CN203870420U - Touch control display board, cooker body of induction cooker and induction cooker - Google Patents
Touch control display board, cooker body of induction cooker and induction cooker Download PDFInfo
- Publication number
- CN203870420U CN203870420U CN201420209913.XU CN201420209913U CN203870420U CN 203870420 U CN203870420 U CN 203870420U CN 201420209913 U CN201420209913 U CN 201420209913U CN 203870420 U CN203870420 U CN 203870420U
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- touch
- shift register
- circuit
- electromagnetic stove
- display board
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Abstract
The utility model discloses a touch control display board, a cooker body of an induction cooker and the induction cooker. The touch control display board comprises a single-chip microcomputer, a touch sensing circuit and a display control circuit. The touch sensing circuit comprises a touch key, a power circuit, a sensitivity adjusting circuit, a filtering circuit and a touch sensing chip. The touch key, the power circuit and the filtering circuit are electrically connected with the touch sensing chip. The filter circuit is serially connected between the touch sensing chip and the single-chip microcomputer. According to the utility model, the touch control display board is applied in the induction cooker, so adjustment of power or temperature of the induction cooker is more smooth and easier to perform.
Description
Technical field
The utility model relates to touch-control control technology field, is specifically related to a kind of touch-control display board, electromagnetic stove body of heater and electromagnetic stove.
Background technology
In current mainstream market, conventionally the operating power that adopts the form adjusting electromagnetic stove of mechanical key, this mechanical key regulative mode is: press mechanical key, when electromagnetic stove power changes to a certain value, corresponding power pilot lamp is luminous, other power pilot lamp does not work, and for example, starts electromagnetic stove, make electromagnetic stove with the power work of 600W, now, the corresponding power pilot lamp of 600W is bright, and other power pilot lamp do not work; If make electromagnetic stove with larger power work, as the power work with 1200W, press and add powerful mechanical key "+", make the increased power of electromagnetic stove to 1200W, the corresponding power pilot lamp of 1200W is luminous, other power pilot lamp do not work, and the repeatedly use of mechanical key easily makes button generation physical damage.In addition, in prior art, although also there is the electromagnetic stove product of a small amount of employing slip touch sensible bar regulating power, but the electromagnetic stove that passes through slip touch sensible regulating power that these are traditional is not ideal enough because circuit design obtains, ubiquity regulates and to have some setbacks, to regulate sensitivity lower, and the defect such as directly perceived not.
Utility model content
The purpose of this utility model is as overcoming the problem of above-mentioned the deficiencies in the prior art and existence, provide a kind of circuit design more reasonable, make the adjusting of the power of electromagnetic stove or temperature seem more smooth, touch-control display board more convenient to operate, electromagnetic stove body of heater and electromagnetic stove.
The utility model is achieved through the following technical solutions:
A kind of touch-control display board, comprise single-chip microcomputer, touch induction circuit and display control circuit, described touch induction circuit comprises touch key-press, power circuit, sensitivity adjusting circuit and touch sensible chip, described touch key-press, power circuit, sensitivity adjusting circuit are all electrically connected to touch sensible chip, and described touch sensible chip is electrically connected to single-chip microcomputer; Described display control circuit comprises control module and a plurality of lamp string display unit, and each lamp string display unit is all electrically connected to control module, and described control module is electrically connected to single-chip microcomputer.
Preferably, described lamp string display unit comprises driving circuit and pilot lamp, and each pilot lamp is all electrically connected to described control module by one drive circuit; Driving circuit can make pilot lamp more easily luminous, is convenient to the startup of pilot lamp.
Further, described driving circuit comprises a power switch pipe and a pull-up resistor, the gate pole of described power switch pipe is all electrically connected to described control module, the emitter of described power switch pipe is used for connecting external power, and described pull-up resistor serial connection is connected between the collector and described pilot lamp of described power switch pipe.
Preferably, described control module comprises shift register module, and described shift register module is connected with described single-chip microcomputer, and described in each, lamp string display unit is all electrically connected to described shift register module.
Preferably, described shift register module comprises one or more shift registers, and the number of described shift register is set according to the number of described lamp string display unit, and every eight lamp string display units are controlled by same shift register at most;
When shift register is one, described single-chip microcomputer and lamp string display unit are all connected with described shift register;
When described shift register module comprises a plurality of shift register, a plurality of shift registers connect successively, and one of them shift register in a plurality of shift registers is connected with described single-chip microcomputer, described lamp string display unit is followed every eight modes that are connected in a shift register at most and is connected respectively with a plurality of shift registers.
Further, when described shift register module comprises a plurality of shift register, described control module also comprises decoupling device, and described decoupling device connects respectively each shift register.
Further, described touch induction circuit also comprises filtering circuit, and described filtering circuit is connected in series between described touch sensible chip and described single-chip microcomputer.
Preferably, the number of described touch key-press is identical with the number of described lamp string display unit, and each touch key-press all connects a lamp string display unit by touch sensible chip, single-chip microcomputer and control module successively.
The utility model also provides a kind of electromagnetic stove body of heater, described electromagnetic stove body of heater comprises furnace shell and heating unit, described heating unit comprises heater coil disc and heating panel, and described heater coil disc posts below described heating panel, and described heating panel is embedded on described furnace shell; At the inside surface of one side that the furnace shell of described heating panel is installed, also posted above-described touch-control display board.
The utility model also provides a kind of electromagnetic stove, described electromagnetic stove comprises electromagnetic stove main frame and electromagnetic stove body of heater as above, described electromagnetic stove main frame is arranged on furnace shell inside or described electromagnetic stove main frame and the setting of described electromagnetic stove body of heater separate type of described electromagnetic stove body of heater, and described electromagnetic stove main frame is electrically connected to respectively heater coil disc and the touch-control display board of described heating unit.
Compared with prior art, the utlity model has following advantage: (1), by rational circuit design, makes the adjusting of the power of electromagnetic stove or temperature seem more smooth, and the prompting of pilot lamp seems more very clear; (2) existing electromagnetic stove is owing to mostly adopting mechanical key, mechanical key easily causes physical damage after repeatedly using, and the utility model adopts touch key-press, touch key-press is generally to post below face glass, therefore can not exist button that the defect of physical damage easily occurs; (3) touch-control display board is arranged in electromagnetic stove, can keep better the integrality of fuselage, allows electromagnetic stove seem one integrated mass, elegant in appearance.
Accompanying drawing explanation
Fig. 1 is the electrical block diagram of touch-control display board in the utility model embodiment 1;
Fig. 2 is another electrical block diagram of touch-control display board in the utility model embodiment 1;
Fig. 3 is the plan structure schematic diagram of electromagnetic stove body of heater in the utility model embodiment 2;
Fig. 4 be in the utility model embodiment 3 electromagnetic stove in the course of the work, one of design sketch when pilot lamp is luminous while touching regulating power by slip;
Fig. 5 be in the utility model embodiment 3 electromagnetic stove work in making process, two of design sketch when pilot lamp is luminous while touching regulating power by slip.
Embodiment
Understanding for the ease of those skilled in the art, is described in further detail the utility model below in conjunction with the drawings and specific embodiments.
embodiment 1
As shown in accompanying drawing 1,2, a kind of touch-control display board, comprise single-chip microcomputer, touch induction circuit and display control circuit, touch induction circuit comprises touch key-press, power circuit, sensitivity adjusting circuit and touch sensible chip, touch key-press, power circuit and sensitivity adjusting circuit are all electrically connected to touch sensible chip, and touch sensible chip is electrically connected to single-chip microcomputer; Display control circuit comprises control module and a plurality of lamp string display unit (in the utility model, a plurality of be at least two), and each lamp string display unit is all electrically connected to control module, and control module is electrically connected to single-chip microcomputer.As preferably, touch induction circuit also comprises filtering circuit, and filtering circuit is electrically connected to respectively touch sensible chip and single-chip microcomputer, is connected in series between touch sensible chip and single-chip microcomputer.
Each lamp string display unit comprises one drive circuit and a pilot lamp, and each pilot lamp is all electrically connected to control module by one drive circuit; Driving circuit can make pilot lamp more easily luminous, is convenient to the startup of pilot lamp.As preferably, every one drive circuit comprises a power switch pipe (as IGBT) and a pull-up resistor (R1 in Fig. 2, R8, R9 and R16 etc. represent pull-up resistor), the gate pole of power switch pipe is all electrically connected to control module, the emitter of power switch pipe is used for connecting external power, and pull-up resistor serial connection is connected between the collector and pilot lamp of power switch pipe.In the present embodiment, pilot lamp is preferably LED lamp, and the resistance of pull-up resistor is preferably 200 ohm.
Control module comprises shift register module, and shift register module is connected with single-chip microcomputer, and each lamp string display unit is all electrically connected to shift register module.Wherein, shift register module comprises one or more shift registers, the number of shift register is set according to the number of lamp string display unit, the attachable maximum lamp string display units of each shift register are eight, namely, can only be controlled by same shift register by every eight lamp string display units at most.When shift register is one, the number of lamp string display unit mostly is eight most, and now, single-chip microcomputer and lamp string display unit are all connected with shift register; When the number of shift register is while being a plurality of, the number of lamp string display unit is greater than eight, now, one of them in a plurality of shift registers is connected with single-chip microcomputer, a plurality of shift registers also connect successively, and lamp string display unit is followed every eight modes that are connected in a shift register at most and is connected respectively with a plurality of shift registers.Because each shift register can only connect at most eight lamp string display units, if lamp string display unit is over eight, just need to use more shift register, as, lamp string display unit is nine to 16, needs two shift registers, if lamp string display unit is 17 to 24, just need three shift registers, the like.If three shift registers are successively set on a pcb board, between first and second shift registers and between second and the 3rd shift register, all exist signal to connect, any between first, second, and third shift register is also connected with single-chip microcomputer.
As preferably, when shift register module comprises a plurality of shift register, control module also comprises decoupling device, and decoupling device connects respectively each shift register.The signal that the effect of decoupling device is to remove between shift register disturbs, and makes the signal between whole circuit more stable.
As illustrated in fig. 1 and 2, in the present embodiment, take the number of lamp string display unit as 16 being example explanation, according to being controlled by same shift register by every eight lamp string display units at most, shift register in the present embodiment is two, shift register 1 is connected with single-chip microcomputer, shift register 1 also connects shift register 2, between shift register 1 and shift register 2, connect decoupling device, simultaneously, shift register 1 is controlled respectively lamp string display unit 1 to lamp string display unit 8, 2 of shift registers are controlled respectively lamp string display unit 9 to lamp string display unit 16, as needs are controlled more lamp string display unit, can make shift register 2 connect again a shift register 3, and shift register 3 is also connected with decoupling device, like this, shift register 3 can be controlled 8 lamp string display units again, all the other are so analogized.
In the present embodiment, the number of touch key-press is identical with the number of lamp string display unit, and each touch key-press all connects a lamp string display unit by touch sensible chip, single-chip microcomputer and control module successively; Wherein, touch key-press is preferably capacitive transducer.
It should be noted that, comprising the touch induction circuit of touch key-press, power circuit, touch sensible chip, sensitivity adjusting circuit and filtering circuit and comprise that the display control circuit of shift register, lamp string display unit and decoupling device can be arranged on a pcb board according to rational circuit configuration, can be also that touch induction circuit and display control circuit divide and be located on two pcb boards.Wherein, touch key-press, power circuit, touch sensible chip, sensitivity adjusting circuit and filtering circuit, shift register and decoupling device all can pass through existing techniques in realizing, here it are no longer described in detail.
The course of work of following this touch-control of brief description display board: in use procedure, the emitter of each power switch pipe connects external power, suppose that touch key-press has 16, lamp string display unit has 16, now, shift register should be set to two, when first to the 8th touch key-press receives slip touch operation, the electric capacity that receives 8 touch key-presss of slip touch operation can change, touch sensible chip feeds back to single-chip microcomputer by the capacitance signal of variation through filtering circuit, host scm is controlled shift register 1, make lamp string display unit 1 bright to the pilot lamp in lamp string display unit 8, when first to the tenth touch key-press receives slip touch operation, the electric capacity that receives ten touch key-presss of slip touch operation can change, touch sensible chip feeds back to single-chip microcomputer by the capacitance signal of variation through filtering circuit, Single-chip Controlling shift register 1 and shift register 2, make lamp string display unit 1 bright to the pilot lamp in lamp string display unit 10.
embodiment 2
The utility model also provides a kind of electromagnetic stove body of heater, and as shown in Figure 3, this electromagnetic stove body of heater comprises: furnace shell 101, heating unit 102 and touch-control display board 103; Heating unit comprises heater coil disc and heating panel, and heater coil disc posts below heating panel; Heating panel is embedded on furnace shell; At the inside surface that the one side of the furnace shell that heats panel is installed, also posted touch-control display board 103, the circuit structure of this touch-control display board 103 is identical with embodiment mono-, repeats no more here.Furnace shell can be selected tempered glass, and touch-control display board 103 posts the inside surface at tempered glass, and like this, the touch key-press on touch-control display board 103 sees through tempered glass and responds to extraneous slide.
embodiment 3
The present embodiment provides a kind of electromagnetic stove, electromagnetic stove comprises electromagnetic stove body of heater and electromagnetic stove main frame, electromagnetic stove main frame is arranged on furnace shell inside or the electromagnetic stove main frame and the separated setting of electromagnetic stove body of heater of electromagnetic stove body of heater, and electromagnetic stove main frame is electrically connected to respectively heater coil disc and the touch-control display board of heating unit.Preferred mode is electromagnetic stove main frame and the separated setting of electromagnetic stove body of heater.Electromagnetic stove main frame can adopt prior art, and the circuit structure of touch-control display board is identical with embodiment mono-, and the structure of electromagnetic stove body of heater is identical with embodiment bis-, repeats no more here.
Refer to attached Figure 4 and 5, when the electromagnetic stove in the present embodiment is started working, the touch key-press touching on touch-control display board by slip carrys out regulating power, if finger sliding arrives position as shown by the arrows in Figure 4, touch induction circuit, single-chip microcomputer and display control circuit can be controlled the pilot lamp of arrow indication position and be positioned at the pilot lamp of arrow left all luminous, and electromagnetic stove main frame can make heating unit 102 be adjusted to corresponding power to heat.In Fig. 4, with the pilot lamp 104 that black is filled, represent luminous pilot lamp, other packless pilot lamp 104 representatives do not have luminous pilot lamp; When finger sliding is to the position as shown in Fig. 5 arrow, equally, touch induction circuit, host scm and display control circuit can be controlled the pilot lamp of arrow indication position and be positioned at the pilot lamp of arrow left all luminous, in Fig. 5, with the pilot lamp 104 that black is filled, also represent luminous pilot lamp, other packless pilot lamp 104 representatives do not have luminous pilot lamp, and electromagnetic stove main frame can make heating unit 102 be adjusted to corresponding power to carry out heating work.Certainly, as required, can also at the upper surface of furnace shell, inlay a display screen in conjunction with prior art, display screen is electrically connected to single-chip microcomputer, for showing the electromagnetic stove power in when work, the numeral of display screen is shown with the bright light prompting of pilot lamp and is combined.Wherein, in Fig. 3, display screen is not drawn.
Compared with prior art, the touch-control display board that the utility model embodiment provides, and this touch-control application circuit is applied in electromagnetic stove, its advantage having has: (1) is by rational circuit design, make the adjusting of the power of electromagnetic stove or temperature seem more smooth, the prompting of pilot lamp seems more very clear; (2) existing electromagnetic stove is owing to mostly adopting mechanical key, mechanical key easily causes physical damage after repeatedly using, and the utility model adopts touch key-press, touch key-press is generally to post below face glass, therefore can not exist button that the defect of physical damage easily occurs; (3) touch-control display board is arranged in electromagnetic stove, can keep better the integrality of fuselage, allows electromagnetic stove seem one integrated mass, elegant in appearance.
Above-described embodiment is preferably implementation of the present utility model, is not to restriction of the present utility model, is not departing under the prerequisite of inventive concept of the present utility model, and any apparent replacement is all within protection domain of the present utility model.
Claims (10)
1. a touch-control display board, comprise single-chip microcomputer, touch induction circuit and display control circuit, it is characterized in that: described touch induction circuit comprises touch key-press, power circuit, sensitivity adjusting circuit and touch sensible chip, described touch key-press, power circuit, sensitivity adjusting circuit are all electrically connected to touch sensible chip, and described touch sensible chip is electrically connected to single-chip microcomputer;
Described display control circuit comprises control module and a plurality of lamp string display unit, and each lamp string display unit is all electrically connected to control module, and described control module is electrically connected to single-chip microcomputer.
2. touch-control display board according to claim 1, is characterized in that: described lamp string display unit comprises driving circuit and pilot lamp, and each pilot lamp is all electrically connected to described control module by one drive circuit.
3. touch-control display board according to claim 2, it is characterized in that: described driving circuit comprises a power switch pipe and a pull-up resistor, the gate pole of described power switch pipe is all electrically connected to described control module, the emitter of described power switch pipe is used for connecting external power, and described pull-up resistor is serially connected with between the collector and described pilot lamp of described power switch pipe.
4. according to the touch-control display board described in any one in claim 1-3, it is characterized in that: described control module comprises shift register module, described shift register module is connected with described single-chip microcomputer, and described in each, lamp string display unit is all electrically connected to described shift register module.
5. touch-control display board according to claim 4, is characterized in that: described shift register module comprises one or more shift registers;
When shift register is one, described single-chip microcomputer and lamp string display unit are all connected with described shift register;
When described shift register module comprises a plurality of shift register, a plurality of shift registers connect successively, and one of them shift register in a plurality of shift registers is connected with described single-chip microcomputer, described lamp string display unit is followed every eight modes that are connected in a shift register at most and is connected respectively with a plurality of shift registers.
6. touch-control display board according to claim 5, is characterized in that: when described shift register module comprises a plurality of shift register, described control module also comprises decoupling device, and described decoupling device connects respectively each shift register.
7. according to the touch-control display board described in any one in claim 1-3, it is characterized in that: described touch induction circuit also comprises filtering circuit, described filtering circuit is series between described touch sensible chip and described single-chip microcomputer.
8. according to the touch-control display board described in any one in claim 1-3, it is characterized in that: the number of described touch key-press is identical with the number of described lamp string display unit, each touch key-press all connects a lamp string display unit by touch sensible chip, single-chip microcomputer and control module successively.
9. an electromagnetic stove body of heater, described electromagnetic stove body of heater comprises furnace shell (101) and heating unit (102), described heating unit (102) comprises heater coil disc and heating panel, described heater coil disc posts below described heating panel, and described heating panel is embedded on described furnace shell (101); It is characterized in that: the touch-control display board (103) in the inside surface of one side that the furnace shell of described heating panel is installed also posts just like claim 1-8 described in any one.
10. an electromagnetic stove, it is characterized in that: described electromagnetic stove comprises electromagnetic stove main frame and electromagnetic stove body of heater as claimed in claim 9, described electromagnetic stove main frame is arranged on furnace shell (101) inside or described electromagnetic stove main frame and the setting of described electromagnetic stove body of heater separate type of described electromagnetic stove body of heater, and described electromagnetic stove main frame is electrically connected to respectively heater coil disc and the touch-control display board (103) of described heating unit (102).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420209913.XU CN203870420U (en) | 2014-04-25 | 2014-04-25 | Touch control display board, cooker body of induction cooker and induction cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420209913.XU CN203870420U (en) | 2014-04-25 | 2014-04-25 | Touch control display board, cooker body of induction cooker and induction cooker |
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| Publication Number | Publication Date |
|---|---|
| CN203870420U true CN203870420U (en) | 2014-10-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420209913.XU Expired - Fee Related CN203870420U (en) | 2014-04-25 | 2014-04-25 | Touch control display board, cooker body of induction cooker and induction cooker |
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| CN (1) | CN203870420U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105015664A (en) * | 2015-07-30 | 2015-11-04 | 徐开友 | Touch display screen bicycle speed meter and manufacturing method thereof |
| CN108061316A (en) * | 2016-11-08 | 2018-05-22 | 佛山市顺德区美的电热电器制造有限公司 | Method of adjustment, device and the electric cooking pot of electric cooking pot touch sensitivity |
| WO2020088125A1 (en) * | 2018-11-02 | 2020-05-07 | 添可智能科技有限公司 | Cleaning device and control method therefor |
| CN111736099A (en) * | 2020-07-30 | 2020-10-02 | 格力电器（郑州）有限公司 | Connecting wire detection method and circuit |
-
2014
- 2014-04-25 CN CN201420209913.XU patent/CN203870420U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105015664A (en) * | 2015-07-30 | 2015-11-04 | 徐开友 | Touch display screen bicycle speed meter and manufacturing method thereof |
| CN108061316A (en) * | 2016-11-08 | 2018-05-22 | 佛山市顺德区美的电热电器制造有限公司 | Method of adjustment, device and the electric cooking pot of electric cooking pot touch sensitivity |
| WO2020088125A1 (en) * | 2018-11-02 | 2020-05-07 | 添可智能科技有限公司 | Cleaning device and control method therefor |
| CN111736099A (en) * | 2020-07-30 | 2020-10-02 | 格力电器（郑州）有限公司 | Connecting wire detection method and circuit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141008 |