JPH05120528A - Drink can and device for automatic vending machine with induction heater - Google Patents

Abstract

PURPOSE:To obtain a safe automatic vending machine with induction heater not applying heat accidentally even when a drink with high viscosity or a carbonic acid drink is inputted accidentally by providing two mark discrimination means at positions confronting with the cover plane of a can, and heating only a can drink for which it is discriminated that a mark exists by one of the means. CONSTITUTION:The mark 15 representing permission to heat is attached in the center of the can bottom cover of the can drink 2, and the two mark discrimination means 15a, 15b are provided at the positions confronting with the cover plane of the can 2 so as to detect the mark 15 on the can bottom cover even when the can drink 2 housed in a goods housing device 5 is directed in either direction. Only the can drink for which it is discriminated that the mark exists by one of the two mark discrimination means 15a, 15b is heated by a heating coil 12 via a heat control means 16. Thereby, it is possible to prevent the surface of a non-heatable can from being burned due to the heating of the can, or to evade a danger such as the explosion of the can even when the non-heatable can for the drink with high viscosity or the carbonic acid drink, etc., is inputted to the goods housing device 5 for heat sales accidentally.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a beverage can for use in an automatic vending machine with an induction heating device for inductively heating and selling hot drinks of canned beverages such as coffee (hereinafter referred to as canned beverage) at the time of sale, and It concerns the vending machine.

[0002]

2. Description of the Related Art In recent years, there is an automatic vending machine with an induction heating device that applies induction heating technology as disclosed in Japanese Patent Laid-Open No. 53-41295 to heat and sell canned beverages in a short time at the time of sale. Has been invented.

An example of a conventional vending machine with an induction heating device will be described below with reference to the drawings. FIG. 4 is a front view of a conventional vending machine with an induction heating device, and FIG. 5 is a sectional view taken along the line II ′ of FIG.

In the figure, reference numeral 1 is a main body of a vending machine with an induction heating device, in which a canned beverage 2 such as coffee is stored, and a known storage chamber 3 for supplying the canned beverage 2 one by one.
A cold-sale product storage device 4 and a hot-sale product storage device 5 are installed.

Below the above-mentioned product storage device, a cold sale releasing means 6 and a warm sale releasing means 7 are provided, respectively. Reference numeral 8 denotes a door body that is opened when an operator who replaces the canned beverage 2 in the storage room 3 stores the canned beverage 2. A cold sale switch 9 for activating the cold sale release means 6 on the front side, and a hot sale release means 7 The hot sale switch 10 and the sale opening 11 for operating the are formed. 12 is a canned beverage that is sold hot
It is a heating coil for inductively heating and is provided below the hot-sale product storage device 5.

The operation of the vending machine with an induction heating device configured as described above will be described.

First, when the cold-sale switch 9 is pressed, the cold-sale release means 6 is activated to release the canned beverage 2 chilled from the cold-sale commodity storage device 4 to the selling port 11. Next, when the hot sale switch 10 is pressed, the hot sale release means 7 is activated, and one canned beverage 2 that has been refrigerated or warmed is released from the hot sale product storage device 5 and introduced into the heating coil 12. Then, high frequency power is supplied to the heating coil 12 to raise the temperature of the canned beverage to the hot selling temperature by induction heating, and then the canned beverage 2 is carried out to the selling port 11.

[0008]

However, in such a structure, there is a possibility that the surface of the can is charred when a high-viscosity beverage with poor convection is heated. Further, there is a possibility of explosion when heating a high-pressure beverage such as a carbonated beverage. High viscosity drinks can be dealt with by lowering the heating output, but there is a problem that the heating time becomes long. This kind of vending machine should have the heating time as short as possible.

Therefore, high-viscosity beverages and carbonated beverages are excluded from hot sale by induction heating. However, if the operator who replaces the product of the vending machine 1 with the induction heating device mistakenly inserts a high-viscosity drink or a carbonated drink into the hot-sale product storage device 5, the can surface burns or the can explodes as described above. There was a problem that

In view of the above problems, it is an object of the present invention to provide a safe vending machine with an induction heating device that does not erroneously heat a high-viscosity beverage or a carbonated beverage even if the beverage is erroneously charged.

[0011]

In order to solve the above-mentioned problems, the beverage can of the present invention is provided with a mark for distinguishing whether or not it can be heated in the center of the bottom lid of the can which can be easily marked. is there.

Further, the vending machine with an induction heating device of the present invention has a mark on a can bottom lid of a heatable canned beverage, a heating coil for inductively heating the canned beverage, and a product storage for distinguishing the mark. Two mark discriminating means provided at positions facing the lid surface of the can so that the mark on the can bottom lid can be detected regardless of the orientation of the can beverage stored in the device, and the two mark discriminating means. One of the means is provided with a heating control means for heating only the canned beverage determined to have the mark.

[0013]

According to the present invention, with the above configuration, even when an operator who replaces a product in an automatic vending machine with an induction heating device mistakenly inserts a high-viscosity drink or a carbonated drink into the hot-sale product storage device, the lid surface of the can The mark on the can bottom lid can be detected by the two mark discriminating means provided at a position facing each other regardless of the orientation of the can beverage stored in the product storage device, and either one of the mark discriminating means can heat. Since only the canned beverage that is determined to be possible is heated, it is possible to provide a safe vending machine with an induction heating device that does not pose a risk of burning the surface of the can or exploding the can.

[0014]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An automatic vending machine with an induction heating device according to an embodiment of the present invention will be described below with reference to the drawings. 1 is a control block diagram showing an embodiment of the present invention, FIG. 2A is a side sectional view of the vending machine with an induction heating device of FIG.
(B) is a front view of the hot-sale commodity storage device in (a). The detailed description of the same parts as the conventional example will be omitted.

In the figure, 13 is a product outlet of the cold-sale product storage device 4, and 14 is a product outlet of the hot-sale product storage device 5. Reference numerals 15a and 15b are first mark discrimination means and second mark discrimination means using a reflection type optical sensor, and whether the canned beverage to be heated from now is a can to which a low-viscosity beverage such as coffee is applied, or a soup or the like. In order to determine whether a high viscosity drink can be applied without heating, when there is no reflected light due to the mark 15 of the color with poor reflectance of the light applied to the center part of the bottom lid of the heated application can, When it is, it is determined that it is a heating non-applicable can, and it faces the upper and lower lids of the next canned beverage in the hot-sale product storage device 5 so that it can be detected in either direction. It is provided to do so.

Reference numeral 16 is a heating control means, the hot sale switch 10 and the first mark discrimination means 15a and the second mark discrimination means 15b are connected to the input, and the hot sale release means 7 is connected to the output. The heating coil 12 is connected to the heating completion carrying-out means 17 for carrying out the can to the selling port when the heating is completed.

The operation of the vending machine with an induction heating device constructed as above will be described with reference to the operation flowchart shown in FIG. First, in step 1, heating control means 1
Reference numeral 6 denotes a first mark determination means 15a and a second mark determination means 15b which are mark determination signals indicating whether or not there is a mark on the bottom lid of the can that is released at the time of the next hot sale in the hot-sale product storage device 5. Enter from. Next, in step 2, it is determined whether or not the hot sale switch 10 is turned on. When it is turned on, the process proceeds to the next step 3, and the hot sale releasing means 7
Is activated to introduce the canned beverage into the heating coil 12.

Next, in step 4, the first mark discrimination means 15a and the second mark discrimination means 15b inputted in advance are inputted.
The presence or absence of the mark 15 is determined by the mark determination signal from the above, and if it is determined that there is a mark in either one, it is determined as a heating application can, and induction heating is performed in step 5. When the heating is completed, in step 6, the heating completion carry-out means 17 (not shown) is operated to carry out the canned beverage to the selling port and the heating and sales are completed.

If it is determined in step 4 that there is no mark, it is determined that the can is not applied with heating, and the heating end carry-out means 17 is operated without carrying out heating to carry out the canned beverage to the selling port.

As described above, according to this embodiment, even if a non-heat-applied can such as a high-viscosity drink or carbonated drink is erroneously placed in the hot-sale product storage device 5, the hot-sale product storage device 5 is placed at a position facing the lid surface of the can. With the two mark determining means 15a and 15b provided, the mark 15 on the can bottom lid can be detected regardless of the orientation of the canned beverage 2 stored in the hot sale product storage device 5, and it is determined that heating is possible. Since only the canned beverage is heated, it is possible to provide a safe vending machine with an induction heating device that does not pose a risk of burning the surface of the can or exploding the can.

[0021]

As is apparent from the above examples, the beverage can of the present invention has a mark at the center of the bottom of the can bottom, so that the product image is generally not lost. In addition, the vending machine with an induction heating device is a vending machine that sells a canned beverage with a mark on the can bottom lid to indicate that the canned beverage that can be heated is heated. A coil, two mark discrimination means provided at a position facing the lid surface of the can of the commodity storage device for discriminating the mark, and a can whose one of the two mark discrimination means has a mark. Since it is equipped with heating control means that heats only the beverage, the operator who replaces the product in the vending machine erroneously put a non-heated can of high-viscosity drink or carbonated drink into the hot-sale product storage device. Even in this case, since only the canned beverage that is determined to be heatable by the mark determination means is heated, the canister surface to which heating is not applied is mistakenly heated as in the conventional case and the can surface is burnt,
There is no danger of the can exploding, it is safe, and the practical effect is extremely large.

[Brief description of drawings]

FIG. 1 is a control block diagram of a vending machine with an induction heating device showing an embodiment of the present invention.

FIG. 2 (a) is a side sectional view of the vending machine with an induction heating device according to the present invention. FIG. 2 (b) is a front view of the hot-sale commodity storage device in FIG.

FIG. 3 is a flowchart showing the operation.

FIG. 4 is a front view of a conventional vending machine with an induction heating device.

5 is a cross-sectional view taken along the line I-I ′ of FIG.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Vending machine with an induction heating device 2 Canned beverages 5 Product storage device 12 Heating coil 15 Mark 15a 1st mark discrimination means 15b 2nd mark discrimination means 16 Heating control means

Claims (2)

[Claims] 1. A beverage can for an automatic vending machine with an induction heating device, which is provided with a mark for determining whether or not it can be heated in the center of the can bottom lid. 2. A mark provided on a can bottom lid that indicates that a canned beverage that can be heated is heatable, a heating coil that induction heats the canned beverage, and a lid face of a can of a product storage device for distinguishing the mark. Induction heating, characterized in that it comprises two mark discrimination means provided at positions to be heated, and heating control means for heating only the canned beverage in which one of the two mark discrimination means discriminates that there is a mark. Vending machine with device.