CN205862312U - A kind of capacitive key device with pressure feedback function - Google Patents
A kind of capacitive key device with pressure feedback function Download PDFInfo
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- CN205862312U CN205862312U CN201620441434.XU CN201620441434U CN205862312U CN 205862312 U CN205862312 U CN 205862312U CN 201620441434 U CN201620441434 U CN 201620441434U CN 205862312 U CN205862312 U CN 205862312U
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- pressure feedback
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- key device
- utility
- capacitance touch
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Abstract
This utility model relates to a kind of capacitive key device with pressure feedback function, including capacitance touch body and connected wiring board unit, capacitance touch body is coated with elastic bumps unit, this elastic bumps unit includes decorative layer, is arranged on some pressure feedback protrusion means of predeterminated position on decorative layer, this elastic bumps unit is fixed on capacitance touch body by transparent adhesive layer, and decorative layer and pressure feedback protrusion means are the overall structures of seamless connection.This utility model is owing to having pressure feedback, blind operation can be realized, operational feedback sense compared with traditional mechanical button, use sense are preferably, and owing to surface is overall structure and there is not gap, easily clear up wiping, there is feature easy to clean, long-lived, the multiple functions such as multipoint operation, gesture, pressure feedback, draw runner can be obtained by this utility model simultaneously, have wide range of applications.
Description
Technical field
This utility model relates to man machine interface field, particularly to a kind of capacitance key dress with pressure feedback function
Put.
Background technology
Capacitive touch screen is that touch screen kind apoplexy due to endogenous wind possesses high-resolution, the feature such as ultra-thin, writable, can realize tapping more
The touch screen of control function.Capacitance-type touch screen technology utilizes the electric current sensing of human body to be operated, and the most generally uses employing 1
Individual or multiple ITO layer well-designed, etched, these ITO layer form multiple horizontal and vertical electrodes by etching.Work as hands
During abutment touch screen, finger, as conductor, can form external capacitive, external electrical with the Sensor (ITO conductive layer) of touch screen
Hold the internal capacitance own with Sensor and form parallel circuit, change the capacity of internal capacitance, and by high-frequency ac electro-detection
The change of interior capacitance, calculates the position of touch point.
The capacitance type touch key of prior art mostly uses MCU, realizes the simple of break-make by the way of GPIO drags down
Work.Or use and possess the self-capacitance of touch function or mutual capacitance type chip to realize some simple buttons and the behaviour that slides
Make, but it is the most highly difficult to be intended to realize multiple spot or gesture.Although the capacitive touch screen of prior art uses self-capacitance or mutual capacitance
Control chip can realize the functions such as button, multiple spot and gesture.But will not be as operation at a lot of special environments, such as user
Mobile phone or panel computer touch screen the most for a long time, and operational feedback is short of, and use sense not good enough, and therefore, research and development are a kind of in safety
Under the conditions of operational hypothesis, it is provided that the more preferable operating experience of user, operational feedback, makes capacitive touch screen with a good sense become
For problem demanding prompt solution.
Utility model content
The defect existed in view of above-mentioned prior art, the purpose of this utility model is to propose one to have pressure feedback function
Capacitive key device, well solve operational feedback shortcoming during capacitive touch screen uses, do not use sense good enough etc.
Shortcoming.For realizing aforementioned utility model purpose, the technical solution adopted in the utility model includes:
A kind of capacitive key device with pressure feedback function, including capacitance touch body and connected line
Road Slab element, is coated with elastic bumps unit on described capacitance touch body, described elastic bumps unit include decorative layer,
Being arranged on some pressure feedback protrusion means of predeterminated position on decorative layer, wherein, described elastic bumps unit passes through transparent adhesive tape
Glutinous layer is fixed on capacitance touch body, and described decorative layer and pressure feedback protrusion means are the overall structures of seamless connection.
Further, described capacitance touch body includes cover sheet bonded to each other and sensing function to this utility model
Lamella, described elastic bumps unit is pasted on described cover sheet by transparent adhesive layer.
This utility model further, is connected by adhesive layer between described cover sheet and described sensing function lamella
Connect.
Further, described cover sheet is the whole clearing structure of glass or plastic material to this utility model.
This utility model further, described cover sheet is provided with corresponding with described pressure feedback protrusion means
Transparent window.
Further, described wiring board unit includes the circuit board function sheet with touch chip to this utility model, described
Circuit board function sheet is connected with capacitance touch body by anisotropic conductive adhesive layer.
Further, described circuit board function sheet includes FPC wiring board or/and PCB for this utility model.
By such scheme, this utility model at least has the advantage that
1. this utility model is owing to having pressure feedback, and user can be allowed to realize blind operation, with traditional mechanical button phase
Ratio, operational feedback sense, use sense are preferably；
2. this utility model device is owing to surface is overall structure and there is not gap, easily clears up wiping, has clear
Clean convenience, long-lived feature；
3. this utility model has wide range of applications, and can be used on the product only needing capacitance type touch key, it is possible to use
On concrete touch screen function and the product with capacitance type touch key, its apparatus structure is simple, low cost, production are good；
4. comparing conventional apparatus, this utility model operating experience and accuracy more preferably, can obtain preferably when operation
Touch feedback, the multiple functions such as multipoint operation, gesture, pressure feedback, draw runner can be provided simultaneously with.
Described above is only the general introduction of technical solutions of the utility model, in order to better understand of the present utility model
Technological means, and can being practiced according to the content of description, below with preferred embodiment of the present utility model and coordinate accompanying drawing
After describing in detail such as.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of capacitive key device with pressure feedback function of this utility model；
Fig. 2 is another angled arrangement signal of a kind of capacitive key device with pressure feedback function of this utility model
Figure.
In figure, the implication of each reference is as follows.
10 capacitance touch body 11 cover sheets
12 adhesive layer 13 sensing function lamellas
14 transparent window 20 elastic bumps unit
21 decorative layer 22 pressure feedback protrusion means
23 transparent adhesive layer 30 wiring board units
31 touch chip 32 circuit board function sheets
33 anisotropic conductive adhesive layers
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clear, complete description, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment, is not limited to scope of the present utility model.Based on embodiment of the present utility model, those of ordinary skill in the art exist
Do not make the every other embodiment obtained under creative work premise, broadly fall into the scope of this utility model protection.
Along with capacitance plate uses the popularization of technology, range of application is extensive all the more, the technique that makes due to traditional capacitance screen and
Structure limits, and makes material and pattern finalizes the design almost, and wants on the premise of meeting the application of capacitance plate basic function, it is achieved technique
Improve, reduce production cost, but if needing to extend some special applications demands, most critical is to change its structure composition
Enter.
In order to allow operator obtain more preferable operating experience, on the premise of can guarantee that again safety simultaneously, above-mentioned condenser type
Touch key-press and capacitive touch screen are required for extending some functions, need more additional extra touch feedbacks etc., typically may be used
To remind whether operator operates successfully by increasing the feedback such as some light, sound effect, pressure.Such as the middle control of automobile
Platform, if increasing light feedback, is likely to result in driver distraction or anxiety night；If using sound effect feedback,
May be in the environment of more noisy, the sound effect of feedback is likely not easy to differentiate；May or increase under your this special environment
Plus-pressure feeds back, it is easier to allow operator accept.
Seeing Fig. 1 and Fig. 2, this utility model has the capacitive key device of pressure feedback function, including capacitive touch
Touch body 10 and connected wiring board unit 30, described capacitance touch body 10 is coated with elastic bumps unit
20, described elastic bumps unit 20 includes decorative layer 21, is arranged on some pressure feedback projection of predeterminated position on decorative layer 21
Mechanism 22, wherein, described elastic bumps unit 20 is fixed on capacitance touch body 10 by transparent adhesive layer 23, described dress
Decorations layer 21 and pressure feedback protrusion means 22 are the overall structures of seamless connection.Described with dimpling and to have pressure feedback protruding
The elastic bumps unit 20 of mechanism 22, can regard a complete decorating film as, can carry out according to button predeterminated position and shape
Silk-screen, pressure feedback protrusion means 22 bossing can use the method for molding directly to make protrusion means at decorative layer 21,
Can also use the mode increasing slide glass, the most recessed, finger lifts and restores to the original state afterwards, thus is formed certain
Pressure feedback.Owing to having above-mentioned pressure feedback, user can be allowed to realize blind operation, compared with traditional mechanical button,
Operational feedback sense, use sense are preferably.
From the point of view of this utility model one preferably embodiment, described capacitance touch body 10 includes bonded to each other
Cover sheet 11 and sensing function lamella 13, described elastic bumps unit 20 is pasted in described protection cap by transparent adhesive layer 23
On plate 11.Preferably, connected by adhesive layer 12 between described cover sheet 11 and described sensing function lamella 13.If only
There is capacitance touch body 10, it is not necessary to use cover sheet 11, after attaching elastic bumps unit 20, can realize equally touching
Function and pressure feedback.Otherwise capacitance touch body 10 can be by adhesive layer 12 by cover sheet 11 and sensing function lamella 13
Fitting together, its adhesive layer 12 can use transparent optical cement, cover sheet 11 to may be configured as transparent glass or plastics material
Matter, can be set to the whole clearing structure of glass or plastic material by cover sheet 11.
In conjunction with this utility model another preferably from the point of view of embodiment, described cover sheet 11 is provided with and described pressure
The transparent window 14 that feedback protrusion means 22 is corresponding.Open transparent window 14 in the middle of cover sheet 11 and realize normal multiple point touching
And various gesture demand.
It should be noted that, described wiring board unit 30 includes the circuit board function sheet 32 with touch chip 31, described
FPC wiring board 32 is connected with capacitance touch body 10 by anisotropic conductive adhesive layer 33.Particular by anisotropic conductive
Layer 33 by wiring board unit 30 together with sensing function lamella 13 hot pressing.Described circuit board function sheet 32 can select as required
Use FPC wiring board or/and PCB.
Therefore, this utility model, owing to having pressure feedback, can allow user realize blind operation, with traditional mechanical button
Comparing, operational feedback sense, use sense are preferably.Secondly, this utility model device is owing to surface is overall structure and there is not seam
Gap, easily clears up wiping, has feature easy to clean, long-lived.Further, this utility model has wide range of applications, available
On the product only needing capacitance type touch key, it is possible to use at concrete touch screen function and with the product of capacitance type touch key
On product, its apparatus structure is simple, low cost, production are good.Comparing conventional apparatus, this utility model operating experience and accuracy are more
Good, can obtain when operation and preferably touch feedback, multipoint operation, gesture, pressure feedback, draw runner etc. can be provided simultaneously with many
Item function.This utility model still has numerous embodiments, all employing equivalents or equivalent transformation and all technology of being formed
Scheme, within all falling within protection domain of the present utility model.
Claims (7)
1. there is a capacitive key device for pressure feedback function, including capacitance touch body (10) and connected
Wiring board unit (30), it is characterised in that: on described capacitance touch body (10), it is coated with elastic bumps unit (20), institute
State elastic bumps unit (20) to include decorative layer (21), be arranged on some pressure feedback projection of the upper predeterminated position of decorative layer (21)
Mechanism (22), wherein, described elastic bumps unit (20) is fixed on capacitance touch body (10) by transparent adhesive layer (23)
On, described decorative layer (21) and pressure feedback protrusion means (22) they are the overall structures of seamless connection.
A kind of capacitive key device with pressure feedback function the most according to claim 1, it is characterised in that: described
Capacitance touch body (10) includes cover sheet (11) bonded to each other and sensing function lamella (13), described elastic bumps list
Unit (20) is pasted on described cover sheet (11) by transparent adhesive layer (23).
A kind of capacitive key device with pressure feedback function the most according to claim 2, it is characterised in that: described
Connected by adhesive layer (12) between cover sheet (11) and described sensing function lamella (13).
A kind of capacitive key device with pressure feedback function the most according to claim 2, it is characterised in that: described
Cover sheet (11) is the whole clearing structure of glass or plastic material.
A kind of capacitive key device with pressure feedback function the most according to claim 2, it is characterised in that: described
The transparent window (14) corresponding with described pressure feedback protrusion means (22) it is provided with on cover sheet (11).
A kind of capacitive key device with pressure feedback function the most according to claim 1, it is characterised in that: described
Wiring board unit (30) includes that the circuit board function sheet (32) with touch chip (31), described circuit board function sheet (32) pass through
Anisotropic conductive adhesive layer (33) is connected with capacitance touch body (10).
A kind of capacitive key device with pressure feedback function the most according to claim 6, it is characterised in that: described
Circuit board function sheet (32) includes FPC wiring board or/and PCB.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620441434.XU CN205862312U (en) | 2016-05-16 | 2016-05-16 | A kind of capacitive key device with pressure feedback function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620441434.XU CN205862312U (en) | 2016-05-16 | 2016-05-16 | A kind of capacitive key device with pressure feedback function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205862312U true CN205862312U (en) | 2017-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620441434.XU Active CN205862312U (en) | 2016-05-16 | 2016-05-16 | A kind of capacitive key device with pressure feedback function |
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| CN (1) | CN205862312U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109240546A (en) * | 2018-11-08 | 2019-01-18 | 苏州芯沃科电子科技有限公司 | A kind of capacitive touch screen device with voice control function |
| CN112631456A (en) * | 2020-12-07 | 2021-04-09 | 浙江合众新能源汽车有限公司 | Multifunctional touch panel with additional blind operation contacts |
-
2016
- 2016-05-16 CN CN201620441434.XU patent/CN205862312U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109240546A (en) * | 2018-11-08 | 2019-01-18 | 苏州芯沃科电子科技有限公司 | A kind of capacitive touch screen device with voice control function |
| CN112631456A (en) * | 2020-12-07 | 2021-04-09 | 浙江合众新能源汽车有限公司 | Multifunctional touch panel with additional blind operation contacts |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |