JPH0228850Y2 - - Google Patents

Description

[Detailed description of the invention] (Industrial application field) The invention accommodates a double-ended liquid container with an upper opening and a lower opening in an outer case, and further includes a liquid pouring passageway in the lower opening of the liquid container. This relates to a type of liquid container that is connected to a liquid container.

(Prior art) In a liquid container in which the liquid in the liquid container is poured out to the outside through a liquid pouring passage connected to a lower opening of the liquid container, an appropriate heat retention structure is adopted for the liquid container (for example, as a liquid container, By using a vacuum insulated double bottle or by covering the outside of the liquid container with a heat insulating material, the temperature of the liquid contained in the liquid container can be kept relatively well, but conventional methods of this type In this liquid container, the vicinity of the lower opening of the liquid container and the liquid pouring passage connected to the lower opening have a relatively low heat retention effect, and therefore the vicinity of the lower opening of the liquid container and the liquid pouring passage are filled with water. There was a problem that the liquid reached room temperature in a relatively short period of time.

(Purpose of the invention) In view of the above-mentioned problems with conventional double-ended liquid containers, the present invention aims to solve the problem of liquid containers that contain liquid stored in the vicinity of the lower opening of the liquid container and in the liquid dispensing passage connected to the lower opening. The object of the present invention is to provide a liquid container that can efficiently keep the liquid warm.

(Structure of the Device) The present invention provides a liquid container in which a double-ended liquid container having an upper opening and a lower opening is housed in an outer case, and a rod-shaped heater is installed in a liquid pouring passageway connected to the lower opening. It is characterized in that it is installed so as to face within the liquid container communication space that communicates with the inside of the liquid container when non-liquid is poured out, and at a height that overlaps with the lower opening of the liquid container.

(Example) Figures 1 to 3 each show the first example of the present invention.
A self-pour type liquid container according to a third embodiment is shown.

The liquid container of the first embodiment shown in FIG. 1 is a double-ended liquid container 4 in which an upper opening 8 for replenishing liquid and a lower opening 19 for pouring liquid are formed in an outer case 3.
A shoulder member 5 and a bottom member 6 are attached to the upper and lower parts of the outer case 3, respectively, to constitute the liquid container main body 1, and a lid member 2 and a base member 7 are installed to the upper and lower parts of the liquid container main body 1, respectively. It is configured by installing.

The lid body 2 is pivotally attached to the upper part of the liquid container body 1 with a hinge 20.

In this embodiment, the liquid container 4 is a vacuum insulated double bottle.

A liquid supply port 8 communicating with the upper opening 18 of the liquid container 4 is formed approximately in the center of the shoulder member 5 . The liquid supply port 8 is opened and closed by a stopper 12 formed on the lower surface of the lid 2.

The lower opening 19 of the liquid container 4 has a relatively small diameter and projects downward.

The lower opening 19 of the liquid container 4 is connected to the base side of a liquid pouring passage 10 for guiding the liquid in the liquid container to the outside. This liquid pouring passage 10 is integrally formed inside a support base 9 for supporting the liquid container 4.

The tip spout 10b of the liquid pouring passage 10 is connected to the bottom member 6.
It penetrates the bottom plate 6a and opens downward.

A valve member 21 for opening and closing the liquid pouring passage 10 is provided inside the liquid pouring passage 10 so as to be slidable in the outward and outward directions. This valve member 21 is the valve stem 2
A valve 23 is provided at the inner end of the valve stem 22.
A large-diameter button portion 24 is provided at the outer end of the button. Further, this valve member 21 is biased in the valve closing direction (outward direction) by a spring 25 interposed between a button part 24 provided at the outer end of the valve stem 22 and the liquid container support stand 9. has been done.

A valve operating member 26 is provided on the side wall 6b of the bottom member 6 at a position corresponding to the valve member button portion 24. By pressing the operating portion 26a of the valve operating member 26, the valve member 21 is moved in the valve opening direction. I'm trying to move it.

The valve seat 13 on which the valve 23 of the valve member 21 abuts is located approximately in the middle of the liquid pouring passage 10 . Note that the valve seat 13 in the liquid pouring passage 10
The more upstream portion becomes a liquid container communication space 10a that constantly communicates with the inside of the liquid container 4.

The liquid container support stand 9 is pushed up by a medium threaded member 14 screwed into a substantially central portion of the bottom plate 6a of the bottom member 6. As will be described later, since the liquid container communication space 10a is constantly in contact with high temperature liquid, the liquid container support stand 9 is molded from a synthetic resin with relatively high heat resistance.

Liquid container communication space 1 in liquid pouring passage 10
0a and the lower opening 19 of the liquid container, a single straight rod-shaped heater 11 for heating the liquid (for keeping the liquid warm) is provided so as to span the communication space 10a of the liquid container and the lower opening 19 of the liquid container. ing. This heater 11
The heater base 11b is fixedly attached to the center of rotation of the internally threaded member 14 with the heat generating part 11a on the front side facing upward, and the heater base 11b is fixed to the center of rotation of the medium screw member 14, and the front side (heat generating part) 11a of the heater 11 is is the liquid container support stand 9
It is installed so as to vertically pass through the liquid container communication space 10a of the liquid pouring passage 10 and the inside of the liquid container lower opening 19 through a hole 17 formed in the bottom portion 9a. A gasket 16 closes the space between the heater 11 and a hole 17 formed in the bottom 9a of the liquid container support base. Note that this gasket 16 is provided in advance on the side of the internally threaded member 14, and when the internally threaded member 14 is screwed into the bottom member 6 and the lower surface of the liquid container support stand 9 is pressed, the gasket 16 The hole 17 is closed.

A plug insertion opening 32 is formed in the side wall 7a of the base member 7, and the heater 11 and a terminal 33 of the plug insertion opening 32 are connected by a lead wire 31. Note that the heater lead wire 31 is covered by a cover member 34.

A space S is formed inside the base member 7 and is large enough to insert a liquid receiving container such as a pot. Further, an opening 27 for inserting and removing a liquid receiving container into and out of the internal space S is formed on the side surface of the base member 7 at a position directly below the valve operating member 26.

In FIG. 1, reference numeral 35 indicates an air inflow passage formed in the lid body 2, 36 indicates a ball valve for shutting off water in the event of a fall, and 37 and 38 each indicate a heat insulating material. There is.

In the liquid container of the first embodiment, when the heater 11 is energized, the liquid container communication space 10a in the liquid pouring passage 10 and the lower opening 19 of the liquid container are filled with heat generated from the heater heat generating portion 11a. It acts to heat the liquid W and maintain the liquid W in the liquid container communication space 10a and the liquid container lower opening 19 at a predetermined high temperature state (warmth retention) at all times. Furthermore, when the heater 11 is installed in the liquid container communication space 10a so as to face up to a height position where it overlaps with the liquid container lower opening 19, the liquid pouring passage 1
Thermal efficiency is better than when heating from the outside of the heater 11, and furthermore, when a rod-shaped heater 11 is used in this way, its installation becomes easier.

In the liquid container of the second embodiment shown in FIG. 2, the heater 11 for heating the liquid has its heat generating portion 11a facing into the liquid container communication space 10a of the liquid pouring passage 10 and the lower opening 19 of the liquid container. The heater base 11b is directly fixed to the bottom 9a of the liquid container support 9. The heater lead wire 31 is led through a hole 14a formed in the center of the internally threaded member 14 to a terminal 33 of a plug insertion opening 32 (FIG. 1) provided in the side wall of the base member 7. In FIG. 2, reference numeral 41 is a liquid amount display device for externally displaying the amount of liquid in the liquid container 4.
1 includes a sliding member 42 that is moved forward or backward according to fluctuations in the amount of liquid in the liquid container 4, and a display section 43 for externally displaying the amount of movement of the sliding member 42.

In the liquid container of the third embodiment shown in FIG. 3, the lower opening 19 of the liquid container 4 is formed by simply opening at the bottom of the liquid container without protruding downward. An elastic member such as rubber is formed between the mouth edge of the lower opening 19 and the inlet 50a of the spout passage member 50 on the side where the valve member 21 is provided. An L-shaped connecting pipe 51 provided with a seal portion 52 for sealing the mouth edge is interposed. The seal portion 52 of the connecting pipe 51 is pressed against the lower surface of the rim of the lower opening 19 by a medium threaded member 53 for pushing up the liquid container. Further, the heat generating portion 11a of the heater 11 is inserted into the interior of the connecting pipe 51 so as to pass through the connecting pipe 51 in the vertical direction. Heater generating part 11a
The tip (upper end) reaches the lower opening 19 of the liquid container. A screw tube 54 for attaching the heater is formed at the base 11b of the heater 11. The heater 11 is assembled by making the screw cylinder 54 of the base 11b protrude downward from the hole 56 formed in the bottom 51a of the connecting pipe 51, and by screwing the tightening nut 55 into the screw cylinder 54. It is fixed to the bottom 51a of 51. The heater lead wire 31 is guided to the outside of the connecting pipe 51 through the inside of the screw tube 54. In this third embodiment, the liquid pouring passage 10 is connected to the pouring passage member 50 in which the valve member 21 is provided and the connecting pipe 51.
It consists of

In each of the above-mentioned embodiments, a self-dispensing type liquid container with a valve opening/closing type is used, but in other embodiments, a pump-type liquid container can also be used. The tip opening of the liquid pouring passage connected to the lower opening of the liquid container is led to the upper part of the liquid container.

(Effect of the invention) The liquid container of the invention has a rod-shaped heater 11 connected to a liquid pouring passage 10 connected to a lower opening 19 of the liquid container.
Since it is installed so that it faces within the liquid container communication space 10a communicating with the inside of the liquid container 4 and at a height that overlaps with the lower opening 19 of the liquid container, it can be dispensed in a relatively short time. The liquid in the liquid container communication space 10a and the lower opening 19 of the liquid container, which are easily cooled, can be heated and kept warm, and since the heater 11 is located inside the liquid, the thermal efficiency is higher than when heating from outside the liquid pouring passage. In addition, since the heater 11 is rod-shaped, it is easy to handle when installing the heater 11.

[Brief explanation of the drawing]

FIG. 1 is a vertical cross-sectional view of a liquid container according to a first embodiment of the present invention, and FIGS. 2 and 3 are partial vertical cross-sectional views of liquid containers according to second and third embodiments of the present invention, respectively. be. DESCRIPTION OF SYMBOLS 1...Liquid container body, 3...Outer case, 4...Liquid container, 10...Liquid pouring passage, 10a...Liquid container communication space, 11...Liquid heating heater, 18...Top opening,
19...Lower opening.

Claims (1)

[Scope of utility model registration request] A double-ended liquid container 4 having an upper opening 18 and a lower opening 19 is housed in the outer case 3, and the liquid W in the liquid container 4 is poured to the outside through a liquid pouring passage 10 connected to the lower opening 19. A rod-shaped heater 11 is disposed within a liquid container communication space 10a that communicates with the inside of the liquid container 4 during non-liquid dispensing in the liquid pouring passage 10, and is located at a lower opening of the liquid container. 1. A liquid container, characterized in that it is installed so as to face up to a height position where it overlaps with 19.