KR20230055694A - Cosmetic container with refillable container - Google Patents

Abstract

The present invention relates to a cosmetic container with a refillable container and, more specifically, to a cosmetic container, enabling an inner container of a storage container, in which content is stored, to be simply and easily separated from and fastened to an outer container, which is a main body of the cosmetic container so that content is refillable after being used up and usability and convenience due to refilling are enhanced. The present invention provides a cosmetic container, comprising: an outer container formed of the shape of a cylinder with an open top and having a receiving space inside; an inner container that can be coupled and separated through the receiving space of the outer container and stores cosmetics inside; and an opening/closing cap that may open/close the inner and the outer container. The outer container is provided with a stepped engagement surface on the outer surface of an injection port, and at the same time, provided with a plurality locking protrusions on the engagement surface in a circumferential direction and actuating cams integrally protruding outward on front and rear ends therebetween according to clockwise rotation, wherein the actuation cam has a vertical surface, an inclined surface, and screw threads on a surface. The inner container is provided on the outer side of an upper end portion with a neck portion, having an insertion groove downward opened, in a double tubular body form so as to be inserted into and coupled to the outer container, and at the same time, provided on the outer surface of the neck portion with a fixation hole and a cam groove, wherein the fixation hole is fixatedly coupled, in an undercut manner, to locking protrusions having screws screw-coupled to the opening/closing cap and provided on the outer circumferential surface of the outer container, and the cam groove is tightly coupled to the actuating cams in a tight-fitting manner. Therefore, the cosmetic container is configured to be refillable by coupling and separating the inner and the outer container.

Description

Cosmetic container with refill container {Cosmetic container with refillable container}

The present invention relates to a cosmetic container having a refill container, and more particularly, to allow the inner container of a storage container in which contents are stored to be simply and easily separated and fastened from the outer container, which is the main body of the cosmetic container, so that all contents are stored. It is intended to improve the usability and convenience of refilling while enabling refilling after use.

In general, cosmetic containers are intended to easily accommodate and use various types of cosmetics such as liquid, powder, gel, or cream, and various types of cosmetic containers are proposed according to the type of contents. there is.

Among these cosmetic containers, those composed of a dual structure consisting of an outer container considering an external design and an inner container that is a storage container for efficiently accommodating various contents inside the external container are widely used.

Accordingly, not only are the inner and outer containers made of high-quality materials such as steel, glass, and synthetic resin for the exterior design and efficient accommodation of the contents, but also the contents, which are cosmetics, are also made of high quality, resulting in a very high purchase cost. A lot of burden was caused, and there were also environmental problems such as polluting the environment by discarded cosmetic containers after using all the contents.

Therefore, in order to solve the above problems, recently, a cosmetic container having a refill container that can be used by replacing only the storage container, which is an internal container in which the contents are accommodated, with a new one while reusing the outer container, which is the body of the cosmetic container constituting the exterior, as it is. It is proposed.

Looking at the conventional structure of the cosmetic container having the refill container, this may include Korean Patent Registration No. 10-1211964.

The configuration of the conventional cosmetic container is composed of an inner and an outer container, and the outer container is provided so that the cover is screwed open and closed by a forward screw portion on the outer periphery, and at the same time, an annular fastening protrusion having a reverse screw portion is formed on the upper outer periphery. become,

The refill container, which is an inner container, has a storage space in which contents are stored therein, and has a structure in which a separate refill cover is fastened to the upper inner periphery while having a storage space fastened to the upper outer periphery of the outer container.

However, since this conventional structure consists of screwing the refill container inside the outer container, it is difficult to disassemble the inner container by screwing it when replacing with a new refill container after exhausting the contents. There were structural problems that were not easy.

That is, since only a part of the inner container screwed to the top of the outer container is exposed to the outside, it is not easy to hold this part and rotate it until completely separated, and there is inconvenience in use.

As another conventional configuration, Korean Patent Registration No. 10-2284145 has been proposed.

This is also a refillable cosmetic container, consisting of an outer container that is opened and closed with a cap, and an inner container that accommodates cosmetics while being fastened to the inside of the outer container, and has a separate fixing ring to cover the edges of the inner and outer containers. It is provided in a rotating slot method, and a plurality of hanging bars are provided on the inner wall surface of the outer container, and a plurality of bar coupling grooves are provided on the outer circumferential surface of the inner container, and at the same time, the cap coupling end provided at the top of the inner container is provided. It has a structure in which a cap is coupled through.

However, the conventional structure as described above has a configuration in which a separate fixing ring for coupling the inner and outer containers to each other is coupled and separated by a rotating slot method, so that not only the number of parts increases, but also the structure is complicated, and the design according to the appearance There was a problem of being restricted, and also there was a problem that the workability and airtightness were poor due to severe play due to disassembly and coupling by the rotary slot method during refilling.

The present invention has been made in consideration of the above-mentioned various conventional problems, and its object is to configure the cosmetic container with an inner and outer double container that is easy to separate and combine, while simplifying the coupling and separation structure of the cosmetic container with one touch. It is to provide a cosmetic container having a refill container to reduce manufacturing cost, improve airtightness, and improve workability by making refill operation convenient and simple.

Another object of the present invention is to provide a cosmetic container having a refill container to improve airtightness and airtightness by first and secondly sealing the inner container containing the contents in the inlet with a separate sealing plate and sealing paper in multiple stages.

Another object of the present invention is to use a container having the same structure as the inner container in which the contents are accommodated as a refill container, while the refill container is sealed with a sealing plate, sealing paper, and a separate protective cap to refill according to storage and transportation It is to provide a cosmetic container having a refill container to improve airtightness and airtightness as a container.

The present invention for achieving the above object is possible by improving the structure of a cosmetic container having a refill container. It includes an inner container that is a storage container to accommodate the contents of cosmetics and an opening and closing cap that opens and closes the inner container, and in addition, a sealing plate that is fastened to the inlet of the inner container in multiple stages to seal and protect the contents. And it is characterized in that it is configured with a sealing paper and a protective cap to open and close the refill container.

The outer container according to the coupling structure of the inner and outer containers is provided with a plurality of locking protrusions along the circumferential direction on the outer circumferential surface of the inlet, and has threads on the surface along with vertical and inclined surfaces in the front and rear ends along the rotational direction. Actuating cams are provided on both sides so as to be integrally opposed.

In addition, the inner container coupled to the outer container is provided with a double tubular neck portion having an insertion groove that opens downward so that the upper portion can be inserted and fastened to the outer container to the outside, and the neck portion has a screw coupled to the opening and closing cap to the outer surface. It is composed of a locking protrusion provided on the outer circumferential surface of the outer container, a plurality of fixing holes coupled and fixed by an undercut method, and a cam groove coupled by an operating cam and an interference fitting method, so that when the inner and outer containers are combined, vertical pressure is applied. It is characterized in that it is easily combined with an undercut method according to the method, and when separated, it is characterized in that it can be easily and easily separated by a twisting method according to rotation.

According to the present invention, manufacturing and assembly are made of the minimum number of parts having inner and outer containers combined in a double structure, an opening and closing cap to open and close them, a sealing plate and sealing paper to seal the contents accommodated in the inner container. In addition to the improvement in manufacturability according to the above, since all of them can be manufactured with recyclable synthetic resin materials, environmental pollution can be prevented.

In addition, the present invention can be easily separated by simply twisting the inner container from the outer container in a clockwise direction when separating the inner and outer containers for refilling, while, on the other hand, when combining a new refill container, it is easy to vertically As it can be firmly and conveniently coupled by a one-touch method only by pressing in the direction, it has an effect of improving workability according to refilling.

In addition, the present invention has the effect of sufficiently maintaining the confidentiality of the refill container separately stored and transported by configuring the refill container corresponding to the inner container to be sealed in multiple ways using a sealing plate, sealing paper, and a protective cap. .

1 is an overall exploded perspective view of a cosmetic container to which the present invention is applied
Figure 2 is a configuration diagram of a state in which the opening and closing cap of the present invention is opened
Figure 3 is a cross-sectional view of the present invention opening and closing cap closed state
Figure 4 is a configuration diagram of a state in which the inner and outer containers of the present invention are separated
5 is an operation view of combining the inner and outer containers of the present invention
Figure 6 is an operation diagram of separating the inner and outer containers of the present invention
Figure 7 is an enlarged configuration diagram of main parts in Figure 3 of the present invention
Figure 8 is an exemplary view of using the inner container of the present invention as a separate refill container
Figure 9 is a cross-sectional view of the present invention Figure 8

Hereinafter, specific details for carrying out the present invention will be described in detail with reference to the accompanying drawings.

1 to 4 of the accompanying drawings are views showing the overall configuration of a cosmetic container to which the present invention is applied, Figures 5 and 6 are views showing an operating state according to the present invention, and Figure 7 is a view showing the sealing structure of the present invention Figures 8 and 9 are views showing examples of use of the refill container of the present invention, in which reference numeral 100 denotes the main body of the cosmetic container of the present invention.

The cosmetic container 100 is provided with an external container 10 forming the overall appearance of the cosmetic container, and fastening and separating the inside of the external container 10 to be refillable and to accommodate the contents of cosmetics Including an inner container 20, which is a storage container, and an opening and closing cap 30 for opening and closing the inner and outer containers 10 and 20, and also for sealing the contents of the inner container 20 The sealing plate 40 and the sealing paper 41 and the inner container 20 are closed with the protective cap 50 to be used as a refill container.

The outer container 10 is formed of various materials such as glass, synthetic resin, aluminum, and steel according to forming the overall appearance of the cosmetic container 100, and is formed in a cylindrical shape with an open top, and an inner container inside At the same time as having a space in which (20) is accommodated, the upper end has an inlet 11 into which the inner container 20 is inserted and detached.

The inlet 11 maintains a slightly narrower outer diameter than the body of the outer container 10, and on the outer surface, upper and lower two-step steps are formed in the circumferential direction, and the inner container 20 to be described later is coupled to the upper part It has a coupling surface 12 that is in close contact.

In addition, at a predetermined position outside the coupling surface 12, a plurality of male-shaped protrusions 13 are integrally formed at regular intervals so that they protrude outward along the circumferential direction, and at the same time, the outer surface between the protrusions 13 A plurality of actuating cams 14 are also integrally formed to protrude outward.

The protrusions 13 are coupled to the inner container 20 coupled to the outer container 10 with an interference fit by an undercut method, and are preferably formed in four directions to provide sufficient bonding force.

In addition, while the actuating cam 14 is formed in an approximate square rhombus shape, one front side has a vertical surface 14a in the vertical direction along the clockwise direction, and the other rear side has an inclined surface 14b of a certain inclination angle, Pairs are provided to face each other, and on these outer surfaces, screw threads 15 that can be screwed into the inner screw of the opening and closing cap 30 are formed in the same spiral.

That is, the screw thread 15 is integrally formed on the outer surface of the operating cam 14 so as to protrude outward, but the opening and closing cap 30 is of a portion that can be connected with the same spiral as the screw formed therein when the screw is fastened. pertains to screws.

In addition, the inner container 20 opposite to the outer container 10 provides a space for storing cosmetics therein, which can be inserted, fastened or separated through the inlet 11 of the outer container 10, so the contents It is also a refillable container that can be replaced with a new container filled with the contents after it is exhausted.

The inner container 20 is provided in a cylindrical shape with an open top and a storage space filled with cosmetics in the form of cream and gel, and the neck 21 of the upper end is bent outward and downward between the outer wall surface and the inner container 20. An open coupling groove 22 is provided along the circumferential direction.

As the coupling groove 22 has a structure opening toward the bottom, when the inner container 20 is coupled to the outer container 10, the cylindrical injection port 11 of the outer container 10 is inserted and fastened to provide a space It is provided, and at this time, the neck portion 21 is tightly fastened to the coupling surface 12 of the outer container 10 inlet 11.

In addition, the neck portion 21 of the inner container 20 is provided with a plurality of fixing holes 23 coupled to and fixed by an interference fit by an undercut method with the locking protrusion 13 of the outer container 10 along the circumferential direction, Between them, a pair of cam grooves 24 that are closely coupled to the operating cam 14 of the outer container 10 are opened downward, and a pair is also provided facing both sides.

At this time, the cam groove 24 has a vertical vertical surface 24a at one front end in a clockwise direction and an inclined inclined surface 24b at the other rear end, providing close adhesion when combined with the actuating cam 14 will do

In addition, a screw thread 25 that can be screwed into the opening and closing cap 30 is formed on the outer surface of the neck portion 21 of the inner container 20. At this time, the thread of the screw thread 25 is formed by the cut cam groove 24 The corresponding portion has a structure to be cut, and accordingly, when combined with the outer container 10, it will have a structure that is restored to a complete spiral by the screw thread 15 formed on the operating cam 14.

In addition, a separate sealing plate 40 for sealing and protecting the contents is installed at the opening of the inner container 20 in a covering manner, which is formed in a plate-like shape to close the opening of the inner container 20. And, in addition to this, a separate sealing paper 41 for sealing the gap between the inner container 20 and the sealing plate 40 is further provided.

At this time, saw-toothed projections 42 protrude along the circumferential direction from the upper surface of the sealing plate 40, and the upper surface of the inner container 20 also protrudes upward along the circumferential direction. ) is formed so that the sealing paper 41 having a cushion is seated on the upper surface and is tightly closed when pressed by the opening/closing cap 30 or the protective cap 50 to efficiently maintain confidentiality.

That is, the sealing paper 41 is seated on the upper surface and pressed by the opening/closing cap 30 or the protective cap 50, so that the sawtooth protrusion 42 provided on the upper surface of the sealing plate 40 primarily, The airtightness is maintained by being secondarily closely adhered by the protrusion frame 43 provided on the upper surface of the inner container 20 .

In addition, when the inner container 20 is used as a refill container, it is protected by being closed with a separate protective cap 50 together with the sealing plate 40 and the sealing paper 41 to easily protect the contents.

When the inner container 20 is used as an extra refill container, the protective cap 50 is screwed using a screw 25 provided at the inlet of the inner container 20 as shown in FIGS. 8 and 9 of the drawing. By being fastened, the sealing plate 40 and the sealing paper 41 are effectively pressed, and the contents are safely protected by completely blocking the inlet of the inner container 20 .

Therefore, when assembling the cosmetic container 100 of the present invention configured as described above in a separated state, first, the inner and outer containers 10 and 20 are combined. As shown in FIG. 4 of the accompanying drawings, the outer container The coupling groove 22 of the inner container 20 is coupled to the inlet 11 of (10), but the operating cam 14 and the cam groove 24, and the locking protrusion 13 and the fixing hole 23 are matched, respectively. When the inner container 20 is pressed in the vertical direction to the outer container 10 in the state of being, they are coupled to each other in an interference-fitting manner.

That is, the operation cam 14 of the outer container 10 coincides with the cam groove 24 of the inner container 20 and is coupled, and at the same time, the plurality of protrusions 13 of the outer container 10 and The fixing holes 23 of the inner container 20 are forcibly fitted in an undercut manner due to their own elasticity due to the nature of the material, so that perfect coupling is achieved.

At this time, as the actuation cam 14 of the outer container 10 is integrally coupled with the cam groove 24 of the inner container 20, the screw thread 15 formed on the outer surface of the actuation cam 14 forms the neck of the inner container 20. The thread 25 formed in (21) and the helix are matched.

Therefore, in the case of screw fastening to close the opening/closing cap 30, smooth opening and closing is possible by the screw threads 15 and 25 of the inner and outer containers 10 and 20.

In particular, the actuating cam 14 and the cam groove 24 form vertical surfaces 14a and 24a at one front side in a clockwise direction and at the same time form inclined surfaces 14b and 24b at the other rear side, thereby opening and closing the cap 30 ) is smoothly accommodated when rotating clockwise to close, and on the other hand, even when rotating counterclockwise to open, the inner and outer containers 10 and 20 are not separated by this rotational force. The opening and closing cap 30 can be smoothly opened.

Therefore, after opening the opening and closing cap 30 as usual, remove the sealing paper 41 and the sealing plate 40 provided to be sealed on the upper surface of the inner container 20, and use the cosmetic material filled therein. there will be a number

On the other hand, if you want to replace the cosmetic material in the inner container 20 as described above with a new refill container after consuming all of the cosmetic material, you have to replace the cosmetic material-exhausted inner container 20 with a new refill container. In this case, Figure 5 of the drawing As shown in, when holding the outer container 10 and twisting the inner container 20 by slightly rotating it clockwise, the inner container 20 is easily separated.

That is, when the inner container 20 is slightly rotated clockwise, the inclined surface 24b of the cam groove 24 provided on the neck 21 is provided on the outer surface of the inlet 11 of the outer container 10 While sliding upward along the inclined surface 14b of the operating cam 14, the rotational force acts as a linear motion, and by this force, the plurality of fixing holes 23 are moved from the locking protrusion 13 of the outer container 10. As shown in FIG. 6 by being physically separated, the inner and outer containers 10 and 20 are simply and easily separated from each other.

Therefore, it is possible to simply and easily separate the inner and outer containers 10 and 20 with only a small force of twisting the inner container 20 by slightly rotating it clockwise, and then protecting the new refill container as described above. Refilling is possible by coupling to the outer container 10 in a state in which the cap 50 is removed.

In this case, as shown in FIGS. 8 and 9 of the accompanying drawings, the protective cap 50 coupled to the inner container 20 is rotated counterclockwise to separate it, and then, as described above, the outer container 10 You just have to contract it and refill it.

On the other hand, in the inner container 20 of the refill container as described above, as a separate protective cap 50 is screwed into the inlet, the sealing plate 40 and the sealing paper 41 are tightly pressed by its bonding force, so that the cushion and In addition, the airtightness is maintained in multiple stages by the protrusions 42 and the protrusions 43.

100: cosmetic container 10: external container
11: inlet 12: coupling surface
13: snag projection 14: operating cam
14a, 24a: vertical plane 14b, 24b: inclined plane
15,25: screw thread 20: inner container
21: neck 22: coupling groove
23: fixed hole 24: cam home
30: opening and closing cap 40: sealing plate
41: sealing paper 42: protrusion
43: protrusion 50: protective cap

Claims (4)

An outer container made of a cylindrical shape with an opening at the top and having an accommodation space inside, an inner container that can be combined and separated through the accommodation space of the outer container and stores cosmetics therein, and opening and closing the inner and outer containers. As a cosmetic container having an opening and closing cap,
The outer container has a coupling surface having a step on the outer surface of the inlet, and at the same time, the coupling surface has a plurality of protrusions along the circumferential direction, and between them, along the rotation in the clockwise direction, vertical and inclined surfaces and In addition, an operating cam having a thread on the surface is integrally provided to protrude outward,
The inner container has a double tubular neck portion having an insertion groove opening downward so that the upper portion can be inserted and fastened to the outer container outside the upper portion, and at the same time, the outer surface of the neck portion has a screw that is screwed with the opening and closing cap, and the outer container It is equipped with a locking protrusion provided on the outer circumferential surface, a fixing hole coupled and fixed by an undercut method, and a cam groove closely coupled by an operating cam and an interference fitting method so that the inner and outer containers are combined and separated so that refilling is possible.
A cosmetic container having a refill container, characterized in that the opening of the inner container is sealed with a sealing plate and sealing paper to protect the contents.
According to claim 1,
The operation cam of the outer container has a vertical surface at the front end in the clockwise direction and an inclined surface at the rear end, and a vertical surface and an inclined surface opposite to it at the front and rear ends of the cam groove coupled thereto, and an opening and closing cap on the outer surface By having a screw thread that matches the screw of the screw, opening and closing by screwing of the opening and closing cap is allowed during use to promote convenience of use, and at the time of refilling, rotate the inner container clockwise so that it can be easily separated. A cosmetic container having a refill container.
A protrusion is provided on the outer periphery of the upper surface of the inner container along the circumferential direction, and a sawtooth protrusion is provided on the outer periphery of the upper surface of the sealing plate so as to be tightly fastened in multiple stages as a sealing paper having a separate cushion. A cosmetic container having a refill container.
According to claim 1,
The inner container is used as a refill container, and the refill container is configured to open and close with a sealing plate and sealing paper at the inlet, and a separate protective cap fastened with screws to improve the sealing power. Cosmetics having a refill container, characterized in that courage.

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