JP2014097843A - Plug of beverage container and beverage container - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a plug of a beverage container of a simple structure and the beverage container having the plug, capable of securing sealability, when installing an outer plug part and an inner plug part, while dispensing with packing.SOLUTION: A plug S is composed of an outer plug part 5 and an inner plug part 6 detachably-separably provided at the outer plug part 5, and is constituted so that the inner plug part 6 can be installed in the outer plug part 5 by insertably-extractably inserting an insertion part 7 provided in the inner plug part 6 into an installation hole part 8 provided in the outer plug part 5, and when inserting the insertion part 7 into the installation hole part 8, a sliding part 9 sliding to the insertion part 7 is provided in the installation hole part 8, and a dropping-in part 10 of dropping in and sliding the sliding part 9, is provided in the insertion part 7, and a close contact part 11 is provided in the inner plug part 6, for abutting in close contact on the hole edge vicinity of the installation hole part 8, when the sliding part 9 drops in and slides on the dropping-in part 10.

Description

  The present invention relates to a stopper for a beverage container such as a water bottle and a beverage container.

  In a beverage container such as a water bottle, a stopper having a liquid injection part such as a spout part or a drinking part is attached to the upper opening of the container body.

  Further, a recent plug body includes an outer plug portion that can be attached to the upper opening portion of the container body, and an inner plug portion that can be inserted into the upper opening portion of the container body to seal the upper opening portion. The inner plug part is detachably attached to the outer plug part, and the inner plug part is removed from the outer plug part so that it can be cleaned and maintained deep inside the plug body. (For example, refer to Patent Document 1).

  Further, in this type of separable plug body, for example, a packing is provided around the outer periphery of the inner plug portion, and when this inner plug portion is attached to the outer plug portion, the inner plug portion and the outer plug portion are separated. A sealing structure is provided that prevents water leakage from the gap between the inner plug portion and the outer plug portion where the gap is stopped and separated by the packing.

Japanese Patent No. 3904899

  The present invention relates to the improvement of the plug of such a separable beverage container, and has an inexpensive structure that eliminates the need for packing, while providing a sealing property when the outer plug and the inner plug are attached. The present invention provides a stopper for a beverage container having a simple structure that can be secured, and a beverage container provided with the stopper.

  The gist of the present invention will be described with reference to the accompanying drawings.

  A liquid injection part 3 is provided on the upper part of the plug S that can be detachably attached to the upper opening 2 of the container body 1, and the liquid passage 4 that communicates the liquid injection part 3 with the inside of the container body 1 is connected to the stopper. In the stopper S of a beverage container configured to be provided in the body S so that the beverage stored in the container body 1 can be injected into the liquid injection part 3 through the liquid passage 4, the stopper The body S is provided with an outer plug portion 5 that can be detachably attached to the upper opening portion 2 of the container main body 1, and is detachably attached to the outer plug portion 5, and is provided in the upper opening portion 2 of the container main body 1. The upper opening 2 is sealed with an inner plug portion 6 that can be sealed, and the insertion portion 7 protruding from the inner plug portion 6 or the outer plug portion 5 is connected to the outer plug portion 5 or the inner plug. The inner plug portion 6 can be attached to the outer plug portion 5 by being removably inserted into the attachment hole portion 8 provided in the portion 6. When inserted into the hole 8, a sliding part 9 that slides relative to the insertion part 7 or the mounting hole 8 is provided in the mounting hole 8 or the insertion part 7, and the sliding part 9 falls down and slides. The inner plug portion 6 is attached to and held by the outer plug portion 5 by providing the insertion portion 7 or the mounting hole portion 8 and the sliding portion 9 falling and sliding on the dropping portion 10. When the sliding part 9 falls down and slides into the sagging part 10, the inner plug part 6 is provided with a close contact part 11 that comes into close contact with the hole edge of the mounting hole part 8 or in the vicinity of the hole edge of the mounting hole part 8. Alternatively, the mounting hole portion 8 is sealed by being in contact with the hole edge of the mounting hole portion 8 or in the vicinity of the hole edge of the mounting hole portion 8 provided in the outer plug portion 5. The present invention relates to a beverage container stopper.

  In addition, the contact portion 11 that is in close contact with the hole edge of the attachment hole portion 8 or in the vicinity of the hole edge of the attachment hole portion 8 in the middle of the depression slide that the slide portion 9 is about to fall into the depression portion 10 is provided. Provided in the inner plug portion 6 or the outer plug portion 5, and the attachment hole portion 8 is sealed by the contact portion 11 being in close contact with the hole edge of the attachment hole portion 8 or in the vicinity of the hole edge of the attachment hole portion 8. It concerns on the stopper of the drink container of Claim 1 characterized by the above-mentioned.

  In addition, a pressure contact projection 9 that presses against the insertion portion 7 or the attachment hole portion 8 is provided on the attachment hole portion 8 or the insertion portion 7, and the pressure contact projection 9 is pressed against the insertion portion 7 or the attachment hole portion 8. The sliding portion 9 is moved, and when the insertion portion 7 is inserted into the attachment hole portion 8, a stepped surface 10 is provided on the insertion portion 7 or the attachment hole portion 8. The stepped surface 10 is used as the depressed portion 10 that generates a sliding action when the sliding portion 9 is pressed and slid, and the sliding portion 9 acts on the stepped surface 10 as the depressed portion 10. The insertion portion 7 is inserted deeply into the attachment hole portion 8 so that the contact portion 11 is in close contact with the hole edge of the attachment hole portion 8 or in the vicinity of the hole edge of the attachment hole portion 8. It concerns on the stopper of the container for drinks of any one of Claim 1, 2 .

  Further, the inner plug portion 6 or the outer plug portion 5 is provided with the contact portion 11 having a larger diameter than the insertion portion 7 in parallel with the insertion base end portion of the insertion portion 7. As the insertion portion 8 is inserted deeper into the attachment hole 8, the contact portion 11 approaches the attachment hole portion 8, and when the sliding portion 9 falls and slides into the depression portion 10, the contact portion 11 becomes closer to the attachment hole portion 8. The beverage container according to any one of claims 1 to 3, wherein the beverage container is configured to be in close contact with a hole edge or in the vicinity of the hole edge of the attachment hole portion 8.

  Further, when the attachment hole 8 is provided in the liquid injection part 3 and the insertion part 7 is inserted into the attachment hole 8, the boundary 33 between the insertion part 7 and the attachment hole 8 becomes the liquid injection part 3. The plug body S is provided with a closing lid 12 that closes the liquid injection part 3 so as to be able to be opened and closed. A sealing plug 13 is provided for sealing the liquid passage 4 when the lid 12 closes the liquid injection part 3, and the sealing plug 13 is formed in a shape that can also seal the boundary 33 surrounding the liquid passage 4. It concerns on the stopper of the container for drinks of any one of Claims 1-4 characterized by the above-mentioned.

  Further, when the insertion portion 7 is provided with a fluid passage hole 4 as the fluid passage 4, and the insertion portion 7 is inserted into the attachment hole portion 8, a boundary 33 between the insertion portion 7 and the attachment hole portion 8 is obtained. The liquid injection part 3 is configured to be exposed at a position surrounding the entire circumference of the liquid passage hole 4, and the sealing plug 13 is formed in a shape larger in diameter than the boundary 33 surrounding the whole circumference of the liquid passage hole 4. 6. The beverage container plug according to claim 5, wherein the sealing plug 13 seals the boundary 33 around the liquid passage hole 4 together with the liquid passage hole 4.

  Further, when the sliding portion 9 falls into and slides on the inner plug portion 6 or the outer plug portion 5, the outer plug portion 5 or the inner plug portion 6 comes into contact with the outer plug portion 5 when sliding. 7. The beverage container according to claim 1, wherein a contact portion 30 is provided for preventing the inner plug portion 6 from rattling. 7.

  Further, the sliding portion 9 is provided at a position opposed to the inner edge of the hole of the mounting hole 8 or a position opposed to the outer peripheral surface of the insertion portion 7, and the depressed portion 10 in which each sliding portion 9 falls and slides, The stopper for a beverage container according to any one of claims 1 to 7, wherein the stopper is provided at a position opposed to an outer peripheral surface of the insertion portion 7 or a position opposed to a hole inner edge of the mounting hole portion 8. It is concerned.

  In addition, due to the drop sliding action that the sliding portion 9 tries to drop into the drop portion 10, the contact portion 11 collides with the hole edge of the attachment hole portion 8 or the vicinity of the hole edge of the attachment hole portion 8. The sliding part 9 and the depression part 10 are set and configured so as to generate a notification sound. The beverage container plug according to any one of claims 1 to 8, is there.

  Further, the outer plug portion 5 and the inner plug portion 6 are made of synthetic resin, and the mounting hole portion 8 is formed integrally with the outer plug portion 5 or the inner plug portion 6, and the inner plug portion 6 or the outer plug portion is formed. 5, the insertion portion 7 and the contact portion 11 are integrally formed, and the sliding portion 9 is integrally formed in the attachment hole 8 or the insertion portion 7, and the insertion portion 7 or the attachment hole portion 8. The said depression part 10 was integrally molded, and it concerns on the stopper of the drink container of any one of Claims 1-9 characterized by the above-mentioned.

  A beverage container comprising the beverage container plug body S according to any one of claims 1 to 10 detachably attached to the upper opening 2 of the container body 1. It is concerned.

  Since the present invention is configured as described above, the separated outer plug part and inner plug part can be cleaned and maintained separately to maintain cleanliness, and the present invention inserts the insertion part into the mounting hole. When the inner plug part is attached to the outer plug part, the close contact part is brought into close contact with the hole edge of the mounting hole part or in the vicinity of the hole edge of the mounting hole part by the sliding action of the sliding part to the drop part. Since the mounting hole is held and sealed, there is no need for a sealing structure with packing between the outer plug part and the inner plug part, and it is possible to realize a plug body with a simple and simple sealing structure. An excellent beverage container stopper and a beverage container having this stopper, which is extremely practical.

  Further, in the invention according to claim 2, even after the close contact portion comes into close contact with the edge of the mounting hole portion or in the vicinity of the hole edge of the mounting hole portion, the sliding portion falls into the falling portion and tries to slide. Since the sliding action is continuously exerted, the tight contact portion always keeps in close contact with the hole edge of the mounting hole portion or the vicinity of the hole edge of the mounting hole portion, and the sealing state of the mounting hole portion is maintained well. Thus, the beverage container has a more practical configuration.

  Further, in the invention according to claim 3, the sliding portion and the dropping portion that surely generate the sliding action and bring the tightly contacting portion into close contact with the mounting hole portion can be easily realized with a simple configuration. It becomes the stopper of the container for drinks of the composition excellent in practicality.

  Further, in the invention described in claim 4, by inserting the insertion portion into the attachment hole portion, it is possible to securely contact the hole edge of the attachment hole portion or the vicinity of the hole edge of the attachment hole portion so as to seal the attachment hole portion. It becomes the stopper of the container for drinks of the structure which was further excellent in the practicality from which the structure of a part can be designed easily.

  Further, in the invention according to claim 5, in addition to maintaining the sealed state of the mounting hole portion by the close contact portion being in close contact with the hole edge of the mounting hole portion or in the vicinity of the hole edge, the closing lid has the liquid injection portion. When closed, the sealing plug seals the boundary between the mounting hole portion and the insertion portion that are exposed to the liquid injection portion, so that a beverage container with a highly practical configuration that exhibits more reliable sealing performance. It becomes a plug body.

  Further, in the invention of claim 6, it is possible to easily realize a structure in which the boundary between the insertion portion and the mounting hole portion is sealed with the sealing plug together with the fluid passage (fluid hole), and it is more practical. It becomes the stopper of the drink container of composition.

  In addition, in the invention according to claim 7, it is possible to prevent the inner plug portion from rattling with respect to the outer plug portion, and thereby the sealing state of the mounting hole portion can be more satisfactorily maintained. It becomes a stopper of a beverage container.

  In the invention according to claim 8, the plurality of sliding portions provided at the opposing position of the inner edge of the mounting hole or the outer peripheral surface of the insertion portion are opposed to or attached to the outer peripheral surface of the insertion portion. Since the plurality of sliding portions are lowered and slid into the plurality of depressions provided at positions opposed to the inner edge of the hole portion, the close contact portion is caused by the depression and sliding action of the plurality of sliding portions, or the hole of the attachment hole portion or the hole of the attachment hole portion. It becomes a stopper for a beverage container having a structure that is more practical and that has a good sealing function by stably abutting and abutting in the vicinity of the edge.

  Further, in the invention according to claim 9, since the user can recognize from the notification sound that the inner plug portion is attached to the outer plug portion and the mounting hole portion is sealed, the attachment between the outer plug portion and the inner plug portion is possible. It becomes a stopper for a beverage container having a structure that is more practical and less likely to cause inconveniences such as insufficient beverage leakage.

  In the invention according to claim 10, when the insertion portion is inserted into the attachment hole portion and the sliding portion falls into the depression portion and slides, the contact portion is a hole edge of the attachment hole portion or a hole of the attachment hole portion. The outer plug portion and the inner plug portion configured to be in close contact with each other in the vicinity of the edge can be easily and accurately designed by resin molding to be a beverage container plug having a more practical configuration. .

It is a perspective view which shows the container for drinks of Example 1. FIG. It is a perspective view which shows the state which removed the stopper from the container main body of Example 1, and opened the closure lid | cover. FIG. 3 is an explanatory side view in which a plug body is cut out showing a state in which the plug body is removed from the container main body and the closing lid is opened according to the first embodiment. It is an explanatory cutaway side view showing the state where the plug of Example 1 was separated into the outer plug part and the inner plug part. It is the perspective view which isolate | separated the plug body of Example 1 into the outer plug part and the inner plug part, and turned the outer plug part upside down. It is a partial expanded side sectional view which shows the relationship between the insertion part and attachment hole part in the state which isolate | separated the plug body of Example 1 into the outer plug part and the inner plug part. It is a partial expanded side sectional view which shows the relationship between the sliding part of the state which attached the inner stopper part to the outer stopper part of Example 1, and a depression part. It is explanatory side view which notched the stopper which shows the container for drinks of Example 2. FIG. It is explanatory side view which notched the plug body which shows the state which removed the plug body from the container main body of Example 2, and opened the obstruction | occlusion lid. It is explanatory cutaway side view which shows the state which isolate | separated the plug body of Example 2 into the outer plug part and the inner plug part. It is the perspective view which isolate | separated the plug body of Example 2 into the outer plug part and the inner plug part, and turned the outer plug part upside down. It is the top view which isolate | separated the plug body of Example 2 into the outer plug part and the inner plug part, and turned the outer plug part upside down. It is a partial expanded side sectional view which shows the relationship between the insertion part and attachment hole part in the state which isolate | separated the plug body of Example 2 into the outer plug part and the inner plug part, and the relationship between a contact part and a to-be-contacted part. It is a partial expanded side sectional view which shows the relationship between the sliding part of the state which attached the inner stopper part to the outer stopper part of Example 2, and the depression part, and the relationship between a contact part and a to-be-contacted part. It is explanatory side view which notched the stopper which shows the container for drinks of Example 3. FIG. It is explanatory side view which notched the plug body which shows the state which removed the plug body from the container main body of Example 3, and opened the obstruction | occlusion lid. It is a description notched side view which shows the state which isolate | separated the plug body of Example 3 into the outer plug part and the inner plug part. It is the perspective view which isolate | separated the plug body of Example 3 into the outer plug part and the inner plug part, and turned the outer plug part upside down. It is the top view which isolate | separated the plug body of Example 3 into the outer plug part and the inner plug part, and turned the outer plug part upside down. It is an explanatory top view in the state where the closure lid which shows the stopper of Example 3 was opened. The sealing plug seals the relationship between the sliding portion and the depressed portion with the inner plug portion attached to the outer plug portion of Example 3, the relationship between the contact portion and the contacted portion, and the boundary between the insertion portion and the mounting hole portion. It is a partial expanded side sectional view which shows a mode. It is an explanation partial expansion exploded perspective view showing the attachment structure to the closure lid of the airtight stopper of Example 3.

  An embodiment of the present invention which is considered to be suitable will be briefly described with reference to the drawings showing the operation of the present invention.

  The beverage stored in the container body 1 is injected into the liquid injection part 3 above the stopper body S via the liquid passage 4 of the stopper body S of the present invention attached to the upper opening 2 of the container body 1. When a beverage is poured from the liquid injection unit 3 into a cup or the like, for example, when the liquid injection unit 3 that can be provided with a mouth is formed, the liquid is poured into the liquid injection unit 3 to serve the beverage. You can drink directly.

  In addition, the stopper S of the present invention can be removed from the upper opening 2 of the container body 1 and can be cleaned. The stopper S is further detachably attached to the upper opening 2 of the container body 1. Separating the upper opening 2 into a sealable inner plug 6 by being inserted into the upper opening 2 of the container body 1 and the upper opening 2 of the container body 1 and cleaning and cleaning each of them separately. Therefore, it is possible to easily keep the plug S clean by cleaning the inner plug portion 6 to the outer plug portion 5 in a state where it is difficult to clean.

  Further, the outer plug portion 5 and the inner plug portion 6 include an inner plug portion 6 or an insertion portion 7 protruding from the outer plug portion 5 in an attachment hole portion 8 provided in the outer plug portion 5 or the inner plug portion 6. In this case, the attachment hole 8 or the sliding portion 9 provided in the insertion portion 7 slides with respect to the insertion portion 7 or the attachment hole portion 8, and this sliding portion is attached. When 9 is lowered and slid into the drop portion 10 provided in the insertion portion 7 or the attachment hole portion 8, the inner plug portion 6 is attached and held by the outer plug portion 5, and the inner plug portion 6 or the outer plug portion. 5 is brought into close contact with the hole edge of the mounting hole 8 or in the vicinity of the hole edge of the mounting hole 8, and the mounting hole 8 is sealed.

  That is, since the mounting hole portion 8 is sealed by the sliding and sliding action that the sliding portion 9 tries to drop into the dropping portion 10, the sealing structure by the packing as in the past is used for the outer plug portion 5 and the inner plug portion 6. Therefore, it is possible to realize a plug body S having an inexpensive and simple separation structure that does not require packing.

  Further, for example, in the middle of the drop sliding where the sliding portion 9 is about to drop into the drop portion 10, the contact portion 11 that comes into close contact with the hole edge of the attachment hole portion 8 or the vicinity of the hole edge of the attachment hole portion 8. Is attached to the inner plug portion 6 or the outer plug portion 5, and the attachment portion 8 is sealed by the contact portion 11 being in close contact with the hole edge of the attachment hole portion 8 or in the vicinity of the hole edge of the attachment hole portion 8. In this configuration, the contact portion 11 is in close contact with the hole edge of the mounting hole portion 8 or in the vicinity of the hole edge of the mounting hole portion 8 in the middle of the downward sliding before the sliding portion 9 completely falls into the falling portion 10. Will be in touch.

  Therefore, even after the contact portion 11 is in close contact with the hole edge of the mounting hole portion 8 or in the vicinity of the hole edge of the mounting hole portion 8, the sliding portion 9 that continues to slide down into the falling portion 10 continues. As a result, the close contact portion 11 keeps in close contact with the edge of the mounting hole portion 8 or in the vicinity of the hole edge of the mounting hole portion 8 so that the sealing state of the mounting hole portion 8 is maintained well. Will be.

  A first embodiment of the present invention will be described with reference to FIGS.

  This embodiment is applied to a portable water bottle as shown in FIG. 1, and a bottomed cylindrical mouthpiece 3 as a liquid injection section 3 (hereinafter referred to as this embodiment) is provided in an upper opening 2 of a container body 1. In the example, the stopper S having the liquid injection part 3 is referred to as a mouthpiece part 3) is detachably provided, and the liquid passage 4 (liquid passage) communicates with the inside of the container body 1 at the bottom of the liquid injection part 3. A pouring hole 4 (hereinafter referred to as a pouring hole 4 in the present embodiment) is formed as a hole 4), and a blocking lid 12 for closing the mouthpiece 3 with the plug S is formed. When the closing lid 12 is provided with a sealing plug 13 projecting toward the pouring hole 4 and the sealing plug 13 closes the mouthpiece 3 with the closing lid 12. The upper part of the pouring hole 4 is sealed. In addition to the mouthpiece unit 3, the liquid injection unit 3 may employ a type that pours a beverage into a cup or the like, or may employ other configurations.

  Specifically, the container body 1 employs a long and narrow upper opening type cylindrical container, and the short cylindrical plug body S is detachably attached to the upper opening 2 of the container body 1. doing.

  In this attachment / detachment structure of the container body 1 and the plug S, the male screw part 14 is formed on the outer peripheral surface near the upper opening 2 of the container main body 1, while the female screw part 15 is integrally formed on the inner peripheral surface of the plug S. The plug body S is attached to the upper opening 2 of the container main body 1 by screwing the female screw portion 15 to the male screw section 14, and the container body 1 is unscrewed by the screwing operation of the plug body S. The stopper S can be removed from the upper opening 2. Therefore, the container body 1 and the stopper S can be separated and separately cleaned, and both can be kept hygienic.

  Moreover, as shown in FIGS. 2-4, the said mouthpiece part 3 provided in the stopper S is formed in the inclination upper edge where the one side of an upper edge part is high and the other side becomes low, and the one side which is high The upper edge portion of the mouthpiece portion 16 is a mouthpiece portion 16, and the mouthpiece portion 16 can be directly attached to the mouthpiece for drinking.

  Also, the bottom surface of the mouthpiece 3 is a horizontal surface, and as shown in FIGS. 3 and 4, a large-diameter circular through-hole that can also serve as a vent hole for dispensing beverage is provided in the center of the horizontal bottom surface. This through hole is referred to as the above-mentioned extraction hole 4.

  The closure lid 12 of the present embodiment is configured as a dome-shaped short cylindrical body with a lower opening type that can cover the mouthpiece portion 16 by covering the mouthpiece portion 3 from above. A predetermined position of the peripheral edge portion is pivotally attached to the upper portion of the plug body S at a position opposite to the mouthed portion 16 so as to be able to swing up and down.

  Further, a cylindrical mounting portion 17 is projected (suspended) at the center of the inner top surface of the closure lid 12, and the sealing plug 13 is provided at the projecting tip of the cylindrical mounting portion 17.

  Further, the sealing plug 13 of the present embodiment is formed in a disk shape having a diameter slightly larger than the diameter of the large-diameter extraction hole 4 and a shape in which the central portion swells, Further, the sealing plug 13 is made of silicon rubber having elasticity, and is configured to be pressed against the pouring hole 4 (hole edge) by its own elasticity.

  Further, the closing lid 12 of the present embodiment having the mounting portion 17 is made of synthetic resin and integrally formed by resin molding.

  Further, in this embodiment, a push-open function is provided in which the closing lid 21 is automatically activated and opened by pushing the release pushing portion 23.

  Specifically, an elastic body 21 (torsion spring 21) is provided on the pivoting portion 20 of the closing lid 12, and the elastic body 21 is configured to be urged to rotate in the direction in which the closing lid 12 is always opened and activated. At the same time, the stopper S is provided with a locking portion 22 that locks the mouthpiece portion 3 with the closing lid 12 in the closed state and holds the closing lid 12 in the closed state. The stopper S is provided with a release pusher 23 that is released by pushing the latched state to the stopper 12, and when the release pusher 23 is pushed, the latched part 22 is locked to the closing lid 12. Is released, and the closing lid 12 is automatically opened and activated by the urging force of the elastic body 21.

  Further, a locking portion 22 (locking claw) that locks on the closing lid 12 and holds the closing lid 12 in a closed state is provided on the mouthed portion 16 side of the upper portion 5 of the plug S, which will be described later. That is, it is provided on the peripheral edge of the plug body S (outer plug portion 5) and the closing lid 12 on the opposite side to the pivoting portion 20 so as to be exposed from the upper surface portion of the outer plug portion 5.

  Further, a mounting recess 24 is formed in the peripheral surface of the outer plug portion 5 on the side of the mouthed portion 16, and the release pushing formed continuously with the locking portion 22 in the mounting recess 24. When the release pusher 23 is pushed toward the inner side of the outer plug 5 against the urging force of an elastic body (not shown), the engagement portion 23 is interlocked with the engagement pusher 23. The stop portion 22 is configured to move inward of the outer plug portion 5.

  On the other hand, a claw portion that engages and locks the locking portion 22 is formed integrally with the peripheral edge portion of the closing lid 12 opposite to the pivoting portion 20, and the claw portion is engaged with the engaging portion 25. When the mouthpiece 3 is closed with the closing lid 12, the engaging portion 25 and the locking portion 22 are engaged and locked, and this closed state is maintained by the urging force of the elastic body (becomes a closed lock state). ) In this closed lock state, when the release pushing portion 23 is pushed to move the locking portion 22 inward of the outer plug portion 5, the locking portion 22 is disengaged from the engaging portion 25. The closed lock state is released, and the elastic lid 21 automatically starts and rotates the closing lid 12 to open the mouthpiece 3.

  Further, in the present embodiment, a stopper body 26 is provided in the outer plug portion 5 of the plug body S to switch the release push portion 23 between a state where the release push portion 23 can be pushed and a state where the push operation is impossible.

  Specifically, the mounting recess 24 formed in the outer plug portion 5 is formed in a horizontally long shape, and the horizontally long stopper body 26 having a length shorter than that of the mounting recess 24 is formed in the horizontally long mounting recess 24. And a stopper body 26 is provided in the mounting recess 24 so as to be reciprocally slidable in the lateral direction. Then, the stopper body 26 is slid in one of the left and right directions with respect to the outer plug portion 5 to prevent the release pushing portion 23 from being pushed, and the sliding movement operation is performed in the other direction. The release pushing portion 23 is configured to be capable of pushing operation.

  In this embodiment, since the stopper body 26 and the release pushing portion 23 are provided at substantially the same position of the plug body S (the outer plug portion 5), the hand that can operate the release pushing portion 23 is provided. The stopper body 26 can also be slid with a finger (for example, thumb). That is, when the closure lid 12 is opened, the stopper body 26 is horizontally slid and moved by the finger, and then the release pushing portion 23 is pushed by the same finger and the closure lid 12 is simply operated by a series of operations. It is configured so that it can be opened.

  Hereinafter, the plug body S of the present embodiment will be described in more detail.

  The plug body S of the present embodiment is provided with an outer plug portion 5 that can be detachably attached to the upper opening 2 of the container body 1, and is detachably attached to the outer plug portion 5. An inner plug portion 6 that can seal the upper opening portion 2 by being inserted into the upper opening portion 2, and the insertion portion 7 protruding from the inner plug portion 6 or the outer plug portion 5 is connected to the outer plug portion 6. The inner plug portion 6 can be attached to the outer plug portion 5 by being removably inserted into the attachment hole portion 8 provided in the portion 5 or the inner plug portion 6.

  Specifically, the outer stopper portion 5 of this embodiment is made of a synthetic resin, has a short cylindrical shape having an outer diameter dimension equivalent to the outer diameter dimension of the container body 1, and has the mouthpiece portion 3 on the upper portion. The outer cover portion 5 is integrally formed by resin molding into a shape having the shape, and the closing lid 12 is pivotally attached to the upper portion of the outer plug portion 5.

  Further, the female screw portion 15 that can be detachably attached to the male screw portion 14 of the upper opening 2 of the container body 1 is integrally formed on the inner peripheral surface of the cylindrical outer plug portion 5.

  Further, the bottom portion of the mouthpiece portion 3 of the outer plug portion 5 is formed in an elliptical shape in a plan view in the vertical direction of the outer plug portion 5, and this elliptical through portion is used as the attachment hole portion 8. As shown in FIGS. 3 to 5, the mounting hole portion 8 is integrally formed into a shape that extends downward in a cylindrical shape and has a hole length in the vertical direction.

  The inner plug portion 6 of this embodiment is made of synthetic resin, and is integrally formed by resin molding into a short cylindrical shape that is slightly smaller in diameter than the outer plug portion 5 and can be inserted into the upper opening 2 of the container body 1. Yes.

  Further, the central hole of the inner plug portion 6 is used as the pouring hole 4, and a sealing packing 18 that is in close contact with the inner peripheral surface near the upper opening 2 of the container body 1 is provided around the lower portion.

  In addition, the insertion portion 7 having a protruding length dimension equivalent to the hole length dimension of the mounting hole portion 8 is provided on the upper portion of the inner plug portion 6 by integral molding, and the upper portion of the insertion portion 7 is The periphery of the pouring hole 4 is formed in a flat surface, and when the insertion portion 7 is inserted into the mounting hole portion 8 and the inner plug portion 6 is attached to the outer plug portion 5, the upper flat surface of the insertion portion 7 is It is configured to function as a bottom surface of the mouthpiece 3.

  Further, the insertion portion 7 has a cylindrical shape smaller in diameter than other portions of the inner plug portion 6, and is integrally formed in an elliptical columnar shape in plan view that synchronizes with the hole shape of the mounting hole portion 8. That is, by making the shape of the insertion portion 7 and the attachment hole portion 8 coincide with each other, the insertion portion 7 can be inserted into the attachment hole portion 8 in a non-rotating state, and the inner plug portion 6 can be attached to the outer plug portion 5. In the mounted state, the boundary 33 between the insertion portion 7 and the mounting hole portion 8 is configured to be elliptically exposed at a position surrounding the entire circumference of the liquid passage 4 on the bottom surface of the drinking mouth portion 3 (with the insertion portion 7 and If the shape of the mounting hole 8 is not matched, the insertion portion 7 cannot be inserted into the mounting hole 8.

  Further, slide protrusions 27 having a length in the vertical direction are provided at two opposing positions on the outer peripheral surface of the insertion portion 7 by integral molding, and the guide grooves 28 into which the slide protrusions 27 are slidably fitted are mounted. A recess is formed by integral molding at two opposite positions on the inner peripheral surface of the hole 8 so that the insertion projection 7 can be smoothly inserted and removed by the slide projection 27 and the guide groove 28. ing.

  In this embodiment, when the insertion portion 7 is inserted into the mounting hole portion 8, a sliding portion 9 that slides with respect to the insertion portion 7 is provided in the mounting hole portion 8, and the sliding portion 9 is lowered. The sliding part 10 is provided in the insertion part 7, and the sliding part 9 falls and slides on the falling part 10, so that the inner plug part 6 is mounted and held on the outer plug part 5. When the sliding portion 9 falls down and slides into the sagging portion 10, the inner plug portion 6 is provided with a close contact portion 11 that comes into close contact with the vicinity of the hole edge of the mounting hole portion 8. The mounting hole 8 is sealed by being in close contact with the vicinity of the hole edge 8.

  Specifically, a pressure contact projection 9 that presses against the insertion portion 7 is provided in the mounting hole portion 8 by integral molding, and the pressure contact projection 9 is pressed against the insertion portion 7 to slide. When the insertion portion 7 is inserted into the mounting hole 8 in a non-rotating state by matching the shape, a concave step surface 10 is provided on the insertion portion 7 so that the sliding portion 9 slides in pressure contact. The stepped surface 10 is defined as the depressed portion 10 that generates a sliding action when the sliding portion 9 is pressed and slid, and the insertion portion 7 is brought into the mounting hole 8 by the falling sliding action of the depressed portion 10. The contact portion 11 is inserted deeply and is in close contact with the hole edge of the attachment hole portion 8 or the vicinity of the hole edge of the attachment hole portion 8. That is, without adjusting the positional relationship between the sliding portion 9 and the sagging portion 10, the sliding portion 9 is automatically lowered by simply inserting the insertion portion 7 into the mounting hole 8 in conformity with the shape. It is configured so that it is guided to a positional relationship where it slides down and slides, so that it is extremely easy for the user to be confident in the mounting (assembly) operation of the outer plug portion 5 and the inner plug portion 6. It can be assembled so that a later-described notification sound can be recognized.

  Further, the pressure contact projection 9 as the sliding portion 9 is formed into a hemispherical projection as shown in FIGS. 4 to 7, and is opposed to the hole inner edge (hole inner surface) near the upper portion of the mounting hole portion 8 ( It is provided at two opposite locations.

  A concave stepped surface 10 as the depressed portion 10 on which each sliding portion 9 falls and slides is formed into a stepped surface 10 that is recessed inwardly of the insertion portion 7 and is closer to the upper portion of the insertion portion 7. It is provided at opposite positions (two opposite positions) on the outer peripheral surface.

  Further, the depressed portion 10 will be described in more detail. A concave portion 19 having a horizontal rectangular shape is integrally formed at a position opposed to the outer peripheral surface near the upper portion of the insertion portion 7, and a step at the upper portion of each concave portion 19 is formed into the insertion portion 7. The step surface 10 is formed so as to be a step surface 10 that is directed inward (toward the horizontal inward) at a right angle with respect to the outer peripheral surface.

  The contact portion 11 of this embodiment is provided in the inner plug portion 6 in a state of being juxtaposed with the insertion base end portion of the insertion portion 7, and as the insertion portion 7 is inserted deeply into the mounting hole portion 8, When 11 approaches the mounting hole 8 and the sliding part 9 falls into the falling part 10 and slides, the close contact part 11 comes into close contact with the hole edge of the mounting hole 8 and the vicinity of the hole edge. It is composed.

  Specifically, the inner plug portion 6 is integrally formed in a shape in which the lower side from the insertion base end portion of the insertion portion 7 is slightly larger in diameter than the insertion portion 7, and below the insertion base end portion of the insertion portion 7. A horizontal surface portion 11 is provided in a continuous state with the insertion portion 7, the horizontal surface portion 11 is used as the close contact portion 11, and the entire periphery of the hole edge where the close contact portion 11 extends below the mounting hole portion 8, that is, a tube It is set as the structure which contact | abuts closely to the perimeter of the lower end part of the attachment hole part 8 of a shape.

  In this embodiment, the sliding portion 9 is in close contact with the vicinity of the hole edge of the mounting hole portion 8 while the sliding portion 9 is about to drop into the falling portion 10. The formation position of the depression 10 and the contact portion 11 is set and configured (the accuracy of the formation positions of the sliding portion 9, the depression 10 and the adhesion portion 11 is determined by resin molding), and hemispherical at the time of further depression sliding The sliding portion 9 has a good depression sliding action with respect to the concave step surface 10 having a right angle (the action in which the insertion portion 7 is about to be inserted deeply into the mounting hole portion 8 as shown by the arrow in FIG. 7). Therefore, even after the close contact portion 11 is in close contact with the vicinity of the hole edge of the mounting hole portion 8, the sliding portion 9 continuously falls into the falling portion 10 and has a good downward sliding action. The attachment hole portion 8 continues to be in close contact with the vicinity of the hole edge of the attachment hole portion 8 by being exerted. Sealed state is a configuration that is to be maintained satisfactorily. In addition, it is good also as a structure which forms the depression part 10 in the downward inclined surface which inclines downward toward the insertion base end side of the insertion part 7, and the sliding part 9 exhibits a favorable depression sliding action.

  Further, in this embodiment, the close contact portion 11 collides with the vicinity of the hole edge of the mounting hole portion 8 due to the downward sliding action in which the sliding portion 9 attempts to slide down into the falling portion 10, and “Patch” is notified. It was configured to generate a sound (impact sound between synthetic resins), and due to the generation of this notification sound, the contact portion 11 was in close contact with the vicinity of the hole edge of the mounting hole portion 8 and the mounting hole portion 8 was securely sealed. Is configured to be recognized by the user.

  A second embodiment of the present invention will be described with reference to FIGS.

  The present embodiment is different from the first embodiment in that the sliding portion 9 is configured differently and the outer plug portion 5 and the inner plug portion 6 are externally attached to the outer plug portion 6 with the inner plug portion 5 attached thereto. This is a case where a rattling prevention means 29 for preventing the inner stopper portion 6 from rattling with respect to the stopper portion 5 is provided.

  First, the sliding part 9 of a present Example is demonstrated.

  The sliding portion 9 has a shape having a length in the lateral direction as shown in FIGS. 10 to 14, and the side cross-sectional shape is formed into a hemispherical protrusion (laterally long press contact protrusion 9), and the attachment It is provided at the opposite position (two opposite positions) of the hole inner surface near the upper part of the hole 8.

  That is, each of the horizontally long sliding portions 9 is attached to the inner plug portion 6 and the outer plug portion 5 by sliding down with respect to a wide range of the step surface 10 (the depression portion 10) on the upper portion of each of the recesses 19. Compared with the configuration in which the press-contact projections 9 (points) of Example 1 slide down and slide in this configuration, each of the horizontally long press-contact projections 9 (lines) has a force to drop and slide. In order to act stronger than the first embodiment, this strong depression sliding action makes the attachment and holding state of the inner plug part 6 to the outer plug part 5 more stable. The close contact state in the vicinity of the hole edge (sealed state of the mounting hole portion 8) can be more satisfactorily maintained, and the notification sound volume caused by the close contact portion 11 colliding with the vicinity of the hole edge of the mounting hole portion 8 The structure can be expected to improve.

  Next, the rattling prevention means 29 of the present embodiment will be described.

  The rattle prevention means 29 is in contact with the outer plug portion 5 or the inner plug portion 6 when the sliding portion 9 falls into the lower portion 10 and slides on the inner plug portion 6 or the outer plug portion 5. The contact portion 30 that prevents the inner plug portion 6 from rattling with respect to the outer plug portion 5 is provided.

  Specifically, a contact portion 30 is provided in the inner plug portion 6 or the outer plug portion 5, and a contacted portion to which the contact portion 30 comes into contact when the sliding portion 9 falls and slides on the dropping portion 10. 31 is provided in the outer plug portion 5 or the inner plug portion 6 and the contact portion 30 comes into contact with the contacted portion 31 so that the inner plug portion 6 rattles (will tilt) with respect to the outer plug portion 5. This is configured to prevent this.

  More specifically, in this embodiment, as shown in FIGS. 11 and 12, the periphery of the insertion base end portion of the insertion portion 7 of the inner plug portion 6 is formed into a flat surface, and the base of the insertion portion 7 is formed. On a flat surface around the end portion, a horizontal plane portion 11 (contact portion 11) having an elliptical shape in plan view synchronized with the outer shape in plan view of the insertion portion 7 and having a diameter slightly larger than the diameter of the mounting hole portion 8 Is provided so as to be one step higher than the surrounding flat surface (integrated molding), and the vertical step surface 30 between the horizontal surface portion 11 and the surrounding flat surface is used as the contact portion 30.

  On the other hand, as shown in FIGS. 10, 13, and 14, in the outer plug portion 5, the release pushing portion 23 side position is arranged side by side with the mounting hole portion 8 at a small interval so as to form a vertically long rectangular protrusion. 32 is formed (integrally formed), and the protrusion 32 is formed into a shape in which the lower end portion is positioned slightly below the lower end of the hole edge extending below the attachment hole portion 8. The flat portion existing on the center side of the outer plug portion 5 is used as the contacted portion 31.

  Then, when the insertion portion 7 is inserted into the mounting hole portion 8 and the sliding portion 9 falls down and slides into the depression portion 10, a part of the contact portion 30 contacts the contacted portion 30 ( The formation positional relationship between the contact portion 30 and the contacted portion 31 is set and configured so as to exhibit the rattling-preventing action (refer to FIG. 14).

  That is, in this embodiment, the contact portion 30 is provided in the inner plug portion 6 and the contacted portion 31 is provided in the outer plug portion 5, but conversely, the contact portion 30 is provided in the outer plug portion 5. , It is good also as a structure which provides the to-be-contacted part 31 in the inside plug part 6, and prevents the rattle by contacting the suitable part of the outer plug part 5 or the inside plug part 6 without providing the special to-be-contacted part 31. The rattling prevention means 29 may be configured by providing the contact portion 30 to be exhibited in the inner plug portion 6 or the outer plug portion 5.

  Accordingly, in this embodiment configured as described above, the action of improving the attachment and holding stability of the inner plug portion 6 to the outer plug portion 5 due to the sliding of the horizontally long sliding portion 9 falling into the falling portion 10 and the contact is achieved. Due to the backlash preventing action caused by the contact of the portion 30 with the contacted portion 31, the inner plug portion 6 is significantly less likely to rattle against the outer plug portion 5 than in the configuration of the first embodiment. The tight contact state (the sealed state of the mounting hole 8) in the vicinity of the hole edge of the mounting hole 8 is maintained extremely well.

  Since other configurations are the same as those of the first embodiment, detailed description thereof will be omitted by attaching the same reference numerals to the drawings.

  A specific third embodiment of the present invention will be described with reference to FIGS.

  The present embodiment is the same as the second embodiment, in which the sealing plug 13 is exposed to the bottom surface of the mouthpiece 3 together with the liquid passage 4 (pour hole 4) and the mounting hole. This is a case where the boundary line 8 is configured to be sealed.

  Specifically, in this embodiment, the bottom portion of the mouthpiece portion 3 of the outer plug portion 5 is formed in a circular shape in a plan view in the vertical direction of the outer plug portion 5, and this regular circular penetration portion is attached. As shown in FIGS. 15 to 18, the mounting hole portion 8 is integrally formed into a shape extending downward in a cylindrical shape and has a hole length in the vertical direction.

  On the other hand, on the upper part of the inner plug portion 6, a cylindrical portion having a projecting length dimension equivalent to the hole length dimension of the mounting hole section 8 and having a circular shape in a plan view that synchronizes with the hole shape of the mounting hole section 8. Are formed by integral molding, and this cylindrical portion is used as the insertion portion 7.

  Then, when the insertion portion 7 is inserted into the attachment hole portion 8, the boundary 33 between the insertion portion 7 and the attachment hole portion 8 is positioned at a position on the bottom surface of the mouthpiece portion 3 so as to surround the entire circumference of the extraction hole 4. The structure is to be expressed in a circular shape (see FIG. 20).

  Further, in this embodiment, the shape of the bottom surface portion of the mouthpiece portion 3 of the outer plug portion 5 so that the bottom surface of the mouthpiece portion 3 has a bottom shape that slopes down and curves toward the pouring hole 4; The shape of the upper surface portion of the insertion portion 7 that functions as the bottom surface of the mouthpiece portion 3 is set and configured, and the beverage remaining in the mouthpiece portion 3 passes through the mouth portion 4 into the container body 1. (See FIG. 16).

  In the present embodiment, when the sealing plug 13 of the closing lid 12 is closed with the closing lid 12, the sealing plug 13 is placed on the bottom surface of the drinking mouth 3 together with the pouring hole 4. The boundary 33 that is exposed is also formed in a sealed shape.

  Specifically, as shown in FIG. 20, the sealing plug 13 is formed in the shape of a perfect circular plate having a diameter larger than that of the boundary 33 having a perfect circle shape. The hole edge and the boundary 33 around the pouring hole 4 are pressed against each other to seal both (see FIGS. 15 and 21).

  Further, the sealing plug 13 is formed in a disk shape in which the center portion of the surface (lower surface) protrudes downward most in synchronization with the shape of the bottom surface of the mouthpiece portion 3 inclined downward toward the pouring hole 4. At the same time, the central portion is formed into a shape that bulges downward further in a circular shape, and the circular bulging portion 34 enters the pouring hole 4 so that the step around the bulging portion 34 is the pouring hole 4. It is set as the structure which will closely_contact | adhere to the hole edge.

  As shown in FIGS. 15 and 22, the fitting structure of the sealing plug 13 to the closure lid 12 is as follows. In addition, the fitting cylinder portion 35 is configured to be fitted and attached to the cylindrical attachment portion 17 that protrudes (hangs down) from the center of the inner top surface of the closing lid 12.

  Further, a rotation-preventing protrusion 36 having a length along the tube length direction of the mounting portion 17 is integrally projected at a position opposite to the outer peripheral surface portion of the mounting portion 17, while the fitting tube portion 35 An anti-rotation ditch groove 37 having a length along the cylinder length direction of the fitted cylinder portion 35 and capable of fitting the anti-rotation protrusion 36 is integrally provided at a position facing the inner peripheral surface portion. Then, by aligning the non-rotating concave groove 37 with the non-rotating convex ridge 36 and fitting the fitted cylinder portion 35 to the fitting portion 17 from the front end side, the sealing plug 13 ( The fitting cylinder portion 35) is attached in a non-rotating state.

  Therefore, according to the present embodiment, in addition to maintaining the sealing state of the mounting hole portion 8 by the close contact portion 11 being in close contact with the hole edge of the mounting hole portion 8 and in the vicinity of the hole edge, the closing lid 12 is provided with a note. When the liquid part 3 (the mouth part 3) is closed, the sealing plug 13 also exerts a sealing effect by sealing the boundary 33 between the mounting hole part 8 exposed to the mouth part 3 and the insertion part 7. Thus, it is possible to realize a plug body S having a more reliable sealing structure than the first and second embodiments.

  Since other configurations are the same as those of the second embodiment, detailed description thereof will be omitted by attaching the same reference numerals to the drawings.

  In addition, this invention is not restricted to Examples 1-3, The concrete structure of each component can be designed suitably.

  For example, in the first and second embodiments, the case where the mounting hole portion 8 is provided in the outer plug portion 5 and the insertion portion 7 is provided in the inner plug portion 6 is shown. 7 may be provided, and the attachment hole portion 8 may be provided in the inner plug portion 6.

  Moreover, in Examples 1-3, although the case where the sliding part 9 was provided in the attachment hole part 8 and the depression part 10 was provided in the insertion part 7 was shown, the depression part 10 in the attachment hole part 8 contrary to this, It is good also as a structure which provides the sliding part 9 in the insertion part 7. FIG.

DESCRIPTION OF SYMBOLS 1 Container body 2 Upper opening part 3 Injection part 4 Fluid passage / fluid hole 5 Outer plug part 6 Inner plug part 7 Insertion part 8 Mounting hole part 9 Sliding part, press-contact projection
10 Depression / step surface
11 Close contact
12 Closure lid
13 Seal plug
30 Contact area
33 border S plug body

Claims (11)

  A liquid injection part is provided on the upper part of the plug body that can be detachably attached to the upper opening of the container body, and a liquid passage for communicating the liquid injection part and the inside of the container body is provided in the plug body. In a beverage container stopper configured to be able to inject a beverage stored in the container body through the liquid passage into the liquid injection part, the stopper is attached to and detached from the upper opening of the container body. An outer plug portion that can be freely attached, and an inner plug portion that is provided so as to be detachable from the outer plug portion and is inserted into the upper opening portion of the container body so that the upper opening portion can be sealed. The inner plug part can be attached to the outer plug part by inserting the insertion part protruding from the inner plug part or the outer plug part into the mounting hole provided in the outer plug part or the inner plug part. When this insertion part is inserted into the mounting hole, it slides against this insertion part or the mounting hole. The sliding portion is provided in the mounting hole portion or the insertion portion, and the sliding portion is provided in the insertion portion or the mounting hole portion so that the sliding portion falls and slides. Thus, the inner plug portion is mounted and held on the outer plug portion, and when the sliding portion falls into the falling portion and slides, the hole portion of the mounting hole portion or the vicinity of the hole edge of the mounting hole portion is formed. A close contact portion that is in close contact is provided in the inner plug portion or the outer plug portion, and the close contact portion is in close contact with the hole edge of the attachment hole portion or in the vicinity of the hole edge of the attachment hole portion, thereby sealing the mounting hole portion. A stopper for a beverage container, characterized in that it is configured.   While the sliding portion is about to fall into the sagging portion, the inner plug portion or the outer plug is a close contact portion that comes into close contact with the hole edge of the mounting hole portion or the vicinity of the hole edge of the mounting hole portion. The beverage according to claim 1, wherein the attachment hole portion is sealed by being in close contact with the hole edge of the attachment hole portion or in the vicinity of the hole edge of the attachment hole portion. Container closure.   The mounting hole or the insertion part is provided with a pressure contact projection that presses against the insertion part or the mounting hole, and the pressure contact protrusion is used as the sliding part that is pressure-slided against the insertion part or the mounting hole. Is provided in the insertion portion or the mounting hole, and the stepped surface is depressed when the sliding portion is pressed and slid. The insertion portion is deeply inserted into the mounting hole portion by the falling sliding action of the sliding portion on the step surface as the depression portion, and the contact portion is the mounting hole. The stopper for a beverage container according to any one of claims 1 and 2, wherein the stopper is in close contact with the vicinity of the hole edge of the portion or the hole edge of the attachment hole portion.   The inner plug portion or the outer plug portion is provided in parallel with the insertion proximal end portion of the insertion portion, and the contact portion having a larger diameter than the insertion portion is provided, and the insertion portion is inserted deeply into the mounting hole portion. Therefore, when the close contact portion comes close to the mounting hole portion and the sliding portion slides down into the drop portion, the close contact portion comes into close contact with the hole edge of the mounting hole portion or the vicinity of the hole edge of the mounting hole portion. The stopper for a beverage container according to any one of claims 1 to 3, wherein the stopper is configured as described above.   When the mounting hole portion is provided in the liquid injection portion and the insertion portion is inserted into the mounting hole portion, the boundary between the insertion portion and the mounting hole portion appears at a position surrounding the liquid passage of the liquid injection portion. The plug body is provided with a closing lid for closing the liquid injection portion so that the liquid injection portion can be freely opened and closed, and the liquid passage is provided when the closure lid closes the liquid injection portion. The beverage container according to any one of claims 1 to 4, wherein a sealing plug for sealing the liquid is provided, and the sealing plug is formed in a shape capable of sealing the boundary surrounding the liquid passage. Plug body.   When the insertion portion is provided with a fluid passage hole as the fluid passage, and the insertion portion is inserted into the attachment hole portion, the boundary between the insertion portion and the attachment hole portion is the same as the fluid passage hole of the liquid injection portion. The sealing plug is configured to be exposed at a position surrounding the entire circumference, and the sealing plug is formed in a shape larger in diameter than the boundary surrounding the entire circumference of the liquid passage hole. 6. The beverage container stopper according to claim 5, wherein the boundary is hermetically sealed.   When the sliding part falls into the depression part and slides on the inner plug part or the outer plug part, the inner plug part comes into contact with the outer plug part or the inner plug part to prevent the inner plug part from rattling. The stopper for a beverage container according to any one of claims 1 to 6, wherein a contact portion is provided.   The sliding portion is provided at a position opposed to the inner edge of the mounting hole portion or a position facing the outer peripheral surface of the insertion portion. The beverage container according to any one of claims 1 to 7, wherein the beverage container is provided at an opposing position or an opposing position of an inner edge of the attachment hole portion.   Due to the depression sliding action that the sliding portion tries to fall into the depression portion, the close contact portion collides with the hole edge of the attachment hole portion or the vicinity of the hole edge of the attachment hole portion to generate a notification sound. The stopper for a beverage container according to any one of claims 1 to 8, wherein the sliding portion and the depression portion are set and configured.   The outer plug portion and the inner plug portion are made of synthetic resin, and the mounting hole portion is integrally formed in the outer plug portion or the inner plug portion, and the insertion portion and the contact portion are formed in the inner plug portion or the outer plug portion. The sliding portion is integrally formed in the mounting hole portion or the insertion portion, and the depression portion is integrally formed in the insertion portion or the mounting hole portion. The stopper of the container for drinks of any one of -9.   A beverage container comprising a beverage container plug body detachably attached to an upper opening of a container body.

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