JP3568288B2 - Cooking equipment - Google Patents

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a cooking device having a display for digitally displaying a remaining cooking time.
[0002]
[Prior art]
Conventionally, a grill burner for heating fish, a stove burner for heating a cooking vessel, a two-digit LED for digitally displaying a grill fire extinguishing timer, and a grill extinguishing timer based on an initial value {for example, 8 minutes (can be increased or decreased)} over time. When the remaining time becomes zero, a table stove having control means for instructing fire extinguishing of the grill burner and (+) and (-) switches for increasing and decreasing the grill fire extinguishing timer during cooking is known. Has been.
[0003]
[Problems to be solved by the invention]
In this table stove, the initial value of the grill fire extinguishing timer is set to a value suitable for double-sided grilling of standard fish, but the remaining cooking time is increased or decreased depending on the condition (size, type, number, etc.) of the fish. Therefore, the remaining time can be increased or decreased at the start of grill cooking or during grill cooking by using the (+) and (-) switches.
[0004]
However, since the LED is only for displaying the grill fire extinguishing timer, the stove extinguishing timer (automatic extinguishing when the stove is used continuously) cannot be displayed, and the user cannot confirm the remaining time of the stove extinguishing timer. Further, the stove extinguishing timer is not displayed, so that the remaining time of the stove extinguishing timer cannot be increased or decreased.
[0005]
If two or more LEDs are provided so that each timer can be displayed, current consumption increases and the cost of parts increases.
Further, if a changeover switch for switching the display of each timer is provided, the operation becomes complicated, the parts cost increases, and the panel surface becomes complicated.
[0006]
SUMMARY OF THE INVENTION An object of the present invention is to provide a cooking apparatus that can display a number corresponding to a remaining cooking time by using a single display unit without separately providing a changeover switch.
[0007]
[Means for Solving the Problems]
In order to solve the above problems, the present invention employs the following configurations.
(1) A plurality of heating means for heating an object to be cooked or a cooking container, a plurality of operation switches for instructing heating start and heating stop of each heating means, and one display for displaying a number corresponding to the remaining cooking time. A cooking device having control means for automatically stopping the operation of the heating means when the remaining cooking time becomes zero, wherein the cooking remaining time is reduced from an initial value in response to the passage of time, numbers the control means to be displayed on the indicator, numerals der corresponding to the cooking time remaining heating means for starting heating by the operation switch performing the operation is, more than one operation switch start of heating of the heating means When the instruction is given, the control means displays on the display a number corresponding to the remaining cooking time which becomes zero first.
[0008]
(2) A plurality of heating means for heating an object to be cooked or a cooking container, a plurality of operation switches for instructing heating start and heating stop of each heating means, and one display for displaying a number corresponding to the remaining cooking time. A cooking device having control means for automatically stopping the operation of the heating means when the remaining cooking time becomes zero, wherein the cooking remaining time is reduced from an initial value in response to the passage of time, The number displayed on the display by the control means is a number corresponding to the remaining cooking time of the heating means to start heating by the operated operation switch, and two or more operation switches start heating of each heating means. When instructed, the control means alternately displays a number corresponding to each remaining cooking time on the display .
[0009]
(3) An auxiliary display unit having the configuration of the above (1) or (2) , and displaying which heating means the number displayed on the display unit is provided .
[0010]
(4) Having one of the above configurations (1) to (3), a set of increase / decrease switches for increasing / decreasing the remaining cooking time is provided, and when the increase / decrease switch is operated, the control means sets the Increase or decrease the remaining cooking time corresponding to the number displayed on the display.
[0014]
[Action and effect of the invention]
[About claim 1]
When the user operates the operation switch to instruct the start of heating of the heating means, the control means reduces the remaining cooking time of the heating means having started heating from the initial value in response to the passage of time, and sets one display. Displays a number corresponding to the remaining cooking time.
In this state, when the user operates another operation switch to instruct the start of heating of another heating unit, the control unit reduces the remaining cooking time corresponding to the operation switch that has been operated later from the initial value. At the same time, a number corresponding to the remaining cooking time which becomes zero first is displayed on the display.
For this reason, the number corresponding to the remaining cooking time can be displayed by sharing one display without separately providing a display changeover switch. When a plurality of operation switches are operated, it is determined that what is displayed on the display is a number corresponding to the remaining cooking time of the one which becomes zero first. Does not stop heating, and is excellent in usability.
[0015]
[About claim 2]
When the user instructs the start of heating operation to the heating means the operation switch, with Reduce the to tone Rizan time corresponding from an initial value to the elapsed control means time to the cooking remaining time on one of the display Displays the corresponding number.
In this state, when the user operates another operation switch to instruct the start of heating of another heating unit, the control unit reduces the remaining cooking time corresponding to the operation switch that has been operated later from the initial value. At the same time, the numbers corresponding to the remaining cooking times are alternately displayed on the display.
[0016]
For this reason, the number corresponding to the remaining cooking time can be displayed by sharing one display without separately providing a display changeover switch. When a plurality of operation switches are operated, a number corresponding to each remaining cooking time is sequentially displayed on the display, so that the user can confirm each remaining cooking time, which is convenient.
[0017]
[About claim 3]
An auxiliary display unit is provided to indicate which heating means the remaining cooking time indicates on the display, so when multiple operation switches are operated, the display shows which heating means The user can easily know whether the numbers are corresponding, and the usability is good.
[0019]
[About claim 4]
By operating a set of increase / decrease switches for increasing / decreasing the remaining cooking time, the user is able to increase / decrease the remaining cooking time corresponding to the number displayed on the display. It is easy to find out how much heating means has increased or decreased the remaining cooking time, which is convenient.
[0025]
BEST MODE FOR CARRYING OUT THE INVENTION
Reference Example 1 will be described with reference to FIGS.
As shown in the figure, the gas table A includes gas stoves 1 and 2, a grill 3, an LED 4 for displaying a grill timer time and the like, a piezoelectric buzzer 5 which sounds at the end of cooking and the like, an LED 4 and a piezoelectric buzzer 5 and the like. , A dry cell 7, and tact switches 81 and 82.
[0026]
The gas stove 1 has an H burner (4100 kcal) 11, and gas is supplied to the H burner 11 by a gas supply pipe 10 provided with a gas amount control valve (not shown) and a safety valve 12. It is ignited by the spark discharge of the ignition electrode 16 and burns. Note that the gas stove 1 is provided with a thermistor 17 for pressing the bottom of the cooking vessel n.
[0027]
The gas amount control valve changes its valve opening depending on the position of a lever 13 provided at the upper part on the front, and increases or decreases the gas amount supplied to the H burner 11.
The safety valve 12 starts to open when the point / fire button 14 is pressed to the position (3) in FIG. In addition, when the electromotive force of the thermocouple 15 is equal to or higher than the ignition detection level (2.8 mV), the safety valve 12 can release the point / fire button 14 and return to the position (5) in FIG. Keep the valve open.
[0028]
The gas stove 2 has an M burner (2300 kcal) 21, and gas is supplied to the M burner 21 by a gas supply pipe 20 provided with a gas amount control valve (not shown) and a safety valve 22. It is ignited by the spark discharge of the ignition electrode 26 and burns.
[0029]
The opening degree of the gas amount control valve changes depending on the position of a lever 23 provided at the upper part on the front side, and the gas amount supplied to the M burner 21 increases or decreases.
The safety valve 22 starts to open when the point / fire button 24 is pressed to the position (3) in FIG. When the electromotive force of the thermocouple 25 is equal to or higher than the valve opening maintaining level, the safety valve 22 maintains the valve opening even if the pressing of the point / fire extinguishing button 24 is released and the position returns to the position (5) in FIG. .
[0030]
The grill 3 has grill burners 31 and 32 (each 1950 kcal) for baking fish f on both sides, and the grill burners 31 and 32 have a gas supply pipe provided with a gas amount control valve (not shown) and a safety valve 33. Gas is supplied by 30 and ignited by the spark discharge of the ignition electrode 38 to burn.
[0031]
The opening degree of the gas amount control valve changes depending on the positions of levers 34 and 35 provided on the front upper part, and the gas amount supplied to the grill burners 31 and 32 increases or decreases.
The safety valve 33 starts to open when the point / fire button 36 is pressed to the position (3) in FIG. Note that when the electromotive force of the thermocouple 37 is equal to or higher than the ignition detection level (2.5 mV), the safety valve 33 releases the point / fire button 36 and returns to the position (5) in FIG. Keep the valve open.
[0032]
The LED 4 whose light emission is controlled by the CPU 61 of the control unit 6 and the LED drive circuit 62 is a seven-segment light emitting diode (dual) having a maximum current consumption of about 70 mA, and displays the remaining time of the grill timer and the like.
[0033]
Specifically, when the ignition detection is performed by the thermocouple 37, the initial value "8" is turned on, and a colon "." While blinking for 0.5 seconds, the number display is reduced. The countdown of the grill timer is started from the time when the ignition is detected.
8. → 7. → 6. → 5. → 4. ......
Further, 30 seconds before the end of the grill timer, as shown below, the colon is turned off, the display is changed from "1." to "30", and the numerical display is reduced every one second. .
2. → 1. → 30 → 29 → 28 → 27 → 26 …… → 1 → 0
In addition, the remaining time of the stove fire extinguishing timer is displayed by setting “30” to the lighting state and blinking the colon “.” In a one-second cycle (0.5 seconds on-0.5 seconds off) as shown below. While reducing the number display.
30. → 29. → 28. → 27 …… → 4. → 3. → 2. → 1. → 0
[0034]
The piezoelectric buzzer 5 whose sound is controlled by the CPU 61 of the control unit 6 and the buzzer drive circuit 63 has a current consumption of about 40 mA at the time of sounding, and when the point / fire button 14, 24, 36 is pressed (100mS sounding) or the grille. Sounds when the timer ends (1.5S sounds every 60S).
[0035]
As shown in FIG. 4, the control unit 6 includes a CPU 61, an LED drive circuit 62, a buzzer drive circuit 63, a battery voltage monitoring circuit 64, and the like, and includes micro switches 611 and 612, a thermistor 17, and a tact for increasing / decreasing a grill timer time. Based on signals from the switches 81 and 82 and the thermocouples 15 and 37, the safety valves 12, 33, the piezoelectric buzzer 5, the battery replacement notification lamp 65, and the LED 4 are controlled.
[0036]
In the fire extinguishing state, the point / extinguishing buttons 14, 24, and 36 are at the position (1) in FIG. 3, and when pushed deeper than the position (2), the microswitches 651, 652, and 653 for igniter operation are turned on. The igniter 66 is operated, and a high voltage is applied to the ignition electrodes 16, 26, 38, 39. When the dot / fire buttons 14 and 36 are pressed farther than the position (2) in FIG. 3, the micro switches 611 and 612 for supplying battery power to the control unit 6 are turned on.
[0037]
The point / fire button 14, 24, 36 is pushed all the way down (position 4 in FIG. 3), and when released, stops at the position 5). Then, when extinguishing the fire, push it all the way in again and release your hand to return to the fire extinguishing position ((1) position). Incidentally, such an operation is performed by a conventionally known heart cam mechanism.
[0038]
The dry battery 7 is formed by connecting two single-type manganese batteries in series, and stores electric power for operating the LED 4, the piezoelectric buzzer 5, and the control unit 6.
[0039]
The tact switches 81 and 82 are normally open push button switches, and the CPU 61 processes a pressing operation according to the following specifications.
[Tact switch 81 (plus key)]
When the grill timer is displayed, every time the grill timer is pressed, the grill timer is incremented by 1 minute (maximum 15 minutes). Pressing during the seconds display sets the grill timer to one minute.
When the stove extinguishing timer is displayed, each time the stove extinguishing timer is pressed, the stove extinguishing timer is added for one minute (up to 60 minutes).
[0040]
[Tact switch 82 (minus key)]
When the grill timer is displayed, each time the grill timer is pressed, the grill timer is decremented by one minute (minimum one minute).
When the stove extinguishing timer is displayed, each time the stove extinguishing timer is pressed, the stove extinguishing timer is decremented by one minute (minimum one minute).
The pressing operation when the grill timer or the stove timer becomes one minute or less is ignored.
[0041]
Next, the operation of the gas table A of Reference Example 1 will be described based on the flowcharts shown in FIGS. 5 (control on the grill side) and 6 (control on the stove side).
[Control on the grill side]
In step s1, the CPU 61 determines whether or not the point / fire extinguishing button 36 has been operated to the ignition side based on the contact state of the microswitch 611, and if it has been operated to the ignition side (YES), proceeds to step s2.
[0042]
In step s2, the ignition operation of the grill burners 31, 32 is performed. Specifically, the safety valve 33 is forcibly opened, the micro switch 651 is turned on, the igniter 66 is operated, a high voltage is applied to the ignition electrodes 38, 39, and the grill burners 31, 32 are ignited.
[0043]
In step s3, the CPU 61 detects the ignition of the grill burners 31, 32 (detected by the output of the thermocouple 37). If the ignition is detected (YES), the process proceeds to step s4.
[0044]
In step s4, the CPU 61 starts the grill timer (the initial value is 8 minutes), and proceeds to step s5.
In step s5, the CPU 61 determines whether or not the point / fire button 36 has been operated before the point / fire button 14. If the point / fire button 36 has been operated before or only the point / fire switch 36 has been operated (YES). Proceeds to step s6, and if operated later (NO), proceeds to step s9.
[0045]
In step s6, the CPU 61 displays the grill timer on the LED 4 in units of minutes or seconds, and proceeds to step s7.
In step s7, the CPU 61 determines whether or not the tact switches 81 and 82 have been pressed. If pressed (YES), the process proceeds to step s8. If not (NO), the process proceeds to step s9.
[0046]
In step s8, the CPU 61 increases or decreases the grill timer between 1 minute and 15 minutes based on the pressing operation of the tact switches 81 and 82, and proceeds to step s9.
In step s9, the CPU 61 determines whether or not the grill timer is zero. If it is not zero (NO), the process returns to step s5. If it is zero (YES), the process proceeds to step s10.
[0047]
In step s10, the CPU 61 stops maintaining the safety valve 33 open and extinguishes the grill burners 31, 32.
[0048]
[Control on the stove]
In step S1, the CPU 61 determines whether or not the point / fire button 14 has been operated to the ignition side based on the contact state of the microswitch 612. If the ignition switch has been operated (YES), the process proceeds to step S2.
In step S2, the ignition operation of the H burner 11 is performed. More specifically, the safety valve 12 is forcibly opened, the micro switch 653 is turned on, the igniter 66 is operated, a high voltage is applied to the ignition electrode 16, and the H burner 11 is ignited.
[0049]
In step S3, the CPU 61 starts the stove timer (the initial value is, for example, 30 minutes), and proceeds to step S4.
In step S4, the CPU 61 determines whether or not the point / fire button 14 has been operated prior to the point / fire button 36, and has been operated earlier or only the point / fire button 14 has been operated (YES). Proceeds to step S5, and if operated later (NO), proceeds to step S8.
[0050]
In step S5, the CPU 61 causes the stove timer to emit light on the LED 4 in units of minutes, and proceeds to step S6.
In step S6, the CPU 61 determines whether or not the tact switches 81 and 82 have been pressed. If pressed (YES), the process proceeds to step S7. If not (NO), the process proceeds to step S8.
[0051]
In step S8, the CPU 61 determines whether or not the stove timer is zero. If it is not zero (NO), the process returns to step S4. If it is zero (YES), the process proceeds to step S9.
In step S9, the CPU 61 stops maintaining the safety valve 12 open and extinguishes the H burner 11.
[0052]
Next, advantages of the gas table A of Reference Example 1 will be described below.
[A] Gas Table A, user, and operates the point-extinguishing button 14 or a point-extinguishing button 36, the control unit 6, corresponding to the time, reducing the stove timer or grill timer from an initial value At the same time, the number corresponding to the stove timer or the grill timer is displayed on the LED 4.
[0053]
For this reason, a number corresponding to the stove timer or the grill timer can be displayed by sharing one set of LEDs 4 without separately providing a display changeover switch. As a result, the current consumption is reduced, the component cost can be reduced (because the LED 4 is a set), the operation is simple, and the arrangement of the operation unit 40 can be simplified (since no changeover switch is required).
[0054]
[B] When both the point / extinguishing button 14 and the point / extinguishing button 36 are operated, it is determined that the number displayed on the LED 4 is the stove timer or the grill timer corresponding to the button operated first. The user is not confused by simultaneous use.
[0055]
[C] When the tact switches 81 and 82 are operated during cooking (including when cooking is started), the stove timer or grill timer corresponding to the number displayed on the LED 4 is increased or decreased. By looking at the increase / decrease state of the numbers, it is easy to see how much the stove timer or grill timer of the stove 1 or grill 3 has been increased / decreased, and the usability is good.
[0056]
In the first embodiment , two timers, the stove 1 and the grill 3, are shown. However, the stove 2 may be provided with a timer. Further, a display for identifying which timer the number displayed on the LED 4 corresponds to may be provided.
[0057]
Next, Reference Example 2 will be described based on FIGS. 2, 3, 4, 7, 8, and 9.
As shown in the figure, the gas table B differs from the gas table A in the following points.
[0058]
In the gas table B, when both the point / extinguish buttons 14 and 36 are operated, a number (a stove extinguishing time or a grill timer) corresponding to the point / extinguish button operated later is displayed on the LED 4. is there. A fish mark 41 (a fish mark 41 is cut out in an opaque plate and illuminated from the back of the fish mark 41 by the LED 4) is provided on the display unit 40 when the number corresponding to the grill timer of the grill 3 is displayed on the LED 4. (See the external view of FIG. 7 and the flowcharts of FIGS. 8 and 9).
[0059]
The gas table B of Reference Example 2 has the following advantages in addition to the advantages according to [A] and [C].
[D] When both the point / extinguish button 14 and the point / extinguish button 36 are operated, it is determined that what is displayed on the LED 4 is the number of the stove timer or grill timer corresponding to the button operated later. User is not confused.
[0060]
[E] Since the fish mark 41 is provided to inform whether or not the number displayed on the LED 4 (the number corresponding to the one operated later) belongs to the grill timer, the point / fire button 14 and the point When the fire extinguishing button 36 is operated together, the user can easily determine whether the number displayed on the LED 4 is the number corresponding to the grill timer of the grill 3 or the number corresponding to the stove extinguishing time of the gas stove 1. It is easy to use.
[0061]
Next, a first embodiment (corresponding to claims 1 , 3 and 4 ) of the present invention will be described with reference to FIGS. 2, 3, 4, 7, 10, and 11. FIG.
As shown in the figure, the gas table C differs from the gas table A in the following points.
[0062]
In the gas table C, when both the dot and fire extinguishing buttons 14 and 36 are operated, what is displayed on the LED 4 is the number corresponding to the stove timer or the grill timer which becomes zero first. In addition, a fish mark 41 (illuminated by the LED on the back surface) that is turned on when a number corresponding to the grill timer of the grill 3 is displayed on the LED 4 is provided on the display unit 40 (external view of FIG. 7, FIG. 10). And the flowchart of FIG. 11).
If the timer that has become zero first expires, if there is only one running timer, the display automatically switches to the other timer display. If there are two remaining timers running, the next timer is displayed. The display automatically switches to the timer display that becomes zero.
[0063]
The gas table C of the present embodiment has the following advantages in addition to the advantages according to the above [A], [C] and [E].
[F] When both the point / extinguish button 14 and the point / extinguish button 36 are operated, what is displayed on the LED 4 is the number corresponding to the stove timer or the grill timer which becomes zero first. The condition that the burner stops burning does not occur and the usability is excellent.
[0064]
Next, a second embodiment of the present invention (corresponding to claim 2, 3, 4), 2, 3, 4, 7, 12, will be described with reference to FIG. 13.
As shown in the figure, the gas table D differs from the gas table A in the following points.
[0065]
In the gas table D, when both the point / fire extinguishing buttons 14 and 36 are operated, the numbers corresponding to the stove timer and the grill timer are displayed on the LED 4 alternately. Also, while the number corresponding to the grill timer of the grill 3 is displayed on the LED 4, a lit fish mark 41 (illuminated by the LED on the back surface) is provided on the display unit 40 (the external view of FIG. 7, FIG. 12). And the flowchart of FIG. 13).
[0066]
The fish mark 41 is lit while the number corresponding to the grill timer is displayed, but without providing the fish mark 41, the number corresponding to the grill timer or the number corresponding to the stove extinguishing time is displayed. One may be lit and the other blinked.
[0067]
The gas table D of this embodiment has the following advantages in addition to the advantages according to [A], [C] and [E].
[G] When the dot / fire button 14 and the dot / fire button 36 are operated together, the number displayed on the LED 4 is the number corresponding to the stove timer and the grill timer, which are displayed on the LED 4 alternately. The stove extinguishing time and grill timer can be checked, making it easy to use.
[Brief description of the drawings]
FIG. 1 is a front view of a gas table according to Reference Example 1. FIG.
FIG. 2 is an explanatory diagram of gas tables according to Reference Examples 1 and 2 and first and second embodiments of the present invention .
FIG. 3 is an explanatory view of a spot / fire switch of a gas table according to Reference Examples 1 and 2 and the first and second embodiments of the present invention .
FIG. 4 is a block diagram of a gas table according to Reference Examples 1 and 2 and first and second embodiments of the present invention .
FIG. 5 is a flowchart showing the operation (grill side) of the gas table according to Reference Example 1 .
FIG. 6 is a flowchart showing the operation (on the stove side) of the gas table according to Reference Example 1 .
FIG. 7 is a front view of a gas table according to Reference Example 2 and the first and second embodiments of the present invention .
FIG. 8 is a flowchart showing the operation (grill side) of the gas table according to Reference Example 2 .
FIG. 9 is a flowchart showing the operation (on the stove side) of the gas table according to Reference Example 2 .
FIG. 10 is a flowchart showing the operation (grill side) of the gas table according to the first embodiment of the present invention .
FIG. 11 is a flowchart showing the operation (on the stove side) of the gas table according to the first embodiment of the present invention .
FIG. 12 is a flowchart showing the operation (grill side) of the gas table according to the second embodiment of the present invention .
FIG. 13 is a flowchart showing the operation (on the stove side) of the gas table according to the second embodiment of the present invention .
[Explanation of symbols]
4 LED
6 control unit (control means)
11 H burner (heating means)
41 Fish mark (auxiliary display section)
81, 82 Tact switch (increase / decrease switch)
31, 32 Grill burner (heating means)
611, 612 Micro switch (operation switch)
A, B, C, D Gas table (cooking device)
n Cooker f Fish (Cooking object)

Claims (4)

A plurality of heating means for heating the object to be cooked and the cooking container,
A plurality of operation switches for instructing heating start and heating stop of each heating means,
One indicator that displays the number corresponding to the remaining cooking time,
Control means for reducing the remaining cooking time from an initial value in response to a lapse of time, and automatically stopping the operation of the heating means when the remaining cooking time becomes zero, wherein the control means There figures to be displayed on the indicator, Ri numbers der corresponding to the cooking time remaining heating means for starting heating by the operation switch has performed an operation,
When two or more operation switches instruct the start of heating of each heating means, the control means first displays a number corresponding to the remaining cooking time of the one that becomes zero on the display. Cooking equipment. A plurality of heating means for heating the object to be cooked and the cooking container,
A plurality of operation switches for instructing heating start and heating stop of each heating means,
One indicator that displays the number corresponding to the remaining cooking time,
Corresponds to the time elapsed, the gradually reducing the cooking time remaining from the initial value, the cooking remaining time a cooking apparatus and a control means for automatically stopping the operation of the heating means to be a zero, the control means The number to be displayed on the display is a number corresponding to the remaining cooking time of the heating means to start heating by the operation switch that performed the operation,
When two or more operation switches instruct the start of heating of each heating means, the control means alternately displays a number corresponding to each remaining cooking time on the display . The cooking device according to claim 1 or 2, further comprising an auxiliary display unit that indicates which heating unit the number displayed on the display unit is . A set of increase / decrease switches for increasing / decreasing the remaining cooking time is provided, and when the increase / decrease switch is operated, the control means increases / decreases the remaining cooking time corresponding to the number displayed on the display. The cooking device according to claim 3 .

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