KR102002570B1 - An automatic rice cooker for washing rice and method of cooking rice using the rice cooker - Google Patents

Abstract

The present invention relates to a rice automatic washing rice cooker and a method of cooking rice using the same, the rice automatic washing rice cooker according to an embodiment of the present invention, the water supply unit for supplying water for washing or cooking rice, rice The inner pot is made of washing or cooking, the main body including a drain portion for discharging the water used for washing the rice, the inner pot receiving portion and the lid, and a control unit for controlling the operation of the water supply portion and the drainage portion, the water supply portion at least At least one nozzle is included, and the water sprayed by the nozzle is rotated to form a swirl, which is characterized in that the rice is washed.

Description

Rice automatic washing rice cooker and cooking rice using it {AN AUTOMATIC RICE COOKER FOR WASHING RICE AND METHOD OF COOKING RICE USING THE RICE COOKER}

The present invention relates to a rice cooker and method for automatically washing rice and cooking rice, and more particularly, by measuring the weight of the rice after the washing of the rice is made by the automatically watered water and the washed water is drained It relates to a rice cooker capable of cooking rice and a method thereof.

Unlike the old days, the number of working-in-law couples is increasing, and the number of people living alone is increasing. Due to this, the time for domestic labor is reduced and the time for eating rice by cooking rice at home is also gradually decreasing. It takes about 5 to 10 minutes to wash the rice and not cook it. In some ways, the process of washing hands and rice after hard labor is surprisingly cumbersome.

In order to solve this trouble, a rice cooker has been developed with a function of washing rice. For example, according to the Republic of Korea Patent Publication No. 10-2011-0129067, it is possible to wash the rice through the rice washing unit for washing the rice, it is possible to automatically wash the rice cooker after cooking the rice. However, this requires a separate rice washing unit for washing the rice has a problem that the volume of the rice cooker is increased and the production cost of the rice cooker increases.

In addition, the prior art has a problem that most of the configuration for washing the rice and the composition for cooking of the rice is separated to achieve the bar to solve the hassle in the process of washing the rice.

Republic of Korea Patent Publication No. 10-2011-0129067 (2011.12.01)

The present invention is to solve the problems as described above, by allowing the washing and cooking of the rice at the same time, do not require an additional configuration for cleaning to reduce the production cost of the rice cooker compared to the prior art and cooking of rice The purpose is to save time.

In addition, since the water supply and drainage of water for washing and cooking rice is automatically performed, it is possible to solve the inconvenience of washing rice before cooking and to supply water suitable for the amount of rice to be cooked to improve user convenience. There is a purpose.

In the automatic rice washing rice cooker according to an embodiment of the present invention, the water supply unit for supplying water for washing or cooking of rice, the inner pot for washing or cooking rice, the drain for discharging water used for washing the rice, A main body including an inner pot accommodating part and a lid, and a control unit for controlling the operation of the water supply part and the drainage part, the water supply part includes at least one nozzle (nozzle), the water sprayed by the nozzle is rotated swirl The rice can be washed by forming a swirl.

At least one of the water supply part or the drain part according to an embodiment of the present invention may include a solenoid valve for adjusting the amount of water supplied or discharged.

Drainage part according to an embodiment of the present invention may include a departure prevention member for preventing the discharge of rice along the discharged water.

The rice cooker according to the embodiment of the present invention further includes a weight sensor for estimating the weight of the rice, and the controller may adjust the amount of water introduced into the water supply part based on the weight of the rice estimated by the weight sensor.

In a method of cooking rice using an automatic rice washing rice cooker according to an embodiment of the present invention, a step of inputting data for cooking rice according to a user's operation of the rice automatic washing rice cooker, the rice cooker by the controller of the rice cooker Water is injected into the nozzle included in the water supply unit of the step of washing the rice by rotating the water sprayed by the nozzle to form a swirl (swirl), the water used for washing the rice by the control unit is the drain of the rice cooker Discharging through the step, supplying the water for cooking the rice through the water supply unit by the control unit and supply of water for cooking the rice by the control unit may include the step of cooking the rice.

Data for cooking rice according to an embodiment of the present invention may include the number of rinsing for washing the rice, cooking time of cooking rice and the type of rice.

At least one of the water supply part or the drain part according to an embodiment of the present invention may include a solenoid valve for adjusting the amount of water supplied or discharged.

In order to prevent the rice from being discharged along the water discharged at the step of discharging the water used for washing the rice according to an embodiment of the present invention through the drain of the rice cooker, a drain preventing member may be included.

The rice cooker according to an embodiment of the present invention includes a weight sensor for estimating the weight of the rice, and in the step of supplying water for cooking the rice, the controller supplies water based on the weight of the rice estimated by the weight sensor. It is possible to control the amount of water flowing into the unit.

According to the automatic rice cleaning rice cooker provided by an embodiment of the present invention and a method for cooking rice using the same, washing and cooking of rice can be performed together in the inner pot, and washing of rice is performed by swirl generated by water pressure. Since the efficiency of washing and cooking of the rice is improved, the manufacturing cost is reduced compared to the conventional technology.

In addition, the amount of water for washing rice and cooking rice can be automatically adjusted appropriately, so that the amount of water supplied when washing rice exceeds the capacity of the inner pot, and the hassle of considering the amount of water for cooking rice. Can solve the problem.

1 is a perspective view of (a) a rice automatic washing rice cooker, (b) a side view of the rice automatic washing rice cooker according to an embodiment of the present invention, and (c) a cross-sectional view of the rice automatic washing rice cooker.
Figure 2 is a perspective view of the lid of the (a) rice automatic washing rice cooker according to an embodiment of the present invention, (b) a top view of the lid of the rice automatic washing rice cooker, (c) a rear view of the lid of the rice automatic washing rice cooker.
Figure 3 is a perspective view of the inner pot of (a) rice automatic washing rice cooker according to an embodiment of the present invention, (b) a side view of the inner pot of rice automatic washing rice cooker, (c) is a rear view of the inner pot of rice automatic washing rice cooker.
Figure 4 is a perspective view of the nozzle of the (a) rice automatic washing rice cooker, (b) a cross-sectional view of the nozzle of the rice automatic washing rice cooker according to an embodiment of the present invention, (c) is a rear view of the nozzle of the rice automatic washing rice cooker.
Figure 5 shows an example of the appearance of (a) the water is supplied to the rice cooker from the outside of the rice cooker, (b) the water supplied from the outside of the rice cooker into the inner pot of the rice cooker according to an embodiment of the present invention. .
6 illustrates an example of a state in which the drainage part is operated to drain water after washing the rice (a) according to an embodiment of the present invention, and (b) an example of the water draining out through the drainage part.
Figure 7 is a flow chart illustrating a method of cooking rice using a rice automatic washing rice cooker according to an embodiment of the present invention.
8 is another example of a flowchart illustrating a method of cooking rice using an automatic rice washing rice cooker according to an embodiment of the present invention.

Terms used herein will be briefly described and the present invention will be described in detail.

The terms used in the present invention have been selected as widely used general terms as possible in consideration of the functions in the present invention, but this may vary according to the intention or precedent of the person skilled in the art, the emergence of new technologies and the like. In addition, in certain cases, there is also a term arbitrarily selected by the applicant, in which case the meaning will be described in detail in the description of the invention. Therefore, the terms used in the present invention should be defined based on the meanings of the terms and the contents throughout the present invention, rather than the names of the simple terms.

When any part of the specification is to "include" any component, this means that it may further include other components, except to exclude other components unless otherwise stated. In addition, the terms "... unit", "module", etc. described in the specification mean a unit for processing at least one function or operation, which may be implemented in hardware or software or a combination of hardware and software. .

DETAILED DESCRIPTION Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art may easily implement the present invention. As those skilled in the art would realize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. In the drawings, parts irrelevant to the description are omitted in order to clearly describe the present invention, and like reference numerals designate like parts throughout the specification.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

1 is a perspective view of (a) rice automatic washing rice cooker 1000, (b) side view of the rice automatic washing rice cooker 1000, (c) is a cross-sectional view of the automatic rice washing rice cooker 1000 according to an embodiment of the present invention. 2 is a perspective view of a lid 410 of the rice automatic washing rice cooker 1000 according to an embodiment of the present invention, (b) a plan view of the lid 410 of the rice automatic washing rice cooker 1000, (c ) Is a rear view of the lid 410 of the rice automatic washing rice cooker (1000).

In addition, Figure 3 is a perspective view of the inner pot 200 of the (a) rice automatic washing rice cooker 1000, (b) the side view of the inner pot 200 of the rice automatic washing rice cooker 1000 according to an embodiment of the present invention, ( c) is a rear view of the inner pot 200 of the automatic rice cooker (1000), Figure 4 is a perspective view of the nozzle (110) of (a) rice automatic washing rice cooker 1000 according to an embodiment of the present invention, (b ) A cross-sectional view of the nozzle 110 of the rice automatic washing rice cooker (1000), (c) is a rear view of the nozzle 110 of the rice automatic washing rice cooker (1000).

5 is an example of a state in which water is supplied to the cooker 1000 from the outside of the cooker 1000 according to an embodiment of the present invention, and (b) the water supplied from the outside of the cooker 1000 is 6 illustrates an example of a state flowing into the inner pot 200 of the rice cooker 1000, and FIG. 6 illustrates a state in which the drain unit 300 operates to drain water after washing the rice (a) according to an embodiment of the present invention. Example, (b) shows an example of the appearance of the water flowing out through the drain 300.

Referring to Figure 1, the rice automatic washing rice cooker 1000 according to an embodiment of the present invention, the water supply unit 100 is supplied with water for washing or cooking rice, the inner pot 200 made of washing or cooking rice ), The body portion 400 and the water supply portion 100 and the drain portion 300, including the drain portion 300, the inner pot receiving portion 420 and the lid 410 to discharge water used for washing the rice The control unit for controlling the operation is included, the water supply unit 100 includes at least one nozzle (nozzle) 110, the water sprayed by the nozzle 110 is rotated to form a swirl (swirl) This can be washed.

Referring to FIG. 5, the water supply part 100 according to an embodiment of the present invention may be formed in the inner pot accommodating part 420 and the lid 410 of the main body part 400. That is, the water supply unit 100 may be formed inside the side portion of the inner pot accommodating part 420 to introduce water from the outside into the rice cooker 1000, and the lid 410 from the inside of the side part of the inner pot accommodating part 420. It is formed to be connected to the inside of the water can be injected from the cap 410 to the inner pot 200. Accordingly, the nozzle 110 may be formed to spray water toward the inner pot 200 on one side of the lid 410.

In addition, referring to Figures 3 and 5, the drain 300 according to an embodiment of the present invention may be formed in the lower end of the inner pot 200 and the lower end of the inner pot receiving portion 420. The water used for washing the rice can be formed in the center of the lower end of the inner pot 200 so that the water can be easily discharged, the center of the lower end of the inner pot 200 so that the water discharged from the inner pot 200 can completely escape to the outside Is connected to and may be formed inside the lower end of the inner pot receiving portion 420.

According to one embodiment of the present invention, the rotational force is generated in the inner pot 200 by the pressure of the water sprayed from at least one nozzle 110 to rotate the water in a constant direction, swirl generated when the water rotates The rice contained in the inner pot 200 is also rotated to be washed for removing foreign matters. For example, two nozzles 110 are arranged at a predetermined distance (eg, the distance from the center of the lid 410 to the wall surface of the inner pot 200) in a straight line with respect to the center of the lid 410. When a predetermined angle (for example, an angle greater than 0 degrees and 90 degrees or less) is formed with respect to the lid 410, the water sprayed by the nozzle 110 flows along the wall surface of the inner pot 200 and the nozzle 110. The swirl is generated by the pressure injected from the), and thus the rice can be washed.

At least one of the water supply unit 100 or the drain unit 300 according to an embodiment of the present invention may include a solenoid valve for adjusting the amount of water supplied or discharged.

Solenoid valve is a device for automatically opening and closing the valve by using the electromagnetic force of the electromagnetic coil, it may be formed of a valve body having a solenoid and at least one orifice (orifice). At this time, the flow of the fluid through the orifice can be controlled while opening or closing depending on whether or not current flows in the solenoid.

The solenoid valves can be divided into direct and pilot type according to the operation method. In the case of direct acting, when electricity is applied, the core can directly close the orifice of the valve and operate normally between the zero pressure value and the maximum rated pressure. In the case of pilots, it is possible to use an auxiliary pressure for valve operation, which can be used at high flow rates.

Drainage 300 according to an embodiment of the present invention may include a separation prevention member for preventing the discharge of rice along the discharged water. Since the water must pass and prevent the rice from passing through, the separation preventing member may be in a mesh form, a porous form, etc., but is not limited thereto. In addition, the separation preventing member may be formed at a connection portion to which the inner pot 200 and the drain 300 are connected. That is, the role of the departure prevention member is to prevent the loss of rice that may occur during drainage, so that the rice not discharged by the departure prevention member can be used for cooking of the rice immediately the inner pot 200 and the drain 300 It can be formed in the connection portion connected.

Rice cooker 1000 according to an embodiment of the present invention further includes a weight sensor for estimating the weight of the rice, the control unit of the water flowing into the water supply unit 100 based on the weight of the rice estimated by the weight sensor You can adjust the amount. At this time, the weight sensor may be formed on the bottom surface of the inner pot receiving portion 420 to easily detect the weight of the rice, the control unit using the Arduino water supply unit 100, the draining unit 300, the weight The operation of the sensor and the cooking of rice can be controlled. That is, through coding using Arduino, data on the amount of water suitable for cooking rice according to the weight of the rice may be set in the controller, and the controller may control the cooking of rice based on the estimated weight of the rice by the weight sensor. The appropriate amount of water can be adjusted by controlling the solenoid valve of the water supply unit 100.

7 is a flowchart illustrating a method of cooking rice using the rice automatic washing cooker 1000 according to an embodiment of the present invention, and FIG. 8 is a rice automatic washing rice cooker 1000 according to an embodiment of the present invention. Another example of a flowchart showing a method of cooking rice using a.

Referring to FIG. 7, in the method of cooking rice using the rice automatic washing rice cooker 1000 according to an embodiment of the present invention, the rice is cooked for cooking according to a user's operation of the rice washing rice 1000. In step S510 of inputting data, water is sprayed to the nozzle 110 included in the water supply unit 100 of the cooker 1000 by the controller of the rice cooker 1000, and the water sprayed by the nozzle 110 is Step of washing the rice by rotating to form a swirl (S520), the water used for washing the rice by the control unit is discharged through the drain 300 of the rice cooker (1000) (S530), the control unit By the water supply unit 100 through the step of supplying water for cooking of rice (S540) and the supply of water for cooking of rice by the control unit may be included and the step of cooking rice (S550).

In addition, referring to Figure 8, comparing the weight of the rice estimated by the weight sensor with the available weight of the rice cooker 1000 through the control unit before the step of washing the rice according to an embodiment of the present invention ( S620) may be further included. That is, after inputting data for cooking rice, the weight of the rice is estimated by the weight sensor, and the estimated weight of the rice is compared with the available weight of the rice of the cooker 1000 and the estimated weight of the rice by the control unit. If the available weight of the 1000 exceeds the warning message can be displayed (S625), if the estimated weight of the rice is less than the available weight of the rice cooker (1000) can be made to wash the rice.

Data for cooking rice according to an embodiment of the present invention may include the number of rinsing for washing the rice, cooking time of cooking rice and the type of rice. When the number of rinses for washing of rice is set, the number of operations of the water supply unit 100 and the drain unit 300 may be determined according to the number of rinses. In addition, when the cooking time of cooking rice is set, the cooking of rice may be performed according to the set reserved time instead of the cooking of rice immediately after the washing of the rice is finished. In addition, when the type of rice (eg, brown rice, multi-grain rice, etc.) is set, it is possible to consider the type of rice, including the weight of the rice estimated by the weight sensor when adjusting the amount of water for cooking rice. That is, the amount of water for cooking rice may be adjusted according to the type of rice.

At least one of the water supply unit 100 or the drain unit 300 according to an embodiment of the present invention may include a solenoid valve for adjusting the amount of water supplied or discharged.

In order to prevent the rice from being discharged along the water discharged in the step S530 of the water used for washing the rice according to an embodiment of the present invention is discharged through the drain 300 of the rice cooker 1000 ( 300 may include a departure prevention member. Since the water must pass and prevent the rice from passing through, the separation preventing member may be in a mesh form, a porous form, etc., but is not limited thereto. In addition, the separation preventing member may be formed at a connection portion to which the inner pot 200 and the drain 300 are connected. That is, the role of the departure prevention member is to prevent the loss of rice that may occur during drainage, so that the rice not discharged by the departure prevention member can be used for cooking of the rice immediately the inner pot 200 and the drain 300 It can be formed in the connection portion connected.

Rice cooker 1000 according to an embodiment of the present invention includes a weight sensor for estimating the weight of the rice, in the step of supplying water for cooking the rice, the control unit to the estimated weight of the rice by the weight sensor Based on the amount of water introduced into the water supply unit 100 can be adjusted. At this time, the weight sensor may be formed on the bottom surface of the inner pot receiving portion 420 to easily detect the weight of the rice, the control unit using the Arduino water supply unit 100, the draining unit 300, the weight You can control whether the sensor and rice cooking. That is, the amount of water suitable for cooking rice according to the weight of the rice may be set in the controller by coding using the Arduino, and the controller supplies the amount of water suitable for cooking the rice from the estimated weight of the rice by the weight sensor. The solenoid valve of the part 100 can be controlled and adjusted.

With regard to the method according to an embodiment of the present invention, the above description of the apparatus may be applied. Therefore, with regard to the method, the description of the same contents as those of the above-described apparatus is omitted.

The foregoing description of the present invention is intended for illustration, and it will be understood by those skilled in the art that the present invention may be easily modified in other specific forms without changing the technical spirit or essential features of the present invention. will be. Therefore, it should be understood that the embodiments described above are exemplary in all respects and not restrictive. For example, each component described as a single type may be implemented in a distributed manner, and similarly, components described as distributed may be implemented in a combined form.

The scope of the present invention is shown by the following claims rather than the detailed description, and all changes or modifications derived from the meaning and scope of the claims and their equivalents should be construed as being included in the scope of the present invention. .

100: water supply 110: nozzle
200: inner pot 300: drain
400: main body 410: lid
420: inner pot housing 1000: rice automatic washing rice cooker

Claims (9)

In rice automatic washing rice cooker,
A water supply unit supplied with water for washing or cooking rice;
Inner pot made of washing or cooking of the rice;
A drain for discharging water used for washing the rice;
A main body part including an inner pot accommodating part and a lid; And
A control unit for controlling the operation of the water supply and drainage is included,
The water supply unit includes at least one nozzle (nozzle), the water is washed by rotating the water sprayed by the nozzle to form a swirl (swirl),
The water supply part and the drain part includes a solenoid valve for adjusting the amount of water supplied through or discharged through the water supply part,
A connection part of the inner pot and the drainage part is provided with a mesh-type or porous type leaving prevention member for preventing the rice from being discharged along the discharged water.
The rice cooker further includes a weight sensor for estimating the weight of the rice,
The controller compares whether the weight of the rice estimated by the weight sensor exceeds the available rice of the rice cooker, and outputs a warning message notification when the estimated weight of the rice exceeds the available rice. When the estimated weight of the rice is less than the available rice, controlling the operation of the nozzle for washing the estimated rice,
The controller is an automatic rice cooker, characterized in that for adjusting the amount of water flowing into the water supply based on the weight of the rice estimated by the weight sensor.
delete delete delete In the method of cooking rice using a rice automatic washing rice cooker,
Inputting data for cooking the rice according to a user's manipulation of the rice automatic washing rice cooker;
The controller of the rice cooker compares whether the weight of the rice estimated by the weight sensor exceeds the rice available weight of the rice cooker, and if the estimated rice weight exceeds the rice available weight, a warning message is notified. Outputting;
When the estimated weight of the rice is equal to or less than the available rice weight, water is sprayed by the control unit to a nozzle included in the water supply unit of the rice cooker, and water sprayed by the nozzle rotates to form a swirl. Thereby washing the rice;
Discharging water used for washing the rice by the control unit through a drain of the rice cooker;
Supplying water for cooking rice through the water supply unit by the controller; And
Including the step of stopping the supply of water for cooking the rice by the controller and cooking the rice,
The water supply portion and the drain portion includes a solenoid valve for adjusting the amount of water supplied through or discharged through the water supply portion,
A connection part of the inner pot and the drain portion is provided with a departure prevention member of mesh or porous form to prevent the rice from being discharged along the discharged water.
In the step of supplying water for cooking the rice, the control unit using the rice automatic washing rice cooker, characterized in that for adjusting the amount of water flowing into the water supply based on the weight of the rice estimated by the weight sensor How to cook rice.
The method of claim 5,
The method for cooking rice using an automatic rice cooker, characterized in that the data for cooking the rice includes the number of rinsing for washing the rice, cooking time of the rice and the type of rice.
delete delete delete

Images