JPH1179257A - Packing bag and pour-out jig - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a packing bag and its pour-out jig capable of housing contents in respective housing chambers without mixing them carelessly and capable of easily taking out them. SOLUTION: A packing bag is demarcated into two or more housing chambers 4, 4 through a partition wall seal part 3 formed by mutually bonding opposed sheets 2, 2 and a pour-out jig 10 having a pour-out passage 12 for pouring out the contents in the housing chambers 4 is attached to the edge part 1a of a bag main body 1 and a bonded part wherein the sheets 2, 2 are continued to the partition wall seal part 3 to be bonded thereto is provided to the pour-out jig 10 in a projected state.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a packaging bag capable of separating and storing contents, and more particularly, is suitable for storing, for example, an adhesive used by mixing two kinds of fluids such as liquids. It is a thing.

[0002]

2. Description of the Related Art Conventionally, this type of packaging bag has been disclosed
The thing published in 6-172573 is known. In the packaging bag described in the publication, the sheets at the center of the bag body are weakly adhered to each other to form a partition seal portion, and the partition seal portion divides two accommodation chambers. In such a packaging bag, different kinds of liquids are stored in respective storage chambers, and the sheets of the partition wall seal portion are peeled off at the time of use, and the storage chambers communicate with each other to mix the liquids inside.

[0003]

However, in the case of the packaging bag described in the above publication, it is necessary to peel off the sheets of the weakly bonded portion when mixing the contents inside,
Such a stripping operation was complicated. Further, since the sheet of the partition wall seal portion is weakly bonded, the sheets of the partition wall seal portion may be inadvertently peeled off at the time of transporting goods, for example, and the contents in the storage room may be mixed. Further, once the sheets in the partition wall seal portion are peeled off from each other, all the contents in the storage chamber are mixed, so that it is necessary to use up all the contents in the packaging bag at one time.

Accordingly, the present invention has been made to solve such a problem, and a packaging bag capable of accommodating the contents in each accommodation room so as not to be mixed carelessly and easily taking out the contents. And to provide the pouring tool.

[0005]

In order to solve the above-mentioned problems, a packaging bag according to the present invention is provided with storage chambers 4 and 4 via a partition wall seal portion 3 formed by bonding opposed sheets 2 and 2 to each other. Is a packaging bag divided into two or more parts, and a pouring device 10 having a pouring path 12 for pouring the contents in the housing chamber 4 is attached to an edge of the bag body 1; 10 has a partition seal
A joint portion 20 to which the sheets 2, 2 are adhered is provided so as to be continuous with 3.

[0006] In the packaging bag having the above-mentioned structure, the contents can be stored in the storage chambers 4 and 4 defined by the partition wall seal portion 3 and the joint portion 20, respectively.
It can be poured out and used. Also the joint
Since the sheets 2, 2 are adhered to the partition wall 20 in a continuous manner with the partition wall seal portion 3, mixing of the contents in the storage chambers 4, 4 can be prevented by the joint portion 20.

Further, if a partition wall 13 for partitioning the pouring path 12 is provided on the pouring tool 10 and the joint portion 20 is connected to and protrudes from the partition wall 13, the contents in one storage chamber 4 can be reduced. It is possible to prevent the water from flowing into another storage room 4 via the discharge passage 12.

Further, in the pouring device according to the present invention, the pouring device main body 11 having a pouring path 12 formed therein is adhered to the inner surfaces of the sheets 2, 2 while being sandwiched between the pair of sheets 2, 2. The spout tool main body 11 is provided with a joining portion 20 which can be adhered to the inner surfaces of the sheets 2, 2 adhered to the attaching portion 15, and the joining portion 20 is attached to the sheet. 2 is characterized in that it is formed in a shape in which the width in the thickness direction becomes narrower toward the front end 20a.

In the spout having the above construction, the inner surfaces of the pair of sheets 2, 2 are adhered to the mounting portion 15 and the joining portion 20, and the sheets 2, 2 are continuously adhered to the joining portion 20. By forming the partition wall seal portion 3 in this manner, the packaging bag as described above can be manufactured. In particular, since the bonding portion 20 has a shape in which the width in the thickness direction of the sheet 2 is reduced toward the front end portion, the sheets 2 can be easily and reliably adhered to the bonding portion 20 continuously with the partition seal portion 3.

[0010]

BEST MODE FOR CARRYING OUT THE INVENTION

<First Embodiment> Hereinafter, as a first embodiment of the present invention,
A packaging bag containing an adhesive in which different components (for example, a base material and a curing agent) are mixed and used will be described with reference to FIGS. 1 to 3.

In FIG. 1, reference numeral 1 denotes upper and lower edges 1 of rectangular superposed flexible packaging sheets 2, 2.
1 shows a bag body formed by heat sealing a, 1b and both side edges 1c, 1c. The sheets 2, 2 of the bag body 1 are attached to the lower edge 1b.
The heat sealing portion (partition seal portion 3) also heat seals upward from the center of the space, and a pair of storage chambers 4 and 4 are defined on the left and right. As the packaging sheet 2, a film in which a heat-fusible resin layer such as polyethylene or polypropylene is formed on the inner surface of a film made of polyester, polyamide, or the like can be used, but other various films can be used. .

Reference numeral 10 denotes a pouring device integrally formed of a synthetic resin of a material heat sealable with the sheet 2 of the bag body 1. As shown in FIGS. 2 and 3, the pouring tool 10 has a pouring path 12 and a pouring tool body 11 attached to the bag body 1 while being sandwiched between a pair of sheets 2, 2 at an upper edge 1 a of the bag body 1. And a joint 20 protruding downward from the pouring tool body 11 and continuously sealing the sheets 2 and 2 with the partition seal 3 of the bag body 1.

The pouring tool main body 11 is provided with a mounting portion 15 having a substantially elliptical shape in plan view, and the mounting portion 15 is sandwiched between the front and rear sheets 2, 2 at the center of the upper edge of the bag main body 1. By being heat-sealed with the inner surfaces of the front and rear sheets 2, 2, they are attached to the upper edge 1 a of the bag body 1. As shown in FIGS. 2 (c) and 3 (c), the mounting portion 15 is formed in a substantially elliptical shape having both ends which become thinner in the thickness direction of the sheet 2 toward the side edges in plan view.

The pouring tool main body 11 has a substantially cylindrical pouring port 16 projecting upward from the center of the mounting portion 15.
Having. An opening 16a on the upper surface of the spout 16 is provided with a screw-type lid 17 so as to be openable and closable, and a screw-type lid 17 is detachably attached to the outer peripheral surface of the spout 16 (not shown). )It has become.

Further, a pouring passage 12 is formed in the pouring tool main body 11 to communicate the accommodating chamber 4 with the opening 16a.
Are partitioned on the left and right by a partition wall 13 provided at the center of the pouring tool main body 11. Here, the upper end 13a of the partition wall 13
The lid 17 is provided slightly below the upper edge of the spout 16, and the lid 17 has a protruding portion 17a which can come into contact with the upper end 13a of the partition wall 13 when closed. In addition, the pouring path
12 is formed in a substantially elliptical shape as a whole in a passage portion 12a inside the attachment portion 15, and the passage portion 12a of the attachment portion 15 is formed.
Are formed to be larger left and right than the passage portion 12b of the spout portion 16.

The joining portion 20 is formed on the partition wall 13 of the pouring tool main body 11.
And has a width substantially equal to that of the partition wall 13 and the partition wall seal portion 3 of the bag body 1. As shown in FIGS. 2B and 3B, the upper surface 20b of the joining portion 20 is formed flush with the outer surface of the mounting portion 15, and the thickness of the sheet 2 extends toward the lower end 20a. It is formed in a shape in which the width (in the front-rear direction) is gradually reduced. Further, the vertical length of the joining portion 20 is provided to be approximately one sixth of the vertical length of the bag body 1.

Next, a method for accommodating different kinds of components used as an adhesive by mixing in a packaging bag having the above-described configuration in respective accommodation chambers will be described. First, the side edges of a pair of rectangular sheets 2, 2 are heat-sealed to form a bag body 1 in a bag shape with an open upper edge 1a and a lower edge 1b.

Then, the pouring tool 10 is inserted into the upper edge 1a of the bag body 1, and the side peripheral surface of the mounting portion 15 and the inside of the front and rear sheets 2, 2 of the bag body 1 are heat-sealed. At the same time, the upper edge 1a of the bag body 1 is sealed, and at the same time, the spout 10 is attached to the bag body 1. If the mounting portion 15 of the spout 10 is heated in advance during the heat sealing, the heat sealing can be performed more efficiently.

At the time of the heat sealing, the bag body 1 is sealed while being pressed from the outside by a heating and pressing means such as a heat bar having a concave portion substantially matching the shape of the mounting portion 15 from the outside. 15 is formed in a substantially elliptical shape and the curve of the peripheral surface is gentle, so that it is easy to press and at the same time, the pressing force can be applied almost uniformly over the entire surface, resulting in a defective seal that cannot be sealed with the bag body 1. Hateful. Also, since the partition wall 13 is provided inside the mounting portion 15 like a reinforcing rib, it is possible to prevent the mounting portion 15 from being deformed or damaged by a pressing force with a heat seal bar or the like, and to provide a strong pressing force. The seal can be securely applied by applying pressure.

Next, the central portion of the bag body 1 to which the pouring device 10 is attached as described above is moved vertically in the front and rear sheets 2,2.
The inside of the bag is heat-sealed, and the bulkhead seal
At the same time, the outer surface of the joining portion 20 of the pouring tool 10 and the inner surfaces of the sheets 2, 2 are adhered to each other, and the partition wall seal portion 3 and the joining portion 20 define left and right accommodation chambers 4, 4.

At the time of this heat sealing, the joint 20
Is formed in a shape in which the width in the thickness direction of the sheet 2 is narrowed toward the lower end 20 a, so that the sheets 2, 2 can be accurately adhered to the outer surface of the joint portion 20 continuously with the partition wall seal portion 3. In addition, since the joining portion 20 is also provided with a gentle curve on the peripheral surface, it is easy to press with a heat seal bar or the like. Further, since the outer surface 20b of the upper part of the joint 20 is formed flush with the outer surface of the mounting part 15, no gap is formed between the upper part of the joint 20 and the sheets 2, 2, so that the sheets 2, 2 can be formed. Can be continuously bonded to the mounting portion 15.

A bag body in which the accommodation chambers 4, 4 are partitioned as described above.
The components of the adhesive are filled into the respective accommodation chambers 4 and 4 from the lower edge portion 1b. During filling, the opening of the spout 16
16a is closed by a lid 17. And this lower edge 1
By heat-sealing b, a packaging bag in which the components of the adhesive are stored in the respective storage chambers 4, 4 can be manufactured.

When it is desired to use the adhesive packaged in the packaging bag as described above, first, the lid 17 is removed, the bag body 1 is pressed, and the bag body 1 is poured out from the opening 16a of the spout port 16. The discharged contents can be mixed and used, and the operation of separating the sheets of the partition wall seal portion from each other as in a conventional packaging bag is not required.

In addition, since the bag body 1 is composed of a flexible sheet 2 during the pouring, the components can be easily poured out by pressing the storage chamber 4 from the outside, while the bag body 1 is close to the passage portion 12a of the mounting portion 15. And the joint 20 is located
The lower opening 12 (the opening at the lower end of the mounting portion 15) can be prevented from being closed by the flexible sheet 2.

Further, since the joint portion 20 is provided with a front-rear length that is about one sixth of the bag body 1 and is slightly interposed from the upper portion of the bag body 1, the contents stored in the housing chamber 4 can be reduced. Even if the number of pieces decreases, it is possible to accurately discharge the contents by, for example, rounding the lower part of the bag body 1. Further, since the joining portion 20 has a shape gradually narrowing in the thickness direction of the sheet 2 toward the lower end 20a, the joining portion 20 can be used almost to the end without leaving the stored material.

Further, since the lid 17 can be closed and stored after use, there is no need to use it all at once unlike a conventional packaging bag.

[0027] Further, as in a conventional packaging bag, a partition seal portion is provided.
There is no need to weaken the bonding between the sheets 2 and 3 of FIG. 3, and the sheets 2 and 2 can be bonded so that they cannot be separated from each other. It is possible to prevent mixing of the contents inside.

<Other Embodiments> In the first embodiment, the case where the components of the adhesive are stored in the storage chamber 4 has been described. However, the packaging bag according to the present invention is not limited to this, And various kinds of viscous substances, liquids, powders, etc., such as seasonings, drugs such as pharmaceuticals, paints, hair dyeing liquids, etc.

Also, a case where a separate screw-type lid 17 is detachably attached to the spout port portion 16 has been described. However, other lid-type lids having a fitting structure are attached, or a pouring device is provided. The design can also be changed as appropriate even if they are provided integrally with each other via a hinge portion and rotatably provided via the hinge portion.

In particular, as shown in FIG. 4, a plurality of openings 18a are provided corresponding to the spouting paths 12 partitioned by partition walls 13, and the lids 17 each having the openings 18a opened and closed by lids 19 are provided. When attached, there is an advantage that only the contents in the desired accommodation room 4 can be poured out. In the lid 17 shown in FIG. 4, the lid 19 has a lid body via hinge portions 19a.
An opening 18a is provided so as to be openable and closable.

Further, in the first embodiment, the bag body 1
Although two accommodation chambers 4 and 4 are formed in FIG. 5, it is also possible to form four accommodation chambers 4 and so on by three partition seal portions 3 and so on as shown in FIG. If they have 4, ..., they are within the intended range of the present invention. In the packaging bag shown in FIG. 5, the pouring path 12 in the pouring device main body 11 is divided into four by three partition walls 13, as shown in FIG. Three joints 20,... Are projected downward, and the joints 20,.
The wrapping sheet 2 is continuously adhered to 3,. In FIGS. 5 and 6, the lid is not shown.

In the first embodiment, the formation of the partition wall seal portion 3 and the bonding of the outer surface of the joining portion 20 of the pouring tool 10 and the inner surface of the sheets 2 and 2 are simultaneously performed by one heat seal. After bonding the part 20 and the sheets 2 and 2,
It is also possible to bond the sheets 2 and 2 downward from the lower end 20a of the 20 to form the partition wall seal portion 3.

In the first embodiment, the bag body 1 is made by superimposing two rectangular sheets 2, 2 and heat-sealing the peripheral portions 1a, 1b, 1c. Department
It may be a self-standing bag having a gusset formed on the lower edge 1c or the lower edge 1b, a tube formed from a tubular film, or the like. The shape and the like of the bag body 1 can be appropriately changed in design. In the first embodiment, the spout 10 is attached to the upper edge 1a of the bag body 1. However, the side edge 1c of the bag body 1 is described.
Alternatively, the spout 10 attached to the corner of the bag body 1 is also within the scope of the present invention.

[0034]

As described above, in the packaging bag according to the present invention, it is possible to use each of the contents accommodated in the accommodation room defined by the partition wall seal portion and the joint portion by being poured out from the pour tool. This eliminates the need for the operation of separating the sheets of the partition seal portion from each other as in the conventional packaging bag. Further, after the used contents are mixed and used, the inside of the contents is not required to be used at once as in the conventional packaging bag by closing the pouring path of the pouring tool with a lid or the like. Further, unlike the conventional packaging bag, it is not necessary to weakly bond the sheets at the partition seal portion, and the sheets can be bonded to each other in a non-peelable manner. Can be prevented from mixing.

[Brief description of the drawings]

FIG. 1 is a front view of a packaging bag according to an embodiment of the present invention.

FIGS. 2A and 2B are cross-sectional views of the packaging bag of the embodiment, wherein FIG. 2A is a longitudinal cross-sectional view, FIG. 2B is a cross-sectional view taken along the line AA of FIG. FIG. 3 shows a cross-sectional view taken along line BB.

FIG. 3 is a front view of the pouring device of the embodiment, and FIG.
Shows a side view, and (c) shows a plan view.

FIG. 4 is an enlarged sectional view of a main part of a packaging bag according to another embodiment.

FIG. 5 is a front view of a packaging bag according to another embodiment.

FIG. 6 is an enlarged longitudinal sectional view of a main part of the packaging bag of the embodiment, and (b) is a plan view.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Bag body, 1a ... Upper edge, 1b ... Lower edge, 1c ... Side edge, 2
... Sheet, 3 ... Partition seal part, 4 ... Accommodation chamber, 10 ... Pouring tool, 11 ... Pouring tool main body, 12 ... Pouring path, 12a, 12b ... Pathway
13 ... partition wall, 13a ... upper end, 15 ... mounting part, 16 ... spout part,
16a ... opening, 17 ... lid, 17a ... projection, 18 ... lid body,
18a ... opening, 19 ... lid, 19a ... hinge, 20 ... joint,
20a ... lower edge, 20b ... upper outer surface

Claims (3)

[Claims] 1. A packaging bag in which a plurality of storage chambers (4, 4) are divided via a partition wall seal portion (3) formed by bonding opposed sheets (2, 2) to each other. At the edge of the bag body (1), a spout (10) having a spout (12) for spouting the contents in the storage chamber (4) is attached, and the spout (10) is attached to the spout (10). A packaging bag, characterized in that a joining portion (20) to which a sheet (2, 2) is adhered is projected from a partition sealing portion (3). 2. A partition wall (13) for partitioning a pouring path (12) is provided on the pouring tool (10), and the joint (20) is provided at the partition wall (1).
The packaging bag according to claim 1, wherein the packaging bag is provided so as to be connected to (3). 3. A pouring tool body (11) having a pouring path (12) formed therein is adhered to an inner surface of the sheet (2, 2) while being sandwiched between the pair of sheets (2, 2). The spout main body (11) has a mounting portion (15) that can be bonded to the inner surface of the sheet (2, 2) bonded to the mounting portion (15). The joining part (20) is formed in a shape in which the width in the thickness direction of the sheet (2) to be bonded is narrowed toward the front end (20a).