JP3579085B2 - Airtight cosmetic container - Google Patents

Description

[0001]
[Industrial applications]
The present invention relates to an airtight cosmetic container, and more specifically, connects a container body and a lid so as to be openable and closable at respective rear edges, and mounts an inner plate for accommodating a cosmetic in the container body. And an airtight cosmetic container.
[0002]
[Prior art]
Conventionally, as this kind of airtight cosmetic container, an airtight compact container as disclosed in Japanese Utility Model Publication No. 6-2585 is known. In this airtight compact container, an inner plate for accommodating cosmetics is provided in the container body, and an elastic packing material is provided on the lid. An annular sealing projection is provided on the lower surface of a portion of the elastic packing material corresponding to the periphery of the recess of the container body, and a hinge groove is annularly cut in parallel with the annular sealing projection. . Then, when the lid is closed, the sealing projection is pressed against the upper surface of the middle plate of the container body, and the hinge groove is contracted so as to generate an elastic force, thereby keeping the inside of the middle plate airtight. ing.
[0003]
[Problems to be solved by the invention]
However, in such a conventional airtight compact container, the inner plate for accommodating the cosmetic is formed of resin or metal, and when the lid is closed, the tip of the pressed sealing projection and the upper surface of the inner plate of the container body are closed. The seal is made only at the portion where it comes into contact. Therefore, the seal is easily broken between the elastic packing material and the resin or metal inner plate, and if the elastic packing material or the container body is deformed, airtightness may not be reliably maintained. was there.
[0004]
SUMMARY OF THE INVENTION The present invention has been made in view of the above-described conventional problems, and has as its object to provide an airtight cosmetic container capable of securely holding the cosmetic airtight even when the elastic packing material or the container body is deformed. Is to do.
[0005]
[Means for Solving the Problems]
In order to achieve such an object, in the hermetic cosmetic container according to the present invention, the container body and the lid are connected to each other so as to be openable and closable at their rear end edges, and the cosmetic is placed in a recess provided in the container body. In an airtight cosmetic container equipped with an inner plate to be stored, a notch recess is formed on the inner periphery of the upper end of the recess of the container body, and the upper part of the notch recess is sequentially directed toward the outside of the container body. The inner plate is formed to have a large diameter through two steps, an inner step and a shallower outer step , and has an inner end located on the inside and an outer end located on the outside. the cross-sectional inverted U-shaped annular elastic packing material to be mounted from above is provided on part periphery, said annular elastic packing material, placing the inner end into the opening inside the middle tray, intermediate the outer end It is inserted into notch recess disposed in the opening outside the dish, the top surface of the container body top and flush Formed, and a flange portion formed by extending the outer periphery of the top surface outward, the end portions abut and the outer stepped portion of the container body, below the said flange outer stepped portion Forming an annular space in which the elastic packing material bends on the inner step between the notch recess and the elastic packing material in the lid body to keep the inner plate airtight; An annular projection is formed on the outer periphery of the lower surface of the elastic packing material, and the annular projection of the elastic packing material of the lid is pressed against the annular elastic packing material when the lid is closed. Features.
Further, in the hermetic cosmetic container according to the present invention, the container body and the lid are connected at their rear end edges so as to be openable and closable, and the inner plate for storing the cosmetic in a recess provided in the container body. In the hermetically sealed cosmetic container to be mounted, a notch recess is formed on the inner periphery of the upper end of the recess of the container body, and a second notch recess is further formed at the upper end of the notch recess, and the recess is located inside. and an outer end located outside the inner end portion, a sectional inverted U-shaped annular elastic packing material to be mounted from above the opening peripheral edge of the middle plates is provided, the annular elastic packing material, inside The end is arranged inside the opening of the inner plate, the outer end is placed outside the opening of the inner plate and inserted into the notch, and the outer periphery of the upper surface is directed outward from the upper surface. formed by extending toward the obliquely upward to the lid body by a flexible piece, above the notch recesses of the second its ends An elastic packing material is disposed on the lid to extend and keep the inner plate airtight, and the end of the flexible piece of the annular elastic packing material is attached to the lid when the lid is closed. It is characterized in that it comes into pressure contact with the elastic packing material.
[0006]
[Action]
According to the hermetic cosmetic container of the present invention having the above configuration, when the lid is closed, the lid is attached to the upper surface of the elastic packing material having an annular shape and an inverted U-shaped cross section mounted on the periphery of the opening of the inner plate. The elastic packing material is pressed into contact with the inner packing, thereby securely holding the inner plate airtight. In particular, since the annular elastic packing material bends when the projection of the elastic packing material comes into contact with the annular elastic packing material due to the space below the flange portion, deformation such as warping or distortion of the projection of the elastic packing material, or manufacturing. The elastic packing material can flexibly cope with the variation in dimensions, can provide a sealing property, and the elastic packing material comes into contact with the annular elastic packing material by the second cutout recess of the container body below the end of the flexible piece. In this case, it is possible to flexibly cope with deformation such as warpage and distortion of the flexible piece and variations in manufacturing dimensions, and the sealing property is improved .
[0007]
【Example】
Hereinafter, a preferred embodiment of the present invention will be described in detail with reference to the drawings. FIG. 1 shows an airtight cosmetic container according to a first embodiment of the present invention. The hermetic cosmetic container of the present invention comprises a container body 10c , a middle plate 20c, and a lid 30c .
[0008]
The container main body 10c is pivotally connected to the lid 30c at the rear end thereof by a pin so as to be freely opened and closed. Further, a recess 12c is provided on the upper surface of the container body 10c, and a notch recess 13c is further formed on the inner periphery of the upper end of the recess 12c. Inside the recess 12c, an inner plate 20c for storing cosmetics is mounted. The opening 21c of the inner plate 20c has a large diameter via a step 22c. In addition, a large diameter is provided above the notch recess 13c through two inner and outer steps 18 , 19 of an inner step 18 and an outer step 19 shallower than the inner step 18 toward the outside of the container body 10c. Is formed.
[0009]
An annular elastic packing material 23c made of rubber is fitted from above the periphery of the opening 21c of the inner plate 20c. The elastic packing material 23c has a substantially inverted U-shaped cross section having an inside end 24c located inside and an outside end 25c located outside , and the inside end 24c is arranged inside the opening 21c of the inner plate 20c. And is in contact with the step 22c. On the other hand, the outer end 25c is arranged outside the opening 21c of the inner plate 20c, and the engaging protrusion 41 is formed on the inner peripheral surface of the outer end 25c, and is inserted into the cutout recess 13c of the container body 10c. After that, while being engaged with the bottom of the step 22c of the opening 21c and covering the large-diameter portion of the opening 21c of the inner plate 20c, it is fitted and fixed from above to the periphery of the opening 21c of the inner plate 20c. I have. The upper surface 14c of the container body 10c and the upper surface 26c of the elastic packing material 23c are flush with each other. Further, the outer periphery of the upper surface 26c of the elastic packing material 23c becomes a flange portion 42 formed by extending outward, and the end portion 43 abuts on the step portion 19 outside the container body 10c, and the flange portion 42 An annular space 44 is formed below the inner step 18 between the outer step 19 and the notch 13c .
[0010]
Although not shown , a cutout recess is formed at the front end of the container body 10c, and a first engagement protrusion is formed at the upper part of the back surface. Corresponding to the notch recess , a claw is vertically provided from the center of the front edge of the lid 30c, and a second engagement projection is formed at the rear end of the claw . Then, when the lid 30c is closed, the claw piece enters the cutout recess , the first engagement projection and the second engagement projection are engaged, and the lid 30c occupies the locked state.
[0011]
The lid 30c covers the upper surface 14c of the container body 10c , and has a concave portion formed on the inner surface thereof. A rubber elastic packing material 34c is incorporated therein so as to keep the inner plate 20c airtight. The elastic packing material 34c has a size sufficient to cover the upper surface 26c of the elastic packing material 23c fitted on the periphery of the opening 21c of the inner plate 20c , and an annular projection 35c is formed on the outer periphery of the lower surface. Have been .
[0012]
When the lid 30c of the hermetic cosmetic container having the above configuration is closed, the elastic packing incorporated into the inner surface of the lid 30c on the upper surface 26c of the elastic packing material 23c fitted on the periphery of the opening 21c of the inner plate 20c. The annular projection 35c of the member 34c comes into pressure contact. In this embodiment, since the rubber elastic packing material 23c and the elastic packing material 34c are in contact with each other, it has high airtightness and can prevent the seal from being broken, thereby completely holding the inner plate 20c airtight. it can. Further, since the elastic packing material 23c is merely fitted onto the periphery of the opening 21c of the inner plate 20c from above, the assembling property is good and the manufacturing process can be simplified. Further, the elastic packing material 23c bends when the projection 35c of the elastic packing material 34c comes into contact with the elastic packing material 23c due to the space 44 below the flange portion 42, so that the projection 35c of the elastic packing material 34c is warped or distorted. Deformation and variations in manufacturing dimensions can be flexibly handled, and the sealing performance is improved .
[0018]
In the second embodiment shown in FIG. 2, a notch recess 13d is formed in the inner periphery of the upper end of the recess 12d of the container body 10d. Further, a second notch recess 45 is formed at the upper end of the inner periphery of the notch recess 13d. The opening 21d of the inner plate 20d is formed to have a large diameter via a step 22d.
[0019]
An elastic packing material 23d is fitted from above the periphery of the opening 21d of the inner plate 20d. The elastic packing material 23d has a substantially inverted U-shaped cross section having an inside end 24d located inside and an outside end 25d located outside, and the inside end 24d is arranged inside the opening 21d of the inner plate 20d. And is in contact with the step 22d. On the other hand, the outer end 25d is disposed outside the opening 21d of the inner plate 20d, and the engaging protrusion 41 is formed on the inner peripheral surface of the outer end 25d, and is inserted into the cutout recess 13d of the container body 10d. After that, it engages with the bottom of the step 22d of the opening 21d and covers the large diameter portion of the opening 21d of the inner plate 20d, and is fitted and fixed from above to the periphery of the opening 21d of the inner plate 20d. I have. Further, the outer periphery of the upper surface 26d of the elastic packing material 23d becomes a flexible piece 46 which is formed to extend obliquely upward and outward from the upper surface 26d toward the elastic packing material 34d of the lid 30d. Extends above the second notch recess 45 of the container body 10d.
[0020]
Then, when the lid 30d is closed, the end 47 of the flexible piece 46 of the elastic packing material 23d fitted to the periphery of the opening 21d of the inner plate 20d is inserted into the elastic packing material 34d incorporated into the inner surface of the lid 30d. Crimp. Also in this embodiment, since the rubber elastic packing material 23d and the rubber packing material 34d are in contact with each other, it has high airtightness and can prevent breakage of the seal, thereby completely holding the inner plate 20d airtight. it can. Further, the second cutout recess 45 of the container body 10d below the end portion 47 of the flexible piece 46 prevents the flexible piece 46 from being warped or distorted when the elastic packing material 34d comes into contact with the elastic packing material 23d. It is possible to flexibly respond to deformation and variations in manufacturing dimensions, and the sealing performance is improved. Other configurations and operations are the same as those in the first embodiment.
[0031]
【The invention's effect】
As described above, in the airtight cosmetic container according to the present invention, the container main body and the lid are connected to each other at the rear end edges so as to be openable and closable, and the cosmetic is stored in the recess provided in the container main body. In an airtight cosmetic container equipped with a dish, a notch recess is formed in the inner periphery of the upper end of the recess of the container body, and the upper side of the notch recess is directed inward toward the outside of the container body, and the inner step portion and the inner step portion in this order. Formed with a large diameter through two shallow outer steps , having an inner end located on the inside and an outer end located on the outside, mounted on the periphery of the opening of the inner plate from above An annular elastic packing material having an inverted U-shaped cross section is provided. The annular elastic packing material is arranged such that its inner end is disposed inside the opening of the inner plate, and its outer end is disposed outside the opening of the inner plate. And the upper surface is formed flush with the upper surface of the container body, and the outer periphery of the upper surface is outward. Extended to form a flange portion, the end portion is abutted against the outer stepped portion of the container body, the elastic packing on the inner stepped portion between the lower side of the flange portion and the outer stepped portion and the notch recess An annular space where the material is bent is formed, an elastic packing material is disposed on the lid to keep the inner plate airtight, an annular projection is formed on the outer periphery of the lower surface of the elastic packing material, and the lid is closed. The annular projection of the elastic packing material of the lid is pressed against the annular elastic packing material, or alternatively, the container body and the lid are openably and closably connected at their respective rear edges. In a hermetically sealed cosmetic container having an inner plate for accommodating a cosmetic in a recess provided in the container body, a notch recess is formed on the inner periphery of the upper end of the recess of the container body, and the notch recess is formed at the upper end. further forming a second notch recesses, and the outer inner end located inside And an outer end for location, a cross-sectional inverted U-shaped annular elastic packing material to be mounted from above the opening peripheral edge of the inner plate is provided, the annular elastic packing material, the opening of the inner plate the inner end It is arranged inside, the outer end is arranged outside the opening of the inner plate and inserted into the notch recess, and the outer periphery of the upper surface is extended diagonally upward from the upper surface toward the lid. A flexible piece is formed, the end of which is extended above the second notch recess, an elastic packing material is disposed on the lid to keep the inner plate airtight, and the lid is closed to form a ring. Since the end of the flexible piece of the elastic packing material is characterized in that it comes into pressure contact with the elastic packing material of the lid, the rubber elastic packing materials have high airtightness due to contact with each other, It is possible to prevent the seal from being broken, thereby keeping the inner plate completely airtight. Wear.
[0032]
Particularly, since the elastic packing material is merely fitted from above the peripheral edge of the opening of the inner plate, the assembling property is good and the manufacturing process can be simplified. In addition, particularly, the annular elastic packing material bends when the projection of the elastic packing material comes into contact with the annular elastic packing material due to the space below the flange portion, so that deformation such as warpage or distortion of the projection of the elastic packing material. In addition, it is possible to flexibly cope with variations in manufacturing dimensions, to improve the sealing performance, and to provide the annular elastic packing material with elasticity by the second cutout recess of the container body below the end of the flexible piece. It is possible to flexibly cope with deformation such as warpage or distortion of the flexible piece when the packing material comes into contact, and variation in manufacturing dimensions, and the sealing property is improved .
[Brief description of the drawings]
FIG. 1 is a sectional view of a main part of an airtight cosmetic container according to a first embodiment of the present invention.
FIG. 2 is a sectional view of a main part of an airtight cosmetic container according to a second embodiment of the present invention.
[Explanation of symbols]
10c, 10d container body
20c, 20d middle plate
21c, 21d opening
23c, 23d elastic packing material for inner plate
30c, 30d lid
34c, 34d Elastic packing material for lid

Claims (2)

An airtight cosmetic container comprising a container main body and a lid, which are openably and closably connected at respective rear end edges, and an inner plate for accommodating a cosmetic in a recess provided in the container main body.
A notch recess is formed in the inner periphery of the upper end of the recess of the container body, and two steps of an inner step portion and an outer step portion shallower than the notch recess are formed in order toward the outside of the container body. Formed into a large diameter through the part,
An annular elastic packing member having an inner end located on the inside and an outer end located on the outside, and having an inverted U-shaped cross section mounted on the periphery of the opening of the inner plate from above, the annular elastic packing being provided. The material has an inner end located inside the opening of the inner dish, an outer end located outside the opening of the inner dish , inserted into the cutout, and an upper surface of the container body. is formed on the upper surface flush, and the outer periphery of the upper surface and the flange portion is formed to extend outwardly, brought into contact with the outer step portion of the container body and the end, below said flange portion Forming an annular space in which the elastic packing material bends on the inner step between the outer step and the notch recess ;
An elastic packing material is disposed on the lid to keep the inner plate airtight, and an annular projection is formed on the outer periphery of the lower surface of the elastic packing material,
An airtight cosmetic container characterized in that the annular projection of the elastic packing material of the lid is pressed against the annular elastic packing material when the lid is closed. An airtight cosmetic container comprising a container main body and a lid, which are openably and closably connected at respective rear end edges, and an inner plate for accommodating a cosmetic in a recess provided in the container main body.
A notch recess is formed on the inner periphery of the upper end of the recess of the container body, and a second notch recess is further formed at the upper end of the notch recess;
An annular elastic packing member having an inner end located on the inside and an outer end located on the outside, and having an inverted U-shaped cross section mounted on the periphery of the opening of the inner plate from above, the annular elastic packing being provided. The material has an inner end located inside the opening of the inner dish, an outer end located outside the opening of the inner dish , inserted into the cutout recess, and an outer periphery of the upper surface thereof as the upper surface. And extending outwardly and obliquely upward toward the lid to form a flexible piece, the end of which extends above the second notch,
An elastic packing material is provided on the lid to keep the inner plate airtight,
An airtight cosmetic container characterized in that an end of the flexible piece of the annular elastic packing material is pressed against the elastic packing material of the lid when the lid is closed.

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