JP3236705B2 - Refillable container - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION The present invention relates to a container body filled with contents such as cosmetics, food and medicine, which is attached to and detached from an exterior body.
The present invention relates to a refillable container in which only the container body is replaced.

[0002]

2. Description of the Related Art Liquid and creamy cosmetics are usually sold in containers such as bottles and plastics, in particular, containers of a splendid design. Conventionally, containers consume the contents. Had been discarded. However, recently, in order to make effective use of resources, a refillable container has been developed that replaces only the container body by attaching an exterior body with a brilliant design to the container body filled with cosmetics, which are contents. Have been.

[0003] Japanese Patent Publication No. 4-24045 discloses a refillable container in which a container body accommodated in a cylindrical outer casing with a bottom is fixed by a protector attached to an opening of the outer casing.

[0004] In the refillable container disclosed in this publication, the container body is inserted from the upper opening of the cylindrical outer casing having a bottom, and a screw portion provided on the outer peripheral edge of the opening of the outer casing is inserted into the container.
By screw-connecting a screw portion provided on the inner peripheral surface of the protector, the protector fixes the container body accommodated in the exterior body. Further, a cap corresponding to the exterior body is attached to the container body.

[0005]

In the refillable container having such a structure, unless the protector is strongly screwed to the outer peripheral edge of the opening of the outer case, the container body accommodated in the outer case is not fixed. Becomes unstable. For this reason, the protector must be pressed against the shoulder of the container body, and there is a problem that the shape of the shoulder of the protector and the container body is limited. Further, the container body is positioned by the inner peripheral surface of the exterior body, and the outer diameter and the outer peripheral surface of the container body need to have a shape and an outer diameter corresponding to the inner peripheral surface of the outer body. is there.

The present invention has been made to solve such a problem, and an object of the present invention is to allow a container main body to be easily mounted on an exterior body and to have a different outer diameter and shape of the container main body. Another object of the present invention is to provide a refillable container in which an outer package can be easily attached to a container body.

[0007]

The refillable container according to the present invention is provided with an inlet at an upper end and a rib protruding outward at the inlet so that a predetermined content is filled. Container body, and a cylindrical shape that covers the portion of the container body excluding the inlet, the bottom surface is opened so that the container body is inserted, and the inlet of the container body is inserted. An opening is formed on the upper surface as described above, and furthermore, the container body is relatively rotated, so that the rib provided at the inlet is locked and supported so as to protrude inward. An exterior body provided with a step portion, and an opening portion into which an inlet of a container body protruding from the upper surface of the exterior body is inserted on the upper surface, so that the upper end portion of the exterior body can be moved in a vertical direction. And is positioned with respect to the exterior body by the downward movement. , Which includes a cylindrical shoulder ring for restricting the rotation of the container body with respect to the exterior body,
Thereby, the above object is achieved.

[0008]

In the refillable container according to the present invention, the container body filled with the contents is placed on the upper end portion of the outer package while the shoulder ring, which is movable vertically, is pulled upward. Inserted from the bottom. The inlet of the container body protrudes from an opening provided on the upper surface of the exterior body and an opening of the shoulder ring. Then, by rotating the container body with respect to the exterior body, the rib provided at the inlet of the container body is locked to the supporting step of the exterior body. Thereby, the whole container main body is held in the exterior body. In this state, the upper and lower movable shoulder rings are moved downward at the upper end of the exterior body. As a result, the shoulder ring is positioned with respect to the exterior body, and the rotation of the container body with respect to the exterior body is regulated by the shoulder ring.

[0009]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is an exploded perspective view showing an example of the refillable container of the present invention, and FIG. 2 is a cross-sectional view taken along line AA of FIG. The refillable container includes, for example, a container main body 10 filled with cosmetics such as a cosmetic milky lotion and a lotion, an exterior body 20 attached to the container main body 10 with the container main body 10 contained therein, and It has a shoulder ring 30 fitted in the upper part of the exterior body 20 in a state where it is prevented from falling off.

In this embodiment, a cylindrical bottle with a bottom is used as the container body 10, and an inlet 12 having a smaller diameter than the main part 11 is provided above a main part 11 having a constant outer diameter. Part 1
It is provided so as to protrude upward through the intermediary 3. A screw portion 12 a is formed on an outer peripheral surface of the inlet 12. An inner stopper 14 is provided at an opening at the upper end surface of the inlet 12. The inner plug 14 has a hollow cylindrical shape with an open bottom surface, and is provided with a flange portion 14a at an upper portion. An opening 14b is formed at the center of the flange 14a, and the cosmetics as contents can be taken out through the opening 14b.

On the outer peripheral surface of the base end portion of the injection port 12, ribs 12c extending over about 1/8 of the circumference in the circumferential direction are provided at two locations facing each other so as to protrude outward. .

The cap 1 is provided at the inlet 12 of the container body 10.
5 are fitted. The cap 15 has a cylindrical shape with an open bottom surface and a closed top surface, and has a threaded portion 15a (see FIG. 1) on its inner peripheral surface that is screwed to a threaded portion 12a formed on the outer peripheral surface of the inlet 12. 2) is formed. Inside the closed upper surface of the cap 15 is an inner plug 1
4 is pressed against the peripheral edge of the opening 14b,
A flat sealing material 16 (see FIG. 2) for closing b is attached.

The exterior body 20 has a cylindrical shape with an open bottom, and the container body 10 is inserted from the inlet 12 side from the open bottom. FIG. 3 is a plan view of the exterior body 20. The upper surface 21 of the exterior body 20 is closed except for a central opening 22 through which the inlet 12 of the inserted container body 10 penetrates.

An opening 23 (see FIGS. 1 and 2) is provided on the outer periphery of the opening 22 so as to extend downward over the entire circumference. On the inner peripheral surface facing each other on the inner side, almost 1/4
The supporting step portion 24 extending in the circumferential direction over the circumference forms the opening portion 22.
Are provided in such a manner as to protrude toward the center side. At the center in the circumferential direction of each supporting step 24, a partition 24a extending upward is provided. Between each support step 24,
Each rib 1 provided at the base end of the inlet 12 of the container body 10
2c are fitted into each other, and the container body 10 is relatively rotated with respect to the exterior body 20, whereby each rib 12c is locked on the supporting step portion 24, and each rib 12c is placed on the supporting step portion 24. Be in a supported state. In such a state, the entire container body 10 is held in the exterior body 20.

The upper end of the exterior body 20 is a shoulder ring fitting portion 26 whose outer peripheral surface is stepped inward over the entire circumference, and each supporting step portion 24 in the shoulder ring fitting portion 26 is formed. There are two places on the outer peripheral surface corresponding to
A positioning recess 27 extending in the vertical direction is formed. A step portion 25 (see FIGS. 1 and 2) protruding outward is formed at the center of the concave portion 27 in the vertical direction. Above the concave portion 27, a retaining portion 29 is provided, which protrudes largely outward from the step portion 25 in order to retain the shoulder ring 30.

The shoulder ring 30 has a short cylindrical shape having an outer wall portion 34 that fits into the shoulder ring fitting portion 26 at the upper end of the exterior body 20. In this state, it is fitted so as to be movable in the vertical direction. The upper end surface of the shoulder ring 30 is closed by a top plate 32 except for an opening 31 provided at the center. The inlet 31 of the container body 10 projects from the opening 31.

FIG. 4 is a bottom view of the shoulder ring 30. On the inner peripheral surface of the outer wall portion 34 of the shoulder ring 30, the exterior body 20 is provided.
Each of the projections 35 is provided to fit into the positioning recess 27 provided on the outer peripheral surface of the upper end. Each of the protrusions 35 goes over the retaining portion 29 above the concave portion 27 and fits into the concave portion 27 so that the entire shoulder ring 30 is prevented from falling off from the exterior body 20. Each protrusion 35
Is movable vertically in the recess 27, and is selectively positioned at two positions above the step 25 in the recess 27 and below the step 25 over the step 25. Has become.

On the lower surface of the top plate 32, a pair of ridges 33 extending in the circumferential direction over substantially one-fourth of the circumference along the outer peripheral edge of the opening 31 in a state protruding inward so as to face each other. Is provided. Each ridge 33 is located between each supporting step 24 formed on the inner peripheral surface of the lip 23 of the exterior body 20, and in a state where each protrusion 35 is located above the step 25. Each ridge 33 is located above the supporting step 24 by the thickness of the rib 12a. When the shoulder ring 30 is moved downward and each projection 35 is positioned below the step 25 in the positioning recess 27, each projection 33 is moved to the edge 23 of the exterior body 20. It fits between the support steps 24 formed on the inner peripheral surface.

The refillable container having such a configuration is used as follows. The shoulder ring 30 is previously fitted to the upper end of the exterior body 20, and each projection 35 is positioned in the recess 27 above the step 25 over the retaining portion 29 of the exterior body 20. I have. In such a state, each ridge 33 of the shoulder ring 30 is, as shown by a two-dot chain line in FIG.
It is located above the supporting step 24 of the exterior body 20 by the thickness of the rib 12a.

In such a state, the container body 10 is removed from the cap 15 and inserted into the exterior body 20 from the inlet 12 through the bottom opening. The injection port 12 of the container body 10 is in a state of protruding upward through the inside of the opening 22 on the upper surface of the exterior body 20. And the container body 10
By rotating the housing and the exterior body 20 relatively appropriately, each of the ribs 12c provided in the injection port 12 is supported by the supporting step portion 24 attached to the inner peripheral surface of the rim 23 of the exterior body 20.
The ribs 12c are fitted between the ribs 12c and come into contact with the ridges 33 of the shoulder ring 30 fitted to the upper end of the exterior body 20.

In such a state, when the container body 10 is rotated relative to the exterior body 20 or the exterior body 20 is rotated relative to the container body 10, the inlet 12 of the container body 10 is rotated.
The ribs 12c provided on the support body 2
Each rib 12c is supported on the supporting step 24 by being fitted between the top plate 4 of the shoulder ring 30 and the top plate 32 of the shoulder ring 30. The relative rotation between the container main body 10 and the exterior body 20 is such that each rib 12c is
4 until the partition wall 24a is hit. Thereby, each rib 12c is supported on the supporting step portion 24, and the entire container body 10 is held in the exterior body 20.

In such a state, the entire shoulder ring 30 is pushed down and fits into the positioning recess 27 provided on the outer peripheral surface of the exterior body 20, as shown in FIG. Each projecting portion 35 climbs over the step 25,
It is located below step 25. Thereby, each ridge 33
Are fitted between the support steps 24.

As described above, each ridge 33 of the shoulder ring 30 is provided.
However, since the container body 10 is positioned between the support steps 24, the ribs 12c of the container body 10 supported on the support steps Abuts against each ridge 33 to prevent the container body 10 from rotating with respect to the exterior body 20.
Does not fall off the exterior body 20.

As described above, when the container body 10 is mounted on the exterior body 20 by the shoulder ring 30, the cap 15 is screwed into the inlet 12 of the container body 10 protruding from the shoulder ring 30. Then, when removing the cosmetics in the container main body 10, the cap 15 is removed from the inlet 12, the container main body 10 is tilted together with the exterior body 20, and the cosmetics in the container main body 10 flow out from the inlet 12. You.

When the contents in the container body 10 are consumed,
The container body 10 is detached from the exterior body 20. In this case, with the cap 15 removed from the inlet 12, the shoulder ring 30 is lifted upward, and each protrusion 35 of the shoulder ring 30 is located above the step 25 on the outer peripheral surface of the exterior body 20. Is located. In such a state, the shoulder ring 3
0 is located above the upper surface 21 of the exterior body 20, and therefore, each rib 12 on the support step portion 24.
It is located above c. As a result, the supporting step 2
The upper rib 12c does not abut on each of the protrusions 33, and the container body 10 and the exterior body 20 can be relatively rotated. Then, when the container body 10 is relatively rotated with respect to the exterior body 20, the ribs 12 c of the container body 10 are displaced from above the support step parts 24 of the exterior body 20 and are positioned between the support step parts 24. In such a state, the container body 1
The container main body 10 is detached from the exterior body 20 by pulling 0 from the bottom opening of the exterior body 20. Then, the new container body 10 filled with the cosmetic is the exterior body 20.
Attached to.

FIG. 6 is an exploded perspective view showing another embodiment of the refillable container according to the present invention, and FIG. 7 is a sectional view taken along line BB of FIG. The refillable container according to the present embodiment includes a cylindrical container body 50 having a relatively short axial length in which cosmetic cream and the like are stored, an exterior body 60 that stores and holds the container body 50 therein, It has a shoulder ring 70 fitted in the upper part of the exterior body 60 in a state of being prevented from falling off, and a cap 80 for removably closing the inlet 52 at the upper end of the container body 50.

The container body 50 has an inlet 52 at the upper end, and the inlet 52 is provided with a shoulder 5 extending outward.
3 and continues to the main part 51 having an inner diameter larger than the injection port 52. On the outer peripheral surface of the inlet 52, 1/8
Rib 52a extending along the circumferential direction over the circumference,
It is provided at two locations facing each other in a state of protruding inward.

Exterior body 6 for housing and holding container body 50
0 has a cylindrical shape whose bottom and top surfaces are open,
At the upper end, a lip 62 surrounding the opening 61 on the upper surface is provided. The rim 62 is continuous with a lower main body 63 having an inner diameter larger than the rim 62 via a shoulder 64 extending outward. The upper end of the main body 63 has an outer peripheral surface stepped inward, and a screw portion 65 is formed on the outer peripheral surface.

At two opposing positions on the inner peripheral surface of the lip 62, there are provided support step portions 66 extending along the circumferential direction for about 1/4 turn. Each support step 66 is horizontally disposed at an appropriate distance downward from the upper end surface of the lip 62, and a partition 66a projecting upward is provided at the center in the longitudinal direction. ing.

Each supporting step 6 on the outer peripheral surface of the lip 62
At two locations corresponding to the central portion between the six, there are provided positioning recesses 67 extending vertically. This recess 67
A step 68 projecting outward is formed at the center in the vertical direction. Above the concave portion 67, a retaining portion 69 is provided which protrudes farther outward than the step portion 68 to retain the shoulder ring 70.

The shoulder ring 7 attached to the upper end of the exterior body 60
0 has a short cylindrical outer wall portion 73 with an open bottom surface fitted to the lip portion 62 of the exterior body 60,
Except for the central opening 71, it is covered by a top plate 72. The inlet 52 of the container body 50 is inserted into the opening 71 so as to protrude upward.

On the inner peripheral surface of the outer wall portion 73 of the shoulder ring 70, projecting portions 75 that fit into recesses 67 for positioning provided on the outer peripheral surface of the upper end portion of the exterior body 60 are provided at two locations facing each other. Each is provided. Each protrusion 75
After passing over the retaining portion 69 on the upper side of the concave portion 67, the concave portion 67
It is prevented from falling out by being fitted inside. Each protruding portion 75 is vertically movable within the recess 67, and can be selectively moved to two positions above the step 68 in the recess 67 and over the step 68 below the step 68. It is designed to be positioned.

On the lower surface of the top plate 72, a pair of ridges 74 extending over approximately 周 circumference along the outer peripheral edge of the opening 71.
Are provided at two locations facing each other in a state of protruding inward. Each protruding ridge 74 is located between each supporting step portion 66 formed on the inner peripheral surface of the lip portion 62 of the exterior body 60, and each protruding portion 75 fitted in each concave portion 67 is separated from the step portion 68. In a state in which the ribs 52a are also located above, the protrusions 74 are located above the supporting step 66 of the exterior body 60 by the thickness of the rib 52a. Then, when the shoulder ring 70 is moved downward and each projection 75 is positioned below the step 68 in the positioning recess 67, each projection 74 becomes
It fits between each supporting step 66 formed on the inner peripheral surface of the lip 62 of the exterior body 60.

The inlet 52 of the container body 50 protruding from the opening 61 of the exterior body 60 projects upward through the opening 71 of the shoulder ring 70 fitted to the rim 62 of the exterior body 60. The injection port 52 is closed by the cap 80. The cap 80 has a cylindrical shape whose top surface is closed by a top plate 81 and whose bottom surface is open, and has an outer wall portion 82 that covers the shoulder ring 70 fitted to the rim portion 62 of the exterior body 60. ing. On the inner peripheral surface of the lower end portion of the outer wall portion 82, a screw portion 83 that is screw-coupled to the screw portion 65 provided on the outer peripheral surface of the exterior body 60 is provided. A flat sealing material 85 is attached to the lower surface of the top plate 81, and an outer wall portion 82 is provided.
When the screw portion 83 provided on the inner peripheral surface of the lower end of the container body is screwed to the screw portion 65 provided on the outer peripheral surface of the exterior body 60, the sealing material 85 is pressed against the upper end surface of the inlet 52 of the container body 50. The injection port 52 is closed.

The refillable container having such a configuration is used as follows. The shoulder ring 70 is fitted to the upper end portion of the exterior body 60 in advance, and each of the protrusions 75 rides over the retaining portion 69 of the exterior body 60, and
8 is located above. In such a state, each ridge 74 of the shoulder ring 70 is supported by the supporting step 66 of the exterior body 60.
It is located above by the thickness of the rib 52a.

In such a state, the container body 50 is detached from the cap 80 and inserted into the exterior body 60 from the inlet 52 through the bottom opening. The inlet 52 of the container main body 50 is in a state of extending upward through the inside of the opening 61 on the upper surface of the exterior body 60. Then, the container body 50
And the exterior body 60 are rotated relatively appropriately, so that each of the ribs 52 a provided on the injection port 52 is supported by the supporting stepped portion 66 attached to the inner peripheral surface of the rim portion 62 of the exterior body 60.
The ribs 52a are fitted between the ribs 52a, and come into contact with the ridges 74 of the shoulder ring 70 fitted to the upper end of the exterior body 60.

In such a state, when the container body 50 is rotated relative to the outer body 60 or the outer body 60 is relatively rotated with respect to the container body 50, the inlet 52 of the container body 50 is rotated.
The ribs 52a provided in the support step portion 6 of the exterior body 60
Each rib 52a is supported on the support step 66 by fitting between the top plate 72 of the shoulder ring 70 and the top plate 72. The relative rotation between the container main body 50 and the exterior body 60 is such that each rib 52 a
6 until it hits the partition 66a. As a result, each rib 52a is locked on the supporting step 66 and is supported on the supporting step 66. As a result, the entire container body 50 is held in the exterior body 60.

In such a state, the entire shoulder ring 70 is pushed down, and the respective projecting portions 75 fitted into the positioning recesses 67 provided on the outer peripheral surface of the exterior body 60 become stepped. 68, and is located below its step 68. As a result, each ridge 74 is connected to each support step 66.
Fit between

As described above, each ridge 74 of the shoulder ring 70
However, the ribs 52a of the container body 50 supported on the respective supporting step portions 66 even when the container body 50 is about to rotate relative to the exterior body 60 because the container body 50 is positioned between the supporting step portions 66. Abuts against each of the ridges 74 to prevent the container body 50 from rotating with respect to the exterior body 60.
Does not fall off the exterior body 60.

As described above, when the container body 50 is mounted on the exterior body 60 by the shoulder ring 70, the inlet 5 of the container body 50 extending upward from the shoulder ring 70.
The cap 80 is screwed into 2. And the container body 5
When taking out the cosmetics inside 0, the cap 80 is removed from the inlet 52.

When the contents in the container body 50 are consumed,
The container body 50 is detached from the exterior body 60. In this case, with the cap 80 removed from the inlet 52, the shoulder ring 70 is pulled upward, and each projection 75 of the shoulder ring 70 gets over the step 68 on the outer peripheral surface of the exterior body 60. Is located above the step portion 68. In such a state, each ridge 74 of the shoulder ring 70 is
It is positioned above the support step 66 of the “0” by the thickness of the rib 52a. As a result, the rib 52 on the support step 66 is
a does not hit each of the ridges 74, and the container body 5
0 and the exterior body 60 are relatively rotatable. When the container main body 50 is relatively rotated with respect to the exterior body 60, the rib 52 a of the container main body 50 is displaced from above the support step 66 in the exterior body 60 and is located between the support step portions 64. In such a state, the container body 50 is
The container body 50 is detached from the exterior body 60 by pulling out from the bottom opening of the container. Then, a new container body 50 filled with cosmetics is attached to the exterior body 60.

[0042]

As described above, the refillable container of the present invention is provided with a rib at the inlet of the container body and by rotating the container body relative to the outer body, the support provided on the outer body is provided. The rib is locked to the step, so that the container body is mounted on the exterior body. Therefore, the outer diameter and the shape of the container body are not restricted by the outer diameter and the shape of the exterior body, and can easily correspond to various container bodies. The container body is inserted into the exterior body and rotated, and further, by moving the shoulder ring fitted to the upper end of the exterior body downward, the container body is securely attached to the exterior body. The container body can be easily attached to and detached from the container.

[Brief description of the drawings]

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

FIG. 2 is a cross-sectional view taken along line AA of FIG.

FIG. 3 is a plan view of an exterior body of the refillable container.

FIG. 4 is a bottom view of a shoulder ring of the refillable container.

FIG. 5 is a development view of a main part of the refillable container.

FIG. 6 is an exploded perspective view showing another example of the refillable container of the present invention.

FIG. 7 is a sectional view taken along line BB of FIG. 6;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Container main body 11 Main part 12 Inlet 12c Rib 15 Cap 20 Outer body 22 Opening 23 Edge rim 24 Support step 25 Step 27 Depression 30 Shoulder ring 31 Opening 33 Projection 34 Outer wall 35 Projection 50 Container main body 52 Inlet 52 a Rib 60 Exterior body 61 Opening 62 Edge 65 Screw 66 Support step 67 Recess 68 Step 70 Shoulder ring 71 Opening 73 Outer wall 74 Projection 75 Projection

──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int. Cl. ⁷ , DB name) B65D 8/06 A45D 34/00 A45D 40/00 B65D 25/34 B65D 47/06

Claims (1)

(57) [Claims] An injection port is provided at an upper end portion,
A rib protruding outward is provided in this inlet,
A container body filled with a predetermined content, and a cylindrical shape covering a portion of the container body except for an inlet, and a bottom surface is opened so that the container body is inserted, and the container body is An opening is formed on the upper surface so that the injection port is inserted, and furthermore, the inner part is formed so that the rib provided at the injection port is locked and supported by the relative rotation of the container body. An outer body provided with a supporting step protruding toward the upper side, and an opening on the upper surface into which an inlet of the container body protruding from the upper surface of the outer body is inserted. A cylindrical shoulder ring that is fitted movably in the direction, is positioned with respect to the exterior body by downward movement, and regulates rotation of the container body with respect to the exterior body. container.