JPH0132991Y2 - - Google Patents

Description

[Detailed description of the invention] (Industrial application field) The present invention enables liquid contained in a liquid container to be poured out to the outside through a series of liquid pouring passages using pressurized air from an air pump. This invention relates to a pump-type liquid container.

(Prior art) In conventional pump-type liquid containers of this type, a vertically long liquid pumping tube is inserted into the liquid container into a stopper for opening and closing a liquid supply opening formed in a shoulder member. It was necessary to remove both the stopper and the liquid pumping tube when refilling the liquid container. By the way, in a conventional pump-filling liquid container in which the stopper and liquid pumping tube must be removed every time liquid is replenished, handling is not only troublesome, but also the removed stopper and liquid There was a problem that sometimes it was difficult to find a place to put the pump pipe.

(Purpose of the invention) In view of the above-mentioned problems with conventional pump-type liquid containers, the present invention allows liquid replenishment work to be carried out without removing the stopper and liquid pumping pipe from the liquid container. In addition, if necessary, the liquid pumping pipe can be removed and cleaned, and even if the liquid pumping pipe is removable, the liquid pumping pipe should be The object of this invention is to provide a pump-injection type liquid container that has a simplified sealing member at the mounting portion and also has good sealing performance.

(Structure of the device) The present device blows pressurized air from an air pump into the liquid container in the liquid container main body, and uses the pressurized air to drain the liquid in the liquid container to the outside through a series of liquid pouring passages. In a pump-filling type liquid container capable of dispensing, the shoulder member of the liquid container main body includes a liquid supply port at an opening of the shoulder member, and the liquid is inserted into the liquid container and forms a part of the liquid pouring passage. A pumping pipe attachment member to which the pumping pipe is attached is detachably attached, and an annular packing is provided on the lid side to close the mouth edge of the shoulder member opening radially outward from the outer periphery of the pumping pipe mounting member when the lid is closed. It is characterized by

(Function) According to the present invention, since the pumping pipe mounting member equipped with the liquid supply port and having the liquid pumping pipe attached is detachably attached to the opening of the shoulder member, the pumping pipe can be removed when necessary such as during cleaning. The mounting member can be removed. or,
Since the stopper for opening and closing the liquid supply port is provided on the lid side, the liquid supply port is opened and closed at the same time as the lid is opened and closed. Furthermore, the annular packing provided on the lid side closes the rim of the shoulder member opening radially outward from the outer periphery of the pumping pipe mounting member, so there is a seal between the pumping pipe mounting member and the shoulder member opening. becomes unnecessary.

(Embodiments) To explain some embodiments of the present invention shown in Figs. 1 to 4, Figs. 1 and 2 show the first embodiment of the invention, and Figs. 1A and 1B illustrate pump-injected liquid containers according to second and third embodiments of the present invention, respectively.

The pump injection type liquid container of the first embodiment shown in FIGS. 1 and 2 has a liquid container 5 housed in an outer case 4, and an annular shoulder member 6 placed and fixed on the upper part of the outer case 4. A liquid container main body 1 consisting of a liquid container body 1, a lid unit 2 comprising a bellows type air pump 9 housed in a lid body 3, and a series of liquid pouring passages 10 for guiding the liquid in the liquid container 5 to the outside. It is configured with.

The lid unit 2 is pivotally attached to the rear side of the upper part of the liquid container main body 1 by a hinge 20, and is adapted to open and close the upper part of the liquid container main body 1.

The liquid container 5 is made of glass or stainless steel and has a vacuum double wall structure.

An opening 7 having a relatively large opening area and communicating with the upper opening 5a of the liquid container 5 is formed approximately in the center of the shoulder member 6.

The opening 7 of the shoulder member 6 is provided with a liquid supply port 23 for liquid replenishment having a relatively large opening area, and a pumping pipe mounting member 22 to which a vertically elongated liquid pumping pipe 11 inserted into the liquid container 5 is attached. is attached removably. The liquid pumping pipe 11 is attached to the front side (opposite the hinge side) of the pumping pipe mounting member 22. or,
The liquid supply port 23 also serves as a part of an air blowing passage for blowing pressurized air from the air pump 9 into the liquid container 5, as will be described later.

An outward flange 25 is formed at the upper part of this pumping pipe attachment member 22. This pumping pipe attachment member 22 is detachably attached by simply placing the outward flange 25 on the recessed step 42 formed on the opening edge 7a of the shoulder member 6 without using a packing. has been done.

A plug 21 is provided on the lid unit 2 side to shut off the inside of the liquid container 5 from outside air when the lid is closed.
In this embodiment, the plug 21 is formed by bulging a part of the bottom plate 9a of the air pump 9 downward. Further, this stopper 21 is provided with an annular packing 29 that closes the mouth edge 7a of the shoulder member opening 7 on the radially outer side of the outward flange 25 of the pumping pipe attachment member 22 when the lid is closed. Therefore, when the lid is closed, the annular packing 29 closes the mouth edge 7a of the shoulder member opening 7 on the outside of the pumping pipe attachment member 22, so that the pumping pipe mounting member 22 is not connected to the shoulder member opening 7. Even if it is detachable,
There is no need to provide a sealing member between the pumping pipe attachment member 22 and the shoulder member opening 7.

The inside of this stopper 21 is a hollow space, and the space inside the stopper is an air blowing passage 16 that communicates between the air pump 9 and the inside of the liquid container 5 (communicates with the inside of the liquid supply port 23).
becomes.

A liquid spouting pipe 13 is attached to the plug 21 and extends laterally on the opposite side from the hinge.

The liquid pumping tube 11 and the liquid pouring tube 13 communicate with each other via an intermediate liquid passage 12 in a connecting tube packing 44 formed on the pumping tube mounting member 22 when the lid is closed.

Below the tip discharge port 13a of the liquid spouting pipe 13 is a lower end opening 14a located at an external middle stage of the liquid container body 1.
A spouting supply pipe 14 having a diameter is connected to the spouting supply pipe 14. still,
The liquid pumping pipe 11, the intermediate liquid passage 12 in the connecting pipe packing 44, the liquid spouting pipe 13, and the spouting supply pipe 1
4 constitute a series of liquid pouring passages 10.

In addition, in FIG. 1, the reference numeral 33 indicates the air pump 9.
34 indicates a lid locking member.

In the pump liquid container of the first embodiment, when the pump operation plate 33 is pressed, pressurized air from the air pump 9 passes through the air blowing passage 16 to the liquid container 5.
The pressurized air blows into the liquid container 5.
The liquid inside can be poured out from the tip opening 14a through a series of liquid pouring passages 10. Furthermore, when replenishing liquid into the liquid container 5, when the lid unit 2 is opened, the liquid supply port 23 formed in the pumping pipe attachment member 22 is opened as shown in FIG. (In other words, the pumping pipe mounting member 22
You can replenish fluids (while wearing the device). In addition, when replenishing liquid, the stopper 21 and the liquid spouting pipe 13 are moved upward together with the lid unit 2, and the pumping pipe attachment member 22 and the liquid pumping pipe 11 are left as they are on the liquid container main body 1 side, so they are There is no need to worry about where to place the members (stopper 21, liquid spouting pipe 13, pumping pipe attachment member 22, and liquid pumping pipe 11). Furthermore, when cleaning the liquid pumping pipe 11 or draining all the remaining liquid in the liquid container 5, the pumping pipe mounting member 22 and the liquid pumping pipe 11 can be pulled out, and the cleaning work or the remaining liquid draining work can be done easily. It can be done easily.

The second and third embodiments shown in FIGS. 3 and 4 respectively show other structural examples for removably fixing the pumping pipe attachment member 22 to the lip 7a of the shoulder member opening 7. .

In the second embodiment shown in FIG. 3, an annular packing 30 having a U-shaped cross section is attached to the lower surface of an annular flange 25 formed on the upper part of the pumping pipe attachment member 22, and the elasticity of the U-shaped section of the annular packing 30 is utilized. By pinching the mouth edge 7a of the shoulder member opening 7, the pumping pipe attachment member 22 is removably fixed.

In the third embodiment shown in FIG. 4, the side periphery of the annular packing 30 attached to the lower surface of the annular flange 25 of the pumping pipe attachment member 22 is press-fitted into the inner surface of the mouth edge 7a of the shoulder member opening 7. A pumping pipe attachment member 22 is detachably fixed.

As in each embodiment shown in FIG. 3 or FIG. 4, when an annular packing 30 is interposed between the lower surface of the annular flange 25 of the pumping pipe attachment member 22 and the mouth edge 7a of the shoulder member opening 7, the pumping pipe There is an effect that the mounting member 22 is less likely to wobble at the edge of the shoulder member opening, and the mounting state thereof is stabilized. In each of the embodiments shown in FIGS. 3 and 4, the annular packing 29 (FIG. 1) on the stopper 21 side is connected to the pumping pipe attachment member 22.
It comes into contact with the upper surface of the mouth edge 7a of the shoulder member opening 7 on the outside of the annular flange 25 of the shoulder member opening 7.

(Effects of the invention) The pump injection type liquid container of the invention has the following effects.

(1) A pumping pipe attachment member 2 having a liquid supply port 23 in the opening 7 of the shoulder member 6 and having a liquid pumping pipe 11 attached thereto.
2 is removably attached, so when replenishing liquid, just open the lid 2 (pumping pipe mounting member 2
2 and the liquid pumping tube can be supplied from the liquid supply port 23 without removing it (without removing it), making the liquid supply operation easy, and also attaching the pumping tube mounting member 22 and the liquid pumping tube as necessary. By removing 11, the liquid pumping pipe 11 can be cleaned or residual liquid can be easily discharged.

(2) The annular packing 29 provided on the lid 2 side is designed to close the mouth edge 7a of the shoulder member opening 7 on the radially outer side of the outer periphery of the pump pipe attachment member 22 when the lid is closed. Even if the pumping pipe attachment member 22 is configured to be detachable, a single sealing material can achieve sealing between the inside of the liquid container 5 and the outside air, which simplifies the sealing structure. Since the annular packing 29 contacts a stationary part (the lip 7a of the shoulder opening), its sealing performance is improved compared to when it contacts a movable part (for example, the upper surface of the pumping pipe attachment member 22).

[Brief explanation of the drawing]

FIG. 1 is a cross-sectional view of the upper half of the pump-injection type liquid container according to the first embodiment of the present invention, and FIG. 2 is a partial vertical cross-section showing the pump-injection type liquid container of FIG. 1 in an open state. Figures 3 and 4 are the second figures of the present invention, respectively.
and FIG. 7 is a partial longitudinal cross-sectional view of a pump-injection type liquid container according to a third embodiment. 1...liquid container body, 2...lid unit, 3...
... Lid body, 4 ... Outer case, 5 ... Liquid container, 6 ...
Shoulder member, 7... Shoulder member opening, 7a... Mouth rim, 9...
...Air pump, 10...Liquid pouring passage, 11...
...Liquid pumping pipe, 13...Liquid pouring pipe, 21...
Plug, 22... pumping pipe mounting member, 23... liquid supply port,
29...Annular patchkin.

Claims (1)

[Scope of utility model registration request] An air pump 9 is installed inside the liquid container 5 of the liquid container main body 1.
A pump-filling type liquid container that blows pressurized air into the liquid container 5 and uses the pressurized air to pour out the liquid in the liquid container 5 to the outside through a series of liquid pouring passages 10. Shoulder member 6 of container body 1
A pumping pipe attachment member 22 having a liquid pumping pipe 11 having a liquid supply port 23 and forming a part of the liquid pouring passage 10 inserted into the liquid container 5 attached to the opening 7 thereof.
is detachably attached thereto, and an annular gasket 29 is provided on the lid 2 side to close the mouth edge 7a of the shoulder member opening 7 on the radially outer side of the outer periphery of the pumping pipe attachment member 22 when the lid is closed. Pump type liquid container.