JP2007223676A - Anaerobic plug opener for drink container - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an anaerobic plug opener for a drink container, which allows the delivery of a drink within the drink container while keeping the drink container in a sealed state. <P>SOLUTION: The anaerobic plug opener which allows the delivery of beer within a beer can 1 while keeping the beer can 1 in the sealed state includes an attached member 40K attached air- and water-tightly to the cap 13 of the spout section 1b of the beer can 1 via a sealing mechanism, a carbon dioxide gas supply tube 15 connected to a carbon dioxide gas cartridge, a beer delivery tube 17 which delivers the beer within the beer can, a blade section 18B formed so as to advance or retreat while maintaining air- and water-tightness to the spout section and formed so as to thrust into the beer can by tearing apart the cap, and the sealing mechanism is composed of an O-ring 32B slidably provided at the attached member in close contact with the top of the cap, and a sealing packing 32C provided at the attached member and interposed between the attached basic member including a carbon dioxide gas supply passage and a beer delivery passage and a blade section mounting member on which a blade member forming the blade section is mounted. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to an anaerobic opener for a beverage container, and more particularly to an anaerobic opener for a beverage container that opens a beverage container such as beer in a sealed state.

  Conventionally, for example, when drinking beer in a beer container containing 2 liters or 3 liters (hereinafter referred to as a beer can), a lid that closes the mouth of the beer can, for example, a cap is removed, and then a pressurized gas supply source such as carbonic acid is used. 2. Description of the Related Art A beer server is used in which a mounting body including a pressurized gas (carbon dioxide) supply path connected to a gas cartridge and a beverage outlet path connected to a valve body and a nozzle is mounted on an opening of a beer can. According to this beer server, in a state where the mounting body is mounted in the opening of the beer can, pressurized gas such as carbon dioxide gas is supplied from the carbon dioxide cartridge into the beer can and the valve body is operated by the lever. A fixed amount of beer can be poured into a glass or mug, and the beer in the beer container can be poured out while the beer container is installed.

  However, in the conventional beer server, the cap is removed from the mouth portion of the beer can, and the attachment body including the pressurized gas (carbon dioxide) supply passage and the beverage outlet passage is attached to the mouth portion of the beer can. Air enters the beer can when the body is worn. There is no problem if you drink all the beer in the beer can, but if you leave the beer in the beer can and drink it again after a while, the oxygen in the air that has entered the beer can There was a problem that beer was oxidized and umami taste decreased. This problem is similar in beverages other than beer.

  The present invention has been made in view of the above circumstances, and an object thereof is to provide an anaerobic opener for a beverage container that allows the beverage in the beverage container to be led out while the beverage container remains sealed. is there.

  In order to achieve the above object, the invention according to claim 1 is characterized in that an anaerobic opening of a beverage container that allows the beverage in the beverage container to be led out while the lid portion that seals the mouth portion of the beverage container remains sealed. An adhering means for adhering at least to the lid of the mouth of the beverage container via a sealing mechanism, and pressurizing the beverage container connected to a pressurized gas supply source A pressurized gas supply means for supplying gas; a beverage derivation means for deriving a beverage in the beverage container; a supply path for the pressurized gas supply means; and a derivation path for the beverage derivation means; A blade portion that is formed so as to be able to move forward and backward while maintaining air-tightness, and is formed so as to be able to pierce into the beverage container by tearing the lid portion, and the sealing mechanism includes the adherence means Slidably provided on the top of the lid An O-ring that is provided on the adherence means, and a blade base attachment that attaches an adherent base member having a supply path for the pressurized gas supply means and a lead-out path for the beverage lead-out means and a blade member that forms the blade part It is characterized by comprising a seal packing interposed between the members.

  According to a second aspect of the present invention, in the beverage container anaerobic opener according to the first aspect, the adhering means is slidable inside the outer cylindrical body surrounding the mouth of the beverage container. An internal cylinder that is inserted and removably engaged with the lower end of the lid, a presser member that is slidably inserted into the internal cylinder and includes the O-ring, and the internal cylinder A lower rotating cylinder that is screwed to the inner circumferential surface of the upper rotating cylinder, an upper rotating cylinder that is screwed to the inner circumferential surface of the lower rotating cylinder, and an inner circumferential surface of the upper rotating cylinder that is rotatable. The attachment base member to be inserted and the blade attachment member attached to the lower portion of the attachment base member via the seal packing.

  A third aspect of the present invention is the anaerobic opener for beverage containers according to the first or second aspect, wherein the blade portion has a pointed blade edge portion at the center of the tip and is directed from the blade edge portion toward the blade base side. And a pressurized gas supply passage and a beverage outlet passage which are respectively opened on the inclined surface.

  The invention according to claim 4 is the anaerobic opener for beverage containers according to claim 1 or 2, wherein the blade portion is a cylindrical blade base and a conical portion protruding from the lower end of the blade base, A cylindrical portion that penetrates the tip of the conical portion and extends to the center of the blade base and has an inclined blade tip at the tip, and a pressurized gas supply path to the cylinder And a beverage outlet path is connected to the beverage outlet formed in the conical portion.

  A fifth aspect of the present invention provides the beverage container anaerobic opener according to any one of the first to fourth aspects, wherein holding means for holding the beverage container in an inverted state in a state where the adherence means is located at the lower end. Furthermore, it is characterized by comprising.

  By configuring as described above, the pressurized gas supply means and the beverage derivation means are air-watertight with respect to the adherence means in a state where the adherence means is airtightly attached to a part or mouth of the beverage container. It moves, maintaining a property, and can rip a part or lid part of a drink container, and can rush into a drink container. Therefore, it is possible to prevent (anaerobic) air from entering the beverage container and lead out the beverage in the beverage container, and drink the beverage in the beverage container separately (claims 1 and 2).

  In addition, the blade portion formed by cutting the lid portion so as to be able to enter the beverage container is provided with a pointed blade edge portion at the center of the tip, and pressurized on the surface inclined from the blade edge portion toward the blade base side. By opening the gas supply path and the beverage outlet path, the pressurized gas supplied into the beverage container through the pressurized gas supply path is short-circuited to the beverage outlet path, so that the beverage in the beverage container is not entrained. Can be derived by pressurizing (Claim 3).

  The blade portion has a cylindrical blade base portion, a conical portion protruding from the lower end portion of the blade base portion, penetrates the tip of the conical portion, and extends to the center portion of the blade base portion, and A cylindrical portion having an inclined blade edge at the tip thereof, a pressurized gas supply path connected to the cylindrical portion, and a beverage outlet path formed in communication with a beverage outlet opening formed in the conical portion. Since the pressurized gas supply unit in the outlet and the beverage outlet can be provided apart from each other, the pressurized gas supplied into the beverage container is short-circuited in the beverage outlet path, and bubbles are not involved in the beverage container. The beverage can be derived by pressurizing (Claim 4).

  In addition, by further comprising holding means for holding the beverage container in an inverted state with the application means positioned at the lower end, the beverage container with the application means attached can be held in an inverted state, All of the beverage in the beverage container can be derived (claim 5).

  As described above, since the anaerobic opener of the present invention is configured as described above, the following effects can be obtained.

  (1) According to the first and second aspects of the present invention, the pressurized gas supply means and the beverage derivation means are attached in a state where the application means is attached in a water-tight manner to a part or mouth of the beverage container. Since it can move while maintaining air-tightness with respect to the means, and a part or lid of the beverage container can be torn into the beverage container, air can be prevented from entering the beverage container (anaerobic) Thus, the beverage in the beverage container can be derived. Therefore, since an anaerobic state can be maintained even when a beverage remains in the beverage container, it is possible to drink the beverage separately without deteriorating the taste of the beverage in the beverage container.

  (2) According to the invention described in claim 3, the blade portion that is formed so as to be able to pierce into the beverage container by tearing the lid portion is provided with a pointed blade edge portion at the center of the tip, and from the blade edge portion to the blade base side. The pressurized gas supplied into the beverage container through the pressurized gas supply path is short-circuited to the beverage outlet path by opening the pressurized gas supply path and the beverage outlet path on the surfaces inclined toward The beverage in the beverage container can be pressurized and led out without entraining the foam.

  (3) According to the invention described in claim 4, the blade portion includes a cylindrical blade base portion, a conical portion protruding from the lower end portion of the blade base portion, and a tip of the conical portion. A beverage outlet opening formed in a conical portion, having a cylindrical portion extending at the center of the base and having an inclined cutting edge at the tip thereof, and a pressurized gas supply path communicating with the cylindrical portion. By connecting the beverage outlet channel to the beverage outlet, the pressurized gas supply unit in the beverage outlet and the beverage outlet can be provided separately, so the pressurized gas supplied into the beverage container is short-circuited to the beverage outlet channel. Thus, the beverage in the beverage container can be pressurized and led out without entraining the foam. Moreover, since the supply port of the pressurized gas supply path is positioned above the beverage outlet when the beverage is poured out, it is possible to prevent the pressurized gas from entering the beverage outlet.

  (4) According to the invention described in claim 5, since the holding means for holding the beverage container in an inverted state with the applying means positioned at the lower end portion is further provided, the beverage container to which the applying means is applied is inverted. It can be held in a state and all of the beverage in the beverage container can be derived.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. Here, a case where the beverage container is a beer container and the anaerobic opener of the present invention is applied to a beer server will be described.

Reference Embodiment FIG. 1 is a cross-sectional view showing a use state of a beer server to which a reference embodiment of an anaerobic stopper according to the present invention is applied, FIG. 2 is a plan view showing the main part of the beer server, and FIG. FIG. 4 is a cross-sectional view showing a state before the anaerobic opener is opened, and FIG. 4 is a cross-sectional view showing the open state of the anaerobic opener.

  The beer server is a container that constitutes a beer server main body having heat insulation for accommodating, for example, a beer container 1 made of aluminum having 2 to 3 liters (hereinafter referred to as a beer can 1) for accommodating beer B that is a cold storage object. 2, a carbon dioxide gas cartridge 3 which is a pressurized gas supply source for supplying pressurized gas, for example, compressed gas, into the beer can 1, and a tap 4 incorporating a foaming mechanism for pouring beer B in the beer can 1. The cooling means 9 comprising the Peltier element 5, the radiator 6, the fan 7 and the controller 8 incorporated in the side wall of the container 2, the anaerobic opener 20 of the present invention, and the holding means 10 for holding the beer can 1 in an inverted state And the main part is composed. The lid 12 is detachably closed at the opening 2a of the container 2. On the inner lower surface of the lid 12, a holding convex portion 12a that engages with the concave portion 1a formed on the bottom surface of the beer can 1 is provided (see FIG. 1). Moreover, the tray 11 in which the mug J is mounted is provided in the downward side of the tap 4 in the container 2 (refer FIG. 1).

  The container 2 and the lid 12 have, for example, a heat insulating structure in which a heat insulating material such as polyurethane foam is interposed between a pair of aluminum decorative plates. The container 2 includes a first storage chamber 2 b that stores the beer can 1 and a second storage chamber 2 c that stores the carbon dioxide cartridge 3. A spare carbon dioxide cartridge 3A can be attached to the outside of the second storage chamber 2c so that the carbon dioxide cartridge 3 and the spare carbon dioxide cartridge 3A can be selectively used by a switching valve (not shown). It has become.

  As shown in FIGS. 3 and 4, the anaerobic opener 20 has a sealing mechanism for a part of the beer can 1, for example, a mouth portion 1b of the beer can 1 in which a lid 13 (hereinafter referred to as a cap 13) is sealed. The pressurized gas connected to the carbon dioxide gas cartridge 3 or 3A (pressurized gas supply source) via the carbon dioxide gas supply tube 14 and the deposition member 40 that is a gas-water tight depositing means via 30. A carbon dioxide gas supply pipe 15 which is a supply means and a beer lead-out pipe 17 which is a beverage lead-out means for leading out the beer B in the beer can 1 connected to the tap 4 via the beer lead-out tube 16 are provided. Further, the pressurized gas supply means, that is, the carbon dioxide supply pipe 15 and the beverage lead-out means, that is, the beer lead-out pipe 17 are formed so as to be movable forward and backward while maintaining air-tightness with respect to the mouth portion 1b, and the cap 13 is cut off. The beer can 1 can be rushed into the can.

  The adherend member 40 includes a lower cylindrical body 41 that surrounds the outside of the mouth portion 1 b of the beer can 1, and a female screw portion 43 that is screwed into a male screw portion 42 that is engraved on the outer periphery of the lower cylindrical body 41. The upper cylindrical body 44 that is vertically movable and a cross section that is rotatably fitted to an inward flange 44 a provided on the upper part of the upper cylindrical body 44 and that penetrates and holds the carbon dioxide supply pipe 15 and the beer outlet pipe 17. Both ends are fitted and fixed to a substantially inverted U-shaped covering member 45, a lower end portion of the covering member 45 and a lower inner peripheral side portion of the lower cylindrical body 41, and formed below the mouth portion 1 b of the beer can 1. A substantially cylindrical engagement seal member 31 made of, for example, synthetic rubber and having flexibility that can be engaged with the neck portion 1c and the lower end portion of the cap 13 is provided. In addition, an O-ring 32 made of, for example, synthetic rubber that can be brought into close contact with the upper surface of the cap 13 is fitted into a circumferential groove 46 provided around the lower surface of the horizontal portion of the cover member 45. The engagement seal member 31 and the O-ring 32 constitute a seal mechanism 30. Further, at least two or more lower handle portions 47a and upper handle portions 47b projecting outward are provided on the outer peripheral surfaces of the lower cylindrical body 41 and the upper cylindrical body 44, respectively.

  The lower cylindrical body 41, the upper cylindrical body 44, and the covering member 45 are each formed of a synthetic resin member.

  The carbon dioxide gas supply pipe 15 and the beer outlet pipe 17 are formed of, for example, a stainless steel pipe, and are respectively inserted into mounting holes 48 a and 48 b penetrating through the top portion 45 a of the cover member 45 so as to protrude below the cover member 45. The carbon dioxide supply tube 14 and the beer lead-out tube 16 are connected to the screw holes 49a and 49b connected to the upper portions of the mounting holes 48a and 48b through joints 51a and 51b that are screwed together through the packing 50. In this case, tapered portions (not shown) are provided at the lower ends of the screw holes 49a and 49b, and the packing 50 having a substantially circular cross section is tapered by the joints 51a and 51b being screwed into the screw holes 49a and 49b. The pipes 15 and 17 are prevented from coming off by being pressed against the lower surfaces of the parts and the joints 51a and 51b and being deformed so as to be in close contact with the carbon dioxide supply pipe 15 or the beer outlet pipe 17.

  Further, sharp edges 18 cut at acute angles with respect to the tube axis are formed at the lower ends of the carbon dioxide supply pipe 15 and the beer outlet pipe 17, that is, at the ends facing the cap 13. The sharp blade portions 18 tear a part of the cap 13 as the upper cylindrical body 44 and the covering member 45 are lowered, and tear the cap 13 without cutting off the carbon dioxide gas supply pipe 15 and the beer outlet pipe 17. Is rushed into the beer can 1.

  In the carbon dioxide gas supply pipe 15, when the beer can 1 is turned upside down, a check valve 19 for preventing the beer B in the beer can 1 from flowing backward to the carbon dioxide cartridge 3 or 3A side is provided. (See FIGS. 3 and 4).

  As shown in FIGS. 1 and 2, the holding means 10 stands up from two opposite sides of a mounting seat 10a fixed to the bottom of the first storage chamber 2a of the beer can 1 by, for example, a screw (not shown). And a pair of holding plates 10b having an arc shape in cross section, and the shoulder portions of the beer can 1 are held by both holding plates 10b. In this case, a stepped portion 10c is provided on the top of the holding plate 10b so as to hold beer cans 1 having different sizes, for example, 3 liters or 2 liters.

  To attach the anaerobic opener 20 configured as described above to the mouth portion 1b of the beer can 1, first, as shown in FIG. 3, the lower cylindrical body 41 and the covering member 45 are placed on the mouth portion 1b of the beer can 1. Cover the cover. Next, when the upper cylindrical body 44 is lowered by rotating the upper cylindrical body 44 with the upper handle part 47b while holding the lower handle part 47a of the lower cylindrical body 41 by hand, the upper cylindrical body 44 is covered as the upper cylindrical body 44 is lowered. The member 45 is lowered without being rotated, and the engagement seal member 31 is bent inward as the cover member 45 is lowered, and is engaged (closely) with the lower end portion of the cap 13 sealed in the mouth portion 1b. Then, the mouth portion 1b is sealed in a gas-water tight manner. Further, when the covering member 45 continues to descend, the carbon dioxide supply pipe 15 and the beer outlet pipe 17 descend while maintaining air-tightness, and the sharp blade portion 18 abuts against the cap 13 and a tear is formed in a part of the cap 13. At the same time, the cap 13 is cut off without being cut off, and the carbon dioxide supply pipe 15 and the beer outlet pipe 17 enter the beer can 1. In this state, since the O-ring 32 is in close contact with the upper surface of the cap 13, the beer B in the beer can 1 can be prevented from leaking to the outside. Even if beer B flows to the outside through the O-ring 32, the engagement seal member 31 can prevent leakage to the outside.

  After attaching the anaerobic opener 20 to the mouth portion 1b of the beer can 1 as described above, the beer can 1 is turned upside down, and the shoulder portion of the beer can 1 is supported by the holding plate 10b of the holding means 10. The lid 12 is closed to the opening 2a of the container 2, and the holding convex portion 12a provided on the lid 12 is engaged with the concave portion 1a on the bottom lower surface of the beer can 1 to hold the beer can 1 in an inverted state. (See FIG. 1). In this state, the open / close valve (not shown) of the carbon dioxide cartridge 3 (3A) is opened, and the tap 4 is operated with the mug J placed on the tray 11 or held by the hand. The beer B can be poured into the mug J.

  When the beer B remains in the beer can 1 and is stored until the next beer B is drunk, the open / close valve (not shown) of the carbon dioxide cartridge 3 (3A) is closed. Even in this storage state, since the adherent member 40 is adhered to the mouth portion 1b of the beer can 1 in a water-tight manner, air does not enter the beer can 1 and an anaerobic state can be maintained. . Therefore, it can be stored without reducing the taste of beer B.

First Embodiment FIG. 5 is a cross-sectional view of a main part showing a use state of the first embodiment of the anaerobic opener of the present invention, and FIG. 6 is an exploded cross-sectional view showing the anaerobic opener of the first embodiment. FIG. 7 is a cross-sectional view showing a state during attachment of the anaerobic opener of the first embodiment, and FIG. 8 is a cross-sectional view showing an attached state of the anaerobic opener of the first embodiment.

  The first embodiment is a case where foaming is prevented from occurring in the beer B when the beer B is derived. That is, this is a case where carbon dioxide gas, which is a pressurized gas supplied into the beer can 1, is short-circuited to the beer outlet side to prevent foaming in the beer.

  The anaerobic opener 20K according to the first embodiment is connected to the cap 13 that seals the mouth 1b of the beer can 1 in a water-tight manner and the carbon dioxide gas cartridge 3 to be connected to the beer can 1 In the beer can 1 pressurized by the carbon dioxide gas supplied from the carbon dioxide gas supply unit 400 (hereinafter referred to as the carbon dioxide gas supply unit 400) and the carbon dioxide gas supplied from the carbon dioxide gas supply unit 400. Beverage derivation means 500 (hereinafter referred to as beer derivation section 500) for selectively deriving beer B by opening / closing operation of tap 4 and carbon dioxide supply section 400 and beer derivation section 500 are formed at the end facing cap 13. And a blade portion 18 </ b> B that can be cut into the beer can 1 by cutting the cap 13.

  The adherend member 40K is slidably fitted into the exterior cylinder 410 surrounding the outside of the mouth 1b of the beer can 1 and is slidably inserted into the exterior cylinder 410, and is engaged with the lower end of the cap 13 at the lower part. An internal cylinder 430 having an engagement piece 420 that is detachably engaged, and an O-ring having a rectangular cross section that is slidably fitted into the internal cylinder 430 and is in close contact with the top of the cap 13 at the lower end surface A holding member 440 having a 32B (seal mechanism) and a male screw portion 451 screwed to a female screw portion 431 provided on the inner peripheral surface of the interior cylinder 430 are provided on the outer peripheral surface, and a female screw portion 452 is provided on the inner peripheral surface. A lower rotation cylinder 450 having a rotation operation uneven portion 453 on the upper outer periphery, and a male screw portion 461 screwed into a female screw 452 provided on the inner peripheral surface of the lower rotation operation tube 450 Provided on the upper outer periphery. The upper rotation operation cylinder 460 having the uneven portion 462 for use, the adherend base member 470 rotatably fitted to the inner peripheral surface of the upper rotation cylinder 460, and the lower portion of the adherend base member 470 are attached. At the same time, it is mainly composed of a blade portion attaching member 480 attached to the inner peripheral surface of the lower rotary operation cylinder 450 via a seal packing 32C (seal mechanism). In this case, the exterior cylinder body 410, the interior cylinder body 430, the holding member 440, the lower rotation operation cylinder body 450, the upper rotation operation cylinder body 460, the adherend base member 470, and the blade portion attachment member 480 are each made of a synthetic resin member. Is formed. The O-ring 32B and the seal packing 32C constitute a seal mechanism.

  As shown in FIG. 9, the outer tubular body 410 has an inward flange 412 extending inward of the lower end portion of the tubular main body 411, and an inner peripheral edge portion of the inward flange 412 has a lower engagement step. An annular upright piece 414 having a portion 413 is protruded, and a guide groove 415 into which a guide pin 600 described later is slidably fitted is provided in one side portion of the cylindrical main body 411 in the axial direction. ing.

  Further, as shown in FIG. 10, the interior cylinder 430 includes a cylindrical main body 432 in which an internal thread portion 431 is engraved on the inner peripheral surface, and a spring receiving step portion 433 on the inner side of the lower end portion of the cylindrical main body 432. It is mainly comprised by the cylindrical engaging piece 420 suspended through. In this case, a mounting hole 434 of the small diameter portion 601 of the stepped guide pin 600 is provided on one side of the cylindrical main body 432. An annular spring receiver 435 is provided around the lower surface of the spring receiver step portion 433. Furthermore, the recessed step part 436 opened to the opposing side is provided in two places where the spring receiving step part 433 opposes. The large-diameter portion 602 of the guide pin 600 that is fitted into the mounting hole 434 is slidably fitted into the guide groove 415 of the outer tubular body 410. Further, the engagement piece 420 is provided with a plurality of, for example, eight slits 421 opened downward at appropriate intervals in the circumferential direction, and is formed to be elastically deformable in the radial direction. An engaging claw 422 that is detachably engaged with the lower end of the cap 13 of the beer can 1 is provided.

  A coil spring 491 is contracted between the inward flange 412 of the exterior cylinder 410 configured as described above and the spring receiver 435 of the interior cylinder 430, so that the interior cylinder 430 is in relation to the exterior cylinder 410. Is always pressed outward.

  Further, as shown in FIG. 11, the lower rotation operation cylinder 450 is provided with a male screw portion 451 that is screw-coupled to a female screw portion 431 provided on the inner peripheral surface of the interior cylinder 430 on the outer peripheral surface. A cylindrical main body 454 provided with a female screw portion 452 that is screwed into a male screw portion 461 provided on the outer peripheral surface of the upper rotation operation cylinder 460, and an upper end of the outer cylinder 410 provided at the upper end of the cylindrical main body 454. An outward flange 455 that can be engaged with the outer peripheral portion, and a rotating operation uneven portion 453 provided on the outer peripheral portion of the outward flange 455.

  Further, as shown in FIG. 12, the upper rotation operation cylinder 460 has a cylindrical shape in which an outer thread is provided with a male screw part 461 that is screwed with a male screw part 452 provided on the inner peripheral surface of the lower rotation operation cylinder 450. The main body 463 includes an outward flange 464 extending outward from the upper end of the cylindrical main body 463, and a rotating operation uneven portion 462 provided on the outer peripheral surface of the outward flange 464.

  Further, as shown in FIG. 13, the adherent base member 470 is formed in a columnar shape in which an engaging flange 471 that engages with the lower end portion of the upper rotating operation cylinder 460 is provided on the outer periphery of the lower end. The adherent base member 470 is provided with a carbon dioxide gas supply path 15B constituting a pressurized gas supply means and a beer lead-out path 17B constituting a beverage lead-out means penetrating in parallel with each other. The inner opening 15a of the carbon dioxide gas supply passage 15B opens into a gas receiving recess 15b that opens downward, and the inner opening 15a protruding into the gas receiving recess 15b includes a beer can. A check valve 19 is mounted to prevent the beer B in 1 from flowing backward. The carbon dioxide supply tube 14 is detachably connected to the outer opening 15c of the carbon dioxide supply passage 15B via a coupler 14a. The beer outlet tube 16 is detachably connected to the outer opening 17a of the beer outlet path 17B via a coupler 16a. Further, on the lower end side of the adherend base member 470, a gas communication path 15d communicating with the carbon dioxide supply path 15B and the gas receiving recess 15b and a beer communication path 17b communicating with the beer outlet path 17B open downward. It is provided in the state. In addition, an attachment groove 472 of a seal packing 32C constituting a seal mechanism is provided on the outer peripheral surface of the lower end portion of the adherend base member 470, and attachment holes having female screw portions at two opposing portions of the lower end portion. 473 is provided.

  Further, as shown in FIG. 14, the blade mounting member 480 is formed in a stepped columnar shape including a lower small diameter portion 481 and an upper large diameter portion 482, and the upper portion has a stepped diameter portion at the center. The attached blade member attachment hole 483 is penetrated. This blade portion mounting member 480 has through holes 484 formed at two opposing positions, and mounting screws 485 that are inserted through the through holes 484 are provided on the lower end surface of the adherend base member 470. The blade mounting member 480 and the adherend base member 470 are fixed by being screwed to 473 (see FIG. 15). In addition, a guide protrusion 485 along the axial direction protrudes from one side surface of the enlarged diameter hole portion 483a of the blade member mounting hole 483, and an engagement groove 18b provided in the blade member 18a on the guide protrusion 485. The blade member 18a forming the blade portion 18B is attached to the blade portion attachment member 480 so as to engage with each other.

  In this case, as shown in FIGS. 14 and 15, the blade member 18a has a cylindrical blade base portion 18d having an outward flange 18c at the upper portion and a tip center protruding from the lower end portion of the blade base portion 18d. Of the blade edge portion 18e, the carbon dioxide supply passage 15C constituting the pressurized gas supply means opening on the surface inclined from the blade edge portion 18e toward the blade base portion 18d, and the beer lead-out passage 17C constituting the beverage discharge means. It has.

  The blade member 18a configured in this manner is fitted into the blade portion attachment hole 483 of the blade portion attachment member 480, and is attached to the adherent base member 470 in a state where the blade edge portion 18e protrudes downward. A carbon dioxide gas supply path 15C and a beer outlet path 17C communicate with the gas communication path 15d and the beer communication path 17b, respectively.

  Further, as shown in FIG. 10, the holding member 440 has a stepped fitting insertion hole 441 whose diameter is enlarged at the upper portion where the blade portion mounting member 480 is slidably fitted, and the lower end surface of the O-ring 32B. A mounting groove 442 is provided around the outer surface, and outer ridges 443 are provided along the axial direction at two opposing locations on the outer peripheral surface. In this case, the stepped portions of the lower small diameter portion 481 and the upper large diameter portion 482 of the blade mounting member 480 are engaged with the enlarged diameter stepped portion 444 of the fitting insertion hole 441. Further, the outer ridge 443 is slidably engaged with concave step portions 436 provided at two opposing positions of the spring receiving step portion 433 of the inner cylinder 430.

  The presser member 440 configured as described above has the upper end surface of the presser member 440 screwed into the internal cylinder 430 in a state where the outer ridge 443 is engaged in the concave step 436 of the internal cylinder 430. The lower rotary operation cylinder 450 is assembled in a state of being engaged with the lower end surface.

  In the first embodiment, the other parts are the same as those in the above-described reference embodiment. Therefore, the same parts are denoted by the same reference numerals and description thereof is omitted.

  In order to anaerobically open the beer can 1 using the anaerobic opener 20K of the first embodiment, first, as shown in FIG. The carbon dioxide gas supply tube 14 is connected to the outer side opening 15c of the gas supply unit 400 with the coupler 14a, and the beer outlet tube 16 is connected to the outer side opening 17a of the beer outlet path 17B with the coupler 16a. In this state, as shown in FIG. 7, the outer cylinder 410 is pushed up to engage the engaging claw 422 provided on the engagement piece 420 of the inner cylinder 430 with the lower end of the cap 13. Is released, and the adherend member 40K is attached to the mouth 1b of the beer can 1. In this state, the O-ring 32B is positioned above the cap 13.

  Next, when the lower rotation operation cylinder 450 is screwed with the rotation operation uneven portion 453 provided in the lower rotation operation cylinder 450, first, the O-ring 32B is in close contact with the upper end of the cap 13 and is in an air-watertight state (anaerobic). State) (see FIG. 7). In this state, the outward flange 455 of the lower rotation operation cylinder 450 is engaged with the upper end of the exterior cylinder 410, so that the engagement claw 422 is reliably engaged with the lower end of the cap 13 and the exterior cylinder 410 is engaged. Is fixed. Thereafter, when the male screw portion 461 of the upper rotary operation cylinder 460 is screwed into the female screw portion 431 of the lower rotary operation cylinder 450 and the blade attachment member 480 is moved downward together with the adherend base member 470, as shown in FIG. Further, the tip of the blade member 18a pierces the top of the cap 13, tears the upper end of the cap 13, and further rotates the upper rotary operation cylinder 460 to move the blade member 13 downward, so that the blade member 13 is at least inclined. The top end of the cap 13 is opened in a state where the top of the cap 13 is blocked from outside air, that is, anaerobic, by entering the beer can 1.

  As described above, the carbon dioxide supply part 400 and the beer outlet part 500 are provided on the adherent base member 470 of the adherent member 40K, and the upper rotation operation cylinder 460 that engages with the engagement flange 471 of the adherent base member 470 is provided. By screwing with the interior cylinder 430, only the upper rotation cylinder 460 is rotated in the forward and reverse directions without rotating the adherend base member 470, the carbon dioxide supply unit 400, and the beer derivation unit 500. The supply unit 400 and the beer outlet unit 500 can be moved forward and backward with respect to the cap 13 of the mouth portion 1b of the beer can 1.

  After attaching the anaerobic opener 20K to the mouth portion 1b of the beer can 1 as described above, the beer can 1 is turned upside down and the shoulder portion of the beer can 1 is supported by the holding plate 10b of the holding means 10. In the same manner as in the reference embodiment, the lid 12 is closed to the opening 2a of the container 2, and the holding convex portion 12a provided on the lid 12 is engaged with the concave portion 1a on the bottom bottom surface of the beer can 1. 1 is held in an inverted state (see FIG. 5). In this state, the open / close valve (not shown) of the carbon dioxide cartridge 3 (3A) is opened, and the tap 4 is operated with the mug J placed on the tray 11 or held by the hand. The beer B can be poured into the mug J. At this time, as shown in FIGS. 14 and 15, the blade member 18 a has a carbon dioxide gas supply path 15 </ b> C and a beer outlet path 17 </ b> C on surfaces inclined from the pointed blade edge 18 e toward the blade base 18 d, respectively. Since it is open, carbon dioxide gas supplied from the carbon dioxide cartridge 3 (3A) and supplied into the beer can 1 from the carbon dioxide supply passage 15C can be prevented from being short-circuited to the beer outlet passage 17C side. , Foam can be prevented from occurring in beer B.

  When the beer B remains in the beer can 1 and is stored until the next beer B is drunk, the open / close valve (not shown) of the carbon dioxide gas cartridge 3 (3A) is closed. Even in this storage state, the adherent member 40K is adhered to the mouth portion 1b of the beer can 1 in an air-watertight manner, so that air does not enter the beer can 1 and an anaerobic state can be maintained. . Therefore, it can be stored without reducing the taste of beer B.

Second Embodiment FIG. 16 is a cross-sectional view of a main part showing a use state of a second embodiment of the anaerobic opener of the present invention, and FIG. 17 is an exploded cross-sectional view showing the anaerobic opener of the second embodiment. FIG. 18 is a cross-sectional view showing a state in the middle of attachment of the anaerobic opener of the second embodiment, and FIG. 19 is a cross-sectional view showing an attachment state of the anaerobic opener of the second embodiment.

  The second embodiment is a case in which the carbon dioxide gas supplied into the beer can 1 is more reliably prevented from being mixed into the beer B to be derived. That is, the anaerobic opener 20L of the second embodiment is formed in the pressurized gas supply means so as to be capable of moving forward and backward while maintaining air-tightness with respect to the mouth portion 1b of the beer can 1, and the cap 13 While providing a cylindrical blade portion 18C that can be cut and plunged into the beer can 1 and a carbon dioxide gas supply path 15D formed by the hollow portion 18g of the blade member 18f that forms the blade portion 18C, This is a case where the beer outlet means 17D is provided with a beverage outlet port 17d that opens to the conical portion 18h that is continuous with the base end side of the cylindrical blade portion 18C.

  In this case, the adherend member 40L in the second embodiment is formed in the same manner as in the first embodiment. That is, the adherend member 40L is slidably fitted into the exterior cylinder 410 surrounding the outside of the mouth portion 1b of the beer can 1 and is slidably inserted into the exterior cylinder 410. An internal cylinder 430 having an engagement piece 420 that is detachably engaged, and an O having a rectangular cross section that is slidably fitted into the internal cylinder 430 and is in close contact with the top of the cap 13 at the lower end surface. A holding member 440 having a ring 32B (seal mechanism) and a male screw portion 451 screwed to a female screw portion 431 provided on the inner peripheral surface of the interior cylinder 430 are provided on the outer peripheral surface, and a female screw portion 452 on the inner peripheral surface. And a lower rotation operation cylinder 450 having a rotation operation uneven portion 453 on the upper outer peripheral portion, and a male screw portion 461 that is screwed into a female screw portion 452 provided on the inner peripheral surface of the lower rotation operation cylinder 450. Provided on the outer periphery and on the upper An upper rotation operating cylinder 460 having a rolling operation uneven part 462, an adherent base member 470A rotatably fitted on the inner peripheral surface of the upper rotary cylinder 460, and a lower part of the adherent base member 470A In addition, it is mainly composed of a blade mounting member 480 that is mounted between the inner peripheral surface of the lower rotary operation cylinder 450 via a seal packing 32C (seal mechanism).

  In this case, as shown in FIG. 16 to FIG. 19 and FIG. 21, the adhesion base member 470A is not provided with the gas receiving recess 15b as in the first embodiment, and penetrates the adhesion member 470A. A crank-shaped carbon dioxide gas supply passage 15E is provided. A check valve 19A is provided in the middle of the carbon dioxide supply tube 14 connected to the carbon dioxide supply passage 15E via the coupler 14A (see FIG. 18).

  Further, as shown in FIGS. 20 and 22, the blade member 18f forming the blade portion 18C in the second embodiment includes a cylindrical blade base portion 18j having an outward flange 18i at the upper portion, and a lower end of the blade base portion 18j. A cylindrical portion 18g projecting from the portion, and a cylindrical portion 18g penetrating through the tip of the cone-shaped portion 18h, extending vertically to the center of the blade base 18j, and having an inclined blade edge 18k at the tip. It is formed in the double cylinder shape which has.

  The blade member 18f configured as described above is fitted into the blade portion attachment hole 483 of the blade portion attachment member 480, and is attached to the adherent base member 470A in a state where the blade tip portion 18k protrudes downward. A hollow portion formed by the cylindrical portion 18g of the blade member 18f, that is, the carbon dioxide supply passage 15D communicates with the provided carbon dioxide supply passage 15E, and is formed in an arc shape at a plurality of, for example, two places on the conical portion 18h. A beer outlet 17D communicates with the beer outlet 17d via a conduction path 17e (see FIGS. 16 to 20).

  By comprising as mentioned above, it forms in the conical part 18h connected to the supply port of the carbon dioxide gas supply path 15D formed in the hollow part of the cylindrical part 18g which has the blade edge part 18k, and the base end side of the cylindrical part 18g. The beer outlet 17d to be formed can be formed at a distance, and carbon dioxide gas supplied into the beer can 1 through the carbon dioxide supply path 15D is prevented from being short-circuited to the beer outlet path 17D. Can do. Moreover, since the supply port of the carbon dioxide supply path 15D is positioned above the beer outlet 17d when beer is poured out, carbon dioxide can be prevented from entering the beer outlet 17D.

  In addition, in 2nd Embodiment, since another part is the same as 1st Embodiment, the same code | symbol is attached | subjected to the same part and description is abbreviate | omitted.

  In order to anaerobically open the beer can 1 using the anaerobic opener 20L of the second embodiment configured as described above, the adherent member 40L is attached to the mouth of the beer can 1 in the same procedure as in the first embodiment. In addition to being air-tightly attached to the portion 1b, it is possible to dispose the cap 13 with the blade member 18f and disposing the blade tip portion 18k and the beer outlet 17d in the beer can 1 (FIG. 16,). FIG. 20).

  After attaching the anaerobic opener 20L to the mouth portion 1b of the beer can 1 as described above, the beer can 1 is turned upside down and the shoulder portion of the beer can 1 is supported by the holding plate 10b of the holding means 10. In the same manner as in the reference embodiment, the lid 12 is closed to the opening 2a of the container 2, and the holding convex portion 12a provided on the lid 12 is engaged with the concave portion 1a on the bottom bottom surface of the beer can 1. 1 is held in an inverted state (see FIG. 16). In this state, the open / close valve (not shown) of the carbon dioxide cartridge 3 (3A) is opened, and the tap 4 is operated with the mug J placed on the tray 11 or held by the hand. The beer B can be poured into the mug J. At this time, as shown in FIGS. 16 to 18, the blade member 18 f is inserted into a hollow portion, that is, a carbon dioxide gas supply path 15 </ b> D formed by an inner cylindrical portion 18 g having a blade edge portion 18 k that penetrates to the inside of the beer can 1. Since the carbon dioxide gas supply path 15E communicates with the beer outlet 17d formed in the conical portion 18h on the base end side of the blade portion, the beer outlet path 17D communicates with the beer outlet path 17e. Carbon dioxide gas supplied from the cartridge 3 (3A) and supplied from the carbon dioxide supply passage 15D into the beer can 1 can be prevented from being short-circuited to the beer outlet passage 17D, and foam is generated in the beer B. Can be prevented.

Other Embodiments In the above embodiment, the case where the anaerobic opener of the present invention is applied to a beer beverage container (beer can 1) has been described, but the same applies to beverages other than beer, for example, carbonated beverage beverage containers. Of course, it can be applied.

It is a perspective view which shows the use condition of the beer server to which the reference embodiment of the anaerobic opener of this invention is applied. It is a top view which shows the principal part of the said beer server. It is sectional drawing which shows the state before opening of the anaerobic opening device of reference embodiment. It is sectional drawing which shows the open state of the anaerobic opener of reference embodiment. It is sectional drawing which shows the use condition of the anaerobic opener of 1st Embodiment of this invention. It is an exploded sectional view showing the anaerobic opener of a 1st embodiment. It is sectional drawing which shows the state in the middle of attachment of the anaerobic stopper of 1st Embodiment. It is sectional drawing which shows the attachment state of the anaerobic opener of 1st Embodiment. It is a cross-sectional perspective view of the exterior cylinder which comprises the to-be-adhered member in 1st Embodiment. It is a cross-sectional perspective view of the interior cylinder and blade part attachment member which comprise the adherend member in 1st Embodiment. It is a cross-sectional perspective view of the lower rotating operation cylinder which comprises the to-be-adhered member in 1st Embodiment. It is a section perspective view of the upper part rotation operation cylinder which constitutes the adherend member in a 1st embodiment. It is sectional drawing (b) which follows the II-II line of the cross-sectional perspective view (a) of (a), and (a) of the adherend base member which comprises the adherend member in 1st Embodiment. It is a perspective view of the blade member and blade part attachment member which comprise the adherend member in 1st Embodiment. It is a perspective view of the adherence base member, blade member, and blade part attachment member which constitute the adherend member in the first embodiment. It is sectional drawing which shows the use condition of the anaerobic stopper of 2nd Embodiment of this invention. It is an exploded sectional view showing the anaerobic opener of a 2nd embodiment. It is sectional drawing which shows the state in the middle of attachment of the anaerobic opener of 2nd Embodiment. It is sectional drawing which shows the attachment state of the anaerobic opener of 2nd Embodiment. It is an expanded sectional view (a) which shows the attachment state of the blade part in 2nd Embodiment, and the bottom view (b) of a blade part. It is sectional drawing (b) which follows the III-III line of a section perspective view (a) of (a), and (a) of an adhesion base member which constitutes an adhesion member in a 2nd embodiment. It is a perspective view of the blade member and blade part attachment member which comprise the adherend member in 2nd Embodiment.

Explanation of symbols

1 Beer can (container)
1b Mouth 1c Neck 3 Carbon dioxide cartridge (pressurized gas supply source)
10 Holding means 10c Holding groove (holding means)
13 Cap (lid)
15 Carbon dioxide supply pipe (Pressurized gas supply means)
15A-15C carbon dioxide gas supply path (pressurized gas supply means)
17 Beer outlet pipe (beverage outlet means)
17C-17E Beer outlet (beverage outlet)
17d Beer outlet 18B, 18C Blade portion 18e Blade tip portion 18g Cylindrical portion 18h Conical portion 18j Blade base portion 18k Blade tip portion 32B O-ring (seal mechanism)
32C seal packing (seal mechanism)
40K, 40L Adhering member (adhering means)
400 Carbon dioxide supply part (pressurized gas supply means)
410 exterior cylinder 430 interior cylinder 440 holding member 450 lower rotation operation member 460 upper rotation operation member 470 adherence base member 480 blade portion attachment member

Claims (5)

An anaerobic opener for a beverage container that allows the beverage in the beverage container to be led out while the lid for sealing the mouth of the beverage container remains sealed,
An attaching means that is air-tightly attached to at least the lid in the mouth of the beverage container via a sealing mechanism;
A pressurized gas supply means connected to a pressurized gas supply source for supplying pressurized gas into the beverage container;
A beverage derivation means for deriving a beverage in the beverage container;
The beverage container is provided with a supply path for the pressurized gas supply means and a lead-out path for the beverage lead-out means, and is formed so as to be movable forward and backward while maintaining air-water tightness with respect to the mouth, and the lid portion is cut open. A blade portion formed so as to be able to rush into,
The sealing mechanism is slidably provided on the adherence means, and is provided with an O-ring that is in close contact with the top of the lid, the adhering means, a supply path of the pressurized gas supply means, and a beverage outlet means Anaerobic opening of a beverage container, comprising: an adherend base member having a lead-out path for the above and a seal packing interposed between a blade portion mounting member to which the blade member forming the blade portion is attached vessel. An anaerobic opener for a beverage container according to claim 1,
The adhering means includes an outer cylinder that surrounds the mouth portion of the beverage container, an inner cylinder that is slidably fitted into the outer cylinder, and is detachably engaged with the lower end of the lid. A presser member that is slidably inserted into the interior cylinder and includes the O-ring, a lower rotation operation cylinder that is screwed into an inner peripheral surface of the interior cylinder, and a lower rotation operation cylinder An upper rotary operation cylinder that is screwed to the inner peripheral surface, the adherend base member that is rotatably inserted into the inner peripheral surface of the upper rotary operation cylinder, and the seal packing that is disposed below the adherent base member. An anaerobic opener for a beverage container, comprising: the blade part attachment member attached via An anaerobic opener for a beverage container according to claim 1 or 2,
The blade portion includes a pointed blade edge portion at the center of the tip, and a pressurized gas supply path and a beverage discharge path that open to surfaces inclined from the blade edge portion toward the blade base side, respectively. An anaerobic opener for beverage containers. An anaerobic opener for a beverage container according to claim 1 or 2,
The blade portion has a cylindrical blade base, a conical portion protruding from the lower end portion of the blade base, penetrates the tip of the conical portion, extends to the center of the blade base, and A cylindrical portion having an inclined cutting edge at the tip, a pressurized gas supply path communicating with the cylindrical portion, and a beverage outlet path communicating with the beverage outlet opening formed in the conical portion. An anaerobic opener for beverage containers characterized by that. The anaerobic opener for a beverage container according to any one of claims 1 to 4,
An anaerobic opener for a beverage container, further comprising holding means for holding the beverage container in an inverted state with the deposition means positioned at the lower end.

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