JP4030435B2 - Frozen confectionery manufacturing device and liquid supply device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a frozen dessert manufacturing apparatus and a liquid supply apparatus using a liquid storage bag for storing a liquid such as a mix such as soft ice cream as a raw material for frozen confectionery or a beverage such as water.
[0002]
[Prior art]
Conventionally, this kind of frozen dessert manufacturing apparatus is equipped with a cooling device comprising a compressor, a condenser, a capillary tube, a cooling cylinder and a cooler equipped in a hopper (mix tank), and this cooling device supplies liquefied refrigerant to the cooler during the manufacture of frozen dessert. The cooling cylinder and hopper are cooled by flowing after reducing the pressure. And a beater was attached in the cooling cylinder, and it stirred with a beater, cooling the mix in a cooling cylinder with a cooler, and manufactured frozen desserts, such as soft cream and a sherbet (refer patent document 1). .
[0003]
Conventionally, this type of liquid supply device has been provided with a cooling device composed of a compressor, a condenser, a capillary tube and a cooler, or a cooling device with ice, and this cooling device reduces the pressure of the liquefied refrigerant to the cooler when supplying the liquid. Then, the liquid pipe drawn out from the tank filled with the liquid is cooled. And the liquid was supplied by controlling the on-off valve provided in the liquid piping.
[0004]
[Patent Document 1]
Japanese Patent Laid-Open No. 2001-211832
[Problems to be solved by the invention]
In the case of a conventional frozen dessert manufacturing apparatus, the mix is stored in a hopper, and the mix is fed from the hopper into a cooling cylinder by a mix feeder. This mix feeder is in the form of a pipe that is open to the atmosphere at the upper end and communicates with the hopper at the lower end of the hopper, and the amount of mix supplied depends on the head difference in the mix feeder.
[0006]
That is, since the supply of the mix from the hopper to the cooling cylinder depends on gravity, there is a drawback that the supply amount is not stable. Moreover, since the mix was previously opened in the bag and poured into the hopper, there was a drawback that a sanitary problem occurred.
[0007]
Therefore, it has been desired to develop a frozen dessert manufacturing apparatus that can supply the mix directly from the bag to the cooling cylinder without depending on gravity and without being transferred to the hopper.
[0008]
Further, even in the case of the conventional liquid supply apparatus, since the liquid supply depends on gravity, there is a drawback that the supply amount is not stable. Therefore, it has been desired to develop a liquid supply apparatus that can supply liquid without depending on gravity.
[0009]
The present invention has been made to solve the conventional technical problems.
[0010]
[Means for Solving the Problems]
That is, the frozen dessert manufacturing apparatus according to the first aspect of the present invention is provided on the outer side of the flexible bag main body containing the mix and the bag main body, and can form a sealed space between the bag main body. A cooler that cools the liquid storage bag provided with a flexible outer layer body, a cooling cylinder that manufactures a frozen dessert by cooling the mix that has flowed out of the bag body of the liquid storage bag, and these Since it is equipped with a cooling device that cools the refrigerator and the cooling cylinder, and an air compression device that supplies compressed air between the outer layer body of the liquid storage bag and the bag body, and pushes out the mix in the bag body, liquid storage The mix is kept cool with the bag, compressed air is supplied between the outer layer of the liquid storage bag and the bag body by an air compressor, the mix is forced out of the bag body, and supplied directly to the cooling cylinder to produce the frozen dessert. It is possible to manufacture.
[0011]
This makes it possible to eliminate the gravity-dependent mix supply method and realize a stable automatic supply of the mix, and to solve the hygiene problem by supplying the mix directly from the liquid storage bag to the cooling cylinder. Will be able to.
[0012]
According to a second aspect of the present invention, the liquid supply device according to the present invention is provided on the outer side of the flexible bag body containing the liquid and the bag body, and a sealed space can be formed between the bag body and the bag body. A cooler that cools the liquid storage bag including the flexible outer layer body, a cooling device that cools the cooler, and compressed air is supplied between the outer layer body of the liquid storage bag and the bag body. And the air compressing device for extruding the liquid in the bag main body, so that the liquid is cooled together with the liquid storing bag, and the compressed air is supplied between the outer layer body of the liquid storing bag and the bag main body by the air compressing device. The liquid can be forced out from the inside and supplied directly.
[0013]
As a result, the liquid supply method depending on gravity can be eliminated, and a stable automatic liquid supply can be realized.
[0014]
According to a third aspect of the present invention, there is provided the liquid supply apparatus according to the third aspect of the present invention, which is provided on the outside of the flexible bag main body containing the liquid and the bag main body, and can form a sealed space between the main bag body and the bag main body. A cooling device that cools the liquid piping drawn from the liquid storage bag provided with a flexible outer layer body, and compressed air is supplied between the outer layer body of the liquid storage bag and the bag body, Since the air compression device for extruding the liquid is provided, the air compressed by the air compression device is supplied between the outer layer body of the liquid storage bag and the bag body to force the liquid forced out of the bag body into the liquid piping. In the liquid pipe, after being cooled by the cooling device, the supply can be performed.
[0015]
This also makes it possible to realize a stable automatic liquid supply by eliminating the liquid supply system depending on gravity.
[0016]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, embodiments of the present invention will be described with reference to the drawings. 1 and 2 are cross-sectional views of the liquid storage bag 5 of the present invention, FIG. 3 is a partially longitudinal perspective view of the frozen dessert manufacturing apparatus SM of the embodiment to which the present invention is applied, and FIG. 4 is a schematic perspective view of the upper part of the frozen dessert manufacturing apparatus SM. The figure is shown.
[0017]
The frozen dessert manufacturing apparatus SM of the embodiment is an apparatus for manufacturing and selling frozen desserts such as soft cream and sherbet (shake). In FIG. A heat-insulating cooler 2 for storing and keeping the liquid storage bag 5 of the present invention storing the frozen confectionery mix) is provided. The cooling chamber 2 has an opening on the upper surface, and the upper surface opening is closed so as to be freely opened and closed by a heat-insulating lid member 3 that is detachably mounted thereon. The lid member 3 is removed.
[0018]
On the other hand, a refrigerator cooler 4 is wound around the refrigerator 2, and the liquid storage bag 5 in the refrigerator 2 is kept cold by the refrigerator cooler 4. The liquid storage bag 5 is stored in a cardboard storage box 5A, and is stored in the refrigerator 2 in this state. A holding base 6 for holding the liquid storage bag 5 (storage box 5A) obliquely as shown in FIGS. 3 and 4 is provided in the cooling chamber 2. Further, a compressed air supply pipe 7 which will be described in detail later is drawn out from a position at a predetermined height on the side wall of the refrigerator 2. Further, a mix supply pipe 9 is drawn out on the bottom wall of the refrigerator 2.
[0019]
Here, the structure of the liquid storage bag 5 of the present invention will be described with reference to FIGS. The liquid storage bag 5 is, for example, a flexible resin bag main body 21 deposited with aluminum, and an outlet member 22 made of a hard resin that is attached to one end of the bag main body 21 and communicates the inside of the bag main body 21 with the outside. (When not in use, it is sealed with a sealing material), and a flexible outer layer body 23 made of the same material as the bag body 21 is welded to one surface of the bag body 21, and the outer layer body 23 And a communication port member 24 made of hard resin and attached to the.
[0020]
The outer layer body 23 and the bag main body 21 are in a non-adhesive state except for the periphery of the outer layer body 23, whereby a sealed space can be formed between the outer layer body 23 and the bag main body 21. The communication port member 24 is attached to the other end portion of the outer layer body 23 located on the opposite side of the outlet member 22 so as to be separated from the outlet member 22, and between the outer layer body 23 and the bag body 21. (Enclosed space) communicates with the outside. In addition, the mix (indicated by M in FIGS. 1 and 2) is stored in the bag body 21 and compressed air (indicated by A in FIG. 2) is placed in the sealed space between the outer layer body 23 and the bag body 21. ) Can be supplied.
[0021]
The liquid storage bag 5 storing the mix as described above is handled in a state of being stored in the storage box 5A as described above, stored in the cooler 2 and tilted and held on the holding table 6. At this time, the outlet member 22 is placed on the bottom and the communication port member 24 is placed on the top. The compressed air supply pipe 7 is detachably connected to the communication port member 24 that breaks the storage box 5A and is located on the upper surface of the liquid storage back 5, and is connected between the outer layer body 23 and the bag body 21 (sealed). Communication). Similarly, the mix supply pipe 9 breaks the storage box 5A and is detachably connected to the outlet member 22 located at the lower end of the liquid storage bag 5. And this mix supply pipe 9 is connected to the rear part of the cooling cylinder 8 mentioned later.
[0022]
On the other hand, 8 in FIG. 3 and FIG. 4 is a cooling cylinder for producing a frozen dessert by rotating and stirring the mix supplied from the mix supply pipe 9 by a beater 10, and a cylinder cooler 11 is attached around the cylinder. Yes. The beater 10 is rotated via a beater motor 12, a drive transmission belt, a speed reducer 13, and a rotating shaft. In the manufactured frozen dessert, by operating the take-out lever 15 disposed on the freezer door 14 on the front, the plunger 16 moves up and down, the extraction path (not shown) is opened, and the beater 10 is driven to rotate. Is taken out. The freezer door 14, the takeout lever 15 and the plunger 16 constitute a frozen dessert takeout section.
[0023]
The mix supply pipe 9 communicates with the rear portion of the cooling cylinder 8 as described above. Further, a check valve 26 having a forward direction in the cooling cylinder 8 is attached in the mix supply pipe 9. 3 and 4, reference numeral 27 denotes an air compressor constituting an air compressor. The air compressed by the air compressor 27 reaches a solenoid valve 29 through a discharge pipe 28. The compressed air supply pipe 7 is connected to the outlet of the electromagnetic valve 29.
[0024]
Further, a bypass pipe 31 having a small diameter is branched from the upstream side of the electromagnetic valve 29 and communicates with the mix supply pipe 9 on the upstream side of the check valve 26. Further, a pressure sensor 32 for detecting the pressure in the mix supply pipe 9 at a position after the bypass pipe 31 is joined is provided.
[0025]
A compressor 18, a condenser 20, a four-way valve 19, etc. constituting the cooling device R are housed and installed in the lower part of the main body 1. The four-way valve 19 is for allowing a high-temperature refrigerant to flow through the cooler 11 to perform thawing and sterilization.
[0026]
Next, the operation of the above configuration will be described. When the compressor 18 is operated by a control device (not shown), the refrigerant condensed in the condenser 20 is supplied to each of the coolers 4 and 11 via a pressure reduction device (not shown), and evaporates there to exert a cooling action. Thereby, the mix of the liquid storage bag 5 in the refrigerator 2 is kept cold.
[0027]
On the other hand, the control device operates the air compressor 27 based on the output of the pressure sensor 32 and opens and closes the electromagnetic valve 29 to open the compressed air A into the sealed space between the outer layer body 23 of the liquid storage bag 5 and the bag body 21. And a certain pressure is applied to the bag body 21 from the outside. As a result, the volume of the sealed space between the outer layer body 23 and the bag body 21 is expanded as shown in FIG. 2, whereby the mix M in the bag body 21 is pushed out from the outlet member 22 to the mix supply pipe 9. .
[0028]
The mix pushed out to the mix supply pipe 9 is mixed with a predetermined amount (small amount) of air flowing from the bypass pipe 31 and supplied to the cooling cylinder 8 through the check valve 26. In the cooling cylinder 8, the mix is cooled to the freezing temperature by the cylinder cooler 11, and the control device rotates the beater 10 by the beater motor 12, so that the semi-cured frozen dessert (soft cream) in the cooling cylinder 8. Is manufactured.
[0029]
Thus, the liquid storage bag 5 of the present invention is provided between the flexible bag main body 21 for storing liquid such as a mix and the bag main body 21, and between the bag main body 21. Since the flexible outer layer body 23 capable of forming a sealed space is provided, by sealing compressed air between the outer layer body 23 and the bag body 21 as in the embodiment, The volume accommodated in the bag body 21 can be pushed out by expanding the volume of the sealed space. Thereby, automatic supply of the mix (liquid) from the bag body 21 can be realized.
[0030]
In particular, since the outlet member 22 that communicates the inside of the bag body 21 with the outside, and the communication port member 24 that communicates between the outer layer body 23 and the bag body 21 and the outside, each pipe 7 as described above is provided. The work when connecting the 9 and 9 is extremely easy.
[0031]
In the frozen confectionery manufacturing apparatus SM of the present invention, as described above, the cooler 2 that cools the liquid storage bag 5 storing the mix in the bag body 21 and the mix that flows out of the bag main body 21 of the liquid storage bag 5 are stirred. Compressed air is produced between the cooling cylinder 8 that manufactures the frozen dessert by cooling, the cooling device R that cools the refrigerator 2 and the cooling cylinder 8, and the outer layer body 23 of the liquid storage bag 5 and the bag body 21. Since the air compressor 27 is supplied and pushes out the mix in the bag body 21, the mix is kept in the refrigerator 2 together with the liquid storage bag 5 as described above, and the outer layer body of the liquid storage bag 5 by the air compressor 27. Compressed air is supplied between the bag body 21 and the bag body 21 to forcibly extrude the mix from the bag body 21 and directly supplied to the cooling cylinder 8 to produce a frozen dessert. So that it is.
[0032]
This eliminates the gravity-dependent mix supply system that uses the mix supply pipe as in the prior art, and enables stable automatic supply of the mix, and the mix is directly cooled from the liquid storage bag 5 to the cooling cylinder 8. By supplying to, hygiene problems can be solved.
[0033]
Next, a beverage dispenser (liquid supply device) DS according to an embodiment to which the present invention is applied will be described with reference to FIG. FIG. 5 shows a schematic configuration diagram of the beverage dispenser DS.
[0034]
The beverage dispenser DS of the embodiment has a substantially box-shaped dispenser main body 40, and a plurality of selection switches 41 for selecting a beverage and a plurality of cups (not shown) can be placed on the front surface of the dispenser main body 40. A drip tray 43 is provided.
[0035]
Also, the beverage dispenser DS has a plurality of liquid storage bags of the present invention configured in the same manner as in the above embodiment in which various beverages, for example, water (mineral water, etc.), oolong tea or juice, etc. are accommodated inside the dispenser body 40. A heat-insulating cooler 44 for storing and cooling 5 is provided. In FIG. 5, the configuration is drawn out for the sake of simplicity.
[0036]
The cooler 44 is cooled by the cooling device S, and the liquid storage bag 5 stored in the cooler 44 is kept cold. In addition, the liquid storage bag 5 in this embodiment is also stored in the cardboard storage box 5A and stored in the cooler 44 in this state.
[0037]
The communication port member 24 formed in the liquid storage bag 5 is detachably connected to the compressed air supply pipe 46 by breaking the storage box 5A, and is provided between the outer layer body 23 and the bag body 21 (sealed space). Communicated. The outlet member 22 formed in the liquid storage bag 5 is detachably connected to the liquid supply pipes (liquid pipes) 45 corresponding to the respective liquid storage bags 5 by breaking the storage box 5A. The liquid supply pipe 45 is connected to a liquid outlet 47 formed on the front surface of the main body 40 at the other end, and the liquid outlet 47 is provided with an electromagnetic opening / closing valve (not shown).
[0038]
In the figure, 48 is an air compressor constituting an air compressor, and the air compressed by the air compressor 48 is supplied to the compressed air supply pipe 46 through an electromagnetic valve (not shown). The compressed air supply pipe 46 is provided with a pressure sensor (not shown).
[0039]
Next, the operation of the above configuration will be described. When the cooling device S is operated by a control device (not shown), the liquid in the liquid storage bag 5 in the refrigerator 44 is kept cold.
[0040]
On the other hand, the control device operates the air compressor 48 based on the output of the pressure sensor, and opens and closes the electromagnetic valve to open the compressed air A in the sealed space between the outer layer body 23 of the liquid storage bag 5 and the bag body 21. And a certain pressure is applied to the bag body 21 from the outside. As a result, the volume of the sealed space between the outer layer body 23 and the bag body 21 is expanded as shown in FIG. 2, whereby the liquid in the bag body 21 is pushed out from the outlet member 22 to the liquid supply pipe 45.
[0041]
The liquid pushed out to the liquid supply pipe 45 can be taken out from the liquid outlet 47 into a cup (not shown) based on the opening / closing control of an electromagnetic opening / closing valve provided at the liquid outlet 47.
[0042]
Thus, the liquid storage bag 5 of the present invention is provided with a flexible bag main body 21 in which liquid is stored in the same manner as in the above-described embodiment, and provided outside the bag main body 21. The flexible outer layer body 23 that can form a sealed space between the outer layer body 23 and the bag main body 21 is sealed with compressed air as in the embodiment. The liquid stored in the bag body 21 can be pushed out by expanding the volume of the sealed space between the two. Thereby, it becomes possible to realize automatic supply of the liquid from the bag body 21.
[0043]
In particular, since the outlet member 22 that communicates the inside and outside of the bag body 21 and the communication port member 24 that communicates between the outer layer body 23 and the bag body 21 and the outside, each pipe 45 as described above is provided. The work when connecting the or 46 becomes extremely easy.
[0044]
In the liquid supply device DS of the present invention, as described above, the cooler 44 that cools the liquid storage bag 5 that stores the liquid in the bag body 21, the cooling device S that cools the cooler 44, and the liquid storage bag 5. Since the compressed air is supplied between the outer layer body 23 and the bag main body 21 and the air compressor 48 for pushing out the liquid in the bag main body 21 is provided. Compressed air is supplied between the outer layer body 23 of the liquid storage bag 5 and the bag body 21 to forcibly push out the liquid from the bag body 21 and supply it directly.
[0045]
As a result, the liquid supply method depending on gravity can be eliminated, and a stable automatic liquid supply can be realized.
[0046]
In the above embodiment, the liquid is stored together with the liquid storage bag 5, and the compressed air is forced from the bag body 21 by supplying compressed air between the outer layer body 23 of the liquid storage bag 5 and the bag body 21 by the air compressor 48. In addition to this, a cooling unit 49 for cooling the liquid supply pipe 45 drawn from the liquid storage back 5 is provided as shown in FIG. Compressed air is supplied between the outer layer body 23 and the bag body 21 to forcibly push the liquid from the bag body 21 into the liquid supply pipe 45, and the liquid in the liquid supply pipe 45 is cooled by the cooling unit 49 and then supplied. May be performed. In such an embodiment, the cooling object is only the liquid supply pipe 45, so that the cooling efficiency is improved as compared with the above embodiment. In such a case, the cooling device S cools the cooling unit 49, and the cooling unit 49 is a cold plate, a water tank, or other cooling means.
[0047]
In the liquid storage bag 5 of each of the above embodiments, the outer layer body 23 is fixed to one surface of the bag main body 21, but not limited thereto, the outer layer body 23 is fixed so as to surround the periphery of the bag main body 21. You may make it comprise sealed space around.
[0048]
In each of the above embodiments, the liquid storage bag 5 is stored in a cardboard storage box 5A. In addition to this, the liquid storage bag 5 is stored in a cover having a predetermined strength such as nylon so that the liquid storage bag 5 can be unloaded. It may be stored in the refrigerator in a state. For example, this cover may be constituted by a back whose upper surface can be opened and closed by a fastener, and a pipe connection part for discharging the outlet member 22 and the communication port member 24 of the liquid storage bag 5 may be formed on the lower surface. By storing the liquid storage bag 5 in such a cover, inconvenience that the inside of the refrigerator is contaminated even if the liquid (mix) inside leaks out is avoided or suppressed. Further, since the swelling of the liquid storage back 5 when the compressed air is supplied is restricted by the cover, it is possible to avoid the bursting of the liquid storage back 5.
[0049]
Further, in each of the above embodiments, the liquid storage bag of the present invention is used for the frozen confectionery manufacturing apparatus SM for manufacturing frozen confectionery such as soft cream and the liquid supply apparatus DS for providing juice, but not limited thereto, compresses other liquids. Needless to say, the liquid storage bag of the present invention is applicable to any device that is used by being pushed out by air or the like.
[0050]
【The invention's effect】
As described above in detail , according to the frozen dessert manufacturing apparatus of the invention of claim 1, a flexible bag main body containing the mix, and a sealed space provided between the bag main body and the bag main body. A frozen confectionery is produced by cooling while cooling the mix that has flowed out of the bag body of the liquid storage bag, and a cooler that cools the liquid storage bag including the flexible outer layer body that can be formed. A cooling cylinder, a cooling device that cools the refrigerator and the cooling cylinder, and an air compression device that supplies compressed air between the outer layer body of the liquid storage bag and the bag body and pushes out the mix in the bag body. Therefore, the mix is kept cold together with the liquid storage bag, compressed air is supplied between the outer layer body of the liquid storage bag and the bag body by the air compressor, and the mix is forcibly pushed out from the bag body, and the cooling cylinder is directly cooled. Supplied to it it is possible to produce a frozen dessert with.
[0051]
This makes it possible to eliminate the gravity-dependent mix supply method and realize a stable automatic supply of the mix, and to solve the hygiene problem by supplying the mix directly from the liquid storage bag to the cooling cylinder. Will be able to.
[0052]
According to the liquid supply device of the second aspect of the present invention, the flexible bag main body that stores the liquid and the outside of the bag main body is provided, and a sealed space can be formed between the bag main body and the bag main body. A cooler that cools the liquid storage bag including the flexible outer layer body, a cooling device that cools the cooler, and compressed air between the outer layer body of the liquid storage bag and the bag body. Air supply device for supplying and extruding the liquid in the bag body, so that the liquid is stored together with the liquid storage bag, and compressed air is supplied between the outer layer body of the liquid storage bag and the bag body by the air compression device. The liquid can be forced out of the bag body and supplied directly.
[0053]
As a result, the liquid supply method depending on gravity can be eliminated, and a stable automatic liquid supply can be realized.
[0054]
In addition, according to the liquid supply device of the invention of claim 3, a flexible bag main body that stores the liquid, and a sealed space provided between the bag main body and the bag main body can be formed. A cooling device that cools the liquid piping drawn from the liquid storage bag including the flexible outer layer body, and compressed air is supplied between the outer layer body of the liquid storage bag and the bag body, and the bag body Since the air compression device that pushes out the liquid inside is provided, compressed air is forced between the outer layer body of the liquid storage bag and the bag body by the air compression device and forced out of the bag body into the liquid piping In the liquid pipe, after being cooled by the cooling device, the supply can be performed.
[0055]
This also makes it possible to realize a stable automatic liquid supply by eliminating the liquid supply system depending on gravity.
[Brief description of the drawings]
FIG. 1 is a cross-sectional view of a liquid storage bag according to an embodiment of the present invention.
FIG. 2 is a cross-sectional view of a liquid storage bag in a state where a mix is pushed out from the state of FIG.
FIG. 3 is a partially longitudinal perspective view of the frozen dessert manufacturing apparatus according to the embodiment of the present invention.
4 is a schematic perspective view of the upper part of the frozen dessert manufacturing apparatus of FIG. 1. FIG.
FIG. 5 is a schematic configuration diagram of a liquid supply apparatus according to an embodiment of the present invention.
FIG. 6 is a schematic configuration diagram of a liquid supply apparatus according to another embodiment.
[Explanation of symbols]
2, 44 Refrigerator 4 Refrigerator cooler 5 Liquid storage bag 7, 46 Compressed air supply pipe 8 Cooling cylinder 9 Mix supply pipe 10 Beater 11 Cylinder cooler 18 Compressor 19 Four-way valve 20 Condenser 21 Bag body 22 Outlet member 23 Outer layer body 24 Communication port member 26 Check valve 27, 48 Air compressor 29 Solenoid valve 40 Dispenser body 41 Selection switch 45 Liquid supply pipe 47 Liquid outlet 49 Cooling unit SM Frozen dessert manufacturing device DS Beverage dispenser R, S Cooling device

Claims (3)

A liquid comprising a flexible bag body containing the mix, and a flexible outer layer body provided outside the bag body and capable of forming a sealed space with the bag body. A refrigerator to keep the storage bag cool,
A cooling cylinder for producing a frozen dessert by cooling while stirring the mix that has flowed out of the bag body of the liquid storage bag;
A cooling device for cooling these coolers and cooling cylinders;
A frozen confectionery manufacturing apparatus, comprising: an air compression device that supplies compressed air between an outer layer body of the liquid storage bag and a bag body and pushes out the mix in the bag body. A liquid comprising a flexible bag body containing liquid, and a flexible outer layer body provided outside the bag body and capable of forming a sealed space with the bag body. A refrigerator to keep the storage bag cool,
A cooling device for cooling the refrigerator;
A liquid supply device comprising: an air compression device that supplies compressed air between an outer layer body of the liquid storage bag and a bag body, and pushes out the liquid in the bag body. A liquid comprising a flexible bag body containing liquid, and a flexible outer layer body provided outside the bag body and capable of forming a sealed space with the bag body. A cooling device for cooling the liquid piping drawn from the storage bag;
A liquid supply device comprising: an air compression device that supplies compressed air between an outer layer body of the liquid storage bag and a bag body, and pushes out the liquid in the bag body.

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