CN201514734U - Display device - Google Patents
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- Publication number
- CN201514734U CN201514734U CN2009201618788U CN200920161878U CN201514734U CN 201514734 U CN201514734 U CN 201514734U CN 2009201618788 U CN2009201618788 U CN 2009201618788U CN 200920161878 U CN200920161878 U CN 200920161878U CN 201514734 U CN201514734 U CN 201514734U
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- Prior art keywords
- display device
- conducting film
- nesa coating
- utility
- model
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Abstract
The utility model provides a display device which comprises a panel, a transparent conducting film component, a controller and a light source, wherein the controller is arranged under the transparent conducting film component and comprises a printed circuit board and a display area; the light source is arranged on the printed circuit board and corresponds to the transparent conducting film component; and the transparent conducting film component is connected with the printed circuit board. In the utility model, through the design of the conducting film and a touch key circuit, the key area and the display area are integrated, therefore, the display device is convenient for a user to use, enables the design to be compact and the appearance of a household appliance to be more attractive, reduces the display size and enables the operation of the key to be more vivid.
Description
Technical field
The utility model relates to field of household appliances, in particular to a kind of display device.
Background technology
Tradition shows and operation push-button all need carry out special processing at household appliance appearance, such as: coating or silver gray diaphanoscope more shallow than overall appearance or more deeply are used in the viewing area; Adopt the outward appearance that needs of mechanical key to flow out key hole, this button is not easy to cleaning and maintenance, so many household electrical appliances adopt touch key-press.
In realizing the utility model process, the inventor finds that there are the following problems at least in the prior art: adopt the set-up mode of touch key-press to establish the key area in addition outside the viewing area, identify the function of each button especially, increased the size of display screen.
The utility model content
The utility model aims to provide a kind of display device, adopts the set-up mode of touch key-press to establish the key area in addition outside the viewing area to solve, and has increased the problem of the size of display screen.
For this reason, in embodiment of the present utility model, provide a kind of display device, having comprised: panel; The electrically conducting transparent membrane module is arranged under the panel; Controller is arranged under the electrically conducting transparent membrane module, and it comprises printed circuit board (PCB) and viewing area; Light source is arranged on the printed circuit board (PCB) and the setting of corresponding electrically conducting transparent membrane module; The electrically conducting transparent membrane module is electrically connected with printed circuit board (PCB).
Preferably, the electrically conducting transparent membrane module comprises polylith nesa coating and conducting film terminal; The polylith nesa coating is arranged under the panel, is used to receive touch signal; The conducting film terminal is electrically connected with nesa coating, printed circuit board (PCB) respectively, is used to export touch signal that nesa coating receives to printed circuit board (PCB).
Preferably, the viewing area, corresponding polylith nesa coating is provided with; Printed circuit board (PCB) comprises spigot, is arranged on the printed circuit board (PCB) of controller, and it has the structure suitable and butt joint of conducting film terminal; Through wires hole is arranged on the printed circuit board (PCB); The conducting film terminal passes through wires hole and spigot is docked.
Preferably, display system also comprises: the elargol circuit is connected electrically between nesa coating and the conducting film terminal.
Preferably, insulation material layer covers on the panel also around the setting of polylith nesa coating.
Preferably, insulation material layer is printing dielectric ink layer.
Preferably, elargol circuit and nesa coating partially overlap.
Preferably, panel is provided with the clip with the clamping of conducting film terminal.
Preferably, nesa coating is arranged on the mylar substrate.
Preferably, nesa coating is bonded on the panel.
Because the electrically conducting transparent membrane module both can be used as touch key-press, the function that has demonstration again, the described set-up mode that has overcome the employing touch key-press need be established the key area in addition outside the viewing area, increased the problem of the size of display screen, thereby reduced the size of display screen, and then reach display screen structure compactness, specious effect.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present utility model, constitutes the application's a part, and illustrative examples of the present utility model and explanation thereof are used to explain the utility model, do not constitute improper qualification of the present utility model.In the accompanying drawings:
Fig. 1 schematically shows the sectional structure according to the display device of the utility model embodiment;
Fig. 2 schematically shows the structure according to the display device of the utility model embodiment, and panel wherein is installed;
Fig. 3 schematically shows the display device structure according to the utility model embodiment, and controller wherein is installed.
Embodiment
Below with reference to the accompanying drawings and in conjunction with the embodiments, describe the utility model in detail.Fig. 1 schematically shows the structure according to the display device of the utility model embodiment.As shown in the figure, in embodiment of the present utility model, provide a kind of display device 100, it comprises: panel, and it can be transparent material plate, for example glass plate; The electrically conducting transparent membrane module is arranged under the panel, and for example, it can comprise polylith nesa coating and conducting film terminal polylith nesa coating 120, is arranged under the panel, and for example, nesa coating 120 is bonded at below the panel, is used to accept touch signal; Conducting film terminal 140 is electrically connected with nesa coating 120, printed circuit board (PCB), is used to export touch signal that nesa coating 120 receives to printed circuit board (PCB); Controller 220 is arranged on the polylith nesa coating 120 times, and it comprises printed circuit board (PCB) and viewing area; Light source is arranged on the printed circuit board (PCB) and the setting of corresponding electrically conducting transparent membrane module, and for example corresponding polylith nesa coating 120 is provided with; The corresponding polylith nesa coating in viewing area is provided with, and for example corresponding polylith nesa coating 120 is provided with; To spigot 240, be arranged on the printed circuit board (PCB) of controller 220, it has structures suitable and 140 butt joints of conducting film terminal; Through wires hole 230 is arranged on the printed circuit board (PCB), and the better position of its setting is at the printed circuit board (PCB) middle part, and perhaps the edge apart from printed circuit board (PCB) keeps tangible distance; Conducting film terminal 140 passes through wires hole 230 and spigot 240 is docked.
Because the nesa coating 120 of electrically conducting transparent membrane module both can be used as touch key-press, the function that has demonstration again, such design has not only overcome adopts the set-up mode of touch key-press need establish the key area in addition outside the viewing area, increased the problem of the size of display screen, reduced the size of display screen, and then reach the display screen structure compactness, specious effect, and, conducting film terminal 140 passes through wires hole 230 and spigot 240 is docked, and can avoid taking place the problem of mutual electrical interference between the button.
Preferably, to be arranged on the mylar substrate be on the pet substrate to nesa coating 120.Like this, help the electric conductivity that provides suitable.The transparent conductive material of display system 100 for example is that the alloy of tin indium oxide In2O3 and Sn2O3 also has other material, and its color is slightly different, and it is bigger that price differs.For requiring the less touch chip of input impedance, the design of conductive film need be considered himself resistance, the transparent conductive material of display system 100 requires input impedance less, because when system detects button, touch chip and display system 100 is discharged and recharged always,, then touch chip and can in the transmission way, consume for the signal of conductive film if the input impedance of display system 100 is excessive, so just can not discharge and recharge by many conductive films, system is also with regard to cisco unity malfunction.
Preferably, display device 100 also comprises: elargol circuit 130 is connected electrically between nesa coating 120 and the conducting film terminal 140.Like this, be convenient to be printed on the PET material, form electrical connection.Preferably, elargol circuit 130 partially overlaps with nesa coating 120.Like this, can guarantee the conductive effect of nesa coating 120.During making, at pet substrate surface coverage conductive film, by the etching means, unwanted zone is removed, keep the button part that needs, be made into conducting film 120, elargol is printed on the PET material again, form elargol circuit 130, conducting film 120 and elargol circuit 130 need partially overlap when noting printing, and guarantee that these two kinds of materials contact conducting fully, are printed onto dielectric ink the zone except that conducting film 120, transparent window 150 again, guarantee that elargol circuit 130 is not exposed in the air, forms oxidation deactivation; Simultaneously, guarantee can not form conducting between the adjacent conductive film 120, and, printing dielectric ink layer can shelter from the zone except that conducting film 120, transparent window 150 of panel, guaranteed the attractive in appearance of display system 100, when shutting down or not powering on, display system 100 is a complete mirror effect in appearance, and demonstration and button content are hidden in panel back.
Preferably, panel is provided with the clip 210 with 140 clampings of conducting film terminal.Like this, be convenient to the cabling and the setting of conducting film terminal 140.
Introduce following principle of work of the present utility model below.Scheme of the present utility model is based on the technology of capacitive touch chip, each nesa coating 120 of display system 100 is connected to the input that touches chip and detects on the mouth, when hand touches on the button, when touching chip and sensing electric capacity on one of them nesa coating 120 and change, output low level, the main IC of display board detects low level and discerns.
The transparent conductive material of display system 100 for example is that the alloy of tin indium oxide In2O3 and Sn2O3 also has other material, and its color is slightly different, and it is bigger that price differs.For requiring the less touch chip of input impedance, the design of conductive film need be considered himself resistance, the transparent conductive material of display system 100 requires input impedance less, because when system detects button, touch chip and display system 100 is discharged and recharged always,, then touch chip and can in the transmission way, consume for the signal of conductive film if the input impedance of display system 100 is excessive, so just can not discharge and recharge by many conductive films, system is also with regard to cisco unity malfunction.
For requiring under the less situation of input impedance, the transparent conductive material of display system 100 requires to choose low square resistance R
Material, R
Relevant with the d thickness R of size with p self-resistance rate
=p/d, the 10-4 order of magnitude of general self-resistance rate p, thickness d is relevant with selected material, if the material of selecting is better, its thickness d is thick more, according to formula R as can be seen
More little, therefore, when material behavior is identical, select the thicker material of thickness d can reduce the R of material
And actual cabling also can influence the direct impedance R=R of integral display system 100
* L1/L2.L1 is the line length of cocurrent direction, and L2 is the line length of vertical current direction, therefore, as can be seen, at selected R
When having no idea to improve, can consider to try one's best away the circuit of L1 wide.
For the type that does not adopt installation method of the present utility model, owing to use display system 100 as the input port that touches chip, make display system 100 unavoidably exist the tape of display system 100 need keep certain-length, space during as inserting terminal, and after pegging graft well, its tape necessarily has redundance and is retained near the plug wire mouth, even directly is attached on the controller or on the panel construction spare, can't play fixation.Owing to touch any variation on the chip meeting induced key, under the situation that the tape of display system 100 does not fix, be easy to because the vibrations of body or staff when pushing, the tape of display system 100 is changed a lot, thereby the situation that produces the mistake button take place.
For guaranteeing display system 100 convenient disassemblies, avoid the situation of the fixing bad mistake button that causes of tape of display system 100 simultaneously, the utility model comprises mainly that with tape elargol circuit 130 and conducting film terminal 140 snap on the panel with clip 210 earlier, by being docked, fixes spigot 240 through the controller back side by the through wires hole of being opened on the controller 230 again, whole design is avoided because the problem of the mistake button that unknowable operating position takes place prevents the interference that generation work is unnecessary.
As can be seen from the above description, the utility model the above embodiments have realized following technique effect:
The utility model can be user-friendly to key area and viewing area with coming together by the design of conductive film and touch key-press circuit, also makes compact to design.Make household appliance appearance more attractive in appearance, and both reduced display size, it is distincter that button operation is got up.The user is when shutting down or not powering on, and the display screen outward appearance is a complete mirror effect, and demonstration and button content are hidden in the display panel back.The utility model comprises mainly that with tape elargol circuit 130 and conducting film terminal 140 snap on the panel with clip 210 earlier, by being docked, fixes spigot 240 through the controller back side by the through wires hole of being opened on the controller 230 again, whole design is avoided because the problem of the mistake button that unknowable operating position takes place prevents the interference that generation work is unnecessary.
The above is a preferred embodiment of the present utility model only, is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (8)
1. described conducting film terminal (140) passes described through wires hole (230) and with described spigot (240) is docked.
4. display device according to claim 2 is characterized in that, also comprises:
Elargol circuit (130) is connected electrically between described nesa coating (120) and the described conducting film terminal (140).
5. display device according to claim 2 is characterized in that,
Insulation material layer (160) covers on the described panel also around described polylith nesa coating (120) setting.
6. display device according to claim 5 is characterized in that,
Described insulation material layer (160) is printing dielectric ink layer.
7. display device according to claim 4 is characterized in that,
Described elargol circuit (130) partially overlaps with described nesa coating (120).
8. display device according to claim 2 is characterized in that,
Described panel is provided with the clip (210) with described conducting film terminal (140) clamping.
9. display device according to claim 1 is characterized in that,
Described nesa coating (120) is arranged on the mylar substrate.
10. display device according to claim 2 is characterized in that,
Described nesa coating (120) is bonded on the described panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201618788U CN201514734U (en) | 2009-07-17 | 2009-07-17 | Display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201618788U CN201514734U (en) | 2009-07-17 | 2009-07-17 | Display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201514734U true CN201514734U (en) | 2010-06-23 |
Family
ID=42486145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201618788U Expired - Lifetime CN201514734U (en) | 2009-07-17 | 2009-07-17 | Display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201514734U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011006435A1 (en) * | 2009-07-17 | 2011-01-20 | 珠海格力电器股份有限公司 | Display device with touch keys |
| CN102098036A (en) * | 2010-12-24 | 2011-06-15 | 深圳和而泰智能控制股份有限公司 | Capacitive touch key device and manufacturing method thereof |
| CN105389047A (en) * | 2015-11-06 | 2016-03-09 | 杭州天丰光电科技有限公司 | LED touch screen display diaphragm and manufacturing process thereof |
| CN107067972A (en) * | 2017-06-23 | 2017-08-18 | 信利光电股份有限公司 | A kind of cover plate and display device |
-
2009
- 2009-07-17 CN CN2009201618788U patent/CN201514734U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011006435A1 (en) * | 2009-07-17 | 2011-01-20 | 珠海格力电器股份有限公司 | Display device with touch keys |
| CN102098036A (en) * | 2010-12-24 | 2011-06-15 | 深圳和而泰智能控制股份有限公司 | Capacitive touch key device and manufacturing method thereof |
| CN105389047A (en) * | 2015-11-06 | 2016-03-09 | 杭州天丰光电科技有限公司 | LED touch screen display diaphragm and manufacturing process thereof |
| CN105389047B (en) * | 2015-11-06 | 2018-12-18 | 杭州天丰光电科技有限公司 | A kind of LED touch screen shows diaphragm and its manufacturing method |
| CN107067972A (en) * | 2017-06-23 | 2017-08-18 | 信利光电股份有限公司 | A kind of cover plate and display device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100623 |