JP2005053539A - Cold-preserving body accommodating structure of paper box - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a paper box in which food such as cakes to be carried at a low temperature is packaged and stored at the low cost with a very simple structure, the food in the paper box is excellently kept cold without deformation of the food in the paper box, and the quality of the food is maintained. <P>SOLUTION: A peripheral edge of a sheet member 52 is fixed to an inner surface of an upper side part of a paper box 1 to store food such as unbaked cake which is open only in one direction, and a cold-preserving body accommodating part 55 to accommodate and hold a cold-preserving body 54 is formed between the inner surface of the upper side part of the paper box 1 and the sheet member 52. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to a cooler storage structure for a paper box that stores cool food such as cake that needs to be kept at a low temperature.

In a paper box that stores fresh confectionery such as cakes that need to be carried at low temperatures, ice packs (packed with water and cold insulation sealed in a plastic sheet are frozen to prevent deterioration of fresh confectionery. It has been conventionally done to make a cold box such as dry ice) or dry ice together with fresh confectionery into a paper box. As a technique for efficiently cooling the entire paper box, a storage case for storing the cold body is contained in the box. There is a technology to accommodate and hold the ceiling part of (For example, see Patent Document 1)
Utility Model Registration No. 3087173

  However, in the case of the paper box as described above, not only the storage case for storing the cold insulator is required separately from the paper box, but also the troublesome work of installing the storage case each time when storing items such as cakes in the paper box. When the storage case is attached, there is a disadvantage that the storage space in the paper box is reduced and the storage case is damaged by the storage case.

  The present invention relates to a cold insulation that holds and holds a cold insulator between the inner surface of the upper side of the paper box and the sheet member by fixing the peripheral edge of the sheet member in an open state in only one direction on the inner surface of the upper side of the paper box that stores food such as fresh confectionery. A body storage part is formed.

  Further, the open part of the sheet member that is open only in one direction is sealed by the bent part of the paper box when the paper box is assembled.

  As described above, according to the present invention, the periphery of the sheet member is fixed in an open state only in one direction on the inner surface of the upper side of the paper box storing food such as fresh confectionery, and the cold insulator is stored between the inner surface of the upper side of the paper box and the sheet member. By forming the cold storage body storage section to hold, the cold storage body can be stored compactly without taking up space on the inner surface of the upper side of the paper box, and the storage to the paper box that keeps the quality of food that requires cold storage good Can be made possible.

  Further, by closing the open part of the sheet member that is open in only one direction at the folded part of the paper box when assembling the paper box, the cooler body can be easily taken in and out of the storage part of the paper box, After the storage, the folded portion such as the side wall of the folded paper box is used to close the open portion serving as the entrance / exit, and the cold storage body can be reliably stored and held with extremely simple components.

  Embodiments of the present invention will be described below in detail with reference to the drawings.

  FIG. 1 is a perspective view of a paper box according to the present invention. FIG. 2 is a development explanatory view of a lid case of the paper box. A paper box 1 for packaging and storing food such as a decoration cake has a lower storage case 2 and the storage case 2. And a lid case 3 that can be freely opened and closed.

  As shown in FIG. 2, the lid case 3 is composed of a single mount 4 and is opposed to the four sides of the central quadrilateral upper lid plate 5 in the front-rear and left-right directions through the folds 6 7 and 8 9. The rectangular side walls 10 and 11 and 12 and 13 are connected to each other, and the adhesive pieces 16 and 17 are connected to the outer end edges of the left and right side walls 12 and 13 through the folds 14 and 15, and the outer ends of the front and rear side walls 10 and 11 are connected. The trapezoidal adhesive pieces 20 and 21 are connected to the edges via folds 18 and 19, and the engaging pieces 26 and 21 are connected to the oblique left and right outer edges of the adhesive pieces 20 and 21 via folds 22 and 23 and 24 and 25, respectively. 27, 28, and 29 are continuously provided.

  Adhesive pieces 34, 35, 36, and 37 are connected to the left and right outer edges of the front and rear side walls 10, 11 via folds 30, 31, 32, and 33, and the adhesive pieces 34, The inner surfaces of 35, 36 and 37 are joined and fixed, and the joining pieces 40, 41, 42 and 43 are connected to the front and rear side edges of the left and right side walls 12 and 13 via the folds 38a, 38b and 39a39b, respectively. Folds 48, 49, 50, and 51 each having a mountain-shaped cut 44, 45, 46, and 47 at the center are formed between 35, 36, and 37 and the joining pieces 40, 42, 41, and 43.

  Further, the three-side outer end 52a of the rectangular sheet member 52 to be formed, such as nonwoven fabric or rayon, is bonded and fixed to the inner surfaces of the upper lid plate 5 and the side wall 10 so that most of the upper lid plate 5 is covered. The three side outer end portions 52a of the sheet member 52 are adhered, and the remaining one outer end portion is formed in the non-adhesive open portion 53 on the side wall 10 slightly closer to the center than the crease 6 to thereby form the upper lid plate 5 and the side wall 10. A storage space 55 such as a cold insulator 54 that is not in close contact with the central portion of the sheet member 52 is formed, and an opening 53 is provided at a slot for the storage space 55 such as the cold insulator 54. It is formed so that the cold insulator 54 and the like are taken in and out.

  Further, both ends of the concave shape serving as the bonding portion of the three-side outer end portion 52a of the sheet member 52 are bent in an L shape in the central direction to form an opening-side bonding end portion 52b on both the left and right sides of the opening portion 53. In addition, the adhesive strength of the opening portion 53 of the sheet member 52 to the side wall 10 is improved so that the sheet member 52 is not peeled off, and the adhesive end portion 52b is attached when the cold insulator 54 is stored in the storage space 55. As a result, the cold insulator 54, which has been made difficult to be naturally ejected or the like, can be stored and held well.

  Then, as shown in FIG. 3, the adhesive strips 16 and 17 are folded inward through the folds 14 and 15 and bonded to the inner surfaces of the side walls 12 and 13 by an adhesive or the like, and then the right side is connected through the folds 9, 31 and 33. The side wall 13, the adhesive pieces 35 and 37, and the joining pieces 42 and 43 are folded inward and overlapped with the inner surface of the upper cover plate 5 and the side walls 10 and 11. The inner surface is bonded and fixed, and then the left side wall 12, the adhesive pieces 34 and 36, and the joining pieces 40 and 41 are folded inward through the creases 8, 30 and 32, and the outer side surfaces of the side wall 13 and the joining pieces 42 and 43 are folded. The inner surfaces of the side wall 12 and the joining pieces 40 and 41 are overlapped with each other, and the inner surfaces of the adhesive pieces 34 and 36 are bonded and fixed to the inner surfaces of the side walls 10 and 11 using an adhesive or the like.

  Thereafter, the adhesive pieces 20 and 21 and the engaging pieces 26, 27, 28, and 29 are folded inward through the folds 18 and 19, and the inner surfaces of the adhesive pieces 34, 35, 36, and 37 are overlapped with the folded outer surfaces. At the same time, the inner surfaces of the adhesive pieces 20 and 21 are adhered and fixed to the folded outer surfaces of the adhesive pieces 34 and 35 and 36 and 37 using an adhesive or the like.

  When the left and right side walls 12 and 13 are erected as shown in FIG. 4, the paper box 1 folded in a flat shape as described above pulls the front and rear side walls 10 and 11 by the joining pieces 40, 41, 42, and 43. To form a quadrangular cubic lid case 3 having an opening at the top, and the upper edge of each joint piece 40 · 41 and 42 · 43 standing in a state along the front and rear side walls 10 · 11. While inserting and engaging between the side walls 10 and 11 and the folded joint pieces 26 to 29, the bent pieces 26 a, 27 a, 28 a, and 29 a at the left and right outer ends of the engagement pieces 26 to 29 are inserted into the side walls 12. 13 is configured to be bent and joined to the inner surface to hold the lid case 3 upright.

  As described above, fresh confectionery such as decoration cakes, cream puffs, puddings, etc. are stored in the assembled paper box 1 and ice packs (packs in which water or gel-like cold insulation is sealed and packaged with plastic flexible sheets are used. A cold insulator 54 such as a frozen one) or dry ice is inserted and held in the storage space 55 inside the upper lid 5 from the opening 53, and the cold air from the ceiling portion of the paper box 1 is lowered. Thus, the confectionery stored in the paper box 1 is efficiently cooled by the cold shower effect to maintain the quality.

  Further, as shown in FIG. 5, when the cold insulator 54 is being stored and held in the storage space 55 as described above, the opening 53 is blocked by the side wall 10 that is folded at a substantially right angle with respect to the upper cover plate 5. In this state, the cold insulator 54 is prevented from being pulled out of the storage space 55, and the cold insulator 54 can be reliably stored and held without providing a separate regulating means.

  Furthermore, by using a non-woven fabric for the sheet member 52 for storing the cold insulator 54, it is possible to prevent inconveniences such as dew condensation on the surface of the sheet member 52 and dropping commercial water or other stored food to reduce the commercial value. .

  In addition to the cold insulator 54, the storage space 55 formed by the sheet member 52 can store various necessary products such as candles, tissue paper, and synthetic resin cake cutters.

  Further, the paper box 1 may be in any form such as a hand-made paper box 1a having a handle 56 as shown in FIG. 6 or a side open type paper box 1b as shown in FIG. 11, and the storage position of the cold insulator 54 is also shown in FIG. Any position such as a side wall portion 1a may be used.

  6 to 9 show an embodiment in which the storage space 55 for the cold insulator 54 is formed by the sheet member 52 in the hand-paper box 1a. The bottom plate 57 and the front and rear side walls 58, 59 are formed on one mount 3a. Left and right side walls 60 and 61, front and rear upper lids 64 and 65 having handle pieces 62 and 63, left and right adhesive pieces 66 and 67 for connecting and fixing the bottom plate 57 to the left and right side walls 60 and 61, and front ends of the left and right side walls 60 and 61 Left and right flaps 68 and 69 connected to the edges and left and right engaging pieces 70 and 71 connected to the upper lid edges of the left and right side walls 60 and 61 are formed, and the left and right of the handle pieces 62 and 63 are formed when the paper box 1a is erected. Engagement groove portions 72 formed on both sides are provided so as to enter and engage with a cut 73 at the center of the left and right engagement pieces 70 and 71 so as to maintain the three-dimensional shape of the paper box 1a.

  The sheet member 52 similar to that of the first embodiment is fixed to either the front upper lid 64 and the front side wall 58 or the rear upper lid 65 and the rear side wall 59. In this embodiment, the front upper lid 64 and the front side wall 58 are The three side outer end portions 52a of the quadrangular sheet member 52 are bonded and fixed, and the outer end portion of the remaining one side on the inner surface of the front side wall 58 is formed in the non-bonded open portion 53, and the front side wall 58 and the front upper lid 64 and the sheet are formed. A storage space 55 for the cold insulator 54 is formed between the centers of the members 52, and the front side wall 58 prevents the cold insulator 54 stored in the storage space 55 from coming out of the opening 53 when the paper box 1a is held upright. Thus, the cold insulator 54 is provided so as to reliably store and hold it.

  In addition, when the sheet member 52 is bonded to the front side wall 58 and the upper lid 64 in the above configuration, the upper cover protrusion 64a which is not adhered to the handle piece 62 and becomes a trace of the handle hole 62a of the handle piece 62. When the outer end 52a is adhered to the three locations, the side wall 58 and the upper lid 64, when the handle pieces 62 and 63 are folded substantially vertically with respect to the upper lid 64 and 65 when the paper box 1a is erected. The handle pieces 62 and 63 are raised without being affected by the sheet member 52 to form the handle 56.

  10 is a storage space for storing the cold insulator 54 between the rear side wall 59 and the sheet member 52 in the upper part of the paper box 1a for fixing the sheet member 52 to the rear upper lid 65 and the rear side wall 59. 55 can be formed, and the cooler 54 can be satisfactorily stored in the paper box 1a in the paper box 1a having the double lid structure in which the upper lid portions 64 and 65, which are difficult to secure the storage space 55, can be provided.

  Further, in the side open type paper box 1 b as shown in FIGS. 11 and 12, the upper lid 76 is connected to the paper box main body 74 through the fold 75 so as to be opened and closed, and the side wall 77 and the upper lid of the main body 74 adjacent to the upper lid 76. The peripheral edge of the aforementioned sheet member 52 is fixed to the inner surface of the portion 76, the storage space 55 is formed on the inner surface side of the upper lid portion 76, and the opening portion 53 is formed on the inner surface side of the side wall 77. The cold insulator 54 is inserted and held in the storage space 55 on the inner surface side of the upper lid 76 from 53.

  As apparent from the above, the periphery of the sheet member 52 is fixed to the inner surface of the upper portion of the paper box 1 for storing foods such as fresh confectionery in one direction so as to be opened in one direction, and between the upper inner surface of the paper box 1 and the sheet member 52. A storage space 55 which is a cold storage body storage portion for storing and holding the cold storage body 54 is formed, and the cold storage body 54 is stored in a compact manner without taking up space on the inner surface of the paper box 1 such as the upper cover plate 5. Can be stored in the paper box 1 in which the quality of the foods requiring it is kept good.

  Further, the opening 53 of the sheet member 52 that opens only in one direction is closed by the side walls 10 and 58 that are the bent portions of the paper box 1, and the cold insulator 54 can be easily placed in the storage space 55 of the paper box 1. After the storage of the cold insulator 54, the open portion 53 serving as the inlet / outlet is closed using the bent portions such as the side walls 10 and 58 of the folded paper box 1, and the cold insulator is made of extremely simple components. 54 can be reliably stored and held.

The perspective explanatory drawing of a paper box. Explanatory drawing of the cover case of a paper box. Explanatory drawing of the folded state of a paper box. Explanatory drawing of the assembly state of a paper box. Explanatory drawing which shows the storage state of a cold insulator. The perspective explanatory drawing of a paper box. Explanatory drawing of a hand paper box. Explanatory drawing which shows the assembly state of a hand paper box. Cross-sectional explanatory drawing of a paper box. The modification explanatory drawing of a cold insulator accommodation state. The perspective explanatory drawing of a side open type paper box. Cross-sectional explanatory drawing of a side open type paper box.

Explanation of symbols

1 Paper box 10.58 Side wall (folded part)
52 Sheet member 54 Cold insulator 55 Storage space (storage part)

Claims (2)

  A cold insulator storage portion for holding and holding a cold insulator between the inner surface of the upper side of the paper box and the sheet member by fixing the peripheral edge of the sheet member in an open state only in one direction on the inner surface of the upper side of the paper box for storing food such as confectionery A cold box storage structure for a paper box characterized by being formed.   2. The cold box storage structure for a paper box according to claim 1, wherein the open part of the sheet member opened in only one direction is closed by a bent part of the paper box when the paper box is assembled.

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