JP2014148328A - Refill container - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a refill container which can facilitate pouring of the contents and prevent falling out of the contents in transferring the contents from a refill container to a real container.SOLUTION: A refill container includes a container body containing the contents to be transferred to a real container 30, a communication cylinder 3 which extends from a mouth part 2a of the container body 2 toward the above of the outside of the container body 2 along the container axis O, and has a communication hole 4 formed at its upper end and a pouring cylinder 5 which extends upward from the communication cylinder 3 and has a pouring hole 6 formed at its upper end. In the communication cylinder 3, there is provided a closing plate which is connected to the communication cylinder 3 through a breakable weakened part and closes the communication hole 4, and a pull-ring is erected in the closing plate. In the pouring cylinder 5, a lip part 13 which protrudes toward the radial-direction outer side relative to the communication cylinder 3 is provided. A step part 15 is formed in a part between the lip part 13 and the communication cylinder 3, and the lip part 13 is formed so that the inner diameter increases gradually from both circumferential-direction end parts toward the central part.

Description

  The present invention relates to a refill container.

2. Description of the Related Art Conventionally, a refill container including a container main body that stores contents to be refilled in the present container and a mounting cylinder that is mounted on the mouth of the container main body as described in Patent Document 1 below is known. .
In this refill container, the contents of the container main body are placed inside the main container by screwing the mounting cylinder and the inlet of the main container so that the refill container is in an inverted position with the mouth of the main container facing downward. Can be refilled.

JP 2000-159249 A

  However, in the above-described conventional refill container, when the contents are refilled from the refill container to the main container, there is room for improvement in preventing the contents from spilling while facilitating pouring the contents (enhancing operability). was there.

  The present invention has been made in view of such circumstances, and provides a refill container that can prevent the contents from spilling while facilitating pouring of the contents when refilling the contents from the refill container into the main container. The purpose is to do.

In order to solve the above problems, the present invention proposes the following means.
The refill container of the present invention has a container main body in which the contents to be refilled in the container are accommodated, and extends from the mouth of the container main body toward the upper outside of the container main body along the container axial direction. A communicating cylinder in which a communication hole is formed; and a dispensing cylinder extending upward from the communicating cylinder and having a dispensing hole formed at an upper end thereof. A closing plate that is connected to the communication cylinder via a portion and closes the communication hole is provided, and a pull ring is erected on the blocking plate, and the extraction cylinder has a diameter larger than that of the communication cylinder. A lip portion projecting outward in the direction is provided, and a step portion is provided in a portion located between the lip portion and the communication tube, and the lip portion is centered from both circumferential ends. It is characterized by being formed so that the inner diameter gradually increases toward the part. .

  When refilling the contents from this refill container to the main container, first, the pull ring is pulled up to break the weakened portion, and the closing plate is detached from the communication tube to open the communication hole, thereby opening the refill container. Next, the contents are poured out into the inlet of the container through the communication hole of the refill container and the extraction hole of the extraction cylinder.

  According to the refill container of the present invention, the lip portion of the dispensing tube is provided so as to protrude outward in the radial direction from the communication tube, and a step portion is provided at a portion located between the lip portion and the communication tube. When the refill container is tilted with respect to the main container in a state where the stepped portion is in contact with the upper end opening of the injection port of the main container, the contact portions of the step are not It is possible to suppress displacement, and the posture of the refill container with respect to the main container can be easily stabilized.

  In addition, since the lip portion is formed on the dispensing cylinder, when refilling the contents from the refill container into the main container, the operator recognizes the position along the circumferential direction of the stepped portion without having to look from below, for example. (Identified), and the stepped portion can be reliably disposed in the upper end opening of the inlet portion of the container.

In addition, since the inner diameter of the lip portion is gradually increased from both ends in the circumferential direction toward the central portion, the contents flowing through the lip portion are easily collected in the central portion in the circumferential direction. . This makes it easier for the contents to be poured out from the central portion in the circumferential direction of the lip, and makes it difficult for the contents to flow out of the inlet of the container, effectively preventing the contents from spilling out. .
As described above, according to the present invention, when refilling the contents from the refill container into the present container, the contents can be easily poured (while improving the operability), and the contents can be prevented from spilling.

  Further, in the refill container of the present invention, the dispensing cylinder is formed with an opening that penetrates the peripheral wall of the dispensing cylinder, and the pull ring surrounds the dispensing cylinder or the communication cylinder from the outside in the radial direction. And a connecting band that connects the ring body and the closing plate through the opening.

  In this case, since the ring body surrounds the pouring tube or the communication tube from the outside in the radial direction, it is possible to ensure a large outer shape of the ring body, and the ring body can be easily pulled up. In addition, a large force can be applied to the weakened portion from the ring body formed in this way through the connecting band and the blocking plate, and the opening operation can be easily performed. Moreover, since the ring body surrounds the extraction tube or the communication tube, it is possible to suppress bulkiness of the refill container in the container axial direction, and the container can be formed compactly.

  Further, in the refill container of the present invention, the dispensing tube can be inserted into the injection port portion of the container, and the lip portion can be inverted and deformed radially inward. Also good.

  In this case, the lip portion is inverted and deformed, so that a gap is formed between the lip portion of the dispensing cylinder inserted into the inlet portion of the container and the inner peripheral surface of the inlet portion. Through this gap, air replacement is efficiently performed from the main container to the refill container, and the contents of the refill container are quickly refilled into the main container.

  According to the refill container according to the present invention, when the contents are refilled from the refill container to the main container, the contents can be easily poured and the spillage of the contents can be prevented.

It is a side view of the refill container which concerns on one Embodiment of this invention, and has shown the principal part with the longitudinal cross-section. It is a top view of the refill container of FIG. It is a figure explaining the procedure which refills the contents from the refill container of FIG. 1 to this container. It is a figure explaining the procedure which refills the contents from the refill container of FIG. 1 to this container. It is a figure explaining the procedure which refills the contents from the refill container of FIG. 1 to this container. It is a figure explaining the procedure which refills the contents from the refill container of FIG. 1 to this container. FIG. 7 is a cross-sectional view taken along the line AA in FIG. 6 and illustrates a state in which a lip portion is inverted and deformed. It is a longitudinal cross-sectional view of the principal part which shows the modification of the refill container of this invention. It is a figure explaining the procedure which refills the contents from the refill container of FIG. 8 to this container. It is a figure explaining the procedure which refills the contents from the refill container of FIG. 8 to this container. It is a figure explaining the procedure which refills the contents from the refill container of FIG. 8 to this container.

Hereinafter, the refill container 1 which concerns on one Embodiment of this invention is demonstrated with reference to drawings.
As shown in FIG. 1, the refill container 1 of the present embodiment includes a container main body 2 in which the contents are stored, and the contents are transferred from the container main body 2 to a separate main container 30 (see FIG. 5). It refills things.
The refill container 1 extends from the container body 2 and the mouth 2a of the container body 2 toward the upper outside of the container body 2 along the container axis O direction, and a communication hole 4 is formed at the upper end thereof. A communication cylinder 3 and a dispensing cylinder 5 extending upward from the communication cylinder 3 and having a dispensing hole 6 formed at the upper end thereof are provided. In the present embodiment, the communication cylinder 3 is erected on the mounting cylinder 7 mounted on the mouth 2 a of the container body 2.
In addition, the container main body 2, the mounting cylinder 7, the communication cylinder 3, and the extraction cylinder 5 have their central axes arranged on a common axis. In this specification, this common axis | shaft is called the container axis | shaft O, the extraction pipe | tube 5 side along the container axis | shaft O direction is called upper direction, and the bottom part side of the container main body 2 is called downward. A direction perpendicular to the container axis O is referred to as a radial direction, and a direction around the container axis O is referred to as a circumferential direction.

  The container body 2 has a bottomed cylindrical shape, and the mouth portion 2a of the container body 2 has a smaller diameter than a portion other than the mouth portion 2a in the container body 2. Further, as shown in FIG. 3, an annular protrusion 2b that protrudes radially outward and extends along the circumferential direction is formed on the outer peripheral surface of the mouth portion 2a, and below the annular protrusion 2b, A flange 2c is formed that protrudes outward in the radial direction and extends along the circumferential direction, and has a greater amount of protrusion outward in the radial direction than the annular protrusion 2b.

In FIG. 3, the mounting cylinder 7 has a top cylinder shape, and has an annular plate-shaped top wall 7a and a cylindrical peripheral wall 7b.
The upper end portion of the peripheral wall 7b has a smaller diameter than the portion other than the upper end portion, and is fitted to the upper end portion of the mouth portion 2a of the container body 2 from the outside in the radial direction. An annular protrusion 7c that protrudes radially inward and extends in the circumferential direction is formed on the inner peripheral surface of the peripheral wall 7b other than the upper end. The annular projection 7c is in contact with the annular projection 2b of the mouth portion 2a from below. Thus, the annular projections 2b and 7c are engaged with each other, so that the mounting cylinder 7 is fitted into the mouth portion 2a with an undercut. It is installed by the combination.

  The top wall 7a is in contact with the upper end opening edge of the mouth 2a of the container body 2 from above. Further, a sealing cylinder 8 having a diameter smaller than that of the peripheral wall 7b is suspended from the top wall 7a, and the sealing cylinder 8 is fitted to the upper end portion of the mouth portion 2a from the inside in the radial direction.

  The communication tube 3 is erected upward from the inner peripheral edge of the top wall 7a. In the illustrated example, the communication cylinder 3 has a smaller diameter than the opening 2 a and the seal cylinder 8. The communication tube 3 is provided with a closing plate 9 that is connected to the communication tube 3 via a breakable weakening portion 10 and closes the communication hole 4. Corresponding to the communication hole 4 having a circular shape in a cross-sectional view perpendicular to the container axis O, the closing plate 9 is formed in a disk shape, and the weakened portion 10 is thinner than the closing plate 9. (See FIG. 2). In FIG. 3, a pull ring 11 is erected on the closing plate 9. The pull ring 11 will be described later.

  The dispensing tube 5 is provided with an opening 12 formed through the peripheral wall 5a of the dispensing tube 5 and a lip portion 13 projecting outward in the radial direction from the communication tube 3. Yes. As shown in FIG. 2, the opening 12 is disposed on the opposite side of the lip portion 13 in the radial direction with the container axis O interposed therebetween. In the illustrated example, the length along the circumferential direction of the lip portion 13 and the length along the circumferential direction of the opening portion 12 are each ¼ of the total length along the circumferential direction of the dispensing tube 5 including these. About 1/3.

The opening 12 is formed such that a part of the circumferential wall 5a of the dispensing cylinder 5 is cut out over the entire length in the container axis O direction.
The lip portion 13 has a V-shape that is convex outward in the radial direction in a top view shown in FIG. 2, and the peripheral wall 5 a of the pouring cylinder 5 (specifically, the peripheral wall of the pouring cylinder 5). It is formed thinner than a portion other than the opening portion 12 and the lip portion 13 in 5a (the same applies hereinafter), and is elastically deformable. In the illustrated example, the outer peripheral surface of the lip portion 13 is flush with the outer peripheral surface of the peripheral wall 5a (same peripheral surface), and the inner peripheral surface of the lip portion 13 is more radially outward than the inner peripheral surface of the peripheral wall 5a. The thickness of the lip 13 is made thinner than that of the peripheral wall 5a.

As shown in FIG. 3, a slit 14 is formed below the lip portion 13 in the dispensing cylinder 5 so as to cut out a portion corresponding to the lip portion 13 along the circumferential direction. The slit 14 forms a gap between the lower end edge of the lip portion 13 and the upper end edge of the communication tube 3. Further, when an external force directed inward in the radial direction is applied to the lip portion 13, the lip portion 13 can be inverted and deformed inward in the radial direction as shown in FIG. 7.
In FIG. 7, the outer diameter of the peripheral wall 5 a of the extraction cylinder 5 is the same as the outer diameter of the communication cylinder 3, and the inner diameter of the peripheral wall 5 a of the extraction cylinder 5 is slightly larger than the inner diameter of the communication cylinder 3. Has been.

In addition, the dispensing cylinder 5 can be inserted into the inlet 31 of the container 30, and in this embodiment, as shown in FIG. 6, the dispensing cylinder 5 and the communication cylinder 3 are connected to the inlet 31. It can be inserted inside.
Specifically, the outer diameter (diameter) of the peripheral wall 5 a of the dispensing cylinder 5 is smaller than the inner diameter (diameter) of the injection port 31, while the outer diameter (radius) of the lip portion 13 of the dispensing cylinder 5. ) Is larger than the inner diameter (radius) of the inlet 31. However, the lip portion 13 is inverted and deformed inward in the radial direction, so that the lip portion 13 is disposed radially inward of the peripheral wall 5a as shown in FIG. It can be inserted into the portion 31.

Further, in FIG. 3, the lip portion 13 protrudes radially outward from the communication tube 3, so that a step portion is provided between the lip portion 13 and the communication tube 3. 15 is provided. As shown in FIG. 5, the step portion 15 has a concave shape that can be locked to the upper end opening of the inlet portion 31 of the container 30.
In FIG. 2, the lip portion 13 is formed so that the inner diameter (radius of the inner peripheral surface) gradually increases as it goes from both end portions in the circumferential direction toward the central portion.

As shown in FIGS. 2 and 3, the pull ring 11 connects the ring body 16 and the closing plate 9 through the opening 12 and the ring body 16 that surrounds the pouring cylinder 5 or the communication cylinder 3 from the outside in the radial direction. Connecting band 17.
In the present embodiment, the ring body 16 surrounds the extraction cylinder 5 from the outside in the radial direction with a gap between the ring body 16 and the extraction cylinder 5. Further, the connecting band 17 includes a lip portion of the inner peripheral surface of the ring body 16 that is located on the opposite side of the diametrical direction across the container axis O and the outer peripheral edge portion of the upper surface of the closing plate 9. 13 is connected to a portion located on the opposite side of the radial direction across the container axis O and is extended in the radial direction. Further, with such a configuration, the ring body 16 is supported by the closing plate 9 via the connecting band 17.

Next, a procedure for refilling the contents from the refill container 1 into the main container 30 will be described.
When refilling the contents from the refill container 1 to the main container 30, first, as shown in FIG. 3, the operator holds the ring body 16 of the pull ring 11 and pulls it upward. As a gripping position of the ring body 16, it is preferable to grip a position corresponding to the lip portion 13 along the circumferential direction of the ring body 16 (right end portion in FIG. 3).

  When the ring body 16 is pulled up, the connection band 17 connected to the ring body 16 is pulled upward along with this, and the closing plate 9 connected to the connection band 17 is also lifted upward. It is done. As a result, the weakened portion 10 is broken, and as shown in FIG. 4, the closing plate 9 is detached from the communication tube 3, the communication hole 4 is opened, and the refill container 1 is opened.

  When the communication hole 4 of the communication cylinder 3 and the extraction hole 6 of the extraction cylinder 5 communicate with each other in this way, the step portion 15 of the refill container 1 is replaced with the inlet 31 of the main container 30 as shown in FIG. The refill container 1 is inclined by tilting the refill container 1 with respect to the main container 30 which is in an upright posture (a posture in which the injection port portion 31 is opened upward) in a state of being in contact with the upper end opening of the refill container 1. Is poured out into the inlet 31 of the container 30 through the communication hole 4 and the extraction hole 6. At this time, since the step portion 15 is in contact with the inlet portion 31, the contents are poured into the container 30 while flowing on the lip portion 13 (the inner peripheral surface of the lip portion 13) in the pouring hole 6. Will be issued.

  Next, as shown in FIG. 6, the refill container 1 is further tilted with respect to the main container 30, and the refill container 1 is placed in an inverted position (position in which the pouring hole 6 is opened downward). The outlet cylinder 5 is inserted into the inlet 31 of the container 30. At this time, a force directed radially inward from the inlet portion 31 of the container 30 to the lip portion 13 of the dispensing cylinder 5 acts, and as shown in FIGS. 6 and 7, the lip portion 13. Is inverted and deformed.

  When the refill container 1 is in an inverted posture, the contents of the container body 2 are discharged into the inlet 31 of the main container 30 through the communication cylinder 3 and the extraction cylinder 5 and refilled into the main container 30. It is done.

  According to the refill container 1 of the present embodiment described above, the lip portion 13 of the pouring cylinder 5 protrudes outward in the radial direction from the communication cylinder 3, and the lip section 13 and the communication cylinder 3 Since the step portion 15 is provided in a portion located between the upper end opening portion of the inlet portion 31 of the container 30 (specifically, the step portion 15 is locked). In the state), when the refill container 1 is tilted with respect to the main container 30, it is possible to suppress the displacement of the contact portions with each other. Can be easily stabilized.

  Moreover, since the lip part 13 is formed in the extraction | pouring cylinder 5, when refilling the contents from the refill container 1 to this container 30, the position where the operator follows the circumferential direction of the step part 15 from the downward direction, for example It can be recognized (specified) without looking, and the stepped portion 15 can be reliably arranged in the upper end opening of the inlet portion 31 of the container 30.

Further, since the inner diameter of the lip portion 13 is gradually increased from both ends in the circumferential direction toward the central portion, the contents flowing through the lip portion 13 are easily collected in the central portion in the circumferential direction. ing. This makes it easy for the contents to be poured out from the center in the circumferential direction of the lip portion 13, and makes it difficult for the contents to flow out of the inlet 31 of the container 30, effectively spilling the contents. Is prevented.
As described above, according to the present embodiment, when the contents are refilled from the refill container 1 to the main container 30, the contents can be easily poured (while improving the operability), and the contents can be prevented from spilling.

In addition, the pull ring 11 surrounds the extraction cylinder 5 or the communication cylinder 3 from the outside in the radial direction, and the connection band 17 that connects the ring body 16 and the closing plate 9 through the opening 12 of the extraction cylinder 5. The following effects are achieved.
That is, since the ring body 16 surrounds the pouring cylinder 5 or the communication cylinder 3 from the outside in the radial direction, it is possible to ensure a large outer shape of the ring body 16 and easily pull up the ring body 16. be able to. In addition, a large force can be applied to the weakened portion 10 from the ring body 16 formed in this way through the connecting band 17 and the closing plate 9, and the opening operation can be easily performed. Moreover, since the ring body 16 surrounds the extraction tube 5 or the communication tube 3, it is possible to suppress bulkiness of the refill container 1 in the container axis O direction, and the container can be formed compactly.

Further, in the present embodiment, as shown in FIG. 2, the opening 12 of the dispensing tube 5 is disposed on the opposite side of the lip portion 13 in the radial direction across the container axis O, so that it is opened during the refilling operation. The contents are prevented from spilling through the portion 12. Further, since the opening 12 is formed, the entire length of the connecting band 17 that connects the ring body 16 and the closing plate 9 through the opening 12 can be shortened.
Further, it is possible to ensure a large distance from the position corresponding to the lip portion 13 in the ring body 16 (the position held by the operator at the time of opening) to the connection portion between the connection band 17 and the closing plate 9. When the body 16 is pulled upward, a large force can be applied to the connecting portion between the connecting band 17 and the closing plate 9, and the weakened portion 10 can be easily broken. Further, as the operation at the time of opening, it is sufficient to pull the ring body 16 upward, and the operability is good.
Prior to the refilling operation, the communication hole 4 is closed by the closing plate 9 and the refillable container 1 is sealed, so that the contents contained in the container body 2 are deteriorated or altered, and other substances are removed. Mixing etc. can be prevented.

Moreover, since the extraction | pouring cylinder 5 can be inserted in the injection port part 31 of this container 30, and the lip | rip part 13 can be reversely deformed toward radial inside, there exists the following effect. .
That is, as shown in FIG. 6, when the lip portion 13 is inverted and deformed, the lip portion 13 of the dispensing cylinder 5 inserted into the injection port portion 31 of the container 30 and the inner portion of the injection port portion 31. A gap is formed between the container and the peripheral surface. Air is efficiently exchanged from the container 30 into the refill container 1 through the gap, and the contents of the refill container 1 are quickly refilled into the container 30. It is done.

  The present invention is not limited to the above-described embodiment, and various modifications can be made without departing from the spirit of the present invention.

For example, in the above-described embodiment, the mounting cylinder 7 is mounted on the mouth portion 2a of the container body 2 by undercut fitting. However, the present invention is not limited to this. It may be attached by fitting.
Further, although the communication cylinder 3 is erected on the mounting cylinder 7 mounted on the mouth portion 2a of the container main body 2, the communication cylinder 3 is not provided with the mounting cylinder 7, and the communication cylinder 3 is connected to the mouth of the container main body 2. It may be directly attached to the part 2a.

Further, in the above-described embodiment, the lip portion 13 has a V-shape that is convex outward in the radial direction in the top view shown in FIG. 2, but the shape of the lip portion 13 is the above-described embodiment. It is not limited to the V-shape described in the form, and other shapes such as a U-shape and a U-shape may be used.
Further, in the longitudinal sectional view shown in FIG. 3, the lip portion 13 extends in parallel with the container axis O, but is not limited to this. For example, the lip portion 13 faces upward in the longitudinal sectional view. And may be inclined and extended toward the outside in the radial direction.

In addition, the lip portion 13 can be inverted and deformed inward in the radial direction, but is not limited thereto.
Here, FIGS. 8-11 has shown the modification of the refill container 1 of embodiment mentioned above.
As shown in FIG. 8, in this modification, no slit 14 is formed below the lip portion 13, and instead, the lower end portion of the lip portion 13 and the upper end portion of the communication cylinder 3 are connected. A connecting wall 18 is provided. In the longitudinal sectional view shown in FIG. 8, the connecting wall 18 is an element that is positioned between the lip portion 13 and the communication tube 3 and constitutes the step portion 15, and is oriented in the direction intersecting the container axis O (illustrated). In the example of FIG. Although not particularly illustrated, the connecting wall 18 has a triangular shape in a top view. Further, the connecting wall 18 connects the lip portion 13 and the communication cylinder 3 without a gap.
In this modification, the rigidity of the lip portion 13 is ensured by the connecting wall 18, so that the lip portion 13 is not reversely deformed even when an external force is applied to the lip portion 13 from the outside in the radial direction. .

When refilling the contents from the refill container 1 to the main container 30, as in the above-described embodiment, first, the ring body 16 of the pull ring 11 is pulled upward to break the weakened portion 10 and the closure plate 9. It is made to detach | leave from the communication cylinder 3, the communication hole 4 is opened, and the refill container 1 is opened (refer FIG. 9).
When the communication hole 4 of the communication cylinder 3 and the extraction hole 6 of the extraction cylinder 5 communicate with each other in this way, the step portion 15 of the refill container 1 is replaced with the inlet 31 of the main container 30 as shown in FIG. When the refill container 1 is tilted with respect to the main container 30 in a state of being in contact with the upper end opening of the main container 30, the contents of the refill container 1 can be poured into the main container 30 through the communication hole 4 and the discharge hole 6. Pour into the inlet 31.

Next, as shown in FIG. 11, the refill container 1 is further tilted with respect to the main container 30, the refill container 1 is set in an inverted posture, and the dispensing cylinder 5 is placed in the inlet 31 of the main container 30. Insert into. In this modification, the dispensing cylinder 5 can be inserted into the injection port 31 without reversing and deforming the lip 13. In this way, the refill container 1 is placed in an inverted posture, so that the contents of the container body 2 flow out into the inlet portion 31 of the main container 30 through the communication cylinder 3 and the extraction cylinder 5. Refilled inside.
Also in this modified example, the same effect as the above-described embodiment can be obtained.

  In the above modification, the lip portion 13 is formed in a V-shape that protrudes radially outward, so that the outer end portion of the lip portion 13 that is located on the radially outermost side is the inlet portion 31. While being in contact with or close to the inner peripheral surface, a gap is formed between a portion adjacent to the outer end portion of the lip portion 13 in the circumferential direction and the inner peripheral surface of the injection port portion 31. It will be. Through this gap, air replacement between the container 30 and the outside of the container and between the container outside and the refill container 1 is efficiently performed, and the contents of the refill container 1 are quickly put into the container 30. Can be refilled.

Moreover, in the said modification, the connection wall 18 is formed thinly, and when the extraction | pouring pipe | tube 5 is inserted in the injection port part 31 of this container 30, the lip | rip part 13 is reversely deformed, and this connection wall 18 may be made breakable. In this case, the connecting wall 18 prevents the contents from spilling from the step portion 15 during refilling, and the portion of the connecting wall 18 that is broken when the dispensing tube 5 is inserted into the inlet portion 31. Since the holes are formed, the same effect as the slit 14 described in the above embodiment (the effect of improving the air replacement rate) can be obtained. In this case, the refilling posture is as shown in FIG.
In the above modification, a small hole may be formed in the connecting wall 18, and in this case, air replacement between the container 30 and the outside of the container is efficiently performed through the small hole when refilling. .

  In the above-described embodiment, the ring body 16 of the pull ring 11 surrounds the extraction cylinder 5 from the radially outer side. Instead, the ring body 16 connects the communication cylinder 3 to the radially outer side. You may go from

  In addition, it is possible to appropriately replace the constituent elements in the above-described embodiments with well-known constituent elements without departing from the spirit of the present invention, and the above-described modified examples may be appropriately combined.

DESCRIPTION OF SYMBOLS 1 Refill container 2 Container main body 2a Mouth part 3 Communication pipe | tube 4 Communication hole 5 Outflow pipe | tube 5a Peripheral wall 6 Outlet hole 9 Closure board 10 Weakening part 11 Pull ring 12 Opening part 13 Lip part 15 Step part 16 Ring body 17 Connection belt 30 Container 31 Inlet port O Container shaft

Claims (3)

A container body for storing the contents to be refilled in the container;
A communication tube extending from the mouth of the container body toward the upper outside of the container body along the container axial direction, and having a communication hole formed at the upper end thereof;
A pouring tube extending upward from the communication tube and having a pouring hole formed at the upper end thereof,
The communication tube is connected to the communication tube via a breakable weakening portion, and is provided with a closing plate that closes the communication hole.
A pull ring is erected on the closing plate,
The pouring tube is provided with a lip portion that protrudes outward in the radial direction from the communication tube,
A step portion is provided in a portion located between the lip portion and the communication tube,
The refill container is characterized in that the lip portion is formed so that the inner diameter gradually increases from both ends in the circumferential direction toward the center portion. Refillable container according to claim 1,
The dispensing tube is formed with an opening that penetrates the peripheral wall of the dispensing tube,
The pull ring is
A ring body surrounding the pouring tube or the communication tube from the outside in the radial direction;
A refill container comprising: a connecting band that connects the ring body and the closing plate through the opening. Refillable container according to claim 1 or 2,
The dispensing tube is insertable into the inlet of the container;
The refill container characterized in that the lip portion can be inverted and deformed radially inward.

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