CN205510008U - Button structure with separate empty touch -control - Google Patents
Button structure with separate empty touch -control Download PDFInfo
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- CN205510008U CN205510008U CN201620309950.7U CN201620309950U CN205510008U CN 205510008 U CN205510008 U CN 205510008U CN 201620309950 U CN201620309950 U CN 201620309950U CN 205510008 U CN205510008 U CN 205510008U
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Abstract
The utility model relates to the field of electronic technology, a button structure with separate empty touch -control is provided, including LED charactron, LED lamp and the response electrode that uses the PCB board to set up as the carrier, still including using the LED charactron for supporting the apron that sets up, wherein: the apron touches the position including the finger, and the LED charactron is established on the PCB board on LED lamp right side and is had a plane, the apron corresponds the PCB board and establishes on a plane for be formed with the space between apron and the PCB board, the response electrode is established on the PCB board and is corresponded with the finger touch phase of space top, by aforementioned structure, has solved the technical problem who separates empty touch -control, reached easily make, reduce cost just promotes product yield and shock -resistant good result.
Description
Technical field
This utility model relates to electronic technology field, espespecially provides a kind of press-key structure having every empty touch-control.
Background technology
In the application of the capacitance touch induced key being practically applicable to household appliances (such as cooking stove, washing machine, electric refrigerator and microwave oven), owing to there being the factor of the aspect such as safe and attractive in appearance, metal sensing chip can be placed the insulated coverings such as one layer of glass, human finger is coupled with metal sensing chip by covering so that faradism capacity drops to a few pF.But, some application is owing to there being the parts such as nixie display and LED can not the most directly dispose printed circuit board (PCB) on circuit board, printed circuit board can not be connected on device housings, utilizing spring to build capacitance inductor, capacitance inductor is a kind of sane replacement scheme for conventional mechanical switch.But there is also all many problems, such as, the spring that utilizes shown in Fig. 1 builds the capacitance touch induced key of capacitance inductor, including cover plate 10, pcb board 20, LED charactron 30, LED 40 and spring 50, wherein: cover plate 10 size based on pcb board 20, LED charactron 30 is arranged on the plate face on the right side of pcb board 20, and has top plane 31；The corresponding pcb board 20 of cover plate 10 is arranged in the plane 31 of top, make to be formed (i.e. relative to the left side of LED charactron 30) between cover plate 10 and pcb board 20 and accommodate LED 40 and the space of spring 50 setting, LED 40 is fixed on pcb board 20, and spring 50 is abutted between cover plate 10 with pcb board 20 by two ends.
But, utilize spring 50 as induction apparatus between pcb board 20 and cover plate 10 abutting application there is shortcomings, as a spring will be filled due to each button, not only can increase product cost, installation and the welding of spring are the most complicated the most in process of production, i.e. adding and make cost, also the quality guarantee increasing to product with the addition of difficulty；Also have, product actually used during if subjected to shake by a relatively large margin or impact, spring is easily separated from installation site, causes touch controllable function to lose efficacy, spring can produce corrosion in life-time service and reduce service life simultaneously, and proper function can be caused time serious to lose efficacy.
Use spring 50 as the prior art of induction apparatus, while there are the problems referred to above, also the detection sensitivity of touch controlled key distribution capacity can be produced impact, when needs array touch controlled key (i.e. bond number is more), it is difficult to use the mode of matrix-scanning to carry out key scan, or bigger restriction can be encountered in actual applications by reducing the measures such as the thickness of the covering sensitivity with guarantee touch controlled key distribution capacity detection when forming the touch controlled key array of matrix-scanning form.
Summary of the invention
For solving above-mentioned technical problem, main purpose of the present utility model is to provide a kind of press-key structure having every empty touch-control.
For reaching above-mentioned purpose, the technical scheme of this utility model application is: provide a kind of press-key structure having every empty touch-control, including the LED charactron, LED and the induction electrode that arrange for carrier with pcb board, also include with LED charactron for supporting the cover plate arranged, wherein: cover plate includes that finger touches position, and LED charactron is located on the pcb board on the right side of LED and has top plane；Cover plate correspondence pcb board is located at top plane so that be formed with space between cover plate and pcb board；Induction electrode is located on pcb board and corresponding with the finger of space above touch position.
Preferred in the present embodiment, space is on the left of LED.
Preferred in the present embodiment, press-key structure also includes the touch control detection circuit being located on pcb board.
Preferred in the present embodiment, cover plate uses transparent material molding.
Preferred in the present embodiment, cover plate is glass or lucite.
Preferred in the present embodiment, induction electrode uses copper foil.
Preferred in the present embodiment, the area of copper foil is suitable with the area of finger.
Preferred in the present embodiment, finger touches position when finger touches, and it is with the air in space as medium that the inductance capacitance formed with induction electrode couples.
Preferred in the present embodiment, it is connected by pcb board between induction electrode with touch control detection circuit.
Compared with prior art, it has the advantages that this utility model:
This utility model there is the press-key structure every empty touch-control, by the technical scheme every empty touch-control, achieve the detection of button, frame for movement is had simultaneously and significantly simplified, be conducive to array (i.e. bond number is more) layout touch controlled key, and there is shockproof effect so that piece electrical performance improves, and meets the demand of the market expansion.
Accompanying drawing explanation
Fig. 1 is the structural representation of prior art.
Fig. 2 is the structural representation of the present embodiment.
Detailed description of the invention
Of the present utility model embodiment is described below in detail, and the example of described embodiment is shown in the drawings, and the most same or similar label represents same or similar element or has the element of same or like function.The embodiment described below with reference to accompanying drawing is exemplary, is only used for explaining the technical solution of the utility model, and is not construed as restriction of the present utility model.
In description of the present utility model, term " interior ", " outward ", " longitudinally ", " laterally ", " on ", D score, " top ", the orientation of the instruction such as " end " or position relationship be based on orientation shown in the drawings or position relationship, it is for only for ease of description this utility model rather than requires that therefore this utility model must be not construed as restriction of the present utility model with specific azimuth configuration and operation.
Referring to shown in Fig. 2, Fig. 2 is the structural representation with the press-key structure every empty touch-control.Figure includes LED charactron 30, LED 40 and the induction electrode 60 arranged with pcb board 20 for carrier, also include with LED charactron 30 for supporting the cover plate 10 arranged, wherein: LED charactron 30 is located at right side relative to LED 40 on pcb board 20, and has top plane 31；Cover plate 10 is located at top plane 31 based on pcb board 20 size corresponding pcb board 20, the left side between cover plate 10 and pcb board 20 (i.e. the left side of LED 40) is made to be formed with space 70, therefore induction electrode 60 is located on the pcb board 20 in corresponding space 70, is beneficial to finger (mark) with this and senses with induction electrode 60 every empty (as every space 70) on cover plate 10.
In this utility model embodiment, pcb board 20 is not only LED charactron 30, the carrier of LED 40, is additionally operable to other circuit components (not shown) and arranges, and is allowed to the electrical connection carrying out between each components and parts on request；On pcb board 20, LED charactron 30 and LED 40 are to have the components and parts of display function, and it is as complete machine function and the display of duty.
In this utility model embodiment, cover plate 10 original dust-proof, touching function on the basis of, also for considering that safety, aesthetic considerations are placed, cover plate 10 uses transparent material molding (such as glass or lucite), can present through cover plate 10 with the light that this makes the display device such as LED 40, LED charactron 30 send.
In this utility model embodiment, induction electrode 60 uses copper foil, area is close with the area of finger, when finger touches the cover plate 10 of corresponding induction electrode 60, carry out inductance capacitance (not shown) by the air in space 70 as medium between induction electrode 60 and finger to couple, make the finger inductance capacitance that induction electrode 60 senses, then be connected to touch control detection circuit (not shown) by pcb board 20, realize that there is the function every empty touch-control with this.
Claims (9)
1. the press-key structure having every empty touch-control, including the LED charactron, LED and the induction electrode that arrange for carrier with pcb board, also include with LED charactron for supporting the cover plate arranged, it is characterized in that: cover plate includes that finger touches position, and LED charactron is located on the pcb board on the right side of LED and has top plane；Cover plate correspondence pcb board is located at top plane so that be formed with space between cover plate and pcb board；Induction electrode is located on pcb board and corresponding with the finger of space above touch position.
There is press-key structure every empty touch-control the most as claimed in claim 1, it is characterised in that: space is on the left of LED.
There is press-key structure every empty touch-control the most as claimed in claim 2, it is characterised in that: press-key structure also includes the touch control detection circuit being located on pcb board.
There is press-key structure every empty touch-control the most as claimed in claim 3, it is characterised in that: cover plate uses transparent material molding.
There is press-key structure every empty touch-control the most as claimed in claim 4, it is characterised in that: cover plate is glass or lucite.
There is press-key structure every empty touch-control the most as claimed in claim 5, it is characterised in that: induction electrode uses copper foil molding.
There is press-key structure every empty touch-control the most as claimed in claim 6, it is characterised in that: the area of copper foil is suitable with the area of finger.
There is press-key structure every empty touch-control the most as claimed in claim 7, it is characterised in that: finger touches position when finger touches, and it is with the air in space as medium that the inductance capacitance formed with induction electrode couples.
There is press-key structure every empty touch-control the most as claimed in claim 8, it is characterised in that: it is connected by pcb board between induction electrode with touch control detection circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620309950.7U CN205510008U (en) | 2016-04-14 | 2016-04-14 | Button structure with separate empty touch -control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620309950.7U CN205510008U (en) | 2016-04-14 | 2016-04-14 | Button structure with separate empty touch -control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205510008U true CN205510008U (en) | 2016-08-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620309950.7U Active CN205510008U (en) | 2016-04-14 | 2016-04-14 | Button structure with separate empty touch -control |
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| Country | Link |
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| CN (1) | CN205510008U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109450426A (en) * | 2018-10-31 | 2019-03-08 | 西安中颖电子有限公司 | A method of it is realized using more induction electrodes and is touched every sky |
| CN110262684A (en) * | 2019-05-06 | 2019-09-20 | 江苏稳润光电科技有限公司 | A kind of full touch-control digital-scroll technique product |
| CN111669164A (en) * | 2020-06-09 | 2020-09-15 | 合肥美菱物联科技有限公司 | Nixie tube touch key for refrigerator display panel |
-
2016
- 2016-04-14 CN CN201620309950.7U patent/CN205510008U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109450426A (en) * | 2018-10-31 | 2019-03-08 | 西安中颖电子有限公司 | A method of it is realized using more induction electrodes and is touched every sky |
| CN110262684A (en) * | 2019-05-06 | 2019-09-20 | 江苏稳润光电科技有限公司 | A kind of full touch-control digital-scroll technique product |
| CN111669164A (en) * | 2020-06-09 | 2020-09-15 | 合肥美菱物联科技有限公司 | Nixie tube touch key for refrigerator display panel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: B610, Zhongdi building, industry university research base, China University of Geosciences, No.8, Yuexing Third Road, South District, high tech Zone, Nanshan District, Shenzhen, Guangdong 518000 Patentee after: Shenzhen Saiyuan Microelectronics Co.,Ltd. Address before: B610, Zhongdi building, industry university research base, China University of Geosciences, No.8, Yuexing Third Road, South District, high tech Zone, Nanshan District, Shenzhen, Guangdong 518000 Patentee before: SHENZHEN SINONE CHIP ELECTRONIC Co.,Ltd. |