CN107222944A - The touch induction circuit of electromagnetic oven - Google Patents
The touch induction circuit of electromagnetic oven Download PDFInfo
- Publication number
- CN107222944A CN107222944A CN201710309612.2A CN201710309612A CN107222944A CN 107222944 A CN107222944 A CN 107222944A CN 201710309612 A CN201710309612 A CN 201710309612A CN 107222944 A CN107222944 A CN 107222944A
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- China
- Prior art keywords
- resistance
- electromagnetic oven
- diode
- electric capacity
- resistor
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Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/02—Induction heating
- H05B6/06—Control, e.g. of temperature, of power
- H05B6/062—Control, e.g. of temperature, of power for cooking plates or the like
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Induction Heating Cooking Devices (AREA)
Abstract
The invention discloses a kind of touch induction circuit of electromagnetic oven, including wireless communication module, MCU, first triode, first diode, second diode, touch sensible button, first resistor, second resistance, 3rd resistor, 4th resistance, 5th resistance, first electric capacity and the second electric capacity, the base stage of first triode is connected with one end of the first electric capacity, the other end of first electric capacity and MCU PWM pins are connected, the colelctor electrode of first triode is connected with one end of 3rd resistor and one end of the 5th resistance respectively, the other end connection power supply of 3rd resistor, the emitter stage of first triode passes through the 4th resistance eutral grounding, the other end of 5th resistance is connected with the negative electrode of the first diode and one end of first resistor respectively.Implement the touch induction circuit of the electromagnetic oven of the present invention, have the advantages that：User can understand the running situation of electromagnetic oven whenever and wherever possible and conveniently it is controlled, the safety and reliability of circuit is higher.
Description
Technical field
The present invention relates to electromagnetic oven field, more particularly to a kind of touch induction circuit of electromagnetic oven.
Background technology
Electronic switch is one of core of resistance product, and button is the indispensable part of electronic switch.Mesh
Before, touch sensible button has become the indispensable part of household appliances product.In touch sensible presses key technology, at present
Resistive touch button and capacitive induction button are can be divided mainly into, because the touch key-press of resistance-type is needed in equipment surface patch
One touch resistance film, its durability is relatively low, and cap-sensor technology has and need not opened on nonmetallic guidance panel
Hole processing, water proof anti-soil, it is easy to clean, without mechanical switch abrasion the advantages of long lifespan.However, the touch in existing electromagnetic oven
Sensor circuit causes the safety and reliability of circuit not high due to lacking corresponding circuit protection function, and its life-span is shorter.Separately
Outside, the operation of existing electromagnetic oven can only be that subscriber station is controlled beside electromagnetic oven using touch manner, and can not be at any time
Electromagnetic oven is controlled everywhere.
The content of the invention
The technical problem to be solved in the present invention is that the drawbacks described above for prior art can be at any time there is provided a kind of user
Understand everywhere the running situation of electromagnetic oven and conveniently it is controlled, the touch for the electromagnetic oven that the safety and reliability of circuit is higher
Sensor circuit.
The technical solution adopted for the present invention to solve the technical problems is：A kind of touch induction circuit of electromagnetic oven is constructed,
Including wireless communication module, MCU, the first triode, the first diode, the second diode, touch sensible button, first resistor,
Second resistance, 3rd resistor, the 4th resistance, the 5th resistance, the first electric capacity and the second electric capacity, the base stage of first triode with
One end connection of first electric capacity, the other end of first electric capacity is connected with the PWM pins of the MCU, and the described 1st
The colelctor electrode of pole pipe is connected with one end of the 3rd resistor and one end of the 5th resistance respectively, the other end of the 3rd resistor
Power supply is connected, the emitter stage of first triode passes through the 4th resistance eutral grounding, the other end of the 5th resistance
Be connected respectively with the negative electrode of first diode and one end of first resistor, the anode of first diode respectively with it is described
The anode of second diode, the other end of first resistor, one end of second resistance and the connection of touch sensible button, the described 2nd 2
The negative electrode of pole pipe is connected with the A/D pins of the MCU, one end of the second electric capacity and the other end of second resistance respectively, and described
The other end of two electric capacity and the other end of second resistance are grounded, and the MCU passes through the wireless communication module and mobile terminal
Communicated.
In the touch induction circuit of electromagnetic oven of the present invention, in addition to the 6th resistance, the one of the 6th resistance
End is connected with the other end of first electric capacity, and the other end of the 6th resistance is connected with the PWM pins of the MCU.
In the touch induction circuit of electromagnetic oven of the present invention, in addition to the 7th resistance, the one of the 7th resistance
End is connected with the negative electrode of second diode, and the other end of the 7th resistance is connected with the A/D pins of the MCU.
In the touch induction circuit of electromagnetic oven of the present invention, in addition to the 8th resistance, the one of the 8th resistance
End is connected with the other end of the second resistance, the other end ground connection of the 8th resistance.
In the touch induction circuit of electromagnetic oven of the present invention, in addition to the 9th resistance, the one of the 9th resistance
End is connected with the anode of first diode, and the other end of the 9th resistance is connected with the touch sensible button.
In the touch induction circuit of electromagnetic oven of the present invention, the wireless communication module is bluetooth module, WIFI
Module, Zigbee module, GPRS module, CDMA module or WCDMA modules.
Implement the touch induction circuit of the electromagnetic oven of the present invention, have the advantages that：Due to provided with radio communication mold
Block, MCU, the first triode, the first diode, the second diode, touch sensible button, first resistor, second resistance, the 3rd electricity
Resistance, the 4th resistance, the 5th resistance, the first electric capacity and the second electric capacity, wireless communication module can send out the running situation of electromagnetic oven
The mobile terminal of user is sent to, while user can also be controlled by mobile terminal to electromagnetic oven, the first electric capacity is used to prevent
The only interference between the first triode and MCU, the 4th resistance and the 5th resistance are used to carry out overcurrent protection, therefore user can be at any time
Understand everywhere the running situation of electromagnetic oven and conveniently it is controlled, the safety and reliability of circuit it is higher.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the electrical block diagram in touch induction circuit one embodiment of electromagnetic oven of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
In the touch induction circuit embodiment of electromagnetic oven of the present invention, the circuit structure of the touch induction circuit of the electromagnetic oven
Schematic diagram is as shown in Figure 1.In Fig. 1, the touch induction circuit of the electromagnetic oven includes wireless communication module, MCU, the first triode
Q1, the first diode D1, the second diode D2, touch sensible button K, first resistor R1, second resistance R2,3rd resistor R3,
4th resistance R4, the 5th resistance R5, the first electric capacity C1 and the second electric capacity C2, wherein, the first triode Q1 base stage and the first electricity
Hold C1 one end connection, the first electric capacity C1 other end and MCU PWM pins are connected, the first triode Q1 colelctor electrode difference
It is connected with 3rd resistor R3 one end and the 5th resistance R5 one end, 3rd resistor R3 other end connection power supply VCC, the
One triode Q1 emitter stage is grounded by the 4th resistance R4, the moon of the 5th resistance R5 other end respectively with the first diode D1
Pole and the connection of first resistor R1 one end, the first diode D1 anode anode respectively with the second diode D2, first resistor
The R1 other end, second resistance R2 one end and the K connections of touch sensible button, the second diode D2 negative electrode is respectively with MCU's
The other end connection of A/D pins, the second electric capacity C2 one end and second resistance R2, the second electric capacity C2 other end and second resistance
The R2 other end is grounded, and MCU is communicated by wireless communication module with mobile terminal.
The running situation of electromagnetic oven can be sent to the mobile terminal of user by wireless communication module, and user passes through mobile whole
End can just understand the running situation of electromagnetic oven whenever and wherever possible, and control instruction can also be passed through wireless communication module by mobile terminal
MCU is sent to, MCU controls electromagnetic oven to perform corresponding operation according to the control instruction.Because mobile terminal can be carried with,
Therefore user can understand the running situation of electromagnetic oven whenever and wherever possible and conveniently it is controlled.
It is noted that mobile terminal can be mobile phone or tablet personal computer, wireless communication module can be bluetooth module,
WIFI module, Zigbee module, GPRS module, CDMA module or WCDMA modules etc..By setting various wireless communication mode,
The demand of different user can be met, strengthens the experience of user.
Above-mentioned first electric capacity C1 is coupled capacitor, for preventing from disturbing between the first triode Q1 and MCU, the 4th resistance R4
It is current-limiting resistance with the 5th resistance R5, the 4th resistance R4 is used to carry out the branch road where the first triode Q1 emitter stage
Stream protection, the 5th resistance R5 is used to carry out the branch road where the first triode Q1 colelctor electrode overcurrent protection, therefore circuit
Safety and reliability is higher.
In the present embodiment, the touch induction circuit of the electromagnetic oven also includes the 6th resistance R6, the 6th resistance R6 one end with
First electric capacity C1 other end connection, the 6th resistance R6 other end and MCU PWM pins are connected.6th resistance R6 is current limliting
Resistance, overcurrent protection is carried out for the branch road where the PWM pins to MCU, to further enhance the security of circuit and reliable
Property.
In the present embodiment, the touch induction circuit of the electromagnetic oven also includes the 7th resistance R7, the 7th resistance R7 one end with
Second diode D2 negative electrode connection, the 7th resistance R7 other end and MCU A/D pins are connected.7th resistance R7 is current limliting
Resistance, for where the A/D pins to MCU branch road carry out overcurrent protection, with further strengthen circuit security and can
By property.
In the present embodiment, the touch induction circuit of the electromagnetic oven also includes the 8th resistance R8, the 8th resistance R8 one end with
Second resistance R2 other end connection, the 8th resistance R8 other end ground connection.8th resistance R8 is current-limiting resistance, for second
Branch road where resistance R2 carries out overcurrent protection, to further enhance the effect of overcurrent protection.
In the present embodiment, the touch induction circuit of the electromagnetic oven also includes the 9th resistance R9, the 9th resistance R9 one end with
First diode D1 anode connection, the 9th resistance R9 other end is connected with touch sensible button K.9th resistance R9 is current limliting
Resistance, for carrying out overcurrent protection to the branch road where touch sensible button K, further to strengthen the effect of overcurrent protection.
In a word, in the present embodiment, the running situation of electromagnetic oven can be sent to mobile terminal, user by wireless communication module
Electromagnetic oven can be controlled by mobile terminal, and because mobile terminal can be carried at any time, therefore user can understand whenever and wherever possible
The running situation of electromagnetic oven is simultaneously accordingly controlled it.In addition, being provided with coupled capacitor in the touch induction circuit of the electromagnetic oven
And current-limiting resistance, therefore the safety and reliability of circuit is higher.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God is with principle, and any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.
Claims (6)
1. a kind of touch induction circuit of electromagnetic oven, it is characterised in that including wireless communication module, MCU, the first triode,
One diode, the second diode, touch sensible button, first resistor, second resistance, 3rd resistor, the 4th resistance, the 5th electricity
Resistance, the first electric capacity and the second electric capacity, the base stage of first triode are connected with one end of first electric capacity, first electricity
The other end of appearance is connected with the PWM pins of the MCU, the colelctor electrode of first triode respectively with the 3rd resistor one
End and one end of the 5th resistance are connected, the other end connection power supply of the 3rd resistor, the transmitting of first triode
Pole is by the 4th resistance eutral grounding, and the other end of the 5th resistance is electric with the negative electrode of first diode and first respectively
One end connection of resistance, the anode of first diode respectively with the anode of second diode, the other end of first resistor,
One end of second resistance and the connection of touch sensible button, the negative electrode of second diode A/D pins respectively with the MCU,
One end of second electric capacity and the other end connection of second resistance, the other end of second electric capacity and the other end of second resistance are equal
Ground connection, the MCU is communicated by the wireless communication module with mobile terminal.
2. the touch induction circuit of electromagnetic oven according to claim 1, it is characterised in that described also including the 6th resistance
One end of 6th resistance is connected with the other end of first electric capacity, and the PWM of the other end and the MCU of the 6th resistance draws
Pin is connected.
3. the touch induction circuit of electromagnetic oven according to claim 2, it is characterised in that described also including the 7th resistance
One end of 7th resistance is connected with the negative electrode of second diode, and the A/D of the other end and the MCU of the 7th resistance draws
Pin is connected.
4. the touch induction circuit of electromagnetic oven according to claim 3, it is characterised in that described also including the 8th resistance
One end of 8th resistance is connected with the other end of the second resistance, the other end ground connection of the 8th resistance.
5. the touch induction circuit of the electromagnetic oven according to Claims 1-4 any one, it is characterised in that also including
Nine resistance, one end of the 9th resistance is connected with the anode of first diode, the other end of the 9th resistance and institute
State the connection of touch sensible button.
6. the touch induction circuit of electromagnetic oven according to claim 5, it is characterised in that the wireless communication module is indigo plant
Tooth module, WIFI module, Zigbee module, GPRS module, CDMA module or WCDMA modules.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710309612.2A CN107222944A (en) | 2017-05-04 | 2017-05-04 | The touch induction circuit of electromagnetic oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710309612.2A CN107222944A (en) | 2017-05-04 | 2017-05-04 | The touch induction circuit of electromagnetic oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107222944A true CN107222944A (en) | 2017-09-29 |
Family
ID=59944626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710309612.2A Pending CN107222944A (en) | 2017-05-04 | 2017-05-04 | The touch induction circuit of electromagnetic oven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107222944A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110032102A (en) * | 2019-04-09 | 2019-07-19 | 广西俊锦科技有限公司 | Intelligent safety defense monitoring system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3798462A (en) * | 1972-12-21 | 1974-03-19 | A Rizzo | Touch controlled switching circuit |
| CN201418069Y (en) * | 2009-04-28 | 2010-03-03 | 美的集团有限公司 | Touch control induction circuit of induction cooker |
| CN102684666A (en) * | 2012-05-22 | 2012-09-19 | 李宝恒 | Touch sensing key circuit for induction cooker |
| CN206113026U (en) * | 2015-11-30 | 2017-04-19 | 金德奎 | Infrared communication intelligence electromagnetism stove and system thereof |
-
2017
- 2017-05-04 CN CN201710309612.2A patent/CN107222944A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3798462A (en) * | 1972-12-21 | 1974-03-19 | A Rizzo | Touch controlled switching circuit |
| CN201418069Y (en) * | 2009-04-28 | 2010-03-03 | 美的集团有限公司 | Touch control induction circuit of induction cooker |
| CN102684666A (en) * | 2012-05-22 | 2012-09-19 | 李宝恒 | Touch sensing key circuit for induction cooker |
| CN206113026U (en) * | 2015-11-30 | 2017-04-19 | 金德奎 | Infrared communication intelligence electromagnetism stove and system thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110032102A (en) * | 2019-04-09 | 2019-07-19 | 广西俊锦科技有限公司 | Intelligent safety defense monitoring system |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170929 |
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| RJ01 | Rejection of invention patent application after publication |