CN104172904A - Method for controlling cooking utensil - Google Patents
Method for controlling cooking utensil Download PDFInfo
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- CN104172904A CN104172904A CN201410415130.1A CN201410415130A CN104172904A CN 104172904 A CN104172904 A CN 104172904A CN 201410415130 A CN201410415130 A CN 201410415130A CN 104172904 A CN104172904 A CN 104172904A
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Abstract
The invention provides a method for controlling a cooking utensil. The method includes entering a boiling stage after a controller receives steam exhaust starting signals in cooking procedures, controlling power on and off and currents of a coil or the magnitude and/or directions of voltages at two ends of the coil, controlling magnetic field force on a steam exhaust valve and a limiting pressure of the steam exhaust valve, enabling the steam exhaust valve to open a steam channel when an internal pressure of the cooking utensil is higher than the limiting pressure of the steam exhaust valve, and enabling the cooking utensil to exhaust steam and carry out boiling activities; finishing the boiling stage after the controller receive steam exhaust finishing signals, controlling the currents of the coil or the voltages at the two ends of the coil, enabling the limiting pressure of the steam exhaust valve to be higher than the internal pressure of the cooking utensil, enabling the steam exhaust valve to close the steam channel and enabling the cooking utensil to stop exhausting steam. The method for controlling the cooking utensil has the advantages that the limiting pressure of the steam exhaust valve can be adjusted, so that internal boiling activities of the cooking utensil can be carried out; the limiting pressure of the steam exhaust valve can be continuously adjusted, accordingly, boiling pressures can be diversified, and cooking requirements of different foods can be met.
Description
Technical field
The present invention relates to kitchen utensils field, more specifically, relate to a kind of control method of cooking apparatus.
Background technology
Fig. 1 is that the culinary art control procedure of existing electric pressure cooking saucepan (also can realize by pressure control, kettle temperature and pressure have corresponding relation), because pressure limiting valve in cooking process (or exhaust steam valve) is always in closed condition, in pot, there is pressure always, not obvious, the food rolling of seething with excitement in heating process is not obvious, when cooking rice, may occur that the upper strata grain of rice is half-cooked, may occur the phenomenons such as levels soup juice concentration is inhomogeneous while boiling soup, culinary art effect is undesirable.
In order to overcome the problems referred to above, the following two schemes of many employings at present:
Scheme one: intermittently promote exhaust steam valve with magnetic valve in cooking process, produce rolling boiling in steam discharge process in pot.But in this scheme, after exhaust steam valve is opened, in pot, culinary art cavity directly communicates with ambient atmosphere, and pressure changes greatly, and pot inner pressure is unstable, and the control of impact to cooking process, causes cooking poor effect.
Scheme two: by the pressure limiting pressure control pot inner pressure of exhaust steam valve, in the time that pot inner pressure is greater than the pressure limiting pressure of exhaust steam valve, exhaust steam valve is backed down by pot inner high voltage gas, pressure release steam discharge, in the time that pot inner pressure is reduced to the pressure limiting pressure that is less than exhaust steam valve, exhaust steam valve recovers sealing state.In this scheme, in pressure release boiling process, pot inner pressure changes up and down at the pressure limiting pressure of exhaust steam valve, pot inner pressure vary stable, but pot inner pressure can not be greater than pressure limiting pressure in whole cooking process, pressure control is single, and pressure limiting pressure is immutable, boiling pressure is single, can not meet the culinary art needs of different foods.
Summary of the invention
The present invention is intended at least solve one of technical problem existing in prior art.
, the object of the invention is to for this reason, a kind of control method of cooking apparatus is provided, can, by regulating the pressure limiting pressure of exhaust steam valve, realize boiling in cooking apparatus, and the pressure limiting pressure of exhaust steam valve be adjustable continuously, make boiling pressure variation, to meet the culinary art needs of different foods.
Embodiments of the invention provide a kind of control method of cooking apparatus, on described cooking apparatus, cover and be provided with exhaust steam valve and coil, described exhaust steam valve is provided with soft magnetic bodies or permanent magnet, and can be subject to the active force in the magnetic field that described coil electricity produces, described control method comprises: the controller of described cooking apparatus receives after enabling signal, controls heater and carries out heating cooking; In cooking process, described controller receives and starts to enter boiling stage after steam discharge signal, control size and/or the direction of the voltage at power on/off, electrical current or the two ends of described coil, and then control magnetic field force that described exhaust steam valve is subject to and the pressure limiting pressure of described exhaust steam valve, in the time that the pressure in described cooking apparatus is greater than the pressure limiting pressure of described exhaust steam valve, under the pressure-acting of described exhaust steam valve in cooking apparatus, steam channel is opened, described cooking apparatus carries out steam discharge and produces boiling.
In the above embodiment of the present invention, at boiling stage, can be by adjusting the power on/off of coil and the size of electrical current (or voltage), direction, adjust the size and Orientation in the magnetic field of coil generation, and then the size and Orientation of the magnetic field force that on the size of the magnetic field force that on adjustment exhaust steam valve, soft magnetic bodies is subject to or adjustment exhaust steam valve, permanent magnet is subject to, make the pressure limiting pressure (pressure limiting pressure is the gravity of exhaust steam valve self and making a concerted effort of its magnetic field force being subject to) of exhaust steam valve adjustable, and the pressure limiting pressure of adjustable exhaust steam valve is less than the pressure in cooking apparatus, now exhaust steam valve can rise under the steam pressure effect in cooking apparatus, steam channel is opened, be convenient to cooking apparatus and carry out steam discharge from steam channel, pressure decreased in cooking apparatus, make the food in it produce violent boiling, rolling, while there is the half-cooked or Baoshang of rice while having avoided cooking, there is the phenomenons such as levels soup juice concentration is inhomogeneous, optimize culinary art effect.
In addition, regulate the pressure limiting pressure of exhaust steam valve by the electrical current of regulating winding or the value of coil both end voltage, can realize the step-less adjustment of pressure limiting pressure, make the boiling pressure (being the pressure limiting pressure of boiling stage) in cooking apparatus can realize continuous adjusting, the no matter pressure size in cooking apparatus, as long as regulate the pressure limiting pressure of exhaust steam valve, the pressure that the pressure limiting pressure of exhaust steam valve is less than in cooking apparatus can be realized steam discharge boiling, can meet the culinary art demand of various types of foods, and boiling pressure is controlled, the appearance of the problems such as the food that can avoid boiling too acutely to cause overflows.
The control method of the cooking apparatus that in addition, the above embodiment of the present invention provides also has following additional technical feature:
According to one embodiment of present invention, described controller receives and finishes to finish described boiling stage after steam discharge signal, control the electrical current of described coil or the voltage at two ends, make the pressure limiting pressure of described exhaust steam valve be greater than the pressure in described cooking apparatus, described exhaust steam valve cuts out described steam channel, and described cooking apparatus finishes steam discharge.
According to one embodiment of present invention, at described boiling stage, in the time that the pressure in described cooking apparatus is greater than the pressure limiting pressure of described exhaust steam valve, heater stop heating described in described controller control; In the time that the pressure in described cooking apparatus is less than the pressure limiting pressure of described exhaust steam valve, heater heats described in described controller control.
According to one embodiment of present invention, at described boiling stage, according to the pressure in the described cooking apparatus obtaining, regulate size and/or the direction of the voltage at the interior electrical current of described coil or two ends, control the degree that described exhaust steam valve is opened steam channel, regulate the severe degree of boiling in described cooking apparatus.
According to one embodiment of present invention, the pressure limiting pressure of exhaust steam valve described in when the pressure limiting pressure of exhaust steam valve is less than the stage before described boiling stage described in the time of described boiling stage.
According to one embodiment of present invention, the temperature that described beginning steam discharge signal is steam arrives preset temperature value, or the pressure in described cooking apparatus reaches preset pressure value, or the heating duration of described heater reaches the first default duration; And/or, when the duration of described boiling stage reaches the second default duration, send described end steam discharge signal.
According to one embodiment of present invention, described boiling stage is between the packing stage and buck stage of described cooking apparatus; Or, rising between pressure stage and described packing stage of described cooking apparatus; Or described packing stage overlaps with described boiling stage.
According to one embodiment of present invention, described beginning steam discharge signal is the artificial boiling gear of selecting described cooking apparatus, and the direction of the electric current described in described controller control in coil or the voltage at two ends, make described exhaust steam valve be subject to the repulsive force upwards in magnetic field, by described exhaust steam valve jack-up, described steam channel is opened; Described end steam discharge signal is the artificial boiling gear of cancelling described cooking apparatus, the direction of the electric current described in described controller control in coil or the voltage at two ends, make described exhaust steam valve no longer be subject to the repulsive force upwards in magnetic field or the repulsive force being subject to reduces, make described exhaust steam valve fall after rise, described steam channel is closed.Be understandable that, in this embodiment, the repulsive force by magnetic field is by complete exhaust steam valve jack-up, and now the pressure limiting pressure of exhaust steam valve is negative value, is less than the pressure in cooking apparatus.
According to one embodiment of present invention, described controller receives before described beginning steam discharge signal, described coil no power, now the pressure limiting pressure of described exhaust steam valve is self gravitation, or, described coil is provided with soft magnetic bodies, and described exhaust steam valve is provided with described permanent magnet, and now the pressure limiting pressure of described exhaust steam valve is magnetic attraction between the permanent magnet on soft magnetic bodies and the described exhaust steam valve on described coil and the gravity sum of described exhaust steam valve self; Described cooking apparatus, in the time of fluidized state, is controlled described coil electricity.
According to one embodiment of present invention, the pressure limiting pressure of the described exhaust steam valve in described boiling stage is less than the pressure limiting pressure of the described exhaust steam valve in other stages.
According to one embodiment of present invention, described enabling signal comprises the selection signal of commencing signal and function gear, receive after described commencing signal, described controller is according to the voltage at the heating power of heater described in different function gear control and the electrical current of described coil or two ends.
According to one embodiment of present invention, described cooking apparatus is electric pressure cooking saucepan.
Additional aspect of the present invention and advantage will become in description part below obviously, or recognize by practice of the present invention.
Brief description of the drawings
Above-mentioned and/or additional aspect of the present invention and advantage accompanying drawing below combination is understood becoming the description of embodiment obviously and easily, wherein:
Fig. 1 is that in correlation technique, electric pressure cooking saucepan temperature in cooking process is related to schematic diagram over time;
Fig. 2 is according to the schematic flow sheet of the control method of the cooking apparatus described in one embodiment of the invention;
Fig. 3 is the schematic flow sheet of the control method of described according to a further embodiment of the invention cooking apparatus;
Fig. 4 is related to schematic diagram over time according to the temperature in cooking process of the cooking apparatus described in one embodiment of the invention;
Fig. 5 is the sectional structure schematic diagram according to the upper cover of the cooking apparatus described in one embodiment of the invention.
Wherein, in Fig. 5, the corresponding relation between Reference numeral and component names is:
1 upper cover, 10 exhaust steam valves, 100 permanent magnets, 20 coils, 30 steam channels, 40 temperature sensors
Detailed description of the invention
In order more clearly to understand above-mentioned purpose of the present invention, feature and advantage, below in conjunction with the drawings and specific embodiments, the present invention is further described in detail.It should be noted that, in the situation that not conflicting, the feature in the application's embodiment and embodiment can combine mutually.
A lot of details are set forth in the following description so that fully understand the present invention; but; the present invention can also adopt other to be different from mode described here and implement, and therefore, protection scope of the present invention is not subject to the restriction of following public specific embodiment.
The control method of this cooking apparatus providing is according to some embodiments of the invention described with reference to the accompanying drawings.
Embodiments of the invention provide a kind of control method of cooking apparatus, wherein as shown in Figure 5, the upper cover 1 of described cooking apparatus is provided with exhaust steam valve 10 and coil 20, described exhaust steam valve 10 is provided with soft magnetic bodies or permanent magnet 100, and can be subject to the active force in the magnetic field that 20 energisings of described coil produce, described exhaust steam valve 10 can open or close steam channel 30.
As shown in Figure 2, the control method of described cooking apparatus comprises the following steps:
Step S102, the controller of described cooking apparatus receives after enabling signal, controls heater and carries out heating cooking;
Step S104, in cooking process, described controller receives and starts to enter boiling stage after steam discharge signal, control size and/or the direction of the voltage at power on/off, electrical current or the two ends of described coil, and then control magnetic field force that described exhaust steam valve is subject to and the pressure limiting pressure of described exhaust steam valve, in the time that the pressure in described cooking apparatus is greater than the pressure limiting pressure of described exhaust steam valve, described exhaust steam valve is opened steam channel, and described cooking apparatus carries out steam discharge and produces boiling;
Step S106, described controller receives and finishes to finish described boiling stage after steam discharge signal, control the electrical current of described coil or the voltage at two ends, make the pressure limiting pressure of described exhaust steam valve be greater than the pressure in described cooking apparatus, described exhaust steam valve cuts out described steam channel, and described cooking apparatus finishes steam discharge.
In the above embodiment of the present invention, at boiling stage, can be by adjusting the power on/off of coil and the size of electrical current (or voltage), direction, adjust the size and Orientation in the magnetic field of coil generation, and then the size and Orientation of the magnetic field force that on the size of the magnetic field force that on adjustment exhaust steam valve, soft magnetic bodies is subject to or adjustment exhaust steam valve, permanent magnet is subject to, make the pressure limiting pressure (pressure limiting pressure is the gravity of exhaust steam valve self and making a concerted effort of its magnetic field force being subject to) of exhaust steam valve adjustable, and the pressure limiting pressure of adjustable exhaust steam valve is less than the pressure in cooking apparatus, now exhaust steam valve can rise under the steam pressure effect in cooking apparatus, steam channel is opened, be convenient to cooking apparatus and carry out steam discharge from steam channel, pressure decreased in cooking apparatus, make the food in it produce violent boiling, rolling, while there is the half-cooked or Baoshang of rice while having avoided cooking, there is the phenomenons such as levels soup juice concentration is inhomogeneous, optimize culinary art effect.
In addition, regulate the pressure limiting pressure of exhaust steam valve by the electrical current of regulating winding or the value of coil both end voltage, can realize the step-less adjustment of pressure limiting pressure, make the boiling pressure (being the pressure limiting pressure of boiling stage) in cooking apparatus can realize continuous adjusting, the no matter pressure size in cooking apparatus, as long as regulate the pressure limiting pressure of exhaust steam valve, the pressure that the pressure limiting pressure of exhaust steam valve is less than in cooking apparatus can be realized steam discharge boiling, can meet the culinary art demand of various types of foods, and boiling pressure is controlled, the appearance of the problems such as the food that can avoid boiling too acutely to cause overflows.
In a preferred embodiment of the present invention, at described boiling stage, in the time that the pressure in described cooking apparatus is greater than the pressure limiting pressure of described exhaust steam valve, heater stop heating described in described controller control; In the time that the pressure in described cooking apparatus is less than the pressure limiting pressure of described exhaust steam valve, heater heats described in described controller control.
At boiling stage, control the heating that heater is interrupted, in order to avoid the excessive boiling causing of heating power is too violent, food overflows etc., problem occurs.Certainly, also can be at boiling stage, control described heater and continue incessantly heating, just now need to control well the heating power of heater, avoid heater heating power excessive, cause the food in cooking apparatus to seethe with excitement, overflow.
In a preferred embodiment of the present invention, at described boiling stage, according to the pressure in the described cooking apparatus obtaining, regulate size and/or the direction of the voltage at the interior electrical current of described coil or two ends, control the degree (as: size in the gap of the steam drain end of exhaust steam valve and steam channel) that described exhaust steam valve is opened steam channel, regulate speed and the Qi Nei of described cooking apparatus steam discharge to produce the severe degree of boiling, in order to avoid boiling too acutely causes food to overflow.Particularly, when pressure limiting pressure is during much smaller than pressure in cooking apparatus, the degree of opening under the effect of the steam of exhaust steam valve in cooking apparatus is larger, and velocity of exhaust is very fast; In the time that pressure limiting pressure is slightly smaller than the pressure in cooking apparatus, the degree of opening under the effect of the steam of exhaust steam valve in cooking apparatus is less, and velocity of exhaust is slower.
Particularly, can be by pressure sensor direct-detection to the force value in cooking apparatus, also can detect the temperature value in cooking apparatus by temperature sensor (label 40 in Fig. 5 represents temperature sensor), and the temperature and pressure relation table prestoring in this temperature value and controller is contrasted, obtain the pressure in cooking apparatus now.
Certainly, also can be not according to size and/or the direction of the electrical current of force value control coil in the cooking apparatus of Real-time Obtaining or the voltage at two ends, as: according to a large amount of tests, when the temperature of obtaining steam arrives and seethes with excitement when preset temperature value, the size of the electrical current of coil or the voltage at two ends and/or direction, and test data is prestored in controller, like this after boiling stage starts, according to the test data that prestores in controller, the energising situation of control coil, certainly the precision that, its control accuracy is controlled according to observed pressure value is slightly poor.
Further, the pressure limiting pressure of exhaust steam valve described in the time of described boiling stage, the pressure limiting pressure of exhaust steam valve described in while being less than the stage before described boiling stage, to ensure before entering boiling stage, in cooking apparatus, can carry out pressure cooking, in the time entering boiling stage, can carry out steam discharge and again produce boiling.
In some embodiments of the invention, the temperature that described beginning steam discharge signal is steam arrives preset temperature value, or the pressure in described cooking apparatus reaches preset pressure value, or the heating duration of described heater reaches the first default duration;
When the duration of described boiling stage reaches the second default duration, send described end steam discharge signal.
Further, described boiling stage is between the packing stage and buck stage of described cooking apparatus; Or, rising between pressure stage and described packing stage of described cooking apparatus; Or, described packing stage overlap with described boiling stage (replacing with boiling stage by original packing stage).
As shown in Figure 1, in electric pressure cooking saucepan cooking skill, pressure cooking process can be divided into conventionally, rises and presses the last stage, plays pressure stage, packing stage, buck stage, holding stage.Rise and press the last stage to typically refer to cooking process and start, heater is started working, and the temperature of cooking apparatus inside is lower and also do not produce the process of pressure; Rise the pressure stage typically refer to after heater work a period of time, the temperature rise of cooking apparatus inside also produces pressure, along with heating continue, pressure continue rise stage; When the pressure that packing stage typically refers to cooking apparatus inside reaches preset pressure value or preset pressure scope, by the duty of control heater, cooking apparatus internal pressure is maintained to setting range, food is carried out to the process of pressure cooking; Buck stage typically refers to when the process that exists pressure for the operation such as uncap, cooking apparatus internal pressure to be reduced in cooking apparatus; Holding stage typically refers to the less power of employing or adopts the mode of intermittent-heating to maintain the temperature of the food in cooking apparatus, and user can uncap at any time and take the process of food.Be understandable that, the segmentation of above-mentioned cooking process is only for the ease of the understanding to cooking process, also can adopt additive method to divide cooking process.
The present invention is by increase boiling stage in cooking process, and can the pressure of boiling stage be controlled and be regulated, thereby improves culinary art effect.In whole cooking process, boiling stage can be set as required, the position of boiling stage in cooking process can be adjusted as required.
As shown in Figure 3, in cooking process, first playing the heating period before pressure, has been then the pressure stage, then enters boiling stage, after boiling stage finishes, enters holding stage, has been incubated rear cooking process and has finished.
In other embodiment of the present invention, described cooking apparatus is provided with boiling gear, described beginning steam discharge signal is the artificial boiling gear of selecting described cooking apparatus, and the direction of the electric current of coil electricity or the voltage at two ends described in described controller control, make described exhaust steam valve be subject to the repulsive force upwards in magnetic field, by described exhaust steam valve jack-up, steam channel is opened, make cooking apparatus carry out steam discharge, and produce boiling phenomenon;
Described end steam discharge signal is the artificial boiling gear of cancelling described cooking apparatus, the direction of the electric current described in described controller control in coil or the voltage at two ends, makes described exhaust steam valve no longer be subject to the repulsive force upwards in magnetic field, and described exhaust steam valve falls after rise, steam channel is closed, stop steam discharge.Certainly, also can trigger boiling gear user and enter boiling stage and cook after a period of time, automatically finish boiling stage, enter next cooking stage.Be understandable that, in this embodiment, the repulsive force by magnetic field is by complete exhaust steam valve jack-up, and now the pressure limiting pressure of exhaust steam valve is negative value, is less than the pressure in cooking apparatus.
In a specific embodiment of the present invention, described controller receives before described beginning steam discharge signal, described coil no power, now the pressure limiting pressure of described exhaust steam valve is self gravitation, or, described coil is provided with soft magnetic bodies, and (this soft magnetic bodies can be the iron core of coil, be that coil winding is in soft magnetic bodies, or this soft magnetic bodies is placed on to the top of coil), described exhaust steam valve is provided with described permanent magnet, now the pressure limiting pressure of described exhaust steam valve is magnetic attraction between the permanent magnet on soft magnetic bodies and the described exhaust steam valve on described coil and the gravity sum of described exhaust steam valve self,
Described cooking apparatus, in the time of fluidized state, is controlled described coil electricity so that by the energising situation of control coil, control exhaust steam valve stressed with and degree that steam channel is opened.
In of the present invention one concrete example, described enabling signal comprises the selection signal of commencing signal and function gear, receive after described commencing signal, described controller is according to the voltage at the heating power of heater described in different function gear control and the electrical current of described coil or two ends.
As shown in Figure 3, function gear comprise cook, Baoshang and stew three gears, when different gear, the power on/off situation of the heating power of heater and coil is different.Be understandable that, cooking apparatus conventionally has multiple different culinary art and selects module, for example cook, Baoshang, boiling etc., user selects according to cooking purpose in the time starting to cook, entering after boiling stage, can select different boiling culinary art control models according to the ongoing cooking operation of cooking apparatus.
Cooking apparatus described in the above-mentioned arbitrary embodiment of the present invention can be electric pressure cooking saucepan, and certainly, described cooking apparatus can also be other products, for micro-pressure electric rice cooker etc., does not repeat one by one at this.
Below in conjunction with accompanying drawing, illustrate the control method of the cooking apparatus that the embodiment of the present invention provides.
Temperature is over time (as shown in Figure 4 in cooking process for the cooking apparatus that the embodiment of the present invention is provided, there is relation one to one in pressure and temperature) with correlation technique in the electric pressure cooking saucepan that provides in cooking process, temperature is over time (as shown in Figure 1, there is relation one to one in pressure and temperature) contrast, find the cooking process of the cooking apparatus that provides of the embodiment of the present invention many a boiling stage, before boiling stage, exhaust steam valve has the first pressure limiting pressure, and (the first pressure limiting pressure can be between 80kPa-110kPa, as: 100kPa), this the first pressure limiting pressure is greater than the pressure of controlling the temperature of curve corresponding maximum when the highest in Fig. 4, so that ensured before boiling stage not can steam discharge, after packing stage finishes, by changing pressure limiting pressure (the power on/off state of regulating winding of exhaust steam valve, electric current, the size and Orientation of voltage is realized pressure limiting pressure and is changed), making exhaust steam valve have the second pressure limiting pressure (is boiling pressure, the second pressure limiting pressure can be between 20kPa-40kPa, as: 30kPa), the second pressure limiting pressure is less than the first pressure limiting pressure, cooking stage enters boiling stage, because the second pressure limiting pressure is less than the pressure in cooking apparatus, under the effect of cooking apparatus inner high voltage gas, exhaust steam valve is opened exhaust passage and is carried out steam discharge, realize the object of boiling.
At above-mentioned boiling stage, heater can heat always, under this kind of pattern, when pressure in cooking apparatus is greater than the second pressure limiting pressure, the pressure release of exhaust steam valve steam discharge, when pressure in cooking apparatus is less than the second pressure limiting pressure, exhaust steam valve cuts out, and the pressure in cooking apparatus is fluctuated at the second pressure limiting pressure.If when heating power is larger, make the pressure in cooking apparatus be greater than the second pressure limiting pressure, cooking apparatus steam discharge always always.
Certainly, at above-mentioned boiling stage, can also be by the pressure in pressure acquisition device Real-time Obtaining cooking apparatus, in the time that the pressure in cooking apparatus is greater than the second pressure limiting pressure, stop heating, in the time that the pressure in cooking apparatus is less than the second pressure limiting pressure, start heating.
In sum, the control method of cooking apparatus provided by the invention, by the size of the power on/off at boiling stage control coil and electrical current (or voltage), direction, the magnetic field force that exhaust steam valve is subject to is adjustable, and then make the pressure limiting pressure of exhaust steam valve adjustable, like this at boiling stage, exhaust steam valve can be opened steam channel, make cooking apparatus steam discharge, and the food in it produces violent boiling, rolling, while there is the half-cooked or Baoshang of rice while having avoided cooking, there is the phenomenons such as levels soup juice concentration is inhomogeneous, optimize culinary art effect, and in coil, the magnitude of voltage at electric current or two ends is adjustable continuously, make the boiling pressure of cooking apparatus can realize step-less adjustment, can meet the culinary art demand of various types of foods.
In the description of this description, the description of term " embodiment ", " some embodiment ", " specific embodiment " etc. means to be contained at least one embodiment of the present invention or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And specific features, structure, material or the feature of description can be with suitable mode combination in any one or more embodiment or example.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (11)
1. the control method of a cooking apparatus, it is characterized in that, on described cooking apparatus, cover and be provided with exhaust steam valve and coil, described exhaust steam valve is provided with soft magnetic bodies or permanent magnet, and can be subject to the active force in the magnetic field that described coil electricity produces, described control method comprises:
The controller of described cooking apparatus receives after enabling signal, controls heater and carries out heating cooking;
In cooking process, described controller receives and starts to enter boiling stage after steam discharge signal, control size and/or the direction of the voltage at power on/off, electrical current or the two ends of described coil, and then control magnetic field force that described exhaust steam valve is subject to and the pressure limiting pressure of described exhaust steam valve, in the time that the pressure in described cooking apparatus is greater than the pressure limiting pressure of described exhaust steam valve, described exhaust steam valve is opened steam channel, and described cooking apparatus carries out steam discharge and produces boiling.
2. the control method of cooking apparatus according to claim 1, is characterized in that,
Described controller receives and finishes to finish described boiling stage after steam discharge signal, control the electrical current of described coil or the voltage at two ends, make the pressure limiting pressure of described exhaust steam valve be greater than the pressure in described cooking apparatus, described exhaust steam valve cuts out described steam channel, and described cooking apparatus finishes steam discharge.
3. the control method of cooking apparatus according to claim 1, is characterized in that,
At described boiling stage, in the time that the pressure in described cooking apparatus is greater than the pressure limiting pressure of described exhaust steam valve, heater stop heating described in described controller control; In the time that the pressure in described cooking apparatus is less than the pressure limiting pressure of described exhaust steam valve, heater heats described in described controller control.
4. the control method of cooking apparatus according to claim 1, is characterized in that,
At described boiling stage, according to the pressure in the described cooking apparatus obtaining, regulate size and/or the direction of the voltage at the interior electrical current of described coil or two ends, control the degree that described exhaust steam valve is opened steam channel, regulate the severe degree of boiling in described cooking apparatus.
5. according to the control method of the cooking apparatus described in any one in claim 1 to 4, it is characterized in that,
The pressure limiting pressure of exhaust steam valve described in when the pressure limiting pressure of exhaust steam valve is less than the stage before described boiling stage described in the time of described boiling stage.
6. according to the control method of the cooking apparatus described in any one in claim 2 to 4, it is characterized in that,
The temperature that described beginning steam discharge signal is steam arrives preset temperature value, or the pressure in described cooking apparatus reaches preset pressure value, or the heating duration of described heater reaches the first default duration; And/or
When the duration of described boiling stage reaches the second default duration, send described end steam discharge signal.
7. the control method of cooking apparatus according to claim 6, is characterized in that,
Described boiling stage is between the packing stage and buck stage of described cooking apparatus; Or, rising between pressure stage and described packing stage of described cooking apparatus; Or described packing stage overlaps with described boiling stage.
8. according to the control method of the cooking apparatus described in any one in claim 2 to 4, it is characterized in that,
Described beginning steam discharge signal is the artificial boiling gear of selecting described cooking apparatus, and the direction of the electric current described in described controller control in coil or the voltage at two ends, make described exhaust steam valve be subject to the repulsive force upwards in magnetic field, by described exhaust steam valve jack-up, described steam channel is opened; And/or
Described end steam discharge signal is the artificial boiling gear of cancelling described cooking apparatus, the direction of the electric current described in described controller control in coil or the voltage at two ends, make described exhaust steam valve no longer be subject to the repulsive force upwards in magnetic field or the repulsive force being subject to reduces, make described exhaust steam valve fall after rise, described steam channel is closed.
9. according to the control method of the cooking apparatus described in any one in claim 1 to 4, it is characterized in that,
Described controller receives before described beginning steam discharge signal, described coil no power, now the pressure limiting pressure of described exhaust steam valve is self gravitation, or, described coil is provided with soft magnetic bodies, described exhaust steam valve is provided with described permanent magnet, and now the pressure limiting pressure of described exhaust steam valve is magnetic attraction between the permanent magnet on soft magnetic bodies and the described exhaust steam valve on described coil and the gravity sum of described exhaust steam valve self;
Described cooking apparatus, in the time of fluidized state, is controlled described coil electricity.
10. according to the control method of the cooking apparatus described in any one in claim 1 to 4, it is characterized in that,
Described enabling signal comprises the selection signal of commencing signal and function gear, receives after described commencing signal, and described controller is according to the voltage at the heating power of heater described in different function gear control and the electrical current of described coil or two ends.
11. according to the control method of the cooking apparatus described in any one in claim 1 to 4, it is characterized in that,
Described cooking apparatus is electric pressure cooking saucepan.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105877478A (en) * | 2015-01-26 | 2016-08-24 | 佛山市顺德区美的电热电器制造有限公司 | Pressure cooking utensil and cooling control method thereof |
| CN105877475A (en) * | 2015-01-26 | 2016-08-24 | 佛山市顺德区美的电热电器制造有限公司 | Pressure cooking utensil and cooling control method thereof |
| CN105982513A (en) * | 2015-02-13 | 2016-10-05 | 佛山市顺德区美的电热电器制造有限公司 | Electric pan, an upper cover thereof and control method |
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| CN109567578A (en) * | 2018-08-17 | 2019-04-05 | 浙江绍兴苏泊尔生活电器有限公司 | Boiling control method and electric pressure cooker using same |
| CN109788864A (en) * | 2016-09-28 | 2019-05-21 | 皇家飞利浦有限公司 | Voltage force cooker and its control method |
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| CN111059331A (en) * | 2020-01-17 | 2020-04-24 | 惠州市铂蓝德科技有限公司 | Pressure-limiting exhaust valve |
| CN111839250A (en) * | 2019-04-30 | 2020-10-30 | 佛山市顺德区美的电热电器制造有限公司 | Cooking appliance, control method thereof, control device and computer-readable storage medium |
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| CN105877478A (en) * | 2015-01-26 | 2016-08-24 | 佛山市顺德区美的电热电器制造有限公司 | Pressure cooking utensil and cooling control method thereof |
| CN105877475A (en) * | 2015-01-26 | 2016-08-24 | 佛山市顺德区美的电热电器制造有限公司 | Pressure cooking utensil and cooling control method thereof |
| CN105982522A (en) * | 2015-01-28 | 2016-10-05 | 佛山市顺德区美的电热电器制造有限公司 | Control method of cooking utensil |
| CN105982523A (en) * | 2015-01-28 | 2016-10-05 | 佛山市顺德区美的电热电器制造有限公司 | Control method of cooking utensil |
| CN105982513A (en) * | 2015-02-13 | 2016-10-05 | 佛山市顺德区美的电热电器制造有限公司 | Electric pan, an upper cover thereof and control method |
| CN106136937A (en) * | 2015-04-03 | 2016-11-23 | 佛山市顺德区美的电热电器制造有限公司 | Control method, control device and cooking apparatus |
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| WO2017049635A1 (en) * | 2015-09-25 | 2017-03-30 | 佛山市顺德区美的电热电器制造有限公司 | Electric cooker |
| CN107307730A (en) * | 2016-04-27 | 2017-11-03 | 浙江绍兴苏泊尔生活电器有限公司 | Electric pressure cooker |
| CN107616687A (en) * | 2016-07-15 | 2018-01-23 | 佛山市顺德区美的电热电器制造有限公司 | Cooking control method and device, the pressure cooking appliance of cooking |
| CN109788864A (en) * | 2016-09-28 | 2019-05-21 | 皇家飞利浦有限公司 | Voltage force cooker and its control method |
| CN109788863A (en) * | 2016-09-28 | 2019-05-21 | 皇家飞利浦有限公司 | Voltage force cooker and its control method |
| CN108720574A (en) * | 2017-04-17 | 2018-11-02 | 佛山市顺德区美的电热电器制造有限公司 | The voltage control method of cooking apparatus and the cooking apparatus controlled using it |
| CN108784313A (en) * | 2017-04-28 | 2018-11-13 | 浙江绍兴苏泊尔生活电器有限公司 | Cooking appliance and control method thereof |
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| CN109567578B (en) * | 2018-08-17 | 2021-03-23 | 浙江绍兴苏泊尔生活电器有限公司 | Boiling control method and electric pressure cooker using same |
| CN109567578A (en) * | 2018-08-17 | 2019-04-05 | 浙江绍兴苏泊尔生活电器有限公司 | Boiling control method and electric pressure cooker using same |
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