CN102364653B - Key and keyboard thereof - Google Patents
Key and keyboard thereof Download PDFInfo
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- CN102364653B CN102364653B CN201110305921.5A CN201110305921A CN102364653B CN 102364653 B CN102364653 B CN 102364653B CN 201110305921 A CN201110305921 A CN 201110305921A CN 102364653 B CN102364653 B CN 102364653B
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- keycap
- link member
- support
- scissor
- button
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Abstract
The invention discloses a key and a keyboard thereof. The key comprises a baseboard, a keycap, a scissors type elevating mechanism and a strengthened connecting bar. The keycap is arranged on the baseboard; the scissors type elevating mechanism is connected with the keycap and the baseboard so that the keycap can vertically move relative to the baseboard; the strengthened connecting bar is arranged on the scissors type elevating mechanism and is close to the keycap; and the strengthened connecting bar and the keycap are separated. When the scissors type elevating mechanism comprises two groups of scissors type supports, the strengthened connecting bar is simultaneously fixed on the corresponding supports in each group of scissors type supports. Compared with the known design that the strengthened connecting bar is arranged on the keycap, the design of the invention is as follows: the acting stability of the scissors type elevating mechanism is directly improved, so that the acting stability of the keycap can be improved better, and the assembly of the keycap can be simplified.
Description
Technical field
The present invention is about a kind of button and keyboard, espespecially a kind of button and keyboard with scissor lift structure.
Background technology
Still adopt mechanical key in many electronic installations, because current mechanical key adopts plastic material to make more, the elevating mechanism of keycap especially, its rigidity is often not enough, causes that to make dynamic stability not good.When keycap length is longer, in the process moved up and down in keycap, keycap often produces heeling condition, even produces the phenomenon of blocking.Be no matter tilt or block, all may cause the button Trigger Function undesired or lost efficacy.About this problem, adopt additionally increases the metal balance bar more at present, and separate connection keycap and base plate, to increase the smoothness of keycap when moving up and down.In this design, because original elevating mechanism still exists, and this metal balance bar traverses the most of zone of keycap, therefore that metal balance bar and elevating mechanism configure is quite close, causes difficulty and the expansion of process variation, especially keycap on key assembling.In addition, in previous designs, under the big or small constant prerequisite of keycap, elevating mechanism originally may need minification to vacate position for the setting of metal balance bar, more highlights the shortcoming of original elevating mechanism rigidity deficiency.
Summary of the invention
In view of the problem in prior art, one of purpose of the present invention is to provide a kind of button, has the scissor lift structure of strengthening, can promote the stability of scissor lift structure start and can simplify the assembling of keycap.
Button of the present invention comprises base plate, keycap, scissor lift structure and strengthening link member.This keycap is arranged on this base plate, this scissor lift structure connects this keycap and this base plate so that this keycap can move up and down with respect to this base plate, this strengthening link member is arranged on this scissor lift structure and approaches this keycap, and wherein this strengthening link member separates with this keycap.Because this strengthening link member is directly fixed on this scissor lift structure, therefore the rigidity of this scissor lift structure promotes, the stability of its lifting start also promotes, and then makes this keycap energy held stationary in moving up and down process, solves the problem of elevating mechanism rigidity deficiency in prior art.And, also because this strengthening link member is directly fixed on this scissor lift structure, therefore without on this keycap or this base plate, for this strengthening link member, configuring corresponding structure or space, exempted the assembly operation between this strengthening link member and this keycap and this base plate, therefore the assembling of this keycap is assembled quite with general key cap of key set of not having the balancing pole design; That is, compared to the press-key structure that has the metal balance bar in prior art, the present invention has simplified the assembling of keycap.
As optional technical scheme, this scissor lift structure comprises two scissor support groups, each scissor support group comprises the first support and intersects the second support of pivot joint with this first support, two fixed parts that this strengthening link member comprises connecting portion and extends from this connecting portion, two these fixed parts are fixed in respectively on two these the first supports.
As optional technical scheme, this strengthening link member is shape, L shaped, U-shaped, W shape or π shape linearly.
As optional technical scheme, the L-shaped or U-shaped of this fixed part.
As optional technical scheme, this first support and this second support are via this strengthening link member pivot joint.
As optional technical scheme, this scissor lift structure comprises two scissor support groups, each scissor support group comprises the first support and intersects the second support of pivot joint with this first support, two fixed parts that this strengthening link member comprises connecting portion and extends from this connecting portion, two these fixed parts are fixed in respectively on two these the second supports.
As optional technical scheme, this second support comprises the yielding groove, and when this strengthening link member approaches this second support, this connecting portion is kept away into this yielding groove.
As optional technical scheme, this scissor lift structure comprises two scissor support groups, two fixed parts that this strengthening link member comprises connecting portion and extends from this connecting portion, and two these fixed parts are fixed in respectively the side of two these scissor support groups.
As optional technical scheme, this strengthening link member adopts metal.
Another object of the present invention is to provide a kind of keyboard, and it has a plurality of buttons of the present invention, thus can promote equally button the start of scissor lift structure stability and can simplify the assembling of the keycap of button.
The present invention's keyboard comprises base plate, a plurality of keycap, a plurality of scissor lift structure and a plurality of strengthening link member.These a plurality of keycaps are arranged on this base plate, each scissor lift structure to should a plurality of keycaps one of them, this scissor lift structure connects this corresponding keycap with this base plate so that this corresponding keycap can move up and down with respect to this base plate, each strengthening link member to should a plurality of scissor lift structures one of them, this strengthening link member is arranged on this corresponding scissor lift structure and approaches this corresponding keycap, and the keycap that wherein this strengthening link member is corresponding with this separates.Similarly, by this strengthening link member, be directly fixed on this scissor lift structure, the rigidity of this scissor lift structure promotes, and makes this keycap energy held stationary in moving up and down process, solve the problem of elevating mechanism rigidity deficiency in prior art, also simplified the assembling of keycap.
Can be by following detailed Description Of The Invention and appended graphic being further understood about the advantages and spirit of the present invention.
The accompanying drawing explanation
The part explosive view that Fig. 1 is the button of preferred embodiment one of according to the present invention.
Fig. 2 is for to strengthen according to another embodiment the schematic diagram that link member is combined with the scissor lift structure.
Fig. 3 is the configuration schematic diagram that in Fig. 1, the strengthening link member is combined with the scissor lift structure.
Fig. 4 to Figure 10 is for to strengthen according to different embodiment the configuration schematic diagram that link member is combined with the scissor lift structure.
Figure 11 is strengthening link member and scissor lift structure partial enlarged drawing in Figure 10.
The configuration schematic diagram that Figure 12 is combined with the scissor lift structure according to the strengthening link member of the button of another preferred embodiment for the present invention.
The schematic diagram that Figure 13 is the keyboard of preferred embodiment one of according to the present invention.
Embodiment
Refer to Fig. 1, its part explosive view that is the button 1 of preferred embodiment one of according to the present invention.Button 1 comprises base plate 12, keycap 14, scissor lift structure 16 and strengthening link member 18.Keycap 14 is arranged on base plate 12.Scissor lift structure 16 comprises two scissor support group 16a, 16b, each scissor support group 16a, 16b comprise outer coil support 162a, 162b and intersect interior coil support 164a, the 164b of pivot joint with outer coil support 162a, 162b, scissor lift structure 16 by these two groups scissor support group 16a, 16b connection keycaps 14 and base plate 12 so that keycap 14 can move up and down with respect to base plate 12.Two fixed part 184a, 184b that strengthening link member 18 comprises connecting portion 182 and extends from connecting portion 182, these two fixed part 184a, 184b are individually fixed on outer coil support 162a, the 162b of scissor support group 16a, 16b, make outer coil support 162a, together start of 162b, therefore can promote the stability of scissor lift structure 16 whole starts.
In addition, generally speaking, base plate 12 areas are larger, and many and other structural member has structure and restrains relation, therefore base plate 12 total rigidity are better, the part that scissor lift structure 16 is connected with base plate 12 stability in the process of scissor lift structure 16 starts is also better, but scissor lift structure 16 is subject to base plate 12 structures contained less away from the part of base plate 12 relatively, therefore in the present embodiment, strengthening link member 18 arranges and approaches keycap 14, therefore can strengthen the structural rigidity of the relative part away from base plate 12 of scissor lift structure 16, make scissor lift structure 16 overall structure rigidity promote, the stability of scissor lift structure 16 lifting starts also promotes, and then make the keycap 14 can held stationary in moving up and down process, solve the problem of elevating mechanism rigidity deficiency in prior art.
In addition, in the present embodiment, strengthening link member 18 is what to separate with keycap 14, therefore strengthen 14 of link member 18 and keycaps without direct entity annexation, therefore exempted strengthening link member 18 and keycap 14, the assembly operation of 12 of base plates even, compared to the press-key structure that has the metal balance bar in prior art, the present invention has simplified the assembling of keycap.Furthermore, in known, with the metal balance bar, increase in the contained design of structure between keycap and base plate, keycap and base plate all need to be equipped with special-purpose connected structure; Otherwise, in button 1 structure of the present invention, base plate 12 and keycap 14 are in principle without coordinating strengthening link member 18 that special-purpose connected structure is set, scissor lift structure 16 therefore of the present invention can be directly applied for the structural design of existing base plate and keycap in conjunction with strengthening link member 18, reduces design cost.In addition, strengthening link member 18 is simple in structure, easily with metal bar, makes, and more can increase scissor lift structure 16 bulk strengths.
In the present embodiment, fixed part 184a, the 184b of strengthening link member 18 and the fixed form of outer coil support 162a, 162b adopt a plurality of C clamps to hold structure 17, in order to grip the 184a of section, 184b, it is can be directly one-body molded with outer coil support 162a, 162b that wherein C clamp is held structure 17, but the present invention is not as limit.In practical application, fixed part 184a, the 184b of strengthening link member 18 also can directly be fixed on outer coil support 162a, 162b in the mode of sticking together, again or in outer coil support 162a, the upper formation of 162b hole 166, fixed part 184a, 184b directly corresponding the insertion in hole 166 fix, as shown in Figure 2; But the present invention is not all as limit.Supplementary notes, be connected and start with base plate 12 and keycap 14 about scissor lift structure 16, and the people who knows the technology of the present invention field skill is contented easily to implement according to prior art, does not separately repeat; And, because being incorporated on scissor lift structure 16, strengthening link member 18 cause possible geometry to interfere, and the people who knows the technology of the present invention field skill also self energy makes simple modification of dimension to get rid of constructive interference to associated components, needless to say repeats.
For ease of hereinafter explanation, in Fig. 1, the configuration schematic diagram of strengthening link member 18 and 16 combinations of scissor lift structure as shown in Figure 3, it only shows strengthening link member 18 and is oppositely arranged position with scissor lift structure 1, and scissor support group 16a, the 16b distance that arranges in practical application also is not limited with ratio person shown in scheming, strengthening link member 18 can be consulted explanation above with the actual combination of scissor lift structure 1, does not separately repeat; Again, strengthening link member 18 highlights expression with hachure.Above stated specification is also applicable in subsequent drawings, no longer in hereinafter repeating.In the present embodiment, strengthening link member 18 takes the shape of the letter U, and fixed part 184a, 184b be fixed in scissor support group 16a, 16b on nearest support, but the present invention is not as limit.Supplementary notes, in practical application, two fixed parts of strengthening link member 18 also can be individually fixed in the side of two scissor support group 16a, 16b, as shown in phantom in Figure 3; In subsequent embodiment, also have applicablely, separately do not repeat.
In another embodiment, strengthening link member 19 also takes the shape of the letter U, but opening is larger, and fixed part 194a, the 194b extended from connecting portion 192 is fixed in scissor support group 16a, 16b on support farthest, as shown in Figure 4.In this embodiment, strengthening link member 19 integral body contain whole scissor lift structure 16, therefore, compared to the configuration shown in Fig. 3, the configuration of Fig. 4 can provide scissor support group 16a, the better start stability of synchronization of 16b.In addition, in Fig. 4, fixed part 194a, 194b are all L-shaped, can promote and scissor support group 16a, 16b combination degree.In another embodiment, strengthening link member 20 is shape linearly, and the fixed part 204a, the 204b that from connecting portion 202, extend are fixed to scissor support group 16a, 16b, as shown in Figure 5.Linearly the strengthening link member 20 of shape is conducive to make and assembling.
In another embodiment, strengthening link member 21 is L-shaped, and the fixed part 214a, the 214b that from connecting portion 212, extend are fixed to scissor support group 16a, 16b, as shown in Figure 6.In another embodiment, strengthening link member 22 is π shape, and the fixed part 224a, the 224b that from connecting portion 222, extend are fixed to scissor support group 16a, 16b, as shown in Figure 7.In Fig. 7, fixed part 224a, 224b are all L-shaped, and strengthening link member 22 integral body contain whole scissor lift structure 16, and scissor support group 16a, the better start stability of synchronization of 16b can be provided equally; In addition, compared to the configuration shown in Fig. 4, the 22 structure configurations of strengthening link member are more concentrated, and the rigidity of strengthening link member 22 own is also better.
In another embodiment, strengthening link member 23 is W shape (or meaning dual U-shaped), and the fixed part 234a, the 234b that from connecting portion 232, extend are fixed to scissor support group 16a, 16b, as shown in Figure 8.In Fig. 8, fixed part 234a, 234b all take the shape of the letter U, so fixed part 234a, 234b can produce and compare the aforementioned better combination of example of respectively executing with scissor support group 16a, 16b respectively.In addition, in practical application, the position that connecting portion 232 is connected and fixed the 234a of section, 234b is not limit in Fig. 8 and is approached the U-shaped opening part.
In another embodiment, strengthening link member 24 also roughly takes the shape of the letter U, and the fixed part 244a, the 244b that from connecting portion 242, extend are fixed to scissor support group 16a, 16b, as shown in Figure 9.Strengthening link member 24 also integral body is contained whole scissor lift structure 16, but with Fig. 4 in strengthening link member 19 differences be, outer coil support 162a, 162b and interior coil support 164a, 164b are directly via strengthening link member 24 pivot joints.Generally speaking, outer coil support 162a, 162b and interior coil support 164a, 164b material are plastics, and its intensity is unlike metal; Otherwise, but strengthening link member 24 gold minings belong to material, therefore directly take while strengthening the pivot that link member 24 is outer coil support 162a, 162b and interior coil support 164a, 164b, can increase the pivot joint intensity between outer coil support 162a, 162b and interior coil support 164a, 164b.Supplementary notes, general key switch is arranged in the middle of interior coil support 164a, 164b more, therefore, in practical application, in Fig. 9, strengthening link member 24 may need to coordinate the change structure that arranges of switch to configure, as shown in phantom in Figure 9.In addition, the end of fixed part 244a, the 244b of strengthening link member 24 is also near keycap 14, so scissor lift structure 16 still can obtain strengthening, and keycap 14 also can move up and down stably.
In aforementioned each embodiment, for reducing strengthening link member 18～24 and the situation that interior coil support 164a, 164b interfere, strengthen and main connection of link member 18～24 be positioned at outer ring support 162a, 162b, but the present invention is not as limit.As shown in figure 10, strengthening link member 25 takes the shape of the letter U, and fixed part 254a, the 254b extended from connecting portion 252 is fixed to interior coil support 164a, the 164b of scissor support group 16a, 16b.Because strengthening link member 25 strides across outer coil support 162a, 162b, may cause constructive interference, therefore, in the present embodiment, outer coil support 162a, 162b form and make a concession groove 168 respectively at circled in Figure 10, in fact make structure and can consult Figure 11.By this, outside strengthening link member 25 approaches, when coil support 162a, 162b, connecting portion 252 can be kept away into yielding groove 168.
In aforementioned each embodiment, it is example that the scissor lift structure 16 of all take comprises the scissor support group of many groups, but the present invention is not as limit.Refer to Figure 12, the configuration schematic diagram that the strengthening link member of its button that is another preferred embodiment according to the present invention is combined with the scissor lift structure.In the present embodiment, the scissor lift structure 36 of button only comprises one group of scissor support group, and it comprises outer coil support 362 and interior coil support 364 equally, so the strengthening link member 38 of button only needs to be directly fixed on outer coil support 362 and approaches the keycap place.Similarly, strengthening link member 38 can be strengthened scissor lift structure 36 and make dynamic stability to increase scissor lift structure 36, that is promotes the smoothness that keycap moves up and down.About the explanation of other parts of button in the present embodiment, as keycap, base plate and annexation thereof, can consult above in the explanation of button 1, separately do not repeat.
Refer to Figure 13, its schematic diagram that is the keyboard 5 of preferred embodiment one of according to the present invention.Keyboard 5 comprises a plurality of buttons 52, each button 52 all comprises keycap, scissor lift structure and strengthening link member, a plurality of buttons 52 are shared a base plate, and each scissor lift structure connecting bottom board and corresponding keycap, so that the keycap of correspondence can move up and down with respect to base plate.The strengthening link member is arranged on corresponding scissor lift structure and approaches corresponding keycap, strengthens that link member separates with corresponding keycap.In logic, button 52 can adopt the various distressed structures of button 1 in aforementioned each embodiment; In other words, the structure of the scissor lift structure of keyboard 5 and strengthening link member and combination configuration thereof can adopt the configuration of aforementioned each embodiment, but the present invention is not as limit.For example the configuration of the scissor lift structure of button 52a and strengthening link member can adopt configuration as shown in Figures 3 to 10, and for example button 52b is less, its scissor lift structure can only comprise single scissor support group, and the configuration of scissor lift structure and strengthening link member can be adopted configuration as shown in figure 12; But the present invention is not still as limit.Supplementary notes, in the present embodiment, keyboard 5 is not all adopted press-key structure of the present invention with all buttons and is limited; In practical application, in keyboard 5, the button 53 of general size can directly adopt known press-key structure.
As above stated specification, the present invention utilizes strengthening link member strengthening scissor lift structure, to promote the stability of scissor lift structure start, and then promotes the smoothness of keycap start.In addition, due to the strengthening link member, system is directly fixed on the scissor lift structure, be independent of base plate and button cap structure, therefore base plate and keycap are without coordinating the strengthening link member that connected structure is set, therefore in principle, button of the present invention and keyboard still can adopt known base plate and button cap structure, reduce design cost; Again, with respect to the press-key structure that has the metal balance bar in known, the present invention has also simplified the assembling of keycap.
The foregoing is only preferred embodiment of the present invention, all equalizations of doing according to the claims in the present invention change and modify, and all should belong to covering scope of the present invention.
Claims (9)
1. a button is characterized in that comprising:
Base plate;
Keycap, be arranged on this base plate;
The scissor lift structure, connect this keycap and this base plate so that this keycap moves up and down with respect to this base plate; And
Adopt metal strengthening link member, be fixedly installed on this scissor lift structure and approach this keycap, in order to strengthen this scissor lift structure relatively away from the structural rigidity of the part of this base plate, this strengthening link member separates with this keycap.
2. button as claimed in claim 1, it is characterized in that this scissor lift structure comprises two scissor support groups, each scissor support group comprises the first support and intersects the second support of pivot joint with this first support, two fixed parts that this strengthening link member comprises connecting portion and extends from this connecting portion, two these fixed parts are fixed in respectively on two these the first supports.
3. button as claimed in claim 2, is characterized in that this strengthening link member linearly shape, L shaped, U-shaped, W shape or π shape.
4. button as claimed in claim 2, is characterized in that the L-shaped or U-shaped of this fixed part.
5. button as claimed in claim 2, is characterized in that this first support and this second support are via this strengthening link member pivot joint.
6. button as claimed in claim 1, it is characterized in that this scissor lift structure comprises two scissor support groups, each scissor support group comprises the first support and intersects the second support of pivot joint with this first support, two fixed parts that this strengthening link member comprises connecting portion and extends from this connecting portion, two these fixed parts are fixed in respectively on two these the second supports.
7. button as claimed in claim 6, is characterized in that this second support comprises the yielding groove, and when this strengthening link member approaches this second support, this connecting portion is kept away into this yielding groove.
8. button as claimed in claim 1, it is characterized in that this scissor lift structure comprises two scissor support groups, two fixed parts that this strengthening link member comprises connecting portion and extends from this connecting portion, two these fixed parts are fixed in respectively the side of two these scissor support groups.
9. a keyboard, comprise a plurality of buttons, it is characterized in that these a plurality of buttons at least one of them for button as described as any one in claim 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110305921.5A CN102364653B (en) | 2011-09-26 | 2011-09-26 | Key and keyboard thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110305921.5A CN102364653B (en) | 2011-09-26 | 2011-09-26 | Key and keyboard thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102364653A CN102364653A (en) | 2012-02-29 |
| CN102364653B true CN102364653B (en) | 2014-01-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110305921.5A Active CN102364653B (en) | 2011-09-26 | 2011-09-26 | Key and keyboard thereof |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103165324B (en) * | 2013-02-01 | 2015-08-05 | 苏州达方电子有限公司 | Press-key structure and keyboard |
| CN103681063B (en) * | 2013-11-27 | 2016-04-13 | 苏州达方电子有限公司 | A kind of keyboard |
| TWI607474B (en) | 2016-05-13 | 2017-12-01 | 達方電子股份有限公司 | Keyswitch |
| CN109545587A (en) * | 2017-09-22 | 2019-03-29 | 光宝电子(广州)有限公司 | Key support mechanism and key module |
| CN107887186B (en) * | 2017-11-03 | 2019-08-27 | 苏州达方电子有限公司 | Key |
| TWI711064B (en) * | 2019-07-10 | 2020-11-21 | 達方電子股份有限公司 | Key switch |
| CN113284753B (en) * | 2020-02-19 | 2023-02-24 | 淮安达方电子有限公司 | Push-button |
| US11869730B2 (en) | 2021-09-15 | 2024-01-09 | Darfon Electronics Corp. | Keycap support mechanism and keyswitch structure |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201975303U (en) * | 2011-01-12 | 2011-09-14 | 常熟精元电脑有限公司 | Large-scale key-pressing device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6056459A (en) * | 1999-01-05 | 2000-05-02 | Chicony Electronics Co., Ltd. | Balance device for key |
| CN2423647Y (en) * | 2000-04-25 | 2001-03-14 | 达方电子股份有限公司 | Key switch device |
| TW486704B (en) * | 2001-04-02 | 2002-05-11 | Darfon Electronics Corp | Scissors type structure key button and the keyboard containing this key button |
| CN201717160U (en) * | 2010-07-02 | 2011-01-19 | 陈�峰 | Bottom board for key switch of computer keyboard |
| CN202258925U (en) * | 2011-09-26 | 2012-05-30 | 苏州达方电子有限公司 | Key and keyboard |
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2011
- 2011-09-26 CN CN201110305921.5A patent/CN102364653B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201975303U (en) * | 2011-01-12 | 2011-09-14 | 常熟精元电脑有限公司 | Large-scale key-pressing device |
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| CN102364653A (en) | 2012-02-29 |
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