JP2003200981A - Foldable carrying container - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a foldable carrying container capable of visually checking whether or not an heat insulating cover is provided with a folded container body from the outside of the container body. <P>SOLUTION: This foldable carrying container 10 has the foldable container body 11, and the heat insulating cover which is foldable and developable. The heat insulating cover comprises a cover body 22 and a pair of side covers 23. Each side cover 23 is joined with both short side walls 16 of the container body 11, the cover body 22 is taken out of the container body 11, and accommodated inside a mouth frame 17 in a folded condition. The cover body 22 is exposed on an upper surface of the container body 11 with the container body 11 in a folded condition so as to be visually recognized from the outside of the container body that the side covers 23 are provided on the container body 11. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention is used for transporting and storing, for example, refrigerated or frozen merchandise that requires temperature control and the like, and is a foldable type transportable so that it can be folded when not in use. It concerns a container.

[0002]

2. Description of the Related Art In the past, a foldable transport container having a cold insulation function has been used for transporting frozen products while keeping them at a predetermined temperature. An example of such a foldable transport container is disclosed in Japanese Utility Model Publication No. 2-1269. This foldable transport container includes a foldable container body, and a cold insulation cover made of a foldable flexible heat insulating sheet disposed in the container body.

The container body has a shallow box-shaped bottom portion, a pair of opposed long and short side walls standing upright on the periphery of the bottom portion, and a rectangular frame-shaped opening frame provided at the upper ends of the side walls. It consists of Each long side wall is vertically divided into two parts, and is formed of a pair of plate members that are foldably connected by a connecting shaft, and the upper and lower ends of each plate member are rotated by a rotating shaft to the bottom side and the long side of the opening frame, respectively. Connected as possible. Each short side wall is formed from one plate material,
The upper ends are connected to the short sides of the opening frame by connecting shafts. Further, the cold insulation cover is joined to the bottom wall of the container body by a surface fastener.

When folding the foldable transport container, first, the pair of short side walls are folded into the opening frame, and then the opening frame is brought close to the bottom so that the bottom and the opening frame are stacked. Then, the long side walls folded in half are housed inside the bottom portion and the opening frame. Then
The container body is folded by folding the short side walls stacked on top of the long side walls. At this time, the cold insulation cover is housed inside the bottom so as to be located between the bottom wall and each long side wall in the folded state.

Further, when using the foldable transport container, the opening frame is lifted so as to be separated from the bottom,
Each long side wall folded in half is stretched to form a plate. Next, the container body is assembled by rotating and pressing the short side walls from the inside to the outside of the container body. Then, the cold insulation cover folded in the bottom portion is extended to the opening end of the opening frame, whereby the frozen product is accommodated inside and transported in that state.

[0006]

However, in the conventional folding type transporting container described above, when the container body is folded, the cold insulation cover is located between the bottom wall and each long side wall in the folded state. Is housed inside the bottom, like
It is housed under the long side wall. Therefore, there is a problem that it is difficult to visually recognize whether or not the container body is provided with the cold insulation cover in the folded state of the container body.

The present invention has been made by paying attention to the problems existing in the above prior art. It is an object of the present invention to provide a foldable transport container capable of visually confirming from outside the container body whether a folded container body is provided with a cold insulation cover.

[0008]

In order to solve the above-mentioned problems, the invention as set forth in claim 1 is such that a bottom portion formed in a quadrangular shape in a plane and a pair of pairs facing each other and provided upright on the periphery of the bottom portion. Side wall and a square frame-shaped mouth frame supported on the upper ends of these side walls, and one pair of first side walls facing each other is formed so as to be foldable to the inside of the bottom part, and A pair of second side walls facing each other was formed to be foldable and assembleable so that the container main body was rotatably formed inside the mouth frame, and a rectangular box shape was formed inside the container main body to be foldable. It is configured to accommodate the cold insulation cover, the pair of second side walls are respectively rotated to the inside of the mouth frame, the pair of first side walls are folded to the inside of the bottom, respectively, and the container body is folded, Fold the cold insulation cover inside the frame And summary to be housed in state'm.

According to a second aspect of the present invention, in the foldable transportation container according to the first aspect, the cold insulation cover is
The cover body is formed by a bottom portion of the assembled container body and a position corresponding to the pair of first side walls, and a side cover disposed at a position corresponding to the pair of second side walls of the container body. The gist of the present invention is to take the main body out of the container main body and fold it, and then fold the main container body with the side cover attached to the second side wall to accommodate the cover main body that is folded inside the mouth frame.

[0010]

BEST MODE FOR CARRYING OUT THE INVENTION An embodiment of a foldable transport container embodying the present invention will be described below with reference to FIGS.

As shown in FIG. 1, the foldable transport container 10 includes a container body 11 that is foldable and a cold insulation cover 21 that is foldable and expandable.

As shown in FIG. 2, the container body 11 has a bottom 12 formed in a rectangular shape in a plan view, and a pair of long side walls 15 standing on the periphery of the bottom 12 and facing each other.
And a pair of short side walls 16 as second side walls, and a square frame-shaped mouth frame 17 supported on the upper ends of the long side walls 15 and the short side walls 16. The bottom portion 12 forming the container body 11 is formed of a synthetic resin in the shape of a rectangular box with a bottom and an opening on the top surface. As shown in FIG.
A leg portion 13 having a quadrangular frame shape is projected on the outer surface of the.

As shown in FIG. 2, at the periphery of the opening of the bottom portion 12, the pair of long side walls 15 are erected on both side walls 12b on the long side so as to face each other, and the short side of the bottom portion 12 is formed. The pair of short side walls 16 are provided on both side walls 12c on the side.
Are erected so as to face each other. The mouth frame 17 is formed of a synthetic resin in a rectangular frame shape, and is supported by the upper ends of the pair of long side walls 15 and short side walls 16.
A storage space is formed in the container body 11.

The long side wall 15 is formed of a pair of plate members 15a which are vertically divided into two parts by a synthetic resin. Then, both side portions of the lower end of the upper plate 15a and the lower plate 1
Both side portions of the upper end of 5a are connected by a connecting shaft 15b. As a result, the pair of plate members 15a are formed such that the pair of plate members 15a can be folded around the connecting shaft 15b as the center of rotation.

The lower end of each long side wall 15 (the lower plate member 15a
(The lower end of the bottom) and the side wall 12c on the short side of the bottom 12
A rotary shaft 15c is inserted into the rotary holes 12d penetrating both ends, and the lower half of the long side wall 15 is rotatably supported on the bottom 12 side with the rotary shaft 15c as the center of rotation. ing. On the other hand, both sides of the upper end of each long side wall 15 (the upper end of the upper plate 15a) and the side wall 17 of the mouth frame 17 on the short side.
Rotating shafts 15d are inserted between the rotating holes 17c penetrating both ends of b, and the upper half of the long side wall 15 rotates around the mouth frame 17 with the rotating shafts 15d as the center of rotation. Supported as possible. That is, each long side wall 15 is rotatably supported on both long sides of the bottom portion 12 and the mouth frame 17, and is formed so as to be foldable inside the bottom portion 12.

As shown in FIG. 4, a door member 18 is attached to the central portion of one of the pair of long side walls 15, and the door member 18 is divided into a pair of upper and lower plate members. It is formed from 18a. Both sides of the lower end of the upper plate 18a and both sides of the upper end of the lower plate 18a are connected by a connecting shaft 18b, respectively.
The pair of plate members 18a can be folded around the center of rotation. When the long side wall 15 is folded, the door member 18 is adapted to be folded from the same position as the pair of plate members 15a.

Further, in the door member 18, both lower end portions of the lower plate member 18a and the lower plate member 15a are connected by connecting shafts 18b (shown by broken lines in FIG. 4), and the connecting shafts 18b are connected to each other. A door member 18 is rotatably attached to the long side wall 15 as a center of rotation. In the door member 18, the lock member 1 is provided on the upper outer surface of the upper plate member 18a.
8d is attached, and the lock member 18d is always biased upward by a biasing member (not shown).

An engaging protrusion 18e is provided on the upper end surface of the lock member 18d so as to project therefrom.
5 is formed so as to be able to engage with the engaging recess 15e formed in the plate member 15a on the upper side of 5. Then, in the state in which the long side wall 15 is erected, the engagement protrusion 1 is inserted into the engagement recess 15e.
8e engages, and the door member 18 closes the opening of the long side wall 15. On the other hand, the rotating shaft 15d is moved downward against the urging force of the urging member to disengage the engagement protrusion 18e from the engagement recess 15e, whereby the door member 1 is released.
It is possible to rotate 8 to form an opening in the long side wall 15.

As shown in FIG. 2, each of the short side walls 16 is formed of a single plate member made of synthetic resin. Both sides of the upper end of each short side wall 16 and the side wall 1 on the long side of the mouth frame 17
The rotation shaft 1 is provided between the rotation holes 17c formed at both ends of the rotation shaft 7a.
6a is inserted, and each short side wall 16 is rotatably supported on both short sides of the mouth frame 17 with the rotation shaft 16a as a rotation center. That is, as shown in FIG. 11, each short side wall 16 is formed to be rotatable inside the mouth frame 17.

As shown in FIG. 2, strip-shaped surface fasteners 25 extending in the vertical direction of the short side walls 16 are joined to both sides of the inner surface of each short side wall 16 with an adhesive. The mouth frame 17 has a rectangular frame shape, and a belt-shaped surface fastener 25 as a holding means is provided on the inner peripheral surface on four sides of the mouth frame 17.
The entire circumference of 7 is bonded with an adhesive. Mouth frame 1
The length of 7 in the vertical direction, that is, the thickness of the mouth frame 17 is
Is formed larger than the thickness of

Then, in the container body 11 having the above-mentioned structure, as shown in FIG.
When the mouth frame 17 is brought close to the bottom portion 12 after rotating from the outer side to the inner side, each long side wall 15 is folded inside the bottom portion 12 and the mouth frame 17. As a result, the mouth frame 17 is stacked on the bottom portion 12, and the container body 11 is configured to be folded. Container body 11 in a folded state
Inside, the pair of long side walls 15 are folded so that the plate members 15 a overlap each other, and are housed inside the bottom portion 12 and the mouth frame 17.

Further, as shown in FIG. 13, the pair of short side walls 16 are rotated around a rotation shaft 16a and are housed inside the mouth frame 17 in a state of being stacked on both long side walls 15. There is. Further, when the container body 11 is folded, a housing recess 30 is provided between the upper surface of the short side wall 16 located above the pair of long side walls 15 and the inner peripheral surface of the mouth frame 17. There is.

On the other hand, to assemble the container body 11, as shown in FIG. 11, the bottom 12 and the mouth frame 1 of the container body 11 are assembled.
The mouth frame 17 is pulled upward so as to separate 7 from each other. Then, the pair of long side walls 15 are extended and supported by the bottom portion 12 and the both ends of the mouth frame 17 on the long side. Next, the pair of short side walls 16 is rotated from the inside to the outside of the container body 11 and is supported by both ends of the mouth frame 17 on the short side, whereby the container body 11 is assembled.

As shown in FIG. 8, the cold insulation cover 21 is formed in the shape of a rectangular box whose upper portion is opened by a heat insulating sheet.
It has a space inside to store frozen products. Further, the cold insulation cover 21 is formed to be foldable and is housed in the assembled container body 11.

As shown in FIGS. 5 and 6, the cold insulation cover 21 is a belt-shaped cover body 22 arranged at a position corresponding to the bottom portion 12 of the assembled container body 11 and the pair of long side walls 15. It is formed of a side cover 23 arranged at a position corresponding to the pair of short side walls 16 of the container body 11. In addition, when the cold insulation cover 21 is formed in a rectangular box shape, the surfaces of the cold insulation cover 21, the cover body 22, and the side cover 23 are surfaces arranged on the inner surface side of the box, and the back surface is opposed to the inner surface of the container body 11. The surface is arranged so as to face.

The cover body 22 is disposed on the bottom portion 12 of the assembled container body 11 and includes a bottom wall sheet 22a having a substantially rectangular shape in plan view and having substantially the same shape as the bottom portion 12.
Further, the cover body 22 extends from the side edges on both long sides of the bottom wall sheet 22a, and has a planar rectangular shape having substantially the same shape as the long side walls 15 so as to be arranged on the back surface of the pair of long side walls 15. It is provided with a pair of side wall sheets 22b. in addition,
The cover body 22 is provided with an upper lid sheet 22c that extends from the upper edge of one side wall sheet 22b and closes the upper surface opening of the cold insulation cover 21.

As shown by the broken line in FIG. 5, the bottom wall sheet 22
A surface fastener 25 as a holding means extending in a strip shape along the side edges is sewn to the side edges on both short sides of the back surface of the side wall sheet 22b. Further, the surface fasteners 25 as a holding means extending in a strip shape along the side edge portions are sewn to the side edge portions and the upper end side edge portions on both short sides of the surface of the upper lid sheet 22c.

In addition, a hook-and-loop fastener 25 as a holding means extending in a strip shape along the side edge is sewn to the upper edge of the back surface of the other side wall sheet 22b.
Further, an inner lid 27 is formed on the one side wall sheet 22b by cutting the side wall sheet 22b in an inverted U shape in plan view in FIG.

The bottom wall sheet 22a and the other side wall sheet 22
A belt 22f for assisting withdrawing of the cover body 22 housed in the container body 11 from the container body 11 is provided at the center of the boundary with b so as to extend toward the front surface side of the cover body 22. A surface fastener 25 is provided on the outer surface of the belt 22f. A hook-and-loop fastener 25 is provided at the center of the boundary between the one side wall sheet 22b and the upper lid sheet 22c.

The side cover 23 is formed in a planar square shape having substantially the same shape as each short side wall 16 so as to be arranged on the back side of each short side wall 16. A surface fastener 25 extending in a strip shape along the side edges is sewn to the three side edges of the surface of each side cover 23, and as shown by a broken line in FIG.
A hook-and-loop fastener 2 that extends like a strip on the back surface of the remaining one side edge.
5 is sewn on. Further, as shown in FIG. 6, hook-and-loop fasteners 25 are sewn on a pair of opposite side edges of the back surface of each side cover 23.

As shown in FIG. 8, a cold box cover 21 formed in the shape of a rectangular box is housed in the assembled container body 11, and the container body 11 and the cold box cover 21 fold the transport container 10. Is configured.

Next, a method of assembling the container body 11 and housing the cold insulation cover 21 in the container body 11 will be described. The foldable transport container 10 is stored in a predetermined position in a folded state when not in use. When using this foldable transport container 10, first, the container body 1 is moved from the state shown in FIG. 12 to the state shown in FIG.
1 is assembled into a box shape. At this time, since the mouth frame 17 is formed to have a large thickness and is easy to hold by the hand, the assembling work of the container body 11 holding the mouth frame 17 is easily performed. Further, the container body 11 holds the mouth frame 17 and pulls the mouth frame 17 upward so as to separate from the bottom portion 12, whereby the pair of long side walls 15 is extended, and further, the pair of short side walls 16 is formed by the container body 11. Is rotated from the inside to the outside. Therefore, the container body 11 is assembled by one operation such as gripping and lifting the mouth frame 17.

Next, as shown in FIG. 7, each side cover 2
3, so that the surface fastener 25 provided on one side edge of the back surface of 3 is located on the upper surface opening side of the container body 11 and the surface fastener 25 on the back surface side of each side cover 23 and the surface fastener 25 of each short side wall 16. Join with. Then, the container body 11
Side covers 23 on the back surfaces of the pair of short side walls 16 facing each other.
Is attached.

Subsequently, as shown in FIG. 8, the cover main body 2
2 is accommodated in the container body 11, and the bottom wall sheet 22 a is arranged on the bottom portion 12. Furthermore, in the cover body 22,
Side wall sheets 22b on both long sides of the bottom wall sheet 22a
Bend each to stand upright.

Subsequently, both short side sides of the bottom wall sheet 22a are bent upward, and the surface fasteners 25 on the back surface of the side edge portions are bent.
The surface fasteners 25 on the lower end side edge portion of the surface of each side cover 23 are joined to. Further, both short sides of each side wall sheet 22b are bent to the inside of the container body 11, and each side cover 23 is attached to the surface fastener 25 on the back surface of the side edge portion.
The surface fasteners 25 on both side edges of the surface are joined.

Then, the cover body 22 and the side cover 23
As a result, the cold insulation cover 21 in the shape of a rectangular box with a bottom and having an opening on the upper surface is formed in the container body 11. At this time, the cover body 22 is attached to the side cover 23 joined to the short side wall 16.
Therefore, the cold insulation cover 21 is prevented from falling out of the container body 11. As a result, the container body 1
The cold storage cover 21 is housed in the container 1 to form the foldable transport container 10.

In order to use the foldable transport container 10, frozen products are stored in the container body 11 through the upper opening of the cold insulation cover 21. Further, the surface fasteners 25 on both short sides of the front surface of the upper lid sheet 22c and the surface fasteners 25 on the upper end side edge portions of the back surfaces of the both side surface covers 23 are joined together. Continuously, the surface fastener 25 on the upper end side edge portion of the surface of the upper lid sheet 22c and the other side wall sheet 2
The surface fastener 25 at the upper edge portion on the back surface of 2b is joined. Then, the upper surface opening of the cold insulation cover 21 becomes the upper lid sheet 2.
It is closed by 2c, the inside of the cold insulation cover 21 can be maintained in a cold state, and the foldable transport container 10 is transported in the cold state.

With the cold insulation cover 21 housed in the container body 11, as shown in FIG. 10, one of the short side walls 16 is rotated from the outside to the inside of the container body 11. At this time, the side cover 23 and the cover body 2
It is formed separately from 2, and is joined by a surface fastener 25. Therefore, by peeling the surface fasteners 25 from each other, the short side wall 16 to which the side surface cover 23 is joined is rotated into the cold insulation cover 21. Therefore, the cold insulation cover 21 in the container body 11 is opened from the side, and the inside of the cold insulation cover 21 can be visually recognized, the inside can be cleaned, and the like.

Further, as shown in FIG. 9, the engagement protrusion 18e of the door member 18 and the engagement recess 15e are disengaged, and the door member 18 is rotated to form an opening in the long side wall 15. Furthermore, by pushing down the inner lid 27 of the side wall sheet 22b downward, the cold insulation cover 21 is pushed from the long wall side of the cold insulation cover 21.
The inside can be visually checked and the inside can be cleaned.

On the other hand, in order to take out the product carried by the foldable transport container 10 from the foldable transport container 10, the surface fasteners 25 of the upper lid sheet 22c and the surface fasteners 25 of the side wall sheet 22b and the side cover 23 are taken out.
Then, the upper lid sheet 22c is opened. Then, the product in the cold insulation cover 21 is taken out from the upper surface opening of the cold insulation cover 21.

Next, a case where the container body 11 is folded and the cold insulation cover 21 is housed in the folded container body 11 will be described. First, the upper lid sheet 2 of the cold insulation cover 21
The surface fasteners 25 of 2c are separated from the surface fasteners 25 of the side wall sheet 22b and the side cover 23. next,
The surface fasteners 25 on both short sides of the bottom wall sheet 22a and the surface fasteners 25 on the lower end side edge portions of the side covers 23 are peeled off, and further, the surface fasteners 25 on both short sides of each side wall sheet 22b, The surface fasteners 25 on both side edges of each side cover 23 are peeled off. Then, the cover body 22 and each side cover 23 are separated.

Then, pull the belt 22f upward,
Only the cover main body 22 is taken out from the container main body 11, and the cover main body 22 is bent at the boundary between the bottom wall sheet 22a and one side wall sheet 22b in the cover main body 22. Then, in the cover body 22 folded in two, the surface fastener 25 of the belt 22f and the surface fastener 25 at the boundary between the one side wall sheet 22b and the upper lid sheet 22c are joined, and the cover body 22 is held in the folded state. Let

Further, the other side wall sheet 22b is folded so that the upper lid sheet 22c is sandwiched between the other side wall sheet 22b and the one side wall sheet 22b, and the cold insulation cover 21 is folded in four. At this time, the planar shape of the folded cover body 22 becomes substantially the same as the planar shape inside the mouth frame 17, and the cover body 22 can be housed inside the mouth frame 17. Also, the other side wall sheet 2
The surface fasteners 25 on the three side edges of the back surface of 2b are exposed to the outside.

Next, the container body 11 is folded. At this time, after rotating each short side wall 16 from the outer side to the inner side of the container body 11, the mouth frame 17 is gripped by the hand to approach the bottom portion 12, whereby the container body 11 is folded.

With the container body 11 folded, as shown in FIG. 13, the upper surface of the short side wall 16 and the mouth frame 1 are closed.
An accommodation recess 30 is provided between the inner peripheral surface of the housing 7 and the inner peripheral surface of the housing 7. Then, as shown in FIG. 14, by accommodating the folded cover body 22 in the accommodating recess 30,
The side cover 23 and the cover body 22 are housed in the folded container body 11.

That is, in the folded container body 11, the cover body 22 and the side cover 23 are accommodated above the pair of long side walls 15 above the bottom portion 12 and the short side walls 16 above the long side walls 15 to form a container. The cold insulation cover 21 can be visually recognized from above the main body 11. Further, in the folded cover body 22, the surface fasteners 25 on the three side edges of the back surface of the other side wall sheet 22b are exposed to the outside, and the surface fasteners 25 are exposed on the three side peripheral portions of the cover body 22. Then, the side cover 23 protruding from the accommodation recess 30
The upper edge of the is folded into the accommodation recess 30. continue,
Attach the surface fastener 25 on the outer peripheral edge of the cold insulation cover 21 to the mouth frame 1
By joining to the surface fastener 25 of the inner peripheral surface of 7,
The cold insulation cover 21 is housed and held in the mouth frame 17, and the cold insulation cover 21 is attached to the container body 11.

Foldable transport container 10 of the above embodiment
According to the above, the following features can be obtained. (1) A state in which the cool cover 21 is separately formed on the cover body 22 and the pair of side covers 23, the side covers 23 are joined to both short side walls 16, and the cover body 22 is taken out from the container body 11 and folded. It is formed so as to be accommodated inside the mouth frame 17. Therefore, in the state where the container body 11 is folded and the cold insulation cover 21 is housed in the container body 11, the cover body 22 is exposed on the upper surface of the container body 11, and the container body 11 is provided with the side cover 23. It can be seen from the outside of the main body 11.

(2) The cold insulation cover 21 can be separated into a cover body 22 and a pair of side covers 23. Since the side cover 23 is joined to the short side wall 16, the cold insulation cover 21 can be simply folded. Can be folded. Therefore, as compared with the case where the cover body 22 and the side cover 23 are integrated in the cold insulation cover 21, it is possible to reduce the number of places to be folded as the cold insulation cover 21, and to avoid damage or the like caused by repeated folding. Can be reduced.

(3) The cold insulation cover 21 is divided into a cover body 22 and a side cover 23, and the side cover 23 joined to the short side wall 16 is joined by a surface fastener 25 so that the cover body 22 becomes a container body 11. It is installed inside. Therefore, the cover body 22 can be easily taken out from the container body 11. Therefore, the side cover 23
Compared with the case where the entire cold insulation cover 21 is replaced, the cover main body 22 that is more susceptible to damage than the side cover 23 can be easily replaced because the flat area is large compared to Thus, the cost of the foldable transportation container 10 can be suppressed.

(4) Since the side cover 23 is joined to the short side wall 16, it is housed in the container body 11 as the short side wall 16 rotates, and the cover body 22 is taken out from the container body 11 and then opened. It is accommodated in the frame 17. for that reason,
The cold insulation cover 21 is housed in the container body 11, and at the same time when the cold insulation cover 21 is folded at the same time, the resistance of the cold insulation cover 21 is eliminated and the operation of folding the container main body 11 is facilitated. You can

(5) By rotating the short side wall 16, the side cover 23 can be separated from the cover body 22 and the cold insulation cover 21 can be opened. Therefore, the inside of the cold insulation cover 21 can be visually recognized from the side. Further, by rotating the short side wall 16, the side of the upper surface of the bottom wall sheet 22a can be opened, and the cleaning or the like on the bottom wall sheet 22a can be easily performed. That is, the upper lid sheet 2
The cleaning or the like can be easily performed as compared with the case of cleaning the bottom wall sheet 22a after the opening of 2c.

(6) The door member 18 is attached to the long side wall 15, and the inner lid 27 of the side wall sheet 22b is located on the back side of the door member 18. Therefore, by opening the door member 18 and opening the inner lid 27, the long wall side of the cold insulation cover 21 can be opened, and the product in the cold insulation cover 21 can be taken out.

(7) Since the side cover 23 and the short side wall 16 are joined by the surface fastener 25, the side cover 23 can be easily replaced. (8) Hook-and-loop fastener 25 of the folded cover body 22
By joining with the surface fastener 25 on the inner peripheral surface of the mouth frame 17, the cold insulation cover 21 can be held on the container body 11 and the separation between the two can be prevented.

(9) Since the cold insulation cover 21 is provided with the belt 22f, the cold insulation cover 21 can be easily taken out from the container body 11 by pulling the belt 22f.

(10) Belt fastener 25 of belt 22f
By joining the surface fastener 25 at the boundary between the one side wall sheet 22b and the upper lid sheet 22c, the folded state of the cover body 22 can be maintained. Therefore, the problem that the cover body 22 opens is prevented,
The work of folding the cover body 22 can be simplified.

(11) The mouth frame 17 is formed to have a thickness larger than that of the bottom portion 12 and is formed in a rectangular box shape.
Therefore, the strength of the upper open end of the container body 11 can be improved, and the strength of the foldable transport container 10 itself can be improved.

(12) Since the mouth frame 17 has a large thickness, the mouth frame 17 can be printed or a label can be attached. Therefore, it is possible to display the destination of the foldable transport container 10 and the name of the product housed inside, etc. in the mouth frame 17, and the foldable transport container 1 in both the assembled state and the folded state of the container body 11 can be displayed.
You can make 0 easier to use.

(13) The long side wall 15 and the short side wall 16 are rotatably supported by the mouth frame 17. Therefore, the mouth frame 17
The container body 11 can be assembled in almost one operation by gripping and moving the container body upward, and the container body 11 can be easily folded by moving the mouth frame 17 downward.

The above embodiment may be modified as follows. The door member 18 of the one long side wall 15 may be omitted, and the inner lid 27 of the cover body 22 may be omitted.

In the embodiment, the door member 18 is formed on one long side wall 15, but the door member 18 may be formed on both long side walls 15. Then, an inner lid 27 may be formed on both side wall sheets 22b of the cover body 22 so as to correspond to each door member 18.

The surface fastener 25 of the mouth frame 17 may be omitted. Further, when the surface fastener 25 of the mouth frame 17 is omitted, when the cover body 22 is housed in the mouth frame 17 of the folded container body 11, one or more belt members as holding means are used as the mouth frame 17. The cover body 22 is held in the container body 11 by its belt member. With this structure, the cover member 22 can be prevented from falling out of the mouth frame 17 by the belt member.

In the embodiment, each surface fastener 25 is formed in a strip shape, but each surface fastener 25 may be changed to a square shape, a circular shape, or the like. Then, the bottom wall sheet 22a,
A surface fastener 25 having a square shape, a circular shape, or the like at a side edge portion or an arbitrary position of the side wall sheet 22b and the upper lid sheet 22c.
May be scattered in one place or a plurality of places. Further, the surface fasteners 25 having a square shape, a circular shape or the like may be scattered at one side or a plurality of points on the side edges of the side cover 23 and the short side wall 16 or at arbitrary positions. That is, the cover body 22 and the side cover 23 are joined, and the side cover 23 and the short side wall 16 are joined together.
The shape and the number of the surface fasteners 25 may be arbitrarily changed as long as they can be joined.

In the embodiment, the cover body 22 and the side cover 23 are joined by joining the surface fasteners 25 to each other. However, the cover body 22 and the side cover 23 are attached by an adhesive tape, a slide fastener, a snap fastener or the like.
The cold insulation cover 21 may be formed by integrating the above.

In the embodiment, the side cover 23 and the short side wall 16 are joined by joining the surface fasteners 25 to each other, but the side cover 23 and the short side wall 16 are joined together by an adhesive tape, a snap fastener, an adhesive or the like. You may join.

In the embodiment, the surface fastener 25 provided so as to extend in the vertical direction of the short side wall 16 and the surface fasteners 25 of the pair of opposite side edges on the back surface of the side cover 23 are joined. The surface fastener 25 to the short side wall 16
Alternatively, it may be provided inside the corner of the back surface of the side cover 23. That is, the positions of the surface fasteners 25 of the short side wall 16 and the side cover 23 may be changed as long as the side cover 23 is attached to the short side wall 16.

In the embodiment, the cover body 22 is taken out from the container body 11 and folded, but the cover body 2
The container main body 11 may be folded while the cold insulation cover 21 in which the 2 and the side cover 23 are integrated is housed in the container main body 11. Also at this time, the portion corresponding to the cover body 22 is housed inside the mouth frame 17.

As long as the cover body 22 is folded in four and housed in the housing recess 30 inside the mouth frame 17, the method of folding the cover body 22 is not limited to the method of the embodiment. Further, when the cover body 22 is folded in two, the surface fastener 25 of the belt 22f and the cover body 22 are
Although the inner surface fastener 25 is joined, the double-sided fastener 25 may not be joined and the belt 22f and the surface fastener 25 may be omitted.

Next, the technical ideas that can be understood from the above-described embodiments and other examples will be added below along with their effects. (1) The foldable transport container according to claim 2, wherein the side cover and the second side wall are attached by joining surface fasteners to each other. With this configuration, the side cover and the second side wall can be easily attached and detached.

(2) The foldable type according to claim 2 or the technical idea (1), characterized in that the cover body and the side cover are integrated by joining surface fasteners to each other to form a cold insulation cover. Transport container. With this configuration, the cover body and the side cover can be easily separated and integrated. For example, when the cover body is taken out of the container body, the side cover and the cover body can be easily separated. It can be carried out.

(3) The mouth frame is provided with holding means for holding the cold insulation cover housed inside the mouth frame inside the mouth frame. The foldable transport container according to any one of the technical ideas (1) and (2). With this configuration, it is possible to prevent the cold insulation cover and the container body from being separated.

(4) A door member is provided on the first side wall so that the first side wall can be opened, and the first door member is formed.
An inner lid is formed on the cover body located on the back side of the side wall, the first side wall is opened by the door member, and the inner lid is opened to form an opening on the side surface of the container body. The foldable transport container according to any one of claims 1 and 2, and the technical ideas (1) to (3). With this configuration, the product inside the cold insulation cover can be easily taken out.

[0072]

As described above in detail, according to the invention as set forth in claim 1, it is possible to visually confirm from the outside of the container body whether or not the folded container body is provided with the cold insulation cover. it can.

According to the invention of claim 2, claim 1
In addition to the effect of the invention described in (1), the folding operation of the container body can be easily performed.

[Brief description of drawings]

FIG. 1 is a perspective view showing a state where a cover body is housed in a folded container body.

FIG. 2 is a perspective view showing a container body of the embodiment.

FIG. 3 is a front view showing the short side wall side of the container body of the embodiment.

FIG. 4 is a side view showing the long side wall side of the container body of the embodiment.

FIG. 5 is a plan view showing a state where the cold insulation cover of the embodiment is expanded.

FIG. 6 is a perspective view showing a cover body and a side cover of the embodiment.

FIG. 7 is a perspective view showing a state where a side cover is joined to the short side wall of the container body.

FIG. 8 is a partially cutaway perspective view showing a state where the cold insulation cover is housed in the container body.

FIG. 9 is a side view showing a state in which the door member and the inner lid of the cover body are opened.

FIG. 10 is a front view showing a state in which the inside of the cold insulation cover is opened by rotating the short side wall.

FIG. 11 is a perspective view showing a process of folding a pair of short side walls.

FIG. 12 is a perspective view showing a process of folding a pair of long side walls.

FIG. 13 is a plan view showing a folded container body.

FIG. 14 is a perspective view showing a state where the cover body is housed in the mouth frame of the container body.

[Explanation of symbols]

10 ... Foldable transport container, 11 ... Container body, 12 ...
Bottom part, 15 ... Long side wall as first side wall, 16 ... Short side wall as second side wall, 17 ... Mouth frame, 21 ... Cooling cover, 22
… Cover body, 23… side cover.

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Claims (2)

[Claims] 1. A bottom portion formed in a quadrangular shape in a plane, a pair of opposing side walls standing upright on the periphery of the bottom portion, and a square frame-shaped mouth frame supported by the upper ends of these side walls. A pair of first side walls facing each other is formed so as to be foldable inside the bottom part, and a pair of second side walls facing each other is rotatably formed inside the mouth frame. The main body is formed so as to be foldable and assembleable, and a rectangular box shape is formed inside the container main body so that a foldable cold insulation cover can be housed therein, and the pair of second side walls are respectively formed inside the mouth frame. To the first pair of
A foldable transport container, characterized in that the side walls are respectively folded inside the bottom part, and the container main body is folded, and the cold insulation cover is accommodated inside the mouth frame in a folded state. 2. The cold insulation cover is arranged at a position corresponding to the bottom of the assembled container body and the pair of first side walls, and at a position corresponding to the pair of second side walls of the container body. And a cover body that is formed inside the mouth frame by folding the container body with the side cover attached to the second side wall. The foldable transport container according to claim 1, wherein: