JP3906759B2 - rice cooker - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a rice cooker that detachably stores a pot in a pot storage section of a rice cooker body.
[0002]
[Prior art]
Conventionally, this type of rice cooker has been configured as shown in FIG. Hereinafter, the configuration will be described.
[0003]
As shown in FIG. 10, the rice cooker main body 51 has a bottomed cylindrical pot storage part 51a, and the pot 52 is detachably stored in the pot storage part 51a. A bottom induction coil 53, which is a heating means, is provided at the bottom of the pot accommodating portion 1a, and the pot 52 is induction-heated by the bottom induction coil 53 to perform rice cooking and heat insulation. Note that the pot 52 may be heated by a cast heater instead of the induction heating method using the bottom induction coil 53.
[0004]
The pan sensor 54 detects the temperature of the pan 52 and sends a signal to the control unit 55. The controller 55 varies the amount of heating of the bottom induction coil 53 from the signal of the pot sensor 54, and controls the temperature of the pot 52 during rice cooking and heat retention. The upper portion of the rice cooker body 51 is covered with an openable / closable lid 58 that is pivotally supported by a hinge shaft 57 provided on a hinge portion 56 at the rear of the rice cooker body 51.
[0005]
The lid body 58 is always provided with an opening urging force by a hinge spring 62 provided on the hinge portion 56 of the rice cooker body 51, and an engagement portion between the hook lever 60 provided in front of the rice cooker body 51 and the lid body 58. When the engagement with 58a is released, the lid 58 is opened by the biasing force of the hinge spring. The operation unit 63 is provided with a switch for performing the rice cooking / warming operation of the rice cooker body 51. Moreover, the display part 64 displays the state of rice cooking and heat retention.
[0006]
[Problems to be solved by the invention]
However, in such a conventional configuration, when the rice is cooked after cooking or while keeping warm, depending on the orientation of the lid 58, the lid 58 may become an obstacle, and the side of the rice cooker main body 51 or the rice cooker main body 51 It is difficult to eat rice from behind. In addition, when the rice cooker body 51 is placed on the counter unit in a face-to-face kitchen home, the side where the pot 52 is set on the rice cooker body 51 is opposite to the side where the rice is served, and the set of the pot 52 or rice is placed. In order to change the orientation of the rice cooker main body 51 in some cases, it is necessary to move the rice cooker main body 51 each time.
[0007]
In a home where rice cooker main body 51 is stored in a kitchen storage base and cooked, steam hits the top plate of the storage base depending on the position of the steam port on the top surface, causing condensation.
[0008]
As a means for solving the above problem, a proposal has been proposed to provide a turntable on the rice cooker body 51. For example, when the lid 58 is open so that the rice cooker body 51 does not rotate when rice is used. However, there is a problem that a device such as a rotation stopper is required, and the structure of the stopper becomes complicated.
[0009]
The present invention solves the above-mentioned conventional problems, and easily changes the direction of the rice cooker body on the turntable, and prevents the rice cooker body from rotating when trying to serve rice, improving usability. The purpose is to do.
[0010]
[Means for Solving the Problems]
In order to achieve the above object, the present invention is configured to detachably store the pan in the pan storage portion of the rice cooker body, and to change the orientation of the rice cooker body with the turntable, and to set the rotation center of the turntable to the pan storage portion. It is eccentric with respect to the central axis.
[0011]
This makes it possible to easily change the orientation of the rice cooker body on the turntable and to prevent the rice cooker body from rotating without using a rotation stopper that prevents the rice cooker body from rotating when trying to serve rice. , Can improve usability.
[0012]
DETAILED DESCRIPTION OF THE INVENTION
Invention of Claim 1 of this invention is equipped with the rice cooker main body which has a bottomed cylindrical pot accommodating part which detachably accommodates a pan, and the turntable which changes the direction of the said rice cooker main body, The said rotation The center of rotation of the table is decentered with respect to the central axis of the pan storage unit, and the direction of the rice cooker body can be changed easily with the turntable, and the rice cooker body rotates when the rice is ready. It is possible to prevent the rice cooker main body from rotating when trying to serve rice with a simple structure without using a rotation stopper for preventing the operation, and the usability can be improved.
[0013]
Invention of Claim 2 is the rice cooker main body which has a bottomed cylindrical pot accommodating part which detachably accommodates a pan, the turntable which changes the direction of the said rice cooker main body, and the side wall of the said rice cooker main body. A handle having a shaft portion and rotating about the shaft portion, wherein the rotation center of the turntable and the rotation center of the handle are substantially intersected, and when rotating the rice cooker body, Use to easily change the orientation of the rice cooker body.
[0014]
Invention of Claim 3 is provided with the cover body which covers the upper surface of a rice cooker main body so that opening and closing is possible in the invention of the said Claim 1 or 2, The said cover body is the steam port which connected the inside and the exterior of the pan The steam port is configured not to coincide with the center of rotation of the turntable, the direction of the steam port can be easily changed, and the condensation on the top surface of the cabinet when the rice cooker is stored in the cabinet. Can be prevented.
[0015]
The invention according to claim 4 is the invention according to claim 1 or 2, wherein the lid that covers the upper surface of the rice cooker body so as to be openable and closable, the heating means for heating the pan, and the operation of the heating means are operated. The operation unit is arranged on the top surface of the lid, and can be operated regardless of the direction of the rice cooker body.
[0016]
The invention according to claim 5 is the invention according to claim 1 or 2, wherein the lid that covers the upper surface of the rice cooker body so as to be openable and closable, the heating means for heating the pan, and the state of the heating means are displayed. The display unit is disposed on the top surface of the lid, and the display unit that displays the operation state can be visually observed regardless of the orientation of the rice cooker body.
[0017]
【Example】
Embodiments of the present invention will be described below with reference to the drawings.
[0018]
Example 1
As shown in FIG. 1, the rice cooker main body 1 has a bottomed cylindrical pot storage part 1a, and a pot 2 is detachably stored in the pot storage part 1a. The bottom induction coil 3 which is a heating means is provided in the bottom part of the pot accommodating part 1a, the pot 2 is induction-heated with this bottom induction coil 3, and rice cooking and heat insulation are performed. Although the pot 2 may be heated by a cast heater instead of the induction heating method using the bottom induction coil 3, the induction heating method can heat the pot 2 with higher heating power and higher efficiency.
[0019]
The pan sensor 4 detects the temperature of the pan 2 and sends a signal to the control unit 5. The control unit 5 controls the energization amount of the bottom induction coil 3 from the signal of the pan sensor 4 and changes the heating amount of the pan 2 to control the temperature of the pan 2 to an appropriate temperature at the time of cooking and keeping warm. The upper part of the rice cooker body 1 is covered with an openable / closable lid body 8 that is pivotally supported by a hinge shaft 7 provided on the hinge 6 at the rear part of the rice cooker body 1.
[0020]
Steam generated from rice during cooking or heat retention adheres to the pan 2 side of the lid 8, and when the lid 8 is opened, dew drops on the upper edge 1 b of the rice cooker body 1, or during heat insulation. It falls on the rice and whitens the rice. Therefore, the lid 8 is provided with a heating plate 9 for heating the internal space of the pan 2, and the heating plate 9 is heated by induction by a lid induction coil 10 which is a lid heating means to generate heat and cover the rice cooking and keeping warm. Prevents the body 8 from being exposed. Here, instead of the lid induction coil 10, there is a method in which a heating wire that generates heat by electric resistance is attached to the heating plate 9. However, the induction heating method can heat the heating plate 9 more efficiently.
[0021]
The heating plate 9 is provided with a heating plate steam port 9a, and steam generated during rice cooking / warming passes through the heating plate steam port 9a and flows out from the lid steam port 8a to the outside. The steam port packing 11 prevents the steam from the heating plate steam port 9 a from flowing into the lid 8. Moreover, the pot packing 12 prevents the steam from leaking to the outside from between the heating plate 9 and the flange portion 2 a of the pot 2.
[0022]
Next, a lid engaging portion 13 is provided at the tip of the lid body 8 and engages with a hook button 14 provided in front of the rice cooker body 1 when the lid is closed, and the lid body 8 is mistaken during cooking or warming. To prevent opening. The lid body 8 is always given an opening biasing force by the hinge spring 15. When the hook button 14 is pressed, the lid engaging portion 13 and the hook button 14 are disengaged, and the lid body 8 starts to open. The hinge shaft 7 is configured to rotate and open.
[0023]
A turntable 16 for changing the orientation of the rice cooker body 1 is installed on the bottom surface 1 d of the rice cooker body 1. As shown in FIG. 2, the turntable 16 is formed in a ring shape, is fitted into a ring-shaped recess 1 f provided on the bottom surface of the rice cooker body 1, and slides so that the rice cooker body 1 rotates. It is composed.
[0024]
Here, the rotation center 16a of the turntable 16 is decentered with respect to the central axis 1c of the bottomed cylindrical pot storage portion 1a. That is, the rotation center 16a of the turntable 16 is eccentric to the rear side of the rice cooker body 1 with respect to the central axis 1c of the pot storage portion 1a.
[0025]
The operation of the above configuration will be described. The rotation center of the conventional turntable is approximately coincident with the central axis of the pot storage portion 1a. When the rice scoop is moved in the circumferential direction of the pot when the rice is served, the rotation that rotates the rice cooker body. Torque acts and the rice cooker body rotates.
[0026]
However, according to the present embodiment, as shown in FIG. 3, when rice is served, even if the rice scoop is operated in the circumferential direction of the pan 2, the direction in which the rice scoop force F <b> 1 acts is the rice cooker body 1. The rice cooker main body 1 does not rotate. In addition, the greater the amount of eccentricity between the rotation center 16a of the turntable 16 and the central axis 1c of the pan storage portion 1a, the greater the effect.
[0027]
This does not require a rotation stopper or the like for preventing rotation of the rice cooker body 1 when trying to serve rice, and can prevent rotation of the rice cooker body 1 when serving rice with a simple configuration. And by making it possible to install the turntable 16 on the rice cooker body 1, it becomes possible to easily change the orientation of the rice cooker body 1, making it easier for rice to move away from either direction, and removing the pan 2 It becomes easy to do and can improve usability.
[0028]
(Example 2)
As shown in FIG. 4, the handle 17 is for carrying the rice cooker body 1, and the handle 17 is supported by the rice cooker body 1 by a shaft portion 17 a inserted into the side wall 1 e of the rice cooker body 1. Rotate around 17a. And normally, as shown with a dashed-two dotted line, it exists in the state which fell down sideways, but when carrying the rice cooker main body 1, it is used in the inverted state as shown with a continuous line.
[0029]
The rotation center 17c of the handle 17 is configured to intersect or be in the vicinity of the rotation center 16a of the turntable 16. Other configurations are the same as those of the first embodiment.
[0030]
The operation of the above configuration will be described. When changing the orientation of the rice cooker body 1, it pushes or pulls somewhere on the rice cooker body 1, but if there is a handle 17, if the handle 17 is grasped like when carrying the rice cooker body 1, the rice cooker It is easy to change the orientation of the main body 1. In addition, when the handle 17 is arranged so that the rotation center 17c of the handle 17 and the rotation center 16a of the turntable 16 intersect or are close to each other as in this embodiment, when the handle 17 is inverted, the grip portion of the handle 17 is Since 17b comes on the rotation center of the turntable 17, the rice cooker main body 1 can be easily rotated.
[0031]
(Example 3)
As shown in FIG. 5, the lid body 8 is provided with a steam port 8 a that communicates the inside and the outside of the pan, and the steam port 8 a is disposed so as not to coincide with the rotation center 16 a of the turntable 16. Other configurations are the same as those of the first embodiment.
[0032]
The operation of the above configuration will be described. The steam generated from the pan 2 during cooking passes through the steam outlet 8a and flows out of the rice cooker body 1. However, when cooking in a storage cabinet, the top of the cabinet is condensed with steam, causing mold and corrosion. Cause.
[0033]
Here, in the rice cooker of a present Example, since the position of the steam port 8a can be changed by rotating the rice cooker main body 1, the direction of the steam port 8a in a position where steam does not hit the top surface of the cabinet. The condensation on the top of the cabinet can be prevented.
[0034]
Needless to say, the farther the position of the steam port 8a is from the center of rotation of the turntable 16, the more the position of the steam port 8a can be moved.
[0035]
Example 4
As shown in FIGS. 6 and 7, the operation unit 18 operates the operation of the rice cooker and is disposed on the top surface 8 d of the lid 8. Other configurations are the same as those of the first embodiment.
[0036]
The operation of the above configuration will be described. An operation input signal from the operation unit 18 is transmitted to the control unit 5, and the bottom induction coil 3 and the lid induction coil 10 which are heating means are energized to perform rice cooking and heat insulation operations.
[0037]
Here, by arranging the operation unit 18 on the top surface 8d of the lid 8, in a conventional rice cooker, the rice cooker must be rotated so that the operation unit comes to the front when operating the operation of the rice cooker. However, in this embodiment, since the operation unit 18 is on the lid top surface 8d, the operation unit 18 can be operated regardless of which direction the rice cooker body 1 is facing, which improves usability. Can do.
[0038]
(Example 5)
As shown in FIGS. 8 and 9, the display unit 19 displays the operation state of the rice cooker and is arranged on the top surface 8 d of the lid 8. Other configurations are the same as those of the first embodiment.
[0039]
The operation of the above configuration will be described. By arranging the display unit 19 on the top surface 8d of the lid 8, in a conventional rice cooker, in order to check the operation state of the rice cooker, the rice cooker must be rotated to a position where the display unit can be seen. However, in this embodiment, since the display unit 19 is on the top surface 8d of the lid body 8, the display unit 19 can be visually observed regardless of which direction the rice cooker main body 1 is facing, which improves usability. it can.
[0040]
【The invention's effect】
As described above, according to the invention described in claim 1 of the present invention, the rotation center of the turntable is decentered with respect to the central axis of the pan storage portion. The rice cooker body can be prevented from rotating and the usability can be improved.
[0041]
In addition, according to the invention described in claim 2, since the rotation center of the turntable and the rotation center of the handle that rotates about the shaft portion provided on the side wall of the rice cooker body are substantially intersected, the rice cooker body When rotating, the direction of the rice cooker body can be easily changed using the handle.
[0042]
In addition, according to the invention described in claim 3, since the steam port provided in the lid body does not coincide with the rotation center of the turntable, the direction of the steam port can be easily changed, and the rice cooker can be cooked in the cabinet. Condensation on the top surface of the cabinet when the container is stored can be prevented.
[0043]
Moreover, according to the invention of Claim 4, since the operation part which operates operation | movement of a heating means is distribute | arranged to the top | upper surface of a cover body, it can operate regardless of which direction a rice cooker main body is facing. Can do.
[0044]
Further, according to the invention described in claim 5, since the display unit for displaying the state of the heating means is arranged on the top surface of the lid, the operation state can be changed regardless of the direction of the rice cooker body. The display part to display can be visually observed.
[Brief description of the drawings]
FIG. 1 is a cross-sectional view of a rice cooker according to a first embodiment of the present invention. FIG. 2 is a bottom view of the rice cooker. FIG. 3 is a perspective view of the rice cooker in an opened state. Fig. 5 is a perspective view of a rice cooker according to a third embodiment of the present invention. Fig. 6 is a cross-sectional view of a rice cooker according to a fourth embodiment of the present invention. FIG. 8 is a sectional view of a rice cooker according to a fifth embodiment of the present invention. FIG. 9 is a perspective view of the rice cooker. FIG. 10 is a sectional view of a conventional rice cooker.
DESCRIPTION OF SYMBOLS 1 Rice cooker main body 1a Pan storage part 1c Center axis 2 Pan 16 Rotation stand 16a Rotation center

Claims (5)

A rice cooker body having a bottomed cylindrical pot storage section for detachably storing a pan, and a turntable for changing the orientation of the rice cooker body, the rotation axis of the turntable being the central axis of the pot storage section A rice cooker that is decentered. A rice cooker body having a bottomed cylindrical pot storage section for detachably storing the pan, a turntable for changing the orientation of the rice cooker body, and a shaft section on the side wall of the rice cooker body, the shaft section A rice cooker comprising a handle that rotates in the center, wherein the rotation center of the turntable and the rotation center of the handle substantially intersect. A lid that covers the top surface of the rice cooker body so as to be openable and closable is provided, the lid having a steam port that communicates the inside and the outside of the pan, and the steam port does not coincide with the rotation center of the turntable. The rice cooker according to 1 or 2. A lid that covers the upper surface of the rice cooker body so as to be freely opened and closed, a heating means that heats the pan, and an operation portion that operates the operation of the heating means, wherein the operation portion is arranged on the top surface of the lid. Item 1 or 2 rice cooker. A lid that covers the upper surface of the rice cooker body so as to be freely opened and closed, a heating means that heats the pan, and a display portion that displays the state of the heating means, wherein the display portion is disposed on the top surface of the lid body. Item 1 or 2 rice cooker.

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