JPH0681981U - Refill container - Google Patents

Abstract

(57) [Summary] [Purpose] An object of the present invention is to provide a refill container in which the cost of the container is reduced by reducing the number of constituent members of the container and the inner container can be easily replaced. [Structure] An inner container 3 is detachably loaded into a bottomed cylindrical main container 2, and the main container 2 has a cylindrical body 5 and a lower end portion of the cylindrical body 5 around an axis of the cylindrical body 5. The bottom plate 6 is rotatably fitted to the wall part 5b of the tubular body 5 and the body part 3c of the inner container 3 so as to be engageable with and disengageable from each other.
d is formed, and when the bottom plate 6 is rotated relative to the cylindrical body 5 about its axis, the inner container 3 is formed on the bottom 6d of the bottom plate 6 and the lower end of the inner container 3. An engagement cam portion 10 is provided that pushes in a direction of separating from the container 2 to release the engagement of the engagement portions 8a and 3d.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a refill container, which is a container suitable for accommodating, for example, cosmetics, and in which the inner container can be detachably loaded into the container.

[0002]

[Prior art]

 As is well known, cosmetics such as cold cream are directly contained in a cosmetic container, and the lid of the container is opened as needed to collect an appropriate amount for use. In such a cosmetic container, it is uneconomical because the container itself becomes unnecessary when all the cosmetics are used up, and it is one of the factors that cause the cost of the cosmetic product to be high because the container itself costs. Was there.

Therefore, in recent years, when the cosmetic is stored in the inner container, the inner container is loaded into the main container, and when the cosmetic is completely used up, the empty inner container is filled with the cosmetic. What is called a refill container is provided so that it can be replaced with an inner container. In such a refill container, the inner container can be manufactured at a lower cost than the main container, and since the main container can be continuously used as it is, the above-mentioned drawbacks can be solved.

As such a refill container, the one described in Japanese Utility Model Publication No. 3-54019 is known. As shown in FIG. 4, this refill container 20 has a bottomed cylindrical outer container 21 and a flange 22a that can be loaded into the outer container 21 and that abuts the upper end of the opening edge 21a of the outer container 21. And an inner container 22 having a projecting opening portion 22b at the upper end thereof, and when the inner container 22 is loaded in the outer container 21, the inner container 22 is screwed into the outer container 21. It is composed of a cap 23 with a hole for pressing down and a lid 24 screwed to the projecting opening 22b of the container 22.

In this configuration, during normal use, the lid body 24 is removed to take out the contents, and when the contents are used up, the lid body 24 is removed and the cap 23 with holes is further removed. After the removal, the inner container 22 is removed from the outer container 21 and replaced with a new inner container.

[0006]

[Problems to be solved by the device]

 However, the refill container 20 has the following problems. That is, as described above, it is very inconvenient because the lid 24 and the cap 23 with a hole must be removed when the contents are used up and replaced with a new inner container. In addition, the number of members that make up the refill container 20 itself is large, which causes a high cost of the container. The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a refill container in which the constituent members of the container are reduced to suppress the cost of the container and the inner container can be easily replaced.

[0007]

[Means for Solving the Problems]

 The refill container of the present invention comprises an inner container detachably loaded in a bottomed cylindrical main container, and the main container comprises a cylindrical body and a cylindrical body at the lower end of the cylindrical body. And a bottom plate rotatably fitted around the shaft of the inner wall of the cylindrical body, and an engaging portion is formed between the wall portion of the cylindrical body and the body portion of the inner container so as to be detachably engaged with each other. The bottom part of the bottom plate and the lower end part of the inner container are pressed in a direction to separate the inner container from the main container when the bottom plate is rotated relative to the cylindrical body around its axis. Then, an engagement cam portion for disengaging the engagement portion is provided.

[0008]

[Action]

 In the refill container of the present invention, when the inner container is pushed into the container from above and loaded, the wall portion of the cylindrical body which is the container and the engaging portion formed on the body of the inner container are mutually engaged. By engaging, the inner container is securely fixed to the main container, and the inner container is prevented from coming out of the main container. Further, by rotating the bottom plate relative to the cylindrical body about its axis, the inner container is pressed by the engagement cam portion in a direction away from the main body container, and The engagement of the engaging portion is released, and the inner container is removed from the main container.

[0009]

【Example】

 Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. 1 to 3 show an embodiment of the refill container of the present invention. In the figure, reference numeral 1 is a refill container, 2 is a main container, and 3 is an inner container. As shown in FIG. 1, in a refill container 1, a bottomed cylindrical main container 2 is loaded with a bottomed cylindrical inner container 3 having a diameter smaller than that of the main container 2, and a lid 4 is attached to the main container 2. The structure is screwed.

The main container 2 includes a cylindrical body 5 that opens in the vertical direction, and a bottom plate 6 that is fitted at the lower end of the cylindrical body 5 so as to be rotatable around the axis of the cylindrical body 5. It consists of and. A mouth wall portion 5b (wall portion) having a diameter smaller than that of the side wall portion 5a of the tubular body 5 is formed at the upper end portion of the tubular body 5, and the lid body 4 is provided on the outer surface of the mouth wall portion 5b. A male screw 5c is formed on which is detachably screwed.

Further, as shown in FIGS. 1 and 2, engagement recesses 5d ... Which extend downward from the upper end thereof are formed on the inner side surface of the mouth wall portion 5b. Further, a step piece 7 formed between the inner side surface of the mouth wall portion 5b and the inner side surface of the side wall portion 5a is provided with a hanging piece 8 (engaging portion) extending downward. An engaging protrusion 8a that protrudes inward is formed at the lower end of 8. The engagement protrusion 8a is formed with tapered surfaces 3b and 3c, the corners of which are tapered in the protrusion direction. Further, a fitting concave groove 5e into which the bottom plate 6 is fitted is formed along the inner surface of the side wall 5a at the inner lower end of the side wall 5a of the tubular body 5.

On the outer surface of the standing wall portion 6a of the bottom plate 6, there is formed a protrusion 6b which protrudes outward and is fitted into the fitting groove 5e of the tubular body 5, and the protrusion 6b is formed. A flange portion 6c is formed below the lower portion of the cylindrical body 5 so as to project from the outer surface of the side wall portion 5a thereof when the tubular body 5 is fitted and to stably stand the refill container 1. Further, a bottom surface 6d (bottom portion) of the bottom plate 6 is formed with a substantially conical projection 6e ... Which projects upward, and the projection 6e is centered on the axis of the bottom plate 6. They are arranged at a predetermined interval along the arc.

Further, as shown in FIGS. 1 and 3, a flange portion 3a is formed at the upper end portion of the inner container 3 and is placed on the upper end of the mouth wall portion 5b of the tubular body 5. When the inner container 3 is loaded into the main container 2, the lower end surface of the flange portion 3a is engaged with an engaging recess 5d provided on the inner wall surface of the mouth wall portion 5b so that the inner container 3 has Ribs 3b ... Which restrict the rotation around the axis are vertically provided downward.

On the outer peripheral surface of the body portion 3c of the inner container 3, there is formed a protrusion 3d (engagement portion) which is undercut-engaged with the engagement protrusion 8a of the hanging piece 8 of the tubular body 5. Has been done. A corner portion of the protrusion 3d has a corner portion so that the engagement protrusion 8a of the engagement piece 3 and the protrusion 3d can be easily engaged and disengaged when the inner container 3 is attached to or detached from the container body 2. Tapered surfaces 3e and 3f are formed so as to be tapered in the protruding direction. Further, the lower end surface of the inner container 3 is formed with a substantially conical projection 3h ... Which projects downward. The protrusions 3h are arranged such that each protrusion 3h is located along an arc centered on the axis of the inner container 3 and between the protrusions 6e provided on the bottom surface 6d of the bottom plate 6. ing. These protrusions 3h ..., 6e ... form a cam portion 10 that presses the inner tray 3 upward when the bottom plate 6 is rotated around its axis with respect to the tubular body 5.

In the refill container 1 having the above-described structure, when the inner container 3 is loaded into the main container 2 by pushing it from above, the taper surface 8b of the engaging projection 8a of the engaging piece 8 is tapered by the protrusion 3d. The surface 3f abuts and the hanging piece 8 is pressed outward and elastically deformed, and the hanging piece 8 is engaged with the tapered surface 8c of the engaging projection 8a and the tapered surface 3e of the projection 3d. To meet. As a result, the inner container 3 is securely fixed to the main container 2, and the inner container 3 is prevented from slipping out of the main container 2.

Further, by rotating the bottom plate 6 relative to the tubular body 5 about its axis, the protrusion 6 e of the bottom plate 6 and the protrusion of the inner container 3 which constitute the cam portion 10 are formed. The ridge surface of 3h abuts each other, and the inner container 3 is pressed upward by the protrusion 6e. The taper surface 3e of the projection 3d presses the taper surface 8b of the engagement projection 8a, whereby the hanging piece 8 is elastically deformed outward, and the engagement projection 8a and the projection 3d are separated from each other. The engagement is released and the inner container 3 is easily removed from the main container 2.

As described above, according to the refill container 1 of the above-described embodiment, the hanging piece 8 provided on the mouth wall portion 5b of the tubular body 5 is simply loaded by pushing the inner container 3 into the main container 2 from above. The engaging projection 8a of the above and the protrusion 3d of the body portion 3c of the inner container 3 are engaged with each other to securely fix the inner container 3 to the main container 2 and prevent the inner container 3 from coming out of the main container 2. can do. Further, by rotating the bottom plate 6 relative to the cylindrical body 5 about its axis, the engagement between the engaging protrusion 8a and the protrusion 3d is released, and the main container 2 to the inner container 3 are released. Can be easily removed. Therefore, as compared with the conventional refill container, the inner container 3 can be easily replaced, and the cost of the container can be suppressed because the number of constituent members is small.

In the above embodiment, the protrusion 3d provided on the body 3c of the inner container 3 is provided with the engaging protrusion 8a of the hanging piece 8 provided at the lower end of the mouth wall 5b of the tubular body 5. The inner container 3 is loaded into the main container 2 by engaging the inner container 3 with each other, but the arrangement of the engaging portion for engaging the inner container 3 and the main container 2 is not limited to this. Alternatively, it may be provided on the upper end of the standing wall 6a of the bottom plate 6 and the body 3c of the inner container 3 facing the upper end.

[0019]

[Effect of device]

 According to the refill container of the present invention, the engagement portions formed on the wall portion of the tubular body and the body portion of the inner container of the container are fitted to each other only by pushing the inner container into the container from above and loading the container. The inner container can be securely fixed to the main container by engaging with, and the inner container can be prevented from coming out of the main container. Further, by rotating the bottom plate relative to the cylindrical body around its axis, the engagement of the engaging portion can be released and the inner container can be easily removed from the main container. Therefore, the inner container can be easily replaced, and since the number of constituent members is small, the cost of the container can be suppressed as compared with the conventional case.

[Brief description of drawings]

FIG. 1 is a half sectional view showing an embodiment of a refill container of the present invention.

FIG. 2 is a perspective view showing a main container of the refill container.

FIG. 3 is a side view showing an inner container of the refill container.

FIG. 4 is a side sectional view of an essential part showing an example of a conventional refill container.

[Explanation of symbols]

 1 Refill container 2 Inner container 3 Inner container 3c Body part 3d, 8a Engagement part 5 Cylindrical body 6 Bottom plate 6d Bottom part 10 Cam part

Claims (1)

[Scope of utility model registration request] 1. A refill container (1) in which an inner container (3) is detachably loaded in a bottomed tubular main container (2), wherein the main container (2) is a tubular body ( 5) and a bottom plate (6) fitted at the lower end of the tubular body (5) so as to be rotatable around the axis of the tubular body (5). The wall (5b) and the body (3) of the inner container (3)
c) engaging portions (8a, 3
d) is formed, and the bottom plate (6) is provided around the axis of the cylindrical body (5) at the bottom part (6d) of the bottom plate (6) and the lower end part of the inner container (3). When rotated relatively,
A cam portion (10) is provided for pressing the inner container (3) in a direction to separate it from the main body container (2) to release the engagement of the engaging portions (8a, 3d). Refill container.