JPH10151079A - Liquid container - Google Patents

Abstract

PROBLEM TO BE SOLVED: To hold the main body of container only with one hand of user, to operate a valve element for opening/closing the outflow port of inner stopper and to surely keep the outflow port closed in case of no use. SOLUTION: Concerning a liquid container 1 provided with a cup 5 attached to the upper part of a main body 2 of container and an inner stopper 3 having a valve element 14 for opening/closing an outflow port 16, the inner stopper is provided with an inner stopper opening/closing device 4 composed of a movable member for opening/closing the outflow port by moving the valve element and an operating member 25 equipped with a movable operating part 25a so as to move the movable member by operating this operating part from the outside. Then, the operating part of the operating member is arranged at a position operable with the fingers of hand of the operator holding the main body of container in that hand, the operating part of operating member is covered with the cup so as not to be operated by attaching the cup, and the operating part of operating member can be operated by detaching the cup on the other hand.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a liquid container having an inner stopper whose outlet is opened and closed by a valve, and more particularly to a portable liquid container having a cup mounted on an upper portion of a container body.

[0002]

2. Description of the Related Art Conventionally, among liquid containers such as thermos bottles, a portable liquid container having a structure in which a cup serving as a lid is attached to an upper portion of a container body is provided with an outlet of an inner stopper attached to an upper end opening of the container body. A push button for opening operation is provided on the upper part of the valve body to push down the valve body to be closed with one touch to open the outflow port.

[0003]

However, in the portable liquid container, the user holds the container with one hand, removes the cup with the other hand, places the cup once, and then puts the cup again. The outlet must be opened by pushing the push button by hand. And, the drinking water must be poured by holding the cup again, or the drinking water must be poured into the placed cup, and both hands must be used to open and close the valve body. Was not preferred.

On the other hand, in the case of a desktop liquid container, an operating portion for opening and closing the valve is provided at the upper end of a handle of the container body for easy handling, and the handle of the container body is held with the hand. There are provided ones that can be opened and closed. However, if this opening / closing mechanism is employed in the portable liquid container, the outflow port may be opened to cause leakage when any external force acts on the operation unit during transport, and thus may be employed. could not. On the other hand, the above problem can be solved by providing a lock mechanism in the operation section of the opening / closing device for the inner plug, but in this case, the structure becomes complicated, so that the size of the liquid container itself increases, and Was not able to be constituted and could not be preferable for portable use.

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and particularly in a portable liquid container, a user holds the liquid container with only one hand and opens and closes the outlet of the inner plug. It is an object of the present invention to make it possible to operate the device and to make it impossible to operate the device with a simple configuration when not in use, so that the closed state of the outlet is reliably maintained.

[0006]

In order to solve the above problems, a liquid container according to the present invention includes a cup attached to an upper portion of a container body, and a liquid container having an inner stopper having a valve body for opening and closing an outlet. A movable member that moves the valve body to open and close the outlet, and an operation member that includes a movable operation unit and moves the movable member by operating the operation unit from the outside. An inner cap opening / closing device is provided, and an operation unit of the operation member is disposed at a position where a user having a container body can operate with a finger of the hand, and the cup is attached to operate the operation member with the cup. The operation unit is configured to be operable by covering the unit and making the operation impossible, and by removing the cup.

In the above-mentioned liquid container, the operation part of the valve body for opening and closing the outlet of the inner plug is arranged at a position where the user holding the liquid container can operate with his / her finger. The user can operate the operation unit while holding the liquid container, and the handling becomes convenient. In addition, when the cup is attached to the container body, the operation section is covered with the cup and cannot be operated, so that the outlet is opened even if any external force is applied to the operation section when not in use. Can be prevented.

In the liquid container, the operating portion of the operating member is provided on the outer peripheral portion of the container main body, and when the cup is attached to the container main body on the outer peripheral portion of the cup, the operating member is located on the operating portion of the operating member. It is preferable to provide a handle and cover the operation unit with the handle. Alternatively, it is preferable that an operation portion of the operation member is provided on an outer peripheral portion of the container body, and the operation portion is covered by a lower end surface of the cup. Further, it is preferable that an operating portion of the operating member is provided on an outer peripheral portion of the container body, and the operating portion is covered by an outer peripheral portion of the cup. This makes it possible to easily disable the operation of the operation member of the operation member without providing a special lock mechanism in the inner plug opening / closing device.

It is preferable that a handle extending in the axial direction is provided on an outer peripheral portion of the container main body, and an operating portion of the operating member is provided above the handle. In this case, the handling of the liquid container becomes more convenient, and the operation unit can be more reliably disabled.

Further, the movable member is slidably mounted on the upper part of the inner plug so as to be slidable in the radial direction, and a first hook portion protruding downward is provided at one end of the movable member. And an operation part extending inward of the first hooking part of the movable member is formed in an L-shape, and the operation member is rotatably attached to the container body, and the operation part is It is preferable that the movable member is slid by pressing the first hook portion outward by rotating the operating portion by operating the actuator downward. Further, a second hooking portion is provided at a predetermined interval inside the first hooking portion of the movable member, and an operating portion of the operating member is extended between the first hooking portion and the second hooking portion. It is preferable that the operating portion of the member be operated upward to rotate the operating portion so as to press the second hook portion of the movable member inward to slide the movable member.

Alternatively, the movable member is slidably mounted on the upper part of the inner plug so as to be slidable in the radial direction, and a receiving portion having an inclined surface at one end of the movable member is projected downward.
The operating member has an operating portion positioned on the outer peripheral portion of the container main body, and a shape along the axial direction on the outer peripheral portion of the container main body including an operating portion that presses the inclined surface of the receiving portion, and the operating portion faces upward. Alternatively, it is preferable that the operating portion presses the inclined surface of the receiving portion of the movable member by operating downward, and slides the movable member outward along the inclined surface.

When the opening / closing device for the inner cap of the liquid container is constituted as described above, the movable member is slid in the radial direction above the inner stopper by operating the operating portion of the operating member upward or downward. With this, the valve element of the inner plug can be reliably opened and closed.

In addition, the movable member is mounted on the inner plug so as to be slidable in the radial direction, and a receiving portion having an inclined plate horizontally arranged at one end of the movable member so as to face the outer peripheral portion of the container body. On the other hand, the operating member is pivoted on an outer peripheral portion of the container main body including an operating portion located on the outer peripheral portion of the container main body and an operating portion disposed between the inclined plate of the receiving portion and the outer peripheral portion of the container main body. Along with a shape substantially along the direction, a required position between the operating portion and the operating portion is rotatably mounted on the outer peripheral portion of the container main body, and the operating portion is arranged along the outer peripheral portion of the container main body. It is preferable that the operating portion presses the inclined plate of the movable member by operating in the circumferential direction, and slides the movable member outward along the slope of the inclined plate.

Alternatively, the movable member and the operating member constituting the inner plug opening / closing device may be integrally formed. In this case, the configuration becomes simple. As a specific configuration for integrally forming the movable member and the operating member, for example, the inner plug opening and closing device includes a movable member component disposed horizontally above an inner plug, and a movable member component. An operating member constituting portion extending in the axial direction to the outer peripheral portion of the container main body at an end portion, and the movable member constituting portion is pivotally mounted on the inner plug so as to be rotatable, and a lower end of the operating member constituting portion is operated. It is preferable that a part is provided, and the operating part is operated in a circumferential direction along an outer peripheral part of the container body to rotate the movable member constituting part.

When the inner cap opening / closing device of the liquid container is constituted as described above, the movable member or the movable member constituting portion is moved within the inner cap by moving the operation portion in the circumferential direction along the outer peripheral portion of the container body. Thus, the valve can be reliably opened and closed.

[0016]

Embodiments of the present invention will be described below with reference to the accompanying drawings. FIG. 1 shows a liquid container 1 according to the first embodiment. The liquid container 1 generally includes a container body 2, an inner stopper 3, an inner stopper opening / closing device 4, and a cup 5.

The container main body 2 is a stainless steel double container comprising an inner bottle 6 and an outer bottle 7, and a handle 8 extending in the axial direction is provided on an outer peripheral portion thereof. The container body 2
A shoulder 9 is attached to the upper outer peripheral surface of the. On the outer peripheral portion of the shoulder body 9, a frame wall 9a is provided at a position corresponding to the handle 8 in the axial direction, and a recess 9b extending in the axial direction from the frame wall 9a is provided. The shoulder body 9 is provided with a male screw portion 9c on the outer peripheral surface and a substantially annular inner screw portion 9d on the upper inner peripheral surface. In the drawing, reference numeral 10 denotes a ring that covers the upper outer peripheral edge of the shoulder body 9.

The inner plug 3 generally comprises an upper plug 11, a lower plug 12, a cap 13 and a valve 14.

The upper plug 11 is attached to the inner peripheral surface of the upper opening of the container main body 2, and the upper outer peripheral surface is provided with an outer thread portion 11 a which is screwed with the inner thread portion 9 d of the shoulder 9. At the same time, a spout 15 is formed on the opposite side of the shoulder body 9 radially opposite to the concave portion 9b. In addition, a partition plate portion 11b having an opening on the spout 15 side is provided on the upper inner peripheral surface of the upper plug body 11. The partition plate portion 11b is provided with a through hole 11c at an axial position of the upper plug 11, and a locking plate 11 protruding upward from an edge of the opening.
d is provided. Further, a supporting rib 11e projecting upward is provided on an outer peripheral portion of the through hole 11c.

The lower plug 12 is fitted to and connected to the upper plug 11 from below, has a cylindrical shape, and has an outlet 16 at its lower part. The lower plug 1
At the lower end of 2, a seal packing 17 that is pressed against the stepped portion 6 a formed on the inner bottle 6 is attached. Further, an outer cylinder 18 for receiving a biasing spring of the valve body 14 described later is formed at a shaft center position inside the lower plug body 12.

The plug cap 13 is fitted to the upper edge of the upper plug 11 to substantially close the upper opening of the upper plug 11, and has a concave portion 13a at the center thereof. The stopper cap 13 is provided with the recess 1 from the outlet 16 side.
A notch 13b is provided over 3a, and an opening 13c is provided at a position corresponding to the recess 9b of the shoulder body 9.

The valve body 14 seals the outlet 16 from below. A valve packing 19 is mounted on the upper surface of a valve body 20 having a substantially conical cylindrical shape. A valve stem 21 that projects through the outer cylinder 18 and the through hole 11c of the upper plug 11 is provided in a protruding manner. An inner cylinder 22 for receiving an urging spring is attached to the valve stem 21. A biasing spring 23 is provided between the inner cylinder 22 and the outer cylinder 18, and the valve body 2 is interposed via a valve rod 21.
0 is pressed against the lower edge of the outlet 16 in a sealed state.

The inner plug opening and closing device 4 includes a movable member 24 for pushing down the valve element 14 of the inner plug 3 and a movable member 2.
4 comprises an operating member 25 for sliding the upper plug 4 in the radial direction along the upper edge of the upper plug 11.

The movable member 24 is slidably positioned and held between the upper stopper 11 and the stopper cap 13 through the notch 13b and the opening 13c of the stopper cap 13. One end of the movable member 24 is the spout. Lid 24 for closing 15
a is provided. Further, on the other end side facing the lid portion 24a, a long first hook portion 24b protruding downward and located on the outer peripheral portion of the shoulder body 9 is provided with a required interval from the first hook portion 24b. Short second hook 24c protruding downward
Are provided. Further, a substantially triangular pressing portion 24d which is inclined downward from the first hooking portion 24b side to the lid portion 24a protrudes from a substantially central portion of the movable member 24, and engages near the protruding end of the pressing portion 24d. A stop recess 24e is provided. And the pressing portion 24d and the lid 2
A locking plate 24f that is continuous with the locking plate 11d of the upper plug 11 when the valve body 14 is opened by the pressing portion 24d is provided between the upper plug 4a and the pressing member 24a.

The operating member 25 includes an operating portion 25a located in a frame wall 9a provided on the shoulder 9 of the container body 2,
Actuator 25 extending between first hook 24b and second hook 24c of movable member 24 along recess 9b of shoulder 9
and b. The operation unit 25
a is provided with a bearing plate 25c having a through hole from both sides on the lower surface.
a. A spring member 27 for urging the operation unit 25a upward is attached to a lower portion of the operation unit 25a. The operating portion 25b is formed to have a length such that a distal end thereof abuts on the second hook portion 24c when the movable member 24 is slid as shown in FIG.

The cup 5 is attached to the shoulder 9 of the container body 2 to serve as a lid, and has a female screw portion 5a on its inner peripheral surface which fits with the male screw portion 9c of the shoulder member 9. The handle 5b is provided on the outer peripheral portion and extends in the axial direction. When the handle 5b is attached to the shoulder 9 of the container main body 2, the operating portion 25a of the operating member 25
It is set to be located above. The illustrated cup 5 is a double cup in which an inner cup and an outer cup are detachably attached. Further, the structure for attaching the cup 5 to the container body 2 can be any structure such as forced fitting other than the screwing of the screws.

When using the liquid container 1 having the above-described structure, first, the user holds the handle 8 of the liquid container 1 with one hand, and as shown by an arrow in FIG. Press down. At this time, since the operation portion 25a of the operation member 25 is provided on the upper portion of the handle 8 of the container body 2, the user can use the finger of one hand holding the handle 8 without using the other hand. The operation unit 25a can be pushed down.

As described above, the operating section 25 of the operating member 25
a, the operating member 2 is pivoted about the pin 26 as a fulcrum.
The rotation of the operating member 25 causes the operating portion 25 of the operating member 25 to rotate.
b presses the first hook portion 24b of the movable member 24 to the right in the figure, and the movable member 24 slides in the horizontal direction.

When the movable member 24 slides, the lid 24a also slides to open the spout 15, and the valve stem 21 of the inner plug 3 is pushed down along the inclination of the pressing portion 24d of the movable member 24. Then, the valve body 20 connected to the valve stem 21 descends, and the outlet 16 is opened. Then
The upper end of the valve stem 21 is provided with a locking recess 24 e of the movable member 24.
And the spout 15 is opened, and the outlet 1
6 is opened. Further, the first hook portion 24b side of the movable member 24 projects outward from the outer peripheral portion of the shoulder 9 of the container body 2.

The open state is maintained in a locked state by the engagement between the upper end of the valve rod 21 of the valve element 14 urged by the spring member 27 and the locking recess 24e of the movable member 24.
The outlet 16 and the spout 15 are not closed even if the user releases his / her finger from the operation unit 25a of the operation member 25.
When the finger is released from the operation section 25a, the operation section 25a of the operation member 25 is urged upward by the spring material 27.
It will be in the state of having contacted with hook part 24c.

After the drinking water or the like in the container body 2 is poured into the cup 5 and used in the open state as described above, the valve 1
When the outlet 16 is closed by the operation member 4, the operation member 25 is held by the finger of one hand holding the handle 8, similarly to the valve opening operation.
Is pushed upward. Thereby, the tip of the operating portion 25b of the operating member 25 is connected to the second hooking portion 24.
From the state of contact with c, it is further pushed to the left in the figure. This pressing is performed by the locking recess 24 e of the movable member 24 and the valve stem 2.
After the engagement of the upper end of the first member 1 is released, the operation is completed by the release of the engagement between the movable member second hooking portion 24c and the operating portion 25b of the operating member 25.

Then, the movable member 24 is slid to the left in the drawing along the inclination of the pressing portion 24d of the movable member 24 by an urging spring 23 for urging the valve member 14 upward. Is released and the valve is closed.
The operating member 25 is connected to the operating section 2 by a spring material 27.
5a is pushed upward, and the continuous operating portion 25b is stored in the concave portion 9b of the shoulder body 9. As described above, the user can open and close the outlet 16 with only one hand, so that handling becomes very convenient.

Next, the user holds the cup 5 with the other hand, and attaches the cup 5 to the shoulder 9 of the container body 2.
As a result, the handle 5b formed on the cup 5 is located on the operation portion 25a of the operation member 25, and the operation portion 25a cannot be operated with a finger. Therefore, in this state, even if any external force is applied to the operation portion 25a, the valve body 14 does not act, and it is possible to prevent the drinking water or the like inside the container body 2 from leaking.

It is to be noted that, while the valve is open, the cup 5
When it is attempted to attach the cup 5, since the movable member 24 protrudes from the shoulder 9 of the container body 2, it becomes difficult to attach the cup 5, and it is determined that the user is in the valve-open state. can do. Further, when the cup 5 is forcibly attached in this state, the opening edge of the cup 5 comes into contact with the outer surface of the protruding first hook portion 24b of the movable member 24, so that the operation member 25 is closed. And the valve is closed in the same manner as described above.

FIGS. 3 to 5 show a liquid container according to a second embodiment. As schematically shown in FIGS. 3 and 4, the liquid container 31 of the second embodiment generally includes a container main body 32, a middle stopper 33, a middle stopper opening / closing device 34, and a cup 35, similarly to the first embodiment. The first embodiment differs from the first embodiment in that the mechanism of the inner plug opening / closing device 34 is different.

The container main body 32 includes an inner bottle 36 and an outer bottle 37.
And a double container consisting of The container main body 32 is small in diameter so that it can be held by one hand, and has no handle provided on its outer peripheral portion. As shown in FIG. 5, the shoulder body 38 attached to the container main body 32 is not provided with a member corresponding to the frame wall 9a shown in the first embodiment, and has an L-shape instead of the recess 9b. Is provided with a pair of protrusions 38b, 38b,
38b, a separate guide member 39 is provided on the outer peripheral portion of the shoulder body 38.
Is attached. Note that, instead of the guide member 39, as shown in FIG.
8b ', 38b' may be used, or as shown in FIG. 7, a guide frame 38b "projecting in a U-shape may be used instead of the projections 38b, 38b.

The inner plug 33 includes a cylindrical plug 41 integrally formed with the upper plug 11 and the lower plug 12 shown in the first embodiment, a plug cap 42 having a notch 42a and an opening 42b, and Valve body 4 having valve body 49 and valve stem 50
Consists of three.

The plug 41 is provided with a spout 44 on the side opposite to the guide member 39 in the radial direction, and an outlet 45 at the lower center. Also,
The plug 41 is provided with an outer cylinder 46 in which a biasing spring 48 is provided, while an inner cylinder 47 is attached to a valve rod 50 of the valve body 43.

The inner plug opening / closing device 34 comprises a movable member 52 and an operating member 53 as in the first embodiment.

The movable member 52 is slidably positioned and held between the stopper 41 and the stopper cap 42 as in the first embodiment. The movable member 52 is provided at one end with a lid 52a for closing the spout 44 and at the other end with a receiving portion 52b located above the guide member 39. The receiving portion 52b includes an inclined surface 52c inclined upward from the outside toward the inside, and a locking surface 52d formed at the inner end of the inclined surface 52c. Further, a pressing portion 52e projecting in a triangular shape is provided on the lower surface at the center of the movable member 52. In this embodiment, the pressing portion 52e has the locking recess 2 shown in the first embodiment.
4e is not provided.

The operating member 53 has a shape along the axial direction on the outer peripheral portion of the shoulder 38, and a lower portion located on the outer periphery thereof is used as an operating portion 53a. The upper part which is inserted through is defined as an operating part 53b.

As with the container body 32, the cup 35 is not provided with a handle corresponding to the handle 5b shown in the first embodiment. When the female screw portion 35a formed on the inner peripheral surface of the cup 35 is screwed into the male screw portion 38c of the shoulder body 38 and attached, the lower end surface of the cup 35 becomes the operation member 53.
And is set so as to be flush with the outer peripheral surface of the operation unit 53a.

When the liquid container 31 having the above configuration is used, the container main body 32 is held with one hand as in the first embodiment.
After the cup 35 is removed while holding the container body 3, the operation part 53a of the operation member 53 is
And push it up along the outer circumference.

As described above, the operating section 53a of the operating member 53
Is pushed up, the operating portion 53 continuous with the operating portion 53a
b rises, and the upper end of the operating portion 53b comes into contact with the inclined surface 52c of the receiving portion 52b of the movable member 52.
Is pressed by the operating portion 53b, the movable member 52 slides outward as shown in FIG.

When the movable member 52 slides as described above, the spout 44 is opened, and similarly to the first embodiment, the valve 43 is lowered by the pressing portion 52e and the outlet of the plug 41 is discharged. 45 is also in the valve open state. Further, the movable member 52 projects outward from the shoulder 38 of the container main body 32, and the protruding end of the operating portion 53 b of the operation member 53 engages with the locking surface 52 d of the movable member 52.

In the above state, the upper end of the valve stem 50 of the valve element 43 is located on the inclined surface of the pressing portion 52e of the movable member 52. At this time, since the valve body 43 is urged upward by the urging spring 48, the movable member 52 is pressed down by the pressing portion 52e.
A force that moves to the left in the drawing, which is the closing direction, acts on the inclined surface of the movable member 52, as described above.
Since the operating portion 53b of the operation member 53 is locked to d,
This open state is maintained.

On the other hand, when closing the valve element 43 in the valve-open state, the operation portion 53a of the operation member 53 is pulled down by the finger of the hand holding the container body 32 in the reverse procedure. Thereby, the engagement between the operating portion 53b of the operating member 53 and the locking surface 52d of the movable member 52 is released, and the valve body 43 is raised by the urging force of the urging spring 48 as in the first embodiment. , The movable member 52 is moved to the left
4 and outlet 45 are closed.

When the cup 35 is attached to the shoulder 38 of the container body 32, the lower end edge of the outer peripheral surface of the cup 35 is located above the operating portion 53a of the operating member 53, and the operating portion 53a is moved upward. Ca n’t push it up,
Operation is disabled.

FIG. 8 shows a modification of the second embodiment. In this modification, the locking surface 52 of the movable member 52
d is provided with a locking projection 52f, and the operating member 5
A locking projection 53c that engages with the locking projection 52f is provided at the tip of the third operating portion 53b. With this configuration, the valve opening state can be reliably maintained.

FIG. 9 shows a liquid container 60 according to the third embodiment. The liquid container 60 is provided with an inner stopper 62 in which an outlet 70 is closed from above by a valve body 68 at an upper end opening of a container body 61, and the inner stopper 62 is provided with an inner stopper opening / closing device 63. is there. A cup 64 shown by a dashed line in the drawing has the same configuration as the second embodiment.

The inner plug 62 has substantially the same configuration as that of the first embodiment, and generally comprises an upper plug 65, a lower plug 66, a plug cap 67 and a valve 68. A cylindrical body 71 is attached to the upper plug body 65 on the lower surface of the partition plate portion 65a.
A biasing spring 72 for biasing the valve body 68 downward is attached between the valve body 1 and the valve body 68. The lower plug 66 is attached to the valve body 68 from the inner peripheral surface of the outlet 70 at the lower end thereof.
Is formed on the valve seat 66a. The valve body 68
A square pole-shaped valve stem 74 protrudes from the center of the valve body 73. In the upper part of the valve rod 74, a through hole 74a penetrating in the moving direction of a movable member 75 described later is provided, and an inclined surface 74b is provided on the upper surface of the through hole 74a.

The inner plug opening / closing device 63 includes a movable member 75 and an operation member 76 having the same configuration as that of the second embodiment. The movable member 75 has a cover 75a at one end and a receiving portion 75b at the other end. Further, as shown in FIG. 10, a concave insertion hole 75e is provided at a position of the movable member 75 corresponding to the valve rod 74 of the valve body 68, and the inwardly protruding portion 75f is used for the insertion hole 75e. Slope 7
4b is set to be pressed. The insertion hole 75e
Near the rib 6 provided on the partition plate portion 65a of the upper plug 65.
A positioning projection 75g is provided to abut against 5b.
Further, a step portion 75h is provided on the receiving portion 75b side of the movable member 75.
And an urging spring 76 for urging the movable member 75 leftward in FIG. 9 is provided between the step portion 75h and the inner peripheral surface of the upper plug body 65.

When the liquid container 60 is used, the operation section 76a of the operation member 76 is pushed up with the finger of the hand while holding the container body 61 with one hand. As a result, the operating portion 76b of the operating member 76 receives the receiving portion 75b of the movable member 75.
The movable member 75 presses the inclined surface 75c of the
Move to the right in the figure while shrinking 6. When the movable member 75 moves, the protruding portion 75f enters the through hole 74a of the valve rod 74 and presses the inclined surface 74b. Thereby, the valve body 68 rises while the urging spring 72 is contracted,
The outlet 70 is opened and the spout 69 is opened.

On the other hand, when closing the outlet 70,
By lowering the operation section 76a of the operation member 76,
The engagement between the upper end of the operating portion 76b of the operating member 76 and the locking surface 75d of the receiving portion 75b of the movable member 75 is released. Thereby, the movable member 75 moves to the left side in the drawing by the urging force of the urging spring 76, and the valve body 68 moves down by the urging force of the urging spring 72, thereby closing the inlet 69 and the outlet 70. .

FIG. 11 shows a modification of the liquid container 60 of the third embodiment. In this modification, a receiving portion 75 having an inclined surface 75c ′ that is inclined upward from the inner lower portion at the end of the movable member 75.
b ', and an operating portion 76b' having a locking projection 76c 'protruding outward from the upper end of the operating member 76.
Is provided. As shown by a dashed line in FIG. 11, the cup 64 'has a configuration in which the operation portion 76a of the operation member 76 is housed inside, and is completely covered by the outer peripheral portion of the cup 64'.

In this manner, the operating portion 76a of the operating member 76 is pulled down, whereby the locking projection 76
By pressing the inclined surface 75c 'of the receiving portion 75b' with c ', the movable member 75 is moved rightward in the horizontal direction, the valve body is moved via the movable member 75, and the outlet is opened. it can. In this state, the operating section 76 of the operating member 76 is
By pushing up a, the movable member 75 can be moved in the opposite horizontal direction to the left, and the valve 70 can be moved via the movable member 75 to close the outlet 70. When the glass 64 'is attached, the glass 6
Since the operation portion 76a of the operation member 76 is completely covered and concealed by the outer peripheral portion of the 4 ', the operation member 76 can be reliably set in a state where the operation member 76 cannot be operated when drinking water is not consumed. The above configuration can be applied as a modification of the liquid container of the second embodiment.

FIG. 12 shows a liquid container 80 according to the fourth embodiment. The liquid container 80 has an inner stopper 82 attached to the upper end opening of the container main body 81 so as to close the outlet 93 by moving the valve body in the horizontal direction, and the inner stopper 82 is attached to the inner stopper 82.
3 is provided.

In the present embodiment, the inner plug 82 comprises a stopper 85 and a stopper cap 86 in which an upper stopper and a lower stopper are integrally formed, and a valve body which is a component of the inner stopper will be described later. It is formed integrally with a movable member 95 that constitutes the inner cap opening and closing device 83.

A seal packing 88 is attached to the lower end of the plug body 85, and a partition wall 85a for forming a flow path 89 at a required interval is provided on one side.

The plug cap 86 is provided with a tubular part 90 on the lower surface of the side part, and its internal space is set so as to communicate with the flow path 89. The opening on the outer peripheral side of the cylindrical portion 90 is a spout 92 in a normally open state, and the other side is an outlet 93. Further, the stopper cap 86 has a partition wall 8 of the stopper body 85.
A support plate provided with a convex portion 86a for supporting the valve body portion 97 at a position opposed to 5a, and having a through hole for insertion at a position corresponding to a radial direction at a required distance from the convex portion 86a. 86b is provided.

The inner plug opening / closing device 83 includes a movable member 95 having a valve body integrally formed, and an operation member 96 having the same configuration as that of the second embodiment.

The movable member 95 is horizontally disposed between the stopper 85 and the stopper cap 86, and has a valve body 9 at one end.
7 and the other end is provided with a receiving portion 98 similar to that of the second embodiment.

A seal packing 98 is attached to the valve body 97 at the end on the outlet 93 side. A small-diameter portion 97a is provided on the receiving portion 98 side, and an urging spring 100 for urging toward the outlet 93 is attached between the step portion and the support plate 86b of the plug cap 86. . Note that reference numeral 101 in the figure is a seal ring.

In the liquid container 80 having the above-described structure, the operating portion 96a of the operating member 96 is pushed up, so that the operating portion 96b of the operating member 96 presses the inclined surface 98a of the receiving portion 98 of the movable member 95. The movable member 95 is the urging spring 10
It moves to the right in the figure against the urging force of zero. This allows
The valve body 97 at the end of the movable member 95 moves to the right side in the figure, and the packing 98 separates from the outlet 93 so that the outlet 9
3 is opened.

On the other hand, when closing the outlet 93, the operating part 96a of the operating member 96 and the movable member 95
Is released from the locking surface 98b of the receiving portion 98, and the movable member 95 is moved to the left in the drawing by the urging force of the urging spring 100. As a result, the valve body 97 of the movable member 95
Is pressed against the outlet 93 to close the valve.

FIG. 13 shows a liquid container 110 according to the fifth embodiment. The liquid container 110 is similar to the above embodiments,
Generally, container body 111, inner stopper 112, inner stopper opening and closing device 11
3 and a cup (not shown), and is particularly different from the above embodiments in that the mechanism of the inner plug opening / closing device 113 is different. Note that the container body 111 may have a configuration provided with the handle 8 shown in the first embodiment or a configuration not provided with the handle 8 shown in the second embodiment. In addition, inside plug 1
12 may have either a configuration in which the valve element is moved in the vertical direction as shown in the first to third embodiments, or a configuration in which the valve element is moved in the horizontal direction as shown in the fourth embodiment.

The inner plug opening / closing device 113 comprises a movable member 115 slidably mounted on the upper part of the inner plug 112 and an operation member 116 for moving the movable member 115.

As shown in FIG. 14, the movable member 115 is provided at its one end with a receiving portion 118 having a horizontal inclined plate 119 facing the outer peripheral portion of the container body 111. Stoppers 118 are provided on both side edges of the receiving portion 118.
a, 118a and the inclined plate 119
Click grooves 119b and 119 are provided on both sides of the slope 119a.
c are provided respectively.

FIG. 13 and FIG.
As shown in FIG. 5, an operating portion 116a is provided at a lower end portion, and a narrow operating portion 116b is provided at an upper end portion. The operating member 116 includes the operating unit 116.
a shaft portion 116c protrudes from the upper inner surface of the shaft portion 11a.
6c penetrates the shoulder 114 of the container body 111, and a washer 120 is attached to the container body 111 so as to be rotatable in the vertical direction with respect to the container body 111. Actuator 11
6b is disposed between the outer peripheral portion of the container body 111 and the inclined plate 119 of the receiving portion 118, and the inclined plate 11
The nine slopes 119a have a thickness that is substantially the same as the distance from the outer peripheral portion of the container body 111 that is farthest away.

When the liquid container 110 having the inner plug 112 provided with the inner plug opening / closing device 113 is used, the user operates the operating member 116 of the operating member 116 with the finger of the hand holding the container body 111. 116a is pressed in the circumferential direction along the outer periphery of the container body 111 to the right in FIG. As a result, the operation portion 116b of the operation member 116 is released from the engagement with the click groove 119b and moves to the left in FIG. 14, and presses the slope 119a of the inclined plate 119 of the movable member 115. The movable member 115 is provided with the inclined plate 119.
The inside of the inner plug 112 is slid in the radial direction along the inclined surface 119a, and the valve body of the inner plug 112 is moved and the outlet is opened in the same manner as in the above embodiments, and the operating portion 116b engages with the click groove 119c. The valve is kept open in the combined state.

On the other hand, when closing the outflow port, the operating portion 116a of the operating member 116 is pressed to the left in FIG. 15 so that the operating portion 116b and the click groove 119c provided on the inclined plate 119 of the movable member 115 are closed. Is disengaged. Thereby, the movable member 115 is moved by a required biasing spring provided in the inner plug 112, and the outlet is closed by the valve body.

FIG. 16 shows a liquid container 125 according to the sixth embodiment. The liquid container 125 is particularly different from the above-described embodiments in that an inner stopper 127 attached to an upper end opening of the container main body 126 is attached to an inner stopper opening / closing device 128 in which a movable member and an operation member are integrally formed. ing.

As in the case of the second embodiment, the inner plug 127 generally comprises a plug 130, a plug cap 131, and a valve 1
32, of which the stopper cap 131 is provided with a shaft 131a at a position distant from the center and a semicircular notch 131b forming a spout 133.

The inner plug opening / closing device 128 has a movable member constituting part 137 which functions as a movable member similar to that of each of the above embodiments.
And an operation member constituting section 138 serving as an operation member.

The movable member constituting section 137 is the same as that shown in FIG.
As shown in FIG.
It is formed in a substantially fan shape requiring a mounting hole 137a passing through 1a. A notch 137b corresponding to the notch 131b of the plug cap 131 is provided in the arc-shaped outer peripheral portion. A substantially triangular curved pressing portion 137c is provided between the outer peripheral portion and the mounting hole 137a at a position facing the valve rod 134 of the valve body 132.
As shown in FIG. 17B, a locking recess 137d is provided near the protruding end of the pressing portion 137c. The operating member forming section 138 extends downward from an end of the movable member forming section 137 opposite to the notch 137b, and has an operating section 138a at a lower end thereof. Note that FIG.
Reference numeral 139 denotes a washer for attaching and holding the inner plug opening / closing device 128.

When the liquid container 125 having the inner stopper 127 provided with the inner stopper opening / closing device 128 is used, the operation unit 138a is attached to the outer periphery of the container body 126 as in the fifth embodiment. Along the circumference. As a result, the movable member constituting portion 137 rotates around the shaft portion 131a of the plug cap 131 inside the inner plug 127, and the valve rod 134 of the valve body 132 is pressed downward by the pressing portion 137c, so that the inner plug 127 The outlet 135 is opened, and the notch 137b coincides with the spout 133 to open the spout 133. Then, the movable member constituting section 1
The locking recess 137d of the pressing portion 137c of the 37 and the valve body 132
Of the valve rod 134 is engaged, and the valve is kept open.

On the other hand, when the outlet 135 is closed, the operating section 138a of the operating member constituting section 138 is connected to the container body 1
By pressing in the opposite direction along the outer periphery of 26, the engagement between the locking recess 137d of the pressing portion 137c and the valve rod 134 of the valve body 132 is released. Thereby, the valve body 132
Is returned to the original state by the urging force of the urging spring, the outlet 135 is closed, and the notch 137b also moves.
As shown in FIG. 17, the closed part of the movable member constituting part 137 is located above the spout 133 to be in a closed state. Reference numeral 137e in the figure is a stopper with which the valve rod 134 comes into contact when the plug is closed.

The liquid container of the present invention is not limited to the above embodiment. For example, in the above-described embodiment, the operation member of the inner cap opening / closing device operates the operation unit in the up-down direction or the left-right direction, but may have an arbitrary structure such as a push type that pushes the container body from the outside. In addition, although the operation unit of the operation member is disposed so as to be located on the outer peripheral portion of the container body, it may be provided above the inner plug. That is, the operating portion of the operating member is configured so that the user can operate with the finger of the hand holding the container main body, and by attaching the cup to the container main body, the operation is covered by the cup and disabled. I just need. Further, in the above embodiment,
When the operating members 25, 53, 76, 96, and 138 are operated in the valve open state, the valve open state is maintained even when the hand is released. Alternatively, the valve may be closed.

[0079]

As is apparent from the above description, in the liquid container of the present invention, the operation part of the opening / closing device for the inner plug having the valve body for closing the outlet of the liquid container is provided on the side of the container body. Therefore, the user can open and close the valve body by holding the container main body with only one hand and operating the operation unit. Therefore, handling becomes convenient. In addition, since the operation unit of the inner plug opening / closing device becomes inoperable by attaching a cup to the liquid container, the valve does not open even if an external force is applied to the operation unit in this state.
Furthermore, since the operation unit becomes inoperable simply by attaching a cup instead of mounting a special lock mechanism on the inner stopper opening / closing device, the structure is simple and the liquid container itself does not become large, easily and easily. It can be implemented at low cost. If a handle extending in the axial direction is provided on the container body, and the operation portion of the inner cap opening / closing device is provided above the handle, handling becomes more convenient.

Further, the movable member is slidably held in a radial direction above the inner plug, and a first hook portion is provided at one end of the movable member to operate a rotatable L-shaped operating member. When the portion is operated downward, the operating portion of the operating member presses the first hook portion of the movable member outward to slide the movable member, or a receiving portion is provided at one end of the movable member, and the operating member is provided. When the operation unit is operated upward, the operation unit of the operation unit presses the inclined surface of the receiving portion of the movable member to slide the movable member, or has an inclined plate horizontally arranged at one end of the movable member. A receiving portion is provided, and the operating portion of the operating member is operated along the outer peripheral portion of the container body to press the slope of the inclined plate of the receiving portion to slide the movable member. The valve Moved at-touch can be opened and closed operation of the outlet to. Further, the movable member and the operating member are integrally formed, the movable member constituting portion is rotatably mounted on the inner plug, and the operating portion of the operating member is operated in the circumferential direction along the outer peripheral portion of the container body. By doing so, since the movable member constituting portion is configured to be rotated within the inner plug, the configuration of the inner plug opening and closing device can be simplified.

[Brief description of the drawings]

FIG. 1 is a sectional view showing a liquid container according to a first embodiment of the present invention.

FIG. 2 is a cross-sectional view showing a state where an inner plug of the liquid container of FIG. 1 is opened.

FIG. 3 is a sectional view of a liquid container according to a second embodiment.

FIG. 4 is a cross-sectional view showing a state where an inner plug of the liquid container of FIG. 3 is opened.

FIG. 5 is a cross-sectional view illustrating a guide structure of an operation member of the inner plug opening / closing device according to the second embodiment.

FIG. 6 is a sectional view showing a modification of FIG.

FIG. 7 is a sectional view showing a modification of FIG. 5;

FIG. 8 is a view showing a modification of the movable member and the operation member of the second embodiment.

FIG. 9 is a cross-sectional view illustrating a liquid container according to a third embodiment.

FIG. 10 is a plan view of a main part of FIG. 9;

FIG. 11 is a sectional view of a main part showing a modification of the liquid container of the third embodiment.

FIG. 12 is a cross-sectional view illustrating a liquid container according to a fourth embodiment.

FIG. 13 is a sectional view showing a liquid container according to a fifth embodiment.

14 is a sectional view taken along line XIV-XIV of FIG.

FIG. 15 is a front view of a main part of FIG.

FIG. 16 is a sectional view showing a liquid container according to a sixth embodiment.

FIG. 17A is a bottom view of the inner plug opening / closing device according to the sixth embodiment, and FIG. 17B is a sectional view of a main part of FIG.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Liquid container, 2 ... Container main body, 3 ... Inner stopper, 4 ... Inner stopper opening / closing device, 5 ... Cup, 5b ... Handle, 8 ... Handle, 11 ... Upper stopper, 12 ... Lower stopper, 14 ... Valve , 15 ... spout, 16 ...
Outlet, 24 ... movable member, 24d ... pressing part, 25 ... operating member, 25a ... operating part, 25b ... operating part, 41 ... stopper.

────────────────────────────────────────────────── ───

[Procedure amendment]

[Submission date] December 20, 1996

[Procedure amendment 1]

[Document name to be amended] Statement

[Correction target item name] 0051

[Correction method] Change

[Correction contents]

The inner plug 62 has substantially the same configuration as that of the first embodiment, and generally comprises an upper plug 65, a lower plug 66, a plug cap 67 and a valve 68. A cylindrical body 71 is attached to the upper plug body 65 on the lower surface of the partition plate portion 65a.
A biasing spring 72 for biasing the valve body 68 downward is attached between the valve body 1 and the valve body 68. The lower plug 66 is attached to the valve body 68 from the inner peripheral surface of the outlet 70 at the lower end thereof.
Is formed on the valve seat 66a. The valve body 68
Has a square pole-shaped valve stem 74 protruding from the center of a valve body 73 having a valve packing 73a on the outer peripheral edge. In the upper part of the valve rod 74, a through hole 74a penetrating in the moving direction of a movable member 75, which will be described later, is provided.
An inclined surface 74b is provided on the upper surface of 4a.

[Procedure amendment 2]

[Document name to be amended] Statement

[Correction target item name] Explanation of sign

[Correction method] Change

[Correction contents]

[Description of Signs] 1, 31, 60, 80, 110, 125: Liquid container 2, 32, 61, 81, 111, 126: Container body 3, 33, 62, 82, 112, 127: Inner stopper 4, 34 , 63, 83, 113, 128 ... Inner stopper opening / closing device 5, 35, 64, 64 '... Cup 5b ... Handle 8 ... Handle 11, 65 ... Upper stopper 12, 66 ... Lower stopper 14, 43, 68, 132 ... Valve 15,44,69,92,133 ... Inlet 16,45,70,93,135 ... Outlet 24,52,75,95,115 ... Movable member 24d, 52e, 137c ... Pressing part 25,53 , 76, 96, 116... Operating members 25a, 53a, 76a, 96a, 116a, 138a
... operation part 25b, 53b, 76b, 96b, 116b ... operation part 41, 85, 130 ... plug body 97 ... valve body part 137 ... movable member constituent part 138 ... operation member constituent part

[Procedure amendment 3]

[Document name to be amended] Drawing

[Correction target item name] Figure 3

[Correction method] Change

[Correction contents]

FIG. 3

[Procedure amendment 4]

[Document name to be amended] Drawing

[Correction target item name] Fig. 9

[Correction method] Change

[Correction contents]

FIG. 9

[Procedure amendment 5]

[Document name to be amended] Drawing

[Correction target item name] FIG.

[Correction method] Change

[Correction contents]

FIG.

Claims (11)

[Claims] 1. A liquid container comprising a cup attached to an upper portion of a container body and an inner plug having a valve body for opening and closing an outlet, wherein the valve is moved to the inner stopper to open and close the outlet. A movable member to be moved, and an inner plug opening / closing device including an operation member having a movable operation portion and moving the movable member by operating the operation portion from the outside, and the operation portion of the operation member has a container body. The user is disposed at a position where the user can operate with his / her finger, and the cup is attached to cover the operation unit of the operation member so that the operation cannot be performed, while the cup is removed to perform the operation. A liquid container, wherein an operation section of a member is operable. 2. An operation portion of the operation member is provided on an outer peripheral portion of the container main body, and a handle located on the operation portion of the operation member when the cup is attached to the container main body is provided on an outer peripheral portion of the cup. The liquid container according to claim 1, wherein the handle is covered with the handle. 3. The liquid container according to claim 1, wherein an operation portion of the operation member is provided on an outer peripheral portion of the container body, and the operation portion is covered by a lower end surface of the cup. 4. The liquid container according to claim 1, wherein an operation portion of the operation member is provided on an outer peripheral portion of the container body, and the operation portion is covered by an outer peripheral portion of the cup. 5. The container according to claim 1, wherein a handle extending in an axial direction is provided on an outer peripheral portion of the container main body, and an operation portion of the operation member is provided on the handle. A liquid container according to the item. 6. The movable member is mounted slidably in the radial direction on an upper part of the inner plug, and a first hook portion protruding downward is provided at one end of the movable member. An L-shaped operation section comprising an operation section located at the section and an operation section extending inside the first hooking section of the movable member, the operation member being rotatably attached to the container body, and the operation section being attached to the container body. The liquid container according to any one of claims 1 to 5, wherein the movable member is slid by pressing the first hook portion outward by rotating the operating portion by operating the actuator downward. 7. A second hook portion is provided at a predetermined interval inside the first hook portion of the movable member, and an operating portion of the operation member is extended between the first hook portion and the second hook portion. ,
7. The liquid container according to claim 6, wherein the operation portion of the operation member is operated upward to rotate the operation portion to press the second hook portion of the movable member inward to slide the movable member. . 8. The movable member is mounted slidably in a radial direction on an upper part of the inner plug, and a receiving portion having an inclined surface at one end of the movable member is projected downward, and the operation member is connected to the container body. By operating the operation section upward or downward by operating the operation section upward or downward, by operating the operation section located on the outer peripheral portion of the container body, comprising an operating portion that presses the inclined surface of the receiving portion, into an outer peripheral portion of the container body. The liquid container according to any one of claims 1 to 5, wherein the operating portion presses an inclined surface of a receiving portion of the movable member and slides the movable member outward along the inclined surface. 9. A movable member is slidably mounted on an inner plug at an upper portion thereof in a radial direction, and a receiving portion having an inclined plate horizontally disposed at one end of the movable member so as to face an outer peripheral portion of the container body. On the other hand, the operating member is pivoted on an outer peripheral portion of the container main body including an operating portion located on the outer peripheral portion of the container main body and an operating portion disposed between the inclined plate of the receiving portion and the outer peripheral portion of the container main body. Along with a shape substantially along the direction, a required position between the operating portion and the operating portion is rotatably mounted on the outer peripheral portion of the container main body, and the operating portion is arranged along the outer peripheral portion of the container main body. 2. A configuration in which the operating portion presses the inclined plate of the movable member by operating in the circumferential direction, and slides the movable member outward along the slope of the inclined plate.
A liquid container according to any one of claims 5 to 5. 10. The liquid container according to claim 1, wherein the movable member and the operation member constituting the inner cap opening / closing device are integrally formed. 11. The inner plug opening / closing device extends in the axial direction from a movable member constituting portion disposed horizontally above the inner stopper to an outer peripheral portion of the container body at an end of the movable member constituting portion. An operating member constituting part, wherein the movable member constituting part is rotatably mounted on the inner plug and an operating part is provided at a lower end of the operating member constituting part, and the operating part is provided on an outer peripheral part of the container body. The liquid container according to claim 10, wherein the movable member constituting section is rotated by operating the movable member constituting section in the circumferential direction.