CN100390029C

CN100390029C - Bottle closure with one-way valve

Info

Publication number: CN100390029C
Application number: CNB018231179A
Authority: CN
Inventors: 皮耶罗·巴泰加佐雷
Original assignee: Guala Closures SpA
Current assignee: Thoreau Co ltd; Guala Closures SpA
Priority date: 2001-04-04
Filing date: 2001-04-04
Publication date: 2008-05-28
Anticipated expiration: 2021-04-04
Also published as: EP1373087A1; BR0116959A; RU2003132170A; RU2263059C2; GB2375532B; EP1373087B1; GB0207472D0; MXPA03009098A; WO2002083518A1; ES2234449T1; ES2234449T3; BR0116959B1; ITMI20020616A1; PL363755A1; ITMI20020616A0; GB2375532A; CN1639021A

Abstract

The present invention relates to a closure used on a liquid container, particularly to a closure of a bottle. The present invention comprises an anti-packing pouring member (7), a cover (19) and an outer safety cover (25), wherein the member is provided with valve members (8a, 8b) which can lead liquid to flow out of the container and can lead the liquid not to enter the container, the cover is provided with a sleeve pipe (21) which seals a pour hole (15), the pouring member (7) comprises a first sleeve pipe (8) arranged on the neck part of the container, and a single pipe-shaped body (14) which forms the pour hole (15), and the single pipe-shaped body (14) is arranged on the outer wall (4) of the neck part (1) of the container. Axial coupling devices (5, 17) and radial coupling devices (6, 18) are arranged between the pipe-shaped body (14) and the outer wall (4) of the neck part (1) of the container. Screw thread devices (22, 23) are arranged between the outer wall (14a) of the pipe-shaped body (14) and the inner wall of the pipe-shaped sleeve pipe (21).

Description

Bottle closure with check valve

Technical field

The present invention relates to a kind of liquid container that is used for, particularly bottle seals, this container has the opening of the end that is positioned at the neck that stretches out vertically from container body, this seals and comprises an anti-filling pouring member that is installed in the container neck, this pouring member has fill orifice and can make liquid outflowing container but can't flow into wherein valve member, lid with the tubular sleeve that axially extends along container neck, this lid is used for opening and the sealing fill orifice, also has the external security lid that is arranged on this side of covering and axially extends around the part of container neck, wherein pouring member comprises first sleeve towards container inside, this first sleeve has one and is installed in part in the container neck with press-fit manner, a ring flange that forms with first sleeve, this ring flange stretch out towards the outer radial of neck ground and with the free edge positive engagement of neck, comprise that one forms with this flange, and axially extend second sleeve pipe of a segment distance to fill orifice from flange, and independent tubular body, this tubular body forms fill orifice at it towards this safety cap free end zone, and is provided with one heart with first and second sleeve pipes.

Background technology

The container closure of the above-mentioned type is known in this area, and especially for the bottle that holds high-grade wine or beverage.

The example of prior art has been described in WO 96/08421 and GB-A-2302867 open.

Prior art according to this described in open was pointed out already, and the independent tubular body that forms fill orifice at its free end radially joins to merging with sleeve pipe individually and engages with flange front, and this sleeve pipe extends to fill orifice from the flange that is bearing on the bottleneck.

For obtaining essential sealing, flange is pressed on the edge of bottleneck with above-mentioned sleeve pipe, itself is remained on this sleeve pipe on the axial location by the external metallization safety cap again, and this safety cap is usually made of aluminum and engage with the outer wall of bottleneck.

This means, according to prior art, the existence of crown cap outside the sealing between pouring member and bottleneck depends on, this crown cap one end strand tightly on bottleneck, is stung tight on the outer wall of above-mentioned sleeve pipe on the other hand on the one hand.

Therefore the shortcoming that has of this known structure is, for it being bonded on bottleneck and the pouring member sleeve pipe, externally needs to carry out a series of circumference rotating operations on the metal safety cap, and these operate in to seal and carry out after being installed on the container.

Be known that equally, WO 96/01216 provides a kind of anti-rotation attaching parts of a plurality of rib-shaped pieces between tubular body and bottle that utilize, described a plurality of rib-shaped piece is distributed on the inwall of tubular body, and rests on the outside of neck of bottle, and this neck also is provided with rib-shaped piece.

Summary of the invention

The object of the present invention is to provide a kind of sealing, it is installed on the container neck by independent axial fitting operation as single parts, and these parts comprise the enclosing cover with security seal.

Another object of the present invention is to provide the structure of pouring member, it has the valve member of anti-filling, with the limited axial length jam-pack that exceeds the container neck edge, so that it can be used to have the bottle of conical neck, existing do not seal but do not have the overall height dimension of the similar bottle of anti-filling irrigator and do not exceed to have.

These and other the purpose of being become by following description very clearly realizes by following technical scheme.

The invention provides a kind of sealing of liquid container that be used for, has the opening that is positioned at neck finish, this neck stretches out to ground from the container body shaft, this seals and comprises the anti-filling pouring member that is installed in container neck, this pouring member has fill orifice and can make liquid outflowing container but can not enter wherein valve member, lid with tubular sleeve axially extends along container neck, be used for opening and the sealing fill orifice, and the outer safety cap that is arranged on the side of covering and axially extends around at least a portion of the tubular sleeve of the lid of container, and wherein pouring member comprises first sleeve pipe, this first sleeve pipe is towards the inboard of container, have with press-fit manner and be installed in part in the container neck, ring flange, this ring flange and first sleeve pipe form, to the outer radial of neck ground stretch out and with the free edge positive engagement of neck, second sleeve pipe, this second sleeve pipe and flange form, and axially extend a segment distance to fill orifice from flange, and independent tubular body, this tubular body forms fill orifice in its free end zone towards lid, and be provided with one heart with first and second sleeve pipes, described independent tubular body is installed on the outer wall of container neck by the part on it, and radially engage with second sleeve pipe of pouring member, and axially engage by face of joint with the ring flange of this pouring member, between the outer wall of the partial sum container neck of tubular body, be provided with axial coupling unit and radial engagement device, and screw device be arranged at tubular body part outer wall and and the inwall of the tubular sleeve that forms of lid between, described lid has the axle collar, this axle collar axially stretches out towards the inboard of container neck, radially engage near the hole of pouring member with the inwall of tubular body, it is characterized in that, second sleeve pipe of pouring member axially extends a bit of distance towards fill orifice, and radially contacts with the inwall of tubular body by annular rib-shaped piece.

Description of drawings

Describe the present invention in detail below with reference to some specific embodiments, these embodiment provide in the mode of non-limiting example and are shown in the drawings, wherein:

Fig. 1 is the partial cutaway side figure according to first embodiment that seals of the present invention, and this seals has the outer safety cap of metallo-,

Fig. 2 is the partial cutaway side figure according to second embodiment that seals of the present invention, and this seals has the outer safety cap of metallo-shown in Figure 1,

Fig. 3 is the partial cutaway side figure according to the 3rd embodiment that seals of the present invention, and this seals has the outer safety cap of metallo-shown in Figure 1,

Fig. 4 shows one as the sealing of Fig. 1 embodiment, and this seals the outer safety cap with a plastic material.

The specific embodiment

With reference to above-mentioned accompanying drawing Fig. 1 particularly, the neck of container is denoted as 1 and container body is shown 2.

Neck 1 has free flange 3 and has the outer wall 4 of circular step 5, has at least one group of axial embossing (knurling) under this step, and this embossing is around the circle distribution of outer wall and be denoted as 6.

Specifically, container is bottle known type, that have taper or slender neck.

Seal and comprise pouring member, be denoted as 7, this pouring member is by forming towards first sleeve pipe 8 of neck 1 inboard, has mode with force fit and is installed in part 9 in the neck.

The valve member of being made up of ball 8a and hole 8b is positioned over the inside of sleeve pipe 8 fully in existing mode.

Pouring member has flange 10, and this flange and first sleeve pipe form, and pro rests on the edge 3 of neck 1 by the rib-shaped piece 11 of flange 10.

Flange 10 also forms

surface

12, and 8 opposite senses that extend extend second sleeve pipe 12 that forms with flange from this surface along sleeve pipe.

Sleeve pipe 8 and sleeve pipe 13 with flange 10 are made by the plastic material of softness, for example polyethylene.

Seal the tubular body 14 that also comprises parts forming pouring member 7, although this tubular body be one with sleeve pipe 8 and the parts opened in 13 minutes.

Tubular body 14 forms fill orifice 15 in its free end zone, and has the face of joint 16 with surface 12 positive engagement of flange 10.

Tubular body 14 also radially engages with second sleeve pipe 13, and axially engages with the neck 1 of bottle by the annular rib-shaped piece 17 that is supported by part 14a, and is installed to step 5 belows of the outer wall 4 of neck 1.

At last, by a plurality of axial rib-shaped piece 18 that is also supported by part 14a, tubular body 14 engages with neck 1 corresponding embossing 6, and prevents any possibility around neck 1 rotation.

Comprise the tubular body 14 of part 14a, make by rigid plastic material, for example polyethylene.

Be denoted as 19 lid, be arranged at pouring member 7 tops, and comprise transverse wall 20 and tubular sleeve 21.Sleeve pipe 21 has the screw thread 22 towards the part 14a of tubular body 14, is formed at the complementary threads 23 in the outer wall of part 14a of tubular body 14 in order to engagement.

The axle collar 24 stretches out to fill orifice 15 from covering 19 transverse wall 20.

In the embodiment in figure 1, the axle collar 24 uses slight pressure axially to be installed in second sleeve pipe 13, thereby is installed between the tubular body 14 and the axle collar 24, this second sleeve pipe from flange 10 extend to fill orifice 15 near.

Outer safety cap 25 is arranged on the top of covering 19 outsides, and axially extends by the outer wall of tubular portion 26 along the neck 1 of bottle.

Has the ring-type tearing district 27 that the enclosing cover 25 of tubular portion 26 has the routine of the first unlatching that is used for closing device.

Because the joint of axial embossing 28, enclosing cover 25 is also fixing tightly and prevent rotatablely moving of following lid 19, embossing 28 is supported by tubular portion, and around its circle distribution, and embossing 28 engages with corresponding following axial embossing 29, and embossing 29 is by tubular sleeve 21 carryings of lid 19, also around its circle distribution.

At last, outer sheet metal lid 25 is fastened to the part 14a of tubular body 14 by annular recess 30, and this annular recess stretches out towards the neck of bottle, and is bonded on the below at the edge 31 of part 14a.

With reference to figure 2, can see sealing being modified.In this case, in Fig. 2, be shown second sleeve pipe of 13a, axially extend a bit of distance to fill orifice 15, and radially contact, to improve its sealing with the inwall 14b of tubular body 14 by annular rib-shaped piece 13b from flange 10.

In this embodiment, the axle collar 24a of lid 19 also directly contacts with the wall 14b of tubular body 14.

With reference to embodiment shown in Figure 3, as can be seen, directly contact although cover 19 axle collar 24a with the surperficial 14b of tubular body 14 among the embodiment of Fig. 2, second sleeve pipe of pouring member from flange 10 extend one very limited apart from 13c and needn't radially contact with surperficial 14b.

Yet flange 10 has annular rib-shaped piece 10a in the embodiments of figure 3, and the inwall of the part 14a of this rib-shaped piece and tubular body 14 is in its part interference radially towards the neck 1 of bottle.

Refer now to Fig. 4, can see, although shown in the structure of sealing fully corresponding to structure shown in Figure 1, the tubular portion 26a that outer safety cap 25a and its are arranged at the bottleneck top is made by plastic material rather than foil.

Realize by axial rib-shaped piece 28a and corresponding axially rib-shaped piece 29a at the enclosing cover 25a and the connection of covering between 19, axially rib-shaped piece 28a is by the part 26a supporting of enclosing cover, and around its circle distribution, and axially rib-shaped piece 29a is supported by the tubular sleeve 21 that covers 19, and also around its circle distribution

The joint between these rib-shaped pieces prevented enclosing cover 25a and below lid 19 between any rotatablely moving.

Be similar to reference to the described axial engagement of the embodiment of figure 1 and also realize in the embodiment of Fig. 4 by the annular rib-shaped piece 30a of enclosing cover, this annular rib-shaped piece is engaged in the free edge 31a below of part 14a of the tubular body 14 of pouring member 7.

Can understand from noted earlier, according to the present invention, shown in all embodiment in, had the lid and the pouring member 7 of outer safety cap and be fixed to the neck 1 of container, and this is by the single axial restraint operation realization at neck by the joint of the annular rib-shaped piece 17 under the step 5 of container neck 1.

This joint is pressed onto face of joint 16 on the surface 12 of flange 10, to guarantee the positive engagement at flange and container neck edge 3.

Therefore in according to of the present invention sealing, outer foil safety cap 25 is not used in by any way pouring member is fixed to container neck, is installed on the container back and also needn't carries out the necessary rotating operation of sealing of any prior art to it will sealing.

Therefore, this structure also allows to use the outer safety cap of plastic material, for example is denoted as the safety cap of 25a and 26a among Fig. 4.

Therefore, according to of the present invention this seal can comprise outer safety cap by it all assembled components make, and can be fed into bottle filling machine, this bottle filling machine only needs by the axial fitting operation along the container neck longitudinal axis it to be installed on the container.

And, structure according to the present invention provides a kind of sealing of pouring member that have, this pouring member has the anti-filling valve of less axial dimension, so that such safety seal even can be installed on the container with conical neck, and do not change the overall height of container, if it has been installed and has had the existing of cover type plug and seal.

Claims

1. one kind is used for sealing of liquid container, have and be positioned at the terminal opening of neck (1), this neck axially stretches out from container body (2), this seals and comprises the anti-filling pouring member (7) that is installed in container neck, this pouring member (7) has fill orifice (15) and can make liquid outflowing container (2) but can not enter wherein valve member (8a, 8b), lid (19) with tubular sleeve (21) axially extends along container neck (1), be used for opening and sealing fill orifice (15), and the outer safety cap (25) that is arranged on lid (19) top and axially extends around at least a portion of the tubular sleeve (21) of the lid (19) of container (2), and wherein pouring member (7) comprises first sleeve pipe (8), this first sleeve pipe is towards the inboard of container (2), have with press-fit manner and be installed in part (9) in the container neck, ring flange (10), this ring flange and first sleeve pipe (8) form, to the outer radial of neck (1) ground stretch out and with free edge (3) positive engagement of neck, second sleeve pipe (13), this second sleeve pipe and flange (10) form, and axially extend a segment distance to fill orifice (15) from flange (10), an and independent tubular body (14), this tubular body forms fill orifice (15) in its free end zone towards lid (19), and with first and second sleeve pipes (8,13) be provided with one heart, described independent tubular body (14) is installed on the outer wall (4) of container neck (1) by the part on it (14a), and radially engage with second sleeve pipe (13) of pouring member (7), and axially engage by face of joint (16) with the ring flange (10) of this pouring member, between the outer wall (4) of the part (14a) of tubular body (14) and container neck (1), be provided with axial coupling unit (5,17) and radial engagement device (6,18), and screw device (22,23) be arranged at tubular body (14) part (14a) outer wall and and the inwall of the tubular sleeve (21) that forms of lid (19) between

Described lid (19) has the axle collar (24a), and this axle collar axially stretches out towards the inboard of container neck (1), radially engage near the hole (15) of pouring member (7) with the inwall (14b) of tubular body (14),

It is characterized in that second sleeve pipe (13a) of pouring member (7) axially extends a bit of distance towards fill orifice (15), and radially contact with the inwall (14b) of tubular body (14) by annular rib-shaped piece (13b).

2. sealing according to claim 1, it is characterized in that, outer safety cap (25) is made by foil, and in its tubular portion (26), has axial embossing (28) around its circle distribution, this embossing (28) with engage around circumference by following axial embossing (29) tubular sleeve (21) supporting of lid (19) and that distribute on it, with opposing and prevent to rotatablely move.

3. sealing according to claim 2, it is characterized in that, outer safety cap (25) also has the annular recess (30) that is formed on its tubular portion (26), this annular recess (30) engages with the free edge (30) of the part (14a) of pouring member (7) tubular body (14) by its projection towards container neck, to resist and to prevent axial motion.

4. according to each seal in the claim 1 to 3, it is characterized in that, outer safety cap (25a) is made by plastic material, and have a plurality of axial rib-shaped pieces (28a) at its tubular portion (26a), this rib-shaped piece is around its circle distribution and towards the neck of container, this axial rib-shaped piece combines with the following axial rib-shaped piece (29a) that is supported by the tubular sleeve (21) that covers (19), to resist and to prevent to rotatablely move.

5. sealing according to claim 4, it is characterized in that, the outer safety cap (25a) of plastic material has the annular rib-shaped piece (30a) that is formed in the tubular wall (26a), rib-shaped piece (30a) engages towards the neck of container and with the free edge (31a) of the part (14a) of the tubular body (14) of pouring member (7), with opposing and prevent axial motion.

6. according to the sealing of claim 1, it is characterized in that described container is a bottle.