CN112568729A

CN112568729A - Cooking control method and device, cooking appliance and computer readable storage medium

Info

Publication number: CN112568729A
Application number: CN201910945566.4A
Authority: CN
Inventors: 杨云; 程志喜; 吕伟刚; 程永康; 梅若愚; 韩平英
Original assignee: Foshan Shunde Midea Electrical Heating Appliances Manufacturing Co Ltd
Current assignee: Foshan Shunde Midea Electrical Heating Appliances Manufacturing Co Ltd
Priority date: 2019-09-30
Filing date: 2019-09-30
Publication date: 2021-03-30

Abstract

The invention provides a cooking control method, a device, a cooking appliance and a computer readable storage medium, wherein the cooking control method is suitable for the cooking appliance, the cooking appliance is provided with a cooking part and an exhaust valve capable of exhausting air to the cooking part, and the cooking control method comprises the following steps: applying a first current to the exhaust valve to cause the exhaust valve to seal the cooking part; the pressure in the cooking part is controlled to be reduced so that the sealed cooking part is in a vacuum state. According to the technical scheme provided by the invention, before the cooking cavity enters the vacuum state, the current circulated by the coil exerts electromagnetic force on the valve body, so that the valve core of the valve body compresses the exhaust channel, the sealing property is improved, and the efficiency and the reliability of the cooking cavity entering the vacuum state are further improved.

Description

Cooking control method and device, cooking appliance and computer readable storage medium

Technical Field

The present invention relates to the technical field of cooking appliances, and more particularly, to a cooking control method, a cooking control apparatus, a cooking appliance, and a computer-readable storage medium.

Background

The vacuum function of the valve core valve body and the valve core cooking utensil is mainly used for improving the flavor and taste of food and the heat preservation and fresh-keeping effects.

However, in actual production, because the sealing part of the exhaust valve is a silica gel piece, the exhaust valve is prone to generating faults of deflection, deformation and the like, a gap exists between the valve body of the exhaust valve and the valve core, vacuum air leakage is caused, the vacuumizing effect is poor, and the cooking taste, the heat preservation effect and the fresh-keeping effect are possibly influenced.

Moreover, any discussion of the prior art throughout the specification is not an admission that the prior art is necessarily known to a person of ordinary skill in the art, and any discussion of the prior art throughout the specification is not an admission that the prior art is necessarily widely known or forms part of common general knowledge in the field.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art.

To this end, a first aspect of the present invention is directed to a cooking control method.

Another aspect of the present invention is directed to a cooking control apparatus.

It is an object of a further aspect of the present invention to provide a cooking appliance.

It is an object of yet another aspect of the present invention to provide a computer-readable storage medium.

In order to achieve the above object, an aspect of the present invention provides a cooking control method for a cooking appliance, the cooking appliance having a cooking portion and an exhaust valve capable of exhausting air to the cooking portion, the cooking control method comprising: applying a first current to the exhaust valve to cause the exhaust valve to seal the cooking part; the pressure in the cooking part is controlled to be reduced so that the sealed cooking part is in a vacuum state.

The cooking control method provided by the technical scheme of the invention is suitable for a cooking appliance, the cooking appliance is provided with a cooking part and an exhaust valve capable of exhausting the cooking part, wherein the exhaust valve can be arranged in an upper cover and comprises a valve body, a coil and a valve core, current is applied to the exhaust valve, namely current is applied to the coil, the current of the coil generates a magnetic field outwards, the generated magnetic field can enable the valve body and the valve core to be tightly sucked or enable the valve body and the valve core to be separated so as to open an exhaust channel, just before the cooking appliance enters a vacuum state, first current is applied to the exhaust valve, the magnetic field generated by the first current enables the valve body and the valve core to be tightly sucked so as to seal the exhaust channel, further the cooking cavity is sealed, the possibility of vacuum air leakage can be effectively reduced, and the reliability of the cooking part in the vacuum state is favorably.

Specifically, when using cooking utensil's vacuum function, exert first electric current to discharge valve, the case so that the valve body is inseparabler with the case contact, and then makes discharge valve seal the culinary art portion, and follow-up can be through natural cooling or bleed to the culinary art portion to make the atmospheric pressure in the culinary art portion reduce, so that sealed culinary art portion is in vacuum state. Especially to the condition of sealing washer dislocation, can control discharge valve sealing cooking portion in advance, improved the leakproofness, reduced the vacuum gas leakage condition appear in cooking portion, promoted and used experience.

The valve body can be arranged between the coil and the valve core, and after the coil is input with a first current, a magnetic field generated by the coil generates repulsion force on the valve body, so that the valve body and the valve core are tightly attracted, and the exhaust channel is sealed.

In addition, the coil can be arranged between the valve body and the valve core, and after the first current is input to the coil, the magnetic field generated by the coil generates attraction force on the valve body, so that the valve body and the valve core are tightly attracted, and the exhaust channel is sealed.

In addition, the cooking control method provided by the technical scheme of the invention also has the following additional technical characteristics:

in one embodiment, before applying the first current to the exhaust valve, the method further comprises: heating the cooking part; and performing exhaust treatment according to the working condition parameters of the heating treatment to exhaust the gas in the cooking part.

In the above embodiment, before the first current is applied to the exhaust valve, that is, before the exhaust valve seals the cooking part, the cooking part is subjected to heating treatment, the exhaust treatment is performed according to operating condition parameters of the heating treatment, the volume of the air in the cooking part expands and overflows the cooking part after being heated, so that the air in the cooking cavity is discharged, after the exhaust is completed, the first current is applied to the exhaust valve, the cooking part is sealed, and the air pressure in the cooking part is controlled to be reduced, so that the cooking part enters a vacuum state more quickly, and the possibility of vacuum air leakage is reduced.

According to one embodiment, the exhaust treatment is performed according to the working condition parameters of the heating treatment so as to exhaust the gas in the cooking part, and the method specifically comprises the following steps: recording the time of the heating treatment; and determining that the time of the heating treatment reaches a preset exhaust time, and controlling the exhaust treatment of the cooking part, wherein the number of the preset exhaust time is at least one.

In the above embodiment, when the cooking part is heated to perform the exhaust treatment, the time of the heating treatment is recorded, the time of the heating treatment is determined to reach the preset exhaust time, the exhaust treatment on the cooking part is controlled, and the volume of the heated air in the cooking part expands and overflows the cooking part to facilitate the exhaust, so that the air pressure in the cooking part becomes low, and a vacuum environment is formed.

The cooking appliance can be provided with a timer for recording the heating treatment time and determining the exhaust time, and further, the timer is also used for controlling the exhaust time.

According to one embodiment, the exhaust treatment is executed according to the working condition parameters of the heating treatment so as to exhaust the gas in the cooking part, and the method specifically comprises the following steps: detecting the working condition temperature in the cooking part; determining that the working condition temperature is greater than or equal to a preset heating temperature, and controlling to exhaust the cooking part; and determining that the working condition temperature is less than the preset heating temperature, and stopping performing exhaust treatment on the cooking part.

In the above embodiment, the operating condition temperature in the cooking part is detected, the operating condition temperature is determined to be greater than or equal to the preset heating temperature, the exhaust treatment is performed on the cooking part under control, the operating condition temperature is determined to be less than the preset heating temperature, the exhaust treatment on the cooking part is stopped, the exhaust treatment on the cooking part is completed, the temperature in the cooking part is waited to naturally fall, namely, the sealed cooking cavity is enabled to enter a vacuum state through natural cooling, the efficiency and the reliability of the cooking part entering the vacuum state are improved, and the overall power consumption of a cooking appliance is reduced.

Wherein, can set up temperature sensor among the cooking utensil for detect the operating mode temperature in the culinary art portion, temperature sensor can be thermometer, infrared sensor, temperature sensitive resistance etc. and infrared sensor can be thermocouple sensor and pyroelectric sensor etc..

According to one embodiment, the exhaust treatment is executed according to the working condition parameters of the heating treatment so as to exhaust the gas in the cooking part, and the method specifically comprises the following steps: detecting the air pressure value in the cooking part; determining that the air pressure value is greater than or equal to a preset air pressure value, and controlling the exhaust treatment of the cooking part; and determining that the air pressure value is smaller than a preset air pressure value, and stopping the exhaust treatment of the cooking part.

In the above embodiment, the air pressure value in the cooking part is detected, the air pressure value is determined to be greater than or equal to the preset air pressure value, the exhaust treatment of the cooking part is controlled, the air pressure value is determined to be smaller than the preset air pressure value, the exhaust treatment of the cooking part is stopped, and the cooking part is continuously enabled to enter the vacuum state through natural cooling or air extraction, so that the efficiency and the reliability of the cooking part entering the vacuum state are improved, and the power consumption of the whole cooking appliance is reduced.

Wherein, the cooking utensil can be provided with an air pressure sensor for detecting the air pressure value in the cooking part.

According to one embodiment, the exhaust treatment is performed according to the working condition parameters of the heating treatment so as to exhaust the gas in the cooking part, and the method specifically comprises the following steps: detecting whether a float of the cooking appliance floats, and stopping heating the sealed cooking part when the float is detected to float; applying a second current to the exhaust valve to jack the exhaust valve so as to exhaust the gas in the cooking part, wherein the gas pressure value in the cooking part is reduced; when the float is not detected to float or the float is detected to fall, the cooking part is heated again.

In the above embodiment, the cooking appliance further includes a float, the float is pushed up by the gas in the cooking portion, that is, in a floating state when the pressure value in the cooking portion is greater than the downward pressure of the float, the cooking portion is sealed after the float floats, heating is stopped at this time, the pressure value in the cooking portion is decreased, and when the pressure value in the cooking portion is smaller than the downward pressure of the float, the float drops, the sealing of the cooking portion is released, the cooking portion is exhausted, and the cooking portion is heated again.

In addition, the floater can realize positive and negative pressure bidirectional sealing, when the cooking part is heated, positive pressure is generated in the cooking part, namely, the pressure in the cooking cavity is greater than the standard atmospheric pressure, the pressure can also be called as the pressure rise, the pressure after the pressure rise is greater than the downward pressure of the floater, the floater floats to seal the cooking part, and when negative pressure is formed in the cooking part, the floater seals the cooking part.

In one embodiment, the applying a first current to the exhaust valve to seal the exhaust valve to the cooking part specifically includes: recording the floating times of the floater; when the floating times of the floater reach the preset times, applying a second current to the exhaust valve to enable the exhaust valve to open an exhaust channel of the cooking utensil so as to exhaust the cooking part; and when the float is not detected to float or the float is detected to fall, applying the first current to the exhaust valve to seal the exhaust valve to the cooking part, wherein the flow direction of the first current is opposite to that of the second current.

In the above embodiment, the number of times the float floats is recorded, when the number of times the float floats reaches the preset number of times, a second current is applied to the exhaust valve so that the exhaust valve opens the exhaust passage of the cooking appliance, the exhaust assembly operates to exhaust the cooking part, when the float or the float falls is not detected, indicating that the exhaust in the cooking part is finished, a first current is applied to the exhaust valve so that the exhaust valve seals the cooking part, wherein the flow direction of the first current is opposite to that of the second current, and the preset number of times can be determined according to actual use conditions.

Wherein, can be provided with detection device among the cooking utensil, detection device is used for detecting the position of float, stops the heating when detecting the float and floats, heats when the float falls, and the number of times of predetermineeing can set up to 1 ~ 10, sets up to 2 ~ 5 usually.

In one embodiment, the applying a first current to the exhaust valve to seal the exhaust valve to the cooking part specifically further includes: detecting that the working condition temperature of the cooking part is less than or equal to the preset temperature, and applying the first current to the exhaust valve to enable the exhaust valve to seal the cooking part; and controlling the air exhaust valve to be opened, and simultaneously controlling the air exhaust pump to exhaust the cooking part for a first preset time.

In the above embodiment, when it is detected that the working temperature of the cooking part is reduced to below the preset temperature, the first current is applied to the exhaust valve, so that the exhaust valve seals the cooking part, and the exhaust valve is continuously controlled to exhaust the cooking part, so as to improve the efficiency and reliability of the cooking part entering the vacuum state.

Wherein the value range of the first preset time is 30-600 seconds.

In one embodiment, the cooking control method further includes: and determining that the working condition temperature is greater than the preset temperature, and controlling a heating assembly and an exhaust assembly of the cooking part to stop working, wherein the heating assembly is configured to heat the cooking part, and the exhaust assembly comprises an exhaust valve, and an air suction pump and an air suction valve which can suck air from the cooking part.

In the above embodiment, if it is determined that the operating temperature is greater than the preset temperature, the heating power of the cooking part is reduced to the preset power, and the preset power may be zero, so that the inside of the cooking part is naturally cooled.

Wherein the preset temperature is 40-90 ℃.

It is worth pointing out that the comparison step between the working condition temperature and the preset temperature is executed only when the vacuum preservation period is entered, the mode of entering the vacuum preservation period includes that a user operates a heat preservation and preservation button, and the controller enters after receiving a signal, or automatically enters the vacuum preservation stage when a certain cooking function with the heat preservation and preservation effect is executed or after cooking is completed.

In one embodiment, the cooking control method further includes: recording the time length of the first current applied to the exhaust valve and recording the time length as an electrifying time length; judging whether the electrifying time length is greater than or equal to a second preset time length or not; and judging that the electrifying time period is greater than or equal to the second preset time period, and stopping applying the first current to the exhaust valve.

In the above embodiment, in order to ensure the reliability of the air pump and the air extraction valve, a preset air extraction time length is preset, and if it is determined that the air extraction time length reaches the preset air extraction time length, the air extraction valve and the air extraction pump are controlled to stop working, and in addition, the first current is stopped being applied to the exhaust valve, so as to further reduce the power consumption of the whole machine in a vacuum state.

Wherein the second preset time is 30-240 seconds.

In an embodiment of the second aspect of the present invention, a cooking control apparatus is provided, which includes a processor, and the processor implements the steps of the cooking control method according to any one of the above embodiments when executing a computer program.

The cooking control device according to the above-mentioned aspect of the present invention includes a processor, and the processor implements the steps of the cooking control method according to any one of the above-mentioned aspects when executing the computer program.

In a third aspect of the present invention, there is provided a cooking appliance, including: a cooking control device as in the second aspect of the invention; the cooking part is used for containing materials; the heating assembly is matched with the cooking part, is connected to the cooking control device, and carries out heating treatment on the cooking part according to a heating instruction of the cooking control device; and the exhaust assembly can be communicated with the cooking part and the atmospheric environment, is connected to the cooking control device, and performs exhaust treatment on the cooking part according to an exhaust instruction of the cooking control device, wherein the exhaust assembly comprises a floater and/or an exhaust valve.

The cooking appliance provided by the above technical scheme of the invention comprises the cooking control device in the technical scheme of the second aspect of the invention, so that the cooking appliance has all the beneficial technical effects.

In one embodiment, the exhaust valve is a magnetic valve, and the magnetic valve includes: when the electromagnetic coil receives a first current, attraction is generated on the valve body, so that the valve body is adsorbed on an outlet of an exhaust channel of the valve core.

In an aspect of the fourth aspect of the present invention, a computer-readable storage medium is provided, on which a computer program is stored, the computer program being executable by a processor, and the computer program, when executed, implementing the cooking control method according to the first aspect of the present invention.

The computer-readable storage medium provided by the above technical solution of the present invention stores a computer program, the computer program can be executed by a processor, and the computer program, when executed, implements the cooking control method according to the technical solution of the first aspect of the present invention, so that the computer-readable storage medium has all the beneficial technical effects of the cooking control method according to the technical solution of the first aspect of the present invention.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic flow chart diagram of a cooking control method disclosed in one embodiment of the present invention;

FIG. 2 is a schematic flow chart diagram illustrating a cooking control method according to another embodiment of the present invention;

FIG. 3 is a schematic view of a disclosed cooking appliance in accordance with an embodiment of the present invention;

FIG. 4 is a schematic diagram of a cooking control device disclosed in one embodiment of the present invention;

FIG. 5 is a schematic diagram of a computer-readable storage medium disclosed in one embodiment of the invention;

wherein, the correspondence between the reference numbers and the names of the components shown in fig. 3 is:

100 cooking utensil, 110 upper cover, 120 exhaust valve, 122 valve body, 124 solenoid, 126 valve core, 130 floater, 140 detection device, 150 heating assembly, 160 temperature sensor, 170 cooking part, 180 pot body, 190 air pump and 200 air valve.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced otherwise than as specifically described herein, and thus the scope of the present invention is not limited by the specific embodiments disclosed below.

A cooking control method, a cooking control apparatus, a cooking appliance, and a computer-readable storage medium according to embodiments of the present invention are described below with reference to the accompanying drawings.

The first embodiment is as follows:

as shown in fig. 1, according to some embodiments of the present invention, a cooking control method is provided for a cooking appliance, the cooking appliance having a cooking portion and an exhaust valve capable of exhausting air to the cooking portion, the cooking control method includes:

step S102, a first current is applied to the exhaust valve so that the exhaust valve seals the cooking part.

Step S104, controlling the air pressure in the cooking part to be reduced so that the sealed cooking part is in a vacuum state.

in one embodiment, as shown in fig. 2, the cooking control method may be further implemented as follows:

step S202 is to perform heat treatment on the cooking part.

And step S204, performing exhaust treatment according to the working condition parameters of the heating treatment so as to exhaust the gas in the cooking part.

In step S206, a first current is applied to the exhaust valve to seal the exhaust valve to the cooking part.

In step S208, the pressure in the cooking part is controlled to be reduced so that the sealed cooking part is in a vacuum state.

According to one embodiment, the exhaust treatment is performed according to the working condition parameters of the heating treatment so as to exhaust the gas in the cooking part, and the method specifically comprises the following steps:

the time of the heat treatment was recorded.

And determining that the time of the heating treatment reaches the preset exhaust time, and controlling the exhaust treatment of the cooking part.

Wherein the number of the preset exhaust moments is at least one.

and detecting the working condition temperature in the cooking part.

And determining that the working condition temperature is greater than or equal to a preset heating temperature, and controlling to exhaust the cooking part.

And determining that the working condition temperature is less than the preset heating temperature, and stopping performing exhaust treatment on the cooking part.

the air pressure value in the cooking part is detected.

And determining that the air pressure value is greater than or equal to a preset air pressure value, and controlling the exhaust treatment of the cooking part.

And determining that the air pressure value is smaller than a preset air pressure value, and stopping the exhaust treatment of the cooking part.

According to one embodiment, the exhaust treatment is executed according to the working condition parameters of the heating treatment so as to exhaust the gas in the cooking part, and the method specifically comprises the following steps:

detecting whether or not a float of the cooking appliance floats, and stopping the heating process of the sealed cooking part when the float is detected to float.

And applying a second current to the exhaust valve to jack the exhaust valve so as to exhaust the gas in the cooking part, and reducing the gas pressure value in the cooking part.

When the float is not detected to float or the float is detected to fall, the cooking part is heated again.

Wherein, detection device can be provided in the cooking utensil, and detection device is used for detecting the position of float, stops heating when detecting float floats, heats when the float falls.

In one embodiment, the applying a first current to the exhaust valve to seal the exhaust valve to the cooking part includes:

recording the floating times of the floater; and when the floating times of the floater reach the preset times, applying a second current to the exhaust valve to enable the exhaust valve to open an exhaust channel of the cooking utensil so as to perform exhaust treatment on the cooking part.

And when the float is not detected to float or the float is detected to fall, applying the first current to the exhaust valve to seal the exhaust valve to the cooking part, wherein the flow direction of the first current is opposite to that of the second current.

In the above embodiment, when it is determined that the number of times the float floats reaches the preset number of times by recording the number of times the float floats, a second current is applied to the exhaust valve to cause the exhaust valve to open the exhaust passage of the cooking appliance, the exhaust assembly operates to perform an exhaust process on the cooking part, and when it is determined that the float or the float falls, indicating that the exhaust of the inside of the cooking part is completed, a first current is applied to the exhaust valve to cause the exhaust valve to seal the cooking part, wherein the flow direction of the first current is opposite to that of the second current, and the preset number of times may be determined according to actual use conditions.

In one embodiment, the applying a first current to the exhaust valve to seal the exhaust valve to the cooking part specifically further includes:

and when the working condition temperature of the cooking part is detected to be less than or equal to the preset temperature, applying the first current to the exhaust valve to enable the exhaust valve to seal the cooking part.

And controlling the air exhaust valve to be opened, and simultaneously controlling the air exhaust pump to exhaust the cooking part for a first preset time.

Wherein the value range of the first preset time is 30-600 seconds.

In one embodiment, the cooking control method further includes:

and determining that the working condition temperature is greater than the preset temperature, and controlling the heating assembly and the exhaust assembly of the cooking part to stop working.

Wherein the heating assembly is configured to heat the cooking portion, the exhaust assembly comprises the exhaust valve, and an air pump and an air exhaust valve capable of exhausting air to the cooking portion.

Wherein the preset temperature is 40-90 ℃.

It is worth particularly pointing out that the comparison step between the working condition temperature and the preset temperature is executed only when the vacuum refreshing time period is entered, the mode of entering the vacuum refreshing time period comprises that a user operates a heat preservation and refreshing key, and the controller enters after receiving a signal; or when a certain cooking function with the heat preservation and fresh-keeping effects is executed, the vacuum fresh-keeping stage is automatically started after cooking is finished under the function.

In one embodiment, the cooking control method further includes:

the duration of time that the first current is applied to the exhaust valve is recorded and recorded as the energization duration.

And judging whether the electrifying time length is greater than or equal to a second preset time length.

And judging that the electrifying time period is greater than or equal to the second preset time period, and stopping applying the first current to the exhaust valve.

Wherein the second preset time is 30-240 seconds.

Example two:

as shown in fig. 3, the cooking appliance 100 is naturally cooled after being heated to generate vacuum, and when a vacuum related function is used, if it is detected that a user presses a fresh-keeping function button or enters a fresh-keeping stage after a cooking stage is executed under a certain cooking function, the heating assembly 150 heats the cooking part 170, the temperature in the sealed cooking part rises, and air in the sealed cooking part is gradually discharged through the float 130.

When pressure is generated in the sealed cooking part, the float 130 is pushed up, the detection device 140 detects the float 130 (or detects that the float 130 is pushed up), the heating assembly 150 stops heating, and the system counts the number of times the detection device 140 detects that the float 130 is pushed up to be N, wherein N is an integer greater than or equal to 1.

In the process of exhausting the gas in the cooking part 170, a second current may be applied to the electromagnetic coil 124 to apply a repulsive force to the valve body 126, the valve body 126 is lifted up and exhausted, the pressure in the sealed cooking part 170 is reduced, the float 130 drops down, the energization of the electromagnetic coil 124 is stopped, the valve body 126 also drops, the detecting device 140 does not detect the float 130 (or detects that the float 130 drops), the heating unit 150 heats the cooking part 170, the pressure in the sealed cooking part is increased, the float 130 is lifted up, the detecting device 140 detects the float 130, and the heating unit 150 stops heating.

The detecting device 140 detects that the number of times of the float 130 is N +1, applies a second current to the electromagnetic coil 124, applies a repulsive force to the valve body 126, the valve body 126 is jacked up to actively exhaust the cooking part 170, the pressure in the sealed cooking part 170 is reduced, and the process is sequentially cycled, when N is N0, N0 is a preset number of times, the numerical range of N0 is 1 to 10, applies the second current to the electromagnetic coil 124, applies the repulsive force to the valve body 126, the valve body 126 is jacked up to exhaust, and the pressure in the sealed cooking part 170 is reduced.

When the float 130 drops down, the detecting device 140 does not detect the float 130, and a first current is applied to the electromagnetic coil 124 to apply an attractive force to the valve body 126, thereby sealing the exhaust passage and gradually bringing the sealed cooking portion into a vacuum state.

And (3) timing t for the sealing state of the cooking part, controlling the electromagnetic coil 124 to be powered off when the electrifying time of the electromagnetic coil 124 reaches a second preset time, wherein the numerical range of the second preset time is 30-600 seconds, and the valve core 126 is in a natural state.

In addition, the electromagnetic coil 124 is heated too much due to the long-term energization, which affects the service life of the electromagnetic coil 124, and the vacuum degree in the sealed cooking part is gradually increased as time goes by.

Therefore, the time period for which the solenoid 124 attracts the spool 126 may be defined, i.e., the second preset time period may be set in the range of 0.5 minutes to 10 minutes.

Cooking utensil 100 includes upper cover 110 therein, upper cover 110 is used to cooperate with cooking part 170 to define a sealed cooking part, and cooking part 170, heating assembly 150 and temperature sensor 160 are disposed in pot 180 of cooking utensil 100.

Example three:

as shown in fig. 3, the cooking appliance 100 is provided with a suction pump 190, and the suction pump 190 is used for vacuum-pumping.

When the vacuum related function is used, if the fresh-keeping stage is entered after the user is detected to press a fresh-keeping function key or after the cooking stage is executed under a certain cooking function, the temperature sensor 160 detects the working condition temperature T in the sealed cooking part, the preset temperature is recorded as T0, when the working condition temperature T is greater than T0, the system controls the exhaust assembly to be inactive, the temperature in the sealed cooking part is waited to naturally drop, and when the working condition temperature T is less than or equal to T0, the electromagnetic coil 124 is powered on by first current to apply attraction to the valve element 126, so that good sealing is realized.

The air extracting valve 200 is opened, the air extracting pump 190 starts to work, the working time of the air extracting pump 190 reaches a first preset time, the electromagnetic coil 124 is powered off, the attraction force applied to the valve core 126 is stopped, the air extracting valve 200 is powered off and closed, the air extracting pump 190 stops working, and the cooking utensil 100 enters a vacuum pressure maintaining stage.

Wherein the first preset time period is generally set to 30 seconds to 240 seconds.

The preset temperature T0, the first preset time and the second preset time are all system preset parameters and are determined according to actual use conditions.

Because the temperature of the working environment of the air pump 190 should not be too high, the preset temperature T0 is set to be in the range of 40 ℃ to 90 ℃ in order to ensure the service life of the air pump.

Wherein the solenoid 124 and the suction valve core 126 work synchronously with the suction pump 190, and the cooking part 170, the heating assembly 150 and the temperature sensor 160 are arranged in the pot body 180 of the cooking appliance 100.

The exhaust valve 120 is provided with a valve body 122.

The cooking appliance includes an upper cover 110, the upper cover 110 is used to cooperate with a cooking part 170 to define a sealed cooking part, and the cooking part 170, the heating assembly 150 and the temperature sensor 160 are disposed in a pot 180 of the cooking appliance 100.

As shown in fig. 4, a cooking control apparatus 400 according to an embodiment of the present invention includes a processor 402, and the processor 402 executes a computer program to implement the steps of the cooking control method according to any one of the above-mentioned embodiments.

The cooking control apparatus 400 according to the above embodiment of the present invention includes the processor 402, and the processor 402 executes the computer program to implement the steps of the cooking control method according to any of the above embodiments.

As shown in fig. 3, a cooking appliance 100 defined according to an embodiment of the present invention includes: the cooking control device according to any one of the above aspects; the cooking part 170, the cooking part 170 is used for containing materials; the heating assembly 150 is matched with the cooking part 170, is connected to the cooking control device, and performs heating treatment on the cooking part 170 according to a heating instruction of the cooking control device; and the exhaust assembly can be communicated with the cooking part 170 and the atmosphere environment, is connected to the cooking control device, and performs exhaust treatment on the cooking part 170 according to an exhaust instruction of the cooking control device, wherein the exhaust assembly comprises the floater 130 and/or the exhaust valve 120.

The cooking appliance 100 provided by the above embodiment of the present invention includes the cooking control device in any of the above embodiments, and thus has all the advantages.

In one embodiment, the exhaust valve 120 is a magnetic valve, and the magnetic valve includes: the solenoid 124 and the valve body 122 located above the solenoid 124 generate an attractive force to the valve body 122 when the solenoid 124 receives a first current, so that the valve body 122 is attracted to an exhaust passage outlet of the valve spool 126.

The valve core 126 communicates the sealed cooking part with the outside, the upper cover 110 is also provided with an electromagnetic coil 124, and the electromagnetic coil 124 has different current directions, so that attraction force and repulsion force can be generated on the valve body 122 in the exhaust valve 120.

When the air needs to be exhausted, a second current is supplied to the electromagnetic coil 124, a repulsive force is applied to the valve body 122, the valve body 122 is jacked up, and the valve core 126 is communicated with the outside. Wherein the direction of the second current is opposite to the direction of the first current.

When a vacuum needs to be generated, the solenoid coil 124 receives a first current and exerts an attractive force on the valve body 122, so that the valve body 122 and the valve plug 126 are in closer contact, and a good seal is realized.

Cooking utensil 100 still includes culinary art portion 170, heating assembly 150 and exhaust assembly, and culinary art portion 170 is used for holding the material, and heating assembly 150 cooperates culinary art portion 170 to set up, is connected to cooking controlling means, according to cooking controlling means's heating instruction, carries out heat treatment to culinary art portion 170, and temperature sensor 160 is used for detecting the temperature of culinary art portion 170.

The exhaust assembly can be communicated with the cooking part 170 and the atmosphere, is connected to the cooking control device, and exhausts the cooking part 170 according to an exhaust instruction of the cooking control device, wherein the exhaust assembly comprises the floater 130 and/or the exhaust valve 120.

The floater 130 can realize positive and negative pressure bidirectional sealing, when the cooking part 170 is heated, positive pressure is generated in the cooking part 170, the floater 130 seals the cooking part 170, when negative pressure is formed in the cooking part 170, the floater 130 seals the cooking part 170, and the exhaust valve 120 is opened or closed.

The cooking part 170 is communicated with the outside for exhausting and introducing air when opened, and the cooking part 170 is isolated from the outside when closed.

The cooking appliance 100 comprises an upper cover 110, the upper cover 110 is used for cooperating with a cooking part 170 to define a sealed cooking part, an exhaust assembly is arranged on the upper cover 110, the exhaust assembly comprises a float 130 and/or an exhaust valve 120, an air suction pump 190 and an air suction valve 200, the air suction pump 190 is connected with the sealed cooking part, the air suction valve 200 is arranged between the air suction pump 190 and the sealed cooking part, and the air suction valve 200 is opened and closed to realize the connection and disconnection between the air suction pump 190 and the sealed cooking part.

The suction valve 200 is powered off and in a closed state to isolate the sealed cooking part from the suction pump 190, when the sealed cooking part needs to be evacuated, the suction valve 200 is powered on and opened to communicate the sealed cooking part with the suction pump 190, and the suction valve 200 may be fixed to the upper cover 110.

The exhaust valve 120 has two states of opening and closing, and the sealed cooking part is communicated with the outside when opened to exhaust and intake air of the cooking part 170, and is isolated from the outside when closed.

The upper cover 110 may further include a detecting device 140 for determining whether pressure is generated in the cooking part 170, and when pressure is generated in the cooking part 170 and the float 130 is pushed up, a pressure signal is fed back to the system, and the cooking part 170, the heating assembly 150, and the temperature sensor 160 are disposed in the pot 180 of the cooking appliance 100.

As shown in fig. 5, according to a computer readable storage medium 500 defined by an embodiment of the present invention, the computer readable storage medium 500 stores thereon a computer program, the computer program can be executed by the processor 402, and the computer program is executed to implement the cooking control method according to the technical solution of the first aspect of the present invention.

The computer-readable storage medium 600 provided by the above-mentioned embodiment of the present invention has a computer program stored on the computer-readable storage medium 600, the computer program can be executed by the processor 402, and the computer program realizes the steps of the cooking control method in any of the above-mentioned embodiments when being executed, so that the present invention has all the advantages.

The invention provides a cooking control method, a device, a cooking appliance and a computer readable storage medium, aiming at the technical problems in the prior art, the invention applies a first current to an exhaust valve just before entering a vacuum state, and a magnetic field generated by the first current enables the valve body and a valve core to be tightly sucked to seal an exhaust channel, so that a cooking cavity is sealed, the possibility of vacuum air leakage can be effectively reduced, and the reliability of the cooking part in the vacuum state can be improved.

It should be noted that in the claims, any reference signs placed between parentheses shall not be construed as limiting the claim.

The word "comprising" does not exclude the presence of elements or steps not listed in a claim.

The word "a" or "an" preceding an element does not exclude the presence of a plurality of such elements. The invention may be implemented by means of hardware comprising several distinct elements, and by means of a suitably programmed computer. In the unit claims enumerating several means, several of these means may be embodied by one and the same item of hardware. The usage of the words first, second and third, etcetera do not indicate any ordering. These words may be interpreted as names.

While preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the invention.

In the description of the present invention, the term "plurality" means two or more unless explicitly specified or limited otherwise; the terms "connected," "secured," and the like are to be construed broadly and unless otherwise stated or indicated, and for example, "connected" may be a fixed connection, a removable connection, an integral connection, or an electrical connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

It will be apparent to those skilled in the art that various changes and modifications may be made therein without departing from the scope of the invention as defined in the appended claims and their equivalents, and it is intended that the invention encompass such changes and modifications as well.

Claims

1. A cooking control method for a cooking appliance having a cooking portion and an exhaust valve capable of exhausting air to the cooking portion, the cooking control method comprising:

applying a first current to the exhaust valve to cause the exhaust valve to seal the cooking portion;

and controlling the air pressure in the cooking part to be reduced so as to enable the sealed cooking part to be in a vacuum state.

2. The cooking control method of claim 1, further comprising, before applying the first current to the exhaust valve:

performing a heating process on the cooking part;

and performing exhaust treatment according to the working condition parameters of the heating treatment so as to exhaust the gas in the cooking part.

3. The cooking control method according to claim 2, wherein performing an exhaust process to exhaust gas in the cooking part according to operating condition parameters of the heating process specifically comprises:

recording the time of the heat treatment;

determining that the heating treatment time reaches a preset exhaust time, controlling the exhaust treatment of the cooking part,

wherein the number of the preset exhaust moments is at least one.

4. The cooking control method according to claim 2, wherein an exhaust process is performed according to operating condition parameters of the heating process to exhaust gas in the cooking part, and the method further comprises:

detecting the working condition temperature in the cooking part;

determining that the working condition temperature is greater than or equal to a preset heating temperature, and controlling to exhaust the cooking part;

5. The cooking control method according to claim 2, wherein an exhaust process is performed according to operating condition parameters of the heating process to exhaust gas in the cooking part, and the method further comprises:

detecting the air pressure value in the cooking part;

determining that the air pressure value is greater than or equal to a preset air pressure value, and controlling the exhaust treatment of the cooking part;

and determining that the air pressure value is smaller than the preset air pressure value, and stopping the exhaust treatment of the cooking part.

6. The cooking control method according to claim 2, wherein an exhaust process is performed according to operating condition parameters of the heating process to exhaust gas in the cooking part, and the method further comprises:

detecting whether a float of the cooking appliance floats, and stopping heating the sealed cooking part when the float is detected to float;

applying a second current to the exhaust valve to jack the exhaust valve so as to exhaust the gas in the cooking part, wherein the gas pressure value in the cooking part is reduced;

7. The cooking control method according to claim 6, wherein the applying a first current to the exhaust valve to cause the exhaust valve to seal the cooking portion comprises:

recording the floating times of the floater;

when the floating times of the floater reach the preset times, applying a second current to the exhaust valve to enable the exhaust valve to open an exhaust channel of the cooking utensil so as to exhaust the cooking part;

applying the first current to the exhaust valve to cause the exhaust valve to seal the cooking part when the float is not detected to float or the float is detected to fall,

wherein the first current flows in a direction opposite to the second current.

8. The cooking control method according to claim 1, wherein the applying a first current to the exhaust valve to cause the exhaust valve to seal the cooking portion, further comprises:

detecting that the working condition temperature of the cooking part is less than or equal to a preset temperature, and applying the first current to the exhaust valve to enable the exhaust valve to seal the cooking part;

and controlling an air extraction valve of the cooking appliance to be opened, and simultaneously controlling the air extraction pump to extract air from the cooking part for a first preset time.

9. The cooking control method according to claim 1, further comprising:

detecting that the working condition temperature of the cooking part is higher than a preset temperature, controlling a heating assembly and an exhaust assembly of the cooking part to stop working until the working condition temperature of the cooking part is lower than or equal to the preset temperature, and applying the first current to the exhaust valve to enable the exhaust valve to seal the cooking part;

controlling an air extraction valve of the cooking appliance to be opened, simultaneously controlling an air extraction pump to extract air from the cooking part for a first preset time,

10. The cooking control method according to any one of claims 1 to 9, further comprising:

recording the time length of the first current applied to the exhaust valve and recording the time length as an electrifying time length;

judging whether the electrifying time length is greater than or equal to a second preset time length or not;

11. A cooking control device comprising a processor, characterized in that,

the processor, when executing a computer program, implements the steps of the cooking control method according to any one of claims 1 to 10.

12. A cooking appliance, comprising:

the cooking control device of claim 11;

the cooking part is used for containing materials;

the heating assembly is matched with the cooking part, is connected to the cooking control device, and carries out heating treatment on the cooking part according to a heating instruction of the cooking control device;

the exhaust assembly can be communicated with the cooking part and the atmospheric environment, is connected to the cooking control device and carries out exhaust treatment on the cooking part according to an exhaust instruction of the cooking control device,

wherein the vent assembly comprises a float and/or a vent valve.

13. The cooking appliance of claim 12, wherein the exhaust valve is a magnetic valve comprising:

when the electromagnetic coil receives a first current, attraction is generated on the valve body, so that the valve body is adsorbed on an outlet of an exhaust channel of the valve core.

14. A computer-readable storage medium having a computer program stored thereon, the computer program being executable by a processor, wherein,

the computer program when executed implements a cooking control method as claimed in any one of claims 1 to 10.