JPH08164063A - Rice cooking unit - Google Patents

Abstract

PURPOSE: To effectively prevent intrusion of insects, dirt, etc. into a rice washing tank moved from a position right under a rice stocking tank in a rice cooking unit so as to make the rice washing tank to wash rice supplied downward from a rice stocking tank and to feed the rice downward to a rice cooker laterally movable from a position right under the rice stocking tank and contriving to increase the cooking quantity by setting a plurality of rice cookers in the moving direction. CONSTITUTION: Shutters 33 and 34 are constructed to open and close feeding holes 31 and 32 to feed rice and water to a rice washing tank 4. The shutters 33 and 34 are opened when the rice washing tank is in a position right under a rice stocking tank and closed when moved from the position right under the rice stocking tank.

Description

Detailed Description of the Invention

[0001]

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

[0002]

2. Description of the Related Art Conventionally, below a rice storage tank, a rice washing tank for dropping and supplying the measured rice from this rice storage tank and supplying water to wash the rice is provided, and a rice cooker provided under the rice washing tank. To
There is a rice-cooking device that cooks rice by adding water to the washed rice and dropping it to supply rice. This type of rice-cooking device allows the rice-washing tank to be moved laterally from the position directly below the rice-storing tank, and also multiple rice cookers. There is one that is arranged in the moving direction of the rice washing tank to improve the rice cooking treatment capacity.

[0003]

In the above-mentioned conventional apparatus, the rice and water supply ports to the rice washing tank must be open at the position directly below the rice storage tank. In this case, there is a risk that insects, dust, etc. may enter the rice washing tank through the supply port at the position laterally moved from the position directly below the rice storage tank.

In view of the above problems, it is an object of the present invention to prevent the invasion of insects, dust, etc. into a horizontally movable rice washing tank.

[0005]

[Means for Solving the Problems] Technical means taken by the present invention to achieve the above-mentioned object are as follows: The rice measured from the rice storage tank 3 is dropped and supplied under the rice storage tank 3. A rice-cooking device comprising a rice-washing tank 4 for supplying rice to wash rice, and a rice-cooker 5 for supplying cooked rice to cook rice under the rice-washing tank 4; In the case where a plurality of rice cookers 5 are arranged in the moving direction of the rice washing tank 4, the rice and water supply ports 31 and 32 to the rice washing tank 4 are opened and closed while being movable laterally from directly below Shutters 33 and 34 are provided, and the shutters 33 and 34 are opened when the rice washing tank 4 is located directly below the rice storage tank 3, and closed when moved from a position directly below the rice storage tank 3. .

[0006]

When the rice washing tank 4 is located right below the rice storage tank 3, the shutters 33 and 34 are opened, and the rice storage tank 3 is opened.
The rice weighed from is dropped and supplied, and water is supplied to wash the rice. The washed rice is dropped and supplied to the rice cooker 5 to be cooked. The rice washing tank 4 is moved laterally from a position directly below the rice storage tank 3 and supplied to the rice cooker 5 at this moving position. In this case, the shutters 33 and 34 are closed to prevent insects, dust, etc. from entering the rice washing tank 4.

[0007]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 3 shows a front view of the automatic rice cooker 1, and FIG. 4 shows a side view of the rice cooker 1. In these drawings, a rice storage tank 3 is provided on the upper right side of the main frame 2, and this rice storage tank is provided. Three
A rice washing tank 4 is provided on the lower side, and a rice cooker 5 is provided on the lower side of the rice washing tank 4.

A rice storage tank 6 is provided on the lower right side of the rice storage tank 3, and rice is sucked up from the rice storage tank 6 by suction means 7 to be supplied to the rice storage tank 3. The rice washing tank 4 is supported by guide rails 9 arranged in the horizontal direction in the upper and lower middle portions of the main frame 2 so as to be movable in the horizontal direction, and a plurality of rice cookers 5 (four in this embodiment) are provided. Are arranged in the left-right direction, and are mounted on a pedestal 8 that can be pulled out forward.

It should be noted that the rice cooker 6 is for business use and has a large maximum amount of rice cooked, such as 2 and 4 boxes, and is inserted into and removed from the upper and lower outer pots. An inner pot 10 having an opening shape is provided, and a gas stove (which may be electric) is provided at the bottom. Further, the upper end opening of each inner pot 10 is openably and closably closed by a lid 12 which can be raised and lowered by an operation lever or the like, and the lid 12 is provided with a through hole for rice supply which can be opened and closed by a shutter. ing.

In the automatic rice cooker 1, when the operation start switch is pushed, the rice in the rice storage tank 3 is weighed to a set amount and dropped into the rice washing tank 4 to be supplied to the rice washing tank 4. Then, the rice is washed, the colander is raised, the water is adjusted, and the like. Then, the rice that has been water-adjusted is discharged from the discharge port at the lower end of the rice washing tank 4 into the rice cooker 5 through the through hole of the lid 12. Kettle 1
It is supplied by dropping into 0, then the through hole is closed and rice is cooked.

As shown in FIG. 5 to FIG. 7, the guide rail 9 for supporting and guiding the rice washing tank 4 is formed in a substantially C-shape with its side cross section open forward, and the guide rail 9 is left and right on the back side. It is supported and fixed to the pillar members 11 arranged at intervals in the direction. A moving frame 13 is arranged on the back side of the rice washing tank 4 and fixed to the rice washing tank 4. On the rear side of the moving frame 13, a pair of left and right upper support rollers 14 rolling on the upper surface of the guide rail 9 are provided on the upper side, and on the lower side, the front surface of the plate member 15 fixed to the lower front side of the column member 11 is provided. There is provided a pair of left and right lower support rollers 16 that roll around. Further, the plate 1 to be inserted into the guide rail 9 is provided at an intermediate portion on the rear side of the moving frame 13.
7 are fixed, and a pair of upper and lower intermediate support rollers 1 which roll on the back surface of the front wall of the guide rail 9 via mounting members 18 on both left and right sides inside the guide rail 9 of the plate 17.
9 is provided, and each of the support rollers 14, 16, 1 is provided.
The rice washing tank 4 is supported by 9 so as to be movable in the left and right directions. Further, the flange portion 20a of the nut body 20 arranged in the guide rail 9 is fixed to the plate 17,
The nut body 20 is screwed into a screw shaft 21 arranged in the guide rail 9 in the left-right direction, and the screw shaft 21 is mounted on the right end portion of the guide rail 9 by a motor 22 which is fixed and can rotate in the forward and reverse directions. Driven around. Therefore, by rotating the screw shaft 21 around the axis, the nut body 20 is screwed in and out, and the rice washing tank 4 is moved in the left-right direction along the guide rail 9.

As shown in FIG. 1 and FIG. 2, the rice washing tank 4 is fixed to the lower surface of a tank frame 23 which is a laterally arranged plate body, and the tank frame 23 is formed with a pair of left and right openings 24. . Further, above the tank frame 23, a case 25 accommodating a motor 26 for driving a stirring member in the rice washing tank 4 and a drive device for an on-off valve for opening and closing the discharge port at the lower end of the rice washing tank 4 is arranged, The case 25 has a left end side rotatably mounted around a front and rear axis by a hinge 27, and a right end side fixed to the tank frame 23 by a screw 28.

Therefore, by loosening the screw 28, the case 2
By releasing the fixing on the right end side of the case 5,
Can be rotated upward about the rotation axis of the hinge 27, whereby the upper side of the rice washing tank 4 can be opened at the position where the rice washing tank 4 is moved from the position directly below the rice storage tank 3. The maintenance and cleaning of the rice washing tank 4 can be easily performed.

A seal member 47, which contacts the upper surface of the tank frame 23, is provided on the lower surface of the case 25 along the outer peripheral edge of the tank frame 23. Prevents insects from entering. The case 25 is not fixed by the screw 28, but for example, a hook portion is provided on the case 25, and a hooking member that is operated by a lever and is hooked on the hook portion so as to be detachably engaged is provided on the tank frame 23 with one touch. It is good to be able to fix and release to.

In the case 25, the tank frame 2
Located above the opening 24 of No. 3 and the rice guiding chute 29
And two water supply pipes 30 are provided, and the chute 2
9 is formed from a plate material in a square tube shape, and the upper wall 2 of the case 25 is formed.
5a is attached and fixed to the lower surface, each water supply pipe 30 is attached and fixed to a partition wall in the case 25, and rice and water supply ports 31 and 32 corresponding to the chute 29 and the water supply pipe 30 are formed in the case upper wall 25a. Has been done.

Seal packings 48a and 48b are provided around the lower portions of the chute 29 and the water supply pipe 30 to prevent moisture from entering the case 25 from the rice washing tank 4. Each of the supply ports 31 and 32 is configured to be openably and closably closed by shutters 33 and 34 arranged on the lower surface side of the upper wall 25a of the case 25. These shutters 3
A shutter 33 for opening and closing the rice supply port 31 is attached to an upper end portion of the chute 29 by a hinge 35 so as to be vertically swingable around a front-rear axis and a twist provided on the hinge 35. The supply port 31 is biased upward by a biasing means such as a coil spring (not shown) and closes the supply port 31 from the lower side.

Further, the shutter 34 for opening and closing the water supply port 32 is provided with a vertical support shaft 36 for supporting the case upper wall 25.
It is rotatably attached to a, and when it rotates around the support shaft 36, it slides in the horizontal direction to open and close the supply port 32. A motor 37 for driving the shutter is arranged at the left rear part in the case 25.
The output shaft 38 of 7 is rotated forward and backward around the front-rear axis, the center of the disc 39 is fixed to the output shaft 38, and one end of the link 40 is arranged around the front-rear axis on the outer peripheral side of the disc 39. In addition to being rotatably pivotally attached, one end side of the interlocking rod 42 is pivotally attached to the pivotally attaching portion 41 via a ball joint 43.

Between the link 40 and the shutter 33,
A crank member 44 is provided, and a central portion of the crank member 44 is rotatably supported by the case upper wall 25a about a front-rear axis, and one end side of the crank member 44 is locked to the other end side of the link 40. The other end of the member 44 is engaged with the upper surface of the shutter 33. The other end of the interlocking rod 42 is pivotally attached to a bracket 45 fixed to the lower surface of the shutter 34 via a ball joint 46.

Therefore, as shown by the solid lines in FIGS. 1 and 2, the motor 37 is actuated from the state where the shutters 33 and 34 close the supply ports 31 and 32, and the disc 39 is closed.
Is rotated in the direction of arrow A, the link 40 is pulled to the left and the crank member 44 rotates about the front-rear axis in the central portion.
The shutter 33 is pushed down, so that the rice supply port 3
1 is released.

On the other hand, when the disc 39 rotates in the direction of arrow A, the interlocking rod 42 is pulled in the direction of arrow B, whereby the shutter 34 slides around the support shaft 36 in the direction of arrow C, and the water drops. The supply port 32 of is opened. Then, by reversing the motor 37,
The shutter 33 is closed by the urging force of the spring, and the rod 42 is pushed in the direction of the arrow B, so that the shutter 3 is closed.
4 is designed to be closed.

The shutters 33, 34 are used for washing rice 4
Is located directly below the rice storage tank 4, the supply ports 31, 32
To close the supply ports 31 and 32 when the rice washing tank 4 is in a position moved from a position directly below the rice storage tank 4,
It is configured to be automatically operated by a detection signal of the position detection sensor. As indicated by the phantom line in FIG. 1, when the rice washing tank 4 is located directly below the rice storage tank 4 in the lower portion of the rice storage tank 3, the rice in the hopper 49 is located above the chute 29. Measuring device 50 for measuring and dropping
This meter 50 is a hollow drum type that rotates in one direction by a motor, and a spiral cutout is formed in this drum 51, and the amount of rice is determined by the number of rotations while keeping the internal volume constant. It is divided and dropped downward,
It is of a pulse counting type which is controlled by a preset value pulse signal of a counter which is preset by a fixed quantity dial.

A shutter 53 for opening and closing the outlet 52 is pivotally supported by a hinge 54 on the lower end side of the weighing device 50 so as to be vertically swingable. The shutter 53 is a torsion coil spring or a tension spring provided on the hinge 54. The discharge port 52 is closed from below by being urged upward by the urging means. Further, a cam 55 is provided on the drum 51, and the cam 55 is rotated by the rotation of the drum 51 to cause the swing arm 5 to move.
By swinging 6 downward, the swing arm 56 pushes the shutter 53 downward to open the discharge port 52.

The rice washing tank 4 may be moved from the position directly below the rice storage tank 3 to the left and right sides, or may be moved in the front-rear direction.

[0024]

EFFECTS OF THE INVENTION According to the present invention, a rice washing tank 4 is provided below the rice storage tank 3 for dropping and weighing the measured rice from the rice storage tank 3 and supplying water to wash the rice. A rice cooker having a rice cooker 5 for supplying washed rice to cook rice below 4, which allows the rice wash tank 4 to move laterally from a position directly below the rice storage tank 3 Of the rice cooker 5 arranged in the moving direction of the rice washing tank 4, shutters 33, 34 for opening and closing the rice and water supply ports 31, 32 to the rice washing tank 4 are provided, and the shutters 33, 34 are used for washing rice. The rice washing tank 4 is opened when it is located directly below the rice storage tank 3 and closed when it is moved from a position directly below the rice storage tank 3, so that the rice washing tank 4 can be moved from a position directly below the rice storage tank 3. At the same time, a plurality of rice cookers 5 are provided in the moving direction to improve the rice cooking processing capacity. Definitive those were insects into rice washing bath 4 of the mobile position, the entry of dust or the like can be prevented.

[Brief description of drawings]

FIG. 1 is a front sectional view of a main part.

FIG. 2 is a plan view of a main part.

FIG. 3 is an overall front view of the rice cooker.

FIG. 4 is an overall side view of the rice cooking device.

FIG. 5 is a side sectional view of a rice rinsing tank moving device.

FIG. 6 is a plan cross-sectional view of a rice washing tank moving device.

FIG. 7 is a rear cross-sectional view of the rice washing tank moving device.

[Explanation of symbols]

 3 Rice Storage Tank 4 Rice Washing Tank 5 Rice Cooker 31 Supply Port 32 Supply Port 33 Shutter 34 Shutter

Claims (1)

[Claims] 1. A rice washing tank (4) is provided below the rice storage tank (3) for dropping and weighing the measured rice from the rice storage tank (3) and for supplying water to wash the rice. A rice cooker having a rice cooker (5) for supplying washed rice to cook rice below (4), wherein the rice washing tank (4) is laterally arranged from a position directly below the rice storage tank (3). While making it movable,
When a plurality of rice cookers (5) are arranged in the moving direction of the rice washing tank (4), rice and water supply ports (31), (3) to the rice washing tank (4) are provided.
Provided with shutters (33) and (34) for opening and closing 2),
The shutters (33) and (34) are opened when the rice washing tank (4) is located directly below the rice storage tank (3) and closed when moved from a position directly below the rice storage tank (3). Rice cooker characterized by that.