JP6231712B2 - Folding packaging box - Google Patents

Description

  Embodiments of the present invention relate to a foldable packaging box that can store a product, and more particularly, to a foldable packaging box that can store, move, and load a product.

  The packaging box is used for a decoration effect by storing the product to prevent the product from being damaged. As the industry develops, various products are produced to produce various packaging boxes.

  In general, a cake packaging box that is commonly used for packaging and selling cakes at a cake shop or the like mainly uses a folding packaging box made of a paper material. Since such a cake packaging box is assembled by folding, it is easy to store and assemble. However, since the conventional cake packaging box has one storage space inside, only the cake can be stored inside, and accessories such as knives and candles to be stored together can be put in a separate bag separately There was a hassle of having to wrap it.

  In particular, unlike ordinary cakes, ice cream cakes should be packaged with dry ice that provides cold air, and the packaging box should maintain heat dissipation. The conventional packaging box for ice cream cake does not have a separate space for storing dry ice inside, and the ice cream cake and dry ice should be packed together in one storage space. Moreover, since the packaging box for ice cream cakes is not made of paper but is made of a foamed polystyrene material for heat dissipation, it is difficult to store, and it occupies a large space for storing it. Further, since the conventional ice cream cake packaging box does not have a handle for gripping due to its material properties, a separate string for gripping at the time of packaging should be fastened to the box. For this reason, an operator's packaging efficiency fell and the packaging time increased.

  In the embodiment of the present invention, the internal storage space can be stably divided into upper and lower parts through assembly, and separate products can be stored, respectively. Has the purpose of providing

  In order to achieve the above object, a foldable packaging box according to an embodiment of the present invention includes a bottom plate portion that supports a product, a vertically extending foldable form from the bottom plate portion, and a hook groove that is provided to store the product. And a top plate portion that is formed integrally with the side plate portion so as to be capable of hermetically opening and closing the storage space. Here, the upper plate portion faces the bottom plate portion, separates the storage space into a lower storage space and an upper storage space, and is inserted into the engagement groove to prevent the storage space from drooping toward the bottom plate. A shield plate provided with an engaging projection, and an external upper plate provided with an insertion piece that is inserted into the inside of the side plate portion at one end to open and close the upper storage space, facing the shield plate from above the shield plate, including.

  According to an embodiment of the present invention, the upper plate portion is disposed between the outer upper plate and the blocking plate so as to face the blocking plate, and the first inner upper plate that seals the upper storage space; A handle piece formed by cutting a part of the first inner upper plate, and a portion connected to the first inner upper plate so as to be bendable, and the outer upper plate for pulling out the handle piece to the outside. A first heat dissipating piece that is formed by cutting a part of the plate, and a portion connected to the outer upper plate is foldable so as to be able to open and close the upper storage space;

According to an embodiment of the present invention, the first heat radiating piece is further inserted into the external upper plate in a state where the handle piece is pulled out to maintain the temperature of the upper storage space.
According to an embodiment of the present invention, the blocking plate further comprises a fixing piece for fixing the position of the front Symbol blocking plate.

  According to an embodiment of the present invention, the first and second end portions facing each other are arranged to be bent upward to form the upper storage space, and the first end portion of the barrier plate is It is connected with a side plate part, and the 2nd end part of the above-mentioned interception board is arranged facing the above-mentioned insertion piece. Here, the fixed piece extends from the second end of the blocking plate.

  According to an embodiment of the present invention, the side plate portion includes first, second, third, and fourth side plates that are vertically extended from the bottom plate portion so as to be bent, and one side of the fourth side plate. A coupling piece that is foldably extended from the end, includes the engagement groove, and is coupled to the inner surface of the first side plate. Here, the first inner upper plate, the blocking plate, and the outer upper plate are foldably extended from the first side plate, the second side plate, and the fourth side plate, respectively.

  According to an embodiment of the present invention, the upper plate portion is foldably extended from the third side plate and is disposed between the first inner upper plate and the outer upper plate to seal the upper storage space. A second internal upper plate that is provided at a position corresponding to the first heat dissipating piece, and a part of the second internal upper plate is cut in order to pull out the handle piece to the outside. And a second heat dissipating piece that can be opened and closed by being connected to be connected.

  According to an embodiment of the present invention, the second heat radiating piece is further inserted into the second inner upper plate with the handle piece pulled out to maintain the temperature of the upper storage space, and the fixed piece. Is assembled between the second inner upper plate and the outer upper plate.

  According to the embodiment of the present invention as described above, the folding packaging box includes a blocking plate that separates the internal storage space into two upper and lower storage spaces, thereby making a plurality of products characteristic of the product. It can be stored separately. In particular, foldable packaging boxes store main products such as cakes and ice cream cakes in the lower storage space, and accessories such as candles, knives, or dry ice are stored in the upper storage space separately from the main products. can do. In particular, a product such as an ice cream cake can efficiently provide cold air by arranging a temperature control member such as dry ice on the upper side, and the upper storage space includes a lower storage space and an upper plate portion. An air layer is formed between them, and it is possible to maintain the cooling effect by blocking external air from directly flowing into the lower storage space. As a result, the product can be kept at a low temperature for a long time, so that the foldable packaging box can pack and store the refrigerated or frozen product in an optimum state.

Moreover, since the foldable packaging box of the present invention is assembled by the folding method, it can be easily disassembled and assembled, and can be stored easily.
Further, since the folding packaging box can stably fix the position of the shielding plate without a separate adhesive member, the assembling property and the assembling efficiency can be improved, and the product packaging time can be shortened.

  Further, the folding packaging box includes the handle piece and the first and second heat radiating pieces, so that the handle piece can be easily pulled out to the outside without opening the outer upper plate in a state where the assembly is completed. As a result, the user can hold the folding packaging box without providing additional members such as a separate string, which facilitates transportation after product packaging, improves the efficiency of the packaging work, and improves the packaging time. Can be shortened.

  Further, since the folding packaging box can seal the outer upper plate and the second inner upper plate using the first and second heat radiating pieces in a state where the handle piece is pulled out, the heat radiation of the upper storage space can be achieved. Efficiency can be improved. As a result, when storing a member that provides cold air like dry ice in the upper storage space, it is possible to prevent the loss of cold air, so that products that are sensitive to temperature, such as ice cream cake, are in an optimal state. Can be packaged and stored.

  Further, the folding packaging box may not be pulled out to the outside depending on the assembling method. Therefore, the folding packaging box can be easily loaded and stored in a state where the product is packaged in the folding packaging box.

1 is a schematic development view illustrating a folding packaging box according to an embodiment of the present invention. It is a schematic perspective view explaining an example of the assembly of the foldable packaging box shown in FIG. It is a schematic longitudinal cross-sectional view explaining the foldable packaging box shown in FIG. It is a perspective view explaining the assembly process of the foldable packaging box shown in FIG. It is a perspective view explaining the assembly process of the foldable packaging box shown in FIG. It is a perspective view explaining the assembly process of the foldable packaging box shown in FIG. It is a schematic perspective view explaining another example of the assembly of the foldable packaging box shown in FIG. It is a perspective view explaining the assembly process of the foldable packaging box shown in FIG. It is a perspective view explaining the assembly process of the foldable packaging box shown in FIG. FIG. 6 is a schematic development view illustrating a folding packaging box according to another embodiment of the present invention.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. However, the present invention should not be limited to the embodiments described below, and may be embodied in various other forms. The following examples are provided to fully convey the scope of the invention to those skilled in the art of the invention rather than to be completed completely.

  In an embodiment of the present invention, when an element is described as being placed on or coupled to another element, the element is placed directly on or coupled to the other element. Other elements may be interposed between them. On the other hand, if one element is described as being directly placed on or connected to another element, there is no other element between them. Terms such as first, second, third, etc. are used to describe various items such as various elements, compositions, regions, layers and / or portions, but the items are limited by these terms. There is nothing.

  The terminology used in the embodiments of the present invention is used only for the purpose of describing the specific embodiments and is not intended to limit the present invention. Further, unless otherwise limited, all terms including technical and scientific terms have the same meaning as understood by those skilled in the art having ordinary knowledge in the technical field of the present invention. The terms as defined in ordinary dictionaries are parsed to have a meaning consistent with their meaning in the context of the related art and the description of the invention, and are ideally or excessively contoured unless explicitly limited. It is not analyzed with a simple intuition.

  Embodiments of the present invention will be described with reference to a schematic illustration of an ideal embodiment of the present invention. Thereby, a change from the shape of the illustration, for example, a change in manufacturing method and / or tolerance is sufficiently predictable. Thus, embodiments of the present invention are not described as limited to specific shapes of regions described as illustrations, but include deviations in shapes, and the elements described in the drawings are schematic. These shapes are not intended to illustrate the exact shape of the elements, nor are they intended to limit the scope of the invention.

FIG. 1 is a schematic development view illustrating a foldable packaging box according to an embodiment of the present invention, and FIG. 2 is a schematic perspective view illustrating an example of assembly of the foldable packaging box shown in FIG. is there.
1 and 2, a foldable packaging box 400 according to an embodiment of the present invention is a packaging box for storing and moving products therein, and stores a plurality of products in different storage spaces. It is easy to assemble because it is foldable. In particular, the foldable packaging box 400 is easy to store a product to be packaged together with a separate accessory such as a knife or a candle, such as a general cake or ice cream cake, or a temperature control member such as dry ice. It is.

  In particular, the foldable packaging box 400 is formed as a single plate with the components provided integrally before assembling as shown in FIG. 1, and after assembling, as shown in FIG. Is made.

In one embodiment of the present invention, the foldable packaging box 400 is made of a paper material or a PET synthetic material.
The foldable packaging box 400 includes a bottom plate 100 that supports a product, a side plate portion 200 that forms a storage space for storing the product, and an upper plate portion 300 that seals the storage space.

As shown in FIG. 1, the bottom plate portion 100 includes four plates that are separated and cut from each other, and the four plates are assembled together to form the bottom of the folding packaging box 400.
The side plate part 200 is provided integrally with the bottom plate part 100, and a lower end part is connected to the bottom plate part 100. The side plate portion 200 extends from the bottom plate portion 100 so as to be bendable, and is arranged perpendicular to the ground during assembly to be assembled in a column shape.

  An upper end portion of the side plate portion 200 is connected to the upper plate portion 300, and the upper plate portion 300 is provided integrally with the side plate portion 200. The upper plate part 300 is provided to be openable and closable so as to seal and open the storage space, and separates the storage space into two storage spaces. Here, the product stored in the foldable packaging box 400 is carried into and out of the storage space via the upper plate part 300.

Hereinafter, the configuration of the side plate portion 200 and the upper plate portion 300 will be described in detail with reference to the drawings.
FIG. 3 is a schematic longitudinal sectional view for explaining the foldable packaging box shown in FIG. 2, and FIGS. 4 to 6 are perspective views for explaining the assembly process of the foldable packaging box shown in FIG.

  Referring to FIGS. 1 and 4, the side plate part 200 includes first, second, third, and fourth side plates 210, 220, 230, 240, and foldably extended from the bottom plate part 100, respectively. A coupling piece 250 extending from one side end of the fourth side plate 240 is provided.

  Specifically, as shown in FIG. 1, the first to fourth side plates 210, 220, 230, and 240 are sequentially arranged in the vertical direction with respect to the ground, and the two side plates connected to each other are connected. The part is provided so that it can be bent.

  As shown in FIG. 4, the coupling piece 250 is coupled to the inner surface of the first side plate 210. As a result, the first to fourth side plates 210, 220, 230, and 340 form a column shape and the storage space. Form.

As shown in FIG. 4, when the assembly of the bottom plate portion 100 and the assembly of the side plate portion 200 are completed, the upper plate portion 300 is assembled.
The upper plate part 300 is connected to upper ends of the first to fourth side plates 210, 220, 230, and 240. The upper plate part 300 includes a blocking plate 310 for separating and dividing the inner space of the folding packaging box 400 into two storage spaces, and an outer upper plate 340 for sealing and opening the interior of the folding packaging box 400. Is provided.

  As shown in FIG. 3, the blocking plate 310 extends from the second side plate 220 so as to be bendable, and is disposed so as to face the bottom plate portion 100, so that the storage space of the folding packaging box 400 is arranged vertically. The two storage spaces are separated and partitioned. Hereinafter, for convenience of explanation, a storage space provided on the upper side of the shielding plate 310 with respect to the shielding plate 310 is referred to as an upper storage space, and a storage space provided on the lower side of the shielding plate 310 is referred to as a lower storage space. .

  In detail, the shielding plate 310 is formed with tangent lines 312 at first and second ends facing each other, and the first and second ends of the shielding plate 310 are bent upward by the tangent line 312. An upper storage space is formed. At this time, the first end of the blocking plate 310 is connected to the second side plate 220, and the second end of the blocking plate 310 faces the second side plate 220 as shown in FIG. 240 contacts. Accordingly, the lower storage space is sealed and opened by the blocking plate 310.

  As described above, the foldable packaging box 400 according to the embodiment of the present invention includes the blocking plate 310 to separate the internal space into two upper and lower storage spaces. As a result, main products such as cakes and ice cream cakes can be stored in the lower storage space, and accessories such as candles, knives, or dry ice can be stored in the upper storage space separately from the main products. . In addition, the upper storage space forms an air layer between the lower storage space and the upper plate part 300 to suppress external air from directly flowing into the lower storage space. As a result, the cooling effect of the lower storage space can be further maintained, so that the product stored in the lower storage space can be maintained at a low temperature for a long time. In particular, a product such as an ice cream cake can provide cold air more efficiently by placing a temperature control member such as dry ice on the upper side, so that the foldable packaging box 400 is in an optimal state. Can be packaged and stored.

Moreover, since the foldable packaging box 400 of the present invention is assembled by the folding method, it can be easily disassembled and assembled, and can be stored easily.
A product stored in the upper storage space is supported by the blocking plate 310, and a product stored in the lower storage space is supported by the bottom plate part 100. As shown in FIG. 3, the product supporting portion of the shielding plate 310 is arranged in a floating state, so that the shielding plate 310 is lowered by the weight of the product stored in the upper storage space. There is a risk of dripping. In order to prevent this, the coupling piece 250 of the side plate portion 200 includes an engaging groove 252, and the blocking plate 310 includes an engaging protrusion 314 inserted into the engaging groove 252. As shown in FIG. 4, the engaging protrusion 314 is inserted into the engaging groove 252 to fix the position of the blocking plate 310, thereby preventing the blocking plate 310 from drooping down.

  As described above, the folding packaging box 400 according to the embodiment of the present invention can stably fix the position of the blocking plate 310 without a separate adhesive member, so that the assembling property and the assembling efficiency are improved. Packaging time can be shortened.

  When the shielding plate 310 is assembled so as to face the bottom plate portion 100, the outer upper plate 340 is assembled on the upper side of the shielding plate 310. The outer upper plate 340 is disposed to face the blocking plate 310 and extends from the upper end of the fourth side plate 240 so as to be bent. The outer upper plate 340 includes an insertion piece 342 at one end for sealing and opening the upper storage space. The insertion piece 342 is bent downward during assembly and is inserted into the upper storage space. Plugged in. A product stored in the upper storage space is carried into and out of the upper storage space through opening and closing of the outer upper plate 340.

Meanwhile, the upper plate part 300 further includes a first inner upper plate 320, a handle piece 322, and a first heat radiating piece 344.
Specifically, the first inner upper plate 320 extends from the upper end of the first side plate 210 so as to be bendable, and is disposed between the outer upper plate 340 and the blocking plate 310 during assembly. The first inner upper plate 320 is disposed to face the blocking plate 310 and seals the upper storage space in order to maintain the temperature of the upper storage space.

  The handle piece 322 is formed by cutting a part of the first inner upper plate 320, and a portion connected to the first inner upper plate 320 is foldable. When the handle piece 322 is not pulled out of the foldable packaging box 400, a portion cut out from the first inner upper plate 320 is inserted into the first inner upper plate 320.

  The first heat radiating piece 344 is formed by cutting a part of the outer upper plate 340, and a portion connected to the outer upper plate 340 is foldable and can be opened and closed. At this time, the handle piece 322 is pulled out through the opening of the first heat radiation piece 344.

  Meanwhile, the blocking plate 310 further includes a fixing piece 316 that is interposed between the outer upper plate 3340 and the first inner upper plate 320 and fixes the position of the blocking plate 310. The fixed piece 316 extends from the second end of the blocking plate 310 and is bent so as to face the upper surface of the first internal upper plate 320 as shown in FIG. And the external upper plate 340. Accordingly, the position of the blocking plate 310 is more firmly fixed.

The upper plate part 300 further includes a second internal upper plate 330 and a second heat radiating piece 322.
The second inner upper plate 330 extends from the upper end of the third side plate 230 so that it can be bent, and is disposed between the first inner upper plate 320 and the outer upper plate 340 during assembly. Seal the storage space.

  The second heat radiating piece 332 is provided at a position corresponding to the first heat radiating piece 344, and a part of the second inner upper plate 330 is cut out. The second heat dissipating piece 332 can be opened and closed with a portion connected to the second inner upper plate 330 being foldable. At this time, the handle piece 322 is pulled out through the opening of the second heat radiation piece 332.

  4 to 6, the upper plate 300 is assembled with the blocking plate 310 first as shown in FIG. Next, as shown in FIG. 5, the first upper plate 320 is assembled on the upper side of the blocking plate 310, and as shown in FIG. 6, the second inner upper plate 330 is replaced with the first inner upper plate 320. Assembled on the upper side. At this time, the fixing piece 316 of the blocking plate 310 is positioned to protrude from the upper side of the second inner upper plate 330 in the same direction as the length direction of the side plate portion 200.

  2 to 4, the outer upper plate 340 is bent together with the fixing plate 316 so as to face the second inner upper plate 330, and the insertion piece 342 of the outer upper plate 340 is moved. 2 is inserted between the first end of the blocking plate 310 and the first and second inner upper plates 320 and 330, and the assembled state shown in FIG. 2 is obtained. At this time, the fixing piece 316 of the blocking plate 310 is bent so as to face the upper surface of the second inner upper plate 330 and is interposed between the outer upper plate 340 and the second inner upper plate 330. . That is, the fixing piece 316 of the blocking plate 310 stands in a direction perpendicular to the bottom plate portion 100 before the outer upper plate 340 seals the housing space, but the insertion piece provided on the outer upper plate 340 is provided. When the piece 342 is bent downward during assembly and inserted into the upper storage space, the bottom plate portion is automatically interposed between the outer upper plate 340 and the second inner upper plate 330. By being bent and fixed to 100 in the horizontal direction, the blocking plate 310 functions to be firmly fixed so as not to hang down.

  The foldable packaging box 400 shown in FIG. 2 shows a state where the handle piece 322 is assembled so as not to be pulled out for easy loading. Hereinafter, a process of assembling the foldable packaging box 400 so that the handle piece 322 is pulled out will be described with reference to the drawings.

  7 is a schematic perspective view for explaining another example of assembling the folding packaging box shown in FIG. 1, and FIGS. 8 and 9 are perspective views for explaining the assembling process of the folding packaging box shown in FIG. FIG.

  7 and 8, the foldable packaging box 400 according to an embodiment of the present invention includes the handle piece inserted into the first inner upper plate 320 (see FIG. 1) as shown in FIG. The 322 is assembled to be pulled out to facilitate the user's grip.

  The assembly process for pulling out the handle piece 322 is as follows. First, the first heat radiating piece 344 inserted into the outer upper plate 340 and the second heat radiating piece 332 located immediately below the first heat radiating piece 344 are opened together with the outer upper plate 340 not being opened. . Accordingly, as shown in FIG. 8, the handle piece 322 located just below the second heat radiation piece 332 is exposed to the outside. At this time, the first and second heat radiating pieces 344 and 332 are opened in a door manner, and the user is formed in the first holding hole 346 formed in the first heat radiating piece 344 and the second heat radiating piece 332. The first heat radiating piece 344 and the second heat radiating piece 332 can be easily gripped using the second gripping hole 334.

  Next, as shown in FIG. 9, the handle piece 332 is pulled out through a hole formed by opening the first and second heat radiation pieces 344 and 332. Next, in a state where the handle piece 322 is pulled out, the second heat radiating piece 332 and the first heat radiating piece 344 are further inserted into the second inner upper plate 330 and the outer upper plate 340, respectively. As a result, the foldable packaging box 400 is assembled as shown in FIG. At this time, a part of the handle piece 322 is positioned between the second inner upper plate 330 and the second heat radiating piece 322 and between the outer upper plate 340 and the first heat radiating piece 344.

  As described above, the foldable packaging box 400 according to an embodiment of the present invention includes the first and second heat radiating plates 344 and 332 so that the handle piece 322 can be easily pulled out. The outer upper plate 340 and the second inner upper plate 330 are sealed in a state where the 332 is pulled out to improve the heat radiation efficiency of the upper storage space. Accordingly, when a member that provides cold air such as dry ice is stored in the upper storage space, it is possible to prevent the loss of cold air, so that the folding packaging box 400 is heated to a temperature similar to that of an ice cream cake. Sensitive products can be stored optimally.

  In addition, since the folding type packaging box 400 can be selected as to whether or not the handle piece 322 can be pulled out by the assembling method, the folding type packaging box 400 can be easily stacked when the folding type packaging box 400 is assembled as shown in FIG. Yes, as shown in FIG. 7, if the folding packaging box 400 is assembled, the user can easily hold it, so that it is easy to carry. Furthermore, since the folding packaging box 400 does not need to be additionally provided with a member such as a separate string for gripping by the user, the efficiency of the packaging operation is improved and the broadcasting time is shortened.

FIG. 10 is a schematic development view illustrating a folding packaging box according to another embodiment of the present invention.
Referring to FIG. 10, a folding packaging box 500 according to another embodiment of the present invention has the same configuration as the folding packaging box 400 shown in FIG. 1 except for the configuration of the bottom plate portion 101. Therefore, in the following description of the configuration of the folding packaging box 500, the same components as those of the folding packaging box 400 shown in FIG.

  The bottom plate portion 101 of the foldable packaging box 500 is configured to support a product, and includes four plates that are separated from each other as shown in FIG. 10, and the four plates are assembled to each other. The bottom of the folding packaging box 500 is formed.

  When assembling the bottom plate portion 101, the plates connected to the lower ends of the first side plate 210 and the third side plate 230 of the side plate portion 200 among the four plates of the bottom plate portion 101 are first folded and then folded. Adhesive is applied to the outer surface of the plate. In addition, the remaining plates of the bottom plate portion 101, that is, the plates connected to the lower end portions of the second side plate 220 and the fourth side plate 240 of the side plate portion 200 are engaged with each other and covered thereby. The assembly of 101 is completed.

  Although the foregoing has been described with reference to preferred embodiments of the present invention, those skilled in the art will recognize that the present invention may be practiced without departing from the spirit and scope of the invention as defined in the following claims. It should be understood that modifications and changes may be made.

  400, 500: foldable packaging box, 100, 101: bottom plate part, 200: side plate part, 210, 220, 230, 240: side plate, 250: coupling piece, 252: engagement groove, 300: upper plate part, 310: blocking Plate, 314: engagement protrusion, 316: fixing piece, 320: first inner upper plate, 330: second inner upper plate, 322: second heat radiating piece, 340: outer upper plate, 342: insertion piece, 344: first Heat dissipation piece

Claims (2)

A bottom plate that supports the product;
A side plate portion that extends vertically from the bottom plate portion so as to be bent, includes a engaging groove, and forms a storage space for storing the product;
An upper plate portion that is formed integrally with the side plate portion and is provided so as to be able to open and close the storage space;
The upper plate portion is
A barrier plate provided with an engagement protrusion for facing the bottom plate portion, separating the storage space into a lower storage space and an upper storage space, and being inserted into the engagement groove and drooping toward the bottom plate,
An outer upper plate provided with an insertion piece that is inserted into the inner side of the side plate portion at one end in order to open and close the upper storage space, facing the blocking plate from the upper side of the blocking plate,
A first inner upper plate disposed between the outer upper plate and the blocking plate so as to face the blocking plate, and sealing the upper storage space;
A handle piece that is formed by cutting a part of the first inner upper plate, and a portion connected to the first inner upper plate is foldable.
In order to pull out the handle piece to the outside, a part of the outer upper plate is cut and formed, a portion connected to the outer upper plate is foldable and the upper storage space can be opened and closed. A first heat dissipating piece;
A second internal upper plate that extends from the side plate portion so as to be bendable, and is disposed between the first internal upper plate and the external upper plate to seal the upper storage space;
Provided at a position corresponding to the first heat dissipating piece, a part of the second inner upper plate is cut and formed to pull out the handle piece, and a portion connected to the inner upper plate can be bent A second heat dissipating piece that can be opened and closed,
The side plate portion is
First, second, third, and fourth side plates each extending vertically from the bottom plate portion in a foldable manner;
A coupling piece that is foldably extended from one end of the fourth side plate, includes the engagement groove, and is coupled to the inner surface of the first side plate,
The first inner upper plate, the blocking plate, and the outer upper plate are foldably extended from the first side plate, the second side plate, and the fourth side plate, respectively.
The first heat radiating piece is further inserted into the outer upper plate in a state where the handle piece is pulled out to maintain the temperature of the upper storage space,
The blocking plate further comprises a fixing piece for fixing the position of the front Symbol blocking plate,
The second heat dissipating piece is further inserted into the second inner upper plate in a state where the handle piece is pulled out to maintain the temperature of the upper storage space.
The foldable packaging box, wherein the fixed piece can be assembled by being interposed between the second inner upper plate and the outer upper plate. The first and second end portions facing each other are arranged to be bent upward to form the upper storage space,
The first end of the blocking plate is connected to the side plate,
The foldable packaging box according to claim 1, wherein the second end portion of the blocking plate is disposed to face the insertion piece.

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