KR101372338B1 - Vending machine for korean cake - Google Patents

Abstract

The rice cake vending machine according to the present invention is a power supply unit for supplying power, receiving power from the power supply unit, the payment unit is made by any one of the credit card, transportation card, bills, coins, payment is made by the payment unit After activated and activated, a product selection unit for selecting the type of rice cake, a loading unit for individually packing and loading the raw materials according to the type of the rice cake including rice flour, the product selected by the product selection unit external from the loading unit Discharging unit for discharging to, the cooking portion containing the rice cake discharged through the discharge portion and the cooking portion having a steam supply for providing steam in the rice cake cooking container, and supplying or blocking water to the steam supply Including a water supply valve, the steam supply unit detects the water level inside the steam supply to maintain a constant water level To lock the water level sensor, a pressure sensor for sensing the pressure of the water vapor generated inside the steam supply unit, and heating the water to be supplied to the steam supply unit and is characterized in that parts made of the heating device for generating steam.

Description

Rice cake vending machine {Vending machine for korean cake}

The present invention relates to a rice cake vending machine. More specifically, a single rice cake vending machine can carry out the purchase of rice cake raw material and rice cake cooking at the same time, so that consumers can cook the desired rice cake on the vending machine and eat it immediately without having to visit the rice cake shop. Power consumption can be reduced by assisting the power supply through solar or solar power generation, and the desired product type and quantity can be easily selected through the product selection unit, and the type and quantity of products sold through the counting unit can be easily Not only can be checked, but also provided with a coffee providing unit relates to a rice cake vending machine that can consume rice cake and coffee at the same time in one vending machine without a consumer to buy coffee separately.

Tteok, our traditional food, can be said to be an integral part of the traditional culture that has long passed the soul and sentiment of our nation with its long history. Rice cake is a food eaten by steaming or cooking grains. It is mainly made of glutinous rice or non-glutinous rice. In Korea, rice cakes are indispensable during the celebrations of the ceremonial occasions, as well as during the holidays, baby's hundred days or stones, or birthdays.

Since rice cakes are processed foods based on cereals, they can be used as a substitute for meals or snacks while reducing risks such as the accumulation of cholesterol.

In the case of traditional rice cake, it provides nutrition to human body by combining starch foods such as rice, bean, nuts, protein and fat components, and dry fruit, mugwort, Seunggeumcho, Seokgi, Bokryeong, Creation, Songsongja, Taro, etc. Help your health. In addition, recently, fruit cakes with added fruit to suit the taste of modern people have been released.

In general, in order to make rice cakes, the rice is called and milled to make rice powder and boiled in a steamer, so that it takes a relatively long time to prepare compared to western fast foods that are quickly cooked like hamburgers. There are disadvantages.

Although rice cakes have many benefits in terms of nutrition and health, there is a problem in that they are not widely spread to modern people who are used to fast and easy eating because they cannot be prepared on the fly whenever requested by the buyer. .

In addition, once the rice cake is manufactured, it is difficult to maintain the state immediately after the manufacture and the shelf life is limited. Therefore, according to the general distribution method, the amount of stock and waste is always present from the producer's point of view. There is a problem in that it is not easy to eat the rice cakes in a state of gratitude.

The present invention has been made to solve the above problems, in particular, the consumer can immediately cook the desired rice cake without the need to visit the bakery, can be eaten immediately, reduce the power consumption, the kind of products desired It is easy to select the quantity and quantity, and it is easy to check the type and quantity of products sold, as well as the rice cake vending machine that can consume rice cake and coffee at the same time without having to purchase coffee separately. The purpose is to provide.

Rice cake vending machine according to an embodiment of the present invention devised to achieve the above object is a power supply for supplying power; A payment unit receiving power from the power supply unit and making payment by any one of a credit card, a transportation card, a bill, and a coin; A product selection unit which is activated and operated after payment is made by the payment unit, and selects a type of rice cake; A loading unit for individually packing and loading raw materials according to the type of the rice cake, including rice flour; A discharge unit for discharging the product selected by the product selection unit from the loading unit to the outside; A cooking unit having a rice cake cooking container accommodating the rice cake material discharged through the discharge unit and a steam supply unit providing steam in the rice cake cooking container; And a water supply valve unit supplying or blocking water to the steam supply unit. The steam supply unit may include: a water level sensor unit configured to detect a water level inside the steam supply unit to maintain a constant water level; A pressure sensor unit for detecting a pressure of steam generated inside the steam supply unit; And a heater unit for heating water to be supplied to the steam supply unit to generate water vapor.

According to another embodiment of the present invention, the water supply valve unit compares the detected water level with a predetermined reference water level, and if the detected water level is lower than the set water level to supply water before operating the heater unit, The heater unit compares the sensed pressure with a preset minimum pressure and operates when the sensed pressure is lower than the minimum pressure, and the pressure sensor unit may maintain the pressure supplied to each cooking unit in a predetermined state. .

According to another embodiment of the present invention, the rice cake vending machine generates a power supply through solar or solar power generation unit for supplying to the power supply; The counter may further include a counting unit provided in at least one of the product selection unit, the loading unit, and the discharge unit to count the number of products sold.

According to the present invention, the purchase of the mochi raw material and the mochi cooking can be performed at the same time through a single rice cake vending machine, so that consumers can immediately cook the desired rice cake through the vending machine without having to visit the rice cake shop. It works.

In addition, according to the present invention can reduce the power consumption by assisting the power supply through solar or solar power generation, can easily select the desired type and number of products through the product selection unit, the type of products sold through the counting unit There is an effect that can easily check the quantity.

In addition, according to the present invention by having a coffee providing unit, there is an effect that the consumer can intake the rice cake and coffee at the same time in one vending machine without purchasing coffee separately.

1 is a block diagram of a rice cake vending machine according to a preferred embodiment of the present invention;
2 is a perspective view of a rice cake vending machine according to a preferred embodiment of the present invention;
3 is a perspective view of the rice cake cooking vessel and the steam providing unit provided in the cooking unit of FIG.
4 is a vertical cross-sectional view of FIG.
5 and 6 are cross-sectional views of the steam generator,
7 is a block diagram showing an operation configuration associated with cooking rice cake during operation of the rice cake vending machine according to a preferred embodiment of the present invention;
8 is a flowchart illustrating an operation control associated with cooking rice cake of a rice cake vending machine according to a preferred embodiment of the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the drawings, the same reference numerals are used to designate the same or similar components throughout the drawings. In the following description of the present invention, a detailed description of known functions and configurations incorporated herein will be omitted when it may make the subject matter of the present invention rather unclear. In addition, the preferred embodiments of the present invention will be described below, but it is needless to say that the technical idea of the present invention is not limited thereto and can be variously modified by those skilled in the art.

1 is a block diagram of a rice cake vending machine according to a preferred embodiment of the present invention. 2 is a perspective view of a rice cake vending machine according to a preferred embodiment of the present invention. 3 is a perspective view of the rice cake cooking vessel and the steam providing unit provided in the cooking unit of FIG. 4 is a vertical cross-sectional view of FIG. 3.

1 and 2, the rice cake vending machine according to the preferred embodiment of the present invention, the power generation unit 2, the power supply unit 4, the control unit 6, the payment unit 8, the product selection unit 10 , A loading part 12, a discharge part 14, a counting part 16, a cooking part 18, and an advertisement part 20.

The power generation unit 2 generates electric power through solar light or solar power generation.

In the case of photovoltaic power generation, for example, solar panels are used to generate power.

In the case of solar power generation, solar energy is collected and converted into heat, and converted into electric power by a heat engine. Solar heat may be converted into electric power by a heat engine, or absorb heat using a heat collecting plate or heat collecting tube, and then heat water to produce steam directly. However, it does not limit the development method of the power generation unit here.

The power supply unit 4 supplies power using the power generated by the power generation unit 2. If the power supplied by the power generation unit 2 is not sufficient, it is preferable to configure complementary to replace the commercial power.

The control unit 6 is settled by the payment unit 8, and when the consumer selects the type and quantity of the product by the product selection unit 10, the discharge unit 14 by the type and quantity selected by the loading unit 12 To be discharged. In addition, the control unit 6 interlocks the stacking unit 12 or the discharge unit 14 and the counting unit 16 so as to accurately count the number of products sold.

The payment unit 8 receives power from the power supply unit 4 and allows payment to be made by any one of a credit card, a transportation card, a bill, and a coin.

The product selection unit 10 is activated and operated after payment is made by the payment unit 8. The product selection unit 10 is provided with a plurality of buttons to select the type and quantity of the desired rice cake. For example, the product selection unit 10 is provided with a menu such as pumpkin rice cake, snow white rice cake, mugwort rice cake, shiru-teok rice cake, etc., it is preferable to be able to select the desired quantity.

The loading unit 12 is a portion in which raw materials according to types of rice cakes are individually packed and loaded according to types, including rice flour. In a separate package, a mixture of the main ingredients of rice cakes such as rice flour and subsidiary materials of rice cakes such as wormwood, pumpkin, raisins and nuts are accommodated, depending on the type of rice cake.

The discharge unit 14 discharges the product selected by the product selection unit 10 from the loading unit 12 to the outside.

The counting unit 16 may be provided in at least one of the product selection unit 10, the loading unit 12, and the discharge unit 14 to count how many products have been sold, thereby counting how much the product has been sold. .

When the counting unit 16 is provided in the product selector 10, the quantity of products sold may be counted by type based on the number of times each button constituting the product selector 10 is pressed.

When the counting unit 16 is provided in the stacking unit 12, an optical sensor or the like is mounted at the lower end of the stacking unit 12 for each product to count the number of products passing through the stacking unit 12 and add the counts. It can be implemented in a way.

When the counting unit 16 is provided in the discharge unit 14, a weight sensor or the like may be mounted on the discharge unit 14 to count the quantity of products dropped to the discharge unit 14.

When the counting unit 16 is installed in the product selection unit 10, the loading unit 12, and the discharge unit 14, respectively, or in any two selected parts, the counting accuracy can be further improved. In addition, the counting unit 16 may be provided on the front of the rice cake vending machine so that consumers can check the information on the sale of popular products and refer to the product selection, and the cover of the vending machine so that only the vending machine operator can check it. It can also be implemented so that it can be checked.

The cooking unit 18 includes a rice cake cooking container 41 in which the rice cake material discharged through the discharge unit 14 is accommodated, and a steam supply unit 45 which supplies steam to the rice cake cooking container 41, thereby providing rice cake raw material. The steamed rice cake is cooked by supplying steam with high temperature and high pressure. The consumer takes out the rice cake material selected by the user through the discharge unit 14, opens the cover of the cooking unit 18, tears off the wrapping paper of the rice cake raw material, puts the contents in the rice cake cooking container 41, and closes the cover to steam the rice cake. This supply is completed and cooking is completed (the illustration of the rice cake cooking container 41 and the steam supply part 45 is abbreviate | omitted in FIG. 2).

At this time, the cover of the cooking unit 18 is preferably made of a transparent material so that consumers can observe the process of cooking rice cake from the outside. And, the cooking time of the cooking unit 18 is preferably adjusted to the temperature and pressure of the steam supplied through the steam supply unit 45 so that approximately 40 to 60 seconds.

Although not shown, the coffee provider may be provided together so that the consumer may drink coffee together while eating rice cake. Coffee may be provided by mixing hot water heated through solar heat to coffee powder contained in a paper cup, such as a general coffee machine. In addition, when the coffee is supplied into the cooking unit 18 in the form of can coffee, the coffee may be provided by heating the can coffee by steam provided when cooking rice cake. Here, the coffee providing method is not limited.

The advertisement unit 20 is provided in a space between the front portion of the rice cake vending machine, for example, the product selection unit 10 and the cooking unit 18, so that an advertisement using an advertisement board or an advertisement using a display device can be performed.

3 and 4, the cooking unit 18 includes a rice cake cooking container 41 and a steam supply unit 45.

Rice cake cooking container 41 may be formed in a bowl shape having an upper opening, the upper opening is sealed by a container cover (42). The rice cake cooking container 41 is sealed by a container cover 42 after a mixture of a main material 43 such as rice flour and a subsidiary material 44 such as wormwood, pumpkin, raisins, and nuts is accommodated.

The container cover 42 may be coupled to the rice cake container 41 by a conventional container airtight method such as heat bonding or interference fitting. In addition, if necessary, the storage space 47 is formed on the upper surface or the lower surface of the container cover 42, and a spoon- or fork-shaped simple eating utensil for eating rice cakes cooked inside the storage space 47. The 47a may be combined in a housed or detachable form.

The steam supply part 45 is inserted through the lower surface of the rice cake cooking container 41. The steam may be supplied through the steam supply unit 45 by heating the water by the power supply unit 4 or through the steam supply unit 45 by heating the water through solar heat collection.

Specifically, one end of the steam supply unit 45 is configured to be located outside the rice cake cooking container 41 and the other end is located inside the rice cake cooking container 41. At this time, the other end is formed with a plurality of through-holes (45a) so that the high-temperature, high-pressure steam flowing from one end can be evenly sprayed to the entire inside of the rice cake cooking container 41 at a speed.

In addition, one end of the steam supply unit 45 may be coupled to the sealing cap 46 that can be removed by the user when cooking rice cake.

5 and 6 are cross-sectional views of the steam generator.

The steam generator 50 is provided below the cooking unit 18 to provide steam of the high temperature and high pressure to the steam supply unit 45. The steam generating unit 50 generates a water vapor within a predetermined pressure and temperature range by heating the water supply water, the housing 51 forming a space therein, the water supply pipe 52 supplying water into the housing 51, and the water supplied to the water. And a heater unit 53.

At this time, the housing 51 is preferably formed in a sealed space so that water vapor generated therein does not leak to the outside, it is preferable that the housing 51 is composed of a pressure-resistant material, such as metal or reinforced plastic that can withstand a certain pressure of the vapor pressure.

The heater 53 is installed below the housing 51 to heat water supplied from the water supply pipe 52 to generate water vapor. The heating unit 53 may be configured by a heater device or a heat storage device operated by an external power source.

Outside the heater unit 53, a cover 55 may be further provided to prevent foreign substances such as moss of water from being attached to the outer surface of the heater unit 53 to reduce heat transfer efficiency. It is preferable that the inside of the cover 55 is filled with a heat medium 56 having excellent heat transfer coefficient to further improve the heat transfer efficiency.

The steam generating unit 50 configured as described above generates water vapor having a temperature and pressure within a predetermined range by heating water supplied by the heater unit 53 after water is supplied by a predetermined level through the water supply pipe 52. Let's go. The steam forms a vapor pressure within a predetermined range in the inner upper space of the housing 51 (that is, the space above the water surface) and is discharged to the steam supply 45 of the cooking unit 18.

7 is a block diagram showing an operation configuration related to rice cake cooking of the operation of the rice cake vending machine according to a preferred embodiment of the present invention, Figure 8 is an operation control related to rice cake cooking of the rice cake vending machine according to a preferred embodiment of the present invention It is a flowchart for explaining.

The input unit 61 is a portion for inputting a signal for selecting the pressure control valve unit 57 to apply or operate the main power supplied to the rice cake vending machine.

The display unit 62 displays the input signal or the overall operating state of the rice cake vending machine and is installed at one side of the housing 51.

The pressure sensor unit 65 detects the pressure of the steam generated in the steam supply unit 45, so that steam is injected at a predetermined pressure and temperature so that the rice cake maintains the same taste.

The water level sensor 110 detects the water level inside the steam supply unit 45 to maintain a constant water level.

A signal for selecting the pressure control valve unit 57 to be operated by the user is input to the input unit 61, and the controller 6 determines the output of the pressure sensor unit 65 and the water level sensor unit 110. The operation of the water supply valve 54 and the pressure control valve unit 57 is controlled.

The control unit 6 controls the pressure control valve unit 57 to be operated for a predetermined time using the timer unit 120. In addition, the control unit 6 may recognize the contents input to the input unit 61, the output of the pressure sensor unit 65 and the water level sensor unit 110, and the operating state of the water supply valve and the pressure control valve unit 57. A function of displaying on the display unit 62 is performed.

Referring to FIG. 8, after the power is first applied, the control unit 6 receives a selection signal of the pressure control valve unit 57 from the user through the input unit 61 (S100 and S110).

When the step S110 is completed, the control unit 6 detects the water level inside the steam supply unit 45 using the water level sensor unit 110 (S120), and determines whether the detected water level exceeds a predetermined minimum water level ( S130).

At this time, the minimum water level is a value set in advance by the user or the device manufacturer, when operating the rice cake vending machine according to the present invention for a predetermined time is the heating device 53 is exposed to the outside of the water surface to waste overheating or unnecessary energy It is preferable that the water level is set at a level capable of stably generating steam through effective heat transfer with the supplied water.

If the detected water level is less than the minimum water level as a result of the determination in step S130, the controller 6 drives the water supply valve unit to supply water until the minimum water level is maintained (S140).

On the other hand, if the detected water level exceeds the minimum level as a result of the determination of step S130, the control unit 6 detects the steam pressure inside the steam supply unit 45 using the pressure sensor unit 65 (S150). It is determined whether the given steam pressure is less than the preset maximum pressure (S160).

In addition, the maximum pressure is a value which is set in advance by a user or a device manufacturer, and is preferably set in consideration of the capacity and the pressure resistance characteristic of the steam supply unit 45.

On the other hand, if the detected steam pressure is less than the maximum pressure as a result of the determination in step S160 the control unit 6 operates the heating unit 53 to heat the water stored in the housing 51 (S170), the detected pressure is If the maximum pressure or more, the step S200 to be described later is performed without operating the heater 53 so that the pressure inside the housing 51 no longer rises.

When the step S170 is completed, the control unit 6 determines whether the pressure detected in the step S150 exceeds a predetermined minimum pressure (S180), and if the determination result is smaller than the minimum pressure to the heating of the heating device unit 53 As a result, the pressure is re-detected until the steam pressure inside the steam supply unit 45 becomes greater than or equal to the minimum pressure (S190).

On the other hand, if the detected pressure exceeds the minimum pressure, the controller 6 operates the pressure control valve unit selected in step S110 to discharge the steam in the housing 51 to the outside at a constant pressure (S200).

At this time, the minimum pressure is a value set in advance by the user or the manufacturer of the device means a pressure that can be completely steamed by the steam supplied with the rice cake material, which is as described above of the rice cake cooking container It is preferable to set experimentally in consideration of the capacity, the characteristics of the rice cake material, the cooking time of the rice cake and the stability of the apparatus.

In addition, when performing the step S200, the control unit 6 operates a timer to determine whether the operation time of the pressure control valve unit operated in the step S200 exceeds a preset time (S210 to S230), and the determination result is exceeded. In this case, the rice cake material contained in the rice cake cooking container is completely steamed to determine that the rice cake is completed, thereby preventing unnecessary waste of steam by turning off the pressure control valve in operation (S240).

On the other hand, if the operation time of the pressure control valve unit operated as a result of the determination of step S230 is less than the set time, the control unit 6 repeats the above-described steps S220 and S230.

In this way, the purchase of rice cake raw material and rice cake cooking can be carried out at the same time through a single rice cake vending machine, so that consumers can immediately cook and eat the desired rice cake through the vending machine without having to visit the rice cake shop. do.

It will be apparent to those skilled in the art that various modifications, substitutions and substitutions are possible, without departing from the scope and spirit of the invention as disclosed in the accompanying claims. will be. Accordingly, the embodiments disclosed in the present invention and the accompanying drawings are not intended to limit the technical spirit of the present invention but to describe the present invention, and the scope of the technical idea of the present invention is not limited by the embodiments and the accompanying drawings. . The protection scope of the present invention should be interpreted by the following claims, and all technical ideas within the equivalent scope should be interpreted as being included in the scope of the present invention.

2-Power Generation 4-Power
6-control unit 8-payment unit
10-Product Selection 12-Stacking Section
14-discharge section 16-counting section
18-cooking unit 20-advertising unit
41-Rice Cake Container 42-Container Cover
45-Steam supply 46-Sealing cap
47-Storage 47a-Kitchen utensils

Claims (3)

A power supply for supplying power;
A payment unit receiving power from the power supply unit and making payment by any one of a credit card, a transportation card, a bill, and a coin;
A product selection unit which is activated and operated after payment is made by the payment unit, and selects a type of rice cake;
A loading unit for individually packing and loading raw materials according to the type of the rice cake, including rice flour;
A discharge unit for discharging the product selected by the product selection unit from the loading unit to the outside;
A cooking unit including a rice cake cooking container accommodating the rice cake discharged through the discharge unit and a steam supply unit providing steam to the rice cake cooking container; And
As a rice cake vending machine comprising a water supply valve unit for supplying or blocking water to the steam supply unit,
The steam supply unit detects the water level inside the steam supply unit to maintain a constant water level, a pressure sensor unit for detecting the pressure of the steam generated in the steam supply unit, and the water to be supplied to the steam supply unit It includes a heater unit for heating the steam to generate water,
The water supply valve unit compares the detected water level with a preset reference water level, and when the detected water level is lower than the set water level, supplies water before operating the heater unit,
The heater unit is controlled to compare the sensed pressure with a preset minimum pressure and to operate when the sensed pressure is lower than the minimum pressure.
The pressure sensor unit is controlled to maintain the pressure supplied to each cooking unit in a predetermined state. delete The method of claim 1,
A power generation unit for generating power through solar or solar power generation and supplying the power to the power supply unit;
A counting unit provided in at least one of the product selection unit, the loading unit, and the discharge unit to count the number of products sold
Rice cake vending machine characterized in that it further comprises.

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