CN220997531U

CN220997531U - Bottleneck external member and bottle lid

Info

Publication number: CN220997531U
Application number: CN202322530751.1U
Authority: CN
Inventors: 朱银章
Original assignee: Fengyi Scraping And Pulling Bottle Cap Sichuan Co ltd
Current assignee: Fengyi Scraping And Pulling Bottle Cap Sichuan Co ltd
Priority date: 2023-09-18
Filing date: 2023-09-18
Publication date: 2024-05-24
Anticipated expiration: 2033-09-18

Abstract

The utility model relates to the bottle cap field, which is used for solving the problem that the prior bottle cap cannot realize an anti-counterfeiting function under a high-temperature environment, and provides a bottle mouth kit and a bottle cap, wherein the bottle mouth kit comprises a connecting cylinder and a clamping cylinder, the connecting cylinder is used for being in threaded connection with an inner cover, the top wall of the clamping cylinder is connected with the bottom wall of the connecting cylinder, the side wall of the clamping cylinder is provided with an opening, the bottom wall of the opening is provided with a clamping piece, and the clamping piece is used for being clamped with the outer wall of a bottle lip and further comprises: the bottle neck is sleeved in the connecting cylinder, the outer side wall of the bottle neck completely covers the inner side wall of the connecting cylinder, the bottle neck and the connecting cylinder are integrally formed by injection molding, and the thermal deformation temperature of the clamping cylinder is higher than 100 ℃. According to the bottle mouth external member, the bottle mouth external member which is integrally made of PET is divided into two parts, the first part is made of a material with the thermal deformation temperature being higher than 100 ℃, and the bottle mouth is made of PET, so that the clamping piece cannot be softened in a boiled water environment, and the clamping stability with the bottle lip can be maintained.

Description

Bottleneck external member and bottle lid

Technical Field

The utility model relates to the field of bottle caps, in particular to a bottle opening kit and a bottle cap.

Background

Some bottled products often adopt a combined bottle cap with an anti-pull-out function, so that bad vendors can be prevented from pulling out the bottle cap, replacing liquid in the bottle, reloading the bottle cap and counterfeiting products of factories. The anti-pulling-out core functional component in the bottle cap is a bottle cap external member, the bottle cap is connected with the outer wall of the bottle lip in a clamping way through the plastic card on the bottle cap external member, when the bottle cap is pulled out, the plastic card is clamped and limited by the outer wall of the bottle lip, if the bottle cap is pulled out forcefully, the bottle cap can be pulled out only by damaging the plastic card, so that the bottle cap cannot be restored, and authenticity is distinguished through the bottle cap. However, for the combined bottle cap for wine bottles, due to the special property of wine, plastics such as polyethylene are commonly used, which are soluble in alcohol and influence the health of drinkers, so the bottle cap set is generally made of PET. The thermal deformation temperature of PET is 70 ℃, when the counterfeiter adopts high Wen Duiping to heat, for example, place the bottle lid in the boiled water, the plastics card in the bottleneck external member is softened for the bottleneck external member is difficult to with the stable joint of bottle lip outer wall, and the bottle lid is easily taken off, and after the counterfeiter changed the interior wine of bottle, the bottle lid again can be reduced to original appearance, can't realize anti-fake function. At present, a technical scheme that a metal tube sheet is matched with a bottle opening external member to solve the problems is adopted, but the assembly process flow of the bottle cap is increased.

Disclosure of utility model

The utility model aims to provide a bottle opening kit and a bottle cap on the premise of not using metal tube sheets, and solves the problem that the existing bottle cap cannot realize an anti-counterfeiting function in a high-temperature environment.

The embodiment of the utility model is realized by the following technical scheme:

The utility model provides a bottleneck external member, includes connecting cylinder and joint section of thick bamboo, the connecting cylinder is used for the inner cup spiro union with the bottle lid, the external screw thread is established to the connecting cylinder, the roof of joint section of thick bamboo with the diapire of connecting cylinder is connected, the lateral wall of joint section of thick bamboo is equipped with the trompil, the diapire of trompil is equipped with the joint piece, the joint piece is used for with bottle lip outer wall joint, and this bottleneck external member still includes: the bottle neck is sleeved in the connecting cylinder, the outer side wall of the bottle neck completely covers the inner side wall of the connecting cylinder, and the thermal deformation temperature of the material used by the clamping cylinder is higher than 100 ℃.

Preferably, the clamping cylinder is made of PC material, and the bottle mouth is made of PET material.

Preferably, the mouthpiece comprises: the cylinder body is sleeved in the connecting cylinder; a boss; the inner wall of the cylinder body is connected with the boss through the connecting rib.

Preferably, the inner diameter of the connecting cylinder is smaller than that of the clamping cylinder.

A bottle cap comprising: the bottle opening suite; the inner cover is provided with internal threads and is in threaded connection with the connecting cylinder, the outer side wall of the inner cover is provided with a convex ring, and the convex ring is used for being clamped with the outer cover.

Preferably, the method further comprises: the inner plug is made of elastic materials, is sleeved in the bottle opening sleeve member and is in interference fit with the bottle opening sleeve member, and is provided with a through hole for passing through liquid in the bottle.

Preferably, a limiting ring is arranged on the outer wall of the inner plug, and the inner plug is divided into an upper plug part and a lower plug part through the limiting ring; the upper plug part is sleeved in the bottle opening sleeve, and the lower plug part is sleeved with the bottle opening.

Preferably, at least a part of the upper plug part is sleeved with the inner wall of the bottle mouth.

The utility model has at least the following beneficial effects:

According to the bottle mouth external member, the bottle mouth external member which is integrally made of PET is divided into two parts, wherein the first part is a connecting cylinder and a clamping cylinder, the second part is a bottle mouth, the first part is made of a material with the thermal deformation temperature being higher than 100 ℃, and the bottle mouth is made of PET, so that the clamping piece cannot be softened in a boiled water environment, the clamping stability with the outer wall of the bottle lip can be maintained, the bottle mouth part which is directly contacted with wine is made of PET harmless to a human body, and the strength of the first part and the second part after the structure is integrally formed through double-color injection molding can be ensured.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is an exploded view of a finish kit provided by the present utility model;

FIG. 2 is an exploded view b of the finish set provided by the present utility model;

FIG. 3 is a schematic view of the finish assembly;

FIG. 4 is a cross-sectional view of FIG. 3;

FIG. 5 is an exploded view of the bottle cap;

FIG. 6 is a cross-sectional view of the inner cap of FIG. 5;

FIG. 7 is a cross-sectional view of the inner plug of FIG. 5;

FIG. 8 is a schematic view of a prior art finish set;

Icon: 1-connecting cylinder, 2-clamping cylinder, 21-opening, 22-clamping piece, 3-inner cover, 31-convex ring, 4-bottle neck, 41-cylinder, 42-boss, 43-connecting rib, 5-inner plug, 51-limiting ring, 52-upper plug part and 53-lower plug part.

Detailed Description

For the purposes of making the objects, method aspects and advantages of the embodiments of the present utility model clear, a method aspect of the embodiments of the present utility model will be clearly and completely described, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

As shown in fig. 8, in the conventional bottle cap set, the connecting cylinder 1 is partially connected to the boss 42 directly through the connecting ribs 43, thereby forming the mouth 4, and wine flows out from the gaps between the connecting ribs 43. The connecting cylinder 1, the connecting ribs 43 and the bosses 42 are directly contacted with wine, so that the connecting cylinder 1, the connecting ribs 43 and the bosses 42 are made of PET, the clamping cylinder 2 and the connecting cylinder 1 are integrally formed by injection molding, and the connecting cylinder is made of PET. PET is a common plastic for wine containers, and has the characteristics of environmental protection and insolubility in wine compared with other plastic materials. However, when PET is used for the pull-out preventing combined bottle cap, due to the fact that the thermal deformation temperature is 70 ℃, a counterfeiter thinks of using boiled water to soften the bottle mouth set, so that the bottle cap can be pulled out without damage, on the basis of which, the applicant contemplates a new bottle mouth set structure suitable for industrial production and a production process, and the embodiment is described below.

Example 1:

As shown in fig. 1-4, a bottleneck external member, including connecting cylinder 1 and joint section of thick bamboo 2, connecting cylinder 1 is used for the inner cup 3 spiro union with the bottle lid, the external screw thread is established to connecting cylinder 1, the roof of joint section of thick bamboo 2 with the diapire of connecting cylinder 1 is connected, the lateral wall of joint section of thick bamboo 2 is equipped with trompil 21, the diapire of trompil 21 is equipped with joint piece 22, joint piece 22 is used for with bottle lip outer wall joint, this bottleneck external member still includes: the bottle neck 4 is sleeved in the connecting cylinder 1, the outer side wall of the bottle neck 4 completely covers the inner side wall of the connecting cylinder 1, and the thermal deformation temperature of the material used by the clamping cylinder 2 is higher than 100 ℃. The threads on the connecting cylinder 1 are not fully shown in the figures.

In the concrete implementation process, the connecting cylinder 1 and the clamping cylinder 2 can be made of the same material, the thermal deformation temperature of the material is higher than 100 ℃, a counterfeiter is prevented from softening the bottle mouth suite by boiled water, the clamping piece 22 is clamped with the outer wall of the bottle lip to be loose, the bottle cap can be pulled out nondestructively, and the material can be PC, PPO, PPS and the like. The bottle mouth 4 can be made of PET material due to direct contact with wine, and finally, the bottle mouth suite is integrally formed by double-color injection molding, so that the integral strength is ensured.

The application is different from the prior art in that, besides adopting a dual-material structure, since the materials adopted by the connecting cylinder 1 and the clamping cylinder 2 can not be directly contacted with the wine, the structure of the bottle mouth kit of the application is not like the prior structure shown in fig. 8, the bottle mouth 4 is formed by the connecting cylinder 1, the connecting ribs 43 and the boss 42, if the structure is still adopted, the wine can be contacted with the inner wall of the connecting cylinder 1, and the connecting cylinder 1 is not made of PET any more, thus the health of drinkers can be endangered. As shown in fig. 1, after the connecting cylinder 1 is reserved, the bottle mouth 4 is separated, and it should be noted that the outer side wall of the bottle mouth 4 needs to completely cover the inner side wall of the connecting cylinder 1, so that the wine is not contacted with the inner wall of the connecting cylinder 1. The clamping cylinder 2 is sleeved outside the bottle mouth 4 and is clamped with the outer wall of the bottle lip through the clamping piece 22, so that wine cannot contact with the clamping cylinder 2, the clamping cylinder 2 does not need to be improved, and the structure is achieved by adopting the prior art.

In this embodiment, the clamping cylinder 2 is made of PC material, and the bottle neck 4 is made of PET material, from the viewpoints of required material characteristics, economic cost, environmental protection, and the like.

The PC has a heat distortion temperature of 135-143 ℃ and can prevent counterfeiters from counterfeiting products by using heat distortion. The PC also has higher impact strength and transparency, and has the advantages of extremely strong flexibility and elasticity, and difficult fracture, and in the process of sleeving the bottleneck set on the bottleneck, the clamping piece 22 and the outer wall of the bottleneck are mutually abutted and extruded, so that the material is required to have stronger flexibility and elasticity.

In order to facilitate the bi-injection moulding and to ensure that the wine does not come into direct contact with the connecting cartridge 1, as shown in figures 1-4, in this embodiment the mouthpiece 4 comprises: a cylinder 41, wherein the cylinder 41 is sleeved in the connecting cylinder 1; a boss 42; and the inner wall of the cylinder 41 is connected with the boss 42 through the connecting rib 43.

In the specific implementation process, as shown in fig. 4, the outer wall of the cylinder 41 completely covers the inner wall of the connecting cylinder 1, wine directly enters the inner cavity of the bottle neck 4 after flowing out from the bottle mouth, and then flows out of the bottle neck 4 from the gap between the connecting ribs 43, and 6-8 connecting ribs 43 can be arranged. The boss 42 can act as a guide to prevent the wine from splashing when it is flowing out. The whole contact area of the cylinder 41 and the connecting cylinder 1 is large enough, and the connection tightness of the two materials is higher during double-shot molding.

In order to facilitate the limitation of the bottleneck set when sleeving the bottleneck, as shown in fig. 1-4, in this embodiment, the inner diameter of the connecting cylinder 1 is smaller than the inner diameter of the clamping cylinder 2.

In the concrete implementation process, the outer wall of the bottle opening is larger than the inner diameter of the connecting cylinder 1, so that the bottle opening can be prevented from entering the connecting cylinder 1 when the bottle opening suite is sleeved with the bottle opening. The bottle mouth is abutted with the upper top wall of the clamping cylinder 2 during the sleeving process, so that the positions of the clamping pieces 22 are unified after each sleeving process.

As shown in fig. 5-6, a bottle cap, comprising: the bottle opening suite; the inner cover 3, the inner cover 3 establish the internal thread and with connecting cylinder 1 threaded connection, the lateral wall of inner cover 3 is equipped with bulge loop 31, bulge loop 31 is used for with the enclosing cover joint.

In the concrete assembly process, the inner cover 3 is in threaded connection with the connecting cylinder 1 on the bottle opening suite, and the tightness of the bottle is ensured through the inner cover 3. As shown in fig. 5, the outer side wall of the inner cap 3 may be provided with anti-slip patterns and two convex rings 31, and the outer cap may be provided with a hook, and when the outer cap is clamped with the inner cap 3, the hook is located in a gap between the two convex rings 31. The anti-skid lines are convenient for being stressed when the bottle cap is screwed. The outer cap protects the inner cap 3 and further ensures the sealability of the bottle.

As shown in fig. 6 to 7, in this embodiment, further includes: the inner plug 5 is made of elastic materials, the inner plug 5 is sleeved in the bottle opening sleeve member and in interference fit with the bottle opening sleeve member, and the inner plug 5 is provided with a through hole for passing liquid in the bottle.

In the specific implementation process, the inner plug 5 can be made of LDPE.

In order to ensure that the depth of the inner plug 5 inserted into the bottle neck is uniform when the inner plug 5 is assembled, as shown in fig. 6 to 7, in this embodiment, a limiting ring 51 is arranged on the outer wall of the inner plug 5, and the inner plug 5 is divided into an upper plug portion 52 and a lower plug portion 53 by the limiting ring 51; the upper plug part 52 is sleeved in the bottle opening sleeve, and the lower plug part 53 is sleeved with the bottle opening.

In a specific implementation process, as shown in fig. 6 or 5, the lower plug portion 53 of the inner plug 5 may gradually decrease from top to bottom, the smallest outer diameter portion easily enters the bottle mouth, and the largest outer diameter portion can meet the interference fit with the bottle mouth. When the inner plug 5 is plugged into the bottle neck, the limiting ring 51 can be abutted against the top wall of the bottle neck, so that the depth of the inner plug 5 plugged into the bottle neck is limited and unified.

In order to ensure that wine directly enters the bottle mouth 4 without flowing through the clamping cylinder 2 after flowing out of the upper plug part 52, in this embodiment, at least a part of the upper plug part 52 is sleeved with the inner wall of the bottle mouth 4.

The above is only a preferred embodiment of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a bottleneck external member, includes connecting cylinder (1) and joint section of thick bamboo (2), connecting cylinder (1) are used for with inner cup (3) spiro union of bottle lid, the external screw thread is established to connecting cylinder (1), the roof of joint section of thick bamboo (2) with the diapire of connecting cylinder (1) is connected, the lateral wall of joint section of thick bamboo (2) is equipped with trompil (21), the diapire of trompil (21) is equipped with joint piece (22), joint piece (22) are used for with bottle lip outer wall joint, its characterized in that, this bottleneck external member still includes:

The bottle neck (4), bottle neck (4) endotheca in connecting tube (1), the lateral wall of bottle neck (4) covers completely connecting tube (1) inside wall, the heat distortion temperature of the material that joint section of thick bamboo (2) used is greater than 100 ℃.

2. The bottle opening kit according to claim 1, wherein the clamping cylinder (2) is made of a PC material, and the bottle neck (4) is made of a PET material.

3. The mouthpiece set of claim 1 or 2, wherein the mouthpiece (4) comprises:

a cylinder body (41), wherein the cylinder body (41) is sleeved in the connecting cylinder (1);

A boss (42);

And the inner wall of the cylinder body (41) is connected with the boss (42) through the connecting rib (43).

4. A finish set according to claim 3, wherein the connecting barrel (1) has an inner diameter smaller than the inner diameter of the snap barrel (2).

5. A bottle cap, comprising:

the finish kit of any one of claims 1-4;

The inner cover (3), the inner cover (3) establish the internal thread and with connecting tube (1) threaded connection, the lateral wall of inner cover (3) is equipped with bulge loop (31), bulge loop (31) are used for with the enclosing cover joint.

6. The bottle cap of claim 5, further comprising:

The bottle comprises an inner plug (5), wherein the inner plug (5) is made of elastic materials, the inner plug (5) is sleeved in the bottle opening external member and is in interference fit with the bottle opening external member, and the inner plug (5) is provided with a through hole for passing liquid in the bottle.

7. The bottle cap according to claim 6, wherein the outer wall of the inner plug (5) is provided with a limit ring (51), and the inner plug (5) is divided into an upper plug part (52) and a lower plug part (53) by the limit ring (51); the upper plug part (52) is sleeved in the bottle opening sleeve, and the lower plug part (53) is sleeved with the bottle opening.

8. The bottle cap according to claim 7, wherein at least a portion of the upper plug portion (52) is sleeved with the inner wall of the mouth (4).