JPH03200584A - Container for perishable food - Google Patents

Abstract

PURPOSE:To provide a container easy to handle wherein subdividing perishable foods placed in the container is not required when they are taken out, eliminating thereby troubles in subdividing foods, and leaf-shaped foods can be stored and carried in upright position by providing an air-permeable box-shaped body and a plurality of air-permeable bags, containing perishable foods, which are placed in upright position in the box-shaped body. CONSTITUTION:After being filled with perishable foods, inner bags 3 are put into a corrugated cardboard box 1. At that time, the side walls 31-34 of the bags 3 are bent outwardly by virtue of the perishable foods, so that adjacent side walls of the bags 3 are brought into contact with each other, thereby preventing the bags from being misregistered or from falling down. Thereafter, covering boards 16-19 are closed and then the box is precooled and delivered. In this case, since ventilation holes 21-28 are provided in the side walls and the bags 3 are composed of air-permeable synthetic resins, cool air rapidly reach the foods therein. In a retail store, for example, the box 1 is opened and the bags 3 containing foods are separately taken out and put on sale as they are.

Description

DETAILED DESCRIPTION OF THE INVENTION [Object of the Invention] (Industrial Application Field) The present invention relates to a fresh food container suitable for storing fresh food such as fresh vegetables.

(Prior Art) Conventionally, cardboard boxes have been widely used for storing and transporting fresh foods such as leafy fresh vegetables such as cabbage or spinach, mushrooms, or fruits.

The cardboard boxes containing these perishable foods were pre-chilled in a freezer before being shipped.

This is to maintain freshness by cooling and absorbing cold water.

The fresh foods transported in cardboard boxes in this way are divided into small pieces and displayed on the shelves of each retail store.

(21 issues to be solved by the invention) By the way, in such conventional cardboard boxes, multiple pieces of perishable food are stored in the cardboard boxes as they are, so when they are displayed at retail stores etc., -4 cardboard boxes are used. It was necessary to take out some fresh produce from the store, divide it into smaller portions, and display it on store shelves.

In addition, it is known that it is important to store fresh vegetables, especially leafy vegetables, in an upright position to maintain their freshness, but conventional cardboard boxes hold and transport leafy vegetables in an upright position. The problem was that it was difficult to do so.

The present invention has been made based on the above-mentioned circumstances, and its purpose is to make it easy to handle, eliminate the need to divide fresh food stored in a container into smaller portions when taking it out, and save the effort of dividing the fresh food into smaller portions. The objective is to provide a container for fresh food that can be held and transported in an upright position.

[Structure of the Invention j (Means for Solving the Problems) In order to achieve the above-mentioned problems, the container for fresh food according to the present invention includes a box-like body that can be ventilated, and a box-like body for storing fresh food. The present invention is characterized by comprising a plurality of air permeable bags that are housed inside the body in an upright position.

Preferably, the bag is self-supporting.

The bag includes a woven or nonwoven fabric made of split film, flat yarn, monofilament yarn or tape, a net formed by extrusion or injection molding, and a polyolefin film having a large number of holes.

It is preferable that the bags have such a shape and size that there are almost no gaps or uniform gaps between the bags when the bags are housed in a box-like body without containing fresh food. .

Furthermore, the present invention includes a plurality of self-supporting bags containing fresh food;
It is characterized by comprising a box-like body that accommodates these self-supporting bags.

This self-standing bag includes one that is breathable.

(Function) In the fresh food container with the above structure, a plurality of bags are housed in an upright position inside the box-like body, so fresh vegetables such as leaves can be stored upright in the bags. can do. Since the leaves are stored in the bag, they are kept upright without falling over during transportation. Further, when taking out fresh food from a box-like body at a retail store, etc., the fresh food can be taken out along with the bag and placed on the store front and sold together with the bag.

When shipping fresh foods, the fresh foods are stored in a bag inside a box-like body, pre-cooled in a freezer, and then shipped.

At this time, since the box-like body is breathable and the bag inside is also breathable, freezing 1. The cold air of H reaches the stored fresh food as quickly as possible.

Therefore, pre-cooling and making fresh foods absorb cold water to maintain freshness can be quickly performed.

(Example) Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 is a perspective view of a fresh food container according to a first embodiment of the present invention. The fresh food container shown in the figure has a cardboard box (box-shaped body) 1 having ventilation holes 2 in the wall surface, and a plurality of inner bags (bags) 3 housed inside the cardboard box 1.

The inner bag 3 is self-supporting by itself. The inner bag 3 is inserted into the cardboard box 1 so that it can be freely removed from the cardboard box 1. That is, the inner bag has a shape and size that creates almost no gaps or uniform gaps 71 between the inner bags 3 when the inner bags are stored in a cardboard box without containing fresh foods, for example. ing.

FIG. 2 is a perspective view of the cardboard box 1 of the fresh food container shown in FIG. The cardboard box 1 shown in the figure includes side walls 11, 12, 13, 14, a lower wall 15, and a lid 16 forming the upper wall. It has an angle of 17°18.19.

These side wall surfaces 11゜12.13.14, bottom wall surface 15,
The lid parts 16, 17, 18, and 19 are all made of cardboard. 21.22 are ventilation holes provided in the side wall surface 11, 23.24 are ventilation holes provided in the side wall surface 12, 25.26 are ventilation holes provided in the side wall surface 13, 27.
Reference numeral 28 indicates a ventilation hole provided in the side wall surface 14. These ventilation holes 21 to 28 provide ventilation between the inside and outside of the cardboard box.

FIG. 3 is a perspective view of the inner bag 3 of the fresh food container of FIG. 1. The inner bag 3 in the figure has a side wall portion 31°32.33.34.
It has a bottomed right-angled cylindrical shape having a bottom wall portion 35 and a bottom wall portion 35 . 36 indicates an opening at the top of the inner bag 3. The inner bag 3 is made of a breathable synthetic resin sheet, such as a polyethylene film split fiber nonwoven fabric (for example, Japanese Patent Publication No. 52-4672).
It consists of Warif (trade name, manufactured by Nippon Petrochemical Co., Ltd.) manufactured by the manufacturing method disclosed in No.

If a polyethylene film split fiber nonwoven fabric having a certain degree of rigidity is used, it is possible to extend the distance from the peripheral edge of the bottom wall portion 35 to the side wall portion 3.
1. 32, 33, and 34 can stand up on their own with the opening 36 of the inner bag 3 expanded.

Six inner bags 3 shown in FIG. 3 are loosely pushed into the cardboard box 1 shown in FIG. 2 so that the openings 36 face upward. This produces the fresh food container shown in FIG.

In order to use the container for fresh food shown in FIG. At this time, since the side walls 31 to 34 of the inner bag 3 are curved outward by the fresh food, the side walls of the inner bags 3 come into contact with each other to prevent positional displacement and overturning. Then, one of the lid parts 16 is closed. Pre-chill this in the freezer before serving. At this time, ventilation holes 21 to 28 are provided in the cardboard box 1, and the inner bag 3 is made of a breathable synthetic resin sheet of 1Ik.
i, so the cold air quickly reaches the stored fresh food. In a retail store or the like, the cardboard box 1 can be opened, the fresh food including the inner bag 3 can be taken out, and it can be displayed on the store shelf.

FIG. 4 is a perspective view of a fresh food container according to a second embodiment of the present invention. The container for fresh food in the same figure has ventilation holes 42.
This embodiment is similar to the embodiment shown in FIG. 1 in that it includes a cardboard box 41 having a diameter of 100 mm and an inner bag 43 loosely inserted into the interior of the cardboard box 41. In the embodiment shown in FIG. 4, in addition to the one shown in FIG. 1, a cut tape 44 is provided inside the side wall surface of the cardboard box 41, and the cardboard box 41 is divided into an upper part 45 and a lower part 46. It is characterized by

The cut tape 44 may be a known one, such as a tape made of polyurethane resin attached to the inside of the side wall of the cardboard box 41 at any height and the end of the tape exposed outside the cardboard box 41. You can use one.

To use the fresh food container shown in FIG. 4, first store the fresh food in the inner bag 43 of the fresh food container shown in FIG.
Close. This is pre-cooled in the freezer and shipped. At this time, since the cardboard box 1 is provided with ventilation holes 21 to 28 and the inner bag 3 is made of a breathable synthetic resin sheet, the cold air quickly reaches the stored fresh food. At a retail store or the like, the cut tape 44 is peeled off from the cardboard box 41 and the cardboard box 41 is separated into an upper part 45 and a lower part 46. As a result, if the upper part 45 of the cardboard box 41 is removed, the box will be in a state as shown in FIG. 5, and fresh foods can be displayed in stores as is.

FIG. 6 is a sectional view of a fresh food container according to a third embodiment of the present invention. In the figure, the cardboard box 61 and inner bag 63 are the same as the cardboard box 1 shown in FIGS. 2 and 3.
and the same as the inner bag 3. A container 65 is made of a waterproof film, and a water-absorbing member 66 is placed inside the container 65. The water-absorbing member 66 is kept moist. The inner bag 6 is placed on top of this water-absorbing member 66.
3 to form a fresh food container.

The waterproof container 665 may be made of a material that does not permeate moisture, but is preferably made of polyolefin such as polyethylene, polypropylene, or ethylene-vinyl acetate copolymer. The water-absorbing member 66 may be made of, for example, a sponge-like material such as corpus cavernosum, a water-absorbing polymer, or the like.

According to the embodiment shown in FIG. 6, the fresh food stored in the inner bag 63 is held in an upright state, but since there is a water-absorbing member 66 at the bottom of the inner bag 63, the moisture is absorbed into the bottom wall of the inner bag 63. The liquid passes through the inner bag 63 and reaches the fresh food within the width of the inner bag 63. This keeps fresh food fresh longer.

Note that a waterproof film may be attached or coated on the inside of the cardboard box 61 without providing the container 65.

(Modifications of Embodiments) In the first to third embodiments described above, the shape of the box-like body is a rectangular parallelepiped having a rectangular bottom wall surface and side wall surfaces rising from the periphery of the bottom wall surface. However, the present invention is not limited to this, and depending on the contents to be stored, various shapes such as a diamond, triangular, or round planar cross section can be used. Furthermore, the bags do not have to have the same shape. Further, although the box-shaped body is made of ordinary corrugated paper, the present invention is not limited to this, and boxes made of various materials can be used. Although the ventilation holes were provided on the side wall surface, they may be provided on the top wall surface or the bottom wall surface as long as the effect of ventilation can be achieved. You can make any number of ventilation holes. Also, depending on the food, it may not be necessary to provide ventilation holes.

Further, the box-like body may be formed of a frame member as long as it can support the bag body. The number of bags accommodated in one box-like body may be any number as long as it is plural.

In the first to third embodiments described above, the shape of the bag is a rectangular parallelepiped having a rectangular bottom wall and a side wall rising from the periphery of the bottom wall. Various shapes can be used depending on the contents to be stored. The bag body may be provided with a lid, a handle, a hand hook hole, or the like. Alternatively, the opening may be closed with a string or the like. In addition, a lid is provided on the opening of the bag,
It may be closed using a zipper or the like.

If the bag is self-supporting as in the above embodiment, it will be easier to store fresh food and convenient for arranging the bags in a retail store, but it may be non-self-supporting. In this case, for example, the bag may be hung in a retail store.

A label or tape may be attached to the bag so that the type of contents can be distinguished.

The bag body may be made of, for example, a breathable synthetic resin sheet, and examples of the breathable synthetic resin sheet include the above-mentioned film split fiber nonwoven fabric such as Warif (trade name), as well as flat yarn. , woven fabric made of monofilament yarn or tape (e.g. Utility Model Act 53-4)
Meltac (trade name, manufactured by Japan Petrochemical Co., Ltd.) disclosed in No. 9902) or nonwoven fabric (for example,
Meltac (trade name, manufactured by Nippon Petrochemicals Co., Ltd.) disclosed in No. 4-19425), a net formed by extrusion molding or injection molding, a synthetic resin film having many holes, etc. can be used.

[Effects of the Invention] As explained above, the container for fresh food according to the present invention includes a box-like body that can be ventilated, and a container for storing fresh food in an upright position inside the box-like body. Since it is equipped with a plurality of air permeable bags, it is possible to store and transport fresh foods, especially leafy fresh vegetables, etc. in an upright position, thereby preserving the freshness of the stored fresh foods for a longer period of time. I can do it. In addition, since the box-like body is breathable and the bag inside is breathable, when pre-cooling with frozen rhinoceros before shipping, it is possible to pre-cool quickly and allow the cold moisture to be absorbed into the fresh food, making it more convenient. Good freshness retention is achieved. Furthermore, since the fresh food container according to the present invention stores a plurality of bags containing fresh food inside the box-like body, the retailer Nagote takes out the fresh food along with the bags and displays them on the store shelf. There is no need to subdivide it as before. Therefore, it has the effect of being easy to handle and saving time and effort.

[Brief explanation of drawings]

1 is a perspective view of a fresh food container according to a first embodiment of the present invention; FIG. 2 is a perspective view of a cardboard box of the fresh food container of FIG. 1; FIG. FIG. 4 is a perspective view of the inner bag of the fresh food container according to the second embodiment of the present invention; FIG. 5 is a perspective view of the inner bag of the fresh food container of FIG. FIG. 6 is a perspective view showing a state in which the upper part of the cardboard box is separated. FIG. 6 is a sectional view of a fresh food container according to a third embodiment of the present invention. 1.41,61: Box-shaped body (cardboard box), 3.43.6
3: Bag body (inner bag), 2.21 to 28, 42: Ventilation holes. 3 66

Claims (5)

[Claims] (1) A ventilated box-like body; and a plurality of breathable bags that store fresh food in an upright position inside the box-like body. Containers for fresh food. (2) The fresh food container according to claim 1, wherein the bag is self-supporting. (3) The bags have a shape and size such that when the bags are housed in the box-shaped body without containing fresh food, there are almost no gaps or uniform gaps between the bags. The container for fresh food according to claim 1, characterized in that: (4) A fresh food container characterized by comprising a plurality of self-supporting bags for storing fresh food and a box-like body for storing these self-supporting bags. (5) The fresh food container according to claim 4, wherein the self-supporting bag has air permeability.