CN1255307C - Expanding and shrinking bottle stopper - Google Patents

Abstract

The present invention relates to an expanding and shrinking bottle stopper which can convert between an expansion state and an un-expansion state. In order to simplify component parts and conform to the use habits of common people simultaneously, the bottle stopper of the present invention comprises a stopper seat and a control seat, wherein a segment of spiral guiding segment which is provided with a spiral guide channel and is provided with changed hole diameters is arranged in one control hole of the stopper seat; a spiral rotating head which can be spirally rotated in the spiral guiding segment is arranged on the control seat. A plurality of spiral protruding bars which can be moved in the spiral guide channel are protruded in a radial direction on a spiral rotating rod. When the spiral rotating head of the control seat corresponds to one containing part of the control hole of the stopper seat, the bottle stopper is in the un-expansion state. When the spiral rotating head is spirally rotated to an expansion part of which the imaginary hole diameter is smaller than that of the containing part on the control hole, one stopper wall of the stopper seat can be outwards expanded in a radial direction by the bunt and the support of the spiral rotating head so that the bottle stopper is converted to the expansion state.

Description

Expand and shrink bottle stopper

[technical field]

The present invention relates to a kind ofly can be transformed into a swelling state, be transformed into the bottle stopper of unswollen state again by this swelling state, particularly relate to and a kind ofly utilize spiral shell to change control mode to come the swollen account of transformation condition to shrink bottle stopper by a unswollen state.

[background technology]

Bottle stopper is a kind of tight plug in bottle mouth position, to prevent the article of content and smelling out, in order to reach preferable sealing effectiveness, in the past for example drinks such as grape wine normally at cork of the tight plug of bottle mouth position, though cork has preferable deflection, in order to reach good sealing effectiveness, its diameter must be greater than the internal diameter of bottleneck, therefore need utilize speciality tool at this cork of assembling with moving back when filling in, inconvenient in the use.In order to take into account preferable sealing effectiveness, allow operations such as assembling and move back plug more convenient simultaneously, a kind of " expand and shrink bottle stopper " arranged in the past, borrow the pushing mode to allow " bottle stopper " to be transformed into a swelling state by a unswollen state earlier, be transformed into the design of unswollen state again by this swelling state, the design of this bottle stopper 1 roughly can be installed on the bottleneck 10 as shown in Figure 1, 2, comprises: a pedestal 11, one soft deformable obturating plug 12, and a compression leg 13.

This pedestal 11 comprises: around same central axis and upper and lower settings one on surrounding wall 111, surrounding wall 112 once, an and mounting hole 113 that defines by the internal face of described surrounding wall 111,112.Above-mentioned mounting hole 113 have one be positioned at the top hole expansion portion 114, and the hole portion 115 of contracting that is positioned at the below, on the outer ring surface of following surrounding wall 112 radially outstanding two rings between the upper and lower every be positioned at two expansion bulge loops 117 in conjunction with bulge loop 116, in conjunction with 116 of bulge loops, and one by inner ring surface often assign in the hole 113 outstanding and and the expansion bulge loop 117 inside and outside cooresponding bulge loops 118 of shoring, on last surrounding wall 111, have two encircle between the upper and lower every and towards the positioning ditch 119,110 of hole expansion portion 114.

And this obturating plug 12 is axially to be set in from lower to upper on the following surrounding wall 112 of pedestal 11, comprise: the expansion wall 122 that the diapire of a level 121, up extends from diapire 121 outer peripheral edges, and a self-expanding wall 122 apical margins toward outer radial extend by wall 123, wherein on the internal face of this expansion wall 122 footpath outwards recessed three respectively for the caulking grooves 124 that embed engaging in conjunction with bulge loop 116 and expansion bulge loop 117.

And this compression leg 13 is to be installed in the assigning on the hole 113 of pedestal 11 with moving axially, comprise: a pushed part 131, and one is outstanding and stretch into contract push rod portion 132 in the portion 115 of the hole of assigning hole 113 from pushed part 131 bottoms, in push rod portion 132, have a top that is positioned at the bottom and expand 133, and one be positioned at the top and expand the footpath scrobicular ring 134 that 133 top and footpath concave, and a radially outstanding loop mapping bulge loop 135 on the outer peripheral face of pushed part 131.

During installation obturating plug 12 is set in pedestal 11 bottoms, and this fabricate block filled in bottleneck 10, make the push rod portion 132 of compression leg 13 stretch into assigning in the hole 113 of pedestal 11 then, when the top of push rod portion 132 expand 133 a corresponding pedestal 11 shore bulge loop 118 time, be subjected to pushing up expansion 133 shores, the expansion wall 122 of this pedestal 11 and obturating plug 12 can slightly radially extend out, and therefore pushes against the interior bottle anchor ring in bottleneck 10, makes 1 of bottle stopper at a swelling state.Under this state, because bottle stopper 1 is closely with bottleneck 10 and combines, the user is difficult for this bottle stopper 1 is pulled away bottleneck 10, and the positioning ditch 119 of the positioning convex ring 135 corresponding pedestals 11 of this compression leg 13.

Cooperate Fig. 3, when the user will extract this bottle stopper 1, the application of force presses down this compression leg 13, in the time of in positioning convex ring 135 moves down into below positioning ditch 110, the also corresponding pedestal 11 of footpath scrobicular ring 134 on the compression leg 13 shore bulge loop 118, so originally by the footpath outwards the obturating plug 12 of support will reset, and allow bottle stopper 1 be transformed into the unswollen state of Fig. 3 by the swelling state of Fig. 2, under this state, bottle stopper 1 just can be extracted on bottleneck 10 easily.

Bottle stopper 1 comfort feature that no doubt can take into account adaptation and draw the cork in the past, but just make and the angle the used following disappearance of can deriving:

One, many, the complex structure of part: bottle stopper 1 was in order to reach aforementioned purpose in the past, its necessary assembly comprises: a pedestal 11, can produce the obturating plug 12 of airtight effect, and one be used for jacking base 11 and make the compression leg 13 of obturating plug 12 dilatational straiies, the part that above-mentioned bottle stopper 1 is not only necessary has three, the mechanism that its inner pushing shaft presses the design of the formula of controlling must set up some location on assembly, for example: positioning ditch 119,110 and positioning convex ring 135 etc., cause the inconvenience in the manufacturing.

Two, do not meet common people's use habit during operation: bottle stopper 1 in use in the past, it is the swelling state of removing obturating plug 12 in the mode of pushing, the operation mode of this push type is not only required great effort, do not meet common people's use habit yet, when compression leg 13 is arrived in the careless bruising of user, more be easy to generate misoperation, do not have a unswollen state of sealing property and allow bottle stopper 1 be transformed into by swelling state, under unswollen state, because the pushed part 131 of the compression leg 13 of bottle stopper 1 was deep in the hole expansion portion 114 of pedestal 11 in the past, therefore the user also can't allow bottle stopper 1 return swelling state, causes the inconvenience in the use.

[summary of the invention]

The objective of the invention is is providing the swollen account that a kind of part is simplified, operational sign is closed common people's use habit to shrink bottle stopper.

Swollen account contraction bottle stopper of the present invention can be changed between a swelling state and a unswollen state, comprises: an obturating plug, and a control seat.Wherein this obturating plug comprises: the plug wall that a diapire, up extends from this diapire, and a control hole, and should control comprise a manual portion.

The invention is characterized in: this obturating plug the control hole have a spiral shell section of leading that is constituted by a central part and several spiral guide channels, imaginary aperture with the bottom of trench institute corral of each spiral guide channel is distinguished, this spiral shell section of leading have one be positioned at the top holding part, and a bulge that is positioned at the below, wherein the imaginary aperture of this bulge is less than imaginary aperture maximum on this holding part.And this control seat comprises: one can stretch into the spiral shell bull stick in the control hole, above-mentioned spiral shell bull stick has the spiral shell rotary head that a surface is provided with several helical protrusion bars, the imaginary diameter of the one helical surface institute corral of the prominent bar of said spiral cooperates with the imaginary aperture of the holding part of obturating plug, but should the imagination diameter greater than the imaginary aperture of bulge.

When the spiral shell rotary head correspondence of control seat was controlled the holding part in hole, this bottle stopper position was at unswollen state, and when spiral shell rotary head spiral shell was transferred to the bulge in control hole, this bottle stopper was transformed into swelling state.

[description of drawings]

The present invention is described in detail below in conjunction with drawings and Examples:

Fig. 1 is a kind of three-dimensional exploded view that " expanded and shrink bottle stopper " in the past.

Fig. 2 is this assembled sectional view of bottle stopper in the past, and this bottle stopper position is at a swelling state among the figure.

Fig. 3 is the assembled sectional view of a similar Fig. 2, and this bottle stopper position is at a unswollen state among the figure.

Fig. 4 be bottle stopper of the present invention first preferred embodiment one face exploded drawings.

Fig. 5 is a sectional exploded view of this preferred embodiment, and one of this bottle stopper control hole and number helical protrusion bar are represented with easy means among the figure.

Fig. 6 is the cutaway view of being got along the straight line 6-6 among Fig. 5.

Fig. 7 is the cutaway view of being got along the straight line 7-7 among Fig. 5.

Fig. 8 is the assembled sectional view of a similar Fig. 5, and this bottle stopper position is at a unswollen state among the figure.

Fig. 9 is the assembled sectional view of a similar Fig. 5, and this bottle stopper position is at a swelling state among the figure.

Figure 10 be bottle stopper of the present invention second preferred embodiment one face exploded drawings.

One assembled sectional view of this second preferred embodiment of Figure 11, this bottle stopper position is at a swelling state among the figure.

Figure 12 is the assembled sectional view of a similar Figure 11, and this bottle stopper position is at a unswollen state among the figure.

Figure 13 is not complete front elevation of the 3rd preferred embodiment of bottle stopper of the present invention, shows a control seat of this bottle stopper.

Figure 14 is the cutaway view of being got along Figure 13 cathetus 14-14.

[specific embodiment]

Consult Fig. 4,5, the bottle stopper 2 of the present invention's first preferred embodiment can be installed on the bottleneck 20, and described bottleneck 20 has bottle anchor ring 201 in.And this bottle stopper 2 comprises: an obturating plug 3 and a control seat 4.Aperture and vary in diameter for clearer performance obturating plug 3 and control seat 4, Fig. 4 of the present invention shows the shape of object reality, but Fig. 5,8, the 9th shows the height that following helical protrusion bar 45 is radially outstanding with two parallel lines, and the degree of depth of following spiral guide channel 302.

This obturating plug 3 is that the flexible material that can do the appropriateness distortion is made, at present embodiment is the rubber material, comprise: the diapire of a circle 31, one around a central axis and the plug wall that up extends from diapire 31 outsides 32, one from fill in wall 32 top radial levels outstanding and be resisted against bottleneck 20 apical margins by wall 33, and always to control hole 34.Distinguish with aperture shape, this control hole 34 has: one be positioned at the top and from top to bottom the awl entrance 341, of convergent be positioned at the section of bringing together 342 of awl entrance 341 bottoms, and the spiral shell section of leading 30 that is positioned at the below, wherein the section of bringing together 342 have in abutting connection with the bottom of the spiral shell section of leading 30 one past radially? hold horizontally extending bearing surface 343.

Cooperate and consult Fig. 6, the above-mentioned spiral shell section of leading 30 is by the central part 301 of a circle, and five equal angles and constitute toward the spiral guide channel 302 that radial outer ends extend from central part 301, and also there is different variations in the imaginary aperture of the bottom of trench of each spiral guide channel 302 institute corral, distinguish according to imaginary varying aperture, this spiral shell section of leading 30 has a holding part 303 up, and one below bulge 304, wherein on the holding part 303 maximum imaginary aperture D11 greater than the top of bulge 304 imagination aperture D21 and bottom imagination aperture D22, wherein have more an imaginary aperture D12 respectively on this holding part 303 on D11 top, the imaginary aperture of maximum, and the position constitutes multi-thread multi-section tapered screw guide channel 302 whereby at the imaginary aperture D13 of D11 bottom, the imaginary aperture of maximum.

Consult Fig. 4,5, control seat 4 of the present invention is to control in the mode that spiral shell changes, its rigidity is greater than obturating plug 3, and the distortion that can force this obturating plug 3 to produce appropriateness, at present embodiment, this control seat 4 is that plastic material is made, can be optionally again via the retrofit of boring and grinding, above-mentioned control seat 4 comprises: the manual portion of a level 41, is from this manual control portion 41 spiral shell bull stick 42 that bottom central authorities down extend and bar directly dwindles, and an exhaust duct 43 that runs through this manual control portion 41 and spiral shell bull stick 42.The dish wall 411 that wherein should manual control portion 41 has a circle, and the wall extension 412 that down extends of the outer radial periphery edge of this dish wall 411 certainly are provided with tiny roller line on these wall extension 412 surfaces, change this control seat 4 to make things convenient for spiral shell.And have the less straight bar section 421 in bar footpath on this spiral shell bull stick 42, an and spiral shell rotary head 422 that is positioned at straight bar section 421 bottoms.

Cooperate Fig. 7, has a reference surface 44 round central axis setting in the above-mentioned spiral shell rotary head 422, and five from this reference surface 44 radially outstanding the and helical protrusion bar 45 that changes of spiral shell to the right, each helical protrusion bar 45 all has the end face 451 of a level, one and end face bottom surface spaced 452 about in the of 451, and one be engaged on the top, bottom surface 451,452 helical surface 453, above-mentioned helical surface 453 is the updip sections 454 that enlarge gradually from top to bottom by, one enlarges the section of having a down dip 455 from lower to upper gradually, and be positioned at two sections of inclining 454, a separation line 456 of 455 is formed, and constitutes the prominent bar 45 of multi-thread multi-section tapered screw whereby.The structure of these two sections bevel-type gradual change diameters can be clearer by the explanation of following size.

The present embodiment actual size in design, the imaginary diameter D3 of 451 corrals of end face of each helical protrusion bar 45 is 11.75mm, the imaginary diameter D4 of 452 corrals in bottom surface of each helical protrusion bar 45 is 10.5mm, and the imaginary diameter D5 of 456 corrals of separation line of each helical protrusion bar 45 is 12mm.And obturating plug 3 is in the design of size, the spiral shell rotary head 422 of the size of the holding part 303 in this control hole 34 and control seat 4 fits like a glove, and just imaginary aperture D12, D11, the D13 with the bottom of trench institute corral of each spiral guide channel 302 is respectively 11.75mm, 12mm, 10.5mm in holding part 303.But the undersized of the bulge 304 in control hole 34 is in this spiral shell rotary head 422, and actual size design is that top imagination aperture D21 is 10.5mm, and bottom imagination aperture D22 is 11.5mm, and is up-narrow and down-wide design.

Consult Fig. 4,8, when the bottle stopper 2 of present embodiment during in assembling, it is straight in the control hole 34 that is pressed into obturating plug 3 at first will to control seat 4, spiral shell rotary head 422 bottoms owing to control seat 4 when being pressed into are the section of having a down dip 455 that bring together the bottom, so spiral shell rotary head 422 can slightly be shored the plug wall 32 of obturating plug 3 toward radial outer end, when spiral shell rotary head 422 tops by the control hole 34 the section of bringing together 342 root edges the time, just can be positioned in the holding part 303 that size cooperates on the control hole 34, this moment, 2 of bottle stoppers were at a unswollen state, and the plug wall 32 that so-called herein unswollen state is meant obturating plug 3 is by outside top, spiral shell rotary head 422 footpaths.Under this state, bottle stopper 2 can be fitted into bottleneck 20.

Consult Fig. 5,9, when bottle stopper 2 of the present invention will be transformed into the swelling state of Fig. 9 by the unswollen state of Fig. 8, the user clockwise rotates this control seat 4 in spiral shell commentaries on classics mode, because the guide screw guide channel 302 in control hole 34 is to be extended toward bulge 304 one by holding part 303, therefore the action of this spiral shell commentaries on classics, can allow the spiral shell rotary head 422 of control seat 4 move down into bulge 304 by holding part 343, because the imaginary aperture D21 of this bulge 304, D22 is respectively 10.5mm, 11.5mm, and maximum dimension D 5 is 12mm in this spiral shell rotary head 422, therefore when spiral shell rotary head 422 spiral shells forward bulge 304 to, the plug wall 32 that can force obturating plug 3 is slightly toward radial expansion, make the outside wall surface of obturating plug 3 abut against on the interior bottle anchor ring 201 of bottleneck 20, reach the leak free purpose whereby.And in control seat 4 processes that move down, is the position in the control hole 34 of obturating plug 3? gas can discharge by the exhaust duct 43 of control seat 4.

Identical reason, when the present invention will make bottle stopper 2 be transformed into the unswollen state of Fig. 8 by the swelling state of Fig. 9, as long as backward rotation is somebody's turn to do control seat 4, spiral shell rotary head 422 pines of control seat 4 are fallen back in the holding part 303 of size cooperation, at this time just can take out bottle stoppers 2 from bottleneck 20 easily.In design, the present invention is in order to allow the use habit that more meets common people of controlling of controlling seat 4, it is that structure with " multiple-screw thread " strengthens helical pitch, that is to say, the gradient that spiral shell of the present invention changes prominent bar 45 and spiral guide channel 302 is through well-designed, at present embodiment is five line screw threads, when user's spiral shell changes this control seat 4, when making its unswollen state be transformed into the swelling state of Fig. 9 from Fig. 8, only need to rotate 1/4 circle, each spiral shell changes the updip section 454 of prominent bar 45 will the packing bulge 304 inwall first halves, and are the taper packing, produce the function of stop location whereby.And when spiral shell rotary head 422 pines of control seat 4 fall back on holding part 303 (being exactly the state of Fig. 8), the end face 451 of each helical protrusion bar 45 can be resisted against bearing surface 343 belows of inwardly contracting toward the central authorities footpath in this spiral shell rotary head 422, and can avoid control seat 4 to break away from obturating plug 3 when spiral shell changes.

Consult Figure 10,11, the bottle stopper 2 of the present invention's second preferred embodiment also can be installed in a bottleneck 20 places, comprise: an obturating plug 3 and a control seat 4, wherein the structure of this control seat 4 is same as first embodiment and no longer illustrates, and this obturating plug 3 also comprises: diapire 31, the plug wall 32, by wall 33 and the control hole 34, wherein this control hole 34 also has: awl entrance 341, the section of bringing together 342, and the spiral shell section of leading 30, this spiral shell section of leading 30 has the holding part 303 that a size cooperates with spiral shell rotary head 422, and a undersized is in the bulge 304 of spiral shell rotary head 422.Second embodiment of the invention is with the difference of first embodiment: this spiral shell section of leading 30 has more one and is positioned at these bulge 304 bottoms and size and holding part 303 identical pines and moves back portion 305.

Cooperate Figure 12, when the bulge 304 of the spiral shell rotary head 422 corresponding status of control seat 4 in control hole 34, be subjected to shoring of this spiral shell rotary head 422, the central part of the plug wall 32 of this obturating plug 3 can produce the effect that trace and footpath are expanded, to produce the effect of driving fit, because this variation is very little not shown.And when the further spiral shell of user changes this control seat 4 pines that cause spiral shell rotary head 422 to move down into obturating plug 3 and moves back portion 305, because moving back the size and the spiral shell rotary head 422 of portion 305, pine cooperates, therefore can not shore the plug wall 32 of obturating plug 3, make this obturating plug 3 return to original position, bottle stopper 2 be pulled away bottleneck 20 with convenient.

The present invention's second preferred embodiment is to be used in to force the bottle stopper 2 can't reusable occasion, for example some drinks is that a uncork just must finish off, these are different with the reusable design of first embodiment, in order to meet human operating habit, the spiral guide channel 302 of second embodiment of the invention can adopt minus thread, moves back portion 305 tops this pine and has more one toward the interior radially outstanding non-return face 306 that supports.The mankind are to rotate bottle cap between the inverse time when wanting uncork, and according to the design of minus thread, when rotating counterclockwise the control seat 4 of present embodiment, this spiral shell rotary head 422 can be transformed into the non-expansion state of Figure 12 by the swelling state of Figure 11, and be subjected to this non-return restriction of supporting face 306, the spiral shell rotary head 422 of this control seat 4 whiz pine that can't reverse moves back portion 305, reaches bottle stopper 2 whereby and steps back the purpose that just can't return to swelling state pine.

Consult Figure 13,14, the multiple-screw thread of third embodiment of the invention also can be a quadruple thread, that is to say, helical protrusion bar 45 on this control seat 4 is four, the interventral angle [alpha] of above-mentioned helical protrusion bar 45 and spiral shell can be 45 degree, and the spiral guide channel also is corresponding design, makes things convenient for the demoulding when molded and shaped whereby.

In addition, subsidiary supplemental instruction be, in above each embodiment, this obturating plug 3 or control seat 4 also can be divided into two earlier to be made respectively, with convenient in the demoulding when molded and shaped, and after molded and shaped again with laser light or ultrasonic with two agllutination integrators.

By above explanation as can be known, the technology that the present invention utilizes spiral shell to change, make control seat 4 after the suitable angle of rotation, 1/4 when circle for example, the spiral shell rotary head 422 of this control seat 4 is able to move axially by the control hole 34 interior spiral guide channels 302 of obturating plug 3 design of one section helical pitch, not only do not see bottle stopper in the past, this design has more following effect:

One, few, the simple structure of part: bottle stopper of the present invention only comprises an obturating plug 3 that is enclosed within on the bottleneck 20 in design, and one force the control seat 4 of the part paragraph dilatational strain of obturating plug 3 in spiral shell commentaries on classics mode, certain three assemblies of bottle stopper more in the past of the design of above-mentioned pair of assembly are simplified, 3 of control seat 4 simultaneously of the present invention and obturating plugs also can produce guiding and locating effect by the path length of spiral lamination and the change of multistage awl, need not to set up again other location design, so also the person was simple for structure of the present invention more in the past.

Two, operational sign is closed common people's use habit: the present invention forces control seat 4 to move axially one section helical pitch in the mode that spiral shell changes, and the mode that above-mentioned spiral shell changes is more in the past directly laborsaving to pushing not only, also uses the custom of article to meet with common people.Control simultaneously, also can improve misoperation and cause bottle stopper 2 to be transformed into non-expansion state, cause sealing effectiveness to lose efficacy by swelling state in spiral shell commentaries on classics mode.

Claims (15)

1, a kind of swollen account is shunk bottle stopper, can change between a swelling state and a unswollen state, comprises: an obturating plug, and a control seat; Wherein this obturating plug comprises: the plug wall that a diapire, up extends from this diapire, and a control hole, and should control comprise a manual portion; It is characterized in that:

The control hole of this obturating plug has a spiral shell section of leading that is made of a central part and several spiral guide channels, imaginary aperture with the bottom of trench institute corral of each spiral guide channel is distinguished, this spiral shell section of leading have one be positioned at the top holding part, and a bulge that is positioned at the below, wherein the imaginary aperture of this bulge is less than imaginary aperture maximum on this holding part; And this control seat comprises: comprise that more one can stretch into the spiral shell bull stick in the control hole, above-mentioned spiral shell bull stick has the spiral shell rotary head that a surface is provided with several helical protrusion bars, the imaginary diameter of the one helical surface institute corral of the prominent bar of said spiral cooperates with the imaginary aperture of the holding part of obturating plug, but should the imagination diameter greater than the imaginary aperture of bulge;

When the spiral shell rotary head correspondence of control seat was controlled the holding part in hole, this bottle stopper position was at unswollen state, and when spiral shell rotary head spiral shell was transferred to the bulge in control hole, this bottle stopper was transformed into swelling state.

2, swollen account as claimed in claim 1 is shunk bottle stopper, it is characterized in that: the control hole of this obturating plug has more a section of bringing together that is positioned at the spiral shell section of leading top, bottom in abutting connection with the spiral shell section of leading on this section of bringing together has a bearing surface that contracts toward the central authorities footpath, and each helical protrusion bar of this control seat have more between the upper and lower every an end face, a bottom surface, when the spiral shell rotary head of bottle stopper was embedded in the holding part, the end face of described helical protrusion bar was blocked in the bearing surface below in control hole.

3, swollen account as claimed in claim 2 is shunk bottle stopper, it is characterized in that: the control hole of this obturating plug has more one and is positioned at above this section of bringing together and the diminishing awl entrance in aperture from top to bottom.

4, swollen account as claimed in claim 2 is shunk bottle stopper, it is characterized in that: have more the section of having a down dip that a updip section, that increases from top to bottom increases from lower to upper on the described helical protrusion bar, and one be positioned at the two intersegmental separation lines that incline, and the imaginary diameter of wherein corresponding separation line institute corral is greater than the imaginary diameter of the bottom surface institute corral of each helical protrusion bar.

5, swollen account as claimed in claim 2 is shunk bottle stopper, it is characterized in that: have more a updip section that increases from top to bottom on the described helical protrusion bar.

6, swollen account as claimed in claim 2 is shunk bottle stopper, it is characterized in that: have more a section of having a down dip that increases from lower to upper on the described helical protrusion bar.

7, swollen account as claimed in claim 1 is shunk bottle stopper, it is characterized in that: the imagination aperture, top of described bulge is up-narrow and down-wide less than imagination aperture, bottom and constitutes the spiral guide channel of this tapering that has.

8, swollen account as claimed in claim 1 is shunk bottle stopper, it is characterized in that: have more on the spiral shell section of leading of this obturating plug one be positioned at bulge below and size greater than or match and move back portion in the pine of spiral shell rotary head.

9, swollen account as claimed in claim 8 is shunk bottle stopper, it is characterized in that: the apical margin that this pine moves back portion has one radially outstanding and prevent that the spiral shell rotary head from moving back the non-return face that supports that portion's spiral shell forwards bulge to from this pine to central authorities.

10, swollen account as claimed in claim 8 is shunk bottle stopper, and it is characterized in that: described spiral guide channel is a minus thread.

11, swollen account as claimed in claim 1 is shunk bottle stopper, it is characterized in that: this control seat comprises that more one axially runs through the exhaust duct of this manual control portion and spiral shell bull stick.

12, swollen account as claimed in claim 1 is shunk bottle stopper, it is characterized in that: this manual control portion has the Pan Bi of a level, and the wall extension that down extends of the outer radial periphery edge of this Pan Bi certainly, and the bar of this spiral shell bull stick footpath is less than this Pan Bi, it is down to be extended by Pan Bi bottom central authorities.

13, swollen account as claimed in claim 1 is shunk bottle stopper, it is characterized in that: this obturating plug more comprise one be positioned at that plug wall top and radial level extend out by wall.

14, swollen account as claimed in claim 1 is shunk bottle stopper, and it is characterized in that: this obturating plug is that flexible material is made.

15, swollen account as claimed in claim 14 is shunk bottle stopper, and it is characterized in that: this obturating plug is that the rubber material is made.

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