JP3328537B2 - Assembled insulated container - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a prefabricated insulated container which is suitably used for transporting articles such as dry ice while being insulated from outside air.

[0002]

2. Description of the Related Art Conventionally, when a low-temperature article such as dry ice is transported, it is heated and changed by the outside air (for example, in the case of dry ice, a part of the article sublimates).
In order to prevent this, a container having a heat insulating means is used. As this type of container, for example, there is a prefabricated insulated transport container disclosed in Japanese Utility Model Publication No. 61-12378. 8 to 10 show the assembling type insulated transport container disclosed in the above-mentioned publication. The container shown here has a rectangular bottom plate portion 10 with a side portion 12 made of a flexible sheet on each side thereof, 14, 16, and 18 are extended, one of these side portions is configured to be openable and closable with its lower end as a fulcrum, and a side plate in which a heat insulating plate is sealed at the upper end of each of the side portions. Part 20, 2
2, 24, 26 are extended, and a lid plate portion 28 in which a heat insulating plate material is sealed is provided on one of the side surface portions. A tightening band 30 is provided on the openable and closable side surface portion 12, and tightening tools 32 that can be fastened to the tightening band 30 are provided on the side surface portions 14 and 16 adjacent to the side surface portion 12. The side portion 12 can be fixed to the side portions 14 and 16. Further, hanging ropes 34 for hanging and transporting the container are attached to the outer surfaces of the side surfaces 12 and 18. The container is, as shown in FIG.
16 and 18 are folded and the side plates 20, 22, 24 and 26 are folded.
By being superimposed on the upper surface or the lower surface of the bottom plate portion 10 together, it can be folded.

In order to assemble the container in the folded state, the side plates 20, 22, 24 and 26 are connected to the side portions 1 respectively.
2, 14, 16 and 18 are turned back to the inner side,
The fastening band 30 is fastened to the fastening device 32 provided on the side surfaces 14 and 16 to fix the container in a rectangular parallelepiped shape.

[0004] When an object such as dry ice accommodated in such a container is taken out of the container, the cover plate 28 is opened and the object is taken out from the upper opening. In the removal process, when the remaining amount of the container in the container becomes small, the side portion 12 is opened to facilitate the removal operation, and the container is removed from the opened portion. I have.

[0005]

However, the above-mentioned conventional container has the following problems. Further, in the above-mentioned container, it is necessary to manually turn back the side plates 20, 22, 24, and 26 and fasten the tightening band 30 of the side portion 12 to the tightening device 32 of the side portions 14 and 16 at the time of assembly. For this reason, there was a complaint that the assembly was troublesome. When the low-temperature container such as dry ice stored in the container is taken out of the container, when the side surface portion 12 is opened, the outside air enters the container, whereby the container is added. In some cases, it was heated and a change such as sublimation occurred partially. In addition, outside air may enter the inside of the container from a gap between the side surface portion 12 and the side surface portions 14 and 16, and the heat insulation may be impaired.
SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and provides a container which has excellent heat insulation properties, is easy to assemble, and can easily remove an object while maintaining high heat insulation performance. With the goal.

[0006]

Above problems SUMMARY OF THE INVENTION comprises a heat insulating bottom plate, and the bag body the upper surface a rectangular parallelepiped shape made of the opened flexible material placed in unison with the bottom plate, this during assembly < and a heat-insulating side plate and a cover plate that cover the entire side surface and top surface of the bag body from the outside. The problem is solved by a prefabricated insulated container which is attached so as to be freely bent. Also, assembling for erecting the side plate during assembly
Belts, connect the upper corners of adjacent side plates
It is preferable that it is attached so that Also,
It is preferable that the side plate and the lid plate are configured to be capable of being folded in two or three. In addition, it is preferable that a suspension belt is provided between the side plate and the bag, and the suspension belt is fixed to the bag only at the upper edge of the bag. Further, a configuration in which an identification transmitter is attached may be adopted.

[0007]

1 to 6 show an example of a prefabricated insulated container (hereinafter sometimes simply referred to as a container) of the present invention. Container 1 shown here
Is roughly composed of a heat-insulating bottom plate 2, a bag body 3 placed integrally on the bottom plate 2, a side plate 4 and a cover plate 5 covering all side surfaces and the upper surface of the bag body 3. Bottom plate 2
Is a rectangular plate-like heat insulating material having a length of about 60 to 150 cm, a width of about 60 to 130 cm, and a thickness of about 20 to 60 mm, which is covered with a surface material made of polyester cloth or the like. The heat insulating material is not particularly limited, but is preferably made of foamed polyethylene or the like. On the lower surface side of the bottom plate 2, a protection plate 2 a having a rectangular shape substantially the same size as or slightly larger than the bottom plate 2 is provided. The protection plate 2a is for increasing the strength of the bottom plate 2, and is made of reinforced plastic or the like.

[0008] The bag 3 is formed in a rectangular parallelepiped shape having an opening on the upper surface, and the inside thereof is a storage portion for storing an object to be stored. The height is 50 to 120 cm and the width is 60 to 15 cm.
It is formed to have a depth of about 0 cm and a depth of about 60 to 130 cm. As the material of the bag 3, a flexible material, for example, a polyester cloth coated with vinyl chloride is used.

The side plate 4 has a length of 60 to 1 like the bottom plate 2.
A rectangular plate-like heat insulating material having a size of about 50 cm, a width of about 50 to 120 cm, and a thickness of about 20 to 60 mm is covered with a surface material such as a polyester cloth. These side plates 4 are attached to the bag body 3 only at the upper edges of the four side surfaces of the bag body 3 so as to be freely bent. The side plate 4 includes an upper side plate 4a and a lower side plate 4b having substantially the same size and shape as each other, and these can be folded in two with the bent portion 4c as a fulcrum.

A string 8 made of polypropylene or the like is bridged around the side plate 4. The string 8 is for keeping the side plate 4 in an upright state, and includes upper and lower side plates 4a, 4a.
One each is hung around b. Side plate 4
An assembly belt 7a is attached to the upper end corners so as to connect the upper end corners of the side plates 4 adjacent to each other. These assembling belts 7a are used for erecting the side plates 4 when assembling the container 1, and are provided so as to have a slightly slackened length.

A hanging belt 6 made of polyester or the like is provided between the bag 3 and the side plate 4. The suspending belt 6 is for suspending and transporting the container 1, and has a loop-shaped gripping portion 6 a at an upper edge of two opposing sides of the bag 3. The hanging belt 6 passes from the grip 6a on one side to the space between the side plate 4 and the bag 3 on the side, passes between the bottom plate 2 and the bag 3, and the side plate 4 on the other side to the bag 3 , And is arranged so as to reach the grip portion 6a on the other side, and is fixed to the bag body 3 only at the upper edge of the bag body 3.

The cover plate 5, like the bottom plate 2 and the side plate 4, is formed by covering a rectangular plate-like heat insulating material having a thickness of about 20 to 60 mm with a surface material, and is provided with a holding portion 6a of a suspension belt 6. It is attached to the upper edge portion of the bag body 3 on the side that is not foldable with respect to the bag body 3. The lid plate 5 is formed to have a size such that a peripheral edge thereof comes into contact with the inner surface of the side plate 4 when the cover plate 5 is closed, and like the side plate 4, is formed so that it can be folded in two with the bent portion 5 a as a fulcrum. A loop-shaped assembling belt 7b is attached near the bent portion 5a on the inner surface side of the cover plate 5.

Locking portions 5b are provided on three sides of the cover plate 5 except for the side attached to the bag body 3. Locking part 5b
When the cover plate 5 is closed, the cover plate 5 is engaged with the side plate 4 to maintain the closed state. Fastener 5c provided on the lower surface side
Can be engaged with a hook and loop fastener 4d provided on the outer surface of the side plate 4 to lock the lid plate 5 to the side plate 4.

An identification transmitter 11 is attached to the heat insulating material of the bottom plate 2. The identification transmitter 11 is for identifying the container, and can transmit a different identification signal for each container. As the identification transmitter 11, it is preferable to use a non-power-source transmitter such as a transponder having an IC memory capable of writing information such as the arrival time.

Next, the operation of the container 1 will be described with reference to FIG.
This will be described with reference to FIG. When the container 1 in the assembled state shown in FIG. 2 is folded, the string 8 bridged around the side plate 4 is cut, and the bag body 3 is folded on the bottom plate 2 so that the upper and lower sides of the bottom plate 2 The side plates 4 and the lid plate 5 are sequentially superimposed. FIG. 3 shows a state in which the container 1 is folded as described above.

To assemble the container 1 in this state,
As shown in FIG. 4, the following operation is performed using a rectangular frame-shaped hanging jig 10. Hooks 9 are attached to the four corners of the hanging jig 10 and substantially the center of one side thereof via connecting strings 10a. First,
The side plate 4 and the cover plate 5 of the container 1 in the folded state shown in FIG. 3 are folded outward with the upper edge of the bag body 3 as a fulcrum, and positioned around the bag body 3. Next, the hook 9 attached to the corner of the hanging jig 10 is hung on the assembly belt 7 a of the side plate 4 of the container 1, and the hook 9 attached to the center of one side of the jig 10 is attached to the lid plate 5. After hanging on the assembling belt 7b, the hanging jig 10 is moved upward using a crane or the like, and the bag 3, the upper end of the side plate 4, and the cover 5 are turned into a rectangular parallelepiped. Lift until it is.
At this time, the side plate 4 stands up by its own weight, and is in a state of covering the outer surface of the bag body 3. In this state, the strings 8 are wound around the upper and lower side plates 4a and 4b, respectively, using an automatic lacing machine or the like, and the side plates 4 are fixed in an upright state. Next, the hook 9 is removed from the assembling belts 7a and 7b, the cover plate 5 is closed, and the locking portion 5b of the cover plate 5 is locked to the side plate 4 to obtain the assembled container 1 shown in FIG.

When an object such as dry ice is to be stored in the container 1 in the assembled state, the lid plate 5 is opened, and the object is loaded into the bag 3 from above. In a state where the object is accommodated in the bag 3, the bag 3
Since the opening is directed upward, the container 1
The outside air does not enter the inside, and the stored object inside the bag body 3 is not heated by the outside air.

When the object stored in the container 1 is taken out, the cover plate 5 is opened and the object in the bag 3 is taken out from the upper opening of the bag 3. In the process of taking out the object to be stored in the container 1, when the remaining amount of the object to be stored in the container 1 becomes small, the string 8 around the lower side plate 4b is cut as shown in FIGS. Each of the four lower side plates 4b is bent outward with the bent portion 4c as a fulcrum, and each of the four lower side plates 4b is overlapped on the outer surface of the upper side plate 4a. On top. By performing such an operation, the height of the container 1 is reduced to about half, and the objects in the container 1 are easily taken out.

Subsequently, at a point in time when the number of objects contained in the container 1 is further reduced, the string 8 around the upper side plate 4a is cut, and the upper and lower side plates 4a and 4b are connected to the upper side plate 4a.
a. It is bent outward with the upper edge as a fulcrum, and is spread around the bag body 3. In this state, the height of the container 1 is further reduced, that is, equal to the thickness of the upper and lower side plates 4a and 4b, so that the objects contained in the container 1 can be more easily taken out. As described above, in the container 1, the height of the container 1 is adjusted according to the remaining amount of the container in the container 1 with the opening of the bag body 3 always facing upward during the container removal operation. It can be adjusted to facilitate removal of the object.

Next, a method for managing receipt / shipment of the container 1 using the identification transmitter 11 attached to the container 1 will be described with reference to FIG. The symbol C in FIG.
It shows a conveyor for transporting containers. Sign D
Denotes a container detector, and the detector D includes a detector main body E and an antenna F connected to the main body E. Symbol G indicates a computer that records the loading and unloading of containers. The antenna F of the detector D is arranged on the side of the conveyor C, and detects an identification signal transmitted from the identification transmitter 11 of the containers 1A, 1B when the containers 1A, 1B are transported on the conveyor C. , A detection signal can be sent to the detector body E. The detector main body E can identify the container based on the detection signal sent from the antenna F, and can transmit the identification signal to the computer G connected to the main body E. The computer G can record the signal transmitted from the main unit E. This conveyor C
Is installed, for example, at the entrance of a warehouse that stores the container 1.

In order to manage the receipt / shipment of containers by the conveyor C and the detector D, first, the objects to be accommodated are accommodated in the container 1A in an assembled state.
Is immediately carried into the warehouse using the conveyor C installed on the entrance side. When the container 1A is transported on the conveyor C and passes near the antenna F, the container 1A
The identification signal transmitted by the identification transmitter 11 of A
Is detected, a detection signal is sent to the detector body E, an identification signal is sent from the body E to the computer G, and the computer G
Records the receipt of the container 1A.

When unloading the container 1A, the container 1A is unloaded by using the conveyor C installed at the outlet. At this time, the conveyor C and the detector D on the exit
And, the storage of the container 1A is recorded by the computer G. In this way, by recording the incoming and outgoing of the container, it is possible to know the incoming and outgoing time of the container, the residence time in the warehouse, and the like. Quantity management and the like can be easily performed. The container for which the receipt / shipment management is performed as described above is not limited to the container 1A in the assembled state, but the container 1 in the folded state.
B may be used.

In the container 1 having the above-described structure, a heat insulating bottom plate 2, a bag 3 made of a flexible material and placed on the bottom plate 2 integrally therewith, and all side surfaces of the bag 3 It consists of a heat insulating side plate 4 and a cover plate 5 covering the upper surface, and the side plate 4 and the cover plate 5 are attached to the bag body 3 only at the upper edges of the four sides of the bag body 3 so as to be freely bent. Therefore, the upper end of the side plate 4 of the container 1 is lifted by using the hanging jig 10 or the like, the side plate 4 is erected, and the string 8 is wound around these side plates 4 by a simple operation. Can be assembled. Therefore, easy and quick assembly becomes possible. In addition, operations such as lifting the side plate 4 and hanging the string 8 can be performed using a crane, an automatic stringing machine, or the like, and the assembling operation can be performed without troublesome human power.

Further, the bag body 3 having the inside as the accommodation portion is provided, and the bag body 3 is made to have an opening on the upper surface, so that the outside air does not enter from the side part and has a high heat insulating performance. It can be.

Further, by forming the side plate 4 and the lid plate 5 so as to be able to be folded in two, in the process of taking out the object to be stored in the container 1, the four side plates 4 are set in accordance with the remaining amount of the object to be stored in the container 1. Can be folded in half, and their heights can be reduced to about half with the opening of the bag body 3 always facing upward. Therefore, it is possible to suppress the intrusion of the outside air into the bag body 3 and to facilitate the work of taking out the stored object in the container 1 while maintaining the heat insulating property.

A hanging belt 6 is provided between the side plate 4 and the bag 3, and the hanging belt 6 is fastened to the bag 3 only at the upper edge of the bag 3, so that the outer surface of the bag 3 can be fixed. When the automatic position detection of the container is performed by using a limit switch or a photoelectric switch, the hanging belt 6 is prevented from causing a malfunction, and a system such as automatic positioning can be realized.

The provision of the identification transmitter 11 facilitates the management of receipt / shipment of the container 1 and facilitates first-in, first-out management, freshness management, container quantity management, and the like of the container. .

In the container 1, the side plate 4 and the cover plate 5 are configured to be folded in two. However, the container of the present invention is not limited to this, and the side plate 4 and the cover plate 5 can be folded in three. The configuration may be any. Side plate 4 and lid plate 5
Can be folded in three, so that the height of the side plate 4 can be more finely adjusted according to the remaining amount of the container in the container in the process of removing the container from the container. The removal operation can be further facilitated. Further, the side plate 4 and the cover plate 5 may be configured to be able to be folded in four or more.

[0029]

According to the container of the present invention, it is possible to assemble the container by a simple operation such that the upper end of the side plate is lifted, the side plate is erected, and a string is wound around these side plates. Therefore, easy and quick assembly becomes possible. Further, the assembling work can be performed by using a crane, an automatic stringing machine, or the like, and the assembling can be performed without disturbing human power. In addition, since a bag body having an interior as a housing portion was provided, and the bag body was made to have an open upper surface,
It is possible to suppress the invasion of the outside air into the inside of the container and have a high heat insulating performance. In addition, by configuring the side plate and the lid plate so as to be able to be folded in two or three, it is possible to facilitate the work of taking out the object to be stored in the container without lowering the heat insulation performance.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an example of the container of the present invention.

FIG. 2 is a perspective view showing an assembled state of the container shown in FIG.

FIG. 3 is a perspective view showing a folded state of the container shown in FIG.

FIG. 4 is a perspective view showing a process of assembling the container shown in FIG. 1;

FIG. 5 is a perspective view showing the container shown in FIG. 1;

FIG. 6 is a perspective view showing the container shown in FIG. 1;

FIG. 7 is a perspective view showing a conveyor for transporting the container shown in FIG.

FIG. 8 is a perspective view showing a conventional container.

FIG. 9 is a perspective view showing the container shown in FIG. 8;

FIG. 10 is a perspective view showing a folded state of the container shown in FIG.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Container 2 ... Bottom plate 3 ... Bag body 4 ... Side plate 5 ... Cover plate 6 ... Hanging belt 11 ... Identification transmitter

Continuation of the front page (72) Inventor Hidetake Togawa 1-5-1, Marunouchi, Chiyoda-ku, Tokyo Nitto Chemical Industry Co., Ltd. (56) References JP-A-8-58680 (JP, A) Japanese Utility Model Showa 61-30683 (JP, U) (58) Field surveyed (Int. Cl. ⁷ , DB name) B65D 88/22 B65D 88/12 B65D 88/52

Claims (5)

(57) [Claims] And 1. A heat-insulating bottom plate, and the bag body the upper surface a rectangular parallelepiped shape made of the opened flexible material placed in unison with the bottom plate, the entire side and top of the bag during assembly
It comprises a heat-insulating side plate and a cover plate that cover from the outside, wherein the side plate and the cover plate are attached to the bag body only at the upper edges of the four side surfaces of the bag body so as to be freely bent. A prefabricated insulated container. 2. The assembly type insulated container according to claim 1,
Assembly belt for erecting the side plate during assembly
To connect the upper corners of the side plates adjacent to each other.
A prefabricated insulated container characterized by being attached to a container. 3. The assembled heat insulating container according to claim 1, wherein the side plate and the cover plate can be folded in two or three. 4. A prefabricated insulated container according to claim 1, wherein a suspending belt is provided between the side plate and the bag, and the suspending belt is connected to an upper edge of the bag. An assembling type insulated container characterized in that it is fixed to a bag only at a part. 5. A prefabricated insulation container of any one of claims 1-4, knockdown adiabatic container, characterized in that fitted with identification transmitter.