JP2000281175A - Bag body for transport container - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a bag body for transport container wherein a cargo of irregular shape can be efficiently charged and discharged. SOLUTION: The bag body 15 for transport container can be formed into a box shape so as to be fitted in a container body and has a charge port 16, which can be projected outward from a cargo feed port of the container body, and a delivery port 17, which can be projected from a cargo discharge port of the container body. Thus, since cargoes can be charged into the bag body by projecting the port 16 out of the cargo feed port, cargoes of irregular shape can be easily and efficiently charged. And cargoes can be discharged by projecting the port 17 out of the cargo discharge port, and hence cargoes are not discharged into the container body, so that cargoes are prevented from being discharged into between the container body and the bag body.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a bag for a transport container, and more particularly, to a bag for a transport container used for transporting bulk cargo such as resin pellets and irregular-shaped cargo such as powder and granular material such as feed. About the body.

[0002]

2. Description of the Related Art Conventionally, transport containers have been used for efficiently transporting cargo. The transport container is generally formed in a substantially rectangular parallelepiped box shape, and has a loading / unloading port for loading / unloading cargo at a longitudinal end face thereof. When transporting bulk cargo such as resin pellets or cargo such as granular material using such a container, a rectangular parallelepiped bag is stored in the container, and the bag is filled with cargo and transported. ing. The bag is usually filled with the cargo with the door of the unloading opening opened. Specifically, the bag body suspended in the container is inflated and provided at the end of the top surface of the bag body on the side of the loading / unloading port while holding the shape in a shape corresponding to the container by means of a straining means or the like. Granules and the like were injected from the inlet. Also, at the time of unloading, open the door of the unloading port, pull out the end of the bag from the unloading port while holding the posture of the bag by the elongation control means, etc., and place it on the bottom of the bag. Granules and the like were discharged from the discharge port provided (Japanese Patent Application Laid-Open No. 63-29487).

[0003]

However, in this method, cargo is loaded and unloaded while the door of the loading / unloading port is opened, so that the binding means and the extension are required to prevent the collapse of the load from the loading / unloading port. There is a problem in that the structure of the transport container becomes complicated because the degree of restriction must be provided to maintain the shape of the bag. Also, as for the bag body, one capable of efficiently inputting and discharging the irregular shaped cargo has been desired.

[0004] It is an object of the present invention to provide a bag for a transport container capable of efficiently inputting and discharging irregular shaped cargo.

[0005]

According to the first aspect of the present invention, there is provided a bag for a transport container, which is housed in a transport container having a box-shaped container body, and fills and transports irregular-shaped cargo. A filling port that is formed in a box shape along the inner surface of the container main body and that can protrude from the cargo input port provided in the container main body to the outside of the container main body, and a cargo discharge port provided in the container main body has a shape outside the container main body. And a discharge port that can protrude from the bag.

[0006] In the present invention, the filling port can be projected to the outside from the cargo loading port of the container body and can be loaded thereinto, so that the loading of the irregular shaped cargo can be performed smoothly and the efficiency is improved. In addition, since the discharge port can be ejected by projecting from the cargo discharge port of the container body to the outside, it will not be discharged into the container body at the time of discharge, preventing cargo from leaking between the container body and the bag body it can.

Here, the bag is preferably made of a resin such as polyethylene, but may be made of cloth.
Further, the box shape includes a rectangular parallelepiped shape and a shape whose six surfaces are square.

According to a second aspect of the present invention, in the bag for a transport container according to the first aspect, the container body is formed in a substantially rectangular parallelepiped shape, and a cargo inlet is provided at an upper portion of a longitudinal end face thereof. A cargo outlet having a bottom surface flush with the bottom surface of the container body is provided at a lower portion of the longitudinal end face, and a bottom surface portion of the cargo outlet and the bottom surface of the container body are flush with each other, and a discharge port of the bag body is provided. The bottom surface is provided along the bottom surface of the cargo outlet.

In the present invention, since the filling port is provided at the upper part of the longitudinal end face of the container body, the cargo is charged with the unloading port provided on the other side closed. Can also discharge the cargo. In this way, the loading and unloading of cargo can be performed while the loading / unloading port is closed, so that the collapse of the cargo does not occur, thereby achieving efficient loading and discharging operations. In particular, since the bottom of the discharge port is flush with the bottom of the container body and the bottom of the cargo discharge port, the discharge can be performed smoothly when the container body is inclined and the cargo discharge port Since cargo does not accumulate at the boundary between the bottom surface and the bottom surface of the container body, the amount of cargo remaining inside the container body can be reduced.

According to a third aspect of the present invention, in the bag for a transport container according to the first or second aspect, the discharge port has a substantially semicircular or polygonal cross-sectional shape.

In the present invention, the width of the bottom surface of the discharge port can be made large, so that the cargo can be discharged more efficiently and smoothly.

According to a fourth aspect of the present invention, there is provided the first to third aspects.
In the bag for a transport container described in any one of the above, a reinforcing material is attached from the outside.

In the present invention, since the bag is reinforced by the reinforcing material, the bag can be prevented from being stretched or damaged by the load of the cargo. Also, by attaching the reinforcing material from the outside of the bag, it is possible to avoid a step due to the reinforcing material from being formed inside the bag, so that when the container body is inclined and the cargo is discharged, the reinforcing material is used. Since the cargo does not accumulate, it is possible to prevent the cargo from remaining inside the bag.

According to a fifth aspect of the present invention, there is provided the first to fourth aspects.
In the bag for a transport container described in any one of the above, the container is locked to the container main body by locking members provided at a plurality of surrounding locations.

In the present invention, since the bag body is locked to the container body by the locking member, even if the container body is tilted, the bag body is held in the same posture without shifting from the container body. You. For this reason, since wrinkles hardly occur in the bag body, it is possible to prevent the cargo from staying due to the wrinkles.

[0016] The invention of claim 6 is the invention of claims 1 to 5.
In the bag for a transport container described in any one of the above, the opening and closing members for opening and closing the respective ports are provided at the filling port and the discharge port.

In the present invention, when the cargo is charged, the discharge port is closed by the opening / closing member so that the cargo is not discharged from the discharge port even if the cargo is charged from the filling port. By closing the filling port with the opening / closing member when discharging the container while tilting the container body, the cargo can be efficiently introduced without backflow from the filling port,
Can discharge.

[0018]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the drawings. 1 and 2 show a transport container 1 in which a transport container bag (hereinafter simply referred to as a bag) 15 of the present embodiment is stored. The transport container 1 has a substantially rectangular parallelepiped box-shaped container body 10 made of carbon steel, a cargo inlet 11 provided at an upper portion of one longitudinal end face of the container body 10, and one longitudinal side of the container body 10. A cargo discharge port 12 provided at a lower portion of the direction end face, a pair of unloading ports 13 and 14 provided on a side surface along the longitudinal direction of the container body 10, and a bag body removably incorporated in the container body 10. 15 (not shown in FIG. 1).

Doors 21 and 22 are attached to the cargo inlet 11 and the cargo outlet 12, respectively, so that the cargo inlet 11 and the cargo outlet 12 can be opened and closed. The top surface 11A of the cargo inlet 11 is formed to be flush with the ceiling surface 10A of the container body 10,
The bottom surface 12B of the cargo outlet 12 is formed flush with the bottom surface 10B of the container body 10. Loading port 13,1
4 is formed over substantially the entire side surface of the container body 10, and in order to open and close these unloading ports 13 and 14,
A pair of double doors 23, 24, 25, 26 are attached. A latch 27 for restricting the rotation of the doors 23 to 26 is removably attached to each of the doors 23 to 26 so that the closed state can be maintained.

As shown in FIG. 3, spacers 30 are provided at the lower corners 10C and 10D of the container body 10 on the cargo discharge port 12 side, respectively. The spacers 30 cover the lower corners 10C and 10D from the inside. Have been done. As shown in FIG. 4, the spacer 30 is formed in a triangular plate shape, and its edges 31, 32, and 33 are in contact with the bottom face 10B, one longitudinal end face 10E, and the side face 10F of the container body 10, respectively. It is arranged at an angle. A corner portion 34 composed of a bottom side edge 31 in contact with the bottom surface 10B of the container body 10 and an end surface side edge 32 in contact with one longitudinal end face 10E of the container body 10 is connected to the open end of the cargo discharge port 12. . Specifically, the spacer 30
Is installed such that the corner 34 contacts the corner on the bottom surface 12B side of the cargo outlet 12.

The side edge 32 of the spacer 30 is hinged to a hinge 35.
Is fixed to the longitudinal end face 10E of the container main body 10 through the opening, and the spacer 30 can be folded by rotating the spacer 30 around the end face side edge 32 until the surface thereof contacts the longitudinal end face 10E of the container main body 10. It has become.
In addition, each edge 31, 32, 33 of the spacer 30 is rounded so as not to damage the bag body 15.

Returning to FIG. 2 and FIG. 3, a plurality of hooks 28 for locking the above-mentioned bag body 15 are mounted inside the container body 10 as described above. These hooks 28 are provided at each upper corner of the container body 10, two lower corners of the container body 10 opposite to the cargo outlet 12, a corner between these lower corners, Near the spacer 30 on the bottom surface 10B of the main body 10 (see FIG. 4)
Attached to the top surface 11A of the cargo inlet 11 and each corner of the cargo outlet 12, and locking each part of the bag 15 with these hooks 28, the displacement of the bag 15 is prevented. I can do it.

As shown in FIG. 5, the bag 15 is used to fill a cargo having no fixed shape, for example, a bulk cargo such as resin pellets, a granular material such as feed and flour, and the like. It has a structure in which a resin such as polyethylene is formed into a cylindrical shape and both ends are closed by bonding or the like. Note that the bag body 15 may be formed of cloth. This bag 15
Is formed in a substantially rectangular parallelepiped shape along the inner surface of the container body 10, and has a filling port 16 connected to the cargo inlet 11 and a discharge port 17 connected to the cargo outlet 12.

The filling port 16 comprises a cylindrical filling portion 18 protruding from an upper portion of one longitudinal end face of the bag body 15.
The filling section 18 is inserted into the cargo inlet 11 of the container body 10. An opening / closing cord 41 serving as an opening / closing member for opening / closing the filling port 16 is attached to an intermediate portion of the filling section 18. The discharge port 17 includes a discharge portion 19 protruding from a lower portion of one longitudinal end face of the bag body 15 and inserted through the cargo discharge port 12. The discharge portion 19 is formed in a cylindrical shape having a semicircular cross section, and is attached so that the bottom of the discharge portion 19 formed in a plane, that is, the bottom surface 17B of the discharge port 17 is flush with the bottom surface 15B of the bag body 15. ing. An opening / closing cord 42 for opening and closing the discharge port 17 is attached to an intermediate portion of the discharge section 19.

A reinforcing sheet 43 as a reinforcing material is attached to one longitudinal end face of the bag body 15 so as to surround the discharge portion 19, and the bag body 15 is attached to the other longitudinal end face of the bag body 15. A reinforcing sheet 44 and a band-shaped reinforcing member 45, which are reinforcing members extending over corners including a lower corner, are attached from the outside. Further, a band-shaped reinforcing material 46 as a reinforcing material is also attached to a portion of the bag body 15 where the bottom side edge 31 of the spacer 30 abuts. The reinforcing sheets 43 and 44 and the belt-like reinforcing members 45 and 46 can prevent the bag 15 from being stretched or damaged due to the load of the cargo.

A locking rope 47 as a locking member is attached to the outer surface of the bag body 15 at a position corresponding to the hook 28 inside the container body 10. By locking this locking rope 47 to the hook 28 and fixing each part of the bag body 15 to each part in the container body 10, the bag body 1
5 can be held in a correct posture.

In this embodiment constructed as described above, various types of cargo are unloaded and loaded in the following procedure. When loading the cargo into the transport container 1, the bag 15 is attached in the container body 10 in advance. That is, in a state where the doors 23 to 26 of the unloading ports 13 and 14 are opened, the spacer 30 of the container main body 10 is rotated so that the respective edges 31 and 3 are opened.
3 is brought into contact with the bottom surface 10B and the side surface 10F of the container body 10, and the lower corners 10C, 10D of the container body 10 are made.
Cover. The bag body 15 is carried into the container body 10,
The locking ropes 47 are respectively locked to the hooks 28 of the container body 10, and the lower corners of the bag body 15 on the side of the discharge portion 19 are made to follow the surface of the spacer 30. In addition, the opening / closing cord 42 of the discharge unit 19 is tightened to close the discharge port 17, the filling unit 18 is inserted into the cargo inlet 11, and the opening / closing cord 41 is opened to open the filling port 16. The cargo outlet 1
The second door 22 is closed.

After the bag 15 is fixed to the container body 10, the doors 23 to 26 of the unloading ports 13 and 14 are closed, and the cargo is injected from the filling port 16 drawn out from the cargo loading port 11. At this time, the cargo may be filled after air is injected into the bag body 15 from the filling port 16 and inflated. When the cargo is filled up to the upper part of the bag 15, the opening / closing cord 41 of the filling portion 18 is opened.
To close the filling port 16 and push the filling section 18 from the cargo loading port 11 into the container main body 10 so that the cargo loading port 1 is closed.
After closing the first door 21, it is transported or stored.

When the cargo is to be unloaded from the shipping container 1, as shown in FIG. 6, the door 22 of the cargo outlet 12 is opened, the discharge portion 19 is pulled out from the cargo outlet 12, and the opening / closing cord 4 is opened.
2 is released and the cargo in the bag 10 is discharged from the discharge port 17. At this time, the opposite side of the container body 10 from the cargo outlet 12 side is lifted by a force applying means 39 such as a jack,
The cargo is discharged in a state where the container main body 10 is tilted so that the cargo discharge port 12 faces downward. Then, since the bottom surface of the discharge port 17 is flush with the bottom surface 15B of the bag body 15, the cargo is discharged without collecting at the boundary portion. In addition, bag 1
Since the lower corner of the discharge port 17 on the side of No. 5 is along the spacer 30, the cargo is guided to the discharge port 17 along the surface of the spacer 30, and is discharged without staying in the lower corner. Furthermore, since the bag body 15 is fixed to each part of the container body 10 via the locking rope 47, even if the container body 10 is tilted, the bag body 15 is held in the same posture without shifting from the container body 10. You. For this reason,
Since almost no wrinkles are generated in the bag body 15, it is possible to prevent the cargo from staying due to the wrinkles.

On the other hand, in the case of loading and unloading freight having a fixed form such as loose loads of various packing styles on the transport container 1, the spacer 30 is rotated so that the surface thereof is along the longitudinal end face 10E of the container body 10. So that it can be knocked down. At this time, the locking rope 47 is detached from the hook 28, and the bag body 15 is detached from the container body 10. Loading and unloading of bulk goods and the like is performed from the loading and unloading ports 13 and 14 of the container body 10. At this time, the loading / unloading ports 13 and 14 are selected according to the arrangement of the cargo in the container body 10 to carry in and carry out the cargo. In addition, the cargo is arranged also at the lower corner of the container body 10 covered by the spacer 30, and the space in the container body 10 is effectively used. In addition, a forklift may be used for loading and unloading the cargo having the fixed form.

According to this embodiment, the following effects can be obtained. (1) Since the bag 15 is stored in the container body 10,
Contamination inside the container body 10 due to cargo can be prevented, and the labor for cleaning the container body 10 can be simplified. (2) When filling different kinds of cargo, only the bag 15 needs to be replaced, so that the cargo can be switched easily and at low cost.

(3) Since the bag 15 has the filling port 16 and the discharge port 17 which can protrude outside the container body 10, the cargo is input from the cargo input port 11 and the cargo is discharged from the cargo discharge port 12. The cargo can be discharged smoothly, and the cargo can be prevented from leaking between the container body 10 and the bag 15.

(4) The bottom portion 17B of the discharge port 17 is the bag 1
5 are formed on the same plane as the bottom surface 15B of the bag body 5, so that when the container body 10 is tilted to discharge cargo,
The cargo accumulated on the bottom surface 15B of the bag 1 can be efficiently discharged from the discharge port 17, and the bottom surface 17B of the discharge port 17 and the bag 1
Since the cargo does not accumulate at the boundary of the bottom 5B with the bottom 15B, the amount of cargo remaining inside the bag 15 can be reduced.

(5) Since the discharge port 17 has a substantially semicircular cross-sectional shape, a large width of the bottom surface 17B of the discharge port 17 can be ensured, so that cargo can be discharged more efficiently and smoothly. (6) Since the reinforcing sheets 43 and 44 and the belt-like reinforcing members 45 and 46 are attached to the bag body 15 from the outside,
The bag body 15 is reinforced, so that the bag body 15 can be prevented from being stretched or damaged by the load of the cargo.

(7) The reinforcing sheets 43, 44 and the belt-like reinforcing members 45, 46 are attached from the outside of the bag body 15, and these reinforcing sheets 43, 44 and the belt-like reinforcing member 4 are attached.
5 and 46 can be prevented from being formed inside the bag body 15, so that when the container body 10 is inclined to discharge the cargo, the reinforcing sheets 43 and 44 and the band-shaped reinforcing material 4 are used.
Cargo no longer accumulates at the portions of 5, 46, and the bag 1
5 can prevent cargo from remaining inside.

(8) Since the bag body 15 is locked to the container body 10 by the upper, bottom and side locking ropes 47, even if the container body 10 is tilted, the bag body 15 remains in the same posture. It is held without deviating from 10. For this reason, since wrinkles hardly occur in the bag body 15, it is possible to prevent the cargo from staying due to the wrinkles.

(9) Since the opening and closing cords 41 and 42 for opening and closing the filling port 16 and the discharge port 17 of the bag body 15 are provided, the discharge port 17 is connected to the opening and closing cord 41 when the cargo is loaded. By closing the container, the cargo is not discharged from the discharge port 17 even when the cargo is input from the filling port 16 and when the container is to be discharged with the container body 10 tilted,
By closing the filling port 16 with the opening / closing cord 42, the cargo does not flow backward from the filling port 16 and the loading and discharging of the cargo can be performed efficiently. (10) The filling port 16 and the discharge port 17 of the bag body 15 can protrude outside from the cargo input port 11 and the cargo discharge port 12 of the container body 10, respectively. The door 21 of the cargo inlet 11 and the door 22 of the cargo outlet 12 are closed, so that the filling port 16 and the discharge port 17 of the bag body 15 are closed.
Can be prevented from being damaged.

It should be noted that the present invention is not limited to the above-described embodiment, but includes other configurations that can achieve the object of the present invention, and also includes the following modifications.
That is, in the above-described embodiment, the discharge portion 19 is formed in a cylindrical shape with a semicircular cross section in order to flatten the bottom surface 17B of the discharge port 17 of the bag body 15, but the shape is not particularly limited, and the shape is not limited to a rectangular shape. It may be formed in a cylindrical shape with a rectangular cross section. For example, as shown in FIG. 7, the discharge portion 119 may be formed in a hexagonal cross-section cylindrical shape to form a hexagonal cross-section discharge port 117. However, in order to smoothly discharge the cargo, it is preferable that the bottom surface of the discharge port is formed to be flush with the bottom surface of the bag body, and the width of the bottom surface of the discharge port is preferably wide. .

In the above embodiment, the spacer 30 is formed in a triangular plate shape. However, the present invention is not limited to this. For example, the spacer 30 may be formed in a triangular pyramid block shape corresponding to the lower corner of the container body. Further, the spacer may be rotatably mounted around the side edge of the container body as an axis, or may be rotatably mounted around the bottom side edge as an axis. It may be installed freely.
Further, although the corner 34 of the spacer 30 is connected to the open end of the cargo outlet 12, the corner of the spacer does not have to reach the open end of the cargo outlet.

Then, as shown in FIG.
For example, when the hook 28 is installed in the vicinity of the hook 2, the spacer 130 is formed so that the corner of the triangular plate is cut off, and the cutout portion is connected to the hook 28.
A step may not be formed between the spacer 130 and the hook 28. According to this, accumulation of cargo between the hook 28 and the spacer 130 can be reliably prevented.

[0041]

As described above, according to the bag for a transport container of the present invention, the filling port can be projected to the outside from the cargo loading port of the container main body, so that the non-standard-shaped cargo can be loaded. Input can be performed smoothly and efficiency can be improved. Also,
Since the discharge port can be discharged by projecting from the cargo discharge port of the container body to the outside, it is not discharged to the inside of the container body, thereby preventing the cargo from leaking between the container body and the bag body. .

[Brief description of the drawings]

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

FIG. 2 is a sectional view showing a transport container in which the transport container bag of the embodiment is stored.

FIG. 3 is a perspective view showing a container body of the embodiment.

FIG. 4 is a view showing a spacer of the embodiment.

FIG. 5 is a perspective view showing the bag of the embodiment.

FIG. 6 is a perspective view showing a state where cargo is discharged from the transport container of the embodiment.

FIG. 7 is a view showing a discharge port of another bag according to the present invention.

FIG. 8 is a view showing a spacer of another container body according to the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Transport container 10 Container main body 11 Cargo input port 12 Cargo discharge port 13,14 Loading / unloading port 15 Transport container bag 16 Filling port 17,117 Discharge port 30,130 Spacer 42 Opening / closing cord which is an opening / closing member 43,44 Reinforcement sheet (Reinforcing material) 45, 46 Belt-like reinforcing material (Reinforcing material) 47 Locking rope as locking member

Claims (6)

[Claims] 1. A bag for a transport container that is housed inside a transport container having a box-shaped container body, and that fills and transports irregular-shaped cargo, and is formed in a box shape along the inner surface of the container body. A filling port protruding outside the container body from a cargo input port provided in the container body, and a discharge port protruding outside the container body from a cargo discharging port provided in the container body. And a bag for a transport container. 2. The bag body for a transport container according to claim 1, wherein the container body is formed in a substantially rectangular parallelepiped shape, and the cargo inlet is provided at an upper portion of a longitudinal end face thereof, and the longitudinal end face is provided. A lower part has a cargo discharge port having a bottom surface flush with the bottom surface of the container body, and a bottom part of the cargo discharge port and a bottom surface of the container body are flush with each other. A bag for a transport container, wherein a bottom surface is provided along a bottom surface of the cargo discharge port. 3. The bag for a transport container according to claim 1, wherein the discharge port has a substantially semicircular or polygonal cross-sectional shape. 4. The bag for a transport container according to claim 1, wherein a reinforcing member is attached from the outside. 5. The bag for a transport container according to claim 1, wherein the bag is locked to the container body by locking members provided at a plurality of surrounding locations. Bags for shipping containers. 6. The bag for a transport container according to claim 1, wherein the filling port and the discharge port are provided with an opening / closing member for opening / closing the respective ports. Characteristic bags for transport containers.