CN217349011U - Bottle cap and container bottle - Google Patents

Abstract

The utility model relates to a bottle lid and container bottle. The bottle cap comprises an outer cap, an inner sleeve, an outer sleeve and an inner plug; the inner cover is sleeved between the outer cover and the inner cover; the outer sleeve is sleeved outside the inner sleeve; the inner plug is sleeved in the inner sleeve and is provided with a first sealing surface and a second sealing surface, the first sealing surface is used for sealing a gap between the inner plug and the inner sleeve, and the second sealing surface is used for sealing a gap between the inner plug and the bottle mouth. The bottle cap can be applied to containers needed by wine bottles, cosmetic bottles and the like, the first sealing surface of the inner plug can seal the gap between the inner plug and the inner sleeve, and the second sealing surface can seal the gap between the inner plug and the bottle opening, namely, the inner plug is tightly attached to the inner sleeve and the bottle opening through the first sealing surface and the second sealing surface, the bottle opening of the container bottle can be sealed in a double mode, the sealing performance of the bottle cap is more stable and reliable, and the industrial standard can be met.

Description

Bottle cap and container bottle

Technical Field

The utility model relates to the field of packaging technology, especially, relate to a bottle lid and container bottle.

Background

The prior art wine bottle generally comprises a bottle body and a bottle cap, wherein the bottle cap is used for sealing wine in the bottle body and mainly comprises an outer cap, an inner sleeve, an outer sleeve and other components. However, the existing bottle cap has poor sealing performance and cannot meet the industrial standard.

SUMMERY OF THE UTILITY MODEL

In view of this, it is necessary to provide a bottle cap and a container bottle in order to solve the problem of poor sealing performance of the conventional bottle cap.

A bottle cap, comprising: the outer cover, the inner sleeve, the outer sleeve and the inner plug;

the inner cover is sleeved between the inner cover and the outer cover;

the outer sleeve is sleeved outside the inner sleeve;

the inner plug is sleeved in the inner sleeve and is provided with a first sealing surface and a second sealing surface, the first sealing surface is used for sealing a gap between the inner plug and the inner sleeve, and the second sealing surface is used for sealing a gap between the inner plug and a bottle opening.

In one embodiment, the inner plug comprises a large-diameter section and a small-diameter section which are coaxially arranged, and the outer diameter of the large-diameter section is larger than that of the small-diameter section;

the large-diameter section is fixed in the inner sleeve in an interference fit mode, the small-diameter section is fixed at the bottleneck in an interference fit mode, the inner wall and/or the outer wall of the large-diameter section form the first sealing surface, and the outer wall or the inner wall of the small-diameter section form the second sealing surface.

In one embodiment, the inner plug further comprises a limiting table, the limiting table is arranged on a step surface between the large-diameter section and the small-diameter section and extends towards a direction far away from the central axis of the inner plug, and the limiting table is used for limiting the depth of the inner plug inserted into the outer sleeve.

In one embodiment, the inner sleeve is provided with a first end and a second end which are arranged oppositely, the inner diameter of the first end is smaller than that of the second end, and the limiting table can be abutted against a step surface between the first end and the second end.

In one embodiment, a flange is disposed in the first end, and the large diameter section is disposed between the first end and the flange.

In one embodiment, the inner plug further comprises a conical section coaxially arranged on the small diameter section, and the outer diameter of the conical section is gradually reduced along the direction far away from the large diameter section.

In one embodiment, the outer cover is provided with a stop portion, and the outer sleeve is provided with a counterfeiting prevention portion protruding towards the outer cover, wherein the counterfeiting prevention portion is used for preventing the stop portion from rotating until the counterfeiting prevention portion is broken.

In one embodiment, the stop part is a groove-shaped structure opened on the outer cover, a groove wall of the stop part penetrates through the side wall of the outer cover close to the outer sleeve, and an opening of the stop part is distributed back to the inner cover;

before the bottle cap is opened, the anti-counterfeiting part is accommodated in the stopping part.

In one embodiment, the anti-counterfeiting part comprises a plurality of anti-counterfeiting teeth distributed at intervals along the circumferential direction of the outer sleeve, and the anti-counterfeiting teeth extend along the length direction of the outer sleeve.

A container bottle comprising a bottle body and a bottle cap as claimed in any one of the above;

the bottle cap is covered at the bottle mouth of the bottle body.

Above-mentioned bottle lid and container bottle, the clearance between stopper and the endotheca can be sealed to the first sealed face of stopper in the bottle lid and the clearance between stopper and the bottleneck can be sealed to the second sealed face, and the stopper closely laminates with endotheca, bottleneck respectively through first sealed face, second sealed face promptly, can carry out double seal to the bottleneck of container bottle for the sealing performance of bottle lid is more reliable and more stable, thereby can satisfy the industrial standard.

Drawings

Fig. 1 is an exploded schematic view of a bottle cap according to an embodiment of the present invention;

fig. 2 is a cross-sectional view of a bottle cap according to an embodiment of the present invention;

fig. 3 is a cross-sectional view of an inner plug according to an embodiment of the present invention;

fig. 4 is a cross-sectional view of an inner sleeve according to an embodiment of the present invention;

fig. 5 is a front view of the bottle cap according to an embodiment of the present invention before being opened.

Wherein the reference numerals in the drawings are described below;

100. an outer cover; 110. a stop part; 200. an inner cover; 300. an inner sleeve; 310. a first end; 320. a second end; 330. flanging; 400. a jacket; 410. an anti-counterfeiting portion; 411. anti-counterfeiting teeth; 500. an inner plug; 500a, a first sealing surface; 500b, a second sealing surface; 510. a large diameter section; 520. a small diameter section; 530. a limiting table; 540. a conical section; 550. and a reinforcing protrusion.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The invention may be embodied in many other forms different from those described herein and similar modifications may be made by those skilled in the art without departing from the spirit and scope of the invention and, therefore, the invention is not to be limited to the specific embodiments disclosed below.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Referring to fig. 1, fig. 1 is a schematic view illustrating a bottle cap according to an embodiment of the present invention, which includes an outer cap 100, an inner cap 200, an inner sleeve 300, an outer sleeve 400, and an inner plug 500. Further, as shown in fig. 2, the inner cap 200 is fitted between the outer cap 100 and the inner cap 300; the outer sleeve 400 is sleeved outside the inner sleeve 300; the inside plug 500 is sleeved in the inner sleeve 300 and has a first sealing surface 500a and a second sealing surface 500b, the first sealing surface 500a is used for sealing a gap between the inside plug 500 and the inner sleeve 300, and the second sealing surface 500b is used for sealing a gap between the inside plug 500 and the bottle mouth.

As an example, as shown in FIG. 1, the inner cap 200 may be fixed in the outer cap 100 using a rack and snap combination. Specifically, a rack is provided on the outer wall of the inner lid 200 along the circumferential direction thereof, and extends in the axial direction of the inner lid 200; the inner wall of the outer cap 100 is also provided along its circumference with a rack gear engaged with the rack gear of the inner cap 200, which extends in the axial direction of the outer cap 100. The outer wall of the inner cover 200 is also provided with a buckle, and the inner wall of the outer cover 100 is provided with a clamping groove matched with the buckle.

As an example, as shown in fig. 1, threads are provided on an outer wall of the inner cap 300, and threads adapted to the threads of the inner cap 300 are provided on an inner wall of the inner cap 200.

As an example, the outer cap 100, the inner cap 200, the inner cap 300, the outer cap 400, and the inner plug 500 of the bottle cap may be made of a plastic material, wherein the hardness of the inner plug 500 is relatively small. For example, the outer cap 100 and the outer cap 400 may be made of ABS (Acrylonitrile Butadiene Styrene) plastic, the inner cap 300 may be made of PC (Polycarbonate), and the inner cap 200 and the inner plug 500 may be made of LDPE (low Density Polyethylene).

The bottle cap of the embodiment can be applied to bottles needing containers such as wine bottles and cosmetic bottles, the first sealing surface 500a of the inner plug 500 can seal the gap between the inner plug 500 and the inner sleeve 300, and the second sealing surface 500b can seal the gap between the inner plug 500 and the bottle opening, namely, the inner plug 500 is tightly attached to the inner sleeve 300 and the bottle opening through the first sealing surface 500a and the second sealing surface 500b respectively, double sealing can be carried out on the bottle opening of the container bottle, the sealing performance of the bottle cap is more stable and reliable, and the industrial standard can be met.

As shown in fig. 1 to 3, in some embodiments of the present invention, the inner plug 500 includes a large diameter section 510 and a small diameter section 520, which are coaxially arranged, and an outer diameter of the large diameter section 510 is larger than that of the small diameter section 520; the large diameter section 510 is fixed in the inner sleeve 300 by interference fit, and the small diameter section 520 is fixed at the bottleneck by interference fit, wherein the inner wall and/or outer wall of the large diameter section 510 forms a first sealing surface 500a, and the outer wall or inner wall of the small diameter section 520 forms a second sealing surface 500 b. The sealing effect of the first sealing surface 500a and the second sealing surface 500b can be ensured by the installation mode of interference fit. As an example, the inner wall of the large diameter section 510 forms the first sealing surface 500a and the outer wall of the small diameter section 520 forms the second sealing surface 500 b. So set up, can guarantee that sealed face does not influence product appearance, have the popularization nature very.

Alternatively, the small-diameter section 520 may be connected to the large-diameter section 510 by integral molding (e.g., injection molding). Optionally, as shown in fig. 3, a reinforcing boss 550 is provided on an inner step surface between the large-diameter section 510 and the small-diameter section 520, and the reinforcing boss 550 may enhance the strength of the inner plug 500.

Further, as shown in fig. 1 to 3, in some embodiments of the present invention, the inner plug 500 further includes a limiting platform 530, the limiting platform 530 is disposed on a step surface between the large-diameter section 510 and the small-diameter section 520 and extends toward a direction away from the central axis of the inner plug 500, and the limiting platform 530 is used for limiting a depth of the inner plug 500 inserted into the outer sheath 400. The limiting table 530 can ensure that the inner plug 500 is installed in place in the outer sleeve 400, and can reduce the reject ratio of press mounting of various parts of the bottle cap.

Alternatively, the limiting table 530 may be integrally formed (e.g., injection molded) on the outer step surface between the large-diameter section 510 and the small-diameter section 520. In addition, about the shape of spacing platform 530, can be ring shape or tubaeform, the embodiment of the utility model provides a do not carry out specific restriction, as long as can effectively play limiting displacement can.

Optionally, as shown in fig. 2 and 4, the inner sleeve 300 has a first end 310 and a second end 320 that are oppositely disposed, an inner diameter of the first end 310 is smaller than an inner diameter of the second end 320, and the limit table 530 can abut against a step surface between the first end 310 and the second end 320. When the step surface between the first end 310 and the second end 320 of the inner sleeve 300 is abutted against the limit table 530, it can be determined that the inner sleeve 300 is installed in place. Alternatively, the first end 310 and the second end 320 of the inner sleeve 300 can be connected by integral molding (e.g., injection molding). Optionally, as shown in fig. 4, a flange 330 is disposed in the first end 310, and the large diameter section 510 is disposed between the first end 310 and the flange 330. The inner sleeve 300 of this structure facilitates the installation of the inner plug 500.

On the premise that the inner plug 500 includes the large diameter section 510 and the small diameter section 520, as shown in fig. 1 and 3, in some embodiments of the present invention, the inner plug 500 further includes a conical section 540 coaxially disposed on the small diameter section 520, and the outer diameter of the conical section 540 is gradually reduced along the direction away from the large diameter section 510. The conical section 540 facilitates the installation of the small-diameter section 520 of the inner plug 500 into the mouth of the container bottle. Alternatively, the conical section 540 may be connected to the small diameter section 520 by way of integral molding (e.g., injection molding).

As shown in fig. 1 and 5, in some embodiments of the present invention, the outer cover 100 is provided with a stop portion 110, the outer cover 400 is formed with a counterfeit-proof portion 410 protruding toward the outer cover 100, and the counterfeit-proof portion 410 is used to prevent the stop portion 110 from rotating until the counterfeit-proof portion 410 is broken. In the process of opening the bottle cap, the outer cap 100 drives the inner cap 200 to rotate together relative to the outer sleeve 400, when the anti-counterfeiting part 410 on the outer sleeve 400 touches the stop part 110 of the outer cap 100, the stop part 110 is prevented from continuing to rotate until the anti-counterfeiting part is broken and cannot be restored, and under the condition, the bottle cap can be clearly judged to be opened, so that an effective anti-counterfeiting effect is achieved.

In some embodiments of the present invention, as shown in fig. 1 and 5, the stopping portion 110 is a groove-shaped structure formed on the outer cover 100, a groove wall of the stopping portion 110 penetrates through a side wall of the outer cover 100 close to the outer cover 400, and an opening of the stopping portion 110 is distributed back to the inner cover 200; the tamper evident portion 410 is received in the stopper portion 110 (see fig. 5) before the closure is opened. Before the bottle cap is opened, the anti-counterfeiting part 410 is accommodated in the stopping part 110; when the outer cap 100 is screwed for a predetermined angle, one sidewall of the stop portion 110 will abut against the anti-counterfeiting portion 410, and the anti-counterfeiting portion 410 will prevent the stop portion 110 from continuing to rotate with the outer cap 100, so that the anti-counterfeiting portion 410 has a transverse shear relative to the stop portion 110, so that the anti-counterfeiting portion 410 is broken during the rotation of the outer cap 100.

In some embodiments of the present invention, as shown in fig. 5, the anti-counterfeiting portion 410 includes a plurality of anti-counterfeiting teeth 411 spaced along the circumference of the outer sheath 400, and the anti-counterfeiting teeth 411 extend along the length direction of the outer sheath 400. The forgery prevention portion 410 of this type of structure is easy to process. Regarding the number of anti-fake teeth 411, the utility model discloses do not specifically limit as long as can effectively play anti-fake effect can, for example set up 3 anti-fake teeth 411 on the overcoat 400 that fig. 5 shows.

In another embodiment of the present invention, there is provided a container bottle, which includes a bottle body and a bottle cap as described in any one of the above items; the bottle cap is arranged at the bottle mouth of the bottle body.

As an example, the container bottle of the present embodiment may be a bottle for wine, cosmetics, or the like.

As an example, the inner plug 500 of the bottle cap may be installed in the mouth of the bottle body in an interference fit manner, that is, the second sealing surface 500b of the inner plug 500 is used for sealing a gap between the outer wall of the inner plug 500 and the inner wall of the mouth.

In the container bottle of the embodiment, the first sealing surface 500a of the bottle cap inner plug 500 can seal the gap between the inner plug 500 and the inner sleeve 300, and the second sealing surface 500b can seal the gap between the inner plug 500 and the bottle mouth, i.e. the inner plug 500 is tightly attached to the inner sleeve 300 and the bottle mouth through the first sealing surface 500a and the second sealing surface 500b, so that the bottle mouth of the container bottle can be doubly sealed, the sealing performance of the bottle cap is more stable and reliable, and the industrial standard can be met.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent several embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations and modifications can be made, which all fall within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. A bottle cap, characterized in that it comprises: the outer cap (100), the inner cap (200), the inner sleeve (300), the outer sleeve (400) and the inner plug (500);

the inner cover (200) is sleeved between the outer cover (100) and the inner sleeve (300);

the outer sleeve (400) is sleeved outside the inner sleeve (300);

the inner plug (500) is sleeved in the inner sleeve (300) and is provided with a first sealing surface (500a) and a second sealing surface (500b), the first sealing surface (500a) is used for sealing a gap between the inner plug (500) and the inner sleeve (300), and the second sealing surface (500b) is used for sealing a gap between the inner plug (500) and a bottle opening.

2. The bottle cap according to claim 1, wherein the inner plug (500) comprises a large diameter section (510) and a small diameter section (520) which are coaxially arranged, and an outer diameter of the large diameter section (510) is larger than that of the small diameter section (520);

the large-diameter section (510) is fixed in the inner sleeve (300) in an interference fit mode, the small-diameter section (520) is fixed at the bottleneck in an interference fit mode, wherein the inner wall and/or the outer wall of the large-diameter section (510) form the first sealing surface (500a), and the outer wall or the inner wall of the small-diameter section (520) form the second sealing surface (500 b).

3. The bottle cap according to claim 2, wherein the inner plug (500) further comprises a stopper land (530), the stopper land (530) being provided on a stepped surface between the large diameter section (510) and the small diameter section (520) and extending in a direction away from a central axis of the inner plug (500), the stopper land (530) for limiting a depth of insertion of the inner plug (500) into the outer sleeve (400).

4. The bottle cap according to claim 3, wherein the inner sleeve (300) has a first end (310) and a second end (320) which are opposite to each other, the inner diameter of the first end (310) is smaller than that of the second end (320), and the limit table (530) can abut against a step surface between the first end (310) and the second end (320).

5. The bottle cap according to claim 4, wherein a bead (330) is provided in the first end (310), and the large diameter section (510) is provided between the first end (310) and the bead (330).

6. The bottle cap according to claim 2, wherein the inner plug (500) further comprises a conical section (540) coaxially disposed on the small diameter section (520), the conical section (540) having an outer diameter gradually decreasing in a direction away from the large diameter section (510).

7. The bottle cap according to any of claims 1 to 6, wherein a stopper (110) is provided on the outer cap (100), and a forgery prevention portion (410) protruding toward the outer cap (100) is formed on the outer sleeve (400), and the forgery prevention portion (410) is configured to prevent the stopper (110) from rotating until the forgery prevention portion (410) is broken.

8. The bottle cap according to claim 7, wherein the stopper (110) is a groove-like structure provided on the outer cap (100), a groove wall of the stopper (110) penetrates to a side wall of the outer cap (100) close to the outer sleeve (400), and an opening of the stopper (110) is distributed opposite to the inner cap (200);

before the bottle cap is opened, the anti-counterfeiting part (410) is accommodated in the stopping part (110).

9. The bottle cap according to claim 7, wherein the tamper evident portion (410) comprises a plurality of tamper evident teeth (411) spaced apart along the circumference of the outer sleeve (400), the tamper evident teeth (411) extending along the length of the outer sleeve (400).

10. A container bottle comprising a bottle body and the bottle cap according to any one of claims 1 to 9;

the bottle cap is covered on the bottle mouth of the bottle body.

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