JP2002211690A - Drink pouring apparatus - Google Patents

Abstract

PROBLEM TO BE SOLVED: To suppress excessive sparkling of drinks in a drink pouring apparatus such as a beer dispenser. SOLUTION: In the drink pouring apparatus, which has a pressurizing system to pressurize the interior of a drink container 7 through a cap body 9 fitted on a mouth part 8 of the container 7, and a pouring system to pour out a pressurized drink in the container to the outside through the cap body 9, and in which a cock 4 is provided at the outlet of the pouring system, a drink pouring hose 12 constituting the pouring system is formed from one hose.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a beverage dispensing apparatus such as a home beer dispenser.

[0002]

2. Description of the Related Art In a beverage dispensing apparatus such as a home beer dispenser, a plug is fitted into the mouth of a beverage container,
The respective hoses constituting the pressurizing system and the pouring system are connected via the stopper, and the stopper is screw-fitted to the mouth of the beverage container.

FIG. 5 shows an example of such a case, in which a plug 41 is provided with a hose joint 43 of a pressurized hose 42, and the hose joint 43 is provided.
Is provided below. This joint 44
A check valve 45 in the form of a tube is attached to the valve. Further, a cylindrical screw joint 46 is provided on the plug 41, and a detachable hose joint 48 screwed to the screw joint 46 is fitted. An outlet hose 49 is connected to the hose joint 48. A joint 51 communicating with the screw joint 46 is provided below the screw joint 46. The lower hose 52 is connected to the joint 51.

[0004] An opening packing 55 for sealing the opening 54 of the beverage container 53 is attached to the lower surface of the plug 41.

[0005]

According to the above-mentioned conventional beverage dispensing apparatus, the beverage dispensing system is divided into a lower hose 52 and an upper hose 49, and these hoses 52, 49 are connected to the joint 51 and the hose. Since the connection is made via the joint 48, there are many steps in the passage of the beer liquid to be poured out, which causes the beer liquid to foam excessively.

In addition, according to the conventional structure, the use of a detachable hose joint 48 causes a problem that the cost increases.

[0007] It is therefore an object of the present invention to provide a beverage dispensing apparatus having a liquid passage in which an effervescent beverage to be dispensed is hardly foamed, and to reduce the product cost.

[0008]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention provides a pressurizing system for pressurizing the inside of a beverage container through a plug fitted to the mouth of the container, A pouring system for pouring out the internal beverage through the stopper body to the outside, and a spout provided with a cock at the outlet of the pouring system. A configuration in which the outlet hose was formed by one hose was employed.

According to the above configuration, since the beverage is dispensed through one beverage dispensing hose, there is no step in the passage, and therefore, the foaming of the beverage is suppressed. In addition, since a joint for a beverage pouring hose is not required, product cost can be reduced.

In addition, a plug packing is attached to a portion where the beverage pouring hose penetrates the plug body, a through hole of the beverage pouring hose is provided in the plug packing, and a through hole for the beverage pouring hose is provided in the through hole. A configuration having a seal portion can be adopted. According to this configuration, the seal against the beverage pouring hose is ensured, and the hose can be easily slid in the length direction according to the size of the beverage container.

Further, it is possible to adopt a structure in which the stopper packing is integrally provided with a hose joint of the pressurizing hose of the pressurizing system and a check valve for preventing deviation of pressure from the beverage container. According to this configuration, the plug packing can be shared by the pressurizing system and the above-mentioned pouring system, so that the number of parts is reduced and the product cost can be further reduced.

The plug packing can be constituted by two parts, a pressurizing system and a pouring system.

[0013]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of a beer dispenser according to an embodiment of the present invention.
As shown in FIG. 1, the beer dispenser includes a base 1, an insulating container 2 detachably mounted thereon, and a lid 3. A cock 4 is attached to the lid 3. Although not shown, a pressurizing source such as an air pump and a gas cylinder is provided inside the base 1.

As shown in FIG. 2, the beverage dispensing device 5 is fitted into the mouth 8 of the beverage container 7 housed in the heat insulating container 2 and includes a plug 9 and a pressure hose 11. And a beverage pouring hose 12.

As shown in FIG. 3, the plug 9 includes a plug body 13 and a plug packing 14 mounted on the plug body 13.
The plug body 13 has a mounting hole 15 for mounting the plug packing 14, and has a female screw portion 16 screwed to the mouth 8 of the beverage container 7. An engagement rib 17 is formed on the inner peripheral surface of the mounting hole 15.

The plug packing 14 has a disk shape as a whole, and has an engaging groove 18 formed on the outer peripheral surface thereof so as to be engaged with the engaging rib 17. A mouth seal portion 19 is formed below the engagement groove 18. Further, a sleeve-shaped hose joint 21 of the pressurized hose 11 is
Are integrally formed. Further, a tubular check valve 22 communicating with the hose joint 21 is integrally formed below the hose joint 21. The check valve 22 has a tapered lower end, and is opened for pressurization from the pressurizing hose 11 side, and closed for pressurization from the beverage container 7 side to reduce pressure. Prevent deviation.

The pressurized hose 11 connected to the hose joint 21 is brought into close contact with the inner peripheral surface of the hose joint 21 and abuts on the end face of the step joint 23 between the hose joint 21 and the check valve 22. Sealed. The pressurizing hose 11 and the check valve 22 constitute a pressurizing system.

In addition, in parallel with the above-mentioned hose joint 21, the plug packing 14 is provided with a through hole 24 in the vertical direction. An annular guide rib 2 is formed around the entrance end of the through hole 24, that is, around the upper end.
5 are formed. The lower half of the through hole 24 is a step 26 in the middle.
The diameter becomes slightly smaller due to the
, And forms a tubular seal portion 27. The lower end of the seal portion 27 is a thin tapered portion 28, which is slightly reduced in diameter.

The beverage outlet hose 12 is inserted through the guide rib 25 of the through hole 24 into the inside, and
, And tightly adhered by the tapered portion 28 to achieve sealing. The beverage pouring hose 12 is slid so that its lower end reaches near the bottom surface of the beverage container 7. The one drink pouring hose 12 constitutes a pouring system.

The beverage dispensing apparatus 5 of the embodiment is as described above. As shown in FIG. 2, the pressurized hose 11 is connected to the hose joint 21 and the beverage dispensing hose 12 is inserted through the through-hole 24. Then, the plug 9 is screwed into the mouth 8. In consideration of the ease of the screwing operation, the cock 4
Is connected via a detachable hose joint 20 after the plug 9 is screwed. The connection of the pressure hose 11 to the hose joint 21 is also performed after the plug 9 is screwed. The lower end of the beverage pouring hose 12 is appropriately slid to adjust its length until reaching the vicinity of the bottom of the beverage container 7.

After the above preparation, the pressure hose 11
When the lever 29 of the cock 4 is operated while pressurizing the inside of the beverage container 7 through the, the beer liquid is discharged from the discharge port 30.

Next, various modifications will be described.

4A, a cover seal portion 31 is provided on the outer peripheral edge of the plug packing 14 so as to cover the upper surface and the outer peripheral surface of the plug main body 13, thereby further improving the sealing performance. In addition to the improvement, the hand is prevented from slipping when the stopper 9 is screwed into the mouth 8.

FIG. 4B shows a pressurized hose 1
A joint member 32 in the form of a sleeve is attached to one end, and is connected to the hose joint 21 via the joint member 32. Although the number of parts is increased, the sealability of the pressurized system is improved and the connection is reliably performed.

4C, a check valve 22 'is provided at the lower end of the joint member 32, and the plug packing 14 is provided.
In which the check valve 22 is omitted. According to this configuration, the configuration of the plug packing 14 is simplified.

FIG. 4D shows the plug packing 1.
4 is divided into a plug packing 14a of the pressurized system, a plug packing 14b of the pouring system, and a mouth packing 14c, which are provided independently. Pressurizing system stopper packing 14a
Has a hose joint 21 and a check valve 22 communicating therewith, and is engaged with the inner periphery of the mounting hole on the upper surface of the plug body 13 by an engagement groove 34 provided on the outer peripheral surface. The presence of a slight step 23 inside is the same as in the case described above.

The plug packing 14b of the pouring system has a through hole 24.
And a tube-shaped sealing portion 27 communicating therewith.
The fact that this seal portion 27 has a tapered portion 28 and that there is a slight step 26 in the through hole 24 is the same as in the case described above. In addition, the engagement groove 35 provided on the outer peripheral surface engages with the inner periphery of the mounting hole provided on the upper surface of the plug body 13.

The mouth packing 14c is firmly fitted to the lower surface of the plug body 13.

The modification shown in FIG. 4D requires a larger number of parts, but is lower in cost than the conventional one using a detachable hose joint 48 (see FIG. 5), and has a lower beverage cost. It can be said that this is an improvement in that the number of outlet hoses 12 is one.

[0030]

As described above, according to the beverage dispensing apparatus of the present invention, since there is only one beverage dispensing hose, there is no step in the beverage passage. For this reason, even a sparkling beverage can suppress excessive foaming. In addition, by providing a common plug packing for the pressurizing system and the discharging system, it is possible to reduce the product cost by reducing the number of parts.

[Brief description of the drawings]

FIG. 1 is a perspective view of a beer dispenser according to an embodiment.

FIG. 2 is a cross-sectional view of the beverage dispensing device of the above.

FIG. 3 (a) is an enlarged cross-sectional view of a plug body according to the first embodiment;

FIG. 4A is a partial cross-sectional view of a modified example.

FIG. 4B is a partial cross-sectional view of a modified example.

FIG. 4C is a partial cross-sectional view of a modified example.

FIG. 4D is a partial cross-sectional view of a modified example.

FIG. 5 is a sectional view of a conventional example.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Base 2 Insulated container 3 Lid 4 Cock 5 Beverage pouring device 7 Beverage container 8 Mouth 9 Plug body 11 Pressurized hose 12 Beverage pouring hose 13 Plug body 14 Plug packing 14a, 14b Plug packing 14c Port packing 15 Attaching Hole 16 Female thread part 17 Engagement rib 18 Engagement groove 19 Mouth seal part 20 Hose joint 21 Hose joint 22, 22 'Check valve 23 Step 24 Through hole 25 Guide rib 26 Step 27 Seal part 28 Taper part 29 Lever 30 Discharge Outlet 31 Cover seal part 32 Joint member 34 Engagement groove 35 Engagement groove

Claims (5)

[Claims] 1. A pressurizing system for pressurizing the inside of a beverage container via a plug fitted to the mouth of the beverage container, and a dispensing system for discharging the pressurized internal beverage to the outside via the plug. System and
In the beverage dispensing device having a cock provided at an outlet of the dispensing system, a beverage dispensing hose constituting the dispensing system may be provided with one
A beverage dispensing device formed by a book hose. 2. A plug packing is attached to a portion of the beverage pouring hose that penetrates the plug body, a through hole of the beverage pouring hose is provided in the plug packing, and the through hole is provided for the beverage pouring hose. The beverage dispensing device according to claim 1, further comprising a seal portion. 3. The stopper packing according to claim 2, wherein the stopper packing is integrally provided with a hose joint of a pressurizing hose of the pressurizing system and a check valve for preventing a deviation of pressure from the beverage container. Beverage dispensing device. 4. The beverage dispensing device according to claim 2, wherein an opening seal portion facing the opening of the beverage container is provided integrally with the stopper packing. 5. The beverage dispensing device according to claim 2, wherein the stopper packing is constituted by two parts, a pressurizing system and a dispensing system.