JP2001118133A - Heater of beverage in container and vending machine of beverage provided with it - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent time for heating from becoming extremely long in spite of continuously heating plural beverages in containers. SOLUTION: This heater of beverages in a container is provided with a tank 2 for storing hot water, a liquid heating means 35 for heating the warm water in the tank 2 to 95 deg.C, a container holding means 7 consisting of a metallic cylinder of a size, to which the container 6 can be inserted, and holding the container 6 so as to make the beverage 6 in contact with the warm water and to make the top face of the container 6 higher than the surface of the warm water by an opening part 23 formed in the warm water, and a heat storing means 23 loading a heat storing material 25 emitting latent heat (heat of solidification) when the temperature of the warm water becomes about 80 deg.C and consisting of an aluminum container 26 soaked in the warm water. Thus, the beverage in the container 6 is speedily heated even by a power source of an AC 100 V system without regard to the material, the manufacturing method and the shape of the container. Thus, even when plural beverages 6 are heated consecutively, the temperature of the warm water is not lowered easily and the time of heating never becomes extremely long.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a device for heating a beverage in a container for heating a beverage in a container such as a canned beverage or a PET bottled beverage in a short time at the time of sale, and to a beverage vending machine provided with the device.

[0002]

2. Description of the Related Art As a method for heating a beverage in a can in a short period of time, there is a method using induction heating or hot water decay. Technologies aiming at quality improvement and energy saving are disclosed.

[0003] For example, one method of heating canned beverages by induction heating is described in Japanese Patent Application Laid-Open No. 7-325971. Japanese Patent Application Laid-Open No. 7-325971 relates to a heating device for canned food and drink, which rapidly heats a canned beverage by an induction heating coil.

[0004] As a method of heating canned beverages by hot water bathing, there is a method described in JP-A-5-342471. The device described in Japanese Patent Application Laid-Open No. 5-342471 is provided with a hot tub for heating canned beverage, and a means for vibrating the canned beverage in the hot tub, and automatically supplies the canned beverage to the hot tub. After the elapse of a predetermined time, the stored product is heated in a short time by discharging the canned beverage to the outside of the hot tub so that the quality is not deteriorated regardless of the material of the metal can and the manufacturing method. It does not use high heat that degrades product quality, and uses a power supply similar to a household power supply.

[0005]

However, in the conventional heating method described in Japanese Patent Application Laid-Open No. 7-325971, large power (for example, AC2) is used to shorten the heating time.
When a 100 V AC power supply, which is a normal household power supply, is used, only about 1 kW of power can be obtained even with efficient heating, and the heating time is prolonged. Would. Also, only metal cans can be used, and depending on the material of the metal can (steel can or aluminum can), the method of manufacturing the can (weld can or adhesive can), or the shape, the heating efficiency may be significantly different or uneven heating may occur. There is.

Further, in the conventional heating method described in Japanese Patent Application Laid-Open No. 5-342471, when a large canned beverage such as 350 g is continuously heated, the temperature of the hot water gradually increases even if a 1 kW heater is inserted. There is a problem that the temperature decreases and the heating time increases.

The present invention solves the above-mentioned conventional problems. Even with an AC 100 V power supply, the beverage in the container can be rapidly heated regardless of the material, manufacturing method, and shape of the container containing the beverage. It is an object of the present invention to prevent a heating time from being extremely long even if a plurality of beverages in a container are continuously heated.

[0008]

SUMMARY OF THE INVENTION In order to achieve this object, the present invention relates to a method of placing a container containing a drink in a liquid heated to a predetermined temperature, heating the liquid by heat exchange with the liquid, and storing heat. Thus, the liquid is kept warm and the temperature of the liquid is prevented from lowering.

Thus, even with an AC 100 V power supply, regardless of the material, manufacturing method, and shape of the container containing the beverage,
The beverage in the container can be rapidly heated, and even if a plurality of beverages in a container are continuously heated, the heating time can be prevented from becoming extremely long.

[0010]

BEST MODE FOR CARRYING OUT THE INVENTION
A heating device for the beverage in a container, a tank for storing the liquid, a liquid heating means for heating the liquid in the tank to a predetermined temperature, a heat storage means provided so as to be able to exchange heat with the liquid in the tank; Container holding means for holding the container containing the beverage in the tank in contact with the liquid of the liquid, put the container containing the beverage in the liquid heated to a predetermined temperature, and By heating by heat exchange, the beverage in the container can be rapidly heated, regardless of the material, manufacturing method, and shape of the container containing the beverage, even with an AC 100 V power supply. By providing heat exchange means so as to be exchangeable, keeping the liquid warm and suppressing the temperature drop of the liquid, the liquid temperature does not easily decrease even if the plurality of beverages in containers are continuously heated, and the heating time does not become extremely long. To It is having an effect.

According to a second aspect of the present invention, in the first aspect of the invention, the heat storage means is constituted by a heat storage material having a melting temperature higher than a target heating temperature of the beverage in a container. Even if the temperature decreases, the heat storage material emits heat of coagulation at a temperature higher than the target temperature for heating the beverage, so that the liquid temperature is less likely to decrease and the heating time does not become extremely long.

According to a third aspect of the present invention, in the first aspect of the invention, the heat storage means is disposed in the liquid in the tank. Even if the beverage in a container is continuously heated, the liquid temperature is less likely to decrease and the heating time does not become extremely long.

According to a fourth aspect of the present invention, in the first aspect of the invention, the heat storage means is disposed on a side wall surface in the tank, and a large heat exchange area between the heat storage means and the liquid can be obtained. In addition, the heat loss from the liquid flowing in the tank can be reduced, and even if a plurality of beverages in a container are continuously heated, the liquid temperature is hardly lowered and the heating time does not become extremely long.

According to a fifth aspect of the present invention, a beverage vending machine is provided with the apparatus for heating a beverage in a container according to any one of the first to fourth aspects. In addition to the effect of the invention, the present invention has an effect that the transfer of the container to the heating device and the removal of the container from the heating device can be performed automatically.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.

(Embodiment 1) FIG. 1 is a schematic vertical sectional view showing a state in which a hatch is closed in a container-containing beverage heating apparatus according to Embodiment 1 of the present invention, and FIG. FIG. 3 is a schematic longitudinal sectional view of the heating device with a hatch opened.

In FIGS. 1 and 2, reference numeral 1 denotes a main body of a heating device, which comprises a tank 2 for storing about 4 liters of hot water and a hatch 3. The tank 2 and the hatch 3 are connected by a hinge 4 and open and close 90 degrees. Reference numeral 5 denotes a heater for heating the hot water, and the temperature of the hot water is constantly controlled to 95 ° C. by a thermistor and hot water temperature control means described later.

Reference numeral 6 denotes a beverage container, which will be described as a canned beverage in the present embodiment. Numeral 7 is a container holding means for holding the beverage container 6 in the tank 2, and is made of a cylindrical metal having an inner diameter larger than the maximum diameter of various beverage containers. Further, the upper end of the container holding means 7 is arranged so as to be at a position higher than the liquid level of the hot water.

Reference numeral 8 denotes a float as container lifting means, which moves up and down inside the container holding means 7. Reference numeral 9 denotes a bottom plate that raises and lowers the beverage container 6 in accordance with lifting and lowering of the float 8. Reference numeral 10 denotes a bottom support shaft provided on the center axis of the bottom of the container holding means 7 and rotatably supported by a bottom bearing 11 provided on the bottom of the tank 2.

Reference numeral 12 denotes a cylindrical bearing for supporting the cylindrical container holding lower stage 7, which is fixed to an opening provided in the upper part of the tank 2. Reference numeral 13 denotes a container holding side coupling provided on the upper end circumferential portion of the container holding means 7, which is connected to an opening / closing lid side coupling 14 described later when the hatch 3 is closed by rotating the container holding means 7 when the hatch 3 is closed. .

Reference numeral 15 denotes an opening / closing lid, which is a container pressing means. The opening / closing lid 15 covers the upper surface of the container holding means 7 when the hatch 3 is closed. Reference numeral 16 denotes an opening / closing lid support shaft provided on the central axis of the opening / closing lid 15, one end of which is attached to the opening / closing lid 15 via an opening / closing lid bearing 17, and the other end is fixed to the hatch 3.

Reference numeral 18 denotes a motor which is a main component of the rotating means.
It is attached to hatch 3. The torque of the motor 18 is transmitted to the opening / closing lid 15 via the pulley 19 and the belt 20. The rotational force of the opening / closing lid 15 is transmitted to the container holding means 7 by a coupling, and the opening / closing lid 15 and the container holding means 7 rotate simultaneously.

Numeral 21 denotes an infrared sensor which is an infrared detecting means disposed in the opening / closing lid support shaft 16, and
Is inserted, the hatch 3 is closed, the top surface of the beverage container 6 is opposed, and infrared light emitted from the top surface is detected to measure the temperature of the content beverage.

At this time, since the beverage container 6 is subjected to a pressure to be pushed upward by the float 8, the top surface of the beverage container 6 is pressed against the opening / closing lid 15 at a position higher than the level of the hot water, and Warm water is prevented from entering between the top surface of the container 6 and the infrared sensor 21 and the top surface of the beverage container 6.

In the case of a canned beverage, there is a drink called a pull-dop on the top surface of the drink container 6, and the above-mentioned structure has a structure in which hot water does not touch the drink. Also, since warm water does not enter between the infrared sensor 21 and the top surface of the beverage container 6, accurate temperature detection is possible.

A lock mechanism 22 locks and unlocks the hatch 3. It is composed of an inverted L-shaped hook and a spring. In the present embodiment, the lock mechanism 22 is manually operated to open and close the hatch 3.

Reference numeral 23 denotes a heat storage means laid in the tank 2 so as to be immersed in the hot water, and keeps the temperature of the hot water by contacting the hot water and performing heat exchange.

When the hatch 3 is opened, the beverage container 6 is pushed up by the buoyancy of the float 8, so that the beverage container 6 after heating is easily taken out.

FIG. 3 is a longitudinal sectional view of the heat storage means 23 of the apparatus for heating beverage in a container according to the present embodiment. In FIG.
Reference numeral 24 denotes an aluminum container filled with a heat storage material 25 and has an internal volume of about 1 liter. The heat storage material 25 is made of polyethylene glycol or the like as a base material and has a solidification temperature (melting temperature) of about 80 ° C. Coagulation temperature 80
The reason for selecting a temperature of about ° C is that it is necessary to be higher than the target heating temperature of the beverage (55 ° C), and when the temperature of the hot water becomes 70 ° C or lower, the heating time of the beverage becomes longer.
This is because heating of the beverage is stopped until the hot water temperature returns to 95 ° C.

The aluminum container 24 is immersed in warm water to enhance heat exchange with warm water. With this configuration, the temperature of the hot water decreases due to continuous heating. When the temperature reaches about 80 ° C., the heat storage material starts to solidify and releases solidification heat (latent heat) to prevent the temperature of the hot water from lowering. Generally, the amount of latent heat at this time is about 50 kca1 / kg. Reference numeral 26 denotes a pressure release port opened to the atmosphere, which protects the aluminum container 24 from volume expansion / contraction caused by melting / solidification of the heat storage material.

FIG. 4 is a structural view of the container holding means 7 of the apparatus for heating a beverage in a container according to the present embodiment. FIG. 5 shows A in FIG.
It is sectional drawing of the container holding means 7 cut | disconnected by the -A 'line. In FIGS. 4 and 5, reference numeral 27 denotes a plurality of openings formed by hollowing out the cylindrical side surface of the container holding means 7 and has a large area open to hot water. For this reason, the beverage container 6 is
In contact with warm water while being held by

Reference numeral 28 denotes a slit provided on the side surface of the column, and serves as a guide through which a projection 29 provided on the outer edge of the bottom plate 9 passes vertically. Since the projections 29a and 29b of the bottom plate 9 protrude outward from the slits 28a and 28b of the container holding means 7, the bottom plate 9 also rotates simultaneously with the rotation of the container holding means 7.

FIG. 6 is a block diagram showing a control system of the apparatus for heating a beverage in a container according to the present embodiment. In FIG.
A lock SW 30 outputs a lock signal in conjunction with the lock mechanism 22 when the hatch 3 is closed. Numeral 31 denotes a beverage heating control unit which detects a beverage temperature by inputting a detection signal of the infrared sensor 21 in the locked state, and sets a motor 18 until the heating target temperature (set to 55 ° C., which is the temperature at which hot beverages can be drunk) is reached. To heat the beverage. And 55 ° C
Then, the motor 18 is stopped and the buzzer 32 is sounded to notify the end of the heating.

A thermistor 33 provided in the tank 2 detects the temperature of hot water. Numeral 34 denotes hot water temperature control means for controlling energization of the heater 5 so that the hot water temperature is always about 95 ° C. The hot water temperature control means 34 determines that the hot water temperature is 70 ° C.
In the following cases, since the heating time of the beverage becomes longer, a signal for suspending the heating of the beverage until the hot water temperature recovers to 95 ° C. is output to the beverage heating control means 31. The liquid heating means 35 is
It is composed of a heater 5, a thermistor 33, and a hot water temperature control means 34.

The power supply of the heating apparatus is AC100V.
(15A), and a household outlet can be used.

The operation of the apparatus for heating a beverage in a container configured as described above will be briefly described.

First, the lock is released, the hatch 3 is opened, the beverage container 6 is inserted into the container holding means 7, and the hatch 3 is opened.
Close and lock. Thereafter, the temperature of the beverage is detected by the infrared sensor 21. If the temperature is 55 ° C. or lower, the motor 18 is driven to heat the beverage. Since the beverage container 6 rotates in warm water (95 ° C.), heat transfer from the warm water to the contents drink is promoted, and the contents drink is also agitated, so that the drink is rapidly heated. Then, when the beverage temperature reaches 55 ° C., the drive of the motor 18 is stopped and the buzzer 32 is sounded to notify the end of the heating. When the heating is completed, the lock is released, the hatch 3 is opened, and the beverage container 6 heated to a temperature suitable for drinking is taken out.

FIG. 7 is a characteristic diagram showing the heating characteristics of the heating device for beverages in containers according to the present embodiment.

In this heating apparatus, the time required to heat a canned beverage (340 g) having an initial temperature of 5 ° C. to 55 ° C. is about 20 seconds, and the rotation speed of the container holding means 7 (the rotation speed of the beverage container 6) is It is about 1500 rotations. At this time, the calorie applied to the canned beverage was calculated to be about 3.5 kW of electric power.
This corresponds to the energy applied for 0 seconds.

FIG. 8 is a characteristic diagram showing a change in hot water temperature during continuous heating of the heating device for beverages in a container according to the present embodiment.

Here, the continuous heating means heating a canned beverage (340 g) having an initial temperature of 5 ° C. continuously for 20 seconds. When one can is heated, a 1 kW heater is continuously applied to 4 liters of hot water. The hot water temperature drops by about 3 deg even when electricity is supplied. FIG. 7 is a characteristic diagram showing a change in the hot water temperature when the heating is performed continuously from 95 ° C. at this ratio. The solid line indicates the characteristic when the heat storage means 23 is provided, and the dotted line indicates the characteristic when the heat storage means 23 is not provided. . 8, the number of continuous heating (up to a hot water temperature of 70 ° C.) is about eight when the heat storage means 23 is not provided, whereas when the heat storage means 23 is provided, the heat of solidification is released from around 80 ° C. , And the continuous heating of 10 or more wires becomes possible.

In the characteristic diagram of FIG. 8, for the sake of simplicity, it is assumed that a calorific value of 3.5 kW can be applied to the canned beverage even if the temperature of the hot water is lowered. The amount of heat that can be applied to canned beverages from hot water decreases. Therefore, the lower the warm water temperature, the longer the heating time.

As described above, the apparatus for heating beverage in a container according to the present embodiment includes the tank 2 for storing about 4 liters of hot water and the liquid heating means for heating the hot water in the tank 2 to a predetermined temperature (95 ° C.). 35 and the opening 23 which is made of a cylindrical metal having an inner diameter larger than the maximum diameter of the various beverage containers 6 and is opened in the warm water, the warm water and the beverage container 6 come into contact with each other, and the top surface of the beverage container 6 is Container holding means 7 for holding the beverage container 6 so as to be higher than the surface, a float 8 disposed below the beverage container 6 in the container holding means 7 to generate buoyancy for pushing up the beverage container 6, and container holding means 7 A rotating means having a motor 18 as a main component for rotating the container holding means 7 while holding the beverage container 6, an opening / closing lid 15 connected to the upper end of the container holding means 7 and rotating simultaneously with the container holding means 7; Open Closing the central axis of the cover 15 cover the bearing 17
An infrared detection system comprising an opening / closing lid support shaft 16 fixed via an opening and an infrared sensor 21 disposed inside the opening / closing lid support shaft 16 and detecting infrared rays emitted from the container top surface facing the top surface of the beverage container 6 Means, beverage heating control means 27 for determining that heating is completed when the infrared radiation temperature (beverage temperature) reaches the heating target temperature (55 ° C.), and releases latent heat (coagulation heat) when the hot water temperature reaches about 80 ° C. A heat storage means 23 comprising an aluminum container 26 filled with a heat storage material 25 and immersed in warm water.

Then, the beverage container 6 is heated to a predetermined temperature (95 ° C.).
The hot water is heated by heat exchange with hot water, so that the beverage in the beverage container 6 can be rapidly irrespective of the material, manufacturing method and shape of the beverage container 6 even with an AC 100 V power supply. In addition, the heat storage means 23 is provided so as to be able to exchange heat with the hot water in the tank 2 so as to keep the hot water warm and suppress the temperature drop of the hot water, thereby heating the plurality of beverage containers 6 continuously. Even though, the temperature of the hot water is hardly lowered, and the heating time does not become extremely long.

Further, by rotating the beverage container 6 at about 1500 rpm in contact with hot water at 95 ° C., the heating efficiency is improved, and even with an AC 100 V power supply, the material, manufacturing method and shape of the beverage container 6 can be reduced. Without any harm, a 340g canned beverage can quickly rise from 5 ° C to 55 ° C in about 20 seconds.

Further, the heat storage means 23 composed of an aluminum container 26 filled with the heat storage material 25 is immersed in warm water to improve the heat exchange property with the warm water so that a plurality of container beverages can be prepared. Even in the case of continuous heating, it is possible to prevent the temperature of the hot water from lowering and to suppress an increase in the heating time.

Further, the top surface of the beverage container 6 having the drinking spout is made higher than the liquid surface of the hot water, and the top surface of the beverage container 6 is pressed against the opening / closing lid 15 by the buoyancy of the float 8 by the infrared sensor 21. Since the temperature of the top surface of the beverage container 6 is detected, hot water does not enter between the infrared sensor 21 and the top surface of the beverage container 6 and accurate temperature detection becomes possible.
Accurate temperature control can be performed irrespective of the initial temperature and heat capacity of the beverage, and water droplets can be prevented from adhering to the drinking mouth of the beverage container 6.

Further, after the heating is completed, the beverage container 6 comes out of the insertion opening by the buoyancy of the float 8 just by opening the hatch 3, so that the beverage container 6 can be easily taken out with a simple structure.

Although the description has been simplified in the present embodiment, the aluminum container 24 of the heat storage means 23 may be made of another material as long as it has good thermal conductivity. It is needless to say that the heat exchange property can be further improved by applying the heat treatment. Further, a heat storage material having a solidification temperature (melting temperature) of about 80 ° C. was selected. However, it is more effective to select a heat storage material having a higher solidification temperature of about 90 ° C.

(Embodiment 2) FIG. 9 is a schematic longitudinal sectional view showing a state in which a hatch is closed in a heating apparatus for beverage in a container according to Embodiment 2 of the present invention. Note that the same components as those in the first embodiment are denoted by the same reference numerals, and detailed description thereof will be omitted.

In FIG. 9, reference numeral 36 denotes a heat storage means provided on the side wall surface in the tank 2. The material of the container of the heat storage means 36 and the base material of the heat storage material are the same as in the first embodiment. Also,
A heat insulating material (not shown) is wound further outside the heat storage means 36.

As described above, in the apparatus for heating beverage in a container according to the present embodiment, the heat storage means 36 is disposed on the side wall surface in the tank 2, and the heat exchange area between the heat storage means 36 and hot water is reduced. The heat loss from the warm water flowing in the tank 2 can be reduced by rotating the container holding means 7 while holding the beverage container 6 while holding the beverage container 6, and even if a plurality of beverages in containers are heated continuously. The temperature of the liquid is less likely to fall, and the heating time does not become extremely long.

(Embodiment 3) FIG. 10 is a schematic front view of a beverage vending machine provided with a heating device for a beverage in a container according to Embodiment 2.

In FIG. 10, 37 is a beverage vending machine,
38 is a display dummy, 39 is a coin slot,
40 is a return lever, and 41 is a change take-out port. 4
Reference numerals 2 and 43 denote selection buttons. The upper selection button 42 can select a cold beverage, and the lower selection button 43 can select a hot beverage. Reference numeral 44 denotes an outlet for taking out the selected canned beverage.

FIG. 11 is a process chart showing a process up to the sale of canned beverages in a beverage vending machine provided with a heating device for beverages in containers according to the second embodiment.

In FIG. 11, reference numeral 45 denotes a column for storing a plurality of types of canned beverages, and a small canned beverage 46 (250 g).
(A, B) and large canned beverage 47 (3
40g). Although the actual number of columns of a beverage vending machine is about 20 to 30, the present embodiment simplifies the structure.

Reference numeral 48 denotes a container transport means,
At 43, the canned beverage selected by the consumer is transported to the container-based beverage heating device 1. Then, in the same manner as in Embodiment 1, the heating device 1 for a beverage in a container heats the canned beverage to a drinkable temperature (about 55 ° C.).

The beverage vending machine 37 cools the canned beverage in the column 45 to about 5 ° C. by a cooling device (not shown). When the consumer selects a hot beverage, the beverage vending machine 37 uses the container-drinking beverage heating device 1. Heat and sell.

Numeral 49 denotes a container removing means, which takes out the heated canned beverage from the beverage heating device 1 in the container and discharges it to the outlet 44. In this case, the length of the float 3 is made as long as possible (for example, about 1.5 times the length of the beverage container) so that the beverage container 6 completely comes out of the container holding means 7 when the hatch 3 is opened. This makes it easier to discharge the beverage in the container from the heating means 1.

The hatch 3 of the heating device 1 for beverages in containers
Opening and closing is automatically performed by incorporating a hatch opening / closing means (not shown).

On the other hand, when the consumer selects the cold beverage, the can beverage is directly discharged from the column 45 to the outlet 44.

As described above, the beverage vending machine provided with the heating device for beverage in a container according to the present embodiment is a container transporting device for transporting selected canned beverages 46 and 47 to the heating device 1 for beverage in a container. 48, and a container take-out means 49 for taking out canned beverages from the container-containing beverage heating device 1 and discharging the canned beverages to the takeout port 44, so that the canned beverages are automatically conveyed, heated and taken out, and kept cool until the point of sale. The heated beverage can be quickly sold for sale.

In this embodiment, the case where the present invention is applied to a beverage vending machine for selling canned beverages has been described.
Similar effects can be obtained by applying the present invention to a vending machine that sells ET bottled beverages and paper-packed beverages.

[0064]

As described above, according to the first aspect of the present invention, a heating device for a beverage in a container includes a tank for storing a liquid, and a liquid heating means for heating the liquid in the tank to a predetermined temperature.
Heat storage means provided so as to be able to exchange heat with the liquid in the tank, and container holding means for holding a container containing a beverage in the tank in a state of contact with the liquid in the tank, By placing the container containing the beverage in a liquid heated to a predetermined temperature and heating by exchanging heat with the liquid, even with an AC 100 V power supply, the material, manufacturing method, and shape of the container containing the beverage are related. In addition, the beverage in the container can be rapidly heated, and the heat storage means is provided so as to be able to exchange heat with the liquid in the tank to keep the liquid warm and suppress the temperature drop of the liquid. There is an effect that the liquid temperature is hardly lowered even if the liquid is continuously heated, and the heating time does not become extremely long.

According to a second aspect of the present invention, in the first aspect of the present invention, the heat storage means is formed of a heat storage material having a melting temperature higher than a target heating temperature of the beverage in a container. Even if the temperature decreases, the heat storage material emits heat of coagulation at a temperature higher than the target heating temperature of the beverage, so that the liquid temperature is more difficult to lower and the heating time does not become extremely long.

According to a third aspect of the present invention, in the first aspect of the invention, the heat storage means is disposed in the liquid in the tank. Even if the beverage in a container is continuously heated, there is an effect that the liquid temperature is hardly lowered and the heating time is not extremely long.

According to a fourth aspect of the present invention, in the first aspect of the invention, the heat storage means is disposed on a side wall surface in the tank, and a large heat exchange area between the heat storage means and the liquid can be obtained. In addition, heat loss from the liquid flowing in the tank can be reduced, so that even if a plurality of beverages in a container are continuously heated, the liquid temperature is hardly lowered and the heating time does not become extremely long.

A fifth aspect of the present invention provides a beverage vending machine equipped with the apparatus for heating a beverage in a container according to any one of the first to fourth aspects. In addition to the effect of the invention, there is an effect that the transfer of the container to the heating device and the removal of the container from the heating device can be performed automatically.

[Brief description of the drawings]

FIG. 1 is a schematic longitudinal sectional view of a heating device for a beverage in a container according to a first embodiment of the present invention when a hatch is closed.

FIG. 2 is a schematic vertical cross-sectional view when the hatch of the heating device for a beverage in a container according to the embodiment is opened.

FIG. 3 is a vertical cross-sectional view of a heat storage unit used in the container heating apparatus of the embodiment.

FIG. 4 is a side view showing the configuration of a container holding means used in the apparatus for heating a beverage in a container according to the embodiment;

FIG. 5 is a sectional view taken along line A-A ′ of FIG. 4;

FIG. 6 is a block diagram showing a control system of the heating device for the beverage in a container according to the embodiment;

FIG. 7 is a characteristic diagram showing a relationship between a heating time of the beverage in a container and a temperature of the beverage according to the embodiment.

FIG. 8 is a characteristic diagram showing a change in hot water temperature during continuous heating of the heating device for a beverage in a container according to the embodiment.

FIG. 9 is a schematic longitudinal sectional view when the hatch of the heating device for a beverage in a container according to the second embodiment of the present invention is closed.

FIG. 10 is a schematic front view of a beverage vending machine according to Embodiment 3 of the present invention.

FIG. 11 is a process chart showing a process up to sale of a canned beverage in the beverage vending machine of the embodiment.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 Heating device for beverage in container 2 Tank 6 Drink in container 7 Container holding means 23, 36 Heat storage means 35 Liquid heating means 37 Beverage vending machine

 ────────────────────────────────────────────────── ─── Continuing on the front page (72) Gen Nojima 4-2-5 Takaida Hondori, Higashiosaka-shi, Osaka Matsushita Refrigerator Co., Ltd. F-term (reference) 3E044 AA01 BA01 CA02 CC08 CC10 DB16 EA12 EA20 EB08 FB02 FB11 FB13 3E046 BA03 BA06 BB03 BB04 GA08

Claims (5)

[Claims] 1. A tank for storing a liquid, a liquid heating means for heating the liquid in the tank to a predetermined temperature, a heat storage means provided to be able to exchange heat with the liquid in the tank, A container-holding means for holding a container containing the beverage in the tank in contact with the container; 2. The heating device for a container-filled beverage according to claim 1, wherein the heat storage means is made of a heat storage material having a melting temperature higher than a target heating temperature of the container-containing beverage. 3. The apparatus for heating a beverage in a container according to claim 1, wherein the heat storage means is arranged in the liquid in the tank. 4. The apparatus for heating beverage in a container according to claim 1, wherein the heat storage means is disposed on a side wall surface in the tank. 5. A beverage vending machine provided with the heating device for a beverage in a container according to any one of claims 1 to 4.