JPH02109511A - Fully automatic rice cooker - Google Patents

Abstract

PURPOSE:To dry a rice washing vessel and to prevent a mold from being generated by providing a heater in the rice washing vessel and electrifying the heater after rice is put into a rice cooker. CONSTITUTION:When rice washing is completed in a rice washing vessel 6a, water is supplied and the washed rice and water to be needed for rice cooking is put down into the rice cooker. After that, a heating element 21 in the outer circumference of the vessel 6a is electrified. Since, the bottom plate 6d is half opened, the condition of air ventilation is satisfactory. Then, an air blower 22 is operated. Thus, moisture stuck to the vessel 6a is evaporated and dried. Even the rice cooker to be equipped with either the heating element 21 or air blower 22 is enough effective. Accordingly, the mold is prevented from being generated and it is not necessary to remove the rice washing vessel 6a for washing.

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a fully automatic rice cooking device that automatically performs a series of tasks of measuring stored rice, washing the rice, and cooking the rice.

[Prior Art] FIG. 4 is an overall configuration diagram showing a conventional fully automatic rice cooking device disclosed in, for example, Japanese Patent Laid-Open No. 106720/1983.

In the figure, (1) is the main body, (2) is the rice storage chamber installed in the upper part of the main body (1), (3) is the rice measuring device installed at the bottom of the rice storage chamber (2), ( 4) is a chute arranged at an angle below the rice measuring device (3) to drop the rice; (5) is the main body (1);
), (6) is a rice washing device installed at the bottom of the chute (4) and the water amount control device (5), and (7) is at the bottom of the rice washing device (6). A conveying device is provided.

The rice storage chamber (2) is formed in the shape of a hopper, and the bottom thereof is open. A casing (3a) constituting a rice measuring device (3) is integrally formed at the bottom of the rice storage chamber (2), and a mass (3b) is rotatably stored in the casing (3a). (3b) is a cylindrical body with an open top and bottom, divided into four chambers by radially extending cross-shaped partition walls, and a specified amount of rice is weighed every 1/4 rotation. The mass (3b) is rotated by a motor (3d) via a disk (3c) in contact with its outer periphery. Casing (3a
) is formed with an unopened lower opening having approximately the same shape as the opening shape of the chamber (3b).

When the rice put into the - chamber of the cell (3b) from the rice storage room (2) is aligned with the uninstalled lower opening of the casing (3a) by the rotation of the cell (3b), the rice is placed in the unopened lower opening of the casing (3a). Falling downward through the mouth. The water flow control device (5) includes a water supply pipe (5b) connected to an appropriate water source via a control valve (5a).
), a water supply pipe (5d) is connected to the bottom of the water reception tank (5C), and a control for controlling the amount of water flowing through the water supply pipe (5d) is provided. A valve (5e) is provided. The rice washing device 1 (6) has a cylindrical rice washing container (6a) with an open bottom L, and a stirrer (6b) is arranged inside the rice washing container (6a).

Its upper end is connected to the rotating shaft of a motor (6C).

The bottom opening of the rice washing container (6a) can be opened and closed by the bottom opening (6d), and the opening and closing of the bottom opening (6d) is controlled by the conveying device (
7). The conveying device (7) has a trough-shaped conveying body (7a), and the conveying body (7a) is arranged so that its almost middle part is located directly under the rice washing container (6a), and this middle part is used as a fulcrum. It is attached to a drive device (not shown) so that it moves like a seesaw (swings).

The bottom plate (6d) is pivoted on the outside of the bottom opening of the container (6a) and is always pressed in the opening direction, ie, downward, by the force of a spring. With the detection switch provided, the detection switch (8a)
detects that the carrier (7a) is open, and detects that the detection switch (8b) is closed. (9) is a drainage receptacle installed at the bottom of the main body (1), and is
7a) swings with its right end (7b) facing down, the main body (1
) Discharge outside. (10) is a rice cooker, and the carrier (7a
) is swung so that its left end (7c) is facing down.

The receiver is placed in a position to catch the rice and water flowing down from this left end. The lid (11) of the rice cooker (10) is opened so that rice and water flowing down can enter the rice cooker (10).

At that time, the handle (ll) formed on the top surface of the lid (11)
a) is a lid holding device (12) fixed within the main body (1);
), and the lid (11) is opened in the middle, i.e. 9
It is held open at an angle of less than 0 degrees. (13)
(14) is composed of a microcomputer (hereinafter referred to as microcomputer) and controls the motor (3d) (6c), the control valve (5e), and the lid holding device (12); (14)
is a control display board installed on the top of the main body (1) and connected to the control device (13), which includes a rice measuring switch (14a) that controls rice measurement and a rice cooking switch (14b) that controls rice cooking. ) and a rice washing switch (14c) for controlling rice washing.

Next, the operation of the above device will be explained.

First, open the lid (11) of the rice cooker (10) (if rice is not properly loaded into the rice storage compartment (2)).

The lid is held in the open state by the lid holding device (12), and the rice cooking amount adjustment section and the rice cooking time adjustment section of the control device (13) are set. And selection switches (14a) to (14c)
, and select the extent of the operation you want to perform. Now, when you select the rice cooking switch (14b), the control device (1
3) determines whether the lid (11) is open l1;
If the lid (11) is held, the device enters a standby state until the timer-set operation start time. and.

When the operation start time set by the timer comes, the transport body (7
a) is swung toward the drainage side (the side indicated by the two-dot chain line in Fig. 4).

This allows the bottom opening of the washed rice container (6a) to open on the carrier (7a).
) is closed by the bottoming (6d).

Next, the square (3b) of the measuring device (3) is rotated by a predetermined number of revolutions based on the rice cooking amount set, and the weighed rice is thereby thrown into the rice washing container (6a) through the chute (4). Ru. After that, the control valve (5e) is activated and the container (6
Water is supplied into the rice cooker (a), and at the same time the stirrer (6b) is rotated to wash the rice. At this time, the bottom opening of the rice washing container (6a) and the bottom opening (6d) are not completely sealed, allowing some water to leak out. As a result, the washed rice is drained out of the main body (1) from the drainage receiver (9) through the conveyor (7a) in sequence. Such rice washing is repeated until the sewage turbidity becomes below a predetermined value or a predetermined time elapses, and after the final rice washing, the solenoid valve (5e) is closed and the operation is stopped until the drainage is completed. . Thereafter, the conveyor (7a) is swung so that the left side (7c) is on the lower side, and the bottom of the rice washing container (6a) is opened. And the control valve (5e)
is opened for a predetermined period of time, water is supplied into the container (6a), rice adhering to the container (6a) and the carrier (7a) is washed off, and rice and a corresponding amount of water are added to the rice cooker (10). The 0th order where is trained.

The carrier (7a) is again swung to the drain side, water is supplied for a predetermined period of time, and post-cleaning is performed. The position of the carrier (7a) is detected by detection switches (8a) and (8b),
Precisely controlled by a control device (13). At the same time as the post-washing, the lid holding device (12) is activated to release the lid (11) from being held, and the lid (11) is closed by its own weight. On the other hand, the rice in the rice cooker (10) is in a heaped state, and horizontal vibration is applied to the rice cooker (10) by a vibration table (not shown) installed at the bottom of the rice cooker (10). The rice in the rice cooker (10) is arranged evenly. Thereafter, a standby time is taken to soak the rice in water for a predetermined time, and power is supplied to the rice cooker (10).

The above is the case when the rice cooking switch (14b) is selected, but when the rice measuring switch (14a) is selected, the carrier (7a) is swung toward the rice cooker (10) from the beginning, and as described above. The rice is weighed as follows, the weighed rice passes through the rice washing container (6a), is stored in the rice cooker (IO) via the carrier (7a), and the lid (11) is closed.

Furthermore, when the rice washing switch (14c) is selected, the steps up to the time when power is supplied to the rice cooker (10) are performed in the same manner as when the rice cooking switch (14b) is selected.

[Problem to be solved by the invention] In the conventional fully automatic rice cooker as described above, the rice washing container (6
Since water is supplied to the rice washing container (6a) to wash the rice and put it into the rice cooker (10), moisture remains in the rice washing container (6a) and mold tends to grow. There is a problem in that it must be removed and cleaned.

This invention has been made to solve the above-mentioned problems, and an object of the present invention is to provide an all-white rice cooking device that prevents mold from forming in the rice washing container and eliminates the need to remove and clean the rice washing container. [Means for Solving the Problems] A fully automatic rice cooking device according to the present invention is such that a rice washing container is provided with a heating element, and electricity is applied after rice is put into the rice cooker.

Another aspect of the present invention is that a rice washing container is provided with a blower for blowing air, and is activated after rice is put into a rice cooker.

[Function] In this invention, since a heating element is provided in the rice washing container,
The remaining moisture is dried by heating.

Further, in another aspect of the present invention, air is blown into the rice washing container using a blower, so that residual moisture is dried.

[Example] Figures 1 to 3 are diagrams showing an example of the present invention.
The figure is a longitudinal sectional view of the rice washing container portion, and FIGS. 2 and 3 are flow charts showing the overall operation.

Components similar to those of the conventional device are designated by the same reference numerals, and FIG. 4 is also used in this embodiment.

In Figure 1, (21) is a heating element that is placed around the outer periphery of the rice washing container (6a) and is heated by electricity, and (22) is a heating element that is heated by electricity.
The heating element (21) and the blower (22) are both controlled by the control device (13).

Next, the operation of this embodiment will be explained with reference to FIGS. 2 and 3. The program of this flowchart is stored in a memory (not shown) of a microcomputer that constitutes the control device 1 (13).

In step (31), rice is put into the rice storage chamber (2), and in step (32), the lid (1) of the rice cooker (10) is placed as described above.
1) is held by the lid holding device (12). Step (
Set the rice cooking amount and rice cooking time in step 33).

Next, if the rice cooking switch (14b) is selected in step (34A), the lid switch (14b) is selected in step (35).
(not shown) is on, that is, the lid (11) is open. If the lid (11) is closed, a warning light (not shown) is turned on in step (36), and the lid (11) is opened.
]1) If the lid (11) is closed, proceed to step (37), and after a certain period of time, step (
38), the conveyor (7a) is swung toward the drainage side. The rice is weighed in step (39), the rice is washed and watered in step (40), and steps (40) and (41) are repeated until the turbidity of the waste water becomes less than a predetermined value in step (41).

Note that the end of rice washing may be determined not only based on the turbidity of the sewage but also based on a time limit as shown in step (42). When the rice washing is completed, wait for a certain period of time to pass in step (43), and then move the carrier (7a) to the rice cooker (10) in step (44).
) side, water is supplied in step (45), and the washed rice and necessary rice cooking water are dropped into the rice cooker (10). In step (46), the conveying body (7a) is swung toward the drainage side, and in step (47), water is supplied for post-cleaning, and in step (48) the process is continued until a certain time period expires. Then, in step (49), the lid holding device (12
) is released, and in step (50) the rice cooker (1
The lid (11) of 0) is closed. Then step (
51) to operate the rocking device (not shown) to turn the rice cooker (
10), and after a certain period of time has elapsed in step (52), power is supplied to the rice cooker (10) to cook the rice in step (53).

On the other hand, when step (51) is completed, step (54)
) to bring the carrier (7a) into a half-open state. Now the bottom plate (
6d) is also in a half-open state. In step (55), the heating element (
21). At this time, since the bottom plate (6d) is half-open, the ventilation condition is good. And step (5
Step 5) activates the blower (22). As a result, the moisture adhering to the rice washing container (6a) evaporates and dries.

In step (57), it is determined whether a certain time limit has elapsed, and if the time limit has not elapsed, steps (55) to (57) are performed.
When the 0 time period for repeating has elapsed, the heating element (21) is shut off and the blower (22) is stopped.

Note that when the rice washing switch (14c) is selected in step (34B), the operation is the same as when the rice cooking switch (14b) is selected, and after step (51) is executed.

Perform steps (54) to (57). Also, step (
If the rice measuring switch (14a) is selected in step (58), the conveyor (7a) is set to the rice cooker (10
) side, and the rice is weighed in step (59).

The following steps (46) to (57) are executed.

Although the above embodiment has been described as having both the heating element (21) and the blower (22), it is also sufficiently useful that either one is provided.

[Effects of the Invention] As explained above, in this invention, a heating element is provided in the rice washing container and electricity is applied after rice is put into the rice cooker.
The moisture in the rice washing container is dried, preventing the growth of mold, and eliminating the need to remove and clean the rice washing container.

In another aspect of the present invention, a blower for blowing air is provided in the rice washing container and is activated after rice is put into the rice cooker, so that the same effect as described above can be obtained.

[Brief explanation of the drawing]

Figures 1 to 3 are diagrams showing an embodiment of the fully automatic rice cooking device according to the present invention, in which Figure 1 is a vertical sectional view of the rice washing container portion of Figure 4, and Figures 2 and 3 show the overall operation. FIG. 4 is an overall configuration diagram showing a conventional fully automatic rice cooking device. In the figure, (1) is the main body, (2) is the rice storage chamber, (3) is the rice measuring device, (6a) is the rice washing container, (10) is the rice cooker, (1
3) is a control device, (21) is a heating element, and (22) is a blower.

Claims (2)

[Claims] (1) In an apparatus that is provided with a rice washing container into which the rice stored in the main body is weighed and put into it, and is operated so that the rice washed in the rice washing container is put into a rice cooker and cooked, the rice washing container is A fully automatic rice cooking device characterized in that a heating element is provided which is energized after rice is added to the rice cooker. (2) In an apparatus which is provided with a rice washing container into which the rice stored in the main body is weighed and put into the rice washing container, and which is operated so as to put the washed rice in the rice washing container into a rice cooker and cook the rice, the above-mentioned rice cooker A fully automatic rice cooking device characterized in that the rice cooker is provided with a blower after rice is added to the rice cooker.