CN101618776B - Screw cap - Google Patents
Screw cap Download PDFInfo
- Publication number
- CN101618776B CN101618776B CN200910203805.5A CN200910203805A CN101618776B CN 101618776 B CN101618776 B CN 101618776B CN 200910203805 A CN200910203805 A CN 200910203805A CN 101618776 B CN101618776 B CN 101618776B
- Authority
- CN
- China
- Prior art keywords
- screw
- pipe box
- stopper
- sealing
- screw top
- 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
Images
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
- B65D39/00—Closures arranged within necks or pouring openings or in discharge apertures, e.g. stoppers
- B65D39/08—Threaded or like closure members secured by rotation; Bushes therefor
- B65D39/082—Bung-rings and bungs for bung-holes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Closures For Containers (AREA)
- Pressure Vessels And Lids Thereof (AREA)
Abstract
A screw cap (1) of plastic material for closing a filling and/or discharging pipe socket of a container has a center plug pipe socket (7) closed by a plug (8). The plug (8) is provided with a cylindrical threaded sleeve (9) with an external thread for screwing in a screwed hole (11) of the plug pipe socket (7) of the cap (1). The cylindrical threaded sleeve (9) is provided with a sealing end (12) which is provided with a conical multiple seal (13) formed by sealing rings (14) which, when the plug (8) is screwed in, are pressed against a conical inner sealing surface (18) of a sealing projection (19) located adjacent the threaded hole (11) of the plug pipe socket (7).
Description
Technical field
The present invention relates to a kind of plastic screw cap, this screw top has shrouding disc, vertically be attached to the enclosing cover limit of shrouding disc periphery and sinking is arranged on central plug pipe box in the shrouding disc, wherein the enclosing cover limit has negative thread with the packing into and/or take out pipe box of closing liquid storage-transport vessel, and the central plug pipe box has negative thread to screw in stopper.
Background technology
The shortcoming of screw top of injection pipe box that this type of that is disclosed by EP 0 650 446 B1 is used to the plastic inner container of the pellet type container of closing band plug bucket or having the shell made from grizzly bar or thin plate is: the seal ring that is used for the stopper in the plug pipe box of sealing screw lid, As time goes on, can be because the catabiosis of seal ring manufactured materials, especially in the container of accumulating chemical liquid, the leak tightness of plug sealing (Spundstopfenverschluss) again can not get guaranteeing, to such an extent as to must change seal ring termly.
Summary of the invention
Task of the present invention is to be equipped with screw-topped, the productive costs of the liquid container that can be repeatedly used and the angle of use cost considers to optimize this type of screw top from improving plug osed top leak tightness, reducing.
According to an aspect of the present invention, above-mentioned task realizes by a kind of screw top, this screw top is made of plastics and has a shrouding disc, vertically be attached to the enclosing cover limit of described shrouding disc periphery and sinking and be arranged on central plug pipe box in the described shrouding disc, described enclosing cover limit has negative thread packing into and/or take out pipe box with the sealing liquid storage-transport vessel, described plug pipe box has the negative thread that is used to screw in stopper, it is characterized in that, described stopper comprises columniform screw-in sleeve, described screw-in sleeve has outside thread, in the tapped bore with the plug pipe box that screws in described lid, and described screw-in sleeve has sealed end, described sealed end is provided with cylindrical-conical multi-sealed, this is multi-sealed to be formed by seal ring, when screwing in described stopper, described seal ring is forced in the sealing bead that is connected with the tapped bore of the plug pipe box of described screw top conical on the sealing surfaces.
According to another aspect of the present invention, above-mentioned task realizes by a kind of screw top, this screw top is made of plastics and has a shrouding disc, vertically be attached to the enclosing cover limit of described shrouding disc periphery and sinking and be arranged on central plug pipe box on the described shrouding disc, described enclosing cover limit has negative thread packing into and/or take out pipe box with the sealing liquid storage-transport vessel, described plug pipe box has the negative thread that is used to screw in stopper, it is characterized in that, described stopper comprises having externally threaded cylindrical screw-in sleeve, in the tapped bore with the plug pipe box that screws in described lid, and described screw-in sleeve has sealed end, the integrally formed seal ring that is provided with on the described sealed end, described seal ring has the sealing the margin of rounding, and described sealing the margin is forced in the sealing bead that is connected with the tapped bore of the plug pipe box of described screw top conical on the sealing surfaces when screwing in described stopper.
According to a further aspect of the invention, above-mentioned task realizes by a kind of screw top, this screw top is made of plastics and has a shrouding disc, vertically be attached to the enclosing cover limit at shrouding disc circumference place and sinking and be arranged on central plug pipe box in the described shrouding disc, described enclosing cover limit has negative thread packing into and/or take out pipe box with the sealing liquid storage-transport vessel, described plug pipe box has the negative thread that is used to screw in stopper, it is characterized in that, described stopper comprises having externally threaded cylindrical screw-in sleeve, in the tapped bore with the plug pipe box that screws in described lid, and described screw-in sleeve has sealed end, described sealed end is provided with cylindrical-conical sealing the margin, and described sealing the margin is forced in the sealing bead that is connected with the tapped bore of the plug pipe box of described screw top conical on the sealing surfaces when screwing described stopper.
Dependent claims has comprised other embodiments favourable and practicality of the present invention.
Screw top according to the present invention has to be equipped with fills in osed top plug pipe box, and this screw top has the following advantages:
The plastic plug that is used to seal the plug pipe box of screw top and is equipped with, have one spray to cast (spritzgiessen) with it and conical multi-sealed for isolated seal ring form, the sealing circle is pressed in plug pipe box conical on the sealing surfaces when screwing in stopper, and this configuration makes that filling in osed top optimum leak tightness becomes possibility.In having the container of internal pressure, also can further improve the plug osed top leak tightness of the plug pipe box of screw top in the following manner:, make by screwing in stopper the conical multi-sealed seal ring of stopper is additionally increased with respect to the thrust that sealing surfaces in the taper shape of plug pipe box produces by the container inner pressure on the inwall screw-in sleeve, that be provided with multi-sealed sealed end that acts on stopper.With respect to known, have a screw top that comes osed top plug pipe box by the stopper that has seal ring, by omitting the seal ring that must regularly replace productive costs is reduced greatly, and the maintenance cost that is equipped with novel plug osed top screw top that has the plug pipe box that is used for lid and the liquid container that can be repeatedly used can reduce greatly.
Description of drawings
Below in conjunction with accompanying drawing the present invention is described, accompanying drawing illustrates:
Fig. 1 is the vertical scheme drawing with screw top of the central plug pipe box by plug closes;
Fig. 2 is the enlarged detail of the screw top of Fig. 1;
Fig. 3 and 4 is the enlarged detail of two other embodiment of screw top.
The specific embodiment
Comprise smooth shrouding disc 2, vertically be connected to the enclosing cover limit 3 and the inward flange 5 of shrouding disc 2 peripheries as spray to cast spare screw top 1 (Spritzgussteil), that be made of plastics, wherein enclosing cover limit 3 has negative thread 4 packing into and/or take out pipe box with the sealing liquid storage-transport vessel.Inward flange 5 is provided with respect to 3 centers, enclosing cover limit, and form seal receptacles (Dichtungsbett) 6 with enclosing cover limit 3, be used to be sealed in packing into and/or taking out the seal ring of the screw top 1 on the upper limb of pipe box of liquid container so that put into, and be used to tighten and improve the placement that screw top puts in container tube.
Sink to being provided with a central plug pipe box 7 in the shrouding disc 2, can utilize the stopper 8 that is made of plastics as spray to cast spare to seal this plug pipe box 7.
When screwing in stopper 8, in the taper shape of the sealing bead (Abdichtansatz) 19 that is forced into accordingly at conical multi-sealed 13 the seal ring 14 at sealed end 12 places of stopper 8, is connected on the sealing surfaces 18 with the tapped bore 11 of the plug pipe box 7 of screw top 1.
In another embodiment of screw top 1, on stopper 8, be integrated with exhaust gear or exhaust and gas filled device.
For 7 pairs of single containers of plug pipe box of the screw top 1 that puts via the filling tube that is screwed in container carry out can, (Spundschl ü ssel) screws down the plug pipe box 7 of stopper 8 from screw top 1 with hand utilization plug key, and connects pump on the plug pipe box.When 7 pairs of a plurality of containers of the plug pipe box of the screw top 1 that puts via the filling tube that is screwed in container in auto-filling equipment carry out can, then stopper 8 is spun down from screw top 1 with machine.
Fig. 3 has shown another embodiment of screw top, the stopper 8 of this screw top comprises the cylindrical screw-in sleeve 9 that has outside thread 10, in the tapped bore 11 with the plug pipe box 7 that screws in lid 1, and screw in sleeve and have sealed end 12, sealing end 12 is provided with integrally formed with it seal ring 14, seal ring 14 has the sealing the margin 14a of rounding, and sealing the margin 14a is forced in the sealing bead 19 that is connected with the tapped bore 11 of the plug pipe box 7 of screw top 1 conical on the sealing surfaces 18 when screwing in stopper 8.
Fig. 4 has shown another embodiment of screw top, stopper 8 comprises the cylindrical screw-in sleeve 9 that has outside thread 10, in the tapped bore 11 with the plug pipe box 7 that screws in lid 1, and screw in sleeve and have sealed end 12, and sealed end 12 is provided with cylindrical-conical sealing the margin 20, and sealing the margin 20 is forced in the sealing bead 19 that is connected with the tapped bore 11 of the plug pipe box 7 of screw top 1 conical on the sealing surfaces 18 when screwing in stopper 8.
Reference numeral
1 screw lid
2 shrouding discs
31 enclosing cover limit
43 internal thread
51 inward flange
Seal receptacle between 63 and 5
Plug pipe box in 72
87 stopper
98 screw-in sleeve
10 9 outside thread
11 7 tapped bore
12 9 sealed end
13 12 conical multi-sealed
14 13 seal ring
The sealing the margin of 14a 14
15 14, the groove between 14
The longitudinal axis of 16-16 stopper
17 14 diameter
18 19 conical sealing surfaces
19 7 sealing bead
20 12 conical sealing the margin (Fig. 4)
The screw-in direction of a 8
Claims (10)
1. screw top, this screw top is made of plastics and has a shrouding disc, vertically be attached to the enclosing cover limit of described shrouding disc periphery and sinking and be arranged on central plug pipe box in the described shrouding disc, described enclosing cover limit has negative thread packing into and/or take out pipe box with the sealing liquid storage-transport vessel, described plug pipe box has the negative thread that is used to screw in stopper, it is characterized in that, described stopper (8) comprises columniform screw-in sleeve (9), described screw-in sleeve (9) has outside thread (10), in the tapped bore (11) with the plug pipe box (7) that screws in described lid (1), and described screw-in sleeve has sealed end (12), described sealed end (12) is provided with cylindrical-conical multi-sealed (13), these multi-sealed (13) are formed by seal ring (14), when screwing in described stopper (8), described seal ring (14) is forced in the sealing bead (19) that is connected with the tapped bore (11) of the plug pipe box (7) of described screw top (1) conical on the sealing surfaces (18).
2. screw top as claimed in claim 1, it is characterized in that, go up at the sealed end (12) of the screw-in sleeve (9) of described stopper (8) and to form four by the isolated seal ring of groove (15) (14), described seal ring (14) is provided with respect to the longitudinal axis (16-16) center of described stopper, and the diameter of described seal ring (17) reduces along the screw-in direction (a) of described stopper (8) accordingly with the conical interior sealing surfaces (18) of the sealing bead (19) of the plug pipe box (7) of described screw top (1).
3. screw top as claimed in claim 2 is characterized in that, described seal ring (14) has the sealing the margin (14a) of rounding.
4. as any described screw top in the claim 1 to 3, it is characterized in that described stopper (8) is integrated with exhaust gear.
5. as any described screw top in the claim 1 to 3, it is characterized in that described stopper (8) is integrated with exhaust and gas filled device.
6. as any described screw top in the claim 1 to 3, it is characterized in that described lid (1) and described stopper (8) are made of plastics as spray to cast spare.
7. screw top as claimed in claim 4 is characterized in that, described lid (1) and described stopper (8) are made of plastics as spray to cast spare.
8. screw top as claimed in claim 5 is characterized in that, described lid (1) and described stopper (8) are made of plastics as spray to cast spare.
9. screw top, this screw top is made of plastics and has a shrouding disc, vertically be attached to the enclosing cover limit of described shrouding disc periphery and sinking and be arranged on central plug pipe box on the described shrouding disc, described enclosing cover limit has negative thread packing into and/or take out pipe box with the sealing liquid storage-transport vessel, described plug pipe box has the negative thread that is used to screw in stopper, it is characterized in that, described stopper (8) comprises the have outside thread cylindrical screw-in sleeve (9) of (10), in the tapped bore (11) with the plug pipe box (7) that screws in described lid (1), and described screw-in sleeve has sealed end (12), described sealed end (12) is gone up the integrally formed seal ring (14) that is provided with, described seal ring (14) has the sealing the margin (14a) of rounding, and described sealing the margin (14a) is forced in the sealing bead (19) that is connected with the tapped bore (11) of the plug pipe box (7) of described screw top (1) conical on the sealing surfaces (18) when screwing in described stopper (8).
10. screw top, this screw top is made of plastics and has a shrouding disc, vertically be attached to the enclosing cover limit at shrouding disc circumference place and sinking and be arranged on central plug pipe box in the described shrouding disc, described enclosing cover limit has negative thread packing into and/or take out pipe box with the sealing liquid storage-transport vessel, described plug pipe box has the negative thread that is used to screw in stopper, it is characterized in that, described stopper (8) comprises the have outside thread cylindrical screw-in sleeve (9) of (10), in the tapped bore (11) with the plug pipe box (7) that screws in described lid (1), and described screw-in sleeve has sealed end (12), described sealed end (12) is provided with cylindrical-conical sealing the margin (20), and described sealing the margin (20) is forced in the sealing bead (19) that is connected with the tapped bore (11) of the plug pipe box (7) of described screw top (1) conical on the sealing surfaces (18) when screwing described stopper (8).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102008031736.5 | 2008-07-04 | ||
| DE102008031736A DE102008031736B3 (en) | 2008-07-04 | 2008-07-04 | screw |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101618776A CN101618776A (en) | 2010-01-06 |
| CN101618776B true CN101618776B (en) | 2011-06-29 |
Family
ID=40786157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910203805.5A Expired - Fee Related CN101618776B (en) | 2008-07-04 | 2009-05-13 | Screw cap |
Country Status (15)
| Country | Link |
|---|---|
| US (1) | US20100000998A1 (en) |
| EP (1) | EP2141083B1 (en) |
| JP (1) | JP5183580B2 (en) |
| CN (1) | CN101618776B (en) |
| AR (1) | AR071503A1 (en) |
| AT (1) | ATE505409T1 (en) |
| AU (1) | AU2009201707C1 (en) |
| BR (1) | BRPI0902018B1 (en) |
| DE (2) | DE102008031736B3 (en) |
| ES (1) | ES2364542T3 (en) |
| MX (1) | MX2009005162A (en) |
| MY (1) | MY151725A (en) |
| RU (1) | RU2404907C1 (en) |
| SA (1) | SA109300321B1 (en) |
| ZA (1) | ZA200903114B (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USD674241S1 (en) | 2011-04-22 | 2013-01-15 | Ebsco Industries, Inc. | Tumbler |
| US8875933B2 (en) | 2011-09-21 | 2014-11-04 | GM Global Technology Operations LLC | Drainable container system |
| DE202015008399U1 (en) * | 2015-12-08 | 2016-01-08 | Protechna S.A. | Bung stopper with integrated pressure compensation device |
| DE102016124071B3 (en) * | 2016-12-12 | 2018-04-05 | Schütz GmbH & Co. KGaA | Bung POT CLOSURE |
| RU178016U1 (en) * | 2017-02-01 | 2018-03-19 | Публичное акционерное общество "АВТОВАЗ" (ПАО "АВТОВАЗ") | WASHER TANK COVER |
| US11982388B2 (en) | 2017-06-15 | 2024-05-14 | Altenloh, Brinck & Co. Us, Inc. | Connector assembly for adhesive dispensers |
| CN108455056A (en) * | 2018-03-30 | 2018-08-28 | 广东知识城运营服务有限公司 | A kind of plastic composition lid arrangement |
| CN111086747A (en) * | 2018-10-24 | 2020-05-01 | 卢远缘 | Water barrel cover |
| DE102020123861A1 (en) * | 2020-09-14 | 2022-03-17 | Protechna S.A. | Sealing cap for a container closure and container closure with such a sealing cap |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE420816A (en) * | ||||
| US2893590A (en) * | 1957-07-22 | 1959-07-07 | Duer H Buckley | Cap for soil pipe clean-outs |
| US3086679A (en) * | 1960-10-11 | 1963-04-23 | Inland Steel Container Company | Shipping container |
| BE630778A (en) * | 1962-04-09 | |||
| US3891118A (en) * | 1973-07-02 | 1975-06-24 | American Flange & Mfg | Plastic bonded closure |
| US4117949A (en) * | 1975-12-22 | 1978-10-03 | American Flange & Manufacturing Co. Inc. | Threaded closure |
| CH597047A5 (en) * | 1976-07-15 | 1978-03-31 | Anders Ruben Rausing | |
| US4114779A (en) * | 1977-02-10 | 1978-09-19 | Owens-Illinois, Inc. | Bung hole assembly |
| JPH0723409Y2 (en) * | 1988-08-31 | 1995-05-31 | コダマ樹脂工業株式会社 | Structure of synthetic resin drum mouth |
| JPH0248571U (en) * | 1988-09-28 | 1990-04-04 | ||
| US5217138A (en) * | 1991-02-25 | 1993-06-08 | Hoover Group, Inc. | Liquid transport drum with removable liner |
| DE9217291U1 (en) * | 1992-07-20 | 1993-02-18 | Mauser-Werke Gmbh, 5040 Bruehl | Screw cap |
| JPH1144792A (en) * | 1997-07-28 | 1999-02-16 | Power Reactor & Nuclear Fuel Dev Corp | Remotely cover opening/closing type powder pneumatic carrier container |
| US6722519B2 (en) * | 2002-02-08 | 2004-04-20 | Rieke Corporation | Container and method for preventing leakage therefrom through isolating deformation in the container |
| US6726048B2 (en) * | 2002-09-09 | 2004-04-27 | American Flange & Mfg. Co., Inc | Drum plug and seal |
| US7287662B2 (en) * | 2002-11-18 | 2007-10-30 | American Flange & Mfg. Co., Inc | Closure plug improvement |
| US7448509B2 (en) * | 2004-09-20 | 2008-11-11 | Shih-Sheng Yang | Combination of large and small covers for water bag |
| DE202006015686U1 (en) * | 2006-10-14 | 2006-12-14 | Schütz GmbH & Co. KGaA | Screw cap for drinking bottles has removable transparent plastic cover with collar around its edge which fits over top of screw cap, protecting it and its central drinking spout from soiling |
-
2008
- 2008-07-04 DE DE102008031736A patent/DE102008031736B3/en not_active Expired - Fee Related
-
2009
- 2009-04-24 AR ARP090101451A patent/AR071503A1/en active IP Right Grant
- 2009-04-29 AU AU2009201707A patent/AU2009201707C1/en not_active Ceased
- 2009-05-06 ZA ZA200903114A patent/ZA200903114B/en unknown
- 2009-05-13 CN CN200910203805.5A patent/CN101618776B/en not_active Expired - Fee Related
- 2009-05-14 MX MX2009005162A patent/MX2009005162A/en active IP Right Grant
- 2009-05-25 SA SA109300321A patent/SA109300321B1/en unknown
- 2009-05-28 US US12/455,139 patent/US20100000998A1/en not_active Abandoned
- 2009-06-08 AT AT09007519T patent/ATE505409T1/en active
- 2009-06-08 DE DE502009000523T patent/DE502009000523D1/en active Active
- 2009-06-08 EP EP09007519A patent/EP2141083B1/en active Active
- 2009-06-08 ES ES09007519T patent/ES2364542T3/en active Active
- 2009-06-22 MY MYPI20092625 patent/MY151725A/en unknown
- 2009-06-25 JP JP2009150407A patent/JP5183580B2/en not_active Expired - Fee Related
- 2009-06-30 BR BRPI0902018A patent/BRPI0902018B1/en active IP Right Grant
- 2009-07-03 RU RU2009125497/12A patent/RU2404907C1/en active
Also Published As
| Publication number | Publication date |
|---|---|
| US20100000998A1 (en) | 2010-01-07 |
| MX2009005162A (en) | 2010-04-13 |
| EP2141083A1 (en) | 2010-01-06 |
| CN101618776A (en) | 2010-01-06 |
| BRPI0902018B1 (en) | 2018-11-21 |
| ZA200903114B (en) | 2010-04-28 |
| AU2009201707C1 (en) | 2011-12-15 |
| EP2141083B1 (en) | 2011-04-13 |
| RU2404907C1 (en) | 2010-11-27 |
| ATE505409T1 (en) | 2011-04-15 |
| JP2010013187A (en) | 2010-01-21 |
| JP5183580B2 (en) | 2013-04-17 |
| AU2009201707A1 (en) | 2010-01-21 |
| ES2364542T3 (en) | 2011-09-06 |
| SA109300321B1 (en) | 2013-10-03 |
| AU2009201707B2 (en) | 2011-06-02 |
| DE502009000523D1 (en) | 2011-05-26 |
| MY151725A (en) | 2014-06-30 |
| DE102008031736B3 (en) | 2009-07-23 |
| AR071503A1 (en) | 2010-06-23 |
| BRPI0902018A2 (en) | 2010-04-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110629 Termination date: 20210513 |
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| CF01 | Termination of patent right due to non-payment of annual fee |