CN221356087U - Inner plug with ventilation function and cosmetic container comprising same - Google Patents

Abstract

The application relates to an inner plug with a ventilation function, which is arranged at a bottle mouth of a bottle body, wherein the inner plug comprises a plug body, a scraping lip is arranged on the inner side wall of the plug body, a brush rod is arranged in the bottle body, a gap is formed between the scraping lip and the brush rod to form an exhaust channel, the exhaust channel is communicated with an inner space of the scraping lip and an outer space of the scraping lip, the inner space of the scraping lip is the bottle body inner space which takes the scraping lip as a dividing line and is far away from the bottle mouth, and the outer space of the scraping lip is the bottle body inner space which takes the scraping lip as the dividing line and is close to the bottle mouth. According to the application, the scraping lip is arranged on the inner plug, an exhaust channel is formed between the scraping lip and the brush rod, and the air in the bottle body is timely discharged by utilizing the exhaust channel, so that the situations of pollution and material waste caused by the fact that cosmetic materials in the bottle body splash out due to sudden change of air pressure are avoided.

Description

Inner plug with ventilation function and cosmetic container comprising same

Technical Field

The application relates to a cosmetic packaging technology, in particular to an inner plug with a ventilation function and a cosmetic container comprising the inner plug.

Background

At present, in a cosmetic container, an inner plug is usually arranged at a bottle opening of the container, when an applicator is pulled out of the container, the inner plug scrapes the applicator, excessive feeding of the applicator is avoided, the inner plug is usually tightly matched with the applicator to achieve a good scraping effect, and the inner plug is usually in sealing connection with the bottle opening of the container to avoid leakage of liquid in the container from the bottle opening. However, due to the good sealing performance of the inner plug, when the applicator is inserted into the container and then taken out, the applicator is very laborious, and cosmetic materials in the container are easy to splash out due to sudden change of air pressure, so that pollution and material waste are caused.

Disclosure of utility model

In order to overcome the defects, the application provides the inner plug with the ventilation function, the inner plug is provided with the scraping lip, an exhaust channel is formed between the scraping lip and the brush rod, and the exhaust channel is utilized to timely exhaust air in the bottle body, so that the situations of pollution and material waste caused by the fact that cosmetic materials in the bottle body splash out due to sudden change of air pressure are avoided.

The technical scheme adopted by the application for solving the technical problems is as follows:

The utility model provides an interior stopper with function of ventilating installs in the bottleneck of bottle, interior stopper includes the cock body, be equipped with on the inside wall of cock body and scrape the material lip, be equipped with the brush-holder stud in the bottle, scrape the material lip with have the clearance between the brush-holder stud in order to form the exhaust passage, the exhaust passage communicate in scrape the interior space of material lip with scrape the outside space of material lip, scrape the interior space of material lip be for scrape the material lip and keep away from as the boundary the bottle interior space of bottleneck, scrape the outside space of material lip be for scrape the material lip as the boundary and be close to the bottle interior space of bottleneck.

Optionally, the first end of scraping the material lip is fixedly connected to the inside wall of the bottle body, the second end of scraping the material lip extends inwards along the radial direction of the plug body, the second end of scraping the material lip encloses into a scraping hole, and an exhaust channel is formed between the brush rod and the second end of scraping the material lip.

Optionally, the radial section of the brush rod is a graph A, the orthographic projection of the scraping hole on the bottle bottom of the bottle body is a graph B, and the graph A is different from the graph B in shape.

Optionally, the pattern a is at least one of a circle, an ellipse, and a polygon, and the pattern B is at least one of a circle, an ellipse, and a polygon.

Optionally, the pattern a is a circle, the pattern B is a polygon, and the number of sides of the polygon is 3 to 12.

Optionally, the pattern A is round, the pattern B is equilateral hexagon, the brush rod and the plug body are coaxially arranged, the diameter of the pattern A is D1, the diameter of the inscribed circle of the pattern B is D2, and D1 is more than or equal to D2.

Optionally, two points a and B are taken on the scraping lip, if the distance between the point a and the second end of the scraping lip is smaller than the distance between the point B and the second end of the scraping lip, the thickness of the scraping lip at the point a is smaller than the thickness of the scraping lip at the point B, and the second end of the scraping lip is inclined towards the bottle bottom side of the bottle body.

Optionally, the first end of the plug body extends radially outwards to form a circle of convex edge, the outer side wall of the plug body extends radially outwards to form N mutually-spaced stop pieces, and the N stop pieces are located at the same axial position of the plug body, wherein N is an integer, and N is more than or equal to 2.

Optionally, the stopper is last to be equipped with first surface and second surface, first surface with the axle center of cock body is perpendicular to be arranged, the second surface with form obtuse angle a between the axle center of cock body, protruding edge laminating in the bottleneck of bottle, first surface laminating in the shoulder of bottle.

Optionally, the inner side wall of the plug body extends inwards along the radial direction to form a circle of boss, and the boss is positioned on one side of the scraping lip close to the bottle mouth of the bottle body.

The application also provides a cosmetic container which comprises an inner plug, a cover assembly, a brush rod and a bottle body, wherein the inner plug is arranged at the bottle mouth of the bottle body, the first end of the brush rod is fixedly arranged in the cover assembly, the second end of the brush rod is fixedly connected with a brush head, and the cover assembly is detachably covered on the bottle mouth of the bottle body.

The beneficial effects of the application are as follows:

(1) According to the application, the scraping lip is arranged on the inner plug, and the exhaust channel is arranged between the scraping lip and the brush rod, so that the inner space and the outer space of the bottle body are always in a communicated state, and therefore, when the brush rod breaks through the scraping lip and enters the inner space of the bottle body, air in the inner space can be timely discharged from the exhaust channel, the air pressure of the inner space of the scraping lip is prevented from rising due to the entering of the brush rod and the brush head, and the phenomenon that the brush head is separated from the scraping lip instantly is avoided, and cosmetic materials are splashed due to the abrupt change of the air pressure of the inner space of the scraping lip.

(2) Because the exhaust channel is designed between the scraping lip and the brush rod instead of directly arranging the exhaust channel on the scraping lip, the strength of the scraping lip is not affected, and the scraping effect of the scraping lip is further ensured; meanwhile, the qualification rate of the inner plug formed by the integrated die is improved, and the production cost of the inner plug is reduced.

Drawings

FIG. 1 is a schematic view of an inner plug according to the present application;

FIG. 2 is a second schematic view of the inner plug according to the present application;

FIG. 3 is a third schematic view of the inner plug according to the present application;

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

FIG. 5 is a schematic view of the assembly of the inner plug of the present application;

FIG. 6 is a schematic view showing the structure of a cosmetic container according to the present application;

FIG. 7 is a top view of a cosmetic container according to the present application;

FIG. 8 is an exploded view of a cosmetic container according to the present application;

FIG. 9 is an enlarged view at B in FIG. 8;

In the figure: 100-plug body, 110-convex edge, 120-convex rib, 130-stop piece, 131-first surface, 132-second surface, 140-boss, 200-scraping lip, 210-scraping hole, 220-exhaust channel, 300-cover component, 400-brush rod, 410-internal thread, 500-bottle body, 510-bottle mouth, 520-bottle bottom, 530-clamping groove, 540-internal space, 550-external space, 560-external thread, 600-press fixture.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below in connection with the embodiments of the present application. It should be apparent that the described embodiments of the application are only some, but not all embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

It should be noted that the terms "first," "second," and the like in the description and claims of the present application and in the following figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the objects so used may be interchanged where appropriate to enable the embodiments of the application described herein to be practiced otherwise than as illustrated or described. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Spatially relative terms, such as "above … …," "above … …," "upper surface on … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Examples: as shown in fig. 1-9, an inner plug with ventilation function is installed on a bottle mouth 510 of a bottle body 500, the inner plug comprises a plug body 100, a scraping lip 200 is arranged on the inner side wall of the plug body 100, a brush rod 400 is arranged in the bottle body 500, a gap is formed between the scraping lip 200 and the brush rod 400 to form an exhaust channel 220, the exhaust channel 220 is communicated with an inner space 540 of the scraping lip 200 and an outer space 550 of the scraping lip 200, the inner space 540 of the scraping lip 200 refers to the inner space of the bottle body 500 taking the scraping lip 200 as a dividing line and far from the bottle mouth 510, and the outer space 550 of the scraping lip 200 refers to the inner space of the bottle body 500 taking the scraping lip 200 as the dividing line and near to the bottle mouth 510.

Alternatively, the plug body 100 has a cylindrical structure with upper and lower ends opened. As shown in fig. 6, the plug body 100 is mounted on the bottle mouth 510 of the bottle body 500, the brush bar 400 is inserted into the plug body 100 and is placed in the bottle body 500, cosmetics, color cosmetics or care products such as mascara, liquid lipstick, lip gloss, nail polish, eye shadow and the like can be stored in the bottle body 500, a user dips in the cosmetic materials in the cosmetic container through the brush head of the brush bar 400 to make up, and the brush bar 400 and the brush head need to scrape off excessive materials through the scraping lip 200 before being separated from the cosmetic container. Alternatively, the plug body 100 is integrally injection molded from an elastomeric material. Alternatively, the plug body 100 is made of NBR, i.e., nitrile rubber.

After the brush bar 400, the plug body 100 and the bottle 500 are assembled, as shown in fig. 6, the scraping lip 200 and the brush bar 400 divide the bottle 500 into two closed spaces, an inner space 540 below the scraping lip 200 and an outer space 550 above the scraping lip 200, and as shown in fig. 2, the inner space 540 and the outer space 550 are always in a communicated state due to a gap between the scraping lip 200 and the brush bar, namely, the exhaust channel 220, so that when the brush bar 400 breaks through the scraping lip 200 and enters the inner space 540 of the bottle 500, air in the inner space 540 can be timely discharged from the exhaust channel 220, the air pressure of the inner space 540 of the scraping lip is prevented from rising due to the entering of the brush bar and the brush head, and the phenomenon that cosmetics materials splash due to abrupt change of the air pressure of the inner space 540 of the scraping lip is avoided at the moment that the brush head is separated from the scraping lip is avoided.

The fact that the scraping lip 200 and the brush rod 400 are provided with a gap means that part of areas between the scraping lip 200 and the brush rod 400 are mutually attached, and the rest of areas form a narrow gap, namely the exhaust channel 220, so that the inner side space and the outer side space can be mutually communicated on the premise that good scraping effect of the scraping lip is guaranteed. Because the exhaust channel is designed between the scraping lip and the brush rod instead of directly arranging the exhaust channel on the scraping lip, the strength of the scraping lip is not affected, and the scraping effect of the scraping lip is further ensured; meanwhile, the qualification rate of the inner plug formed by the integrated die is improved, and the production cost of the inner plug is reduced.

As shown in fig. 2 and 3, a first end of the scraping lip 200 is fixedly connected to an inner sidewall of the bottle body 500, a second end of the scraping lip 200 extends inward in a radial direction of the plug body 100, the second end of the scraping lip 200 encloses the scraping hole 210, the brush rod 400 is inserted into the scraping hole 210, and an exhaust passage 220 is formed between the brush rod 400 and the second end of the scraping lip 200.

In one possible embodiment, the plug body 100 includes a first end of the plug body and a second end of the plug body, the scraping lip 200 is located on an inner sidewall between the first end and the second end of the plug body 100, and the scraping lip 200 is located near the second end of the plug body 100; in another possible embodiment, the scraping lip 200 is located on the inside wall of the second end of the plug body 100.

Optionally, the radial cross section of the brush rod 400 is a pattern a, and the front projection of the scraping hole 210 on the bottle bottom 520 of the bottle body 500 is a pattern B, where the pattern a is different from the pattern B. The brush bar 400 and the scraping hole 210 are designed in different shapes such that, when the brush bar 400 is inserted into the scraping hole 210, the brush bar 400 does not completely fit the second end of the scraping lip 200, thereby forming the exhaust passage 220.

Optionally, the pattern a is at least one of a circle, an ellipse, and a polygon, and the pattern B is at least one of a circle, an ellipse, and a polygon. When the pattern a is a circle, the pattern B may be an ellipse or a polygon, when the pattern a is an ellipse, the pattern B may be a circle or a polygon, when the pattern a is a polygon, etc.; thereby ensuring that a narrow exhaust passage 220 is formed between the brush bar 400 and the scraping lip 200.

In one possible embodiment, the pattern a is a circle, the pattern B is a polygon, and the number of sides of the polygon is 3 to 12. Namely, the brush rod 400 is designed to be of a cylindrical structure, which accords with the use habit of people; when the brush bar 400 is inserted into the scraping hole 210, a plurality of exhaust channels 220 can be formed between the brush bar 400 and the scraping lip 200, and each included angle of the polygon can form an exhaust channel with the brush bar 400.

As shown in FIG. 2, the pattern A is circular, the pattern B is an equilateral hexagon, the brush rod 400 and the plug body 100 are coaxially arranged, the diameter of the pattern A is D1, the diameter of the inscribed circle of the pattern B is D2, and D1 is more than or equal to D2. In fig. 2, the circle inside the hexagon is a schematic diagram of a graph a, in this embodiment, the brush bar 400 is designed into a cylindrical structure, the scraping hole 210 is designed into a hexagonal structure, and the diameter of the brush bar 400 is greater than or equal to the diameter of the inscribed circle of the hexagon, so that most of the area between the brush bar 400 and the scraping lip 200 is attached together, the scraping effect of the scraping lip is ensured, and six exhaust channels 220 are provided between the brush bar 400 and the scraping lip 200, so as to ensure that the inner space 540 and the outer space 550 are always in a communicating state. The scraping holes are designed into an equilateral hexagon structure, so that the yield of the inner plug in the integral die molding is improved, and the strength of the scraping lip is ensured.

In one possible embodiment, two points are taken on the scraping lip 200, where the thickness of the scraping lip 200 is T2 and T2, respectively, and the difference between T1 and T2 is less than Δ, where Δ is the tolerance. The specific data of delta is determined according to the actual conditions of the size, the material, the precision requirement, the application scene and the like of the inner plug, and optionally, delta is 0.1 to 5 percent of the average thickness of the scraping lip 200, so that the product is convenient to form.

In another possible embodiment, two points a and B are taken on the scraping lip 200, and if the distance from the point a to the second end of the scraping lip 200 is smaller than the distance from the point B to the second end of the scraping lip 200, the thickness of the scraping lip 200 at the point a is smaller than the thickness of the scraping lip 200 at the point B, and the second end of the scraping lip 200 is inclined toward the bottle bottom 520 side of the bottle body 500 as shown in fig. 6. That is, the first end of the scraping lip 200 has the greatest thickness and the second end has the thinnest thickness, and the scraping lip 200 is inclined toward the bottle bottom 520, so that the scraping effect of the scraping lip can be improved.

As shown in fig. 1 and 2, the first end of the plug body 100 extends radially outwards to form a circle of protruding edges 110, the outer side wall of the plug body 100 extends radially outwards to form N stopper pieces 130 spaced apart from each other, and the N stopper pieces 130 are located at the same axial position of the plug body 100, where N is an integer, and N is greater than or equal to 2. As shown in fig. 6-9, the lower end surface of the protruding edge 110 is attached to the upper end surface of the bottle mouth 510, the upper end surface of the stopper 130 is attached to the lower surface of the shoulder of the bottle 500, and the upper and lower positions of the inner plug are prevented from being deviated when the brush head enters the bottle or is pulled out by the protruding edge 110 and the stopper 130. The number of the stoppers 130 is N, and the adjacent stoppers 130 have a space therebetween, so that the stoppers 130 are more easily deformed by the extrusion when the inside stopper is mounted in the bottle body, and the inside stopper is conveniently mounted in the mouth 510 of the bottle body 500, compared to the stopper of the entire circle. As shown in fig. 2, the plug body 100 is provided with four stoppers 130, but three stoppers, six stoppers, eight stoppers, etc. may be provided. Optionally, the stop 130 is proximate to the second end of the plug body 100.

As shown in fig. 4-6, the stopper 130 is provided with a first surface 131 and a second surface 132, the first surface 131 is perpendicular to the axis of the plug body 100, an obtuse angle a is formed between the second surface 132 and the axis of the plug body 100, the flange 110 is attached to the bottle mouth 510 of the bottle 500, and the first surface 131 is attached to the shoulder of the bottle 500. During assembly, the second surface 132 of the inclined arrangement of the stop member 130 is used as a guide surface, so that the convenience of filling the inner plug into the bottle body is further improved, and after assembly is completed, the first surface 131 vertical to the stop member 130 is attached to the shoulder of the bottle body 500, so that the inner plug is effectively prevented from falling off.

As shown in fig. 3 and 4, the inner sidewall of the stopper body 100 extends radially inward to form a ring of bosses 140, and the bosses 140 are located on the side of the scraping lip 200 adjacent to the mouth 510 of the bottle body 500. As shown in fig. 5, the boss 140 is used for receiving the pressing jig 600, and when assembling, the pressing jig 600 is abutted against the boss 140 to press the plug body 100 into the bottle body 500, so that the soft scraping lip cannot directly contact with the pressing jig 600 made of metal, thereby ensuring smooth assembling of the inner plug and reducing the risk of damaging the inner plug.

As shown in fig. 6 to 9, a cosmetic container includes an inner plug, a cap assembly 300, a brush bar 400 and a bottle body 500, wherein the inner plug is mounted at a bottle mouth 510 of the bottle body 500, a first end of the brush bar 400 is fixedly mounted in the cap assembly 300, a second end of the brush bar 400 is fixedly connected with a brush head, and the cap assembly 300 is detachably covered at the bottle mouth 510 of the bottle body 500. The cover assembly 300 and the brush rod 400 are fixed together in a clamping manner, a glue bonding manner, an interference fit manner and the like, and the brush rod 400 and the bottle body 500 are detachably connected together in a threaded manner, a clamping manner, an interference fit manner and the like. Alternatively, as shown in fig. 6, 8 and 9, the inner side wall of the brush rod 400 is provided with an internal thread 410, the outer side wall of the bottle mouth 510 is provided with an external thread 560 matched with the internal thread 410, and the brush rod 400 is screwed and fixed with the bottle body 500 through the internal thread 410 and the external thread 560.

As shown in fig. 9, the outer side wall of the plug body 100 is provided with a protruding rib 120, the inner side wall of the bottle body 500 is provided with a clamping groove 530 matched with the protruding rib 120, the inner plug is further limited by the matching of the protruding rib 120 and the clamping groove 530, and the inner plug can be positioned when being assembled.

It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the application, which are all within the scope of the application. Accordingly, the scope of protection of the present application is to be determined by the appended claims.

Claims (11)

1. An inner plug with ventilation function, which is arranged on a bottle mouth (510) of a bottle body (500), and is characterized in that: the inner plug comprises a plug body (100), a scraping lip (200) is arranged on the inner side wall of the plug body (100), a brush rod (400) is arranged in a bottle body (500), a gap is formed between the scraping lip (200) and the brush rod (400) to form an exhaust channel (220), the exhaust channel (220) is communicated with an inner space (540) of the scraping lip (200) and an outer space (550) of the scraping lip (200), the inner space (540) of the scraping lip (200) refers to a bottle body (500) inner space taking the scraping lip (200) as a dividing line and far away from a bottle opening (510), and the outer space (550) of the scraping lip (200) refers to a bottle body (500) inner space taking the scraping lip (200) as the dividing line and near the bottle opening (510).

2. The inner plug with ventilation function according to claim 1, wherein: the first end of the scraping lip (200) is fixedly connected to the inner side wall of the bottle body (500), the second end of the scraping lip (200) extends inwards in the radial direction of the plug body (100), the second end of the scraping lip (200) encloses a scraping hole (210), and an exhaust channel (220) is formed between the brush rod (400) and the second end of the scraping lip (200).

3. The inner plug with ventilation function according to claim 2, wherein: the radial section of the brush rod (400) is a graph A, the orthographic projection of the scraping hole (210) on the bottle bottom (520) of the bottle body (500) is a graph B, and the graph A is different from the graph B in shape.

4. An inner plug with ventilation function according to claim 3, characterized in that: the graph A is at least one of a circle, an ellipse and a polygon, and the graph B is at least one of a circle, an ellipse and a polygon.

5. An inner plug with ventilation function according to claim 3, characterized in that: the graph A is round, the graph B is polygonal, and the number of sides of the polygon is 3 to 12.

6. An inner plug with ventilation function according to claim 3, characterized in that: the pattern A is round, the pattern B is equilateral hexagon, the brush rod (400) and the plug body (100) are coaxially arranged, the diameter of the pattern A is D1, the diameter of an inscribed circle of the pattern B is D2, and D1 is more than or equal to D2.

7. The inner plug with ventilation function according to claim 1, wherein: two points A and B are arbitrarily taken on the scraping lip (200), if the distance from the point A to the second end of the scraping lip (200) is smaller than the distance from the point B to the second end of the scraping lip (200), the thickness of the scraping lip (200) at the point A is smaller than the thickness of the scraping lip (200) at the point B, and the second end of the scraping lip (200) inclines towards the bottle bottom (520) side of the bottle body (500).

8. The inner plug with ventilation function according to claim 1, wherein: the first end of the plug body (100) radially extends outwards to form a circle of convex edges (110), the outer side wall of the plug body (100) radially extends outwards to form N mutually-spaced stop pieces (130), and the N stop pieces (130) are located at the same axial position of the plug body (100), wherein N is an integer, and N is more than or equal to 2.

9. The inner plug with ventilation function according to claim 8, wherein: be equipped with first surface (131) and second surface (132) on stopping piece (130), first surface (131) with the axle center of cock body (100) is arranged perpendicularly, second surface (132) with form obtuse angle a between the axle center of cock body (100), protruding edge (110) laminating in bottleneck (510) of bottle (500), first surface (131) laminating in the shoulder of bottle (500).

10. The inner plug with ventilation function according to claim 1, wherein: the inner side wall of the plug body (100) extends inwards along the radial direction to form a circle of boss (140), and the boss (140) is positioned on one side of the scraping lip (200) close to the bottle mouth (510) of the bottle body (500).

11. A cosmetic container characterized by: the inner plug with the ventilation function of any one of claims 1-10, further comprising a cover assembly (300), a brush rod (400) and a bottle body (500), wherein the inner plug is installed on a bottle mouth (510) of the bottle body (500), a first end of the brush rod (400) is fixedly installed in the cover assembly (300), a second end of the brush rod (400) is fixedly connected with a brush head, and the cover assembly (300) is detachably covered on the bottle mouth (510) of the bottle body (500).