JPH07303515A - Liquid refilling vessel - Google Patents

Abstract

PURPOSE:To provide a liquid refilling vessel which ensures easy refilling opera tion for an inner vessel and outer vessel. CONSTITUTION:A liquid refilling vessel is equipped with an outer vessel 1 furnished with a pair of recesses 6, 6 at the inside on the minor diametric side of an opening 5 formed in a trunk part 4 in the form of a bottom-equipped elliptical cylinder and an inner vessel 2 which is accommodated in the outer vessel 1, fitted with a lid 7, and provided circumferentially with a resilient ring 10 at the periphery of the neck part 8 arranged upright at the shoulder part 2a, wherein the ring 10 is equipped with a pair of nip pieces 11, 11, and a pair of projections 12, 12 engaged by the recesses 6, 6 are protrusively furnished below these nip pieces 11, 11. A pair of insert legs are arranged on the major diametric side of the undersurface of a top plate 13 and are engaged by the opening 5, and in the center of the top plate 13, an decoration lid 3 is formed penetrated by a through hole 14 through which the lid 7 is inserted.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a refill container for liquid such as lotion and liquid shampoo.

[0002]

2. Description of the Related Art Containers have been refilled in order to save resources and reduce pollution while maintaining a high quality appearance, and to supply them at low cost. As an example of such a container, there is the invention of Japanese Patent Publication No. 4-24045 shown in FIG. As shown in the vertical cross-sectional view of FIG. 5, this container is filled with the cosmetics itself in an inner container 52 called a refill container, and when used, it is attached to an outer container 51 excellent in design and practical use. The inner container 5
When the cosmetic product 2 is used up, the inner container 52 filled with new cosmetic product is replaced with the outer container 5 instead of the empty inner container 52.
The outer container 51 can be used repeatedly after being mounted on the first container 1.

That is, the structure of this refill container for liquid is as follows:
The inner container 52 is removably positioned and mounted on the outer container 51 provided with the decorative cover 51a, the opening of the outer container 51 accommodating the inner container 52 is covered, and the shoulder cover 53 is screwed to the outer container 51, and the shoulder The mouth portion 52 b of the inner container 52 is projected from the central insertion opening of the cover 53, and the cap 54 is attached to the mouth portion 5.
It is adapted to be screwed or concavely fitted to the 2b. The outer container 51 and the inner container 52 are provided with a plurality of concavo-convex lines or wide concave grooves or convex lines for positioning and fitting with each other in order to prevent mutual rotation and rattling in the circumferential direction (not shown). The shoulder cover 53 and the outer container 51 are provided with threaded portions for fitting with each other, and the inner and outer containers 52, 51 and the shoulder cover 53 are provided.
It is configured to prevent rattling of the upper and lower parts by integrally mounting and mounting.

The above-described structure of the liquid refill container is a structure in which the inner container and the outer container are closely fitted, and is intended only to allow the inner container to be replaced. Is not considered so much.

[0005]

The problem to be solved by the present invention is to solve the following problems which have not been paid much attention to only in the purpose of replacing the inner container in the liquid refill container of the prior art. It is in. a. In order to attach and detach the shoulder cover from the outer container, it is necessary to remove the cap from the inner container, which is a poor operability in replacement work. b. Since the outer container and the shoulder cover are attached and detached by screwing, it takes time to attach and detach the shoulder cover. c. Since the upper and lower parts of the inner container are sandwiched between the shoulder cover and the bottom of the outer container, a gap may be created under the shoulder cover depending on the user's tightening condition, which may impair the aesthetics and, on the contrary, cause excessive tightening load. There is a risk of damaging the vessel, and a high degree of dimensional accuracy is required in manufacturing. d. Since the shoulder cover and the outer container are configured to be attached and detached by screwing, the degree of freedom in design is poor. The present invention has been made to solve this problem in view of the above problems.

[0006]

According to the present invention, there is provided an outer container, in which a pair of recesses are provided with a center sandwiched between the inner side of the short diameter side of an opening of a body having an elliptic cylinder with a bottom; The elastic ring is integrally provided around the lower outer periphery of the neck part which is fitted to the shoulder part and is erected on the shoulder part through the bridging part. An inner container provided with a tab and a pair of projections projecting below the tab; a pair of inserts tightly fitted to the opening on the long diameter side of the lower surface of the top plate; And a decorative lid in which the legs are arranged with the center sandwiched and a through hole for inserting the lid is provided in the center of the top plate.

[0007]

The inner container having the above-mentioned structure, which is filled with a fluid such as lotion or liquid shampoo and fitted with the lid, is fitted and inserted into the opening of the outer container. At this time, the knob of the elastic ring is sandwiched between the fingers, and the ring is bent and inserted or pushed in as it is and press-fitted. Then, a pair of projections projecting downward on the outer side of the elastic ring integrally provided around the lower outer periphery of the neck of the inner container through the bridging portion receives resistance with the inner wall of the opening of the outer container, and The elastic ring is bent to elastically fit the pair of recesses and the pair of projections provided on the inner side of the minor axis side of the outer container, and the inner container and the outer container are engaged with each other.

Next, holding the decorative lid, the lid of the inner container is inserted into the through hole of the top plate, and is placed in the opening of the outer container and pressed. Then, the insertion leg arranged on the lower surface of the top plate is tightly fitted to the mouth portion of the outer container, and each part is fixed and can be used as a liquid pouring container.

When the content liquid is used up and replaced with an inner container filled with a new content liquid, the decoration lid is picked up and pulled straight out to remove it, and then the elastic ring of the inner container is projected. If you grasp the pair of tabs with two fingers and bend the elastic ring inward while pressing it inward, the concave projection engagement between the inner container and the outer container described above will be released. Pull out the container and replace with a new inner container.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT A preferred embodiment of the present invention will be described below with reference to the accompanying drawings. 1 is an exploded perspective view of a liquid refill container of the present invention, FIG. 2 is a plan view, and FIG. 3 is A- of FIG.
FIG. 4 is a vertical sectional view seen from the direction A, and FIG. 4 is a vertical sectional view seen from the direction BB of FIG.

The outer container 1 is composed of a slightly thick-walled body 4 having an elliptic cylindrical shape with a bottom, and is made of a general-purpose synthetic resin such as polypropylene or acrylic nitrile styrene. It is decorated by the method.
A pair of recesses 6, 6 that engage with a pair of projections 12, 12 that will be described later are formed on the inner upper side of the opening 5 of the body 4 on the minor axis side. ing.

Reference numeral 2 is an inner container consisting of a bottle filled with the content liquid, which is molded by an injection blow molding method using a synthetic resin such as polyester or polypropylene, and is convenient for carrying and carrying. In addition, it is made thin and lightweight considering the reduction of waste.

The inner container 2 has an elliptical shape similar to the inner diameter of the outer container 1, and a neck portion 8 serving as a discharge passage for the content liquid, in which a male screw 8a is screwed on the upper outer side at the center of the shoulder portion 2a. Is erected and the lid 7 is attached to the male screw 8a.
Screw together to seal the mouth 8c through the packing 8b.

A circular flange 8d, which is flush with the upper surface of a top plate 13 of a decorative lid 3 to be described later, is provided below the male screw 8a, and the inner container 2 is directly below the flange 8d. A circular elastic ring 10 is circumferentially provided via bridge portions 9, 9 that are provided so as to sandwich the center in the direction of the major axis.

The elastic ring 10 is located in the minor axis direction of the inner container 2 and sandwiches the center of the pair of knob pieces 1.
1, 11 are formed so as to project from the outer upper end, and a pair of projections 12, which engage with the recesses 6 and 6 in the opening 5 of the outer container 1 described above, are formed at the lower lower ends of the tabs 11, 11. 1
2 is formed to project.

Reference numeral 3 is a decorative lid which fits into the outer container 1, and a peripheral wall 3a which abuts the opening end wall 5a of the outer container 1 is vertically provided on the periphery of the elliptical top plate 13 of the lid. In the center of the top plate 13, a through hole 14 through which the lid 7 is inserted is provided having a diameter substantially the same as that of the flange 8d. Also,
On the back surface of the top plate 13, a pair of substantially semicircular insertion legs 15 and 15 which are press-fitted into the outer container 1 and tightly fitted are arranged in the major axis direction with the center interposed therebetween.

Then, in order to assemble the container of this embodiment as described in detail above, a fluid substance such as lotion or liquid shampoo is filled, and the inner container 2 fitted with the lid 7 is opened at the opening of the outer container 1. 5, the gripping pieces 11, 11 of the elastic ring 10 are sandwiched by fingers and the elastic ring 10 is bent and inserted, or
Then, push it down with your fingers and press it into the inner container 1. Then, the elastic ring 1 provided around the lower portion of the neck portion 8 of the inner container 2
The pair of protrusions 12, 12 projecting from the lower end on the outer side of 0 receives the resistance of the inner wall surface of the opening 5 of the outer container 1,
Is bent and is fitted inside the opening 5. As a result, the pair of engaging projections 12, 12 provided on the elastic ring 10 are elastically fitted to the pair of recesses 6, 6 recessed inside the outer container 1, and the inner container 2 and the outer container It is elastically and tightly engaged with 1.

Next, after inserting the lid 7 of the inner container 2 into the through hole 14 provided in the top plate 13 of the decorative lid 3, the decorative lid 3 is inserted.
Is placed in the opening 5 of the outer container 1 and the lower pressure is applied. Then,
The insertion legs 15 and 15 arranged on the lower surface of the top plate 13 are press-fitted into the opening 5 of the outer container 1 to be in tight contact with each other, and the decorative lid 3 is the outer container 1
The opening is closed so that the parts are fixed to each other and used as the assembled liquid dispensing container.

When the content liquid is used up and replaced with an inner container 2 as a refill container filled with a new content liquid, the decorative lid 3 is picked up with fingers and pulled straight upward to remove it. Next, the pair of tabs 11 and 11 projecting from the elastic ring 10 of the inner container 2 are pinched by sandwiching them with two fingers, and the elastic ring 10 is bent while being pressed inward, as described above. Since the concave projection engagement between the inner container 2 and the outer container 1 is released, the inner container is pulled out and replaced with a new inner container.

Although the tubular container having an elliptical cross section has been described in detail as a preferred embodiment of the present invention, in the refill container of the present invention, the inner container 2 and the decorative lid 3 are simply fitted to the outer container 1 sequentially. Since it is assembled by inserting it, it can be carried out even if it is a cylindrical container having an oval cross section or if the ellipse has a portion curved inward and outward appropriately in design.

In the container of the present invention, the inner container 2
Is attached to the outer container 1 via the elastic ring 10 and is not in close contact with the inner wall of the body 4. However, in consideration of an unexpected impact from the outside, by providing an appropriate number of thin vertical ribs on the inner lower portion of the body portion 4 of the outer container 1 (not shown), the inner container 2 fitted into the outer container 1 is inserted. It is also possible to protect the inner container 2 filled with the content liquid by reducing the contact surface due to the vibration with the inner peripheral wall of the body part 4 and absorbing the unexpected impact applied from the outside by the body part 4 of the outer container 1. it can.

The decorative lid 3 of the container of the present invention is the top plate 1.
It goes without saying that the shape of 3 can be changed to a desired design, and decoration can be performed by appropriate means.

[0023]

The effects of the liquid refilling container of the present invention having the above-mentioned structure and action are as listed below. a. Since the inner container can be replaced without attaching or detaching the lid, there is no risk of accidentally spilling the content liquid and contaminating the surrounding area during the replacement work. b. The refillable container of the present invention can be easily assembled by simply inserting the inner container and the decorative lid into the outer container in order, and when replacing the refill container, pull out the decorative lid straight up and remove it. Since the inner container can be removed by grasping a pair of the ring grips, bending the elastic ring, and pulling out the inner container as it is, the operability of assembly and replacement is very simple. c. Since the inner container and the inner wall of the body of the outer container are not in close contact with each other and have a large amount of voids, the inner container is protected from an impact from the outside, and the manufacturing process between the inner container and the outer container is prevented. Dimensional accuracy is eased. d. The top plate of the decorative lid can adopt a desired shape other than an elliptical shape, and can also have a moderately deformed portion on the outer circumference of the container, which allows a great degree of freedom in design.

[Brief description of drawings]

FIG. 1 is an exploded perspective view of a refill container according to the present invention.

FIG. 2 is a plan view of the embodiment.

3 is a sectional view taken along the line AA of FIG.

FIG. 4 is a sectional view taken along line BB in FIG.

FIG. 5 is a sectional view of a conventional example.

[Explanation of symbols]

1 Outer container. 2 Inner container. 2a Shoulder. 3 Decorative lid. Four
Torso. 5 openings. 6, 6 recesses. 7 Lid. 8 neck. 9,9 Bridge part. 10 Elastic ring. 11, 11
Picked piece. 12, 12 protrusions. 13 Top plate. 14 through holes. 15,15 insertion leg.

Claims (1)

[Claims] 1. A pair of recesses (6, 6) sandwiching a center on the inner side of the opening (5) of the body (4) having a bottomed elliptic cylinder and having a shorter diameter.
6) an outer container (1) having a recess; and a shoulder (2) which is housed in the outer container (1) and fitted with a lid (7).
A bridge part (9) is formed on the outer periphery of the lower part of the neck (8) which is erected on a).
An elastic ring (10) is integrally provided around the elastic ring (10) with a center of the elastic ring (10) sandwiched therebetween.
1, 11) are provided, and a pair of protrusions (12, 12) engaging with the recesses (6, 6) are provided below the knob pieces (11, 11).
12) an inner container (2) projectingly formed; a top plate (13)
A pair of insertion legs (15, 15) tightly fitted to the opening (5) are arranged on the major axis side of the lower surface with the center interposed, and the lid (7) is provided at the center of the top plate (13). ) And a decorative lid (3) having a through hole (14) penetrating therethrough, and a refill container for liquid.