JP2012000288A - Package spout - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a package spout capable of easily and surely sending a content of the package to the outside while keeping a good storage condition of the content.SOLUTION: This spout 11A of a package is mounted to a package 12 of which the inside is formed into a storage part 16 of a fluid. The package spout includes: a connection member 21 having a passage 24 formed in the axial direction and a linking hole 25 opened on a side, and liquid-tightly mounted to a spout mounting opening formed on the package 12 to make the passage 24 communicate with the storage part 16, wherein the linking hole 25 is covered with a sheet 12a constituting the package 12; and a linking member 31 inserted into the linking hole 25 of the connection member 21 while boring the sheet 12a to be engaged with the connection member 21 from a side.

Description

  The present invention relates to a spout that is attached to a package such as a pouch that contains fluids such as liquid pharmaceuticals, fluid foods, and beverages.

  Oral tube feeding that administers fluid such as tube feeding solution filled in the package through a catheter inserted from the mouth to patients who have been difficult to ingest sufficient water and nutrients. The gastrostomy tube feeding method which administers fluids, such as a tube feeding agent with which the package body was filled through the catheter which directly connects the inside of a stomach and the abdominal outer surface, is performed.

As a technique for connecting a packaging body that contains a fluid and a catheter, for example, a tubular outlet member provided in the packaging body is caused to pass through and engage with a packaging body side insertion portion, and the catheter of the coupling tool is engaged. A tube feeding agent administration connector is known in which a side insertion portion is inserted into a catheter flow path to allow fluid communication between the inside of the package and the catheter flow path (for example, Patent Document 1). reference).
Further, in the catheter connection structure of the container in which the connecting needle provided in the catheter is inserted into the partition wall closing the spout provided in the container plug, the screw that is screwed together with the connection needle and the plug There is also known a connection structure in which a distal end of the connection needle presses and ruptures the partition wall in the process of providing a portion and screwing the connection needle into the plug (see, for example, Patent Document 2).

JP 2008-212177 A Japanese Patent Laid-Open No. 2002-210023

  By the way, in the connection structure of the packaging body and the catheter using the coupling device for tube feeding administration of the said patent document 1, since a coupling tool is inserted and engaged with the tubular spout member of a packaging body, it is connected. If the tool is not completely inserted, the engagement becomes insufficient. In particular, when the gel-like fluid is sent out from the package by applying pressure, the connecting tool may be pulled out by the pressure.

  On the other hand, in the connection structure of Patent Document 2, a reliable connection state can be obtained by screwing the catheter connection needle into the stopper of the container, but there is a problem that a complicated screwing operation is required. Moreover, in this patent document 2, since the spout member attached to the package body is exposed outside, the barrier property in this spout member part becomes low, especially a fluid is a gel-like thing with low fluidity | liquidity. In such a case, there is a possibility that the contents of the fluid staying in the extraction member portion may be altered during long-term storage.

  The objective of this invention is providing the spout of the package which can send out the content to the exterior easily and reliably, maintaining the favorable storage state of the content of the package.

In order to solve the above problems, the present invention is characterized by the following (1) to (5).
(1) A spout to be attached to a packaging body in which the inside is a container for a fluid, having a flow path formed in an axial direction and a connecting hole opened in a side, and formed in the packaging body A connection member that is liquid-tightly attached to the spout attachment opening and the flow path is communicated with the housing portion, and the connection hole is covered with a sheet constituting the package, and the connection member while punching the sheet. A spout of a packaging body having a connecting member inserted into the connecting hole and engaged with the connecting member from the side.
(2) The connecting member has a flow path that communicates with the flow path of the connecting member and guides the fluid to the outside by being connected to the connecting member, and is connected to the catheter connected to the connecting member. The spout of the packaging body according to (1) above, wherein the fluid in the housing portion is sent out through the flow paths of the connection member and the connecting member.
(3) The connection member according to (1) or (2), wherein the connection member is preliminarily liquid-tightly attached to the spout attachment opening of the packaging body and is entirely covered with a sheet constituting the packaging body. Package spout.
(4) The spout of the packaging body according to (1), wherein the fluid in the housing portion is sent out to the catheter connected to the connection member via the flow path of the connection member.
(5) The connecting member is formed with a female screw portion, and the connecting member is formed with a male screw portion that can be screwed into the female screw portion, and by screwing the male screw portion into the female screw portion, The spout of the packaging body in any one of said (1)-(4) with which the said connection member is connected with respect to a connection member.

According to the spout of the packaging body configured as described in (1) above, the connection member attached to the spout attachment opening of the packaging body is integrated with the sheet constituting the packaging body by inserting the connection member into the connection hole. Therefore, when the packaging body is pressurized and the fluid is fed into the flow path of the connecting member, it is possible to prevent a problem that the connecting member is pulled out of the spout attachment port by the fluid that is pressurized and sent out.
Moreover, the high barrier property of the package before use can be maintained as compared with a structure in which the connection member is fixed to the package in advance and exposed to the outside.
According to the spout of the packaging body configured as described in (2) above, by pressing the packaging body and feeding the fluid into the flow path of the connecting member, the fluid fed into this flow path is passed through the flow path of the connecting member. Can be easily and reliably delivered to the catheter.
According to the spout of the packaging body configured as described in (3) above, since the connection member is previously attached to the spout attachment port of the packaging body, the attachment work of the connection member during use can be eliminated, and workability is improved. Can be improved. Moreover, since the whole connection member is covered with the sheet | seat of a package, the fall of barrier property by a connection member being exposed outside can be prevented.
According to the spout of the package having the configuration of the above (4), by pressing the package and feeding the fluid into the channel of the connecting member, the fluid fed into this channel can be easily and reliably supplied to the catheter. Can be sent.
According to the spout of the packaging body having the above configuration (5), the connecting member and the connecting member can be more firmly and reliably connected by screwing the external thread portion of the connecting member into the internal thread portion of the connecting member. it can.

  According to the spout of the package of the present invention, the contents can be easily and reliably sent out to the outside while maintaining a good storage state of the contents of the package.

It is a perspective view of the spout of the package which concerns on 1st Embodiment of this invention. It is a perspective view which shows schematic structure of a package body. It is a perspective view which shows the connection member which comprises a spout. It is a perspective view which shows the connection member which comprises a spout. It is a figure which shows the structure of a connection member, Comprising: (a) is the side view seen from the connection hole side, (b) is the side view seen from 90 degrees different with respect to the connection hole side. It is a figure which shows the structure of a connection member, Comprising: (a) is a top view, (b) is a bottom view. It is a perspective view explaining how to attach the spout to the package. It is a perspective view which shows the spout with which the packaging body was mounted | worn. It is a schematic side view which shows the flow of the fluid from a package body. It is a perspective view of the spout of the package which concerns on 2nd Embodiment of this invention. It is a schematic side view which shows the flow of the fluid from a package body. It is a perspective view of the spout of the package which concerns on 3rd Embodiment of this invention. It is a schematic side view which shows the flow of the fluid from a package body. It is a perspective view of the connection member which comprises the spout of the package which concerns on 4th Embodiment of this invention. It is a top view of the connection member which comprises the spout of the package which concerns on 4th Embodiment of this invention. It is a schematic side view which shows the flow of the fluid from a package body. It is a perspective view of the spout of the package which concerns on 5th Embodiment of this invention. It is a schematic side view which shows the flow of the fluid from a package body. It is a perspective view of the spout of the package which concerns on 6th Embodiment of this invention. It is a schematic side view which shows the flow of the fluid from a package body.

  Hereinafter, the example of embodiment of the spout of the package which concerns on this invention is demonstrated with reference to drawings.

(First embodiment)
First, the spout according to the first embodiment will be described.
FIG. 1 is a perspective view of a spout of a packaging body according to the first embodiment of the present invention, and FIG. 2 is a perspective view showing a schematic structure of the packaging body. FIG. 3 is a perspective view showing a connecting member constituting the spout, and FIG. 4 is a perspective view showing a connecting member constituting the spout. 5A and 5B are views showing the structure of the connecting member, wherein FIG. 5A is a side view seen from the connecting hole side, FIG. 5B is a side view seen from a direction 90 ° different from the connecting hole side, and FIG. It is a figure which shows the structure of a connection member, Comprising: (a) is a top view, (b) is a bottom view. 7 is a perspective view for explaining how to attach the spout to the package, FIG. 8 is a perspective view showing the spout attached to the package, and FIG. 9 is a schematic side view showing the flow of the fluid from the package. It is.

  As shown in FIG. 1, the spout 11 </ b> A of the present invention is attached to a package 12 containing a fluid therein, and serves as a spout for discharging the fluid to the outside of the package 12. The spout 11 </ b> A is connected to the adapter 14 provided at the end of the catheter 13.

  As shown in FIG. 2, the packaging body 12 is formed by superimposing two sheets 12 a, and the portion of the joint allowance 15 provided around these sheets 12 a is joined so as not to be peeled off by heat welding or the like, A range on the inner peripheral side of the joint allowance 15 is a bag-shaped accommodation portion 16. A spout mounting portion 17 in which a spout mounting port 18 communicating with the housing portion 16 is formed on one side of the joint allowance 15. The spout mounting port 18 is formed to be substantially the same as or slightly smaller in diameter than the insertion portion 22 of the connecting member 21 constituting the spout 11A, and the tip of the spout mounting port 18 is closed by a joining margin 15 when the package 12 is manufactured. ing. Of the four sides of the joint allowance 15, the other three sides excluding the side having the spout mounting part 17 are joined first, and the contents made of a fluid such as liquid pharmaceuticals, fluid food or fluid beverage are contained in the container 16. Finally, the side having the spout mounting portion 17 is joined. In the present invention, the fluid means a substance that moves due to a pressure difference, a height difference, etc., such as a liquid or a gel-like body.

  The sheet 12a constituting the package 12 has a multilayer structure in which, for example, a resin sheet formed from polyethylene or polypropylene and an aluminum foil are laminated, and has a high barrier property against oxygen and external light. is doing. In addition, as the sheet | seat 12a, it is good also as a multilayer structure by vapor-depositing aluminum on a resin sheet. Further, the sheet 12a has a linear cut property that can be torn only in one direction, and the tearing direction coincides with the direction in which the spout attachment port 18 is opened. A cut line 19 for cutting the tip of the spout mounting opening 18 is displayed in parallel with the edge of the spout mounting portion 17 of the package 12, and the cut line 19 is the starting point of one side of the package 12. Cut points (not shown) are provided in a slit shape, for example. For this reason, by tearing the package 12 from the cut point, the package 12 is cut along the cut line 19 and the tip of the spout mounting opening 18 is opened.

The spout 11A has a connecting member 21 and a connecting member 31 each formed of a resin material such as plastic.
As shown in FIG. 3, the connecting member 21 includes an insertion portion 22 that can be inserted into the spout attachment port 18 of the package 12, and a flange provided on the rear side in the insertion direction of the insertion portion 22 into the spout attachment port 18. Part 23. The insertion portion 22 is a substantially cylindrical member, a flow path 24 is formed along the axial direction, and the tip thereof is open. In addition, a connecting hole 25 is formed in the insertion portion 22 in a direction orthogonal to the axis. The connecting hole 25 communicates with the flow path 24 and is opened on the side of the insertion portion 22.

  As shown in FIGS. 4 to 6, the connecting member 31 includes a connecting portion 32 that can be inserted into the connecting hole 25 formed in the inserting portion 22 of the connecting member 21, and insertion into the connecting hole 25 in the connecting portion 32. And a flange portion 33 provided on the rear side in the direction. The connecting portion 32 is a substantially cylindrical member, and a flow path 34 is formed along the axial direction, and its tip is opened. In addition, a communication hole 35 is formed in the connecting portion 32 in a direction orthogonal to the axis, and the communication hole 35 is connected to the flow path 34 and is opened on the side of the connecting portion 32. Further, the connecting member 31 is formed with a needle portion 32 a protruding toward the tip at the tip of the connecting portion 32.

Next, the case where the spout 11A is attached to the package 12 will be described.
First, the edge part of the one end side provided with the spout mounting part 17 of the package 12 is cut along the cut line 19. Then, the spout mounting part 17 opens a spout mounting port 18 that communicates with the housing part 16.

  In this state, as shown in FIG. 7, the insertion portion 22 of the connection member 21 is inserted into the spout attachment port 18 of the package 12 until the flange portion 23 comes into contact with the edge of the spout attachment port 18 (arrow A). reference). In this way, the connection member 21 is attached to the spout attachment port 18, and the flow path 24 formed in the insertion portion 22 of the connection member 21 is communicated with the accommodating portion 16 of the package 12. Moreover, the opening part of the connection hole 25 will be in the state covered with the sheet | seat 12a which comprises the package body 12. FIG. Here, as described above, the spout attachment port 18 is formed to be substantially the same as or slightly smaller in diameter than the insertion portion 22 of the connection member 21, so that when the insertion portion 22 is inserted into the spout attachment port 18, the spout attachment port 18. The connecting member 21 is attached to the package 12 in a liquid-tight manner.

  Next, the connecting member 31 is inserted into the connecting hole 25 of the connecting member 21 whose opening is covered with the sheet 12a (see arrow B). The needle portion 32 a formed at the tip of the connecting portion 32 of the connecting member 31 tears and perforates the sheet 12 a covering the opening of the connecting hole 25, and the connecting portion 32 is connected to the connecting hole 25 of the insertion portion 22 of the connecting member 21. As shown in FIG. 8, the connecting member 31 is assembled to the connecting member 21. Thereby, the spout 11A is integrally attached to the package body 12.

  When the connecting portion 32 of the connecting member 31 is inserted into the connecting hole 25 of the inserting portion 22 of the connecting member 21, the communication hole 35 formed in the connecting portion 32 is connected to the flow path 24 of the connecting member 21. The direction is orthogonal. Thereby, when the connecting member 31 is inserted into the connecting member 21, the flow path 24 of the connecting member 21 communicates with the flow path 34 of the connecting member 31, and the fluid in the accommodating portion 16 leaks to the outside. Trouble is prevented.

When the spout 11A is provided on the package 12 as described above, the adapter 14 of the catheter 13 is attached to the distal end portion of the connecting member 31 constituting the spout 11A.
In this state, when the connecting member 31 is rotated by 90 °, the flow path 24 of the connecting member 21 communicates with the communication hole 35 of the connecting member 31 as shown in FIG. The catheter 13 communicates with the passages 24 and 34. Therefore, in this state, by pressurizing the packaging body 12, the fluid in the accommodating portion 16 can be easily and reliably sent to the catheter 13 through the flow paths 24 and 34 by the pressure.

At this time, the connection member 21 inserted into the spout mounting opening 18 of the package 12 is integrated with the sheet 12a constituting the package 12 with the connection member 31 inserted into the connection hole 25. Problems such as escaping from the spout attachment port 18 due to the fluid fed under pressure are prevented.
In addition, by temporarily rotating the connecting member 31 by 90 ° to release the communication state between the flow path 24 of the connecting member 21 and the flow path 34 of the connecting member 31, the feeding of the fluid to the catheter 13 is temporarily interrupted. It can also be made.

  Thus, according to the spout 11A of the packaging body according to the first embodiment, the connection member 21 mounted on the spout mounting port 18 of the packaging body 12 is connected to the insertion portion 22 constituting the connection member 21. Since the connecting member 31 is inserted into the hole 25 and integrated with the sheet 12a constituting the packaging body 12, pressurization is performed when the packaging body 12 is pressurized and the fluid is fed into the flow path 24 of the connecting member 21. Thus, it is possible to prevent such a problem that the connecting member 21 is pulled out from the spout mounting port 18 by the fluid sent out.

Moreover, compared with the structure which fixed the connection member 21 to the package 12, and was exposed outside, the high barrier property of the package 12 before use can be maintained.
That is, the contents can be easily and reliably sent out to the outside while maintaining a good storage state of the contents of the package 12.

  Next, another embodiment will be described. In addition, the same component as 1st Embodiment attaches | subjects the same code | symbol, and abbreviate | omits description.

(Second Embodiment)
FIG. 10 is a perspective view of a spout of a packaging body according to the second embodiment of the present invention, and FIG. 11 is a schematic side view showing a flow of fluid from the packaging body.

  As shown in FIG.10 and FIG.11, in the spout of the package body of 2nd Embodiment, in the insertion part 22 of the connection member 21 which comprises the spout 11B which is a spout, the connection hole 25 is only on the one side part side. Is formed. The insertion portion 22 has a female screw portion 26 at an inner wall of a flow path 24 formed in the insertion portion 22 and at a position facing the connection hole 25.

Further, the connecting member 31 in the spout 11B has a male screw that can be screwed into the female screw portion 26 of the connecting member 21 at the distal end portion of the connecting portion 32 constituting the connecting member 31, that is, the side to be inserted into the connecting member 21. A portion 36 is formed. Further, the connecting member 31 is formed with a flow path 34 extending to the rear end.
In such a spout 11B, after inserting the insertion part 22 of the connection member 21 into the spout mounting opening 18 of the package 12, the connection member 31 while tearing and punching the sheet 12a into the connection hole 25 of the connection member 21. Then, the male screw portion 36 of the connecting member 31 is screwed into the female screw portion 26 of the connecting member 21.

If it does in this way, the external thread part 36 provided in the connection part 32 of the connection member 31 will be screwed by the internal thread part 26 provided in the insertion part 22 of the connection member 21, and the connection member 21 and the connection member 31 will be connected reliably. A spout 11B is formed.
When the spout 11B is provided on the package 12 as described above, the adapter 14 of the catheter 13 is attached to the rear end portion of the connecting member 31 constituting the spout 11B.

  In the spout 11B, when the packaging body 12 is pressurized in a state where the communication hole 35 of the connection member 31 is in communication with the flow path 24 of the connection member 21, the fluid in the housing portion 16 flows due to the pressure. It is fed into the catheter 13 via the channels 24 and 34.

Also in the case of the spout 11B according to the second embodiment, since the connecting member 31 is inserted into the connecting hole 25 and the connecting member 21 is integrated with the sheet 12a of the packaging body 12, the fluid that is pressurized and sent out. Can prevent the connection member 21 from coming out of the spout attachment port 18, can easily and reliably send the contents to the outside, and maintain the high barrier property of the package 12 before use. can do.
In particular, by connecting the male screw portion 36 of the connecting member 31 to the female screw portion 26 of the connecting member 21, the connecting member 21 and the connecting member 31 can be connected more firmly and securely.

  In the screw-type spout 11B, the female screw portion 26 is formed in the connecting hole 25 provided in the insertion portion 22 of the connecting member 21, and the male screw portion 36 formed at the tip of the connecting member 31 is formed in the female screw portion 26. The connecting member 21 and the connecting member 31 may be connected by screwing together. However, in this case, the connecting member 31 is not provided with the side communication hole 35, and the flow path 34 penetrating in the axial direction is formed.

(Third embodiment)
FIG. 12 is a perspective view of a spout of a packaging body according to a third embodiment of the present invention, and FIG. 13 is a schematic side view showing a flow of fluid from the packaging body.

As shown in FIGS. 12 and 13, in the spout of the packaging body of the third embodiment, the connection member 21 constituting the spout 11 </ b> C serving as the spout is mounted in advance on the spout mounting port 18 of the packaging body 12. . The entire connecting member 21 is covered with a sheet 12 a constituting the package 12.
Similar to the first embodiment, the connecting member 31 constituting the spout 11C has a flow path 34 formed along the axial direction and opened at the tip.

In such a spout 11C, the connecting member 31 is inserted into the connecting hole 25 provided in the insertion portion 22 of the connecting member 21 mounted in advance on the spout mounting opening 18 of the package 12 while tearing and punching the sheet 12a. Thereby, the connection member 21 and the connection member 31 are connected.
When the spout 11C is provided in the package 12 as described above, the adapter 14 of the catheter 13 is attached to the distal end portion of the connecting member 31 constituting the spout 11C.

  And in this spout 11C, when the packaging body 12 is pressurized in the state which connected the communication hole 35 provided in the connection part 32 of the connection member 31 to the flow path 24 of the connection member 21, the accommodating part is generated by the pressure. The fluid in 16 is fed into the catheter 13 via the flow paths 24 and 34.

  Also in the case of the spout 11C according to the third embodiment, since the connecting member 31 is inserted into the connecting hole 25 and the connecting member 21 is integrated with the sheet 12a of the packaging body 12, the fluid that is pressurized and sent out. Can prevent the connection member 21 from coming out of the spout attachment port 18, can easily and reliably send the contents to the outside, and maintain the high barrier property of the package 12 before use. can do.

  In particular, since the connecting member 21 is mounted in advance on the spout mounting port 18 of the packaging body 12, the mounting work of the connecting member 21 during use can be eliminated, and workability can be improved. In addition, since the entire connection member 21 is covered with the sheet 12a of the package 12, the barrier property is not deteriorated due to the connection member 21 being exposed to the outside.

(Fourth embodiment)
FIG. 14 is a perspective view of a connecting member constituting a spout of a packaging body according to a fourth embodiment of the present invention, FIG. 15 is a plan view of a connecting member constituting a spout of the packaging body according to a fourth embodiment of the present invention, FIG. 16 is a schematic side view showing the flow of the fluid from the package.

  As shown in FIGS. 14-16, in the spout of the packaging body of 4th Embodiment, the connection member 21 which comprises spout 11D which is a spout is attached to the spout of the packaging body 12 similarly to 3rd Embodiment. Attached to the mouth 18 in advance. The entire connecting member 21 is covered with a sheet 12 a constituting the package 12. This connection member 21 is formed in a rectangular shape in plan view, and, like the second embodiment, a connection hole 25 is formed only on one side of the insertion portion 22, and is an inner wall of the flow path 24. A female thread portion 26 is formed at a position facing the connecting hole 25.

  Further, the connecting member 31 in the spout 11D has a female threaded portion of the connecting member 21 at the tip of the connecting portion constituting the connecting member 31, that is, on the side inserted into the connecting member 21, as in the second embodiment. A male threaded portion 36 that can be screwed to 26 is formed, and a flow path 34 is formed across the rear end.

In such a spout 11D, the connecting member 31 is inserted into the connecting hole 25 of the connecting member 21 mounted in advance in the spout mounting opening 18 of the package 12 while tearing and punching the sheet 12a. Are screwed into the female screw portion 26 of the connecting member 21.
If it does in this way, the external thread part 36 of the connection member 31 will be screwed by the internal thread part 26 of the connection member 21, and the connection member 21 and the connection member 31 will be connected reliably.
When the spout 11D is provided on the package 12 as described above, the adapter 14 of the catheter 13 is attached to the rear end portion of the connecting member 31 constituting the spout 11D.

  In the spout 11D, when the packaging body 12 is pressurized in a state where the communication hole 35 of the connection member 31 is in communication with the flow path 24 of the connection member 21, the fluid in the housing portion 16 flows due to the pressure. It is fed into the catheter 13 via the channels 24 and 34.

  Also in the case of the spout 11D according to the fourth embodiment, since the connecting member 31 is inserted into the connecting hole 25 and the connecting member 21 is integrated with the sheet 12a of the packaging body 12, the fluid to be sent out by being pressurized. Can prevent the connection member 21 from coming out of the spout attachment port 18, can easily and reliably send the contents to the outside, and maintain the high barrier property of the package 12 before use. can do.

In addition, it is possible to improve workability by eliminating the work of attaching the connecting member 21 during use while preventing the barrier property from being lowered.
In addition, by screwing the male screw portion 36 of the connecting member 31 to the female screw portion 26 of the connecting member 21, the connecting member 21 and the connecting member 31 can be connected more firmly and securely.

  Also in the screw-type spout 11D of the fourth embodiment, the female screw portion 26 is formed in the connecting hole 25 of the connecting member 21, and the male screw portion 36 formed at the tip of the connecting member 31 is formed in the female screw portion 26. A structure in which the connecting member 21 and the connecting member 31 are connected by screwing may be employed. However, also in this case, the connecting member 31 is not provided with the side communication hole 35, and the flow path 34 penetrating in the axial direction is formed.

(Fifth embodiment)
FIG. 17 is a perspective view of a spout of a packaging body according to a fifth embodiment of the present invention, and FIG. 18 is a schematic side view showing a flow of fluid from the packaging body.

As shown in FIGS. 17 and 18, in the spout of the package body of the fifth embodiment, the connection member 21 that constitutes the spout 11 </ b> E that is a spout uses a channel 24 that penetrates in the axial direction.
In addition, the connecting member 31 constituting the spout 11E has only the communication hole 35 in the direction orthogonal to the axis without the flow path 34.

In such a spout 11E, the connecting member 21 is inserted into the spout mounting opening 18 of the package 12 and mounted, and then the connecting member 31 is inserted into the connecting hole 25 of the connecting member 21 while tearing and punching the sheet 12a. By connecting, the connecting member 21 and the connecting member 31 are connected.
When the spout 11E is provided in the package 12 as described above, the adapter 14 of the catheter 13 is attached to the rear end portion of the connection member 21 constituting the spout 11E.

  And in this spout 11E, in the state which connected the communicating hole 35 of the connection member 31 to the flow path 24 of the connection member 21, the fluid in the accommodating part 16 is pressurized by the packaging body 12 with the pressure. The catheter 13 can be fed from the rear end of the connection member 21 through the flow path 24.

  Also in the case of the spout 11E according to the fifth embodiment, since the connecting member 31 is inserted into the connecting hole 25 and the connecting member 21 is integrated with the sheet 12a of the packaging body 12, the fluid to be sent out by being pressurized. Can prevent the connection member 21 from coming out of the spout attachment port 18, can easily and reliably send the contents to the outside, and maintain the high barrier property of the package 12 before use. can do.

(Sixth embodiment)
FIG. 19 is a perspective view of a spout of a packaging body according to a sixth embodiment of the present invention, and FIG. 20 is a schematic side view showing a flow of fluid from the packaging body.

As shown in FIGS. 19 and 20, in the spout of the packaging body of the sixth embodiment, the flow path 24 is formed in the axial direction as the connection member 21 constituting the spout 11 </ b> F that is a spout, as in the fifth embodiment. Use a penetrating one. Further, as in the second and fourth embodiments, the connection member 21 has a connection hole 25 formed only on one side of the insertion portion 22, and is an inner wall of the flow path 24. An internal thread portion 26 is formed at the facing position.
In addition, as in the second and fourth embodiments, the connecting member 31 in the spout 11F is formed with a male screw portion 36 that can be screwed into the female screw portion 26 of the connecting member 21 at the tip.

  In such a spout 11F, the connecting member 21 is inserted into the spout mounting opening 18 of the package 12 and mounted, and then the connecting member 31 is inserted into the connecting hole 25 of the connecting member 21 while tearing and punching the sheet 12a. Furthermore, the male screw portion 36 of the connecting member 31 is screwed into the female screw portion 26 of the connecting member 21.

If it does in this way, the external thread part 36 of the connection member 31 will be screwed by the internal thread part 26 of the connection member 21, and the connection member 21 and the connection member 31 will be connected reliably.
When the spout 11F is provided on the package 12 as described above, the adapter 14 of the catheter 13 is attached to the rear end portion of the connection member 21 constituting the spout 11F.

  In the spout 11F, when the packaging body 12 is pressurized in a state where the communication hole 35 of the connection member 31 is in communication with the flow path 24 of the connection member 21, the fluid in the housing portion 16 flows due to the pressure. It is fed into the catheter 13 from the rear end of the connecting member 21 through the passage 24.

Also in the case of the spout 11F according to the sixth embodiment, since the connecting member 31 is inserted into the connecting hole 25 and the connecting member 21 is integrated with the sheet 12a of the packaging body 12, the fluid that is pressurized and sent out. Can prevent the connection member 21 from coming out of the spout attachment port 18, can easily and reliably send the contents to the outside, and maintain the high barrier property of the package 12 before use. can do.
In addition, by screwing the male screw portion 36 of the connecting member 31 to the female screw portion 26 of the connecting member 21, the connecting member 21 and the connecting member 31 can be connected more firmly and securely.

11A to 11F Spout 12 Package 12a Sheet 13 Catheter 14 Adapter 15 Jointing margin 16 Housing part 17 Spout mounting part 18 Spout mounting port 19 Cut line 21 Connection member 22 Insertion part 23, 33 Flange part 24, 34 Channel 25 Connection hole 26 Female thread part 31 Connecting member 32 Connecting part 32a Needle part 35 Communication hole 36 Male thread part

Claims (5)

A spout that is attached to a package whose inside is a fluid container,
It has a channel formed in the axial direction and a connecting hole opened in the side, and is mounted in a liquid-tight manner in a spout mounting port formed in the packaging body, and the channel is communicated with the housing portion. A connecting member in which the connecting hole is covered by a sheet constituting the package;
A spout of a packaging body, comprising: a connecting member that is inserted into the connecting hole of the connecting member while being punched in the sheet and is engaged with the connecting member from the side. The connecting member is connected to the connection member, thereby having a flow path that communicates with the flow path of the connection member and guides the fluid to the outside.
The spout of a packaging body according to claim 1, wherein the fluid in the housing portion is sent out to the catheter connected to the connecting member via the respective flow paths of the connecting member and the connecting member.   3. The connection member according to claim 1, wherein the connection member is preliminarily liquid-tightly attached to the spout attachment opening of the packaging body and is entirely covered with a sheet constituting the packaging body. Packaging spout.   The spout of a packaging body according to claim 1, wherein the fluid in the housing portion is sent out to the catheter connected to the connection member via the flow path of the connection member.   The connecting member is formed with a female screw portion, the connecting member is formed with a male screw portion that can be screwed into the female screw portion, and the male screw portion is screwed into the female screw portion, whereby the connecting member is The spout of a package according to any one of claims 1 to 4, wherein the connecting member is connected to the spout.

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