CN203647080U - Pressure cooking appliance - Google Patents
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- CN203647080U CN203647080U CN201320793120.2U CN201320793120U CN203647080U CN 203647080 U CN203647080 U CN 203647080U CN 201320793120 U CN201320793120 U CN 201320793120U CN 203647080 U CN203647080 U CN 203647080U
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Abstract
The utility model 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 together, a heater for heating the pot body, a cooler for cooling the pot body and/or the pot cover and a controller connected with the locking assembly, the heater and the cooler, wherein the controller acquires a midway uncovering point and starts the cooler to carry out cooling at the midway uncovering point so that the pot body and the pot cover can be unlocked by the locking assembly when the pressure in the pressure cooking appliance is smaller than or equal to preset pressure. According to the pressure cooking appliance, the pressure in the pressure cooking appliance is rapidly reduced through the cooler so as to reach the safe pressure under which the pressure cooking appliance is uncovered, so that the purpose of removing the pot cover rapidly in the cooking process is achieved and needs of users are met. The utility model further discloses another pressure cooking appliance.
Description
Technical field
The utility model relates to household electrical appliance technical field, particularly a kind of pressure cooking appliance.
Background technology
Existing pressure cooking appliance, in cooking process, has high pressure in utensil, therefore, for fear of danger, conventionally can protective device be set on utensil, so that product can not be uncapped in cooking process.The problem of its existence is, can not meet on the one hand user uncaps and understands the demand of cooking process, on the other hand because user cannot uncap to stir food in cooking process, in the time of cooked rice, make culinary art rice out easily occur the phenomenon that bottom is sticking, surface is half-cooked, and easily occur the light problem in soup class surface in the time of culinary art soup dishes.
And in correlation technique, normally need manually or electric operating air bleeding valve could be realized the object of uncapping, but because the pressure in utensil is very large, utilize air bleeding valve exhaust, be easy to scald user, there is potential safety hazard, and the noise producing when exhaust also can affect user, therefore there is improved necessity in existing pressure cooking appliance.
Utility model content
The purpose of this utility model is intended to solve at least to a certain extent one of above-mentioned technological deficiency.
For this reason, an object of the present utility model is to propose a kind of pressure cooking appliance, this pressure cooking appliance utilizes cooler fast reducing pressure cooking appliance internal pressure to reach the safe pressure of uncapping midway, thereby in cooking process, realize the object of opening fast pot cover, meet user's demand.
Another object of the present utility model is also to have proposed a kind of pressure cooking appliance.
For achieving the above object, a kind of pressure cooking appliance that the utility model proposes on the one hand, comprising: pot body and pot cover; By the locked component of described pot cover and the locking of described pot body; The heater that described pot body is heated is for the cooler of cooling described pot body and/or pot cover; Controller, described controller is connected respectively with described locked component, described heater and described cooler, described controller obtains uncaps a little midway, and described uncap midway start a described cooler carry out cooling so that described pressure cooking appliance internal pressure while being less than or equal to preset pressure described in locked component remove the locking between described pot body and described pot cover.
According to the pressure cooking appliance the utility model proposes, obtain and uncap a little midway at the cooking process middle controller of pressure cooking appliance, and uncap halfway a startup cooler to pot body and/or pot cover carry out cooling so that pressure cooking appliance internal pressure while being less than or equal to preset pressure locked component remove the locking between pot body and pot cover, facilitate user to open pot cover.Therefore, pressure cooking appliance of the present utility model can be in cooking process fast reducing pressure cooking appliance internal pressure to reach the safe pressure of uncapping midway, realize and in cooking process, open pot cover, thereby facilitate concrete condition that user understands cooked food to carry out subsequent operation, bring convenience to user's cooking food, and then can make the effect of culinary art food out good, meet user's demand, and can in the process of fast reducing pressure cooking appliance internal pressure, avoid producing noise, improve user and experience.
Particularly, described cooler can comprise one or more in the cooling device of electronic type, air cooled chiller or water-cooled cooler.
Further, the cooking process of described pressure cooking appliance comprises heating period and packing stage, wherein, and at heater laser heating described in controller control described in the described heating period; In heater interval heating described in controller control described in described packing stage; Stop heating at heater described in the described a little described controller control of uncapping midway.
And, described pressure cooking appliance also comprises: the pressure detector that detects described pressure cooking appliance internal pressure, described pressure detector is connected with described controller, wherein, reach the first pressure at controller described in the described heating period by pressure cooking appliance internal pressure described in described heater control, repeatedly change between described the first pressure and the second pressure in pressure cooking appliance internal pressure described in described packing stage, wherein said the first pressure is greater than described the second pressure.
In addition, above-mentioned pressure cooking appliance, also comprises: air bleeding valve, described air bleeding valve is connected with described controller, wherein also controls gas described air bleeding valve discharge described pot body at the described a little described controller of uncapping midway.
Preferably, in the cooking process of described pressure cooking appliance, described controller also control described cooler described pot body and/or pot cover are carried out cooling, to produce temperature difference so that the food boiling in described pressure cooking appliance in described pot body.
For achieving the above object, a kind of pressure cooking appliance that the another aspect of the utility model proposes, comprising: pot body and pot cover; By the locked component of described pot cover and the locking of described pot body; For the cooler of cooling described pot body and/or pot cover; And the button of midway uncapping, the described button of midway uncapping is connected with described cooler, the described button of midway uncapping receives the instruction of uncapping that user sends midway, if wherein in the cooking process of described pressure cooking appliance, the described button of uncapping is triggered by described user midway, described cooler starts and carries out cooling so that described pressure cooking appliance internal pressure while being less than or equal to preset pressure described in locked component remove the locking between described pot body and described pot cover.
According to the pressure cooking appliance the utility model proposes, if uncapped in the cooking process of pressure cooking appliance midway, button is triggered by user, cooler starts and carries out cooling to pot body and/or pot cover, so that pressure cooking appliance internal pressure while being less than or equal to preset pressure locked component remove the locking between pot body and pot cover, facilitate user to open pot cover.Therefore, pressure cooking appliance of the present utility model can be in cooking process fast reducing pressure cooking appliance internal pressure to reach the safe pressure of uncapping midway, realize and in cooking process, open pot cover, thereby facilitate concrete condition that user understands cooked food to carry out subsequent operation, bring convenience to user's cooking food, and then can make the effect of culinary art food out good, meet user's demand, and can in the process of fast reducing pressure cooking appliance internal pressure, avoid producing noise, improve user and experience.
The aspect that the utility model is additional and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present utility model.
Accompanying drawing explanation
The utility model above-mentioned and/or additional aspect and advantage will become from the following description of the accompanying drawings of embodiments obviously and easily and understand, wherein:
Fig. 1 is the pressure history schematic diagram in utensil in the pressure cooking appliance course of work of the prior art;
Fig. 2 is the power change curve schematic diagram of the heater work in the pressure cooking appliance course of work of the prior art;
Fig. 3 is according to the block diagram of the pressure cooking appliance of the utility model embodiment;
Fig. 4 is according to the block diagram of the pressure cooking appliance of an embodiment of the utility model;
Fig. 5 is according to the structural representation of the pressure cooking appliance of the utility model embodiment;
Fig. 6 is according to the pressure history schematic diagram in the utensil that in the pressure cooking appliance course of work of an embodiment of the utility model, the heating period need to uncap midway;
Fig. 7 is according to the pressure history schematic diagram in the utensil that in the pressure cooking appliance course of work of another embodiment of the utility model, packing stage need to be uncapped midway;
Fig. 8 is according to the flow chart of the control method of the pressure cooking appliance of the utility model embodiment;
Fig. 9 is according to the flow chart of the control method that in the pressure cooking appliance course of work of a specific embodiment of the utility model, the heating period need to uncap midway;
Figure 10 is according to the flow chart of the control method that in the pressure cooking appliance course of work of another embodiment of the utility model, packing stage need to be uncapped midway; And
Figure 11 is according to the schematic diagram of cooler work in the controlled pressure cooking apparatus of an embodiment of the utility model.
Reference numeral:
The specific embodiment
Describe embodiment of the present utility model below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Be exemplary below by the embodiment being described with reference to the drawings, only for explaining the utility model, and can not be interpreted as restriction of the present utility model.
Disclosing below provides many different embodiment or example to be used for realizing different structure of the present utility model.Of the present utility model open in order to simplify, hereinafter the parts to specific examples and setting are described.Certainly, they are only example, and object does not lie in restriction the utility model.In addition, the utility model can be in different examples repeat reference numerals and/or letter.This repetition is in order to simplify and object clearly, itself do not indicate the relation between discussed various embodiment and/or setting.In addition, the various specific technique that the utility model provides and the example of material, but those of ordinary skills can recognize the property of can be applicable to of other techniques and/or the use of other materials.In addition, First Characteristic described below Second Characteristic it " on " structure can comprise that the first and second Characteristics creations are the direct embodiment of contact, also can comprise the embodiment of other Characteristics creation between the first and second features, such the first and second features may not be direct contacts.
In description of the present utility model, it should be noted that, unless otherwise prescribed and limit, term " installation ", " being connected ", " connection " should be interpreted broadly, for example, can be mechanical connection or electrical connection, also can be the connection of two element internals, can be to be directly connected, and also can indirectly be connected by intermediary, for the ordinary skill in the art, can understand as the case may be the concrete meaning of above-mentioned term.
Before describing according to the control method of the pressure cooking appliance of the utility model embodiment proposition and pressure cooking appliance, simply introduce first the operation principle of pressure cooking appliance of the prior art.
Fig. 1 is the pressure history schematic diagram in utensil in the pressure cooking appliance course of work of the prior art.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, the pressure-detecting device in pressure cooking appliance detects when the pressure in utensil reaches Pa, heater quits work or with low-power operation.
Packing stage a1-a2: by naturally cooling while making Pressure Drop in utensil to Pb, heater continues heating, in the time that the pressure in utensil reaches Pa, heater stops heating, again by naturally cooling while making Pressure Drop in utensil to Pb, heater starts again heating, so repeatedly carries out, until food cooking process finishes.
Pressure release stage a2-a3: after food cooking finishes, make the pressure in utensil be down to P0 from Pa by naturally cooling.Wherein, Fig. 2 is the power change curve schematic 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, must be after cooking process finishes and when utensil internal pressure is reduced to P0, just can uncap, so just can not meet the demand that user uncaps in cooking process.
The utility model, just based on above consideration, has proposed the control method of a kind of new pressure cooking appliance and this pressure cooking appliance.
Describe with reference to the accompanying drawings according to the pressure cooking appliance of the utility model embodiment proposition and the control method of pressure cooking appliance.
Fig. 3 is according to the block diagram of the pressure cooking appliance of the utility model embodiment, and Fig. 5 is according to the structural representation of the pressure cooking appliance of the utility model embodiment.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, locked component 10 locks pot cover 200 and pot body 100; Heater 20 heats for example interior pot 101 of pot in body 100 of 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 the cooling device of electronic type, air cooled chiller or water-cooled cooler, certainly, can be also the cooler of other types of cooling.
As shown in Figure 3, controller 50 is connected respectively with locked component 10, heater 20 and cooler 40, controller 50 obtains uncaps a little midway, and a startup cooler 40 of uncapping halfway carries out cooling to pot body 100 and/or pot cover 200, so that the locking that locked component 10 is removed between pot bodies 100 and pot cover 200 while being less than or equal to preset pressure P0 of pressure cooking appliance internal pressure, 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 heatings; In the 50 control heater 20 interval heating of packing stage controller; Our controller 50 control heaters 20 of uncapping halfway stop heating.Certainly, be understandable that, the point control device 50 of uncapping halfway can also fall low-power operation by control heater 20.
In an embodiment of the present utility model, as shown in Fig. 4 or Fig. 5, above-mentioned pressure cooking appliance also comprises: pressure detector 30.Pressure detector 30 is for detection of pressure cooking appliance internal pressure, and pressure detector 30 is connected with controller 50.Wherein, reached the first pressure at heating period controller 50 by heater 20 controlled pressure cooking apparatus by pressure, repeatedly change between the first pressure and the second pressure in packing stage pressure cooking appliance internal pressure, wherein the first pressure is greater than the second pressure.I.e. speech, at packing stage, controller 50 can heat at control heater 20 intervals, and in the time that pressure cooking appliance is reached the first pressure by pressure, control heater 20 stops heating or heats with low-power; In the time that pressure cooking appliance internal pressure is down to the second pressure, control heater 20 continues heating or high power heating.In other embodiment of the present utility model, also can, by temperature in detected pressures cooking apparatus, according to the corresponding relation of temperature and pressure, carry out detected pressures cooking apparatus internal pressure.
In embodiment of the present utility model, uncap a little can be according to arbitrary setting parameter in the temperature in pressure or pressure cooking appliance in pressure cooking appliance working time, pressure cooking appliance midway, or the setting that mutually combines.Therefore, uncapping can be a little uncap time point, uncap temperature spot or the pressure spot etc. of midway uncapping midway midway midway.For example, the moment of the time point of midway uncapping can be preset between 0～120 minute, preferably, can be made as 40 minutes, i.e. electric pressure cooking saucepan work the action of uncapping after 40 minutes; Or the temperature of the temperature spot of uncapping can be preset in 101 ℃～120 ℃, preferably midway, can be made as 105 ℃,, when the temperature in electric pressure cooking saucepan arrives 105 ℃, starting pressure adjusting part, is depressured to locked component and removes after the locking between pot cover and pot body, the action of just can uncapping, also can be made as in the time that kettle temperature reaches 105 ℃, wait for after 20 minutes restart pressure adjusting part, be depressured to locked component and remove after the locking between pot cover and pot body, the action of just can uncapping; Or the force value of the pressure spot of uncapping can be preset as P+ △ P2 midway, in the time that the pressure in electric pressure cooking saucepan is down to P+ △ P2 from P+ △ P1, the electric pressure cooking saucepan action of uncapping, wherein, P is atmospheric pressure, △ P1 can be 5KPa～100KPa, is preferably 50KPa, △ P2≤5KPa.
And, uncap midway and a little can before culinary art, be set by user, or set in cooking process by user, or the culinary art mode decision of selecting according to user.Wherein, according to the needs of cooking food, one or more uncapping a little can be set midway.In embodiment of the present utility model, uncap is some generalized concept midway, the instruction of midway uncapping that a little can be sent by user of midway uncapping is determined, the for example manual input of the user instruction of midway uncapping in cooking process, also can be in operation by the control program in controller definite, for example, run to default time point.Or, also can, before culinary art, be set in advance by user, and midway uncapping of setting in advance a little remained in pressure cooking appliance.I.e. speech, the instruction while midway uncapping some can produce by man-machine interface, command generating device, and user uncaps a little by man-machine interface, command generating device setting in cooking process midway; An instruction while midway uncapping some also can produce or culinary art parameter meets and defaultly produces while uncapping condition automatically by controller, and user sets and uncaps a little midway before culinary art; The culinary art scheme that an instruction while midway uncapping some can also arrange by user produces, and the automatic setting of culinary art pattern of selecting according to user is uncapped a little midway.
It should be noted that, above example is only the description for example to uncap a little midway, also uncaps a little to adopt above mode similar or equivalent variations to determine midway, does not repeat them here.And be understandable that, uncap is a little to uncap in the middle of corresponding pressure cooking apparatus cooking process midway.
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, the point control device 50 of uncapping halfway is also controlled air bleeding valve 60 and discharged the gas in pot body 100.Speech, is reduced in the process of preset pressure P0 in pressure cooking appliance internal pressure, when can starting cooler 40, opens air bleeding valve 60, makes the speed of the pressure drop in pressure cooking appliance faster.Wherein, the force value of P0 can be more than or equal to 0 and be less than or equal to 4Kpa.Like this, by cooler, pot body and/or pot cover are carried out to cooling and air bleeding valve batch (-type) ground exhaust, the pressure in pressure cooking appliance is reduced rapidly, noise when air bleeding valve adopts batch (-type) ground exhaust to control exhaust well.
In embodiment of the present utility model, midway uncapping in cooking process can be in the heating period, also can, at packing stage, that is to say, in cooking process, open pot cover 200 and be included in the heating period and open pot cover 200 or open pot cover 200 at packing stage.
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.
Uncap a little in the heating period midway, be stage b 1-b3, control heater 20 stops heating or reduction power heating and startup cooler 40 to pot body and/or pot cover carries out cooling so that the pressure in pressure cooking appliance is reduced to rapidly preset pressure P0, the locking that locked component 10 is removed between pot bodies and pot cover.In addition, in the process of step-down, controller 50 can also be controlled air bleeding valve 60 and discharge the gas in pot body 100.Like this, user can open pot cover and carry out as required subsequent operation, and for example, after the food of culinary art being stirred, pot cover closes.
Packing stage b3-b4: closing after pot cover, heater 20 continues heating or rises high-power operation, in the time that the pressure in utensil reaches the first pressure Pa, heater 20 stops heating or falls low-power operation, adopt the cooling mode of nature to make the pressure drop in pressure cooking appliance, certainly, also can control cooler 40 carries out the cooling so that pressure in utensil to pot body and/or pot cover and declines rapidly, in the time that utensil internal pressure is reduced to the second pressure P b, control heater 20 continues heating or rises high-power operation, when pressure in utensil reaches the first pressure Pa, heater stops heating or falls low-power operation, so repeatedly carry out, until the timer in controller 50 is while reaching Preset Time, control heater 20 stops heating, complete pressurize, food cooking finishes.
In embodiment of the present utility model, 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 be less than or equal to 200Kpa, for example, can be 70Kpa; The force value of Pb can be greater than 0 and be less than Pa, for example, can be 40Kpa.
Pressure release stage b 4-b5: food cooking finishes, heater 20 stops heating, make the Pressure Drop in utensil be depressed into P0 by naturally cooling, certainly, also can be by starting cooler 40, make cooler 40 carry out the cooling so that pressure rapid depressurization in utensil to pot body and/or pot cover and, to P0, be down to after P0 in utensil internal pressure, the locking that locked component 10 is removed between pot body and pot cover, 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: in the time that utensil internal pressure reaches Pa, can be by the naturally cooling pressure decreased making in utensil, certainly, also can start cooler 40 carries out the cooling so that pressure in utensil to pot body and/or pot cover and declines rapidly, in the time that utensil internal pressure is reduced to the second pressure P b, control heater 20 continues heating or rises high-power operation, in the time that the pressure in utensil reaches the first pressure Pa, control heater stops heating or falls low-power operation, then by naturally cooling or cooler 40 is cooling makes the pressure in pressure cooking appliance again be down to the second pressure P b, control heater continues heating or rises high-power operation, so repeatedly carry out.
Uncap at packing stage midway, be stage c2-c4, controller 50 starts cooler 40 and carries out cooling to pot body and/or pot cover, and control heater 20 stops heating, make the pressure decreased in utensil, in the time that utensil internal pressure is less than or equal to preset pressure P0, reach the safe pressure that can open pot cover 200, the locking that locked component 10 is removed between pot body and pot cover, like this, user can open pot cover and carry out as required subsequent operation, and for example, after the food of culinary art being stirred, pot cover closes.Closing after pot cover, heater 20 continues heating, proceeds pressurize, until the timer in controller 50 is while reaching Preset Time, control heater 20 quits work, and completes pressurize, and food cooking finishes.
Pressure release stage c5-c6: food cooking finishes, heater 20 stops heating, make the Pressure Drop in utensil be depressed into P0 by naturally cooling, certainly, also can be by starting cooler 40, make cooler 40 carry out the cooling so that pressure rapid depressurization in utensil to pot body and/or pot cover and, to P0, be down to after P0 in utensil internal pressure, the locking that locked component 10 is removed between pot body and pot cover, user can open pot cover 200.
In an embodiment of the present utility model, in the cooking process of pressure cooking appliance, controller 50 also control cooler pot body and/or pot cover are carried out cooling, to produce temperature difference in pot body so that the food boiling in pressure cooking appliance.That is to say, while not uncapping in the cooking process of pressure cooking appliance midway, controller 50 also can be controlled cooler and carry out cooling to pot body and/or pot cover, in pot body, produce temperature difference like this so that the food boiling in pressure cooking appliance, thereby pressure cooking appliance does not need air bleeding valve to open the phenomenon that can make pot interior food form rolling boiling, thereby the fluid in pressure cooking appliance can splash out, more clean, and the generation of noise while avoiding exhaust, also the situation that there will not be steam to hurt sb.'s feelings, has guaranteed user's safety.
The pressure cooking appliance proposing according to the utility model embodiment, obtain and uncap a little midway at the cooking process middle controller of pressure cooking appliance, and uncap halfway a startup cooler to pot body and/or pot cover carry out cooling so that pressure cooking appliance internal pressure while being less than or equal to preset pressure locked component remove the locking between pot body and pot cover, facilitate user to open pot cover.Therefore, pressure cooking appliance of the present utility model can be in cooking process fast reducing pressure cooking appliance internal pressure to reach the safe pressure of uncapping midway, realize and in cooking process, open pot cover, thereby facilitate situation that user understands cooked food to carry out follow-up operation, bring convenience to user's cooking food, and then can make the effect of culinary art food out good, meet user's demand, and can in the process of fast reducing pressure cooking appliance internal pressure, avoid producing noise, improve user and experience.
Fig. 8 is according to the flow chart of the control method of the pressure cooking appliance of the utility model embodiment, wherein, this pressure cooking appliance is the pressure cooking appliance that above-described embodiment is described, 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 embodiment of the present utility model, after pressure cooking appliance switches on power, heater starts pot body to heat, and the pressure in utensil starts to rise, now pressure cooking appliance is in heating period example stage b 0-b1 as shown in Figure 6, or the stage c0-c1 shown in Fig. 7.
S2, controller obtains midway and uncaps a little, and a startup cooler of uncapping halfway carry out cooling so that pressure cooking appliance internal pressure while being less than or equal to preset pressure locked component remove the locking between pot body and pot cover.
Particularly, the cooking process of pressure cooking appliance comprises heating period and packing stage, wherein, and at heating period controller control heater laser heating; Heat at packing stage controller control heater interval; The point control device control heater of uncapping halfway stops heating.
That is to say, the point control heater of uncapping halfway quits work and starts cooler pot body and/or pot cover are carried out coolingly making the pressure in pressure cooking appliance be reduced to rapidly preset pressure P0.
In addition, in step S2, uncap halfway point control device also the air bleeding valve in controlled pressure cooking apparatus discharge the gas in pot body.Speech, uncaps in point control pressure cooking appliance step-down process halfway, can also control the air bleeding valve in opening pressure cooking apparatus, that is to say, in the time that utensil internal pressure is down to a certain force value, open air bleeding valve simultaneously and carry out exhaust, make the pressure in utensil be down at faster speed P0.Pressure decreased in utensil is during to P0, and locked component is removed the locking between pot cover and pot body, can open pot cover, and carry out subsequent operation as required, and for example, after the food of culinary art being stirred, pot cover closes.Concrete stage b 1-b3 as shown in Figure 6, the stage c2-c4 shown in Fig. 7.
In an embodiment of the present utility model, the control method of above-mentioned pressure cooking appliance also comprises: detected pressures cooking apparatus internal pressure; Reach the first pressure Pa at heating period controller by heater controlled pressure cooking apparatus internal pressure; Between the first pressure Pa and the second pressure P b, repeatedly change by heater controlled pressure cooking apparatus internal pressure 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 be less than or equal to 200Kpa, for example, can be 70Kpa; The force value of Pb can be greater than 0 and be less than Pa, for example, can be 40Kpa.
Particularly, pressure cooking appliance in the time of packing stage, concrete stage b 4-b5 as shown in Figure 6, the stage c1-c5 shown in Fig. 7.In the time detecting that pressure cooking appliance internal pressure reaches the first pressure Pa, heater quits work or falls low-power operation, pressure cooking appliance internal pressure starts to decline like this, in the time detecting that pressure cooking appliance internal pressure is down to Pb, heater works on or rises high-power operation, and pressure cooking appliance internal pressure starts to rise, in the time that pressure cooking appliance internal pressure rises to Pa, heater quits work again or falls low-power operation, so repeatedly carries out several times.
In embodiment of the present utility model, in cooking process, open pot cover and be included in the heating period and open pot cover or open pot cover at packing stage.
Wherein, uncap in the heating period midway, be the 1-b3 of stage b shown in Fig. 6, control heater stops heating or reduction power heating and startup cooler to pot body and/or pot cover carries out cooling so that pressure cooking appliance internal pressure is less than or equal to preset pressure P0, and locked component is removed the locking between pot body and pot cover.In addition, in the process of step-down, controller can also be controlled air bleeding valve and discharge the gas in pot body.Like this, user can open pot cover and carry out as required subsequent operation, and for example, after the food of culinary art being stirred, pot cover closes.
In the time that packing stage need to be uncapped midway, i.e. stage c2-c4 as shown in Figure 7, controller starts cooler and carries out cooling to pot body and/or pot cover, and control heater stops heating, pressure cooking appliance internal pressure is reduced, in the time that pressure cooking appliance internal pressure is less than or equal to preset pressure, reach the safe pressure that can open pot cover, locked component is removed the locking between pot body and pot cover, like this, user can open pot cover and carry out as required subsequent operation, and for example, after the food of culinary art being stirred, pot cover closes.Closing after pot cover, heater continues heating, proceeds packing stage, until the timer in controller is while reaching Preset Time, pressure cooking appliance enters pressure release stage example stage b 4-b5 as shown in Figure 6, the stage c5-c6 shown in Fig. 7, food cooking finishes, and heater stops heating.Finish at food cooking, heater stops after heating, be depressurized to P0 by the naturally cooling pressure cooking appliance internal pressure that makes, or by starting cooler, make cooler carry out cooling so that pressure cooking appliance internal pressure rapid depressurization to P0 to pot body and/or pot cover, user can open pot cover.
In a specific embodiment of the present utility model, while uncapping in the heating period, as shown in Figure 9, the control method of above-mentioned pressure cooking appliance comprises the following steps midway:
S101, switches on power, and heater is started working.
S102, pressure cooking appliance internal pressure rises.
S103 uncaps midway.
S104, control heater quits work and opens cooler.
S105, pressure cooking appliance internal pressure is less than or equal to such as zero-pressure of preset pressure, and pressure cooking appliance internal 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, for example, after the food of culinary art being stirred, enters next step.
S107, pot cover closes.
S108, enters packing stage.In the time detecting that pressure cooking appliance internal pressure reaches the first pressure, heater quits work or falls low-power operation, pressure cooking appliance internal pressure is during from the first pressure decreased to the second pressure, and heater works on or rises high-power operation, so repeatedly carries out.
S109, timer reaches Preset Time.
S110, control heater quits work, and food cooking finishes.
S111, enters the pressure release stage, and pressure cooking appliance internal pressure is down to preset pressure for example when zero-pressure, can open pot cover.
In another embodiment of the present utility model, in the time that packing stage is uncapped midway, 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 cooking appliance internal pressure rises.
S203, pressure cooking appliance internal pressure reaches the first pressure.
S204, enters packing stage.In the time detecting that pressure cooking appliance internal pressure reaches the first pressure, heater quits work or falls low-power operation, pressure cooking appliance internal pressure is during from the first pressure decreased to the second pressure, and heater works on or rises high-power operation, so repeatedly carries out.
S205 uncaps midway.
S206, control heater quits work and opens cooler.
S207, pressure cooking appliance internal pressure is less than or equal to such as zero-pressure of preset pressure, and pressure cooking appliance internal 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, for example, after the food of culinary art being stirred, enters next step.
S209, pot cover closes.
S210, continues packing stage.Similarly, in the time detecting that pressure cooking appliance internal pressure reaches the first pressure, heater quits work or falls low-power operation, and pressure cooking appliance internal pressure is during from the first pressure decreased to the second pressure, heater works on or rises high-power operation, so repeatedly carries out.
S211, timer reaches Preset Time.
S212, control heater quits work, and food cooking finishes.
S213, enters the pressure release stage, and pressure cooking appliance internal pressure is down to preset pressure for example when zero-pressure, can open pot cover.
In an embodiment of the present utility model, in the cooking process of pressure cooking appliance, controller also control cooler pot body and/or pot cover are carried out cooling, to produce temperature difference in pot body so that the food boiling in pressure cooking appliance.That is to say, while not uncapping in the cooking process of pressure cooking appliance midway, controller also can be controlled cooler and carry out cooling to pot body and/or pot cover, in pot body, produce temperature difference like this so that the food boiling in pressure cooking appliance, thereby pressure cooking appliance does not need air bleeding valve to open the phenomenon that can make pot interior food form rolling boiling, thereby the fluid in pressure cooking appliance can splash out, more clean, and the generation of noise while avoiding exhaust, also the situation that there will not be steam to hurt sb.'s feelings, has guaranteed user's safety.
The control method of the pressure cooking appliance proposing according to the utility model embodiment, obtain and uncap a little midway at the cooking process middle controller of pressure cooking appliance, and uncap halfway a startup cooler to pot body and/or pot cover carry out cooling so that pressure cooking appliance internal pressure while being less than or equal to preset pressure locked component remove the locking between pot body and pot cover, make like this pressure cooking appliance can be in cooking process the pressure in fast reducing utensil to reach the safe pressure of uncapping midway, realize and in cooking process, open pot cover, facilitate situation that user understands cooked food to carry out subsequent operation, bring convenience to user's cooking food, and then can make the effect of culinary art food out good, meet user's demand.And this control method is simple and reliable.
In addition the pressure cooking appliance proposing according to another embodiment of the utility model, comprises pot body 100, pot cover 200, locked component 10, cooler 40 and the button 80 of uncapping midway.
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.The button 80 of midway uncapping is connected with cooler 40, the button 80 of midway uncapping receives the instruction of uncapping that user sends midway, if wherein uncapped in the cooking process of described pressure cooking appliance midway, button 80 is triggered by described user, cooler 40 starts and carries out cooling so that described pressure cooking appliance internal pressure while being less than or equal to preset pressure locked component 10 remove the locking between described pot body and described pot cover.
As shown in figure 11, one end of cooler 40 can be connected respectively with input power with master control borad 1000 by the button 80 of uncapping midway, 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, in the time that the button 80 of midway uncapping is triggered by user, input power to cooler power supply so that cooler start working, thereby regulate pressure cooking appliance internal pressure.
Be understandable that, on master control borad, controller 50 can also be set, controller 50 obtains midway uncaps a little, and the point control cooler 50 of uncapping is halfway started working.
The pressure cooking appliance proposing according to the utility model embodiment, if uncapped in the cooking process of pressure cooking appliance midway, button is triggered by user, cooler starts and carries out cooling to pot body and/or pot cover, so that pressure cooking appliance internal pressure while being less than or equal to preset pressure locked component remove the locking between pot body and pot cover, facilitate user to open pot cover.Therefore, pressure cooking appliance of the present utility model can be in cooking process fast reducing pressure cooking appliance internal pressure to reach the safe pressure of uncapping midway, realize and in cooking process, open pot cover, thereby facilitate concrete condition that user understands cooked food to carry out subsequent operation, bring convenience to user's cooking food, and then can make the effect of culinary art food out good, meet user's demand, and can in the process of fast reducing pressure cooking appliance internal pressure, avoid producing noise, improve user and experience.
Any process of otherwise describing in flow chart or at this or method are described and can be understood to, represent to comprise that one or more is for realizing the module of code of executable instruction of step of specific logical function or process, fragment or part, and the scope of preferred embodiment of the present utility model comprises other realization, wherein can be not according to order shown or that discuss, comprise according to related function by the mode of basic while or by contrary order, carry out function, this should be understood by embodiment person of ordinary skill in the field of the present utility model.
The logic and/or the step that in flow chart, represent or otherwise describe at this, for example, can be considered to the sequencing list of the executable instruction for realizing logic function, may be embodied in any computer-readable medium, use for instruction execution system, device or equipment (as computer based system, comprise that the system of processor or other can and carry out the system of instruction from instruction execution system, device or equipment instruction fetch), or use in conjunction with these instruction execution systems, device or equipment.With regard to this description, " computer-readable medium " can be anyly can comprise, device that storage, communication, propagation or transmission procedure use for instruction execution system, device or equipment or 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 wirings, portable computer diskette box (magnetic device), random-access memory (ram), read-only storage (ROM), the erasable read-only storage (EPROM or flash memory) of editing, fiber device, and portable optic disk read-only storage (CDROM).In addition, computer-readable medium can be even paper or other the suitable medium that can print described program thereon, because can be for example by paper or other media be carried out to optical scanner, then edit, decipher or process in electronics mode and obtain described program with other suitable methods if desired, be then stored in computer storage.
Should be appreciated that each several part of the present utility model can realize with hardware, software, firmware or their combination.In the above-described embodiment, multiple steps or method can realize with being stored in software or the firmware carried out in memory and by suitable instruction execution system.For example, 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: there is the discrete logic for data-signal being realized to the logic gates of logic function, 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 can carry out the hardware that instruction is relevant by program to complete, described program can be stored in a kind of computer-readable recording medium, this program, in the time carrying out, comprises step of embodiment of the method one or a combination set of.
In addition, the each functional unit in each embodiment of the utility model can be integrated in a processing module, can be also that the independent physics of unit exists, and also can be integrated in a module two or more unit.Above-mentioned integrated module both can adopt the form of hardware to realize, and also can adopt the form of software function module to realize.If described integrated module realizes and during as production marketing independently or use, also can be stored in a computer read/write memory medium using the form of software function module.
The above-mentioned storage medium of mentioning can be read-only storage, disk or CD etc.
In the description of this description, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present utility model or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And specific features, structure, material or the feature of description can be with suitable mode combination in any one or more embodiment or example.
Although illustrated and described embodiment of the present utility model, for the ordinary skill in the art, be appreciated that in the situation that not departing from principle of the present utility model and spirit and can carry out multiple variation, modification, replacement and modification to these embodiment, scope of the present utility model is by claims and be equal to and limit.
Claims (7)
1. a pressure cooking appliance, is characterized in that, comprising:
Pot body and pot cover;
By the locked component of described pot cover and the locking of described pot body;
The heater that described pot body is heated;
For the cooler of cooling described pot body and/or pot cover; And
Controller, described controller is connected respectively with described locked component, described heater and described cooler, described controller obtains uncaps a little midway, and described uncap midway start a described cooler carry out cooling so that described pressure cooking appliance internal pressure while being less than or equal to preset pressure described in locked component remove the locking between described pot body and described pot cover.
2. pressure cooking appliance as claimed in claim 1, is characterized in that, the cooking process of described pressure cooking appliance comprises heating period and packing stage, wherein,
At heater laser heating described in controller control described in the described heating period;
In heater interval heating described in controller control described in described packing stage;
Stop heating at heater described in the described a little described controller control of uncapping midway.
3. pressure cooking appliance as claimed in claim 2, is characterized in that, also comprises:
Detect the pressure detector of described pressure cooking appliance internal pressure, described pressure detector is connected with described controller, wherein, reach the first pressure at controller described in the described heating period by pressure cooking appliance internal pressure described in described heater control, repeatedly change between described the first pressure and the second pressure in pressure cooking appliance internal pressure described in described packing stage, wherein said the first pressure is greater than described the second pressure.
4. pressure cooking appliance as claimed in claim 1, is characterized in that, also comprises:
Air bleeding valve, described air bleeding valve is connected with described controller, wherein also controls gas described air bleeding valve discharge described pot body at the described a little described controller of uncapping midway.
5. pressure cooking appliance as claimed in claim 1, is characterized in that, described cooler comprises one or more in the cooling device of electronic type, 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 control described cooler described pot body and/or pot cover are carried out cooling, to produce temperature difference so that the food boiling in described pressure cooking appliance in described pot body.
7. a pressure cooking appliance, is characterized in that, comprising:
Pot body and pot cover;
By the locked component of described pot cover and the locking of described pot body;
For the cooler of cooling described pot body and/or pot cover; And
The button of midway uncapping, the described button of midway uncapping is connected with described cooler, the described button of midway uncapping receives the instruction of uncapping that user sends midway, if wherein in the cooking process of described pressure cooking appliance, the described button of uncapping is triggered by described user midway, described cooler starts and carries out cooling so that described pressure cooking appliance internal pressure while being less than or equal to preset pressure described in locked component remove the locking between described pot body and described pot cover.
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| CN201320793120.2U CN203647080U (en) | 2013-12-04 | 2013-12-04 | Pressure cooking appliance |
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| CN201320793120.2U CN203647080U (en) | 2013-12-04 | 2013-12-04 | Pressure cooking appliance |
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| CN104688026A (en) * | 2013-12-04 | 2015-06-10 | 广东美的生活电器制造有限公司 | Pressure cooking appliance and control method thereof |
| CN105231812A (en) * | 2014-07-07 | 2016-01-13 | 九阳股份有限公司 | Method for cooking foods with electric pressure |
| CN105286495A (en) * | 2014-06-24 | 2016-02-03 | 佛山市顺德区美的电热电器制造有限公司 | Pressure cooking utensil and its control method |
| CN105520503A (en) * | 2014-09-29 | 2016-04-27 | 佛山市顺德区美的电热电器制造有限公司 | Pressure cooking utensil and control method thereof |
| CN107836987A (en) * | 2016-09-21 | 2018-03-27 | 佛山市顺德区美的电热电器制造有限公司 | Humidity control system and cooking apparatus |
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| CN110575062A (en) * | 2018-06-11 | 2019-12-17 | 佛山市顺德区美的电热电器制造有限公司 | Pressure cooking appliance and control method thereof |
| CN110868893A (en) * | 2017-07-12 | 2020-03-06 | Seb公司 | Cooking preparation device and control method thereof |
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| CN104688026A (en) * | 2013-12-04 | 2015-06-10 | 广东美的生活电器制造有限公司 | Pressure cooking appliance and control method thereof |
| CN105286495A (en) * | 2014-06-24 | 2016-02-03 | 佛山市顺德区美的电热电器制造有限公司 | Pressure cooking utensil and its control method |
| CN105231812A (en) * | 2014-07-07 | 2016-01-13 | 九阳股份有限公司 | Method for cooking foods with electric pressure |
| CN105520503B (en) * | 2014-09-29 | 2018-07-13 | 佛山市顺德区美的电热电器制造有限公司 | Pressure cooking appliance and its control method |
| CN105520503A (en) * | 2014-09-29 | 2016-04-27 | 佛山市顺德区美的电热电器制造有限公司 | Pressure cooking utensil and control method thereof |
| CN107836987A (en) * | 2016-09-21 | 2018-03-27 | 佛山市顺德区美的电热电器制造有限公司 | Humidity control system and cooking apparatus |
| CN108013738A (en) * | 2016-10-31 | 2018-05-11 | 佛山市顺德区美的电热电器制造有限公司 | A kind of pressure heating control method and cooking apparatus |
| CN110868893A (en) * | 2017-07-12 | 2020-03-06 | Seb公司 | Cooking preparation device and control method thereof |
| CN110868893B (en) * | 2017-07-12 | 2022-03-25 | Seb公司 | Cooking preparation device and control method thereof |
| CN110119102A (en) * | 2018-02-05 | 2019-08-13 | 佛山市顺德区美的电热电器制造有限公司 | Control method, cooking machine and the computer readable storage medium of cooking machine |
| CN110119102B (en) * | 2018-02-05 | 2022-01-25 | 佛山市顺德区美的电热电器制造有限公司 | Control method of cooking machine, cooking machine and computer readable storage medium |
| CN110575062A (en) * | 2018-06-11 | 2019-12-17 | 佛山市顺德区美的电热电器制造有限公司 | Pressure cooking appliance and control method thereof |
| CN110575062B (en) * | 2018-06-11 | 2022-06-14 | 佛山市顺德区美的电热电器制造有限公司 | Pressure cooking appliance and control method thereof |
| CN111374540A (en) * | 2020-05-18 | 2020-07-07 | 珠海格力电器股份有限公司 | Pressure relief method and device of electric pressure cooker, electric pressure cooker and readable storage medium |
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Granted publication date: 20140618 |