JPS5812683Y2 - air pot - Google Patents

Description

[Detailed Description of the Invention] The present invention relates to a so-called air pot that drives an air pump built into the lid to blow pressurized air into the inside of the bottle so that the liquid inside the bottle can be poured out. It is something.

In conventional air pots, the inside of the inner bottle and the inside of the air pump communicate through the inner cavity of the inner stopper, so the heat of the liquid inside the bottle passes through the air pump and radiates to the outside from the outer periphery of the lid case that covers the air pump. There was a problem that the temperature of the liquid decreased in a relatively short period of time.

In addition, some conventional air pots are equipped with a presser cover locking device to prevent erroneous operation of the operating member (presser cover) for operating the air pump, but by installing such a locking device, The structure of the air pot was complicated, leading to an increase in cost.

The present invention has been made in order to solve or alleviate the above-mentioned conventional problems, and to provide an air pot that can improve the heat retention ability of the liquid in the bottle and prevent malfunction of the air pump operating member. The purpose is to

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. A deep dish-shaped cap 3 is detachably attached to cover the lid body 2 from the outside of the lid case 21.

This air pot is designed to be portable, and a hanging ring 40 is attached to the outer surface of the pot body 1.

The pot body 1 accommodates a medium bottle 5 in an outer case 4, a dish-shaped lower mouth member 6 is placed on the upper part of the medium bottle 5, and a dish-shaped outer periphery 7a of the lower mouth member 6 and an outer An annular body member 17 is interposed between the case 4 and the upper end 4a.

A window hole 18 is formed in the front side of the body member 17 for allowing a spouting pipe 31 (described later) to enter and exit, and further, the body member 17
A housing chamber 30 for housing the claw member 41 is formed on the rear side of the housing.

Further, a male screw 19 for screwing the cap 3 is cut into the lower end of the outer periphery of the body member 17.

A dish-shaped portion 7 is formed in the lower mouth member 6, and a plug insertion hole 8 is formed approximately in the center of the dish-shaped portion 7.

In addition, a cylindrical wall 9 is formed in the plug insertion hole 8 and projects downward, and a water pipe 10 that becomes a part of the liquid passage 20 is integrated with the cylindrical wall 9 toward the front side of the air pot. It is formed to extend.

The proximal end of the water pipe 10 opens into the stopper insertion hole 8, and this opening 10a serves as a connection port for the liquid pumping pipe 14.

Further, a packing 16 is provided around the outer periphery of the tip of the water pipe 10.

A liquid pumping pipe 14 having a lower end opening near the bottom of the medium bottle 5 and an L-shaped connecting pipe 15 connected to the tip is press-fitted into the proximal opening 10 a of the water pipe 10 so as to be freely insertable and removable. ing.

The insertion and removal operation of this liquid plate-L tube 14 is performed using the L-type connecting tube 15.
This is done by inserting or removing the tip 15a of the water pipe into the proximal opening 10a.

A liquid pumping pipe 14 and a ■7 type spouting pipe 31 for guiding the liquid W extruded from the bottle through the water pipe 10 to the outside are fitted into the water pipe 10 so as to be freely protrusive and retractable in the front and rear direction. has been done.

The spouting pipe 31 is formed by connecting a spout 33 in an L-shape to the tip of a guide pipe 32 having an inner diameter that is approximately the same as the outer diameter of the water pipe 10 .

Further, this spouting pipe 31 is urged forward by a spring 36.

Note that the spouting pipe 31 is configured to be able to protrude and retract outward from a window hole 18 formed in the body member 17, and when the cap 3 is screwed onto the body member 17 as described later, the spouting pipe 31
sinks inward against the spring 36, and when the cap 3 is removed, the spout 31 is pressed by the spring 36 so that the spout 33 protrudes further outward from the outer peripheral surface of the pot body 1. It has become.

In addition, inside the spouting pipe 31, there is a water flow pipe 1 when the spouting pipe is submerged.
A fitting protrusion 34 is formed to close the opening at the tip of the tip.

This fitting protrusion 34 is for preventing the liquid W in the bottle from leaking from the tip of the water pipe 10 when the bottle 1 falls.

Further, a stopper 35 is formed on the outer surface of the guide tube 32 of the spouting pipe 31 to prevent the spouting pipe 31 from being pulled out from the water pipe 10 when the spouting pipe is projected.

This stopper 35 is adapted to abut against the inner surface of the window hole 18 when the spouting pipe 31 protrudes forward by a predetermined length.

In addition, the liquid pumping pipe 14. L-type connecting pipe 151 water flow pipe 10
and a series of liquid passages 2 by a retractable spout pipe 31.
It constitutes 0.

An inner plug 11 is removably inserted into the plug insertion hole 8.

This inner stopper 11 has a lumen 12 formed therein for communicating between the air pump 23 and the inside of the inner bottle 5.

Further, a recessed portion 13 for accommodating a connecting pipe 15 of the liquid pumping pipe 14 is formed on the front outer side of the inner stopper 11 .

The lid body 2 has a bellows-type air pump 23 built into the lid case 21, and a presser foot 24 that serves as an operating member for the air pump 23. is attached so as to be exposed to the outside through a hole 25 formed in the upper part of the lid case 21.

Further, the claw 4 of the claw member 41 is provided on the rear side of the lid case 21.
A pawl receiving part 22 for locking the part 2 is formed,
By locking the claw member 41 to the claw receiving portion 22, the lid body 2 is mounted and fixed on the pot body 1.

This lid body 2 is covered with a deep dish-shaped cap 3 that can be attached and detached.

This cap 3 has an acid screw 39 formed on the inner surface of its opening, and the acid screw 39 is attached to the body member 1 of the main body 1.
It is attached by screwing into the male thread 19 formed in 7.

In other embodiments, this cap 3 can be detachably attached to the outer circumferential surface of the lid case 21, and instead of the screw connection type, it can be attached by force fitting using the elasticity of the synthetic resin that is the material of the cap 3. It can also be made detachable.

When using the air bottle 1 of this embodiment, when the cap 3 is unscrewed and removed, the spout 31 is pushed forward by the spring 36 as shown in FIG. The opening protrudes further outward from the outer circumferential surface of 1.

Note that this cap 3 can also be used as a cap.

Then, by pressing the presser lid 24, pressurized air from the air pump 23 is blown into the medium bottle 5, and the liquid W in the bottle can be poured out through the liquid passage 20 and from the spout 33.

At this time, since a gasket 16 is interposed between the outer surface of the water pipe 10 and the inner surface of the guide pipe 32 of the spouting pipe 31, the liquid W will not leak from between the pipes 10 and 32. .

When covering the cap 3, the spout tube 31 may be pushed inward against the spring 36, and the cap 3 may be screwed in this state.

FIG. 4 shows another embodiment of the present invention, in which a spouting pipe 31 with a flexible bellows pipe 51 interposed in the middle part is directly connected to the tip of the water pipe 10. ing.

This bellows pipe 51 is designed to extend in a straight line under normal conditions, and when the cap 3 is removed, the water injection pipe 31
As shown by a chain line 31', the spout 33 extends in a straight line and is formed to protrude further outward from the outer peripheral surface of the pot body 1.

Note that a housing chamber 52 is formed at the bottom of the spouting tube 31 to accommodate the ρ spouting tube portion 31a on the front side of the bellows tube 51, and when the cap 3 is lowered from above, the outer circumference of the cap allows the spouting to be performed. The tube 31 is bent downward at the bellows tube 51 portion, so that the front portion 31 a of the spout tube can be accommodated in the storage chamber 52 .

Next, the effects of the present invention will be explained. According to the air pot of the present invention, the cap 3 that can cover the side surface of the air pump 23 and the upper surface of the operating member 24 can be detachably attached to the lid case 21 or the pot body 1. Since the cap 3 and the lid case 21 can be attached, the air pump 23 communicating with the inside of the medium bottle 5 is double covered, so that the heat of the liquid W in the bottle is transferred to the lid case 21. As a result, the liquid inside the bottle W
In addition, since the upper part of the operating member 24 is covered by the cap 3, erroneous operation of the air pump 23 can be prevented without installing a dedicated stopper for the operating member 24. There is an effect that it can be done.

Especially for portable air pots, the pump operation part (presser lid)
Although there is a high possibility of accidentally touching 24, the air pot of the present invention can prevent such troubles.

In the air pots of the embodiments shown above, when the cap 3 is attached, the spout tube 31 is recessed inside the cap by the cap 3, so the appearance is good, and it is also better than the conventional air pot. This has the effect of solving the problem that the spouting tube or the protruding part such as the beak that covers the spouting tube collides with an object and is damaged.

The air pots of each of the illustrated embodiments can prevent small insects such as mosquitoes and flies from entering the spout pipe 31, thereby providing a sanitary effect.

Although the air pots of the above embodiments are portable, it goes without saying that the present invention can also be applied to general tabletop air pots.

[Brief explanation of the drawing]

FIG. 1 is a vertical sectional view of the upper part of an air pot according to an embodiment of the present invention, FIG. 2 is an explanatory diagram of the operation of the air pot of FIG. 1,
3 is a perspective view of the air pot shown in FIG. 1 with the cap removed, and FIG. 4 is a sectional view of a main part of the air pot according to another embodiment of the present invention. 1... Pot body, 2... Lid body, 3.
... Cap, 5 ... Medium bottle, 6 ...
...Lower mouth member, 8...Plug insertion hole, 9...
・Cylinder wall, 10... Water pipe, 11... Inner stopper, 20... Liquid passage, 21... Lid case, 23...・Air pump, 24...
- Operation member, 31... Pour pipe.

Claims (1)

[Scope of utility model registration request] Bellows air pump 23 installed inside the lid case 21
can be manually pressed by the operation member 24 exposed at the upper part of the lid case 21, and the pressurized air obtained thereby is blown into the inside of the medium bottle 5, so that the liquid W inside the medium bottle 5 is transferred to the inside and outside of the medium bottle 5. The air pot is configured to discharge air to the outside through a liquid passage 20 that communicates with the air, and the outside of the lid case 21 has a deep portion that covers at least the upper part of the operating member 24 and the sides of the air pump 23. A dish-shaped cap 3 is fitted and attached to the lid case 21 or the pot body 1.
An air pot characterized by being detachably attached to the air pot.