JPH0141385Y2 - - Google Patents

Description

[Detailed description of the invention] The present invention relates to the structure of a liquid container such as a thermos flask, and includes a plug that tightly fits into a liquid supply port formed on a shoulder member at the top of the container body configured to store liquid inside. A valve body is provided in the body to form a liquid passage constituting a part of the pouring passage that communicates with the inside and outside of the container body, and to open and close the liquid passage; In a liquid container having a configuration provided with a flap for opening and closing the valve, the opening/closing mechanism of the valve body is simplified, the opening and closing operations of the valve body and the flap are linked, and the closed state of the stopper is easily established. The purpose is to enable confirmation.

In order to achieve such an object, the present invention provides the liquid container described above, in which the stopper is provided with a stopper opening operation lever that directly opens and closes the valve body that opens and closes the liquid passage inside the stopper. The operating end of the stopper operation lever is made to protrude outward from the stopper body so as to be located directly above the handle for tilting the container body, and the stopper operation lever and the flap are connected to each other so that the stopper operation lever and the flap are connected to each other when the valve body is opened by the stopper operation lever. It is characterized by a structure in which the opening/closing operation and the opening/closing operation of the flap are linked via an interlocking mechanism so that they are linked.

Hereinafter, a liquid container according to an embodiment of the present invention will be described with reference to the accompanying drawings.

In the following description, a thermos flask is used as an example, but it goes without saying that the present invention can also be applied to electric pots for heating and keeping warm, or liquid containers such as cold containers.

1 and 2, a first embodiment of the invention is shown. In the figure, numeral 1 is the container body;
Reference numeral 2 denotes an outer case made of sheet metal that constitutes the outer peripheral surface of the container body 1, 3 denotes a liquid container made of a vacuum double bottle that constitutes the inner peripheral surface of the container body 1, and 4 denotes a synthetic resin that constitutes the upper surface of the container body 1. It is a shoulder member made of

This container body 1 is for storing a liquid in a liquid container 3 and keeping it warm.

The shoulder member 4 includes a liquid supply port 6 leading into the liquid container 3 and a gutter-like liquid injection path 10 (connecting the inside and outside of the container body 1) from the liquid supply port 6 to the liquid injection port 8 at the tip of the beak 7. (forming part of a series of pouring passages 9 to be passed through) and a handle 11 on the side opposite the beak.

A shoulder cover 12 is attached to the upper surface of the shoulder member 4, and a screwed plug insertion hole 1 leading to the liquid supply port 6 is provided at the center of the shoulder member 4 and the shoulder cover 12.
3 is formed.

A plug 14 for closing the liquid supply port 6 is removably screwed into the plug insertion hole 13.

The plug body 14 is formed with an upper space 15 and a lower liquid passage 17 (constituting a part of the series of pouring passages 9), which is partitioned from the space 15 by a partition wall 16. has been done. The liquid passageway 17 is continuous with the liquid injection passageway 10 on the side of the shoulder member 4 to form a series of pouring passageways 9.

The inlet side opening 17a of the liquid passage 17 is connected to the valve body 1.
8, it can be opened and closed.

The valve stem 18a of the valve body 18 passes through a through hole 19 formed in the partition wall 16 and faces into the space 15, and is normally urged in the valve closing direction by a spring 20. There is. Reference numeral 21 is a spring receiver.

Further, inside the valve body space 15, there is a valve opening operating lever 22 for directly opening and closing the valve body 18.
is provided. The cap opening operation lever 22 is rotatably supported on a bearing 23 protruding from the beak side end on the lower surface of the cap top plate 14a, and its operating portion 22a is formed on the handle side surface of the cap body 14. The opening 27 is configured to protrude outward from the opening 27. The operating end 22a of the cap opening operating lever 22 is located directly above the handle 11 for tilting the main body, and can be easily operated with the thumb when grasping the handle 11. In addition, the opening operation lever 2
When the operating end 22a of the liquid supply port 6 is positioned directly above the handle 11, it is confirmed that the liquid supply port 6 has been completely closed by the stopper 14. In the opening operation lever 22, the upper end of the valve stem 18a of the valve body 18 is in contact with an intermediate position between the operation end 22a and the pivot portion, and the operation end 22a
By rotating the valve body 1 downward in an arc,
8 can be moved downward (that is, to open the valve).

On the other hand, the beak portion 7 of the shoulder member 4 is provided with a gutter-like cavity 32 that is separated from the liquid injection path 10 by a partition member 31 .

A flap 25 for opening and closing the liquid injection port 8 is pivotally mounted in the gutter-like cavity 32 so as to be able to rotate freely in an arc.

The flap 25 is formed in a V-shape and is constantly urged in the opening direction by a spring 33. This flap 25 includes a slider 28 that is slidably disposed behind the flap 33 in a gutter-like cavity 32, a plate-shaped intermediate member 29 that is disposed behind the slider 28, and a plate-shaped intermediate member 29 that is disposed behind the slider 28. The intermediate member 29 has a cam 30 which is in contact with the rear end of the cap opening operating lever 29 and is configured to allow the intermediate member 29 to move forward or backward in accordance with the arc rotation of the opening operating lever 22, and which integrally hangs from the opening operating lever 22. It is constituted by a lever-shaped linking part 22b provided.

In the case of this embodiment, when the operation end 22a of the valve opening operation lever 22 is rotated downward in an arc in the state shown in FIG. The cam 30 of the linking portion 22b enters the retractable state, the intermediate member 29 and the slider 28 slide to the right, and the flap 25 is opened by the biasing force of the spring 33 (see FIG. 2).

Next, the operation of the thermos flask shown in FIG. 1, which is a first embodiment of the present invention, will be explained with reference to FIG. 2.

In the state shown in FIG. 1, the valve body 18 is in a closed state, and the flap 25 is also in a closed state, making it impossible to dispense from the thermos bottle.

Therefore, grasp the handle 11 and lift the container body 1, and at the same time use your thumb to open the cap opening operation lever 22.
When the operating end 22a is rotated downward in an arc, the valve body 18 is pushed down and the liquid passage 1 is opened as shown in FIG.
The inlet side opening 17a of No. 7 is opened. At the same time, the cam 30 of the linking portion 22b of the opening operation lever 22 enters the retractable state, and the slider 28 and the intermediate member 29
slides to the right, and the flap 25 is opened by the biasing force of the spring 33 as shown in FIG.
Therefore, the thermos becomes ready for dispensing.

At this time, the rear end portion of the intermediate member 29 constituting a part of the interlocking mechanism 26 is connected to the interlocking portion 2 of the opening operation lever 22.
2b is engaged with the upper part of the cam 30, and the valve opening operation lever 22 is engaged with the upper part of the cam 30 of the valve body 18.
The engaged state is maintained by the biasing force of the spring 20 that is applied. Therefore, even if the thumb is removed from the operation end 22a of the valve opening operation lever 22, the valve body 18 and the flap 25
can be held open.

Note that in order to return the thermos bottle to the non-pourable state, when the operating end 22a of the opening operating lever 22 is forcibly pulled upward, the linking portion 22b cam 3
0 and the intermediate member 29 are disengaged, and the state shown in FIG. 1 is restored.

3 and 4, a second embodiment of the invention is shown. In this case, the opening operation lever 22
is pivotally supported at its middle part on the inner wall of the stopper 14 so as to be pivotable in an arc, and on the lower surface of the operating end 22a is an auxiliary member whose middle part is pivotably pivoted in an arc relative to the upper part of the handle 11. One end of the operating lever 35 is engaged. The front end of the valve opening operation lever 22 is connected to the valve body 1.
The other end of the second lever 35 is positioned directly above the handle 11 so that it can be pressed with the thumb when gripping the handle 11. . Therefore, when gripping the handle 11, by gripping the other end of the auxiliary operating lever 35, the operating end 22a of the cap-opening operating lever 22 is rotated upward in an arc, and the front end of the cap-opening operating lever 22 moves the valve body 18 downward (i.e., opens the valve)
I'm starting to be able to push myself. Furthermore, in the case of this embodiment, the opening operation lever 22 does not have a linking part, and the linking mechanism 26 has a slider 28 and
It is comprised of an intermediate member 36 that engages or disengages with the rear end and is fixed to the valve stem 18a.

In the case of this embodiment, when the end portion of the auxiliary operation lever 35 is grasped together with the handle 11 in the dispensing disabled state shown in FIG.
One end rotates upward in an arc to open the cap opening operation lever 22.
The operating end 22a of the valve opening operating lever 22 is pushed down by the front end of the valve opening operating lever 22 to open the valve, and at the same time, the intermediate member 36 moves downward and engages with the slider 28. is released, the slider 28 becomes free, and the flap 25 is opened by the biasing force of the spring 33 (see FIG. 4).

Next, the effects of the liquid container of the present invention will be listed below.

(1) A liquid passageway 17 that forms part of the pouring passageway 9 that communicates between the inside and outside of the container body 1 is attached to a stopper 14 that can be screwed on and removed from the shoulder member 4 on the top of the container body 1.
The liquid passage 17 can be opened and closed by the valve body 18, and the operation end 22a of the valve opening operating lever 22, which is to directly open and close the valve body 18, is connected directly to the handle 11 for tilting the main body. Since it faces the upper position, when gripping the handle 11 and lifting the container body 1 during liquid injection, the operation end 22
a can be operated, and the opening operation of the valve body 18 can be performed extremely easily while holding the handle 11.

(2) The opening operation lever 22 and the flap 25 for opening and closing the liquid injection port 8 of the pouring passage 9 are connected so that the opening/closing operation of the valve body 18 by the opening operation lever 22 and the opening/closing operation of the flap 25 are linked. , interlocking mechanism 2
6, the flap 25 is always in the open state when the valve body 18 is opened, making it very convenient to use.

(3) The stopper 14 can be screwed onto and removed from the shoulder member 4, and the operating end 22a of the stopper opening operation lever 22 provided on the stopper 14 is made to protrude outward from the stopper 14 to open the handle 11. The operating end 2 of the opening operating lever 22 is positioned so that it faces directly above.
Due to the positional relationship between the handle 2a and the handle 11, the plug body 14
It becomes possible to easily check whether the screwing is completed.

[Brief explanation of the drawing]

Figures 1 and 3 respectively show the first part of the present invention.
FIG. 2 and FIG. 4 are vertical sectional views of the upper part of the liquid container according to the second embodiment when not pouring, respectively, and FIGS. FIG. DESCRIPTION OF SYMBOLS 1... Container body, 4... Shoulder member, 6... Liquid supply port, 8... Liquid injection port, 9... Output passage, 11... Handle, 14... Stopper, 17... Liquid passageway , 18... Valve body, 22... Opening operating lever, 22a... Operating end, 25... Flap, 26... Interlocking mechanism.

Claims (1)

[Scope of utility model registration request] Container body 1 configured to contain liquid inside
A spouting passage that communicates between the inside and outside of the container body 1 is provided in a stopper 14 that has a handle 11 for tilting the container body on the side surface and can be screwed on and removed from the shoulder member 4 on the upper part of the container body 1. A valve body 18 is provided to form a liquid passageway 17 forming a part of the liquid passageway 9 and to open and close the liquid passageway 17, while a flap 25 for opening and closing the liquid inlet 8 of the pouring passageway 9 is provided. In the liquid container, the stopper 14 is provided with a stopper opening operation lever 22 that directly opens and closes the valve body 18, and the operation end 22a of the stopper operation lever 22 is made to protrude outward from the stopper 14. the handle 11, and the opening operation lever 22.
A liquid container characterized in that the opening/closing operation of the valve body 18 and the opening/closing operation of the flap 25 are linked via an interlocking mechanism 26 so as to communicate with each other.