CN201535558U - Touch display screen of air conditioner - Google Patents
Touch display screen of air conditioner Download PDFInfo
- Publication number
- CN201535558U CN201535558U CN2009203126398U CN200920312639U CN201535558U CN 201535558 U CN201535558 U CN 201535558U CN 2009203126398 U CN2009203126398 U CN 2009203126398U CN 200920312639 U CN200920312639 U CN 200920312639U CN 201535558 U CN201535558 U CN 201535558U
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Abstract
The utility model relates to a touch display screen of an air conditioner, comprising a translucent display panel, an LED display plate and a touch response circuit, wherein the translucent display panel is provided with one or a plurality of basic function operation key areas of the air conditioner which comprises a switch key, a refrigeration key, a heating key, a dehumidification key, a wind direction key, a wind speed key, a temperature increase key, a temperature reduction key; the inner side of the translucent display panel, with respect to each key area, is adhibited with an ITO conductive film touch key, the upper part of each ITO conductive film is provided with a carbon powder layer area; the LED display plate and the touch response circuit are fixed on an installation structure plate which is fixedly connected with the translucent display panel, a conductive spring is arranged between the carbon powder layer area and the touch response circuit. The utility model realizes one key touch function and key shining prompt function, during standby condition of the air conditioner, a user can directly operate the function operation keys on the display panel, so as to make the air conditioner enter the working condition required by the user, also effectively improve sensitivity of the touch keys.
Description
Technical field
The utility model relates to a kind of display unit of air-conditioner panel, particularly a kind of touch display screen of air-conditioner.
Background technology
Display screen on the cabinet air conditioner panel is along with the development of air-conditioning technical, and displaying contents is more and more abundanter, more and more becomes more meticulous, and the displaying contents of air-conditioning display screen all is a kind of response and the indication of user to the air-conditioning operating result.Operation push-button content on the domestic cabinet air conditioner panel display screen comprises following 6 buttons substantially: on ﹠ off switch, mode key, wind direction key, wind speed key, temperature+key, temperature key, these 6 buttons have also consisted essentially of the operation of all basic functions of air-conditioner.Comprise that except key " start " action and " shutdown " move outside these two functions, other button has all comprised the operational motion more than 2 kinds, 6 air-out control angles in vertical pendulum wind, the control angle of 6 air-out of horizontal direction etc. have been comprised as " wind direction " key, " wind speed " key has comprised a plurality of wind speed functions such as efficient wind speed, high wind speed, middle wind speed, low wind speed, quiet wind speed, functions such as " pattern " key has comprised that everybody knows heats, freeze, dehumidifying, air-supply.By program cycle use mostly by control for the situation that a key in the display screen is used more, circulates with following form as the several functions inside " pattern " operation push-button:
Automatically → freeze → heat → dehumidify → blow → ↓
↑←←←←←←←←←←←←←←↓
If maloperation in a button operation circulation then needs repeatedly repetitive operation " pattern " button to reach the necessary operations mode position.If adopting under the situation of button operation, particularly uncomfortable with remote controller and the user of the display button operating air conditioner on panel commonly used, this mode must be brought inconvenience to the user.
In present cabinet air conditioner product, button on the panel generally adopts mechanical type button and touch-key, wherein comparatively advanced capacitance type touch key technology successful Application on cabinet air conditioner, capacitance type touch key is compared with the mechanical type button, has bigger advantage, the first, capacitance type touch key does not need to destroy original product structure, has guaranteed the globality of product structure; The second, capacitance type touch key does not have mechanical life problems, has guaranteed the button long term reliability.
In the application mode of this kind capacitance type touch key, in order to indicate user's touch location, need clearly be identified at key position on the display floater, this has often destroyed the globality of product appearance, influenced the aesthetic appearance of product, under the darker situation of light, the user also is not easy to differentiate the position of button, has caused operational difficulty.In order to address this problem, in the capacitance type touch key that has, used the ITO conducting film, the back side of being close to the panel viewing area, etching has some touch key-press zones that are used for touch sensible on the ITO conducting film, the ITO conducting film is connected with control circuit board with metal pins by lead-in wire, and the signal of sensing is sent to control circuit, by the peripheral operation that is provided with of control circuit control air-conditioner.But adopt conducting film by the lead-in wire ways of connecting, manufacturing, especially in maintenance process, cause the extrusion of conducting film lead-in wire easily, cause fracture or transmit signal bad.The conducting film lead-in wire also becomes big because of the circuit oxidation on the conducting film lead-in wire causes line impedance easily after long-term the use, reduce the sensitivity of touch key-press.
Summary of the invention
The utility model main purpose is to address the above problem and is not enough, and a kind of each basic function of key touch-control air-conditioning that realizes is provided, and effectively improves the air-conditioner touch display screen of touch key-press sensitivity.
For achieving the above object, the technical solution of the utility model is:
A kind of air-conditioner touch display screen, comprise the printing opacity display floater, LED display board and touch-responsive circuit, a plurality of operation push-buttons that belong to the air-conditioner basic function all are set directly at the touch key-press zone on the described printing opacity display floater, inner surface at described printing opacity display floater is glued with the touch of ITO conducting film by strong with respect to each described key area, upper end at each ITO conducting film touch key-press is provided with the carbon dust layer region, described LED display board and touch-responsive circuit are fixed on the mounting structure plate, described mounting structure plate is fixedlyed connected with described printing opacity display floater, is provided with power spring between described carbon dust layer region and touch-responsive circuit.
The utility model further improves and is, is made up of a plurality of highlighted LED lamp of two kinds of colors corresponding to the LED display board of each key area, shows air-conditioner holding state and button operation state respectively, and LED lamp matrix is by driving chip drives.
Described ITO conducting film touch key-press divides electrically conducting transparent zone and transparent non-conductive zone, the transparent non-conductive area distribution is around the electrically conducting transparent zone, described carbon dust layer region is arranged on the upper end in described electrically conducting transparent zone, and the area of transparent viewing area is slightly larger than the area of each luminous button on the described printing opacity display floater in the described ITO conducting film.
Content to sum up, air-conditioner touch display screen described in the utility model, with on ﹠ off switch, refrigeration is strong, heat key, several basic function operated keys such as dehumidifying key are set directly on the display floater of cabinet air conditioner, by the control software control, realize a key touch controllable function, the user is under the air-conditioning ideal case, function manipulation key on can the direct control display floater, make air-conditioner enter the needed duty of user fast, the user uses more convenient, reduces the inconvenience that maloperation brings, in addition, each the LED lamp matrix that is used as demonstration is made up of the lamp of two kinds of colors, shows holding state and button operation state respectively, and this display mode is easy to identify, easy to operate, and the front panel of cabinet air conditioner is smooth smooth, and without any protrusion, associative perception is strong.
The utility model utilizes power spring that ITO conducting film and touch-responsive circuit are coupled together, and be provided with a carbon dust layer region in the upper end of each ITO conduction region, guarantee when power spring pushes up this position, can make hand on the button touch signal is delivered in the input port of touch-responsive circuit, thereby control LED shows and the operation of air-conditioning ancillary equipment, so not only can improve the sensitivity of touch key-press, simultaneously, because between carbon dust layer and the power spring is split, can conveniently realize the quick assembling of display floater, improve and produce assembling speed.
Description of drawings
Fig. 1 the utility model air-conditioner panel floor map;
Fig. 2 the utility model ITO conductive film structure schematic diagram;
Fig. 3 the utility model touch display screen structural representation;
Fig. 4 the utility model touch-responsive circuit theory diagrams.
As shown in Figures 1 to 4, printing opacity display floater 1, ITO conducting film touch key-press 2, touch-responsive circuit 3, carbon dust layer region 4, electrically conducting transparent zone 5, transparent non-conductive zone 6, power spring 7, mounting structure plate 8, operation push-button 9.
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is described in further detail:
As shown in Figure 3, air-conditioner touch display screen described in the utility model comprises the printing opacity display floater 1, ITO conducting film touch key-press 2, power spring 7, touch-responsive circuit 3, the mounting structure plate 8 that are positioned on the cabinet air conditioner front panel.
Wherein, LED display board and touch-responsive circuit 3 together are produced on the control circuit board, this control circuit board is arranged at the dorsal surface of printing opacity display floater 1, and control circuit board is fixed on the mounting structure plate 8, and mounting structure plate 8 is fixedlyed connected with printing opacity display floater 1.
Upper end at each ITO conducting film touch key-press 2 is provided with carbon dust layer region 4, is provided with power spring 7 between carbon dust layer region 4 and the touch-responsive circuit 3.
The floor map that in Fig. 1, has shown air-conditioner printing opacity display floater 1, this is a kind of brand-new button pattern, taken into full account user's operating habit, with switch, refrigeration, heat, dehumidifying, wind direction, wind speed, a plurality of operation push-buttons 9 that belong to the air-conditioner basic function such as adjustment all are set directly at the touch key-press zone on the printing opacity display floater 1, control by the control chip in the touch-responsive circuit 3, realize a key touch controllable function, the user is under the air-conditioner ideal case, can make air-conditioner enter the needed duty of user fast by each operation push-button 9 on the direct control printing opacity display floater 1.
In the present embodiment, with two groups of above-mentioned 8 operation push-buttons, 9 apportions, wherein the left side 4 buttons be respectively: on ﹠ off switch, the key that freezes, heat key, the dehumidifying key; 4 buttons in right side are respectively temperature+key, humidity key, wind direction key, wind speed key.8 operation push-buttons 9 of left and right sides all adopt the design of visualization icon, and are easy to identify, easy to operate.
The light transmission of printing opacity display floater 1 requires to show character for the luminous button that can see the back clearly that can block does not again have luminous character and the inner shade that connects power spring 7.Printing opacity display floater 1 is after installation, require printing opacity display floater 1 to have semi-transparent performance, except that allowing the luminous from exterior visual of highlighted display screen character, the printing opacity display floater wants shelter to surround other light in the space, to guarantee to touch luminous definition and the aesthetic of display button.
In the utility model, employing be the ITO conducting film as touch key-press, the ITO conducting film is the conductive transparent membrane in a kind of surface, ITO is tin indium oxide (abbreviation of indiumtinoxide English name).The manufacture craft of ITO conducting film is to pass through reactive magnetron sputtering method, the tin indium oxide plating is coated onto PET basically, this composite has good chemical stability, heat endurance and good figure processing characteristics, as the nano indium tin metal oxide, also have the good electrical conductivity and the transparency simultaneously.
Utilize the ITO conducting film as touch key-press, the finger of ITO conducting film and operation is kept apart, utilize the electric charge induction principle of human body to carry out work, when finger touch is on printing opacity display floater 1, because people's bulk electric field, form a coupling capacitance between user and the ITO conducting film touch key-press 2, thereby produce the touch-responsive signal.
As shown in Figure 2, the inner surface of each operation push-button 9 on printing opacity display floater 1 all sticks with glue and posts the ITO conducting film, be provided with the carbon dust layer region 4 that is approximately 5mm * 5mm in the upper end of each ITO conducting film touch key-press 2, the purpose that carbon dust layer region 4 is set is for guaranteeing when power spring 7 pushes up this position, strengthen the electric conductivity of conducting film and power spring, make the hand on the button touch the signal input that signal is delivered to touch-responsive circuit 3 smoothly.
5 the zones that kept for ITO conducting film touch key-press 2, electrically conducting transparent zone with conductive characteristic, carbon dust layer region 4 just is arranged on the upper end in electrically conducting transparent zone 5, ITO conducting film touch key-press 2 is except that electrically conducting transparent zone 5, all etch away other conductive coating, become transparent non-conductive zone 6, transparent non-conductive zone 6 be positioned at electrically conducting transparent zone 5 around.Guaranteed the response characteristic of key area like this to the finger touch action, and function that can't the response of adversary's fingering row beyond the key area.Electrically conducting transparent zone 5 area size requirements are slightly larger than the area of each luminous button on the printing opacity display floater 1, to guarantee on outward appearance the display effect that external circuit elements such as power spring 7 are not blocked button.
According to the content of above-mentioned air-conditioner feature operation button, divide totally 2 groups of 4 buttons in left side, 4 buttons in right side, every group operation push-button arrangement mode is identical.Adopt two identical ITO conducting films as touch key-press, each ITO conducting film is provided with 5 and 4 the carbon dust layer regions 4 in 4 electrically conducting transparent zones, 4 key areas on the corresponding printing opacity display floater 1 of difference, this has improved the versatility and the machinability of ITO conducting film, reduces material cost.
As shown in Figure 3, power spring 7 one ends are weldingly fixed on the input of touch-responsive circuit 3, one end directly contacts with carbon dust layer region 4, when the user touches key area on the printing opacity display floater 1, ITO conducting film touch key-press 2 will produce touch-responsive, by power spring 7 signal is passed to the touch-responsive circuit, thus the demonstration of control LED display lamp and the operation of each ancillary equipment of air-conditioner.This structure makes power spring 7 and touch-responsive circuit 3 become one, and is split type with ITO conducting film touch key-press 2 simultaneously, and the convenient quick assembling that realizes printing opacity display floater 1 improves and produces assembling speed.
As shown in Figure 4, LED display board corresponding to each key area is made up of the LED lamp of two kinds of colors, generally select for use the LED lamp of other color of a plurality of highlighted white led lamps and a plurality of difference whites to form, LED lamp matrix is driven by display driver circuit, can realize that stepless brilliance is adjustable by software control.
When the pairing ITO conducting film of button touch key-press 2 did not have touch-responsive, button was highlighted luminous with white, and promptly under holding state, above-mentioned 8 buttons all show with the high light of white.When the pairing ITO conducting film of this button touch key-press 2 is subjected to touch-responsive, when being user's operation push-button, this button shows other color tips user who is different from white light at once, by the refrigeration key, the blue lamp in the refrigeration key is lighted as the user, and white lamps is switched off, glow color is changed blue by white, represent that this button has been subjected to touch-responsive, prompting user refrigerating function is opened, and similar function by luminous prompting also is used for other button that heats, blows, dehumidifies.
Control chip IC3 in the touch-responsive circuit 3 is special-purpose touch-responsive chip, and this chip can be realized the separate responses of 12 road touch signals, and realizes high sensitivity response requirement.
The workflow of display panel control circuit is: after touching control chip IC3 and receiving touch signal on the ITO conducting film touch key-press 2, a high level signal is sent to main control chip IC1.IC1 sends instructions to LED display driver control chip IC2 after receiving signal.By the control of IC2, can realize the Presentation Function of lighting of corresponding button.By the circuit of Fig. 4, also number of keys can be expanded to 12 even more a plurality of, accommodation is wider.
The push button signalling of sampling passes to indoor control circuit by showing main control chip IC1 with signal, indoor then control circuit comes ancillary equipment work such as drive compression machine, blower fan, cross valve by routine processes output control signal, realizes automatically, freezes, heats, blows, the work of control function such as dehumidifying, temperature setting, wind speed adjusting and startup and shutdown thereof.
As mentioned above, given with example in conjunction with the accompanying drawings scheme content can derive the similar techniques scheme.In every case be the content that does not break away from technical solutions of the utility model, to any simple modification, equivalent variations and modification that above embodiment did, all still belong in the scope of technical solutions of the utility model according to technical spirit of the present utility model.
Claims (4)
1. air-conditioner touch display screen, comprise the printing opacity display floater, LED display board and touch-responsive circuit, it is characterized in that: a plurality of operation push-buttons that belong to the air-conditioner basic function all are set directly at the touch key-press zone on the described printing opacity display floater, inner surface at described printing opacity display floater is glued with ITO conducting film touch key-press with respect to each described key area, upper end at each ITO conducting film touch key-press is provided with the carbon dust layer region, described LED display board and touch-responsive circuit are fixed on the mounting structure plate, described mounting structure plate is fixedlyed connected with described printing opacity display floater, is provided with power spring between described carbon dust layer region and touch-responsive circuit.
2. air-conditioner touch display screen according to claim 1, it is characterized in that: the LED display board corresponding to each key area is made up of a plurality of highlighted LED lamp of two kinds of colors, show air-conditioner holding state and button operation state respectively, LED lamp matrix is by driving chip drives.
3. air-conditioner touch display screen according to claim 1, it is characterized in that: described ITO conducting film touch key-press divides electrically conducting transparent zone and transparent non-conductive zone, described transparent non-conductive area distribution is around the electrically conducting transparent zone, and described carbon dust layer region is arranged on the upper end in described electrically conducting transparent zone.
4. air-conditioner touch display screen according to claim 3 is characterized in that: the area of transparent region is slightly larger than the area of each luminous button on the described printing opacity display floater in the described ITO conducting film touch key-press.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203126398U CN201535558U (en) | 2009-10-16 | 2009-10-16 | Touch display screen of air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203126398U CN201535558U (en) | 2009-10-16 | 2009-10-16 | Touch display screen of air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201535558U true CN201535558U (en) | 2010-07-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203126398U Expired - Lifetime CN201535558U (en) | 2009-10-16 | 2009-10-16 | Touch display screen of air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201535558U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102042655A (en) * | 2009-10-16 | 2011-05-04 | 海信（山东）空调有限公司 | Touch display screen of air conditioner |
| CN102374616A (en) * | 2010-08-24 | 2012-03-14 | 乐金电子(天津)电器有限公司 | Air conditioner panel display device and control method |
| CN104062908A (en) * | 2013-03-19 | 2014-09-24 | 海尔集团公司 | Intelligent household electrical appliance and control method for intelligent household electrical appliance |
| CN108105984A (en) * | 2016-11-24 | 2018-06-01 | 美的集团股份有限公司 | Air-conditioning panel and its manufacturing method and air conditioner |
| WO2018188674A1 (en) * | 2017-01-14 | 2018-10-18 | 东莞市凯华电子有限公司 | Novel key switch with touch display function |
-
2009
- 2009-10-16 CN CN2009203126398U patent/CN201535558U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102042655A (en) * | 2009-10-16 | 2011-05-04 | 海信（山东）空调有限公司 | Touch display screen of air conditioner |
| CN102042655B (en) * | 2009-10-16 | 2013-06-12 | 海信（山东）空调有限公司 | Touch display screen of air conditioner |
| CN102374616A (en) * | 2010-08-24 | 2012-03-14 | 乐金电子(天津)电器有限公司 | Air conditioner panel display device and control method |
| CN102374616B (en) * | 2010-08-24 | 2016-01-20 | 乐金电子(天津)电器有限公司 | A kind of display apparatus of air conditioner and control method |
| CN104062908A (en) * | 2013-03-19 | 2014-09-24 | 海尔集团公司 | Intelligent household electrical appliance and control method for intelligent household electrical appliance |
| CN108105984A (en) * | 2016-11-24 | 2018-06-01 | 美的集团股份有限公司 | Air-conditioning panel and its manufacturing method and air conditioner |
| WO2018188674A1 (en) * | 2017-01-14 | 2018-10-18 | 东莞市凯华电子有限公司 | Novel key switch with touch display function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20100728 Effective date of abandoning: 20091016 |
|
| RGAV | Abandon patent right to avoid regrant |