KR20100008261A - Boxes - Google Patents

Abstract

PURPOSE: A paper box for insulation packaging is provided to reduce the environmental pollution and the cost, and maintain a secure state of the paper box although external shock is applied. CONSTITUTION: A paper box for insulation packaging is composed as follows: A box body(200) of a corrugated cardboard material is composed of a bottom plate(210) and side walls(220,230). A receiving space(110) is formed inside of the box body. Side wall pads(400) are attached on the side walls, and the height of the side wall pads are higher than the height of the side walls. A bottom pad(500) maintains an interval between the side wall pads, and reinforces the bottom plate. The border of a cover(300) of the corrugated cardboard material is folded downward, and the cover forms a rectangular frame. The side walls of the box body and the cover are composed of double walls. The side wall pads are integrally connected.

Description

Paper box for thermal packaging {Boxes}

The present invention relates to a paper box for heat-insulated packaging, and more particularly, to replace the existing styrofoam box for heat-insulated packaging, which was commonly used to store or package fish or meat in a certain unit, while the supply cost is relatively low. The thermal effect relates to a paper box for thermal packaging that can be more than that.

In general, products to be kept fresh, such as fish or meat, are stored in a styrofoam box or a wooden box, etc., which are distributed, and a situation in which a styrofoam box having excellent thermal insulation performance is more used than a wooden box.

In particular, in an environment where food is susceptible to spoilage, such as summer, the freshness of the product is kept longer by filling a refrigerant such as ice in a styrofoam box or a wooden box.

On the other hand, in recent years, as the shopping industry diversifies, the distribution process of goods is greatly changed, and when goods are ordered, goods are delivered to each household through a courier company. At this time, products such as fish and meat are generally distributed in a styrofoam box.

As is well known, in the case of styrofoam, not only is the recycling value lower than that of other recycled materials such as paper and plastic materials, but it is also considered as a cause of environmental pollution, and the supply cost is relatively high due to the increase in international raw material prices. There was an expensive disadvantage.

Therefore, the present invention was devised in view of the above-mentioned conventional problems, and it is easier to recycle the material of a packaging box for mainly containing food such as fish or meat, and not only to reduce environmental pollution but also to reduce supply cost. It is an object of the present invention to provide a paper box for heat-insulating packaging with excellent heat insulating performance.

In addition, another object of the present invention is to provide a heat-insulated packaging paper box provided with a separate refrigerant space to maintain the freshness of foods such as fish or meat stored more effectively.

In addition, another object of the present invention, even if the box for storing food, such as fish or meat, even if made of paper material, even if the external shock is transmitted in the distribution process, etc. for easy insulation packaging to maintain its robustness Is to provide a box of paper.

As a means for achieving the above object, the present invention is made as follows. That is, the present invention is a packaging box in which the fish or meat food is stored therein, the horizontal side and vertical side walls of the box vertically upwards from the outer four sides based on the square bottom plate forming the bottom of the box Folded into a box to form a side wall of the box, the inside of the four sides of the box body formed of a corrugated cardboard material having a predetermined volume of storage space; Corrugated sidewall pads that are padded on the inner sidewalls of the box body, the height of which is higher than the sidewalls of the box body to protrude a certain height above the top of the sidewall of the box body, while reinforcing the four sides of the box body from the inside. ; A bottom pad which is laid on the bottom plate of the box body in the shape of a square plate so as to maintain a gap between the side wall pads and reinforcing the bottom plate; And the horizontal and vertical sidewalls are folded vertically downward from the outer four sides of the upper plate of the area corresponding to the box body to form a rectangular frame. The construction consists of a lid made of corrugated material which is placed on top of the side wall of the body while the side walls of the four sides surround the upper edge of the side wall pad.

In addition, in the heat-insulated packaging paper box according to the present invention, the side walls located on the transverse side and the longitudinal side of the box body and the lid, respectively, are composed of double walls of the inner wall and the outer wall, but the space between the inner wall and the outer wall is separated by a predetermined distance. It may be configured to be secured.

In addition, in the insulating packaging paper box according to the present invention, in the wall space between the inner wall and the outer wall of the longitudinal side wall of each of the box body and the lid, the assembly is formed extending to a predetermined length from the front and rear of the horizontal side wall of the box body, respectively. While the wing pieces are fitted, the assembling wing pieces fitted at both sides of the interwall space of the longitudinal side wall may be mutually assembled to maintain the spacing between the transverse side walls on both sides.

On the other hand, the end of the inner wall constituting the longitudinal side wall of the main body and the lid in the heat-insulated packaging paper box according to the present invention, the corner portion of the main body and the lid when the horizontal side wall and the longitudinal side wall are mutually assembled A finishing piece for assembly may be protruded, while a finishing piece fitting groove for fitting the finishing piece may be formed at an inner wall end portion of each of the main body and the lid to form a horizontal sidewall.

And in the heat-insulating packaging paper box according to the present invention, the side wall pad is made of one horizontal side pad and one longitudinal side pad integrally, but the horizontal side pad and the vertical side pad are folded in a line bordering the horizontal side pad and the vertical side pad. The directional pads may be configured to form a right angle with each other.

In addition, the side wall pad in the heat-insulated packaging paper box according to the present invention is made of a double wall can be configured to ensure a space between the wall spaced apart between the inner wall and the outer wall.

In addition, in the heat-insulated packaging paper box according to the present invention, upper pad mounting grooves having a predetermined size are formed on the inner wall forming the horizontal side wall or the vertical side wall of the lid at a predetermined interval while the upper pad mounting groove is formed inside the lid. An upper pad in the form of a square plate having a size corresponding to the inner area of the lid to be fitted and supported may be installed.

In the paper packaging box for thermal insulation according to the present invention, a plurality of through holes may be formed on the upper pad at regular intervals.

On the other hand, in the thermal packaging paper box according to the present invention, the upper pad may be installed at a predetermined interval on the lower side of the upper plate of the lid.

In addition, the refrigerant may be mounted in the space between the upper pad and the upper plate of the lid in the heat-insulated packaging paper box according to the present invention.

Insulation packaging paper box according to the present invention can replace the styrofoam box that was previously used to store or package food products such as fish or meat, which is much advantageous in terms of recycling resources or preventing environmental pollution It can be done.

In addition, the paper box for thermal insulation packaging according to the present invention has the effect of lowering the supply cost compared to the conventional styrofoam box.

In addition, even if the heat-insulated packaging paper box according to the present invention is made of a paper material such as corrugated cardboard, not only can be easily damaged by external impact, but also its shape can be maintained firmly, as well as excellent thermal insulation performance between the inside and outside of the food It is effective to maintain the freshness of.

In addition, since the inside of the lid of the heat-insulated packaging paper box according to the present invention is provided with a space for mounting the refrigerant, there is a great advantage that can effectively maintain the freshness of the food if necessary.

Hereinafter, with reference to the accompanying drawings, preferred embodiments according to the configuration and use state of the heat-insulated packaging paper box according to the present invention will be described in detail.

1 is a perspective view of a heat-insulated packaging paper box according to an embodiment of the present invention, Figure 2 is an exploded perspective view of a heat-insulated packaging paper box according to an embodiment of the present invention, Figure 3 is a heat-insulated packaging according to an embodiment of the present invention 4 is a horizontal cross-sectional view of a paper box, Figure 4 is a longitudinal cross-sectional view of a paper box for thermal insulation packaging according to an embodiment of the present invention, Figure 5 is a bottom view of a lid according to an embodiment of the present invention.

Reference numeral 100 denoted in the drawing indicates a thermal packaging paper box configured according to an embodiment of the present invention, as shown in Figures 1 to 4, the thermal packaging paper box 100 is largely forming the lower body of the box Part is formed into a part forming the upper body is assembled to the lower body.

Further subdividing the components of the heat-insulated packaging paper box 100 according to an embodiment of the present invention, the predetermined height in all four sides of the bottom plate 210 in the form of a square plate so that the storage space 110 of a certain volume therein. The side wall (220, 230) has a side wall (320, 330) of a certain height is provided on the lower side of the upper box 310 of the area corresponding to the upper area of the box body 200, the upper side of the box body 200, the box body 200 To cover the top 300, the side wall 220, 230 provided at a predetermined height on the four sides of the box body 200 to reinforce the function to ensure that the lid 300 is mounted on the box body 200 in a stable state The side wall pad 400 installed inside the box body 200 and the bottom plate 210 of the box body 200 are installed on each side of the wall of the side wall pad 400 located in all directions to maintain the square Bottom pads in the form of square plates (500) Including) is made of a heat-insulated packaging paper box 100.

First, the box body 200 and the lid 300 of the heat-insulated packaging paper box 100 according to an embodiment of the present invention may have some differences in height and detail, but are basically manufactured by the same method. do. That is, the box body 200 and the lid 300 are first formed into a developed form by processing a corrugated cardboard fabric using a press machine, also known as Thomson (also called Domusong). Subsequently, in the case of the box main body 200, the horizontally sidewall 220 and the vertically sidewall 230 are formed by folding upwardly the portions positioned on all sides of the square bottom plate 210. On the other hand, in the case of the lid 300, the assembly process so that the horizontal side wall 320 and the vertical side wall 330 is formed by folding the parts located on all four sides downward based on the square top plate 310. Production can be done through.

6 and 7 illustrate an example of an exploded view for manufacturing the box body 200 and the lid 300 according to an embodiment of the present invention, wherein the box body 200 and the lid 300 are the same manner. Each component of the box body 200 and the lid 300 as much as it can be produced will be described together.

For reference, the developed view shown for the manufacture of the box body 200 and the developed view shown for the manufacture of the lid 300 as long as constituting the box body 200 and the lid 300 according to an embodiment of the present invention. It is only an example, it is clearly clear that the configuration of the box body 200 and the lid 300 according to the present invention is not limited.

6 and 7, the horizontal sidewalls 220 and 320, which are the heights of the box body 200 and the lid 300 in the developed view of the box body 200 and the developed view of the lid 300, respectively, and the horizontal view. Only the width of the portion constituting the lateral side walls 230 and 330 is set differently, but this is also only for explaining an embodiment of the present invention, and the box body 200 and the lid 300 according to the present invention by such a developed view. The difference is not limited.

As shown in the developed view of FIG. 6, the box body 200 has a horizontal plate side wall 220 and a vertical direction on the outer sides of the box body 200 based on a square plate-shaped bottom plate 210 formed at the center of the developed view, respectively. The sidewall forming portion for forming the sidewall 230 is folded to form a structure that can stand vertically. As shown in the drawing, the sidewall forming part is divided into a part for forming the inner walls 222 and 232 and a part for forming the outer walls 224 and 234. On the development view according to an embodiment of the present invention, the formation of the inner walls 222 and 232 is performed. Between the portion for and the portion for forming the outer wall (224, 234) is a line folded in the two-dot chain. In other words, the part indicated by the dashed-dotted line on the developed view becomes a folding line.

As described above, the reason why the folding line, which is indicated by the dashed-dotted line, is formed at regular intervals between the inner wall 222 and 232 forming portions and the outer wall 224 and 234 forming portions on the developed view of the box body 200 is doubled at the horizontal side wall 220. Wall spaces 226 and 236 between inner wall 222 and outer wall 224 and between inner wall 232 and outer wall 234 of longitudinal sidewall 230, respectively, as shown in the cross-sectional views of FIGS. This is to ensure that.

Meanwhile, at the front and rear ends of the inner wall forming portion and the outer wall forming portion for forming the horizontal side wall 220, an assembly wing piece 240 having a length of about half the length of the vertical side wall 230 is formed. . Of course, a fold line is formed as indicated by a dashed line in the figure so that the worker can easily fold the portion even at the position where the portion for forming the lateral side wall 220 and the assembly wing piece 240 are bound to each other. do. In particular, the ends of each assembly wing piece 240 is made of a structure that can be assembled with each other assembly blade pieces 240 to face each other when assembling the box body 200. That is, as shown in FIG. 4, an assembling groove 240a is formed at an end of the assembling wing piece 240 extending from one side of the horizontal side wall 220, while the other side of the horizontal side wall 220 is formed. An assembly protrusion 240b may be formed at the end of the extended assembly wing piece 240.

And both ends of the portion for forming the inner wall 232 of the longitudinal side wall 230 of the box body 200 in the process of assembling the horizontal side wall 220 and the longitudinal side wall 230 mutually A finishing piece 250 is formed to protrude so that the inner corner portion can be tightly assembled. Meanwhile, the finishing piece 250 provided at the end of the inner wall 232 of the longitudinal side wall 230 may be assembled with the inner wall 222 so that the finishing piece 250 may be closely assembled to the inner wall 222 of the horizontal side wall 220. On the position where the wing piece 240 is bordered, the finishing piece fitting groove 252 is formed in a predetermined section cut structure. That is, as shown in the inner corner portion of the box body 200 in FIG. 2, the finishing piece 250 protruding to a predetermined size at both ends of the inner wall of the vertical side wall 230 is an inner wall of the horizontal side wall 220. The end piece is fitted into the finishing piece fitting groove 252 formed at the portion where the blade 240 is bounded so that the horizontal side wall 220 is closely assembled between the vertical side wall 230.

Lid 300 according to the present invention, as shown in the development of FIG. And a sidewall forming portion for forming the vertical sidewall 330 is folded and erected vertically. The horizontal sidewall 320 and the vertical sidewall 330 forming portions are divided into portions for forming the inner walls 322 and 332 and portions for forming the outer walls 324 and 334, as shown in the drawing. In a development view according to an exemplary embodiment, a line folding in a dashed-dotted line is displayed between a portion for forming the inner walls 322 and 332 and a portion for forming the outer walls 324 and 334. In other words, the part indicated by the dashed-dotted line on the developed view becomes a folding line.

As described above, the reason why the folding line, which is indicated by the dashed-dotted line, is formed at regular intervals between the inner wall 322 and 332 and the outer wall 324 and 334 forming parts on the developed view of the lid 300 is doubled at the horizontal side wall 320. Between the inner wall 322 and the outer wall 324 and between the inner wall 332 and the outer wall 334 of the longitudinal side wall 330 as shown in the cross-sectional views of FIGS. 3 and 4 respectively. So that it can be secured.

Meanwhile, at the front and rear ends of the inner wall 332 forming portion and the outer wall 334 forming portion for forming the horizontal side wall 320, the assembled wing piece having a length of about half the length of the vertical side wall 330, respectively. 340 is formed. Of course, a folding line for the operator to easily fold the portion even in a position where the portion for forming the horizontal side wall 320 and the portion for forming the assembly wing piece 340 are bound to each other is in the drawing. It is formed as indicated by.

In particular, the end of each assembly wing piece 340 is made of a structure that can be assembled with the assembly wing piece 340, which will face each other when assembling the lid 300. That is, as shown in FIG. 4, an assembling groove 340a is formed at the end of the assembly wing piece 340 extending from one side of the horizontal sidewall 320 forming portion, while the other side of the horizontal sidewall 320 is formed. Assembling protrusion 340b may be formed at the end of the assembly wing piece 340 forming part extending from the forming part.

And both ends of the portion for forming the inner wall 332 of the longitudinal side wall 330 of the lid 300 in the process of assembling the horizontal side wall 320 and the longitudinal side wall 330 mutually inside The finishing piece 350 is formed to protrude so that the corner portion can be closely assembled. On the other hand, the inner wall 322 so that the finishing piece 350 provided at the end of the inner wall 332 forming portion of the longitudinal side wall 330 can be closely assembled to the inner wall 322 of the horizontal side wall 320. On the position where the assembly wing piece 340 is bordered, the closing piece fitting groove 352 is made of a predetermined section cut structure. That is, as shown in the inner corner portion of the lid 300 in Figure 5, the inner end of the horizontal side wall 320, the finishing piece 350 protruding to a predetermined size on both ends of the inner wall of the vertical side wall 330 The end piece is fitted into the finishing piece fitting groove 352 formed at the portion where the assembly wing piece 340 is bordered, so that the side wall 320 in the horizontal direction is closely maintained between the vertical side wall 330.

In particular, in the case of the lid 300, an upper pad installation groove 360 for allowing a separate upper pad 600 to be installed therein may be formed as in the case of another embodiment of the present invention. The upper pad mounting groove 360 may be formed in a structure cut into a predetermined size at a predetermined interval on a portion forming the inner wall 322 of the horizontal side wall 320, as shown in the development of the drawing.

Of course, in the case of the heat-insulated packaging paper box 100 according to an embodiment of the present invention, since the upper pad 600 may not be installed inside the lid 300, an expanded view of the lid 300 shown in FIG. 7. In the upper pad installation groove 360 will be understood to be not formed.

That is, the lid 300 according to an embodiment of the present invention is made of a structure in which a separate upper pad installation groove 360 is not formed on the side wall 320 in the horizontal direction as shown in FIG. 5. In the lid 300 according to another embodiment of the present invention, as shown in FIG. 8, the upper pad mounting groove 360 having a square shape is formed on the inner wall 332 of the side wall 320 in the horizontal direction. .

9 is a cross-sectional view of the heat-insulated packaging paper box 100, the lid 300 is applied according to another embodiment of the present invention. That is, as shown in the figure on the horizontal side wall 320 of the lid 300, the upper pad mounting groove 360 of the above-described form is formed while the side of the horizontal side wall 320 located on both sides An upper pad 600 formed in the shape of a square plate may be installed between the upper portions. In this case, the upper pad 600 is installed at a position spaced apart from the lower portion of the upper plate 310 rather than being in close contact with the lower portion of the upper plate 310 of the lid 300.

The upper pad 600 is formed in a rectangular plate shape as shown in FIG. 8, and both sides of the upper pad mounting groove 360 are provided on the horizontal side wall 320 of the lid 300 as described above. The engaging piece 610 is formed in a projection shape so as to be caught. In addition, on the upper pad 600, a plurality of through holes 620 are formed to penetrate in a vertical direction at a predetermined interval. The through hole 620 is for allowing the internal air to flow smoothly between the space above the upper pad 600 and the space below.

On the other hand, as shown in Figure 10 is a separate refrigerant 700 for allowing food such as fish or meat stored in the heat-insulating packaging paper box 100 according to the present invention to be stored more freshly described above It may be mounted on the upper pad 600. In this case, as the refrigerant 700, dry ice or an ice bag may be used.

And, Figure 11 is to reinforce the horizontal side wall 220 and the vertical side wall 230 provided on all sides of the box body 200 according to the present invention while the mounting state of the lid 300 is more stable An example of the development for the assembly of the side wall pad 400 is shown.

In the case of the side wall pad 400, as in the case of the box body 200 and the lid 300 described above, it may be press-processed using a Thomson machine or the like. Of course, the developed view shown in Figure 11 is only an example for manufacturing the side wall pad 400 according to an embodiment of the present invention, and thus the shape of the side wall pad 400 according to the present invention is not limited.

As shown in the figure, the side wall pad 400 has a double wall shape divided into inner walls 412 and 422 and outer walls 414 and 424. To this end, fold lines, which are indicated by the dashed-dotted lines at regular intervals on the developed view, are formed during the press working process or the like. As a folding line is formed at a predetermined interval on a line between the inner walls 412 and 422 and the outer walls 414 and 424 of the side wall pad 400, the inner walls 412 and 422 and the outer walls 414 and 424 of the side wall pad 400 are formed. Wall spaces 216 and 226 are secured.

On the other hand, the portion of the side wall pad 400 that forms the inner wall (412, 422) has a shorter length than the portion of the outer wall (414, 424), which is folded so that the inner wall (412, 422) and the outer wall (414, 424) facing each other This is to avoid interference in the process of fitting to the inside of the 200).

In particular, the side wall pad 400 may be integrally formed with one of the horizontal side pads 410 and any one of the longitudinal side pads 420 adjacent thereto. Of course, in this case, a folding line, which is indicated by a dashed line in the drawing, is formed at a portion where the horizontal pad 410 and the vertical pad 420 are bound so that an operator can easily assemble the assembly. That is, when assembling the thermal insulation spore paper box 100 according to an embodiment of the present invention, the worker has the side wall pad 400 configured as described above in the horizontal side pad 410 and the vertical side pad 420. It is configured to be folded to form a right angle.

In addition, the height of the side wall pad 400 is set to a height that can protrude a certain height higher than the height of the side walls 220 and 230 of the box body 200 when assembled to the box body 200. In addition to the function of reinforcing the side walls 220 and 230 of the box body 200 by the side wall pad 400, the lid 300 is more stably closed when the lid 300 is covered with respect to the box body 200. It is to make it possible. That is, compared to the upper sidewall 260 of the sidewalls 220 and 230 of the box body 200, the upper section S of the edge formed by combining a pair of sidewall pads 400 is formed to be exposed to a predetermined height so that the box body ( When the lid 300 is covered with respect to 200, a predetermined section of the inner surface of the sidewalls 320 and 330 of the lid 300 surrounds the edge upper section S of the sidewall pad 400.

Therefore, two pairs of side wall pads 400 are assembled inside the box body 200 to not only reinforce the inner side walls of the four sides, but also to assemble the lid 300 in a more stable state.

As described above, the bottom pad 500 has a rectangular plate shape having an inner area when the side wall pads 400 are assembled. The bottom pad 500 is placed on the top surface of the bottom plate 210 of the box body 200 so that the outer edges of the four sides contact the lower inner surfaces of the side wall pads 400 so that the gap between the side wall pads 400 is maintained. The function will of course reinforce the bottom plate 210 of the box body 200.

When the insulation packaging paper box 100 configured as described above is used to store and pack foods such as fish or meat that should be kept fresh, replacing the existing styrofoam box, the empty box after use can be recycled. In addition to being able to be much more advantageous in terms of the present, it is possible to reduce the environmental pollution compared to using a styrofoam box.

In addition, the part forming the side wall of the box body 200 and the lid 300, as well as the part forming the side wall pad 400 is composed of a double wall divided into an inner wall and an outer wall, while the wall space between the inner wall and the outer wall is As it is secured, the heat-insulating performance of the inside and outside of the heat-insulated packaging paper box 100 is excellent, so that the freshness of foods stored in fish, meat, and the like can be maintained for a long time.

In addition, when freshness needs to be maintained, the coolant 700 such as dry ice or ice bag may be placed on the upper pad 600.

In addition, replacing the existing styrofoam box with the thermal insulation packaging paper box 100 according to the present invention can not only lower the supply cost of the box but also prevent damage caused by environmental hormones that may be caused by styrofoam. do.

Insulated packaging paper box according to the present invention is not limited to the above-described embodiment can be carried out in a variety of modifications within the range allowed by the technical idea of the present invention.

1 is a perspective view of an insulating packaging paper box according to an embodiment.

2 is an exploded perspective view of a paper box for thermal insulation packaging according to one embodiment.

3 is a horizontal cross-sectional view of the thermal insulation packaging paper box according to an embodiment.

4 is a longitudinal cross-sectional view of the thermal packaging paper box according to one embodiment.

5 is a bottom view of the lid according to an embodiment of the present invention.

Figure 6 is an exploded view of the box body according to an embodiment of the present invention.

7 is an exploded view of the lid according to an embodiment of the present invention.

8 is a bottom perspective view of a lid and an upper pad according to another embodiment of the present invention.

9 is a horizontal cross-sectional view of a paper box for thermal insulation packaging according to another embodiment.

10 is a view of a state in which a refrigerant is installed in a heat-insulated packaging paper box according to another embodiment.

11 is an exploded view of the side wall pad in accordance with one embodiment of the present invention.

[Description of Code for Major Parts of Drawing]

100. Paper box for insulation packaging 110. Storage space

200. Box body 210. Bottom plate

220. transverse sidewalls 230. longitudinal sidewalls

222,232. Inner wall 224,234. outer wall

226,236. 240 wall space

250. Finishing piece 252. Finishing piece fitting groove

300. Lid 310. Top panel

320. transverse sidewalls 330. longitudinal sidewalls

322,332. Interior wall 324,334. outer wall

326,336. Wall space 340. Assembly

350. Finishing piece 352. Finishing piece fitting groove

360. Upper pad mounting groove 400. Side wall pad

410. Lateral side pads 420. Longitudinal side pads

500. Bottom Pad 600. Top Pad

610. Hanging Pieces 620. Opening

700. Refrigerant

Claims (10)

In the packaging box where the food of fish and meat is stored inside, Based on the rectangular bottom plate forming the bottom of the box, the horizontal and vertical sidewalls of the box are folded vertically upward from each other so that the sidewalls of the box form a rectangular frame, but inside the sidewalls of the box A box body made of corrugated material having a volume storage space; Padded on the inner side wall of the box body, the height is formed higher than the side wall of the box body is formed to protrude a certain section higher than the top of the side wall of the box body while reinforcing the four side walls of the box body from the inside Sidewall pads made of corrugated material; A bottom pad which is laid on a bottom plate of the box body in a rectangular plate shape so as to maintain a gap between the side wall pads and reinforce the bottom plate; And Horizontal and vertical sidewalls are folded vertically downward from the outer four sides of the upper plate of the area corresponding to the box body to form a rectangular frame. And a corrugated cardboard lid on the top of the side wall of the box body, the side walls of the four sides of which surround the upper edge portion formed by the side wall pad. According to claim 1, wherein the side walls located in each of the transverse side and the longitudinal side of the box body and the lid is composed of a double wall of the inner wall and the outer wall, but the space between the inner wall and the outer wall spaced apart by a certain distance is configured to secure Insulation packaging paper box. The wall assembly between the inner wall and the outer wall of the longitudinal side wall of each of the box body and the lid is fitted with an assembly blade piece extending to a predetermined length in front and rear of the horizontal side wall of the box body, respectively. Meanwhile, assembling wing pieces sandwiched between both sides of the interwall space of the longitudinal side wall are assembled to each other so that the space between the transverse side walls on both sides is maintained. According to claim 3, At the end of the inner wall forming the longitudinal side wall of each of the main body and the lid so that the corner portion is tightly assembled when mutually assembling the horizontal side wall and the longitudinal side wall of each of the main body and the lid Insulating packaging paper box, characterized in that the finishing piece for protruding while the inner wall end portion forming a horizontal side wall of each of the body and the lid is formed with a closing piece fitting groove for the closing piece is fitted. According to claim 1, wherein the side wall pad is formed of one horizontal side pad and one longitudinal side pad integrally on the line border between the horizontal side pad and the longitudinal side pad is folded, the horizontal side pad and the longitudinal direction Insulation packaging paper box, characterized in that the side pads are configured to form a right angle to each other. The method of claim 5, wherein the side wall pad is made of a double wall, the insulating packaging paper box, characterized in that the space between the inner wall and the outer wall is configured to secure a space between the walls. According to any one of claims 1 to 6, wherein the inner side of the lateral side wall or the vertical side wall of the lid is formed with a predetermined size of the upper pad mounting groove at regular intervals while the inside of the lid Insulation packaging paper box, characterized in that the upper pad is installed in the shape of a square plate sized to correspond to the inner area of the lid to be supported by the upper pad installation groove. 8. The paper packaging box of claim 7, wherein a plurality of through holes are formed on the upper pad at a predetermined interval. According to claim 8, wherein the upper pad is a heat-insulated packaging paper box, characterized in that installed at regular intervals below the upper plate of the lid. 10. The paper box according to claim 9, wherein a refrigerant is mounted in the space between the upper pad and the upper plate of the lid.

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