CN207035238U - A kind of intelligent stove - Google Patents
A kind of intelligent stove Download PDFInfo
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- CN207035238U CN207035238U CN201721012929.1U CN201721012929U CN207035238U CN 207035238 U CN207035238 U CN 207035238U CN 201721012929 U CN201721012929 U CN 201721012929U CN 207035238 U CN207035238 U CN 207035238U
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- operational amplifier
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- detection module
- control module
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Abstract
A kind of intelligent stove is the utility model is related to, including for opening or closing the magnetic valve of combustion gas, function detection module, the control module being connected with function detection module, the display module being connected with control module, it is characterised in that：Also include for the battery of function detection module, control module and display module power supply, the side of the magnetic valve is provided with the microswitch disconnected when conducting, closed electromagnetic valve when magnetic valve is opened, and the microswitch is connected on the current supply circuit that battery is powered for function detection module, control module, display module.Compared with prior art, the utility model has the advantage of：Detected by battery electric quantity, fire defector, pan detect and temperature detection, identification battery electric quantity, have fire and without fire and pan whether dry combustion method situations such as, the corresponding intelligent function for closing the functions such as fire, display and prompting, succinctly accurately realizing intelligent stove anti-dry and health instruction etc. is carried out simultaneously.
Description
Technical field
It the utility model is related to a kind of intelligent stove.
Background technology
Existing gas-cooker is divided into two classes, and one kind is to use battery powered, and its function is relatively simple, and battery is mainly to point
Firearm power supply makes igniter realize igniting and zero second suction valve；Also one kind is for intelligent stove, and using mains-supplied, civil power is through turning
It is used for lighting a fire after changing, maintains firepower regulation and some other intelligent function.As people are to quality of the life and gas-cooker
The pursuit of cost performance, the first kind only have igniting and the general gas stove of zero second suction valve to meet user's request；Second class is adopted
With the gas-cooker of mains-supplied because its solenoid valve control, operation and other functions use Electronic Control, its cost is higher, electric
Pond electricity can not meet the long-term power supply of multiple electronic control modules, while under function complex situations, security reliability is also mutual
Conflict, while combustion gas and civil power are combined in the presence of very big potential safety hazard in people realize.Therefore a kind of battery powered but
Gas-cooker with functions such as some anti-dry, health prompts is that consumer is pursued.
Utility model content
Technical problem to be solved in the utility model is to provide one kind for above-mentioned prior art to use battery powered
Intelligent stove.
Technical scheme is used by the utility model solves above-mentioned technical problem：A kind of intelligent stove, including for beating
The magnetic valve of combustion gas is closed on or off, function detection module, the control module being connected with function detection module, is connected with control module
Display module, it is characterised in that：Also include the battery powered for function detection module, control module and display module, it is described
The side of magnetic valve is provided with the microswitch disconnected when conducting, closed electromagnetic valve when magnetic valve is opened, microswitch series connection
It is function detection module, on the current supply circuit of control module, display module power supply in battery.
The function detection module includes flame detection modules, cooking bottom temperature detection module, pan detection module, battery electricity
Measure detection module.
The flame detection modules include thermocouple and thermocouple electromotive force detection circuit, thermocouple electromotive force detection circuit
Including the first operational amplifier, the second operational amplifier, first resistor, second resistance, 3rd resistor, the 4th resistance, the 5th electricity
Resistance and the 3rd operational amplifier, the wherein negative pole of thermocouple are connected with the in-phase input end of the first operational amplifier, the first computing
The inverting input of amplifier is connected with the output end of the first operational amplifier, the positive pole of thermocouple and the second operational amplifier
In-phase input end is connected, and the inverting input of the second operational amplifier is connected with the output end of the second operational amplifier, the first fortune
The first end of the output end connection first resistor of amplifier is calculated, the second end of first resistor is anti-phase defeated with the 3rd operational amplifier
Enter end connection, the first end of the output end connection second resistance of the second operational amplifier, the second end of second resistance and the 3rd fortune
Calculate the in-phase input end connection of amplifier, 3rd resistor be connected to the inverting input of the 3rd operational amplifier and output end it
Between, the first end of the 4th resistance is connected with the in-phase input end of the 3rd operational amplifier, the second end ground connection of the 4th resistance；3rd
The output end of operational amplifier connects the first end of the 5th resistance, and the second end of the 5th resistance is connected with control module.
The both ends of thermocouple and two feeder ears of magnetic valve connect.
Compared with prior art, the utility model has the advantage of：Using battery powered, when magnetic valve is opened fine motion open
Conducting is closed, electricity enters working condition on function detection module, control module and display module, and when closed electromagnetic valve, fine motion is opened
Shut-off is opened, and function detection module, control module and display module dead electricity are closed；In control method, detected by battery electric quantity,
Fire defector, pan detection and temperature detection, identification battery electric quantity, have fire and without fire and pan whether dry combustion method situations such as, simultaneously
Carry out closing the functions such as fire, display and prompting accordingly, succinctly accurately realize intelligent stove anti-dry and healthy instruction etc.
Intelligent function.
Brief description of the drawings
Fig. 1 is that the module of intelligent stove in the utility model embodiment connects block diagram；
Fig. 2 is the circuit theory diagrams that thermocouple and thermocouple electromotive force detect circuit in the utility model embodiment；
Fig. 3 is the control method flow chart of intelligent stove in the utility model embodiment.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing embodiment.
Intelligent stove as described in Figure 1, including for opening or closing the magnetic valve of combustion gas, function detection module, with work(
The control module of energy detection module connection, the display module being connected with control module is function detection module, control module and is shown
Show the battery of module for power supply；Function detection module then includes flame detection modules, cooking bottom temperature detection module, pan detection mould
Block, battery electric quantity detection module；The side of magnetic valve is provided with the fine motion disconnected when conducting, closed electromagnetic valve when magnetic valve is opened
Switch, the microswitch are connected on the current supply circuit that battery is powered for function detection module, control module, display module.
The flame detection modules include thermocouple and thermocouple electromotive force detection circuit, shown in Figure 2, thermocouple electricity
EMF detection circuit includes the first operational amplifier U1A, the second operational amplifier U2A, first resistor R1, second resistance R2, the
Three resistance R3, the 4th resistance R4, the 5th resistance R5 and the 3rd operational amplifier U1B, the wherein negative pole of thermocouple and the first computing
Amplifier U1A in-phase input end connection, the first operational amplifier U1A inverting input and the first operational amplifier U1A's
Output end is connected, and the positive pole of thermocouple is connected with the second operational amplifier U2A in-phase input end, the second operational amplifier U2A
Inverting input be connected with the second operational amplifier U2A output end, the first operational amplifier U1A output end connection first
Resistance R1 first end, first resistor R2 the second end are connected with the 3rd operational amplifier U1B inverting input, the second computing
Amplifier U2A output end connection second resistance R2 first end, second resistance R2 the second end and the 3rd operational amplifier U1B
In-phase input end connection, 3rd resistor R3 is connected between inverting input and the output end of the 3rd operational amplifier, the 4th
Resistance R4 first end is connected with the 3rd operational amplifier U1B in-phase input end, the 4th resistance R4 the second end ground connection；3rd
Operational amplifier U1B output end connects the 5th resistance R5 first end, and the 5th resistance R5 the second end is connected with control module.
Two feeder ears of the both ends of thermocouple and magnetic valve connect simultaneously.
In the present embodiment, first resistor and second resistance can be using 2K Ω resistance, and 3rd resistor and the 4th resistance can
To use 200K Ω resistance, multiplication factor is 100 times, judges there is fire when detecting that thermocouple electromotive force is more than 1.5mV, works as heat
Judge that fire has extinguished when galvanic couple voltage is less than 1.5mV.When thermocouple electromotive force is zero, increases gradually afterwards and sentence more than 1.5mV
Disconnected kitchen range igniting and successfully.When thermocouple electromotive force drops quickly to 1.5mV from much larger than 1.5mV, judge kitchen range close fire or
Accident extinguishing；Control module is corresponding by having fire, being carried out without fire, igniting, the analysis for the every kind of state for closing fire and accident extinguishing
Intelligent control, so that it is guaranteed that control is accurate and reliable.
In the present embodiment, the electromotive force of thermocouple has the parallel output end of the identical electromotive force of two-way, and output end connects all the way
It is connected on the magnetic valve of control combustion gas conducting, another way output end is connected on thermocouple electromotive force detection circuit.Control combustion gas
The magnetic valve of conducting maintains the adhesive of magnetic valve, gas circuit circulation, in nothing using electromotive force caused by thermocouple in the case where there is fiery state
In the case of fire, thermocouple produces without electromotive force, and magnetic valve is opened gas circuit and closed.Thermocouple electromotive force detection circuit has " void is disconnected "
Characteristic, i.e. the electromotive force of thermocouple is equivalently employed without electric current when being connected to thermocouple electromotive force detection circuit and flows through, therefore completely
Valve is inhaled in the maintenance for not influenceing thermocouple electromotive force.
The control method of above-mentioned intelligent stove, comprises the following steps, shown in Figure 3：
Step 1: judge whether magnetic valve is opened, such as magnetic valve opening, microswitch conducting, function detection module, control
Module, display module start power up work, into step 2；Such as closed electromagnetic valve, microswitch disconnects, function detection module,
Control module, display module dead electricity are closed, and are then back to step 1；
Step 2: testing result of the control module by battery electric quantity detection module, judges whether battery electric quantity is less than threshold
Value, in this way, display module show that battery electric quantity is low, close flame detection modules, cooking bottom temperature detection module, pan detection mould
Block；Otherwise, into step 3；
Step 3: fire has been detected whether by flame detection modules, and it is in this way, such as no into step 4, it is functional to close institute
Detection module, control module and display module, return to step one；
Step 4: pan is determined whether by pan detection module, in this way, into step 5, if not being to start no pot
Timing, judges whether no pot timing time continues one minute, in this way, Guan Huo, close all function detection modules, control module and
Display module, return to step one, if not being, return to step three；
Step 5: gathering cooking bottom temperature by cooking bottom temperature detection module, judge whether that dry combustion method occurs, in this way, Guan Huo, close
All function detection modules, control module and display module, return to step one, if not being, return to step three.
Claims (4)
1. a kind of intelligent stove, including for opening or closing the magnetic valve of combustion gas, function detection module, with function detection module
The control module of connection, the display module being connected with control module, it is characterised in that：Also include for function detection module, control
Module and the battery of display module power supply, when the side of the magnetic valve is provided with conducting, closed electromagnetic valve when magnetic valve is opened
The microswitch of disconnection, the microswitch are connected on the power supply that battery is powered for function detection module, control module, display module
On loop.
2. intelligent stove according to claim 1, it is characterised in that：The function detection module includes fire defector mould
Block, cooking bottom temperature detection module, pan detection module, battery electric quantity detection module.
3. intelligent stove according to claim 2, it is characterised in that：The flame detection modules include thermocouple and thermoelectricity
Even electromotive force detects circuit, and thermocouple electromotive force detection circuit includes the first operational amplifier, the second operational amplifier, the first electricity
Resistance, second resistance, 3rd resistor, the 4th resistance, the 5th resistance and the 3rd operational amplifier, the wherein negative pole of thermocouple and first
The output end of the in-phase input end connection of operational amplifier, the inverting input of the first operational amplifier and the first operational amplifier
Connection, the positive pole of thermocouple are connected with the in-phase input end of the second operational amplifier, the inverting input of the second operational amplifier
It is connected with the output end of the second operational amplifier, the first end of the output end connection first resistor of the first operational amplifier, first
Second end of resistance is connected with the inverting input of the 3rd operational amplifier, the electricity of output end connection second of the second operational amplifier
The first end of resistance, the second end of second resistance are connected with the in-phase input end of the 3rd operational amplifier, and 3rd resistor is connected to
Between the inverting input and output end of three operational amplifiers, the first end of the 4th resistance is same mutually defeated with the 3rd operational amplifier
Enter end connection, the second end ground connection of the 4th resistance；The first end of output end the 5th resistance of connection of 3rd operational amplifier, the 5th
Second end of resistance is connected with control module.
4. intelligent stove according to claim 3, it is characterised in that：The both ends of thermocouple and two feeder ears of magnetic valve connect
Connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721012929.1U CN207035238U (en) | 2017-08-14 | 2017-08-14 | A kind of intelligent stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721012929.1U CN207035238U (en) | 2017-08-14 | 2017-08-14 | A kind of intelligent stove |
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| Publication Number | Publication Date |
|---|---|
| CN207035238U true CN207035238U (en) | 2018-02-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721012929.1U Active CN207035238U (en) | 2017-08-14 | 2017-08-14 | A kind of intelligent stove |
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| Country | Link |
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| CN (1) | CN207035238U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109386848A (en) * | 2017-08-14 | 2019-02-26 | 宁波方太厨具有限公司 | A kind of intelligent stove and its control method |
| CN110274228A (en) * | 2018-03-15 | 2019-09-24 | 关隆股份有限公司 | Gas and its control method |
| CN110925804A (en) * | 2018-09-19 | 2020-03-27 | 宁波方太厨具有限公司 | Method for accurately measuring temperature of food in cooker on gas stove |
-
2017
- 2017-08-14 CN CN201721012929.1U patent/CN207035238U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109386848A (en) * | 2017-08-14 | 2019-02-26 | 宁波方太厨具有限公司 | A kind of intelligent stove and its control method |
| CN109386848B (en) * | 2017-08-14 | 2024-06-18 | 宁波方太厨具有限公司 | Intelligent kitchen range and control method thereof |
| CN110274228A (en) * | 2018-03-15 | 2019-09-24 | 关隆股份有限公司 | Gas and its control method |
| CN110274228B (en) * | 2018-03-15 | 2022-01-04 | 关隆股份有限公司 | Gas appliance and control method thereof |
| CN110925804A (en) * | 2018-09-19 | 2020-03-27 | 宁波方太厨具有限公司 | Method for accurately measuring temperature of food in cooker on gas stove |
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