JP2000287601A - Water heating type container - Google Patents

Abstract

(57) [Problem] To provide an inexpensive water heating / heating type container having a paper outer container that can be easily disposed after use. SOLUTION: A water heating / heating type container 10 according to one embodiment of the present invention has a configuration in which a self-heating container 20 containing a water heating / heating substance is accommodated in an outer container 11 made of paper. The self-heating container 20 is housed in the outer container 11 in a state of being sealed in a moisture-proof storage bag, and a water injection opening is provided at an upper portion of the storage bag 15 in a state of being housed in the outer container 11 during use.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hydrothermally-heated container suitable for evaporating medicinal components such as insecticides and heating foods and the like.

[0002]

2. Description of the Related Art Conventionally, as a water heating / heating type container, there is a structure in which a self-heating container containing a water heating / heating substance is housed in an outer container having an open top. The upper opening of the outer container is sealed by a seal member, and the upper lid is detachably attached to the upper opening. An opening is provided at substantially the center of the upper lid, and the opening is closed by a paper lid sandwiched between the upper lid and the outer container.

[0003] Generally, a self-heating container is formed by providing a water passage hole on the bottom of a metal can made of aluminum or the like having good heat resistance, and closing the water passage hole with a water passage member such as a nonwoven fabric having water permeability. You. In the self-heating container, a hydrothermal substance is accommodated at the bottom, and a container accommodating a substance to be heated such as a medicine is held above the substance. Then, the self-heating container is wrapped in a moisture-proof storage bag such as an aluminum pack,
It is stored in the outer container. On the other hand, the outer container is formed by molding a resin such as polyethylene or polypropylene having water resistance,
It is configured in an open-top container shape having a transparent bottom plate and a peripheral wall.

[0004] When using such a water heating / heating type container, first, an upper cover, a paper cover and a seal member are removed from the outer container, and then a predetermined amount of water is poured into the outer container from the outside. At this time, since the outer container is transparent, it is easy to confirm the amount of water poured into the outer container. Thereafter, the upper lid is attached to the outer container again.
As a result, water is supplied into the self-heating container through the water passage hole, and the heat generating substance reacts with water to generate heat, thereby heating the substance to be heated.

[0005]

In the conventional water heating / heating type container, the outer container into which water is poured at the time of use is made of a resin such as polyethylene (PE) or polypropylene (PP). It was difficult to dispose after use. Therefore, it is conceivable to use a paper container as the outer container, but no suitable means has been proposed to prevent water leakage when water is poured during use. The present invention has been made based on the above background, and an object of the present invention is to provide a hydrothermally heated container that can be easily disposed after use.

[0006]

The above object of the present invention is achieved by the following constitution. A water heating / heating type container having a configuration in which a self-heating container containing a water heating / heating substance is provided in a moisture-proof storage bag provided with a water injection unit, wherein a water injection opening is provided in the water injection unit during use. And a water-heating type container. In a paper-made outer container, a self-heating container containing a hydrothermal substance is provided with a water injection part, and is stored in a moisture-proof storage bag in a sealed state.
A water heating / heating type container, wherein a water injection opening is provided in the water injection section during use. A water heating / heating type container having a configuration in which a self-heating container containing a water heating / heating substance is stored in an outer container assembled into a shape having a bottom plate and a peripheral wall by folding paper subjected to water resistance processing, A water heating / heating type container, wherein a joint is disposed on the peripheral wall. A water heating / heating type container having a configuration in which a self-heating container containing a water heating / heating substance is housed in a paper outer container, wherein a window opening is provided in the outer container, and a transparent waterproof film is provided on the inner surface of the outer container. A water heating / heating type container which is stuck. A support rib formed by bending a part of paper constituting the outer container is provided in the outer container, and the self-heating container is supported by the support rib. Water heating type container.

In the above arrangements, an aluminum pack, a plastic bag, or the like can be used as the moisture-proof storage bag. In addition, the water injection part refers to a part of a storage bag that is configured so that a user can easily provide a water injection opening at the location. As a water injection part, for example, a perforation or a notch, a peelable seal member previously adhered to the storage bag, one end of which protrudes from the storage bag, which makes it possible to provide a water injection opening in the storage bag without using scissors or the like. A cord attached to the storage bag in such a state that the storage bag can be torn by pulling the protruding one end, a welded portion of a sheet constituting the storage bag, and the like can be given.

In the above-described structure, the water-resistant paper can be formed by applying plastic, for example, a polyethylene liquid to the paper, or evaporating aluminum. Further, it can be formed as a laminated film of aluminum. In the above configuration, a PET film, a PE film, or the like can be used as the transparent water-resistant film.

[0009] The water-heating and heat-generating container having the above-described structure does not require an outer container, so that it is easier to dispose of after use and is inexpensively manufactured as compared with a conventional container using an outer container made of resin. can do. In addition, since the water heating / heating type container having the above-mentioned configuration uses a paper outer container provided with a means for preventing water leakage, compared to a conventional resin resin outer container, Disposal is easy. Further, according to the above configuration, the displacement of the self-heating container in the outer container during transportation and use of the water heating / heating type container is reliably prevented. Therefore, the operational stability of the water heating / heating type container is improved.

Calcium oxide,
Examples of articles that generate heat only by adding water, such as magnesium chloride, aluminum chloride, calcium chloride, and iron oxide, can be given. A method in which a mixture of iron and at least one of potassium sulfide, iron sulfide, metal chloride, and iron sulfate is brought into contact with water and oxygen; a metal having a higher ionization tendency than iron and a metal halide having a lower ionization tendency than iron; , A method of contacting a mixture of a metal and a bisulfate with water, a method of adding water to a mixture of aluminum and an alkali metal nitrate, and the like.

[0011]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 shows a first embodiment of the present invention. The water heating / heating type container 10 is configured such that a self-heating container containing a water heating / heating substance is enclosed in a moisture-proof aluminum pack 15 and housed in an outer container 11 made of paper. The outer container 11 is formed by folding paper and assembled in a rectangular parallelepiped box shape having a bottom plate 11a, a peripheral wall 11b, and a top plate 11c.

A pair of perforations 12 are provided in the upper part of the peripheral wall 11b as cut lines in the circumferential direction. The band 13 between the pair of perforations 12 is a cutout portion. A knob may be connected to the band 13 in order to easily cut the band 13 from the peripheral wall 11b.

The aluminum pack 15 has a flat bottom 15a.
And a peripheral wall portion 15b having a substantially rectangular shape in cross section.
An upper portion 17a of a peripheral wall portion 15b composed of two pairs of opposing walls,
17b, the upper end of the upper part 17a of one opposing wall is welded with the upper part 17b of the other opposing wall folded inside.

At the time of use, first, the belt-like portion 13 is
From the peripheral wall 11b along the perforations 12. Then, the aluminum pack 15 housed in the outer container 11 is taken out of the outer container 11 or, in the state of being housed in the outer container 11, the upper part 17a of the aluminum pack 15 to which the upper end is adhered is pinched. Pull and peel off the adhesive at the upper end to form a water injection opening.

[0015] Then, as shown in FIG.
The upper end of 7b is folded back to the outside of the peripheral wall 11b of the outer container 11. As shown in FIG. 2, the self-heating container 20 has a structure in which an upper end of a cylindrical peripheral wall made of aluminum is closed by a lid member 21. The lid member 21 has a plurality of openings, and these openings are closed by the resin film 22. An opening 23 is formed in the resin film 22. At this time, the bottom 15a of the aluminum pack 15 shown in FIG. 1 is not flat, and there is a gap between the bottom 15a and the flat bottom (not shown) of the self-heating container 20. A water passage hole is provided on the bottom surface (not shown) of the self-heating container 20, and the water passage hole is closed by a water passage member such as a nonwoven fabric.

The water heating / heating type container 10 shown in FIG.
Of the aluminum pack peripheral wall 15b and the self-heating container 20
When water is poured into the space between the self-heating container 20 and the water, the water is supplied to a hydrothermal substance such as quicklime contained in the self-heating container 20 through a water passage hole provided on a bottom surface (not shown) of the self-heating container 20. Is done. As a result, the hydrothermally exothermic substance generates heat, and the container (not shown) containing the substance to be heated such as a medicine and the substance to be heated, which are held above the hydrothermally exothermic substance, are heated. At this time, for example, when the substance to be heated is an insecticide, the active ingredient of the insecticide evaporates to the outside through the opening 23 of the self-heating container 20.

The water heating / heating type container 10 having the above-described structure is used.
Uses an outer container 11 made of paper, so that it is easier to dispose after use and to reduce the cost of the product, as compared with a conventional case using an outer container made of resin. it can. As means for preventing water leakage, the self-heating container 20
Since the aluminum bag 15 is used as a storage bag for wrapping the water, a separate member is not required as a means for preventing water leakage, and the cost can be further reduced.

It is to be noted that, as a modification of this embodiment, as shown by a two-dot chain line in FIG. 1, the self-heating container can be sold in an aluminum pack. According to this configuration, since the outer container is not required, the cost can be further reduced.

FIG. 3 shows a second embodiment of the present invention. Hereinafter, the members and the like already described are denoted by the same reference numerals or corresponding reference numerals in the drawings to simplify or omit the description. As in the first embodiment, the water heating / heating type container 30 includes:
The self-heating container containing the hydrothermal substance is enclosed in a moisture-proof aluminum pack and housed in a paper outer container 31. The outer container 31 is assembled by folding paper subjected to water-resistant processing into a rectangular parallelepiped box shape having a bottom plate 31a, a peripheral wall 31b, and a top plate 31c.
The top plate 31c is provided with a circular upper opening 32.

A paper joint 33 for folding and assembling the paper is disposed on the peripheral wall 31 b of the outer container 31. Here, a paper joint 33 is arranged on one wall constituting the peripheral wall 31b having a substantially square shape in cross section.

FIG. 4 shows the water heating / heating type container 30 shown in FIG.
FIG. As shown in FIG. 4, one side of the top plate 31 c is foldably connected to an upper end of one wall constituting the peripheral wall 31 b of the outer container 31. Outer container 31
May be water-resistant treated only on the inner surface side of the outer container 31. In the outer container 31, a fitting hole 41 into which the self-heating container 20 is fitted is inserted in the center of the square plate.
The positioning plate 40 provided with is also stored.

When using the water heating / heating type container 30 shown in FIG. 3, first, the top plate 31c of the outer container 31 is opened, and the aluminum pack and the positioning plate 40 shown in FIG. Remove the self-heating container. Next, the self-heating container 20 taken out of the aluminum pack is stored in the outer container 31. A rib or the like for forming a gap between the self-heating container 20 and the bottom surface may be provided on the bottom surface of the outer container 31.

Then, after water is poured into the space between the inner surface of the peripheral wall 31b and the outer surface of the self-heating container 20 of the water heating / heating type container 30 shown in a solid line in FIG. The positioning plate 40 is engaged with an engaging portion (not shown) in the outer container 31 while the self-heating container 20 is fitted into the container. According to the above procedure, water is supplied to the hydrothermal substance such as quicklime contained in the self-heating container 20, whereby the hydrothermal substance generates heat, and the active ingredient of the insecticide and the like are formed in the opening 23 of the self-heating container 20. Evaporating to the outside through

The water heating / heating type container 30 having the above-described structure is used.
Uses a paper-made outer container 31 that has been subjected to a water-resistant treatment, so that disposal after use is easier than that using a conventional resin-made outer container. Since the seam 33 for folding and assembling the paper is arranged on the peripheral wall 31b of the outer container 31, the seam 33 is connected to the outer container 31.
The outer container 31 has extremely high water resistance as compared with the case where the outer container 31 is disposed on the bottom plate 31a. Therefore, water leakage can be reliably prevented.

FIG. 5 shows a third embodiment of the present invention. The water heating / heating type container 50 is assembled by folding a paper into a rectangular parallelepiped box having a bottom plate 51a, a peripheral wall 51b, and a top plate 51c. The top plate 51c is provided with a circular upper opening 52. One side of the top plate 51c is foldably connected to the upper end of one wall constituting the peripheral wall 51b of the outer container 51.

At the lower part of the peripheral wall 51b of the outer container 50, a substantially rectangular window opening 53 is provided. A transparent water-resistant film 54 is provided on the inner surface of the peripheral wall 51b of the outer container 50.
The window opening 53 is closed by a waterproof film 54.

FIG. 6 is a plan view of FIG. FIG.
As shown in (1), support ribs 55 formed by bending a part of the paper constituting the outer container 51 project from the corners toward the center of the outer container 51. Support rib 55
Supports the peripheral wall of the self-heating container 20 at its protruding tip.

When water is poured into the space between the inner surface of the peripheral wall 51b and the outer surface of the self-heating container 20 of the water-heating and heating type container 50 shown in FIG. The pyrogen is supplied to the pyrogen, and the hydrothermal substance generates heat.
At this time, the amount of water poured into the outer container 51 is determined by the window opening 53.
And can be visually observed through the waterproof film 54.

According to the water heating / heating type container 50 having the above-described structure, the water can be poured while checking the state of the water in the outer container 51. Therefore, the water is not excessively filled and the usability is improved. Very good. In addition, since the self-heating container 20 is supported by the support ribs 55, the displacement of the self-heating container 20 in the outer container 51 during transportation and use of the water-heating type container 50 is reliably prevented. Therefore, the water heating / heating type container 50 operates reliably.

Note that the present invention is not limited to the above-described embodiment, and appropriate modifications and changes can be made.
For example, a water container containing a predetermined amount of water may be stored in the outer container together with the self-heating container, and the water in the water container may be poured into the outer container when used. For example, the inner surface of the outer container may include a portion subjected to a waterproof process and a portion to which a waterproof film is adhered.

[0031]

As described above, the water heating / heating type container of the present invention uses a paper outer container provided with a means for preventing water leakage, and thus uses a conventional resin outer container. As compared with the above, disposal after use is easier and the cost of the product can be reduced.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a first embodiment of the present invention.

FIG. 2 is a perspective view showing a use state of the first embodiment.

FIG. 3 is a perspective view showing a second embodiment of the present invention.

FIG. 4 is an exploded sectional view showing a second embodiment of the present invention.

FIG. 5 is a perspective view showing a third embodiment of the present invention.

FIG. 6 is a plan view of FIG.

[Explanation of symbols]

 10, 30, 50 Water heating / heating type container 11, 31, 51 Outer container 11a, 31a, 51a Bottom plate 11b, 31b, 51b Peripheral wall 11c, 31c, 51c Top plate 15 Aluminum pack (storage bag) 20 Self-heating container 33 Paper joint 53 Window opening 54 Waterproof film 55 Support rib

 ──────────────────────────────────────────────────続 き Continued on the front page F term (reference) 2B121 CA07 CA21 CA22 CA25 CA66 EA01 FA02 3E062 AA01 AB01 AC05 BA20 BB06 BB09

Claims (5)

[Claims] 1. A water heating / heating type container in which a self-heating container accommodating a water heating / heating substance is enclosed in a moisture-proof storage bag provided with a water injection unit, wherein a water injection opening is provided in the water injection unit during use. A water heating / heating type container provided. 2. A water heating / heating type container in which a self-heating container containing a water heating / heating substance is enclosed in a moisture-proof storage bag provided with a water injection section in a paper outer container. A water-cooling / heating type container, wherein a water injection opening is provided in the water injection section at the time of use. 3. A water heating / heating type container having a configuration in which a self-heating container containing a water heating / heating substance is housed in an outer container assembled by folding paper which has been subjected to a water resistant process and having a shape having a bottom plate and a peripheral wall. Wherein the seam of the paper is disposed on the peripheral wall. 4. A water heating / heating type container having a configuration in which a self-heating container containing a water heating / heating substance is housed in an outer container made of paper, wherein a window opening is provided in the outer container, and an inner surface of the outer container is provided. A water heating / heating type container having a transparent water-resistant film attached thereto. 5. The self-heating container according to claim 2, wherein a support rib formed by bending a part of paper constituting the outer container is provided in the outer container, and the self-heating container is supported by the support rib. 5. The water heating / heating type container according to any one of items 1 to 4.