CN203300522U - Key structure of keyboard and elastic body thereof - Google Patents
Key structure of keyboard and elastic body thereof Download PDFInfo
- Publication number
- CN203300522U CN203300522U CN2013202737282U CN201320273728U CN203300522U CN 203300522 U CN203300522 U CN 203300522U CN 2013202737282 U CN2013202737282 U CN 2013202737282U CN 201320273728 U CN201320273728 U CN 201320273728U CN 203300522 U CN203300522 U CN 203300522U
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- Prior art keywords
- elastomer
- splenium
- keycap
- keyboard according
- key structure
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- 229920001971 elastomer Polymers 0.000 claims abstract description 62
- 239000000806 elastomer Substances 0.000 claims abstract description 62
- 239000010409 thin film Substances 0.000 claims description 22
- 238000003491 array Methods 0.000 claims description 13
- 230000007246 mechanism Effects 0.000 claims description 11
- 238000000465 moulding Methods 0.000 claims description 10
- 238000007598 dipping method Methods 0.000 claims description 3
- 239000012528 membrane Substances 0.000 abstract 3
- 238000005056 compaction Methods 0.000 abstract 1
- 239000010408 film Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 4
- 230000000007 visual effect Effects 0.000 description 4
- 239000011435 rock Substances 0.000 description 2
- 230000011664 signaling Effects 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Images
Abstract
The utility model relates to a key structure of a keyboard and an elastomer thereof, the key structure comprises a bottom plate, a key cap, a membrane switch and an elastomer, the membrane switch is fixed and exposed on the bottom plate; the elastomer presss from both sides sincerely between key cap and bottom plate, the elastomer has a bowl shape support, bowl shape support contains a top, the top is and be equipped with an at least prepressing portion, be formed with an obtuse angle between prepressing portion and the top, utilize the butt in the prepressing portion of key cap, when letting the key cap carry out the pre-compaction to the elastomer a little, in order to give a frictional force and provide the deformation to the key cap, and maintain the strike distance between trigger part and the membrane switch and be the default, and then make the button structure have and use and feel well.
Description
Technical field
The utility model relates to a kind of press-key structure, espespecially a kind of press-key structure of keyboard and elastomer thereof.
Background technology
Along with computer universalness more and more,, no matter desktop computer or notebook computer all need the keyboard of arranging in pairs or groups, carry out the character input operations such as word, symbol or numeral for the user, make keyboard become one of indispensable input equipment.
The press-key structure of conventional keyboard, it mainly comprises a base plate, a keycap, a thin film switch and an elastomer, base plate is fixed and be exposed to thin film switch, and elastomer folder is sincere between keycap and thin film switch, and elastomer has a bowl-type support and towards the inside of bowl-type support, is extended with a trigger unit.By this, keycap presses down with start trigger unit and the mutual butt of thin film switch, and then reaches the function of button.
Yet, after key assembling is completed, can allow keycap slightly elastomer be carried out precompressed, make the top conflict keycap of bowl-type support and give keycap one frictional force, shake to prevent keycap.But the position that drives the bowl-type support after precompressed is downward, causes knocking between trigger unit and thin film switch (Stroke) distance to shorten, and causes the user to press down a little and namely touches thin film switch, and have the not good problem of feel to occur.
The utility model content
A purpose of the present utility model, be to provide a kind of press-key structure and elastomer thereof of keyboard, it is the pre-splenium that utilizes elastomer to be extended with to be connected to keycap, while allowing keycap slightly elastomer be carried out precompressed, pre-splenium replaces the bowl-type support, to give keycap one frictional force and distortion be provided, after avoiding precompressed, the bowl-type support force is out of shape and the trigger unit position is moved down, to keep knocking between trigger unit and thin film switch (Stroke) distance as preset value, and then press-key structure is had use well feel.
In order to reach above-mentioned purpose, the utility model provides a kind of elastomer of keyboard, comprising:
One bowl-type support, comprise a top, and this top is provided with at least one pre-splenium, is formed with an obtuse angle between this pre-splenium and this top.
The elastomer of above-mentioned keyboard, wherein, this pre-splenium symmetric arrays is in this top.
The elastomer of above-mentioned keyboard, wherein, the quantity of pre-splenium is one, this pre-splenium is for outwards enlarging gradually a conical ring piece of perimeter dimensions.
The elastomer of above-mentioned keyboard, wherein, the quantity of pre-splenium is a plurality of, each this pre-splenium is a plate of outward-dipping configuration.
The elastomer of above-mentioned keyboard, wherein, the end of this pre-splenium is extended with at least one abutting part towards vertical this top-direction, and this abutting part is this top symmetric arrays relatively.
The elastomer of above-mentioned keyboard, wherein, this pre-splenium is from the periphery elongation moulding at this top.
The elastomer of above-mentioned keyboard, wherein, be formed with an angle between this pre-splenium and this bowl-type rack side wall, and the angle of this angle is between 90 ° to 70 °.
The elastomer of above-mentioned keyboard, wherein, this pre-splenium is from this top one elongation moulding.
The elastomer of above-mentioned keyboard, wherein, be provided with a trigger unit in the inside of this bowl-type support.
In order to reach above-mentioned purpose, the utility model provides a kind of press-key structure of keyboard, comprising:
One base plate;
One keycap;
One thin film switch, fix and be exposed to this base plate; And
Elastomer described above, this elastomer folder is sincere between this keycap and this base plate, and this pre-splenium is connected to this keycap.The press-key structure of above-mentioned keyboard, wherein, this keycap is connected in this base plate and can vertically moves relative to this base plate.
The press-key structure of above-mentioned keyboard, wherein, it more comprises a Holder for scissors, this Holder for scissors comprises and intersects one first support bar and one second support bar of pivot joint, this base plate is to being provided with two bindiny mechanisms in the Holder for scissors both sides, and an end of this first support bar is articulated in this keycap, and other end slidingtype is articulated in this bindiny mechanism, one end of this second support bar is articulated in this keycap, and other end slidingtype is articulated in this bindiny mechanism.
The press-key structure of above-mentioned keyboard, wherein, after this elastomer was connected to this keycap, it is large that this obtuse angle becomes.
The press-key structure of above-mentioned keyboard, wherein, this elastomer is connected to before and after this keycap, and the distance between this top and this bowl-type support minimum point equates.
The utility model also has following effect:
The first, after the press-key structure assembling is completed, keycap can carry out precompressed to pre-splenium, make the pre-splenium inclination and distortion more that is stressed down, simultaneously pre-splenium is for resetting, and then oppositely give keycap one elastic force to form a frictional force, allow keycap be subjected to frictional force backstop, to prevent keycap, shake, promote the stability in use of press-key structure.
The second, in advance the splenium symmetric arrays is in top, and the end of pre-splenium is extended with abutting part towards the vertical top direction, abutting part relative top symmetric arrays also is connected to keycap, the frictional force that makes pre-splenium donating bond cap is also symmetrical stressed, allow the both sides uniform stressed of keycap, more can avoid keycap to rock, improve the stationkeeping ability of keycap.
When three, keycap carries out precompressed to pre-splenium slightly, because elastomer is stressed down, easily concentrate from pre-splenium and deform, after avoiding precompressed, the bowl-type support force is out of shape and the trigger unit position is moved down, to keep knocking between trigger unit and thin film switch (Stroke) distance as preset value, and then keep the use feel of press-key structure itself.
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail, but not as to restriction of the present utility model.
Description of drawings
Fig. 1 is the three-dimensional exploded view of the utility model press-key structure;
Fig. 2 is the schematic perspective view of the utility model elastomer the first embodiment;
Fig. 3 is the cutaway view of the utility model elastomer the first embodiment;
Fig. 4 is the combination schematic diagram of the utility model press-key structure;
Fig. 5 is the use view of the utility model press-key structure;
Fig. 6 is the schematic perspective view of the utility model elastomer the second embodiment;
Fig. 7 is the schematic perspective view of the utility model elastomer the 3rd embodiment;
Fig. 8 is the schematic perspective view of the utility model elastomer the 4th embodiment;
Fig. 9 is the cutaway view of the utility model elastomer the 4th embodiment.
Wherein, Reference numeral
10 press-key structures
1 base plate
11 chutes
13 film circuit boards
2 keycaps
3 thin film switches
4 elastomers
42 bowl-type supports
43 tops
44 pre-spleniums
441 conical ring pieces
442 plates
45 abutting parts
46 trigger units
5 Holder for scissors
51 first support bars
52 second support bars
A knocks distance
B the first distance
The c second distance
D the 3rd distance
Embodiment
Below in conjunction with the drawings and specific embodiments, technical solutions of the utility model are described in detail, further to understand the purpose of this utility model, scheme and effect, but not as the restriction of the utility model claims protection range.
Please refer to Fig. 1 to shown in Figure 5, the utility model provides a kind of press-key structure and elastomer thereof of keyboard, and this press-key structure 10 mainly comprises a base plate 1, a keycap 2, a thin film switch 3 and an elastomer 4.
Again, the inside of bowl-type support 42 is extended with a trigger unit 46, and keycap 2 presses down with start trigger unit 46 and the mutual butt of thin film switch 3, and then produces the push button signalling of a correspondence.
Moreover, keycap 2 is as follows with the juncture of base plate 1, in the middle of the present embodiment, as shown in Figure 1, the utility model press-key structure 3 more comprises a Holder for scissors 5, and Holder for scissors 5 comprises and intersects one first support bar 51 and one second support bar 52 of pivot joint, one end of the first support bar 51 is articulated in keycap 2, the slideable end that is articulated in bindiny mechanism's 11, the second support bars 52 of the other end is articulated in keycap 2, the slideable bindiny mechanism 11 that is articulated in of the other end.
In addition, as shown in Figure 2, be the utility model elastomer 4 first embodiment, wherein, pre-splenium 44 is 43 periphery elongation moulding from top, but the position of pre-splenium 44 moulding, its visual actual conditions are adjusted, not take the present embodiment as restriction.
The quantity of the pre-splenium 44 of this example is one, pre-splenium 44 comprises a conical ring piece 441 that outwards enlarges gradually perimeter dimensions, and from the end of conical ring piece 441, towards vertical top 43 directions, be extended with an abutting part 45, abutting part 45 symmetric arrays are in conical ring piece 441, i.e. abutting part 45 relative top 43 symmetric arrays and be connected to keycap 2; Be described in detail as follows, abutting part 45 is the annular lug of symmetric arrays in conical ring piece 441.
And, as shown in Figure 3 to Figure 4, pre-splenium 44 be connected to keycap 2 and and top 43 between be formed with an obtuse angle θ 1, the angle of this obtuse angle θ 1 is between 90 ° to 180 °; Moreover, being formed with an angle theta 2 between pre-splenium 44 and bowl-type support 42 sidewalls, the angle of angle theta 2 is between 90 ° to 70 °, and the visual actual demand of above-mentioned angle is adjusted.
Again, form one between trigger unit 46 and thin film switch 3 and knock (Stroke) apart from a, form one first distance b between the minimum point of the peak of abutting part 45 and bowl-type support 42, form a second distance c between the minimum point of top 43 and bowl-type support 42.
Finally, after the assembling of the utility model press-key structure 10 is completed, form one the 3rd between keycap 2 and base plate 1 apart from d, this 3rd apart from d less than the first distance b and greater than second distance c.
The combination of the utility model press-key structure 10, as shown in Figure 4, wherein, base plate 1 is fixed and be exposed to thin film switch 3; Elastomer 4 folders are sincere between keycap 2 and film circuit board 13, elastomer 4 folders are sincere between keycap 2 and base plate 1, and elastomer 4 has bowl-type support 42, bowl-type support 42 comprises top 43, top 43 also is provided with at least one pre-splenium 44, be formed with obtuse angle θ 1 between pre-splenium 44 and top 43, pre-splenium 44 is connected to keycap 2, forms and knocks (Stroke) apart from a between trigger unit 46 and thin film switch 3.By this, elastomer 4 is extended with the pre-splenium 44 that is connected to keycap 2, while allowing keycap 2 slightly elastomer 4 be carried out precompressed, pre-splenium 44 replaces bowl-type support 42, to give keycap 2 one frictional force and distortion be provided, avoid bowl-type support 42 stress deformations after precompressed and trigger unit 46 positions moved down, take keep knocking between trigger unit 46 and thin film switch 3 (Stroke) apart from a as preset value, and then press-key structure 10 is had use well feel.
The use state of the utility model press-key structure 10, as shown in Figures 3 to 5, at first, after press-key structure 10 assemblings are completed, keycap 2 can carry out precompressed to pre-splenium 44, make pre-splenium 44 inclination and distortion more that is stressed down, namely the angle of obtuse angle θ 1 becomes large, and simultaneously pre-splenium 44 is for resetting, and then oppositely give keycap 2 one elastic force to form a frictional force, allow keycap 2 be subjected to frictional force backstop, to prevent keycap 2, shake, promote the stability in use of press-key structure 10.
In addition, pre-splenium 44 symmetric arrays are in top 43, and the end of pre-splenium 44 is extended with abutting part 45 towards vertical top 43 directions, abutting part 45 relative top 43 symmetric arrays also are connected to keycap 2, the frictional force that makes pre-splenium 44 give keycap 2 is also symmetrical stressed, allow the both sides uniform stressed of keycap 2, more can avoid keycap 2 to rock, improve the stationkeeping ability of keycap 2.
moreover, as shown in Figure 3, before precompressed, form the first distance b between the minimum point of the peak of abutting part 45 and bowl-type support 42, form second distance c between the minimum point of top 43 and bowl-type support 42, and as shown in Figure 4, form the 3rd between keycap 2 and base plate 1 apart from d, when keycap 2 carries out precompressed to pre-splenium 44 slightly, reach greater than second distance c less than the first distance b apart from d because of the 3rd, and pre-splenium 44 and top 43 are tilted configuration, elastomer 4 is stressed down, be able to deform from pre-splenium 44, thereby namely cause obtuse angle θ 1 to become a variable large obtuse angle and become wide-angle, allow pre-splenium 44 inclination and distortion more, make elastomer 4 be connected to keycap 2 front and back, second distance c between top 43 and bowl-type support 42 minimum points equates in fact (constant haply), avoid bowl-type support 42 stress deformations after precompressed and trigger unit 46 positions are moved down, when preventing that keycap 2 from shaking, knock (Stroke) that keep between trigger unit 46 and thin film switch 3 is preset value apart from a, and then keep the use feel of press-key structure 10 itself.
Finally, when keycap 2 is pressed by the user, between keycap 2 and base plate 1 the 3rd, causes bowl-type support 42 strains to trigger thin film switch 3 with start trigger unit 46, and then produces the push button signalling of a correspondence less than the second distance c between end face 43 and bowl-type support 42 minimum points apart from d.
Please refer to Fig. 6 to shown in Figure 7, is the utility model elastomer 4 second to three embodiment, wherein, pre-splenium 44 is 43 periphery elongation moulding from top, but pre-splenium 44 also can be from top 43 elongation mouldings, its visual actual conditions are adjusted, not take the present embodiment as restriction.
The quantity of the pre-splenium 44 of this example is one, pre-splenium 44 is the conical ring piece 441 of the large perimeter dimensions of outside flaring, the end of conical ring piece 441 is extended with a plurality of abutting parts 45 towards vertical top 43 directions, each abutting part 45 is mutually symmetrical and is arranged in conical ring piece 441, i.e. each abutting part 45 relative top 43 symmetric arrays and be connected to keycap 2.By this, be same as above-mentioned function and effect to reach.
Please refer to Fig. 8 to shown in Figure 9, is the utility model elastomer 4 the 4th embodiment, wherein, pre-splenium 44 is 43 periphery elongation moulding from top, but pre-splenium 44 also can be from top 43 elongation mouldings, its visual actual conditions are adjusted, not take the present embodiment as restriction.
The quantity of the pre-splenium 44 of the present embodiment is a plurality of, and each pre-splenium 44 is a plate 442 of outward-dipping configuration, and each plate 442 is mutually symmetrical and is arranged in top 43; In addition, each plate 442 of this example is arc plate, but not as restriction.
Again, the end of each plate 442 is extended with an abutting part 45 towards vertical top 43 directions, and each abutting part 45 is mutually symmetrical and arranges and be connected to keycap 2 with respect to top 43.By this, be same as above-mentioned function and effect to reach.
Certainly; the utility model also can have other various embodiments; in the situation that do not deviate from the utility model spirit and essence thereof; those of ordinary skill in the art are when making various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the utility model.
Claims (14)
1. the elastomer of a keyboard, is characterized in that, comprising:
One bowl-type support, comprise a top, and this top is provided with at least one pre-splenium, is formed with an obtuse angle between this pre-splenium and this top.
2. the elastomer of keyboard according to claim 1, is characterized in that, this pre-splenium symmetric arrays is in this top.
3. the elastomer of keyboard according to claim 2, is characterized in that, the quantity of pre-splenium is one, and this pre-splenium is for outwards enlarging gradually a conical ring piece of perimeter dimensions.
4. the elastomer of keyboard according to claim 2, is characterized in that, the quantity of pre-splenium is a plurality of, and each this pre-splenium is a plate of outward-dipping configuration.
5. the elastomer of keyboard according to claim 1, is characterized in that, the end of this pre-splenium is extended with at least one abutting part towards vertical this top-direction, and this abutting part is this top symmetric arrays relatively.
6. the elastomer of keyboard according to claim 1, is characterized in that, this pre-splenium is from the periphery elongation moulding at this top.
7. the elastomer of keyboard according to claim 1, is characterized in that, is formed with an angle between this pre-splenium and this bowl-type rack side wall, and the angle of this angle is between 90 ° to 70 °.
8. the elastomer of keyboard according to claim 1, is characterized in that, this pre-splenium is from this top one elongation moulding.
9. the elastomer of keyboard according to claim 1, is characterized in that, in the inside of this bowl-type support, is provided with a trigger unit.
10. the press-key structure of a keyboard comprises:
One base plate;
One keycap;
One thin film switch, fix and be exposed to this base plate; It is characterized in that, also comprise
The described elastomer of any one of according to claim 1 to 9, this elastomer folder is sincere between this keycap and this base plate, and this pre-splenium is connected to this keycap.
11. the press-key structure of keyboard according to claim 10, is characterized in that, this keycap is connected in this base plate and can vertically moves relative to this base plate.
12. the press-key structure of keyboard according to claim 10, it is characterized in that, it more comprises a Holder for scissors, this Holder for scissors comprises and intersects one first support bar and one second support bar of pivot joint, this base plate is to being provided with two bindiny mechanisms in the Holder for scissors both sides, and an end of this first support bar is articulated in this keycap, and other end slidingtype is articulated in this bindiny mechanism, one end of this second support bar is articulated in this keycap, and other end slidingtype is articulated in this bindiny mechanism.
13. the press-key structure of keyboard according to claim 10, is characterized in that, after this elastomer was connected to this keycap, it is large that this obtuse angle becomes.
14. the press-key structure of keyboard according to claim 10, is characterized in that, this elastomer is connected to before and after this keycap, and the distance between this top and this bowl-type support minimum point equates.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW102208484U TWM461827U (en) | 2013-05-08 | 2013-05-08 | Keyswitch structure for keyboard and its elastomer |
TW102208484 | 2013-05-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN203300522U true CN203300522U (en) | 2013-11-20 |
Family
ID=49576516
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2013202737282U Expired - Fee Related CN203300522U (en) | 2013-05-08 | 2013-05-20 | Key structure of keyboard and elastic body thereof |
Country Status (2)
Country | Link |
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CN (1) | CN203300522U (en) |
TW (1) | TWM461827U (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105206456A (en) * | 2015-07-27 | 2015-12-30 | 苏州达方电子有限公司 | Keyboard key and keyboard |
CN107969158A (en) * | 2015-08-24 | 2018-04-27 | 雅马哈株式会社 | The key board unit of reaction force generator and electronic musical instrument |
CN108666163A (en) * | 2017-03-28 | 2018-10-16 | 致伸科技股份有限公司 | Press-key structure |
CN108883752A (en) * | 2016-04-01 | 2018-11-23 | 罗伯特·博世有限公司 | Brake force simulator for motor vehicle |
CN109491517A (en) * | 2018-11-29 | 2019-03-19 | 欣旺达电子股份有限公司 | Self-generating wireless keyboard |
CN110648873A (en) * | 2017-03-30 | 2020-01-03 | 富士通电子零件有限公司 | Reaction force generating member and key switch device |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109935489A (en) | 2017-12-15 | 2019-06-25 | 群光电子股份有限公司 | Elastomer and keyboard structure |
-
2013
- 2013-05-08 TW TW102208484U patent/TWM461827U/en not_active IP Right Cessation
- 2013-05-20 CN CN2013202737282U patent/CN203300522U/en not_active Expired - Fee Related
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105206456A (en) * | 2015-07-27 | 2015-12-30 | 苏州达方电子有限公司 | Keyboard key and keyboard |
CN107969158A (en) * | 2015-08-24 | 2018-04-27 | 雅马哈株式会社 | The key board unit of reaction force generator and electronic musical instrument |
US10482861B2 (en) | 2015-08-24 | 2019-11-19 | Yamaha Corporation | Reaction force generator and keyboard device of electronic musical instrument |
CN108883752A (en) * | 2016-04-01 | 2018-11-23 | 罗伯特·博世有限公司 | Brake force simulator for motor vehicle |
US11192534B2 (en) | 2016-04-01 | 2021-12-07 | Robert Bosch Gmbh | Brake-force simulator for a motor vehicle |
CN108666163A (en) * | 2017-03-28 | 2018-10-16 | 致伸科技股份有限公司 | Press-key structure |
CN110648873A (en) * | 2017-03-30 | 2020-01-03 | 富士通电子零件有限公司 | Reaction force generating member and key switch device |
CN110648873B (en) * | 2017-03-30 | 2021-11-23 | 富士通电子零件有限公司 | Reaction force generating member and key switch device |
CN109491517A (en) * | 2018-11-29 | 2019-03-19 | 欣旺达电子股份有限公司 | Self-generating wireless keyboard |
Also Published As
Publication number | Publication date |
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TWM461827U (en) | 2013-09-11 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131120 Termination date: 20140520 |