JPH0581541A - Cooling device for automatic cup type vending machine - Google Patents

Abstract

PURPOSE:To easily and conveniently hold water in a water tank to be clean by providing a filter device which filters water. CONSTITUTION:At the time set at a time switch, a pump 42 is started, and the water in a water tank 17 suck up from a sucking port 39 is filtered by a filter 45, and discharged from a discharging port 44 to the water tank 17. After the lapse of a prescribed time set at the time switch, the pump 42 is stopped. In this way, the water in the water tank 17 is periodically filtered by a filter device 38. Thus, the water in the water tank 17 can be used for a long time without appropriately exchanging the water for the new water, and the water in the water tank 17 can be held to be clean even when it is polluted due to the intrusion of a foreign matter such as a material or a dust at the time of supplying concentrated solution such as syrup being the material of beverage to a material container 27. Therefore, the water can be prevented from getting rotten, and bacteria or waterweeds can be prevented from breeding in the water.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a beverage for a cup-type vending machine for producing and manufacturing cold beverages such as cola and juice in a container such as a cup, which is produced by cooking in the body of the beverage, and the beverage as a raw material of the beverage. The present invention relates to a liquid intermediate product produced in the process of cooking and manufacturing from water, a concentrated liquid such as cola and syrup, which is a raw material of a beverage, and a cooling device for cooling diluted water such as drinking water and carbonated water added to the concentrated liquid. ..

[0002]

2. Description of the Related Art In a conventional cup-type vending machine that sells cold beverages, such as cola and juice, which are prepared and cooked in a machine body, in a container such as a cup, the mixture is premixed and cooked. The cola, which was stored in the fuselage,
Cooling beverages such as juice as they are,
A cold beverage may be produced by a so-called premix method. In addition, the extract liquid extracted from granular coffee beans and the like, which is generated in the process of manufacturing a beverage from powdered, granular, or liquid raw materials stored in the machine body, the dissolved liquid in which the powdered raw materials are dissolved, etc. Concentrates such as intermediate products and syrups,
There is a case where a cold beverage is manufactured by a so-called post-mix method, in which diluting water for diluting the concentrated liquid is separately cooled to finally make a cold beverage in the body. When a cold beverage is produced from a concentrated liquid such as syrup stored in the fuselage, this concentrated liquid and the carbon dioxide gas filled in the high pressure gas cylinder stored and installed in the fuselage are dissolved in drinking water under high pressure. Diluted water such as carbonated water and drinking water produced in this way are separately cooled and poured into a stirrer or directly into a container, and stirred and mixed with each other in this stirrer or container to prepare a cold beverage. A cold drink is produced by the post-mix method. Even if it is a cold beverage manufactured by either manufacturing method,
Beverages or intermediate products, concentrates that are the raw materials for beverages,
Diluting water and the like are cooled by a cooling device installed inside the machine body and supplied in a predetermined amount each time they are sold. Such a cooling device generally includes a water tank for storing water. The water in the water tank is cooled by a refrigerator to be cold water, and the inside of a cooling pipe immersed in the cold water is an intermediate product of a beverage, a concentrated liquid, Cool with dilution water. On the other hand, tap water supplied from outside the aircraft is generally used for the water in the aquarium.However, if the same water is used for a long period of time, the water in the aquarium may be replenished with raw materials inside the aircraft. Raw materials such as powder, granules, and liquids, and foreign substances such as dust are mixed and contaminated or decomposed. for that reason,
This foreign matter, bacteria and algae that grow in the water in the aquarium,
It adheres to the outer surface of an evaporator, which is a component of a refrigerator immersed in water in a water tank, or a cooling pipe through which intermediate products of beverages, concentrated liquids, diluted water, etc. pass, and reduces the cooling efficiency of the cooling device. Therefore, it is necessary to appropriately replace the water in the water tank with new water. A cooling device for a conventional cup type vending machine of this type is shown in FIGS. 2 and 3. FIG. 2 is a front view of a main part of a cup-type vending machine according to the present invention, showing an internal configuration including a cooling device, with a door covering a front opening of a frame opened, and FIG. It is a partial longitudinal section principal part front view showing composition of a cooling device of a vending machine.

In FIGS. 2 and 3, reference numeral 1 denotes a frame whose front surface is open. The front opening of the frame 1 is covered with a door 2 which is rotatably supported by the frame 1. The door 2 and the frame 1 constitute a machine body 3 that forms the outer peripheral surface of the cup-type vending machine. At the lower part of the door 2, there is formed a take-out port 4 which is opened on both front and rear sides and through which a product as a beverage is taken out. Inside the frame 1, on the upper left side, the containers 5 such as cups housed inside are dropped and discharged one by one from the lower end each time they are sold, and placed at the lower position in the frame 1 corresponding to the outlet 4. A cup supply device 7 for supplying the container 5 on which the container 5 is placed is provided. A funnel-shaped cup shooter 8 is disposed between the cup supply device 7 and the cradle 6, and the cup shooter 8 serves as the cup supply device 7.
The container 5 discharged from the container is guided and placed on the pedestal 6.
In addition, a compressor 9, a condenser 10, a capillary tube 11, an evaporator 12, a dryer 13, an accumulator 14, and a blower 15 for blowing air to the condenser 10 are provided on the inner bottom of the frame 1.
And a water tank 17 placed on the bottom surface of the frame 1 in which water inside is cooled by the refrigerator 16.
A cooling device 18 composed of is installed. A drain port 19 for draining the water in the water tank 17 is formed at the bottom of the right end of the water tank 17 of the cooling device 18, and one end is connected to the drain port 19 and has a flexible bellows-like drainage. The other end of the hose 20 is detachably supported on the upper end of the right side surface of the water tank 17 via a latch 21. On the left side of the water tank 17, a coiled evaporator 12 for cooling the water in the water tank 17 is submerged in water, and the water in the water tank 17 is cooled by the evaporator 12 and becomes cold water. Detects the temperature of this water, starts and stops the refrigerator 16, and keeps the temperature of the water in the water tank 17 at a low temperature at which this water does not freeze.
7, the tip of a temperature sensor 22 disposed on the left side of 7 is close to the evaporator 12, and above the evaporator 12, the water tank 1
7 is rotated by an electric motor 23 disposed on the water tank 1
Stirring blades 24 that stir so that the entire water in 7 becomes a uniform temperature are located inside the evaporator 12 and are immersed therein. Further, in the water on the right side of the evaporator 12 in the water tank 17, a pair of cooling pipes each having one end connected to a nozzle 25 supported on the top of the receiving stand 6 with its tip facing the container 5 on the receiving stand 6. A coil-shaped intermediate portion of 26 is soaked with a plurality of raw material containers 27 containing concentrated liquids of various beverages such as syrup sandwiched therebetween. One end of the pair of cooling pipes 26 is disposed in the water tank 17 to produce carbonated water, and a carbonated water producing device (not shown) is provided with an opening / closing valve and a throttle valve (not shown). The raw material container 27 is connected to the inside of the container 27 via a detector 28 and a pump 29 for detecting whether or not the remaining amount of the concentrated liquid in the raw material container 27 is equal to or more than a specified amount. Further, the carbonated water production apparatus (not shown) is a high-pressure gas cylinder 31 filled with carbon dioxide gas, which is arranged behind the left end of the water tank 17 via a check valve and a pressure reducing valve 30 (not shown).
Is connected to the bottom of a water tank 33 that stores drinking water, which is tap water supplied from the outside of the body 3 through a filter 32 in the center of the right end of the frame 1 and a check valve and a pump 34 (not shown). Connected.

In the operation of the cup type automatic vending machine having the above-described structure, the container 5 is guided from the cup supply device 7 to the cup shooter 8 and supplied onto the cradle 6 in response to a sales command signal. At the same time, the pump 29 is activated to push the concentrated liquid of the beverage in the raw material container 27 into the cooling pipe 26, and the cooling pipe 26 passes through the cooling pipe 26 while being cooled by the cold water in the water tank 17. A predetermined amount is poured into the container 5. On the other hand, in a carbonated water production device (not shown), high-pressure carbon dioxide gas that is decompressed and supplied from the high-pressure gas cylinder 31 by the decompression valve 30 is dissolved in the drinking water that is supplied from the water storage tank 33 by the pump 34 to dilute water that is carbonated water Is being manufactured while it is on sale. This diluting water is pushed out by the pressure of carbon dioxide when the opening / closing valve (not shown) is opened by the sales command signal, the flow rate of which is adjusted by the throttle valve (not shown), and the water tank 1
A predetermined amount is poured from the nozzle 25 into the container 5 on the pedestal 6 while passing through the cooling pipe 26 while being cooled by the cold water inside 7. A concentrated liquid and a diluting liquid when the cooled diluting water which is carbonated water poured into the container 5 and the concentrated liquid which is a raw material of the beverage such as syrup flow into the container 5 The mixture is agitated and mixed with each other at a relative flow rate of to form a beverage. The beverage in the container 5 is taken out by the customer through the take-out port 4.

An ice making machine 35 for producing ice is arranged in the upper right of the frame 1, and the drinking water supplied from the water storage tank 33 by the ice making machine 35 becomes ice. If the beverage to be sold is an ice-containing beverage, this ice is supplied and added to the beverage in the container 5 through the ice shooter 36 that guides the ice into the container 5 on the cradle 6 from the ice making machine 35. It is sold as a packaged beverage.

[0006]

By the way, in such a conventional cooling device for a cup type vending machine, on the bottom surface of the frame body 1, which is generally supplied from outside the machine body 3 with water and cooled by the evaporator 12. When the same water is used for a long period of time, the water in the water tank 17 placed in the tank is filled with foreign substances such as raw materials and dust when replenishing the raw material container 27 with a concentrated liquid such as syrup. Etc. are mixed and contaminated, and it rots. Therefore, foreign matter, bacteria mixed with foreign matter, bacteria that propagate in water in the water tank 17, algae, etc. immersed in the water in the water tank 17, the evaporator 12 which is a constituent element of the refrigerator 16 or the intermediate product of the beverage, Cooling pipe 26 for passing concentrated liquid, dilution water, etc.
Foreign matter, bacteria attached to the outer peripheral surface of the evaporator 12, the cooling pipe 26, etc., which is adhered to the outer peripheral surface such as , Algae or the like promote ice formation on the outer periphery of the evaporator 12, the cooling pipe 26, etc. to reduce the cooling efficiency of the cooling device 18, or the water in the water tank 17 freezes on the outer periphery to flow in the cooling pipe 26. There is a problem that the concentrated liquid, the diluted liquid, etc. freeze and clog the cooling pipe 26. for that reason,
It is necessary to keep the water in the water tank 17 clean, and the water in the water tank 17 is appropriately replaced with new water. In this exchange,
First, the tip of the drain hose 20 detachably supported on the upper end of the right side surface of the water tank 17 by the latch 21 is removed. Next, this tip is lowered below the surface of the water in the water tank 17 toward the inside of a drainage container such as a bucket (not shown). Then, aquarium 1
The water in 7 is discharged from the tip of the drain hose 20 into the drain container (not shown) through the drain port 19. The water discharged into this drainage container is thrown into a drainage channel (not shown) and the water tank 1
When the water in the water tank 7 is exhausted, the drinking water, which is tap water, is supplied from the water tank 33 into the water tank 17 to complete the replacement work of the water in the water tank 17. However, this aquarium 1
In the water exchange work in the water tank 7, the water volume in the water tank 17 is often much larger than the inner volume of a usable drainage container (not shown), and the water in the water tank 17 is not shown in the drainage container. There are a lot of times I go to a drain, etc.
In addition, when the water in the water tank 17 placed on the bottom of the frame 1 decreases and decreases, it interferes with the installation surface of the machine body 3 and the drain hose 20.
In many cases, it becomes difficult to sufficiently lower the tip of the water tank, which makes it difficult to drain the water in the water tank 17 by the drain hose 20, and there is a problem that it takes time.

Therefore, an object of the present invention is to provide a cooling device for a cup type vending machine which can keep the water in the water tank clean easily and without any trouble.

[0008]

In order to solve the above-mentioned problems, according to the present invention, cooling of a cup type vending machine for selling a cold beverage cooked and manufactured in a machine body in a container such as a cup is sold. A device having a water tank for storing water,
Via the water in the aquarium, the beverage, a liquid intermediate product produced in the process of cooking and manufacturing the beverage from the raw material of the beverage, a concentrated liquid such as syrup which is the raw material of the beverage,
A cooling device of a cup-type vending machine that cools a dilution water such as drinking water added to the concentrated liquid with a refrigerator is provided with a filtering device that filters the water.

In addition to the above, the filtering device is provided with a pump for sucking and pushing out the water in the water tank, and a filter for filtering the water pushed out by the pump.

Further, in addition to the above, it is assumed that the pump is of an electric type and is started / stopped by a time switch.

[0011]

[Behavior] Beverages that are cooked and manufactured in the machine body and sold in a container such as a cup, liquid intermediate products produced in the process of cooking and manufacturing the beverages from the raw materials, and syrup, which is the raw material of the beverages. It is equipped with a filtering device that cools the concentrated liquid, the dilution water such as drinking water added to this concentrated liquid, and is cooled by a refrigerator, and filters the water in a water tank that stores water. The raw materials for beverages, foreign substances such as dust mixed in the water in the water tank, the foreign substances, bacteria that propagate due to the mixing of these foreign substances, algae, etc.
Before adhering to the outer peripheral surface of the cooling pipe or the like, the water in the water tank can be appropriately filtered by a filter device to remove foreign matters, and thus the water in the water tank can be always kept clean.

In addition to the above, since the filtering device is provided with a pump for sucking and pushing out the water in the water tank and a filter for filtering the water pushed out by this pump, the water in the water tank is filtered. Can be appropriately filtered and kept clean.

Further, in addition to the above, since the pump is electrically driven and the start / stop control is performed by the time switch, the filter device is regularly started / stopped to regularly and automatically remove the water in the water tank. Can be filtered and kept clean.

[0014]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT An embodiment of the present invention will be described below with reference to FIGS. FIG. 1 is a front view of a main part of a longitudinal sectional view showing the structure of a cooling device for a cup type vending machine according to an embodiment of the present invention, and FIG. 2 shows a cooling device for a cup type vending machine which is the subject of the present invention. It is a principal part front view in the state which opened the door which covers the front opening of a frame which shows the internal composition containing. The same or the same parts as in FIG. 3 are designated by the same reference numerals.

In FIGS. 1 and 2, reference numeral 1 denotes a frame whose front surface is open. The front opening of the frame 1 is covered with a door 2 which is rotatably supported by the frame 1. And the frame 1 form a machine body 3 that forms the outer peripheral surface of the cup-type vending machine. At the lower part of the door 2, there is formed a take-out port 4 which is opened on both front and rear sides and through which a beverage product is taken out. Inside the frame 1, on the upper left side, containers 5 such as cups housed inside are dropped and discharged from the lower end one by one at each sale,
It is arranged at a lower position in the frame 1 corresponding to the outlet 4.
Cup supply device 7 for supplying onto a cradle 6 on which the container 5 is placed
Is provided. A funnel-shaped cup shooter 8 is arranged between the cup supply device 7 and the cradle 6, and the container 5 discharged from the cup supply device 7 is guided by the cup shooter 8 to receive the cradle 6. Listed above. Further, on the inner bottom of the frame 1, a compressor 9, a condenser 10, a capillary tube 11, an evaporator 12, a dryer 13, and an accumulator 1 are provided.
4, a refrigerator 16 composed of a blower 15 for blowing air to the condenser 10, and the inside water is cooled by the refrigerator 16.
A cooling device 37 including a water tank 17 placed on the bottom surface of the frame 1 as a constituent element is installed. This cooling device 37
The drain end 19 for draining the water in the water tank 17 is formed at the bottom of the right end of the water tank 17, and the other end of the flexible bellows-shaped drain hose 20 having one end connected to the drain hole 19 Is removably supported on the upper right side of the water tank 17 via a latch 21. A coiled evaporator 12 is immersed in water on the left side of the water tank 17, and the temperature of the water in the water tank 17, which is cooled by the evaporator 12, is detected to start / stop the refrigerator 16 to start / stop the water tank. In order to keep the temperature of the water inside 17 at a low temperature at which this water does not freeze, the tip of a temperature sensor 22 arranged on the left side of the water tank 17 is close to the evaporator 12 and above the evaporator 12. Electric motor 23 arranged on the water tank 17
The stirring blades 24, which are rotatably driven to stir so that the entire water in the water tank 17 has a uniform temperature, are located inside the evaporator 12 and immersed therein. A filter device 38 for filtering the water in the water tank 17 is disposed above the water tank 17 at the upper right of the evaporator 12, and the filter device 38 is used as the water tank 1.
The water in the water tank 17, which has been sucked in through the suction port 39 having the tip inserted near the bottom of the water in the water 7, is discharged through the check valve 40.
1, an electric pump 42 which is started and stopped by a time switch (not shown) and is filtered by a filter medium 43 containing activated carbon etc. Drainage port 44 formed on
And a box-shaped filter 45 having an open upper surface, which is discharged into the water tank 17. In the water on the right side of the suction port 39 in the water tank 17, a pair of cooling pipes 26 each having one end connected to a nozzle 25 supported on the upper portion of the receiving stand 6 with its tip directed toward the container 5 on the receiving stand 6. The coiled middle portion is soaked with a plurality of raw material containers 27 in which concentrated liquids of various beverages such as syrup are stored. A pair of cooling tubes 26
, One end of which is disposed in the water tank 17, which produces carbonated water, is connected to a carbonated water production device (not shown) through an opening / closing valve and a throttle valve (not shown), and the other end is inside the raw material container 27, etc. Are connected to each other via a detector 28 and a pump 29 which detect whether or not the remaining amount of the concentrated liquid in the raw material container 27 is equal to or more than a specified amount. The carbonated water production device (not shown)
A high-pressure gas cylinder 31 filled with carbon dioxide and disposed behind the left end of the water tank 17 via a check valve and a pressure reducing valve 30 not shown.
And a check valve (not shown) and a pump 3 (not shown) at the bottom of a water tank 33 that stores drinking water, which is tap water supplied from the outside of the body 3 through a filter 32 at the center of the right end of the frame 1.
It is connected via 4. The rest of the configuration is the same as the above-mentioned conventional example.

In the above-mentioned structure, the operation of the cup-type vending machine provided with the cooling device for the cup-type vending machine of the present invention at the time of sale is the same as that of the conventional example described above. The operation and function of the cooling device of the vending machine will be described below.

The cooling device for a cup-type vending machine according to the present invention is such that, at the time of sale, the beverage concentrate in the raw material container 27 and the high-pressure gas cylinder 3 are pushed out into the cooling pipe 26 by the pump 29.
The high-pressure carbon dioxide gas, which is supplied under reduced pressure from the pressure reducing valve 30 from 1,
Diluted water that is carbonated water that is dissolved in the drinking water supplied by the pump 34 from the water storage tank 33, is manufactured by a carbonated water manufacturing device (not shown), and is extruded by the pressure of carbon dioxide while the flow rate is adjusted by a throttle valve (not shown). And the like are cooled by the water in the water tank 17, which is cooled by the refrigerator 16 in the water tank 17 to become cold water. When the time set on the time switch (not shown) is reached, the pump 42 is activated to filter the water in the water tank 17 sucked from the suction port 39 with the filter 45 and discharge it into the water tank 17 from the drain port 44. The water in the water tank 17 is regularly filtered by the filtering device 38 in which the pump 42 is stopped when a predetermined time set in a time switch (not shown) has elapsed. Therefore, when the water in the water tank 17 is used for a long time without being properly replaced with new water and the concentrated liquid such as syrup, which is the raw material of the beverage, is replenished in the raw material container 27, foreign materials such as raw material and dust are used. Even if, for example, mixes with the water in the water tank 17 and contaminates this water, the water in the water tank 17 is always kept clean and does not rot, and bacteria, algae, etc. are present in the water in the water tank 17. It does not breed. Therefore, foreign matter, bacteria, and the like are formed on the outer peripheral surface of the evaporator 12, which is a component of the refrigerator 16 immersed in water in the water tank 17, or the cooling pipe 26 through which the intermediate product of the beverage, the concentrated liquid, the diluted water, and the like pass. The water in the water tank 17 is evaporated by the algae, etc., and the foreign matter, bacteria, algae, etc. hinder the stirring by the stirring blades 24.
It is possible to prevent the cooling efficiency of the cooling device 37 from being deteriorated due to freezing growth on the outer peripheral surfaces of the evaporator 12, the cooling tube 26 and the like due to foreign substances, bacteria, algae and the like attached to the outer peripheral surface of the cooling tube 26 and the like. Further, the freezing of the water in the water tank 17 on the outer periphery prevents the concentrated liquid, the diluted liquid, and the like flowing in the cooling pipe 26 from being frozen and clogging the cooling pipe 26. Therefore, the replacement work for replacing the water in the water tank 17 with new water is reduced, and the maintenance work of the cup-type vending machine is also reduced.

[0018]

According to the present invention, a beverage to be cooked and manufactured in the machine body and sold in a container such as a cup, a liquid intermediate product and a beverage produced in the process of cooking and manufacturing the beverage from the ingredients of the beverage. Concentrated liquid such as syrup, which is the raw material of
Since it was equipped with a filtering device that cools dilution water such as drinking water to be added to this concentrated liquid and is cooled by a refrigerator and filters the water in the water tank that stores water, It is possible to appropriately remove foreign substances such as beverage raw materials and dust mixed in the water by filtering the water in the water tank with a filter device, whereby the water in the water tank can be always kept clean.

In addition to the above, since the filtering device is provided with a pump for sucking and pushing out the water in the water tank and a filter for filtering the water pushed out by the pump, the water in the water tank is filtered by the filtering device. Can be appropriately filtered and kept clean.

Further, in addition to the above, since the pump is electrically operated and the start / stop control is performed by the time switch, the filter device is regularly started / stopped to periodically and automatically remove water in the water tank. It can be filtered.

As a result, the water in the water tank can be easily and always kept clean, and concentrated liquid, diluted water, etc. are frozen and clogged in the cooling pipe, and the cooling efficiency of the cooling device is lowered. It is possible to obtain the effect that the maintenance management of the cup type vending machine becomes easy as well.

[Brief description of drawings]

FIG. 1 is a partial vertical sectional main part front view showing the configuration of a cooling device for a cup type vending machine according to an embodiment of the present invention.

FIG. 2 shows a cup-type vending machine to which the present invention is applied.
Front view of essential parts showing an internal configuration including a cooling device, with a door covering a front opening of the frame opened.

FIG. 3 is a front view of an essential part of a longitudinal section showing the structure of a conventional cup-type vending machine cooling device.

[Explanation of symbols]

 1 Frame 2 Door 3 Aircraft 4 Outlet 5 Container 6 Cradle 7 Cup Feeder 8 Cup Shooter 9 Compressor 10 Condenser 11 Capillary Tube 12 Evaporator 13 Dryer 14 Accumulator 15 Blower 16 Refrigerator 17 Water Tank 18 Cooling Device 19 Port 20 Drain hose 21 Latch 22 Temperature sensor 23 Electric motor 24 Stirring blade 25 Nozzle 26 Cooling tube 27 Raw material container 28 Detector 29 Pump 30 Pressure reducing valve 31 High pressure gas cylinder 32 Filter 33 Water tank 34 Pump 35 Ice machine 36 Ice shooter 37 Cooling device 38 Filtration Device 39 Suction Port 40 Check Valve 41 Discharge Port 42 Pump 43 Filter Material 44 Drain Port 45 Filter

Claims (3)

[Claims] 1. A cooling device for a cup-type vending machine, which sells cold beverages cooked and manufactured in a machine body in a container such as a cup, comprising a water tank for storing water, and the water in the water tank The beverage, a liquid intermediate product generated in the process of cooking and manufacturing the beverage from the raw material of the beverage, a concentrated liquid such as syrup, which is a raw material of the beverage, and dilution water such as drinking water added to the concentrated liquid. A cooling device for a cup type vending machine, wherein the cooling device cools the water with a refrigerator, comprising a filtering device for filtering the water. 2. The cooling device for a cup-type vending machine according to claim 1, wherein the filtering device includes a pump for sucking and pushing out water in the water tank, and a filter for filtering the water pushed out by the pump. Cooling device for cup-type vending machines. 3. The cooling device for a cup-type vending machine according to claim 2, wherein the pump is electrically operated and the start / stop is controlled by a time switch.