CN204360974U - Press-key structure - Google Patents
Press-key structure Download PDFInfo
- Publication number
- CN204360974U CN204360974U CN201520048742.1U CN201520048742U CN204360974U CN 204360974 U CN204360974 U CN 204360974U CN 201520048742 U CN201520048742 U CN 201520048742U CN 204360974 U CN204360974 U CN 204360974U
- Authority
- CN
- China
- Prior art keywords
- film
- side lever
- press
- syndeton
- key structure
- 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.)
- Active
Links
Abstract
A kind of press-key structure comprises a base plate, at least one syndeton, a balancing pole, a keycap and at least one buffer film.Syndeton is arranged on base plate.Balancing pole has at least one side lever and a spindle rod that are connected.Side lever is arranged in syndeton.Keycap is positioned on base plate.Spindle rod is articulated in keycap.Syndeton has a resistance surface.Buffer film is between resistance surface and side lever.
Description
Technical field
The utility model is about a kind of keyboard, and particularly about a kind of press-key structure of keyboard.
Background technology
Universal along with computer, except the pursuit of computer usefulness, the convenience of computer in input, is more and more paid attention to by user, and wherein, keyboard is one of indispensable input unit of computer.
Keyboard mainly includes substrate and multiple button.Substrate can be provided with circuit board.The keycap of button is liftably arranged at circuit board.In use, user can press keycap downwards, produces signal with the electrical contact touched on circuit board.
On keyboard, some presses key length longer (as blank key), therefore when user presses one end of this long button, may only have the one end be pressed to decline, the other end be not pressed then can not decline, and causes button entirety to decline equably.In order to solve such problem, can arrange balancing pole in keycap, this balancing pole extends along the length direction of keycap, and be connected between keycap and substrate, and thus, balancing pole can enable long button entirety decline equably.
The ends of balancing pole can be inserted in the spacing hole on substrate.When user presses keycap, balancing pole can move down, and makes the end of balancing pole can clash into the inwall of spacing hole, and makes a noise.
Utility model content
In view of this, an object of the present utility model is to reduce the noise sent when button is pressed.
To achieve these goals, according to an execution mode of the present utility model, a kind of press-key structure comprises a base plate, at least one syndeton, a balancing pole, a keycap and at least one buffer film.Syndeton is arranged on base plate.Balancing pole has at least one side lever and a spindle rod that are connected.Side lever is arranged in syndeton.Keycap is positioned on base plate.Spindle rod is articulated in keycap.Syndeton has a resistance surface.Buffer film is between resistance surface and side lever.
In above execution mode, side lever due to balancing pole is arranged in syndeton, and buffer film is between resistance surface and side lever, therefore, when user presses keycap, and when making side lever move towards resistance surface, buffer film can prevent side lever from directly clashing into resistance surface, thus reduce the noise sent when button is pressed.
The above be only set forth the utility model for the problem solved, the technological means of dealing with problems and effect etc. of producing thereof, detail of the present utility model is introduced in detail by execution mode hereafter and correlative type.
Accompanying drawing explanation
For above and other object of the present utility model, feature, advantage and embodiment can be become apparent, being described as follows of institute's accompanying drawings:
Fig. 1 is the three-dimensional combination figure of the press-key structure according to the utility model one execution mode;
Fig. 2 is the three-dimensional exploded view of the press-key structure of Fig. 1;
Fig. 3 is the partial enlarged drawing of the press-key structure of Fig. 2;
Fig. 4 is the stereogram of the film circuit board according to the utility model one execution mode;
Fig. 5 is the partial enlarged drawing of the film circuit board shown in Fig. 4; And
Fig. 6 is the partial enlarged drawing of the press-key structure according to another execution mode of the utility model.
Wherein Reference numeral is:
100: base plate 110: upper surface
200: keycap 201,202: long limit
203,204: minor face 300: syndeton
310: resistance surface 400: balancing pole
410: side lever 411: terminal part
420: spindle rod 500: buffer film
510: first surface 520: second surface
600: scissors mechanism 700: film circuit board
710: insulating body 711: topmost thin film
712: middle layer film 713: lower film
800: supporting member A1, A2: arrow
H: spacing hole L1, L2: length direction
O: opening P: mobile route
T1, T2: thickness θ: angle
Embodiment
Below will with graphic exposure multiple execution mode of the present utility model, as clearly stated, the details in many practices will be explained in the following description.But those of ordinary skill in the art should recognize, in the utility model some embodiments, the details in these practices is also non-essential, does not therefore apply to limit the utility model.In addition, for the purpose of simplicity of illustration, some known usual structures and element illustrate in the mode simply illustrated in the drawings.
Fig. 1 is the three-dimensional combination figure of the press-key structure according to the utility model one execution mode.As shown in Figure 1, press-key structure comprises base plate 100 and keycap 200.Keycap 200 is positioned on base plate 100, and move up and down for opposed bottom 100.Furthermore, user can press keycap 200, and keycap 200 is down moved towards base plate 100, and when user stops pressing keycap 200, keycap 200 can up move, and gets back to home position.Fig. 2 is the three-dimensional exploded view of the press-key structure of Fig. 1.As shown in Figure 2, press-key structure also comprises syndeton 300, balancing pole 400 and scissors mechanism 600.Scissors mechanism 600 is connected between base plate 100 and keycap 200, moves up and down for keycap 200 opposed bottom 100.Syndeton 300 is arranged on base plate 100, and balancing pole 400 is connected to syndeton 300, is arranged between base plate 100 and keycap 200.Balancing pole 400 comprises the spindle rod 420 and two side levers 410 that are connected.Spindle rod 420 is articulated in keycap 200 bottom surface, and one end of two side levers 410 connects spindle rod 420, and the other end is then arranged in syndeton 300.By the setting of balancing pole 400, keycap 200 can entirety move up and down jointly.
Furthermore, keycap 200 has two long limit 201,202 and two minor faces 203,204.Two side levers 410 extended in the same direction by the opposite end of spindle rod 420.Side lever 410 has length direction L1, and spindle rod 420 has length direction L2.The length direction L1 of two side levers 410 is the length direction L2 being substantially perpendicular to spindle rod 420.Spindle rod 420 is substantial parallel long limits 201 and 202 being located at keycap 200.In other words, the length direction L2 of spindle rod 420 is substantially parallel to long limit 201 and 202, therefore when user presses keycap 200 optional position, spindle rod 420 can drive keycap 200 entirety jointly to move down.
When user presses keycap 200 and makes keycap 200 move down, spindle rod 420 can move down linkedly, and side lever 410 can move in syndeton 300.Now, side lever 410 may clash into syndeton 300 and make a noise.Therefore, an execution mode of the present utility model proposes following technical scheme to reduce this noise.Furthermore, can consult Fig. 3, this figure is the partial enlarged drawing of the press-key structure of Fig. 2.As shown in Figure 3, press-key structure comprises buffer film 500, and syndeton 300 has the resistance surface 310 for abutting this side lever 410, and buffer film 500 is between resistance surface 310 and side lever 410.Thus, even if in the process of pressing keycap 200 (can Fig. 2 be consulted), side lever 410 moves towards resistance surface 310, side lever 410 also can first touch buffer film 500, and directly can not clash into resistance surface 310, therefore, buffer film 500 can prevent the shock of side lever 410 and syndeton 300, thus reduces the noise in the process of pressing keycap 200.Specifically although comprise two side levers 410 in the middle of the present embodiment, can arrange buffer film 500 between single side lever 410 and syndeton 300, also can arrange buffer film 500 between two side levers 410 and syndeton 300, end is seen actual demand and determines.
In part execution mode, as shown in Figure 3, syndeton 300 comprises a spacing hole H, and the resistance surface 310 of syndeton 300 is the hole wall away from base plate 100 side in spacing hole H.In the present embodiment, side lever 410 has the terminal part 411 relative to spindle rod 420 (can consult Fig. 2), in other words, terminal part 411 is the position farthest away from spindle rod 420 on side lever 410, and the terminal part 411 of side lever 410 is arranged in the middle of spacing hole H.When keycap 200 (can consult Fig. 2) is pressed, side lever 410 can move in spacing hole H.For example, when keycap 200 moves along the direction of arrow A 1, spindle rod 420 (can consult Fig. 2) can move along the direction of arrow A 1 linkedly, and the terminal part 411 of side lever 410 can move in spacing hole H along the direction of arrow A 2.When the terminal part 411 of side lever 410 moves a certain distance along arrow A 2, side lever 410 can contact buffer film 500, and is buffered film 500 blocks, therefore side lever 410 can not strike the resistance surface 310 of syndeton 300, and reduces noise.
In part execution mode, as shown in Figure 3, buffer film 500 has relative first surface 510 and second surface 520, and first surface 510 contacts the resistance surface 310 of syndeton 300, and second surface 520 is in the face of side lever 410.Thus, when side lever 410 moves a certain distance along the direction of arrow A 2, side lever 410 can contact second surface 520, and can not directly strike syndeton 300.In part execution mode, the hardness of buffer film 500 can be less than the hardness of side lever 410 and syndeton 300, therefore carrys out buffering percussive force by relatively soft hardness, makes a noise to prevent relatively hard side lever 410 from directly clashing into syndeton 300.
In part execution mode, as shown in Figure 3, base plate 100 has opening O.Side lever 410 tiltably through spacing hole H being positioned over obliquely on base plate 100, makes the terminal part 411 of side lever 410 stretch in opening O, thus is beneficial to keycap 200 when pressing, and spindle rod 420 can move down.
In part execution mode, as shown in Figure 3, base plate 100 has upper surface 110, and syndeton 300 is convexly equipped on upper surface 110.Side lever 410 and upper surface 110 fold an angle theta, and this angle theta is not 0 degree.Thus, side lever 410 is tiltably also positioned on base plate 100 obliquely through spacing hole H.
In part execution mode, as shown in Figure 3, press-key structure can comprise film circuit board 700.Film circuit board 700 is arranged on base plate 100.In the present embodiment, buffer film 500 is the part of film circuit board 700.Furthermore, film circuit board 700 comprises insulating body 710 and is printed on the circuit structure (not shown) of insulating body 710, and with the present embodiment, buffer film 500 can be the part of insulating body 710.Thus, producer, when cutting operation to the insulating body 710 of film circuit board 700, can retain the insulating body 710 of part, with as buffer film 500, thus saves extra manufacture and the cost of assembling buffer film 500.
Fig. 4 is the stereogram of the film circuit board 700 according to the utility model one execution mode, and Fig. 5 is the partial enlarged drawing of the film circuit board 700 shown in Fig. 4.In part execution mode, insulating body 710 comprises topmost thin film 711, middle layer film 712 and lower film 713, three from top to bottom arranges, topmost thin film 711, lower film 713 are provided with mutually corresponding circuit and contact, middle layer film 712 is provided with perforation in those connecting point positions corresponding, when film circuit board 700 is triggered, topmost thin film 711 is by strain and down through the perforation of middle layer film 712, to make topmost thin film 711 contact with each other with the contact of topmost thin film 711, produce push button signalling thus.Buffer film 500 can be extended by one of them of topmost thin film 711, middle layer film 712 and lower film 713 and pass spacing hole H, and is sandwiched between resistance surface 310 and side lever 410, as shown in Figure 3.
For example, as shown in Figure 5, buffer film 500 be by topmost thin film 711 extend and pass spacing hole H, and be sandwiched between resistance surface 310 and side lever 410, as shown in Figure 3.Because topmost thin film 711, middle layer film 712 and lower film 713 from top to bottom arrange, therefore topmost thin film 711 is insulating body 710 one deck near resistance surface 310, therefore, from topmost thin film 711 extend buffer film 500 more can make buffer film 500 when need not overflexing, contact resistance surface 310.
In part execution mode, as shown in Figure 5, buffer film 500 has thickness T1, and film circuit board 700 has thickness T2, and the thickness T1 of buffer film 500 is less than the thickness T2 of film circuit board 700.Therefore, extend in spacing hole H (can consult Fig. 3) compared to by relatively thick film circuit board 700 entirety, the buffer film 500 of relative thin is extended into spacing hole H, in assembling, meeting is comparatively easy and convenient.Specifically, in part execution mode, buffer film 500 only extended by topmost thin film 711, but is separated with middle layer film 712 and lower film 713.Thus, the maximum of the thickness T1 of buffer film 500 is the thickness of topmost thin film 711, and be less than the thickness T2 (being also, the thickness summation of topmost thin film 711, middle layer film 712 and lower film 713) of film circuit board 700, thus be convenient to buffer film 500 and be assembled in spacing hole H.
Fig. 6 is the partial enlarged drawing of the press-key structure according to another execution mode of the utility model.As shown in Figure 6, the Main Differences between present embodiment and aforementioned embodiments is: press-key structure can comprise supporting member 800.Supporting member 800 is arranged on base plate 100.Supporting member 800 supports the second surface 520 of buffer film 500.Thus, side lever 410 by buffer film 500 jack-up, and when being beneficial to assembling, can insert in the space below buffer film 500 by supporting member 800 like a cork.
In part execution mode, supporting member 800 than syndeton 300 closer to buffer film 500 junction with film circuit board 700.Thus, the buffer film 500 extended by film circuit board 700 first by after supporting member 800 jack-up, then can contact resistance surface 310 by the first surface 510 of buffer film 500.
Furthermore, as shown in Figure 6, in part execution mode, supporting member 800 is convexly equipped on the upper surface 110 of base plate 100, and syndeton 300 is also be convexly equipped on the upper surface 110 of base plate 100, wherein supporting member 800 is the positions being convexly equipped in closer buffer film 500 and film circuit board 700 junction on upper surface 110, and syndeton 300 is convexly equipped in compared with the position away from buffer film 500 and film circuit board 700 junction on upper surface 110, and the height of supporting member 800 is the height lower than syndeton 300.Thus, the buffer film 500 extended by film circuit board 700 first by after supporting member 800 jack-up, then can contact resistance surface 310 by the first surface 510 of buffer film 500.
In part execution mode, as shown in Figure 6, side lever 410 has mobile route P.This mobile route P representative is pressed into extreme position from keycap 200 (can consult Fig. 2), in during upwards getting back to home position to keycap 200, and the path that side lever 410 is passed through.Supporting member 800 is positioned at outside mobile route P.Thus, no matter how keycap 200 is pressed, and supporting member 800 all can not interfere side lever 410, side lever 410 can be moved swimmingly, and can not clash into supporting member 800.
Comprehensive above execution mode, because buffer film is arranged between resistance surface and side lever by the utility model, therefore when user presses keycap, and when making side lever move towards resistance surface, buffer film can prevent side lever from directly clashing into resistance surface, thus the noise that minimizing button sends when pressing.
The utility model also can have other various embodiments; not departing from spirit and scope of the present utility model; any those skilled in the art; can do some to improve and change on basis of the present utility model, therefore the scope that protection range of the present utility model ought define depending on claims is as the criterion.
Claims (11)
1. a press-key structure, is characterized in that, comprises:
One base plate;
At least one syndeton, is arranged on described base plate;
One balancing pole, comprise the spindle rod and at least one side lever that are connected, described side lever is arranged in described syndeton;
One keycap, is positioned on described base plate, and described spindle rod is articulated in described keycap; And
At least one buffer film, wherein said syndeton has a resistance surface, and described buffer film is between described resistance surface and described side lever.
2. press-key structure as claimed in claim 1, it is characterized in that, described syndeton comprises a spacing hole, and described side lever is arranged in the middle of described spacing hole.
3. press-key structure as claimed in claim 1, is characterized in that, also comprise:
One film circuit board, is arranged on described base plate, and wherein said buffer film is a part for described film circuit board.
4. press-key structure as claimed in claim 3, it is characterized in that, described film circuit board from top to bottom comprises topmost thin film, middle layer film, lower film three layers, and described syndeton comprises a spacing hole, described buffer film is extended by one of described topmost thin film, middle layer film, lower film and passes described spacing hole, is sandwiched between described resistance surface and described side lever.
5. press-key structure as claimed in claim 3, it is characterized in that, described film circuit board from top to bottom comprises topmost thin film, middle layer film, lower film three layers, described syndeton comprises a spacing hole, described buffer film is extended by described topmost thin film and passes described spacing hole, be sandwiched between described resistance surface and described side lever, and described buffer film is separated with described middle layer film and described lower film.
6. press-key structure as claimed in claim 3, it is characterized in that, the thickness of described buffer film is less than the thickness of described film circuit board.
7. press-key structure as claimed in claim 1, is characterized in that, also comprise:
One supporting member, is arranged on described base plate, and wherein said buffer film has a relative first surface and a second surface, and described first surface contacts the described resistance surface of described syndeton, and described supporting member supports described second surface.
8. press-key structure as claimed in claim 7, it is characterized in that, described supporting member is positioned at outside a mobile route of described side lever.
9. press-key structure as claimed in claim 1, it is characterized in that, described base plate has a upper surface, and described syndeton is convexly equipped on described upper surface, and described side lever and described upper surface fold an angle.
10. press-key structure as claimed in claim 1, it is characterized in that, described base plate has an opening, and described side lever has one relative to the terminal part of described spindle rod, and the described terminal part of described side lever stretches in described opening.
11. press-key structures as claimed in claim 1, it is characterized in that, described keycap has two long limits and two minor faces, the quantity of described side lever is two, described side lever extended in the same direction by the opposite end of described spindle rod, the length direction of described side lever is the length direction being substantially perpendicular to described spindle rod, and the length direction of described spindle rod is the substantial parallel described two long limits being located at described keycap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520048742.1U CN204360974U (en) | 2015-01-23 | 2015-01-23 | Press-key structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520048742.1U CN204360974U (en) | 2015-01-23 | 2015-01-23 | Press-key structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204360974U true CN204360974U (en) | 2015-05-27 |
Family
ID=53262429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520048742.1U Active CN204360974U (en) | 2015-01-23 | 2015-01-23 | Press-key structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204360974U (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107768166A (en) * | 2016-08-19 | 2018-03-06 | 致伸科技股份有限公司 | Keyboard |
| CN107818883A (en) * | 2016-09-14 | 2018-03-20 | 致伸科技股份有限公司 | Press-key structure |
| CN107887212A (en) * | 2017-06-13 | 2018-04-06 | 苏州达方电子有限公司 | A kind of keyboard |
| CN108206111A (en) * | 2016-12-16 | 2018-06-26 | 致伸科技股份有限公司 | Keyboard |
| CN108281316A (en) * | 2017-01-06 | 2018-07-13 | 致伸科技股份有限公司 | Keyboard |
| CN108281318A (en) * | 2017-01-06 | 2018-07-13 | 致伸科技股份有限公司 | Keyboard |
| CN108281313A (en) * | 2017-01-06 | 2018-07-13 | 致伸科技股份有限公司 | Thin keypressing structure |
| CN108305807A (en) * | 2017-01-11 | 2018-07-20 | 致伸科技股份有限公司 | Key board unit |
| CN109509669A (en) * | 2017-09-15 | 2019-03-22 | 致伸科技股份有限公司 | Keyboard device |
| US10373779B2 (en) | 2017-06-01 | 2019-08-06 | Darfon Electronics Corp. | Key switch with noise reduction capability and assembly method thereof |
| US10950394B2 (en) | 2017-06-01 | 2021-03-16 | Darfon Electronics Corp. | Key switch with noise reduction capability |
| US11600455B2 (en) | 2021-02-18 | 2023-03-07 | Darfon Electronics Corp. | Keyswitch |
-
2015
- 2015-01-23 CN CN201520048742.1U patent/CN204360974U/en active Active
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107768166A (en) * | 2016-08-19 | 2018-03-06 | 致伸科技股份有限公司 | Keyboard |
| CN107768166B (en) * | 2016-08-19 | 2020-06-05 | 致伸科技股份有限公司 | Keyboard with a keyboard body |
| CN107818883A (en) * | 2016-09-14 | 2018-03-20 | 致伸科技股份有限公司 | Press-key structure |
| CN108206111A (en) * | 2016-12-16 | 2018-06-26 | 致伸科技股份有限公司 | Keyboard |
| CN108281313A (en) * | 2017-01-06 | 2018-07-13 | 致伸科技股份有限公司 | Thin keypressing structure |
| CN108281318A (en) * | 2017-01-06 | 2018-07-13 | 致伸科技股份有限公司 | Keyboard |
| CN108281316A (en) * | 2017-01-06 | 2018-07-13 | 致伸科技股份有限公司 | Keyboard |
| CN108305807A (en) * | 2017-01-11 | 2018-07-20 | 致伸科技股份有限公司 | Key board unit |
| US10373779B2 (en) | 2017-06-01 | 2019-08-06 | Darfon Electronics Corp. | Key switch with noise reduction capability and assembly method thereof |
| US10950394B2 (en) | 2017-06-01 | 2021-03-16 | Darfon Electronics Corp. | Key switch with noise reduction capability |
| CN107887212A (en) * | 2017-06-13 | 2018-04-06 | 苏州达方电子有限公司 | A kind of keyboard |
| CN109509669A (en) * | 2017-09-15 | 2019-03-22 | 致伸科技股份有限公司 | Keyboard device |
| US11600455B2 (en) | 2021-02-18 | 2023-03-07 | Darfon Electronics Corp. | Keyswitch |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204360974U (en) | Press-key structure | |
| US10049828B2 (en) | Key switch with noise reduction mechanism | |
| TWI457960B (en) | Narrow key switch | |
| CN101026045A (en) | Key switch device | |
| TWI729509B (en) | Keyboard device | |
| CN105938772A (en) | Key | |
| CN106356233A (en) | Thin-type mechanical keyboard switch | |
| CN207009340U (en) | It is a kind of that there is the membrane keyboard for preferably tapping feel | |
| US7126071B1 (en) | Key and input device containing the key | |
| TWM547172U (en) | Lift-type key and a keyboard including the key | |
| TWM507011U (en) | Button structure | |
| CN201549410U (en) | Keyboard pressing improved structure | |
| CN103219182B (en) | The thin computer keyboard of a kind of nonelastic colloidal silica and scissor support | |
| CN202930283U (en) | Cantilever type keyboard device | |
| TWM400024U (en) | Longitudinal keyswitch and keyboard | |
| CN204497079U (en) | Press-key structure | |
| CN206711800U (en) | Keyboard press button structure | |
| JP5239771B2 (en) | Keyboard switch | |
| CN203312111U (en) | Mixed-type keyboard of mechanical type and thin film type | |
| CN102043479A (en) | Input device | |
| CN201294180Y (en) | Key-press structure | |
| CN207097720U (en) | A kind of key switch with well balanced property | |
| CN207009336U (en) | A kind of press-key structure | |
| CN102306580B (en) | Electronic equipment and button panel | |
| KR101711548B1 (en) | Keyboard Equipped with Multipoint Press Positions |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |