JP3563812B2 - Airtight cosmetic container - Google Patents

Description

[0001]
[Industrial applications]
The present invention relates to an airtight cosmetic container for easily storing cosmetics.
[0002]
[Prior art]
Generally, a cosmetic container is used when carrying cosmetics. This cosmetic container forms a decorative dish in an inner frame provided in the container body, and stores the cosmetic in the decorative dish. A lid is provided at the rear end of the main body so as to be openable and closable, and this lid covers the upper side of the container main body. The closed state of the lid is held by a hook mechanism provided between the front end of the container body and the lid, and a push button (operation unit) for releasing the hook mechanism is moved from the front end of the container main body. It is a general structure to be protruded.
[0003]
By the way, in this type of cosmetic container, a packing material is provided on the back side of the lid, and the lid is closed, for example, as disclosed in Japanese Utility Model Publication No. 6-2585, in order to maintain the airtightness in the decorative dish. At this time, the sealing portion of the packing material is pressed against the upper surface of the peripheral portion of the decorative dish. In this publication, a hinge groove cut out in parallel with the seal portion generates an elastic force.
[0004]
[Problems to be solved by the invention]
However, in such a conventional hermetic cosmetic container, when the lid is closed, the packing material maintains the airtightness in the decorative dish (operating force) by the hinge of the lid serving as a fulcrum. And the engaging portion of the hook mechanism that is the point of force. For this reason, if there is play in the hinged portion, the airtight holding force is significantly reduced due to the extremely short distance to the seal portion serving as an action point. Is required. Therefore, when molding a cosmetic container, a long molding cycle must be set in order to maintain high molding accuracy and prevent and stabilize deformation and distortion. For this reason, the productivity is reduced and the cost of the product is increased.
[0005]
A push button for releasing the hook mechanism is independently slidably attached to the container body, and it is necessary to ensure the accuracy of the slide portion. Means must be provided. For this reason, the number of parts of the operation part for opening the lid is greatly increased, the structure is complicated, and the assemblability is greatly complicated, so that the cost of the product is further increased. There was a problem.
[0006]
Therefore, in view of the conventional problems, the present invention ensures sufficient airtightness in the decorative dish irrespective of the accuracy of the hinged portion of the lid, and simplifies the structure of an operation portion for opening the lid. It is an object of the present invention to provide an airtight cosmetic container as described above.
[0007]
[Means for Solving the Problems]
In order to achieve this object, the present invention comprises a container body and a lid hinged to the rear end of the container body so as to be openable and closable. The container body is rotatably supported by the container body and accommodates a makeup dish. A rotating frame, an urging means for urging the rotating frame to rotate in one direction, a rotating operation unit which is provided integrally with the rotating frame and is positioned in an opening formed in the container body, and An inner lid that is hinged so as to be openable and closable and covers an upper side of the rotating frame; A first engagement projection protruding outward from the rotating frame, a second engagement projection suspended from the lid and engaged with the first engagement projection when the lid is closed, A plurality of third engaging projections protruding outwardly from the rotary frame at intervals in a circumferential direction thereof; Constituting by at closed state of the medium is protruded from the lower surface of the inner cover lid provided a plurality of fourth engagement projection to be engaged engaged to each of the third engaging protrusion.
[0008]
In addition, it is desirable to provide a projection on the back surface of the lid, which is in contact with the upper surface of the inner lid in a closed state when the lid is closed.
[0009]
[Action]
With the above configuration, the hermetic cosmetic container of the present invention has an inner lid in addition to the lid, and the lid is closed with the inner lid closed. The closing of the inner lid is maintained by pressing the inner lid in the closing direction so that the fourth engaging projection of the inner lid rides over the third engaging projection provided on the rotating frame and is engaged. Is done. On the other hand, the lid is closed by similarly pressing the lid in the closing direction so that the second engagement projection of the lid rides over the first engagement projection provided on the rotating frame and is engaged. The closed state is maintained. When the inner lid is closed, the packing material attached to the lower surface of the inner lid has a substantially uniform pressing force in the circumferential direction because the plurality of third engagement protrusions are provided in the circumferential direction of the rotating frame. Seal it around the upper edge of the rotating frame or makeup dish. Then, the pressing force of the packing material at this time is maintained in the engagement state of the third and fourth engagement projections, and the accuracy of the hinged portion of the inner lid does not affect. On the other hand, a rotating operation unit integrally projecting from the rotating frame is rotatably positioned at the opening of the container body, and operates the rotating operation unit when opening the lid and the inner lid. By rotating the rotating frame, the first and third engagement protrusions move in the circumferential direction with respect to the second and fourth engagement protrusions, and the first and second engagement protrusions The engagement between the engagement protrusion, the third engagement protrusion, and the fourth engagement protrusion is released. After the engagement is released, the lid and the inner lid are manually pushed up, so that the lid and the inner lid are opened around their hinged portions. Therefore, since the rotating operation part can be integrally formed with the rotating frame, the structure of the operation part can be simplified. Further, after the engagement of the respective engagement protrusions is released, the rotating frame is released from rotation by the urging means by releasing the hand from the rotating operation portion, and the first and third engagement protrusions are moved to the second and third engagement protrusions. , Are set at positions corresponding to the fourth engagement protrusions.
[0010]
In addition, by providing a projection on the back surface of the lid in contact with the upper surface of the inner lid in a closed state in a closed state of the lid, the fourth engagement projection is provided when the inner lid is closed. Even when the inner lid is not completely closed without climbing over the third engagement projection, by pressing the lid to close the lid, the closing force of the lid is applied to the inner lid via the projection. The inner lid can be completely closed with the closure of the lid.
[0011]
【Example】
Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. 1 to 7 show a first embodiment of an airtight cosmetic container according to the present invention. FIG. 1 is a perspective view showing a state in which a lid is half-opened and an inner lid is opened, and FIG. 2 is a fully opened lid and an inner lid. FIG. 3 is a plan view showing a state in which the rotating frame is rotated to fully open the lid and the inner lid, and FIG. 4 is a cross-section corresponding to line AA in FIG. 2 in which the lid and the inner lid are closed. 5 and FIG. 5 are cross-sectional views corresponding to FIG. 4 with the lid half-opened, FIG. 6 is a cross-sectional view corresponding to line BB in FIG. 2 with the lid and the inner lid closed, and FIG. FIG. 7 is a cross-sectional view corresponding to FIG. 6 in a state in which the inner lid is half-opened.
[0012]
That is, as shown in FIG. 1, the hermetic cosmetic container 10 of this embodiment includes a container body 12 and a lid 16 hinged to the rear end of the container body 12 via the first hinge 14. . As shown in FIGS. 2 and 4, the container body 12 has a dish-like shape whose peripheral edge is surrounded by a side wall 12a, and a middle frame 18 is mounted inside the side wall 12a. The middle frame 18 is formed by a cylindrical portion 18a closely fitted to the inner periphery of the side wall 12a and a cover plate 18b covering the upper end of the container body 12. A groove 12b is formed on the inner periphery of the side wall 12a, and a protrusion 18c is formed on the outer periphery of the cylindrical portion 18a. The groove 12b and the protrusion 18c are engaged with each other, so that the inner frame 18 is formed. It is integrated with the container body 12. An inner lid 22 is hinged to the left end of the upper surface of the covering plate 18b of the inner frame 18 integrated with the container body 12 via a second hinge 20 so as to be openable and closable.
[0013]
The first hinge 14 has a concave portion 14a formed at the center of the rear end of the container body 12 and a convex portion 14b formed at the center of the rear end of the lid 16 is fitted to the concave portion 14a. And the hinge pins 14c are inserted from both sides. The vanity mirror 16c is fixed to a concave portion 16b formed at the center of the back surface 16a of the lid 16 in a fitted state. Further, the second hinge 20 has a convex portion 20a protruding from the center of the left end of the inner lid 22, and is fitted between a pair of bearing portions 20b protruding from the cover plate 18b. Pins 20c protruding from both sides of 20a are inserted into bearing portions 20b.
[0014]
A circular opening 18d is formed at the center of the cover plate 18b of the middle frame 18, and a rotating frame 24 is rotatably fitted into the circular opening 18d. The rotating frame 24 is formed in a cylindrical shape, and its lower end is in contact with the bottom surface 12c of the container body 12, and a flange 24a formed on the outer periphery is locked on the back side of the covering plate 18b. , The rotation frame 24 is stopped.
[0015]
Further, a makeup dish 26 for storing a cosmetic (not shown) is received inside the rotating frame 24. An extremely shallow annular concave portion 24b about the thickness of the decorative dish 26 is formed in the inner peripheral portion of the upper end of the rotating frame 24, and dowels 24c are formed in the inner peripheral portion at substantially equal intervals in the circumferential direction. A flange 26a is formed at the upper end of the decorative dish 26, and a concave portion 26b is formed on the outer periphery to be engaged with the dowel 24c. The decorative plate 26 is fixed to the rotating frame 24 by fitting the flange 26a into the annular concave portion 24b and engaging the concave portion 26b with the dowel 24c. When the flange 26a is fitted in the annular recess 24b, the upper end of the rotating frame 24 and the upper surface of the flange 26a are flush.
[0016]
On the other hand, a packing member 28 formed in a circular shape so as to cover the rotating frame 24 is fitted and fixed to a circular concave portion 22b formed at the center of the lower surface 22a of the inner lid 22. An inner / outer double sealing projection 28a projecting concentrically from the periphery of the packing material 28 is projected, and this sealing projection 28a is pressed against the upper surface of the flange 26a of the decorative dish 26 with the inner lid 22 closed. Then, the airtight state in the makeup dish 26 is maintained.
[0017]
A turning operation unit 30 is integrally provided on the outer front side of the rotating frame 24. The turning operation unit 30 projects from an opening 12 d formed at a front end of the side wall 12 a of the container body 12. By rotating the operation unit 30, the rotating frame 24 is rotated by a predetermined angle. A first engaging projection 32 is provided on the outer side of the rotating frame 24 at a front portion thereof, and three first engaging projections 32 are formed at substantially equal intervals in the circumferential direction, avoiding the position where the first engaging projection 32 is formed. The three engagement projections 34 are provided in a protruding manner. The three third engagement projections 34 are arranged such that one located at the right end of the rotating frame 24 has the apex and the remaining two constitute two apexes of an equilateral triangle.
[0018]
By the way, a notch 18e is formed in the inner peripheral edge of the circular opening 18d formed in the covering plate 18b of the middle frame 18 so as to correspond to the upper part of the first engagement projection 32, and the third notch 18e is formed. Notch portions 18f are formed corresponding to upper portions of the engagement protrusions 34, respectively. A support 36a that can be inserted into the cutout 18e is provided at a front portion of the rear surface 16a of the cover 16 in a manner corresponding to a position where the first engagement protrusion 32 is formed. A second engagement projection 36 is formed on the first engagement projection 32 so that the second engagement projection 36 can be engaged when the lid 16 is closed. In addition, on the lower surface 22a of the inner lid 22, a column 38a that can be inserted into the cutout portion 18f is provided on the outer peripheral edge of the packing material 28 in a manner corresponding to the position where the third engagement protrusion 34 is formed, Fourth engagement projections 38 are formed at the distal ends of the columns 38a so as to be able to engage with the third engagement projections 34 when the inner lid 22 is closed.
[0019]
On the other hand, as shown in FIG. 2, an arc-shaped leaf spring 40 is integrally protruded from the rear right outside of the rotary frame 24, and a tip end of the leaf spring 40 stands from the bottom surface 12c of the container body 12. By being locked to 12e, a rotational urging force in the return direction is applied to the rotation of the rotating frame 24 in the counterclockwise direction in the figure. The initial position (the state shown in FIG. 2) of the rotary frame 24 is determined by the rotation operation unit 30 abutting on the left end of the opening 12d of the container body 12.
[0020]
By the way, the inner lid 22 has a knob 42 formed by projecting a tip end opposite to the second hinge 20, and the inner lid 22 in a closed state is opened by hooking the knob 42 on a fingertip. ing. The lower surface of the tip of the knob 42 is thinned so that a gap is provided between the knob 42 and the cover plate 18b. Further, a projection 44 which is in contact with the upper surface of the knob 42 when the lid 16 is closed in a state where the inner lid 22 is closed is provided on the right end of the back surface 16a of the lid 16. It is protruding.
[0021]
With the above-described configuration, the airtight cosmetic container 10 of the present embodiment has the lid 16 and the inner lid 22 opened as shown in FIGS. As shown in the drawing, the rotating frame 24 is set at the initial position by the urging force of the leaf spring 40, and the first engaging projections 32 and the third engaging projections 34 are formed by the notches 18e formed on the covering plate 18b of the middle frame 18. And 18f. By closing the inner lid 22 in this state, the fourth engaging projection 38 projecting from the lower surface 22a of the inner lid 22 is inserted from the notch 18f as shown in FIG. To get engaged. In this engaged state, the closed state of the inner lid 22 is maintained. In this closed state, the seal projection 28a of the packing material 28 on the lower surface 22a of the inner lid 22 is pressed against the upper surface of the flange 26a of the decorative dish 26, The airtight state in the dish 26 is maintained. It should be noted that the airtightness in the decorative dish 26 can be maintained even when the seal protrusion 28a is pressed against the peripheral edge of the upper end of the rotating frame 24.
[0022]
Next, by closing the lid 16, the second engagement projection 36 projecting from the back surface 16 a of the lid 16 is inserted from the notch 18 e as shown in FIG. And the lid 16 is kept closed. When the lid 16 and the inner lid 22 are closed, a space S is provided as shown in FIG. 4, and the puff 46 is stored in the space S. A concave portion 22c for receiving the puff 46 is formed on the upper surface of the inner lid 22.
[0023]
Next, when the cover 16 and the inner cover 22 in the closed state are opened, the rotating frame 24 is manually moved rightward as shown in FIG. It rotates against the urging force of 40. Then, the first engagement projection 32 and the third engagement projection 34 formed integrally with the rotation frame 24 rotate with the rotation frame 24 and are shifted from the second engagement projection 36 and the fourth engagement projection 38. To disengage each other. Then, after the lid 16 is manually opened as shown in FIG. 5, the inner lid 22 can be manually opened as shown in FIG. 7. It becomes possible. At this time, since the inner lid 22 is slightly opened by the spring back of the seal projection 28a of the packing material 28, the opening movement of the inner lid 22 is facilitated. After the lid 16 and the inner lid 22 are opened, when the user releases his / her hand from the rotary operation unit 30, the rotating frame 24 is returned to the initial position by the urging force of the leaf spring 40. After the use of the cosmetic, the inner lid 22 and the lid 16 are closed in this order.
[0024]
In the present embodiment, the airtightness of the decorative dish 26 is performed by pressing the packing material 28 against the flange 26a by closing the inner lid 22, and the packing material 28 is pressed against the second engagement protrusion 34. And the fourth engagement projection 38 is maintained by the engagement. At this time, since the second engagement projections 34 and the fourth engagement projections 38 are provided at substantially equal intervals on the periphery of the rotary frame 24 (three locations in this embodiment), the packing member 28 is pressed against the packing member 28. The force acts substantially evenly over the entire circumference, so that the airtightness of the decorative dish 26 is significantly improved. In addition, since the airtightness of the decorative dish 26 is maintained by the engagement of the second engagement projections 34 and the fourth engagement projections 38, the second lid for hingedly attaching the inner lid 22 to the container body 12 side is provided. Regardless of the accuracy of the hinge 20, the accuracy of the second hinge 20 does not matter. Further, since the airtightness of the decorative dish 26 is maintained by the inner lid 22, the precision of the first hinge 14 of the lid 16 is not required to be higher than necessary.
[0025]
In the present embodiment, since the projection portion 44 that is in contact with the upper surface of the knob 42 of the inner lid 22 in the closed state protrudes from the back surface 16a of the lid body 16, the fourth engagement projection 38 is engaged with the second engagement projection 38. When the lid 16 is closed in a state where the inner lid 22 is not completely closed without climbing over the joint projection 34, the closing force of the lid 16 is transmitted to the inner lid 22 via the projection 44. By closing the lid 16, the inner lid 22 can also be completely closed.
[0026]
Further, in this embodiment, since the rotating operation portion 30 is integrally protruded from the rotating frame 24, the number of components of this operating portion can be greatly reduced, and the structure can be simplified, and the operating portion can be simplified. Can be significantly simplified. Furthermore, in this embodiment, since the opening operation of the lid 16 and the inner lid 22 is performed by the rotation of the rotary frame 28, the cosmetic container 10 is smaller than when the opening is performed by pressing the operation unit. Can be achieved.
[0027]
By the way, in the present embodiment, the case where the third engagement protrusions 34 are provided at three positions on the peripheral edge of the rotating frame 24 at equal intervals is disclosed, but the present invention is not limited to this, and the pressed state of the packing material 28 is maintained. May be provided according to the required number and position. In addition, as shown by the broken line in FIG. 5, the first hinge 14 is provided with a torsion spring 48 for urging the lid 16 in the opening direction, whereby the engagement between the first engagement projection 32 and the third engagement projection 36 is established. The lid 16 can be automatically opened by releasing the combination.
[0028]
【The invention's effect】
As described above, in the hermetic cosmetic container according to claim 1 of the present invention, the container main body is provided with an inner lid in addition to the lid, and is housed in a rotating frame rotatably supported by the container main body. Is sealed with a packing material attached to the lower surface of the inner lid, and the airtightness of the packing material is determined by a plurality of third engagement protrusions and a plurality of third engagement protrusions provided in the circumferential direction of the rotating frame. It is held by the engagement of the four engagement projections. Therefore, the hermetic pressing force of the packing material acts in the circumferential direction of the rotating frame, so that the airtightness of the decorative dish can be significantly improved. Further, since the airtightness of the decorative dish is maintained by the engagement of the third engagement protrusion and the fourth engagement protrusion, the accuracy of the hinged portion of the inner lid does not affect the airtightness of the decorative dish, As a result, the construction and assembly of the inner lid can be significantly simplified. Further, the rotation of the rotating frame releases the engagement between the first engagement projection and the second engagement projection, and the engagement between the third engagement projection and the fourth engagement projection. Since the part is provided integrally with the rotating frame, the number of parts can be reduced and the cost of the product can be reduced.
[0029]
Further, according to claim 2 of the present invention, since a projection is provided on the back surface of the lid in a closed state of the lid to be in contact with the upper surface of the inner lid in a closed state. Even when the inner cover is not completely closed without the fourth engaging projections climbing over the third engaging projections when the lid is closed, the closing force of the lid is applied to the inner lid via the projections. Since it can be transmitted, various excellent effects can be achieved such that the inner lid can be completely closed with the closing of the lid even when the inner lid is forgotten to be closed.
[Brief description of the drawings]
FIG. 1 is a perspective view illustrating a state in which a lid body is half-opened and an inner lid is opened according to an embodiment of the present invention.
FIG. 2 is a plan view showing the embodiment of the present invention in a state where a lid and a middle lid are fully opened.
FIG. 3 is a plan view showing the embodiment of the present invention, in which the rotating frame is rotated and the lid and the inner lid are fully opened.
FIG. 4 is a cross-sectional view corresponding to the line AA of FIG. 2 in which the lid and the inner lid according to the embodiment of the present invention are closed.
FIG. 5 is a cross-sectional view corresponding to FIG. 4 in a half-open state of a lid showing one embodiment of the present invention.
FIG. 6 is a cross-sectional view corresponding to line BB of FIG. 2 in which the lid and the inner lid according to the embodiment of the present invention are closed.
FIG. 7 is a cross-sectional view corresponding to FIG. 6, showing the embodiment of the present invention, in a state where the lid is fully opened and the inner lid is half-opened.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 10 Hermetic cosmetic container 12 Container main body 14 First hinge 16 Lid 18 Middle frame 20 Second hinge 22 Middle lid 24 Rotating frame 26 Makeup dish 28 Packing material 30 Rotating operation part 32 First engagement protrusion 34 Third engagement Projection 36 Second engagement projection 38 Fourth engagement projection 40 Leaf spring (biasing means)
44 Projection

Claims (2)

A container body, and a lid which is hinged to the rear end of the container body so as to be openable and closable, and a rotatable frame rotatably supported by the container body for storing a decorative dish; An urging means for energizing the rotation, a rotating operation part integrally protruded from the rotating frame and positioned in an opening formed in the container main body, and a hinged openably and closably hinged to the container main body. An inner lid that covers the upper side, a packing material attached to the lower surface of the inner lid and pressed against the upper peripheral edge of the rotating frame or the decorative dish when the inner lid is closed, and protruding outward from the rotating frame. A first engaging protrusion, a second engaging protrusion that is vertically provided from the lid and is engaged with the first engaging protrusion when the lid is closed, A plurality of third engagement protrusions protruding at an interval from each other, and closing the inner lid protruding from a lower surface of the inner lid; Airtight cosmetic container, characterized in that a plurality of fourth engagement protrusions respectively engaged with the third engaging projection in state. The hermetically sealed cosmetic container according to claim 1, wherein a projection is provided on a back surface of the lid, the projection being in contact with an upper surface of the inner lid in a closed state when the lid is closed.

Images