CN109524269A - Keyboard and film switch circuit - Google Patents
Keyboard and film switch circuit Download PDFInfo
- Publication number
- CN109524269A CN109524269A CN201710854772.5A CN201710854772A CN109524269A CN 109524269 A CN109524269 A CN 109524269A CN 201710854772 A CN201710854772 A CN 201710854772A CN 109524269 A CN109524269 A CN 109524269A
- Authority
- CN
- China
- Prior art keywords
- section route
- plate body
- light
- conducting wire
- keyboard
- 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
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
- H01H13/70—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
- H01H13/83—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 characterised by legends, e.g. Braille, liquid crystal displays, light emitting or optical elements
Landscapes
- Input From Keyboards Or The Like (AREA)
- Push-Button Switches (AREA)
Abstract
This disclosure relates to a kind of keyboard, including film switch circuit and the light-emitting component of light beam can produce.Film switch circuit includes plate body and line construction, and line construction includes conducting wire and protective layer.Conducting wire is set in plate body and is electrically connected at light-emitting component.Conducting wire is made of the first section route and the second section route, and has a gap between the first section route and the second section route.First section route and the second section route protected seam coat and are promoted the resistance value of line construction, to reduce the brightness of light beam.The keyboard of the disclosure can reduce the beam brightness of light-emitting component.
Description
Technical field
The present invention relates to electronic circuit technology fields, in particular to a kind of keyboard and film with indicator light
Switching circuit.
Background technique
Common computer peripheral input unit includes mouse, keyboard and trace ball etc., and wherein keyboard can directly key in text
Word and symbol are to computer, therefore the attention quite by user and input unit manufacturer.
Referring to Fig. 1, it is the surface structure schematic diagram of existing keyboard.Existing keyboard 1 is connected to computer and (is not depicted in figure
In) and the surface of existing keyboard 1 on have multiple keys 10 and light-emitting component 11.The key 10 is classified as general key
101, number key 102 and function key 103 etc., the key is for user with finger presses and generates corresponding signal in electricity
Brain makes computer execute touched keypress function, such as general key 101 to symbols such as inputting English letters, and number key 102 is used
To input number, and function key 103 is then to provide various functions, such as F1~F12 etc..And light-emitting component 11 can produce light beam
And be projected to except keyboard 1, to generate illumination effect.
Next referring to Fig. 2, it is the partial structural diagram of the film switch circuit of existing keyboard.Fig. 2 is shown
The partial structurtes and light-emitting component 112 of the film switch circuit 12 of existing keyboard 1.Film switch circuit 12 include plate body 121,
Multiple conducting wires 122 and multiple contact portions 123 (that is, the golden finger being commonly called as), multiple conducting wires 122 are with the side of printing
Formula is set in plate body 121, and is electrically connected at light-emitting component 11.Each contact portion 123 corresponds to a conducting wire 122,
And it is electrically connected at corresponding conducting wire 122, multiple contact portions 123 are revealed in except plate body 121, can be with external confession
Power supply connects and obtains electric power, to drive film switch circuit 12 and light-emitting component 11.
Recently, user thinks that the light beam of light-emitting component 11 is excessively bright, and requires to reduce its brightness.In general, reducing hair
The practice of the beam brightness of optical element 11 is: promoting the resistance value for being connected to the conducting wire 122 of light-emitting component 11.According to resistance
Formula is it is found that the resistance value of conducting wire 122 can be promoted using the length for increasing conducting wire 122.However, such practice
Resistance value promotes limitation, causes the beam brightness of light-emitting component 11 to reduce degree not significant.
Therefore, it is necessary to the keyboards that one kind can reduce the beam brightness of light-emitting component.
Summary of the invention
The purpose of the present invention is to provide the keyboards that one kind can reduce the beam brightness of light-emitting component.
Another object of the present invention is to provide the film switch circuits that one kind can reduce the beam brightness of light-emitting component.
In a preferred embodiment, the present invention provides a kind of film switch circuit, is connected to the hair that can produce a light beam
Optical element, the film switch circuit include a plate body and a line construction.The line construction is set in the plate body and connects
In the light-emitting component, which includes a conducting wire and a protective layer.The conducting wire be set in the plate body and
It is electrically connected at the light-emitting component.The protective layer coats the conducting wire in the plate body, to protect the conducting wire.Its
In, which is made of one first section route and one second section route, and the first section route and
There is a gap, the first section route and the second section route to be coated by the protective layer between the second section route and
The resistance value of the line construction is promoted, to reduce the brightness of the light beam.
In a preferred embodiment, the present invention provides a kind of keyboard, including a light-emitting component and a film switch circuit,
The light-emitting component is set in the keyboard, to generate a light beam.The film switch circuit is set in the keyboard and is connected to
The light-emitting component, the film switch circuit include a plate body and a line construction.The line construction be set in the plate body and
It is connected to the light-emitting component, which includes a conducting wire and a protective layer.The conducting wire is set to the plate body
It is interior and be electrically connected at the light-emitting component.The protective layer coats the conducting wire in the plate body, to protect the conducting wire.
Wherein, which is made of one first section route and one second section route, and the first section route with
And there is a gap between the second section route, the first section route and the second section route are coated by the protective layer
And the resistance value of the line construction is promoted, to reduce the brightness of the light beam.
In a preferred embodiment, the resistance value of the line construction is the resistance value of the first section route, secondth area
The section resistance value of route and the resistance value of the protective layer between the first section route and the second section route
Summation.
In short, keyboard of the present invention and film switch circuit be the intracorporal conducting wire of plate is segmented into it is disconnected from each other
First section route and the second section route, and the first section route and the second section route are coated using protective layer, and
Form the first section route, the protective layer between the first section route and the second section route and the second section route
Concatenated framework.Therefore the resistance value of line construction can be promoted to the resistance of the resistance value of the first section route, the second section route
The summation of value and the resistance value positioned at above-mentioned protective layer between the two, can reduce light beam caused by light-emitting component whereby
Brightness.
Detailed description of the invention
Fig. 1 is the surface structure schematic diagram of existing keyboard.
Fig. 2 is the partial structural diagram of the film switch circuit of existing keyboard.
Fig. 3 is structural schematic diagram of the keyboard of the present invention in a preferred embodiment.
Fig. 4 is partial structurtes decomposition diagram of the keyboard of the present invention in a preferred embodiment.
Fig. 5 is partial structural diagram of the film switch circuit of keyboard of the present invention in a preferred embodiment.
Description of symbols:
1,2 keyboard, 10 key
11,24 light-emitting components 12,23 film switch circuits
The 101 general keys of general key 102
103 function keys 121,231 plate bodys
122,233 conducting wires 123,235 contact portions
20 button cap, 21 pedestal
22 upper cover, 25 elastic element
232 line construction, 234 protective layer
2331 first section route, 2,332 second section route
The gap g
Specific embodiment
In view of puzzlement caused by the prior art, the present invention provides a kind of keyboard that can solve prior art problem and thin
Membrane switch circuit.The structure for illustrating keyboard of the present invention first, please refer to Fig. 3 and Fig. 4, Fig. 3 is keyboard of the present invention in one
Structural schematic diagram in preferred embodiment, and the partial structurtes decomposition in a preferred embodiment that Fig. 4 is keyboard of the present invention is shown
It is intended to.Keyboard 2 of the present invention includes multiple button caps 20, pedestal 21, upper cover 22, film switch circuit 23, a plurality of light-emitting elements 24
And multiple elastic elements 25.Multiple button caps 20 and a plurality of light-emitting elements 24 are revealed in except the upper cover 22 of keyboard 2, multiple
Button cap 20 can be pressed by user and trigger multiple elastic elements 25 and film switch circuit 23.Pedestal 21 can carry multiple
Thereon, 22 covering base 21 of upper cover keeps thin film switch electric for button cap 20, film switch circuit 23 and multiple elastic elements 25
Road 23, a plurality of light-emitting elements 24 and multiple elastic elements 25 are between pedestal 21 and upper cover 22.
Film switch circuit 23 is set on bottom plate 21 and is electrically connected at a plurality of light-emitting elements 24, and multiple elastic elements
25 are set on film switch circuit 23 and contact with multiple button caps 20.When user presses button cap 20, button cap 20
It moves down and presses corresponding elastic element 25, elastic element 25 is made to press film switch circuit 23, film switch circuit
23 can produce corresponding push button signalling.In this preferred embodiment, elastic element 25 is elastic rubbery body, and keyboard 2 is
The volcano shape of the mouth as one speaks connection structure of desktop computer is only illustration, rather than as limit.It is multiple in another preferred embodiment
Button cap also using scissor connecting element and actuation, in addition to this, the upper of magnetic means control button cap also can be used
Lower movement.
The detailed construction of film switch circuit 23 will be illustrated next.Please refer to Fig. 4 and Fig. 5, Fig. 5 is key of the present invention
Partial structural diagram of the film switch circuit of disk in a preferred embodiment.Film switch circuit 23 include plate body 231 with
And multiple line constructions 232, plate body 231 are by upper wiring board (not indicating in figure), separate layer (not indicating in figure) and offline
Road plate (not indicating in figure) is collectively constituted, and the framework of plate body 231 is superfluous as well known to this known those skilled in the art, therefore no longer
It states.And a plurality of light-emitting elements 24 are set on plate body 231 and are electrically connected at multiple line constructions 232, can produce multiple light
Beam.Multiple line constructions 232 are set in plate body 231 (that is, between upper wiring board and lower wiring board) and are connected to the member that shines
Part 24, each line construction 232 include conducting wire 233, protective layer 234 and contact portion 235.Conducting wire 233 is set to
In plate body 231 and it is electrically connected at light-emitting component 24, and 234 coated with conductive route 233 of protective layer is in plate body 231, function
To protect conducting wire 233.Contact portion 235 is revealed in except plate body 231 and is electrically connected at conducting wire 233, can be with confession
Power supply 26 contacts and obtains electric power, to drive film switch circuit 23 and a plurality of light-emitting elements 24.Wherein, protective layer 234
Contact portion 235 is covered in subpackage, to protect contact portion 235.
Conducting wire 233 is made of the first section route 2331 and the second section route 2332, and the first section
There is a gap g, the first section route 2331 and the second section route between route 2331 and the second section route 2332
2332 protected seams 234 coat and can be promoted the resistance value of line construction 232, to reduce the brightness of light beam.Due to conducting wire
233 are separated into the first section route 2331 and the second section route 2332 disconnected from each other, therefore form the first section route
2331, the protective layer 234 between the first section route 2331 and the second section route 2332 and the second section route
2332 series architecture, therefore, the resistance value of line construction 233 are the resistance value of the first section route 2331, the second section line
The resistance value on road 2332 and positioned at gap g protective layer 234 resistance value summation.
In this preferred embodiment, the first section route 2331 and the second section route 2332 are printed in ag material
It is formed in plate body 231, and protective layer 234 is that the first section route is printed in plate body 231 and be covered each by with graphite material
2331, the second section route 2332 and contact portion 235 and formed.Wherein, refer in plate body 231 wiring board lower surface or
The upper surface of lower wiring board.
As described above, keyboard of the present invention and film switch circuit are to be segmented into the intracorporal conducting wire of plate mutually
The the first section route and the second section route of separation, and the first section route and the second section line are coated using protective layer
Road, and form the first section route, the protective layer between the first section route and the second section route and the secondth area
The section concatenated framework of route.Therefore the resistance value of line construction can be promoted to the resistance value of the first section route, the second section route
Resistance value and the resistance value positioned at above-mentioned protective layer between the two summation, can reduce caused by light-emitting component whereby
The brightness of light beam.
The above description is only a preferred embodiment of the present invention, the claim being not intended to limit the invention, thus it is all its
It is intended to be limited solely by the claim of the disclosure without departing from the equivalent change or modification completed under design disclosed in this invention
It is interior.
Claims (10)
1. a kind of film switch circuit, is connected to the light-emitting component that can produce a light beam, which includes:
One plate body；And
One line construction is set in the plate body and is connected to the light-emitting component, which includes:
One conducting wire is set in the plate body and is electrically connected at the light-emitting component；And
One protective layer coats the conducting wire in the plate body, to protect the conducting wire；Wherein, the conducting wire be by
One first section route and one second section route are formed, and between the first section route and the second section route
With a gap, the first section route and the second section route are coated and are promoted the electricity of the line construction by the protective layer
Resistance value, to reduce the brightness of the light beam.
2. film switch circuit as described in claim 1, wherein the resistance value of the line construction is the first section route
Resistance value, the resistance value of the second section route and being somebody's turn to do between the first section route and the second section route
The summation of the resistance value of protective layer.
3. film switch circuit as described in claim 1, wherein the line construction further includes a contact portion, is revealed in the plate
Except body and it is electrically connected at the conducting wire, obtains an electric power to contact with a power supply source.
4. film switch circuit as claimed in claim 3, wherein the protective layer part coats the contact portion, to protect this to connect
Point portion.
5. film switch circuit as described in claim 1, wherein the first section route and the second section route be with
Ag material is printed in the plate body and is formed, and the protective layer is to be printed in the plate body and formed with graphite material.
6. a kind of keyboard, comprising:
One light-emitting component is set in the keyboard, to generate a light beam；
One film switch circuit is set in the keyboard and is connected to the light-emitting component, which includes:
One plate body；And
One line construction is set in the plate body and is connected to the light-emitting component, which includes:
One conducting wire is set in the plate body and is electrically connected at the light-emitting component；And
One protective layer coats the conducting wire in the plate body, to protect the conducting wire；Wherein, the conducting wire be by
One first section route and one second section route are formed, and between the first section route and the second section route
With a gap, the first section route and the second section route are coated and are promoted the electricity of the line construction by the protective layer
Resistance value, to reduce the brightness of the light beam.
7. keyboard as claimed in claim 6, wherein the resistance value of the line construction be the first section route resistance value,
The resistance value of the second section route and the protective layer between the first section route and the second section route
Resistance value summation.
8. keyboard as claimed in claim 6, wherein the line construction further includes a contact portion, be revealed in except the plate body and
It is electrically connected at the conducting wire, obtains an electric power to contact with a power supply source.
9. keyboard as claimed in claim 8, wherein the protective layer part coats the contact portion, to protect the contact portion.
10. keyboard as claimed in claim 6, wherein the first section route and the second section route are with ag material
It is printed in the plate body and is formed, and the protective layer is to be printed in the plate body and formed with graphite material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710854772.5A CN109524269A (en) | 2017-09-20 | 2017-09-20 | Keyboard and film switch circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710854772.5A CN109524269A (en) | 2017-09-20 | 2017-09-20 | Keyboard and film switch circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109524269A true CN109524269A (en) | 2019-03-26 |
Family
ID=65769559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710854772.5A Pending CN109524269A (en) | 2017-09-20 | 2017-09-20 | Keyboard and film switch circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109524269A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102044368A (en) * | 2009-10-15 | 2011-05-04 | 日本梅克特隆株式会社 | Switch module |
| CN202534570U (en) * | 2012-05-17 | 2012-11-14 | 嘉兴淳祥电子科技有限公司 | Thin-film luminous keyboard structure |
| CN203826266U (en) * | 2014-05-04 | 2014-09-10 | 福建创高安防技术股份有限公司 | A keyboard |
| CN105514143A (en) * | 2014-10-13 | 2016-04-20 | 乐金显示有限公司 | Organic light emitting diode display panel and method of fabricating same |
| TWM545417U (en) * | 2016-11-24 | 2017-07-11 | 正美企業股份有限公司 | Ink-printed conductive structure and light emitting module including the same |
-
2017
- 2017-09-20 CN CN201710854772.5A patent/CN109524269A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102044368A (en) * | 2009-10-15 | 2011-05-04 | 日本梅克特隆株式会社 | Switch module |
| CN202534570U (en) * | 2012-05-17 | 2012-11-14 | 嘉兴淳祥电子科技有限公司 | Thin-film luminous keyboard structure |
| CN203826266U (en) * | 2014-05-04 | 2014-09-10 | 福建创高安防技术股份有限公司 | A keyboard |
| CN105514143A (en) * | 2014-10-13 | 2016-04-20 | 乐金显示有限公司 | Organic light emitting diode display panel and method of fabricating same |
| TWM545417U (en) * | 2016-11-24 | 2017-07-11 | 正美企業股份有限公司 | Ink-printed conductive structure and light emitting module including the same |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110968200B (en) | Touch sensitive keyboard with flexible interconnect | |
| US9443672B2 (en) | Patterned conductive traces in molded elastomere substrate | |
| CN205645632U (en) | Input external member and stacked structure who is used for input device | |
| US9230753B2 (en) | Illuminated touch keyboard | |
| CN104777929B (en) | Control device | |
| US8212787B2 (en) | Movable contact body and switch using same | |
| US10804897B2 (en) | Touch-sensitive keypad control device | |
| US20140138227A1 (en) | Illuminated keyboard | |
| CN107577379B (en) | Touch device and method for controlling touch device | |
| US11316517B2 (en) | Input operation device | |
| JP2011243399A (en) | Switch | |
| CN109524269A (en) | Keyboard and film switch circuit | |
| KR101357797B1 (en) | Super slim touch keyboard | |
| US20150116221A1 (en) | Touch mouse and touch control circuit board thereof | |
| CN109727804A (en) | Keyboard | |
| KR20110053676A (en) | Multi-layer structure of capacitive touch screen with dome switch | |
| JP5318790B2 (en) | Input sensor switch | |
| JP4644611B2 (en) | Vehicle center panel structure | |
| CN206003668U (en) | Key device and keyboard | |
| KR101787285B1 (en) | Smart switch integrating tactile sensor and luminous element and method for controlling thereof | |
| CN201294508Y (en) | Touch type peripheral key for avigation | |
| TW201916083A (en) | Keyboard and membrane switch circuit | |
| CN206340470U (en) | Diaphragm type illuminated keyboard | |
| TWM471623U (en) | Computer keyboard | |
| CN202183808U (en) | Mobile electronic device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190326 |
|
| WD01 | Invention patent application deemed withdrawn after publication |