JP3945320B2 - rice cooker - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a rice cooker in which the cooking time and the like can be set for reserved rice cooking.
[0002]
[Prior art]
In recent years, when a cooked time is set as a reserved rice cooker, rice cookers having a function of completing cooking at that time have become widespread. In such a rice cooker, in the state where the lid is not securely closed, setting completion of the reserved rice setting is prohibited because the optimum rice cooking cannot be performed due to insufficient sensitivity of the lid sensor. .
[0003]
[Problems to be solved by the invention]
However, in such a conventional rice cooker, if you try to complete the setting of the reserved rice setting in the lid open state, it will not accept the setting completion because it is an incorrect usage method, and the setting content of the reserved rice cooker will be discarded. Once the lid was closed, there was a problem that it was necessary to redo the reserved rice setting again.
[0004]
The present invention solves the above-mentioned conventional problem, and even if it is necessary to redo the reserved rice setting because it was in the lid open state, the same operation is performed again by storing the previous reserved rice setting content. It is intended to eliminate the troublesomeness of the user to perform and improve operability.
[0005]
[Means for Solving the Problems]
In order to achieve the above object, the present invention starts the reserved rice setting by the reserved rice setting start means, completes the reserved rice setting by the reserved rice setting completion means, and stores the set reservation contents in the storage means. If the lid open / close detection means for detecting the lid open / close state is detected to be in the lid open state upon completion of the reserved rice setting, the control means controls not to accept the reserved rice setting completion signal from the reserved rice setting completion means. The storage means is configured to store the reservation contents set at that time even when the control means does not accept the reserved rice setting completion signal.
[0006]
As a result, even if it is necessary to redo the reserved rice setting because it was in the lid open state, the trouble of the user performing the same operation again is eliminated by storing the previous reserved rice setting content. And operability can be improved.
[0007]
DETAILED DESCRIPTION OF THE INVENTION
The invention according to claim 1 of the present invention is a reserved rice setting start means for starting reserved rice setting, a reserved rice setting completion means for completing reserved rice setting, and a storage means for storing the set reservation contents. The lid open / close detection means for detecting the lid open / close state, and when the reserved rice cooking setting is completed, when the lid open / close detection means detects the lid open state, the reserved rice setting completion signal from the reserved rice setting completion means is not accepted. Control means for controlling, and even if the control means does not accept a reserved rice setting completion signal, the storage means stores the reservation contents set at that time. Do the same operation again, the troublesomeness of redoing the reserved rice setting can be eliminated, and the operability can be improved.
[0008]
The invention according to claim 2 is the invention according to claim 1, wherein the control means does not accept the reserved rice setting completion signal from the reserved rice setting completion means because the lid is open when the reserved rice setting is completed. Even in this case, when the lid open / close detection means detects the lid closed state, the setting of the reserved rice cooking setting is completed, and the troublesomeness of the user performing the reserved rice cooking setting again can be eliminated.
[0009]
Invention of Claim 3 is provided with the display means which performs a display operation in the invention of Claim 1 or 2 above, The display means from the lid open / close detection means while performing the reserved rice cooking setting Whether or not the reserved rice setting can be completed is displayed by the input signal, and the user can be informed that the reserved rice setting cannot be completed as it is.
[0010]
Invention of Claim 4 is provided with the alerting | reporting means which performs alerting | reporting operation | movement in the invention of the said Claim 1 or 2 in the said invention, The said alerting | reporting means starts reservation rice cooking setting by reservation rice cooking setting start means, When the lid opening / closing detection means detects that the lid is in the open state, the fact is notified, and the user can be informed that the reserved rice cooking setting cannot be completed as it is.
[0011]
【Example】
Embodiments of the present invention will be described below with reference to the drawings.
[0012]
Example 1
As shown in FIG. 1, the reserved rice setting start means 1 starts reserved rice setting, the reserved rice setting completion means 2 completes reserved rice setting, and the storage means 3 stores the set reservation contents. Remember. When the controller 5 detects that the lid opening / closing detection means 4 that detects the lid opening / closing state when the reserved rice cooking setting is completed is in the lid open state, even if the reserved rice setting completion signal from the reserved rice setting completion means 2 is input, Control is performed so that signals are not accepted.
[0013]
The control means 5 is constituted by a microcomputer 8, and the storage means 3 is constituted by a RAM in the microcomputer. The display means 6 performs a display operation, and the notification means 7 performs a notification operation.
[0014]
FIG. 2 shows the display and operation unit of the rice cooker of this embodiment. The reservation key 10 constitutes the reserved rice setting start means 1 and starts the reserved rice setting. The rice cooking / start key 9 is The reserved rice setting completion means 2 is comprised, and reservation rice setting is completed. The liquid crystal display 15 constitutes the display means 6 and displays the reservation time, the selected rice cooking course, and the lid open / closed state. In addition, a time key 12 for setting a reservation time, a minute key 11, a course key 13 for selecting a rice cooking course, a cancel / cut key 14 for interrupting reservation rice cooking setting, and the like are arranged.
[0015]
The lid opening / closing detection means 4 is configured as shown in FIG. 3 and is arranged in a lid (not shown). The float 16 is a spherical magnet, and the float detector 17 is a reed switch that opens and closes a contact point by the magnetism of the float 16. Since the float 16 is on the inclined groove 18, the float 16 moves toward the float detection unit 17 when the lid is closed, and conversely, the float 16 is opposite to the float detection unit 17 when the lid is open. Move to the position indicated by the dotted line on the side. The movement of the float 16 changes the influence of magnetism on the float detection unit 17, so that the contact of the float detection unit 17 opens and closes, and the opening and closing of the lid can be detected.
[0016]
The operation in the above configuration will be described. The user operates the reservation key 10 to start reservation rice cooking settings. Then, by operating the hour key 12 and the minute key 11, a reservation time that is a desired cooking time is set. The course key 13 is operated to select a desired rice cooking course. Thereafter, the cooked rice / start key 9 is operated to complete the reserved cooked rice setting.
[0017]
Here, when a signal indicating that the lid is open is input from the float detection unit 17, the control means 5 does not accept the signal even if a signal is input from the rice cooking / start key 9. Cooking rice setting is not completed. And it shifts to the misuse mode etc. for notifying a user that it is a wrong use method.
[0018]
Even in this case, the reserved rice setting contents set at that time are stored in the RAM in the microcomputer. However, the reserved rice cooking settings are stored when the user operates the rice cooking / start key 9 in an attempt to complete the reserved rice cooking settings, and the user intentionally sets the reserved rice cooking settings with the cancel / off key 14. If it is interrupted, it is not memorized.
[0019]
Thus, in this example, even when the rice cooking / start key 9 is not accepted because the lid is not completely closed when the reserved rice cooking setting is completed, the reserved rice cooking such as the reserved time and the rice cooking course set at that time Since the setting contents are stored, the contents can be read again when the reservation rice cooking setting is performed again after the cover is closed, and the initial setting can be made.
[0020]
Thereby, when the user performs the reserved rice cooking setting again, it is only necessary to operate the rice cooking / start key 9 after the operation of the reservation key 10, and the same again, such as setting the reservation time and selecting the rice cooking course again. The troublesomeness of performing the operation can be eliminated, and the operability can be improved.
[0021]
(Example 2)
Since the control means 5 shown in FIG. 1 is in the lid open state when the reserved rice setting is completed, the lid open / close detection means 4 is in the lid closed state even when the reservation rice setting completion signal from the reserved rice setting completion means 2 is not accepted. When it is detected, the reservation cooking rice setting is completed. Other configurations are the same as those of the first embodiment.
[0022]
The operation in the above configuration will be described. The user operates the reservation key 10 to start reservation rice cooking settings. Then, by operating the hour key 12 and the minute key 11, a reservation time that is a desired cooking time is set. The course key 13 is operated to select a desired rice cooking course. Thereafter, the cooked rice / start key 9 is operated to complete the reserved cooked rice setting.
[0023]
Here, when a signal indicating that the lid is open is input from the float detection unit 17, the control means 5 does not accept the signal even if a signal is input from the rice cooking / start key 9. Cooking rice setting is not completed. And it shifts to the misuse mode etc. for notifying a user that it is a wrong use method.
[0024]
Even in this case, the reserved rice setting content set at that time is stored in the RAM in the microcomputer, and when the control means 5 inputs a signal indicating that the lid is closed from the float detection unit 17, The setting of the reserved rice setting is completed based on the reserved rice setting contents stored in the RAM. However, the reserved rice cooking settings are stored when the user operates the rice cooking / start key 9 in an attempt to complete the reserved rice cooking settings, and the user intentionally sets the reserved rice cooking settings with the cancel / off key 14. If it is interrupted, it is not memorized.
[0025]
Thus, in the present embodiment, the lid is closed from the float detection unit 17 even when the rice cooking / start key 9 is not received because the lid is not completely closed when the reserved rice setting is completed. When the signal is inputted, the reserved rice setting is completed based on the reserved rice setting contents such as the reserved time and the rice cooking course stored in the RAM in the microcomputer.
[0026]
Thereby, the user only needs to perform the lid closing operation when setting the reserved rice cooking again, and the trouble of performing the same operation again such as setting the reservation time and selecting the rice cooking course again can be eliminated.
[0027]
(Example 3)
The display means 6 shown in FIG. 1 displays whether or not the reserved rice setting can be completed by an input signal from the lid opening / closing detection means 4 while performing the reserved rice setting. Other configurations are the same as those of the first embodiment.
[0028]
The operation in the above configuration will be described. The user operates the reservation key 10 to start reservation rice cooking settings. Then, by operating the hour key 12 and the minute key 11, a reservation time that is a desired cooking time is set. The course key 13 is operated to select a desired rice cooking course. Thereafter, the cooked rice / start key 9 is operated to complete the reserved cooked rice setting.
[0029]
Here, the control means 5 starts the reserved rice setting with the reservation key 10 and inputs a signal related to the lid open / close state from the float detection unit 17 while the reserved rice setting is being performed, to the liquid crystal display 15. A signal indicating whether or not the reserved rice setting can be completed is output and displayed on the liquid crystal display 15.
[0030]
As described above, in this embodiment, while the user is performing the reserved rice setting such as setting the reservation time and selecting the rice cooking course, the display of the liquid crystal display 15 completes the reserved rice setting for the user. You can tell if you can.
[0031]
As a result, the user does not accept the rice cooking / start key 9 when the reserved rice cooking setting is completed, so the user knows that the lid is open and eliminates the hassle of having to redo the reserved rice setting again, improving operability. Can do.
[0032]
In the present embodiment, the liquid crystal display 15 is used as the display means 6, but this may be a light emitting diode, as long as it can notify the user whether or not the reserved rice setting can be completed.
[0033]
Example 4
When the notification rice 7 shown in FIG. 1 starts the reserved rice setting by the reserved rice setting start means 1 and the lid open / close detection means 4 detects that the lid is open, the notification means 7 notifies that fact. Yes. Other configurations are the same as those of the first embodiment.
[0034]
The operation in the above configuration will be described. The user operates the reservation key 10 to start reservation rice cooking settings. Then, the hour key 12 and the minute key 11 are operated to set a reservation time which is a desired cooking time. The course key 13 is operated to select a desired rice cooking course. Thereafter, the cooked rice / start key 9 is operated to complete the reserved cooked rice setting.
[0035]
Here, when the reservation means rice setting is started by the reservation key 10 and the control means 5 inputs a signal indicating that the lid is open from the float detection unit 17, the control means 5 notifies the buzzer which is the notification means 7. A signal is output and notified by a buzzer.
[0036]
Thus, in this embodiment, if the lid is open when starting the reserved rice setting such as setting the reservation time or selecting the rice cooking course, the reserved rice setting cannot be completed by the buzzer sounding. I can let you know.
[0037]
As a result, the user does not accept the rice cooking / start key 9 when the reserved rice cooking setting is completed, so that the user is aware that the lid is open, and the user does not have to perform the reserved rice cooking setting again, thereby improving operability. Can do.
[0038]
In this embodiment, the buzzer is used as the notification means. However, this may be a liquid crystal display or a light emitting diode, and any configuration can be used as long as it can notify the user that the reserved rice setting cannot be completed.
[0039]
【The invention's effect】
As described above, according to the first aspect of the present invention, the reserved rice setting start means for starting the reserved rice setting, the reserved rice setting completion means for completing the reserved rice setting, and the set reservation contents are stored. Storage means, lid opening / closing detection means for detecting the lid open / closed state, and reservation rice cooking setting completion from the reserved rice cooking setting completion means when detecting that the lid opening / closing detection means is in the lid open state when the reserved rice cooking setting is completed Control means for controlling not to accept the signal, and the storage means stores the reservation contents set at that time even when the control means does not accept the reserved rice setting completion signal. Then, the user can perform the same operation again, and the troublesomeness of redoing the reserved rice setting can be eliminated, and the operability can be improved.
[0040]
Further, according to the invention described in claim 2, the control means detects the lid opening / closing even when the reserved rice setting completion signal from the reserved rice setting completion means is not received because the lid is open when the reserved rice setting is completed. When the means detects the lid closed state, the setting of the reserved rice setting is completed, so that the trouble of the user re-setting the reserved rice setting can be eliminated.
[0041]
According to the invention of claim 3, the display means for performing the display operation is provided, and the display means completes the reserved rice cooking setting by the input signal from the lid opening / closing detection means while performing the reserved rice cooking setting. Since whether or not it is possible is displayed, the user can be informed that the reserved rice cooking setting cannot be completed as it is.
[0042]
Further, according to the invention of claim 4, it is provided with notifying means for performing a notifying operation, and the notifying means is opened by the lid opening / closing detecting means when the reserved rice setting is started by the reserved rice setting starting means. When it is detected that it is, the fact is notified so that the user can be informed that the reserved rice setting cannot be completed as it is.
[Brief description of the drawings]
FIG. 1 is a block diagram of a rice cooker according to a first embodiment of the present invention. FIG. 2 is a front view of the display and operation unit of the rice cooker. Explanation of]
1 reserved rice setting start means 2 reserved rice setting completion means 3 storage means 4 lid open / close detection means 5 control means

Claims (4)

Reserved rice setting start means for starting reserved rice setting, reserved rice setting completion means for completing reserved rice setting, storage means for storing the set reservation contents, and lid open / close detection means for detecting the lid open / close state And a control means for controlling not to accept a reserved rice setting completion signal from the reserved rice setting completion means when detecting that the lid open / close detection means is in an open state when the reserved rice setting is completed, and the storage means Even if the control means does not accept the reserved rice setting completion signal, the rice cooker configured to store the reservation content set at that time. Even if the control means does not accept the reserved rice setting completion signal from the reserved rice setting completion means because the cover rice is open when the reserved rice setting is completed, if the lid open / close detection means detects the lid closed state, the reserved rice setting is set. The rice cooker according to claim 1, wherein the setting is completed. The display means for performing a display operation, wherein the display means displays whether or not the reserved rice setting can be completed by an input signal from the lid opening / closing detection means while performing the reserved rice setting. 2. The rice cooker according to 2. Informing means for performing an informing operation, and the informing means informs of the fact when the lid open / close detecting means detects that the lid is open when the reserved rice setting is started by the reserved rice setting start means. The rice cooker of Claim 1 or 2 which was made to do.

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