JP4729023B2 - Beverage container - Google Patents

Description

The present invention has a beverage storage unit for storing a beverage such as beer and a space filled with a pressurized gas such as carbon dioxide (CO ₂ ), and the beverage storage unit is attached with a server and pressurized with the pressurized gas. It is related with the container for drinks which can pour a drink from the outside.

  Conventionally, for example, containers disclosed in Patent Documents 1 and 2 are containers for beverages that contain beverages such as beer and can be poured out from a beverage storage unit with a pressure of pressurized gas by installing a server. Has been proposed.

Patent Document 1 discloses a container device for pouring a liquid preferably used for beverages such as beer, wine, mineral water or juice with a pressure of a gas such as CO ₂ , and a gas and liquid common valve. A liquid container having a connection head and a connection head, the connection head being detachably connectable to the gas and liquid common valve to pour liquid out of the liquid container and gas from the liquefied gas storage tank of the high pressure container through the pressure reducing valve. A container device is disclosed, characterized in that at least one high-pressure vessel for liquefied gas forms an integral component with the liquid vessel.

Patent Document 2 discloses a beverage server for serving a compressed gas serving by using, for example, CO ₂ compressed gas, for beverages such as beer, wine and soft drinks whose temperature is adjusted to a temperature suitable for drinking. Is divided into a beverage part arranged on the bottom side and a ring-shaped compressed gas part arranged on the cover side by an advantageous partition wall, and is preferably provided in the beverage part and raised Said upper beverage / gas valve provided with a pipe, a gas valve provided in the compressed gas part, a removable tap head communicating both valves, and a foot ring and a head ring, respectively In the beverage server, the axial length of the upper part of the container is substantially the same as the partition wall, and is shorter than the axial length of the lower part of the container, The three edges of the lower part and the partition wall that are facing each other are connected to each other by a common weld seam. Both container parts have a rupture point for safety, and at least the outer diameter part of the head ring However, the head ring does not protrude beyond the outer diameter portion of the container, and the head ring exclusively includes the first fitting portion for positioning the tap head incorporating the pressure adjusting device accurately with respect to the gas valve. There is disclosed a beverage server characterized in that it has a second fitting part for positioning the gas valve accurately.
Japanese Patent No. 2772089 JP 2003-128190 A

However, the above-described conventional technique has the following problems.
Patent Documents 1 and 2 disclose a beverage container in which a high-pressure container for liquefied gas is integrated, but the beverage container is bare, and a cooling effect cannot be expected at all.

  Moreover, the high pressure container for liquefied gas of patent document 1 has a high cost, and the container of patent document 2 has a problem that the whole volume will become large.

  The present invention has been made in view of the above circumstances, and in a beverage container for storing a beverage such as beer supplied by pressurized gas, the outer periphery of the beverage storage portion is covered with an outer wall portion, and the space is added to the space. An object of the present invention is to provide a compact beverage container that is excellent in cold insulation by filling with pressurized gas.

In order to achieve the above object, the present invention provides a beverage container for containing a beverage supplied by pressurized gas, and a beverage container having a liquid outlet and an outer wall that covers the outer periphery of the beverage container with a space therebetween A gas outlet that communicates the space with the outside, and an operation unit that switches the liquid outlet to supply or stop the pressurized gas in the space from the gas outlet into the beverage container. A beverage container is provided in which a server capable of pouring out the beverage in the beverage storage portion to the outside through a pouring pipe whose lower end extends in the vicinity of the inner bottom of the beverage storage portion when the gas is supplied .

  In the beverage container of the present invention, it is preferable that the outer wall portion covers all portions other than the bottom surface of the beverage storage portion and the liquid outlet.

  In the beverage container of the present invention, it is preferable that the beverage container has a reinforcing portion that connects the beverage storage portion and the outer wall portion.

In the beverage container of the present invention, the space is preferably filled with pressurized gas .

  The beverage container of the present invention includes a beverage container having a liquid outlet, an outer wall that covers the outer periphery of the beverage container with a space, and a gas outlet that communicates the space with the outside. In particular, since the outer periphery of the beverage container is covered with a space with excellent heat insulation, the cold storage property of the beverage container is improved, and the beverage is stored in a refrigerator or the like. Even when the beverage container is left in a room temperature atmosphere for a long time after the container has been cooled, the coldness of the beverage inside can be maintained.

In addition, the beverage container of the present invention has a structure in which the outer periphery of the beverage storage portion is covered with an outer wall portion with a space therebetween, and thus the structure is simpler than the prior art containers disclosed in Patent Documents 1 and 2, so that the Can be provided at a cost.
In addition, since the beverage container of the present invention has a configuration in which the outer periphery of the beverage storage portion is covered with an outer wall portion with a space therebetween, it can be made compact and a beverage container having a relatively small overall volume can be provided.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
FIG. 1 is a cross-sectional view showing a first embodiment of a beverage container of the present invention. The beverage container 1 according to the present embodiment includes a beverage container 3 having a liquid outlet 2, an outer wall 4 that covers the outer periphery of the beverage container 3 with a space 5 therebetween, and a gas that communicates the space 5 with the outside. The main feature is that it has an outlet 6 and is filled with pressurized gas.

In the beverage container 1 of the present embodiment, the outer wall portion 4 covers all portions other than the bottom surface of the beverage storage portion 3 and the liquid outlet 2, and the portion provided with the outer wall portion 4 has a double container structure. ing.
The outer wall portion 4 and the beverage storage portion 3 are configured by processing a metal plate such as stainless steel, aluminum, aluminum alloy, or carbon steel into a desired shape. As a usage pattern of the beverage container 1 of the present embodiment, when assuming a usage pattern as a returnable container, among these metal materials, stainless steel having high strength and excellent corrosion resistance is preferable.

  In the beverage container 1 of the present embodiment, the beverage storage part 3 and the outer wall part 4 are connected by reinforcing parts 7 at a plurality of locations. In the illustration of FIG. 1, an annular reinforcing portion 7 is formed so as to protrude inward from the inner peripheral surface of the outer wall portion 4, the beverage accommodating portion 3 is fitted into the outer wall portion 4, and the protruding portion of the reinforcing portion 7 at the bottom portion is inserted. Although it is airtightly joined to the outer peripheral surface of the bottom part of the beverage storage part 3, the structure of the reinforcement part 7 and the joining structure of the beverage storage part 3 and the outer wall part 4 are not limited only to this illustration, and airtightness is ensured. Therefore, a rubber packing or an o-ring may be interposed, or the bottom may be covered with a resin.

  In the beverage container 1 of the present embodiment, the cylindrical shape of the beverage container 3 is not particularly limited, and the cylindrical shape in plan view is a shape such as a circle, an ellipse, an oval, a square such as a square or a rectangle, and the like. can do. Moreover, when making the cylindrical part shape planarly seen into a square shape, it is preferable to make it the shape which rounded the corner part.

  In the beverage container 1 of the present embodiment, a lid portion 8 having an extraction pipe 9 extending near the inner bottom of the beverage storage portion 3 is attached to the liquid outlet 2 of the beverage storage portion 3. In this invention, the detailed structure of the liquid outlet 2 is not particularly limited in the present invention, for example, a long pouring to the server side. When a pipe is provided, a screw cap may be screwed onto a liquid outlet extending upward in a cylindrical shape.

  In the beverage container 1 of the present embodiment, the gas outlet 6 is not particularly limited as long as it allows the pressurized gas filled in the space 5 to communicate with the outside when necessary. The pressurized gas on the server 10 side is not particularly limited. A combination that matches the tip structure of the supply path can be selected as appropriate. For example, a communication hole is formed in the upper part of the outer wall 4, the communication hole is sealed with a plug made of a material such as rubber, and the tip of the pressurized gas supply path on the server 10 side is attached in the space 5 when mounted. A structure in which a pressurized gas is supplied to the pressurized gas supply path can be employed.

  In the beverage container 1 of the present embodiment, external protective materials 15 are respectively attached to the upper and lower outer surfaces of the outer wall portion 4, and the beverage container 1 is removed from the impact received when the beverage container 1 is transported or used. It has a protective structure. As this external protective material 15, it is preferable to use a relatively soft synthetic resin molded product or foamed resin molded product so that excellent impact resistance can be obtained.

  Examples of the beverage 14 accommodated in the beverage accommodating portion 3 of the beverage container 1 include alcoholic beverages such as beer, wine, and sparkling liquor, and soft drinks such as mineral water and juice. Among these, beer (draft beer) is particularly preferable.

Examples of the pressurized gas filled in the space 5 of the beverage container 1 include inert gases such as carbon dioxide (CO ₂ ) and nitrogen gas, with carbon dioxide being particularly preferred.

  FIG. 2 is a cross-sectional view showing a second embodiment of the beverage container of the present invention. The beverage container of the present embodiment has a configuration in which the server 10 is attached to the beverage container 1 of the first embodiment described above, and the same components as those of the beverage container 1 of the first embodiment described above are the same. The code | symbol is attached | subjected.

  In this embodiment, the server-side dispensing tube 9 is connected to the dispensing tube 9 at the upper end of the lid 8 and extends outwardly from the liquid outlet 2 of the beverage container 1 of the first embodiment described above. And a pressurized gas supply path 11 that is connected to the gas outlet 6 at the tip, leads the pressurized gas in the space 5, and supplies the pressurized gas from the lid 8 (or other part) into the beverage container 3. The pressure reducing valve 12 provided in the middle of the pressurized gas supply path 11, the switching valve 16 provided in the middle of the dispensing pipe 9, and the beverage supply / stop of the switching valve 16 are connected to be switched. The server 10 having the operation lever 13 is attached.

This beverage container accommodates a beverage 14 such as beer in the beverage container 3 of the beverage container 1 shown in FIG. 1 and fills the space 5 with a pressurized gas such as carbon dioxide gas to a predetermined pressure, In this state, it is shipped as a product. A consumer who has purchased the beverage stores the beverage container 1, puts it in a refrigerator and cools it, then takes it out and attaches the server 10 to the liquid outlet 2. Then, the pressurized gas in the space 5 is supplied to the beverage storage unit 3 through the pressurized gas supply path 11 and the pressure reducing valve 12 to increase the internal pressure.
And if a glass, a mug, etc. are brought close to the exit of the extraction pipe | tube 9, and the operation lever 13 is switched to a drink extraction direction, the switching valve 16 will open and the drink 14 in the drink accommodating part 3 in which the internal pressure was raised will be shown. However, it is poured out from the outlet through the inside of the extraction pipe 9 from the lower end of the extraction pipe 9. When the dispensing is stopped, the dispensing of the beverage 14 is stopped by switching the operation lever 13 in the dispensing stop direction.

Since the beverage container 1 of each embodiment described above has a configuration in which the outer periphery of the beverage storage portion is covered with a space having excellent heat insulation, the cold storage property of the beverage storage portion is improved, and the beverage container can be used in a refrigerator or the like. After the beverage has been cooled, it is possible to maintain the coldness of the beverage inside even when the beverage container is left in a room temperature atmosphere for a long time.
In addition, the beverage container of the present invention has a structure in which the outer periphery of the beverage storage portion is covered with an outer wall portion with a space therebetween, and thus the structure is simpler than the prior art containers disclosed in Patent Documents 1 and 2, so that the Can be provided at a cost.

It is sectional drawing which shows 1st Embodiment of the container for drinks of this invention. It is sectional drawing which shows 2nd Embodiment of the container for drinks of this invention.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 1 ... Beverage container, 2 ... Liquid outlet, 3 ... Beverage accommodating part, 4 ... Outer wall part, 5 ... Space, 6 ... Gas outlet, 7 ... Reinforcement part, 8 ... Cover part, 9 ... Dispensing pipe, 10 ... Server DESCRIPTION OF SYMBOLS 11 ... Pressurized gas supply path, 12 ... Pressure-reducing valve, 13 ... Operation lever, 14 ... Beverage, 15 ... External protective material, 16 ... Switching valve.

Claims (4)

In a beverage container for containing a beverage supplied by pressurized gas, a beverage containing portion having a liquid outlet, an outer wall portion covering the outer periphery of the beverage containing portion with a space therebetween, and a gas communicating the space with the outside An outlet, and an operation portion that switches supply or stop of the pressurized gas in the space from the gas outlet into the beverage accommodating portion at the liquid outlet, and the lower end is inside the beverage accommodating portion when pressurized gas is supplied. A beverage container, wherein a server capable of dispensing the beverage in the beverage storage portion to the outside through a dispensing pipe extending near the bottom is attached . The beverage container according to claim 1, wherein the space is filled with a pressurized gas . The beverage container according to claim 1 or 2, wherein the outer wall portion covers all portions other than the bottom surface of the beverage storage portion and the liquid outlet. It has a reinforcement part which connects the said drink accommodating part and the said outer wall part, The container for drinks as described in any one of Claims 1-3 characterized by the above-mentioned.

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