JP7009026B2 - cap - Google Patents

Description

The present invention relates to a cap attached to a mouthpiece such as a tube container, and more particularly to a cap suitable for a container stored in an inverted state in a bathroom, a washroom, or the like.

Conventionally, as a container in which a face wash foam, shampoo, hair treatment agent, etc. are filled as contents and the contents are poured out from a spout by squeezing the body on the container side, for example, a tube as shown in Patent Document 1. The container is known.

Such containers are often used in bathrooms, washrooms, etc., and by contacting the cap with the top wall formed on a flat surface with the installation surface in the bathroom or washroom, the mouthpiece of the container body Is stored in an inverted position facing downward.

Japanese Unexamined Patent Publication No. 8-11903

However, as described above, when the container body is placed on an installation surface in a bathroom or a washroom with the mouth portion facing downward, it is formed between the end of the outer peripheral wall of the cap and the container body. Since the gap faces upward, water or the like easily enters and is stored in the space formed between the outer peripheral wall of the cap and the inner engaging cylinder through this gap. For this reason, for example, when using the product while taking a bath in the bathroom and reusing it in a washroom after getting out of the bathroom and putting on clothes, the water accumulated in the cap spills out and the clothes etc. are removed. There is a risk of getting wet.

INDUSTRIAL APPLICABILITY In the present invention, in order to solve the above-mentioned problems in the prior art, a cap attached to a container body such as a tube container used or stored in an inverted state, particularly, is transmitted to the cap side along the outer surface of the container body. The challenge is to create a tube container that can prevent the falling water droplets from accumulating in the cap.

Among the means for solving the above problems, the main means of the present invention is
The mouth cylinder of the container body is provided with an outer cylinder portion provided at the outer peripheral end of the top wall, an inner cylinder portion suspended on the lower surface of the top wall, and a space formed between the outer cylinder portion and the inner cylinder portion. A cap having a cap body to be attached to the portion, which is integrally connected to the cap body via a second hinge portion and is fitted between the end portion of the outer cylinder portion and the end portion of the inner cylinder portion. Therefore, it is characterized in that a sealing member for sealing the space is provided .
In the main means of the present invention, the sealing member closes the lower end of the cap body and seals the space formed in the cap body, so that water droplets and the like can be prevented from entering the space.
Further, by integrally forming the cap body and the sealing member by means such as injection molding, the number of parts can be reduced.

Further, another means of the present invention is obtained by adding a means that the sealing member is formed in a shape that imitates the shape of the shoulder portion of the container body in addition to the above-mentioned main means.

In the above means, the sealing member can eliminate the gap formed between the lower end of the cap body and the shoulder portion of the container body to reliably prevent the intrusion of water droplets and the like.

Further, another means of the present invention is obtained by adding a means that the lid body is integrally connected to the cap body via the first hinge portion in addition to the above means.

In the above means, the number of parts can be reduced by integrally forming the cap body and the lid body by means such as injection molding.

In the present invention, it is possible to prevent water droplets flowing down the outer surface of the container body and flowing down to the cap body from entering and accumulating in the space of the cap body. In the case of reusing the clothes in a bathroom or the like after getting out of the cap and putting on clothes, the problem that the water accumulated in the cap body spills and wets the clothes or the like can be solved.

It is sectional drawing which shows the state which attached the cap as the 1st Embodiment of this invention to a container body. It is sectional drawing which shows the state in which the container body with which the cap is attached is in an inverted posture. It is sectional drawing which shows the modification of the cap of 1st Example. It is sectional drawing which shows the state which attached the cap as the 2nd Embodiment of this invention to a container body.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
In FIGS. 1 and 2, the cap 1 shown as the first embodiment is formed by injection molding a synthetic resin material, and is mainly a cap body 10 mounted on a container body 50 described later and an upper side of the cap body 10. 20 is provided with a lid body 20 and a sealing member 30 provided on the lower side of the cap body 10.

The cap main body 10 is a topped short-cylindrical member provided with a top wall 11 and an outer cylinder portion 12 hanging from the outer peripheral end of the top wall 11, and the lower surface of the top wall 11 has a short-tube-shaped inner surface. A cylindrical portion 13 is hung down, an annular protrusion 17 is formed inside the tubular portion 13, and an inner ring 14 to be inserted into the mouth tubular portion 51 of the container body 50 is provided around the inside thereof. Further, a spout 15 having a tapered pouring hole 16 penetrating the top wall 11 is provided at the center of the upper surface of the top wall 11. The height dimension of the lower end of the inner cylinder portion 13 is formed to be lower than the height dimension of the outer cylinder portion 12, and there is a height difference between the two depending on the inclination angle of the shoulder portion 52 of the container body 50. It is provided. Further, an undercut-shaped locking portion 13a is provided around the lower end of the inner cylinder portion 13, and the locking projection 51a formed on the mouth cylinder portion 51 of the container main body 50 is provided with a plug or the like. Engagement is possible.

The lid 20 is a climax short tubular member provided with a lid top wall 21 and an outer peripheral wall 22, and the cross section of the lid top wall 21 is formed to have a curved shape that is horizontally or slightly concavely recessed. .. An insertion pin 23 that is inserted into the ejection hole 16 and closes when the lid is closed is formed in the center of the inner surface of the lid top wall 21, and a short cylindrical blocking wall 24 is formed around the insertion pin 23. A handle 25 is formed at a position in front of the outer peripheral wall 22.

The lid body 20 is openably and closably connected to the cap body 10 via the first hinge portion 40. The first hinge portion 40 shown in this embodiment is a so-called three-point hinge, and is the lower end of the recess 12a formed in a part of the outer cylinder portion 12 on the cap body 10 side, the lid top wall 21 on the lid body 20 side, and the outer periphery. An L-shaped elastic piece 41 arranged in a band shape between the end of a notch 22a formed in a substantially L-shape between the wall 22 and the L-shaped elastic piece 41, and at positions on both sides of the L-shaped elastic piece 41. It is configured to have a pair of left and right thin hinges 42 erected between the outer cylinder portion 12 and the outer peripheral wall 22. In the state where the lid 20 is closed, the lower end 41a of the L-shaped elastic piece 41 is housed in the recess 12a of the outer cylinder 12 and a part of the notch 22a on the lid 20 side, and the upper end 41b is notched. It is configured to be housed in the remaining other parts of the part 22a (see FIG. 3).

As shown in FIG. 1, the sealing member 30 is a substantially ring-shaped member provided with a tapered inclined portion 31, and the shoulder portion of the container body 50 is between the inner edge portion 32 and the outer edge portion 33 of the inclined portion 31. A height difference is provided according to the inclination angle of 52. An inner fitting piece 34 is formed on the inner edge portion 32 side of the upper surface of the inclined portion 31, an outer fitting piece 35 is formed on the outer edge portion 33 side, and the lower surface of the inclined portion 31 is the shoulder of the container body 50. It is formed in a shape that follows the shape of the portion 52.

As shown in FIG. 3, the sealing member 30 is rotatably and integrally connected to the cap body 10 via the second hinge portion 60. In the sealing member 30, the inner fitting piece 34 and the outer fitting piece 35 formed on the upper surface of the inclined portion 31 are fitted between the inner cylinder portion 13 and the outer cylinder portion 12 on the cap body 10 side. Therefore, it is fixed to the lower end of the cap body 10 in an inseparable state. As a result, the space S1 formed between the inner cylinder portion 13 and the outer cylinder portion 12 is sealed, and water droplets and the like are prevented from entering the space S1. The sealing member 30 may be fixed by using an adhesive or the like.

As shown in FIG. 1, in the cap 1, the cap body 10 to which the sealing member 30 is fixed at the lower end engages with the mouth tube portion 51 of the container body 50 such as a tube container by means such as tapping. It will be installed. At this time, the locking portion 13a formed on the inner cylinder portion 13 on the cap 1 side inseparably engages with the locking projection 51a formed on the outer peripheral surface of the mouth cylinder portion 51 of the container body 50. At the same time, by this engagement, the annular protrusion 17 provided on the lower surface of the top wall 11 is pressed against the upper surface of the mouth tube portion 5, and the inner ring 14 on the cap 1 side is further brought into contact with the mouth tube portion 51 on the container body 50 side. By being inserted and adhering to the inner edge, the contents (not shown) filled inside the container body 50 are prevented from leaking through a slight gap between the container body 50 and the cap body 10. Has been done.

Then, by rotating the lid body 20 via the first hinge portion 40, it is possible to bring the lid body into a closed state in which the top wall 11 of the cap body 10 is fitted. At this time, the insertion pin 23 on the lid 20 side is inserted into the injection hole 16 on the cap body 10 side to close the injection outlet 15. At the same time, the tip of the blocking wall 24 on the lid 20 side comes into contact with the top wall 11 of the cap body 10. Therefore, in the closed state, it is possible to reliably prevent the liquid content from leaking from the spout 15.

As shown in FIG. 2, in the container body 50, after the cap 1 is attached to the mouth tube portion 51 on the container body 50 side, the cap 1 is placed in an inverted position with the cap 1 facing downward on a shelf in a bathroom or a washroom. It is placed on the installation surface 70 such as a pedestal. As described above, since the lid top wall 21 of the cap 1 has a curved shape in which the cross section is horizontally or slightly concavely recessed, the container body 50 is placed on the installation surface 70 with the cap 1 facing downward. By placing the container body 50 on it, it is possible to exert high independence to stably maintain the inverted posture of the container body 50.

In the state after use, in which the contents are discharged from the container body 50 and the face is washed, water droplets W will adhere to the surface of the body portion 53 or the like. As shown in FIG. 2, these water droplets W are transmitted from the surface of the body portion 53 to the outer cylinder portion 12 on the cap body 10 side via the shoulder portion 52, and further, from the surface of the outer cylinder portion 12 to the outer peripheral wall on the lid 20 side. It will flow down onto the installation surface 70 through the 22 surface. At this time, a sealing member 30 formed in a shape following the shape of the shoulder portion 52 is arranged between the shoulder portion 52 and the cap main body 10, and the sealing member 30 is the shoulder portion 52 and the outer cylinder portion. The gap S2 formed between the ends of the twelve can be closed. At the same time, since the sealing member 30 seals the space S1 formed between the outer cylinder portion 12 and the inner cylinder portion 13, water droplets W infiltrate through the gap S2 and are stored in the space S1. Can be reliably prevented. Therefore, when it is used while taking a bath in the bathroom as in the conventional case, and when it is reused in a washroom after getting out of the bathroom and putting on clothes, the water accumulated in the cap 1 spills and the clothes etc. are removed. The problem of getting wet can be less likely to occur.

FIG. 4 is a cross-sectional view showing a state in which the cap as the second embodiment of the present invention is attached to the container body.
The cap body shown in the second embodiment is different from the modified example of the first embodiment in that the cap body is integrally formed with the lid body, and the method of attaching to the container body 50 is the first embodiment. In the example, the engagement is performed by tapping or the like, whereas in the second embodiment, the screwing is performed by a screw, but other configurations and effects are the same as those in the first embodiment. Therefore, in the following, the same members will be described with the same reference numerals, focusing on the different points.

In the cap 1 shown in the second embodiment, a space S1 is formed between the outer cylinder portion 12 and the inner cylinder portion 13 of the bottomed tubular cap body 10, and a sealing member for sealing the space S1 is formed. 30 is provided. That is, the sealing member 30 has the inner fitting piece 34 and the outer fitting piece 35 formed on the upper surface of the inclined portion 31 with the end portion of the inner cylinder portion 13 and the end portion of the outer cylinder portion 12 on the cap body 10 side. By fitting it between the two, it is fixed to the lower end of the cap body 10 in an inseparable state.
The sealing member 30 is integrally formed with the cap body 10, and the sealing member 30 and the cap body 10 are connected to each other via a second hinge portion 60 provided at the lower end of the outer cylinder portion 12 of the cap body 10. Has been done.

A female screw 13b is formed on the inner peripheral surface of the inner cylinder portion 13 of the cap body 10, and the cap body 10 is screwed into the male screw 51b formed on the mouth cylinder portion 51 of the container body 50 so that the cap body 10 becomes the container body. It is attached to 50. An inner ring 14 to be inserted into the mouth cylinder portion 51 of the container main body 50 is formed on the inner surface of the top wall 11 of the cap main body 10 to prevent liquid leakage of the contents.

Also in the cap 1 shown in the second embodiment, when the cap body 10 is attached to the container body 50, the sealing member 30 is interposed between the lower end and the shoulder portion 52 of the cap body 10, and the shoulder portion 52 and the outer cylinder portion are formed. The gap S2 formed between the ends of the twelve can be closed. Further, since the sealing member 30 seals the space S1 formed between the outer cylinder portion 12 and the inner cylinder portion 13, water droplets form the gap S2 as in the first embodiment, particularly in the inverted posture. It is possible to prevent it from infiltrating through and accumulating in the space S1. Therefore, it is possible to prevent the problem that the water accumulated in the cap 1 spills and wets the clothes or the like when the clothes are put on and then used again as in the conventional case.

Although the configuration of the present invention and its action and effect have been described above with reference to Examples, the embodiments of the present invention are not limited to the above Examples.
In the first embodiment, the cap 1 is attached to the container body 50, and the undercut-shaped locking portion 13a provided on the side of the cap 1 is attached to the locking projection 51a of the mouth tube portion 51 of the container body 50. On the other hand, a configuration in which the cap 1 is engaged by means such as a plug is shown and described, but the present invention is not limited to this, and the cap 1 is a screw type screwed to the mouth cylinder portion 51 as in the second embodiment. It may be a configuration.

Similarly, the configuration of the second embodiment is not limited to the screwing by the screw type, and may be the configuration of engaging by means such as tapping as in the first embodiment.

Further, in the first embodiment, the three-point hinge has been described as the configuration of the first hinge portion 40, but the present invention is not limited to this, and other hinge configurations may be used.

Further, in the above embodiment, the case of a tube container as the container body 50 to which the cap 1 is attached has been described, but the present invention is not limited to this, and any other container such as a bottle container may be used. Is also good.

INDUSTRIAL APPLICABILITY The present invention can be used in a wider range of applications in the field of caps attached to a container body arranged in an inverted state in, for example, a bathroom or a washroom.

1: Cap 10: Cap body 11: Top wall 12: Outer cylinder part 12a: Recessed portion 13: Inner cylinder part 13a: Locking part 13b: Female screw 14: Inner ring 15: Outlet 16: Injection hole 17: Circular protrusion 20: Cover body 21: Cover top wall 22: Outer peripheral wall 22a: Notch 23: Insertion pin 24: Blocking wall 25: Handle 30: Sealing member 31: Inclined portion 32: Inner edge 33: Outer edge 34: Inner fitting Piece 35: Outer fitting piece 40: First hinge portion 41: L-shaped elastic piece 41a: Lower end portion 41b: Upper end portion 42: Thin hinge 50: Container body 51: Mouth cylinder portion 51a: Locking protrusion 51b: Male screw 52: Shoulder 53: Body 60: Second hinge 70: Installation surface S1: Space S2: Gap W: Water droplets

Claims (4)

The outer cylinder portion (12) provided at the outer peripheral end of the top wall (11), the inner cylinder portion (13) suspended from the lower surface of the top wall (11), the outer cylinder portion (12), and the inner cylinder. A cap having a cap body (10) that is provided with a space (S1) formed between the portion (13) and attached to the mouthpiece portion (51) of the container body (50).
It is integrally connected to the cap body (10) via a second hinge portion (60) and is fitted between the end portion of the outer cylinder portion (12) and the end portion of the inner cylinder portion (13). A cap characterized by being provided with a sealing member (30) for sealing the space (S1). The cap according to claim 1, wherein the sealing member (30) is formed in a shape that follows the shape of the shoulder portion (52) of the container body (50). The cap according to claim 1 or 2, wherein the lid body (20) is integrally connected to the cap body (10) via a first hinge portion (40). The cap according to any one of claims 1 to 3 , wherein the spout (15) is provided on the top wall (11).

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