JPS61106122A - Automatic weighing rice washing and cooking apparatus - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

DETAILED DESCRIPTION OF THE INVENTION [Technical Field] The present invention relates to an automatic measuring rice cooking device that automatically stores, weighs, washes, and cooks raw materials such as rice.

[Background technology]

Conventionally, when cooking rice, the pretreatment of storing raw materials, measuring, washing rice, and cooking rice has been performed using separate devices, which often requires a lot of labor. In response, an automatic rice-washing type steam rice-cooking device has been developed, which performs storage of raw materials, measuring and washing rice, adjusting water level, and cooking rice all in one device. Such devices have the advantage of being able to efficiently cook a large amount of rice, being fully automated, and requiring less installation space; however, in order to control different types of tasks, It is complicated in terms of design and must be quite expensive.

In view of the above, the applicant of the present application has developed a relatively simple automatic measuring rice washing device,
A patent application was filed as 6. This automatic measuring rice washing device consists of a hopper-shaped raw material storage section, a measuring section installed at the bottom of the raw material storage section that measures and classifies the raw materials in the required amount, and a metering section installed at the bottom of the measuring section that washes rice for the raw materials that have been sorted into categories. This is an automatic metering rice washing device that is equipped with a rice washing section having a horizontally rotating stirring blade that rotates, and a rice cooker installation stand located below the rice washing section. established,
A hatch is provided at the bottom of the rice washing section that allows only water to pass through, and after discharging the washed rice, the hatch is opened to take out the washed raw material.
It is characterized in that the measured rice cooking water from the water supply tank can be taken out through the rice washer at the same time, and by separating the rice washing equipment and the rice cooking equipment, It has a simple structure and has the feature that multiple rice cooking devices can be used simultaneously for one measuring rice washing device.

However, when this device is used in a narrow space, the VJ separation between the rice washing device and the rice cooking device is not necessarily an advantage, and there is a desire for a device that combines these devices, has a simple structure, and is easy to operate.

[Purpose of the invention]

The present invention has been made in response to the above-mentioned needs, and its purpose is to provide an automatic measuring and washing rice cooking device that does not take up much space and is easy to operate.

[Summary of the invention]

A brief summary of the typical inventions disclosed in this application is as follows: A hopper-shaped raw material storage tank, and a material provided at the bottom of the raw material storage tank for measuring the necessary amount of raw material. A rice washing tank that is directly connected to the bottom of the measuring machine, has a water supply pipe and horizontally rotating stirring blades in the tank, and an opening/closing hatch at the bottom, and a frame-shaped saucer directly below the rice washing tank. In an automatic metering washing rice cooking device equipped with a rice cooker installed through the rice washing tank, a water supply pipe is installed inside the rice washing tank to supply a jet water flow, and the stirring blade is rotatably driven in a direction opposite to the water flow. The individual stirring blades have left-facing blades and right-facing blades alternately along the rotation direction, and a large number of leakage pores are provided at the side hem of the rice washing tank that spread from the inside of the tank to the outside of the tank. By doing so, the ingredients flowing in the water stream in the rice washing tank are evenly stirred, and even when the water is drained, the rice is stirred, allowing you to cook rice with the desired amount of water.

〔Example〕

1 to 7 show one embodiment of the present invention, in which FIG. 1 is an overall front view of an automatic measuring rice washing rice cooking device, and FIG.
The figure is a partial sectional view of the interlateral side.

1 is a handle 1 of a lid part that can be disclosed, and 1 is a raw material (rice) storage tank surrounded by a panel, and the lower part also serves as a hopper 3. 4 is a measuring device directly connected to the hopper 3, which moves a cylinder between the upper and lower partitions by rotating a motor or the like (not shown) to weigh and divide the required amount of raw material from the storage tank, and transfers it to the rice washing tank 6 through the funnel 5. Send.

The rice washing tank 6 has a stirring blade 7 which is horizontally rotated around a shaft 13 by a motor M. A ring-shaped small water tray 8 is fixed to the upper part of the stirring blade 7. As shown in FIG. 3, the small water tray has a small through hole 22 opened in the direction from the arm 14a of the stirring blade 7 to the arm 14.
2, water is dropped during overhaul to wash away rice grains on the surface of each stirring blade 7. 23 is provided on one side of the small water tray 8 at the time of overhaul, and also rotates at the same time as the stirring blade 7 at the time of overhaul.
It is designed to wash away rice grains that have adhered to the inner wall surface.

An opening/closing hatch 9 is provided at the bottom of the rice washing tank 6.

This opening/closing hatch is integrated with a handle 10 and slides back and forth by pulling out the handle to open and close the bottom of the rice washing tank. 11a to lid are water supply pipes. Among these, the water supply pipe 11a is a main pipe connected to a water pipe, and is branched into a water pipe 11b and a water pipe 11c via a valve (faucet). The water pipe 11b further divides into two, enters the bottom of the rice washing tank 6, and rotates toward its end (arrow A).
It is installed to emit a jet of water in the opposite direction (arrow B). The water pipe 11c is connected to the bottom of a water supply tank 12 for adjusting water level. This water supply tank 12 has a built-in electrode for detecting water level setting, and is designed to drop a specified amount of water required for rice cooking onto the small water tray 8 of the rice washing tank 6 via the water supply amount lid. As shown in FIG. 3, a plurality of stirring blades 7 are planted in each of four arms 14a to 14d extending horizontally with respect to the vertical rotating shaft 13, and the blades of adjacent arms are oriented to the right. They are facing left and opposite to each other.

By arranging the directions of the blades in opposite directions in this way, the stirring blades are oriented in one direction (arrow A), as shown in Figure 4.
When rotating, the raw materials in the rice washing tank are mixed so as to move in the centrifugal direction (arrow C) by the blades of one arm, and at the same time, the raw materials are moved in the centripetal direction (arrow C) by the blades of the adjacent arm.
are mixed moving in the direction of arrow D).

As shown in FIG. 6, the side surface of the rice washing tank 6 is provided with a horizontally elongated water leakage hole 15a for overhauling on the upper side and a large number of round water leakage holes 15b on the maintenance side. Leakage pore 15b
is for draining water, and is formed in a tapered shape that widens from the inner surface of the tank toward the outer surface of the tank, as shown in FIGS. 7 and 8.

16 is a large frame-shaped water tray installed below the rice washing tank.
As shown in Fig. 5, it has a square window frame 17 in its center, and the lower part of the opening/closing hatch 9 at the bottom of the rice washing tank is in contact with the top of this window frame 17, so as to close the window frame 17. There is. The water received around the hole flows down along the bottom swash plate 18 and drains into the drain pipe 1.
It is discharged after 9.

A rice cooker 20 is installed directly below the hole in the small water tray. The rice cooker 20 uses, for example, a gas rice cooker, and is installed on a pedestal 21 that can be partially pulled out to the front.

Portions 20' and 21' indicated by broken lines in FIG. 2 show a state in which the rice cooker is partially pulled out along with the pedestal. Next, aspects of automatic measuring, rice washing, and rice cooking using the apparatus of the present invention will be explained.

(1) Put enough rice into the storage tank from the rice input port.

(2) Using the measuring switch, the required amount of raw materials set in advance is measured and divided into the rice washing tank by the measuring section.

(3) Press the start switch of the rice washing tank to introduce water from the water supply pipe and wash the rice with jet water. At this time, the water supply amount valve is automatically operated using a solenoid valve.

First, the rice is washed by turning the stirring blade while supplying water into the tank through the water pipe 11b, then the water supply is stopped and the rice is washed with the stirring blade while the water is drained, and this process is repeated several times alternately.

(4) After washing the rice, turning off the water supply and draining the water thoroughly,
Make sure the lid of the rice cooker is open, open the hatch at the bottom of the rice washing tank, and drop the washed raw material (rice) into the pan of the rice cooker.

(5) Drop a specified amount of water into the rice cooker from the water supply tank 12 for adjusting water level through the water supply pipe 11d and through the rice washing tank 6. As described above, the water from this water supply tank passes through the small water tray, washes off the rice grains adhering to the stirring blades and the inner wall of the rice washing tank, and drops them all into the rice cooker.

(6) Close the lid of the rice cooker and start cooking with gas.

(7) After the rice is cooked, pull out the rice cooker and take out the pot containing the cooked rice.

〔Effect of the invention〕

According to the configuration described in the embodiments above, the following effects can be obtained.

(1) Measuring, washing rice, and cooking rice can be done all at once, making the work extremely efficient.

(2) Since the raw material storage, measuring, rice washing, and rice cooking devices are installed in the direction of the rice cooker, it is structurally simple and does not take up much space.

(3) Since the opening/closing hatch 9 has a simple structure in which the bottom cover of the rice washing tank and the cover of the hole in the small saucer are integrally formed, the opening/closing hatch 9 can be opened and closed in one motion.

(4) The stirring blades are installed alternately in opposite directions in the rice washing tank, so that the raw materials in the tank can be mixed in the centrifugal and centripetal directions at the same time, and the rice can be washed uniformly.

(5) By providing 'l+-i water pores at the bottom of the rice washing tank, raw materials can be stirred with a reduced amount of water while supplying water into the tank.

(6) Since the water leakage pores are formed so as to spread from the inside to the outside, there is no possibility of the holes being clogged by rice grains.

(7) While rice is being cooked, rice can be weighed and washed for the next batch of rice, and rice can be efficiently and continuously cooked with one device.

(8) By adding an automatic control system using IC, it is possible to create a completely automatic measuring/washing/cooking device.

[Brief explanation of drawings]

Each drawing shows an embodiment of the automatic measuring and washing rice cooking device according to the present invention, in which FIG. 1 is an overall front view with a portion cut away, and FIG. 2 is an overall sectional side view. FIG. 3 is a slope view of the stirring blade, and FIG. 4 is a plan view showing the operation of the stirring blade in the rice washing tank. FIG. 5 is a slope view of the small water tray. FIG. 6 is a front view showing the position of the water leak hole in the rice washing tank, and FIG. 7 is an enlarged front view of the water leak hole portion. FIG. 8 is a sectional view taken along line XX in FIG. 7. 1: Lid handle, 2: Raw material storage tank, 3: Honova - 4: Measuring instrument, 5: Funnel, 6: Rice washing tank 7: Stirring blade, 8: Small water saucer, 9: Opening/closing hatch, lO: Handle, 11: Water supply pipe,
12: Water tank, 13: Co-rotating shaft, 14: Arm, 15
: Water leakage pore, 16: Water tray, 17: Window frame, 18: Swash plate,
19: Drainage, 20: Rice cooker, 21: Pedestal, 22: Small through hole, 23: Overhaul.

Claims (1)

[Scope of Claims] 1. A hopper-shaped raw material storage tank, a measuring device provided at the bottom of the raw material storage tank for measuring and dividing the required amount of raw materials, and a horizontally rotating agitator directly connected to the bottom of the measuring device. An automatic measuring and washing rice cooking device comprising: a rice washing tank having wings and an opening/closing hatch provided at the bottom; and a rice cooker installed below the rice washing tank via a frame-shaped water tray; A water supply pipe is attached to the tank to supply a jet water flow inside, and the stirring blades are driven to rotate in the direction opposite to the water flow, and each stirring blade alternately moves the raw materials in the rice washing tank in a centrifugal direction and a centripetal direction. An automatic measuring and washing rice cooking device characterized in that the rice washing tank is oriented in a mixing direction and that a large number of water leakage holes are provided at the bottom of the rice washing tank. 2. The automatic measuring and washing rice cooking device according to claim 1, wherein the water leakage pores in the hem of the rice washing tank widen from the inside of the tank wall toward the outside. 3. The automatic measuring rice cooking device according to claim 1 or 2, wherein the opening/closing hatch is formed integrally with the lid of the frame-shaped water tray and opens and closes in one action.