JP3206296U - Beverage container closure - Google Patents

Abstract

Provided is a beverage container stopper that allows a mouth member to be attached to and detached from a base member with a simple operation and that prevents the mouth member attached to the base member from being easily detached. A plug member is mounted on a container body, and a lid member is attached to the plug member so as to be openable and closable. The plug member is a base member mounted on a mouth portion of the container body. 11, a mouth member 12 that is detachably attached to the base member 11, and an attachment / detachment mechanism that attaches / detaches the mouth member 12 to / from the base member 11. The base member 11 includes a first locking portion 11a and a second locking portion, and the mouth member 12 is locked to the first locking portion 11a and the second locking portion so that the mouth member 12 with respect to the base member 11 is obtained. Having a first locked portion 12a and a second locked portion for preventing the detachment in the vertical direction, and the attachment / detachment mechanism includes a third locking portion 11c formed on the base member 11, and a third locking And a holding member 17 provided on the mouth member 12 that is locked to the portion 11c. [Selection] Figure 11

Description

  This device is used in portable beverage containers such as portable thermos bottles and water bottles, and is a direct-drinking type beverage in which a lid member is attached to a cap member attached to the container body via a hinge so as to be opened and closed. The present invention relates to a container stopper.

  An example of this type of plug is disclosed in JP-A-2015-98352. As shown in FIGS. 14 and 15, the plug body includes a plug member 62 attached to the container main body 61 and a lid member 65 attached to the rear part of the plug member 62 so as to be able to be opened one by one via a hinge. The plug member 62 includes a base member 63 that is screwed into the mouth portion of the container main body 61 and a mouth member 64 that is detachably attached to the base member 63.

  A first locking portion 63a and a second locking portion 63b are formed on the inner surface side of the base member 63 on the front and rear sides, respectively, and on the outer surface side of the mouth member 64, the first locking portion 63a. And the 1st to-be-latched part 64a and the 2nd to-be-latched part 64b which fix the opening | mouth member 64 to the base member 63 by engaging with the 2nd latching | locking part 63b are formed.

  As shown by a solid line in FIG. 16A, the mouth member 64 is inserted inward from below the base member 63, and the mouth member 64 is rotated so as to be inclined as shown by a two-dot chain line in FIG. After the first locked portion 64a is disposed above the first locking portion 63a and the second locked portion 64b is positioned below the second locking portion 63b, the mouth member When the pivoting operation to eliminate the inclination of 64 is performed, the second locked portion 64b gets over the second locking portion 63b from the bottom to the top as shown in FIG. The locked portion 64 a and the second locked portion 64 b engage with the first locking portion 63 a and the second locking portion 63 b, respectively, and the mouth member 64 is attached to the base member 63.

  When the mouth member 64 is attached to the base member 63 in this way, when the second latched portion 64b side of the mouth member 64 is pushed down, the second latched portion 64b becomes the second latch portion 63b. Since the first locked portion 64a is removed downward from the first locking portion 63a, the mouth member 64 can be removed from the base member 63.

JP2015-98352A

  By the way, as described above, by engaging the first locked portion 64a and the second locked portion 64b with the first locked portion 63a and the second locked portion 63b, respectively, the mouth member The conventional plug body in which the base member 63 is attached to the base member 63 has an advantage that the mouth member 64 can be easily attached to and detached from the base member 63. Since the mouth member 64 is easily detached from the base member 63 simply by pushing down the portion 64b, the mouth member 64 may be detached due to an erroneous operation, although it is not intended.

  Therefore, the subject of the present invention is a stopper for a beverage container in which the mouth member can be attached to and detached from the base member with a simple operation, and the mouth member attached to the base member cannot be easily removed unintentionally. Is to provide.

  In order to solve the above-mentioned problem, the device according to claim 1 includes a plug member attached to the mouth portion of the container body, and a lid member attached to the plug member so as to be opened and closed via a hinge. The plug member includes a base member attached to the mouth portion of the container body, a mouth member detachably attached to the base member, and an attachment / detachment mechanism for attaching / detaching the mouth member to / from the base member. The base member has a first locking portion and a second locking portion, and the mouth member is locked to the first locking portion so that the mouth member is directed upward with respect to the base member. A first locked portion that prevents the base member from being pulled down, and a second locked portion that locks the base member in the downward direction by being locked by the second locking portion. And holding the mouth member fitted to the base member at a predetermined position The first locked portion is locked to the first locking portion, and the second locked portion is locked to the second locking portion by rotating it forward until it is placed. And the attachment / detachment mechanism is engaged with the third engagement portion formed on the base member and the third engagement portion when the mouth member is rotated forward to the holding position, and the mouth member And a holding member provided in the mouth member so as to be able to release the locking with respect to the third locking portion at the holding position. In the state, when the locking of the holding member with respect to the third locking portion is released, the mouth member is in a state in which the mouth member can be reversely rotated to a predetermined position with respect to the base member. Is to provide.

  The invention according to claim 2 is the stopper of the beverage container according to claim 1, wherein the holding member is attached to the mouth member so as to be movable in the vertical direction while being biased upward. The holding member is pushed down to release the locking of the holding member with respect to the third locking portion.

  As described above, the stopper of the beverage container according to the first aspect of the present invention is the first cover formed on the mouth member by rotating the mouth member fitted to the base member at the predetermined position to the holding position. The locking portion and the second locked portion are respectively locked to the first locking portion and the second locking portion formed on the base member, and the holding member formed on the mouth member is formed on the base member. It is latched by the made 3rd latching | locking part, and it keeps a mouth member in the state which cannot be rotated with respect to a base member while this prevents the mouth member from pulling up and down with respect to a base member. In the holding state, when the locking of the holding member with respect to the third locking portion is released, the mouth member can be rotated backward to the predetermined position with respect to the base member, so that the mouth member is fitted to the base member at the predetermined position. And move the mouth member forward to the holding position The mouth member can be attached to the base member with a simple operation of releasing the holding member, and in this attached state, the holding member is released from being locked to the third locking portion, and the mouth member is simply rotated backward to a predetermined position. The mouth member can be removed from the base member with a simple operation. Therefore, in this beverage container stopper, the mouth member can be easily attached to and detached from the base member.

  In addition, unlike the conventional plug body in which the mouth member can be easily detached from the base member simply by pressing down a predetermined position of the mouth member attached to the base member, the retaining member is released from the engagement with the third locking portion. After that, the mouth member cannot be removed from the base member unless the two-stage operation of reversely rotating the mouth member to a predetermined position is performed, so that the mouth member is detached due to an erroneous operation even though it is not intended. There is no fear.

  In particular, the stopper of the beverage container of the invention according to claim 2 is configured such that when the holding member is pushed down, the holding member is unlocked from the third locking portion. There is no inconvenience in the unlocking operation of the holding member.

It is a front view which shows the drink container with which one Embodiment which concerns on this invention was mounted | worn with the container main body. It is a fragmentary sectional view in alignment with the XX line of FIG. It is a top view which shows the state which opened the cover member of the plug body same as the above. It is a left view which shows the state which opened the cover member of the plug body same as the above. It is a longitudinal cross-sectional view which shows the state which opened the cover member of the plug body same as the above. (A) is a top view which shows the base member which comprises the plug member of a plug body same as the above, (b), (c) is a longitudinal cross-sectional view which shows the state which removed the port member from the plug body same as the above. . (A) is a top view which shows the state which removed the holding member from the same mouth member, (b) is a left view which shows the same mouth member, (c) is a right view which shows the same mouth member. (A) is a perspective view which shows a holding member same as the above, (b) is an exploded perspective view which shows a holding member same as the above. (A)-(c) is explanatory drawing for demonstrating the mounting method of the opening member with respect to a base member same as the above. It is a longitudinal cross-sectional view which shows the engagement state of the 2nd latching | locking part of the base member in the plug body same as the above, and the 2nd to-be-latched part of a mouth member. It is sectional drawing which shows the state which pushed down the operation button and cancel | released the fitting of the 3rd to-be-latched part of the operation button with respect to the 3rd latching | locking part. It is a longitudinal cross-sectional view which shows the state which canceled the positioning of the cover member by the opening / closing means in the plug body same as the above. (A) is a partial cross-sectional view showing the relationship (unlocked state) between the opening / closing operation member constituting the plug body and the lock operation member, and (b) is the opening / closing operation constituting the plug body. It is a fragmentary cross-sectional view which shows the relationship (locked state) between a member and a lock operation member. It is a perspective view which shows the state which opened the cover member in the conventional stopper. It is a fragmentary sectional view which shows the drink container with which the conventional stopper was mounted | worn with the container main body. (A), (b) is explanatory drawing for demonstrating the mounting | wearing method of the opening member in the conventional stopper.

  Hereinafter, embodiments will be described with reference to the drawings. FIG. 1 shows a beverage container in which a stopper 1 according to the present invention is mounted on a container body CB.

  As shown in FIGS. 1 to 5, the plug 1 includes a plug member 10 attached to the container body CB, and a lid member 20 attached to the plug member 10 through a hinge 1 a so as to be opened and closed. The lid member 20 is provided with an opening / closing mechanism 30 that opens and closes the lid member 20 and a lock mechanism 40 that locks the lid member 20 in a closed state. The lid member 20 is always provided by a pair of torsion springs attached to the hinge 1a portion. It is biased in the opening direction.

  As shown in the figure, the plug member 10 includes a cylindrical base member 11 that is screwed into a small-diameter mouth portion of the container body CB, and a top and bottom that is detachably fitted to the base member 11. It has a cylindrical mouth member 12 having a partition wall 13 to be partitioned, and the partition wall 13 is formed with a dispensing hole 14 for pouring the liquid beverage in the container body CB on the front side thereof.

  In the state where the plug member 10 is mounted on the mouth of the container body CB, the lower half of the mouth member 12 enters the mouth of the container body CB, and a flange formed on the lower outer peripheral surface of the mouth member 12 By sandwiching a ring-shaped packing 16 between the portion 15 and the base end of the mouth of the container body CB, the mouth member 12 of the stopper member 10 and the container body CB are sealed. .

  As shown in FIGS. 6A to 6C, the base member 11 includes a first locking portion 11a formed of an arc-shaped protrusion projecting inward from the front region and the rear region at the periphery of the upper end opening. And an intermediate portion of the second locking portion 11b made of arc-shaped protrusions projecting inward from both side regions at the periphery of the upper end opening, and the first locking portion 11a on the rear side constituting the attachment / detachment mechanism. And a third locking portion 11c formed by cutting out with a predetermined width, and the first locking portion 11a is formed at the same height position.

  As shown in FIGS. 6B and 6C, the second locking portion 11b is located below the first locking portion 11a, and the second locking portion 11b on the left side when viewed from the front. Is connected to the lower surface of the front end portion on the left side of the first locking portion 11a on the rear side with the upper surface inclined forward and rearward (see FIG. 10C), as viewed from the front. The second locking portion 11b on the right side is connected to the lower surface of the rear end portion of the right side of the first locking portion 11a on the front side with the upper surface inclined forward and forward (see FIG. b)).

  As shown in FIGS. 3, 5, and 7 (a) to 7 (c), the mouth member 12 is locked to a first locking portion 11 a provided on the base member 11, thereby preventing the mouth member 12 from being attached to the base member 11. A first locked portion formed in a region from the front to the left side and a region from the rear to the right side of the outer peripheral surface of the mouth member 12 as viewed from the front, which prevents the mouth member 12 from being pulled upward. 12a and the outer peripheral surface of the mouth member 12 as viewed from the front, which is locked to the base member 11 by being locked to the second locking portion 11b provided on the base member 11, and to prevent the base member 11 from coming down. The rotation of the mouth member 12 with respect to the base member 11 is prevented by being locked to the second locked portion 12b formed on each side of the base member 11 and the third locking portion 11c provided on the base member 11. Holding member 17 which is a component of the attachment / detachment mechanism And, first engaged portion 12a and the second engaged portion 12b is formed by an arc-shaped protrusion protruding outward from the outer peripheral surface of the mouth member 12.

  As shown in FIGS. 7B and 7C, the first locked portion 12a is formed at the same height position from one end to the other end, and is formed on the left side of the mouth member 12 when viewed from the front. The second locked portion 12b is formed from the rear end portion of the first locked portion 12a formed in a region extending from the front portion to the left side portion of the mouth member 12 when viewed from the front, and the second engagement portion 12b. A second locked portion formed on the right side of the mouth member 12 when viewed from the front, while being formed to rise forward at the same inclination angle as the inclination angle of the upper surface of the stopper portion 11b (see FIG. 5B). 12b is the same as the inclination angle of the upper surface of the second locking portion 11b from the front end portion of the first locked portion 12a formed in the region from the rear portion to the right side portion of the mouth member 12 when viewed from the front. (See FIG. 2C).

  As shown in FIGS. 3, 5, 8 (a) and 8 (b), the holding member 17 is fitted so as to be able to be pushed down in a state in which the holding member 17 is retained in a fitting recess 12 c formed in the rear portion of the mouth member 12. The operation button 18 and an elastic member 19 that biases the operation button 18 upward are provided. The operation button 18 can be fitted into a third locking portion 11c provided on the base member 11. Has a third locked portion 18a projecting rearward.

  The elastic member 19 has a bottomed cylindrical shape made of silicon rubber, and is attached to the operation button 18 so as to protrude downward from the lower end of the operation button 18 and come into contact with the bottom surface of the fitting recess 12c.

  In order to attach the mouth member 12 configured as described above to the base member 11, as shown in FIG. 9A, first, the mouth member 12 is viewed from the front, and the first locked portion 12a is formed on the outer peripheral surface thereof. In addition, the holding member 17 is the first member of the base member 11 so that the left rear portion and the right front portion where the second locked portion 12 is not formed correspond to the left and right second engaging portions 11b of the base member 11, respectively. When the mouth member 12 is fitted to the base member 11 from the lower side at a predetermined position rotated about 30 degrees counterclockwise from a position corresponding to the three locking portions 11c (hereinafter referred to as a holding position), the mouth member 12 is inserted. Both the first locked portion 12a and the second locked portion 12b are in contact with the lower surface of the first locking portion 11a of the base member 11. At this time, the operation button 18 of the holding member 17 is in a state where the third locked portion 18 a is in contact with the lower surface of the first locking portion 11 a of the base member 11 and is pressed downward.

  Subsequently, when the mouth member 12 is rotated clockwise (hereinafter, clockwise rotation is referred to as forward rotation), the second locked portion 12b of the mouth member 12 becomes the base as shown in FIG. The upper end of the second locking portion 11b of the member 11 is moved, and the rear end portion of the second locked portion 12b on the left side when viewed from the front is brought to the left front end surface of the first locking portion 11a on the rear side. The front end portion of the second locked portion 12b on the right side when viewed from the front is in contact with the rear end surface of the right side of the first locking portion 11a on the front side, and the rotation of the mouth member 12 stops at the holding position ( (See (c) in the figure).

  Thus, in the state where the mouth member 12 is rotated to the holding position, as shown in FIGS. 5 and 10, the first engagement of the mouth member 12 below the first locking portion 11 a of the base member 11. The second locking portion 12 of the mouth member 12 is positioned above the second locking portion 11 b of the base member 11, and the stopper member 12 a is thus fitted to the base member 11. Is positioned in the vertical direction, and the third locked portion 18a of the operation button 18 is moved to a position corresponding to the third locking portion 11c of the base member 11, and is pushed up by the biasing force of the elastic member 19. Since the third locked portion 18a of the operation button 18 is locked by fitting into the third locking portion 11c of the base member 11, the mouth member 12 becomes non-rotatable. Is held attached to the member 11 .

  Conversely, when the mouth member 12 is removed from the base member 11, as shown in FIG. 11, the third engagement of the operation button 18 with respect to the third engagement portion 11 c of the base member 11 is performed by pushing down the operation button 18. When the fitting of the portion 18a is released and the mouth member 12 is reversely rotated to a predetermined position, both the first locked portion 12a and the second locked portion 12b of the mouth member 12 are in the first relationship of the base member 11. Since it will be in the state located in the lower side of the stop part 11a, and the state from which the lower direction of the mouth member 12 with respect to the base member 11 is released, the mouth member 12 may be pulled out to the lower side of the base member 11.

  As shown in FIGS. 1 to 5, the lid member 20 is fixed to a lid main body 21 having a peripheral wall continuously connected to a peripheral portion of a circular top plate, and an inner surface of the top plate of the lid main body 21. When the lid member 20 is closed, the closure member 22 that enters the mouth member 12 of the plug member 10 and the packing 23 that is fitted to the closure member 22 are provided. When the lid member 20 is closed, The outlet hole 14 formed in the partition wall 13 of the mouth member 12 is hermetically sealed by the closing portion 22 to which the packing 23 is fitted.

  As shown in FIGS. 1 to 3 and 5, the opening / closing means 30 is surrounded on three sides except for the lower part by a partition wall 21 a having a frontal gate shape projecting to the front side of the peripheral wall of the lid body 21 in the lid member 20. A front U-shape projecting to the front side of the base member 11 in the plug member 10 so as to face the locking claw 31 formed at the lower end of the opened lid-side opening / closing operation area and the partition wall 21a of the lid body 21. Can be engaged with a locking claw 31 that is pivotally supported by the partition wall 11d so that the top and bottom of the base side opening / closing operation region is surrounded in three sides except for the upper part by the partition wall 11d. An opening / closing operation member 32 having an engaging recess 33 in the upper part, and a lower portion of the opening / closing operation member 32 disposed between the base-side opening / closing operation region and the opening / closing operation member 32 outside the swing shaft 34 (outside ( Coil spring 35 biasing forward) And, locking pawl 31, as well is formed in the left half of the cover-side opening and closing region of the cover body 21, the right half portion of the lid side opening and closing area is open in the front-rear direction.

  The engaging recess 33 is formed in the left half of the opening / closing operation member 32 so as to correspond to the locking claw 31 formed in the left half of the lid side opening / closing operation area of the lid body 21. The upper part of the opening / closing operation member 32 in which the engagement recess 33 is formed protrudes above the base side opening / closing operation region of the base member 11.

  Therefore, when the lid member 20 in the opened state is closed, the upper end side of the opening / closing operation member 32 attached to the plug member 10 comes into contact with the locking claw 31 formed on the lid member 20. As the upper end of the opening / closing operation member 32 is pushed outward, the engagement claw 31 gets over the engagement claw 31 and the engagement recess 33 engages with the engagement claw 31 so that the lid member 20 is positioned at the fully closed position. (See FIG. 2).

  When the lid member 20 is positioned at the fully closed position and the lower part of the opening / closing operation member 32 is pushed against the urging force of the coil spring 35 as shown in FIG. Since the engagement of 33 is released, the lid member 20 is opened to the fully open position by the biasing force of the torsion spring (see FIG. 5).

  As shown in FIGS. 1 and 3, the lock mechanism 40 is formed in a lock operation region formed on the right outer side of the lid side opening / closing operation region in the lid body 21 and surrounded by the partition wall 21 a and the partition wall 21 b. In the opening / closing operation member 32, the lock operation member 41 supported so as to be slidable in the circumferential direction between the lock position and the lock release position and the left end portion of the lock operation member 41 slid to the lock position can be engaged. And a state in which the lid member 20 is fully closed, that is, the engagement recess 33 of the opening / closing operation member 32 is engaged with the locking claw 31. Thus, when the lock operation member 41 is slid to the lock position, the left end portion of the lock operation member 41 enters the right half of the lid side opening / closing operation area in the lid main body 21, and the engagement portion 45 of the opening / closing operation member 32 is moved. Engaging , So as to prevent the pushing operation of the opening and closing operation member 32 (FIG. 13 (a), (b) refer).

  As described above, the stopper 1 of the beverage container can be configured so that the mouth member 12 is fitted to the base member 11 at a predetermined position, and the mouth member 12 is rotated forward to the holding position. It can be attached to the member 11, and in this attached state, the mouth member 12 can be simply operated by releasing the engagement of the operation button 18 with respect to the third locking portion 11 c and rotating the mouth member 12 backward to a predetermined position. Can be removed from the base member 11, so that the mouth member 12 can be easily attached to and detached from the base member 11.

  Moreover, unlike the conventional plug body in which the mouth member is easily detached from the base member simply by depressing a predetermined position of the mouth member 12 attached to the base member 11, the operation button 18 is pushed down and the third of the operation button 18 is removed. Since the mouth member 12 cannot be removed from the base member 11 unless the two-step operation of reversely rotating the mouth member 12 to a predetermined position is performed after releasing the latching with respect to the latching portion 11c, it is not intended. Nevertheless, there is no fear that the mouth member 12 will come off due to an erroneous operation.

  In particular, the stopper 1 of the beverage container is configured such that when the operation button 18 is pushed down, the lock of the operation button 18 with respect to the third lock portion 11c is released. There is no inconvenience in the unlocking operation of the operation button 18.

  The present invention can be used as a plug for a beverage container such as a portable beverage container such as a portable thermos bottle or water bottle.

DESCRIPTION OF SYMBOLS 1 Plug body 1a Hinge 10 Plug member 11 Base member 11a 1st latching | locking part 11b 2nd latching | locking part 11c 3rd latching | locking part 11d Partition wall 12 Mouth member 12a 1st to-be-latched part 12b 2nd to-be-latched part 12c Fitting recess 13 Bulkhead 14 Outlet 15 Flange 16 Packing 17 Holding member 18 Operation button 18a Third locked part 19 Elastic member 20 Lid member 21 Lid body 21a, 21b Partition wall 22 Closure part 23 Packing 30 Opening / closing mechanism 31 Locking Claw 32 Opening / Closing Operation Member 33 Engaging Recess 34 Swing Shaft 35 Coil Spring 40 Lock Mechanism 41 Lock Operation Member CB Container Body

Claims (2)

A plug member attached to the mouth of the container body;
A lid member attached to the plug member through a hinge so as to be openable and closable,
The plug member is
A base member attached to the mouth of the container body;
A mouth member detachably attached to the base member;
An attachment / detachment mechanism for attaching / detaching the mouth member to / from the base member,
The base member has a first locking portion and a second locking portion,
The mouth member is engaged with the first locking portion and the second locking portion for locking the mouth member upward with respect to the base member by being locked to the first locking portion. Having a second locked portion that prevents the base member from coming off downward with respect to the base member,
By rotating the mouth member fitted to the base member in a predetermined position to the holding position, the first locked portion is locked to the first locked portion, and the second locked The stop portion is adapted to be locked to the second locking portion,
The attachment / detachment mechanism is engaged with the third engagement portion formed on the base member and the third engagement portion when the mouth member is rotated forward to the holding position, and the mouth member is engaged with the base member. A holding member provided in the mouth member so as to be able to release the locking with respect to the third locking portion at the holding position.
In the holding state, when the locking of the holding member with respect to the third locking portion is released, the mouth member is in a state in which the mouth member can be reversely rotated to a predetermined position with respect to the base member. Plug body. The holding member is attached to the mouth member so as to be movable in the vertical direction while being biased upward.
2. The beverage container stopper according to claim 1, wherein the holding member is released from being locked to the third locking portion by pushing down the holding member.

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