KR100643893B1 - Electric rice pot combined using microwave oven - Google Patents

Abstract

An electric rice cooker with a microwave oven function is provided to extinguish the microwaves and improve the cooking performance safely by mounting the offsetting unit between the cabinet and the cover. An electric rice cooker with a microwave oven function comprises: a cabinet(50) formed with an opening part to have a predetermined space; a cover(52) rotatably installed at the opening part; an inner case(60) mounted in the cabinet to form a cooking space; an oven(70) detachably mounted at the inner case; a heating apparatus(80) containing a magnetron(82) mounted between the cabinet and the inner case to supply the microwaves, and a waveguide(84) for guiding the microwaves to the cooking space; and an offsetting unit(90) mounted at the edge of the cover to extinguish the microwaves. The heating apparatus is installed with a stirrer(86) and a motor(88) for driving the stirrer.

Description

Microwave Oven Rice Cooker {ELECTRIC RICE POT COMBINED USING MICROWAVE OVEN}

1 is a cross-sectional view showing an electric rice cooker according to the prior art,

Figure 2 is a cross-sectional view showing a microwave oven rice cooker according to the present invention,

3 is a cross-sectional view showing the offset means of the microwave oven rice cooker according to the present invention,

Figure 4 is a perspective view of the choke portion of a microwave oven rice cooker according to the present invention.

<Explanation of symbols on main parts of the drawings>

50: cabinet 52: cover

54: lid 56: pressure control valve

60: inner case 70: oven

72: rice cooker 74: container

76 tray 80 heating device

82: magnetron 84: waveguide

86: stirrer 88: motor

90: offset means 92: choke part

94: cover

The present invention relates to an electric rice cooker, in particular, a microwave oven for heating the microwave is installed in the electric rice cooker, it is possible to cook rice by the microwave, it is possible to perform other cooking rice cooker and microwave oven in the kitchen It is possible to unify the space occupied by a single space, and by providing an offset means between the cabinet and the cover, relates to a microwave oven electric rice cooker to prevent the loss of microwaves.

1 is a cross-sectional view showing an electric rice cooker according to the prior art.

The electric rice cooker according to the prior art includes a main body 1, a lid 2 coupled to an upper portion of the main body 1 to open and close the inside of the main body 1, and an inner plate 3 in the main body 1. Space portion (3a) formed by the), the oven (4) to be detachably installed into the space portion (3a) containing the mixed food and rice and water, and the outer surface of the inner plate (3) A heat source (5) coupled to the heat source (5) to provide a heat source for cooking and warming, a pressure weight (7) installed on the top of the lid (2) to adjust the degree of pressure in the oven (4), and to the lid (2). It is installed is composed of a steam outlet (8) consisting of a valve (8a) to discharge the steam in the oven (4) to the outside of the main body 1 in accordance with the movement of the pressure weight (7).

Here, a temperature sensor 9 for sensing the temperature of the oven 4 is further installed below the inner plate 3.

Referring to the operation of the conventional electric rice cooker configured as described above are as follows.

First, the user inputs a command relating to food cooking through the operation control unit 10 installed on the outer surface of the rice cooker. According to the command, the control unit for performing the overall control function for the rice cooker cooks the food contained in the oven (4) through the heat source (5).

The temperature sensor 9 installed on the inner plate 5 so as to be located at the bottom of the oven 4 senses the temperature of the oven 4.

The microcomputer controls the rice cooker according to the temperature sensed by the temperature sensor 9 to allow food to be cooked.

In particular, the pressure weight (7) is located at the upper end of the steam outlet (8) formed in the lid (2) moves in accordance with the pressure degree of the oven (4) and the steam in the oven (4) through the steam outlet (8) To be released to the outside.

However, the electric rice cooker configured as described above has a problem in that it takes a long time to heat the inner container 3 and the oven 4 by cooking the food by applying heat through the heat source 5 directly with food.

In addition, in the case of a conventional electric rice cooker, although it takes up a lot of space, it is generally used only when cooking rice, there is a problem that the constraints to secure the space for various food cooking.

The present invention has been made in order to solve the above problems of the prior art, it is possible to cook rice by the microwave, and also to cook other food by being installed in the electric rice cooker of the microwave oven for microwave irradiation. Therefore, the object of the present invention is to provide a microwave oven combined electric rice cooker that can reduce the space occupied by the rice cooker and the microwave in a kitchen.

In addition, by providing an offset means between the cabinet and the cover of the rice cooker, to prevent the loss of the microwave to perform a stable cooking operation and at the same time to reduce the cost required to provide a microwave oven rice cooker. have.

Microwave combined electric rice cooker according to the present invention for solving the above problems, in the electric rice cooker, forms a predetermined space, the cabinet is formed with an opening, a cover rotatably installed in the opening, and the inside of the cabinet A heating device comprising an inner case constituting the cooking chamber, an oven detachably attached to the inner case, a magnetron installed between the cabinet and the inner case to supply microwaves, and a waveguide for guiding microwaves generated from the magnetron to the cooking chamber. And an offset means installed at an edge of the cover to allow the lost microwaves to flow in between the cover and the cabinet and to be extinguished. The oven is made of a dielectric that has electric polarization but no direct current. Is not heated, and oh It is characterized in that the contents contained in the oven is heated.

Hereinafter, with reference to the accompanying drawings an embodiment of a microwave oven electric rice cooker according to the present invention will be described in detail.

2 is a cross-sectional view showing a microwave oven rice cooker according to the present invention.

Microwave combined electric rice cooker according to the present invention forms a predetermined space, the cabinet 50 is formed with an opening, the cover 52 rotatably installed in the opening, and the inside of the cabinet 50 to form a cooking chamber The inner case 60, the oven 70 detachably installed in the inner case 60, the magnetron 82 and the magnetron are installed between the cabinet 50 and the inner case 60 to supply microwaves The heating device 80 made of a waveguide 84 for guiding the microwaves generated at the 82 to the cooking chamber, and the microwaves installed on the edge of the cover 52 and lost between the cover 52 and the cabinet 50. It is configured to include an offset means 90 so that the inlet is extinguished.

Here, the cabinet 50 is formed in a rectangular parallelepiped or cylindrical shape with an upper surface open, the cover 52 is rotatably installed on one side of the upper surface to open and close the cooking chamber, the one side of the cover 52 A pressure regulating valve 56 is provided to control the internal pressure to be appropriate when cooking rice by adjusting the pressure inside the cooking chamber.

And, the inner wall of the cover 52 is provided with a lid 54 for sealing the cooking chamber, the inner case 60 and the lid 54 is made of a metal material so as not to leak the microwave and inside the cooking chamber Make sure the pressure is at the optimum pressure for cooking rice.

The cover 52 has a rear end lower coupled to an opening formed in an upper surface of the cabinet 50 so as to open and close the cabinet 50, and a shield plate along an inner wall of the cover 52. 53 is installed, the lid 56 for opening and closing the oven 70 is installed inside the shield plate 53, the microwave between the lid 56 and the oven 70 in the edge of the shield plate 53. Sealing material 58 is installed to prevent the loss of.

As a result, microwaves irradiated into the oven 70 are sealed three times by the lid 56, the sealing material 58, and the offset means 90, so that the microwave is prevented from being stably cooked. This can be done.

The inner case 60 is installed to maintain a predetermined space inside the cabinet 50, and a heating device 80 is installed between the cabinet 50 and the inner case 60, and the magnetron 82 is , The waveguide 84 installed in the rear of the cabinet 50 and extending from the magnetron 82 communicates with the bottom of the cooking chamber so that microwaves supplied from the magnetron 82 are irradiated into the cooking chamber, and the waveguide 84 and A stirrer 86 is rotatably installed on the cooking compartment connection portion to allow the irradiated microwaves to be evenly injected into the cooking compartment, and a motor 88 for driving the stirrer 86 is installed.

Since the oven 70 is made of a dielectric that generates an electric polarization but does not generate a DC current, the oven 70 is not heated, but a ceramic material or reinforcement that allows the contents contained in the oven 70 to be heated and cooked evenly. Made of glass.

As shown in FIG. 3, the offset means 90 includes a choke portion 92 formed at an edge of the shield plate 53 to cancel microwaves, and a cover 94 inserted into the choke portion 92. ) Is configured to include.

Here, the choke portion 92 is formed so that the end of the shield plate 53 is bent inward a plurality of times to form a groove portion, as shown in Figure 4, a predetermined interval along the edge of the shield plate 53 While maintaining a plurality of are formed continuously, the inner surface is formed so that a certain amount of opening.

In addition, the cover 94 is formed in a rectangular band shape corresponding to the choke portion 92, the cross-sectional shape is formed in a '∩' shape so that one end is inserted into the opening of the choke portion 92 , The other end is inserted and mounted between the choke portion 92 and the cover 52.

As a result, the microwaves lost between the lid 56 and the oven 70 are moved along the surface of the shield plate 53 by the characteristic of moving along the surface of the metal surface, and as an extension of the shield plate 53. Since the choke 92 is easily introduced into the choke 92 and disappears, the loss of microwaves can be prevented.

Looking at the operation of the microwave oven rice cooker according to the present invention configured as described above are as follows.

First, when the user puts rice and water in the oven 70 to cook rice, inserts it into a cooking chamber, closes the cover 52, and applies power to the magnetron 82 to generate microwaves. The microwave is guided into the cooking chamber along the waveguide 84, and is evenly sprayed into the cooking chamber by the rotating stirrer 86 to cook rice.

At this time, the microwaves lost between the lid 56 and the oven 70 are moved along the shielding plate 53 and disappeared while being introduced into the choke part 92 so as to be microwaved to the outside of the cabinet 50 and the cover 52. Is prevented from leaking, so that safe cooking can be performed and energy loss can be reduced.

Thus, the advantages of the microwave to heat the outside and the inside of the cooking material at the same time and the oven 70 is not heated, the cooking time is shortened by the advantage of the dielectric to allow the contained cooking material is heated and at the same time cooking the rice or various materials You can cook.

Microwave oven electric rice cooker according to the present invention configured as described above, by installing a heating device irradiated with microwaves, it is possible to perform both functions of the electric kettle and microwave oven to occupy the space occupied by the microwave oven and the electric kettle in the kitchen It can be unified, which has the advantage of achieving space utilization effectively.

In addition, the microwave combined electric rice cooker according to the present invention has an advantage that the microwave oven is evenly irradiated to the inside of the cooking material by making the oven housed in the cooking chamber made of a dielectric that is ceramic or tempered glass, The far-infrared rays emitted from the oven made of ceramic material allow to exert the unique aesthetics of the food as it is, and at the same time, it is possible to achieve hygienic cooking.

In addition, the present invention is provided by the offset means consisting of the choke portion and the cover between the cabinet and the cover, so that microwaves lost between the lid and the oven during the cooking operation is extinguished so that stable cooking operation and at the same time reduce energy consumption cooking There is an advantage that can reduce the cost.

Claims (6)

In an electric rice cooker; A cabinet forming a predetermined space and having an opening formed therein; A cover rotatably installed in the opening; An inner case installed inside the cabinet and forming a cooking chamber; An oven detachably attached to the inner case; A heating device including a magnetron installed between the cabinet and the inner case to supply microwaves and a waveguide for guiding the microwaves generated from the magnetron to the cooking chamber; An offset means installed at an edge of the cover to allow the lost microwaves to flow in between the cover and the cabinet; Since the oven is made of a dielectric that generates electric polarization but does not generate a direct current, the oven is not heated and the contents of the oven are heated. The method of claim 1; The heating apparatus includes a stirrer and a stirrer rotatably installed at the rear side of the cabinet, the waveguide extending from the magnetron communicating with the bottom of the cooking chamber, and rotatably installed at the connection portion between the waveguide and the cooking chamber. Microwave oven electric rice cooker characterized in that the motor for driving. The method of claim 1; The cover is hinged to the lower end of the rear side to the opening formed in the upper surface of the cabinet, a shielding plate is installed along the inner wall of the cover, the cover is installed inside the shielding plate to open and close the oven, the border of the shielding plate Microwave oven rice cooker characterized in that the sealing material is installed. The method of claim 1; The offset means is formed on the edge of the shield plate to choke the microwave to offset the microwave oven, characterized in that it comprises a cover inserted into the choke portion. The method of claim 4; The choke portion is formed by forming an end portion of the shield plate is bent inwards a plurality of times to form a groove portion, while maintaining a predetermined interval along the edge of the shield plate is formed in succession, the inner surface is formed so that a predetermined amount of openings. Microwave oven rice cooker. The method of claim 4; The cover is formed in a rectangular band shape corresponding to the choke portion, the cross-sectional shape is formed in a '∩' shape so that one end is inserted into the opening of the choke portion, the other end is between the choke portion and the door frame Microwave oven rice cooker, characterized in that the inserted.

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