CN209535873U - Seal bottle cap and Packaging Bottle - Google Patents

Abstract

The utility model discloses a kind of seal bottle cap, including body of the bottle lid and inner seal liner, inner seal liner convexedly stretches in the inside of body of the bottle lid, and it can be matched with the inner wall of bottleneck, the seal bottle cap further includes a flexible seals, which includes: sealing shroud, is sheathed on the outside of inner seal liner；The surrounding of the gasket of annular, self-sealing set protrudes outward, and fits in the inner wall surface of the body of the bottle lid.The invention also discloses a kind of Packaging Bottles, and including bottle body and above-mentioned seal bottle cap, which can seal cooperation between bottle body.The seal bottle cap of the present utility model application while facilitating user, can provide the effect of better seal.

Description

Seal bottle cap and Packaging Bottle

Technical field

The utility model relates to field of product packaging can be used for bottled more particularly to a kind of seal bottle cap and Packaging Bottle The sealing of the products such as drink or food, toothpaste.

Background technique

With the continuous development of society, in industries such as food, beverages, required Packaging Bottle alreadys exceed 500 every year in China Hundred million, each Packaging Bottle is required to bottle cap and is sealed processing to it.

In the prior art, sealing cover, which passes through, realizes sealing between internal screw thread and bottle body, but its sealing effect is not very Ideal, in order to improve its sealing effect, existing Packaging Bottle, such as mineral water bottle cap, bottle cap roof also passes through one protruded out Annular body is realized to be sealed between bottleneck inner wall, but since bottle cap integral hardness is higher, it is difficult to ensure that sealing contact surface, still Can so there are problems that liquid leakage, although further can solve the problem by setting sealing pad mode, gasket exists It is easy to fall off in use process.

In view of this, it is necessary to provide a kind of sealing effect better seal bottle cap and Packaging Bottles.

Utility model content

The purpose of this utility model is to provide a kind of seal bottle cap that sealing effect is better and Packaging Bottles.

To achieve the above object, the utility model provides the following technical solutions:

The embodiment of the present application discloses a kind of seal bottle cap, including body of the bottle lid and inner seal liner, inner seal liner convexedly stretch in bottle The inside of lid ontology, and can be matched with the inner wall of bottleneck, it is characterised in that: it further include a flexible seals, the flexible sealing Part includes:

Sealing shroud is sheathed on the outside of inner seal liner；

The surrounding of the gasket of annular, self-sealing set protrudes outward, and fits in the inner wall surface of the body of the bottle lid.

In the technical solution, bottle cap can be realized multi-sealed between bottle body, wherein screw thread is used between bottle cap and bottle body Certain sealing effect may be implemented in the mode of cooperation, may be implemented centainly by increasing with bottleneck contact surface by inner seal liner Sealing effect, in addition, this case is between bottleneck and the top surface of bottle cap also by squeezing setting gasket, while in bottleneck inner wall Setting sealing shroud is squeezed between inner seal liner, realizes further sealing effect.

Preferably, in above-mentioned seal bottle cap, the flexible seals material is plastics.

Preferably, in above-mentioned seal bottle cap, the inner seal liner lateral surface is equipped with groove, the medial surface of the sealing shroud Dismountable buckle-type connection is formed equipped with tongue, between sealing shroud and inner seal liner.

In another embodiment, the inner seal liner lateral surface can be equipped with tongue, and the medial surface of the sealing shroud can Dismountable buckle-type connection is similarly formed equipped with groove, between sealing shroud and inner seal liner.

Preferably, in above-mentioned seal bottle cap, the flexible seals further include a sealing film.

Preferably, in above-mentioned seal bottle cap, the sealing film and sealing shroud and the gasket of annular are integrally formed.

Preferably, in above-mentioned seal bottle cap, the sealing film forms arc, for mentioning to body of the bottle lid top depression For a deformation space.It can be supplied to the certain pulling force of sealing shroud when bottle cap is tightened, improve sealing effect.

Preferably, in above-mentioned seal bottle cap, annular seal groove is formed on the gasket of the annular.Annular seal groove It positioned at the gasket junction of sealing shroud and annular, is equally used for providing a deformation space, prevents sealing shroud in sealing film pulling force The lower gasket with annular of effect, which is broken, to be detached from.

Preferably, in above-mentioned seal bottle cap, annular groove is formed on the body of the bottle lid of the inner seal liner outer ring.Institute The effect of annular groove is stated, first is that providing a deformation space for itself inner seal liner, makes inner seal liner in the annular pressure of sealing shroud Body of the bottle lid of getting along well under power is broken；Second is that a deformation space is provided for flexible seals, it is soft during tightening bottle cap A certain amount of deformation can occur under the extruding of external force for property sealing element, while when flexible seals withhold inner seal liner, recessed Groove edge can be high by the gasket support of annular, is allowed to be more easily accessible to bottleneck when tightening bottle cap, completes sealing.

Preferably, it in above-mentioned seal bottle cap, is recessed inwardly at the top of the body of the bottle lid.

In addition, the embodiment of the present application also discloses a kind of Packaging Bottle, including bottle body and any of the above-described air-tight bottle Lid, the seal bottle cap can seal cooperation between bottle body.

Compared with the prior art, the advantages of the utility model are: flexible seals and bottle cap sheet in the bottle cap of the application Body be at the beginning it is separable, it is inboard that flexible seals can be placed in bottle bottleneck, body of the bottle lid can screw-casing be photographed on outside bottleneck Side, after body of the bottle lid is tightened, flexible seals are snapped connection with body of the bottle lid naturally, when being again turned on bottle cap, flexible sealing Part is detached from bottleneck together with bottle cap.Do not need to take down flexible seals again after screwing the cap off a bottle, using more convenient, while bottle cap and Certain sealing effect may be implemented between bottle body by the way of being threadedly engaged, connect by increasing with bottleneck by inner seal liner Certain sealing effect may be implemented in contacting surface, in addition, this case between bottleneck and the top surface of bottle cap also by squeezing setting sealing Pad, while setting sealing shroud is squeezed between bottleneck inner wall and inner seal liner, realize further sealing effect.

Detailed description of the invention

In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this The some embodiments recorded in application, for those of ordinary skill in the art, without creative efforts, It is also possible to obtain other drawings based on these drawings.

Fig. 1 show seal bottle cap diagrammatic cross-section in one specific embodiment of the utility model；

Fig. 2 show body of the bottle lid sectional view in one specific embodiment of the utility model；

Fig. 3 show flexible seals diagrammatic cross-section in one specific embodiment of the utility model；

Fig. 4 show body of the bottle lid perspective view in one specific embodiment of the utility model；

Fig. 5 show the isometric front view of flexible seals in one specific embodiment of the utility model；

Fig. 6 show the reverse side perspective view of flexible seals in one specific embodiment of the utility model.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Detailed description, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than whole implementation Example.Based on the embodiments of the present invention, those of ordinary skill in the art institute without making creative work The every other embodiment obtained, fall within the protection scope of the utility model.

As shown in connection with fig. 1, an embodiment of the utility model provides a kind of seal bottle cap, which includes bottle cap sheet Body 10 and inner seal liner 20, inner seal liner 20 convexedly stretches in the inside of body of the bottle lid, and can match with the inner wall of bottleneck, the sealing Bottle cap further includes a flexible seals, and flexible seals include the gasket 31 and a sealing shroud 32 of an annular, and 32 sets of sealing shroud Set on the outside of inner seal liner 20, the surrounding of annular gasket 31, self-sealing set 32 is protruded outward, and fits in body of the bottle lid 10 inner wall surface.10 inner sidewall of body of the bottle lid is equipped with screw thread 11, is used between bottle body by the way of being threadedly engaged real Now certain sealing effect.The material of flexible seals is plastics.

In conjunction with shown in Fig. 2 and Fig. 3, in the seal bottle cap, the lateral surface of inner seal liner 20 is equipped with groove 21, sealing shroud 32 Medial surface be equipped with tongue 321, tongue 321 matches with groove 21, so that formation can between sealing shroud 32 and inner seal liner 20 The buckle-type of disassembly connects.

In another embodiment, the lateral surface for being also possible to inner seal liner 20 is equipped with tongue, the inside of sealing shroud 32 Face is equipped with groove, and the two is again such that inner seal liner 20 is connect with 32 buckle-type of sealing shroud.

Flexible seals further include sealing film 33, and the gasket 31 and sealing shroud 32 of sealing film 33 and annular are integrally formed, Wherein, sealing film 33 is recessed to 10 direction of body of the bottle lid, forms a radian, for providing a deformation space, when bottle cap is tightened It can be supplied to the certain pulling force of sealing shroud, improve sealing effect.31 junction of gasket of sealing shroud 32 and annular is provided with ring Shape seal groove 34, annular seal groove 34 are equally used for providing a deformation space, prevent sealing shroud 32 in sealing 33 pulling force effect of film The lower gasket 31 with annular, which is broken, to be detached from.

On the body of the bottle lid 10 of seal bottle cap, it is likewise formed with annular groove 12, annular groove 12 is located at inner seal liner On 20 outer ring body of the bottle lid 10, effect makes inner seal liner 20 exist first is that provide a deformation space for itself inner seal liner 20 Body of the bottle lid 10 of getting along well under the annular pressure of sealing shroud 32 is broken；Second is that a deformation space is provided for flexible seals, During tightening bottle cap, a certain amount of deformation can occur under the extruding of external force for flexible seals, while in flexible seals When withholding inner seal liner 20,12 edge of annular groove can be high by 31 support of gasket of annular, is allowed to tightening bottle cap Shi Gengrong Bottleneck is easily touched, sealing is completed.The top of seal bottle cap ontology 10 is recessed inwardly,

The side wall formation of the gasket 31, sealing shroud 32 and body of the bottle lid 10 of the annular of flexible seals accommodates bottleneck edge Chamber, the overall diameter of the sealing shroud 32 of flexible seals is identical as corresponding bottleneck interior diameter, and after bottle cap is tightened, bottleneck is just pushed up To the gasket 31 of the annular of flexible seals, sealing is formed.

In one embodiment, the seal bottle cap in the application, body of the bottle lid 10 and flexible seals start Independent two parts, flexible seals are placed on the inside of bottleneck, and the gasket 31 of annular is just placed at the top of bottleneck, can be prevented soft Property sealing element fall into bottleneck, body of the bottle lid 10 can screw-casing be set on the outside of bottleneck, after body of the bottle lid 10 is tightened, flexible seals Natural to snap connection with body of the bottle lid 10, when being again turned on bottle cap, flexible seals are detached from bottleneck together with bottle cap.

In another embodiment, body of the bottle lid 10 can be snapped connection first with flexible seals, be made Complete seal bottle cap, then spiral are twisted on corresponding bottleneck.

In one embodiment, present invention also provides a kind of Packaging Bottle, including bottle body and above-mentioned seal bottle cap, The seal bottle cap can seal cooperation between bottle body.

The above is only the specific embodiment of the application, it is noted that for the ordinary skill people of the art For member, under the premise of not departing from the application principle, several improvements and modifications can also be made, these improvements and modifications are also answered It is considered as the protection scope of the application.

Claims (10)

1. a kind of seal bottle cap, including body of the bottle lid and inner seal liner, inner seal liner convexedly stretches in the inside of body of the bottle lid, and can be with The inner wall of bottleneck matches, it is characterised in that: further includes a flexible seals, which includes:

Sealing shroud is sheathed on the outside of inner seal liner；

The surrounding of the gasket of annular, self-sealing set protrudes outward, and fits in the inner wall surface of the body of the bottle lid.

2. seal bottle cap according to claim 1, which is characterized in that the flexible seals material is plastics.

3. seal bottle cap according to claim 1, which is characterized in that the inner seal liner lateral surface is equipped with groove, described The medial surface of sealing shroud is equipped with tongue, and dismountable buckle-type connection is formed between sealing shroud and inner seal liner.

4. seal bottle cap according to claim 1, which is characterized in that the flexible seals further include a sealing film.

5. seal bottle cap according to claim 4, which is characterized in that the gasket of the sealing film and sealing shroud and annular It is integrally formed.

6. seal bottle cap according to claim 5, which is characterized in that the sealing film is to body of the bottle lid top depression, shape Camber, for providing a deformation space.

7. seal bottle cap according to claim 1, which is characterized in that be formed with ring packing on the gasket of the annular Slot.

8. seal bottle cap according to claim 1, which is characterized in that formed on the body of the bottle lid of the inner seal liner outer ring There is annular groove.

9. seal bottle cap according to claim 1, which is characterized in that be recessed inwardly at the top of the body of the bottle lid.

10. a kind of Packaging Bottle, it is characterised in that: including any seal bottle cap of bottle body and claim 1 to 9, this is close Envelope bottle cap can seal cooperation between bottle body.