JP4231979B2 - Operation display device for rice-washing rice cooker - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
  The present invention relates to an operation display device for a rice-washing rice cooker.
[0002]
[Prior art]
  A liquid crystal display screen is used in an operation display device for operation control of a conventional rice-washing rice cooker.
  The operation display device with liquid crystal of the rice-washing rice cooker is the progress of rice cooking such as weighing, cooking pot preparation, rice washing, soaking, ignition, rice cooking, steaming, cooking, etc. Rice cooking process display screen (this may be referred to as “normal display screen” in this specification) and various rice cooking modes such as the amount of rice cooking, water adjustment, rice washing method, soaking, steaming, rice cooking mode (mode) After displaying a display screen for setting conditions (this may be referred to as a “rice cooking condition setting display screen” in this specification) and inputting each rice cooking setting condition, the liquid crystal display screen is changed to the elapsed time of rice cooking. The rice cooking work was done by switching to the operation screen during operation that could be seen.
[0003]
[Problems to be solved by the invention]
  When the operation display device using the liquid crystal display screen of the conventional rice-washing rice cooker is configured to switch display screens for different operations, it is necessary to check the set rice cooking conditions, for example, when performing the rice cooking process. In some cases, it is necessary to switch the display screen and confirm it, or to change the setting conditions if it is necessary to change the set rice cooking conditions.
[0004]
  In addition, in the conventional operation display device, the rice cooking process display screen and the rice cooking condition setting screen are not displayed at the same time, so that two displays of the preset rice cooking conditions and the ongoing rice cooking process (the process currently in progress) are simultaneously viewed. Therefore, it is very difficult to make adjustments such as shortening the setting time of the rice cooking conditions such as soaking and steaming while observing the degree of progress of the rice cooking process so as to speed up cooking.
[0005]
  An object of the present invention is to solve the problems of the prior art and provide an easy-to-use operation display device for a rice-washing rice cooker.
[0006]
[Means for Solving the Problems]
  The above-described problems of the present invention are solved by the following configuration.
  The invention according to claim 1 is a preliminary step of cooking rice consisting of rice weighing, washing and soaking, and which step is currently selected among rice cooking steps consisting of soaking, ignition, rice cooking, unevenness, and cooking.A process display screen (71) for displaying orConsists of the number of pots, soaking time, and steaming timeNormal operation to display normal rice cooking operation statusdisplayScreen (A) orRice cooking conditions set in one of the amount of rice cooking, water adjustment, washing method, soaking time, steaming time, ignition methodAnd a liquid crystal display screen (72) for displaying any one of the rice cooking condition setting screen (B), and a setting switch (73) for setting or checking rice cooking conditions in the vicinity of the liquid crystal display screen (72) And a menu switch (74) for switching the setting item or inspection item of the rice cooking condition, and provided with an openable / closable lid (75) that covers the setting switch (73) and the menu switch (74) so that they cannot be seen.An open / close detection device (76) for detecting opening / closing of the lid (75) is provided. When the lid (75) is opened, the liquid crystal display screen (72) is detected by detecting the opening of the lid (75) of the open / close detection device (76). ) Is switched from the normal operation display screen (A) to the rice cooking condition setting screen (B), and the setting switch (73) corresponding to each rice cooking condition displayed on the rice cooking condition setting screen (B) is pressed, the setting is made. Provided with a control device that performs display based on the cooked rice cooking conditions and displays the normal operation display screen (A) when the lid (75) is closedOperation display device for rice washing machineIs.
[0007]
【The invention's effect】
  According to the invention of the configuration (1) of the present invention, it is possible to set which rice cooking process is being set while confirming on the process display screen, so there is no error in setting the conditions, and the operating state of the process being displayed is displayed. It can be grasped in detail. Moreover, the rice cooking condition setting should just operate the switch corresponding to the rice cooking condition setting screen, and since it is not necessary to switch sequentially, there is no trouble.
  Furthermore, unnecessary switches are not visible during normal operation, so extra attention is not required.
[0008]
  Moreover, since the rice cooking condition setting screen B is immediately displayed when the lid 75 is opened, it is not necessary to perform complicated operations such as turning the screen for selecting an item, and the setting switch 73 can be used for easy setting. Moreover, when the setting is finished or the setting is stopped halfway, it is only necessary to close the lid 75, so there is no trouble..
[0009]
DETAILED DESCRIPTION OF THE INVENTION
  Embodiments of the present invention will be described with reference to the drawings.
  FIG. 1 is a front view of a rice cooking apparatus used in a cafeteria or lunch facility that supplies a large amount of cooked rice, FIG. 2 is a side view thereof, FIG. 3 is a side view of the side view, and FIG. FIG. 5 shows a drive mechanism diagram of a valve in the drainage box, and FIG. 6 shows a schematic control flow thereof.
[0010]
  A rice washing tank 3 is connected to the lower part of the rice storage tank 2 supported by the support member 1. Below the rice washing tank 3, a rice cooker main body 5 is disposed at an interval, and the rice cooker main body 5 includes a rice cooker 6, a pot heating burner 7, a drawer-type gantry 10, and the like.
  The lower half of the rice storage tank 2 has a hopper shape, and a measuring instrument 12 (FIG. 4) is attached to the lower end of the hopper. The measuring device 12 is made of a bowl-shaped cylindrical member, and is driven from a motor 12a (FIGS. 1 and 2) via a transmission device (not shown), and is fed from the storage tank 2 into the basket of the measuring device 12 in a certain amount. A predetermined amount of rice is supplied from the rice storage tank 2 to the rice washing tank 3 by rotating the meter 12 by a predetermined number of revolutions.
[0011]
  As shown in FIG. 4, the rice washing tank 3 includes a funnel-shaped receiving portion 13 for receiving rice supplied from the measuring device 12 with a flat lid member on the ceiling portion, and a cylindrical body in the middle portion. And a hopper-like part at the lower part, and the jacket part 31 is connected to the lower part of the hopper-like part of the rice washing tank 3 so that the rice grain does not pass through the boundary part between the hopper-like part and the jacket part 31. A filter 15 is provided. A rotating shaft 16 is provided in the vertical direction at the center of the rice washing tank 3, a stirring blade 17 and / or a spiral blade 19 is attached to the rotating shaft 16, and the rotating shaft 16 is attached to the support member 1 and can rotate forward and backward. 20 is rotated through a chain 21 by 20. The rotating shaft 16 is a hollow shaft, the outer shaft rotates the stirring blade 17 and the spiral blade 19, and the inner shaft is loosely fitted inside the outer hollow shaft 16 so as to be freely slidable up and down. A rice drain valve 22 is provided, and the upper end of the shaft is moved up and down by a cam 24 driven by a motor 23 for driving the rice drain valve, so that the opening and closing control of the rice drain valve 22 is performed.
  When the rice removal valve 22 is opened, the rice in the rice washing tank 3 can be dropped into the lower rice cooker body 5.
[0012]
  Water is supplied to the rice washing tank 3 through a water distribution pipe 26 (FIG. 4), a flow sensor 25 (FIG. 3), an upper water supply valve 33, a route passing through the upper water supply port 29 on the ceiling of the rice washing tank 3, and a flow sensor 25. The lower side of the rice washing tank 3 is carried out in two routes, the lower water supply valve 35 (see FIG. 3), the water distribution pipe 27, and the route from the lower water supply port 30 to the jacket portion 31. A drainage box 39 is provided on the side, and the drainage box 39 has a drainage port 40, a lower end portion of an overflow pipe 41 having an upper end opened on the upper side surface of the rice washing tank 3, and a jacket having one end communicating with the jacket portion 31. The other end of the drainage pipe 42 is connected, the other end of the jacket drainage pipe 42 faces the drainage box 39, and the drainage from the jacket drainage pipe 42 is integrated with the drainage valve 44 (in FIG. 4, for convenience, the water level valve 54). Illustrated in .) Performed by the opening and closing of, for adjusting the water level in rice washing tank 3 at the water level valve 54.
[0013]
  Although the drainage box 39 is always closed by the drainage valve 44 and the water level valve 54, when draining the water in the rice washing tank 3, the jacket portion 31, from the filter 15 below the hopper-like part below the rice washing tank 3, Drainage is performed through the jacket drain pipe 42, drain valve 44 and / or water level valve 54, drain box 39 and drain port 40.
  The drain valve 44 and the water level valve 54 are opened and closed by control wires 45 and 55 extending from a drain valve solenoid 43 and a water level valve solenoid 53 (see FIG. 5) fixed to the ceiling of the rice washing tank 3. Moreover, the float sensor 32 with an electrical contact (refer FIG. 3) is provided in the inside upper part of the rice washing tank 3. FIG.
[0014]
  The operation of the rice cooker of the present invention is performed as follows.
  First, a control computer equipped with a memory and a CPU (not shown) has a reservation time, the amount of supplied rice, the amount of water supplied to the washing tank, the rice washing time (rotation time of the stirring blade 17), the rice polishing time (rotation time of the stirring blade 17), Numerical values corresponding to rice cooking setting conditions necessary for the operation of this rice cooker, such as tank soaking time, number of times of rice washing, rice washing tank overflow time, rice washing tank drainage time and steaming time, are input in advance to an operation display device which will be described in detail later.
[0015]
  When the start switch is pressed in step 0 in the control flow shown in FIG. 6 after the numerical value input according to the rice cooking setting conditions is completed, the rice in the rice storage tank 2 is weighed by the meter 12 in step 1 and set in the rice washing tank 3 A quantity of rice is supplied and washed in step 2.
[0016]
  The rice washing process in Step 2 comprises a narrow rice washing process in which rice is stirred in water and sharpened, and a rice polishing process in which rice is stirred in a wet state. In one narrow rice washing process, the upper water supply valve 33 and While the lower water supply valve 35 (see FIG. 3) is opened and the rice washing tank 3 is supplied with water, the stirring blade 17 is rotated for a specified time. After the specified time has elapsed, the upper water supply valve 33 and the lower water supply valve 35 are closed, the stirring blade 17 is stopped, and the drain valve 44 and the water level valve 54 are opened. From the filter 15, the soup is drained through the jacket portion 31, the jacket drain pipe 42, the drain valve 44 and the water level valve 54, the drain box 39, and the drain port 40. During the drainage of tofu, the rice grains are blocked by the filter 15 and are not washed away from the rice washing tank 3. After the drainage of the rice washing tank 3 is completed, the stirring blade 17 is rotated for a specified time to perform the polishing process.
[0017]
  As described above, in the rice washing tank 3, the rice washing process and the rice polishing process in a narrow sense for supplying water, stirring, and draining are respectively performed a specified number of times to finish the rice washing process, and the process proceeds to the water addition / reduction treatment process in Step 3. In step 3, the microcomputer calculates the amount of water suitable for the amount of rice in the rice washing tank 3, the quality of the rice, the temperature, the water temperature, etc., and measures and controls the flow rate sensor 25 to open and close the lower water supply valve 35. 3, and after the rice washing tank 3 is full, the water level valve 54 is opened and closed to adjust the water.
[0018]
  In step 4, the rice that has been washed in the rice washing tank 3 and the water that has been weighed in step 3 are dropped into the rice cooker 6 by opening the rice drain valve 22.
  In step 5, the rice in the rice cooker 6 is immersed in water for a specified time.
  After the lapse of the specified time, ignition is performed in Step 6, rice is cooked in Step 7, steamed in Step 8, and cooked in Step 9, to complete predetermined cooked rice (Step 10).
[0019]
  FIG. 7 shows a state in which the lid 75 of the operation panel (operation display device) is closed ((FIG. 7A)) and an open state (FIG. 7B).
[0020]
  A process display screen 71, a reservation switch 78, a switch group 79, a start switch 80, and a help switch 81 are arranged above the operation panel, and a liquid crystal display screen 72 is provided below. The process display screen 71 displays the rice cooking process consisting of rice weighing, washing, and soaking, and cooking process consisting of pot preparation, soaking, igniting, rice cooking, turkey, and cooking. An LED 77 provided in the vicinity of the display unit is turned on so that it can be identified, and light is emitted in two colors, green in a normal operation state and red in an abnormal state.
[0021]
  In the state where lid 75 shown in FIG. 7A is closed, liquid crystal display screen 72 displays normal operation display screen A. In the present embodiment, the total number of times of cooking rice (this is the total number of pots), The number of times of continuous rice cooking (this is the number of pots to be cooked), the capacity to be processed with one rice cooking, the total soaking time in the rice cooking preliminary process and the rice cooking process, and the steaming time are displayed.
[0022]
  FIG. 7B shows a state in which the lid 75 is opened. The lid 75 is provided with a lid opening / closing detection device 76 including a reflection plate 76b that reflects the light of the photocoupler 76a and a locking portion 83, and an operation display is provided. On the apparatus, a lid open / close detection device 76 including a photocoupler 76a and a locking portion 83 ′ is provided at a position corresponding to the reflecting plate 76b and the locking portion 83.
[0023]
  When the lid 75 is opened, the lid open / close detection device 76 is turned off, and the liquid crystal display screen 72 displays a screen on which the rice cooking conditions can be set immediately from the normal operation display screen A. Hereinafter, this screen may be referred to as a rice cooking condition setting screen B. Rice cooking condition setting screen B is a screen that can set any rice cooking condition among rice cooking amount, water adjustment, washing method, soaking time, steaming time, cooking method (mode), ignition method, rice cooking condition setting screen The type of rice cooking conditions is selected with the menu switch 74 below B, and the level of the rice cooking conditions can be determined with the setting switch 73 at a position corresponding to each selected rice cooking condition.
[0024]
  By adopting the operation panel structure according to the above-described embodiment of the present invention, it is possible to set while confirming on the process display screen 71 which of the rice cooking processes is being set. When the rice cooking conditions are set using the rice cooking condition setting screen B with the lid 75 opened, the setting switch 73 corresponding to each rice cooking condition arranged below the liquid crystal display screen 72. There is no need to switch sequentially.
[0025]
  In addition, since the rice cooking condition setting screen B is displayed immediately when the lid 75 is opened, it is not necessary to perform complicated operations such as turning the screen for selecting the rice cooking condition setting items, and can be easily set by the setting switch 73. .
[0026]
  Further, when the lid opening / closing detection device 76 detects that the lid 75 is opened, the liquid crystal display screen 72 is operated normally.displayBy switching from screen A to rice cooking condition setting screen B and pressing setting switch 73 corresponding to each rice cooking condition on rice cooking condition setting screen B, display based on the rice cooking condition setting is performed, and when the lid 75 is closed, the rice cooking setting condition is changed. Can be confirmed.
[0027]
  Therefore, since the confirmation of the rice cooking condition setting is performed by the closing operation of the lid 75, there is no inconvenience of pressing the set rice cooking condition confirmation switch for each rice cooking condition setting. In addition, even when the setting operation is stopped in the middle of the setting operation of the rice cooking condition, the rice cooking condition by the setting operation up to the middle is confirmed only by closing the lid 75, so it is bothersome to press the set rice cooking condition determination switch. There is no.
[0028]
  Further, not only when the lid 75 is opened, but also when the lid 75 is closed, the operation state of the rice cooking process is the normal operation which is the liquid crystal display screen 72displayThis can be grasped from the screen A and the process display screen 71 above it.
[0029]
  In addition, while the normal rice cooking process is in progress, the setting switch 73 and the menu switch 74 that do not need to be operated are hidden behind the lid 75 so that they cannot be seen. There is no operability.
[0030]
  Furthermore, since the rice cooking process at the time of driving currently in progress can be confirmed not only on the normal operation display screen A but also on the process display lamp (LED) 77 on the process display screen 71, it is displayed on the liquid crystal even in a dark place. Therefore, the life of the liquid crystal display screen 72 is prolonged. In addition, when the rice cooker is abnormal, the process display lamp (LED) 77 is lit red, so that the abnormal state can be displayed more clearly.
[0031]
  Also, the set rice cooking conditions are displayed on the rice cooking condition setting screen B at any time by opening the lid 75. If you want to change it, the liquid crystal display screen that can be operated only when the lid 75 is opened. 72 can be easily changed by a setting switch 73 provided at the bottom.
[0032]
  Further, when the lid 75 is closed, the normal operation display screen A of the liquid crystal display screen 72 appears. As shown in FIG. 7, the display screen A has a cumulative number of vessels, a planned number of vessels, an immersion time, and a steaming time. By displaying the operation status such as etc. supplementarily, more detailed setting contents can be understood.
[0033]
  In addition, as shown in FIG. 8, the normal operation display screen A is currently in a state where the rice-washing rice cooker is in that state. ”,“ Driving ”,“ Abnormal ”,“ Water ”, etc. are displayed. Further, the displayed characters are blinked in reverse to call attention to the worker (see FIGS. 8 (1) to (5)).
  In this way, more detailed process management can be performed by displaying the operation state as an auxiliary during normal operation.
[0034]
  In addition, the operation panel of the present embodiment sets a process display screen 71 that displays the current process of rice cooking with a display lamp (LED) 77, a liquid crystal display screen 72 that displays a normal state or a setting state of rice cooking conditions, and a cooking time. A switch group 79 for changing the setting condition in the reservation switch 78, the normal operation display screen A or the reservation setting condition by the reservation switch 78, a memory (not shown) in the control device for storing the setting change by the switch group 79, and rice cooking Since the start switch 80 for starting the operation of the machine is provided, the setting change by the switch group 79 is held in a memory (not shown) even after the rice cooking is finished, and the setting of the switch group 79 is not changed again in the subsequent rice cooking operation. Thus, rice can be cooked under the previously set operating conditions simply by pressing the start switch 80.
  Therefore, if the setting conditions are not changed, it is not necessary to repeat the reservation setting every time rice is cooked, and the same rice cooking operation as the previous time can be performed simply by pressing the start switch 80.
[0035]
  8 shows a setting display screen by the switch group 79 when the reservation switch 78 is pressed, and (7) shows a normal operation constant screen A at the start of rice cooking.
[0036]
  FIG. 9 shows normal operation in the case of normal operation of the operation panel of the present embodiment.displayScreen A is shown.
  First, (1) when the power switch is turned on, (2) normal operation, which is a standard screendisplayScreen A is displayed, and the preset number of cooked rice, the number of scheduled cookers, the display during operation stoppage, and the amount of cooked rice at a time are 5kg. The cooking time for each cooker, soaking time and steaming The time is displayed. At this time, when the help switch 81 is turned on, the current time, the method of starting operation, and that the reserved operation can be performed are displayed. Next, (3) when it is desired to change the rice cooking conditions displayed on the screen A, the lid 75 is opened, the rice cooking condition setting screen B is displayed, and the setting conditions can be changed. For example, if the amount of cooked rice is changed from “5 升” to “3 升” and the mode is changed from “one pot” to “continuous”, normal operationdisplayScreen A is switched between “3” and “continuous”. Next, when the planned number of hooks is set from “3 hooks” to “10 hooks” with the switch group 79, the display is changed to “10 hooks”.
[0037]
  Next, (5) when the start switch 80 is pressed, the operation is started, and “in operation” is displayed. When the cooking of the pot is completed several times, for example, if the rice is in a shortage state, the display of “driving” changes to a flashing display of “rice supply”. When the rice supply is over, automatic driving resumes. At this time, when the (6) help switch 81 is pressed, the remaining time is displayed.
[0038]
  During automatic operation, for example, (7) If the hook is not ready, the “running” display flashes. When the help switch 81 is turned on, an instruction to set the inner hook is displayed. Is done. After the inner hook set, (8) When the ignition is in the manual mode, an ignition call sound is played, and at the same time, the display of “driving” blinks to prompt the ignition. When the ignition switch is turned on and the operation is resumed and a predetermined time elapses, (9) a rice cooking completion sound is emitted, and at the same time, the “driving” display flashes. When the help switch 81 is turned on, the rice cooking is completed. An instruction is displayed to perform the operation.
[0039]
  As described in part in FIG. 9, if an abnormality occurs during the operation of the rice-washing rice cooker, the normal operation display screen A changes to the abnormality display screen 84 as shown in FIG. Is highlighted and blinking to remind you that it is “abnormal”. At this time, the occurrence of an abnormality may be notified with a buzzer. The operation of the rice cooker is programmed to automatically pause, and when the operator sequentially presses the help switch 81 provided on the operation panel, as shown in FIG. The method is programmed to sequentially display on the liquid crystal display screen 72 with the lid 75 closed.
[0040]
  In the abnormality treatment method, a display content that prompts the user to open the lid 75 and follow the instructions is displayed. Therefore, when the lid 75 is opened next, the maintenance display screen 85 shown in FIG. 10C is displayed on the liquid crystal display screen 72. When an abnormality process is performed based on the cause of the abnormality and the setting switch 73 corresponding to the blinking portion of the maintenance display screen 85 is turned on, the blinking of the abnormality portion changes to lighting, and the operator cancels the cause of the abnormality. Can do. When the cause of the abnormality is canceled, the screen is changed to the abnormality canceling display screen 86 shown in FIG. 10D, and the lid 75 is closed after confirming that. Thereafter, when the start switch 80 is turned on, the liquid crystal display screen 72 changes to the normal operation display screen A, and normal operation can be performed.
[0041]
  FIG. 11 shows a basic flow when the help switch 81 is turned on. A route R in FIG. 11 is a feature of the present invention.
[0042]
  As described above, when the rice cooker is abnormal, it is possible to display the contents of the abnormality, its cause, and the processing method on the liquid crystal display screen 72 by adding a large and easy-to-understand explanation by pressing the help switch 81 in a normal case. As a result, even beginners can respond immediately.
[0043]
  In the case of an abnormality, the help switch 81 can be operated by a switch corresponding to the liquid crystal display screen 72. However, if the state is kept as it is, man-hours for turning the screen increase, and an operator who is accustomed to a certain degree of operability. There was annoyance in terms of. Therefore, in order to allow an expert to easily and quickly perform abnormality processing, the maintenance screen is displayed immediately by entwining the opening and closing of the lid 75 to simplify the abnormality processing and make the operation panel easy to handle.
[0044]
  Conventionally, the operation content of the help switch 81 has not been changed depending on whether the lid 75 is opened or closed. Therefore, it is necessary to confirm the cause and the processing method by sequentially pressing the help switch 81. Although it was annoying, the treatment method can be easily understood from the display of the abnormality content only by going through the route R, that is, by opening the lid 75. By sequentially pressing the help switch 81, the cause of the abnormality can be identified. The processing method can be easily confirmed, the abnormal state can be reset immediately, and the cause of the abnormality can be quickly cleared.
[0045]
  After opening the lid 75 and displaying the rice cooking condition setting screen B, by pressing the setting switch 73 (or the menu switch 74) that is a switch for setting or checking the rice cooking condition for a predetermined time or more, the condition setting that is not set in the normal operation It is now possible to perform operations (extended mode operation) that are not normally possible with sensor operation.
[0046]
  Condition settings that are not normal operation include “waterless operation” (operation when the flow sensor breaks down or demonstration operation in places where there is no water, such as exhibitions) or “riceless operation” (rice storage tank) 2 is a case where the operation can be performed without removing the rice one by one so that each part can be inspected, and an example is shown in FIG. As shown in FIG. 12A, when the menu switch 74 is pressed for 5 seconds, the menu screen 87 is displayed on the liquid crystal display screen 72, and the extended mode setting and extended function buttons are displayed.
[0047]
  When the extended mode setting button is selected here, a mode setting initial screen 88 in which the rice cooker mode such as “cooking immediately” and the demo mode etc. not taking into consideration the immersion time as shown in FIG. When the extended function button is selected, a button for specifically displaying the rice cooking time as a numerical value, and an extended function initial screen 89 in which functions such as washing the rice washing tank can be selected are displayed, and each desired function is selected and executed. be able to.
  When the extended mode operation ends, the normal operation is performed by closing the lid 75.displayReturn to screen A.
[0048]
  Further, by simultaneously pressing two or more switches (menu switch 74, start switch 80, help switch 81, etc.) provided in the operation panel with the lid 75 open, the single setting switch 73 is kept at a predetermined time. The expansion mode can be entered without performing the above pressing operation.
  Since this operation is not recognized by a general user, it is not set by mistake, and a rice cooker dealer or the like can immediately enter the extended mode for a demonstration operation or the like. In the example shown in FIG. 12, the rice cooker mode, demo mode, ionic water correspondence, water adjustment setting, etc. shown in FIG. 12B can be set immediately.
[0049]
  Further, when the menu switch 74 is pressed on the rice cooking condition setting screen B, the menu screen 87 ′ shown in FIG. 13A is displayed. By selecting the maintenance (2), the menu screen 87 ′ shown in FIG. 13B is displayed. When the screen is displayed and the setting switch 73 corresponding to the flow rate display is turned on, the lower water supply valve 35 (FIG. 3) is opened, and the proper flow rate and the actual flow rate are displayed on the liquid crystal display screen as shown in FIG. Therefore, the opening degree of the lower water supply valve 35 can be adjusted to facilitate the appropriate water supply flow rate (FIG. 13 (d)).
  Thereafter, when the lid 75 is closed, the screen returns to the normal operation display screen A.
[0050]
  Thus, the screen which displays the water supply flow rate in the rice-washing rice cooker was provided, and the water supply flow rate accompanying the opening / closing operation | movement of the water supply valve 35 was able to be displayed one by one by pushing the setting switch 73 corresponding to this display. . As a result, the display of the water supply flow rate displayed only while the water supply switch and the help switch are simultaneously pressed in the prior art (for example, the invention described in Japanese Patent Laid-Open No. 6-1554078) is always while the water supply flow rate is adjusted. As a result, the operability of adjusting the water supply flow rate has been improved. In addition, in the above prior art, not only the proper flow rate was not displayed, but also when the opening of the water supply valve 35 was adjusted with one hand and the water supply switch was turned on with the other hand, the help switch could not be pressed. The water supply flow rate was not displayed.
[0051]
  However, in the present invention, the flow rate switch is provided so that the water supply flow rate can be displayed with a single push, and the water supply flow rate display can be canceled when the lid 75 is closed, so that the operability is improved.
[0052]
  The overall operation procedure of the operation display device using the above liquid crystal display screen is shown in the flowcharts of FIGS.
[Brief description of the drawings]
FIG. 1 is an external front view of a rice-washing rice cooker according to an embodiment of the present invention.
FIG. 2 is an external side view of the rice-washing rice cooker of FIG.
3 is an external side view of the rice-washing rice cooker of FIG. 1. FIG.
4 is a partially cutaway side sectional view of the rice-washing rice cooker of FIG. 1. FIG.
5 is a side view showing a drain valve and a water level valve of the rice-washing rice cooker in FIG. 1. FIG.
FIG. 6 is a diagram showing a flow of overall control of the rice-washing rice cooker of FIG.
7 is a diagram showing a state in which a lid of an operation panel (operation display device) of the rice-washing rice cooker of FIG. 1 is closed ((FIG. 7A)) and an open state (FIG. 7B).
FIG. 8 is a diagram showing examples of various screens that supplementarily display the operation state of the normal operation display screen of the operation display device of FIG. 7;
9 is a normal operation when the operation display device of FIG. 7 is a normal operation.displayShow the screen.
10 is a diagram showing a liquid crystal display screen of the operation display device of FIG. 7 when an abnormality occurs during the operation of the rice cooker of FIG.
11 is a flowchart showing a flow of help processing of the operation display device of FIG. 7;
12 is a diagram showing a liquid crystal display screen for setting an extended mode by the operation display device of FIG. 7;
13 is a diagram showing an example of water supply flow rate adjustment display by the operation display device of FIG. 7; The
FIG. 14 is a diagram showing a part of a flow showing the display and operation procedure of the liquid crystal display screen of the operation display device of FIG. 7;
FIG. 15 is a diagram showing a part of a flow showing the display and operation procedure of the liquid crystal display screen of the operation display device of FIG. 7;
16 is a diagram showing a part of a flow showing the display and operation procedure of the liquid crystal display screen of the operation display device of FIG. 7. FIG.
[Explanation of symbols]
1 Support member 2 Rice storage tank
3 Rice washing tank 5 Rice cooker body
6 Rice cooker 7 Kettle heating burner
10 Pull-out base 12 Weighing instrument
12a Motor 13 Funnel-shaped receiving part
15 Filter 16 Rotating shaft
17 Stirring blade 19 Spiral blade
20 Rice washing motor 21 Chain
22 Rice removal valve 23 Motor for driving rice removal valve
24 Waste rice valve drive cam 25 Flow sensor
26 Water distribution pipe 27 Branch water distribution pipe
29 Upper water supply port 30 Lower water supply port
31 Jacket part 32 Float sensor
33 Upper water supply valve 35 Lower water supply valve
39 Drainage box 40 Drain port
41 Overflow pipe 42 Jacket drain pipe
43 Drain valve solenoid 44 Drain valve
45, 55 Control wire 53 Water level valve solenoid
54 Water level valve 71 Process display screen
72 LCD display screen 73 Setting switch
74 Menu switch 75 Openable / closable lid
76 Lid Open / Close Detection Device 76a Photocoupler
76b Reflector 77 Indicator lamp
78 Reserved switch 79 Switch group
80 Start switch 81 Help switch
83 Locking part 84 Abnormal display screen
85 Maintenance display screen 86 Abnormality cancellation display screen
87, 87 'Menu screen 88 Mode setting initial screen
89 Extended function initial screen
A Normal operationdisplayScreen B Cooking condition setting screen

Claims (1)

A process display screen (71) for displaying by a lamp a current process in a rice cooking process consisting of a rice cooking process consisting of rice weighing, rice washing, soaking, and soaking, ignition, rice cooking, unevenness, and rice cooking .
Normal operation display screen (A) that displays the number of pots, soaking time, and steaming time, or a normal operation display screen (A), or any of rice cooking amount, water adjustment, washing method, soaking time, steaming time, ignition method and a liquid crystal display screen (72) for the display of any cooking condition setting screen (B) for displaying has been cooking conditions,
In the vicinity of the liquid crystal display screen (72), a setting switch (73) for setting or checking rice cooking conditions and a menu switch (74) for switching the setting items or inspection items for rice cooking conditions are provided.
An openable / closable lid (75) for covering the setting switch (73) and the menu switch (74) so as not to be visible;
An open / close detection device (76) for detecting opening / closing of the lid (75) is provided. When the lid (75) is opened, the liquid crystal display screen (72) is detected by detecting the opening of the lid (75) of the open / close detection device (76). ) Is switched from the normal operation display screen (A) to the rice cooking condition setting screen (B), and the setting switch (73) corresponding to each rice cooking condition displayed on the rice cooking condition setting screen (B) is pressed, the setting is made. An operation display device for a rice-washing rice cooker, comprising a control device for performing display based on the cooked rice cooking conditions and displaying a normal operation display screen (A) when the lid (75) is closed .

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