JP2017145055A - Opening/closing lid, packaging container using the same, and package - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an opening/closing lid having high resealing performance, facilitating engagement/disengagement of a locking mechanism by opening/closing the lid while resistance is reduced and enabling reduction of wear in an engagement portion and stable engagement for a long time, a packaging container using the opening/closing lid, and a package.SOLUTION: In an opening/closing lid, an outer lid 1 and an inner lid 2 are integrally formed via a hinge 3. A lock portion 4 and lock reception portions 7 with which the lock portions are engaged are formed in a side end portion of the outer lid and a side end portion of the inner lid, respectively. The lock reception portions 7 are formed at two locations so as to sandwich the lock portion 4. An inner ring 11 and an inner ring reception portion 12 fitted to the inner ring are formed on a lower surface of the outer lid and an upper surface of the inner lid, respectively. An opening portion 13 is formed on the inner side of the inner ring reception portion. Th lock portion includes: a curved portion 5 having a curved longitudinal section; and a finger hook portion 6 provided in the curved portion in an extending manner. The lock reception portion includes engagement projections 8, and the engagement projections are fitted into the curved portion for engagement.SELECTED DRAWING: Figure 3

Description

  The present invention relates to an open / close lid, a packaging container using the lid, and a package.

  Wet thin paper and non-woven fabric (hereinafter referred to as wet tissue) have been used in place of wet towels for wiping hands and faces, wiping the baby's butt, or wiping toilet seats and floors. These are in a state where water is impregnated with various chemicals, for example, aqueous solutions of alcohols, moisturizers, and cleaning agents.

  This wet tissue is piled up alternately and accumulated so that it can be taken out one by one, and wrapped, and even after opening and closing the container packaging repeatedly, the remaining wet tissue is sealed after resealing so that it does not dry It is packaged by a highly packaged container.

  As an example, a sheet-shaped outer lid that covers the outlet and has an adhesive layer formed on the back surface is formed so as to be peelable. There is a packaging bag (Patent Document 1).

  This packaging bag is convenient to carry when you go out, but when you reseal it, it takes time to put the lid on the bag outlet so that there are no wrinkles. It is troublesome to use in

  For this reason, when used at home, etc., a lid is attached to a container body molded of plastic or the like, and the packaging bag is stored in a container that is easy to open and close and has good sealing properties even when resealed. Has been. For example, a container body, a lid body that is attached to the opening of the container body, and a small lid. When the outlet of the lid body is sealed with a small lid, the closed small lid is locked with a lock mechanism. There is a container that seals the outlet of the lid body.

  Such a container locking mechanism is composed of a locking projection on the lid body extending in the lateral direction and a locking projection on the small lid extending in the lateral direction, and a locking projection on the lid body and a locking projection on the small lid. Are overcome and locked together (Patent Document 2).

  Also, there is a type in which a container body is used as a packaging bag, and a lid that can be opened and closed is attached to the packaging bag. As an example of this, an annular frame having an opening surrounding the film label-shaped lid 22 for sealing the outlet provided on the upper surface of the packaging bag, and an opening from the surface side of the frame. There is a lid member that has a lid member that closes the portion, and an adhesive member that fixes the frame body 1 to the upper surface of the packaging bag is provided on the back surface of the frame body (Patent Document 3).

In this lid locking mechanism, a locking portion protruding outward is formed on the frame body, and a locking piece portion protruding inward provided on the lid member is engaged with the locking portion. ing.
Known documents are shown below.

JP 63-33280 A JP 2001-97421 A JP 2011-25980 A

  In the lock mechanisms described in Patent Documents 1 and 2, the protrusions that protrude in the horizontally long shape are locked by getting over each other. Therefore, resistance is large when opening the lid, and the body side must be pressed by hand and the lid must be opened by the other hand. In addition, there is a problem that the engaged portion is easily worn and the strength of the engaging strength is poor when repeatedly used over a long period of time.

  The present invention has a high sealing performance after re-sealing, can be easily performed with little resistance to engagement and release of the lock mechanism when the lid is opened and closed, and can be stably engaged for a long time with little wear on the engagement portion. It is an object to provide an openable / closable lid, a packaging container using the lid, and a package.

The present invention has been made in view of the problems, and the invention of claim 1 is an opening / closing lid in which an outer lid and an inner lid are integrally formed via a hinge,
A lock portion is formed at a side end portion of the outer lid, and a lock receiving portion for engaging the lock portion is formed at a side end portion of the inner lid, and the lock receiving portion sandwiches the lock portion. An inner ring is formed on the lower surface of the outer lid, and an inner ring receiving portion is formed on the upper surface of the inner lid to be fitted to the inner ring, and an opening is provided on the inner side of the inner ring receiving portion. ,
The lock portion includes a curved portion having a curved longitudinal section and a finger hook portion extending to the curved portion, and the lock receiving portion is provided with an engaging protrusion, and the engaging protrusion is the curved portion. It is an opening / closing lid | cover characterized by being fitted in and engaging.

  The invention according to claim 2 of the present invention is an opening / closing lid in which the lock receiving portion of the opening / closing lid according to claim 1 is divided.

  According to a third aspect of the present invention, the lower surface of the inner lid and the packaging are arranged such that the opening of the opening / closing lid according to the first aspect overlaps an outlet for the contents provided on one surface of the packaging bag. A packaging container is characterized in that one surface of a bag is adhered via an adhesive.

  According to a fourth aspect of the present invention, there is provided a packaging body in which an accumulation of wet paper or nonwoven fabric is packaged in the packaging bag according to the third aspect.

  The opening lid of the present invention, the packaging container using the same, and the package body have high sealing performance after resealing, can be easily performed with little resistance to engagement and release of the locking mechanism when the lid is opened and closed, and The engagement portion is less worn and stable engagement can be obtained for a long time.

(A) It is explanatory drawing which showed the examination technique typically with the plane. (B) It is explanatory drawing which saw through the XX cross section of FIG. 1 (A). (A) It is explanatory drawing which showed typically the package body of the packaging container which attached examination technology by the side surface. FIG. 3B is an enlarged view of a portion Y surrounded by a circle in FIG. It is explanatory drawing which showed typically embodiment of the opening-and-closing lid | cover of this invention with the plane. It is explanatory drawing which showed the state closed by embodiment of the opening-and-closing lid | cover of this invention typically with the plane.

<Investigation technology>
Prior to the description of the present invention, a study technique studied for reaching the present invention will be described.
FIG. 1A is an explanatory diagram schematically showing the examination technique in plan view, FIG. 1B is an illustration showing a cross section XX of FIG. 1A, and FIG. Explanatory drawing which showed typically the package of the attached packaging container by the side, (B) is the enlarged view of the part Y enclosed with the circle | round | yen of FIG. 2 (A).

  As shown in FIGS. 1A and 1B, the open / close lid 100 of the study technique is formed by integrally forming an outer lid 1 and an inner lid 2 via a hinge 3. The hinge 3 is provided in two places, so that the bent portion (folding position) can be stably bent without shifting and a sufficient repulsive force can be obtained. For this reason, the hinges 3 may be provided at two or more locations as necessary.

  A lock portion 4 is provided at a side end portion of the outer lid 1, and the lock portion 4 is opened in a direction toward the upper surface side of the outer lid 1 as shown in FIGS. The curved portion 5 has a groove-like shape along the longitudinal direction of which the longitudinal section is curved, and the finger hook portion 6 extended to the curved portion 5. Further, a lock receiving portion 7 that engages the lock portion 4 is formed at a side end portion of the inner lid 2, and an engagement protrusion 8 is provided on the lock receiving portion 7.

As shown in FIG. 2, the engaging protrusion 8 is fitted into and engaged with the groove-shaped portion where the direction of the upper surface side of the outer lid 1 is open in the curved portion 5 whose longitudinal section is curved. It is like that. For this reason, it is preferable to form the shape of the engagement protrusion 8 into a curved surface such as a hemispherical dome shape in accordance with the shape inside the curved portion 5. The strength of the fitting can be adjusted by the degree of protrusion of the engaging protrusion 8.
In this examination technique, the lock receiving portion 7 is provided in the center of the side end portion, and the engagement protrusions are provided at two locations on both sides which are surfaces facing the lock receiving portion 7 in the longitudinal direction of the side end portion of the inner lid 2. 8 is provided (see FIG. 1A). Then, the lock receiving portion 7 enters the engagement hole 9 provided in the center portion of the bending portion 5 of the horizontally long lock portion 4, and the engagement protrusions 8 are formed at the bending portion 5 at two positions on both sides of the engagement hole 9. (See FIGS. 2A and 2B).

  In addition, an inner ring 11 made of a ring-shaped protrusion is formed in a central manner on the bottom surface of the outer lid 1 (when the lid is covered). In addition, an inner ring receiving portion 12 that is fitted to the inner ring 11 is formed in a center portion on the upper surface of the inner lid 2 so as to stand upward.

  Then, the inner ring 11 is fitted into the inner ring receiving portion 12 with the lid being covered. In the present study technique, the inner ring receiving portion 12 includes two ring-shaped protrusions, and the inner ring 11 enters and fits into a groove portion between the two rings.

  An opening 13 is provided on the inner side surrounded by the inner ring receiving portion 12. The lower surface of the inner lid 2 is attached so that the opening 13 is aligned with the outlet of the packaging bag 16 as the container body. As a result, the contents taken out from the outlet of the packaging bag 16 can be taken out from the opening 13.

  On the upper surface of the outer edge portion of the inner lid 2, an inner lid side wall 14 is provided in a ring shape so as to stand upward, and the lock receiving portion 7 is formed at the position of the side end of the inner lid side wall 14. Has been. Further, an outer lid side wall 15 is provided in a ring shape on the lower surface (in a covered state) of the outer edge portion of the outer lid 1 so as to hang downward. A lock portion 4 is formed at the position of the side end portion.

  The opening / closing lid 100 can be attached to a packaging bag 16 as a container body and used as a packaging container. FIG. 2A shows a package in which contents are stored in the packaging container. As described above, the opening 13 of the opening / closing lid 100 is attached to the outlet 17 of the contents provided on one surface of the packaging bag 16 of the container body.

  And the contents 18 are packaged in the packaging bag 16, and the package body is formed. The content 18 is an accumulation of thin paper or nonwoven fabric that is impregnated with an aqueous solution of a drug, such as alcohol, a moisturizing agent, or a cleaning agent.

  The opening / closing lid 100 is attached to the packaging bag 16 as a container body by using an adhesive (including an adhesive) provided on one or both surfaces of the lower surface of the inner lid 2 and one surface of the packaging bag 16. It is attached by gluing.

  By attaching with the adhesive, when the content 18 is lost, it can be replaced with the packaging bag 16 containing the new content 18. However, in order to make the sealing performance of this structure significantly work, it is preferable that the opening / closing lid 100 is bonded to the packaging bag 16 without any gaps around the entire periphery.

  In FIG. 2A, the opening / closing lid 100 is folded back by the hinge 3, and the outer lid 1 covers the inner lid 2 attached to the packaging bag 16. At this time, the inner ring 11 of the outer lid 1 is fitted with the inner ring receiving portion 12 of the inner lid 2.

  Then, as shown in the enlarged view of FIG. 2 (B), the lock receiving portion 7 is formed in a groove-like portion that is open on the inner side of the curved portion 5 of the lock portion 4 and on the upper surface side of the outer lid 1. The engaging protrusions 8 are engaged. In addition, since the finger hooking portion 6 that protrudes upward is extended at the tip of the bending portion 5, in order to engage the bending portion 5 with the engaging protrusion 8, the finger hooking portion 6 is pushed down from above. If it does so, the protrusion 8 for engagement will be engaged so that the bending part 5 may be opened and it may wrap in the form fitted. Therefore, it can be locked with a soft touch.

  When releasing the engagement, if the finger hooking portion 6 is lifted from below, the bending of the bending portion 5 is reduced and the engagement protrusion 8 is released, and the engagement is easily released. In this way, since it is deformed and engaged and released, it is necessary to form the opening / closing lid 100 with a material that returns to its original state even when deformed.

<Embodiment>
Hereinafter, embodiments for carrying out the present invention will be described.
FIG. 3 is an explanatory view schematically showing the embodiment of the opening / closing lid of the present invention in a plan view, and FIG. 4 is an explanatory view schematically showing the state closed in the embodiment of the opening / closing lid of the present invention in a plan view. is there.

  In the opening / closing lid 200 of the embodiment, as shown in FIG. 3, the outer lid 1 and the inner lid 2 are integrally formed via the hinge 3. The hinge 3 is provided in two places, so that the bent portion (folding position) can be stably bent without shifting and a sufficient repulsive force can be obtained. For this reason, the hinges 3 may be provided at two or more locations as necessary.

  A lock portion 4 is provided at a side end portion of the outer lid 1, and the lock portion 4 is opened in the direction of the upper surface side of the outer lid 1 like the opening / closing lid 100, and the longitudinal direction of the side end portion of the outer lid 1 is opened. It comprises a curved portion 5 having a groove shape and a longitudinal section curved, and a finger hook portion 6 extending to the curved portion 5. A lock receiving portion 7 that engages the lock portion 4 is formed at the side end of the inner lid 2.

  The lock receiving portion 7 is provided with an engaging protrusion 8, and the engaging protrusion 8 is fitted into the bending portion 5 to be engaged therewith. For this reason, it is preferable to form the shape of the engaging protrusions 8 and 8 into a curved surface such as a hemispherical dome shape in accordance with the shape inside the curved portion 5. The strength of the fitting can be adjusted by the degree of protrusion of the engaging protrusion 8.

  Unlike the opening / closing lid 100, the opening / closing lid 200 of the embodiment is divided into the lock receiving portions 7 as shown in FIG. 3, and is provided at two locations. However, it is provided to face each other. Then, as shown in FIG. 4, the lock projection 4 is sandwiched between the two lock receiving portions 7 so that the engaging projections 8 are fitted into the curved portion 5 from two locations on both sides and engaged. Yes.

  In addition, an inner ring 11 made of a ring-shaped protrusion is formed in a central manner on the bottom surface of the outer lid 1 (when the lid is covered). In addition, an inner ring receiving portion 12 that is fitted to the inner ring 11 is formed in a center portion on the upper surface of the inner lid 2 so as to stand upward.

  Then, the inner ring 11 is fitted into the inner ring receiving portion 12 with the lid being covered. In the present embodiment, the inner ring receiving portion 12 is composed of a single ring-shaped protrusion, and the inner ring 11 is fitted to the outside of the single inner ring receiving portion 12.

  Further, an opening 13 is provided at a position away from the inner ring receiving portion 12 on the inner side surrounded by the inner ring receiving portion 12. The lower surface of the inner lid 2 is attached so that the opening 13 is aligned with the outlet of the packaging bag 16 as the container body. Thereby, the contents 18 taken out from the outlet 17 of the packaging bag 16 can be taken out from the opening 13.

  A ring-shaped outer lid side wall 15 is provided on the lower surface of the outer edge of the outer lid 1 (when the lid is covered) so as to hang downward. The lock part 4 is formed at the position of the part. A side wall is not provided on the upper surface of the outer edge portion of the inner lid 2, and a lock receiving portion 7 is formed from the upper surface of the inner lid 2 toward the side end portion.

  Similarly to FIG. 2A of the opening / closing lid 100, the opening / closing lid 200 can be attached to the packaging bag 16 as a container body and used as a packaging container. As described above, the opening 13 of the opening / closing lid 200 is attached to the content outlet 17 provided on one surface of the packaging bag 16 of the container body.

  And the contents 18 are packaged in the packaging bag 16, and the package body is formed. The content 18 is an accumulation of thin paper or nonwoven fabric that is impregnated with an aqueous solution of a drug, such as alcohol, a moisturizing agent, or a cleaning agent.

  The opening / closing lid 200 is attached to the packaging bag 16 as a container body by using an adhesive (including an adhesive) provided on one or both surfaces of the lower surface of the inner lid 2 and one surface of the packaging bag 16. It is attached by gluing. By attaching with the adhesive, when the content 18 is lost, it can be replaced with the packaging bag 16 containing the new content 18.

  The opening / closing lid 200 is folded back by the hinge 3, and the outer lid 1 covers the inner lid 2 attached to the packaging bag 16. At this time, the inner ring 11 of the outer lid 1 is fitted with the inner ring receiving portion 12 of the inner lid 2.

  The engaging protrusion 8 of the lock receiving portion 7 is engaged with the inside of the curved portion 5 of the lock portion 4. In addition, since the finger hooking portion 6 that protrudes upward is extended at the tip of the bending portion 5, in order to engage the bending portion 5 with the engaging protrusion 8, the finger hooking portion 6 is pushed down from above. If it does so, the protrusion 8 for engagement will be engaged so that the bending part 5 may be opened and it may wrap in the form fitted. Therefore, it can be locked with a soft touch.

  When releasing the engagement, if the finger hooking portion 6 is lifted from below, the bending of the bending portion 5 is reduced and the engagement protrusion 8 is released, and the engagement is easily released. Thus, since it is deformed and engaged and released, it is necessary to form the opening / closing lid 200 with a material that returns to its original state even when deformed.

The material for forming the opening / closing lid of the present invention needs to be a material that returns to its original shape even when deformed. Examples of such a material include low-density polyethylene, high-density polyethylene, and linear low-density polyethylene. Polyethylenes, polypropylene, or other polyolefin resins such as ethylene propylene rubber (EPR) or the like may be considered to impart packing properties.

  As described above, the opening / closing lid of the present invention has high sealing performance after resealing, can be easily performed with little resistance to engagement and release of the locking mechanism when the lid is opened / closed, and wear of the engaging portion is small. Ensuring stable engagement over a long period of time.

  The packaging container using the opening / closing lid has the above-described characteristics, and therefore, even when the container body is replaced, the engagement portion is less worn and stable engagement can be obtained for a long time. . Moreover, in a package using this, a thin paper or non-woven fabric assembly that has been impregnated with an aqueous solution such as a drug of contents, such as alcohol, a humectant, or a cleaning agent, is repeatedly opened and closed without drying. But it can be used for a long time.

100, 200 ... Opening / closing lid 1 ... Outer lid 2 ... Inner lid 3 ... Hinge 4 ... Locking part 5 ... Bending part 6 ... Finger hook part 7 ... Lock receiver Portion 8 ... engaging protrusion 9 ... engaging hole 11 ... inner ring 12 ... inner ring receiving portion 13 ... opening 14 ... inner lid side wall 15 ... outer lid side surface Wall 16 ... packaging bag 17 ... outlet 18 ... contents

Claims (4)

An open / close lid in which an outer lid and an inner lid are integrally formed via a hinge,
A lock portion is formed at a side end portion of the outer lid, and a lock receiving portion for engaging the lock portion is formed at a side end portion of the inner lid, and the lock receiving portion sandwiches the lock portion. An inner ring is formed on the lower surface of the outer lid, and an inner ring receiving portion is formed on the upper surface of the inner lid to be fitted to the inner ring, and an opening is provided on the inner side of the inner ring receiving portion. ,
The lock portion includes a curved portion having a curved longitudinal section and a finger hook portion extending to the curved portion, and the lock receiving portion is provided with an engaging protrusion, and the engaging protrusion is the curved portion. An opening / closing lid characterized by being fitted into and engaged with.   The opening / closing lid according to claim 1, wherein the lock receiving portion is divided.   The lower surface of the inner lid and one surface of the packaging bag are arranged with an adhesive so that the opening of the opening / closing lid according to claim 1 overlaps the outlet of the contents provided on one surface of the packaging bag. A packaging container characterized by being adhered.   A package comprising the wet bag of thin paper or non-woven fabric accumulated in the packaging bag according to claim 3.

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