JP2016222257A - Pouch with injection auxiliary tool and injection auxiliary tool - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a pouch with an injection auxiliary tool and the injection auxiliary tool, for realizing excellent discharge performance of the content and re-sealability of an injection hole, with a simple constitution.SOLUTION: A pouch 10 with an injection auxiliary tool comprises a pouch 20 and an injection auxiliary tool 30 capable of forming an injection hole by cutting a pouch injection port part 22, and in the pouch 10 with the injection auxiliary tool, the injection auxiliary tool 30 comprises an opening maintaining elastic part 40 fixed to an outer peripheral surface of the pouch injection port part 22 and a clip piece 50, and the opening maintaining elastic part 40 comprises a left side piece, a right side piece and a connection piece, and is formed so that the left side piece and the right side piece are separated in an unloaded state, and the clip piece 40 is out-fittably formed in the opening maintaining elastic part 40 so as to collectively sandwich the left side piece and the right side piece in a state of approaching the left side piece and the right side piece.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a pouch with a pour aid that includes a pouch capable of forming a pour hole by cutting the pouch spout portion when pouring contents, and a pour aid that is attached to the pouch, and Regarding dispensing aids.

  In recent years, refill containers have been widely used from the viewpoints of environmental conservation and resource saving. Generally, as this refill container, a pouch spout portion is used for dispensing contents. A flexible pouch made of a synthetic resin film capable of forming a pouring hole by cutting is used.

  In such a pouch made of a synthetic resin film, when the contents are poured out, the films stick to each other in the vicinity of the pouch hole of the pouch and the discharge hole is blocked, and the discharge property of the contents may be lowered. For this reason, it is generally known that a pouring aid that is attached to the pouch pouring port and improves the discharge of contents is used.

  As such a pouring aid, a spout as described in Patent Document 1 is known, but in order to attach the spout to the pouch, a dedicated production facility is required, and with the pouch, Since there is a tendency for weight and cost to increase from the viewpoints of weldability and open / close plug performance, it may be difficult to use spouts in the field of refill containers and the like.

  Therefore, as a simple dispensing aid, as described in Patent Document 2, it is installed in a pouch dispensing port and supports the opening state of the pouch dispensing hole from the inside of the pouch dispensing port. Tools are known.

Japanese Patent Laying-Open No. 2015-58967 JP-A-11-152154

  However, since the pouring aid described in Patent Document 2 is attached to the inside of the cylindrical pouch spout portion, if the placement accuracy of the pouring aid with respect to the pouch spout portion is low, the contents of This will adversely affect the discharge performance. Therefore, it is required to place and fix the pouring aid at a predetermined position in the pouch pouring port portion with high accuracy.However, since the position where the pouring aid is attached is inside the pouch pouring port portion, It is difficult to attach the auxiliary equipment with high accuracy.

  Also, since the pouring aid is mounted on the inside of the pouch spout, the resealing capability for reclosing the pouch spout formed by cutting the pouch spout is added to the pouch. There is also a problem that it is difficult to have.

  Therefore, the present invention solves these problems, and has a simple configuration and a pouch with a pouring aid and a pouring aid that realize good discharge of contents and resealability of the pouring hole. Is intended to provide.

The pouch with the pouring aid of the present invention comprises a pouch capable of forming a pouring hole by cutting the pouch pouring outlet when pouring the contents, and a pouring aid attached to the pouch. A pouch with a pouring aid provided, wherein the pouring aid includes an opening maintaining elastic portion fixed to an outer peripheral surface of the pouch pouring port portion, and a clip piece provided continuously to the opening maintaining elastic portion. The opening maintaining elastic part includes a left piece, a right piece, a first connecting piece that connects one end of the left piece and the right piece, and the other end of the left piece and the right piece. A second connecting piece that is formed such that the left piece and the right piece are separated from each other in an unloaded state, and the clip piece is connected to the second connecting piece, and the left piece and the right piece Hold the left piece and the right piece together with the pieces close together Useless, by being formed so as to be fitted in the opening maintains the elastic portion, is intended to solve the above problems.
The pouring aid of the present invention is a pouring aid attached to a pouch capable of forming a pouring hole by cutting the pouch pouring port portion when pouring the contents, and the pouch pouring port An opening maintaining elastic portion fixed to an outer peripheral surface of the portion, and a clip piece provided continuously to the opening maintaining elastic portion, the opening maintaining elastic portion including a left piece, a right piece, the left piece, and A first connecting piece that connects one end of the right side piece, and a second connecting piece that connects the left side piece and the other end of the right side piece, and the left side piece and the right side piece are unloaded. The clip piece is formed so as to be spaced apart, and the clip piece is connected to the second connecting piece so that the left piece and the right piece are sandwiched together with the left piece and the right piece approached, By being formed on the opening maintaining elastic part so that it can be externally fitted, It is intended to solve the problem.

According to the first and fifth aspects of the present invention, the pouring aid has an opening maintaining elastic portion that is fixed to the outer peripheral surface of the pouch pouring port portion, and the opening maintaining elastic portion is a left-side piece in an unloaded state. And the right side piece is formed so as to be separated, it is possible to maintain the state in which the pouch pour-out hole formed by cutting the pouch spout is opened by the elastic force of the opening maintaining elastic portion. Therefore, it is possible to ensure good discharge of the contents with a simple configuration, and the opening maintaining elastic part is attached to the outside of the pouch spout part, so that the clip is provided outside the opening maintaining elastic part. With a simple structure of fitting a piece, the pouch pouring hole can be reliably resealed.
In addition, since the opening maintaining elastic part is mounted on the outside of the pouch spout part, it is easy not only to attach the opening maintaining elastic part with high accuracy, but also to provide the opening maintaining elastic part to the pouch spout part. Even if the mounting accuracy is poor, it is possible to prevent the opening maintaining elastic part from adversely affecting the discharge of the contents, and to pouch at any timing, such as before and after filling the contents. On the other hand, a pouring aid can be attached.
Also, by attaching an opening maintaining elastic part to the outer peripheral surface of the pouch spout part, it is possible to attach a pour aid to the pouch. There is no need to apply.

According to the second aspect of the present invention, at least a part of the left side piece and the right side piece is fixed to the outer peripheral surface of the pouch spout part, whereby the opening maintaining elastic part of the pouch spout part is provided. While facilitating fixation, it is possible to reliably maintain the opening state of the dispensing hole by the opening maintaining elastic portion.
According to the third aspect of the present invention, the left-side piece separation portion and the right-side piece separation portion are each formed in a straight line and extend in parallel to each other, thereby resealing the pouch dispensing hole. The clip piece can be easily externally fitted to the left piece separation portion and the right piece separation portion which are close to each other.
According to the fourth aspect of the present invention, when the clip piece is not used, the clip piece protrudes to the outside of the pouch body by being arranged so as to sandwich one edge portion of the pouch body by the holding portion. When the pouch with the dispensing aid is used, it can be avoided that the clip piece becomes an obstacle.

The front view which shows the pouch with the extraction assistance tool which concerns on one Embodiment of this invention. Explanatory drawing which shows the pouch with the extraction assistance tool of the state which cut | disconnected the pouch pouring port part. The perspective view which shows the pouch with the extraction assistance tool of the state which cut | disconnected the pouch pouring port part. Explanatory drawing which shows the state of the middle stage at the time of resealing a pouch with a extraction assistance tool. Explanatory drawing which shows the state which resealed the pouch with an extraction assistance tool. Sectional drawing seen in the arrow direction in the VI-VI line position of FIG. Explanatory drawing which shows the modification of a pouch with a extraction assistance tool.

  Below, the pouch 10 with the extraction assistance tool which concerns on one Embodiment of this invention is demonstrated based on drawing.

  As shown in FIG. 1, the pouch 10 with a dispensing aid includes a flexible pouch 20 formed by sealing the peripheral edge portions of the front and back synthetic resin films, and a pouch spout portion 22 formed at a corner of the pouch body 21. It is comprised from the extraction assistance tool 30 fixed to the outer peripheral surface of this.

  The dispensing aid 30 is integrally formed from a material having moderate rigidity and elasticity such as polyethylene and polypropylene, and as shown in FIG. 1, as shown in FIG. 1, an annular opening maintaining elastic portion fixed to the outer peripheral surface of the pouch spout portion 22. 40 and a clip piece 50 extending toward the outside of the annular opening maintaining elastic portion 40 are integrally provided.

  As shown in FIGS. 2 and 3, the opening maintaining elastic portion 40 includes a left piece 41, a right piece 45, a first connecting piece 49 a that connects one end (upper end) of the left piece 41 and the right piece 45, and It integrally has a second connecting piece 49b that connects the other ends (lower ends) of the left piece 41 and the right piece 45.

  As shown in FIG. 3, the opening maintaining elastic portion 40 has a left-side piece 41 and a right-side piece 45 that are symmetrical with respect to an imaginary line L that passes through the center of the first connecting piece 49a and the center of the second connecting piece 49b. The left side piece 41 and the right side piece 45 are separated from each other in a no-load state (that is, a state in which no force is applied from the outside). The separating portions 42 and 46) have a shape bulging outward.

  As shown in FIG. 3, the left piece 41 and the right piece 45 respectively connect the linear spacing portions 42 and 46 extending in parallel to the virtual line L, the spacing portions 42 and 46, and the first connecting piece 49 a. The first connection portions 43 and 47 to be connected, and the second connection portions 44 and 48 for connecting the separation portions 42 and 46 and the second connection piece 49b are integrally provided.

At least a part of the spacing portions 42 and 46 is fixed to the outer peripheral surface of the pouch spout portion 22 by heat welding.
The first connection portions 43 and 47 are inclined portions 43a and 47a that are continuous with one end (upper end) of the separation portions 42 and 46 and extend obliquely with respect to the virtual line L, and an inclined portion that extends parallel to the virtual line L. 43a and 47a, and the linear part 43b and 47b which connect the 1st connection piece 49a.
The second connecting portions 44 and 48 are inclined to the hypothetical lines L and inclined portions 44 a and 48 a that are continuous with the other ends (lower ends) of the separating portions 42 and 46 and extend obliquely with respect to the virtual lines L. It comprises straight portions 44b and 48b that connect the portions 44a and 48a and the second connecting piece 49b.

As shown in FIG. 3, the clip piece 50 includes a central portion 51 that is connected to the second connecting piece 49 b and extends linearly along the virtual line L, and sandwiching portions 52 that are formed on the left and right sides of the central portion 51. As will be described later, with the left side piece 41 and the right side piece 45 of the opening maintaining elastic part 40 approached, the left side piece 41 and the right side piece 45 are sandwiched together by the left and right clamping parts 52. The pouch 10 is formed so that it can be externally fitted to the maintenance elastic portion 40 and closes the pouring hole 23 of the pouch 10 after opening.
Further, when the clip piece 50 is not used, that is, when the clip piece 50 is not externally fitted to the left piece 41 and the right piece 45, as shown in FIG. 1 and FIG. It arrange | positions so that one edge part of 21 may be inserted | pinched. In the present embodiment, when the clip piece 50 is not used, the clip piece 50 is disposed so that the left edge of the pouch body 21 is sandwiched between the left and right clamping parts 52 as shown in FIG. The arrangement location of the clip piece 50 when the clip piece 50 is not used is not limited to the above. For example, as shown in FIG. 7, the clip piece 50 is sandwiched between the left and right clamping parts 52 and the upper edge part of the pouch body 21. 50 may be arranged.
Further, when the pouch outlet port 22 is folded when the pour hole 23 is resealed, the clip piece 50 has a positional relationship in which the opening maintaining elastic part 40 can be easily sandwiched as shown in FIG. When 50 is arranged at the left edge of the pouch main body 21, it is preferable to connect the clip piece 50 to the lower end of the second connection piece 49b, while the clip piece 50 is connected to the pouch main body 21 as shown in FIG. In the case where the clip piece 50 is disposed on the upper edge portion, it is preferable to connect the clip piece 50 to the right end of the first connecting piece 49a.
Further, as shown in FIGS. 2 and 3, in the vicinity of the connection portion with the second connection piece 49b, the sandwiching portions 52 are not formed on both the left and right sides of the central portion 51, whereby the second connection piece 49b. It becomes easy to bend the central part 51 in the vicinity of the connecting part.

  Further, as shown in FIG. 1, when the pouch body 21 is viewed in plan, the clip piece with respect to the opening maintaining elastic part 40 is set so that the angle between the opening maintaining elastic part 40 and the clip piece 50 is 135 °. 50 are continuously provided. Thereby, as shown in FIG. 1, when the pouch spout part 22 is formed in the corner | angular part of the rectangular-shaped pouch 20, as a location which arrange | positions the clip piece 50, the pouch main body 21 as shown in FIG. Two edges of the pouch body 21 can be selected, such as the left edge, the upper edge of the pouch body 21 as shown in FIG.

  Next, the usage method of the pouch 10 with a pouring assistance tool is demonstrated below.

  First, when the contents stored in the pouch 20 are poured out, as shown in FIGS. 1 and 2, the pouch spout port 22 is cut at the tip side of the pour aid 30 and poured out. Holes 23 are formed. In the state where the pouch spout port 22 is opened, the pouch spout port 22 is widened by the opening maintaining elastic portion 40 and the pour hole 23 is opened, so that the contents in the pouch 20 are poured out. It can be poured out from the hole 23 satisfactorily.

  Next, when resealing the pouch spout 22, first, the clip piece 50 is removed from one edge of the pouch body 21, and the left side piece 41 (separation part 42) and the right side piece 45 (separation part 46) are removed. After the opening maintaining elastic portion 40 is elastically deformed so as to approach, the left side piece 41 located on the back side of the paper surface comes to the front side of the paper surface as can be seen from FIGS. 2, 4, 5, and 6. Further, when the pouch spout portion 22 is bent, the inner surfaces of the pouch main body 21 are brought into close contact with each other to close the pouring hole 23. In order to maintain this closed state, the clip piece 50 is externally fitted to the opening maintaining elastic part 40 so that the left side piece 41 and the right side piece 45 are clamped together by the left and right clamping parts 52.

The above is an example of the operation at the time of resealing the pouring hole 23. The specific mode of the operation at the time of resealing is finally the opening maintaining elasticity in a state in which the left piece 41 and the right piece 45 are brought close to each other. As long as the clip piece 50 can be externally fitted to the portion 40, any material may be used.
Further, in the above, after the pouch spout part 22 is bent so that the left side piece 41 located on the back side in FIG. 2 is on the front side of the page, the clip piece 50 is attached to the opening maintaining elastic part 40. Although it was described as being fitted, on the contrary, the clip piece 50 is opened after the pouch spout portion 22 is bent so that the right side piece 45 located on the front side in FIG. You may make it fit to the maintenance elastic part 40. FIG.

  As mentioned above, although embodiment of this invention was explained in full detail, this invention is not limited to the said embodiment, A various design change can be performed without deviating from this invention described in the claim. Is possible.

For example, in the above-described embodiment, the opening maintaining elastic part is fixed to the outer peripheral surface of the pouch spout part by heat fusion. However, the fixing method of the opening maintaining elastic part is not limited to this, for example, adhesion Adhesion using an agent may be used.
In the above-described embodiment, only a part of the left side piece and the right side piece of the opening maintaining elastic part is fixed to the outer peripheral surface of the pouch outlet part. It is not limited to this, For example, you may adhere to the outer peripheral surface of a pouch spout part over the perimeter of an opening maintenance elastic part.
In the above-described embodiment, the pouch spout portion is described as being formed at the corner portion of the pouch main body, but the pouch spout portion may be formed at another location of the pouch main body.

DESCRIPTION OF SYMBOLS 10 ... Pouch with a pouring aid 20 ... Pouch 21 ... Pouch body 22 ... Pouch spout part 23 ... Pouring hole 30 ... Pouring aid 40 ... Opening maintenance Elastic part 41 ... Left side piece 42 ... Separation part 43 ... First connection part 43a ... Inclination part 43b ... Straight line part 44 ... Second connection part 44a ... Inclination part 44b ··· Straight line portion 45 ··· Right side piece 46 ··· Separation portion 47 ··· First connection portion 47a · · · Inclination portion 47b · · · Linear portion 48 · · · Second connection portion 48a · · · Inclination portion 48b ... Linear part 49a ... 1st connection piece 49b ... 2nd connection piece 50 ... Clip piece 51 ... Center part 52 ... Clamping part

Claims (5)

A pouch with a pouring aid comprising a pouch capable of forming a pouring hole by cutting the pouch spout portion when pouring the contents, and a pouring aid attached to the pouch,
The pouring aid has an opening maintaining elastic portion fixed to the outer peripheral surface of the pouch pouring outlet portion, and a clip piece provided continuously to the opening maintaining elastic portion,
The opening maintaining elastic portion includes a left piece, a right piece, a first connecting piece that connects one end of the left piece and the right piece, and a second piece that connects the other ends of the left piece and the right piece. A connecting piece, and formed such that the left piece and the right piece are separated in an unloaded state,
The clip piece is connected to the second connection piece, and is attached to the opening maintaining elastic portion so as to sandwich the left piece and the right piece together with the left piece and the right piece approached. A pouch with a pouring aid, characterized in that the pouch is formed so as to be fitted. The left-side piece and the right-side piece connect a separation part that is separated from each other in an unloaded state, a first connection part that connects the separation part and the first connection piece, and the separation part and the second connection piece. A second connection part
2. The pouch with a dispensing aid according to claim 1, wherein only at least a part of the spacing portion is fixed to an outer peripheral surface of the pouch spout portion.   The pouch with the pouring aid according to claim 2, wherein the spacing portion of the left-side piece and the spacing portion of the right-side piece are each formed in a straight line shape and extend in parallel with each other. The pouch has a pouch body and the pouch spout part,
The clip piece has a central portion extending toward the outer peripheral side of the opening maintaining elastic portion, and a sandwiching portion formed on both the left and right sides of the central portion, and when the clip piece is not used, The pouch with the pouring aid according to any one of claims 1 to 3, wherein the pouch is disposed so as to sandwich one edge portion of the pouch body. A pouring aid that is attached to a pouch capable of forming a pouring hole by cutting the pouch pouring port portion when pouring the contents,
An opening maintaining elastic part fixed to the outer peripheral surface of the pouch spout part, and a clip piece provided continuously to the opening maintaining elastic part,
The opening maintaining elastic portion includes a left piece, a right piece, a first connecting piece that connects one end of the left piece and the right piece, and a second piece that connects the other ends of the left piece and the right piece. A connecting piece, and formed such that the left piece and the right piece are separated in an unloaded state,
The clip piece is connected to the second connection piece, and is attached to the opening maintaining elastic portion so as to sandwich the left piece and the right piece together with the left piece and the right piece approached. A pouring aid characterized by being formed so as to be fitted.

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