JPH0811089B2 - Steamed rice cooker for cereals - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a steaming and cooking device for cereals, which heats the cereals with high temperature steam to cook the rice.

[0002]

2. Description of the Related Art In Japanese Examined Patent Publication No. 31-2093, a single conveyer is provided in the rice cooker main body and a partition plate 6 is used to form a conveyor.
A compartmentalized means is disclosed.

[0003]

However, although the boiling chamber in the above means is designed to have its central portion raised so as to naturally flow down to both sides, water drops frequently occur and easily fall. Therefore, the hot water temperature is likely to change and the quality of rice is difficult to stabilize.

[0004]

SUMMARY OF THE INVENTION The present invention provides a grain steaming and cooking device in which hot water temperature is easily stabilized, and the following technical means have been taken. That is, a dipping device 5 provided with a primary steaming device 2 for heating a grain that has been dipped in advance, a dipping tank 3 that stores high-temperature water for dipping a heated grain, and a transport device 4 for transporting this grain, The frame 1 is provided with a secondary steaming device 6 for heating the grains transported by the transport device 4, and an upper cover for covering the dipping device 5 is provided above the ascending slope 30 of the dipping tank 3. The steam-cooking rice cooking device for grains is provided with a steam outlet 28.

[0005]

The grains that have been dipped in advance are heated by the primary steaming device 2 and supplied to the dipping tank 3. Then, the grain is immersed in the high-temperature water stored in the immersion tank 3 and the conveying device 5
Is conveyed to the secondary steaming device side. Thereafter, the grains dropped from the end of the immersion tank 3 are heated by the secondary steaming device 6. Then, the vapor reaching the upper portion of the space formed by the cover surrounding the dipping device 5 is exhausted from the vapor outlet 28.

[0006]

[Effect] The grain pushing plate 21 reduces the amount of water droplets falling on the grain moving along the ascending slope 30 of the dipping tank 3, so that high quality rice can be cooked.

[0007]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described with reference to the drawings.
The frame 1 is constructed by framing square timbers, flat plates and the like. On the upper part of the frame 1, a primary steaming device 2 and cereals that have been exposed to high temperature steam by the primary steaming device 2 are placed. Conveyor 11 that can be conveyed in the direction of arrow a, and this conveyor 1
1. A dipping device 5 having a dipping tank 3 capable of accommodating the grains conveyed in 1 and a conveying device 4 capable of conveying the grains in a direction opposite to the primary steaming device 2,
A secondary steaming device 6 capable of exposing the grain subjected to the immersion treatment by the immersion device 5 to high-temperature steam is provided. In addition, the primary steaming device 2 is provided with a supply port 13 capable of supplying pre-soaked grains at the upper end, and can perform a switching operation of discharging and stopping the grains at the lower end (automatic may be used. ) A storage tank 12 having a shutter 14 is provided, and a steam supply pipe 10 which is provided at an intermediate portion of the storage tank 12 and can supply high-temperature steam to the stored grains.

The dipping tank 3 of the dipping device 5 has an upper portion formed by left and right side walls 15 (one of which is not shown) and a bottom wall 16 having an ascending slope 30 and the left and right side walls. A heat insulation tank 17 capable of storing high-temperature water is also provided on the lateral side of each of the parts 15. The heat-retaining tank 17 and the immersion tank 3 communicate with each other through a communication hole 18 (one of which is not shown) provided at the upper part of the left and right sides 15, and grains pass near the communication hole 18. A net 19 having a large number of holes that cannot be covered is provided. Moreover, a steam chamber 20 capable of supplying high-temperature steam is provided on the outer surface of the bottom wall 16 of the immersion tank 3 to prevent the temperature of the high temperature water stored in the immersion tank 3 from decreasing. There is. In addition, the transport device 4 includes a rotatably provided endless belt 22.
And the grain pressing plates 21 provided at predetermined intervals on the endless belt 22. When the grain pressing plate 21 moves into the immersion tank 3, both left and right end surfaces are close to the side wall 15 of the immersion tank 3. And the bottom surface is the bottom wall 1 of the immersion tank 3.
It is provided so as to be close to the inner surface of 6. In addition, the secondary steaming device 6 has a large number of holes such that cereals do not drop, and
An endless belt 22 rotatably provided and a steam chamber 23 provided in a space between the upper and lower belts of the endless belt 22 are provided. The endless belt 22 has a transport start end portion close to the dipping device 5 and a transport end portion located on the opposite side of the dipping device 5. Therefore, the grains discharged to the outside of the dipping device 5 by the transport device 4 are inherited by the succeeding endless belt 22 and transported toward the discharge side. It is constructed so that the high-temperature steam sent through the holes can be exposed.
A crusher 24 is capable of fluffingly stacking the grains conveyed by the endless belt 22, and is provided so as to be rotatable in the arrow direction.

An electric motor 7 is provided below the frame 1.
A hot water controller 8 and a steam controller 9 are provided. The power of each electric motor 7 is configured to rotate the conveyor 11, the endless belt 22 and the endless belt crusher 24 of the conveyor 4 via the gear box 25a and the endless belt 25b. The hot water controller 8 is disposed in the lower space of the conveyor 11 and is detachably attached to the frame 1, and the heat retaining tank 17 of the dipping device 5 is provided.
And a water pipe (not shown) so that they can communicate with each other. The hot water controller 8 heats the water guided through the water pipe to a predetermined temperature, and a water amount sensor (for example, a float type sensor (not shown)) is provided in the heat insulating tank 17.
When a shortage of the amount of high temperature water stored therein (the amount of water in the immersion tank 3 is also insufficient at this time) is detected, the electromagnetic valve (not shown) is opened until the amount of water in the heat retaining tank 17 reaches a predetermined amount. It is configured to replenish hot water. When the water amount sensor detects that the amount of water reaches a predetermined amount, the electromagnetic valve is closed to stop the supply of high temperature water. A microcomputer (not shown)
Is configured to receive the detection signal sent from the water amount sensor and judge the amount of water to control the electromagnetic valve.

Next, the steam controller 9 can clean water and impurities contained in the steam sent from the boiler (not shown), and is equipped with a pressure controller (not shown). It is a purifier that constitutes substantially the same means as the means already disclosed (for example, Japanese Utility Model Publication No. 51-48639). Then, the steam controller 9 includes a steam chamber 20 of each steam supply pipe 10 through a steam guide pipe (not shown).
It is provided so that it can be supplied to the steam chamber 23, and the temperature of each steam can be adjusted through a steam temperature adjusting means (not shown). For example, in the embodiment, the temperature of the steam supplied from the steam supply pipe 10 is set to about 100 ° C, and the temperature of the steam supplied to the steam chamber 23 is set to 100 ° C to 115 ° C.
It is set to ° C. Further, the steam supplied into the steam chamber 20 is the hot water stored in the immersion tank 3 at 85 ° C.
The temperature is adjusted so that it can be kept warm before and after.

The primary steaming device 2, the conveyor 11, the dipping device 5 and the secondary steaming device 6 provided on the upper portion of the frame 1 are provided.
The periphery of the rice cooker provided with and is covered with a plurality of covers 27 detachably provided on the frame 1. In the cover 27, the cover provided at the upper portion is formed into a mountain shape, and steam is removed at the center of the top of the cover 27a located above the dipping device 5 on the secondary steaming device 6 side. Mouth 28
Is provided. In addition, on the left and right sides of the cover 27b provided above the secondary steaming device 6 on the side opposite to the dipping device 5, there is a steam discharge port 29 through which steam that has been carried on the conveyed grains can be discharged. It is provided. The steam outlet 28 and the steam outlet 29 are respectively covered by the cover 27a,
Each of the steam outlets 2 is looked into an intake port (not shown) of an exhaust device (not shown) provided above the cover 27b.
8. The steam exhausted from the steam exhaust port 29 is taken in and exhausted to the outside. In the embodiment, the steaming process in the primary steaming device 2 is performed for about 25 minutes, the dipping process in the dipping device 5 is performed for about 5 minutes, and the steaming process in the secondary steaming device 6 is performed for about 20 minutes. It is provided so that it can be adjusted. Further, the rotation speed of the crusher 24 is 4 rotations per minute, but the crusher 24 may be provided so as to be shiftable.

Next, the operation will be described. Next, the operation will be described. First, the grains soaked in advance are supplied into the storage tank 12. Then, high-temperature steam is supplied from the steam supply pipe 10 for a predetermined period of time to shower the grains stored in the storage tank 12. Then, when the predetermined time is reached, the operator operates the carrier device 4 to drop the steamed grains on the conveyor 11. Then, this grain is conveyed by the conveyor 11 in the direction of arrow A and sent into the immersion tank 3. Then, while absorbing the high temperature water in the immersion tank 3, it is conveyed to the side of the secondary steaming device 6 by the grain pushing plate 21, and then passes through the ascending slope 30 from this tip to the endless strip 22 of the secondary steaming device 6. Supplied on. Then, the grains subjected to the immersion treatment are further transported by the endless belt 22, and during this transportation, the high temperature steam supplied from the steam chamber 23 through the endless belt 22 is bathed for cooking. Note that the grains that have been pre-soaked after the grains that have been dropped by the "opening" operation of the shutter 14 are supplied by an appropriate supply means. To fall. Therefore, since the high temperature steam supplied from the steam supply pipe 10 is bathed at the time of this drop, it is possible to continuously perform the primary steaming treatment of the grains thereafter.

As described above, the primary steaming device 2, the dipping device 5, and the secondary steaming device 6 are provided on the upper portion of the frame 1, and the electric motor 7 and the hot water controller are provided on the lower portion of the frame 1. Since 8 and the steam controller 9 are provided, a small steaming rice cooker with a reasonable arrangement is realized. Further, the steam reaching the upper part of the space surrounded by the cover 27 and the cover 27a is exhausted to the outside from the steam outlet 28 through the intake port of the exhaust device.

[Brief description of drawings]

FIG. 1 is a side view of a partially cooked steamed rice cooker.

FIG. 2 is a front view of the steamed rice cooker.

FIG. 3 is a front view of a partially cut dipping device.

[Explanation of symbols]

 1 Frame 2 Primary Steaming Device 3 Immersion Tank 4 Conveyor Device 5 Immersion Device 6 Secondary Steaming Device 28 Vapor Exit 30 Uphill Slope

Claims (1)

[Claims] 1. A dipping device 5 comprising a primary steaming device 2 for heating pre-soaked grains, a dipping tank 3 for storing high-temperature water for dipping heated grains, and a conveying device 4 for conveying the grains. And a secondary steaming device 6 for heating the grains transported by the transport device 4 are provided in the frame 1, and the upper cover that covers the immersion tank 3 has an upward slope 30 of the immersion tank 3. A steamed rice cooker for cereals, which is provided with a steam outlet 28 above the rice.