CN207527643U - A kind of gas cooking device - Google Patents
A kind of gas cooking device Download PDFInfo
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- CN207527643U CN207527643U CN201720819443.2U CN201720819443U CN207527643U CN 207527643 U CN207527643 U CN 207527643U CN 201720819443 U CN201720819443 U CN 201720819443U CN 207527643 U CN207527643 U CN 207527643U
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Abstract
The utility model is related to a kind of gas cooking devices, including burner, air inlet pipe and control valve to control gas flow, the gas cooking device is additionally provided with the electromagnetic generator that can generate electromagnetic signal and the control unit that control valve size can be controlled according to electromagnetic signal, and the control valve, electromagnetic generator are electrically connected with control unit respectively.The utility model can facilitate the control realized to gas cooking device firepower size by control valve, control unit and electromagnetic generator.
Description
Technical field
The utility model is related to technical field of kitchen wares, more particularly, to a kind of gas cooking device, also relate to one
The method of kind control gas cooking device firepower size.
Background technology
Existing gas cooking device, such as gas-cooker, as long as lasting gas supply, the cookware temperature being heated by will continue
Raising, it is difficult to, can only be by manually adjusting gas cooker valve size by the temperature heated control in a certain rational range
To adjust firepower, but this adjustment mode has certain hysteresis quality, that is to say, that when user recognizes that firepower is excessive, food
Object is boiled by overheat to a certain extent, food nutrition is caused to be lost in, even coking.And in entire cooking process,
User needs needs ceaselessly regulating gas valve size, the frequent operation according to the stage of boiling, and causes using upper many
It is inconvenient.
Invention content
The technical problems to be solved in the utility model is to overcome the deficiencies of the prior art and provide one kind to facilitate realization temperature
Spend the gas cooking device of control.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model is：
A kind of gas cooking device, including burner, air inlet pipe and control valve to control gas flow, the combustion gas is cooked
Device of preparing food is additionally provided with the electromagnetic generator that can generate electromagnetic signal and the control unit that can control control valve size, described
Control valve, electromagnetic generator are connect respectively with control unit.In the technical program, described control unit and electric heater unit,
Connection between electromagnetic generator, which is preferably generally, to be electrically connected, but is related to can also being connected using wireless signal for signal transmission
Etc. modes, in addition, connection in the technical program is either be directly connected to or be indirectly connected with, i.e., control unit with
It can be attached between heating unit or electromagnetic generator by some electrical equipments.
This patent creatively sets electromagnetic generator on gas cooking device, it is made to have transmission of electromagnetic signals
Function, and then under the control of the control unit, realized by coordinating control valve and the device of the electromagnetic signal can be sensed to temperature
The control of degree.
Above the electromagnetic generator or side is equipped with being capable of electromagnetic signal caused by inductive electromagnetic generating means
Temperature control layer.The mutual cooperation of temperature control layer and electromagnetic generator plays the role of controlling temperature jointly, the temperature control layer both can and institute
It states gas cooking device to be fixedly connected, becomes a part for gas cooking device, temperature control layer can also individually be processed simultaneously
Removably be assemblied on gas cooking device, become a relatively independent component, when using can at any time by
Temperature control is placed on above electromagnetic generator, after use, can take temperature control layer away at any time.It is possibly even that temperature control layer is attached
It on the cooking apparatus that can be used cooperatively with gas cooking device, but regardless of combination, as long as temperature control layer can
Sense electromagnetic signal caused by electromagnetic generator, the primary condition for just having control temperature.
As a kind of preferred embodiment, the temperature control layer for being capable of induction field, temperature control layer tool are equipped with above the grate
There are ferromagnetism or ferrimagnetism.It is realized by temperature control layer and electromagnetic generator and control unit, the collective effect of control valve
Adjustment to temperature control layer temperature.
Preferably, the magnetic conductivity of the temperature control layer is 2000~200000 H/m, and the resistivity of temperature control layer is 30~130 μ
Ω·cm。
Preferably, this patent controls gas flow for convenience, and air inlet pipe and control valve are improved, for example, institute
It is preferably 2 to 6 to state air inlet pipe quantity, is set in each air inlet pipe there are one control valve；By controlling different air inlet pipe flows
Size or close portion branched inlet pipe control total gas flow or the air inlet pipe to be made of 2 to 6 sub- tracheaes, each
It is set on sub- tracheae there are one control valve, the control to total gas flow can be equally realized by the flow for controlling every sub- tracheae
System.
Preferably, described control unit includes detection and analysis module and control module,
The detection and analysis module is connect with electromagnetic generator, to detect the change of electrical parameter in electromagnetic generator
Change, and detected value and initial set value are compared, analysis result is fed back into control module, electrical parameter described herein is preferred
For pulse signal, voltage, electric current or resistance parameter, wherein, pulse signal is number of pulses, pulse width or impulse amplitude etc.；
The input terminal of the control module is connect with detection and analysis module, and output terminal is connect with control valve, the control mould
Root tuber is according to analysis result and passing through control valve gas fuel saving uninterrupted makes temperature control layer temperature be maintained in pre-set interval.It is specific next
It says, detected value is compared with the minimum and peak of initial setting, and when detected value exceeds minimum or peak, the control is single
The control module of member reduces the detected value for making the electrical parameter by the size of adjusting control valve or raising is until the inspection of electrical parameter
Measured value is located between the highest and lowest value of setting；When electrical parameter in electromagnetic generator detected value setting highest and most
When between low value, control valve can keep original gas inlet amount size.Detection and analysis and control are two bases of control unit
This function can also add other function modules, such as data conversion module etc. on this basis.Control unit is by detecting electricity
Control to temperature is realized in the variation of electrical parameter in magnetic generating means, compared with the traditional sensor of temperature, this patent can and
Shi Fanying temperature control layer temperature, avoids temperature detection hysteresis quality caused by temperature sensor.
Preferably, cooking apparatus is equipped with above the burner, cooking apparatus is equipped with being capable of inductive electromagnetic generating means institute
The temperature control layer of the electromagnetic signal of generation.As previously mentioned, which might not be attached on gas cooking device, can be with
It is similary when cooking apparatus is used cooperatively with gas cooking device to enable to temperature control on cooking apparatus, such as cookware
Layer interacts with electromagnetic generator, this preferred embodiment changes the mounting means of temperature control layer, makes the application of temperature control layer more
Flexibly.
Preferably, at least part of the temperature control layer composition cooking apparatus, that is, temperature control layer can both be individually composed cookware
Bottom can also be compounded in cookware bottom, become a part for cookware bottom.Certainly, for three-dimensional heating, the temperature control
Layer can also be arranged on pot body position.
Preferably, the temperature control layer be sheet, such as sheet metal, alternatively, the temperature control layer is by powdered or granular
Permalloy material or Precise Alloy material composition, and it is attached to the cookware bottom.So-called permalloy material is also known as
Iron-nickel alloy material.
As another preferred embodiment, support plate is equipped with above the burner, existing gas cooking device is only in stove
Grate is set on head, then cooking apparatus is placed on grate, this preferred embodiment, support plate is additionally arranged above burner, it should
Support plate can be arranged on grate, and during culinary art, by cooking apparatus setting on the supporting plate, the support plate is in addition to can be stable
It supports outside cooking apparatus, it is also possible that cooking apparatus is heated evenly.
Preferably, at least part of the temperature control layer composition support plate, i.e. temperature control layer can both be individually composed support plate,
Can also it is compound on the supporting plate, form a part for support plate.
Preferably, the temperature control layer is made of permalloy material or Precise Alloy material.
Preferably, the Curie-point temperature of the permalloy material or Precise Alloy material is Celsius at 30 degrees Celsius to 500
Between degree.Preferably between 70 degrees Celsius to 400 degrees Celsius, further preferably between 180 degrees Celsius to 350 degrees Celsius.When
When temperature control layer temperature reaches temperature control layer curie point, by bust to close to zero, temperature will top out temperature control layer magnetic conductivity.
Further, the Precise Alloy material is material of the Curie-point temperature between 180 degrees Celsius to 230 degrees Celsius
Material.Such as Precise Alloy 4J36（The triumphant metallurgical metal products Co., Ltd production in Shanghai）Or Precise Alloy 4J32（The triumphant metallurgical category in Shanghai
Products Co., Ltd produces）.Precise Alloy 4J36 is a kind of special low bulk iron-nickel alloy with super-low expansion coefficient,
Curie point is 230 degrees Celsius；Precise Alloy 4J32 alloys are also known as super invar (Super-Invar) alloy, and Curie-point temperature is
220 degrees Celsius.
Verified through research, the Precise Alloy material that this patent can be suitable for be preferably standard No. for GB/T15018-94,
Following alloy material cited by YB/T5239-2005, YB/T5262-93, YB/T5254-2011, wherein standard No. GB/
T15018-94 refers to《National Standard of the People's Republic of China's Precise Alloy trade mark》, standard No. YB/T5254-2011 refers to《In
Magnificent people's republic's iron and steel industry professional standard》.
| Types of alloys | Alloy designations | Curie point |
| Ferromanganese | 4J59 | 70 |
| Constant modulus alloy | 3J53 | 110 |
| Constant modulus alloy | 3J53Y | 110 |
| Elastic alloy | Ni44MoTiAl | 120 |
| Constant modulus alloy | 3J58 | 130 |
| Elastic alloy | 3J54 | 130 |
| Elastic alloy | 3J58 | 130 |
| Elastic alloy | 3J59 | 150 |
| Amorphous soft magnetic alloy | (FeNiCo)78(SiB)22 | 150 |
| Elastic alloy | 3J53 | 155 |
| Elastic alloy | 3J61 | 160 |
| Elastic alloy | 3J62 | 165 |
| Precise Alloy | 4J36 | 230 |
| Precise Alloy | 4J32 | 220 |
The chemical composition of elastic alloy 3J53 includes in table：
C element content is not more than 0.05%；
The content of S elements is not more than 0.020%；
The content of P element is not more than 0.020%；
The content of Mn elements is not more than 0.80%；
The content of Si elements is not more than 0.80%；
The content of Ni elements is 41.5%~43.0%；
The content of Cr elements is 5.2%~5.8%；
The content of Ti elements is 2.3%~2.7%；
The content of Al elements is 0.5%~0.8%；
Surplus is Fe elements.
The chemical composition of elastic alloy 3J58 includes：
C element content is not more than 0.05%；
The content of S elements is not more than 0.020%；
The content of P element is not more than 0.020%；
The content of Mn elements is not more than 0.80%；
The content of Si elements is not more than 0.80%；
The content of Ni elements is 43.0%~43.6%；
The content of Cr elements is 5.2%~5.6%；
The content of Ti elements is 2.3%~2.7%；
The content of Al elements is 0.5%~0.8%；
Surplus is Fe elements.
The chemical composition of Precise Alloy 4J32 includes：
C element content is not more than 0.05%；
The content of S elements is not more than 0.020%；
The content of P element is not more than 0.020%；
The content of Mn elements is 0.20%~0.60%；
The content of Si elements is not more than 0.20%；
The content of Ni elements is 31.5%~33.0%；
The content of Co elements is 3.2%~4.2%；
The content of Cu elements is 0.4%~0.8%；
Surplus is Fe elements.
The chemical composition of Precise Alloy 4J36 includes：
C element content is not more than 0.05%；
The content of S elements is not more than 0.020%；
The content of P element is not more than 0.020%；
The content of Mn elements is 0.20%~0.60%；
The content of Si elements is not more than 0.30%；
The content of Ni elements is 35.0%~37.0%；
Surplus is Fe elements.
More than alloy material can provide or pass through other public sale canals by the triumphant metallurgical metal products Co., Ltd production in Shanghai
Road obtains.
In addition to this, the content of iron is 35~70% in the permalloy, the content 30~65% of nickel.
The electromagnetic generator includes electromagnetic coil, signal generating unit, signal receiving unit, the electromagnetic coil point
It is not connect with signal generating unit and signal receiving unit, the signal generating unit is connect with control module, and the signal connects
It receives unit to connect with detection and analysis module, the connection is preferably electric connection mode.
Preferably, the signal that the signal generating unit is sent out is number of pulses, pulse width or impulse amplitude.Signal is sent out
Raw unit sends out signal to electromagnetic coil, and electromagnetic coil generates electromagnetic signal after receiving signal.
This patent additionally provides a kind of method for controlling gas cooking device firepower size, includes the following steps：
1）Above-mentioned gas cooking device is provided；
2）Set the correspondence between the temperature value of the cooker and the electrical parameter values of electromagnetic generator, the electricity
Parameter such as pulse signal, voltage, electric current or resistance parameter, wherein, pulse signal is number of pulses, pulse width or impulse amplitude
Deng because these electrical parameters can form specific correspondence between temperature control layer temperature value；
3）Detect and obtain the detected value of electrical parameter in electromagnetic generator, then according to the detected value of electrical parameter or should
Temperature value corresponding to detected value makes the temperature value of cooker control in expected model by control valve gas fuel saving uninterrupted
In enclosing.
Preferably, step 2）Further include the temperature value corresponding to the desired value or the desired value of setting electrical parameter, step 3）
The detected value of electrical parameter in electromagnetic generator is obtained, detected value and expected setting value are compared, work as electromagnetic generator
The temperature value when detected value of electrical parameter is more than or less than setting value or corresponding to the electrical parameters detection value, which is more than or less than, to be set
During the temperature value of definite value, the detected value of the electrical parameter is made to be controlled in desired extent by control valve gas fuel saving uninterrupted
It is interior.
Preferably, step 3）In the inspection of electrical parameter in electromagnetic generator is obtained by the detection and analysis module of control unit
Measured value, by detected value and step 2）Setting value is compared, and analysis result is fed back to control module；The control module root
The detected value in electromagnetic generator is made to be equal or close to setting value according to the analysis result adjusting control valve.
Further, step 2）In setting value include setting electromagnetic generator electrical parameter minimum and peak,
Step 3）In, when the detected value of electromagnetic generator electrical parameter is more than the peak of setting or less than minimum, adjusting control
The detected value of the electrical parameter is made to reduce or increase for valve until the detected value of electrical parameter is located between the highest and lowest value of setting.
Compared with prior art, the beneficial effects of the utility model are：
The utility model is additionally arranged electromagnetic generator on traditional gas cooking device, is then filled according to electromagnetism
The variation for putting middle electrical parameter realizes the regulation and control to temperature by adjusting control valve size, due to electrical parameter in electromagnetic generator
Variation influenced by temperature control layer temperature, the electrical parameter can with temperature control layer temperature formed correspondence, therefore, as long as control should
Electrical parameter, which is in a certain range, can just make temperature control layer temperature maintain a certain range, and then realize the control to temperature.
Temperature control layer material of this patent it is preferable to use Curie-point temperature between 30 degrees Celsius to 500 degrees Celsius, Neng Goujin
One step realizes the control to temperature control layer temperature in 30 degrees Celsius to 500 degree Celsius ranges, for example, being filled by setting electromagnetism
The threshold value for putting middle electrical parameter can be realized as the accurate control of temperature control layer temperature, such as control its temperature at 180 degrees Celsius to 350
Between degree Celsius or other ranges, and then the heating temperature of food is controlled, this control method changes traditional manual
Control mode realizes temperature automatically controlled effect.In addition, since the control method is become by electrical parameter in electromagnetic generator
Change what is realized, and electrical parameter variation can form correspondence with temperature control layer temperature, control unit can quickly detect electric ginseng
Several variation is simultaneously in time adjusted control valve, overcomes the lag sex chromosome mosaicism of temperature regulation and control.
Description of the drawings
Fig. 1 is the structure diagram of the utility model embodiment 1；
Fig. 2 is the structure diagram of electromagnetic generator；
Fig. 3 is the structure diagram of the utility model embodiment 2；
Fig. 4 is the utility model temprature control method schematic diagram；
Fig. 5, Fig. 6 are umber of pulse and temperature curve figure.
Specific embodiment
The utility model is further described With reference to embodiment.Wherein, being given for example only property of attached drawing
Illustrate, expression is only schematic diagram rather than pictorial diagram, it is impossible to be interpreted as the limitation to this patent；In order to which this reality is better described
With novel embodiment, the certain components of attached drawing have omission, zoom in or out, and do not represent the size of actual product；To ability
For field technique personnel, the omitting of some known structures and their instructions in the attached drawings are understandable.
The same or similar label correspond to the same or similar components in the attached drawing of the utility model embodiment；In this practicality
In novel description, it is to be understood that if thering is the orientation of the instructions such as term " on ", " under ", "left", "right" or the position relationship to be
Based on orientation shown in the drawings or position relationship, it is for only for ease of description the utility model and simplifies description rather than instruction
Or imply that signified device or element there must be specific orientation, with specific azimuth configuration and operation, therefore retouched in attached drawing
State the term of position relationship only for illustration, it is impossible to the limitation to this patent is interpreted as, for the common skill of this field
For art personnel, the concrete meaning of above-mentioned term can be understood as the case may be.
Embodiment 1
As shown in Figure 1, the utility model is related to a kind of gas cooking device, such as gas-cooker, the gas cooking device packet
It includes gas-cooker 2 and is placed in the cooking apparatus 1 of 2 top of gas-cooker, which is preferably cookware 1, and the gas-cooker 2 includes stove
First 21, grate 22, panel 23, air inlet pipe 25 and control valve 24, panel 27 are equipped with mounting hole, and burner 21 is set in mounting hole,
Grate 22 is set on panel 23, and grate 22 is arranged with burner 21 in concentric circles, i.e., grate 22 is set on the periphery of burner 21, to prop up
Support heating object.The air inlet pipe 25 is connected with burner 21, to provide pipeline for gas supply, is set in the air inlet pipe 25
There is control valve 24, which can be solenoid valve or other valves with regulating gas air-flow magnitude function.The combustion gas
Cooker further includes electromagnetic generator 27 and control unit 26 set on 1 lower section of cookware, 27 He of electromagnetic generator
Control valve 24 is electrically connected with control unit 26, and three connect with power supply, and electromagnetic generator 27 is preferably fixed to stove
Above or below in the of first 21, the electromagnetic generator is mainly made of electromagnetic coil, signal generating unit, signal receiving unit,
The electromagnetic coil is electrically connected respectively with signal generating unit and signal receiving unit.Electromagnetic generator is generating electromagnetism
, the size and the number of turn of electromagnetic coil can freely be set according to actual needs, and electromagnetic generator is connect with control unit 26, control
Unit 26 processed is preferably fixed to 23 lower section of panel.
As a preferred embodiment, 25 quantity of air inlet pipe is preferably 2 to 6, set in each air inlet pipe 25 there are one control
Valve 24 processed；By control different 25 uninterrupteds of air inlet pipe or close portion branched inlet pipe 25 control total gas flow or
Air inlet pipe 25 described in person is made of 2 to 6 sub- tracheaes, is set on every sub- tracheae there are one control valve 24, by controlling per height
The flow of tracheae can equally realize the control to total gas flow.
As another preferred embodiment, the cookware 1 is equipped with being capable of electromagnetism caused by inductive electromagnetic generating means 27
The temperature control layer 11 of signal.The temperature control layer 11 can both make cookware entirety, can also be used as a part for cookware, by riveting,
The methods of welding, meltallizing, printing, makes it be combined with each other with cookware main body.When temperature control layer 11 is arranged on 1 bottom of cookware, both
1 bottom of cookware can be individually composed, 1 bottom of cookware can also be compounded in, becomes a part for 1 bottom of cookware, with regard to its compound position
For putting, temperature control layer 11 can both be located at the upper surface of 1 bottom of cookware, can also be located at the lower surface of 1 bottom of cookware.The pot
Have bottom, i.e. the bottom of a pan part both can be single layer designs, or compound design, for example, the bottom of a pan be by aluminium sheet, steel plate,
One or more of copper coin or iron plate are combined with each other what is formed.When 1 bottom of cookware is composite design, the temperature control layer 11
It can also be set between the upper and lower surface of the bottom of a pan.Certainly, for three-dimensional heating, the temperature control layer can also be arranged on
Pot body position.
The temperature control layer 11 has high magnetic permeability, and the temperature control layer 11 is made of ferromagnetism or ferrimagnetic material, such as
Permalloy, Precise Alloy, in curie point, meeting bust to zero or near zero, so-called permalloy, that is, iron nickel closes magnetic conductivity
Gold, 11 magnetic conductivity of temperature control layer are preferably 2000~200000 H/m, and resistivity is preferably 30~130 μ Ω cm.
For the present embodiment, the Precise Alloy material is preferably Precise Alloy 4J36（The triumphant metallurgical metal products in Shanghai have
Limit company produces）Or Precise Alloy 4J32（The triumphant metallurgical metal products Co., Ltd production in Shanghai）, 11 thickness of temperature control layer is preferred
It it is 0.1 to 3 millimeter, the present embodiment is 1.5 millimeters.
The temperature control layer 11 structure in the form of sheets, is compounded in the bottom of cookware 1, can also be by powdered or granular precision
Alloy material forms, and is attached to 1 bottom of cookware.
For this patent, it is clear that every temperature control layer material for having more than resistivity or ferromagnetism and varying with temperature and changing
Material can be adapted for this patent, the present embodiment it is preferable to use permalloy or the Curie-point temperature of Precise Alloy material exist
Precise Alloy material between 30 degrees Celsius to 500 degrees Celsius, further preferred Curie-point temperature is at 70 degrees Celsius to 400 degrees Celsius
Between Precise Alloy material, for the type of Precise Alloy material, it is preferable to use following alloy materials for this implementation：
| Types of alloys | Alloy designations | Curie point |
| Ferromanganese | 4J59 | 70 |
| Constant modulus alloy | 3J53 | 110 |
| Constant modulus alloy | 3J53Y | 110 |
| Elastic alloy | Ni44MoTiAl | 120 |
| Constant modulus alloy | 3J58 | 130 |
| Elastic alloy | 3J54 | 130 |
| Elastic alloy | 3J58 | 130 |
| Elastic alloy | 3J59 | 150 |
| Amorphous soft magnetic alloy | (FeNiCo)78(SiB)22 | 150 |
| Elastic alloy | 3J53 | 155 |
| Elastic alloy | 3J61 | 160 |
| Elastic alloy | 3J62 | 165 |
| Precise Alloy | 4J36 | 230 |
| Precise Alloy | 4J32 | 220 |
So-called permalloy is also known as iron-nickel alloy, and the wherein content of iron is 35~70%, further preferably 63~67%, nickel
Content 30~65%, further preferably 37~58%.Iron-nickel alloy has a high magnetic permeability, and curie point can bust to close
Space permeability.
Described control unit 26 includes detection and analysis module and control module, and the detection and analysis module is filled with electromagnetism
Connection is put, specifically, as shown in Fig. 2, the signal receiving unit of detection and analysis module and electromagnetic generator connects, the detection
Analysis module to detect the variation of electrical parameter in electromagnetic generator in real time, and the variation of electrical parameter is by 11 temperature change of temperature control layer
Influence and form corresponding linear relationship with 11 temperature of temperature control layer.This electrical parameter can be pulse signal, voltage, electric current or
Resistance parameter, wherein, pulse signal is preferably umber of pulse, pulse width or impulse amplitude etc., by taking umber of pulse as an example, the control
The input terminal of module is connect with detection and analysis module, and output terminal is connect with control valve, and detection and analysis module detects electromagnetism
In device after umber of pulse, the minimum or peak of initial setting, when going beyond the scope, control module are seen if fall out by contrast
By adjusting control valve, that is, control gas quantity size, the firepower size of final regulating gas cooker, so as to reach adjusting temperature control
The effect of 11 temperature of layer；When without departing from range, current firepower will be kept, so as to which the temperature for ensureing temperature control floor maintains certain area
Between.In addition, control module is also connect with the signal generating unit in electromagnetic generator.
This patent additionally provides a kind of method for controlling gas cooking device firepower size, includes the following steps：
1）Above-mentioned cooker is provided；
2）Pair between the temperature value of the cooker and the electrical parameter values of electromagnetic generator is set in the control module
It should be related to, especially the correspondence between the temperature value and electromagnetic generator of cooker temperature control layer, this is because temperature control
The unique physical of layer makes that specific corresponding pass can be formed between temperature control layer temperature and the electrical parameter of electromagnetic generator
System, the utility model realize the control to temperature using the correspondence.The electrical parameter for example pulse signal, voltage, electric current or
Resistance, wherein, pulse signal is preferably umber of pulse, pulse width or impulse amplitude etc., by taking umber of pulse as an example, as shown in Figure 5,6.
3）Detect and obtain the detected value of electrical parameter in electromagnetic generator, then according to the detected value of electrical parameter or should
Temperature value corresponding to detected value makes the temperature value of cooker control in expected model by control valve gas fuel saving uninterrupted
In enclosing.
Since the variation of electrical parameter in electromagnetic generator reflects the temperature change of temperature control layer 11, there is spy therebetween
Therefore fixed correspondence, can determine the temperature value corresponding to it, then by the electrical parameter values in electromagnetic generator
By the way that control valve is controlled just can to realize the accurate control to temperature control layer temperature.
Preferably, step 2）Further include the temperature value corresponding to the desired value or the desired value of setting electrical parameter, step 3）
The detected value of electrical parameter in electromagnetic generator is obtained, detected value and expected setting value are compared, work as electromagnetic generator
The temperature value when detected value of electrical parameter is more than or less than setting value or corresponding to the electrical parameters detection value, which is more than or less than, to be set
During the temperature value of definite value, the detected value of the electrical parameter is made to be controlled in desired extent by control valve gas fuel saving uninterrupted
It is interior.
The setting value of the electrical parameter can be a value or a threshold value being made of two values, for example set
Determine the minimum and peak of electrical parameter, minimum and peak correspond to two initial set values of temperature control layer temperature respectively.When
When setting value is a threshold value, the detected value of electrical parameter in electromagnetic generator is compared with setting value, when detected value surpasses
When going out minimum or peak, the control module of described control unit will be realized by adjusting control valve to gas inlet amount size
Control, and then realize adjusting to temperature control layer temperature so that the detected value of electrical parameter reduces or raising is until the inspection of electrical parameter
Measured value is located between the highest and lowest value of setting.When electrical parameter in electromagnetic generator detected value setting highest and most
When between low value, control valve can keep original gas inlet amount size.
Specifically with pulse parameter for, as shown in figure 4, gas-cooker work after, the pulse generation list in electromagnetic generator
Member generates signal and simultaneously passes to electromagnetic coil, the signal can be number of pulses, pulse width, impulse amplitude, voltage, electric current or
Resistance parameter etc. can identified signal, the signal by the electromagnetic coil of electromagnetic generator be received and converted into electromagnetism believe
Number, at the same time, control valve is open-minded, starts to burn and heat temperature control layer after burner ventilation, the electromagnetic signal and control
Simultaneously attenuation is lost by temperature control layer in warm layer effect, and the electrical parameter of electromagnetic generator changes, and shape with the variation of temperature control layer temperature
Into specific correspondence, electrical parameter number of pulses, pulse width, impulse amplitude, voltage, electric current or the resistance parameter etc., such as
The linear relationship formed between umber of pulse and temperature control layer temperature.Signal receiving unit in electromagnetic generator receives electricity ginseng
Whether number, the detection and analysis module of control unit detect the electrical parameter beyond initial set value, and the analysis result is transferred to
The control module of control unit, control module is according to the analysis result and passes through control valve gas fuel saving uninterrupted and makes temperature control layer
Temperature is maintained in pre-set interval, that is, when the electrical parameter detected is more than or less than setting value, control module will pass through control
The detected value of the electrical parameter is made to reduce or increase for control valve size until the detected value of electrical parameter is equal or close to setting value.Herein
It is so-called that for example current value is within 0-0.5A close to referring to a certain range of difference of acceptable, voltage value 50V with
Interior, resistance value is within 5 Ω, and pulse signal is within 3 it can be assumed that be a kind of close.
Electrical parameter values can also be converted into corresponding temperature value and carried out by the object for being used for comparing in addition other than electrical parameter
Compare.
Embodiment 2
As shown in figure 3, the present embodiment improves temperature control layer 11 on the basis of embodiment 1, in the present embodiment,
Temperature control layer 11 is not arranged on cookware 1, and is independently of cookware presence, and specifically, 22 top of grate is equipped with support
Plate, which, which takes, is put on grate 22, alternatively preferred embodiment, and the support plate can also be made with grate 22
One is fixedly connected, and the temperature control layer, can also be by powdered or granular Precise Alloy material other than doing slabbing
Or iron-nickel alloy material composition, and be attached in the support plate.Certainly, in embodiment 1, the temperature control layer can also be by powder
Last shape or granular Precise Alloy material or iron-nickel alloy material composition, and it is attached to the cookware bottom.
In addition to this, the temperature control layer can also be arranged on electromagnetic generator side, as long as temperature control layer can sense
Temperature control purpose can be realized in electromagnetic signal caused by electromagnetic generator.
Obviously, above-described embodiment of the utility model is only intended to clearly illustrate the utility model example, and
It is not the restriction to the embodiment of the utility model.For those of ordinary skill in the art, in above description
On the basis of can also make other variations or changes in different ways.There is no need and unable to give all embodiments
It is exhaustive.All any modification, equivalent and improvement made within the spirit and principles of the present invention etc., should be included in
Within the protection domain of the utility model claims.
Claims (17)
1. a kind of gas cooking device, including burner, air inlet pipe and control valve to control gas flow, which is characterized in that
The gas cooking device is additionally provided with the electromagnetic generator that can generate electromagnetic signal and the control that can control control valve size
Unit processed, the control valve, electromagnetic generator are connect respectively with control unit.
2. gas cooking device according to claim 1, which is characterized in that above the electromagnetic generator or side is set
There is the temperature control layer for being capable of electromagnetic signal caused by inductive electromagnetic generating means.
3. gas cooking device according to claim 2, which is characterized in that the magnetic conductivity of the temperature control layer for 2000~
200000 H/m, resistivity are 30~130 μ Ω cm.
4. gas cooking device according to claim 2, which is characterized in that the air inlet pipe quantity is 2 to 6, each
Control valve there are one being set in air inlet pipe；Alternatively,
The air inlet pipe is made of 2 to 6 sub- tracheaes, sets that there are one control valves on every sub- tracheae.
5. gas cooking device according to claim 1, which is characterized in that described control unit includes detection and analysis module
And control module,
The detection and analysis module is connect with electromagnetic generator, to detect the variation of electrical parameter in electromagnetic generator, and
Detected value and initial set value are compared, analysis result is fed back into control module；
The input terminal of the control module is connect with detection and analysis module, and output terminal is connect with control valve, the control module root
According to analysis result and passing through control valve gas fuel saving uninterrupted makes temperature control layer temperature be maintained in pre-set interval.
6. gas cooking device according to claim 1, which is characterized in that cooking apparatus is equipped with above the burner, is cooked
Utensil of preparing food is equipped with the temperature control layer for being capable of electromagnetic signal caused by inductive electromagnetic generating means.
7. gas cooking device according to claim 6, which is characterized in that the temperature control layer composition cooking apparatus is at least
A part.
8. according to any gas cooking device of claim 2 to 7, which is characterized in that the temperature control layer for sheet or
Person, the temperature control layer are made of powdered or granular permalloy material or Precise Alloy material.
9. according to any gas cooking device of claim 2 to 7, which is characterized in that be equipped with support above the burner
Plate.
10. gas cooking device according to claim 9, which is characterized in that the temperature control layer composition support plate is at least
A part.
11. according to any gas cooking device of claim 2 to 7, which is characterized in that the temperature control layer is by permalloy
Or Precise Alloy material is made.
12. gas cooking device according to claim 11, which is characterized in that the permalloy or Precise Alloy material
Curie-point temperature between 30 degrees Celsius to 500 degrees Celsius.
13. gas cooking device according to claim 12, which is characterized in that the permalloy or Precise Alloy material
Curie-point temperature between 70 degrees Celsius to 400 degrees Celsius.
14. gas cooking device according to claim 11, which is characterized in that the Precise Alloy material is Precise Alloy
4J36, Precise Alloy 4J32, ferromanganese 4J59, constant modulus alloy 3J53, constant modulus alloy 3J53Y, constant modulus alloy 3J58,
Elastic alloy 3J54, elastic alloy 3J58, elastic alloy 3J59, elastic alloy 3J53, elastic alloy 3J61, elastic alloy
3J62, elastic alloy Ni44MoTiAl, Precise Alloy 4J36, Precise Alloy 4J32 or amorphous soft magnetic alloy (FeNiCo)78
(SiB)22。
15. gas cooking device according to claim 11, which is characterized in that in permalloy the content of iron for 35~
70%, the content 30~65% of nickel.
16. gas cooking device according to claim 1, which is characterized in that the electromagnetic generator includes electromagnetic wire
Circle, signal generating unit, signal receiving unit, the electromagnetic coil connect respectively with signal generating unit and signal receiving unit
It connects, the signal generating unit is connect with control module, and the signal receiving unit is connect with detection and analysis module.
17. gas cooking device according to claim 16, which is characterized in that the signal that the signal generating unit is sent out
For number of pulses, pulse width, impulse amplitude, voltage, electric current or resistance parameter.
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| CN107588442A (en) * | 2016-07-08 | 2018-01-16 | 肇庆市天宇进出口贸易有限公司 | A kind of gas cooking device and the method for controlling firepower size |
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| CN108414110A (en) * | 2018-02-09 | 2018-08-17 | 陈景超 | Induction temperature sensing device and temp measuring method, cooker and calutron |
| CN110553284A (en) * | 2018-08-29 | 2019-12-10 | 肇庆市尚尼智能家居科技有限公司 | cooking appliance and temperature control method |
| CN110715325A (en) * | 2018-08-29 | 2020-01-21 | 肇庆市尚尼智能家居科技有限公司 | Gas stove and method for controlling firepower |
| CN111550834A (en) * | 2019-02-12 | 2020-08-18 | 陈景超 | Temperature measurement module of gas stove and control method |
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| JPH0982466A (en) * | 1995-09-07 | 1997-03-28 | Matsushita Electric Ind Co Ltd | Induction heating device |
| WO2009088062A1 (en) * | 2008-01-10 | 2009-07-16 | Akita University | Temperature measuring method and temperature control method using temperature sensitive magnetic body |
| CN102207299B (en) * | 2010-03-31 | 2013-07-31 | 叶小舟 | Automatic temperature control gas cooker and temperature control method |
| CN102235701A (en) * | 2010-03-31 | 2011-11-09 | 叶小舟 | Non-contact temperature measurement electromagnetic oven and temperature measuring method |
| CN102207411B (en) * | 2010-03-31 | 2014-10-15 | 叶小舟 | Non-contact temperature measurement method |
| CN102680128B (en) * | 2011-03-17 | 2014-10-15 | 叶小舟 | Non-contact temperature measurement method and device using same |
| CH704318B1 (en) * | 2011-01-07 | 2016-03-15 | Inducs Ag | Induction cooking device for temperature-controlled cooking. |
| CN104697008A (en) * | 2015-03-20 | 2015-06-10 | 王利 | Intelligent gas stove capable of accurately controlling temperature of cookware |
| CN204995183U (en) * | 2015-09-15 | 2016-01-27 | 新兴县粤兴华不锈钢制品有限公司 | Automatic constant temperature pan of electromagnetism stove heating |
| CN207527643U (en) * | 2016-07-08 | 2018-06-22 | 肇庆市天宇进出口贸易有限公司 | A kind of gas cooking device |
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