CN104679304A - Water heater touch control panel and touch control method - Google Patents
Water heater touch control panel and touch control method Download PDFInfo
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- CN104679304A CN104679304A CN201310609281.6A CN201310609281A CN104679304A CN 104679304 A CN104679304 A CN 104679304A CN 201310609281 A CN201310609281 A CN 201310609281A CN 104679304 A CN104679304 A CN 104679304A
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Abstract
The invention discloses a water heater touch control panel and a touch control method. The control panel comprises a shell, a main control board, a bracket board and an FPC (Flexible Printed Circuit) touch film, wherein the bracket board is fixedly arranged on the main control board; the FPC touch film is pasted on the support board; the main control board is provided with a touch detection circuit, a central processing unit and a drive circuit; connection terminals of the FPC touch film are connected with capacitance detection terminals of the touch detection circuit; the FPC touch film is provided with a continuous key, wherein the continuous key is formed by more than two keys arranged at certain intervals; LED (Light Emitting Diode) lamps are fixed at positions, which correspond to the keys, on the main control board; and the LED lamps are connected with the drive circuit. The control panel is high in key integration level, lowers a key fault rate and realizes a sliding touch control effect, and the cost of the water heater touch control panel is far lower than the cost of an intelligent touch screen.
Description
Technical field
The present invention relates to a kind of touch control panel and method of toch control, specifically, relate to a kind of water heater touch control panel and method of toch control.
Background technology
Traditional water heater interface control mode many employings conducting foam, spring and PCB copper sheet coordinate the touch control realizing single button, control button is fewer, user only carries out the setting of temperature by single "+", "-" membrane keyboard, operate more dull, the display of touch key-press is subject to press-key structure impact and can not accomplishes uniformly light-emitting, affects attractive in appearance.This kind of water heater control panel also has following shortcoming: 1, adopt the touch scheme of conducting foam, spring, PCB copper sheet can only be used for the single button having certain distance, the button in blocks for close together is subject to space constraint and cannot realizes; Need the mode that foam or PCB are scratched a hole that lampet is shown if 2, the touch scheme of employing conducting foam, PCB copper sheet will realize button Presentation Function, this mode can reduce the sensitivity of touch key-press; If 3, adopt the touch scheme of spring will realize button Presentation Function can paste lamp by bottom button, but this mode is expensive.
At present high-end water heater is on the market meet user's sense of touch and fashion pursuit attractive in appearance, and button adopts the design of TFT intelligent touch screen.But TFT intelligent touch screen cost intensive, unnecessary waste is caused for high cost the simple functions realizing household appliances, and increases the cost of water heater product, be unfavorable for the market competition of product.
Based on this, how to invent a kind of water heater touch control panel and method of toch control, adopt the failure rate existing for conducting foam or spring button high to solve existing water heater interface control button, the problems such as slip touch control can not be carried out, and reduce cost of manufacture while realizing slip touch control, be the technical matters that the present invention mainly solves.
Summary of the invention
The present invention adopts the failure rate existing for conducting foam or spring button high to solve existing water heater interface control button, the problems such as slip touch control can not be carried out, provide a kind of water heater control panel and control method, operation push-button integrated level is high, reduce button failure rate, achieve slip touch control effect, and cost is far below the cost of intelligent touch screen.
In order to solve the problems of the technologies described above, the present invention is achieved by the following technical solutions:
A kind of water heater touch control panel, comprise shell, master control borad, also comprise supporting plate, FPC touch membrane, described supporting plate is fixed on master control borad, FPC touch membrane is attached on supporting plate, master control borad is provided with touch detection circuit, CPU (central processing unit), and driving circuit, the splicing ear of FPC touch membrane is connected with the capacitance detecting terminal of touch detection circuit, FPC touch membrane is provided with continuous key-press, described continuous key-press is rearranged according to certain intervals by more than 2 buttons, position corresponding with each button of described continuous key-press on master control borad is fixed with LED, LED is connected with driving circuit, the light that LED sends is successively through supporting plate, FPC touch membrane, shell appears.
Further, described FPC touch membrane is also provided with one-touch key, and position corresponding with described one-touch key on master control borad is fixed with LED.
Further again, in order to make beautiful interface, described supporting plate also posts one deck outward appearance pad pasting, FPC touch membrane is attached to the top of described outward appearance pad pasting.
Further, the drain pan for supporting master control borad is also provided with below described master control borad.
Preferably, between described master control borad and drain pan, be connected with spring, to play the effect of protection master control borad.
Further, with claw on described supporting plate, master control borad is provided with the draw-in groove matched with described claw.
Further, described master control borad is also fixed with the LED charactron for display-object temperature value, this LED charactron is connected with the driving circuit of master control borad, and is dibit seven sections of 8-shaped.
Preferably, described continuous key-press is arranged in circular according to certain intervals by more than 2 buttons, and described LED charactron is positioned at annulus.
Based on above-mentioned a kind of water heater touch control panel, invention also provides a kind of water heater method of toch control, comprise the following steps:
(1) when touch detection circuit detects that button is touched, according to position judgment button continuous key-press or the one-touch key of the button that is touched, if one-touch key, then testing result is sent to CPU (central processing unit), CPU (central processing unit) sending controling instruction is to driving circuit, the LED corresponding with the button that is touched is driven to light, and according to the corresponding control water heater working of the function setting of this one-touch key;
(2) if the button that is touched is continuous key-press, detecting unit judges to be touched the number of button simultaneously, and testing result is sent to CPU (central processing unit), if the button be pressed is more than 2 or 2 simultaneously, CPU (central processing unit) then sending controling instruction to driving circuit, drive the LED highlighted display corresponding with the button that is touched, the LED of remainder is extinguished or duskiness display;
If at least 3 adjacent buttons are touched continuously in continuous key-press, the position relationship of the sequencing that CPU (central processing unit) is touched continuously according to button and this button, judge to touch glide direction, adjust parameters accordingly, and control water heater working according to this parameters.
Further, also comprise step (3) when touch detection circuit does not detect that button is touched, then central processing unit controls driving circuit makes LED by bright dimmed, then by the Alternation Display that secretly brightens, produces effect of breathing.
Further, in step (2), the parameters of adjustment comprises adjustment set temperature or bathtub water injection rate.
Further again, after the adjustment of CPU (central processing unit) described in step (2) parameters, send steering order and to driving circuit control LED charactron, parameters is shown.
Compared with prior art, advantage of the present invention and good effect are: 1, water heater touch control panel of the present invention only adopts an integrated all operations button of FPC touch membrane, integrated level is high, without the need to all buttons are connected with master control borad one by one, only touch membrane need be connected with master control borad by splicing ear, solve existing conducting foam or spring button, all buttons are connected with master control borad one by one, the problem that number of keys failure rate of many times is high; 2, by being attached on supporting plate by FPC touch membrane, overall and shell is fixed, and can not produce distortion, more reliably; 3, adopting can the FPC touch membrane of printing opacity, solves at present in order to printing opacity needs the problem of scratching a hole on pcb board; 4, the continuous key-press in the present invention is rearranged according to certain intervals by more than 2 buttons, position corresponding with each button of described continuous key-press on master control borad is fixed with LED, the display state controlling LED is carried out by CPU (central processing unit), achieve the slip touch control effect of TFT intelligent touch screen, and cost is far below the cost of TFT intelligent touch screen.
After reading the detailed description of embodiment of the present invention by reference to the accompanying drawings, the other features and advantages of the invention will become clearly.
Accompanying drawing explanation
Fig. 1 is a kind of example structure schematic diagram of water heater touch control panel proposed by the invention;
Fig. 2 is the Systematical control functional-block diagram of water heater touch control panel in Fig. 1;
Fig. 3 is that the master of water heater touch control panel in Fig. 1 looks design sketch;
Fig. 4 is that in Fig. 1, another master of water heater touch control panel looks design sketch.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in more detail.
The invention provides a kind of water heater touch control panel, comprise shell, master control borad, also comprise supporting plate, FPC touch membrane, described supporting plate is fixed on master control borad, FPC touch membrane is attached on supporting plate, master control borad is provided with touch detection circuit, CPU (central processing unit), and driving circuit, the splicing ear of FPC touch membrane is connected with the capacitance detecting terminal of touch detection circuit, FPC touch membrane is provided with continuous key-press, described continuous key-press is rearranged according to certain intervals by more than 2 buttons, position corresponding with each button of described continuous key-press on master control borad is fixed with LED, LED is connected with driving circuit, touch detection circuit detects the touch signal of button, be sent to CPU (central processing unit), the steering order being sent to driving circuit and/or generation control heater part duty by the steering order of CPU (central processing unit) generation control LED display state is sent to heater element, the light that LED sends is successively through supporting plate, FPC touch membrane, shell appears.This water heater control panel one-piece construction is firm, touches scheme reliable, carries out the display state controlling LED, achieve slip touch control effect, and cost is far below the cost of intelligent touch screen by CPU (central processing unit).
Above-mentioned water heater touch control panel is equally applicable to air-conditioning touch control panel.
For making the object, technical solutions and advantages of the present invention clearly, below will for water heater touch control panel, embodiment of the present invention is described further in detail by reference to the accompanying drawings.
Embodiment one, see Fig. 1, shown in Fig. 2, a kind of water heater touch control panel of the present embodiment, comprise shell 1, master control borad 2, also comprise supporting plate 3, FPC touch membrane 4, supporting plate 3 is fixed on master control borad 2, FPC touch membrane 4 is attached on supporting plate 3, master control borad 2 is provided with touch detection circuit, CPU (central processing unit), and driving circuit, shown in Figure 3, the splicing ear 41 of FPC touch membrane 4 is connected with the capacitance detecting terminal (not shown in Fig. 3) of touch detection circuit, FPC touch membrane 4 is provided with continuous key-press 42, continuous key-press 42 is rearranged according to certain intervals by more than 2 button 42a, position corresponding with each button of continuous key-press 42 on master control borad is fixed with LED (not shown in Fig. 3), LED is connected with driving circuit, wherein, the splicing ear 41 of FPC touch membrane 4 is the golden finger of FPC touch membrane 4 substrate side, there are 2 in the present embodiment, touch detection circuit can adopt one to touch chip and realize, for detecting and judge the touch action of FPC touch membrane, driving circuit can adopt a driving chip to realize, for driving LED lamp, CPU (central processing unit) adopts a CPU, supporting plate 3 is made up of transparent material, the light that LED sends is successively through supporting plate 3, FPC touch membrane 4, shell 1 appears.
The water heater touch control panel principle of work of the present embodiment is: when touching continuous key-press 42 across shell 1 hand, stray capacitance can be produced, the FPC touch membrane be closely affixed with shell 14 can sense that then this stray capacitance passes to master control borad 2, touch detection circuit on master control borad 2 detects the change of capacitance, and judge which button is pressed or whether has the sliding action along continuous key-press, and judged result is sent to CPU (central processing unit), CPU (central processing unit) generates steering order and is sent to driving circuit, and then control corresponding LED illuminating state, achieve display and follow effect, or the steering order generating control heater part duty is sent to heater element, and then achieve slip touch control.
Because some control button (such as key, mode settings key etc.) without the need to sliding touch, therefore, FPC touch membrane 4 is also provided with one-touch key 43, position corresponding with one-touch key 43 on master control borad 2 is fixed with LED (not shown), touch detection circuit detects the independent click signal of one-touch key, be sent to CPU (central processing unit), by CPU (central processing unit) send control the LED corresponding with one-touch key light or the steering order extinguished to driving circuit, complete Presentation Function during basic touch operation.
In order to make beautiful interface, outward appearance pad pasting 5, the FPC touch membrane 4 supporting plate 3 also posting layer of transparent is attached to the top of this outward appearance pad pasting 5, by being printed with various patterns on outward appearance pad pasting 5, can strengthen interface visual effect.
The drain pan 6 for supporting master control borad 2 is also provided with below master control borad 2; and then supporting plate 3 and master control borad 2 entirety are fixed on drain pan 6; shell 1 is closely fixed together with the supporting plate 3 posting outward appearance pad pasting 5 and PFC touch membrane 4; thus ensure that touch membrane and glass are closely fixed; preferably spring supporting (not shown) is adopted, to play the effect of protection master control borad between master control borad 2 and drain pan 6.
As a preferred embodiment, the assembly structure that supporting plate 3 and master control borad 2 can adopt is, shown in Figure 4, with claw 31 on supporting plate 3, master control borad 2 is provided with the draw-in groove 21 matched with claw 31, and this kind of syndeton is simple, and firmly.
Wherein, described continuous key-press 42 can be arranged in strip such as a line or row by more than 2 buttons according to certain intervals, also a closed graphics shape (as annular, ovally going in ring) can be arranged in, in the present embodiment as shown in Fig. 3, Fig. 4, continuous key-press 42 is arranged in circular by more than 2 buttons according to certain intervals.
Shown in Figure 4, master control borad 2 is also fixed with the LED charactron 22 for display-object temperature value, this LED charactron 22 is connected with the driving circuit of master control borad, for dibit seven sections of 8-shaped, CPU (central processing unit) is according to detected continuous slip result, calculate the target temperature of setting, and shown by control LED charactron 22, make operator intuitively can see the control result of oneself.When continuous key-press 42 be one closed circular time, preferably LED charactron 22 is arranged in the space corresponding to annulus, is conducive to strengthening display effect.
Embodiment two, a kind of water heater method of toch control of the present embodiment is based on a kind of water heater touch control panel in embodiment one, its accompanying drawing can see Fig. 1-Fig. 4, mainly comprise: FPC touch membrane 4 and master control borad 2, master control borad 2 is provided with touch detection circuit, CPU (central processing unit), and driving circuit, FPC touch membrane 4 is provided with continuous key-press 42, continuous key-press 42 is rearranged according to certain intervals by more than 2 buttons, position corresponding with each button of continuous key-press 42 on master control borad 2 is fixed with LED, LED is connected with driving circuit, FPC touch membrane 4 is also provided with one-touch key 43, position corresponding with described one-touch key 43 on master control borad 2 is fixed with LED, all LED are all connected with driving circuit, the method of toch control of the present embodiment comprises the following steps:
S1, when touch detection circuit detects that button is touched, according to position judgment button continuous key-press or the one-touch key of the button that is touched, if one-touch key, then testing result is sent to CPU (central processing unit), CPU (central processing unit) sending controling instruction is to driving circuit, the LED corresponding with the button that is touched is driven to light, and according to the corresponding control water heater working of the function setting of this one-touch key;
If S2 is touched, button is continuous key-press, detecting unit judges to be touched the number of button simultaneously, and testing result is sent to CPU (central processing unit), if the button be pressed is more than 2 or 2 simultaneously, CPU (central processing unit) then sending controling instruction to driving circuit, drive the LED highlighted display corresponding with the button that is touched, the LED of remainder is extinguished or duskiness display; Because touch may be that continuous print slip touches, corresponding CPU can be highlighted display or extinguishing or duskiness display according to the corresponding LED of judged result stepless control, say from visual effect, achieve hand where to slide into, the LED of there then can highlightedly show, and slides continuously thus forms display and follow effect.
If at least 3 adjacent buttons are touched continuously in continuous key-press, the position relationship of the sequencing that CPU (central processing unit) is touched continuously according to button and this button, judge to touch glide direction, adjust parameters accordingly, and control water heater working according to this parameters.Wherein, the parameters of adjustment comprises adjustment set temperature or bathtub water injection rate.Such as, setting increases target temperature when slid clockwise, reduces target temperature, thus reach the object of slidable adjustment water heater set temperature when sliding counterclockwise.
Also comprise step S3, when touch detection circuit does not detect that button is touched, then central processing unit controls driving circuit makes LED by bright dimmed, then by the Alternation Display that secretly brightens, produce effect of breathing.
Interfacial structure in this method can also comprise the LED charactron in embodiment one, master control borad 2 is also fixed with the LED charactron 22 for display-object temperature value, this LED charactron 22 is connected with the driving circuit of master control borad 2, and be dibit seven sections of 8-shaped, correspondingly, after the adjustment of CPU (central processing unit) described in step (2) parameters, send steering order to driving circuit control LED charactron, parameters to be shown, also be, if touch detection circuit judges that at least 3 adjacent buttons are touched continuously in step S2 simultaneously, the position relationship of the sequencing that CPU (central processing unit) is touched continuously according to button and this button, judge to touch glide direction, accordingly target temperature improved or reduce, or water injection rate will be set improve or reduce, the parameter value of setting shows by control LED charactron 22 simultaneously.
Certainly; above-mentioned explanation is not limitation of the present invention; the present invention is also not limited in above-mentioned citing, the change that those skilled in the art make in essential scope of the present invention, remodeling, interpolation or replacement, also should belong to protection scope of the present invention.
Claims (10)
1. a water heater touch control panel, comprise shell, master control borad, it is characterized in that, also comprise supporting plate, FPC touch membrane, described supporting plate is fixed on master control borad, FPC touch membrane is attached on supporting plate, master control borad is provided with touch detection circuit, CPU (central processing unit), and driving circuit, the splicing ear of FPC touch membrane is connected with the capacitance detecting terminal of touch detection circuit, FPC touch membrane is provided with continuous key-press, described continuous key-press is rearranged according to certain intervals by more than 2 buttons, position corresponding with each button of described continuous key-press on master control borad is fixed with LED, LED is connected with driving circuit, the light that LED sends is successively through supporting plate, FPC touch membrane, shell appears.
2. touch control panel according to claim 1, is characterized in that, described FPC touch membrane is also provided with one-touch key, and position corresponding with described one-touch key on master control borad is fixed with LED.
3. touch control panel according to claim 2, is characterized in that, described supporting plate also posts one deck outward appearance pad pasting, and FPC touch membrane is attached to the top of described outward appearance pad pasting.
4. touch control panel according to claim 3, it is characterized in that, being provided with the drain pan for supporting master control borad below described master control borad, between described master control borad and drain pan, being connected with spring, with claw on described supporting plate, master control borad is provided with the draw-in groove matched with described claw.
5. the touch control panel according to any one of claim 1-4 claim, it is characterized in that, described master control borad is also fixed with the LED charactron for display-object temperature value, this LED charactron is connected with the driving circuit of master control borad, and is dibit seven sections of 8-shaped.
6. touch control panel according to claim 5, is characterized in that, described continuous key-press is arranged in circular by more than 2 buttons according to certain intervals, and described LED charactron is positioned at annulus.
7. a water heater method of toch control, is characterized in that, comprises the following steps:
(1) when touch detection circuit detects that button is touched, continuous key-press or one-touch key according to the position judgment button of the button that is touched, if one-touch key, then testing result is sent to CPU (central processing unit), CPU (central processing unit) sending controling instruction is to driving circuit, the LED corresponding with the button that is touched is driven to light, and according to the corresponding control water heater working of the function setting of this one-touch key;
(2) if the button that is touched is continuous key-press, detecting unit judges to be touched the number of button simultaneously, and testing result is sent to CPU (central processing unit), if the button be pressed is more than 2 or 2 simultaneously, CPU (central processing unit) then sending controling instruction to driving circuit, drive the LED highlighted display corresponding with the button that is touched, the LED of remainder is extinguished or duskiness display;
If at least 3 adjacent buttons are touched continuously in continuous key-press, the position relationship of the sequencing that CPU (central processing unit) is touched continuously according to button and this button, judge to touch glide direction, adjust parameters accordingly, and control water heater working according to this parameters.
8. water heater method of toch control according to claim 7, is characterized in that,
Also comprise step (3) when touch detection circuit does not detect that button is touched, then central processing unit controls driving circuit makes LED by bright dimmed, then by the Alternation Display that secretly brightens.
9. the water heater method of toch control according to claim 7 or 8, is characterized in that, in step (2), the parameters of adjustment comprises adjustment set temperature or bathtub water injection rate.
10. water heater method of toch control according to claim 9, is characterized in that, after the adjustment of CPU (central processing unit) described in step (2) parameters, sends steering order and is shown by parameters to driving circuit control LED charactron.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310609281.6A CN104679304A (en) | 2013-11-27 | 2013-11-27 | Water heater touch control panel and touch control method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310609281.6A CN104679304A (en) | 2013-11-27 | 2013-11-27 | Water heater touch control panel and touch control method |
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| CN104679304A true CN104679304A (en) | 2015-06-03 |
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| CN201310609281.6A Pending CN104679304A (en) | 2013-11-27 | 2013-11-27 | Water heater touch control panel and touch control method |
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| CN105629842A (en) * | 2016-03-30 | 2016-06-01 | 成都前锋电子电器集团股份有限公司 | Human-machine interaction control circuit for water heater |
| CN105897241A (en) * | 2016-05-16 | 2016-08-24 | 珠海格力电器股份有限公司 | Display module and touch button |
| CN106201110A (en) * | 2016-08-03 | 2016-12-07 | 东莞崧崴电子科技有限公司 | A kind of it is prone to touch control device and the method that temperature and time shows |
| CN106852635A (en) * | 2015-12-08 | 2017-06-16 | 佛山市顺德区美的电热电器制造有限公司 | Electric cooking pot and its control method |
| CN107483043A (en) * | 2017-09-20 | 2017-12-15 | 广东海明晖电子科技有限公司 | Electromagnetic heater touches bond structure |
| CN108013767A (en) * | 2016-11-03 | 2018-05-11 | 浙江绍兴苏泊尔生活电器有限公司 | Cooking utensil |
| CN108257520A (en) * | 2018-03-07 | 2018-07-06 | 广东美的制冷设备有限公司 | Display module and air processor |
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Application publication date: 20150603 |