JPH044667Y2 - - Google Patents

Description

[Detailed description of the invention] [Industrial application field] This invention has at least a discharge pipe and a discharge pipe cover, and the liquid contained in the container body is discharged from the discharge pipe through a liquid conduit using compressed air. This invention relates to a structure for attaching and detaching a discharge pipe in an air pot.

[Conventional technology]

Conventionally, as a structure for attaching and detaching a discharge pipe in this type of air pot, a structure as shown in FIG. 8 is known. In this case, a generally L-shaped discharge pipe cover A having an opening B at the top and a bottom plate C at the bottom is provided separately from the lower mouth member D, and the lower end of the bottom plate C is connected to the container body E.
At the same time, a fitting hole F is formed in a part of the bottom plate C, and a discharge pipe G having a discharge port H is forcefully fitted into this fitting hole F, and the content liquid from the spout pipe J is poured. It passes through a discharge pipe G and is discharged from a discharge port H.

[The problem that the idea aims to solve]

However, according to the above-mentioned conventional example, (a) It is not easy to remove the discharge pipe G from the bottom plate C of the discharge pipe cover A, and it is troublesome, so cleaning and replacing the discharge pipe G is troublesome.

(b) The inside of the discharge pipe cover A is not thoroughly cleaned.

(c) Since the bottom plate C is formed at the bottom of the discharge pipe cover A, even if you try to integrally mold the upper part of the discharge pipe cover A with the lower mouth member 5, the mold will not come out, so both A and D cannot be integrally molded.

There were other problems. This invention aims to provide a solution that solves these problems.

[Means to solve the problem]

In order to achieve the above object, this invention provides a discharge pipe in an air pot, which has at least a discharge pipe and a discharge pipe cover, and discharges the liquid inside the container body from the discharge pipe via a discharge passage using compressed air. In the attachment/detachment structure, the lower part of the discharge pipe cover is open, and the discharge pipe can be put in and taken out from the lower opening, and the discharge pipe is integrally formed with a lower plate that also serves as a bottom plate of the discharge pipe cover. An engaging portion is formed on the lower plate, and the engaging portion of the lower plate is removably engaged with at least the engaged portion of the outer case of the outer case and the discharge pipe cover, and the discharge pipe is connected to the container body. It is detachably provided.

The shape and material of the lower plate integrally formed with the discharge pipe can be designed as appropriate. This lower plate is preferably made of an elastic material such as plastic or stainless steel, and preferably has an operating section that can be operated by a human hand from the outside.

The discharge pipe cover can be formed integrally with the lower mouth member, but it can also be formed separately.

[Effect]

Attach the discharge pipe cover to the container body. To attach the discharge pipe in this state, the bottom plate is elastically deformed slightly inward to reduce its size, and then its engaging portion is engaged with the outer case or the engaged portion of the outer case and the discharge pipe cover. At this time, the bottom plate closes the lower opening of the discharge pipe cover and also serves as the bottom plate of the discharge pipe cover.

When removing the discharge pipe in the above state from the discharge pipe cover and the container main body, grasp the bottom plate in a suitable place, for example, the operating part, and elastically deform the bottom plate slightly inward to reduce the size. This is done by disengaging from the

[First Embodiment] A first embodiment of this invention will be described below with reference to FIG.

(1) is the main body of the air pot. The container body 1 is arranged in an annular manner between an outer case 2, an inner bottle 3, an inner stopper 4 fitted into the upper opening of the inner bottle 3, and an upper end of the outer case 2 and an upper end of the inner stopper 4. It consists of a fixed lower mouth member 5 and the like.

A discharge pipe cover 6 having an opening 6a at the lower part is integrally formed in the front part of the lower mouth member 5, and a discharge pipe 7 is attached to the lower opening 6a so that it can be taken in and taken out from below. A lower plate 8 that also serves as the bottom plate of the discharge pipe cover 6 is integrally formed on the discharge pipe 7 by injection molding or the like, and an engaging portion 9 is formed on the outer periphery of the lower plate 8.
is formed.

An engaged portion 10 is formed at a suitable position facing the opening 6a of the discharge pipe cover 6 of the exterior case 2, and the engaging portion 9 of the lower plate 8 is removably engaged with the engaged portion 10. , a discharge pipe 7 is detachably attached to the container body 1.

The lower plate 8 of the discharge pipe 7 is made of an elastic material such as plastic or thin stainless steel, and is integrally formed with an operating part 8a that can be operated from the outside. 2, the operating portion 8a is grasped by hand and pulled downward, and the lower plate 8 is elastically deformed to release the engagement between the engaging portion 9 and the engaged portion 10. be.

The discharge pipe 7 communicates with the pouring pipe 20 and the pumping pipe 21 facing inside the medium bottle 3.

The lower opening member 5 is covered with a lid unit 30. This lid unit 30 has its rear part pivotally connected with a hinge 31 so as to be able to rotate freely in an arc, and has an air pump 33 installed inside its empty space 32.
By pressing 3 with the pressing body 34, the compressed air is sent into the medium bottle 3, and the liquid content is discharged from the discharge port 7a of the discharge pipe 7 via the discharge passage 20a of the discharge pipe 20 from the pumping pipe 21. It's like this. 35 is a handle.

Note that the internal structure of the container body 1 and the lid unit 30
The specific structure of is not limited to that shown in the drawings, but is arbitrary.

[Second Embodiment] FIG. 2 shows a second embodiment. In this case, on the outer periphery of a lower plate 8 integrally formed with the discharge pipe 7, in addition to an engaging part 9 that engages and disengages with the engaged part 10 of the outer case 2, an engaged part 11 of the discharge pipe cover 6 is provided. This embodiment is significantly different from the first embodiment in that an engaging portion 9a that engages and disengages is formed, and the other configurations are substantially the same.

[Third Embodiment] FIGS. 3 to 5 show a third embodiment. As in the second embodiment, engaged parts 10 and 11 are formed on both the discharge pipe cover 6 and the container body 1, and the engaged parts 10 and 11 are engaged with the outer periphery of the lower plate 8 formed integrally with the discharge pipe 7. They are common in that they form parts 9, 9a, but their engaging parts 9, 9a and engaged parts 10, 1
1 has a different structure.

That is, the container body 1 is formed with engaged parts 10, 10 consisting of holes or recesses, and the lower plate 8 is provided with claw-shaped engaging parts 9, 9, so that the engaged parts 1 are formed.
0 and 10 with the engaging portions 9 and 9. On the other hand, an engaged portion 11 consisting of a through hole is provided on the front surface of the discharge pipe cover 6.
At the same time, a push button-shaped engaging part 9a (also the operating part 8a) is provided on the outer periphery of the lower plate 8 so as to engage the engaging part 9a with the engaged part 11. There is. To remove the discharge pipe 7 from the discharge pipe cover 6 and the container body 1, use the engaging part 9a (operating part 8
a) can be removed by pressing.

The engaged portion 10 is formed on the side of the discharge pipe cover 6, and the engaging portion 9a (operating portion 8a) is correspondingly formed on the side of the lower plate 8. It is also possible to enable the operating part 8a) to be pressed from the side. 15 is a reinforcing rib.

[Fourth Embodiment] FIGS. 6 and 7 show a fourth embodiment. In this case, the engaged part 10 on the container body 1 side and the engaging part on the lower plate 8 are the same as in the third embodiment, but the engaged part 11 on the discharge pipe cover 6 side and the engaged part 9a, an operating part 8a is integrally suspended below the engaging part 9a, and the discharge pipe 7 can be removed by pushing the operating part 8a from the outside to the inside.

That is, the engaging part 9a is formed to face the discharge pipe cover 6, and the engaged part 11 formed inside the discharge pipe cover 6 is removably engaged with the engaging part 9a. The same reference numerals as in FIGS. 3 and 5 indicate the same structure.

[Effect of idea]

This idea has an opening at the bottom of the discharge pipe cover.
While the discharge pipe can be put in and taken out from the lower opening, the discharge pipe is integrally formed with a lower plate that also serves as the bottom plate of the discharge pipe cover, and an engaging portion is formed on the lower plate, so that the lower plate can be engaged with the lower plate. Since the part is detachably engaged with at least the engaged part of the outer case of the outer case and the discharge pipe cover, and the discharge pipe is detachably attached to the container body, the following effects are achieved. That is, (1) Since the discharge pipe is integrally formed with a lower plate that also serves as the bottom plate of the discharge pipe cover, and the two members of the discharge pipe and the lower plate are one unit, the discharge pipe can be connected to the container body and the discharge pipe cover. Just put it on between the
The lower plate of the discharge pipe also serves as the bottom plate of the discharge pipe cover.
There is no need to attach the lower plate one by one.

In addition, since the discharge pipe and the lower plate can be removed together from between the container body and the discharge pipe cover,
Both the discharge pipe and the discharge pipe cover can be easily cleaned from every corner, and the discharge pipe can also be easily replaced.

(2) Since the engaging portion of the lower plate of the discharge pipe is removably engaged with at least the engaged portion of the outer case 2 and the discharge pipe cover, a special engaging means is required. is unnecessary.

(3) In view of the above structure, this invention can solve the drawback that even if the discharge pipe cover is formed integrally with the lower mouth member, it cannot be implemented without the mold falling out as in the conventional example.

(4) The lower plate of the discharge pipe is made of an elastic material, and an operating part that can be operated from the outside is formed.
The discharge pipe can be attached and detached extremely easily.

[Brief explanation of the drawing]

FIG. 1 is a side longitudinal sectional view of the first embodiment, FIG. 2 is a side longitudinal sectional view of the second embodiment, FIG. 3 is a side longitudinal sectional view of the third embodiment, and FIG. 4 is a side longitudinal sectional view of the third embodiment. A front view, FIG. 5 is a bottom view of FIG. 3, FIG. 6 is a side vertical sectional view of the fourth embodiment, FIG. 7 is a bottom view of a part of FIG. 6, and FIG. 8 is a side view of the conventional example. FIG. DESCRIPTION OF SYMBOLS 1... Container body, 2... Exterior case, 5... Lower mouth member, 6... Discharge pipe cover, 6a... Opening, 7
...Discharge pipe, 8...Lower plate, 8a...Operation section, 9,
9a... Engaging portion, 10, 11... Engaged portion.

Claims (1)

[Claims for Utility Model Registration] (1) An air pot that has at least a discharge pipe 7 and a discharge pipe cover 6, and is configured to discharge the liquid inside the container body 1 from the discharge pipe 7 via a discharge passage using compressed air. In the discharge pipe attachment/detachment structure, the lower part of the discharge pipe cover 6 has an opening 6a,
While the discharge pipe 7 can be put in and taken out from the lower opening 6a, the discharge pipe 7 is integrally formed with a lower plate 8 which also serves as the bottom plate of the discharge pipe cover 6, and the lower plate 8 has engaging parts 9, 9a. The engaging portion 9 of the lower plate 8 is removably engaged with at least the engaged portion 10 of the outer case 2 and the discharge pipe cover 6, and the discharge pipe 7 is connected to the container body 1. A structure for attaching and detaching a discharge pipe in an air pot, characterized in that the discharge pipe is detachably attached to the air pot. (2) The attachment/detachment structure for the discharge tube in an air pot as set forth in claim (1), wherein the lower plate 8 of the discharge tube 7 is made of an elastic material and has an operating portion 8a that can be operated from the outside. (3) The discharge pipe attachment/detachment structure for an air pot according to claim (1) or (2), wherein the discharge pipe cover 6 is integrally formed with the lower mouth member 5.