JP5231591B2 - Cooking equipment - Google Patents

Description

  The present invention relates to a cooking apparatus provided with a weight detection sensor for detecting the weight of food.

  In cooking equipment, it is required to perform proper cooking, improve taste, and realize energy saving by controlling temperature, cooking time, etc. according to the amount of food put in the equipment body. It has been. For example, in a rice cooker, the food when cooked by maintaining the entire rice at an appropriate temperature and time during the process of supplying water to the rice, boiling process, steaming process, etc. from room temperature at the start of cooking It is known that the feeling and sweetness change, and it is desirable to control the heat input according to the amount of target rice.

Therefore, a cooking apparatus has been proposed in which a sensor for detecting the weight of food (rice, water, etc.) placed in the cooker of the rice cooker is provided at the bottom of the kettle, and heat input control is performed based on the detection result of the sensor. (For example, Patent Document 1).
In addition, a cooking apparatus in which a sensor for detecting weight is provided on a leg portion of the main body has been proposed (for example, Patent Document 2).
Furthermore, a cooking apparatus has been proposed in which sensor legs for detecting weight are arranged in a region surrounded by support legs arranged in a polygonal shape at the lower part of the main body (for example, Patent Document 3).

Japanese Patent Laid-Open No. 59-20124 (see, for example, FIG. 1) Japanese Utility Model Publication No. 63-37123 (see, for example, FIG. 1) Japanese Unexamined Patent Publication No. 2004-347452 (see, for example, FIGS. 1 and 9)

  Since the technique described in Patent Document 1 is provided with a sensor for detecting the weight inside the cooking apparatus, the cooking apparatus main body has been enlarged accordingly.

  The technique described in Patent Document 2 is provided with a sensor for detecting weight on the leg of the main body, but does not consider the center of gravity that changes due to opening and closing of the lid of the cooking apparatus. Thereby, depending on the open / closed state of the lid, one of the leg portions may be lifted, and the installation state of the cooking apparatus may become unstable. Further, when the lifted leg is a leg corresponding to a sensor for detecting the weight, the weight cannot be detected with high accuracy.

  In the technique described in Patent Document 3, if a part of the support leg protrudes downward from the sensor leg due to the unevenness of the installation surface, the load applied to the sensor leg may be reduced, and the measurement accuracy may be significantly reduced. there were.

  The present invention has been made to solve at least one of the above-described problems. In the state in which the detection accuracy of food in the main body is improved with the lid closed, and the equipment is removed with the lid open. It aims at providing the cooking device which improved the stability of the main body.

  A cooking device according to the present invention has a main body in which fixtures are detachably accommodated, a lid provided on the main body so as to be openable and closable, and three or more legs provided on a bottom surface of the main body, and at least of the legs. In the cooking apparatus in which one is a weight detection leg for detecting weight, the weight detection leg is relative to a first perpendicular foot that is a vertical line passing through the center of gravity in a state where the fixture is attached to the main body and the lid is closed. The leg provided on the bottom of the main body has a center of gravity in a state where the lid is opened and the equipment is removed from the main body. The leg of the 2nd perpendicular which is a perpendicular line to pass is arrange | positioned so that it may become the inner side of the triangle formed by connecting the leg to the 3rd in order from the near to the leg of the 2nd perpendicular.

  In the cooking device according to the present invention, the weight detection leg is attached to the first perpendicular foot with respect to the first perpendicular foot that is a vertical line passing through the center of gravity in a state where the fixture is attached to the main body and the lid is closed. The leg provided on the bottom surface of the main body is a second perpendicular line that passes through the center of gravity when the lid is open and the equipment is removed from the main body. Are arranged so as to be inside the triangle formed by connecting the third leg in order from the side closer to the foot of the second perpendicular line. Thereby, the improvement of the detection precision of the foodstuff in a main body in the state which closed the lid | cover, and the improvement of the stability of the main body in the state which opened the lid | cover and removed the fixture can be made compatible.

It is a schematic diagram of the state which closed the lid | cover of the rice cooker which concerns on Embodiment 1 of this invention. It is a schematic diagram of the state which opened the lid | cover of the rice cooker shown in FIG. It is a figure explaining an example of arrangement | positioning of the leg of the rice cooker which concerns on Embodiment 1 of this invention. It is a figure explaining the movement of the gravity center position in the state which closed the lid | cover of the rice cooker which concerns on Embodiment 1 of this invention, and the open state. It is a schematic diagram explaining the structure of the sensor built-in leg of the rice cooker which concerns on Embodiment 2 of this invention. It is a schematic diagram explaining the position of the sensor built-in leg of the rice cooker which concerns on Embodiment 3 of this invention. It is a schematic diagram explaining the position of the sensor built-in leg of the rice cooker which concerns on Embodiment 4 of this invention. It is a schematic diagram explaining the position of the sensor built-in leg of the rice cooker which concerns on Embodiment 5 of this invention. It is a schematic diagram explaining the position of the sensor built-in leg of the rice cooker which concerns on Embodiment 6 of this invention. It is a schematic diagram explaining the position of the sensor built-in leg of the cooking apparatus which concerns on Embodiment 7 of this invention. It is a schematic diagram explaining the position of the sensor built-in leg of the cooking apparatus which concerns on Embodiment 7 of this invention.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
Embodiment 1 FIG.
FIG. 1 is a schematic view of a state in which the lid 2 of the rice cooker 100 according to Embodiment 1 of the present invention is closed. FIG. 2 is a schematic view showing a state where the lid 2 of the rice cooker 100 shown in FIG. 1 is opened. This rice cooker 100 is an example of a cooking device.
1 shows a state in which food is contained in the hook 3, and FIG. 2 shows a state in which the lid 2 is opened and equipment such as the hook 3 is removed. Further, the center of gravity moves by opening the lid 2 shown in FIG. 1 and removing the equipment such as the hook 3.
Furthermore, in the following description, in order to represent the position on the horizontal plane among the positions of the center of gravity of the rice cooker 100, a line that is dropped vertically from the center of gravity is referred to as a perpendicular foot. For example, referring to FIG. 1 and FIG. 2, the position of the center of gravity moves, so that the position moves from the perpendicular foot X (FIG. 1) to the position corresponding to the perpendicular foot Y (FIG. 2). Further, in the following description, a direction from the rear leg 12 to the front leg 11 described later is a front direction, and a direction from the front leg 11 to the rear leg 12 is a rear direction. Furthermore, the front direction is a front side of a straight line in the left-right direction passing through a certain position, and the rear direction is a rear side of the straight line in the left-right direction passing through a certain position.
The rice cooker 100 according to the first embodiment is provided with a sensor built-in leg 13 (weight detection leg) provided with a weight detection sensor for detecting the weight of food or the like in the rice cooker. The improvement which makes the improvement of the detection accuracy of the foodstuff and the improvement of the stability of the rice cooker mounted have been made.

[Configuration of Rice Cooker 100]
As shown in FIGS. 1 and 2, a rice cooker 100 includes a main body 1, a lid 2 that opens and closes, a lid opening and closing hinge 4 that attaches and closes the lid 2 to the main body 1, and a pot that holds food to be cooked (for example, rice or water) 3. It has the control apparatus (illustration omitted) which controls for cooking, and the leg 50 which supports the main body 1. FIG.
The main body 1 constitutes the side and bottom surfaces of the outer shell of the rice cooker 100 and can accommodate equipment such as the pot 3. And the leg 50 which supports the rice cooker 100 is provided in the bottom face of the main body 1. FIG. Further, a lid 2 is provided on the upper portion of the main body 1 through a lid opening / closing hinge 4 so as to be freely opened and closed.
1 and 2, the shape of the main body 1 is illustrated as having a substantially rectangular shape in a longitudinal section in which a recess 51 for installing the hook 3 is formed. However, the shape is not limited to this. Absent. Furthermore, in FIG.1 and FIG.2, although the bottom face of the main body 1 has shown what is planar shape, it is not limited to this. The bottom surface of the main body 1 may be formed with, for example, a curved surface or may be wavy.

The lid 2 opens or closes the recess 51 for installing the hook 3. 1 and 2, the shape of the lid 2 is illustrated as having a substantially rectangular shape in longitudinal section, but is not limited thereto. The lid 2 is provided on the upper portion of the main body 1 through a lid opening / closing hinge 4 so as to be freely opened and closed.
The pot 3 (equipment) is a container for storing food such as rice and water, and is detachable from the main body 1. 1 and 2, the shape of the hook 3 is a substantially concave shape, but is not limited to this. For example, the shape corresponding to the concave portion 51 may be used.
The lid opening / closing hinge 4 connects the lid 2 to the main body 1 so as to be freely opened and closed. The lid opening / closing hinge 4 is provided at the end of the upper surface of the main body 1. In FIG. 1 and FIG. 2, the lid opening / closing hinge 4 is provided at the end of the upper surface of the main body 1, but is not limited thereto.
The control device controls various devices (for example, a coil or the like) in order to cook food stored in the pot 3 based on information set by the user (for example, rice cooking, heat retention, or the like). During cooking, the control device controls various devices based on the detection result of the weight of food detected by the sensor built-in leg 13. For example, if the rice cooker 100 is of a type having a heating coil for electromagnetic induction heating, the control device cooks food by controlling the current supplied to the heating coil.

The legs 50 are legs that support the rice cooker 100 provided on the bottom surface of the main body 1, and each leg 50 has a contact point with the installation surface. The leg 50 has a front leg 11 and a rear leg 12 that support the rice cooker 100, and a sensor built-in leg 13 that has a function of detecting the weight of food put in the pot 3 and the like.
The front leg 11 is a leg provided at the lower part on the side away from the lid opening / closing hinge 4. Specifically, the front leg 11 of the rice cooker 100 according to the first embodiment is arranged on the front side of the vertical foot X (first vertical foot X) so as not to fall.
The rear leg 12 is a leg provided at the lower part near the lid opening / closing hinge 4. Specifically, the rear leg 12 of the rice cooker 100 according to the first embodiment is outside the vertical leg Y (second vertical leg Y) and is perpendicular to the lid opening / closing hinge 4 so as not to fall down. Suppose that it is arrange | positioned rather than the leg | foot B of this.
1 and 2 show an example in which the front leg 11 and the rear leg 12 are provided on the leg 50, the detailed arrangement of the legs 50 will be described in detail later in [Regarding the arrangement of the legs 50]. And

The sensor built-in leg 13 is a leg that supports the rice cooker 100 and detects the weight of food in the pot 3 and water in a water tank 5 described later. The mechanism in which the sensor built-in leg 13 detects the weight may be configured such that the sensor built-in leg 13 is provided with a weight detection sensor made of, for example, a piezoelectric element.
If there is a manufacturing error or distortion of the lower part of the main body 1, the front leg 11, the rear leg 12 or other bottom surface portion may hit the installation surface, and the sensor built-in leg 13 may float with respect to the installation surface. Thereby, the weight detection precision of the sensor built-in leg 13 may fall. Therefore, the sensor built-in leg 13 is preferably provided so as to protrude downward from the lower end of the front leg 11, the rear leg 12 or other bottom surface portion.

[Regarding the arrangement of the legs 50]
FIG. 3 is a diagram for explaining an example of the arrangement of the legs 50 of the rice cooker 100 according to Embodiment 1 of the present invention. This FIG. 3 demonstrates an example of arrangement | positioning of legs 50 other than the sensor built-in leg 13 and the sensor built-in leg 13 with respect to the leg X of a perpendicular line, and the leg Y of a perpendicular line. FIG. 3 shows an arrangement example of the legs 50 when the number of sensor built-in legs 13 is changed from 1 to 3 with respect to the total number of legs including the sensor built-in legs 13. Also, the double circle shown in FIG. 3 corresponds to the leg 50 that is not the sensor built-in leg 13, and the black circle corresponds to the sensor built-in leg 13.

The total number of legs 50 of the rice cooker 100 according to the first embodiment is three or more, and at least one of the legs 50 is the sensor built-in leg 13. And the leg 50 is arrange | positioned so that the conditions 1 and 2 demonstrated below may be satisfy | filled. 3A to 3L specifically show an example of the arrangement of the legs 50 that satisfy the conditions 1 and 2. FIG.
(Condition 1) Among the legs 50, at least one of the third legs 50 in order from the one closest to the perpendicular foot X is set as the sensor-incorporated leg 13.
(Condition 2) Three legs 50 are arranged so that a triangle formed by connecting up to the third leg 50 in order from the one near the leg Y of the vertical line among the legs 50 surrounds the leg Y of the vertical line. That is, the three legs 50 are arranged so that the perpendicular foot Y comes inside these three legs 50.
(Condition 3) The sensor built-in leg 13 is provided on the line segment connecting the vertical foot X and the vertical foot Y.

[Effects of the rice cooker 100]
According to (Condition 1), in the state where the lid 2 is closed, the third leg 50 in order from the one close to the perpendicular foot X among the legs 50 becomes the sensor built-in leg 13. That is, in the state where the lid 2 is closed, at least one of the three legs to which the weight is applied becomes the sensor built-in leg 13, so that the weight of the food in the hook 3 can be detected with high accuracy.

  Further, from (Condition 2), when the lid 2 is open and the equipment such as the hook 3 is removed, the legs 50 are formed by connecting up to the third legs 50 in order from the one close to the vertical leg Y. The three legs 50 are arranged so that the triangle to be enclosed surrounds the leg Y of the perpendicular line. That is, while the lid 2 is opened, the perpendicular foot Y in a state in which equipment such as the pot 3 is removed is surrounded by this triangle, so that the stability of the rice cooker 100 can be improved. In FIG. 2, the state in which the lid 2 is opened and the equipment such as the hook 3 is removed is illustrated as the maximum amount of movement of the perpendicular line from the foot X when the lid 2 is closed, which is the most unstable. This is to ensure stability even in the state of becoming.

  Further, from (Condition 3), the sensor built-in leg 13 is located on a line segment connecting the vertical foot X and the vertical foot Y, so that the full load is applied to the sensor built-in leg 13 during the transitional period of opening and closing of the lid 2. Therefore, it is possible to avoid a sudden change of direction due to rotation around the sensor built-in leg 13 without falling into an unstable state (center of FIG. 4).

  Thus, the rice cooker 100 which concerns on this Embodiment 1 has the leg 50 arrange | positioned so that the said (condition 1) and (condition 2) may be satisfy | filled, Therefore In the rice cooker 100 in the state which closed the lid | cover 2 It is possible to achieve both improvement in food detection accuracy and improvement in stability of the rice cooker 100 in a state where the lid 2 is opened and equipment such as the pot 3 is removed.

  Here, FIG. 4 is a figure explaining the movement of the gravity center position in the state which closed and opened the cover 2 of the rice cooker 100 which concerns on Embodiment 1 of this invention. In the rice cooker 100 according to the first embodiment, since the legs 50 are arranged so as to satisfy (Condition 1) and (Condition 2), both the legs 50 are in the closed state and in the opened state. The rice cooker 100 is supported. As a result, in a transient state where the center of gravity moves when the lid 2 is opened and closed, it is suppressed that the unstable state (unstable region) shown in the center of FIG. The stability of the rice cooker 100 can be improved.

Embodiment 2. FIG.
FIG. 5 is a schematic diagram illustrating the configuration of the sensor built-in leg 13A of the rice cooker 100A according to Embodiment 2 of the present invention. In the second embodiment, the same parts as those in the first embodiment are denoted by the same reference numerals, and differences from the first embodiment will be mainly described.
As shown in FIG. 5, the sensor built-in leg 13 </ b> A may be configured by providing legs 61 protruding downward in two places on a rod-shaped component 60. That is, a configuration may be adopted in which a weight detection sensor is provided at, for example, the central portion of the rod-shaped component 60 and the two legs 61 and the weight detection sensor are mechanically connected via the rod-shaped component 60. Thereby, the load applied to the two legs 61 can be detected by one weight detection sensor. Although FIG. 5 illustrates a case where the number of legs 61 is two, the present invention is not limited to this.
Further, as shown in FIG. 5, the sensor built-in leg 13 </ b> A may be a bar-like component 65 having a substantially semi-elliptical cross section. The ground contact surface of the rod-shaped component 65 is wider than that of the leg 50. And a weight detection sensor is good to provide in the center part of rod-shaped component 65, for example.

In addition to satisfying the above (Condition 1) and (Condition 2), the rice cooker 100A according to the second embodiment is provided with two or more legs 61 that project the sensor built-in legs 13A below the bar-shaped part 60. Configure. Accordingly, two or more legs 61 can function as weight detection legs with a single weight detection sensor.
Alternatively, in addition to satisfying the above (Condition 1) and (Condition 2), the rice cooker 100A according to the second embodiment is configured by the rod-like component 65 having a substantially semi-elliptical cross section in the sensor built-in leg 13A. . Thereby, the function corresponding to installing a plurality of legs for detecting weight by one weight detection sensor can be obtained.
That is, the rice cooker 100A according to the second embodiment reduces the number of parts and the volume of the parts by the amount that the number of weight detection sensors can be reduced in addition to the effects of the rice cooker 100 according to the first embodiment. Therefore, the increase in size of the rice cooker 100A can be suppressed.

Embodiment 3 FIG.
FIG. 6 is a schematic diagram illustrating the position of the sensor built-in leg 13B of the rice cooker 100B according to Embodiment 3 of the present invention. FIG. 6 illustrates an example in which two front legs 11B are provided and two sensor built-in legs 13B as rear legs are provided. In the third embodiment, the same parts as those in the first and second embodiments are denoted by the same reference numerals, and the difference from the first and second embodiments will be mainly described.

  As shown in FIG. 6, when the lid 2 in the opened state is urged and closed, the speed of the front side of the lid 2 increases and contacts the main body 1. Alternatively, it is assumed that the user pushes the front side of the lid 2 in order to completely close the lid 2 without closing the lid 2 of the upper body with momentum. As a result, a particularly strong impact (overload) is transmitted to the front legs 11B arranged at a position corresponding to the front side of the lid 2 (below the front side of the lid 2). If the sensor built-in leg 13B is disposed at a position corresponding to the front side of the lid 2, the weight detection sensor of the sensor built-in leg 13B may be broken by the impact, or the weight detection sensor may be fixed. There is a possibility of damaging tools.

Therefore, in addition to satisfying the above (Condition 1) and (Condition 2), the rice cooker 100B according to Embodiment 3 moves the sensor built-in leg 13B to a position corresponding to the lid opening / closing hinge 4 (the lid opening / closing hinge 4). Near the lower part of Thereby, the impact applied to the sensor built-in leg 13B when the lid 2 is closed can be suppressed.
That is, in addition to the effect of the rice cooker 100 according to the first embodiment, the rice cooker 100B according to the third embodiment has a failure of the weight detection sensor due to an overload on the sensor built-in leg 13B, or a weight detection sensor. Since the damage to the holding fixture to fix can be suppressed, the rice cooker 100B which is stably long-lived can be provided.
In addition, as arrangement | positioning of the leg 50B of the rice cooker 100B which concerns on Embodiment 3, arrangement | positioning of (a) (b) (h) (k) in FIG. 3 corresponds.

Embodiment 4 FIG.
FIG. 7 is a schematic diagram for explaining the position of the sensor built-in leg 13C of the rice cooker 100C according to Embodiment 4 of the present invention. In FIG. 7, two front legs 11C are provided, two rear legs 12C are provided, and two sensor-incorporated legs 13C are provided on the rear side of the vertical foot X and on the front side of the vertical foot Y. An example is illustrated. In addition, the sensor built-in leg 13C illustrated in FIG. 7 is disposed so as to be the vertical foot X between the rear leg 12C and the vertical foot X. In the fourth embodiment, the same parts as those in the first to third embodiments are denoted by the same reference numerals, and differences from the first to third embodiments will be mainly described.

As illustrated in FIG. 7, an impact may be transmitted to the lower side of the lid opening / closing hinge 4 through the lid opening / closing hinge 4 and the main body 1 by the action of opening the lid 2. As a result, a particularly strong impact is transmitted to the rear leg 12C disposed at a position corresponding to the lid opening / closing hinge 4 (below the lid opening / closing hinge 4). If the sensor built-in leg 13C is arranged at a position corresponding to the lid opening / closing hinge 4, the weight detection sensor of the sensor built-in leg 13C is broken by the impact, or the weight detection sensor is fixed. There is a possibility of damaging tools.
Further, as described in the third embodiment, due to the action of closing the lid 2, a stronger impact is transmitted to the leg 50C arranged at a position corresponding to the front side of the lid 2 (below the front side of the lid 2). .

Therefore, in addition to the above (Condition 1) and (Condition 2), the rice cooker 100C according to the fourth embodiment has a sensor built-in leg 13C between the rear leg 12C and the vertical foot X. It arrange | positions so that it may become from the leg | foot X. That is, the sensor built-in leg 13C is arranged at a position corresponding to the lid opening / closing hinge 4 and a position away from the position corresponding to the front side of the lid 2. Thereby, the impact applied to the sensor built-in leg 13C can be suppressed both when the lid 2 is closed and when the lid 2 is opened.
In other words, in addition to the effects of the rice cooker 100 according to the first embodiment, the rice cooker 100C according to the fourth embodiment has a failure of the weight detection sensor due to an overload on the sensor built-in leg 13C, or a weight detection sensor. Since the damage to the holding fixture to fix can be suppressed, 100 C of rice cookers which are stably long-lived can be provided.
In addition, as arrangement | positioning of the leg 50C of the rice cooker 100C which concerns on Embodiment 4, arrangement | positioning of (k) in FIG. 3 corresponds.

  Here, for example, when it is desired to particularly suppress the impact when the lid 2 is closed, the arrangement of the legs 50B of the rice cooker 100B according to Embodiment 3 is adopted, and both impacts when the lid 2 is closed and opened are applied. If it is desired to suppress, the arrangement of the legs 50C of the rice cooker 100C according to the third embodiment may be adopted.

Furthermore, in FIG. 7, two front legs 11C are provided, two rear legs 12C are provided, and two sensor-incorporated legs 13C are provided on the rear side of the vertical leg X and on the front side of the vertical leg Y. Although the illustrated example is illustrated, this arrangement can be generalized as follows.
That is, the leg 50C is composed of at least four or more, at least one leg 50C is disposed on the front side of the vertical leg X, at least one leg 50C is disposed on the rear side of the vertical leg Y, and That is, at least one sensor-incorporated leg 13C is disposed between the rear side of the foot X and the front side of the perpendicular foot Y.

As a result, when the lid 2 is closed and the hook 3 is attached to the main body 1, and when the lid 2 is open and the hook 3 is detached from the main body 1, the leg that contacts the installation surface 50C will be at least one different. In addition, as shown with the structure of the above-mentioned rice cooker 100, the sensor built-in leg 13C shall protrude below any leg 50C.
That is, as shown in FIG. 7, when the lid 2 is closed and the hook 3 is attached to the main body 1, the four legs 50 </ b> C indicated by X ′ support the rice cooker 100 </ b> C and open the lid 2. In the state where the hook 3 is removed from the main body 1, the four legs 50C indicated by Y 'support the rice cooker 100C.
In this way, by arranging the legs 50C so that the legs 50C supporting the rice cooker 100C differ according to the movement of the center of gravity, the lid 2 is closed and the hook 3 is attached to the main body 1. The stability of the rice cooker 100C can be improved both in the state where the lid 2 is opened and the pot 3 is removed from the main body 1.

Embodiment 5 FIG.
FIG. 8 is a schematic diagram for explaining the position of the sensor built-in leg 13D of the rice cooker 100D according to the fifth embodiment of the present invention. It is assumed that the front leg 11D shown in FIG. 8 is the frontmost leg among the legs 50D. Further, in the fifth embodiment, the same parts as those in the first to fourth embodiments are denoted by the same reference numerals, and differences from the first to fourth embodiments will be mainly described.

  In addition to satisfying the above (Condition 1) and (Condition 2), the rice cooker 100D according to Embodiment 5 has a sensor built-in leg 13D as a distance from the front leg 11D to the vertical foot X, and the rear When the distance from the leg to the leg X of the perpendicular is b, the distance a> distance b is satisfied. As a result, in a state where the fixture is attached and the lid 2 is closed, a half or more of the load is always applied to the sensor built-in leg 13D. Thereby, in addition to the effect which the rice cooker 100 of Embodiment 1 has, the rice cooker 100D which concerns on this Embodiment 5 can improve the detection precision of the weight of the food put in the pot 3. FIG.

  Here, the rice cooker 100D may be supported by the three legs 50D instead of the four or more legs 50D due to warpage or inclination of the installation surface of the rice cooker 100D. However, even in such a case, the rice cooker 100D according to the fifth embodiment is arranged so that the sensor built-in leg 13D satisfies the distance a> distance b, so any of the sensor built-in legs 13D is on the installation surface. On the other hand, it is suppressed from floating. That is, it can suppress that measurement accuracy falls.

Embodiment 6 FIG.
FIG. 9 is a schematic diagram for explaining the position of the sensor built-in leg 13E of the rice cooker 100E according to Embodiment 6 of the present invention. In FIG. 9, a case where the rear leg is a sensor built-in leg 13E is shown as an example. In the sixth embodiment, the same parts as those in the first to fifth embodiments are denoted by the same reference numerals, and differences from the first to fifth embodiments will be mainly described.
Rice cooker 100E according to Embodiment 6 is a rice cooker having a function of preventing the steam during rice cooking from leaking out of the rice cooker. The rice cooker 100E according to the sixth embodiment is formed of an inner lid (not shown) that fits with the hook 3 to substantially close the space above the pot 3, and the pot 3 and the inner lid when heated. The cartridge 6 serves as a passage for the steam generated in the space 53 and the water tank 5 (equipment) into which the steam generated in the space 53 is sent through the cartridge 6.
The inner lid and the water tank 5 are detachable (detachable) equipment from the main body 1. FIG. 9 shows an example in which the water tank 5 is disposed on the front side with respect to the hook 3.

FIG. 9A illustrates a state before the rice cooker 100E cooks rice. That is, all the fixtures are attached, a predetermined amount of water is put into the water tank 5, and a predetermined rice and water 7 are put into the pot 3 (this is called state 1). The center of gravity at this time corresponds to the perpendicular foot X1 (the third perpendicular foot).
FIG.9 (b) has shown the state after the rice cooker 100E cooked rice. That is, all the fixtures are attached, the water tank 5 stores the water increased by the increased amount of steam generated during rice cooking, and the kettle 3 has the cooked rice 8 (this is the state) Is called state 2). The center of gravity at this time corresponds to the perpendicular foot X2 (fourth perpendicular foot).
Here, the distance from the front leg 11E to the perpendicular foot X1 is a, and the distance from the sensor built-in leg 13E to the perpendicular foot X1 is b. Similarly, the distance from the front leg 11E to the vertical foot X2 is a, and the distance from the sensor built-in leg 13E to the vertical foot X2 is b.

In addition to satisfying (Condition 1) and (Condition 2), rice cooker 100E according to Embodiment 6 includes front leg 11E and a sensor built-in leg so that distance a> distance b is satisfied in states 1 and 2 13E is arranged. Thereby, not only before cooking rice but after cooking rice, weight can be detected accurately.
That is, in addition to the effect which the rice cooker 100 which concerns on Embodiment 1 has, the rice cooker 100E which concerns on this Embodiment 6 can detect a weight accurately not only before cooking but also after cooking. That is.

  Here, more preferably, the front leg 11E and the sensor built-in leg 13E are arranged so that the distance a> the distance b is satisfied even when the lid 2 is closed and the rice 8 is consumed. . The center of gravity at this time corresponds to the perpendicular foot X3. Further, a is a distance from the front leg 11E to the perpendicular foot X3, and b is a distance from the sensor built-in leg 13E to the perpendicular foot X3. Thereby, even when the water stored in the water tank 5 after cooking is increased, the legs 50E are arranged so that the distance a> the distance b is satisfied, so that the weight of the consumed rice is accurately detected. can do. That is, it is possible to display the remaining amount of rice or to appropriately control the heat retention temperature.

Moreover, although it is necessary for a user to put water in the water tank 5 in order to condense the steam | steam generated before cooking rice, it is good to provide the water level display (mark which shows water amount) used as a standard in this case. Thereby, the user can put water into the water tank 5 more accurately. Here, the amount of water to be put into the water tank 5 is an amount corresponding to the water level display, and an error may occur.
However, in the rice cooker 100E according to the sixth embodiment, since the legs 50E are arranged so as to satisfy the above (Condition 1) and (Condition 2), even if such an error in the amount of water exists, The influence of the error on the weight detection sensor can be reduced. In other words, it is possible to accurately detect the weight of rice and water introduced into the kettle.

Embodiment 7 FIG.
FIG. 10 is a schematic diagram for explaining the position of the sensor built-in leg 13F of the cooking apparatus 100F according to Embodiment 7 of the present invention. FIG. 11 is a schematic diagram for explaining the position of the sensor built-in leg 13F of the cooking apparatus 100F according to Embodiment 7 of the present invention. In the seventh embodiment, the same parts as those in the first to sixth embodiments are denoted by the same reference numerals, and differences from the first to sixth embodiments will be mainly described.
In rice cookers 100 and 100A to 100E according to Embodiments 1 to 6, lid 2 is provided so as to cover substantially the entire upper surface (substantially the entire top surface) of main body 1, and lid opening / closing hinge 4 is provided at the end of the upper surface. Although what was provided was demonstrated as an example, it is not limited to such a form.
That is, as shown in FIGS. 10 (a) and 10 (b), even if the lid 2F is provided on the front surface of the cooking apparatus 100F, the lid opening / closing hinge 4F is provided as shown in FIG. 10 (a). Even if it is provided at the lower end, it may be provided at the left end when viewed from the front side as shown in FIG. As described above, the cooking apparatus 100F which is the front side lower opening (FIG. 10 (a)) and the front side lateral opening (FIG. 10 (b)) with respect to the lid opening / closing hinge 4F is also described in the first to sixth embodiments. The arrangement of the legs 50, 50A to 50E is applicable.

  Moreover, as shown in FIG. 11, it is good also as a structure by which the cover opening / closing hinge 4F is not provided in the cooking device 100F. That is, instead of the configuration in which the lid 2F and the main body 1 are connected via the lid opening / closing hinge 4F, the configuration in which the drawer tray 62 that can be pulled out is provided at the lower portion of the lid 2F is described in the first to sixth embodiments. The arrangement of the legs 50, 50A to 50E is applicable.

  Moreover, in Embodiments 1-6, although the rice cooker has been mentioned as an example as a cooking device, it is an apparatus which performs cooking control according to a foodstuff weight, Comprising: With a cooking apparatus which a gravity center position changes at the time of apparatus operation It can be applied to any device. Specifically, it can be used for, for example, a microwave oven, fish grill, IH cooker, and a device that controls cooling in a substantially independent drawer or case incorporated in a refrigerator-freezer. The cooking apparatus 100F according to the seventh embodiment can also be applied to, for example, a microwave oven, a fish grill, an IH cooker, and a device that controls cooling in a substantially independent drawer or case incorporated in a refrigerator-freezer. .

  Rice cookers 100, 100A to 100E according to Embodiments 1 to 6 and cooking apparatus 100F according to Embodiment 7 perform detection of the weight of food in main body 1 using sensor-equipped legs 13, 13A to 13F. It is. That is, since not all of the mechanisms for detecting the weight are housed in the main body 1, it is possible to suppress an increase in size. Needless to say, the contents described in Embodiments 1 to 7 may be combined as appropriate.

  1 Main body, 2 2F lid, 3 pot, 4 4F lid open / close hinge, 5 water tank, 6 cartridge, 7 rice and water, 8 rice, 11, 11B-11E front leg, 12, 12C rear leg, 13, 13A 13F sensor built-in leg, 50, 50B to 50E leg, 51 recess, 53 space, 60 bar-shaped part, 61 leg, 62 drawer tray, 65 bar-shaped part, 100, 100A to 100E rice cooker, 100F cooking device.

Claims (11)

A main body in which equipment is removably stored;
A lid provided on the main body so as to be openable and closable;
Three or more legs provided on the bottom surface of the main body,
In the cooking device, wherein at least one of the legs is a weight detection leg for detecting weight,
The weight detection leg is
With respect to the first vertical foot that is a vertical line passing through the center of gravity when the fixture is attached to the main body and the lid is closed, at least one of the first vertical foot from the closest to the first vertical foot. Consisting of
The legs provided on the bottom surface of the main body are:
The second vertical foot, which is a vertical line passing through the center of gravity in a state where the lid is opened and the fixture is removed from the main body, in order from the closest to the second vertical foot, The cooking apparatus is arranged so as to be inside a triangle formed by connecting the legs. The weight detection leg is
The cooking apparatus according to claim 1, wherein the cooking apparatus is installed at a position other than a straight line passing through the first perpendicular leg and the second perpendicular leg. The lid is provided on the upper or side surface of the main body via a lid opening / closing hinge that is connected to the main body so as to be freely opened and closed.
The weight detection leg is
The cooking device according to claim 1 or 2, wherein the cooking device is disposed at a position corresponding to a position below the lid opening / closing hinge on the bottom surface of the main body rather than the first perpendicular foot. The lid is provided on the upper or side surface of the main body via a lid opening / closing hinge that is connected to the main body so as to be freely opened and closed.
The leg that is not the weight detection leg is disposed at a position corresponding to the lower side of the lid opening / closing hinge,
The weight detection leg is
The cooking device according to claim 1, wherein the cooking device is disposed closer to the leg of the first perpendicular than the leg that is not the weight detection leg. The lid is
The cooking apparatus according to claim 1, wherein the cooking apparatus is provided on a side surface of the main body so that the main body can be pulled out in the front-rear direction. The leg is composed of at least four or more,
The weight detection leg protrudes downward from the leg that is not the weight detection leg,
At least one of the legs is disposed in front of a foot of the first perpendicular;
At least one of the legs is disposed rearward of the foot of the second perpendicular;
The at least one said weight detection leg is arrange | positioned behind the leg | foot of said 1st perpendicular | vertical line, and the front side of the leg | foot of said 2nd perpendicular | vertical line. The cooking apparatus described in 1. When the longitudinal section of the main body is viewed,
The weight detection leg is
From the distance between the leg installed on the foremost side of the leg and the foot of the first perpendicular line,
The cooking apparatus according to any one of claims 1 to 6, wherein a distance from the weight detection leg to the foot of the first perpendicular is smaller. A water tank for storing water contained in the container that moves after cooking;
The fixture, and having an inner lid that substantially seals the container and constitutes an internal space;
The steam in the internal space is fed into the water tank during cooking, and has the function of preventing the steam from leaking outside from the main body and the lid,
When the longitudinal section of the main body is viewed,
The weight detection leg is
Rather than the leg installed on the foremost side, the fixture is attached to the main body and the lid is closed, and is arranged from the third perpendicular foot before cooking,
and,
Rather than the leg installed at the foremost side, the fixture is attached to the main body and the lid is closed, and the leg is arranged from the leg of the fourth perpendicular line after cooking. Item 8. The cooking apparatus according to any one of Items 1 to 7. The water tank is
The cooking apparatus according to claim 8, wherein a mark indicating the amount of water in the water tank is provided. The weight detection leg is
A rod-shaped part installed on the bottom of the main body;
The cooking apparatus according to any one of claims 1 to 9, further comprising two or more legs provided on the rod-shaped component and having a lower surface in contact with the ground surface. The cooking apparatus according to claim 1, further comprising a control device that performs control for cooking based on a detection result of the weight detection leg.

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