JP6377014B2 - Double container - Google Patents

Description

  The present invention relates to a double container including an inner container for refilling (refilling) and an outer container. In particular, the present invention is intended to facilitate the exchange of the inner container and improve the degree of freedom in designing the appearance of the container.

  2. Description of the Related Art Conventionally, as a container for storing contents such as cream, a double container including an inner container and an outer container for refilling contents is known. In such a double container, when replacing the inner container, it is necessary to remove the inner container from the outer container. For example, the inner container is picked up and pushed up, and the inner container is pushed up to the bottom of the outer container main body. For example, it is possible to provide a through-hole for opening, or to use a coin or the like. For example, in Patent Document 1, a pressing portion that can be rotated by a pressing operation is provided in the inner container, and a notch portion that exposes the pressing portion is provided in the outer container, and the engaged portion that can lock the pressing portion. A stop is provided.

JP 2010-195484 A

  However, when adopting the above-described procedure for removing the inner container, a relatively large force is required to remove the inner container, or in order to provide a through hole and a notch, There is a problem that a restriction occurs. It is also desirable that the exchange procedure is easy to understand, and particularly easy for the elderly.

  The present invention has been developed to solve such a problem, and an object of the present invention is to provide a double container that can facilitate the exchange of the inner container and improve the degree of freedom in the external appearance design of the container. And

That is, the gist configuration of the present invention is as follows.
1. In a double container comprising an inner container for refill comprising a bottomed cylindrical content container and an outer container comprising a bottomed tubular inner container container,
Between the inner container and the outer container, there is provided a fitting part that prevents the contents container from coming out by fitting over the contents container when the contents container is inserted into the inner container container. And
The inner container includes a movable part that can swing through a pivotal support part,
When one side portion of the movable portion with respect to the pivot portion is pulled up, the other side portion is pressed against the outer container with the lifting, and the inner container moves upward, and the fitting is released. Heavy container.

2. The movable part has an arc shape and can swing through the two pivotal support parts. When the part between the pivotal support parts is pulled up, the outer part of the pivotal support part is pressed against the outer container along with the lifting. The double container according to claim 1, wherein the inner container moves upward and the fitting is released.

3. The said 2 double container provided with the said movable part which makes | forms a pair of arc shape arrange | positioned facing each other.

4). The movable part is at least a part of a flange part formed on the upper outer peripheral side of the content container part, and a part between the two pivotal support parts is via a thin part that can be broken by pulling up the part. The two or three double containers connected to the content container.

5. The double container according to any one of 1 to 4, wherein the movable part and the pivotal support part are formed integrally with the inner container.

  According to the present invention, when the inner container is exchanged, the inner container is moved upward by the action of the lever that pushes the other side part against the outer container by pulling up the one side part with respect to the pivotal support part of the movable part. Thus, the inner container and the outer container can be removed from each other, so that the inner container can be easily removed. Further, it is not necessary to provide the outer container with a through hole or a notch for pressing the inner container in order to remove the inner container.

  Therefore, according to the present invention, it is possible to provide a double container capable of facilitating the exchange of the inner container and improving the degree of freedom in designing the appearance of the container.

It is a partial cross section side view of the double container which concerns on one Embodiment of this invention. It is a figure which shows the new inner container for the double container of FIG. 1, (a) is a top view, (b) is a partial cross section side view. It is a partial cross section side view for demonstrating the exchange procedure of the inner container in the double container of FIG. 1, removes an outer container cap, pulls up the one side part with respect to the pivot part of a movable part, and moves an inner container upwards. The state which the fitting with the inner container and the outer container removed is shown. It is a partial cross section side view for demonstrating the exchange point of the inner container in the double container of FIG. 1, and shows the state which pulled up the inner container from the state of FIG. It is a partial cross section side view for demonstrating the exchange point of the inner container in the double container of FIG. 1, (a) is the inside of an outer container after removing the new inner container of FIG. 2 further from the state of FIG. The inserted state is shown, and (b) shows the state where the insertion of (a) is completed.

Hereinafter, with reference to FIGS. 1-5, the double container 1 which concerns on one Embodiment of this invention is illustrated and demonstrated in detail.
In the present specification, the vertical direction means a direction along the center axis O of the inner container 10 and the outer container 20, and the upper side is the side where the opening 12 of the content container 11 of the inner container 10 is located. (For example, the upper side in FIG. 1) and the lower side mean the side (for example, the lower side in FIG. 1) on which the bottom wall portion 11b of the content container 11 is located.

  As shown in FIGS. 1 to 2, the double container 1 according to this embodiment includes an inner container 10 for refilling, an outer container 20, and an outer container cap 30. The inner container 10 includes a bottomed cylindrical content storage portion 11 centering on the axis O. In other words, the contents accommodating portion 11 is formed with an opening 12 at an upper portion thereof and a peripheral wall portion 11a and a bottom wall portion 11b. An annular outward wall portion 13 extending outward in the radial direction is connected to the upper end portion of the peripheral wall portion 11a. On the outer peripheral edge of the outward wall portion 13, an annular wall portion 14 having a cylindrical shape is suspended. An annular inward convex portion 15 (fitting portion) is provided around the inner peripheral surface of the annular wall portion 14.

  A flange portion 16 is formed on the outer peripheral surface of the annular wall portion 14 so as to be disposed over substantially the entire circumference and to extend radially outward. In this embodiment, the flange portion 16 is composed of a pair of arc-shaped movable portions 16a that are arranged to face each other. A pair of arcuate movable portions 16 a are connected to the outer peripheral surface of the annular wall portion 14 via two pivotal support portions 17. Moreover, the part between the two pivotal support parts 17 of each movable part 16a is connected to the outer peripheral surface of the annular wall part 14 via two thin parts 18 that can be broken by pulling up the part. And each movable part 16a becomes rockable via the two pivotal support parts 17 by the fracture | rupture of the thin part 18, and when the part between the pivotal support parts 17 is pulled up, as shown in FIG. The outer portion 17 is pressed against the support surface 23b of the outer container 20 so that the inner container 10 moves upward, and the fitting between the inner container 10 and the outer container 20 is released. Each movable portion 16a has a substantially L shape in the longitudinal section.

  In the present embodiment, the inner container 10 is formed by integral molding using synthetic resin material injection molding. Therefore, the movable part 16 a and the pivotal support part 17 are formed integrally with the inner container 10. Further, as shown in FIG. 2, the annular seal protrusion 13 a formed on the upper surface of the outwardly facing wall portion 13 of the new inner container 10 has a content such as cream accommodated in the content accommodating portion 11. A seal S for maintaining the quality of C is detachably attached.

  As shown in FIG. 1, the outer container 20 includes a bottomed cylindrical inner container storage portion 21 centering on an axis O that can store the inner container 10. That is, the inner container storage portion 21 has an opening 22 at the top thereof, and includes an outer peripheral wall portion 21a and a bottom wall portion 21b. A step portion 23 whose diameter is increased downward is formed at the upper end portion of the outer peripheral surface of the outer peripheral wall portion 21a. On the outer peripheral surface of the step portion 23, an annular outward convex portion 23 a (fitting portion) that can be fitted to the aforementioned annular inward convex portion 15 (fitting portion) of the inner container 10 is formed. In other words, in this example, the inward convex portion 15 and the outward convex portion 23a allow the content accommodating portion 11 to come out by fitting over the other when the content accommodating portion 11 is inserted into the inner container accommodating portion 21. The fitting part which disturbs is comprised. Further, the upper surface of the stepped portion 23 is a support surface 23b against which the outer portion of the pivot portion 17 in each movable portion 16a is pressed when the inner container 10 is replaced. A male screw portion 24 is formed below the step portion 23.

  As shown in FIG. 1, the outer container cap 30 includes a cylindrical outer wall portion 31 and a dome-shaped top wall portion 32 that closes the upper end portion of the outer wall portion 31. On the inner peripheral surface of the outer wall portion 31, a female screw portion 33 that is screwed into the male screw portion 24 described above is formed. A disc-shaped packing 34 is attached to the lower surface of the top wall portion 32, and the annular seal protrusion 13 a formed on the upper surface of the outward wall portion 13 of the inner container 10 and the packing 34 are in close contact with each other. Thus, the content container 11 is sealed. The top wall portion 32 is not limited to a dome shape, and may have an arbitrary shape such as a flat shape or a concave shape.

  According to the double container 1 having such a configuration, when the contents C are used up, the inner container 10 can be replaced with a new inner container 10 in the following manner. That is, first, as shown in FIG. 3, when the portion between the two pivotal support portions 17 of each movable portion 16a is pulled up while breaking the thin-walled portion 18 (see FIG. 2A), the pivotal support portion accompanies the lifting. The outer portion of 17 is pressed against the support surface 23b of the outer container 20, and the inner container 10 is moved upward by the action of the lever, so that the inner convex portion 15 of the inner container 10 and the outer convex portion 23a of the outer container 20 are moved. And disengagement. And as shown in FIG. 4, the inner container 10 can be taken out from the outer container 20 only by pulling up the inner container 10 through each finger | toe through each movable part 16a. After taking out the inner container 10 in this way, the seal S is removed from the new inner container 10 as shown in FIG. 2, and the new inner container 10 is inserted into the outer container 20 as shown in FIG. Thus, the replacement of the inner container 10 can be completed.

  As described above, the double container 1 according to the present embodiment includes an inner container 10 for refill including a bottomed cylindrical content container 11 and an outer container including a bottomed cylindrical inner container container 21. In the double container 1 including the container 20, the contents are accommodated between the inner container 10 and the outer container 20 by overcoming and fitting each other when the contents accommodating part 11 is inserted into the inner container accommodating part 21. A fitting portion (in this example, an inwardly projecting portion 15 and an outwardly projecting portion 23 a) that prevents the portion 11 from coming out is provided, and the inner container 10 has a movable portion 16 a that can swing via a pivotal support portion 17. When the one side part with respect to the pivot part 17 of the movable part 16a is pulled up, the other side part is pressed against the outer container 20 along with the lifting, and the inner container 10 moves upward, and the fitting is released. ing.

  Therefore, when the inner container 10 is replaced, the inner container 10 is moved upward by the action of the lever that pushes the other side part against the outer container 20 by pulling up the one side part of the movable part 16a with respect to the pivotal support part 17. Since the fitting between the inner container 10 and the outer container 20 can be released, the inner container 10 can be easily removed. Further, it is not necessary to provide the outer container 20 with a through hole or a notch for pressing the inner container 10 in order to remove the inner container 10. Therefore, according to the present embodiment, the exchange of the inner container 10 can be facilitated and the degree of freedom in designing the appearance of the container can be improved.

  Further, in the double container 1 according to the present embodiment, the movable portion 16a is arcuate and can be swung via the two pivot portions 17, and when the portion between the pivot portions 17 is pulled up, Accordingly, the outer portion of the pivotal support portion 17 is pressed against the outer container 20, the inner container 10 moves upward, and the fitting is released. Therefore, the inner container 10 and the outer container 20 can be easily detached from each other with a simple configuration.

  In addition, the double container 1 according to the present embodiment includes a pair of arc-shaped movable portions 16a arranged to face each other. Therefore, the fitting between the inner container 10 and the outer container 20 can be easily removed, and after the fitting is removed, the inner container 10 is stably pulled up through the fingers through the pair of arc-shaped movable parts 16a. Can do.

  Further, in the double container 1 according to the present embodiment, the movable portion 16a is at least a part of the flange portion 16 formed on the upper outer peripheral side of the content accommodating portion 11, and a portion between the two pivot portions 17 is The content container 11 is connected through a thin portion 18 that can be broken by pulling up the portion. Therefore, when the inner container 10 is attached to the outer container 20, the movable part 16a does not get in the way, and the movable part 16a does not impair the appearance of the container after being attached to the outer container 20.

  Furthermore, in the double container 1 according to the present embodiment, the movable portion 16 a and the pivot portion 17 are formed integrally with the inner container 10. Therefore, an increase in the number of parts can be suppressed and an increase in cost can be suppressed.

  The above description shows only one embodiment of the present invention, and various modifications can be made within the scope of the claims. For example, the shape of the movable portion 16a is not limited to an arc shape, and may be other shapes. It is also possible to provide one or three or more movable parts 16a. Further, one or more thin portions 18 may be provided for each movable portion 16a, or the thin portions 18 may not be provided. Further, the fitting portions (inward convex portion 15 and outward convex portion 23a) do not necessarily need to be provided between the annular wall portion 14 of the inner container 10 and the upper end portion of the outer peripheral wall portion 21a of the outer container 20. You may provide in this part.

DESCRIPTION OF SYMBOLS 1 Double container 10 Inner container 11 Content storage part 11a Perimeter wall part 11b Bottom wall part 12 Opening part 13 Outward wall part 13a Seal protrusion 14 Annular wall part 15 Inward convex part (fitting part)
16 flange part 16a movable part 17 pivot part 18 thin part 20 outer container 21 inner container storage part 21a outer peripheral wall part 21b bottom wall part 22 opening part 23 step part 23a outward convex part (fitting part)
23b Support surface 24 Male thread part 30 Outer container cap 31 Outer wall part 32 Top wall part 33 Female thread part 34 Packing O Axis C Contents S Seal

Claims (5)

In a double container comprising an inner container for refill comprising a bottomed cylindrical content container and an outer container comprising a bottomed tubular inner container container,
Between the inner container and the outer container, there is provided a fitting part that prevents the contents container from coming out by fitting over the contents container when the contents container is inserted into the inner container container. And
The inner container includes a movable part that can swing through a pivotal support part,
When one side portion of the movable portion with respect to the pivot portion is pulled up, the other side portion is pressed against the outer container with the lifting, and the inner container moves upward, and the fitting is released. Heavy container.   The movable part has an arc shape and can swing through the two pivotal support parts. When the part between the pivotal support parts is pulled up, the outer part of the pivotal support part is pressed against the outer container along with the lifting. The double container according to claim 1, wherein the inner container moves upward and the fitting is released.   The double container of Claim 2 provided with the said movable part which makes a pair of arc shape arrange | positioned facing each other.   The movable part is at least a part of a flange part formed on the upper outer peripheral side of the content container part, and a part between the two pivotal support parts is via a thin part that can be broken by pulling up the part. The double container of Claim 2 or 3 connected to the said content accommodating part.   The double container according to any one of claims 1 to 4, wherein the movable part and the pivotal support part are formed integrally with the inner container.

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