JP2020183248A - Cap for container and container body - Google Patents

Abstract

To propose a cap for a container and a container body capable of being distributed with a repeatedly usable cap being mounted on a refill container.SOLUTION: A cap 1 for a container is mounted on a container body 10 in which protrusion parts 11a are provided in the radial direction intermittently in the circumferential direction in a flange part 11. The cap 1 for a container includes a holding member 20 for holding the flange part 11, and a lid body 50 which is mounted on the holding member 20. The holding member 20 includes a ring-shaped body part 21 which includes a holding space including an unlock space 23 which enables the protrusion parts 11a to be received from the lower direction and enables the protrusion parts 11a to be detached toward the lower direction, and a lock space 24 arranged on one side in the circumferential direction with respect to the unlock space 23 and for restricting the displacement of the protrusion parts 11a in the vertical direction. The body part 21 includes an upper plate facing an upper surface of the flange part 11. On a lower surface of the upper plate, a seal convex part 27a is provided for coming into contact with the upper surface of the flange part 11 and sealing an upper end opening in the radial direction.SELECTED DRAWING: Figure 1

Description

The present disclosure relates to a container cap and a container body that can be attached to the container body.

From the viewpoint of resource saving, a refill container filled with contents has been proposed as a main body container that can be used repeatedly and a refill container that can be housed in the main body lid (for example, Patent Document 1). ).

JP-A-2018-140833

By the way, in the refill container as described above, since the refill container is distributed by attaching a lid for temporary use in order to close the upper opening, the refill container can be used repeatedly. It could not be distributed while being housed in the lid.

An object of the present disclosure is to solve such a problem, and an object of the present invention is to provide a container cap and a container body that can be distributed with a refill container equipped with a reusable cap. To make a suggestion.

The container cap of the present disclosure is
A container body having a tubular peripheral wall, a bottom wall that closes the lower end of the peripheral wall, and a flange portion that extends radially outward from the upper end portion of the peripheral wall, and the flange portion is intermittently provided in the circumferential direction. A container cap to be attached to the container body, which is formed and has a protruding portion protruding outward in the radial direction.
A holding member that holds the flange portion and
It is provided with a lid that is attached to the holding member and closes the upper end opening of the container body.
The holding member is a holding space capable of holding the protruding portion, and is an unlock space that enables the receiving of the protruding portion from below and the detachment of the protruding portion in the downward direction, and the unlock space. It has a ring-shaped main body having the holding space, which is arranged on one side in the circumferential direction and has a lock space for restricting the displacement of the protruding portion in the vertical direction.
The main body portion is provided with an upper plate facing the upper surface of the flange portion, and the lower surface of the upper plate is provided with a seal convex portion that abuts on the upper surface of the flange portion and seals the upper end opening in the radial direction. It is characterized by being.

Further, in the above-described configuration, the container cap of the present disclosure preferably has a locking portion that is selectively arranged at a boundary portion between the unlocking space and the locking space.

Further, in the container cap of the present disclosure, in the above configuration, the locking portion is elastically supported so as to be movable in the vertical direction with respect to the main body portion, and the height is increased from the unlock space side toward the lock space side. It is preferable to have a tapered shape in which the thickness gradually increases.

Further, in the above-described configuration, the container cap of the present disclosure has the locking portion arranged on an operation portion connected to the main body portion via a hinge portion, and the operation portion is folded back at the hinge portion. It is preferable that the movement restricting member is arranged at the boundary portion.

Further, in the above-described configuration, the container cap of the present disclosure has a seal wall erected on the upper plate, and the seal wall is fitted to the lid to open the upper end opening. It is preferable to seal in the radial direction.

Further, the container body of the present disclosure is a container body to which any of the above container caps is attached, and the upper end opening is closed so as to be openable by a sealing material attached to the flange portion. To do.

According to the present disclosure, it is possible to propose a container cap and a container body that can be distributed with a refill container equipped with a reusable cap.

It is a top view which shows the state (locked state) which attached the container cap which concerns on 1st Embodiment of this disclosure to a container body. It is a top view of the container body to which the container cap which concerns on 1st Embodiment of this disclosure is attached. FIG. 1 is a cross-sectional view taken along the line AA in FIG. FIG. 2 is an enlarged cross-sectional view of a tapered shape portion (locking portion) in FIG. FIG. 4A is an enlarged view of a tapered shape portion (locking portion) viewed from the outside in the radial direction. FIG. 6 is an enlarged cross-sectional view showing a state in which the container body can be removed from the container cap by moving the tapered shape portion downward from the state of FIG. 4A. It is a bottom view which shows the state (locked state) which attached the container cap which concerns on 1st Embodiment of this disclosure to a container body. It is a bottom view which shows the state (unlocked state) which attached the container cap which concerns on 1st Embodiment of this disclosure to a container body. It is a top view which shows the state (locked state) which attached the container cap which concerns on 2nd Embodiment of this disclosure to a container body. 8 is an enlarged cross-sectional view (protruding portion movable state) of the movement restricting member (locking portion) portion in FIG. FIG. 9 is a view of a movement restricting member (locking portion) viewed from the outside in the radial direction. FIG. 9 is a diagram showing a state in which a movement restricting member (locking portion) is rotated around a hinge portion to restrict the movement of the protruding portion.

Hereinafter, the present disclosure will be described in more detail with reference to the drawings.

FIG. 1 is a top view showing a state in which the container cap 1 according to the first embodiment of the present disclosure is attached to the container body 10. The container cap 1 includes a ring-shaped holding member 20 for holding a protruding portion 11a (see FIG. 2) formed in a flange portion 11 extending radially outward from the upper end portion of the peripheral wall 15 of the container body 10, and a holding member 20. It is provided with a lid 50 configured to be mounted on the.

Here, the container main body 10 attached to the container cap 1 according to the present embodiment will be described. As shown in FIG. 3, the container body 10 has a tubular peripheral wall 15 that forms a storage space S for the contents, a bottom wall 17 that closes the lower portion of the container body 10, and a bottom wall 17 downward from the outer peripheral edge. A hanging pedestal 19, a flange portion 11 extending radially outward from the upper end portion of the peripheral wall 15, and a protruding portion 11a (see FIG. 2) that is intermittently formed in the circumferential direction and projects radially outward from the flange portion 11. I have. In the present embodiment, the protrusions 11a are provided at four locations around the central axis O at equal intervals in the circumferential direction.

Further, when the container body 10 as a refill container is not in use, a thin-walled synthetic resin sealing material 13 is attached to the upper surface of the flange portion 11 as shown by a broken line in FIG. 4A. In the present embodiment, the sealing material 13 is detachably attached to the flange portion 11 by heat welding. The sealing material 13 closes the upper end opening 12 of the container body 10 when not in use so that it can be opened.

In the present embodiment, the container body 10 can be formed by, for example, injection molding or the like. Further, the molding is not limited to injection molding, and may be formed by other molding methods such as sheet molding (thermoform). As the material of the container body 10, for example, synthetic resin materials such as polypropylene (PP), polyethylene (PE), polystyrene (PS) and polyethylene terephthalate (PET) can be used.

In the present specification, claims, abstracts and drawings, the side where the flange portion 11 is located is the upper side (upper side in FIG. 3), and the side where the bottom wall 17 is located is the lower side (lower side in FIG. 3). .. Further, the radial outer side is a direction toward the outside along a straight line perpendicular to the central axis O through the central axis O of the container cap 1 in FIG. 3, and the radial inner side is a center along the straight line. It shall mean the direction toward the axis O.

Next, the holding member 20 constituting the container cap 1 will be described. As shown in FIG. 1, the holding member 20 has a ring-shaped main body 21 provided around the central axis O and a tapered portion 29a (locking portion) that regulates the movement of the protruding portion 11a held by the holding member 20. ) And.

As shown in FIG. 1, the main body 21 is a ring-shaped member formed around the central axis O, and has a holding space 22 for holding the protrusion 11a inside. The holding space 22 has an unlock space 23 that enables the reception of the protruding portion 11a from the downward direction and the detachment of the protruding portion 11a in the downward direction, and one of the circumferential directions with respect to the unlock space 23 (upper surface of FIG. 1). It is arranged on the counterclockwise side in the visual direction), and has a lock space 24 that regulates the vertical displacement of the protruding portion 11a.

The unlock space 23 is provided with an unlock upper plate 23a that regulates the displacement of the upward protruding portion 11a above the unlock space 23, but is not provided with a regulating member below. Therefore, the protruding portion 11a formed on the flange portion 11 of the container body 10 shown in FIG. 2 can be removed from the opening below the unlock space 23.

The lock space 24 includes a lock upper plate 24a that regulates the upward displacement of the protrusion 11a above the lock space 24, and a lock lower plate 24b that regulates the downward displacement of the protrusion 11a below the lock space 24a. .. Therefore, since the protruding portion 11a in the lock space 24 is restricted from coming out (removing) in the vertical direction, it cannot be removed downward from the lock space 24 in the same position.

A boundary portion 25 is provided between the unlock space 23 and the lock space 24 provided in the main body portion 21. Of the four boundary portions 25 provided in the circumferential direction, the tapered portion 29a that regulates the movement of the protruding portion 11a in the circumferential direction is arranged at the rightmost boundary portion 25 in FIG.

As shown in FIGS. 1 and 4A, the tapered shape portion 29a moves radially inward from the support plate 29d that hangs down at the central portion in the circumferential direction of the elastic arm 29b integrally provided on the outer peripheral surface of the main body portion 21. It is a regulatory member. As shown in FIG. 4B, the tapered shape portion 29a has a tapered shape in which the height gradually increases from the unlock space 23 side toward the lock space 24 side. As a result, when the protruding portion 11a moves from the unlock space 23 to the lock space 24, the protrusion portion 11a rides on the tapered shape portion 29a from the lower side and completely overcomes the tapered shape portion 29a to enter the lock space 24. be able to. On the other hand, when the protrusion 11a is moved from the lock space 24 to the unlock space 23, the circumferential end of the protrusion 11a abuts on the side surface of the tapered shape portion 29a on the highest height side, and FIG. At the initial position of the tapered shape portion 29a shown in FIG. 4A, the protruding portion 11a cannot get over the tapered shape portion 29a.

As described above, the tapered shape portion 29a is provided at the central portion in the circumferential direction of the elastic arm 29b, and as shown in FIG. 5, the user picks up the operation portion 29c and pulls it downward to obtain the unlock space 23. A passage through which the protrusion 11a can pass is formed at the boundary 25 between the lock space 24 and the lock space 24. As a result, as will be described later, the user can rotate the container body 10 in the circumferential direction with respect to the container cap 1 to move the protruding portion 11a from the lock space 24 to the unlock space 23. .. In the present embodiment, the locking member 29 composed of the tapered shape portion 29a, the elastic arm 29b, the operation portion 29c, and the support plate 29d is integrally formed with the main body portion 21. The amount of downward movement of the tapered shape portion 29a is limited by the lower stopper 28 shown in FIGS. 4A and 6.

In the main body 21 of the holding member 20 shown in FIG. 1, a stopper 26 is provided on the circumferential counterclockwise side of the lock space 24. The stopper portion 26 regulates the displacement of the protruding portion 11a that has moved to the lock space 24 to the side opposite to the unlock space 23 side.

As shown in FIG. 4A, the lower surface of the upper plate (the portion facing the upper surface of the flange portion 11 including the unlock upper plate 23a and the like) of the holding member 20 abuts on the upper surface of the flange portion 11 and the container body 10 A seal convex portion 27a is provided to seal the upper end opening 12 of the seal in the radial direction. The seal convex portion 27a is continuously provided over the entire circumference around the central axis O, whereby the inside of the accommodation space S can be tightly closed.

As shown in FIG. 1, a lid 50 is integrally formed on the outer peripheral surface of the holding member 20 via a hinge portion 58. As shown in FIG. 4A and the like, the lid 50 includes a cylindrical peripheral wall 52, a top wall 54 that closes the upper end of the peripheral wall 52, and an annular tubular wall 56 that hangs down from the lower surface of the top wall 54. .. On the other hand, an annular seal wall 27 is erected on the upper plate facing the upper surface of the flange portion 11 described above. As shown by a broken line in FIG. 4A, when the lid 50 is closed and the upper end opening 12 of the container body 10 is closed, the annular tubular wall 56 provided in the lid 50 closely hits the radial inner surface of the seal wall 27. Get in touch.

In order to remove the container body 10 attached to the container cap 1 having the above configuration and attach a new container body 10 which is a refill container, the user first changes from the state of FIG. 1 to FIG. As shown, the operation unit 29c is picked up and pulled down. As a result, a passage through which the protrusion 11a can pass is formed at the boundary portion 25 between the unlock space 23 and the lock space 24, so that the user can view the container body 10 while grasping the container cap 1. Rotate clockwise in the bottom view shown in 6. By this rotation operation, it is possible to shift from the locked state in which the protruding portion 11a shown in FIG. 6 exists in the lock space 24 to the unlocked state in which the protruding portion 11a shown in FIG. 7 exists in the unlock space 23.

When the protrusion 11a moves into the unlock space 23, the protrusion 11a is exposed downward in the unlock space 23, as shown in FIG. The user can remove the container body 10 by pulling the container body 10 downward from the container cap 1 in the state of FIG. 7.

When the new container body 10 which is a refill container is attached to the container cap 1, the sealing material 13 blocking the upper end opening 12 of the container body 10 is first peeled off, and the circumferential position of the protruding portion 11a is unlocked. After matching the position of the lock space 23, the protruding portion 11a is inserted into the unlock space 23 from the opening at the lower part of the unlock space 23. Next, the container body 10 is rotated relative to the container cap 1 in the circumferential direction, and the protrusion 11a is moved toward the lock space 24. At this time, unlike the case where the container body 10 is removed from the container cap 1, the protruding portion 11a slides on the upper surface of the tapered shape portion 29a from the left end portion of FIG. 4B, which has the lowest height, and has an elastically supported tapered shape. The lock space 24 is reached while gradually pushing down the portion 29a. Therefore, it is not necessary for the user to wear the tapered shape portion 29a while pushing it down. When the protruding portion 11a completely moves to the lock space 24, the tapered shaped portion 29a quickly returns to its original height due to the restoring force of the elastic arm 29b.

As described above, in the present embodiment, the container body 10 has a tubular peripheral wall 15, a bottom wall 17 that closes the lower end portion of the peripheral wall 15, and a flange portion 11 that extends radially outward from the upper end portion of the peripheral wall 15. The container cap 1 is attached to the container body 10 and is provided with the flange portion 11 intermittently formed in the circumferential direction and the protruding portion 11a protruding outward in the radial direction. The holding member 20 includes a holding member 20 that is attached to the holding member 20 and closes the upper end opening 12 of the container body 10, and the holding member 20 is a holding space 22 that can hold the protruding portion 11a. An unlock space 23 that enables the reception of the protruding portion 11a from the downward direction and the detachment of the protruding portion 11a in the downward direction, and the upper and lower parts of the protruding portion 11a that are arranged in one of the circumferential directions with respect to the unlock space 23. It has a ring-shaped main body 21 having a holding space 22 having a lock space 24 for restricting displacement in the direction, and the main body 21 includes an upper plate facing the upper surface of the flange portion 11 and is provided with an upper plate. The lower surface is provided with a seal convex portion 27a that abuts on the upper surface of the flange portion 11 and seals the upper end opening 12 in the radial direction. By adopting such a configuration, even if the container cap 1 is directly attached to the unopened container body 10 sealed with the sealing material 13 so as to cover the upper end opening 12 and the flange portion 11 of the container body 10, the seal is sealed. The convex portion 27a can be mounted so as to press the flange portion 11 through the sealing material 13. Therefore, the container body 10 as a refill container can be distributed with a container cap 1 that can be used repeatedly attached. Further, after removing the sealing material 13 from the container body 10 as a refill container, the container cap 1 can be attached and used as it is, so that it is not necessary to transfer the contents from the container body 10 to another container. ..

Further, in the present embodiment, the holding member 20 is configured to have a locking portion selectively arranged at the boundary portion 25 between the unlock space 23 and the lock space 24. By adopting such a configuration, the movement of the protruding portion 11a in the circumferential direction can be restricted by the locking portion, so that the protruding portion 11a moves to the unlock space 23 during use and is moved from the container cap 1 to the container. It is possible to prevent the main body 10 from coming off.

Further, in the present embodiment, the locking portion is elastically supported with respect to the main body portion 21 so as to be movable in the vertical direction, and the height of the locking portion gradually increases from the unlock space 23 side to the lock space 24 side. Was configured to have. By adopting such a configuration, when the container body 10 is removed from the container cap 1, the protruding portion 11a comes into contact with the highest height portion of the tapered shape portion 29a, so that the user intentionally makes the tapered shape portion. The protrusion 11a cannot be moved to the unlock space 23 unless the 29a is pushed down. On the other hand, when the container body 10 is attached to the container cap 1, the protruding portion 11a can easily move to the lock space 24 while pushing down the tapered shape portion 29a. Therefore, the container body 10 can be made difficult to come off from the container cap 1 and can be easily attached. Since the tapered shape portion 29a pushed downward when the container body 10 is attached returns to the original height by restoring the elastic arm 29b, it is possible to prevent forgetting to return (lock).

Further, in the present embodiment, the upper plate has a seal wall 27 erected on the upper plate, and the upper end opening 12 of the container body 10 is sealed in the radial direction by fitting the seal wall 27 to the lid 50. It was configured to do. By adopting such a configuration, when the lid 50 is closed, the space between the lid 50 and the holding member 20 can be tightly closed, so that the content is a gap between the lid 50 and the holding member 20. It can be effectively suppressed from leaking to the outside.

Further, the present embodiment is a container main body 10 to which the container cap 1 described in any of the above is attached, and the upper end opening 12 is closed openly by a sealing material 13 attached to the flange portion 11. Configured. By adopting such a configuration, after removing the sealing material 13 from the container body 10 as a refill container, the container cap 1 can be attached and used as it is, so that the contents can be transferred from the container body 10 to another container. There is no need to transfer.

Next, the container cap 101 according to the second embodiment of the present disclosure will be described with reference to FIGS. 8 to 11. In the container cap 101 according to the present embodiment, as compared with the first embodiment, the structure of the locking portion is a columnar shape connected from the tapered shape portion 29a to the main body portion 21 via the hinge portion 129h. It is similar to the configuration of the first embodiment except that it is changed to the movement restricting member 129a. Therefore, here, the differences from the first embodiment will be mainly described. Further, the parts having the same functions as those in the first embodiment will be described with the same reference numerals.

As shown in FIGS. 8 and 9, the holding member 20 has a columnar movement restriction that regulates the movement of the ring-shaped main body 21 provided around the central axis O and the protruding portion 11a held by the holding member 20. It includes a member 129a (locking portion).

The movement restricting member 129a is arranged at the rightmost boundary portion 25 of FIG. 8 among the boundary portions 25 provided at four locations in the circumferential direction, and restricts the movement of the protruding portion 11a in the circumferential direction.

As shown in FIGS. 9 and 10, the movement restricting member 129a is a columnar column formed so as to project downward from the lower surface of the operation portion 129d integrally provided on the outer peripheral surface of the main body portion 21 via the hinge portion 129h. It is a part. Further, in the vicinity of the hinge portion 129h of the operation portion 129d, a knob portion 129c for the user to operate the operation portion 129d is erected in the operation portion 129d.

After guiding the protrusion 11a into the unlock space 23 from the opening at the lower part of the unlock space 23, the user rotates the container body 10 relative to the container cap 101 in the circumferential direction to move the protrusion 11a. Lead into the lock space 24. After guiding the projecting portion 11a into the lock space 24, the user rotates the movement restricting member 129a shown in FIG. 9 together with the operating portion 129d around the hinge portion 129h by approximately 180 degrees, and as shown in FIG. 11, the movement restricting member The 129a is fitted into the fitting hole 125c provided in the boundary lower plate 25b of the boundary portion 25.

As shown in FIG. 9, the outer peripheral surface of the movement restricting member 129a is provided with a protrusion that engages with the step portion on the inner surface of the fitting hole 125c. Then, as shown in FIG. 11, the protrusions provided on the movement restricting member 129a undercut engage with the step portion of the fitting hole 125c, so that the movement restricting member 129a is prevented from coming off and the boundary portion 25 Placed inside.

By arranging the movement restricting member 129a in the boundary portion 25 between the unlock space 23 and the lock space 24 in this way, the protruding portion 11a in the lock space 24 is unlocked against the intention of the user. It is possible to prevent the container body 10 from coming off from the container cap 101 by moving to the space 23 side.

As described above, in the present embodiment, the locking portion is arranged on the operation portion 129d connected to the main body portion 21 via the hinge portion 129h, and the boundary portion is formed by folding back the operation portion 129d at the hinge portion 129h. It was configured as a movement restricting member 129a arranged at 25. By adopting such a configuration, it is not necessary to push down the tapered shape portion 29a when shifting from the locked state to the unlocked state as in the first embodiment, so the lock by the movement restricting member 129a is released first. By (shifting from the state of FIG. 11 to the state of FIG. 9), the container body 10 can be removed from the container cap 101 with one hand.

Although the present disclosure has been described based on the drawings and examples, it should be noted that those skilled in the art can easily make various modifications and modifications based on the present disclosure. Therefore, it should be noted that these modifications and modifications are within the scope of the present invention. For example, the functions included in each component can be rearranged so as not to be logically inconsistent, and a plurality of components can be combined or divided into one. It should be understood that these are also included in the scope of the present invention.

For example, in the first and second embodiments, the holding member 20 is configured to have a locking portion that is selectively arranged at the boundary portion 25 between the unlocking space 23 and the locking space 24. Is not limited, and a configuration in which a locking portion is not provided may be used. Further, for example, instead of the locking portion, an engaging portion in which the protruding portion 11a engages in the lock space 24 may be provided.

Further, in the first and second embodiments, the upper plate has a seal wall 27 erected on the upper plate, and the upper end opening 12 is sealed in the radial direction by fitting the seal wall 27 to the lid 50. However, the present invention is not limited to this aspect, and the seal wall 27 may not be provided. Further, instead of the seal wall 27, an annular protrusion for sealing may be provided on the upper plate.

According to the present disclosure, it is possible to propose a container cap that can be distributed with a refill container equipped with a reusable cap.

1 Container cap 10 Container body 11 Flange part 11a Protruding part 12 Upper end opening 13 Sealing material 15 Circumferential wall 17 Bottom wall 19 Pedestal 20 Holding member 21 Main body 22 Holding space 23 Unlocking space 23a Unlocking upper plate 24 Locking space 24a Locking Plate 24b Lock lower plate 25 Boundary part 25b Boundary lower plate 26 Stopper part 27 Seal wall 27a Seal convex part 28 Lower stopper 29 Locking member 29a Tapered shape part (locking part)
29b Elastic arm 29c Operation part 29d Support plate 50 Lid 52 Peripheral wall 54 Top wall 56 Circular cylinder wall 58 Hinge part 101 Container cap 125c Fitting hole 129a Movement control member (locking part)
129c Picking part 129d Operation part 129h Hinge part O Center axis S Containment space

Claims (6)

A container body having a tubular peripheral wall, a bottom wall that closes the lower end of the peripheral wall, and a flange portion that extends radially outward from the upper end portion of the peripheral wall, and the flange portion is intermittently provided in the circumferential direction. A container cap to be attached to the container body, which is formed and has a protruding portion protruding outward in the radial direction.
A holding member that holds the flange portion and
It is provided with a lid that is attached to the holding member and closes the upper end opening of the container body.
The holding member is a holding space capable of holding the protruding portion, and is an unlock space that enables the receiving of the protruding portion from below and the detachment of the protruding portion in the downward direction, and the unlock space. It has a ring-shaped main body having the holding space, which is arranged on one side in the circumferential direction and has a lock space for restricting the displacement of the protruding portion in the vertical direction.
The main body portion is provided with an upper plate facing the upper surface of the flange portion, and the lower surface of the upper plate is provided with a seal convex portion that abuts on the upper surface of the flange portion and seals the upper end opening in the radial direction. A container cap characterized by being The container cap according to claim 1, wherein the holding member has a locking portion selectively arranged at a boundary portion between the unlock space and the lock space. The second aspect of the present invention, wherein the locking portion is elastically supported so as to be movable in the vertical direction with respect to the main body portion, and has a tapered shape in which the height gradually increases from the unlock space side toward the lock space side. Container cap. The locking portion is a movement restricting member that is arranged on an operation portion connected to the main body portion via a hinge portion, and is arranged at the boundary portion by folding back the operation portion at the hinge portion. Item 2. The container cap according to item 2. Any one of claims 1 to 4, wherein the upper plate has a seal wall erected on the upper plate, and the upper end opening is sealed in the radial direction by fitting the seal wall to the lid body. The container cap described in item 1. A container body to which the container cap according to any one of claims 1 to 5 is attached.
A container body in which the upper end opening is closed openly by a sealing material attached to the flange portion.

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