JP5037986B2 - Airtight cosmetic container - Google Patents

Description

  The present invention has a rear housing part for filling cosmetics that need to prevent drying behind the container body, and the engagement position direction of the push piece provided on the side wall of the container body so as to be slidable in the left-right direction. The present invention relates to a hermetic cosmetic container that can be opened by pressing, and that can reduce the force of pressing a push piece when the lid is opened to improve the opening operability.

  Conventionally, in airtight cosmetic containers that prevent drying of cosmetics, for example, as disclosed in Patent Document 1, a container main body and a lid that opens and closes the upper surface of the container main body are pivotally attached to each rear wall portion. The container main body is provided with a cosmetic storage chamber in the latter half thereof, and the cosmetic article storage chamber is provided in the front half thereof. The container main body and the lid body are detachably engaged with each other by an opening / closing lid. 1. A hermetic cosmetic provided by projecting a second engagement plate and hermetically sealing the cosmetic storage chamber by press-contacting the lower surface of the lid to the upper surface of the cosmetic storage chamber by engagement when the lid is closed Containers are known.

The airtight cosmetic container has an arm projecting inwardly from the inner surface of the leaf spring portion by pushing inward the leaf spring portion exposed into the leaf spring push-in opening provided in the front-rear direction intermediate portion of the side wall of the container body. The second engaging plate of the lid that engages with the first engaging plate of the container main body can be pushed up by the inclined surface for raising provided at the tip of the container to open the lid. It can be easily performed with one hand.
JP 2001-61541 A

  By the way, in the above conventional hermetic cosmetic container, although the exposed portion of the leaf spring portion is provided at the middle portion in the front-rear direction of the side wall of the container body, the ease of opening operation is ensured. By pushing the portion inward, the engagement release operation and the airtight state release operation of the cosmetic storage chamber are simultaneously performed only by pushing up the arm of the leaf spring portion. The inside of the cosmetics storage chamber in an airtight state is generally negative pressure, and considerable force is required to overcome the negative pressure and open the lid. That is, a strong force that pushes the leaf spring portion inward is required. Normally, when performing makeup using the above-described hermetic cosmetic container, the lid opening operation is performed with a non-dominant hand that does not perform cosmetic adhesion operation. I felt inconvenience in the operability of the lid. In addition, when the airtightness of the cosmetic article storage room is further increased, a stronger force is required to push the leaf spring portion when the lid is opened, and it is difficult to operate with one hand.

  The present invention was devised in view of the above-described conventional problems, and has a rear storage portion for filling cosmetics that need to prevent drying behind the container body, and is provided on the side wall of the container body. For airtight cosmetic containers that can be opened by pressing the push piece, which is slidable in the direction, into the engagement position, the force to push the push piece when opening is reduced, and the opening operability is reduced. An object of the present invention is to provide an airtight cosmetic container capable of improving the above.

  An airtight cosmetic container according to the present invention has a lid body that opens and closes a container body rotatably connected to a rear end portion of a container body in which a front storage part and a rear storage part are formed, and the front storage part and the rear storage part In the airtight cosmetic container in which the rear body is hermetically sealed while closing the container body by detachably engaging the lid body and the container body at the engagement position set between the container and the container. A cutout portion formed on the side wall of the container body so as to face the engagement position between the front storage portion and the rear storage portion, and a push piece provided in the cutout portion so as to be slidable in the left-right direction, An arm extending from the push piece toward the engagement position, an elastic piece provided at the engagement position on the container body and elastically deformed in the front-rear direction, and a first formed on the upper part of the elastic piece 1 engaging portion and a first engaging portion formed on the lid A second engaging portion that is detachably engaged with the second engaging portion, and a pressing portion that is formed on the arm and presses the elastic piece backward to release the engagement between the second engaging portion and the first engaging portion. The raised portion provided in the container body and the tip of the arm are swingably provided via a hinge piece, the raised portion is pushed up, and the rear storage portion is released with the second engagement portion released. And a push-up portion that pushes upward and opens the hermetically sealed lid.

  Further, the lid body is floatingly supported by a lid piece for sealing the rear storage part, and an airtight seal part is provided between the lid piece and the rear storage part.

  In the airtight cosmetic container according to the present invention, the container body has a rear storage portion for filling cosmetics that need to be prevented from drying, and is provided on the side wall of the container body so as to be slidable in the left-right direction. For the hermetic cosmetic container that enables the opening operation by pressing the push piece toward the engagement position, the force for pressing the push piece when opening the cover can be reduced, and the opening operability can be improved. .

  Hereinafter, a preferred embodiment of an airtight cosmetic container according to the present invention will be described in detail with reference to the accompanying drawings. As shown in FIGS. 1 to 5, the airtight cosmetic container 1 according to the present embodiment basically has a container main body at the rear end of the container main body 4 in which the front storage portion 2 and the rear storage portion 3 are formed. A lid body 5 that opens and closes 4 is rotatably connected, and the lid body 5 and the container body 4 are detachably engaged at an engagement position 6 set between the front storage portion 2 and the rear storage portion 3. In the hermetic cosmetic container 1 in which the container body 4 is closed and the rear container 3 is hermetically sealed, the side wall 7a of the container body 4 is placed between the front container 2 and the rear container 3. A notch 8 formed facing the engagement position 6, a push piece 9 provided in the notch 8 so as to be slidable in the left-right direction, and extending from the push piece 9 toward the engagement position 6 The arm 10 and the container body 4 are provided at the engagement position 6 and are provided in the front-rear direction. An elastic piece 11 that is elastically deformed, a first engaging portion 12 formed on the upper portion of the elastic piece 11, and a second formed on the lid 5 and detachably engaged with the first engaging portion 12. An engaging portion 13, a pressing portion 14 that is formed on the arm 10, presses the elastic piece 11 backward to release the engagement between the second engaging portion 13 and the first engaging portion 12, and the container body 4. The raised portion 15 provided and the rear storage portion provided in a freely swingable manner via the hinge piece 16 at the tip of the arm 10, urged up the raised portion 15, and the second engaging portion 13 is released. And a push-up portion 17 that pushes upward and opens the lid 5 that hermetically seals 3.

  In addition, a lid piece 18 for sealing the rear storage portion 3 is floatingly supported on the lid 5, and an airtight seal portion 19 is provided between the lid piece 18 and the rear storage portion 3.

  The container body 4 is formed of a synthetic resin material, and a lid 5 made of a synthetic resin material having a mirror 20 attached to the front is rotatably connected at a rear end portion thereof so as to open and close the container body 4. The container body 4 includes a bottom wall 7b, a body 7 formed of a front wall 7c, a rear wall 7d, and a pair of left and right side walls 7a formed from the periphery thereof, and a flat plate superimposed on the body 7 The plate frame 21 is formed on the portion 21a so as to be positioned at the front portion and the rear portion, respectively, and to be suspended from the main body portion 7 at substantially the same height as the annular wall portions 21b and 21c. The dish frame 21 is fitted into the main body 7 from above and is bonded by ultrasonic bonding. The container main body 4 is formed with a front storage portion 2 composed of a bottom wall 7b of the main body portion 7 and an annular wall portion 21b of the dish frame 21. Similarly, the container body 4 is rearward from the bottom wall 7b and the annular wall portion 21c of the main body portion 7. A storage portion 3 is formed.

  For example, a cosmetic such as a puff for attaching cosmetics is stored in the front storage unit 2. Further, a cosmetic dish 22 formed of a synthetic resin material is detachably stored in the rear storage unit 3. The cosmetic dish 22 is composed of a bottom portion 22a and a peripheral side portion 22b raised from the periphery thereof, and an opening 23 for attaching the cosmetic material to a cosmetic or the like at the time of makeup is formed. The cosmetic dish 22 is filled with a volatile cosmetic such as cream that needs to be prevented from drying. On the outer periphery of the opening 23, an annular notch groove 22c is formed. The notch groove 22c is formed in a substantially L-shaped cross section with the upper part deeply cut inward. An annular elastic packing 24 is disposed in the notch groove 22c. The annular elastic packing 24 has a shape that fills the lower portion of the cutout groove 22c of the cosmetic dish 22, and an annular inclined surface 24a is formed on the outer periphery of the upper end surface.

  On the front and rear of the peripheral side portion 22b of the cosmetic dish 22, a fitting recess 25a is formed on the outer side thereof, and correspondingly, the front portion and the rear of the rear storage portion 3 protrude from the inner surface. A fitting convex portion 25b is provided. The cosmetic dish 22 is fixed to the container body 4 by fitting the fitting recess 25a and the fitting projection 25b, respectively. In the center of the rear portion of the annular wall portion 21c of the dish frame 21, a recess 26 having an appropriate width for pushing up the cosmetic dish 22 with fingers is taken out.

  In the container main body 4, a space S is formed between the annular wall portion 21 b that forms the front storage portion 2 and the annular wall portion 21 c that forms the rear storage portion 3. The engagement position 6 of the second engagement portion 13 is set. The space S communicates upward via a hole 40 formed in the flat plate portion 21a.

  On both side walls 7 a of the main body 7, notched portions 8 that are notched to an appropriate size are formed so as to face the engaging position 6 in the space S. The notch 8 is provided with a pair of push pieces 9 having a substantially L-shaped side section so as to be slidable in the left-right direction.

  The push piece 9 is formed of a synthetic resin material, and the arm 10 extends from the inner surface toward the engagement position 6. On the bottom wall 7b of the main body 7, arm guide protrusions 10a are formed on both the front and rear sides of the arm 10 so as to protrude upward with an appropriate width. An arm guide piece 10b that protrudes downward with an appropriate width is formed above. As a result, the arm 10 can slide straight in the space S toward the engagement position 6.

  The engagement position 6 in the space S is provided with an elastic piece 11 made of synthetic resin that is elastically deformed in the front-rear direction. The elastic piece 11 has elastic leg pieces 11a curved toward the rear at both left and right ends. A pair of holding portions 11b are formed on the rear side of the elastic leg pieces 11a so as to protrude upward from the bottom wall 7a so as to come into contact therewith. A first engagement portion 12 is formed in the upper center of the elastic piece 11 so as to protrude forward, and a second engagement portion 13 that is detachably engaged with the first engagement portion 12 is provided on the lid 5. Is provided. The second engaging portion 13 is formed to protrude rearward.

  A guide piece 11c is formed in the lower center of the elastic piece 11 by extending it forward, and a pair of raised portions 15 are formed on the bottom walls 7b on the left and right sides of the guide piece 11c. A guide portion 27 is formed in a substantially concave shape in a side cross-section by the opposing side surfaces of the raised portions 15 and the bottom wall 7b between the raised portions 15, whereby the guide piece 11c of the elastic piece 11 is guided in the front-rear direction. . Further, the elastic piece 11 is sandwiched between the raised portion 15 and the holding portion 11b and the attached state is held.

  A pair of pressed portions 14 a are formed on the outer side in the left-right direction of the pair of raised portions 15 so as to protrude forward from the elastic piece 11. The pressed part 14a has an inclined surface that inclines outward in the left-right direction as it goes rearward. A pressing portion 14 having an inclined surface that inclines outward in the left-right direction as it goes rearward is formed at the distal end portion of the arm 10 so as to correspond to the inclined surface of the pressed portion 14a. When the push piece 9 is pressed, the pressing portion 14 of the arm 10 moves toward the engaging position 6 while being in sliding contact with the pressed portion 14a, whereby the elastic piece 11 is pressed and the first engaging portion 12 is moved backward. It moves and the engagement with the second engagement portion 13 is released.

  On the outer side surface in the left-right direction of the raised portion 15, a raised portion-side inclined surface 15 a that is inclined downward as it goes outward in the left-right direction is formed. A push-up portion 17 is swingably provided at the tip of the arm 10 via a hinge piece 16 that bends up and down, and a lower surface of the push-up portion 17 is paired with a raised portion-side inclined surface 15a, in the left-right direction. A push-up-side inclined surface 17a that is inclined downward as it goes outward is formed. When the push piece 9 is pressed, the push-up portion 17 pushes up the second engagement portion 13 whose engagement is released by pushing up the second engagement portion 13 whose push-up portion-side inclined surface 17a slides on the raised portion-side inclined surface 15a. The lid 5 that hermetically seals the storage 3 is opened.

  On the rear side of the lid body 5, a lid piece storage portion 5 a is formed having a lower surface that is recessed upward in substantially the same area as the rear storage portion 3. The lid piece storage portion 5a accommodates a lid piece 18 having a central projection 18a protruding from the upper surface. The lid piece 18 is formed to have an outer diameter that is slightly smaller than the outer diameter and covers the entire opening 23 of the cosmetic dish 22 so as to be swingably housed in the lid piece housing portion 5a. The

  An annular support frame 28 is provided behind the lid body 5 so as to project inward from the periphery of the lid piece storage portion 5a. The support frame 28 has an outer peripheral edge portion 28a extending upward and is formed in a substantially L-shaped side section. The support frame 28 is formed with an inner diameter that is slightly smaller than the outer diameter of the lid piece 18. The support frame 28 is attached by fitting an outer peripheral edge portion 28a by ultrasonic bonding or the like to an annular recess 30 that is annularly provided outside the lid piece storage portion 5a. As a result, the lid piece 18 is floatingly supported by the lid body 5 via the central protrusion 18a so as to be swingable, and seals the rear storage portion 3. In other words, the floating support is such that the inner peripheral edge of the support frame 28 projects inwardly on the lower surface of the lid piece 18, so that the lid piece 18 is supported by the lid piece storage portion 5 a, and the upper surface of the lid piece 18. Is obtained by contacting only the central protrusion 18a without contacting the lower surface of the lid piece storage portion 5a.

  Further, an annular protrusion 18b is formed on the lower surface of the lid piece 18 so as to protrude to substantially the same outer diameter as the cutout groove 22c of the cosmetic dish 22 and to be inserted into the cutout groove 22c. The annular projecting piece 18b has a substantially wedge-shaped cross section formed such that the lower end outer side projects downward from the lower end inner side, and the inner peripheral surface thereof is formed as an inclined surface 18c. In the closed state of the lid 5, the hermetic seal portion 19 constituted by the inclined surface 24 a of the annular elastic packing 24 in the cutout groove 22 c of the cosmetic dish 22 and the inclined surface 18 c of the annular protrusion 18 b of the lid piece 18 is pressed. By doing so, airtight maintenance in the cosmetic dish 22 is possible. The annular elastic packing 24 may be provided not on the cosmetic dish 22 side but on the lid piece 18 side.

  Next, the effect | action of the airtight cosmetics container 1 concerning this embodiment is demonstrated. In order to manufacture the hermetic cosmetic container 1, in the space S, the elastic piece 11 is assembled between the raised portion 15 of the bottom wall 7b of the main body portion 7 and the holding portion 11b, and then the cutout portion of the main body portion 7 is formed. 8, the push piece 9 is assembled with the arm 10 facing the engagement position 6. Then, the container frame 4 is completed by covering and fixing the dish frame 21 from above the main body portion 7. On the other hand, the annular elastic packing 24 is attached to the cutout groove 22 c of the cosmetic dish 22. Then, the cosmetic dish 22 is fitted into the rear storage portion 3 of the container body 4.

  Further, the lid piece 18 is inserted into the lid piece storage portion 5 a of the lid body 5, and the support frame 28 is fitted to the lid body 5. And what is necessary is just to hinge the container main body 4 and the cover body 5 so that rotation is possible in those rear-end parts.

  When the container main body 4 is opened, the push piece 9 is pressed from the left and right sides of the container main body 4 toward the engagement position 6 with fingers or the like. When the push piece 9 is pushed in, the pressing portion 14 moves to the engagement position 6 while sliding the left and right pressed portions 14a formed on the elastic piece 11 through the arm 10 provided by the sliding movement. Move towards. As a result, the elastic piece 11 is elastically deformed via the left and right pressed portions 14a, the second engaging portion 13 moves rearward, and the engagement with the first engaging portion 12 is released.

  Subsequently, the left and right push-up parts 17 formed at the front ends of the pair of arms 10 via the hinge pieces 16 slid up while sliding on the ridge-side inclined surfaces 15a, respectively, and the engagement was released. 2 Push up the engaging portion 13 to open the lid 5.

  Thus, by performing the opening operation of the lid 5 in two stages, the engagement release operation and the push-up operation of the lid 5 after the engagement release, the lid can be easily operated with a light pressing force with one hand with good operability. The body 5 can be opened.

  Further, when the container body 4 is opened, not only the push pieces 9 on both the left and right sides are pressed as described above, but only the push piece 9 on one side is pressed to operate the pressing portion 14 on one side. The elastic piece 11 can be pushed backward to disengage the first engaging portion 12 and the second engaging portion 13, and subsequently, only the push-up portion 17 on one side rushes up the raised portion inclined surface 15 a. The second engagement portion 13 that has been disengaged can also be pushed up. Similarly to when the push piece is pressed from both sides, the disengagement operation and the push-up operation of the lid 5 after the disengagement are performed. The opening operation of the lid body 5 becomes possible at a stage. Even in such a case, the lid 5 can be easily and easily opened with one hand.

  Furthermore, in the said embodiment, although a pair of push piece 9 is provided in the notch part 8 of the right-and-left both-sides wall 7a, the notch part 8 may be formed only in one side, and the push piece 9 may be provided only in one side. it can. Similarly to the above, the opening operation of the lid body 5 is performed in two stages, that is, the engagement releasing operation and the pushing-up operation of the lid body 5 after the engagement is released, and a strong force is required to press the push piece 9. In addition, the opening operation can be easily realized with one hand.

  Then, when closing the container body 4 with the lid 5, the lid 5 is pushed downward from above with fingers or the like, and the first engagement portion 12 is engaged with the second engagement portion 13.

  Moreover, in the airtight cosmetic container 1 according to the present embodiment, the lid piece 18 for sealing the opening 23 of the cosmetic dish 22 is floatingly supported by the lid 5 so as to be swingable. For this reason, even when the container main body 4, the lid piece 18, and the cutout groove 22 c of the cosmetic dish 22 have a variation in size during manufacturing, the rear housing 3 The annular protrusion 18b of the lid piece 18 is flexibly inserted into the cutout groove 22c of the cosmetic dish 22 inside, and the hermetic seal portion 19 can be easily and reliably crimped.

  In the present embodiment, the hermetic seal portion 19 is provided between the cosmetic dish 22 detachably attached to the rear storage portion 3 and the lid piece 18, and the rear storage portion 3 is hermetically sealed by the lid 5. It is trying to seal. Thereby, the structure of the back storage part 3 can be simplified. However, the rear storage portion 3 may be provided with an annular elastic packing, and the rear storage portion 3 may be directly hermetically sealed with the lid 5. In this case, since it is not necessary to provide the annular elastic packing 24 in the cosmetic dish 22, the structure can be simplified.

It is a perspective view which shows suitable one Embodiment of the airtight cosmetics container concerning this invention. It is a sectional side view of the airtight cosmetic container of FIG. It is a top view which shows the state which removed the plate frame of the airtight cosmetics container of FIG. It is front sectional drawing of the engagement position periphery of the airtight cosmetics container of FIG. It is a principal part disassembled perspective view of the airtight cosmetic container of FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Airtight cosmetic container 2 Front storage part 3 Back storage part 4 Container main body 5 Lid body 6 Engagement position 7a Side wall 8 Notch part 9 Push piece 10 Arm 11 Elastic piece 12 1st engagement part 13 2nd engagement part 14 Press part 15 Raised part 16 Hinge piece 17 Push-up part 18 Lid piece 19 Airtight seal part

Claims (2)

  A lid for opening and closing the container main body is rotatably connected to the rear end of the container main body in which the front storage portion and the rear storage portion are formed, and is set between the front storage portion and the rear storage portion. In the airtight cosmetic container in which the rear body is hermetically sealed while closing the container body by detachably engaging the lid body and the container body at the engagement position. A notch formed on the side wall so as to face the engagement position between the front storage part and the rear storage part, and a push piece provided in the notch part so as to be slidable in the left-right direction; An arm extending from the push piece toward the engagement position, an elastic piece provided on the container body at the engagement position and elastically deformed in the front-rear direction, and an upper portion of the elastic piece Formed on the lid and the first engaging portion formed on the lid A second engagement portion that is detachably engaged with the first engagement portion, and formed on the arm, and presses the elastic piece backward to press the second engagement portion and the first engagement. A pressing part for releasing the engagement with the joint part, a raised part provided in the container body, and a swingable part provided at the tip part of the arm via a hinge piece, urged up the raised part, An airtight cosmetic container, comprising: a push-up portion that pushes upward and opens the lid body that hermetically seals the rear storage portion in a state where the second engagement portion is released.   2. The lid according to claim 1, wherein a lid piece for sealing the rear storage portion is floatingly supported on the lid, and an airtight seal portion is provided between the lid piece and the rear storage portion. The airtight cosmetic container as described.

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