JP4200730B2 - Absorbing capacity - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to an absorptive capacity imparting container made of plastic having the ability to absorb moisture and gas in the container in order to protect the contents.
[0002]
[Prior art]
Conventionally, a container having a drying capacity as disclosed in JP-A-9-12064 is known as an absorbent capacity-imparting container. This container was formed by integrally heat-bonding a disk-shaped or liner-shaped insert made of a desiccant-containing thermoplastic into the container body by an injection molding method.
[0003]
[Problems to be solved by the invention]
However, since the above-mentioned conventional absorbent capacity-imparting container has a desiccant-containing thermoplastic insert inserted into the container body by heat-sealing, it is not only the moisture in the container but also the container. Absorbing capacity may be reduced due to absorption of moisture from outside. In addition, the thermoplastic resin that molds the container body and the desiccant-containing thermoplastic resin that molds the insert must be made of materials that are heat-bonded to each other, and the thermoplastic resin that can be used by itself is limited. It was done. Moreover, the absorption of the water | moisture content in the container of an insert is only the container inner surface side of an insert, and the absorption capability might be insufficient depending on the case.
[0004]
Further, the above-described conventional absorbent capacity-imparting container is provided with an occlusal ring on the outer peripheral surface of the upper end of the peripheral wall of the container body, and the occlusal ring provided on the inner peripheral surface of the lid is engaged with the occlusal ring. It was sealed. For this reason, when the occlusal ring is damaged as the lid is opened and closed, the sealing performance of the container may be lowered.
[0005]
The present invention is a solution to the above-described conventional absorbent capacity-imparting container, which has a high ability to absorb moisture and gas in the container, and can arbitrarily select a thermoplastic resin to be used for the outer container and the inner container. It is an object of the present invention to provide an absorbent capacity-imparting container that is high and can impart virginity.
[0006]
[Means for Solving the Problems]
That is, according to the first aspect of the present invention, an inner container having an upper opening made of a thermoplastic resin containing an absorbent substance is opened inside a plastic outer container whose lid is opened and closed via a hinge on the container body. A container that is engaged with and accommodated in a container body of an outer container, wherein the outer container has a thin lid fitting tube having an occlusal ring with the lid on the upper surface of the peripheral wall of the container body. An engagement protrusion for engaging the inner container is provided on the inner peripheral surface of the upper end portion, an occlusal ring with the container body is provided on the inner peripheral surface of the peripheral wall of the lid, and the container is provided on the lower surface of the top plate. A sealing ring that closes the upper inner corner of the lid fitting cylinder of the main body and the outer peripheral surface of the distal end is provided vertically, and the inner container is in contact with the outer peripheral surface of the outer container, and the inner peripheral surface of the outer peripheral wall is in contact with the outer peripheral surface of the outer container. A vertical knurled line is in contact with the bottom plate, from the outer periphery to the center. An absorption capacitation container, characterized in that a plurality of radially formed at equal intervals leg ribs in the circumferential direction.
[0007]
The second invention of the present invention is the first invention, wherein the upper opening is sealed by adhering the sealing sheet to the top surface of the peripheral wall of the inner container in a peelable manner. This is a container for imparting absorption capacity.
[0008]
[Action]
As shown in FIG. 1, the absorbent capacity imparting container (10) of the present invention is provided with knurled eyes (212) shown in FIGS. 3 (a) and 3 (b) on the outer peripheral surface of the inner container (200). The tip of the outer container (100) is brought into contact with the inner peripheral surface of the outer container (100), and a plurality of radial leg ribs (214) shown in FIG. 3 (b) are provided on the lower surface of the bottom plate (213) of the inner container. The lower surface of the leg rib is brought into contact with the upper surface of the bottom plate (112) of the outer container, and the inner container is engaged and accommodated inside the outer container. Unlike the container that absorbs moisture and gas in the container only by the inner surface of the insert, such as a container with an absorption capacity that adheres integrally, the inner surface of the inner container and the outer surface provided with knurled eyes and leg ribs are provided. Since it can be absorbed by the bottom plate bottom surface, it has a large surface area to absorb High absorption capacity of the water and gas.
[0009]
Further, the absorbent capacity-imparting container of the present invention is a container in which a separately prepared inner container is attached inside the outer container, and like the conventional absorbent capacity-imparted container, the inner surface of the outer container and the inner container Since it is not necessary to heat-bond with an outer surface and to produce integrally, arbitrary thermoplastic resins can be used for the thermoplastic resin used for an outer container and an inner container, respectively.
[0010]
In addition, when the lid is attached to the container body of the outer container, the container having the absorption capacity of the present invention is different from the conventional container having the absorption capacity as shown in FIG. The occlusal ring (124) provided on the inner peripheral surface of the peripheral wall (123) of the lid (120) is engaged with the occlusal ring (116) provided on the outer peripheral surface of the upper end of the landing tube (115). Because the tip outer peripheral surface of the sealing ring (122) provided on the lower surface of the top plate (121) is in close contact with the upper inner corner of the thin and flexible lid fitting tube (115) of the container body, The container has good sealing properties. Moreover, there is little damage to the occlusal ring accompanying opening and closing of a cover part.
[0011]
Moreover, as shown in FIG.4 (b), the absorption capability provision container of this invention which adhered and sealed the sealing sheet (300) to the surrounding wall (211) top | upper surface of the inner side container (200), When used, the virginity of the container can be ensured until the sealing sheet is peeled off and the inner container is opened.
[0012]
DETAILED DESCRIPTION OF THE INVENTION
Next, an embodiment of the absorbent capacity-imparting container of the present invention will be described in detail with reference to the drawings.
FIG. 1 is a cross-sectional view of an absorbent capacity-imparting container according to an embodiment, and FIG. 2 is an explanatory view showing a fitted state when a lid is fitted to the container body of the outer container of the absorbent capacity-given container. 3 (a) is a plan view of the inner container, and FIG. 3 (b) is a bottom view. Fig.4 (a) is a top view of a sealing sheet, FIG.4 (b) is sectional drawing of the inner side container which sealed the upper opening part with the sealing sheet.
[0013]
As shown in FIG. 1, the structure of the absorbent capacity-imparting container (10) of one embodiment of the present invention is an outer container in which a lid (120) is opened and closed via a hinge (101) on a cup-shaped container body (110). (100) is a container that accommodates and accommodates a cup-shaped inner container (200) having an open top in a container main body (110) of an outer container (100). The outer container is made of polypropylene or the like. It is made by injection molding using a relatively rigid thermoplastic resin, and the inner container is made of a thermoplastic resin containing an absorbent material such as a moisture absorbent, oxygen absorbent, carbon dioxide absorbent, ethylene gas absorbent. It is produced by an injection molding method.
[0014]
As shown in FIG. 1, the outer container (100) has a lid (120) that opens and closes via a hinge (101) above the container body (110). The container body (110) is provided with a thin and flexible lid fitting cylinder (115) having an occlusal ring (116) on the upper end outer peripheral surface on the upper surface of a cylindrical peripheral wall (111), A lid receiving ring (113) is provided on the outer peripheral surface of the upper end of the peripheral wall, and a plurality of engaging projections (114) for engaging the inner container (200) are partially provided at equal intervals in the circumferential direction on the inner peripheral surface of the upper end portion of the peripheral wall. For example, four pieces are provided continuously or in a ring shape, and a bottom plate (112) is provided inside the lower end of the peripheral wall (111). The lid (120) is formed from the top plate (121) and the peripheral wall (123). A sealing ring (122) is provided on the lower surface of the top plate so as to closely contact the inner corner of the upper end of the lid fitting tube (115) of the container body and the outer peripheral surface of the tip, and the container is formed on the inner peripheral surface of the peripheral wall. An occlusal ring (124) with the main body is provided, and an opening / closing knob (on the outer peripheral surface facing the hinge (101)) is provided. Is intended to protrude from the 25).
[0015]
As shown in FIG. 1, the inner container (200) is provided with a bottom plate (213) inside the lower end of a cylindrical peripheral wall (211), and the outer diameter of the upper end of the peripheral wall is set to the container of the outer container (100). The figure shows that the inner peripheral surface of the peripheral wall (111) of the outer container (100) is in contact with the outer peripheral surface of the peripheral wall (211) so as to engage with the inner diameter of the engaging projection (114) of the main body (110). 3 (a) and 3 (b) are provided with knurled eyes (212) having a vertical streak shape. Further, on the lower surface of the disc-shaped bottom plate (213), as shown in FIG. 3 (b), a plurality of leg ribs (214) from the outer peripheral edge to the central direction are radially arranged at equal intervals in the circumferential direction, for example, 4 A book is provided.
[0016]
Moreover, as shown in FIG.4 (b), by adhering a sealing sheet (300) to the surrounding wall (211) top | upper surface of an inner side container (200) so that peeling is possible, an upper opening part is sealed. Virginity up to the time of use can be imparted. As shown in FIG. 4A, the sealing sheet is provided with an opening knob (301) for easy opening on one side. When the inner container is accommodated in the outer container, the opening knob is naturally bent upward. When opening the inner container, the opening knob is pulled upward with a finger so that the sealing sheet is moved to the inner side. It peels from the container. In addition, since the method of adhering the sealing sheet to the inner container is usually performed by a heat sealing method such as a heat sealing method, the sealing sheet is a resin layer in which the adhesive layer with the inner container can be heat-sealed. A multilayer sheet or a single-layer sheet made of a resin that can be heat-sealed with the inner container is used. In addition, the inner side container which adhere | attached and sealed the above-mentioned upper opening part by the sealing sheet could be used also as a refilling container.
[0017]
In addition, the absorbent capacity-imparting container of the present invention changes the additive and amount added to the thermoplastic resin of the inner container, so that moisture, oxygen, carbon dioxide gas, ethylene gas, etc. in the container can be adjusted to the intended purpose. Can be absorbed.
[0018]
【The invention's effect】
The absorbent capacity-imparting container of the present invention is a container in which an inner container having an absorbent capacity is housed inside the outer container, and knurled eyes are formed on the outer peripheral surface of the inner container, and the bottom plate of the inner container A leg rib is provided on the lower surface, the absorption area is wide, and the container has a high absorption capacity for moisture, gas and the like in the container.
[0019]
Moreover, since the absorption capability provision container of this invention does not need to heat-seal the inner surface of an outer side container, and the outer surface of an inner side container, arbitrary thermoplastic resins can be used for an outer side container and an inner side container.
[0020]
In addition, the absorbent capacity imparting container of the present invention, when the lid is fitted to the container body of the outer container, the occlusal ring of the lid fitting cylinder of the container body and the occlusal ring of the peripheral wall of the lid are engaged, Since the outer peripheral surface of the front end portion of the sealing ring of the top plate of the lid is in close contact with the upper-end inner corner of the lid fitting cylinder of the container body, the sealing performance of the container is good.
[0021]
Further, the absorbent capacity-imparting container of the present invention can impart the virginity of the container by releasably adhering the sealing sheet to the top surface of the inner wall of the inner container. The inner container in which the opening is sealed can also be used as a refill container. .
[Brief description of the drawings]
FIG. 1 is a cross-sectional view of an absorbent capacity-imparting container according to an embodiment of the present invention.
FIG. 2 is an explanatory view showing a fitting state when a lid is fitted to the container body of the outer container of the absorbent capacity-imparting container shown in FIG.
FIG. 3A is a plan view of an inner container, and FIG. 3B is a bottom view.
4A is a plan view of a sealing sheet, and FIG. 4B is a cross-sectional view of an inner container in which an upper opening is sealed with the sealing sheet.
[Explanation of symbols]
10 ... Absorbing capacity imparting container 100 ... Outer container 101 ... Hinge 110 ... Container body 111, 123, 211 ... Peripheral wall 112, 213 ... Bottom plate 113 ... Lid receiving ring 114 ... Engaging projection 115 ... ... Lid fitting cylinders 116, 124 ... Occlusal ring 120 ... Lid 121 ... Top plate 122 ... Sealing ring 125 ... Opening / closing knob 200 ... Inner container 212 ... Knurled eye 214 ... Leg rib 300 ... Sealing sheet 301 …… Opening knob

Claims (2)

Inside the plastic outer container whose lid is opened and closed via a hinge on the container body, the inner container made of a thermoplastic resin containing an absorbent material and opened upward is attached to the container body of the outer container. The outer container is provided with a thin lid fitting tube having an occlusal ring with the lid on the upper peripheral surface on the upper surface of the peripheral wall of the container body, and on the inner peripheral surface of the upper end, An engagement protrusion for engaging the inner container is provided, an occlusal ring with the container body is provided on the inner peripheral surface of the peripheral wall of the lid, and an upper-end inner corner of the lid fitting cylinder of the container body is provided on the lower surface of the top plate. A sealing ring that closely contacts the outer peripheral surface of the outer peripheral portion and the distal end portion, and the inner container is provided on the outer peripheral surface of the peripheral wall with a vertical knurled eye that is in contact with the inner peripheral surface of the outer peripheral wall of the outer container. On the lower surface, leg ribs from the outer peripheral edge to the center are radiated at equal intervals in the circumferential direction. Absorbing capacitation container, characterized in that a plurality of provided. The absorbent capacity-imparting container according to claim 1, wherein an upper opening is sealed by adhering a sealing sheet to the top surface of the inner wall of the inner container in a peelable manner.

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