CN2649505Y - Cover body - Google Patents

Abstract

A cover body locked on the bottle mouth of the container, consisting of a primary part and a secondary part. The primary part has an upper cover and a lower cover, and the secondary part has a primary sealing part corresponding to and inlaid at the bottle mouth of the container, a supporting part formed at the external edge of the primary sealing part and supporting the secondary part that straddles the bottle mouth of the container, a secondary part connected with the primary sealing part and being able to locked with the primary part, and a sealing film connected with the secondary sealing part. The primary sealing part is inlaid at the inner edge of the bottle mouth of the container, the upper cover is locked to the secondary sealing part and the supporting part, and the lower cover is inlaid with the supporting part and locked to the bottle mouth of the container. A plurality of gas tight mechanisms are applied in the utility model to ensure that the container maintains high closeness, in the mean time, the sealing film is easy to be torn off, thus the utility is convenient to be used.

Description

Lid

Technical field

The utility model is about a kind of lid, particularly about a kind of in order on the bottleneck that snaps onto container and the certain lid of gas-tight container inner space.

Background technology

For moistureproof or fresh-keeping, usually article such as spices, food or seasonings are contained in the container, need use such as the diaphragm seal of tinfoil paper at the bottle mouth position of container sometimes and be sealed, make the article in the container be hedged off from the outer world really, thereby the better seal performance is provided, reaches the purpose of damp-proofing and fresh-keeping.In the time will taking in the container as article such as spices, food or seasonings, the user can tear the sealing film, the bottle cap of container is closed after use again, enters in the container to prevent water branch, air or other foreign matter.Common on the market lid promptly as shown in Figure 5.

As shown in the figure, lid commonly used comprises loam cake 101 connected to one another and lower cover 102, this lower cover 102 snaps onto the bottleneck of container 200, and between the bottleneck of this lower cover 102 and this container 200, diaphragm seal 103 is set, make sealing film 103 be fixed on the bottleneck periphery of this container 200 really, whereby article such as the spices in the container, food or seasonings are hedged off from the outer world; When the user takes article in this container 200 for the first time, then sealing film 200 must be taken off to take out the article in this container 200.

Should lid commonly used be to keep its sealing state, after tearing the sealing film, just only with the airtight container bottleneck of lid own by the sealing film.Yet owing to have the slit that lid connects between lid and the container finish, extraneous air or moisture can enter the container of diaphragm seal sealing bottleneck from these slits easily, therefore can cause in this container article make moist or rotten.

Simultaneously, mostly the sealing film is to stick on the container finish periphery with the plastic product of injection moulding, the thickness thicker (soft) of sealing film outer shroud end, annular inner portion then approaches (firmly), when tearing, easily make the sealing film therefrom between the fracture, the sealing film can't be pulled out really, the sealing film is separated with the container finish periphery.And, if Overexertion is pullled the sealing film, can cause the diaphragm seal stress deformation distortion on this container finish periphery.

Therefore, except not easily openable and bond strength are not high, when taking off sealing film 200, more can make sealing film 200 not easily openable, fracture differ and distort, thereby destroy the sealing state of sealing film and container finish periphery.Thus, not only make container finish expose, make that more the lid seam crack between container finish and lid becomes big because of taking off sealing film 200.

For improving above-mentioned shortcoming, be to propose solution respectively in No. the 362638th, Taiwan patent announcement and No. 465571 patent case.

Patent announcement No. 362638 patent case in Taiwan is to extend prominent at least one air barrier ear plate of establishing on the ora terminalis position of the upper shield tank skin end of can body body, simultaneously the potential difference that forms of air barrier ear plate and open end then be one in cover existence one supplied gas of normality flow the general-duty air-guide section and define, and on this cover side end face, offer a through hole, make the height of the height of this through hole corresponding to this air-guide section and air barrier ear plate, adjust the change in location between corresponding air-guide section of pore and air barrier ear plate by rotating this cover, and when through hole communicates, carry out breakdown or cover action, when being blocked, through hole keeps airtight actually.

Patent announcement No. 465571 patent case in Taiwan then provides a kind of can cover structure, this cover is provided in a side of on the tank body, this tank body top has the opening of an inner sheathed collar, the rear side of this collar connects a sheet of connecting portion, the opposite side of this connecting portion then connects the loam cake of this cover, this loam cake periphery has the Gai Yuan of downward extension, and its rear side cover edge is connected with this connecting portion.This collar one side apical margin inside has a connecting support, and the center of this connecting support has one and runs through the combined hole that pushes up the end, and the bottom of left and right two sides of this connecting support has a reinforced ribs respectively.This loam cake has an open-work, has a press section that protrudes from tops on this open-work, the bottom peripheral edge of this press section has a tear-away part that is connected with the open-work periphery, the bottom of this press section have one extend downwards and just can insert combined hole in the connecting support in conjunction with pin, this bottom in conjunction with pin has one can block the barb of connecting support bottom.

Though No. the 362638th, above-mentioned Taiwan patent announcement and No. 465571 patent case will be avoided the problem of using diaphragm seal to cause, and will can keep the lid of airtight effect under the situation of not using diaphragm seal.Yet, extraneous air, moisture or other foreign matter but easily the lid seam crack between these lids and container enter the container, can't make this bottleneck and this lid closely cooperate and keep airtight, therefore above-mentioned technology still awaits improvement.

Therefore, because the variety of problems of above-mentioned lid commonly used, can cause using diaphragm seal to cause being difficult for opening and destroying between sealing and this container finish and this lid having the disappearance of cover the seam crack situation such as cause the interior article of container to make moist and to go bad.Therefore lid commonly used truly has its shortcoming and demands improvement urgently.

The utility model content

For overcoming the shortcoming of above-mentioned prior art, main purpose of the present utility model provides a kind of lid with multiple airtight mechanism, makes lid and container finish air-tight fit.

Another purpose of the present utility model provides a kind of lid that makes diaphragm seal be easy to tear.

For achieving the above object, the utility model provides a kind of lid, this lid is in order on the bottleneck that snaps onto a container, it mainly comprise one can with first parts of this container finish snapping and one as the interior plug assembly of this container finish and can with second parts of this first parts air-tight fit.

These first parts have a loam cake and one can with the lower cover of this loam cake snapping, these second parts then can with this first parts snapping, have a pair of should container finish and form and can be entrenched in first sealing, on this container finish and be formed on this first sealing outer rim and can support these second parts and bridge in the support portion of this container finish, one be connected and can be second sealing that this loam cake and this lower cover engages and one and this second sealing bonded assembly diaphragm seal with this first sealing.

The sealing film also can be provided with a plurality of flanks, this flank is formed on sealing film periphery at least, so that the turnover rigidity to be provided, and keep this when tearing the sealing film, to keep location and unlikely distortion or tear off this second parts as second parts of interior plug assembly and support portion thereof by this flank.Can solve in the prior art not easily openable sealing film whereby or other is such as tearing incomplete problem, not only can strengthen the degree of being sealed and matched of these second parts and make the sealing film be easy to tear, when tearing the sealing film, can not cause skew the position location of these second parts and support portion thereof.

By said structure, can be entrenched in this container finish inner edge by first sealing of these second parts is a heavy airtight mechanism, this loam cake snaps into this second sealing and this support portion is double airtight mechanism, chimeric this support portion of this lower cover is triple airtight mechanism, this lower cover snapping to this container finish is the airtight mechanism of quadruple, this first piece cover is connected on this container, these first parts and this second parts are engaged with each other, and these second parts can be chimeric each other with this container, with between these first parts of driving fit and this second parts and the lid between these second parts and this container connect/chimeric slit, it is airtight conditions with the accommodation space that keeps this internal tank that the utility model provides multiple airtight mechanism.

Hence one can see that, can provide the accommodation space of this internal tank of maintenance by lid of the present utility model is the multiple airtight mechanism of airtight conditions, not only carry out closely chimeric between this lid and this container finish and this lid, container finish involution before the sealing film can keep breaking a seal, and the flank of sealing film more can provide the turnover rigidity, so that still must keep the unlikely distortion of second parts as interior plug assembly when tearing the sealing film.Even tear the sealing film, still can use lid of the present utility model and keep multiple airtight mechanism and second parts can not torn off, guarantee that the accommodation space of this internal tank is closed state.

Therefore, the article that lid of the present utility model can solve in the container in the prior art make moist and rotten disappearance because of air, moisture and other foreign matter enter from lid seam crack, can guarantee that this container keeps the height driving fit, can guarantee that the article in the container are moistureproof and fresh-keeping, the sealing film is easy to tear simultaneously, the convenient use.

Description of drawings

Fig. 1 is the exploded drawings of the preferred embodiment of the utility model lid;

Fig. 2 is the scheme drawing of second parts in the preferred embodiment of the utility model lid;

Fig. 3 is the scheme drawing after lid and the container combination in the preferred embodiment of the present utility model, wherein the loam cake of these first parts as yet lid be connected to this lower cover;

Fig. 4 is the cutaway view after lid and the container combination in the preferred embodiment of the present utility model;

Fig. 5 is the cutaway view of existing lid.

The specific embodiment

Embodiment

Fig. 1 to Fig. 4 is the accompanying drawing of drawing according to preferred embodiment of the present utility model, as shown in Figure 1, lid of the present utility model is in order on the bottleneck 31 that snaps onto container 3, this lid 1 comprises one first parts 11 and one second parts 13, and these first parts 11 can and can be fixed on this bottleneck 31 with these second parts 13 by these first parts 11 with these second parts, 13 snappings.Wherein, embodiment of the present utility model is to be example explanation with the container that article such as spices, food or seasonings are housed, because existing container all is an applicable object, its structure does not change, so for simplicity and make feature of the present utility model and structure more clear understandable, only demonstrate in the accompanying drawings in the container and the direct relevant structure of the utility model, all the other partly then slightly remove.

These first parts 11 for example are lid-likes and have a loam cake 111 and a lower cover 113, this loam cake 111 is formed with one first joint portion 111a, one second joint portion 111b and an open portion 111c, and 113 of this lower covers are formed with one the 3rd joint portion 113a and one first limiting section 113b.This first joint portion 111a is the square border structure that extends to form (promptly the direction towards this lower cover 113 extends to form) towards these container 3 bodies 33 directions, but and the 3rd joint portion 113a snapping to the outer peripheral edges of these container 3 bottlenecks 31.This second joint portion 111b then is formed at this first joint portion 111a inner edge and is spaced apart from each other and extends towards this container 3 bottlenecks 31 directions, and in the present embodiment, this second joint portion 111b is rounded and can be connected on this first limiting section 113b by corresponding lid.Wherein, will be appreciated that, this first joint portion 111a and this second joint portion 111b are respectively to should the 3rd joint portion 113a and this first limiting section 113b and forming, this first joint portion 111a and this second joint portion 111b also may be selected to be the equivalent structure of other shape, but not as limit.

This open portion 111c be formed at this first joint portion 111a outer rim, can be with the loam cake 111 and the lower cover 113 of snapping pull open thus, in the present embodiment, this open portion 111c is the horizontally extending semi-circular structure of this first joint portion 111a outer rim on one day, yet it should be noted, as long as the equivalent structure that this loam cake 111 and this lower cover 113 can be pulled open all is applicable to the open portion 111c in the utility model, but not exceeds with described in the present embodiment.

In the present embodiment, this loam cake 111 is to be connected with a connection piece 115 and this lower cover 113, and this attaching parts 115 is integrally formed with this loam cake 111 and this lower cover 113.Certainly, this loam cake 111 and this lower cover 113 also can be separated from one another and snapping each other, are not to exceed with described in the present embodiment.

This lower cover 113 can and for example be a frame shape structure with these loam cake 111 snappings, and the 3rd joint portion 113a of this lower cover 113 one for example extends to form the frame shape structure of (promptly towards extending to form away from the direction of this loam cake 111) towards these container 3 bottlenecks 31 directions.The 3rd joint portion 113a be can with the 4th joint portion 35 snappings of this container 3, connect so that this first parts 11 and this container 3 are covered each other.The first limiting section 113b of this lower cover 113 then is a pair of opening that should the second joint portion 111b forms, and (holds the back statement) to be limited these second parts 13 by the 3rd joint portion 113a and this first limiting section 113b in the location.

As shown in Figure 2, these second parts 13 are circular frameworks of selecting stepped section difference of tool, and have one first sealing 131, a support portion 133, one second sealing 135 and a diaphragm seal 137.As shown in the figure, this first sealing 131 is the extended structures to should container 3 bottlenecks 31 and forming, and but these first sealing, 131 driving fits are at these bottleneck 31 inner edges, with the lid seam crack by 31 of these these second parts 13 of first sealing, 131 driving fits and this container 3 bottlenecks.Wherein, but since this first sealing 131 be to should container 3 bottlenecks 31 form and driving fit at the extended structure of these bottleneck 31 inner edges, therefore, when round-shaped described in these bottleneck 31 non-present embodiments, this first sealing 131 can be made cooresponding change and modification.

This support portion 133 is formed at this first sealing, 131 outer rims, be to be that example illustrates this support portion 133 in the present embodiment with the schistose texture that is roughly continued circling first sealing 131 outer rims, but will be appreciated that, this support portion 133 also can be discontinuous taper, strip, flange, block or other equivalent structure that is formed on these first sealing, 131 outer rims, thus these second parts 13 are bridged at this container 3 bottlenecks 31; In other words, this support portion 133 is to be enough to support these second parts 13 bridge in the continuous or discontinuous supporting construction of this container 3 bottlenecks 31, but not exceeds with described in the present embodiment.Wherein, this support portion 133 is the embedded structure 133a that can select at least two radial projection to go out in the present embodiment, with by the corresponding chimeric fitting portion (figure is mark) to the 3rd joint portion 113a of this lower cover 113 of this embedded structure 133a, this fitting portion can for example be a pair of groove or other equivalent structure of should embedded structure 133a and forming, with the locating effect of 113 of the lower covers of strengthening these second parts 13 and these first parts 11.

This second sealing 135 is to be connected with this first sealing 131 and to have a stepped section difference, this stepped section difference be to should the second joint portion 111b and this first limiting section 113b formed, to be fastened on stepped section difference place of this second sealing 135 respectively by this second joint portion 111b and this first limiting section 113b, this second sealing 135 is limited to wherein, and makes these second parts 13 by this lower cover 113 and 31 tight snappings of this container 3 bottlenecks.Thus, just can limit these second parts 13 in the location.Wherein, these second sealing, 135 outer rims are to be formed with stepped section difference and can be located by this second joint portion 111b and this lower cover 113 end faces respectively.

Sealing film 137 is used to seal the opening of 31 of this lid 1 and this container 3 bottlenecks, is made by sealing film 137 keeping airtight between this bottleneck 31 and this lid 1.Sealing film 137 is that set is arranged on this second sealing, 13 inner peripherals, and is formed with the portion of tearing 139.This is torn portion 139 and for example may be selected to be one and draw ear and provide one and tear a 139a with sealing film 137 bonded assemblys, tear this thus and tear a 139a, making this tear portion 139 can tear sealing film 137 easily, exposes outside this bottleneck 31, makes the user take article in this container 3.

Sealing film 137 also can be provided with a plurality of flanks (figure is mark not), this flank is to be formed at sealing film 137 peripheries at least, so that the turnover rigidity to be provided, and keep this second parts 13 by this flank, constant and unlikely distortion or tear off this second parts 13 in the location of tearing this support portion 133 as interior plug assembly.Thus, not only can strengthen the degree of being sealed and matched of these second parts 13 and make sealing film 137 be easy to tear, and can when tearing sealing film 137, not cause skew to the position location of these second parts 13 and support portion 133 thereof, can solve in the prior art not easily openable sealing film 137 whereby, cause and cover the seam crack or other is such as tearing incomplete problem.

This loam cake 111 also can select to be provided with cooresponding limiting section (figure is mark not) with this lower cover 113, after lid between this loam cake 111 and this lower cover 113 is connect, by this limiting section this loam cake 111 and the fixed position of this lower cover 113 are carried out spacingly, more certain locating effect is provided.

When will be with this lid 1 snapping during to these container 3 bottlenecks 31, can be by first sealing, 131 driving fits of these second parts 13 to these container 3 bottlenecks 31, and with this support portion 133 these second parts 13 are bridged at this container 3 bottlenecks 31.Then, lower cover 113 and these container 3 bottlenecks 31 snappings by these first parts 11, these second parts 13 can be positioned to these container 3 bottlenecks 31, these second parts 13 are sealed really and are fixed between these first parts 11 and this container 3 bottlenecks 31, as shown in Figure 3 by this lower cover 113 and this loam cake 111.

As shown in Figure 4, when these loam cake 111 lids are connected to this lower cover 113, the first joint portion 111a of this loam cake 111 is but that snapping is to these lower cover 113 frames, strengthen these second parts 13 location and sealing effectivenesss with the second joint portion 111b by this loam cake 111, and by second sealing 135 of this second joint portion 111b snapping to these second parts 13, the position of limiting these second parts 13 by these first parts 11, and reach airtight effect simultaneously.And, as shown in the figure, this this support portion 133 of lower cover 113 end face driving fits and with this support portion 133 tightly frame be buckled between this lower cover 113 and this container 3 bottlenecks 31, but chimeric the 3rd joint portion 113a snapping to these bottleneck 31 inner peripherals and this lower cover 113 of 131 of this first sealings is to the 4th joint portion 35 (the being bottleneck 31 outer peripheral edges) snapping of this container 3.

Thus, first sealing 131 of these second parts 13 is to be entrenched in this container 3 bottlenecks 31 inner edges, this loam cake 111 snaps into this second sealing 135 and this support portion 133, these lower cover 113 chimeric these support portions 133 and snapping are to this bottleneck 31, this first parts 11 and this container 3 cover each other connect and these second parts 13 and this container 3 are chimeric each other, with between these first parts 11 of driving fit and this second parts 13 and the lid between these second parts 13 and this container 3 connect/chimeric slit, provide multiple airtight mechanism to prevent the water branch by lid 1 of the present utility model, gas or other foreign matter enter in this container 3, and keeping these container 3 in-to-in accommodation spaces is airtight conditions.

Because the location of these second parts 13 is limited by these first parts 11, these second parts 13 can be interposed in airtightly between these container 3 bottlenecks 31 and this first parts 11, and make this support portion 133 closely be inserted and put and uncovered seam crack by these first parts 11 and 13 of this second parts.Therefore, not only can before tearing sealing film 137, keep the airtight conditions of these container 3 inner spaces, and keep the airtight of 31 of these first parts 11 and this container 3 bottlenecks by second parts 13 as interior plug assembly, more can be after tearing sealing film 137, make these second parts 13 and support portion 133 unlikely distortion and displacements thereof, still can keep the airtight conditions of these container 3 inner spaces really.

Simultaneously, because the flank of sealing film 137 can make these second parts 13 keep locating when tearing sealing film 137 and unlikely distortion or tear off these second parts 13 and support portion 133 thereof, not only can solve in the prior art because of tearing the problem that sealing film 137 causes, and can promote the degree of being sealed and matched of these second parts 13 and make sealing film 137 be easy to tear.

Thus, the article that just can solve in the container in the prior art make moist and rotten disappearance because of air and moisture enter from lid seam crack, and sealing film 137 is easy to tear and can not influences the position location of these second parts 13, keep the height closed state of this container 3, and reach the effect of damp-proofing and fresh-keeping.In addition,, the user forms the outlet of article in this container 3 even tearing sealing film 137, take article in this container 3 for the user, this lid 1 still can engage by the second joint portion 111b of its loam cake 111 this second sealing 135, this this support portion 133 of lower cover 113 end face driving fits, this first sealing 131 chimeric to these container 3 bottlenecks, 31 inner peripherals and this lower cover 113 snappings to airtight constructions such as these container 3 bottlenecks 31, reaching multiple airtight effect, is airtight conditions with the accommodation space that keeps this internal tank whereby.

In sum, the disappearance of prior art can be provided by the multiple airtight mechanism that provides between each member lid of the present utility model, really seal the lid seam crack between this container and this lid, guarantee that this container keeps the height driving fit, prevent that air and moisture from entering the accommodation space of internal tank from lid seam crack, reach the purpose of damp-proofing and fresh-keeping.

Claims (10)

1. a lid on the bottleneck that snaps onto a container, is characterized in that, this lid comprises:

One first parts, have a loam cake and one can with the lower cover of this loam cake snapping; And

One second parts, can with this first parts snapping, have a pair of should container finish and can be embedded in first sealing on this container finish, one is formed on this first sealing outer rim and can supports these second parts and bridges in the support portion of this bottleneck, one is connected and can be second sealing and one and this second sealing bonded assembly diaphragm seal of this first parts engaging with this first sealing, be entrenched in this bottleneck inner edge by these second parts, and be connected on this container by this first piece cover, these first parts and this second parts are engaged with each other, make that this first sealing is to be entrenched in this bottleneck inner edge, and this loam cake is to snap into this second sealing and this support portion, then chimeric this support portion of this lower cover and snapping are to this container, chimeric/lid seam crack between these second parts of driving fit and this container and between these first parts and this second parts, it is airtight conditions with the accommodation space that keeps this internal tank that multiple airtight mechanism is provided.

2. lid as claimed in claim 1, it is characterized in that, this loam cake is formed with one first joint portion, one second joint portion and an open portion, wherein, first joint portion is the border structure that extends to form towards this container body direction, this second joint portion is formed in this first joint portion inner edge and is spaced apart from each other and extends towards this container finish direction, and this open portion then is to be formed at this first joint portion outer rim and can be with the loam cake and the lower cover of snapping pull open thus.

3. lid as claimed in claim 2 is characterized in that, this lower cover is formed with respectively should first joint portion and the 3rd joint portion and first limiting section of this second joint portion.

4. lid as claimed in claim 1 is characterized in that, these second parts are frameworks of stepped section difference of tool.

5. lid as claimed in claim 1 is characterized in that, these second parts have one first sealing, a support portion, one second sealing and a diaphragm seal.

6. lid as claimed in claim 5 is characterized in that, this first sealing is the extended structure that forms should container finish, but and this first sealing driving fit at this container finish inner edge.

7. lid as claimed in claim 5 is characterized in that, this support portion is to be formed at this first sealing outer rim, and be selected from the group that forms by the structure of sheet, taper, strip, flange and block in a kind of.

8. lid as claimed in claim 5 is characterized in that, this second sealing is to be connected with this first sealing and to have a stepped section difference, is fastened on stepped section difference place of this second sealing respectively by this second joint portion and this first limiting section.

9. lid as claimed in claim 5 is characterized in that, the sealing film is to be formed with the portion of tearing, and to be torn portion by this sealing film is torn, and exposes outside this bottleneck thus.

10. lid as claimed in claim 5 is characterized in that the sealing film also is provided with a plurality of flanks, the turnover rigidity to be provided and to make the sealing film be easy to tear.

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