JPS5827725Y2 - air pot - Google Patents

Description

[Detailed Description of the Invention] The present invention relates to a so-called air pot in which pressurized air from an air pump is blown into a medium bottle, and the liquid in the medium bottle is pushed out by the pressurized air.

In conventional general air pots, the lid housing the air pump and the plug that closes the bottle mouth communication hole are formed separately, and the opening/closing operations of the lid and the attachment/detachment of the plug are performed separately. Therefore, the lid must be opened to attach or remove the stopper, and opening and closing the lid is troublesome.

In addition, with air pots, dust and bacteria in the air are blown into the air pump, and if used for a long period of time, a large amount of dust and bacteria may adhere to the inner wall of the pump. , the air pump used in traditional air pots.

Since the openings such as the suction port or the discharge port are small and the inside of the pump is closed, it is difficult to clean the inside of the pump, and there is still room for further improvement in terms of hygiene.

The present invention was devised in view of the problems of conventional air pots as described above, and the lid body containing the air pump and the stopper body are mutually removable, and they are integrated into a stopper unit. and the stopper unit is connected to the stopper unit.
By removably fitting the bottle into the communication hole formed in the main body, it is easy to close the frame, and by forming large-diameter openings on the lid and the bottom of the air pump, the inside of the air pump can be easily closed. The object of the present invention is to provide an air pot that can be easily cleaned.

Hereinafter, the air pot of the present invention will be explained based on the illustrated embodiment. The air pot of the embodiment shown in FIGS. It is composed of a plug unit 2 that is detachably fitted into the body, and is particularly used for portable use.

The pot body 1 is constructed by accommodating an inner bottle 4 made of a vacuum double bottle in an outer case 3, and further mounting and fixing a dish-shaped lower mouth member 5 on the upper part of the inner bottle 4.

A bottle mouth communication hole 6 communicating with the bottle mouth 4a of the medium bottle 4 is formed in the center of the lower mouth member 5.

Furthermore, a female thread 6a for screwing in and out the stopper unit 2 is carved on the inner surface of the bottle mouth communication hole 6.

The stopper unit 2 includes a stopper body 7 formed by attaching an inner bottle pipe 12 serving as a liquid pumping pipe and an outer bottle pipe 13 serving as a liquid pouring pipe to a stopper body 11, and an air pump 9 housed inside the lid main body 24. The plug body 7 and the lid body 8 are separably integrated by screw connection.

The plug body 11 of the plug body 7 is formed into a bottomed cylindrical shape with an opening at the top (reference numeral 19), and the inside of the plug body 11 is a hollow space 1.
It is 4.

This stopper body 11 has a water passage 1 formed inside the stopper main body by an inner bottle tube 12 extending downward and an outer bottle tube 13 extending laterally.
They are connected in communication via 8.

Note that the bottle inner tube 12. A series of liquid passages 40 are constituted by the in-stopper water passage 18 and the outer bottle tube 13.

A large-diameter opening 19 is formed above the plug body 11, and the inner peripheral surface of the opening 19 (inner peripheral surface of the upper end of the plug body)
A female thread 20 is engraved in the holder.

The female screw 20 is screwed into a male screw 30 on the outer periphery of the lower end of the lid, which will be described later.

A step portion 15 having a smaller diameter inward is formed at the bottom of the stopper body 11, and a male thread 16a is carved on the outer surface of the small diameter portion 16 below the step portion 15.

This male screw 16a is screwed into a female screw 6a carved on the inner surface of the bottle mouth communication hole 6.

Further, a sealing material 21 is provided around the lower surface of the stepped portion 15 of the stopper body 11.

This sealing material 21 is for airtightly closing the opening of the bottle mouth communication hole 6 when the stopper unit 2 is attached.

Air holes 23 are formed in the bottom plate 22 of the plug body 11.

A heat insulating material 41 made of a molded product such as styrofoam is removably accommodated in the internal space 14 of the stopper body 11 .

Also, this heat insulating material 41 has grooves 1 extending over its side and bottom surfaces.
7 is formed.

This groove 17 communicates with the air hole 23 of the bottom plate 22 of the stopper body, and the groove 17 serves as an air passage through which pressurized air from the air pump 9 is blown into the medium bottle 4.

The heat insulating material 41 is put in and taken out from the upper opening 19 of the stopper body 11, and when the heat insulating material 41 is removed from the stopper body 11, the heat insulating material 41 and the space 14 in the stopper main body 11 can be cleaned. It has become.

The lid body 8 is constructed by accommodating a bellows-type air pump 9 inside a lid main body 24 that has a large-diameter opening 29 formed below.

An inward step 27 is formed at the lower part of the lid body 24, and an annular hanging wall 28 is integrally formed on the inner circumference of the step 27 so as to extend downward.

A male screw 30 is cut into the outer circumferential surface of the hanging wall 28 and can be screwed into a female screw 20 formed on the inner surface of the upper opening 19 of the plug body 11.

Further, the lower end of this hanging wall 28 forms an opening 29 with a large diameter.

A hole 26 is formed in the upper plate 25 of the lid body 24 at approximately the center thereof to expose the pump operating portion 33a.

An air pump 9 is housed between the upper surface of the stepped portion 27 of the lid body 24 and the lower surface of the upper plate 25.

The bottom plate 31 of the air pump 9 is airtightly placed on the upper surface of the step 27 of the lid main body.

The air pump 9 is formed by connecting an annular bellows 32 between a bottom plate 31 having a large-diameter discharge port 35 and a top plate 33 having an upwardly projecting central portion.

A spring 36 for pump extension is interposed between the pump bottom plate 31 and the pump top plate 33.

The upper protrusion 33 a of the pump top plate 33 is the lid main body upper plate 25
It projects upward from a hole 26 formed in the hole 26, and the projecting portion 33a serves as a pump operating portion.

A small hole 34 serving as a suction port is provided on the upper surface of the pump operating part 33a.
is formed.

When operating the air pump, the suction port 34 (small hole) is pressed with a finger to close it (when it is closed) or when it is expanded to open it (when it is inflated).

The plug body 7 and the lid body 8 are integrally connected by screwing together the female screw 20 at the upper end of the plug body and the male screw 30 at the lower end of the lid body, with the two being airtight.

In this embodiment, the plug body 7 and the lid body 8 are screwed together, but any suitable structure may be used as long as the plug body 7 and the lid body 8 are separable and airtightly connected. can be adopted.

Furthermore, the means for fitting the stopper unit 2 into the bottle mouth communication hole 6 may also be a simple insertion type instead of the screwing type shown.

Next, to explain how to use the air pot shown in the figure, when the pump operating part 33a is pressed, the air pump 9 contracts and the pressurized air passes through the air passage 17 in the plug and enters the air hole 23.
The liquid W in the medium bottle passes through a series of liquid passages 40 and is poured out from the spout by the pressurized air.

Note that when pressing the air pump 9, the suction port 34 is covered with a finger, and when the finger is released when the press is finished, the suction port 34 opens and the air pump 9 extends.

When pouring liquid into the medium bottle 4, the entire stopper unit 2 is removed from the bottle mouth communication hole 6.

When cleaning the inside of the air pump 9, the plug body 7 and the lid body 8 are
By screwing and separating them, a large diameter opening 29 at the lower end of the lid body 8
The large-diameter discharge port 35 of the pump bottom plate 31 can be cleaned by washing with water or the like.

Note that when cleaning the air passage 17 in the plug body 7, by removing the heat insulating material 41 from the plug body 11, the internal space 14 of the plug body 11 and the heat insulating material 41 can be cleaned.

Next, to explain the effects of the present invention, the air pot of the present invention has the following effects.

(1) The stopper unit 2 is made up of a stopper unit 2 which is made up of a stopper body 7, in which the bottle inner tube 12 and the bottle outer tube 13 are attached in a communicating state, and a cover body 8, which accommodates an air pump 9 therein, which are integrally and separably connected to each other. ~ Since it is configured to be removably fitted into the bottle spout communication hole 6 formed in the upper part of the main body 1, the entire stopper unit 2 is removed when pouring liquid into the medium bottle 4 or draining the remaining liquid in the bottle. The bottle mouth communication hole 6 can be opened and closed with just one operation of attaching and detaching the bottle.
The frame-to-frame closing operation becomes easier.

(2) The plug body 7 and the lid body 8 are separably connected, and the joint portion of the plug body 7 and the lid body 8 has a large opening 19.2, respectively.
9, and the discharge port 35 formed in the bottom plate 31 of the air pump 9 housed in the lid body 8 is also formed with a large diameter, so that the air inside the air pump 9 and the plug body 7 is The passage 17 etc. can be easily cleaned as needed, and the air pot can be used hygienically.

[Brief explanation of the drawing]

FIG. 1 is a longitudinal sectional view of an air pot according to an embodiment of the present invention, and FIG. 2 is an exploded half sectional view of the air pot of FIG. 1... Pot body, 2... Stopper unit, 4... Medium bottle, 6... Bottle mouth communication hole, 7
...Bung body, 8... Lid body, 9...
・Air pump, 11... Plug body, 12...
...Bottle inner tube, 13...Bottle outer tube, 17...
...Air passage, 19...Upper opening, 24...
... Lid body, 29 ... Lower opening, 35.
...Pump outlet.

Claims (1)

[Scope of utility model registration request] A bottle spout communication hole 6 is formed in the upper part of the pot body 1 that accommodates a medium bottle 4 inside, and a bottle inner pipe 12 is formed in the stopper body 11 having a large opening 19 formed in the upper part of the bottle spout communication hole 6. and the bottle outer tube 13 are installed in a mutually communicating state, and the stopper body 1
1 a stopper 7 having an air passage 17 communicating with the inside of the medium bottle 4; and a lid body 2 having a large opening 29 at the bottom.
The lid body 8 houses an air pump 9 in which a discharge port 35 with a large opening area is formed in a bottom plate 31 inside the lid body 4, and an upper opening 19 of the plug body 7 and a lower opening 29 of the lid body 8.
An air pot characterized in that a plug unit 2 is removably fitted into the plug unit 2, which is separably connected to the air pot by a fixing means such as a screw connection.