CN109965713B - Steamer of electric cooker, electric cooker and control method of electric cooker - Google Patents
Steamer of electric cooker, electric cooker and control method of electric cooker Download PDFInfo
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- CN109965713B CN109965713B CN201910324037.2A CN201910324037A CN109965713B CN 109965713 B CN109965713 B CN 109965713B CN 201910324037 A CN201910324037 A CN 201910324037A CN 109965713 B CN109965713 B CN 109965713B
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Abstract
The invention provides a steamer of an electric cooker, the electric cooker and a control method thereof. In the food steamer of the electric cooker, through holes are formed in the bottom wall of the food steamer and the side wall of the food steamer, and boiled rice water in the inner pot enters the food steamer from the through holes in the side wall of the food steamer and flows out from the through holes in the bottom wall of the food steamer; or the through hole is arranged on the bottom wall of the food steamer, a gap is arranged between the side wall of the food steamer and the side wall of the inner pot, and the boiling rice water in the inner pot enters the food steamer from the gap and flows out from the through hole on the bottom wall of the food steamer. According to the steamer of the electric cooker, the boiled rice water can enter the steamer from the through hole formed in the side wall of the steamer or the gap between the side wall of the steamer and the side wall of the inner pot, starch, sugar and the like in the rice are dissolved in the rice water, then the rice water flows out from the through hole in the bottom wall of the steamer, and the starch, the sugar and the like dissolved in the rice water are taken away, so that the low-sugar rice is obtained.
Description
The present application is a divisional application of the chinese patent application having an application date of 2014, 12 months and 6, and an application number of 201410261845.6, entitled "food steamer for electric cooker, electric cooker and control method thereof".
Technical Field
The invention relates to the field of household cooking, in particular to a steamer of an electric cooker, the electric cooker comprising the steamer and a control method of the electric cooker.
Background
When the existing electric rice cooker is used for cooking rice, rice and water are placed in an inner pot to be heated, and after the rice is cooked, starch in the rice is converted into sugar, so that the rice is high in sugar content and is not suitable for being eaten by diabetics or obese patients.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art.
Therefore, the first aspect of the present invention is to provide a steamer for an electric rice cooker, which can separate rice from water during the cooking process of the electric rice cooker, so that starch, sugar and the like in the rice can be dissolved in rice water, and low-sugar rice suitable for diabetics or obese patients can be obtained.
The second aspect of the invention aims to provide the electric cooker comprising the food steamer.
The third aspect of the present invention is to provide a control method for the electric rice cooker.
In order to achieve the above object, an embodiment of a first aspect of the present invention provides a food steamer for an electric rice cooker, the food steamer is placed in an inner pot of the electric rice cooker, the food steamer includes a bottom wall and a side wall, through holes are formed on both the bottom wall of the food steamer and the side wall of the food steamer, rice is placed in the food steamer and cannot pass through the through holes, and boiled rice water in the inner pot enters the food steamer from the through holes on the side wall of the food steamer and flows out from the through holes on the bottom wall of the food steamer; or a through hole is formed in the bottom wall of the food steamer, rice is placed in the food steamer and cannot pass through the through hole, a gap is formed between the side wall of the food steamer and the side wall of the inner pot, and boiled rice soup in the inner pot enters the food steamer from the gap and flows out of the through hole in the bottom wall of the food steamer.
The steamer of the electric cooker comprises a bottom wall and a side wall, wherein the side wall is connected with the periphery of the bottom wall, so that the bottom wall and the side wall can form an accommodating cavity, and rice can be placed in the accommodating cavity; the bottom wall and/or the side wall is provided with a through hole, rice can not pass through the through hole, water can pass through the through hole, in the process of making the low-sugar rice by the electric cooker, water can pass through the through holes and immerse the rice in the steamer, during the heating process of the electric cooker, starch and sugar in the rice are dissolved in water, the rice becomes half-cooked rice after absorbing water, the water becomes rice soup, when the liquid level of the rice soup is lower than the lowest point of the steamer, the rice is separated from the rice soup, the rice soup is continuously heated, the boiled rice soup can enter the steamer through the through holes on the side wall or the gap between the side wall of the steamer and the side wall of the inner pot, the rice is continuously heated, meanwhile, the starch and the sugar in the rice are dissolved in the rice soup and flow out from the through holes in the bottom wall of the steamer, the starch and the sugar dissolved in the rice soup are taken away, the starch and the sugar in the rice in the steamer are reduced, and the low-sugar rice suitable for diabetics or obese patients is obtained.
In addition, the steamer of the electric cooker provided by the embodiment of the invention also has the following additional technical characteristics:
according to one embodiment of the invention, said through holes are provided in the middle and/or at the edges of the bottom wall of said basket.
According to one embodiment of the invention, the bottom wall of the food steamer is a rugged curved surface, and the through hole is formed in the depression of the bottom wall.
According to an embodiment of the invention, the through hole is opened on the upper part of the side wall of the food steamer.
According to one embodiment of the invention, the upper part of the side wall of the food steamer is provided with an annular step, the annular step is supported on the inner pot of the electric cooker, and the annular step is provided with the through hole; or the lower wall surface of the bottom wall of the food steamer is connected with a support, and the support is supported on the bottom wall of the inner pot.
According to one embodiment of the invention, the inner wall surface of the side wall of the steamer is provided with a hand holding part.
According to one embodiment of the invention, a plurality of convex holding parts are arranged on the outer wall surface of the side wall of the steamer, the holding parts can be supported on the inner pot, and a gap is formed between the side wall of the steamer and the side wall of the inner pot.
An embodiment of another aspect of the present invention provides an electric rice cooker, including: a pot cover; the cooker cover is opened or covered on the cooker body; the inner pot is placed in the pot body; the food steamer is the food steamer of the electric cooker in any embodiment and is placed in the inner pot; the heating device heats the inner pot; and a controller that controls operation of the heating device.
According to an embodiment of the present invention, the electric rice cooker further comprises: the liquid level detection device is used for detecting the liquid level of the rice water in the inner pot, and the controller controls the heating device to work according to the detection result of the liquid level detection device.
An embodiment of a third aspect of the present invention provides a method for controlling an electric cooker according to any of the above embodiments, comprising the steps of: s102, controlling a heating device to heat water in an inner pot and rice in a steamer soaked in the water by a controller; and S104, when the rice water in the inner pot is heated to be boiled, the controller controls the heating device to alternately increase the heating power and decrease the heating power, so that the rice water in the inner pot is boiled, the rice in the steamer is immersed, and the boiled rice water falls back.
In addition, the control method of the electric cooker provided by the embodiment of the invention also has the following additional technical characteristics:
according to an embodiment of the present invention, in the step S104, when the liquid level of the rice water rises to a first preset height, the controller controls the heating device to reduce the heating power, so that the boiling rice water falls back; when the liquid level of the rice water is reduced to a second preset height, the controller controls the heating device to increase the heating power, so that the rice water is boiled and rice in the steamer is immersed.
According to an embodiment of the present invention, the controller controls the heating device to stop heating, so that the rice water boiled in the inner pot falls back.
According to an embodiment of the present invention, after the step S104, the method further includes: and S106, after the rice soup in the inner pot boils and falls back for preset times, the liquid level of the rice soup in the inner pot is lower than that of the food steamer, the controller controls the heating of the heating device, and the rice in the food steamer is steamed by utilizing the steam generated by the rice soup.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic perspective view of a food steamer of an electric cooker according to a first embodiment of the present invention;
FIG. 2 is a schematic front view of the structure of FIG. 1;
FIG. 3 is a schematic top view of the structure of FIG. 1;
FIG. 4 is a schematic perspective view of a food steamer of the rice cooker according to a second embodiment of the present invention;
FIG. 5 is a schematic front view of the structure of FIG. 4;
FIG. 6 is a schematic top view of the structure of FIG. 4;
FIG. 7 is a schematic perspective view of a food steamer of the electric cooker according to a third embodiment of the present invention;
FIG. 8 is a schematic cross-sectional view of FIG. 7;
FIG. 9 is an enlarged view of the portion A of FIG. 8;
FIG. 10 is a schematic top view of the structure of FIG. 7;
FIG. 11 is a schematic structural view of a food steamer of the electric cooker according to a fourth embodiment of the invention;
FIG. 12 is a schematic perspective view of a food steamer of the electric cooker according to a fifth embodiment of the present invention;
FIG. 13 is a front view schematic of the structure of FIG. 12;
FIG. 14 is a schematic top view of the structure of FIG. 12;
FIG. 15 is a schematic perspective view of a food steamer of an electric cooker according to a sixth embodiment of the present invention;
FIG. 16 is a cross-sectional structural schematic view of FIG. 15;
FIG. 17 is an enlarged view of the structure of the portion B of FIG. 16;
FIG. 18 is a schematic top view of the structure of FIG. 15;
FIG. 19 is a schematic flow chart of a control method of an electric rice cooker according to an embodiment of the present invention.
Wherein, the correspondence between the reference numbers and the component names in fig. 1 to 18 is:
1, 10, 20, 200 annular steps, 30 through holes,
40 hand grips, 50 stands.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced otherwise than as specifically described herein, and thus the scope of the present invention is not limited by the specific embodiments disclosed below.
A steamer of an electric cooker, and a control method of the electric cooker according to some embodiments of the present invention will be described below with reference to the accompanying drawings.
According to some embodiments of the first aspect of the present invention, as shown in fig. 1 to 3, a food steamer 1 of an electric rice cooker is provided, wherein the food steamer 1 is placed in an inner pot (not shown) of the electric rice cooker, as shown in fig. 1 to 3, the food steamer 1 comprises a bottom wall 10 and a side wall 20, and the side wall 20 of the food steamer is connected with the periphery of the bottom wall 10 of the food steamer.
In a specific example, through holes 30 are formed in the bottom wall 10 of the food steamer and the side wall 20 of the food steamer, rice can be placed in the food steamer 1 and can not pass through the through holes 30, and boiled water in the inner pot enters the food steamer 1 from the through holes 30 in the side wall 20 of the food steamer and flows out from the through holes 30 in the bottom wall 10 of the food steamer.
The steamer of the electric cooker comprises a bottom wall and a side wall, wherein the side wall is connected with the periphery of the bottom wall, so that the bottom wall and the side wall can form an accommodating cavity, and rice can be placed in the accommodating cavity; through holes are formed in the bottom wall and the side wall of the steamer, rice cannot pass through the through holes, water can pass through the through holes, in the process of making low-sugar rice by the electric cooker, the water can pass through the through holes and immerse the rice in the steamer, in the heating process of the electric cooker, boiled rice soup can pass through the through holes in the side wall of the steamer and enter the steamer to immerse the rice in the steamer, then when the rice soup falls back, the rice soup flows out of the through holes in the bottom wall of the steamer to separate the rice soup from the rice, the rice soup and the rice are immersed and separated for multiple times, starch or sugar in the rice is drained into the rice soup, the sugar content in the rice is reduced, and the low-sugar rice suitable for being eaten by diabetics or obese patients is obtained.
In another specific example, a through hole 30 is opened on the bottom wall 10 of the food steamer, rice can be placed in the food steamer 1 and can not pass through the through hole 30, a gap is formed between the side wall 20 of the food steamer and the side wall of the inner pot, and boiling water in the inner pot enters the food steamer 1 from the gap between the side wall 20 of the food steamer and the side wall of the inner pot and flows out from the through hole 30 on the bottom wall 10 of the food steamer.
In the above example of the invention, no through hole is formed on the side wall of the steamer, in the heating process of the electric rice cooker, the boiled rice water can pass through the gap between the side wall of the steamer and the side wall of the inner pot, enter the steamer from the upper part of the steamer, immerse the rice in the steamer, and then flow out from the through hole on the bottom wall of the steamer when the rice water falls back, so that the separation of the rice water and the rice is realized, the rice water and the rice are immersed and separated for multiple times, starch or sugar in the rice is leached into the rice water, the sugar content in the rice is reduced, and the low-sugar rice suitable for being eaten by diabetics or obese patients is obtained.
In an embodiment of the present invention, as shown in fig. 4 to 18, the through hole 30 is opened at the middle of the bottom wall 10 of the food steamer.
The through hole is formed in the middle of the bottom wall of the steamer, on one hand, the rice soup which enters the steamer after boiling can flow out of the through hole in the bottom wall when falling back, and starch, sugar and the like in the rice dissolved in the rice soup are taken away, so that low-sugar rice can be obtained; on the other hand, compared with the method that the through holes are formed in the whole bottom wall of the steamer, the through holes are formed only in the middle of the bottom wall, so that the area of the through holes formed in the bottom wall is reduced, the situation that the rice soup is soaked in the bottom layer rice due to foaming of the rice soup when the boiling of the rice soup is weakened and the liquid level falls back can be reduced, the gelatinization phenomenon of the rice at the bottom of the steamer is relieved, and the taste of the rice at the bottom is guaranteed; on the other hand, the area of the through hole on the bottom wall is reduced, so that the structural strength of the bottom wall is high; on the other hand, rice is prevented from being adhered to the through holes in the bottom wall of the food steamer, so that the food steamer is convenient to clean.
Further, as shown in fig. 12 to 18, the edge of the bottom wall 10 of the food steamer is provided with the through hole 30.
Compared with the method that the through holes are formed in the whole bottom wall of the food steamer, the through holes are formed in the edge of the bottom wall of the food steamer, the rice soup entering the food steamer after boiling can flow out of the through holes in the bottom wall, starch, sugar and the like dissolved in rice in the rice soup are taken away, low-sugar rice is obtained, meanwhile, the gelatinization phenomenon caused by soaking of the rice at the bottom of the food steamer in the rice soup can be reduced, and the taste of the bottom-layer rice is guaranteed.
In another embodiment of the present invention, the bottom wall 10 of the food steamer is a rugged curved surface, and the through holes 30 are formed in the depressions of the bottom wall 10 of the food steamer.
In the example shown in fig. 7 to 10, the middle of the bottom wall 10 of the basket is downwardly convex, and the through hole 30 opens at the convex portion of the middle of the bottom wall 10 of the basket.
As shown in fig. 15 to 18, the middle of the bottom wall 10 of the food steamer is protruded upwards, and the through hole 30 is opened at the edge of the bottom wall 10 of the food steamer.
The through holes are formed in the concave positions of the bottom wall, and in the process that boiling rice water flows out from the through holes of the bottom wall, due to the action of gravity, the rice water can drip at the through holes at the lowest point of the bottom wall, and the through holes are formed in the concave positions of the bottom wall, so that on one hand, the boiling rice water entering from the through holes in the side wall can be prevented from accumulating in the steamer, the rice water is guaranteed to flow out from the through holes in the concave positions, the purpose of taking away starch, sugar and the like in rice is achieved, and meanwhile, the rice water can be prevented from accumulating in the steamer, so that the rice at the bottom layer is gelatinized, and the taste of the rice is influenced; on the other hand, compared with the method that the through holes are formed in the whole bottom wall of the food steamer, the through holes are only formed in the sunken parts of the bottom wall, the area of the through holes formed in the bottom wall is reduced, the structural strength of the bottom wall is guaranteed, the situation that the rice soup is soaked in the bottom-layer rice due to foaming of the rice soup when the boiling of the rice soup is weakened can be reduced, the gelatinization phenomenon of the rice at the bottom of the food steamer is relieved, and the taste of the rice at the bottom is guaranteed.
In some embodiments of the present invention, as shown in fig. 4 to 11 and 15 to 18, the through hole 30 is opened at the upper portion of the side wall 20 of the food steamer.
The upper part of the side wall of the food steamer is provided with a through hole, so that boiled rice soup can enter the food steamer from the through hole arranged on the upper part of the side wall and then flow out from the through hole of the bottom wall and take away starch, sugar and the like in the rice; the rice water flows out from the through hole of the bottom wall, so that the rice only absorbs the heat of the rice water and does not absorb the water of the rice water, and the rice gelatinization and the influence on the taste of the rice are avoided.
In a first specific example of the present invention, as shown in fig. 15 to 18, an annular step 200 is provided on an upper portion of the side wall 20 of the steamer, the annular step 200 can be supported on an inner pot of the electric rice cooker, and the through hole 30 is provided on the annular step 200.
The annular step has been seted up on the upper portion of the lateral wall of food steamer, and the annular step can support on the interior pot of electricity rice cooker, has realized placing the food steamer in the pot, has seted up the through-hole simultaneously on the annular step, and the through-hole is located the upper portion of the lateral wall of food steamer promptly, and the rice water of boiling that gets into in the food steamer from the through-hole department on the annular step like this can take away starch, sugar etc. in the rice in the whole food steamer.
In a second specific example of the present invention, as shown in fig. 11, the food steamer 1 of the electric rice cooker further comprises a bracket 50, one end of the bracket 50 is connected with the lower wall surface of the bottom wall 10 of the food steamer, and the other end can be supported on the bottom of the inner pot.
The food steamer still includes the support, and support one end is connected with the lower wall face of food steamer diapire, and the other end supports on the bottom of a boiler of interior pot, has realized placing the food steamer in the interior pot.
Further, in the example shown in fig. 11, the bracket 50 is a hollow structure, and the bracket 50 is a hollow structure, so that on one hand, the weight of the food steamer 1 is reduced, and the food steamer 1 is convenient to take and place, and on the other hand, rice water flowing out of the through hole 30 formed at the joint of the bottom wall 10 of the food steamer and the bracket 50 can flow through the hollow structure of the bracket 50 and finally flow into the inner pot.
Further, in the example shown in fig. 1 to 11, a grip portion 40 is provided on an inner wall surface of the side wall 20 of the basket.
The inner wall surface of the side wall of the food steamer is provided with a holding part, so that the food steamer can be conveniently taken and placed.
In a third specific example of the present invention, as shown in fig. 12 to 14, a plurality of protruding grip portions 40 are provided on an outer wall surface of the side wall 20 of the basket, the grip portions 40 can be supported on the inner pot, and a gap is provided between the side wall 20 of the basket and the side wall of the inner pot.
The outer wall surface of the side wall of the food steamer is provided with a convex holding part, so that the food steamer can be conveniently taken and placed due to the arrangement of the holding part; on the other hand, hold the portion for setting up the arch on the outer wall of food steamer lateral wall, when the diameter of food steamer lateral wall is less than inner pan diameter, accessible hold the portion and support on inner pan like this, realized placing the food steamer in inner pan, the rice water of boiling simultaneously can follow the clearance between the lateral wall of food steamer lateral wall and inner pan and pass through, then gets into in the food steamer from the food steamer top.
The food steamer of the electric cooker provided by the embodiment of the invention is specifically explained with reference to the attached drawings.
The first embodiment is as follows:
as shown in fig. 1 to 3, in the food steamer 1 of the electric rice cooker provided by the present embodiment, through holes 30 are formed on both the bottom wall 10 of the food steamer and the side wall 20 of the food steamer, in the process of cooking rice by the electric rice cooker, boiled rice water can enter the food steamer 1 from the through holes 30 of the side wall 20 of the food steamer, and then drip from the through holes 30 of the bottom wall 10 of the food steamer to take away starch, sugar and the like in the rice. The inner wall surface of the side wall 20 of the steamer 1 is provided with a holding part 40, so that the steamer 1 can be conveniently taken and placed; the upper edges of the side walls 20 of the basket are inclined outwardly so that the upper edges of the side walls 20 of the basket can rest on the outer edges of the inner pan.
Example two:
as shown in fig. 4 to 6, the difference between the food steamer 1 of the electric rice cooker provided by the present embodiment and the first embodiment is that the food steamer 1 is provided with the through holes 30 at the middle part of the bottom wall 10 of the food steamer and the upper part of the side wall 20 of the food steamer, the boiling rice water generated by heating enters the through holes 30 formed at the upper part of the side wall 20 of the food steamer, then the rice in the food steamer 1 is heated, so that the starch, sugar and the like in the rice are dissolved in the rice water, and then the rice flows out from the through holes 30 at the middle part of the bottom wall 10 of the food steamer, the sugar in the rice is reduced, and the low-sugar rice can be obtained.
Example three:
as shown in fig. 7 to 10, the food steamer 1 of the electric rice cooker provided in the present embodiment is different from the second embodiment in that the bottom wall 10 of the food steamer 1 is a rugged curved surface, specifically, the middle of the bottom wall 10 of the food steamer 1 protrudes downward, and the through hole 30 formed in the bottom wall 10 of the food steamer 1 is located on the protruding portion in the middle, that is, the through hole 30 is located at the lowest point of the bottom wall 10 of the food steamer 1, so that rice water can flow out from the through hole at the lowest point of the bottom wall.
Example four:
as shown in fig. 11, the difference between the food steamer 1 of the electric rice cooker provided in the present embodiment and the second embodiment is that a hollow bracket 50 is connected to the lower wall surface of the bottom wall 10 of the food steamer 1, and the bracket 50 is supported on the bottom of the inner pot.
Example five:
as shown in fig. 12 to 14, the difference between the steamer 1 of the electric rice cooker provided in the present embodiment and the first embodiment is that the steamer 1 is provided with through holes 30 at the middle and the edge of the bottom wall 10 of the steamer, no through hole is provided on the side wall 20 of the steamer, two protruding grip portions 40 are provided on the outer wall surface of the side wall 20 of the steamer, the grip portions 40 are supported on the inner pot, and the boiling rice water generated by heating can pass through the gap between the side wall of the inner pot and the side wall 20 of the steamer, enter the steamer 1 from the upper side of the steamer 1, and then drip from the through holes 30 provided at the middle and the edge of the bottom wall 10 of the steamer 1.
Example six:
as shown in fig. 15 to 18, the steamer 1 of the electric rice cooker provided by the present embodiment is different from the fifth embodiment in that 1) no handle is disposed on the side wall 20 of the steamer 1, but an annular step 200 is disposed on the upper portion of the side wall 20 of the steamer 1, the annular step 200 can be supported on the inner pot, and a through hole 30 is disposed on the annular step 200, so that the boiling rice water can pass through the through hole 30 disposed on the annular step 200, enter the steamer 1, and then drip from the through holes 30 disposed on the middle portion and the edge of the bottom wall 10 of the steamer 1; 2) the bottom wall 10 of the food steamer 1 is a rugged curved surface, specifically, as shown in fig. 16 and 17, the middle of the bottom wall 10 of the food steamer 1 protrudes upwards, the middle of the bottom wall 10 of the food steamer 1 is provided with a through hole 30, the edge of the bottom wall 10 of the food steamer is provided with a through hole 30, and the through hole 30 formed at the edge is located at the lowest point of the bottom wall 10 of the food steamer 1, so that rice water can drip conveniently.
An embodiment of the second aspect of the present invention provides an electric rice cooker (not shown in the drawings), comprising: a kind of deep pot lid, a kind of deep pot body, inner pan, food steamer, heating device and controller.
Specifically, the cooker cover is opened or closed on the cooker body;
the inner pot is placed in the pot body;
the food steamer is the food steamer of the electric cooker in any embodiment and is placed in the inner pot;
the heating device can heat the inner pot;
the controller may control operation of the heating device.
Further, the electric rice cooker further comprises: a liquid level detection device (not shown in the figure) for detecting the liquid level of the rice water in the inner pot, and the controller controls the heating device to work according to the detection result of the liquid level detection device.
When the liquid level detection device detects that the liquid level of the rice soup in the inner pot rises to a first preset height, the rice in the steamer is completely immersed by the boiling rice soup at the moment, the controller can control the heating device to reduce the heating power, so that the boiling of the rice soup is weakened, the liquid level of the rice soup is gradually reduced, when the liquid level of the rice soup is reduced to a second preset height, the rice soup cannot completely immerse the rice or the rice soup is completely separated from the rice, the controller can control the heating device to increase the heating power, so that the rice soup is violently boiled, the liquid level of the rice soup gradually rises, and the rice in the steamer is completely immersed. The controller controls the heating power of the heating means according to the result of the detection by the liquid level detecting means so that the rice is subjected to a plurality of immersion-separation processes with respect to the rice, thereby draining starch or sugar, etc. in the rice into the rice water to reduce the sugar content of the rice, which is suitable for diabetic patients or obese patients.
An embodiment of a third aspect of the present invention provides a method for controlling an electric cooker according to any of the above embodiments, as shown in fig. 19, comprising the steps of:
s102, controlling a heating device to heat water in an inner pot and rice in a steamer soaked in the water by a controller;
and S104, when the rice water in the inner pot is heated to be boiled, the controller controls the heating device to alternately increase the heating power and decrease the heating power, so that the rice water in the inner pot is boiled, the rice in the steamer is immersed, and the boiled rice water falls back.
When the electric rice cooker is used for cooking rice, firstly, rice is put on a food steamer, water is put in an inner pot, the food steamer is put in the inner pot, the water can pass through holes of the food steamer and enter the food steamer to immerse the rice, but the rice cannot pass through the through holes of the food steamer, after the rice and the water are put well, a controller controls a heating device to heat to start cooking, when the rice soup is boiled, the boiled rice soup can enter the food steamer from the through holes of the side walls of the food steamer or gaps between the side walls of the food steamer and the side walls of the inner pot, then the controller controls the heating device to reduce heating power to weaken boiling of the rice soup, reduce the liquid level of the rice soup, separate the rice from the rice soup, enable the rice in the food steamer to flow out from the through holes of the bottom wall of the food steamer, then the controller controls the heating device to increase the heating power to continue to immerse the rice in the rice soup and then reduce the heating power to separate the rice from the rice soup, the rice is cooked by continuously repeating the processes of boiling the rice soup, immersing the rice, weakening boiling and separating the rice from the rice soup, and starch or sugar in the rice can be drained into the rice soup through immersing and separating the rice soup and the rice for multiple times, so that the sugar content in the rice is reduced.
In a preferred embodiment of the present invention, in the step S104, when the liquid level of the rice water rises to a first preset height, the controller controls the heating device to reduce the heating power, so that the boiling rice water falls back; when the liquid level of the rice water is reduced to a second preset height, the controller controls the heating device to increase the heating power, so that the rice water is boiled and rice in the steamer is immersed.
The conversion of boiling and falling of the rice water is realized by detecting the liquid level height of the rice water and controlling the heating power of the heating device, so that the rice water and the rice are immersed and separated for multiple times, starch or sugar in the rice is drained into the rice water, and the sugar content in the rice is reduced.
In an embodiment of the invention, the controller controls the heating device to stop heating, so that the rice water boiled in the inner pot falls back.
Of course, in order to make the rice water that the liquid level rises to the first preset height fall back, the heating device can stop heating, can also reduce heating power, only need guarantee that the liquid level of rice water can reduce gradually can.
In an embodiment of the present invention, as shown in fig. 19, after the step S104, the method further includes:
and S106, after the rice water in the inner pot is boiled and falls back for preset times (such as 10 times), the liquid level of the rice water in the inner pot is lower than that of the food steamer, the controller controls the heating of the heating device, and the rice in the food steamer is steamed by using steam generated by the rice water.
After the rice water is boiled and returned for the preset times, the controller controls the heating device to continue heating so as to ensure that the rice in the steamer can be completely steamed.
In summary, the food steamer of the electric cooker provided by the embodiment of the invention has the advantages that through holes are formed in the bottom wall and the side wall of the food steamer, or through holes are formed in the bottom wall of the food steamer, and a gap is formed between the side wall of the food steamer and the side wall of the inner pot, so that boiled rice soup can enter the food steamer from the through holes in the side wall or the gap between the side wall of the food steamer and the side wall of the inner pot, then flow out from the through holes in the bottom wall, and take away starch, sugar and the like dissolved in rice in the rice soup; the through holes in the side wall of the steamer are formed in the upper part of the side wall of the steamer, the through holes in the bottom wall are formed in the concave parts of the bottom wall, and rice soup flows in from the upper part of the side wall, so that the rice in the whole steamer can be drained to remove starch and sugar, the phenomenon of undercooking of the rice can be avoided, and the rice soup flows out from the through holes in the bottom wall, so that the rice is ensured to absorb the heat of the rice soup only and not absorb the moisture of the rice soup, and the phenomenon that the taste of the rice is influenced by the gelatinization of the rice at the bottom layer is avoided; the through holes are formed in the concave parts of the bottom wall, so that the area of the holes in the bottom wall is reduced, the gelatinization phenomenon caused by rice soaking at the bottom of the steamer due to rice soup foaming can be reduced, and the taste of the bottom layer rice is guaranteed.
In the description of the present invention, the terms "connected", "mounted", and the like are used in a broad sense, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (12)
1. An electric rice cooker, characterized in that, comprising:
a pot cover;
the cooker cover is opened or covered on the cooker body;
the inner pot is placed in the pot body;
the food steamer is placed in the inner pot;
the heating device heats the inner pot; and
a controller which controls the operation of the heating device, and when the rice water in the inner pot is heated to be boiled, the controller controls the heating device to alternately increase and decrease the heating power so as to boil the rice water in the inner pot, immerse the rice in the steamer and make the boiled rice water fall back;
wherein the food steamer comprises a bottom wall and a side wall, and
through holes are formed in the bottom wall of the food steamer and the side wall of the food steamer, rice is placed in the food steamer and cannot pass through the through holes, and boiled rice soup in the inner pot enters the food steamer from the through holes in the side wall of the food steamer and flows out of the through holes in the bottom wall of the food steamer; or
A through hole is formed in the bottom wall of the food steamer, rice is placed in the food steamer and cannot pass through the through hole, a gap is formed between the side wall of the food steamer and the side wall of the inner pot, and boiled rice soup in the inner pot enters the food steamer from the gap and flows out of the through hole in the bottom wall of the food steamer; the through holes are formed in the middle and/or the edge of the bottom wall of the food steamer.
2. The rice cooker of claim 1,
the bottom wall of the food steamer is a rugged curved surface, and the through hole is formed in the sunken position of the bottom wall of the food steamer.
3. The rice cooker of claim 1 or 2,
the through hole is formed in the upper portion of the side wall of the food steamer.
4. The rice cooker of claim 1 or 2,
the upper part of the side wall of the food steamer is provided with an annular step, the annular step is supported on the inner pot, and the annular step is provided with the through hole; or
The lower wall surface of the bottom wall of the food steamer is connected with a support, and the support is supported on the bottom wall of the inner pot.
5. The rice cooker of claim 1 or 2,
the inner wall surface of the side wall of the food steamer is provided with a hand holding part.
6. The rice cooker of claim 1 or 2,
the outer wall surface of the side wall of the food steamer is provided with a plurality of convex holding parts, the holding parts can be supported on the inner pot, and gaps are formed between the side wall of the food steamer and the side wall of the inner pot.
7. The rice cooker of claim 1 or 2, further comprising:
the liquid level detection device is used for detecting the liquid level of the rice water in the inner pot, and the controller controls the heating power of the heating device according to the detection result of the liquid level detection device.
8. The rice cooker of claim 1 or 2,
the controller controls the heating device to heat the water in the inner pot and the rice in the steamer soaked in the water;
the through holes are formed in the whole bottom wall of the food steamer.
9. A control method of an electric cooker, characterized in that, the method is used for the electric cooker as claimed in any one of claims 1 to 8, and the control method of the electric cooker comprises the following steps:
s102, controlling a heating device to heat water in an inner pot and rice in a steamer soaked in the water by a controller;
step S104, when the rice water in the inner pot is heated to be boiled, the controller controls the heating device to alternately increase the heating power and decrease the heating power, so that the rice water in the inner pot is boiled, the rice in the steamer is immersed, and the boiled rice water falls back;
wherein the controller controls the heating device to alternately increase and decrease the heating power, boiling the rice water in the inner pot, immersing the rice in the steamer, and dropping the boiled rice water comprises: when the liquid level of the rice soup is lower than the lowest point of the steamer, the rice is separated from the rice soup, the rice soup is continuously heated, and the boiled rice soup can enter the steamer through the through holes in the side wall of the steamer or the gap between the side wall of the steamer and the side wall of the inner pot.
10. The control method of electric cooker as claimed in claim 9, characterized in that,
in the step S104, when the liquid level of the rice water rises to a first preset height, the controller controls the heating device to reduce the heating power, so that the boiled rice water falls back; when the liquid level of the rice water is reduced to a second preset height, the controller controls the heating device to increase the heating power, so that the rice water is boiled and rice in the steamer is immersed.
11. The control method of electric cooker as claimed in claim 10,
the controller controls the heating device to stop heating, so that the rice water boiled in the inner pot falls back.
12. The method for controlling an electric rice cooker as claimed in any one of claims 9 to 11, further comprising, after the step S104:
and S106, after the rice soup in the inner pot boils and falls back for preset times, the liquid level of the rice soup in the inner pot is lower than that of the food steamer, the controller controls the heating of the heating device, and the rice in the food steamer is steamed by utilizing the steam generated by the rice soup.
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| CN201910324037.2A CN109965713B (en) | 2014-06-12 | 2014-06-12 | Steamer of electric cooker, electric cooker and control method of electric cooker |
| CN201410261845.6A CN105193283B (en) | 2014-06-12 | 2014-06-12 | Food steamer, electric cooker and its control method of electric cooker |
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| CN105193283A (en) | 2015-12-30 |
| CN109965713A (en) | 2019-07-05 |
| CN105193283B (en) | 2019-04-26 |
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