JP2844420B2 - Insulation box for catering - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a warming box for catering, which stores a container with a lid on which juice, rice, main dishes and the like are provided for school lunches, hospitals, elderly people at home and the like, and for individual services.

[0002]

2. Description of the Related Art Conventionally, in the case of preparing and delivering meals for each person at a lunch center, the dishes prepared at the lunch center are arranged in a container with a lid, packed in an insulated container made of styrofoam or the like, and fed by a transport vehicle. Has been delivered to the person.

[0003]

The problem with the conventional method of delivering meals is that it takes a long time to deliver the meals, and when a meal is eaten by a caterer, what is eaten in a warm state is cold and cannot be eaten deliciously. was there.

The present invention has been made in view of the above-mentioned conventional drawbacks,
It is an object of the present invention to provide a catering heat insulation box that is easy to deliver, can sufficiently keep warm food without cooling during delivery, and can keep heat during delivery at low cost.

The above and other objects and novel features of the present invention will become more completely apparent from the following description when read in conjunction with the accompanying drawings. However, the drawings are for explanation only, and do not limit the scope of the present invention.

[0006]

In order to achieve the above-mentioned object, the present invention provides a food container containing at least two containers with a lid.
A heat insulation box main body made of heat insulating material that can be stacked and stored in more than one step, an opening / closing lid made of heat insulating material that can open and close the opening of the heat insulation box main body, and a lower stage stored in the heat insulation box main body At least one heat retaining sheet having a heating element capable of maintaining the heat of the container with the lid at least housed between the container with the lid and the upper container with the lid, and formed on the upper and lower surfaces of the heat retaining sheet. A supporting concave portion for supporting the upper and lower surfaces of the lidded container constitutes a catering heat insulating box.

[0007]

The catering heat retention box constructed as described above moves between the lower lid container and the upper lid container accommodated in the heat retention box main body by the support concave portions formed on the upper and lower surfaces of the heat retention sheet. The heat-insulating sheet is used to support the container so that the container with the lid accommodated in the heat-insulating box body can be kept warm.

[0008]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described in detail with reference to the embodiments shown in the drawings.

In the first embodiment of the present invention shown in FIGS. 1 to 7, reference numeral 1 denotes at least two containers 2 each having a plurality of lids on which foods such as dishes, soup, rice, main dishes and the like are placed.
In the present embodiment, the heat insulation box main body 1 can be stacked in two or more stages and housed therein. As shown in FIG. 3, the heat insulation box main body 1 has an inside of an outer cover 3 made of a synthetic resin material so as to maintain heat. Is formed in a heat insulating structure in which the styrofoam material 4 is filled.

Reference numeral 5 denotes an opening / closing lid for opening and closing the opening 6 of the heat insulation box main body 1. As shown in FIG. Is formed in a heat insulating structure in which the styrofoam material 8 is filled.

Reference numerals 9, 9, and 9 denote a container 2 with a lid on which any one of the inner bottom of the heat retaining box main body 1, the lower juice, the rice, the main dish and the like is placed, and the upper juice, the rice and the main dish and the like. Are placed between the lid-attached container 2 and the upper part of the upper lid-attached container 2. The heat-insulating sheets 9, 9, 9 are provided on the lower surface as shown in FIGS. 5 to 7. An upper storage recess 10 into which the upper portions of the plurality of lidded containers 2 stored in the box body 1 enter, and a lower storage recess 11 into which the lower portions of the plurality of lidded containers 2 enter into the upper surface, and a heat retaining box main body. 1 is provided with an electric heater 13 having a temperature control knob 12 as a heating element capable of keeping the heat inside.

The heat insulation sheets 9, 9, 9 may be formed in a size that can reliably partition the inside of the heat insulation box main body 1. Further, a material having a hygroscopic or cushioning cloth fixed on the outer surface may be used. Further, the electric heater 13 may be formed using a material such as carbon fiber which can be energized.

Reference numeral 14 denotes electric heaters 13, 1 of the heat insulation sheets 9, 9, 9 installed in the heat insulation box main body 1.
3 and 13 are batteries that supply electric current through cords 15, 15 and 15, respectively.

A catering heat retaining box 1 having the above structure.
Numeral 6 stores the heat-insulating sheet 9 in the heat-insulating box main body 1, and stores the lid-covered containers 2 in which the food is stored in the lower storage concave portion 11 of the heat-insulating sheet 9, respectively, and a battery 14.
And a cord 15 is connected to the battery 14.

Thereafter, the heat insulating sheet 9 is put on the upper part of the container 2 with the lid so that the upper accommodation concave part 10 is inserted, and the cord 15 is connected to the battery 14. In this state, the lid-attached containers 2 each storing a dish are stored in the lower storage recess 11 of the heat retaining sheet 9.

Next, the heat insulating sheet 9 is placed so that the upper portion of the upper container 2 with the cover enters the upper housing recess 10, the cord 15 is connected to the battery 14, and the opening 6 of the heat insulating box body 1 is opened and closed. Cover with 5.

In this state, the food stored in the lidded container 2 in the heat retaining box main body 1 is transported by the transporter truck to the lunch service person until the food is consumed.
It is kept warm in 3 and does not cool down.

[0018]

Next, different embodiments of the present invention shown in FIGS. 8 to 21 will be described. In the description of the different embodiments of the present invention, the same components as those in the first embodiment of the present invention are denoted by the same reference numerals, and the duplicate description will be omitted.

The second embodiment of the present invention shown in FIGS. 8 and 9 is different from the first embodiment of the present invention mainly in that:
Catering using the heat-insulating box body 1A thus formed in that the battery-housing recess 17 for housing the battery 14 on the inner bottom surface of the heat-insulating box body 1A and the handles 18, 18 attached to the upper portions on both sides are attached. The same operation and effect as those of the first embodiment of the present invention can be obtained in the heat retaining box 16A.

The third embodiment of the present invention shown in FIGS. 10 to 12 is different from the first embodiment of the present invention mainly in that the heat retaining box main body 1B and the opening / closing lid 5A are made of styrene foam material. Thus, the same effect as that of the first embodiment of the present invention can be obtained in the catering heat insulation box 16B using the heat insulation box main body 1B and the opening / closing lid 5A thus formed.

In the fourth embodiment of the present invention shown in FIGS. 13 to 15, the main difference from the first embodiment of the present invention is that the opening / closing lid 5 is attached to the heat retaining box main body 1 and is detachably attached. With the mounting brackets 19, 19 attached, the catering insulated box 16C using the mounting brackets 19, 19 can provide the same operational effects as those of the first embodiment of the present invention. Can be

In the fifth embodiment of the present invention shown in FIGS. 16 to 18, the main difference from the first embodiment of the present invention is that a partition plate 20 capable of partitioning into two chambers is detachably mounted. In addition to using the heat retaining box main body 1C having the partition plate storage groove 21 capable of forming the same, and using the heat retaining sheets 9A, 9A capable of covering the lidded container 2 at the site partitioned by the partition plate 20, In this case, the battery 14 is housed on one side to keep the temperature, and the other side is a catering warming box 16D that can house the cold body 22 such as a cooling agent to be cooled and used in a freezer or the like and keep it cool. Can be. In this embodiment, the partition plate 20 has been described as being detachably attached to the heat retaining box main body 1C. However, the present invention is not limited to this, and the partition plate 20 is fixedly attached to the heat retaining box main body 1C. Is also good.

In the sixth embodiment of the present invention shown in FIGS. 19 to 21, the main difference from the first embodiment of the present invention is a heat retaining sheet 9B, which is used after being cooled in a freezer or the like. A cooling body storage recess 23 for storing a cooling body 22 such as a cooling agent is formed. By using the heat retaining sheet 9B formed in this way to store the cold body 22 in the cold body storage recess 23, the catering warm box capable of transporting the lidded container 2 containing the cold food in the cool state. 16E.

In each of the embodiments of the present invention, the case where the containers with lids are stored in a row in the heat retaining box main body is shown. However, the present invention is not limited to this, and the containers with lids can be stored in a plurality of rows. You may do it. Further, the present invention can provide the same function and effect even if the present invention is formed so as to be able to store soup, rice, main dishes, and the like for lunch only by one person.

[0025]

As is apparent from the above description, the following effects can be obtained in the present invention.

(1) A heat-insulating box body made of a heat-insulating material capable of stacking and storing food containers with lids in at least two or more stages, and a heat-insulating material capable of opening and closing an opening of the heat-insulating box body. And a heating element capable of maintaining the heat of the container with the lid at least housed between the container with the lower lid and the container with the upper lid accommodated in the heat insulation box main body. Since it is composed of the above-mentioned heat retaining sheet and the supporting concave portion that supports the upper and lower surfaces of the lidded container formed on the upper and lower surfaces of the heat retaining sheet, the food for lunch prepared at the food service center is placed in the container with the lid. Since it is stored and stored in the heat retaining box main body together with the heat retaining sheet, it is possible to reliably prevent the food from cooling down during transportation by the heat generating element of the heat retaining sheet. Therefore, the school luncher can eat warm dishes.

(2) According to the above (1), the container with the lid accommodated in the heat insulation box main body is reliably supported by the support concave portions formed on the upper and lower surfaces of the heat insulation sheet, and is surely prevented from moving or falling. Can be blocked. Therefore, it is possible to efficiently prevent the food from leaking from the container with the lid.

(3) According to the above (1), the upper and lower portions of the container with the lid accommodated in the heat retaining box main body are supported by the support concave portions formed on the upper and lower surfaces of the heat retaining sheet.
Since the upper and lower portions of the lidded container are covered, the heat retention efficiency is increased, efficient heat retention can be performed, and the structure is simple, so that the handling is easy and the operation can be performed easily.

(4) Claims 2, 3, and 4 also provide (1) to (4).
The same effect as (3) can be obtained.

[Brief description of the drawings]

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

FIG. 2 is an exploded explanatory view of the first embodiment of the present invention.

FIG. 3 is a partially broken sectional view of a heat retaining box main body.

FIG. 4 is a partially broken sectional view of the opening / closing lid.

FIG. 5 to FIG. 7 are explanatory diagrams of a heat insulating sheet.

FIGS. 8 and 9 are explanatory diagrams showing a second embodiment of the present invention.

FIGS. 10 to 12 are explanatory diagrams showing a third embodiment of the present invention.

FIG. 13 to FIG. 15 are explanatory diagrams showing a fourth embodiment of the present invention.

FIGS. 16 and 18 are explanatory diagrams showing a fifth embodiment of the present invention.

FIGS. 19 to 21 are explanatory diagrams showing a sixth embodiment of the present invention.

[Explanation of symbols]

1, 1A, 1B: Insulation box body, 2: Container with lid, 3: Jacket, 4: Styrofoam material, 5, 5A: Opening / closing lid, 6: Opening, 7: Jacket, 8: Styrofoam material, 9, 9A, 9B: heat retention sheet, 10: upper storage recess, 11: lower storage recess, 12: temperature control knob, 13: electric heater, 14: battery, 15: cord, 16, 16A to 16E: catering heat retention box, 17 : Battery storage recess 18: Handle 19: Mounting bracket 20: Partition plate 21: Partition plate storage groove 22: Cooling body 23: Cooling body storage recess

Claims (4)

(57) [Claims] 1. A heat insulation box main body made of a heat insulating material capable of stacking and storing food containers with lids in at least two or more stages, and a heat insulating material capable of opening and closing an opening of the heat insulation box main body. At least one heating element capable of maintaining the heat of the container with the lid at least housed between the container with the lower lid and the container with the upper lid stored in the heat retaining box main body. And a supporting recess formed on the upper and lower surfaces of the heat insulating sheet to support the upper and lower surfaces of the lidded container. 2. A heat-insulating box main body made of a heat-insulating material capable of stacking and storing containers with foods in at least two or more stages, and a heat-insulating material capable of opening and closing an opening of the heat-insulating box main body. One or more units provided with an opening / closing lid, and an electric heater capable of maintaining the temperature of the lidded container stored at least between the lower lidded container and the upper lidded container stored in the heat retaining box main body. A heat retaining sheet, supporting recesses formed on the upper and lower surfaces of the heat retaining sheet to support the upper and lower surfaces of the lidded container, and a battery installed in the heat retaining box body for supplying current to an electric heater of the heat retaining sheet. An insulated box for catering, comprising: 3. A heat-insulating box main body made of a heat-insulating material capable of stacking and storing food containers with lids in at least two or more stages, and a heat-insulating material capable of opening and closing an opening of the heat-insulating box main body. Opening / closing lid, and a heating element or a cooling / heating element capable of maintaining the temperature of the lidded container interposed between the lower, upper and lower lidded containers and the upper lidd container in the heat retaining box body A catering heat insulating box comprising: at least three or more heat insulating sheets having: a support recess formed on the upper and lower surfaces of the heat insulating sheet to support the upper and lower surfaces of the lidded container. 4. A heat insulation box main body made of a heat insulating material capable of stacking and storing food containers with lids in at least two or more stages, and said heat insulation box main body being detachably or fixedly mounted in the heat insulation box main body. A partition plate for partitioning the inside of the heat retaining box body into two or more rooms, an opening / closing lid made of a heat insulating material capable of opening and closing the opening of the heat retaining box body, and housed in the heat retaining box body divided by the partition plate, respectively A heat retaining sheet having a heating element or a cooling element capable of maintaining the temperature of the container with the lid at least stored between the container with the lower lid and the container with the upper lid, and the upper and lower surfaces of the heat retaining sheet A catering heat insulating box, comprising: a support recess formed to support upper and lower surfaces of the lidded container.