KR102248957B1 - Insulated box with inslulation seet - Google Patents

Abstract

Disclosed is an invention for a cold storage box using insulating sheet paper. The cold box using the disclosed insulating sheet paper: is formed using insulating sheet paper, and includes a box body provided with an accommodation space for accommodating storage, and the box body extends to be folded at the bottom and the circumferential surface of the bottom. It characterized in that it comprises a side portion for supplying cold air from at least a portion of the storage object side, and a cover portion extending so as to be folded on the circumferential surface of the side portion.

Description

Insulation box with insulation sheet {INSULATED BOX WITH INSLULATION SEET}

The present invention relates to a cold storage box using insulation sheet paper, and more particularly, since the box body is formed using insulation sheet paper, it is possible to effectively maintain the heat insulation state, and additionally, dry ice is provided by providing a cold air supply part in the box body. It relates to a cold storage box using an insulating sheet paper that can be accommodated and continuously supplied with cold air to the storage object, thereby storing the storage object for a long time and transporting it.

In general, ice cream, beverages, frozen and refrigerated meat, chicken, pizza, hot food, etc.Insulated (frozen products, refrigerated products) and warm product transport boxes are frozen and refrigerated by blocking the outflow of cold and warm inside. And as a box to be stored and transported in a warmed state, it is also called a cold storage and warming box.

The cold and warm product transport box mainly includes a box body formed to have an accommodation space therein using styrofoam, and a cover made of a scrofoam material that covers the box body. A vinyl sheet paper is attached to the circumference of the box body, and the vinyl sheet paper is configured to have a printed surface consisting of the product name, manufacturing date, and various information.

Transport boxes for these cold and warm products were often manufactured with styrofoam.

However, there are several problems such as reluctance to collect the styrofoam in the collection company as it is gradually difficult to recycle styrofoam due to the reinforcement of environmental laws, in the conventional manufacturing and use of a styrofoam box for transporting ice cream cakes. In addition, in the conventional cold storage box for ice cream cake transportation, it is impossible to print directly on the circumferential surface of the styrofoam, so a vinyl paper having a printing surface is adhered with an adhesive. Since it does not give the print quality, it has a problem that the print quality is remarkably deteriorated.

Therefore, there is a need to improve this.

As a related background technology, there is Korean Registered Patent Publication No. 15794424 (2015.12.16, title of invention: paper box for thermal insulation and cooling with a water-resistant sheet).

The present invention is created by the necessity as described above, and since the box body is formed using insulating sheet paper, it is possible to effectively maintain the heat insulation state, and additionally, a cold air supply unit is provided in the box body to accommodate dry ice to be stored in the storage. It is an object of the present invention to provide a cold storage box using heat-insulating sheet paper that can be transported while storing the stored material for a long time by continuously supplying cold air.

In order to achieve the above object, the cold storage box using the insulation sheet paper according to the present invention includes a box body formed using insulation sheet paper and provided with an accommodation space for accommodating a storage object, and the box body includes a bottom portion ; A side portion extending so as to be folded on the circumferential surface of the bottom portion and supplying cool air from at least a portion to the storage object; And a cover portion extending so as to be folded on a circumferential surface of the side portion.

The side portion may include a main side portion formed on a circumferential surface of the bottom portion on which the cover portion is provided; And a cold air supply unit disposed adjacent to the main side portion and provided on the other circumferential surface of the bottom portion to supply cool air to the storage object through dry ice accommodated therein.

The cold air supply unit may include: a first cold air supply side portion connected to the circumferential surface of the bottom portion; A separation unit connected to the first cold air supply side portion and formed to have a separation space portion in which the dry ice is accommodated; And a second cold air supply side portion connected to the separation holding portion and formed to correspond to the first cold air supply side portion.

The cold air supply part is characterized in that an input opening and closing part for introducing the dry ice is formed.

The input opening/closing part is cut in at least one of the first cold air supply opening/closing part or the space keeping part to be open/closed.

The second cold air supply side portion is characterized in that a plurality of cold air discharge holes for discharging the cold air generated from the dry ice are formed.

A load support portion is provided on a circumferential surface of the second cold air supply side portion and is adhered to the bottom portion to maintain the shape of the cold air supply portion.

A pair of auxiliary side portions for covering the cold air supply portion are further provided on the circumferential surface of the main side portion.

The cover portion is characterized in that a cover restraining portion for restraining a position of the auxiliary side portion is provided by fitting a fitting protrusion into the cut-out portion of the auxiliary side portion.

The heat insulating sheet paper, a heat insulating paper formed to improve the heat insulating properties by combining the metal foil and the bonding paper; An inner paper that is adhered to the bonding paper of the heat insulating paper and forms an inner side of the transport box; And a printing paper adhesively formed on the metal foil among the heat insulating paper and having a printing surface provided on an outer surface thereof.

The metal foil includes either aluminum foil or copper foil, and the heat insulating paper is bent and arranged in a wrinkle shape so that a heat shielding space is formed while a protruding portion is adhered to the side surfaces of the printing paper and the inner paper. .

A reinforcing metal foil is further included on one side of the inner paper, and the reinforcing metal foil comprises any one of aluminum foil or copper foil.

The cold storage box using the insulation sheet paper according to the present invention can effectively maintain the insulation state because the box body is formed using the insulation sheet paper, and additionally, a cold air supply part is provided in the box body to accommodate dry ice to cool air in the storage. By continuously supplying, it is possible to transfer the stored material while storing it for a long time.

In addition, according to the present invention, dry ice accommodated in the cold air supply unit may be exposed to the outside by using the auxiliary side portion and the cover restraining unit to prevent frostbite from being in contact with a human body.

In addition, the present invention, in manufacturing the insulating sheet paper, by laminating a metal foil made of aluminum material and a bonding paper to form a wrinkle, and by providing an inner paper on one side of the insulating paper and a printing paper on which a printing surface is formed on the other side, eco-friendly At the same time, the cooling and warming functions are improved, and the printing surface is integrally formed on the printing paper, thereby improving the printing quality.

1 is a perspective view of a cold storage box using an insulating sheet paper according to an embodiment of the present invention.
2 is an exploded view of a cold storage box using an insulating sheet paper according to an embodiment of the present invention.
3 is a perspective view showing a folding process of a cold air supply unit in a cold storage box using an insulating sheet paper according to an embodiment of the present invention.
4 is a perspective view showing a process of folding a cover portion in a cold storage box using an insulating sheet paper according to an embodiment of the present invention.
5 is a perspective view showing an assembly process of an auxiliary side portion and a cover restraint portion in the cold storage box using an insulating sheet paper according to an embodiment of the present invention.
6 is an assembly cross-sectional view of a cold storage box using an insulating sheet paper according to an embodiment of the present invention.
7 is an exploded cross-sectional view and a junction cross-sectional view of the insulating sheet paper in the cold storage box using the insulating sheet paper according to an embodiment of the present invention.
8 is a cross-sectional view of a state in which a coating layer is further provided on the printing surface of the printing paper in the thermal insulation sheet paper of the cold storage box using the thermal insulation sheet paper according to an embodiment of the present invention.
9 is a cross-sectional view of a state in which a reinforcing metal foil is further provided on the inner paper in the insulation sheet paper of the cold storage box using the insulation sheet paper according to an embodiment of the present invention.

Hereinafter, with reference to the accompanying drawings will be described a cold box using the insulating sheet paper according to an embodiment of the present invention.

In this process, the thickness of the lines or the size of components shown in the drawings may be exaggerated for clarity and convenience of description. In addition, terms to be described later are terms defined in consideration of functions in the present invention, which may vary according to the intention or custom of users or operators. Therefore, definitions of these terms should be made based on the contents throughout the present specification.

1 is a perspective view of a cold storage box using insulation sheet paper according to an embodiment of the present invention, Figure 2 is an exploded view of a cold storage box using insulation sheet paper of the insulation sheet paper according to an embodiment of the present invention. 3 is a perspective view showing a folding process of a cold air supply unit in a cold storage box using an insulating sheet paper according to an embodiment of the present invention, and FIG. 4 is a cover part folding in a cold storage box using an insulation sheet paper according to an embodiment of the present invention. A perspective view showing the process, Figure 5 is a perspective view showing the assembly process of the auxiliary side portion and the cover restraint portion in the cold box using the insulating sheet paper according to an embodiment of the present invention, Figure 6 is a thermal insulation according to an embodiment of the present invention An assembly cross-sectional view of a cold storage box using sheet paper, Figure 7 is an exploded cross-sectional view and a junction cross-sectional view of the insulation sheet paper in the cold storage box using the insulation sheet paper according to an embodiment of the present invention, Figure 8 is according to an embodiment of the present invention In the thermal insulation sheet paper of the cold storage box using the insulation sheet paper, a cross-sectional view of a state in which a coating layer is further provided on the printing surface of the printing paper, and FIG. 9 is an inner paper It is a cross-sectional view of a state in which the reinforcing metal foil is further provided.

Referring to Figures 1 to 9, the cold box using the insulating sheet paper according to an embodiment of the present invention, the box body 200 formed using the insulating sheet paper 100 and provided with an accommodation space for accommodating a storage object. ).

In the cold storage box using insulating sheet paper according to an embodiment of the present invention, the box body 200 includes a bottom portion 210, a side portion 220, and a cover portion 230.

The bottom part 210 is formed in a square shape, and is seated on the floor to support the storage material accommodated in the receiving space of the box body 100.

Of course, the bottom part 210 is shown as a rectangle including a rectangle and a square, but may have various shapes such as a triangle, a pentagon, a hexagon, and a circle as needed.

The side portion 220 is formed to extend so as to be folded on the circumferential surface of the bottom portion 210 and is configured to supply cold air from at least a portion of the portion to the storage object.

When the bottom portion 210 is square, the side portions 220 are all formed of the same size, and when the bottom portion 210 is rectangular, the two side portions 220 are formed larger, but 2 The side portions 220 of the dogs are formed small.

The cover portion 280 is formed to extend so as to be folded on the circumferential surface of the side portion 220, and is preferably formed to correspond to the size of the bottom portion 10.

The side portion 220 is disposed adjacent to the main side portion 230 formed on any of the peripheral surfaces of the bottom portion 210 on which the cover portion 280 is provided, and adjacent to the main side portion 230, and the bottom portion 210 ) Is provided on the other circumferential surface and includes a cold air supply unit 240 for supplying cold air to the storage object through dry ice accommodated therein.

The cold air supply unit 240 has a first cooling air supply side portion 241 connected to the circumferential surface of the bottom portion 210 and a spaced space portion connected to the first cold air supply side surface 241 and receiving dry ice. And a second cooling air supply side portion 243 connected to the separation holding portion 242 and formed to correspond to the first cooling air supply side portion 241.

In the cold air supply unit 240, an input opening/closing unit 250 for introducing dry ice may be formed.

The input opening/closing part 250 may be cut in at least one of the first cooling air supply opening/closing part 241 or the space keeping part 242 in the cold air supplying part 240 to be open/closed.

The input opening/closing portion 250 may be configured to be easily opened and closed by the bent portions 252 that are bent at both ends.

A plurality of cool air discharge holes 244 for discharging cool air generated from dry ice may be formed in the second cool air supply side portion 243.

A load support part 245 may be provided on the circumferential surface of the second cool air supply side 243 by being adhesively supported on the bottom part 210 and maintaining the shape of the cool air supply part 240.

The load support part 245 may be formed to be folded in a direction perpendicular to the second cold air supply side part 243 and may be bonded to the upper side of the bottom part 210 with an adhesive or the like to be fixed.

The load supporting part 245 may be attached by being taped on the bottom part 210.

A pair of auxiliary side portions 260 covering the cold air supply portion 240 may be further provided on the circumferential surface of the main side portion 230.

The auxiliary side portion 260 is formed to be elongated so that the pair is covered with each other to cover the outer surface of the first cold air supply side portion 241, thereby blocking the exposure of the input opening and closing portion 260 to the spaced portion through the input opening and closing portion 250. The user's body can be protected by additionally blocking the stored dry ice from being exposed to the outside.

The cover portion 280 may be provided with a cover restraining portion 270 that restricts the position of the auxiliary side portion 260 by inserting a fitting protrusion 272 into the cutout portion 262 of the auxiliary side portion 260. 6, the fitting protrusion 272 of the cover constraining portion 270 is fitted into the cutout 262 of the plurality of auxiliary side portions 260, so that the end of the fitting protrusion 272 is the auxiliary side portion 260 and the Since it is located between the first cold air supply side portion 271, the first cold air supply side portion 241 is separated from the auxiliary side portion 260 to secure a space to improve heat insulation and heat retention.

Since the cover part 280 is formed with a handle part (not shown), it can be folded and used.

The cover restraining portion 270 is formed to cover an area of 40 to 60% of the auxiliary side portion 260. In particular, it is preferable that the cover restraining portion 270 covers an area of about half of the auxiliary side portion 260.

Referring to Figures 7 to 9, the insulating sheet paper 100 according to an embodiment of the present invention is made by including a heat insulating paper 110, inner paper 120 and printing paper 130.

The thermal insulation paper 110 is formed by combining the metal foil 112 and the bonding paper 114 and is formed to improve thermal insulation. The metal foil 112 is characterized in that it includes any one of aluminum foil or copper foil.

In an embodiment of the present invention, the metal foil 112 is illustrated and described as using an aluminum foil.

As the metal foil 112 is formed by thinly spreading aluminum, etc., the bonding paper 114, the printing paper 20, and the inner paper 120 are formed of pulp having a cellulose fiber structure, so that cold air movement is free and cool. On the other hand, the metal foil 112 blocks the movement of cold air and improves the airtightness, thereby enhancing the cool function.

The bonding paper 114 may be made of ordinary paper, and in some cases, the bonding paper 114 may be made of cardboard having a thick thickness. Thereby, the material of the bonding paper 114 is not limited,

The thermal insulation paper 110 may be arranged by bending the paper in a corrugated shape so that the protruding portion is adhered to the side surfaces of the printing paper 130 and the inner paper 120 to form a heat shielding space. By being formed, as the concave heat shielding space is repeatedly formed, the cold air loss of the storage material stored inside the inner paper 120 is reduced to improve the cooling function.

The protruding part of the corrugated insulating paper 110 is adhered to one side of the inner paper 120 and one side of the printing paper 130 in a state that minimizes the contact area through an adhesive, thereby minimizing the transfer area of cold and warm air. have.

The inner paper 120 is formed by bonding to the bonding paper 114 of the heat insulating paper 110, and is configured to form the inner side of the transport box. The inner paper 120 may be made of ordinary paper, and in some cases, the inner paper 120 may be made of a cardboard having a thick thickness. Accordingly, it is preferable that the material of the inner paper 120 is not limited.

A protective layer may be further provided on the inner side of the inner paper 120 to prevent absorption of moisture and foreign matter. The protective layer may be formed as a coating or may be formed by applying a synthetic resin coating.

The printing paper 130 is formed by bonding to the metal foil 112 of the thermal insulation paper 110, and has a printing surface 132 provided on the outer surface. The printing surface 132 is formed integrally by printing through a printer on the outer surface of the printing paper 130.

Thus, conventionally, the printed vinyl paper adheres to the circumferential surface of the styrofoam box, and there is a problem in that the printed vinyl paper is peeled off or separated, whereas in the case of the present invention, the printing surface ( As 132 is formed integrally, there is no fear that the printing paper 130 and the printing surface 132 are separated. Print quality can be improved.

Referring to FIG. 8, a coating layer 140 may be formed on the outer surface of the printing paper 130.

Since the metal foil 112 and the coating layer 140 block the movement of air between the metal foil 112 and the coating layer 140, it is possible to cool the insulation by reducing the loss of cold and warm air of the cold and warm products stored inside the inner paper 120 And it characterized in that it improves the warming function.

The coating layer 140 may include a laminate coating layer. As the coating layer 140 is laminated to a set thickness on the printing surface 132 of the printing paper 130, the bonding paper 114, the inner paper 120, and the printing paper 130, etc. have a cellulose fiber structure. Since it is formed of pulp (paper), the cold air movement is free and the cooling performance may be lowered, but the coating layer 140 doubles the movement of the cold air together with the metal foil 112 to improve the airtightness, so the cooling performance will be improved. I can.

Referring to FIG. 9, a reinforcing metal foil 150 may be further included on one side of the inner paper 120.

Since the metal foil 112 and the reinforced metal foil 150 block air movement between the metal foil 112 and the reinforced metal foil 150, the cold air loss of the storage stored inside the reinforced metal foil 150 is reduced and cool Function can be improved.

The reinforcing metal foil 150 may include any one of aluminum foil or copper foil. In an embodiment of the present invention, the reinforcing metal foil 150 is illustrated and described as being formed of an aluminum foil.

As the reinforcing metal foil 150 is formed by thinly spreading aluminum, etc., the bonding paper 114, the inner paper 120, and the printing paper 130 are formed of pulp (paper) having a cellulose fiber structure, so that cold air movement is possible. Although it is free, the cooling performance may be lowered, but the reinforced metal foil 150 doubles the movement of cold air together with the metal foil 112 to improve heat insulation and airtightness, so that the cooling performance may be improved.

In particular, a space is formed between the reinforced metal foil 150 and the metal foil 112 by the corrugation shape of the thermal insulation paper 110, and as the air does not move in the spaced space, the cold air transmission state is remarkable. By lowering it, the cooling performance can be further improved.

On the other hand, the configuration of forming the coating layer 140 on the outer surface of the printing paper 130 in FIG. 8 and the configuration of forming the reinforcing metal foil 150 on the inner surface of the inner container 20 in FIG. May be.

Although the present invention has been described with reference to the embodiments shown in the drawings, this is only illustrative, and those of ordinary skill in the field to which the technology pertains, various modifications and other equivalent embodiments are possible. I will understand.

Therefore, the true technical protection scope of the present invention should be determined by the following claims.

100-: Insulation sheet paper 110: Insulation paper
112: metal foil 114: bonding paper
120: inner paper 130: printing paper
140: coating layer 150: reinforcing metal foil
200: box body 210: bottom
220: side portion 230: main side portion
240: cold air supply unit 241: first cold air supply side portion
242: separation maintenance unit 244: cold air discharge hole
245: load support part 250: input opening and closing part
252: bent portion 260: auxiliary side portion
262: cutout 270: cover restraint
272: fitting protrusion 280: cover

Claims (12)

It is formed using insulating sheet paper, and includes a box body provided with an accommodation space for accommodating storage,
The box body, the bottom portion; A side portion extending so as to be folded on the circumferential surface of the bottom portion and supplying cool air from at least a portion to the storage object; And a cover portion extending so as to be folded on the circumferential surface of the side portion; and
The side portion may include a main side portion formed on a circumferential surface of the bottom portion on which the cover portion is provided; And a cold air supply unit disposed adjacent to the main side portion, provided on the other circumferential surface of the bottom portion, and supplying cold air to the storage object through dry ice accommodated therein,
The cold air supply unit may include: a first cold air supply side portion connected to the circumferential surface of the bottom portion; A separation unit connected to the first cold air supply side portion and formed to have a separation space portion in which the dry ice is accommodated; And a second cold air supply side portion connected to the separation holding portion and formed to correspond to the first cold air supply side portion; and
A pair of auxiliary side portions covering the cold air supply portion are further provided on the circumferential surface of the main side portion,
The cover portion is provided with a cover restraining portion for restraining the position of the auxiliary side portion by fitting a fitting protrusion into the cut-out portion of the auxiliary side portion,
The heat insulating sheet paper, a heat insulating paper formed to improve the heat insulating properties by combining the metal foil and the bonding paper; An inner paper that is adhered to the bonding paper of the heat insulating paper and forms an inner side of the transport box; And a printing paper which is adhered to the metal foil among the heat insulating paper and has a printing surface provided on an outer surface thereof.
The fitting protrusion is inserted into the incision and the end of the fitting protrusion is located between the auxiliary side and the first cold air supply side, so that the first cooling air supply side is separated from the auxiliary side to secure a spaced space. Insulation box using insulating sheet paper.
delete delete The method of claim 1,
An insulated box using an insulating sheet paper, characterized in that an input opening and closing part for introducing the dry ice is formed in the cold air supply part.
The method of claim 4,
The insulated box using an insulating sheet paper, characterized in that the input opening and closing part is cut in at least one of the first cooling air supply side part or the space keeping part to be opened and closed.
The method of claim 1,
A cold storage box using an insulating sheet paper, characterized in that a plurality of cold air discharge holes for discharging the cold air generated from the dry ice are formed on the side of the second cold air supply side.
The method of claim 1,
A cold storage box using heat insulating sheet paper, characterized in that a load support part is provided on the circumferential surface of the second cold air supply side portion and adhered to the bottom portion to maintain the shape of the cold air supply portion.
delete delete delete The method of claim 1,
The metal foil includes any one of aluminum foil or copper foil,
The thermal insulation paper is bent in a wrinkle shape so as to form a heat shielding space while a protruding portion is adhered to the side surfaces of the printing paper and the inner paper.
The method of claim 1,
Reinforcing metal foil is further included on one side of the inner paper,
The reinforcing metal foil is a cold storage box using an insulating sheet paper, characterized in that it comprises any one of aluminum foil or copper foil.

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