CN211168099U - Novel bottle cap assembly - Google Patents

Abstract

The utility model discloses a novel bottle lid subassembly, include: the bottle cap is internally provided with a containing cavity for containing seasoning materials; the baffle assembly comprises a connecting part and a baffle cover connected with the connecting part, the connecting part is sleeved at the bottom of the accommodating cavity, and the baffle cover is arranged on the accommodating cavity in a normal state so as to seal the accommodating cavity; the top wall is positioned at the top of the bottle cap, and the inner wall of the top wall is connected with an ejection part positioned in the accommodating cavity; under normal state, the top wall faces upwards to form an arc-shaped structure, and the seasoning material and the ejection part are sealed in the containing cavity; when the top wall is pressed, the top wall is sunken towards the inside, and the ejection part moves towards the blocking cover and pushes the blocking cover. The utility model discloses in, pour the beverage of flavouring through the mode that adopts ejecting fender lid, avoided puncture body materials such as aluminium foil paper to pollute the problem of drink from the root, realized healthy and sanitary drink effect.

Description

Novel bottle cap assembly

Technical Field

The utility model belongs to the technical field of the bottle that uses in the drink is prepared, concretely relates to novel bottle lid subassembly.

Background

The beverage is liquid food which is produced by using water as a basic raw material and by different formulas and manufacturing processes and is directly drunk by people or livestock. In addition to supplying moisture, the beverages contain various nutrients such as sugar, acid, milk, sodium, fat, energy, various amino acids, vitamins, inorganic salts, etc. in different varieties, and thus have certain nutrition.

In the prior art, beverages are generally prepared in two ways, the first one is prepared in advance and then bottled, such as common black tea, green tea, honey water or coffee; and secondly, the seasoning material is placed in the bottle cap in advance, then the bottom of the bottle cap is sealed by the aluminum foil paper, and when the bottle cap is used, the puncture part punctures the aluminum foil paper to flow the seasoning material into the bottle body, so that the instant dispensing is realized.

However, in practical use, the above methods have problems, the first one is prepared in advance, the beverage has poor taste, and taste buds which are selected by part of modern people are difficult to meet; secondly, the aluminum foil paper is easy to partially fall off after being punctured, so that the taste and the sanitation of the drink are affected, and when the aluminum foil paper falls into the drink, the sanitary environment of the drink is easily changed, even the appetite is affected and the like; meanwhile, in the second scheme, the thickness of the aluminum foil paper is not easy to control, and the aluminum foil paper is too thin and easy to puncture, so that too much aluminum foil paper is punctured to pollute the beverage; too thick, the puncture is difficult, and the puncture needs to be done with force, and is suitable for children. The old and the women have small strength and are difficult to puncture.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to provide a safe, sanitary novel bottle lid subassembly, it will keep off the lid ejecting through pressing the back, makes it connect on holding the chamber, compares with the puncture, can not produce the problem that the aluminium foil paper dropped.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

a novel bottle cap assembly comprising:

the bottle cap is internally provided with a containing cavity for containing seasoning materials;

the baffle assembly comprises a connecting part and a baffle cover connected with the connecting part, the connecting part is sleeved at the bottom of the accommodating cavity, and the baffle cover is arranged on the accommodating cavity in a normal state so as to seal the accommodating cavity;

the top wall is positioned at the top of the bottle cap, and the inner wall of the top wall is connected with an ejection part positioned in the accommodating cavity;

under normal state, the top wall faces upwards to form an arc-shaped structure, and the seasoning material and the ejection part are sealed in the containing cavity; when the top wall is pressed, the top wall is sunken towards the inside, and the ejection part moves towards the blocking cover and pushes the blocking cover.

In the technical scheme, by adopting the ejection technical scheme, compared with the prior puncturing, the ejection scheme directly ejects the whole separating and blocking cover integrally, so that the problem of partial puncturing is avoided, the problem that the beverage is polluted by puncturing body materials such as aluminum foil paper and the like is fundamentally avoided, and the healthy and sanitary beverage effect is realized.

In the technical scheme, the blocking cover is connected to the bottle cap body through the connecting part sleeved at the bottom of the accommodating cavity, so that the bottle cap and the blocking cover are not easy to lose and are convenient to reuse in the later period; for example, a recyclable plastic barrier component is adopted, and after the recyclable plastic barrier component is reused, the bottle cap component can be recycled for repeated use; compared with the prior aluminum foil paper, the aluminum foil paper is not easy to recycle again, which causes resource waste.

In this technical scheme, owing to adopt separate the fender lid, and then can not have the size to the dynamics in the use, also can not have the problem of thin and thick, separate the material that keeps off the lid and can choose plastics to separate the fender lid, especially PE, compare in other materials, it can not pollute the drink, and is pushed out easily.

As a further improvement, the connecting portion are the inner ring of the ring body, the inner ring inner wall is equipped with the arch, it is equipped with the arch corresponding position and holds to hold the chamber bellied recess.

Among this technical scheme, through arch and recess for connecting portion can dismantle to set up on holding the chamber, and then in the use, if the beverage of flavouring does not thoroughly pour, then can realize thoroughly pouring, make full use of's effect through taking apart connecting portion and holding the chamber. Simultaneously, to mill's processing, detachable structure for it realizes through two sets of moulds, convenient production. If a mould is adopted, the mould structure is complex and is inconvenient to produce.

As a further improvement of the utility model, the circle that the arch set up for following inner ring inner wall round is protruding.

Adopt the arch of round, not only realized the assembly, strengthened the inner wall intensity of connecting portion moreover, after repetitious usage, can guarantee connecting portion intensity.

As a further improvement, the outer body of inner ring is provided with the outer loop, be equipped with the groove of stepping down on the outer loop, the groove bottom of stepping down is connected with through the connecting band separate the fender lid, work as separate the fender lid and locate hold the chamber on the time, the connecting band pastes and locates step down the inslot.

Among this technical scheme, increased the groove structure of stepping down, and then when using, the connecting band can have certain active area, the connection of the connecting band of being convenient for, simultaneously, installation assembly back, the connecting band pastes and locates the inslot of stepping down, and whole surface is roughly level and smooth, and the outward appearance is pleasing to the eye.

As a further improvement of the utility model, the width of the abdicating groove is 15-20mm, and the width of the connecting band is 2-4mm smaller than that of the abdicating groove.

In the technical scheme, the width of the connecting belt is 2-4mm smaller than that of the abdicating groove, so that the connecting belt is convenient to connect with a certain moving area, cannot be clamped in the abdicating groove and is not beneficial to the disassembly of the connecting part; meanwhile, the width of the abdicating groove is limited to 15-20mm and is less than 15mm, so that the abdicating groove is inconvenient to produce, is larger than 20mm, is too wide, has smaller bending force, and is small in connection rotation range of the blocking cover and the connecting part, so that the use is limited.

As a further improvement of the utility model, be equipped with the inner circle in separating the fender lid, the inner circle with the periphery that separates the fender lid forms annular groove, annular groove's width with the wall thickness that holds the chamber matches.

In the technical scheme, the inner ring is arranged in the blocking cover, so that the strength of the blocking cover is ensured, and meanwhile, the annular groove is combined, so that the accommodating cavity is accommodated, the strength of the accommodating cavity and the blocking cover during installation is improved, and a certain positioning effect is realized.

As a further improvement of the present invention, the height of the inner ring is smaller than the height of the blocking cover.

In the technical scheme, the inner ring is short, so that an annular groove is formed, the inner side is short, the outer side is high, the outer side has a main protection effect, the accommodating cavity cannot move out of the blocking cover, the inner ring is only used for forming the annular groove, and the height is low, so that materials can be saved; meanwhile, if the inner ring is too high, when the blocking cover is ejected, the inner ring of the blocking cover may contact with the ejector rod, and certain obstruction is caused.

As a further improvement, the baffle cover inner wall is still equipped with the strengthening rib, the strengthening rib forms closed area, ejection portion to when baffle cover motion, ejection portion's tip with continue to move with the top after closed area contacts keep off the cover.

In the technical scheme, the blocking cover is ejected, so certain force is provided, certain strength is required, and the closed area formed by the reinforcing ribs is matched with the movement range of the ejection part, so that the strength of the whole blocking cover in the ejection process is ensured.

As a further improvement of the utility model, the outer extension of the roof periphery of bottle lid forms the safety cover, is used for the protection the arc structure of roof, the height of safety cover is higher than arc structure height 0.5-1.5mm under the roof normality.

Among this technical scheme, increase the safety cover, avoid outside maloperation, press the roof, and then make the maloperation that holds the chamber and be pierced in the bottle lid, the safety cover height is higher than the roof, and then in case there is the pressing force, then it contacts higher safety cover earlier, and can not press the roof, so avoided the maloperation.

As a further improvement, the outer wall of the protective cover is provided with a line structure.

Among this technical scheme, in order to make things convenient for twist the bottle lid, increase line structure on the safety cover, for example screw thread, stripe etc. line structure can set up in safety cover part surface, also can set up to the round, and it can increase the friction, under the circumstances such as hand sweat, conveniently opens the bottle lid.

Further, along the height direction of bottle lid, the safety cover is the shrink type structure that the width diminishes.

Among this technical scheme, specifically, the safety cover includes two parts, and partly cover is established in roof bottom periphery, and partly forms eight style of calligraphy structures, and partial protection roof is material saving.

As a further improvement of the utility model, the arc-shaped structure part is enclosed by the protective cover.

Among this technical scheme, enclose the fender through the part, and then have the part to expose, whether the user of being convenient for observes the roof and is pressed.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a perspective view of a novel bottle cap assembly provided by the present invention;

fig. 2 is a perspective view of the baffle assembly provided by the present invention;

fig. 3 is a second perspective view of the baffle assembly provided by the present invention;

fig. 4 is a bottom view of the baffle assembly provided by the present invention;

fig. 5 is a top view of the baffle assembly provided by the present invention;

fig. 6 is a left side view of the baffle assembly provided by the present invention;

fig. 7 is a perspective view of the bottle cap provided by the present invention;

fig. 8 is a bottom view of the bottle cap according to the present invention;

fig. 9 is a top view of the bottle cap according to the present invention;

fig. 10 is a cross-sectional view of a protective cover provided by the present invention;

fig. 11 is a schematic structural view of the assembled bottle cap assembly and bottle of the present invention according to example 4;

fig. 12 is a cross-sectional view of another novel bottle cap assembly of example 4 of the present invention assembled with a bottle;

1. a bottle cap; 2. an accommodating chamber; 201. a groove; 3. a connecting portion; 301. an inner ring; 302. a protrusion; 303. an outer ring; 304. a yielding groove; 4. a barrier cover; 5. a top wall; 6. a push-out part; 7. a connecting belt; 8. an inner ring; 9. reinforcing ribs; 10. a protective cover; 11. a bottle body.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further explained by combining with the specific drawings.

Example 1

In this embodiment, the main components of the bottle cap assembly are mainly described.

Referring to fig. 1 to 2, a bottle cap assembly according to the present embodiment includes:

the bottle cap comprises a bottle cap 1, wherein a containing cavity 2 for containing seasoning materials is formed in the bottle cap 1;

the baffle assembly comprises a connecting part 3 and a baffle cover 4 connected with the connecting part 3, the connecting part 3 is sleeved at the bottom of the accommodating cavity 2, and the baffle cover 4 is covered on the accommodating cavity 3 in a normal state so as to seal the accommodating cavity 3;

the top wall 5 is positioned at the top of the bottle cap 1, and an ejecting part 6 positioned in the accommodating cavity 2 is connected to the inner wall of the top wall 5;

normally, the top wall 5 is upward to form an arc-shaped structure, and the flavoring material and the ejecting part 6 are sealed in the containing cavity 2; when the top wall 5 is pressed, the top wall 5 is depressed inward, and the ejector 6 moves toward the barrier cover 4 and pushes the barrier cover 4 open.

In the embodiment, by adopting the ejection technical scheme, compared with the prior puncturing, the ejection scheme directly ejects the whole blocking cover 4 integrally, so that the problem of partial puncturing is avoided, the problem that the beverage is polluted by puncturing body materials such as aluminum foil paper and the like is fundamentally avoided, and the healthy and sanitary beverage effect is realized.

In the embodiment, the blocking cover is connected to the bottle cap body through the connecting part sleeved at the bottom of the accommodating cavity, so that the bottle cap and the blocking cover are not easy to lose, and the bottle cap and the blocking cover are convenient to reuse in the later period; for example, a recyclable plastic barrier component is adopted, and after the recyclable plastic barrier component is reused, the bottle cap component can be recycled for repeated use; compared with the prior aluminum foil paper, the aluminum foil paper is not easy to recycle again, which causes resource waste.

In this embodiment, owing to adopt separate the fender lid, and then can not have the size to the dynamics in the use, also can not have the problem of thin and thick, separate the material that keeps off the lid and can choose plastics to separate the fender lid, especially PE, compare in other materials, it can not pollute the drink, and is pushed out easily.

Example 2

Referring to fig. 2 to 6, in the present embodiment, the constitution of the barrier assembly will be mainly described.

Specifically, the connecting portion 3 in the blocking assembly is an inner ring 301 of the ring body, a protrusion 302 is arranged on the inner wall of the inner ring 301, and a groove 201 for accommodating the protrusion 302 is arranged at a position of the accommodating cavity 2 corresponding to the protrusion 302.

In this embodiment, through arch 302 and recess 201 for connecting portion 3 can be dismantled and set up on holding chamber 2, and then in using, if the beverage of flavouring does not thoroughly pour out, then can realize thoroughly pouring, make full use of's effect through taking connecting portion 3 apart and holding chamber 2. Simultaneously, to mill's processing, detachable structure for it realizes through two sets of moulds, convenient production. If a mould is adopted, the mould structure is complex and is inconvenient to produce.

Further, the protrusions 302 are circular protrusions arranged along the inner wall of the inner ring 301 in a circle.

Adopt the arch of round, not only realized the assembly, strengthened the inner wall intensity of connecting portion moreover, after repetitious usage, can guarantee connecting portion intensity.

In order to increase the strength, the outer body of inner ring 301 is provided with outer ring 303, be equipped with the groove of stepping down 304 on the outer ring 303, the groove of stepping down 304 bottom is connected with through connecting band 7 separate and keep off lid 4, work as separate and keep off lid 4 lid and locate when holding on the chamber 2, connecting band 3 pastes and locates in the groove of stepping down 304.

In this embodiment, increased the groove structure of stepping down, and then during the use, the connecting band can have certain active area, the connection of the connecting band of being convenient for, simultaneously, after the installation assembly, the connecting band pastes and locates the inslot of stepping down, and whole surface is roughly level and smooth, and the outward appearance is pleasing to the eye.

Further, the width of the abdicating groove 304 is 15-20mm, and the width of the connecting band 7 is 2-4mm smaller than that of the abdicating groove 304.

In the embodiment, the width of the connecting belt is 2-4mm smaller than that of the abdicating groove, so that the connecting belt is convenient to connect with a certain moving area, cannot be clamped in the abdicating groove and is not beneficial to the disassembly of the connecting part; meanwhile, the width of the abdicating groove is limited to 15-20mm and is less than 15mm, so that the abdicating groove is inconvenient to produce, is larger than 20mm, is too wide, has smaller bending force, and is small in connection rotation range of the blocking cover and the connecting part, so that the use is limited.

Further, an inner ring 8 is arranged in the blocking cover 4, an annular groove is formed on the outer periphery of the inner ring 8 and the blocking cover 4, and the width of the annular groove is matched with the wall thickness of the accommodating cavity 2.

In this technical scheme, separating and keeping off and setting up inner circle 8 in covering 4, ensure to separate the intensity that keeps off covering 4, simultaneously, combine annular groove for hold the chamber and hold, improved the intensity that holds the chamber and separate when covering the installation, and have certain positioning action.

Further, the height of the inner ring is smaller than that of the blocking cover. In the technical scheme, the inner ring is short, so that an annular groove is formed, the inner side is short, the outer side is high, the outer side has a main protection effect, the accommodating cavity cannot move out of the blocking cover, the inner ring is only used for forming the annular groove, and the height is low, so that materials can be saved; meanwhile, if the inner ring is too high, when the blocking cover is ejected, the inner ring of the blocking cover may contact with the ejector rod, and certain obstruction is caused.

Furthermore, the inner wall of the blocking cover 4 is also provided with a reinforcing rib 9, the reinforcing rib 9 forms a closed area, and when the ejection part 6 moves towards the blocking cover 4, the end part of the ejection part 6 continues to move after contacting with the closed area so as to eject the blocking cover 4.

In the embodiment, because the baffle cover is ejected, certain force is provided, certain strength is required, and the closed area formed by the reinforcing ribs is matched with the movement range of the ejection part, so that the strength of the whole baffle cover in the ejection process is ensured.

In this embodiment, whole fender subassembly can pass through the mould, adopts plastics integrative preparation to form, and whole technology and mould structure are all fairly simple, convenient batch production. Simultaneously, can also adopt recoverable material preparation to separate and keep off the subassembly, and then separate and keep off the subassembly and can further retrieve after using. Certainly, in order to improve the resource utilization rate, the bottle cap and the baffle component are made of the same material and can be recycled; if the aluminum foil paper is adopted, the bottle cap can be recycled, the aluminum foil paper cannot be used any more due to puncture, the utilization rate is low, and when the aluminum foil paper is used again, the aluminum foil paper needs to be thoroughly removed, so that certain trouble is caused for recycling once more. In this embodiment, the connection can be directly dismantled, and recycle is convenient, and the structure can not have a large amount of damages because of repetitious usage, and the high-usage.

Example 3

Referring to fig. 7 to 9, in the present embodiment, the structure of the bottle cap will be described with emphasis.

Specifically, a protective cover 10 is formed outside the periphery of the top wall of the bottle cap and used for protecting the arc-shaped structure of the top wall 5, and the height of the protective cover 10 is 0.5-1.5mm higher than the height of the arc-shaped structure of the top wall 5 in a normal state.

In this embodiment, increase the safety cover, avoid outside maloperation, press the roof, and then make and hold the maloperation that the chamber was punctured in the bottle lid, the safety cover height is higher than the roof, and then in case there is the pressing force, then it contacts higher safety cover earlier, and can not press the roof, so avoided the maloperation.

Further, the outer wall of the protection cover 10 is provided with a grain structure.

In this embodiment, in order to make things convenient for the twist to move the bottle lid, increase line structure on the protective cover 10, for example screw thread, stripe etc. line structure can set up in the partial surface of protective cover, also can set up to the round, and it can increase the friction, under the circumstances such as hand sweat, conveniently opens the bottle lid.

In this embodiment, the protective cover 10 has three structures.

Referring to the attached drawing 1, the height of the protective cover 10 is higher than the top wall of the bottle cap, the top of the bottle cap is completely enclosed, but after the protective cover is higher than the top wall, the end part of the protective cover forms a wavy structure, so that the protective cover is more attractive in appearance and stronger in protection; during the transportation, between two bottle lids that are next, can match through wavy undulation, and then during the transportation, because the matching of wavy undulation between the adjacent bottle lid, save space, the freight volume is big.

Referring to fig. 7-9, the protective cap is provided in a cylindrical configuration that completely surrounds the upper portion of the closure. This kind of structure needs the top to directly press, has realized the multi-angle protection of periphery.

Compared with a cylindrical protective cover, the first wavy protective cover in the embodiment has the advantages that the user experience feeling is better and the pressing is more comfortable during pressing.

Referring to fig. 10, a protective cover is provided in an outer splayed configuration. Specifically, the protective cap 10 in this embodiment is a shrink type structure in which the width is reduced in the height direction of the bottle cap.

In this embodiment, specifically, the safety cover includes two parts, and a part cover is established in roof bottom periphery, and a part forms the splayed structure, and part protects the roof, material saving. When the protective cover 10 is viewed from the upper part toward the accommodating cavity 2, it is seen that the protective cover is in an outer splayed structure, so that the whole bottle cap can be well protected.

Further, the arc-shaped structure part is surrounded by the protective cover.

In this embodiment, enclose the fender through the part, and then have the part to expose, whether the user of being convenient for observes the roof and is pressed. Meanwhile, the part of the enclosure realizes the purpose of reducing materials and realizing the same effect to a certain extent.

Example 4

Referring to fig. 11, in this embodiment, the bottle cap assembly of the present invention is matched with the bottle body 11, specifically, the bottle body 11 in this embodiment is connected to the outer cap of the bottle cap assembly through a thread or a buckle.

In this embodiment, owing to adopted the lid subassembly that increases the safety cover, and then in the transportation, even there is external force extrusion, it also can extrude safety cover 10 earlier, and can not touch roof 5, has avoided ejecting 4 problems that lead to the drink configuration of baffle lid of ejecting portion 6, has ensured the safety problem in the transportation to and the taste of drink in the transportation can not realize disposing in advance because of the maloperation.

Referring to fig. 12, it is a cross-sectional view of another structure of the protective cover 10 matching with the bottle body in this embodiment, and the protective cover 10 is in an outer-splayed structure and partially encloses the bottle body.

Certainly, the bottle lid subassembly in this embodiment can use alone, produce or sell, and during the use, it can to find the body 11 that matches with it, namely the utility model discloses a when the bottle lid subassembly used, it has the universality, and the body 11 in the drawing is only an embodiment, and the technical staff in the art can improve the body 11 on its basis, only needs body 11 to possess can coincide with bottle lid 1 and carry out screw thread or other connections methods known to the technical staff in the art etc. and can.

In this embodiment, the bottle cap 1 may also be implemented by various structures, for example, the bottle cap 1 includes an outer cap, a thread structure matching with the bottle body is provided on an inner wall of the outer cap, and an inner cap disposed in the outer cap 1 and parallel to the outer cap; forming a containing cavity 2 for containing flavoring materials in the inner cover, wherein the bottom of the containing cavity is sealed by a baffle cover 4; the outer cover and the inner cover are pushed together to form a top wall 5, the top wall 5 is further connected with an ejection part 6, and the ejection part 6 is arranged in the inner cover 2. The baffle component adopts the scheme.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (10)

1. A novel bottle cap assembly, comprising:

the bottle cap is internally provided with a containing cavity for containing seasoning materials;

the baffle assembly comprises a connecting part and a baffle cover connected with the connecting part, the connecting part is sleeved at the bottom of the accommodating cavity, and the baffle cover is arranged on the accommodating cavity in a normal state so as to seal the accommodating cavity;

the top wall is positioned at the top of the bottle cap, and the inner wall of the top wall is connected with an ejection part positioned in the accommodating cavity;

under normal state, the top wall faces upwards to form an arc-shaped structure, and the seasoning material and the ejection part are sealed in the containing cavity; when the top wall is pressed, the top wall is sunken towards the inside, and the ejection part moves towards the blocking cover and pushes the blocking cover.

2. The novel bottle cap assembly according to claim 1, wherein the connecting part is an inner ring of the ring body, the inner wall of the inner ring is provided with a protrusion, and the accommodating cavity is provided with a groove for accommodating the protrusion at a position corresponding to the protrusion.

3. The novel bottle cap assembly as claimed in claim 2, wherein the protrusion is a circular protrusion disposed along a circle of the inner wall of the inner ring.

4. The novel bottle cap assembly according to claim 3, wherein an outer ring is integrally arranged outside the inner ring, an abdicating groove is formed in the outer ring, the bottom of the abdicating groove is connected with the blocking cover through a connecting band, and when the blocking cover is arranged on the accommodating cavity, the connecting band is attached to the inside of the abdicating groove.

5. The novel bottle cap assembly according to claim 4, wherein the width of the receding groove is 15-20mm, and the width of the connecting band is 2-4mm smaller than the width of the receding groove.

6. The novel bottle cap assembly as claimed in claim 1, wherein an inner ring is provided in the blocking cap, an annular groove is formed between the inner ring and the outer periphery of the blocking cap, and the width of the annular groove matches with the wall thickness of the accommodating cavity.

7. The novel bottle cap assembly as claimed in claim 6, wherein the height of the inner ring is less than the height of the barrier cap.

8. The novel bottle cap assembly as claimed in claim 1, wherein the inner wall of the barrier cap is further provided with a rib, the rib forms a closed area, and when the ejecting part moves towards the barrier cap, the end of the ejecting part continues to move after contacting the closed area to eject the barrier cap.

9. The novel bottle cap assembly as claimed in claim 1, wherein a protective shield is formed to extend from the outer periphery of the top wall of the bottle cap to protect the arc structure of the top wall, and the height of the protective shield is 0.5-1.5mm higher than the normal height of the arc structure of the top wall.

10. The novel bottle cap assembly as claimed in claim 9, wherein the outer wall of the protective cap is provided with a texture.

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