CN105691877B - A kind of seal closure and oral structure for closed container - Google Patents
A kind of seal closure and oral structure for closed container Download PDFInfo
- Publication number
- CN105691877B CN105691877B CN201610189560.5A CN201610189560A CN105691877B CN 105691877 B CN105691877 B CN 105691877B CN 201610189560 A CN201610189560 A CN 201610189560A CN 105691877 B CN105691877 B CN 105691877B
- Authority
- CN
- China
- Prior art keywords
- capping
- seal closure
- closed container
- elastomer
- cover body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D51/00—Closures not otherwise provided for
- B65D51/18—Arrangements of closures with protective outer cap-like covers or of two or more co-operating closures
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D2251/00—Details relating to container closures
- B65D2251/0003—Two or more closures
- B65D2251/0006—Upper closure
- B65D2251/0015—Upper closure of the 41-type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D2251/00—Details relating to container closures
- B65D2251/0003—Two or more closures
- B65D2251/0037—Intermediate closure(s)
- B65D2251/0046—Intermediate closure(s) of the 41-type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D2251/00—Details relating to container closures
- B65D2251/0003—Two or more closures
- B65D2251/0068—Lower closure
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Closures For Containers (AREA)
Abstract
The present invention relates to a kind of seal closure and oral structure for closed container, belong to vessel fabrication technical field.The seal closure of the present invention at least includes upper capping（1）, main cover body（2）With lower capping（3）, pass through upper capping（1）With lower capping（3）It is spirally connected, adjustable range forces elastomer（22）Deformation, is caught in sudden expansion portion（41）, it is ensured that sealed reliable.Elastomer（22）Outer convex edge and vessel port（4）On along clamping, friction top（32）Also sealing ring is compressed（24）, with dual sealing functions.When opening, in upper capping（1）After unscrewing, covered in pressing（1）, sealing function is just lost, the seal closure for taking out the present invention is very easy to, and is only unscrewed, therefore is opened convenient and swift.Threaded rod（31）External screw thread and upper capping（1）The cooperation of screwed hole is all communicated with air outside container, in upper capping（1）Be not in the problem of holding or block when unscrewing.The oral structure of the present invention is simpler, and cost is low.
Description
Technical field
The present invention relates to a kind of seal closure and the oral structure of container, belong to vessel fabrication technical field.
Background technology
Closed container of the present invention refers to the container for containing liquid or solid powder at normal temperatures and pressures, not including pressure
The container of force container and filling gas.Closed container of the present invention, comprising various bottles, tank, bucket, altar and box, at least includes
Beverage bottle, cup, bottle, wine tank, barrel of beer, canned barrel, heat-preserving container, milk carton and lunch box.In order to realize sealing, closed container is normal
Sealed with seal closure or sealing plug.
Current seal closure, commonly uses sealing ring sealing, and with screw threads for fastening, to compress sealing ring.This screw thread fastening type
Seal closure is due to sealed reliable, and cost is low to be widely used, but opens and closes speed slowly, easily holds or blocks.
Seal closure can be held in container internal pressure subatmospheric, be difficult to open；When container internal pressure increases, easily block
Firmly, it is not easy to open.Such as cup is loading hot water, after a period of time, internal temperature reduction, shrinkage, and internal pressure is less than big
Air pressure, can hold, and be difficult to open；Bottled carbonated drink and beer, because by the elevated influence of temperature, inside produces gas, pressure
Increase, is easily blocked.
Sealing plug sealing is also the conventional sealing means of many burgundy bottles, wine jar and salted vegetables tank.This sealing means into
This low, good sealing effect, but be a lack of security measure, it is impossible to be used in frequently mobile or vibrations containers sealing, thus usually with
Diaphragm seal is used in combination.For example bottled wine often uses the additional diaphragm seal of oak plug.
In order to improve plug seal, the patent of invention of Application No. 201410804773.5 discloses a kind of wine-bottle plug, band
There are screw, nut and expansion piece, by the intraoral wall of diameter expansion squeeze bottle of expansion piece, with increasing friction force.Application No.
200710160626.9 patent of invention also discloses that a kind of wine-bottle plug, can extrude soft cock body, and diameter expansion clogs bottle
Mouthful.This security measure fully relies on frictional force, when bottle internal pressure increases, is easily squeezed bottle outlet, it is impossible to ensure close
Envelope is reliable.
The present invention on this basis, proposes a kind of seal closure and oral structure for closed container.
The content of the invention
It is an object of the invention to provide a kind of seal closure and oral structure for closed container, open and close quick
It is convenient, not only it had been easily opened but also sealed reliable, it is ensured that will not hold and block, will not have also leaked.
To achieve the above object, present invention employs following technical scheme：
A kind of seal closure for closed container at least includes upper capping, main cover body and lower capping, and the main cover body is carried
Elastomer 22, oral area clamping that can be with closed container.The upper capping is spirally connected with lower capping, can rotate against, adjustable range.Institute
The extrudable elastomer of lower capping is stated, distortional elastomer is forced, realizes the reliable sealing of closed container.
Further, the upper capping carries screwed hole, coordinates with the external screw thread of lower capping；In outer circumference surface with uniform
The axial notch of distribution, for increasing frictional force, is easy to open and close；Outer convex edge is carried in outer circumference surface lower edge, with main cover
Body clamping, to be supported.The screwed hole carries internal thread.
Further, the main cover body carries annular indent edge in upside, can with outer convex edge clamping and rotating against,
The flexible body of outer circumference surface lower bands, deformable, oral area clamping that can be with closed container carries oval light in downside center
Hole, may pass through lower capping, and sealing ring is carried in downside center, clamping and can be sealed with lower capping, on outer circumference surface top
It is anti-skidding when opening or closing with equally distributed anti-slip tank.The indent is divided along inner peripheral surface and upper planar annular is carried
The not inner peripheral surface with outer convex edge and lower planar annular clamping, and rotate against, it is ensured that the support to upper capping is reliable, is tightening
Support failure will not occur when fluctuation and deformation.The elastomer is Nian Jie with main cover body, upside carry evagination edge, can with it is close
The oral area clamping of container is closed, spring supporting circle is carried inside lower edge, for strengthening, prevents the seal closure of the present invention from holding closed
Device internal pressure is extruded when increasing.The outer convex edge lower surface and outer circumference surface of the elastomer can be with closed container oral area card
Tightly.The spring supporting circle is annulus shape.The oval unthreaded hole, may pass through lower capping, prevent the relative main cover body of lower capping
Rotation.The sealing ring is oblate cylindricality, and slotted hole, water identical with the oval unthreaded hole size and shape are carried in center
Prosposition puts coincidence, Nian Jie with main cover body, clamping and can be sealed with lower capping, vertically, level cross-sectionn is preferred for the anti-slip tank
It is semicircle.
Further, it is described it is lower capping carry threaded rod and friction top, with it is upper capping be spirally connected, can rotate against with adjust away from
From forcing distortional elastomer.The threaded rod carries external screw thread, coordinates with the screwed hole of upper capping, with symmetrical two
Individual the face of scabbling, cross section is Long Circle, identical with the shape of oval unthreaded hole, and passes through sealing ring and oval unthreaded hole.It is described to compress
Cover and inclined-plane is carried on the outside of upper surface, on the inside of the lower edge that can extrude elastomer so that spring supporting loop diameter increases, hold with closed
The oral area clamping of device is simultaneously sealed.The friction top carries concave inward structure in lower surface, is easy to liquid or solid powder to slide.
Further, sealed using the seal closure of the present invention, including at least the vessel port of protrusion.The vessel port carries light
Sliding surface and sudden expansion portion.The sudden expansion portion refers at vessel port diameter increase suddenly outside to inside.The interior table in the sudden expansion portion
Face, sealing when and elastomer it is lower along clamping, due to the reinforcing supporting role of spring supporting circle, it can be ensured that sealed reliable.
The cross section of the vessel port can be that circular, oval, round rectangle and regular hexagon etc. are variously-shaped.
The beneficial effects of the invention are as follows：Vessel port opening and closing are convenient and swift, have not only been easily opened but also sealed reliable, it is ensured that
It will not hold or block, will not also leak.Both the problem of existing screw thread fastening type seal closure easily holds or blocked had been avoided,
Avoid existing sealing plug and lack security measure, seal insecure problem.The seal closure of the present invention passes through upper capping and lower envelope
Lid 3 is spirally connected, and rotates against, adjustable range, forces distortional elastomer, and be caught in the sudden expansion portion of vessel port, it is ensured that sealed reliable.
During sealing, along clamping in the outer convex edge of elastomer and vessel port, compress cap upper surface and also compress sealing ring, therefore with dual
Sealing function.When closed container internal pressure changes, sealed reliable is also ensured that, vessel port will not be extruded.The present invention's
Seal closure after upper capping is unscrewed, covers in pressing when opening, just loses sealing function, may be such that container inner and outer air pressure one
Cause, the seal closure for taking out the present invention is very easy to, and is only unscrewed, therefore is opened convenient and swift.The outer spiral shell of threaded rod
Line is all communicated with the cooperation in upper closure threads hole with air outside container, is not in hold or block when upper capping is unscrewed
Problem.The oral structure of the present invention, simple in construction with smooth surface and sudden expansion portion, cost is low.In addition, the sealing of the present invention
Lid is simple in construction, and performance is stable, and cost is not high.
Brief description of the drawings
Fig. 1 is general structure schematic diagram of the invention；
Fig. 2 is the structural representation of the sealing ring of the present invention.
Description of reference numerals：Upper capping 1, screwed hole 11, axial notch 12, outer convex edge 13, main cover body 2, indent are along 21, bullet
Property body 22, spring supporting circle 221, oval unthreaded hole 23, sealing ring 24, anti-slip tank 25, it is lower capping 3, threaded rod 31, friction top 32,
The face of scabbling 33, vessel port 4 and sudden expansion portion 41.
Embodiment
The present invention will be further described below in conjunction with the accompanying drawings：
Technical scheme is described in detail below in conjunction with accompanying drawing and specific embodiment.
As shown in figure 1, the seal closure of the present embodiment at least includes upper capping 1, main cover body 2 and lower capping 3, preferably polyethylene
(PE) material passes through die forming, also can be contour using polyvinyl chloride (PVC) and PET (polyester) (PET)
Molecular material is manufactured.
The upper capping 1 is threaded hole 11 and its internal thread, is preferably machined to shape.
The main cover body 2 carries annular indent in upside along 21, in the flexible body 22 of outer circumference surface lower bands, in downside
Face center carries oval unthreaded hole 23, and sealing ring 24 is also carried in downside center, has uniform point in outer circumference surface upper bands
The anti-slip tank 25 of cloth.The preferred fiber reinforcement silastic material die forming of elastomer 22, to strengthen its mechanical strength, is prevented
Fracture.The elastomer 22 carries spring supporting circle 221 inside lower edge, and preferably machining process is, first by spring branch
After the cold machine-shaping of support ring 221, dipping process reheats solidification, is put into mould, adds sizing material, carries out molding sulfidization molding.
The spring supporting circle 221 is annulus shape, and preferred alloy spring steel shapes by machining.The sealing ring 24 is preferred
Silicon rubber mould pressing formation.The indent is along 21, oval unthreaded hole 23 and the preferred integral die forming of anti-slip tank 25.The elastomer 22
With food grade silicone adhesive known to the bonding preferred market of the outer circumference surface bottom of main cover body 2.The sealing ring 24 and master
Food grade silicone adhesive known to the preferred market of bonding of the downside center of lid 2.
The lower capping 3 is threaded bar 31 and friction top 32.The threaded rod 31 carries external screw thread, with upper capping 1
Screwed hole coordinates, and with two symmetrical the face of scabbling 33, cross section is Long Circle.The friction top 32 is on the outside of upper surface
With inclined-plane, concave inward structure is carried in lower surface.3 preferred integral die formings of the lower capping.
The seal closure sealing of the present embodiment, including at least the vessel port 4 of protrusion.The vessel port 4 with smooth surface and
Sudden expansion portion 41.The sudden expansion portion 41 refers at container diameter increase suddenly outside to inside.The knot of sudden expansion portion 41 of the vessel port 4
Structure is simple, can be shaped with closed container overall processing.In order to ensure sealed reliable, the diameter incrementss in the sudden expansion portion 41 are preferred
The ring body section diameter of annulus shape spring supporting circle 221.
The seal closure seal process of the present embodiment is：The seal closure of the present invention is filled in into vessel port 4 first, then one held
1 is covered in tight main cover body 2, another hand dextrorotation, because the threaded rod 31 of lower capping 3 passes through oval unthreaded hole 23, therefore can be prevented down
Capping 3 rotates relative to main cover body 2, so 3 screwing under effect in screw thread of lower capping, up, forces the lower edge of elastomer 22 to deform,
Diameter increases, and is caught in sudden expansion portion 41 so that lower capping 3 respective containers mouthful 4 are sealed.Due to the effect that screws of screw thread, upper capping 1 with
The lower distance of capping 3 reduces so that the outer convex edge of elastomer 22 in vessel port 4 with, along clamping, also causing the upper surface of friction top 32
Sealing ring 24 is compressed, therefore secondary seal can be obtained.Therefore in sealing state, seal closure of the invention has dual-seal work
With.
In sealing state, if closed container internal pressure increases, cause the slight deformation of friction top 32, and move up,
The lower edge of elastomer 22 is pressed further by, elastomer 22 is elongated, and sealing effectiveness is more preferable.Also so that the outer convex edge of elastomer 22 and container
Along further clamping on mouth 4 so that the upper surface of friction top 32 further compresses sealing ring 24, therefore secondary seal effect is more
It is good.Due to carrying spring supporting circle 221 inside the lower edge of elastomer 22 so that the lower edge of sealing ring 24 can not be moved up from sudden expansion portion 41,
Therefore sealed reliable.
In sealing state, if closed container internal pressure is reduced, as long as upper capping 1 is screwed so that elastomer 22 becomes
Enough, extraneous gas will not also enter vessel port 4 to shape degree.
The seal closure opening procedure of the present embodiment is：Hold with a firm grip main cover body 2 on the other hand, another left-handed upper capping 1 of hand, after unscrewing by
1 is covered in pressure.Because screw thread is unscrewed, upper capping 1 increases with the lower distance of capping 3 so that the evagination of elastomer 22 diametrically reduces,
Return to normal, lose sealing function, the seal closure of the present invention can be easily taken out, so as to open vessel port 4.
When open the present embodiment seal closure when, due to threaded rod 31 external screw thread and the screwed hole of upper capping 1 cooperation all
Communicate, not seal with air outside container, and in closed container during pressure change, the influence of crust deformation coordinated screw thread is not
Greatly, be not in the problem of holding or block therefore when upper capping 1 is unscrewed.
After upper capping 1 is unscrewed, 1 is covered in pressing so that elastomer 22 and sealing ring 24 are lost in sealing function, container
External pressure is consistent, therefore it is very easy to take out the seal closure of the present invention.When taking out the seal closure of the present invention, it is not necessary to make threaded rod
31 external screw thread is separated with the screwed hole of upper capping 1, is only to unscrew, therefore opening procedure is convenient and swift.
Embodiment described above is only that the preferred embodiment of the present invention is described, not to the model of the present invention
Enclose and be defined, on the premise of design spirit of the present invention is not departed from, technical side of the those of ordinary skill in the art to the present invention
Various modifications and improvement that case is made, all should fall within the scope of protection of the present invention.
Claims (3)
1. a kind of seal closure for closed container, at least including upper capping（1）, main cover body（2）With lower capping（3）, its feature
It is the main cover body（2）With elastomer（22）, oral area clamping that can be with closed container；
The upper capping（1）With lower capping（3）It is spirally connected, can rotates against, adjustable range；
Be not in the problem of holding or block when upper capping 1 is unscrewed；
The lower capping（3）Extrudable elastomer（22）, force elastomer（22）Deformation, realizes the reliable sealing of closed container；
The seal closure of the present invention has dual sealing functions；
The main cover body（2）Annular indent edge is carried in upside（21）, in the flexible body of outer circumference surface lower bands（22）, under
Oval unthreaded hole is carried at center side（23）, sealing ring is carried in downside center（24）, have in outer circumference surface upper bands
The anti-slip tank of even distribution（25）, it is anti-skidding when opening or closing；
The indent edge（21）With inner peripheral surface and upper planar annular, respectively with outer convex edge（13）Inner peripheral surface and lower annular
Plane clamping, and rotate against, it is ensured that to upper capping（1）Support it is reliable；
The elastomer（22）With main cover body（2）Bonding, carries evagination edge in upside, oral area clamping that can be with closed container,
Spring supporting circle is carried inside lower edge（221）, for strengthening, prevent the seal closure of the present invention from increasing in closed container internal pressure
When be extruded；The spring supporting circle（221）For annulus shape；
Vessel port（4）The sudden expansion portion carried（41）Inner surface sealing when and elastomer（22）It is lower along clamping, due to spring
Bracing ring（221）Reinforcing supporting role, it can be ensured that sealed reliable；
The oval unthreaded hole（23）It may pass through lower capping（3）, prevent lower capping（3）With respect to main cover body（2）Rotation；
The sealing ring（24）For oblate cylindricality, slotted hole is carried in center, with main cover body（2）Bonding, can be with lower capping（3）
Clamping is simultaneously sealed.
2. according to a kind of seal closure for closed container described in claim 1, it is characterised in that the upper capping（1）Carry
Screwed hole（11）, with lower capping（3）External screw thread coordinate；Evenly distributed axial groove is carried in outer circumference surface（12）, it is easy to
Open and close；Outer convex edge is carried in outer circumference surface lower edge（13）, with main cover body（2）Clamping, to be supported.
3. according to a kind of seal closure for closed container described in claim 1, it is characterised in that the lower capping（3）Carry
Threaded rod（31）And friction top（32）；The threaded rod（31）With external screw thread, with upper capping（1）Screwed hole coordinate, carry
Two symmetrical the face of scabbling（33）, cross section is Long Circle, and passes through sealing ring（24）With oval unthreaded hole（23）；
The friction top（32）Inclined-plane is carried on the outside of upper surface, elastomer is can extrude（22）Lower edge on the inside of so that spring branch
Support ring（221）Diameter increases, and the oral area clamping with closed container is simultaneously sealed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610189560.5A CN105691877B (en) | 2016-03-30 | 2016-03-30 | A kind of seal closure and oral structure for closed container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610189560.5A CN105691877B (en) | 2016-03-30 | 2016-03-30 | A kind of seal closure and oral structure for closed container |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105691877A CN105691877A (en) | 2016-06-22 |
| CN105691877B true CN105691877B (en) | 2017-10-10 |
Family
ID=56232009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610189560.5A Expired - Fee Related CN105691877B (en) | 2016-03-30 | 2016-03-30 | A kind of seal closure and oral structure for closed container |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105691877B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110440650A (en) * | 2019-08-05 | 2019-11-12 | 浙江路捷顺汽车制造有限公司 | A kind of knockdown anti-knock container cover body structure |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB317573A (en) * | 1928-08-03 | 1929-08-22 | Gerald William Ferguson | A new or improved stopper for bottles, jars, flasks and the like |
| DE3622249A1 (en) * | 1986-07-02 | 1988-01-14 | Zimmermann Anso Dr Rotpunkt | Expansion closure for a vessel |
| JPH08151060A (en) * | 1994-11-24 | 1996-06-11 | Yamamura Glass Co Ltd | Cock of bottle |
| CN2594170Y (en) * | 2002-10-31 | 2003-12-24 | 上海清水日用制品有限公司 | Expanded sealing plug |
| CN102826284B (en) * | 2012-09-13 | 2015-05-13 | 新兴县德纳斯金属制品有限公司 | Expansion rubber-sealed push button-opened sealing cap |
| CN204587605U (en) * | 2015-05-11 | 2015-08-26 | 邵晖 | A kind of quick unlatching and closed container stopper |
-
2016
- 2016-03-30 CN CN201610189560.5A patent/CN105691877B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN105691877A (en) | 2016-06-22 |
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