
Keyboard button and keyboard Download PDFInfo
- Publication number
- CN104992866A CN104992866A CN201510378512.6A CN201510378512A CN104992866A CN 104992866 A CN104992866 A CN 104992866A CN 201510378512 A CN201510378512 A CN 201510378512A CN 104992866 A CN104992866 A CN 104992866A
- Authority
- CN
- China
- Prior art keywords
- elastic arm
- keyboard
- keycap
- pedestal
- flange
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
- H01H13/702—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches
- H01H13/705—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches characterised by construction, mounting or arrangement of operating parts, e.g. push-buttons or keys
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2231/00—Applications
- H01H2231/002—Calculator, computer
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2235/00—Springs
- H01H2235/01—Spiral spring
Abstract
The invention provides a keyboard button and a keyboard. The keyboard button comprises a key cap, a pedestal, a film circuit board and an elastic element, wherein when the key cap moves towards the pedestal along a first direction, the elastic element generates an elastic restoration force, and the elastic restoration force can enable the key cap to move along the opposite direction of the first direction. The keyboard button further comprises an elastic arm which is arranged on the pedestal and is provided with a pressing portion and a touch portion and a first flange which is arranged at the key cap, wherein when the key cap moves towards the pedestal along the direction, the first flange is pressed against the pressing portion to drive the touch portion to move to a second position so as to abut against the film circuit board, and when the key cap continuously moves towards the pedestal along the first direction, the first flange is separate from the pressing portion, and the touch portion is restored to a first position, such that touch control of a single time is realized, and continuous push is avoided.
Description
Technical field
The present invention relates to keyboard technique field, particularly relate to a kind of pressing in process and perform the some touch keyboard that single compresses and the keyboard using this keyboard.
Background technology
Along with socioeconomic development, computer has obtained applying more and more widely.And along with people are to the use of computer more and more diversification, people to computer particularly operating computer time the most frequently used computor-keyboard requirement also more and more higher.
The keyboard of existing design has two kinds: a kind of is the keyboard of volcanic crater formula framework, and be used for mating the large keyboard that desktop computer uses, its feel is better, but thicker, and volume is large; Another kind is the keyboard of scissor leg structure, is used for greatly on the small and exquisite product of notebook computer, personal digital assistant equal-volume, its relatively light and very thin thickness, but feel is poor.Above-mentioned two kinds of keyboards respectively have pluses and minuses.There is a common problem for above-mentioned two kinds of keyboards is exactly: after keyboard pressing, do not put if pinned, it is corresponding that keyboard can continue touch-control, if so accidentally there is thing to be pressed on keyboard in real life, lasting input information can be caused, produce misoperation; In addition, because of circuit board and contact continuous contact and transmission current, contact place persistent fever and easily produce the phenomenon of bonding, causes element dysfunction.
Therefore, a kind of novel keyboard of design and keyboard is necessary, to overcome above-mentioned defect.
Summary of the invention
The object of the present invention is to provide a kind of keyboard and keyboard, it can realize single touch-control in pressing process, avoids Continued depression contact.
For achieving the above object, the invention provides a kind of keyboard, comprise keycap, pedestal, film circuit board and flexible member, when this keycap is along first direction towards this base motion, this flexible member produces an elastic restoring force, and this elastic restoring force can make this keycap along the counter motion of this first direction, and this keyboard also comprises: elastic arm, be arranged at this pedestal, this elastic arm has pressure section and contacting part; And first flange, be arranged at this keycap; Wherein, when this keycap is along this first direction towards this base motion, this first flange compresses this pressure section and moves to the second place to compress this film circuit board to drive this contacting part, when this keycap continues along this first direction towards this base motion, this first flange is separated with this pressure section, and this contacting part returns to primary importance.
Preferably, this pressure section is arranged at one end of this elastic arm, and this contacting part is arranged at the medium position of this elastic arm.
Preferably, this elastic arm has the first elastic arm and the second elastic arm, this first elastic arm has first end and the second end, this second elastic arm has the 3rd end, this second end is connected to the 3rd end, this pressure section is arranged at this first end of this first elastic arm, and this contacting part is arranged at the 3rd end.
Preferably, this pedestal has upper cover, and this upper cover has the first fluting, and this second elastic arm also has the 4th end, and the 4th end is arranged at one end of this first fluting, and this second elastic arm extends along this first fluting.
Preferably, this pedestal has upper cover, and this upper cover has substrate and fixed part, this substrate offers the first fluting, this fixed part offers the second fluting, this first fluting second is slotted with this and is communicated with, this second elastic arm is positioned at this first fluting place, and this first elastic arm is positioned at this second fluting place.
Preferably, this pedestal also has supporting cover, and this supporting cover has first surface, and when free state, this second elastic arm is parallel to this first surface and arranges, and this first elastic arm and this first direction form a predetermined angle.
Preferably, when free state, this contacting part is positioned at this primary importance, and this contacting part is arranged towards this film circuit board, and this contacting part and this film circuit board are at a distance of the first distance.
Preferably, this pedestal has keyhole, and this key post can move upward along this first party in this keyhole.
Preferably, this first flange is positioned at the first side of this fixed part, and this elastic arm relatively this first flange is arranged.
For achieving the above object, present invention also offers a kind of keyboard, comprising the keyboard described in above-mentioned any one.
Compared with prior art, keyboard provided by the invention and keyboard, when pressing keycap, by the contact on elastic arm single touch-control film circuit board to realize the input of some dynamic formula signals, when continuing pressing, elastic arm can cross the first flange on keycap, this elastic arm recovers elastic deformation and contacting part is separated with film circuit board, prevent the contact on contacting part Continued depression film circuit board, avoid the input of persistent signal, and the constant conduction heating of contact place can not be produced and damage product element.
Accompanying drawing explanation
Fig. 1 is the perspective view of the keyboard of the embodiment of the present invention;
Fig. 2 is the detonation configuration schematic diagram of the keyboard of the embodiment of the present invention;
Fig. 3 is Fig. 1 cross-sectional view along A-A direction when being in free state;
Fig. 4 is the partial enlarged drawing in the region of S shown in Fig. 3;
Fig. 5 a to Fig. 5 d is the process schematic of the embodiment of the present invention along first direction pressing keycap;
When Fig. 6 a to Fig. 6 c is embodiment of the present invention cancellation pressing keycap, keycap button returns to the process schematic of free state.
Embodiment
For making there is further understanding to object of the present invention, structure, feature and function thereof, embodiment is hereby coordinated to be described in detail as follows.
Some vocabulary is employed to censure specific element in the middle of specification and claims.Person with usual knowledge in their respective areas should understand, and same element may be called by manufacturer with different nouns.This specification and claims book is not used as the mode of distinguish one element from another with the difference of title, but is used as the criterion of differentiation with element difference functionally." comprising " mentioned in the middle of specification and claim is in the whole text open term, therefore should be construed to " including but not limited to ".
Shown in Fig. 4, disclose the structural representation of the first embodiment of keyboard of the present invention, keyboard 100 comprises keycap 1, pedestal 2, film circuit board 3, flexible member 4, elastic arm 5 and the first flange 13, in the present embodiment, this flexible member 4 is spring, elastic restoring force when moving away from pedestal 2 to provide keycap 1.
Pedestal 2 has upper cover 21 and supporting cover 22, upper cover 21 coordinates with supporting cover 22 to make this film circuit board 3 be located between upper cover 21 and supporting cover 22, upper cover 21 has the first fluting 2112, elastic arm 5 is arranged in this first fluting 2112, and the first fluting 2112 provides elastic arm 5 that elastically-deformable space occurs.Upper cover 21 has substrate 211 and fixed part 212, and substrate 211 has second surface 2111, and second surface 2111 is perpendicular to central axis Z, and fixed part 212 is a column structure, and fixed part 212 is arranged at second surface 2111 side of upper cover 21.Preferably, fixed part 212 is arranged perpendicular to second surface 2111, and fixed part 212 is provided with keyhole 2121 along the direction of this central axis Z, and the first side wall of fixed part 212 is provided with the second fluting 2122, second and slots and 2122 and first slot and 2112 to be communicated with.Supporting cover 22 has first surface 221, and first surface 221 is perpendicular to this central axis Z.
Elastic arm 5 is arranged on this pedestal 2, and elastic arm 5 has pressure section 53 and contacting part 54; Pressure section 53 is arranged at a free end of elastic arm 5, and the other end of elastic arm 5 is arranged on upper cover 21, and this contacting part 54 is arranged at the medium position of this elastic arm 5.Further, elastic arm 5 has the first elastic arm 51 and the second elastic arm 52, first elastic arm 51 has first end 511 and the second end 512, second elastic arm 52 has the 3rd end 521 and the 4th end 522, second end 512 of the first elastic arm 51 is connected to the 3rd end 521 of the second elastic arm 52, form the angle of " V " font structure with this first elastic arm 51 and the second elastic arm 52, this angle is greater than 90 degree; Pressure section 53 is arranged at the first end 511 of the first elastic arm 51, and contacting part 54 is arranged at the 3rd end 521 of the second elastic arm 52.4th end 522 of the second elastic arm 52 is arranged at the end of the first fluting 2112 and extends along the first fluting 2112 to the first side wall of fixed part 212.So, the second elastic arm 52 is positioned at the first fluting 2112 place, and can produce elastic deformation, and the first elastic arm 51 is positioned at the second fluting 2122 place, and can produce elastic deformation.
Keycap 1 has key post 11, press section 12 and the first flange 13, and side, press section 12 is supplied to user's pressing, and opposite side is provided with key post 11, and key post 11 is arranged and close fixed part 212 along the direction of this central axis Z.First flange 13 is arranged at the first side of key post 11, and this first flange 13 protrudes from this first side.Definition keycap 1 is first direction D1 towards the direction that pedestal 2 moves, when keyboard 100 has been assembled, key post 11 is fixed in keyhole 2121 slidably, this first side is arranged near this first side wall, to make relative first flange 13 of elastic arm 5 arrange, and can pressing keycap 1 process in produce interfere thus trigger the contact of film circuit board 3 is controlled.Key post 11 can move along on this first direction D1 in keyhole 2121, to realize the pressing operation to keyboard 100.Again see Fig. 2, flexible member 4 is arranged along key post 11, and one end of flexible member 4 abuts keycap 1, and the other end abuts pedestal 2, so, the direction of centrally axis Z elastic deformation can occur with the power providing keycap 1 to return to the state of not being pressed.
See Fig. 3 and Fig. 4, when free state, relative first flange 13 of pressure section 53 is arranged, and do not contact with the first flange 13, now, the second elastic arm 52 is parallel to first surface 221, and the first elastic arm 51 has angle with this first direction D1 shape, so, relative second end 512 of the first end 511 of the first elastic arm 51 is closer to this central axis Z; Now, contacting part 54 is positioned at primary importance, and arranges towards film circuit board 3, and the surface of contacting part 54 and film circuit board 3 is at a distance of the first distance H, and during to ensure not press keycap 1, the contact of film circuit board 3 correspondence is not switched on, and is namely in cut-off state.
See Fig. 5 a, when apply in the press section 12 of keycap 1 one along the active force of this first direction D1 time, key post 11 moves along this first direction D1 towards the first surface 221 of the supporting cover 22 of pedestal 1 in keyhole 2121, that is move towards film circuit board 3, first flange 13 moves along on this first direction D1 along with key post 11, and produce with pressure section 53 and interfere, first flange 13 presses pressure section 53, roughly move along first direction D1 to make the first elastic arm 51, thus drive the second elastic arm 52 that elastic deformation occurs, contacting part 54 moves to the second place to compress the contact site of film circuit board 3, see Fig. 5 b, now film circuit board 3 conducting, to realize signal input control.Continue the press section 12 pressing keycap 1 along this first direction D1, contacting part 54 pushes against film circuit board 3, first flange 13 is formed with pressure section 53 further interferes, there is elastic deformation in the first elastic arm 51, pressure section 53 is compressed to do moving away from key post 11, see Fig. 5 c along second direction D2 by the first flange 13; Continue the press section 12 pressing keycap 1 along this first direction D1, pressure section 53 crosses the first flange 13, pressure section 53 is separated with the first flange 13, first elastic arm 51 and the second elastic arm 52 all recover deformation, now, elastic arm 5 returns to free state, and contacting part 54 returns to this primary importance, see Fig. 5 d.In above process, flexible member 4 is in all the time and elastically-deformable state occurs, and flexible member 4 produces an elastic restoring force, and this elastic restoring force can make keycap 1 along the counter motion of this first direction D1.Whereby, by the contact on elastic arm 5 single touch-control film circuit board 3 to realize the input of some dynamic formula signals, when continuing pressing, the pressure section 53 of elastic arm 5 can cross the first flange 13 on keycap 1, this elastic arm 5 recovers elastic deformation and contacting part 54 is separated with film circuit board 3, prevents the contact on contacting part 54 Continued depression film circuit board 3, avoids the input of persistent signal, and the constant conduction heating of contact place can not be produced and damage product element, structure is simple, good operability.
With further reference to Fig. 6 a to Fig. 6 c, when the active force along this first direction D1 that cancellation applies the press section 12 of keycap 1, flexible member 4 recovers elastic deformation, keycap 1 is moved along fourth direction D4, this fourth direction D4 is contrary with the direction of this first direction D1, now, first flange 13 is formed with pressure section 53 again interferes, elastic deformation is there is to make elastic arm 5, pressure section 53 is compressed roughly do moving away from key post 11 along this second direction D2 by the first flange 13, now, contacting part 54 can not be driven the contact compressing film circuit board 3; Flexible member 4 continues to recover elastic deformation, and keycap 1 is moved along fourth direction D4, and the first flange 13 is cancelled with the interference of pressure section 53, and the first flange 13 is separated with pressure section 53, until keyboard 100 returns to free state.Recover deformation with in the process driving this keycap 1 and move along this fourth direction D4 at flexible member 4, this contacting part 54 no longer compresses film circuit board.
The embodiment of the present invention additionally provides a kind of keyboard, comprises the keyboard 100 described in above-described embodiment, and this keyboard is provided with multiple keyboard 100, and the structure of the plurality of keyboard 100, function and the course of work are same as the previously described embodiments, repeat no more herein.This keyboard by the contact on elastic arm 5 single touch-control film circuit board 3 to realize the input of some dynamic formula signals, when continuing pressing, the pressure section 53 of elastic arm 5 can cross the first flange 13 on keycap 1, this elastic arm 5 recovers elastic deformation and contacting part 54 is separated with film circuit board 3, prevent the contact on contacting part 54 Continued depression film circuit board 3, avoid the input of persistent signal, and can not produce the constant conduction heating of contact place and damage product element, structure is simple, good operability.
The present invention is described by above-mentioned related embodiment, but above-described embodiment is only enforcement example of the present invention.Must it is noted that the embodiment disclosed limit the scope of the invention.On the contrary, change done without departing from the spirit and scope of the present invention and retouching, all belong to scope of patent protection of the present invention.
Claims (10)
1. a keyboard, comprise keycap, pedestal, film circuit board and flexible member, when this keycap is along first direction towards this base motion, this flexible member produces an elastic restoring force, this elastic restoring force can make this keycap along the counter motion of this first direction, it is characterized in that, this keyboard also comprises:
Elastic arm, is arranged at this pedestal, and this elastic arm has pressure section and contacting part; And
First flange, is arranged at this keycap;
Wherein, when this keycap is along this first direction towards this base motion, this first flange compresses this pressure section and moves to the second place to compress this film circuit board to drive this contacting part, when this keycap continues along this first direction towards this base motion, this first flange is separated with this pressure section, and this contacting part returns to primary importance.
2. keyboard as claimed in claim 1, it is characterized in that, this pressure section is arranged at one end of this elastic arm, and this contacting part is arranged at the medium position of this elastic arm.
3. keyboard as claimed in claim 1, it is characterized in that, this elastic arm has the first elastic arm and the second elastic arm, this first elastic arm has first end and the second end, this second elastic arm has the 3rd end, this second end is connected to the 3rd end, and this pressure section is arranged at this first end of this first elastic arm, and this contacting part is arranged at the 3rd end.
4. keyboard as claimed in claim 3, it is characterized in that, this pedestal has upper cover, and this upper cover has the first fluting, and this second elastic arm also has the 4th end, and the 4th end is arranged at one end of this first fluting, and this second elastic arm extends along this first fluting.
5. keyboard as claimed in claim 3, it is characterized in that, this pedestal has upper cover, this upper cover has substrate and fixed part, this substrate offers the first fluting, this fixed part offers the second fluting, this first fluting second is slotted with this and is communicated with, this second elastic arm is positioned at this first fluting place, and this first elastic arm is positioned at this second fluting place.
6. keyboard as claimed in claim 3, it is characterized in that, this pedestal also has supporting cover, this supporting cover has first surface, when free state, this second elastic arm is parallel to this first surface and arranges, and this first elastic arm and this first direction form a predetermined angle.
7. keyboard as claimed in claim 1, it is characterized in that, when free state, this contacting part is positioned at this primary importance, and this contacting part is arranged towards this film circuit board, and this contacting part and this film circuit board are at a distance of the first distance.
8. keyboard as claimed in claim 1, it is characterized in that, this keycap has key post, and this pedestal has keyhole, and this key post can move upward along this first party in this keyhole.
9. keyboard as claimed in claim 8, it is characterized in that, this first flange is positioned at the first side of this key post, and this elastic arm relatively this first flange is arranged.
10. a keyboard, is characterized in that, comprises the keyboard described in claim 1 to 9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510378512.6A CN104992866B (en) | 2015-06-27 | 2015-06-27 | Keyboard button and keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510378512.6A CN104992866B (en) | 2015-06-27 | 2015-06-27 | Keyboard button and keyboard |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104992866A true CN104992866A (en) | 2015-10-21 |
| CN104992866B CN104992866B (en) | 2017-05-03 |
Family
ID=54304668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510378512.6A Active CN104992866B (en) | 2015-06-27 | 2015-06-27 | Keyboard button and keyboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104992866B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106683930A (en) * | 2016-12-27 | 2017-05-17 | 苏州达方电子有限公司 | Keyboard structure |
| CN107680862A (en) * | 2017-11-23 | 2018-02-09 | 苏州达方电子有限公司 | A kind of press-key structure and keyboard |
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| US4877347A (en) * | 1987-07-09 | 1989-10-31 | Ta Triumph-Adler Aktiengesellschaft | Keyboard for typewriters or similar machines |
| CN2515718Y (en) * | 2001-12-07 | 2002-10-09 | 东莞大洋硅胶制品有限公司 | Computer keyboard structure |
| CN2884488Y (en) * | 2005-08-01 | 2007-03-28 | 达方电子股份有限公司 | Press-key structure having perforated spacing layer |
| CN101329959A (en) * | 2008-06-25 | 2008-12-24 | 卜祥燕 | Key-press mechanism capable of implementing click or dblclick at one time |
| CN201185147Y (en) * | 2008-02-02 | 2009-01-21 | 精模电子科技（深圳）有限公司 | Backlight keyboard |
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| CN202258913U (en) * | 2011-08-31 | 2012-05-30 | 苏州达方电子有限公司 | Key mechanism and keyboard device |
| US20130199914A1 (en) * | 2012-02-03 | 2013-08-08 | Panasonic Corporation | Push switch |
| CN203225190U (en) * | 2012-11-30 | 2013-10-02 | 赵振海 | Mechanical-type key switch |
| CN204189679U (en) * | 2014-09-05 | 2015-03-04 | 东莞市鑫钻电子科技有限公司 | A kind of keyboard switch |
| CN204270946U (en) * | 2014-11-28 | 2015-04-15 | 左莉 | A kind of keyboard |
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- 2015-06-27 CN CN201510378512.6A patent/CN104992866B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4877347A (en) * | 1987-07-09 | 1989-10-31 | Ta Triumph-Adler Aktiengesellschaft | Keyboard for typewriters or similar machines |
| CN2515718Y (en) * | 2001-12-07 | 2002-10-09 | 东莞大洋硅胶制品有限公司 | Computer keyboard structure |
| CN2884488Y (en) * | 2005-08-01 | 2007-03-28 | 达方电子股份有限公司 | Press-key structure having perforated spacing layer |
| CN201185147Y (en) * | 2008-02-02 | 2009-01-21 | 精模电子科技（深圳）有限公司 | Backlight keyboard |
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| US20130199914A1 (en) * | 2012-02-03 | 2013-08-08 | Panasonic Corporation | Push switch |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106683930A (en) * | 2016-12-27 | 2017-05-17 | 苏州达方电子有限公司 | Keyboard structure |
| CN106683930B (en) * | 2016-12-27 | 2019-02-26 | 苏州达方电子有限公司 | Keyboard structure |
| CN107680862A (en) * | 2017-11-23 | 2018-02-09 | 苏州达方电子有限公司 | A kind of press-key structure and keyboard |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104992866B (en) | 2017-05-03 |
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