JPH09295673A - Bag container for powdery/granular body - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent a load collapse from generating at the time of work such as storage in a warehouse, etc., and carrying, and facilitate the loading work and the discharging, and prevent the vicinity of the discharging port from being contaminated from the outside for a large sized bag container for the purpose of large quantity transport of a powdery/granular body. SOLUTION: This bag container comprising a flexible material for the filling and the transport of powdery/granular body, is equipped with a bag main body 30 having a filling port 12 on the top and a discharging part 14 on the bottom, a side wall body 32 in order to keep the shape of this bag main body and reinforce the bag main body, a bottom lid body 38 to prevent the lower discharging part 14 of the bag main body from being contaminated, and reinforce the side wall body, and a top lid body 34 to protect the upper surface of the bag main body and reinforce the side wall body. A fixation or an integration between the bottom lid body 38 and a pallet 40 for carrying being arranged under the bottom lid body, is preferable.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention mainly relates to a large bag container for powder or granular material for large-scale transportation (for example, 0.5 to 3.0 tons per unit), and more particularly, in a warehouse or the like. The present invention relates to a large bag container that prevents the load from falling during storage and transportation.

[0002]

2. Description of the Related Art Conventionally, a large flexible bag container (hereinafter, appropriately referred to as a flexible container), which is generally called a flexible container, has been widely used for mass-transporting powdery particles. The characteristics of this flexible container are as follows: (1) Made of a flexible material, the tare (empty bag weight) is light, and it is 1/1 when not in use.
It can be folded into a volume of 0 or less, and the structure makes it easy to return and store empty bags. (2) It has a function that allows one person to fill and discharge the contents. (3) No special cargo handling equipment is required, and cargo handling work can be easily performed with a forklift or crane. (4) Not only for transportation, but also as a storage bag. For example, the powdered granules, which are the contents, have a wide range of uses such as chemical industrial products, synthetic resin raw materials, ceramics debris products, feeds, foods, etc., and it is expected that demand will continue to expand in the future. It

FIG. 12 shows an example of a conventional flexible container. Reference numeral 10 denotes a flexible container main body, which has a filling port 12 which is an injection port in an upper part (top) and a discharging part 13 which is a discharging port in a lower part (bottom). 16 is a hanging rope, 20 is a hanging belt, and 22 is a cord for binding and sealing. In addition, instead of the hanging rope 16, the hanging belt 20 may be extended as it is to form a hanging belt.

[0004]

As described above,
While the flexible container has various characteristics, it also has the following problems due to its flexibility, which is one of the characteristics. (1) In order to effectively use the space, loading and the like during storage and transportation in the warehouse are generally carried out in two steps using pallets, but the load collapse due to flexibility. There is a danger that the accident will not end and the bag container will be spilled from the pallet and the bag container will be deformed or broken. In the worst case, it may result in personal injury. (2) Flexible containers use pallets,
Although storage and transportation are performed, the contents discharge part of the flexible container is located at the bottom, so the area around the discharge part is easily contaminated from the outside, and foreign substances are mixed into the contents during discharge. There is danger.

A large bag container using a cardboard case as shown in FIG. 13 is used as a measure against the above-mentioned problem (1) (load collapse accident). This large bag container has a simple structure in which a large bag having one side opening is stored as a bag body 26 in a cardboard case 24.
28 is a bottom plate of the cardboard case. The large-sized bag container shown in FIG. 13 has a certain effect on the collapse of the load, but does not consider the fact that the flexible container is easily discharged. The discharge must be performed from the top filling port 12 using a special suction device (not shown).

As a bag body 26 of the large-sized bag container shown in FIG. 13, a large bag having openings on both sides similar to the flexible container shown in FIG. But in this case,
The contents cannot be discharged unless the cardboard case 24 is removed or destroyed. However, usually, in order to prevent the bag body from moving in the cardboard case, the size of the cardboard case is such that the space between the cardboard case and the bag body is zero or negative (the bag body is larger). Since it is designed, the above work is not easy and the workability is significantly reduced. In addition, the bottom plate 28 of the cardboard case 24 is
If the bag body is already open to the extent that the discharge part is exposed, without removing the cardboard case,
It can be discharged, but the area around the discharge part is easily contaminated from the outside, and there is a risk that foreign matter will be mixed into the contents during discharge.

The present invention has been made in view of the above points, and an object thereof is to provide a bag container of powder particles for preventing the load from being lost during storage and transportation in a warehouse or the like. To do. Another object of the present invention is to
An object of the present invention is to provide a bag container of powder and granules that can easily carry out a loading operation during storage and transportation in a warehouse or the like. Further, another object of the present invention is to provide a bag container for powder or granular material, which can easily discharge the powder or granular material as the content. Further, another object of the present invention is to provide a bag container of powder and granules which can prevent contamination from the outside around the discharge part.

[0008]

In order to achieve the above object, a bag container for powdery or granular material according to the present invention is a bag container for filling and transporting powdery or granular material, which has a filling port at the upper part. Bag main body having a discharge portion at the bottom, a side wall body for retaining the shape of the bag main body and reinforcing the bag body, and a bottom lid body for preventing contamination of the lower discharge portion of the bag body and reinforcing the side wall body And a canopy body for protecting the upper surface of the bag body and reinforcing the side wall body. The upper filling port of the bag body is provided with a binding and sealing means such as a string, and the lower discharge part of the bag body is
It is closed. In the bag container for powder and granules configured as described above, it is preferable that the bottom lid and the transport pallet arranged below the bottom lid are fixed or integrated. Also, so that the side wall and the canopy that holds the bag body can be lifted together with a crane,
It is preferable to provide a hanging concrete having an opening in the bottom plate into which the lower discharge portion of the bag body is inserted. In this case, there may be a case where the hanging concrete bottom portion has a binding portion. Further, it is preferable that the bag body and the side wall body are bonded and fixed so that the side wall body and the canopy body holding the bag body can be integrally lifted by a crane or the like.

[0009]

1 is a perspective view showing a state before a bag container for powder and granules according to a first embodiment of the present invention is assembled. Further, FIG. 4 shows the front of the suspension concrete, and FIG.
Indicates the bottom surface. The bag container of powder and granules of the present embodiment is a bag body 30 having a filling port 12 and a discharging portion 14 in a closed state, which are filled and discharged with contents,
A side wall body 32 for maintaining the shape of the bag body and reinforcing the bag body, a canopy body 34 for protecting the upper surface of the bag body and reinforcing the side wall body, a hanging concrete 36 for carrying and handling, and discharging Bottom cover 3 for preventing contamination of the portion 14 and reinforcing the side wall
8 and a pallet 40 integrated with this bottom lid. The suspending concrete 36 has an opening 42 in the bottom plate 43 into which the lower discharging portion 14 of the bag body 30 is inserted, and a suspending member 44 in the upper portion. In addition, in the opening 42,
The substantially triangular piece 46, the tubular opening 47, the tape 52 that binds the tubular opening 47 and the discharging portion 14 of the bag body, the cylindrical opening 47, and the discharging portion 14 are pushed into the inside, and then the opening 42 is closed. The rope 50 for doing is provided.

Next, a method of using each member shown in FIG. 1 will be described. First, after the hanging concrete 36 is set along the inner wall of the bottom lid 38, the side wall body 32 is set along the inner wall of the hanging concrete 36, and then the side wall body 32.
The bag body 30 is inserted and set in the inside of the. A partial opening 42 is provided at the same position as the discharge portion 14 of the bag body 30 on the bottom surface of the hanging concrete 36, and the lower discharge portion 14 is projected from the opening 42 to the outside. The lower discharge portion 14 is kept in a closed and sealed state until the discharge of the contents starts, and the tape 5 provided on the tubular opening 47 together with the tubular opening 47 provided on the opening 42 of the hanging concrete 36.
After being tied up with 2, it is pushed inside and the opening 42 is closed by the rope 50. The filling is performed from the upper filling port 12 which is the filling port of the bag body 30, and then sealed by a method such as binding or heat sealing, and the canopy body 34 is set. FIG. 2 shows a state in which each member is assembled.
Since the entire shape is maintained and reinforced by the side wall body 32, the canopy body 34, and the bottom lid body 38, there is no fear that the load will be lost during storage or transportation. Further, since the bottom lid body 38 is integrated with the pallet 40, the loading stability is improved.

At the time of discharging the contents, the hanging concrete 36 is hoisted by using a crane or the like. At this time, since the bottom lid 38 is removed by its own weight, the lower discharging portion 1 of the bag body 30 is removed.
4 is easily exposed and the contents can be taken out. The contents are taken out by cutting the lower discharge part 14. In this way, since the lower discharge portion 14 is exposed only by the lifting operation, as in the conventional bag container shown in FIG. 13, the reinforcing case material (cardboard case 2
The work of removing 4) does not occur, and a space is created between the bag body 30 and the side wall body 32 as the contents are discharged, but both the bag body 30 and the side wall body 32 are lifted by the hanging concrete 36. Therefore, the side wall body 32 does not slide down. The bag body 30 and the side wall body 32 may or may not be adhesively fixed, but when they are adhesively fixed, the bag body 30 also expands at the same time as the side wall body 32 is assembled, The filling can be facilitated without inflating using compressed air or the like. As a method of adhering and fixing the bag body 30 and the side wall body 32, for example, a double-sided adhesive tape, a heat-adhesive resin such as hot melt, an adhesive, a heat seal, etc. can be used, but the method does not satisfy the strength condition. If so, it is not limited.

As for the material of the bag body 30, various materials such as paper, woven cloth, non-woven cloth, plastic, or a composite material of each of them and a metal such as aluminum foil can be used depending on the kind of contents to be filled. As for the side wall body 32, the canopy body 34, and the bottom lid body 38, various materials such as paper containers such as cardboard, plastic, wood, etc. can be used as long as the strength conditions are satisfied. As for the suspension concrete 42, various materials such as woven fabric, plastic, or composite materials thereof can be used as long as the strength condition is satisfied.

1 and 2, the long side of the bottom lid 38 and the long side of the pallet 40 cross each other, but as shown in FIG. 3, the long side of the bottom lid 38 and the pallet 40 intersect. In some cases, they are fixed so that their long sides are parallel to each other. In addition,
Although it is preferable to fix the bottom lid 38 and the pallet 40 in advance, the present invention can be applied without fixing them. 4 and 5 are similar to those of FIG.
3 is a detailed view of the suspension concrete 36 shown in FIG. 4 shows a front view of the suspension concrete 36, and FIG. 5 shows a bottom view of the suspension concrete 36. The opening 42 is formed from, for example, four substantially triangular pieces 46 provided with a cut 48, and a cylindrical opening 47 is formed in the lower portion.
Are attached, and the substantially triangular piece 46 is expanded to form the opening 42. 50 is a rope for closing the opening 42, and 52 is a cylindrical opening 47.
Is a tape for bundling, and 54 is a bottom belt rope for bundling the hanging members (hanging belts) 44 (four in FIG. 5) and for reinforcing the bottom surface.

6 and 7 show another example of the suspension. The hanging concrete may be any one as long as it can be lifted without slipping off the bag body and the side wall body, and as shown in FIG. 6, the hanging concrete 36b having a shape including the plate-like body 56 and the hanging member 58, As shown in FIG. 7, it is also possible to use a suspension concrete 36c having a shape composed of a mesh body 60 and a suspension member 58. Other configurations and operations are similar to those in the case of FIGS. 4 and 5.

FIG. 8 is a perspective view before assembling the bag container of the powder and granules according to the second embodiment of the present invention. The bag container of the present embodiment includes a bag body 30, a side wall body 32a,
It is formed of a canopy body 34, a suspension concrete 36d, a bottom lid body 38, and a pallet 40. As shown in FIG. 9, the side wall 32a has a tapered bottom portion and an opening 62 at the tip thereof for inserting the lower discharge portion 14 of the bag body. Further, the hanging concrete 36d connects the upper frame 64 having a size capable of inserting the side wall body 32a and the lower frame 66 having a size capable of inserting the tapered portion 63 having the opening 62 at the lower portion of the side wall body 32a. Connecting wire 68 to
The connecting wire rod 68 is connected to the hanging wire rod 70. These members are integrally formed of a wire rod, and ropes, strings, or the like made of natural fibers, recycled fibers, synthetic fibers, metals or composite materials thereof can be used. FIG. 10 shows a state in which each member is assembled.
Other configurations and operations are similar to those of the first embodiment.

FIG. 11 shows a perspective view before assembling the bag container of the powder and granules according to the third embodiment of the present invention.
The bag container of powder and granules of the present embodiment includes a flexible container body 10 (the same structure as that shown in FIG. 12 that has been conventionally used), a side wall body 32 for shape retention and reinforcement, and an upper surface protection of the body 10. And canopy body 34 for reinforcing the side wall body
And a bottom lid 38 for preventing contamination from the outside of the lower discharge part 13 which is a discharge port and reinforcing the side wall body. The main body 10 and the side wall body 32 are formed in advance before filling the contents. Adhesive fixed. In addition, the main body 10 and the side wall body 32
Is manufactured so that no space is generated when filling the contents. 40 is a pallet.

Next, a method of using each member shown in FIG. 11 will be described. First, the lower portion of the side wall body 32 to which the flexible container body 10 is bonded and fixed in advance is set on the bottom lid body 38 along the inner wall of the bottom lid body 38. Then, after filling the granular material through the upper filling port 12, the upper filling port 12 is bound and sealed, and the canopy body 34 is set. The flexible container body 10 includes a canopy body 34 and a bottom lid body 38.
Further, since the shape is maintained and reinforced by the side wall body 32, there is no fear that the load will be lost during storage or transportation. It is possible to fix the bottom lid 38 to the pallet 40 to further improve the loading stability.

At the time of discharging the contents, the canopy 34 is removed, and the hanging rope 16 attached to the flexible container body 10 is hoisted by using a crane or the like. At this time, the bottom lid 38 is fixed to the pallet 40. If the bottom lid 38 is fixed to the pallet 40, the bottom lid 38 is removed by its own weight.
Are easily exposed and the contents can be removed. Also, since the discharge part is exposed only by lifting work,
Unlike the conventional bag container shown in FIG. 3, the work of removing the reinforcing case material (cardboard case 24) does not occur, and the space between the flexible container body 10 and the side wall body 32 becomes larger as the contents are discharged. Since both members are adhesively fixed, no occurrence occurs and the side wall body 32 does not slide down. Further, at the same time as discharging, both members naturally have an effect of being folded. When not in use, the flexible container body 10 and the side wall body 32 can be folded and stored.

It is easier to fill the contents when the flexible container body 10 is inflated, but if both members are folded and adhesively fixed from the time of storage, the flexible container body 10 is inflated at the same time as assembly. In addition, it is possible to facilitate filling without inflating using compressed air or the like. Flexible container body 10 and side wall body 3
As a method for adhesion and fixing with 2, for example, a double-sided adhesive tape, a heat-adhesive resin such as hot melt, an adhesive, a heat seal, etc. can be used, but the method is limited as long as the strength condition is satisfied. It is not something that will be done.

As for the material of the flexible container body 10, various commonly used materials can be used as they are, and a moisture-proof inner bag laminated with aluminum or the like can be further attached if necessary. is there.
As for the side wall body 32, the canopy body 34, and the bottom lid body 38, as long as the strength condition is satisfied, a paper container such as a cardboard,
Various materials such as plastic and wood can be used.
Further, in order to reinforce the side wall body 32 after filling the contents and prevent the body portion from expanding, it is also useful to attach a tape material or the like in consideration of the extension force to the body portion of the side wall body 32.

[0021]

As described above, the present invention has the following effects. (1) In a large bag container intended to transport a large amount of powder or granules, it is possible to prevent the load from being overwhelmed during work such as storage and transportation in a warehouse. (2) It is possible to easily carry out loading work during storage and transportation in a warehouse or the like. (3) It is possible to easily discharge the powder or granules as the content. (4) It is possible to prevent external pollution around the discharge port.

[Brief description of drawings]

FIG. 1 is a perspective view showing a state before assembling a bag container for powder and granules according to a first embodiment of the present invention.

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

FIG. 3 is a perspective view showing another example of the bottom lid and the pallet.

4 is a front view of the suspension concrete in FIG. 1. FIG.

5 is a bottom view of the suspension concrete shown in FIG. 4. FIG.

FIG. 6 is a perspective view showing another example of a suspending concrete.

FIG. 7 is a perspective view showing still another example of the suspending concrete.

FIG. 8 is a perspective view showing a state before the bag container according to the second embodiment of the present invention is assembled.

9 is a perspective view of the side wall body in FIG. 8 viewed from the direction A. FIG.

10 is a perspective view showing a state where the members shown in FIG. 8 are assembled.

FIG. 11 is a perspective view showing a state before the bag container according to the third embodiment of the present invention is assembled.

FIG. 12 is a perspective view showing a conventional flexible container.

FIG. 13 is a perspective view showing a large bag container using a conventional cardboard case.

[Explanation of symbols]

 10 Flexible Container Main Body 12 Filling Port 13 Discharging Portion 14 Discharging Portion 16 Suspended Rope 20 Suspended Belt 22 Strap for Bonding and Sealing 24 Cardboard Case 26 Bag Body 28 Bottom Plate 30 Bag Body 32, 32a Side Wall Body 34 Canopy Body 36, 36b, 36c , 36d fishing concrete 38 bottom lid 40 pallet 42 opening 43 bottom plate 44 hanging member 46 substantially triangular piece 47 tubular opening 48 break 50 rope 52 tape 54 bottom belt rope 56 plate 58 hanging member 60 net 62 opening 63 Tapered portion 64 Upper frame 66 Lower frame 68 Connecting wire rod 70 Hanging wire rod

Claims (7)

[Claims] 1. A bag container for filling and transporting powder and granules, and a bag body having a filling port at an upper part and a discharging part at a lower part, and a shape of the bag body is retained to reinforce the bag body. A side cover, a bottom cover for preventing contamination of the lower discharge part of the bag body and reinforcing the side wall, and a canopy for protecting the upper surface of the bag body and reinforcing the side wall. Bag container of powder and granules. 2. The bag container for powder and granules according to claim 1, wherein a packing and sealing means is provided at a filling port on an upper portion of the bag body. 3. The bag container for powder and granules according to claim 1, wherein the lower discharge portion of the bag body is in a closed state. 4. The bottom cover body and a transfer pallet arranged below the bottom cover body are fixed or integrated with each other.
The bag container of the granular material according to 2 or 3. 5. A hanging concrete having a bottom plate having an opening into which a lower discharge portion of the bag body is inserted so that the side wall body and the canopy body for holding the bag body can be integrally lifted. The bag container of the powdery or granular material according to any one of 1. 6. The hanging concrete bottom part has a binding part.
A bag container of the described powder and granules. 7. The powder particles according to claim 1, wherein the bag body and the side wall body are adhesively fixed so that the side wall body and the canopy body holding the bag body can be integrally lifted. Body bag container.