JP2017186023A - Refill container - Google Patents

Abstract

PROBLEM TO BE SOLVED: To smoothly refill a refill object container with contents of a refill container with an opening formed in the refill container without taking much time by using a bottle for the refill container to assemble the spout part into the opening of the refill object container with the refill container turned upside down.SOLUTION: A refill container enables a refill object container having an opening to be refilled with a content stored in the refill container, the refill container comprising a container body having a spout part and a sealant that seals the container body, the spout part comprising a cylindrical peripheral wall, a channel surrounded by the inner wall of the peripheral wall, and a bung hole provided in one opening end of the peripheral wall, and the bung hole keeping the sealant anchored to seal the container body.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a refill container in which contents such as a detergent, a softening agent, a shampoo, a rinse, and a bleaching agent are contained in a container. More specifically, the present invention relates to a refill container that includes a container main body provided with a pouring part and a sealing material that seals the container main body, and refills the stored contents into a refill container.

  In recent years, containers such as bottles equipped with a dispensing nozzle for pouring the contents into the upper end opening of the container body as containers containing contents such as detergents, softeners, shampoos, rinses, bleaches, etc. These containers are frequently used, and a weighing function is added to these containers, resulting in expensive containers. For this reason, by transferring the contents for replenishment stored in an inexpensive refill container to these containers and replenishing the contents, these containers are repeatedly used (hereinafter referred to as refill containers). It has become. And the container cost is reduced by reusing this refillable container.

  Conventionally, a refill pouch has been widely used as an inexpensive refill container. Since the refillable pouch is composed of a flexible package made of a laminated body, it can be folded and discarded after use, it can reduce the volume of waste without being bulky, and is an excellent container from the viewpoint of environmental issues (for example, (See Patent Documents 1 and 2).

  However, the refillable pouch has a flexible laminate, so during the refilling operation to transfer the contents to the refill container, the refill container also undergoes deformation as the refill progresses, and the refill work is completed so that the contents do not spill from the refill container. Until then, the refill container must be supported by hand, which is time consuming. Also, there is a problem that the surroundings and hands are soiled by liquid splashes and spills of the contents during refilling work.

JP 2008-81209 A JP 2008-189339 A

  Accordingly, the present invention has been made to solve the above-mentioned problems, and the object of the present invention is to use a refill container as a bottle, invert the refill container, and assemble its dispensing portion into the opening of the refill container. An opening is formed in the refill container so that there is no gap and the contents of the refill container are smoothly transferred to the refill container.

  The present invention has been made to achieve the above object, and the present invention according to claim 1 is a refill container in which the contents accommodated in the refill container are refilled into a refill container having an opening. The refill container includes a container main body provided with a pouring part, and a sealing material that seals the container main body, and the pouring part is a channel surrounded by a cylindrical peripheral wall and an inner wall of the peripheral wall And a spout provided at one open end of the peripheral wall, wherein the spout is a refill container in which the sealing material is fixed and the container body is sealed.

  Further, the present invention according to claim 2 is a refill container in which the contents accommodated in the refill container are refilled into a refill container having an opening, and the refill container includes a container main body provided with an extraction portion; A sealing material that seals the container body, and the pouring part has a cylindrical peripheral wall, a flow passage surrounded by an inner wall of the peripheral wall, and a spout provided at one open end of the peripheral wall. Furthermore, the inner wall of the peripheral wall is provided with a hollow annular step portion extending toward the center of the flow path, and the annular step portion retreats toward the container body from the spout. The refill container is characterized in that the annular step portion seals the container body in a state where the sealing material is fixed and the hollow of the annular step portion is closed.

  Further, the present invention according to claim 3 is the refill container according to claim 1 or 2, wherein the refill container is provided with a pouring cap having a nozzle erected at an opening, and the refill container When the pouring part is attached to the pouring cap of the refill container, the sealing material is broken by the nozzle and the container main body of the refill container is opened.

  According to the refill container of the present invention, the refill container is a bottle, the refill container is turned upside down, and an opening is formed in the refill container by assembling the pouring portion into the opening of the refill container. The contents of the refill container can be smoothly transferred to the refill container without applying.

It is a front view which shows one Embodiment of the refill container which concerns on this invention with a half cross section. It is a principal part expanded sectional view of one Embodiment of the refill container which concerns on this invention. It is an enlarged plan view which shows one Embodiment of the refill container which concerns on this invention. It is a fragmentary sectional view of the to-be-refilled container which concerns on this invention. It is explanatory drawing which shows the state which refills the contents in the refill container which concerns on this invention. It is a top view which shows an example of the cut pattern given to the surface layer of a sealing material.

The above-described present invention will be described in detail below with reference to the drawings.
FIG. 1 is a front view showing an embodiment of a refill container according to the present invention in a half cross section, FIG. 2 is an enlarged cross-sectional view of the main part of an embodiment of a refill container according to the present invention, and FIG. 3 is a refill container according to the present invention. FIG. 4 is a partial cross-sectional view of the refill container according to the present invention, FIG. 5 is an explanatory view showing a state in which the contents in the refill container according to the present invention are refilled, and FIG. 6 is a sealing material. It is a top view which shows an example of the cut pattern given to the surface layer of 10 in the figure, 10 is a refill container, 11 is a container main body, 12 is a pouring part, 13 is a surrounding wall, 13a is an inner wall, 13b is one opening end, 14 is a spout, 14a is a recess, 15 is a flow path, 16 is an annular step, 17 is a flange, 17a is a recess, 20 is a sealing material, 21 is a score line, 30 is a content, 40 is a refill container, 41 is a container body, 42 is a mouth tube part, 43 is an opening part, 44 is Out cap, 44a is an external fitting cylinder, 44b is an internal fitting cylinder, 44c is a mounting cylinder, 44d is an annular flange, 44e is a bottom plate, 44f is a dispensing opening, 45 is a nozzle, 45a is a tip of the nozzle, 46 is an external Each cap is shown.

  FIG. 1 is a front view showing an embodiment of a refill container according to the present invention in a half cross section, FIG. 2 is an enlarged cross-sectional view of the main part of an embodiment of a refill container according to the present invention, and FIG. 3 is a refill container according to the present invention. 1 is an enlarged plan view showing an embodiment of the present invention, and a refill container 10 of the present invention includes a pouring part 12 at a mouth part, and a container body in which contents 30 for refilling liquid such as detergent and shampoo are stored. 11 and a sealing material 20 which is fixed to the extraction portion 12 and seals the container body 11.

  As shown in FIGS. 1 and 2, the extraction portion 12 has a cylindrical peripheral wall 13, and the inside surrounded by the peripheral wall 13 is hollow, and a spout 14 is provided at one open end 13 b of the peripheral wall 13. The hollow portion surrounded by the inner wall 13a of the peripheral wall 13 is a flow path 15 through which the contents 30 pass. The inner wall 13a of the peripheral wall 13 extends in the horizontal direction toward the center of the flow path 15. An annular step portion 16 is provided, and a portion surrounded by the inner edge of the annular step portion 16 is hollow and opened to form a flow path 15.

  The width in the horizontal direction of the extended annular step portion 16 may be provided to such an extent that the sealing material 20 can be easily fixed, and is usually 3 mm or more. Further, the position where the annular step portion 16 is provided is preferably arranged so as to recede toward the container main body 11 from the spout 14 (one open end 13b of the peripheral wall 13). It shows a state where it is set backward. On the exposed surface of the annular step portion 16, a hollow portion flow passage 15 surrounded by the inner edge of the annular step portion 16 is covered with a sealing material 20, and the sealing material 20 is fixed to the annular step portion 16. The container body 11 is sealed with the hollow portion of the container closed. In the embodiment, an example in which the annular step 16 is extended on the inner wall 13a of the peripheral wall 13 is shown. However, the spout 14 is covered with the sealing material 20 without providing the annular step 16, and one open end of the peripheral wall 13 is provided. Although the container main body 11 can be sealed by fixing the sealing material 20 to 13b, it is preferable to provide the annular step 16 because it is possible to prevent the sealing material 20 from being inadvertently damaged. is there. In addition, although one example showed the extraction part 12 in the cylindrical shape in one embodiment, it is not limited to this, It fits according to the shape of the extraction cap 44 (refer FIG. 4) of the to-be-refilled container 40. It can also be provided in a possible shape.

  A collar portion 17 is provided on the outer wall of the peripheral wall 13. As shown in FIG. 3, four recesses 17 a are provided on the outer edge of the flange portion 17. In addition, four recessed portions 14 a are provided at one open end 13 b (spout port 14) of the peripheral wall 13. The recesses 14a and the recesses 17a serve as air vents during refilling work, and the contents 30 can be smoothly refilled.

  The refill container 10 can be molded by injection molding, blow molding, or the like using a thermoplastic resin such as polyethylene resin, polypropylene resin, or polyester resin. A blow molded bottle is particularly preferred. The blow container is self-supporting and has an effect that it is soft and easily adheres to the dispensing cap 44 of the refill container 40.

  The sealing material 20 is fixed on the annular step portion 16 and closes the opening (hollow portion) of the annular step portion 16. The sealing material 20 is preferably heat-bondable to the annular step portion 16, and will be described later. A sheet or film that can be pierced and broken by the nozzle 45 (see FIG. 4) of the refill container 40 can be used. The sheet or film is a single body or a laminate, but a laminate is preferred. Laminate is a surface layer / intermediate layer considering chemical protection functions (gas barrier properties, moisture permeability, etc.) and physical protection functions (tensile strength, impact strength, heat seal strength, etc.) required for the contents. / Designed based on heat-adhesive resin layer. Depending on the contents and application, a two-layer structure of surface layer / thermoadhesive resin layer or intermediate layer / thermoadhesive resin layer can be used. As the surface layer, a nylon film, a polyester film, a polypropylene film, or the like, and a film in which a metal such as aluminum or an inorganic material such as silicon oxide or aluminum oxide is deposited on these films as a base material are used. A biaxially stretched film is preferably used in consideration of the suitability for lamination. Usually, the thickness is 6-30 μm. As the intermediate layer, a soft, semi-rigid, hard or alloy type aluminum foil is used. Examples of the heat-adhesive resin layer include low density polyethylene, medium density polyethylene, high density polyethylene, linear (linear) low density polyethylene, polypropylene, ethylene-α olefin copolymer, ethylene-propylene copolymer, ethylene- Well-known polyolefin resins such as vinyl acetate copolymer, ionomer resin, acid copolymer of ethylene and acrylic acid, ester copolymer of ethylene and acrylic acid ester, and polyester resin are used. The resin of the thermoadhesive resin layer is appropriately determined according to the material of the container body 11 of the refill container 10. These laminates are laminated by a dry lamination method, a wet lamination method, an extrusion lamination method, or the like. In addition, it is preferable to make a cut on the surface layer with a half cut or a laser beam.

  As a preferable laminate, a biaxially stretched polyethylene terephthalate film (PET) is used as a surface layer, an aluminum foil (AL) is used as an intermediate layer, and a polyolefin film (PO) is used as a heat-adhesive resin layer, and a dry lamination method or an extrusion lamination method is used. Or a laminate of PET / AL / PO laminated by a method combining them. The PET of the surface layer is cut with a laser beam. The cut can be provided by a straight line or a curve or a combination thereof. A preferred cut pattern is shown in FIG. As shown in FIG. 6, the surface layer of the circular sealing material 20 is provided with a plurality of radial cut lines 21 from the center of the sealing material 20 by a laser beam. The cut pattern is preferably easily broken at the tip 45a of the nozzle, and is not limited to FIG. These laminates are welded to the refill container as the sealing material 20. As a welding method, heat bonding is preferably performed by a heat sealing method, an ultrasonic sealing method, or the like.

  Although not shown, it is preferable to protect the sealing material 20 by putting a protective cap on the extraction portion 12 of the refill container 10.

  FIG. 4 is a partial cross-sectional view of the refill container 40, and the refill container 10 of the present invention is assembled to the refill container 40. The refill container 40 includes a pouring cap 44 that is liquid-tightly assembled to the mouth tube portion 42 of the bottle-shaped container body 41, and an outer cap 46 that is detachably screwed to the pouring cap 44 and opens and closes the container body 41. Is provided.

  As shown in FIGS. 4 and 5, the pouring cap 44 is erected on an inner fitting tube 44 b that is liquid-tightly fitted into the mouth tube portion 42 of the container body 41 and a bottom plate 44 e that is connected to the inner fitting tube 44 b. A flange-shaped nozzle 45, an annular flange 44d that is connected to the upper end of the inner fitting cylinder 44b in an outward flange shape and has an attachment cylinder 44c upright, and an outside that hangs down from the outer peripheral end of the annular flange 44d And an insertion tube 44a.

  A screw portion is provided on the outer periphery of the mounting cylinder 44 c and is screwed with the screw portion on the inner periphery of the outer cap 46. The outer fitting tube 44 a is undercut coupled with the dispensing cap 44 to the mouth tube portion 42 of the container body 41. The tip of the bowl-shaped nozzle 45 preferably has a shape that breaks through the sealing material. The outer cap 46 can be provided with a weighing function.

  The refill container 40 is thermoformed using a thermoplastic resin such as polyethylene resin, polypropylene resin, or polyester resin. As a molding method, a multilayer blow molding method, an injection molding method, or the like is used using these resins.

  Next, a state in which the contents 30 are refilled from the refill container 10 to the refill container 40 will be described with reference to FIGS. 4 and 5. First, the outer cap 46 of the refill container 40 is removed, the pouring cap 44 is exposed, and the refill container 40 is placed on a stand or the like in an upright state. Next, for example, the protective cap placed on the extraction portion 12 for protecting the sealing material 20 of the refill container 10 is removed, and the extraction portion 12 and the sealing material 20 are exposed. Then, the refilling container 10 is turned upside down with the pouring part 12 downward, and the pouring part 12 of the refilling container 10 is fitted and assembled into the mounting cylinder 44c of the pouring cap 44 of the upright refillable container 40. . FIG. 5 (a) and FIG. 5 (b) show the state.

  And the extraction | pouring part 12 of the refilling container 10 is made into the shape which can be fitted according to the shape of the extraction | pouring cap 44 of the to-be-refilled container 40, and the extraction | pouring part 12 is set inside the attachment cylinder 44c and the internal insertion cylinder 44b. As the insertion proceeds, the tip 45a of the nozzle 45 abuts against the sealing material 20.

  When the refill container 10 is further pushed downward, as shown in FIG. 5 (b), the sealing material 20 is broken and opened at the tip 45a of the nozzle, and the outer side of the peripheral wall 13 and the outer side of the flange portion 17 are the inner fitting cylinder 44b and the bottom plate. The refill container 10 is supported by and held by the refill container 40 in contact with 44e or the mounting cylinder 44c.

  When the sealing material 20 is broken and the refill container 10 is opened, as shown in FIG. 5B, the content 30 flows into the nozzle 45 by its own weight from the flow path 15 and passes through the dispensing opening 44f. It flows down into the container body 41 and refilling proceeds. The air in the refill container 40 is pushed out by the contents 30 and discharged to the outside through the recesses 14a and 17a, so that the contents 30 can be smoothly transferred to the refill containers 40.

DESCRIPTION OF SYMBOLS 10 Refill container 11 Container main body 12 Outlet part 13 Perimeter wall 13a Inner wall 13b One opening end 14 Outlet 14a Recess 15 Flow path 16 Annular step part 17 Gutter part 17a Recess 20 Sealant 21 Cut line 30 Contents 40 Refill container 41 Container body 42 Mouth tube portion 43 Open portion 44 Outlet cap 44a Outer fitting tube 44b Inner fitting tube 44c Mounting tube 44d Annular flange 44e Bottom plate 44f Outlet opening portion 45 Nozzle 45a Nozzle tip 46 Outer cap

Claims (3)

A refillable container in which the contents contained in the refillable container are refilled into a refillable container having an opening,
A refill container comprising a container body provided with a pouring part; and a sealing material for sealing the container body;
The extraction portion includes a cylindrical peripheral wall, a flow passage surrounded by the inner wall of the peripheral wall, and a spout provided at one open end of the peripheral wall,
The refill container is characterized in that the sealing material is fixed to the spout to seal the container body. A refillable container in which the contents contained in the refillable container are refilled into a refillable container having an opening,
A refill container comprising a container body provided with a pouring part; and a sealing material for sealing the container body;
The extraction portion includes a cylindrical peripheral wall, a flow path surrounded by the inner wall of the peripheral wall, and a spout provided at one opening end of the peripheral wall, and the flow path is provided on the inner wall of the peripheral wall. A hollow annular step extending toward the center of the
The annular stepped portion is disposed so as to recede toward the container body from the spout,
The refill container is characterized in that the annular step portion seals the container body in a state where the sealing material is fixed and the hollow of the annular step portion is closed. The refill container is provided with a pouring cap having an upright nozzle at an opening, and the pouring part of the refill container is attached to the pouring cap of the refill container so that the nozzle The refill container according to claim 1, wherein the sealing material is broken and the container main body of the refill container is opened.

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