CN208548292U - A kind of press-key structure of keyboard - Google Patents
A kind of press-key structure of keyboard Download PDFInfo
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- CN208548292U CN208548292U CN201821233794.6U CN201821233794U CN208548292U CN 208548292 U CN208548292 U CN 208548292U CN 201821233794 U CN201821233794 U CN 201821233794U CN 208548292 U CN208548292 U CN 208548292U
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- Prior art keywords
- permanent magnet
- press
- key structure
- capsule
- keyboard
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Abstract
The utility model provides a kind of press-key structure of keyboard, belongs to input equipment technical field.The press-key structure that it solves existing keyboard is bad using feel, is easy to appear 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 cone cell 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 utility model can adjust feedback dynamics in due course, promote user experience.
Description
Technical field
The utility model belongs to input equipment technical field, is related to a kind of keyboard, especially a kind of press-key structure of keyboard.
Background technique
Keyboard is a kind of instruction and data input unit for operating equipment operation, it is the 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 issue 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 in use process, it is difficult to which cleaning is dry
Only, the internal mechanism part damage that will lead to keyboard over time, so that the sense of touch of keyboard locally dies down, with other keys
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: 2014-09-10) disclose a kind of use magnetic force progress
The keyboard that key resets, including shell；Key is distributed on the panel of shell；The inside of shell includes double-layer printing circuit
Piece；Varistor corresponding with the position of each key is distributed with above double-layer printing circuit piece；Key has magnetism, and presses
Permanent magnetism matrix is equipped with above quick resistance；Key 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 key are total
With a metal guiding neck limit, permanent magnetism matrix and key are constrained in vertical direction jointly and moved, metal is oriented to neck for magnetic
Line of force shielding, reduces the interference between key.
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.
Summary of the invention
The utility model aiming at the above problems existing in the prior art, provides a kind of press-key structure of keyboard, this is practical
It is novel the technical problem to be solved is that: how to improve the convenience of keyboard installing and dismounting and the good experience that uses and make
Keyboard is more frivolous.
The purpose of this utility model 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 cone cell 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.
The principle is as follows: when original state, by powering off to electromagnet, the contractility that can use silica gel itself makes 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 any 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 occurs for pulse, is used for control switch circuit, connects
Power supply, this supply voltage is usually 5V, 8.4V, 20V, while being boosted using one group of booster circuit, makes the electric current for flowing through coil
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 keyboard frame is protruded, thus normal use.This keyboard uses shape especially suitable for laptop, non-
Under state, state is remained retracted, is able to ascend the frivolous property of laptop.
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 keycap under the premise of guaranteeing product stability and contact with the direct of functor, 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 structure is simple, 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, be also convenient for daily cleaning, additionally, due to use Electromagnetic Control key feedback force dynamics,
It can satisfy the different use demands of each user.
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, and the elasticity Capsule is 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 greater than the lateralarea of permanent magnet two, and the permanent magnet two is located inside the elastic Capsule and is located 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.
Guarantee 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 electrical connection.The size of current of electromagnet is adjusted, by current transformer so as to adjust key feedback force.
Compared with prior art, the keyboard in the utility model has the advantage that
1, press-key structure in the non-use state, remains retracted state in the utility model, is able to ascend the frivolous of keyboard
Property.
2, the press-key structure in the utility model uses the fixation that permanent magnetism, elastic Capsule and electromagnetic suspension technology combine
Mode and connection type also completely avoid keycap under the premise of guaranteeing product stability and contact with the direct of functor, make
Obtaining product has more permanent service life.
3, using between permanent magnet one and permanent magnet two between the press-key structure keycap in the utility model and elastic Capsule
Magnetic attracting force come realize connection, be easy for installation and removal, be also convenient for daily cleaning, additionally, due to use Electromagnetic Control key
Feedback force dynamics can satisfy the different use demands of each user.
Detailed description of the invention
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 embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model 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 cone cell and elastic 4 initial configuration of 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 elastic 4 inside of Capsule and is located at the lower section of evener 41；Permanent magnet one
5 pass through 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；The surrounding of keycap 3 has the rib 31 being turned over downwards, and permanent magnet 1 is 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 use 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
Any push button exciting keyboard is touched, is powered to electromagnet 7, can arbitrarily to adjust key anti-by adjusting the size of input current
Present power.Specially circuit one 5~10 seconds pulse signal of generation occurs for pulse, is used for control switch circuit, powers on,
This supply voltage is usually 5V, 8.4V, 20V, while being boosted using one group of booster circuit, reaches the electric current for flowing through coil 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 keyboard frame is protruded, thus normal use.Press-key structure and its keyboard in the present embodiment is especially suitable for pen
Remember this computer, in the non-use state, remain retracted state, is able to ascend the frivolous property of laptop.
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 keycap 3 under the premise of guaranteeing product stability and contacts with the direct of functor, so that product has more
Permanent service life；Elastic Capsule 4 in the technical program has the compressible characteristic of Soft, foldable, shrinks 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, be also convenient for daily cleaning, it, can be with additionally, due to Electromagnetic Control key feedback force dynamics is used
Meet the different use demands of each user.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application 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 exclude the possibility of using other terms.It is practical the use of these items is only for being more convenient to describe and explain
Novel essence；It is contrary to the spirit of the present invention to interpret them as any one of the additional limitations.
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 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 greater than the lateralarea of permanent magnet two (6), the permanent magnet two
(6) it is located at elastic Capsule (4) inside and is located at the lower section of 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 is the rib (31) being turned over downwards, the permanent magnet one (5) is 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
There are mounting groove (11) on conductive film (2), the lower end of the electromagnet (7) and elastic Capsule (4) is 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 |
|---|---|---|---|
| CN201821233794.6U CN208548292U (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 |
|---|---|---|---|
| CN201821233794.6U CN208548292U (en) | 2018-08-01 | 2018-08-01 | A kind of press-key structure of keyboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208548292U true CN208548292U (en) | 2019-02-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821233794.6U Expired - Fee Related CN208548292U (en) | 2018-08-01 | 2018-08-01 | A kind of press-key structure of keyboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208548292U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108766815A (en) * | 2018-08-01 | 2018-11-06 | 中新工程技术研究院有限公司 | A kind of press-key structure of keyboard |
| CN111346367A (en) * | 2020-02-27 | 2020-06-30 | 歌尔科技有限公司 | Handle trigger adjusting device and handle with same |
-
2018
- 2018-08-01 CN CN201821233794.6U patent/CN208548292U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108766815A (en) * | 2018-08-01 | 2018-11-06 | 中新工程技术研究院有限公司 | A kind of press-key structure of keyboard |
| CN111346367A (en) * | 2020-02-27 | 2020-06-30 | 歌尔科技有限公司 | Handle trigger adjusting device and handle with same |
| WO2021169372A1 (en) * | 2020-02-27 | 2021-09-02 | 歌尔股份有限公司 | Handle trigger adjustment apparatus and handle having said apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190226 |