CN108766815A - A kind of press-key structure of keyboard - Google Patents
A kind of press-key structure of keyboard Download PDFInfo
- Publication number
- CN108766815A CN108766815A CN201810866643.2A CN201810866643A CN108766815A CN 108766815 A CN108766815 A CN 108766815A CN 201810866643 A CN201810866643 A CN 201810866643A CN 108766815 A CN108766815 A CN 108766815A
- Authority
- CN
- China
- Prior art keywords
- permanent magnet
- press
- key structure
- keyboard
- capsule
- 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.)
- Pending
Links
- 239000002775 capsule Substances 0.000 claims abstract description 51
- 230000005389 magnetism Effects 0.000 claims abstract description 18
- 230000008602 contraction Effects 0.000 claims abstract description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- 239000003292 glue Substances 0.000 claims description 5
- 239000000741 silica gel Substances 0.000 claims description 5
- 229910002027 silica gel Inorganic materials 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 2
- 239000011159 matrix material Substances 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 238000007596 consolidation process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010794 food waste Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
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
- H01H13/02—Details
- H01H13/12—Movable parts; Contacts mounted thereon
- H01H13/14—Operating parts, e.g. push-button
-
- 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
Abstract
The present invention provides a kind of press-key structures of keyboard, belong to input equipment technical field.Press-key structure that it solves existing keyboard is bad using feel, is susceptible to the technical problems such as failure.This keyboard includes support baseboard, support baseboard is equipped with conductive film, press-key structure includes keycap and elastic Capsule, elastic Capsule is contraction state in hollow taper and elastic Capsule initial configuration, keycap has been fixedly mounted on the bottom surface with permanent magnet one, and the lower section of permanent magnet one is equipped with permanent magnet two, and the lower end of elastic Capsule is arranged on support baseboard, the upper end of elastic Capsule is clamped between permanent magnet one and permanent magnet two, and permanent magnet one and the opposite side of permanent magnet two are magnetic opposite；The lower section of permanent magnet two is equipped with electromagnet, and electromagnet is identical with the opposite face magnetism of permanent magnet two.Press-key structure in the present invention can adjust feedback dynamics in due course, promote user experience.
Description
Technical field
The invention belongs to input equipment technical fields, are related to a kind of keyboard, especially a kind of press-key structure of keyboard.
Background technology
Keyboard is a kind of instruction and data input unit for operating equipment operation, it is most common computer input
One of equipment is widely used on microcomputer and various terminal equipment.It can be by English alphabet, number, mark by keyboard
Point symbol etc. is input in computer, to send out order, input data etc. to computer.The existing computer keyboard used is big
Majority is contact, condenser type and induction type；For conventional contact keyboard when operation, contact feel can be more stiff；And
And some food residues or other small particle foreign matters are easily accessible in the gap of keyboard during use, it is difficult to which cleaning is dry
Only, it may result in the internal mechanism part damage of keyboard in the course of time so that the sense of touch of keyboard locally dies down, with other buttons
Sense of touch it is inconsistent, influence the usage experience of user；In addition tactile keyboard can be to there is keyboard during being used for a long time
Structure generates abrasion, and the pressing stroke so as to cause entire keyboard is affected, and usage experience is deteriorated.
China's patent (notification number：CN104036998A；The day for announcing：It 2014-09-10) discloses a kind of using magnetic force progress
The keyboard that button resets, including shell；Button is distributed on the panel of shell；The inside of shell includes double-layer printing circuit
Piece；Varistor corresponding with the position of each button is distributed with above double-layer printing circuit piece；Button has magnetism, and presses
Permanent magnetism matrix is equipped with above quick resistance；Button is opposite with permanent magnetism matrix homopolarity, and permanent magnetism matrix constrains in vertical direction by shell
Interior movement；Permanent magnetism substrate is integrated with varistor consolidation, and varistor is located at below permanent magnetism substrate；Permanent magnetism substrate and button are total
It is oriented to neck limit with a metal, permanent magnetism matrix and button are constrained in vertical direction jointly and moved, metal is oriented to neck by magnetic
The line of force shields, and reduces the interference between button.
Keyboard in above patent document makes keycap suspend using permanent magnetism matrix, and the magnetic force between two panels permanent magnetism matrix cannot
Adjustment, closer apart, reaction force is bigger, influences user experience, and its control button feedback force dynamics is relatively simple.
Invention content
The present invention existing above problem in view of the prior art, provides a kind of press-key structure of keyboard, the present invention is wanted
The technical issues of solution is：How to improve the convenience of keyboard installing and dismounting and the good experience that uses and makes keyboard more
It is frivolous.
Object of the invention can be realized by the following technical scheme：
A kind of press-key structure of keyboard, keyboard include support baseboard, and the support baseboard is equipped with conductive film, feature
It is, the press-key structure includes keycap and elastic Capsule, and the elasticity Capsule is at the beginning of hollow taper and the elastic Capsule
Beginning form is contraction state, and the keycap has been fixedly mounted on the bottom surface with permanent magnet one, and the lower section of the permanent magnet one is equipped with permanent magnet
Two, the lower end of the elasticity Capsule is arranged on the support baseboard, and the upper end of the elasticity Capsule is clamped in the permanent magnetism
Between body one and permanent magnet two, the permanent magnet one and the opposite side of permanent magnet two are magnetic opposite；Under the permanent magnet two
Side is equipped with electromagnet, and the electromagnet is identical with the opposite face magnetism of permanent magnet two.
Its principle is as follows：When original state, by being powered off to electromagnet, the contractility of silica gel itself can be utilized to make keycap
It springs back to and is flushed with keyboard frame, elastic Capsule is in contraction state at this time, and the distance between keycap and support baseboard are smaller；When use
It by touching arbitrary push button exciting keyboard, is powered to electromagnet, can arbitrarily adjust and press by adjusting the size of input current
Key feedback force.Specially circuit one 5~10 seconds pulse signal of generation, for controlling switching circuit, connection occur for pulse
Power supply, this supply voltage is usually 5V, 8.4V, 20V, while being boosted using one group of booster circuit, and the electric current for flowing through coil is made
Reach design requirement, power supply is connected 5~10 seconds under the control of pulse voltage, and during this period, magnet spool is in electric current
Effect is lower to generate magnetic field, is allowed to generate identical magnetic pole with permanent magnet two according to the current direction of setting, in the work that the same sex is repelled
Under firmly, keycap floats, and protrudes keyboard frame, to normal use.This keyboard uses shape especially suitable for laptop, non-
Under state, state is remained retracted, the frivolous property of laptop can be promoted.
Press-key structure in the technical program uses the fixation side that permanent magnetism, elastic Capsule and electromagnetic suspension technology combine
Formula and connection type also completely avoid being in direct contact for keycap and functor under the premise of ensureing product stability so that
Product has more permanent service life；Elastic Capsule in the technical program has the compressible characteristic of Soft, foldable,
Idle is shunk, and when work stretches, it is ensured that enough pressing strokes can be provided by being increased without more height spaces；And it is whole
Body is simple in structure, and cost is relatively low；Using the magnetic attracting force between permanent magnet one and permanent magnet two between keycap and elastic Capsule
Come realize connection, be easy for installation and removal, also allow for daily cleaning, additionally, due to use Electromagnetic Control button feedback force dynamics,
The different use demands of each user can be met.
In the press-key structure of above-mentioned keyboard, from top to bottom diameter becomes larger the elasticity Capsule, the elastic gum
The upper end end face of cap has the evener for being clamped between the permanent magnet one and permanent magnet two, the elasticity Capsule close
The position of lower end has the contraction flow region to elastic Capsule internal bend.
In the press-key structure of above-mentioned keyboard, the permanent magnet one and permanent magnet two are in the form of annular discs, the permanent magnet
One lateralarea is more than the lateralarea of permanent magnet two, and the permanent magnet two is located inside the elastic Capsule and positioned at smooth
The lower section in portion.
In the press-key structure of above-mentioned keyboard, the permanent magnet one is by glue or tape-stripping under the keycap
Side；The elasticity Capsule is made of silica gel.Further, permanent magnet two can also be by glue or tape-stripping in evener
Lower section.
In the press-key structure of above-mentioned keyboard, the surrounding of the keycap has the rib being turned over downwards, the permanent magnet
One is located in the groove that the rib is surrounded.
In the press-key structure of above-mentioned keyboard, there is mounting groove, the electromagnetism on the support baseboard and conductive film
The lower end of iron and elastic Capsule is located in the mounting groove.
Ensure the stability of connection by above structure, while reducing interfering between multiple press-key structures.
In the press-key structure of above-mentioned keyboard, the press-key structure further includes current transformer, the current transformer and the electricity
Magnet is electrically connected.The size of current that electromagnet is adjusted by current transformer, so as to adjust button feedback force.
Compared with prior art, the keyboard in the present invention has the following advantages：
1, press-key structure remains retracted state, can promote the frivolous property of keyboard under non-working condition in the present invention.
2, the press-key structure in the present invention uses the fixed form that permanent magnetism, elastic Capsule and electromagnetic suspension technology combine
And connection type, being in direct contact for keycap and functor is also completely avoided under the premise of ensureing product stability so that production
Product have more permanent service life.
3, using the magnetic between permanent magnet one and permanent magnet two between the press-key structure keycap in the present invention and elastic Capsule
Property attraction come realize connection, be easy for installation and removal, also allow for daily cleaning, additionally, due to using Electromagnetic Control button feed back
Force degree can meet the different use demands of each user.
Description of the drawings
Fig. 1 is the structural schematic diagram of this keyboard.
Fig. 2 is structural schematic diagram of this press-key structure in non-working condition.
Fig. 3 is structural schematic diagram of this press-key structure in use state.
In figure, 1, support baseboard；11, mounting groove；2, conductive film；3, keycap；31, rib；32, groove；4, elastic gum
Cap；41, evener；42, contraction flow region；5, permanent magnet one；6, permanent magnet two；7, electromagnet.
Specific implementation mode
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
However, the present invention is not limited to these examples.
As shown in Figure 1, Figure 2 and Figure 3, this keyboard includes support baseboard 1, and support baseboard 1 is equipped with conductive film 2, originally presses
Bond structure includes keycap 3 and elastic Capsule 4, and elastic Capsule 4 is contraction-like in hollow taper and 4 initial configuration of elastic Capsule
State, keycap 3 have been fixedly mounted on the bottom surface with permanent magnet 1, and the lower section of permanent magnet 1 is equipped with permanent magnet 26, the lower end of elastic Capsule 4
It is arranged on support baseboard 1, the upper end of elastic Capsule 4 is clamped between permanent magnet 1 and permanent magnet 26, one 5 He of permanent magnet
The opposite side of permanent magnet 26 is magnetic opposite；The lower section of permanent magnet 26 is equipped with electromagnet 7, the phase of electromagnet 7 and permanent magnet 26
Opposite magnetism is identical.Further, from top to bottom diameter becomes larger elastic Capsule 4, and the upper end end face of elastic Capsule 4, which has, to be used
In the evener 41 being clamped between permanent magnet 1 and permanent magnet 26, elastic Capsule 4 has close to the position of lower end to elasticity
The contraction flow region 42 of 4 internal bend of Capsule；Permanent magnet 1 and permanent magnet 26 are in the form of annular discs, and the lateralarea of permanent magnet 1 is big
In the lateralarea of permanent magnet 26, permanent magnet 26 is located at 4 inside of elastic Capsule and the lower section positioned at evener 41；Permanent magnet one
5 by glue or tape-stripping below keycap 3；Elastic Capsule 4 is made of silica gel, and permanent magnet 26 can also pass through glue
Or tape-stripping is in the lower section of evener 41；There is the surrounding of keycap 3 rib 31 being turned over downwards, permanent magnet 1 to be located at rib
In 31 grooves 32 surrounded；There is mounting groove 11, under electromagnet 7 and elastic Capsule 4 on support baseboard 1 and conductive film 2
End is located in mounting groove 11；Press-key structure further includes current transformer, and current transformer is electrically connected with electromagnet 7.
When original state, by electromagnet 7 power off, can utilize silica gel itself contractility make keycap 3 spring back to
Keyboard frame flushes, and elastic Capsule 4 is in contraction state at this time, and the distance between keycap 3 and support baseboard 1 are smaller；Pass through when use
Arbitrary push button exciting keyboard is touched, is powered to electromagnet 7, can arbitrarily to adjust button anti-by adjusting the size of input current
Present power.Specially pulse occurs circuit and generates 5~10 seconds pulse signal, for controlling switching circuit, powers on,
This supply voltage is usually 5V, 8.4V, 20V, while being boosted using one group of booster circuit, so that the electric current for flowing through coil is reached and sets
Meter requires, and power supply is connected 5~10 seconds under the control of pulse voltage, and during this period, the coil of electromagnet 7 is under the action of electric current
Magnetic field is generated, is allowed to generate identical magnetic pole with permanent magnet 26 according to the current direction of setting, in the active force that the same sex is repelled
Under, keycap 3 floats, and protrudes keyboard frame, to normal use.Press-key structure and its keyboard in the present embodiment is especially suitable for pen
Remember this computer, under non-working condition, remain retracted state, the frivolous property of laptop can be promoted.
This press-key structure uses the fixed form and connection side that permanent magnetism, elastic Capsule 4 and electromagnetic suspension technology combine
Formula also completely avoids being in direct contact for keycap 3 and functor under the premise of ensureing product stability so that product has more
Permanent service life；Elastic Capsule 4 in the technical program has the compressible characteristic of Soft, foldable, is shunk in idle,
It is stretched when work, it is ensured that enough pressing strokes can be provided by being increased without more height spaces；And overall structure letter
Single, cost is relatively low；Using the magnetic attracting force between permanent magnet 1 and permanent magnet 26 come real between keycap 3 and elastic Capsule 4
It now connects, is easy for installation and removal, also allow for daily cleaning, it, can be with additionally, due to Electromagnetic Control button feedback force dynamics is used
Meet the different use demands of each user.
Specific embodiment described herein is only an example for the spirit of the invention.Technology belonging to the present invention is led
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Although 1, support baseboard is used more herein；11, mounting groove；2, conductive film；3, keycap；31, rib；
32, groove；4, elastic Capsule；41, evener；42, contraction flow region；5, permanent magnet one；6, permanent magnet two；7, the terms such as electromagnet,
But it does not preclude the possibility of using other terms.The use of these items is only for more easily describe and explain the present invention
Essence；Any one of the additional limitations is construed as all to disagree with spirit of that invention.
Claims (7)
1. a kind of press-key structure of keyboard, keyboard includes support baseboard (1), and the support baseboard (1) is equipped with conductive film
(2), which is characterized in that the press-key structure includes keycap (3) and elastic Capsule (4), and the elasticity Capsule (4) is in hollow cone
Shape and described elastic Capsule (4) initial configuration is contraction state, the keycap (3) has been fixedly mounted on the bottom surface with permanent magnet one (5), institute
The lower section for stating permanent magnet one (5) is equipped with permanent magnet two (6), and the lower end of the elasticity Capsule (4) is arranged in the support baseboard (1)
On, the upper end of the elasticity Capsule (4) is clamped between the permanent magnet one (5) and permanent magnet two (6), the permanent magnet one
(5) and the opposite side of permanent magnet two (6) is magnetic opposite；The lower section of the permanent magnet two (6) is equipped with electromagnet (7), the electricity
Magnet (7) is identical with the opposite face magnetism of permanent magnet two (6).
2. the press-key structure of keyboard according to claim 1, which is characterized in that the elasticity Capsule (4) is straight from top to bottom
Diameter becomes larger, and the upper end end face of the elasticity Capsule (4) has for being clamped in the permanent magnet one (5) and permanent magnet two
(6) evener (41) between, the elasticity Capsule (4) have close to the position of lower end to elastic Capsule (4) internal bend
Contraction flow region (42).
3. the press-key structure of keyboard according to claim 1, which is characterized in that the permanent magnet one (5) and permanent magnet two
(6) in the form of annular discs, the lateralarea of the permanent magnet one (5) is more than the lateralarea of permanent magnet two (6), the permanent magnet two
(6) it is located at elastic Capsule (4) inside and the lower section positioned at evener (41).
4. the press-key structure of keyboard according to claim 1 or 2 or 3, which is characterized in that the permanent magnet one (5) passes through
Glue or tape-stripping are below the keycap (3)；The elasticity Capsule (4) is made of silica gel.
5. the press-key structure of keyboard according to claim 1 or 2 or 3, which is characterized in that the surrounding of the keycap (3) has
There are the rib (31) being turned over downwards, the permanent magnet one (5) to be located in the groove (32) that the rib (31) is surrounded.
6. the press-key structure of keyboard according to claim 1 or 2 or 3, which is characterized in that the support baseboard (1) and lead
On conductive film (2) have mounting groove (11), the electromagnet (7) and elasticity Capsule (4) lower end be located at the mounting groove (11)
It is interior.
7. the press-key structure of keyboard according to claim 1 or 2 or 3, which is characterized in that the press-key structure further includes becoming
Device is flowed, the current transformer is electrically connected with the electromagnet (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810866643.2A CN108766815A (en) | 2018-08-01 | 2018-08-01 | A kind of press-key structure of keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810866643.2A CN108766815A (en) | 2018-08-01 | 2018-08-01 | A kind of press-key structure of keyboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108766815A true CN108766815A (en) | 2018-11-06 |
Family
ID=63968490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810866643.2A Pending CN108766815A (en) | 2018-08-01 | 2018-08-01 | A kind of press-key structure of keyboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108766815A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109117010A (en) * | 2018-11-13 | 2019-01-01 | 中新工程技术研究院有限公司 | A kind of mouse |
| CN111725017A (en) * | 2020-06-11 | 2020-09-29 | 歌尔科技有限公司 | Key control method, electronic device and readable storage medium |
| CN113064495A (en) * | 2021-03-25 | 2021-07-02 | 深圳莱宝高科技股份有限公司 | Keyboard and electronic device |
| CN113810036A (en) * | 2020-06-15 | 2021-12-17 | 重庆达方电子有限公司 | Keyboard with a keyboard body |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103258676A (en) * | 2013-04-24 | 2013-08-21 | 瑞声科技（南京）有限公司 | Key system and electronic equipment using same |
| CN205828228U (en) * | 2016-06-16 | 2016-12-21 | 苏州三星电子电脑有限公司 | Press-key structure and the notebook computer with this press-key structure |
| CN208548292U (en) * | 2018-08-01 | 2019-02-26 | 中新工程技术研究院有限公司 | A kind of press-key structure of keyboard |
-
2018
- 2018-08-01 CN CN201810866643.2A patent/CN108766815A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103258676A (en) * | 2013-04-24 | 2013-08-21 | 瑞声科技（南京）有限公司 | Key system and electronic equipment using same |
| CN205828228U (en) * | 2016-06-16 | 2016-12-21 | 苏州三星电子电脑有限公司 | Press-key structure and the notebook computer with this press-key structure |
| CN208548292U (en) * | 2018-08-01 | 2019-02-26 | 中新工程技术研究院有限公司 | A kind of press-key structure of keyboard |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109117010A (en) * | 2018-11-13 | 2019-01-01 | 中新工程技术研究院有限公司 | A kind of mouse |
| CN111725017A (en) * | 2020-06-11 | 2020-09-29 | 歌尔科技有限公司 | Key control method, electronic device and readable storage medium |
| CN113810036A (en) * | 2020-06-15 | 2021-12-17 | 重庆达方电子有限公司 | Keyboard with a keyboard body |
| CN113810036B (en) * | 2020-06-15 | 2024-04-02 | 重庆达方电子有限公司 | Keyboard with keyboard body |
| CN113064495A (en) * | 2021-03-25 | 2021-07-02 | 深圳莱宝高科技股份有限公司 | Keyboard and electronic device |
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