JP2015000741A - Plug device of beverage container, and beverage container - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a plug device of a beverage container, allowing a user to separate a valve member and an opening/closing lid from a plug and clean each of the components, and a beverage container including the same.SOLUTION: A plug device of a beverage container includes connection/disconnection means 12 in which: an operation rod 7 for opening/closing a valve member 6 is formed so that a lid side operation rod part 9 for pivoting a base end part of an opening/closing lid 10 is detachably connected to a valve side operation rod part 8 provided on the valve member 6; the valve member 6 and the opening/closing lid 10 are formed to be separated from a plug 2 by separating the valve side operation rod part 8 and the lid side operation rod part 9; the valve side operation rod part 8 and the lid side operation rod part 9 are in a connection holding state by rotating the valve member 6 to the plug 2 at a prescribed angle; and the valve side operation rod part 8 and the lid side operation rod part 9 are in a connection disconnecting state by rotating the valve member 6 to the plug 2 at a prescribed angle from the connection holding state.

Description

  The present invention relates to a beverage container stopper device and a beverage container equipped with the stopper device.

  Conventionally, a liquid passage from the lower opening to the upper spout is provided in the stopper, and an opening / closing valve is provided in the lower opening of the liquid passage, and the liquid passage is opened and closed by the opening / closing valve. Has been implemented.

  In addition, the opening and closing of the liquid passage by this open / close valve is linked to the lever operation to open and close the spout, and when the lever is operated to open the spout, the liquid passage opens and the lever is operated to close the spout. Then, the stopper apparatus of the structure which a liquid path closes is also implemented conventionally (for example, refer patent document 1).

Japanese Utility Model Publication No. 2-20979

  The stopper device configured to open and close the lower opening of the liquid passage by the opening / closing valve cannot separate the opening / closing valve from the stopper body. For this reason, the inside of the on-off valve and the back of the plug cannot be cleaned, and there is a concern that dirt may gradually adhere to the uncleanable part and become unsanitary.

  The present invention pays attention to the problems of such a plug device with an on-off valve, and intends to solve this problem. The valve member and the open / close lid can be separated from the plug body, and each part is washed to the back. A beverage container stopper device that can be kept clean and a beverage container equipped with the stopper device are provided.

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

  A spout 3 is provided in the upper part of the plug 2 that can be detachably attached to the upper opening of the beverage container 1, and a liquid passage 4 that communicates the spout 3 with the inside of the beverage container 1 is provided in the plug 2. A valve member 6 that opens and closes the lower opening 5 of the liquid passage 4 is provided in the lower portion of the plug body 2, and an operation rod 7 that penetrates the plug body 2 and projects to the upper portion of the plug body 2. A base end portion of an opening / closing lid 10 that closes the spout 3 so as to be freely opened and closed is pivotally attached to the upper portion of the operating rod 7 protruding above the stopper body 2. Then, when the spout 3 is closed, the valve member 6 is moved to the valve closing position via the operation rod 7, and when the opening / closing lid 10 in the closed state is activated and rotated, the valve member 6 is moved via the operation rod 7. In the beverage container stopper device S provided with the on-off valve mechanism 11 for moving the valve member 6 to the valve opening position, the operation bar 7 is The valve-side operation lever 8 and the lid are configured such that the valve-side operation rod 8 provided on the valve member 6 is detachably connected to the valve-side operation rod 8 that pivotally attaches the base end of the opening / closing lid 10. The valve member 6 and the opening / closing lid 10 are separated from the plug body 2 by separating the side operation lever 9 and the valve side operation rod 8 and the lid side operation flange 9 are connected. Then, when the valve member 6 is rotated by a predetermined angle with respect to the plug body 2, the valve side operating rod portion 8 and the lid side operating rod portion 9 are connected and held, and from this connected holding state, the valve member 6 is moved to the plug body 2. The valve-side operation lever portion 8 and the lid-side operation lever portion 9 are connected to and released from the connection / release means 12 when rotated by a predetermined angle. .

  The beverage container stopper device according to claim 1, further comprising an operation portion (13) capable of rotating the valve member (6) relative to the stopper body (2) below the valve member (6). is there.

  Further, the connecting / releasing means 12 is provided with a connecting hole 15 in the valve side operating rod part 8 or the lid side operating rod part 9, and a plug part 14 that can be detachably inserted into the connecting hole 15 is covered with the connecting / release means 12. Provided on the side operation lever 9 or the valve side operation lever 8, and provided with a locking projection 16 on the insertion portion 14. The valve member 6 is inserted into the connection hole 15 and connected to the valve member 6. An engaging portion 17 that is engaged with the locking projection 16 when rotated with respect to the body 2 is provided in the connecting hole 15, and the locking projection 16 is engaged with the engaging portion 17 so that the insertion portion 14 is engaged. When the valve member 6 is rotated with respect to the plug body 2 from this connection and holding state, the locking projection 16 is disengaged from the engaging portion 17 and the connection is released. The beverage container stopper device according to any one of claims 1 and 2, wherein the beverage container stopper device is configured.

  A beverage container comprising a beverage container stopper device S according to any one of claims 1 to 3 detachably attached to an upper opening of the beverage container 1. is there.

  Since the present invention is configured as described above, the valve member and the opening / closing lid can be separated from the plug body, and the separated plug body, valve member, and opening / closing lid are washed to the back to clean each part. In addition, the valve member and the opening / closing lid can be attached to and detached from the plug body by a simple operation by rotating the valve member by a predetermined angle with respect to the plug body. The container stopper device and the beverage container having this stopper device are extremely practical.

  Further, in the invention according to claim 2, it is a beverage container stopper device having a structure which is more excellent in operability and practicality, which allows the operation member to be operated by hand, for example, to easily rotate the valve member.

  According to a third aspect of the present invention, there is provided a stopper device for a beverage container having a more practical configuration that can be easily realized by designing the connecting / releasing means that reliably exhibits the functions and effects with a simple configuration. Become.

It is a perspective view which shows a present Example. It is a partial expanded side sectional view which shows the valve closing state of the stopper apparatus of a present Example. It is a partial expanded side sectional view which shows the valve opening state of the stopper apparatus of a present Example. It is a partial expanded side sectional view which shows the state which made the stopper apparatus of a present Example valve-opened state, pressed the valve member upwards, and engaged / disengaged the latching protrusion from the engaging part. FIG. 5 is a partially enlarged side cross-sectional view showing a connection release state in which the valve member is rotated and the locking projection is positioned in the projection groove portion, following FIG. 4. FIG. 6 is a partially enlarged side sectional view showing a state in which the valve member is separated from the plug body, following FIG. 5. FIG. 7 is a partially enlarged side sectional view showing a state in which the opening / closing lid is separated from the plug, following FIG. 6. It is the elements on larger scale which show the isolation | separation structure (relationship of a through-hole and a latching protrusion) of the lid side operation collar part with respect to the plug body of a present Example.

  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 stopper device S of the present invention is attached to the upper opening of the beverage container 1.

  In a state where the opening / closing lid 10 closes the spout 3, the operating rod 7 moves the valve member 6 to the valve closing position via the opening / closing valve mechanism 11 (the valve member 6 closes the lower opening 5 of the liquid passage 4. Therefore, the beverage in the beverage container 1 does not leak even if the beverage container 1 is tilted.

  When the opening / closing lid 10 in the closed state is activated and rotated, the spout 3 is opened, and the operating rod 7 moves the valve member 6 to the valve opening position via the opening / closing valve mechanism 11 (the valve member 6 is connected to the liquid passage 4). Therefore, by tilting the beverage container 1, the beverage is poured out from the liquid passage 4 through the spout 3, so that the beverage in the beverage container 1 is discharged from the spout 3. It can be poured into a glass or the like, or a drink can be drunk by attaching a mouth to the spout 3.

  The stopper device S of the present invention can be removed from the upper opening of the beverage container 1 and cleaned, but the valve member 6 and the opening / closing lid 10 can be further separated from the stopper 2 and each can be cleaned.

  Specifically, when the valve member 6 is rotated by a predetermined angle with respect to the plug body 2, the connection between the valve-side operation rod portion 8 and the lid-side operation rod portion 9 of the operation rod 7 is released via the connection / release means 12. Thus, the valve member 6 provided with the valve-side operation lever portion 8 and the opening / closing lid 10 pivotally attached to the lid-side operation lever portion 9 can be separated from the plug body 2.

  Accordingly, it is possible to clean the plug body 2, the valve member 6 and the opening / closing lid 10 which are difficult to clean when the valve member 6 and the opening / closing lid 10 are attached, and keep these parts clean. Can do.

  When the separated valve member 6 and the opening / closing lid 10 are attached to the plug body 2, the valve-side operating collar 8 provided on the valve member 6 and the lid-side operating collar 9 pivotally attached to the base end of the opening / closing lid 10. When the valve member 6 is rotated with respect to the plug body 2 by a predetermined angle in a state where the valve-side operation lever portion 8 and the lid-side operation rod portion 9 are connected, the connection / The valve-side operating collar 8 and the lid-side operating collar 9 are connected and held via the release means 12 (the valve member 6 provided with the valve-side operating collar 8 and the lid-side operating collar 9 are pivotally attached) The opened / closed lid 10 is attached to the plug 2).

  Accordingly, the attaching / detaching operation of the valve member 6 and the opening / closing lid 10 with respect to the plug body 2 (the operation of holding and releasing the connection between the valve-side operation rod portion 8 and the lid-side operation rod portion 9) causes the valve member 6 to be connected to the plug body 2. It is performed by a simple operation that only rotates a predetermined angle.

  Further, for example, if an operation portion 13 capable of rotating the valve member 6 with respect to the plug body 2 is provided below the valve member 6, the valve member 6 can be operated by operating the operation portion 13 by hand, for example. It can be rotated easily.

  Specific embodiments of the present invention will be described with reference to the drawings.

  The present embodiment is applied to a portable water bottle as shown in FIG. 1, and a stopper device S is detachably provided at the upper opening of the beverage container 1.

  Specifically, the beverage container 1 is made of a metal and uses an upper opening type cylindrical container, and the stopper device S made of a synthetic resin and having a short cylindrical shape is formed in the upper opening of the beverage container 1. Is attached detachably.

  Moreover, this attachment / detachment structure of the beverage container 1 and the stopper device S forms a female screw portion (not shown) on the inner peripheral surface near the upper opening of the beverage container 1, while the male screw portion on the outer peripheral surface of the lower portion of the stopper device S. 18 is integrally formed, and the male screw portion 18 is screwed to the female screw portion, whereby the stopper device S is attached to the upper opening of the beverage container 1, and the beverage container is removed by screwing the stopper device S. The stopper device S can be removed from the upper opening of 1.

  Hereinafter, the plug device S of the present embodiment will be described more specifically.

  A spout 3 is provided in the upper part of the plug body 2, an opening / closing lid 10 for opening and closing the spout 3 is provided in the upper part of the plug body 2, and a liquid passage 4 that connects the spout 3 and the inside of the beverage container 1 is plugged. A valve member 6 provided in the body 2 for opening and closing the lower opening 5 of the liquid passage 4 is provided in the lower part of the plug body 2.

  The plug body 2 of the present embodiment is a celestial short cylindrical body, and an in-cylinder space portion serves as the liquid passage 4, and the liquid passage 4 is a lower opening portion 5 (a lower opening portion 5 of the plug body 2). It is set as the structure connected to the said inside of the said beverage container 1 via.

  In addition, as shown in FIGS. 2 to 6, the plug body 2 is integrally formed with a peripheral wall portion 19 protruding upward on the entire periphery of the peripheral portion of the top plate portion 20, and the peripheral wall portion 19 is formed of the plug body 2. It is formed in the inclined peripheral wall portion 19 where one side is high and the other side is low. Then, by forming a predetermined range of the inner side surface of the peripheral wall portion 19 on one side (the higher side) into a shape that is recessed outward, it is formed into a thinner shape than the other part, and the upper edge of this thin part is It is formed in a shape that is recessed one step lower than the edge, and this recessed portion is used as a drinking mouth part 21 so that a mouth can be directly attached to the drinking mouth part 21 to drink a beverage in the beverage container 1.

  In addition, one side of the top surface of the top plate portion 20 provided continuously to the drinking mouth portion 21 is formed into a concave shape that synchronizes with the drinking mouth portion 21, and this portion becomes a liquid reservoir portion 22 that is one step lower than the other upper surface. At the same time, the outlet 3 that connects the liquid reservoir 22 (outside the top plate 20) and the liquid passage 4 in the plug 2 is formed through the central portion of the liquid reservoir 22.

  That is, the beverage poured out from the spout 3 is guided to flow from the concave liquid reservoir 22 through the drinking mouth 21 to the mouth attached to the drinking mouth 21.

  As shown in FIGS. 2 to 7, the plug body 2 is provided with a small-diameter through hole 23 at the center of the top plate portion 20, and communicates with the through hole 23. A cylindrical guide cylinder 24 having a diameter larger than the through-hole 23 and smaller than the plug body 2 and having a lower opening is integrally formed in the center of the lower surface in a vertically suspended state. 24 constitutes a mounting hole 25 for mounting an operating rod 7 to be described later.

  Further, a cam receiving surface on which a peripheral portion of the top surface of the top plate portion 20 around the through hole 23 is recessed downward in a state of being connected to the liquid reservoir portion 22 and a cam portion 27 to be described later contacts the recessed top surface. 26, the boundary between the liquid reservoir 22 and the cam receiving surface 26 is formed slightly higher, and the beverage that has accumulated this high boundary in the liquid reservoir 22 is formed on the cam receiving surface 26. The weir portion 35 prevents the inflow.

  In addition, the stopper 2 is provided with a water-stopping packing 28 in close contact with the inner peripheral surface of the upper part of the beverage container 1 in the middle of the outer peripheral surface, and the stopper member 6 is provided at the opening edge of the lower opening 5. A tightly sealed packing 36 is provided.

  The valve member 6 of the present embodiment is made of a synthetic resin, and is formed in a disk-like body that substantially matches the shape of the lower opening 5 of the liquid passage 4 as shown in FIG. The liquid passage 4 can be closed by the upper surface of the entire periphery of the peripheral portion being in contact with and in close contact with the sealing packing 36 of the lower opening 5 of the plug body 2, and the valve member 6 is lowered with respect to the plug body 2. By separating from the sealing packing 36, the lower opening 5 of the liquid passage 4 is opened, and the beverage in the beverage container 1 can be poured out from the spout 3 via the liquid passage 4.

  Further, an operation portion 13 for rotating the valve member 6 with respect to the plug body 2 is provided below the valve member 6. More specifically, as shown in FIG. 2 to FIG. 6, a thin plate-like shape is formed at two positions on the lower surface of the valve member 6 facing the center of the valve member 6 and along the diameter of the valve member 6. The projecting piece 13 is integrally formed in a suspended state, the projecting pieces 13 at the two locations are used as the operation section 13, and the valve member 6 is easily rotated with respect to the plug body 2 by placing a finger on the operation section 13 It is configured to be able to.

  In this embodiment, the valve member 6 is provided with an operating rod 7 that penetrates the plug body 2 and protrudes from the upper portion of the plug body 2. When the base end of the opening / closing lid 10 that closes the outlet 3 so as to be freely opened and closed is pivotally mounted, and the opening / closing lid 10 is pivoted, the operation port is closed when the spout 3 is closed. The valve member 6 is moved to the valve closing position via the valve 7 and the valve member 6 is opened via the operation rod 7 when the opening 3 is opened by turning the opening / closing lid 10 to rotate. An on-off valve mechanism 11 that moves to a position is provided.

  Specifically, the operation rod 7 is provided in a standing state at the center of the upper surface of the valve member 6, and the operation rod 7 is inserted and attached to the attachment hole portion 25 of the plug body 2. However, it can be moved up and down using the mounting hole 25 as a guide.

  The operation rod 7 has a cylindrical valve side operation whose lower side is substantially the same diameter as the inner diameter of the guide tube portion 24 of the mounting hole 25 and is slidable by being inserted into the guide tube portion 24. A lower cylindrical portion 14 formed on the flange portion 8 and having an upper side from the valve-side operation flange portion 8 smaller in diameter than the through hole 23 and insertable into the through hole 23 and larger in diameter than the through hole 23 The lid side operation rod portion 9 is formed of an upper prism portion 37 that cannot be inserted into the through hole 23 (see FIG. 7).

  The operating rod 7 is provided so that the valve-side operating rod 8 is slidable in the up-and-down direction with respect to the plug body 2 using the guide tube portion 24 of the mounting hole 25 as a slide guide. Along with the movement, the valve member 6 is moved up and down relative to the plug body 2 to open and close the lower opening 5 of the liquid passage 4. Further, the operation rod 7 has a valve-side operation rod 8 which is a guide tube portion. 24 is provided as a bearing so as to be rotatable with respect to the plug body 2, and the valve member 6 is rotated with respect to the plug body 2 in accordance with the rotation of the valve-side operation lever 8. In the figure, reference numeral 29 denotes a sealing packing provided in the valve side operating rod 8, and the leakage packing 29 prevents water leakage from the mounting hole 25 to the through hole 23.

  In addition, the lid-side operating rod portion 9 is provided with a hook 30 as a bearing portion 30 at the upper end portion of the upper prismatic portion 37, and a pivot shaft 31 provided at the base end portion of the opening / closing lid 10 is hung on the hook 30. By stopping, the base end portion of the opening / closing lid 10 is pivotally attached to the upper end portion of the lid-side operation collar portion 9 so as to be freely pivoted up and down.

  The opening / closing lid 10 of the present embodiment is made of synthetic resin, and as shown in FIGS. 1 to 6, the drinking mouth portion 21, the liquid reservoir portion 22, and the cam receiving surface 26 connected to the stopper 2. Are integrally formed into a substantially L-shaped plate-like body in a plan view and a side view that can be fitted from above.

  Further, a holding projection 32 is provided at the front end of the opening / closing lid 10 so as to be detachably press-fitted on the outer surface of the front end of the drinking mouth portion 21 to hold the opening 3 closed. A pivot shaft 31 that can be pivotally supported by the hook 30 is formed integrally with the base end portion on the opposite side.

  In addition, the left and right side portions of the base end portion of the opening / closing lid 10 having the pivot shaft 31 are formed in a shape that is thicker than other portions, and the pivot point 31 is a central point from the center point to the outer periphery. The base end portion of the opening / closing lid 10 is formed on the lid side operation collar by hooking the pivot shaft 31 to the hook 30. 9 is configured such that the cam portion 27 can come into contact with the cam receiving surface 26. In other words, the plug 2 is sandwiched between the cam portion 27 and the valve member 6 so that the operating rod 7 is secured in the mounting hole 25 (the valve member 6 and the opening / closing lid 10 are secured to the plug 2). It is configured to be installed in a state.)

  Further, the cam portion 27 has an outer peripheral edge (surface) existing on the lower surface side of the opening / closing lid 10 that is farthest from the pivot shaft 31, and an outer peripheral edge existing on the base end side of the opening / closing lid 10 from the lower surface side outer peripheral surface. The cam portion 27 is configured to have a cam shape in which the distance from the pivot shaft 31 gradually decreases as it reaches the outer peripheral edge (surface) existing on the upper surface side of the opening / closing lid 10 via the (surface). When the opening / closing lid 10 is pivoted while being brought into contact with the surface 26, the valve member 6 moves upward to the valve closing position via the operation rod 7 when the spout 3 is closed (see FIG. 2). When the opening / closing lid 10 in the closed state is activated and rotated, when the spout 3 is opened, the valve member 6 moves downward to the valve open position via the operation rod 7 (see FIG. 3). The on-off valve mechanism 11 is configured.

  Further, the mounting hole 25 is provided with a biasing means 33 that biases the cam portion 27 so as to always contact the cam receiving surface 26.

  The biasing means 33 employs a coil spring 33 having anti-contraction elasticity, and the coil spring 33 is provided in the guide tube portion 24 so that the coil spring 33 constantly biases the valve member 6 in the valve opening direction. The urging force urges the cam portion 27 in a direction to contact the cam receiving surface 26 via the operation rod 7.

  Further, the operating rod 7 of the present embodiment is formed by dividing the valve-side operating rod portion 8 provided on the valve member 6 and the lid-side operating rod portion 9 that pivotally attaches the base end portion of the opening / closing lid 10. Then, the valve-side operation rod portion 8 is detachably connected to the valve-side operation rod portion 8, and the valve member 6 is separated from the valve-side operation rod portion 8 and the lid-side operation rod portion 9. And the opening / closing lid 10 are separated from the plug body 2, and when the valve member 6 is rotated by a predetermined angle with respect to the plug body 2, the valve side operation lever portion 8 and the lid side operation lever portion 9 are connected and held. The connecting / releasing means 12 is provided in which the valve-side operating collar 8 and the lid-side operating collar 9 are brought into a disconnected state when the valve member 6 is rotated by a predetermined angle with respect to the plug 2 from this connected holding state. ing.

  Specifically, the valve-side operating rod portion 8 is integrally formed with the valve member 6, and the connection hole 15 is integrally formed with the upper end portion of the valve-side operating rod portion 8. Further, the lower cylindrical portion 14 of the lid-side operation collar portion 9 is used as an insertion portion 14 that can be removably inserted into and connected to the connection hole 15, and is formed below the mounting hole portion 25 (the guide tube portion 24). By inserting and connecting the insertion portion 14 of the lid-side operation rod 9 inserted from above into the attachment hole 25 (through hole 23) into the connection hole 15 of the valve-side operation rod 8 inserted from above, the valve side The operation lever 8 and the lid-side operation rod 9 function as the operation rod 7. That is, the insertion portion 14 and the connection hole 15 that are inserted and connected are concealed by the attachment hole portion 25 so that the connection structure portion cannot be seen from the outside and the appearance is improved.

  In addition, the insertion portion 14 is provided with a locking projection 16, and on the other hand, the valve member 6 is rotated with respect to the plug body 2 while the insertion portion 14 is inserted and connected to the connection hole 15. The engaging hole 17 is provided with an engaging portion 17 that is engaged with the engaging protrusion 16 by the biasing force of the biasing means 33 when the portion 14 and the connecting hole 15 are rotated relative to each other by a predetermined angle. When the locking projection 16 is locked to the portion 17, the insertion portion 14 and the connection hole 15 are connected and held, and the valve member 6 is rotated relative to the plug body 2 from this connection and holding state. When the insertion portion 14 is rotated relative to the predetermined angle, the connecting / releasing means 12 is configured so that the locking projection 16 is disengaged from the engaging portion 17 to be in a disconnected state.

  More specifically, as shown in FIGS. 6 and 7, the rectangular locking protrusions 16 are provided at two opposite positions on the outer peripheral surface of the insertion portion 14, and the protrusions 16 through which these two locking protrusions 16 can pass are provided. The groove portion 34 is provided at two opposite positions on the inner surface of the connection hole 15, and at the two opposite positions perpendicular to the opposite direction of the protrusion groove portion 34 on the rear side (lower side in the drawing) of the connection hole 15. An engaging portion 17 that can be locked by the locking protrusion 16 is provided.

  Further, as shown in FIG. 7, the engaging portion 17 has an upper hole of a notch horizontal hole formed through two notches so as to communicate the inside of the connecting hole 15 and the outside of the valve side operating rod portion 8. It is comprised by the edge 17 (hole inner surface 17).

  That is, by aligning the position of the locking protrusion 16 with the protrusion groove 34, the insertion part 14 can be inserted into and connected to the connection hole 15, or the connected insertion part 14 can be inserted into and removed from the connection hole 15. Thereafter, the valve member 6 is rotated with respect to the plug body 2 with the operation rod 7 (valve side operation rod portion 8) as a rotation axis, so that the insertion portion 14 is at a predetermined angle with respect to the connection hole 15 (about 90 in this embodiment). When the rotation projections are rotated, the two locking projections 16 are respectively positioned in the cutout lateral holes and locked to the engagement portion 17, and the insertion portion 14 is prevented from being removed from the connection hole 15 (with the lid side operation collar portion 9 and The valve-side operating rod 8 is connected and held), and from this connected and held state, the valve member 6 is rotated with respect to the plug body 2 around the operating rod 7 to connect the insertion portion 14 to the connecting hole. When a predetermined angle (about 90 degrees in this embodiment) is rotated with respect to 15, the two locking projections 16 are disengaged from the engaging portion 17 (moved from the notch side hole) and again 6 and 7, the insertion portion 14 is inserted into and removed from the connecting hole 15 (the valve member 6 having the valve-side operating collar 8 and the lid). The opening / closing lid 10 pivotally attached to the side operation lever 9 can be separated from the plug body 2).

  Further, the engaging portion 17 (the inner surface of the upper hole of the notch horizontal hole) is formed in the step surface 17, and the engaging protrusion 17 is applied to the upper engaging surface 38 of the step surface 17 by the urging force of the urging means 33. When the valve 16 is locked, the valve member 6 is prevented from rotating with respect to the plug body 2, and the valve member 6 is pressed upward against the urging force of the urging means 33 from the detent state (see FIG. 4). Then, the locking protrusion 16 is engaged with and disengaged from the upper engaging surface 38, and the valve member 6 can be rotated in a direction in which the engaging protrusion 16 moves in the direction of the lower engaging surface 39. It is set as the structure which can be in the connection cancellation | release state (refer FIG. 5) located in 34. FIG.

  In addition, the locking protrusion 16 locked to the upper engagement surface 38 has a hole shape of the coupling hole 15 so that even if it is disengaged from the upper engagement surface 38, it cannot rotate in the direction opposite to the lower engagement surface 39. Is configured.

  Instead of the engaging portion 17 formed by such a stepped surface 17, an engaging portion 17 that does not have a detent function by a flat cut-out surface may be configured. Contrary to the present embodiment, the valve-side operation lever portion 8 may be provided with an insertion portion 14, and the lid-side operation lever portion 9 may be provided with a connection hole 15 to constitute the connection / release means 12. Other connection / release means 12 may be configured.

  Further, the through-hole 23 will be further described here. The through-hole 23 is formed into a square hole as shown in FIG. 8, and the square through-hole 23 has a width between opposing sides that is the insertion portion of the locking projection 16 portion. The width dimension is set to be smaller than the maximum diameter of 14. Accordingly, for the through hole 23, the opening / closing lid 10 is rotated about the lid side operation collar portion 9 so that the locking projection 16 is positioned at the corner portion of the through hole 23. The insertion part 14 can be inserted / removed only when it is disposed on the valve member, so that, for example, the plug member 2 is held by one hand, and the operation member 13 of the valve member 6 is put on the finger of the other hand so that the valve member When the valve-side operation collar 8 and the lid-side operation collar 9 are separated by rotating 6, the opening / closing lid 10 is easily separated even without support so that it does not fall.

  Note that the present invention is not limited to this embodiment, and the specific configuration of each component can be designed as appropriate.

DESCRIPTION OF SYMBOLS 1 Beverage container 2 Plug body 3 Outlet 4 Liquid passage 5 Lower opening 6 Valve member 7 Operating rod 8 Valve side operating collar 9 Cover side operating collar
10 Open / close lid
11 On-off valve mechanism
12 Connection / release means
13 Operation unit
14 Insertion section
15 Connecting hole
16 Locking protrusion
17 Engagement part S stopper device

Claims (4)

  A spout is provided in the upper part of the stopper that can be detachably attached to the upper opening of the beverage container, and a liquid passage that communicates the spout and the inside of the beverage container is provided in the stopper, and a lower opening of the liquid passage is provided. A valve member that opens and closes the plug is provided at the bottom of the plug, and an operation rod that penetrates the plug and protrudes from the top of the plug is provided at the valve member. A base end portion of an opening / closing lid that closes the pouring opening so as to be freely opened / closed is pivotally pivoted, and when the opening / closing lid closes the pouring opening, the valve member is closed via the operating rod. In the beverage container stopper device having an on-off valve mechanism that moves the valve member to the valve-opening position via the operating rod when the open / close lid in the closed state is activated and rotated. The operating rod is connected to the valve-side operating rod provided on the valve member with the base end of the open / close lid. A configuration in which the valve-side operating rod portion and the lid-side operating rod portion are separated from each other so that the valve member and the opening / closing lid are separated from the plug body as a configuration in which the lid-side operating rod portion to be attached is detachably connected. When the valve member is rotated by a predetermined angle with respect to the plug in a state where the valve-side operating lever and the lid-side operating lever are connected, the valve-side operating lever and the lid-side operating lever are connected and held. The beverage further comprises a connection / release means for releasing the connection between the valve-side operating collar and the lid-side operating collar when the valve member is rotated by a predetermined angle with respect to the plug from this connected holding state. Container stopper device.   2. The stopper device for a beverage container according to claim 1, wherein an operation portion capable of rotating the valve member with respect to the stopper is provided at a lower portion of the valve member.   The connecting / releasing means is provided with a connecting hole in the valve-side operating lever or the lid-side operating lever, and a plug-in portion that can be detachably inserted into the connecting hole is connected to the lid-side operating lever or the valve-side operating lever. Provided on the flange, and provided with a locking projection on the insertion portion, the locking projection is locked when the valve member is rotated with respect to the plug body while the insertion portion is inserted and connected to the connection hole. The engaging portion is provided in the connecting hole, and the engaging projection is engaged with the engaging portion, so that the insertion portion and the connecting hole are in the connected holding state, and the valve member is moved from the connected holding state to the plug body. The stopper device for a beverage container according to any one of claims 1 and 2, characterized in that when it is rotated, the engaging projection is disengaged from the engaging portion to enter the disconnected state.   A beverage container, wherein the beverage container stopper device according to any one of claims 1 to 3 is detachably attached to an upper opening of the beverage container.

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