KR20050033015A - A small size automatic rice cooker system - Google Patents

Abstract

A small automatic electric rice cooker system is provided to reduce the incidence of a failure during operation of the system and to make the size of the system reduced, by simplifying structure and operation mechanism. A small automatic electric rice cooker system comprises a rice supply part(200) installed to one side of the upper part of a housing(100); a cooker-seating part(400) situated to the lower part of the housing and installed in a state of enabling movement in the housing; an integrated nozzle part(500) situated to the other side of the upper part of the housing; a setting part(600) arranged to the front outside of the housing to reserve and set the amount or rice, a state of rice, and cooking time; and a control part(700) controlling the rice supply part, a rice cooker(300), the rice cooker-seating part, and the integrated nozzle part according to a set signal of the setting part. In the rice supply part, a rice feeding port(210) is formed to the upper part, and a discharge port with an opening and closing valve, the opening and closing of which is electrically controlled, is formed to the lower part. The rice cooker a lid(310) of which is opened and closed is seated on the rice cooker-seating part. In the integrated nozzle part, a water supply pipe(520), an air supply pipe(530), an ultrasonic generator, a water level sensor for sensing a water level of the inside of the rice cooker and a drain pipe(560) for discharging water by which rice is washed are integrated. The water supply pipe makes rice washed in the rice cooker by simultaneously supplying water for washing rice put into the rice cooker, air, and ultrasonic waves while ascending and descending by an ascending and descending unit(510).

Description

Small automatic rice cooker system {A Small size automatic rice cooker system}

The present invention relates to a small automatic rice cooker system, and in detail, when the user inputs the amount of rice and the condition and cooking time of the rice required by the user in the setting unit with a button, all the processes to the metering and washing and cooking of rice automatically In particular, the mechanical operation mechanism is simplified to reduce the failure rate and reduce the overall size to make it compact. In addition, the rice cooker system can be configured integrally with the hot / cold water. In the kitchen of the restaurant or to make it more convenient to use.

People in the Asian culture who use rice as their staple food have the inconvenience of having to cook rice at every meal or once a day because the rice taste is not long and the taste of rice changes over time. In the act of building, there was a problem that the hassle of having to manually wash the required amount of rice in advance and put it into a rice cooker.

In order to solve such a problem, apparatuses for automatically performing washing and cooking of rice have already been proposed. Among them, a representative and related art related to the present invention is disclosed in Japanese Patent Laid-Open No. 3-176007 (1991.07.31). "Automatic rice cooker" of Japanese Patent Application Publication No. 4-54919 (published on Feb. 21, 1992), "automatic rice cooker" of Korean Patent Publication No. 94-13433 (published 1994.07.15) "," Automatic System Rice Cooker "of Korean Patent No. 292039 (registered on March 19, 2001)," Automatic Cooker "of Korean Utility Model No. 318997, and the like.

On the other hand, the automatic cooking machine according to the prior art is to enable a more convenient cooking by allowing the physical action of washing the rice by hand manually, such automatic cooking machine according to the prior art has a high complexity of the structure and high In addition to the burden on manufacturing cost, there are some problems left unsolved in the performance of the automatic cooking system, which are not being commercialized.

The present invention has been made to solve the above-mentioned conventional problems, an object of the present invention is to provide an automatic rice cooker system to automatically perform all the processes from washing of rice to cooking, cooking water and cooking water for cooking rice Ultrasonic generator for supplying water and washing efficiency of rice are installed in one integrated nozzle tube for raising and lowering the ultrasonic generator and air bubble. Therefore, the structure is simple and the operation mechanism is simplified. It is to provide a small automatic electric rice cooker system that can reduce the occurrence rate of the failure and make the overall size small.

In addition, the present invention is to combine the water purifier, preferably cold / hot water to the organic electro-cooker system described above to be organically integrated to wash the rice using purified water and to cook rice, where cooking In addition to the cold water or hot water to drink separately to provide a multi-functional automatic electric rice cooker system that can be used more useful as a single product in each home or restaurant can be used.

In addition, the present invention is configured separately from the rice storage unit in order to minimize the size and low cost of the automatic cooking system, to supply the rice cooker by pumping the amount of rice at the time of cooking, the integrated nozzle tube is opened and closed It is to provide a small automatic rice cooker system made in a manner that is stored so as not to interfere.

In order to achieve the above object, the present invention provides a rice supply unit; A rice cooker seating portion in which the rice cooker is seated and pulled out forward; The water supply pipe, air supply pipe, ultrasonic generator, and water level inside the rice cooker for washing the rice inside the rice cooker by simultaneously supplying the washing water and air and ultrasonic waves for washing the rice put into the rice cooker from the rice supply unit while being operated by the lifting means. An integrated nozzle unit integrated with a water level sensor for sensing and a drain pipe for draining the water washed with rice; A setting unit for reserving the amount of rice required by the user, the state of the rice, and cooking time; According to the setting signal of the setting unit provides an automatic electric rice cooker system comprising a control unit for controlling the rice supply unit, rice cooker, rice cooker seating portion and integrated nozzle unit.

In one embodiment of the present invention, the lid of the rice cooker is lifted up from the rice cooker by a lid opening and closing means consisting of two drive motors and is rotated laterally so that the input of rice into the rice cooker and the entry of the integrated nozzle unit are possible.

In addition, the water supplied to the water supply pipe in the present invention is to enable the use of purified water through the water purification portion provided in the housing itself, this water purification portion is provided with a multi-stage known filter, the water passing through these filters In addition to the water supply pipe, each of them is stored in a separate hot / cold water storage tank to provide a multi-functional automatic electric rice cooker system that can be drawn from the outside through the hot / cold water discharge cock.

In one embodiment of the present invention, the integrated nozzle unit is lowered by a lifting means using a well-known rack-pinion method made of a simple structure to enter into the cooker to wash rice, and after the washing and supply of water are completed Rise in the opposite motion so as not to interfere with the opening and closing operation of the cooker lid.

In addition, in another embodiment of the present invention to have a simpler and more compact structure, the lid of the cooker is lifted by at least 90 ° or more from the cooker by a lid opening and closing means consisting of one drive motor, the integrated nozzle The unit is a lifting and turning operation so as not to interfere with the lid by the lifting means and the turning means of the motor driving method or the pneumatic driving method, and the rice storage unit is configured separately from the device to pump the set amount from the outside if necessary. Provides an automatic electric rice cooker system to be supplied by the introduction method.

Hereinafter, with reference to the accompanying drawings, preferred embodiments that do not limit the present invention will be described in detail.

1 to 5 illustrate a small automatic rice cooker system according to an embodiment of the present invention, the automatic rice cooker system according to the present embodiment is located on the upper side of the housing 100 and electrically opened and closed at the bottom thereof. A rice supply unit 200 having an outlet 230 having a controlled on / off valve 220; It is located in the lower portion of the housing 100 is installed so as to move forward and backward in the housing 100, the rice cooker seating portion 400, the rice cooker 300 is mounted thereon; Water supply pipe 520 for washing the rice in the rice cooker 300 by supplying the washing water and air and ultrasonic waves for washing the rice put into the rice cooker 300 while the lifting operation is located on the other side of the upper housing 100 An integrated nozzle unit 500 in which an air supply pipe 530, an ultrasonic wave generator 540, and a water level detector 550 for detecting the water level inside the rice cooker 300 and a drain pipe 560 for draining the water washed with rice are integrated. )Wow; A setting unit 600 which is provided at the front outside of the housing 100 to reserve the required amount of rice, the state of the rice, and cooking time; The control unit 700 for controlling the rice supply unit 200, the rice cooker 300, the rice cooker seating unit 400 and the integrated nozzle unit 500 according to the setting signal of the setting unit 600.

The housing 100 may be manufactured in various shapes to suit the taste of the cylinder or other individual in addition to the rectangular parallelepiped shape as shown in the external perspective view of Figure 1, the shape of such a housing 100 is mentioned above and in detail below Various modifications may be made without departing from the technical construction of the present invention to be described.

As shown in FIG. 1, the housing 100 according to the present embodiment has a rice supply unit 200, a rice cooker 300, a rice cooker seating unit 400, an integrated nozzle unit 500, and a set at an inner side and a front side outside thereof. The part 600 and the control unit 700 are accommodated to serve as a body for protecting.

Referring to the arrangement of the components constituting the present invention in the housing 100, first, the rice supply unit 200 is located on the upper one side (left side in the drawing) of the housing 100, the rice cooker 300 and the rice cooker seating portion ( 400 is located at the lower side of the housing 100, the integrated nozzle unit 500 is disposed on the right side of the rice supply unit 200 above the housing 100, the setting unit 600 and the control unit 700 It is arranged on the upper front right side of the housing.

In addition, in the present invention, the water purification unit 800 is disposed at the lower left side of the housing 100, and hot / cold water discharge cocks 822 and 832 are provided at the upper left front of the housing 100.

This arrangement is intended to enable the supply of purified water and hot / cold water for storage and cleaning and cooking of rice within a minimum space, but if necessary, For example, the rice supply unit 200 may be disposed on the upper right side of the housing 100, the rice cooker seat 400 may be disposed on the lower left side, or the discharge cocks 822 and 832 may be disposed on the upper right side.

In addition, in another embodiment of the present invention to be described later it is possible to significantly reduce the overall size of the housing by configuring the rice supply unit separately.

On the other hand, the reference numeral 110 is a steam outlet formed in the side of the housing 100, the exhaust fan 120 for discharging a large amount of steam generated when cooked in the rice cooker 300 to the outside is provided, The exhaust fan 120 is connected to the cooking operation of the rice cooker 300 by the control unit 700 is controlled to drive. Reference numeral 130 denotes a transport handle provided on both sides of the housing 100.

The rice supply unit 200 is provided with a rice inlet 210 for opening and closing the cover 212 at the upper portion, the lower portion of the chute (shute) discharge port for discharging the rice into the inside of the cooker 300 ( 230 is provided, the discharge port 230 is provided with an on-off valve 220 that is electrically controlled to open and close to discharge the amount of rice corresponding to the number of servings input from the setting unit 600, The opening and closing operation is controlled by the control unit 700.

The lower portion of the rice supply unit 200 has an inclined bottom structure so that the rice can be concentrated toward the outlet 230, and a sensor that can detect the amount of rice remaining in the rice supply unit 200 (not shown) Installed) to send the remaining amount of rice to the control unit 700 so that it can be displayed on the display unit 900 in front of the housing 100, or the number of servings greater than the current rice remaining in the setting unit 600 If you enter, the normal operation is stopped and you can write a control program to notify the user of this and to replenish rice or reset it to a small number of servings.

The rice cooker 300 can be used to partially modify the various types of electric rice cooker currently being used, which is integrated with the cooking / heating program of the rice cooker 300 itself with the control unit 700 of the present invention in the control unit 700 It can be controlled in a batch, the rice cooker lid 310 to the horizontal rotation motor 322 and the vertical rotation motor 324 to the hinge portion of the lid 310 to be automatically opened and closed inside the housing 100 Installed lid opening and closing means 320 by the horizontal rotary motor 322 lid 310 is lifted about 15 to 30 ° from the rice cooker 300 by about 90 degrees to the side by the vertical rotation motor 324 Rotating the rice into the rice cooker 300 and the integrated nozzle unit 500 is allowed to enter, and after the rice is added and washed and replenished with water for cooking, the operation is reversed from the above. The lid 310 is to be closed.

The rice cooker seating unit 400 in which the cooker 300 is placed is provided with guide rollers 430 on both sides of the lower portion of the housing 100 so as to be pulled out from the inside of the housing 100, and on the guide roller 430. The guide rail 420 attached to the side of the rice cooker seat 400 is configured in a drawer type to slide, this forward and backward movement is installed in the housing 100 to be automatically controlled by the control unit 700 is The pinion 412 coupled to the shaft of the possible driving motor 410 is geared to the rack gear 424 attached to the side of the rice cooker seat 400 is configured to move forward and backward.

In addition, the rice cooker seating unit 400 may be manufactured to be withdrawn manually such as a general drawer in order to reduce manufacturing cost.

The integrated nozzle unit 500 is located on the other side of the upper portion of the housing 100, while the lifting operation to wash the rice introduced into the cooker 300, drain the washed water and to supply the water required for cooking, the present invention In the integrated nozzle unit 500 is moved to the inside of the rice cooker 300 while the lifting operation is made to wash the rice inside the rice cooker 300 has a structure than the automatic rice cooker system of the prior art most of the rice washing unit separately configured It has the advantage of being able to simplify and make the overall volume small.

Integrated nozzle unit 500 according to the present invention is the water level pipe 520, the air supply pipe 530, the ultrasonic generator 540 and the water level sensor 550 and rice washing water for detecting the water level inside the cooker 300 The drain pipe 560 for draining the water is integrally installed, which is supported by the nozzle pipe guide 501 so as to be elevated in a vertical state, and the rack gear part 502 is formed outside the integrated nozzle part 500. The rack gear part 502 is gear-coupled with the pinion gear 514 coupled to the shaft 512 of the drive motor 511 constituting the lifting means 510 to be elevated by forward and reverse rotation of the drive motor 511. It is supposed to work.

The water supply pipe 520 constituting the integrated nozzle unit 500 is connected to the water supply valve 522 and the water supply pump 524, as shown in Figure 5, the water supply pipe 520 is connected to the water purification unit 800 to be described later Purified water can be used.

The air supply pipe 530 is connected to the air pump 532 to supply the air generated from the air pump 532 into the washing water filled in the cooker 300 so that air bubbles are generated by the foreign matter contained in the rice to the water surface In addition to being floated, the rice is mixed with air bubbles to make the semis clearer, helping to make the semis clean.

The ultrasonic wave generator 540 and the water level sensor 550 are connected to the ultrasonic wave generation circuit 542 and the water level detection circuit 552, respectively, and the drain pipe 560 is connected to the drain pump 562 to drain pump 562. By the operation of the cooker 300 is to be discharged to the outside through the drainage port (P2) and the washing water and the excess water.

The water supply pipe 520, the air supply pipe 530, the ultrasonic generator 540 and the water level sensor 550 for detecting the water level inside the cooker 300 and the drain pipe 560 for draining the water to wash the rice is integrated In the lifting operation of the nozzle unit 500, it is preferable to use one having elasticity and flexibility so that the pipe is not blocked or the wire is disconnected. More preferably, these are caterpillar-type wire protective tubes 570. In order to prevent the exposure of the pipe and the wires inside the housing 100, when the integrated nozzle unit 500 moves up and down inside the housing 100, the pipes and wires can be smoothly lifted without twisting.

In the present invention, the integrated nozzle unit 500 has a nozzle for supply / drainage and air discharge, an ultrasonic wave generation probe, and a water level detection probe installed at an appropriate position at the lower end thereof to enter the rice cooker 300 to enter the rice. Washing and draining the water to wash the rice, it detects the water level required to cook rice in accordance with the amount of rice and the set rice state, omit the water level detection probe and the nozzle tube of the integrated nozzle unit 500 The guide 501 may be provided with a level sensing probe of the indirect contact method rather than the direct contact method.

The water purifier 800 is configured to supply a plurality of filters 810, 812, 814, 816 connected in series to the water supply port P1 and water purified through the filters 810 ˜ 816 to the water supply pipe 520. Water is stored in the hot / cold water storage tanks 820 and 830, respectively, so that the water can be taken out through the discharge cocks 822 and 832 for drinking.

The purified water supplied to the water supply pipe 520 may be deformed so that hot water may be taken out and used to increase semi-efficiency.

6 is a block diagram showing the overall configuration of a small automatic electric rice cooker system according to the present invention, the present invention is a rice supply unit 200, rice cooker 300, rice cooker seating unit 400, integrated nozzle unit and water purification unit 800 ) Is controlled by the control unit 700 by the setting signal and the sensor data input from the setting unit 600 and the sensor unit 1000.

The setting unit 600 is a quantity setting button 610 for setting the required amount of rice, the state of the rice, that is, the state setting button for setting the state of the rice or rice or other rice that the user wants to eat 620 and a reservation time setting button 630 for reserving the cooking time.

The sensor unit 1000 is distributed in each component of the present invention, which is a rice remaining sensor provided in the rice supply unit 200, the water level sensor 550 of the integrated nozzle unit 500, the water purification unit Water temperature sensors for maintaining a constant temperature by detecting the water temperature of the hot and cold water storage tank (820,830) of (800).

In addition, the display unit 900 is capable of displaying the remaining amount of rice, the amount set in the setting unit, the state of the rice and the reservation time, etc. with the LCD display and LED lamp.

The operation of the automatic rice cooker system of the present invention configured as described above will be described.

7 is a flowchart sequentially showing the operation process of the automatic rice cooker system according to the present invention, if the user sets the amount and state and cooking time (immediate or reserved) required by the setting unit 600 ( S110), first, the control unit 700 compares the amount of rice stored in the rice supply unit 200 with the set amount of rice (S120), and if the remaining amount is insufficient to warn the display unit 900 by text or voice. If the amount of rice is greater than the set amount of rice (S121), the process proceeds normally.

Next process, the lid 310 of the rice cooker 300 rotates the horizontal rotation motor 322 of the lid opening and closing means 320 in one direction to lift the lid at a predetermined angle and the vertical rotation motor 324 at a predetermined angle. Rotating the lifted cap 310 to one side to allow the introduction of rice into the cooker 300 and the entry of the integrated nozzle unit 500 (S130).

When the lid 310 is opened, the discharge port 230 of the rice supply unit 200 is provided, and the opening / closing valve 220 is opened to discharge the rice suitable for serving water and then closed again while the quantity of rice is brought into the rice cooker 300. It is input (S140).

When the input of the rice is completed, the integrated nozzle unit 500 is then lowered to enter the cooker 300 (S150), the water for the semi-water is supplied through the water supply pipe 520 in proportion to the amount of introduced rice (S150). S160).

When the supply of the washing water is completed, ultrasonic waves and air are supplied from the ultrasonic generator and the air supply pipe to wash the rice together with the washing water (S170).

When the washing of the rice is completed, drainage is made through the drain pipe (560) (S180), water for cooking (S190) again is made water is supplied according to the amount of the washed rice and the state of the rice input from the setting unit, the water level The sensor 550 detects this and supplies the correct amount of water to the cooker 300 (S200), and the water supply is stopped (S210).

Subsequently, the integrated nozzle unit 500 is raised (S220), and when the integrated nozzle unit 500 is completely separated from the cooker 300, the lid 310 is closed (S230).

Next, cooking or not of the cooker 300 is determined by comparing the cooking time (immediately or reserved) time set in the setting unit (S240), and in the case of immediate cooking, immediately enters the cooking stage and in case of reserved cooking When the current time reaches the reservation time and enters the cooking stage is made cooking (S250).

Figure 8 is a perspective view of a small automatic rice cooker system according to another embodiment of the present invention, Figures 9 and 10 are a front cross-sectional view and a plan view, respectively, of the system shown in Figure 8, Figure 11 is the present invention and the external rice The connection state with the storage room is shown schematically.

The automatic rice cooker system according to another embodiment of the present invention shown in FIGS. 8 to 11 is to minimize the size and simplify the mechanism, and is integrated with the opening and closing method of the rice cooker lid 310. Since the operation method of the nozzle unit 500 and the rice storage and supply method are different from those in the first embodiment, and the rest of the configuration is the same, only this part will be described in detail.

In the automatic electric rice cooker system according to the present embodiment in a state in which the lid 310 of the rice cooker 300 is opened at a 90 ° or more by a lid opening and closing means 320 made of only a horizontal rotating motor 322 inside the housing 100. The input of rice and the entry of the integrated nozzle unit 500 can be made, the integrated nozzle unit 500 is moved to the upper center portion of the rice cooker 300 by the turning means 510 'such as a motor to move the motor or oil. Is moved up and down by lifting means 510 such as a pneumatic cylinder, and when it is detached from the side of the housing 100 so as not to interfere when the lid of the cooker 300 is opened and closed by the turning means 510 '. It is supposed to be stored.

In addition, the rice supply unit 200 is installed outside the housing 100, as shown in Figure 11, for example, preferably installed a rice reservoir (B) in the refrigerator compartment of the refrigerator (R) and the flexible rice supply pipe 240 A discharge valve 270 that is pumped into a temporary storage unit 260 formed in a hopper shape on the upper portion of the housing 100 by using a fixed quantity supply pump 250, and electrically opened and closed at a lower end of the temporary storage unit 260. Open the rice is to be dropped into the rice cooker (300).

The operation of the small automatic rice cooker system of the present embodiment is also not significantly different from that of the first embodiment described above. The supply of rice by the set amount is made by controlling the metering feed pump 250, and the lid of the rice cooker 300. Opening and closing operation is also made by controlling one horizontal rotary motor 322, the integrated nozzle pipe 500 is the rice cooker 300 by the linking operation of the turning means (510 ') and the lifting means (510) The entry operation is made, and when not in use is stored to one side of the housing.

The small automatic electric rice cooker system of this embodiment has an advantage that the number of components in the interior and the overall volume is only about twice that of the existing rice cooker, so that it can be manufactured and distributed at low cost.

As described above, in the present invention, when the user inputs the amount and condition of the rice and cooking time (reservation time) with a button in the setting unit, all processes are automatically performed until the rice is weighed and added, washed and cooked. In order to simplify the operation mechanism, the ultrasonic generator and the nozzle for supplying air bubbles for raising the washing water and cooking water for cooking and the feeding efficiency are installed in one integrated nozzle tube to be elevated and operated. It can reduce the failure rate, minimize the overall size of the system, and it is equipped with a hot / cold water cooler, so it can be used in various ways in one product.

1 is an external view of a small automatic rice cooker system according to the present invention,

Figure 2 is a front sectional view showing the internal structure of the present invention,

Figure 3 is a side cross-sectional view showing the internal structure of the present invention,

4 is a plan view of a small automatic rice cooker system according to the present invention,

5 is a view showing the piping and wiring state of the water purification unit and the integrated nozzle unit of the small automatic rice cooker system according to the present invention,

Figure 6 is a block diagram showing the overall configuration of the electric rice cooker system of the present invention,

7 is a flowchart for explaining the operation of the electric rice cooker system of the present invention,

8 is a perspective view of a small automatic rice cooker system according to another embodiment of the present invention,

9 is a front sectional view of the system shown in FIG. 8;

10 is a cross sectional plan view of the system shown in FIG. 8;

Figure 11 schematically shows the connection state of the present invention and the external rice reservoir.

* Explanation of symbols for main parts of the drawings

100 housing 110 steam outlet

120: exhaust fan 130: carrying handle

200: rice supply unit 210: rice inlet

212 cover 220: on-off valve

230: outlet 240: rice supply pipe

250: fixed-supply pump 260: temporary storage

270: discharge valve 300: rice cooker

310: lid 400: rice cooker seat

410: drive motor 500: integrated nozzle

510: lifting means 510 ': turning means

520: water supply pipe 530: air supply pipe

540: ultrasonic generator 550: water level detector

560: drain pipe 600: setting unit

700: control unit 800: water purification unit

900 display unit 1000 sensor unit

P1: water supply port P2: drainage port

Claims (5)

Located on one side of the upper portion of the housing 100 has an opening and closing rice inlet 210 is formed in the upper portion and has an opening and closing valve 220 which is electrically opened and closed to discharge the rice stored therein in any amount therein A rice supply unit 200 in which an outlet 230 is formed; It is located in the lower portion of the housing 100 is installed to be retractable in the interior of the housing 100, the rice cooker seating portion 400 is seated on the top of the rice cooker 300 is opened and closed; Located on the other side of the upper portion of the housing 100 and the lifting operation by the lifting means 510 while supplying the washing water and air and ultrasonic waves for washing the rice introduced into the rice cooker 300 at the same time by the rice inside the rice cooker 300 Water level pipe 520 for washing, air supply pipe 530, the ultrasonic generator 540 and the water level sensor 550 for detecting the water level in the rice cooker 300 and the drain pipe 560 for draining the water to wash the rice The integrated nozzle unit 500 is installed integrally; A setting unit 600 which is provided at the front outside of the housing 100 to reserve the required amount of rice, the state of the rice, and cooking time; And a control unit 700 for controlling the rice supply unit 200, the rice cooker 300, the rice cooker seating unit 400, and the integrated nozzle unit 500 according to the setting signal of the setting unit 600. Small automatic rice cooker system. The method according to claim 1, The lid 310 of the rice cooker 300 is lifted from the rice cooker 300 by the lid opening and closing means 320 formed of a horizontal rotating motor 322 and a vertical rotating motor 324 and rotated laterally to the rice cooker 300. Small automatic rice cooker system, characterized in that the input of rice into the interior and the entry of the integrated nozzle unit 500 is enabled. The method according to claim 1, The water supplied to the water supply pipe 520 is purified water passing through the water purification unit 800 provided in the housing 100 itself, and the water purification unit 800 includes multi-stage filters 810 to 814. Water passing through the filters 810 to 814 is stored in separate hot / cold water storage tanks 820 and 830 in addition to the water supply pipe 520, and the water stored in the hot / cold water storage tanks 820 and 830 is in front of the housing 100. Small automatic rice cooker system characterized in that the drinking water through the hot / cold water discharge cock (822,832) provided on the top. The method according to claim 1, The integrated nozzle unit 500 is supported by the nozzle tube guide 501 to be elevated in a vertical state, and a rack gear unit 502 is formed outside the integrated nozzle unit 500, and the rack gear unit ( 502 is a miniature, characterized in that the gear is coupled to the pinion gear 514 coupled to the shaft 512 of the drive motor 511 constituting the lifting means 510 is operated by the forward and reverse rotation of the drive motor 511 Automatic Electric Rice Cooker System. From the external rice reservoir (B) is pumped through the rice supply pipe 240 to the temporary storage unit 260 made of a hopper form on the housing 100 by the metering supply pump 250, the temporary storage unit 260 At the bottom of the rice supply unit 200 is formed with a discharge valve 270 that is electrically opened and closed operation; Located on the lower portion of the housing 100 is installed to be retractable inside the housing 100, the lid 310 is opened and closed by the lid opening and closing means 320 made of a horizontal rotation motor 322 on the top 300 ) And the field pot seating unit 400 is seated; Located on the other side of the upper portion of the housing 100, while the lifting and turning operation by the lifting means 510 and the turning means 510 'while simultaneously supplying the washing water and air and ultrasonic waves for washing the rice introduced into the cooker 300 The water supply pipe 520, the air supply pipe 530, the ultrasonic generator 540, and the water level detector 550 for washing the rice inside the cooker 300 to wash the rice in the rice cooker 300 and the rice An integrated nozzle unit 500 having an integrated drain pipe 560 for draining water; A setting unit 600 which is provided at the front outside of the housing 100 to reserve the required amount of rice, the state of the rice, and cooking time; And a control unit 700 for controlling the rice supply unit 200, the rice cooker 300, the rice cooker seating unit 400, and the integrated nozzle unit 500 according to the setting signal of the setting unit 600. Small automatic rice cooker system.