JP6083855B2 - Refill container stopper - Google Patents

Description

  The present invention relates to a plug for a refill container, and more particularly, to a plug for a refill container that covers a refill outlet and is attached to a refill container.

  In recent years, with regard to synthetic resin containers that contain various liquids and other contents, it has become possible to reduce the environmental burden, and various thin-walled containers have been developed that reduce the amount of resin used. Yes. In addition, refill containers such as pouches are often used as containers for storing various detergents and foods. The refill container can be refilled or refilled with a refilled container equipped with a discharge nozzle and a pour-out unit, so that an expensive refill container can be used for a long time without being discarded each time. Make it available.

  On the other hand, a refill container such as a pouch is formed of a soft packaging material that is rich in flexibility and flexibility, and the container is likely to be deformed during refilling work, and is likely to be extremely unstable. In addition, the refilling operation of the contents by the refill container can be performed by, for example, a) cutting the tip of the nozzle part, b) pouring at an angle, c) holding the tilted state, d) squeezing, e) not spilling. Although it is carried out by work steps such as discarding with care, refilling the contents by these work steps is time consuming and easily spills the contents during the work.

  For this reason, a refill container has been proposed in which the refill outlet of the container formed of the soft wrapping material is securely connected to the mouth portion of the refill container to improve refillability ( For example, see Patent Document 1). In the refill container of Patent Document 1, a plug body having a cylindrical portion with an internal thread formed on the inner peripheral surface is attached to the refill outlet, and is formed on the outer peripheral surface of the mouth portion of the refill container. The internal thread of the cylinder part is screwed to the external thread, and the refill outlet of the refill container is connected to the neck of the refill container.

JP 2006-89133 A

  However, the refill container of Patent Document 1 requires an operation of removing a cap or a seal part covering the distal end opening of the cylindrical part of the plug body or screwing the cylindrical part to the mouth part of the refilled container. Therefore, the refill outlet can be easily and surely communicated with the mouth of the refill container by a simple one-action operation, and the contents can be refilled in a stable state. Therefore, development of new technology is desired.

  The present invention is used by being attached to a refill container, and allows the refill outlet of the refill container to communicate with the mouth of the refill container by a simple operation, and the contents can be filled stably. An object of the present invention is to provide a plug for a refill container that can be refilled in a refill container.

  The present invention is a refill container plug used by covering a refill outlet and attached to a refill container, the fixing part being fixed to the peripheral edge of the opening of the refill outlet, The fixed part is provided at a cylindrical slide guide part and a tip opening part of the cylindrical slide guide part, and an outflow opening for contents is formed. An opening top plate portion, and the movable portion projects outwardly from a cylindrical slide portion that slides along an outer peripheral surface of the cylindrical slide guide portion, and a proximal end portion of the cylindrical slide portion. Joined to the overhanging contact portion provided, the opening lid portion arranged in a state of being fitted to the outflow opening of the fixed portion inside the cylindrical slide guide portion, and the distal end portion of the cylindrical slide portion The cylindrical slide part A connecting support portion for connecting the opening lid portion and supporting the opening lid portion, and inserting the cylindrical slide portion into the mouth portion of the refill container, and A state in which the movable portion is slid with respect to the fixed portion by being brought into contact with the tip of the mouth portion and the fixed portion is further pushed into the mouth portion, and the opening lid portion is fitted to the outflow opening. The above-mentioned object is achieved by providing a plug for a refill container that allows the contents to flow from the refill container into the refill container through the outflow opening.

  According to the plug for a refill container of the present invention, it is used by being attached to the refill container, and the refill outlet of the refill container can be communicated with the mouth of the refill container by a simple operation. The contents can be refilled in a refill container in a stable state.

It is a schematic front view explaining the situation where the contents to be refilled in the refill container are refilled by the refill container with the refill container stopper according to the first preferred embodiment of the present invention. It is a perspective view of the stopper for refill containers concerning a 1st preferred embodiment of the present invention. It is a disassembled perspective view of the plug body for a refill container which concerns on preferable 1st Embodiment of this invention. It is a perspective view of the movable part which comprises the stopper for refill containers which concerns on preferable 1st Embodiment of this invention. (A), (b) was turned upside down to explain the situation of refilling contents from a refill container to a refill container using the plug for refill container according to the preferred first embodiment of the present invention. It is sectional drawing in alignment with AA of FIG. 2 shown in a state. (A) is the perspective view which looked at the fixing | fixed part which comprises the stopper for refill containers which concerns on 2nd preferable embodiment of this invention from diagonally upward, (b) is the perspective view which looked at the movable part from diagonally downward. It is. The situation where the contents are refilled from the refill container to the refill container using the plug for refill container according to the second preferred embodiment of the present invention will be described. (A) is the state before the outflow opening is opened. A perspective view and (b) are sectional views which followed BB of (a). The situation where the contents are refilled from the refill container to the refill container using the plug for refill container according to the second preferred embodiment of the present invention will be described. (A) is a state after the outflow opening is opened. A perspective view and (b) are sectional views which followed CC of (a).

  As shown in FIG. 1, a plug 10 for a refill container according to a first preferred embodiment of the present invention has, as a refill container 11, for example, a mouth bottle portion 12 of a thin-walled bottle, which is filled with an opening at its front end. It is mounted over a replacement outlet (not shown). Here, the refill container 11 is formed of soft packaging material rich in flexibility and flexibility, and includes a bottom part 13 serving as a self-supporting placement part, a mouth part 12 for pouring the contents, and a bottom part 13. And a body portion 14 between the mouth portion 12 and the mouth portion 12. The refill container 11 is preferably in an inverted state in which the mouth portion 12 is disposed below, and allows the content liquid, which is the content contained therein, to be easily poured out to a considerable extent while contracting and deforming the body portion 14 itself. It has the flexibility that can be.

  Further, the refill container stopper 10 of the first embodiment is integrally fixed to the mouth portion 12 of the refill container 11 in a state where the refill outlet is sealed. A function of communicating the refill outlet with the mouth 16 of the refill container 15 by pushing it into the mouth 16 of the refill container 15 together with the mouth 12 of the refill container 11, preferably by a simple one-action operation. And a function of smoothly flowing the content liquid from the refill outlet into the refill container 15 without leaking to the outside.

  The plug 10 for the refill container according to the first embodiment is used, for example, by being attached to the bottle-shaped refill container 11 so as to cover a refill outlet (not shown) formed by opening the tip of the mouth 12. As shown in FIGS. 2 to 3, the fixing member 17 is fixed to the peripheral edge portion of the refill outlet, and the movable portion 18 is slidably attached to the fixing portion 17. Become. The fixing portion 17 includes a cylindrical slide guide portion 17a and an opening top plate portion 17b (see FIG. 3) provided at the tip opening portion of the cylindrical slide guide portion 17a and having an outflow opening 19 for contents. The movable portion 18 is provided so as to project outward from the cylindrical slide portion 18a that slides along the outer peripheral surface of the cylindrical slide guide portion 17a of the fixed portion 17 and the base end portion of the cylindrical slide portion 18a. An opening lid portion 20 (FIGS. 4 and 5A) arranged in a state of being fitted to the outflow opening 19 of the fixing portion 17 inside the overhanging contact portion 18b and the cylindrical slide guide portion 17a of the fixing portion 17. )), And a connecting support portion 18c that is connected to the distal end portion of the cylindrical slide portion 18a, connects the cylindrical slide portion 18a and the opening lid portion 20, and supports the opening lid portion 20.

  As shown in FIGS. 1, 5 (a), and 5 (b), the tubular slide portion 18 a of the movable portion 18 is inserted into the mouth neck portion 16 of the refill container 15, and the overhanging contact portion 18 b is connected to the mouth neck portion 16. The movable portion 18 is slid with respect to the fixed portion 17 and the state where the opening lid portion 20 is fitted to the outflow opening 19 is released by pressing the fixed portion 17 into the neck portion 16. Thus, a content liquid such as a liquid detergent, which is the content, is allowed to flow from the refill container 11 into the refill container 15 through the outflow opening 19 (see FIG. 5B).

  Further, in the refill container stopper 10 of the first embodiment, the top part is erected upward from the opening top plate part 17 b (see FIG. 3) of the fixed part 17, and the tip is higher than the top end part of the movable part 18. A malfunction prevention wall 21 (see FIG. 2) disposed at a height position higher than this (the same height position in the present embodiment) (see FIG. 2) provides buffering with the connection support portion 18c when the movable portion 18 is slid. It is provided in an evaded state.

  In the first embodiment, the malfunction prevention wall 21 is erected upward from the peripheral portion of the opening top plate portion 17b of the fixed portion 17, and is buffered with the connection support portion 18c when the movable portion 18 is slid. In this state, the liquid guide wall 22 is provided.

  In the first embodiment, the refill container stopper 10 is a molded product using, for example, a synthetic resin such as polypropylene, polyethylene, or polyethylene terephthalate, or a bioplastic such as polylactic acid. As shown in FIG. 3, it is preferably formed as a two-part component comprising a fixed portion 17 and a movable portion 18 by an injection molding method.

  As described above, the fixing portion 17 constituting the refill container plug 10 includes the cylindrical slide guide portion 17a and the opening top plate portion 17b in which the outflow opening 19 is formed. The malfunction prevention wall 21 that also serves as the wall 22 and the fixed skirt portion 23 are integrally formed.

  As shown in FIGS. 5 (a) and 5 (b), the fixed skirt portion 23 includes an annular band plate portion 23b that is provided integrally with the cylindrical slide guide portion 17a. It comprises a mounting cylindrical portion 23a provided to extend downward from the outer peripheral edge portion of the annular band plate portion 23b. On the inner side of the mounting cylindrical portion 23a, an inner ring portion 23c is provided concentrically with the inner cylindrical portion 23a. The inner ring portion 23c extends downward from the lower end of the cylindrical slide guide portion 17a. For example, the refill container is driven by fitting the fixed skirt part 23 toward the mouth part 12 so that the mouth part 12 of the refill container 11 is fitted between the mounting cylindrical part 23a and the inner ring part 23c. The stopper 10 is attached and fixed to the mouth 12 of the refill container 11 (see FIG. 1).

  The cylindrical slide guide portion 17a is a cylindrical portion erected upward from the inner edge of the annular band plate portion 23b of the fixed skirt portion 23 (see FIG. 3). On the outer peripheral surface of the upper end portion of the cylindrical slide guide portion 17a, a plurality of annular ridges that form the concave and convex locked surface 24a are provided extending in the circumferential direction. By engaging the uneven engagement surface 24a, an uneven engagement surface 24b (see FIGS. 4 and 5A) formed on the inner peripheral surface of the lower end portion of the cylindrical slide portion 18a of the movable portion 18 is engaged. The state in which the opening lid portion 20 is fitted to the outflow opening 19 can be held more firmly until the movable portion 18 is slid relative to the fixed portion 17 and the outflow opening 19 is opened. It becomes possible.

  As shown in FIGS. 3, 5A, and 5B, the opening top plate portion 17b provided at the tip opening portion of the cylindrical slide guide portion 17a has a cylindrical shape in the first embodiment. It consists of a rib-shaped plate portion that extends inward from the inner peripheral surface of the distal end portion of the slide guide portion 17a and that is continuous in the shape of an annular strip in the circumferential direction. As a result, an outflow opening 19 that is concentrically arranged with the cylindrical slide guide portion 17a and opens in a circular shape is formed inside the opening top plate portion 17b.

  In the first embodiment, the malfunction prevention wall 21 provided to stand upward from the opening top plate portion 17b also serves as the liquid guide wall 22 as described above. The malfunction prevention wall 21 (liquid guide wall 22) is provided so as to stand in a substantially cylindrical shape having an outer diameter slightly smaller than the outer diameter of the cylindrical slide guide portion 17a from the peripheral portion of the opening top plate portion 17b. It has been. In other words, the malfunction prevention wall 21 (liquid guide wall 22) is formed by a pair of arc-shaped walls 26 that are arranged to face each other with the substantially rectangular notch guide portions 25 interposed between the ends on both sides. Yes. As a result, the pair of notch guide portions 25 are also arranged to face each other in the radial direction. In the pair of notch guide portions 25, both end portions of a connecting support portion 18c of the movable portion 18 to be described later are respectively disposed at the base end portions to be joined to the cylindrical slide portion 18a, and the connecting support portion 18c is moved up and down. By being able to move, it is possible to prevent the malfunction prevention wall 21 (liquid guide wall 22) from buffering with the connection support portion 18c when the movable portion 18 is slid.

  Moreover, in this 1st Embodiment, the malfunction prevention wall 21 makes the front-end | tip the height position more than the height of the top end part of the movable part 18, and is the same height position as the top end part of the connection support part 18c. They are arranged (see FIGS. 2 and 5A). Since the malfunction prevention wall 21 is provided with the tip disposed at a height position equal to or higher than the top end of the movable portion 18, for example, when the refill container 11 is dropped, it is for the refill container. When the tip of the plug body 10 collides with the floor surface or the like, the load at the time of collision is received by the malfunction prevention wall 21 so that it is possible to effectively prevent the load at the time of collision from being transmitted to the movable portion 18. become. As a result, the movable part 18 moves carelessly with respect to the fixed part 17, so that the opening lid part 20 of the movable part 18 fitted to the outflow opening 19 of the fixed part 17 comes off due to malfunction, and the content liquid is removed. It is possible to effectively avoid the leakage.

  Furthermore, in this 1st Embodiment, the liquid guide wall 22 standingly arranged from the peripheral part of the opening top-plate part 17b inserts the cylindrical slide part 18a of the movable part 18 in the neck part 16 of the to-be-refilled container 15, and. Then, after the overhang contact portion 18b is brought into contact with the tip of the mouth neck portion 16, the fixing portion 17 is further pushed into the mouth neck portion 16 to open the outflow opening 19, and the liquid content is filled from the refill container 11. When flowing into the replacement container 15, the fixed part 17 slides relative to the movable part 18, so that it is inserted deeper than the cylindrical slide part 18 a of the movable part 18 into the neck 16 of the refillable container 15. Will be. As a result, the content liquid flowing into the refill container 15 from the refill container 11 can be effectively guided by the liquid guide wall 22, and the content liquid can be refilled more easily and smoothly.

  As described above, the movable portion 18 constituting the refill container plug 10 includes the cylindrical slide portion 18a, the overhanging contact portion 18b, the opening lid portion 20, and the connection support portion 18c. Has been.

  As shown in FIGS. 2 to 4, the cylindrical slide portion 18 a is a cylindrical portion having an inner diameter substantially the same as the outer diameter of the cylindrical slide guide portion 17 a of the fixed portion 17. On the inner peripheral surface of the lower end portion of the cylindrical slide portion 18a, a plurality of annular ridges that form the concave and convex engaging surfaces 24b are provided extending in the circumferential direction. When the uneven locking surface 24b is locked to the above-described uneven locked surface 24a formed on the outer peripheral surface of the upper end portion of the cylindrical slide guide portion 17a of the fixed portion 17, the opening lid portion 20 flows out. It is possible to hold the state fitted in the opening 19 more firmly.

  In the first embodiment, the overhanging contact portion 18b extends outward from the proximal end portion (lower end portion) of the cylindrical tubular slide portion 18a, along a plane perpendicular to the axial direction of the cylindrical slide portion 18a. It is a part provided by projecting into a plate shape. The overhanging contact portion 18b has a substantially oval outer peripheral plane shape as a whole, and includes a pair of arcuate overhang portions 27 disposed symmetrically on both sides of the cylindrical slide portion 18a. The overhanging contact portion 18b formed by the pair of arcuate overhanging portions 27 on both sides has a longer diameter of a substantially oval outer peripheral plane shape larger than the outer diameter of the neck 16 of the refill container 15. As a result, when the cylindrical slide portion 18a of the movable portion 18 of the refill container stopper 10 is inserted into the mouth portion 16 of the refill container 15 and the fixed portion 17 is further pushed into the mouth portion 16, the overhanging contact is applied. The contact portion 18b can be reliably brought into contact with the tip of the mouth neck portion 16 of the refill container 15 (see FIG. 1).

  In the first embodiment, the misalignment prevention ribs 27a are provided so as to stand vertically from the outer peripheral edge of the central portion of the pair of arcuate overhang portions 27 forming the overhang contact portions 18b. By providing the misalignment prevention ribs 27a, the overhanging contact portion 18b is firmly held in contact with the tip of the mouthpiece portion 16 of the refill container 15 without coming off, and the refill container stopper An operation of pushing the fixing portion 17 of the body 10 into the mouth neck portion 16 and an operation of opening the outflow opening 19 to flow the content liquid from the refill container 11 to the refill container 15 can be performed in a more stable state. become. Moreover, when pushed in, a part of the arcuate overhanging part 27 is deformed, and a part of the concave-convex locking surface 24b that is interlocked with the deformed part is deformed, so that the fitting force is lowered and the part can be pushed in with a light force. .

  In the first embodiment, the connecting support portion 18c is overhanging by aligning the top end surface with the top end surface of the cylindrical slide portion 18a and joining both ends to the inside of the tip end portion of the cylindrical slide portion 18a. The beam 18a extends in the radial direction perpendicular to the major axis direction of the portion 18b, and extends downward from the support beam portion 28a. The lower end portion extends from the support beam portion 28a. The connecting lid portion 28b is integrally joined to the top surface portion 20a of the opening lid portion 20. The support beam portion 28a is a strip-shaped portion having a width slightly smaller than the notch width of the notch guide portion 25 formed in the malfunction prevention wall 21 (liquid guide wall 22) of the fixing portion 17. As the movable part 18 slides with respect to the fixed part 17, the movable part 18 is arranged so as to move up and down along the notch guide part 25. The connecting rib portion 28b is a pair of plate-like portions extending downward from the support beam portion 28a in a region inside the malfunction preventing wall 21 (liquid guide wall 22) of the fixed portion 17, and has a lower end portion. The support beam portion 28 a and the opening lid portion 20 are connected by being integrally joined to the upper surface of the opening lid portion 20. By these, the connection support part 18c is a stable state so that the opening cover part 20 can be moved up and down as the movable part 18 slides relative to the fixed part 17. 20 can be supported.

  The opening lid portion 20 is a flat dome-shaped cylindrical portion having an outer diameter similar to the inner diameter of the circular outflow opening 19 formed in the opening top plate portion 17b of the fixed portion 17, and includes a top surface portion 20a, It consists of the cylindrical latching | locking part 20b bent and extended below from the outer-periphery edge part of the top | upper surface part 20a. The lower end portion of the connection support portion 18c is integrally joined to the upper surface of the top surface portion 20a. On the outer peripheral surface of the cylindrical locking portion 20b, a plurality of annular ridges that form the concave and convex locking surfaces 29 are provided extending in the circumferential direction. By engaging the uneven engagement surface 29 with the opening end surface of the outflow opening 19 formed in the opening top plate portion 17 b of the fixed portion 17, the movable portion 18 is slid relative to the fixed portion 17 to discharge the outflow opening. Until the opening 19 is opened, it is possible to firmly hold the state where the opening lid 20 is fitted to the outflow opening 19 and the outflow opening 19 is closed. In addition, the liquid sealability of the outflow opening can be effectively enhanced.

  In the refill container stopper 10 of the first embodiment having the above-described configuration, the cylindrical slide portion 18a of the movable portion 18 is mounted on the upper portion of the cylindrical slide guide portion 17a of the fixed portion 17, and the opening lid portion 20 is attached. By locking the concave and convex engaging surface 29 to the opening end surface of the outflow opening 19 of the fixed portion 17, the outflow opening 19 is closed by the opening lid portion 20 and formed on the outer peripheral surface of the upper end portion of the cylindrical slide guide portion 17a. In the state in which the concave and convex engaging surface 24b formed on the inner peripheral surface of the lower end portion of the cylindrical slide portion 18a is locked to the concave and convex locked surface 24a, and the fixed portion 17 and the movable portion 18 are integrated, It is used by being fixedly attached to the mouth part 12 of the refill container 11 through the fixing skirt part 23 of the fixing part 17 (see FIGS. 1 and 5A).

  According to the plug 10 for the refill container of the first embodiment, it is used by being attached to the refill container 11 as described above, and the tip of the mouth part 12 of the refill container 11 is packed by a simple operation. The replacement outlet can be communicated with the neck 16 of the refill container 15 and the content liquid can be refilled in the refill container 15 in a stable state.

  That is, according to the first embodiment, the refill container stopper 10 includes the fixed portion 17 and the movable portion 18, and the fixed portion 17 includes the cylindrical slide guide portion 17 a and the outflow opening of the contents. The movable top 18 includes a cylindrical slide portion 18a that slides along the outer peripheral surface of the cylindrical slide guide portion 17a of the fixed portion 17, and a cylindrical slide. An overhanging contact portion 18b projecting outward from the base end portion of the portion 18a, an opening lid portion 20 disposed in a state of being fitted to the outflow opening 19 inside the cylindrical slide guide portion 17a, and the cylindrical slide portion 18a And a connecting support portion 18c for connecting the opening lid portion 20 and supporting the opening lid portion 20.

  Therefore, according to the first embodiment, as shown in FIG. 1 and FIGS. 5A and 5B, for example, while holding the refill container 11 in an inverted state in which the mouth 12 is disposed below, The cylindrical slide part 18a of the movable part 18 of the plug 10 for the refill container, which is attached and fixed to the mouth part 12 of the refill container 11, is inserted into the neck 16 of the refill container 15 in the upright state. Then, after the projecting contact portion 18b of the movable portion 18 is brought into contact with the tip of the mouth portion 16, the movable portion 18 is moved by a series of one-action simple operations in which the fixing portion 17 is further pushed into the mouth portion 16. By sliding and moving with respect to the fixing portion 17, the state in which the opening lid portion 20 is fitted to the outflow opening 19 is released, and the outflow opening 19 can be easily opened. This also allows the refill outlet of the refill container 11 to communicate with the neck 16 of the refill container 15 through the opened outflow opening 19, so that the neck 16 of the refill container 15 can be communicated. The inside of the refill container 15 is replaced with air through a gap between the movable part 18 and the cylindrical slide part 18a of the movable part 18, and the cylindrical slide part 18a of the movable part 18 is open to the mouth of the refill container 15 By being inserted into the neck portion 16, the content liquid can be easily and smoothly refilled from the refill container 11 to the refill container 15 in a stable state.

  In addition, the inner surface of the cylindrical slide portion 18a of the movable portion 18 and the outer surface of the cylindrical slide guide portion 17a of the fixed portion 17 are arranged so that smooth sliding movement can be performed. The clearance between 0.1 mm and 1.0 mm is preferably maintained on one side after the movable part 18 slides relative to the fixed part 17. It is particularly preferred that the clearance is maintained. Thereby, the opening lid part 20 of the movable part 18 can be freely moved until it comes into contact with the opening top plate part 17b of the fixed part 17, and even if refilling of the content liquid is interrupted halfway, the refill container By removing 11 from the refill container 15, the cylindrical slide portion 18 a of the movable portion 18 can be slid in the reverse direction to close the outflow opening 19 again. That is, even when the liquid in the refill container 15 is almost full and the liquid is likely to overflow, it is possible to avoid the liquid from overflowing from the refill container 11 without overflowing the liquid. become. Furthermore, by sliding the movable part 18 so as to pull out in the reverse direction, the outflow opening 19 can be resealed, and the refilling inner solution can be stored again in the refilling container 11.

  6 to 8 show a plug container 30 for a refill container according to a second preferred embodiment of the present invention. The refill container stopper 30 of the second embodiment is similar to the refill container stopper 10 of the first embodiment, for example, a synthetic resin such as polypropylene, polyethylene, polyethylene terephthalate, or a bio-resin such as polylactic acid. It is a metal mold product using plastic, and is formed as a two-part part composed of a fixed part 37 and a movable part 38.

  The fixing portion 37 includes a cylindrical slide guide portion 37a and an opening top plate portion 37b in which an outflow opening 39 is formed, substantially the same as the fixing portion 17 of the first embodiment, and further prevents malfunction. The wall 41 and the fixed skirt portion 43 are integrally formed. In the second embodiment, circular outflow openings 39 having a smaller diameter than the outflow openings 19 of the first embodiment are opened by annular reinforcing ribs 39a on both sides of the malfunction prevention wall 41 in the opening top plate portion 37b. A pair of peripheral edges are reinforced. In the second embodiment, the malfunction prevention wall 41 has a vertically long and substantially I-shaped cross-sectional meter shape, and the opening top plate portion 37b is divided into two equal parts, and a diameter is formed at the center portion thereof. It is arranged in a direction and is provided in a state of being erected at a height higher than the cylindrical slide portion 38a of the movable portion 38 from the opening top plate portion 37b.

  The movable part 38 is integrally formed to include a cylindrical slide part 38a, an overhanging contact part 38b, an opening lid part 40, and a connection support part 38c, substantially the same as the movable part 17 of the first embodiment. ing. In the second embodiment, an oblong movable portion in which a flat, open-ended cylindrical opening lid portion 40 having a smaller diameter than the opening lid portion 20 of the first embodiment is formed on the movable portion top plate portion 50. By being supported by a connecting rib portion 48b provided extending downward from the semicircular opening edge portions at both ends of the outflow opening 51, the outflow opening 51 is disposed at a position corresponding to the outflow opening 39 of the fixing portion 37. A pair is provided. Here, the movable part top plate part 50 joined so as to cover the tip of the cylindrical slide part 38a, and the opening part of the movable part outflow opening 51 formed in the movable part top part 50 extend downward. The connection support portion 38c that supports the opening lid portion 40 is formed by the connection rib portion 48b provided and provided.

  In the second embodiment, the movable part top plate 50 provided at the tip of the cylindrical slide part 38a of the movable part 38 intersects the major axis direction of the elliptical movable part outflow opening 51 at a right angle. In addition, a prevention wall insertion opening 52 is formed extending in the diameter direction of the movable part top plate part 50. When the movable portion 38 is slid with respect to the fixed portion 37 by inserting the erroneous operation preventing wall 41 standing from the opening top plate portion 37b of the fixed portion 37 into the preventive wall insertion opening 52, a malfunction occurs. It is possible to prevent the prevention wall 41 from buffering with the connection support portion 38c including the movable portion top plate portion 50 and the connection rib portion 48b.

  In the refill container stopper 30 of the second embodiment having the above-described configuration, the cylindrical slide part 38a of the movable part 38 is fixed to the fixed part 37 in the same manner as the refill container stopper 10 of the first embodiment. Is attached to the upper portion of the cylindrical slide guide portion 37a, the outflow opening 39 is closed by the opening lid portion 40, and the distal end portion of the malfunction prevention wall 41 further protrudes from the movable portion top plate portion 50 of the movable portion 38. Thus, in a state where the fixed portion 37 and the movable portion 38 are integrated, they are used by being fixedly attached to the mouthpiece 12 of the refill container 11 via the fixed skirt portion 43 of the fixed portion 37 (FIGS. 1 and 7). (Refer to (a) and (b)).

  The refill container plug 40 according to the second embodiment also holds the refill container 11 and attaches it to the mouth part 12 of the refill container 11 in an inverted state in which, for example, the mouth part 12 is disposed below. The fixed cylindrical slide part 38a of the movable part 38 of the refill container plug 30 is inserted into the mouth 16 of the refillable container 15 in an upright state, and the overhanging contact part 38b of the movable part 38 is inserted. 7 (a) and 7 (b) by a series of one-action simple operations of simply pressing the fixing portion 37 into the mouth neck portion 16 after contacting the tip of the mouth neck portion 16 (see FIG. 1). As shown in FIGS. 8A and 8B, by sliding the movable portion 38 relative to the fixed portion 37, the state in which the opening lid portion 40 is fitted to the outflow opening 39 is released, Since the outflow opening 39 can be easily opened, Same effects as refill container plug body 10 of the serial first embodiment are achieved.

  The present invention is not limited to the above-described embodiments, and various modifications can be made. For example, the content to be refilled from the refill container to the refill container using the plug for the refill container does not necessarily need to be a content liquid such as a liquid detergent, and other fluids such as powders It may be the contents. In addition, it is not always necessary to use a plug for a refill container attached to the neck of a bottle-shaped refill container, and various refill containers formed of other soft packaging materials such as pouches and gusset bags. It can also be used by covering the refill outlet. The refill container does not need to be provided with a mouth part. Furthermore, the fixing part of the plug for the refill container does not necessarily have to be attached to the refill outlet by covering the refill outlet by attaching and fixing the fixed skirt, and covers the refill outlet by seal bonding or the like. It can also be attached as a unit to a refill container.

10, 30 Refillable container plug 11 Refillable container 12 Refillable container neck 15 Refillable container 16 Refillable container mouth 17, 37 Fixing part 17 a, 37 a Cylindrical slide guide parts 17 b, 37 b Opening Top plate part 18, 38 Movable part 18a, 38a Cylindrical slide part 18b, 38b Overhang contact part 18c, 38c Connection support part 19, 39 Outflow opening 20, 40 Opening lid part 21, 41 Malfunction prevention wall 22 Liquid guide wall 23, 43 Fixed skirt portion 23a Mounting cylindrical portion 23b Annular strip plate portion 25 Notch guide portion 26 Arc-shaped wall 27 Arc-shaped overhanging portion 27a Misalignment prevention rib 50 Movable portion top plate portion 51 Movable portion outflow opening 52 Preventive wall insertion opening

Claims (4)

A refill container plug used to cover the refill outlet and attach to the refill container,
It consists of a fixed part fixed to the opening peripheral part of the refill outlet and a movable part attached to the fixed part so as to be slidable,
The fixed portion includes a cylindrical slide guide portion, and an opening top plate portion provided at a distal end opening portion of the cylindrical slide guide portion, in which an outflow opening for contents is formed,
The movable portion includes a cylindrical slide portion that slides along an outer peripheral surface of the cylindrical slide guide portion, an overhanging contact portion that projects outward from a proximal end portion of the cylindrical slide portion, and Inside the cylindrical slide guide portion, an opening lid portion arranged in a state of being fitted to the outflow opening of the fixed portion, and a tip portion of the cylindrical slide portion are joined, and the cylindrical slide portion and the opening A connection support part for connecting the lid part and supporting the opening cover part,
The movable part is inserted by inserting the cylindrical slide part into the mouth part of the refill container, bringing the overhanging contact part into contact with the tip of the mouth part, and further pushing the fixed part into the mouth part. Is slid with respect to the fixed portion, and the state where the opening lid portion is fitted to the outflow opening is opened, and the contents are transferred from the refill container to the refill container through the outflow opening. It is supposed to flow in ,
A malfunction prevention wall that stands up above the opening top plate portion of the fixed portion and whose tip is disposed at a height position higher than the top end portion of the movable portion slides the movable portion. A plug for a refill container that is provided in a state where buffering with the connection support portion is avoided.   The plug for a refill container according to claim 1, wherein the refill container includes a mouth portion having a tip opening serving as the refill outlet, and the fixing portion is fixed to the mouth portion. The liquid guide wall is erected upward from the peripheral edge portion of the opening top plate portion of the fixed portion, and is provided in a state avoiding buffering with the connection support portion when the movable portion is slid. The plug for a refill container according to claim 1 or 2 . After the movable part slides with respect to the fixed part, 0.1 mm or more between the inner peripheral surface of the cylindrical slide part of the movable part and the outer peripheral surface of the cylindrical slide guide part of the fixed part The plug for a refill container according to any one of claims 1 to 3 , wherein a clearance of 1.0 mm or less is maintained.

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