CN104688026A - Pressure cooking appliance and control method thereof - Google Patents
Pressure cooking appliance and control method thereof Download PDFInfo
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- CN104688026A CN104688026A CN201310648734.6A CN201310648734A CN104688026A CN 104688026 A CN104688026 A CN 104688026A CN 201310648734 A CN201310648734 A CN 201310648734A CN 104688026 A CN104688026 A CN 104688026A
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Abstract
The invention discloses a pressure cooking appliance. The pressure cooking appliance comprises a pot body, a pot cover, a locking assembly for locking the pot cover and the pot body, a heater for heating the pot body, a cooler used for cooling the pot body and/or the pot cover and a controller. The controller is connected with the locking assembly, the heater and the cooler, obtains a midway uncovering point, starts the cooler at the midway uncovering point to conduct cooling to enable the locking assembly to end locking between the pot body and the pot cover when the pressure in the pressure cooking appliance to be smaller than or equal to a preset pressure. By means of the pressure cooking appliance, the cooler is used for rapidly reducing the pressure in the pressure cooking appliance to reach the safe pressure of midway uncovering, the aim of rapidly opening the pot cover is accordingly achieved in the cooking process, and the requirements of a user are met. The invention further discloses a control method of the pressure cooking appliance and another pressure cooking appliance.
Description
Technical field
The present invention relates to household electrical appliance technical field, particularly the control method of a kind of pressure cooking appliance and a kind of pressure cooking appliance.
Background technology
Existing pressure cooking appliance, in cooking process, has high pressure in utensil, therefore, in order to avoid danger, usually can arrange protective device on utensil, can not uncap to make product in cooking process.Its Problems existing is, user can not be met on the one hand uncap and understand the demand of cooking process, food is stirred on the other hand because user cannot uncap in cooking process, make when cooked rice the rice of cooking out easily occur the phenomenon that bottom is sticking, surface is half-cooked, and easily occur the problem that soup class surface is light when cooking soup dishes.
And in correlation technique, normally need manually or electric operating air bleeding valve could realize the object of uncapping, but because the pressure in utensil is very large, air bleeding valve is utilized to be vented, be easy to scald user, there is potential safety hazard, and the noise produced when being vented also can affect user, therefore, there is the necessity improved in existing pressure cooking appliance.
Summary of the invention
Object of the present invention is intended to solve one of above-mentioned technological deficiency at least to a certain extent.
For this reason, one object of the present invention is to propose a kind of pressure cooking appliance, this pressure cooking appliance utilizes cooler to reduce the safe pressure that in pressure cooking appliance, pressure is uncapped to reach midway fast, thus in cooking process, realize the object opening pot cover fast, meets the demand of user.
Another object of the present invention is the control method proposing a kind of pressure cooking appliance.
Another object of the present invention is to also proposed a kind of pressure cooking appliance.
For achieving the above object, a kind of pressure cooking appliance that one aspect of the present invention embodiment proposes, comprising: pot body and pot cover; By the locked component that described pot cover and described pot body lock; The heater heated described pot body is for cooling the cooler of described pot body and/or pot cover; Controller, described controller is connected with described cooler respectively with described locked component, described heater, described controller obtains midway and uncaps a little, and to uncap in described midway and start a described cooler and cool, when being less than or equal to preset pressure to make pressure in described pressure cooking appliance, described locked component removes the locking between described pot body and described pot cover.
According to the pressure cooking appliance that the embodiment of the present invention proposes, obtaining midway at the cooking process middle controller of pressure cooking appliance uncaps a little, and a startup cooler of uncapping in midway when to cool to make pressure in pressure cooking appliance to be less than or equal to preset pressure to pot body and/or pot cover locked component remove the locking between pot body and pot cover, facilitate user to open pot cover.Therefore, pressure cooking appliance of the present invention can reduce the safe pressure that in pressure cooking appliance, pressure is uncapped to reach midway fast in cooking process, realize opening pot cover in cooking process, thus facilitate user to understand the concrete condition of cooked food to carry out subsequent operation, bring convenience to user's cooking food, and then the effect of the food of cooking out can be made good, meet the demand of user, and can avoid producing noise in the process reducing pressure in pressure cooking appliance fast, improve Consumer's Experience.
Particularly, described cooler can comprise one or more in electronic type cooler, air cooled chiller or water-cooled cooler.
Further, the cooking process of described pressure cooking appliance comprises heating period and packing stage, and wherein, described in the described heating period, controller controls described heater laser heating; Described in described packing stage, controller controls the heating of described heater interval; A little described controller of uncapping in described midway controls described heater and stops heating.
In one embodiment of the invention, described pressure cooking appliance also comprises: the pressure detector detecting pressure in described pressure cooking appliance, described pressure detector is connected with described controller, wherein, control pressure in described pressure cooking appliance at controller described in the described heating period by described heater and reach the first pressure, in pressure cooking appliance described in described packing stage, pressure repeatedly changes between described first pressure and the second pressure, and wherein said first pressure is greater than described second pressure.
In another embodiment of the present invention, above-mentioned pressure cooking appliance, also comprises: air bleeding valve, and described air bleeding valve is connected with described controller, and a little described controller of wherein uncapping in described midway also controls described air bleeding valve and discharges gas in described pot body.
In one embodiment of the invention, in the cooking process of described pressure cooking appliance, described controller also controls described cooler and cools described pot body and/or pot cover, seethes with excitement to make the food in described pressure cooking appliance to produce temperature difference in described pot body.
For achieving the above object, the present invention on the other hand embodiment proposes a kind of control method of pressure cooking appliance, wherein, pressure cooking appliance comprises heater, pot body, pot cover, locked component, cooler and controller, and described control method comprises the following steps: described controller controls described heater and heats described pot body; And described controller acquisition midway is uncapped a little, and to uncap in described midway and start a described cooler and cool, when being less than or equal to preset pressure to make pressure in described pressure cooking appliance, described locked component removes the locking between described pot body and described pot cover.
According to the control method of the pressure cooking appliance that the embodiment of the present invention proposes, obtaining midway at the cooking process middle controller of pressure cooking appliance uncaps a little, and a startup cooler of uncapping in midway when to cool to make pressure in pressure cooking appliance to be less than or equal to preset pressure to pot body and/or pot cover locked component remove the locking between pot body and pot cover, the safe pressure making pressure cooking appliance can reduce pressure in utensil fast like this in cooking process to uncap to reach midway, realize opening pot cover in cooking process, thus facilitate user to understand the concrete condition of cooked food to carry out subsequent operation, bring convenience to user's cooking food, and then the effect of the food of cooking out can be made good, meet the demand of user.Further, this control method is simple and reliable.
Further, the cooking process of described pressure cooking appliance comprises heating period and packing stage, and wherein, described in the described heating period, controller controls described heater laser heating; Described in described packing stage, controller controls the heating of described heater interval; A little described controller of uncapping in described midway controls described heater and stops heating.
In one embodiment of the invention, the control method of described pressure cooking appliance also comprises: detect pressure in described pressure cooking appliance; Control pressure in described pressure cooking appliance at controller described in the described heating period by described heater and reach the first pressure; Control pressure in described pressure cooking appliance at controller described in described packing stage by described heater repeatedly to change between described first pressure and the second pressure, wherein said first pressure is greater than described second pressure.Particularly, described first pressure can be greater than 0 and be less than or equal to 200Kpa, and described second pressure can be greater than 0 and be less than described first pressure.
In another embodiment of the present invention, a little described controller air bleeding valve also controlled in described pressure cooking appliance of uncapping in described midway discharges the gas in described pot body.Like this, to be cooled and air bleeding valve is intermittently vented by cooler to pot body and/or pot cover, the pressure in utensil is reduced rapidly, and air bleeding valve adopts intermittently exhaust can control noise when being vented well.
In one embodiment of the invention, in the cooking process of described pressure cooking appliance, described controller also controls described cooler and cools described pot body and/or pot cover, seethes with excitement to make the food in described pressure cooking appliance to produce temperature difference in described pot body.
For achieving the above object, a kind of pressure cooking appliance that another aspect of the invention embodiment proposes, comprising: pot body and pot cover; By the locked component that described pot cover and described pot body lock; For cooling the cooler of described pot body and/or pot cover; And button of halfway uncapping, described midway button of uncapping is connected with described cooler, described midway button of uncapping receives the midway that sends of user and to uncap instruction, if wherein in the cooking process of described pressure cooking appliance, described midway button of uncapping is triggered by described user, described cooler starts and cools, and when being less than or equal to preset pressure to make pressure in described pressure cooking appliance, described locked component removes the locking between described pot body and described pot cover.
According to the pressure cooking appliance that the embodiment of the present invention proposes, if uncapped in the cooking process of pressure cooking appliance halfway, button is triggered by user, cooler starts and cools pot body and/or pot cover, when being less than or equal to preset pressure to make pressure in pressure cooking appliance, locked component removes the locking between pot body and pot cover, facilitates user to open pot cover.Therefore, pressure cooking appliance of the present invention can reduce the safe pressure that in pressure cooking appliance, pressure is uncapped to reach midway fast in cooking process, realize opening pot cover in cooking process, thus facilitate user to understand the concrete condition of cooked food to carry out subsequent operation, bring convenience to user's cooking food, and then the effect of the food of cooking out can be made good, meet the demand of user, and can avoid producing noise in the process reducing pressure in pressure cooking appliance fast, improve Consumer's Experience.
The aspect that the present invention adds and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present invention.
Accompanying drawing explanation
The present invention above-mentioned and/or additional aspect and advantage will become obvious and easy understand from the following description of the accompanying drawings of embodiments, wherein:
Fig. 1 is the pressure history schematic diagram in the pressure cooking appliance course of work of the prior art in utensil;
Fig. 2 is the changed power curve synoptic diagram of the heater work in the pressure cooking appliance course of work of the prior art;
Fig. 3 is the block diagram of the pressure cooking appliance according to the embodiment of the present invention;
Fig. 4 is the block diagram of pressure cooking appliance according to an embodiment of the invention;
Fig. 5 is the structural representation of the pressure cooking appliance according to the embodiment of the present invention;
Fig. 6 be according to an embodiment of the invention in the pressure cooking appliance course of work heating period need midway to uncap utensil in pressure history schematic diagram;
Fig. 7 is the pressure history schematic diagram in packing stage needs midway to uncap in the pressure cooking appliance course of work in accordance with another embodiment of the present invention utensil;
Fig. 8 is the flow chart of the control method of pressure cooking appliance according to the embodiment of the present invention;
Fig. 9 is the flow chart of the control method that in the pressure cooking appliance course of work according to the present invention's specific embodiment, uncap in heating period needs midway;
Figure 10 is the flow chart of the control method that packing stage needs midway to uncap in the pressure cooking appliance course of work in accordance with another embodiment of the present invention; And
Figure 11 is the schematic diagram of cooler work in controlled pressure cooking apparatus according to an embodiment of the invention.
Reference numeral:
Pot body 100, pot cover 200, interior pot 101, locked component 10, heater 20, pressure detector 30, cooler 40, controller 50 and air bleeding valve 60, button 80 of halfway uncapping, master control borad 1000.
Detailed description of the invention
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the present invention, and can not limitation of the present invention being interpreted as.
Disclosing hereafter provides many different embodiments or example is used for realizing different structure of the present invention.Of the present invention open in order to simplify, hereinafter the parts of specific examples and setting are described.Certainly, they are only example, and object does not lie in restriction the present invention.In addition, the present invention can in different example repeat reference numerals and/or letter.This repetition is to simplify and clearly object, itself does not indicate the relation between discussed various embodiment and/or setting.In addition, the various specific technique that the invention provides and the example of material, but those of ordinary skill in the art can recognize the property of can be applicable to of other techniques and/or the use of other materials.In addition, fisrt feature described below second feature it " on " structure can comprise the embodiment that the first and second features are formed as directly contact, also can comprise other feature and be formed in embodiment between the first and second features, such first and second features may not be direct contacts.
In describing the invention, it should be noted that, unless otherwise prescribed and limit, term " installation ", " being connected ", " connection " should be interpreted broadly, such as, can be mechanical connection or electrical connection, also can be the connection of two element internals, can be directly be connected, also indirectly can be connected by intermediary, for the ordinary skill in the art, the concrete meaning of above-mentioned term can be understood as the case may be.
Before describing the control method of pressure cooking appliance and the pressure cooking appliance proposed according to the embodiment of the present invention, simply introduce the operation principle of pressure cooking appliance of the prior art first.
Fig. 1 is the pressure history schematic diagram in the pressure cooking appliance course of work of the prior art in utensil.As shown in Figure 1, the course of work of this pressure cooking appliance is divided into heating period, packing stage and pressure release stage.
Wherein, heating period a0-a1: switch on power, heater is started working, and when the pressure-detecting device in pressure cooking appliance detects that the pressure in utensil reaches Pa, heater quits work or with low-power operation.
Packing stage a1-a2: by when cooling makes Pressure Drop in utensil to Pb naturally, heater continues heating, when the pressure in utensil reaches Pa, heater stops heating, again by when cooling makes Pressure Drop in utensil to Pb naturally, heater starts again heating, so repeatedly carries out, until food cooking process terminates.
Pressure release stage a2-a3: after food cooking terminates, makes the pressure in utensil be down to P0 from Pa by naturally cooling.Wherein, Fig. 2 is the changed power curve synoptic diagram of the heater work in the pressure cooking appliance course of work of the prior art.
Therefore, in the prior art, if user needs to open pot cover to understand the concrete condition of institute's cooking food in cooking process, then must after cooking process terminates and in utensil, Pressure Drop is low to moderate P0 time, just can uncap, so just can not meet the demand that user uncaps in cooking process.
The present invention, just based on above consideration, proposes the control method of a kind of new pressure cooking appliance and this pressure cooking appliance.
The control method of pressure cooking appliance and the pressure cooking appliance proposed according to the embodiment of the present invention is described with reference to the accompanying drawings.
Fig. 3 is the block diagram of the pressure cooking appliance according to the embodiment of the present invention, and Fig. 5 is the structural representation of the pressure cooking appliance according to the embodiment of the present invention.As shown in Figure 3 and Figure 5, this pressure cooking appliance comprises pot body 100 and pot cover 200, locked component 10, heater 20, cooler 40 and controller 50.Wherein, pot cover 200 and pot body 100 lock by locked component 10; Heater 20 heats pot 101 in pot body 100 such as pot body 100, and cooler 40 is for cooling pan body 100 and/or pot cover 200.Particularly, cooler 40 can comprise one or more in electronic type cooler, air cooled chiller or water-cooled cooler, certainly, also can be the cooler of other types of cooling.
As shown in Figure 3, controller 50 is connected with cooler 40 respectively with locked component 10, heater 20, controller 50 obtains midway and uncaps a little, and a startup cooler 40 of uncapping in midway cools pot body 100 and/or pot cover 200, when being less than or equal to preset pressure P0 to make pressure in pressure cooking appliance, locked component 10 removes the locking between pot body 100 and pot cover 200, and user can open pot cover to carry out follow-up operation.
Further, the cooking process of pressure cooking appliance comprises heating period and packing stage.Wherein, at heating period controller 50 control heater 20 laser heating; Heat at packing stage controller 50 control heater 20 interval; Our controller 50 control heater 20 of uncapping in midway stops heating.Certainly, be understandable that, base site controller 50 of uncapping in midway can also fall low-power operation by control heater 20.
In one embodiment of the invention, as shown in Fig. 4 or Fig. 5, above-mentioned pressure cooking appliance also comprises: pressure detector 30.Pressure detector 30 is for pressure in detected pressures cooking apparatus, and pressure detector 30 is connected with controller 50.Wherein, reached first pressure by heater 20 controlled pressure cooking apparatus by pressure at heating period controller 50, in packing stage pressure cooking appliance, pressure repeatedly changes between the first pressure and the second pressure, and wherein the first pressure is greater than the second pressure.Namely say, at packing stage, controller 50 can heat at control heater 20 interval, and when pressure cooking appliance is reached the first pressure by pressure, control heater 20 stops heating or heats with low-power; In pressure cooking appliance during Pressure Drop to the second pressure, control heater 20 continues heating or high power heating.In other embodiments of the invention, also can by temperature in detected pressures cooking apparatus, according to the corresponding relation of temperature and pressure, carry out pressure in detected pressures cooking apparatus.
In an embodiment of the present invention, uncapping in midway a little can according to setting parameter arbitrary in the pressure in pressure cooking appliance working time, pressure cooking appliance or the temperature in pressure cooking appliance, or the setting that be combined with each other.Therefore, uncap in midway can be some midway decap point, midway uncaps temperature spot or pressure spot etc. of uncapping halfway.Such as, the moment of midway decap point can be preset between 0 ~ 120 minute, preferably, can be set to 40 minutes, and namely electric pressure cooking saucepan work carried out uncapping action after 40 minutes; Or the temperature of temperature spot of uncapping can be preset in 101 DEG C ~ 120 DEG C, preferably halfway, 105 DEG C can be set to, namely, when the temperature in electric pressure cooking saucepan arrives 105 DEG C, starting pressure adjusting part, after being depressured to the locking between locked component releasing pot cover and pot body, just action can be carried out uncapping, also can be set to when kettle temperature reaches 105 DEG C, wait for after 20 minutes, restart pressure adjusting part, after being depressured to the locking between locked component releasing pot cover and pot body, just action can be carried out uncapping; Or the force value of pressure spot of uncapping can be preset as P+ △ P2, when the pressure in electric pressure cooking saucepan is down to P+ △ P2 from P+ △ P1 halfway, electric pressure cooking saucepan carries out uncapping action, and wherein, P is atmospheric pressure, △ P1 can be 5KPa ~ 100KPa, is preferably 50KPa, △ P2≤5KPa.
Further, uncap and a little can be set before culinary art by user, or set in cooking process by user in midway, or determine according to the culinary art pattern that user selects.Wherein, one or more midway can be arranged according to the needs of cooking food to uncap a little.In an embodiment of the present invention, uncapping in midway is some generalized concept, the midway midway that a little can be sent by user instruction of uncapping of uncapping is determined, such as in cooking process, user manually inputs instruction of uncapping halfway, also can be in operation by the control program in controller and determine, such as, run to default time point.Or, also before cooking, can be pre-set by user, and uncapped in the midway pre-set and a little remain in pressure cooking appliance.Namely say, instruction time uncapping in midway can be produced by man-machine interface, command generating device, and namely user uncaps a little by man-machine interface, command generating device setting midway in cooking process; Instruction time uncapping in midway also can automatically be produced or cook parameter and meet to preset when uncapping condition and produce by controller, namely user set and uncaps a little halfway before culinary art; The culinary art scheme that instruction time uncapping in midway can also be arranged by user produces, and the culinary art pattern namely selected according to user automatically sets midway and uncaps a little.
It should be noted that, above example is only describe the citing uncapped a little in midway, and also to adopt above mode that is similar or equivalent variations to determine, midway is uncapped a little, does not repeat them here.And be understandable that, uncapping in midway is a little uncap in the middle of corresponding pressure cooking apparatus cooking process.
Further, as shown in Figure 4, above-mentioned pressure cooking appliance also comprises: air bleeding valve 60.Air bleeding valve 60 is connected with controller 50, and wherein, base site controller 50 of uncapping in midway also controls air bleeding valve 60 and discharges gas in pot body 100.Namely say, in pressure cooking appliance, Pressure Drop is low to moderate in the process of preset pressure P0, opens air bleeding valve 60, make the speed of the pressure drop in pressure cooking appliance faster while can starting cooler 40.Wherein, the force value of P0 can be more than or equal to 0 and be less than or equal to 4Kpa.Like this, to be cooled and air bleeding valve is intermittently vented by cooler to pot body and/or pot cover, the pressure in pressure cooking appliance is reduced rapidly, and air bleeding valve adopts intermittently exhaust can control noise when being vented well.
In an embodiment of the present invention, uncapping in the midway in cooking process can in the heating period, also can at packing stage, that is, opens pot cover 200 and be included in the heating period and open pot cover 200 or open pot cover 200 at packing stage in cooking process.
Wherein, as shown in Figure 6, open pot cover 200 in the heating period, the course of work of above-mentioned pressure cooking appliance is as follows:
Heating period b0-b3: pressure cooking appliance switches on power, heater 20 is started working, and the pressure in utensil starts to rise.
Midway is uncapped a little in the heating period, i.e. stage b 1-b3, control heater 20 stops heating or reduces power heating and start cooler 40 cooling to make the pressure in pressure cooking appliance be reduced to preset pressure P0 rapidly to pot body and/or pot cover, and locked component 10 removes the locking between pot body and pot cover.In addition, in the process of step-down, controller 50 can also control air bleeding valve 60 and discharge gas in pot body 100.Like this, user can open pot cover and carry out subsequent operation as required, and such as, after stirring the food of culinary art, close pot cover.
Packing stage b3-b4: after the pot cover that closes, heater 20 continues heating or increased wattage work, when the pressure in utensil reaches the first pressure Pa, heater 20 stops heating or falls low-power operation, the mode adopting nature to cool makes the pressure drop in pressure cooking appliance, certainly, also can cool the pressure in utensil is declined rapidly to pot body and/or pot cover by controlled cooling model device 40, when in utensil, Pressure Drop is low to moderate the second pressure P b, control heater 20 continues heating or increased wattage work, when pressure in utensil reaches the first pressure Pa, heater stops heating or falls low-power operation, so repeatedly carry out, until when the timer in controller 50 reaches Preset Time, control heater 20 stops heating, complete pressurize, food cooking terminates.
In an embodiment of the present invention, as can be drawn from Figure 6, the pressure in packing stage pressure cooking appliance repeatedly changes between the first pressure Pa and the second pressure P b, and wherein, the force value of Pa is greater than 0 and is less than or equal to 200Kpa, such as, can be 70Kpa; The force value of Pb can be greater than 0 and be less than Pa, such as, can be 40Kpa.
Pressure release stage b 4-b5: food cooking terminates, heater 20 stops heating, the Pressure Drop in utensil is made to be depressed into P0 by naturally cooling, certainly, also can by starting cooler 40, make cooler 40 cool to make pressure rapid depressurization in utensil to P0, in utensil after Pressure Drop to P0 to pot body and/or pot cover, locked component 10 removes the locking between pot body and pot cover, and user can open pot cover 200.
In another embodiment, as shown in Figure 7, open pot cover 200 at packing stage, the course of work of above-mentioned pressure cooking appliance is as follows:
Heating period c0-c1: pressure cooking appliance switches on power, heater 20 starts heating, and the pressure in pressure cooking appliance starts to rise, and when the pressure in utensil reaches the first pressure Pa, heater 20 stops heating or falls low-power operation.
Packing stage c1-c5: when pressure reaches Pa in utensil, pressure in utensil can be reduced by naturally cooling, certainly, also can start cooler 40 to cool the pressure in utensil is declined rapidly to pot body and/or pot cover, when in utensil, Pressure Drop is low to moderate the second pressure P b, control heater 20 continues heating or increased wattage work, when the pressure in utensil reaches the first pressure Pa, control heater stops heating or falls low-power operation, then by naturally cool or cooler 40 cooling make the pressure in pressure cooking appliance again be down to the second pressure P b, control heater continues heating or increased wattage work, so repeatedly carry out.
Midway is uncapped at packing stage, i.e. stage c2-c4, controller 50 starts cooler 40 and cools pot body and/or pot cover, and control heater 20 stops heating, pressure in utensil is reduced, when in utensil, pressure is less than or equal to preset pressure P0, reach the safe pressure can opening pot cover 200, locked component 10 removes the locking between pot body and pot cover, like this, user can open pot cover and carry out subsequent operation as required, and such as, after stirring the food of culinary art, close pot cover.After the pot cover that closes, heater 20 continues heating, and proceed pressurize, until when the timer in controller 50 reaches Preset Time, control heater 20 quits work, and completes pressurize, and food cooking terminates.
Pressure release stage c5-c6: food cooking terminates, heater 20 stops heating, the Pressure Drop in utensil is made to be depressed into P0 by naturally cooling, certainly, also can by starting cooler 40, make cooler 40 cool to make pressure rapid depressurization in utensil to P0, in utensil after Pressure Drop to P0 to pot body and/or pot cover, locked component 10 removes the locking between pot body and pot cover, and user can open pot cover 200.
In one embodiment of the invention, in the cooking process of pressure cooking appliance, controller 50 is gone back controlled cooling model device and is cooled pot body and/or pot cover, seethes with excitement to make the food in pressure cooking appliance to produce temperature difference in pot body.That is, midway is not carried out when uncapping in the cooking process of pressure cooking appliance, controller 50 also can cool pot body and/or pot cover by controlled cooling model device, in pot body, produce temperature difference like this seethe with excitement to make the food in pressure cooking appliance, thus pressure cooking appliance does not need air bleeding valve to open the phenomenon that food in pot can be made to form boiling of rolling, thus fluid in pressure cooking appliance can not splash out, more clean, and the generation of noise when avoiding being vented, also the situation that there will not be steam to hurt sb.'s feelings, ensure that the safety of user.
According to the pressure cooking appliance that the embodiment of the present invention proposes, obtaining midway at the cooking process middle controller of pressure cooking appliance uncaps a little, and a startup cooler of uncapping in midway when to cool to make pressure in pressure cooking appliance to be less than or equal to preset pressure to pot body and/or pot cover locked component remove the locking between pot body and pot cover, facilitate user to open pot cover.Therefore, pressure cooking appliance of the present invention can reduce the safe pressure that in pressure cooking appliance, pressure is uncapped to reach midway fast in cooking process, realize opening pot cover in cooking process, thus facilitate user to understand the situation of cooked food to carry out follow-up operation, bring convenience to user's cooking food, and then the effect of the food of cooking out can be made good, meet the demand of user, and can avoid producing noise in the process reducing pressure in pressure cooking appliance fast, improve Consumer's Experience.
Fig. 8 is the flow chart of the control method of pressure cooking appliance according to the embodiment of the present invention, and wherein, this pressure cooking appliance is the pressure cooking appliance that above-described embodiment describes, and it comprises heater, pot body, pot cover, locked component, cooler and controller.As shown in Figure 8, the control method of this pressure cooking appliance comprises the following steps:
S1, controller control heater heats pot body.
In an embodiment of the present invention, after pressure cooking appliance switches on power, heater starts to heat pot body, and the pressure in utensil starts to rise, now pressure cooking appliance is in the stage b 0-b1 of heating period such as shown in Fig. 6, or the stage c0-c1 shown in Fig. 7.
S2, controller obtains midway and uncaps a little, and cools at a midway startup cooler of uncapping, and when being less than or equal to preset pressure to make pressure in pressure cooking appliance, locked component removes the locking between pot body and pot cover.
Particularly, the cooking process of pressure cooking appliance comprises heating period and packing stage, wherein, at heating period controller control heater laser heating; Heat at packing stage controller control heater interval; Base site controller control heater of uncapping in midway stops heating.
That is, point control heater of uncapping in midway quits work and starts cooler and to cool pot body and/or pot cover and make the pressure in pressure cooking appliance be reduced to preset pressure P0 rapidly.
In addition, in step s 2, the air bleeding valve of base site controller also in controlled pressure cooking apparatus of uncapping in midway discharges the gas in pot body.Namely say, uncap in point control pressure cooking appliance pressure reduction in midway, the air bleeding valve in opening pressure cooking apparatus can also be controlled, that is, when Pressure Drop is to a certain force value in utensil, opens air bleeding valve simultaneously and be exhausted, make the pressure in utensil be down to P0 at faster speed.When Pressure Drop in utensil is low to moderate P0, locked component removes the locking between pot cover and pot body, can open pot cover, and carry out subsequent operation as required, and such as, after stirring the food of culinary art, close pot cover.Concrete stage b 1-b3 as shown in Figure 6, the stage c2-c4 shown in Fig. 7.
In one embodiment of the invention, the control method of above-mentioned pressure cooking appliance also comprises: pressure in detected pressures cooking apparatus; The first pressure Pa is reached by pressure in heater controlled pressure cooking apparatus at heating period controller; Repeatedly changed between the first pressure Pa and the second pressure P b by pressure in heater controlled pressure cooking apparatus at packing stage controller, wherein the first pressure Pa is greater than the second pressure P b.Wherein, the force value of Pa is greater than 0 and is less than or equal to 200Kpa, such as, can be 70Kpa; The force value of Pb can be greater than 0 and be less than Pa, such as, can be 40Kpa.
Particularly, when pressure cooking appliance is in packing stage, specifically stage b 4-b5 as shown in Figure 6, the stage c1-c5 shown in Fig. 7.When detecting that in pressure cooking appliance, pressure reaches the first pressure Pa, heater quits work or falls low-power operation, in such pressure cooking appliance, pressure starts to decline, when detecting that in pressure cooking appliance, Pressure Drop is to Pb, heater works on or increased wattage work, and in pressure cooking appliance, pressure starts to rise, when in pressure cooking appliance, pressure increase is to Pa, heater quits work again or falls low-power operation, so repeatedly carries out several times.
In an embodiment of the present invention, in cooking process, open pot cover be included in the heating period and open pot cover or open pot cover at packing stage.
Wherein, uncap in heating period midway, i.e. stage b 1-b3 shown in Fig. 6, control heater stops heating or reduces power heating and start cooler cooling to make pressure in pressure cooking appliance be less than or equal to preset pressure P0 to pot body and/or pot cover, and locked component removes the locking between pot body and pot cover.In addition, in the process of step-down, controller can also control the gas in air bleeding valve discharge pot body.Like this, user can open pot cover and carry out subsequent operation as required, and such as, after stirring the food of culinary art, close pot cover.
When packing stage needs midway to uncap, i.e. stage c2-c4 as shown in Figure 7, controller starts cooler and cools pot body and/or pot cover, and control heater stops heating, pressure in pressure cooking appliance is reduced, when in pressure cooking appliance, pressure is less than or equal to preset pressure, reach the safe pressure can opening pot cover, locked component removes the locking between pot body and pot cover, like this, user can open pot cover and carry out subsequent operation as required, and such as, after stirring the food of culinary art, close pot cover.After the pot cover that closes, heater continues heating, proceeds packing stage, until when the timer in controller reaches Preset Time, pressure cooking appliance enters the stage b 4-b5 of pressure release stage such as shown in Fig. 6, the stage c5-c6 shown in Fig. 7, food cooking terminates, and heater stops heating.Terminate at food cooking, after heater stops heating, Pressure Drop in pressure cooking appliance is made to be depressed into P0 by naturally cooling, or by starting cooler, pressure rapid depressurization is to P0 to make cooler cool to make in pressure cooking appliance to pot body and/or pot cover, and user can open pot cover.
In one particular embodiment of the present invention, the heating period carry out midway uncap time, as shown in Figure 9, the control method of above-mentioned pressure cooking appliance comprises the following steps:
S101, switches on power, and heater is started working.
S102, pressure increase in pressure cooking appliance.
S103, carries out midway and uncaps.
S104, control heater quits work and opens cooler.
S105, in pressure cooking appliance, pressure is less than or equal to preset pressure such as zero-pressure, and namely in pressure cooking appliance, pressure reaches the safe pressure that can uncap.
S106, opens pot cover, facilitates user to understand the concrete condition of cooked food, to carry out subsequent operation, such as, after stirring the food of culinary art, enters next step.
S107, close pot cover.
S108, enters packing stage.When detecting that in pressure cooking appliance, pressure reaches the first pressure, heater quits work or falls low-power operation, when in pressure cooking appliance, pressure is low to moderate the second pressure from the first Pressure Drop, heater works on or increased wattage work, so repeatedly carries out.
S109, timer reaches Preset Time.
S110, control heater quits work, and food cooking terminates.
S111, enters the pressure release stage, when Pressure Drop is to preset pressure such as zero-pressure in pressure cooking appliance, can open pot cover.
In another embodiment of the present invention, packing stage carry out midway uncap time, as shown in Figure 10, the control method of above-mentioned pressure cooking appliance comprises the following steps:
S201, switches on power, and heater is started working.
S202, pressure increase in pressure cooking appliance.
S203, in pressure cooking appliance, pressure reaches the first pressure.
S204, enters packing stage.When detecting that in pressure cooking appliance, pressure reaches the first pressure, heater quits work or falls low-power operation, when in pressure cooking appliance, pressure is low to moderate the second pressure from the first Pressure Drop, heater works on or increased wattage work, so repeatedly carries out.
S205, carries out midway and uncaps.
S206, control heater quits work and opens cooler.
S207, in pressure cooking appliance, pressure is less than or equal to preset pressure such as zero-pressure, and namely in pressure cooking appliance, pressure reaches the safe pressure that can uncap.
S208, opens pot cover, facilitates user to understand the concrete condition of cooked food, to carry out subsequent operation, such as, after stirring the food of culinary art, enters next step.
S209, close pot cover.
S210, continues packing stage.Similarly, when detecting that in pressure cooking appliance, pressure reaches the first pressure, heater quits work or falls low-power operation, when in pressure cooking appliance, pressure is low to moderate the second pressure from the first Pressure Drop, heater works on or increased wattage work, so repeatedly carries out.
S211, timer reaches Preset Time.
S212, control heater quits work, and food cooking terminates.
S213, enters the pressure release stage, when Pressure Drop is to preset pressure such as zero-pressure in pressure cooking appliance, can open pot cover.
In one embodiment of the invention, in the cooking process of pressure cooking appliance, controller also controlled cooling model device cools pot body and/or pot cover, seethes with excitement to make the food in pressure cooking appliance to produce temperature difference in pot body.That is, midway is not carried out when uncapping in the cooking process of pressure cooking appliance, controller also can cool pot body and/or pot cover by controlled cooling model device, in pot body, produce temperature difference like this seethe with excitement to make the food in pressure cooking appliance, thus pressure cooking appliance does not need air bleeding valve to open the phenomenon that food in pot can be made to form boiling of rolling, thus fluid in pressure cooking appliance can not splash out, more clean, and the generation of noise when avoiding being vented, also the situation that there will not be steam to hurt sb.'s feelings, ensure that the safety of user.
According to the control method of the pressure cooking appliance that the embodiment of the present invention proposes, obtaining midway at the cooking process middle controller of pressure cooking appliance uncaps a little, and a startup cooler of uncapping in midway when to cool to make pressure in pressure cooking appliance to be less than or equal to preset pressure to pot body and/or pot cover locked component remove the locking between pot body and pot cover, the safe pressure making pressure cooking appliance can reduce pressure in utensil fast like this in cooking process to uncap to reach midway, realize opening pot cover in cooking process, user is facilitated to understand the situation of cooked food to carry out subsequent operation, bring convenience to user's cooking food, and then the effect of the food of cooking out can be made good, meet the demand of user.Further, this control method is simple and reliable.
In addition, the pressure cooking appliance proposed according to another embodiment of the present invention comprises pot body 100, pot cover 200, locked component 10, cooler 40 and button 80 of uncapping halfway.
Locked component 10 is for locking pot cover 200 and pot body 100; Cooler 40 is for cooling described pot body and/or pot cover.Button 80 of halfway uncapping is connected with cooler 40, midway button 80 of uncapping receives midway that user sends and to uncap instruction, if wherein uncapped in the cooking process of described pressure cooking appliance halfway, button 80 is triggered by described user, cooler 40 starts and cools, and when being less than or equal to preset pressure to make pressure in described pressure cooking appliance, locked component 10 removes the locking between described pot body and described pot cover.
As shown in figure 11, one end of cooler 40 can be connected with input power with master control borad 1000 respectively by button 80 of uncapping halfway, the other end of cooler 40 is also connected with input power with master control borad 1000, master control borad 1000 is connected with input power, like this, when midway uncap button 80 triggered by user time, input power powers cooler is started working to cooler, thus regulates pressure in pressure cooking appliance.
Be understandable that, master control borad can also arrange controller 50, controller 50 obtains midway and uncaps a little, and point control cooler 50 of uncapping in midway is started working.
According to the pressure cooking appliance that the embodiment of the present invention proposes, if uncapped in the cooking process of pressure cooking appliance halfway, button is triggered by user, cooler starts and cools pot body and/or pot cover, when being less than or equal to preset pressure to make pressure in pressure cooking appliance, locked component removes the locking between pot body and pot cover, facilitates user to open pot cover.Therefore, pressure cooking appliance of the present invention can reduce the safe pressure that in pressure cooking appliance, pressure is uncapped to reach midway fast in cooking process, realize opening pot cover in cooking process, thus facilitate user to understand the concrete condition of cooked food to carry out subsequent operation, bring convenience to user's cooking food, and then the effect of the food of cooking out can be made good, meet the demand of user, and can avoid producing noise in the process reducing pressure in pressure cooking appliance fast, improve Consumer's Experience.
Describe and can be understood in flow chart or in this any process otherwise described or method, represent and comprise one or more for realizing the module of the code of the executable instruction of the step of specific logical function or process, fragment or part, and the scope of the preferred embodiment of the present invention comprises other realization, wherein can not according to order that is shown or that discuss, comprise according to involved function by the mode while of basic or by contrary order, carry out n-back test, this should understand by embodiments of the invention person of ordinary skill in the field.
In flow charts represent or in this logic otherwise described and/or step, such as, the sequencing list of the executable instruction for realizing logic function can be considered to, may be embodied in any computer-readable medium, for instruction execution system, device or equipment (as computer based system, comprise the system of processor or other can from instruction execution system, device or equipment instruction fetch and perform the system of instruction) use, or to use in conjunction with these instruction execution systems, device or equipment.With regard to this description, " computer-readable medium " can be anyly can to comprise, store, communicate, propagate or transmission procedure for instruction execution system, device or equipment or the device that uses in conjunction with these instruction execution systems, device or equipment.The example more specifically (non-exhaustive list) of computer-readable medium comprises following: the electrical connection section (electronic installation) with one or more wiring, portable computer diskette box (magnetic device), random-access memory (ram), read-only storage (ROM), erasablely edit read-only storage (EPROM or flash memory), fiber device, and portable optic disk read-only storage (CDROM).In addition, computer-readable medium can be even paper or other suitable media that can print described program thereon, because can such as by carrying out optical scanner to paper or other media, then carry out editing, decipher or carry out process with other suitable methods if desired and electronically obtain described program, be then stored in computer storage.
Should be appreciated that each several part of the present invention can realize with hardware, software, firmware or their combination.In the above-described embodiment, multiple step or method can with to store in memory and the software performed by suitable instruction execution system or firmware realize.Such as, if realized with hardware, the same in another embodiment, can realize by any one in following technology well known in the art or their combination: the discrete logic with the logic gates for realizing logic function to data-signal, there is the special IC of suitable combinational logic gate circuit, programmable gate array (PGA), field programmable gate array (FPGA) etc.
Those skilled in the art are appreciated that realizing all or part of step that above-described embodiment method carries is that the hardware that can carry out instruction relevant by program completes, described program can be stored in a kind of computer-readable recording medium, this program perform time, step comprising embodiment of the method one or a combination set of.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing module, also can be that the independent physics of unit exists, also can be integrated in a module by two or more unit.Above-mentioned integrated module both can adopt the form of hardware to realize, and the form of software function module also can be adopted to realize.If described integrated module using the form of software function module realize and as independently production marketing or use time, also can be stored in a computer read/write memory medium.
The above-mentioned storage medium mentioned can be read-only storage, disk or CD etc.
In the description of this description, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
Although illustrate and describe embodiments of the invention, for the ordinary skill in the art, be appreciated that and can carry out multiple change, amendment, replacement and modification to these embodiments without departing from the principles and spirit of the present invention, scope of the present invention is by claims and equivalency thereof.
Claims (13)
1. a pressure cooking appliance, is characterized in that, comprising:
Pot body and pot cover;
By the locked component that described pot cover and described pot body lock;
To the heater that described pot body heats;
For cooling the cooler of described pot body and/or pot cover; And
Controller, described controller is connected with described cooler respectively with described locked component, described heater, described controller obtains midway and uncaps a little, and to uncap in described midway and start a described cooler and cool, when being less than or equal to preset pressure to make pressure in described pressure cooking appliance, described locked component removes the locking between described pot body and described pot cover.
2. pressure cooking appliance as claimed in claim 1, it is characterized in that, the cooking process of described pressure cooking appliance comprises heating period and packing stage, wherein,
Described in the described heating period, controller controls described heater laser heating;
Described in described packing stage, controller controls the heating of described heater interval;
A little described controller of uncapping in described midway controls described heater and stops heating.
3. pressure cooking appliance as claimed in claim 2, is characterized in that, also comprise:
Detect the pressure detector of pressure in described pressure cooking appliance, described pressure detector is connected with described controller, wherein, control pressure in described pressure cooking appliance at controller described in the described heating period by described heater and reach the first pressure, in pressure cooking appliance described in described packing stage, pressure repeatedly changes between described first pressure and the second pressure, and wherein said first pressure is greater than described second pressure.
4. pressure cooking appliance as claimed in claim 1, is characterized in that, also comprise:
Air bleeding valve, described air bleeding valve is connected with described controller, and a little described controller of wherein uncapping in described midway also controls described air bleeding valve and discharges gas in described pot body.
5. pressure cooking appliance as claimed in claim 1, it is characterized in that, described cooler comprises one or more in electronic type cooler, air cooled chiller or water-cooled cooler.
6. pressure cooking appliance as claimed in claim 2, it is characterized in that, in the cooking process of described pressure cooking appliance, described controller also controls described cooler and cools described pot body and/or pot cover, seethes with excitement to make the food in described pressure cooking appliance to produce temperature difference in described pot body.
7. a control method for pressure cooking appliance, is characterized in that, described pressure cooking appliance comprises heater, pot body, pot cover, locked component, cooler and controller, and described control method comprises the following steps:
Described controller controls described heater and heats described pot body; And
Described controller obtains midway and uncaps a little, and uncaps in described midway and start a described cooler and cool, and when being less than or equal to preset pressure to make pressure in described pressure cooking appliance, described locked component removes the locking between described pot body and described pot cover.
8. the control method of pressure cooking appliance as claimed in claim 7, it is characterized in that, the cooking process of described pressure cooking appliance comprises heating period and packing stage, wherein,
Described in the described heating period, controller controls described heater laser heating;
Described in described packing stage, controller controls the heating of described heater interval;
A little described controller of uncapping in described midway controls described heater and stops heating.
9. the control method of pressure cooking appliance as claimed in claim 8, is characterized in that, also comprise:
Detect pressure in described pressure cooking appliance;
Control pressure in described pressure cooking appliance at controller described in the described heating period by described heater and reach the first pressure;
Control pressure in described pressure cooking appliance at controller described in described packing stage by described heater repeatedly to change between described first pressure and the second pressure, wherein said first pressure is greater than described second pressure.
10. the control method of pressure cooking appliance as claimed in claim 7, it is characterized in that, a little described controller air bleeding valve also controlled in described pressure cooking appliance of uncapping in described midway discharges the gas in described pot body.
The control method of 11. pressure cooking appliances as claimed in claim 9, it is characterized in that, described first pressure is greater than 0 and is less than or equal to 200Kpa, and described second pressure is greater than 0 and is less than described first pressure.
The control method of 12. pressure cooking appliances as claimed in claim 8, it is characterized in that, in the cooking process of described pressure cooking appliance, described controller also controls described cooler and cools described pot body and/or pot cover, seethes with excitement to make the food in described pressure cooking appliance to produce temperature difference in described pot body.
13. 1 kinds of pressure cooking appliances, is characterized in that, comprising:
Pot body and pot cover;
By the locked component that described pot cover and described pot body lock;
For cooling the cooler of described pot body and/or pot cover; And
Uncap button in midway, described midway button of uncapping is connected with described cooler, described midway button of uncapping receives the midway that sends of user and to uncap instruction, if wherein in the cooking process of described pressure cooking appliance, described midway button of uncapping is triggered by described user, described cooler starts and cools, and when being less than or equal to preset pressure to make pressure in described pressure cooking appliance, described locked component removes the locking between described pot body and described pot cover.
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| CN107669105A (en) * | 2017-09-28 | 2018-02-09 | 九阳股份有限公司 | A kind of cooking methods of pressure cooker |
| CN107898305A (en) * | 2017-11-15 | 2018-04-13 | 九阳股份有限公司 | A kind of cooking methods of electric pressure cooking saucepan midway charging |
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| CN107898305A (en) * | 2017-11-15 | 2018-04-13 | 九阳股份有限公司 | A kind of cooking methods of electric pressure cooking saucepan midway charging |
| CN107960851A (en) * | 2017-11-15 | 2018-04-27 | 九阳股份有限公司 | A kind of electric pressure cooking saucepan is uncapped the cooking methods of charging |
| CN107981703B (en) * | 2017-12-07 | 2020-05-12 | 广东美的厨房电器制造有限公司 | Cooking control method and device and cooking product |
| CN107981703A (en) * | 2017-12-07 | 2018-05-04 | 广东美的厨房电器制造有限公司 | Cooking control method, device and culinary products |
| CN109938595A (en) * | 2017-12-21 | 2019-06-28 | 佛山市顺德区美的电热电器制造有限公司 | A kind of control method, device and cooking equipment |
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| CN110432790A (en) * | 2018-05-02 | 2019-11-12 | 浙江绍兴苏泊尔生活电器有限公司 | Cooking apparatus and its method of controlling exhaust gas and device |
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