JP2019126429A - Rice cooking system and rice cooking method - Google Patents

Abstract

To provide a rice cooking system in which a rice cooking pot can be washed appropriately and well cooked rice can be obtained.SOLUTION: A rice cooking system 1 is a circulation type for making a rice cooking pot 2 move circularly to cook the rice in the way. The rice cooking system 1 includes a rice cooking part 11, a rice take-out part 12, a water supply part 13, a washing part 14, a water supply part 15 and an immersion part 16. The water supply part 13 supplies water into the rice cooking pot 2 after taking out the rice before washing the rice cooking pot 2, the deposit attached to the rice cooking pot 2 is soaked and the high-temperature rice cooking pot 2 with retained heat is cooled.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a circulating rice cooking system and a rice cooking method for cooking rice on its way while circulating the rice cooking pot.

  Conventionally, the rice cooking system described in the following patent document 1, for example is known.

  This conventional circulating rice cooking system (automatic mass-cooking apparatus) comprises a rice cooking unit that heats and dips the immersion rice in the cooking pot and cooks the rice, and a rice taking-out unit that takes out the cooked rice cooked by the rice cooking unit from within the cooking kettle. , A washing unit for washing the rice cooker from which the rice has been taken out by the rice take-out unit, a rice water supply unit for supplying rice and immersion water into the rice cooker after washing by the washing unit, and a rice in the rice cooker And a dipping part that makes the rice in the rice cooking pot soaked by absorbing the dipping water.

JP 2004-350900 A (FIG. 3 etc.)

  However, in the above-mentioned conventional rice cooking system, the washing effect by the washing unit may be insufficient, and the amount of absorbed water of rice is lowered due to the effect of the residual heat remaining in the rice cooker, and the rice is completely cooked. There is a risk that good cooked rice cannot be obtained.

  This invention is made | formed in view of such a point, and it aims at providing the rice cooking system and the rice cooking method which can wash | clean a rice cooker appropriately, and can obtain the cooked rice with favorable cooking.

  The rice cooking system according to the present invention is a circulating rice cooking system in which rice is cooked on the way while circulating the rice cooker, and water is supplied to the rice cooker after taking out the rice before the rice cooker is washed. By this, the water supply part which cools the rice cooking pot which left the residual heat while softening the deposit | attachment adhering to the rice cooking pot is provided.

  In addition, the rice cooking system according to the present invention is a circulation type rice cooking system in which rice cooking is performed while circulating the rice cooker in a circulating manner, and the rice cooking unit which heats and dips the immersion rice in the rice cooker and By supplying water to the cooking pot from which the cooked rice is taken out by the cooking pot from the inside of the cooking pot and supplying the water to the cooking pot from which the cooked rice is taken out by the cooked rice pickup part Water supply part for cooling the rice cooker where the water remains, a washing part for washing the rice cooker after water supply by this water supply part, and rice water for supplying rice and immersion water into the rice cooker after washing by this washing part A supply part and the immersion part which makes the rice in a rice cooker soaked by making a rice in a rice cooker absorb immersion water are provided.

  Furthermore, the rice cooking method according to the present invention is a rice cooking method performed using a circulating-type rice cooking system in which rice cooking is performed while circulating and moving the rice cooker, and before washing the rice cooker, the rice cooker is taken out. By supplying water into the rice cooker, the adhering material adhering to the rice cooker is softened, and the rice cooker with residual heat is cooled.

  ADVANTAGE OF THE INVENTION According to this invention, a rice cooker can be wash | cleaned appropriately and the cooked rice with favorable cooking can be obtained.

It is a schematic plan view of the rice cooking system which concerns on the 1st Embodiment of this invention. It is a schematic explanatory drawing of a rice cooking system same as the above. (A) And (b) is a figure which shows the water supply apparatus of a rice cooking system same as the above. It is a figure which shows the water supply apparatus of the rice cooking system which concerns on the 2nd Embodiment of this invention. (A) And (b) is a figure which shows the water supply apparatus of the rice cooking system which concerns on the 3rd Embodiment of this invention. (A) And (b) is a figure which shows the water supply apparatus of the rice cooking system which concerns on the 4th Embodiment of this invention.

  A first embodiment of the present invention will be described with reference to FIGS.

  1 in the figure is a rice cooking system capable of automatically cooking a large amount of rice, and the rice cooking system 1 cyclically moves (for example, intermittently moves by tact conveyance) a plurality of rice cookers 2 with the same number of lids 3 Cooking rice along the way.

  The rice cooking pot 2 is a metal round pot having, for example, a circular upper surface opening 5. That is, the rice cooker 2 is provided with a circular bottom plate portion 6, a cylindrical side plate portion 7 erected on the outer peripheral end of the bottom plate portion 6, and an outer end projecting from the upper end of the side plate portion 7. A circular ring-shaped flange portion 8 and a short cylindrical rising plate portion 9 erected on the outer peripheral end of the flange portion 8. A circular shape is formed on the inner peripheral side of the upper end of the rising plate portion 9. An upper surface opening 5 is formed (see FIG. 3).

  Then, a lid receiving portion (lid mounting portion) 10 having a circular shape and an L-shaped cross section for receiving the detachable lid 3 is constituted by the eaves portion 8 and the rising plate portion 9 constituting the upper end portion of the rice cooker 2. Yes. In addition, since the rice cooker 2 for business use is made of, for example, an aluminum casting and is relatively thick, if heated and heated, the heat is difficult to escape, and the temperature of the heated kettle decreases. Hateful.

  The lid 3 is made of metal capable of opening and closing the upper surface opening 5 of the rice cooker 2 and is formed in a disc shape corresponding to the upper surface opening 5 of the rice cooking pot 2. The lid 3 is mounted on the lid receiving portion 10 of the rice cooker 2.

  As shown in FIG. 1, the rice cooking system 1 cooks the cooked rice cooked by the rice cooking unit 11 and the rice cooking unit 11 which cooks by heating the immersion rice (rice which has absorbed the immersion water) in the rice cooker 2 as shown in FIG. By supplying water to the rice cooker 2 from which the rice 2 is taken out from the kettle 2 and the rice cooker 2 from which the rice cake is taken out by the rice cooker 12, the extraneous matter (such as rice grains) adhering to the inner surface of the rice cooker 2 is A water supply unit 13 that cools the hot rice cooker 2 that has left over heat during cooking as well as simmering.

  The rice cooking system 1 also includes a washing unit 14 for washing the rice cooker 2 and the lid 3 after water supply by the water supply unit 13 and rice (the next rice is cooked in the rice cooker 2 after washing by the washing unit 14). Rice) and a rice water supply unit 15 for supplying immersion water (water for immersion) and an immersion unit 16 for making the rice in the rice cooker 2 soaked by making the rice in the rice cooker 2 absorb the immersion water. And.

  The rice cooking unit 11, the cooked rice extraction unit 12, the water supply unit 13, the washing unit 14, the rice water supply unit 15 and the immersion unit 16 constitute an annular circulation line 17, and the circulation line 17 is connected to the rice cooker 2 and the lid. 3 circulates and moves, but the water supply unit 13 capable of supplying water into each rice cooker 2 is arranged between the rice extraction unit 12 and the cleaning unit 14. Hereinafter, the configuration of each of these units will be sequentially described.

  The rice cooking part 11 heats the immersion rice in the rice cooker 2 in each of a plurality of heating rooms arranged in two rows, for example, and continuously cooks rice 21 which performs cooking continuously, and the rice cooker from this continuous rice cooker 21 ( A steaming transport device 22 for steaming the cooked rice in the rice cooker 2 while transporting the rice cooker 2) with a lid attached.

  In the illustrated example, the continuous rice cooker 21 and the steaming transport device 22 are provided separately. However, for example, the steaming transport device (steaming means) 22 may be incorporated in the continuous rice cooker 21. Moreover, the structure etc. which heat the rice cooker 2 while moving the rice cooker 2 along a tunnel-shaped heating chamber, for example may be sufficient.

  The cooked rice extraction unit 12 includes a transport device 24 connected to the steaming transport device 22 of the rice cooking unit 11 and a lid remover that removes the lid 3 from the rice cooker 2 provided in the middle of the transport device 24. An outer device 25, and a rice cooker reversing device 26 for removing the rice from the rice cooker 2 by inverting the upper open rice cooker 2 opened upward by the lid 3 being removed by the lid removing device 25. have.

  The cooked rice taken out of the rice cooker 2 is stirred and loosened by the rice cooker reversing device 26 and then conveyed to the next process such as serving by the cooked rice conveyor 27.

  The water supply unit 13 is provided in the middle of the transfer device 31 and the transfer device 31 that receives and transfers the rice cooker 2 and the lid 3 that are sent separately from the transfer device 24 of the cooked rice extraction unit 12, A predetermined amount of water (water for adhering to the top of the rice cooker / cooling the rice cooker) is placed in the upper open rice cooker on the transport device 31 (the rice cooker with the lid removed and the top opening opened upward). And a water supply device 32 for supply.

  The conveyance device 31 is composed of, for example, a belt conveyor or a roller conveyor, and the rice cooker 2 and the lid 3 separated from each other are placed on a horizontal conveyance surface to perform tact conveyance (for the purpose of tact conveyance, the rice cooker and lid are stopped for a predetermined time). Stop at position). And the water supplied from the water supply apparatus 32 in the empty rice cooker 2 stopped on the conveyance apparatus 31 is 5-35 degreeC, for example, Preferably it is 15 degreeC normal temperature water (for example, normal temperature tap water).

  Here, as shown in FIGS. 3A and 3B, the water supply device (water supply means) 32 is arranged so that the water contacts the entire inner surface (including substantially the entire surface) of the rice cooker 2. Water is supplied into the inside of the rice cooker 2 by supplying water from the entire circumference (including almost the entire circumference) of the upper end of the empty rice cooker 2 so as to spread the water over the entire inner surface of the rice cooker 2. A predetermined amount of water is stored. Note that the amount of water stored is, for example, less than half of that in the rice cooker 2.

  Specifically, the water supply device 32 has a circular annular water supply pipe (nozzle pipe) 33 corresponding to the shape of the upper end (upper peripheral end) of the rice cooker 2. That is, the water supply pipe 33 is substantially the same diameter as the lid receiving part 10 of the rice cooker 2, and the lower part of the water supply pipe 33 faces the lid receiving part 10 of the rice cooking pot 2 positioned below. A plurality of injection holes 34 for injecting water are formed in the circumferential direction so as to be dispersed in the entire circumference at intervals.

  The water supply pipe 33 is connected to both ends of a straight connection pipe 36 passing through the annular center of the water supply pipe 33. The downstream end of the water supply pipe 37 is connected to the longitudinal center of the connection pipe 36. Is connected.

  Then, after the water sprayed from the spray hole 34 of the water supply pipe 33 hits the lid receiving portion 10 of the rice cooker 2, it flows along the inner surface of the side plate portion 7 to the inner surface of the bottom plate portion 6, and the rice cooker 2 is stored inside. The stored water remains stored in the rice cooker 2 until the rice cooker 2 is turned upside down by the first reversing means of the cleaning unit 14 in the next process (this storage time is 2 to 3 minutes, for example). Yes, during this time, the deposits (dirt) will swell and the kettle temperature will drop.

  In addition, the water supply device 32 is located near the upper end of the rice cooker 2 (a position where it does not contact slightly above the upper end of the rice cooker 2 being conveyed) and disperses water around it. A cylindrical water splash prevention body (water splash prevention plate) 38 to be prevented is provided.

  The water scattering prevention body 38 prevents the water splashed on the lid receiving portion 10 of the rice cooker 2 from splashing out of the rice cooker 2 and has a reverse truncated conical cylindrical shape which gradually reduces its diameter downward. The reduced diameter end portion 38a which is the lower end portion is located close to the upper end edge of the rice cooker 2. An annular water supply pipe 33 is accommodated in the cylindrical water scattering prevention body 38.

  In this example, the water supply pipe 33 and the water scattering prevention body 38 are fixedly attached to a support body (not shown) and arranged at a constant height, but avoid a collision with the rice cooker 2 being conveyed. In consideration of this, for example, the water supply pipe 33 and the water splash prevention body 38 are provided so as to be movable in the vertical direction, and the water supply pipe 33 and the water splash prevention body 38 are integrated only when water is supplied to the rice cooker 2. Then, the rice cooker 2 on the conveying device 31 may be approached or placed.

  In addition, if water drops fall after the water supply pipe 33 and the water scattering prevention body 38 are not limited to the vertical direction but can be moved back and forth or left and right and water is supplied, the water supply pipe 33 and the water scattering prevention body 38 may be moved from above the transport device 31. Good.

  The cleaning unit 14 receives and transports the rice cooker cleaning device 41 for cleaning while receiving and transporting the rice cooker 2 from the transport device 31 of the water supply unit 13 and the lid 3 from the transport device 31 of the water supply unit 13. And a lid cleaning device (not shown) for cleaning. In the illustrated example, the lid cleaning device is incorporated in the rice cooker cleaning device 41. However, for example, the rice cooker cleaning device and the lid cleaning device may be provided separately.

  As shown in FIG. 2, the rice cooker cleaning device 41 includes first inversion means (not shown) on the inlet side that vertically inverts the rice cooker 2 storing water and discharges the water from the rice cooker 2. The main washing means 43 for injecting main washing water (for example, 60 to 80 ° C., preferably 70 ° C. hot water) toward the rice cooking pot 2 that has been opened downward by the upside down, and the rice cooking with the lower opening after the main washing Finishing cleaning means 44 for injecting finishing cleaning water (for example, room temperature water of 5 to 35 ° C., preferably 15 ° C.) toward the pot 2, and the rice cooking pot 2 having a lower opening after the finish cleaning is turned upside down to return It has the 2nd inversion means (not shown) of the exit side which returns to opening shape.

  The water discharged by reversing the rice cooker 2 by the first reversing means (water warmed by residual heat) may be used as the main washing water of the main washing means 43. Further, the main washing water is not necessarily the above-mentioned warm water as long as the adhering matter adhering to the rice cooker 2 can be removed, and it may be room temperature water or warm water close thereto, and may contain a detergent (similarly In the water supply device 32 may include a detergent).

  The rice water supply unit 15 supplies a predetermined amount of rice (washed rice) into the rice cooker 2 on the conveying device 46 and the conveying device 46 that conveys the rice cooking pot 2 and the lid 3 after being washed by the washing unit 14. The rice supply device 47, the immersion water supply device 48 for supplying a predetermined amount of immersion water (a part of which is absorbed by the rice) into the rice cooker 2 containing the rice, and the rice and the immersion water are contained. A lid cover 49 is attached to the lid receiving portion 10 of the rice cooker 2 and the top opening 5 of the rice cooker 2 is closed by the lid 3.

  In addition, the immersion water supplied in the rice cooking pot 2 by the immersion water supply apparatus 48 is 5-35 degreeC, for example, Preferably it is 15 degreeC normal temperature water.

  The immersion unit 16 conveys the rice in the rice cooker 2 (next rice cooker) while conveying the rice cooker (the rice cooker in the closed state containing rice and immersion water) 2 from the transfer device 46 of the rice water supply unit 15 A soaking machine 51 that absorbs the soaking water and makes the rice soaked rice.

  The conveying device 51 for immersion is constituted of, for example, three conveyance units 51a, 51b, 51c, and the rice cooker 2 is sequentially conveyed by these conveyance units 51a, 51b, 51c, and in this case, a predetermined time (this immersion time is For example, 90 minutes), the rice in the rice cooker 2 absorbs the immersion water and becomes immersion rice. And the immersion temperature in this conveyance apparatus (immersion means) 51 for immersion is 5-35 degreeC, for example, Preferably it is 15 degreeC, and the immersion process at normal temperature is performed.

  In addition, the rice cooker 2 in the closed state after the immersion treatment (after the water absorption treatment) in the conveyance device 51 for immersion is heated by the continuous rice cooker 21 of the rice cooking unit 11 in the next step to perform rice cooking.

  Next, the operation of the rice cooking system 1 will be described.

  The rice cooker 2 and the lid 3 circulate along an annular circulation line 17 comprising a rice cooker 11, a cooked rice take-out unit 12, a water supply unit 13, a washing unit 14, a rice water supply unit 15 and an immersion unit 16, Cooking rice is performed by the rice cooking unit 11.

  Here, in the water supply part 13 arrange | positioned between the cooked rice extraction part 12 and the washing | cleaning part 14, from the water supply pipe | tube 33 of the water supply apparatus 32 in the empty rice cooking pot 2 from which the cooked cooked rice was taken out. Water is supplied and stored. At this time, the injection hole 34 of the water supply pipe 33 of the water supply device 32 sprays water toward the lid receiving portion 10 at the upper end of the rice cooker 2, and the water is sprayed on the entire inner surface of the lid receiving portion 10. After that, it flows along the entire inner surface of the side plate portion 7 to the inner surface of the bottom plate portion 6.

  Thereby, first, the adhering matter adhering to the inner surface of the rice cooker 2 does not dry out and sticks, absorbs water and swells, and can be easily removed by the cleaning unit 14 in the next process. The adhering matter adheres to the inner surface of the lid receiving portion 10 of the rice cooker 2 and the inner surfaces of the bottom plate portion 6 and the side plate portion 7 due to spillage from the rice cooker 2 during cooking. Cooked rice grains (including charred rice).

  In addition, even if normal temperature water is sprayed instead of warm water and sprayed on the rice cooker 2, the water temperature rises due to the residual heat of the rice cooker 2, so that the deposits can be sufficiently swollen. However, in order to prevent the deposits from drying, it is desirable to spray water as soon as possible after taking out the cooked rice.

  Further, after spraying water on the entire inner surface of the lid receiving portion 10 of the rice cooker 2 in which residual heat at the time of rice cooking remains, the water flows along the entire inner surface of the side plate portion 7 and flows to the inner surface of the bottom plate portion 6, Water is supplied from the upper end of the rice cooker 2 to the entire area of the bottom plate 6 so as to be in contact with water and stored for a predetermined time, whereby the entire rice cooker 2 is cooled by the water. The temperature of the kettle 2 (kettle temperature) is lowered to a temperature (for example, 20 to 40 ° C., preferably 30 ° C.) at which the remaining heat does not adversely affect the rice dipping treatment in the dipping portion 16 in the subsequent process (of course, the remaining heat It is most desirable to cool the rice cooker 2 until the rice is completely removed.

  For this reason, at the time of the immersion process with the immersion conveying apparatus 51 of the immersion part 16, the temperature rise by the residual heat is suppressed and the desired immersion temperature is maintained for the rice and the immersion water in the rice cooker 2. As a result, the soaking water is sufficiently absorbed by the rice so that the moisture spreads to every corner of the whole inside of each rice grain, and the rice cooking unit 11 in the next process can finish it into a delicious and optimal rice.

  In addition, when the immersion temperature is high (in the case of hot water immersion), the surface temperature of the rice grain is first raised, and the surface portion of the rice grain becomes pasty, so water is difficult to be absorbed inside the rice grain and the finish of cooked rice is bad. Become.

And according to the said rice cooking system 1, before washing the rice cooker 2, by supplying water into the rice cooker 2 after taking out the rice, the rice cooked with the remaining heat while softening the deposits attached to the rice cooker 2 Since the water supply unit 13 for cooling the kettle 2 is provided, the rice cooker 2 can be properly cleaned, and good cooked rice with good after-cooking can be obtained.
Further, since the water supply device 32 of the water supply unit 13 has the annular water supply pipe 33 corresponding to the shape of the upper end portion of the rice cooker 2, the entire inner surface of the rice cooker 2 can be contacted with water. The attached matter of the rice cooker 2 can be appropriately opened up and the temperature of the kettle can be lowered efficiently.

  Furthermore, since the water supply device 32 of the water supply unit 13 has a water scattering prevention body 38 that is located near the upper end of the rice cooker 2 and prevents water scattering, It is possible to appropriately prevent the sprayed water from splashing around the outside of the rice cooker 2.

  Next, a second embodiment of the present invention will be described with reference to FIG.

  The water supply device 32 shown in FIG. 4 is located in the vicinity of the upper end of the rice cooker 2 instead of the water scattering prevention body 38, and cooks water from each injection hole 34 of the circular annular water supply pipe 33. A cylindrical water guide 55 is provided to guide the lid receiving portion 10 which is the upper end of the hook 2. The water guide body 55 is formed in a reverse truncated conical cylinder shape that gradually decreases in diameter downward, and a reduced diameter end portion 55a that is a lower end portion is located close to the upper end edge of the rice cooker 2. .

  For this reason, the water sprayed from the spray hole 34 of the water supply pipe 33 flows down along the inclined inner surface of the water guide body 55 in a continuous state over the entire circumference in the circumferential direction of the inner surface, After hitting the entire inner surface of the lid receiving portion 10 of the second, it flows along the inner surface of the side plate portion 7 to the inner surface of the bottom plate portion 6 and is stored in the rice cooker 2.

  And even if it is the structure of such 2nd Embodiment, there can exist an effect similar to the said 1st Embodiment. For example, although not shown, the water supply pipe 33 and the water guide body 55 are provided so as to be movable in the vertical direction, and the water supply pipe 33 and the water guide body 55 are integrally transported only when water is supplied to the rice cooker 2. You may make it approach the rice cooking pot 2 on the apparatus 31. FIG.

  Next, a third embodiment of the present invention will be described with reference to FIGS. 5 (a) and 5 (b).

  The rice cooking pot 2 that circulates is not limited to a round pot, and may be a metal square pot having a rectangular upper surface opening 5 shown in FIG. That is, the rice cooker 2 as a square pot has a rectangular bottom plate portion 6, a rectangular cylindrical side plate portion 7 erected on the outer peripheral end of the bottom plate portion 6, and an outer side at the upper end of the side plate portion 7. A rectangular ring-shaped eaves portion 8 projecting toward the upper end, and a short rectangular tube-like elevating plate portion 9 erecting on the outer peripheral end of the eave portion 8, and the upper end of the erecting plate portion 9 A rectangular upper surface opening 5 is formed on the inner peripheral side. Then, a lid receiving portion (lid mounting portion) 10 having a rectangular shape and an L-shaped cross section for receiving the detachable lid 3 is constituted by the flange portion 8 and the rising plate portion 9 constituting the upper end portion of the rice cooker 2. Yes.

  The lid 3 for opening and closing the upper surface opening 5 of the rice cooker 2 has a rectangular plate shape corresponding to the upper surface opening 5 and is placed and mounted on the lid receiving portion 10 of the rice cooker 2.

  Further, the water supply device 32 shown in FIG. 5 has a rectangular annular water supply pipe 33 corresponding to the shape of the upper end of the rice cooker 2, and a plurality of injection holes 34 are formed in the lower part of the water supply pipe 33. Has been. Further, the water supply device 32 includes a reverse truncated pyramid-shaped water scattering prevention body 38 that is located in the vicinity of the upper end of the rice cooker 2 and prevents water scattering, and this water scattering prevention body 38. Is located close to the upper edge of the rice cooker 2.

  And even if it is the structure of such 3rd Embodiment, there can exist an effect similar to the said 1st Embodiment. In addition, the rice cooking pot 2 which is a container is not limited to the illustrated round pot or square pot, and may have a shape other than that.

  Next, a fourth embodiment of the present invention will be described with reference to FIGS. 6 (a) and 6 (b).

  A water supply device 32 shown in FIG. 6 has a single straight rod-like water supply pipe 56, and a plurality of injection holes 57 for injecting water toward the rice cooker 2 are provided below the water supply pipe 56. Is formed. And the water supply pipe 56 is a rice cooker while reciprocally turning (swinging) about the rotation center axis X along the axial direction so that the water from the injection hole 57 contacts the entire inner surface of the rice cooker 2. Supply water into 2. At this time, the water scattering prevention body 38 prevents the water sprayed from the spray holes 57 of the water supply pipe 56 from scattering to the outside of the rice cooker 2.

  And even if it is the structure of such 4th Embodiment, there can exist an effect similar to the said 1st Embodiment. For example, although not shown, a configuration in which water is supplied into the rice cooker while the water supply pipe rotates, a configuration in which water is supplied into the rice cooker while the water supply pipe moves in the vertical direction and the horizontal direction, and the like may be used. . Further, for example, the rice cooker may be moved relative to the water supply pipe. Furthermore, the structure etc. which provided the movable nozzle which changes the injection direction of water in a water supply pipe | tube may be sufficient.

  In each of the above-described embodiments, the water supply device 32 of the water supply unit 13 has been described as supplying normal temperature water into the rice cooker 2, but it is considered that the high-temperature rice cooker 2 with remaining heat is sufficiently cooled. For example, it is not limited to the normal temperature water, and may be cold water of less than 5 ° C., for example.

  Moreover, you may make it stir with the stirring apparatus the water supplied in the rice cooking pot, for example by the water supply part.

  Furthermore, for example, water may be supplied into the rice cooker and water may be sprayed onto the outer surface of the rice cooker to cool the rice cooker.

  Moreover, you may make it cool a rice cooking pot using the air (cool air may be sufficient), for example.

  Furthermore, it is not limited to what a rice cooker and a lid | cover move intermittently along a circulation line, For example, a rice cooker and a lid | cover may move continuously.

  In this embodiment, the rice water supply unit supplies rice (washed rice) into the rice cooker and then supplies the immersion water. The temperature of the rice (washed rice) at the time of supply to the rice cooker is When the temperature is relatively low and there is a temperature difference from the temperature of the rice cooker after washing, the immersion water may be supplied first so that the rice (washed rice) does not directly touch the rice cooker.

  In addition, the water supply unit is not limited to a conveyance device and a water supply device. For example, the water supply unit is configured only by the water supply device, and the water supply device is provided in the vicinity of the rice cooker reversing device. And you may supply water in the rice cooker immediately after taking out rice with the rice cooker inversion apparatus.

  Furthermore, for example, both the rice cooker and the lid may be cooled by spraying water from the water supply unit onto the lid.

  Further, for example, a plurality of nozzles may be attached to the water supply pipe of the water supply unit, and water may be supplied from the plurality of nozzles into the rice cooker.

  In addition, there is a washing part between the water supply part and the rice water supply part, and regarding the temperature change of the rice cooker itself before and after washing by washing the rice cooker with the rice cooker washing device of this washing part The temperature of the rice cooker rises or falls depending on the temperature of the washing water, but if the washing is performed with the same washing water, the temperature of the rice cooking pot after washing from before washing is changed similarly. For this reason, in order to lower the residual heat temperature of the rice cooker after washing, it is effective to lower the residual heat temperature of the rice cooker before washing. Further, although several embodiments of the present invention and modifications thereof have been described, the above-described embodiments and modifications can be appropriately combined without departing from the gist of the present invention.

1 Cooking rice system 2 Cooking rice kettle
11 Cooking rice
12 Rice extraction department
13 Water supply section
14 Cleaning section
15 US Water Supply Department
16 Immersion part
33 Water supply pipe
38 Water splash prevention body
55 Water guide

Claims (9)

It is a circulating rice cooking system that cooks rice on the way while circulating the rice cooker,
Before washing the rice cooker, it is equipped with a water supply unit that supplies water into the rice cooker after the rice is taken out, so that the adhering material attached to the rice cooker is softened and the rice cooker with residual heat is cooled. Cooking rice system. It is a circulating rice cooking system that cooks rice on the way while circulating the rice cooker,
The rice cooking section which cooks by heating the immersion rice in the rice cooker,
The rice taking-out part which takes out the cooked rice cooked by this rice cooking part from the inside of a rice cooker,
A water supply unit that refreshes the attached matter adhering to the rice cooker and cools the rice cooker with remaining heat by supplying water into the rice cooker from which the rice is taken out by the cooked rice take-out unit;
A washing unit for washing the rice cooker after the water supply by the water supply unit;
A rice water supply unit for supplying rice and immersion water to the rice cooker after washing by the washing unit;
A rice cooking system comprising: a immersing section for immersing rice in the rice cooker by immersing the rice in the rice cooker with water soaking. 3. The rice cooker according to claim 1 or 2, wherein the water supplier cools the rice cooker with residual heat to a temperature at which the residual heat does not adversely affect the immersion treatment of rice by supplying water into the rice cooker. system. The rice supply system according to any one of claims 1 to 3, wherein the water supply unit supplies water into the rice cooker so that the water comes in contact with the entire inner surface of the rice cooker. The rice supply system according to any one of claims 1 to 4, wherein the water supply unit supplies water to the inside from the upper end of the rice cooker opened upward. The rice cooking system according to any one of claims 1 to 5, wherein the water supplier has an annular water supplier corresponding to the shape of the upper end of the rice cooker. The rice cooking system according to any one of claims 1 to 6, wherein the water supply unit has a water scattering prevention body located at a position near the upper end of the rice cooker to prevent water scattering. The rice cooking system according to any one of claims 1 to 6, wherein the water supply unit has a water guide located near the upper end of the rice cooker and guiding water to the upper end of the rice cooker. . It is a rice cooking method performed using a circulation type rice cooking system in which rice is cooked on the way while circulating and moving the rice cooker,
Before washing the rice cooker, by supplying water into the rice cooker after the rice is taken out, the rice cooker with the remaining heat is cooled while the adhering matter adhering to the rice cooker is softened.

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