JPH06241477A - Heating cooker - Google Patents

Abstract

PURPOSE:To facilitate the observation of indication of a cooking menu and the like by a method wherein all indicating units are lighted by the operation of an operating knob under the initial condition before starting heat cooking while the light of the indicating unit, not related with the operating knob, is put off by the next operation of the operating knob, in a heating cooker pro vided with open grill function and microwave oven function. CONSTITUTION:When power supply is thrown, a control. unit lights only the time indicating area of an indicating unit 12 and puts the lights of other indicating units 29a-29c, 34a-34k, 36-38 off through initial control. When either one of keys 13-26 is operated under the initial condition before starting heating cooking, a control circuit lights all of the lights of the indicating units 29a-29c, 34a-34k, 36-38. When either one of keys 13-26 is operated within a predetermined period of time or one minute, for example, after lighting the lights, all of the lights of the indicating units 29a-29c, 34a-34k, 36-38 except the indicating unit 29b, corresponding to an operated key, are put off when a toast key 14, for example, is operated.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a heating cooker having a plurality of display portions for displaying a plurality of cooking menus and the like in a lighting manner.

[0002]

2. Description of the Related Art For example, in a heating cooker having an oven / grilling function and a microwave oven function, a microcomputer stores a cooking program corresponding to a plurality of cooking menus in advance so that the user can select from among the plurality of cooking menus. Based on the selection of any one of the above, a cooking program for automatically performing heating cooking is provided by a corresponding cooking program.

This kind of heating cooker is provided with a plurality of light-emitting type display portions for displaying operating elements such as menu selection keys and menu contents on the operation panel of the heating cooker body. In the initial state before the start of cooking, the display unit is turned off, and when any one of the above-mentioned operating elements is operated when starting cooking, only the display section related to the input information of this operating element is illuminated and displayed. It is like this.

[0004]

By the way, when using a heating cooker, it may be used in a room where the heating cooker is placed or in a surrounding where the heating cooker is slightly dark. However, in the above-mentioned conventional one, in the initial state before the start of cooking, since the display unit is turned off, there is a problem that the display content of the display unit, that is, the cooking menu is difficult to understand. On the contrary, even when the room or the vicinity of the heating cooker is bright, the display part is sometimes reflected by external light and is difficult to see. Therefore, there is a problem that it takes time to set a desired cooking menu.

The present invention has been made in view of the above circumstances, and an object thereof is to provide a heating cooker capable of making it easier to see the display of a cooking menu or the like when the user inputs and sets the cooking menu or the like. It is in.

[0006]

[Means for Solving the Problems] A first means is an operator provided on an operation panel of a main body of a heating cooker, a plurality of display portions provided on the operation panel for lighting and displaying a cooking menu, and the like. First display control means for turning on all of the display section when the operator is first operated in the initial state before starting cooking, and the plurality of display sections when the operator is operated next. Second display control means for turning off the other display units while keeping the display unit related to the operator turned on (invention of claim 1).

The second means is a plurality of operators for setting a cooking menu provided on the operation panel of the heating cooker body,
A plurality of display units provided on the operation panel for lighting and displaying a cooking menu and the like, and a first display unit for lighting all of the display units when any one of the operators is operated in an initial state before the start of cooking. Display control means, and when any one of the operators is operated after all of the display units are displayed, the other display unit among the plurality of display units is kept lit while the display unit related to the operator is lit. And a second display control means for turning off the light (the invention of claim 2).

A third means is a dial and a key as an operator for setting a cooking menu provided on the operation panel of the main body of the heating cooker, and a plurality of displays provided on the operation panel for illuminating and displaying the cooking menu and the like. Section, first display control means for lighting all of the display section when the dial is rotated in one direction in the initial state before the start of cooking, and after all of the display section is displayed A second display unit is turned off while the display unit related to the dial or the key among the plurality of display units is turned on when the dial is operated in the other direction or the key is operated. And a display control means (claim 3).
Invention).

A fourth means is a cooking menu setting operator provided on the operation panel of the heating cooker main body, a plurality of display portions provided on the operation panel for illuminating and displaying a cooking menu, and the like. Dedicated key provided on the operation panel of the main body for all lighting of the display unit, and first display control means for lighting all of the display unit when the dedicated key is operated in the initial state before the start of cooking. And a second display unit that turns off the other display unit while keeping the display unit related to the operator among the plurality of display units turned on when the operator is operated after all of the display units are displayed. And a display control means (the invention of claim 4).

According to a fifth aspect of the present invention, in any one of the first to fourth aspects of the present invention, a predetermined time period from when all of the display portions are displayed without turning off the display portions by the second display control means. It is characterized in that a third display control means for returning the display unit to the initial state when the time has elapsed is provided.

[0011]

In the first means, the first display control means turns on the entire display portion when the operator is first operated in the initial state before the start of heating and cooking, so that the user can display the display portion. You can see the whole thing, the difference in cooking menu contents, cooking method, etc. will be obvious and menu setting etc. will be easy to do. Then, the second display control means uses the other display unit while turning off the display unit related to the operation unit among the plurality of display units when the operation unit is operated next time. Can see only the required display,
This can be done without any hesitation when actually setting a cooking menu or the like.

In the second means, when any one of the operating elements is operated, the entire display portion is turned on. Therefore, the user can operate any of the operating elements first so that the entire display portion can be operated. Can be seen and is extremely convenient. Moreover, since the existing operating elements for setting the cooking menu are used, an increase in the number of components can be suppressed.

In the third means, when the dial is rotated in one direction, the entire display portion is turned on, and when the dial is rotated in the other direction, the display portion related to this dial is kept illuminated. Is turned off. Therefore, it is possible to control the entire lighting and the partial lighting of the display unit according to the operating direction of one dial, and it is possible to suppress an increase in the number of components. in this case,
Partial lighting is performed not only by operating the dial in the other direction but also by operating a key, which is more convenient in actual use.

In the fourth means, the entire display is turned on by the dedicated key. Therefore, it is easy for a user who dislikes the so-called multifunction key.

In the fifth means, the display unit returns to the initial state when a predetermined time elapses after the display unit is entirely displayed and the second display control unit does not turn off the display unit. Therefore, useless consumption of electric power can be suppressed.

[0016]

EXAMPLES The present invention is applied to a heating cooker having an oven / grilling function and a microwave oven function.
This embodiment will be described with reference to FIGS. 1 to 6. First, in FIG. 2, a heating cooking chamber 2 and a machine room (not shown) are arranged side by side in the heating cooker main body 1. As shown in FIG. 5, an oven heater 3 for oven cooking, a grill heater 4 for grill cooking, and the like are provided in the heating and cooking chamber 2, and a magnetron 5 and the like for microwave oven cooking are provided in the machine chamber. It is provided.

The oven heater 3, grill heater 4 and magnetron 5 are controlled by a control circuit 6 as shown in FIG.
Are controlled by the drive circuits 7, 8 and 9, respectively. The control circuit 6 includes a microcomputer and various A / D converters, and functions as a first display control unit, a second display control unit, and a third display control unit, which will be described later. It is like this.

On the other hand, on the front surface of the heating cooker main body 1, there is provided a door 10 for opening and closing the heating cooking chamber 2 and an operation panel 11. Hereinafter, the operation panel 11 portion will be described in detail with reference to FIGS. 3 and 4.

First, a time display section 12 for digitally controlling the time, cooking time and the like is provided on the upper portion of the operation panel 11, and the time display section 12 is composed of a fluorescent display tube. And this operation panel 1
1 is provided with various keys 13 to 26 as operators. First, the "convenience" key 13, the "toast" key 14 and the "warm" key 15 will be described. These keys 13, 14 and 15 have the same configuration. Now, referring to the "convenience" key 13, as shown in FIG. 4, when the "convenience" key 13 is pressed by the user, it is switched. Two
7 is operated.

Also, this "convenience" key 13
Is made of, for example, translucent plastic, and a lamp 28 is provided at a portion facing the back surface of the "convenience" key 13. Thus, the "convenience" key 13 and the lamp 28 constitute a display unit 29a (see FIG. 3). The other "toast" key 14 and the "warm up" key 15 also have display portions 29b and 29c. As can be seen from these, these keys 13 to 15 form a part of the display portion.

Also, the "heart full auto" key 16,
"Select Auto" key 17, "Milk / liquor can" key 1
8, "range" key 19, "raw defrost" key 20, "toaster grill" key 21, "finish adjustment" key 22,
"Oven / fermentation" key 23, "Tokeshi" key 24,
The "temperature control" key 25 and the "start" key 26 have the same structure. Now, the "heart full auto" key 1
6 will be described. As shown in FIG. 4, this key 16 is used for the flexible sheet portion 3 attached to the operation panel 11.
0 and an operating member 31, and the switch 32 is operated when the operating member 31 is operated. Similarly, the other keys 17 to 26 are also provided with the operation members 31 on the back surface of the seat portion 30, and the switches 32 are provided corresponding to the respective keys 17 to 26.

The seat portion 30 and each operating member 31 are both made of a light-transmissive plastic, and a lamp 33 is provided so as to face the back surface of each key 16 to 26. And this lamp 33
The display portion 34a is configured by the keys 16 and. Similarly, the lamps 33 are provided for the other keys 17 to 26, and the display portions 34b to 34k (see FIG. 3).
Is configured.

Further, the dial 35 is provided at a lower portion of the operation panel 11, and a rotary shaft portion of the dial 35 is provided with a pulse generator 35a such as a rotary encoder (see FIG. 5). ing. Then, when the dial 35 is rotated, a pulse is output at each predetermined rotation angle. The dial 3 is located on the left of the dial 35 and slightly above.
A display unit 36 including an LED for displaying the position 5 is provided. Then, on the left side of the central portion of the operation panel 11, display units 37 and 38 in which menu groups are described are provided, and these display units 37 and 38 are seat units 30.
Are provided with lamps 39a and 39b (see FIG. 5) on the back surface of each.

Now, in the above embodiment, the control circuit 6
Are the display units 12, 29a to 29c, 34a to 34k,
36, 37 and 38 are controlled as shown in FIG. Now
When the power is turned on, control circuit 6 performs initial control (step S1). In this initial control, the display unit 1
2 except that the time display area in 2 is turned on.
9a-29c, 34a-34k, 36, 37, 38 are turned off. In the initial state before the start of heating and cooking, the control circuit 6 determines whether any of the keys 13 to 26 has been operated (step S2). This is determined by whether or not there is an input from the switches 28 and 33 corresponding to each key.

When any of the keys 13 to 26 is operated, the display units 29a to 29c, 34a to 34k,
All of 36, 37 and 38 are turned on (step S3).
Next, it is determined whether or not a predetermined time, for example, 1 minute has elapsed from the time of lighting (step S4). Within 1 minute (“NO” in step S4), each key 1
When any of 3 to 26 is operated (step S5),
The display section associated with the key is kept lit and the other display sections are lit off (step S6).

Thereafter, heating and cooking control corresponding to the corresponding key is performed (step S7). When this heating and cooking control is completed (when the heating and cooking operation is completed), then step S
Return to the initial control of 1. In this initial control, as described above, each of the display units 29a to 29c, 34a to 34k, 36, except that the time display area of the display unit 12 is turned on.
Turn off 37 and 38. That is, the display state is returned to the initial state.

If, for example, the "range" key 19 is operated in step S5, in step S6, the lighting state of the display section (in this case, the display section 34d and the display section 26) related to the "range" key 19 is turned on. Will continue and other display parts will be turned off.

The specific contents of the heating and cooking control in step S7 when the "range" key 19 is operated are shown in FIG. That is, first, the display portion 36 for the dial 35 blinks (step G
1). The purpose of this is to encourage time setting. Next, when the heating time is set by operating the dial 35 (determined in step G2), the display portion 34k for the "start" key 26 blinks (step G3) and the "start" key 26 is operated. (Determined in step G4), the heating operation is started and the heating time is counted (step G5). When the set heating time has elapsed (determined in step G6), the heating operation is stopped (step G).
7). After that, the process proceeds to step S1 shown in FIG.

In this embodiment, when any of the keys 13 to 26 is first operated in the initial state before the start of cooking, the display portions 29a to 29c, 34a to 34 are displayed.
Since all of k, 37, and 38 are turned on, the user can see the entire display unit, which facilitates the setting of the cooking menu. Then, when the keys 13 to 26 are next operated, the plurality of display sections 29a to 29c, 34a to 29a to 29c.
Of the 34k, 37, 38, the display related to the key is turned on and the other display is turned off, so that the user can see only the necessary display and actually set the cooking menu or the like. In some cases this can be done without hesitation.

In particular, in this embodiment, since all the display portions can be turned on by operating any of the keys 13 to 26, it is extremely convenient for the user. In addition, the existing keys 13 to 26 for setting the cooking menu
Since, the increase in the number of components can be suppressed.

Further, according to this embodiment, the display portions 29a ...
From the time when all of 29c, 34a to 34k, 37, and 38 are displayed, when the predetermined time (1 minute) elapses without turning off the display unit, the display content of the display unit returns to the initial state. It is possible to suppress wasteful consumption of electric power.

Next, a second embodiment of the present invention will be described with reference to FIGS. First, in FIG. 8, the "warm" key 41 and the "raw defrost" key 4 are used as operators.
2, "Auto toast" key 43, "Milk / liquor can" key 44, "Takeshiri" key 45, "Strong finish" key 4
6, "weak finish" key 47, "range" key 48,
"Toaster grill" key 49, "Oven" key 50
Is provided. A switch 51 (see FIG. 9) operated by each key is provided on the back side of each of these keys, as in the first embodiment.

As the display unit, the time display unit 52 and the display units 53a, 53b, 53c, 54 to 6 are used.
3 is provided. The display parts 53a to 53c are composed of a common seat part 64 on which a large number of menus are described, and a lamp 65 (see FIG. 9) provided on the back side of the seat part 64. Note that LEDs 66, 66, ... Are individually provided corresponding to each menu. Further, the respective display parts 54 to 63 are provided with lamps 67 and 6 on the back side of the respective keys 41 to 50 which are formed of translucent plastic.
7 (see FIG. 9).

In this embodiment, the dial 68 is also an operator, and the dial 68 is configured so as to be rotatable leftward and rightward and also capable of being pushed in, and when it is rotated. The pulse generator 69 (see FIG. 9) outputs a pulse in accordance with the rotation angle, and when the push-in operation is performed, the start switch 70 (see FIG. 9) is operated. The rotation direction of the dial 68 can be known from the pulse output pattern.

The control circuit 71 shown in FIG.
2 to 63 are controlled as shown in FIG. 7, but they function as a first display control means and a second display control means, which are different from the first embodiment. The function as the third display control means is the same.

Now, when the power is turned on, the control circuit 71
Performs initial control as shown in FIG. 7 (step S
1). In this initial control, each of the display parts 53a to 53a except that the time display area of the display part 52 is turned on.
Turn off c and 54 to 63. In the initial state before the start of heating and cooking, the control circuit 71 determines whether or not the dial 68 has been operated to the left (step S2). this is,
The determination is made based on the output pattern of the pulse output from the pulse generator 69.

When the dial 68 is rotated leftward, all the display portions 53a to 53c and 54 to 63 are turned on (step S3). Next, it is determined whether or not a predetermined time, for example, 1 minute has elapsed from the time of lighting (step S4). If the dial 68 is operated to the right (step S5) or any of the keys 41 to 50 is operated (step S6) before the one minute elapses (“NO” in step S4), The display section associated with the dial 68 or any of the keys 41 to 50 is kept on and the other display sections are turned off (step S7).

After that, heating and cooking control corresponding to the corresponding key or dial is performed (step S8). When this heating and cooking control ends (when the heating and cooking operation ends), the process then returns to the initial control of step S1. In this initial control, as described above, except that the time display area of the display unit 52 is turned on, each of the display units 53a to 53c, 54 to 6 is displayed.
Turn off 3 That is, the display state is returned to the initial state.

If, for example, the "range" key 48 is operated in step S5, the lit state of the display section (in this case, the display section 61) related to this "range" key 48 continues in step S7. , The other display units are turned off. After that, the process proceeds to step S8, and the heating and cooking control according to the dial 68 or the keys 41 to 50 is executed.

Here, in step S5, "range"
If the dial 68 is rotated to the right instead of the key 48, the other display units are turned off while maintaining the lighting state of the display units 53a to 53c.

According to this second embodiment, the dial 68
If the display is rotated in one direction (leftward), the display units 53a-5
3c and 54-63 are all turned on and rotated in the other direction, the display portions 53a-53c associated with this dial 68 are displayed.
The other display units are turned off while is turned on. Therefore, depending on the operation direction of one dial 68, the display portions 53a to 53a-5
3c, 54-63 whole lighting and partial lighting can be controlled, and increase in the number of components can be suppressed. In this case, the partial lighting is performed by operating the keys 41 to 41 in addition to operating the dial 68 in the other direction.
It is also convenient in actual use because it can be done by the operation of 50.

Next, the third embodiment of the present invention will be described with reference to FIGS. 10 to 12 for the points different from the first embodiment. As shown in FIG. 11, the operation panel 11 is provided with a light-up key 81 corresponding to the dedicated key of the invention of claim 4, and the light-up key 81 is provided.
On the back side of the switch 81a operated by this
(See FIG. 12) are provided. Further, there is provided a display section 82 including an LED for displaying the position of the light-up key 81.

The functions of the control circuit 83 shown in FIG. 12 as the first display control means and the second display control means are as shown in FIG. Now, when the power is turned on, the control circuit 83 performs initial control (step S1). In this initial control, except for turning on the time display area on the display unit 12 and the display unit 82,
Each display unit 29a to 29c, 34a to 34k, 36, 3
Turn off 7,38. In the initial state before the start of heating and cooking, the control circuit 83 determines whether or not the light-up key 81 has been operated (step S2). This is determined by whether or not there is an input from the switch 81a corresponding to the key.

When the light-up key 81 is operated, the display units 29a to 29c, 34a to 34k, 36,
All 37 and 38 are turned on (step S3). Next, it is determined whether or not a predetermined time, for example, 1 minute has elapsed from the time of lighting (step S4). Before this one minute elapses (“NO” in step S4), each key 13-
When any one of 26 is operated (step S5), the display section associated with the key continues to be lit and the other display sections are extinguished (step S6).

After that, heating and cooking control corresponding to the corresponding key is performed (step S7). When this heating and cooking control is completed (when the heating and cooking operation is completed), then step S
Return to the initial control of 1. In this initial control, as described above, except that the time display area in the display unit 12 is turned on, each of the display units 29a to 29c, 34a to 34k, 37,
Turn off 38. That is, the display state is returned to the initial state.

When the light-up key 81 is not operated in step S2, it is determined whether or not any of the keys 13 to 26 is operated as shown in step S8. When it is operated again, the process proceeds to step S7 without performing the control of steps S3 to S6. The purpose of this control is to deal with this because it may be convenient not to turn on the entire display section if the user becomes accustomed to turning on the entire display section.

According to the third embodiment, since the entire display portion is first turned on, the user can see the entire display portion and the cooking menu can be set easily.
Further, according to the third embodiment, since the entire display portion is turned on by the dedicated upright key 81, in the so-called multi-function key system in which various settings are made with one key, some users may perform key operation. This may be annoying, but it is easy for such a user to use.

[0048]

As is apparent from the above description, the present invention can obtain the following effects. According to the first aspect of the present invention, when the operator is operated for the first time, the entire display unit is turned on, so that the user can see the entire display unit, which facilitates the setting of the cooking menu and the like. , And then
When the operator is operated next time, the display related to the operator among the plurality of displays is turned on and the other display is turned off, so that the user can see only the necessary display. This can be done without any hesitation when actually setting a cooking menu or the like.

According to the invention of claim 2, in addition to obtaining the same effect as that of the invention of claim 1, it is extremely convenient because any one of the display units can be operated to see the entire display unit. In addition, since the existing manipulator for setting the cooking menu is used, it is possible to suppress an increase in the number of components.

According to the invention of claim 3, in addition to the same effect as that of the invention of claim 1, it is possible to control the total lighting and the partial lighting of the display section according to the operation direction of one dial. It is possible to suppress an increase in the number of constituent parts, and further, since the partial lighting is performed not only by the operation of the dial in the other direction but also by the operation of the key, it becomes more convenient in actual use.

According to the invention of claim 4, in addition to being able to obtain the same effect as the invention of claim 1, since the entire display portion is turned on by a dedicated key, a user who dislikes the so-called multifunction key can Is easy to use.

According to the invention of claim 5, it is possible to prevent the entire lighting state from being meaninglessly continued, and it is possible to suppress wasteful consumption of electric power.

[Brief description of drawings]

FIG. 1 is a flowchart showing control contents of a control circuit according to a first embodiment of the present invention.

FIG. 2 is a perspective view of a heating cooker.

FIG. 3 is a front view of an operation panel

FIG. 4 is a sectional view taken along the line AA of FIG.

FIG. 5 is a block diagram showing an electrical configuration.

6 is a flowchart showing an example of the contents of step S7 in FIG.

FIG. 7 is a flowchart showing the control contents of the control circuit in the second embodiment of the present invention.

FIG. 8 is a front view of the operation panel.

FIG. 9 is a block diagram showing an electrical configuration.

FIG. 10 is a flowchart showing the control contents of the control circuit in the third embodiment of the present invention.

FIG. 11 is a front view of the operation panel.

FIG. 12 is a block diagram showing an electrical configuration.

[Explanation of symbols]

Reference numeral 1 is a main body of the cooking device, 6 is a control circuit (first display control means, second display control means, third control means), 11 is an operation panel, 13 to 26 are keys (operators), 29a to. 29
c is a display unit, 34a to 34k are display units, 35 is a dial, 36, 37 and 38 are display units, 41 to 50 are keys (operators), 53a to 53c, 54 to 63 are display units, and 68 is a dial ( Operator), 71 is a control circuit (first display control means, second display control means, third control means), 81 is a light-up key (dedicated key), 82 is a display section, and 83 is a control circuit ( A first display control means, a second display control means,
3rd control means) is shown.

Claims (5)

[Claims] 1. An operator provided on an operation panel of a heating cooker body, a plurality of display units provided on the operation panel for lighting and displaying a cooking menu and the like, and the operator in an initial state before starting cooking. A first display control means for turning on all of the display section when the operator is first operated, and a display section related to the operator among the plurality of display sections when the operator is next operated. And a second display control means for extinguishing other display portions while keeping on. 2. A plurality of operators for setting a cooking menu provided on the operation panel of the main body of the heating cooker, a plurality of display portions provided on the operation panel for lighting and displaying a cooking menu and the like, and before the start of heating and cooking. First lighting all of the display unit when any one of the operators is operated in the initial state of
Display control means, and when any one of the operating elements is operated after all of the display portions are displayed, the other display portion of the plurality of display portions remains lit while the display portion relating to the operating element is lit. A heating cooker comprising a second display control means for turning off the part. 3. A dial and a key as an operator for setting a cooking menu provided on an operation panel of the main body of the heating cooker, a plurality of display units provided on the operation panel for lighting and displaying a cooking menu and the like, and heating. First display control means for turning on all of the display portion when the dial is rotated in one direction in the initial state before the start of cooking, and the dial is turned on after all of the display portion is displayed. Second display control means for turning on the other display unit while keeping the display unit related to the dial or the key among the plurality of display units turned on when the key is operated in the other direction. A cooking device characterized by being equipped with. 4. An operator for setting a cooking menu, which is provided on an operation panel of the heating cooker body, and a plurality of display units which are provided on the operation panel and display a cooking menu and the like in a lighted state.
Dedicated key for all lighting of the display unit provided on the operation panel of the cooker body, and the first display that lights up all of the display unit when this dedicated key is operated in the initial state before the start of cooking A control means, and when the operating element is operated after all of the display sections are displayed, among the plurality of display sections, the display section related to the operating element is turned on and the other display section is turned off. 2. A heating cooker characterized by comprising display control means of 2. 5. The second from the time when the entire display section is displayed.
5. The third display control means for returning the display unit to the initial state when a predetermined time elapses without turning off the display unit by the display control means according to any one of claims 1 to 4. The cooker described.