JP4958885B2 - Cooker - Google Patents

Description

  The present invention relates to a cooking device provided with weight detection means for detecting the weight of an object to be placed.

As a conventional cooking device, a pressure sensor is provided at the leg of the cooking device body, detects the total value of the weight of the cooking device body and the container to be heated, and also has a reset means, and is heated after selecting the resetting means. Some display the weight of a seasoning or the like put in a container on a display means (for example, see Patent Document 1).
There is also a microwave oven in which a weight detection unit is provided on the upper surface of the outer casing (for example, see Patent Document 2).

Japanese Unexamined Patent Publication No. 2000-018596 (2nd page, FIG. 1) JP 2004-219055 (6th and 7th pages, FIG. 2)

However, in the heating cooker according to Patent Literature 1, the weight of the heated container is detected in a state of being placed on the heating port, and the main purpose of weight detection is as follows: For example, when the cooked food in the heated container is boiling, the detection of the weight becomes unstable, and the exact seasoning etc. There was a problem that it was difficult to detect the weight.
Moreover, in the microwave oven which concerns on patent document 2, since the weight detection part is installed in the outer casing upper surface, in the internal casing which mounts in order to heat the mounting surface of the to-be-measured object in a weight detection part, and to heat The placement surface is not on the same plane, and there is a problem in that it takes time to move when placing in the inner casing after the weight detection unit detects the weight of the object to be weighed.

  The present invention has been made in order to solve the above-described problems, and a first object is to detect a weight of a heating port for heating an object to be heated and a food item. Another object is to obtain a cooking device capable of separately detecting weights in the means and detecting the exact weight of the cooked food. The second object is to provide a cooking device that can easily move the object to be weighed to the heating port by installing the heating port and the weight detection table on substantially the same plane.

A heating cooker according to the present invention is provided on a heating cooker body, a top plate provided on an upper surface of the heating cooker body, on which a heated object as a cooking container is placed, and provided below the top plate. A heating unit; an operation unit that receives a heating operation from a user; a control unit that outputs a heating command to the heating unit based on the heating operation; a display unit that displays an operating state of the heating unit; comprising a weight detecting means for detecting the weight of things, and the weight sensing means includes a weight detection stage for placing the objects to be weighed at the time of the weight detection, and a weight detector for detecting the weight of the objects to be weighed the weight detection stage becomes part of the upper surface portion of the heating cooker body, provided at a location other than a portion of the top plate opposite to the heating means, and a said weight sensing stand periphery the and a portion of the top plate Separately, provided on the peripheral portion and substantially flush, flood prevention structure is formed between the weight sensing platform and the weight sensing unit, the weight detection unit, the inside of the cooker body, And it was installed in the lower part of the said flood prevention structure, It is characterized by the above-mentioned.

In the cooking device according to the present invention, by providing a weight detection stand in addition to the heating opening, it is possible to detect the weight with high accuracy that is not easily affected by the heat or vibration due to heating or the vibration due to boiling of the object to be heated. .
In addition, by installing a weight detection stand on the same surface as the heating port, seasoning etc. put into the object to be weighed by the weight detection stand, or a pan placed directly on the weight detection stand It is possible to easily move an object to be heated to the heating port.

Embodiment 1 FIG.
1 is an overall perspective view of a heating cooker according to Embodiment 1 of the present invention, and FIG. 2 is a perspective view and a cross-sectional view of an upper surface portion of the heating cooker according to Embodiment 1 of the present invention. .
A top plate 2 is installed on the upper surface of the main body 1. On the top plate 2, a first heating port 3, a second heating port 4, and a third heating for placing the article 6 to be heated are placed. Mouth 5 is installed. On the top plate 2 behind the second heating port 4, a weight detection stand 7 for detecting the weight of the cooking unit or the like is installed, and the upper surface of the weight detection stand 7 is substantially the same as the peripheral portion thereof. It is installed on the surface. Further, on the upper surface of the front part of the main body 1, an operation unit 8 for performing an operation of detecting the weight of an object to be weighed placed on the weight detection table 7, and a weight value of the detected object to be weighed are displayed. A display unit 9 is installed. Also, on the rear upper surface of the main body 1, an intake port 10 for taking outside air into the main body 1 and an exhaust for discharging the air taken into the main body 1 and circulated inside the main body 1 to the outside. A mouth 11 is installed. The front side of the main body 1 is provided with a grill part 12 for directly baking the food, and a heating operation part 13 for performing an ignition operation and a heating power adjustment operation in the heating port and the grill part 12. Yes.

FIG. 3 is an overall block diagram of the heating cooker according to Embodiment 1 of the present invention.
A heating coil 21 is attached below the heating port in the top plate 2, and the heating coil 21 is connected to an inverter 22. The inverter 22 is connected to the drive means 23, and the drive means 23 is connected to the output side of the control means 24. Further, the display unit 9 is connected to the output side of the control unit 24, and the operation unit 8 is connected to the input side of the control unit 24.
A weight detection unit 25 for detecting the weight of the object 14 placed on the weight detection table 7 is installed below the weight detection table 7 installed behind the heating port in the top plate 2. It is connected to the weight detection table 7. The weight detection unit 25 is connected to the weight value conversion unit 26, and the weight value conversion unit 26 reads the weight detection information detected by the weight detection unit 25 and converts it into a weight value. The output side of the weight value conversion means 26 is connected to the display unit 9, and the converted weight value of the weighing object 14 is displayed on the display unit 9. The weight detection table 7 can be removed from the weight detection unit 25.

Next, the basic operation of the heating cooker according to the first embodiment will be described with reference to FIGS.
The user places the object to be heated 6 such as a pan into which the food to be cooked is placed in the first heating port 3 (may be the second heating port 4 or the third heating port 5). Then, by performing an ignition operation in the heating operation unit 13, the operation information is output to the control means 24. Thereafter, the control unit 24 outputs a heating start command to the driving unit 23, and the driving unit 23 that has input the heating start command outputs a heating start signal to the inverter 22. The inverter 22 to which the heating start signal is input causes a high-frequency current to flow through the heating coil 21, and the object to be heated 6 placed in the first heating port 3 receives induction heating from the heating coil 21 to be heated. Be started. At this time, the heating state of the article to be heated 6 is displayed on the display unit 9.

  During cooking by heating the object to be heated 6, when it is desired to put an appropriate amount of seasoning or the like into the object to be heated 6, the weight of the seasoning can be detected by using the weight detection table 7. In order to detect the weight of a seasoning or the like, first, an object 14 such as a container or a plate is placed on the weight detection table 7. At this time, the weight detector 25 connected to the weight detector 7 on which the object 14 is placed detects the weight of the object 14 and outputs the weight detection information to the weight value conversion means 26. . The weight value conversion means 26 that has input it converts it to a weight value, outputs the converted weight value to the display unit 9, and the weight value is displayed on the display unit 9. At this time, the weight value of the empty object 14 displayed on the display unit 9 is reset to 0 by operating the operation unit 8. Here, the weight of the seasoning or the like is displayed on the display unit 9 by putting the seasoning or the like into the empty object 14. While observing the weight of the seasoning etc. displayed on the display unit 9, the user adjusts the amount of the seasoning etc. to be the target weight. And the seasoning etc. which became the target weight are thrown into the to-be-heated material 6 during cooking, and cooking is continued. In addition, instead of placing the object to be weighed 14 on the weight detection table 7, the object 6 such as a pan may be directly placed on the weight detection table 7 to detect the weight of the seasoning or the like. Is possible.

As described above, by providing the weight detection stand 7 in addition to the heating port, highly accurate weight detection that is not easily affected by heat or vibration due to heating or vibration due to boiling of the article to be heated 6 or the like. Is possible.
Further, by installing the weight detection table 7 on substantially the same plane as the heating port, the seasoning or the like put into the object 14 whose weight is detected by the weight detection table 7 or directly on the weight detection table 7 The object to be heated 6 such as a placed pan can be easily moved to the heating port.
Further, it is necessary to provide a separate display unit for displaying the weight value by displaying the weight value of the object 14 detected by the weight detection table 7 on the display unit 9 that displays the heating state of the object 6 to be heated. There is no.
Further, since the weight detection table 7 can be removed from the main body 1, when oil or powder enters from the gap between the weight detection table 7 and the peripheral portion, the weight detection table 7 is removed to prevent inundation. The member 28 or the weight detection table 7 can be cleaned.

In the above configuration, the weight detection table 7 is installed on the top plate 2 behind the second heating port 4. However, the present invention is not limited to this, and the upper surface of the weight detection table 7 and its peripheral portion are not limited thereto. May be installed so as to be substantially on the same plane. For example, it may be installed behind the first heating port 3 or at a place other than on the top plate 2.
And in said operation | movement, while cooking the to-be-heated material 6, the weights of the seasonings etc. are detected by the weight detection stand 7, and after that, the seasonings etc. are thrown into the to-be-heated material 6, The order of work is not limited, and the weight of the seasoning or the like to be added to the heated object 6 may be detected in advance before cooking the heated object 6.

FIG. 4 is a structure for preventing flooding of the weight detection table and its peripheral portion in the cooking device according to Embodiment 1 of the present invention.
The weight detection base 7 is connected to the weight detection part 25 via the weight detection base leg part 7a, and is embedded in the weight detection base hole part 27a formed in the top plate 2 or the like. 7 is positioned and installed so as to be substantially flush with the peripheral portion 27 which is a part of the peripheral top plate 2 and the like. Here, as the weight detection method in the weight detection unit 25, for example, a strain gauge method using a strain gauge, a capacitance method, or the like can be applied. Further, an infiltration preventing member 28 having a dish-like shape is installed at the lower portion of the peripheral portion 27, and the dish-like flange portion is fixed to the lower surface of the peripheral portion 27. The weight detection pedestal portion 7 a passes through the bottom surface of the inundation prevention member 28, and the penetrating weight detection pedestal portion 7 a is connected to the weight detection unit 25 below the bottom surface of the infiltration prevention member 28. Yes. And the hole part of the infiltration prevention member 28 which the weight detection base leg part 7a penetrated has formed the shape which protruded upwards in the form closely_contact | adhered to the weight detection base leg part 7a.

With the configuration as described above, it is possible to prevent water or the like that has entered from the gap between the weight detection table 7 and its peripheral portion 27 from entering the main body 1 by the infiltration prevention member 28.
In addition, by installing the inundation preventing member 28 as a separate member from the peripheral portion 27, it is possible to reliably prevent inundation into the main body 1 even in the case of a member that is difficult to process the peripheral portion 27. It becomes.

Embodiment 2. FIG.
FIG. 5 is a structure for preventing inundation of the weight detection table and its peripheral part in the cooking device according to the second embodiment of the present invention. Hereinafter, the configuration and operation different from those of the first embodiment will be mainly described.
The elastic body 31 is attached so as to block the weight detection base hole 27a from below. That is, the elastic body 31 is attached to the peripheral portion 27 in such a manner that the peripheral surface thereof and the lower surface of the peripheral portion 27 are fixed. The weight detection table 7 is placed on the upper surface of the elastic body 31 and can be removed. The weight detection table 7 is installed so that the upper surface of the weight detection table 7 and the peripheral portion 27 are substantially on the same plane. . In addition, the weight detection unit 25 is installed on the lower surface of the elastic body 31 such that the detection surface is in close contact therewith. The weight detection unit 25 detects the weight of the measurement object 14 placed on the weight detection table 7 via the elastic body 31.

  With the configuration as described above, it is possible to prevent water intrusion into the main body 1 without complicating the water infiltration prevention structure while allowing the weight detection table 7 to move up and down when detecting the weight of the weighing object 14. it can.

Embodiment 3 FIG.
FIG. 6 is a structure for preventing inundation of the weight detection table and its peripheral portion in the cooking device according to Embodiment 3 of the present invention. Hereinafter, the configuration and operation different from those of the first embodiment will be mainly described.
The peripheral part 27 forms a structure having a concave part 27b in which a substantially same area as the base area of the weight detection base 7 is recessed downward, and the weight detection base 7 is installed in the concave part 27b. In addition, the upper surface of the weight detection table 7 is positioned and installed so as to be substantially flush with the peripheral portion 27. Further, the weight detection base leg portion 7a penetrates the bottom surface of the concave portion 27b, and the penetrating weight detection base leg portion 7a is connected to the weight detection portion 25 on the lower side of the bottom surface. And the hole of the bottom face of the recessed part 27b which the weight detection base leg part 7a penetrated has formed the shape which protruded upwards in the form closely_contact | adhered to the weight detection base leg part 7a.

  As described above, the concave portion 27b is formed by the member forming the peripheral portion 27 to form the water leakage prevention structure, thereby preventing water from entering the main body 1 without providing a dedicated member. It becomes possible.

Embodiment 4 FIG.
FIG. 7 is a plan view of the heating cooker according to the fourth embodiment of the present invention. Hereinafter, the configuration and operation different from those of the first embodiment will be mainly described.
The weight detection stand 51 is installed at a position facing the display unit 9b behind the second heating port 4 and in the vicinity of the intake port 10. Moreover, the weight detection stand 52 is installed in front of the third heating port 5 and in the vicinity of the display unit 9c. And the weight detection stand 53 is installed in the left corner part on the operation part area | region 41 where the operation part 8 and the display parts 9a-9c are installed, and is rising rather than the surface of the top plate 2, and in the vicinity of the display part 9a. ing. The weights of the objects to be weighed 14 whose weights have been detected by the weight detectors 51 to 53 are displayed on the opposing display units 9 or the display units 9 arranged in the vicinity thereof.

By arranging the weight detection table 51 in the vicinity of the intake port 10 as in the above configuration, external cold air drawn from the intake port 10 flows to the weight detection table 51, and during cooking at the heating port. Therefore, it is possible to detect the weight with high accuracy.
Further, by disposing the weight detection table 51 at a position facing the display unit 9b provided according to the heating port, the display unit 9b corresponding to the weight detection table 51 can be easily identified.
Further, by arranging the weight detection table 52 in the vicinity of the display unit 9c, it is possible to detect the weight at a position where the weight value of the object to be weighed 14 is easy to see.
Further, by arranging the weight detection stand 53 in the operation section area 41, it is possible to detect the weight while confirming the corresponding display section 9a in the vicinity at a position where it is easy to detect the weight in front of the main body. High weight detection is possible.
Furthermore, since the operation part area 41 is raised above the surface of the top plate 2, liquid generated during cooking on the top plate 2 is less likely to be applied to the weight detection stand 53, thereby preventing erroneous detection of weight. It becomes possible to do.

In addition, although the weight detection stand 53 is installed in the left corner in front of the main body 1, it is not restricted to this, It is good also as what is arrange | positioned in any of the four corners of the main body 1. FIG. As a result, the weight detection stand 53 is disposed at a position away from the heating port, is not easily affected by heat during cooking at the heating port, and does not disturb the heated object 6. High weight detection is possible.
Moreover, in the heating cooker which concerns on Embodiment 4, although the weight detection stand 51 is installed in the position facing the display part 9b of the back of the 2nd heating port 4, it is not restricted to this, For example, It is good also as what is installed in the position facing the display part 9a behind the 1st heating port 3. FIG.
Moreover, although the three weight detection stands 51-53 are installed, the heating cooker which concerns on Embodiment 4 does not need to install all of these, Even if either one or two are installed. Good.

Embodiment 5 FIG.
FIG. 8 is an overall block diagram of the heating cooker according to the fifth embodiment of the present invention, and FIG. 9 shows an example of a lifting mechanism of the weight detection table in the heating cooker according to the fifth embodiment of the present invention. FIG. Hereinafter, the configuration and operation different from those of the first embodiment will be mainly described.
In FIG. 8, the weight detector 25 to which the weight detector 7 is connected is connected to the lifting means 72. In the vicinity of the operation unit 8 or the display unit 9 on the upper surface of the main body 1, a weight detection stand up button 71 is installed, and the weight detection stand up button 71 is connected to the lifting means 72.
In FIG. 9, the lower portion of the weight detection unit 25 is supported by two flexures 61 on the plate, and one side of each flexure 61 is embedded in the projection of the support 63 having both ends projecting upward. It is fixed. The support portion 63 is supported by a spring 62 erected on the upper surface of the support base 65. Further, the protruding portions at both ends of the support portion 63 are pressed and locked from the upper surface by the claw portions of the pair of hooks 66 having one end as a claw portion. Further, the hook 66 is rotatably supported by a hook support member 67, and the claw portion of the hook 66 and one end of the hook support member 67 are connected by a spring 64, thereby limiting the rotation range of the hook 66. is doing. The elevating means 72 includes a flexible portion 61, a spring 62, a support portion 63, a spring 64, a support base 65, a hook 66, and a hook support member 67.

  When detecting the weight of the object to be weighed 14, the user first presses the weight detection stand up button 71. As a result, the hook 66 holding the protruding portions at both ends of the support portion 63 from the upper surface thereof rotates, and the claw portion of the hook 66 moves away from the protruding portion. The support part 63 released from the pressing force by the protruding part is pushed upward by the force of the spring 62. Along with this, the weight detection table 7 rises and its upper surface is positioned higher than the peripheral portion 27. In this state, the user places the object to be weighed 14 on the weight detection table 7 and performs weight detection. After the weight detection is completed, the weight detection base 7 is pushed down to rotate the hook 66 in the reverse direction, and the protruding portion of the support portion 63 is again pressed from the upper surface by the claw portion of the hook 66. Locked.

  As described above, when the weight detection table 7 is positioned higher than the peripheral portion 27 and the bottom area of the object to be weighed 14 is larger than the table area of the weight detection table 7, The object 14 can detect the weight without contacting the peripheral portion 27, and can detect the weight with high accuracy.

In addition, the raising / lowering mechanism of the weight detection stand 7 of the heating cooker which concerns on Embodiment 5 can be applied also to the weight detection stand 7 in Embodiment 1- Embodiment 4. FIG.
Moreover, the raising / lowering mechanism of the weight detection stand 7 of the heating cooker which concerns on Embodiment 5 is an example to the last, and a raising / lowering mechanism is good also as what is comprised by another mechanism.

It is a whole perspective view of the heating cooker which concerns on Embodiment 1 of this invention. It is the perspective view and sectional drawing of the upper surface part of the heating cooker which concern on Embodiment 1 of this invention. It is a whole block diagram of the heating cooker which concerns on Embodiment 1 of this invention. It is a water-blocking prevention structural diagram of the weight detection stand and its peripheral part in the heating cooker concerning Embodiment 1 of the present invention. It is a flooding prevention structure figure of the weight detection stand and its peripheral part in the heating cooker which concerns on Embodiment 2 of this invention. It is a flooding prevention structure figure of the weight detection stand and its peripheral part in the heating cooker which concerns on Embodiment 3 of this invention. It is a top view of the heating cooker which concerns on Embodiment 4 of this invention. It is a whole block diagram of the heating cooker which concerns on Embodiment 5 of this invention. It is a figure which shows an example of the raising / lowering mechanism of the weight detection stand in the heating cooker which concerns on Embodiment 5 of this invention.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 1 Main body, 2 Top plate, 3 1st heating port, 4 2nd heating port, 5 3rd heating port, 6 To-be-heated object, 7 Weight detection stand, 7a Weight detection stand leg part, 8 Operation part, 9 Display part, 9a to 9c Display unit, 10 Intake port, 11 Exhaust port, 12 Grill unit, 13 Heating operation unit, 14 Object to be weighed, 21 Heating coil, 22 Inverter, 23 Drive unit, 24 Control unit, 25 Weight detection unit, 26 Weight Value conversion means, 27 peripheral part, 27a weight detection base hole part, 27b concave part, 28 water immersion prevention member, 31 elastic body, 41 operation part region, 51-53 weight detection base, 61 deflection part, 62 spring, 63 support part , 64 Spring, 65 Support base, 66 Hook, 67 Hook support member, 71 Weight detection stand up button, 72 Lifting means.

Claims (13)

Heating cooker body,
A top plate provided on the upper surface of the main body of the heating cooker, on which an object to be heated which is a cooking container is placed;
Heating means provided below the top plate;
An operation unit for receiving a heating operation from a user;
A control unit that outputs a heating command to the heating unit based on the heating operation;
A display for displaying the operating state of the heating means;
A weight detection means for detecting the weight of the object to be weighed;
With
The weight detection means includes a weight detection table on which the object to be weighed is placed at the time of weight detection, and a weight detection unit that detects the weight of the object to be weighed .
The weight detection stand is a part of the upper surface portion of the heating cooker body, is provided at a location other than the portion of the top plate facing the heating means, and is the peripheral portion of the weight detection stand As a separate body from the plate part , provided on the same plane as the peripheral part ,
An inundation prevention structure is formed between the weight detection table and the weight detection unit,
The cooking device according to claim 1, wherein the weight detection unit is installed in the heating cooker main body and in a lower part of the flood prevention structure . Heating cooker body,
A top plate provided on the upper surface of the main body of the heating cooker, on which an object to be heated which is a cooking container is placed;
Heating means provided below the top plate;
An operation unit for receiving a heating operation from a user;
A control unit that outputs a heating command to the heating unit based on the heating operation;
A display for displaying the operating state of the heating means;
A weight detection means for detecting the weight of the object to be weighed;
With
The weight detection means includes a weight detection table on which the object to be weighed is placed at the time of weight detection,
The weight detection table is a part of the upper surface portion of the heating cooker body, is provided at a location other than the top plate portion facing the heating means, and is separate from the peripheral portion of the weight detection table. As provided on the substantially same plane as the peripheral portion,
An inundation prevention structure is formed between the weight detection table and the periphery of the weight detection table,
The inundation prevention structure is formed by a member different from the member forming the periphery of the weight detection table, and is formed by an elastic body provided in the periphery of the weight detection table,
The weight detection table is provided on the elastic body.
A cooking device characterized by that. Heating cooker body,
A top plate provided on the upper surface of the main body of the heating cooker, on which an object to be heated which is a cooking container is placed;
Heating means provided below the top plate;
An operation unit for receiving a heating operation from a user;
A control unit that outputs a heating command to the heating unit based on the heating operation;
A display for displaying the operating state of the heating means;
A weight detection means for detecting the weight of the object to be weighed;
With
The weight detection means includes a weight detection table on which the object to be weighed is placed at the time of weight detection,
The weight detection table is a part of the upper surface portion of the heating cooker body, is provided at a location other than the top plate portion facing the heating means, and is separate from the peripheral portion of the weight detection table. As provided on the substantially same plane as the peripheral portion,
An inundation prevention structure is formed between the weight detection table and the periphery of the weight detection table,
The inundation prevention structure is formed by a member that forms a peripheral portion of the weight detection table.
A cooking device characterized by that. The cooking device according to any one of claims 1 to 3 , wherein a weight value of the object to be weighed detected by the weight detection unit is displayed on the display unit. The cooking device according to claim 4 , wherein the weight detection table is disposed in the vicinity of the display unit. The heating cooker according to claim 4 or 5 , wherein the weight detection table is disposed at a position facing the display unit on the top plate. The heating cooker according to any one of claims 1 to 4 , wherein the weight detection table is arranged at any one or a plurality of four corners of the heating cooker body. Heating cooker body,
A top plate provided on the upper surface of the main body of the heating cooker, on which an object to be heated which is a cooking container is placed;
Heating means provided below the top plate;
An operation unit for receiving a heating operation from a user;
A control unit that outputs a heating command to the heating unit based on the heating operation;
A display for displaying the operating state of the heating means;
A weight detection means for detecting the weight of the object to be weighed;
An intake port for sucking cooling air for cooling the inside of the heating cooker body;
With
The weight detection means includes a weight detection table on which the object to be weighed is placed at the time of weight detection,
The weight detection stand is a part of the upper surface portion of the heating cooker body, is provided at a location other than the top plate portion facing the heating means, and is separate from the peripheral portion of the weight detection stand, Provided on substantially the same plane as the peripheral portion and disposed in the vicinity of the intake port
A cooking device characterized by that. The cooking device according to claim 1 , wherein the weight detection table is removable from the cooking device body. The cooking device according to claim 6 or 8 , wherein the weight detection table is removable from the cooking device main body. The said weight detection stand is arrange | positioned in the operation part area | region in which the said operation part and the said display part were installed. The Claims 1-5 , Claim 7 or Claim 9 characterized by the above-mentioned. Cooking cooker. The cooking device according to claim 11 , wherein the operation portion region is raised above the top plate. The cooking device according to any one of claims 1 to 12 , wherein the weight detection table is movable up and down and rises when weight is detected.

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