CN105078201B - Cooking apparatus and its control method - Google Patents
Cooking apparatus and its control method Download PDFInfo
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- CN105078201B CN105078201B CN201410204472.9A CN201410204472A CN105078201B CN 105078201 B CN105078201 B CN 105078201B CN 201410204472 A CN201410204472 A CN 201410204472A CN 105078201 B CN105078201 B CN 105078201B
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Abstract
The invention discloses a kind of cooking apparatus and its control method, the cooking apparatus includes: pot body, pot cover, heating device, air extractor and panel assembly, and pot cover is located at the top of pot body and limits cooking cavity with pot body；Heating device is located at outside pot body；Air extractor is connected to extract at least partly gas in cooking cavity out with cooking cavity；Panel assembly is located on pot body or pot cover, and panel assembly is switched equipped with sous, presses sous switch control air extractor and heating device work to cook to the food in cooking cavity.Cooking apparatus according to the present invention; it is switched by the way that sous is arranged on panel assembly; user, which presses sous switch, can complete entire cooking process; centre is without carrying out other operations; to greatly facilitate user; and reducing the pressure in cooking cavity by the way that air extractor is arranged, the boiling point of the water in cooking cavity is lower, and effectively plays a protective role to the nutritional ingredient of the food in cooking cavity.
Description
Technical field
The present invention relates to cooking equipment fields, more particularly, to a kind of cooking apparatus and its control method.
Background technique
It points out in the related technology, existing cooking methods are all to heat the water to 100 degrees centigrades to carry out cooking food, should
Method will cause eating patterns and occur to go bad, and lose original delicate flavour.Moreover, electric cooker and electric pressure cooking saucepan cooked rice when
It waits, rice does not absorb water completely, and culinary art effect is bad.
Summary of the invention
The present invention is directed at least solve one of the technical problems existing in the prior art.For this purpose, one object of the present invention
It is to propose that the nutrition and mouthfeel of food can be effectively ensured in a kind of cooking apparatus, the cooking apparatus, and easy to operate, a key is just
It can complete entire cooking process.
It is another object of the present invention to the control methods for proposing a kind of above-mentioned cooking apparatus.
Another object of the present invention is to propose a kind of control method of above-mentioned cooking apparatus.
Cooking apparatus according to a first aspect of the present invention, comprising: pot body；Pot cover, the pot cover be located at the top of pot body and
Cooking cavity is limited with the pot body；Heating device, the heating device are located at outside the pot body；Air extractor, the pumping
Device is connected to extract at least partly gas in the cooking cavity out with the cooking cavity；Panel assembly, the panel assembly are set
In the pot body or the pot cover, wherein the panel assembly is switched equipped with sous, presses the sous and open
It closes and controls the air extractor and heating device work to cook to the food in the cooking cavity.
Cooking apparatus according to the present invention is switched by the way that sous is arranged on panel assembly, and food is put by user
After in cooking cavity, entire cooking process can be completed by pressing sous switch, and centre carries out other operations without user, from
And greatly facilitate user use, moreover, by setting air extractor, air extractor can by cooking cavity at least partly
Gas extraction, reduces the pressure in cooking cavity, and the boiling point of the water in cooking cavity is lower, effectively to the food in cooking cavity
Nutritional ingredient play a protective role.
Specifically, the panel assembly includes: panel, wherein sous switch is set on the panel；With in
Central processor, the central processing unit are electrically connected with sous switch, the heating device and the air extractor respectively
It connects.
Optionally, the panel assembly further comprises: timer, and the timer is switched with the sous and institute
It states central processing unit to be connected, wherein pressing, the sous switch timer starts timing and the air extractor starts
Work, the air extractor stops working when the timing time of the timer is greater than the predetermined time；Temperature sensor, the temperature
Degree sensor is connected for detecting the temperature in the cooking cavity, after wherein air extractor stops working with the central processing unit
Start the heating device, the temperature of the temperature sensor detection closes the heating device when being higher than predetermined temperature.
Or optionally, the panel assembly further comprises: pressure sensor, the pressure sensor and the center
Processor is connected, and the pressure sensor is used to detect the pressure in the cooking cavity, wherein pressing the sous switch
The air extractor is started to work, the air extractor when pressure value of the pressure sensor detection is less than the first predetermined pressure
It stops working, the air extractor starts the heating device after stopping working, the pressure value of the pressure sensor detection is big
The heating device is closed when the second predetermined pressure.
Specifically, the through-hole being formed through on the pot body or the pot cover, the air extractor pass through the through-hole
It is connected to the cooking cavity.
Further, the cooking apparatus further comprises: gas-guide tube, and the gas-guide tube passes through the through-hole, wherein institute
Air extractor is stated to be connected to by gas-guide tube with the cooking cavity.
Further, switch is equipped between the cooking cavity and the air extractor.
Optionally, the switch is solenoid valve or check valve.
Optionally, the air extractor is vacuum pump.
Optionally, the cooking apparatus is electric cooker or electric pressure cooking saucepan.
The control method of cooking apparatus according to a second aspect of the present invention, comprising the following steps: S1, press the vacuum and cook
It prepares food switch, the timer starts timing and the air extractor is started to work；S2, the timer by count under time signal
The central processing unit is passed to, the central processing unit judges whether the time signal is greater than the predetermined time；S3, step
Judging result in rapid S2 is to control the air extractor and stop working and control the heating device to begin to warm up when being, is walked
When judging result in rapid S2 is no, returns in step S2 and continue to judge；The temperature letter that S4, the temperature sensor will test
Number the central processing unit is passed to, the central processing unit judges whether the temperature signal is higher than the predetermined temperature；S5,
Judging result in step S4 is to control the heater stop heating when being；And the judging result in S6, step S4 is
When no, return in step S4 and continue to judge.
The control method of cooking apparatus according to a third aspect of the present invention, comprising the following steps: S1, press the vacuum and cook
It prepares food switch, the pressure sensor starts to detect the pressure in the cooking cavity and the air extractor is started to work；It is S2, described
The pressure signal transmission that pressure sensor will test gives the central processing unit, and the central processing unit judges the pressure letter
Number whether be less than first predetermined pressure；Judging result in S3, step S2 is to control the air extractor when being and stop work
Make and control the heating device to begin to warm up, when the judging result in step S2 is no, returns in step S2 and continue to judge；
The pressure signal transmission that S4, the pressure sensor will test gives the central processing unit, and the central processing unit judges institute
State whether pressure signal is greater than second predetermined pressure；Judging result in S5, step S4 is to control the heating dress when being
Set stopping heating；And the judging result in S6, step S4 be it is no when, return in step S4 and continue to judge.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, in which:
Fig. 1 is the schematic diagram of cooking apparatus according to an embodiment of the present invention；
Fig. 2 is the schematic diagram of the panel of cooking apparatus shown in Fig. 1；
Fig. 3 is the schematic diagram of cooking apparatus in accordance with another embodiment of the present invention；
Fig. 4 is the schematic diagram of the cooking apparatus of further embodiment according to the present invention；
Fig. 5 is the control schematic diagram of cooking apparatus according to an embodiment of the present invention；
Fig. 6 is the control schematic diagram of cooking apparatus in accordance with another embodiment of the present invention；
Fig. 7 is the flow chart of the control method of cooking apparatus according to an embodiment of the present invention；
Fig. 8 is the flow chart of the control method of cooking apparatus in accordance with another embodiment of the present invention.
Appended drawing reference:
100: cooking apparatus；
1: pot body；11: cooking cavity；2: pot cover；21: through-hole；
3: heating device；4: air extractor；
51: panel；510: display board；511: sous switch；512: fragrant rice switch；
513: Coarse cereals rice switch；514: long-boiled soup switch；515: starting to switch；516: culinary art mode switch；
517: menu switch；518: heat-insulation switch；519: setting switch；
52: central processing unit；
6: sealing ring；7: outer pot；8: gas-guide tube；9: switch.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, and for explaining only the invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " center ", " transverse direction ", " length ", " width ", "upper",
"lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " axial direction ", " radial direction ", " week
To " etc. instructions orientation or positional relationship be based on the orientation or positional relationship shown in the drawings, be merely for convenience of describing this hair
Bright and simplified description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific orientation
Construction and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two
It is a or more than two.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
Cooking apparatus 100 according to an embodiment of the present invention is described below with reference to Fig. 1-Fig. 8, cooking apparatus 100 can be electricity
Pressure cooker.In the description below the application, it is illustrated so that cooking apparatus 100 is electric pressure cooking saucepan as an example.Certainly, in the art
Technical staff be appreciated that cooking apparatus 100 according to an embodiment of the present invention can also be other types of cooking equipment, example
Such as electric cooker.
As Figure 1-Figure 4, the cooking apparatus 100 of embodiment according to a first aspect of the present invention, including pot body 1, pot cover 2,
Heating device 3, air extractor 4 and panel assembly.
Pot cover 2 is located at the top of pot body 1, and pot cover 2 and pot body 1 limit cooking cavity 11.Heating device 3 is located at pot body 1
Outside.Such as in the example of Fig. 1, Fig. 3 and Fig. 4, such as electric pressure cooking saucepan of cooking apparatus 100 further includes outer pot 7, outer pot 7 and pot body 1
Top open wide, pot body 1 is located in outer pot 7, and pot cover 2 is fastened on the top of pot body 1, and pot cover 2 and pot body 1 limit cooking cavity
11, heating device 3 can be located at the bottom of pot body 1 to cook to the food etc. to be cooked in cooking cavity 11, further
Ground, pot cover 2 form a seal cavity by sealing ring 6 and pot body 1, wherein pot cover 2 can be pivotably coupled to pot body 1
On to open or close the top of pot body 1.Optionally, heating device 3 is heater or heating tube etc..Certainly, the present invention is unlimited
In this, heating device 3 can also be located on the side wall of pot body 1 (not shown go out) to cook to the food etc. in cooking cavity 11
It prepares food.
Air extractor 4 is connected to extract at least partly gas in cooking cavity 11 out with cooking cavity 11.Referring to Fig.1, Fig. 3 and figure
4, air extractor 4 is located at the top for outside pot cover 2 and being located at pot cover 2, and air extractor 4 is connected to the cooking cavity 11 inside pot body 1, when
Air extractor 4 work when, at least partly gas in cooking cavity 11 can be extracted out so that cooking cavity 11 in formed negative pressure, certainly,
Air extractor 4 can also extract all gas in cooking cavity 11 out so as to form vacuum in cooking cavity 11.Optionally, it is evacuated
Device 4 is vacuum pump.
Due to being in the state of negative pressure or vacuum in cooking cavity 11, the boiling point of water is lower than 100 DEG C, will not be to the battalion of food
It forms and point damages.Moreover, by the way that negative pressure or vacuum will be pumped into inside cooking cavity 11, being reduced when cooked rice
The air on rice periphery, comes into full contact with the outer surface of water and rice, is promoted to the water absorbing properties of rice, thus
Improve the mouthfeel of rice.
As shown in Fig. 2, panel assembly is located on pot body 1 or pot cover 2.In one of example of the invention, panel group
Part is located on the outer surface of pot body 1 or pot cover 2, and with user-friendly, panel assembly can be located in pot body 1 at this time, can also
To be located on pot cover 2.It is to be appreciated that panel assembly shape, size and the specific setting position in pot body 1 or pot cover 2
Setting can be arranged according to actual requirement, preferably to meet actual requirement.
Wherein, panel assembly is equipped with sous switch 511, presses sous switch 511 and controls 4 He of air extractor
Heating device 3 works to cook to the food in cooking cavity 11.Such as in the figure 2 example, panel assembly is equipped with more
A switch, such as fragrant rice switch 512, Coarse cereals rice switch 513, long-boiled soup switch 514 and sous switch 511
Deng after user presses corresponding switch, such as electric pressure cooking saucepan of cooking apparatus 100 can carry out phase to the food in cooking cavity 11
The culinary art answered, until food cooking finishes, in other words, when user is put into the food that needs are cooked into cooking cavity 11 and presses phase
After the switch answered, cooking apparatus 100 can be automatically performed entire cooking process, and centre carries out any operation without user, such as
When cooked rice, rice and suitable water can be added in user into cooking cavity 11, then press sous switch 511, just
At least partly gas in such as vacuum pump extraction cooking cavity 11 of air extractor 4 be can control so as to form vacuum in cooking cavity 11
Or negative pressure, be then turned on heating device 3 in cooking cavity 11 rice and water heat, until rice and water be cooked into rice
Meal.
Optionally, sous switch 511 can use the form of key shown in Fig. 2, can also be using knob
Form (not shown go out), or using button by the way of, or using other way, used just with further increasing user
Benefit.
Cooking apparatus 100 according to an embodiment of the present invention is used by the way that sous switch 511 is arranged on panel assembly
After food is put into cooking cavity 11 by family, entire cooking process can be completed by pressing sous switch 511, and centre is without using
Family carries out other operations, to greatly facilitate user's use, moreover, by setting air extractor 4, air extractor 4 can be with
By at least partly gas extraction in cooking cavity 11, reduce the pressure in cooking cavity 11, and the boiling point of the water in cooking cavity 11
It is lower, effectively plays a protective role to the nutritional ingredient of the food in cooking cavity 11.
In one embodiment of the invention, panel assembly includes: panel 51 and central processing unit 52, wherein vacuum is cooked
Switch 511 of preparing food is set on the panel 51.Such as in the figure 2 example, panel 51 be equipped with various switches, such as start switch 515,
Culinary art mode switch 516, menu switch 517, setting switch 519, heat-insulation switch 518 and fragrant rice above-mentioned are opened
512, Coarse cereals rice switch 513, long-boiled soup switch 514 and sous switch 511 etc. are closed, further, on panel 51 also
It can be equipped with display board 510, display board 510 can be formed as rectangular shape, and display board 510 is located substantially at the centre of panel 51
With for showing cooking time, temperature etc., each switch is separated from each other and arranges around display board 510.It is to be appreciated that
Display board 510, the shape of switch and arrangement etc. can be arranged according to actual requirement, preferably to meet actual requirement.
Central processing unit 52 is electrically connected with sous switch 511, heating device 3 and air extractor 4 respectively.Such as scheming
In the example of 5 and Fig. 6, such as sous key of sous switch 511 is pressed, central processing unit 52 can control pumping dress
At least partly gas set in 4 such as vacuum pump extraction cooking cavities 11 is opened so as to form vacuum or negative pressure inside cooking cavity 11
Such as heater of heating device 3 is opened to cook the food in cooking cavity 11, due to the food in cooking cavity 11 in vacuum or
It is cooked under person's negative pressure, the boiling point of water reduces, and eating patterns are not susceptible to go bad, to ensure that original delicate flavour, cooks
Effect is good.
In an alternate embodiment of the present invention where, as shown in Figure 5-Figure 7, panel assembly further comprises: timer and
Temperature sensor, timer are connected with sous switch 511 and central processing unit 52, wherein pressing sous switch 511
Timer starts timing and air extractor 4 is started to work, and air extractor 4 stops when the timing time of timer is greater than the predetermined time
Work.Temperature sensor is connected for detecting the temperature in cooking cavity 11 with central processing unit 52, and wherein air extractor 4 stops work
Start heating device 3 after work, the temperature of temperature sensor detection closes heating device 3 when being higher than predetermined temperature.
Specifically, referring to Fig. 7, when user needs cooking food, food etc. to be cooked can be put into cooking cavity first
In 11, after buckling pot cover 2, by such as sous key of the sous switch 511 on lower panel 51, central processing unit 52 is connect
After receiving the signal that the transmitting of sous key comes, control timer starts timing, and at the same time, the control of central processing unit 52 is taken out
Cooking cavity 11 is evacuated or negative pressure by such as vacuum pump of device of air 4, when the timing time of timer is greater than predetermined time (i.e. face
Preset pumpdown time in board group part) when, central processing unit 52 controls vacuum pump and stops pumping, and then central processing unit 52 controls
Such as heater of heating device 3 heats the food in cooking cavity 11, when temperature sensor detection heater be heated to it is pre-
When determining temperature (i.e. preset cooking temp in panel assembly), central processing unit 52 controls heater and stops heating, cooks at this time
Process terminates, and food cooking finishes.Optionally, temperature sensor can be located in cooking cavity 11, or be located at the appearance of pot body 1
On face (not shown go out).
It is to be appreciated that the length of predetermined time can be according to the tool in the pumping efficiency and cooking cavity 11 of vacuum pump
The setting of body food, the specific value of predetermined temperature can be set according to the specific food in cooking cavity 11, so that in cooking cavity 11
Food reach preferably culinary art effect.
Certainly, the invention is not limited thereto, in another alternative embodiment of the invention, as shown in figure 8, panel assembly into
One step includes: pressure sensor, and pressure sensor is connected with central processing unit 52, and pressure sensor is for detecting in cooking cavity 11
Pressure, wherein pressing the start-up operation of 511 air extractor 4 of sous switch, the pressure value of pressure sensor detection is less than the
Air extractor 4 stops working when one predetermined pressure, and air extractor 4 starts heating device 3, pressure sensor detection after stopping working
Pressure value be greater than the second predetermined pressure when close heating device 3.
Specifically, referring to Fig. 8, when user needs cooking food, food etc. to be cooked can be put into cooking cavity first
In 11, after buckling pot cover 2, by such as sous key of the sous switch 511 on lower panel 51, central processing unit 52 is connect
After receiving the signal that the transmitting of sous key comes, central processing unit 52 controls such as vacuum pump of air extractor 4 for cooking cavity 11
It is evacuated or negative pressure, at the same time, central processing unit 52 controls pressure sensor and starts to detect the pressure in cooking cavity 11, when
When the pressure that pressure sensor detects is less than the first predetermined pressure (i.e. preset pressure value in panel assembly), central processing unit
52 control vacuum pumps stop pumping, and then central processing unit 52 controls such as heater of heating device 3 to the food in cooking cavity 11
Object is heated, when the pressure that pressure sensor detects is greater than the second predetermined pressure (i.e. preset pressure value in panel assembly)
When, central processing unit 52 controls heater and stops heating, and cooking process terminates at this time, and food cooking finishes.Wherein, first is predetermined
Pressure is less than the second predetermined pressure.Optionally, pressure sensor is located in cooking cavity 11.
In one particular embodiment of the present invention, the through-hole 21 being formed through on pot body 1 or pot cover 2, air extractor 4
It is connected to by through-hole 21 with cooking cavity 11.Such as in the example of fig. 1, through-hole 21 is formed on pot cover 2, and through-hole 21 is vertically square
To pot cover 2 is run through, such as vacuum pump of air extractor 4 is located at the top of pot cover 2 and is located at the top of through-hole 21, and vacuum pump passes through logical
Hole 21 is connected to the inside of cooking cavity 11, so as to cooking cavity 11 be evacuated or negative pressure.
Further, cooking apparatus 100 further comprises: gas-guide tube 8, and gas-guide tube 8 passes through through-hole 21, wherein air extractor
4 are connected to by gas-guide tube 8 with cooking cavity 11.As shown in figure 3, gas-guide tube 8 is located at such as vacuum pump of air extractor 4 and cooking cavity 11
Between, in other words, the both ends of gas-guide tube 8 are connected with vacuum pump and cooking cavity 11 respectively, specifically, one end (example of gas-guide tube 8
Such as, the left end in Fig. 3) it can be communicated by through-hole 21 with cooking cavity 11, the other end (for example, right end in Fig. 3) of gas-guide tube 8
It is connected with vacuum pump, so that the gas extracted out out of cooking cavity 11 can be followed by being expelled to culinary art after through-hole 21, gas-guide tube 8
Outside chamber 11.As a result, by setting gas-guide tube 8, such as vacuum pump of air extractor 4 can be arranged in any position outside cooking cavity 11
It sets, flexible arrangement, and can rationally utilize the space in cooking apparatus 100.
Further, switch 9 is equipped between cooking cavity 11 and air extractor 4.Such as in the example of fig. 3, switch 9 is set
On the pipeline of gas-guide tube 8, to be connected or separate the both ends of gas-guide tube 8, thus when turning on the switch 9, in the effect of vacuum pump
Gas in lower cooking cavity 11 can be drawn to outside cooking cavity 11, and when turning off the switch 9, gas in cooking cavity 11 will not be after
The gas of continuous discharge and outside will not enter in cooking cavity 11, be effectively guaranteed the stabilization of pressure in cooking cavity 11.It can
Selection of land, switch 9 are solenoid valve or check valve etc..
As shown in fig. 7, the control method of the cooking apparatus 100 of embodiment, including following step according to a second aspect of the present invention
It is rapid:
S1, sous switch 511 is pressed, timer starts timing and air extractor 4 is started to work；
Time signal under counting is passed to central processing unit 52 by S2, timer, and central processing unit 52 judges time signal
Whether the predetermined time is greater than；
Judging result in S3, step S2 is when being, control air extractor 4 stops working and controls the beginning of heating device 3
It heats, when the judging result in step S2 is no, returns in step S2 and continue to judge；
The temperature signal that S4, temperature sensor will test passes to central processing unit 52, and central processing unit 52 judges temperature
Whether degree signal is higher than predetermined temperature；
Judging result in S5, step S4 is when being, control heating device 3 stops heating；And
When judging result in S6, step S4 is no, returns in step S4 and continue to judge.
It in one embodiment of the invention, first can be by food materials etc. when user needs cooking food referring to Fig. 7
It being put into cooking cavity 11, after closing pot cover 2, presses sous key, central processing unit 52 controls vacuum pump and starts to work, with
This simultaneously, timer starts timing, and after spending the regular hour, collected time signal is just passed to central processing by timer
The time signal is compared by device 52, central processing unit 52 with the predetermined time, if the time signal is less than the predetermined time, that
Vacuum pump works on, until the collected time signal of timer is greater than the predetermined time, central processing unit 52 controls vacuum
Pump stops working, also, central processing unit 52 controls heater and starts to work, in the cooking cavity 11 of temperature sensor detection at this time
Temperature, and the temperature signal that will test passes to central processing unit 52, central processing unit 52 is by the temperature signal and makes a reservation for temperature
Degree is compared, if the temperature signal is less than predetermined temperature, heater works on, until temperature sensor detects
Temperature signal be greater than predetermined temperature, central processing unit 52 controls heater and stops heating, the at this time food cooking in cooking cavity 11
It prepares food and finishes.
The control method of cooking apparatus 100 according to an embodiment of the present invention after user is put into food materials, only need to press vacuum and cook
Switch 511 of preparing food can complete entire cooking process, and centre is without carrying out other any operations, more intelligently, and due to cooking
It prepares food the incipient stage, can will be evacuated in cooking cavity 11 or negative pressure, to be effectively guaranteed the nutrition and mouthfeel of food.
As shown in figure 8, the control method of the cooking apparatus 100 of embodiment, including following step according to a third aspect of the present invention
It is rapid:
S1, sous switch 511 is pressed, pressure sensor starts to detect pressure and air extractor 4 in cooking cavity 11
It starts to work；The pressure signal transmission that S2, pressure sensor will test is to central processing unit 52, the judgement pressure of central processing unit 52
Whether force signal is less than the first predetermined pressure；
Judging result in S3, step S2 is when being, control air extractor 4 stops working and controls the beginning of heating device 3
It heats, when the judging result in step S2 is no, returns in step S2 and continue to judge；
The pressure signal transmission that S4, pressure sensor will test is to central processing unit 52, the judgement pressure of central processing unit 52
Whether force signal is greater than the second predetermined pressure；
Judging result in S5, step S4 is when being, control heating device 3 stops heating；And
When judging result in S6, step S4 is no, returns in step S4 and continue to judge.
It in one embodiment of the invention, first can be by food materials etc. when user needs cooking food referring to Fig. 8
It being put into cooking cavity 11, after closing pot cover 2, presses sous key, central processing unit 52 controls vacuum pump and starts to work, this
When pressure sensor detection cooking cavity 11 in pressure, and the pressure signal transmission that will test is to central processing unit 52, center
The pressure signal is compared by processor 52 with the first predetermined pressure, if the pressure signal is greater than the first predetermined pressure, that
Vacuum pump works on, until the pressure signal that pressure sensor detects is less than the first predetermined pressure, central processing unit 52
Control vacuum pump stops working, also, central processing unit 52 controls heater and starts to work, and pressure sensor continues to test at this time
Pressure in cooking cavity 11, and the pressure signal transmission that will test is to central processing unit 52, central processing unit 52 is by the pressure
Signal is compared with the second predetermined pressure, if the pressure signal, less than the second predetermined pressure, heater works on,
Until the pressure signal that pressure sensor detects is greater than the second predetermined pressure, central processing unit 52, which controls heater, to be stopped adding
Heat, the food cooking in cooking cavity 11 finishes at this time.
The control method of cooking apparatus 100 according to an embodiment of the present invention after user is put into food materials, only need to press vacuum and cook
Switch 511 of preparing food can complete entire cooking process, and centre is without carrying out other any operations, more intelligently, and due to cooking
It prepares food the incipient stage, can will be evacuated in cooking cavity 11 or negative pressure, to be effectively guaranteed the nutrition and mouthfeel of food.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means specific features described in conjunction with this embodiment or example, knot
Structure, material or feature are included at least one embodiment or example of the invention.In the present specification, to above-mentioned term
Schematic representation may not refer to the same embodiment or example.Moreover, specific features, structure, material or the spy of description
Point can be combined in any suitable manner in any one or more of the embodiments or examples.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that: not
A variety of change, modification, replacement and modification can be carried out to these embodiments in the case where being detached from the principle of the present invention and objective, this
The range of invention is defined by the claims and their equivalents.
Claims (9)
1. a kind of cooking apparatus characterized by comprising
Pot body；
Pot cover, the pot cover are located at the top of pot body and limit cooking cavity with the pot body；
Heating device, the heating device are located at outside the pot body；
Air extractor, the air extractor are connected to extract at least partly gas in the cooking cavity out with the cooking cavity；
Panel assembly, the panel assembly are located on the pot body or the pot cover, wherein the panel assembly is equipped with vacuum
Cooking switch presses air extractor described in the sous switch control and heating device work to the cooking cavity
Interior food is cooked, and the panel assembly includes: panel, wherein sous switch is set on the panel；With
Central processing unit, the central processing unit are electric with sous switch, the heating device and the air extractor respectively
Connection,
The panel assembly further comprises: timer, and the timer is switched with the sous and the central processing
Device is connected, and starts timing and air extractor start-up operation wherein pressing the sous and switching the timer, described
The air extractor stops working when the timing time of timer is greater than the predetermined time；And temperature sensor, the temperature sensing
Device is connected with the central processing unit for detecting the temperature in the cooking cavity, starts institute after wherein air extractor stops working
Heating device is stated, the temperature of the temperature sensor detection closes the heating device when being higher than predetermined temperature；Or
The panel assembly further comprises: pressure sensor, the pressure sensor is connected with the central processing unit, described
Pressure sensor is used to detect the pressure in the cooking cavity, starts wherein pressing the sous and switching the air extractor
Work, the air extractor stops working when the pressure value of the pressure sensor detection is less than the first predetermined pressure, the pumping
Device of air starts the heating device after stopping working, when the pressure value of the pressure sensor detection is greater than the second predetermined pressure
The heating device is closed, first predetermined pressure is less than second predetermined pressure.
2. cooking apparatus according to claim 1, which is characterized in that be formed through in the pot body or the pot cover
Through-hole, the air extractor are connected to by the through-hole with the cooking cavity.
3. cooking apparatus according to claim 2, which is characterized in that further comprise:
Gas-guide tube, the gas-guide tube pass through the through-hole, wherein the air extractor is connected to by gas-guide tube with the cooking cavity.
4. cooking apparatus according to claim 1, which is characterized in that be equipped between the cooking cavity and the air extractor
Switch.
5. cooking apparatus according to claim 4, which is characterized in that the switch is solenoid valve or check valve.
6. cooking apparatus according to claim 1, which is characterized in that the air extractor is vacuum pump.
7. cooking apparatus according to claim 1, which is characterized in that the cooking apparatus is electric cooker or electric pressure cooking saucepan.
8. a kind of control method of cooking apparatus, which comprises the following steps:
S1, sous switch is pressed, timer starts timing and air extractor is started to work；
Time signal under counting is passed to central processing unit by S2, the timer, and the central processing unit judges the time
Whether signal is greater than the predetermined time；
Judging result in S3, step S2 starts to add when being, to control the air extractor and stopping working and control heating device
Heat returns in step S2 when the judging result in step S2 is no and continues to judge；
The temperature signal that S4, temperature sensor will test passes to the central processing unit, and the central processing unit judges institute
State whether temperature signal is higher than predetermined temperature；
Judging result in S5, step S4 is to control the heater stop heating when being；And
When judging result in S6, step S4 is no, returns in step S4 and continue to judge.
9. a kind of control method of cooking apparatus, which comprises the following steps:
S1, sous switch is pressed, pressure sensor starts to detect the pressure in cooking cavity and air extractor is started to work；
The pressure signal transmission that S2, the pressure sensor will test judges institute to central processing unit, the central processing unit
Pressure signal is stated whether less than the first predetermined pressure；
Judging result in S3, step S2 starts to add when being, to control the air extractor and stopping working and control heating device
Heat returns in step S2 when the judging result in step S2 is no and continues to judge；
The pressure signal transmission that S4, the pressure sensor will test gives the central processing unit, and the central processing unit is sentenced
Whether the pressure signal that breaks is greater than the second predetermined pressure；
Judging result in S5, step S4 is to control the heater stop heating when being；And
When judging result in S6, step S4 is no, returns in step S4 and continue to judge.
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| CN105078201B true CN105078201B (en) | 2019-04-26 |
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