JP3222647U - Beverage container closure - Google Patents

Abstract

To provide a stopper for a beverage container in which the inner stopper can be easily positioned and the inner stopper can be attached to the stopper body with a simple structure. A plug body of a beverage container is detachably attached to a mouth portion of a beverage container body, and has a stopper body 10 having an upper opening formed thereon, and a lid body 20 provided on the stopper body so as to be openable and closable. There is a drinking hole at the upper end, a liquid passage hole 31 for passing through the drinking hole is formed, and an inner plug 30 that is detachably attached to the upper opening of the plug body from below is provided. There are a first convex portion 37a projecting outward from the side portion, a second convex portion 37b projecting in the opposite direction to the direction in which the first convex portion projects, and projections 38a, 38b projecting from the side portion. The plug body has a first slit 17a extending in the vertical direction so that the first convex portion of the inner plug passes and a second slit 17b extending in the vertical direction so as to pass the second convex portion around the upper opening. Inner plug having a locking claw formed and engaged with the protrusion of the inner plug to fix the inner plug to the plug body Equipped with a only. [Selection] Figure 8

Description

  The present invention relates to a stopper for a beverage container.

  2. Description of the Related Art Conventionally, a beverage container such as a water bottle has been attached with a stopper having an openable / closable lid for closing the mouth of the beverage container main body. The stopper is attached to close the mouth of the beverage container body, and is attached to the stopper body, a lid body that can be opened and closed on the stopper body, and an upper opening of the container body. It is formed from the inside plug which seals the inside of a main body. An inner plug is provided so as to be detachable from the plug main body, and the inner plug can be cleaned and maintained by removing the inner plug from the plug main body.

  For example, Patent Document 1 discloses a technology related to a beverage container stopper in which an inner stopper (inner stopper) is securely attached to an outer stopper.

JP 2012-206741 A

  However, the conventional plug body has a complicated structure for attaching the inner plug to the plug body, and it takes time to attach and detach the inner plug, and the positioning of the inner plug is not easy.

  Accordingly, an object of the present invention is to provide a stopper for a beverage container in which the inner stopper can be attached to the stopper main body with a simple structure in which the inner stopper can be easily positioned.

  According to the plug of the beverage container of the present invention, the above-described problem is provided so as to be detachably attached to the mouth portion of the beverage container main body and formed with an upper opening, and to be freely opened and closed on the plug main body. A lid, and a middle plug that has a drinking hole at the upper end, is formed with a liquid passage hole for passing through the drinking hole, and is detachably attached to the upper opening of the plug body from below. The inner plug includes a first convex portion projecting outward from a side portion of the inner plug, a second convex portion projecting in a direction opposite to the direction in which the first convex portion projects, and the side portion. A first slit extending in the vertical direction so that the first convex portion of the inner plug passes through the periphery of the upper opening, and the second convex portion A second slit extending in the up-down direction so as to pass through is engaged with the protrusion of the inner plug so that the inner plug is It is solved by providing a inner plug receiving having a locking claw to be fixed to the main body.

  Easy positioning of the plug by passing the first and second protrusions on the side of the plug through the first and second slits formed on the plug receiver It can be carried out. Further, the inner plug can be fixed to the plug main body by engaging the protrusion of the inner plug with the locking claw provided on the inner plug receiver, and the inner plug can be attached to the plug main body with a simple structure.

In the above configuration, the first convex portion is provided on a front side portion of the inner plug when the side where the drinking mouth is located is a front side, and the second convex portion is a rear side of the inner plug. It is preferable to be provided on the side.
By providing the first convex portion on the front side and the second convex portion on the rear side, the positions of the first convex portion and the second convex portion can be easily confirmed, and the positioning of the inner plug becomes easy.

Further, in the above configuration, the protrusion of the inner plug includes a first protrusion and a second protrusion provided at positions opposite to each other, and the locking claw of the inner plug receiver engages with the first protrusion. It is good to be comprised from the 1st latching claw to match | combine and the 2nd latching claw to engage with said 2nd protrusion.
By using the two protrusions and the locking claws, the inner plug can be firmly fixed to the plug body.

In the above configuration, the first protrusion of the inner plug is provided on the right side or the left side of the inner plug when the side where the drinking mouth is located is the front side, and the second protrusion is It is preferable that the first projection is provided on a side portion opposite to the side portion on which the first protrusion is provided.
By providing the first protrusion and the second protrusion on the right side and left side of the inner plug, the positions of the first protrusion and the second protrusion can be easily confirmed, and the inner plug can be easily attached. Become.

Further, in the above-described configuration, a lock mechanism that fixes the lid body to the plug body in a closed state is provided, and the lock mechanism includes a pushing portion for releasing the closed state of the lid body, It is desirable that the push-in portion is attached in a state protruding from the surroundings.
Since the pushing part protrudes from the periphery, it becomes easy to push the pushing part and the lock of the lid can be easily released.

Further, in the above configuration, the lid body is rotatably attached to the stopper body via a hinge structure, and a countersink is provided in an insertion portion into which the rotation shaft of the hinge structure is inserted. .
By forming the countersink, for example, even when the pin that is the rotation shaft is displaced, it is possible to prevent direct contact with the tip of the pin.

  Further, in the above configuration, it is preferable that a radius is formed at a corner of the lid. By forming rounds at the corners, breakage of the stopper can be suppressed even when the beverage container falls.

  According to the stopper of the beverage container of the present invention, the first convex portion and the second convex portion provided on the side portion of the inner stopper are formed into the first slit and the second slit formed in the inner stopper receiver of the stopper main body. By passing it through, the inner plug can be easily aligned.

It is a side view which shows the container for drinks which has a stopper. It is a perspective view which shows the container for drinks of the state which opened the cover body. It is a fragmentary sectional view of a stopper and a drink container main part. It is an exploded view which shows the plug body of the state decomposed | disassembled. It is sectional drawing which shows the stopper body of the state decomposed | disassembled. It is a perspective view of an inside stopper. It is a rear view of the inside plug seen from back. It is a top view which shows the plug body of the state which opened the cover body.

Hereinafter, an embodiment (present embodiment) of the present invention will be described with reference to the drawings. The present embodiment is a stopper configured to be detachably attached to an inner stopper receiver provided at the center of the stopper body with an inner stopper provided with a drinking mouth, and a beverage container including the stopper.
The embodiment described below is merely an example for facilitating understanding of the present invention, and does not limit the present invention. That is, the shape, dimensions, arrangement, and the like of the members described below can be changed and improved without departing from the spirit of the present invention, and the present invention naturally includes equivalents thereof. In the following embodiments, the same or similar components are denoted by common reference numerals, and the scales of these drawings are appropriately changed for easy understanding. This will be described in more detail below.

  As shown in FIG. 1, the beverage container 1 includes a beverage container body 5 and a plug 2 that is detachably attached to the beverage container body 5. The beverage container 1 can retain or cool a drink or the like contained in the beverage container body 5 by the beverage container body 5 having a vacuum heat insulating structure.

  The present embodiment is a plug 2 attached to the opening 51 of the beverage container body 5. The beverage container body 5 is a bottomed cylindrical body in which an opening 51 is formed, and a thread 52 as an attachment portion is formed on the upper outer peripheral side (see FIG. 3). And the water stop part 53 which protruded inward from the periphery is formed in the inner peripheral side of the position away from the opening part 51 by the predetermined distance. The water stop portion 53 is formed to be slightly smaller than the diameter of a water stop packing 35 of the inner plug 30 to be described later that constitutes the plug body 2, and is configured to be able to stop water when the water stop packing 35 of the inner plug 30 contacts. ing.

  The beverage container body 5 has an outer container 54 and an inner container 55 formed of, for example, stainless steel, and has a double structure in which openings are joined to each other while the inner container 55 is accommodated inside the outer container 54. It is configured. A vacuum heat insulating layer is provided between the outer container 54 and the inner container 55.

  The configuration of the plug body 2 will be described. In the following description, as indicated by an arrow in FIG. 1, the side where the lid 20 is attached to the stopper body 10 described later via the hinge portion 11 is referred to as the “rear side” of the beverage container 1. The opposite side is referred to as the “front side” of the beverage container 1. Further, the width direction means a left-right direction that intersects at right angles to the front-rear direction. The height direction means a height direction in a state where the beverage container 1 is erected, that is, a vertical direction when the beverage container 1 is viewed from the front side.

  As shown in FIGS. 1 to 5, the plug 2 constitutes a plug that closes the opening 51 of the beverage container body 5. The plug body 2 includes a plug body 10, a lid body 20 that is rotatably attached to the plug body 10 via a hinge portion 11, and an inner plug 30 that is attached to an opening 15 formed in the center of the lid body 20. And.

  The plug body 10 is made of resin, and is formed of a heat resistant resin such as polypropylene. The stopper body 10 has an outer peripheral portion 12 formed in a substantially cylindrical shape so as to be continuous with the outer peripheral surface 50 a of the beverage container main body 5, and an opening 15 having a diameter smaller than that of the outer peripheral portion 12 at the upper portion of the outer peripheral portion 12. And an upper wall portion 13 formed.

The stopper body 10 is detachably attached to the opening 51 of the beverage container body 5 by screwing. For this reason, on the inner side of the outer peripheral portion 12 of the stopper main body 10, a screw thread 14 is formed as an attachment part that is detachably attached by being screwed to a screw thread 52 as an attachment part of the beverage container body 5. .
That is, the stopper main body 10 is formed on the inner side of the screw thread 52 which is an attachment portion formed on the upper outer peripheral side of the beverage container main body 5 having a bottomed cylindrical body, and the outer peripheral portion 12 constituting the stopper main body 10. The thread 14 which is an attachment part is screwed together, so that the stopper body 10 can be attached so as to cover the opening 51 at the upper part of the beverage container body 5. As the threads 14, 52, a single thread, a double thread, or the like can be used.

  As shown in FIGS. 2 and 5-6, an inner plug 30 that forms a drinking or pouring spout is detachably attached to the opening 15 of the plug main body 10. The inner plug 30 is made of resin, and is formed of a heat resistant resin such as polypropylene.

  The inner plug 30 includes a bottom wall portion 32 in which a liquid passage hole 31 is formed, a cylindrical peripheral wall portion 33 that rises upward from the periphery of the bottom wall portion 32, and a ring shape from the lower end of the bottom wall portion 32. A lower flange 34 provided on the upper wall 36, an upper flange 36 provided in a ring shape from the upper end of the bottom wall portion 32, and an intermediate flange 39 provided in a ring shape at a predetermined distance upward from the lower flange 34. Have Moreover, the surrounding wall part 33 is cut | disconnected diagonally downward from the upper end of the front side, and forms the drinking mouth.

  Between the plug main body 10 and the inner plug 30, an inner plug receiver 16 for detachably attaching the inner plug 30 to the opening 15 of the plug main body 10 is provided. As shown in FIG. 5, the inner stopper receiver 16 is formed with a first slit 17 a on the front side of the inner stopper 30 and a second slit 17 b on the rear side. Further, the inner stopper receiver 16 is provided with a first locking claw 18 a and a second locking claw 18 b provided on the left and right sides of the inner plug 30. At both ends of the first locking claw 18a and the second locking claw 18b, a notch 19 extending from the lower end is formed, and when the inner plug 30 is inserted into the opening 15 of the inner plug receiver 16, The first locking claw 18a and the second locking claw 18b are elastically deformed to facilitate the engagement with the first protrusion 38a and the second protrusion 38b of the inner plug 30.

  The inner plug 30 includes a first convex portion 37a protruding forward in the peripheral wall portion 33 and a second convex portion 37b protruding from the peripheral wall portion 33 in a direction opposite to the direction in which the first convex portion 37a protrudes. The plug body 10 is formed so that it can be inserted into the first slit 17 a and the second slit 17 b formed in the inner plug receiver 16. Further, the inner plug 30 is provided with a first projection 38a on the right side of the peripheral wall 33 and a second projection 38b on the left side above the upper flange portion.

  When attaching the stopper 30 to the stopper body 10, the first protrusion 37a provided on the stopper 30 is aligned with the first slit 17a of the stopper body 10 and the second protrusion 37b is aligned with the second slit 17b. The positioning of the inner plug 30 with respect to the plug body 10 can be easily performed. Further, the first protrusion 37a is slid along the first slit 17a, the second protrusion 37b is slid along the second slit 17b, and the first protrusion 38a and the second protrusion 38b are engaged with the first stopper 16 of the inner plug receiver 16. By engaging the claw 18 a and the second locking claw 18 b, the inner plug 30 can be fixed to the inner plug receiver 16.

  With such a structure, the inner plug 30 can be easily positioned and fixed with respect to the plug main body 10. Conventionally, a packing has been inserted between the inner plug and the plug body to fix the inner plug. The inner plug 30 is positioned without rotating with respect to the plug body 10 by inserting the first convex portion 37a into the first slit 17a and inserting the second convex portion 37b into the second slit 17b. It is not necessary to provide a packing between the plug body 10 and the inner plug 30.

  Further, by expanding the first locking claw 18a and the second locking claw 18b of the inner plug receiver 16 and releasing the engagement state with the first protrusion 38a and the second protrusion 38b, the inner plug receiver 16 can release the inner plug. 30 can be easily removed.

  As shown in FIG. 3, a water stop packing 35 is detachably attached to the lower flange portion of the inner plug 30. The water stop packing 35 is a ring-shaped seal member for sealing between the water stop portion 53 of the beverage container main body 5 and the inner plug 30 of the plug main body 10. The water stop packing 35 is made of an elastic member made of heat-resistant silicone rubber or elastomer, and the water stop packing 35 is fitted to the outer peripheral portion of the lower flange 34.

Since the water-stop packing 35 is elastically deformed and is in close contact with the water-stop portion 53 of the beverage container body 5 over the entire circumference, the water-stop portion 53 and the inner plug 30 can be sealed.
In this way, the water stop packing 35 is detachably attached to the lower side of the inner plug 30, and when the stopper body 2 is attached to the beverage container main body 5, the water stop packing 35 of the inner plug 30 is used for beverages. The container body 5 is configured to come into contact with the water stop portion 53 as an overhang portion formed on the container body 5 so that the contents do not leak. In addition, the water stop packing 35 is not limited to the elastic body which consists of silicone rubber or an elastomer, Another well-known material can be used.

  As shown in FIGS. 2 to 5, the lid 20 opens and closes the drinking mouth (liquid passage hole 31) of the inner plug 30. The lid 20 descends from the outer peripheral portion 22 formed in a cylindrical shape so as to be continuous with the outer peripheral portion 12 of the plug body 10, the top wall portion 23 covering the top surface of the outer peripheral portion 22, and the lower surface of the top wall portion 23. A substantially cylindrical inner wall portion 24. The lid 20 is made of a resin, and is formed of a heat resistant resin such as polypropylene, for example.

  The lid 20 is urged toward the direction of opening the liquid passage hole 31 of the inner plug 30 by a torsion spring 29 (see FIG. 8) provided inside the hinge portion 11. A lid packing 28 that closes the liquid passage hole 31 of the inner plug 30 is provided inside the lid body 20. The lid packing 28 is a plug-like seal member for sealing the inner plug 30, and is made of an elastic member such as silicone rubber or elastomer like the water-stop packing 35.

  As shown in FIGS. 4 and 5, the lid packing 28 is a bottomed cylindrical member that is detachably attached to the inner wall portion of the lid body 20. It is attached in a state where the inner wall portion 24 is fitted into the inside 28 a of the lid packing 28. The bottom surface of the lid packing 28 is formed in a dome shape, and when the lid 20 is closed, the bottom portion of the lid packing 28 is in close contact with the periphery of the liquid passage hole 31 while being elastically deformed. Thereby, the liquid passage hole 31 of the inner plug 30 can be closed.

  The plug body 2 includes a lock mechanism 40 that fixes the plug body 10 against the biasing force of the torsion spring 29 in a state where the lid body 20 closes the liquid passage hole 31.

  1-4, the locking mechanism 40 includes a locking member 42 that is rotatably attached via a hinge portion 41 on the front side of the plug body 10. As shown in FIG. The lock member 42 is rotatably supported in the front-rear direction by a hinge portion 41 provided on the front side of the plug body, and the front side is provided by a coil spring (not shown) provided between the lock member 42 and the plug body 10. Is being energized. At the upper end portion of the lock member 42, a hook portion 43 protruding toward the front side and a stopper 44 protruding toward the rear side are provided.

  The hook portion 43 of the lock member 42 is engaged with the lock receiving portion 25 provided at the lower end portion on the front side of the lid body 20, so that the lid body 20 keeps the plug body 10 closed. The lock member 42 is urged forward by the coil spring as described above, and the user rotates the lock member 42 by pushing the lock member 42 backward from this state to release the lock state. . When the locked state is released, the lid body 20 is rotated in the opening direction by the torsion spring 29 provided in the hinge portion 11 so that the lid body 20 is opened. The stopper 44 is provided such that when the user presses the lock member 42, the stopper 44 comes into contact with the upper surface of the plug body 10 and stops the rotation of the lock member 42.

  Further, the pushing portion 45 of the locking member 42 of the locking mechanism 40 protrudes to the front side of the lock receiving portion 25 of the lid body 20, thereby making it easy to push the pushing portion 45.

Further, in the hinge portion 11, a countersink 11 b is formed at a position where the pin 11 a forming the hinge is inserted, and even if the pin 11 a is displaced in the left-right direction, the tip of the pin 11 a may protrude to the outside of the hinge portion 11. It is suppressed.
In addition, rounds are provided at the corners of the lid 20, thereby preventing damage even when the beverage container 1 is dropped.
The opening of the beverage container body 5 is formed so that it can be used not only as an opening / closing type plug body as in the present embodiment but also as a screw type plug body.

  In addition, the container 1 for drinks of this embodiment has the substantially cylindrical external appearance shape as a whole. This is an example, and the appearance of the beverage container 1 is not particularly limited, and may be appropriately changed according to the size, the design, and the like. In addition, the outer peripheral surface of the beverage container may be painted or printed.

DESCRIPTION OF SYMBOLS 1 Beverage container 2 Plug body 5 Beverage container main body 10 Plug main body 11 Hinge part 12 Outer peripheral part 13 Upper wall part 14 Screw 15 Opening part (upper opening)
16 Inner plug receiver 17a First slit 17b Second slit 18a First locking claw 18b Second locking claw 19 Notch 20 Lid 22 Outer peripheral part 23 Top wall part 24 Inner wall part 25 Lock receiving part 28 Lid packing (seal member)
29 Torsion spring 30 Inner plug 31 Fluid passage hole 32 Bottom wall portion 33 Peripheral wall portion 34 Lower flange 35 Water stop packing 36 Upper flange 37a First convex portion 37b Second convex portion 38a First projection 38b Second projection 39 Intermediate flange 40 Lock mechanism 41 Hinge part 42 Lock member 43 Hook part 44 Stopper 45 Push-in part 51 Opening part 52 Thread 53 Water stop part 54 Outer container 55 Inner container

Claims (7)

A stopper body that is detachably attached to the mouth portion of the beverage container body and has an upper opening formed thereon,
A lid that can be freely opened and closed in the plug body;
The upper end portion has a drinking mouth, a liquid passage hole is formed through the drinking mouth, and a middle plug that is detachably attached to the upper opening of the plug body from below is provided.
The inner plug protrudes outwardly from a side portion of the inner plug, a second convex portion that protrudes in a direction opposite to the direction in which the first convex portion protrudes, and the side portion. A projection provided,
The plug body has a first slit extending in the vertical direction so that the first convex portion of the inner plug passes through and a second slit extending in the vertical direction so as to pass the second convex portion around the upper opening. And a plug receptacle for a beverage container, characterized by comprising an inner stopper receptacle having a locking claw that engages with the protrusion of the inner stopper and fixes the inner stopper to the stopper body.   The first convex part is provided on the front side part of the inner plug when the side where the drinking mouth is located is the front side, and the second convex part is provided on the rear side part of the inner plug. The stopper for a beverage container according to claim 1. The protrusion of the inner plug is composed of a first protrusion and a second protrusion provided at positions opposite to each other,
The said latching claw of the said inside plug receptacle is comprised from the 1st latching claw engaged with the said 1st protrusion, and the 2nd latching claw engaged with the said 2nd protrusion. Item 3. A beverage container plug according to item 1 or 2.   The first protrusion of the inner plug is provided on the right side or the left side of the inner plug when the side where the drinking mouth is located is the front side, and the second protrusion is provided by the first protrusion. 4. The stopper for a beverage container according to claim 3, wherein the stopper is provided on a side portion opposite to the side portion. A lock mechanism for fixing the lid to the plug body in a closed state;
5. The lock mechanism according to claim 1, wherein the lock mechanism has a pressing portion for releasing the closed state of the lid, and the pressing portion is attached in a state of protruding from the periphery. The stopper for a beverage container according to Item.   2. The lid body is rotatably attached to the stopper body via a hinge structure, and a countersink is provided at an insertion portion into which a rotating shaft of the hinge structure is inserted. The stopper for a beverage container according to any one of claims 5 to 6.   7. A stopper for a beverage container according to any one of claims 1 to 6, wherein rounds are formed at corners of the lid.

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