JPH0856839A - Rice cooker - Google Patents

Abstract

PURPOSE: To cook rice with good taste and to make a rice cooker lightweight by elevating the pressure in an inner pot. CONSTITUTION: This device is a rice cooking device wherein a rice cooker 2 with an inner pot 8 loaded with a lid 1 of the rice cooker is provided movably in the forward and backward directions to a main body frame 3 and a means for pressing the lid of the rice cooker with a press roller which presses the lid 1 of the rice cooker downward when the rice cooker 2 is pushed in and releases the pressing when it is pulled out is provided.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a rice cooker for cooking rice in a rice cooker.

[0002]

2. Description of the Related Art In the rice cooking operation, the rice cooker is often carried with the lid on, or the rice cooker lid is opened and closed frequently.

[0003]

However, if the rice cooker lid is light in weight, it is easy to carry, but if the rice is cooked to have an unpleasant taste, and if it is heavy, it is difficult for women and girls to carry and the workability is poor.

[0004]

SUMMARY OF THE INVENTION The present invention provides a rice cooker capable of cooking rice with a good taste while reducing the weight of the rice cooker lid, and has taken the following technical means. That is, a rice cooker 2 having a rice cooker lid 1 is provided so as to be movable with respect to the main body frame 3, and when the rice cooker 2 is pushed in, the rice cooker lid 1 is pressed downward and is added when it is pulled out. The rice cooker comprises a rice cooker lid pressing means for releasing pressure.

[0005]

In the rice cooking operation, the rice cooker lid 1 is put on after containing rice and water for cooking rice, and the rice cooker 2 is pushed into a predetermined position of the main body frame 3. Then, the rice cooker lid pressurizing means is the rice cooker lid 1
Is pressed downward. After finishing the rice cooking work, pull out the rice cooker 2. Then, the rice cooker lid pressing means is the rice cooker lid 1
Release the pressure on.

[0006]

[Effect] It can be cooked into delicious rice. Since the rice cooker lid 1 can be made lighter, the rice cooker 2 can be easily transported. Further, the rice cooker lid 1 can be automatically pressurized.

[0007]

Embodiments of the present invention will be described below with reference to the drawings. First, the structure will be described. The rice washing and cooking device 4 is provided with a rice storage 5, a rice washing tank 6, and a rice cooker 2 in this order from the upper side to the lower side of the main body frame 3 and supplied from the rice storage. The rice is washed in the rice washing tank 6 and cooked in the rice cooker 2.

The rice cooker 2 is mounted on a drawer 7 movably provided at the bottom of the main body frame 3, and is equipped with a rice cooker lid 1, an outer pot 9 for accommodating an inner pot 8, and the like. The outer pot 9 is provided with a heating tool (gas, electric heat, etc.) for heating the inner pot 8. The rice cooker lid pressing means includes a motor 10, a spring unit 11, a pressing tool 12, and the like. The pressing tool 12 is an arm whose base is pivotally attached to the main body frame 3 in a vertically rotatable manner.
A pressure roller 14 is provided at the tip of the frame 13. The pressure tools 12 are arranged at both left and right ends of the rice cooker lid 1 when the rice washing and cooking device 4 is viewed from the front. The spring unit 11 has a compression spring 16 installed in a spring case 15 and is detachably attached to a push-pull rod 17 pivotally attached to an intermediate portion of the arm 13. Motor-1
Reference numeral 8 is provided so as to be reversible in the forward and reverse directions and is detachably attached to a motor receiving plate 19 fixed to the main body frame 3.

A motor shaft 20, which is rotated by the drive of the motor 18, extends through the spring case 15 and extends to the inside of the compression spring 16, and has a pressing metal fitting 21 that contacts the upper surface of the compression spring 16. It is attached. Reference numeral 22 is a tension spring having one end attached to the motor receiving plate 19 and the other end attached to the arm 13. A motor stop sensor 23 is detachably attached to the spring case 15 so that the position can be changed. When the push metal fitting 21 moves to reach the position of the sensor 23, the motor 18 is driven. It is a configuration to stop. Therefore, the vertical position of the arm 13 can be adjusted by changing the position of the sensor 23, and the pressure applied to the rice cooker lid 1 by the pressure roller 14 can be changed.

Reference numeral 24 is a lid detection sensor which is detachably attached to the main body frame 3 and is positionally changeable in the front-back and up-down directions.
Is. Next, its operation will be explained.
When each work of washing rice, adjusting water and soaking is performed, rice and water for cooking rice are discharged from the rice washing tank 6 and collected in the inner pot 8 of the rice cooker 2 located below. Continuing, the worker pulls out the drawer 7
To the front side to put the rice cooker pot 1 on the inner pot 8 and then push the drawer base 7 back to its original position. Then, when the rice cooker lid 1 hits the lid detection sensor-24, the lid detection sensor-24 detects that there is a lid and outputs a signal.

Then, the motor 18 is driven by this signal to rotate the motor shaft 20, so that the pushing metal member 21 pushes the compression spring 16 and is directed downward.
Move in the axial direction of. Then, the push fitting 21 is
When the motor stop sensor 23 reaches a certain position, the drive of the motor 18 is stopped. Then, spring case 1
5 and the push-pull rod 17 are moved downward by the compression spring 16, so that the arm 13 pulls the tension spring 22 and rotates downward about the pivot.
Therefore, the pressure roller 14 provided at the tip of the arm 13 also moves downward and presses the rice cooker lid 8 downward.

Next, the worker (in the case of fully automatic operation, by the output signal from the microcomputer) turns on the ignition switch to start the rice cooking work. Cooking is completed when the steaming work is finished after a predetermined time. Then, when the motor 18 reverses,
Since the motor shaft 20 is also rotated in the reverse direction, the push fitting 21 is lifted to loosen the pressure on the compression spring 16. In this connection
Since the tension spring 22 pulls up the arm 13, the spring case 15 and the push-pull rod 17 also move up and return to their original positions. Therefore, the pressure roller 14 moves upward to release the pressure on the rice cooker lid 1.

The operator pulls out the drawer base 7, takes out the inner pot 8 containing the rice, and carries it to the next step.
In this way, the rice cooker lid pressing means can automatically pressurize and release the rice cooker lid 1. Further, since the rice cooker lid 1 can be made lighter in weight, the rice cooker lid 1 itself can be easily moved, and the inner pot 8 accommodating rice and carrying the rice cooker lid 1 can be carried easily. And since the pressure in the inner pot can be increased, it is possible to cook rice with a good taste.

It should be noted that by sensing the lid 1 of the rice cooker, the motor-1
8 is configured to drive and pressurize.
The motor may be driven and positioned at a position for applying pressure. Figure 4 relates to the means for cooking rice by mixing domestic rice and imported rice. The amount of domestic rice after washing and the amount of water suitable for the amount of domestic water and the amount of water suitable for the amount of imported rice are adjusted to adjust the water for cooking rice. Discharge to the inner pot 8. Separately, the imported rice that has been soaked for a long time and drained is supplied to the inner pot 8. Then, the rice cooker lid 1 is covered on the inner pot 8 to perform the rice cooking operation. This makes it possible to make the rice cooking times of different kinds of rice having different immersion times substantially the same, and prevent deterioration of the taste.

FIG. 5 relates to a washing device 25 for the pot (inner pot) after the rice is taken out, and is a case enclosing the periphery.
A holder having an angle of about 45 degrees on the mounting plate 27 of the spacer 28
The case 26 is detachably attached. Then, the opening side of the inner pot 8 is fitted into the holder case 26. Reference numeral 29 denotes a water guide tube which is detachably attached to a tip end portion of a rotating shaft 30 which is rotatably supported. Case
The nozzles 31 are provided at a length close to the corner portion of the bottom wall of the inner pot 8 set in the nozzle 26 and are arranged at predetermined intervals in the axial direction.
Is provided.

The rotary shaft 30 has a hollow shape and communicates with the water guide tube 29, and the base of the motor is a motor 32 mounted on a motor mounting plate 31 mounted on the mounting plate 27.
The gear 35 that meshes with the gear 34 fixed to the rotary shaft 33 is fixed. Reference numeral 36 is a water supply pipe having a switching valve 37, which communicates with the rotary shaft 30. A heating unit 38 is connected to the switching valve 37 and the water supply pipe 36 on the rotating shaft side. Reference numeral 39 is a drain pipe that communicates with a drain funnel 40 formed at the lower end of the mounting plate 27. The front wall of the case 28 is opened and closed by an opening / closing lid 41.

The operation of the cleaning device 25 having the configuration shown in FIG. 5 will be described. First, the opening / closing lid 41 is opened and the inner pot 8 is held by the holder.
Fit in the case 26. Then, after closing the opening / closing lid 41, the motor 32 is driven and water is fed into the water supply pipe 36. Then, the gear 35 that meshes with the gear 34 rotates, so that the rotating shaft 30 and the water guide tube 29 rotate in the same direction.
Then, the water that has passed through the switching valve 37, the water supply pipe 36, the rotary shaft 30, and the water guide pipe 29 is sprayed from the nozzle 31 toward the inner wall of the inner pot 8 to wash the inner wall and wash the attached rice. The dirty water and rice are discharged from the holder case 26 to a predetermined place through the discharge funnel 40 and the drain pipe 39.

When the main cleaning or the rice or stick is difficult to drop, the switching valve 37 is switched to feed water into the heating unit 38. Then, the hot water heated to about 60 ° C. by the heating unit 38 is ejected from the nozzle 31 through the water supply pipe or the like, so that the cleaning and dropping effect can be enhanced. Then, when the washing is completed, the opening / closing lid 41 may be opened and the inner pot 8 may be taken out. At this time, the motor 32 and the water supply are stopped.

[Brief description of drawings]

FIG. 1 is a side view of a rice washing and cooking device.

FIG. 2 is a front view of a rice washing and cooking device.

FIG. 3 is a flow chart of work.

FIG. 4 is a cross-sectional view of the inner pot that supplied domestic rice and imported rice.

FIG. 5 is a side sectional view of the pot cleaning device.

[Explanation of symbols]

 1 Rice cooker lid 2 Rice cooker 3 Main frame

Claims (1)

[Claims] 1. A rice cooker 2 having a rice cooker lid 1 is provided movably with respect to a main body frame 3, and when the rice cooker 2 is pushed in, the rice cooker lid 1 is pressed downward and pulled out. A rice cooker comprising a rice cooker lid pressing means that sometimes releases pressure.