CN219396548U - Cosmetic box - Google Patents

Abstract

The utility model discloses a cosmetic box, which comprises a box body and a box cover, wherein the box body is provided with an accommodating cavity with an upward opening part, and the box cover can be cooperatively covered above the box body, and is characterized in that: the cosmetic box further comprises a sealing ring, the sealing ring comprises an inner ring and an outer ring which are fixed with each other, the inner ring is at least provided with a ring part, the outer ring is fixedly arranged on the outer side of the circumference of the ring part, the ring part and the outer ring are fixedly arranged in an installing groove arranged upwards in an opening at the upper part of the box body, a first sealing structure is arranged between the inner circumferential surface of the ring part and the inner circumferential wall of the installing groove, a second sealing structure is arranged between the lower part of the outer ring and the outer circumferential wall of the installing groove, the box cover is provided with a cover body and a cover ring which extends downwards from the cover body, and a third sealing structure is further arranged between the upper part of the outer ring and the cover ring. The novel sealing structure improves the sealing performance of the cosmetic box.

Description

Cosmetic box

Technical Field

The present utility model relates to a cosmetic case.

Background

Cosmetic cases among the prior art, like the air cushion powder box that is used for splendid attire foundation type cosmetics, it includes box body and lid, and the upper portion of box body fixedly sets up the sealing ring to realize sealing between the two when lid and box body interwork, thereby avoid the cosmetics in the box body to dry and influence the use.

At present, TPE materials are widely used as production and use of sealing rings in cosmetic cases due to the characteristics of the TPE materials themselves, which are compounded with PP materials to form sealing rings and used in cosmetic cases, and can well satisfy cosmetics and sealing requirements. However, for some cosmetics, can take place chemical reaction with TPE material, if adopt prior art's cosmetic case to hold, then very easily lead to cosmetics to be polluted or rotten, and directly select other materials to replace TPE material and adopt original structure to make the sealing ring, then the sealed effect of cosmetic case then can not reach the demand, on the one hand causes the cosmetics to dry easily and rotten, on the other hand still can cause the cosmetics to leak to the clearance between box body and the sealing ring in, not only influence pleasing to the eye, also can be stained with to user's hand easily, influence use experience.

Disclosure of Invention

It is an object of the present utility model to provide an improved cosmetic case that solves one or more of the problems of the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the cosmetic box comprises a box body and a box cover, wherein the box body is provided with an accommodating cavity with an upward opening, the box cover can be cooperatively covered above the box body, the cosmetic box further comprises a sealing ring, the sealing ring comprises an inner ring and an outer ring which are mutually fixed, the inner ring is at least provided with a ring part, the outer ring is fixedly arranged on the circumferential outer side of the ring part in a surrounding manner, the upper part of the box body is provided with an installing groove with an upward opening, the ring part and the outer ring are fixedly arranged in the installing groove, a first sealing structure is arranged between the inner peripheral surface of the ring part and the inner peripheral wall of the installing groove, a second sealing structure is arranged between the lower part of the outer ring and the outer peripheral wall of the installing groove,

an inserting part is formed between the upper part of the outer ring and the outer side peripheral wall of the mounting groove, the box cover is provided with a cover body and a cover ring extending downwards from the cover body, the cover ring can be inserted into the inserting part in a matched mode, and a third sealing structure is further arranged between the upper part of the outer ring and the cover ring.

Preferably, the inner ring is made of PP material and the outer ring is made of LLDPE material.

Preferably, the upper diameter of the outer race is smaller than the lower diameter of the outer race.

Further preferably, the first sealing structure includes a first groove formed on an inner peripheral wall of the mounting groove, and a first protrusion formed on an inner peripheral surface of the ring portion, the first protrusion and the first groove are both annular, and the first protrusion is fittingly clamped in the first groove.

Still further preferably, the second seal structure includes a second projection formed on an outer peripheral surface of a lower portion of the outer ring, the second projection being annular, the second projection being elastically abutted against an outer peripheral wall of the mounting groove.

Further, the second protrusion is in an arc shape arched outward in a radial direction of the outer ring.

Preferably, the third seal structure includes an annular rib provided on the outer circumferential side of the upper portion of the outer ring, the annular rib extending obliquely downward from inside to outside, and the annular rib being a rounded spherical surface.

Further, the inner peripheral surface of the cover ring extends obliquely outward from top to bottom in the axial direction of the cover ring.

Preferably, the inner ring further comprises a pressing portion located at the upper end of the ring portion, the pressing portion is shielded above the opening portion of the accommodating cavity, and the top end face of the inner ring is higher than the top end face of the outer ring.

Preferably, a third protrusion protruding outwards and extending is formed on the outer peripheral portion of the cover ring, a second groove is formed on the outer peripheral wall of the mounting groove, and when the cover ring is inserted into the insertion portion, the third protrusion is clamped in the second groove in a matching manner.

Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages: according to the cosmetic box, the sealing structures are respectively arranged between the sealing ring and the inner side peripheral wall of the mounting groove, the outer side peripheral wall of the mounting groove and the box cover, so that the sealing performance of the cosmetic box is improved, the cosmetics in the cosmetic box are prevented from drying, deteriorating and exuding, and meanwhile, in the cosmetic box, the sealing ring can be made of other materials instead of TPE materials, so that the pollution to the cosmetics in the cosmetic box is avoided.

Drawings

FIG. 1 is a top view of a cosmetic case according to an embodiment of the present utility model in a closed state;

FIG. 2 is a side view of FIG. 1;

FIG. 3 is a schematic view in longitudinal section of FIG. 2;

FIG. 4 is an enlarged schematic view of FIG. 3 at A;

FIG. 5 is a bottom view of FIG. 1;

FIG. 6 is a front view of FIG. 1;

FIG. 7 is a schematic view in longitudinal section of FIG. 6;

FIG. 8 is an enlarged schematic view of FIG. 7 at B;

fig. 9 is a schematic perspective view of the cosmetic case of fig. 1 in a state in which a cover is opened;

wherein: 100. a case body; 110. a receiving chamber; 200. a box cover; 210. a cover body; 220. a cover ring; 221. a third protrusion; x, a rotating shaft;

3. a seal ring; 31. an inner ring; 311. a ring portion; 311a, first protrusions; 312. a pressing part; 32. an outer ring; 321. a second protrusion; 322. annular ribs;

4. a mounting groove; 41. an inner peripheral wall; 411. a first groove; 42. an outer peripheral wall; 421. and a second groove.

Detailed Description

The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.

Referring to fig. 1 to 9, a cosmetic case includes a case body 100 and a case cover 200, wherein the case body 100 has an accommodating cavity 110 with an upward opening, and the case cover 200 can be cooperatively disposed over the case body 100.

The cosmetic case further comprises a sealing ring 3, the sealing ring 3 comprises an inner ring 31 and an outer ring 32 which are fixed with each other, the inner ring 31 is provided with at least a ring part 311, the outer ring 32 is fixedly arranged on the outer side of the circumference of the ring part 311, an installing groove 4 with an upward opening is arranged at the upper part of the case body 100, the ring part 311 and the outer ring 32 are fixedly arranged in the installing groove 4, a first sealing structure is arranged between the inner circumferential surface of the ring part 311 and the inner circumferential wall 41 of the installing groove 4, a second sealing structure is arranged between the lower part of the outer ring 32 and the outer circumferential wall 42 of the installing groove 4, an inserting part is formed between the upper part of the outer ring 32 and the outer circumferential wall 42 of the installing groove 4, the case cover 200 is provided with a cover body 210 and a cover ring 220 extending downwards from the cover body 210, the cover ring 220 can be fittingly inserted into the inserting part, and a third sealing structure is also arranged between the upper part of the outer ring 32 and the cover ring 220.

In this way, on the case body 100, the sealing ring 3 is fixedly arranged in the mounting groove 4, and forms a seal with the inner peripheral wall and the outer peripheral wall of the mounting groove 4, after the case cover 200 is covered on the case body 100, the cover ring 220 is cooperatively inserted into the insertion part formed between the sealing ring 3 and the case body 100 and mutually sealed through the third sealing structure, so that the accommodating cavity of the case body 100 is well sealed, the problems of drying and deterioration of the cosmetics in the accommodating cavity 110 can be avoided, and the cosmetics in the accommodating cavity 110 can be prevented from leaking into the mounting groove 4 through the sealing ring 3.

In this embodiment, the case body 100 and the case cover 200 are substantially cylindrical, the case cover 200 is rotatably connected to the case body 100 through a rotation axis X, and the case cover 200 can rotate around the rotation axis X and cover over the case body 100.

Referring to fig. 3 and 7, the mounting groove 4 is located outside the receiving chamber 110, in this case in the form of an annular groove. The upper groove width of the mounting groove 4 is larger than the lower groove width of the mounting groove 4, namely, the distance between the inner side peripheral wall 41 and the outer side peripheral wall 42 of the mounting groove 4 is larger and smaller; the upper diameter of the outer ring 32 of the seal ring 3 is smaller than the lower diameter of the outer ring 32; in addition to the ring portion 311, the inner ring 31 further includes a pressing portion 312 located at an upper end of the ring portion 311, the pressing portion 312 is covered over the mouth portion of the accommodating chamber 110, the pressing portion 312 and the ring portion 311 are integrally formed of the same material, and here, a top end surface of the inner ring 31 is higher than a top end surface of the outer ring 32.

The outer ring 32 and the inner ring 31 are made of different materials, and the outer ring 32 and the inner ring 31 are molded into an integral part by a molding process. As a preferred arrangement, the inner ring 31 is made of PP material which is less prone to residual volatiles and the outer ring 32 is made of LLDPE material, in particular linear low density polyethylene, which is less prone to react with some cosmetics.

Referring to fig. 4 and 8, the first sealing structure includes a first groove 411 formed on the inner peripheral wall 41 of the mounting groove 4, and a first protrusion 311a formed on the inner peripheral surface of the ring portion 311, the first protrusion 311a and the first groove 411 each having a ring shape, and the first protrusion 311a being fittingly engaged in the first groove 411. The second seal structure includes a second protrusion 321 formed on the outer peripheral surface of the lower portion of the outer ring 32, the second protrusion 321 is annular, the second protrusion 321 is arc-shaped to arch outwards in the radial direction of the outer ring 32, the second protrusion 321 elastically abuts against the outer peripheral wall 42 of the mounting groove 4, and the reverse acting force of the outer peripheral wall 42 of the mounting groove 4 to the outer peripheral wall 32 drives the ring portion 311 to be attached to the inner peripheral wall 41 of the mounting groove 4, so that the sealing performance of the first seal structure is enhanced.

In the first sealing structure, the first protrusion 311a is tightly press-fitted with the first groove 411 to prevent cosmetics in the receiving chamber 110 from flowing into the mounting groove 4 through a gap between the inner peripheral wall 41 of the mounting groove 4 and the ring portion 311. The second seal structure can serve as a second path protection measure to prevent cosmetics from further spreading into the insertion portion above the second protrusion 321 when the first seal structure fails and cosmetics flow into the mounting groove 4 along the inner peripheral wall 41; at the same time, the second sealing structure also prevents foreign substances from entering the mounting groove 4 from the insertion portion by the close fitting between the second protrusion 321 and the outer peripheral wall 42 of the mounting groove 4. Therefore, the first sealing structure and the second sealing structure not only can fixedly clamp the sealing ring 3 in the mounting groove 4, but also can prevent cosmetics in the accommodating cavity 110 from entering the mounting groove 4 along the bottom of the pressing portion 312 and reaching the gap between the sealing ring 3 and the outer peripheral wall of the mounting groove 4, thereby preventing cosmetics in the accommodating cavity 110 from leaking into the mounting groove 4 and being exposed to a user.

The third seal structure includes an annular rib 322 provided on the upper circumferential outer side of the outer ring 32, the annular rib 322 extending obliquely downward from the inside to the outside, and the annular rib 322 being a rounded spherical surface. When lid 200 is closed, lid ring 220 is inserted into the insertion portion, annular rib 322 of outer ring 32 is press-fitted with the inner peripheral surface of lid ring 220, annular rib 322 is elastically deformed by pressing of lid ring 220, annular rib 322 urges annular portion 311 to be fitted inwardly on inner peripheral wall 41 of mounting groove 4, the first seal structure is further enhanced, and the sealing property of the cosmetic case in the closed state is improved.

In this embodiment, as shown in fig. 4 and 8, the inner circumferential surface of the cover ring 220 extends obliquely along the axial direction of the cover ring 220, specifically, extends obliquely outward from top to bottom along the axial direction of the cover ring 220, and in this embodiment, the included angle between the projection line of the inner circumferential surface of the cover ring 220 in the vertical plane and the vertical line is about 1 °; the outer circumference of the cover ring 220 is formed with a third protrusion 221 protruding outwards, the outer circumference wall 42 of the mounting groove 4 is formed with a second groove 421, when the cover ring 220 is inserted into the insertion portion, the third protrusion 221 is cooperatively clamped in the second groove 421, at this time, the cover 200 is locked with the case body 100, the cosmetic case is in a covering state, the cover ring 220 cannot be pulled out from the insertion portion without external force, and the cover 200 cannot be rotated and opened relative to the case body 100. Under the action of the third sealing structure, the annular rib 322 applies a force to the cover ring 221 in the direction of the peripheral wall 42 outside the mounting groove 4, and the engagement between the third protrusion 221 and the second groove 421 is enhanced.

In summary, according to the cosmetic case of the present utility model, the sealing structure is respectively disposed between the sealing ring 3 and the inner circumferential wall of the mounting groove 4, the outer circumferential wall of the mounting groove 4, and the case cover 200, so that the sealing performance of the cosmetic case is improved, and the cosmetics in the cosmetic case are prevented from drying, deteriorating and exuding, and meanwhile, the sealing ring 3 can be made of other materials instead of TPE materials, thereby avoiding pollution to the cosmetics in the cosmetic case.

It should be noted that the above description of the up-down direction is defined by referring to the case body 100 with the upper cover 200 of the cosmetic case being covered on the case body 100 and the upper cover 200 being covered on the case body 100 and the lower cover 100 being the base, and is only for the purpose of describing the relative positional relationship of the respective members on the cosmetic case.

The above embodiments are provided to illustrate the technical concept and features of the present utility model and are intended to enable those skilled in the art to understand the content of the present utility model and implement the same, and are not intended to limit the scope of the present utility model. All equivalent changes or modifications made in accordance with the spirit of the present utility model should be construed to be included in the scope of the present utility model.

Claims (10)

1. The utility model provides a cosmetics box, includes box body and lid, the box body has the holding chamber that the oral area was up, the lid can be cooperately lid to establish the top of box body, its characterized in that: the cosmetic box further comprises a sealing ring, the sealing ring comprises an inner ring and an outer ring which are fixed with each other, the inner ring is at least provided with a ring part, the outer ring is fixedly arranged on the outer side of the circumference of the ring part, the upper portion of the box body is provided with a mounting groove with an upward opening, the ring part and the outer ring are fixedly arranged in the mounting groove, a first sealing structure is arranged between the inner circumferential surface of the ring part and the inner circumferential wall of the mounting groove, a second sealing structure is arranged between the lower portion of the outer ring and the outer circumferential wall of the mounting groove, an inserting part is formed between the upper portion of the outer ring and the outer circumferential wall of the mounting groove, the box cover is provided with a cover body and a cover ring extending downwards from the cover body, the cover ring can be fittingly inserted in the inserting part, and a third sealing structure is further arranged between the upper portion of the outer ring and the cover ring.

2. The cosmetic case according to claim 1, wherein: the inner ring is made of PP material, and the outer ring is made of LLDPE material.

3. The cosmetic case according to claim 1, wherein: the upper diameter of the outer ring is smaller than the lower diameter of the outer ring.

4. The cosmetic case according to claim 1, wherein: the first sealing structure comprises a first groove formed on the inner peripheral wall of the mounting groove and a first protrusion formed on the inner peripheral surface of the ring part, the first protrusion and the first groove are all annular, and the first protrusion is clamped in the first groove in a matched mode.

5. The cosmetic case according to claim 1, wherein: the second sealing structure comprises a second bulge formed on the outer peripheral surface of the lower part of the outer ring, the second bulge is annular, and the second bulge elastically abuts against the outer peripheral wall of the mounting groove.

6. The cosmetic case of claim 5, wherein: the second protrusion is arc-shaped and is arched outwards along the radial direction of the outer ring.

7. The cosmetic case according to claim 1, wherein: the third sealing structure comprises an annular rib part arranged on the outer periphery of the upper part of the outer ring, the annular rib part extends from inside to outside in a downward inclined mode, and the annular rib part is in a smooth spherical surface.

8. The cosmetic case of claim 7, wherein: the inner peripheral surface of the cover ring extends obliquely outwards from top to bottom along the axial direction of the cover ring.

9. The cosmetic case according to claim 1, wherein: the inner ring further comprises a pressing part positioned at the upper end of the ring part, the pressing part is shielded above the opening part of the accommodating cavity, and the top end surface of the inner ring is higher than the top end surface of the outer ring.

10. The cosmetic case according to claim 1, wherein: the outer side periphery of the cover ring is provided with a third bulge which protrudes outwards and extends, the outer side periphery wall of the mounting groove is provided with a second groove, and when the cover ring is inserted into the insertion part, the third bulge is clamped in the second groove in a matching manner.